CN111927896A

CN111927896A - Transmission device for automobile arrangement

Info

Publication number: CN111927896A
Application number: CN202010992005.2A
Authority: CN
Inventors: 张松涛; 姜勇; 蔡高仁; 吴洋
Original assignee: Yantai Zhiyong Machinery Equipment Co ltd
Current assignee: Yantai Zhiyong Machinery Equipment Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2020-11-13
Anticipated expiration: 2040-09-21
Also published as: CN111927896B

Abstract

The invention relates to the technical field of automobile equipment, and discloses a transmission device for automobile arrangement, which comprises a flywheel, a shell, a clutch pedal and a gearbox input shaft, wherein the flywheel is arranged at the bottom of an automobile, the gearbox input shaft is used for being connected with an automobile gearbox, a screw used for being connected with an engine transmission main shaft is fixedly arranged on the flywheel, and a movable sleeve is movably sleeved on the gearbox input shaft. Through the setting of heat absorption case and heat pipe, utilize the conduction oil of heat absorption incasement portion to absorb heat and transmit it for the heat pipe to the driven plate, absorb because the long-pending heat of friction is produced in half linkage on the driven plate, reduce thermal accumulation on the driven plate, improve the protectiveness of driven plate, reduce the wear rate that risees because of the temperature, increase the life of driven plate, simultaneously through the setting of pressure gear, when making the heat pipe follow the rotatory quick heat dissipation of heat absorption case, extrude the plunger ring, gather the acetone liquid reflux at the tip because of centrifugal force with the tube core.

Description

Transmission device for automobile arrangement

Technical Field

The invention relates to the technical field of automobile equipment, in particular to a transmission device for automobile arrangement.

Background

The clutch is mounted between the engine and the speed variator, and is an assembly directly connected with the engine in the automobile transmission system, usually the clutch is mounted together with the flywheel set of the engine crankshaft, and is a part for cutting off and transmitting power between the engine and the automobile transmission system, and its working principle is as follows, the engine transmits power to the flywheel to drive the driven plate to rotate together, at the same time the friction action between the friction disk and the driven plate can make them temporarily separate and gradually combine, and in the course of transmission the two parts can be allowed to mutually rotate, the engine can give out torque, and the torque can be transmitted to the driven plate by the friction action of the flywheel and the contact surface of the friction disk and the driven plate, when the driver steps on the clutch pedal, the movable sleeve can be moved leftwards on the input shaft of the gear box by means of transmission rod, and the front end of the lever can be driven to move rightwards by means of lever principle, and the, the first compression spring reduces the pressure on the friction disc, so that the friction disc is recovered under the elastic force of the first compression spring and is separated from the driven disc, the power of an input shaft of the gearbox is interrupted, and therefore gear shifting is carried out, but the clutch has some defects in the using process, as follows:

the clutch has three working states, namely no linkage when the clutch is stepped on, full linkage when the clutch is not stepped on and half linkage when the clutch is partially stepped on, when the clutch is in the half linkage state, the friction force between the friction disc and the driven disc is smaller than the full linkage state, at the moment, the friction state is a sliding friction state between the clutch friction disc and the driven disc, the rotating speed of the flywheel is larger than the rotating speed of the input shaft of the gearbox, at the moment, relative displacement is generated between the friction disc and the driven disc, violent collision is generated between the contact surfaces of the friction disc and the driven disc, a large amount of heat energy is generated, the heat is accumulated on the driven disc and the friction disc, the heat energy is difficult to dissipate, the contact surfaces of the friction disc and the driven disc are easy to soften, the abrasion is intensified, the reliability and the service life of the clutch are influenced, meanwhile, when the gear is shifted, two times of relative sliding exist between the friction disc, further contributing to enhanced heat build-up.

Disclosure of Invention

The invention provides a transmission device for automobile arrangement, which has the advantages of good heat dissipation effect and quick heat dissipation and solves the problems in the background technology.

