CN220617907U

CN220617907U - Pay-off rack for house construction

Info

Publication number: CN220617907U
Application number: CN202322342285.4U
Authority: CN
Inventors: 胡健; 张中新; 陈江伟; 冯展; 周新平; 梁海
Original assignee: China Construction Seventh Engineering Division Corp Ltd
Current assignee: China Construction Seventh Engineering Division Corp Ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-03-19
Anticipated expiration: 2033-08-30

Abstract

The utility model provides a pay-off rack for building construction, which comprises a bracket and a winding drum, wherein a rotation driving mechanism for driving the winding drum to rotate is arranged on the bracket; a movable frame for the rope to pass through is movably arranged on the bracket, a pair of screws are rotatably arranged on the bracket, and the bottom of the movable frame is in threaded connection with the pair of screws through a sliding block; the rotation driving mechanism is connected with the screw rod through a transmission mechanism and used for driving the screw rod to rotate; the movable frame is rotatably connected with a guide roller for guiding the rope. According to the utility model, the rotation driving mechanism drives the moving frame to move, and the rope is guided by the guide roller, so that the rope is prevented from being wound on the surface of the winding drum to be stacked or wound; and only one driving force is needed to realize the storage and the guide of the rope, namely, the energy is saved and the design is ingenious.

Description

Pay-off rack for house construction

Technical Field

The utility model relates to the technical field of building construction paying-off, in particular to a paying-off rack for building construction.

Background

The house is built unwrapping wire in order to make things convenient for the workman to live futilely, also in order to be able to construct according to the design drawing strictly: generally all building axes can be referred to as large lines, and the corresponding small lines are the side lines and size lines of the structural members, so the specification of paying out directly affects the appearance of the building.

Retrieved, as application number: chinese patent document CN201921433750.2 discloses a pay-off rack for a building construction site. The pay-off rack for the house construction site comprises a base, wherein a sleeve is fixedly arranged in the middle of the upper end of the base, a nut is movably arranged at the upper end of the sleeve, a threaded rod is arranged at the upper end of the sleeve and penetrates through an inner cavity of the sleeve, a supporting table is fixedly arranged at the upper end of the threaded rod, two supporting columns are fixedly arranged at the upper end of the supporting table, a rotating shaft is movably arranged between the upper ends of the two supporting columns, and a take-up cylinder is fixedly arranged at the outer side of the rotating shaft. According to the utility model, the thread rod is in spiral connection with the nut, and then the nut is rotated, so that the thread take-up drum can be conveniently and rapidly adjusted at certain height positions, the thread take-up drum is driven to rotate by starting the rotating motor, further paying-off and take-up can be performed on the thread rope, when the thread is taken up, dust on the thread rope can be cleaned by pressing the T-shaped rod, the thread rope is prevented from being wound in disorder, and the thread take-out speed is influenced.

Above-mentioned pay off rack is clean at the receipts line in-process, but at whole receipts line in-process, needs the staff to last to press T type pole and realizes cleanness, and the staff not only need operate receipts line, still need take out the hand and press and realize clean operation, and is comparatively inconvenient, and simultaneously at the in-process of receipts line, because the line is convoluteed in the coplanar of axis of rotation all the time, the cotton rope takes place to pile up and twine easily for the condition that the card was dead easily produces when paying off once more.

Disclosure of Invention

Aiming at the technical problems, the utility model provides a pay-off rack for building construction, which is used for solving the problem that the ropes of the pay-off rack in the prior art are easy to stack and wind in the reeling process.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the pay-off rack for building construction comprises a bracket and a winding drum rotatably arranged on the bracket, wherein a rotation driving mechanism for driving the winding drum to rotate is arranged on the bracket; a movable frame for the rope to pass through is arranged on the support in a movable manner, a pair of screws are rotatably arranged on the support, and the bottom of the movable frame is in threaded connection with the pair of screws through a sliding block; the rotary driving mechanism is connected with the screw rod through a transmission mechanism and used for driving the screw rod to rotate so as to enable the movable frame to move; at least one pair of guide rollers for guiding the ropes are rotatably connected to the movable frame.

Further, the transmission mechanism comprises a driving pulley or a driving sprocket arranged on an output shaft of the rotation driving mechanism and a driven pulley or a driven sprocket arranged at the end part of the screw; the driving belt pulley or the driving chain wheel is in transmission connection with the driven belt pulley or the driven chain wheel through a belt or a chain.

Further, a belt pulley or a chain wheel is respectively arranged on the pair of screw rods, and the belt pulley or the chain wheel on one screw rod is in transmission connection with the belt pulley or the chain wheel on the other screw rod through a belt or a chain.

Further, the rotation driving mechanism is a hand wheel which is rotatably arranged on the bracket, the output shaft is a transmission column, and the hand wheel is connected with the winding drum through the transmission column.

