CN216598191U

CN216598191U - Safe wiring terminal for kilovolt power distribution network

Info

Publication number: CN216598191U
Application number: CN202122370458.4U
Authority: CN
Inventors: 章凯; 白伦
Original assignee: Tianjin Chengxi Guangyuan Power Engineering Co ltd
Current assignee: Tianjin Chengxi Guangyuan Power Engineering Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-05-24
Anticipated expiration: 2031-09-29

Abstract

The utility model relates to the technical field of wiring terminals, and particularly discloses a safe wiring terminal for a kilovolt power distribution network, which comprises a shell, a cover plate and a terminal body, wherein the cover plate covers the top of the shell, and the terminal body is arranged in the shell; the both sides of shell are equipped with inlet and outlet respectively, and one side of inlet and outlet all installs protection machanism, protection machanism includes a protection section of thick bamboo, the inner wall of a protection section of thick bamboo is fixed with a plurality of second springs, and the free end of a plurality of second springs all is connected with the grip block. The utility model can play a role in buffering the connecting wire so as to reduce the bending curvature of the connecting part of the connecting wire and the wiring terminal, thereby effectively preventing the connecting part of the connecting wire and the wiring terminal from being broken due to frequent bending and greatly prolonging the service life of the wiring terminal.

Description

Safe wiring terminal for kilovolt power distribution network

Technical Field

The utility model belongs to the technical field of wiring terminals, and particularly relates to a safe wiring terminal for a kilovolt power distribution network.

Background

The connecting terminal is an accessory product for realizing electrical connection, is industrially divided into the category of connectors and can be divided into a PCB terminal, a hardware terminal, a nut terminal, a spring terminal and the like. In a chinese patent No. cn201920053934.x, there is proposed a safety terminal, in which two ends of a copper core in a housing are fixed by a limiting plate, so as to prevent the copper core from moving and improve stability; the protective sleeve prevents the wire end from being exposed outside to cause wire oxidation, avoids danger caused by the fact that workers touch the wire end, and avoids the problem that the connecting part of the connecting wire and the connecting terminal of the connecting terminal is easily bent under the action of external force, the connecting part of the connecting wire and the connecting terminal is broken due to frequent bending, the connecting terminal is damaged, the risk of electric leakage exists, and the safe transmission of electric power is influenced; in addition, quick disassembly and assembly of the wiring terminal cannot be realized, quick maintenance of the wiring terminal is inconvenient, and maintenance efficiency of the wiring terminal is low, so that maintenance of the wiring terminal is time-consuming and labor-consuming, and maintenance cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a safe wiring terminal for a kilovolt power distribution network, and aims to solve the problems that the joint of a connecting wire and the wiring terminal provided in the background art is easily broken due to the frequent bending caused by the action of external force, so that the wiring terminal is damaged, and in addition, the quick assembly and disassembly of the wiring terminal cannot be realized, so that the quick maintenance of the wiring terminal is inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: the safe wiring terminal for the kilovolt power distribution network comprises a shell, a cover plate and a terminal body, wherein the cover plate is covered on the top of the shell, and the terminal body is arranged in the shell; the both sides of shell are equipped with inlet wire and outlet respectively, and one side of inlet wire and outlet all installs protection machanism, protection machanism includes a protection section of thick bamboo, the inner wall of a protection section of thick bamboo is fixed with a plurality of second springs, and the free end of a plurality of second springs all is connected with the grip block, and is a plurality of the grip block is spacing with the connecting wire centre gripping.

Preferably, the device further comprises a mounting mechanism for fastening the cover plate and the housing, wherein the mounting mechanism comprises:

the clamping assembly comprises second convex blocks symmetrically arranged on two sides of the bottom of the cover plate and first clamping grooves symmetrically arranged on two sides of the top of the shell, the second convex blocks are matched with the first clamping grooves, the middle of each second convex block is inwards sunken to form a second clamping groove, the middle of each first clamping groove is upwards bulged to form a first convex block, and the first convex blocks are matched with the second clamping grooves;

the plug-in components, the plug-in components is including offering in the inserted bar groove of the inside both sides of second lug and offering in the push rod groove at the inside top of shell, the inside in inserted bar groove is fixed with first spring, and the one end of first spring is connected with the inserted bar that can insert the push rod inslot portion, the push rod groove corresponds with the inserted bar groove, and the inside activity in push rod groove is inserted and is equipped with the push rod, the push block that offsets with the inserted bar tip is installed to the one end of push rod.

Preferably, the installation mechanism further comprises a limiting component, the limiting component is used for limiting the inserting component, the limiting component comprises fixing plates arranged on two sides of the top of the shell, a limiting rod is inserted into the fixing plates, and the bottom of the limiting rod penetrates through the push rod.

