CN210426937U

CN210426937U - Drop test machine

Info

Publication number: CN210426937U
Application number: CN201921061916.2U
Authority: CN
Inventors: 马孝琴; 冯建军
Original assignee: Shenzhen City In Recognition Of Branch Detection Technology Co ltd
Current assignee: Shenzhen City In Recognition Of Branch Detection Technology Co ltd
Priority date: 2019-07-06
Filing date: 2019-07-06
Publication date: 2020-04-28
Anticipated expiration: 2029-07-06

Abstract

The utility model relates to a drop test machine, which comprises a test board and a frame, wherein the test board is fixedly connected on the frame, the upper surface of the test board is connected with at least two different test grounds, one side of the lower surface of the test ground in the length direction is fixedly connected with a plurality of fixed blocks, the fixed blocks are distributed in a linear array along the width direction of the test ground, the upper surface of the test board is provided with a fixed groove which is matched with the fixed blocks in an inserting way, a locking mechanism is connected between the fixed groove and the fixed blocks, one side of the test board, which is far away from the fixed blocks, is articulated with a mounting seat, the mounting seat is provided with a mounting groove, the test board is fixedly connected with a mounting block which is matched with the mounting groove in an inserting way, the locking mechanism comprises an inserting rod, a guide hole, the inserted bar is arranged in the guide hole and the jack in a penetrating way. The utility model discloses have and enable the battery and carry out drop test at multiple subaerial.

Description

Drop test machine

Technical Field

The utility model belongs to the technical field of the technique that the battery detected and specifically relates to a drop test machine is related to.

Background

With the continuous development of science and technology, mobile phones are more and more popular. Many electronic product damages are mostly caused by falling collision, so in a product development stage, a research and development staff can perform a great amount of tests to improve and improve the quality of products.

At present, most mobile phones use lithium batteries, but the lithium batteries can explode under certain environments, and have potential safety hazards. Therefore, it is essential to perform various safety performance tests on the lithium battery. The free drop test performance of the lithium battery is one of the performances, and the drop test is used for simulating the free drop possibly suffered by the product in use and investigating the capability of the product for resisting accidental impact. The drop height is usually based on product weight and the chance of a possible drop, and the drop surface is usually a smooth, hard, rigid surface made of horizontal or steel.

However, the existing free drop test of the battery is a rigid test board, which is a flat ground, so the drop test result can only be responsible for the flat rigid test board, but the ground on which the battery drops in the actual use process cannot be flat, so it is very necessary to know the drop test result of the battery on various grounds.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a drop test machine, it enables the battery and carries out drop test at multiple subaerial.

The above object of the present invention is achieved by the following technical solutions:

a drop test machine comprises a test board and a frame, wherein the test board is fixedly connected to the frame, the upper surface of the test board is connected with at least two different test grounds, one side of the lower surface of each test ground in the length direction is fixedly connected with a plurality of fixed blocks, the fixed blocks are linearly distributed in an array manner along the width direction of the test ground, the upper surface of the test board is provided with a fixed groove in splicing fit with the fixed blocks, a locking mechanism is connected between the fixed groove and the fixed blocks, one side of the test board, far away from the fixed blocks, is hinged with a mounting seat, the mounting seat is provided with a plurality of mounting grooves, the test board is fixedly connected with a mounting block in splicing fit with the mounting grooves, the locking mechanism comprises an insertion rod, a guide hole, an insertion hole and a pull plate, the insertion, the guide hole is opened on surveying the test panel and corresponding the setting with the jack, the inserted bar is worn to locate in guide hole and jack, and is a plurality of inserted bar and arm-tie fixed connection, the arm-tie is surveyed the lateral wall butt of test panel keeping away from the mount pad.

