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{"title":"70x65x9mm Polyurethane Buffer JHQ-C\/JHQ-A Type for Crane Anti-Collision with","imgUrl":"https:\/\/img.chinax.com\/nimg\/24\/76\/c1ebf8e3aef52d7043afebd088b6-200x200-1\/70x65x9mm_polyurethane_buffer_jhq_c_2fjhq_a_type_for_crane_anti_collision_with.jpg","attrs":{"Place of Origin":"Henan, China","Brand Name":"HGCRANE","Price":"0.5~40 USD\/PC","Minimum Order Quantity":"1 PC"}}
{"title":"Soft State Seamless Busbar Conductor Rail with Oxygen-Free Copper Core for","imgUrl":"https:\/\/img.chinax.com\/nimg\/d8\/d6\/ddb8a55bf358f22fb3c2844d0768-200x200-1\/soft_state_seamless_busbar_conductor_rail_with_oxygen_free_copper_core_for_overhead_crane_applications.jpg","attrs":{"Place of Origin":"Henan, China","Brand Name":"HGCRANE","Price":"CN\u00a56.97-31.36\/units","Minimum Order Quantity":"50M"}}
{"title":"OEM Available Crane Cabin with Air Conditioning Installable and 1 Year Warranty","imgUrl":"https:\/\/img.chinax.com\/nimg\/40\/e3\/f49a9da525cea2ea4fe7b8497f23-200x200-1\/oem_available_crane_cabin_with_air_conditioning_installable_and_1_year_warranty_for_overhead_gantry_crane.jpg","attrs":{"Place of Origin":"Henan, China","Brand Name":"HGCRANE","Price":"3000~5000 USD","Minimum Order Quantity":"1 SET"}}
{"title":"Dip Galvanized American Type Shackle with 110 V Voltage and 40Cr-Body & Pin for","imgUrl":"https:\/\/img.chinax.com\/nimg\/1a\/50\/a5384811846df0cc91e7d947b4c6-200x200-1\/dip_galvanized_american_type_shackle_with_110_v_voltage_and_40cr_body_26_pin_for_heavy_duty_lifting.jpg","attrs":{"Place of Origin":"China","Price":"CN\u00a52.79-12.55\/sets","Applicable Industries":"Building Material Shops, Construction works , Energy & Mining, Other, Manufacturing Plant, Machinery Repair Shops, Retail, Warehouse","Material":"rebar, 603 Stainless Steel"}}
{"title":"Load-Bearing Hoist Pulley Wheel with U-Groove and Guide Pulley for Wire Rope","imgUrl":"https:\/\/img.chinax.com\/nimg\/6c\/3f\/8045f8f34346762079b246cc01b4-200x200-1\/load_bearing_hoist_pulley_wheel_with_u_groove_and_guide_pulley_for_wire_rope_sheave_applications.jpg","attrs":{"Brand Name":"HG crane","Place of Origin":"china","Minimum Order Quantity":"1","Price":"2-35USD"}}
{"title":"Electric Hoist Gearbox Lifting Reducer with 1 Ton\/2 Ton\/3 Ton\/5 Ton Capacity","imgUrl":"https:\/\/img.chinax.com\/nimg\/54\/51\/5233f4dfb93afdf298c0803336f4-200x200-1\/electric_hoist_gearbox_lifting_reducer_with_1_ton_2f2_ton_2f3_ton_2f5_ton_capacity_green_finish_and_1_year_warranty.jpg","attrs":{"Brand Name":"HG CRANE","Model Number":"Crane Gantry Electric Hoist Lifting Reducer 1 Ton\/2 Ton\/3 Ton\/5 Ton Gearbox","Place of Origin":"China","Minimum Order Quantity":"1"}}
{"title":"3\/5\/10 Ton Capacity Electric Hoist with Double-Speed Housing and Durable","imgUrl":"https:\/\/img.chinax.com\/nimg\/f5\/2c\/485aca160f12ce568035123fdf5c-200x200-1\/3_2f5_2f10_ton_capacity_electric_hoist_with_double_speed_housing_and_durable_construction_for_crane_accessories.jpg","attrs":{"Brand Name":"HG","Place of Origin":"china","Minimum Order Quantity":"1","Price":"40USD"}}
Crane Anti-Collision Buffers - JHQ Series Polyurethane Buffers
Polyurethane buffers are essential safety components designed to absorb impact forces generated during crane and gantry operations. These buffers effectively protect equipment by reducing damage caused by collisions and impacts, ensuring operational safety and equipment longevity.
