CN210769914U

CN210769914U - Clutch slave cylinder

Info

Publication number: CN210769914U
Application number: CN201921687786.3U
Authority: CN
Inventors: 孙玉祥
Original assignee: Hebei Weifu Technology Co ltd
Current assignee: Hebei Weifu Technology Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-16
Anticipated expiration: 2029-10-10

Abstract

The utility model provides a clutch slave cylinder, which relates to the technical field of automobile accessories and comprises an oil inlet cavity and a movable cavity, wherein the bottom surface of the oil inlet cavity is provided with an oil inlet device, the oil inlet device penetrates through the bottom surface of the oil inlet cavity and is in threaded connection with the oil inlet cavity, the bottom surface of the oil inlet cavity is provided with an air outlet screw, the air outlet screw penetrates through the side wall of the oil inlet cavity and is in threaded connection with the oil inlet cavity, the side surface of the oil inlet cavity is provided with a movable cavity, the movable cavity is fixedly connected with the oil inlet cavity, the surface of the movable cavity is provided with a fixing device, the fixing device is fixedly connected with the surface of the movable cavity, a clamp device is fixed on the surface of the fixing device, one end of the movable cavity, which is far away from the oil inlet cavity, is provided with a push rod assembly, and the push rod assembly is in threaded connection with, the clutch slave cylinder can be refueled at any time, and meanwhile, the sealing design ensures that hydraulic oil cannot be leaked.

Description

Clutch slave cylinder

Technical Field

The utility model relates to the technical field of auto-parts, especially, relate to a clutch wheel cylinder.

Background

The manual transmission is required to be separated from the clutch in the gear selecting and shifting process, the clutch slave cylinder is a device for realizing the function, a driver steps on the clutch, the pressure of the master pump is transmitted to the slave cylinder, the slave cylinder works, the clutch pressure plate and the friction plate are separated from the flywheel by the separation shifting fork, and at the moment, gear shifting can be started. The clutch is released, the slave cylinder stops working, the clutch pressure plate and the clutch plate are contacted with the flywheel, the power transmission is continued, and the oil of the slave cylinder flows back into the oil can, so the performance of the slave cylinder of the clutch directly influences the whole clutch system.

At present, the clutch slave cylinder on the market is generally fixed on an automobile frame by bolts, so that the clutch slave cylinder is inconvenient to disassemble and maintain, and great inconvenience is brought to maintenance personnel.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a clutch slave cylinder.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a clutch wheel cylinder, includes oil feed chamber and activity chamber, the oil feed chamber bottom surface is equipped with the oil feed device, and the oil feed device run through the oil feed chamber bottom surface and with oil feed chamber threaded connection, the bottom surface of oil feed chamber is equipped with the gassing screw, and the gassing screw run through the oil feed chamber lateral wall and with oil feed chamber threaded connection, the oil feed chamber side is equipped with movable chamber, and activity chamber and oil feed chamber fixed connection, activity chamber surface is equipped with fixing device, and fixing device and activity chamber fixed surface are connected, the fixing device surface is equipped with the clamp device, and clamp device and fixing device fixed connection, the one end that the oil feed chamber was kept away from in the activity chamber is equipped with push rod assembly, and push rod assembly and activity chamber threaded connection.

Preferably, the oil inlet device comprises an oil inlet nozzle in threaded connection with the bottom surface of the oil inlet cavity, the oil inlet nozzle penetrates through the bottom surface of the oil inlet cavity, a gasket is arranged between the oil inlet nozzle and the bottom surface of the oil inlet cavity, and the gasket is nested on the surface of the oil inlet nozzle.

Preferably, fixing device is including establishing the tooth on activity chamber surface, and tooth and activity chamber surface fixed connection, tooth surface is equipped with the tooth's socket, and tooth intermeshing.

Preferably, the clamp device includes the first ring body and the second ring body with tooth's socket fixed connection, and first ring body and second ring body pass through the cylindric lock and connect, and the complete ring that first ring body and second ring body constitute nestedly on the activity cavity surface, the block department of first ring body and second ring body is equipped with two fixed plates, and two fixed plates respectively with first ring body and second ring body fixed connection, the fixed plate surface is equipped with the through-hole, and the through-hole runs through two fixed plates simultaneously.

Preferably, the push rod subassembly includes and keeps away from oil feed chamber one end threaded connection's chuck with movable chamber, the chuck middle part is run through and is equipped with the push rod, and push rod and chuck swing joint, the one end that the push rod is located movable intracavity portion is equipped with the piston, and piston and push rod fixed connection, the one end that the piston was kept away from to the push rod is equipped with the dust cover, and the dust cover is located movable intracavity portion, and dust cover and push rod fixed connection.

Preferably, the dust cover is made of a polyurethane elastomer material, the size of the piston is the same as the inner diameter of the movable cavity, and the contact surface of the piston and the movable cavity is nested with the sealing ring.

