CN211594625U

CN211594625U - Physiosis axle and receipts spool subassembly

Info

Publication number: CN211594625U
Application number: CN201922500183.4U
Authority: CN
Inventors: 刘海龙; 古伟忠; 张瑞标
Original assignee: Shenzhen Kun Hong Technology Co ltd
Current assignee: Shenzhen Kun Hong Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-29
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses an physiosis axle and receipts spool subassembly, wherein, the physiosis axle includes: the inflatable shaft body is provided with a plurality of transmission pins; the plurality of sub-shaft sleeves are arranged on the outer side of the inflatable shaft body along the circumferential direction of the inflatable shaft body and jointly enclose to form the shaft sleeves; the outer surface of each sub-shaft sleeve is convexly provided with a fixing strip, and each sub-shaft sleeve is opposite to at least one transmission pin. The technical scheme of the utility model can be applicable to not unidimensional reel that receive and releases, convenient operation, the cost is lower.

Description

Physiosis axle and receipts spool subassembly

Technical Field

The utility model relates to an physiosis axle technical field, in particular to physiosis axle with receive and release spool subassembly.

Background

At present, an inflatable shaft is usually used as a rolling and unreeling roller shaft, a shaft sleeve is sleeved on the outer surface of the inflatable shaft, a hot stamping film is coiled on the reeling and unreeling roller, and the shaft sleeve is sleeved on the shaft sleeve, so that the reeling and unreeling roller can rotate under the driving of the inflatable shaft and the shaft sleeve to perform reeling or unreeling operation. However, the size of the inflatable shaft is usually fixed, and when the retractable reels with different sizes are used, the shaft sleeve is of an integrated structure, so that the shaft sleeve and the inflatable shaft with different sizes need to be customized and replaced again, and the operation is troublesome and the cost is high.

The above is only for the purpose of assisting understanding of the technical solutions of the present invention, and does not represent an admission that the above is the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing an physiosis axle with receive and release spool subassembly aims at being applicable to not unidimensional reel that receive and releases, convenient operation, and the cost is lower.

In order to achieve the above object, the utility model provides an physiosis axle, include: the inflatable shaft body is provided with a plurality of transmission pins; the plurality of sub-shaft sleeves are arranged on the outer side of the inflatable shaft body along the circumferential direction of the inflatable shaft body and jointly enclose to form the shaft sleeves; the outer surface of each sub-shaft sleeve is convexly provided with a fixing strip, and each sub-shaft sleeve is opposite to at least one transmission pin.

Optionally, the fixing strip is arranged along the axial extension of the shaft sleeve.

Optionally, the outer surface of the sub-sleeve is provided with a fixing groove, and the fixing strip is fixed in the fixing groove and at least partially exposed on the outer surface of the sub-sleeve.

Optionally, the thickness of the exposed part of the fixing strip exposed on the outer surface of the sub-sleeve is defined as a, and a is greater than or equal to 4mm and less than or equal to 10 mm.

Optionally, a plurality of protrusions are arranged on the surface of the fixing strip, which faces away from the sub-shaft sleeve.

Optionally, the outer surface of each sub-shaft sleeve is convexly provided with a plurality of fixing strips, and the plurality of fixing strips are arranged on the surface of the sub-shaft sleeve at intervals.

Optionally, the number of the shaft sleeves is two, and the two shaft sleeves are respectively arranged at two ends of the inflatable shaft body.

Optionally, at least three sub-shaft sleeves are arranged, and the three sub-shaft sleeves are arranged outside the inflatable shaft body along the circumferential direction of the inflatable shaft body and jointly enclose to form the shaft sleeve.

Optionally, each of the sub-shaft sleeves has two opposite end faces along an axial direction thereof, and the end faces of the sub-shaft sleeves are provided with at least three dismounting holes.

The utility model discloses it puts out the spool subassembly still to have proposed receiving and releasing, receiving and releasing the spool subassembly and including the physiosis axle and receive and release the reel, the physiosis axle includes: the inflatable shaft body is provided with a plurality of transmission pins; the plurality of sub-shaft sleeves are arranged on the outer side of the inflatable shaft body along the circumferential direction of the inflatable shaft body and jointly enclose to form the shaft sleeves; the outer surface of each sub-shaft sleeve is convexly provided with a fixing strip, and each sub-shaft sleeve is arranged opposite to at least one transmission pin; the winding and unwinding cylinder is sleeved on a shaft sleeve of the inflatable shaft.

