CN214667413U - Dustproof structure of pressure sensor - Google Patents
Dustproof structure of pressure sensor Download PDFInfo
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- CN214667413U CN214667413U CN202120668879.2U CN202120668879U CN214667413U CN 214667413 U CN214667413 U CN 214667413U CN 202120668879 U CN202120668879 U CN 202120668879U CN 214667413 U CN214667413 U CN 214667413U
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- pressure sensor
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Abstract
The utility model relates to the technical field of pressure sensors, in particular to a dustproof structure of a pressure sensor, which comprises a protective cover, wherein the center of the right side of the bottom of the inner wall of the protective cover is provided with a pressure sensor body, the left side of the protective cover is fixedly communicated with a first through pipe close to the center of the front side, the left side of the protective cover is fixedly connected with a first connecting cover, a fan is arranged between the inner walls of the first connecting cover, the left side of the first connecting cover is movably inserted with a filter plate, the center of the right side of the protective cover is fixedly communicated with a second through pipe, a one-way valve is arranged between the inner walls of the second through pipe, the right side of the second through pipe is fixedly connected with a second connecting cover, an exhaust fan is arranged between the inner walls of the second connecting cover, the positions of the top and the bottom of the protective cover close to the left side are fixedly connected with a mounting box, the center of the front side of the mounting box is hinged with a box door, the dustproof structure of the utility model can avoid dust from accumulating in the pressure sensor body, the service life of the pressure sensor body can be prolonged.
Description
Technical Field
The utility model relates to a pressure sensor technical field, concretely relates to pressure sensor's dustproof construction.
Background
The pressure sensor is a device or a device which can sense pressure signals and can convert the pressure signals into usable output electric signals according to a certain rule, the pressure sensor usually consists of a pressure sensitive element and a signal processing unit, according to different test pressure types, the pressure sensor can be divided into a gauge pressure sensor, a differential pressure sensor and an absolute pressure sensor, and the pressure sensor is widely applied to various industrial self-control environments.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a pressure sensor's dustproof construction possesses inside preventing that the dust from getting into the sensor, can not influence advantages such as the measuring result of sensor, has solved a large amount of dusts and has got into pressure sensor inside, can influence pressure sensor's measuring result's problem.
The utility model discloses a dustproof structure of pressure sensor, including the protection casing, the pressure sensor body is installed to the middle on right side of protection casing inner wall bottom, the fixed intercommunication of the middle near the front on protection casing left side has the first siphunculus, first siphunculus left side fixedly connected with first connecting cover, install into the fan between the first connecting cover inner wall, first connecting cover left side activity is pegged graft there is the filter, the fixed intercommunication of the middle on protection casing right side has the second siphunculus, install the check valve between the second siphunculus inner wall, second siphunculus right side fixedly connected with second connecting cover, install the exhaust fan between the second connecting cover inner wall, the protection casing top and bottom are all fixedly connected with the installation case near the left position, the middle of installation case front articulates there is the chamber door, the middle of installation case inner wall front is installed the motor, the front of the motor output shaft is fixedly connected with a limiting shaft, and a winding drum is movably inserted in the surface of the limiting shaft.
The utility model discloses a pressure sensor's dustproof construction, wherein protection casing top and bottom are close to the positive central authorities in left side and all have been offered and have been led to the groove and lead to central authorities and first siphunculus central authorities on same perpendicular, the length that leads to the groove is greater than the diameter of first siphunculus, and this structure sets up for the air can be in the inside circulation of protection casing, can not influence the heat dissipation of pressure sensor body.
The utility model discloses a pressure sensor's dustproof construction, wherein the reel is including fixed section of thick bamboo, and fixed section of thick bamboo surface winding has dustproof paper, and dustproof paper bottom is passed logical groove bottom, and dustproof paper divide into stickness face and smooth surface and stickness face and is located and be close to first siphunculus one side, and this structure setting, a small amount of dust of input can be fixed by the stickness face adhesion of dustproof paper in the first siphunculus, avoids the dust to gather at pressure sensor originally internally.
