CN210376271U - Movable airtight testing device - Google Patents
Movable airtight testing device Download PDFInfo
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- CN210376271U CN210376271U CN201920617809.7U CN201920617809U CN210376271U CN 210376271 U CN210376271 U CN 210376271U CN 201920617809 U CN201920617809 U CN 201920617809U CN 210376271 U CN210376271 U CN 210376271U
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- branch pipe
- pull rod
- harmful gas
- box
- testing device
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- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 239000007789 gas Substances 0.000 claims description 54
- 238000007789 sealing Methods 0.000 claims description 15
- 239000011261 inert gas Substances 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 4
- 238000002474 experimental method Methods 0.000 description 4
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model provides a movable airtight testing arrangement, including the seal box, the seal box includes box and case lid, be provided with the sample storehouse that is used for placing the sample under test in the box, the sample storehouse includes the storehouse body and cang gai, the bottom fixed connection of the storehouse body be in on the bottom of the case of box, the cang gai is connected with the pull rod, be provided with on the case lid with pull rod size assorted trompil, the other end of pull rod passes the trompil extends to outside the case of seal box, be provided with harmful gas's air inlet on the first lateral wall of seal box, with set up harmful gas's gas outlet on the relative second lateral wall of first lateral wall, the gas outlet passes through the corresponding harmful gas tester of pipe connection. Testing arrangement have that the leakproofness is good, it is accurate to measure, simple structure, extensive applicability's advantage.
Description
Technical Field
The utility model belongs to testing arrangement especially relates to a mobilizable, has the testing arrangement of the performance of the sample of purifying action to harmful gas such as formaldehyde, VOC.
Background
Indoor environments are the most intimate environments to which people come into contact. With the modernization of production and living style, more work and entertainment and sports activities can be carried out indoors, and although the concentration of indoor pollutants is lower, the cumulative contact amount is higher due to long contact time, so people pay attention to the treatment of harmful gases such as formaldehyde, VOC and the like. A volume does not have strict regulation for scientific research's environmental test case, the big cabin is close actual room size, the test of whole house and panel, the test result is close reality, but the cost is high, the running cost is high, under the general condition, consider that laboratory area is limited and the experiment cost, the cabin body chooses for use simple and easy cabin to go on for the experiments, the test case that need open after the present simple and easy test case is injected gas many, place the sample of being surveyed, cause gas leakage, the unable accurate actual performance of the processing harmful gas who measures the sample of being surveyed, in addition, current glove box has the defect that needs in time to change operating gloves.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a movable airtight testing arrangement, the leakproofness of device is good, and the measurement is accurate, simple structure, extensive applicability.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a movable airtight testing arrangement, includes the seal box, the seal box includes box and case lid, be provided with the sample storehouse that is used for placing the sample of being surveyed in the box, the sample storehouse is including the storehouse body and cang gai, the bottom fixed connection of the storehouse body is in on the bottom of the case of box, the cang gai is connected with the pull rod, be provided with on the case lid with pull rod size assorted trompil, the other end of pull rod passes the trompil extends to outside the case of seal box, be provided with harmful gas's air inlet on the first lateral wall of seal box, with set up harmful gas's gas outlet on the relative second lateral wall of first lateral wall, the gas outlet passes through the corresponding harmful gas tester of pipe connection.
Furthermore, the air inlet is connected with an air inlet pipe, the air inlet pipe is outwards divided into two branch pipes, namely a first branch pipe and a second branch pipe, the first branch pipe is a branch pipe carrying harmful gases, the second branch pipe is a branch pipe carrying inert gases, and valves are arranged on the first branch pipe and the second branch pipe.
Further, the end of the first branch pipe is provided with a rubber plug.
Furthermore, the gas outlet is connected with a gas outlet pipe, the gas outlet pipe is outwards divided into three branch pipes, namely a third branch pipe, a fourth branch pipe and a fifth branch pipe, the third branch pipe is connected with the harmful gas tester, the fourth branch pipe is connected with the inert gas recovery device, the fifth branch pipe is connected with the harmful gas treatment device, and valves are arranged on the third branch pipe, the fourth branch pipe and the fifth branch pipe.
