CN210380043U

CN210380043U - Electric threading device for building construction

Info

Publication number: CN210380043U
Application number: CN201921655120.XU
Authority: CN
Inventors: 李欣; 邵珠虹
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-04-21
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses an electric threading device for construction, including base and extension bar, the left end fixed mounting of base has broken head, the upper and lower both ends of base have all been seted up and have been placed the hole, two place downthehole equal fixed mounting have a spring, two the equal fixed mounting of the other end of spring has a base, two the equal movable mounting in the outside of base has the pivot. The utility model discloses an in arranging the steel pipe in with the base, then through first screw hole and first threaded rod screwed connection, thereby can extend the base, thereby make things convenient for the threading and dismantle and carry, then can pound the mortar that solidifies in the steel pipe to pieces through broken head, thereby can make things convenient for the base to walk in the steel pipe, then can be with the inner wall laminating and the slider of pulley and steel pipe at the spout internalization through the spring, thereby can effectual increase the stability of base walking in the steel pipe, further the going on of convenient threading.

Description

Electric threading device for building construction

Technical Field

The utility model relates to a threading device specifically is an electric threading device for construction.

Background

At present, in building construction, a wire threading is the most critical and complicated work in electrical engineering, and for a long time, an electrical pre-embedding project is usually adopted in the process of foundation construction, wherein a traction iron wire is firstly penetrated into a steel pipe, then the steel pipe is bent, and finally the steel pipe penetrated with the traction iron wire is pre-embedded according to the trend requirement of electrical wiring in the foundation construction so as to be used for guiding and pulling the wire in the electrical wiring process after the foundation construction of the building is finished.

An electric lead threading device for building construction is disclosed in the prior patent (publication No. CN200620039003.7), which comprises a thick and hard main lead formed by a plastic thread rope twisted by a plurality of strands of PET plastic threads and a thin and soft front lead formed by a steel wire rope twisted by a plurality of strands of stainless steel wires, a guide wire formed by connecting the main lead and the front lead by pressing through an intermediate transition joint, and guide heads arranged at the other ends of the main lead and the front lead.

In implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved: 1. the condition that mortar is poured into the steel pipe due to improper construction often happens in the construction process of capital construction, so that the solidified mortar cannot be broken through well by the device for threading the lead.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric threading device for construction has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an electric lead-through device for building construction comprises a base and an extension bar;

the crushing head is fixedly installed at the left end of the base, placing holes are formed in the upper end and the lower end of the base, springs are fixedly installed in the two placing holes, a base is fixedly installed at the other end of each spring, rotating shafts are movably installed on the outer sides of the two bases, pulleys are fixedly installed on the outer sides of the two rotating shafts, sliding grooves are formed in the left end and the right end of an inner cavity of each placing hole, sliding blocks are movably connected in the two sliding grooves, and the two sliding blocks are fixedly connected with the base respectively;

first screw hole has been seted up at the right-hand member middle part of base, the left end middle part fixed mounting of extension bar has first threaded rod, the second screw hole has been seted up to the right-hand member of extension bar, the upper end middle part of extension bar is seted up flutedly, the left end bottom fixed mounting of recess has the second threaded rod, the cover is equipped with the fixed plate on the second threaded rod, the right-hand member fixed connection electric wire of fixed plate, the outside cover of second threaded rod is equipped with the nut, nut and second threaded rod screwed connection.

As a preferred embodiment of the present invention, the inner cavity of the second threaded hole is provided with rubber to prevent blockage.

As a preferred embodiment of the present invention, the extension bar is made of PPR material.

As a preferred embodiment of the present invention, the extension bar has a bending spring fixedly mounted in an inner cavity thereof.

