CN214025668U

CN214025668U - Stacking frame for prefabricated stairs

Info

Publication number: CN214025668U
Application number: CN202021665353.0U
Authority: CN
Inventors: 袁杰冲; 雷银; 袁笑非; 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: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-08-24
Anticipated expiration: 2031-05-10

Abstract

The utility model relates to the technical field of prefabricated stairs, in particular to a stacking rack for prefabricated stairs, which is beneficial to protecting the prefabricated stairs, is convenient for placing the prefabricated stairs and improves the practicability; including the multiunit support, the multiunit head rod, two sets of support columns, the crossbeam, two sets of guide arm and two sets of elevating gear, the multiunit support is put side by side, through multiunit head rod fixed connection between the multiunit support, wherein every group support still includes the base, the stand, first bracing piece and second bracing piece, the vertical fixed mounting in the top of base of stand, second bracing piece fixed mounting is in the bottom of stand, first bracing piece fixed mounting is at the top of stand, two sets of support columns are vertical the top of installing at left end stand and right-hand member stand respectively, the horizontal fixed mounting in the top of two sets of support columns of crossbeam, the vertical fixed mounting in the bottom of crossbeam of two sets of guide arms, but sliding mounting is around on two sets of guide arms respectively for lifting by crane two sets of elevating gear of prefabricated staircase.

Description

Stacking frame for prefabricated stairs

Technical Field

The utility model relates to a technical field of prefabricated stair especially relates to a piling bin for prefabricated stair.

Background

Compared with the traditional stairs, the prefabricated stairs do not need to be provided with complex frames when being built by workers, whether the weather is suitable or not does not need to be considered, and a large amount of time is not needed to be spent on mixing and pouring concrete. And the hollow characteristic of the precast concrete stair also makes the precast concrete stair lighter. These factors combine together, make precast concrete stair install much faster than traditional stair, and current precast concrete stair do not have specific piling bin, and simple pile together leads to piling up the precast concrete stair in the bottom and produces the crack easily, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides a be favorable to protecting prefabricated stair, be convenient for put prefabricated stair, improve the piling bin for prefabricated stair of practicality.

The utility model discloses a piling bin for prefabricated stair, including the multiunit support, the multiunit head rod, two sets of support columns, the crossbeam, two sets of guide arms and two sets of elevating gear, the multiunit support is put side by side, through multiunit head rod fixed connection between the multiunit support, wherein every group support still includes the base, a column, first bracing piece and second bracing piece, the vertical fixed mounting of stand is on the top of base, second bracing piece fixed mounting is in the bottom of stand, first bracing piece fixed mounting is at the top of stand, two sets of support columns are vertical respectively to be installed on the top of left end stand and right-hand member stand, the horizontal fixed mounting of crossbeam is on the top of two sets of support columns, the vertical fixed mounting of two sets of guide arms is in the bottom of crossbeam, a sliding mounting is on two sets of guide arms around can respectively for lifting by crane two sets of elevating gear of prefabricated stair.

The utility model discloses a piling bin for prefabricated staircase, wherein each group of elevating gear still includes the casing, slider, transmission case, motor, reducing gear box, worm wheel, worm, hank reel, stranded conductor and lifting hook, the inside of casing is provided with the cavity, the top of casing is provided with the upper shed, hank reel rotatable mounting is inside the cavity of casing, slider fixed mounting is on the top of casing, slider slidable mounting is on the guide arm, transmission case fixed mounting is at the side of casing, motor and reducing gear box all fixed mounting are on transmission case, the output of motor and the input fixed connection of reducing gear box, worm wheel rotatable mounting is on transmission case, worm wheel and the output fixed connection of reducing gear box, hank reel is provided with the connecting axle, the connecting axle is worn out to the casing side, worm fixed sleeve is on the connecting axle, worm and worm wheel meshing connection, stranded conductor winding is on hank reel, the bottom of stranded conductor passes the casing and stretches out to the below of casing, but lifting hook slidable mounting is on the stranded conductor.

The utility model discloses a piling bin for prefabricated stair, wherein every group slider still includes connecting seat, mounting panel and multiunit pulley, all is provided with the slide rail on every group guide arm, and connecting seat fixed mounting is on the top of casing, and two sets of mounting panel symmetries are installed on the top of connecting seat, and the multiunit pulley is rotatable the inboard of installing at two sets of mounting panels respectively to but multiunit pulley difference slidable mounting is on the slide rail of guide arm.

