CN216826233U

CN216826233U - High-low temperature low-pressure test box with rapid temperature change

Info

Publication number: CN216826233U
Application number: CN202220026293.0U
Authority: CN
Inventors: 廖小飞
Original assignee: Dongguan Laisi Test Equipment Co ltd
Current assignee: Dongguan Laisi Test Equipment Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-06-28
Anticipated expiration: 2032-01-07

Abstract

The utility model provides a high low temperature low pressure test box of quick temperature change, including the supporting box body, the top of supporting box body is connected with three closing plate perpendicularly, fix through the support frame between the tip of adjacent closing plate, the top of supporting box body still fixedly connected with protecting sheathing, three closing plate all is located protecting sheathing, the upper and lower end of the outer wall of closing plate all is connected with the rectangle box body, one side of rectangle box body runs through to inside the closing plate, rotate through the pivot in the rectangle box body and be connected with the crossflow fan, one end of pivot extends to the outside of rectangle box body and fixedly connected with driving motor; the inside fixedly connected with heating rod of rectangle box body, the bottom of rectangle box body all is connected with the air conditioning pipe, and the inside of supporting box is equipped with the refrigerator, and the bottom of air conditioning pipe extends to in the supporting box body and is connected with the refrigerator. The utility model discloses be convenient for adjust and can realize quick temperature change, can satisfy different test demands, guaranteed the practicality of device.

Description

High-low temperature low-pressure test box with rapid temperature change

Technical Field

The utility model belongs to the technical field of the proof box, especially indicate a high low temperature low pressure test box of quick temperature change.

Background

The low-pressure high-low temperature damp-heat test box is mainly used for simulating a complex experimental environment under the single or simultaneous action of humidity, temperature and low pressure, testing environmental adaptability and reliability in the transportation and storage processes of electronic technology products, testing electrical performance parameters by electrifying a test piece, and is widely applied to the fields of aviation, aerospace, electronics, national defense, scientific research and the like. The high-low temperature environment test equipment is mainly used for simulating high-temperature or low-temperature extreme climate in natural environment and evaluating the performance of products under extreme conditions. When the low-pressure test chamber is used for carrying out the damp-heat test under low pressure, the working chamber needs to be subjected to rapid temperature change. Therefore, a high-low temperature low-pressure test chamber with rapid temperature change is provided.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of above prior art, the utility model provides a high low temperature low pressure test box that quick temperature becomes.

The technical scheme of the utility model is realized like this: the high-low temperature low-pressure test box capable of achieving rapid temperature change comprises a supporting box body, wherein the top of the supporting box body is vertically connected with three sealing plates, the three sealing plates are distributed in a C shape, the end parts of the adjacent sealing plates are fixed through a supporting frame, the supporting frame is fixed to the top of the supporting box body, the cross section of the supporting frame is in an L shape, the top of the supporting box body is also fixedly connected with a protective shell, the three sealing plates are all located in the protective shell, and one side of the protective shell is rotatably connected with a sealing door;

the upper end and the lower end of the outer wall of the sealing plate are both connected with a rectangular box body, one side of the rectangular box body penetrates into the sealing plate, a cross flow fan is rotatably connected in the rectangular box body through a rotating shaft, one end of the rotating shaft extends to the outside of the rectangular box body and is fixedly connected with a driving motor, and the driving motor is fixed on the sealing plate;

the inside fixedly connected with heating rod of rectangle box body, heating rod and crossing current fan parallel arrangement, the bottom of rectangle box body all is connected with the air conditioning pipe, the inside of supporting box body is equipped with the refrigerator, the bottom of air conditioning pipe extends to in the supporting box body and is connected with the refrigerator.

Preferably, one end of the rectangular box body, which is far away from the sealing plate, is in through connection with the side wall of the protective shell, the outer side of one end of the rectangular box body is connected with a U-shaped frame, the U-shaped frame is fixedly connected with the side wall of the protective shell, and the two U-shaped frames positioned on the same side are symmetrically arranged;

fixedly connected with fixing base on protective housing's the outer wall, the fixing base is located between two U type framves, the equal fixedly connected with electric putter of the last lower extreme of fixing base, electric putter's the sealed closure plate of tip fixedly connected with, sealed closure plate sliding connection is in U type frame.

Preferably, the inner wall of the U-shaped frame is provided with a guide groove, and the sealing blocking plate is connected in the guide groove in a sliding manner.

Preferably, the inner wall of closing plate from top to bottom equidistance is connected with a plurality of supporter, can place braced frame on the supporter, braced frame's bottom equidistance is connected with a plurality of bracing pieces, the bracing piece is C type bracing piece.

Preferably, the top of the protective housing is fixedly connected with a rotating motor through a motor fixing frame, and the output end of the rotating motor extends into the protective housing and is fixedly connected with a fan.

