CN219801384U

CN219801384U - Connecting mechanism and deep water position switch protection device

Info

Publication number: CN219801384U
Application number: CN202320691797.9U
Authority: CN
Inventors: 向江坤; 项超; 顾梦媛; 吴炼; 刘富承; 刘怀; 袁现永; 李磊锋; 袁林聪; 尹锟
Original assignee: Huaneng Lancang River Hydropower Co Ltd
Current assignee: Huaneng Lancang River Hydropower Co Ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-10-03
Anticipated expiration: 2033-03-31

Abstract

The utility model relates to the technical field of underwater grab beam position signal feedback, in particular to a connecting mechanism and a deep water position switch protection device, which comprises a socket, a plug assembly, a switch assembly and a protection assembly; the socket is inside to be equipped with the jack, and plug assembly includes connector joint spare control, and switch assembly includes the position switch, the wiring, and protection component includes the safety cover, high-pressure oil pipe. Through setting up joint spare and control cooperation, make when needs are connected plug assembly and socket, only need remove the control, can contract the joint spare in the plug assembly to insert the socket with the plug in, loosen the control this moment, plug assembly just with socket joint, this coupling mechanism connects and installs all accessible control and accomplish, easy dismounting, and difficult ageing not hard up, firm in connection is reliable.

Description

Connecting mechanism and deep water position switch protection device

Technical Field

The utility model relates to the technical field of underwater grab beam position signal feedback, in particular to a connecting mechanism and a deep water position switch protection device.

Background

The position switch is a position switch which can be operated without mechanical direct contact with a moving part, and when an object approaches the sensing surface of the switch to an action distance, the switch can be actuated without mechanical contact and any pressure application, so as to drive a direct current electric appliance or provide a control instruction for a computer (plc) device. The proximity switch is a switch type sensor (i.e. a contactless switch), has the characteristics of a travel switch and a micro switch, has the characteristics of sensing performance, and has the characteristics of reliable action, stable performance, quick frequency response, long application life, strong anti-interference capability and the like, and has the characteristics of water resistance, shock resistance, corrosion resistance and the like. The method is commonly used for feeding back underwater grab beam position signals.

At present, a position switch or a protection device is matched with threads, the connection process is complex, the threads are easy to age, and the connection is unstable; or lack protection device, position switch directly exposes outside, and the switch wiring does not use high-pressure oil pipe, is easily by the debris impact damage under water when equipment is in the work under water, and the cable of being connected with the switch is easy ageing, damage, short circuit.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-mentioned and/or existing problems with the protection devices for position switches in deep water.

Therefore, the utility model aims to solve the problems that the connection mode between the protection devices is complex and not firm.

In order to solve the technical problems, the utility model provides the following technical scheme: a connecting mechanism comprises a socket, wherein a jack is arranged in the socket; the plug assembly comprises a connector, a clamping piece and a control piece, wherein the connector is arranged in the jack, the clamping piece is arranged in the connector, and the control piece is arranged outside the connector.

As a preferred embodiment of the connection mechanism according to the utility model, wherein: the inner side of the socket is provided with an annular groove, and the annular groove is communicated with the jack.

As a preferred embodiment of the connection mechanism according to the utility model, wherein: the two sides of the connector are symmetrically provided with arc grooves, vertical grooves and first holes, the arc grooves are radially arranged in the middle of the connector and are communicated with the outer side of the connector, the vertical grooves are axially arranged in the connector, one ends of the vertical grooves are communicated with the arc grooves, and the first holes are radially arranged on the side face of the connector and are communicated with one ends of the vertical grooves, which are far away from the arc grooves; the connector is also provided with a through hole and an outer eave, the through hole axially penetrates through the connector, and the outer eave is arranged at the upper end of the connector.

As a preferred embodiment of the connection mechanism according to the utility model, wherein: the clamping piece comprises an arc-shaped plate, a connecting rod, a lug and a first spring, wherein the arc-shaped plate is arranged in the arc-shaped groove, the connecting rod is arranged in the vertical groove, one end of the connecting rod is connected with the arc-shaped plate, the lug is arranged in the first hole and is far away from the connecting rod and is connected with one end of the arc-shaped plate, and the first spring is arranged between the connecting rod and the inner wall of the vertical groove, which is close to one end of the connecting rod.

As a preferred embodiment of the connection mechanism according to the utility model, wherein: the upper end of the lug is provided with a chamfer, the connecting rod is in sliding fit with the vertical groove, and the arc plate is in clamping fit with the annular groove.

