CN214750149U - Concentration detection device for hazardous gas in occupational contact air - Google Patents
Concentration detection device for hazardous gas in occupational contact air Download PDFInfo
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- CN214750149U CN214750149U CN202120752867.8U CN202120752867U CN214750149U CN 214750149 U CN214750149 U CN 214750149U CN 202120752867 U CN202120752867 U CN 202120752867U CN 214750149 U CN214750149 U CN 214750149U
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Abstract
The utility model discloses a concentration detection device of hazardous gas in occupational contact air, including shell, detector and detector elevating gear, the detector with detector elevating gear all is located in the shell, be equipped with display screen, control button, opening and shutting door and vertical slide rail on the shell, the detector passes through vertical slide rail sliding connection the shell, detector fixed connection detector elevating gear, detector elevating gear includes rotating electrical machines, swing pinion, horizontal axis pole and vertical rack. The device of the application utilizes the detector lifting device to realize that the detector is located in the environment for detection when detecting, and when the detector does not work, the detector is sealed in the shell, thereby reducing the probability of dust erosion to the electronic elements in the detection device.
Description
Technical Field
The utility model relates to a gaseous concentration detection device technical field of harm nature, concretely relates to gaseous concentration detection device of harm nature in occupational contact air.
Background
Occupational exposure limits are exposure limits for occupational hazards, and refer to the acceptable exposure levels at which workers repeatedly make contact over extended periods of time during a professional activity without causing deleterious effects to the health of the vast majority of the exposed individuals. Hazardous gas detection is for worker safety and protection. The detection device of hazardous gas that uses at present all introduces the air in the environment into the detector and detects, but the dust in the environment will fall into the detection device to the greatest extent like this, influences the life of electronic component.
Disclosure of Invention
In view of the above-mentioned drawbacks and deficiencies of the prior art, it would be desirable to provide a device for detecting the concentration of hazardous gases in occupational contact air.
According to the technical scheme provided by the embodiment of the application, the concentration detection device for hazardous gas in occupational contact air comprises a shell, a detector and a detector lifting device, wherein the shell is in a cuboid shape, the detector and the detector lifting device are both positioned in the shell,
the shell is provided with a display screen, a control button, an opening and closing door and a vertical slide rail, the display screen and the control button are both positioned on the front end surface of the shell, the opening and closing door is positioned on the upper end surface of the shell, the vertical slide rail is positioned on the rear end surface of the inner surface of the shell,
the opening and closing door comprises a left door and a right door, the right door is positioned on the right side of the left door, the left end part of the left door is hinged with the left end part of the upper end surface of the shell through a hinge, the right end part of the right door is hinged with the right end part of the upper end surface of the shell through a hinge, a cuboid groove is arranged on the left door, the cuboid groove is positioned at the left end part of the upper end surface of the left door, the left end surface of the cuboid groove and the left end surface of the left door are positioned on the same vertical surface, the front end surface of the cuboid groove and the front end surface of the left door are positioned on the same vertical surface, the rear end surface of the cuboid groove and the rear end surface of the left door are positioned on the same vertical surface,
the lower end surface of the cuboid groove is abutted against the upper end surface of the inner side surface of the shell, the right side door is symmetrical to the left side door,
the rear end surface of the detector is connected with the shell in a sliding way through the vertical slide rail, the front end surface of the detector is fixedly connected with the detector lifting device,
the detector lifting device comprises a rotating motor, a rotating gear, a horizontal shaft rod and a vertical rack, wherein the vertical rack is a vertically placed rectangular plate, the rotating motor is fixed on the left end surface of the inner surface of the shell, the left end surface of the horizontal shaft rod is fixedly connected with a motor shaft of the rotating motor, the right end part of the horizontal shaft rod is fixedly connected with the right end surface of the inner surface of the shell through a bearing, the rotating gear is fixedly sleeved on the horizontal shaft rod, the rotating gear is meshed with the vertical rack,
the rear end face of the vertical rack is fixed on the front end face of the detector.
The utility model discloses in, be equipped with PLC programming processor, data memory and battery in the shell.
The utility model discloses in, the shell is stainless steel.
The utility model discloses in, the height of opening and shutting the door is greater than the thickness of shell up end, the height of cuboid recess with the thickness of shell up end is the same.
The utility model discloses in, detector elevating gear is located the front side of detector.
The utility model discloses in, the rear end face of detector with the rear end face of opening and shutting door is located same vertical face.
The utility model discloses in, the right-hand member face of left side door with the left end face butt of right side door.
To sum up, the beneficial effect of this application: the device of the application utilizes the detector lifting device to realize that the detector is located in the environment for detection when detecting, and when the detector does not work, the detector is sealed in the shell, thereby reducing the probability of dust erosion to the electronic elements in the detection device.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic perspective view of the overall device of the present invention;
FIG. 2 is a schematic cross-sectional view of the overall device of the present invention;
fig. 3 is a schematic sectional structure view of the housing of the present invention;
FIG. 4 is a schematic perspective view of the retractable door of the present invention;
fig. 5 is a schematic view of the connection structure of the detector and the detector lifting device of the present invention.
