CN211652780U

CN211652780U - Drive box for air detection

Info

Publication number: CN211652780U
Application number: CN202020071950.4U
Authority: CN
Inventors: 金明; 马晓; 王岳阳; 董令叶; 金选; 张书伟; 孙晓萍
Original assignee: Henan Hengding Measurement And Testing Technology Co ltd
Current assignee: Henan Hengding Measurement And Testing Technology Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-10-09
Anticipated expiration: 2030-01-14

Abstract

The utility model belongs to the technical field of air detection equipment, in particular to a drive box for air detection, aiming at the problem that the optimization of gas collection can not be achieved when gas collection and sampling are carried out in the same direction in the prior art, which leads to inaccurate detection result, the drive box comprises a box body, wherein one side of the box body is provided with a gas collection port, the inner wall of the bottom of the box body is fixedly connected with a rotating motor, the output shaft of the rotating motor vertically upwards is fixedly connected with a first rotating rod, one side of the first rotating rod is fixedly sleeved with a customized gear, the top of the box body is penetrated with a second rotating rod, one end of the second rotating rod extends into the box body and is connected with the inner wall of the bottom of the box body in a rotating way, the utility model can automatically carry out omnibearing collection and sampling on the surrounding gas through the rotation of a rectangular block, thereby reducing artificial operation, thereby improving the accuracy of the gas detection result.

Description

Drive box for air detection

Technical Field

The utility model relates to an empty gas detection surveys equipment technical field, especially relates to a drive box for empty gas detection surveys.

Background

Air detection in the broad sense refers to the detection of the constituent components of air. In the narrow sense of air detection, mainly from the application point of view, indoor air detection is the focus of research. The air quality detection device is used for detecting air quality by means of indoor decoration materials, furniture and other substances harmful to human bodies and decoration pollution caused by release of the substances to home and office environments, and before air is detected, gas collection and sampling are required to be carried out on a specified detection place, and the gas collection and sampling play a decisive factor for the whole detection result.

However, at present, when gas is collected and sampled, a sampling instrument is firstly placed at a certain position, and is automatically collected by setting parameters, but in the process of collecting and sampling, a gas collecting port is always kept in the same direction, namely, gas in the same direction can only be collected.

Disclosure of Invention

The utility model aims at solving the problem that the optimization of gas collection cannot be achieved when the gas collection sampling in the same direction exists in the prior art, so that the detection result is not accurate, and providing a drive box for air detection.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a driving box for air detection comprises a box body, wherein a gas collecting opening is formed in one side of the box body, a rotating motor is fixedly connected to the inner wall of the bottom of the box body, a first rotating rod is fixedly connected to an output shaft of the rotating motor in the vertical upward direction, a customized gear is fixedly sleeved on one side of the first rotating rod, a second rotating rod penetrates through the top of the box body, one end of the second rotating rod extends into the box body and is rotatably connected with the inner wall of the bottom of the box body, a driven gear is fixedly sleeved on one side of the second rotating rod and is meshed with the customized gear, the other end of the second rotating rod extends to the outer side of the top of the box body and is fixedly connected with a rectangular block, the rectangular block is of a hollow structure, a metal pipe is connected to the top of the rectangular block in a penetrating and rotating mode, the other end of the metal pipe is connected with the gas collecting opening, and an air inlet, the top inner wall and the bottom inner wall sliding connection of rectangular block have same slider, one side fixedly connected with branch of air inlet is kept away from to the slider, and one side of branch runs through one side of rectangular block and extends to the outside of rectangular block, four equal fixedly connected with baffles in angle in the top outside of box, and four baffles all with branch roll connection.

Preferably, the teeth of the customized gear are arranged in a quarter of the circumference, and when the customized gear rotates for one circle, the customized gear can only drive the driven gear to rotate for one quarter of the circumference.

Preferably, the support rod is connected with the roller in a rotating mode at one end, located on the outer side of the rectangular block, and the roller is in rolling contact with the baffle plate, so that the rectangular block can rotate better.

Preferably, one side of branch is run through the cover and is equipped with the spring, and the one end of spring and one side inner wall fixed connection of rectangular block, and the other end of spring and one side fixed connection of slider can play the effect that resets to the slider through the spring.

