Winch friction plate

Abstract

The winch friction plate comprises a friction plate body, sound absorption plates, a heat absorption pad and a wear-resistant part, the friction plate body is of an annular structure, a through hole is formed in the middle of the friction plate body, a plurality of sound absorption plates of a circular structure are installed on the front end face of the friction plate body, the sound absorption plates are annularly distributed at equal intervals, and the wear-resistant part is arranged on the friction plate body. A heat absorption pad of a circular structure is installed on the rear end face of the friction plate body, the size of the heat absorption pad is the same as that of the friction plate body, a wear-resisting part of a circular structure is installed on the rear end face of the heat absorption pad, the size of the wear-resisting part is the same as that of the heat absorption pad, and a plurality of heat dissipation grooves are formed in the friction plate body. According to the friction plate, noise generated in the operation process of the friction plate can be absorbed, meanwhile, the friction plate body can be prevented from being directly rubbed, and therefore the service life of the friction plate is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of marine winch friction plate, especially the technical field of winch friction plate. BACKGROUND

[0002] Now the ship industry develops rapidly, and the demand of loading and unloading on the ship is more and more, and the marine winch is more and more widely used, and the marine winch is widely used in the lifting or flat dragging of ship equipment, such as the retraction of ship anchor, mooring operation, towing operation, lifting goods and pulling cable, and the need of marine winch friction plate is more and more, and the winch friction plate is the key component for transmitting and controlling power in the winch system.

[0003] At present, some friction plates are provided with circular oil storage pits on the surface to store oil for cooling, but when the friction plates are in close contact, the oil in the oil storage pit is pressed out, and a vacuum is easily formed in the oil pit, so that the separation is not smooth, affecting the controllability.

[0004] In order to solve the problems in the above-mentioned technology, for example, the application number CN201520454072.3 discloses a kind of friction plate, including body, the body surface is provided with arc oil storage groove and protruding friction head, and oil storage groove is uniformly distributed along circumferential direction, the body is opened with vertical and surface through hole, and friction column is inlaid in through hole, and the body surface of friction plate is provided with oil storage groove, compared with original oil storage pit, the area is increased, can avoid the vacuum formed in oil storage groove as far as possible when rubbing, make glue separation more smoothly, controllability is better;At the same time, when braking, the friction column inlaid on the body is first subjected to friction, and the friction column can be replaced after serious wear, so that the body of friction plate is avoided to be directly subjected to friction, and the service life of friction plate is prolonged, but the structure still has the following defects:

[0005] The structure is easy to appear the situation of friction material falling off or friction plate breaking under the condition of high speed rotation, which leads to serious accident, and the friction plate is easy to accumulate impurities, which affects the heat dissipation effect of friction plate and shortens the service life.

[0006] To solve the problems raised in the above-mentioned technologies, for example, application No. CN201620857483.1 discloses a kind of anti-cracking friction plate, including annular friction plate body;Friction plate body is equipped with at least one protective frame;Each protective frame is pressed, sintered with friction plate body into an integral structure, protective frame is composed of at least two annular retainers with different diameters and at least four straight retaining rods;Each annular retainer is concentrically arranged with friction plate body, by setting protective frame in friction plate body, the toughness of friction plate is enhanced, effectively avoid the fragmentation of friction plate due to crack when running at high speed, at the same time, trapezoidal straight grooves and circular grooves are arranged on the front and back surfaces of friction plate body, which not only enhances the heat dissipation effect of friction plate, but also facilitates the drainage of impurities generated during high-speed operation of friction plate, but this structure still has the following defects:

[0007] 1. The structure is prone to generate a lot of noise when running at high speed, which affects the work of surrounding workers;

[0008] 2. In the operation process, the friction force will directly contact the friction plate, which will damage the outer periphery of the friction plate and affect the use performance. SUMMARY

[0009] The purpose of the utility model is to solve the problems in the prior art, and a winch friction plate is proposed, which can absorb the noise generated during the operation of the friction plate, and can avoid the direct friction of the friction plate body, thereby prolonging the service life of the friction plate.

[0010] To achieve the above-mentioned purpose, the utility model provides a kind of winch friction plate, including friction plate body, sound-absorbing sheet, heat-absorbing pad, wear-resistant piece, the friction plate body is annular structure, the middle part of the friction plate body is equipped with through-hole, the front end surface of the friction plate body is installed with several circular structure sound-absorbing sheets, the sound-absorbing sheet is equidistant annular distribution, the rear end surface of the friction plate body is installed with circular structure heat-absorbing pad, the size of the heat-absorbing pad is same with the size of the friction plate body, the rear end surface of the heat-absorbing pad is installed with circular structure wear-resistant piece, the size of the wear-resistant piece is same with the size of the heat-absorbing pad.

[0011] As a preferred, a plurality of heat dissipation grooves are formed on the friction plate body, and each heat dissipation groove is located between every two sound-absorbing sheets.