Advantageous effects

1. The utility model discloses in, adopt the clamp structure, maintenance person's dismantlement maintenance when realizing that clutch wheel cylinder appears damaging, it is simple to dismantle, the installation is swift, when damage appears in the clutch, the bolt in running through fixed plate surface through-hole under the dismantlement, first ring body and second ring body alright expand along seam crossing, thereby the clamp structure just can be fast from clutch wheel cylinder surface dismantlement, the maintenance is accomplished the back, with first ring body and second ring body weight nestification at the activity chamber surface, keep the tooth's socket in first ring body and the second ring body and the tooth meshing on activity chamber surface, the reuse bolt passes through the through-hole and fixes clutch wheel cylinder at the car frame surface, can keep clutch and frame to be connected stably, be difficult for droing.

2. The utility model discloses in, adopt oil feed device and push rod device, realize refueling at any time of clutch slave cylinder, sealed design has guaranteed simultaneously that hydraulic oil can not reveal, clutch slave cylinder long-time work back, accessible oil feed mouth is to the oiling in the oil feed chamber, and the nested packing ring that has in oil feed mouth surface, can prevent effectively revealing of hydraulic oil, and the same nested sealing washer that has of piston surface among the push rod device, and the piston agrees with completely with movable intracavity wall, power take off has both been guaranteed, also avoided revealing of hydraulic oil.

Drawings

Fig. 1 is an exploded view of a clutch slave cylinder according to the present invention;

fig. 2 is a schematic perspective view of a clutch slave cylinder according to the present invention;

fig. 3 is a cross-sectional view of a hoop device in a clutch slave cylinder according to the present invention;

fig. 4 is the utility model provides an oil feed device's in clutch wheel cylinder elevation view.

Illustration of the drawings:

1. an oil inlet cavity; 2. a movable cavity; 3. an oil inlet device; 31. an oil inlet nozzle; 32. a gasket; 4. a deflating screw; 5. a fixing device; 51. teeth; 52. a tooth socket; 6. a push rod assembly; 61. a chuck; 62. a push rod; 63. a piston; 64. a dust cover; 7. a clamp device; 71. a first ring body; 72. a second ring body; 73. a fixing plate; 74. and a through hole.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1-4, a clutch slave cylinder comprises an oil inlet cavity 1 and a movable cavity 2, wherein an oil inlet device 3 is arranged on the bottom surface of the oil inlet cavity 1, the oil inlet device 3 penetrates through the bottom surface of the oil inlet cavity 1 and is in threaded connection with the oil inlet cavity 1, the oil inlet device 3 comprises an oil inlet nozzle 31 in threaded connection with the bottom surface of the oil inlet cavity 1, the oil inlet nozzle 31 penetrates through the bottom surface of the oil inlet cavity 1, a gasket 32 is arranged between the oil inlet nozzle 31 and the bottom surface of the oil inlet cavity 1, the gasket 32 is nested on the surface of the oil inlet nozzle 31, an air release screw 4 is arranged on the bottom surface of the oil inlet cavity 1, the air release screw 4 penetrates through the side wall of the oil inlet cavity 1 and is in threaded connection with the oil inlet.

The surface of the movable cavity 2 is provided with a fixing device 5, the fixing device 5 is fixedly connected with the surface of the movable cavity 2, the fixing device 5 comprises teeth 51 arranged on the surface of the movable cavity 2, the teeth 51 are fixedly connected with the surface of the movable cavity 2, the surface of the teeth 51 is provided with tooth spaces 52, the tooth spaces 52 are meshed with the teeth 51, the surface of the fixing device 5 is provided with a hoop device 7, the hoop device 7 is fixedly connected with the fixing device 5, the hoop device 7 comprises a first ring body 71 and a second ring body 72 which are fixedly connected with the tooth spaces 52, the first ring body 71 and the second ring body 72 are connected through cylindrical pins, a complete ring formed by the first ring body 71 and the second ring body 72 is embedded on the surface of the movable cavity 2, two fixing plates 73 are arranged at the clamping position of the first ring body 71 and the second ring body 72, the two fixing plates 73 are respectively fixedly connected with the first ring body 71 and the second ring body 72, the surfaces of the, and through-hole 74 runs through two fixed plates 73 simultaneously, the one end that oil feed chamber 1 was kept away from to activity chamber 2 is equipped with push rod assembly 6, and push rod assembly 6 and activity chamber 2 threaded connection, push rod assembly 6 includes and keeps away from the chuck 61 of oil feed chamber 1 one end threaded connection with activity chamber 2, the chuck 61 middle part runs through and is equipped with push rod 62, and push rod 62 and chuck 61 swing joint, the one end that push rod 62 is located activity chamber 2 inside is equipped with piston 63, and piston 63 and push rod 62 fixed connection, piston 63 size is the same with activity chamber 2 internal diameter, and piston 63 and the contact surface nestification of activity chamber 2 have the sealing washer, the one end that piston 63 was kept away from to push rod 62 is equipped with dust cover 64, and dust cover 64 is located activity chamber 2 outsidely, and dust cover 64 and push rod 62 fixed connection.