The invention provides the following technical scheme: a transmission device for automobile arrangement comprises a flywheel arranged at the bottom of an automobile, a shell, a clutch pedal and a gearbox input shaft connected with an automobile gearbox, wherein a screw used for being connected with a transmission main shaft of an engine is fixedly arranged on the flywheel, a movable sleeve is movably sleeved on the gearbox input shaft, one end, close to the flywheel, of the gearbox input shaft is fixedly connected with a friction disc, a transmission rod is movably sleeved on the movable sleeve and movably connected with the clutch pedal, the clutch pedal is movably connected with an automobile body, a lever is movably arranged at the left side of the movable sleeve and movably connected with the shell, a pressure plate is movably sleeved at the left end of the movable sleeve, a first spring is fixedly connected with the right side of the pressure plate, a heat absorption box is fixedly arranged at the right side of the flywheel, and the right side of the heat absorption box is fixedly connected with the shell, the heat absorption device is characterized in that a circular ring-shaped cavity is formed in the heat absorption box, heat pipes are uniformly and fixedly mounted on the heat absorption box, a pressure gear is movably connected to the top end of the heat absorption box and fixedly connected with a vehicle body, a pressing device is movably mounted in the heat absorption box, a heat absorption cavity is fixedly mounted on the right side of the friction disc, and a stirring device is movably sleeved in the heat absorption cavity.

Preferably, the annular cavity inside the heat absorption box is filled with heat conduction oil.

Preferably, the heat pipe comprises a pipe shell, a pipe core is fixedly sleeved in the pipe shell, acetone is filled in the pipe core, a plunger ring is movably sleeved at the top end of the pipe core, and a sealing rubber sheet is fixedly installed at the top end of the pipe shell.

Preferably, the heat absorption case includes fixed case, fixed cover has connect the net cover on the fixed case, fixed cover has connect the ring gear on the net cover, the top and the ring gear fixed connection of heat pipe, the even fixedly connected with support column on the fixed case, the one end and the net cover fixed connection of support column, the pressure gear includes the fixed axle and pushes down the tooth, fixed axle and automobile body fixed connection, it cup joints with the fixed axle activity to push down the tooth, the ring gear with push down the tooth meshing, push down tooth and sealing rubber piece swing joint.

Preferably, the pressing device comprises a movable ring plug and a movable contact, a second spring is fixedly connected to the left side of the movable ring plug, the movable contact is located at the top of the right side of the movable ring plug, and the movable contact is electrically connected with a maintenance sensor.

Preferably, the heat-absorbing cavity is filled with heat-conducting oil with 80% of cavity volume, the stirring device comprises a stirring ring, the stirring ring is movably sleeved with the heat-absorbing cavity, movable balls are uniformly and fixedly mounted on the inner side of the stirring ring, the movable balls are movably connected with the heat-absorbing cavity, and stirring blades are uniformly and fixedly mounted on the outer side of the stirring ring.

Preferably, the angle between the agitating blade and the agitating ring is 60 degrees.

The invention has the following beneficial effects:

1. through the setting of heat absorption case and heat pipe, utilize the conduction oil of heat absorption incasement portion to absorb heat and transmit it for the heat pipe to the driven plate, absorb because the long-pending heat of half linkage production friction on the driven plate, reduce thermal accumulation on the driven plate, improve the protectiveness of driven plate, reduce the wear rate that risees because of the temperature, increase the life of driven plate, simultaneously through the setting of pressing the gear, when making the heat pipe follow the rotatory quick heat dissipation of heat absorption case, extrude the plunger ring, gather the acetone liquid backward flow at the tip because of centrifugal force with the tube core, increase radiating efficiency.

2. Through the setting of heat absorption cavity and agitating unit for the conduction oil in the heat absorption cavity adsorbs the heat that produces because of the friction that slides on the friction disc, reduces the temperature of friction disc, and the contact wear aggravation that the inhibition caused because of the accumulated heat of friction disc reduces the accumulation of heat between the friction disc and the driven plate when combining, utilizes the difference in rotational speed between heat absorption cavity and the agitating unit simultaneously, stirs the conduction oil in the heat absorption cavity, increases the homogeneity of heat distribution in the conduction oil, improves the efficiency that the conduction oil absorbed the heat.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic view at C-C in FIG. 1 of the present invention;

FIG. 3 is a schematic view taken at D-D in FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the point A in FIG. 1;

FIG. 5 is an enlarged view of the point B in FIG. 1.

