CN211537821U

CN211537821U - High-low temperature test box capable of rapidly increasing and decreasing temperature

Info

Publication number: CN211537821U
Application number: CN201922408940.5U
Authority: CN
Inventors: 苏庆红
Original assignee: Changshu Environmental Test Facility Co ltd
Current assignee: Changshu Environmental Test Facility Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-09-22
Anticipated expiration: 2029-12-28

Abstract

The utility model belongs to the technical field of the experimental facilities technique and specifically relates to a but high low temperature test box of quick rise-and-fall temperature changes the problem that is slower and the observation window internal surface goes up the inconvenient detach of steam to high low temperature test box temperature among the prior art, now proposes following scheme, and it includes the box, the box includes test box and equipment box, the inside of test box is fixed with the rack, the inside sliding connection of rack has two to place the board, the front of test box articulates there is the case lid, be equipped with the observation window on the case lid, the inboard of case lid is fixed with roof and bottom plate, and the bottom surface of two roofs all rotates and is connected with the screw thread post. The utility model discloses rational in infrastructure, design benefit, easy operation not only can make things convenient for the inside quick temperature rise and fall of test box, and the inboard fog is worn in the observation of detaching the case lid that moreover can be convenient, makes things convenient for the experimenter to the observation of the inside condition of test box, easily uses widely.

Description

High-low temperature test box capable of rapidly increasing and decreasing temperature

Technical Field

The utility model relates to an experimental facilities field especially relates to a high low temperature test box that can rise and fall temperature fast.

Background

The high-low temperature test box is widely applied to chemical, biological and physical laboratories, such as laboratories in medicine and health, chemical industry, genetic engineering, polymer engineering and the like, and mainly used for performing performance test on high-low temperature environments of products so as to test the reliability of the products in different temperature environments.

Present high low temperature test box, at the in-process that carries out high low temperature and change, temperature variation speed is slower, and the time that leads to the experiment to need to wait for is longer, moreover, along with the change of the inside temperature of test box, the fog appears easily on the inner wall of observation window, influences the observation of experimenter to the test box inside condition easily, and for this reason, this scheme has provided a high low temperature test box that can rise fast and fall the temperature.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high low temperature test case that can rise temperature and fall temperature fast has solved the problem that the high low temperature test case temperature among the prior art changes the inconvenient desorption of steam on slower and the observation window internal surface.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-low temperature test box capable of quickly raising and lowering temperature comprises a box body, wherein the box body comprises a test box and an equipment box, a placing rack is fixed inside the test box, two placing plates are slidably connected inside the placing rack, the front surface of the test box is hinged with a box cover, an observation window is arranged on the box cover, a top plate and a bottom plate are fixed on the inner side of the box cover, threaded columns are rotatably connected to the bottom surfaces of the two top plates, the bottoms of the two threaded columns penetrate through the two bottom plates and extend to the lower side of the bottom plate, the two threaded columns are in synchronous transmission connection, moving blocks are in threaded connection with the outer parts of the two threaded columns, a mounting plate is fixed between the two moving blocks, a defogging brush is fixed on one side, close to the box cover, of the mounting plate, the defogging brush is matched with the observation window, an exhaust fan is fixed at the top, the other ends of the air suction pipes extend to the inside of the test box, and electromagnetic valves are fixed outside the connecting pipes.

Preferably, refrigeration equipment and heating equipment are fixed in the equipment box, and a heating output end and a refrigeration output end are fixed on the inner walls of the two sides of the test box.

Preferably, one side of the mounting plate, which is close to the box cover, is provided with a mounting groove, and the defogging brush is fixed in the mounting groove through a bolt.

Preferably, the collecting tray has been placed to the bottom of rack, and a plurality of boards of placing are mesh structure, and a plurality of top inboards of placing the board all are fixed with the baffle.

Preferably, a plurality of the outside that the breathing pipe is located the inside one end of test box all covers and is equipped with the protection casing, a plurality of protection casings all with the top fixed connection of test box.

