CN214373865U

CN214373865U - Battery impact test device

Info

Publication number: CN214373865U
Application number: CN202120609804.7U
Authority: CN
Inventors: 吴波岸
Original assignee: Dongguan Atmars Environment Test Equipment Co ltd
Current assignee: Guangdong Xingtuo Environmental Test Equipment Technology Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-10-08
Anticipated expiration: 2031-03-25

Abstract

The utility model discloses a battery impact test device, including protective box and fixed establishment, place the battery on placing the platform, then rotate the double-end lead screw through the hand wheel, the rotation of double-end lead screw drives the slip that two sliders are close to each other on the slide bar, two sliders drive two clamp blocks and extrude two mounting panels, make two mounting panels drive two contact blocks and press from both sides the battery tightly and fix on placing the platform, through the symmetrical installation setting of two sliders and two connecting rods, also adjust the battery to the central point of placing the platform top surface when two contact blocks carry out the centre gripping fixed to the battery, guarantee the accuracy of heavy object when the weight is falling down and striking the battery, reduce the experimental error; through the concave arrangement of the contact surface of the contact block and the convex ribs arranged on the concave surface, the contact area of the contact block and the battery is increased, and meanwhile, the friction force between the contact block and the battery is also improved, namely, the stability of fixing the battery is improved.

Description

Battery impact test device

Technical Field

The utility model relates to an experimental apparatus technical field specifically is a battery impact test device.

Background

Batteries are energy conversion and storage devices, are used more and more frequently in daily life, and almost become indispensable articles in life. As batteries are used more and more widely in the communication and lighting fields, the requirements on the safety performance of the batteries are higher and higher, and the impact test is one of the safety indexes of the batteries.

The current battery impact test device is when placing the battery, and the skew takes place for the battery easily, can't contact with the center of battery when leading to the weight tenesmus striking, and the error that leads to the experimental result is big, so need design a battery impact test device in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery impact test device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a battery impact test device, includes protection box and fixed establishment, the inside bottom surface central point of protection box puts fixed connection and is provided with places the platform, fixed establishment sets up in protection box and is located protection box's lower part, and protection box's top surface bilateral symmetry fixed mounting is provided with the bearing frame, two it is provided with the wrapping post to rotate the installation between the bearing frame, the peripheral fixed connection of wrapping post is provided with the rope, the one end that the wrapping post was kept away from to the rope slides and runs through protection box's top surface and stretch into protection box, and the rope is located the inside one end fixed connection of protection box and is provided with the heavy object, the heavy object is located places the platform directly over, and protection box's top surface installation is provided with the motor just the output axle head and the wrapping post transmission of motor are connected and are set up.

Further, fixed establishment includes connecting seat, connecting rod, mounting panel, contact piece and actuating mechanism, and two inboard symmetrical fixed mountings of protection box are provided with the connecting seat, the connecting seat is connected and is provided with the connecting rod, the one end and the connecting seat of connecting rod articulate the setting, and other end fixed connection is provided with the mounting panel, the equal fixed mounting in the side that two mounting panels are relative is provided with the second connecting seat, and on the length direction of mounting panel about the symmetrical fixed connection of second connecting seat is provided with two second springs, and the common fixed connection of one end that the mounting panel was kept away from to two second springs on the same mounting panel is provided with the contact piece, the side fixed connection that the contact piece is close to the mounting panel is provided with the lug with the articulated setting of second connecting seat.

Further, actuating mechanism sets up in the inside bottom surface of protective housing and uses with two mounting panel cooperations, and actuating mechanism includes double lead screw, slide bar, slider and clamp splice, rotates between protective housing's the both sides to install and is provided with double lead screw and be provided with two slide bars about double lead screw symmetry fixed connection, and double lead screw's one end is rotated and is run through protective housing and fixed connection and be provided with the outside hand wheel that is located protective housing, and symmetrical threaded connection is provided with two on the double lead screw the slider, slider and two slide bar sliding connection set up, and the top surface fixed connection of slider is provided with the clamp splice, two clamp splices set up with two mounting panel contacts respectively.

