CN219346080U

CN219346080U - Lifting rod

Info

Publication number: CN219346080U
Application number: CN202320227216.6U
Authority: CN
Inventors: 甑俊宏
Original assignee: Shenzhen Bullfight Technology Group Co ltd
Current assignee: Shenzhen Bullfight Technology Group Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-07-14
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a lifting rod, which comprises a rod body, wherein a screw rod is arranged in the rod body, an inner column is sleeved on the surface of the screw rod, a top cover is further arranged at the top of the rod body, a maintenance mechanism is arranged between the screw rod and the top cover, and the maintenance mechanism comprises: the lubricating assembly consists of a lubricating part and an oiling part, wherein the lubricating part is arranged in the screw rod, the oiling part is arranged on the top cover, and the bottom end outlet of the oiling part is positioned at the top area of the lubricating part; through the maintenance mechanism of design, can be continuous carry out lubrication maintenance to the screw rod, need not to dismantle whole lifter maintenance, it is very convenient to operate, effectively promote maintenance efficiency to can guarantee the homogeneity of lubrication in lubrication maintenance, also can conveniently add lubricating oil, perfect the not enough of current lifter on lubrication, whole simple structure simultaneously, convenient production and processing.

Description

Lifting rod

Technical Field

The utility model belongs to the technical field of lifting rods, and particularly relates to a lifting rod.

Background

The lifting rod is a structure capable of realizing a lifting function, the self height can be adjusted according to different use requirements, and the lifting rod is widely used in various mechanical equipment and parts, such as a plurality of supports with the lifting function, the height change is realized through the lifting rod, and the limiting function is realized after the specified height is reached.

The existing lifter that realizes going up and down through the screw rod is in long-term use, need regularly lubricate the maintenance to the screw rod, avoids friction to cause the great wearing and tearing to the screw rod, but current in the maintenance, need dismantle the screw rod in from the lifter to manual lubrication maintenance, whole operation is very loaded down with trivial details, makes maintenance efficiency lower, still has the maintenance effect not good simultaneously, has the maintenance blind area, has great limitation in consequently the in-service use, has modifiable space.

Disclosure of Invention

The utility model aims to provide a lifting rod, which solves the problems that the maintenance of the screw rod in the lifting rod is inconvenient to operate and the maintenance efficiency is affected in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lifter, includes the body of rod, the inside of body of rod is provided with the lead screw the surface cover of lead screw is equipped with the inner column, and the top cap is still installed at the top of body of rod, be provided with maintenance mechanism between lead screw and the top cap, this maintenance mechanism includes:

the lubricating assembly consists of a lubricating part and an oiling part, wherein the lubricating part is arranged in the screw rod, the oiling part is arranged on the top cover, and the bottom end outlet of the oiling part is positioned at the top area of the lubricating part;

the protection piece is provided with two sets of, and one of them sets up in the junction of top cap and wire rod, and another group sets up the top of oiling portion.

Preferably, the inside of lead screw is hollow form, the through-hole with inside intercommunication has evenly been seted up to the surface of lead screw, lubricated portion is the sponge post, the inside of lead screw is built-in to the sponge post, oiling portion is including seting up the oil groove of leading at the top cap top, the bottom of oil groove is in directly over the sponge post.

Preferably, one group of the protection pieces comprises a supporting ring fixed at the top of the screw rod, a ring groove is formed in the bottom end surface of the top cover, and a bearing is placed in the ring groove.

Preferably, the other group of the protection pieces is a cover plate, and the cover plate is clamped into the inner side of the top end of the oil guide groove.

Preferably, the two sides of the inner column are fixed with protrusions, and the inner wall of the rod body is provided with grooves for the protrusions to be clamped in.

Preferably, the convex end face is provided with a ball groove, a ball is clamped in the ball groove, the ball is in rolling connection with the inner wall of the groove, and the bottom end face of the ball groove is provided with an adjusting groove.

Preferably, a base is installed on the bottom end surface of the rod body, a motor is arranged in the base, and the output end of the motor is connected with the bottom end of the screw rod; the surface of the inner column is fixed with a connecting rod penetrating through the rod body.

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

through the maintenance mechanism of design, can be continuous carry out lubrication maintenance to the screw rod, need not to dismantle whole lifter maintenance, it is very convenient to operate, effectively promote maintenance efficiency to can guarantee the homogeneity of lubrication in lubrication maintenance, also can conveniently add lubricating oil, perfect the not enough of current lifter on lubrication, whole simple structure simultaneously, convenient production and processing has good practicality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic illustration of the connection of the inner post to the wire rod of the present utility model;

FIG. 3 is a cross-sectional view of the maintenance mechanism of the present utility model;

fig. 4 is a schematic view of the installation of the ball of the present utility model.

In the figure: 100. a rod body; 101. an inner column; 101a, protrusions; 101b, balls; 101c, an adjusting groove; 102. a screw rod; 102a, through holes; 102b, a support ring; 103. a top cover; 104. a sponge column; 105. a bearing; 106. an oil guiding groove; 107. a cover plate; 200. a base; 300. and (5) connecting a rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a lifter, includes body of rod 100, and the inside of body of rod 100 is provided with lead screw 102, is equipped with the interior post 101 that can go up and down at the surface cover of lead screw 102, and still installs at the top of body of rod 100 and be used for carrying out spacing top cap 103 that supports to lead screw 102, in the rotation of lead screw 102, can guarantee through top cap 103 that lead screw 102 rotates around self axle center, is provided with maintenance mechanism between lead screw 102 and the top cap 103, and this maintenance mechanism includes:

the lubrication assembly consists of a lubrication part and an oiling part, wherein the lubrication part is arranged in the screw rod 102, the screw rod 102 is continuously lubricated and maintained during rotation of the screw rod 102, the oiling part is arranged on the top cover 103, and the bottom outlet of the oiling part is positioned at the top area of the lubrication part, so that the injected lubricating oil is conveniently adsorbed, and the addition of the lubricating oil is realized;

the protection piece is provided with two groups, and one group of protection pieces is arranged at the joint of the top cover 103 and the screw rod 102 to realize connection, and the other group of protection pieces is arranged at the top of the oiling part to realize dust prevention of the oiling part.

