CN111092336A

CN111092336A - Special cable adapter device for electrical engineering

Info

Publication number: CN111092336A
Application number: CN201911273095.3A
Authority: CN
Inventors: 洪天星
Original assignee: Longyan University
Current assignee: Longyan University
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-05-01
Anticipated expiration: 2039-12-12
Also published as: CN111092336B

Abstract

The invention provides a special cable adapter device for electrical engineering, relates to the field of cable connectors, and solves the problem that fastening bolts are easy to loosen after an adapter on a movable joint device is used for a period of time; the problem of not being able to organically combine the rain-proof structure and the connection strength. The special cable adapter device for electrical engineering comprises a socket main body and a rectangular plug; a waterproof sleeve is welded on the socket main body. On the one hand, outwards take out sleeve pipe main part and rotate and to make and carry out the screw thread tightening between shank of bolt and the fastening connecting seat, and loosen the sleeve pipe main part and can die the sleeve pipe main part lock through elastic bayonet lock, and can die the shank of bolt lock through the sleeve pipe main part, on the other hand, can directly rotate the tightening that the sleeve pipe main part also can realize the shank of bolt and the lock of sleeve pipe main part is died when the narrow and small inconvenient sleeve pipe main part of taking out of position because of elastic bayonet lock's setting, thereby can prevent that fastening bolt structure is not hard up in the use and leads to the bad contact phenomenon.

Description

Special cable adapter device for electrical engineering

Technical Field

The invention belongs to the technical field of cable connectors, and particularly relates to a special cable adapter device for electrical engineering.

Background

Need in the electric power engineering to connect with control box with many cables line, when present cable line and control box are connected, often all need use the adapter to connect.

As in application No.: CN201280021779.4, the present invention relates to a cable connector (1) comprising an outer housing (22) and a first cable nipple (6) for receiving a first cable (2) and a second cable nipple (26) for receiving a second cable (3), wherein a wiring device (9) is provided, on which the first cable (2) and the second cable (3) can be connected. A locking device (23) is provided, which locks the cable nipple (6, 26) and the outer housing when the at least one cable nipple (6, 26) and the outer housing are screwed together, thereby securing the secure reception of the cable (2, 3) on the outer housing (22).

Cable adapters similar to the above-mentioned applications currently suffer from the following main drawbacks:

one is that, the connection stability is poor, the fastening bolt is often arranged on the adapter to enhance the fastening degree of the existing adapter in order to ensure the connection tightness and signal fluency, but especially the fastening bolt is easy to loosen after the adapter on the mobile adapter equipment is used for a period of time, so that the signal conduction is unstable, and more times are inevitably wasted in the process of removing more adapters on the electrical equipment, so that the problem of looseness prevention cannot be fundamentally solved; moreover, the practicality is relatively poor, and current equipment especially outdoor distribution equipment of using has all carried out corresponding improvement for the enhancement is rain-proof mostly, but its single structure, and can not carry out organic combination in rain-proof structure and the joint strength.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a cable adapter device dedicated for electrical engineering is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a special cable adapter device for electrical engineering, which aims to solve the problems that the existing adapter is poor in connection stability, fastening bolts are usually arranged on the adapter to enhance the fastening degree in order to ensure the connection tightness and signal fluency, but the fastening bolts are easy to loosen after the adapter on movable type matching equipment is used for a period of time, so that the signal conduction is unstable, more times are inevitably wasted in the process of removing more adapters on the electrical equipment, and the problem of looseness prevention cannot be fundamentally solved; moreover, the practicality is relatively poor, and current equipment especially outdoor distribution equipment of using has all carried out corresponding improvement for the enhancement is rain-proof mostly, but its single structure, and can not carry out the problem of organic combination in rain-proof structure and the joint strength.

The purpose and the effect of the special cable adapter device for electrical engineering are achieved by the following specific technical means:

the special cable adapter device for electrical engineering comprises a socket main body and a rectangular plug; a waterproof sleeve is welded on the socket main body; the plug is symmetrically and slidably connected with two fastening bolt structures, and the fastening bolt structure on the left side is fixedly connected with an elastic clamping pin through a screw.

Furthermore, the waterproof jacket is matched with the plug in shape, and after the plug is connected with the socket main body in an inserting mode, the waterproof jacket can be sleeved on the outer wall of the plug and attached to the outer wall of the plug.

