CN213576705U - Pressure sensor capable of self-adjusting - Google Patents
Pressure sensor capable of self-adjusting Download PDFInfo
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- CN213576705U CN213576705U CN202022575213.0U CN202022575213U CN213576705U CN 213576705 U CN213576705 U CN 213576705U CN 202022575213 U CN202022575213 U CN 202022575213U CN 213576705 U CN213576705 U CN 213576705U
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Abstract
The utility model relates to the technical field of sensors, and discloses a pressure sensor capable of self-adjusting, which comprises a sensing device, a fixing device and an adjusting device, wherein the sensing device comprises a sensing shell, a sensing membrane is fixedly connected on the upper surface of the sensing shell, a resistance box is fixedly connected on the lower surface of the sensing shell, a resistor is connected in the lower surface of the sensing shell, a circular groove is arranged on the upper surface of the resistance box, the resistor is placed in the circular groove, the surface of the sensing shell is fixedly connected with the fixing device, the fixing device comprises a fixing ring which is fixedly sleeved on the surface of the sensing shell, when flowing water falls to the upper end of a sliding plate in use, the sliding plate compresses a spring layer downwards to deform, the spring layer moves downwards along with the increase of force to press the sensing membrane to cause pressure, the pressure sensing is displayed on a display, when the water pressure is too high, a sensing membrane control terminal sends an alarm, so that the, the service life of the internal element is longer.
Description
Technical Field
The utility model relates to a sensor technical field specifically is a pressure sensor that can self-regulation.
Background
The sensor is a detection device, can feel the measured information, and can convert the felt information into an electric signal or other information output in a required form according to a certain rule so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like, and the sensor is characterized by comprising: the water pressure sensor is a pressure sensor which is commonly used in industrial practice and is widely applied to various industrial automation environments, hydraulic and hydroelectric engineering, traffic building equipment, production automatic control systems, aerospace technologies, ship technologies, conveying pipelines and other areas.
When the existing water pressure sensor is used, the sensing element of the sensor is usually exposed outside for convenient sensing, but the method is easy to damage the element due to frequent washing of the internal element when measuring the flowing water pressure, and is expensive and time-consuming in replacement.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a pressure sensor that can self-regulation possesses protectiveness height, and alarm coefficient is adjustable advantage such as, has solved the problem of proposing among the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a pressure sensor capable of being adjusted by self comprises a sensing device, a fixing device and an adjusting device, wherein the sensing device comprises a sensing shell, the upper surface of the sensing shell is fixedly connected with a sensing film, the lower surface of the sensing shell is fixedly connected with a resistance box, and the lower surface of the sensing shell is fixedly internally connected with a resistor;
the surface of the sensing shell is fixedly connected with the fixing device.
The fixing device comprises a fixing ring, the fixing ring is fixedly sleeved on the surface of the sensing shell, a thread groove is formed in the side surface of the inner wall of the fixing ring, an annular groove is formed in the upper surface of the fixing ring, threaded holes are formed in two ends of the upper surface of the fixing ring and the upper surface of the fixing ring, a thread column is connected to the inner wall of the thread hole in a threaded manner, the upper end of the thread column penetrates through the fixing ring and is fixedly connected with a nut, and an inserting nail is fixedly;
and the lower surface of the inner wall of the annular groove is fixedly connected with the adjusting device.
The adjusting device comprises a sleeve, the lower surface of the sleeve is fixedly connected with the lower surface of the inner wall of the annular groove, a sliding plate is movably attached to the inner wall of the sleeve, and a spring layer is fixedly connected to the lower surface of the sliding plate.
Preferably, the lower surface of the spring layer is screwed in the thread groove.
Preferably, the spring layer is opposite to the sliding plate and has the same size with the sliding plate, the surface of the spring layer is movably attached to the inner wall of the sleeve, and the inner wall of the spring layer is movably attached to the surface of the sensing shell.
Preferably, the upper surface of the resistor box is provided with a circular groove, and the resistor is placed in the circular groove.
(III) advantageous effects
Compared with the prior art, the utility model provides a pressure sensor that can self-regulation possesses following beneficial effect:
1. when the pressure sensor capable of self-adjusting is used, a user can place the device at a designated position and then screw and rotate the screw cap, the threaded column is screwed into the threaded hole under the rotation of the screw cap, the inserted nail is inserted into the fixed block to fix the device, then the flowing water falls to the upper end of the sliding plate, when the sliding plate bears the pressure, the downward force is generated, and the sliding plate compresses the spring layer downwards to generate deformation, when the water pressure is normal, the deformation coefficient of the spring layer is small, the sliding plate moves up and down on the inner wall of the sleeve, the sensing membrane of the pressure sensor has no pressure, when the water pressure is increased, the deformation coefficient of the spring layer is large, the spring layer moves downwards to press the sensing membrane to cause pressure, the pressure is transmitted to the display to be displayed, when the water pressure is too high, the sensing film control terminal gives an alarm, so that the device is high in safety during normal use, and the service life of internal elements is longer.
