CN214003228U

CN214003228U - Continuous lifting chain tensioning mechanism

Info

Publication number: CN214003228U
Application number: CN202022174931.7U
Authority: CN
Inventors: 吉木燕; 韩振春
Original assignee: Suzhou Fulairui Intelligent Manufacturing Technology Co ltd
Current assignee: Suzhou Fulairui Intelligent Manufacturing Technology Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-08-20
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a continuous lifting chain tensioning mechanism, which comprises at least two transmission mechanisms, a sliding plate, a plurality of locking screws, a fixed frame, a plurality of adjusting screws and a transmission chain, wherein each transmission mechanism comprises a rotating shaft, a gear assembly arranged on the rotating shaft and two lateral part mounting seats, and the end part of the rotating shaft is arranged on the lateral part mounting seats; the sliding plate is provided with a waist-shaped hole; the mount is provided with the lateral part installation department, and the lateral part mount pad is fixed in the sliding plate, rotates adjusting screw and drives the sliding plate and remove for the mount, makes the distance between the drive mechanism grow or diminish. Through the cooperation of drive mechanism, sliding plate, a plurality of locking screw and adjusting screw, realize the distance between the drive mechanism and adjust, and then adjust drive chain's rate of tension, solved the inconvenient problem of installation, solved the unable problem of adjusting of the rate of tension of operation in-process drive chain, avoid drive chain's damage.

Description

Continuous lifting chain tensioning mechanism

Technical Field

The utility model relates to a jacking equipment field especially relates to a chain straining device goes up and down in succession.

Background

At present, a continuous elevator is a cargo lifting device with good lifting stability and wide application range, and is mainly used for conveying cargos among height differences of a production line; according to the use requirement, the auxiliary devices can be configured and combined randomly, such as a safety protection device of a fixed elevator, an electric appliance control mode, a working platform mode, a power mode and the like.

However, the existing chain of the continuous lifting facility has the following defects in the operation process:

1. the problem that continuous lifting facility chain on the market has tension or looseness in the installation, brings inconvenience for the installation on the one hand, and on the other hand can cause the damage to the chain.

2. The chain of the continuous lifting facility in the market can be loosened after long-time running, and the phenomenon of conveying sliding teeth occurs.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a continuous lifting chain tensioning mechanism, which can solve the problem that the chain is too tight or too loose.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

a continuous lifting chain tensioning mechanism comprises at least two transmission mechanisms, a sliding plate, a plurality of locking screws, a fixing frame, a plurality of adjusting screws and a transmission chain, wherein each transmission mechanism comprises a rotating shaft, a gear assembly arranged on the rotating shaft and two side mounting seats, and the end part of the rotating shaft is arranged on the side mounting seat; the sliding plate is provided with a waist-shaped hole; the fixing frame is provided with a side mounting part, the side mounting seat is fixed on the sliding plate, the adjusting screw is screwed on the side mounting part and the side part of the sliding plate, the locking screw penetrates through the waist-shaped hole and is fixed on the fixing frame, the transmission chain winds through the gear assembly and rotates the adjusting screw to drive the sliding plate to move relative to the fixing frame, and the distance between the transmission mechanisms is increased or decreased.

Further, an inner bearing is arranged inside the side mounting seat, and the end part of the rotating shaft is mounted on the inner bearing.

Further, the side mounting base further comprises two side fixing ends, the side fixing ends are fixed to the sliding plate through screws, and the two side fixing ends are located on two opposite sides of the inner bearing.

Further, the extending direction of the waist-shaped hole is the same as the length direction of the adjusting screw.

Further, the fixing frame further comprises a mounting plate, and the side mounting portion is vertically fixed on the mounting plate.

Further, the continuous lifting chain tensioning mechanism further comprises a limit nut, and the limit nut is in threaded connection with the adjusting screw.

Further, the gear assembly comprises an inner gear and an outer gear, and the transmission chain comprises an outer chain passing through the outer gear and an inner chain passing through the inner gear.

Further, continuous lift chain straining device still includes lifting unit, outside chain with inboard chain distribute in the lifting unit both sides, lifting unit includes two front side installation ends and two rear side installation ends, two the front side installation end is fixed in the outside chain, two the rear side installation end is fixed in the inboard chain.

