CN210181006U

CN210181006U - Novel NO gas detection device

Info

Publication number: CN210181006U
Application number: CN201920848580.8U
Authority: CN
Inventors: Xinyao Zhang; 张鑫垚; Xin Li; 李鑫
Original assignee: Xingtai Polytechnic College
Current assignee: Xingtai Polytechnic College
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-03-24
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a novel NO gas detection device, which comprises a housin, the bottom inner wall of casing is fixed with the box, the bottom inner wall of box is fixed with nitric oxide sensor and pressure sensor respectively, the bottom of box is run through and is fixed with the blast pipe, and the bottom that the blast pipe runs through the casing exposes in the air, the top of box is fixed with the aspirator pump, the top of casing is fixed with the box body. The utility model discloses a set up box body and filter screen, can realize filtering the dust in the air, thereby the inside instrument of protection detection device that can be better, also can reduce the error of testing result simultaneously, through setting up the subrack, the diaphragm, the connecting rod, the connecting block, first spring, the fixture block, the montant, press the handle, first wedge, the second wedge, the connecting plate, the second spring, the horizontal pole and draw the handle, can realize the quick installation or the dismantlement to the filter screen, when the too much dust of filter screen adhesion, be convenient for carry out cleaning work to the filter screen.

Description

Novel NO gas detection device

Technical Field

The utility model relates to a gaseous check out test set technical field specifically is a novel NO gas detection device.

Background

Nitric oxide is a toxic gas that is difficult to dissolve in water, and in some special environments, such as factories, the concentration of nitric oxide in the air needs to be detected at regular time, so the nitric oxide detection device is used.

However, the existing nitric oxide detection device does not have the function of dust filtration, because the dust content of air in a factory is large, when the air with large dust content is extracted into the detection device, an internal instrument is easily damaged, and the detection result is easily deviated, so that a novel NO gas detection device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a novel NO gas detection device has solved the problem that current nitric oxide detection device does not possess the filter dust function.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a novel NO gas detection device comprises a shell, wherein a box body is fixed on the inner wall of the bottom of the shell, a nitric oxide sensor and a pressure sensor are respectively fixed on the inner wall of the bottom of the box body, an exhaust pipe penetrates through and is fixed at the bottom of the box body, the exhaust pipe penetrates through the bottom of the shell body and is exposed in the air, an air suction pump is fixed at the top of the box body, a box body is fixed at the top of the shell, an air inlet pipe is fixed at the air inlet end of the air suction pump, one end, away from the air suction pump, of the air inlet pipe sequentially penetrates through the top of the shell body and the bottom of the box body and is arranged in the box body, an air outlet pipe is fixed at the air outlet end of the air suction pump, one end, away from the air suction pump, of the air outlet pipe penetrates through the top of, the top of the fixed plate is provided with a filter screen, the two side walls of the filter screen are symmetrically fixed with plug boxes, the bottom ends of the plug boxes are respectively arranged in corresponding slots, the interior of each plug box is respectively and slidably connected with a transverse plate, one end of the bottom of each transverse plate is respectively and rotatably connected with a connecting rod through a pin shaft, one end of each connecting rod, far away from the transverse plate, is respectively and rotatably connected with a connecting block through a pin shaft, the connecting block is slidably connected with the inner wall of the bottom of the plug box, one side wall of each connecting block is respectively and fixedly provided with a first spring, one end of each first spring, far away from the connecting block, is fixedly connected with the inner wall of one side, adjacent to the plug box, of the other side wall of the connecting block, one end of each fixture block, far away from the connecting block, is slidably arranged in a corresponding slot through one side wall of the plug, one side wall of montant all is fixed with first wedge, the top of first wedge all is provided with the second wedge, the side wall that the montant was kept away from to the second wedge all is fixed with the connecting plate, the top of connecting plate and the top inner wall sliding connection of subrack, one side wall of connecting plate all is fixed with the second spring, the one end that the connecting plate was kept away from to the second spring and one side inner wall fixed connection that the subrack is adjacent, one side wall of connecting plate all is fixed with the horizontal pole, one end that the connecting plate was kept away from to the horizontal pole slides and passes one side wall of subrack and is fixed with the pull handle, the top of box body is connected with the lid through hinge rotation, display screen, voice broadcast ware, audible-visual annunciator, singlechip and button module are installed respectively to one side wall of casing, singlechip electric connection pump, pressure sensor, nitrous oxide sensor, display screen, singlechip, Voice broadcast ware and audible-visual annunciator, button module electric connection singlechip.

