CN113685710B

CN113685710B - Automobile motor with automatic lubricating structure at rotating shaft joint

Info

Publication number: CN113685710B
Application number: CN202111252099.0A
Authority: CN
Inventors: 刘德明
Original assignee: Jiangsu Zhuanchuang Light Alloy Technology Co ltd
Current assignee: Shanghai Zhuangchuang Light Alloy Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2021-12-24
Anticipated expiration: 2041-10-27
Also published as: CN113685710A

Abstract

The invention discloses an automobile motor with an automatic lubricating structure at a rotating shaft joint, which belongs to the field of automobile motors, and is characterized in that a rotating disc is fixedly arranged on the outer side of a rotating shaft main body, a fixing ring is connected in a sliding manner in a ring groove I formed in the front surface of the rotating disc, lubricating oil can be uniformly applied to the outer surface and the inner part of a bearing through an oil conveying pipe I and an oil conveying pipe II under the action of vibration and centrifugal force when the rotating disc continuously rotates, a valve plate is arranged in a pump oil bin in a sliding manner, a spring is elastically supported at the bottom of the valve plate, and the valve plate can be driven to reciprocate in the pump oil bin when the rotating shaft main body rotates by matching with the magnetic attraction of a magnet, so that the bearing can be automatically lubricated inside and outside synchronously, and the stability of the rotating shaft main body during rotating operation is convenient to improve, and the manual addition of lubricating oil by workers is not needed, so that the maintenance period is prolonged.

Description

Automobile motor with automatic lubricating structure at rotating shaft joint

Technical Field

The invention relates to the field of automobile motors, in particular to an automobile motor with an automatic lubricating structure at a rotating shaft joint.

Background

The automobile motor is a common driving element except an engine in an automobile, is usually used for power supply during automobile starting, and drives an engine rotating shaft to rotate through rotation during electrification of the automobile motor so as to provide initial assistance for automobile starting.

For reducing the friction loss of automobile motor when rotating, need lubricate the processing to the motor shaft junction usually, it leads to the normal work of motor to receive the influence to avoid dry friction to appear in the motor shaft junction, adopt the mode of artificial initiative maintenance to lubricate the processing to the motor shaft junction usually among the prior art, need regularly scribble lubricating oil at the motor shaft junction initiative voluntarily, when leading to daily use under the operation, need carry out regular lubrication to automobile motor in short time, the operation is comparatively loaded down with trivial details, and if not in time lubricate the maintenance, then lead to motor shaft junction dry friction to damage easily, influence equipment operating stability.

Therefore, we propose an automobile motor with an automatic lubrication structure at the junction of the rotating shaft to solve some of the problems in the prior art.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide an automobile motor with an automatic lubricating structure for a rotating shaft joint, which can realize automatic lubricating treatment operation on the rotating shaft joint of the automobile motor, and can actively pump lubricating oil by matching with reciprocating up and down movement of a valve plate in an oil pumping bin under the actions of vibration and centrifugal force generated by driving a rotating disc to synchronously rotate when a rotating shaft main body rotates, so that the bearing can be actively lubricated for a long time, the equipment maintenance period is effectively shortened, and the probability of dry friction damage of the rotating shaft joint of the automobile motor is greatly reduced.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