[0012] As a preferred, a plurality of wear-resistant blocks are arranged on the outer side of the friction plate body, and the wear-resistant blocks are annularly and equidistantly distributed.

[0013] As a preferred, the wear-resistant block is internally fixedly installed with a reinforcing rib.

[0014] As preferred, the alloy wire is fixedly installed inside the heat-absorbing pad, and the alloy wire is arranged in a mutual winding mode.

[0015] As preferred, the wear-resistant piece is a wear-resistant sheet, the wear-resistant sheet is adhered to the heat-absorbing pad, and a wear-resistant layer is arranged on the back of the wear-resistant sheet.

[0016] As preferred, a plurality of wear-resistant protrusions are arranged outside the wear-resistant layer, the wear-resistant protrusions are arranged in a ring shape and at equal intervals, and the wear-resistant protrusions are all in a circular truncated cone structure.

[0017] The winch friction plate has the advantages that:

[0018] 1. The noise generated by the friction plate body during braking can be absorbed by the sound-absorbing sheets, so that the noise can be reduced, and the problem that the noise is too large to affect the work of the staff during high-speed operation is solved.

[0019] 2. The wear-resistant blocks and the wear-resistant sheets are cooperated, the friction plate body is prevented from being directly rubbed, the wear-resistant blocks are arranged outside the friction plate body, the wear-resistant sheets and the wear-resistant protrusions are cooperated, the friction plate body is prevented from being directly contacted with the friction force, the damage of the periphery of the friction plate body is avoided, the service life of the friction plate is effectively prolonged, the problem that the friction force directly contacts with the friction plate during operation, and the periphery of the friction plate is damaged, and the use performance is affected is solved.

[0020] 3. The heat-absorbing pad and the heat-dissipating groove are cooperated, the heat accumulation is reduced, the heat-absorbing pad can absorb the heat generated during friction, the friction plate body is prevented from working for a long time in a high-temperature state, the alloy wire arranged in the heat-absorbing pad in a mutual winding mode can effectively prevent the heat-absorbing pad from being broken, the alloy wire has excellent high-temperature resistance, the service life of the friction plate body is prolonged, the heat-dissipating groove can dissipate the heat generated by the friction plate body, and the heat dissipation effect is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a front view of the winch friction plate of the utility model;

[0022] Figure 2 is a friction plate body plan view of the winch friction plate of the utility model;

[0023] Figure 3 is an explosion view of the winch friction plate of the utility model;

[0024] Figure 4 is a wear-resistant block internal schematic view of the winch friction plate of the utility model;

[0025] Figure 5 is the internal schematic diagram of the heat absorption pad of the winch friction plate of the utility model;

[0026] Figure 6 is the back surface schematic diagram of the wear-resistant piece of the winch friction plate of the utility model;

[0027] Figure 7 is the second embodiment schematic diagram of the winch friction plate of the utility model;

[0028] In the drawing: 1-friction plate body, 2-sound absorption piece, 3-heat absorption pad, 31-alloy wire, 4-wear-resistant piece, 41-wear-resistant piece, 411-wear-resistant layer, 4111-wear-resistant protrusion, 5-heat dissipation groove, 6-wear-resistant block, 61-stiffener. DETAILED DESCRIPTION

[0029] Embodiment one

[0030] Referring to Figures 1 to 6 , the utility model discloses a winch friction plate, including friction plate body 1, sound absorption piece 2, heat absorption pad 3, wear-resistant piece 4, the friction plate body 1 is annular structure, the middle part of friction plate body 1 is equipped with through -hole, the front end surface of friction plate body 1 is installed with several circular structure's sound absorption piece 2, the sound absorption piece 2 is equidistant annular distribution, the rear end surface of friction plate body 1 is installed with the circular structure's heat absorption pad 3, the size of heat absorption pad 3 is identical with the size of friction plate body 1, the rear end surface of heat absorption pad 3 is installed with the circular structure's wear-resistant piece 4, the size of wear-resistant piece 4 is identical with the size of heat absorption pad 3, set up several sound absorption pieces 2, so that the noise that friction plate body 1 can be absorbed in the braking process sound absorption piece 2, can reduce noise, and then avoid the noise to be too big and influence the staff operation.

[0031] Referring to Figure 2 , the friction plate body 1 is equipped with several heat dissipation grooves 5, and each heat dissipation groove 5 is located between every two sound absorption pieces 2, by setting up heat dissipation groove 5, the heat that friction plate body 1 produces can be dissipated from heat dissipation groove 5, and then the effect of heat dissipation is reached.

[0032] Referring to Figure 2 and Figure 3 , the outer side of friction plate body 1 is provided with several wear-resistant blocks 6, and the wear-resistant blocks 6 are annularly and equidistantly distributed, by setting wear-resistant block 6, friction plate body 1 can be avoided and directly contacted with friction, and the damage of the outer periphery of friction plate body 1 is not prone to appear.

