CN214364790U

CN214364790U - Prefabricated stair positioner of assembled structure

Info

Publication number: CN214364790U
Application number: CN202120046763.5U
Authority: CN
Inventors: 董彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-10-08
Anticipated expiration: 2031-01-08

Abstract

The utility model belongs to the technical field of the assembly type structure, especially, be an assembly type structure prefabricated staircase positioner, including stair main part and attaching plate, attaching plate quantity is two, two attaching plate passes through the hinge piece and rotates the connection, two first spout, two have all been seted up to one side that attaching plate kept away from each other equal slidable mounting has first slider, two in the first spout equal fixed mounting has first spring, two in one side that first slider is close to each other the one end surface that first slider kept away from each other all rotates installs first ball, two the second spout, two have all been seted up to attaching plate's bottom all rotate in the second spout and install first threaded rod, two the thread bush is all installed to the surface of first threaded rod. The utility model discloses it is convenient to carry, and simple to operate can accomplish when accurate location when prefabricated stair install the butt joint, plays the anticollision effect in removing to prefabricated stair effectively.

Description

Prefabricated stair positioner of assembled structure

Technical Field

The utility model relates to an assembly type structure technical field especially relates to an assembly type structure prefabricated staircase positioner.

Background

In the technical field of building construction, when the prefabricated staircase is installed, the following installation steps are required: the prefabricated staircase is transferred to a position to be installed in a building by a crane, and the transferred prefabricated staircase is butted by operating personnel.

Among the prior art, when with prefabricated staircase with treat the mounted position and dock, the embedded hole that will generally need on the prefabricated staircase is aligned with the reservation mounting hole of treating the mounted position, at that time because prefabricated staircase is higher, the staff can't operate the loop wheel machine usually and remove while accurate to its hole site, make it need through debugging many times just can with the embedded hole on the prefabricated staircase with treat the reserved hole of mounted position to it, consuming time and wasting force, when using the loop wheel machine to install simultaneously, prefabricated staircase can appear rocking unstably when the installation, thereby bump with the building on next door, lead to prefabricated staircase damage, for this reason, provide an assembly type structure prefabricated staircase positioner.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a prefabricated staircase positioning device with an assembly structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a prefabricated staircase positioning device with an assembly type structure comprises a staircase main body and two attachment plates, wherein the two attachment plates are rotatably connected through hinge pieces, one sides of the two attachment plates, which are far away from each other, are respectively provided with a first chute, a first sliding block is respectively and slidably mounted in the two first chutes, a first spring is respectively and fixedly mounted in one side, which is close to each other, of the two first sliding blocks, a first ball is respectively and rotatably mounted on the surface of one end, which is far away from each other, of the two first sliding blocks, the bottoms of the two attachment plates are respectively provided with a second chute, a first threaded rod is respectively and rotatably mounted in the two second chutes, threaded sleeves are respectively mounted on the surfaces of the two first threaded rods, connecting sleeves are respectively and fixedly mounted at the bottoms of the two threaded sleeves, the bottoms of the two connecting sleeves are respectively and rotatably connected with a connecting cylinder through threads, and a positioning rod is connected at the bottom end of the connecting cylinder through threads, a third sliding groove is formed in the bottom end of the positioning rod, a second spring is fixedly mounted in the third sliding groove, a second sliding block is fixedly connected to the bottom end of the second spring, and a second ball is rotatably mounted at the bottom end of the second sliding block.

Preferably, two pre-buried holes are formed in the surface of the stair main body.

Preferably, the cavity has been seted up to the inside of rigging board, it installs the axis of rotation to rotate on the top inner wall of cavity, the first carousel of top fixedly connected with of axis of rotation, just the bottom fixedly connected with initiative conical gear of axis of rotation, the one end of first threaded rod is run through the driven conical gear of cavity fixedly connected with, initiative conical gear with driven conical gear intermeshing.

Preferably, two equal fixed mounting in one end bottom that the rigging board kept away from each other has a riser, two fixed establishment is all installed on the surface of riser.

Preferably, fixed establishment includes second threaded rod, second carousel and fixed plate, the surperficial threaded connection of riser has the second threaded rod, the one end fixedly connected with second carousel of second threaded rod, just the other end of second threaded rod with one side fixed connection of fixed plate.

Preferably, a length measuring section is arranged on one side, located on the second sliding groove, of the bottom of the attaching plate.

Compared with the prior art, the beneficial effects of the utility model are that: the two attaching plates are rotatably connected through the hinge piece, so that the device can rotate the two attaching plates to enable one ends of the two attaching plates, which are provided with the first balls, to be attached together when being transported, then the attaching plates are placed on the ground to move through the first balls, when in use, the two attaching plates can be spread and tiled on the surface of the stair body, the distance between the two thread sleeves is adjusted according to the distance between two pre-buried holes on the stair body, the thread sleeves can move left and right through the matching of the first turntable, the rotating shaft and the driving conical gear, so that the conical gear is matched with the threaded rod, the distance between the two thread sleeves is adjusted, the two thread sleeves are fixedly connected with connecting sleeves, the bottom end of the connecting sleeve is in threaded connection with the connecting sleeve, the connecting sleeve can be detached and placed independently during transportation, the transportation is convenient, the positioning rod in threaded connection with the connecting sleeve is convenient, the length of the positioning rod can be adjusted when the thickness of the stair body is longer, the positioning rod can smoothly penetrate out after being inserted into the pre-buried hole, after the positioning rod is inserted into the pre-buried hole, the whole device is fixed on the stair main body through the fixing mechanisms at the two ends of the two attaching plates, then the stair main body is hoisted through the crane, after the stair main body moves to the position to be installed, the first balls, the first sliding blocks and the first springs at the two ends of the attaching plates can play an effective limiting and buffering role, the stair main body is prevented from colliding objects at the two ends when moving, after the stair main body moves to the position to be installed, the stair main body is slowly moved downwards, so that the second balls at the bottom ends of the two positioning rods are abutted against the surface of the position to be installed, then the stair main body is slowly and horizontally moved, so that the two second balls roll on the surface of the position to be installed, when the second balls move to the position above the pre-reserved hole formed on the surface of the position to be installed, due to the action of the second springs, the positioning rod is inserted into the reserved hole, thereby make the stair main part spacing unable removal to accomplish the location to the stair main part, then control the loop wheel machine and put down the stair main part and can accomplish the butt joint of stair main part and waiting to install the position.

The utility model discloses it is convenient to carry, and simple to operate can accomplish when accurate location when prefabricated stair install the butt joint, plays the anticollision effect in removing to prefabricated stair effectively.

Drawings

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

fig. 2 is a schematic external structural view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a stair body; 2. attaching a plate; 3. a hinge plate; 4. a first slider; 5. a first spring; 6. a first ball bearing; 7. a first threaded rod; 8. a threaded sleeve; 9. connecting sleeves; 10. a connecting cylinder; 11. positioning a rod; 12. a second spring; 13. a second slider; 14. a second ball bearing; 15. pre-burying a hole; 16. a rotating shaft; 17. a first turntable; 18. a driving bevel gear; 19. a driven bevel gear; 20. a vertical plate; 21. a fixing mechanism; 2101. a second threaded rod; 2102. a second turntable; 2103. a fixing plate; 22. a length measurement section.

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. 1-3, the present invention provides a technical solution: a prefabricated staircase positioning device with an assembly type structure comprises a staircase main body 1 and attachment plates 2, wherein the number of the attachment plates 2 is two, the two attachment plates 2 are rotatably connected through hinge pieces 3, first sliding grooves are respectively formed in the sides, far away from each other, of the two attachment plates 2, first sliding blocks 4 are respectively and slidably mounted in the two first sliding grooves, first springs 5 are respectively welded in the sides, near to each other, of the two first sliding blocks 4, first rolling balls 6 are respectively and rotatably mounted on the surfaces of the ends, far away from each other, of the two first sliding blocks 4, second sliding grooves are respectively formed in the bottoms of the two attachment plates 2, first threaded rods 7 are respectively and rotatably mounted in the two second sliding grooves, threaded sleeves 8 are respectively mounted on the surfaces of the two first threaded rods 7, connecting sleeves 9 are respectively welded at the bottoms of the two threaded sleeves 8, connecting cylinders 10 are respectively and threadedly connected to the bottoms of the two connecting sleeves 9, and positioning rods 11 are threadedly connected to the bottoms of the connecting cylinders 10, a third sliding groove is formed in the bottom end of the positioning rod 11, a second spring 12 is welded in the third sliding groove, a second sliding block 13 is welded at the bottom end of the second spring 12, and a second ball 14 is rotatably mounted at the bottom end of the second sliding block 13;

the surface of the stair main body 1 is provided with two pre-buried holes 15, the interior of the attachment plate 2 is provided with a cavity, a rotating shaft 16 is rotatably arranged on the inner wall of the top end of the cavity, a first rotating disc 17 is welded at the top end of the rotating shaft 16, a driving bevel gear 18 is welded at the bottom end of the rotating shaft 16, a driven bevel gear 19 is welded at one end of a first threaded rod 7 penetrating through the cavity, the driving bevel gear 18 is meshed with the driven bevel gear 19, risers 20 are welded at the bottoms of the mutually far ends of the two attachment plates 2, fixing mechanisms 21 are respectively arranged on the surfaces of the two risers 20, each fixing mechanism 21 comprises a second threaded rod 2101, a second rotating disc 2102 and a fixed plate 2103, the surface of each riser 20 is in threaded connection with a second threaded rod 2101, a second rotating disc 2102 is welded at one end of each second threaded rod 2101, the other end of each second threaded rod 2101 is welded with one side of the fixed plate 2103, a length measuring section 22 is arranged on one side, which is positioned on the bottom of each attachment plate 2 and positioned in a second sliding groove, the utility model discloses it is convenient to carry, and simple to operate can accomplish when accurate location when prefabricated stair install the butt joint, plays the anticollision effect in removing to prefabricated stair effectively.

The working principle is as follows: the two attaching plates 2 are rotatably connected through the hinge pieces 3, so that the device can rotate the two attaching plates 2 to enable one ends of the two attaching plates 2 provided with the first balls 6 to be attached together when being transported, then the attaching plates are placed on the ground to move through the first balls 6, when in use, the two attaching plates 2 can be spread and tiled on the surface of the stair body 1, the distance between the two thread sleeves 8 is adjusted according to the distance between the two pre-buried holes 15 on the stair body 1, the thread sleeves 8 can move left and right through the matching of the first rotary disc 17, the rotary shaft 16, the driving bevel gear 18 and the threaded rod, so that the distance between the two thread sleeves 8 is adjusted, the connecting sleeves 9 are welded on the two thread sleeves 8, the bottom end of the connecting cylinder 10 is in threaded connection with the connecting cylinder 10, the connecting cylinder 10 can be detached to be placed independently during transportation, and the transportation is convenient, the positioning rods 11 are connected with the connecting cylinder 10 through threads, so that when the thickness of the stair body 1 is longer, the length of the positioning rods 11 can be adjusted, the positioning rods 11 can smoothly penetrate through the embedded holes 15 after being inserted into the embedded holes 15, the whole device is fixed on the stair body 1 through the fixing mechanisms 21 at the two ends of the two attaching plates 2 after the positioning rods 11 are inserted into the embedded holes 15, then the stair body 1 is lifted by a crane, after the stair body 1 moves to a position to be installed, the first balls 6, the first sliding blocks 4 and the first springs 5 at the two ends of the attaching plates 2 can play an effective limiting and buffering role, so that objects at the two ends are prevented from being collided when the stair body 1 moves, after the stair body 1 moves to the position to be installed, the stair body 1 slowly moves downwards, so that the second balls 14 at the bottom ends of the two positioning rods 11 are abutted to the surface of the position to be installed, then the stair body 1 is slowly and horizontally moved, make two second balls 14 roll treating the mounted position surface, when second ball 14 removed the preformed hole top of treating the mounted position surface and seting up, because the effect of second spring 12, make locating lever 11 insert in the preformed hole, thereby make stair main part 1 by spacing unable removal, thereby accomplish the location to stair main part 1, then the control loop wheel machine puts down stair main part 1 and can accomplish stair main part 1 and treat the butt joint of mounted position, the utility model discloses it is convenient to carry, and simple to operate can accomplish accurate location when prefabricated stair install the butt joint, plays anticollision effect in moving prefabricated stair effectively.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prefabricated staircase positioner of assembled structure, includes stair main part (1) and rigging board (2), its characterized in that: the number of the attaching plates (2) is two, the two attaching plates (2) are rotatably connected through hinge pieces (3), one sides of the two attaching plates (2) far away from each other are respectively provided with a first chute, two first chutes are internally provided with first sliding blocks (4) in a sliding manner, two first sliding blocks (4) are respectively and fixedly provided with a first spring (5) in one side close to each other, one end surfaces of the two first sliding blocks (4) far away from each other are respectively and rotatably provided with a first ball (6), the bottoms of the two attaching plates (2) are respectively provided with a second chute, two second chutes are respectively and rotatably provided with first threaded rods (7), the surfaces of the two first threaded rods (7) are respectively provided with threaded sleeves (8), the bottoms of the two threaded sleeves (8) are respectively and fixedly provided with a connecting sleeve (9), the bottoms of the two connecting sleeves (9) are respectively and rotatably connected with a connecting cylinder (10), the bottom threaded connection of connecting cylinder (10) has locating lever (11), the third spout has been seted up to the bottom of locating lever (11), fixed mounting has second spring (12) in the third spout, the bottom fixedly connected with second slider (13) of second spring (12), second ball (14) are installed in the bottom rotation of second slider (13).

2. The prefabricated staircase positioning device of claim 1, wherein: the surface of the stair main body (1) is provided with two embedded holes (15).

3. The prefabricated staircase positioning device of claim 1, wherein: the cavity has been seted up to the inside of rigging board (2), rotate on the top inner wall of cavity and install axis of rotation (16), the first carousel (17) of top fixedly connected with of axis of rotation (16), just the bottom fixedly connected with initiative conical gear (18) of axis of rotation (16), the one end of first threaded rod (7) is run through driven conical gear (19) of cavity fixedly connected with, initiative conical gear (18) with driven conical gear (19) intermeshing.

4. The prefabricated staircase positioning device of claim 3, wherein: two equal fixed mounting in one end bottom that rigging board (2) kept away from each other has riser (20), two fixed establishment (21) are all installed on the surface of riser (20).

5. The prefabricated staircase positioning device of claim 4, wherein: the fixing mechanism (21) comprises a second threaded rod (2101), a second rotary table (2102) and a fixing plate (2103), the surface of the vertical plate (20) is in threaded connection with the second threaded rod (2101), one end of the second threaded rod (2101) is fixedly connected with the second rotary table (2102), and the other end of the second threaded rod (2101) is fixedly connected with one side of the fixing plate (2103).

6. The prefabricated staircase positioning device of claim 1, wherein: and a length measuring section (22) is arranged at one side of the bottom of the attaching plate (2) positioned on the second sliding groove.