Further optimize this technical scheme, the both sides wall of diaphragm all is fixed with the slider, the spout has all been seted up to the both sides inner wall of subrack, slider sliding connection is in corresponding spout respectively.

Further optimize this technical scheme, the bottom of connecting block all is fixed with the stopper, the spacing groove has all been seted up to the bottom inner wall of subrack, stopper sliding connection is at the spacing inslot.

Further optimize this technical scheme, the top of connecting plate all is fixed with T type piece, T type groove has all been seted up to the top inner wall of subrack, T type piece sliding connection is in T type inslot.

Further optimize this technical scheme, the pin thread is installed to a lateral wall of lid, the box is installed to a lateral wall of box body, and pin thread and box mutually support.

Further optimize this technical scheme, the valve is installed to a lateral wall of blast pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel NO gas detection device possesses following beneficial effect:

1. this novel NO gas detection device through setting up box body and filter screen, can realize filtering the dust in the air to the inside instrument of protection detection device that can be better also can reduce the error of testing result simultaneously.

2. This novel NO gas detection device through setting up subrack, diaphragm, connecting rod, connecting block, first spring, fixture block, montant, pressure handle, first wedge, second wedge, connecting plate, second spring, horizontal pole and drawing the handle, can realize the quick installation or the dismantlement to the filter screen, when the too much dust of filter screen adhesion, is convenient for carry out cleaning work to the filter screen.

Drawings

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

FIG. 2 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the area A of the present invention;

fig. 4 is a schematic diagram of the circuit connection structure of the present invention.

