Auxiliary maintenance structure for train coupler

Abstract

The utility model discloses an auxiliary maintenance structure for a train coupler, which relates to the technical field of train maintenance structures, and comprises a top cover, a disc spring, a connecting seat and a slot, a base is arranged at the bottom of the top cover, two sides of the top cover are connected with the base through bolts, a sliding block is arranged between the top cover and the base, and the disc spring is arranged in the sliding block. One end of the connecting rod is sleeved with the sliding block, the inner wall of the sliding block is welded to the outer wall of the connecting rod, when a vehicle is started fast, large traction force can be borne between the vehicle couplers, then the sliding block slides towards the other end under pulling of the connecting rod, the buffer spring arranged outside the connecting rod in a sleeving mode is compressed, and the vehicle couplers are driven to rotate. The traction acting force between the car couplers can be buffered through the buffer springs outside the connecting rods, the situation that traction force directly acts on the car couplers under the condition that the starting speed of a car is high is avoided, the effect of maintaining the car couplers is achieved, and the service life of the car couplers is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to train maintenance structure technical field, concretely is a kind of for train coupler auxiliary maintenance structure. BACKGROUND

[0002] Train coupler is the key component of connecting each car of train, it is not only responsible for connecting each car, also bears the task of transmitting traction and braking force, so train coupler needs to be maintained, by searching, the patent with Chinese patent announcement No.

[0003] Therefore, the present application provides a kind of for train coupler auxiliary maintenance structure, can effectively buffer traction, to play the role of auxiliary coupler maintenance, prolong the service life of coupler. CONTENT OF UTILITY MODEL

[0004] In view of the deficiencies of prior art, the utility model provides a kind of for train coupler auxiliary maintenance structure, solve the problem that the existing structure does not have the device of traction buffering in the background art, so that traction will directly act on coupler, make it bear greater impact force and abrasion, cannot better maintenance effect to coupler, will shorten service life.

[0005] To achieve the above object, the utility model is realized by the following technical scheme: a kind of for train coupler auxiliary maintenance structure, including top cover, disc spring, connecting seat and slot, the bottom of top cover is provided with base, the both sides of top cover are connected with base by bolt, sliding block is arranged between top cover and base, the sliding block is sleeved on the outer portion of one end of connecting rod, and the inner wall of sliding block is welded with the outer wall of connecting rod, the both sides of sliding block are provided with buffer spring, the connecting rod is equipped with three, and one end of connecting rod extends to the outer portion of one end of top cover, one end of connecting rod and one end of base are respectively welded with connecting seat, and one end of connecting seat is provided with slot in inner portion, the slot is used to fix train coupler.

[0006] Preferably, the bottom of top cover and the bottom of base are both provided with recess, and the recess section is semicircular, and the recess and the outer wall surface of sliding block are in sliding contact, so that the sliding block can slide between base and top cover, and buffer spring is extruded, to play the effect of buffering.

[0007] Preferably, one end of the top cover is provided with disc springs outside, the disc springs are provided with three groups, each group is composed of two disc springs, and the disc springs are sleeved on the outer part of the connecting rod, when the vehicle brakes, the connecting rod slides between the base and the top cover, the disc springs between the connecting seat and the base are extruded, and the impact force between the couplers can be further buffered through the disc springs.

[0008] Preferably, the disc spring is in a disc shape structure, and the disc spring is made of rubber material, and the surface of the disc spring near the connecting seat is tightly attached to the connecting seat.

[0009] Preferably, the connecting seat is provided with an annular groove inside one end, and a steel ball is embedded in the annular groove, and the surface of the steel ball is in sliding contact with the surface of the outer wall of the insertion slot, when the insertion slot is sleeved on the outside of the coupler, the vehicle turns, the insertion slot can be self-adaptively rotated through the action of the steel ball in the connecting seat, so that the insertion slot can rotate with the rotation of the coupler, thereby facilitating the reduction of the wear on the surface of the coupler.

[0010] Preferably, the inner wall of the insertion slot is smooth, and the outer walls of the top and bottom of the insertion slot are provided with annular convex structures, and the surfaces of the annular convex structures are in sliding contact with the surface of the connecting seat.