By adopting the technical scheme, when the test ground is installed, the installation block is firstly inserted into the installation groove, then the test ground is pushed, one end of the test ground, which is far away from the installation seat, rotates around a hinge point of the installation seat to the direction close to the test board, when the test ground rotates to a certain angle, a worker pulls the pull plate to pull the insertion rod to the direction far away from the test board, and then the test ground continues to rotate around the hinge point; when the lower surface on test ground and the upper surface butt of surveying the board, make the arm-tie to being close to the direction motion of surveying the board, the inserted bar is inserted and is fixed to survey ground in the jack, surveys the test ground of installing two kind at least differences on the board to survey test ground and survey the board and can dismantle and be connected, conveniently change different test ground, enable the battery and fall the test at multiple subaerial.

The utility model discloses further set up to: the test ground is provided with on keeping away from the lateral wall of mount pad and takes out the handle, take out handle and test ground sliding connection, it slides on the length direction on test ground to take out the handle, test ground offers and is used for accomodating the groove of accomodating of taking out the handle.

Through adopting above-mentioned technical scheme, when need not using the handle, can accomodate towards accomodating the inslot by the handle, reduce the shared space on test ground.

The utility model discloses further set up to: the notch of the accommodating groove is provided with a notch.

Through adopting above-mentioned technical scheme, when the staff need take out and take out the handle, the handle indicates to stretch into to the opening in, pull the handle afterwards can, the opening makes the staff take out and takes out the handle more easily.

The utility model discloses further set up to: the edge of the test board is surrounded by a baffle which is fixedly connected with the test board.

Through adopting above-mentioned technical scheme, the baffle blocks the battery that falls, and the battery of avoiding falling bounces to the staff motion after touching test ground, avoids the battery to be in the condition of exploding to the in-process that the staff moved, has guaranteed staff's personal safety to a very big degree.

The utility model discloses further set up to: the lower surface of test ground keeps away from the one end of mount pad and has seted up the holding tank, be provided with the elastic component between test ground and the survey test panel, the one end of elastic component and the last fixed surface who surveys test panel be connected, the holding tank butt on the other end and test ground.

Through adopting above-mentioned technical scheme, when the installation of test ground finishes, the elasticity potential energy is stored to the elastic component, and when the inserted bar broke away from with the jack, the elasticity potential energy release that the elastic component stored worked test ground, made test ground keep away from the one end of mount pad and rotated to the direction of keeping away from the survey test panel around the pin joint of mount pad, made fixed quick follow fixed downthehole breaking away from, made things convenient for the follow-up taking out to test ground of staff.

The utility model discloses further set up to: the elastic member is configured as a leaf spring.

Through adopting above-mentioned technical scheme, leaf spring simple structure, it is convenient to change.

The utility model discloses further set up to: one end of the pulling plate, which is far away from the test plate, is fixedly connected with a push-pull handle.

Through adopting above-mentioned technical scheme, when needs take out test ground, pulling push-and-pull handle makes the inserted bar break away from with the jack to keeping away from the direction motion of surveying the board, and the setting up of push-and-pull handle makes the pulling arm that the staff can be better make the operation process that inserted bar and jack break away from more convenient.

The utility model discloses further set up to: the spring is fixedly connected between the pulling plate and the test plate, the spring is an extension spring, and two ends of the spring are respectively fixedly connected with the pulling plate and the test plate.

Through adopting above-mentioned technical scheme, the spring is to the arm-tie to the elastic force effect of surveying the board direction, and when the installation was surveyed ground, the staff to keeping away from the direction pulling arm-tie of surveying the board, after external force disappeared, because the elastic force effect of spring, the arm-tie can be automatic to the direction motion of surveying the board to being close to, makes the inserted bar insert to the jack in, fixes surveying ground, and the operation is more simple and convenient when making the staff installation survey ground.

The utility model discloses further set up to: and a chamfer is arranged at one end of the inserted bar close to the mounting seat.

Through adopting above-mentioned technical scheme, the chamfer makes the inserted bar insert the in-process and leads to the fixed block, makes the jack can aim at the guiding hole, lets the inserted bar can insert smoothly to the jack in, fixes a position the fixed block.

