CN215525993U

CN215525993U - High temperature surge tank of security

Info

Publication number: CN215525993U
Application number: CN202122015229.0U
Authority: CN
Inventors: 郭志辉; 许杰; 杜航; 张昆; 张科; 张天懿
Original assignee: Beijing Guoji Kehang Third Generation Semiconductor Detection Technology Co ltd
Current assignee: Beijing Guoji Kehang Third Generation Semiconductor Detection Technology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-14
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a high-safety temperature impact box, which comprises a high-temperature box, a low-temperature box and a baffle plate between the high-temperature box and the low-temperature box; the middle of the baffle is provided with a test basket which comprises a plurality of groups of test basket side walls which are symmetrically distributed left and right and test basket cover plates at the upper end and the lower end of the test basket side walls; the contact end of the baffle plate and the side wall of the test basket is provided with a matched limiting wheel; a groove is formed in one end, far away from the side wall of the test basket, of the test basket cover plate, and ejector blocks matched with the upper end face of the high-temperature box and the lower end face of the low-temperature box are arranged on the upper end face of the high-temperature box and the lower end face of the low-temperature box respectively; a lead screw is connected with the side wall of the test basket through an internal thread, and the upper end of the lead screw is arranged on the upper end surface of the high-temperature box; the lower end of the screw rod penetrates out of the low-temperature box, the screw rod at one end is connected with a forward and reverse rotating motor, and the screw rod at the other end is rotatably arranged on the mounting plate; the two lead screws are connected together through a driving gear, a driven gear and a chain. The temperature impact box with high safety is simple in structure, convenient to operate, high-temperature and low-temperature tests are stably operated, and the safety performance is high.

Description

High temperature surge tank of security

Technical Field

The utility model relates to the field of temperature shock boxes, in particular to a temperature shock box with high safety.

Background

The temperature impact box is used for providing reliability tests, product screening tests and the like for the safety performance tests of the electronic components, and meanwhile, the reliability of the product can be improved and the quality of the product can be controlled by testing the electronic components through the device. Most of the existing temperature impact boxes are used for testing single temperature, and low-temperature impact boxes or high-temperature impact boxes are inconvenient to use and complex to operate. Based on the temperature impact box, the utility model provides the temperature impact box with high safety, which is used for realizing the reliability test of electronic components in two states of high temperature and low temperature in the same equipment.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a temperature surge tank with high safety, solving the above mentioned problems.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model discloses a high-safety temperature impact box, which comprises a high-temperature box and a low-temperature box which are symmetrically distributed up and down, wherein the high-temperature box and the low-temperature box are separated by a baffle plate, and the baffle plate is a partition plate with an opening in the middle; the side wall of the high-temperature box is provided with a high-temperature fan, and the side wall of the low-temperature box is provided with a low-temperature fan; a test basket is arranged at an opening in the middle of the baffle, the test basket comprises a plurality of groups of test basket side walls which are symmetrically distributed left and right, and test basket cover plates are arranged at the upper end and the lower end of each of the plurality of groups of test basket side walls; one end of the baffle, facing the side wall of the test basket, is rotatably provided with a limiting wheel matched with the side wall of the test basket; a plurality of grooves are formed in one end, far away from the side wall of the test basket, of the test basket cover plate, and ejector blocks matched with the grooves are arranged on the upper end face of the high-temperature box and the lower end face of the low-temperature box; a screw rod is connected with the inner part of the side wall of the test basket in a threaded manner, and the upper end of the screw rod is rotatably arranged on the upper end surface of the high-temperature box; the lower end of the screw rod penetrates out of the low-temperature box, the screw rod at one end is connected with a forward and reverse rotating motor, and the screw rod at the other end is rotatably arranged on the mounting plate; the driving gear is connected to a key on a lead screw connected with the forward and reverse rotating motor, the driven gear is arranged on the lead screw of the mounting plate, and the driving gear and the driven gear are connected together through a chain.

Furthermore, an air outlet is formed in the top of the high-temperature box.

Still further, positive reverse motor and mounting panel all set up at the motor install bin.

Still further, a plurality of universal wheels are symmetrically arranged at the bottom of the motor installation box.