[0033] Referring to Figure 4The inner portion of the wear-resistant block 6 is fixedly installed with a reinforcing rib 61, and the overall strength of the wear-resistant block 6 can be improved by installing the reinforcing rib 61, so that the wear-resistant block 6 is not prone to damage.

[0034] Referring to Figure 5 The inner portion of the heat-absorbing pad 3 is fixedly installed with alloy wires 31 which are arranged in a mutual winding mode, the heat-absorbing pad 3 can be effectively prevented from being broken by arranging the alloy wires 31, the alloy wires 31 have excellent high-temperature resistance, and the service life of the friction plate body 1 is prolonged.

[0035] Referring to Figure 6 The wear-resistant piece 4 is a wear-resistant sheet 41 which is adhered to the heat-absorbing pad 3, and the back surface of the wear-resistant sheet 41 is provided with a wear-resistant layer 411, the wear-resistant layer 411 can avoid the friction plate body 1 from being directly contacted with friction, and the service life of the friction plate body 1 is improved.

[0036] Referring to Figure 6 The outer portion of the wear-resistant layer 411 is provided with a plurality of wear-resistant protrusions 4111 which are arranged in an annular equidistant mode and are in a circular truncated cone structure, the wear-resistant protrusions 4111 can further improve the wear-resistant performance of the wear-resistant sheet 41.

[0037] Example two

[0038] Referring to Figure 7 Based on the sound-absorbing sheet 2 in example one, the sound-absorbing sheet 2 can be arranged in a fan-shaped structure, the contact area between the sound-absorbing sheet 2 and the friction plate body 1 is increased, and the sound-absorbing effect is improved.

[0039] The working process of the utility model:

[0040] The utility model discloses a winch friction plate in the working process, through setting up several sound absorbing fins 2, make the noise that friction plate body 1 produced in the braking process can be absorbed by sound absorbing fin 2 to reduce noise, and further avoid the noise to be too big and influence the staff operation, through the common cooperation of wear -resisting piece 6 and wear -resisting piece 41, can avoid friction plate body 1 direct friction, install several wear -resisting piece 6 in the outside of friction plate body 1, and cooperate wear -resisting piece 41 and wear -resisting convex 4111, and further avoid friction plate body 1 direct and friction force contact, and the periphery damage of friction plate body 1 is not easy to appear, thereby effectively prolonged the service life of friction plate, through the common cooperation of heat absorption pad 3 and heat dissipation groove 5, can reduce heat accumulation, and heat absorption pad 3 can absorb the heat produced when rubbing, avoid friction plate body 1 long -time work under high temperature state, and simultaneously set up alloy wire 31 of mutual entanglement in heat absorption pad 3, and alloy wire 31 can effectively prevent heat absorption pad 3 break, and alloy wire 31 has excellent high temperature resistance, and further prolongs the service life of friction plate body 1, and simultaneously heat dissipation groove 5 can dissipate the heat of friction plate body 1, and further reach the effect of heat dissipation.

[0041] The above examples are illustrative of the present utility model and are not limiting of the present utility model, any simple transformation of the present utility model falls within the scope of protection of the present utility model.

Claims

1. A winch friction plate, characterized by: Including friction plate body (1), sound absorbing piece (2), heat absorbing pad (3), wear-resistant piece (4), the friction plate body (1) is annular structure, the middle part of friction plate body (1) is equipped with through -hole, the front end surface of friction plate body (1) is installed several circular structure sound absorbing piece (2), the sound absorbing piece (2) is equally spaced annular distribution, the rear end surface of friction plate body (1) is installed circular structure heat absorbing pad (3), the size of heat absorbing pad (3) is same with the size of friction plate body (1), the rear end surface of heat absorbing pad (3) is installed circular structure wear-resistant piece (4), the size of wear-resistant piece (4) is same with the size of heat absorbing pad (3).

2. A winch friction plate as claimed in claim 1 wherein: Several heat dissipation grooves (5) are set up on the friction plate body (1), each heat dissipation groove (5) is located between every two sound absorbing piece (2).

3. A winch friction plate as claimed in claim 1 wherein: The outer side of friction plate body (1) is provided with several wear-resistant blocks (6), the wear-resistant blocks (6) are annular equally spaced distribution.

4. A winch friction plate as claimed in claim 3 wherein: The inside of wear-resistant block (6) is fixedly installed with reinforcing rib (61).

5. A winch friction plate as claimed in claim 1 wherein: The inside of heat absorbing pad (3) is fixedly installed with alloy wire (31), the alloy wire (31) is set up mutually winding.

6. A winch friction plate as claimed in claim 1 wherein: The wear-resistant piece (4) is wear-resistant sheet (41), the wear-resistant sheet (41) is adhered on heat absorbing pad (3), and wear-resistant sheet (41) is provided with wear-resistant layer (411) on the back.

7. A winch friction plate as claimed in claim 6 wherein: The outside of wear-resistant layer (411) is provided with several wear-resistant convex (4111), the wear-resistant convex (4111) is annular equally spaced distribution, and wear-resistant convex (4111) is all circular truncated cone structure.

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