Bidirectional buffering high-thrust traction structure

Abstract

The utility model discloses a bidirectional buffering high-thrust traction structure, which relates to the technical field of traction and dragging equipment, and is characterized in that when two traction objects are subjected to traction work through the traction structure, the two traction objects can be pulled by the traction structure; inertia pressure and pulling force are transmitted to the first disc spring and the second disc spring on the two sides through the U-shaped pull rod and the adjusting pin shaft respectively, generated impact and vibration are absorbed by the first disc spring and the second disc spring on the two sides, the first disc spring and the second disc spring are simple in structure and high in buffering and vibration reduction capacity, and according to the bearing capacity, the bearing capacity is greatly improved. Pressure characteristics of different rigidities can be obtained by utilizing different combination forms and arrangement numbers of the first disc springs and the second disc springs, the traction structure is suitable for different application occasions, the applicability and safety of the traction structure are improved, the application experience feeling is optimized, the traction structure is simple in connection mode and convenient to use, all parts are convenient to produce in batches, and the application range is wide. Therefore, the economic benefit of the traction structure can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of traction and dragging equipment, in particular to a bidirectional buffering large-thrust traction structure. Background Art

[0002] Traction structure refers to mechanical equipment that can provide force and make objects move or change direction. According to different application scenarios and needs, traction equipment is divided into many types. Choosing appropriate traction equipment can improve transportation efficiency, protect personnel safety, reduce costs, reduce the occurrence of work-related accidents, and bring more convenience to the transportation field.

[0003] For example, patent announcement number CN209008307U, the utility model discloses a vehicle towing assembly, including a connecting tube, a first connecting hole is provided in the center of the connecting tube, a connecting column is provided in the first connecting hole, one end of the connecting tube is fixedly connected to the first connecting plate, the first connecting plate is fixedly connected to the first connecting sleeve, the first connecting sleeve is connected to the second connecting sleeve in the center of the second connecting plate, the other end of the connecting column is fixedly connected to the towing hook, the upper end of the towing hook is open, the opening is provided with a first connecting fork, the lower end of the first connecting fork is connected to the second connecting fork, the end of the second connecting fork is fixedly connected to the first pressure block, the upper end of the first connecting fork is connected to the first connecting block, one end of the first connecting block is fixedly connected to the second pressure block, and a connecting screw is provided in the connecting column. The utility model utilizes the cooperation of the first pressure block and the second pressure block to achieve the sealing of the upper opening of the towing hook, so that the towing rope does not fall out of the front towing hook during use.

[0004] The existing traction structure has certain limitations in protecting the connected equipment. In the case of traction and dragging, large impacts and vibrations often occur between rigid bodies. The energy generated by the impact can cause damage to equipment or instruments, and in severe cases, it can affect people's comfort. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a two-way buffered high-thrust traction structure to solve the problem mentioned in the above background technology that the existing traction structure has certain limitations in protecting the connecting equipment. In the case of traction and dragging, large impacts and vibrations often occur between rigid bodies. The energy generated by the impact can cause damage to equipment or instruments, and in serious cases it can affect people's comfort.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a two-way buffered high-thrust traction structure, including a center frame, wherein the left and right ends of the center frame are provided with adjustment pins, one end of the adjustment pin extends to the inner side of the center frame, and a disc spring 1 is sleeved on the surface, and the other end of the adjustment pin extends to the outer side of the center frame, and a disc spring 2 is sleeved on the surface, a radial locking nut is provided on the surface of the adjustment pin located on the side of the disc spring 1, a limited block is fixedly installed on the surface of the adjustment pin located on the side of the disc spring 2, a U-shaped pull rod is provided on the end of the adjustment pin away from the center frame, and a fixed pin is provided between the U-shaped pull rod and the adjustment pin.

[0007] Preferably, one end of the disc spring 1 is fitted and connected to the inner side of the center frame, and the other end of the disc spring 1 is fitted and connected to the radial locking nut.

[0008] Preferably, one end of the disc spring 2 is fitted and connected to the outer side of the center frame, and the other end of the disc spring 2 is fitted and connected to the limit block.

[0009] Preferably, the center frame and the adjusting pin are sleeved with each other, and the radial locking nut is threadedly connected to the adjusting pin.

[0010] Preferably, the U-shaped pull rod and the adjusting pin are both connected to the fixed pin, and a limiting rod is provided on the fixed pin.

[0011] Preferably, a traction object is provided at one end of the U-shaped pull rod away from the fixed pin, and the traction object is threadedly connected to the U-shaped pull rod.

