CN216478548U

CN216478548U - Wear-resistant buffer clutch for tunnel boring machine

Info

Publication number: CN216478548U
Application number: CN202121863816.9U
Authority: CN
Inventors: 廖湘平; 王晓飞
Original assignee: Changzhou Guoyuan Clutch Co ltd
Current assignee: Changzhou Guoyuan Clutch Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-05-10
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a wear-resistant buffer clutch for a tunnel boring machine, which comprises a clutch shell, a buffer mechanism, an anti-wear mechanism and a limiting mechanism. The beneficial effects of the utility model are: in the use process, scraps generated by friction between the friction plate and the flywheel disc are adsorbed by the magnets on the two sides, so that the scraps are prevented from being accumulated between the two discs, the flywheel disc is abraded, and internal parts are prevented from being damaged; when the clutch is braked, force is transmitted to the moving block through the driven shaft, and then the moving block is enabled to extrude the abutting rod, the pressure plate is driven to lift upwards, so that the friction plate is separated from the driven plate, the clutch is braked, when the force disappears, the moving block in the clutch is buffered through the elastic force action of the first spring and the second spring, the moving block is prevented from being frequently contacted with the shell due to overlarge impact force, the shell is buffered in the process of braking due to damage and abrasion, and the internal elements of the clutch are prevented from being damaged due to overlarge impact force.

Description

Wear-resistant buffer clutch for tunnel boring machine

Technical Field

The utility model relates to a clutch, in particular to a wear-resistant buffer clutch for a tunnel boring machine, and belongs to the technical field of clutches.

Background

The clutch is positioned in a flywheel shell between the engine and the gearbox, the clutch assembly is fixed on the rear plane of the flywheel by screws, the output shaft of the clutch is the input shaft of the gearbox, and in the driving process of the automobile, a driver can step down or release a clutch pedal according to needs to temporarily separate and gradually joint the engine and the gearbox so as to cut off or transmit the power input by the engine to the gearbox.

However, the existing clutch still has some defects when in use:

1) in the use process of the existing clutch, friction is generated between a friction plate and a flywheel, so that the conditions of generating heat by friction, splashing of scraps generated by friction and abrasion of a flywheel disc are caused, and the problem that parts are damaged is caused;

2) the existing clutch is lack of buffering on the moving block in the braking recovery process, so that when the clutch is used, the moving block is frequently contacted with the shell due to overlarge impact force, and the shell is damaged and abraded.

SUMMERY OF THE UTILITY MODEL

The present invention aims to solve the above problems by providing a wear-resistant damper clutch for a tunnel boring machine.

The utility model realizes the purpose through the following technical scheme: comprises that

The clutch comprises a clutch shell, a movable block is fixedly arranged inside the upper side of the clutch shell which plays a role in protection, a driven shaft penetrates through the inside of the movable block, and a clutch assembly is arranged inside the clutch shell;

the buffer mechanism with a certain buffer effect is arranged on the extension plates arranged on two sides of the lower end of the moving block;

the anti-abrasion mechanism is fixedly arranged inside the side walls on the two sides of the clutch shell, and a limiting mechanism is fixedly arranged on the upper side of the anti-abrasion mechanism;

and the limiting mechanism plays a role in fixing the anti-abrasion mechanism.

As a still further scheme of the utility model: buffer gear comprises flexible outer pole, flexible groove, flexible interior pole, spring one and spring two, flexible outer pole fixed mounting on the extension board that the movable block lower extreme both sides set up, and the inside of flexible outer pole is fixed and is provided with flexible groove, and the inside slip in flexible groove is provided with flexible interior pole, and the rigid coupling has spring one between the lower extreme of flexible interior pole and the interior diapire in flexible groove, the outside of flexible outer pole and flexible interior pole has still cup jointed spring two.

As a still further scheme of the utility model: the lower surface both sides fixed mounting of movable block has the pressure lever that supports, the downside that supports the pressure lever leads to the articulated shaft to be connected with the pressure disk, one side of pressure disk with the supporting legs rotates to be connected, and the supporting legs and clutch housing's inner wall rigid coupling, the downside rigid coupling of pressure disk has the briquetting, the downside of briquetting is provided with the friction disc, the friction disc rigid coupling is on driven plate, driven plate fixed mounting is on the driven shaft, the fixed flywheel dish that is provided with of downside of driven plate.

