CN210516541U

CN210516541U - Push type electromagnetic induction underwater switch assembly

Info

Publication number: CN210516541U
Application number: CN201921758059.1U
Authority: CN
Inventors: 许正林; 黄明辉; 黄山
Original assignee: Yunnan Haiying Marine Technology Co Ltd
Current assignee: Yunnan Haiying Marine Technology Co Ltd
Priority date: 2019-10-20
Filing date: 2019-10-20
Publication date: 2020-05-12
Anticipated expiration: 2029-10-20

Abstract

The utility model discloses a push type electromagnetic induction underwater switch assembly, including sealed barrel, end cover, button, relay module and tongue tube, the nozzle of sealed barrel seals through end cover seal and seals, relay module is fixed in inside the sealed barrel, the tongue tube is fixed in sealed end cover bottom, the sunken spring barrel chamber that opens in sealed end cover top, the cooperation is installed in the spring barrel chamber of sealed end cover and is had the spring barrel, the spring is equipped with inside the spring barrel, the nozzle department of spring barrel installs the button that corresponds with the spring top, the spring barrel chamber top of sealed end cover is fixed with the limiting plate, open the limiting plate middle part has the button through-hole that is used for button upper portion to rise and contract activity; the bottom of the button is fixed with a magnet corresponding to the reed switch. The utility model discloses a strong magnet elevating movement of button realizes the break-make electricity operation of non-contact control tongue tube, at the switch operation in-process, can not influence the work of tongue tube, relay module, has improved the reliability and the sensitivity of switch.

Description

Push type electromagnetic induction underwater switch assembly

Technical Field

The utility model relates to an electrical apparatus switch field under water especially relates to a push type electromagnetic induction is switch assembly under water, in particular to inductive switch in aquatic is exclusively used in.

Background

The underwater switch is mainly used for turning on a power switch or a logic switch under water in a way of being operated by a diver, so that the underwater equipment is in a working state, stops working or changes the working state and the like. The current technology is through pressing a sealed axle by the diver, open the switch module who arranges at seal space, because receive the influence of depth of water, in order to prevent that sealed axle can not open switch module to the mistake after removing in seal space under certain water pressure, need have the spring force that can overcome water pressure in seal space and guarantee that sealed axle can not move down, in addition the sealing washer that sets up between sealed axle and sealed end cover has certain resistance, the diver operation needs certain pressure just can press the button, press the back of button, the spring force need overcome the frictional force of water pressure and sealing washer and just can kick-back. In addition, dynamic seal exists between the sealing shaft and the sealing end cover, the watertight difficulty is increased, and the use reliability is not high.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the utility model aims to provide a pressing type electromagnetic induction underwater switch assembly, which realizes the on-off electric operation of a non-contact control reed switch through the lifting motion of a strong magnet of a button, thereby realizing the switch operation of a relay module; because the sealing cylinder body is connected with the sealing end cover in a sealing mode, the reed switch and the relay module are located inside the sealing cylinder body in a sealing mode, water cannot enter the sealing cylinder body in the switching operation process, the work of the reed switch and the relay module cannot be influenced, and the reliability and the sensitivity of the switch are improved.

The purpose of the utility model is realized through the following technical scheme:

a push type electromagnetic induction underwater switch assembly comprises a relay module and a reed switch electrically connected with the relay module, and further comprises a sealing barrel, a sealing end cover and a button, wherein a barrel opening is formed in the top of the sealing barrel, the barrel opening of the sealing barrel is sealed through the sealing end cover, the relay module is fixed inside the sealing barrel, the reed switch is fixed at the bottom of the sealing end cover, a spring barrel cavity is formed in the top of the sealing end cover in a sunken mode, a spring barrel is installed in the spring barrel cavity of the sealing end cover in a matched mode, a spring is assembled inside the spring barrel, the button corresponding to the top of the spring is installed at the barrel opening of the spring barrel, a limiting plate is fixed at the top of the spring barrel cavity of the sealing end cover, and a button through hole used for ascending and contracting of the upper portion of the button; and a magnet corresponding to the reed switch is fixed at the bottom of the button.

In order to realize better the utility model discloses, button upper portion is the portion that contracts that rises, the button middle part is spacing portion, the button lower part is the magnet installation department, the portion that contracts that rises of button rises and contracts movable assembly in the button through-hole of limiting plate, spacing portion and the spacing cooperation in limiting plate bottom of button, the magnet installation department of button is equipped with the magnet mounting groove, magnet fixed mounting is in the magnet mounting groove of magnet installation department.

Preferably, the bottom of the spring barrel is provided with a spring seat, and the spring is assembled between the bottom of the limiting part of the button and the top of the spring seat.

Preferably, the bottom of the sealing end cover is provided with a cylinder embedding part, the cylinder embedding part of the sealing end cover is tightly assembled at the top of the sealing cylinder in a matching way, and a sealing ring is installed between the outer side of the cylinder embedding part and the inner side of the sealing cylinder in a matching way.