Furthermore, the opposite surfaces of the two contact blocks are all arranged in a concave manner, and a plurality of convex ribs are arranged on the concave surfaces.

Further, the two inner sides of the protective box body are provided with telescopic rods in a symmetrical and fixed connection mode, the telescopic rods are arranged on the two inner sides of the protective box body and close to the top end of the protective box body, the mounting seat is arranged on the opposite end of each telescopic rod in a fixed connection mode, guide wheels are arranged in the mounting seat in a rotating mode and are in contact with the two sides of the heavy object respectively, and a first spring is arranged on the periphery of a sliding rod in each telescopic rod.

Furthermore, the fixed mounting of the edge position of the opening end of the protection box body is provided with two hinged pieces, two the hinged pieces are connected and are provided with a box door matched with the protection box body for use, the equal fixed connection in the position that the bottom surface of the protection box body is close to four corners is provided with a pillar, and the bottom surface of the pillar is connected and is provided with a foot pad.

Compared with the prior art, the beneficial effects of the utility model are that: experiment the utility model discloses in also carrying out the aligning operation to the battery in the experiment when realizing fixing through fixed establishment's setting, improved the accuracy of battery striking experiment.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic diagram of a three-dimensional structure of the middle contact block of the present invention.

In the figure: 1-a box door, 2-a protective box body, 3-a hinge piece, 4-a support column, 5-a foot pad, 6-a placing table, 7-a slide block, 8-a slide rod, 9-a double-head screw rod, 10-a clamping block, 11-a hand wheel, 12-a connecting rod, 13-a connecting seat, 14-a telescopic rod, 15-a first spring, 16-a mounting seat, 17-a guide wheel, 18-a motor, 19-a rope, 20-a winding column, 21-a bearing seat, 22-a mounting plate, 23-a second spring, 24-a second connecting seat, 25-a lug, 26-a contact block, 27-a convex edge and 28-a heavy object.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

please refer to fig. 1-3, in the embodiment of the utility model, a battery impact test device, including protective housing 2 and fixed establishment, protective housing 2's inside bottom surface central point puts fixed connection and is provided with places platform 6, fixed establishment sets up in protective housing 2 and is located protective housing 2's lower part, protective housing 2's top surface bilateral symmetry fixed mounting is provided with bearing frame 21, it is provided with wrapping post 20 to rotate the installation between two bearing frames 21, wrapping post 20's peripheral fixed connection is provided with rope 19, rope 19 keeps away from wrapping post 20's one end and slides the top surface that runs through protective housing 2 and stretches into protective housing 2, rope 19 is located protective housing 2's inside one end fixed connection and is provided with heavy object 28, heavy object 28 is located and places platform 6 directly over, protective housing 2's top surface installation is provided with motor 18 and motor 18's output axle head and wrapping post 20 transmission connection setting.

Further, the fixing mechanism includes a connecting seat 13, a connecting rod 12, a mounting plate 22, a contact block 26 and a driving mechanism, two inner side symmetrical fixed installations of the protective box body 2 are provided with the connecting seat 13, the connecting seat 13 is connected and provided with the connecting rod 12, one end of the connecting rod 12 is hinged to the connecting seat 13, the other end fixed connection is provided with the mounting plate 22, two opposite side surfaces of the mounting plate 22 are respectively provided with a second connecting seat 24 in a fixed installation manner, two second springs 23 are arranged on the length direction of the mounting plate 22 in a symmetrical fixed connection manner relative to the second connecting seat 24, the two second springs 23 on the same mounting plate 22 are far away from the common fixed connection of one end of the mounting plate 22 and are provided with the contact block 26, and the side surface fixed connection of the contact block 26 close to the mounting plate 22 is provided with a convex block 25 hinged to the second connecting seat 24.