As a preferred embodiment of the present invention, the outer side of the crushing head is provided with a protective cover.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to an electric threading device for construction, through arranging the base in the steel pipe, then through first screw hole and first threaded rod screwed connection, thereby can extend the base, thereby make things convenient for the threading and dismantle and carry, then can smash the mortar that solidifies in the steel pipe to pieces through broken head, thereby can make things convenient for the base to walk in the steel pipe, then can be with the inner wall laminating and the slider of pulley and steel pipe at the spout internalization through the spring, thereby can effectual increase the stability that the base walked in the steel pipe, further the going on of convenient threading.

2. The utility model relates to an electric threading device for construction prevents through rubber that the jam can effectually prevent that the rubble from causing the jam with the second screw hole to influence the connection of extension rod.

3. The utility model relates to an electric threading device for construction thereby forms the elasticity that can effectual increase extension bar through the extension bar by the preparation of PPR material to can be crooked to the extension bar, thereby can carry out the threading to the steel pipe of bending.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front view of an electric lead-through device for building construction of the present invention;

fig. 2 is a top view of the electric lead-through device placement hole for building construction of the present invention;

fig. 3 is a top view of the extension bar of the electric lead-through device for building construction of the present invention;

fig. 4 is a front view of the second threaded rod of the electrical lead-through device for building construction.

In the figure: 1. a base; 2. placing holes; 3. a slider; 4. a rotating shaft; 5. a pulley; 6. a base; 7. a spring; 8. a first threaded hole; 9. a first threaded rod; 10. a groove; 11. lengthening a rod; 12. a bending spring; 13. a second threaded hole; 14. the rubber is prevented from blocking; 15. a crushing head; 16. a protective cover; 17. a chute; 18. a nut; 19. a second threaded rod; 20. a fixing plate; 21. an electric wire.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an electric lead-through device for building construction comprises a base 1 and an extension bar 11;

a crushing head 15 is fixedly installed at the left end of the base 1, placing holes 2 are formed in the upper end and the lower end of the base 1, springs 7 are fixedly installed in the two placing holes 2, bases 6 are fixedly installed at the other ends of the two springs 7, rotating shafts 4 are movably installed on the outer sides of the two bases 6, pulleys 5 are fixedly installed on the outer sides of the two rotating shafts 4, sliding grooves 17 are formed in the left end and the right end of an inner cavity of each placing hole 2, sliding blocks 3 are movably connected in the two sliding grooves 17, and the two sliding blocks 3 are fixedly connected with the bases 6 respectively;

the middle part of the right end of the base 1 is provided with a first threaded hole 8, the middle part of the left end of the extension bar 11 is fixedly provided with a first threaded rod 9, the right end of the extension bar 11 is provided with a second threaded hole 13, the middle part of the upper end of the extension bar 11 is provided with a groove 10, the bottom end of the left end of the groove 10 is fixedly provided with a second threaded rod 19, the second threaded rod 19 is sleeved with a fixed plate 20, the right end of the fixed plate 20 is fixedly connected with an electric wire 21, the outer side of the second threaded rod 19 is sleeved with a nut 18, the nut 18 is in screw connection with the second threaded rod 19, the base 1 is placed in a steel pipe and then is in screw connection with the first threaded rod 9 through the first threaded hole 8, so that the base 1 can be extended, threading and dismounting and carrying are convenient, then mortar solidified in the steel pipe can be smashed through the crushing head 15, and, then can be with the pulley 5 with the inner wall laminating of steel pipe and the slider 3 activity in spout 17 through spring 7 to can effectual increase base 1 the stability of walking in the steel pipe, further make things convenient for going on of threading.

In this embodiment (as shown in fig. 1), the inner cavity of the second threaded hole 13 is provided with a rubber anti-blocking block 14, and the rubber anti-blocking block 14 can effectively prevent the second threaded hole 13 from being blocked by broken stones, so as to affect the connection of the extension bar 11.

In this embodiment (please refer to fig. 1), the extension bar 11 is made of a PPR material, and the extension bar 11 is made of the PPR material, so that the elasticity of the extension bar 11 can be effectively increased, the extension bar 11 can be bent, and the threading can be performed on the bent steel pipe.