[0012] Preferably, a flat washer is sleeved on the surface of the U-shaped pull rod located on the side of the towed object, and a connecting nut is threadedly connected to the surface of the U-shaped pull rod located on the side of the flat washer.

[0013] Beneficial Effects

[0014] The utility model provides a bidirectional buffering large thrust traction structure. Compared with the prior art, it has the following advantages:

[0015] Beneficial effects:

[0016] 1. The bidirectional buffer large-thrust traction structure firstly screws the flat washer and the connecting nut into the threads of the U-shaped pull rod respectively, installs the adjusting pin into the U-shaped end of the U-shaped pull rod, and then inserts the fixing pin, and the U-shaped pull rods on both sides can be rotated, and then the disc spring 1 and the disc spring 2 are installed in sequence, and the adjusting pin sleeve is connected to the center frame, and the radial locking nut is tightened with threads, and the U-shaped pull rods on both sides are connected to the two traction objects with threads. The traction structure has a simple connection method and is easy to use, and each component is easy to mass produce and can be replaced and disassembled, which is beneficial to improving the economic benefits of the traction structure.

[0017] 2. The two-way buffering large-thrust traction structure, when two traction objects are towed through the traction structure, the inertial pressure and tension are respectively transmitted to the disc springs 1 and 2 on both sides through the U-shaped pull rod and the adjusting pin shaft, and the generated impact and vibration are absorbed by the disc springs 1 and 2 on both sides. The disc springs 1 and 2 have simple structures and strong buffering and vibration reduction capabilities. According to the bearing capacity, different combinations and arrangement quantities of the disc springs 1 and 2 can be used to obtain pressure characteristics of different stiffness, which are suitable for different application occasions, and are beneficial to improving the applicability and safety of the traction structure and optimizing the applicability experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the center frame scraper structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the adjusting pin structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the U-shaped pull rod structure of the utility model.

[0022] In the figure: 1. Center frame; 2. Adjusting pin; 3. Disc spring 1; 4. Disc spring 2; 5. Radial locking nut; 6. Limit block; 7. U-shaped pull rod; 8. Fixed pin; 9. Limit rod; 10. Pulling object; 11. Flat washer; 12. Connecting nut. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4The utility model provides a technical solution: a two-way buffering large thrust traction structure, including a center frame 1, the left and right ends of the center frame 1 are provided with adjusting pins 2, one end of the adjusting pin 2 extends to the inner side of the center frame 1, and a disc spring 3 is sleeved on the surface, the other end of the adjusting pin 2 extends to the outer side of the center frame 1, and a disc spring 2 4 is sleeved on the surface, the surface of the adjusting pin 2 is located on the side of the disc spring 3 and a radial locking nut 5 is provided, the surface of the adjusting pin 2 is located on the side of the disc spring 2 4 and a limited block 6 is fixedly installed, one end of the disc spring 3 is fitted and connected to the inner side of the center frame 1, the other end of the disc spring 3 is fitted and connected to the radial locking nut 5, one end of the disc spring 2 4 is fitted and connected to the outer side of the center frame 1, and the other end of the disc spring 2 4 is fitted and connected to the radial locking nut 5. One end is fitted and connected with the limit block 6, the center frame 1 and the adjusting pin 2 are sleeved with each other, and the radial locking nut 5 is threadedly connected with the adjusting pin 2. When two traction objects 10 are traction-worked through the traction structure, the inertial pressure and tension are respectively transmitted to the disc spring 1 3 and the disc spring 2 4 on both sides through the U-shaped pull rod 7 and the adjusting pin 2, and the generated impact and vibration are absorbed by the disc spring 1 3 and the disc spring 2 4 on both sides. The disc spring 1 3 and the disc spring 2 4 have a simple structure and strong buffering and vibration reduction capabilities. According to the bearing capacity, different combinations and arrangement quantities of the disc spring 1 3 and the disc spring 2 4 can be used to obtain pressure characteristics with different stiffness, which are suitable for different application occasions, and are conducive to improving the applicability and safety of the traction structure and optimizing the applicable experience.

