CN212967272U

CN212967272U - Protective insulating sleeve for weak current engineering construction

Info

Publication number: CN212967272U
Application number: CN202022060114.9U
Authority: CN
Inventors: 赵慧军
Original assignee: Chengdu Yumingchuang Architectural Decoration Engineering Co ltd
Current assignee: Chengdu Yumingchuang Architectural Decoration Engineering Co ltd
Priority date: 2020-09-19
Filing date: 2020-09-19
Publication date: 2021-04-13
Anticipated expiration: 2030-09-19

Abstract

The utility model discloses a protective insulating sleeve for weak current engineering construction, which comprises a cylindrical structure consisting of a protective section, a transition section, an insertion section and a fixed section, wherein the two ends of the fixed section are respectively fixed with the conical insertion section and the transition section, the diameters of the insertion section and the transition section are gradually increased in the direction away from the fixed section, the protection section is fixed at one end of the transition section away from the fixed section, strip-shaped holes are circumferentially distributed on the fixed section, extrusion blocks are slidably connected in the strip-shaped holes along the radial direction of the fixed section, the end surfaces of the extrusion blocks extending out of the strip-shaped holes comprise extrusion parts and connecting parts, the connecting portion is parallel to the axis of the fixed section, the extruding portion and the axis of the fixed section are obliquely arranged, the outer wall of the fixed section is provided with an external thread and is spirally connected with a movable sleeve, and the movable sleeve moves axially along the fixed section to be in extruding contact with the extruding portion to push the extruding block to move inwards to clamp the electric wire. The utility model discloses simple structure, easy to assemble uses, extensive applicability, and the protection is effectual.

Description

Protective insulating sleeve for weak current engineering construction

Technical Field

The utility model relates to an electrician's construction technical field especially relates to a weak current engineering construction is with insulating cover of protection.

Background

At present, during the weak current construction process, operators of power supply bureau installation teams often encounter the frequent occurrence of field live working conditions caused by complicated field working conditions, non-standard operation flow or misoperation and the like when replacing electric wires, mounting and dismounting electric meters or mounting and dismounting terminals and other electric equipment. In addition, although the field operator carefully operates in the live working process, some abnormal conditions, such as short circuit between the live wire contacting the casing of the meter box or the human body and the voltage wire, inevitably occur, so that the human body is burnt by the arc light if the live wire contacts the casing of the meter box, and even the human body is electrocuted if the live wire contacts the casing of the meter box. Therefore, when an operator works on the low-voltage equipment on site, if the exposed wire body part of the insulated wire joint can be safely isolated or protected, the existing problems can be better solved, and the personal safety protection of the operator during the construction work of the low-voltage equipment is realized.

The mode that the protective measures that takes at present carries out safety isolation through the exposed end parcel insulating boot at the electric wire is partial, and insulating boot parcel in-process, easy carelessly rub it off in the staff work progress, still have the danger of electrocuteeing, and when stretching into the insulating boot with the exposed end of electric wire, the staff need have to hold the electric wire and put it into with it, and this in-process also has the risk of electrocuteeing if the electric wire has wearing and tearing or the staff hand is comparatively moist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a weak current engineering construction is with insulating cover of protection to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a weak current engineering construction is with insulating cover of protection, includes the tubular structure of constituteing by protection section, excessive section, insertion section and canned paragraph, the insertion section and the excessive section of toper tube-shape are fixed respectively to the both ends of canned paragraph, and keeping away from the direction of canned paragraph gradually, insertion section and excessive section diameter crescent, the one end of canned paragraph is kept away from in excessive section is fixed to the protection section.

The fixed section is provided with strip-shaped holes distributed in the circumferential direction, the strip-shaped holes are internally provided with extrusion blocks along the radial sliding direction of the fixed section, the end faces of the extrusion blocks extending out of the strip-shaped holes comprise extrusion parts and connecting parts, the connecting parts are parallel to the axis of the fixed section, the extrusion parts are obliquely arranged with the axis of the fixed section, the outer wall of the fixed section is provided with external threads and is spirally connected with a movable sleeve, and the movable sleeve moves axially along the fixed section to be in extrusion contact with the extrusion parts to push the extrusion blocks to clamp electric wires.

