CN112083181B

CN112083181B - Vehicle speed sensor with good sealing performance

Info

Publication number: CN112083181B
Application number: CN202010955253.XA
Authority: CN
Inventors: 赵一曼
Original assignee: Jiangxi Haofeng Electric Appliance Co ltd
Current assignee: Jiangxi Haofeng Electric Appliance Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2022-09-13
Anticipated expiration: 2040-09-11
Also published as: CN112083181A

Abstract

The invention discloses a vehicle speed sensor with good sealing performance, and particularly relates to the field of vehicle speed monitoring. According to the invention, by arranging the fixing mechanism and the direct-insertion type installation mode, the installation efficiency is greatly improved, the damage of the vehicle speed sensor is effectively protected during installation and disassembly, the service life of the vehicle speed sensor is prolonged, and the use cost is saved.

Description

Vehicle speed sensor with good sealing performance

Technical Field

The invention relates to the technical field of vehicle speed monitoring, in particular to a vehicle speed sensor with good sealing performance.

Background

At present, vehicle speed detection is very common in daily life of people, and has important significance in the aspects of judging road conditions, controlling vehicle running speed, protecting pedestrians and vehicles in safety, and the like. Many vehicle speed sensors have been put into use in daily life. However, the sensing principle of these devices determines the operation of these sensors, requiring external energy to power them. For example, a vehicle speed sensor using the coil eddy current induction principle requires alternating current to be supplied to a preset coil.

The vehicle speed sensor is generally used in a small space, and is difficult to install.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the invention provides the vehicle speed sensor with good sealing performance, and the vehicle speed sensor is simple to operate and quick to install by arranging the fixing mechanism and a direct insertion type installation mode, and cannot be loosened after being installed and fixed.

In order to achieve the purpose, the invention provides the following technical scheme: a vehicle speed sensor with good sealing performance comprises a sensor body, wherein fixing mechanisms are arranged on two sides of the sensor body, an output head is arranged at the top of the sensor body, fixing grooves are arranged on two sides of the output head, a plug is arranged on the front surface of the output head, the plug is fixedly connected with the output head, and the output head is fixedly connected with the sensor body;

the sensor comprises a sensor body, a fixed mechanism and a movable mechanism, wherein the fixed mechanism comprises a fixed cushion block, one side of the fixed cushion block is fixedly connected with the sensor body, the other side of the fixed cushion block is provided with a spring piece, one end of the spring piece is provided with a first clamping block, one side of the spring piece, which is opposite to the first clamping block, is provided with a movable barrel, the movable barrel is fixedly connected with the spring piece, one side of the movable barrel is provided with a fixed barrel, one side of the fixed barrel is movably sleeved with the movable barrel, the other side of the fixed barrel is fixedly connected with the sensor body, one side of the inner wall of the fixed barrel is provided with a lower limiting pile, a movable spring is arranged between one side of the lower limiting pile and the inner wall of the fixed barrel, one end of the movable spring is fixedly connected with the movable barrel, and an upper limiting pile is arranged inside the end of the movable spring;

first joint piece one side is provided with fixed cover, the joint interface has all been seted up to fixed cover both sides, fixed cover top is provided with fixed connecting rod, fixed connecting rod top is provided with second joint piece, fixed cover bottom both sides all are provided with the connection piece, the fixed orifices has been seted up at the connection piece middle part.

In a preferred embodiment, the sensor body is fixedly connected with the output head, and the sensor body and the output head shell are both made of plastic materials.

In a preferred embodiment, the first clip block is triangular in cross-sectional shape, and the second clip block is triangular in cross-sectional shape.

In a preferred embodiment, the first clamping blocks are matched with the clamping interface structure, and the second clamping blocks are matched with the fixing groove structure.

In a preferred embodiment, the distance between the upper limiting pile and the lower limiting pile is greater than the size of the triangular bottom side of the cross section of the first clamping block.

In a preferred embodiment, the fixing sleeve, the fixing connecting rod, the second clamping block and the connecting piece are all made of steel.

