Ventilation aging test box

Abstract

The utility model provides a ventilation aging test box which comprises a ventilation aging test box body, a base is arranged on the outer wall of the bottom of the ventilation aging test box body, supporting seats are fixed to the outer walls of the four corners of the bottom of the base, and a linkage transfer assembly is arranged on the inner wall of the bottom of the base. A ventilation aging test chamber is formed in the outer wall of the ventilation aging test box main body, a linkage air injection box door assembly is arranged on the outer wall of the ventilation aging test box main body, and the linkage transfer assembly comprises an inner groove formed in the outer wall of the bottom of the base. Through the arrangement of the linkage transfer assembly, an air pump works, a three-way valve is adjusted, compressed air is input into an air cylinder through a first air injection pipe, the air cylinder works and extends to drive a moving plate to move downwards in an inner groove, and universal wheels at the bottom of the moving plate make contact with the ground; the ventilation aging test box can be transferred and moved through the universal wheels, and the position of the ventilation aging test box can be adjusted in the erecting and using process.

Description

Technical Field

[0001] The utility model relates to the technical field of a ventilation aging test box, in particular to a ventilation aging test box. Background Art

[0002] The ventilation aging test chamber is a device used to test the heat resistance of materials and simulate high temperature environmental conditions. It is suitable for ventilation aging tests of electrical insulation materials, electronic parts and components, plasticized products and other materials. By aging the samples in air simulating high temperature and atmospheric pressure, and then measuring their performance and comparing them with the performance of unaged samples, the adaptability and performance of these materials under high temperature environmental conditions can be assessed and judged; the control accuracy of the equipment can reach ±0.5℃, and it has a PID automatic calculation function, which does not require manual setting. At the same time, the ventilation aging test chamber is also equipped with a high-precision filament sensor, which can more accurately detect and record the performance changes of the sample; in addition, this equipment also has an overload protection function, which can automatically shut down and issue a warning when overloaded. At the same time, the indicator lights of various actions can also display the working status of the equipment in real time.

[0003] However, the existing ventilation aging test chambers on the market have a relatively simple structure, and most of them are fixed installation structures. It is not convenient to transport and move the test chamber, which is not conducive to the adjustment of the test chamber installation position. The traditional ventilation aging test chamber does not have the ability to automatically close the chamber door. Therefore, we have made improvements to this and proposed a ventilation aging test chamber. Summary of the invention

[0004] The utility model aims to solve the problems that the existing ventilation aging test box cannot be conveniently transported and moved, is not conducive to the adjustment of the test box installation position, and does not have the ability to automatically close the box door.

[0005] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:

[0006] Ventilation aging test chamber to improve the above problems.

[0007] The specific application is as follows:

[0008] It includes a ventilation aging test box body, a base is arranged on the bottom outer wall of the ventilation aging test box body, support seats are fixed on the outer walls of the four bottom corners of the base, a linkage transfer component is arranged on the bottom inner wall of the base, a ventilation aging test chamber is opened on the outer wall of the ventilation aging test box body, and a linkage gas injection box door component is arranged on the outer wall of the ventilation aging test box body.

[0009] As a preferred technical solution of the present application, the linked transfer assembly includes an inner groove opened on the bottom outer wall of the base, a cylinder is embedded and fixed on the top inner wall of the inner groove, a movable plate is fixed to the bottom end of the telescopic rod of the cylinder, universal wheels are installed on the bottom four corner outer walls of the movable plate, an air pump is installed on the outer wall of one side of the top of the base, a three-way valve is installed at the air delivery end of the air pump, one end of the three-way valve is connected to a first air injection pipe, and one end of the first air injection pipe is connected to the air inlet end of the cylinder.

[0010] As a preferred technical solution of the present application, the linked air injection box door assembly includes an airbag frame fixed on the outer wall of the main body of the ventilation aging test box, second airbags are fixed on the inner walls on both sides of the ventilation aging test chamber, the second airbag and the airbag frame are through-connected, the top outer wall of the airbag frame is rotatably connected with the box door through a spring hinge, the other end of the three-way valve is through-connected with a second air injection pipe, and one end of the second air injection pipe is through-connected with an outer wall of one side of the airbag frame, a pull rope is fixed on the middle outer wall of one side of the box door, and one end of the pull rope is connected to the ventilation aging test box One side outer wall of the main body is fixedly connected, a bobbin is fixed on the one side outer wall of the main body of the ventilation aging test box, a bend pipe is connected through the top outer wall of the bobbin, and one end of the bend pipe passes through the interior of the second airbag, a piston is arranged inside the bobbin, a connecting rod is fixed on the bottom outer wall of the piston, a connecting frame is fixed on one end of the connecting rod passing through the outside of the bobbin, a guide wheel is rotatably installed inside the connecting frame, and the guide wheel is pressed above the pull rope, an air blowing pipe is distributed and connected through the bottom inner wall of the second airbag, and a pressure relief valve is installed at the end of the air blowing pipe.

