CN217206253U

CN217206253U - Elevator pit cat ladder

Info

Publication number: CN217206253U
Application number: CN202220869475.4U
Authority: CN
Inventors: 冯艳船
Original assignee: Zhongyi Tianjin Elevator Co Ltd
Current assignee: Zhongyi Tianjin Elevator Co Ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-08-16
Anticipated expiration: 2032-04-15

Abstract

The utility model relates to a cat ladder technical field especially relates to an elevator pit cat ladder, and the elevator pit cat ladder of having solved among the prior art all is fixed, can not carry out the regulation of height about using, generally needs on-the-spot customization cat ladder, has not only increased use cost, simultaneously still greatly reduced the problem of the convenience that the cat ladder used. The utility model provides an elevator pit cat ladder, includes the bottom plate, and the first cat ladder of bottom fixedly connected with of bottom plate, and the inboard sliding connection of first cat ladder has the second cat ladder, the equal fixedly connected with slider in both sides of second cat ladder. The utility model discloses in the mode of proposing, through the upper and lower regulation to the second cat ladder, and then can adapt to different elevator pit uses, the rethread is to the regulation of carrier bar, can furthest's the stability of maintaining whole cat ladder, has avoided the regulation of height about can not carrying out in the tradition, generally needs on-the-spot customization cat ladder, has increased use cost, simultaneously still greatly reduced the problem of the convenience that the cat ladder used.

Description

Elevator pit cat ladder

Technical Field

The utility model relates to a cat ladder technical field especially relates to an elevator pit cat ladder.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. A fixed elevator apparatus serving a predetermined floor. A vertical lift elevator has a car, and in the use of the elevator, a ladder is required in the pit of the elevator.

The elevator pit ladder among the prior art is all fixed, can not carry out the regulation of height from top to bottom in using, generally needs on-the-spot customization cat ladder, has not only increased use cost, still greatly reduced the convenience that the cat ladder used simultaneously, seem very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an elevator pit cat ladder has solved the elevator pit cat ladder among the prior art and all is fixed, can not carry out the regulation of height about using, generally needs on-the-spot customization cat ladder, has not only increased use cost, simultaneously still greatly reduced the problem of the convenience that the cat ladder used.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an elevator pit ladder stand comprises a base plate, wherein the bottom of the base plate is fixedly connected with a first ladder stand, the inner side of the first ladder stand is connected with a second ladder stand in a sliding manner, the two sides of the second ladder stand are both fixedly connected with sliding blocks, the two sliding blocks respectively penetrate through the two sides of the first ladder stand through sliding grooves, the extending parts of the two sliding blocks are both fixedly connected with bearing plates, one side of each of the two bearing plates is provided with a supporting rod, one end of the supporting rod penetrates through the bearing plates through a groove opening, the outer wall of the first ladder stand is provided with a plurality of inserting grooves matched with the supporting rods for use, the two sides of the bottom of the base plate are both fixedly connected with bottom frames, the inner sides of the two bottom frames are both rotatably connected with rotating rods, one ends of the two rotating rods respectively penetrate through the two bottom frames, bearing grooves are respectively formed in the extending ends of the two rotating rods, the inner sides of the two bearing grooves are both slidably connected with limiting rods, and the extending ends of the limiting rods are fixedly connected with fixing plates, and the upper portion and the equal fixedly connected with outer tube in lower part of fixed plate, wherein the inboard elastic connection of outer tube has interior pole, the one end of interior pole and the outer wall one side fixed connection of underframe, equal fixedly connected with carrier bar on two dwang.

Preferably, the bottom ends of the two bearing rods are fixedly connected with anti-skid plates.

Preferably, the equal fixedly connected with sliding block in both sides of two gag lever posts, and sliding connection between the inner wall of sliding tray and bearing groove through a plurality of sliding tray is passed through to the sliding block.

Preferably, one ends of the four inner rods are respectively and elastically connected with the inner walls of the four outer tubes through extrusion springs.

Preferably, the one end of two dwangs all through the pivot respectively with rotate between the inner wall of two underframe be connected, and the other end of two dwangs all runs through the lateral wall of two underframe respectively through the bearing housing.

Preferably, one end of each of the two support rods is sleeved with an extension spring, and one end of each of the support rods is elastically connected with one side of the bearing plate through the extension spring.