The utility model discloses a pressure sensor's dustproof construction, wherein the length of reel is less than the length that leads to the groove, the length of reel is greater than the diameter of first siphunculus, and this structure sets up, and dustproof paper cuts off dust and pressure sensor body, can not influence the heat dissipation of pressure sensor body.
The utility model discloses a pressure sensor's dustproof construction, wherein spacing axle surface is close to positive position and has evenly seted up the thread groove, spacing axle surface is close to positive position threaded connection has solid fixed ring, and this structure setting makes things convenient for the staff installation to dismantle the reel, has improved work efficiency.
The utility model discloses a pressure sensor's dustproof construction, wherein the central authorities on protection casing inner wall top right side install the controller, the controller is connected with the motor electricity, the controller is used for the control motor to rotate regularly, and this structure setting can be regularly transferred dustproof paper, and it is extravagant to avoid dustproof paper.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model has the advantages that through the filter plate arranged on the left side of the first connecting cover, when the fan feeds air into the protective cover for heat dissipation, most of dust can be isolated outside the protective cover by the filter plate, and dust accumulation in the protective cover is avoided; through the motor that the mounting box inner wall set up, the reel that the spacing axle that cooperates the positive setting of motor output shaft and spacing axle surface set up, the setting of this structure, when the reel that is located the protection casing top rotates, transfer dustproof paper, a small amount of dust of input in the first siphunculus can be fixed by the stickness of dustproof paper adhesion, dustproof paper cuts off dust and pressure sensor body, avoid the dust to gather in the pressure sensor body, the width of dustproof paper is less than the width of protection casing simultaneously, make the air circulate in the protection casing, can not influence the heat dissipation of pressure sensor body; through the check valve that sets up between the second through-tube inner wall and the exhaust fan that the lid inner wall set up is connected to the second, can discharge the inside remaining dust of protection casing, can effectively avoid the dust accumulation, can prolong pressure sensor body life, can not make the dust influence pressure sensor body's measuring result.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the overall front structure of the present invention;
FIG. 3 is a schematic view of the top-view cross-sectional structure inside the installation box of the present invention;
FIG. 4 is a schematic view of the top view structure inside the installation box of the present invention;
fig. 5 is a schematic view of the structure of the protective cover, the through groove and the first through pipe in the present invention.
In the figure: 1. a protective cover; 2. a pressure sensor body; 3. a first through pipe; 4. a first connection cover; 5. a fan inlet; 6. a filter plate; 7. a second pipe; 8. a one-way valve; 9. a second connecting cover; 10. an exhaust fan; 11. installing a box; 12. a box door; 13. a motor; 14. a limiting shaft; 15. a reel; 16. a fixing ring; 17. a controller; 18. a through groove.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-5, the dust-proof structure of the pressure sensor of the present invention comprises a protective cover 1, a pressure sensor body 2 is installed in the center of the right side of the bottom of the inner wall of the protective cover 1, a first through pipe 3 is fixedly communicated with the left side of the protective cover 1 near the front center, a first connecting cover 4 is fixedly connected to the left side of the first through pipe 3, a fan 5 is installed between the inner walls of the first connecting covers 4, a filter plate 6 is movably inserted in the left side of the first connecting cover 4, a second through pipe 7 is fixedly communicated with the right side of the protective cover 1, a check valve 8 is installed between the inner walls of the second through pipe 7, a second connecting cover 9 is fixedly connected to the right side of the second through pipe 7, an exhaust fan 10 is installed between the inner walls of the second connecting covers 9, an installation box 11 is fixedly connected to the positions of the top and the bottom of the protective cover 1 near the left side, a box door 12 is hinged to the center of the front of the installation box 11, a motor 13 is installed in the front center of the inner wall of the installation box 11, the front of the output shaft of the motor 13 is fixedly connected with a limiting shaft 14, and the surface of the limiting shaft 14 is movably inserted with a winding drum 15.