Further, the movable frame is rotatably connected with a pair of rotating rollers which rotate reversely; the surface of the rotating roller is fixed with a cleaning brush for cleaning the rope.

Further, a cleaning transmission component for driving the rotating roller to rotate is arranged on the movable frame.

Further, the cleaning transmission assembly comprises a connecting plate connected to one side of the movable frame and a vertical rotating rod rotatably connected to the connecting plate, one end of the vertical rotating rod is in transmission connection with the rotating roller through a bevel gear, and a transmission gear is fixed at the other end of the vertical rotating rod; the cleaning transmission assembly further comprises a tooth track which is meshed with the transmission gear, and the tooth track is fixed on the bracket.

Further, the pair of rotating rollers are connected through a gear transmission.

Further, a cross beam is arranged on the support, a frame is arranged below the cross beam, and the bottom of the frame is connected with a compression roller matched with the winding drum through an elastic component.

Further, the elastic component includes the sleeve pipe of bolt in the crossbeam bottom and with sleeve pipe inner wall sliding connection's interior pole, the top of interior pole is fixed with compression spring, compression spring's the other end and sheathed tube inner wall are fixed each other, the bottom and the frame bolt of interior pole.

The utility model has the beneficial effects that: according to the utility model, the hand wheel is rotated to drive the transmission column and the winding drum to rotate so as to carry out wire winding operation, the movable frame and the guide roller are driven to move under the action of the transmission column and the screw rod, the guide roller guides the wire, the wire is prevented from being wound on the surface of the winding drum to be stacked or wound, the compression roller is pressed down under the action of the elastic component so as to prevent the wound wire from becoming loose, and meanwhile, the cleaning transmission component is matched with the movable frame in the moving process so as to drive the rotary roller and the cleaning brush to rotate, so that the wire is cleaned without the need of a worker to take out hands for cleaning operation, and the cleaning operation is more convenient; and only one driving force is needed to realize the storage, the guiding and the cleaning of the rope, so that the functionality of the device is improved, the energy is saved, and the structure of the utility model is simplified.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a partial structure of the present utility model;

FIG. 3 is a schematic diagram of a portion of a second embodiment of the present utility model;

FIG. 4 is a schematic view of a rotating roll and its surface structure according to the present utility model;

FIG. 5 is a schematic view of the elastic component of the present utility model.

In the figure: 1. a base; 2. winding up a winding drum; 3. a support plate; 4. a drive column; 5. a cross beam; 6. an elastic component; 61. a sleeve; 62. a compression spring; 63. an inner rod; 7. a frame; 8. a press roller; 9. a riser; 10. a screw; 11. a moving rack; 12. a side plate; 13. a guide roller; 14. a rotating roller; 15. cleaning a brush; 16. a support roller; 17. cleaning the transmission assembly; 171. a connecting plate; 172. a vertical rotating rod; 173. a transmission gear; 174. tooth tracks; 18. and a hand wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, the pay-off rack for building construction according to embodiment 1 of the present utility model comprises a bracket and a winding drum 2 rotatably arranged on the bracket, wherein the bracket comprises a base 1 and support plates 3 arranged on two sides of the winding drum 2, and the support plates 3 are bolted on the base 1. The winding drum 2 is rotatably connected with the supporting plate 3. The support plate 3 is provided with a rotation driving mechanism for driving the winding drum 2 to rotate. The support is movably provided with a movable frame 11 through which a rope passes, and two side surfaces of the movable frame 11 are provided with side plates 12. The front side and the rear side of the movable frame 11 are respectively and rotatably connected with a pair of guide rollers 13, and the ropes pulled out from the winding drum 2 pass through between the pair of guide rollers 13, and are used for guiding the ropes through the pair of guide rollers 13, so that the ropes are prevented from being stacked and wound. The top of the base 1 is also bolted with two pairs of vertical plates 9, and each pair of vertical plates 9 is rotatably provided with a screw rod 10. As shown in fig. 2, the bottom of the moving frame 11 is screwed with a pair of screws 10 through a slider. The rotary driving mechanism for driving the winding drum 2 to rotate is connected with the screw 10 through a transmission mechanism and is used for driving the screw 10 to rotate, linkage of the winding drum 2 and the movable frame 11 is achieved, and when the winding drum rotates, the screw 10 also rotates to enable the movable frame 11 to move, so that a better guiding effect is achieved.

Further, as shown in fig. 1, in the present embodiment, the transmission mechanism includes a driving pulley provided on an output shaft of the rotation driving mechanism and a driven pulley provided at an end of one of the screws 10; the driving pulley is in driving connection with the driven pulley through a belt, thereby driving the screw 10 to rotate. In this embodiment, the rotation driving mechanism is a hand wheel 18 rotatably disposed at the outer side of the support plate 3, the output shaft is a transmission column 4, and the hand wheel 18 is fixedly connected with the winding drum 2 through the transmission column 4.