In the figure: 1. a flywheel; 2. a driven plate; 3. a housing; 4. a clutch pedal; 5. a transmission rod; 6. a movable sleeve; 7. a transmission input shaft; 8. a friction disk; 9. a platen; 10. a lever; 11. a first spring; 12. a heat absorption box; 121. a fixed box; 122. a grid cover; 123. a toothed ring; 124. a support pillar; 13. a heat pipe; 131. a pipe shell; 132. a die; 133. a plunger ring; 134. sealing the rubber sheet; 14. pressing the gear; 141. a fixed shaft; 142. pressing the teeth; 15. a pressing device; 151. a movable ring plug; 152. a second spring; 153. a movable contact; 16. a heat absorbing cavity; 17. a stirring device; 171. a stirring ring; 172. a movable ball; 173. the blades are agitated.

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.

Referring to fig. 1-5, a transmission device for automobile layout comprises a flywheel 1 disposed at the bottom of an automobile, a housing 3, a clutch pedal 4 and a transmission input shaft 7 for connecting with an automobile transmission, wherein a screw for connecting with a transmission main shaft of an engine is fixedly mounted on the flywheel 1, a movable sleeve 6 is movably sleeved on the transmission input shaft 7, a friction disc 8 is fixedly connected to one end of the transmission input shaft 7 close to the flywheel 1, a transmission rod 5 is movably sleeved on the movable sleeve 6, the transmission rod 5 is movably connected with the clutch pedal 4, the clutch pedal 4 is movably connected with an automobile body, a lever 10 is movably mounted at the left side of the movable sleeve 6, the lever 10 is movably connected with the housing 3, a pressure plate 9 is movably sleeved at the left end of the movable sleeve 6, a spring I11 is fixedly connected to the right side of the pressure plate 9, a heat absorption box 12 is fixedly mounted at the right side of the flywheel 1, and the right side of, the inside of the heat absorption box 12 is provided with a circular ring-shaped cavity, the heat pipes 13 are uniformly and fixedly installed on the heat absorption box 12, the top end of the heat absorption box 12 is movably connected with a pressure gear 14, the pressure gear 14 is fixedly connected with a vehicle body, the inside of the heat absorption box 12 is movably provided with a pressing device 15, the right side of the friction disc 8 is fixedly provided with a heat absorption cavity 16, and the inside of the heat absorption cavity 16 is movably sleeved with a stirring device 17.

The heat absorption box 12 is filled with heat conduction oil in the annular cavity, absorbs heat generated by friction on the driven disc 2, transmits the heat to the heat pipe 13, and transmits the heat to the outside through the heat pipe 13 to dissipate heat, so that heat accumulation on the driven disc 2 is reduced, and the driven disc 2 is protected.

Wherein, the heat pipe 13 includes the tube shell 131, the fixed tube core 132 that has cup jointed in the inside of tube shell 131, be full of acetone in the tube core 132, plunger ring 133 has been cup jointed in the top activity of tube core 132, the top fixed mounting of tube shell 131 has sealed rubber piece 134, the inside conduction oil of heat absorption case 12 heats the bottom of tube core 132, the inside acetone heat absorption of tube core 132 turns into steam and pressure increase, steam shifts to the place that pressure is little, and then shifts to the top of tube core 132, receive the cooling of outside air, dispel the heat, reconvert to liquid form.

Wherein, the heat absorption box 12 comprises a fixed box 121, a grid cover 122 is fixedly sleeved on the fixed box 121, a tooth ring 123 is fixedly sleeved on the grid cover 122, the top end of the heat pipe 13 is fixedly connected with the tooth ring 123, a support column 124 is uniformly and fixedly connected on the fixed box 121, one end of the support column 124 is fixedly connected with the grid cover 122, the pressing gear 14 comprises a fixed shaft 141 and a pressing tooth 142, the fixed shaft 141 is fixedly connected with the vehicle body, the pressing tooth 142 is movably sleeved with the fixed shaft 141, the tooth ring 123 is engaged with the pressing tooth 142, the pressing tooth 142 is movably connected with a sealing rubber sheet 134, the flywheel 1 rotates and drives the tooth ring 123 to rotate, and is engaged with the pressing tooth 142 for transmission, when the pressing tooth 142 is contacted with the support column 124, the sealing rubber sheet 134 is pressed down to push the plunger ring 133 to be downward, the acetone of the tube core 132 is pressed downward to form backflow, the centrifugal action is prevented, and the acetone liquid is accumulated on the, unable backward flow, the part that the grid cover 122 exposes outside to heat pipe 13 simultaneously protects to heat absorption case 12 drives the heat pipe 13 rotatory, carries out quick heat transfer with the air for the cooling of the inside conduction oil of heat absorption case 12, and then realizes the rapid cooling to driven plate 2.