Furthermore, a hollow fixing rod perpendicular to the box cover is arranged at the opening of the box cover, and the inner diameter of the hollow fixing rod is matched with the diameter of the pull rod.
Furthermore, a fixing clamp is arranged on the pull rod and is used for fixedly connecting the pull rod and the hollow fixing rod.
Furthermore, the fixing clamp is divided into an upper part and a lower part, the inner diameter of the upper part of the fixing clamp is matched with the diameter of the pull rod, the inner diameter of the lower part of the fixing clamp is matched with the outer diameter of the hollow fixing rod, and an elastic sealing ring is arranged at the joint of the upper part of the fixing clamp and the lower part of the fixing clamp.
Furthermore, the bottom of the pull rod is also connected with a plurality of supporting arms, and the other ends of the supporting arms are connected to the bin cover.
Further, a fan mounted on the first side wall is arranged at the upper end of the harmful gas inlet.
Compared with the prior art, the movable airtight testing device has the following advantages:
(1) the utility model is provided with the pull rod and the sample bin, thereby avoiding the inaccurate test and the damage to the environment caused by the leakage of harmful gas and simultaneously realizing the controllability of the test process;
(2) the utility model is provided with the air inlet branch pipe and the air outlet branch pipe, thereby avoiding forming a plurality of holes on the sealing box, and further increasing the sealing performance of the whole sealing box;
(3) the utility model evacuates the gas in the box by the inert gas before the experiment, thereby increasing the accuracy of the experiment;
(4) the utility model is provided with a harmful gas treatment device, which prevents the environment from being polluted by the release of redundant harmful gas into the air;
(5) the fixing clamp of the utility model is provided with the elastic sealing ring, which enhances the sealing performance between the hollow fixing rod and the pull rod;
(6) the utility model discloses can realize the test of multiple quilt survey sample, extensive applicability.
Drawings
The accompanying drawings, which form a part hereof, 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 without undue limitation. In the drawings:
fig. 1 is a schematic view of a testing apparatus according to an embodiment of the present invention;
fig. 2 is a schematic view of the connection between the pull rod and the hollow fixing rod according to the embodiment of the present invention.
Description of reference numerals:
1-sealing the box; 101-a box body; 102-a box cover; 103-opening on the box cover; 104-a first side wall of the seal box; 105-an air inlet on the first side wall; 106-a second side wall; 107-air outlets on the second side wall; 108-a fan; 2-a sample bin; 201-a cabin body; 202-bin cover; 3-a pull rod; 301-a retaining clip; 302-a support arm; 303-upper part of fixation clamp; 304 — lower portion of fixation clamp; 305-grooves on the tie-rod; 4-harmful gas tester; 5, an air inlet pipe; 501-a first branch pipe; 502-a second branch; 6-air outlet pipe; 601-third branch pipe; 602-a fourth manifold; 603-a fifth branch; 7-an inert gas recovery unit; 8-a harmful gas treatment device; 9-hollow fixing rod.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being 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", etc. 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," "second," etc. 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 otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, a movable airtight testing device comprises a sealed box 1, the sealed box 1 comprises a box body 101 and a box cover 102, a sample chamber 2 for placing a sample to be tested is arranged in the box body 101, the sample chamber 2 comprises a chamber body 201 and a chamber cover 202, the bottom of the chamber body 201 is fixedly connected to the bottom of the box body 101, in order to ensure the sealing performance of the sample chamber 2, a sealing rubber ring (not shown) is arranged at the part of the chamber cover 202 covered with the chamber body 201, the chamber cover 202 is connected with a pull rod 3, specifically, the pull rod 3 is a solid pull rod, an opening 103 matched with the pull rod 3 in size is arranged on the box cover 102, the other end of the pull rod 3 passes through the opening 103 and extends to the outside of the sealed box 1, a first side wall 104 of the sealed box 1 is provided with an air inlet 105 for harmful gas, a second side wall 106 opposite to the first side wall 104 is provided with an air outlet 107 for harmful gas, the air, the air inlet pipe 5 is divided into two branch pipes, including a first branch pipe 501 and a second branch pipe 502, the first branch pipe 501 is a branch pipe carrying harmful gas, and the end of the first branch pipe 501 is provided with a rubber plug, the second branch pipe 502 is a branch pipe carrying inert gas, valves are arranged on the first branch pipe 501 and the second branch pipe 502, the air outlet 107 is connected with an air outlet pipe 6, the air outlet