As a preferred embodiment of the connection mechanism according to the utility model, wherein: the control piece comprises a sleeve and a second spring, the sleeve is sleeved on the outer side of the connector in a sliding mode, the sleeve is arranged between the protruding block and the outer eave, and the second spring is arranged between the sleeve and the outer eave.

The first beneficial effect of the utility model is as follows: through setting up joint spare and control cooperation, make when needs are connected plug assembly and socket, only need remove the control, can contract the joint spare in the plug assembly to insert the socket with the plug in, loosen the control this moment, plug assembly just with socket joint, this coupling mechanism connects and installs all accessible control and accomplish, easy dismounting, and difficult ageing not hard up, firm in connection is reliable.

The second problem to be solved by the present utility model is that the underwater position switch lacks protection means.

In order to solve the technical problems, the utility model provides the following technical scheme: the deep water position switch protection device comprises a connecting mechanism, and further comprises a switch assembly, wherein the switch assembly comprises a position switch and a wiring, and the wiring is connected with the position switch; the protection assembly comprises a protection cover and a high-pressure oil pipe, wherein one end of the protection cover is connected with the position switch, and the other end of the protection cover is connected with the high-pressure oil pipe.

As a preferred embodiment of the deep water position switch protection device of the present utility model, the following is adopted: the wiring passes through the protection cover and is arranged in the high-pressure oil pipe.

As a preferred embodiment of the deep water position switch protection device of the present utility model, the following is adopted: one end of the protective cover is in threaded fit with the position switch, and one end far away from the position switch is connected with the socket.

As a preferred embodiment of the deep water position switch protection device of the present utility model, the following is adopted: one end of the high-pressure oil pipe is connected with the plug assembly, and the protective cover is matched with the high-pressure oil pipe in a clamping way through the socket and the plug assembly.

The second beneficial effect of the utility model is as follows: the device can effectively protect the position detection switch from being impacted and damaged by objects when the device works underwater, and prolongs the service life of the device; the device has simple structure and strong practicability, can be widely applied to the feedback of underwater grab beam position signals, and has better popularization and application values.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is an overall view of a deep water position switch protection device.

Fig. 2 is a structural view of the connection mechanism.

Fig. 3 is a block diagram of a socket of the connection mechanism.

Fig. 4 is a block diagram of a plug assembly of the connection mechanism.

Fig. 5 is a cross-sectional view of the connector of the connection mechanism.

Fig. 6 is a block diagram of the connection mechanism.

Fig. 7 is a connection diagram of the switch assembly and the protection assembly of the connection mechanism.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 and 2, a first embodiment of the present utility model provides a connection mechanism comprising a receptacle 100 and a plug assembly 200.

Specifically, a socket 100 is provided with a jack 101 inside; engaged with the plug assembly 200.

Plug assembly 200, including connector 201, clamping piece 202, control piece 203, connector 201 is set up and jack 101, clamping piece 202 is set up in connector 201, control piece 203 is set up outside connector 201;

the connector 201 extends into the jack, the clamping piece 202 is clamped with the socket 100, and the control piece 203 controls the state of the clamping piece 202.

Example 2

Referring to fig. 2 to 6, this embodiment is based on the previous embodiment, which is a second embodiment of the present utility model.

Specifically, an annular groove 102 is arranged on the inner side of the socket 100, and the annular groove 102 is communicated with the jack 101;

annular groove 102 is in snap fit with snap 202.

Specifically, two sides of the connector 201 are symmetrically provided with an arc-shaped groove 201a, a vertical groove 201b and a first hole 201c, the arc-shaped groove 201a is radially arranged in the middle of the connector 201 and is communicated with the outer side of the connector 201, the vertical groove 201b is axially arranged in the connector 201, one end of the vertical groove 201b is communicated with the arc-shaped groove 201a, and the first hole 201c is radially arranged on the side surface of the connector 201 and is communicated with one end of the vertical groove 201b far away from the arc-shaped groove 201 a; the connector 201 is further provided with a through hole 201d and an outer eave 201e, the through hole 201d axially penetrates through the connector 201, and the outer eave 201e is arranged at the upper end of the connector 201;

an arc-shaped groove 201a, a vertical groove 201b and a first hole 201c for placing the clamping piece 202, wherein the arc-shaped groove can be in sliding fit with each position of the clamping piece 202; the through hole 201d is used for passing through a wiring 302 of the position switch 301; the outer ledge 201e secures the control member 203.

