CN215677091U

CN215677091U - Waterproof sensor assembly

Info

Publication number: CN215677091U
Application number: CN202122344656.3U
Authority: CN
Inventors: 杨方易
Original assignee: Zhongshan Hanhong Electric Appliance Co ltd
Current assignee: Zhongshan Hanhong Electric Appliance Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-01-28
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses a waterproof sensor assembly which comprises a sensor body and a flexible sealing element, wherein a through hole penetrating through the sealing element is formed in the sealing element, the aperture of the through hole is matched with the outer diameter of the sensor body, a first convex ring is arranged on the head of the sensor body, the sensor body is arranged in the through hole, the first convex ring is distributed at one end of the through hole, and the head of the sensor body is used for being in contact with an object to be detected so as to enable the first convex ring to be abutted against the sealing element. When the sensor assembly is used, external water or dust can be prevented from flowing to the tail part of the sensor body through the through hole, and the measuring accuracy and the use safety of the sensor are guaranteed.

Description

Waterproof sensor assembly

Technical Field

The utility model relates to the technical field of sensors, in particular to a waterproof sensor assembly.

Background

The sensor is a detection device which can sense the measured information and convert the sensed information into an electric signal or other information in a required form according to a certain rule and output the electric signal or other information to the controller so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like.

The sensor which needs to be directly connected with the object to be detected can be exposed to the environment with dust or water for use, the dust or water in the external environment can be in contact with the sensor, and even can flow to the controller along the sensor and the lead thereof, so that the accuracy and the use safety of the sensor are influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a waterproof sensor assembly, which adopts the technical scheme that:

the utility model provides a waterproof sensor assembly, includes sensor body and flexible sealing member, be equipped with the through-hole that runs through it on the sealing member, just the aperture of through-hole with the external diameter phase-match of sensor body, be equipped with first bulge loop on the head of sensor body, the sensor body sets up in the through-hole, just first bulge loop distributes the one end of through-hole, the head of sensor body be used for with wait to detect the object contact, so that first bulge loop butt is in on the sealing member.

Preferably, the sealing element includes a first cylinder and a second cylinder, the second cylinder is disposed in the first cylinder and is fixedly connected to the first cylinder, one end of the second cylinder protrudes out of the first cylinder, an inner hole of the second cylinder forms the through hole, the first convex rings are distributed at one end of the second cylinder protruding out of the first cylinder, and the first convex rings are used to abut against the second cylinder under the action of the object to be detected.

Preferably, the second cylinder comprises a cylinder body and a support ring, the cylinder body is fixedly mounted in the first cylinder, the support ring is mounted at one end of the cylinder body and protrudes out of the first cylinder, an inner hole of the support ring is matched with the through hole in size, the hardness of the support ring is greater than that of the cylinder body, and the first convex ring is used for abutting against the support ring under the action of an object to be detected.

Preferably, the sensor body is further provided with a second convex ring, the second convex ring is distributed in the middle of the sensor body, and the first convex ring and the second convex ring are distributed at two ends of the through hole.

Preferably, a guide pipe is arranged on one side, away from the first convex ring, of the sealing element body, and the guide pipe is communicated with the through hole.

Preferably, one side of the sealing element, which is far away from the first convex ring, is provided with a flanging, and the sealing element is used for being mounted on an external fixture through the flanging.

Preferably, the outer flange of the sealing element is bonded to the external fixture by glue.

Preferably, the flanging of the sealing element is provided with a plurality of coaxially distributed annular grooves.

The head of the sensor body is distributed outside the through hole and is in contact with an object to be detected, the sensor body enables the first convex ring to be abutted against the sealing element under the action of the object to be detected when the object to be detected is detected, so that when the sensor assembly is used, external water or dust can be prevented from flowing to the tail of the sensor body through the through hole, and further, moisture is prevented from flowing to a controller through the sensor body, and the measuring precision and the use safety of the sensor are ensured; and the sensor body is limited on the sealing element through the first convex ring, so that the sensor is convenient to disassemble and assemble.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of a sensor assembly according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a sensor assembly according to an embodiment of the present invention;

fig. 3 is a schematic view of the installation of the sensor assembly according to the embodiment of the present invention.

