CN218931560U

CN218931560U - Double-line vertical lifting device for building

Info

Publication number: CN218931560U
Application number: CN202223224193.8U
Authority: CN
Inventors: 杜向浩; 唐开永; 赵晓彬; 林耿亮; 邓德斌; 曾志斌; 李宗幸; 徐涛; 伍智伟
Original assignee: Guangzhou Third Construction Engineering Co
Current assignee: Guangzhou Third Construction Engineering Co
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-04-28
Anticipated expiration: 2032-12-01

Abstract

The utility model provides a double-line vertical lifting device for a building, which comprises a motor, a gear set and a rope collecting reel, wherein the gear set is arranged on the motor; the rope winding drum is provided with 2 drum parts, and the motor drives the rope winding drum to rotate through the gear set, and particularly the rope winding drum also comprises a wire arranging device and a transmission mechanism; the wire arranging device comprises a wire arranging device main body, a reciprocating screw rod and a polish rod; the top of the wire arranging device main body is provided with a wire arranging groove, the rear part of the wire arranging groove is provided with a vertical pulley, two sides of the front part of the wire arranging groove are provided with 2 transverse pulleys, 2 wire arranging device main bodies are arranged on 2 threaded screw rod parts, and the initial positions of the 2 wire arranging device main bodies are respectively arranged on the left-handed spiral groove and the right-handed spiral groove. The rope winding drum drives the reciprocating screw rod to rotate through the transmission mechanism so that the two wire arranging device main bodies reciprocate in opposite directions. The front of the winding displacement device is further provided with a directional pulley mechanism, a locking mechanism and a vertical triangular support frame, so that the purposes of directional stable traction and temporary stopping, fixing and locking of the lifting rope are realized. The utility model can realize double-line lifting and has the advantages of safe, stable and reliable use.

Description

Double-line vertical lifting device for building

Technical Field

The utility model relates to a transportation device for building construction, in particular to a double-line vertical lifting device for a building.

Background

The existing lifting device for building transportation comprises a rope collecting reel driven by a motor to rotate and a lifting rope wound on the rope collecting reel, wherein the tail end of the lifting rope is connected with a hanging basket, a hanging cage and the like for placing materials to be transported. The lifting device has a simple structure and is very convenient to transport. In addition, the lifting basket and the lifting cage are fixed on a top plate or an upper floor of a building during installation and are suspended on an outer wall of the building through lifting ropes, so that the lifting basket and the lifting cage are very simple and convenient to install and operate, belong to common equipment for transporting building materials up and down in the building construction process and are commonly used for lifting outer wall construction materials of lower floors. The existing lifting device for building transportation has the following defects: the lifting ropes are usually only 1, namely single-wire lifting, so that the defect of poor stability exists, the adverse condition of lifting and tilting easily occurs in the transportation process, and the potential safety hazard is large. There is therefore a need for improvement.

Disclosure of Invention

The utility model aims to provide a double-line vertical lifting device for a building, which can realize double-line lifting, further improve the running stability, effectively ensure the stability of vertical lifting and conveying of building materials and has the advantages of safe use, stability and reliability.

The aim of the utility model can be achieved by the following technical scheme:

a double-line vertical lifting device for construction comprises a motor, a gear set and a rope winding drum; the output shaft of the motor is connected with a speed reducer; the rope winding drum is of a cylindrical structure and comprises drum parts which are arranged at intervals transversely, drum end shafts are respectively arranged at two ends of the rope winding drum, the gear set comprises a first gear and a second gear externally meshed with the first gear, the second gear is arranged on one drum end shaft of the rope winding drum, the first gear is arranged on an output shaft of a speed reducer driven by a motor, the motor drives the gear set to be connected with the rope winding drum through the speed reducer to form a power mechanism, and the output shaft of the motor drives the rope winding drum to rotate through the gear set, so that the rope winding drum is characterized in that: the wire arranging device and the transmission mechanism are also included.

