Threading apparatus for electrical installation

Abstract

The utility model relates to the technical field of electrical installation, and discloses a threading apparatus for electrical installation, which comprises a base, the top of the base is provided with a rotating drum, the outer surface of the rotating drum is provided with a threading wire, the other end of the threading wire is fixedly connected with a threading head, the threading head is provided with a wire inserting groove, and the threading head is provided with a wire inserting groove. And two rotating shafts are rotationally connected into the wire inserting groove, and the outer surfaces of the two rotating shafts are fixedly sleeved with worm wheels. Through cooperative use of the base, the rotating cylinder, the threading wire, the threading head, the wire inserting groove, the connecting rod, the clamping plates, the worm, the push block and other structures, after one end of a wire is inserted into the wire inserting groove, the wire can be conveniently and rapidly clamped and fixed by the two clamping plates which move oppositely, the operation is convenient and rapid, and the working efficiency is improved. And the inconvenience caused by screwing and fixing the wire and unscrewing and clamping the wire is avoided, so that the connection process of the wire and the threading head is more time-saving and labor-saving, and the overall threading efficiency of the wire is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrical installation technical field especially relates to a threading device for electrical installation. BACKGROUND

[0002] The threading device is an excellent auxiliary tool for guiding the rope in the pipeline, and the smooth and elastic surface can easily pass through the narrow channel. The threading device for electrical installation is used for guiding the electrical line during the installation of the electrical line.

[0003] At present, during the use of the threading device, after the threading head passes through the pipeline, the electrical wire to be threaded needs to be rotationally fixed with the threading head, or fixed through the bolt structure, and then the threading head can be retracted to drive the electrical wire to complete the threading work. After the electrical wire is rotationally separated from the threading head, the threading head can be used next time. When multiple electrical wires need to be threaded, the connection process of the electrical wire and the threading head is time-consuming and laborious, thereby reducing the overall threading efficiency.

[0004] Therefore, it is necessary to provide a threading device for electrical installation to solve the above technical problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a threading device for electrical installation that solves the problems in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a threading device for electrical installation, comprising a base, a rotating drum is arranged on the top of the base, a threading line is arranged on the outer surface of the rotating drum, a threading head is fixedly connected to the other end of the threading line, a wire insertion slot is formed in the threading head, two rotating shafts are rotatably connected inside the wire insertion slot, a worm wheel is fixedly connected to the outer surface of each rotating shaft, an annular rod is fixedly connected to the bottom of the worm wheel, a connecting rod is fixedly connected to the bottom end of the annular rod, a clamping plate is rotatably connected to the connecting rod, an anti-skid plate is fixedly connected to one side of the clamping plate, a rotating assembly is arranged inside the wire insertion slot, a shielding assembly is arranged on the threading head, the two rotating shafts are oppositely arranged, and the protective plate is made of rubber anti-skid material.

[0007] Further description of the above technical scheme:

[0008] Two telescopic rods are fixedly connected inside the wire insertion slot, and the other ends of the two telescopic rods are fixedly connected with the two clamping plates respectively. Through the arrangement of the telescopic rods, the clamping plates can be guided to move horizontally when they are pushed by the connecting rod.

[0009] Further description of the above technical scheme:

[0010] The top of the base is fixedly connected with two supports and a guide plate, the rotating drum is rotatably connected between the opposite sides of the two supports, the guide plate is movably connected with the penetrating wire, and one side of one of the supports is fixedly installed with a motor, and an output end of the motor is fixedly connected with one end of the rotating drum.

[0011] As a further description of the above technical solution:

[0012] The rotating assembly comprises a threaded rod rotatably connected inside the wire insertion slot, a threaded sleeve threadedly connected to the outer surface of the threaded rod, and a worm fixedly sleeved to the outer surface of the threaded rod.

[0013] As a further description of the above technical solution:

[0014] The inside of the wire insertion slot is fixedly connected with a baffle, the worm is engaged with two worms, and the depth of the wire inserted into the wire insertion slot can be controlled after the baffle abuts against the wire.

[0015] As a further description of the above technical solution:

[0016] A slot is formed through the wire penetrating head, a push block is slidably connected inside the slot, and the bottom of the push block is fixedly connected with the outer surface of the threaded sleeve.

[0017] As a further description of the above technical solution:

[0018] The outer surface of the wire penetrating head is fixedly sleeved with an annular plate, and the front surface of the annular plate is fixedly embedded with a magnet one.

[0019] As a further description of the above technical solution:

[0020] The shielding assembly comprises a shielding ring movably sleeved to the outer surface of the wire penetrating head, a magnet two fixedly embedded to the back surface of the shielding ring, and the magnet one and the magnet two are magnetically attracted.