An automobile motor with a rotating shaft joint automatic lubricating structure comprises a motor shell, a bearing is embedded in the middle position of the front end of the motor shell, a rotating shaft main body which is inserted into the motor shell is installed inside the bearing, the rotating shaft main body is rotatably connected with the motor shell through the bearing, a rotating disc is fixedly sleeved on the outer end wall of the rotating shaft main body, which is positioned outside the motor shell, a first annular groove is formed in the front outer end wall of the rotating disc, a second annular groove is formed in the back outer end wall of the rotating disc, an oil brushing assembly is installed inside the second annular groove, switching grooves are formed in the inner end wall and the outer end wall of the first annular groove, the switching grooves positioned outside are communicated with the second annular groove through a plurality of first oil conveying pipes which are uniformly arranged inside the rotating disc, and the switching grooves positioned inside are communicated with the inside of the bearing through a plurality of second oil conveying pipes which are uniformly arranged inside the rotating shaft main body, the inside of ring channel one rotates and is connected with solid fixed ring of fixed mounting on motor housing outer end wall, and gu sealed sliding connection between solid fixed ring and the two switching grooves, gu fixed ring's inside fixed mounting has the pump oil storehouse of vertical setting, and the upper and lower both ends of pump oil storehouse respectively fixed mounting have the oil-out that extends to switching inslot portion, the fixed intercommunication in the outside of pump oil storehouse has into oil pipe, fixed mounting has the batch oil tank on motor housing's the outer end wall, advances the fixed intercommunication of oil pipe in the bottom of batch oil tank.

Further, the inside sliding connection of pump oil storehouse has the valve plate, and the bottom of pump oil storehouse is provided with the spring of fixed mounting on the interior end wall of pump oil storehouse, and the valve plate passes through elastic connection between spring and the pump oil storehouse, and the inside fixed mounting of pivot main part has the magnet corresponding with the valve plate, and magnet is close to one side fixed mounting in the pivot main part and is had the magnetic shield.

Furthermore, the oil inlet pipes are arranged in two, the two oil inlet pipes are respectively fixed on the outer end wall of the pump oil bin in an up-down symmetrical mode, and the two oil outlets and the two oil inlet pipes are fixedly provided with one-way valves inside.

Further, the brush oil subassembly is including installing two inside link for the semi-ring structure of ring channel two, and the equal fixed mounting in back of every link has the brush yoke for the semi-ring structure, and the equal fixed mounting in back of every brush yoke has the brush main part, evenly sets up the through-hole that link up mutually between link and the brush yoke that corresponds, and the back laminating of brush main part is on the surface of bearing.

Furthermore, the outer end walls of the two connecting frames are uniformly provided with continuous threads, and the two connecting frames are in threaded connection with the inner end wall of the second annular groove.

Furthermore, the ports of the two connecting frames in the anticlockwise direction are fixedly provided with inserting blocks, and the inserting blocks are correspondingly inserted into the other connecting frame.

Further, the batch oil tank sets up in the top position of rotary disk, advances oil pipe vertical connection between batch oil tank and pump oil storehouse, and the inside below fixed mounting of position of batch oil tank has the guide board for the funnel structure, and the top that advances oil pipe extends to the bottom of guide board lowest.

Further, the outside cover of bearing is equipped with the cover that draws that connects of fixed mounting on motor housing outer end wall, and connects the bottom fixedly connected with intubate that draws the cover, and fixed mounting has the time oil tank that is located to connect and draws the cover below on motor housing's the positive outer end wall, and the intubate is vertical to be inserted and is established the inside that returns the oil tank.

Further, the bottom of oil return tank is linked together through the top of pipeline with the batch oil tank, and the oiling mouth has been seted up at the top of batch oil tank, and the surface of oiling mouth coats and is stamped rubber seal ring, and the internal thread connection of oiling mouth has the block.

Furthermore, a first filter screen is fixedly arranged in the oil storage tank, and a second filter screen is obliquely and fixedly arranged in the oil return tank.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through the outside with rotary disk fixed mounting in the pivot main part, and there is solid fixed ring at a positive ring channel inside sliding connection who offers of rotary disk, vibrations and centrifugal force effect when the rotary disk lasts the rotation are down, can evenly apply the surface and the inside at the bearing with defeated oil pipe two with lubricating oil, can carry out the self-lubricate operation to the bearing in inside and outside synchronization, its inside frictional resistance when effectual having reduced the pivot main part and driving the bearing rotation, be convenient for promote the stability of pivot main part rotation during operation, and need not the manual lubricating oil that adds of staff, be favorable to prolonging maintenance period.

