CN213699927U

CN213699927U - Air natural convection test box

Info

Publication number: CN213699927U
Application number: CN202022619892.7U
Authority: CN
Inventors: 崔峰
Original assignee: Dongguan Saisi Testing Equipment Co ltd
Current assignee: Dongguan Saisi Testing Equipment Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-07-16
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses an air natural convection test box, which comprises a machine body, wherein a first workbench is fixedly arranged at the middle part of one side of the inner wall of the machine body, a first heater is fixedly arranged at the center of the top part of the first workbench, a first fan is fixedly arranged at the top part of one side of the inner wall of the machine body, a second fan is fixedly arranged at the top part of the other side of the inner wall of the machine body, a control box is fixedly arranged at the center of the top part of the machine body, and a first controller, a second controller and a processor are sequentially and fixedly arranged in the control box from left to right, the supply device supplies heat, and the accuracy of the test is improved.

Description

Air natural convection test box

Technical Field

The utility model relates to a proof box field specifically is an air natural convection proof box.

Background

Convection refers to the relative flow caused by different temperatures of each part in a fluid, namely, the process of heat transfer of the fluid through macroscopic flow of each part of the fluid, in a liquid or a gas, a hotter part rises, a cooler part falls, circularly flows and is mixed with each other, and finally the temperature tends to be uniform.

Because the natural convection phenomenon of air is difficult to observe, people usually simulate the natural convection phenomenon in an effective space range through a test box, but the traditional test box has the problems of high and low temperature, low speed, long time and more energy consumption.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air natural convection proof box to propose in solving above-mentioned background art because the air natural convection phenomenon is difficult for observing, so people usually simulate out the natural convection phenomenon in effectual space range through the proof box, but traditional proof box has high low temperature rate for a long time, causes the more problem of energy consumption.

In order to achieve the above object, the utility model provides a following technical scheme: an air natural convection test box comprises a machine body, wherein a first working table is fixedly arranged in the middle of one side of the inner wall of the machine body, a first heater is fixedly arranged at the center of the top of the first workbench, a first fan is fixedly arranged at the top of one side of the inner wall of the machine body, a second fan is fixedly arranged at the top of the other side of the inner wall of the machine body, a temperature and humidity probe is fixedly arranged at the center of the top of the inner wall of the machine body, a supply device is fixedly arranged at the bottom of the inner wall of the machine body, a control box is fixedly arranged at the center of the top of the machine body, a first controller, a second controller and a processor are fixedly arranged in the control box from left to right in sequence, the temperature and humidity detecting head, the first controller and the second controller are all electrically connected with the processor, the switch is fixedly mounted at the bottom of one side of the machine body, and the processor and the first heater are all electrically connected with the external power supply through the switch.

As a preferred technical scheme of the utility model, the middle part fixed mounting of organism inner wall opposite side has the condenser plate, the inside fixed mounting of condenser plate has the condenser pipe, the bottom fixed mounting of organism opposite side has the moisturizing case, a plurality of scale mark has been seted up to the positive one side of moisturizing case, the fixed intercommunication in center at moisturizing case top has communicating pipe, communicating pipe passes the fixed intercommunication of condenser plate and condenser pipe's one end, one side fixed mounting of communicating pipe has the valve.

As a preferred technical scheme of the utility model, the replenishing device comprises second workstation, slide bar, slider, cold and hot case and driver, the spout has been seted up at the center at second workstation top, the middle part fixed mounting of spout inner wall has the slide bar, the outside sliding connection of slide bar has the slider, the top fixed mounting of slider has cold and hot case, the inside fixed mounting of slider has the driver, driver and treater electric connection.

As a preferred technical scheme of the utility model, the inside of cold and hot case is left to right separated for heating chamber and cooling chamber through the heat insulating board, the bottom fixed mounting of heating chamber inner wall has the second heater, the bottom fixed mounting of cooling chamber inner wall has the refrigerator, second heater and refrigerator all with treater electric connection.

