CN218955911U

CN218955911U - Magnetic attraction type sound sensor

Info

Publication number: CN218955911U
Application number: CN202223322876.7U
Authority: CN
Inventors: 童宏涛
Original assignee: Lisheng Intelligent Technology Suzhou Co ltd
Current assignee: Lisheng Intelligent Technology Suzhou Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-02
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a magnetic sound sensor, which relates to the technical field of sensors and comprises a shell, wherein a shell is sleeved on the outer wall of the bottom end of the shell, and a replacement mechanism is arranged at the top end of the shell. According to the utility model, the replacement mechanism is arranged, the lifting slip ring is pulled to drive the positioning plugboard to separate from the interior of the casing, meanwhile, the limit baffle is driven by the electromagnet to move along the inner wall of the casing, the spring is extruded by the limit baffle in the process and contracted under the blocking of the inner wall of the casing, then the rotary casing rotates along the outer wall of the butt-joint ring, in the process, the casing and the casing are mutually separated through the mutual matching of the connecting swivel, the limit clamping block and the butt-joint ring, so that the screen is convenient to replace, and then the casing is pushed to drive the connecting swivel to sleeve the limit clamping block and the butt-joint ring, and the operation is reversed, so that the purpose of convenient connection between the casing and the casing is realized.

Description

Magnetic attraction type sound sensor

Technical Field

The utility model relates to the technical field of sensors, in particular to a magnetic attraction type sound sensor.

Background

The sound sensor acts as a microphone for receiving sound waves and displaying a vibration image of the sound, but cannot measure the intensity of noise, and is built-in with a capacitive electret microphone sensitive to the sound, the sound waves vibrate an electret film in the microphone to cause a change in capacitance, a minute voltage corresponding to the change is generated, the voltage is then converted into a voltage of 0-5V, the voltage is received by a data collector through A/D conversion and transmitted to a computer, and the sound sensor is commonly used for judging the internal condition of equipment.

The magnetic type sound sensor can be adsorbed on an iron shell of a specified device through magnetic force when in use, fatigue of hands of an operator in long-time lifting is greatly relieved, but because the sound sensor is provided with a hole groove at the end part for effectively hearing the internal condition of the device, a net cover is arranged in the hole groove for preventing dust and other impurities from entering, the net cover is contacted with the outside for a long time, the net cover is required to be replaced due to blockage of dust or scratch of sharp objects, the shell at the bottom of the existing sound sensor is connected with the shell in a threaded mode, the shell and the shell are easily staggered in installation, repeated rotary connection is required between the shell and the shell, and the magnetic type sound sensor is inconvenient.

Disclosure of Invention

The utility model aims at: in order to achieve the purpose of being convenient to connect between the shell and the housing, the magnetic type sound sensor is provided.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the magnetic sound sensor comprises a shell, wherein a shell is sleeved on the outer wall of the bottom end of the shell, and a replacement mechanism is arranged at the top end of the shell; the replacement mechanism comprises a lifting slip ring, an electromagnet, a connecting swivel, a spring, a positioning plugboard, a limiting baffle, a limiting clamping block and a butt-joint insertion ring; the lifting slip ring is arranged at the top end of the shell and sleeved on the outer wall of the shell, two positioning insertion plates are respectively and fixedly connected to two sides of the bottom end of the lifting slip ring and penetrate through the shell to the inside of the shell, the limiting baffle is fixedly connected between the two positioning insertion plates and is slidably connected to the inside of the shell, the spring is arranged on the upper surface of the limiting baffle and is in contact with the top end of the inner wall of the shell, and the electromagnet is fixedly connected to the bottom end of the limiting baffle and penetrates through the shell to the inside of the shell; the utility model discloses a shell, including shell, spacing fixture block, connection swivel, locating picture peg, spacing fixture block, butt joint ring fixed connection is in the bottom of shell, and is located the inside of shell, spacing fixture block is provided with two, two spacing fixture block symmetry fixed connection is at the outer wall of butt joint ring, connect the swivel and cup joint at spacing fixture block, the outer wall of butt joint ring, and rotate with the shell and be connected, connect swivel and locating picture peg looks block.

As still further aspects of the utility model: the bottom of the casing is provided with a hole groove penetrating through the inside of the casing, and the inside of the casing is provided with a mesh cover covering the hole groove.

As still further aspects of the utility model: and lifting sliding grooves for sliding the electromagnet, the positioning plugboard and the limiting baffle are formed in the connecting positions of the shell, the electromagnet, the positioning plugboard and the limiting baffle.

As still further aspects of the utility model: the sleeve shell, the connecting swivel and the positioning plugboard are provided with positioning slots which are mutually matched with the outer wall of the positioning plugboard, and the connecting swivel and the limiting clamping block are provided with moving sleeve slots for the sliding of the limiting clamping block.