Wherein, closing device 15 includes movable ring stopper 151 and movablely closes contact 153, the left side fixedly connected with spring two 152 of movable ring stopper 151, movablely close contact 153 is located the top on movable ring stopper 151 right side, movablely close contact 153 electric connection has the maintenance sensor, heat conduction oil when heat absorption box 12 inside is heated and expands, promote movable ring stopper 151 left side, spring two 152 make heat conduction oil cooling resume the back, movable ring stopper 151 extrudees the heat conduction oil, make it can carry out whole covers to the left side of driven plate 2, when reducing the rotation simultaneously, to the collision of heat pipe 13, movablely close contact 153 can prevent when the heat conduction oil in the heat absorption box 12 ring nature cavity is not enough, the suggestion of reporting to the police, need maintain.

Wherein, the heat absorption cavity 16 is filled with heat conduction oil with 80% of cavity volume, the stirring device 17 comprises a stirring ring 171, the stirring ring 171 is movably sleeved with the heat absorption cavity 16, the inner side of the stirring ring 171 is uniformly and fixedly provided with a movable ball 172, the movable ball 172 is movably connected with the heat absorption cavity 16, the outer side of the stirring ring 171 is uniformly and fixedly provided with a stirring blade 173, when the clutch is in a semi-linkage state, the friction disc 8 and the driven disc 2 slide and rub to generate a large amount of heat accumulation, the heat conduction oil in the heat absorption cavity 16 absorbs the heat on the friction disc 8, the contact abrasion aggravated by the heat accumulation of the friction disc 8 is reduced, the rotating speed of the friction disc 8 is in a changing state at the moment, the heat absorption cavity 16 and the heat conduction oil are driven to rotate together, a speed difference is generated between the heat conduction oil and the stirring device 17, the heat conduction oil, so that the friction disc 8 is cooled down rapidly.

Wherein an angle between the agitating blade 173 and the agitating ring 171 is 60 degrees.

