CN210862660U - Resistance type inclination angle sensor - Google Patents
Resistance type inclination angle sensor Download PDFInfo
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- CN210862660U CN210862660U CN201922265487.7U CN201922265487U CN210862660U CN 210862660 U CN210862660 U CN 210862660U CN 201922265487 U CN201922265487 U CN 201922265487U CN 210862660 U CN210862660 U CN 210862660U
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Abstract
The embodiment of the utility model discloses resistance-type inclination sensor holds and has held conductive liquid in the container, and the conductive liquid upper end is equipped with the bubble, and the top subsides are equipped with first resistance card and second resistance card in holding the container, and first resistance card and second resistance card and conductive liquid contact, first resistance card and second resistance card and bubble contact, and first resistance card and second resistance card become central symmetry with the central axis that holds the container and set up, hold the container and bottom subsides are equipped with public resistance card, and public resistance card soaks in conductive liquid. The resistor further comprises a third resistor disc and a fourth resistor disc, and the third resistor disc and the fourth resistor disc are attached to the inner wall of the upper cover plate. Through combining electronic parts and level bubble, adopt the principle of poor vary voltage and poor varistor, can accurately reflect the skew direction of bubble in the conducting liquid to whether level of detecting the system, sensitivity is showing and is improving the utility model discloses structural design is simple, convenient to use, and detectivity is high, and it is good to detect the accuracy.
Description
Technical Field
The embodiment of the utility model provides a relate to inclination check out test set technical field, concretely relates to resistance-type inclination sensor.
Background
Tilt sensors, also known as inclinometers, gradiometers, inclinometers, are often used for measuring the horizontal angle change of a system, and as a detection tool, they have become an indispensable important measurement tool in the fields of bridge erection, railway laying, civil engineering, oil drilling, aviation and navigation, industrial automation, intelligent platforms, machining, and the like.
In the prior art, the level bubble type level detector can only judge the position of the level bubble by naked eyes of people when measuring the inclination angle, so that the judgment time is long, and the deviation is easy to occur; meanwhile, the sensitivity of the level bubble moving in the glass tube is poor, and the judgment of the horizontal inclination angle is influenced.
Therefore, how to provide a tilt sensor for improving the sensitivity of horizontal tilt detection is an urgent technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a resistance-type tilt angle sensor is provided to solve the relevant technical problem who exists among the prior art.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
the utility model provides a resistance-type inclination sensor, is including holding container, first resistance card, second resistance card, public resistance card, conductive liquid and bubble, the conductive liquid has been held in holding the container, the conductive liquid upper end is equipped with the bubble, top subsides are equipped with first resistance card and second resistance card in holding the container, first resistance card and second resistance card with the conductive liquid contact, first resistance card and second resistance card with the bubble contact, just first resistance card and second resistance card with the central axis that holds the container becomes central symmetry and sets up, bottom subsides are equipped with public resistance card in holding the container, public resistance card soaks in the conductive liquid.
The first electrode, the second electrode and the public electrode are arranged on the containing container, the first resistor disc extends outwards out of the inner cavity of the containing container and is connected with the first electrode, the second resistor disc extends outwards out of the inner cavity of the containing container and is connected with the second electrode, and the public resistor disc extends outwards out of the inner cavity of the containing container and is connected with the public electrode.
Further, the container comprises a cylinder, an upper cover plate and a lower cover plate, the upper end and the lower end of the cylinder are respectively fixedly covered with the upper cover plate and the lower cover plate, the first resistor disc and the second resistor disc are attached to the inner wall of the upper cover plate, and the public resistor disc is attached to the inner wall of the lower cover plate.
The cylinder body is provided with a central axis, the cylinder body is provided with a first resistor disc and a second resistor disc, the first resistor disc and the second resistor disc are symmetrically arranged on the central axis, the cylinder body is provided with a central hole, the first resistor disc and the second resistor disc are symmetrically arranged on the central axis, and the connecting line between the first resistor disc and the second resistor disc is perpendicular to the connecting line between the first resistor disc and the second resistor disc.
The third electrode and the fourth electrode are arranged on the containing container, the third resistor disc extends outwards out of the inner cavity of the containing container and is connected with the third electrode, and the fourth resistor disc extends outwards out of the inner cavity of the containing container and is connected with the fourth electrode.
