CN209519785U - A kind of high-low temperature test chamber pressure relief device - Google Patents
A kind of high-low temperature test chamber pressure relief device Download PDFInfo
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- CN209519785U CN209519785U CN201920031839.XU CN201920031839U CN209519785U CN 209519785 U CN209519785 U CN 209519785U CN 201920031839 U CN201920031839 U CN 201920031839U CN 209519785 U CN209519785 U CN 209519785U
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- pressure release
- silica gel
- tank shell
- pressure
- gel piece
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Abstract
The utility model discloses a kind of high-low temperature test chamber pressure relief devices, are related to technical field of test equipment.Including tank shell, the side of tank shell outer wall offers the first pressure release window, the first trident support plate is fixedly connected at the inner wall of first pressure release window, the first mounting hole is offered at the center of first trident support plate, the side that the inner wall of tank shell is located at the first pressure release window is threaded with the first pressure release silica gel piece, the other side of tank shell outer wall offers the second pressure release window, and the side that the second pressure release window is located at the outer wall of tank shell is threaded with the second pressure release silica gel piece.High-low temperature test chamber pressure relief device, pass through the first pressure release window of setting, the first pressure release silica gel piece, the second pressure release window and the second pressure release silica gel piece, the pressure outside pressure ratio inside the chamber is high, it is bonded using the first pressure release silica gel piece with tank shell, keep sealing, second pressure release silica gel piece is opened by the high pressure inside chamber, outside pressure release.
Description
Technical field
The utility model relates to technical field of test equipment, specially a kind of high-low temperature test chamber pressure relief device.
Background technique
High-low temperature test chamber is a kind of experimental rig of simulation climate variation, due to the experimental condition of its independent closed, temperature
The variation of degree and switch chamber door can cause the expansion and contraction of air in high-low temperature test chamber, so as to cause high-low temperature test chamber
Interior air pressure change, existing pressure relief device structure is simple, although can achieve the purpose that pressure release, its inborn structure can be led again
Cause high-low temperature test chamber box sealing not tight, sealing performance is poor, and excessive heat exchange will lead to refrigerating evaporator frosting influence
Refrigeration effect, and will affect the result of test.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of high-low temperature test chamber pressure relief device, has sealing
The advantages that better performances, solves the problems, such as existing pressure relief device poor sealing performance.
(2) technical solution
To realize the above-mentioned preferable purpose of sealing performance, the utility model is provided the following technical solutions: a kind of high/low temperature examination
Tryoff pressure relief device, including tank shell, the side of the tank shell outer wall offer the first pressure release window, first pressure release window
It is fixedly connected with the first trident support plate at the inner wall of mouth, offers the first installation at the center of the first trident support plate
Hole, the side that the inner wall of the tank shell is located at the first pressure release window are threaded with the first pressure release silica gel piece, the tank shell
The other side of outer wall offers the second pressure release window, and the side screw thread that the second pressure release window is located at the outer wall of the tank shell connects
It is connected to the second pressure release silica gel piece, the bottom of the tank shell is fixedly connected with mounting plate, and the four corners of the mounting plate open up
There is threaded hole, the internal whorl of the threaded hole is connected with the first bolt, and the lower surface of the mounting plate passes through the first bolt spiral shell
Line is connected at the outer wall of chamber, and the bottom of the mounting plate is fixedly connected with connection tracheae.
The technical program is advanced optimized, the tank shell is metal plate shell, and the shape of the tank shell is rectangle.
The technical program is advanced optimized, the side of the first pressure release silica gel piece is connected to by the second bolt thread
At the outer wall of one trident support plate, the side of the first mounting hole is run through and extended in one end of second bolt, and described first
The shape of pressure release silica gel piece is circle, and the specification of the first pressure release silica gel piece is identical as the specification of the second pressure release silica gel piece.
The technical program is advanced optimized, the inside of the second pressure release window is fixedly connected with the second trident support plate,
The second mounting hole is offered at the center of the second trident support plate.
The technical program is advanced optimized, the side of the second pressure release silica gel piece is connected to by third bolt thread
At the outer wall of two trident support plates, one end of the third bolt is run through and extends to the side of the second mounting hole.