(2) Through the inside with valve plate slidable mounting at pump oil storehouse to support spring elasticity in the bottom of valve plate, the magnetism of cooperation magnet attracts, can drive the valve plate and reciprocate in the inside in pump oil storehouse when making the pivot main part rotatory, with inside leading-in lubricating oil initiative push-in to inside and outside side switching groove in the pump oil storehouse inside, avoid lubricating oil to block up in the inside in pump oil storehouse, the effectual lubricated oil feeding stability who ensures the device during operation.

(3) Through installing the check valve correspondence in the inside of two oil-outs and two oil pipes, can be so that the oil-out with advance the inside one-way conduction of oil pipe, the cooperation valve plate reciprocates in the inside atmospheric pressure difference that forms that reciprocates of pump oil storehouse, can initiatively carry out the pump oil operation to lubricating oil, avoid the automatic oil feeding of lubricating oil to interrupt, simultaneously, through advancing two oil pipes and connecting respectively on the upper and lower outer end wall of pump oil storehouse, all can the oil feed of downside on it when making the valve plate reciprocate, be favorable to ensureing the lubricated efficiency of the device pump oil.

(4) Through all setting up link, brush yoke and brush main part into the semi-ring structure of looks adaptation, can be convenient for change the brushing oil subassembly, effectual promotion brushing oil subassembly maintenance convenience when changing, through set up on the outer end wall of two links with the screw thread of the inner end wall adaptation of ring channel, be favorable to installing fast the brushing oil subassembly, and ensured the structural stability after the installation of brushing oil subassembly.

(5) Through the port department with inserted block fixed mounting at every link anticlockwise for it can insert the inside of establishing at another link when the concatenation, forms the connection restriction, is favorable to guaranteeing the structural stability of brushing oil subassembly when the equipment uses.

(6) Through the inside below position with guide board fixed mounting at the batch oil tank, can form the guide to the lubricating oil of the inside storage of batch oil tank, avoid lubricating oil to store up in the inside of batch oil tank, through setting up the batch oil tank in the top of rotary disk to will advance oil pipe vertical connection between batch oil tank and pump oil storehouse, can effectually avoid lubricating oil to store up in the inside of advancing the oil pipe when the downflow, the effectual job stabilization who ensures the device.

(7) Through connecing the cover to establish the outside at the bearing, can further protect the bearing, the probability of external impurity attached to on the bearing has been reduced to a certain extent, and simultaneously, can connect and get unnecessary lubricating oil on the bearing, through with intubate fixed mounting in the bottom that connects the cover, make unnecessary lubricating oil get into to returning oil tank inside through the guide of intubate and keep in, be favorable to avoiding lubricated too much to flow and lead to extravagant, through inserting the intubate vertically and establishing the inside at the oil tank, can reduce to a certain extent and return oil tank inside lubricating oil of keeping in and receive the probability that vibrations spill outward.

(8) Through with the pipeline intercommunication between oil return tank and batch oil tank, and fill the rubber seal ring between oiling mouth and block, can be so that the inside of batch oil tank keeps relative sealing state, when the inside lubricating oil of batch oil tank receives the inside valve plate of pump oil storehouse to reciprocate when influence pump income switching inslot portion, the inside medium of batch oil tank reduces, under the pressure differential effect, the inside lubricating oil of collecting of batch oil tank passes through inside the pipeline backward flow to the batch oil tank, cyclic utilization, be favorable to prolonging the automatic lubricated duty cycle of oil feeding of the device, the while is also convenient for avoid lubricating oil extravagant.