As a still further scheme of the utility model: the abrasionproof decreases the mechanism and comprises fixing base, handle, backup pad, fixed block and magnet, clutch housing's lateral wall is provided with the resettlement groove, and the downside fixed mounting in resettlement groove has the backup pad, and the inside in resettlement groove is provided with the fixing base, one side rigid coupling of fixing base has the handle, and the opposite side passes through the fixed block is connected with magnet.

As a still further scheme of the utility model: stop gear comprises fixed frame, pull rod, spout, slider, fly leaf, three springs, inserted bar and slot, fixed frame is installed on clutch housing's the lateral wall, and the inside of fixed frame is provided with the cavity, and cavity both sides inner wall is provided with the spout, sliding connection has the slider in the spout, two the rigid coupling has the fly leaf between the slider, the upper surface rigid coupling of fly leaf has the pull rod, and has cup jointed three springs on the pull rod, fixed surface installs the inserted bar under the fly leaf, be provided with on the fixing base with inserted bar matched with slot.

As a still further scheme of the utility model: and a pressure spring is fixedly arranged between the upper surface of the pressure plate and the inner wall of the clutch shell.

The utility model has the beneficial effects that:

1) the anti-abrasion mechanism consists of a fixed seat, a handle, a supporting plate, a fixed block and magnets, and in the use process, scraps generated by friction between the friction plate and the flywheel disc are adsorbed by the magnets on two sides, so that the scraps are prevented from being accumulated between the two discs, the flywheel disc is prevented from being abraded, and internal parts are prevented from being damaged;

2) when the clutch is braked, force is transmitted to the moving block through the driven shaft, and then the moving block is enabled to extrude the abutting rod, so that the abutting rod drives the pressure disc to lift upwards, the friction plate is separated from the flywheel disc, the clutch is braked, when output force disappears, the moving block in the clutch is buffered through the elastic force action of the first spring and the second spring, the situation that when the clutch is used, the moving block is frequently contacted with the shell due to overlarge impact force is avoided, the shell is buffered in the process of braking due to damage and abrasion, and the internal elements of the clutch are prevented from being damaged due to overlarge impact force.

Drawings

FIG. 1 is a schematic view of the internal structure of the wear-resistant buffer clutch of the present invention;

FIG. 2 is a schematic cross-sectional view of the telescopic rod of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is an enlarged schematic view of B in fig. 3.

In the figure: 1. the clutch comprises a clutch shell, 2, a moving block, 3, a driven shaft, 4, a buffer mechanism, 401, a telescopic outer rod, 402, a telescopic groove, 403, a telescopic inner rod, 404, a first spring, 405, a second spring, 5, a pressure spring, 6, a pressing rod, 7, a pressure plate, 8, a supporting leg, 9, a pressure block, 10, an anti-abrasion mechanism, 1001, a fixed seat, 1002, a handle, 1003, a supporting plate, 1004, a fixed block, 1005 magnets, 11, a limiting mechanism, 1101, a fixed frame, 1102, a pull rod, 1103, a sliding groove, 1104, a sliding block, 1105, a movable plate, 1106, a third spring, 1107, an inserted bar 1108, an insertion groove, 12, a flywheel disc, 13, a friction plate, 14 and a driven plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, a wear-resistant buffer clutch for a tunnel boring machine includes

The clutch comprises a clutch housing 1, wherein a movable block 2 is fixedly arranged inside the upper side of the clutch housing 1 for playing a protection role, a driven shaft 3 penetrates through the inside of the movable block 2, and a clutch assembly is arranged inside the clutch housing 1;

the buffer mechanism 4 with a certain buffer function is arranged on the extension plates arranged on two sides of the lower end of the moving block 2;

the anti-abrasion mechanism 10 is fixedly installed inside the side walls of the two sides of the clutch housing 1, and a limiting mechanism 11 is fixedly arranged on the upper side of the anti-abrasion mechanism 10;

and the limiting mechanism 11 is used for fixing the anti-abrasion mechanism 10, and the limiting mechanism 11 is used for fixing the anti-abrasion mechanism 10.