The technical program is advanced optimized, the bottom of the connection tracheae extends to the inside of chamber, the connection gas
The bottom of pipe is fixedly connected through mounting plate and with the bottom of tank shell.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of high-low temperature test chamber pressure relief device, has following beneficial
Effect:
The high-low temperature test chamber pressure relief device, by the way that the first pressure release window, the first pressure release silica gel piece, the second pressure release window is arranged
Mouthful and the second pressure release silica gel piece, the pressure outside pressure ratio inside the chamber is high, utilizes the first pressure release silica gel piece and box shell
It shows consideration for and closes, keep sealing, the second pressure release silica gel piece is opened by the high pressure inside chamber, outside pressure release, the pressure inside chamber
Power is lower than external pressure, is bonded using the second pressure release silica gel piece with tank shell, keeps sealing, and the first pressure release silica gel piece is external
High pressure open, inside pressure release has achieved the effect that the air pressure Fast-Balance for keeping chamber inside and outside, has utilized the first pressure release
Window and this binary channels design structure of the second pressure release window, can either meet different situations, be rapidly performed by pressure release, make height
Low-temperature test chamber inside and outside pressure balance after pressure balance, and can make the inside and outside holding of high-low temperature test chamber
Sealing reduces heat exchange, prevents refrigerating evaporator frosting from influencing refrigeration effect.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the first pressure release window structure schematic diagram of the utility model；
Fig. 3 is the first pressure release silica gel piece structural schematic diagram of the utility model；
Fig. 4 is the second pressure release silica gel piece structural schematic diagram of the utility model.
In figure: 1, tank shell；2, the first pressure release window；3, the first trident support plate；4, the first mounting hole；5, the first pressure release
Silica gel piece；6, the second pressure release window；7, the second pressure release silica gel piece；8, mounting plate；9, threaded hole；10, the first bolt；11, it tests
Case；12, tracheae is connected；13, the second bolt；14, the second trident support plate；15, the second mounting hole；16, third bolt.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model discloses a kind of high-low temperature test chamber pressure relief device, including tank shell 1, box shells
The side of 1 outer wall of body offers the first pressure release window 2, and the support of the first trident is fixedly connected at the inner wall of the first pressure release window 2
Plate 3 offers the first mounting hole 4 at the center of first trident support plate 3, and the inner wall of tank shell 1 is located at the first pressure release window 2
Side is threaded with the first pressure release silica gel piece 5, and the other side of 1 outer wall of tank shell offers the second pressure release window 6, tank shell 1
Outer wall at be located at the side of the second pressure release window 6 and be threaded with the second pressure release silica gel piece 7, the bottom of tank shell 1 is fixed to be connected
It is connected to mounting plate 8, the four corners of mounting plate 8 offer threaded hole 9, and the internal whorl of threaded hole 9 is connected with the first bolt 10,
The lower surface of mounting plate 8 is threaded at the outer wall of chamber 11 by the first bolt 10, and the bottom of mounting plate 8 is fixedly connected
There is connection tracheae 12.
Specifically, tank shell 1 is metal plate shell, the shape of tank shell 1 is rectangle.
Specifically, the side of the first pressure release silica gel piece 5 is threaded in the first trident support plate 3 by the second bolt 13
At outer wall, the side of the first mounting hole 4 is run through and extended in one end of the second bolt 13, and the shape of the first pressure release silica gel piece 5 is
Circle, the specification of the first pressure release silica gel piece 5 are identical as the specification of the second pressure release silica gel piece 7.
Specifically, the inside of the second pressure release window 6 is fixedly connected with the second trident support plate 14, the second trident support plate 14
Center at offer the second mounting hole 15.
Specifically, the side of the second pressure release silica gel piece 7 is threaded in the second trident support plate 14 by third bolt 16
Outer wall at, one end of third bolt 16 is run through and extends to the side of the second mounting hole 15.
Specifically, the bottom of connection tracheae 12 extends to the inside of chamber 11, the bottom of connection tracheae 12 is through installation
Plate 8 is simultaneously fixedly connected with the bottom of tank shell 1.
When in use, when hot conditions are done in chamber 11,11 inner air of chamber is expanded, inside chamber 11
Pressure ratio outside pressure it is high, the first pressure release silica gel piece 5 is pressed on tank shell 1 by internal high pressure, keeps sealing；Second lets out
Pressure silica gel piece 7 is opened by the high pressure inside chamber 11, and outside pressure release makes the air pressure quick flat that chamber 11 is inside and outside
Weighing apparatus；When cryogenic conditions are done in chamber 11,11 inner air of chamber is shunk, outside the pressure ratio inside chamber 11
Pressure is low, and the second pressure release silica gel piece 7 is pressed on tank shell 1 by external high pressure, keeps sealing；First pressure release silica gel piece 5 is outer
The high pressure in portion opens, inside pressure release, makes the air pressure Fast-Balance that chamber 11 is inside and outside.
