CN219064791U - Air tightness device for preventing toxic and harmful gas leakage - Google Patents
Air tightness device for preventing toxic and harmful gas leakage Download PDFInfo
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- CN219064791U CN219064791U CN202223479179.2U CN202223479179U CN219064791U CN 219064791 U CN219064791 U CN 219064791U CN 202223479179 U CN202223479179 U CN 202223479179U CN 219064791 U CN219064791 U CN 219064791U
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- airtight device
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Abstract
The utility model provides an airtight device for preventing toxic and harmful gas from leaking. The airtight device for preventing toxic and harmful gas leakage comprises a box body; the box cover is hermetically and rotatably arranged on the box body; the water inlet pipe is arranged on the box body; the water outlet pipe is arranged on the box body; the air inlet pipe is arranged on the box body; the observation window is arranged on the box cover; the two fixing blocks are fixedly arranged on the box cover; the clamping groove is formed in the fixed block; the fastening mechanism is arranged on the box body and comprises two clamping blocks which are symmetrically and movably arranged on the box body. The airtight device for preventing toxic and harmful gas leakage has the advantages of convenience in use, sealing effect and convenience in opening and closing of the box cover.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to an airtight device for preventing toxic and harmful gas from leaking.
Background
When the etching machine works, the chemical chloride ion for etching is negative monovalent, the chloride ion in the sodium hypochlorite is positive monovalent, and after the etching smoke, the oxidation reduction is generated, and then chlorine gas is generated, so that the peripheral operators are greatly injured. In the prior art, waste gas is treated and purified by the waste gas collecting and treating device so as to ensure the physical health of personnel.
However, the conventional exhaust gas treatment device has poor air tightness, so that exhaust gas is easy to leak, and environmental pollution and personnel injury are caused.
Therefore, there is a need to provide a new airtight device for preventing leakage of toxic and harmful gases, which solves the above-mentioned problems.
Disclosure of Invention
The utility model solves the technical problem of providing the airtight device which is convenient to use, has a sealing effect and is convenient for opening and closing the box cover and prevents toxic and harmful gas from leaking.
In order to solve the above technical problems, the airtight device for preventing toxic and harmful gas leakage provided by the present utility model comprises: a case; the box cover is hermetically and rotatably arranged on the box body; the water inlet pipe is arranged on the box body; the water outlet pipe is arranged on the box body; the air inlet pipe is arranged on the box body; the observation window is arranged on the box cover; the two fixing blocks are fixedly arranged on the box cover; the clamping groove is formed in the fixed block; the fastening mechanism is arranged on the box body and comprises two clamping blocks which are symmetrically and movably arranged on the box body, and the clamping blocks are matched with the clamping grooves.
Preferably, the fastening mechanism further comprises two fixing seats, the two fixing seats are symmetrically and fixedly installed on one side of the box body, a threaded sleeve is rotatably installed on the fixing seats, a threaded rod is installed on the threaded sleeve in a threaded mode, and the threaded rod is rotatably connected with the clamping block.
Preferably, the worm wheel is sleeved on the threaded sleeve, the worm is rotatably installed on the box body, and the worm is meshed with the worm wheel.
Preferably, the bottom of threaded rod runs through the screw sleeve, just the bottom fixed mounting of threaded rod has the connecting block, fixed mounting has the gag lever post on the fixing base, the gag lever post with connecting block sliding connection.
Preferably, a sealing gasket is fixedly arranged at the top of the box body, and the sealing gasket is matched with the box cover.
Preferably, valves are arranged on the water inlet pipe and the water outlet pipe, and a one-way valve is arranged on the air inlet pipe.
Compared with the related art, the airtight device for preventing toxic and harmful gas leakage has the following beneficial effects:
the utility model provides an airtight device for preventing toxic and harmful gas leakage, wherein a box cover is arranged on a box body in a sealing and rotating manner, and an observation window is arranged on the box cover and is convenient for observing the internal condition of the box body; the clamping groove is formed in the fixing block, the fastening mechanism is arranged on the box body, the clamping block is matched with the clamping groove, the box cover is convenient to seal and fix, the box cover is convenient to open, the box body is convenient to clean, and the box body is easy to operate and convenient to use.
