CN218674083U

CN218674083U - Dustproof effectual examination cover

Info

Publication number: CN218674083U
Application number: CN202222776297.3U
Authority: CN
Inventors: 赵洋; 王利军; 王伟; 温慧
Original assignee: Inner Mongolia Zhongji Measurement And Testing Technology Co ltd
Current assignee: Inner Mongolia Zhongji Measurement And Testing Technology Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-03-21
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses a dustproof effectual examination cover, including the cover body, the air vent has been seted up on the surface of the cover body to the top fixedly connected with flange of the cover body, and ring groove has been seted up to the surface symmetry of the cover body, and two ring groove's the equal sliding connection of inner wall has the annular card strip, and two annular card strips keep away from the same framework of one side fixedly connected with of the cover body, the inner wall fixedly connected with dust screen of framework, symmetrical fixedly connected with spring post between the framework and the cover body, the bottom fixedly connected with motor of the cover body. The utility model discloses a flange is connected the cover body with gas sensor's blow vent, then detects gaseous composition and content through the blow vent, intercepts the dust in the gas through the dust screen this moment, strikes the framework through knocking the piece after that and makes the dust screen take place to vibrate to shake off the dust on the dust screen, avoided the dust on the dust screen too much the phenomenon that blocks up its filter orifice appear.

Description

Dustproof effectual examination cover

Technical Field

The utility model relates to a examine and determine cover technical field specifically is a dustproof effectual examination cover.

Background

The gas detector is an instrument and meter tool for detecting gas leakage concentration, mainly utilizes a gas sensor to detect the types of gases in the environment, the gas sensor is a sensor for detecting the components and the content of the gases, and a verification cover is used for being sleeved on the surface of a vent hole of the gas sensor and blocking dust in the gases through a filter screen carried by the verification cover.

When the staff installs gas detection appearance in specific position, then detect gaseous composition and content of detection through gas sensor, gas detection appearance will take place the police dispatch newspaper when some specific content exceeds standard, and examine and determine the cover and be used for the cover to establish the surface at gas sensor blow vent, the filter screen that carries through self blocks the dust in the gas, but along with long-time use, examine and determine the dust that the filter screen that covers is constantly piled up in the gas by the dust that covers, thereby gas sensor flow has been reduced, make gas sensor detection data inaccurate, make the staff consume a large amount of time to clear up examining and determining the cover in order to avoid the emergence of this type of situation, thereby be unfavorable for staff's use.

Therefore, the existing verification cover needs to be modified, and the problem that the detection data of the gas sensor is inaccurate due to the fact that a filter screen in the verification cover is easily blocked by dust when the verification cover is used for a long time is effectively solved.

Disclosure of Invention

For solving the problem that provides among the above-mentioned background art, the utility model aims to provide a dustproof effectual examination cover has possessed the advantage of avoiding examining the filter screen in the cover and being blockked up by the dust easily, has solved along with long-time use and has examined and determine the filter screen in the cover and be blockked up by the dust easily to lead to the unsafe problem of gas sensor measured data.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dustproof effectual examination cover, includes the cover body, the top fixedly connected with flange of the cover body, the air vent has been seted up on the surface of the cover body, ring groove, two have been seted up to the surface symmetry of the cover body ring groove's equal sliding connection of inner wall has the annular card strip, two the same framework of one side fixedly connected with of the cover body is kept away from to the annular card strip, the inner wall fixedly connected with dust screen of framework, the framework with symmetrical fixedly connected with spring post between the cover body, the bottom fixedly connected with motor of the cover body, the output fixedly connected with disc of motor, the fixed surface of disc bottom is connected with the slider, the bottom fixedly connected with axis of rotation of the cover body, the surface of axis of rotation rotates and is connected with the ratation strip, the spout has been seted up to the inner wall of ratation strip, and spout and slider sliding connection, the one end fixedly connected with arc piece of ratation strip, the fixed surface of arc piece is connected with a plurality of teeth, the bottom symmetry fixedly connected with support column, two the inner wall sliding connection of the cover body has the ratation strip, the tooth's tooth end and tooth meshing with the tooth, the both ends at support column top all fixedly connected with the piece, and the framework cooperation use.

As the utility model discloses preferred, the quantity of air vent is a plurality of, and a plurality of air vent is align to grid and sets up for the slope.

As the utility model discloses it is preferred, the bottom of the cover body is provided with the battery, and battery and motor electric connection.

As the utility model discloses preferred, the dust fall mouth has been seted up to the bottom of framework, the top of dust fall mouth is the slope setting.