In other embodiments, the transmission mechanism comprises a driving sprocket arranged on an output shaft of the rotation driving mechanism and a driven sprocket arranged at the end of one screw 10, wherein the driving sprocket is connected with the driven sprocket through a chain.

Further, as shown in fig. 1, the pair of screws 10 are respectively provided with a belt pulley or a chain wheel, and the belt pulley or the chain wheel on one screw 10 is in driving connection with the belt pulley or the chain wheel on the other screw 10 through a belt or a chain.

Embodiment 2 is different from embodiment 1 in that, as shown in fig. 2 and 3, a pair of counter-rotating rollers 14 are rotatably connected between the side plates 12 of the moving frame 11. As shown in fig. 4, a cleaning brush 15 for cleaning the string is fixed to the surface of the rotating roller 14.

Further, the cleaning brushes 15 are distributed on the surface of the rotating roller 14 in a ring-shaped array, and the cleaning brushes 15 on the surfaces of the rotating roller 14 on the upper side and the lower side are distributed in a staggered manner.

Example 3 is different from example 2 in that, as shown in fig. 3, in order to prevent the string from sagging at the position between the two sets of guide rollers 13 and adhering to the surface of the lower rotating roller 14, a support roller 16 is rotatably connected between the side plates 12, the height of the top of the support roller 16 is greater than the height of the top of the lower rotating roller 14, and the support roller 16 supports the string passing through the guide rollers 13.

Embodiment 4 differs from embodiment 2 in that, as shown in fig. 2 and 3, a cleaning transmission assembly 17 for driving the rotating roller 14 to rotate is provided on the moving frame 11.

Further, as shown in fig. 2 and 3, the cleaning transmission assembly 17 includes a connection plate 171 and a vertical rod 172, wherein the connection plate 171 is bolted to the surface of the side plate 12, and the vertical rod 172 is rotatably connected with the connection plate 171. The upper end of the vertical rod 172 is connected with the rotary roller 14 through bevel gear transmission, and a transmission gear 173 is also fixed at the lower end of the vertical rod 172.

Further, the cleaning transmission assembly 17 further includes a gear track 174, as shown in fig. 1, the transmission gear 173 is meshed with the gear track 174, the gear track 174 is fixed above the base 1 through a supporting rod, in the process of winding the rope, the moving frame 11 and the guiding roller 13 move to guide the rope, and drive the connecting plate 171, the vertical rotating rod 172 and the transmission gear 173 to move together, so that the transmission gear 173 walks along the surface of the gear track 174, and the transmission gear 173 drives the vertical rotating rod 172 to rotate.

As shown in fig. 4, the vertical rod 172 can drive the lower rotating roller 14 to rotate through the bevel gear, and since the lower rotating roller 14 is connected with the upper rotating roller 14 through the gear transmission, one gear is arranged on each rotating roller 14, and the two gears are meshed. The rotating roller 14 of below drives the rotating roller 14 of top to the cleaning brush 15 on drive surface rotates, cleans the surface of rope line at the receipts line in-process, and under the effect of clean drive assembly 17, need not to set up extra power supply drive rotating roller 14 and rotate, also need not manual rotation rotating roller 14, only need rotate a hand wheel 18 and drive the rotation of transmission post 4, can realize accomodating of rope line, direction and cleanness, it is more convenient. In the actual use process, the manual rotation of the hand wheel 18 is only one of the operation modes, and a motor can be arranged to replace manual wire winding, so that the labor is saved.

Embodiment 5 differs from embodiment 1 in that, as shown in fig. 1 and 5, a cross beam 5 is provided on the support, a frame 7 is provided below the cross beam 5, and a pressing roller 8 matched with the winding drum 2 is connected to the bottom of the frame 7 through an elastic component 6. The press roller 8 is rotatably connected with the frame 7 through a bearing seat. The press roller 8 is a rubber roller, so that the surface of the press roller 8 has elasticity.

Further, as shown in fig. 5, the elastic component 6 includes a sleeve 61 and an inner rod 63, the sleeve 61 is bolted to the bottom of the cross beam 5, the inner rod 63 is slidably connected with the inner wall of the sleeve 61, the top end of the inner rod 63 is fixed with a compression spring 62, the other end of the compression spring 62 is fixed with the inner wall of the sleeve 61, the bottom end of the inner rod 63 is bolted to the frame 7, the downward reaction force of the compression spring 62 acts on the surface of the press roller 8 through the inner rod 63 and the frame 7, the press roller 8 can avoid the phenomenon that the ropes are stacked in the winding process, the ropes are more tightly stretched, and the wound ropes are prevented from becoming loose.