Drawings
FIG. 1 is a schematic view of an airtight device for preventing leakage of toxic and harmful gases according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic side view of the structure shown in FIG. 1;
FIG. 3 is a schematic view of the case cover of FIG. 1 when opened;
fig. 4 is an enlarged schematic view of a portion a shown in fig. 1.
Reference numerals in the drawings: 1. a case; 2. a case cover; 3. a water inlet pipe; 4. a water outlet pipe; 5. an air inlet pipe; 6. an observation window; 7. a fixed block; 8. a clamping groove; 9. a fastening mechanism; 901. a clamping block; 902. a fixing seat; 903. a threaded sleeve; 904. a threaded rod; 905. a worm wheel; 906. a worm; 907. a connecting block; 908. a limit rod; 10. and a sealing gasket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 2, 3 and 4 in combination, the airtight device for preventing leakage of toxic and harmful gases includes: a case 1; the box cover 2 is hermetically and rotatably arranged on the box body 1, a hinge is arranged on the box body 1, and the box cover 2 is rotatably arranged on the box body 1 through the hinge; the water inlet pipe 3 is arranged on the box body 1, so that water can be conveniently introduced into the box body 1; the water outlet pipe 4 is arranged on the box body 1, so that waste liquid can be discharged conveniently; the air inlet pipe 5 is arranged on the box body 1, so that waste gas can be conveniently introduced into the box body 1; the observation window 6 is arranged on the case cover 2, and the observation window 6 is transparent glass; the two fixing blocks 7 are fixedly arranged on the box cover 2; the clamping groove 8 is formed in the fixed block 7; the fastening mechanism 9, the fastening mechanism 9 sets up on the box 1, the fastening mechanism 9 includes two fixture blocks 901, two fixture block 901 symmetry movable mounting is in on the box 1, the fixture block 901 with draw-in groove 8 looks adaptation is convenient for fix case lid 2.
The fastening mechanism 9 further comprises two fixing bases 902, the two fixing bases 902 are symmetrically and fixedly installed on one side of the box body 1, a threaded sleeve 903 is rotatably installed on the fixing bases 902, a threaded rod 904 is mounted on the threaded sleeve 903 in a threaded mode, the threaded rod 904 is rotatably connected with the clamping block 901, and when the threaded sleeve 903 rotates, the threaded rod 904 is conveniently driven to move, so that the clamping block 901 is driven to move.
The threaded sleeve 903 is sleeved with a worm gear 905, the box body 1 is rotatably provided with a worm 906, the worm 906 is meshed with the worm gear 905, and the worm 906 and the worm gear 905 are matched to facilitate driving the threaded sleeve 903 to rotate.
The bottom of threaded rod 904 runs through threaded sleeve 903, just the bottom fixed mounting of threaded rod 904 has connecting block 907, fixed mounting has gag lever post 908 on the fixing base 902, gag lever post 908 with connecting block 907 sliding connection, gag lever post 908 and connecting block 907 play the spacing effect to threaded rod 904.
The top of the box body 1 is fixedly provided with a sealing gasket 10, the sealing gasket 10 is matched with the box cover 2, and the sealing gasket 10 has a sealing effect.
Valves are arranged on the water inlet pipe 3 and the water outlet pipe 4, and a one-way valve is arranged on the air inlet pipe 5.
