CN219652430U

CN219652430U - Tape winding device

Info

Publication number: CN219652430U
Application number: CN202320568813.5U
Authority: CN
Inventors: 郭璇; 邹兴
Original assignee: Shishang Huzhou Precision Technology Co ltd
Current assignee: Shishang Huzhou Precision Technology Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-09-08
Anticipated expiration: 2033-03-20

Abstract

The utility model discloses a tape winding device which comprises a shell, a main shaft, a disc body and a second locking piece, wherein the main shaft is arranged in the shell, the disc body is sleeved on the main shaft and can rotate relative to the main shaft to realize stretching and winding of a warning tape, a first locking piece is arranged on one side of the disc body, the second locking piece is arranged between the main shaft and the shell, the second locking piece can axially slide relative to the main shaft, the shell limits the second locking piece to rotate relative to the main shaft, the second locking piece moves towards the direction close to the first locking piece and is clamped with the first locking piece to limit the disc body to rotate relative to the main shaft, and the second locking piece moves towards the direction far away from the first locking piece and is separated from the first locking piece to enable the disc body to rotate relative to the main shaft. The winding device can avoid wind and rain from directly affecting the sagging height of the warning tape.

Description

Tape winding device

Technical Field

The utility model relates to the technical field of tape winding, in particular to a tape winding device.

Background

The warning tape can be stretched and wound by the tape winding device, when the warning tape is required to be used, the warning tape is pulled out from the tape winding device, and when the warning tape is used, the warning tape is recovered into the tape winding device. But bad weather can affect the normal use of the warning tape. For example, the warning tape is pulled out from the tape winding device under the condition of storm and storm, and when the warning tape reaches the preset length, the pulling out of the warning tape is stopped. But current winding device can only rely on inside spiral spring to decide the tensioning degree of warning area, pull out the warning area after, spiral spring contracts, provide the elastic force that pulls back in the winding device to the warning area, during the use, with the winding device fixed place or other objects in place, the warning area end that will be pulled out is fixed, the warning area has certain tensioning degree, current winding device does not carry out special locking to the warning area, wind-force and rainwater lead to warning area weight increase can directly influence the sagging height of warning area, thereby produce the deviation of sagging height of warning area, influence the normal use of warning area, even lead to the effect inefficacy of warning area.

Disclosure of Invention

Based on this, it is necessary to provide a tape winding device to solve the technical problem that in the prior art, the rain directly affects the sagging height of the warning tape and affects the normal use of the warning tape.

The utility model provides a tape winding device, comprising:

a housing;

the main shaft is arranged in the shell;

the disc body is sleeved on the main shaft and can rotate relative to the main shaft to realize stretching and winding of the warning belt, and a first locking piece is arranged on one side of the disc body; and

The second locking piece is arranged between the main shaft and the shell, the second locking piece can axially slide relative to the main shaft, the shell limits the second locking piece to rotate relative to the main shaft, when the second locking piece moves towards the direction close to the first locking piece and is clamped with the first locking piece, the disc body is limited to rotate relative to the main shaft, and when the second locking piece moves towards the direction far away from the first locking piece and is separated from the first locking piece, the disc body can rotate relative to the main shaft.

Further, the first locking piece is a first face gear, a second face gear is arranged at one end of the second locking piece, which faces the first locking piece, and the first face gear is meshed with the second face gear so as to limit the rotation of the disc body relative to the main shaft.

Further, the tape winding device further comprises a driving piece, the driving piece is connected with one end, far away from the first locking piece, of the second locking piece, and the driving piece is used for driving the second locking piece to approach to the direction of the first locking piece.

Further, the driving piece is the rotating head, the rotating head can rotate relative to the casing, the end face that the rotating head was towards the second locking piece is provided with first bellying, first bellying has first inclined plane, first inclined plane with the one end butt of first locking piece is kept away from to the second locking piece, the rotating head drives first inclined plane is relative the second locking piece is rotatory, so that first inclined plane promotes the second locking piece is towards being close to the direction of first locking piece removes.

Further, the end face of the rotating head, facing the second locking piece, is further provided with a second protruding portion, the second protruding portion is provided with a second inclined plane, the inclination direction of the second inclined plane is the same as that of the first inclined plane, and the second inclined plane is abutted to one end, away from the first locking piece, of the second locking piece.