pipe 6 is divided into three branch pipes, namely a third branch pipe 601, a fourth branch pipe 602 and a fifth branch pipe 603, the third branch pipe 601 is connected with a corresponding harmful gas tester 4, the fourth branch pipe 602 is connected with an inert gas recovery device 7, the fifth branch pipe 603 is connected with a harmful gas treatment device 8, valves are arranged on the third branch pipe, the fourth branch pipe and the fifth branch pipe, the utility model discloses a branch pipe is arranged on the air inlet pipe and the air outlet pipe, thereby avoiding a plurality of holes from being arranged on, thereby improving the sealing performance of the sealing box; the upper end of the air inlet 105 is also provided with a fan 108 mounted on the first side wall 104, a power cord of the fan 108 passing through the first side wall is connected to an external power source, and the fan 108 is used for uniformly dispersing the air in the sealed box.
The opening 103 of the box cover is provided with a hollow fixed rod 9 vertical to the box cover 102, the inner diameter of the hollow fixed rod 9 is matched with the diameter of the pull rod 3, the pull rod 3 is provided with a fixed clamp 301, the fixed clamp 301 is used for fixedly connecting the pull rod 3 and the hollow fixed rod 9, as shown in figure 2, the fixed clamp 301 is divided into an upper part 303 and a lower part 304, the inner diameter of the upper part 303 of the fixed clamp is matched with the diameter of the pull rod 3, the inner diameter of the lower part 304 is matched with the outer diameter of the hollow fixed rod 9, the joint of the upper part and the lower part of the fixed clamp is provided with an elastic sealing ring (not shown in the figure), in order to increase the stability between the fixed clamp 301 and the pull rod, the upper part of the fixed clamp 301 is provided with a bulge, the pull rod is provided with a groove 305 matched with the bulge, when in use, the bulge part of, the other end of the supporting arm 302 is connected to the bin cover, the supporting arm 302 increases the stability of the connection between the pull rod 3 and the bin cover 202, and it should be noted that when the bin cover 202 and the bin cover 102 are tightly covered, the top end of the pull rod 3 is still located above the top end of the hollow fixing rod 9.
When the utility model is used, the box cover 102 is opened, a sample is put into the bin body 201 of the sample bin, the bin cover 202 and the box cover 102 are tightly covered, the valves on the first branch pipe 501 and the fifth branch pipe 603 are closed, the valves on the second branch pipe 502, the third branch pipe 601 and the fourth branch pipe 602 are opened, inert gas is introduced into the sealing box 1, the fan is opened, after a period of time, when the indication number on the harmful gas tester is observed to be 0, the valves on the second branch pipe 502, the fourth branch pipe 602 and the fifth branch pipe 603 are closed, the valve on the first branch pipe 502 is opened, the rubber plug at the tail end of the first branch pipe 501 is elastic and has the sealing function, the injector passes through the rubber plug to inject harmful gas into the first branch pipe 501, the indication number in the harmful gas tester is observed, the true harmful gas concentration is obtained after the indication number is stable, when the harmful gas concentration meets the experimental requirements, with pull rod 3 rebound, thereby open cang gai 202, and press from both sides tight pull rod 3 and hollow dead lever 9 with fixation clamp 301, make pull rod 3 fixed, the sample fully adsorbs harmful gas or reacts with harmful gas, judge the performance of being surveyed the sample through observing the harmful gas tester, the accessible removes pull rod 3 in the testing process and controls the test process of sample at any time, after the test is accomplished, if there is harmful gas still in the seal box, then handle unnecessary harmful gas through harmful gas processing apparatus 8, the utility model provides a being surveyed the sample can be for adsorbing the granule of harmful gas such as formaldehyde, VOC or with the solution that harmful gas such as formaldehyde, VOC take place the reaction.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a airtight testing arrangement of movable which characterized in that: including the seal box, the seal box includes box and case lid, be provided with the sample storehouse that is used for placing the sample of being surveyed in the box, the sample storehouse is including the storehouse body and cang gai, the bottom fixed connection in the storehouse body be in on the bottom of the case of box, the cang gai is connected with the pull rod, be provided with on the case lid with pull rod size assorted trompil, the other end of pull rod passes the trompil extends to outside the case of seal box, be provided with harmful gas's air inlet on the first lateral wall of seal box, with set up harmful gas's gas outlet on the relative second lateral wall of first lateral wall, the gas outlet passes through the harmful gas tester that pipe connection corresponds.