[0011] As a preferred technical solution of the present application, clamping blocks are symmetrically fixed on the bottom outer wall of the airbag frame, and clamping openings are symmetrically opened on the outer walls on both sides of the bottom of the box door.

[0012] As a preferred technical solution of the present application, a pressure relief valve is installed on the outer wall of the end of the first gas injection pipe.

[0013] As a preferred technical solution of the present application, guide cylinders are fixed on the inner walls on both sides of the bottom of the inner groove, telescopic columns are inserted into the guide cylinders, and the bottom ends of the telescopic columns are fixedly connected to the top outer wall of the movable plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] In the scheme of this application:

[0016] 1. Through the setting of the linkage transfer component, the air pump works, and the three-way valve is adjusted to allow compressed air to be input into the cylinder through the first air injection pipe, so that the cylinder works and extends to drive the movable plate to move downward in the inner groove, so that the universal wheel at the bottom of the movable plate is in contact with the ground. The ventilation aging test box can be transported and moved through the universal wheel, which is conducive to the adjustment of the position of the ventilation aging test box during installation and use;

[0017] 2. Through the setting of the linkage air injection box door assembly, adjust the three-way valve to allow compressed air to be input into the airbag frame and the second airbag through the second air injection pipe, and injected into the barrel through the bent pipe, which drives the piston and the connecting rod in the barrel to move downward, drives the guide wheel to move downward to press the pull rope, so that the pull rope is tightened to drive the box door to flip and close, thereby realizing the automatic closing of the upper box door of the ventilation aging test box. After closing, when the air pressure in the second airbag reaches the threshold value of the pressure relief valve, the air is blown into the ventilation aging test chamber through the blowing pipe, thereby realizing the injection of high-pressure gas in the ventilation aging test chamber. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the three-dimensional structure of the ventilation aging test chamber provided for this application;

[0019] Figure 2 A schematic diagram of a three-dimensional cross-section structure of a base in a ventilation aging test chamber provided in this application;

[0020] Figure 3 This is an enlarged view of the structure of area A in the ventilation aging test chamber provided in this application;

[0021] Figure 4 This is an enlarged structural diagram of area B in the ventilation aging test chamber provided in this application.

[0022] Indicated in the figure:

[0023] 1. Ventilation aging test chamber body; 2. Base; 3. Support seat; 4. Linkage transfer assembly; 5. Ventilation aging test chamber; 6. Linkage gas injection box door assembly; 7. Block; 8. Bayonet; 9. Guide cylinder; 10. Telescopic column; 11. Pressure relief valve;

[0024] 401, inner tank; 402, cylinder; 403, moving plate; 404, universal wheel; 405, air pump; 406, three-way valve; 407, first air injection pipe;

[0025] 601, airbag frame; 602, second airbag; 603, spring hinge; 604, box door; 605, second air injection pipe; 606, pull rope; 607, bobbin; 608, elbow; 609, piston; 610, connecting rod; 611, connecting frame; 612, guide wheel; 613, air blowing pipe; 614, pressure relief valve. DETAILED DESCRIPTION

[0026] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0027] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0029] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0030] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", etc. is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the invention product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0031] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 The present embodiment proposes a ventilation aging test box, including a ventilation aging test box body 1, a base 2 is arranged on the bottom outer wall of the ventilation aging test box body 1, support seats 3 are fixed on the outer walls of the four corners of the bottom of the base 2, a linkage transfer component 4 is arranged on the bottom inner wall of the base 2, a ventilation aging test chamber 5 is opened on the outer wall of the ventilation aging test box body 1, and a linkage gas injection box door component 6 is arranged on the outer wall of the ventilation aging test box body 1.

[0032] As a preferred embodiment, on the basis of the above-mentioned method, further, the linkage transport component 4 includes an inner groove 401 opened on the outer wall of the bottom of the base 2, a cylinder 402 is inlaid and fixed on the top inner wall of the inner groove 401, a movable plate 403 is fixed to the bottom end of the telescopic rod of the cylinder 402, and universal wheels 404 are installed on the outer walls of the four corners of the bottom of the movable plate 403, an air pump 405 is installed on the outer wall of one side of the top of the base 2, and a three-way valve 406 is installed through the gas delivery end of the air pump 405, one end of the three-way valve 406 is connected to the first gas injection pipe 407, and one end of the first gas injection pipe 407 is connected to the cylinder 402. The air inlet end is connected through. During the use of the ventilation aging test box, it is supported and erected by the support seat 3 on the base 2. When the ventilation aging test box needs to be moved and changed, the air pump 405 works, and the three-way valve 406 is adjusted to allow compressed air to be input into the interior of the cylinder 402 through the first air injection pipe 407, so that the cylinder 402 is extended to drive the movable plate 403 to move downward in the inner groove 401, so that the universal wheel 404 at the bottom of the movable plate 403 is in contact with the ground. The ventilation aging test box can be transported and moved through the universal wheel 404, which is beneficial to the adjustment of the position of the ventilation aging test box during installation and use.