Preferably, two locating pieces are installed on two symmetrical sides of the top of the shell, two locating grooves are formed in two symmetrical sides of the bottom of the cover plate, and the four locating grooves correspond to the four locating pieces one to one.

Preferably, the clamping plates are all arc-shaped, and one sides of the clamping plates are all bonded with insulating pads. Preferably, the inside of push rod groove still installs the limiting plate, and sets up the through-hole that the diameter is greater than the push rod in the middle of the limiting plate, the diameter of through-hole is less than the length of ejector pad.

Preferably, one end of the push block extends outwards to form a convex rod, and the diameter of the convex rod is smaller than that of the plug rod.

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

(1) the protection mechanism is adopted, so that the connecting wire can be buffered, the bending curvature of the connecting part of the connecting wire and the wiring terminal is reduced, the connecting part of the connecting wire and the wiring terminal is effectively prevented from being broken due to frequent bending, the service life of the wiring terminal is greatly prolonged, the leakage of the wiring terminal can be avoided, the safe transmission of electric power is ensured, and the safety performance of the wiring terminal is improved.

(2) The clamping assembly is adopted, the limiting fixation between the cover plate and the shell can be realized, and meanwhile, the quick disassembly and assembly of the wiring terminal can be realized through the inserting assembly, so that the maintenance or replacement of the wiring terminal is facilitated, the maintenance or replacement efficiency of the wiring terminal is effectively improved, and the normal use of the wiring terminal can be ensured; in addition, can carry on spacingly through spacing subassembly with the push rod to prevent that the unexpected atress of push rod and release the push rod groove with the inserted bar, cause the problem that apron and shell break away from, thereby realize firm the installation between apron and the shell, be convenient for safe binding post's stable use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention with the housing and cover plate removed;

FIG. 3 is a side view of the shield mechanism of the present invention;

FIG. 4 is a top view of the housing of the present invention;

FIG. 5 is a bottom view of the cover plate of the present invention;

FIG. 6 is an enlarged view taken at A in FIG. 1;

in the figure: 1. a housing; 2. a wire inlet; 3. a push rod; 4. a fixing plate; 5. a push rod groove; 6. a first spring; 7. a plug-in rod slot; 8. a cover plate; 9. a terminal body; 10. a protection mechanism; 101. a protective cylinder; 102. a second spring; 103. a clamping plate; 104. an insulating pad; 11. an outlet; 12. a first card slot; 13. a first bump; 14. a limiting rod; 15. inserting a rod; 16. a second bump; 17. a second card slot; 18. positioning blocks; 19. positioning a groove; 20. and (7) pushing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown collectively in fig. 1-6: a safe wiring terminal for a kilovolt power distribution network comprises a shell 1, a cover plate 8 and a terminal body 9, wherein the cover plate 8 is arranged on the top of the shell 1 in a covering mode, and the terminal body 9 is arranged inside the shell 1; the both sides of shell 1 are equipped with inlet 2 and outlet 11 respectively, and inlet 2 and outlet 11's one side all installs protection machanism 10, and protection machanism 10 includes a protection section of thick bamboo 101, and the inner wall of a protection section of thick bamboo 101 is fixed with a plurality of second springs 102, and the free end of a plurality of second springs 102 all is connected with grip block 103, and a plurality of grip blocks 103 are spacing with the connecting wire centre gripping.

Specifically, when the wiring terminal is used, an electrician can respectively penetrate a connecting wire from a wire inlet 2 and a wire outlet 11, connect the connecting wire with the terminal body 9, cover the cover plate 8 on the top of the shell 1 to realize the assembly of the wiring terminal, and then connect the connecting wire connected with the terminal body 9 with a kilovolt power distribution network to realize the transmission of kilovolt power;

meanwhile, when the wiring terminal is assembled, an electrician can penetrate a connecting wire through the protective cylinder 101 in the protective mechanism 10 and then penetrate the connecting wire through the wire inlet 2 and the wire outlet 11 respectively, when the connecting wire is subjected to an external force, the connecting wire can bend to one side, at the moment, the clamping plate 103 is stressed and extrudes the second spring 102, and meanwhile, the second spring 102 generates a reaction force, so that the clamping plate 103 keeps the tendency of clamping the connecting wire, the buffering of the connecting wire is realized, the bending curvature of the connecting part of the connecting wire and the wiring terminal can be reduced, the connecting part of the connecting wire and the wiring terminal is effectively prevented from being broken due to frequent bending, the service life of the wiring terminal is greatly prolonged, the leakage of the wiring terminal can be avoided, the safe transmission of electric power is ensured, and the safety performance of the wiring terminal is improved;

in addition, in the present embodiment, as shown in fig. 3, for convenience of illustration, 4

second springs

102 and 4 clamping plates 103 are provided, and the 4 second springs 102 and the clamping plates 103 are distributed in an annular array, so as to facilitate uniform clamping of the connection line, but in a practical application, the second springs 102 and the clamping plates 103 are not limited to the above-disclosed number, and may be specifically designed according to practical requirements.

