CN213234899U - Cat ladder for building site convenient to adjust - Google Patents

Abstract

The utility model relates to a building site cat ladder technical field specifically is a cat ladder for building site convenient to adjust, including first cat ladder and second cat ladder, the bottom fixedly connected with fixed plate of first cat ladder, the all fixedly connected with carousel in top of dead lever, the top of first cat ladder evenly is provided with the second cat ladder, the all fixedly connected with of one end that the fixture block was kept away from to the dismounting rod dismantles the piece, and dismantles the piece and all be connected through spring and first cat ladder and second cat ladder fixed surface, the surface of dismantling the piece all overlaps and is equipped with the fixed bin. The utility model discloses avoided when the building site soil has sand, the condition of skidding takes place for the cat ladder bottom, improved the device's stability, the security when having improved the user and scrambleing the operation, the user of being convenient for installs the dismantlement to the device to the user of being convenient for accomodates it, saves the device's occupation space, has improved user's use and has experienced, and has improved the device's practicality.

Description

Cat ladder for building site convenient to adjust

Technical Field

The utility model relates to a building site cat ladder technical field specifically is a cat ladder for building site convenient to adjust.

Background

The ladder stand is used as an appliance convenient for people to go up and down, generally two long bamboos or woods are used for making the upper side by side, and the middle of the ladder stand is made by traversing a plurality of short bamboos or woods. Also made of metal;

the building site cat ladder of present stage is when using, does not have pre-fixed knot structure usually in cat ladder bottom, and the user is when using, and the building site subaerial probably has partial sand and soil, reduces the frictional force of cat ladder bottom and ground for the user is unstable when using, and the condition that the cat ladder can take place to slip, thereby brings the injury for the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cat ladder for building site convenient to adjust to solve the building site cat ladder of the present stage that proposes in the above-mentioned background art and when using, do not have pre-fixing structure usually in cat ladder bottom, the user is when using, and the building site is subaerial can have partial sand and soil, reduces the frictional force of cat ladder bottom and ground, makes the user unstable when using, and the cat ladder can take place the condition that slips, thereby brings the problem of injury for the user.

In order to achieve the above object, the utility model provides a following technical scheme: a ladder stand convenient to adjust for a building site comprises a first ladder stand and a second ladder stand, wherein fixed plates are fixedly connected to the bottom end of the first ladder stand, fixed rods are inserted into the left end and the right end of the top ends of the two groups of fixed plates in a penetrating manner, a rotary disc is fixedly connected to the top ends of the fixed rods, the second ladder stand is uniformly arranged above the first ladder stand, mounting grooves are formed in the left side and the right side of the top ends of the first ladder stand and the second ladder stand, the bottom end of the second ladder stand extends into the mounting grooves, spring grooves are formed in the left side and the right side of the second ladder stand, fixing grooves are formed in the left side and the right side of the inner wall of the mounting grooves, fixture blocks are arranged in the spring grooves, one ends of the fixture blocks extend into the fixing grooves, the other ends of the fixture blocks are fixedly connected with the inner walls of, the one end that the fixture block was kept away from to the dismantlement pole is all fixedly connected with dismantlement piece, and dismantlement piece all through spring and first cat ladder and second cat ladder fixed surface connection, the surface of dismantling the piece all overlaps and is equipped with fixed storehouse.

Preferably, the bottom ends of the fixing rods are all conical, and the surfaces of the fixing rods are connected with the fixing plates through threads.

Preferably, the top of carousel all is provided with changes the handle, and the bottom of changeing the handle all is connected with the carousel top through embedded bearing.

Preferably, the surfaces of the rotating handles are glued with rubber pads, and the surfaces of the rubber pads are uniformly provided with grooves.

Preferably, the upper end and the lower end of the surfaces of the four groups of fixing rods are sleeved with limiting plates, and the diameters of the limiting plates are larger than the diameters of holes of the fixing plates.

Preferably, the fixture block and the both sides of dismantling the piece all fixedly connected with slider, the spout with slider matched with is all seted up to the both sides of spring groove inner wall and fixed storehouse inner wall.