Buffer Types and Classification
Industrial crane buffers are categorized into two main types based on their energy absorption mechanisms:
Energy Storage Buffers: Includes spring buffers and rubber buffers that store impact energy
Energy-Dissipating Buffers: Comprises polyurethane buffers, hydraulic buffers, ZL compound buffers, and elastic damping body buffers that dissipate impact energy
JHQ Series Polyurethane Buffer Features
Application Scope: Specifically designed for crane and trolley anti-collision protection systems
Material Properties: Excellent hardness and strength, quick recovery time, oil resistance, resistance to weak acids and alkalis, and anti-corrosion capabilities
Design Advantages: Lightweight construction, simple structure, cost-effective manufacturing, and easy installation and maintenance
Series Options: Available in three connection types with 14-21 specifications per series, each corresponding to specific buffer capacity requirements
Connection Type Specifications
The JHQ series polyurethane buffers are available in three distinct connection configurations to suit various installation requirements:
JHQ-A Series: Stud type connection for direct mounting applications
JHQ-B Series: Platen type connection for surface mounting requirements
JHQ-C Series: Flange-plate type connection for secure flange mounting systems
Parameter
Model
D/mm
H/mm
h/mm
B/mm
b/mm
Ø/mm
Buffer
capacity/Kn.m
Buffer
atroke/mm
Buffer
power/KN
JHQ-C-1
65
80
8
100
70
12
0.265
60
28
JHQ-C-2
80
80
8
115
85
12
0.400
60
42
JHQ-C-3
80
100
8
115
85
12
0.502
75
42
JHQ-C-4
100
80
8
130
100
14
0.628
60
66
JHQ-C-5
100
100
8
130
100
14
0.785
75
66
JHQ-C-6
100
125
8
130
100
14
0.980
94
66
JHQ-C-7
125
100
10
165
130
14
1.227
75
103
JHQ-C-8
125
125
10
165
130
14
0.533
94
103
JHQ-C-9
125
160
10
165
130
14
1.960
120
103
JHQ-C-10
160
125
10
200
160
18
2.512
94
169
JHQ-C-11
160
160
10
200
160
18
3.125
120
169
JHQ-C-12
160
200
10
200
160
18
4.019
150
169
JHQ-C-13
200
160
12
250
200
18
5.024
120
265
JHQ-C-14
200
200
12
250
200
18
6.280
150
265
JHQ-C-15
200
250
12
250
200
18
7.850
188
265
JHQ-C-16
250
200
12
320
250
22
9.810
150
414
JHQ-C-17
250
250
12
320
250
22
12.266
188
414
JHQ-C-18
250
320
12
320
250
22
15.700
240
414
JHQ-C-19
320
250
14
400
315
22
20.096
188
675
JHQ-C-20
320
320
14
400
315
22
25.732
240
675
JHQ-C-21
320
400
14
400
315
22
32.154
300
657
JHQ-C-22
320
450
14
400
315
22
36.170
337
675
JHQ-C-23
400
450
14
460
370
22
56.500
337
1054
JHQ-C-24
400
300
14
460
370
22
37.700
225
1054
JHQ-C-25
400
450
14
460
370
22
65.300
337
1218
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2008
Total Annual:
7000000-20000000
Employee Number:
200~500
Ecer Certification:
Verified Supplier
Huagong, established in June 2008 in Changyuan City, Henan Province, is a leading manufacturer of lifting accessories with a registered capital of 56 million yuan. The company covers an area of over 75,000 square meters and employs more than 500 staff. Huagong specializes in various cranes and their... Huagong, established in June 2008 in Changyuan City, Henan Province, is a leading manufacturer of lifting accessories with a registered capital of 56 million yuan. The company covers an area of over 75,000 square meters and employs more than 500 staff. Huagong specializes in various cranes and their...