CN211926879U - Accuracy detection device for magnetoresistive sensor - Google Patents
Accuracy detection device for magnetoresistive sensor Download PDFInfo
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- CN211926879U CN211926879U CN202020761236.8U CN202020761236U CN211926879U CN 211926879 U CN211926879 U CN 211926879U CN 202020761236 U CN202020761236 U CN 202020761236U CN 211926879 U CN211926879 U CN 211926879U
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Abstract
The utility model discloses a magnetoresistive sensor accuracy detection device, which comprises a main body, wherein a mounting plate is embedded in the top end of the main body, a plurality of mounting holes are penetrated between the main body and the mounting plate, bolts are penetrated in the mounting holes between the main body and the mounting plate, a groove is arranged at the bottom end of the inner wall of the mounting hole in the mounting plate, and a limit block is arranged in the groove; through the guard plate of design, the movable block, the fixture block, the torsional spring, the inside mounting hole of mounting panel seals, make the surface of mounting panel level and more smooth, avoid in the use, outside dust produces the jam to the mounting hole, it is inconvenient to lead to the fact the dismantlement between mounting panel and the main part, stopper, spring, the spacing groove through the design, make the mounting hole between the two counterpoint through the mode messenger of block when the installation between mounting panel and the main part, it is comparatively inconvenient to improve the mode of artifical counterpoint, thereby it is convenient to increase the degree of installation.
Description
Technical Field
The utility model belongs to the technical field of ground magnetic sensor, concretely relates to magnetic resistance sensor degree of accuracy detection device.
Background
The device for detecting the accuracy of the magnetic resistance sensor realizes the judgment of the existence of a vehicle by monitoring the change condition of the geomagnetism, transmits the judgment result to the receiver through the wireless radio frequency, and the data receiver realizes data exchange with an upper computer system through a serial port.
It is fixed to run through the bolt during installation between current magnetoresistive sensor degree of accuracy detection device's the mounting panel and the main part, and this connected mode stability is high and the simple operation, nevertheless need be through the inside with mounting panel embedding main part when the operation, and carry out artifical counterpoint with mounting hole between the two in step, carries out the bolt operation of running through again to comparatively loaded down with trivial details problem, for this reason the utility model provides a magnetoresistive sensor degree of accuracy detection device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a magnetoresistive sensor degree of accuracy detection device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a magnetoresistive sensor accuracy detection device comprises a main body, wherein a mounting plate is embedded in the top end of the main body, a plurality of mounting holes penetrate through the main body and the mounting plate, bolts penetrate through the mounting holes between the main body and the mounting plate, a groove is formed in the bottom end of the inner wall of the mounting hole in the mounting plate, a limiting block is arranged in the groove, a spring is connected between the bottom end of the limiting block and the groove, a limiting groove is formed in the top end of the inner wall of the mounting hole in the main body, the end part of the limiting block is clamped into the inside of a clamping groove, a protection plate is arranged at the top end of the bolt corresponding to the top end of the mounting hole in the mounting plate, a clamping block is fixed on one side of the protection plate and clamped into the inside of the mounting plate, a movable groove is formed in the other side of, and a cross rod penetrates between the movable block and the movable groove, and the surface of the cross rod is sleeved with a torsion spring.
Preferably, the laminating of the top outside of main part is provided with the protection piece, the protection piece comprises two parts, and runs through between the two parts of protection piece has the connecting rod, the one end of connecting rod is provided with the fixed block corresponding to the surface of protection piece, the other end of connecting rod runs through to the inside of main part and through threaded connection.
Preferably, the connecting rod is of a cylindrical structure, and the fixing block is a metal component.
Preferably, the protection block is a PVC component, and the inner wall of the protection block is attached to the top surface of the main body.
Preferably, the limiting block is of a hollow cylinder structure and is a PVC material component.
Preferably, the top surface of the limiting block is in a fit state with the inner wall of the limiting groove, and the cross section of the top end of the bolt is consistent with the cross section of the protection plate.
