Clamping and fixing mechanism for lead-acid battery of electric vehicle

Abstract

The clamping and fixing mechanism comprises an electric vehicle body, one end of a connecting spring is fixedly connected with a positioning buckle block, guide wheels are installed on the two sides of the positioning buckle block in an embedded mode, the positioning buckle block and positioning buckle grooves are installed in an inserted mode, and the positioning buckle grooves are formed in the two sides of an installation frame. A protective cover plate is inserted into the upper end of the placement groove, a sealing ring is fixedly connected to the edge of the lower end of the protective cover plate, and a fixing bolt is inserted into the edge of the upper end of the protective cover plate. According to the clamping and fixing mechanism for the lead-acid battery of the electric vehicle, double protection can be performed on the lead-acid battery main body through the metal plate structure on the inner wall of the protective cover plate and the mounting frame, sealing and waterproof treatment can be performed through the lead-acid battery main body, and the mounting frame can be quickly pulled and disassembled through the positioning buckle block; and the lead-acid battery main body can be of a double-buffering structure through the supporting cushion blocks, the positioning buckle blocks, the telescopic grooves and the connecting springs, so that an efficient shockproof effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of installation of lead-acid batteries for electric vehicles, in particular to a clamping and fixing mechanism for lead-acid batteries for electric vehicles. Background Art

[0002] We also call electric vehicles "electric vehicles". They are pure electric vehicles that are powered by battery buffer clamps (batteries) and driven by electric motors. In recent years, they have been widely popularized in our country. Electric vehicles are equipped with battery boxes for placing batteries.

[0003] The existing CN201820814U electric vehicle battery clamping mechanism can ensure the accuracy of battery assembly through the clamping hand, and the disassembly and installation are convenient, and the clamping reliability is good, thereby ensuring the normal use of the electric vehicle. In addition, this clamping mechanism can be applied to large batteries and small batteries, and has a wide range of applications. However, there are shortcomings. The existing equipment has poor protection effect and poor shockproof effect, and is unsafe to use. Therefore, a clamping and fixing mechanism for an electric vehicle lead-acid battery is needed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a clamping and fixing mechanism for a lead-acid battery of an electric vehicle, so as to solve the problems mentioned in the above background technology that the battery clamping mechanism of the electric vehicle has poor protection effect, poor shockproof effect and is unsafe to use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a clamping and fixing mechanism for a lead-acid battery of an electric vehicle, comprising an electric vehicle body, an inner wall of the electric vehicle body is provided with a placement groove, a mounting frame is inserted and installed on the inner wall of the placement groove, and a lead-acid battery body is placed on the inner wall of the mounting frame, a connecting hinge is installed on one side of the upper end of the inner wall of the mounting frame, and a locking cover is installed on the other side of the connecting hinge, a supporting pad is fixedly connected to the lower end of the locking cover and the inner wall of the mounting frame, and a locking knob is inserted and installed on the upper end of one side of the mounting frame, a positioning plug is fixedly connected to the lower edge of the mounting frame, telescopic grooves are provided on both sides of the inner wall of the placement groove, and a connecting spring is fixedly connected to the inner wall of the telescopic groove, one end of the connecting spring is fixedly connected to a positioning buckle block, and guide wheels are inlaid and installed on both sides of the positioning buckle block, the positioning buckle block is inserted and installed with the positioning buckle groove, and the positioning buckle grooves are provided on both sides of the mounting frame, a protective cover is inserted and installed on the upper end of the placement groove, and a sealing ring is fixedly connected to the lower edge of the protective cover, and a fixing bolt is inserted and installed on the upper edge of the protective cover.

[0006] Preferably, the mounting frame is installed by means of a positioning plug-in block and a positioning slot.

[0007] Preferably, the mounting frame is mounted by snapping and clamping with the placement slot in the positioning buckle slot through a positioning buckle block, and the mounting frame is a trapezoidal structure. The mounting frame is elastically telescopically connected to the telescopic slot through a connecting spring.

[0008] Preferably, the lead-acid battery body is supported and installed on the mounting frame through support pads, and the support pads are made of soft rubber material, and the support pads are distributed in a matrix position on the inner wall of the mounting frame.

[0009] Preferably, the lead-acid battery body is mounted on the locking cover in a locking and clamping manner with the mounting frame via a locking knob, and the locking cover is flip-connected to the mounting frame via a connecting hinge.

