CN210223642U

CN210223642U - Mineral insulated cable for high and low voltage

Info

Publication number: CN210223642U
Application number: CN201921136654.1U
Authority: CN
Inventors: Xingquan Zhang; 张星权
Original assignee: Chongqing Shenzhou Cable Group Ltd By Share Ltd
Current assignee: Chongqing Shenzhou Cable Group Ltd By Share Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-03-31
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a mineral insulated cable for high and low pressure, including outer insulation layer and conductor, the conductor is located the inside of outer insulation layer, the outside of outer insulation layer is provided with stabilizing mean, stabilizing mean includes first stabilizing block, second stabilizing block, gag lever post, firm board and rotary rod, circular slot and round hole have been seted up on the surface of first stabilizing block, be provided with the carriage release lever on the first stabilizing block, the outside of carriage release lever is provided with the spring, the carriage release lever is in vertical state, the top of carriage release lever is provided with the limiting plate, the limiting plate side is provided with the returning face plate, the bottom of returning face plate is provided with the spacing post, a plurality of half circular arc grooves, the spacing groove have been seted up on the surface of limiting plate; when the conductor of outer insulating layer parcel is connected with ammeter or electronic box respectively, press from both sides the conductor at limiting plate and the flip plate on both in the circle of placing that the semi-circular arc groove is constituteed, make the conductor be in stable state, avoid the conductor to shake under the unexpected tear of cable and make the connection unstable, make the cable use for a long time.

Description

Mineral insulated cable for high and low voltage

Technical Field

The utility model belongs to the technical field of the cable, concretely relates to a mineral insulated cable for high and low pressure.

Background

The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion, the wire and cable in a broad sense is also called as a cable for short, and the cable in a narrow sense refers to an insulated cable, and can be defined as an aggregate consisting of the following parts: the one or more insulated wire cores, and their respective possible coatings, total and outer jackets, and the cable may also have additional conductors without insulation.

The existing mine electric meter and the electric box are connected with cables, the problem that the cables are unstable due to the fact that the conductors on the connected cables are prone to shaking when the cables are too long and accidentally touch and tear is solved, and therefore the mineral insulated cables for high and low voltage are provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mineral insulated cable for high and low pressure to be connected with the cable on the mine field ammeter that proposes in solving above-mentioned background art and the electronic box, the cable overlength touches easily accidentally and makes the conductor on the cable of connecting rock and lead to the unstable problem of cable.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mineral insulated cable for high and low pressure, includes outer insulation layer and conductor, the conductor is located outer insulation layer's inside, outer insulation layer's the outside is provided with stabilizing mean, stabilizing mean includes first stabilizing block, second stabilizing block, gag lever post, steadying plate and rotary rod, circular slot and round hole have been seted up on first stabilizing block's surface, be provided with the carriage release lever on the first stabilizing block, the outside of carriage release lever is provided with the spring, the carriage release lever is in vertical state, the top of carriage release lever is provided with the limiting plate, the limiting plate side is provided with the returning face plate, the bottom of returning face plate is provided with spacing post, a plurality of semi-circular arc grooves, spacing groove have been seted up on the surface of limiting plate, the surface of returning face plate is provided with spacing ear.

Preferably, the outer surface that is located the firm piece lower side position of second on the external insulation layer is provided with fastening device, fastening device includes first shell and second shell, the both sides side of first shell all is provided with first connecting block, the both sides side of second shell all is provided with the second connecting block, the surface of second connecting block is provided with the stopper.

Preferably, the first shell and the second shell are both in a semi-circular ring shape, a circular groove is formed in the bottom of the first connecting block, the same screw holes are formed in the first connecting block and the second connecting block, and when the limiting blocks are embedded into the circular groove, the centers of the two screw holes are located on the same straight line.

Preferably, the surface of the first stabilizing block is provided with a quadrant, the surface of the second stabilizing block is provided with a quadrant, the first stabilizing block and the second stabilizing block are combined into a limiting circle after being attached, the limiting rod is arranged into a T-shaped structure, and the limiting rod penetrates through the first stabilizing block and the second stabilizing block.