Still further, an internal thread meshed with the lead screw is formed in the side wall of the test basket.

Compared with the prior art, the utility model has the beneficial technical effects that:

the utility model discloses a high temperature impact case of security places electronic components on the test basket when using, then according to the test temperature demand, through starting the motor that just reverses, realizes reciprocating of test basket on the lead screw, and is convenient, swift, efficient. In the process of moving the test basket up and down, the side wall of the test basket moves up and down under the limiting action of the limiting wheel, so that the problem of transverse jumping is avoided, and the stability in the process of moving up and down is improved; when the test basket moves to a proper position, the upper groove of the cover plate of the test basket is matched with the top block, so that the problem of potential safety hazards caused by continuous upward movement or downward movement of the test basket is avoided, and the moving distance and the moving safety are guaranteed practically. In addition, positive and negative motor and transmission install in the motor install bin, not only avoid the external world to produce the influence to its operation, can also play the purpose of making an uproar that falls to a certain extent, and the noise abatement is to operating personnel's healthy influence, ensures operating personnel physical and mental health. In a word, the high-safety temperature impact box has the advantages of simple structure, convenience in operation, stable operation of high and low temperature tests and high safety performance.

Drawings

The utility model is further illustrated in the following description with reference to the drawings.

FIG. 1 is a view showing a structure of a high-safety temperature surge tank according to the present invention in a high temperature state;

FIG. 2 is an enlarged view of a portion of the temperature surge tank of the present invention with high safety;

FIG. 3 is a cross-sectional view of the motor mounting case;

FIG. 4 is a top view of the spacing wheel;

FIG. 5 is a view showing the structure of a temperature surge tank having high safety in a low temperature state according to the present invention;

description of reference numerals: 1. a high temperature chamber; 2. a low temperature chamber; 3. a baffle plate; 4. a limiting wheel; 5. testing the side wall of the basket; 6. a lead screw; 7. a test basket cover plate; 8. a groove; 9. a high temperature fan; 10. a low temperature fan; 11. a top block; 12. a motor installation box; 13. a positive and negative rotation motor; 14. mounting a plate; 15. a universal wheel; 16. a driving gear; 17. a driven gear; 18. and a chain.

Detailed Description

As shown in fig. 1-5, a high-safety temperature surge tank comprises a high-temperature tank 1 and a low-temperature tank 2 which are symmetrically distributed from top to bottom, wherein the high-temperature tank 1 and the low-temperature tank 2 are separated by a baffle 3, and the baffle 3 is a partition plate with an opening in the middle; the side wall of the high-temperature box 1 is provided with a high-temperature fan 9, and the high-temperature fan 9 sends high-temperature air to test the performance of the electronic element device at high temperature; and a low-temperature fan 10 is arranged on the side wall of the low-temperature box 2, and low-temperature air is delivered more rapidly at a low temperature of 10 degrees, so that the performance of the electronic unit is tested at a low temperature. The air outlet is installed at 1 top of high-temperature box, guarantees that wind can come out from inside, keeps the inside wind pressure of box stable, avoids the too high potential safety hazard that produces of wind pressure.

The middle opening of the baffle 3 is provided with a test basket, the test basket comprises a plurality of groups of test basket side walls 5 which are symmetrically distributed, and a plurality of groups of test basket cover plates 7 are arranged at the upper end and the lower end of each test basket side wall 5. The baffle 3 towards the rotatable installation of the one end of test basket lateral wall 5 with test basket lateral wall 5 assorted spacing wheel 4, test basket lateral wall 5 reciprocates under spacing wheel 4 effect, can not produce the lateral runout risk. Test basket apron 7 is kept away from a plurality of recess 8 has been seted up to the one end of test basket lateral wall 5, all install on 1 up end of high-temperature box and 2 lower terminal surfaces of low-temperature box with recess 8 assorted kicking block 11, when the test basket removed suitable position, kicking block 11 can support in recess 8 for the test basket is not removing, has guaranteed test basket removal security, has restricted test basket and has removed the longest distance. Meanwhile, the problem that the limiting wheel 4 is damaged when the test basket continuously moves upwards or downwards is avoided, and the safe, stable and coordinated operation of all parts is practically ensured.