The wire arranging device comprises a wire arranging device main body, a reciprocating screw rod and a polish rod; the reciprocating screw rod is rotatably arranged in front of the rope collecting reel, 2 reel parts corresponding to the rope collecting reel are respectively provided with 2 threaded screw rod parts, the outer wall of each threaded screw rod part is provided with 2 threaded grooves with the same screw pitch and opposite rotation directions, the 2 threaded grooves are respectively a left-handed threaded groove and a right-handed threaded groove, and the polish rod is fixedly arranged under the reciprocating screw rod; the wire arranging device comprises a wire arranging device body, a wire arranging device and a polishing rod, wherein the wire arranging device body is of a block structure, a wire arranging groove is longitudinally arranged at the top of the wire arranging device body, 1 vertical pulley is arranged at the rear part of the wire arranging device body, 2 transverse pulleys are arranged at two sides of the front part of the wire arranging groove, 2 wire arranging device bodies are symmetrically arranged on 2 threaded screw rod parts of a reciprocating screw rod, a threaded hole is formed in the middle of the wire arranging device body and is in spiral connection with the reciprocating screw rod, and a perforation is formed in the lower part of the wire arranging device body and is in movable connection with the polishing rod; the initial connection position of the wire arranging device main body on the 1 screw thread rod part is on the left-handed spiral groove, and the initial connection position of the wire arranging device main body on the other 1 screw thread rod part is on the right-handed spiral groove.

The transmission mechanism comprises a third gear, a fourth gear and a transmission toothed belt for connecting the third gear and the fourth gear in a transmission way, the third gear is arranged on the other reel end shaft of the rope winding reel, and the fourth gear is arranged on one end of a reciprocating screw rod of the wire arranging device; the rope winding drum rotates to drive the third gear to rotate, and the transmission mechanism drives the reciprocating screw rod of the wire arranging device to rotate, so that the wire arranging device main body can respectively reciprocate on the reciprocating screw rod, the moving speed of the wire arranging device main body and the rotating speed of the rope winding drum reach corresponding proportion through the meshing transmission of the gears and the toothed belts, and the stable winding and unwinding of the traction rope (simply called as the lifting rope) of the lifting mechanism on the rope winding drum is realized.

According to the optimization scheme, 2 directional pulley mechanisms are fixedly arranged in the middle of the front of the 2 threaded screw rod parts of the reciprocating screw rod, each directional pulley mechanism comprises a vertical column and a directional groove longitudinally arranged at the top of the vertical column, 1 front pulley is vertically arranged at the front of the directional groove on the vertical column, and 2 rear pulleys are transversely arranged at two sides of the rear of the directional groove.

Further, the top of the vertical column of the directional pulley mechanism is also provided with a directional groove sealing plate for sealing and blocking the directional groove.

Further, a locking mechanism is arranged on the directional groove sealing plate and comprises a lock rod, a movable lock piece and a supporting spring; the movable lock piece is sequentially provided with a lock plate part, 2 lock column parts and a lock block part which are symmetrically arranged, the middle part of the lock plate part is provided with a movable through hole, and the bottom surface of the lock block part is provided with an arc chuck; the middle part of the directional groove sealing plate is provided with a locking perforation, two sides of the locking perforation are provided with 2 symmetrical side perforations, the locking mechanism is movably arranged in a directional groove of the directional pulley mechanism by a locking block part of the movable locking piece, an arc clamping head of the locking mechanism is positioned above the front pulley, and 2 locking columns respectively movably penetrate through the 2 side perforations of the directional groove sealing plate to enable a locking plate part of the movable locking piece to be positioned above the directional groove sealing plate; the lock rod is of a screw structure, movably penetrates through the movable through hole of the movable lock piece and is connected to the locking through hole of the directional groove sealing plate in a threaded manner; the support spring comprises 2 support springs which are respectively sleeved on the 2 lock column parts of the movable lock piece, and two ends of the support spring are respectively contacted with the lock plate part of the movable lock piece and the directional groove sealing plate.

The locking rod can be screwed to move downwards until the tail end of the locking rod pushes the locking block of the movable locking piece to move downwards, so that the arc clamping head of the locking block part presses the front pulley and simultaneously supports the spring to compress the power; the lock rod can be twisted to move upwards to enable the tail end of the lock rod to leave the locking block part of the movable locking piece, the supporting spring is reset to jack up and reset the movable locking piece, and then the arc clamping head of the movable locking piece is enabled to leave the front pulley.

The utility model also comprises a vertical support frame which is in a right-angle tripod-shaped structure in transverse arrangement and is fixedly arranged below the front side of the directional pulley mechanism through 2 longitudinal struts in symmetrical arrangement, wherein the vertical support frame is provided with a cross rod, 2 vertical rods and 2 longitudinal rods which are positioned at two ends of the cross rod, diagonal struts are arranged between the vertical rods and the longitudinal rods, and the 2 longitudinal struts are respectively connected with two ends of the cross rod through 2 connecting rods in symmetrical arrangement; the tail ends of the 2 longitudinal rods are respectively provided with 1 vertical face guide block, vertical face guide grooves are arranged on the vertical face guide blocks vertically, 1 rear guide wheel is vertically arranged at the rear part in the vertical face guide grooves, and 1 front guide wheel is vertically arranged at the front part.

