CN210465379U - Air hazard factor monitoring devices - Google Patents
Air hazard factor monitoring devices Download PDFInfo
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- CN210465379U CN210465379U CN201920970271.8U CN201920970271U CN210465379U CN 210465379 U CN210465379 U CN 210465379U CN 201920970271 U CN201920970271 U CN 201920970271U CN 210465379 U CN210465379 U CN 210465379U
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- hazard factor
- factor monitoring
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Abstract
The utility model discloses an air hazard factor monitoring device, which structurally comprises a temperature sensor, a humidity sensor and a primary folding mechanism, this air hazard factor monitoring devices, through set up elementary folding mechanism bottom the fixed plate, at first stir the buckle, make buckle and dead lever relieve mutual lock joint state, connect and fold first bracing piece and second bracing piece down, make first bracing piece and second bracing piece pass through first folded sheet and second folded sheet rotation each other folding, anticlockwise rotation knob follows, make the knob drive the screw rod rotate in the fixed block inboard, make the screw rod relieve the locking to the axis of rotation, make the second folded bar rotate in the fixed block inboard through the axis of rotation afterwards, make the second bracing piece retrieve to the fixed plate inboard, reached and to fold the supporting legs, the advantage of conveniently carrying the device.
Description
Technical Field
The utility model relates to an empty gas detection surveys art field, concretely relates to air hazard factor monitoring devices.
Background
Along with the development of society, the continuous progress of scientific and technological, people's standard of living constantly improves, people attach more and more importance to the monitoring of healthy and air pollution condition, in the subway, track traffic and relatively confined environment, need detect the air quality, thereby make the air quality in the understanding this environment that the staff can be better, in air harm factor monitoring devices's use, need carry the device, current air harm factor monitoring devices can't fold the supporting legs, lead to being difficult to carry the device.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the prior art not enough, an air hazard factor monitoring device is provided at present, has solved current air hazard factor monitoring device and can't fold the supporting legs, leads to being difficult for carrying the problem to the device.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides an air hazard factor monitoring device, which comprises a fixed plate, a protective frame, a touch display screen, a control button, an air inlet pipe, a power supply lead, a support plate, a circuit board, a carbon dioxide sensor, a central processing unit, a lead, a temperature sensor, a humidity sensor and a primary folding mechanism, wherein the fixed plate is in bolted connection with the top of the primary folding mechanism, the fixed plate is welded with the bottom of the protective frame, the touch display screen is arranged in the middle of the right end of the protective frame, the control button is arranged at the lower side of the front end of the touch display screen, the air inlet pipe is adhered with the middle edge of the top of the protective frame, the air inlet pipe is communicated with the middle inner part of the top of the protective frame, the power supply lead is arranged at the rear end of the protective frame, the support plate, carbon dioxide sensor is installed on circuit board upper end right side, central processing unit welds mutually with circuit board upper end left side, central processing unit is connected with temperature sensor through the wire, central processing unit is connected with humidity transducer through the wire, temperature sensor and the inside upper left end fixed connection of bearer bar, humidity transducer passes through the screw and fixes with the inside upper right end locking of bearer bar.
Further, the primary folding mechanism comprises a first support rod, a secondary folding mechanism, a second support rod, a fixed block, a connecting plate, a knob, a rotating shaft and a screw rod, the connecting plate is connected with a left front end bolt at the bottom of the fixed plate, one end of the secondary folding mechanism is locked and fixed with the top of the first support rod through an inner hexagonal bolt, the other end of the secondary folding mechanism is locked and fixed with the bottom of the second support rod through an inner hexagonal bolt, the second support rod is rotatably connected with the inner side wall of the fixed block through the rotating shaft, the fixed block is welded with the bottom of the connecting plate, the screw rod is in threaded connection with the left end inside the fixed block and penetrates through the middle of the rotating shaft, the screw rod is bonded with the left end of the knob, and the touch display screen, the control button, the carbon dioxide sensor, the, the central processing unit is electrically connected with the power supply lead.
Further, second grade folding mechanism includes first folded sheet, pivot, second folded sheet, buckle and dead lever, first folded sheet passes through the screw and is fixed with the locking of first bracing piece top, first folded sheet passes through pivot and the left lower extreme fixed connection of second folded sheet, the second folded sheet passes through the screw and is fixed with the locking of second bracing piece left end, the buckle rotates through pivot and the inside upper left end of second folded sheet to be connected, the inboard fixed connection in dead lever and first folded sheet top.
Furthermore, a fixing groove is formed in the inner side of the top of the buckle.
Further, the diameter of the fixing groove is larger than that of the fixing rod.
