CN215565682U

CN215565682U - Use convenient cat ladder

Info

Publication number: CN215565682U
Application number: CN202121777533.2U
Authority: CN
Inventors: 周玲; 陈绿凯
Original assignee: Sichuan Shenghua Wanjing Construction Technology Co ltd
Current assignee: Sichuan Shenghua Wanjing Construction Technology Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-01-18
Anticipated expiration: 2031-08-02

Abstract

The utility model relates to the technical field of construction equipment, in particular to a ladder convenient to use, which comprises a rod body and a ladder body, wherein a plurality of mounting holes are sequentially formed in the rod body from bottom to top, the ladder body comprises two longitudinal rods and a plurality of transverse rods, a first connecting joint is arranged at the top of each longitudinal rod, a first connecting groove is formed in the bottom of each longitudinal rod, a second connecting joint is arranged at the top of the rod body, a second connecting groove is formed in the bottom of the rod body, an upper connecting column and a lower connecting column are respectively arranged on the side wall of the rod body, and connecting holes are respectively formed in the upper connecting column and the lower connecting column. According to the utility model, the two adjacent crawling ladders are connected and fixed through bolts by using the connecting bolts, and the stable connection of the two adjacent crawling ladders is realized by combining the matching of the connecting joints and the connecting grooves, so that the structural stability of the lengthened crawling ladder is effectively improved, the stable and safe combination of the crawling ladder and the scaffold is realized, and the use convenience and the structural safety of the scaffold are effectively improved.

Description

Use convenient cat ladder

Technical Field

The utility model relates to the technical field of construction equipment, in particular to a ladder stand convenient to use.

Background

The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out. The scaffold is divided into an outer scaffold and an inner scaffold according to the erected positions; the scaffold can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials; the scaffold is divided into a vertical rod type scaffold, a bridge type scaffold, a door type scaffold, a suspension type scaffold, a hanging type scaffold, a lifting type scaffold and a climbing type scaffold according to the structural form. Different types of engineering construction select scaffolds with different purposes. The bridge support frame uses the bowl to detain the residence of scaffold, also has to use portal scaffold. The number of fastener scaffolds used for the main structure construction floor scaffold is large, and the longitudinal distance of the scaffold upright rods is generally 1.2-1.8 m; the transverse distance is generally 0.9 to 1.5 m.

In the process of installing and using the scaffold, for example, the scaffold disclosed in chinese patent publication No. CN209686836U comprises a wall-attached support, vertical main frames, horizontal trusses and a scaffold framework, wherein the scaffold framework is located between two adjacent vertical main frames and connected with the horizontal trusses, the scaffold framework and the vertical main frames respectively comprise a plurality of inner vertical rods and outer vertical rods corresponding to the inner vertical rods, a plurality of bearing units are arranged between the inner vertical rods and the outer vertical rods, a lower lifting point assembly is arranged at the lower part of the inner vertical rods of the vertical main frames, a track is arranged at one side of the inner vertical rods of the vertical main frames, the wall-attached support is slidably sleeved with the track and is clamped with an anti-falling crosspiece rod on the track, the scaffold can solve the technical problem of insufficient stability in the prior art, but the scaffold is not provided with a ladder, in the actual use process, the installation of the ladder stand is required to be carried out independently, and for the separately installed ladder stand, the original stability of the device after the ladder stand and the scaffold are combined is difficult to be kept.

Therefore, the ladder stand is simple in structure and convenient to use, and can be quickly and stably integrated into a scaffold structure on the basis that the safety of the original structure of the scaffold is not influenced.

SUMMERY OF THE UTILITY MODEL

The ladder stand is convenient to use, the connection relation of the adjacent ladder stands is simply locked through three points, then the two adjacent ladder stands are fixedly connected through bolts by using connecting bolts, and the stable connection of the two adjacent ladder stands is realized by combining the matching of the connecting joints and the connecting grooves, so that the structural stability of the ladder stand after being prolonged is effectively improved, the stable and safe combination of the ladder stand and a scaffold is realized, and the use convenience and the structural safety of the scaffold are effectively improved.

