CN219612284U - Geomagnetic sensor packaging shell for vehicle detection - Google Patents

Abstract

The utility model relates to the technical field of geomagnetic sensors, in particular to a geomagnetic sensor packaging shell for vehicle detection, which comprises an outer shell, wherein a fixing ring is integrally formed at the top end of the outer shell, a casing is sleeved in the outer shell, an inner shell is arranged in the casing, and a sealing disc is arranged at the top end of the inner shell. According to the utility model, the spring, the damping loop bar and the damping sleeve are arranged, when a vehicle is detected, the vehicle tire can press the sealing cover and the sealing disc, the casing is driven to press down when the sealing disc and the sealing cover are stressed, the collet is driven to synchronously press down after the casing is pressed down, the spring is used for damping when the collet is pressed down, the spring can rebound after buffering, at the moment, the damping loop bar and the damping sleeve synchronously slide, the rebound force of the spring is slowed down through sliding friction between the damping loop bar and the damping sleeve, and further the damping buffering is realized in a matched manner, so that the damage to the packaging shell during vehicle detection can be reduced, and the whole service life of the packaging shell is prolonged.

Description

Geomagnetic sensor packaging shell for vehicle detection

Technical Field

The utility model relates to the technical field of geomagnetic sensors, in particular to a geomagnetic sensor packaging shell for vehicle detection.

Background

Geomagnetic sensors may be used to detect the presence of a vehicle and model recognition. The data acquisition system plays a very important role in the traffic monitoring system, the geomagnetic sensor is a key part of the data acquisition system, and the performance of the sensor plays a role in determining the accuracy of the data acquisition system;

when the geomagnetic sensor is used, the sensor assembly is required to be packaged in the sealed shell and then buried in a designated position together with the packaged shell, so that the geomagnetic sensor is sealed through the packaged shell to prevent dust and water from entering the inside.

The geomagnetic sensor packaging shell for vehicle detection disclosed by the authority publication number CN211181063U is used for providing a charging induction point on the upper cover of the shell, so that charging and cruising are realized. 2 super-large capacity battery spaces are designed for the shell under a compact space structure, and a microwave module is reserved so as to adapt to more complex scenes; the U-shaped circuit board design is adopted, magnetic induction is far away from signal interference, but when the shell body existing in the traditional geomagnetic sensor packaging shell is buried in the ground for use, a vehicle tire can frequently squeeze the top end of the shell body, the shell body does not have the functions of shock absorption and buffering, and then the problem that the shell body is easy to crack due to pressure is solved, and therefore the geomagnetic sensor packaging shell for vehicle detection is provided.

Disclosure of Invention

The utility model aims to provide a geomagnetic sensor packaging shell for vehicle detection, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a geomagnetic sensor package casing for vehicle detection includes

The shell is integrally formed with a fixing ring at the top end, a casing is sleeved in the shell, an inner shell is arranged in the casing, and a sealing disc is arranged at the top end of the inner shell;

the bottom support is movably arranged at the inner bottom end of the shell, a plurality of springs are arranged at the outer ring of the bottom end of the bottom support, and the bottom ends of the springs are fixedly connected to the inner bottom end of the shell;

the damping loop bar is annularly arranged on the lower surface of the middle part of the bottom end of the bottom support, a plurality of damping sleeves are annularly arranged on the upper surface of the middle part of the bottom end of the shell, and a plurality of damping sleeves are movably sleeved with the damping loop bar.

Preferably, clamping grooves are formed in the lower surfaces of two sides of the bottom end of the casing, elastic clamping heads are fixedly connected to the upper surfaces of two sides of the top end of the bottom support, and the elastic clamping heads are clamped with the clamping grooves;

preferably, an internal thread is formed in the top end of the casing, and an external thread is formed on the outer side of the top end of the inner casing;

preferably, the top end of the fixing ring is provided with a plurality of positioning grooves, and the outer side of the top end of the casing is provided with a plurality of positioning blocks;

preferably, the top end of the sealing disc is fixedly provided with a sealing cover through a bolt, and a sensor placement position is arranged in the inner shell;

preferably, the bottom end inner wall of the shell is annularly provided with a limit groove, and the outer side of the collet is movably connected with the limit groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. this a geomagnetic sensor encapsulation casing for vehicle detection, through setting up the spring, damping loop bar and damping sleeve, when detecting the vehicle, vehicle tire can press sealed lid and sealing dish, drive the cover shell when sealing dish and sealed lid atress and push down, drive the collet and push down in step after the cover shell pushes down, the collet is pressed down the time and is passed through the spring and is damped, can rebound after the spring buffering, at this moment, can slide in step between damping loop bar and the damping sleeve, through the rebound force of damping loop bar and damping sleeve between sliding friction slow down the spring, and then the cooperation realizes shock attenuation buffering, the damage that causes encapsulation casing when can reduce the vehicle and examine like this, thereby improve encapsulation casing's whole life.