The testing basket is characterized in that a lead screw 6 is connected to the inner thread of the testing basket side wall 5, an inner thread meshed with the lead screw 6 is formed in the testing basket side wall 5, and relative movement between the testing basket side wall 5 and the lead screw 6 is achieved according to the lead screw principle. The upper end of the screw rod 6 is rotatably arranged on the upper end surface of the high-temperature box 1, only rotates and does not move in other directions. After the lower end of the screw rod 6 penetrates out of the low-temperature box 2, the screw rod 6 at one end is connected with a forward and reverse rotating motor 13, and the screw rod 6 at the other end is rotatably arranged on a mounting plate 14. The lead screw 6 connected with the forward and reverse rotation motor 13 is connected with a driving gear 16 in a key mode, the lead screw 6 mounted on the mounting plate 14 is connected with a driven gear 17 in a key mode, and the driving gear 16 and the driven gear 17 are connected together through a chain 18. The positive and negative rotation motor 13 is started, the lead screw 6 rotates to drive the driving gear 16 to rotate, the driving gear 16 drives the driven gear 17 to rotate through the chain 18, synchronous rotation of the lead screw 6 is finally achieved, the up-and-down movement stability of the test basket is guaranteed, and then the safety is improved.

The forward and reverse rotation motor 13 rotates forward, the test basket moves to the position shown in figure 1, and the high-temperature performance test is carried out on the electrical appliance element; the forward and reverse rotation motor 13 rotates reversely, the test basket moves to the position shown in figure 5, and the performance test of the electrical elements at low temperature is carried out.

The motor installation box 12 is installed at positive reverse motor 13 and mounting panel 14, a plurality of universal wheel 15 is installed to the bottom symmetry of motor installation box 12.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a high temperature surge tank of security which characterized in that: the device comprises a high-temperature box (1) and a low-temperature box (2) which are symmetrically distributed up and down, wherein the high-temperature box (1) and the low-temperature box (2) are separated by a baffle (3), and the baffle (3) is a partition plate with an opening in the middle; a high-temperature fan (9) is arranged on the side wall of the high-temperature box (1), and a low-temperature fan (10) is arranged on the side wall of the low-temperature box (2); a testing basket is arranged at an opening in the middle of the baffle (3), the testing basket comprises a plurality of groups of testing basket side walls (5) which are symmetrically distributed left and right, and testing basket cover plates (7) are arranged at the upper end and the lower end of the plurality of groups of testing basket side walls (5); one end of the baffle (3) facing the side wall (5) of the test basket is rotatably provided with a limiting wheel (4) matched with the side wall (5) of the test basket; a plurality of grooves (8) are formed in one end, far away from the side wall (5), of the test basket cover plate (7), and ejector blocks (11) matched with the grooves (8) are arranged on the upper end face of the high-temperature box (1) and the lower end face of the low-temperature box (2); a lead screw (6) is connected to the inner part of the side wall (5) of the test basket in a threaded manner, and the upper end of the lead screw (6) is rotatably arranged on the upper end surface of the high-temperature box (1); the lower end of the lead screw (6) penetrates out of the low-temperature box (2), the lead screw (6) at one end is connected with a forward and reverse rotation motor (13), and the lead screw (6) at the other end is rotatably arranged on a mounting plate (14); the lead screw (6) of connecting just reversing motor (13) is gone up the key and is connected with driving gear (16), sets up key connection has driven gear (17) on lead screw (6) of mounting panel (14), link together through chain (18) between driving gear (16) and driven gear (17).

2. The high-safety temperature surge tank of claim 1, wherein: an air outlet is arranged at the top of the high-temperature box (1).

3. The high-safety temperature surge tank of claim 1, wherein: the forward and reverse rotation motor (13) and the mounting plate (14) are both arranged on the motor mounting box (12).

4. The high-safety temperature surge tank of claim 3, wherein: the bottom of the motor installation box (12) is symmetrically provided with a plurality of universal wheels (15).

5. The high-safety temperature surge tank of claim 1, wherein: and the side wall (5) of the test basket is provided with an internal thread meshed with the lead screw (6).