CN213903261U

CN213903261U - Aging box

Info

Publication number: CN213903261U
Application number: CN202023078040.8U
Authority: CN
Inventors: 黄初期
Original assignee: Guangdong Zhongzhi Testing Instrument Co ltd
Current assignee: Guangdong Zhongzhi Testing Instrument Co ltd
Priority date: 2020-12-20
Filing date: 2020-12-20
Publication date: 2021-08-06
Anticipated expiration: 2030-12-20

Abstract

The utility model relates to an aging box. The testing device comprises a box body, wherein the box body is provided with a testing cavity, and the middle part of the testing cavity is provided with a bracket; the top surface of the testing cavity is provided with a light-emitting module, the box body is also provided with a heating cavity, the heating cavity is positioned at one side of the testing cavity, a heating device is arranged in the heating cavity, the upper end of the heating cavity is provided with an air inlet hole, the lower end of the testing cavity is provided with a partition plate, an air inlet space is formed between the partition plate and the bottom surface of the testing cavity, the air inlet space is communicated with the lower end of the heating cavity, and the lower end of the heating cavity is provided with an air inlet fan; the baffle is provided with a plurality of through holes, the upper end of the test cavity is provided with an exhaust hole, and one side of the exhaust hole is provided with an exhaust fan. The utility model discloses provide the heat to the test cavity through setting up the heating cavity on the basis of current ageing oven, through setting up exhaust hole and exhaust fan, the air that will test the cavity is constantly discharged to make the gas composition of test cavity keep unanimous basically with the external world, realize the aging testing of product oxidation.

Description

Aging box

Technical Field

The utility model relates to an environmental test technical field especially relates to an aging box.

Background

At present, many industrial products need to be subjected to an aging test before leaving factories to detect the service life of the industrial products; the existing aging box mainly detects high temperature and strong light; and the aging box body is in a closed state under most conditions; when a plurality of products are normally used, the service life of the products is influenced by oxidation besides illumination and temperature, the products are gradually oxidized and corroded in the using process, and the conventional aging box is basically a closed box body, so that the aging test cannot be performed aiming at the oxidation of the products.

Disclosure of Invention

An object of the utility model is to provide an ageing oven to prior art not enough, this ageing oven can carry out the aging test of high temperature, illumination and oxidation.

An aging box comprises a box body, wherein the box body is provided with a testing cavity with an opening at the front end, the front end of the testing cavity is connected with a sealing door, and the middle part of the testing cavity is provided with a bracket for accommodating a testing sample; the top surface of the testing cavity is provided with a light-emitting module, the box body is also provided with a heating cavity, the heating cavity is positioned at one side of the testing cavity, a heating device is arranged in the heating cavity, the upper end of the heating cavity is provided with an air inlet hole, the lower end of the testing cavity is provided with a partition plate, an air inlet space is formed between the partition plate and the bottom surface of the testing cavity, the air inlet space is communicated with the lower end of the heating cavity, and the lower end of the heating cavity is provided with an air inlet fan for exhausting air to the air inlet space; the baffle is equipped with a plurality of through-holes, the upper end of test cavity is equipped with the exhaust hole and one side in exhaust hole is equipped with exhaust fan.

The energy converter comprises two channels, namely a heating channel and a refrigerating channel, wherein the exhaust hole is connected with an exhaust pipe; the outlet of the heating channel is communicated with the heating cavity, and the inlet of the heating channel is connected with the air inlet through a pipeline.

Furthermore, the middle part of the support is provided with a rotating shaft, the upper end of the rotating shaft is movably connected with the top of the test cavity, the lower end of the rotating shaft is movably connected with the test cavity, penetrates through the test cavity and is connected with a rotary driving mechanism for driving the support to rotate, the side surface of the rotating shaft is connected with N rotating arms, and the end parts of the rotating arms are connected with a clamp.

Preferably, the rotating arms are distributed at equal intervals up and down, and the included angle between every two adjacent rotating arms is M degrees; m = 360/N. N, M are all natural numbers and N is greater than 3.

Furthermore, the clamp comprises a fixed clamping block and a movable clamping block, the rotating arm is provided with a guide rail, the movable clamping block is provided with a guide groove, the movable clamping block is connected with the rotating arm in a sliding manner, and the fixed clamping block is fixed on the rotating arm; the movable clamping block is connected with a bolt, and the fixed clamping block is provided with a threaded hole matched with the bolt.

Furthermore, the rotary driving mechanism comprises a driving motor, and the driving motor is in driving connection with the rotating shaft through a transmission mechanism.

Preferably, the transmission mechanism comprises a driven pulley connected with the rotating shaft and a driving pulley connected with the rotating shaft of the driving motor, and the driving pulley is connected with the driven pulley through a belt.

Further, the light emitting module is ring-shaped.

The utility model has the advantages that: the utility model discloses provide the heat to the test cavity through setting up the heating cavity on the basis of current high temperature, the ageing box of illumination, through setting up exhaust hole and exhaust fan, the air that will test the cavity is constantly discharged to make the gas composition of test cavity keep unanimous basically with the external world, thereby realize the aging testing of product oxidation.