[0011] The utility model provides a kind of for train coupler auxiliary maintenance structure.It has the following beneficial effects:

[0012] (1), the structure is used for train coupler auxiliary maintenance, when the vehicle brakes, the coupler of rear car carriage pushes the slider of one end of connecting rod to slide in the base, so that the slider can push buffer spring, and three buffer springs are compressed, the inertia of braking can be buffered by buffer spring, so as to reduce the impact force and wear of coupler, when the vehicle starts quickly, coupler is subjected to greater traction between each other, and then the slider slides to the other end under the pull of connecting rod, and the buffer spring of connecting rod outside is compressed, the traction between couplers can be buffered by the buffer spring outside connecting rod, avoid the case that vehicle starts quickly and causes traction to act directly on coupler, so as to be favorable to the effect of maintaining coupler, prolong the service life of coupler.

[0013] (2), when the insertion slot is sleeved on the outside of the coupler, the vehicle turns, the insertion slot can be self-adaptively rotated through the action of the steel ball in the connecting seat, so that the insertion slot can rotate with the rotation of the coupler, thereby facilitating the reduction of the wear on the surface of the coupler, so as to be favorable to further prolong the service life of coupler.

[0014] Thus, the problem that the existing structure has no device for buffering the traction force, the traction force directly acts on the coupler, the coupler bears a large impact force and wears, cannot play a good maintenance role on the coupler, and the service life is shortened is solved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the utility model;

[0016] Figure 2 It is a side view structure schematic view of the utility model;

[0017] Figure 3 It is an internal structure schematic view of the utility model;

[0018] Figure 4 It is a buffer spring structure schematic view of the utility model;

[0019] Figure 5 It is a steel ball structure schematic view of the utility model.

[0020] In the drawing, 1, top cover;2, base;3, disc spring;4, connecting rod;5, connecting seat;6, slot;7, buffer spring;8, sliding block;9, steel ball. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Embodiment 1:

[0023] Please refer to Figures 1-5The utility model discloses an embodiment provides a technical scheme: a kind of for train coupler auxiliary maintenance structure, including top cover 1, disc spring 3, connecting seat 5 and slot 6, top cover 1 bottom is provided with base 2, top cover 1 both sides are connected with base 2 by bolt, top cover 1 and base 2 between being provided with sliding block 8, sliding block 8 is sleeved in the outside of connecting rod 4 one end, and sliding block 8 inner wall is welded with the outer wall of connecting rod 4, sliding block 8 both sides are provided with buffer spring 7, connecting rod 4 is equipped with three, and connecting rod 4 one end extends to the outside of top cover 1 one end, and the one end of connecting rod 4 and base 2 is respectively welded with connecting seat 5, and connecting seat 5 one end inside is provided with slot 6, and slot 6 is used for fixed train coupler;Top cover 1 bottom and base 2 bottom surface are all provided with recess, and recess section is semicircular, and recess and the outer wall surface of sliding block 8 sliding contact, top cover 1 one end outside is provided with disc spring 3, disc spring 3 is provided with three groups, each group is composed of two disc springs 3, and disc spring 3 is sleeved in the outside of connecting rod 4 both ends, disc spring 3 is in dish shape structure, and disc spring 3 is rubber material, disc spring 3 close to the surface of one end of connecting seat 5 and connecting seat 5 closely, by connecting two connecting seat 5 with the coupler of two carriages respectively, when vehicle braking, the coupler of rear carriage will promote the sliding block 8 of connecting rod 4 one end to slide in the inside of base 2, to make sliding block 8 can promote buffer spring 7, and three buffer springs 7 are compressed, the inertia of braking can be buffered by buffer spring 7, to reduce the impact force and abrasion to coupler, when vehicle starts quickly, coupler will receive greater traction between each other, and then sliding block 8 slides to another end under the pull of connecting rod 4, and compresses the buffer spring 7 of connecting rod 4 outside sleeve, the traction between coupler can be buffered by the buffer spring 7 of connecting rod 4 outside, avoid the case of vehicle starting speed to be fast to cause traction to act directly on coupler, to be favorable to play the effect of maintaining coupler, prolong the service life of coupler.