The purpose of the utility model is realized by the following technical scheme:

a ladder stand convenient to use comprises a stand body and a ladder body, wherein a plurality of mounting holes are sequentially formed in the stand body from bottom to top, the ladder body comprises two longitudinal rods and a plurality of transverse rods, the two longitudinal rods are arranged in parallel, the transverse rods are sequentially and uniformly arranged between the two longitudinal rods from bottom to top, the two ends of each transverse rod are respectively connected with the longitudinal rods, a plurality of connecting pieces are arranged between the stand body and the ladder body, the two ends of each connecting piece are respectively connected with the transverse rods and the stand body, a first connecting joint is arranged at the top of each longitudinal rod, a first connecting groove matched with the first connecting joint is formed in the bottom of each longitudinal rod, a second connecting joint is arranged at the top of each stand body, a second connecting groove matched with the second connecting joint is formed in the bottom of each stand body, an upper connecting column and a lower connecting column are respectively arranged on the side wall of each stand body, connecting holes are respectively formed in the upper connecting column and the lower connecting column, the connecting holes are used for being matched with the connecting bolts to fixedly connect the two ladder stands which are adjacent up and down.

Furthermore, the upper connecting column is arranged close to the top end of the rod body, and the lower connecting column is arranged close to the bottom end of the rod body. In the actual use process, in order to stably combine the ladder stand with the scaffold stand, the ladder stand can be adopted to replace a support rod in the original scaffold stand, the mounting hole in the ladder stand is matched with components such as a walking channel of a scaffold stand to be mounted, when the length of the ladder stand needs to be increased, the ladder stand can be sequentially mounted from bottom to top, a rod body of the upper ladder stand corresponds to a rod body of the lower ladder stand, a ladder body of the upper ladder stand corresponds to a ladder body of the lower ladder stand, a second connecting joint at the top of the rod body of the lower ladder stand is inserted into a second connecting groove at the bottom of the rod body of the upper ladder stand, a first connecting joint at the top of the ladder body of the lower ladder stand is inserted into a first connecting groove at the bottom of the ladder body of the upper ladder stand, the connection relation of adjacent ladder stands is simply locked through three points, and then a connecting bolt sequentially penetrates through the connecting holes of connecting columns on the lower ladder stand from bottom to top, The connecting hole of spliced pole under last cat ladder carries out bolted connection to two adjacent cat ladders fixedly, and attach fitting and coupling groove's cooperation, and then realize the stable connection of two adjacent cat ladders, effectively promote the structural stability of cat ladder behind the extension, realize the stability of cat ladder and scaffold, the safe combination, effectively improve the use convenience and the structural safety of scaffold.

Further, the length of the rod body is the same as that of the longitudinal rod. When in the structure of scaffold frame is installed with the cat ladder, replace the original bracing piece of scaffold frame by the body of rod, bear the structure bearing and walk the installation of subassembly such as lane and bear the function, to the higher structure of needs scaffold frame, the accessible sets up the structure height that the structure of cat ladder adapts to the scaffold frame from bottom to top in proper order, and simultaneously, the body of rod length through with the cat ladder sets up the same with the length of longitudinal rod, make when the cat ladder is add in the extension, the body of rod and the ladder body can both realize seamless linking, further guarantee the structural stability and the safety in utilization performance of device.

Furthermore, the upper connecting column and the lower connecting column are located on the same side wall of the rod body, and the connecting hole in the upper connecting column and the connecting hole in the lower connecting column are coaxially arranged.

Furthermore, the first connecting joint and the first connecting groove are coaxially arranged, and the second connecting joint and the second connecting groove are coaxially arranged.

Furthermore, the first connecting joint and the second connecting joint are of hemispherical structures respectively.

Further, still be provided with the locating part on the lateral wall of the body of rod, the locating part is located the below of upper connecting post, and the locating part is used for spacing protection connecting bolt.