The protection casing 1 top and the bottom all have been seted up and have been led to groove 18 and lead to the central authorities and the central authorities of groove 18 and first siphunculus 3 central authorities on same perpendicular near the positive central authorities in left side, lead to the length that groove 18 is greater than the diameter of first siphunculus 3, and this structure sets up for the air can circulate in protection casing 1 is inside, can not influence the heat dissipation of pressure sensor body 2.
The reel 15 is including a fixed section of thick bamboo, and the winding of a fixed section of thick bamboo surface has dustproof paper, and the dustproof paper bottom passes through logical groove 18 bottom, and dustproof paper divide into stickness face and smooth surface and stickness face and is located and be close to first siphunculus 3 one side, and this structure sets up, and a small amount of dust of input can be fixed by the stickness face adhesion of dustproof paper in the first siphunculus 3, avoids the dust to gather in pressure sensor body 2.
The length of reel 15 is less than the length that leads to groove 18, and the length of reel 15 is greater than the diameter of first siphunculus 3, and this structure setting, dustproof paper cut off dust and pressure sensor body 2, can not influence the heat dissipation of pressure sensor body 2.
Threaded grooves are uniformly formed in the position, close to the front, of the surface of the limiting shaft 14, the position, close to the front, of the surface of the limiting shaft 14 is in threaded connection with a fixing ring 16, the structure is arranged, installation and disassembly of the winding drum 15 by workers are facilitated, and working efficiency is improved.
When the utility model is used, the staff opens the air inlet fan 5, the exhaust fan 10, the controller 17, the check valve 8 and the motor 13 switch, the air inlet fan 5 works, make outside air get into the protection casing 1 through the first siphunculus 3 inside, the filter 6 isolates most of dust outside, when a part of dust gets into the protection casing 1 along with the air together, it is fixed by the stickness adhesion of dustproof paper, dustproof paper adheres most of dust that gets into the protection casing 1 inside at this moment, the exhaust fan 10 works, make the inside circulation of air of protection casing 1, make the air get into from the first siphunculus 3 and then discharge from the second siphunculus 7 through the check valve 8, and carry over the remaining a small amount of dust in the protection casing 1; the controller 17 controls the motor 13 to drive the limiting shaft 14 to rotate anticlockwise at fixed time, at the moment, unused dustproof paper is placed under the winding drum 15 positioned at the top of the protective cover 1, the used dustproof paper is wound up by the winding drum 15 positioned at the bottom of the protective cover 1, a worker packs up and replaces the winding drum 15 at intervals, the box door 12 is opened during replacement, the fixing ring 16 is rotated to take down the fixing ring 16, then the winding drum 15 is taken down, the winding drum 15 with new dustproof paper is fixed on the surface of the limiting shaft 14 positioned at the top of the protective cover 1, the winding drum 15 with only the fixing drum is fixed on the surface of the limiting shaft 14 positioned at the bottom of the protective cover 1, then the motor 13 switch positioned at the top of the protective cover 1 is opened, the motor 13 drives the winding drum 15 to rotate, the dustproof paper is placed downwards, the dustproof paper passes through the bottom of the through groove 18, and then the dustproof paper is adhered and fixed on the surface of the limiting shaft 14 positioned at the bottom of the protective cover 1, and the motor 13 switch positioned at the bottom of the protective cover 1 is opened, so that the motor 13 drives the winding drum 15 to rotate, and the dustproof paper is wound on the surface of the winding drum 15 for two to three circles; after the filter plate 6 is used for a period of time, a worker is required to pull out the filter plate 6 to the left and then clean it.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a pressure sensor's dustproof construction, includes protection casing (1), its characterized in that: the pressure sensor is characterized in that a pressure sensor body (2) is installed in the center of the right side of the bottom of the inner wall of the protective cover (1), the left side of the protective cover (1) is close to the front center and fixedly communicated with a first through pipe (3), the left side of the first through pipe (3) is fixedly connected with a first connecting cover (4), a fan (5) is installed between the inner walls of the first connecting cover (4), a filter plate (6) is movably inserted in the left side of the first connecting cover (4), the center of the right side of the protective cover (1) is fixedly communicated with a second through pipe (7), a one-way valve (8) is installed between the inner walls of the second through pipe (7), the right side of the second through pipe (7) is fixedly connected with a second connecting cover (9), an exhaust fan (10) is installed between the inner walls of the second connecting cover (9), and the top and the bottom of the protective cover (1) are close to a mounting box (11) fixedly connected with the left side, the front center of installation box (11) articulates there is chamber door (12), motor (13) are installed to the front central authorities of installation box (11) inner wall, motor (13) output shaft openly fixedly connected with spacing axle (14), spacing axle (14) surface activity is pegged graft and is had reel (15).