The utility model discloses a theory of operation: when the clutch slave cylinder starts to work, the cavity of the movable cavity 2 behind the piston 63 and the oil inlet cavity 1 are filled with hydraulic oil, according to the power requirement of an automobile, the hydraulic oil provides power for the piston 63, the hydraulic oil pushes the piston 63 to move back and forth relative to the length direction of the movable cavity 2, the push rod 62 fixedly connected with the piston 63 also moves back and forth in the chuck 61, one end of the push rod 62 far away from the movable cavity 2 provides power for the automobile, after the clutch slave cylinder works for a long time, the oil inlet cavity 1 can be filled with oil through the oil inlet nozzle 31, the surface of the oil inlet nozzle 31 is nested with the gasket 32, leakage of the hydraulic oil can be effectively prevented, the surface of the piston 63 in the push rod 62 device is also nested with the sealing ring, the piston 63 is completely matched with the inner wall of the movable cavity 2, power output is ensured, leakage of the hydraulic oil is also avoided, and when the clutch is damaged, the, first ring body 71 and second ring body 72 alright expand along the seam crossing to clamp device 7 just can be dismantled from clutch wheel cylinder surface fast, and after the maintenance was accomplished, with first ring body 71 and second ring body 72 nestification again in activity chamber 2 surface, keeps tooth's socket 52 in first ring body 71 and the second ring body 72 and the tooth 51 meshing on activity chamber 2 surface, and the reuse bolt passes through-hole 74 to fix the clutch wheel cylinder on car frame surface, can keep clutch wheel cylinder and frame to be connected stably, is difficult for droing.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a clutch wheel cylinder, includes oil feed chamber (1) and activity chamber (2), its characterized in that: the bottom surface of the oil inlet cavity (1) is provided with an oil inlet device (3), the oil inlet device (3) penetrates through the bottom surface of the oil inlet cavity (1) and is in threaded connection with the oil inlet cavity (1), the bottom surface of the oil inlet cavity (1) is provided with an air release screw (4), and the air bleed screw (4) penetrates through the side wall of the oil inlet cavity (1) and is in threaded connection with the oil inlet cavity (1), a movable cavity (2) is arranged on the side surface of the oil inlet cavity (1), the movable cavity (2) is fixedly connected with the oil inlet cavity (1), the surface of the movable cavity (2) is provided with a fixing device (5), and the fixing device (5) is fixedly connected with the surface of the movable cavity (2), the surface of the fixing device (5) is provided with a hoop device (7), and clamp device (7) and fixing device (5) fixed connection, the one end that oil feed chamber (1) was kept away from in activity chamber (2) is equipped with push rod assembly (6), and push rod assembly (6) and activity chamber (2) threaded connection.

2. A clutch slave cylinder according to claim 1, characterized in that: the oil inlet device (3) comprises an oil inlet nozzle (31) in threaded connection with the bottom surface of the oil inlet cavity (1), the oil inlet nozzle (31) penetrates through the bottom surface of the oil inlet cavity (1), a gasket (32) is arranged between the oil inlet nozzle (31) and the bottom surface of the oil inlet cavity (1), and the gasket (32) is embedded on the surface of the oil inlet nozzle (31).

3. A clutch slave cylinder according to claim 1, characterized in that: fixing device (5) are including establishing tooth (51) on activity chamber (2) surface, and tooth (51) and activity chamber (2) surface fixed connection, tooth (51) surface is equipped with tooth's socket (52), and tooth's socket (52) and tooth (51) intermeshing.

4. A clutch slave cylinder according to claim 1, characterized in that: hoop device (7) include with tooth's socket (52) fixed connection's first ring body (71) and second ring body (72), and first ring body (71) and second ring body (72) pass through the cylindric lock and connect, and the complete ring nestification that first ring body (71) and second ring body (72) are constituteed is on activity chamber (2) surface, the block department of first ring body (71) and second ring body (72) is equipped with two fixed plates (73), and two fixed plates (73) respectively with first ring body (71) and second ring body (72) fixed connection, fixed plate (73) surface is equipped with through-hole (74), and through-hole (74) run through two fixed plates (73) simultaneously.

5. A clutch slave cylinder according to claim 1, characterized in that: push rod assembly (6) include and keep away from oil feed chamber (1) one end threaded connection's chuck (61) with activity chamber (2), chuck (61) middle part is run through and is equipped with push rod (62), and push rod (62) and chuck (61) swing joint, the one end that push rod (62) are located activity chamber (2) inside is equipped with piston (63), and piston (63) and push rod (62) fixed connection, the one end that piston (63) were kept away from in push rod (62) is equipped with dust cover (64), and dust cover (64) are located activity chamber (2) outside, and dust cover (64) and push rod (62) fixed connection.

6. The wheel cylinder as defined in claim 5, wherein: the dust cover (64) is made of polyurethane elastomer materials, the size of the piston (63) is the same as the inner diameter of the movable cavity (2), and a sealing ring is nested on the contact surface of the piston (63) and the movable cavity (2).