Further, the tape winding device further comprises an elastic piece, one end of the elastic piece is connected with the second locking piece, the other end of the elastic piece is connected with the main shaft, and the elastic piece is used for providing elastic acting force for the second locking piece, wherein the elastic acting force is far away from the first locking piece.

Further, an opening is formed in one end, facing the first locking piece, of the second locking piece, and the elastic piece is arranged in the opening.

Further, a third protruding portion is arranged at one end, far away from the first locking piece, of the second locking piece, a first concave portion matched with the third protruding portion is formed in the shell, the third protruding portion stretches into the first concave portion, the third protruding portion slides relative to the shell, the third protruding portion is limited to rotate relative to the shell, and the second locking piece slides relative to the shell.

Further, a fourth protruding portion is arranged on one side, facing the second locking piece, of the rotating head, a second recessed portion matched with the fourth protruding portion is arranged on one end, away from the first locking piece, of the second locking piece, and the height of the fourth protruding portion is larger than the highest height of the first inclined surface.

Further, the fourth protruding portion is disposed in the middle of the rotating head.

According to the belt winding device, when the warning belt is required to be pulled out, the first locking piece and the second locking piece are separated, the disc body can rotate relative to the main shaft, the warning belt is stretched, after the warning belt reaches the preset length, the second locking piece moves towards the direction close to the first locking piece and is clamped with the first locking piece, and after the second locking piece is locked with the first locking piece, the rotation of the second locking piece relative to the main shaft and the shell is limited, the disc body is limited to rotate relative to the main shaft, so that the pulled-out length of the warning belt is locked, and the sagging height of the warning belt is not increased under the action of wind and rain even if severe weather is met, so that the sagging height of the warning belt is prevented from being directly influenced by wind and rain.

Drawings

In order to more clearly illustrate the embodiments of the present 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, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a tape winding apparatus according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of A-A of FIG. 1;

FIG. 3 is an enlarged view (cut-away filled line deleted) at B in FIG. 2;

FIG. 4 is a schematic diagram of a driving member according to an embodiment of the present utility model;

FIG. 5 is a schematic structural view of a second locking member according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a second locking member according to another embodiment of the present utility model;

FIG. 7 is a schematic view of a disc according to an embodiment of the present utility model;

fig. 8 is a schematic view of a part of a structure of a housing according to an embodiment of the present utility model.

Wherein:

100. a housing; 110. a first concave portion; 200. a main shaft; 300. a tray body; 310. a first locking member; 400. a second locking member; 410. a second face gear; 420. an elastic member; 430. an opening; 440. a third boss; 450. a second concave portion; 460. a first abutting portion; 470. a second abutting portion; 500. a driving member; 510. a first inclined surface; 520. a second inclined surface; 530. a fourth protruding portion; 540. a first ejector rod; 550. a second ejector rod; 560. a circular ring bulge; 570. a first boss; 571. a first parallel face; 572. a sliding surface; 580. a second protruding portion; 581. a second parallel plane; 600. an alarm belt.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

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

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, "and/or" throughout this document includes three schemes, taking a and/or B as an example, including a technical scheme, a technical scheme B, and a technical scheme that both a and B satisfy; in addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

In an embodiment, as shown in fig. 1 to 3, a tape winding device includes a housing 100, a spindle 200, a disc 300 and a second locking member 400, wherein the spindle 200 is disposed in the housing 100, the disc 300 is sleeved on the spindle 200 and can rotate relative to the spindle 200 to extend and wind up the warning tape 200, a first locking member 310 is disposed on one side of the disc 300, the second locking member 400 is disposed between the spindle 200 and the housing 100, the second locking member 400 can slide axially relative to the spindle 200, and the housing 100 limits the second locking member 400 to rotate relative to the spindle 200, when the second locking member 400 moves in a direction approaching to the first locking member 310 and is engaged with the first locking member 310 to limit the disc 300 to rotate relative to the spindle 200, and when the second locking member 400 moves in a direction separating from the first locking member 310 to enable the disc 300 to rotate relative to the spindle 200. Specifically, the housing 100 has a receiving cavity, and the spindle 200, the disc 300, and the second locking member 400 are all disposed in the receiving cavity. The spindle 200 is fixedly connected with the housing 100 and is disposed at a middle position of a side surface of the housing 100. The general shape of the tray 300 is a disk.