2. When the pressure sensor capable of self-adjusting is used, a user can place the device at a designated position, then the screw cap is screwed, the threaded column is screwed into the threaded hole under the rotation of the screw cap, the inserted pin is inserted into the fixed block to fix the device, then flowing water falls to the upper end of the sliding plate, a downward force is generated under the bearing pressure of the sliding plate, the sliding plate downwards compresses the spring layer to deform, when the water pressure is normal, the deformation coefficient of the spring layer is small, the sliding plate moves up and down on the inner wall of the sleeve, the sensing membrane of the pressure sensor has no pressure, when the water pressure is increased, the deformation coefficient of the spring layer is large, the spring layer moves downwards to press the sensing membrane to cause pressure, the pressure is displayed to a display, when the water pressure is too high, the sensing membrane control terminal gives an alarm, so that the device is high in safety in normal use, and the device can rotate, the spring coefficient is controlled by controlling the number of turns of the spring layer, and the effect of alarming aiming at different water pressures is achieved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the sleeve connection structure of the present invention;
fig. 3 is a schematic view of the spring layer connecting explosion structure of the present invention;
fig. 4 is a schematic view of the connection structure of the sensing shell of the present invention.
In the figure: 1 sensing device, 101 sensing shell, 102 sensing membrane, 103 resistance box, 104 resistance, 2 fixing device, 201 fixing ring, 202 thread groove, 203 ring groove, 204 thread hole, 205 thread column, 206 nut, 207 inserted pin, 3 adjusting device, 301 sleeve, 302 sliding plate, 303 spring layer.
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, a pressure sensor capable of self-adjusting includes a sensing device 1, a fixing device 2 and an adjusting device 3, the sensing device 1 includes a sensing shell 101, a sensing film 102 is fixedly connected to the upper surface of the sensing shell 101, a resistor box 103 is fixedly connected to the lower surface of the sensing shell 101, a resistor 104 is fixedly connected to the lower surface of the sensing shell 101, a circular groove is formed on the upper surface of the resistor box 103, and the resistor 104 is placed in the circular groove;
the surface of the sensing shell 101 is fixedly connected with the fixing device 2.
The fixing device 2 comprises a fixing ring 201, the fixing ring 201 is fixedly sleeved on the surface of the sensing shell 101, a thread groove 202 is formed in the side face of the inner wall of the fixing ring 201, an annular groove 203 is formed in the upper surface of the fixing ring 201, threaded holes 204 are formed in two ends of the upper surface of the fixing ring 201, a thread column 205 is connected to the inner wall of each threaded hole 204 in a threaded mode, the upper end of each thread column 205 penetrates through the fixing ring 201 to be fixedly connected with a nut 206, and an inserting;
the lower surface of the inner wall of the annular groove 203 is fixedly connected with the adjusting device 3.
The adjusting device comprises a sleeve 301, the lower surface of the sleeve 301 is fixedly connected with the lower surface of the inner wall of an annular groove 203, a sliding plate 302 is movably attached to the inner wall of the sleeve 301, a spring layer 303 is fixedly connected to the lower surface of the sliding plate 302, the spring layer 303 is opposite to the sliding plate 302 and has the same size, the surface of the spring layer 303 is movably attached to the inner wall of the sleeve 301, the inner wall of the spring layer 303 is movably attached to the surface of a sensing shell 101, the lower surface of the spring layer 303 is in threaded connection with the inside of a threaded groove 202, when the adjusting device is used, a user can place the adjusting device at a designated position, then spirally rotate a nut 206, screw thread columns 205 are screwed into threaded holes 204 under the rotation of the nut 206, an inserting nail 207 is inserted into a fixed block to fix the adjusting device, then flowing water falls to the upper end of the, when water pressure is normal, the deformation coefficient of the spring layer 303 is small, the sliding plate 302 moves up and down on the inner wall of the sleeve 301, the sensing membrane 102 of the pressure sensor has no pressure, when the water pressure is increased, the deformation coefficient of the spring layer 303 is large, the spring layer 303 moves downwards to press the sensing membrane 102 to cause pressure, the pressure is displayed to a display, when the water pressure is too large, the control terminal of the sensing membrane 102 gives an alarm, the safety of the device is high in normal use, the service life of internal elements is longer, the device can rotate the spring layer 303, the spring coefficient is controlled by controlling the number of turns of the spring layer 303, and the effect of different water pressure alarms is achieved.
