CN219295547U

CN219295547U - Traction seat for semitrailer

Info

Publication number: CN219295547U
Application number: CN202222558409.8U
Authority: CN
Inventors: 朱少虎
Original assignee: Anshun Youwei Automobile Manufacturing Co ltd
Current assignee: Anshun Youwei Automobile Manufacturing Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-07-04
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a traction seat for a semitrailer, which comprises a traction seat body, wherein an oil conveying mechanism is arranged in the traction seat body, the oil conveying mechanism comprises four groups of oil injection grooves which are formed in the upper end of the traction seat body and close to the left side and the right side, push plates are connected in a sliding mode in the oil injection grooves, push rods are fixedly connected to one ends of the push plates, close to the outer sides, of the push plates, one ends of the push rods, far from the push plates, penetrate through the traction seat body and extend to the outer portion of the traction seat body, one ends of the oil injection grooves, close to the middle of the traction seat body, are communicated with each other, and pin shafts are connected in the oil injection holes in a sliding mode. According to the traction seat for the semitrailer, the oil conveying mechanism can be used for automatically smearing the butter, so that the abrasion is reduced, the storage capacity of the butter is improved, the lubricating effect of the butter is prolonged to a certain extent, the maintenance limitation is reduced, the lubricating effect is guaranteed, and the service life is prolonged.

Description

Traction seat for semitrailer

Technical Field

The utility model relates to the technical field of semitrailers, in particular to a traction seat for a semitrailer.

Background

The traction seat is a connecting device between the semi-trailer traction vehicle and the semi-trailer, belongs to chassis parts, has the function of realizing pin connection and locking with the semi-trailer traction vehicle through a locking mechanism, and can transmit horizontal force and vertical force between the semi-trailer traction vehicle and the semi-trailer;

the traction seat is required to be maintained or replaced after the semitrailer runs to a certain mileage, and the traction seat is coated with butter, so that the purpose of reducing abrasion between the traction pin and the traction seat is achieved, the service cycle is improved, the traction pin and the traction seat are required to be separated before the use cycle, the work load is heavy, and most of the traction pin and the traction seat are required to be operated to corresponding maintenance points, so that during running, if a driver master finds that the abrasion between the traction pin and the traction seat is increased, the traction seat can only continue running at the moment, the abrasion amount is increased, and the service lives of the traction seat and the traction pin are reduced.

Disclosure of Invention

The utility model mainly aims to provide a traction seat for a semitrailer, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a semitrailer is with traction seat, includes the traction seat body, the inside of traction seat body is provided with oil transportation mechanism, oil transportation mechanism includes four sets of oil filler grooves of seting up in the upper end of traction seat body near the left and right sides, the homonymy the equal threaded connection in centre department of the one end that the oil filler groove kept away from mutually has the bolt, the inside equal sliding connection of oil filler groove has the push pedal, the push pedal is close to the equal fixedly connected with push rod of one end in the outside, the push rod is kept away from the one end of push pedal and is all run through traction seat body and extend to the outside of traction seat body, the oil filler groove is close to the one end of traction seat body's centre department, oil transportation mechanism still includes four sets of oil filler grooves of seting up in the oil filler groove near the first oil filler groove of the one end of traction seat body, be linked together between oil transportation mechanism is still including seting up the middle oil filler hole that is close to the rear side department of traction seat body, the inside sliding connection of oil filler hole has the round pin axle.

Preferably, two groups of fixing grooves are formed in the lower end of the pin shaft, fixing blocks are fixedly connected to the lower end of the traction seat body at the left end and the right end close to the oil filling hole, lock catches are rotatably connected to the middle of the fixing blocks, and the lock catches are matched with the fixing grooves.

Preferably, the upper end of the traction seat body is provided with a lubrication groove near the edge, and the middle of the upper end of the traction seat body is provided with a pin seat groove.

Preferably, the oil injection groove is communicated with the lubrication groove, and one end, far away from the oil injection groove, of the first oil guide groove is communicated with the pin seat groove.

Preferably, a second oil guiding groove is formed in the opening at the upper end of the oil filling hole, the rear end of the second oil guiding groove is communicated with the lubricating groove, and the front end of the second oil guiding groove is communicated with the pin seat groove.

Preferably, the left end and the right end of the lubrication groove are communicated with four groups of auxiliary grooves.

Compared with the prior art, the utility model has the following beneficial effects:

1. the oil conveying mechanism can be used for automatically operating and smearing butter, so that abrasion is reduced, and after cargo transportation is completed, complete maintenance work is performed, so that delay is avoided.