[0025] A U-shaped pull rod 7 is provided at one end of the adjusting pin 2 away from the center frame 1, a fixed pin 8 is provided between the U-shaped pull rod 7 and the adjusting pin 2, the U-shaped pull rod 7 and the adjusting pin 2 are both connected with the fixed pin 8 by a pin, a limit rod 9 is provided on the fixed pin 8, a traction object 10 is provided at one end of the U-shaped pull rod 7 away from the fixed pin 8, the traction object 10 is threadedly connected with the U-shaped pull rod 7, a flat washer 11 is sleeved on the surface of the U-shaped pull rod 7 at the side of the traction object 10, a connecting nut 12 is threadedly connected to the surface of the U-shaped pull rod 7 at the side of the flat washer 11, and the flat washer 11 is firstly fixed. The connecting nut 12 is respectively screwed into the threads of the U-shaped pull rod 7, the adjusting pin 2 is installed into the U-shaped end of the U-shaped pull rod 7, and then the fixed pin 8 is inserted, and the U-shaped pull rods 7 on both sides can be rotated, and then the disc spring 1 3 and the disc spring 2 4 are installed in sequence, and the adjusting pin 2 is sleeved into the center frame 1, and the radial locking nut 5 is tightened with threads, and the U-shaped pull rods 7 on both sides are threadedly connected to the two traction objects 10. The traction structure has a simple connection method and is easy to use, and each component is easy to mass produce and can be replaced and disassembled, which is beneficial to improving the economic benefit of the traction structure.

[0026] When working, first screw the flat washer 11 and the connecting nut 12 into the threads of the U-shaped pull rod 7 respectively, install the adjusting pin 2 into the U-shaped end of the U-shaped pull rod 7, then insert the fixing pin 8, and the U-shaped pull rods 7 on both sides can be rotated, then install the disc spring 1 3 and the disc spring 2 4 in sequence, and make the adjusting pin 2 sleeved into the center frame 1, tighten the radial locking nut 5 with the thread, and match the U-shaped pull rods 7 on both sides with the thread connection to the two traction objects 10. The traction structure has a simple connection method, is easy to use, and each component is convenient for batch production. Production, replaceable and disassembled, when two traction objects 10 are pulling through the traction structure, the inertial pressure and tension are respectively transmitted to the disc spring 1 3 and the disc spring 2 4 on both sides through the U-shaped pull rod 7 and the adjusting pin shaft 2, and the generated impact and vibration are absorbed by the disc spring 1 3 and the disc spring 2 4 on both sides. The disc spring 1 3 and the disc spring 2 4 have a simple structure and strong buffering and vibration reduction capabilities. According to the bearing capacity, different combinations and arrangement quantities of the disc spring 1 3 and the disc spring 2 4 can be used to obtain pressure characteristics with different stiffness, which are suitable for different application occasions.

[0027] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A bidirectional buffer high thrust traction structure, comprising a center frame (1), characterized in that: The left and right ends of the center frame (1) are both provided with adjustment pins (2), one end of the adjustment pin (2) extends to the inner side of the center frame (1), and a disc spring (3) is sleeved on the surface, the other end of the adjustment pin (2) extends to the outer side of the center frame (1), and a disc spring (4) is sleeved on the surface, a radial locking nut (5) is provided on the surface of the adjustment pin (2) located on the side of the disc spring (3), a limit block (6) is fixedly installed on the surface of the adjustment pin (2) located on the side of the disc spring (4), a U-shaped pull rod (7) is provided on the end of the adjustment pin (2) away from the center frame (1), and a fixed pin (8) is provided between the U-shaped pull rod (7) and the adjustment pin (2).

2. A bidirectional buffer high thrust traction structure according to claim 1, characterized in that: One end of the disc spring 1 (3) is closely connected to the inner side of the center frame (1), and the other end of the disc spring 1 (3) is closely connected to the radial locking nut (5).

3. A bidirectional buffer high thrust traction structure according to claim 2, characterized in that: One end of the disc spring 2 (4) is closely connected to the outer side of the center frame (1), and the other end of the disc spring 2 (4) is closely connected to the limit block (6).

4. A bidirectional buffer high thrust traction structure according to claim 3, characterized in that: The center frame (1) and the adjusting pin shaft (2) are sleeved together, and the radial locking nut (5) is threadedly connected to the adjusting pin shaft (2).

5. A bidirectional buffer high thrust traction structure according to claim 4, characterized in that: The U-shaped pull rod (7) and the adjusting pin shaft (2) are both connected to the fixed pin shaft (8) by latching, and a limiting rod (9) is provided on the fixed pin shaft (8).

6. A bidirectional buffer high thrust traction structure according to claim 5, characterized in that: A traction object (10) is provided at one end of the U-shaped pull rod (7) away from the fixed pin shaft (8), and the traction object (10) is threadedly connected to the U-shaped pull rod (7).

7. A bidirectional buffer high thrust traction structure according to claim 6, characterized in that: The surface of the U-shaped pull rod (7) is located on the side of the towing object (10) and is sleeved with a flat washer (11), and the surface of the U-shaped pull rod (7) is located on the side of the flat washer (11) and is threadedly connected with a connecting nut (12).

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