[0010] Preferably, the shape of the protective cover plate is larger than the shape of the upper opening of the placement groove, and the protective cover plate is installed in a snap-fit ​​and sealed manner with the placement groove through a sealing ring, the protective cover plate is fixed to the placement groove with fixing bolts, and the inner wall of the protective cover plate is a metal plate structure.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the clamping and fixing mechanism of the lead-acid battery of the electric vehicle can provide double protection for the lead-acid battery body through the metal plate structure of the inner wall of the protective cover and the mounting frame, and can perform sealing and waterproofing treatment through the lead-acid battery body, and the mounting frame can be quickly pulled out and disassembled through the positioning buckle block, and the lead-acid battery body can have a double buffer structure through the supporting pad block, the positioning buckle block, the telescopic groove and the connecting spring, thereby achieving efficient shockproofing. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a front view of a clamping and fixing mechanism for a lead-acid battery of an electric vehicle according to the utility model;

[0013] Figure 2 This is a cross-sectional view of a clamping and fixing mechanism for a lead-acid battery of an electric vehicle according to the utility model;

[0014] Figure 3 The utility model is a clamping and fixing mechanism for a lead-acid battery of an electric vehicle Figure 2 Enlarged view of point A in the middle;

[0015] Figure 4 The utility model is a clamping and fixing mechanism for a lead-acid battery of an electric vehicle Figure 2 Enlarged view of point B in the middle;

[0016] Figure 5 The utility model is a clamping and fixing mechanism for a lead-acid battery of an electric vehicle Figure 2 Enlarged view of point C in the middle;

[0017] Figure 6 The utility model is a clamping and fixing mechanism for a lead-acid battery of an electric vehicle Figure 2 Enlarged view of point D in the middle.

[0018] In the figure: 1. electric vehicle body, 2. mounting frame, 3. lead-acid battery body, 4. protective cover, 5. locking cover, 6. positioning buckle block, 7. placement slot, 8. connecting hinge, 9. supporting pad, 10. sealing ring, 11. fixing bolt, 12. locking knob, 13. positioning buckle slot, 14. telescopic slot, 15. connecting spring, 16. guide wheel, 17. positioning plug. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-6 The utility model provides a technical solution: a clamping and fixing mechanism for a lead-acid battery of an electric vehicle, comprising an electric vehicle body 1, a mounting frame 2, a lead-acid battery body 3, a protective cover plate 4, a locking cover 5, a positioning buckle block 6, a placement groove 7, a connecting hinge 8, a supporting pad 9, a sealing ring 10, a fixing bolt 11, a locking knob 12, a positioning buckle groove 13, a telescopic groove 14, a connecting spring 15, a guide wheel 16 and a positioning plug block 17. A placement groove 7 is opened on the inner wall of the electric vehicle body 1, and a mounting frame 2 is inserted and installed on the inner wall of the placement groove 7, and a lead-acid battery body 3 is placed on the inner wall of the mounting frame 2. The mounting frame 2 is inserted and installed with the placement groove 7 through the positioning plug block 17, so that the mounting frame 2 can be quickly positioned and installed, and is easy to disassemble and assemble.

[0021] The mounting frame 2 is installed by snapping and clamping with the placement slot 7 in the positioning buckle groove 13 through the positioning buckle block 6, and the mounting frame 2 is a trapezoidal structure. The mounting frame 2 is elastically telescopically connected to the telescopic slot 14 through the connecting spring 15, so that the mounting frame 2 can be quickly clamped and disassembled through the positioning buckle block 6, which is easy to use. The lead-acid battery main body 3 is supported and installed with the mounting frame 2 through the supporting pad block 9, and the supporting pad block 9 is made of soft rubber material. The supporting pad block 9 is distributed in a matrix position on the inner wall of the mounting frame 2, so that the lead-acid battery main body 3 can be supported by the supporting pad block 9 matrix, which plays a shock-proof role.

[0022] The lead-acid battery body 3 is mounted on the locking cover 5 and clamped with the mounting frame 2 via the locking knob 12, and the locking cover 5 is flip-connected with the mounting frame 2 via the connecting hinge 8, so that the lead-acid battery body 3 can be stably clamped and locked by the locking cover 5 and installed stably.

[0023] A connecting hinge 8 is installed on one side of the upper end of the inner wall of the mounting frame 2, and a locking cover 5 is installed on the other side of the connecting hinge 8. A supporting pad 9 is fixedly connected to the lower end of the locking cover 5 and the inner wall of the mounting frame 2, and a locking knob 12 is inserted and installed on the upper end of one side of the mounting frame 2. A positioning plug 17 is fixedly connected to the lower edge of the mounting frame 2. Telescopic grooves 14 are opened on both sides of the inner wall of the placement groove 7, and a connecting spring 15 is fixedly connected to the inner wall of the telescopic groove 14. A positioning buckle block 6 is fixedly connected to one end of the connecting spring 15, and guide wheels 16 are inlaid and installed on both sides of the positioning buckle block 6. The positioning buckle block 6 is inserted and installed with the positioning buckle groove 13, and the positioning buckle groove 13 is opened on both sides of the mounting frame 2, a protective cover plate 4 is inserted and installed on the upper end of the placement groove 7, and a sealing ring 10 is fixedly connected to the lower edge of the protective cover plate 4, the shape of the protective cover plate 4 is larger than the shape of the upper opening of the placement groove 7, and the protective cover plate 4 is buckled and sealed with the placement groove 7 through the sealing ring 10, the protective cover plate 4 is bolted and installed with the placement groove 7 through the fixing bolts 11, and the inner wall of the protective cover plate 4 is a metal plate structure, so that the protective cover plate 4 can be conveniently sealed and waterproofed through the sealing ring 10, and can also be supported and protected, and the fixing bolts 11 are inserted and installed on the upper edge of the protective cover plate 4.

