Walk-in type rapid temperature changing experiment box

Abstract

The utility model discloses a walk-in type rapid temperature changing experiment box which comprises a box body, a supporting frame is fixedly arranged on the inner wall of the box body and located at the bottom, a test box is fixedly arranged on the upper end face of the supporting frame, an air channel is arranged between the test box and the box body, and a blowing fan is fixedly arranged at the lower end of the test box and located on the inner wall of the box body. Air inlet holes are correspondingly formed in the bottom of the test box, the air inlet holes are located at the upper ends of the blowing fans, circulating fans are arranged on the two sides of the test box and located on the inner wall of the box body, equally-dividing plates are correspondingly arranged on the two side faces of the test box, equally-dividing holes are formed in the equally-dividing plates, and the air inlet holes are located at the lower ends of the equally-dividing plates. Therefore, a user can turn on the blowing fan to accelerate external air to enter the air channel, and then turn on the circulating fan to accelerate the air to enter the test box through the equipartition holes, so that the to-be-detected medical instrument is rapidly cooled, and the experiment is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a variable temperature experiment box technical field more specifically, it relates to a kind of step-in quick variable temperature experiment box. BACKGROUND

[0002] Variable temperature experiment box is mainly to provide high-low temperature alternating experimental environment and experimental condition for the experiment of various products in research and development, production, quality inspection etc.Each link, product series covers electronic device, electromechanical product, material energy, medical supplies to automobile aerospace etc.Industry, market has extensive demand for variable temperature experiment box, and when conducting experiment to medical supplies, for example, scissors, surgical forceps, blood vessel forceps, tissue forceps etc., it needs to use variable temperature test box to detect the stability of material and the reliability of structure under the environment of fast temperature change.

[0003] But the variable temperature test box of prior art does not have the structure of circulating air blowing when using, so that when surgical instrument is raised to certain temperature in high temperature environment, it cannot be cooled quickly, and air blowing direction is mostly one side of instrument, so that cooling rate is slow, and experimental precision is affected.

[0004] And most of the existing test box is directly detected instrument is placed in the inside of test box, and this kind of mode can cause the bottom of instrument to be unable to be blown by wind effect, and then affect normal temperature variation. UTILITY MODEL CONTENT

[0005] (I) technical problem solved

[0006] In view of the problems in prior art, the utility model provides a step-in quick variable temperature experiment box to solve the technical problem that the variable temperature test box of prior art does not have the structure of circulating air blowing when using, so that when surgical instrument is raised to certain temperature in high temperature environment, it cannot be cooled quickly.

[0007] (II) technical scheme

[0008] In order to achieve the above object, the utility model provides the following technical scheme: A step -in type quick temperature change experiment box, including the box, the inner wall of the box and the bottom fixedly be equipped with support frame, the upper end surface of support frame is equipped with experiment box fixedly, be provided with air duct between experiment box and the box, the lower extreme of experiment box and the inner wall of the box is equipped with the blast fan fixedly, the bottom of experiment box is equipped with the air inlet hole correspondingly, the air inlet hole is located the upper end of the blast fan, the both sides of experiment box and the inner wall of the box are equipped with circulating fan, the both sides of experiment box correspondingly are equipped with the even division board, even division board all are equipped with even division hole, the rear end of the box is equipped with heating module, the inner wall of experiment box is equipped with heating pipe, heating module and heating pipe electric connection, the inner wall of experiment box and the upper end are equipped with storage device, the storage device includes the hanging rod.

[0009] The utility model further sets up, the bottom of hanging rod is equipped with the hook fixedly, one end of hook is equipped with the link block fixedly, the middle position of link block is equipped with the stop pin slidingly, the inner wall of hook is equipped with the slot correspondingly, one end of stop pin is located the inside of slot, and it is convenient for the suspension of instrument.

[0010] The utility model further sets up, the other end of stop pin is equipped with the pull block fixedly, and the connecting spring is fixed between pull block and link block, and it is convenient for the pull of stop pin.

