CN213390908U

CN213390908U - Prefabricated staircase is with supplementary installation device

Info

Publication number: CN213390908U
Application number: CN202021914588.9U
Authority: CN
Inventors: 袁笑非; 袁杰冲; 雷银; 江华; 王小钢; 施欢欢; 王磊; 宋宇
Original assignee: Henan Desheng Tiancheng Prefabricated Building Co ltd
Current assignee: Henan Desheng Tiancheng Prefabricated Building Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-06-08
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses a prefabricated stair are with supplementary installation device, including stair body, fixing base, baffle, hanging seat and connecting seat, the both ends of stair body all are fixed with the fixing base, the both sides of stair body all are provided with the baffle, the both ends of baffle all are fixed with the connecting seat. The utility model discloses a press the movable pin, make the movable pin move to the inside of fixed plate, then pass the baffle respectively with the fixed plate, and cup joint the fly leaf on the outer wall that stopper one end was kept away from to the fixed plate, loosen the movable pin, under reset spring's spring action, the board that resets can drive the movable pin and move to the outside of fixed plate, so that prevent that the fly leaf from droing at the removal process, pass fixing base and fixed plate through the recess with fixing bolt this moment, make fixing base and fixed plate reciprocal anchorage, the device has strengthened the steadiness at the removal in-process, thereby the security of this supplementary installation device for prefabricated staircase when using has been improved.

Description

Prefabricated staircase is with supplementary installation device

Technical Field

The utility model relates to a prefabricated staircase technical field specifically is a prefabricated staircase is with supplementary installation device.

Background

With the continuous development of society, the building industry is developed vigorously, the prefabricated staircase is an important component of a prefabricated assembly type building, and the prefabricated staircase is made of reinforced concrete and has larger weight and higher danger coefficient during installation, so an auxiliary installation device for the prefabricated staircase is needed;

traditional prefabricated stair are generally hoisted with large-scale tower machine with supplementary installation device, because its steadiness is relatively poor for it is higher that it lifts by crane in the installation, removes the in-process and takes place to fall easily, leads to prefabricated stair to damage, and influences personal safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prefabricated stair are with supplementary installation device to provide the relatively poor problem of steadiness in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an auxiliary mounting device for a prefabricated staircase comprises a staircase body, fixing seats, baffles, hanging seats and connecting seats, wherein the fixing seats are fixed at two ends of the staircase body, the baffles are arranged at two sides of the staircase body, the connecting seats are fixed at two ends of the baffles, the hanging seats are fixed at two sides of the top end of each baffle, a supporting mechanism uniformly penetrates through the baffle at the bottom end of the staircase body, a fixing mechanism uniformly penetrates through one side, close to the fixing seats, of the baffle, the fixing mechanism comprises a limiting block, a fixing plate, a fixing bolt, a movable plate, a movable groove, a reset spring, a reset plate and a movable pin, two ends of the fixing plate respectively penetrate through the baffles, the limiting block is fixed at one end of the fixing plate, the movable plate is arranged at the other end of the fixing plate, and the fixing bolt is arranged at one side, close to the fixing, the stair body is kept away from to the inside fly leaf of fixed plate one side all is provided with the movable groove, the inside in movable groove all is provided with reset spring, reset spring's both ends all are provided with the board that resets, reset plate keeps away from the intermediate position department of reset spring one side all and is fixed with the activity round pin, the one end of activity round pin all extends to the outside of fixed plate.

Preferably, the fixing seats are fixedly connected with the stair body in a perpendicular mode, and grooves are formed in one sides, far away from the fixing plates, of the fixing seats.

Preferably, the inside of hanging seat all is provided with the through-hole, the hanging seat all distributes about stair body symmetry at the top of baffle.

Preferably, the supporting mechanism includes fixed block, bracing piece and spacer pin, the both ends of bracing piece all run through in the baffle, the one end of bracing piece all is fixed with the fixed block, the other end of bracing piece all is provided with the spacer pin.

Preferably, the top of fixed block all contacts with the bottom of stair body, the spacer pin is in the inside evenly distributed of baffle.

Preferably, the fixed plate is provided with two sets, the fixed plate is at one side of fixing base about stair body symmetric distribution, reset plate and movable pin constitute extending structure through reset spring in the inside of activity groove.

Compared with the prior art, the beneficial effects of the utility model are that: the auxiliary mounting device for the prefabricated staircase not only enhances the stability of the device in the moving process and the bearing capacity of the device, but also realizes the function of the device convenient for splicing and moving;

(1) the movable pin is moved to the inside of the fixed plate by pressing the movable pin, then the fixed plate respectively penetrates through the baffle plates, the movable plate is sleeved on the outer wall of one end, away from the limiting block, of the fixed plate, the movable pin is loosened, the reset plate can drive the movable pin to move to the outside of the fixed plate under the elastic action of the reset spring, so that the movable plate is prevented from falling off in the moving process, at the moment, the fixed bolt penetrates through the fixed seat and the fixed plate through the groove, the fixed seat and the fixed plate are mutually fixed, the stability of the device in the moving process is enhanced, and the safety of the auxiliary mounting device for the prefabricated staircase in use is improved;

(2) the supporting rods respectively penetrate through the inner part of the baffle on one side of the stair body, pass through the bottom end of the stair body and penetrate out of the inner part of the baffle on the other side of the stair body, and the limiting pins penetrate through the supporting rods to limit the supporting rods, so that the bearing capacity of the device is enhanced, and the service life of the auxiliary mounting device for the prefabricated stair is prolonged;

(3) through being connected with tower machine lifting unit respectively with the hanging seat, move the stair body to suitable position and install through the lift of tower machine, realized the device and be convenient for splice the function of removing to this prefabricated stair are with supplementary installation device's convenience when using has been improved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

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

fig. 3 is a schematic side view of the cross-sectional structure of the present invention;

fig. 4 is a schematic view of a partially enlarged cross-sectional structure at a position a in fig. 1 according to the present invention.

In the figure: 1. a stair body; 2. a fixed seat; 3. a baffle plate; 4. a hanging seat; 5. a support mechanism; 501. a fixed block; 502. a support bar; 503. a spacing pin; 6. a fixing mechanism; 601. a limiting block; 602. a fixing plate; 603. fixing the bolt; 604. a movable plate; 605. a movable groove; 606. a return spring; 607. a reset plate; 608. a movable pin; 7. a connecting seat.

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: an auxiliary mounting device for prefabricated stairs comprises a stair body 1, fixing seats 2, baffle plates 3, hanging seats 4 and connecting seats 7, wherein the fixing seats 2 are fixed at two ends of the stair body 1, the baffle plates 3 are arranged at two sides of the stair body 1, the connecting seats 7 are fixed at two ends of the baffle plates 3, the hanging seats 4 are fixed at two sides of the top ends of the baffle plates 3, supporting mechanisms 5 uniformly penetrate through the baffle plates 3 at the bottom end of the stair body 1, each supporting mechanism 5 comprises a fixing block 501, a supporting rod 502 and a limiting pin 503, two ends of the supporting rod 502 penetrate through the baffle plates 3, one end of the supporting rod 502 is fixedly provided with the fixing block 501, the other end of the supporting rod 502 is provided with the limiting pin 503, the top ends of the fixing blocks 501 are contacted with the bottom end of the stair body 1, the limiting pins 503 are uniformly distributed in the baffle plates 3, the supporting rods 502 respectively penetrate through, the auxiliary installation device passes through the bottom end of the stair body 1, penetrates out of the baffle 3 on the other side of the stair body 1, and the limiting pin 503 penetrates through the supporting rod 502 to limit the supporting rod 502, so that the bearing capacity of the auxiliary installation device is enhanced, and the service life of the auxiliary installation device for the prefabricated stair is prolonged;

a fixing mechanism 6 penetrates through one side of the inside of the baffle 3 close to the fixed seat 2, the fixing mechanism 6 comprises a limiting block 601, a fixed plate 602, a fixed bolt 603, a movable plate 604, a movable groove 605, a return spring 606, a return plate 607 and a movable pin 608, two ends of the fixed plate 602 penetrate through the baffle 3, one end of the fixed plate 602 is fixed with the limiting block 601, the other end of the fixed plate 602 is provided with the movable plate 604, one side of the inside of the fixed plate 602 close to the fixed seat 2 is provided with the fixed bolt 603, one side of the inside of the fixed plate 602 far away from the stair body 1 is provided with the movable groove 605, the inside of the movable groove 605 is provided with the return spring 606, two ends of the return spring 606 are provided with the return plate 607, the middle position of the return plate 607 far away from the return spring is fixed with the movable pin 608, and one, the fixed plates 602 are provided with two groups, the fixed plates 602 are symmetrically distributed on one side of the fixed seat 2 with respect to the stair body 1, the reset plates 607 and the movable pins 608 form a telescopic structure in the movable grooves 605 through the reset springs 606, the baffle plates 3 are respectively placed on two sides of the stair body 1, the movable pins 608 are pressed to move the movable pins 608 to the inside of the fixed plates 602, then the fixed plates 602 respectively penetrate through the baffle plates 3, the movable plates 604 are sleeved on the outer walls of the fixed plates 602 far away from one end of the limiting block 601, the movable pins 608 are loosened, the reset plates 607 drive the movable pins 608 to move to the outside of the fixed plates 602 under the action of the elastic force of the reset springs 606 so as to prevent the movable plates 604 from falling off in the moving process, at the moment, the fixed bolts 603 penetrate through the fixed seat 2 and the fixed plates 602 through the grooves, so that the fixed seat 2 and the fixed, thereby improving the safety of the auxiliary mounting device for the prefabricated staircase when in use;

fixing base 2 all with 1 perpendicular fixed connection of stair body, one side that fixing base 2 kept away from fixed plate 602 all is provided with the recess, the inside of hanging seat 4 all is provided with the through-hole, hanging seat 4 all is about 1 symmetric distribution of stair body on the top of baffle 3, baffle 3 is accomplished with 1 concatenation of stair body after, will hang seat 4 and be connected with tower machine lifting unit respectively, lift through the tower machine with stair body 1 move to suitable position and install, the device function of splicing removal of being convenient for has been realized, thereby the convenience of this supplementary installation device for prefabricated stair when using has been improved.

The working principle is as follows: when the auxiliary mounting device is used, firstly, the baffle 3 is respectively placed on two sides of the stair body 1, the movable pin 608 is pressed, the movable pin 608 is moved into the fixed plate 602, then the fixed plate 602 respectively penetrates through the baffle 3, the movable plate 604 is sleeved on the outer wall of one end, away from the limiting block 601, of the fixed plate 602, the movable pin 608 is loosened, under the elastic force action of the return spring 606, the return plate 607 can drive the movable pin 608 to move to the outside of the fixed plate 602, so that the movable plate 604 is prevented from falling off in the moving process, at the moment, the fixing bolt 603 penetrates through the fixed seat 2 and the fixed plate 602 through the groove, the fixed seat 2 and the fixed plate 602 are mutually fixed, the stability of the device in the moving process is enhanced, and the safety of the auxiliary mounting device for prefabricated stairs in use is improved;

then, the supporting rods 502 respectively penetrate through the inner part of the baffle 3 on one side of the stair body 1, pass through the bottom end of the stair body 1, penetrate through the inner part of the baffle 3 on the other side of the stair body 1, and penetrate through the supporting rods 502 to limit the supporting rods 502 by the limiting pins 503, so that the bearing capacity of the device is enhanced, and the service life of the auxiliary installation device for the prefabricated stair is prolonged;

finally, after the baffle 3 and the stair body 1 are spliced, the hanging seat 4 is connected with a tower crane lifting part respectively, the stair body 1 is moved to a proper position and installed through the lifting of the tower crane, the function that the device is convenient to splice and move is achieved, the convenience of the auxiliary installation device for the prefabricated stair in use is improved, and the work of the auxiliary installation device for the prefabricated stair is finally completed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a prefabricated stair are with supplementary installation device, includes stair body (1), fixing base (2), baffle (3), hanging seat (4) and connecting seat (7), its characterized in that: fixing seats (2) are fixed at two ends of the stair body (1), baffles (3) are arranged at two sides of the stair body (1), connecting seats (7) are fixed at two ends of the baffles (3), hanging seats (4) are fixed at two sides of the top end of the baffles (3), supporting mechanisms (5) are uniformly penetrated through the interior of the baffle (3) at the bottom end of the stair body (1), fixing mechanisms (6) are uniformly penetrated through one side of the interior of the baffle (3) close to the fixing seats (2), each fixing mechanism (6) comprises a limiting block (601), a fixing plate (602), a fixing bolt (603), a movable plate (604), a movable groove (605), a reset spring (606), a reset plate (607) and a movable pin (608), two ends of the fixing plate (602) are both penetrated through the baffles (3), and a limiting block (601) is fixed at one end of the fixing plate (602), the other end of fixed plate (602) all is provided with fly leaf (604), the inside one side that is close to fixing base (2) of fixed plate (602) all is provided with fixing bolt (603), the inside one side of keeping away from stair body (1) of fly leaf (604) of fixed plate (602) all is provided with movable groove (605), the inside in movable groove (605) all is provided with reset spring (606), reset spring (606)'s both ends all are provided with reset plate (607), reset plate (607) is kept away from the intermediate position department of reset spring (606) one side and all is fixed with movable pin (608), the one end of movable pin (608) all extends to the outside of fixed plate (602).

2. The auxiliary mounting device for the prefabricated staircase according to claim 1, wherein: fixing base (2) all with stair body (1) perpendicular fixed connection, one side that fixed plate (602) were kept away from in fixing base (2) all is provided with the recess.

3. The auxiliary mounting device for the prefabricated staircase according to claim 1, wherein: the inner parts of the hanging seats (4) are provided with through holes, and the hanging seats (4) are symmetrically distributed on the top end of the baffle (3) relative to the stair body (1).

4. The auxiliary mounting device for the prefabricated staircase according to claim 1, wherein: the supporting mechanism (5) comprises a fixing block (501), a supporting rod (502) and a limiting pin (503), the two ends of the supporting rod (502) penetrate through the baffle (3), the fixing block (501) is fixed at one end of the supporting rod (502), and the limiting pin (503) is arranged at the other end of the supporting rod (502).

5. An auxiliary installation device for prefabricated staircases as claimed in claim 4, wherein: the top of fixed block (501) all contacts with the bottom of stair body (1), spacer pin (503) evenly distributed in the inside of baffle (3).

6. The auxiliary mounting device for the prefabricated staircase according to claim 1, wherein: the fixed plates (602) are arranged in two groups, the fixed plates (602) are symmetrically distributed on one side of the fixed seat (2) relative to the stair body (1), and the reset plate (607) and the movable pin (608) form a telescopic structure in the movable groove (605) through a reset spring (606).