The technical scheme of the utility model, through setting up the axle sleeve into the sub-axle sleeve of a plurality of components of a whole that can function independently, the circumference of a plurality of sub-axle sleeve along the physiosis axis body is arranged, and the surface of each sub-axle sleeve is all protruding to be equipped with the fixed strip, and each sub-axle sleeve sets up with an at least drive pin relatively. Therefore, when the winding and unwinding drum is sleeved on the shaft sleeve of the inflatable shaft, the surface of the driving pin inside the pressurized inflatable shaft body is convexly arranged, the opposite sub-shaft sleeve is pushed to the winding and unwinding drum, the fixing strip is extruded and partially embedded into the inner surface of the winding and unwinding drum, the winding and unwinding drum is effectively and tightly fixed with the inflatable shaft, and the rotation of the inflatable shaft can effectively drive the winding and unwinding drum to rotate so as to perform winding and unwinding operations. Meanwhile, the shaft sleeve is formed by a plurality of split sub-shaft sleeves, so that the inflatable shaft can be suitable for the winding and unwinding reels with different sizes, the inflatable shafts with different sizes do not need to be specially customized, the cost is low, the inflatable shaft does not need to be replaced when the winding and unwinding reels with different sizes are used, the operation is simple, and the production efficiency is improved to a certain extent.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of a partial structure of an embodiment of a winding and unwinding shaft assembly of the present invention;

fig. 2 is a schematic structural view of an embodiment of the inflatable shaft of the present invention;

fig. 3 is a schematic structural view of the fixing strip in fig. 2.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Physiosis axle	311	Fixing strip
10	Inflatable shaft body	3111	Projection
				11	Driving pin	312	Fixing groove
30	Shaft sleeve	313	Dismounting hole
				30a	Accommodation space		200	Winding and unwinding drum
31	Sub-shaft sleeve

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides an physiosis axle 100 is applied to and receives spool subassembly.

Referring to fig. 1 and 2, in an embodiment of the present invention, an inflatable shaft 100 includes: the inflatable shaft body 10 is provided with a plurality of transmission pins 11; the plurality of sub-shaft sleeves 31 are arranged on the outer side of the inflatable shaft body 10 along the circumferential direction of the inflatable shaft body 10 and jointly enclose to form the shaft sleeve 30; the outer surface of each sub-sleeve 31 is provided with a fixing strip 311 in a protruding manner, and each sub-sleeve 31 is disposed opposite to at least one transmission pin 11.

Here, the shaft sleeve 30 is formed by enclosing a plurality of sub-shaft sleeves 31, the plurality of sub-shaft sleeves 31 are arranged along the circumference of the inflatable shaft body 10 and jointly enclose an accommodating space 30a, and the inflatable shaft body 10 is arranged in the accommodating space 30 a. The outer surface of each sub-sleeve 31 is convexly provided with a fixing strip 311, the fixing strip 311 may be integrally formed with the sub-sleeve 31, the material of the sub-sleeve 31 is generally a plastic material or a light alloy material, so that the structure of the sub-sleeve 31 with the fixing strip 311 can be obtained by one-piece injection molding. Of course, the fixing bar 311 may be fixed to the outer surface of the sub-sleeve 31 by means of a fastening means. Here, the fixing bar 311 may extend in the axial direction of the sub-sleeve 31, may extend in the circumferential direction of the sub-sleeve 31, or may extend in another direction, and naturally, the shape of the fixing bar 311 may be linear or curved, and is not limited herein. And each sub-shaft sleeve 31 is arranged opposite to at least one transmission pin 11, so that when the winding and unwinding reel 200 is sleeved on the shaft sleeve 30 of the inflatable shaft 100, the transmission pin 11 inside the inflatable shaft 10 is protruded on the surface of the inflatable shaft, and the opposite sub-shaft sleeve 31 is pushed to the winding and unwinding reel 200, so that the fixing strip 311 is extruded and partially embedded into the inner surface of the winding and unwinding reel 200, thus the winding and unwinding reel 200 and the inflatable shaft 100 are effectively and tightly fixed, and the rotation of the inflatable shaft 100 can effectively drive the winding and unwinding reel 200 to rotate so as to perform winding and unwinding operations. Meanwhile, because the shaft sleeve 30 is formed by the plurality of split sub-shaft sleeves 31, the inflatable shaft 100 can be suitable for the winding and unwinding reels 200 with different sizes, so that the inflatable shafts 100 with different sizes do not need to be specially customized, the cost is lower, the inflatable shaft 100 does not need to be replaced when the winding and unwinding reels with different sizes are used, the operation is simple, and the production efficiency is improved to a certain extent.