To sum up, the utility model discloses a beneficial technological effect does: when the test ground rotates to a certain angle, a worker pulls the pull plate to pull the insertion rod to the direction far away from the test board, and then continues to enable the test ground to rotate around the hinge point; when the lower surface on test ground and the upper surface butt of surveying the board, make the arm-tie to being close to the direction motion of surveying the board, the inserted bar is inserted and is fixed to survey ground in the jack, surveys the test ground of installing two kind at least differences on the board to survey test ground and survey the board and can dismantle and be connected, conveniently change different test ground, enable the battery and fall the test at multiple subaerial.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Figure 2 is a schematic illustration of an explosive structure of a test board and test ground.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic cross-sectional structure of a test floor.

In the figure, 1, a frame; 2. a test board; 21. fixing grooves; 3. testing the ground; 31. mounting blocks; 32. a fixed block; 33. accommodating grooves; 34. a receiving groove; 341. a first stopper; 35. opening the gap; 4. a mounting seat; 41. mounting grooves; 5. a baffle plate; 6. a locking mechanism; 61. inserting a rod; 62. a guide hole; 63. a jack; 64. pulling a plate; 641. a push-pull handle; 65. a spring; 7. a leaf spring; 8. taking out the handle; 81. and a second limiting block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Refer to fig. 1, for the utility model discloses a drop test machine, including surveying test panel 2 and frame 1, survey test panel 2 fixed connection in frame 1, the top of surveying test panel 2 is provided with two test ground 3, mount pad 4 and baffle 5, baffle 5 with survey test panel 2 and pass through welded fastening and be connected, baffle 5 blocks the battery that falls, the battery of avoiding falling bounces to the staff motion after touchhing test ground 3, avoid the battery to be in the condition of explosion to the in-process that the staff moved, staff's personal safety has been guaranteed to a very big degree. Mount pad 4 is articulated with surveying test panel 2, and two test ground 3 are connected with mount pad 4, and the back that finishes is installed on test ground 3, and there is the space between the lateral wall that mount pad 4 was kept away from on two test ground 3 and the inner wall of baffle 5, rotates the headspace around the pin joint of mount pad 4 for the one end that mount pad 4 was kept away from on test ground 3. The material of the upper surface of two test ground 3 differs, and the material of the upper surface of two test ground 3 differs can simulate the battery and fall the subaerial impaired condition of difference.

Referring to fig. 1 and 2, six mounting grooves 41 have been seted up on mount pad 4, six mounting grooves 41 are linear array and distribute, three installation piece 31 of one end fixedly connected with that test ground 3 is close to mount pad 4, installation piece 31 and the cooperation of inserting of mounting groove 41, the one end fixedly connected with permanent magnet of the notch of mounting groove 41 is kept away from to mounting groove 41, the position that corresponds on installation piece 31 is provided with the permanent magnet, mounting groove 41 passes through magnetic force actuation with installation piece 31, make mounting groove 41 inseparabler with the cooperation of inserting of installation piece 31, the separation is difficult to take place for time mounting groove 41 and installation piece 31, and make the terminal surface that installation piece 31 kept away from this moment floor keep away from the one end butt that the notch was.

Referring to fig. 1 and 2, the lower surface of the test floor 3 is fixedly connected with three fixing blocks 32, the three fixing blocks 32 are arranged in a linear array along the width direction of the test floor 3, the fixing blocks 32 are arc-shaped blocks, and the upper surface of the test board 2 is provided with a fixing groove 21 which is matched with the fixing blocks 32 in an inserted manner.

Referring to fig. 2 and 3, a locking mechanism 6 (see fig. 1) is connected between the test board 2 and the test floor 3, and the locking mechanism 6 includes a plunger 61, a guide hole 62, a receptacle 63, and a pulling plate 64. The cross sections of the insertion hole 63, the insertion rod 61 and the guide hole 62 are circular. The insertion hole 63 is provided in the fixed block 32, and the insertion hole 63 penetrates the fixed block 32 in the longitudinal direction of the test floor 3. The guide hole 62 is opened on the test board 2, the guide hole 62 is communicated with the side wall of the test board 2 far away from the mounting seat 4, and the guide hole 62 and the jack 63 are coaxially arranged. The inserted bar 61 penetrates through the guide hole 62 and the insertion hole 63, a chamfer is arranged at one end, close to the mounting seat 4, of the inserted bar 61, the chamfer enables the inserted bar 61 to guide the fixing block 32 in the insertion process, the insertion hole 63 can be aligned to the guide hole 62, the inserted bar 61 can be smoothly inserted into the insertion hole 63, and the fixing block 32 is located.

