CN216008362U

CN216008362U - Retractable stable dormitory ladder

Info

Publication number: CN216008362U
Application number: CN202122352567.3U
Authority: CN
Inventors: 王如玉; 杨皓云; 杜游
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-03-11
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a but extendible firm type dormitory cat ladder, this dormitory cat ladder aim at solving under the prior art technical problem that the dormitory cat ladder can't receive and release and can not place the ladder slope according to user's needs. This dormitory cat ladder includes the cat ladder body, installs main support module on the cat ladder body, connect in main support module is used for spacing pivoted spacing rotation module, connect in spacing rotation module is used for the supplementary supporting component of rear end support, set up in the main support module outside is used for the footboard subassembly of trampling, connect in the footboard subassembly is used for connecting the coupling assembling who receive and releases. This dormitory cat ladder can play the effect of stable stay through preceding support frame pole, and can make the cat ladder can 30 expand between back support frame pole and the preceding support frame pole when using through the turning block, has ensured that the user can be not so hard and better stand keep balance.

Description

Retractable stable dormitory ladder

Technical Field

The utility model belongs to the technical field of the cat ladder, concretely relates to but extendible firm type dormitory cat ladder.

Background

At present, most of the ladder stands in the existing dormitory are fixed, the ladder is perpendicular to the ground at 90 degrees, each step is large, and the ladder cannot be folded and unfolded according to the needs of users; meanwhile, the ladder cannot be obliquely placed, so that a user wastes time and labor when using the ladder to go up and down, certain potential safety hazards exist, and the use efficiency of the ladder is greatly reduced.

At present, the utility model patent of patent number CN201921046706.6 discloses a students' dormitory is with adjustable folding cat ladder of using, include the handle fence, receive and fold storehouse and axis of rotation, the below on handle fence is connected with the fixed plate, and the left side of fixed plate is connected with the intercommunication mouth, the left side of intercommunication mouth is connected with the connecting axle, and the below of connecting axle is connected with communicating pipe, the left side of axis of rotation is connected with the regulation handle, and the axis of rotation is located the below of communicating pipe, the below of receiving and folding the storehouse is connected with folding ladder pole, and receives and fold the below that the storehouse is located the fixed plate, the internal connection of folding ladder pole has the sliding chain, and the internal connection of sliding chain has the slip ball, the left side of folding ladder pole is connected with the foot rest, and the below of foot rest is connected with can unload ladder pole, the internal connection of unloading ladder pole has the connecting bolt, and the right side of connecting bolt is connected with the rivet. Although the ladder rod can be folded and retracted, the ladder cannot be obliquely placed, so that a user wastes time and labor when using the ladder to go up and down, and certain potential safety hazards exist.

Therefore, to above-mentioned dormitory cat ladder can not place the ladder slope, lead to the user to waste time and energy when using the ladder to go up and down the problem, urgent need be solved to improve the use scene of dormitory cat ladder.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

Not enough to prior art, the utility model aims to provide a but extendible firm type dormitory cat ladder, this dormitory cat ladder aim at solving under the prior art technical problem that the dormitory cat ladder can't receive and release and can not place the ladder slope according to user's needs.

(2) Technical scheme

In order to solve the technical problem, the utility model provides a retractable stable dormitory ladder stand which comprises a ladder stand body, a main support module arranged on the ladder stand body, a limiting rotation module connected with the main support module and used for limiting rotation, an auxiliary support assembly connected with the limiting rotation module and used for supporting the rear end, a pedal assembly arranged outside the main support module and used for pedaling, and a connecting assembly connected with the pedal assembly and used for connection and retraction; the inside vertical preceding support frame pole that is provided with of main supporting module, the inside circular turning block that is provided with of spacing rotation module, the inside vertical back hack lever that is provided with of supplementary supporting component.

When the dormitory ladder stand is used, the vertical front support frame rod arranged inside the main support module can play a role in stable support, and the round rotating block arranged inside the limiting rotating module can enable the ladder stand to be unfolded by 30 degrees between the rear support frame rod and the front support frame rod when the ladder stand is used, so that the user can be ensured to stand in a balanced manner without much effort.

Preferably, a connecting rotating shaft for rotating is arranged on the outer side of the supporting frame rod, and a protecting sleeve for connecting is arranged on the outer side of the connecting rotating shaft. Through the setting of connecting the pivot, be convenient for and support and be connected the rotation between the hack lever, and through the setting of protective sleeve section of thick bamboo, can make it have certain guard action when rotating.

Furthermore, the protection sleeve outside is provided with and is used for the user to trample anti-skidding diaphragm, the connection pivot outside is provided with and is used for carrying on the movable connecting shaft piece. Through the setting of anti-skidding diaphragm, can make the user trample occasionally certain stability, and through the setting of connecting the axle piece, can be convenient for it carries out the switching.

Preferably, a connecting support rod for connection is arranged inside the rotating block, and a limiting sliding block for limiting movement is arranged outside the rear support frame rod. Through the arrangement of the connecting support rod, the rear support frame rod can be unfolded when the rear support frame is required to be used, so that the rear support frame rod is convenient to use.

Furthermore, a movable groove used for being matched with the limiting slide block to be used is formed in the rotating block, and a clamping groove used for clamping is formed in the movable groove. Through the setting in activity groove, can make spacing slider can remove at activity inslot portion, and through the setting of screens recess, can play the screens effect, ensure that it can accurately expand.

Still further, a reinforcing cross rod for reinforcing connection is arranged on the outer side of the rear support frame rod, and a rotating shaft block for retracting and rotating is arranged on the outer side of the anti-skidding transverse plate. Through the setting of reinforcing horizontal pole, can make the cat ladder body enough steadiness when using, and through the setting of swivel axis piece, can be convenient for rotate the antiskid diaphragm and receive and release.

Preferably, the pivot block outside is provided with the linkage branch that is used for carrying out the linkage, the main module outside that supports is provided with and is used for carrying out the connection arc hook that fixes, the main module outside that supports is provided with and is used for carrying out the location cardboard of fixing a position with the bed board, the inside screens dress hole that is used for the screens of offering of location cardboard, the screens dress hole outside is provided with the mounting that is used for installation and dismantlement. Through the setting of connecting the arc hook, can play the fixed action when the cat ladder body uses, and through the setting in location cardboard and screens dress hole, can further ensure that the cat ladder body can fix the use.

(3) Advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a dormitory cat ladder utilizes the inside preceding support frame pole that sets up of main support module can play the effect of stable support, and the turning block that sets up through spacing rotation module can make the cat ladder can 30 expand between back support frame pole and the preceding support frame pole when using, has ensured that the user can be so hard and better stand keep balance, and the footboard subassembly also can receive and release according to the use needs simultaneously, makes its whole be convenient for accomodate and put.

Drawings

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

FIG. 1 is a schematic structural view of a specific embodiment of the dormitory ladder of the present invention;

FIG. 2 is a sectional view of one embodiment of the ladder stand for dormitory of the present invention;

fig. 3 is a left side view structural diagram of the main support module in one embodiment of the dormitory ladder of the present invention;

fig. 4 is an enlarged schematic view of a place a in fig. 2 according to a specific embodiment of the dormitory ladder stand of the present invention.

The labels in the figures are: 1. a ladder body; 2. a main support module; 3. a limiting rotation module; 4. an auxiliary support assembly; 5. a pedal assembly; 6. a connecting assembly; 7. a front support frame bar; 8. rotating the block; 9. a rear support frame rod; 10. connecting the rotating shaft; 11. a protective sleeve; 12. an anti-slip transverse plate; 13. connecting the shaft block; 14. connecting a support rod; 15. a limiting slide block; 16. a movable groove; 17. a clamping groove; 18. reinforcing the cross bar; 19. rotating the shaft block; 20. a linkage strut; 21. connecting an arc hook; 22. positioning a clamping plate; 23. clamping and installing holes; 24. and a fixing member.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following description is made for the technical solution of the present invention in the embodiments to explain the present invention clearly and completely, obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.

Example 1

The specific embodiment is a retractable stable dormitory ladder stand, the structural schematic diagram of which is shown in fig. 1, and the sectional view of which is shown in fig. 2, the dormitory ladder stand comprises a ladder stand body 1, a main support module 2 installed on the ladder stand body 1, a limit rotation module 3 connected to the main support module 2 and used for limiting rotation, an auxiliary support component 4 connected to the limit rotation module 3 and used for supporting the rear end, a pedal component 5 arranged on the outer side of the main support module 2 and used for stepping, and a connecting component 6 connected to the pedal component 5 and used for connection, retraction and extension; the main supporting module 2 is internally provided with a vertical front supporting frame rod 7, the limiting rotating module 3 is internally provided with a round rotating block 8, and the auxiliary supporting assembly 4 is internally provided with a vertical rear supporting frame rod 9.

For the present embodiment, the heights of the front support frame rod 7 and the rear support frame rod 9 can be adjusted and set correspondingly according to actual needs.

Wherein, the front support frame pole 7 outside is provided with and is used for carrying on the pivoted and connects pivot 10, connect the pivot 10 outside and be provided with the protective sleeve 11 that is used for connecting, the protective sleeve 11 outside is provided with and is used for the user to trample anti-skidding diaphragm 12, it is provided with the connecting shaft piece 13 that is used for carrying on the activity to connect the pivot 10 outside. The quantity of the anti-skid transverse plates 12 can be correspondingly increased or decreased according to the use requirement.

Meanwhile, a connecting support rod 14 for connection is arranged inside the rotating block 8, a limiting slide block 15 for limiting movement is arranged outside the rear support frame rod 9, a movable groove 16 for matching with the limiting slide block 15 to use is formed inside the rotating block 8, and a clamping groove 17 for clamping is formed inside the movable groove 16. Of course, the specification of the blocking groove 17 and the specification of the limit slider 15 can be correspondingly adjusted according to the design requirement.

In addition, a reinforcing cross rod 18 for reinforcing connection is arranged on the outer side of the rear support frame rod 9, and a rotating shaft block 19 for folding and unfolding rotation is arranged on the outer side of the anti-skid transverse plate 12.

In addition, the pivot piece 19 outside is provided with linkage branch 20 that is used for carrying out the linkage, the main module 2 outside that supports is provided with and is used for carrying out the connection arc hook 21 that fixes, the main module 2 outside that supports is provided with and is used for carrying out the location cardboard 22 fixed with the bed board, the inside screens dress hole 23 that is used for the screens of offering of location cardboard 22, the screens dress hole 23 outside is provided with the mounting 24 that is used for installation and dismantlement.

The left-side structural schematic view of the main support module in the dormitory ladder stand is shown in fig. 3, and the enlarged structural schematic view at a in fig. 2 is shown in fig. 4.

It should be noted that the fixing member 24 may be a standard member such as a fixing screw or a fixing bolt.

When the dormitory ladder climbing of the technical proposal is used, the front support frame rod 7 arranged in the main support module 2 can play a role of stable support, when the utility model is used, the rear support rod 9 can be unfolded, the limit slide block 15 can slide in the movable groove 16, the position clamping groove 17 can play a position clamping role, the rear support rod 9 and the front support rod 7 can be unfolded at 30 degrees, the user can stand in balance with less effort and better, the anti-skid transverse plate 12 can be folded and unfolded according to the use requirement by utilizing the connecting shaft block 13 and the linkage supporting rod 20, so that the ladder stand body 1 is convenient to store and place integrally, meanwhile, the connecting arc hook 21 can play a role in fixing the ladder stand body 1 when in use, and the positioning clamping plates 22 and the clamping holes 23 can further ensure that the ladder stand body 1 can be fixedly used.

Having thus described the principal technical features and basic principles of the invention, and the advantages thereof, it will be apparent to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other embodiments without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description is described in terms of various embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity only, and those skilled in the art will recognize that the embodiments described herein can be combined as a whole to form other embodiments as would be understood by those skilled in the art.

Claims

1. A retractable stable dormitory ladder stand comprises a ladder stand body, a main support module arranged on the ladder stand body, a limiting rotation module connected to the main support module and used for limiting rotation, an auxiliary support assembly connected to the limiting rotation module and used for supporting the rear end, a pedal assembly arranged on the outer side of the main support module and used for treading, and a connecting assembly connected to the pedal assembly and used for connection, retraction and extension; the auxiliary support device is characterized in that a vertical front support frame rod is arranged inside the main support module, a circular rotating block is arranged inside the limiting rotating module, and a vertical rear support frame rod is arranged inside the auxiliary support assembly.

2. A retractable stable dormitory ladder stand as claimed in claim 1, wherein a connecting rotation shaft for rotation is provided outside the front support frame rod, and a protecting sleeve for connection is provided outside the connecting rotation shaft.

3. A retractable stable ladder stand for dormitories, according to claim 2, wherein an anti-slip transverse plate for a user to tread is arranged outside the protective sleeve, and a connecting shaft block for moving is arranged outside the connecting rotating shaft.

4. A retractable stable dormitory ladder stand as claimed in claim 1, wherein the inside of the rotating block is provided with a connecting support rod for connection, and the outside of the rear support rod is provided with a limiting slide block for limiting movement.

5. A retractable stable dormitory ladder stand according to claim 4, wherein a movable groove used for being matched with the limiting slide block to be used is formed in the rotating block, and a clamping groove used for clamping is formed in the movable groove.

6. A retractable stable dormitory ladder stand as claimed in claim 3, wherein a reinforcing cross bar for reinforcing connection is arranged outside the rear support frame bar, and a rotating shaft block for retracting and rotating is arranged outside the anti-slip cross plate.

7. The retractable stable dormitory ladder stand according to claim 6, wherein linkage support rods for linkage are arranged on the outer side of the rotating shaft block, the outer side of the main support module is provided with a connecting arc hook for fixing, a positioning clamping plate for positioning and fixing with a bed plate is arranged on the outer side of the main support module, clamping holes for clamping are formed in the positioning clamping plate, and fixing parts for installation and disassembly are arranged on the outer side of the clamping holes.