2. The dust-proof structure of a pressure sensor according to claim 1, characterized in that: the middle of the top and the bottom of the protective cover (1) close to the front face of the left side is provided with a through groove (18), the middle of the through groove (18) and the middle of the first through pipe (3) are on the same vertical plane, and the length of the through groove (18) is larger than the diameter of the first through pipe (3).
3. The dust-proof structure of a pressure sensor according to claim 1, characterized in that: reel (15) are including fixed section of thick bamboo, and the winding of fixed section of thick bamboo surface has dustproof paper, and logical groove (18) bottom is passed to dustproof paper bottom, and dustproof paper divide into stickness face and smooth surface and stickness face and is located and be close to first siphunculus (3) one side.
4. The dust-proof structure of a pressure sensor according to claim 1, characterized in that: the length of the winding drum (15) is smaller than that of the through groove (18), and the length of the winding drum (15) is larger than the diameter of the first through pipe (3).
5. The dust-proof structure of a pressure sensor according to claim 1, characterized in that: threaded grooves are uniformly formed in the position, close to the front face, of the surface of the limiting shaft (14), and a fixing ring (16) is connected to the position, close to the front face, of the surface of the limiting shaft (14) in a threaded mode.
6. The dust-proof structure of a pressure sensor according to claim 1, characterized in that: controller (17) are installed to protection casing (1) inner wall top right side's central authorities, controller (17) are connected with motor (13) electricity, controller (17) are used for controlling motor (13) and rotate regularly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120668879.2U CN214667413U (en) | 2021-04-01 | 2021-04-01 | Dustproof structure of pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120668879.2U CN214667413U (en) | 2021-04-01 | 2021-04-01 | Dustproof structure of pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214667413U true CN214667413U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120668879.2U Active CN214667413U (en) | 2021-04-01 | 2021-04-01 | Dustproof structure of pressure sensor |
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| Country | Link |
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| CN (1) | CN214667413U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916268A (en) * | 2021-12-14 | 2022-01-11 | 国网山东省电力公司桓台县供电公司 | Photoelectric sensor with adjustable measuring distance |
| CN114414137A (en) * | 2022-01-26 | 2022-04-29 | 厦门乃尔电子有限公司 | Dust cap of pressure sensor |
-
2021
- 2021-04-01 CN CN202120668879.2U patent/CN214667413U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916268A (en) * | 2021-12-14 | 2022-01-11 | 国网山东省电力公司桓台县供电公司 | Photoelectric sensor with adjustable measuring distance |
| CN114414137A (en) * | 2022-01-26 | 2022-04-29 | 厦门乃尔电子有限公司 | Dust cap of pressure sensor |
| CN114414137B (en) * | 2022-01-26 | 2024-05-28 | 厦门乃尔电子有限公司 | Dustproof cap of pressure sensor |
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