Preferably, the main body is a PVC component, and a detection module is arranged in the main body.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through the guard plate of design, the movable block, the fixture block, the torsional spring, the inside mounting hole of mounting panel seals, make the surface of mounting panel level and more smooth, avoid in the use, outside dust produces the jam to the mounting hole, it is inconvenient to lead to the fact the dismantlement between mounting panel and the main part, stopper, spring, the spacing groove through the design, make the mounting hole between the two counterpoint through the mode messenger of block when the installation between mounting panel and the main part, it is comparatively inconvenient to improve the mode of artifical counterpoint, thereby it is convenient to increase the degree of installation.
(2) Through connecting rod, the fixed block of design, make and form between protection piece and the main part and be connected, increase the device's wholeness, make the installation of protection piece more firm.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection between the mounting plate and the main body of the present invention;
FIG. 3 is an enlarged view of the area A of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the engagement between the protection block and the main body of the present invention;
FIG. 5 is a schematic view of the connection rod of the present invention;
in the figure: 1. a main body; 2. mounting holes; 3. mounting a plate; 4. a limiting groove; 5. a limiting block; 6. a spring; 7. a clamping block; 8. a protection plate; 9. a movable block; 10. a movable groove; 11. a protection block; 12. a connecting rod; 13. and (5) fixing blocks.
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.
Example 1
Referring to fig. 1 to 3, the present invention provides a technical solution: a magnetoresistive sensor accuracy detection device comprises a main body 1, a mounting plate 3 is embedded in the top end of the main body 1, a plurality of mounting holes 2 penetrate between the main body 1 and the mounting plate 3, bolts penetrate through the mounting holes 2 between the main body 1 and the mounting plate 3, the bottom ends of the inner walls of the mounting holes 2 in the mounting plate 3 are provided with grooves, a limiting block 5 is arranged in each groove, springs 6 are connected between the bottom ends of the limiting blocks 5 and the grooves, the top end of the inner wall of the mounting hole 2 in the main body 1 is provided with a limiting groove 4, the end part of each limiting block 5 is clamped into the corresponding groove, the top end of each bolt is provided with a protection plate 8 corresponding to the top end of the mounting hole 2 in the mounting plate 3, one side of each protection plate 8 is fixed with a fixture block 7, the fixture block 7 is clamped into the mounting plate 3, the other side of each protection plate 8 is, run through between movable block 9 and the activity groove 10 and have had the horizontal pole, the torsional spring has been cup jointed on the horizontal pole surface, guard plate 8 through the design, movable block 9, fixture block 7, the torsional spring, mounting panel 3 inside mounting hole 2 seals, make mounting panel 3's surface more level and more smooth, avoid in the use, outside dust produces the jam to mounting hole 2, it is inconvenient to lead to the fact the dismantlement between mounting panel 3 and the main part 1, stopper 5 through the design, spring 6, spacing groove 4, make between mounting panel 3 and the main part 1 when the installation make mounting hole 2 between the two counterpoint through the mode of block, it is comparatively inconvenient to improve the mode of artifical counterpoint, thereby increase the convenient degree of installation.
Example 2
Referring to fig. 1 to 5, the present invention provides a technical solution: a magnetoresistive sensor accuracy detection device comprises a main body 1, a mounting plate 3 is embedded in the top end of the main body 1, a plurality of mounting holes 2 penetrate between the main body 1 and the mounting plate 3, bolts penetrate through the mounting holes 2 between the main body 1 and the mounting plate 3, the bottom ends of the inner walls of the mounting holes 2 in the mounting plate 3 are provided with grooves, a limiting block 5 is arranged in each groove, springs 6 are connected between the bottom ends of the limiting blocks 5 and the grooves, the top end of the inner wall of the mounting hole 2 in the main body 1 is provided with a limiting groove 4, the end part of each limiting block 5 is clamped into the corresponding groove, the top end of each bolt is provided with a protection plate 8 corresponding to the top end of the mounting hole 2 in the mounting plate 3, one side of each protection plate 8 is fixed with a fixture block 7, the fixture block 7 is clamped into the mounting plate 3, the other side of each protection plate 8 is, run through between movable block 9 and the activity groove 10 and have had the horizontal pole, the torsional spring has been cup jointed on the horizontal pole surface, guard plate 8 through the design, movable block 9, fixture block 7, the torsional spring, mounting panel 3 inside mounting hole 2 seals, make mounting panel 3's surface more level and more smooth, avoid in the use, outside dust produces the jam to mounting hole 2, it is inconvenient to lead to the fact the dismantlement between mounting panel 3 and the main part 1, stopper 5 through the design, spring 6, spacing groove 4, make between mounting panel 3 and the main part 1 when the installation make mounting hole 2 between the two counterpoint through the mode of block, it is comparatively inconvenient to improve the mode of artifical counterpoint, thereby increase the convenient degree of installation.