[0011] The utility model further sets up, the bottom of the box is equipped with the through -hole, the through -hole is located the direct lower extreme of the blast fan, the outer end of through -hole and the bottom of the box is equipped with the connecting ring fixedly, the inside of connecting ring is equipped with the sealing plug, and it is convenient for the bottom of connecting ring to be sealed.

[0012] The utility model further sets up, one end of sealing plug is equipped with the first taper surface, the inner wall of connecting ring is equipped with the second taper surface correspondingly, the first taper surface is located the inside of second taper surface, the one side of first taper surface and the outer wall of sealing plug is equipped with the fender ring fixedly, the connecting position of fender ring and connecting ring is equipped with the fastening nut, the outer wall of connecting ring is provided with outer thread, the fastening nut is connected with connecting ring through outer thread and thread, and it is convenient for the installation of sealing plug.

[0013] The utility model further sets up, the connecting position of fender ring and connecting ring is equipped with the sealing washer, the inside of fastening nut and fender ring are opposite, and it is convenient for the sealing property between sealing plug connecting ring to increase.

[0014] The utility model further sets up, the bottom of the box is equipped with the support fixedly, and it is convenient for the support of the device.

[0015] The utility model further sets up, the front end hinged of box body is equipped with door body, be equipped with observation window on the door body, it is convenient for viewing the inside condition of box body.

[0016] (Three) beneficial effect

[0017] Compared with the prior art, the utility model provides a kind of step-in quick temperature change experiment box, with following beneficial effects:

[0018] 1, by setting up test chamber, blower fan, circulating fan and equal division hole, so that user can open blower fan to make outside air accelerate into the air duct, then open circulating fan to make air accelerate through equal division hole into test chamber, to the medical instrument for detection Multi-directional air blowing, make it quickly cool, facilitate the experiment.

[0019] 2, by setting up hanging rod, hook and stop pin, so that user can put the surgical scissors or surgical forceps for detection in hook, then pull stop pin to make its one end enter into slot, to shield the upper end of hook, and then play the effect of limiting surgical instrument, prevent unhooking phenomenon in the process of cooling, affect the experiment.

[0020] 3, by setting up connecting ring, sealing plug and fastening nut, so that when heating, user can insert the first taper surface of sealing plug upper end into second taper surface, and make stop ring contact with the bottom of connecting ring, then tighten fastening nut to make its inside abut stop ring, to increase the sealing property between sealing plug and connecting ring, play good heat preservation effect, prevent energy waste caused by heat loss. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a kind of step-in quick temperature change experiment box whole schematic view in unused state;

[0022] Figure 2 It is the installation schematic view of box body internal parts;

[0023] Figure 3 It is the installation sectional view of box body, test chamber, circulating fan and blower fan;

[0024] Figure 4 It is the installation explosion drawing of box body bottom connecting ring and sealing pad;

[0025] Figure 5 It is the installation explosion drawing of hook and stop pin on hanging rod;

[0026] Figure 6 It is the position schematic view of heating module on box body.

[0027] In the figure: 1, box body; 2, support frame; 3, test box; 4, blowing fan; 5, air inlet; 6, circulating fan; 7, equal division plate; 8, equal division hole; 9, heating module; 10, heating pipe; 11, hanging rod; 12, hook; 13, adapter block; 14, blocking pin; 15, slot; 16, pulling block; 17, connecting spring; 18, through hole; 19, connecting ring; 20, sealing plug; 21, first taper surface; 22, second taper surface; 23, blocking ring; 24, fastening nut; 25, sealing gasket; 26, support; 27, door body; 28, observation window. DETAILED DESCRIPTION