Furthermore, the upper end of the knob is provided with strip-shaped anti-skid grains which are uniformly distributed along the outer surface of the knob.
Furthermore, the number of the primary folding mechanisms is four, and the primary folding mechanisms are uniformly distributed along four corners of the bottom of the fixing plate.
Furthermore, the screw rod and the central line of the knob are in the same horizontal direction.
Furthermore, the knob is made of high-molecular polyethylene and has strong corrosion resistance.
Furthermore, the screw is made of 45 # steel, so that the screw is high in hardness and strong in corrosion resistance.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
for solving current air hazard factor monitoring devices and can't folding the supporting legs, lead to being difficult to the problem of carrying the device, through having set up elementary folding mechanism bottom the fixed plate, at first stir the buckle, make buckle and dead lever relieve mutual lock joint state, it folds first bracing piece and second bracing piece to connect, it is folding to make first bracing piece and second bracing piece rotate through first folded sheet and second folded sheet looks mutual rotation, the anticlockwise rotation knob follows, make the knob drive the screw rod rotate in the fixed block inboard, make the screw rod relieve the locking to the axis of rotation, make the second folded bar rotate in the fixed block inboard through the axis of rotation afterwards, make the second bracing piece retrieve to the fixed plate inboard, reached and to fold the supporting legs, the convenience carries out the advantage of carrying to the device.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional structural view of the protection frame of the present invention;
FIG. 3 is a schematic side view of the primary folding mechanism of the present invention;
fig. 4 is a schematic bottom view of the primary folding mechanism of the present invention;
fig. 5 is a schematic side view of the second stage folding mechanism of the present invention.
In the figure: the device comprises a primary folding mechanism-1, a fixing plate-2, a protective frame-3, a touch display screen-4, a control button-5, an air inlet pipe-6, a power supply lead-7, a support plate-8, a circuit board-9, a carbon dioxide sensor-10, a central processing unit-11, a lead-12, a temperature sensor-13, a humidity sensor-14, a first support rod-101, a secondary folding mechanism-102, a second support rod-103, a fixing block-104, a connecting plate-105, a knob-106, a rotating shaft-107, a screw-108, a first folding plate-1021, a rotating shaft-1022, a second folding plate-1023, a buckle-1024 and a fixing rod-1025.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides an air hazard factor monitoring device: the device comprises a fixed plate 2, a protective frame 3, a touch display screen 4, a control button 5, an air inlet pipe 6, a power supply lead 7, a support plate 8, a circuit board 9, a carbon dioxide sensor 10, a central processing unit 11, a lead 12, a temperature sensor 13, a humidity sensor 14 and a primary folding mechanism 1, wherein the fixed plate 2 is in bolted connection with the top of the primary folding mechanism 1, the fixed plate 2 is welded with the bottom of the protective frame 3, the touch display screen 4 is arranged in the middle of the right end of the protective frame 3, the control button 5 is arranged on the lower side of the front end of the touch display screen 4, the air inlet pipe 6 is bonded with the middle edge of the top of the protective frame 3, the air inlet pipe 6 is communicated with the inside of the middle of the top of the protective frame 3, the power supply lead 7 is arranged at the rear end of the protective frame 3, the support plate 8, the central processing unit 11 is welded with the left side of the upper end of the circuit board 9, the central processing unit 11 is connected with the temperature sensor 13 through a lead 12, the central processing unit 11 is connected with the humidity sensor 14 through a lead 12, the temperature sensor 13 is fixedly connected with the left upper end inside the protective frame 3, the humidity sensor 14 is locked and fixed with the right upper end inside the protective frame 3 through a screw, the primary folding mechanism 1 comprises a first supporting rod 101, a secondary folding mechanism 102, a second supporting rod 103, a fixed block 104, a connecting plate 105, a knob 106, a rotating shaft 107 and a screw 108, the connecting plate 105 is connected with the left front end of the bottom of the fixed plate 2 through a bolt, one end of the secondary folding mechanism 102 is locked and fixed with the top of the first supporting rod 101 through an inner hexagon bolt, the other end of the secondary folding mechanism 102 is locked and fixed with the bottom of the second supporting rod 103 through, the bottom of the fixing block 104 is welded with the bottom of the connecting plate 105, the screw 108 is in threaded connection with the left end inside the fixing block 104, the screw 108 penetrates through the middle of the rotating shaft 107, the screw 108 is bonded with the left end of the knob 106, the touch display screen 4, the control button 5, the carbon dioxide sensor 10, the temperature sensor 13 and the humidity sensor 14 are electrically connected with the central processing unit 11, and the central processing unit 11 is electrically connected with the power supply lead 7.
