CN212228332U - Detection equipment simultaneously suitable for gauze mask and breather valve gas tightness - Google Patents
Detection equipment simultaneously suitable for gauze mask and breather valve gas tightness Download PDFInfo
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- CN212228332U CN212228332U CN202021413498.1U CN202021413498U CN212228332U CN 212228332 U CN212228332 U CN 212228332U CN 202021413498 U CN202021413498 U CN 202021413498U CN 212228332 U CN212228332 U CN 212228332U
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- fixedly connected
- breather valve
- mask
- gauze mask
- air inlet
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- 238000001514 detection method Methods 0.000 title abstract description 18
- 238000012360 testing method Methods 0.000 claims abstract description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 4
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 4
- 241001330002 Bambuseae Species 0.000 abstract description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 4
- 239000011425 bamboo Substances 0.000 abstract description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a check out test set suitable for gauze mask and breather valve gas tightness simultaneously relates to gauze mask gas tightness detection technical field, comprises a workbench, the bottom fixedly connected with landing leg of workstation, top one side fixedly connected with fixed plate of workstation, the top fixedly connected with air pump of fixed plate, one side fixedly connected with section of thick bamboo that admits air of air pump, the fixed cover of one side fixedly connected with of air pump is kept away from to the section of thick bamboo that admits air. This check out test set that is applicable to gauze mask and breather valve gas tightness simultaneously, cooperation through movable sleeve and between the fixed cover, make the device not only can carry out the gas tightness to the gauze mask and detect, and can carry out the gas tightness to the breather valve alone and detect, enlarge the detection range of device, it is more convenient to use, utilize gas flow rate sensor to detect the velocity of flow difference of gauze mask or breather valve both sides, thereby calculate the gas tightness of gauze mask or breather valve, moreover, the steam generator is simple in structure, it is not high to require the leakproofness of equipment, the detection cost is lower, and the convenience is popularized and used.
Description
Technical Field
The utility model relates to a gauze mask gas tightness detects technical field, specifically is a check out test set who is applicable to gauze mask and breather valve gas tightness simultaneously.
Background
After the mask is produced, airtightness detection needs to be carried out on the mask, and in order to meet the requirements of different customers, the airtightness of the mask needs to meet the national detection standard. Traditional gauze mask gas tightness detection device can only carry out the gas tightness to the gauze mask and detect, can't detect alone the breather valve on the gauze mask, and the detection range of device is less.
In chinese utility model patent application no: CN201720128396.7 discloses there is whole negative pressure gas tightness on-line measuring device of face guard, the device includes the frame, the switch board is installed to the bottom of frame, the mid-mounting of frame has operation platform, the last a plurality of face guard frocks of installing of operation platform, tensile cylinder is installed to the bottom of face guard frocks, tensile cylinder cooperatees with the couple on the face guard lateral wall and fixes the face guard tensioning on the face guard frocks, negative pressure device and negative pressure detection device are installed to the bottom of face guard frocks. The device's structure is complicated, and is comparatively strict to the leakproofness requirement of device in the testing process, and detection cost is higher, is unfavorable for using widely.
Therefore, it is necessary to provide a detection device suitable for both mask and breather valve airtightness to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
An object of the utility model is to provide a be applicable to the check out test set of gauze mask and breather valve gas tightness simultaneously to solve the check out test set measuring range of the current gauze mask gas tightness that proposes among the above-mentioned background art little and detect the higher problem of cost.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a detection device suitable for a mask and a breather valve simultaneously comprises a workbench, wherein the bottom of the workbench is fixedly connected with supporting legs, one side of the top of the workbench is fixedly connected with a fixed plate, the top of the fixed plate is fixedly connected with an air pump, one side of the air pump is fixedly connected with an air inlet cylinder, one side of the air inlet cylinder, which is far away from the air pump, is fixedly connected with a fixed sleeve, one side of the fixed sleeve, which is far away from the air inlet cylinder, is provided with a clamping groove, the middle part of the fixed sleeve is provided with an air outlet and a first groove, the bottom of the inner side of one end, which is close to the fixed sleeve, of the air inlet cylinder is fixedly connected with a first sensor, the top of one side, which is far away from the fixed plate, of the workbench is movably connected, one side fixedly connected with fixture block that the gas outlet cylinder was kept away from to the movable sleeve, air inlet and second recess have been seted up to the inside of movable sleeve, the gas outlet cylinder is close to the inboard bottom fixedly connected with second sensor of one end of movable sleeve, inside one side fixedly connected with bearing of workstation, one side fixedly connected with cross axle of bearing, the one end that the bearing was kept away from to the cross axle runs through workstation and fixedly connected with handle, the bottom fixedly connected with connecting block of fly leaf, the threaded hole is seted up to the inside of connecting block, the spacing groove has been seted up to the inside bottom surface of workstation, one side middle part of workstation is equipped with the display screen.
