CN210764113U

CN210764113U - Worm gear and worm lifter with self-lubricating structure

Info

Publication number: CN210764113U
Application number: CN201921886111.1U
Authority: CN
Inventors: 杨成
Original assignee: Hangzhou Xingyu Transmission Co ltd
Current assignee: Hangzhou Xingyu Transmission Co ltd
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-06-16
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses a worm gear elevator with a self-lubricating structure, which comprises an elevator case, wherein a lead screw is inserted in the elevator case, a worm gear case is arranged at the upper end of the elevator case, the lead screw penetrates in the worm gear case, one side of the worm gear case is provided with a worm case, the elevator case is connected with the worm case through a frame, a driving rod is inserted in the worm case, a lubricating mechanism is arranged at the upper end of the worm gear case and at two sides of the lead screw, a worm wheel is arranged in the worm gear case, a worm matched with the worm wheel is arranged in the worm case, a driving motor is arranged at one end of the driving rod and at the upper end of the elevator case, the lubricating mechanism comprises a shell, the shell is arranged at the upper end of the worm gear case, a first pressing plate and a second pressing plate are arranged in the shell, two groups of fixing rods are arranged at the upper end, and a limiting plate is arranged on one side of the first pressing plate and the second pressing plate and on one side of the inner part of the shell.

Description

Worm gear and worm lifter with self-lubricating structure

Technical Field

The utility model relates to an elevator field particularly, relates to a worm gear lift with self-lubricating structure.

Background

At present, the traditional worm and gear elevator is divided into two forms of screw rod movement and nut movement. Rotation through the worm drives the worm wheel motion, and then makes the lead screw move again, and worm wheel need add lubricating oil to its inside addition after operation a period, and the inside lubricating system of taking certainly of most elevator that has now, but the long-time of lead screw, and people are mostly through smearing lubricating oil to the outside of lead screw, but the condition that the staff forgets or does not have lubricating oil can make the lead screw wearing and tearing increase occasionally can appear, and efficiency reduces, has reduced the life of lead screw.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is to above not enough, provide a worm gear lift with self-lubricating structure, solve the problem that the lead screw lacks lubricating mechanism.

The technical scheme of the utility model is realized like this:

the utility model provides a worm gear lift with self-lubricating structure, includes elevator machine case, the inside interlude of elevator machine case is equipped with the lead screw, the upper end of elevator machine case is equipped with worm gear machine case, and, the lead screw runs through the worm gear machine incasement, one side of worm gear machine case is equipped with worm machine case, and, the elevator machine case with connect through the frame between the worm machine case, the interlude of worm machine incasement is equipped with the actuating lever, the upper end of worm gear machine case just is located the both sides of lead screw are equipped with lubricating mechanism.

Preferably, a worm wheel is arranged in the worm wheel case, and a worm matched with the worm wheel is arranged in the worm case.

Preferably, a driving motor is arranged at one end of the driving rod and at the upper end of the elevator case.

Preferably, the lubricating mechanism comprises a shell, the shell is located at the upper end of the worm gear case, a first pressing plate and a second pressing plate are arranged inside the shell, a first two groups of fixing rods are arranged at the upper end of the first pressing plate, a second two groups of fixing rods are arranged at the lower end of the second pressing plate, and a limiting plate is arranged on one side of the first pressing plate and located on one side of the inside of the shell.

Preferably, a spongy cushion is arranged between the first pressing plate and the second pressing plate, and an oil hole is formed in the outer side of the shell and located on one side of the spongy cushion.

Preferably, the limiting plate is provided with a plurality of oil outlets, and the oil outlets are of a conical structure.

Preferably, the first fixing rods of the two groups are sleeved with the first springs, the second fixing rods of the two groups are sleeved with the second springs, and the elastic coefficients of the first springs are smaller than those of the second springs and are the same.

The utility model has the advantages that:

1. the utility model adopts the two groups of pressing plates to extrude the spongy cushion, so that the spongy cushion produces oil, manual lubricating oil adding on the screw rod is omitted, and the effect of self-lubricating the screw rod is achieved;

2. the utility model has the advantages of simple structure, convenient to use has guaranteed that the lift is at the in-process of operation, and all accessible time lubrication of each part for the unity of wearing and tearing prolongs the life of worm gear and lead screw.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a worm and gear elevator with a self-lubricating structure according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a lubricating mechanism according to an embodiment of the present invention.

In the figure:

1. an elevator car; 2. a screw rod; 3. a worm gear case; 4. a worm case; 5. a frame; 6. a drive rod; 7. a lubrication mechanism; 8. a drive motor; 9. a housing; 10. pressing a first plate; 11. pressing a second plate; 12. fixing a rod I; 13. a second fixing rod; 14. a limiting plate; 15. a sponge cushion; 16. an oil filler hole; 17. an oil outlet hole; 18. a first spring; 19. and a second spring.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

An embodiment, as shown in fig. 1, according to the utility model discloses a worm gear lift with self-lubricating structure, including elevator machine case 1, elevator machine case 1's inside interlude is equipped with lead screw 2, elevator machine case 1's upper end is equipped with worm gear case 3, and, lead screw 2 runs through in worm gear case 3, one side of worm gear case 3 is equipped with worm gear case 4, and, be connected through frame 5 between elevator machine case 1 and the worm gear case 4, the interlude is equipped with actuating lever 6 in the worm gear case 4, the upper end of worm gear case 3 and the both sides that are located lead screw 2 are equipped with lubricating mechanism 7, be equipped with the worm wheel in the worm gear case 3, be equipped with the worm with worm wheel matched with in the worm gear case 4, the one end of actuating lever 6 and the upper end that is located elevator machine case 1.