The invention has the technical effects and advantages that:

1. by arranging the fixing mechanism, the installation can be more stable, and the deformation quantity of the spring piece is controlled, so that the spring piece can be prevented from being irreversibly deformed, the vehicle speed sensor cannot be installed, the service life of the vehicle speed sensor is greatly prolonged, and the cost is saved;

2. through setting up fixed recess, fixed cushion, spring leaf, first joint piece, joint interface, fixed connecting rod and second joint piece, when speed sensor installs, as long as aim at the sensor body and fixed cover back, make the sensor body disect insertion fixed cover, can accomplish the installation, simplified the installation flow greatly, make the installation faster, improve work efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the structure of the fixing sleeve of the present invention.

Fig. 3 is a schematic structural diagram of a sensor body according to the present invention.

Fig. 4 is a schematic structural diagram of the fixing mechanism of the present invention.

The reference signs are: 1. a sensor body; 2. a fixing mechanism; 3. an output head; 4. fixing the groove; 5. a plug; 6. fixing the cushion block; 7. a spring plate; 8. a first clamping block; 9. a movable barrel; 10. a fixed cylinder; 11. a lower limiting pile; 12. a movable spring; 13. an upper limiting pile; 14. fixing a sleeve; 15. a card interface; 16. fixing the connecting rod; 17. a second clamping block; 18. connecting sheets; 19. and (7) fixing holes.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The vehicle speed sensor with good sealing performance shown in the attached figures 1-4 comprises a sensor body 1, wherein fixing mechanisms 2 are arranged on two sides of the sensor body 1, an output head 3 is arranged at the top of the sensor body 1, fixing grooves 4 are arranged on two sides of the output head 3, a plug 5 is arranged on the front surface of the output head 3, the plug 5 is fixedly connected with the output head 3, and the output head 3 is fixedly connected with the sensor body 1;

the fixed mechanism 2 comprises a fixed cushion block 6, one side of the fixed cushion block 6 is fixedly connected with the sensor body 1, the other side of the fixed cushion block 6 is provided with a spring leaf 7, one end of the spring leaf 7 is provided with a first clamping block 8, one side of the spring leaf 7 opposite to the first clamping block 8 is provided with a movable barrel 9, the movable barrel 9 is fixedly connected with the spring leaf 7, one side of the movable barrel 9 is provided with a fixed barrel 10, one side of the fixed barrel 10 is movably sleeved with the movable barrel 9, the other side of the fixed barrel 10 is fixedly connected with the sensor body 1, one side of the inner wall of the fixed barrel 10 is provided with a lower limit pile 11, a movable spring 12 is arranged between one side of the lower limit pile 11 and the inner wall of the fixed barrel 10, one end of the movable spring 12 is fixedly connected with the movable barrel 9, and an upper limit pile 13 is arranged inside the end of the movable spring 12;

first joint piece 8 one side is provided with fixed cover 14, and joint interface 15 has all been seted up to fixed cover 14 both sides, and fixed cover 14 top is provided with fixed connecting rod 16, and fixed connecting rod 16 top is provided with second joint piece 17, and fixed cover 14 bottom both sides all are provided with connection piece 18, and fixed orifices 19 have been seted up at connection piece 18 middle part.

As shown in the attached drawing 3, the sensor body 1 is fixedly connected with the output head 3, the shells of the sensor body 1 and the output head 3 are made of plastic materials, and in order to integrally connect the sensor body 1 and the output head 3, the plastic plasticity is high, the cost is low, and the manufacturing cost is saved.

As shown in fig. 2-3, the first clamping block 8 is triangular in cross section, and the second clamping block 17 is triangular in cross section, so that the installation is facilitated, and the heel is stable and firm.

As shown in the attached figure 1, the first clamping blocks 8 are structurally matched with the clamping interfaces 15, the second clamping blocks 17 are structurally matched with the fixing grooves 4, and the mounting heel are stable and firm for convenience of mounting.

As shown in figure 4, the distance between the upper limiting pile 13 and the lower limiting pile 11 is larger than the size of the triangular bottom side of the cross section of the first clamping block 8, so that the installation is convenient, and the disassembly is convenient.

As shown in fig. 2, the fixing sleeve 14, the fixing link 16, the second engaging block 17 and the connecting piece 18 are made of steel.