Further, actuating mechanism sets up in the inside bottom surface of protective housing 2 and uses with two mounting panels 22 cooperations, actuating mechanism includes double lead screw 9, slide bar 8, slider 7 and clamp splice 10, it is provided with double lead screw 9 and is provided with two slide bars 8 about double lead screw 9 symmetry fixed connection to rotate the installation between protective housing 2's the both sides, the one end of double lead screw 9 is rotated and is run through protective housing 2 and fixed connection is provided with the hand wheel 11 that is located protective housing 2 outside, the last symmetrical threaded connection of double lead screw 9 is provided with two sliders 7, slider 7 and two slide bar 8 sliding connection set up, the top surface fixed connection of slider 7 is provided with clamp splice 10, two clamp splice 10 contact the setting with two mounting panels 22 respectively.

Further, the opposite surfaces of the two contact blocks 26 are recessed, and the recessed surfaces are provided with a plurality of ribs 27.

Further, the edge position of the opening end of the protection box body 2 is fixedly provided with two hinged parts 3, the two hinged parts 3 are connected with a box door 1 which is matched with the protection box body 2 for use, the positions of the bottom surface of the protection box body 2, which are close to the four corners, are fixedly connected with a support column 4, and the bottom surface of the support column 4 is connected with a foot pad 5.

The working principle is as follows: the battery is placed on a placing table 6, then a hand wheel 11 rotates a double-end lead screw 9, the rotation of the double-end lead screw 9 drives two sliders 7 to slide on a sliding rod 8 in a mutually close manner, the two sliders 7 drive two clamping blocks 10 to extrude two mounting plates 22, so that the two mounting plates 22 drive two contact blocks 26 to clamp and fix the battery on the placing table 6, the battery is adjusted to the central position of the top surface of the placing table 6 while the two contact blocks 26 clamp and fix the battery through the symmetrical mounting arrangement of the two sliders 7 and two connecting rods 12, the accuracy of a heavy object 28 when the heavy object 28 impacts the battery under the weight is ensured, experimental errors are reduced, the contact surfaces of the contact blocks 26 and the battery are kept at the maximum area in the process of clamping the battery through the second connecting seat 24, the convex block 25 and the second spring 23, the concave arrangement of the contact surfaces of the contact blocks 26 and the convex ribs 27 arranged on the concave surfaces, the contact area of the contact block 26 and the battery is increased, and meanwhile, the friction force between the contact block 26 and the battery is also increased, namely, the stability of fixing the battery is improved; in the experiment, the winding post 20 is driven by the positive and negative rotation of the motor 18 to wind and lower the rope 19 so as to realize the ascending and descending of the heavy object 28; experiment the utility model discloses in also carrying out the aligning operation to the battery in the experiment when realizing fixing through fixed establishment's setting, improved the accuracy of battery striking experiment.

Example 2:

referring to fig. 1, on the basis of embodiment 1, two inner sides of the protective box 2 near the top end are symmetrically and fixedly connected with telescopic rods 14, opposite ends of the two telescopic rods 14 are fixedly connected with mounting seats 16, guide wheels 17 are rotatably mounted in the mounting seats 16, the two guide wheels 17 are respectively in contact with two sides of a heavy object 28, and a first spring 15 is mounted on the periphery of a sliding rod in the telescopic rod 14.