Furthermore, the first resistor disc, the second resistor disc, the third resistor disc and the fourth resistor disc are the same in shape and are fan-shaped discs or strip-shaped discs.
Further, the cylinder, the upper cover plate and the lower cover plate are all made of glass materials.
The embodiment of the utility model provides a have following advantage:
by combining the electronic component and the level bubble and adopting the principle of differential voltage and differential resistance, the offset direction of the bubble in the conductive liquid can be accurately reflected, so that whether the system is horizontal or not is detected, and the sensitivity is obviously improved; a single-shaft inclination angle sensor is formed by the first resistor disc and the second resistor disc and used for detecting whether a system is horizontal in one direction, and the third resistor disc and the fourth resistor disc form a double-shaft inclination angle sensor, so that 360-degree inclination angle detection can be realized, and the accuracy of horizontal inclination angle detection is improved. The utility model discloses structural design is simple, convenient to use, and detectivity is high, and it is good to detect the accuracy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a top view of a single-axis resistance tilt sensor provided in embodiment 1 of the present invention;
fig. 2 is a top view, front cross-sectional view of a single-axis resistance tilt sensor provided in embodiment 1 of the present invention;
fig. 3 is a top view of a dual-axis resistance tilt sensor provided in embodiment 2 of the present invention;
fig. 4 is a circuit connection diagram of a dual-axis resistance tilt sensor provided in embodiment 2 of the present invention;
in the figure:
1, a container; 101 a cylindrical body; 102 an upper cover plate; 103 a lower cover plate; 2 a first resistor disc; 3 a second resistor disc; 4 common resistance cards; 5, conducting solution; 6, air bubbles; 7 a first electrode; 8 a second electrode; 9 a common electrode; 10 a third resistor disc; 11 a fourth resistor sheet; 12 a third electrode; 13 a fourth electrode.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
In order to solve the relevant technical problem that exists among the prior art, the embodiment of the utility model provides a resistance-type inclination sensor combines mechanical type air level and electronic parts, aims at improving the accuracy and the sensitivity that horizontal inclination detected.
Example 1
The utility model provides a resistance-type tilt angle sensor, is concrete, as shown in fig. 1-2, including holding container 1, first resistance card 2, second resistance card 3, public resistance card 4, conducting liquid 5 and bubble 6, it has contained conducting liquid 5 in the container 1 to hold, the conducting liquid 5 upper end is equipped with bubble 6, and bubble 6 can remove in conducting liquid 5, and bubble 6 removes along with the slope emergence of system for it removes to indicate horizontal tilt angle emergence. And in this embodiment the size of the air bubbles 6 is determined according to actual needs, ensuring that the air bubbles 6 can contact the top of the receiving container 1 when it is in use. The top subsides are equipped with first resistance card 2 and second resistance card 3 in holding container 1, first resistance card 2 and second resistance card 3 with conductive liquid 5 contacts, first resistance card 2 and second resistance card 3 with bubble 6 contacts, just first resistance card 2 and second resistance card 3 with the central axis that holds container 1 becomes central symmetry setting. Therefore, in use, the bubble 6 is located at the center axis of the container 1, and when the system is tilted, the bubble 6 moves toward the upper edge of the container 1, and when the bubble 6 contacts the resistor, the resistor is exposed to the bubble 6, so that the area of contact between the resistor and the conductive liquid 5 is reduced. A public resistance card 4 is attached to the bottom in the containing container 1, and the public resistance card 4 is soaked in the conductive liquid 5. Therefore, the first resistance card 2, the conductive liquid 5 and the common resistance card 4 are connected, the second resistance card, the conductive liquid and the common resistance card are connected, in the electrified state, the first resistance card 2 and the second resistance card 3 are in contact with the bubbles 6, the areas are transmitted to the driving board in a voltage signal or current signal mode, the driving board transmits the electric signals to the single chip microcomputer, and the voltage signal values of the single chip microcomputer are compared. When the two are the same, the system is in a horizontal state, and when the two are different, the system is in an inclined state and needs to be adjusted.