Furthermore, the socket main body comprises a rectangular groove, a semi-cylindrical groove, a drain hole, a jack and fastening connecting seats, and the fastening connecting seats are welded at the center positions of the left end face and the right end face of the socket main body; the socket comprises a socket body and is characterized in that a rectangular groove is formed in the front end face of the socket body, jacks are formed in the rear end face of the rectangular groove, and drain holes are formed in the positions, close to the lower portion, of the inner wall of the rectangular groove in a rectangular array mode.

Furthermore, the plug comprises a rectangular protrusion and a plug core, the rectangular protrusion is welded on the front end face of the plug, the rectangular protrusion is the same as the rectangular groove in size, and the plug core connected with the jack in an inserting mode is arranged on the front end face of the rectangular protrusion.

Further, the plug still includes water drainage tank and connecting seat, plug left end face and right-hand member face all weld have a connecting seat, just a water drainage tank is encircleed to the rectangle arch, and water drainage tank and semi-cylindrical trench position are adjusted well after plug and socket owner peg graft.

Furthermore, the fastening bolt structure comprises a bolt rod, a rectangular stop block, a spring, a sleeve main body, a cylindrical groove, a clamping groove and a fixed tooth, wherein the bolt rod on the fastening bolt structure is connected to the connecting seat in a sliding manner, the tail end of the bolt rod is welded with the rectangular stop block for stopping and limiting the spring, and the bolt rod is sleeved with the spring; the bolt rod is sleeved with a sleeve main body, and a cylindrical groove and a clamping groove matched with the tail end of the bolt rod in shape are formed in the sleeve main body; fixed teeth are arranged at the head end of the sleeve main body in an annular array shape, and the fixed teeth are clamped with the head end of the elastic clamping pin.

Further, the fastening bolt structure still includes adjustment tank A, adjustment tank B and rectangular hole, the adjustment tank A of a hexagon structure and the adjustment tank B of a cruciform structure are seted up to sleeve pipe main part rear end face, just the fastening bolt structure outer wall is the annular array form and has seted up six rectangular holes.

Furthermore, the rear side position of the elastic bayonet pin telescopic head is subjected to round angle polishing treatment.

Compared with the prior art, the invention has the following beneficial effects:

this device has self-locking ability and auto-lock structure is nimble, on the one hand, outwards take out sleeve pipe main part and rotate and to make and carry out the screw thread between shank of bolt and the fastening connecting seat and screw up, and loosen the sleeve pipe main part and can die the sleeve pipe main part lock through the elastic bayonet lock, and can die the shank of bolt lock through the sleeve pipe main part, on the other hand, can directly rotate the tightening that the sleeve pipe main part also can realize the shank of bolt and the lock of sleeve pipe main part and die when the narrow and small inconvenient sleeve pipe main part of taking out of position because of the setting of elastic bayonet lock, thereby can prevent that fastening bolt structure is not hard up in the.

This device dismantles conveniently and the nimble practicality of structure is high, because of the setting of adjustment tank A, adjustment tank B and rectangular hole, accessible cross spanner and hexagonal spanner realize the work of unscrewing and screwing up of fastening bolt structure when dismantling, and still can use the rectangle pin to insert the downthehole realization of rectangle and dismantle to convenience when having improved the fastening bolt structure and having dismantled, and still can prevent that a certain dismantlement groove from damaging and leading to unable dismantlement phenomenon.

This device passes through the setting of elasticity bayonet lock, can realize the shutting of fastening bolt structure, and the rear side position of elasticity bayonet lock flexible head handles through the fillet of polishing, when the shank of bolt screws up the back and need use the sleeve pipe main part to block, can improve the smoothness nature when pegging graft between sleeve pipe main part and the elasticity bayonet lock.

This device is good and bending resistance ability reinforce in grafting back water-proof effects, specifically through the following structure cooperation as follows: after the plug and the socket main body are spliced, firstly, the waterproof sleeve can be sleeved on the outer wall of the plug and is attached to the outer wall of the plug, so that the waterproof effect when the plug and the socket main body are connected is improved through the arrangement of the waterproof sleeve, and the bending strength after the plug and the socket main body are connected can also be improved; secondly, the rectangular protrusion can be inserted into the rectangular groove, so that the firmness and the bending strength between the socket main body and the plug can be improved; thirdly, because the drainage channel is aligned with the semi-cylindrical groove, when moisture permeates into the gap between the plug and the socket main body, the moisture can be collected to the semi-cylindrical groove through the drainage channel to be removed, and the waterproof performance of the device is improved.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic view of the present invention in an axially disassembled configuration.