Wherein, second grade folding mechanism 102 includes first folding plate 1021, pivot 1022, second folding plate 1023, buckle 1024 and dead lever 1025, first folding plate 1021 is fixed through screw and first bracing piece 101 top locking, first folding plate 1021 is through pivot 1022 and the left lower extreme fixed connection of second folding plate 1023, second folding plate 1023 is through screw and second bracing piece 103 left end locking fastening fixed, buckle 1024 is connected through pivot 1022 and the inside upper left end rotation of second folding plate 1023, dead lever 1025 and the inboard fixed connection in first folding plate 1021 top do benefit to and play the effect of carrying out the second grade folding.
Wherein, the inside at buckle 1024 top is provided with the fixed slot, does benefit to the effect of playing with the mutual lock joint of dead lever 1025.
The diameter of the fixing groove is larger than that of the fixing rod 1025, so that the fixing rod 1025 can be fixed conveniently.
The upper end of the knob 106 is provided with strip-shaped anti-slip lines, and the anti-slip lines are uniformly distributed along the outer surface of the knob 106, so that the anti-slip effect is facilitated.
Wherein, elementary folding mechanism 1 is provided with four altogether to elementary folding mechanism 1 does benefit to and plays the effect of carrying out the fixed stay to monitoring devices along 2 bottom four corners evenly distributed of fixed plate.
The central lines of the screw 108 and the knob 106 are in the same horizontal direction, which is beneficial to the effect of enabling the screw 108 to rotate smoothly.
Wherein, the knob 106 is made of high molecular polyethylene material and has strong corrosion resistance.
Wherein, the screw rod 108 is made of No. 45 steel, has high hardness and strong corrosion resistance.
According to the table, the screw 108 is made of No. 45 steel, so that the strength, the wear resistance and the corrosion resistance of the screw are greatly enhanced, and the service life of the screw is prolonged.
The outer surface of the screw rod 108 described in this patent is cut with a cylinder with a spiral groove or a cone with a conical surface spiral groove. The screws have different heads, like the heads in the picture called the outer hexagonal screws. Still others, such as large flat screws, socket head cap screws, and the like; the rotation axis 107 is due to the fact that when the object rotates, each point of the object makes a circular motion, and the centers of the circles are on the same straight line.
The working principle is as follows: when the air hazard factor monitoring device is used, in the first step, the air hazard factor monitoring device is horizontally placed, so that the first supporting rod 101 at the bottom of the fixing plate 2 fixedly supports the air hazard factor monitoring device; when in use, in the first step, an external power supply is connected through a power supply lead 7 to provide power for the device; secondly, pressing a control button 5 at the upper end of a touch panel 4, starting the device, enabling airflow in subways, rail transit and relatively closed environments to enter a protection frame 3 through an air inlet pipe 6, respectively detecting the concentration, temperature and humidity of carbon dioxide by a carbon dioxide sensor 10, a temperature sensor 13 and a humidity sensor 14, transmitting detection data to a central processing unit 11 through a lead 12 through electric signals, processing the data by the central processing unit 11, and displaying the detection data through a touch display screen 4; when the device is to be carried and moved, firstly, the buckle 1024 is shifted, the buckle 1024 and the fixing rod 1025 are unlocked, then the first supporting rod 101 and the second supporting rod 103 are folded, the first supporting rod 101 and the second supporting rod 103 are mutually rotated and folded through the first folding plate 1021 and the second folding plate 1023, then the knob 106 is rotated anticlockwise, the knob 106 drives the screw 108 to rotate on the inner side of the fixing block 104, the screw 108 releases the locking of the rotating shaft 107, then the second folding rod 103 is rotated on the inner side of the fixing block 104 through the rotating shaft 107, the second supporting rod 103 is recovered to the inner side of the fixing plate 2, then the knob 106 is rotated clockwise, the knob 106 drives the screw 108 to perform thread transmission on the inner side of the fixing block 104, and the rotating shaft 107 is locked and fixed.