The first resistive sheet 2, the second resistive sheet 3 and the common resistive sheet 4 are connected to the outside for convenience. Furthermore, a first electrode 7, a second electrode 8 and a common electrode 9 are further arranged, the first electrode 7, the second electrode 8 and the common electrode 9 are all arranged on the containing container 1, and leads are led out outwards through the first electrode 7, the second electrode 8 and the common electrode 9 to realize connection with the driving board. The first resistance card 2 extends out of the inner cavity of the container 1 and is connected with the first electrode 7, the second resistance card 3 extends out of the inner cavity of the container 1 and is connected with the second electrode 8, and the common resistance card 4 extends out of the inner cavity of the container 1 and is connected with the common electrode 9.
In this embodiment, the container 1 includes a cylindrical body 101, an upper cover plate 102 and a lower cover plate 103, the upper and lower ends of the cylindrical body 101 are respectively and fixedly covered with the upper cover plate 102 and the lower cover plate 103, the upper cover plate 102 and the lower cover plate 103 are both circular sheets, and the cylindrical body 101, the upper cover plate 102 and the lower cover plate 103 are all made of glass. The conductive liquid 5 is encapsulated in the inner cavity of the cylinder 101 by the upper cover plate 102 and the lower cover plate 103. The first resistance card 2 and the second resistance card 3 are attached to the inner wall of the upper cover plate 102, and the common resistance card 4 is attached to the inner wall of the lower cover plate 103.
Specifically, in use, when the bubble 6 is displaced toward the first resistive sheet 2, the contact area between the bubble 6 and the first resistive sheet 2 increases, the contact area between the first resistive sheet 2 and the conductive liquid 5 decreases, and the resistance value of the first resistive sheet 2 decreases when current is applied, and at this time, the contact area between the bubble 6 and the second resistive sheet 3 decreases, and the contact area between the second resistive sheet 3 and the conductive liquid 5 increases, so that the resistance value of the second resistive sheet 3 increases when current is applied, and the system is in an inclined state. After the system state detection is carried out, the position of the device to be detected is adjusted, and when the contact areas of the first resistance card 2 and the second resistance card 3 with the air bubbles 6 are the same, the system is in a balanced state.
The first resistance card 2 and the second resistance card 3 are symmetrically arranged, and the first resistance card and the second resistance card are combined to form a single-shaft resistance type inclination angle sensor. In the above-mentioned testing process, when the position change of bubble 6 in holding container 1 is less, also can detect the change at horizontal inclination, compare in traditional air level and improved sensitivity greatly, the accuracy is also higher simultaneously.
Example 2
Based on the single-axis resistance tilt sensor of embodiment 1, in order to further improve the sensitivity and accuracy of tilt detection, further, as shown in fig. 3-4, a third resistive sheet 10 and a fourth resistive sheet 11 are further provided. The third resistance card 10 and the fourth resistance card 11 are both attached to the inner wall of the upper cover plate 102, the third resistance card 10 and the fourth resistance card 11 are arranged in a central symmetry mode with the central axis of the cylinder 101, and a connecting line between the third resistance card 10 and the fourth resistance card 11 is perpendicular to a connecting line between the first resistance card 2 and the second resistance card 3. Therefore, a biaxial resistance tilt sensor is formed by the first, second, third and fourth resistive patches 2, 3, 10 and 11.
The third electrode 12 and the fourth electrode 13 are arranged on the containing container 1, the third resistor disc 10 extends out of the inner cavity of the containing container 1 and is connected with the third electrode 12, and the fourth resistor disc 11 extends out of the inner cavity of the containing container 1 and is connected with the fourth electrode 13. The working principle between the third resistive sheet 10 and the fourth resistive sheet 11 is the same as that of the first resistive sheet 2 and the second resistive sheet 3, and the description thereof is omitted. As shown in fig. 4, in embodiment 2, a connection diagram of the dual-axis resistance tilt sensor, the driving board and the single chip microcomputer controller is provided.
Furthermore, the first resistive sheet 2, the second resistive sheet 3, the third resistive sheet 10 and the fourth resistive sheet 11 have the same shape, and are fan-shaped sheets or strip-shaped sheets. Of course, those skilled in the art may also arrange the resistor sheet into other shapes to adapt to the use requirement, and such changes of the shape of the resistor sheet are within the protection scope of the present patent.