Fig. 3 is an enlarged schematic view of fig. 3 a according to the present invention.

Fig. 4 is a schematic axial view of the present invention in another direction as shown in fig. 2.

FIG. 5 is an enlarged schematic axial view at B of FIG. 4 according to the present invention.

Fig. 6 is an enlarged schematic axial view of the plug, fastening bolt structure and resilient projection of the present invention.

Fig. 7 is an enlarged view of the structure of fig. 6 according to the present invention.

Fig. 8 is an enlarged view of fig. 6D according to the present invention.

Fig. 9 is a cross-sectional enlarged structural view of the fastening bolt structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a socket main body; 101. a rectangular groove; 102. a semi-cylindrical trough; 103. a drain hole; 104. a jack; 105. Fastening the connecting seat; 2. a waterproof jacket; 3. a plug; 301. a rectangular protrusion; 302. a water discharge tank; 303. a plug core; 304. a connecting seat; 4. fastening a bolt structure; 401. a bolt shank; 402. a rectangular stop block; 403. a spring; 404. a cannula body; 405. a cylindrical groove; 406. a card slot; 407. fixing teeth; 408. an adjusting groove A; 409. an adjustment groove B; 410. a rectangular hole; 5. the elastic clamping pin.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 9:

the invention provides a special cable adapter device for electrical engineering, which comprises a socket main body 1 and a rectangular plug 3; a waterproof sleeve 2 is welded on the socket main body 1; referring to fig. 2 and 3, the socket body 1 includes a rectangular groove 101, a semi-cylindrical groove 102, a water discharge hole 103, a plug hole 104 and a fastening connection seat 105, and the fastening connection seat 105 is welded to the center positions of the left end face and the right end face of the socket body 1; the front end face of the socket main body 1 is provided with a rectangular groove 101, the rear end face of the rectangular groove 101 is provided with a jack 104, the lower part of the inner wall of the rectangular groove 101 is provided with drain holes 103 in a rectangular array shape, and when water is collected in the rectangular groove 101, the water can be drained through the drain holes 103; two fastening bolt structures 4 are symmetrically and slidably connected to the plug 3, and an elastic bayonet 5 is fixedly connected to one fastening bolt structure 4 on the left side through a screw.

Referring to fig. 1 and 2, the waterproof jacket 2 and the plug 3 are matched in shape, after the plug 3 and the socket body 1 are connected in an inserting mode, the waterproof jacket 2 can be sleeved on the outer wall of the plug 3 and attached to the outer wall of the plug 3, the waterproof effect when the plug 3 and the socket body 1 are connected is improved through the arrangement of the waterproof jacket 2, and the bending strength after the plug 3 and the socket body 1 are connected can also be improved.

Referring to fig. 1 and 4, the plug 3 includes a rectangular protrusion 301 and a plug core 303, the rectangular protrusion 301 is welded to the front end surface of the plug 3, the size of the rectangular protrusion 301 is the same as that of the rectangular groove 101, and the plug core 303 inserted into the jack 104 is disposed on the front end surface of the rectangular protrusion 301, so that the firmness and the bending strength between the socket body 1 and the plug 3 can be improved by inserting the rectangular protrusion 301 into the rectangular groove 101.

Referring to fig. 1, 2, 3 and 4, the plug 3 further includes a drainage groove 302 and a connection seat 304, the left end face and the right end face of the plug 3 are respectively welded with the connection seat 304, the rectangular protrusion 301 surrounds the drainage groove 302, the drainage groove 302 is aligned with the semi-cylindrical groove 102 after the plug 3 is plugged with the socket body 1, and when moisture permeates through a gap between the plug 3 and the socket body 1, the moisture can be collected to the semi-cylindrical groove 102 through the drainage groove 302 for removal, so that the waterproof performance of the device is improved.

