CN217025058U

CN217025058U - Laying device

Info

Publication number: CN217025058U
Application number: CN202220875945.8U
Authority: CN
Inventors: 李过; 夏千
Original assignee: Dafu Automatic Transfer Equipment Suzhou Co ltd
Current assignee: Dafu Automatic Transfer Equipment Suzhou Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-07-22
Anticipated expiration: 2032-04-15

Abstract

A paving apparatus is provided. The laying device comprises a support and a lifting assembly. The bracket defines a channel for supporting a cover to at least partially cover the channel. The lift assembly includes a plurality of ropes and a plurality of drums. The reel is installed in the support, and the one end and the reel of rope are fixed, and the other end of rope is used for with the covering fixed. A plurality of drums are arranged at intervals, and the lifting assembly makes the rope drive the covering to move in the height direction of the bracket by using the rotation of the drums. Like this, through making the cover be connected with the rope, the cover can promote and expand under the traction of rope for the cover can cover the goods fast and completely, and the cover is difficult to be damaged at the in-process of laying.

Description

Laying device

Technical Field

The present application relates to the laying of coverings, and more particularly to a laying device.

Background

When the truck is used for road transportation in rainy days, the waterproof cloth needs to be laid before the truck starts, so that the problems of rusting, short circuit and the like of goods caused by the fact that rainwater is immersed in the goods are solved. When laying the waterproof cloth, the user need expand the waterproof cloth with artifical mode after climbing to the eminence, waste time and energy. In addition, in the process of laying the waterproof cloth manually, the waterproof cloth is easy to damage and is difficult to completely cover the goods.

SUMMERY OF THE UTILITY MODEL

The present application has been made in view of the state of the art described above. The object of the present application is to provide a laying device which is able to overcome at least one of the drawbacks described in the background above.

In order to achieve the above object, the present application adopts the following technical solutions.

The application provides a following laying device, this laying device includes: a bracket defining a channel, the bracket for supporting a cover to at least partially cover the channel; and the lifting assembly comprises a plurality of ropes and a plurality of winding drums, the winding drums are installed on the support, one ends of the ropes are fixed with the winding drums, the other ends of the ropes are used for being fixed with the covering, the winding drums are arranged at intervals, and the lifting assembly enables the ropes to drive the covering to move in the height direction of the support by means of rotation of the winding drums.

In an alternative, the bracket includes first and second legs independent of each other, the first and second legs extending in the height direction, the first leg being spaced apart from the second leg in a width direction perpendicular to the height direction, the channel passing between the first and second legs.

In another alternative, the stand includes a portal including a third pillar, a fourth pillar, and a cross beam, the third pillar and the fourth pillar extending in the height direction, the cross beam extending in a width direction perpendicular to the height direction, the passage passing between the third pillar and the fourth pillar.

In another optional scheme, the number of the third supporting columns is multiple, and multiple third supporting columns are parallel to each other and fixed, and/or the number of the fourth supporting columns is multiple, and multiple fourth supporting columns are parallel to each other and fixed.

In another alternative, the lifting assembly further comprises a ratchet mechanism and a pulley mechanism mounted to the bracket, the ratchet mechanism including a ratchet wheel in torque-resistant connection with the drum and a pawl cooperating with the ratchet wheel, the power arm end of the pulley mechanism being connected to the drum via the cord, and the resistance arm end of the pulley mechanism being adapted to be connected to the cover via the cord.

In another alternative, the pulley mechanism includes a fixed pulley that is spaced apart from the drum in the height direction.

In another optional aspect, the lifting assembly further comprises a hand wheel, the hand wheel being in torque-proof connection with the drum.

In another alternative, the lifting assembly further comprises a motor, the rotor of which is connected to the drum in a rotationally fixed manner.

In another alternative, the bracket is disposed on a carrying surface, and the bracket further includes a roller, so that at least a portion of the bracket can move on the carrying surface to drive the cover to unfold.

In another alternative, the lifting assembly further comprises a hook fixed to the other end of the rope.

Adopt above-mentioned technical scheme, through making the cover be connected with the rope, the cover can promote and expand under the traction of rope for the cover can cover the goods fast and completely, and the cover is difficult for being damaged at the in-process of laying.

Drawings

Fig. 1 shows a perspective view of a laying device according to an embodiment of the present application.