Preferably, an insulating layer is filled between the outer walls of the protective shell and the sealing plate, and the insulating layer is made of sponge or aerogel.

Compared with the prior art, the utility model discloses control heating rod and refrigerator respectively, can realize high temperature and microthermal control to advance through the cross current fan and blow, can with quick with hot-blast or cold wind transportation to protecting sheathing inside, and then realized quick temperature change, not only simple structure and the regulation when being convenient for to use have satisfied the demand of different tests, have improved the practicality of device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a high-low temperature low-pressure test chamber with rapid temperature change according to the present invention.

Fig. 2 is the internal structure schematic diagram of the high-low temperature and low-pressure test chamber provided by the utility model.

Fig. 3 is a rear view of the internal structure of the high-low temperature low-pressure test chamber with rapid temperature change provided by the utility model.

Fig. 4 is a connection diagram of the support frame and the support rod of the high-low temperature low-pressure test chamber with rapid temperature change provided by the utility model.

In the figure: the refrigerator comprises a supporting box body 1, a refrigerator 2, a cross flow fan 3, a cold air duct 4, a heating rod 5, a rectangular box body 6, a driving motor 7, a supporting frame 8, a sealing plate 9, a sealing door 10, a protective shell 11, a rotating motor 12, a motor fixing frame 13, a fan 14, a sealing blocking plate 15, a fixing seat 16, an electric push rod 17, a guide groove 18, a U-shaped frame 19, a storage rack 20, a supporting frame 21 and a supporting rod 22.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a high low temperature low pressure test box that quick temperature becomes, includes supporting box 1, supporting box 1's top is connected with three closing plate 9 perpendicularly, is C shape distribution between the three closing plate 9, fixes through support frame 8 between the tip of adjacent closing plate 9, and support frame 8 is fixed at supporting box 1's top, and support frame 8's cross section is the L type, and support frame 8 can fix the enhancement to closing plate 9, and then has improved the stability that closing plate 9 is connected at supporting box 1 top.

The top of the supporting box body 1 is also fixedly connected with a protective shell 11, the three sealing plates 9 are all positioned in the protective shell 11, a heat-insulating layer is filled between the protective shell 11 and the outer walls of the sealing plates 9, the heat-insulating layer is made of sponge, aerogel and the like, the heat-insulating performance of the whole device can be improved, and one side of the protective shell 11 is rotatably connected with a sealing door 10;

the upper end and the lower end of the outer wall of the sealing plate 9 are both connected with a rectangular box body 6, one side of the rectangular box body 6 penetrates into the sealing plate 9, a cross flow fan 3 is rotatably connected in the rectangular box body 6 through a rotating shaft, the rotating shaft is connected with two ends of the rectangular box body 6 through bearings, one end of the rotating shaft extends to the outside of the rectangular box body 6 and is fixedly connected with a driving motor 7, the driving motor 7 drives the cross flow fan 3 to rotate in the rectangular box body 6, air supply operation can be carried out on the inside of the rectangular box body 6, and the driving motor 7 is fixed on the sealing plate 9;

the inside fixedly connected with heating rod 5 of rectangle box body 6,

heating rod

5 and 3 parallel arrangement of crossflow fan, the bottom of rectangle box body 6 all is connected with air conditioning pipe 4, the inside of supporting box 1 is equipped with refrigerator 2, the bottom of air conditioning pipe 4 extends to in the supporting box 1 and is connected with

refrigerator

2, 2 accessible air conditioning pipes 4 of refrigerator carry out cold air transportation to the inside of rectangle box body 6, and under the effect of blowing of crossflow fan 3, can transport air conditioning to between the three closing plate 9.

Furthermore, one end of the rectangular box body 6, which is far away from the sealing plate 9, is connected with the side wall of the protective shell 11 in a penetrating manner, the outer side of one end of the rectangular box body 6 is connected with a U-shaped frame 19, the U-shaped frame 19 is fixedly connected with the side wall of the protective shell 11, and the two U-shaped frames 19 positioned on the same side are symmetrically arranged;

fixedly connected with fixing base 16 on protecting sheathing 11's the outer wall, fixing base 16 is located between two U type framves 19, the equal fixedly connected with electric putter 17 of the last lower extreme of fixing base 16, the sealed closure plate 15 of electric putter 17's tip fixedly connected with, sealed closure plate 15 sliding connection is in U type frame 19, and electric putter 17 promotes sealed closure plate 15 and slides in U type frame 19, can realize the sealed of 6 tip of rectangle box body.

Further, a guide groove 18 is formed in the inner wall of the U-shaped frame 19, the sealing blocking plate 15 is slidably connected in the guide groove 18, and the guide groove 18 can limit the U-shaped frame 19, so that the sealing blocking plate 15 can stably slide on the inner wall of the U-shaped frame 19.

