Tool box convenient to expand for automobile repair

Abstract

The utility model discloses a toolbox convenient to expand for automobile repair, which belongs to the technical field of automobile repair auxiliary equipment and comprises a tool plate, a gear box is fixed in the middle of the bottom end of the tool plate, an auxiliary gear is mounted at the inner bottom end of the gear box, a main gear is connected onto the auxiliary gear, a driving shaft is fixed onto the main gear, and a knob is welded at one end of the driving shaft. By designing a group of expansion operation mechanism consisting of the driving shaft, the main gear, the auxiliary gear, the transmission shaft, the transmission gear and the rack, when the tool shelf needs to be expanded, the driving shaft is driven to rotate through the knob, the driving shaft drives the auxiliary gear to rotate through the main gear, and the auxiliary gear drives the transmission gear to rotate through the transmission shaft; and finally, the racks drive the two sets of rapid expansion discs to move at the same time, synchronous expansion of the two ends of the tool disc can be achieved, meanwhile, during storage, the two sets of expansion discs can be stored at the same time by overturning the rotary knobs, the operation process is simplified, the operation performance is improved, and the use effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile repair auxiliary equipment, in particular to an easily expandable tool box for automobile repair. Background Art

[0002] Car maintenance is a general term for car maintenance and repair. It is to use technical means to check the faulty car, find out the cause of the fault, and take certain measures to eliminate the fault and restore it to a certain performance and safety standard. With the continuous development of the modern automobile industry, car repair toolboxes have become a must-have item when going out.

[0003] In order to increase the area for carrying tools during use, the existing tool boxes for automobile repair often have both ends of the tool tray set as a pull-out structure to achieve the expansion of the tool tray. During operation, the above method requires the staff to pull the expansion tray one by one to pull it out, and it also needs to be divided into two steps when storing, which makes the operation process more cumbersome and the operation performance poor, affecting its use effect. Therefore, there is an urgent need for an automobile repair tool box that is easy to expand to solve the above problems. Utility Model Content

[0004] The main purpose of the utility model is to provide a tool box which is easy to expand for automobile repair.

[0005] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0006] A tool box for automobile repair that is easy to expand, comprises a tool tray, a gear box is fixed in the middle of the bottom end of the tool tray, a sub-gear is installed in the bottom end of the gear box, a main gear is connected to the sub-gear, a driving shaft is fixed to the main gear, a knob is welded to one end of the driving shaft, a transmission shaft is led out from the middle of the sub-gear, a transmission gear is connected to one end of the transmission shaft, racks are connected on both sides of the transmission gear, and an expansion tray is fixed to one end of each rack.

[0007] Preferably, the tool tray has a hollow structure, and the gear box is fixed to the bottom end of the tool tray by bolts.

[0008] Preferably, the main gear is meshed with the sub-gear, the main gear and the sub-gear are both bevel gears, and one end of the drive shaft passes through the gear box and is welded to the main gear.

[0009] Preferably, one end of the transmission shaft is welded to the sub-gear, the other end of the transmission shaft passes through the bottom wall of the tool tray and is welded to the transmission gear, and the rack is meshed with the transmission gear.

[0010] Preferably, the rack is slidably connected to the tool tray, one end of the rack is connected to the expansion tray via screws, and the expansion tray is slidably connected to the tool tray.

[0011] Preferably, a plurality of groups of positioning holes are provided on the knob in a circular array, a positioning column is rotatably mounted on one side wall of the tool tray, and one end of the positioning column is plugged into the positioning hole.

[0012] Preferably, a support frame is welded to the bottom end of the tool tray, and movable wheels are fixed at the four corners of the bottom end of the support frame.

[0013] Beneficial technical effects of the utility model:

[0014] The utility model designs an expansion operating mechanism consisting of a drive shaft, a main gear, a sub-gear, a transmission shaft, a transmission gear and a rack. When the tool tray needs to be expanded, the drive shaft is driven to rotate by a knob, the drive shaft drives the sub-gear to rotate through the main gear, and the sub-gear drives the transmission gear to rotate through the transmission shaft, and finally the rack drives the two groups of quick expansion trays to move simultaneously, so that the synchronous expansion of the two ends of the tool tray can be realized. At the same time, when storing, the flipping knob can realize the simultaneous storage of the two groups of expansion trays, which simplifies the operation process, improves the operation performance, and has a good use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic structural diagram of a preferred embodiment of an easily expandable tool box for automobile repair according to the utility model;

[0016] Figure 2 In a preferred embodiment of a tool box for automobile repair that is easy to expand according to the utility model Figure 1 The internal structure diagram of the enlarged view at A in the middle;

[0017] Figure 3 A bottom view of a tool tray in a preferred embodiment of an easily expandable tool box for automobile repair according to the utility model;

[0018] Figure 4 A schematic diagram of the internal structure of a tool tray in a preferred embodiment of an easily expandable tool box for automobile repair according to the utility model;

[0019] Figure 5 The figure is a schematic diagram of the internal structure of a gear box in a preferred embodiment of an easily expandable tool box for automobile repair according to the utility model.

[0020] The following are the descriptions of the reference numerals:

[0021] 1. Support frame; 2. Extension plate; 3. Tool plate; 4. Positioning column; 5. Knob; 6. Positioning hole; 7. Moving wheel; 8. Driving shaft; 9. Gear box; 10. Rack; 11. Transmission gear; 12. Sub-gear; 13. Transmission shaft; 14. Main gear. DETAILED DESCRIPTION

[0022] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation methods of the present invention are not limited thereto.