In this embodiment, preferably, the inside of the screw rod 102 is hollow, the surface of the screw rod 102 is evenly provided with through holes 102a which are communicated with the inside and are inclined integrally, the lubrication part is a sponge column 104, in order to facilitate the later extraction of the sponge column 104, the length of the sponge column 104 is set to be greater than the hollow depth of the inside of the screw rod 102, the top of the sponge column 104 protrudes, after the top cover 103 is installed, the sponge column 104 can be normally installed through being compressed, the sponge column 104 is built in the inside of the screw rod 102, in the rotation of the screw rod 102, the lubricating oil in the sponge column 104 can be thrown out through centrifugal force generated through rotation, and the thrown out lubricating oil can be discharged to the surface of the screw rod 102 through the through holes 102a, because the effect of the screw rod 102 is used for lifting the connecting rod 300, the overall rotation speed is slower, the phenomenon that the lubricating oil is thrown out from the through holes 102a rapidly does not occur, the lubricating oil guiding groove 106 is formed at the top of the top cover 103, the bottom of the sponge groove 106 is located right above the sponge column 104, and the lubricating oil is poured into the oil guiding groove 106 when the lubricating oil needs to be added, and is adsorbed by the sponge column 104.

In this embodiment, preferably, one set of protection pieces includes a support ring 102b fixed on the top of the screw rod 102, a ring groove is provided on the bottom surface of the top cover 103, a bearing 105 is placed in the ring groove, and the limit of the screw rod 102 is achieved through the bearing 105, and meanwhile, the rotation of the screw rod 102 is not affected.

In this embodiment, preferably, the other set of protection members is a cover plate 107, the cover plate 107 is clamped to the inner side of the top end of the oil guiding groove 106, and when oil injection is completed or is not needed, the cover plate 107 is clamped, and dust prevention is achieved through the cover plate 107.

In this embodiment, preferably, the protrusions 101a are fixed on two sides of the inner column 101, the inner wall of the rod body 100 is provided with a groove into which the protrusions 101a are clamped, and when the inner column 101 vertically reciprocates on the screw rod 102, the protrusions 101a slide in the groove, so that the inner column 101 is ensured not to rotationally move along with the screw rod 102, and thus vertical lifting reciprocating motion is realized.

In this embodiment, preferably, a ball groove is formed on an end surface of the protrusion 101a, a ball 101b is clamped in the ball groove, the ball 101b is in rolling connection with an inner wall of the groove, so that a problem of large friction force in a lifting process is reduced, an adjusting groove 101c for realizing that the ball 101b is clamped in and can deform is formed at a bottom end surface of the ball groove, a base 200 is mounted on a bottom end surface of the rod body 100, a motor serving as a power source is arranged in the base 200, and an output end of the motor is connected with a bottom end of the screw rod 102, so that rotation of the screw rod 102 is realized, and the inner column 101 is driven to lift; the surface of the inner column 101 is fixed with a connecting rod 300 penetrating the rod body 100.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lifter, includes body of rod (100), the inside of body of rod (100) is provided with lead screw (102) the surface cover of lead screw (102) is equipped with interior post (101), and top cap (103) are still installed at the top of body of rod (100), its characterized in that: a maintenance mechanism is arranged between the screw rod (102) and the top cover (103), and comprises:

a lubrication assembly composed of a lubrication part and an oiling part, wherein the lubrication part is arranged in the screw rod (102), the oiling part is arranged on the top cover (103), and a bottom end outlet of the oiling part is positioned at the top area of the lubrication part;

the protection piece is provided with two groups, one group is arranged at the joint of the top cover (103) and the screw rod (102), and the other group is arranged at the top of the oiling part.

2. A lifter according to claim 1, wherein: the inside of lead screw (102) is the cavity form, through-hole (102 a) with inside intercommunication have evenly been seted up on the surface of lead screw (102), lubricated portion is sponge post (104), the inside of lead screw (102) is built-in to sponge post (104), oiling portion is including seting up oil guide groove (106) at top cap (103) top, the bottom of oil guide groove (106) is in directly over sponge post (104).

3. A lifter according to claim 2, wherein: one group of the protection pieces comprises a supporting ring (102 b) fixed at the top of the screw rod (102), an annular groove is formed in the bottom end face of the top cover (103), and a bearing (105) is placed in the annular groove.

4. A lifter according to claim 3, wherein: the other group of the protection pieces are cover plates (107), and the cover plates (107) are clamped into the inner sides of the top ends of the oil guide grooves (106).

5. A lifter according to claim 1, wherein: protrusions (101 a) are fixed on two sides of the inner column (101), and grooves for the protrusions (101 a) to be clamped in are formed in the inner wall of the rod body (100).

6. A lifter according to claim 5, wherein: the end face of the protrusion (101 a) is provided with a ball groove, a ball (101 b) is clamped in the ball groove, the ball (101 b) is in rolling connection with the inner wall of the groove, and the bottom end face of the ball groove is provided with an adjusting groove (101 c).

7. A lifter according to claim 1, wherein: a base (200) is arranged on the bottom end surface of the rod body (100), a motor is arranged in the base (200), and the output end of the motor is connected with the bottom end of the screw rod (102); the surface of the inner column (101) is fixed with a connecting rod (300) penetrating through the rod body (100).