Further, the continuous lifting chain tensioning mechanism further comprises a lower side guide gear, the inner side chain extends downwards and winds through the lower side guide gear, and the inner side chain comprises an inner side vertical section.

Further, the outside chain includes an outside vertical section, and a distance between the outside vertical section and the inside vertical section is the same as the width of the lifting assembly.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the side mounting seat is fixed on the sliding plate, the adjusting screw is screwed on the side mounting part and the side of the sliding plate, the locking screw penetrates through the waist-shaped hole and is fixed on the fixing frame, the transmission chain winds through the gear assembly, and the adjusting screw is rotated to drive the sliding plate to move relative to the fixing frame, so that the distance between the transmission mechanisms is increased or decreased. Through the cooperation of drive mechanism, sliding plate, a plurality of locking screw and adjusting screw realizes the distance between the drive mechanism and adjusts, and then adjusts drive chain's rate of tension, has solved the inconvenient problem of installation, has solved the unable problem of adjusting of the rate of tension of drive chain in the operation process, avoids drive chain's damage.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of a preferred embodiment of the continuous lifting chain tensioner of the present invention;

FIG. 2 is a perspective view of the continuous lift chain tensioning mechanism shown in FIG. 1;

FIG. 3 is another perspective view of the continuous lift chain tensioning mechanism of FIG. 1;

fig. 4 is a further perspective view of the continuous lift chain tensioner mechanism of fig. 1.

In the figure: 10. a transmission mechanism; 11. a rotating shaft; 12. an inner gear; 13. an outer gear; 14. a side mount; 141. an inner bearing; 142. a side fixing end; 20. a sliding plate; 21. a kidney-shaped hole; 30. locking screws; 40. a fixed mount; 41. mounting a plate; 42. a side mounting part; 50. adjusting screws; 60. a limit nut; 70. a drive chain; 71. an outer chain; 72. an inner chain; 200. a lifting assembly; 201. a front side mounting end; 202. a rear side mounting end; 300. the lower side guides the gear.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a continuous lifting chain tensioning mechanism includes at least two transmission mechanisms 10, a sliding plate 20, a plurality of locking screws 30, a fixing frame 40, a plurality of adjusting screws 50, and a transmission chain 70, where the transmission mechanism 10 includes a rotating shaft 11, a gear assembly mounted on the rotating shaft 11, and two side mounting seats 14, and an end of the rotating shaft 11 is mounted on the side mounting seats 14; the sliding plate 20 is provided with a kidney-shaped hole 21; the fixing frame 40 is provided with a side mounting portion 42, the side mounting base 14 is fixed to the sliding plate 20, the adjusting screw 50 is screwed to the side mounting portion 42 and the side of the sliding plate 20, the locking screw 30 passes through the kidney-shaped hole 21 and is fixed to the fixing frame 40, the transmission chain 70 winds around the gear assembly, the adjusting screw 50 is rotated to drive the sliding plate 20 to move relative to the fixing frame 40, and the distance between the transmission mechanisms 10 is increased or decreased. Through drive mechanism 10, sliding plate 20, a plurality of locking screw 30 and adjusting screw 50 cooperate, realize the distance between the drive mechanism 10 and adjust, and then adjust drive chain 70's rate of tension, have solved the inconvenient problem of installation, have solved the unable problem of adjusting of the rate of tension of drive chain 70 in the operation process, avoid drive chain 70's damage.

Preferably, an inner bearing 141 is provided inside the side mounting seat 14, and the end of the rotating shaft 11 is mounted to the inner bearing 141. The side mounting base 14 further includes two side fixing ends 142, the side fixing ends 142 are fixed to the sliding plate 20 by screws, and the two side fixing ends 142 are located at two opposite sides of the inner bearing 141, so that the structure is compact and the stability is good.

Preferably, the extending direction of the kidney-shaped hole 21 is the same as the length direction of the adjusting screw 50. The fixing frame 40 further comprises a mounting plate 41, the side mounting portions 42 are vertically fixed on the mounting plate 41, and the fixing frame is novel in structure, ingenious in design, high in applicability and convenient to popularize.

Preferably, the continuous lifting chain tensioning mechanism further comprises a limit nut 60, and the limit nut 60 is screwed on the adjusting screw 50. The purpose that stop nut 60 set up lies in: when the adjustable positioning device is in a use state, the limiting nut 60 can be attached to the side fixing end 142 to play a certain stabilizing role, and when the adjustable positioning device is in an adjusting state, the adjusting position can be judged through the limiting nut 60.