The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. An air hazard factor monitoring device comprises a fixing plate (2), a protection frame (3), a touch display screen (4), a control button (5), an air inlet pipe (6), a power supply lead (7), a support plate (8), a circuit board (9), a carbon dioxide sensor (10), a central processing unit (11), a lead (12), a temperature sensor (13) and a humidity sensor (14), wherein the fixing plate (2) is connected with the top of a primary folding mechanism (1) through a bolt, the fixing plate (2) is welded with the bottom of the protection frame (3), the touch display screen (4) is installed in the middle of the right end of the protection frame (3), the control button (5) is arranged on the lower side of the front end of the touch display screen (4), the air inlet pipe (6) is bonded with the middle edge of the top of the protection frame (3), and the air inlet pipe (6) is communicated with the inside of the middle, power wire (7) are installed in bearer bar (3) rear end, backup pad (8) and bearer bar (3) inside lower extreme bolted connection, backup pad (8) upper end is equipped with circuit board (9), carbon dioxide sensor (10) are installed on circuit board (9) upper end right side, central processing unit (11) and circuit board (9) upper end left side weld mutually, central processing unit (11) dock mutually through wire (12) and temperature sensor (13), central processing unit (11) dock mutually through wire (12) and humidity transducer (14), temperature sensor (13) and bearer bar (3) inside upper left end fixed connection, humidity transducer (14) are installed in bearer bar (3) inside upper right end.
2. An air hazard factor monitoring device according to claim 1, wherein: the folding device is characterized by further comprising a primary folding mechanism (1), wherein the primary folding mechanism (1) comprises a first supporting rod (101), a secondary folding mechanism (102), a second supporting rod (103), a fixed block (104), a connecting plate (105), a knob (106), a rotating shaft (107) and a screw rod (108), the connecting plate (105) is in bolted connection with the left front end of the bottom of the fixed plate (2), one end of the secondary folding mechanism (102) is fixedly locked with the top of the first supporting rod (101) through an inner hexagonal bolt, the other end of the secondary folding mechanism (102) is fixedly locked with the bottom of the second supporting rod (103) through an inner hexagonal bolt, the second supporting rod (103) is rotatably connected with the inner side wall of the fixed block (104) through the rotating shaft (107), the fixed block (104) is welded with the bottom of the connecting plate (105), and the screw rod (108) is in threaded connection with the left end, and the screw rod (108) penetrates through the middle part of the rotating shaft (107), the screw rod (108) is bonded with the left end of the knob (106), the touch display screen (4), the control button (5), the carbon dioxide sensor (10), the temperature sensor (13) and the humidity sensor (14) are electrically connected with the central processing unit (11), and the touch display screen (4) is electrically connected with the power supply lead (7).
3. An air hazard factor monitoring device according to claim 2, wherein: second grade folding mechanism (102) include first folding plate (1021), pivot (1022), second folding plate (1023), buckle (1024) and dead lever (1025), first folding plate (1021) is fixed through screw and first bracing piece (101) top locking, first folding plate (1021) are through pivot (1022) and second folding plate (1023) left side lower extreme fixed connection, second folding plate (1023) is through screw and second bracing piece (103) left end locking fixed, buckle (1024) are connected through pivot (1022) and the inside upper left end rotation of second folding plate (1023), dead lever (1025) and the inboard fixed connection in first folding plate (1021) top.
4. An air hazard factor monitoring device according to claim 3, wherein: the inner side of the top of the buckle (1024) is provided with a fixing groove.
5. An air hazard factor monitoring device according to claim 4, wherein: the diameter of the fixing groove is larger than that of the fixing rod (1025).
6. An air hazard factor monitoring device according to claim 2, wherein: the upper end of the knob (106) is provided with strip-shaped anti-slip lines which are uniformly distributed along the outer surface of the knob (106).
7. An air hazard factor monitoring device according to claim 2, wherein: the number of the primary folding mechanisms (1) is four, and the primary folding mechanisms (1) are uniformly distributed along four corners of the bottom of the fixing plate (2).
8. An air hazard factor monitoring device according to claim 2, wherein: the screw rod (108) and the central line of the knob (106) are in the same horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920970271.8U CN210465379U (en) | 2019-06-25 | 2019-06-25 | Air hazard factor monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920970271.8U CN210465379U (en) | 2019-06-25 | 2019-06-25 | Air hazard factor monitoring devices |
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| Publication Number | Publication Date |
|---|---|
| CN210465379U true CN210465379U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920970271.8U Active CN210465379U (en) | 2019-06-25 | 2019-06-25 | Air hazard factor monitoring devices |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019117A (en) * | 2021-11-05 | 2022-02-08 | 河南全印检测技术有限公司 | Food safety detection equipment and use method |
| CN114562638A (en) * | 2021-04-25 | 2022-05-31 | 广东志诚工程勘测设计有限公司 | Digital geodetic level height difference measuring instrument |
-
2019
- 2019-06-25 CN CN201920970271.8U patent/CN210465379U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562638A (en) * | 2021-04-25 | 2022-05-31 | 广东志诚工程勘测设计有限公司 | Digital geodetic level height difference measuring instrument |
| CN114019117A (en) * | 2021-11-05 | 2022-02-08 | 河南全印检测技术有限公司 | Food safety detection equipment and use method |
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