The working principle of the invention is as follows: when the sensor body 1 is required to be installed, the fixing sleeve 14 is fixed at a required position through the fixing hole 19 in the connecting sheet 18, the sensor body 1 penetrates through the fixing sleeve 14, the inner wall of the fixing sleeve 14 extrudes the first clamping block 8, the spring piece 7 deforms under the action of the first clamping block 8, the spring piece 7 extrudes the movable barrel 9, the movable barrel 9 extrudes the movable spring 12 to move, as the sensor body 1 moves in the fixing sleeve 14, the second clamping block 17 is clamped in the fixing groove 4, the first clamping block 8 enters the clamping interface 15, the movable spring 12 in the movable barrel 9 recovers to an original state, the spring piece 7 can prevent the spring piece 7 from deforming to a certain extent under the action of the top of the movable barrel 9 to prevent the first clamping block 8 from falling off from the clamping interface 15, so that the sensor body 1 is more stable after being installed, when the sensor body is disassembled, the first clamping block 8 is pressed after the second clamping block 17 is opened, the spring piece 7 is stressed on the movable barrel 9, the movable barrel 9 displaces, the movable barrel 9 is pulled out when the displacement is enough, the disassembly can be completed, the upper limiting pile 13 and the lower limiting pile 11 can control the displacement distance, the spring piece 7 is prevented from being irreversibly deformed when the displacement is too large, and therefore the spring piece 7 loses the physical characteristics.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," "connecting," and "connecting" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be directly connected, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a good vehicle speed sensor of leakproofness, includes sensor body (1), its characterized in that: the sensor comprises a sensor body (1), fixing mechanisms (2) are arranged on two sides of the sensor body (1), an output head (3) is arranged at the top of the sensor body (1), fixing grooves (4) are arranged on two sides of the output head (3), a plug (5) is arranged on the front surface of the output head (3), the plug (5) is fixedly connected with the output head (3), and the output head (3) is fixedly connected with the sensor body (1);

the fixing mechanism (2) comprises a fixing cushion block (6), one side of the fixing cushion block (6) is fixedly connected with the sensor body (1), the other side of the fixing cushion block (6) is provided with a spring piece (7), one end of the spring piece (7) is provided with a first clamping block (8), the other side, opposite to the first clamping block (8), of the spring piece (7) is provided with a movable cylinder (9), the movable cylinder (9) is fixedly connected with the spring piece (7), one side of the movable cylinder (9) is provided with a fixed cylinder (10), one side of the fixed cylinder (10) is movably sleeved with the movable cylinder (9), the other side of the fixed cylinder (10) is fixedly connected with the sensor body (1), one side of the inner wall of the fixed cylinder (10) is provided with a lower limiting pile (11), and a movable spring (12) is arranged between one side of the lower limiting pile (11) and the inner wall of the fixed cylinder (10), one end of the movable spring (12) is fixedly connected with the movable barrel (9), and an upper limiting pile (13) is arranged inside the end of the movable spring (12);

first joint piece (8) one side is provided with fixed cover (14), joint interface (15) have all been seted up to fixed cover (14) both sides, fixed cover (14) top is provided with fixed connecting rod (16), fixed connecting rod (16) top is provided with second joint piece (17), fixed cover (14) bottom both sides all are provided with connection piece (18), fixed orifices (19) have been seted up at connection piece (18) middle part.

2. The vehicle speed sensor with good sealing performance as claimed in claim 1, wherein: the sensor body (1) is fixedly connected with the output head (3), and the shells of the sensor body (1) and the output head (3) are made of plastic materials.

3. The vehicle speed sensor with good sealing performance as claimed in claim 1, wherein: the cross section of the first clamping block (8) is triangular, and the cross section of the second clamping block (17) is triangular.

4. The vehicle speed sensor with good sealing performance as claimed in claim 1, wherein: the first clamping block (8) is structurally matched with the clamping interface (15), and the second clamping block (17) is structurally matched with the fixed groove (4).

5. The vehicle speed sensor with good sealing performance as claimed in claim 1, wherein: the distance between the upper limiting pile (13) and the lower limiting pile (11) is larger than the size of the triangular bottom side of the cross section of the first clamping block (8).

6. The vehicle speed sensor with good sealing performance as claimed in claim 1, wherein: the fixing sleeve (14), the fixing connecting rod (16), the second clamping block (17) and the connecting piece (18) are all made of steel materials.