As still further aspects of the utility model: the outer wall of the butt-joint insertion ring is matched with the casing and the inner wall of the connecting swivel, and a connecting swivel groove for the rotation of the connecting swivel is formed in the joint position of the casing and the connecting swivel.

As still further aspects of the utility model: the top of shell passes through cable and controller electric connection, the electro-magnet passes cable and controller electric connection through the wire, and controller and battery electric connection through the wire.

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

through setting up change mechanism, drive the inside that the location picture peg breaks away from the cover shell through pulling elevating slide ring, limit baffle removes along the inner wall of shell under the drive of electro-magnet simultaneously, at this in-process spring is under limit baffle's extrusion, shrink under the blocking of shell inner wall, then rotate the cover shell and rotate along the outer wall of butt joint insertion ring, at this in-process through connecting swivel, spacing fixture block, mutually support of butt joint insertion ring, can make shell and cover shell mutually separate, so that change the operation to the screen panel, then promote the cover shell and drive and connect swivel to spacing fixture block, butt joint insertion ring cup joint, and carry out reverse operation to above-mentioned operation, thereby realize the purpose that can convenient be connected between cover shell and the shell.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the housing and case of the present utility model;

FIG. 3 is a schematic view of an explosion structure of the housing of the present utility model;

fig. 4 is an enlarged partial schematic view of the utility model at a in fig. 3.

In the figure: 1. a housing; 2. a replacement mechanism; 201. lifting slip rings; 202. an electromagnet; 203. connecting a swivel; 204. a spring; 205. positioning the plugboard; 206. a limit baffle; 207. a limit clamping block; 208. a butt-joint insertion ring; 3. a casing; 4. a net cover.

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.

Referring to fig. 1 to 4, in an embodiment of the present utility model, a magnetic sound sensor includes a housing 1, a casing 3 sleeved on an outer wall of a bottom end of the housing 1, a hole slot penetrating into the casing 3 provided at the bottom end of the casing 3, a mesh enclosure 4 covering the hole slot provided inside the casing 3, and a replacement mechanism 2 provided at a top end of the housing 1; the replacement mechanism 2 comprises a lifting slip ring 201, an electromagnet 202, a connecting swivel 203, a spring 204, a positioning plugboard 205, a limit baffle 206, a limit clamping block 207 and a butt-joint insertion ring 208; the lifting slip ring 201 is arranged at the top end of the shell 1 and sleeved on the outer wall of the shell 1, two positioning insertion plates 205 are arranged, the two positioning insertion plates 205 are respectively and fixedly connected to two sides of the bottom end of the lifting slip ring 201 and penetrate through the shell 1 to the inside of the shell 3, the limit baffle 206 is fixedly connected between the two positioning insertion plates 205 and is in sliding connection with the inside of the shell 1, lifting sliding grooves for the electromagnet 202, the positioning insertion plates 205 and the limit baffle 206 to slide are formed in the connecting positions of the shell 1 and the electromagnet 202, the positioning insertion plates 205 and the limit baffle 206, the springs 204 are arranged on the upper surface of the limit baffle 206 and are in contact with the top end of the inner wall of the shell 1, and the electromagnet 202 is fixedly connected to the bottom end of the limit baffle 206 and penetrates through the inside of the shell 1 to the shell 3; the butt joint ring 208 fixed connection is in the bottom of shell 1, and is located the inside of cover shell 3, and spacing fixture block 207 is provided with two, and two spacing fixture block 207 symmetry fixed connection are at the outer wall of butt joint ring 208, connect swivel 203 cup joint at spacing fixture block 207, the outer wall of butt joint ring 208, and rotate with cover shell 3 to be connected, connect swivel 203 and the mutual block of location picture peg 205.

In this embodiment: when the device is used, the lifting slip ring 201 is pulled to drive the positioning inserting plate 205 to be separated from the interior of the casing 3, meanwhile, the limiting baffle 206 is driven by the electromagnet 202 to move along the inner wall of the casing 1, the spring 204 is extruded by the limiting baffle 206 in the process to shrink under the blocking of the inner wall of the casing 1, then the casing 3 is rotated along the outer wall of the butt-joint inserting ring 208, the connecting rotating ring 203 is not rotated along with the blocking of the casing 3 under the blocking of the limiting clamping block 207 in the process, when the casing 3 drives the positioning inserting groove to move to the position right above the limiting clamping block 207, the casing 3 drives the net cover 4 and the connecting rotating ring 203 to synchronously descend under the influence of self gravity at the moment, and meanwhile, the connecting rotating ring 203 slides along the outer wall of the limiting clamping block 207 until the limiting clamping block 207 is separated from the interior of the casing 3, so that the replacement operation is carried out on the casing 4, and then the casing 3 is pushed to drive the connecting rotating ring 203 to sleeve the limiting clamping block 207 and the butt-joint inserting ring 208 to carry out the socket operation, and the purpose of carrying out reverse operation on the operation is carried out on the operation, so that the purpose that the casing 3 and the casing 1 can be conveniently connected.