2. This a geomagnetic sensor encapsulation casing for vehicle detection, through setting up draw-in groove and elasticity dop, during the cup joint, keep constant head tank and locating piece location joint, push down after constant head tank and locating piece location joint, at this moment the cover shell can push down in step, then drive the collet and slide along the spacing groove, the draw-in groove of cover shell bottom can cup joint and carry out fixed joint on the elasticity dop on collet top this moment, can be with cover shell and collet fixed connection like this to reach the purpose of being convenient for install fast.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a casing structure according to the present utility model;

FIG. 3 is a schematic view of the internal thread structure of the present utility model;

FIG. 4 is a schematic cross-sectional view of the housing of the present utility model;

fig. 5 is an enlarged schematic view of the present utility model at a in fig. 4.

In the figure: 1. a housing; 2. a fixing ring; 3. a casing; 4. an inner case; 5. sealing the disc; 6. a bottom support; 7. a spring; 8. damping loop bar; 9. a damping sleeve; 10. a clamping groove; 11. an elastic chuck; 12. an internal thread; 13. an external thread; 14. a positioning groove; 15. a positioning block; 16. sealing cover; 17. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the apparatus or elements in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-5, the present utility model provides a technical solution:

a geomagnetic sensor package casing for vehicle detection includes

The shell 1, the top end integrated into one piece of shell 1 has retainer plate 2, the inside of shell 1 has cup jointed the cover shell 3, the inside of cover shell 3 is provided with the inner shell 4, the top end of inner shell 4 is provided with the seal disk 5;

the bottom support 6 is movably arranged at the inner bottom end of the shell 1, a plurality of springs 7 are arranged at the outer ring of the bottom end of the bottom support 6, and the bottom ends of the springs 7 are fixedly connected to the inner bottom end of the shell 1;

the damping loop bar 8 is annularly arranged on the lower surface of the middle part of the bottom end of the bottom support 6, a plurality of damping sleeves 9 are annularly arranged on the upper surface of the middle part of the bottom end of the shell 1, and the damping sleeves 9 are movably sleeved with the damping loop bar 8;

through above-mentioned scheme, through setting up spring 7, damping loop bar 8 and damping sleeve 9, when detecting the vehicle, sealed lid 16 and sealing dish 5 can be pressed to the vehicle tire, drive the cover shell 3 when sealing dish 5 and sealed lid 16 atress and push down, drive collet 6 and push down in step after the cover shell 3 pushes down, carry out the shock attenuation through spring 7 when collet 6 pushes down, can rebound after the buffering of spring 7, at this moment, can slide in step between damping loop bar 8 and the damping sleeve 9, through the resilience force of damping loop bar 8 and damping sleeve 9 between sliding friction slow down spring 7, and then the cooperation realizes shock attenuation buffering, the damage that causes the encapsulation casing when can reduce the vehicle detection like this, thereby improve the whole life of encapsulation casing.

In this embodiment, preferably, the lower surfaces of two sides of the bottom end of the casing 3 are provided with clamping grooves 10, and the upper surfaces of two sides of the top end of the bottom bracket 6 are fixedly connected with elastic clamping heads 11, and the elastic clamping heads 11 are clamped with the clamping grooves 10;

through the scheme, the clamping groove 10 and the elastic clamping head 11 are arranged, when the sleeve is sleeved, the positioning groove 14 and the positioning block 15 are kept to be positioned and clamped, when the positioning groove 14 and the positioning block 15 are positioned and clamped and then are pressed down, the sleeve shell 3 is synchronously pressed down, then the bottom bracket 6 is driven to slide down along the limiting groove 17, and the clamping groove 10 at the bottom end of the sleeve shell 3 is sleeved on the elastic clamping head 11 at the top end of the bottom bracket 6 to be fixedly clamped, so that the sleeve shell 3 and the bottom bracket 6 can be fixedly connected, and the aim of facilitating rapid installation is fulfilled;

in this embodiment, preferably, the inside of the top end of the casing 3 is provided with an internal thread 12, and the outside of the top end of the inner casing 4 is provided with an external thread 13;

by the above scheme, through the arrangement of the internal thread 12 and the external thread 13, the internal thread 12 and the external thread 13 are used for threaded connection between the casing 3 and the inner casing 4;

in this embodiment, preferably, the top end of the fixing ring 2 is provided with a plurality of positioning grooves 14, and the outer side of the top end of the casing 3 is provided with a plurality of positioning blocks 15;

through the scheme, the positioning groove 14 and the positioning block 15 are arranged, and the positioning groove 14 and the positioning block 15 are clamped, so that the clamping groove 10 at the bottom end of the casing 3 and the elastic clamping head 11 at the top end of the bottom bracket 6 can be conveniently positioned during clamping;