The utility model discloses a piling bin for prefabricated stair, the front end of every group guide arm all is provided with stop device.

The utility model discloses a piling bin for prefabricated staircase wherein all is provided with the second connecting rod between adjacent two sets of stands.

The utility model discloses a piling bin for prefabricated staircase all is provided with the locating hole that the multiunit link up stand left end and right-hand member on every group stand, and the rear end of first bracing piece or second bracing piece all is provided with first fixing base, and first fixing base relies on bolt and nut cooperation fixed mounting wherein on two sets of locating holes.

The utility model discloses a piling bin for prefabricated staircase, the bottom of the first bracing piece of multiunit and multiunit second bracing piece all is provided with the stiffener, and the bottom of stiffener is provided with the second fixing base, and the second fixing base relies on bolt and nut cooperation fixed mounting on the locating hole.

Compared with the prior art, the beneficial effects of the utility model are that: after the prefabricated staircase is lifted by crane by using the two groups of lifting devices, the lifting devices are pulled to move on the guide rods, so that the prefabricated staircase is placed on the top ends of the two groups of adjacent first supporting rods or the two groups of adjacent second supporting rods, the situation that the prefabricated staircase is directly stacked to cause abrasion of the prefabricated staircase is reduced, the prefabricated staircase is protected, the prefabricated staircase is convenient to place, and the practicability is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a right side view of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the lifting device;

FIG. 4 is an enlarged view of the connection between the worm and the worm gear;

FIG. 5 is an enlarged schematic view of the structural connection of the first support bar to the reinforcement bar;

in the drawings, the reference numbers: 1. a base; 2. a column; 3. a first connecting rod; 4. a first support bar; 5. a second support bar; 6. a support pillar; 7. a cross beam; 8. a guide bar; 9. a lifting device; 10. a housing; 11. a connecting seat; 12. mounting a plate; 13. a pulley; 14. a transmission case; 15. a motor; 16. a reduction gearbox; 17. a worm; 18. a worm gear; 19. a wire twisting shaft; 20. stranding; 21. lifting a lifting hook; 22. a limiting device; 23. a second connecting rod; 24. positioning holes; 25. a first fixed seat; 26. a reinforcing bar; 27. a second fixed seat.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 5, the stacking rack for prefabricated stairs of the utility model comprises a plurality of groups of supports, a plurality of groups of first connecting rods 3, two groups of supporting columns 6, a cross beam 7, two groups of guide rods 8 and two groups of lifting devices 9, wherein the plurality of groups of supports are arranged side by side and are fixedly connected with each other through the plurality of groups of first connecting rods 3, wherein each group of supports also comprises a base 1, an upright post 2, a first supporting rod 4 and a second supporting rod 5, the upright post 2 is vertically and fixedly arranged at the top end of the base 1, the second supporting rod 5 is fixedly arranged at the bottom of the upright post 2, the first supporting rod 4 is fixedly arranged at the top of the upright post 2, two groups of supporting columns 6 are respectively vertically arranged at the top ends of the left end upright post 2 and the right end upright post 2, a cross beam 7 is transversely and fixedly arranged at the top ends of the two groups of supporting columns 6, two groups of guide rods 8 are longitudinally and fixedly arranged at the bottom end of the cross beam 7, two groups of lifting devices 9 for lifting the prefabricated staircase can be respectively arranged on the two groups of guide rods 8 in a front-back sliding manner; after hoisting the prefabricated staircase by using the two groups of lifting devices 9, the lifting devices 9 are pulled to move on the guide rods 8, so that the prefabricated staircase is placed on the tops of the two groups of adjacent first supporting rods 4 or the two groups of adjacent second supporting rods 5, the situation that the prefabricated staircase is directly stacked to cause the abrasion of the prefabricated staircase is reduced, the prefabricated staircase is protected, the prefabricated staircase is convenient to place, and the practicability is improved.

The utility model discloses a prefabricated stacking rack for stair, wherein every group elevating gear 9 still includes casing 10, slider, transmission case 14, motor 15, reducing gear box 16, worm wheel 17, worm 18, twisted wire axle 19, stranded conductor 20 and lifting hook 21, the inside of casing 10 is provided with the cavity, the top of casing 10 is provided with the upper shed, twisted wire axle 19 is rotatable to be installed inside the cavity of casing 10, slider fixed mounting is on the top of casing 10, slider slidable mounting is on guide arm 8, transmission case 14 is fixed mounting is at the side of casing 10, motor 15 and reducing gear box 16 are all fixed mounting on transmission case 14, the output of motor 15 and the input fixed connection of reducing gear box 16, worm wheel 17 is rotatable to be installed on transmission case 14, worm wheel 17 and the output fixed connection of reducing gear box 16, be provided with the connecting axle on twisted wire axle 19, the connecting axle wears out to the casing 10 side, the worm 18 is fixedly sleeved on the connecting shaft, the worm 18 is meshed with the worm wheel 17 and connected, the stranded wire 20 is wound on the stranded wire shaft 19, the bottom end of the stranded wire 20 penetrates through the shell 10 and extends out to the lower part of the shell 10, and the lifting hook 21 is slidably arranged on the stranded wire 20; through starter motor 15, under the transmission of reducing gear box 16, worm wheel 17 drives worm 18 rotatory to it is rotatory to drive hank spool 19, thereby makes stranded conductor 20 drive lifting hook 21 and goes up and down, is convenient for go up and down to prefabricated staircase, improves the convenience.

The utility model discloses a piling bin for prefabricated staircase, wherein each group of slider still includes connecting seat 11, mounting panel 12 and multiunit pulley 13, all is provided with the slide rail on every group guide arm 8, connecting seat 11 is fixed mounting on the top of casing 10, two sets of mounting panels 12 are installed at the top of connecting seat 11 symmetrically, multiunit pulley 13 is rotatable respectively and is installed in the inboard of two sets of mounting panels 12, and multiunit pulley 13 is slidable respectively and is installed on the slide rail of guide arm 8; through the arrangement, the lifting device 9 is conveniently pushed by a worker to slide on the guide rod 8, and convenience is improved.

In the stacking rack for prefabricated stairs of the utility model, the front end of each group of guide rods 8 is provided with a limiting device 22; the limit device 22 is arranged to limit the stroke of the two groups of lifting devices 9, and the practicability is improved.

The utility model discloses a piling bin for prefabricated staircase, wherein a second connecting rod 23 is arranged between two adjacent groups of upright posts 2; through the setting, the connection strength between the multiple groups of stand columns 2 is increased, and the stability is improved.

The utility model discloses a piling bin for prefabricated staircase, every group stand 2 all is provided with multiunit and link up stand 2 left end and right-hand member's locating hole 24, and the rear end of first bracing piece 4 or second bracing piece 5 all is provided with first fixing base 25, and first fixing base 25 relies on bolt nut cooperation fixed mounting to wherein two sets of locating holes 24; through the setting, the mounting heights of the first supporting rod 4 and the second supporting rod 5 can be freely adjusted, and the practicability is improved.

The utility model discloses a piling bin for prefabricated staircase, the bottom of multiunit first bracing piece 4 and multiunit second bracing piece 5 all is provided with stiffener 26, and the bottom of stiffener 26 is provided with second fixing base 27, and second fixing base 27 relies on the cooperation of bolt and nut to be fixed mounting on locating hole 24; through the setting, the joint strength between the first supporting rod 4 and the second supporting rod 5 and the stand column 2 is increased, and the supporting strength of the first supporting rod 4 and the second supporting rod 5 is increased, so that the stability is improved.

The utility model discloses a piling bin for prefabricated stair, it is at the during operation, at first through starter motor 15, under reducing gear box 16's transmission, worm wheel 17 drives worm 18 rotatory to it is rotatory to drive hank spool 19, thereby makes stranded conductor 20 drive lifting hook 21 go up and down, uses lifting hook 21 to lift by crane the back with prefabricated stair, and stimulates elevating gear 9 to move on guide arm 8, thereby places prefabricated stair on the top of two sets of adjacent first bracing pieces 4 or two sets of adjacent second bracing pieces 5.