In the figure: 1. a housing; 2. a box body; 3. a nitric oxide sensor; 4. a pressure sensor; 5. a getter pump; 6. a box body; 7. an air inlet pipe; 8. an air outlet pipe; 9. a fixing plate; 10. a slot; 11. a card slot; 12. a filter screen; 13. inserting a box; 14. a transverse plate; 15. a connecting rod; 16. connecting blocks; 17. a first spring; 18. a clamping block; 19. a vertical rod; 20. pressing the handle; 21. a first wedge block; 22. a second wedge block; 23. a connecting plate; 24. a second spring; 25. a cross bar; 26. pulling a handle; 27. a box cover; 28. a display screen; 29. a voice broadcaster; 30. an audible and visual alarm; 31. a single chip microcomputer; 32. a key module; 33. a slider; 34. a chute; 35. a limiting block; 36. a limiting groove; 37. a T-shaped block; 38. a T-shaped groove; 39. and (4) exhausting the gas.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a novel NO gas detection device comprises a shell 1, a box body 2 is fixed on the inner wall of the bottom of the shell 1, a nitric oxide sensor 3 and a pressure sensor 4 are respectively fixed on the inner wall of the bottom of the box body 2, the type of the nitric oxide sensor 3 is NO/SF-1000-S, the type of the pressure sensor 4 is AS-131, an exhaust pipe 39 penetrates through and is fixed at the bottom of the box body 2, the exhaust pipe 39 penetrates through the bottom of the shell 1 and is exposed in the air, an air suction pump 5 is fixed at the top of the box body 2, a box body 6 is fixed at the top of the shell 1, an air inlet pipe 7 is fixed at the air inlet end of the air suction pump 5, one end, far away from the air suction pump 5, of the air inlet pipe 7 sequentially penetrates through the top of the shell 1 and the bottom of the box body 6 and is arranged in the box body 6, an air outlet pipe 8 is fixed, the inner walls of two sides of the box body 6 are symmetrically fixed with fixing plates 9, the top of the fixing plate 9 is provided with slots 10, one side wall of each slot 10 is provided with a slot 11, the top of the fixing plate 9 is provided with a filter screen 12, two side walls of the filter screen 12 are symmetrically fixed with plug boxes 13, the bottom ends of the plug boxes 13 are respectively arranged in the corresponding slots 10, the interior of each plug box 13 is slidably connected with a transverse plate 14, one end of the bottom of each transverse plate 14 is rotatably connected with a connecting rod 15 through a pin shaft, one end of each connecting rod 15 far away from the transverse plate 14 is rotatably connected with a connecting block 16 through a pin shaft, the connecting block 16 is slidably connected with the inner wall of the bottom of the plug box 13, one side wall of each connecting block 16 is fixedly provided with a first spring 17, one end of each first spring 17 far away from the connecting block 16 is fixedly connected with the inner wall of one side adjacent to the plug box 13, the other side wall, a vertical rod 19 is fixed on the top of the transverse plate 14, a pressing handle 20 is fixed on one end of the vertical rod 19 far away from the transverse plate 14 and penetrates through the top of the plug box 13 in a sliding mode, a first wedge block 21 is fixed on one side wall of the vertical rod 19, a second wedge block 22 is arranged on the top of the first wedge block 21, a connecting plate 23 is fixed on one side wall of the second wedge block 22 far away from the vertical rod 19, the top of the connecting plate 23 is connected with the inner wall of the top of the plug box 13 in a sliding mode, a second spring 24 is fixed on one side wall of the connecting plate 23, one end of the second spring 24 far away from the connecting plate 23 is fixedly connected with the inner wall of one side, adjacent to the plug box 13, of the connecting plate 23, a cross rod 25 is fixed on one side wall of the cross rod 25 far away from the connecting plate 23 and penetrates through the side wall of the plug box 13 in a sliding mode, a pulling handle 26 is fixed, The sound-light alarm 30, the single chip microcomputer 31 and the KEY module 32 are arranged, the voice broadcaster 29 is JQ932, the sound-light alarm 30 is TL50, the single chip microcomputer 31 is 89C51, the KEY module 32 is KEY009, the single chip microcomputer 31 is electrically connected with the air suction pump 5, the pressure sensor 4, the nitric oxide sensor 3, the display screen 28, the voice broadcaster 29 and the sound-light alarm 30, the KEY module 32 is electrically connected with the single chip microcomputer 31, and by arranging the box body 6 and the filter screen 12, dust in the air can be filtered, so that instruments in the detection device can be well protected, errors of detection results can be reduced, and by arranging the plug box 13, the transverse plate 14, the connecting rod 15, the connecting block 16, the first spring 17, the clamping block 18, the vertical rod 19, the pressing handle 20, the first wedge block 21, the second wedge block 22, the connecting plate 23, the second spring 24, the transverse rod 25 and the pulling handle 26, the filter screen 12 can be quickly mounted or dismounted, and when the filter screen 12 is adhered with excessive dust, the filter screen 12 is convenient to clean.

Specifically, the sliding blocks 33 are fixed on two side walls of the transverse plate 14, the sliding grooves 34 are formed in the inner walls of two sides of the inserting box 13, and the sliding blocks 33 are respectively connected in the corresponding sliding grooves 34 in a sliding mode, so that the transverse plate 14 can stably slide in the inserting box 13.

Specifically, the bottom of connecting block 16 all is fixed with stopper 35, and spacing groove 36 has all been seted up to the bottom inner wall of subrack 13, and stopper 35 sliding connection is in spacing groove 36, and connecting block 16 is convenient for slide in subrack 13 stably.