In this embodiment, it is preferred, the laminating of the top outside of main part 1 is provided with protection piece 11, protection piece 11 comprises two parts, and it has connecting rod 12 to run through between two parts of protection piece 11, the one end of connecting rod 12 is provided with fixed block 13 corresponding to the surface of protection piece 11, the other end of connecting rod 12 runs through to the inside of main part 1 and through threaded connection, connecting rod 12 through the design, fixed block 13, make and form between protection piece 11 and the main part 1 and be connected, increase the wholeness of the device, make the installation of protection piece 11 more firm.
The utility model discloses a theory of operation and use flow: when the device is required to be installed and used, firstly, a hole is formed at the installation position through a tool, the device is embedded into the ground, then the protection block 11 is attached to the ground and is in a sleeved state with the main body 1, the fixed block 13 is synchronously rotated to drive the connecting rod 12 to be clamped into the main body 1 for threaded connection, after the primary connection between the protection block 11 and the main body 1 is completed, the two parts of the protection block 11 are overturned one by one through the movable connection of the two parts of the protection block 11, cement is synchronously and gradually laid at the installation position of the two parts of the protection block 11 to fix the protection block 11 with the ground, after the primary installation of the device is completed, one side of the movable block 9 is pressed to enable the movable block 9 to rotate by taking the cross rod as the center, the other side of the movable block 9 drives the protection plate 8 and the fixture block 7 to overturn, and then a bolt penetrating through the main body 1 and the installation plate 3 is disassembled through the tool, then the inside of the main body 1 is operated to connect the device with a computer which controls a plurality of detection devices, after the connection between the mounting plate 3 and the main body 1 is finished, the mounting plate 3 and the main body 1 are fixed, in the fixing process, the mounting plate 3 is firstly embedded into the inner side of the main body 1, then the mounting plate initially penetrates through the mounting hole 2 in the mounting plate 3 through a bolt, the inner wall of the mounting hole 2 is pressed through the bolt to drive the mounting plate 3 to rotate in the main body 1, when the mounting hole 2 between the mounting plate 3 and the main body 1 is in a contraposition state, the limiting block 5 is clamped into the limiting groove 4 under the elastic force of the spring 6, then the bolt penetrates through the mounting hole 2 in the main body 1 one by one to be fixed, so that the device is connected with a terminal, then the device is tested in function, and the device is controlled by the computer in the testing process, the device is characterized in that a vehicle is parked in a parking space needing to be tested, an anisotropic magnetic resistance sensor is used as a detection unit, magnetic field disturbance change on the parking space is monitored, the occupied or idle state of the parking space is judged through calculation and analysis of a certain algorithm, the state of the parking space is transmitted to a computer, and when the state displayed by the computer is consistent with the actual condition of the parking space, the function detection of the device is qualified, so that the device can be normally used;
when the mounting plate 3 and the main body 1 need to be mounted, firstly, one side of the movable block 9 is pressed, the other side of the movable block 9 drives the protection plate 8 and the fixture block 7 to overturn so that the protection plate 8 is unfolded, then, bolts penetrate through the mounting holes 2 in the mounting plate 3 preliminarily and are pressed synchronously, the mounting plate 3 rotates in the main body 1 in a movable mode, when the mounting holes 2 between the mounting plate 3 and the main body 1 are in a contraposition state, the limiting blocks 5 are clamped into the limiting grooves 4, then, the bolts penetrate through the mounting holes 2 in the main body 1 one by one to be fixed, and therefore mounting between the mounting plate 3 and the main body 1 is completed; when the protection block 11 needs to be installed, the protection block 11 is firstly sleeved with the main body 1 and then attached to the ground, the protection block 11 is connected with the main body 1 through the connecting rod 12 and the fixing block 13, and then the protection block 11 and the ground can be gradually fixed through the two parts of the protection block 11 in a one-to-one mode.