Preferably, four one side that the baffle is close to the rectangular block all is equipped with chute symmetrically, and is located and is equipped with the arc way between two chutes on same baffle, and the diameter of arc way is less than the diameter of the circle of drawing when branch rotates, when branch passes through the gyro wheel and contacts with chute, can roll to the arc way in through chute to it seals to drive the slider slip and laminate the import department to the tubular metal resonator.

The utility model discloses in, a drive case for empty gas detection surveys at first starts the rotation motor, drives the customization gear through first bull stick and rotates to drive the rectangle piece and rotate the fourth of circumference, with this realization to the gaseous collection sampling in different positions, improved the accuracy nature of gaseous detection result.

When the rectangular block rotates, the supporting rod is driven to rotate in the same direction, the roller is in contact with a chute on one side of the baffle, and the rectangular block can be conveniently rotated through the roller.

When the roller rolls to the arc channel through the inclined channel, the roller can drive the supporting rod to slide in the rectangular block and is attached to the inlet of the metal tube, the closed state is achieved, when the roller rolls to the inclined channel on the other side, the supporting rod is driven to reset under the action of the spring, the opening state of the metal tube is achieved, in the sliding of the supporting rod, the effect of sucking the outside air can be achieved by utilizing the piston principle, and the effect of gas collection is greatly improved.

The utility model discloses a rotation of rectangular block can carry out the omnidirectional to gas on every side automatically and collect the sampling, has reduced artificial operation, has also improved the accuracy nature to the gas detection result with this.

Drawings

Fig. 1 is a cross-sectional view of the overall structure of a drive box for air detection according to the present invention;

fig. 2 is a top view of the overall structure of a driving box for air detection according to the present invention;

fig. 3 is a perspective view of a baffle structure of a driving box for air detection according to the present invention;

fig. 4 is the utility model provides a customization gear structure schematic diagram of drive box for empty gas detection surveys.

In the figure: the device comprises a box body 1, a gas collecting port 2, a rotating motor 3, a first rotating rod 4, a customized gear 5, a second rotating rod 6, a driven gear 7, a rectangular block 8, a metal pipe 9, an air inlet 10, a sliding block 11, a supporting rod 12, a roller 13, a spring 14, a baffle 15, a chute 151 and an arc channel 152.

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.

Example one

Referring to fig. 1-4, a driving box for air detection comprises a box body 1, a gas collecting port 2 is arranged on one side of the box body 1, a rotating motor 3 is fixedly connected to the inner wall of the bottom of the box body 1, a first rotating rod 4 is fixedly connected to the vertically upward output shaft of the rotating motor 3, a customized gear 5 is fixedly sleeved on one side of the first rotating rod 4, a second rotating rod 6 penetrates through the top of the box body 1, one end of the second rotating rod 6 extends into the box body 1 and is rotatably connected with the inner wall of the bottom of the box body 1, a driven gear 7 is fixedly sleeved on one side of the second rotating rod 6, the driven gear 7 is meshed with the customized gear 5, the other end of the second rotating rod 6 extends to the outer side of the top of the box body 1 and is fixedly connected with a rectangular block 8, the rectangular block 8 is of a hollow structure, the top of the rectangular block 8 penetrates through and is rotatably connected with a metal pipe 9, and the other, air inlet 10 has been seted up to one side of rectangular block 8, and the top inner wall and the bottom inner wall sliding connection of rectangular block 8 have same slider 11, and one side fixedly connected with branch 12 of air inlet 10 is kept away from to slider 11, and one side of branch 12 runs through one side of rectangular block 8 and extends to the outside of rectangular block 8, the equal fixedly connected with baffle 15 in four angles in the top outside of box 1, and four baffles 15 all with branch 12 roll connection.

Example two

The improvement is further based on the first embodiment:

the utility model discloses in, the tooth of customization gear 5 is arranged for the fourth of circumference, when customization gear 5 rotated the round, can only drive driven gear 7 and rotate the fourth of circumference.

The utility model discloses in, the one end that branch 12 is located the 8 outsides of rectangular block is rotated and is connected with gyro wheel 13, through

gyro wheel

13 and 15 rolling contact of baffle, makes things convenient for the better rotation of rectangular block 8.

The utility model discloses in, one side of branch 12 is run through the cover and is equipped with spring 14, and one side inner wall fixed connection of one end of spring 14 and rectangular block 8, and the other end of spring 14 and one side fixed connection of slider 11 can play the effect that resets to slider 11 through spring 14.