Furthermore, the inner wall of the strip-shaped hole is provided with a sliding groove along the radial direction of the fixed section, and the outer wall of the extrusion block is provided with a sliding block matched with the sliding groove.

Furthermore, the extruding block and the movable sleeve are made of materials, and insulating layers are arranged on the outer surfaces of the movable sleeve and the pressing block.

Furthermore, the protection section, the transition section, the insertion section and the fixing section are integrally formed, an opening is formed in the tail end of the protection section, an end cover is detachably connected to the tail end of the protection section, and an insulating pad is arranged on the inner surface of the end cover.

Furthermore, the outer wall of the insertion section is fixedly sleeved with a telescopic outer cover, the outer cover is in a corrugated pipe shape, the outer wall of the protection section is sleeved with a positioning sleeve, and the outer surface of the positioning sleeve can be connected with the telescopic end of the positioning sleeve.

Furthermore, the flexible end inner wall of dustcoat is equipped with first magic subsides, and the surface of position sleeve is equipped with the second magic subsides that bond with first magic subsides.

The utility model has the advantages that:

the utility model discloses a protection section, excessive section, the tube-shape protection architecture that insertion section and canned paragraph constitute, insert the canned paragraph gradually through the insertion section with the one end of electric wire, and in it stretches into the protection section, after the electric wire tip inserts and finishes, through rotating the movable sleeve, make each extrusion piece of movable sleeve extrusion, the inner terminal surface and the electric wire crust surface pressing contact of extrusion piece, thereby fix the electric wire outside that will protect with this device centre gripping, be difficult for droing, need not artifical handheld operation, easy operation is convenient, and the protecting effect is good, the installation is quick, and wide applicability.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic partial structural view of fig. 1 according to the present invention;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

In the figure: protection section 1, transition section 2, insertion section 3, insulating pad 4, movable sleeve 5, end cover 6, bar hole 7, extrusion piece 8, extrusion portion 81, connecting portion 82, fixed segment 9, position sleeve 10, dustcoat 11.

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.

Example 1:

referring to fig. 1 and 2, the protective insulating sleeve for weak current engineering construction comprises a cylindrical structure consisting of a protective section 1, a transition section 2, an insertion section 3 and a fixed section 9, wherein the two ends of the fixed section 9 are respectively fixed with the conical insertion section 3 and the transition section 2, the diameters of the insertion section 3 and the transition section 2 are gradually increased in the direction of gradually keeping away from the fixed section 9, and the protective section 1 is fixed at one end of the transition section 2, which is far away from the fixed section 9.

Circumference distribution bar hole 7 on the canned paragraph 9, there is extrusion piece 8 along the radial sliding connection of canned paragraph 9 in the bar hole 7, and the terminal surface of the extrusion piece 8 that stretches out bar hole 7 includes extrusion portion 81, connecting portion 82, and wherein connecting portion 82 is parallel with the axis of canned paragraph 9, and extrusion portion 81 sets up with the axis slope of canned paragraph 9, the external screw thread is seted up to 9 outer walls of canned paragraph, and screwed connection has movable sleeve 5, and movable sleeve 5 shifts to along 9 axial displacement of canned paragraph to extrusion contact promotes the 8 internal shift centre gripping electric wires of extrusion piece in extrusion portion 81.

Furthermore, the inner wall of the strip-shaped hole 7 is provided with a sliding groove along the radial direction of the fixed section 9, and the outer wall of the extrusion block 8 is provided with a sliding block matched with the sliding groove.

Furthermore, the extrusion block 8 and the movable sleeve 5 are made of materials, and the outer surfaces of the movable sleeve 5 and the pressing block 8 are provided with insulating layers.

Further, the protection section 1, the transition section 2, the insertion section 3 and the fixing section are integrally formed, an opening is formed in the tail end of the protection section 1, an end cover 6 is detachably connected to the tail end of the protection section 1, and an insulating pad 4 is arranged on the inner surface of the end cover 6; further improving the insulation protection effect.