In this embodiment (see fig. 2), a bending spring 12 is fixedly installed in an inner cavity of the extension bar 11, and the extension bar 11 can be effectively bent by the bending spring 12, so as to prevent the extension bar 11 from being broken due to excessive bending.

In this embodiment (please refer to fig. 1), the outer side of the crushing head 15 is sleeved with a protective cover 16, and the protective cover 16 can effectively prevent the crushing head 15 from injuring a person when the crushing head is not used.

It should be noted that the utility model relates to an electric threading device for building construction, including base 1, place hole 2, slider 3, pivot 4, pulley 5, base 6, spring 7, first screw hole 8, first threaded rod 9, recess 10, extension bar 11, bending spring 12, second screw hole 13, rubber anti-clogging 14, crushing head 15, protection casing 16, spout 17, nut 18, second threaded rod 19, fixed plate 20, electric wire 21, the part is the component that general standard or the skilled person in the art knows, its structure and principle all can all be known or can be known through the conventional experimental method for this technical staff, in operation, through placing base 1 in the steel pipe, then through first screw hole 8 and first threaded rod 9 screwed connection, thereby can lengthen base 1, thereby make things convenient for threading and dismantlement to carry, then the mortar solidified in the steel pipe can be smashed by the crushing head 15, so that the base 1 can conveniently pass through the steel pipe, then the pulley 5 can be attached to the inner wall of the steel pipe through the spring 7 and the sliding block 3 can move in the sliding groove 17, thereby effectively increasing the stability of the base 1 in the steel pipe and further facilitating the threading, the second threaded hole 13 can be effectively prevented from being blocked by the broken stone through the rubber anti-blocking 14, thereby affecting the connection of the extension bar 11, the extension bar 11 is made of PPR material, thereby effectively increasing the elasticity of the extension bar 11, so that the extension bar 11 can be bent, so that the bent steel pipe can be threaded, the extension bar 11 can be effectively bent in an auxiliary manner through the bending spring 12, thereby preventing the extension bar 11 from being excessively bent to cause breakage, and effectively preventing the crushing head 15 from causing injury to a person when not in use through the protection cover 16.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An electric lead-through device for building construction is characterized by comprising a base (1) and an extension bar (11);

a crushing head (15) is fixedly mounted at the left end of the base (1), placing holes (2) are formed in the upper end and the lower end of the base (1), springs (7) are fixedly mounted in the two placing holes (2), bases (6) are fixedly mounted at the other ends of the two springs (7), rotating shafts (4) are movably mounted on the outer sides of the two bases (6), pulleys (5) are fixedly mounted on the outer sides of the two rotating shafts (4), sliding grooves (17) are formed in the left end and the right end of an inner cavity of the two placing holes (2), sliding blocks (3) are movably connected in the two sliding grooves (17), and the two sliding blocks (3) are fixedly connected with the bases (6) respectively;

first screw hole (8) have been seted up at the right-hand member middle part of base (1), the left end middle part fixed mounting of extension bar (11) has first threaded rod (9), second screw hole (13) have been seted up to the right-hand member of extension bar (11), the upper end middle part of extension bar (11) is seted up fluted (10), the left end bottom fixed mounting of recess (10) has second threaded rod (19), the cover is equipped with fixed plate (20) on second threaded rod (19), the right-hand member fixed connection electric wire (21) of fixed plate (20), the outside cover of second threaded rod (19) is equipped with nut (18), nut (18) and second threaded rod (19) screwed connection.

2. An electrical lead-through device for building construction according to claim 1, characterized in that: and an inner cavity of the second threaded hole (13) is provided with a rubber anti-blocking block (14).

3. An electrical lead-through device for building construction according to claim 1, characterized in that: the extension bar (11) is made of PPR material.

4. An electrical lead-through device for building construction according to claim 1, characterized in that: the inner cavity of the extension bar (11) is fixedly provided with a bending spring (12).

5. An electrical lead-through device for building construction according to claim 1, characterized in that: the outer side of the crushing head (15) is sleeved with a protective cover (16).