When the warning tape 600 needs to be pulled out during operation, the first locking piece 310 is separated from the second locking piece 400, the warning tape 600 is pulled out through external force, the disc body 300 rotates relative to the main shaft 200, after the warning tape 600 reaches a preset length, the second locking piece 400 is driven to move towards a direction close to the first locking piece 310 through external force and is clamped with the first locking piece 310, after the second locking piece 400 is locked with the first locking piece 310, the rotation of the second locking piece 400 relative to the main shaft 200 and the shell 100 is limited, the rotation of the disc body 300 relative to the main shaft 200 is limited, the pulling-out length of the warning tape 600 is locked, even if severe weather is met, the sagging height of the warning tape 600 is not increased under the action of wind and rain, and the sagging height of the warning tape 600 is prevented from being directly influenced by wind and rain.

Specifically, as shown in fig. 6 and 7, the first locking member 310 is a first face gear, and a second face gear 410 is disposed at an end of the second locking member 400 facing the first locking member 310, and the first face gear is engaged with the second face gear 410 to limit the rotation of the disc 300 relative to the spindle 200.

Further, the tape winding device further includes a driving member 500, where the driving member 500 is connected to an end of the second locking member 400 away from the first locking member 310, and the driving member 500 is used to drive the second locking member 400 to approach in the direction of the first locking member 310.

Specifically, as shown in fig. 4, the driving member 500 is a rotating head, the rotating head can rotate relative to the housing 100, a first protruding portion 570 and a second protruding portion 580 are provided on an end surface of the rotating head facing the second locking member 400, a sliding surface 572 is provided between the first protruding portion 570 and the second protruding portion 580, and circumferential lengths of the first protruding portion 570, the second protruding portion 580 and the sliding surface 572 are respectively greater than widths of the first abutting portion 460 and the second abutting portion 470; the first boss 570 has a first inclined surface 510 and a first parallel surface 571, the second boss 580 has a second inclined surface 520 and a second parallel surface 581, the second locking member 400 has a first abutting portion 460 and a second abutting portion 470, the first inclined surface 510 and the second inclined surface 520 are abutted against one end (i.e. the first abutting portion 460) of the second locking member 400 away from the first locking member 310, the rotating head drives the first inclined surface 510 to rotate relative to the first abutting portion 460, so that the lowest end of the first inclined surface 510 slides towards the topmost end relative to the first abutting portion 460 (the lowest end is the end away from the second locking member 400 relative to the topmost end), so that the first inclined surface 510 pushes the second locking member 400 to move towards a direction approaching the first locking member 310, when the topmost end of the first inclined surface 510 abuts against the first abutting portion 460, the first parallel surface 571 of the first boss 570 abuts against the first abutting portion 460, and the first locking member 400 is in a locked state. Continuing to rotate the rotating head, the first parallel surface 571 is not in contact with the first contact portion 460 any more, the sliding surface 572 of the rotating head is in contact with the first contact portion 460, and the sliding surface 572 and the first parallel surface 571 have a cliff-shaped height difference, that is, the sliding surface 572 is far away from the first contact portion 460 relative to the first parallel surface 571, and the second locking member 400 is far away from the first locking member 310 under the action of an external force, so that the second locking member 400 and the first locking member 310 are in a separated state.

The second inclined surface 520 has the same inclination direction as the first inclined surface 510, and the second locking member 400 can be stably pushed to move in a direction approaching the first locking member 310 by the cooperation of the first inclined surface 510 and the second inclined surface 520. The bottommost end of the first inclined surface 510 and the bottommost end of the second inclined surface 520 are on the same diameter line, and the topmost end of the first inclined surface 510 and the topmost end of the second inclined surface 520 are on the same diameter line. The inclination of the first inclined surface 510 is the same as the inclination of the second inclined surface 520. Further, the first inclined surface 510 and the second inclined surface 520 have the same structure and are symmetrically distributed with respect to the center line of the driving member 500.