The working principle is as follows: through the arrangement of the telescopic rod 14, the first springs 15, the mounting seat 16 and the guide wheel 17, when the weight 28 is in an initial state, the elastic force of the two first springs 15 enables the sliding rod in the telescopic rod 14 to drive the guide wheel 17 in the contact block 26 to extrude the weight 28, the initial position of the weight 28 is ensured to be positioned right above the battery, and through the arrangement, the accuracy of an experiment is further improved.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A battery impact test device comprises a protective box body (2) and a fixing mechanism, and is characterized in that a placing table (6) is fixedly connected and arranged at the center of the inner bottom surface of the protective box body (2), the fixing mechanism is arranged in the protective box body (2) and is positioned at the lower part of the protective box body (2), bearing seats (21) are symmetrically and fixedly arranged at two sides of the top surface of the protective box body (2), a winding post (20) is rotatably arranged between the two bearing seats (21), a rope (19) is fixedly connected and arranged at the periphery of the winding post (20), one end, far away from the winding post (20), of the rope (19) penetrates through the top surface of the protective box body (2) in a sliding manner and extends into the protective box body (2), a heavy object (28) is fixedly connected and arranged at one end, positioned in the protective box body (2), of the rope (19), and the heavy object (28) is positioned right above the placing table (6), the top surface of the protection box body (2) is provided with a motor (18), and the output shaft end of the motor (18) is in transmission connection with the winding post (20).

2. The battery impact test device according to claim 1, wherein the fixing mechanism comprises a connecting seat (13), a connecting rod (12), a mounting plate (22), a contact block (26) and a driving mechanism, the connecting seat (13) is symmetrically and fixedly arranged on two inner sides of the protective box body (2), the connecting rod (12) is connected and arranged on the connecting seat (13), one end of the connecting rod (12) is hinged with the connecting seat (13), the mounting plate (22) is fixedly connected and arranged on the other end of the connecting rod, second connecting seats (24) are fixedly arranged on the opposite side surfaces of the two mounting plates (22), two second springs (23) are symmetrically and fixedly connected and arranged on the mounting plate (22) in the length direction relative to the second connecting seats (24), the contact block (26) is fixedly connected and arranged on one end, far away from the mounting plate (22), of the two second springs (23) on the same mounting plate (22), the side surface of the contact block (26) close to the mounting plate (22) is fixedly connected with a convex block (25) which is hinged with the second connecting seat (24).

3. The battery impact test device according to claim 2, wherein the driving mechanism is arranged on the bottom surface inside the protective box body (2) and used in cooperation with the two mounting plates (22), the driving mechanism comprises a double-end lead screw (9), two slide rods (8), a sliding block (7) and a clamping block (10), the double-end lead screw (9) is rotatably arranged between the two sides of the protective box body (2), the two slide rods (8) are symmetrically and fixedly connected with the double-end lead screw (9), one end of the double-end lead screw (9) penetrates through the protective box body (2) in a rotating manner and is fixedly connected with a hand wheel (11) positioned outside the protective box body (2), the two sliding blocks (7) are symmetrically and threadedly connected with each other on the double-end lead screw (9), the sliding blocks (7) are slidably connected with the two slide rods (8), the clamping block (10) is fixedly connected with the top surface of the sliding blocks (7), the two clamping blocks (10) are respectively arranged in contact with the two mounting plates (22).

4. A battery impact testing apparatus according to claim 2, wherein the opposing faces of the two contact blocks (26) are recessed and the recessed faces are provided with a plurality of ribs (27).

5. The battery impact test device according to claim 1, wherein telescopic rods (14) are symmetrically and fixedly connected to two inner sides of the protective box body (2) near the top end, a mounting seat (16) is fixedly connected to each of two opposite ends of the telescopic rods (14), guide wheels (17) are rotatably mounted in the mounting seat (16), the two guide wheels (17) are respectively arranged in contact with two sides of the weight (28), and a first spring (15) is mounted on the periphery of a sliding rod in the telescopic rod (14).

6. The battery impact test device according to claim 1, wherein two hinged members (3) are fixedly installed at the edge position of the opening end of the protection box body (2), two hinged members (3) are connected with a box door (1) matched with the protection box body (2), a support column (4) is fixedly connected at the position, close to four corners, of the bottom surface of the protection box body (2), and a foot pad (5) is connected and arranged at the bottom surface of the support column (4).