Preferably, the gear assembly comprises an inner gear 12 and an outer gear 13, and the transmission chain 70 comprises an outer chain 71 passing through the outer gear 13 and an inner chain 72 passing through the inner gear 12. The continuous lifting chain tensioning mechanism further comprises a lifting assembly 200, the outer side chain 71 and the inner side chain 72 are distributed on two sides of the lifting assembly 200, the lifting assembly 200 comprises two front side mounting ends 201 and two rear side mounting ends 202, the front side mounting ends 201 are fixed on the outer side chain 71, and the rear side mounting ends 202 are fixed on the inner side chain 72. Through setting up outside chain 71 around warp outside gear 13, around the inboard chain 72 and the lifting unit 200 of warp inside gear 12, and then ensure that a plurality of lifting unit 200 steadily rise or descend, can set up a plurality of lifting unit 200 and operate simultaneously, lifting unit 200 is flexible, and when being in the rising state, lifting unit 200 is vertical form or the form of buckling, when being in the transportation state, lifting unit 200 is the form of being parallel.

Preferably, the continuous lifting chain tensioning mechanism further comprises a lower guide gear 300, the inner chain 72 extends downward and passes around the lower guide gear 300, and the inner chain 72 comprises an inner vertical section. The outside chain 71 includes an outside vertical section, and a distance between the outside vertical section and the inside vertical section is the same as a width of the lifting assembly 200.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a continuous lifting chain straining device, includes two at least drive mechanism, sliding plate, a plurality of locking screw, mount, a plurality of adjusting screw, drive chain, its characterized in that:

the transmission mechanism comprises a rotating shaft, a gear assembly arranged on the rotating shaft and two side mounting seats, wherein the end part of the rotating shaft is arranged on the side mounting seats;

the sliding plate is provided with a waist-shaped hole;

the fixing frame is provided with a side mounting part, the side mounting seat is fixed on the sliding plate, the adjusting screw is screwed on the side mounting part and the side part of the sliding plate, the locking screw penetrates through the waist-shaped hole and is fixed on the fixing frame, the transmission chain winds through the gear assembly and rotates the adjusting screw to drive the sliding plate to move relative to the fixing frame, and the distance between the transmission mechanisms is increased or decreased.

2. The continuous lift chain tensioner as set forth in claim 1, wherein: an inner bearing is arranged inside the side mounting seat, and the end part of the rotating shaft is mounted on the inner bearing.

3. The continuous lift chain tensioner as set forth in claim 2, wherein: the side mounting seat further comprises two side fixing ends, the side fixing ends are fixed to the sliding plate through screws, and the two side fixing ends are located on two opposite sides of the inner bearing.

4. The continuous lift chain tensioner as set forth in claim 1, wherein: the extending direction of the waist-shaped hole is the same as the length direction of the adjusting screw.

5. The continuous lift chain tensioner as set forth in claim 1, wherein: the fixing frame further comprises a mounting plate, and the side mounting portion is vertically fixed on the mounting plate.

6. The continuous lift chain tensioner as set forth in claim 1, wherein: the continuous lifting chain tensioning mechanism further comprises a limiting nut, and the limiting nut is in threaded connection with the adjusting screw.

7. The continuous lift chain tensioner as set forth in claim 1, wherein: the gear assembly comprises an inner side gear and an outer side gear, and the transmission chain comprises an outer side chain and an inner side chain.

8. The continuous lift chain tensioner as set forth in claim 7, wherein: the continuous lifting chain tensioning mechanism further comprises a lifting assembly, the outer side chain and the inner side chain are distributed on two sides of the lifting assembly, the lifting assembly comprises two front side mounting ends and two rear side mounting ends, the front side mounting ends are fixed to the outer side chain, and the rear side mounting ends are fixed to the inner side chain.

9. The continuous lift chain tensioner as set forth in claim 8, wherein: the continuous lifting chain tensioning mechanism further comprises a lower side guide gear, the inner side chain extends downwards and winds through the lower side guide gear, and the inner side chain comprises an inner side vertical section.

10. The continuous lift chain tensioner as set forth in claim 9, wherein: the outside chain includes the outside vertical section, the outside vertical section with the distance between the inboard vertical section is the same with lifting unit's width.