Reference numbers in the figures: a housing-1; display screen-1.1; control button-1.2; 1.3, opening and closing the door; left door-1.3.1; a cuboid groove-1.3.1.1; right side door-1.3.2; vertical slide rail-1.4; a detector-2; a detector lifting device-3; rotating electrical machine-3.1; rotating gear-3.2; horizontal shaft-3.3; vertical rack-3.4.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 and 2, the concentration detection device for hazardous gases in occupational contact air comprises a shell 1, a detector 2 and a detector lifting device 3, wherein the shell 1 is in a cuboid shape, the detector 2 and the detector lifting device 3 are both located in the shell 1, the rear end face of the detector 2 is in sliding connection with the shell 1 through a vertical sliding rail 1.4, the front end face of the detector 2 is fixedly connected with the detector lifting device 3, and a PLC programming processor, a data memory and a storage battery are arranged in the shell 1. The shell 1 is made of stainless steel. The height of the opening and closing door 1.3 is larger than the thickness of the upper end face of the shell 1, and the height of the cuboid groove 1.3.1.1 is the same as the thickness of the upper end face of the shell 1. The detector lifting device 3 is positioned on the front side of the detector 2. The rear end face of the detector 2 and the rear end face of the opening and closing door 1.3 are located on the same vertical plane. The right end face of the left side door 1.3.1 is abutted to the left end face of the right side door 1.3.2.
As shown in fig. 1 and 3, a display screen 1.1, a control button 1.2, an opening/closing door 1.3, and a vertical slide rail 1.4 are provided on the housing 1, the display screen 1.1 and the control button 1.2 are both located on the front end surface of the housing 1, the opening/closing door 1.3 is located on the upper end surface of the housing 1, and the vertical slide rail 1.4 is located on the rear end surface of the inner surface of the housing 1.
As shown in fig. 4, the opening/closing door 1.3 includes a left side door 1.3.1 and a right side door 1.3.2, the right side door 1.3.2 is located on the right side of the left side door 1.3.1, the left end of the left side door 1.3.1 is hinged to the left end of the upper end surface of the housing 1 through a hinge, the right end of the right side door 1.3.2 is hinged to the right end of the upper end surface of the housing 1 through a hinge, a cuboid groove 1.3.1.1 is provided on the left side door 1.3.1, a cuboid groove 1.3.1.1 is located on the left end of the upper end surface of the left side door 1.3.1, the left end of the cuboid groove 1.3.1.1 and the left end of the left side door 1.3.1 are located on the same vertical plane, the front end of the cuboid groove 1.3.1.1 and the front end of the left side door 1.3.1 are located on the same vertical plane, the rear end of the cuboid groove 1.3.1.1 and the rear end of the left side door 1.3.1 are located on the same vertical plane, the lower end of the cuboid groove 1.3.1.1 abuts the inner side of the upper end surface of the housing, the right side door 1.3.2 is symmetrical to the left side door 1.3.1.
As shown in fig. 5, the detector lifting device 3 includes a rotating motor 3.1, a rotating gear 3.2, a horizontal shaft 3.3 and a vertical rack 3.4, the vertical rack 3.4 is a vertically placed rectangular plate, the rotating motor 3.1 is fixed on the left end surface of the inner surface of the housing 1, the left end surface of the horizontal shaft 3.3 is fixedly connected to the motor shaft of the rotating motor 3.1, the right end portion of the horizontal shaft 3.3 is fixedly connected to the right end surface of the inner surface of the housing 1 through a bearing, the rotating gear 3.2 is fixedly sleeved on the horizontal shaft 3.3, the rotating gear 3.2 is engaged with the vertical rack 3.4, and the rear end surface of the vertical rack 3.4 is fixed on the front end surface of the detector 2.
Example 1: the rear end face of the detector 2 is slidably connected with the inner surface of the shell 1 through the vertical sliding rail 1.4, the front end face of the detector 2 is fixedly connected with the vertical rack 3.4, the vertical rack 3.4 is meshed with the rotating gear 3.2, and the rotating gear 3.2 is fixedly connected with the rotating motor 3.1 through the horizontal shaft rod 3.3.
Example 2: when the detector 2 needs to be used, the rotating motor 3.1 is started, so that the rotating gear 3.2 rotates, the detector 2 moves upwards through the upward movement of the vertical rack 3.4, when the detector 2 reaches the opening and closing door 1.3, the left side door 1.3.1 and the right side door 1.3.2 of the opening and closing door 1.3 can be ejected, at the moment, the detector 2 is exposed in the environment and can directly detect, when the detector 2 stops working, the detector 2 moves downwards through the detector lifting device 3, at the moment, the opening and closing door 1.3 is closed due to the self gravity, and the opening and closing door 1.3 is horizontally placed due to the limitation of the cuboid groove 1.3.1.1.