Specifically, T-shaped block 37 is fixed to the top of connecting plate 23, T-shaped groove 38 is formed in the inner wall of the top of inserting box 13, and T-shaped block 37 is slidably connected in T-shaped groove 38, so that connecting plate 23 can stably slide in inserting box 13.

Specifically, a male buckle is installed on one side wall of the box cover 27, a female buckle is installed on one side wall of the box body 6, and the male buckle and the female buckle are mutually matched, so that the box cover 27 can be opened or closed conveniently.

Specifically, a valve is installed on one side wall of the exhaust pipe 39 to facilitate the control of the exhaust of the gas.

When the device is used, if the concentration of nitric oxide in air needs to be detected, the box cover 27 is firstly opened, then the single chip microcomputer 31 can be controlled through the key module 32, the single chip microcomputer 31 controls the suction pump 5 to work, the suction pump 5 pumps outside gas into the box body 2, because the filter screen 12 is arranged in the box body 6, the gas pumped into the box body 2 is cleaner, the pressure sensor 4 is arranged in the box body 2, when the pressure sensor 4 detects that the pressure in the box body 2 is overlarge, an electric signal is transmitted to the single chip microcomputer 31, the single chip microcomputer 31 controls the suction pump 5 to stop running, the nitric oxide sensor 3 is arranged in the box body 2, the concentration of the nitric oxide in the box body 2 can be detected, then the nitric oxide sensor 3 transmits the electric signal to the single chip microcomputer 31, and the single chip microcomputer 31 transmits the electric signal to the, if the concentration of nitric oxide in the box body 2 is detected to be too high, the single chip microcomputer 31 can transmit an electric signal to the audible and visual alarm 30, people are warned by the audible and visual alarm 30, if excessive dust is adhered to the filter screen 12 and needs to be detached for cleaning, the pull handle 26 is pulled towards the filter screen 12, the pull handle 26 drives the cross rod 25 to move, the cross rod 25 drives the connecting plate 23 to extrude the second spring 24, the connecting plate 23 drives the second wedge block 22 to move towards the filter screen 12, so that the constraint on the first wedge block 21 can be relieved, the first spring 17 is in a stretched state at first, after the first wedge block 21 is relieved from limitation, the connecting block 16 drives the clamping block 18 to be separated from the clamping groove 11 in the fixing plate 9 under the action of the elastic force of the first spring 17, and the connecting block 16 drives the connecting rod 15 to move when moving towards the first spring 17, the connecting rod 15 will drive the horizontal plate 14 to move upward, and the horizontal plate 14 will drive the vertical rod 19 to move upward, so as to drive the first wedge block 21 to move upward.

