CN216690492U

CN216690492U - Civil engineering is with changeing ladder

Info

Publication number: CN216690492U
Application number: CN202122655846.7U
Authority: CN
Inventors: 黄莞培; 苏选刚; 周核
Original assignee: Sichuan Luzhou Longnao Construction Engineering Co ltd
Current assignee: Sichuan Luzhou Longnao Construction Engineering Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-06-07
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a rotary ladder for civil engineering, which comprises a base and also comprises: the supporting column is detachably connected to the base, wherein a guide groove is formed in the outer surface of the supporting column; the auxiliary ladder is connected to the support column in a sliding manner; the main ladder is arranged above the auxiliary ladder and drives the auxiliary ladder to lift through a clamping mechanism, and a driving assembly for driving the main ladder to move up and down is arranged on the main ladder; the utility model solves the problems of inconvenience in use, disassembly, movement and transportation and difficulty in secondary utilization of the rotary ladder in civil construction, and saves a large amount of manpower and material resources.

Description

Civil engineering is with changeing ladder

Technical Field

The utility model relates to the technical field of construction equipment, in particular to a rotary ladder for civil engineering.

Background

The rotary stairs are usually spiral or spiral stairs which are usually arranged around a single column, are popular due to attractive and elegant appearance and space saving of the flow lines, and are often used for walking up and down due to insufficient space in civil construction.

Among the prior art, the commentaries on classics ladder that uses in the civil engineering construction is welded fastening structure usually, and inconvenient removal in the use often because high size problem after the use, unable reutilization, the processing of scrapping has wasted manpower and materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a civil construction rotary ladder in the prior art cannot be disassembled for secondary utilization and is difficult to transport, and provides a rotary ladder for civil construction.

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

the utility model provides a civil engineering is with changeing ladder, includes the base, still includes: the supporting column is detachably connected to the base, wherein a guide groove is formed in the outer surface of the supporting column; the auxiliary ladder is connected to the support column in a sliding manner; the main ladder is in threaded connection with the support column, wherein the main ladder is arranged above the auxiliary ladder, the main ladder drives the auxiliary ladder to ascend and descend through the clamping mechanism, and a driving assembly used for driving the main ladder to move up and down is arranged on the main ladder.

In order to detachably connect the supporting columns, preferably, the base and the supporting columns are fixedly connected with first threaded columns, and the lower ends of the supporting columns are provided with grooves;

furthermore, a thread groove is arranged in the groove and is in threaded connection with the first thread column.

In order to drive the auxiliary ladder to lift, preferably, the clamping mechanism comprises a limiting rod, the limiting rod can be detachably connected to the top of the auxiliary ladder, sliding grooves are formed in the auxiliary ladder and the main ladder, and the sliding grooves are matched with the limiting rod.

In order to facilitate the auxiliary ladder to slide up and down along the supporting rod, further, one end of the auxiliary ladder is fixedly connected with a first sliding ring which is connected to the surface of the supporting column in a sliding mode.

In order to detachably connect the limiting rod, furthermore, a threaded hole corresponding to the second threaded column is formed in the bottom of the limiting rod.

In order to drive the main ladder to ascend and descend, preferably, the driving mechanism comprises a second sliding ring and a motor, the second sliding ring is fixedly connected to one end of the main ladder, the second sliding ring is connected to the surface of the supporting column in a sliding mode, the motor is fixedly connected to the second sliding ring, a friction wheel is fixedly connected to the output end of the motor, a through hole is formed in the second sliding ring, and the friction wheel penetrates through the through hole and is attached to the guide groove.

In order to facilitate the moving and transportation of the rotary ladder, preferably, the bottom of the base is fixedly connected with universal wheels.

Compared with the prior art, the utility model provides a rotary ladder for civil engineering construction, which has the following beneficial effects:

1. this civil engineering is with changeing ladder is equipped with drive assembly and support column through the main ladder and goes up the guide way cooperation, has solved the inconvenience that goes up and down in the commentaries on classics ladder use.

2. This civil engineering is with changeing ladder through the block mechanism on the vice ladder, has solved vice ladder and has gone up and down inconveniently to rise the back, the unstable structure has the problem of potential safety hazard.

3. This civil engineering is with changeing ladder through dismantling threaded connection on the support column and the gag lever post threaded connection on the vice ladder, has solved to change the ladder and has dismantled inconveniently, and the height is not adjustable, transports inconvenient problem.