[0028] It should be noted that the embodiments and features in the embodiments in the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0029] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0030] In the present application, unless otherwise specified, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravitational directions; similarly, for the convenience of understanding and description, "left, right" are generally with respect to the left and right shown in the drawings; "inner, outer" refer to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0031] Please refer to Figures 1-6 A walk-in type rapid temperature changing test box, comprising a box body 1, a support frame 2 is fixedly arranged on the inner wall of the box body 1 and located at the bottom, a test box 3 is fixedly arranged on the upper end surface of the support frame 2, an air duct is arranged between the test box 3 and the box body 1, a blowing fan 4 is fixedly arranged on the lower end of the test box 3 and located on the inner wall of the box body 1, an air inlet 5 is arranged on the bottom of the test box 3, the air inlet 5 is located on the upper end of the blowing fan 4, circulating fans 6 are arranged on both sides of the test box 3 and located on the inner wall of the box body 1, equal division plates 7 are arranged on both sides of the test box 3 and correspondingly, equal division holes 8 are arranged on the equal division plates 7, a heating module 9 is arranged at the rear end of the box body 1, a heating pipe 10 is arranged on the inner wall of the test box 3, the heating module 9 and the heating pipe 10 are electrically connected, a storage device is arranged on the inner wall of the test box 3 and located at the upper end, the storage device comprises a hanging rod 11, and a support 26 is fixedly arranged on the bottom of the box body 1.

[0032] In this embodiment, the bottom of the hanging rod 11 is fixedly provided with a hook 12, one end of the hook 12 is fixedly provided with an adapter block 13, the middle position of the adapter block 13 is slidably provided with a blocking pin 14, the inner wall of the hook 12 is correspondingly provided with a slot 15, one end of the blocking pin 14 is located in the slot 15, the other end of the blocking pin 14 is fixedly provided with a pulling block 16, and the pulling block 16 and the adapter block 13 are fixedly provided with a connecting spring 17.

[0033] More specifically, the user can open the blowing fan 4 to make the external air accelerate into the air duct, then open the circulating fan 6 to make the air accelerate through the uniform distribution hole 8 into the test box 3, so as to blow the medical instrument to be detected in multiple directions, so as to quickly cool it, and facilitate the observation of the experimental object. When installing the experimental object, the user can put the surgical scissors or surgical forceps to be detected into the hook 12, then pull the blocking pin 14 to make one end thereof enter the slot 15, so as to block the upper end of the hook 12, thereby achieving the effect of limiting the surgical instrument, preventing the phenomenon of unhooking during cooling, and affecting the experiment.

[0034] Please refer to Figure 1 , Figure 3 and Figure 4 , as an embodiment of sealing the bottom of the box body 1 when heating: the bottom of the box body 1 is provided with a through hole 18, the through hole 18 is located at the lower end of the blowing fan 4, the outer end of the through hole 18 and the bottom of the box body 1 are fixedly provided with a connecting ring 19, the inside of the connecting ring 19 is provided with a sealing plug 20, one end of the sealing plug 20 is provided with a first taper surface 21, the inner wall of the connecting ring 19 is correspondingly provided with a second taper surface 22, the first taper surface 21 is located inside the second taper surface 22, the side of the first taper surface 21 and the outer wall of the sealing plug 20 are fixedly provided with a blocking ring 23, the connecting position of the blocking ring 23 and the connecting ring 19 is provided with a fastening nut 24, the outer wall of the connecting ring 19 is provided with external threads, the fastening nut 24 is threadedly connected with the connecting ring 19 through the external threads, the connecting position of the blocking ring 23 and the connecting ring 19 is provided with a sealing gasket 25, and the inside of the fastening nut 24 abuts against the blocking ring 23.

[0035] Specifically, when heating, the user can insert the first taper surface 21 at the upper end of the sealing plug 20 into the second taper surface 22, and make the blocking ring 23 contact with the bottom of the connecting ring 19, then tighten the fastening nut 24 to make the inside thereof abut against the blocking ring 23, so as to increase the sealing between the sealing plug 20 and the connecting ring 19, and achieve good heat preservation effect, preventing energy waste caused by heat loss.

[0036] Please refer to Figure 1 , as a further embodiment of shielding the front end of the box body 1: the front end of the box body 1 is hingedly provided with a door body 27, and the door body 27 is provided with an observation window 28.

[0037] Specifically, the user can close the front end of the box 1 through the door body 27.

