Wire harness structure of automobile cab

Abstract

The utility model relates to an automobile cab wire harness structure, which belongs to the technical field of wire harness structures and comprises a fixed frame body, a fixed groove is formed in the upper surface of the fixed frame body, and mounting mechanisms are arranged on the left side and the right side of the lower surface of the fixed frame body. According to the automobile cab wire harness structure, hand wheels on the left and right sides can be rotated to drive threaded rods on the left and right sides to rotate in rectangular frames on the left and right sides, then rectangular moving blocks on the left and right sides can move front and back in the rectangular frames on the left and right sides, and the mounting and fixing positions of mounting plates on the left and right sides can be adjusted; the fixing frame body can be fixed to a vehicle frame through four mounting holes formed in the lower surfaces of the mounting plates on the left side and the right side, and after the fixed mounting positions of the mounting plates on the left side and the right side are adjusted, the fixing frame body can be fixed to the vehicle frame; and the outer sides of the opposite sides of the left and right bolts can be slidably inserted into the left and right limiting grooves, so that the hand wheels on the left and right sides can be limited and fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of wire harness structures, in particular to a wire harness structure for a vehicle cab. Background Art

[0002] The wiring harness of the car cab is equivalent to the neural network of the car, which is used to convey various command information and telecommunication signals to keep the whole vehicle in a good control and operation state. As commercial vehicle products continue to move towards high-end, customers' requirements for products are also constantly improving. The docking point between the car cab wiring harness and the frame wiring harness is a key node in the wiring harness layout, and the stability performance requirements of the wiring harness docking point are extremely high.

[0003] For example, Chinese patent CN218216447U discloses a fixing structure of a wiring harness assembly for a vehicle cab, comprising a base, a groove being provided at the upper end of the base, two symmetrically arranged clamping blocks being slidably connected to the inner bottom, arc-shaped grooves being provided on opposite sides of the two clamping blocks, a guiding mechanism being provided on the side of the clamping block away from the arc-shaped groove, a connecting rod being rotatably connected to the side of the clamping block away from the arc-shaped groove, a movable block being rotatably connected to the end of the connecting rod away from the clamping block, a sliding groove corresponding to the movable block being provided on the inner wall of the groove, an end of the movable block away from the connecting rod slidingly extending into the sliding groove, an elastic supporting mechanism being provided in the sliding groove, and the utility model enables the wiring harness to be firmly clamped and stabilized by the arrangement of mechanisms such as clamping blocks, springs and baffles, thereby preventing the wiring harness from falling off and improving the wiring harness stability and working reliability.

[0004] Although the above patent improves the stability and working reliability of the wiring harness, the patent is installed on the frame through a base, but the installation and fixing method of the base is not disclosed. When the installation space is insufficient, it is not convenient to install and fix the base on the frame, which reduces practicality. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a wiring harness structure for a vehicle cab, which has the advantages of being easy to install and fix, and solves the problem of being installed on a vehicle frame through a base. However, the installation and fixing method of the base is not disclosed, and it is not convenient to install and fix the base on the vehicle frame when the installation space is insufficient, which reduces the practicality.

[0006] To achieve the above object, the utility model provides the following technical solutions: a wiring harness structure for a car cab, comprising a fixed frame, a fixing groove is provided on the upper surface of the fixed frame, mounting mechanisms are provided on the left and right sides of the lower surface of the fixed frame, a sealing plate is fixed to the upper surface of the fixed frame by bolts, and fixing mechanisms are provided on the left and right side walls of the inner cavity of the fixing groove;

[0007] The mounting mechanism includes a rectangular frame fixed on the left and right sides of the lower surface of the fixed frame, the interior of the rectangular frame is rotatably connected with a threaded rod through a bearing, the outer side of the threaded rod is threadedly connected with a rectangular moving block, the rectangular moving block is slidably connected to the interior of the rectangular frame, a mounting plate is fixed on the lower surface of the rectangular moving block, mounting holes are provided at the four corners of the lower surface of the mounting plate, the upper surface of the mounting plate is fitted with the lower surface of the rectangular frame, the front side of the threaded rod passes through the rectangular frame and is fixed with a handwheel, the handwheel is located at the front side of the rectangular frame, and connecting components are provided on the outer sides of the handwheels on the left and right sides.