The rotating head comprises a handle and a circular ring bulge 560 for rotation, the handle is integrally connected with the circular ring bulge 560, the diameter of the circular ring bulge 560 is larger than that of the handle, the first bulge 570 and the second bulge 580 are arranged on the end face of the circular ring bulge 560, the shell 100 is provided with a fixing plate, the fixing plate is provided with a circular through hole, the handle penetrates through the circular through hole, the rotating head can stably rotate, the circular ring bulge 560 is located between the fixing plate and the second locking piece 400, when the first inclined plane 510 and the second inclined plane 520 are abutted against the second locking piece 400, the circular ring bulge 560 is abutted against the fixing plate, and therefore the first inclined plane 510 and the second inclined plane 520 of the rotating head can not move towards the direction away from the second locking piece 400 when abutted against the second locking piece 400.

In another embodiment, the tape winding device further includes a first ejector rod 540 and a second ejector rod 550, where one end of the first ejector rod 540 abuts against the first inclined surface 510, the other end abuts against one end of the second locking member 400 away from the first locking member 310, one end of the second ejector rod 550 abuts against the second inclined surface 520, the other end abuts against one end of the second locking member 400 away from the first locking member 310, and the rotating head drives the first inclined surface 510 to rotate relative to the first ejector rod 540, so that the first ejector rod 540 drives the second locking member 400 to move towards the direction approaching the first locking member 310, and simultaneously the rotating head drives the second inclined surface 520 to rotate relative to the second ejector rod 550, so that the second ejector rod 550 drives the second locking member 400 to move towards the direction approaching the first locking member 310.

More specifically, an anti-slip structure is provided at a portion of the rotary head where an external force is applied to increase friction of the portion, thereby facilitating rotation of the rotary head. The anti-slip structure may be anti-slip texture.

In this embodiment, the tape winding device further includes an elastic member 420, one end of the elastic member 420 is connected to the second locking member 400, the other end of the elastic member 420 is connected to the spindle 200, and the elastic member 420 is configured to provide an elastic force to the second locking member 400 away from the first locking member 310. When the second locking piece 400 moves towards the direction approaching the first locking piece 310 under the action of external force during operation, the elastic piece 420 is in a compressed state, and after the external force of the second locking piece 400 is removed, the elastic piece 420 provides elastic acting force far away from the first locking piece 310 for the second locking piece 400, so that the second locking piece 400 is reset. Specifically, the elastic member 420 may be, but is not limited to, a spring.

Further, as shown in fig. 6, an end of the second locking member 400 facing the first locking member 310 has an opening 430, the elastic member 420 is disposed in the opening 430, and the elastic member 420 can be stably stretched or contracted in the opening 430, so as to prevent the elastic member 420 from ejecting the second locking member 400 during stretching or contraction.

In this embodiment, as shown in fig. 5 and 8, the end of the second locking member 400 away from the first locking member 310 is provided with a third protruding portion 440, the housing 100 is provided with a first recess 110 adapted to the third protruding portion 440, the third protruding portion 440 extends into the first recess 110, the size of the third protruding portion 440 is matched with the accommodating space of the first recess 110, so that the third protruding portion 440 cannot rotate in the first recess 110, the sliding distance of the third protruding portion 440 in the first recess 110 is equivalent to the moving stroke of the second locking member 400 relative to the first locking member 310, when the third protruding portion 440 slides to the outer end of the first recess 110 (near one end of the first locking member 310), the second locking member 400 can be engaged with the first locking member 310, and when the third protruding portion 440 slides to the inner end of the first recess 110 (far from one end of the first locking member 310), the second locking member 400 can be separated from the first locking member 310, and the second locking member 400 can be prevented from rotating relative to the first locking member 100, so that the first locking member 100 is prevented from rotating relative to the housing 100. Specifically, the third protrusion 440 and the first recess 110 may be provided in plurality, and the plurality of third protrusions 440 and the plurality of first recesses 110 are provided in one-to-one correspondence, thereby increasing the stability of the second locking member 400 sliding with the housing 100 and the stability of restricting the rotation of the second locking member 400 with respect to the housing 100 and the spindle 200. More specifically, a plurality of third protrusions 440 are provided at the outer circumference of the second locking member 400.