[0024] Working principle: When using the clamping and fixing mechanism of the lead-acid battery of the electric vehicle, first insert the lead-acid battery body 3 of the device into the mounting frame 2, and support and install it through the support pad 9, then flip the locking cover 5 closed by connecting the hinge 8, and then lock and fix it through the locking knob 12, so that the lead-acid battery body 3 is squeezed and clamped, and then the mounting frame 2 is inserted into the placement groove 7, and positioned and installed through the positioning plug block 17, and then the positioning buckle block 6 is driven by the connecting spring 15 to be inserted into the positioning buckle groove 13 for clamping and installation, and then the protective cover plate 4 is plugged and installed with the upper end of the placement groove 7, and sealed by the sealing ring 10, and then fixed by the fixing bolts 11. When vibrating, it can be doubly supported and buffered by the support pad 9 and the positioning buckle block 6. When subjected to pressure, it can be doubly protected by the mounting frame 2 and the protective cover plate 4. This is the use process of the clamping and fixing mechanism of the lead-acid battery of the electric vehicle.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A clamping and fixing mechanism for a lead-acid battery of an electric vehicle, comprising an electric vehicle body (1), wherein the inner wall of the electric vehicle body (1) is provided with a placement groove (7), a mounting frame (2) is inserted and installed on the inner wall of the placement groove (7), and a lead-acid battery body (3) is placed on the inner wall of the mounting frame (2), characterized in that: A connecting hinge (8) is installed on one side of the upper end of the inner wall of the mounting frame (2), and a locking cover (5) is installed on the other side of the connecting hinge (8); a supporting pad (9) is fixedly connected between the lower end of the locking cover (5) and the inner wall of the mounting frame (2); a locking knob (12) is inserted and installed on the upper end of one side of the mounting frame (2); a positioning plug (17) is fixedly connected to the lower edge of the mounting frame (2); telescopic grooves (14) are provided on both sides of the inner wall of the placement groove (7), and a connecting spring is fixedly connected to the inner wall of the telescopic groove (14). (15), one end of the connecting spring (15) is fixedly connected to a positioning buckle block (6), and guide wheels (16) are embedded and installed on both sides of the positioning buckle block (6), the positioning buckle block (6) is inserted and installed with the positioning buckle groove (13), and the positioning buckle groove (13) is opened on both sides of the mounting frame (2), the upper end of the placement groove (7) is inserted and installed with a protective cover plate (4), and the lower end edge of the protective cover plate (4) is fixedly connected to a sealing ring (10), and the upper end edge of the protective cover plate (4) is inserted and installed with a fixing bolt (11).

2. The clamping and fixing mechanism for a lead-acid battery of an electric vehicle according to claim 1, characterized in that: The mounting frame (2) is installed in a positioning and plug-in manner with the placement groove (7) via a positioning plug block (17).

3. The clamping and fixing mechanism for a lead-acid battery of an electric vehicle according to claim 2, characterized in that: The mounting frame (2) is mounted in a positioning buckle groove (13) by means of a positioning buckle block (6) and is clamped and installed with the placement groove (7). The mounting frame (2) is a trapezoidal structure, and the mounting frame (2) is elastically telescopically connected to the telescopic groove (14) by means of a connecting spring (15).

4. The clamping and fixing mechanism for a lead-acid battery of an electric vehicle according to claim 3, characterized in that: The lead-acid battery body (3) is supported and installed on the mounting frame (2) via a supporting pad (9), and the supporting pad (9) is made of a soft rubber material. The supporting pads (9) are distributed in a matrix position on the inner wall of the mounting frame (2).

5. The clamping and fixing mechanism for a lead-acid battery of an electric vehicle according to claim 4, characterized in that: The lead-acid battery body (3) is mounted on the locking cover (5) in a locking and clamping manner with the mounting frame (2) via a locking knob (12), and the locking cover (5) is connected to the mounting frame (2) in a flipping manner via a connecting hinge (8).

6. The clamping and fixing mechanism for a lead-acid battery of an electric vehicle according to claim 5, characterized in that: The shape of the protective cover plate (4) is larger than the shape of the upper opening of the placement groove (7), and the protective cover plate (4) is installed in a buckled and sealed manner with the placement groove (7) via a sealing ring (10). The protective cover plate (4) is bolt-fixedly installed with the placement groove (7) via fixing bolts (11), and the inner wall of the protective cover plate (4) is a metal plate structure.

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