As a preferred technical scheme of the utility model, the fixed surface of organism installs the heated board, the equal fixed mounting in corner of bottom of the body has the support column.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the insulation board achieves the effect of heat insulation, the influence of the environment temperature on the machine body is reduced, the temperature is more reliable, the error of test data is reduced, the accuracy is improved, the two fans push cold air and hot air to generate convection, the alternating speed of heat and cold air is accelerated, and the pressure intensity and the gas circulation in the machine body are ensured;

2. the supply device supplies heat, and the accuracy of the test is improved.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a schematic structural view of the replenishing device of the present invention;

fig. 3 is a schematic structural view of the micro cooling and heating box of the present invention.

In the figure: 1. a body; 2. a first table; 3. a first fan; 4. a temperature and humidity probe; 5. a second fan; 6. a condensing plate; 7. a condenser tube; 8. a valve; 9. a communicating pipe; 10. a water replenishing tank; 11. scale lines; 12. a support pillar; 13. a control box; 14. a replenishing device; 15. a first controller; 16. a second controller; 17. a processor; 18. a cold and hot box; 19. a driver; 20. a slider; 21. a slide bar; 22. a chute; 23. a thermal insulation board; 24. a heat insulation plate; 25. a second heater; 26. a refrigerator.

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.

Referring to fig. 1-3, the utility model provides an air natural convection test box, which comprises a machine body 1, a first workbench 2 is fixedly arranged at the middle part of one side of the inner wall of the machine body 1, a first heater is fixedly arranged at the center of the top of the first workbench 2, a first fan 3 is fixedly arranged at the top of one side of the inner wall of the machine body 1, a second fan 5 is fixedly arranged at the top of the other side of the inner wall of the machine body 1, a temperature and humidity detecting head 4 is fixedly arranged at the center of the top of the inner wall of the machine body 1, a supply device 14 is fixedly arranged at the bottom of the inner wall of the machine body 1, a control box 13 is fixedly arranged at the center of the top of the machine body 1, a first controller 15, a second controller 16 and a processor 17 are fixedly arranged in the control box 13 from left to right, the temperature and humidity detecting head 4, the first controller 15 and the, the processor 17 and the first heater are both electrically connected with an external power supply through a switch.

Preferably, the middle part fixed mounting of 1 inner wall opposite side of organism has condensing plate 6, the inside fixed mounting of condensing plate 6 has condenser pipe 7, the bottom fixed mounting of 1 opposite side of organism has moisturizing case 10, a plurality of scale mark 11 has been seted up to the positive one side of moisturizing case 10, the fixed intercommunication in center at moisturizing case 10 top has communicating pipe 9, communicating pipe 9 passes the fixed intercommunication of condenser plate 6 and condenser pipe 7's one end, one side fixed mounting of communicating pipe 9 has valve 8, moisturizing case 10 in time carries out the moisture replenishment through communicating pipe 9 to condenser pipe 7 in condensing plate 6, ensure that condensing plate 6 can normally refrigerate.

Preferably, the supplying device 14 is composed of a second workbench, a sliding rod 21, a sliding block 20, a cold and hot box 18 and a driver 19, a sliding groove 22 is formed in the center of the top of the second workbench, the sliding rod 21 is fixedly installed in the middle of the inner wall of the sliding groove 22, the sliding block 20 is connected to the outer side of the sliding rod 21 in a sliding mode, the cold and hot box 18 is fixedly installed on the top of the sliding block 20, the driver 19 is fixedly installed inside the sliding block 20, the driver 19 is electrically connected with the processor 17, and the sliding block 20 on the supplying device 14 drives the cold and hot box 18 to heat or refrigerate the position detected by the temperature and humidity.

Preferably, the inside of the cold and hot box 18 is divided into a heating chamber and a cooling chamber from left to right by a heat insulation plate 24, a second heater 25 is fixedly installed at the bottom of the inner wall of the heating chamber, a refrigerator 26 is fixedly installed at the bottom of the inner wall of the cooling chamber, both the second heater 25 and the refrigerator 26 are electrically connected with the processor 17, when the circulation of hot air is insufficient, the first controller 15 controls the second heater 25 to supply, and when the circulation of cold air is insufficient, the second controller 16 controls the refrigerator 26 to supply.