Further, as shown in fig. 4 and 5, a fourth protrusion 530 is disposed on a side of the rotating head facing the second locking member 400, a second recess 450 adapted to the fourth protrusion 530 is disposed on an end of the second locking member 400 away from the first locking member 310, the height of the fourth protrusion 530 is greater than the highest height of the first inclined surface 510, the first inclined surface 510 and the second inclined surface 520 together push the second locking member 400 to move in a direction approaching the first locking member 310, and the cooperation of the fourth protrusion 530 and the second recess 450 can ensure that the rotating head rotates around the same axis of the second locking member 400, so that the second locking member 400 can stably move in a direction approaching the first locking member 310. Specifically, the fourth protrusion 530 is cylindrical in shape. The fourth protrusion 530 is disposed at the middle of the rotating head, and the fourth protrusion 530 is disposed between the first inclined surface 510 and the second inclined surface 520.

Working principle:

in use, the second locking member 400 is separated from the first locking member 310, that is, the first face gear is separated from the second face gear 410, and the disc 300 can rotate relative to the spindle 200, so as to realize the extension and winding of the warning tape 600. The rotating head drives the first inclined plane 510 and the second inclined plane 520 to rotate, and the first inclined plane 510 and the second inclined plane 520 simultaneously push the second face gear 410 to move towards the direction close to the first face gear, so that the second face gear 410 and the first face gear can be meshed, because the second locking piece 400 can only slide relative to the shell 100 and the spindle 200 but cannot rotate relative to the shell 100 and the spindle 200, when the first face gear and the second face gear 410 are meshed, the first face gear cannot rotate relative to the spindle 200, so that the disc 300 cannot rotate relative to the spindle 200, and after the disc 300 cannot rotate relative to the spindle 200, the warning belt 600 cannot stretch and roll.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A tape winding apparatus comprising:

a housing;

the main shaft is arranged in the shell;

The second locking piece, the second locking piece set up in between main shaft and the casing, the second locking piece can be relative main shaft axial slip, just the casing restriction the second locking piece is relative the main shaft rotates, when the second locking piece towards be close to the direction of first locking piece remove and with first locking piece block, in order to restrict the disk body is relative the main shaft rotates, when the second locking piece is towards keeping away from the direction of first locking piece remove and with first locking piece separation, so that the disk body can rotate relative the main shaft.

2. The taping device of claim 1, wherein the first locking member is a first face gear, a second face gear is provided at an end of the second locking member facing the first locking member, and the first face gear is engaged with the second face gear to limit rotation of the disc relative to the spindle.

3. The taping device of claim 1, further comprising a driving member connected to an end of the second locking member remote from the first locking member, the driving member for driving the second locking member toward the first locking member.

4. A tape winding device according to claim 3, wherein the driving member is a rotary head, the rotary head is rotatable relative to the housing, a first protrusion is provided on an end surface of the rotary head facing the second locking member, the first protrusion has a first inclined surface, the first inclined surface abuts against an end of the second locking member away from the first locking member, and the rotary head drives the first inclined surface to rotate relative to the second locking member, so that the first inclined surface pushes the second locking member to move in a direction approaching the first locking member.

5. The tape winding device according to claim 4, wherein the end face of the rotary head facing the second locking member is further provided with a second boss having a second inclined surface in the same inclination direction as the first inclined surface, and the second inclined surface abuts against an end of the second locking member remote from the first locking member.

6. The taping device of claim 1, further comprising an elastic member having one end connected to the second locking member and the other end connected to the main shaft, the elastic member being configured to provide an elastic force to the second locking member away from the first locking member.

7. The taping device of claim 6, wherein an end of the second locking member facing the first locking member has an opening, the elastic member being disposed in the opening.

8. The tape winding device according to claim 1, wherein a third protrusion is provided at an end of the second locking member away from the first locking member, a first recess adapted to the third protrusion is provided on the housing, and the third protrusion extends into the first recess, so that the third protrusion slides relative to the housing, and the third protrusion is restricted from rotating relative to the housing, so that the second locking member slides relative to the housing.

9. The tape winding device according to claim 4, wherein a fourth protrusion is provided on a side of the rotary head facing the second locking member, a second recess adapted to the fourth protrusion is provided on an end of the second locking member facing away from the first locking member, and a height of the fourth protrusion is greater than a highest height of the first inclined surface.

10. The taping device of claim 9, wherein the fourth boss is provided in a middle portion of the rotator head.