The embodiment of the utility model provides a have following advantage:
by combining the electronic component and the level bubble and adopting the principle of differential voltage and differential resistance, the offset direction of the bubble 6 in the conductive liquid 5 can be accurately reflected, so that whether the system is horizontal or not is detected, and the sensitivity is obviously improved; a single-shaft inclination angle sensor is formed by the first resistance sheet 2 and the second resistance sheet 3 and is used for detecting whether a system is horizontal in one direction, and in addition, the third resistance sheet 10 and the fourth resistance sheet 11 form a double-shaft inclination angle sensor, 360-degree inclination angle detection can be realized, and the accuracy of horizontal inclination angle detection is improved. The utility model discloses structural design is simple, convenient to use, and detectivity is high, and it is good to detect the accuracy.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (7)
1. The utility model provides a resistance-type tilt angle sensor, its characterized in that, is including holding container, first resistance card, second resistance card, public resistance card, conducting liquid and bubble, the conducting liquid has been held in holding the container, the conducting liquid upper end is equipped with the bubble, top subsides are equipped with first resistance card and second resistance card in holding the container, first resistance card and second resistance card with the conducting liquid contact, first resistance card and second resistance card with the bubble contact, just first resistance card and second resistance card with the central axis that holds the container becomes central symmetry and sets up, bottom subsides are equipped with public resistance card in holding the container, public resistance card soaks in the conducting liquid.
2. The resistive tilt angle sensor of claim 1, further comprising a first electrode, a second electrode, and a common electrode, wherein the first electrode, the second electrode, and the common electrode are disposed on the holding container, wherein the first resistive patch extends outwardly from the holding container interior and is coupled to the first electrode, wherein the second resistive patch extends outwardly from the holding container interior and is coupled to the second electrode, and wherein the common resistive patch extends outwardly from the holding container interior and is coupled to the common electrode.
3. The resistive tilt angle sensor of claim 2, wherein the container comprises a cylindrical body, an upper cover plate and a lower cover plate, the upper and lower ends of the cylindrical body are respectively fixed and covered with the upper and lower cover plates, the first and second resistance cards are attached to an inner wall of the upper cover plate, and the common resistance card is attached to an inner wall of the lower cover plate.
4. The resistive tilt angle sensor of claim 3, further comprising a third resistive sheet and a fourth resistive sheet, wherein the third resistive sheet and the fourth resistive sheet are both attached to the inner wall of the upper cover plate, the third resistive sheet and the fourth resistive sheet are arranged in a central symmetry with respect to the central axis of the cylinder, and a connecting line between the third resistive sheet and the fourth resistive sheet is perpendicular to a connecting line between the first resistive sheet and the second resistive sheet.
5. The resistive tilt angle sensor of claim 4, further comprising a third electrode and a fourth electrode, the third electrode and the fourth electrode both disposed on the holding vessel, the third resistive patch extending outwardly from the holding vessel interior and being connected to the third electrode, and the fourth resistive patch extending outwardly from the holding vessel interior and being connected to the fourth electrode.
6. The resistive tilt sensor of claim 5, wherein the first, second, third, and fourth resistive patches are identical in shape, being in the shape of a sector or a strip.
7. The resistive tilt sensor of claim 6, wherein the cylinder, the upper cover plate, and the lower cover plate are glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922265487.7U CN210862660U (en) | 2019-12-12 | 2019-12-12 | Resistance type inclination angle sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922265487.7U CN210862660U (en) | 2019-12-12 | 2019-12-12 | Resistance type inclination angle sensor |
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| CN210862660U true CN210862660U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922265487.7U Active CN210862660U (en) | 2019-12-12 | 2019-12-12 | Resistance type inclination angle sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532252A (en) * | 2021-02-04 | 2021-10-22 | 深圳市安泰数据监测科技有限公司 | Differential type automatic monitoring device for slope deep angle displacement |
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2019
- 2019-12-12 CN CN201922265487.7U patent/CN210862660U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532252A (en) * | 2021-02-04 | 2021-10-22 | 深圳市安泰数据监测科技有限公司 | Differential type automatic monitoring device for slope deep angle displacement |
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