CN113582076A

CN113582076A - Sliding formwork lifting device for thin-wall hollow pier stud

Info

Publication number: CN113582076A
Application number: CN202110977595.6A
Authority: CN
Inventors: 陈志平; 王俊伟; 段士清; 李春盛; 汪学洋; 杨卓; 李呈祥; 马玉龙; 李亮亮; 王彬彬; 梁凯
Original assignee: First Engineering Co Ltd of CCCC Third Highway Engineering Co Ltd
Current assignee: First Engineering Co Ltd of CCCC Third Highway Engineering Co Ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2021-11-02
Anticipated expiration: 2041-08-24
Also published as: CN113582076B

Abstract

The utility model belongs to the technical field of construction and specifically relates to a slipform hoisting device of hollow pier stud of thin wall is related to, and the inner wall butt of hollow pier stud has the centre form, the outer wall butt of hollow pier stud has the external mold, the centre form is connected with and connects centre form and external mold connection fixed coupling assembling, the external mold is connected with the hoisting device that drives the external mold and carry out the promotion. The application has the effect of improving the process of the inner die and the outer die conveniently.

Description

Sliding formwork lifting device for thin-wall hollow pier stud

Technical Field

The application relates to the field of building construction, in particular to a sliding mode lifting device for a thin-wall hollow pier stud.

Background

The appearance of the thin-wall hollow pier stud is similar to that of a gravity pier, and the thin-wall hollow pier stud has the characteristics of good structural rigidity and strength, light self weight and small sectional area. The thin-wall hollow pier stud is mainly applied to bridge construction and used for supporting a bridge.

In the construction process of the hollow pier stud, the inner mold and the outer mold are required to be matched for use, concrete is poured into the space between the inner mold and the outer mold, and finally the hollow pier stud is formed. In the process of pouring the hollow pier stud, the hollow pier stud is usually poured in a segmented mode along the vertical direction, when the height of the hollow pier stud needs to be increased, the inner mold and the outer mold are lifted one by utilizing lifting equipment, the inner mold is lifted firstly, then the outer mold is lifted, the height of the inner mold and the height of the outer mold are increased, and then concrete is poured into the space between the inner mold and the space between the outer mold and the outer mold.

In view of the above-mentioned related technologies, when the inner mold and the outer mold need to be lifted, the lifting equipment lifts the inner mold and the outer mold one by one, and the inventor thinks that there is a defect that the process of lifting the inner mold and the outer mold is relatively troublesome.

Disclosure of Invention

In order to solve the problem that the process of lifting the inner die and the outer die is troublesome, the application provides a sliding die lifting device for a thin-wall hollow pier stud.

The application provides a slipform hoisting device of hollow pier stud of thin wall adopts following technical scheme:

the utility model provides a sliding mode hoisting device of hollow pier stud of thin wall, the inner wall butt of hollow pier stud has the centre form, the outer wall butt of hollow pier stud has the external mold, the centre form is connected with and connects centre form and external mold fixed coupling assembling, the external mold is connected with the hoisting device that drives the external mold and carry out the promotion.

By adopting the technical scheme, when the inner mold and the outer mold need to be lifted, the lifting device drives the outer mold to move upwards, the outer mold drives the inner mold to move upwards through the connecting component, the height of the inner mold and the height of the outer mold are increased simultaneously, and when the inner mold and the outer mold are lifted to a proper height, the outer mold is fixed by the lifting device, so that the effect of conveniently lifting the inner mold and the outer mold is achieved.

Optionally, the connecting assembly includes a pair of first connecting rods fixedly connected with the upper surface of the outer mold, the upper surface of the first connecting rods is fixedly connected with a second connecting rod, the lower surface of the second connecting rod is fixedly connected with a pair of third connecting rods, the upper surface of the inner mold is fixedly connected with fourth connecting rods arranged in a one-to-one correspondence with the third connecting rods, first inserting grooves for the third connecting rods to be inserted are formed in the upper surfaces of the fourth connecting rods, the connecting assembly further includes inserting rods, inserting holes for the inserting rods to be inserted are formed in the vertical side surfaces of the fourth connecting rods, and second inserting grooves for the inserting rods to be inserted are formed in one side of the third connecting rods close to the inserting holes.