The utility model discloses in, four baffle 15 are close to one side equal symmetry of rectangular block 8 and are equipped with ramp 151, and are located and are equipped with arc way 152 between two ramps on same baffle 15, and the diameter of arc way 152 is less than the diameter of the circle of drawing when branch 12 rotates, and when branch 12 passes through gyro wheel 13 and ramp 151 contact, can roll in the arc way 152 through ramp 151 to it seals to drive the import department that slider 11 slided and to tubular metal resonator 9 to laminate.

In the utility model, the rotary motor 3 is firstly started, the first rotating rod 4 drives the customized gear 5 to rotate, the teeth of the customized gear 5 are only provided with one fourth of the circumference, so that the customized gear can only drive the second rotating rod 6 to rotate one fourth of the circumference when in meshing motion with the driven gear 7, thereby driving the rectangular block 8 to rotate one fourth of the circumference, the air inlet 10 of the rectangular block 8 just stays between the gaps of the two baffles 15, thereby realizing the collection and sampling of the gas in different directions, improving the accuracy of the gas detection result, when the rectangular block 8 rotates, the supporting rod 12 is driven to rotate in the same direction, the roller 13 is in contact with a side inclined channel 151 on the baffle 15, the rotation of the rectangular block 8 can be facilitated through the roller 13, when the roller 13 rolls into the arc channel 152 through the inclined channel 151, the supporting rod 12 can be driven to slide in the rectangular block 8, and the inlet of the metal tube 9 is jointed to reach a closed state, so that the gas on the same side can be temporarily collected when the gas reaches the next direction, when the roller 13 rolls to the chute 151 on the other side, the support rod 12 is driven to reset under the action of the spring 14 so as to reach an opening state of the metal tube 9, so that the gas on the other side is collected and sampled, and in the sliding of the support rod 12, the effect of sucking the outside air can be achieved by utilizing the piston principle, so that the gas collection effect is greatly improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a drive box for empty gas detection, includes box (1), its characterized in that, one side of box (1) is equipped with gas collection mouth (2), the bottom inner wall fixedly connected with of box (1) rotates motor (3), first bull stick (4) of fixedly connected with on the vertical ascending output shaft of rotation motor (3), the fixed cover in one side of first bull stick (4) is equipped with customization gear (5), the top of box (1) has run through second bull stick (6), and the one end of second bull stick (6) extends to the inside of box (1) and is connected with the bottom inner wall rotation of box (1), the fixed cover in one side of second bull stick (6) is equipped with driven gear (7), and driven gear (7) and customization gear (5) mesh mutually, the other end of second bull stick (6) extends to the top outside of box (1) and fixedly connected with rectangular block (8), and rectangle piece (8) are hollow structure, the top of rectangle piece (8) is run through and is rotated and be connected with tubular metal resonator (9), and the other end of tubular metal resonator (9) is connected with gas collection mouth (2), air inlet (10) have been seted up to one side of rectangle piece (8), the top inner wall and the bottom inner wall sliding connection of rectangle piece (8) have same slider (11), one side fixedly connected with branch (12) of air inlet (10) are kept away from in slider (11), and one side of branch (12) runs through one side of rectangle piece (8) and extend to the outside of rectangle piece (8), the equal fixedly connected with baffle (15) in four angles in the top outside of box (1), and four baffle (15) all with branch (12) roll connection.

2. A drive box for air detection according to claim 1, characterized in that the teeth of the customized gear (5) are arranged in a quarter of the circumference.

3. The drive box for air detection according to claim 1, wherein the end of the support rod (12) located outside the rectangular block (8) is rotatably connected with a roller (13).

4. The drive box for air detection according to claim 1, wherein a spring (14) is sleeved on one side of the support rod (12) in a penetrating manner, one end of the spring (14) is fixedly connected with the inner wall of one side of the rectangular block (8), and the other end of the spring (14) is fixedly connected with one side of the sliding block (11).

5. The drive box for air detection according to claim 1, characterized in that the four baffles (15) are symmetrically provided with inclined chutes (151) on the side close to the rectangular block (8), and an arc channel (152) is provided between two inclined chutes on the same baffle (15), and the diameter of the arc channel (152) is smaller than the diameter of the circle drawn by the rotation of the support rod (12).