2. A portable closed testing device according to claim 1, characterized in that: the gas inlet is connected with a gas inlet pipe, the gas inlet pipe is outwards divided into two branch pipes, namely a first branch pipe and a second branch pipe, the first branch pipe is a branch pipe carrying harmful gas, the second branch pipe is a branch pipe carrying inert gas, and valves are arranged on the first branch pipe and the second branch pipe.
3. A portable closed testing device according to claim 2, characterized in that: the end of the first branch pipe is provided with a rubber plug.
4. A portable closed testing device according to claim 2, characterized in that: the gas outlet is connected with an air outlet pipe, the air outlet pipe outwards divides into three branch pipes, namely a third branch pipe, a fourth branch pipe and a fifth branch pipe, the third branch pipe is connected with the harmful gas tester, the fourth branch pipe is connected with the inert gas recovery device, the fifth branch pipe is connected with the harmful gas treatment device, and valves are arranged on the third branch pipe, the fourth branch pipe and the fifth branch pipe.
5. A portable closed testing device according to claim 1, characterized in that: the hole of the case cover is provided with a hollow fixed rod perpendicular to the case cover, and the inner diameter of the hollow fixed rod is matched with the diameter of the pull rod.
6. The portable closed testing device according to claim 5, wherein: the pull rod is provided with a fixing clamp, and the fixing clamp is used for fixedly connecting the pull rod and the hollow fixing rod.
7. The portable closed testing device according to claim 6, wherein: the fixing clamp is divided into an upper portion and a lower portion, the inner diameter of the upper portion of the fixing clamp is matched with the diameter of the pull rod, the inner diameter of the lower portion of the fixing clamp is matched with the outer diameter of the hollow fixing rod, and an elastic sealing ring is arranged at the joint of the upper portion of the fixing clamp and the lower portion of the fixing clamp.
8. A portable closed testing device according to claim 1, characterized in that: the bottom of the pull rod is also connected with a plurality of supporting arms, and the other ends of the supporting arms are connected to the bin cover.
9. A portable closed testing device according to claim 1, characterized in that: the upper end of the harmful gas inlet is provided with a fan mounted on the first side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920617809.7U CN210376271U (en) | 2019-04-30 | 2019-04-30 | Movable airtight testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920617809.7U CN210376271U (en) | 2019-04-30 | 2019-04-30 | Movable airtight testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210376271U true CN210376271U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920617809.7U Active CN210376271U (en) | 2019-04-30 | 2019-04-30 | Movable airtight testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210376271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112014264A (en) * | 2020-08-21 | 2020-12-01 | 华侨大学 | Device for gas component adsorption and desorption test |
-
2019
- 2019-04-30 CN CN201920617809.7U patent/CN210376271U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112014264A (en) * | 2020-08-21 | 2020-12-01 | 华侨大学 | Device for gas component adsorption and desorption test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240429 Address after: 300450 No.1 Factory Building of Tianjin Binhai New Area Economic and Technological Development Zone (Nangang Industrial Zone) Textile Economic Zone Patentee after: TIANJIN TSINGKE ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Country or region after: China Address before: Room 1823, building 4-1, 22 Huaming Avenue, Huaming hi tech Industrial Zone, Dongli District, Tianjin Patentee before: TIANJIN QINGKE CAIHUI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |