CN217000724U - Installation mechanism for prefabricated staircase construction - Google Patents

Abstract

The utility model discloses an installation mechanism for prefabricated staircase construction, which comprises an installation seat, wherein a lifting chain is arranged at the upper end of the installation seat, a threaded rod is rotatably connected inside the installation seat, and an adjusting block is arranged on the left side of the installation seat. By adopting the structure, the lifting chain is fixedly connected with the mounting seat, the mounting seat is detachably connected with the lifting hook, when the lifting hook needs to be disassembled and maintained, an operator rotates the adjusting block to drive the threaded rod to rotate, the threaded rod enables the sliding seat to horizontally move to one side under the action of the roller, and the two groups of clamping rods on the sliding seat leave the jack of the lifting hook, so that the lifting hook is conveniently taken down to be maintained and replaced, the maintenance time is shortened, the labor intensity of workers is reduced, the construction efficiency is improved, the situation that the lifting hook is excessively abraded naturally and is not in stable contact with an embedded part to cause that a floor slab falls off is effectively prevented, and the potential safety hazard when the floor slab is lifted can be greatly reduced.

Description

Installation mechanism for prefabricated staircase construction

Technical Field

The utility model belongs to the technical field of stair construction, and particularly relates to an installation mechanism for prefabricated stair construction.

Background

Along with the development of the building process, the building construction is mostly carried out in a prefabricated part installation mode, and the mode can reduce the concrete cast-in-place operation, improve the building construction efficiency and reduce the construction cost; the types of prefabricated parts for buildings mainly include: external wall panel, interior wallboard, superimposed sheet, balcony, air conditioner board, stair, precast beam, prefabricated post etc..

Precast concrete stair installation construction mainly relies on the special messenger tower crane to connect the hoist, hang concrete precast stair to appointed mounted position, and install and consolidate the construction, but present lifting hook is connected with lifting rope or lifting chain mostly through the mode of screw fixation, the wearing and tearing can hardly appear in the long-time use of lifting hook, there is the potential safety hazard when hoisting precast stair, the floor drops easily and damages the increase use cost, and the easy accidental injury workman, high efficiency and security when having reduced the construction, it is very inconvenient when follow-up overhauing the change.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems mentioned in the background art, the utility model aims to provide an installation mechanism for prefabricated staircase construction, which aims to solve the problems that most of existing lifting hooks are connected with lifting ropes or lifting chains in a screw fixing mode, the lifting hooks are inevitably worn after being used for a long time, potential safety hazards exist when the prefabricated staircase is lifted, floors are easy to fall off and damage, the use cost is increased, workers are easy to be accidentally injured, the efficiency and the safety during construction are reduced, and the subsequent maintenance and replacement are inconvenient.

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

the utility model provides an installation mechanism that prefabricated staircase construction was used, includes the mount pad, the upper end of mount pad is equipped with the chain sling, the inside rotation of mount pad is connected with the threaded rod, the left side of mount pad is equipped with the regulating block, one side of regulating block and the left end fixed connection of threaded rod, the both sides of threaded rod are equipped with clamping components, the regulating block passes through the threaded rod and is connected with the clamping components transmission, the downside of mount pad is equipped with the lifting hook, the square groove has all been seted up to the lower extreme both sides of mount pad, the jack has been seted up to the inside of lifting hook, the lower extreme middle part of mount pad is equipped with locating component, one side fixedly connected with connecting block of regulating block, be equipped with spacing subassembly between connecting block and the mount pad, the magnetic groove has been seted up to left end one side of mount pad.

Through adopting above-mentioned technical scheme, through with chain sling and mount pad fixed connection, the mount pad is detachable with the lifting hook and is connected, when needs are dismantled the lifting hook and are safeguarded, operating personnel rotates the regulating block and drives the threaded rod and rotate, the threaded rod makes the slide to one side horizontal migration under the effect of gyro wheel, two sets of clamping bars on the slide leave the jack of lifting hook, thereby conveniently take off the lifting hook and maintain it and change, accelerate repair time, reduce artificial intensity of labour, improve the efficiency of construction, and then effectively prevent too big and the built-in fitting contact shakiness of lifting hook natural wear from droing to the floor, lead to the condition that use cost increases, and but the potential safety hazard when greatly reduced floor hoists.

Further, as preferred technical scheme, clamping component includes the slide, slide threaded connection is in the both sides of threaded rod, one side of slide and one side sliding connection of square groove, the one end fixedly connected with clamping bar of slide, clamping bar is equipped with two sets ofly, clamping bar and jack phase-match.

Through adopting above-mentioned technical scheme, the slide is all connected to the positive thread of threaded rod one side and the reverse thread of opposite side for after the threaded rod rotates, can make two sets of slides be close to each other or keep away from, realize the fixed or separation to the lifting hook.

Further, as preferred technical scheme, the top fixedly connected with gyro wheel of slide, the spout has been seted up to the upper end inner wall of mount pad, gyro wheel and spout sliding connection.

Through adopting above-mentioned technical scheme, through the top installation gyro wheel at the slide, frictional resistance when reducing the slide and removing to improve the convenience that the slide removed.

Further, as preferred technical scheme, the locating component includes the constant head tank, the lower extreme middle part at the mount pad is seted up to the constant head tank, the first sheet rubber of inner wall fixedly connected with of constant head tank, the inside at the constant head tank is connected in the laminating of the top of lifting hook.

Through adopting above-mentioned technical scheme, through setting up locating component, insert the constant head tank with the top of lifting hook to through the laminating position of the firm lifting hook of first sheet rubber increase frictional force in the constant head tank, thereby can fix a position the lifting hook, convenient follow-up fixed to the lifting hook through clamping component.

Further, as preferred technical scheme, the inner wall fixedly connected with second sheet rubber of square groove, one side of second sheet rubber is connected with the laminating of one side of slide.

Through adopting above-mentioned technical scheme, through the second sheet rubber that sets up square groove inner wall, the noise that produces when reducing to slide reduces the degree of wear of slide and square groove binding face to can prolong the life of slide.

Further, as a preferred technical scheme, the limiting assembly comprises a magnetic block, the magnetic block is movably connected inside one side of the connecting block, one end of the magnetic block is fixedly connected with the moving block, and the magnetic block is magnetically connected with the magnetic groove.

Through adopting above-mentioned technical scheme, through setting up spacing subassembly, when no longer rotating the regulating block, drive the magnetic path through moving the piece and insert the magnetic path to make the unable activity of regulating block, avoid the regulating block not hard up to lead to the lifting hook to drop.

Further, as an optimal technical scheme, the two sides of the magnetic block are fixedly connected with limit blocks, limit grooves are formed in the connecting blocks, and the limit blocks are connected with the limit grooves in a sliding mode.

Through adopting above-mentioned technical scheme, the stopper of magnetic path both sides slides in the spacing inslot in the connecting block, plays the spacing effect to the magnetic path for the magnetic path can't drop the connecting block, avoids the magnetic path to lose, thereby improves the convenience when using.

Further, as preferred technical scheme, the surface of regulating block is equipped with the sponge cover.

Through adopting above-mentioned technical scheme, through setting up the sponge cover, can protect constructor's hand, be convenient for simultaneously rotate the regulating block.

Further, as preferred technical scheme, the middle part of threaded rod is equipped with the fixing base, one side of fixing base and the inner wall fixed connection of mount pad.

Through adopting above-mentioned technical scheme, through setting up the fixing base, can carry on spacingly to two sets of slides, avoid laminating each other, the installation of lead screw can stabilize simultaneously.

In summary, the utility model mainly has the following beneficial effects:

firstly, a lifting chain is fixedly connected with a mounting seat, the mounting seat is detachably connected with a lifting hook, when the lifting hook needs to be disassembled and maintained, an operator rotates an adjusting block to drive a threaded rod to rotate, the threaded rod enables a sliding seat to horizontally move to one side under the action of a roller, and two groups of clamping rods on the sliding seat leave jacks of the lifting hook, so that the lifting hook is conveniently taken down to maintain and replace the lifting hook, the overhaul time is shortened, the labor intensity of workers is reduced, the construction efficiency is improved, the situation that the lifting hook is excessively abraded naturally and is unstable in contact with an embedded part to cause that a floor slab falls off is effectively prevented, the use cost is increased, and the potential safety hazard during lifting of the floor slab can be greatly reduced;

secondly, the positioning assembly is arranged on the lower side of the mounting seat, the top end of the lifting hook is inserted into the positioning groove, and the friction force is increased through the first rubber sheet in the positioning groove to stabilize the attachment position of the lifting hook, so that the lifting hook can be positioned, the lifting hook is conveniently fixed through the clamping assembly in the follow-up process, and the convenience in mounting and using is improved;

third, after the lifting hook passes through clamping component to be fixed, promote to move the piece and drive the magnetic path and remove, make to move the piece and insert the magnetic path of mount pad one side, can't rotate again with the regulating block this moment, prevent to lift by crane the in-process regulating block not hard up and lead to the lifting hook to drop, and then improve the stability after the lifting hook installation, do benefit to the lifting work of lifting by crane the lifting hook to pre-buried floor.

Drawings

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

FIG. 2 is a schematic view of the hook structure of the present invention;

FIG. 3 is a schematic view of the slider configuration of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;

fig. 5 is a partial schematic view of the underside of the mount of the present invention.

Reference numerals: 1. the mounting base, 2, the sling, 3, the threaded rod, 4, clamping component, 41, the slide, 42, the gyro wheel, 43, the spout, 44, clamping rod, 5, the jack, 6, locating component, 61, the constant head tank, 62, first sheet rubber, 7, spacing subassembly, 71, the magnetic path, 72, move the piece, 73, the stopper, 74, the spacing groove, 8, the magnetic groove, 9, the regulating block, 10, the connecting block, 11, the fixing base, 12, the lifting hook, 13, the square groove, 14, the second sheet rubber, 15, the sponge cover.

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. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the installation mechanism for prefabricated staircase construction described in this embodiment includes an installation base 1, a hanging chain 2 is disposed at the upper end of the installation base 1, a threaded rod 3 is rotatably connected to the inside of the installation base 1, an adjusting block 9 is disposed at the left side of the installation base 1, a sponge sleeve 15 is disposed on the outer surface of the adjusting block 9, the sponge sleeve 15 is disposed to protect the hands of a constructor and facilitate the rotation of the adjusting block 9, one side of the adjusting block 9 is fixedly connected to the left end of the threaded rod 3, a fixing seat 11 is disposed at the middle of the threaded rod 3, one side of the fixing seat 11 is fixedly connected to the inner wall of the installation base 1, two sets of sliding seats 41 are limited by the fixing seat 11 to avoid mutual attachment, the installation of the threaded rod can be stabilized, clamping assemblies 4 are disposed at the two sides of the threaded rod 3, the adjusting block 9 is in transmission connection with the clamping assemblies 4 through the threaded rod 3, the lower side of the mounting base 1 is provided with a lifting hook 12, both sides of the lower end of the mounting base 1 are provided with square grooves 13, the inner wall of the square groove 13 is fixedly connected with a second rubber sheet 14, one side of the second rubber sheet 14 is connected with one side of a sliding base 41 in an attaching manner, noise generated during sliding is reduced by the second rubber sheet 14 arranged on the inner wall of the square groove 13, the abrasion degree of the attaching surface of the sliding base 41 and the square groove 13 is reduced, so that the service life of the sliding base 41 can be prolonged, the inner part of the lifting hook 12 is provided with a jack 5, the middle part of the lower end of the mounting base 1 is provided with a positioning component 6, one side of a regulating block 9 is fixedly connected with a connecting block 10, a limiting component 7 is arranged between the connecting block 10 and the mounting base 1, one side of the left end of the mounting base 1 is provided with a magnetic groove 8, a hanging chain 2 is fixedly connected with the mounting base 1, the mounting base 1 is detachably connected with the lifting hook 12, when the lifting hook 12 needs to be detached and maintained, operating personnel rotates regulating block 9 and drives threaded rod 3 and rotate, threaded rod 3 makes slide 41 to one side horizontal migration under gyro wheel 42's effect, two sets of clamping bar 44 on the slide 41 leave jack 5 of lifting hook 12, thereby conveniently take off lifting hook 12 and maintain it and change, accelerate the repair time, reduce artificial intensity of labour, improve the efficiency of construction, and then effectively prevent that lifting hook 12 natural wear is too big and the built-in fitting contact shakiness is to the floor drops, lead to the condition that use cost increases, and potential safety hazard when greatly reduced floor hoists.

Example 2

Referring to fig. 1-3, on the basis of embodiment 1, in order to achieve the purpose of conveniently detaching and installing the hook 12, the embodiment has an innovative design on the clamping assembly 4, specifically, the clamping assembly 4 includes a sliding seat 41, the sliding seat 41 is connected to both sides of the threaded rod 3 by threads, one side of the sliding seat 41 is connected to one side of the square groove 13 in a sliding manner, one end of the sliding seat 41 is fixedly connected with two groups of clamping rods 44, the clamping rods 44 are matched with the insertion holes 5, the top end of the sliding seat 41 is fixedly connected with a roller 42, the inner wall of the upper end of the mounting seat 1 is provided with a sliding groove 43, and the roller 42 is connected to the sliding groove 43 in a sliding manner; slide 41 is all connected to the positive screw thread of threaded rod 3 one side and the reverse thread of opposite side for after threaded rod 3 rotated, can make two sets of slides 41 be close to each other or keep away from, realize the fixed or separation to lifting hook 12, through the top installation gyro wheel 42 at slide 41, frictional resistance when reducing slide 41 and removing, thereby improve the convenience that slide 41 removed.

Referring to fig. 2, in order to achieve the purpose of facilitating the installation of the hook 12 and stabilizing the installation position of the hook 12, in this embodiment, the positioning assembly 6 includes a positioning groove 61, the positioning groove 61 is opened in the middle of the lower end of the mounting base 1, a first rubber sheet 62 is fixedly connected to the inner wall of the positioning groove 61, and the top end of the hook 12 is attached and connected inside the positioning groove 61; through setting up locating component 6, insert the top of lifting hook 12 in the constant head tank 61 to through the laminating position of the firm lifting hook 12 of the 62 increase frictional force of first sheet rubber in the constant head tank 61, thereby can fix a position lifting hook 12, convenient follow-up through clamping component 4 fixed lifting hook 12.

Example 3

Referring to fig. 4, on the basis of embodiment 1, in order to achieve the purpose of limiting the clamping assembly 4 and thus preventing the movement of the hook 12, the limiting assembly 7 of this embodiment is innovatively designed, specifically, the limiting assembly 7 includes a magnetic block 71, the magnetic block 71 is movably connected inside one side of the connecting block 10, one end of the magnetic block 71 is fixedly connected with a moving block 72, the magnetic block 71 is magnetically connected with the magnetic groove 8, both sides of the magnetic block 71 are fixedly connected with limiting blocks 73, a limiting groove 74 is formed inside the connecting block 10, and the limiting blocks 73 are slidably connected with the limiting groove 74; through setting up spacing subassembly 7, when no longer rotating regulating block 9, drive magnetic path 71 through moving piece 72 and insert in the magnetic channel 8 to make the unable activity of regulating block 9, avoid regulating block 9 not hard up to lead to lifting hook 12 to drop, the stopper 73 of magnetic path 71 both sides slides in the spacing groove 74 of connecting block 10, plays the effect spacing to magnetic path 71, makes the connecting block 10 that can't drop of magnetic path 71, avoids magnetic path 71 to lose, thereby convenience when improving the use.

The use principle and the advantages are as follows: when the lifting hook 12 is used and needs to be disassembled for maintenance, an operator rotates the adjusting block 9 to drive the threaded rod 3 to rotate, the threaded rod 3 enables the sliding seat 41 to horizontally move to one side under the action of the roller 42, the two groups of clamping rods 44 on the sliding seat 41 leave the insertion holes 5 of the lifting hook 12, the lifting hook 12 is taken down for maintenance and replacement, so that the overhauling time can be accelerated, the labor intensity of workers is reduced, the construction efficiency is improved, the situation that the lifting hook 12 is too worn naturally and is not stably contacted with an embedded part to cause the falling of a floor slab, the use cost is increased is effectively avoided, the potential safety hazard during the lifting of the floor slab can be greatly reduced, when the lifting hook 12 needs to be reinstalled, the upper end of the lifting hook 12 is inserted into the positioning groove 61 on the lower side of the mounting seat 1, the first rubber sheet 62 in the positioning groove 61 is used for increasing the friction force to stabilize the joint position of the lifting hook 12, and then the adjusting block 9 is rotated, make regulating block 9 drive threaded rod 3 rotate and make clamping component 4 fix lifting hook 12, after lifting hook 12 is fixed with mount pad 1, promote to move piece 72 and drive magnetic path 71 and remove, make to move in piece 72 inserts the magnetic channel 8 of mount pad 1 one side, can't rotate again with regulating block 9 this moment, prevent to lift by crane in-process regulating block 9 not hard up and lead to lifting hook 12 to drop, and then improve the stability after lifting hook 12 installs.

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

Claims (9)

1. The utility model provides an installation mechanism that prefabricated staircase construction was used which characterized in that: the device comprises a mounting seat (1), wherein a lifting chain (2) is arranged at the upper end of the mounting seat (1), a threaded rod (3) is connected to the inner part of the mounting seat (1) in a rotating manner, an adjusting block (9) is arranged on the left side of the mounting seat (1), one side of the adjusting block (9) is fixedly connected with the left end of the threaded rod (3), clamping components (4) are arranged on the two sides of the threaded rod (3), the adjusting block (9) is connected with the clamping components (4) in a transmission manner through the threaded rod (3), a lifting hook (12) is arranged on the lower side of the mounting seat (1), square grooves (13) are formed in the two sides of the lower end of the mounting seat (1), jacks (5) are formed in the lifting hook (12), a positioning component (6) is arranged in the middle of the lower end of the mounting seat (1), a connecting block (10) is fixedly connected with one side of the adjusting block (9), a limiting component (7) is arranged between the connecting block (10) and the mounting seat (1), and a magnetic groove (8) is formed in one side of the left end of the mounting seat (1).

2. The installation mechanism for prefabricated staircase construction as claimed in claim 1, wherein: clamping unit (4) includes slide (41), slide (41) threaded connection is in the both sides of threaded rod (3), one side of slide (41) and one side sliding connection of square groove (13), the one end fixedly connected with clamping rod (44) of slide (41), clamping rod (44) are equipped with two sets ofly, clamping rod (44) and jack (5) phase-match.

3. The installation mechanism for prefabricated staircase construction as claimed in claim 2, wherein: the top fixedly connected with gyro wheel (42) of slide (41), spout (43) have been seted up to the upper end inner wall of mount pad (1), gyro wheel (42) and spout (43) sliding connection.

4. The installation mechanism for prefabricated staircase construction according to claim 1, wherein: locating component (6) are including constant head tank (61), the lower extreme middle part in mount pad (1) is seted up in constant head tank (61), the first sheet rubber of inner wall fixedly connected with (62) of constant head tank (61), the inside at constant head tank (61) is connected in the top laminating of lifting hook (12).

5. The installation mechanism for prefabricated staircase construction according to claim 1, wherein: the inner wall fixedly connected with second sheet rubber (14) of square groove (13), one side and the laminating of one side of slide (41) of second sheet rubber (14) are connected.

6. The installation mechanism for prefabricated staircase construction as claimed in claim 1, wherein: the limiting assembly (7) comprises a magnetic block (71), the magnetic block (71) is movably connected inside one side of the connecting block (10), one end of the magnetic block (71) is fixedly connected with a moving block (72), and the magnetic block (71) is magnetically connected with the magnetic groove (8).

7. The installation mechanism for prefabricated staircase construction as claimed in claim 6, wherein: both sides of the magnetic block (71) are fixedly connected with limiting blocks (73), limiting grooves (74) are formed in the connecting block (10), and the limiting blocks (73) are slidably connected with the limiting grooves (74).

8. The installation mechanism for prefabricated staircase construction according to claim 1, wherein: the outer surface of the adjusting block (9) is provided with a sponge sleeve (15).

9. The installation mechanism for prefabricated staircase construction according to claim 1, wherein: the middle part of threaded rod (3) is equipped with fixing base (11), one side of fixing base (11) and the inner wall fixed connection of mount pad (1).

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