Fig. 2 shows a partial view of the region a of the laying device in fig. 1.

Fig. 3 shows a method of use of the laying device of fig. 1, illustrating the process of attaching a rain cloth to a rope.

Fig. 4 shows a method of use of the laying device of fig. 1, illustrating the process of lifting the tarpaulin.

Fig. 5 shows a method of use of the laying device of fig. 1, illustrating the process of deploying the tarpaulin.

Description of the reference numerals

1, a bracket; 11 a first strut; 12 a second strut; 13, gantry mounting; 131 a third support; 132 a fourth strut; 133 a cross beam; 134 rollers; 1a channel;

2 lifting the assembly; 21 a rope; 22 a winding drum; 23, a ratchet mechanism; 231 a ratchet wheel; 232 a pawl; 24 a hand wheel; 25, a fixed pulley; 26 a motor;

3, waterproof cloth;

h, the height direction; w width direction.

Detailed Description

Exemplary embodiments of the present application are described below with reference to the accompanying drawings. It should be understood that the detailed description is intended only to teach one skilled in the art how to make and use the present application, and is not intended to be exhaustive or to limit the scope of the application.

In the present application, unless otherwise specified, the "pulley mechanism" may be a single pulley or a pulley block including a plurality of pulleys.

Fig. 1 to 5 show a laying device according to an embodiment of the present application, in particular a laying device for laying a truck with a flashing 3.

Referring to fig. 1 and 2, a paving apparatus may include a frame 1 and a lifting assembly 2.

The stand 1 may include a first support 11, a second support 12, and a gantry 13, which are independent of each other. Specifically, the first and

second supports

11 and 12 may extend in the height direction H and be fixed to the ground (an example of a placement surface), and the first and

second supports

11 and 12 may be spaced apart in the width direction W perpendicular to the height direction H. Gantry 13 may include a third leg 131, a fourth leg 132, and a cross beam 133. The third and

fourth pillars

131 and 132 may extend in the height direction H, and the cross beam 133 may extend in the width direction W. The third support 131, the fourth support 132, and the cross member 133 may be fixedly formed to be U-shaped to each other. The number of the third support column 131 and the fourth support column 132 may be plural, respectively, and the plural third support columns 131 and the plural fourth support columns 132 may be parallel to and fixed to each other. For example, the third strut 131 and the fourth strut 132 may be two, respectively. The gantry 13 may be mounted with a plurality of rollers 134 so that the gantry 13 can move over the ground relative to the first and

second support columns

11 and 12. For example, two rollers 134 may be mounted at the end (the bottom end in the drawing, the same applies below) of the third support column 131 and the end of the fourth support column 132, respectively. The rack 1 may define a passage 1a for passing a truck therethrough, and the passage 1a may pass between the first pillar 11 and the second pillar 12 and between the third pillar 131 and the fourth pillar 132 such that the passage 1a penetrates the entire rack 1 in a direction perpendicular to the height direction H and the width direction W.

The lifting assembly 2 may include a rope 21, a drum 22, a ratchet mechanism 23, a hand wheel 24, a fixed pulley 25, a motor 26, and a hook (not shown). Specifically, the number of the reels 22 may be plural, and may be four, for example. The four reels 22 may be arranged at intervals. For example, two of the four reels 22 may be mounted to the first and

second supports

11 and 12, respectively, and the other two reels 22 of the four reels 22 may be mounted to the cross member 133. Accordingly, the number of cords 21 may be plural, for example, four. Four ropes 21 can be respectively wound around four winding drums 22, one end of each rope 21 can be fixed to the winding drum 22, and the other end of each rope 21 can be fixed to a hook used for being hooked with the waterproof cloth 3.

Referring to fig. 2, a spool 22 mounted to the first mast 11 may be non-rotatably connected to a ratchet mechanism 23 and a hand wheel 24. Specifically, the ratchet mechanism 23 may include a ratchet wheel 231 and a pawl 232, and the ratchet wheel 231 may be disposed coaxially with the spool 22 and fixed with one end of the spool 22. The handwheel 24 may be disposed coaxially with the drum 22 and may be fixed with the other end of the drum 22. The drum 22 may be disposed at a lower position on the first support 11 so that the hand wheel 24 is easily held by a user. Pawl 232 may engage a tooth-like structure on ratchet wheel 231 such that ratchet wheel 231 can only rotate in one direction. When the user rotates the hand wheel 24 in this direction, the hand wheel 24, the spool 22, and the ratchet wheel 231 can be rotated integrally.

