CN212149132U

CN212149132U - Battery box base mounting structure on frame

Info

Publication number: CN212149132U
Application number: CN202020324343.4U
Authority: CN
Inventors: 侯国栋
Original assignee: Kunshan Ruien New Electromechanical Co ltd
Current assignee: Kunshan Ruien New Electromechanical Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-12-15
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses a battery box base mounting structure on a vehicle frame, which comprises a vehicle frame lower pipe, nut sleeves, a base and connecting screws, wherein an open slot for mounting a battery box is formed on the side wall of the vehicle frame lower pipe, the two nut sleeves are respectively fixedly mounted on the inner side wall of the vehicle frame lower pipe along the axial direction of the vehicle frame lower pipe at intervals, and are respectively positioned at the two ends of the open slot, threaded mounting holes are respectively arranged on the two nut sleeves, mounting through holes are respectively arranged on the two bases, two groups of connecting screws are respectively penetrated in the mounting through holes of the base and are finally screwed with the nut sleeves, the head parts of the screws are tightly propped against the surface of the base, the utility model avoids integrally forming screw posts on the vehicle frame lower pipe, reduces the forming difficulty of the vehicle frame lower pipe, saves forming materials, reduces the production cost of the vehicle frame, can ensure the tapping, the problem of position interference with the lock hole is avoided, and the product is more attractive.

Description

Battery box base mounting structure on frame

Technical Field

The utility model relates to an electric motor car, in particular to battery box base mounting structure on frame.

Background

The traditional mode is that a screw column is formed in a section pipe in one step, and then tapping lines are arranged on the screw column for fastening screws to realize the installation of a base. This structure has the following disadvantages:

1. the difficulty of tapping threads on the screw column is high, and the threads can be processed only by using enough space, so that the design of a product is limited, and the manufacturing cost is increased.

2. Generally, a battery fixing lock is arranged on the lower tube of the frame, a lock hole needs to be machined at a proper position, and the machined lock hole interferes with the position of a screw post, so that the machining of the lock hole of the battery fixing lock is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a battery box base mounting structure on frame, battery box base mounting structure on this frame can material saving, beautify the product.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a battery box base mounting structure on frame, includes frame low tube, nut cover, base and connecting screw, be formed with the open slot that supplies the battery box installation on the frame low tube lateral wall, two nut covers are respectively along frame low tube axially spaced fixed mounting on frame low tube inside wall, and two nut covers are located the open slot both ends respectively, are equipped with the screw thread mounting hole on two nut covers respectively, be equipped with the installation perforation on two bases respectively, two sets of connecting screw wear to locate in the installation perforation of base respectively and finally with nut cover spiro union, the head of screw tightly supports the base surface.

As a further improvement of the utility model, the nut sleeve is connected with the side wall of the lower tube of the frame through riveting.

As a further improvement, be equipped with on the frame low tube inside wall along frame low tube axial extension's opening slot, be equipped with on the nut cover lateral wall along its axial extension's lug, the lug can one-to-one insert locate in the opening slot.

As a further improvement, the opening slot in the lower tube of the frame is one or more of a dovetail groove, a T-shaped groove, a C-shaped groove and a trapezoid groove, and the convex block on the outer side wall of the nut sleeve is one or more of a dovetail convex block, a T-shaped convex block, a C-shaped convex block and a trapezoid block matched with the open groove.

As a further improvement, the frame lower tube and the nut sleeve are an extrusion-forming integrated structure.

As a further improvement, the nut sleeve is provided with two screw holes at the interval of symmetrical state.

As a further improvement, the base forms the L shape structure, and the installation is perforated and is located one of them lateral wall, still is equipped with the connection and perforates on another lateral wall of base, the nut cover is located frame low tube on a lateral wall towards open slot opening direction, still is equipped with on the lateral wall of frame low tube dorsad open slot opening direction and is connected the perforation just right connecting screw with the base, wear to be equipped with connecting screw in the connection perforation on the base, connecting screw and the last connecting screw spiro union of frame low tube.