Example 2:

referring to fig. 3, the present embodiment is a further improvement on embodiment 1, a telescopic outer cover 11 is fixedly sleeved on an outer wall of the insertion section 3, the outer cover 11 is in a bellows shape, a positioning sleeve 10 is sleeved on an outer wall of the protection section 1, and an outer surface of the positioning sleeve 10 can be connected with a telescopic end of the positioning sleeve 10; so that the insulating effect is further enhanced by the outer cover 11.

Further, a first magic tape is arranged on the inner wall of the telescopic end of the outer cover 11, and a second magic tape adhered with the first magic tape is arranged on the outer surface of the positioning sleeve 10; the positioning sleeve 10 is convenient to mount, and the protection effect is further improved.

This device simple structure, when using, insert the one end of electric wire into canned paragraph 9 gradually through insertion section 3, and until it stretches into in the protection section 1, insert the back that finishes when the electric wire tip, through rotating movable sleeve 5, make movable sleeve 5 extrude each extrusion piece 8, the inner terminal surface and the electric wire crust surface pressing contact of extrusion piece 8, thereby fix this device centre gripping in the electric wire outside that will protect, be difficult for droing, need not artifical handheld operation, easy operation is convenient, and the protecting effect is good, the installation is quick, and wide applicability.

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. The utility model provides a weak current engineering construction is with insulating cover of protection which characterized in that: the device comprises a cylindrical structure consisting of a protection section (1), a transition section (2), an insertion section (3) and a fixing section (9), wherein the two ends of the fixing section (9) are respectively fixed with the conical cylindrical insertion section (3) and the transition section (2), the diameters of the insertion section (3) and the transition section (2) are gradually increased in the direction away from the fixing section (9), and the protection section (1) is fixed at one end, away from the fixing section (9), of the transition section (2);

circumference distribution bar hole (7) on canned paragraph (9), the radial sliding connection of edge canned paragraph (9) has extrusion piece (8) in bar hole (7), and the terminal surface of the extrusion piece (8) of stretching out bar hole (7) includes extrusion portion (81), connecting portion (82), and wherein connecting portion (82) are parallel with the axis of canned paragraph (9), and extrusion portion (81) set up with the axis slope of canned paragraph (9), external screw thread and screwed connection have movable sleeve (5) are seted up to canned paragraph (9) outer wall, and movable sleeve (5) are changeed to along canned paragraph (9) axial displacement to extrusion contact in extrusion portion (81), promote the extrusion piece (8) internal shift centre gripping electric wire.

2. The protective insulating sleeve for weak current engineering construction according to claim 1, characterized in that: the inner wall of the strip-shaped hole (7) is provided with a sliding groove along the radial direction of the fixed section (9), and the outer wall of the extrusion block (8) is provided with a sliding block matched with the sliding groove.

3. The protective insulating sleeve for weak current engineering construction according to claim 1, characterized in that: the material products are uniformly arranged on the extruding block (8) and the movable sleeve (5), and the outer surfaces of the movable sleeve (5) and the extruding block (8) are provided with insulating layers.

4. The protective insulating sleeve for weak current engineering construction according to claim 1, characterized in that: protection section (1), transition section (2), insertion section (3) and fixed section integrated into one piece offer uncovered and can dismantle at the end of protection section (1) and be connected with end cover (6), the internal surface of end cover (6) is equipped with insulating pad (4).

5. The protective insulating sleeve for weak current engineering construction according to claim 1, characterized in that: the outer wall of the insertion section (3) is fixedly sleeved with a telescopic outer cover (11), the outer cover (11) is in a corrugated pipe shape, the outer wall of the protection section (1) is sleeved with a positioning sleeve (10), and the outer surface of the positioning sleeve (10) can be connected with the telescopic end of the positioning sleeve (10).

6. The protective insulating sleeve for weak current engineering construction according to claim 5, characterized in that: the inner wall of the telescopic end of the outer cover (11) is provided with a first magic tape, and the outer surface of the positioning sleeve (10) is provided with a second magic tape which is bonded with the first magic tape.