Referring to fig. 9, the fastening bolt structure 4 includes a bolt rod 401, a rectangular stopper 402, a spring 403, a sleeve main body 404, a cylindrical groove 405, a slot 406 and a fixed tooth 407, the bolt rod 401 on the fastening bolt structure 4 is slidably connected to the connecting seat 304, the rectangular stopper 402 for stopping and limiting the spring 403 is welded at the tail end of the bolt rod 401, and the spring 403 is sleeved on the bolt rod 401; a sleeve main body 404 is sleeved on the bolt rod 401, and a cylindrical groove 405 and a clamping groove 406 matched with the shape of the tail end of the bolt rod 401 are formed in the sleeve main body 404; the head end of the sleeve main body 404 is provided with fixed teeth 407 in an annular array shape, the fixed teeth 407 are clamped with the head end of the elastic bayonet 5, when fastening is performed, on one hand, the sleeve main body 404 is pulled outwards and rotated to enable the bolt rod 401 to be screwed with the fastening connecting seat 105 through threads, on the other hand, the sleeve main body 404 can be locked through the elastic bayonet 5 when the sleeve main body 404 is loosened, the bolt rod 401 can be locked through the sleeve main body 404, on the other hand, the sleeve main body 404 can be directly rotated to realize the screwing of the bolt rod 401 and the locking of the sleeve main body 404 when the elastic bayonet 5 is arranged at a narrow and inconvenient position, and therefore the phenomenon of poor contact caused by the loosening of the fastening bolt structure 4 in the using process can be prevented.

Referring to fig. 8, the fastening bolt structure 4 further includes an adjusting groove a408, an adjusting groove B409 and rectangular holes 410, the rear end face of the sleeve main body 404 is provided with an adjusting groove a408 having a hexagonal structure and an adjusting groove B409 having a cross structure, and the outer wall of the fastening bolt structure 4 is in an annular array shape and is provided with six rectangular holes 410, so that the fastening bolt structure 4 can be unscrewed and screwed by a cross wrench and a hex wrench when being disassembled, and the rectangular thin rod can be inserted into the rectangular holes 410 to be disassembled, thereby improving the convenience when the fastening bolt structure 4 is disassembled, and preventing the phenomenon that the disassembly cannot be performed due to the damage of a certain disassembling groove.

Referring to fig. 7, the rear side of the telescopic head of the resilient latch 5 is rounded, so that when the bolt 401 is tightened and needs to be locked by the sleeve main body 404, the smoothness of the insertion between the sleeve main body 404 and the resilient latch 5 can be improved.

The specific use mode and function of the embodiment are as follows:

when in use, after the plug 3 is inserted into the socket main body 1, the fastening bolt structure 4 is screwed up, and then the connection and fastening between the plug 3 and the socket main body 1 can be completed;

in the connection process, after the plug 3 and the socket main body 1 are spliced, firstly, the waterproof sleeve 2 can be sleeved on the outer wall of the plug 3 and attached to the outer wall of the plug 3, so that the waterproof effect when the plug 3 and the socket main body 1 are connected is improved on one hand, and the bending strength after the plug 3 and the socket main body 1 are connected can also be improved on the other hand through the arrangement of the waterproof sleeve 2; secondly, the rectangular protrusion 301 can be inserted into the rectangular groove 101, so that the firmness and the bending strength between the socket main body 1 and the plug 3 can be improved; thirdly, as the drainage grooves 302 are aligned with the semi-cylindrical grooves 102, when moisture permeates through the gap between the plug 3 and the socket main body 1, the moisture can be collected to the semi-cylindrical grooves 102 through the drainage grooves 302 to be removed, so that the waterproof performance of the device is improved;

through the arrangement of the fastening bolt structure 4, firstly, on one hand, the sleeve main body 404 is pulled outwards and rotated to enable the bolt rod 401 and the fastening connecting seat 105 to be screwed, the sleeve main body 404 is loosened to lock the sleeve main body 404 through the elastic bayonet 5, and the bolt rod 401 is locked through the sleeve main body 404, on the other hand, when the sleeve main body 404 is not conveniently pulled due to the arrangement of the elastic bayonet 5, the sleeve main body 404 can be directly rotated to realize the screwing of the bolt rod 401 and the locking of the sleeve main body 404, so that the phenomenon of poor contact caused by the loosening of the fastening bolt structure 4 in the use process can be prevented; secondly, due to the arrangement of the adjusting groove A408, the adjusting groove B409 and the rectangular hole 410, the operation of loosening and tightening the fastening bolt structure 4 can be realized by a cross wrench and a hexagonal wrench during disassembly, and a rectangular thin rod can be inserted into the rectangular hole 410 to realize disassembly, so that the convenience of disassembling the fastening bolt structure 4 is improved, and the phenomenon that disassembly cannot be realized due to damage of a certain disassembling groove can be prevented;