As a further improvement, the frame low tube is formed with the one deck and the installation wall in the clearance is set for to frame low tube lateral wall inside in the open slot opening direction one side dorsad, connects the screw and is located this installation wall.

The utility model has the advantages that: the utility model discloses a process frame low tube and nut cover respectively, the processing is accomplished the back with the two riveted mode fixed positioning, this kind of structure has been avoided on frame low tube integrated into one piece screw post, frame low tube shaping degree of difficulty has been reduced, practice thrift shaping material, frame manufacturing cost has been reduced, because the nut cover is solitary part, easily attack the insection on it again, attack the tooth precision and can obtain guaranteeing, can show improvement production efficiency, and this structure can reduce fastening screw's position space, the problem of interfering with the lockhole position has been avoided, it is more pleasing to the eye to make the product simultaneously.

Drawings

Fig. 1 is an exploded view of the assembly structure of the present invention;

FIG. 2 is a front view of the utility model in use;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of portion C of FIG. 3;

FIG. 5 is an enlarged view of portion D of FIG. 3;

fig. 6 is a sectional view taken along line B-B in fig. 2.

Detailed Description

Example (b): the utility model provides a battery box base mounting structure on frame, includes frame low tube 1, nut cover 2, base 3 and connecting screw, be formed with the open slot 5 that supplies the installation of battery box 14 on the 1 lateral wall of frame low tube, two nut covers 2 respectively along 1 axially spaced fixed mounting on 1 inside wall of frame low tube, and two nut covers 2 are located open slot 5 both ends respectively, are equipped with threaded mounting hole 6 on two nut covers 2 respectively, be equipped with the installation respectively on two bases 3 and perforate 7, two sets of connecting screw wear to locate in the installation perforation 7 of base 3 respectively and finally with nut cover 2 spiro union, the head of screw tightly supports 3 surfaces on the base.

Through designing an solitary nut cover 2, add man-hour, frame low tube 1 and nut cover 2 process respectively, after the processing is accomplished with the two fixed connection can, this fixed connection's structure has avoided integrated into one piece screw post on frame low tube 1 after the components of a whole that can function independently processing, frame low tube 1 shaping degree of difficulty has been reduced, save forming material, frame manufacturing cost has been reduced, because nut cover 2 is solitary part, easily attack the insection on it again, it can obtain guaranteeing to attack the tooth precision, can show and improve production efficiency, and this structure can reduce fastening screw's position space, the problem of locating the lock hole of having avoided fixing lock 13 with battery case 14 and interfering has been avoided, make the product more pleasing to the eye simultaneously.

The nut sleeve 2 is connected with the side wall of the lower frame tube 1 through riveting. The riveting process is convenient to process and mature in technology. In addition, connecting pieces such as screws and the like can be adopted for connection, welding and the like, and the two can be fixedly connected.

The inner side wall of the frame lower pipe 1 is provided with an opening slot 8 extending along the axial direction of the frame lower pipe 1, the outer side wall of the nut sleeve 2 is provided with a lug 9 extending along the axial direction of the nut sleeve, and the lugs 9 can be inserted into the opening slot 8 in a one-to-one correspondence manner. The convex block 9 and the opening slot 8 are spliced to form a buckling structure, so that the fixed connection strength of the nut sleeve 2 and the side wall of the frame lower pipe 1 can be further enhanced.

The opening slot 8 in the lower frame tube 1 is one or more of a dovetail groove, a T-shaped groove, a C-shaped groove and a trapezoidal groove, and the convex block 9 on the outer side wall of the nut sleeve 2 is one or more of a dovetail convex block 9, a T-shaped convex block 9, a C-shaped convex block 9 and a trapezoidal block which are matched with the opening slot 5.

The frame lower tube 1 and the nut sleeve 2 are both of an extrusion molding integrated structure. Like an aluminum extrusion molding structure, the product has beautiful molding appearance and high molding efficiency.