Further, the front upper side of the elevation guide block is provided with an arc concave position, and the rear guide wheel is hidden below the arc concave position.

According to the optimized scheme, a wire-arranging groove sealing plate for sealing and blocking the wire-arranging groove is further arranged at the top of the wire-arranging device main body of the wire-arranging device.

According to the optimized scheme, the lifting cage is further provided with the lifting cage, 1 lifting rope is respectively connected to two sides of the lifting cage, the upper ends of the lifting ropes sequentially penetrate through the vertical face guide grooves of the vertical face guide blocks, the directional grooves of the directional pulley mechanisms and the wire arrangement grooves of the wire arrangement device to be wound on the winding drum part of the wire winding drum, so that the rope winding and unwinding are realized, and the lifting cage is further lifted or lowered.

The utility model further comprises an underframe, wherein the motor is respectively fixed on the underframe through a motor bracket, a rope winding drum, a wire arranging device, a directional pulley mechanism, a vertical column and a vertical support frame through a longitudinal support rod.

The utility model has the following substantial characteristics and progress:

1. according to the utility model, 2 lifting ropes are synchronously wound through the 2 wire arranging device main bodies symmetrically arranged on the wire arranging devices, and the 2 lifting ropes always move in opposite directions in a translational manner through the actions of the 2 wire arranging device main bodies, so that the inward forces generated by the two wire arranging devices by the lifting ropes are always counteracted each other even in a winding state, double-line lifting is realized, and the stability of lifting operation is effectively ensured.

2. According to the utility model, 2 positioning positions are respectively realized through the 2 directional pulley mechanisms arranged in front of the wire arranging device, and the direction-changing tension of the 2 wire arranging device main bodies to the lifting rope is converted into the directional tension, so that the lifting rope is uniformly and stably stressed, the winding stability of the lifting rope is further ensured, and the running stability is enhanced.

3. According to the utility model, the vertical pulley and the transverse pulley are used for enabling the contact between the lifting rope and the wire arranging device main body to be sliding contact, so that friction generated when the lifting rope passes through the wire arranging groove of the wire arranging device main body is effectively reduced, and the durability of the use of the lifting rope is improved; and further, the wire-arranging groove is blocked by the wire-arranging groove sealing plate, so that the swing of the lifting rope at the position of the wire-arranging groove is reduced, and the rope falling is avoided.

4. According to the utility model, the front pulley and the rear pulley are used for enabling the contact between the lifting rope and the directional pulley mechanism to be sliding contact, so that friction generated when the lifting rope passes through the directional groove of the directional pulley mechanism is effectively reduced, and the durability of the use of the lifting rope is improved; and further, the directional groove is blocked by the directional groove sealing plate, so that swing of the lifting rope at the position of the directional groove is reduced, and rope falling is avoided.

5. The utility model is further used under the condition of non-operation or the condition of needing special positioning and temporary immobility by the locking mechanism, and specifically comprises the following steps: when the locking mechanism operates normally, the locking mechanism is in a rope releasing state, and the lifting rope can easily pass through the directional groove to move up and down so as to realize rope winding and unwinding; under the non-operation condition or the condition of special positioning, the locking mechanism can be adjusted to a rope locking state, so that the arc clamping head of the locking mechanism is pressed to the front pulley in the directional groove, and then the lifting rope is clamped, and the lifting rope is ensured to stop moving.

6. According to the utility model, the lifting rope is further far away from the outer wall through the vertical face support frame, and the integral stress intensity of the lifting rope is enhanced through the vertical face support frame, so that the effects of enhancing the firmness and the stress stability of the lifting rope are achieved, and the safe operation effect is further enhanced. Further, the arc concave position is arranged on the elevation support frame to reduce the obstruction of the elevation guide block to the lifting rope, improve the rope releasing efficiency and avoid the abrasion of the lifting rope.

7. The utility model further improves the stability and the installation convenience of the whole structure through the underframe, can firmly install the underframe on a building floor by connecting pieces such as bolts and the like, realizes the transportation and the installation of the whole machine, and is very efficient and convenient to install.

Drawings

Fig. 1 is a schematic structural view of a two-wire vertical lift device for construction of embodiment 1.

Fig. 2 is a schematic view showing a front view of the two-wire vertical lift device for construction according to embodiment 1.