In the use process, the thread ends of the thread pass through the guide roller 13 and between the rotating rollers 14 at the upper side and the lower side, and the thread ends are pulled to pay off. In the paying-off process, the winding drum 2 is rotated by pulling force, the paying-off is gradually carried out, in the paying-off process, the upper pressing roller 8 is attached to the surface of a rope, the pressing roller 8 can rotate and generates rolling friction, too large friction resistance is not brought to paying-off, the winding drum 2 can drive the transmission column 4 to rotate in the rotating process, then the transmission column 4 is matched with the screw rod assembly 10 to enable the movable frame 11 to move towards one side where the hand wheel 18 is located, after the paying-off is finished, the rope is used for working, after the working is finished, the winding is carried out, only the hand wheel 18 is needed to rotate, the hand wheel 18 drives the transmission column 4 to rotate, the transmission column 4 can drive the winding drum 2 to rotate for winding, and the transmission column 4 is matched with the screw rod assembly 10 to drive the movable frame 11 to move towards the other side, in the moving frame 11 moves together with the side plate 12 and the guide roller 13, the guide rollers 13 arranged on two sides can guide the rope in the storing process, the rope is prevented from being always wound at the same position of the rotating shaft in the storing process, and the phenomenon of stacking and winding of the rope is avoided; in addition, in the winding process, the pressing roller 8 can prevent the rope from being stacked, and the rope is more tightly stretched, so that the wound rope is prevented from becoming loose.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. Pay-off rack for house construction comprises a support and a winding drum (2) rotatably arranged on the support, and is characterized in that: the bracket is provided with a rotation driving mechanism for driving the winding drum (2) to rotate; a movable frame (11) for a rope to pass through is arranged on the support in a movable way, a pair of screws (10) are rotatably arranged on the support, and the bottom of the movable frame (11) is in threaded connection with the pair of screws (10) through a sliding block; the rotation driving mechanism is connected with the screw (10) through a transmission mechanism and is used for driving the screw (10) to rotate so as to enable the movable frame (11) to move; at least one pair of guide rollers (13) for guiding the ropes are rotatably connected to the movable frame (11).

2. The pay-off rack for building construction according to claim 1, wherein: the transmission mechanism comprises a driving belt pulley or a driving chain wheel arranged on an output shaft of the rotation driving mechanism and a driven belt pulley or a driven chain wheel arranged at the end part of the screw (10); the driving belt pulley or the driving chain wheel is in transmission connection with the driven belt pulley or the driven chain wheel through a belt or a chain.

3. The pay-off rack for building construction according to claim 2, wherein: the pair of screw rods (10) are respectively provided with a belt pulley or a chain wheel, and the belt pulley or the chain wheel on one screw rod (10) is in transmission connection with the belt pulley or the chain wheel on the other screw rod (10) through a belt or a chain.

4. A pay-off rack for building construction according to claim 2 or 3, characterized in that: the rotary driving mechanism is a hand wheel (18) rotatably arranged on the bracket, the output shaft is a transmission column (4), and the hand wheel (18) is connected with the winding drum (2) through the transmission column (4).

5. The pay-off rack for building construction according to any one of claims 1 to 3, wherein: the movable frame (11) is rotatably connected with a pair of rotating rollers (14) which rotate reversely; the surface of the rotary roller (14) is fixed with a cleaning brush (15) for cleaning the rope.

6. The pay-off rack for building construction according to claim 5, wherein: the movable frame (11) is provided with a cleaning transmission assembly (17) for driving the rotary roller (14) to rotate.

7. The pay-off rack for building construction according to claim 6, wherein: the cleaning transmission assembly (17) comprises a connecting plate (171) connected to one side of the movable frame (11) and a vertical rod (172) rotatably connected to the connecting plate (171), one end of the vertical rod (172) is in transmission connection with the rotary roller (14) through a bevel gear, and a transmission gear (173) is further fixed at the other end of the vertical rod (172); the cleaning transmission assembly (17) further comprises a tooth track (174) meshed with the transmission gear (173), and the tooth track (174) is fixed on the bracket.

8. The pay-off rack for building construction according to claim 6 or 7, wherein: the pair of rotary rollers (14) are connected through a gear transmission.

9. The pay-off rack for building construction according to any one of claims 1 to 3 or 6 or 7, characterized in that: the novel winding machine is characterized in that a cross beam (5) is arranged on the support, a frame (7) is arranged below the cross beam (5), and a compression roller (8) matched with the winding drum (2) is connected to the bottom of the frame (7) through an elastic component (6).

10. The pay-off rack for building construction according to claim 9, wherein: the elastic component (6) is including bolt sleeve pipe (61) in crossbeam (5) bottom and with sleeve pipe (61) inner wall sliding connection's interior pole (63), the top of interior pole (63) is fixed with compression spring (62), the other end of compression spring (62) is fixed each other with the inner wall of sleeve pipe (61), the bottom and the frame (7) bolt of interior pole (63).