Thermoformed lightweight trailer traction plate

Abstract

The utility model discloses a thermoformed lightweight trailer traction plate, comprising a plate body, a threaded tube installed inside the plate body through a bearing, a lifting screw connected to the internal thread of the threaded tube, a worm wheel fixedly connected to the top of the threaded tube, a worm gear meshingly connected to the outer surface of the worm gear, one end of the worm gear is fixedly connected to the output end of a servo motor, a mounting plate is fixedly connected to the bottom end of the lifting screw, and a positioning pin is inserted inside the mounting plate. The thermoformed lightweight trailer traction plate is provided by the matching arrangement among the plate body, the threaded tube, the lifting screw, the worm gear, the worm gear, the servo motor, the mounting plate and the positioning pin. After the positioning pin is installed, the staff can start the servo motor according to the demand, and the servo motor drives the worm gear to rotate, controls the worm gear to rotate, and causes the lifting screw to move. The height of the positioning pin can be adjusted to meet the use of different traction equipment, and the practicability is stronger.

Description

Technical Field

[0001] The utility model relates to the technical field of traction plates, in particular to a thermoformed lightweight trailer traction plate. Background Art

[0002] With the rapid development of the economy, the road transport industry has higher and higher requirements on the quality and manufacturing precision of trailers. In trailers, the towing plate is used to fix the towing pin, and the towing pin is a standard metal part used to connect the tractor and the trailer. Both the towing plate and the towing pin are key components on special vehicles.

[0003] The towing pin needs to be installed on the towing plate. The existing towing plate and the towing pin are directly fixed together with bolts, and the height of the towing pin cannot be adjusted. Therefore, it cannot be used with different towing equipment. For this reason, we propose a hot-formed lightweight trailer towing plate. Utility Model Content

[0004] The main purpose of the utility model is to provide a thermoformed lightweight trailer traction plate, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A thermoformed lightweight trailer traction plate includes a plate body, a threaded tube is installed inside the plate body through a bearing, the internal thread of the threaded tube is connected to a lifting screw, the top of the threaded tube is fixedly connected to a worm wheel, the outer surface of the worm wheel is meshingly connected to a worm, one end of the worm is fixedly connected to the output end of a servo motor, the bottom end of the lifting screw is fixedly connected to a mounting plate, and a positioning pin is inserted into the inside of the mounting plate.

[0007] In order to make the worm rotate more smoothly, as the thermoformed lightweight trailer traction plate of the utility model, the worm is installed inside the fixing seat through a bearing, and the fixing seat is fixedly installed on the upper surface of the plate body.

[0008] In order to protect the worm gear, as the thermoformed lightweight trailer traction plate of the utility model, the upper surface of the plate body is fixedly connected with a protective shell, and the upper surface of the protective shell is fixedly connected with a cover plate by bolts.

[0009] In order to prevent the push rod from being displaced when it moves, the thermoformed lightweight trailer traction plate of the utility model has a lower surface of the mounting plate fixedly connected to the positioning pins by bolts, and a limiting ring fixedly connected to the upper surface of the mounting plate.

[0010] In order to clamp the locating pin, as the hot-formed lightweight trailer traction plate of the utility model, a push rod is inserted into the interior of the limiting ring, one end of the push rod is fixedly connected to an arc-shaped clamping plate, and the arc-shaped clamping plate and the limiting ring are connected by a supporting spring.

[0011] In order to facilitate the control of the push rod to move, as the thermoformed lightweight trailer traction plate of the utility model, the limit ring and the push rod are fixedly connected through a positioning handle, and the end of the push rod away from the arc-shaped clamping plate is fixedly connected with a handle ring.

[0012] In order to limit the mounting plate, as the thermoformed lightweight trailer traction plate of the utility model, both sides of the mounting plate are fixedly connected with L-shaped limiting rods, and the L-shaped limiting rods are inserted into the interior of the plate body.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. The thermoformed lightweight trailer traction plate is equipped with a plate body, a threaded tube, a lifting screw, a worm wheel, a worm, a servo motor, a mounting plate and a locating pin. After the locating pin is installed, the staff can start the servo motor according to the needs. The servo motor drives the worm to rotate, controls the worm wheel to rotate, and moves the lifting screw. The height of the locating pin can be adjusted to meet the use of different traction equipment, and it is more practical.