The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the invention according to the present application is not limited to the technical solutions in which the above-described technical features are combined in a specific manner, and also covers other technical solutions in which the above-described technical features or their equivalent are combined arbitrarily without departing from the inventive concept described above. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (7)
1. A concentration detection device for hazardous gas in occupational contact air is characterized in that: comprises a shell (1), a detector (2) and a detector lifting device (3), wherein the shell (1) is cuboid, the detector (2) and the detector lifting device (3) are both positioned in the shell (1),
the shell (1) is provided with a display screen (1.1), a control button (1.2), an opening and closing door (1.3) and a vertical sliding rail (1.4), the display screen (1.1) and the control button (1.2) are both positioned on the front end surface of the shell (1), the opening and closing door (1.3) is positioned on the upper end surface of the shell (1), the vertical sliding rail (1.4) is positioned on the rear end surface of the inner surface of the shell (1),
the opening and closing door (1.3) comprises a left door (1.3.1) and a right door (1.3.2), the right door (1.3.2) is positioned on the right side of the left door (1.3.1), the left end part of the left door (1.3.1) is hinged with the left end part of the upper end surface of the shell (1) through a hinge, the right end part of the right door (1.3.2) is hinged with the right end part of the upper end surface of the shell (1) through a hinge, a cuboid groove (1.3.1.1) is arranged on the left door (1.3.1), the cuboid groove (1.3.1.1) is positioned on the left end part of the upper end surface of the left door (1.3.1), the left end surface of the cuboid groove (1.3.1.1) is positioned on the same vertical surface with the left end surface of the left door (1.3.1), the front end surface of the cuboid groove (1.3.1.1) is positioned on the same vertical surface with the front end surface of the left door (1.3.1), the rear end surface of the cuboid groove (362) is positioned on the same vertical surface of the left door (539) as the rear end surface of the vertical door (1.3.1),
the lower end face of the cuboid groove (1.3.1.1) is abutted against the upper end face of the inner side surface of the shell (1), the right side door (1.3.2) is symmetrical to the left side door (1.3.1),
the rear end face of the detector (2) is connected with the shell (1) in a sliding way through the vertical sliding rail (1.4), the front end face of the detector (2) is fixedly connected with the detector lifting device (3),
the detector lifting device (3) comprises a rotating motor (3.1), a rotating gear (3.2), a horizontal shaft lever (3.3) and a vertical rack (3.4), the vertical rack (3.4) is a rectangular plate which is vertically placed, the rotating motor (3.1) is fixed on the left end surface of the inner surface of the shell (1), the left end surface of the horizontal shaft lever (3.3) is fixedly connected with a motor shaft of the rotating motor (3.1), the right end part of the horizontal shaft lever (3.3) is fixedly connected with the right end surface of the inner surface of the shell (1) through a bearing, the rotating gear (3.2) is fixedly sleeved on the horizontal shaft lever (3.3), and the rotating gear (3.2) is meshed with the vertical rack (3.4),
the rear end face of the vertical rack (3.4) is fixed on the front end face of the detector (2).
2. The apparatus for detecting the concentration of hazardous gases in occupational exposure air according to claim 1, wherein: the shell (1) is internally provided with a PLC programming processor, a data memory and a storage battery.
3. The apparatus for detecting the concentration of hazardous gases in occupational exposure air according to claim 1, wherein: the shell (1) is made of stainless steel.
4. The apparatus for detecting the concentration of hazardous gases in occupational exposure air according to claim 1, wherein: the height of door (1.3) that opens and shuts is greater than the thickness of shell (1) up end, the height of cuboid recess (1.3.1.1) with the thickness of shell (1) up end is the same.
5. The apparatus for detecting the concentration of hazardous gases in occupational exposure air according to claim 1, wherein: the detector lifting device (3) is positioned on the front side of the detector (2).
6. The apparatus for detecting the concentration of hazardous gases in occupational exposure air according to claim 1, wherein: the rear end face of the detector (2) and the rear end face of the opening and closing door (1.3) are located on the same vertical plane.
7. The apparatus for detecting the concentration of hazardous gases in occupational exposure air according to claim 1, wherein: the right end face of the left side door (1.3.1) is abutted against the left end face of the right side door (1.3.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120752867.8U CN214750149U (en) | 2021-04-13 | 2021-04-13 | Concentration detection device for hazardous gas in occupational contact air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120752867.8U CN214750149U (en) | 2021-04-13 | 2021-04-13 | Concentration detection device for hazardous gas in occupational contact air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214750149U true CN214750149U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120752867.8U Active CN214750149U (en) | 2021-04-13 | 2021-04-13 | Concentration detection device for hazardous gas in occupational contact air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214750149U (en) |
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2021
- 2021-04-13 CN CN202120752867.8U patent/CN214750149U/en active Active
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