The structure and operation of the lubricating mechanism 7 will be described in detail below.

As shown in fig. 2, the lubricating mechanism 7 includes a housing 9, the housing 9 is located at the upper end of the worm gear box 3, a first pressing plate 10 and a second pressing plate 11 are disposed inside the housing 9, two sets of first fixing rods 12 are disposed at the upper end of the first pressing plate 10, two sets of second fixing rods 13 are disposed at the lower end of the second pressing plate 11, and a limiting plate 14 is disposed at one side of the first pressing plate 10 and the second pressing plate 11 and at one side located inside the housing 9.

Specifically, a spongy cushion 15 is arranged between the first pressing plate 10 and the second pressing plate 11, an oil filling hole 16 is formed in one side, located on the spongy cushion 15, of the outer side of the shell 9, oil is filled through the oil filling hole 16, and the spongy cushion 15 can store oil and increase the storage capacity of the spongy cushion.

Specifically, a plurality of oil outlet 17 have been seted up on the limiting plate 14 to, oil outlet 17 is the toper structure, can oil to lead screw 2 surface through oil outlet 17, and oil outlet 17 is the toper structure and can accelerate the oil outlet area.

Specifically, all the two groups of fixing rods 12 are sleeved with springs I18, and two groups of fixing rods II 13 are sleeved with springs II 19, and the elastic coefficient of the springs I18 is smaller than that of the springs II 19, so that when the elevator case 1 does not work, the elasticity generated by the springs II 19 is larger, the balance between the pressing plates I10 and the pressing plates II 11 is ensured, and the spongy cushion 15 is not extruded.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application: when the elevator case 1 does not work, the first spring 18 and the second spring 19 are kept still, the elastic coefficient of the first spring 18 is smaller than that of the second spring 19, the generated elastic force of the second spring 19 is larger, the balance of the first pressing plate 10 and the second pressing plate 11 is guaranteed, the spongy cushion 15 is not extruded, and further the spongy cushion 15 does not produce oil, when the elevator case 1 works, the whole body moves up and down, the movement state of the first spring 18 and the second spring 19 is changed, the first spring 18 generates acting force on the first pressing plate 10, the second spring 19 generates acting force on the second pressing plate 11, further the first pressing plate 10 and the second pressing plate 11 extrude the spongy cushion 15, the spongy cushion 15 extrudes lubricating oil, and the lubricating oil acts on the screw rod 2 through the oil outlet 17, therefore, in the working process of the elevator case 1, the screw rod 2 can be lubricated independently.

In conclusion, by means of the above technical scheme of the utility model, the sponge cushion 15 is extruded by the two groups of pressing plates, so that the sponge cushion 15 produces oil, the artificial lubricating oil adding on the screw rod 2 is omitted, and the effect of self-lubricating the screw rod 2 is achieved; the utility model has the advantages of simple structure, convenient to use has guaranteed that the lift is at the in-process of operation, and all accessible time lubrication of each part for the unity of wearing and tearing prolongs worm gear and lead screw 2's life.

Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The utility model provides a worm gear lift with self-lubricating structure, its characterized in that, includes lift machine case (1), the inside interlude of lift machine case (1) is equipped with lead screw (2), the upper end of lift machine case (1) is equipped with worm gear case (3), and, lead screw (2) run through in worm gear case (3), one side of worm gear case (3) is equipped with worm machine case (4), and, lift machine case (1) with connect through frame (5) between worm machine case (4), it is equipped with actuating lever (6) to alternate in worm machine case (4), the upper end of worm gear case (3) just is located the both sides of lead screw (2) are equipped with lubricating mechanism (7).

2. The worm and gear elevator with self-lubricating structure as claimed in claim 1, characterized in that the worm gear case (3) is provided with a worm gear, and the worm case (4) is provided with a worm matching with the worm gear.

3. The worm-gear elevator with self-lubricating structure according to claim 1, characterized in that a driving motor (8) is provided at one end of the driving rod (6) and at the upper end of the elevator car (1).

4. The worm and gear elevator with the self-lubricating structure as claimed in claim 1, wherein the lubricating mechanism (7) comprises a housing (9), the housing (9) is located at the upper end of the worm gear box (3), a first pressing plate (10) and a second pressing plate (11) are arranged inside the housing (9), two sets of first fixing rods (12) are arranged at the upper end of the first pressing plate (10), two sets of second fixing rods (13) are arranged at the lower end of the second pressing plate (11), and a limiting plate (14) is arranged at one side of the first pressing plate (10) and the second pressing plate (11) and at one side of the inside of the housing (9).

5. The worm and gear elevator with self-lubricating structure as claimed in claim 4, characterized in that a sponge cushion (15) is arranged between the first pressing plate (10) and the second pressing plate (11), and an oil filling hole (16) is arranged on the outer side of the shell (9) and on one side of the sponge cushion (15).

6. The worm and gear elevator with self-lubricating structure as claimed in claim 5, wherein the limiting plate (14) is provided with a plurality of oil outlets (17), and the oil outlets (17) are in a conical structure.

7. The worm and gear elevator with self-lubricating structure as claimed in claim 6, characterized in that two sets of the first fixing rods (12) are sleeved with a first spring (18), two sets of the second fixing rods (13) are sleeved with a second spring (19), and the first spring (18) has a smaller elastic coefficient than the second spring (19).