CN216283239U - High-precision digital displacement sensor based on WIFI transmission - Google Patents
High-precision digital displacement sensor based on WIFI transmission Download PDFInfo
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- CN216283239U CN216283239U CN202122903312.1U CN202122903312U CN216283239U CN 216283239 U CN216283239 U CN 216283239U CN 202122903312 U CN202122903312 U CN 202122903312U CN 216283239 U CN216283239 U CN 216283239U
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Abstract
The utility model discloses a high-precision digital displacement sensor based on WIFI transmission, which comprises a glass fiber bottom plate, wherein the left side of the glass fiber bottom plate is fixedly connected with a front supporting plate, the right side of the glass fiber bottom plate is fixedly connected with a rear supporting plate, the middle part of the glass fiber bottom plate is fixedly connected with a middle supporting plate, the left side of the front supporting plate is fixedly connected with a long linear motion bearing, the left side of the middle supporting plate is fixedly connected with a short linear motion bearing, the top end of the glass fiber bottom plate is provided with a U-shaped chute, the inside of the U-shaped chute is slidably connected with a linear groove external thread stud, and the top end of the linear groove external thread stud is provided with a shaft sleeve. According to the utility model, the supporting component and the U-shaped sliding groove with consistent hole positions can ensure that the stroke measuring rod moves along a straight line and shakes little during measurement, so that the error during measurement is reduced, and each component in the device is compact in installation, small in overall size and convenient to carry.
Description
Technical Field
The utility model relates to the technical field of application of resistance strain type sensors, in particular to a high-precision digital displacement sensor based on WIFI transmission.
Background
With the rapid development of scientific technology, the speed of various displacement sensors changing over is increasing, and the measurement accuracy, measurement mode, data recording and the like of some original displacement sensors cannot meet the requirements of a lot of industries, so that people are always pursuing to research digital displacement sensors with higher accuracy and intellectualization. At present, displacement sensors are widely used in society, covering almost all fields, mainly used for measuring displacement, position, travel and some physical quantities that can become displacement, such as: thickness, expansion, amplitude, strain, tension, etc. Displacement sensors can be classified by nature: the resistance strain type displacement sensor, the potential type displacement sensor, the capacitance type displacement sensor, the inductance type displacement sensor, the magnetic sensitive type displacement sensor, the photoelectric type displacement sensor and the ultrasonic displacement sensor have various advantages and disadvantages, so that when the measuring tool is selected for use, a corresponding measuring tool is selected according to the use and measurement purpose, and the interference caused by the use of the tool and the outside during measurement is reduced.
At present, the traditional resistance displacement sensor adopts an analog-to-digital converter and a measuring structure with slightly deficient precision, so that the measuring result has low precision, large size, inconvenience in carrying and incapability of meeting certain high-requirement working requirements, and therefore, a high-precision digital displacement sensor needs to be provided for solving the measuring requirements of the existing life and industry.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a high-precision digital displacement sensor based on WIFI transmission.
In order to achieve the purpose, the utility model adopts the following technical scheme: a high-precision digital displacement sensor based on WIFI transmission comprises a glass fiber base plate, wherein a front supporting plate is fixedly connected to the left side of the glass fiber base plate, a rear supporting plate is fixedly connected to the right side of the glass fiber base plate, a middle supporting plate is fixedly connected to the middle part of the glass fiber base plate, a long linear motion bearing is fixedly connected to the left side of the front supporting plate, a short linear motion bearing is fixedly connected to the left side of the middle supporting plate, a U-shaped chute is arranged at the top end of the glass fiber base plate, a linear groove external thread stud is slidably connected to the inside of the U-shaped chute, a shaft sleeve is arranged at the top end of the linear groove external thread stud, a stroke measuring rod is arranged inside the long linear motion bearing, the right end of the stroke measuring rod penetrates through the shaft sleeve and the short linear motion bearing respectively, a spring is arranged between the shaft sleeve and the short linear motion bearing at the periphery of the stroke measuring rod, the left end fixedly connected with measuring head of stroke measuring stick, the top fixedly connected with resistance strain element distribution plate of well backup pad, the top of resistance strain element distribution plate is provided with the measuring part, the top middle part of resistance strain element distribution plate is provided with the WIFI module near the left, the top left side of resistance strain element distribution plate is provided with the leaded light post.
As a further description of the above technical solution:
and the right side of the rear supporting plate is fixedly connected with a WIFI antenna.
As a further description of the above technical solution:
the left side fixedly connected with front end housing of preceding backup pad, the right side fixedly connected with rear end housing of back backup pad, the periphery fixedly connected with aluminum alloy housing of front end housing and rear end housing.
As a further description of the above technical solution:
the left side of resistance strain element distribution plate has set gradually touch switch, toggle switch and Type-C interface from back to front.
As a further description of the above technical solution:
the front supporting plate, the middle supporting plate and the rear supporting plate are the same in shape and size.
As a further description of the above technical solution:
the stroke measuring rod is made of high-hardness steel.
As a further description of the above technical solution:
and the right end of the stroke measuring rod is provided with a metal slip sheet and is in contact with the resistance strain element on the resistance strain element distribution plate.