2. Through injecting butter into lubrication groove and cotter seat groove and assisting the inslot thereby reach lubricated purpose, improved the storage capacity of butter simultaneously, prolonged the lubricated effect of butter to a certain extent, the driver master also can be according to the experience plan, operates the injection butter according to mileage number oneself, has reduced the limitation of maintaining, has ensured lubricated effect, has improved the life of traction seat body.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a fifth wheel for a semitrailer according to the present utility model;

FIG. 2 is a schematic view of a traction seat for a semitrailer according to the present utility model, partially in section;

FIG. 3 is an enlarged schematic view of the fifth wheel of FIG. 2A according to the present utility model;

FIG. 4 is a schematic bottom view of a fifth wheel for a semi-trailer according to the present utility model;

fig. 5 is an enlarged schematic view of the fifth wheel of fig. 4 of the fifth wheel of the present utility model.

In the figure: 1. a fifth wheel body; 2. an oil delivery mechanism; 201. an oil injection groove; 202. a bolt; 203. a push plate; 204. a push rod; 205. a first oil guide groove; 206. an oil filling hole; 207. a pin shaft; 208. a fixing groove; 209. a fixed block; 210. locking; 211. a second oil guide groove; 3. a lubrication groove; 4. a pin seat groove; 5. and an auxiliary groove.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-5, a traction seat for a semitrailer comprises a traction seat body 1, wherein an oil conveying mechanism 2 is arranged in the traction seat body 1, the oil conveying mechanism 2 comprises four groups of oil grooves 201 which are formed in the position, close to the left side and the right side, of the upper end of the traction seat body 1, bolts 202 are connected in a threaded manner in the middle of the positions, far away from the oil grooves 201, of the same side, push plates 203 are connected in a sliding manner in the middle of the positions, close to the outer sides, of the push plates 203, push rods 204 are fixedly connected in the positions, close to the outer sides, of the push plates 203, one ends, far away from the push plates 203, of the push plates 204 penetrate through the traction seat body 1 and extend to the outer sides of the traction seat body 1, one ends, close to the middle positions, close to the traction seat body 1, of the oil conveying mechanism 2 further comprises four groups of first oil guide grooves 205 which are formed in the positions, close to the middle positions, of the traction seat body 1, of the oil grooves 205 are communicated with the oil grooves 201, the oil conveying mechanism 2 further comprises oil holes 206 which are formed in the positions, close to the middle positions, close to the rear side, of the middle of the oil grooves 206, and are connected in a sliding manner;

after the bolt 202 is unscrewed, a driver can insert a grease gun into the gun head of the grease gun, and pour grease into the grease injection groove 201, and because of poor fluidity of the grease, before the grease is poured, the push rod 204 is pulled to drive the push plate 203 to slide outwards, then after the grease injection groove 201 is filled, the push rod 204 is pushed to drive the push plate 203 to slide inwards, and because the upper end of the grease injection groove 201 is blocked by the semitrailer, the grease in the grease injection groove 201 can be extruded to the lubrication groove 3 and the first grease guide groove 205, and because the other end of the first grease guide groove 205 is communicated with the pin seat groove 4, the grease can be filled in most areas of the lubrication groove 3 and the pin seat groove 4 after the operation is repeated.

Two groups of fixing grooves 208 are formed in the lower end of the pin shaft 207, fixing blocks 209 are fixedly connected to the lower end of the traction seat body 1 at the left end and the right end close to the oil filling hole 206, lock catches 210 are rotatably connected to the middle of the fixing blocks 209, and the lock catches 210 are matched with the fixing grooves 208;

further, by pulling out the lock catch 210 in the fixing groove 208, the pin shaft 207 is taken out, the grease gun is continuously used to insert the gun head into the oil filling hole 206, the hose can be connected to the gun head at the moment, the hose can extend to the inside because of the deformable property, and the grease can be filled into the middle area between the lubricating groove 3 and the pin seat groove 4 through the second oil guiding groove 211, so that if a driver finds that the abrasion between the traction pin and the traction seat body 1 increases during running, the driver can drive to a nearby parking point and self-operate to smear the grease, thereby reducing the abrasion, and after the goods are transported, the complete maintenance work is carried out, and the delay of the journey is avoided.

The upper end of the traction seat body 1 is provided with a lubrication groove 3 near the edge, the middle of the upper end of the traction seat body 1 is provided with a pin seat groove 4, the oil injection groove 201 is communicated with the lubrication groove 3, one end of the first oil guide groove 205, which is far away from the oil injection groove 201, is communicated with the pin seat groove 4, the upper end opening of the oil injection hole 206 is provided with a second oil guide groove 211, the rear end of the second oil guide groove 211 is communicated with the lubrication groove 3, the front end of the second oil guide groove 211 is communicated with the pin seat groove 4, and the left end and the right end of the lubrication groove 3 are communicated with four groups of auxiliary grooves 5;

through injecting butter into lubrication groove 3 and keyway 4 and assisting in groove 5 thereby reach lubricated purpose, improved the storage capacity of butter simultaneously, prolonged the lubrication effect of butter to a certain extent, the driver master also can be according to experience planning, operates the injection butter according to mileage number oneself, has reduced the limitation of maintenance, has ensured lubricated effect, has improved the life of traction seat body 1.