Preferably, the fixed sleeve is far away from the equal fixedly connected with in one side of the section of thick bamboo that admits air and the one side that the gas outlet section of thick bamboo was kept away from to the movable sleeve and combines the cover, it is the rubber material to combine the cover.
Preferably, there are two clamping grooves, two clamping grooves are symmetrically distributed, and the number, the shape and the position of the clamping blocks correspond to those of the clamping grooves.
Preferably, the first sensor and the second sensor are both gas flow rate sensors.
Preferably, the outer side of the transverse shaft is provided with a thread, and the threaded hole is matched with the thread on the outer side of the transverse shaft.
Preferably, the connecting block is connected with the workbench in a sliding mode through a limiting groove.
Preferably, the diameters of the air outlet and the air inlet are the same, and the shapes of the first groove and the second groove are the same.
(III) advantageous effects
Compared with the prior art, the utility model provides a be applicable to check out test set of gauze mask and breather valve gas tightness simultaneously possesses following beneficial effect:
1. this check out test set that is applicable to gauze mask and breather valve gas tightness simultaneously through the cooperation between movable sleeve and the fixed cover, makes the device not only can carry out the gas tightness to the gauze mask and detect, can carry out the gas tightness to the breather valve alone moreover and detect, enlarges the measuring range of device, and it is more convenient to use.
2. This check out test set that is applicable to gauze mask and breather valve gas tightness simultaneously utilizes gas flow velocity sensor to detect the velocity difference of flow of gauze mask or breather valve both sides to calculate the gas tightness of gauze mask or breather valve, simple structure, it is not high to the leakproofness requirement of equipment, and the detection cost is lower, convenient to popularize and use.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic sectional view of the structure of the movable sleeve and the fixed sleeve of the present invention;
FIG. 3 is a schematic cross-sectional view of the structure of the working table of the present invention;
fig. 4 is a left side view of the fixing sleeve structure of the present invention.
In the figure: 1. a work table; 2. a support leg; 3. a display screen; 4. a fixing plate; 5. a movable plate; 6. a fixed block; 7. a movable sleeve; 8. an air outlet cylinder; 9. fixing a sleeve; 10. an air inlet cylinder; 11. an air pump; 12. a first sensor; 13. an air outlet; 14. a first groove; 15. a coupling sleeve; 16. a card slot; 17. a clamping block; 18. an air inlet; 19. a second sensor; 20. a second groove; 22. a bearing; 23. a limiting groove; 24. connecting blocks; 25. a threaded hole; 26. a horizontal axis; 27. a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a device for detecting airtightness of a mask and a breather valve comprises a workbench 1, a support leg 2 is fixedly connected to the bottom of the workbench 1, a fixing plate 4 is fixedly connected to one side of the top of the workbench 1, an air pump 11 is fixedly connected to the top of the fixing plate 4, an air inlet cylinder 10 is fixedly connected to one side of the air pump 11, a fixing sleeve 9 is fixedly connected to one side of the air inlet cylinder 10 away from the air pump 11, a combining sleeve 15 is fixedly connected to one side of the fixing sleeve 9 away from the air inlet cylinder 10 and one side of the movable sleeve 7 away from the air outlet cylinder 8, the combining sleeve 15 is made of rubber, so that the sealing performance of the device is improved, air leakage at a joint is prevented, detection errors are reduced, a clamping groove 16 is formed in one side of the fixing sleeve 9 away from the air inlet cylinder 10, the clamping grooves 16 are two, the two clamping, The shape and the position are corresponding, the device can not only detect the air tightness of the mask, but also detect the air tightness of the breather valve independently by matching the movable sleeve 7 and the fixed sleeve 9, the detection range of the device is enlarged, the use is more convenient, the middle part of the fixed sleeve 9 is provided with an air