[0024] Embodiment 2:

[0025] The utility model discloses an embodiment provides a technical scheme: a kind of for train coupler auxiliary maintenance structure, connecting seat 5 one end inside is provided with annular recess, and annular recess inside is embedded with steel ball 9, steel ball 9 surface and the outer wall surface of slot 6 sliding contact, slot 6 inner wall is smooth surface, and slot 6 top and bottom outer wall is provided with annular convex structure, and annular convex structure surface and connecting seat 5 surface sliding contact, when slot 6 is sleeved in the outside of coupler, vehicle is turned, by the effect of steel ball 9 in connecting seat 5, slot 6 can be self-adapting rotation, so that slot 6 can rotate along with the rotation of coupler, to be favorable to reduce the abrasion on the surface of coupler, to be favorable to further prolong the service life of coupler.

[0026] Working principle: two connecting seats 5 are connected with the car coupler of the carriage, buffer protection of the car coupler in the braking and starting process is realized, in the braking, the car coupler of the rear carriage pushes the slider 8 at one end of the connecting rod 4 to slide in the base 2, the slider 8 in turn pushes the buffer spring 7, compresses three buffer springs 7, buffers the braking inertia, reduces the impact force and wear and tear of the car coupler, plays the effect of buffer maintenance of the car coupler, when starting, the traction between the car couplers makes the slider 8 slide along the connecting rod 4 to the other end, compresses the external buffer spring 7, buffers the traction, protects the car coupler, meanwhile, the slot 6 is sleeved on the outside of the car coupler, and the self-adapting rotation is realized through the action of the steel ball 9 in the connecting seat 5 when turning, the wear and tear of the surface of the car coupler is reduced, the maintenance effect is further improved, and the service life of the car coupler is prolonged.

[0027] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, for those skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, the description manner of the specification is only for the sake of clarity, those skilled in the art should regard the specification as a whole, the technical solutions in each embodiment can also be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A train coupler auxiliary maintenance structure, characterized by: The invention comprises a top cover (1), a disc spring (3), a connecting seat (5) and a slot (6); a base (2) is provided at the bottom of the top cover (1); both sides of the top cover (1) are connected to the base (2) by bolts; a slider (8) is provided between the top cover (1) and the base (2); the slider (8) is sleeved on the outside of one end of the connecting rod (4); the inner wall of the slider (8) is welded to the outer wall of the connecting rod (4); buffer springs (7) are provided on both sides of the slider (8); three connecting rods (4) are provided, and one end of the connecting rod (4) extends to the outside of one end of the top cover (1); one end of the connecting rod (4) and one end of the base (2) are respectively welded to the connecting seat (5); and a slot (6) is provided inside one end of the connecting seat (5); the slot (6) is used to fix a train coupler.

2. The auxiliary maintenance structure for train couplers according to claim 1, characterized in that: The bottom surface of the top cover (1) and the bottom surface of the base (2) are both provided with grooves, and the cross section of the grooves is semicircular, and the grooves are in sliding contact with the outer wall surface of the slider (8).

3. The auxiliary maintenance structure for train couplers according to claim 1, characterized in that: A disc spring (3) is provided on the outside of one end of the top cover (1). The disc spring (3) is provided in three groups, each group consisting of two disc springs (3), and the disc springs (3) are sleeved on the outside of both ends of the connecting rod (4).

4. The auxiliary maintenance structure for train couplers according to claim 1, characterized in that: The disc spring (3) is in a disc-shaped structure and is made of rubber. The surface of the disc spring (3) close to one end of the connecting seat (5) is tightly fitted to the connecting seat (5).

5. The auxiliary maintenance structure for train couplers according to claim 1, characterized in that: An annular groove is provided inside one end of the connecting seat (5), and a steel ball (9) is embedded inside the annular groove. The surface of the steel ball (9) is in sliding contact with the outer wall surface of the slot (6).

6. The auxiliary maintenance structure for train couplers according to claim 1, characterized in that: The inner wall of the slot (6) is a smooth surface, and the outer walls of the top and bottom of the slot (6) are provided with an annular protruding structure, and the surface of the annular protruding structure is in sliding contact with the surface of the connecting seat (5).

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