(9) Through setting up filter screen one and filter screen two respectively in the oil storage tank and the inside of returning oil tank, carry out the double filtration to the lubricating oil of retrieving, the impurity that contains in the effectual reduction used circulation's lubricating oil, and simultaneously, through setting up the inside of returning oil tank with two slopes of filter screen, under the vibrations effect that produces when the device starts, filter remaining impurity on the filter screen two receives vibrations along its inclined plane landing, impurity too much leads to filter screen two to be blockked up completely when avoiding first filtering, be favorable to guaranteeing the device stability when permanent operation.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a side cross-sectional view of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic view of the structure at B in FIG. 3;

FIG. 5 is a front view of the present invention;

FIG. 6 is an exploded view of the junction of the first annular groove and the retaining ring of the present invention;

FIG. 7 is a schematic view of the structure of the oil brushing assembly of the present invention;

FIG. 8 is a disassembled view of the joint of the oil brushing assembly and the annular groove II;

FIG. 9 is an exploded view of the oil fill port and cap connection of the present invention;

fig. 10 is an exploded view of the spigot and return tank connection of the invention.

The reference numbers in the figures illustrate:

1. a motor housing; 101. a bearing; 102. a rotating shaft main body; 2. rotating the disc; 201. a first annular groove; 202. a second annular groove; 203. a transfer groove; 204. a first oil conveying pipe; 205. a second oil conveying pipe; 206. a fixing ring; 207. an oil pumping bin; 208. an oil outlet; 209. an oil inlet pipe; 210. a valve plate; 211. a spring; 212. a magnet; 3. an oil brushing component; 301. a connecting frame; 302. a brush holder; 303. a brush main body; 304. inserting a block; 4. an oil storage tank; 401. a guide plate; 402. an oil filling port; 403. a rubber seal ring; 404. capping; 405. a first filter screen; 5. a lead cover; 501. inserting a tube; 502. an oil return tank; 503. and a second filter screen.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, an automobile motor with an automatic lubrication structure at a rotating shaft connection position comprises a motor housing 1, a bearing 101 is embedded in the middle position of one end of the front surface of the motor housing 1, a rotating shaft main body 102 inserted into the motor housing 1 is installed inside the bearing 101, the rotating shaft main body 102 is rotatably connected with the motor housing 1 through the bearing 101, a rotating disk 2 is fixedly sleeved on the outer end wall of the rotating shaft main body 102 positioned outside the motor housing 1, an annular groove one 201 is formed in the outer end wall of the front surface of the rotating disk 2, an annular groove two 202 is formed in the outer end wall of the back surface of the rotating disk 2, an oil brushing assembly 3 is installed inside the annular groove two 202, the oil brushing assembly 3 comprises two connecting frames 301 which are installed inside the annular groove two 202 and are in a semi-annular structure, and a brush frame 302 which is in a semi-annular structure is fixedly installed on the back surface of each connecting frame 301, the back of each brush holder 302 is fixedly provided with a brush main body 303, through holes which are communicated with each other are uniformly formed between the connecting frame 301 and the corresponding brush holder 302, and the back of the brush main body 303 is attached to the outer surface of the bearing 101.

The device during operation, inside lubricating oil of two ring channels 202 permeates to inside brush main part 303 through the through-hole of seting up between link 301 and brush yoke 302, apply paint on the surface of bearing 101 through brush main part 303, can effectively lubricate bearing 101, and simultaneously, can reduce the inside probability of external dust impurity entering bearing 101, through with link 301, brush yoke 302 and brush main part 303 all set up the semi-ring structure into the looks adaptation, can be convenient for change brushing oil subassembly 3, effectual promotion brushing oil subassembly 3 maintenance convenience when changing.

Referring to fig. 7-8, the outer end walls of the two connecting frames 301 are uniformly provided with continuous threads, the two connecting frames 301 are in threaded connection with the inner end wall of the second annular groove 202, when the device works, the two connecting frames 301 with the semi-annular structures form an annular structure through splicing, the two connecting frames 301 formed by splicing are aligned to the inside of the second annular groove 202, the two connecting frames 301 during rotation are screwed into the inside of the second annular groove 202, and the outer end walls of the two connecting frames 301 are provided with threads matched with the inner end wall of the second annular groove 202, so that the oil brushing assembly 3 is conveniently and quickly mounted, and the structural stability of the oil brushing assembly 3 after mounting is guaranteed.