The utility model solves the problems of inconvenience in use, disassembly, movement and transportation and difficulty in secondary utilization of the rotary ladder in civil construction, and saves a large amount of manpower and material resources.

Drawings

Fig. 1 is a schematic structural view of a civil engineering rotary ladder according to the present invention;

FIG. 2 is a schematic structural view of a rotary ladder support column for civil engineering according to the present invention;

FIG. 3 is a schematic structural view of a rotary ladder auxiliary ladder for civil engineering according to the present invention;

FIG. 4 is a schematic cross-sectional view of an auxiliary ladder storage slot of a rotary ladder for civil engineering according to the present invention;

FIG. 5 is a schematic cross-sectional view of a slide way of an auxiliary ladder of the rotary ladder for civil engineering according to the present invention;

fig. 6 is a bottom view of an auxiliary ladder of the rotary ladder for civil engineering provided by the utility model;

fig. 7 is a front view of a main ladder of the rotary ladder for civil engineering according to the present invention;

fig. 8 is a top view of a main ladder of the rotary ladder for civil engineering according to the present invention;

fig. 9 is a schematic structural view of a revolving ladder base for civil engineering according to the present invention.

In the figure: 1. a base; 101. a universal wheel; 2. a support pillar; 201. a guide groove; 202. a first threaded post; 203. a groove; 204. a thread groove; 3. an auxiliary ladder; 301. a first slip ring; 302. a limiting rod; 303. a bump; 304. a receiving groove; 305. a chute; 306. a second threaded post; 4. a motor; 401. a friction wheel; 5. a main ladder; 501. a second slip ring; 502. and a through hole.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-9, a civil engineering is with changeing ladder, includes base 1, still includes: the supporting column 2 is detachably connected to the base 1, wherein a guide groove 201 is formed in the outer surface of the supporting column 2; the auxiliary ladder 3 is connected to the support column 2 in a sliding manner; main ladder 5, threaded connection is on support column 2, and wherein, main ladder 5 sets up in vice ladder 3 top, and main ladder 5 drives vice ladder 3 through block mechanism and goes up and down, is equipped with the drive assembly who is used for driving main ladder 5 and reciprocates on the main ladder 5.

The base 1 and the support column 2 are both fixedly connected with a first threaded column 202, the lower end of the support column 2 is provided with a groove 203, the groove 203 is internally provided with a threaded groove 204, the threaded groove 204 is in threaded connection with the first threaded column 202, the clamping mechanism comprises a limiting rod 302, the limiting rod 302 is detachably connected to the top of an auxiliary ladder 3, the auxiliary ladder 3 and a main ladder 5 are both provided with a sliding groove 305, the sliding groove 305 is matched with the limiting rod 302, one end of the auxiliary ladder 3 is fixedly connected with a first sliding ring 301, the first sliding ring 301 is in sliding connection with the surface of the support column 2, the auxiliary ladder 3 is fixedly connected with a second threaded column 306, the bottom of the limiting rod 302 is provided with a threaded hole corresponding to the second threaded column 306, the driving mechanism comprises a second sliding ring 501 and a motor 4, the second sliding ring 501 is fixedly connected with one end of the main ladder 5, the second sliding ring 501 is in sliding connection with the surface of the support column 2, the motor 4 is fixedly connected with the second sliding ring 501, the output end of the motor 4 is fixedly connected with a friction wheel 401, a through hole 502 is formed in the second sliding ring 501, the friction wheel 401 penetrates through the through hole 502 to be attached to the guide groove 201, and the bottom of the base 1 is fixedly connected with the universal wheel 101.