Preferably, the stabilizing plate comprises a rear vertical part and a front vertical part, the stabilizing plate is of an L-shaped structure, the rear vertical part of the stabilizing plate is connected with the side face of the first stabilizing block, the second stabilizing block is positioned between the first stabilizing block and the front vertical part of the stabilizing plate, the rotary rod is set to be of a T-shaped structure, a threaded hole is formed in the side face of the front vertical part of the stabilizing plate, threads are arranged on the surface of the rotary rod, the rotary rod penetrates through the threaded hole and is connected with the side face of the second stabilizing block, and the rotary rod slides along the length direction of the limiting rod.

Preferably, the bottom of carriage release lever sets to "T" type structure, the top of carriage release lever passes the round hole on the first piece that stabilizes and is connected with the limiting plate bottom, the top and the first piece that stabilizes of spring are connected and the bottom is connected with the carriage release lever.

Preferably, the limiting plate is connected with the turnover plate through a hinge, when the turnover plate is attached to the limiting plate, the limiting lugs are embedded into the limiting grooves, and the limiting plate and the turnover plate form a placing circle through semi-circular arc grooves on the limiting plate and the semi-circular arc grooves on the turnover plate.

Preferably, the limiting column and the moving rod are located on the same vertical face, when the limiting column and the circular groove are located on the same vertical line, the limiting column is embedded into the circular groove, and the outer insulating layer is made of polyvinyl chloride materials.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a screw that the first shell and the second shell pass through the screw holes on the first connecting block and the second connecting block is fixed on the wall surface, the outer insulating layer of the cable is fixed, and the cable is convenient to connect and install; when the conductor wrapped in the outer insulating layer made of polyvinyl chloride material is connected with an electric meter or an electric box respectively, the conductor is clamped in a placing circle formed by the semi-arc grooves on the limiting plate and the turnover plate, so that the conductor is in a stable state, the conductor is prevented from shaking to make connection unstable under the condition of accidental pulling of the cable, and the cable is used for a long time.

Drawings

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

FIG. 2 is a schematic top view of the first stabilizing block of the present invention;

fig. 3 is a schematic view of a downward structure of the limiting plate of the present invention;

fig. 4 is a schematic top view of the first housing of the present invention;

fig. 5 is a schematic sectional view of the first connecting block of the present invention;

in the figure: 1. an outer insulating layer; 2. a conductor; 3. a stabilizing mechanism; 4. a first stabilizing block; 5. a second stabilizing block; 6. a limiting rod; 7. a stabilizing plate; 8. rotating the rod; 9. a travel bar; 10. a spring; 11. a limiting plate; 12. a turnover plate; 13. a limiting column; 14. a fastening mechanism; 15. a circular groove; 16. a semi-circular arc groove; 17. a limiting groove; 18. a limiting lug; 19. a first housing; 20. a second housing; 21. a first connection block; 22. a second connecting block; 23. a limiting block; 41. a circular hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1 to 5, the present invention provides a technical solution: a mineral insulated cable for high and low voltage comprises an outer insulating layer 1 and a conductor 2, wherein the conductor 2 is positioned inside the outer insulating layer 1, a fastening mechanism 14 is arranged on the outer surface of the outer insulating layer 1, which is positioned at the lower side position of a second stabilizing block 5, the fastening mechanism 14 comprises a first shell 19 and a second shell 20, a ring formed by the first shell 19 and the second shell 20 is in sliding connection with the outer insulating layer 1, the side surfaces of the two sides of the first shell 19 are respectively provided with a first connecting block 21, the side surfaces of the two sides of the second shell 20 are respectively provided with a second connecting block 22, the surface of the second connecting block 22 is provided with a limiting block 23, the outer side of the outer insulating layer 1 is provided with a stabilizing mechanism 3, the stabilizing mechanism 3 comprises a first stabilizing block 4, a second stabilizing block 5, a limiting rod 6, a stabilizing plate 7 and a rotating rod 8, the surface of the first stabilizing block 4 is provided with a circular groove 15 and a circular hole 41, the first, the outside of carriage release lever 9 is provided with spring 10, and carriage release lever 9 is in vertical state, and the top of carriage release lever 9 is provided with limiting plate 11, and limiting plate 11 side is provided with returning face plate 12, and the bottom of returning face plate 12 is provided with spacing post 13, and three semicircle groove 16, spacing groove 17 have been seted up on the surface of limiting plate 11, and the surface of returning face plate 12 is provided with spacing ear 18.