Referring to fig. 7, the insertion blocks 304 are fixedly mounted at the counterclockwise ports of the two connecting frames 301, and the insertion blocks 304 are correspondingly inserted into the other connecting frame 301, when the device works, the two connecting frames 301 can be spliced to form a circular ring in an insertion and alignment manner, and the insertion blocks 304 are fixedly mounted at the counterclockwise ports of the connecting frames 301 to be inserted into the other connecting frame 301 during splicing, so that connection limitation is formed, and the structural stability of the oil brushing assembly 3 during assembly and use is guaranteed.

Referring to fig. 4-6, the inner and outer end walls of the annular groove one 201 are both provided with a transfer groove 203, the transfer groove 203 located at the outer side is communicated with the annular groove two 202 through a plurality of oil delivery pipes one 204 uniformly arranged inside the rotating disk 2, the transfer groove 203 located at the inner side is communicated with the inside of the bearing 101 through a plurality of oil delivery pipes two 205 uniformly arranged inside the rotating shaft main body 102, the inside of the annular groove one 201 is rotatably connected with a fixing ring 206 fixedly arranged on the outer end wall of the motor housing 1, the fixing ring 206 is in sliding connection with the two transfer grooves 203 in a sealing manner, the fixing ring 206 is fixedly arranged inside a vertically arranged pump oil bin 207, the upper end and the lower end of the pump oil bin 207 are respectively fixedly provided with an oil outlet 208 extending to the inside of the transfer groove 203, and the outer side of the pump oil bin 207 is fixedly communicated with an oil inlet pipe 209.

The outer end wall of the motor shell 1 is fixedly provided with the oil storage tank 4, the oil inlet pipe 209 is fixedly communicated with the bottom of the oil storage tank 4, the oil storage tank 4 is arranged at the upper position of the rotary disc 2, the oil inlet pipe 209 is vertically connected between the oil storage tank 4 and the pump oil bin 207, the guide plate 401 of a funnel structure is fixedly arranged at the lower position inside the oil storage tank 4, and the top end of the oil inlet pipe 209 extends to the lowest position at the bottom of the guide plate 401. when the device works, the guide plate 401 is fixedly arranged at the lower position inside the oil storage tank 4 to guide the lubricating oil stored inside the oil storage tank 4 and prevent the lubricating oil from accumulating inside the oil storage tank 4, the oil storage tank 4 is arranged above the rotary disc 2, the oil inlet pipe 209 is vertically connected between the oil storage tank 4 and the pump oil bin 207, and the lubricating oil can be effectively prevented from accumulating inside the oil inlet pipe 209 when flowing downwards, the working stability of the device is effectively guaranteed.

Referring to fig. 3-4, a valve plate 210 is slidably connected inside the pump oil sump 207, a spring 211 fixedly installed on an inner end wall of the pump oil sump 207 is disposed at the bottom of the pump oil sump 207, the valve plate 210 is elastically connected to the pump oil sump 207 through the spring 211, a magnet 212 corresponding to the valve plate 210 is fixedly installed inside the rotating shaft main body 102, and a magnetic isolation plate is fixedly installed on one side of the magnet 212 close to the rotating shaft main body 102.

When the device works, the rotating shaft main body 102 drives the rotating disc 2 to rotate, so that the rotating disc 2 and a fixing ring 206 fixedly installed on the outer end wall of the motor shell 1 form relative rotation, the rotating shaft main body 102 synchronously drives a magnet 212 fixedly installed in the outer end wall to rotate when rotating, under the influence of a magnetic isolation plate, the magnet 212 generates magnetic attraction to the valve plate 210 when rotating to face the valve plate 210, otherwise, under the magnetic resistance isolation of the magnetic isolation plate, the magnetic attraction of the magnet 212 to the valve plate 210 is interrupted, and the valve plate 210 reciprocates in the pump oil bin 207 when rotating by matching with the elastic support of a spring 211, under the reciprocating extrusion action of the valve plate 210, lubricating oil in the pump oil bin 207 is actively pushed into the switching groove 203, the valve plate 210 is slidably installed in the pump oil bin 207, and the spring 211 is elastically supported at the bottom of the valve plate 210, in cooperation with the magnetic attraction of the magnet 212, the rotating shaft main body 102 can drive the valve plate 210 to reciprocate in the pump oil bin 207 when rotating, and the lubricating oil guided into the pump oil bin 207 is actively pushed into the inner and outer side transfer grooves 203, so that the lubricating oil is prevented from being blocked in the pump oil bin 207, and the working lubricating oil feeding stability of the device is effectively guaranteed.