Drawings

Fig. 1 is a schematic cross-sectional structure diagram of the present embodiment.

Fig. 2 is a second schematic sectional view of the present embodiment.

Fig. 3 is a schematic structural view of the clamping block matched with the rotating arm.

The reference numerals include:

1-a box body; 2-test chamber; 3-a bearing; 4-exhaust hole; 5-exhaust fan; 6-air inlet hole; 7-heating the cavity; 8-a heating device; 9-air intake fan; 10-sealing door; 11-a rotating shaft; 12-rotating arm; 13-a clamp; 14-a separator; 15-air intake space; 16-through hole; 17-a transmission mechanism; 18-drive motor; 19-an exhaust duct; 20-a pipeline; 21-transducer; 22-air outlet pipe; 23-light emitting module; 131-movable clamp splice; 132-fixed clamping block; 133-bolt; 121-guide rail.

Detailed Description

The following detailed description of the present invention is made with reference to the accompanying drawings. As shown in fig. 1-3.

Example 1: an aging box comprises a box body 1, wherein the box body 1 is provided with a testing cavity 2 with an opening at the front end, the front end of the testing cavity 2 is connected with a sealing door 10, and the middle part of the testing cavity 2 is provided with a bracket for accommodating a testing sample; the top surface of the testing cavity 2 is provided with a light-emitting module 23, the box body 1 is also provided with a heating cavity 7, the heating cavity 7 is positioned at one side of the testing cavity 2, a heating device 8 is arranged in the heating cavity 7, the upper end of the heating cavity 7 is provided with an air inlet 6, the lower end of the testing cavity 2 is provided with a partition plate 14, an air inlet space 15 is formed between the partition plate 14 and the bottom surface of the testing cavity 2, the air inlet space 15 is communicated with the lower end of the heating cavity 7, and the lower end of the heating cavity 7 is provided with an air inlet fan 9 for exhausting air to the air inlet space 15; the partition board 14 is provided with a plurality of through holes 16, the upper end of the test cavity 2 is provided with an exhaust hole 4, and one side of the exhaust hole 4 is provided with an exhaust fan 5.

When the technical scheme works, the sealing door 10 is opened, then a test sample is fixed on the clamp 13, and then the sealing door 10 is closed; then the light-emitting module 23, the heating device 8, the air intake fan 9 and the exhaust fan 5 work; the light-emitting module 23 emits light, the heating device 8 heats the air in the heating cavity 7, the hot air enters the air inlet space 15 under the action of the air inlet fan 9 and enters the testing cavity 2 through the through hole 16 of the partition plate 14 to heat the testing sample; the airflow is finally exhausted out of the testing cavity 2 through the exhaust hole 4 under the action of the exhaust fan 5; in the process, air in the heating cavity 7 is supplemented through the air inlet holes 6, so that external air continuously enters the testing cavity 2, the situation that the internal air is not replaced is avoided, and the oxidation test of a test sample can be realized. The heating device 8 comprises a support frame and a plurality of groups of heating wires fixed on the support frame.

Referring to fig. 2, further, the air conditioner further comprises an energy converter 21, the exhaust hole 4 is connected with an exhaust pipeline 19, the energy converter 21 comprises two channels, namely a heating channel and a refrigerating channel, the exhaust pipeline 19 is connected with an inlet of the refrigerating channel, an outlet of the refrigerating channel is connected with an air outlet pipe 22, and the air outlet pipe 22 extends out of the box body 1; the outlet of the heating channel is communicated with the heating cavity 7, and the inlet of the heating channel is connected with the air inlet 6 through a pipeline 20.

In the course of the work, carry more heat through the gas of exhaust hole 4 outside exhaust, in order to save energy, this technical scheme has set up transducer 21, retrieves this heat energy. The gas exhausted through the exhaust hole releases heat when flowing through the heat exchanger, and the temperature is reduced; the gas entering the heating chamber 7 is preheated by the heat exchanger, thereby effectively reducing the energy consumed by the heating device 8.

Further, the middle part of support is equipped with pivot 11, the upper end of pivot 11 and the top swing joint of test cavity 2, the lower extreme of pivot 11 and test cavity 2 swing joint and pass test cavity 2 and be connected with and be used for the rotatory rotary driving mechanism of drive support, the side of pivot 11 is connected with N rocking arm 12, the end connection of rocking arm 12 has anchor clamps 13.

In order to enable the illumination environments of the test products to be the same or similar, the technical scheme is that the support is set to be a rotary support, and the rotary driving mechanism drives the rotary shaft 11 to rotate; in the specific arrangement, the rotating arm 12 and the clamp 13 are the same in size. Secondly, when the support is rotatory, still play the stirring effect for the temperature uniformity in the test cavity 2 is better.

Preferably, the rotating arms 12 are distributed at equal intervals, and the included angle between two adjacent rotating arms 12 is M degrees; m = 360/N. N, M are all natural numbers and N is greater than 3.