[0008] Furthermore, the connecting component includes at least two limiting grooves opened on the outer sides of the left and right hand wheels, a connecting plate is fixed on the front side of the rectangular frame, a latch is provided on the front side of the connecting plate, and the outer sides of the opposite sides of the latches on the left and right sides are slidably inserted into the interior of the limiting grooves on the left and right sides.

[0009] Furthermore, the rectangular moving block moves linearly back and forth inside the rectangular frame.

[0010] Furthermore, the fixing mechanism includes no less than two spring telescopic rods fixed to the left and right side walls of the inner cavity of the fixing groove, an arc-shaped clamping frame is fixed on the opposite side of the left and right spring telescopic rods, a fireproof layer is fixed on the opposite side of the left and right arc-shaped clamping frames, a heat insulation layer is fixed on the opposite side of the fireproof layer on the left and right sides, and no less than two limiting telescopic rods are fixed on the upper and lower sides of the left and right side walls of the inner cavity of the fixing groove, and the opposite side of the left and right limiting telescopic rods is fixedly connected to the opposite side of the left and right arc-shaped clamping frames.

[0011] Furthermore, the fireproof layer is a fiber cement board layer, and the heat insulation layer is a rock wool board layer.

[0012] Furthermore, the spring telescopic rod comprises a first sliding rod, the interior of the first sliding rod is slidably connected to a second sliding rod, and the outer side of the first sliding rod is movably sleeved with a spring.

[0013] Furthermore, the position-limiting telescopic rod comprises a first movable rod, and a second movable rod is slidably connected inside the first movable rod.

[0014] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0015] 1. The wiring harness structure of the automobile cab can rotate the hand wheels on the left and right sides to drive the left and right threaded rods to rotate inside the left and right rectangular frames, and then the left and right rectangular moving blocks can move forward and backward inside the left and right rectangular frames, and the installation and fixing positions of the left and right mounting plates can be adjusted to facilitate installation and fixing due to insufficient space. The fixed frame can be fixed on the vehicle frame through four mounting holes opened on the lower surfaces of the left and right mounting plates. After the fixed installation positions of the left and right mounting plates are adjusted, the left and right side pins can be slidably inserted into the left and right side limit grooves on the outside of the opposite side, and the left and right hand wheels can be limited and fixed.

[0016] 2. The wiring harness structure of the automobile cab can place the wiring harness on the opposite side of the left and right insulation layers. The spring telescopic rods on the left and right sides can clamp and fix the wiring harness inside the left and right insulation layers through elastic force. The fireproof layers on the left and right sides can improve the fireproof performance of the wiring harness, and the insulation layers on the left and right sides can improve the thermal insulation performance of the wiring harness. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the installation mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the internal structure of the rectangular frame of the utility model;

[0020] Figure 4 It is a schematic diagram of the fixing mechanism of the utility model.

[0021] In the figure: 1 fixed frame, 2 fixed groove, 3 mounting mechanism, 301 rectangular frame, 302 threaded rod, 303 rectangular moving block, 304 mounting plate, 305 mounting hole, 306 hand wheel, 307 limit groove, 308 connecting plate, 309 latch, 4 sealing plate, 5 fixing mechanism, 501 spring telescopic rod, 502 arc clamping frame, 503 fireproof layer, 504 heat insulation layer, 505 limit telescopic 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] See also Figure 1A wiring harness structure for a car cab in this embodiment includes a fixed frame 1, a fixing groove 2 is provided on the upper surface of the fixed frame 1, and mounting mechanisms 3 are provided on the left and right sides of the lower surface of the fixed frame 1. The mounting mechanisms 3 are convenient for installation and fixing. A sealing plate 4 is fixed to the upper surface of the fixed frame 1 by bolts, and the left and right side walls of the inner cavity of the fixing groove 2 are provided with a fixing mechanism 5, which can improve the heat insulation and fire resistance of the wiring harness.