In this embodiment, it is preferable that the mounting mechanism is further provided for fastening the cover plate 8 and the housing 1, and the mounting mechanism includes:

the clamping component comprises second convex blocks 16 which are symmetrically arranged on two sides of the bottom of the cover plate 8 and first clamping grooves 12 which are symmetrically arranged on two sides of the top of the shell 1, the second convex blocks 16 are matched with the first clamping grooves 12, the middle parts of the second convex blocks 16 are inwards sunken to form second clamping grooves 17, first convex blocks 13 are upwards formed in the middle parts of the first clamping grooves 12 in a protruding mode, and the first convex blocks 13 are matched with the second clamping grooves 17;

the plug-in components, the plug-in components is including offering the inserted bar groove 7 in the inside both sides of second lug 16 and offering the push rod groove 5 at the inside top of shell 1, the inside of inserted bar groove 7 is fixed with first spring 6, and the one end of first spring 6 is connected with the inserted bar 15 that can insert the inside in push rod groove 5, push rod groove 5 is corresponding with inserted bar groove 7, and the inside activity in push rod groove 5 is inserted and is equipped with push rod 3, ejector pad 20 inconsistent with the 15 tip of inserted bar is installed to the one end of push rod 3.

Specifically, when the safety connection terminal is damaged, an electrician can push the push rod 3 to move the push rod 3 along the push rod groove 5, then the push rod 3 pushes the insert rod 15 through the push block 20, so that the insert rod 15 is retracted into the insert rod groove 7 under the action of the first spring 6, then the electrician pulls the cover plate 8 downwards, at this time, the second bump 16 is moved out of the first clamping groove 12, the first bump 13 is moved out of the second clamping groove 17, so that the cover plate 8 is separated from the housing 1, the safety connection terminal is disassembled, then the electrician maintains or replaces the terminal body 9 inside the housing 1, after maintenance or replacement, the electrician covers the cover plate 8 on the top of the housing 1, at this time, the second bump 16 is clamped into the first clamping groove 12, at the same time, the first bump 13 is clamped into the second clamping groove 17, so as to limit the cover plate 8 and the housing 1, at this time, the insert rod groove 7 corresponds to the push rod groove 5, then the inserted bar 15 will inject in the push rod groove 5 under the effect of first spring 6 to the tip with ejector pad 20 is inconsistent, with the apron 8 and the shell 1 between the joint spacing, with this installation of realizing apron 8 and shell 1, thereby realize binding post's quick assembly disassembly, so that binding post's maintenance or change, the effectual maintenance or the change efficiency that improves binding post can guarantee binding post's normal use.

In this embodiment, preferably, the mounting mechanism further includes a limiting component, the limiting component is used for limiting the plugging component, the limiting component includes fixing plates 4 mounted on two sides of the top of the housing 1, a limiting rod 14 is inserted on the fixing plates 4, and the bottom of the limiting rod 14 penetrates through the push rod 3.

Specifically, after the safe binding post equipment was accomplished, the electrician can inject gag lever post 14 by fixed plate 4 on, run through push rod 3 until gag lever post 14 to carry on spacingly with push rod 3, can prevent that 3 unexpected atress of push rod from pushing out push rod groove 5 with inserted bar 15, cause the problem that apron 8 and shell 1 break away from, thereby realize the firm installation between apron 8 and the shell 1, the stable use of the safe binding post of being convenient for.

In this embodiment, preferably, two positioning blocks 18 are installed on two symmetrical sides of the top of the housing 1, two positioning grooves 19 are opened on two symmetrical sides of the bottom of the cover plate 8, and the four positioning grooves 19 correspond to the four positioning blocks 18 one to one.

Specifically, when the top of the shell 1 is covered with the cover plate 8, the positioning block 18 at the top of the shell 1 can be inserted into the positioning groove 19 at the bottom of the cover plate 8, and the cover plate 8 and the shell 1 are quickly positioned through the insertion and connection cooperation of the positioning block 18 and the positioning groove 19, so that the cover plate 8 and the shell 1 can be quickly assembled conveniently.