The specific meanings of the reference numerals are:

1. a sensor body; 11. a first convex ring; 12. a second convex ring; 2. a seal member; 21. a first cylinder; 221. a cylinder body; 222. a support ring; 22. a second cylinder; 3. a guide tube; 4. flanging; 41. an annular groove.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, an embodiment of the present invention is provided, in which the waterproof sensor assembly of this embodiment includes a sensor body 1 and a flexible sealing member 2, a through hole penetrating through the sealing member 2 is formed in the sealing member 2, a hole diameter of the through hole matches with an outer diameter of the sensor body 1, a first convex ring 11 is formed on a head portion of the sensor body 1, the sensor body 1 is disposed in the through hole, the first convex ring 11 is distributed at one end of the through hole, and the head portion of the sensor body 1 is configured to contact an object to be detected, so that the first convex ring 11 abuts against the sealing member 2.

The sensor body 1 comprises a head part and a tail part, the tail part of the sensor body 1 is provided with a lead wire used for being electrically connected with a controller, the head part of the sensor body 1 is distributed outside the through hole and is contacted with an object to be detected, in use of the sensor assembly described herein, the seal 2 can be defined on an external fixture, the sensor body 1 is arranged in the through hole of the sealing element 2, when the sensor body 1 detects an object to be detected, the sensor body 1 makes the first convex ring 11 abut against the sealing element 2 under the action of an object to be detected, so that the sensor assembly can prevent external water or dust from flowing to the tail of the sensor body 1 through the through hole when in use, thereby preventing water from flowing to the controller through the sensor body 1 and ensuring the measurement precision and the use safety of the sensor body 1; the sensor body 1 is closely contacted with an object to be detected, and the sensor body 1 is limited on the sealing element 2 through the first convex ring 11, so that the sensor is convenient to assemble and disassemble.

Preferably, the sealing element 2 includes a first cylinder 21 and a second cylinder 22, the second cylinder 22 is disposed in the first cylinder 21 and is connected and fixed with the first cylinder 21, one end of the second cylinder 22 protrudes out of the first cylinder 21, an inner hole of the second cylinder 22 forms the through hole, the first convex rings 11 are distributed at one end of the second cylinder 22 protruding out of the first cylinder 21, and the first convex rings 11 are used to abut against the second cylinder 22 under the action of the object to be detected.

The middle part of the second cylinder 22 protrudes out of one end of the first cylinder 21, an object to be detected is in contact with the head of the sensor body 1, and the second cylinder 22 can deform under the action of the object to be detected, so that the head of the sensor body 1 is tightly attached to the object to be detected, and the detection accuracy of the sensor body 1 is guaranteed.

In this embodiment, the first cylinder 21 and the second cylinder 22 are both made of a rubber material, and the hardness of the first cylinder 21 is greater than that of the second cylinder 22, so that the first cylinder 21 can stably support the second cylinder 22, and the second cylinder 22 can deform under the action of the object to be detected and can be in close contact with the object to be detected.

Preferably, the second cylinder 22 includes a cylinder body 221 and a support ring 222, the cylinder body 221 is fixedly installed in the first cylinder 21, the support ring 222 is installed at one end of the cylinder body 221 and protrudes out of the first cylinder 21, an inner hole of the support ring is matched with the size of the through hole, the hardness of the support ring 222 is greater than that of the cylinder body 221, and the first protruding ring 11 is used to abut against the support ring 222 under the action of an object to be detected.

In the present application, the support ring 222 contacts with the sensor body 1, the support ring 222 pushes the cylinder body 221 to deform under the action of the object to be detected, and the hardness of the support ring 222 is greater than that of the cylinder body 221, which is beneficial to improving the durability of the sealing member 2.

On the basis of the above embodiment, further, the sensor body 1 is further provided with a second convex ring 12, the second convex ring 12 is distributed in the middle of the sensor body 1, and the first convex ring 11 and the second convex ring 12 are distributed at two ends of the through hole.

The sensor body 1 is mounted on the seal member 2 via the first and

second collars

11 and 12, and the sensor body 1 is prevented from falling off the seal member 2.

On the basis of the above embodiment, further, a guide tube 3 is arranged on one side of the sealing element 2 body, which is away from the first convex ring 11, and the guide tube 3 is communicated with the through hole.