Further, the limiting part is connected with the upper connecting column in a sliding mode. In the in-service use process, for guaranteeing connection stability between the adjacent cat ladders, after two adjacent cat ladders are stably connected and fixed through connecting bolts, the locating part slides to the connecting bolt under, and the locating part is utilized to carry out spacing protection on the connecting screw, so that the connecting bolt is prevented from accidentally falling off from the connecting hole, the connecting bolt is always in the connecting hole of the upper connecting column and the lower connecting column, and the connection stability and the connection safety of the device are further improved.

Further, the limiting part and the nearest cross rod are located on the same horizontal plane.

Furthermore, the bottom of the upper connecting column is provided with a sliding groove, a sliding block is arranged in the sliding groove, and the limiting part is connected with the sliding block through a linkage rod.

Furthermore, an elastic part is arranged in the sliding groove, two ends of the elastic part are respectively connected with the inner wall of the sliding groove and the sliding block, and in a normal state, under the action of the elastic part, the limiting part is positioned right below the connecting hole.

The utility model has the beneficial effects that: according to the ladder stand, the convenient ladder stand is used, the connection relation of the adjacent ladder stands is simply locked through three points, then the two adjacent ladder stands are fixedly connected through the bolts through the connecting bolts, the stable connection of the two adjacent ladder stands is realized by combining the matching of the connecting joints and the connecting grooves, the structural stability of the extended ladder stand is effectively improved, the stable and safe combination of the ladder stand and a scaffold is realized, and the use convenience and the structural safety of the scaffold are effectively improved.

Drawings

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

FIG. 2 is a schematic structural view of the ladder of the present invention from another perspective;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

FIG. 5 is a schematic view of the connection structure of the upper connection column, the lower connection column and the connection bolt of the present invention;

FIG. 6 is a bottom view of the upper connecting stud of the present invention;

in the figure, 1, a ladder body; 2. a rod body; 3. a longitudinal rod 4 and a transverse rod; 5. mounting holes; 6. a first connection joint; 7. a first connection groove; 8. a second connection joint; 9. a second connecting groove; 10. an upper connecting column; 11. a lower connecting column; 12. connecting holes; 13. a connecting bolt; 14. a limiting member; 15. a linkage rod; 16. a chute; 17. a slider; 18. an elastic member.

Detailed Description

The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

As shown in fig. 1 to 6, a ladder stand convenient to use comprises a pole body 2 and a ladder body 1, wherein a plurality of mounting holes 5 are sequentially arranged on the pole body 2 from bottom to top, the ladder body 2 comprises two vertical poles 3 and a plurality of transverse poles 4, the two vertical poles 3 are arranged in parallel, the transverse poles 4 are sequentially and uniformly arranged between the two vertical poles 3 from bottom to top, two ends of each transverse pole 4 are respectively connected with the vertical poles 3, a plurality of connecting pieces are arranged between the pole body 2 and the ladder body 1, two ends of each connecting piece are respectively connected with the transverse poles 4 and the pole body 2, a first connecting joint 6 is arranged at the top of each vertical pole 3, a first connecting groove 7 matched with the first connecting joint 6 is arranged at the bottom of each vertical pole 3, a second connecting joint 8 is arranged at the top of the pole body 2, a second connecting groove 9 matched with the second connecting joint 8 is arranged at the bottom of the pole body 2, an upper connecting column 10 and a lower connecting column 11 are respectively arranged on the side wall of the pole body 2, the upper connecting column 10 and the lower connecting column 11 are respectively provided with a connecting hole 12, and the connecting holes 12 are used for being matched with connecting bolts 13 to fixedly connect the two ladder stands which are adjacent up and down.