Through adopting above-mentioned technical scheme, when needing to be connected centre form and external mold, peg graft third connecting rod and first inserting groove, the spliced pole is pegged graft with the spliced eye, and to the one side removal spliced pole that is close to the second inserting groove, make spliced pole and second inserting groove peg graft, and the spliced pole is connected fixedly third connecting rod and fourth connecting rod, and fixed process is more convenient.

Optionally, the lifting device comprises a pair of vertically arranged racks arranged on two sides of the hollow pier stud, one side of the outer wall of the outer die, which is close to the racks, is fixedly connected with a supporting plate, the upper surface of the supporting plate is fixedly connected with a motor with a power-off self-locking function, and the output shaft of the motor is fixedly connected with a gear meshed with the racks.

By adopting the technical scheme, the gear is meshed with the rack and connected, when the inner mold and the outer mold need to be lifted, the output shaft of the motor drives the gear to rotate, in the gear rotating process, the gear drives the motor and the supporting plate to move upwards, the supporting plate drives the outer mold to move upwards, the outer mold drives the inner mold to move upwards through the connecting component, and the process of lifting the inner mold and the outer mold is convenient. When the outer mold is lifted to a proper height, the output shaft of the motor stops rotating and is self-locked, the output shaft of the motor cannot rotate, the outer mold is fixed, and the fixing process is convenient.

Optionally, the insertion rod is an iron rod, and a magnet attracted and abutted to the insertion rod is fixedly mounted at the bottom of the second insertion groove.

Through adopting above-mentioned technical scheme, when grafting of spliced pole and second inserting groove, spliced pole and magnet butt, magnet have the effect that increases the stability when spliced pole and second inserting groove are pegged graft.

Optionally, the fourth connecting rod is provided with a fixing rod fixedly connected to the outer wall of one side of the insertion hole, the fixing rod is rotatably connected to a butt plate, and the butt plate is abutted to one end, away from the magnet, of the insertion rod.

Through adopting above-mentioned technical scheme, the grafting pole is pegged graft with the second inserting groove back, rotates the butt joint board, makes butt joint board and the one end butt that the magnet was kept away from to the inserted bar, and the stability when butt joint board increases inserted bar and magnet butt.

Optionally, a fixing assembly is arranged between the outer die and the rack, and when the outer die is static, the fixing assembly fixes the outer die.

By adopting the technical scheme, when the outer die is static, the fixing assembly supports the outer die, so that the stability of the outer die in the static state is improved.

Optionally, fixed subassembly includes the fixed block that is close to the equal fixed connection in one side of rack with the external mold outer wall, and the fixed block rotates and is connected with the dwang, the butt rod that dwang fixedly connected with slope set up, the one end of dwang and the tooth upper surface butt of rack are kept away from to the butt rod, the lower fixed surface of butt rod is connected with the spring, the spring is kept away from the one end of butt rod and the outer wall fixed connection of external mold.

Through adopting above-mentioned technical scheme, the axis that the pole can revolute the rotation pole is rotated to the butt joint, promotes the in-process of external mold, and the external mold drives fixed block, dwang and butt pole upward movement, and the in-process of butt pole upward movement, the tooth contact of butt pole and rack, butt pole rotate to the one side that is close to the external mold, and the spring is compressed. After the spring crossed a tooth, the spring would recover deformation, the spring drives the butt rod to rotate upwards, and the one end of the butt rod away from the rotating rod is arranged between two adjacent teeth. When the external mold stop motion, the butt pole is kept away from the one end and the rack joint of dwang, and the butt pole plays the supporting role to the external mold, increases the stability of external mold when static.