As the utility model discloses preferred, the top fixedly connected with of tooth strip strengthens the strip, and strengthens the other end of strip and strikes a fixed connection.

As the utility model discloses preferred, the bottom symmetry fixedly connected with rubber pad on framework surface, and the rubber pad uses with knocking the piece cooperation.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a flange is connected the cover body with gas sensor's blow vent, then detects gaseous composition and content through the blow vent, intercepts the dust in the gas through the dust screen this moment, strikes the framework through strikeing the piece after that and makes the dust screen take place to vibrate to shake off the dust on the dust screen, avoided the dust on the dust screen too much the phenomenon of blockking up its filtration mouth of appearing.

The utility model discloses a plurality of air vent is align to grid and sets up for the slope, has promoted the ventilation effect of the cover body, has prevented simultaneously that the dust screen from shaking off the dust problem that flows in the air vent appears, has promoted the device's dustproof effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the front view of the structure of the present invention;

fig. 3 is a schematic view of the structure of the present invention viewed from the bottom.

In the figure: 1. a cover body; 2. a flange; 3. a vent hole; 4. an annular neck; 5. an annular clamping strip; 6. a frame body; 7. a dust screen; 8. a spring post; 9. a motor; 10. a disc; 11. a slider; 12. a rotating shaft; 13. rotating the strip; 14. a chute; 15. an arc-shaped block; 16. teeth; 17. a support pillar; 18. a tooth rack; 19. knocking the block; 20. a storage battery; 21. a dust falling port; 22. a reinforcing strip; 23. and (7) a rubber pad.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the utility model provides a pair of dustproof effectual examination cover, including the cover body 1, the top fixedly connected with flange 2 of the cover body 1, air vent 3 has been seted up on the surface of the cover body 1, ring slot 4 has been seted up to the surface symmetry of the cover body 1, the equal sliding connection of inner wall of two ring slot 4 has ring card strip 5, the same framework 6 of one side fixedly connected with of the cover body 1 is kept away from to two ring card strips 5, the inner wall fixedly connected with dust screen 7 of framework 6, symmetry fixedly connected with spring post 8 between framework 6 and the cover body 1, the bottom fixedly connected with motor 9 of the cover body 1, the output fixedly connected with disc 10 of motor 9, the fixed surface of disc 10 bottom is connected with slider 11, the bottom fixedly connected with axis of rotation 12 of the cover body 1, the surface of axis of rotation 12 is rotated and is connected with rotation strip 13, spout 14 has been seted up to the inner wall of rotation strip 13, and spout 14 and slider 11 sliding connection, the one end fixedly connected with piece 15 of rotation strip 13, the fixed surface fixedly connected with many teeth 16 of arc piece of cover body, the bottom symmetry fixedly connected with support column 1 of support column 17, the tooth 18 and the equal meshing of tooth strip 19, the both ends of the equal meshing of the support column 19 that strikes, the tooth piece that is connected with.

Referring to fig. 2, the number of the vent holes 3 is several, and the several vent holes 3 are uniformly arranged and are arranged in an inclined manner.

As a technical optimization scheme of the utility model, be align to grid and set up for the slope through a plurality of air vent 3, promoted the ventilation effect of the cover body 1, the dust that has prevented simultaneously that dust screen 7 from shaking off appears flowing in air vent 3's problem, has promoted the device's dustproof effect.

Referring to fig. 3, the bottom of the cover 1 is provided with a battery 20, and the battery 20 is electrically connected to the motor 9.

As a technical optimization scheme of the utility model, through battery 20's setting, played and provided the electric energy to motor 9, be convenient for control motor 9.

Referring to fig. 2 and 3, a dust falling port 21 is formed at the bottom of the frame 6, and the top of the dust falling port 21 is inclined.

As a technical optimization scheme of the utility model, through the setting of dust fall mouth 21, the dust that makes dust screen 7 shake off can waft out framework 6 through dust fall mouth 21.

Referring to fig. 1 and 2, a reinforcing bar 22 is fixedly connected to the top of the rack bar 18, and the other end of the reinforcing bar 22 is fixedly connected to the striking block 19.

As a technical optimization scheme of the utility model, through the setting of strengthening strip 22, make strengthen strip 22 and tooth profile 18 and strike and constitute stable triangle structure between the piece 19 to tooth profile 18 has been promoted and has been strikeed and be connected between the piece 19.

Referring to fig. 2 and 3, rubber pads 23 are symmetrically and fixedly connected to the bottom of the surface of the frame body 6, and the rubber pads 23 are used in cooperation with the knocking block 19.