Further, the inner wall of closing plate 9 is connected with a plurality of supporter 20 from top to bottom equidistance, can place braced frame 21 on supporter 20, and braced frame 21's bottom equidistance is connected with a plurality of bracing pieces 22, and bracing piece 22 is C type bracing piece, forms the supporting disk between a plurality of bracing pieces 22 and the braced frame 21, can support the product that needs were tested.

Further say, motor mount 13 fixedly connected with rotation motor 12 is passed through at the top of protecting sheathing 11, and the output that rotates motor 12 extends to protecting sheathing 11 in and fixedly connected with fan 14, and fan 14 rotates on protecting sheathing 11's interior top surface, and then can drive the inside gas of protecting sheathing 11 and flow, and then accelerated carrying out evenly distributed of the inside temperature of protecting sheathing 11.

Specifically, the utility model discloses when using, the product that will carry out the test is placed and is formed the supporting disk top between bracing piece 22 and braced frame 21, when needing to carry out high temperature test, control heating rod 5 carries out work and advances to blow through crossflow fan 3, can transport hot-blast to protecting sheathing 11 inside, when needing to carry out low temperature test, control refrigerator 2 and transport air conditioning to protecting sheathing 11 inside through air conditioning pipe 4, and under the blowing of crossflow fan 3, can accelerate the transportation of air conditioning, and then realized quick temperature change.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high low temperature low pressure test box of quick temperature change, includes supporting box body (1), its characterized in that: the top of the supporting box body (1) is vertically connected with three sealing plates (9), the three sealing plates (9) are distributed in a C shape, the end parts of the adjacent sealing plates (9) are fixed through a supporting frame (8), the supporting frame (8) is fixed at the top of the supporting box body (1), the cross section of the supporting frame (8) is in an L shape, the top of the supporting box body (1) is also fixedly connected with a protective shell (11), the three sealing plates (9) are all located in the protective shell (11), and one side of the protective shell (11) is rotatably connected with a sealing door (10);

the upper end and the lower end of the outer wall of the sealing plate (9) are both connected with a rectangular box body (6), one side of the rectangular box body (6) penetrates into the sealing plate (9), a cross flow fan (3) is rotationally connected into the rectangular box body (6) through a rotating shaft, one end of the rotating shaft extends out of the rectangular box body (6) and is fixedly connected with a driving motor (7), and the driving motor (7) is fixed on the sealing plate (9);

the inside fixedly connected with heating rod (5) of rectangle box body (6), heating rod (5) and crossing current fan (3) parallel arrangement, the bottom of rectangle box body (6) all is connected with air conditioning pipe (4), the inside of supporting box body (1) is equipped with refrigerator (2), the bottom of air conditioning pipe (4) extends to in supporting box body (1) and is connected with refrigerator (2).

2. The rapid temperature change high-low temperature low-pressure test chamber as claimed in claim 1, wherein one end of the rectangular box body (6) far away from the sealing plate (9) is connected with the side wall of the protective casing (11) in a penetrating manner, the outer side of one end of the rectangular box body (6) is connected with a U-shaped frame (19), the U-shaped frame (19) is fixedly connected with the side wall of the protective casing (11), and the two U-shaped frames (19) located on the same side are symmetrically arranged;

fixedly connected with fixing base (16) on the outer wall of protecting sheathing (11), fixing base (16) are located between two U type framves (19), the equal fixedly connected with electric putter (17) of the upper and lower end of fixing base (16), the tip fixedly connected with of electric putter (17) seals closure plate (15), sealed closure plate (15) sliding connection is in U type frame (19).

3. The high-low temperature low-pressure test chamber with rapid temperature change as claimed in claim 2, wherein the inner wall of the U-shaped frame (19) is provided with a guide groove (18), and the sealing closure plate (15) is slidably connected in the guide groove (18).

4. The rapid temperature change high-low temperature low-pressure test chamber as claimed in claim 1, wherein the inner wall of the sealing plate (9) is connected with a plurality of shelf (20) at equal intervals from top to bottom, a support frame (21) can be placed on the shelf (20), a plurality of support rods (22) are connected at equal intervals at the bottom of the support frame (21), and the support rods (22) are C-shaped support rods.

5. The rapid temperature change high-low temperature low-pressure test chamber as claimed in claim 1, wherein the top of the protective housing (11) is fixedly connected with a rotating motor (12) through a motor fixing frame (13), and the output end of the rotating motor (12) extends into the protective housing (11) and is fixedly connected with a fan (14).

6. The rapid temperature change high-low temperature low-air pressure test chamber as claimed in claim 1, wherein an insulating layer is filled between the protective casing (11) and the outer wall of the sealing plate (9), and the insulating layer is made of sponge or aerogel.