Two threaded holes are symmetrically arranged on the nut sleeve 2 at intervals.

The base 3 forms an L-shaped structure, the installation through hole 7 is located on one side wall of the base 3, a connection through hole 11 is further formed in the other side wall of the base 3, the nut sleeve 2 is located on one side wall, facing the opening direction of the open slot 5, of the frame lower pipe 1, a connection screw hole 12 right opposite to the connection through hole 11 in the base 3 is further formed in one side wall, facing away from the opening direction of the open slot 5, of the frame lower pipe 1, a connection screw penetrates through the connection through hole 11 in the base 3, and the connection screw hole 12 in the connection screw hole and the frame lower pipe 1 are in threaded connection. Through two-way connection, realize base 3 and low tube firm in connection.

A mounting wall 4 with a set gap with the outer side wall of the lower frame tube 1 is formed inside one side of the lower frame tube 1 back to the opening direction of the open slot 5, and the connecting screw hole 12 is located on the mounting wall 4. The side wall of the lower frame tube 1 back to the opening direction of the open slot 5 forms a double-layer structure, so that the outer side of the lower frame tube 1 is prevented from being exposed after screws are locked, the appearance of the frame is attractive, and the integral strength of the frame can be enhanced.

Claims

1. The utility model provides a battery box base mounting structure on frame which characterized in that: including frame low tube (1), nut cover (2), base (3) and connecting screw, be formed with open slot (5) that supply battery box (14) installation on the frame low tube lateral wall, two nut covers are respectively along frame low tube axial spaced fixed mounting on frame low tube inside wall, and two nut covers are located the open slot both ends respectively, are equipped with screw thread mounting hole (6) on two nut covers respectively, be equipped with installation perforation (7) on two bases respectively, two sets of connecting screw wear to locate in the installation perforation of base respectively and finally with nut cover spiro union, the head of screw tightly supports the base surface.

2. The battery box base mounting structure on a frame of claim 1, wherein: the nut sleeve is connected with the side wall of the lower pipe of the frame through riveting.

3. The battery box base mounting structure on a frame according to claim 2, characterized in that: the inner side wall of the lower frame pipe is provided with an opening slot (8) extending along the axial direction of the lower frame pipe, the outer side wall of the nut sleeve is provided with a lug (9) extending along the axial direction of the nut sleeve, and the lugs can be inserted into the opening slot in a one-to-one correspondence manner.

4. The battery box base mounting structure on a frame of claim 3, wherein: the opening slot in the lower tube of the frame is one or more of a dovetail groove, a T-shaped groove, a C-shaped groove and a trapezoidal groove, and the convex block on the outer side wall of the nut sleeve is one or more of a dovetail convex block, a T-shaped convex block, a C-shaped convex block and a trapezoidal block which are matched with the opening groove.

5. The battery box base mounting structure on a frame of claim 3, wherein: the frame lower pipe and the nut sleeve are of an extrusion molding integrated structure.

6. The battery box base mounting structure on a frame of claim 1, wherein: two threaded holes are formed in the nut sleeve in a symmetrical state at intervals.

7. The battery box base mounting structure on a frame of claim 1, wherein: the base forms L shape structure, and the installation is perforated and is located one of them lateral wall, still is equipped with on the other lateral wall of base and connects perforation (11), the nut cover is located frame low tube on a lateral wall towards open slot opening direction, still is equipped with on the frame low tube lateral wall towards open slot opening direction and is connected the perforation just right connection screw (12) with being connected on the base, wear to be equipped with connecting screw in the connection perforation on the base, connecting screw and the connection screw spiro union on the frame low tube.

8. The battery box base mounting structure on a frame of claim 1, wherein: the frame low tube is formed with one deck and has the installation wall (4) of setting for the clearance with frame low tube lateral wall inside one side of open slot opening direction dorsad, and the connection screw is located this installation wall.