Working principle:

in use, after the bolt 202 is unscrewed, a driver can insert a grease gun into the gun head of the grease gun, grease is injected into the grease groove 201, the grease gun is poor in fluidity, before the grease is injected, the push plate 203 is driven to slide outwards by pulling the push rod 204, then after the grease groove 201 is filled, the push plate 203 is driven to slide inwards by pushing the push rod 204, the grease in the grease groove 201 can be extruded to the lubricating groove 3 and the first oil guide groove 205 due to the blocking of the semitrailer at the upper end of the grease groove 201, the grease can be filled in most areas of the lubricating groove 3 and the pin seat groove 4 due to the fact that the other end of the first oil guide groove 205 is communicated with the pin seat groove 4, further, the pin shaft 207 is taken out by pulling the lock catch 210 in the fixing groove 208, the grease gun is continuously used to insert the gun head into the grease hole 206, and a hose can be connected to the gun head at the moment, because the flexible pipe can extend to the inside due to the deformable property, grease can be filled in the middle area of the lubrication groove 3 and the pin seat groove 4 through the second oil guiding groove 211, if a driver finds that the abrasion between the traction pin and the traction seat body 1 is increased during running, the driver can drive to a nearby parking point and self-operate to smear the grease, so that the abrasion is reduced, after the goods are transported, the complete maintenance work is performed, the delay of travel is avoided, the purpose of lubrication is achieved by injecting the grease into the lubrication groove 3, the pin seat groove 4 and the auxiliary groove 5, the storage capacity of the grease is improved, the lubricating effect of the grease is prolonged to a certain extent, the driver can also operate to inject the grease according to the experience by himself according to the number of driving mileage, the limitation of maintenance is reduced, the lubricating effect is ensured, the service life of the fifth wheel body 1 is improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fifth wheel for semitrailer, includes fifth wheel body (1), its characterized in that: the inside of traction seat body (1) is provided with defeated oil mechanism (2), defeated oil mechanism (2) are including four sets of oil filler grooves (201) that are offered in the upper end of traction seat body (1) and are close to the left and right sides, the homonymy the equal threaded connection in centre department of the one end that oil filler groove (201) kept away from mutually has bolt (202), the equal sliding connection in inside of oil filler groove (201) has push pedal (203), the equal fixedly connected with push rod (204) of one end that push pedal (203) are close to the outside, the one end that push rod (204) kept away from push pedal (203) all runs through traction seat body (1) and extends to the outside of traction seat body (1), oil filler groove (201) are close to the one end of the centre department of traction seat body (1), defeated oil mechanism (2) still include four sets of first oil guide groove (205) of seting up the one end of the centre department that oil filler groove (201) are close to traction seat body (1), be linked together between first oil guide groove (205) and the oil filler groove (201), the inside of the slip of round pin axle (206) that is close to in traction seat body (1).

2. A fifth wheel for a semitrailer according to claim 1, wherein: two sets of fixed slots (208) have been seted up to the lower extreme of round pin axle (207), the lower extreme of traction seat body (1) is near controlling both ends department fixedly connected with fixed block (209) of oil filler point (206), the centre department of fixed block (209) all rotates and is connected with hasp (210), looks adaptation between hasp (210) and the fixed slot (208).

3. A fifth wheel for a semitrailer according to claim 1, wherein: the upper end of the traction seat body (1) is provided with a lubrication groove (3) near the edge, and the middle of the upper end of the traction seat body (1) is provided with a pin seat groove (4).

4. A fifth wheel for a semitrailer according to claim 1, wherein: the oil injection groove (201) is communicated with the lubricating groove (3), and one end, far away from the oil injection groove (201), of the first oil guide groove (205) is communicated with the pin boss groove (4).

5. A fifth wheel for a semitrailer according to claim 1, wherein: the upper end opening part of the oil filling hole (206) is provided with a second oil guiding groove (211), the rear end of the second oil guiding groove (211) is communicated with the lubricating groove (3), and the front end of the second oil guiding groove (211) is communicated with the pin seat groove (4).

6. A fifth wheel for a semitrailer according to claim 3, wherein: four groups of auxiliary grooves (5) are communicated with the left end and the right end of the lubricating groove (3).