Referring to fig. 2 and 3, six inserted bar 61 keep away from one end and the arm-tie 64 fixed connection of mount pad 4, and the one end fixedly connected with push-and-pull handle 641 of surveying test panel 2 is kept away from to arm-tie 64, and when needs were taken out test ground 3, pulling push-and-pull handle 641 moved to the direction of keeping away from surveying test panel 2, made inserted bar 61 break away from with jack 63, and the setting up of push-and-pull handle 641 makes the operating process that the better pulling arm-tie 64 of staff ability made inserted bar 61 break away from with jack 63 more convenient.

Referring to fig. 2 and 3, arm-tie 64 is provided with spring 65 at its length direction ascending both ends symmetry, spring 65 sets up to extension spring, spring 65's both ends respectively with arm-tie 64 and survey test panel 2 fixed connection, spring 65 is to arm-tie 64 to the elastic force effect who surveys test panel 2 direction, during installation test ground 3, the staff is to keeping away from the direction pulling arm-tie 64 of surveying test panel 2, after external force disappears, because spring 65's elastic force effect, arm-tie 64 can be automatic to the direction motion of being close to survey test panel 2, make the inserted bar 61 insert to the jack 63 in, fix test ground 3, it is more simple and convenient to operate when making the staff installation test ground 3.

Referring to fig. 2 and 3, a holding groove 33 is formed in one end of the lower surface of the test floor 3, which is far away from the mounting seat 4, the holding groove 33 is rectangular groove-shaped, a leaf spring 7 is placed in the holding groove 33, one end of the leaf spring 7, which is far away from the mounting seat 4, abuts against the top surface of the holding groove 33, and the other end of the leaf spring is fixedly connected with the test board 2. When the test ground 3 is installed, the leaf spring 7 stores elastic potential energy, when the inserted bar 61 is separated from the insertion hole 63, the elastic potential energy stored by the leaf spring 7 is released to do work on the test ground 3, so that one end, far away from the mounting seat 4, of the test ground 3 rotates around the hinge point of the mounting seat 4 in the direction far away from the test board 2, the fixing block 32 is separated from the fixing hole, and the worker can conveniently take out the test ground 3 subsequently.

Referring to fig. 2 and 4, the one end of test ground 3 far away from mount pad 4 has been seted up and has been accommodated groove 34, and it has take out handle 8 to accommodate in groove 34 sliding connection, takes out handle 8 and slides along the length direction of test ground 3, when need not use and take out handle 8, can take out handle 8 and toward accommodating in groove 34 and accomodate, reduces the shared space of test ground 3. The notch of the accommodating groove 34 is provided with an opening 35, when the worker needs to take out the handle 8, the handle finger extends into the opening 35, and then the handle 8 is pulled to take out, and the opening 35 enables the worker to take out the handle 8 more easily. The notch department of accomodating groove 34 is provided with first stopper 341, and the both ends that take out handle 8 outwards extend has second stopper 81, and first stopper 341 and second stopper 81's dish cooperation is spacing taking out handle 8, avoids taking out handle 8 and slides out and accomodate groove 34.

The implementation principle of the embodiment is as follows: when the test ground 3 is installed, the installation block 31 is firstly inserted into the installation groove 41, then the test ground 3 is pushed, one end of the test ground 3, which is far away from the installation seat 4, rotates around a hinge point of the installation seat 4 to a direction close to the test board 2, when the test ground 3 rotates to a certain angle, a worker pulls the push-pull handle 641 to pull the insertion rod 61 to a direction far away from the test board 2, so that the spring 65 is in a stretching state, then the test ground 3 continues to rotate around the hinge point, and at the moment, the leaf spring 7 stores elastic potential energy; when the lower surface of the test floor 3 is abutted to the upper surface of the test board 2, the worker releases his hands, the pulling plate 64 moves in the direction close to the test board 2 under the action of the elastic force of the spring 65, and the inserting rod 61 is inserted into the inserting hole 63 to fix the test floor 3.