Referring to fig. 1, a fixed pulley 25 may be installed at one side end (an upper end in fig. 1) of the first pillar 11, and the fixed pulley 25 may be spaced apart from the drum 22 in the height direction H. The rope 21 can be suspended from the fixed pulley 25 and extend between the drum 22 and the fixed pulley 25, so that the power arm end of the fixed pulley 25 can be connected with the drum 22 through the rope 21, and the resistance arm end of the fixed pulley 25 can be connected with the waterproof cloth 3 through the rope 21 and the hook. Accordingly, the drum 22, the ratchet mechanism 23, the hand wheel 24, and the fixed pulley 25 may be symmetrically disposed on the second support 12 about the center line of the passage 1 a.

Referring to fig. 1, two motors 26 may be mounted to the cross beam 133 and spaced apart in the width direction W. In particular, the two reels 22 mounted on the cross beam 133 can be connected in a rotationally fixed manner to the rotors of the two motors 26, respectively. For example, the drum 22 and the motor 26 may be connected in a rotationally fixed manner by a gear pair. The motor 26 can be housed in a protective case to prevent rain from damaging the motor 26.

With reference to fig. 3 to 5, the method of use of the laying device according to the present application is described below.

Referring to fig. 3, before laying the waterproof cloth 3, the waterproof cloth 3 may be stacked to be received, so that the waterproof cloth 3 has a smaller volume to facilitate storage of the waterproof cloth 3. For example, the waterproof cloth 3 may be stored in a roll shape. The waterproof cloth 3 may be provided with a plurality of through holes (not shown) for hanging the waterproof cloth 3. For example, the waterproof cloth 3 can be square, the number of through holes can be four, and four through holes can be arranged at four corners of the waterproof cloth 3 respectively.

To facilitate the hooking of the tarpaulin 3 to the hook, the central area of the door 13 can be aligned beforehand with the area between the first and

second supports

11, 12. The gantry 13 may be moved towards the first and

second support columns

11, 12 such that the distance between the gantry 13 and the first and

second support columns

11, 12 is relatively short as shown in fig. 3. The rope 21 can be released from the drum 22 over a longer length so that the hook is close to the ground. After the door frame 13 and the hook are adjusted to the proper positions, the user can hang the waterproof cloth 3 on the hook. Of course, the waterproof cloth 3 may be unfolded or partially unfolded.

Referring to fig. 4, by activating the motor 26 and turning the hand wheel 24, the user can cause the flashing 3 to be lifted (upwards in fig. 4) to a higher height. In the process of rotating the hand wheel 24 by the user, the ratchet wheel 231 can only rotate in one direction under the limitation of the pawl 232, so that the waterproof cloth 3 can be kept at the target height after being lifted. The target height may be higher than the highest height of the truck and cargo so that the truck and cargo may not interfere with the waterproof cloth 3 during driving into the passage 1 a.

Referring to fig. 5, after the flashing 3 has been raised to the target height, the user can move the mast 13 (to the left in fig. 5) so that the mast 13 is away from the first and

second stanchions

11, 12. At the same time, the waterproof cloth 3 can be unfolded under the traction of the rope 21. After the waterproof cloth 3 is completely unfolded, the door frame 13 can stop moving. At this time, the truck can drive into the passage 1a, so that the cargo is positioned below the waterproof cloth 3. After the truck is adjusted to the proper position, the user can activate the motor 26 and rotate the hand wheel 24, so that the waterproof cloth 3 falls down and covers the goods. Specifically, the user can release the ratchet 231 from the pawl 232 by dialing the pawl 232. After the waterproof cloth 3 completely covers the goods, the user can make the hook deviate from the annular structure of the waterproof cloth 3. So far, the waterproof cloth 3 is laid. Of course, the above-described method of use is not exclusive.

Like this, through making waterproof cloth 3 be connected with rope 21, waterproof cloth 3 can promote and expand under rope 21's traction for waterproof cloth 3 can cover the goods fast and completely, and waterproof cloth 3 is difficult damaged at the in-process of laying.

