CN216946042U

CN216946042U - Screw lift with small screw rod friction force

Info

Publication number: CN216946042U
Application number: CN202122769177.6U
Authority: CN
Inventors: 洪明亮
Original assignee: Huai'an Torch Power Technology Co ltd
Current assignee: Huai'an Torch Power Technology Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-07-12
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a screw elevator with a small screw rod friction force, which belongs to the field of screw elevators and comprises an oil injection port, wherein a bent oil injection head is arranged at the position of a passage opening of the oil injection port, the lower end of the bent oil injection head is just opposite to a gap between a screw rod and an improved guide sleeve, the improved guide sleeve further comprises an L-shaped block, an annular groove and an oil absorption sponge with an opening, the annular groove is formed in the side wall of a special-shaped sleeve, three L-shaped blocks are arranged at the edge of the annular groove and are arranged in an annular array mode through the axis of a through hole, and the oil absorption sponge with an opening is arranged at the positions of the L-shaped block and the annular groove. According to the spiral elevator with the small screw rod friction force, the special-shaped sleeve is matched with the oil absorption sponge with the opening, so that oil drip at the passage opening of the oil filling opening can be collected, waste caused by excessive inflow of lubricating oil into gaps between the screw rod and the guide sleeve is avoided, the oil absorption sponge with the opening can further perform subsequent lubrication on the screw rod, and the friction loss of the screw rod is reduced to a certain extent.

Description

Screw lift with small screw rod friction force

Technical Field

The utility model relates to the field of spiral elevators, in particular to a spiral elevator with a small screw rod friction force.

Background

The spiral lifter is a device which drives a worm wheel to rotate through a worm and drives a screw rod to move up and down through the worm wheel. The screw rod of the spiral elevator and the worm wheel or the ball nut do meshing motion in the using process, and the lubrication of the screw rod directly influences the service life of the elevator;

the Chinese utility model has the patent application number of CN202021923993.7 and is named as screw elevator lead screw lubricating device, which comprises a screw elevator box body 6, wherein a worm 1, a worm wheel 2, a lead screw 3 and two guide sleeves 5 are arranged in the screw elevator box body 6, the worm 1, the worm wheel 2 and the two guide sleeves 5 are arranged in the screw elevator box body 6, the lead screw 3 passes through the two guide sleeves 5 and the worm wheel 2, the worm wheel 2 is arranged between the two guide sleeves 5, the worm 1 is meshed with the worm wheel 2, outer threads of the lead screw 3 are meshed with inner threads of the worm wheel 2, the lead screw 3 is connected with the screw elevator box body 6 through the two guide sleeves 5, and threads matched with the lead screw 3 are arranged on the inner wall of the worm wheel 2; two ends of the worm wheel 2 are connected with the spiral elevator box body 6 through bearings. The spiral elevator box 6 is provided with a channel leading to the upper tooth surface of the screw rod 3 from the outer side of the spiral elevator box 6. A gap is arranged between the worm wheel 2 and the guide sleeve 5, and the channel is communicated with the gap. The passageway includes oiling mouth 4 and oil duct, and the one end and the 6 outsides of spiral elevator box of oiling mouth 4 communicate, and the other end of oiling mouth 4 communicates with the one end of oil duct, and the other end and clearance switch-on. The oil filling port 4 is a threaded oil filling port. The oil passage is horizontally arranged or the outlet is obliquely arranged downwards;

in the use, lubricating oil is added to the outer wall of the screw rod, the friction force of the screw rod can be reduced, and when lubricating oil is added to the oil filling port, a large amount of lubricating oil flows out of the oil filling port at one time, so that redundant lubricating oil flows out from a gap between the screw rod and the guide sleeve, and waste is caused.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a spiral elevator with a small screw rod friction force, which can effectively solve the problems in the background technology.

In order to realize the purpose, the utility model adopts the technical scheme that:

a spiral elevator with small friction force of a screw rod comprises a box body, the screw rod, an improved guide sleeve, an oil injection port, a worm and a turbine, wherein the screw rod, the worm and the turbine are arranged in the box body;

a bent oil spray head is arranged at the position of a passage opening of the oil injection port, and the lower end of the bent oil spray head is over against a gap between the screw rod and the improved guide sleeve;

the improved generation uide bushing still includes L-shaped piece, ring channel and takes open-ended oil absorption sponge, and the lateral wall of dysmorphism cover has seted up the ring channel, the edge of ring channel is equipped with three L-shaped piece, and is three the L-shaped piece is arranged with the axis ring array of through-hole, L-shaped piece and ring channel department are equipped with takes open-ended oil absorption sponge, and take open-ended oil absorption sponge's upper end edge to take and take the upper end of taking the upper end of overlap in the dysmorphism cover, adopt dysmorphism cover and take open-ended oil absorption sponge adaptation, can realize the collection of the drip oil of the passageway department of oiling mouth, avoid the too much waste that causes of inflow lead screw and uide bushing gap department of lubricating oil, take open-ended oil absorption sponge to also can carry out the follow-up lubrication of lead screw, reduce the friction loss of lead screw to a certain extent.