When the test floor 3 needs to be taken out, the push-pull handle 641 is pulled to move in the direction away from the test board 2, so that the spring 65 is in a stretching state, the leaf spring 7 stores elastic potential energy when the test floor 3 is installed, when the insertion rod 61 is separated from the insertion hole 63, the elastic potential energy stored in the leaf spring 7 is released to do work on the test floor 3, one end of the test floor 3, which is far away from the installation seat 4, rotates around the hinge point of the installation seat 4 in the direction away from the test board 2, so that the fixed block 32 is separated from the fixed hole, and then the pull board 64 automatically resets by loosening hands. At this time, the test floor 3 is inclined, the worker takes out the taking-out handle 8 from the notch 35, pulls the taking-out handle 8 to move in a direction away from the mounting seat 4, separates the test floor 3 from the mounting seat 4, and then carries the test floor 3 to a place where the test floor is stored.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a drop test machine, includes and surveys test panel (2) and frame (1), survey test panel (2) fixed connection in frame (1), its characterized in that: survey the upper surface of board (2) and be connected with test ground (3) of two kinds of at least differences, it has mount pad (4) to survey one side of surveying block (2) and keeping away from fixed block (32) to articulate, a plurality of mounting grooves (41) have been seted up in mount pad (4), on survey test ground (3) fixedly connected with and mounting groove (41) grafting complex installation piece (31), a plurality of fixed blocks (32) of one side fixedly connected with of lower surface on its length direction of test ground (3), it is a plurality of fixed block (32) along the width direction linear array distribution of survey ground (3), survey the upper surface of board (2) and set up complex fixed slot (21) of pegging graft with fixed block (32), survey and be connected with locking mechanical system (6) between board (2) and survey ground (3), locking mechanical system (6) are including inserted bar (61), Guiding hole (62), jack (63) and arm-tie (64), jack (63) are seted up on fixed block (32) and are on a parallel with the length direction of testing ground (3), guiding hole (62) are seted up on testing board (2) and are corresponding the setting with jack (63), in guiding hole (62) and jack (63), a plurality of are worn to locate by inserted bar (61) and arm-tie (64) fixed connection, the lateral wall butt of mount pad (4) is kept away from with testing board (2) to arm-tie (64).

2. A drop tester as claimed in claim 1, wherein: test ground (3) are kept away from and are provided with on the lateral wall of mount pad (4) and take out handle (8), take out handle (8) and test ground (3) sliding connection, take out handle (8) and slide on the length direction on test ground (3), test ground (3) are offered and are used for accomodating groove (34) of taking out handle (8).

3. A drop tester as claimed in claim 2, wherein: the notch of the accommodating groove (34) is provided with a notch (35).

4. A drop tester as claimed in claim 1, wherein: the edge of the test board (2) is surrounded by a baffle (5), and the baffle (5) is fixedly connected with the test board (2).

5. A drop tester as claimed in claim 1, wherein: holding tank (33) have been seted up to the one end that mount pad (4) were kept away from to the lower surface of test ground (3), be provided with the elastic component between test ground (3) and the survey test panel (2), the one end of elastic component and the holding tank (33) butt of the last fixed surface who surveys test panel (2), the other end and test ground (3).

6. A drop tester as claimed in claim 5, wherein: the elastic member is provided as a leaf spring (7).

7. A drop tester as claimed in claim 1, wherein: one end of the pulling plate (64) far away from the test plate (2) is fixedly connected with a push-pull handle (641).

8. A drop tester as claimed in claim 7, wherein: fixedly connected with spring (65) between arm-tie (64) and testing board (2), spring (65) are extension spring, the both ends of spring (65) respectively with arm-tie (64) and test board (2) fixed connection.

9. A drop tester as claimed in claim 1, wherein: and a chamfer is arranged at one end of the inserted bar (61) close to the mounting seat (4).