Therefore, it can be understood that, according to the technical solution of the present invention, the shaft sleeve 30 is set as the sub-shaft sleeve 31 of the plurality of split bodies, the plurality of sub-shaft sleeves 31 are arranged along the circumferential direction of the inflatable shaft body 10, the fixing strip 311 is protruded from the outer surface of each sub-shaft sleeve 31, and each sub-shaft sleeve 31 is arranged opposite to the at least one transmission pin 11. Thus, when the winding and unwinding reel 200 is sleeved on the shaft sleeve 30 of the inflatable shaft 100, the driving pin 11 inside the inflatable shaft body 10 is protruded on the surface thereof after being pressurized, and the opposite sub-shaft sleeve 31 is pushed toward the winding and unwinding reel 200, so that the fixing strip 311 is extruded and partially embedded into the inner surface of the winding and unwinding reel 200, thereby effectively and tightly fixing the winding and unwinding reel 200 and the inflatable shaft 100, and the rotation of the inflatable shaft 100 can effectively drive the winding and unwinding reel 200 to rotate so as to perform winding and unwinding operations. Meanwhile, because the shaft sleeve 30 is formed by the plurality of split sub-shaft sleeves 31, the inflatable shaft 100 can be suitable for the winding and unwinding reels 200 with different sizes, so that the inflatable shafts 100 with different sizes do not need to be specially customized, the cost is lower, the inflatable shaft 100 does not need to be replaced when the winding and unwinding reels with different sizes are used, the operation is simple, and the production efficiency is improved to a certain extent.

Alternatively, the fixing bar 311 is provided extending in the axial direction of the shaft sleeve 30. This facilitates the fabrication or attachment of the attachment strip 311. When the retractable reel 200 is sleeved on the shaft sleeve 30 of the inflatable shaft 100, the driving pin 11 inside the inflatable shaft 10 after being pressurized protrudes from the surface of the retractable reel, and the opposite sub-shaft sleeve 31 is pushed to the retractable reel 200, so that the fixing strip 311 is extruded and partially embedded into the inner surface of the retractable reel 200, and in the rotating process of the inflatable shaft 10, the fixing strip 311 can be effectively driven to rotate, and then the retractable reel 200 is driven to rotate.

Further, the outer surface of the sub-sleeve 31 is provided with a fixing groove 312, and the fixing bar 311 is fixed in the fixing groove 312 and at least partially exposed on the outer surface of the sub-sleeve 31.

Here, the fixing strip 311 is fixed by the fixing groove 312, and the stability of the fixing strip 311 can be effectively improved, so that the effectiveness of the transmission process is ensured, and the stability and the reliability of the rotation process of the winding and unwinding drum 200 are ensured. Generally, the bottom wall of the fixing groove 312 is provided with a first fixing hole, the fixing strip 311 is provided with a second fixing hole, and the second fixing hole penetrates through the fixing strip 311, so that the fixing strip 311 can be fixed in the fixing groove 312 by inserting a fastener into the second fixing hole and the first fixing hole. The fastening member may be a fastening pin or a screw, and the first fixing hole is a screw hole.

Optionally, the thickness of the exposed portion of the fixing bar 311 exposed on the outer surface of the sub-sleeve 31 is defined as a, and a is greater than or equal to 4mm and less than or equal to 10 mm. This effectively avoids deformation of the holding strip 311 when it presses against the take-up and pay-off spool 200, where A may be 4mm, 6mm, 8mm or 10 mm.

Referring to fig. 3, a plurality of protrusions 3111 are disposed on a surface of the fixing bar 311 facing away from the sub-sleeve 31. Thus, after the inflatable shaft 10 is pressurized, the internal driving pin 11 protrudes out of the surface and pushes out the opposite sub-shaft sleeve 31, and at the moment, the protrusions 3111 arranged at intervals extrude and are partially embedded into the inner surface of the retractable reel 200, so that the rapid and effective embedding into the inner surface of the retractable reel 200 is facilitated, and the situation that the surface density of the fixing strip 311 is high and difficult to embed is avoided; on the other hand, in the process of rotating along with the air inflation shaft 100, the winding and unwinding roll 200 is not easy to slip, so that the stability and reliability of winding and unwinding operations are ensured.

Further, a plurality of fixing strips 311 are convexly disposed on the outer surface of each sub-sleeve 31, and the plurality of fixing strips 311 are disposed on the surface of the sub-sleeve 31 at intervals. Therefore, the contact surface between the shaft sleeve 30 and the winding and unwinding drum 200 can be enlarged, so that the transmission effect is more obvious, and the rotation of the inflatable shaft 100 can drive the winding and unwinding to rotate more effectively and more quickly.

Referring to fig. 2, two shaft sleeves 30 are provided, and the two shaft sleeves 30 are respectively disposed at two ends of the inflatable shaft 10. Therefore, the driving pin 11 on the surface of the inflatable shaft body 10 can be effectively ensured to have better thrust and fixity, and the stability and reliability of the rotation process of the winding drum 200 can be ensured. It should be noted that the two shaft sleeves 30 are each enclosed by a plurality of sub-shaft sleeves 31, and the number of the sub-shaft sleeves 31 is the same, that is, the two shaft sleeves 30 have the same size.