Please refer to fig. 4, the number of the oil inlet pipes 209 is two, the two oil inlet pipes 209 are respectively fixed on the outer end wall of the pump oil bin 207 in a vertical symmetry manner, the inside of the two oil outlets 208 and the inside of the two oil inlet pipes 209 are both fixedly provided with a check valve, when the device works, the check valves are correspondingly installed inside the two oil outlets 208 and the two oil inlet pipes 209, so that the inside of the oil outlets 208 and the inside of the oil inlet pipes 209 can be in one-way conduction, the air pressure difference formed by the reciprocating up-and-down movement of the valve plate 210 inside the pump oil bin 207 is matched, the oil pumping operation can be actively performed on the lubricating oil, the automatic oil feeding interruption of the lubricating oil is avoided, meanwhile, the two oil inlet pipes 209 are respectively connected to the upper and lower outer end walls of the pump oil bin 207, so that the upper and lower sides of the valve plate 210 can be fed with oil when moving up and down, which is beneficial to ensuring the oil pumping efficiency of the device.

Referring to fig. 2-4, when the device works, the rotating shaft main body 102 rotates to drive the rotating disc 2 fixedly installed on the outer side to rotate synchronously, under the action of gravity, the lubricating oil stored in the oil storage tank 4 is guided to enter the inside of the pump oil bin 207 through the oil inlet pipe 209 and is filled in the inside and outside of the two transfer grooves 203, under the action of vibration and centrifugal force when the rotating disc 2 rotates and swings, the lubricating oil flows along the first oil conveying pipe 204 and the second oil conveying pipe 205, the lubricating oil in the first oil conveying pipe 204 flows into the second annular groove 202, and is uniformly coated on the outer surface of the bearing 101 through the oil brushing assembly 3, so that the outer surface of the bearing 101 is effectively lubricated, and the lubricating oil in the second oil conveying pipe 205 directly flows into the bearing 101, so as to lubricate the inside of the bearing 101.

Through the outside with rotary disk 2 fixed mounting in pivot main part 102, and have solid fixed ring 206 at the annular groove 201 inside sliding connection that rotary disk 2 openly seted up, vibrations and centrifugal force effect when rotary disk 2 lasts the rotation, can evenly apply lubricating oil at bearing 101's surface and inside through defeated oil pipe 204 and defeated oil pipe two 205, can carry out the self-lubricate operation to bearing 101 in inside and outside synchronization, its inside frictional resistance when effectual pivot main part 102 that has reduced drives bearing 101 rotatory, be convenient for promote the stability of pivot main part 102 rotation during operation, and need not the manual lubricating oil that adds of staff, be favorable to prolonging maintenance period.

Referring to fig. 1 and 10, a guide cover 5 fixedly installed on an outer end wall of a motor housing 1 is sleeved on an outer side of a bearing 101, and a bottom of the guide cover 5 is fixedly connected with an insertion pipe 501, an oil return tank 502 located below the guide cover 5 is fixedly installed on an outer end wall of a front surface of the motor housing 1, and the insertion pipe 501 is vertically inserted into the oil return tank 502, when the device works, the bearing 101 can be further protected by sleeving the guide cover 5 on the outer side of the bearing 101, so that the probability of external impurities attached to the bearing 101 is reduced to a certain extent, meanwhile, redundant lubricating oil on the bearing 101 can be received, the insertion pipe 501 is fixedly installed at the bottom of the guide cover 5, so that the redundant lubricating oil enters the oil return tank 502 for temporary storage through the guide of the insertion pipe 501, and is beneficial to avoiding waste caused by excessive outflow of the lubricating oil, and the insertion pipe 501 is vertically inserted into the oil return tank 502, the probability that the lubricating oil temporarily stored in the oil return tank 502 is scattered by vibration can be reduced to a certain extent.