Fig. 3 to 6 are schematic partial structures of the traverse and the directional pulley mechanism of embodiment 1, wherein fig. 5 is a schematic diagram of the movable lock in the rope releasing state of embodiment 1, and fig. 6 is a schematic diagram of the movable lock in the rope locking state of embodiment 1.

Fig. 7 is a schematic structural view of a directional groove seal plate in the directional pulley mechanism of embodiment 1.

Fig. 8 is a schematic structural view (two visual angles) of the movable lock member in the directional pulley mechanism of embodiment 1.

Fig. 9 is a schematic structural diagram of an elevation support frame of embodiment 1.

Fig. 10 is a schematic structural view of the elevation guide block in the elevation support frame of embodiment 1.

Fig. 11 is a schematic structural view of a two-wire vertical lift device for construction of embodiment 2.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Example 1

Referring to fig. 1 to 10, a double-line vertical lifting device for construction comprises a motor 1, a gear set, a rope winding drum 2, a wire arranging device and a transmission mechanism.

Referring to fig. 1 and fig. 2 specifically, the rope winding drum 2 is in a cylindrical structure, and comprises 2 drum portions 21 arranged at intervals transversely, two ends of the rope winding drum 2 are respectively provided with drum end shafts, the gear set comprises a first gear 91 and a second gear 92 externally meshed with the first gear 91, the second gear 92 is arranged on one drum end shaft of the rope winding drum 2, the first gear 91 is arranged on an output shaft of the motor 1, the motor 1 is in transmission connection with the rope winding drum 2 through the gear set to form a power mechanism, and the output shaft of the motor 1 drives the rope winding drum 2 to rotate through the gear set.

Referring specifically to fig. 3 to 6, the wire arranging device includes a wire arranging device main body 3, a reciprocating screw 4 and a polish rod 40; the reciprocating screw rod 4 is rotatably arranged in front of the

rope collecting reel

2, 2 reel parts 21 corresponding to the rope collecting reel 2 on the reciprocating screw rod 4 are respectively provided with 2 threaded screw rod parts 41, the outer wall of each threaded screw rod part 41 is provided with 2 threaded grooves with the same screw pitch and opposite rotation directions, the 2 threaded grooves are respectively a left-handed threaded groove and a right-handed threaded groove, and the polished rod 40 is fixedly arranged under the reciprocating screw rod 4; the wire-arranging device body 3 is in a block structure, the top of the wire-arranging device body 3 is provided with a wire-arranging groove 30 which is longitudinally arranged, and the top of the wire-arranging device body 3 is provided with a wire-arranging groove sealing plate 33 which seals the wire-arranging groove 30.

The wire arranging device main body 3 is provided with 1 vertical pulley 31 at the rear part of the

wire arranging groove

30, 2 transverse pulleys 32 at two sides of the front part of the

wire arranging groove

30, 2 wire arranging device main bodies 3 are symmetrically arranged on 2 threaded screw rod parts 41 of the reciprocating screw rod 4, the middle part of the wire arranging device main body 3 is provided with a threaded hole which is in spiral connection with the reciprocating screw rod 4, and the lower part is provided with a perforation which is in movable connection with a polished rod 40; the initial connection position of the wire arranging body 3 on 1 screw rod part 41 is on the left-handed spiral groove, and the initial connection position of the wire arranging body 3 on the other 1 screw rod part 41 is on the right-handed spiral groove.

The transmission mechanism comprises a third gear 93, a fourth gear 94 and a transmission toothed belt 95 for connecting the third gear 93 and the fourth gear 94 in a transmission way, wherein the third gear 93 is arranged on the other reel end shaft of the rope winding reel 2, and the fourth gear 94 is arranged on one end of the reciprocating screw rod 4 of the wire arranging device.

In the present embodiment, the output shaft of the motor 1 is connected to a speed reducer 100. After the motor 1 is started, the motor 1 drives the gear set through the speed reducer 100 to be in transmission connection with the rope winding drum 2 to form a power mechanism, so that an output shaft of the motor 1 drives the rope winding drum 2 to rotate through the gear set, the rope winding drum 2 drives the third gear 93 to rotate when rotating, and the transmission mechanism drives the reciprocating screw rod 4 of the wire arranging device to rotate, so that the wire arranging device main body 3 respectively reciprocates on the reciprocating screw rod 4.