Preferably, a motor is fixed on the inner wall of the box cover, an output shaft of the motor is in transmission connection with one end of one of the threaded columns, and the two threaded columns are in transmission connection through a belt.

The utility model has the advantages that:

1. through the cooperation between roof, bottom plate, screw thread post, motor, connecting block, belt, mounting panel and the defogging brush, reach and conveniently detach the fog on the observation window inside wall.

2. Through the cooperation between air exhauster, connecting pipe, solenoid valve and the breathing pipe, the inside air conditioning of convenient quick extraction test box or steam to make things convenient for inside rapid heating up of test box or cooling.

3. The falling scraps on the experimental sample or the water vapor inside the test box can be collected through the arrangement of the placing plate.

The utility model discloses rational in infrastructure, design benefit, easy operation not only can make things convenient for the inside quick rise and fall temperature of test box, and the inboard fog of detaching case lid observation window that moreover can be convenient makes things convenient for the experimenter to the observation of the inside condition of test box, easily uses widely.

Drawings

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

Fig. 2 is a schematic structural diagram of the mounting plate of the present invention.

Fig. 3 is a front view of the present invention.

Reference numbers in the figures: the device comprises a box body 1, a test box 2, an equipment box 3, a 4 exhaust fan, a 5 box cover, a 6 threaded column, a 7 top plate, an 8 mounting plate, a 9 observation window, a 10 bottom plate, a 11 belt, a 12 servo motor, a 13 protective cover, a 14 refrigerating device, a 15 heating device, a 16 connecting pipe, a 17 air suction pipe, a 18 heating output end, a 19 refrigerating output end, a 20 connecting block, a 21 placing frame, a 22 electromagnetic valve, a 23 placing plate, a 24 baffle plate, a 25 mounting groove, a 26 placing plate and a 27 demisting brush.

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.

Referring to fig. 1-3, a high and low temperature test box capable of rapidly increasing and decreasing temperature comprises a box body 1, the box body 1 comprises a test box 2 and an equipment box 3, a placing frame 21 is fixed inside the test box 2, two placing plates 23 are slidably connected inside the placing frame 21, a box cover 5 is hinged on the front side of the test box 2, an observation window 9 is arranged on the box cover 5, a top plate 7 and a bottom plate 10 are fixed on the inner side of the box cover 5, threaded columns 6 are rotatably connected on the bottom surfaces of the two top plates 7, the bottoms of the two threaded columns 6 extend to the lower side of the bottom plate 10 through the two bottom plates 10, the two threaded columns 6 are in synchronous transmission connection, movable blocks 20 are respectively in threaded connection with the outer parts of the two threaded columns 6, a mounting plate 8 is fixed between the two movable blocks 20, a defogging brush 27 is fixed on one side of the mounting plate 8 close to the box cover 5, the, the output shaft of motor 12 is connected with the one end transmission of one of them screw thread post 6, connects through belt 11 transmission between two screw thread posts 6, and motor 12 adopts servo motor, drives a screw thread post 6 through motor 12 and rotates, and this screw thread post 6 rethread belt 11 drives another screw thread post 6 synchronous revolution to make mounting panel 8 reciprocate, thereby make defogging brush 27 wipe the fog of observation window 9 internal surface.

Mounting groove 25 has been seted up to one side that mounting panel 8 is close to case lid 5, and defogging brush 27 passes through the bolt fastening in the inside of mounting groove 25, and the setting up of mounting groove 25 is convenient to carry out the dismouting change to defogging brush 27.

The top of test box 2 is fixed with air exhauster 4, and the air intake of air exhauster 4 is fixed with connecting pipe 16, is fixed with a plurality of breathing pipes 17 on the connecting pipe 16, and the other end of a plurality of breathing pipes 17 all extends to the inside of test box 2, and the external fixation of connecting pipe 16 has solenoid valve 22, can take out the inside gas of test box 2 fast through air exhauster 4, and then the convenient quick transition to the inside temperature of test box 2.

The outside that a plurality of breathing pipes 17 are located the inside one end of test box 2 all covers and is equipped with protection casing 13, a plurality of protection casings 13 all with the top fixed connection of test box 2, the inside that debris entered into breathing pipe 17 can be avoided in the setting of protection casing 13.

