CN218770553U

CN218770553U - Novel manual lifter

Info

Publication number: CN218770553U
Application number: CN202222940201.2U
Authority: CN
Inventors: 母利先; 高洛宜; 樊丽英
Original assignee: Kunming Yutian Technologies Engineering Co ltd
Current assignee: Kunming Yutian Technologies Engineering Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-03-28
Anticipated expiration: 2032-11-04

Abstract

The utility model discloses a novel manual lifting rod, which comprises an installation shell and a lifting rod main body, wherein a middle vertical plate is welded inside the installation shell, and the lifting rod main body is inserted and installed on one side of the middle vertical plate; the utility model discloses in, through rotating the epaxial rocking handle of connecting, make the rocking handle drive the gear revolve of connecting axle one end, because well rack and gear engagement that well plate surface settled are connected, and the top of rack is through the aluminium alloy tube fixed connection of round pin axle with the topmost of lifter main part, make the lift of rack can drive the lifter main part and stretch out and draw back, realize the flexible regulation of hand formula lifter main part, so that the lifter main part drives the lightning rod under the effect of nylon insulated column and goes up and down, then the screw thread knob of wall installation outside the rotating installation shell, make the one end and the rack side of screw thread knob offset, realize the locking after the lift, compare in the lift mode of traditional pulley wire rope structure or screw thread screw rod structure, have factor of safety height and the fast advantage of elevating speed.

Description

Novel manual lifter

Technical Field

The utility model relates to a lightning rod technical field especially relates to a novel manual lifter.

Background

Lightning rod, also known as lightning rod, is used to protect buildings, tall trees, etc. from lightning strikes. The top end of the protected object is provided with a lightning receptor which is connected with a drainage ground net buried underground by a lead wire meeting the specification. The lightning rod specification must accord with the GB standard, and the high specification of lightning rod that each lightning protection classification needs is all different, wherein, in order to compensate the mounting height of lightning rod, need be equipped with elevating system to the lightning rod, and the elevating system based on the lightning rod is common on the market includes: pulley wire rope structure and screw thread screw rod structure, (1), pulley wire rope structure waves the handle through assembly pulley and wire rope manpower in the pole and goes up and down, and the shortcoming of pulley wire rope structure is that all bearings of lifter lean on wire rope to support completely, and wire rope corrosion easily pulls up the easy fracture of wire rope and causes the accident repeatedly, (2), screw thread screw rod structure is equipped with the motor through the pole internal thread and rotates screw rod automatic rising, and screw thread screw rod structure's shortcoming is that transmission efficiency is low, and elevating speed is slow, for example: through the retrieval, publication No. CN210985613U provides rubbish burning power plant and removes liftable formula lightning rod lightning protection system, and telescopic lightning rod is equipped with the lifter on the base in this scheme to the lift adjustment of lightning rod.

Based on the above, in the prior art, the steel wire rope of the pulley steel wire rope structure is easy to break to cause accidents, and the lifting speed of the threaded screw rod structure is slow, so that the safety and the efficiency of the lifting adjustment of the lightning rod are affected.

Therefore, a novel manual lifting rod is provided, and the novel manual lifting rod has the advantages of high safety factor and high lifting speed, and further solves the problems in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel manual lifting rod.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel manual lifter, includes installation shell and lifter main part, the inside welding of installation shell has well riser, and inserts on one side of well riser and install the lifter main part, the lifter main part is formed by the aluminum alloy pipe intussusception of multisection different diameters, well riser is laminated from the one side of lifter main part and is had the rack, and the rack periphery has the direction briquetting through the screw fixation, the direction briquetting is connected with the edge cladding of rack, installation shell upper portion surface rotates through the bearing and is connected with the connecting axle, and the one end fixedly connected with rocking handle of connecting axle to the other end fixed mounting of connecting axle has the gear, wheel and rack meshing is connected, the top interlude of rack is provided with the round pin axle, and the aluminum alloy pipe fixed connection at the one end of round pin axle and lifter main part topmost, installation shell outer wall threaded connection has the screw thread knob, and the one end of screw thread knob offsets with the side of rack.

As a further description of the above technical solution: the surface of the middle vertical plate is fixed with a plurality of guide pressing blocks with L-shaped sections through screws, and the guide pressing blocks are distributed on two sides of the rack in a group.

As a further description of the above technical solution: the top of lifter main part is pegged graft and is fixed with the nylon insulated column, and the top of nylon insulated column passes through bolt and outside lightning rod fixed connection.