As described above, in the present embodiment, 2 wire guide bodies 3 are symmetrically arranged, and the initial connection position of the wire guide body 3 on 1 screw rod portion 41 is on the left-handed spiral groove, and the initial connection position of the wire guide body 3 on the other 1 screw rod portion 41 is on the right-handed spiral groove, which has the functions of: when the reciprocating screw rod 4 rotates, the wire arranging device main body 3 only performs translation motion and does not rotate under the limiting effect of the polish rod 40 on the wire arranging device main body 3. And the wire feeder body 3 on 1 screw thread lead screw part 41 translates along the left-hand spiral groove, and the wire feeder body 3 on the other 1 screw thread lead screw part 41 translates along the right-hand spiral groove, that is, when the reciprocating lead screw 4 rotates, the 2 wire feeder bodies 3 translate in opposite directions. In addition, the 2 wire guide bodies 3 are symmetrically arranged, so that the 2 wire guide bodies 3 which are reversely translated can always be kept symmetrical.

In this embodiment, 2 directional pulley mechanisms are further fixedly disposed in the front middle of the 2 threaded screw rod portions 41 of the reciprocating screw rod 4, the directional pulley mechanisms include a vertical column 5 and a directional groove 50 longitudinally disposed at the top of the

vertical column

5, 1 front pulley 51 is vertically disposed at the front portion of the directional groove 50 on the

vertical column

5, and 2 rear pulleys 52 are transversely disposed at two sides of the rear portion of the directional groove 50. In addition, a directional groove sealing plate 53 for sealing the directional groove 50 is also installed at the top of the vertical column 5 of the directional pulley mechanism. The 2 directional pulley mechanisms are used for respectively realizing 2 positioning positions in front of the wire arranging device and corresponding to the 2 wire arranging device main bodies 3.

Referring specifically to fig. 5 to 8, in this embodiment, a locking mechanism is further provided on the directional slot seal plate 53, and the locking mechanism includes a lock lever 6, a

movable lock piece

61, and 2 support springs 60; the movable lock 61 sequentially has a

lock plate portion

62, 2 lock post portions 63 and a lock block portion 64 which are symmetrically arranged, the middle portion of the lock plate portion 62 has a movable through hole 621, in this embodiment, the edge portion of the lock plate portion 62 further has 2 symmetrical mounting holes for mounting the 2 lock post portions 63, the top middle portion of the lock post portion 63 has a screw post portion 630, and the mounting holes penetrating through the lock plate portion 62 are fastened and connected by nuts 631, as shown in fig. 8. The bottom surface of the locking piece part 64 is provided with an arc clamping head 641; the middle part of the directional slot sealing plate 53 is provided with a locking perforation 531, and two symmetrical 2 side perforations 532 are arranged at two sides of the locking perforation 531. When the movable locking mechanism is assembled, the locking block part 64 of the movable locking piece 61 is movably arranged in the directional groove 50 of the directional pulley mechanism, the arc clamping head 641 of the locking mechanism is positioned above the front pulley 51, the 2 locking column parts 63 respectively pass through the 2 edge perforations 532 of the directional groove sealing plate 53, then the 2 supporting springs 60 are respectively sleeved on the 2 locking column parts 63 of the movable locking piece 61, the locking plate part 62 is correspondingly sleeved on the screw rod column parts 630 of the 2 locking column parts 63 through 2 mounting holes and is screwed and connected by nuts 631, so that the locking plate part 62 of the movable locking piece 61 is positioned above the directional groove sealing plate 53, and the two ends of the supporting springs 60 respectively contact the locking plate part 62 of the movable locking piece 61 and the directional groove sealing plate 53; the lock lever 6 has a screw structure, and is movably inserted through the movable through hole 621 of the movable lock piece 61 and is screw-coupled to the locking through hole 531 of the directional tank cover plate 53.

The twistable lock lever 6 moves down to the end thereof to push the locking piece portion 64 of the movable lock piece 61 down, so that the arc-shaped clamping head 641 of the locking piece portion 64 is pressed against the front pulley 51, the rope locking state as shown in fig. 6 is realized, and the supporting spring 60 compresses the storing force; the lock lever 6 can be further twisted to move upwards so that the tail end of the lock lever leaves the locking piece 64 of the movable locking piece 61, the supporting spring 60 is reset to jack up and reset the movable locking piece 61, and then the arc clamping head 641 of the movable locking piece 61 leaves the front pulley 51 to restore to the rope releasing state as shown in fig. 5.