The utility model discloses possess following beneficial effect at least:

when the elevator pit ladder is used, the second ladder stand is manually adjusted up and down by utilizing the two sliding blocks, so that the height of the whole ladder stand can be adjusted according to the actually required height, one end of the supporting rod is inserted into one of the plurality of slots at one side of the first ladder stand, finally two bearing rods at the bottom of the bearing plate are adjusted, namely the bearing rods are adjusted in the bottom frame according to the inclination angle of the first ladder stand, so that the bearing rods can support the first ladder stand, and finally the limiting rods are slid into the bearing slots to limit the bearing rods on the rotating rod, compared with the prior art, the elevator pit ladder stand is fixed, the adjustment of the up and down height can not be carried out in use, the ladder stand is generally required to be customized on site, the use cost is increased, and the problem of convenience in use of the ladder stand is greatly reduced, the utility model discloses in the mode of proposing, through the upper and lower regulation to the second cat ladder, and then can adapt to different elevator pit uses, the rethread is to the regulation of carrier bar, can furthest's the stability of maintaining whole cat ladder, has avoided the regulation of height about can not carrying out in the tradition, generally needs on-the-spot customization cat ladder, has not only increased use cost, simultaneously still greatly reduced the problem of the convenience that the cat ladder used.

Drawings

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

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

FIG. 2 is a schematic view of the slot of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is an enlarged schematic view of the area A of the present invention;

fig. 5 is a schematic view of the structure of the bearing groove of the present invention.

In the figure: 1. a first ladder stand; 2. a second ladder stand; 3. a slider; 4. a chute; 5. a base plate; 6. a carrier plate; 7. a strut; 8. an extension spring; 9. a notch; 10. a bottom frame; 11. a carrier bar; 12. a cleat; 13. rotating the rod; 14. a fixing plate; 15. an outer tube; 16. an inner rod; 17. a compression spring; 18. a limiting rod; 19. a slider; 20. a sliding groove; 21. inserting slots; 22. and a bearing groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-5, an elevator pit ladder stand comprises a base plate 5, wherein the bottom of the base plate 5 is fixedly connected with a first ladder stand 1, the inner side of the first ladder stand 1 is slidably connected with a second ladder stand 2, both sides of the second ladder stand 2 are fixedly connected with sliders 3, both sliders 3 respectively penetrate through both sides of the first ladder stand 1 through chutes 4, extended portions of both sliders 3 are fixedly connected with bearing plates 6, one side of each bearing plate 6 is provided with a support rod 7, one end of each support rod 7 penetrates through the bearing plate 6 through a notch 9, the outer wall of the first ladder stand 1 is provided with a plurality of slots 21 used in cooperation with the support rod 7, both sides of the bottom of the base plate 5 are fixedly connected with bottom frames 10, the inner sides of the two bottom frames 10 are rotatably connected with rotating rods 13, one ends of the two rotating rods 13 respectively penetrate through the two bottom frames 10, wherein both extended ends of the two rotating rods 13 are provided with bearing grooves 22, the equal sliding connection in inboard of two bearing grooves 22 has gag lever post 18, and fixedly connected with fixed plate 14 is served to the extension of gag lever post 18, and the equal fixedly connected with outer tube 15 in upper portion and lower part of fixed plate 14, wherein pole 16 in the inboard elastic connection of outer tube 15, the one end of interior pole 16 and outer wall one side fixed connection of underframe 10, equal fixedly connected with carrier bar 11 on two dwang 13, it is concrete, through the upper and lower regulation to second cat ladder 2, and then can adapt to the use of different elevator pit, the rethread is to the regulation of carrier bar 11, the stability of whole cat ladder of maintenance that can furthest, the regulation of height about can not carrying out in the tradition has been avoided, generally need on-the-spot customization cat ladder, use cost has not only been increased, simultaneously still greatly reduced the problem of the convenience that the cat ladder used.

The scheme has the following working processes:

the utility model discloses in when elevator pit cat ladder used, at first adjust about utilizing two sliders 3 through manual mode with second cat ladder 2, and then can make the height of whole cat ladder adjust according to actual required height, peg graft one in the one end of branch 7 and a plurality of slot 21 of 1 one side of first cat ladder again, adjust two carrier bars 11 to loading board 6 bottom at last, adjust carrier bar 11 in underframe 10 according to the inclination of first cat ladder 1 promptly, and then can make carrier bar 11 support first cat ladder 1, slide into carrier bar 11 on the rotating rod 13 in the bearing groove 22 with gag lever post 18 at last again and carry on spacingly.