[0024] See also Figure 2-3 In order to facilitate installation and fixation, in this embodiment, the installation mechanism 3 includes a rectangular frame 301 fixed on the left and right sides of the lower surface of the fixed frame 1, the interior of the rectangular frame 301 is rotatably connected with a threaded rod 302 through a bearing, the outer side of the threaded rod 302 is threadedly connected with a rectangular moving block 303, the rectangular moving block 303 is slidably connected to the interior of the rectangular frame 301, and a mounting plate 304 is fixed on the lower surface of the rectangular moving block 303, and mounting holes 305 are opened at the four corners of the lower surface of the mounting plate 304.

[0025] In this embodiment, the upper surface of the mounting plate 304 is fitted with the lower surface of the rectangular frame 301, the front side of the threaded rod 302 passes through the rectangular frame 301 and is fixed with a handwheel 306, the handwheel 306 is located at the front side of the rectangular frame 301, and the outer sides of the left and right handwheels 306 are provided with connecting components, the left and right handwheels 306 can be rotated to drive the left and right threaded rods 302 to rotate inside the left and right rectangular frames 301, the rectangular moving blocks 303 threadedly connected to the outer sides of the left and right threaded rods 302 can move back and forth inside the left and right rectangular frames 301, and the installation and fixing positions of the left and right mounting plates 304 can be adjusted to facilitate installation and fixing due to insufficient space.

[0026] In this embodiment, the connecting component includes at least two limiting grooves 307 opened on the outside of the left and right hand wheels 306, a connecting plate 308 is fixed on the front of the rectangular frame 301, a latch 309 is provided on the front of the connecting plate 308, and the outer sides of the opposite sides of the left and right latches 309 are slidably inserted into the inside of the left and right limiting grooves 307, and the rectangular moving block 303 makes linear movement back and forth inside the rectangular frame 301.

[0027] It should be noted that the fixed frame 1 can be fixed on the vehicle frame through the four mounting holes 305 opened on the lower surfaces of the left and right mounting plates 304. After the fixed installation positions of the left and right mounting plates 304 are adjusted, the left and right hand wheels 306 can be limited and fixed by sliding the left and right pins 309 on the outer sides of the opposite sides into the inside of the left and right limit grooves 307.

[0028] See also Figure 4In order to improve the heat insulation and fire prevention performance of the wiring harness, in this embodiment, the fixing mechanism 5 includes no less than two spring telescopic rods 501 fixed to the left and right side walls of the inner cavity of the fixing groove 2, and an arc-shaped clamping frame 502 is fixed on the opposite side of the left and right spring telescopic rods 501, and a fireproof layer 503 is fixed on the opposite side of the left and right arc-shaped clamping frames 502, and a heat insulation layer 504 is fixed on the opposite side of the left and right fireproof layers 503. At least two limiting telescopic rods 505 are fixed on the upper and lower sides of the left and right side walls of the inner cavity of the fixing groove 2.

[0029] In this embodiment, the opposite sides of the left and right side limiting telescopic rods 505 are fixedly connected to the opposite sides of the left and right side arc-shaped clamping frames 502, so that the wiring harness can be placed on the opposite sides of the left and right side insulation layers 504. The left and right side spring telescopic rods 501 can clamp and fix the wiring harness inside the left and right side insulation layers 504 through elastic force, and the left and right side fireproof layers 503 can improve the fireproof performance of the wiring harness.

[0030] In this embodiment, the fireproof layer 503 is a fiber cement board layer, the heat insulation layer 504 is a rock wool board layer, the spring telescopic rod 501 includes a first sliding rod, the internal sliding connection of the first sliding rod is connected to the second sliding rod, the outer movable sleeve of the first sliding rod is equipped with a spring, and the limiting telescopic rod 505 includes a first movable rod, and the internal sliding connection of the first movable rod is connected to the second movable rod.

[0031] It should be noted that the heat insulation layers 504 on the left and right sides can improve the heat insulation performance of the wiring harness, and then the sealing plate 4 is fixed to the upper surface of the fixed frame 1 by bolts.

[0032] The working principle of the above embodiment is:

[0033] (1) The hand wheels 306 on the left and right sides can be rotated to drive the left and right threaded rods 302 to rotate inside the left and right rectangular frames 301. The rectangular moving blocks 303 threadedly connected to the outer sides of the left and right threaded rods 302 can move forward and backward inside the left and right rectangular frames 301. The installation and fixing positions of the left and right mounting plates 304 can be adjusted to facilitate installation and fixing due to insufficient space. The fixing frame 1 can be fixed to the vehicle frame through four mounting holes 305 opened on the lower surfaces of the left and right mounting plates 304. After the fixed installation positions of the left and right mounting plates 304 are adjusted, the left and right side pins 309 can be slidably inserted into the left and right side limit grooves 307 on the outer sides of the opposite sides to limit and fix the hand wheels 306 on the left and right sides.