[0038] In summary, the overall device in use: the user can be detected in the hook 12 of the surgical scissors or surgical forceps and other instruments, then pull the blocking pin 14 to make one end into the slot 15, to block the upper end of the hook 12, thereby achieving the effect of limiting the surgical instruments, then through the heating module 9 and the heating pipe 10 to the detection of the object to be heated to a certain test temperature, then the seal plug is removed, and the air blowing fan 4 is opened to make the outside air accelerate into the air duct, and then the circulating fan 6 is opened to make the air accelerate through the uniform hole 8 into the test box 3, to blow the medical instruments in multiple directions, so that they can be cooled quickly, so that the experimental results are more accurate, and when heating, the user can insert the first taper 21 on the upper end of the sealing plug 20 into the second taper 22, and make the blocking ring 23 contact the bottom of the connecting ring 19, then tighten the fastening nut 24 to make it inside abut the blocking ring 23, to increase the sealing between the sealing plug 20 and the connecting ring 19, to achieve good heat preservation effect, prevent heat loss and cause energy waste.

[0039] In all the above schemes, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut connection, bolt or screw connection or other known connection methods, which will not be described one by one. In the above, whenever there is a fixed connection, welding is preferred. Although embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application. The scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A walk-in rapid temperature change test chamber, comprising a chamber body (1), characterized in that: A support frame (2) is fixedly installed on the inner wall and at the bottom of the box (1). A test chamber (3) is fixedly installed on the upper surface of the support frame (2). An air duct is provided between the test chamber (3) and the box (1). A blower (4) is fixedly installed at the lower end of the test chamber (3) and on the inner wall of the box (1). An air inlet (5) is correspondingly opened at the bottom of the test chamber (3). The air inlet (5) is located at the upper end of the blower (4). The test chamber (3) is located on both sides and on the inner wall of the box. (1) The inner wall of the test chamber (3) is provided with a circulating fan (6). The two sides of the test chamber (3) are provided with equal distribution plates (7). The equal distribution plates (7) are provided with equal distribution holes (8). The rear end of the test chamber (1) is provided with a heating module (9). The inner wall of the test chamber (3) is provided with a heating tube (10). The heating module (9) is electrically connected to the heating tube (10). The inner wall of the test chamber (3) is provided with a storage device at the upper end. The storage device includes a hanging rod (11).

2. The walk-in rapid temperature change test chamber according to claim 1, characterized in that: The bottom of the hanging rod (11) is fixedly provided with a hook (12), one end of the hook (12) is fixedly provided with a connecting block (13), a stop pin (14) is slidably provided in the middle position of the connecting block (13), a slot (15) is correspondingly opened on the inner wall of the hook (12), and one end of the stop pin (14) is located inside the slot (15).

3. The walk-in rapid temperature change test chamber according to claim 2, characterized in that: The other end of the stop pin (14) is fixedly provided with a pull block (16), and a connecting spring (17) is fixedly provided between the pull block (16) and the connecting block (13).

4. The walk-in rapid temperature change test chamber according to claim 1, characterized in that: The bottom of the housing (1) is provided with a through hole (18), which is located directly below the blower (4). A connecting ring (19) is fixedly provided at the outer end of the through hole (18) and at the bottom of the housing (1). A sealing plug (20) is provided inside the connecting ring (19).

5. A walk-in rapid temperature change test chamber according to claim 4, characterized in that: One end of the sealing plug (20) is provided with a first conical surface (21), and a second conical surface (22) is correspondingly provided on the inner wall of the connecting ring (19). The first conical surface (21) is located inside the second conical surface (22). A retaining ring (23) is fixedly provided on one side of the first conical surface (21) and on the outer wall of the sealing plug (20). A fastening nut (24) is provided at the connection position between the retaining ring (23) and the connecting ring (19). An external thread is provided on the outer wall of the connecting ring (19), and the fastening nut (24) is threadedly connected to the connecting ring (19) through the external thread.

6. A walk-in rapid temperature change test chamber according to claim 5, characterized in that: A sealing gasket (25) is provided at the connection position between the retaining ring (23) and the connecting ring (19), and the inside of the fastening nut (24) abuts against the retaining ring (23).

7. A walk-in rapid temperature change test chamber according to claim 1, characterized in that: The bottom of the box (1) is fixedly provided with a support (26).

8. The walk-in rapid temperature change test chamber according to claim 1, characterized in that: The front end of the box (1) is hinged to a door (27), and the door (27) is provided with an observation window (28).

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