In a further preferred scheme of the utility model, the improved guide sleeve further comprises a lubricating oil collecting bin and a lubricating oil overflow hole, the lower end of the annular groove is provided with the lubricating oil collecting bin, the inner wall of the lubricating oil collecting bin is provided with the lubricating oil overflow hole, and the lubricating oil collecting bin is communicated with the through hole through the lubricating oil overflow hole;

according to a further preferable scheme of the utility model, the oil absorption sponge with the opening is embedded into a bin of the lubricating oil collecting bin, the oil absorption sponge with the opening is matched with the lubricating oil collecting bin with the special-shaped sleeve and the L-shaped block, lubricating oil absorbed by the oil absorption sponge with the opening flows into the lubricating oil collecting bin, then enters the through hole from a lubricating oil overflow hole of the lubricating oil collecting bin, and lubricates the screw rod again;

in a further preferable scheme of the utility model, the oil absorption sponge with the opening is matched with the L-shaped block and the annular groove, and is fixedly connected with the L-shaped block;

in a further preferable scheme of the utility model, the upper end of the oil absorption sponge with the opening is opposite to an oil outlet of the bent oil spray head, and the special-shaped sleeve is fixedly connected with the box body.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the special-shaped sleeve is adapted to the oil absorption sponge with the opening, so that oil drip at the passage opening of the oil filling opening can be collected, waste caused by excessive inflow of lubricating oil into gaps between the screw rod and the guide sleeve is avoided, the oil absorption sponge with the opening can also perform subsequent lubrication on the screw rod, the friction loss of the screw rod is reduced to a certain extent, the oil absorption sponge with the opening is adapted to the lubricating oil collecting bin and the L-shaped block of the special-shaped sleeve, the lubricating oil absorbed by the oil absorption sponge with the opening flows into the lubricating oil collecting bin, and then enters the through hole from the lubricating oil overflow hole of the lubricating oil collecting bin to lubricate the screw rod again.

Drawings

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

FIG. 2 is a schematic view of the assembly of the lead screw and the improved guide sleeve of the present invention;

FIG. 3 is an exploded view of the improved guide sleeve of the present invention;

fig. 4 is an exploded view of the present invention.

In the figure: 1. a screw rod; 2. an improved guide sleeve; 201. a special-shaped sleeve; 202. a through hole; 203. a lubricating oil collecting bin; 204. an L-shaped block; 205. an annular groove; 206. a lubricating oil overflow hole; 207. an oil absorbing sponge with openings; 3. an oil filling port; 4. bending the oil spray head; 5. a worm; 6. a turbine.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a screw elevator with a small screw rod friction force comprises a box body, a screw rod 1, an improved guide sleeve 2, an oil injection port 3, a worm 5 and a turbine 6, wherein the screw rod 1, the worm 5 and the turbine 6 are arranged in the box body, the improved guide sleeve 2 is arranged at the joint of the box body and the screw rod 1, the improved guide sleeve 2 comprises a special-shaped sleeve 201 and a through hole 202, the screw rod 1 is inserted into the through hole 202 and is sleeved with the special-shaped sleeve 201, the oil injection port 3 is arranged on the side wall of the box body, and the oil injection port 3 is arranged along the side wall of the screw rod 1 through a channel;

a bent oil spray head 4 is arranged at the position of a passage opening of the oil injection opening 3, and the lower end of the bent oil spray head 4 is over against a gap between the screw rod 1 and the improved guide sleeve 2;