[0034] (2) The wiring harness can be placed on the opposite side of the left and right insulation layers 504. The spring telescopic rods 501 on the left and right sides can clamp and fix the wiring harness inside the left and right insulation layers 504 through elastic force. The fireproof layers 503 on the left and right sides can improve the fireproof performance of the wiring harness. The left and right insulation layers 504 can improve the thermal insulation performance of the wiring harness. Then, the sealing plate 4 is fixed to the upper surface of the fixed frame 1 by bolts.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0036] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A wiring harness structure for a vehicle cab, comprising a fixed frame (1), characterized in that: The upper surface of the fixed frame (1) is provided with a fixing groove (2), the left and right sides of the lower surface of the fixed frame (1) are provided with mounting mechanisms (3), the upper surface of the fixed frame (1) is fixed with a sealing plate (4) by bolts, and the left and right side walls of the inner cavity of the fixing groove (2) are provided with fixing mechanisms (5); The mounting mechanism (3) comprises a rectangular frame (301) fixed on the left and right sides of the lower surface of the fixed frame (1); the interior of the rectangular frame (301) is rotatably connected to a threaded rod (302) via a bearing; the outer side of the threaded rod (302) is threadedly connected to a rectangular moving block (303); the rectangular moving block (303) is slidably connected to the interior of the rectangular frame (301); a mounting plate (304) is fixed to the lower surface of the rectangular moving block (303); mounting holes (305) are provided at four corners of the lower surface of the mounting plate (304); the upper surface of the mounting plate (304) is in contact with the lower surface of the rectangular frame (301); the front side of the threaded rod (302) passes through the rectangular frame (301) and is fixed with a hand wheel (306); the hand wheel (306) is located on the front side of the rectangular frame (301); and connecting components are provided on the outer sides of the hand wheels (306) on the left and right sides.

2. The wiring harness structure for a vehicle cab according to claim 1, characterized in that: The connection assembly comprises at least two limiting grooves (307) opened on the outside of the left and right hand wheels (306); a connecting plate (308) is fixed on the front of the rectangular frame (301); a latch (309) is arranged on the front of the connecting plate (308); and the outsides of the opposite sides of the latches (309) on the left and right sides are slidably plugged into the inside of the limiting grooves (307) on the left and right sides.

3. The wiring harness structure for a vehicle cab according to claim 1, characterized in that: The rectangular moving block (303) moves linearly back and forth inside the rectangular frame (301).

4. The wiring harness structure for a vehicle cab according to claim 1, characterized in that: The fixing mechanism (5) comprises no less than two spring telescopic rods (501) fixed to the left and right side walls of the inner cavity of the fixing groove (2); arc-shaped clamping frames (502) are fixed to the opposite sides of the left and right spring telescopic rods (501); fireproof layers (503) are fixed to the opposite sides of the left and right arc-shaped clamping frames (502); heat insulation layers (504) are fixed to the opposite sides of the left and right fireproof layers (503); and no less than two limiting telescopic rods (505) are fixed to the upper and lower sides of the left and right side walls of the inner cavity of the fixing groove (2); and the opposite sides of the left and right limiting telescopic rods (505) are fixedly connected to the opposite sides of the left and right arc-shaped clamping frames (502).

5. The wiring harness structure for a vehicle cab according to claim 4, characterized in that: The fireproof layer (503) is a fiber cement board layer, and the heat insulation layer (504) is a rock wool board layer.

6. The wiring harness structure for a vehicle cab according to claim 4, characterized in that: The spring telescopic rod (501) comprises a first sliding rod, the interior of the first sliding rod is slidably connected to a second sliding rod, and the outer side of the first sliding rod is movably sleeved with a spring.

7. The wiring harness structure for a vehicle cab according to claim 4, characterized in that: The position-limiting telescopic rod (505) comprises a first movable rod, and a second movable rod is slidably connected inside the first movable rod.

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