Preferably, the limiting plate and the spring cylinder are fixedly connected with the sealing end cover through screws.

Compared with the prior art, the utility model, have following advantage and beneficial effect:

(1) the utility model discloses be equipped with the strong magnet bottom the button, when the button is pressed by the staff, the elastic force downward movement of spring is overcome to the button, make the strong magnet of button bottom be close to the tongue tube, the magnetic field that the strong magnet produced can trigger the tongue tube and put through relay module control circuit, control relay module opens, when the staff loosens the button, the button moves upward under the restoring force effect of spring, thereby let the strong magnet keep away from the tongue tube, the tongue tube is not influenced by the magnetic field that the strong magnet produced and the open circuit finally, because relay module is in the open mode in relay module control circuit's self-sustaining function, thereby realize the purpose that relay module opened; when the button is pressed down again by the staff, the elastic force downward movement of spring is overcome to the button, make the strong magnet of button bottom be close to the tongue tube, the produced magnetic field of strong magnet can trigger the tongue tube and switch on relay module control circuit, control relay module closes, when the staff unclamps the button, the button upwards moves under the restoring force effect of spring, thereby let the strong magnet keep away from the tongue tube, final tongue tube does not receive the produced magnetic field influence of strong magnet and the open circuit, because relay module is in the closed condition in relay module control circuit's self-sustaining function relay module, and then realize the purpose that relay module closed.

(2) The utility model realizes the on-off operation of the non-contact control reed switch by the strong magnet lifting motion of the button, thereby realizing the switch operation of the relay module; because the sealing cylinder body is connected with the sealing end cover in a sealing mode, the reed switch and the relay module are located inside the sealing cylinder body in a sealing mode, water cannot enter the sealing cylinder body in the switching operation process, the work of the reed switch and the relay module cannot be influenced, and the reliability and the sensitivity of the switch are improved.

Drawings

Fig. 1 is a schematic structural view of the button of the present invention in a press start state;

fig. 2 is a schematic structural diagram of the button in the button bounce starting state according to the present invention.

Wherein, the names corresponding to the reference numbers in the drawings are:

the device comprises a sealing cylinder body 1, a relay module 2, a reed pipe 3, a sealing end cover 4, a spring cylinder 5, a button 6, a limiting plate 7, a magnet 8, a spring 9, a spring seat 10, a sealing ring 11 and a screw 12.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

as shown in fig. 1 and 2, a push type electromagnetic induction underwater switch subassembly, include relay module 2 and the tongue tube 3 of being connected with relay module 2 electricity, the utility model discloses a relay module 2 is current maturation technique with tongue tube 3, and the theory of operation of tongue tube 3 is as follows: the two pieces of end points are overlapped with magnetizable reeds, and sealed in a glass tube, the distance between two reeds is only about several micrometers, the glass tube is filled with high-purity inert gas, when it is not in operation, the two reeds are not contacted, and when the external magnetic field is applied, the adjacent end points of the two reeds can produce different polarities, so that the two reeds with different polarities can be mutually attracted and closed to make circuit connection. The utility model discloses still include sealing barrel 1, end cover 4 and

button

6, 1 top of sealing barrel has the nozzle, sealing barrel 1's nozzle passes through end cover 4 seal and seals, relay module 2 is fixed in sealing barrel 1 inside, tongue tube 3 is fixed in end cover 4 bottom, the sunken division in end cover 4 top has spring barrel chamber, spring barrel 5 is installed in the cooperation in end cover 4's spring barrel chamber, spring barrel 5 internal assembly has spring 9, spring barrel 5's nozzle department installs the button 6 that corresponds with spring 9 top, sealing end cover 4's spring barrel chamber top is fixed with limiting plate 7, limiting plate 7 middle part is opened there is the button through-hole that is used for 6 upper portions of button to rise the activity of contracting. The bottom of the button 6 is fixed with a magnet 8 corresponding to the reed pipe 3, and the limiting plate 7 and the spring cylinder 5 are fixedly connected with the sealing end cover 4 through screws 12.

As shown in fig. 1 and 2, the upper portion of the button 6 is a lifting portion, the middle portion of the button 6 is a limiting portion, the lower portion of the button 6 is a magnet mounting portion, the lifting portion of the button 6 is movably assembled in a button through hole of the limiting plate 7 in a lifting manner, the limiting portion of the button 6 is in limiting fit with the bottom of the limiting plate 7, the magnet mounting portion of the button 6 is provided with a magnet mounting groove, and the magnet 8 is fixedly mounted in the magnet mounting groove of the magnet mounting portion. The bottom of the spring barrel 5 is provided with a spring seat 10, and the spring 9 is assembled between the bottom of the limiting part of the button 6 and the top of the spring seat 10.