Optionally, first support rods fixedly connected with the ground are arranged beside the racks, the first support rods and the racks are arranged in a one-to-one correspondence manner, and a plurality of reinforcing rods are fixedly connected between the first support rods and the racks on the same side.

Through adopting above-mentioned technical scheme, first bracing piece and stiffener increase the stability when the rack supports the gear.

Optionally, the upper surface of the first supporting rod is fixedly connected with a second supporting rod, the upper surface of the rack is abutted to the lower surface of the second supporting rod, a connecting bolt penetrates through the upper surface of the second supporting rod downwards, and the connecting bolt is in threaded connection with the rack.

Through adopting above-mentioned technical scheme, the second bracing piece is connected with two first bracing pieces, increases the stability of first bracing piece, and the second bracing piece still is connected with the rack simultaneously, has the effect of the stability when increasing rack and stiffener and being connected.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the inner mold and the outer mold need to be lifted, the lifting device drives the outer mold to move upwards, the outer mold drives the inner mold to move upwards through the connecting component, the heights of the inner mold and the outer mold are increased simultaneously, and the effect of more convenient lifting of the inner mold and the outer mold is achieved;

2. when the external mold stop motion, the butt pole is kept away from the one end and the rack joint of dwang, and the butt pole plays the supporting role to the external mold, increases the stability of external mold when static.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of the insertion rod embodied in the embodiment.

Fig. 3 is a schematic structural view of the embodied spring in the present embodiment.

Fig. 4 is a schematic structural diagram of the abutting rod in the embodiment.

Description of reference numerals: 1. hollow pier studs; 2. an inner mold; 3. an outer mold; 4. a connecting assembly; 41. a first connecting rod; 42. a second connecting rod; 43. a third connecting rod; 431. a second insertion groove; 432. a magnet; 44. a fourth connecting rod; 441. a first insertion groove; 442. inserting holes; 443. fixing the rod; 444. a butt joint plate; 45. a plug rod; 5. a lifting device; 51. a rack; 52. a support plate; 53. a motor; 54. a gear; 6. a fixing assembly; 61. a fixed block; 62. rotating the rod; 63. a butting rod; 64. a spring; 7. a first support bar; 71. a reinforcing bar; 72. a second support bar; 721. and connecting the bolts.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a sliding mode lifting device of a thin-wall hollow pier stud.

As shown in fig. 1 and 2, an inner mold 2 abuts against the inner wall of a hollow pier stud 1, an outer mold 3 abuts against the outer wall of the hollow pier stud 1, a connecting assembly 4 is arranged between the inner mold 2 and the outer mold 3, and the inner mold 2 and the outer mold 3 are fixedly connected by the connecting assembly 4.

The vertical outer wall of the outer die 3 is connected with a lifting device 5, when the heights of the outer die 3 and the inner die 2 need to be increased, the lifting device 5 lifts the outer die 3, the outer die 3 drives the inner die 2 to move upwards through the connecting component 4, the outer die 3 and the inner die 2 move upwards simultaneously, and the effect of convenience in the process of lifting the inner die 2 and the outer die 3 is achieved. When the inner and outer dies 2, 3 are raised into position, the lifting device 5 holds the outer die 3 in place.

As shown in fig. 1 and 3, the lifting device 5 includes a pair of racks 51 disposed on two sides of the hollow pier 1, the racks 51 are vertically disposed, the racks 51 are fixedly connected to the ground, and the two racks 51 are located on one side away from each other. And one side of the vertical outer wall of the outer die 3, which is close to the rack 51, is fixedly connected with a support plate 52, and the support plates 52 are arranged in one-to-one correspondence with the racks 51.

The upper surface of the supporting plate 52 is fixedly connected with a motor 53 with a power-off self-locking function, an output shaft of the motor 53 is fixedly connected with a gear 54, and the gear 54 is meshed with the rack 51.