[0021] The utility model has the advantages of:

[0022] 1. Compared with the prior art, the threading device for electrical installation can conveniently clamp and fix the wire through the cooperation of the base, rotating drum, lead-through wire, threading head, wire insertion slot, connecting rod, clamping plate, worm and push block, is convenient and fast, avoids the inconvenience caused by screwing and unscrewing the wire, saves time and effort in the connection process of the wire and the threading head, and improves the overall threading efficiency of the wire.

[0023] 2. Compared with the prior art, the threading device for electrical installation can conveniently shield the push block through magnetic attraction by the cooperation of the ring plate, magnet one, shielding ring and magnet two, avoids the problem that the threading head is driven to move when abutting against the inner wall of the pipeline during movement in the pipeline, and reduces the stability of the clamped wire. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a whole structure perspective view of the threading device for electrical installation.

[0025] Figure 2 It is a structure diagram of the threaded rod and connecting rod of the threading device for electrical installation.

[0026] Figure 3 It is a structure diagram of the slot and ring plate of the threading device for electrical installation.

[0027] Figure 4 It is a structure diagram of the worm gear and worm of the threading device for electrical installation.

[0028] Figure 5 It is a structure diagram of the rotating shaft and ring rod of the threading device for electrical installation.

[0029] LEGEND:

[0030] 1. Base; 2. Rotating drum; 3. Lead-through wire; 4. Threading head; 5. Wire insertion slot; 6. Rotating shaft; 7. Worm gear; 8. Ring rod; 9. Connecting rod; 10. Clamping plate; 11. Anti-skid plate; 12. Telescopic rod; 13. Bracket; 14. Motor; 15. Threaded rod; 16. Threaded sleeve; 17. Worm; 18. Baffle; 19. Slot; 20. Push block; 21. Ring plate; 22. Magnet one; 23. Shielding ring; 24. Magnet two; 25. Guide plate. DETAILED DESCRIPTION

[0031] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0032] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application. Figures 1-5 The utility model provides a kind of threading device for electrical installation, including base 1, the top of base 1 is provided with rotating drum 2, the outer surface of rotating drum 2 is provided with threading 3, the other end of threading 3 is fixedly connected with threading head 4, threading head 4 is provided with wire insertion slot 5, the inside of wire insertion slot 5 is fixedly connected with two telescopic rods 12 and baffle 18, the other end of two telescopic rods 12 is respectively fixedly connected with two clamping plates 10, the inside of wire insertion slot 5 is rotatably connected with two shafts 6, the outer surface of two shafts 6 is fixedly provided with worm gear 7, the bottom of worm gear 7 is fixedly connected with annular rod 8, the bottom end of annular rod 8 is fixedly connected with connecting rod 9, connecting rod 9 is rotatably connected with clamping plate 10, the side of clamping plate 10 is fixedly connected with antiskid plate 11, the inside of wire insertion slot 5 is provided with rotating assembly, threading head 4 is provided with shielding assembly, by the cooperation of base 1, rotating drum 2, threading 3, threading head 4, wire insertion slot 5, connecting rod 9, clamping plate 10, worm 17 and push block 20 etc., after the one end of electric wire is inserted into the inside of wire insertion slot 5, it is conveniently clamped and fixed to two opposite moving clamping plates 10, it is convenient and fast, and the inconvenience caused by screwing and unscrewing clamping of electric wire is avoided, so that the connection process of electric wire and threading head 4 is more time-saving and labor-saving, and the overall threading efficiency of electric wire is improved.

[0033] The top of base 1 is fixedly connected with two supports 13 and guide plate 25, rotating drum 2 is rotatably connected between the opposite sides of two supports 13, guide plate 25 is movably connected with threading 3, one side of one of supports 13 is fixedly installed with motor 14, the output end of motor 14 is fixedly connected with one end of rotating drum 2, after rotating drum 2 is driven to rotate by starting motor 14, threading head 4 passing through pipeline can be wound under the cooperation of threading 3.

[0034] The rotating assembly comprises a threaded rod 15 rotatably connected in the wire slot 5, a threaded sleeve 16 threadedly connected to the outer surface of the threaded rod 15, a worm 17 fixedly sleeved on the outer surface of the threaded rod 15, the worm 17 being engaged with the two worm gears 7, a slot 19 penetratingly formed in the threading head 4, a push block 20 slidably connected in the slot 19, and the bottom of the push block 20 being fixedly connected with the outer surface of the threaded sleeve 16. Through the arrangement of the rotating assembly, the two clamping plates 10 can be synchronously moved to clamp the wires of different thicknesses, thereby improving the practicability of the device.