Referring to fig. 1 and 9, the bottom of the oil return tank 502 is communicated with the top end of the oil storage tank 4 through a pipeline, the top of the oil storage tank 4 is provided with an oil filling port 402, the outer surface of the oil filling port 402 is covered with a rubber sealing ring 403, the inner thread of the oil filling port 402 is connected with a cap 404, when the device works, the pipeline is communicated between the oil return tank 502 and the oil storage tank 4, and the rubber sealing ring 403 is filled between the oil filling port 402 and the cap 404, so that the inside of the oil storage tank 4 can keep a relatively sealed state, when the lubricating oil in the oil storage tank 4 is pumped into the transfer groove 203 under the influence of the vertical movement of the valve plate 210 in the pump oil bin 207, the medium in the oil storage tank 4 is reduced, under the action of pressure difference, the lubricating oil collected in the oil return tank 502 flows back to the inside of the oil storage tank 4 through the pipeline for recycling, which is favorable for prolonging the working period of automatic oil lubrication of the device, and simultaneously, the waste of lubricating oil is avoided.

Referring to fig. 2, a first filter screen 405 is fixedly installed inside the oil storage tank 4, a second filter screen 503 is obliquely fixed inside the oil return tank 502, when the device works, the first filter screen 405 and the second filter screen 503 are respectively arranged inside the oil storage tank 4 and the oil return tank 502, the recovered lubricating oil is subjected to double filtration, impurities contained in the recycled lubricating oil are effectively reduced, meanwhile, the second filter screen 503 is obliquely arranged inside the oil return tank 502, under the action of vibration generated when the device is started, the impurities filtered and remained on the second filter screen 503 slide down along the inclined surface of the second filter screen due to vibration, the situation that the second filter screen 503 is completely blocked due to excessive impurities during primary filtration is avoided, and the device is favorable for ensuring the stability of the device during long-term operation.

The above are merely preferred embodiments of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an automobile motor with pivot junction self-lubricate structure, includes motor housing (1), its characterized in that: the motor casing (1) is embedded with a bearing (101) at the middle position of the front end of the motor casing (1), the bearing (101) is internally provided with a rotating shaft main body (102) penetrating into the motor casing (1), the rotating shaft main body (102) is rotatably connected with the motor casing (1) through the bearing (101), the rotating shaft main body (102) is fixedly sleeved with a rotating disk (2) on the outer end wall positioned outside the motor casing (1), a first annular groove (201) is formed in the outer end wall of the front side of the rotating disk (2), a second annular groove (202) is formed in the outer end wall of the back side of the rotating disk (2), an oil brushing assembly (3) is arranged in the second annular groove (202), switching grooves (203) are formed in the inner end wall and the outer end wall of the first annular groove (201), and the switching grooves (203) positioned outside are communicated with the second annular groove (202) through a plurality of first oil conveying pipes (204) uniformly arranged in the rotating disk (2), the switching groove (203) positioned at the inner side is communicated with the inside of the bearing (101) through a plurality of oil delivery pipes (205) uniformly arranged in the rotating shaft main body (102);

the inside of ring channel (201) rotates and is connected with solid fixed ring (206) of fixed mounting on motor housing (1) outer end wall, and gu fixed ring (206) and two change over between groove (203) sealed sliding connection, the inside fixed mounting of solid fixed ring (206) has pump oil bin (207) of vertical setting, and the upper and lower both ends of pump oil bin (207) respectively fixed mounting extend to change over and connect inside oil-out (208) of groove (203), the outside fixed intercommunication of pump oil bin (207) has into oil pipe (209), fixed mounting has batch oil tank (4) on the outer end wall of motor housing (1), advance the bottom of oil pipe (209) fixed intercommunication at batch oil tank (4).