When the inner die 2 and the outer die 3 need to be lifted, the output shafts of the two motors 53 rotate simultaneously, and the output shafts of the motors 53 drive the gear 54 to rotate. The gear 54 is meshed with the rack 51, the gear 54 and the motor 53 move upwards in the rotating process of the gear 54, the motor 53 drives the supporting plate 52 to move upwards, the supporting plate 52 drives the outer die 3 to move upwards, the outer die 3 drives the inner die 2 to move upwards together through the connecting component 4, and the process of increasing the heights of the inner die 2 and the outer die 3 is convenient. When the inner die 2 and the outer die 3 are lifted to a proper height, the output shaft of the motor 53 stops rotating and the motor 53 is self-locked, and the output shaft of the motor 53 cannot rotate, so that the position of the outer die 3 is fixed.

As shown in fig. 1 and 2, the connecting assembly 4 includes a pair of first connecting rods 41 fixedly connected to the upper surface of the outer mold 3, and a second connecting rod 42 fixedly connected to the top ends of the first connecting rods 41. The lower surface of the second connecting rod 42 is fixedly connected with a pair of third connecting rods 43, the upper surface of the inner mold 2 is fixedly connected with a pair of fourth connecting rods 44, and the fourth connecting rods 44 and the third connecting rods 43 are arranged in a one-to-one correspondence manner.

The upper surface of the fourth connecting rod 44 is internally provided with a first inserting groove 441, and when the inner mold 2 and the outer mold 3 need to be connected, the third connecting rod 43 is inserted into the first inserting groove 441. The vertical side of the fourth connecting rod 44 is provided with an inserting hole 442 inward, and the inserting hole 442 is communicated with the first inserting groove 441.

One side of the third connecting rod 43 close to the inserting hole 442 is inwardly provided with a second inserting groove 431, after the inserting rod 45 is inserted into the inserting hole 442, the inserting rod 45 is continuously moved to one side close to the second inserting groove 431, so that the inserting rod 45 is inserted into the second inserting groove 431, the inserting rod 45 fixes the third connecting rod 43 and the fourth connecting rod 44, the inner die 2 and the outer die 3 are further connected and fixed, and the fixing process is more convenient.

A magnet 432 is arranged at the bottom of the second inserting groove 431, and the magnet 432 is fixedly connected with the third inserting rod 45. The inserting rod 45 is an iron rod, when the inserting rod 45 is inserted into the second inserting groove 431, the inserting rod 45 is attracted and abutted to the magnet 432, and the magnet 432 increases the stability of the inserting rod 45 when the inserting rod 45 is inserted into the second inserting groove 431.

The vertical side of the fourth connecting rod 44 having the insertion hole 442 is fixedly connected with a fixing rod 443, the fixing rod 443 is disposed above the insertion hole 442, and the fixing rod 443 is rotatably connected with an abutting plate 444. After the plug rod 45 abuts against the magnet 432, the abutting plate 444 is rotated to abut against one end of the plug rod 45 away from the magnet 432, and the abutting plate 444 blocks the plug rod 45, so that the stability of the plug rod 45 in abutting against the magnet 432 is improved.

As shown in fig. 1 and 3, a fixing component 6 is arranged between the outer die 3 and the rack 51, when the output shaft of the motor 53 stops rotating, the fixing component 6 fixes the outer die 3, the possibility that the inner die 2 and the outer die 3 slide downwards is reduced, and the stability of the outer die 3 and the inner die 2 when the outer die 3 and the inner die 2 are static is increased.

The fixed assembly 6 comprises fixed blocks 61 fixedly connected with one side, close to the rack 51, of the outer wall of the outer die 3, the number of the fixed blocks 61 is two, each pair of the fixed blocks 61 is rotatably connected with a rotating rod 62, and the rotating rods 62 are fixedly connected with a butting rod 63. The abutting rod 63 is disposed obliquely and an end of the abutting rod 63 remote from the rotating rod 62 is disposed at a lower side of the rotating rod 62.

As shown in fig. 3 and 4, one end of the abutting rod 63, which is far away from the rotating rod 62, is engaged with the teeth of the rack 51, a spring 64 is fixedly connected to the lower surface of the abutting rod 63, and one end of the spring 64, which is far away from the abutting rod 63, is fixedly connected to the outer wall of the outer die 3.