Specifically, the clamping piece 202 includes an arc-shaped plate 202a, a connecting rod 202b, a protruding block 202c, a first spring 202d, wherein the arc-shaped plate 202a is arranged in the arc-shaped groove 201a, the connecting rod 202b is arranged in the vertical groove 201b, one end of the connecting rod is connected with the arc-shaped plate 202a, the protruding block 202c is arranged in the first hole 201c and is connected with one end, far away from the arc-shaped plate 202a, of the connecting rod 202b, and the first spring 202d is arranged between the connecting rod 202b and the inner wall of the vertical groove 201b, near one end of the connecting rod 202 b;

the outer diameter of the arc-shaped plate 202a is equal to the arc-shaped groove 201a, that is, when the arc-shaped plate 202a is contracted to the deepest part of the arc-shaped groove 201a, the arc-shaped plate 202a can repair the arc-shaped groove 201a, the outer diameter is equal to the whole outer diameter of the connector 201, the first spring 202d provides a reset elastic force for the clamping piece 202, and when the protruding block 202c is contracted into the first hole 201c, the arc-shaped plate 202a is just positioned in the arc-shaped groove 201 a.

Specifically, a chamfer is arranged at the upper end of the convex block 202c, the connecting rod 202b is in sliding fit with the vertical groove 201b, and the arc-shaped plate 202a is in clamping fit with the annular groove 102;

the chamfer is matched with the control piece 203, the expansion and contraction are convenient, the cross section of the connecting rod 202b is arc-shaped, the arc-shaped plate 202a is matched with the cross section of the vertical groove 201b, and the arc-shaped plate 202a is matched with the annular groove 102 in a clamping way to complete connection and fixation.

Specifically, the control member 203 includes a sleeve 203a, a second spring 203b, the sleeve 203a is slidably sleeved on the outer side of the connector 201, the sleeve 203a is disposed between the protrusion 202c and the outer edge 201e, and the second spring 203b is disposed between the sleeve 203a and the outer edge 201 e;

the sleeve 203a is in a chamfered sliding fit with the boss 202c and the second spring 203b provides a restoring force.

When in use, the sleeve 203a is pushed downwards, the lower end of the sleeve 203a is matched with the protruding block 202c, the protruding block 202c is pressed into the first hole 201c, the arc plate 202a is completely contracted into the arc groove 201a, the connector 201 can be inserted into the jack 101, after the arc plate 202a partially enters the jack 101, the sleeve 203a can be loosened, the sleeve 203a is pulled by the second spring 203b, the sleeve 203a is restored to the original position, the arc plate 202a is blocked by the inner wall of the jack 101 and still is positioned in the arc groove 201a, the connector 201 is continuously inserted, when the arc plate 202a moves to the annular groove 102, the arc plate 202a is stretched out by the elastic force of the first spring 202d, and is clamped with the annular groove 102, at the moment, the plug assembly 200 is connected with the socket 200, when the plug assembly is required to be disconnected, the sleeve 203a is required to be pushed downwards, the arc plate 202a is retracted into the arc groove 201a, and the connector 201 is pulled out, so that the disconnection can be completed.

Example 3

Referring to fig. 1 to 7, a third embodiment of the present utility model provides a protection device for a position switch under deep water, which includes a connection mechanism, and further includes a switch assembly 300 including a position switch 301, a connection 302, and the connection 302 is connected to the position switch 301; the protection assembly 400 comprises a protection cover 401 and a high-pressure oil pipe 402, wherein one end of the protection cover 401 is connected with the position switch 301, and the other end is connected with the high-pressure oil pipe 402; the position switch 301 and the connection 302 are all of the prior art, and are not described herein.

Specifically, the wiring 302 passes through the protective cover 401, and the through hole 201d is provided in the high-pressure oil pipe 402; the protective cover 401 is in a T shape in appearance, which can ensure that the position switch 301 cannot be impacted and damaged by foreign objects under water, and the high-pressure oil pipe 402 protects the portion of the wiring 302 exposed outside the protective cover 401.

Specifically, one end of the protection cover 401 is in threaded fit with the position switch 301, and one end far away from the position switch 301 is connected with the socket 100; the position switch 301 is mounted on a mounting plate provided on the grab beam, and as shown in fig. 1, the position switch 301 fixes the mounting plate therebetween when the protective cover 401 is attached.