The rotating arms 12 are uniformly distributed, and included angles between the adjacent rotating arms 12 are equal, so that when the support rotates, spiral air flow is formed in the test cavity 2, and the air stirring effect is good.

Referring to fig. 3, further, the clamp 13 includes a fixed clamping block 132 and a movable clamping block 131, the rotating arm 12 is provided with a guide rail 121, the movable clamping block 131 is provided with a guide groove, the movable clamping block 131 is slidably connected with the rotating arm 12, and the fixed clamping block 132 is fixed to the rotating arm 12; the movable clamping block 131 is connected with a bolt 133, and the fixed clamping block 132 is provided with a threaded hole matched with the bolt 133.

In order to fix the test conveniently, the technical scheme adopts the clamp 13, and the test sample is fixed through the combined clamp of the movable clamping block 131 and the fixed clamping block 132. The movable clamping block 131 is fixedly connected with the fixed clamping block 132 through a bolt 133.

Further, the rotation driving mechanism comprises a driving motor 18, and the driving motor 18 is in driving connection with the rotating shaft 11 through a transmission mechanism 17.

Preferably, the transmission mechanism 17 includes a driven pulley connected to the rotating shaft 11, and a driving pulley connected to the rotating shaft 11 of the driving motor 18, and the driving pulley is connected to the driven pulley by a belt.

The upper end and the lower end of the rotating shaft 11 are respectively connected with the upper end and the lower end of the cavity through the bearing 3, so that the rotating shaft 11 can rotate relative to the cavity, and when the driving support rotates, the driving motor 18 drives the rotating shaft 11 to rotate through the transmission mechanism 17; preferably, a speed reducer is provided between the driving motor 18 and the transmission mechanism 17, and may be provided in the housing 1 in order to control the rotation speed of the rotating shaft 11. The transmission mechanism 17 is a belt transmission mechanism 17, and has simple structure and convenient implementation. Of course, the transmission structure may be a gear transmission 17 or the like.

Further, the light emitting module 23 is ring-shaped.

The light emitting module 23 is in the prior art, and includes an LED circuit board and a lens, and after the light emitting module 23 is annularly disposed, the upper end of the rotating shaft 11 passes through the light emitting module 23, so as to prevent the light emitting module 23 from being blocked.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the present description should not be interpreted as a limitation to the present invention.

Claims

1. An aging box comprises a box body, wherein the box body is provided with a testing cavity with an opening at the front end, the front end of the testing cavity is connected with a sealing door, and the middle part of the testing cavity is provided with a bracket for accommodating a testing sample; the top surface of test cavity is equipped with light emitting module, the box still is equipped with the heating cavity, and the heating cavity is located one side of test cavity, heats the internal heating device that is equipped with of cavity, its characterized in that: the upper end of the heating cavity is provided with an air inlet, the lower end of the testing cavity is provided with a partition plate, an air inlet space is formed between the partition plate and the bottom surface of the testing cavity, the air inlet space is communicated with the lower end of the heating cavity, and the lower end of the heating cavity is provided with an air inlet fan used for exhausting air to the air inlet space; the baffle is equipped with a plurality of through-holes, the upper end of test cavity is equipped with the exhaust hole and one side in exhaust hole is equipped with exhaust fan.

2. The burn-in oven of claim 1, wherein: the energy converter comprises two channels, namely a heating channel and a refrigerating channel, wherein the exhaust hole is connected with an exhaust pipe; the outlet of the heating channel is communicated with the heating cavity, and the inlet of the heating channel is connected with the air inlet through a pipeline.

3. The burn-in oven of claim 1, wherein: the middle part of support is equipped with the pivot, the upper end of pivot and the top swing joint of test cavity, the lower extreme and the test cavity swing joint of pivot just pass the test cavity and be connected with the rotary driving mechanism who is used for driving the support rotation, the side of pivot is connected with N rocking arms, the end connection of rocking arm has anchor clamps.

4. The burn-in oven of claim 3 wherein: the rotating arms are distributed at equal intervals from top to bottom, and the included angle between every two adjacent rotating arms is M degrees; m = 360/N; n, M are all natural numbers and N is greater than 3.

5. The burn-in oven of claim 3 wherein: the clamp comprises a fixed clamping block and a movable clamping block, the rotating arm is provided with a guide rail, the movable clamping block is provided with a guide groove, the movable clamping block is connected with the rotating arm in a sliding manner, and the fixed clamping block is fixed on the rotating arm; the movable clamping block is connected with a bolt, and the fixed clamping block is provided with a threaded hole matched with the bolt.

6. The burn-in oven of claim 3 wherein: the rotary driving mechanism comprises a driving motor, and the driving motor is in driving connection with the rotating shaft through a transmission mechanism.

7. The burn-in oven of claim 6, wherein: the transmission mechanism comprises a driven belt pulley connected with the rotating shaft and a driving belt pulley connected with the rotating shaft of the driving motor, and the driving belt pulley is connected with the driven belt pulley through a belt.

8. The burn-in oven of claim 1, wherein: the light-emitting module is in a ring shape.