And a lead at the tail part of the sensor body 1 penetrates through the guide tube 3 and is electrically connected with the controller, so that the sensor body 1 is convenient to mount.

The guide pipe 3 is also made of rubber, and the guide pipe 3 and the sealing element 2 are integrally formed and are convenient to manufacture.

On the basis of the above embodiment, further, the side of the sealing element 2 away from the first convex ring 11 is provided with a flanging 4, and the sealing element 2 is used for being mounted on an external fixture through the flanging 4.

Specifically, the end of the first cylinder 21 away from the first protruding ring 11 is provided with a flanging 4, so that the sealing element 2 can be mounted on an external fixture through the flanging 4.

The sealing member 2 may be mounted on an external fixture by bolts or glue, which is not particularly limited in this application.

Preferably, the outward flange 4 of the sealing element 2 is provided with a plurality of coaxially distributed annular grooves 41.

When the sealing element 2 is bonded to an external fixture through glue, the annular groove 41 increases the friction force on the surface of the outward flange 4 on the sealing element 2, improves the bonding force between the sealing element 2 and the external fixture, and ensures the connection stability.

Use the electromagnetism stove to need to measure the temperature of pan as the example, be equipped with the mounting hole on the panel of electromagnetism stove, sealing member 2 is installed in the mounting hole, just the top at the panel is stretched out to the head of sensor body 1, the sensor with the inside control electricity of electromagnetism stove is connected, the head of sensor body 1 can make under the action of gravity of pan first bulge loop 11 butt is in on the sealing member 2, sensor body 1 and pan in close contact with to prevent rivers from flowing into the inside and damage the electromagnetism stove of electromagnetism stove, waterproof performance is high, and the temperature of the pan of acquireing that can be accurate.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a waterproof sensor assembly, its characterized in that, includes sensor body (1) and flexible sealing member (2), be equipped with the through-hole that runs through it on sealing member (2), just the aperture of through-hole with the external diameter phase-match of sensor body (1), be equipped with first bulge loop (11) on the head of sensor body (1), sensor body (1) sets up in the through-hole, just first bulge loop (11) distribute in the one end of through-hole, the head of sensor body (1) is used for with wait to detect the object contact, so that first bulge loop (11) butt under the effect of waiting to detect the object is in on sealing member (2).

2. The waterproof sensor assembly according to claim 1, characterized in that the sealing member (2) comprises a first cylinder (21) and a second cylinder (22), the second cylinder (22) is arranged in the first cylinder (21) and fixedly connected with the first cylinder (21), one end of the second cylinder (22) protrudes out of the first cylinder (21), an inner hole of the second cylinder (22) forms the through hole, the first convex rings (11) are distributed at one end of the second cylinder (22) protruding out of the first cylinder (21), and the first convex rings (11) are used for abutting against the second cylinder (22) under the action of an object to be detected.

3. The waterproof sensor assembly according to claim 2, characterized in that the second cylinder (22) comprises a cylinder body (221) and a support ring (222), the cylinder body (221) is fixedly installed in the first cylinder (21), the support ring (222) is installed at one end of the cylinder body (221) and protrudes out of the first cylinder (21), an inner hole of the support ring (222) is matched with the size of the through hole, the hardness of the support ring (222) is greater than that of the cylinder body (221), and the first convex ring (11) is used for abutting against the support ring (222) under the action of an object to be detected.

4. The waterproof sensor assembly according to any one of claims 1 to 3, characterized in that a second protruding ring (12) is further disposed on the sensor body (1), the second protruding ring (12) is distributed in the middle of the sensor body (1), and the first protruding ring (11) and the second protruding ring (12) are distributed at two ends of the through hole.

5. The watertight sensor assembly according to any of the claims 1-3, characterized in that a guide tube (3) is arranged on the side of the body of the sealing element (2) facing away from the first collar (11), and that the guide tube (3) is in communication with the through hole.

6. Waterproof sensor assembly according to claim 1, characterized in that the side of the seal (2) remote from the first collar (11) is provided with a flanging (4), the seal (2) being intended to be mounted on an external fixture by means of the flanging (4).

7. Waterproof sensor assembly according to claim 6, characterized in that the flanging (4) is glued to an external fixture.

8. Waterproof sensor assembly according to claim 7, characterized in that the flanging (4) is provided with a plurality of coaxially distributed annular grooves (41).