Preferably, the surface fixed mounting of organism 1 has heated board 23, and the equal fixed mounting in corner of organism 1 bottom has support column 12, and the installation of heated board 23 prevents that external environment temperature from disturbing, causes test error.

When the air natural convection test box is used, the temperature and humidity detection head 4 is fixedly installed at the center of the top of the inner wall of the machine body 1, the temperature and humidity detection head 4 detects the temperature and humidity inside the machine body 1, the model of the temperature and humidity detection head 4 is PT100, the bottom of the inner wall of the machine body 1 is fixedly provided with the supply device 14, the supply device 14 consists of a second workbench, a sliding rod 21, a sliding block 20, a cold and hot box 18 and a driver 19, the sliding block 20 on the supply device 14 drives the cold and hot box 18 to heat or refrigerate the position detected by the temperature and humidity detection head 4, the natural convection is ensured to be normally generated, when the circulation of hot air is insufficient, the first controller 15 controls the second heater 25 to supply, when the circulation of cold air is insufficient, the second controller 16 controls the refrigerator 26 to supply, the models of the first controller 15 and the second controller 16 are HH-N10S, organism 1's fixed surface installs heated board 23, and the installation of heated board 23 prevents that external environment temperature from disturbing, causes experimental error, and moisturizing case 10 in time carries out the moisture through communicating pipe 9 to condenser pipe 7 in condenser plate 6 and supplys, ensures that condenser plate 6 can normally refrigerate.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an air natural convection proof box, includes organism (1), its characterized in that: the heating device is characterized in that a first workbench (2) is fixedly mounted in the middle of one side of the inner wall of the machine body (1), a first heater is fixedly mounted at the top of the first workbench (2), a first fan (3) is fixedly mounted at the top of one side of the inner wall of the machine body (1), a second fan (5) is fixedly mounted at the top of the other side of the inner wall of the machine body (1), a temperature and humidity detecting head (4) is fixedly mounted at the top of the inner wall of the machine body (1), a supplying device (14) is fixedly mounted at the bottom of the inner wall of the machine body (1), a control box (13) is fixedly mounted at the top of the machine body (1), a first controller (15), a second controller (16) and a processor (17) are fixedly mounted in the control box (13) from left to right in sequence, and the temperature and humidity detecting head (4), the first controller (15) and the second controller (16) are all, the bottom fixed mounting of organism (1) one side has the switch, treater (17) and first heater all pass through switch and external power supply electric connection.

2. An air natural convection test chamber as claimed in claim 1, wherein: the utility model discloses a condenser, including organism (1) inner wall opposite side, the inside fixed mounting of condenser plate (6) has condenser pipe (7), the bottom fixed mounting of organism (1) opposite side has moisturizing case (10), a plurality of scale mark (11) have been seted up to the positive one side of moisturizing case (10), the fixed intercommunication in center at moisturizing case (10) top has communicating pipe (9), communicating pipe (9) pass the fixed intercommunication of one end of condenser plate (6) and condenser pipe (7), one side fixed mounting of communicating pipe (9) has valve (8).

3. An air natural convection test chamber as claimed in claim 1, wherein: replenishing device (14) comprises second workstation, slide bar (21), slider (20), cold and hot case (18) and driver (19), spout (22) have been seted up at the center at second workstation top, the middle part fixed mounting of spout (22) inner wall has slide bar (21), the outside sliding connection of slide bar (21) has slider (20), the top fixed mounting of slider (20) has cold and hot case (18), the inside fixed mounting of slider (20) has driver (19), driver (19) and treater (17) electric connection.

4. An air natural convection test chamber as claimed in claim 3, wherein: the inside of cold and hot case (18) is separated for heating chamber and cooling chamber from left to right through heat insulating board (24), the bottom fixed mounting of heating chamber inner wall has second heater (25), the bottom fixed mounting of cooling chamber inner wall has freezer (26), second heater (25) and freezer (26) all with treater (17) electric connection.

5. An air natural convection test chamber as claimed in claim 1, wherein: the surface fixed mounting of organism (1) has heated board (23), the equal fixed mounting in corner of organism (1) bottom has support column (12).