The application has at least the following advantages:

(i) through making waterproof cloth 3 be connected with rope 21, waterproof cloth 3 can promote and expand under rope 21's traction for waterproof cloth 3 can cover the goods fast and completely, and waterproof cloth 3 is difficult damaged at the in-process of laying.

(ii) Use motor 26 drive reel 22 to rotate, the user need not to manually promote waterproof cloth 3, has further improved waterproof cloth 3's the efficiency of laying.

(iii) By adding the roller 134 to the bracket 1, the distance between the gantry 13 and the first and

second supports

11, 12 is adjustable, and the laying device can be adapted to rain cloths 3 of different sizes.

It should be understood that the above embodiments are merely exemplary, and are not intended to limit the present application. Various modifications and alterations of the above-described embodiments may be made by those skilled in the art in light of the teachings of this application without departing from the scope thereof.

It should be understood that the stand 1 is not limited to including the first support 11, the second support 12, and the gantry 13, and may have any possible configuration as would be known to those skilled in the art. For example, the gantry 13 may be replaced with the same or similar structure as the first and

second struts

11, 12. Alternatively, the first and

second struts

11 and 12 may be replaced with the same or similar structure as the gantry 13.

It should be understood that the first and

second struts

11, 12 may also be provided with rollers 134 so that the first and

second struts

11, 12 can move over the ground. A rail cooperating with the carriage 1 may be arranged such that at least a part of the carriage 1 is movable according to a target trajectory.

It should be understood that the motor 26 is not limited to being mounted to the gantry 13, nor is the ratchet mechanism 23 and the fixed pulley 25 limited to being mounted to the first support post 11 and the second support post 12. For example, the ratchet mechanism 23 and the fixed pulley 25 may be replaced with the motor 26, and the motor 26 may also be replaced with the ratchet mechanism 23 and the fixed pulley 25. Alternatively, the motor 26 may be used in combination with the fixed pulley 25.

It should be understood that the number of cords 21 is not limited to four. For example, the user may provide any number of cords 21 depending on the size and shape of the flashing 3.

Claims

1. A paving apparatus, comprising:

a bracket defining a channel, the bracket for supporting a cover to at least partially cover the channel; and

the lifting assembly comprises a plurality of ropes and a plurality of winding drums, the winding drums are installed on the support, one ends of the ropes are fixed with the winding drums, the other ends of the ropes are used for being fixed with the covering, the winding drums are arranged at intervals, and the lifting assembly enables the ropes to drive the covering to move in the height direction of the support by means of rotation of the winding drums.

2. The laying device of claim 1 wherein the support includes first and second posts independent of each other, the first and second posts extending in the height direction, the first and second posts being spaced apart in a width direction perpendicular to the height direction, the channel passing between the first and second posts.

3. The laying device according to claim 1 wherein the carriage comprises a gantry, the gantry comprising a third post, a fourth post, and a cross beam, the third post and the fourth post extending in the height direction, the cross beam extending in a width direction perpendicular to the height direction, the channel passing between the third post and the fourth post.

4. Laying device according to claim 3,

the number of the third supporting columns is multiple, the multiple third supporting columns are parallel and fixed with each other, and/or

The number of the fourth supporting columns is multiple, and the fourth supporting columns are parallel to each other and fixed.

5. A laying device according to any one of claims 1 to 4 wherein the lifting assembly further comprises a ratchet mechanism and a pulley mechanism mounted to the carriage, the ratchet mechanism comprising a ratchet wheel in torque-resistant connection with the drum and a pawl cooperating with the ratchet wheel, the power arm end of the pulley mechanism being connected to the drum by the cord, and the resistance arm end of the pulley mechanism being connected to the cover by the cord.

6. A laying device according to claim 5 wherein the pulley mechanism comprises a fixed pulley spaced from the drum in the height direction.

7. A laying device according to any one of claims 1 to 4 wherein the lifting assembly further comprises a hand wheel which is in torque-resistant connection with the drum.

8. A laying device according to any one of claims 1 to 4 wherein the lifting assembly further comprises an electric motor having a rotor which is non-rotatably connected to the drum.

9. A laying device according to any one of claims 1 to 4 wherein the carriage is provided on a carrying surface, the carriage further comprising rollers such that at least a portion of the carriage can move on the carrying surface to cause the cover to deploy.

10. A laying device according to any one of claims 1 to 4 wherein the lifting assembly further comprises a hook secured to the other end of the line.