As a further description of the above technical solution:
the top end of the glass fiber bottom plate is fixedly connected with a battery.
The utility model has the following beneficial effects:
according to the utility model, when an object generates micro deformation or moves, the object touches a measuring head on the stroke measuring rod, so that the stroke measuring rod slides, the metal slide sheet at the other end is driven by the stroke measuring rod to move on a specific track, the relative displacement between the metal slide sheet and two metal wires adhered to a glass fiber bottom plate is changed, the length of the metal wire connected into a measuring circuit is changed, so that the resistance value of the resistance strain element distribution plate is correspondingly changed, the physical quantity of the object which generates micro deformation or moves is converted into an electric signal, the signal is converted and processed by each circuit on the resistance strain element distribution plate, and finally the signal is transmitted to the control terminal through the WIFI module.
Drawings
Fig. 1 is a schematic diagram of an external structure of a high-precision digital displacement sensor based on WIFI transmission;
fig. 2 is a schematic diagram of an internal structure of a high-precision digital displacement sensor based on WIFI transmission;
fig. 3 is a side view of an external structure of a high-precision digital displacement sensor based on WIFI transmission;
fig. 4 is a schematic structural diagram of a front support plate of a high-precision digital displacement sensor based on WIFI transmission.
Illustration of the drawings:
1. a measuring head; 2. a front end cover; 3. an aluminum alloy housing; 4. a rear end cap; 5. a WIFI antenna; 6. a tact switch; 7. a toggle switch; 8. a light guide pillar; 9. a Type-C interface; 10. a stroke measuring rod; 11. a long linear motion bearing; 12. a front support plate; 13. a shaft sleeve; 14. a WIFI module; 15. a spring; 16. a short linear motion bearing; 17. a middle support plate; 18. a resistive strain element distribution plate; 19. a measuring part; 20. a rear support plate; 21. a battery; 22. a straight-groove external thread stud; 23. a U-shaped chute; 24. glass fiber bottom plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, one embodiment of the present invention is provided: a high-precision digital displacement sensor based on WIFI transmission comprises a glass fiber bottom plate 24, a front support plate 12 is fixedly connected to the left side of the glass fiber bottom plate 24, a rear support plate 20 is fixedly connected to the right side of the glass fiber bottom plate 24, a middle support plate 17 is fixedly connected to the middle of the glass fiber bottom plate 24, a long linear motion bearing 11 is fixedly connected to the left side of the front support plate 12, a short linear motion bearing 16 is fixedly connected to the left side of the middle support plate 17, the long linear motion bearing 11 and the short linear motion bearing 16 both have high processing precision, a U-shaped chute 23 is arranged at the top end of the glass fiber bottom plate 24, the U-shaped chute 23 is fixed on the glass fiber bottom plate 24 through bolts, the U-shaped chute 23 is arranged between the front support plate 12 and the middle support plate 17, a straight-groove external thread stud 22 is slidably connected to the inside of the U-shaped chute 23, and a shaft sleeve 13 is arranged at the top end of the straight groove external thread stud 22, a stroke measuring rod 10 is arranged inside the long linear motion bearing 11, the right end of the stroke measuring rod 10 respectively penetrates through a shaft sleeve 13 and a short linear motion bearing 16, a spring 15 is arranged between the shaft sleeve 13 and the short linear motion bearing 16 at the periphery of the stroke measuring rod 10, a measuring head 1 is fixedly connected to the left end of the stroke measuring rod 10, the measuring head 1 is a tungsten steel ball head, the contact area with an object is reduced, the measuring precision is improved, a resistance strain element distribution plate 18 is fixedly connected to the top end of a middle supporting plate 17, a measuring part 19 is arranged at the top end of the resistance strain element distribution plate 18, a WIFI module 14 is arranged close to the left in the middle of the top end of the resistance strain element distribution plate 18, a light guide column 8 is arranged on the left side of the top end of the resistance strain element distribution plate 18, when the object generates micro deformation or moves, the measuring head 1 on the stroke measuring rod 10 is touched, and the stroke measuring rod 10 slides, the metal gleitbretter of the slip drive other end of stroke measuring stick 10 moves on specific track, it produces relative displacement with two wires of adhesion on glass fibre bottom plate 24 to change the metal gleitbretter, lead to the wire length that inserts among the measuring circuit to change, thereby make resistance strain element distribution plate 18's resistance change correspondingly, to this physical quantity that produces little deformation or removal of object turns into the signal of telecommunication, and each circuit conversion processing signal on the back through resistance strain element distribution plate 18, finally pass through WIFI module 14 with signal transmission to control terminal, measurement accuracy is higher, compact overall structure, and convenient carrying.