With specific reference to fig. 9 and 10, in this embodiment, the vertical support frame 7 is further fixedly arranged below the front side of the directional pulley mechanism through 2 symmetrically arranged longitudinal struts 70. The elevation support frames 7 are in a right-angle tripod-shaped structure which is transversely arranged. The vertical support frame 7 is provided with a

cross bar

71, 2

vertical bars

72 and 2 longitudinal bars 73 positioned at two ends of the cross bar 71, inclined struts 74 are arranged between the vertical bars 72 and the

longitudinal bars

73, and 2 symmetrically arranged connecting rods 76 are used for connecting 2 longitudinal struts 70 with two ends of the cross bar 71 respectively; the tail ends of the 2 longitudinal rods 73 are respectively provided with 1 vertical face guide block 8, vertical face guide grooves 81 which are vertically arranged are formed in the vertical face guide blocks 8, 1 rear guide wheel 82 is vertically arranged at the rear part in the vertical

face guide grooves

81, and 1 front guide wheel 83 is vertically arranged at the front part. The elevation support frame 7 is arranged in front of the directional pulley mechanism and is used for realizing positioning extension in an enlarged space.

In this embodiment, the front upper side of the elevation guide block 8 has an arc-shaped concave portion 84, and the rear guide wheel 82 is hidden below the arc-shaped concave portion 84. The arc-shaped concave position 84 can reduce the obstruction of the elevation guide block 8 to the lifting rope, improve the rope releasing efficiency and avoid the abrasion of the lifting rope.

The double-line vertical lifting device for construction of this embodiment is used for winding and unwinding lifting ropes as shown in fig. 11, 2 lifting ropes 96 sequentially pass through the vertical guide groove 81 of the vertical guide block 8, the directional groove 50 of the directional pulley mechanism and the wire-arranging groove 30 of the wire-arranging device, the upper ends of the 2 lifting ropes 96 are wound on the drum part 21 of the rope winding drum 2, and the lower ends of the 2 lifting ropes 96 can be symmetrically connected with the lifting cage 9 to be lifted as shown in the figure. When the double-line vertical lifting device for the building is used, the double-line vertical lifting device for the building is fixedly arranged on a floor slab of the construction building and is close to an outer wall, the tail ends of the longitudinal struts 70 extend out of the outer wall to enable the vertical face supporting frame 7 to be suspended near the outer wall surface, and the vertical face supporting frame 7 enables an object to be lifted to be vertical and can be far away from the outer wall surface. After the motor 1 is started, the rope winding drum 2 rotates and drives the reciprocating screw rod 4 of the wire arranging device to rotate, so that 2 wire arranging device main bodies 3 penetrated with lifting ropes respectively symmetrically move on the reciprocating screw rod 4, namely the 2 wire arranging device main bodies 3 simultaneously relatively translate or oppositely translate, 2 lifting ropes are simultaneously wound and unwound by the rope winding drum 2, and when the ropes are wound and unwound, the 2 lifting ropes are always kept symmetrical, further, shaking of objects to be lifted caused by the asymmetry of the 2 lifting ropes is effectively avoided, and lifting stability and safety are effectively ensured.

Example 2

Referring to fig. 1 to 11, the two-wire vertical lifting device for construction of the present embodiment further includes a base frame 10 and a cage 9.

The motor 1 of the double-line vertical lifting device for the building is respectively fixed on the underframe 10 through a motor bracket 101, a rope collecting drum 2, a winding drum bracket 102, a winding device bracket 103, a directional pulley mechanism, a vertical column 5 and a vertical support frame 7 through a longitudinal support rod 70.

Two sides of the suspension cage 9 are respectively connected with 1

suspension rope

96 and 2 suspension ropes 96 in total. The lower end of the suspension rope 96 is connected with the suspension cage 9 through the suspension ring 90 of an inverted V shape to ensure the stability of the connection of the lower end of the suspension rope 96 with the suspension cage 9. The upper end of the lifting rope 96 sequentially passes through the vertical guide groove 81 of the vertical guide block 8, the directional groove 50 of the directional pulley mechanism and the wire arranging groove 30 of the wire arranging device to be wound on the winding drum part 21 of the rope winding drum 2, so that the lifting rope 96 realizes rope winding and unwinding through the double-line vertical lifting device for construction, and the lifting cage 9 is lifted or lowered.

In use, the underframe 10 is fastened and installed on the floor slab of a construction building near the outer wall, and the tail ends of the longitudinal struts 70 extend out of the outer wall to suspend the elevation support frames 7 near the outer wall surface. The lifting object in this embodiment is a lifting cage 9, which realizes vertical lifting of the lifting cage 9 through the double-line vertical lifting device for construction, and is very suitable for being applied to site environments with narrower outer wall working space, such as two buildings with narrower space in construction site environments, building materials and the like need to be transported to the upper layer of one of the buildings, and the double-line vertical lifting device for construction can be adopted to place the building materials in the lifting cage 9 for vertical upward transportation, and the lifting cage 9 stably lifts under traction of 2 lifting ropes 96, namely double ropes, and has the characteristics of stable and reliable operation.