[0033] As a preferred embodiment, on the basis of the above-mentioned method, further, the linkage air injection box door assembly 6 includes an airbag frame 601 fixed on the outer wall of the ventilation aging test box body 1, and a second airbag 602 is fixed on the inner walls on both sides of the ventilation aging test chamber 5. The second airbag 602 and the airbag frame 601 are connected through, and the top outer wall of the airbag frame 601 is rotatably connected with a box door 604 through a spring hinge 603, and the other end of the three-way valve 406 is connected through a second air injection pipe 605, and one end of the second air injection pipe 605 is connected through the outer wall of one side of the airbag frame 601. A pull rope 606 is fixed on the outer wall of the middle part of one side of the box door 604, and one end of the pull rope 606 is fixedly connected to the outer wall of one side of the ventilation aging test box body 1. A tube 607 is fixed on the outer wall of one side of the ventilation aging test box body 1. A bend tube 608 is connected to the top outer wall of the tube 607, and one end of the bend tube 608 passes through the inside of the second airbag 602. A piston 609 is arranged inside the tube 607. A connecting rod 610 is fixed on the outer wall of the bottom of the piston 609. One end of the connecting rod 610 passing through the outside of the tube 607 is fixed to the connecting frame 608. 11. A guide wheel 612 is installed for rotation inside the connecting frame 611, and the guide wheel 612 is pressed on the top of the pull rope 606. An air blowing pipe 613 is distributed and connected to the bottom inner wall of the second air bag 602, and a pressure relief valve 614 is installed at the end of the air blowing pipe 613. During the use of the ventilation aging test box, the test product is placed and fixed in the ventilation aging test chamber 5, the air pump 405 is working, and the three-way valve 406 is adjusted to allow compressed air to be input into the air bag frame 601 and the second air bag 602 through the second air injection pipe 605, and injected into the second air bag through the bend pipe 608. When the gas enters the cylinder 607, the pressure in the cylinder 607 rises, driving the piston 609 and the connecting rod 610 to move downward, driving the connecting frame 611 and the guide wheel 612 to move downward to press the pull rope 606, so that the pull rope 606 is tightened and drives the box door 604 to flip and close under the action of the spring hinge 603, thereby realizing the automatic closing of the box door 604 on the ventilation aging test box. After closing, when the air pressure in the second airbag 602 reaches the threshold value of the pressure relief valve 614, the air is blown into the ventilation aging test chamber 5 through the blowing pipe 613, thereby realizing the injection of high-pressure gas in the ventilation aging test box.

[0034] As a preferred embodiment, on the basis of the above method, further, a clamping block 7 is symmetrically fixed on the bottom outer wall of the airbag frame 601, and a clamping slot 8 is symmetrically opened on the outer walls on both sides of the bottom of the box door 604. After the above-mentioned box door 604 is closed, the clamping slot 8 at the end of the box door 604 is clamped on the clamping block 7 at the bottom of the airbag frame 601, so that the box door 604 is fixed after being closed.

[0035] As a preferred embodiment, based on the above method, a pressure relief valve 11 is further installed on the outer wall of the end of the first gas injection pipe 407, and the gas in the first gas injection pipe 407 is discharged through the pressure relief valve 11 to achieve the reset of the cylinder 402 after extension.

[0036] As a preferred embodiment, on the basis of the above method, further, guide cylinders 9 are fixed on the inner walls on both sides of the bottom of the inner groove 401, and telescopic columns 10 are inserted into the guide cylinders 9, and the bottom ends of the telescopic columns 10 are fixedly connected to the top outer wall of the movable plate 403, so that the guide cylinders 9 and the telescopic columns 10 play a role in guiding the movement of the movable plate 403.