outlet 13 and a first groove 14, the bottom of the inner side of one end of the air inlet cylinder 10 close to the fixed sleeve 9 is fixedly connected with a first sensor 12, the top of one side of the workbench 1 far away from the fixed plate 4 is movably connected with a movable plate 5, the top of the movable plate 5 is fixedly connected with a movable sleeve 7, one side of the movable sleeve 7 is fixedly connected with an air outlet cylinder 8, one side of the air outlet cylinder 8 is fixedly connected with a fixed block 6, one side of the movable sleeve 7 far away from the air outlet cylinder 8 is fixedly connected with a fixture block 17, the first groove 14 and the second groove 20 have the same shape, the influence of different diameters on the gas flow speed is reduced, the bottom of the inner side of one end, close to the movable sleeve 7, of the gas outlet cylinder 8 is fixedly connected with a second sensor 19, the first sensor 12 and the second sensor 19 are both gas flow rate sensors, and the gas flow rate sensors are used for detecting the flow rate difference of two sides of a mask or a breather valve, so that the air tightness of the mask or the breather valve is calculated, the structure is simple, the requirement on the tightness of equipment is not high, the detection cost is low, the popularization and the use are convenient, one side of the inner part of the workbench 1 is fixedly connected with a bearing 22, one side of the bearing 22 is fixedly connected with a transverse shaft 26, the outer side of the transverse shaft 26 is provided with threads, a threaded hole 25 is matched with the threads on the outer side of the transverse shaft 26, the movable plate 5 is driven by the transverse, the bottom fixedly connected with connecting block 24 of fly leaf 5, threaded hole 25 has been seted up to connecting block 24's inside, and spacing groove 23 has been seted up to the inside bottom surface of workstation 1, and connecting block 24 passes through spacing groove 23 and workstation 1 sliding connection, and one side middle part of workstation 1 is equipped with display screen 3.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The working principle is as follows: when the mask is detected, the mask is placed between the movable sleeve 7 and the fixed sleeve 9, the handle 27 is rotated, the handle 27 drives the transverse shaft 26 to rotate, the transverse shaft 26 is in threaded connection with the connecting block 24, so that the connecting block 24 drives the movable plate 5 to move, the movable plate 5 drives the movable sleeve 7 to move, the movable sleeve 7 is combined with the fixed sleeve 9 and extrudes the combined sleeve 15 to prevent air leakage of a connector, the air pump 11 is started, the air pump 11 blows air flow into the air outlet 13 through the air inlet cylinder 10, then the air flow sequentially passes through the first groove 14, the second groove 20, the air inlet 18 and the air outlet cylinder 8 and finally blows air out from the other end of the air outlet cylinder 8, in the process, the air flow sensor detects the flow speed difference at two sides of the mask or the breathing valve, so that the air tightness of the mask or the breathing valve is calculated, when the breathing valve is detected, the air tightness detection can be completed by repeating the operation, and then the data can be displayed on the display screen 3, so that the operation is simple, and the popularization and the use are convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a be applicable to check out test set of gauze mask and breather valve gas tightness simultaneously, includes workstation (1), its characterized in that: the bottom fixedly connected with landing leg (2) of workstation (1), top one side fixedly connected with fixed plate (4) of workstation (1), the top fixedly connected with air pump (11) of fixed plate (4), one side fixedly connected with air inlet tube (10) of air pump (11), one side fixedly connected with fixed cover (9) that air pump (11) were kept away from to air inlet tube (10), fixed cover (9) keep away from one side of air inlet tube (10) and seted up draw-in groove (16), gas outlet (13) and first recess (14) have been seted up at the middle part of fixed cover (9), air inlet tube (10) are close to one end inboard bottom fixedly connected with first sensor (12) of fixed cover (9), one