In the process that the outer die 3 rises, the outer die 3 drives the abutting rod 63 to move upwards. During the contact of the abutting rod 63 with the teeth of the rack 51, the abutting rod 63 rotates to the side close to the outer die 3, and the spring 64 is compressed. After the spring 64 passes over one tooth, the spring 64 is deformed again, and the spring 64 drives the abutting rod 63 to rotate upwards, and one end of the abutting rod 63 far away from the rotating rod 62 is arranged between two adjacent teeth. When the outer die 3 stops moving, one end, far away from the rotating rod 62, of the abutting rod 63 is clamped with the rack 51, the abutting rod 63 plays a supporting role in the outer die 3, and the stability of the outer die 3 in a static state is improved.

As shown in fig. 1, a pair of vertically arranged first support rods 7 is fixedly connected to the ground, and two racks 51 are disposed between the pair of first support rods 7. A plurality of reinforcing rods 71 which are distributed at equal intervals in the vertical direction are arranged between the adjacent first supporting rods 7 and the rack 51, one end of each reinforcing rod 71 is fixedly connected with the corresponding first supporting rod 7, and the end, far away from the corresponding first supporting rod 7, of each reinforcing rod 71 is fixedly connected with the rack 51. The first support rod 7 and the reinforcing rod 71 support the rack 51, and increase stability when the rack 51 supports the gear 54.

The top end of the first support rod 7 is fixedly connected with a second support rod 72, and the upper surface of the rack 51 is abutted against the lower surface of the second support rod 72. A pair of connecting bolts 721 pass through the upper surface of the second support rod 72, and the connecting bolts 721 are disposed in one-to-one correspondence with the racks 51. The connecting bolt 721 is in threaded connection with the rack 51, the connecting bolt 721 is screwed downwards into the rack 51, and the connecting bolt 721 connects and fixes the second support rod 72 and the rack 51.

The second support bar 72 is connected to the two first support bars 7 to increase the stability of the first support bars 7, and the second support bar 72 is also connected to the rack 51 to increase the stability of the rack 51 connected to the reinforcing bar 71.

The implementation principle of the sliding mode lifting device for the thin-wall hollow pier stud in the embodiment of the application is as follows: when the inner die 2 and the outer die 3 need to be lifted, the output shafts of the two motors 53 rotate simultaneously, the output shafts of the motors 53 drive the gear 54 to rotate, the gear 54 and the motor 53 move upwards in the rotating process of the gear 54, the motor 53 drives the support plate 52 to move upwards, and the support plate 52 drives the outer die 3 to move upwards.

The outer mold 3 drives the first connecting rod 41 and the second connecting rod 42 to move upwards, the second connecting rod 42 drives the third connecting rod 43 and the fourth connecting rod 44 to move upwards, and the fourth connecting rod 44 drives the inner mold 2 to move upwards together. When the inner die 2 and the outer die 3 are lifted to a proper height, the output shaft of the motor 53 stops rotating and the motor 53 is self-locked, so that the outer die 3 is fixed.

In the process that the outer die 3 rises, the outer die 3 drives the abutting rod 63 to move upwards. During the contact of the abutting rod 63 with the teeth of the rack 51, the abutting rod 63 rotates to the side close to the outer die 3, and the spring 64 is compressed. After the spring 64 passes over one tooth, the spring 64 is deformed again, and the spring 64 drives the abutting rod 63 to rotate upwards, and one end of the abutting rod 63 far away from the rotating rod 62 is arranged between two adjacent teeth. When the outer mold 3 stops moving, one end of the abutting rod 63 far away from the rotating rod 62 is clamped with the rack 51.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a slipform hoisting device of hollow pier stud of thin wall, the inner wall butt joint of hollow pier stud (1) has centre form (2), the outer wall butt joint of hollow pier stud (1) has external mold (3), its characterized in that: the inner die (2) is connected with a connecting assembly (4) for fixedly connecting the inner die (2) and the outer die (3), and the outer die (3) is connected with a lifting device (5) for driving the outer die (3) to lift.