The utility model provides an airtight device for preventing toxic and harmful gas leakage, which has the following working principle:
when the device is used, water is conveniently added into the box body 1 through the water inlet pipe 3, waste gas is introduced into the box body 1 through the air inlet pipe 5, the leaked chlorine can be absorbed by the water, and the device can penetrate through the inner condition of the box body 1 through the observation window 6, so that bubbles are generated, the fact that the inner absorption is saturated can be indicated, and the gas leakage can be early warned;
when the box cover 2 needs to be opened, the worm 906 is rotated, the worm 906 drives the two worm gears 905 to rotate, the worm gears 905 drive the threaded sleeves 903 to rotate, under the action of the connecting block 907 and the limiting rod 908, the threaded sleeves 903 drive the threaded rods 904 to move upwards, the threaded rods 904 drive the clamping blocks 901 to move upwards, the clamping blocks 901 move out of the clamping grooves 8, at the moment, the clamping blocks 901 to 90 degrees are rotated, and the box cover 2 can be rotated at the moment to be kept at present, as shown in fig. 3, so that the box body 1 is cleaned conveniently;
when the case cover 2 needs to be closed, the case cover 2 is covered on the case body 1, the clamping block 901 is rotated, the clamping block 901 corresponds to the clamping groove 8, then the worm 906 is reversely rotated, the threaded rod 904 moves downwards, the threaded rod 904 drives the clamping block 901 to move downwards, the clamping block 901 firmly abuts against the inner wall of the clamping groove 8, and the case cover 2 is tightly attached to the sealing gasket 10, so that sealing fixation is realized, and the case cover is simple to operate and convenient to use.
Compared with the related art, the airtight device for preventing toxic and harmful gas leakage has the following beneficial effects:
the utility model provides an airtight device for preventing toxic and harmful gas leakage, wherein a box cover 2 is installed on a box body 1 in a sealing and rotating mode, an observation window 6 is installed on the box cover 2, and the observation window 6 is convenient for observing the internal condition of the box body 1; the clamping groove 8 is formed in the fixing block 7, the fastening mechanism 9 is arranged on the box body 1, the clamping block 901 is matched with the clamping groove 8, the box cover 2 is convenient to seal and fix, the box cover 2 is convenient to open, the box body 1 is convenient to clean, and the operation is simple and the use is convenient.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. An airtight device for preventing leakage of toxic and harmful gases, comprising:
a case;
the box cover is hermetically and rotatably arranged on the box body;
the water inlet pipe is arranged on the box body;
the water outlet pipe is arranged on the box body;
the air inlet pipe is arranged on the box body;
the observation window is arranged on the box cover;
the two fixing blocks are fixedly arranged on the box cover;
the clamping groove is formed in the fixed block;
the fastening mechanism is arranged on the box body and comprises two clamping blocks which are symmetrically and movably arranged on the box body, and the clamping blocks are matched with the clamping grooves.
2. The airtight device for preventing leakage of toxic and harmful gas according to claim 1, wherein the fastening mechanism further comprises two fixing seats, the two fixing seats are symmetrically and fixedly installed on one side of the box body, a threaded sleeve is rotatably installed on the fixing seats, a threaded rod is threadedly installed on the threaded sleeve, and the threaded rod is rotatably connected with the clamping block.
3. The airtight device for preventing leakage of toxic and harmful gas according to claim 2, wherein the threaded sleeve is sleeved with a worm wheel, the box body is rotatably provided with a worm, and the worm is meshed with the worm wheel.
4. The airtight device for preventing leakage of toxic and harmful gas according to claim 3, wherein the bottom end of the threaded rod penetrates through the threaded sleeve, a connecting block is fixedly installed at the bottom end of the threaded rod, and a limit rod is fixedly installed on the fixing seat and is in sliding connection with the connecting block.
5. The airtight device for preventing leakage of toxic and harmful gas according to claim 1, wherein a gasket is fixedly installed at the top of the case body, and the gasket is adapted to the case cover.
6. The airtight device for preventing leakage of toxic and harmful gas according to claim 5, wherein valves are provided on the water inlet pipe and the water outlet pipe, and a check valve is provided on the air inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223479179.2U CN219064791U (en) | 2022-12-26 | 2022-12-26 | Air tightness device for preventing toxic and harmful gas leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223479179.2U CN219064791U (en) | 2022-12-26 | 2022-12-26 | Air tightness device for preventing toxic and harmful gas leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219064791U true CN219064791U (en) | 2023-05-23 |
Family
ID=86342990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223479179.2U Active CN219064791U (en) | 2022-12-26 | 2022-12-26 | Air tightness device for preventing toxic and harmful gas leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219064791U (en) |
-
2022
- 2022-12-26 CN CN202223479179.2U patent/CN219064791U/en active Active
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