The WIFI antenna 5 is fixedly connected to the right side of the rear supporting plate 20 and used for remotely and rapidly receiving information, the front end cover 2 is fixedly connected to the left side of the front supporting plate 12, the rear end cover 4 is fixedly connected to the right side of the rear supporting plate 20, the aluminum alloy shell 3 is fixedly connected to the peripheries of the front end cover 2 and the rear end cover 4, be used for protecting inside each part, the left side of resistance strain element distribution plate 18 has set gradually from back to front and has dabbed switch 6, toggle switch 7 and Type-C interface 9, preceding backup pad 12, well backup pad 17 is the same with back backup pad 20's shape size, the material of stroke measuring stick 10 is high rigidity steel, improve measurement accuracy, the right-hand member of stroke measuring stick 10 is provided with the metal gleitbretter and contacts with the resistance strain element on the resistance strain element distribution plate 18, the top fixedly connected with battery 21 of the fine bottom plate 24 of glass, be used for the power supply.
The working principle is as follows: when an object generates micro deformation or moves, the object touches the measuring head 1 on the stroke measuring rod 10, thereby causing the stroke measuring rod 10 to slide, the sliding of the stroke measuring rod 10 drives the metal slip sheet at the other end to move on a specific track, the metal slip sheet is changed to generate relative displacement with two metal wires adhered on the glass fiber bottom plate 24, the length of the metal wire connected into a measuring circuit is changed, thereby the resistance value of the resistance strain element distribution plate 18 is correspondingly changed, the physical quantity of the object generating micro deformation or moving is converted into an electric signal, and then the signal is converted and processed through each circuit on the resistance strain element distribution plate 18, finally the signal is transmitted to the control terminal through the WIFI module 14, the measuring precision is higher, the whole structure is compact, and the carrying is convenient.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a high accuracy digital displacement sensor based on WIFI transmission, includes fine bottom plate of glass (24), its characterized in that: the left side of the glass fiber bottom plate (24) is fixedly connected with a front supporting plate (12), the right side of the glass fiber bottom plate (24) is fixedly connected with a rear supporting plate (20), the middle part of the glass fiber bottom plate (24) is fixedly connected with a middle supporting plate (17), the left side of the front supporting plate (12) is fixedly connected with a long linear motion bearing (11), the left side of the middle supporting plate (17) is fixedly connected with a short linear motion bearing (16), the top end of the glass fiber bottom plate (24) is provided with a U-shaped sliding chute (23), the inside of the U-shaped sliding chute (23) is slidably connected with a straight-groove external thread stud (22), the top end of the straight-groove external thread stud (22) is provided with a shaft sleeve (13), a stroke measuring rod (10) is arranged inside the long linear motion bearing (11), and the right end of the stroke measuring rod (10) respectively penetrates through the shaft sleeve (13) and the short linear motion bearing (16), the periphery of stroke measuring stick (10) is located and is provided with spring (15) between axle sleeve (13) and short straight line motion bearing (16), the left end fixedly connected with measuring head (1) of stroke measuring stick (10), the top fixedly connected with resistance strain element distribution plate (18) of well backup pad (17), the top of resistance strain element distribution plate (18) is provided with measuring part (19), the top middle part of resistance strain element distribution plate (18) leans on left to be provided with WIFI module (14), the top left side of resistance strain element distribution plate (18) is provided with leaded light post (8).
2. The high-precision digital displacement sensor based on WIFI transmission of claim 1, wherein: the right side fixedly connected with WIFI antenna (5) of back backup pad (20).
3. The high-precision digital displacement sensor based on WIFI transmission of claim 1, wherein: the utility model discloses a quick-witted support plate, including preceding backup pad (12), the left side fixedly connected with front end housing (2) of preceding backup pad (12), the right side fixedly connected with rear end housing (4) of back backup pad (20), the periphery fixedly connected with aluminum alloy housing (3) of front end housing (2) and rear end housing (4).
4. The high-precision digital displacement sensor based on WIFI transmission of claim 1, wherein: the left side of the resistance strain element distribution plate (18) is sequentially provided with a tact switch (6), a toggle switch (7) and a Type-C interface (9) from back to front.
5. The high-precision digital displacement sensor based on WIFI transmission of claim 1, wherein: the front support plate (12), the middle support plate (17) and the rear support plate (20) are the same in shape and size.
6. The high-precision digital displacement sensor based on WIFI transmission of claim 1, wherein: the stroke measuring rod (10) is made of high-hardness steel.
7. The high-precision digital displacement sensor based on WIFI transmission of claim 1, wherein: and a metal slide sheet is arranged at the right end of the stroke measuring rod (10) and is in contact with the resistance strain element on the resistance strain element distribution plate (18).
8. The high-precision digital displacement sensor based on WIFI transmission of claim 1, wherein: the top end of the glass fiber bottom plate (24) is fixedly connected with a battery (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122903312.1U CN216283239U (en) | 2021-11-19 | 2021-11-19 | High-precision digital displacement sensor based on WIFI transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122903312.1U CN216283239U (en) | 2021-11-19 | 2021-11-19 | High-precision digital displacement sensor based on WIFI transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216283239U true CN216283239U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122903312.1U Active CN216283239U (en) | 2021-11-19 | 2021-11-19 | High-precision digital displacement sensor based on WIFI transmission |
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| Country | Link |
|---|---|
| CN (1) | CN216283239U (en) |
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2021
- 2021-11-19 CN CN202122903312.1U patent/CN216283239U/en active Active
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