As shown in fig. 1 and 2, the bottom of the end cap 4 has a cylinder insertion portion, the cylinder insertion portion of the end cap 4 is tightly fitted to the top of the sealing cylinder 1, and a sealing ring 11 is fitted between the outer side of the cylinder insertion portion and the inner side of the sealing cylinder 1.

The utility model discloses a tongue tube 3 is the abbreviation of dry-type tongue tube, is a passive electronic switch element who has the contact, and its shell generally is a sealed glass pipe, and the elasticity reed electroplax of two irons is equipped with in the pipe, has still been irritated a metal rhodium's inert gas, and two reeds of being made by special material in the glass pipe are divided when flat, when magnetic substance (the utility model discloses a magnet 8, when button 6 is pressed, button 6 drives magnet 8 and is close the glass pipe when being close to tongue tube 3), under the effect of magnetic field magnetic force line, intraductal two reeds are magnetized and attract the contact of each other, and the reed will be in the same place of actuation, makes two circuit switch-ons that the node connects, and relay module 2 just opens immediately. When the button 6 is loosened, under the elastic action of the spring 9 in the spring barrel 5, the button 6 drives the magnet 8 to bounce until reaching the position limited by the limiting plate 7, at the moment, two reeds of the reed switch 3 are separated due to the disappearance of magnetic force, the circuit is disconnected, and at the moment, the relay module 2 is still in an open state due to the self-holding function of the control circuit of the relay module.

When magnetic substance (the utility model discloses a magnet 8, when button 6 pressed, button 6 drove magnet 8 and is close to tongue tube 3) once more and when being close to the glass pipe, under the effect of magnetic field line of force, intraductal two reeds were magnetized and attract each other the contact, and the reed will be in the same place of actuation, makes two circuit switch-ons that the node connects, and 2 control circuit of relay module make it close. When the button 6 is loosened, under the elastic action of the spring 9 in the spring barrel 5, the button 6 drives the magnet 8 to bounce until reaching the position limited by the limiting plate 7, at the moment, two reeds of the reed switch 3 are separated due to the disappearance of magnetic force, the circuit is disconnected, and at the moment, the relay module 2 is still in a closed state due to the self-holding function of the control circuit of the relay module.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a push type electromagnetic induction underwater switch subassembly, includes relay module (2) and tongue tube (3) of being connected with relay module (2) electricity, its characterized in that: also comprises a sealing cylinder body (1), a sealing end cover (4) and a button (6), the top of the sealing cylinder body (1) is provided with a cylinder opening, the cylinder opening of the sealing cylinder body (1) is sealed and closed by a sealing end cover (4), the relay module (2) is fixed in the sealed cylinder body (1), the reed switch (3) is fixed at the bottom of the sealed end cover (4), a spring cylinder cavity is concavely formed in the top of the sealing end cover (4), a spring cylinder (5) is installed in the spring cylinder cavity of the sealing end cover (4) in a matching way, a spring (9) is assembled in the spring barrel (5), a button (6) corresponding to the top of the spring (9) is arranged at the opening of the spring barrel (5), a limiting plate (7) is fixed at the top of the spring cylinder cavity of the sealing end cover (4), the middle part of the limiting plate (7) is provided with a button through hole for the ascending and contracting movement of the upper part of the button (6); and a magnet (8) corresponding to the reed switch (3) is fixed at the bottom of the button (6).

2. The push type electromagnetic induction underwater switch assembly as claimed in claim 1, wherein: button (6) upper portion is for rising the portion that contracts, button (6) middle part is spacing portion, button (6) lower part is the magnet installation department, the portion that contracts that rises of button (6) rises and contracts movable assembly in the button through-hole of limiting plate (7), the spacing portion and the spacing cooperation in limiting plate (7) bottom of button (6), the magnet installation department of button (6) is equipped with the magnet mounting groove, magnet (8) fixed mounting is in the magnet mounting groove of magnet installation department.

3. The push type electromagnetic induction underwater switch assembly as claimed in claim 2, wherein: the bottom of the spring barrel (5) is provided with a spring seat (10), and the spring (9) is assembled between the bottom of the limiting part of the button (6) and the top of the spring seat (10).

4. The push type electromagnetic induction underwater switch assembly as claimed in claim 1, wherein: the bottom of the sealing end cover (4) is provided with a cylinder embedding part, the cylinder embedding part of the sealing end cover (4) is tightly assembled at the top of the sealing cylinder body (1) in a matching way, and a sealing ring (11) is installed between the outer side of the cylinder embedding part and the inner side of the sealing cylinder body (1) in a matching way.

5. The push type electromagnetic induction underwater switch assembly as claimed in claim 1, wherein: the limiting plate (7) and the spring barrel (5) are fixedly connected with the sealing end cover (4) through screws (12).