[0035] The outer surface of the threading head 4 is fixedly sleeved with an annular plate 21, the front surface of the annular plate 21 is fixedly embedded with a magnet one 22, the shielding assembly comprises a shielding ring 23 movably sleeved on the outer surface of the threading head 4, the back surface of the shielding ring 23 is fixedly embedded with a magnet two 24, the magnet one 22 and the magnet two 24 are magnetically attracted to each other, and through the cooperation of the annular plate 21, the magnet one 22, the shielding ring 23 and the magnet two 24, the push block 20 can be conveniently shielded by magnetic attraction, thereby avoiding the problem that the threading head 4 is moved in the pipeline and abuts against the inner wall of the pipeline to be moved, thereby reducing the stability of the clamped wires.

[0036] Working principle: when in use, after the threading head 4 is inserted into the pipeline, the shielding ring 23 is manually pulled to separate the magnet one 22 from the magnet two 24, so that the push block 20 is exposed from the slot 19, then one end of the wire to be threaded is inserted into the wire slot 5 until it abuts against the baffle 18, and then the push block 20 is manually pushed to drive the threaded sleeve 16 to move, the threaded sleeve 16 drives the threaded rod 15 and the worm 17 to synchronously rotate, the worm 17 drives the two worm gears 7 engaged therewith to synchronously rotate, and the worm gears 7 drive the corresponding annular rods 8 and connecting rods 9 to rotate, so that the two clamping plates 10 drive the corresponding anti-skid plates 11 to move relative to each other after the extension rod 12 is guided and the extension end is elongated, and the wire to be threaded is clamped and fixed by the anti-skid plates 11.

[0037] When the wire to be threaded is clamped and fixed in the wire slot 5, the shielding ring 23 is moved again to magnetically attract the magnet one and the magnet two, the push block 20 is shielded by the shielding ring 23, then the motor 14 is started to drive the rotating drum 2 to rotate and wind the threading wire 3, and the threading head 4 is moved to drive the wire to move synchronously for threading work, and after the threading is completed, the shielding ring 23 is pushed and the push block 20 is pushed to release the clamping of the wire, and the wire is pulled out of the wire slot 5.

[0038] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A fish tape for electrical installations comprising a base (1), characterised in that: The top of the base (1) is provided with a rotating drum (2), the outer surface of the rotating drum (2) is provided with a lead-through line (3), the other end of the lead-through line (3) is fixedly connected with a threading head (4), the threading head (4) is provided with a wire insertion slot (5), the wire insertion slot (5) is rotatably connected with two rotating shafts (6), the outer surfaces of the two rotating shafts (6) are fixedly provided with worm gears (7), the bottom of the worm gear (7) is fixedly connected with an annular rod (8), the bottom end of the annular rod (8) is fixedly connected with a connecting rod (9), the connecting rod (9) is rotatably connected with a clamping plate (10), one side of the clamping plate (10) is fixedly connected with an anti-skid plate (11), the wire insertion slot (5) is provided with a rotating assembly, and the threading head (4) is provided with a shielding assembly.

2. A fish tape for electrical installations according to claim 1, characterized in that: The wire insertion slot (5) is fixedly connected with two telescopic rods (12), and the other ends of the two telescopic rods (12) are fixedly connected with the two clamping plates (10) respectively.

3. An electrical installation fish tape as defined in claim 1, wherein: The top of the base (1) is fixedly connected with two supports (13) and a guide plate (25), the rotating drum (2) is rotatably connected between the opposite sides of the two supports (13), the guide plate (25) is movably connected with the lead-through line (3), one side of one of the supports (13) is fixedly provided with a motor (14), and one end of the rotating drum (2) is fixedly connected with the output end of the motor (14).

4. An electrical installation fish tape according to claim 1, wherein: The rotating assembly comprises a threaded rod (15), the threaded rod (15) is rotatably connected in the wire insertion slot (5), the outer surface of the threaded rod (15) is threadedly connected with a threaded sleeve (16), and the outer surface of the threaded rod (15) is fixedly provided with a worm (17).

5. An electrical installation fish tape according to claim 4, wherein: The wire insertion slot (5) is fixedly connected with a baffle (18), and the worm (17) is engaged with the two worm gears (7).

6. An electrical installation fish tape according to claim 4, wherein: A slot (19) is formed in the threading head (4), a push block (20) is slidably connected in the slot (19), and the bottom of the push block (20) is fixedly connected with the outer surface of the threaded sleeve (16).

7. An electrical installation fish tape according to claim 1, wherein: The outer surface of the threading head (4) is fixedly provided with an annular plate (21), and the front surface of the annular plate (21) is fixedly embedded with a magnet one (22).

8. An electrical installation fish tape according to claim 7, wherein: The shielding assembly comprises a shielding ring (23), the shielding ring (23) is movably provided on the outer surface of the threading head (4), the back surface of the shielding ring (23) is fixedly embedded with a magnet two (24), and the magnet one (22) and the magnet two (24) are magnetically attracted.

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