In the embodiment of the utility model, the buffer mechanism 4 is composed of a telescopic outer rod 401, a telescopic groove 402, a telescopic inner rod 403, a first spring 404 and a second spring 405, the telescopic outer rod 401 is fixedly installed on an extension plate arranged on two sides of the lower end of the moving block 2, the telescopic groove 402 is fixedly arranged inside the telescopic outer rod 401, the telescopic inner rod 403 is slidably arranged inside the telescopic groove 402, the first spring 404 is fixedly connected between the lower end of the telescopic inner rod 403 and the inner bottom wall of the telescopic groove 402, and the second spring 405 is sleeved outside the telescopic outer rod 401 and the telescopic inner rod 403, so that the braking process of the clutch is buffered under the elastic force action of the first spring 404 and the second spring 405, and the internal elements of the clutch are prevented from being damaged due to overlarge impact force.

In the embodiment of the utility model, two sides of the lower surface of the moving block 2 are fixedly provided with the pressing rods 6, the lower sides of the pressing rods 6 are connected with the pressure plate 7 through the hinge shaft, one side of the pressure plate 7 is rotatably connected with the supporting legs 8, the supporting legs 8 are fixedly connected with the inner wall of the clutch housing 1, the lower side of the pressure plate 7 is fixedly connected with the pressing block 9, the lower side of the pressing block 9 is provided with the friction plate 13, the friction plate 13 is fixedly connected on the driven plate 14, the driven plate 14 is fixedly arranged on the driven shaft 3, and the lower side of the driven plate 14 is fixedly provided with the flywheel disc 12, so that the clutch can be driven to brake.

Example two

In the embodiment of the utility model, the anti-abrasion mechanism 10 is composed of a fixed seat 1001, a handle 1002, a supporting plate 1003, a fixed block 1004 and a magnet 1005, a mounting groove is formed in the side wall of the clutch housing 1, the supporting plate 1003 is fixedly mounted on the lower side of the mounting groove, the fixed seat 1001 is arranged in the mounting groove, the handle 1002 is fixedly connected to one side of the fixed seat 1001, and the magnet 1005 is connected to the other side of the fixed seat 1004, so that waste scraps generated by friction between the friction plate 13 and the flywheel disc 12 in the use process can be adsorbed, the waste scraps are prevented from being accumulated between the two discs, the flywheel disc 12 is abraded, and internal parts are prevented from being damaged.

In the embodiment of the present invention, the limiting mechanism 11 is composed of a fixed frame 1101, a pull rod 1102, a sliding groove 1103, sliding blocks 1104, a movable plate 1105, a spring three 1106, an insert rod 1107 and an insert slot 1108, the fixed frame 1101 is installed on a side wall of the clutch housing 1, a cavity is provided inside the fixed frame 1101, the sliding grooves 1103 are provided on two side inner walls of the cavity, the sliding blocks 1104 are connected in the sliding grooves 1103 in a sliding manner, the movable plate 1105 is fixedly connected between the two sliding blocks 1104, the pull rod 1102 is fixedly connected to an upper surface of the movable plate 1105, the spring three 1106 is sleeved on the pull rod 1102, the insert rod 1107 is fixedly installed on a lower surface of the movable plate 1105, and the insert slot 1108 matched with the insert rod 1107 is provided on the fixed seat 1001, so as to limit the position of the abrasion prevention mechanism 10 and clean up the waste chips.

In the embodiment of the utility model, the pressure spring 5 is fixedly arranged between the upper surface of the pressure plate 7 and the inner wall of the clutch housing 1, so that the position of the pressure plate 7 is limited when the brake is not performed, and the accidental brake caused by the movement of the pressure plate 7 is avoided.

The working principle is as follows: when the wear-resistant buffer clutch for the tunnel boring machine is used, when the clutch is braked, force is transmitted to the movable block 2 through the driven shaft 3, the movable block 2 is further made to extrude the abutting rod 6, the abutting rod 6 is made to drive the pressure plate 7 to be lifted upwards, so that the friction plate 13 is separated from the flywheel disc 12, and further the power transmission is realized, when the output force disappears, the movable block 2 in the clutch is buffered through the elastic force action of the first spring 404 and the second spring 405, the situation that when the wear-resistant buffer clutch is used, the movable block 2 is frequently contacted with the shell due to overlarge impact force, so that the shell is damaged and abraded is avoided, internal elements of the clutch are damaged due to the overlarge impact force, when the wear-resistant buffer clutch is used, a large amount of scraps are generated due to friction between the friction plate 13 and the flywheel disc 12 and are accumulated between the friction plate 13 and the flywheel disc 12, thereby cause wearing and tearing to flywheel dish 12, through the magnet 1005 that sets up in the abrasionproof decreases mechanism 10 this moment, adsorb the sweeps, can effectively avoid the sweeps to pile up between two dishes to avoid causing wearing and tearing to flywheel dish 12, and then improve the life of this clutch.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A wear-resisting buffer clutch for a tunnel boring machine is characterized in that: comprises that