Claims

1. The double-line vertical lifting device for the building comprises a motor (1), a gear set and a rope winding drum (2); an output shaft of the motor (1) is connected with a speed reducer (100); the rope winding drum (2) is of a cylindrical structure and comprises drum parts (21) which are transversely arranged at intervals, drum end shafts are respectively arranged at two ends of the rope winding drum (2), the gear sets comprise a first gear (91) and a second gear (92) which is externally meshed with the first gear (91), the second gear (92) is arranged on one drum end shaft of the rope winding drum (2), the first gear (91) is arranged on an output shaft of a speed reducer (100) driven by a motor (1), the motor (1) drives the gear sets to be in transmission connection with the rope winding drum (2) through the speed reducer (100) to form a power mechanism, and the output shaft of the motor (1) drives the rope winding drum (2) to rotate through the gear sets, and the rope winding drum is characterized in that: the wire arranging device and the transmission mechanism are also included;

the wire arranging device comprises a wire arranging device main body (3), a reciprocating screw rod (4) and a polished rod (40); the reciprocating screw rod (4) is rotatably arranged in front of the rope collecting reel (2), 2 reel parts (21) corresponding to the rope collecting reel (2) on the reciprocating screw rod (4) are respectively provided with 2 threaded screw rod parts (41), 2 threaded grooves with the same screw pitch and opposite rotation directions are formed in the outer wall of each threaded screw rod part (41), the 2 threaded grooves are respectively a left-handed spiral groove and a right-handed spiral groove, and the polished rod (40) is fixedly arranged under the reciprocating screw rod (4); the wire arranging device comprises a wire arranging device body (3) which is of a block-shaped structure, wherein a wire arranging groove (30) is formed in the top of the wire arranging device body, 1 vertical pulley (31) is arranged at the rear part of the wire arranging device body (3) and 2 transverse pulleys (32) are arranged at two sides of the front part of the wire arranging groove (30), 2 wire arranging device bodies (3) are symmetrically arranged on 2 threaded screw rod parts (41) of a reciprocating screw rod (4), a threaded hole is formed in the middle of the wire arranging device body (3) and is in spiral connection with the reciprocating screw rod (4), and a perforation is formed in the lower part of the wire arranging device body and is movably connected with a polished rod (40); the initial connection position of the wire arranging device main body (3) on 1 screw rod part (41) is on the left-handed spiral groove, and the initial connection position of the wire arranging device main body (3) on the other 1 screw rod part (41) is on the right-handed spiral groove;

the transmission mechanism comprises a third gear (93), a fourth gear (94) and a transmission toothed belt (95) for connecting the third gear (93) and the fourth gear (94) in a transmission manner, wherein the third gear (93) is arranged on the other reel end shaft of the rope winding reel (2), and the fourth gear (94) is arranged on one end of a reciprocating screw rod (4) of the wire arranging device; the rope winding drum (2) rotates to drive the third gear (93) to rotate, and the transmission mechanism drives the reciprocating screw rod (4) of the wire arranging device to rotate, so that the wire arranging device main body (3) moves on the reciprocating screw rod (4) in a reciprocating mode respectively.

2. A two-wire vertical lift for construction according to claim 1, wherein: the front middle part of the 2 threaded screw rod parts (41) of the reciprocating screw rod (4) is also fixedly provided with 2 directional pulley mechanisms, each directional pulley mechanism comprises a vertical column (5) and a directional groove (50) longitudinally arranged at the top of the vertical column (5), the front part of the vertical column (5) positioned in the directional groove (50) is vertically provided with 1 front pulley (51), and two sides of the rear part of the directional groove (50) are transversely provided with 2 rear pulleys (52).

3. A two-wire vertical lift for a building according to claim 2, wherein: the top of the vertical column (5) of the directional pulley mechanism is also provided with a directional groove sealing plate (53) for sealing the directional groove (50).