Specifically, the upper connecting column 10 is arranged near the top end of the rod body 2, and the lower connecting column 11 is arranged near the bottom end of the rod body 2. In the practical use process, in order to stably combine the ladder stand with the scaffold stand, the ladder stand can be adopted to replace a support rod in the original scaffold stand, the mounting hole 5 in the ladder stand is matched with components such as a walking channel of the scaffold stand to be mounted, when the length of the ladder stand needs to be increased, the ladder stand can be sequentially mounted from bottom to top, the rod body 2 of the upper ladder stand corresponds to the rod body 2 of the lower ladder stand, the rod body 1 of the upper ladder stand corresponds to the rod body 1 of the lower ladder stand, the second connecting joint 8 at the top of the rod body 2 of the lower ladder stand is inserted into the second connecting groove 9 at the bottom of the rod body 2 of the upper ladder stand, the first connecting joint 6 at the top of the lower ladder stand 1 is inserted into the first connecting groove 7 at the bottom of the ladder stand body 1 of the upper ladder stand, the connection relation of the adjacent ladder stands is simply locked through three points, and then a connecting bolt 13 sequentially penetrates through the connecting hole 12, the connecting column 10 of the lower ladder stand from bottom to top, At upper and lower spliced pole 11's of cat ladder connecting hole 12, carry out bolted connection to two adjacent cat ladders and fix, combine attach fitting and connecting groove's cooperation, and then realize the stable connection of two adjacent cat ladders, effectively promote the structural stability of cat ladder behind the extension, realize the stability of cat ladder and scaffold, the safety combination, effectively improve the convenience in utilization and the structural safety of scaffold.

Specifically, the length of the rod body 2 is the same as that of the longitudinal rod 3. When in the structure of scaffold frame is installed with the cat ladder, replace the original bracing piece of scaffold frame by the body of rod 2, bear the structure bearing function with the installation of subassembly such as walking the way, to the higher structure of needs scaffold frame, the accessible adds the structure height that the structure of cat ladder adapts to the scaffold frame from bottom to top in proper order, and simultaneously, the length setting through the body of rod 2 length with the cat ladder is the same with vertical pole 3, make when the cat ladder is add in the extension, seamless linking can both be realized to the body of rod 2 and the ladder body 1, further guarantee the structural stability and the safety in utilization performance of device.

Specifically, the upper connecting column 10 and the lower connecting column 11 are located on the same side wall of the rod body 2, and the connecting hole 12 in the upper connecting column 10 and the connecting hole 12 in the lower connecting column 11 are coaxially arranged.

Specifically, the first connection joint 6 and the first connection groove 7 are coaxially arranged, and the second connection joint 8 and the second connection groove 9 are coaxially arranged.

Specifically, the first connection joint 6 and the second connection joint 8 are of a hemispherical structure respectively.

Specifically, a limiting part 14 is further disposed on the side wall of the rod body 2, the limiting part 14 is located below the upper connecting column 10, and the limiting part 14 is used for limiting and protecting the connecting bolt 13.

Specifically, the limiting member 14 is slidably connected to the upper connecting column 10. In the in-service use process, for guaranteeing connection stability between the adjacent cat ladders, after two adjacent cat ladders are stably connected and fixed through connecting bolt 13, sliding limiting part 14 slides limiting part 14 to connecting bolt 13 under, utilize limiting part 14 to carry out spacing protection to connecting screw 13, prevent that connecting bolt 13 from unexpected coming off from connecting hole 12, let connecting bolt 13 be in connecting hole 12 of last spliced pole 10 and lower spliced pole 11 all the time, further improve the stability and the security that the device is connected.

In particular, the limit piece 14 is located on the same horizontal plane as the closest cross bar 4.

Specifically, the bottom of the upper connecting column 10 is provided with a sliding groove 16, a sliding block 17 is arranged in the sliding groove 16, and the limiting part 14 is connected with the sliding block 17 through a linkage rod 15.

Specifically, an elastic member 18 is arranged in the sliding groove 16, two ends of the elastic member 18 are respectively connected with the inner wall of the sliding groove 16 and the sliding block 17, and in a normal state, under the action of the elastic member 18, the limiting member 14 is located right below the connecting hole 12.