in this embodiment, preferably, the top end of the sealing disc 5 is fixedly provided with a sealing cover 16 through bolts, and a sensor placement position is arranged inside the inner shell 4;

by the above scheme, through the arrangement of the sealing cover 16, the sensor placement position is arranged in the inner shell 4 for placing the sensor component for vehicle detection, and then the sealing cover 16 is used for sealing, so that the waterproof and dustproof effects can be achieved;

in this embodiment, preferably, a limit groove 17 is annularly formed on the inner wall of the bottom end of the housing 1, and the outer side of the bottom bracket 6 is movably connected with the limit groove 17;

through the scheme, through setting up spacing groove 17, when collet 6 reciprocates, the outside of collet 6 slides along spacing groove 17 inside for the sliding distance of collet 6 is restricted.

When the geomagnetic sensor packaging shell for vehicle detection is used, firstly, the shell 1 is placed in a pre-embedded groove formed in the ground, then the shell 3 is sleeved in the shell 1, during sleeving, the positioning groove 14 and the positioning block 15 are kept in positioning and clamping connection, when the positioning groove 14 is in positioning and clamping connection with the positioning block 15 and then is pressed down, the shell 3 synchronously presses down, then the collet 6 is driven to slide down along the limiting groove 17, the clamping groove 10 at the bottom end of the shell 3 is sleeved on the elastic clamping head 11 at the top end of the collet 6 to be fixedly clamped, the shell 3 and the collet 6 are fixedly connected, then the inner shell 4 is installed in the shell 3, during installation, the inner shell 4 is sleeved in the shell 3, then the inner shell 4 is rotated, the external threads 13 at the outer side of the top end of the inner shell 4 are in threaded connection with the internal threads 12 in the top end of the shell 3 to be fixed, then install the sensor subassembly that the vehicle detected usefulness in the inside of inner shell 4, seal up sealed lid 16 at the middle part of sealing disk 5 through the bolt at last, when detecting the vehicle, sealed lid 16 and sealing disk 5 can be pressed to the vehicle tire, drive the cover shell 3 when sealing disk 5 and sealed lid 16 atress and push down, drive collet 6 and push down in step after the cover shell 3 pushes down, shock attenuation is carried out through spring 7 when collet 6 pushes down, can rebound after spring 7 buffering, at this moment, slide simultaneously between damping loop bar 8 and damping sleeve 9, through damping loop bar 8 and damping sleeve 9 between sliding friction slow down spring 7's resilience, and then the cooperation realizes shock attenuation buffering, the damage that causes the encapsulation casing when can reduce the vehicle and examine like this, thereby improve encapsulation casing's whole life.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A geomagnetic sensor encapsulation casing for vehicle detection, its characterized in that: the geomagnetic sensor packaging shell for vehicle detection comprises

The novel anti-theft device comprises an outer shell (1), wherein a fixing ring (2) is integrally formed at the top end of the outer shell (1), a casing (3) is sleeved in the outer shell (1), an inner shell (4) is arranged in the casing (3), and a sealing disc (5) is arranged at the top end of the inner shell (4);

the bottom support (6) is movably arranged at the inner bottom end of the shell (1), a plurality of springs (7) are arranged at the outer ring of the bottom end of the bottom support (6), and the bottom ends of the springs (7) are fixedly connected to the inner bottom end of the shell (1);

damping loop bar (8), damping loop bar (8) annular set up in collet (6) bottom middle part lower surface, the bottom middle part upper surface annular of shell (1) is provided with a plurality of damping sleeve (9), a plurality of damping sleeve (9) are movable cup joint between damping loop bar (8).

2. The geomagnetic sensor package casing for vehicle detection of claim 1, wherein: clamping grooves (10) are formed in the lower surfaces of two sides of the bottom end of the casing (3), elastic clamping heads (11) are fixedly connected to the upper surfaces of two sides of the top end of the bottom support (6), and the elastic clamping heads (11) are clamped with the clamping grooves (10).

3. The geomagnetic sensor package casing for vehicle detection of claim 1, wherein: an internal thread (12) is arranged inside the top end of the casing (3), and an external thread (13) is arranged outside the top end of the inner casing (4).

4. The geomagnetic sensor package casing for vehicle detection of claim 1, wherein: a plurality of positioning grooves (14) are formed in the top end of the fixing ring (2), and a plurality of positioning blocks (15) are arranged on the outer side of the top end of the casing (3).

5. The geomagnetic sensor package casing for vehicle detection of claim 1, wherein: the top of sealing disk (5) is through bolt fixed mounting sealing lid (16), the inside of inner shell (4) is provided with the sensor and places the position.

6. The geomagnetic sensor package casing for vehicle detection of claim 1, wherein: the bottom end inner wall of the shell (1) is annularly provided with a limit groove (17), and the outer side of the bottom support (6) is movably connected with the limit groove (17).