The stacking rack for the prefabricated stairs has the advantages that the mounting mode, the connection mode or the arrangement mode are common mechanical modes, and the stacking rack can be implemented as long as the beneficial effects of the stacking rack can be achieved; the utility model discloses a motor of piling bin for prefabricated staircase is purchase on the market, and this technical staff only need install and operate according to its subsidiary instructions in industry can.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A piling bin for prefabricated stairs is characterized by comprising a plurality of groups of supports, a plurality of groups of first connecting rods (3), two groups of supporting columns (6), a cross beam (7), two groups of guide rods (8) and two groups of lifting devices (9), wherein the plurality of groups of supports are arranged side by side and are fixedly connected with one another through the plurality of groups of first connecting rods (3), each group of supports further comprises a base (1), a stand column (2), a first supporting rod (4) and a second supporting rod (5), the stand column (2) is vertically and fixedly arranged at the top end of the base (1), the second supporting rod (5) is fixedly arranged at the bottom of the stand column (2), the first supporting rod (4) is fixedly arranged at the top end of the stand column (2), the two groups of supporting columns (6) are respectively vertically arranged at the top ends of the left-end stand column (2) and the right-end stand column (2), the cross beam (7) is transversely and fixedly arranged at the top ends of the two groups of supporting columns (6), two groups of guide rods (8) are longitudinally and fixedly arranged at the bottom end of the cross beam (7), and two groups of lifting devices (9) for lifting the prefabricated staircase can be respectively arranged on the two groups of guide rods (8) in a front-back sliding manner.

2. The stacking rack for prefabricated stairs as claimed in claim 1, wherein each group of lifting devices (9) further comprises a shell (10), a sliding device, a transmission case (14), a motor (15), a reduction gearbox (16), a worm wheel (17), a worm (18), a stranding shaft (19), a stranded wire (20) and a lifting hook (21), a chamber is arranged inside the shell (10), an upper opening is arranged at the top end of the shell (10), the stranding shaft (19) is rotatably arranged inside the chamber of the shell (10), the sliding device is fixedly arranged at the top end of the shell (10), the sliding device is slidably arranged on the guide rod (8), the transmission case (14) is fixedly arranged at the side end of the shell (10), the motor (15) and the reduction gearbox (16) are both fixedly arranged on the transmission case (14), and the output end of the motor (15) is fixedly connected with the input end of the reduction gearbox (16), the worm wheel (17) is rotatably installed on the transmission case (14), the worm wheel (17) is fixedly connected with the output end of the reduction gearbox (16), a connecting shaft is arranged on the stranding shaft (19), the connecting shaft penetrates out of the side end of the shell (10), the worm (18) is fixedly sleeved on the connecting shaft, the worm (18) is meshed with the worm wheel (17) and connected with the stranding shaft (19), the stranded wire (20) is wound on the stranding shaft (19), the bottom end of the stranded wire (20) penetrates through the shell (10) and extends out of the lower portion of the shell (10), and the lifting hook (21) is slidably installed on the stranded wire (20).

3. A prefabricated staircase stacking rack as claimed in claim 2, wherein each set of sliding devices further comprises a connecting seat (11), a mounting plate (12) and a plurality of sets of pulleys (13), each set of guide rods (8) is provided with a sliding rail, the connecting seat (11) is fixedly mounted at the top end of the housing (10), the two sets of mounting plates (12) are symmetrically mounted at the top end of the connecting seat (11), the plurality of sets of pulleys (13) are respectively rotatably mounted at the inner sides of the two sets of mounting plates (12), and the plurality of sets of pulleys (13) are respectively slidably mounted on the sliding rails of the guide rods (8).

4. A pre-cast stair piling according to claim 3 wherein each set of guide rods (8) is provided at its forward end with a stop means (22).

5. A pre-cast stair piling according to claim 4, wherein a second connecting rod (23) is provided between each two adjacent sets of columns (2).

6. A piling bin for prefabricated stairs according to claim 5, wherein each group of upright posts (2) is provided with a plurality of groups of positioning holes (24) penetrating through the left end and the right end of the upright post (2), the rear ends of the first supporting rod (4) or the second supporting rod (5) are provided with first fixing seats (25), and the first fixing seats (25) are fixedly installed on two groups of positioning holes (24) by means of matching of bolts and nuts.

7. The stacking rack for prefabricated stairs as claimed in claim 6, wherein the bottom ends of the plurality of groups of first supporting rods (4) and the plurality of groups of second supporting rods (5) are provided with reinforcing rods (26), the bottom ends of the reinforcing rods (26) are provided with second fixing seats (27), and the second fixing seats (27) are fixedly installed on the positioning holes (24) by means of matching of bolts and nuts.