In conclusion the high-low temperature test chamber pressure relief device, by the way that the first pressure release window 2, the first pressure release silica gel piece is arranged
5, the second pressure release window 6 and the second pressure release silica gel piece 7, the pressure outside pressure ratio inside the chamber 11 is high, utilizes first
Pressure release silica gel piece 5 is bonded with tank shell 1, keeps sealing, and the second pressure release silica gel piece 7 is opened by the high pressure inside chamber 11, to
Outer pressure release, the pressure outside pressure ratio inside chamber 11 is low, is bonded using the second pressure release silica gel piece 7 with tank shell 1, keeps
Sealing, the first pressure release silica gel piece 5 are opened by external high pressure, and inside pressure release has reached the gas for keeping chamber 11 inside and outside
The effect of pressure Fast-Balance can either be expired using the first pressure release window 2 and this binary channels design structure of the second pressure release window 6
The different situation of foot, is rapidly performed by pressure release, makes the pressure balance that high-low temperature test chamber is inside and outside, after pressure balance, again
It can make the inside and outside holding sealing of high-low temperature test chamber, reduce heat exchange, prevent refrigerating evaporator frosting from influencing refrigeration effect
Fruit.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of high-low temperature test chamber pressure relief device, including tank shell (1), it is characterised in that: the one of tank shell (1) outer wall
Side offers the first pressure release window (2), is fixedly connected with the first trident support plate at the inner wall of the first pressure release window (2)
(3), it is offered the first mounting hole (4) at the center of the first trident support plate (3), the inner wall of the tank shell (1) is located at
The side of first pressure release window (2) is threaded with the first pressure release silica gel piece (5), and the other side of tank shell (1) outer wall is opened
Equipped with the second pressure release window (6), the side at the outer wall of the tank shell (1) positioned at the second pressure release window (6) is threaded with
The bottom of second pressure release silica gel piece (7), the tank shell (1) is fixedly connected with mounting plate (8), the quadrangle of the mounting plate (8)
Place offers threaded hole (9), and the internal whorl of the threaded hole (9) is connected with the first bolt (10), the mounting plate (8)
Lower surface is threaded at the outer wall of chamber (11) by the first bolt (10), and the bottom of the mounting plate (8) is fixed to be connected
It is connected to connection tracheae (12).
2. a kind of high-low temperature test chamber pressure relief device according to claim 1, it is characterised in that: the tank shell (1) is
Metal plate shell, the shape of the tank shell (1) are rectangle.
3. a kind of high-low temperature test chamber pressure relief device according to claim 1, it is characterised in that: the first pressure release silica gel
The side of piece (5) is threaded at the outer wall of the first trident support plate (3) by the second bolt (13), second bolt
(13) side of the first mounting hole (4) is run through and extended in one end, and the shape of the first pressure release silica gel piece (5) is circle,
The specification of the first pressure release silica gel piece (5) is identical as the specification of the second pressure release silica gel piece (7).
4. a kind of high-low temperature test chamber pressure relief device according to claim 1, it is characterised in that: the second pressure release window
(6) inside is fixedly connected with the second trident support plate (14), and is offered at the center of the second trident support plate (14)
Two mounting holes (15).
5. a kind of high-low temperature test chamber pressure relief device according to claim 1, it is characterised in that: the second pressure release silica gel
The side of piece (7) is threaded at the outer wall of the second trident support plate (14) by third bolt (16), the third bolt
(16) one end is run through and extends to the side of the second mounting hole (15).
6. a kind of high-low temperature test chamber pressure relief device according to claim 1, it is characterised in that: the connection tracheae (12)
Bottom extend to the inside of chamber (11), the bottom of connection tracheae (12) through mounting plate (8) and with tank shell (1)
Bottom be fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920031839.XU CN209519785U (en) | 2019-01-09 | 2019-01-09 | A kind of high-low temperature test chamber pressure relief device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920031839.XU CN209519785U (en) | 2019-01-09 | 2019-01-09 | A kind of high-low temperature test chamber pressure relief device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209519785U true CN209519785U (en) | 2019-10-22 |
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ID=68229245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920031839.XU Active CN209519785U (en) | 2019-01-09 | 2019-01-09 | A kind of high-low temperature test chamber pressure relief device |
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| Country | Link |
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| CN (1) | CN209519785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115487878A (en) * | 2022-10-20 | 2022-12-20 | 江苏拓米洛环境试验设备有限公司 | Pressure balancing device and environmental test chamber |
-
2019
- 2019-01-09 CN CN201920031839.XU patent/CN209519785U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115487878A (en) * | 2022-10-20 | 2022-12-20 | 江苏拓米洛环境试验设备有限公司 | Pressure balancing device and environmental test chamber |
| CN115487878B (en) * | 2022-10-20 | 2023-08-29 | 江苏拓米洛高端装备股份有限公司 | Pressure balancing device and environment test box |
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