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 (7)
1. The utility model provides a magnetoresistive sensor degree of accuracy detection device, includes main part (1), the inside embedded mounting panel (3) that has in top of main part (1), it has a plurality of mounting holes (2) to run through between main part (1) and mounting panel (3), mounting hole (2) between main part (1) and mounting panel (3) are inside to run through there is the bolt, its characterized in that: the mounting structure is characterized in that a groove is formed in the bottom end of the inner wall of a mounting hole (2) in the mounting plate (3), a limiting block (5) is arranged in the groove, a spring (6) is connected between the bottom end of the limiting block (5) and the groove, a limiting groove (4) is formed in the top end of the inner wall of the mounting hole (2) in the main body (1), the end part of the limiting block (5) is clamped into the inside of the clamping groove, a protection plate (8) is arranged at the top end of the bolt corresponding to the top end of the mounting hole (2) in the mounting plate (3), a clamping block (7) is fixed on one side of the protection plate (8), the clamping block (7) is clamped into the inside of the mounting plate (3), a movable groove (10) is formed in the other side of the protection plate (8) corresponding to the inside of the mounting plate (3), a movable block (9) is fixed on, and the surface of the cross rod is sleeved with a torsional spring.
2. A magnetoresistive sensor accuracy testing apparatus as claimed in claim 1, wherein: the laminating of the top outside of main part (1) is provided with protection piece (11), protection piece (11) comprises two parts, and runs through between the two parts of protection piece (11) has connecting rod (12), the one end of connecting rod (12) is provided with fixed block (13) corresponding to the surface of protection piece (11), the other end of connecting rod (12) runs through to the inside of main part (1) and passes through threaded connection.
3. A magnetoresistive sensor accuracy testing apparatus as claimed in claim 2, wherein: the connecting rod (12) is of a cylindrical structure, and the fixing block (13) is a metal component.
4. A magnetoresistive sensor accuracy testing apparatus as claimed in claim 2, wherein: the protection piece (11) is a PVC component, and the inner wall of the protection piece (11) is attached to the top surface of the main body (1).
5. A magnetoresistive sensor accuracy testing apparatus as claimed in claim 1, wherein: the limiting block (5) is of a hollow cylinder structure, and the limiting block (5) is a PVC material component.
6. A magnetoresistive sensor accuracy testing apparatus as claimed in claim 1, wherein: the top surface of stopper (5) is the laminating state with the inner wall of spacing groove (4), the top cross section size of bolt is unanimous with the cross section size of guard plate (8).
7. A magnetoresistive sensor accuracy testing apparatus as claimed in claim 1, wherein: the main part (1) is a PVC component, and a detection module is arranged in the main part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020761236.8U CN211926879U (en) | 2020-05-08 | 2020-05-08 | Accuracy detection device for magnetoresistive sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020761236.8U CN211926879U (en) | 2020-05-08 | 2020-05-08 | Accuracy detection device for magnetoresistive sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211926879U true CN211926879U (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020761236.8U Active CN211926879U (en) | 2020-05-08 | 2020-05-08 | Accuracy detection device for magnetoresistive sensor |
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| Country | Link |
|---|---|
| CN (1) | CN211926879U (en) |
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- 2020-05-08 CN CN202020761236.8U patent/CN211926879U/en active Active
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