Preferably, the bottom of fixture block all is the inclined plane, the top of fixture block all contradicts with the fixed slot.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model avoids the slipping of the bottom end of the crawling ladder when the soil exists in the construction site, improves the stability of the device, improves the safety of users when climbing operation, is convenient for users to install and disassemble the device, thereby being convenient for users to store the device, saving the occupied space of the device, improving the use experience of users and improving the practicability of the device;

1. by arranging the fixing rod and the rotary table, when a user uses the device to climb a building site, the user firstly places the device at a designated position, then the user rotates the rotary handle, and the fixing rod moves downwards through the mutual matching between the external threads on the surface of the fixing rod and the internal threads on the inner wall of the fixing plate, so that the cone at the bottom end of the fixing rod extends into the soil to fix the device, the situation that the bottom end of the ladder is slipped when sandy soil exists in the building site soil is avoided, the stability of the device is improved, and the safety of the user during climbing operation is improved;

2. through being provided with the mounting groove, fixture block and dismantlement piece, when the user assembles the device, inside the user inserts the mounting groove with the bottom of second cat ladder, make the inner wall of fixture block bottom inclined plane conflict mounting groove, thereby make the fixture block move to the inside of spring groove, when the fixture block moves to fixed slot department, resilience force through the spring of spring inslot portion, make the fixture block move to the inside of fixed slot, position to between first cat ladder and the second cat ladder is fixed, inside the user inserts other second cat ladders in proper order the mounting groove, can accomplish the equipment to the device, after the user finishes using, the user presses the dismantlement piece, can accomplish the dismantlement with the device, the user of being convenient for accomodates it, save the occupation space of the device, user's use experience has been improved, and the device's practicality has been improved.

Drawings

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

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention;

fig. 4 is a schematic view of the front view of the structure of the present invention.

In the figure: 1. a first ladder stand; 2. a fixing plate; 3. fixing the rod; 4. a turntable; 5. turning a handle; 6. a limiting plate; 7. a second ladder stand; 8. mounting grooves; 9. a spring slot; 10. fixing grooves; 11. a clamping block; 12. disassembling the rod; 13. disassembling the block; 14. and (5) fixing the bin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment:

a ladder stand convenient to adjust for a building site comprises a first ladder stand 1 and a second ladder stand 7, wherein the bottom end of the first ladder stand 1 is fixedly connected with fixing plates 2, the left end and the right end of the top ends of the two groups of fixing plates 2 are both inserted with fixing rods 3 in a penetrating manner, the top ends of the fixing rods 3 are both fixedly connected with a turntable 4, the second ladder stand 7 is uniformly arranged above the first ladder stand 1, mounting grooves 8 are respectively arranged on the left side and the right side of the top end of the first ladder stand 1 and the top end of the second ladder stand 7, the bottom end of the second ladder stand 7 extends to the inside of the mounting groove 8, spring grooves 9 are respectively arranged on the left side and the right side of the inner wall of the mounting groove 8, fixing grooves 10 are respectively arranged on the left side and the right side of the inner wall of the mounting groove 8, fixture blocks 11 are respectively arranged inside the spring grooves 9, one end of each fixture block 11, one end of the dismounting rod 12, which is far away from the clamping block 11, is fixedly connected with a dismounting block 13, the dismounting block 13 is fixedly connected with the surfaces of the first ladder stand 1 and the second ladder stand 7 through springs, and the surface of the dismounting block 13 is sleeved with a fixed bin 14;

furthermore, the bottom ends of the fixing rods 3 are all conical, the surfaces of the fixing rods 3 are all connected with the fixing plate 2 through threads, the fixing efficiency of the fixing plate 2 is improved, and the friction force between the bottom end of the fixing plate 2 and the ground is increased;

furthermore, the top ends of the turntables 4 are all provided with rotating handles 5, and the bottom ends of the rotating handles 5 are all connected with the top ends of the turntables 4 through embedded bearings, so that a user can conveniently rotate the turntables 4;

furthermore, rubber pads are glued on the surfaces of the rotating handle 5, and grooves are uniformly formed in the surfaces of the rubber pads, so that a user can rotate the rotating handle 5 conveniently, and the friction between the palm of the user and the surfaces of the rotating handle 5 is improved;

furthermore, the upper end and the lower end of the surfaces of the four groups of fixed rods 3 are sleeved with limiting plates 6, the diameters of the limiting plates 6 are larger than the diameters of the holes of the fixed plates 2, and the moving tracks of the fixed rods 3 are limited;

further, both sides of the clamping block 11 and the disassembling block 13 are fixedly connected with sliding blocks, both sides of the inner wall of the spring groove 9 and the inner wall of the fixed bin 14 are provided with sliding grooves matched with the sliding blocks, and the moving tracks of the spring groove 9 and the clamping block 11 are limited;

further, the bottom of fixture block 11 all is the inclined plane, and the top of fixture block 11 all offsets with fixed slot 10, through the mutual conflict between fixture block 11 inclined plane and the 8 inner walls of mounting groove for fixture block 11 moves to the inside of spring groove 9.