2. The motor for the vehicle having the automatic lubricating structure for the joint of the rotating shaft according to claim 1, wherein: the inside sliding connection of pump oil storehouse (207) has valve plate (210), and the bottom of pump oil storehouse (207) is provided with spring (211) of fixed mounting on the inner end wall in pump oil storehouse (207), elastic connection between valve plate (210) through spring (211) and pump oil storehouse (207), the inside fixed mounting of pivot main part (102) has magnet (212) corresponding with valve plate (210), magnet (212) are close to one side fixed mounting in pivot main part (102) and are had the magnetic shield.

3. The motor for the vehicle having the automatic lubricating structure for the joint of the rotating shaft as claimed in claim 2, wherein: the oil inlet pipe (209) is provided with two, the two oil inlet pipes (209) are respectively fixed on the outer end wall of the pump oil bin (207) in an up-down symmetrical mode, and the oil outlets (208) and the two oil inlet pipes (209) are fixedly provided with one-way valves inside.

4. The motor for the vehicle having the automatic lubricating structure for the joint of the rotating shaft according to claim 1, wherein: brush oil subassembly (3) are link (301) for the semi-ring structure including installing two inside ring channel two (202), and the equal fixed mounting in the back of every link (301) is brush holder (302) for the semi-ring structure, every the equal fixed mounting in the back of brush holder (302) has brush main part (303), evenly set up the through-hole that link up mutually between link (301) and the brush holder (302) that corresponds, the back laminating of brush main part (303) is on the surface of bearing (101).

5. The motor for the vehicle having the automatic lubricating structure for the joint of the rotating shaft as claimed in claim 4, wherein: the outer end walls of the two connecting frames (301) are uniformly provided with continuous threads, and the two connecting frames (301) are in threaded connection with the inner end wall of the second annular groove (202).

6. The motor for the vehicle having the automatic lubricating structure for the joint of the rotating shaft as claimed in claim 4, wherein: two equal fixed mounting has inserted block (304) in link (301) anticlockwise's port department, and inserted block (304) correspond to insert and establish the inside at another link (301).

7. The motor for the vehicle having the automatic lubricating structure for the joint of the rotating shaft according to claim 1, wherein: oil storage tank (4) set up the top position at rotary disk (2), advance oil pipe (209) vertical connection between oil storage tank (4) and pump oil storehouse (207), the inside below fixed position of oil storage tank (4) installs guide board (401) for the funnel structure, the top that advances oil pipe (209) extends to the bottom least of guide board (401).

8. The motor for the vehicle having the automatic lubricating structure for the joint of the rotating shaft according to claim 1, wherein: the outside cover of bearing (101) is equipped with connects on motor housing (1) outer end wall and draws cover (5), and connects bottom fixedly connected with intubate (501) that draws cover (5), fixed mounting has on the positive outer end wall of motor housing (1) to be located and connects oil return tank (502) that draw cover (5) below, intubate (501) are vertical to be inserted and are established the inside of oil return tank (502).

9. The motor for the vehicle having the automatic lubricating structure for the joint of the rotating shaft according to claim 8, wherein: the bottom of oil return tank (502) is linked together through the top of pipeline with batch oil tank (4), oiling mouth (402) have been seted up at the top of batch oil tank (4), and the surface of oiling mouth (402) coats and is stamped rubber seal ring (403), the inside threaded connection of oiling mouth (402) has block (404).

10. The motor for the vehicle having the automatic lubricating structure for the joint of the rotating shaft according to claim 9, wherein: a first filter screen (405) is fixedly installed inside the oil storage tank (4), and a second filter screen (503) is obliquely and fixedly arranged inside the oil return tank (502).