In this embodiment, first shell 19 is the semicircle ring shape with second shell 20, and the circular recess has been seted up to the bottom of first connecting block 21, has all seted up the same screw on first connecting block 21 and the second connecting block 22, and when stopper 23 embedding and circular recess, two screw centre of a circle are in same straight line, are convenient for pass through the screw fixation at the wall to first connecting block 21 and second connecting block 22.

In this embodiment, the surface of the first stabilizing block 4 is provided with a quadrant, the surface of the second stabilizing block 5 is provided with a quadrant, the first stabilizing block 4 and the second stabilizing block 5 are combined into a limiting circle after being attached, the limiting rod 6 is provided with a "T" shaped structure, the limiting rod 6 passes through the first stabilizing block 4 and the second stabilizing block 5, the limiting rod 6 and the first stabilizing block 4 are connected stably by screwing screws, so that the first stabilizing block 4 and the second stabilizing block 5 slide along the length direction of the cable.

In this embodiment, the steadying plate 7 includes vertical portion in back and preceding vertical portion, steadying plate 7 is "L" type structure, vertical portion is connected with the side of first steadying piece 4 behind the steadying plate 7, second steadying piece 5 is located between vertical portion before first steadying piece 4 and steadying plate 7, rotary rod 8 sets to "T" type structure, screw hole has been seted up to vertical portion side before the steadying plate 7, rotary rod 8's surface is provided with the screw thread, rotary rod 8 passes the screw hole and is connected with the side of second steadying piece 5, make second steadying piece 5 slide along the length direction of gag lever post 6.

In this embodiment, the bottom end of the moving rod 9 is set to be a "T" shaped structure, the top end of the moving rod 9 passes through the circular hole 41 on the first stabilizing block 4 and is connected with the bottom end of the limiting plate 11, the top end of the spring 10 is connected with the first stabilizing block 4 and the bottom end is connected with the moving rod 9, so that the moving rod 9 slides along the vertical direction.

In this embodiment, limiting plate 11 and returning face plate 12 pass through hinge connection, and when returning face plate 12 and limiting plate 11 laminated mutually, spacing ear 18 imbeds in the spacing groove 17, and limiting plate 11 and returning face plate 12 semi-circular arc groove 16 on the two constitute one and place the circle, and limiting plate 11 rotates with returning face plate 12 to be connected, is convenient for rotate returning face plate 12.

In this embodiment, the limiting column 13 and the moving rod 9 are located on the same vertical plane, and when the limiting column 13 and the circular groove 15 are located on the same vertical line, the limiting column 13 is embedded into the circular groove 15, so that the limiting column 13 and the first stabilizing block 4 are stably connected.

The utility model discloses a theory of operation and use flow: when the cable is connected with an electric meter or an electric box, the first shell 19 and the second shell 20 slide to proper positions along the surface of the outer insulating layer 1, then the first shell 19 and the second shell 20 are fixed on the wall surface through screws penetrating through screw holes on the first connecting block 21 and the second connecting block 22, the outer insulating layer 1 of the cable is fixed, and the cable is convenient to connect and install;