4. A two-wire vertical lift for construction according to claim 3, wherein: a locking mechanism is arranged on the directional groove sealing plate (53), and comprises a lock rod (6), a movable lock piece (61) and a supporting spring (60); the movable lock piece (61) is sequentially provided with a lock plate part (62), 2 lock column parts (63) and lock block parts (64) which are symmetrically arranged, the middle part of the lock plate part (62) is provided with a movable through hole (621), and the bottom surface of the lock block part (64) is provided with an arc clamping head (641); the middle part of the directional groove sealing plate (53) is provided with a locking perforation (531), two sides of the locking perforation (531) are provided with symmetrical 2 side perforations (532), the locking mechanism is movably arranged in a directional groove (50) of the directional pulley mechanism by a locking block part (64) of the movable locking piece (61), an arc clamping head (641) of the locking mechanism is positioned above the front pulley (51), 2 locking column parts (63) respectively movably penetrate through the 2 side perforations (532) of the directional groove sealing plate (53), and a locking plate part (62) of the movable locking piece (61) is positioned above the directional groove sealing plate (53); the lock rod (6) is of a screw structure, movably penetrates through a movable through hole (621) of the movable lock piece (61) and is connected to a locking through hole (531) of the directional groove sealing plate (53) in a threaded manner; the supporting springs (60) comprise 2 locking column parts (63) which are respectively sleeved on the movable locking piece (61), and two ends of the supporting springs (60) respectively contact with a locking plate part (62) of the movable locking piece (61) and the directional groove sealing plate (53);

the lock rod (6) can be screwed to move downwards until the tail end of the lock rod pushes the lock block part (64) of the movable lock piece (61) to move downwards, so that the arc clamping head (641) of the lock block part (64) is pressed towards the front pulley (51), and meanwhile, the supporting spring (60) compresses the storage force; the lock rod (6) can be screwed to move upwards to enable the tail end of the lock rod to leave the lock block part (64) of the movable lock piece (61), the supporting spring (60) is reset to jack up and reset the movable lock piece (61), and then the arc clamping head (641) of the movable lock piece (61) is enabled to leave the front pulley (51).

5. A two-wire vertical lift for construction according to claim 2 or 3 or 4, wherein: the vertical face support frame (7) is of a right-angle tripod-shaped structure which is transversely arranged, the vertical face support frame (7) is fixedly arranged below the front side of the directional pulley mechanism through 2 symmetrically arranged longitudinal struts (70), the vertical face support frame (7) is provided with a transverse rod (71), 2 vertical rods (72) and 2 longitudinal rods (73) which are positioned at two ends of the transverse rod (71), diagonal struts (74) are arranged between the vertical rods (72) and the longitudinal rods (73), and the 2 symmetrically arranged connecting rods (76) are used for connecting the 2 longitudinal struts (70) with two ends of the transverse rod (71) respectively; the tail ends of the 2 longitudinal rods (73) are respectively provided with 1 vertical guide block (8), vertical guide grooves (81) which are vertically arranged are formed in the vertical guide blocks (8), 1 rear guide wheel (82) is vertically arranged at the rear part in the vertical guide grooves (81), and 1 front guide wheel (83) is vertically arranged at the front part.

6. A two-wire vertical lift for a building according to claim 5, wherein: the front upper side of the elevation guide block (8) is provided with an arc-shaped concave position (84), and the rear guide wheel (82) is hidden below the arc-shaped concave position (84).

7. A two-wire vertical lifting device for construction according to claim 1 or 2 or 3 or 4 or 6, characterized in that: a wire-arranging groove sealing plate (33) for sealing the wire-arranging groove (30) is also arranged at the top of the wire-arranging device main body (3) of the wire-arranging device.

8. A two-wire vertical lifting device for construction according to claim 1 or 2 or 3 or 4 or 6, characterized in that: the lifting cage is characterized by further comprising a lifting cage (9), wherein 1 lifting rope (96) is respectively connected to two sides of the lifting cage (9), the upper ends of the lifting ropes (96) sequentially penetrate through the vertical face guide groove (81) of the vertical face guide block (8), the directional groove (50) of the directional pulley mechanism and the wire arrangement groove (30) of the wire arrangement device to be wound on the winding drum part (21) of the wire arrangement device winding drum (2), so that the lifting cage (9) can be lifted or lowered.

9. A two-wire vertical lift for a building according to claim 8, wherein: the novel rope winding device is characterized by further comprising an underframe (10), wherein the motor (1) is respectively fixed on the underframe (10) through a motor bracket (101), a rope winding drum (2) is respectively fixed on the underframe (70) through a drum bracket (102), a wire arranging device is respectively fixed on the underframe (103) through a wire arranging device bracket (103), a directional pulley mechanism is respectively fixed on the underframe (5) through a vertical column and a vertical support frame (7) through a vertical support rod (70).