As a further description of the above technical solution: the part of the rack extending to the outer side of the mounting shell is provided with a mounting hole, and the pin shaft is connected with the mounting hole of the rack in an inserting manner.

As a further description of the above technical solution: and a round rod-shaped handle is welded on the surface of the upper part of each section of the aluminum alloy pipe of the lifting rod main body.

As a further description of the above technical solution: the outer wall surfaces of the mounting shell and the lifting rod main body are all coated with three-proofing paint.

The utility model discloses following beneficial effect has:

the utility model discloses in, through rotating the epaxial rocking handle of connecting, make the rocking handle drive the gear revolve of connecting axle one end, because well rack and gear engagement that well plate surface settled are connected, and the top of rack is through the aluminium alloy tube fixed connection of round pin axle with the topmost of lifter main part, make the lift of rack can drive the lifter main part and stretch out and draw back, realize the flexible regulation of hand formula lifter main part, so that the lifter main part drives the lightning rod under the effect of nylon insulated column and goes up and down, then the screw thread knob of wall installation outside the rotating installation shell, make the one end and the rack side of screw thread knob offset, realize the locking after the lift, compare in the lift mode of traditional pulley wire rope structure or screw thread screw rod structure, have factor of safety height and the fast advantage of elevating speed.

Drawings

Fig. 1 is a schematic view of an external structure of a novel manual lifting rod of the present invention;

fig. 2 is a schematic view of the internal structure of a novel manual lifting rod of the present invention;

fig. 3 is a schematic diagram of a structure of the middle vertical plate of the novel manual lifting rod of the present invention.

Illustration of the drawings:

1. mounting a shell; 2. a threaded knob; 3. a connecting shaft; 4. a rack; 5. a pin shaft; 6. a lifter body; 7. a rocking handle; 8. a middle vertical plate; 9. a handle; 10. a gear; 11. a guide pressing block; 12. a nylon insulating column; 13. and (7) mounting holes.

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.

According to the utility model discloses an embodiment provides a novel manual lifter.

Referring now to the drawings and the detailed description of the preferred embodiments, as shown in fig. 1-3, a novel manual lifter according to an embodiment of the present invention includes a mounting case 1 and a lifter body 6, wherein a central vertical plate 8 is welded inside the mounting case 1, the lifter body 6 is inserted and installed on one side of the central vertical plate 8, the lifter body 6 is formed by nesting a plurality of aluminum alloy tubes of different diameters, a rack 4 is attached to a side of the central vertical plate 8 facing away from the lifter body 6, a guide block 11 is fixed to the periphery of the rack 4 by screws, the guide block 11 is connected to the edge of the rack 4 in a covering manner, the upper surface of the mounting case 1 is rotatably connected to a connecting shaft 3 through a bearing, and one end of the connecting shaft 3 is fixedly connected to a crank 7, and the other end of the connecting shaft 3 is fixedly installed with a gear 10, the gear 10 is engaged with the rack 4, a pin 5 is inserted and installed on the top of the rack 4, and one end of the pin 5 is fixedly connected to the aluminum alloy tube at the top of the lifter body 6, the outer wall of the mounting case 1 is connected to a screw thread knob 2, and one end of the screw thread of the screw 2 is engaged with the gear 6, and the gear 6 is engaged with the crank 4, and the lifting rod is engaged with the gear 6, the screw rod is fixed to drive the lifting pin 6, the lifting pin is fixed to drive the lifting pin to rotate the lifting pin to drive the lifting pin 6, one end of the threaded knob 2 is abutted against the side face of the rack 4, so that locking after lifting is realized, and the stability of the lifting rod main body 6 after height adjustment is kept;

in one embodiment, a plurality of guide pressing blocks 11 with an L-shaped cross section are fixed on the surface of the middle plate 8 through screws, and the plurality of guide pressing blocks 11 are distributed on two sides of the rack 4 in groups, so that a connecting structure can be provided for the rack 4 through the plurality of guide pressing blocks 11, and the installation and the movement of the rack 4 are facilitated.

In one embodiment, a nylon insulating column 12 is fixedly inserted into the top of the lifting rod main body 6, the top of the nylon insulating column 12 is fixedly connected with an external lightning rod through a bolt, the nylon insulating column 12 is integrally an injection molding piece, the lower end of the nylon insulating column is a solid cylinder with the diameter of phi 46mm and the length of 50mm, the nylon insulating column is inserted into the phi 50 lifting rod main body 6 to form interference fit, and an M8 standard stainless steel bolt is used for fixing at the position of 25 mm.