the improved guide sleeve 2 further comprises an L-shaped block 204, an annular groove 205 and an oil absorption sponge 207 with an opening, the annular groove 205 is formed in the side wall of the special-shaped sleeve 201, the edge of the annular groove 205 is provided with three L-shaped blocks 204, the three L-shaped blocks 204 are arranged in an annular array on the axis of the through hole 202, the L-shaped blocks 204 and the annular groove 205 are provided with the oil absorption sponge 207 with an opening, the edge of the upper end of the oil absorption sponge 207 with an opening is lapped at the upper end of the special-shaped sleeve 201, the oil absorption sponge 207 with an opening is matched with the L-shaped block 204 and the annular groove 205, and the oil absorption sponge 207 with an opening is fixedly connected with the L-shaped block 204; take open-ended oil absorption sponge 207's upper end just right with crooked nozzle 4's oil-out, dysmorphism cover 201 and box fixed connection, in use, improve improved generation uide bushing 2 in the 1 outside of lead screw, improved generation uide bushing 2 adopts dysmorphism cover 201 and takes open-ended oil absorption sponge 207 adaptation, can realize the collection of the oil drip of the passageway mouth department of oiling mouth 3, avoid lubricating oil too much to flow into the waste that lead screw 1 and uide bushing gap department caused, take open-ended oil absorption sponge 207 to also carry out the follow-up lubrication of lead screw 1, reduce the friction loss of lead screw 1 to a certain extent.

The improved guide sleeve 2 further comprises a lubricating oil collecting bin 203 and a lubricating oil overflow hole 206, the lower end of the annular groove 205 is provided with the lubricating oil collecting bin 203, the inner wall of the lubricating oil collecting bin 203 is provided with the lubricating oil overflow hole 206, and the lubricating oil collecting bin 203 is communicated with the through hole 202 through the lubricating oil overflow hole 206; an oil absorption sponge 207 with an opening is embedded in the lubricating oil collecting bin 203;

the oil absorption sponge 207 with the opening is matched with the L-shaped block 204 and the annular groove 205, and the oil absorption sponge 207 with the opening is fixedly connected with the L-shaped block 204; the upper end of the oil absorption sponge 207 with an opening is opposite to an oil outlet of the bent oil spray head 4, and the special-shaped sleeve 201 is fixedly connected with the box body; the oil absorption sponge 207 with the opening is matched with the lubricating oil collection bin 203 and the L-shaped block 204 of the special-shaped sleeve 201, and the lubricating oil absorbed by the oil absorption sponge 207 with the opening flows into the lubricating oil collection bin 203 and then enters the through hole 202 from the lubricating oil overflow hole 206 of the lubricating oil collection bin 203 to lubricate the screw rod 1 again.

The standard parts used by the utility model can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The utility model provides a spiral lift that lead screw frictional force is little, includes box, lead screw (1), improved generation uide bushing (2), oiling mouth (3), worm (5) and turbine (6), be equipped with lead screw (1), worm (5) and turbine (6) in the box, and box and lead screw (1) junction is equipped with improved generation uide bushing (2), improved generation uide bushing (2) are including special-shaped cover (201) and through-hole (202), and lead screw (1) insert through-hole (202) and cup joint with special-shaped cover (201), the box lateral wall is equipped with oiling mouth (3), and oiling mouth (3) through the passageway along to lead screw (1) lateral wall, its characterized in that: a bent oil spray head (4) is arranged at the position of a passage opening of the oil injection opening (3), and the lower end of the bent oil spray head (4) is over against a gap between the screw rod (1) and the improved guide sleeve (2);

the improved guide sleeve (2) further comprises an L-shaped block (204), an annular groove (205) and an oil absorption sponge (207) with an opening, the annular groove (205) is formed in the side wall of the special-shaped sleeve (201), three L-shaped blocks (204) are arranged on the edge of the annular groove (205) and are distributed in an annular array mode through the axis of the through hole (202), the oil absorption sponge (207) with the opening is arranged at the positions of the L-shaped blocks (204) and the annular groove (205), and the edge of the upper end of the oil absorption sponge (207) with the opening is lapped at the upper end of the special-shaped sleeve (201).

2. A screw elevator with a low screw friction as claimed in claim 1, wherein: improved generation uide bushing (2) still include lubricating oil collection storehouse (203) and lubricating oil overflow hole (206), and lubricating oil collection storehouse (203) has been seted up to the lower extreme of ring channel (205), lubricating oil overflow hole (206) has been seted up to the inner wall of lubricating oil collection storehouse (203), and lubricating oil collection storehouse (203) is through lubricating oil overflow hole (206) and through-hole (202) intercommunication.

3. A screw elevator with a low screw friction as claimed in claim 2, wherein: the oil absorption sponge (207) with the opening is embedded into the lubricating oil collection bin (203).

4. A screw elevator with a low screw friction according to claim 1 or 2, characterized in that: the oil absorption sponge (207) with the opening is matched with the L-shaped block (204) and the annular groove (205), and the oil absorption sponge (207) with the opening is fixedly connected with the L-shaped block (204).

5. A screw elevator with a low screw friction according to claim 1 or 2, wherein: the upper end of the oil absorption sponge (207) with the opening is opposite to an oil outlet of the bent oil spray head (4), and the special-shaped sleeve (201) is fixedly connected with the box body.