[0015] 2. The thermoformed lightweight trailer traction plate is configured by matching the locating pin, the mounting plate, the limit ring, the push rod, the arc-shaped clamping plate, the support spring and the positioning handle. The locating pin is not only connected to the lower surface of the mounting plate by bolts, but also the arc-shaped clamping plate can be used to clamp the top of the locating pin. By fixing the push rod with the help of the positioning handle, the arc-shaped clamping plate is not easy to move, and the locating pin can be doubly fixed, making the locating pin more firmly installed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the axonometric structure of a thermoformed lightweight trailer traction plate according to Embodiment 1 of the utility model;

[0017] Figure 2 This is a schematic cross-sectional axonometric structural diagram of a thermoformed lightweight trailer traction plate according to Embodiment 1 of the utility model;

[0018] Figure 3 This is a bottom-up axonometric structural diagram of a thermoformed lightweight trailer traction plate according to Embodiment 1 of the utility model;

[0019] Figure 4 This is one of the partial axonometric structural schematic diagrams of the thermoformed lightweight trailer traction plate of Example 1 of the utility model;

[0020] Figure 5 This is the second partial axonometric structural schematic diagram of the thermoformed lightweight trailer traction plate according to Example 1 of the utility model.

[0021] In the figure: 1. plate body; 2. threaded tube; 3. lifting screw; 4. worm gear; 5. worm; 6. servo motor; 7. mounting plate; 8. positioning pin; 9. fixing seat; 10. protective shell; 11. cover plate; 12. limiting ring; 13. push rod; 14. arc clamping plate; 15. support spring; 16. positioning handle; 17. handle ring; 18. L-shaped limiting rod. DETAILED DESCRIPTION

[0022] 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.

[0023] Example 1

[0024] like Figure 1-5 As shown, the hot-formed lightweight trailer traction plate includes a plate body 1, a threaded tube 2 is installed inside the plate body 1 through a bearing, the internal thread of the threaded tube 2 is connected to a lifting screw 3, the top of the threaded tube 2 is fixedly connected to a worm gear 4, the outer surface of the worm gear 4 is meshed with a worm 5, one end of the worm 5 is fixedly connected to the output end of a servo motor 6, the bottom end of the lifting screw 3 is fixedly connected to a mounting plate 7, and a positioning pin 8 is inserted into the mounting plate 7.

[0025] During specific use, through the coordination between the plate body 1, the threaded tube 2, the lifting screw 3, the worm wheel 4, the worm 5, the servo motor 6, the mounting plate 7 and the positioning pin 8, after the positioning pin 8 is installed, the staff can start the servo motor 6 according to the needs. The servo motor 6 drives the worm 5 to rotate, controls the worm wheel 4 to rotate, and moves the lifting screw 3. The height of the positioning pin 8 can be adjusted to meet the use of different traction equipment and is more practical.

[0026] In this embodiment, the worm 5 is installed inside the fixing seat 9 via a bearing, and the fixing seat 9 is fixedly installed on the upper surface of the plate body 1 .

[0027] During specific use, the worm 5 can rotate more smoothly through the arrangement of the fixing seat 9 .

[0028] In this embodiment, a protective shell 10 is fixedly connected to the upper surface of the plate body 1 , and a cover plate 11 is fixedly connected to the upper surface of the protective shell 10 by bolts.

[0029] During specific use, the protective shell 10 can be provided to protect the worm 5 and the worm wheel 4 .

[0030] In this embodiment, the lower surface of the mounting plate 7 is fixedly connected to the positioning pins 8 via bolts, and the upper surface of the mounting plate 7 is fixedly connected to the limiting ring 12 .

[0031] During specific use, the push rod 13 can be limited by the setting of the limiting ring 12, so that the push rod 13 is not easily displaced when moving.