The clutch comprises a clutch shell (1), wherein a movable block (2) is fixedly arranged inside the upper side of the clutch shell (1) with a protection effect, a driven shaft (3) penetrates through the inside of the movable block (2), and a clutch assembly is arranged inside the clutch shell (1);

the buffer mechanism (4) with a certain buffer effect is arranged on the extension plates arranged on two sides of the lower end of the moving block (2);

the clutch comprises an anti-abrasion mechanism (10), wherein the anti-abrasion mechanism (10) is fixedly arranged inside the side walls of two sides of the clutch shell (1), and a limiting mechanism (11) is fixedly arranged on the upper side of the anti-abrasion mechanism (10);

and the limiting mechanism (11), and the limiting mechanism (11) plays a fixing role in the anti-abrasion mechanism (10).

2. A wear-resistant buffer clutch for a tunnel boring machine according to claim 1, wherein: buffer gear (4) comprises flexible outer pole (401), flexible groove (402), flexible interior pole (403), spring (404) and spring two (405), flexible outer pole (401) fixed mounting on the extension board that movable block (2) lower extreme both sides set up, and the inside of flexible outer pole (401) is fixed and is provided with flexible groove (402), and the inside slip of flexible groove (402) is provided with flexible interior pole (403), and the rigid coupling has spring one (404) between the lower extreme of flexible interior pole (403) and the interior diapire of flexible groove (402), the outside of flexible outer pole (401) and flexible interior pole (403) has still cup jointed spring two (405).

3. A wear-resistant buffer clutch for a tunnel boring machine according to claim 1, wherein: the lower surface both sides fixed mounting of movable block (2) has and supports depression bar (6), the downside that supports depression bar (6) is connected with pressure disk (7) through the articulated shaft, one side and supporting legs (8) of pressure disk (7) rotate to be connected, and the inner wall rigid coupling of supporting legs (8) and clutch housing (1), the downside rigid coupling of pressure disk (7) has briquetting (9), the downside of briquetting (9) is provided with friction disc (13), friction disc (13) rigid coupling is on driven plate (14), driven plate (14) fixed mounting is on driven shaft (3), the fixed flywheel dish (12) that is provided with of downside of driven plate (14).

4. A wear-resistant buffer clutch for a tunnel boring machine according to claim 1, wherein: abrasionproof decreases mechanism (10) comprises fixing base (1001), handle (1002), backup pad (1003), fixed block (1004) and magnet (1005), the lateral wall of clutch housing (1) is provided with the settling tank, and the downside fixed mounting in settling tank has backup pad (1003), and the inside in settling tank is provided with fixing base (1001), one side rigid coupling of fixing base (1001) has handle (1002), and the opposite side passes through fixed block (1004) is connected with magnet (1005).

5. A wear-resistant buffer clutch for a tunnel boring machine according to claim 4, wherein: stop gear (11) comprises fixed frame (1101), pull rod (1102), spout (1103), slider (1104), fly leaf (1105), spring three (1106), inserted bar (1107) and slot (1108), fixed frame (1101) is installed on the lateral wall of clutch housing (1), and the inside of fixed frame (1101) is provided with the cavity, and cavity both sides inner wall is provided with spout (1103), sliding connection has slider (1104) in spout (1103), two the rigid coupling has fly leaf (1105) between slider (1104), the upper surface rigid coupling of fly leaf (1105) has pull rod (1102), and has cup jointed spring three (1106) on pull rod (1102), fixed surface installs inserted bar (1107) under fly leaf (1105), be provided with slot (1108) with inserted bar (1107) matched with on fixing base (1001).

6. A wear resistant buffer clutch for a tunnel boring machine according to claim 3 wherein: and a pressure spring (5) is fixedly arranged between the upper surface of the pressure plate (7) and the inner wall of the clutch housing (1).