through the setting of elastic bayonet lock 5, can realize the shutting of fastening bolt structure 4, and the rear side position of the flexible head of elastic bayonet lock 5 is handled through the fillet of polishing, when shank of bolt 401 screws up the back and need use sleeve pipe main part 404 to block, can improve the smooth nature when pegging graft between sleeve pipe main part 404 and the elastic bayonet lock 5.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The special cable adapter device for electrical engineering is characterized in that: comprises a socket main body (1) and a plug (3); a waterproof sleeve (2) is welded on the socket main body (1); two fastening bolt structures (4) are symmetrically and slidably connected to the plug (3), and an elastic clamping pin (5) is fixedly connected to one fastening bolt structure (4) on the left side through a screw; waterproof cover (2) and plug (3) shape phase-match work as peg graft between plug (3) and socket subject (1) and link to each other the back, waterproof cover (2) can cup joint at plug (3) outer wall and laminate mutually with plug (3) outer wall.

2. The electrical engineering dedicated cable adapter device according to claim 1, wherein: the socket body (1) comprises a rectangular groove (101), a semi-cylindrical groove (102), a drain hole (103), a jack (104) and fastening connecting seats (105), wherein the fastening connecting seats (105) are welded at the center positions of the left end face and the right end face of the socket body (1); the socket comprises a socket body (1), wherein the front end face of the socket body is provided with a rectangular groove (101), the rear end face of the rectangular groove (101) is provided with jacks (104), and the lower part of the inner wall of the rectangular groove (101) is provided with drain holes (103) in a rectangular array shape.

3. The electrical engineering dedicated cable adapter device according to claim 1, wherein: the plug (3) comprises rectangular protrusions (301) and plug cores (303), the rectangular protrusions (301) are welded to the front end face of the plug (3), the rectangular protrusions (301) are the same as the rectangular grooves (101) in size, and the plug cores (303) which are connected with the jacks (104) in an inserting mode are arranged on the front end face of the rectangular protrusions (301).

4. The electrical engineering dedicated cable adapter device according to claim 1, wherein: the plug (3) further comprises a drainage groove (302) and a connecting seat (304), the left end face and the right end face of the plug (3) are respectively welded with the connecting seat (304), the rectangular protrusion (301) surrounds the drainage groove (302), and the drainage groove (302) is aligned with the semi-cylindrical groove (102) after the plug (3) and the socket body (1) are plugged.

5. The electrical engineering dedicated cable adapter device according to claim 1, wherein: the fastening bolt structure (4) comprises a bolt rod (401), a rectangular stop block (402), a spring (403), a sleeve main body (404), a cylindrical groove (405), a clamping groove (406) and a fixed tooth (407); a bolt rod (401) on the fastening bolt structure (4) is connected to the connecting seat (304) in a sliding mode, a rectangular stop block (402) used for stopping and limiting a spring (403) is welded at the tail end of the bolt rod (401), and the spring (403) is sleeved on the bolt rod (401); a sleeve main body (404) is sleeved on the bolt rod (401), and a cylindrical groove (405) and a clamping groove (406) matched with the shape of the tail end of the bolt rod (401) are formed in the sleeve main body (404); the sleeve is characterized in that fixed teeth (407) are arranged at the head end of the sleeve main body (404) in an annular array shape, and the fixed teeth (407) are clamped with the head end of the elastic clamping pin (5).

6. The electrical engineering dedicated cable adapter device according to claim 5, wherein: fastening bolt structure (4) still include adjustment groove A (408), adjustment groove B (409) and rectangular hole (410), adjustment groove A (408) of a hexagonal structure and adjustment groove B (409) of a cruciform structure are seted up to sleeve pipe main part (404) rear end face, just six rectangular hole (410) have been seted up to fastening bolt structure (4) outer wall is the annular array form.

7. The electrical engineering dedicated cable adapter device according to claim 1, wherein: the rear side position of the elastic bayonet (5) telescopic head is subjected to round angle polishing treatment.