In one embodiment, a mounting hole 13 is formed in a portion of the rack 4 extending to the outside of the mounting shell 1, the pin 5 is inserted into the mounting hole 13 of the rack 4, the insertion of the pin 5 is facilitated through the mounting hole 13, and the rack 4 and the lifting rod main body 6 are hooked conveniently, wherein a pin hole is formed in one section of aluminum alloy pipe of the lifting rod main body 6 corresponding to the pin 5, so that the mounting is facilitated.

In one embodiment, a round rod-shaped handle 9 is welded on the upper surface of each section of aluminum alloy pipe of the lifting rod main body 6, manual lifting and auxiliary rocking handle 7 lifting are facilitated through the handle 9, wherein the lifting rod main body 6 is a cylindrical mechanical device formed by assembling 12 sections of 2A12 aluminum alloy pipes, an inner gasket buckle with a sealing ring is installed on the bottom of each section, and the inner gasket buckle is fixed on the bottom of the aluminum alloy pipe through screws.

In one embodiment, the outer wall surfaces of the installation shell 1 and the lifting rod main body 6 are both coated with three-proofing paint, so that the service life of the device can be prolonged through the three-proofing paint, and the device is rust-proof and corrosion-proof.

The working principle is as follows:

during the use, at first, with nylon insulator 12 the top of inserting in lifter main part 6, then adopt the mode that bolt and nylon insulator 12 and lightning rod alternate the connection, make the lightning rod be fixed in on the nylon insulator 12, when adjusting the lightning rod height in lifter main part 6 top, through rotating rocking handle 7 on the connecting axle 3, make rocking handle 7 drive the gear 10 rotation of connecting axle 3 one end, because rack 4 and gear 10 meshing connection of well riser 8 surface arrangement, and the top of rack 4 is through round pin axle 5 and lifter main part 6 aluminium alloy tube fixed connection at the top, make the lift of rack 4 can drive lifter main part 6 and stretch out and draw back, realize the flexible regulation of hand formula lifter main part 6, so that lifter main part 6 drives the lightning rod to go up and down under the effect of nylon insulator 12, then the screw thread knob 2 of rotatory installation shell 1 outer wall installation, make the one end of screw thread knob 2 offset with rack 4 side, realize the locking after the lift, the steadiness after keeping the height adjustment of lifter main part 6.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel manual lifter, includes installation shell (1) and lifter main part (6), its characterized in that: the utility model discloses an installation shell, including installation shell (1), riser (8), and well riser (8) one side inserts and installs lifter main part (6), lifter main part (6) are formed by the aluminum alloy pipe intussusception of multisection different diameters, well riser (8) deviate from the one side laminating of lifter main part (6) have rack (4), and rack (4) periphery has guide briquetting (11) through the screw fixation, guide briquetting (11) are connected with the edge cladding of rack (4), installation shell (1) upper portion surface is rotated through the bearing and is connected with connecting axle (3), and the one end fixedly connected with rocking handle (7) of connecting axle (3) to the other end fixed mounting of connecting axle (3) has gear (10), gear (10) are connected with rack (4) meshing, the top interlude of rack (4) is provided with round pin axle (5), and the one end of round pin axle (5) and the aluminum alloy pipe fixed connection of lifter main part (6) topmost, installation shell (1) outer wall threaded connection has screw thread knob (2), and the one end of screw thread knob (2) offsets with the side of rack (4).

2. The novel manual lifting rod of claim 1, characterized in that: the surface of the middle vertical plate (8) is fixed with a plurality of guide pressing blocks (11) with L-shaped sections through screws, and the guide pressing blocks (11) are distributed on two sides of the rack (4) in pairs.

3. The novel manual lifting rod of claim 1, characterized in that: the top of the lifting rod main body (6) is fixedly connected with a nylon insulating column (12) in an inserting mode, and the top of the nylon insulating column (12) is fixedly connected with an external lightning rod through a bolt.

4. The novel manual lifting rod of claim 1, characterized in that: the part that rack (4) extend to the installation shell (1) outside has seted up mounting hole (13), round pin axle (5) alternate with mounting hole (13) of rack (4) and are connected.

5. The novel manual lifting rod of claim 1, characterized in that: and a round rod-shaped handle (9) is welded on the surface of the upper part of each section of aluminum alloy pipe of the lifting rod main body (6).

6. The novel manual lifting rod of claim 1, characterized in that: the outer wall surfaces of the mounting shell (1) and the lifting rod main body (6) are sprayed with three-proofing paint.