[0037] Specifically, when the ventilation aging test box is working / in use: during the use of the ventilation aging test box, it is supported and erected by the support seat 3 on the base 2. When the ventilation aging test box needs to be moved and changed, the air pump 405 works and adjusts the three-way valve 406 to allow compressed air to be input into the interior of the cylinder 402 through the first air injection pipe 407, so that the cylinder 402 is extended during operation to drive the movable plate 403 to move downward in the inner groove 401, so that the universal wheel 404 at the bottom of the movable plate 403 is aligned with the ground, and the ventilation aging test box can be transported and moved through the universal wheel 404, which is beneficial to the adjustment of the position of the ventilation aging test box during the use process. The test product is placed and fixed in the ventilation aging test chamber 5, and the air pump 405 Working, adjust the three-way valve 406 to allow compressed air to be input into the airbag frame 601 and the second airbag 602 through the second air injection pipe 605, and injected into the barrel 607 through the bent pipe 608. The rising pressure in the barrel 607 drives the piston 609 and the connecting rod 610 to move downward, drives the connecting frame 611 and the guide wheel 612 to move downward to press the pull rope 606, so that the pull rope 606 is tightened and drives the box door 604 to flip and close under the action of the spring hinge 603, thereby realizing the automatic closing of the box door 604 on the ventilation aging test box. After closing, when the air pressure in the second airbag 602 reaches the threshold value of the pressure relief valve 614, the air is blown into the ventilation aging test chamber 5 through the blowing pipe 613, thereby realizing the injection of high-pressure gas in the ventilation aging test box.

[0038] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. Ventilation aging test chamber, characterized in that: The invention comprises a ventilation aging test box body (1), a base (2) is arranged on the bottom outer wall of the ventilation aging test box body (1), support seats (3) are fixed on the bottom four corner outer walls of the base (2), a linkage transfer component (4) is arranged on the bottom inner wall of the base (2), a ventilation aging test chamber (5) is opened on the outer wall of the ventilation aging test box body (1), and a linkage gas injection box door component (6) is arranged on the outer wall of the ventilation aging test box body (1).

2. The ventilation aging test box according to claim 1, characterized in that: The linkage transport component (4) comprises an inner groove (401) provided on the outer wall at the bottom of the base (2); a cylinder (402) is embedded and fixed on the inner wall at the top of the inner groove (401); a movable plate (403) is fixed at the bottom end of the telescopic rod of the cylinder (402); universal wheels (404) are installed on the outer walls at the four corners of the bottom of the movable plate (403); an air pump (405) is installed on the outer wall at one side of the top of the base (2); a three-way valve (406) is installed through the air delivery end of the air pump (405); one end of the three-way valve (406) is connected through a first air injection pipe (407); one end of the first air injection pipe (407) is connected through the air intake end of the cylinder (402).

3. The ventilation aging test box according to claim 2, characterized in that: The linked air injection box door assembly (6) includes an airbag frame (601) fixed on the outer wall of the ventilation aging test box body (1), and second airbags (602) are fixed on the inner walls on both sides of the ventilation aging test chamber (5). The second airbag (602) and the airbag frame (601) are connected in a through-connected manner. The top outer wall of the airbag frame (601) is rotatably connected to a box door (604) via a spring hinge (603). The other end of the three-way valve (406) is connected in a through-connected manner to a second air injection pipe (605), and one end of the second air injection pipe (605) is connected in a through-connected manner to an outer wall of one side of the airbag frame (601). A pull rope (606) is fixed on the outer wall of the middle part of one side of the box door (604), and one end of the pull rope (606) is fixedly connected to an outer wall of one side of the ventilation aging test box body (1). A tube (607) is fixed on one side outer wall of the chemical test box body (1), a curved tube (608) is connected to the top outer wall of the tube (607), and one end of the curved tube (608) passes through the interior of the second airbag (602), a piston (609) is arranged inside the tube (607), a connecting rod (610) is fixed on the bottom outer wall of the piston (609), a connecting frame (611) is fixed to one end of the connecting rod (610) passing through the outside of the tube (607), a guide wheel (612) is rotatably installed inside the connecting frame (611), and the guide wheel (612) is pressed above the pull rope (606), an air blowing pipe (613) is distributed and connected to the bottom inner wall of the second airbag (602), and a pressure relief valve (614) is installed at the end of the air blowing pipe (613).

4. The ventilation aging test box according to claim 3, characterized in that: A clamping block (7) is symmetrically fixed on the outer wall of the bottom of the airbag frame (601), and a clamping opening (8) is symmetrically opened on the outer walls on both sides of the bottom of the box door (604).

5. The ventilation aging test box according to claim 2, characterized in that: A pressure relief valve (11) is installed on the outer wall of the end of the first gas injection pipe (407).

6. The ventilation aging test box according to claim 2, characterized in that: Guide cylinders (9) are fixed on the inner walls on both sides of the bottom of the inner groove (401), a telescopic column (10) is inserted into the guide cylinder (9), and the bottom end of the telescopic column (10) is fixedly connected to the top outer wall of the movable plate (403).

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