To sum up, this novel gaseous detection device of NO, through setting up box body 6 and filter screen 12, can realize filtering the dust in the air, thereby the inside instrument of protection detection device that can be better, also can reduce the error of testing result simultaneously, through setting up subrack 13, diaphragm 14, connecting rod 15, connecting block 16, first spring 17, fixture block 18, montant 19, press 20, first wedge 21, second wedge 22, connecting plate 23, second spring 24, horizontal pole 25 and draw 26, can realize installing fast or dismantling filter screen 12, when the too much dust of filter screen 12 adhesion, be convenient for carry out cleaning work to filter screen 12.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. A novel NO gas detection device comprises a shell (1), and is characterized in that: the bottom inner wall of the shell (1) is fixed with a box body (2), the bottom inner wall of the box body (2) is respectively fixed with a nitric oxide sensor (3) and a pressure sensor (4), the bottom of the box body (2) is fixedly penetrated through an exhaust pipe (39), the exhaust pipe (39) penetrates through the bottom of the shell (1) and is exposed in the air, the top of the box body (2) is fixed with an air suction pump (5), the top of the shell (1) is fixed with a box body (6), the air inlet end of the air suction pump (5) is fixed with an air inlet pipe (7), one end, far away from the air suction pump (5), of the air inlet pipe (7 sequentially penetrates through the top of the shell (1) and the bottom of the box body (6) and is arranged in the box body (6), the air outlet end of the air suction pump (5) is fixed with an air outlet pipe (8), one end, far away from the air inlet pump (5), of the air outlet, the box is characterized in that fixing plates (9) are symmetrically fixed on the inner walls of two sides of the box body (6), slots (10) are formed in the top of each fixing plate (9), clamping grooves (11) are formed in one side wall of each slot (10), a filter screen (12) is arranged on the top of each fixing plate (9), plug boxes (13) are symmetrically fixed on two side walls of each filter screen (12), the bottom ends of the plug boxes (13) are respectively arranged in the corresponding slots (10), transverse plates (14) are slidably connected inside the plug boxes (13), connecting rods (15) are rotatably connected to one ends of the bottoms of the transverse plates (14) through pin shafts, one ends, far away from the transverse plates (14), of the connecting rods (15) are rotatably connected with connecting blocks (16) through pin shafts, the connecting blocks (16) are slidably connected to the inner walls of the bottoms of the plug boxes (13), first springs (17) are fixed on one side wall of the, one end of the first spring (17) far away from the connecting block (16) is fixedly connected with the inner wall of one side adjacent to the plug box (13), a clamping block (18) is fixed on the other side wall of the connecting block (16), one end of the clamping block (18) far away from the connecting block (16) slides through one side wall of the plug box (13) and is arranged in the corresponding clamping groove (11), a vertical rod (19) is fixed on the top of the horizontal plate (14), one end of the vertical rod (19) far away from the horizontal plate (14) slides through the top of the plug box (13) and is fixed with a pressing handle (20), a first wedge block (21) is fixed on one side wall of the vertical rod (19), a second wedge block (22) is arranged on the top of the first wedge block (21), a connecting plate (23) is fixed on one side wall of the second wedge block (22) far away from the vertical rod (19), and the top of the connecting plate (23) is connected with the inner wall of the top of the plug box, a second spring (24) is fixed on one side wall of the connecting plate (23), one end of the second spring (24), far away from the connecting plate (23), is fixedly connected with one side inner wall adjacent to the plug-in box (13), a cross rod (25) is fixed on one side wall of the connecting plate (23), one end of the cross rod (25), far away from the connecting plate (23), slides through one side wall of the plug-in box (13) and is fixed with a pull handle (26), the top of the box body (6) is rotatably connected with a box cover (27) through a hinge, a display screen (28), a voice broadcast device (29), an audible and visual alarm (30), a single chip microcomputer (31) and a key module (32) are respectively installed on one side wall of the shell (1), the single chip microcomputer (31) is electrically connected with an air suction pump (5), a pressure sensor (4), a nitric oxide sensor (3), the display screen (28), the voice broadcast device (29), the key module (32) is electrically connected with the singlechip (31).

2. The novel NO gas detecting device according to claim 1, wherein: the two side walls of the transverse plate (14) are respectively fixed with a sliding block (33), the inner walls of the two sides of the inserting box (13) are respectively provided with a sliding groove (34), and the sliding blocks (33) are respectively connected in the corresponding sliding grooves (34) in a sliding mode.

3. The novel NO gas detecting device according to claim 1, wherein: the bottom of connecting block (16) all is fixed with stopper (35), spacing groove (36) have all been seted up to the bottom inner wall of subrack (13), stopper (35) sliding connection is in spacing groove (36).

4. The novel NO gas detecting device according to claim 1, wherein: t type piece (37) have all been fixed with at the top of connecting plate (23), T type groove (38) have all been seted up to the top inner wall of subrack (13), T type piece (37) sliding connection is in T type groove (38).

5. The novel NO gas detecting device according to claim 1, wherein: the male buckle is installed to a lateral wall of lid (27), the box is installed to a lateral wall of box body (6), and male buckle and box mutually support.

6. The novel NO gas detecting device according to claim 1, wherein: and a valve is arranged on one side wall of the exhaust pipe (39).