[0032] In this embodiment, a push rod 13 is inserted into the interior of the limiting ring 12 , and an arc-shaped clamping plate 14 is fixedly connected to one end of the push rod 13 . The arc-shaped clamping plate 14 is connected to the limiting ring 12 via a supporting spring 15 .

[0033] During specific use, through the coordination between the locating pin 8, the mounting plate 7, the limiting ring 12, the push rod 13, the arc-shaped clamping plate 14, the supporting spring 15 and the positioning handle 16, the locating pin 8 is not only connected to the lower surface of the mounting plate 7 by bolts, but also the arc-shaped clamping plate 14 can be used to clamp the top of the locating pin 8. By fixing the push rod 13 with the help of the positioning handle 16, the arc-shaped clamping plate 14 is not easy to move, and the locating pin 8 can be doubly fixed, making the locating pin 8 more firmly installed.

[0034] In this embodiment, the limit ring 12 and the push rod 13 are fixedly connected via a positioning handle 16, and one end of the push rod 13 away from the arc-shaped clamping plate 14 is fixedly connected to a handle ring 17, and both sides of the mounting plate 7 are fixedly connected to L-shaped limit rods 18, which are inserted into the interior of the plate body 1.

[0035] During specific use, the L-shaped limiting rod 18 can be used to limit the mounting plate 7 so that the mounting plate 7 is not easily displaced when moving up and down.

[0036] Working principle: When in use, the staff can first insert the locating pin 8 into the mounting plate 7, and then fix it to the bottom of the mounting plate 7 with bolts, use the arc-shaped clamping plate 14 to clamp the top of the locating pin 8, and use the positioning handle 16 to fix the push rod 13. After the locating pin 8 is installed, the staff can start the servo motor 6 as needed. The servo motor 6 drives the worm 5 to rotate, controls the worm wheel 4 to rotate, and moves the lifting screw 3 to adjust the height of the locating pin 8.

[0037] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A thermoformed lightweight trailer traction plate, comprising a plate body (1), characterized in that: A threaded tube (2) is installed inside the plate body (1) via a bearing, the internal thread of the threaded tube (2) is connected to a lifting screw (3), the top end of the threaded tube (2) is fixedly connected to a worm wheel (4), the outer surface of the worm wheel (4) is meshingly connected to a worm (5), one end of the worm (5) is fixedly connected to the output end of a servo motor (6), the bottom end of the lifting screw (3) is fixedly connected to a mounting plate (7), and a positioning pin (8) is inserted into the interior of the mounting plate (7).

2. The thermoformed lightweight trailer traction plate according to claim 1, characterized in that: The worm (5) is mounted inside a fixing seat (9) via a bearing, and the fixing seat (9) is fixedly mounted on the upper surface of the plate body (1).

3. The thermoformed lightweight trailer traction plate according to claim 1, characterized in that: A protective shell (10) is fixedly connected to the upper surface of the plate body (1), and a cover plate (11) is fixedly connected to the upper surface of the protective shell (10) via bolts.

4. The thermoformed lightweight trailer traction plate according to claim 1, characterized in that: The lower surface of the mounting plate (7) is fixedly connected to the positioning pin (8) via bolts, and the upper surface of the mounting plate (7) is fixedly connected to a limiting ring (12).

5. The thermoformed lightweight trailer traction plate according to claim 4, characterized in that: A push rod (13) is inserted into the interior of the limiting ring (12), one end of the push rod (13) is fixedly connected to an arc-shaped clamping plate (14), and the arc-shaped clamping plate (14) and the limiting ring (12) are connected via a supporting spring (15).

6. The thermoformed lightweight trailer traction plate according to claim 5, characterized in that: The limiting ring (12) and the push rod (13) are fixedly connected via a positioning handle (16); one end of the push rod (13) away from the arc-shaped clamping plate (14) is fixedly connected to a handle ring (17).

7. The thermoformed lightweight trailer traction plate according to claim 1, characterized in that: Both sides of the mounting plate (7) are fixedly connected with L-shaped limiting rods (18), and the L-shaped limiting rods (18) are inserted into the interior of the plate body (1).

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