According to the working process, the following steps are known:

through the upper and lower regulation to second cat ladder 2, and then can adapt to the elevator pit use of difference, the rethread is to the regulation of carrier bar 11, and the stability of whole cat ladder of maintenance that can furthest has avoided the regulation of height about can not carrying on in the tradition, generally needs on-the-spot customization cat ladder, has not only increased use cost, simultaneously still greatly reduced the problem of the convenience that the cat ladder used.

Further, the bottom ends of the two carrier bars 11 are fixedly connected with anti-skid plates 12, and particularly, the stability of the carrier bars 11 for supporting the bottom plate 5 can be enhanced by the anti-skid plates 12.

Further, the equal fixedly connected with sliding block 19 in both sides of two gag lever post 18, and sliding block 19 through sliding connection between the inner wall of a plurality of sliding tray 20 and load-bearing groove 22, it is concrete, utilize sliding block 19 can slide in all sliding tray 20, and then can make gag lever post 18 carry on spacingly to dwang 13.

Furthermore, one ends of the four inner rods 16 are respectively and elastically connected with the inner walls of the four outer tubes 15 through extrusion springs 17.

Further, the one end of two dwang 13 all is connected with rotating between the inner wall of two underframe 10 respectively through the pivot, and the other end of two dwang 13 all runs through the lateral wall of two underframe 10 respectively through the bearing housing.

Further, all the cover is equipped with extension spring 8 on one end of two branch 7, and the one end of branch 7 passes through elastic connection between one side of extension spring 8 and loading board 6, and is concrete, utilizes extension spring 8 can be convenient for control branch 7.

In summary, the following steps: the antiskid plates 12 can be used for enhancing the stability of the bearing rod 11 for supporting the bottom plate 5, the sliding blocks 19 can slide in all the sliding grooves 20, the limiting rods 18 can limit the rotating rods 13, and the extension springs 8 can be used for controlling the supporting rods 7 conveniently.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that all the embodiments and descriptions are provided in the present invention, and that various changes and modifications can be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An elevator pit ladder stand comprises a base plate (5), wherein the bottom of the base plate (5) is fixedly connected with a first ladder stand (1), the inner side of the first ladder stand (1) is connected with a second ladder stand (2) in a sliding manner, and the elevator pit ladder stand is characterized in that two sides of the second ladder stand (2) are both fixedly connected with sliders (3), the two sliders (3) respectively penetrate through two sides of the first ladder stand (1) through sliding grooves (4), bearing plates (6) are fixedly connected on the extending parts of the two sliders (3), one sides of the two bearing plates (6) are both provided with supporting rods (7), one ends of the supporting rods (7) penetrate through the bearing plates (6) through notches (9), a plurality of slots (21) matched with the supporting rods (7) for use are formed in the outer wall of the first ladder stand (1), both sides of the bottom of the base plate (5) are both fixedly connected with a bottom frame (10), and the inboard of two underframe (10) all rotates and is connected with dwang (13) to the one end of two dwang (13) runs through two underframe (10) respectively, and wherein the extension of two dwang (13) is served and has all seted up bearing groove (22), two the inboard equal sliding connection of bearing groove (22) has gag lever post (18), and the extension of gag lever post (18) is served fixedly connected with fixed plate (14), and the upper portion and the equal fixedly connected with outer tube (15) in lower part of fixed plate (14), wherein the inboard elastic connection of outer tube (15) has interior pole (16), the one end of interior pole (16) and the outer wall one side fixed connection of underframe (10), two equal fixedly connected with carrier bar (11) on dwang (13).

2. An elevator pit ladder as claimed in claim 1, characterized in that the bottom ends of both load-bearing bars (11) are fixedly connected with anti-skid plates (12).

3. An elevator pit ladder as claimed in claim 1, characterized in that two sides of the two limit levers (18) are fixedly connected with sliding blocks (19), and the sliding blocks (19) are slidably connected with the inner wall of the bearing groove (22) through a plurality of sliding grooves (20).

4. The elevator pit ladder as claimed in claim 1, wherein one end of each of the four inner rods (16) is elastically connected to the inner walls of the four outer tubes (15) by means of a compression spring (17).

5. An elevator pit ladder as claimed in claim 1, wherein one end of each of the two rotating rods (13) is rotatably connected to the inner walls of the two bottom frames (10) through a rotating shaft, and the other end of each of the two rotating rods (13) penetrates through the side walls of the two bottom frames (10) through a bearing sleeve.

6. An elevator pit ladder as claimed in claim 1, characterized in that one end of each of the two support rods (7) is sleeved with a tension spring (8), and one end of each support rod (7) is elastically connected to one side of the bearing plate (6) through the tension spring (8).