Specifically, one end of the high-pressure oil pipe 402 is connected with the plug assembly 200, and the protective cover 401 is in clamping fit with the high-pressure oil pipe 402 through the socket 100 and the plug assembly 200; the connection efficiency between the protection components 400 is improved, and the stability of the connection is increased.

When the position detection switch is used, the protection cover 401 wraps the position switch 301, so that the position detection switch can be effectively protected from being damaged by object impact during underwater operation, and the service life of the position detection switch is prolonged. The high-pressure oil pipe wraps the wiring 302, so that the problems of easy aging, damage, short circuit and the like of the cable are effectively prevented, and meanwhile, the connecting mechanism is added between the protection components 400, so that the connection of the two components is quicker and more stable.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. A connection mechanism, characterized in that: comprising the steps of (a) a step of,

a socket (100) with a jack (101) inside;

plug subassembly (200), including connector (201), joint spare (202), control (203), connector (201) set up with in jack (101), joint spare (202) set up in connector (201), control (203) set up in the connector (201) outside.

2. The connection mechanism of claim 1, wherein: an annular groove (102) is formed in the inner side of the socket (100), and the annular groove (102) is communicated with the jack (101).

3. The connection mechanism of claim 2, wherein: arc grooves (201 a) and vertical grooves (201 b) are symmetrically formed in two sides of the connector (201), first holes (201 c) are formed in the arc grooves (201 a) in the middle of the connector (201) in a radial mode and are communicated with the outer side of the connector (201), the vertical grooves (201 b) are axially formed in the connector (201), one end of each vertical groove (201 b) is communicated with the corresponding arc groove (201 a), and the first holes (201 c) are formed in the side face of the connector (201) in a radial mode and are communicated with one end, away from the corresponding arc groove (201 a), of each vertical groove (201 b);

the connector (201) is further provided with a through hole (201 d) and an outer eave (201 e), the through hole (201 d) axially penetrates through the connector (201), and the outer eave (201 e) is arranged at the upper end of the connector (201).

4. A connection mechanism as claimed in claim 3, wherein: the clamping piece (202) comprises an arc-shaped plate (202 a), a connecting rod (202 b), a lug (202 c) and a first spring (202 d), wherein the arc-shaped plate (202 a) is arranged in the arc-shaped groove (201 a), the connecting rod (202 b) is arranged in the vertical groove (201 b), one end of the connecting rod is connected with the arc-shaped plate (202 a), the lug (202 c) is arranged in the first hole (201 c) and is connected with one end of the connecting rod (202 b) away from the arc-shaped plate (202 a), and the first spring (202 d) is arranged between the connecting rod (202 b) and the inner wall of the vertical groove (201 b) close to one end of the connecting rod (202 b).

5. The connection mechanism of claim 4, wherein: the upper end of the lug (202 c) is provided with a chamfer, the connecting rod (202 b) is in sliding fit with the vertical groove (201 b), and the arc-shaped plate (202 a) is in clamping fit with the annular groove (102).

6. The connection mechanism of claim 4, wherein: the control piece (203) comprises a sleeve (203 a) and a second spring (203 b), the sleeve (203 a) is slidably sleeved on the outer side of the connector (201), the sleeve (203 a) is arranged between the protruding block (202 c) and the outer eave (201 e), and the second spring (203 b) is arranged between the sleeve (203 a) and the outer eave (201 e).

7. A deep water position switch protection device is characterized in that: comprising a connecting mechanism according to claim 6, further comprising,

a switch assembly (300) comprising a position switch (301), a wiring (302), said wiring (302) being connected to said position switch (301);

the protection assembly (400) comprises a protection cover (401) and a high-pressure oil pipe (402), one end of the protection cover (401) is connected with the position switch (301), and the other end of the protection cover is connected with the plug assembly (200) on the high-pressure oil pipe (402) through the socket (100).

8. The deep water position switch protection device of claim 7, wherein: the wiring (302) penetrates through the protective cover (401), and penetrates through the through hole (201 d) to be arranged in the high-pressure oil pipe (402).

9. The deep water position switch protection device of claim 8, wherein: one end of the protective cover (401) is in threaded fit with the position switch (301), and one end far away from the position switch (301) is connected with the socket (100).

10. The deep water position switch protection device of claim 9, wherein: one end of the high-pressure oil pipe (402) is connected with the plug assembly (200), and the protective cover (401) is in clamping fit with the high-pressure oil pipe (402) through the socket (100) and the plug assembly (200).