[0023] like Figure 1-Figure 5 As shown, the present embodiment provides an expandable tool box for automobile repair, comprising a tool tray 3, a gear box 9 is fixed in the middle of the bottom end of the tool tray 3, a sub-gear 12 is installed in the bottom end of the gear box 9, a main gear 14 is connected to the sub-gear 12, a driving shaft 8 is fixed to the main gear 14, a knob 5 is welded to one end of the driving shaft 8, a transmission shaft 13 is led out from the middle of the sub-gear 12, a transmission gear 11 is connected to one end of the transmission shaft 13, racks 10 are connected to both sides of the transmission gear 11, and an expansion tray 2 is fixed to one end of the rack 10.

[0024] The tool tray 3 is a hollow structure, and the gear box 9 is fixed to the bottom end of the tool tray 3 by bolts. The tool tray 3 is used to place tools for maintenance.

[0025] The main gear 14 is meshed with the sub gear 12. Both the main gear 14 and the sub gear 12 are bevel gears. One end of the drive shaft 8 passes through the gear box 9 and is welded to the main gear 14. The drive shaft 8 is driven to rotate by the knob 5, and the drive shaft 8 drives the sub gear 12 to rotate through the main gear 14.

[0026] One end of the transmission shaft 13 is welded to the sub-gear 12, and the other end of the transmission shaft 13 passes through the bottom wall of the tool tray 3 and is welded to the transmission gear 11. The rack 10 is meshed with the transmission gear 11, and the sub-gear 12 drives the transmission gear 11 to rotate through the transmission shaft 13, so that the rack 10 finally drives the two sets of quick expansion disks 2 to move at the same time, so as to realize the synchronous expansion of the two ends of the tool tray 3. At the same time, when storing, the flip knob 5 can realize the simultaneous storage of the two sets of expansion disks 2, which simplifies the operation process, improves the operation performance, and has a good use effect.

[0027] The rack 10 is slidably connected to the tool tray 3, one end of the rack 10 is connected to the expansion tray 2 by screws, the expansion tray 2 is slidably connected to the tool tray 3, and the expansion tray 2 can increase the area of ​​the device for placing tools.

[0028] A plurality of positioning holes 6 are provided in a circular array on the knob 5, and a positioning column 4 is rotatably installed on one side wall of the tool disk 3, one end of the positioning column 4 is plugged into the positioning hole 6, and the positioning column 4 combined with the positioning hole 6 can limit and fix the knob 5, thereby fixing the adjusted expansion disk 2.

[0029] A support frame 1 is welded to the bottom of the tool tray 3, and moving wheels 7 are fixed at the four corners of the bottom of the support frame 1. The moving wheels 7 facilitate the movement of the device.

[0030] The working principle of the device is as follows: during use, when the tool tray 3 needs to be expanded, the driving shaft 8 is driven to rotate through the knob 5, the driving shaft 8 drives the sub-gear 12 to rotate through the main gear 14, and the sub-gear 12 drives the transmission gear 11 to rotate through the transmission shaft 13, and finally the rack 10 drives the two sets of quick expansion trays 2 to move simultaneously, so that the synchronous expansion of the two ends of the tool tray 3 can be realized. At the same time, when storing, the flipping knob 5 can realize the simultaneous storage of the two sets of expansion trays 2, which simplifies the operation process, improves the operating performance, and has a good use effect.

[0031] The above are only further embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the scope disclosed by the present invention according to the technical solution and concept of the present invention, which fall within the protection scope of the present invention.

Claims

1. An easily expandable tool box for automobile repair, characterized in that: The tool tray (3) comprises a gear box (9) fixed at the middle of the bottom end of the tool tray (3), a sub-gear (12) installed at the bottom end of the gear box (9), the sub-gear (12) is connected to a main gear (14), a driving shaft (8) is fixed to the main gear (14), a knob (5) is welded to one end of the driving shaft (8), a transmission shaft (13) is led out from the middle of the sub-gear (12), one end of the transmission shaft (13) is connected to a transmission gear (11), both sides of the transmission gear (11) are connected to racks (10), and one end of the rack (10) is fixed to an expansion tray (2).

2. The expandable tool box for automobile repair according to claim 1, characterized in that: The tool tray (3) has a hollow structure, and the gear box (9) is fixed to the bottom end of the tool tray (3) by means of bolts.

3. The expandable tool box for automobile repair according to claim 2, characterized in that: The main gear (14) is meshed with the sub-gear (12); both the main gear (14) and the sub-gear (12) are bevel gears; one end of the drive shaft (8) passes through the gear box (9) and is welded to the main gear (14).

4. The expandable tool box for automobile repair according to claim 3, characterized in that: One end of the transmission shaft (13) is welded to the sub-gear (12), the other end of the transmission shaft (13) passes through the bottom wall of the tool plate (3) and is welded to the transmission gear (11), and the rack (10) is meshed with the transmission gear (11).

5. The expandable tool box for automobile repair according to claim 4, characterized in that: The rack (10) is slidably connected to the tool disk (3), one end of the rack (10) is connected to the expansion disk (2) via screws, and the expansion disk (2) is slidably connected to the tool disk (3).

6. The expandable tool box for automobile repair according to claim 5, characterized in that: The knob (5) is provided with a plurality of positioning holes (6) in a circular array, and a positioning column (4) is rotatably mounted on a side wall of the tool plate (3), and one end of the positioning column (4) is plugged into the positioning hole (6).

7. The expandable tool box for automobile repair according to claim 6, characterized in that: A support frame (1) is welded to the bottom end of the tool tray (3), and moving wheels (7) are fixed at the four corners of the bottom end of the support frame (1).

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