The working principle is that the clutch pedal 4 is half-stepped to enable the clutch to be in a half-linkage state, the friction disc 8 and the driven disc 2 are in sliding friction, a large amount of heat is generated between the friction disc 8 and the driven disc 2, firstly, heat conducting oil in the inner cavity of the heat absorption box 12 is attached to the left side of the driven disc 2 to absorb heat, then, the heat conducting oil in the heat absorption box 12 heats the bottom end of the tube core 132, acetone (boiling point is 56.53 ℃) liquid in the tube core 132 absorbs heat and is converted into acetone vapor, the pressure is increased, the vapor is transferred to a place with small pressure and then to the top of the tube core 132, as the heat pipe 13 is fixed on the heat absorption box 12, when the heat absorption box rotates, the heat pipe 13 is driven to rotate around the center of the heat absorption box 12, the top of the heat pipe 13 exchanges heat with air rapidly and is cooled, the vapor is condensed into liquid, when the pressing teeth 142 contact with the supporting columns 124, the sealing rubber sheet 134 is pressed downwards, the plunger ring 133 is pushed downwards, acetone liquid of the tube core 132 is pressed downwards, liquid backflow is formed, heat dissipation of the driven plate 2 is completed, heat conduction oil in the heat absorption cavity 16 absorbs heat on the friction disc 8, the rotating speed of the friction disc 8 is in a changing state at the moment, the heat absorption cavity 16 and the heat conduction oil are driven to rotate together, a speed difference is generated between the heat conduction oil and the stirring device 17, a stirring effect is formed, exchange of the contact surface of the heat conduction oil and the friction disc 8 is accelerated, and accordingly the friction disc 8 is cooled quickly.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A transmission device for automobile arrangement comprises a flywheel (1), a shell (3), a clutch pedal (4) and a transmission input shaft (7) which are arranged at the bottom of an automobile, wherein the transmission input shaft (7) is used for being connected with an automobile transmission box, a screw for being connected with an engine transmission main shaft is fixedly arranged on the flywheel (1), a movable sleeve (6) is movably sleeved on the transmission input shaft (7), one end of the transmission input shaft (7) close to the flywheel (1) is fixedly connected with a friction disc (8), a transmission rod (5) is movably sleeved on the movable sleeve (6), the transmission rod (5) is movably connected with the clutch pedal (4), the clutch pedal (4) is movably connected with an automobile body, a lever (10) is movably arranged on the left side of the movable sleeve (6), the lever (10) is movably connected with the shell (3), a pressure disc (9) is movably sleeved at the left end of the movable sleeve (6), pressure disk (9) right side fixedly connected with spring (11), its characterized in that: the heat absorption device is characterized in that a heat absorption box (12) is fixedly mounted on the right side of the flywheel (1), the right side of the heat absorption box (12) is fixedly connected with the shell (3), a circular ring-shaped cavity is formed in the heat absorption box (12), heat pipes (13) are uniformly and fixedly mounted on the heat absorption box (12), a pressure gear (14) is movably connected to the top end of the heat absorption box (12), the pressure gear (14) is fixedly connected with a vehicle body, a pressing device (15) is movably mounted in the heat absorption box (12), a heat absorption cavity (16) is fixedly mounted on the right side of the friction disc (8), and a stirring device (17) is movably sleeved in the heat absorption cavity (16).

2. A transmission for a motor vehicle arrangement according to claim 1, characterised in that: and heat conduction oil is filled in the annular cavity in the heat absorption box (12).

3. A transmission for a motor vehicle arrangement according to claim 1, characterised in that: the heat pipe (13) comprises a pipe shell (131), a pipe core (132) is fixedly sleeved inside the pipe shell (131), the pipe core (132) is filled with acetone, a plunger ring (133) is movably sleeved at the top end of the pipe core (132), and a sealing rubber sheet (134) is fixedly installed at the top end of the pipe shell (131).

4. A transmission for a motor vehicle arrangement according to claim 1, characterised in that: the heat absorption box (12) comprises a fixed box (121), a grid cover (122) is fixedly sleeved on the fixed box (121), a toothed ring (123) is fixedly sleeved on the grid cover (122), the top end of the heat pipe (13) is fixedly connected with the toothed ring (123), support columns (124) are uniformly and fixedly connected to the upper portion of the fixed box (121), one ends of the support columns (124) are fixedly connected with the grid cover (122), the pressing gear (14) comprises a fixed shaft (141) and a pressing tooth (142), the fixed shaft (141) is fixedly connected with a vehicle body, the pressing tooth (142) is movably sleeved with the fixed shaft (141), the toothed ring (123) is meshed with the pressing tooth (142), and the pressing tooth (142) is movably connected with a sealing rubber sheet (134).

5. A transmission for a motor vehicle arrangement according to claim 1, characterised in that: the pressing device (15) comprises a movable ring plug (151) and a movable contact (153), a second spring (152) is fixedly connected to the left side of the movable ring plug (151), the movable contact (153) is located at the top of the right side of the movable ring plug (151), and the movable contact (153) is electrically connected with a maintenance sensor.

6. A transmission for a motor vehicle arrangement according to claim 1, characterised in that: the heat absorption cavity is characterized in that heat conduction oil with 80% of cavity volume is filled in the heat absorption cavity (16), the stirring device (17) comprises a stirring ring (171), the stirring ring (171) is movably sleeved with the heat absorption cavity (16), movable balls (172) are uniformly and fixedly mounted on the inner side of the stirring ring (171), the movable balls (172) are movably connected with the heat absorption cavity (16), and stirring blades (173) are uniformly and fixedly mounted on the outer side of the stirring ring (171).

7. A transmission for a motor vehicle arrangement according to claim 6, characterised in that: the angle between the agitating blade (173) and the agitating ring (171) is 60 degrees.