As a technical optimization scheme of the utility model, through the setting of rubber pad 23, played and protected framework 6 surface impact department, prolonged framework 6's life.

The utility model discloses a theory of operation and use flow: when the staff installs this examination cover in the blow vent of gas sensor through flange 2, then detect gaseous composition and content through air vent 3 on the cover body 1, when carrying the dust in gaseous, intercept it through dust screen 7 on the framework 6, then make motor 9 drive disc 10 rotatory through the circular telegram of control battery 20, and then make slider 11 take place the rotation, it carries out reciprocating motion to drive rotatory strip 13 with axis of rotation 12 as the centre of a circle, make arc piece 15 rotate along with rotatory strip 13 rotation, and through the meshing of tooth 16 on the arc piece 15 and tooth rack 18, drive tooth rack 18 and carry out reciprocal side to side movement, reinforcing bar 22 has promoted the connection between tooth rack 18 and the piece 19 of strikeing, thereby drive the rubber pad 23 on the continuous collision framework 6 of piece 19, make annular card strip 5 on the framework 6 slide in annular card slot 4, at this moment, make the framework 6 that is strikeed reset, thereby drive dust screen 7 and constantly vibrate, make the dust on the surface of dust screen 7 drop, and drop out the dust screen 21, thereby the problem of blockking along with the dust screen 7 outside of long-time of having avoided piling up.

In summary, the following steps: this examination cover that dustproof effect is good, through the cover body 1, flange 2, air vent 3, ring groove 4, ring-shaped card strip 5, framework 6, dust screen 7, spring post 8, motor 9, disc 10, slider 11, axis of rotation 12, rotatory strip 13, spout 14, arc piece 15, tooth 16, support column 17, tooth strip 18 and the cooperation of beating piece 19 are used, solved along with long-time use the filter screen in examining the cover easily by the dust jam, thereby lead to the inaccurate problem of gas sensor test data.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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

1. The utility model provides a dustproof effectual examination cover, includes the cover body (1), its characterized in that: the top of the cover body (1) is fixedly connected with a flange (2), the surface of the cover body (1) is provided with an air vent (3), the surface of the cover body (1) is symmetrically provided with annular clamping grooves (4), the inner walls of the two annular clamping grooves (4) are both connected with annular clamping strips (5) in a sliding manner, the two annular clamping strips (5) are far away from one side of the cover body (1) and are fixedly connected with a same frame body (6), the inner wall of the frame body (6) is fixedly connected with a dust screen (7), a spring column (8) is symmetrically and fixedly connected between the frame body (6) and the cover body (1), the bottom of the cover body (1) is fixedly connected with a motor (9), the output end of the motor (9) is fixedly connected with a disc (10), the surface of the bottom of the disc (10) is fixedly connected with a sliding block (11), the bottom of the cover body (1) is fixedly connected with a rotating shaft (12), the surface of the rotating shaft (12) is rotatably connected with a rotating strip (13), the inner wall of the rotating strip (13) is provided with a sliding groove (14), the sliding groove (14) is connected with a sliding block (11) and is slidably connected with an arc-shaped block (15), the bottom of the rotating strip (15) is symmetrically connected with a plurality of teeth (17), two the inner wall sliding connection of support column (17) has tooth profile (18), the tooth end and the tooth (16) meshing of tooth profile (18), the equal fixedly connected with in both ends at support column (17) top strikes piece (19), and strikes piece (19) and framework (6) cooperation and use.

2. The verification cover with good dustproof effect according to claim 1, wherein: the number of the vent holes (3) is a plurality, and the vent holes (3) are uniformly arranged and are obliquely arranged.

3. The verification cover with good dustproof effect according to claim 1, wherein: the bottom of the cover body (1) is provided with a storage battery (20), and the storage battery (20) is electrically connected with the motor (9).

4. The verification cover with good dustproof effect according to claim 1, wherein: the bottom of the frame body (6) is provided with a dust falling port (21), and the top of the dust falling port (21) is obliquely arranged.

5. The verification cover with good dustproof effect as claimed in claim 1, wherein: the top of the tooth rack (18) is fixedly connected with a reinforcing strip (22), and the other end of the reinforcing strip (22) is fixedly connected with the knocking block (19).

6. The verification cover with good dustproof effect according to claim 1, wherein: the bottom of the surface of the frame body (6) is symmetrically and fixedly connected with rubber pads (23), and the rubber pads (23) are matched with the knocking block (19) for use.