In this embodiment, preferably, the clamping plates 103 are all arc-shaped, and one side of each clamping plate 103 is bonded with an insulating pad 104.

Specifically, when the clamping plate 103 is spacing with the connecting wire centre gripping, insulating pad 104 can play insulating, the effect of pad protection to the connecting wire, can prevent hard contact between connecting wire and the clamping plate 103, avoids the connecting wire wearing and tearing to can prevent the terminal electric leakage, ensure the normal use of terminal.

In this embodiment, preferably, a limiting plate is further installed inside the push rod groove 5, a through hole with a diameter larger than that of the push rod 3 is formed in the middle of the limiting plate, and the diameter of the through hole is smaller than the length of the push block 20.

Specifically, when electrician pushed and pulled push rod 3, the limiting plate can carry out spacingly with push rod 3, can prevent that push rod 3 from slipping in by push rod groove 5 to in the normal use of push rod 3.

In this embodiment, it is preferable that one end of the push block 20 is extended outward to form a convex rod, and the diameter of the convex rod is smaller than that of the insert rod 15.

Specifically, when the push block 20 pushes the insertion rod 15, the insertion rod 15 can be conveniently pushed out of the push rod groove 5 by the convex rod with the smaller diameter at the end of the push block 20, so that the cover plate 8 and the shell 1 can be conveniently separated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Safe binding post is used to kilovolt distribution network, its characterized in that: comprises a shell (1), a cover plate (8) covered on the top of the shell (1) and a terminal body (9) arranged in the shell (1); the two sides of the shell (1) are respectively provided with a wire inlet (2) and a wire outlet (11), one side of the wire inlet (2) and the wire outlet (11) is provided with a protection mechanism (10), the protection mechanism (10) comprises a protection barrel (101), the inner wall of the protection barrel (101) is fixed with a plurality of second springs (102), the free ends of the second springs (102) are connected with clamping plates (103), and the clamping plates (103) are used for limiting the clamping of the connecting wire.

2. The safety terminal for the kilovolt power distribution network according to claim 1, characterized in that: further comprising a mounting mechanism for securing the cover plate (8) to the housing (1), said mounting mechanism comprising:

the clamping component comprises second convex blocks (16) which are symmetrically arranged on two sides of the bottom of the cover plate (8) and first clamping grooves (12) which are symmetrically arranged on two sides of the top of the shell (1), the second convex blocks (16) are matched with the first clamping grooves (12), the middle of each second convex block (16) is inwards sunken to form a second clamping groove (17), the middle of each first clamping groove (12) is upwards protruded to form a first convex block (13), and the first convex blocks (13) are matched with the second clamping grooves (17);

the plug-in connection assembly comprises plug rod grooves (7) formed in two sides of the inner portion of the second protruding block (16) and a push rod groove (5) formed in the top portion of the inner portion of the shell (1), a first spring (6) is fixed inside the plug rod grooves (7), one end of the first spring (6) is connected with a plug rod (15) capable of being inserted into the inner portion of the push rod groove (5), the push rod grooves (5) correspond to the plug rod grooves (7), a push rod (3) is inserted into the inner portion of the push rod groove (5), and a push block (20) which is inconsistent with the end portion of the plug rod (15) is installed at one end of the push rod (3).

3. The safety terminal for the kilovolt power distribution network according to claim 2, characterized in that: the installation mechanism further comprises a limiting component, the limiting component is used for limiting the inserting component, the limiting component comprises fixing plates (4) installed on two sides of the top of the shell (1), limiting rods (14) are inserted into the fixing plates (4), and the bottoms of the limiting rods (14) penetrate through the push rods (3).

4. The safety terminal for the kilovolt power distribution network according to claim 1, characterized in that: two locating blocks (18) are installed on two symmetrical sides of the top of the shell (1), two locating grooves (19) are formed in two symmetrical sides of the bottom of the cover plate (8), and the four locating grooves (19) correspond to the four locating blocks (18) one to one.

5. The safety terminal for the kilovolt power distribution network according to claim 1, characterized in that: the clamping plates (103) are all arc-shaped, and one side of each clamping plate (103) is bonded with an insulating pad (104).

6. The safety terminal for the kilovolt power distribution network according to claim 2, characterized in that: the limiting plate is further installed inside the push rod groove (5), a through hole with the diameter larger than that of the push rod (3) is formed in the middle of the limiting plate, and the diameter of the through hole is smaller than the length of the push block (20).

7. The safety terminal for the kilovolt power distribution network according to claim 2, characterized in that: one end of the push block (20) extends outwards to form a convex rod, and the diameter of the convex rod is smaller than that of the insert rod (15).