2. The sliding formwork lifting device for the thin-wall hollow pier stud according to claim 1, characterized in that: the connecting component (4) comprises a pair of first connecting rods (41) fixedly connected with the upper surface of the outer die (3), the upper surface of the first connecting rod (41) is fixedly connected with a second connecting rod (42), the lower surface of the second connecting rod (42) is fixedly connected with a pair of third connecting rods (43), the upper surface of the inner die (2) is fixedly connected with fourth connecting rods (44) which are arranged corresponding to the third connecting rods (43) one by one, a first inserting groove (441) for inserting the third connecting rod (43) is arranged in the upper surface of the fourth connecting rod (44), the connecting component (4) also comprises an inserting rod (45), the vertical side surface of the fourth connecting rod (44) is inwards provided with an inserting hole (442) for inserting the inserting rod (45), and a second inserting groove (431) for inserting the inserting rod (45) is formed in one side of the third connecting rod (43) close to the inserting hole (442) inwards.

3. The slipform lifting device of the thin-wall hollow pier column according to claim 1 or 2, which is characterized in that: lifting device (5) are including arranging rack (51) of a pair of vertical setting in hollow pier stud (1) both sides in, the equal fixedly connected with backup pad (52) in one side that the outer wall of external mold (3) is close to rack (51), the last fixed surface of backup pad (52) is connected with motor (53) that have outage self-locking function, the equal fixedly connected with of output shaft of motor (53) meshes gear (54) of being connected with rack (51).

4. The sliding formwork lifting device for the thin-wall hollow pier stud according to claim 2, characterized in that: the inserting rod (45) is an iron rod, and a magnet (432) attracted and abutted to the inserting rod (45) is fixedly mounted at the bottom of the second inserting groove (431).

5. The sliding formwork lifting device for the thin-wall hollow pier stud according to claim 4, characterized in that: the fourth connecting rod (44) is provided with a fixing rod (443) fixedly connected to the outer wall of one side of the inserting hole (442), the fixing rod (443) is rotatably connected with a butt joint plate (444), and the butt joint plate (444) is in butt joint with one end, far away from the magnet (432), of the inserting rod (45).

6. The sliding formwork lifting device for the thin-wall hollow pier stud according to claim 3, characterized in that: a fixing component (6) is arranged between the outer die (3) and the rack (51), and when the outer die (3) is static, the fixing component (6) fixes the outer die (3).

7. The sliding formwork lifting device for the thin-wall hollow pier stud according to claim 6, characterized in that: fixed subassembly (6) include fixed block (61) that is close to the equal fixed connection in one side of rack (51) with external mold (3) outer wall, and fixed block (61) rotate and are connected with dwang (62), the butt pole (63) that dwang (62) fixedly connected with slope set up, the one end of dwang (62) and the tooth upper surface butt of rack (51) are kept away from to butt pole (63), the lower fixed surface who keeps away from pole (63) is connected with spring (64), the outer wall fixed connection of one end and external mold (3) of butt pole (63) is kept away from in spring (64).

8. The sliding formwork lifting device for the thin-wall hollow pier stud according to claim 7, characterized in that: the utility model discloses a rack, including rack (51), first bracing piece (7) that all is equipped with ground fixed connection by the side, first bracing piece (7) and rack (51) one-to-one set up, are located fixedly connected with a plurality of stiffener (71) between first bracing piece (7) and the rack (51) of homonymy.

9. The sliding formwork lifting device for the thin-wall hollow pier stud according to claim 8, characterized in that: the upper surface fixed connection of first bracing piece (7) has second bracing piece (72), the upper surface of rack (51) and the lower surface butt of second bracing piece (72), the upper surface downward pass of second bracing piece (72) has connecting bolt (721), connecting bolt (721) and rack (51) threaded connection.