the conductor 2 wrapped in the outer insulating layer 1 is respectively connected with an electric meter or an electric box, the first stabilizing block 4 slides to a proper position along the length direction of the cable, the rotating rod 8 rotates, the second stabilizing block 5 rotates and is tightly attached to the first stabilizing block 4, then the limiting plate 11 is pinched to move upwards, the moving rod 9 moves upwards, the spring 10 is in a contraction state, the limiting plate 11 is rotated to be positioned at the upper side position of the first stabilizing block 4, then, the turnover plate 12 is attached to the limiting plate 11, the limiting lugs 18 are embedded into the limiting grooves 17, the conductor 2 is clamped in a placing circle formed by the two semicircular grooves 16, the conductor 2 is in a stable state, the conductor 2 is prevented from shaking to make connection unstable due to accidental pulling of a cable, the limiting plate 11 is loosened, the spring 10 is stretched out from a contraction state, the limiting plate 11 and the turnover plate 12 move downwards, the limiting columns 13 are embedded into the circular grooves 15, and the limiting plate 11 and the turnover plate 12 are in a stable state.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Mineral insulated cable for high and low voltages, comprising an outer insulation layer (1) and a conductor (2), said conductor (2) being located inside the outer insulation layer (1), characterized in that: a stabilizing mechanism (3) is arranged on the outer side of the outer insulating layer (1), the stabilizing mechanism (3) comprises a first stabilizing block (4), a second stabilizing block (5), a limiting rod (6), a stabilizing plate (7) and a rotating rod (8), the surface of the first stabilizing block (4) is provided with a circular groove (15) and a circular hole (41), a moving rod (9) is arranged on the first stabilizing block (4), a spring (10) is arranged on the outer side of the moving rod (9), the movable rod (9) is in a vertical state, a limit plate (11) is arranged at the top end of the movable rod (9), a turnover plate (12) is arranged on the side surface of the limit plate (11), a limit column (13) is arranged at the bottom of the turnover plate (12), the surface of the limiting plate (11) is provided with a plurality of semi-arc grooves (16) and limiting grooves (17), and the surface of the turnover plate (12) is provided with limiting lugs (18).

2. Mineral insulated cable for high and low pressures according to claim 1, characterized in that: the outer surface that lies in second firm piece (5) downside position on outer insulation layer (1) is provided with fastening device (14), fastening device (14) include first shell (19) and second shell (20), the both sides side of first shell (19) all is provided with first connecting block (21), the both sides side of second shell (20) all is provided with second connecting block (22), the surface of second connecting block (22) is provided with stopper (23).

3. Mineral insulated cable for high and low pressures according to claim 2, characterized in that: first shell (19) and second shell (20) are the semicircle ring shape, circular recess has been seted up to the bottom of first connecting block (21), the same screw has all been seted up on first connecting block (21) and second connecting block (22), works as stopper (23) imbeds in circular recess, and two screw centre of a circle are in same straight line.

4. Mineral insulated cable for high and low pressures according to claim 1, characterized in that: the surface of the first stabilizing block (4) is provided with a quadrant, the surface of the second stabilizing block (5) is provided with a quadrant, the first stabilizing block (4) and the second stabilizing block (5) are combined into a limiting circle after being attached, the limiting rod (6) is arranged into a T-shaped structure, and the limiting rod (6) penetrates through the first stabilizing block (4) and the second stabilizing block (5).

5. Mineral insulated cable for high and low pressures according to claim 1, characterized in that: the utility model discloses a stable board, including the fixed plate of fixed plate (7), stable plate (7) is including back vertical portion and preceding vertical portion, stable plate (7) are "L" type structure, vertical portion is connected with the side of first stable piece (4) behind stable plate (7), second stable piece (5) are located between first stable piece (4) and the vertical portion before stable plate (7), rotary rod (8) set to "T" type structure, the screw hole has been seted up to vertical portion side before stable plate (7), the surface of rotary rod (8) is provided with the screw thread, rotary rod (8) pass the screw hole and are connected with the side of second stable piece (5), rotary rod (8) slide along the length direction of gag lever post (6).

6. Mineral insulated cable for high and low pressures according to claim 1, characterized in that: the bottom of carriage release lever (9) sets to "T" type structure, round hole (41) on first stabilizing block (4) are passed and are connected with limiting plate (11) bottom to the top of carriage release lever (9), the top and first stabilizing block (4) of spring (10) are connected and the bottom is connected with carriage release lever (9).

7. Mineral insulated cable for high and low pressures according to claim 1, characterized in that: limiting plate (11) and returning face plate (12) pass through hinge connection, work as when returning face plate (12) and limiting plate (11) are laminated mutually, spacing ear (18) are embedded in spacing groove (17), and semi-circular arc groove (16) on limiting plate (11) and returning face plate (12) both constitute one and place the circle.

8. Mineral insulated cable for high and low pressures according to claim 1, characterized in that: the limiting column (13) and the moving rod (9) are located on the same vertical face, and when the limiting column (13) and the circular groove (15) are located on the same vertical line, the limiting column (13) is embedded into the circular groove (15).