Referring to fig. 2 to 4, a positioning slot matching with the outer wall of the positioning board 205 is formed at the connection position of the casing 3, the connection swivel 203 and the positioning board 205, and a moving sleeve for sliding the positioning block 207 is formed at the connection position of the connection swivel 203 and the positioning block 207.

In this embodiment: the connecting swivel 203 can be used for limiting and sleeving the outer wall of the limiting clamping block 207 through the moving sleeve, and meanwhile the positioning inserting plate 205 can be inserted into the connecting swivel 203 in a sliding manner along the inner walls of the shell 1 and the casing 3 through the positioning inserting grooves, so that the limiting clamping block 207 can be conveniently and fixedly connected through the fixedly connected swivel 203.

Referring to fig. 2 to 4, the outer wall of the mating ring 208 is matched with the casing 3 and the inner wall of the connecting rotating ring 203, and a connecting rotating groove for rotating the connecting rotating ring 203 is formed at the connecting position of the casing 3 and the connecting rotating ring 203.

In this embodiment: the casing 3 can rotate along the outer wall of the connecting swivel 203 through the connecting swivel groove, so that the limit clamping block 207 can be conveniently limited.

Referring to fig. 2 to 4, the top end of the housing 1 is electrically connected to the controller through a cable, the electromagnet 202 is electrically connected to the controller through a wire passing through the cable, and the controller is electrically connected to the storage battery through a wire.

In this embodiment: through the mutual cooperation of the cable and the wire, the storage battery can supply power to the electromagnet 202 under the control of the controller, and meanwhile, the electromagnet 202 emits suction force to the outside due to the electrification, so that the shell 3 can drive the shell 1 to be firmly adsorbed on an iron shell of a specified device.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The magnetic sound sensor comprises a shell (1) and a casing (3), and is characterized in that a replacement mechanism (2) is arranged at the top end of the shell (1);

the replacement mechanism (2) comprises a lifting slip ring (201), an electromagnet (202), a connecting swivel (203), a spring (204), a positioning plugboard (205), a limiting baffle (206), a limiting clamping block (207) and a butt joint ring (208);

the lifting slip ring (201) is arranged at the top end of the shell (1) and sleeved on the outer wall of the shell (1), two positioning insertion plates (205) are arranged, the two positioning insertion plates (205) are respectively and fixedly connected to two sides of the bottom end of the lifting slip ring (201) and penetrate through the shell (1) to the inside of the casing (3), the limiting baffle (206) is fixedly connected between the two positioning insertion plates (205) and is in sliding connection with the inside of the shell (1), the spring (204) is arranged on the upper surface of the limiting baffle (206) and is in contact with the top end of the inner wall of the shell (1), and the electromagnet (202) is fixedly connected to the bottom end of the limiting baffle (206) and penetrates through the inside of the shell (1) to the inside of the casing (3);

the utility model discloses a shell, including shell (3) and locating picture peg (205), shell (3) are located to the bottom of shell (1) in butt joint insert ring (208) fixed connection, just be located the inside of shell (3), spacing fixture block (207) are provided with two, two spacing fixture block (207) symmetry fixed connection is at the outer wall of butt joint insert ring (208), connect swivel (203) cup joint at the outer wall of spacing fixture block (207), butt joint insert ring (208), and rotate with shell (3) and be connected, connect swivel (203) and locating picture peg (205) mutual block.

2. A magnetic attraction type sound sensor according to claim 1, characterized in that the bottom end of the casing (3) is provided with a hole slot penetrating into the casing (3), and the casing (3) is internally provided with a mesh enclosure (4) covering the hole slot.

3. The magnetic attraction type sound sensor according to claim 1, wherein lifting sliding grooves for sliding the power supply magnet (202), the positioning plugboard (205) and the limiting baffle (206) are formed in the connecting positions of the shell (1) and the electromagnet (202), the positioning plugboard (205) and the limiting baffle (206).

4. The magnetic sound sensor according to claim 1, wherein a positioning slot which is mutually matched with the outer wall of the positioning plugboard (205) is formed at the joint position of the casing (3), the connecting swivel (203) and the positioning plugboard (205), and a moving sleeve groove for sliding the limiting clamping block (207) is formed at the joint position of the connecting swivel (203) and the limiting clamping block (207).

5. The magnetic attraction type sound sensor according to claim 1, wherein the outer wall of the pair of inserting rings (208) is mutually matched with the inner walls of the casing (3) and the connecting swivel (203), and a connecting swivel groove for rotating the connecting swivel (203) is formed at the joint position of the casing (3) and the connecting swivel (203).