side top swing joint that fixed plate (4) were kept away from to workstation (1) has fly leaf (5), the top fixedly connected with movable sleeve (7) of fly leaf (5), one side of the movable sleeve (7) is fixedly connected with an air outlet cylinder (8), one side of the air outlet cylinder (8) is fixedly connected with a fixed block (6), one side of the movable sleeve (7) far away from the air outlet cylinder (8) is fixedly connected with a fixture block (17), the interior of the movable sleeve (7) is provided with an air inlet (18) and a second groove (20), the air outlet cylinder (8) is close to the inner bottom of one end of the movable sleeve (7) and is fixedly connected with a second sensor (19), one side of the interior of the workbench (1) is fixedly connected with a bearing (22), one side of the bearing (22) is fixedly connected with a cross shaft (26), one end of the cross shaft (26) far away from the bearing (22) penetrates through the workbench (1) and is fixedly connected with a handle (27), the bottom of the movable plate (5) is fixedly connected with a connecting block (24), and the interior, limiting groove (23) have been seted up to the inside bottom surface of workstation (1), one side middle part of workstation (1) is equipped with display screen (3).
2. The apparatus for detecting the airtightness of a mask and a breather valve according to claim 1, wherein: the air inlet pipe is characterized in that one side of the air inlet pipe (10) and one side of the air outlet pipe (8) are respectively far away from the fixed sleeve (9) and the movable sleeve (7), the fixed sleeve (15) is fixedly connected with a combination sleeve (15), and the combination sleeve (15) is made of rubber.
3. The apparatus for detecting the airtightness of a mask and a breather valve according to claim 1, wherein: the number of the clamping grooves (16) is two, the two clamping grooves (16) are symmetrically distributed, and the number, the shape and the positions of the clamping blocks (17) correspond to the number, the shape and the positions of the clamping grooves (16).
4. The apparatus for detecting the airtightness of a mask and a breather valve according to claim 1, wherein: the first sensor (12) and the second sensor (19) are both gas flow rate sensors.
5. The apparatus for detecting the airtightness of a mask and a breather valve according to claim 1, wherein: the outer side of the transverse shaft (26) is provided with threads, and the threaded hole (25) is matched with the threads on the outer side of the transverse shaft (26).
6. The apparatus for detecting the airtightness of a mask and a breather valve according to claim 1, wherein: the connecting block (24) is connected with the workbench (1) in a sliding mode through a limiting groove (23).
7. The apparatus for detecting the airtightness of a mask and a breather valve according to claim 1, wherein: the diameters of the air outlet (13) and the air inlet (18) are the same, and the shapes of the first groove (14) and the second groove (20) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021413498.1U CN212228332U (en) | 2020-07-17 | 2020-07-17 | Detection equipment simultaneously suitable for gauze mask and breather valve gas tightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021413498.1U CN212228332U (en) | 2020-07-17 | 2020-07-17 | Detection equipment simultaneously suitable for gauze mask and breather valve gas tightness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212228332U true CN212228332U (en) | 2020-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021413498.1U Expired - Fee Related CN212228332U (en) | 2020-07-17 | 2020-07-17 | Detection equipment simultaneously suitable for gauze mask and breather valve gas tightness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212228332U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116007852A (en) * | 2023-03-27 | 2023-04-25 | 菏泽嘉泽电子材料有限公司 | Mask air tightness detection device for textile processing |
-
2020
- 2020-07-17 CN CN202021413498.1U patent/CN212228332U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116007852A (en) * | 2023-03-27 | 2023-04-25 | 菏泽嘉泽电子材料有限公司 | Mask air tightness detection device for textile processing |
| CN116007852B (en) * | 2023-03-27 | 2023-06-16 | 菏泽嘉泽电子材料有限公司 | Mask air tightness detection device for textile processing |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |