CN216196883U

CN216196883U - Simple and easy interim cat ladder combination of outrigger

Info

Publication number: CN216196883U
Application number: CN202122713131.2U
Authority: CN
Inventors: 曾凡伟; 孙路; 王瑞伟; 王驰凯
Original assignee: Wuhan Construction Engineering Co Ltd
Current assignee: Wuhan Construction Engineering Co Ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-05
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a simple external frame temporary ladder stand combination, which comprises a first ladder stand body vertically suspended on an external frame cross rod by means of self gravity; the second ladder stand body is positioned below the first ladder stand body and is lapped with the surface of a fixed object; and the conversion platform is hinged between the first ladder stand body and the second ladder stand body and can be folded or kept horizontal by rotating the first ladder stand body and the second ladder stand body. The first ladder stand body is fixed with the outer frame cross rod through the first hook, so that the stability is good; the conversion platform is arranged, so that the constructors can conveniently have a short rest, and the constructors can conveniently lift articles; the temporary ladder stand is arranged into a plurality of sections, can be folded and stored, and saves storage space.

Description

Simple and easy interim cat ladder combination of outrigger

Technical Field

The utility model relates to the technical field of climbing tools, in particular to a simple temporary ladder stand combination with an external frame.

Background

In the modern society with faster pace of life and work, various industries pursue high efficiency to finish work, in the field of building construction, in order to accelerate the construction of high-rise buildings, various prefabricated components become necessary devices in the construction of the high-rise buildings, prefabricated stairs are produced at the moment, the prefabricated stairs can be installed after the concrete construction strength of a floor slab is stable, and at the moment, constructors are difficult to climb to a specified construction position by other simple tools.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the above situation and provide a simple temporary ladder stand combination of an external frame, and constructors can quickly and conveniently climb to a specified construction site by a hanging mode of the temporary ladder stand combination and a construction scaffold.

In order to achieve the purpose, the technical scheme of the utility model is as follows: a simple and easy interim cat ladder combination of outrigger includes:

the first ladder stand body is used for being vertically suspended on the outer frame cross rod by means of self gravity;

the second ladder stand body is positioned below the first ladder stand body and is lapped with the surface of a fixed object; and

the first ladder stand body and the second ladder stand body are hinged to each other, and the first ladder stand body and the second ladder stand body can be folded or can be kept horizontal through rotation of the conversion platform.

Optionally, the first ladder stand body comprises a first step, a first fixing rod, a second fixing rod and two first handrails, the two first handrails are fixedly connected with the first step, the first fixing rod and the second fixing rod in sequence from top to bottom, a first hook is arranged at the upper end of each first handrail, and the first hook is used for hooking the cross rod of the construction outer frame.

Optionally, the upper surface of the conversion platform is hinged to one end of a first connecting rod, the other end of the first connecting rod is provided with a second hook matched with the first fixing rod, and the rear end of the conversion platform is hinged to the lower end of the first handrail through the second fixing rod.

Optionally, the second ladder stand body comprises a second step, a third fixing rod and two second handrails, the third fixing rod and the second step are sequentially and fixedly connected between the two second handrails from top to bottom, and the upper ends of the second handrails are hinged to the front end of the conversion platform through the third fixing rod.

Optionally, a first groove is formed in the side wall of the rear end of the conversion platform and matched with the first fixing rod, a first channel is formed in one end, far away from the first groove, of the conversion platform, a second fixing rod penetrates through the first channel, and the second fixing rod is connected with the inner wall of the first channel in a sliding mode.

Optionally, the first channel includes a first transverse channel and a first vertical channel that are communicated with each other, the first transverse channel and the first vertical channel are both connected with the second fixing rod in a sliding manner, the first transverse channel and the first groove are on the same straight line, and the height of the highest point of the first vertical channel is greater than the height of the highest point of the first transverse channel.

Optionally, the second ladder stand body further comprises a fourth fixing rod, the fourth fixing rod is arranged at the lower end of the third fixing rod, and two sides of the fourth fixing rod are fixedly connected with the second handrail;

the side wall of the front end of the conversion platform is provided with a second groove, the second groove is matched with a fourth fixing rod, a second channel is formed in one end, far away from the first groove, of the conversion platform, the second channel is arranged between the second groove and the first channel, a third fixing rod penetrates through the second channel, and the third fixing rod is connected with the inner wall of the second channel in a sliding mode.

Optionally, the second channel includes a second transverse channel and a second vertical channel that are communicated with each other, the second transverse channel and the second vertical channel are both connected with the third fixing rod in a sliding manner, the second transverse channel and the second groove are on the same straight line, and the height of the highest point of the second vertical channel is greater than the height of the highest point of the second transverse channel.

Optionally, the second ladder stand body further comprises a fifth fixing rod, the fifth fixing rod is arranged at the lower end of the fourth fixing rod, and two sides of the fifth fixing rod are fixedly connected with the second handrail;

the fifth fixing rod is hinged to one end of a second connecting rod, a third groove matched with the other end of the second connecting rod is formed in the lower end face of the conversion platform, and the third groove is abutted to the other end of the second connecting rod.

Optionally, the first hook comprises two opposite clamping parts and a bending part connected between the two clamping parts, the distance between the two clamping parts is greater than or equal to the outer diameter of the cross rod, the two clamping parts are respectively provided with a protrusion oppositely, and the distance between the protrusions is smaller than the outer diameter of the cross rod of the outer frame.

Compared with the prior art, the utility model at least has the following advantages: the first ladder stand body is fixed with the outer frame cross rod through the first hook, so that the stability is good; the conversion platform is arranged, so that the constructors can conveniently have a short rest, and the constructors can conveniently lift articles; the temporary ladder stand is arranged into a plurality of sections, so that the ladder stand can be folded and stored, and the storage space is saved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is an axonometric view of the simple external frame temporary ladder stand combination during work;

FIG. 2 is a front view of the simple external frame temporary ladder stand combination of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;

FIG. 5 is an enlarged view of a portion of the utility model in the area C of FIG. 4;

FIG. 6 is an enlarged view of a portion of the utility model shown in FIG. 4 and taken in the area D;

FIG. 7 is an axonometric view of the simple external frame temporary ladder stand combined suspension of the utility model;

reference numerals: 1. a first ladder body; 2. a conversion platform; 3. a second ladder stand body; 11. a first armrest; 12. a first step; 13. a first fixing lever; 14. a second fixing bar; 21. a first link; 22. a first groove; 23. a first channel; 24. a second channel; 25. a second groove; 26. a third groove; 31. a second handrail; 32. a third fixing bar; 33. a fourth fixing bar; 34. a second step; 35. a fifth fixing bar; 36. a second link; 111. a first hook; 211. a second hook; 231. a first transverse channel; 232. a first vertical channel; 241. a second transverse channel; 242. a second vertical channel; 1111. a clamping portion; 1112. a bending section; 1113. and (4) protruding.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1, 2, 3, 4 and 7, the simple external frame temporary ladder stand combination provided by the embodiment includes: first cat ladder body 1, conversion platform 2 and second cat ladder body 3.

First cat ladder body 1 has the function of hanging, and constructor fixes through first cat ladder body 1 and the outrigger horizontal pole of scaffold frame, can scramble. Specifically, first cat ladder body 1 includes first step 12, first dead lever 13, second dead lever 14 and two first handrails 11, by the first step 12 of last fixedly connected with, first dead lever 13 and second dead lever 14 down in proper order between two first handrails 11, first step 12 is a plurality of, and the first step 12 of a plurality of is laid along first handrail 11 equidistance, and first handrail 11 upper end is provided with first couple 111, and first couple 111 is used for catching on the outrigger horizontal pole.

Referring to fig. 5, the first hook 111 includes two opposite clamping portions 1111 and a bending portion 1112 connected between the two clamping portions 1111, a distance between the two clamping portions 1111 is greater than or equal to an outer diameter of the cross rod, the two clamping portions 1111 are respectively and oppositely provided with a protrusion 1113, and a distance between the two protrusion 1113 is smaller than the outer diameter of the cross rod of the outrigger, so that a clamping force is generated from the side edge of the cross rod of the outrigger, and effective clamping is realized, so that the temporary ladder is clamped more stably.

The ladder is usually operated aloft in construction operation, in order to reduce the fear of constructors to the height and simultaneously facilitate the lifting of objects, the middle part of the ladder is provided with the conversion platform 2. The upper surface of the conversion platform 2 is provided with a notch, a round rod is fixedly connected in the notch, one end of a first connecting rod 21 is hinged to the round rod, the other end of the first connecting rod 21 is provided with a second hook 211, the second hook 211 is matched with the first fixing rod 13, and the rear end of the conversion platform 2 is hinged to the lower end of the first handrail 11 through a second fixing rod 14. Fix through second couple 211 and first dead lever 13, formed stable triangle-shaped between conversion platform 2, first cat ladder body 1 and the first connecting rod 21, because triangle-shaped has stability, can make conversion platform 2 keep the horizontality, and then prevent constructor or construction object landing. In order to ensure that the left and right directions of the conversion platform 2 are kept stable, at least two first connecting rods 21 are symmetrically arranged on the upper surface of the conversion platform 2, and the at least two first connecting rods 21 are symmetrically arranged along the center line of the left and right directions of the conversion platform 2.

In the utility model, in order to facilitate the construction personnel to climb to the conversion platform 2, the front end of the conversion platform 2 is hinged with a second ladder stand body 3. The second ladder body 3 comprises a second step 34, a third fixing rod 32 and two second handrails 31, the third fixing rod 32 and the second step 34 are sequentially and fixedly connected between the two second handrails 31 from top to bottom, the second step 34 is a plurality of, the second step 34 is distributed along the second handrails 31 at equal intervals, and the upper ends of the second handrails 31 are hinged to the front end of the conversion platform 2 through the third fixing rod 32.

It should be noted that the first ladder stand body 1 is kept in a vertical state by self weight, the conversion platform 2 is kept in a horizontal state, and the lower end of the second ladder stand body 3 is lapped with the surface of a fixed object, and can be in a vertical state or an inclined state. The first handrail 11 and the second handrail 31 can be formed by welding steel bars on a construction site, and can also be formed by welding other sectional materials; the second fixing rod 14 and the third fixing rod 32 can be selected from other long bolts, so that the ladder stand can be conveniently detached. Because be articulated mode between first cat ladder body 1, the equal and conversion platform 2 of second cat ladder body 3, can fold through rotating first cat ladder body 1 and second cat ladder body 3 and accomodate, reduce the height in storage space.

Referring to fig. 1, fig. 3, fig. 4 and fig. 6, in the utility model, the ladder stand is a long ladder, the middle of the ladder stand is hinged, so that a constructor can hang the first ladder stand body 1 on the horizontal rod of the outrigger, the ladder stand can be kept stable during hanging, the shaking is reduced, the first ladder stand body 1 and the conversion platform 2 can form a whole in the vertical direction, the stability is ensured, and the ladder stand adopts the following scheme: the side wall of the rear end of the conversion platform 2 is provided with a first groove 22, the first groove 22 is matched with the first fixing rod 13, one end of the conversion platform 2, far away from the first groove 22, is provided with a first channel 23, a second fixing rod 14 penetrates through the first channel 23, and the second fixing rod 14 is connected with the inner wall of the first channel 23 in a sliding mode. With specific reference to fig. 7, during suspension, the first fixing rod 13 is embedded in the first groove 22, the first fixing rod 13 and the second fixing rod 14 are both arranged in the conversion platform 2, and a plane can be determined by two straight lines, so that the first ladder stand body 1 and the conversion platform 2 can be kept stable in the vertical direction when the ladder stand is suspended.

Referring to fig. 1, 3, 4 and 6, the first channel 23 includes a first transverse channel 231 and a first vertical channel 232 which are communicated with each other, the first transverse channel 231 and the first vertical channel 232 are both connected with the second fixing rod 14 in a sliding manner, the first transverse channel 231 and the first groove 22 are on the same straight line, and the height of the highest point of the first vertical channel 232 is greater than that of the first transverse channel 231. When in construction use, the second fixing rod 14 is embedded in the first vertical channel 232. Referring to fig. 7, when hanging, the second fixing rod 14 is embedded in the first transverse channel 231, and the first fixing rod 13 is embedded in the first groove 22.

Referring to fig. 1, 3, 4 and 6, in order to more conveniently perform the hanging operation, the first ladder body 1, the conversion platform 2 and the second ladder body 3 are kept stable in the vertical direction, in the utility model, a fourth fixing rod 33 is arranged between the conversion platform 2 and the second ladder body 3, the fourth fixing rod 33 is arranged at the lower end of the third fixing rod 32, and two sides of the fourth fixing rod 33 are fixedly connected with the second handrail 31; the side wall of the front end of the conversion platform 2 is provided with a second groove 25, the second groove 25 is matched with a fourth fixing rod 33, one end of the conversion platform 2, which is far away from the first groove 22, is provided with a second channel 24, the second channel 24 is arranged between the second groove 25 and the first channel 23, a third fixing rod 32 is arranged in the second channel 24 in a penetrating manner, and the third fixing rod 32 is connected with the inner wall of the second channel 24 in a sliding manner. Referring to fig. 7, in the hanging operation, the third fixing lever 32 is inserted into the second passage 24, and the fourth fixing lever 33 is inserted into the second groove 25.

Preferably, the second channel 24 includes a second transverse channel 241 and a second vertical channel 242 which are communicated with each other, both the second transverse channel 241 and the second vertical channel 242 are slidably connected with the third fixing rod 32, the second transverse channel 241 and the second groove 25 are in the same straight line, and the height of the highest point of the second vertical channel 242 is greater than the height of the highest point of the second transverse channel 241. Referring to fig. 7, when hanging, the third fixing lever 32 is embedded in the second transverse channel 241, and the fourth fixing lever 33 is embedded in the second groove 25.

Referring to fig. 6, since the lower end of the second ladder body 3 is a free end, it is generally overlapped with a fixed object in order to ensure the stability of the second ladder body 3. The second ladder stand body 3 further comprises a fifth fixing rod 35, the fifth fixing rod 35 is arranged at the lower end of the fourth fixing rod 33, and two sides of the fifth fixing rod 35 are fixedly connected with the second handrail 31; the fifth fixing rod 35 is hinged with one end of a second connecting rod 36, a third groove 26 matched with the other end of the second connecting rod 36 is arranged on the lower end face of the conversion platform 2, and the third groove 26 is abutted with the other end of the fifth fixing rod 35.

In the utility model, in order to ensure the stability of the second ladder body 3, at least two second connecting rods 36 are arranged, at least two second connecting rods 36 are symmetrically arranged along the central line of the left and right direction of the conversion platform 2, and each second connecting rod 36 is embedded in the third groove 26 in a one-to-one correspondence manner. In order to be able to realize that the second ladder body 3 has different slopes, the lower end surface of the change platform 2 is provided with at least two third grooves 26 in the front-rear direction.

The embodiments described in this specification are merely illustrative of implementations of the inventive concept and the scope of the utility model should not be considered limited to the specific forms set forth in the embodiments but rather by the equivalents thereof as may occur to those skilled in the art upon consideration of the teachings herein.

Claims

1. The utility model provides a combination of simple and easy interim cat ladder of outrigger which characterized in that includes:

the first ladder stand body (1) is used for being vertically suspended on the outer frame cross rod by means of self gravity;

the second ladder stand body (3) is positioned below the first ladder stand body (1) and is lapped with the surface of a fixed object; and

the foldable conversion platform (2) capable of being folded or kept horizontal is hinged between the first ladder stand body (1) and the second ladder stand body (3) through rotation of the first ladder stand body (1) and the second ladder stand body (3).

2. The simple temporary external frame ladder stand combination as claimed in claim 1, wherein the first ladder stand body (1) comprises a first step (12), a first fixing rod (13), a second fixing rod (14) and two first handrails (11), the first step (12), the first fixing rod (13) and the second fixing rod (14) are fixedly connected between the two first handrails (11) from top to bottom in sequence, a first hook (111) is arranged at the upper end of the first handrail (11), and the first hook (111) is used for hooking the cross bar of the external frame.

3. The simple external frame temporary ladder stand combination as claimed in claim 2, wherein the upper surface of the conversion platform (2) is hinged with one end of a first connecting rod (21), the other end of the first connecting rod (21) is provided with a second hook (211) matched with a first fixing rod (13), and the rear end of the conversion platform (2) is hinged with the lower end of the first handrail (11) through the second fixing rod (14).

4. The simple external frame temporary ladder stand combination as claimed in claim 3, wherein the second ladder stand body (3) comprises a second step (34), a third fixing rod (32) and two second handrails (31), the third fixing rod (32) and the second step (34) are fixedly connected between the two second handrails (31) from top to bottom in sequence, and the upper ends of the second handrails (31) are hinged with the front end of the conversion platform (2) through the third fixing rod (32).

5. The simple temporary ladder stand combination of the external frame as claimed in claim 3, wherein a first groove (22) is formed in the side wall of the rear end of the conversion platform (2), the first groove (22) is matched with the first fixing rod (13), a first channel (23) is formed in one end, far away from the first groove (22), of the conversion platform (2), a second fixing rod (14) penetrates through the first channel (23), and the second fixing rod (14) is slidably connected with the inner wall of the first channel (23).

6. The simple and easy external frame temporary ladder stand combination of claim 5, characterized in that, the first channel (23) includes a first transverse channel (231) and a first vertical channel (232) which are communicated with each other, the first transverse channel (231) and the first vertical channel (232) are both connected with the second fixing rod (14) in a sliding manner, the first transverse channel (231) and the first groove (22) are in the same line, and the height of the highest point of the first vertical channel (232) is greater than that of the first transverse channel (231).

7. The simple external frame temporary ladder stand combination as claimed in claim 4, wherein the second ladder stand body (3) further comprises a fourth fixing rod (33), the fourth fixing rod (33) is arranged at the lower end of the third fixing rod (32), and two sides of the fourth fixing rod (33) are fixedly connected with the second handrail (31);

conversion platform (2) front end lateral wall is provided with second recess (25), second recess (25) and fourth dead lever (33) looks adaptation, second passageway (24) have been seted up to the one end of keeping away from first recess (22) on conversion platform (2), second passageway (24) set up between second recess (25) and first passageway (23), wear to be equipped with third dead lever (32) in second passageway (24), third dead lever (32) with second passageway (24) inner wall sliding connection.

8. The simple external frame temporary ladder stand combination as claimed in claim 7, wherein the second channel (24) comprises a second transverse channel (241) and a second vertical channel (242) which are communicated with each other, the second transverse channel (241) and the second vertical channel (242) are both connected with the third fixing rod (32) in a sliding manner, the second transverse channel (241) and the second groove (25) are in the same line, and the height of the highest point of the second vertical channel (242) is greater than that of the second transverse channel (241).

9. The simple external frame temporary ladder stand combination as claimed in claim 8, wherein the second ladder stand body (3) further comprises a fifth fixing rod (35), the fifth fixing rod (35) is arranged at the lower end of the fourth fixing rod (33), and two sides of the fifth fixing rod (35) are fixedly connected with the second handrail (31);

the fifth fixing rod (35) is hinged to one end of a second connecting rod (36), a third groove (26) matched with the other end of the second connecting rod (36) is formed in the lower end face of the conversion platform (2), and the third groove (26) is abutted to the other end of the second connecting rod (36).

10. The combination of the simple external frame temporary ladder stand according to claim 2, wherein the first hook (111) comprises two opposite clamping parts (1111) and a bending part (1112) connected between the two clamping parts (1111), the distance between the two clamping parts (1111) is larger than or equal to the external frame rail external diameter, the two clamping parts (1111) are respectively and oppositely provided with a bulge (1113), and the distance between the two bulges (1113) is smaller than the external frame rail external diameter.