The working principle is as follows: when a user uses the device to assemble, the user firstly inserts the bottom end of the second ladder stand 7 into the mounting groove 8, so that the inclined plane at the bottom end of the fixture block 11 is abutted against the inner wall of the mounting groove 8, thereby the fixture block 11 is moved towards the inner part of the spring groove 9, and the spring in the spring groove 9 is compressed, when the fixture block 11 is moved to the position of the fixing groove 10, the fixture block 11 is moved towards the inner part of the fixing groove 10 through the resilience force of the spring in the spring groove 9, and the top end of the fixture block 11 is abutted against the inner wall of the fixing groove 10, thereby the position between the first ladder stand 1 and the second ladder stand 7 is fixed, the user sequentially inserts other second ladder stands 7 into the mounting groove 8, and the device can be assembled, after the user finishes using, the user presses the disassembling block 13, so that the disassembling block 13 drives the disassembling rod 12 to move towards the inner part of the fixing groove 10 and is, when the disassembling rod 12 moves the clamping block 11 out of the fixing groove 10, a user can disassemble the device, so that the user can conveniently store the device, the occupied space of the device is saved, the use experience of the user is improved, and the practicability of the device is improved;

when the user uses the device to scramble the operation in the building site, the user places the device at the assigned position at first, then the user rotates and changes 5, drive carousel 4 through changeing 5 and rotate, rotation through carousel 4 drives dead lever 3 and rotates, through 3 surperficial external screw threads of dead lever and 2 inner wall inter-thread of fixed plate mutually support, make dead lever 3 lapse, thereby make the toper of 3 bottoms of dead lever extend to in the soil, fix the device, when having avoided when the building site soil has sand, the condition of skidding takes place for the cat ladder bottom, the stability of the device has been improved, the security when the user scrambles the operation has been improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a cat ladder for building site convenient to adjust, includes first cat ladder (1) and second cat ladder (7), its characterized in that: the bottom end of the first ladder stand (1) is fixedly connected with a fixing plate (2), the left end and the right end of the top ends of the two groups of fixing plates (2) are inserted with fixing rods (3) in a penetrating manner, the top ends of the fixing rods (3) are fixedly connected with a turntable (4), a second ladder stand (7) is uniformly arranged above the first ladder stand (1), mounting grooves (8) are formed in the top end of the first ladder stand (1) and the left side and the right side of the top end of the second ladder stand (7), the bottom end of the second ladder stand (7) extends to the inside of the mounting groove (8), spring grooves (9) are formed in the left side and the right side of the second ladder stand (7), fixing grooves (10) are formed in the left side and the right side of the inner wall of the mounting groove (8), fixture blocks (11) are arranged in the spring grooves (9), and one end of, the other end of the clamping block (11) is fixedly connected with the inner wall of the spring groove (9) through a spring, a dismounting rod (12) is arranged inside the fixing groove (10), one end, far away from the clamping block (11), of the dismounting rod (12) is fixedly connected with a dismounting block (13), the dismounting block (13) is fixedly connected with the surface of the first ladder stand (1) and the surface of the second ladder stand (7) through the spring, and the surface of the dismounting block (13) is sleeved with a fixing bin (14).

2. The ladder for construction site convenient to adjust of claim 1, wherein: the bottom of dead lever (3) all is the toper, the surface of dead lever (3) all is connected with fixed plate (2) through the screw thread.

3. The ladder for construction site convenient to adjust of claim 1, wherein: the top of carousel (4) all is provided with and changes handle (5), and the bottom of changeing handle (5) all is connected with carousel (4) top through embedded bearing.

4. The ladder for construction site convenient to adjust of claim 3, wherein: the surface of the rotating handle (5) is glued with a rubber pad, and the surface of the rubber pad is uniformly provided with grooves.

5. The ladder for construction site convenient to adjust of claim 1, wherein: limiting plates (6) are sleeved at the upper end and the lower end of the surfaces of the four groups of fixing rods (3), and the diameters of the limiting plates (6) are larger than the diameters of the holes of the fixing plates (2).

6. The ladder for construction site convenient to adjust of claim 1, wherein: the both sides of fixture block (11) and dismantlement piece (13) all fixedly connected with slider, the spout with slider matched with has all been seted up to the both sides of spring groove (9) inner wall and fixed storehouse (14) inner wall.

7. The ladder for construction site convenient to adjust of claim 1, wherein: the bottom ends of the clamping blocks (11) are all inclined planes, and the top ends of the clamping blocks (11) are all abutted against the fixing grooves (10).

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