In the utility model, a base 1 can be moved to a place needing ladder turning on a civil construction site through a universal wheel 101, the universal wheel 101 is locked, then a groove 203 end of a support column 2 is installed corresponding to a first threaded column 202 on the base 1 in a threaded manner, a plurality of auxiliary ladders 3 are sleeved on the support column 2 according to the height needing to be raised, a plurality of support columns 2 can be properly installed on the support column 2 in a threaded manner in the process of sleeving the auxiliary ladders 3, a limiting rod 302 and a lug 303 are accommodated in an accommodating groove 304 of each auxiliary ladder 3, the bottom of the limiting rod 302 is connected with a second threaded column 306 on the next auxiliary ladder 3 in a threaded manner, finally a main ladder 5 is installed on the support column 2, then the support columns 2 are installed according to the height needing to be raised, a motor 4 is started, the motor 4 rotates to drive a friction wheel 401 to rotate, the friction wheel 401 rolls along a guide groove 201 in the guide groove 201, a reverse force acts to drive the main ladder 5 to rotate and slide and rise along the support columns 2, when the main ladder 5 just rotates, the auxiliary ladder 3 is driven by the limiting rod 302 to rotate around the supporting column 2 in a non-rising state, the lug 303 gradually slides and extends along the accommodating groove 304 at the moment, when the lug 303 slides and abuts against the sliding groove 305, the lug 303 can slide along the sliding groove 305 until abutting against one end of the sliding groove 305 far away from the accommodating groove 304, at the moment, the main ladder 5 continuously rotates, slides and rises, the auxiliary ladder 3 is driven to synchronously rotate, slide and rise, the limiting rod 302 and the lug 303 in the accommodating groove 304 at the bottom of the auxiliary ladder 3 start to slide and extend until the main ladder 5 rises to a required height, the motor 4 is turned off, the friction wheel 401 can be self-locked due to the rotation angle problem of the guide groove 201, the main ladder 5 is prevented from sliding and falling down along the supporting column 2, and the limiting rod 302 on each auxiliary ladder 3 can also play a supporting role at the moment, the structural stability of the ladder is ensured, the safety factor of the ladder is improved, and after the use, the reverse rotation of the motor 4 can be controlled, the limiting rod 302 slides into the containing groove 304, the auxiliary ladder 3 and the main ladder 5 rotate and fall down, then the supporting column 2, the main ladder 5 and the auxiliary ladder 3 are disassembled and placed on the base 1, and the base 1 can be moved and transported away through the universal wheels 101.

The parts not involved in the present invention are the same as or can be implemented by using the prior art, and are not described in detail herein.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a civil engineering is with changeing ladder, includes base (1), its characterized in that still includes:

a supporting column (2) which is detachably connected on the base (1),

wherein, the outer surface of the support column (2) is provided with a guide groove (201);

an auxiliary ladder (3) which is connected on the supporting column (2) in a sliding way,

a main ladder (5) which is connected on the supporting column (2) by screw thread,

the main ladder (5) is arranged above the auxiliary ladder (3), the main ladder (5) drives the auxiliary ladder (3) to lift through a clamping mechanism, and a driving assembly used for driving the main ladder (5) to move up and down is arranged on the main ladder (5).

2. The ladder for civil engineering according to claim 1, wherein the base (1) and the support column (2) are both fixedly connected with a first threaded column (202), and the lower end of the support column (2) is provided with a groove (203).

3. The ladder for civil engineering according to claim 2, wherein a thread groove (204) is formed in the groove (203), and the thread groove (204) is in threaded connection with the first threaded column (202).

4. The rotary ladder for civil engineering according to claim 1, wherein the engaging mechanism comprises a limiting rod (302), the limiting rod (302) is detachably connected to the top of the auxiliary ladder (3), the auxiliary ladder (3) and the main ladder (5) are both provided with a sliding groove (305), and the sliding groove (305) is matched with the limiting rod (302).

5. A revolving ladder for civil engineering according to claim 4, characterized in that the auxiliary ladder (3) is fixedly connected at one end with a first slip ring (301), the first slip ring (301) being slidably connected to the surface of the supporting column (2).

6. The civil engineering is with changeing ladder according to claim 4, characterized in that, fixedly connected with second screw thread post (306) on the vice ladder (3), corresponding screw hole with second screw thread post (306) is seted up to gag lever post (302) bottom.

7. The rotating ladder for civil engineering according to claim 1, wherein the driving assembly comprises a second sliding ring (501) and a motor (4), the second sliding ring (501) is fixedly connected to one end of the main ladder (5), the second sliding ring (501) is slidably connected to the surface of the supporting column (2), the motor (4) is fixedly connected to the second sliding ring (501), the output end of the motor (4) is fixedly connected with the friction wheel (401), the second sliding ring (501) is provided with a through hole (502), and the friction wheel (401) penetrates through the through hole (502) and is attached to the guide groove (201).

8. The ladder for civil engineering according to claim 1, characterized in that the bottom of the base (1) is fixedly connected with universal wheels (101).