In an embodiment of the present invention, at least three sub-shaft sleeves 31 are provided, three of the sub-shaft sleeves 31 are arranged outside the inflatable shaft 10 along the circumferential direction of the inflatable shaft 10, and together enclose and form the shaft sleeve 30.

The number of the sub-shaft sleeves 31 is three, four or more, so that the winding and unwinding device can be better suitable for winding and unwinding drums 200 with different sizes, and the application range is wide.

Further, referring to fig. 1 again, each sub-shaft sleeve 31 has two opposite end surfaces along the axial direction thereof, and the end surfaces of the sub-shaft sleeve 31 are respectively provided with at least three dismounting holes 313. The detachment hole 313 is provided to facilitate manual detachment operation, that is, when the shaft sleeve 30 needs to be detached, a user can insert a finger into the detachment hole 313 to forcibly remove the sub-shaft sleeve 31, which is more convenient to operate. It should be noted that the number of the detachment holes 313 is generally three or four here to facilitate the manual operation.

The utility model discloses still provide a receive and release spool subassembly, receive and release spool subassembly include as before receive and release reel 200, the concrete structure that should receive and release reel 200 refers to aforementioned embodiment. Because the winding and unwinding shaft assembly adopts all the technical schemes of all the embodiments, at least all the beneficial effects brought by the technical schemes of the embodiments are achieved, and the details are not repeated.

Referring to fig. 1 again, the winding and unwinding shaft assembly further includes a winding and unwinding reel 200, and the winding and unwinding reel 200 is sleeved on the shaft sleeve 30 of the inflatable shaft 100. Thus, the driving pin 11 inside the pressurized inflatable shaft 10 protrudes from the surface thereof, and pushes the opposite sub-shaft sleeve 31 toward the retractable reel 200, so that the fixing strip 311 extrudes and partially embeds into the inner surface of the retractable reel 200, thereby effectively and tightly fixing the retractable reel 200 and the inflatable shaft 100, and the rotation of the inflatable shaft 100 can effectively drive the retractable reel 200 to rotate, so as to perform the retracting and releasing operations. Meanwhile, because the shaft sleeve 30 is formed by the plurality of split sub-shaft sleeves 31, the inflatable shaft 100 can be suitable for the winding and unwinding reels 200 with different sizes, so that the inflatable shafts 100 with different sizes do not need to be specially customized, the cost is lower, the inflatable shaft 100 does not need to be replaced when the winding and unwinding reels with different sizes are used, the operation is simple, and the production efficiency is improved to a certain extent.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides an physiosis axle is applied to and receive and release spool subassembly, its characterized in that includes:

the inflatable shaft body is provided with a plurality of transmission pins; and

the plurality of sub-shaft sleeves are arranged on the outer side of the inflatable shaft body along the circumferential direction of the inflatable shaft body and jointly enclose to form a shaft sleeve;

the outer surface of each sub-shaft sleeve is convexly provided with a fixing strip, and each sub-shaft sleeve is opposite to at least one transmission pin.

2. An air shaft according to claim 1, wherein said fixing strip is provided extending in an axial direction of said sleeve.

3. The inflatable shaft of claim 1, wherein the sub-sleeve has a fixing groove formed on an outer surface thereof, and the fixing strip is fixed in the fixing groove and at least partially exposed to the outer surface of the sub-sleeve.

4. The inflatable shaft of claim 3, wherein a thickness of an exposed portion of the fixing strip exposed to the outer surface of the sub-sleeve is defined as A, and A is 4mm or more and 10mm or less.

5. An air-expanding spindle according to claim 1, characterised in that the surface of said fixing strip facing away from said sub-sleeve is provided with a plurality of protrusions.

6. An air-expanding shaft according to any one of claims 1 to 5, wherein a plurality of said fixing strips are projected from the outer surface of each of said sub-sleeves, and said plurality of said fixing strips are provided at intervals on the surface of said sub-sleeve.

7. An inflatable shaft as claimed in any of claims 1 to 5, wherein there are two of said sleeves, one at each end of said inflatable shaft body.

8. An inflatable shaft according to any of claims 1 to 5, wherein at least three of said sub-sleeves are provided, and three of said sub-sleeves are arranged outside said inflatable shaft body in the circumferential direction of said inflatable shaft body and together enclose said sub-sleeves.

9. An air-expanding shaft according to any one of claims 1 to 5, wherein each of said sub-sleeves has opposite end faces in the axial direction thereof, and at least three removal holes are formed in the end faces of said sub-sleeves.

10. A winding and unwinding shaft assembly, which is characterized by comprising an inflatable shaft and a winding and unwinding drum, wherein the inflatable shaft is as claimed in any one of claims 1 to 9, and the winding and unwinding drum is sleeved on a shaft sleeve of the inflatable shaft.