Collecting tray 26 has been placed to the bottom of rack 21, and a plurality of board 23 of placing are mesh structure, and a plurality of top inboards of placing board 23 all are fixed with baffle 24, conveniently collect the piece that drops or the inside steam of test box 2 on the experimental sample through setting up of collecting tray 26.

The working principle is as follows: during the test, send the sample on placing board 23, then start refrigerating plant 14 or heat device 15 and test the sample, when needing to carry out the conversion to the temperature, can start air exhauster 4, open solenoid valve 22 simultaneously, air exhauster 4 takes out the outside of test box 2 with the high-temperature gas or the low-temperature gas in test box 2, thereby make the inside temperature of test box 2 reach the room temperature fast, then just can carry out the conversion of temperature in the test box 2, and then reach the purpose of quick rising and falling temperature, when there is the fog on the inboard surface of observation window 9, start motor 12, motor 12 drives threaded column 6 reciprocating rotation, thereby make mounting panel 8 reciprocate, and then make defogging brush 27 wipe the fog of observation window 9 internal surface and remove.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The high and low temperature test box capable of rapidly increasing and decreasing the temperature comprises a box body (1) and is characterized in that the box body (1) comprises a test box (2) and an equipment box (3), a placing frame (21) is fixed inside the test box (2), two placing plates (23) are connected inside the placing frame (21) in a sliding mode, a box cover (5) is hinged to the front face of the test box (2), an observation window (9) is arranged on the box cover (5), a top plate (7) and a bottom plate (10) are fixed on the inner side of the box cover (5), threaded columns (6) are rotatably connected to the bottom faces of the two top plates (7), the bottoms of the two threaded columns (6) penetrate through the two bottom plates (10) and extend to the lower side of the bottom plate (10), the two threaded columns (6) are connected in a synchronous transmission mode, moving blocks (20) are connected to the outer portions of the two threaded columns (, be fixed with between two movable block (20) mounting panel (8), one side that mounting panel (8) are close to case lid (5) is fixed with defogging brush (27), and defogging brush (27) cooperate with observation window (9), the top of test box (2) is fixed with air exhauster (4), the air intake of air exhauster (4) is fixed with connecting pipe (16), is fixed with a plurality of breathing pipes (17) on connecting pipe (16), and the other end of a plurality of breathing pipes (17) all extends to the inside of test box (2), the external fixation of connecting pipe (16) has solenoid valve (22).

2. The high and low temperature test chamber capable of rapidly increasing and decreasing the temperature as claimed in claim 1, wherein a refrigerating device (14) and a heating device (15) are fixed inside the equipment chamber (3), and a heating output end (18) and a refrigerating output end (19) are fixed on the inner walls of the two sides of the test chamber (2).

3. The high and low temperature test chamber capable of rapidly increasing and decreasing temperature as claimed in claim 1, wherein a mounting groove (25) is formed in one side of the mounting plate (8) close to the chamber cover (5), and the defogging brush (27) is fixed in the mounting groove (25) through a bolt.

4. The high and low temperature test chamber capable of rapidly increasing and decreasing temperature as claimed in claim 1, wherein a collection tray (26) is placed at the bottom of the placing frame (21), the placing plates (23) are all mesh structures, and baffles (24) are fixed on the inner sides of the tops of the placing plates (23).

5. The high and low temperature test chamber capable of rapidly increasing and decreasing the temperature as claimed in claim 1, wherein a plurality of protection covers (13) are covered outside one end of the air suction pipe (17) located inside the test chamber (2), and the plurality of protection covers (13) are fixedly connected with the top of the test chamber (2).

6. The high and low temperature test chamber capable of rapidly increasing and decreasing the temperature as claimed in claim 1, wherein a motor (12) is fixed on the inner wall of the chamber cover (5), an output shaft of the motor (12) is in transmission connection with one end of one of the threaded columns (6), and the two threaded columns (6) are in transmission connection through a belt (11).