When in use, a user can place the device at a designated position, then screw the nut 206, screw the threaded column 205 into the threaded hole 204 under the rotation of the nut 206, insert the inserted nail 207 into the fixed block to fix the device, then the flowing water falls to the upper end of the sliding plate 302, and a downward force is generated under the pressure borne by the sliding plate 302, at this time, the sliding plate 302 compresses the spring layer 303 downwards to deform, when the water pressure is normal, the deformation coefficient of the spring layer 303 is small, the sliding plate 302 moves up and down on the inner wall of the sleeve 301, the sensing membrane 102 of the pressure sensor has no pressure, when the water pressure is increased, the deformation coefficient of the spring layer 303 is large, the spring layer 303 moves downwards to press the sensing membrane 102 to generate pressure, the pressure is displayed to a display, when the water pressure is too high, the sensing membrane 102 controls a terminal to give an alarm, so that the device has high safety in normal use and longer service, and the device accessible rotates spring layer 303, and the spring coefficient is controlled to the control spring layer 303 number of turns, reaches the effect to different water pressure alarms.
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 (6)
1. A self-adjustable pressure sensor comprising a sensing device (1), a fixing device (2) and an adjusting device (3), said sensing device (1) comprising a sensing housing (101), characterized in that: the sensing device comprises a sensing shell (101), a sensing film (102) and a resistor box (103), wherein the upper surface of the sensing shell (101) is fixedly connected with the sensing film, the lower surface of the sensing shell (101) is fixedly connected with the resistor box (103), and a resistor (104) is fixedly connected with the lower surface of the sensing shell (101);
the surface of the sensing shell (101) is fixedly connected with the fixing device (2).
2. A self-adjusting pressure sensor as claimed in claim 1, wherein: the fixing device (2) comprises a fixing ring (201), the fixing ring (201) is fixedly sleeved on the surface of the sensing shell (101), a thread groove (202) is formed in the side face of the inner wall of the fixing ring (201), an annular groove (203) is formed in the upper surface of the fixing ring (201), threaded holes (204) are formed in two ends of the upper surface of the fixing ring (201), a threaded column (205) is connected to the inner wall of the threaded hole (204) in a threaded mode, a nut (206) is fixedly connected to the upper end of the threaded column (205) through the fixing ring (201), and a plug pin (207) is fixedly connected to the lower surface of the threaded;
the lower surface of the inner wall of the annular groove (203) is fixedly connected with the adjusting device (3).
3. A self-adjusting pressure sensor as claimed in claim 2, wherein: the adjusting device comprises a sleeve (301), the lower surface of the sleeve (301) is fixedly connected with the lower surface of the inner wall of the annular groove (203), a sliding plate (302) is movably attached to the inner wall of the sleeve (301), and a spring layer (303) is fixedly connected to the lower surface of the sliding plate (302).
4. A self-adjusting pressure sensor as claimed in claim 3, wherein: the lower surface of the spring layer (303) is in threaded connection with the inside of the thread groove (202).
5. A self-adjusting pressure sensor as claimed in claim 3, wherein: the spring layer (303) is opposite to the sliding plate (302) and has the same size, the surface of the spring layer (303) is movably attached to the inner wall of the sleeve (301), and the inner wall of the spring layer (303) is movably attached to the surface of the sensing shell (101).
6. A self-adjusting pressure sensor as claimed in claim 1, wherein: the upper surface of the resistor box (103) is provided with a circular groove, and the resistor (104) is placed in the circular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022575213.0U CN213576705U (en) | 2020-11-09 | 2020-11-09 | Pressure sensor capable of self-adjusting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022575213.0U CN213576705U (en) | 2020-11-09 | 2020-11-09 | Pressure sensor capable of self-adjusting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213576705U true CN213576705U (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022575213.0U Active CN213576705U (en) | 2020-11-09 | 2020-11-09 | Pressure sensor capable of self-adjusting |
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| Country | Link |
|---|---|
| CN (1) | CN213576705U (en) |
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2020
- 2020-11-09 CN CN202022575213.0U patent/CN213576705U/en active Active
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