When in use, in the process of fixedly installing the scaffold, in order to stably combine the ladder stand and the scaffold, the ladder stand can be adopted to replace a support rod in the original scaffold, the installation hole 5 in the ladder stand is matched with components such as a walking channel of the scaffold, when the length of the ladder stand needs to be increased, the ladder stand can be sequentially installed from bottom to top, the rod body 2 of the upper ladder stand corresponds to the rod body 2 of the lower ladder stand, the ladder body 1 of the upper ladder stand corresponds to the ladder body 1 of the lower ladder stand, the second connecting joint 8 at the top of the rod body 2 of the lower ladder stand is inserted into the second connecting groove 9 at the bottom of the rod body 2 of the upper ladder stand, the first connecting joint 6 at the top of the ladder body 1 of the lower ladder stand is inserted into the first connecting groove 7 at the bottom of the ladder body 1 of the upper ladder stand, the connection relation of the adjacent ladder stands is simply locked through three points, and then, let connecting bolt 13 pass connecting hole 12 at cat ladder upper junction post 10 down in proper order from bottom to top, connecting hole 12 at cat ladder lower junction post 11 down, it is fixed to carry out bolted connection to two adjacent cat ladders, combine the cooperation of attach fitting and connecting groove, and then realize the stable connection of two adjacent cat ladders, effectively promote the structural stability of cat ladder after the extension, realize the stability of cat ladder and scaffold, the safety combination, effectively improve the convenience in utilization and the structural safety of scaffold.

The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the utility model is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A ladder stand convenient to use is characterized by comprising a bar body and a ladder body, wherein a plurality of mounting holes are sequentially formed in the bar body from bottom to top, the ladder body comprises two longitudinal bars and a plurality of transverse bars, the two longitudinal bars are arranged in parallel, the transverse bars are sequentially and uniformly arranged between the two longitudinal bars from bottom to top, two ends of each transverse bar are respectively connected with the longitudinal bars, a plurality of connecting pieces are arranged between the bar body and the ladder body, two ends of each connecting piece are respectively connected with the transverse bars and the bar body, a first connecting joint is arranged at the top of each longitudinal bar, a first connecting groove matched with the first connecting joint is formed in the bottom of each longitudinal bar, a second connecting joint is arranged at the top of the bar body, a second connecting groove matched with the second connecting joint is formed in the bottom of the bar body, an upper connecting column and a lower connecting column are respectively arranged on the side wall of the bar body, and connecting holes are respectively formed in the upper connecting column and the lower connecting column, the connecting holes are used for being matched with the connecting bolts to fixedly connect the two ladder stands which are adjacent up and down.

2. A ladder as claimed in claim 1, wherein the upper connecting post is located adjacent the top end of the mast body and the lower connecting post is located adjacent the bottom end of the mast body.

3. The ladder stand convenient to use according to claim 1, wherein the upper connecting column and the lower connecting column are located on the same side wall of the rod body, and the connecting hole in the upper connecting column and the connecting hole in the lower connecting column are coaxially arranged.

4. A ladder as claimed in claim 1, wherein the first connection tab and the first connection recess are coaxially arranged and the second connection tab and the second connection recess are coaxially arranged.

5. A ladder as claimed in claim 1, wherein the first and second attachment fittings are each of hemispherical configuration.

6. The ladder stand convenient to use according to claim 1, wherein a limiting part is further arranged on the side wall of the rod body, the limiting part is located below the upper connecting column, and the limiting part is used for limiting and protecting the connecting bolt.

7. A ladder as claimed in claim 6, wherein the stop is slidably connected to the upper connecting post.

8. A ladder as claimed in claim 6, wherein the stop is level with the nearest rail.

9. The ladder stand convenient to use according to claim 6, wherein a sliding groove is formed in the bottom of the upper connecting column, a sliding block is arranged in the sliding groove, and the limiting piece is connected with the sliding block through a linkage rod.

10. The ladder stand convenient to use according to claim 9, wherein an elastic member is arranged in the sliding groove, two ends of the elastic member are respectively connected with the inner wall of the sliding groove and the sliding block, and in a normal state, under the action of the elastic member, the limiting member is located right below the connecting hole.