CN210521235U - Recyclable protective sleeve for wheel rim of wheelchair - Google Patents
Recyclable protective sleeve for wheel rim of wheelchair Download PDFInfo
- Publication number
- CN210521235U CN210521235U CN201920018868.2U CN201920018868U CN210521235U CN 210521235 U CN210521235 U CN 210521235U CN 201920018868 U CN201920018868 U CN 201920018868U CN 210521235 U CN210521235 U CN 210521235U
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- Prior art keywords
- protective cover
- hand rim
- wheelchair
- protective
- protective sleeve
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- 230000001681 protective effect Effects 0.000 title claims abstract description 115
- 229920003225 polyurethane elastomer Polymers 0.000 claims abstract description 7
- 238000005336 cracking Methods 0.000 claims abstract description 3
- 230000000903 blocking effect Effects 0.000 claims description 16
- 239000011324 bead Substances 0.000 claims description 15
- 239000004814 polyurethane Substances 0.000 claims description 8
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 238000004064 recycling Methods 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 abstract description 12
- 230000000249 desinfective effect Effects 0.000 abstract description 7
- 125000004122 cyclic group Chemical group 0.000 abstract description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000644 propagated effect Effects 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000004659 sterilization and disinfection Methods 0.000 description 5
- 102100027340 Slit homolog 2 protein Human genes 0.000 description 4
- 101710133576 Slit homolog 2 protein Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a circulated protective sheath of wheelchair hand wheel rim, include the protective sheath body of making by the polyurethane elastomer, the protective sheath body has the structure of cracking that can block the hand wheel rim for hollow structure and body on, be provided with anti-skidding structure on the protective sheath body surface. The structural design of this patent protective sheath plays the guard action to wheelchair hand rim surface on the one hand, and on the other hand has realized the cyclic utilization after disinfecting repeatedly and disinfecting. The protective sleeve body is connected with an advertising board through a connecting piece, and the advertising board can be used for propagandizing font patterns or commercial information to be propagated; the protective sleeve is made of polyurethane elastomer mixed color paste and fluorescent powder, has excellent wear resistance, excellent ozone resistance, high hardness, high strength, good elasticity and low temperature resistance, and can be recycled.
Description
Technical Field
The utility model relates to a rim protective sheath, in particular to wheelchair hand rim circulated protective sheath belongs to renewable resources and circulated economic goods technical field.
Background
Endogenous factors such as population aging and consumption upgrading are main resource forces driving the rapid growth of the wheelchair industry in China. Meanwhile, the wheelchair consumption, the generation of waste wheelchairs and idle wheelchairs become a social problem and a strategic problem of national resource development. In recent two years, in order to improve the resource utilization rate, protect and improve the environment, realize sustainable development, the country encourages and emphasizes that the product is recyclable. How to reduce the waste of wheelchair resources and the generation of waste wheelchairs and improve the recycling of wheelchairs becomes a main research object. In daily life, the antiskid sleeve of the wheel chair hand wheel ring is made of silica gel materials and rubber materials, the firmness of the antiskid sleeve can not meet the requirements far away, the problem of abandonment after use is particularly serious, part of the known hand-push ring protection sleeves only have the warning function and the interestingness, only play the roles of heat preservation and skid resistance, can not play the purpose of recycling, and greatly wastes resources.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circulated protective sheath of wheelchair hand rim, it possesses many times sterilization, can also the resource recycle after disinfecting many times, recycles characteristics.
In order to achieve the above object, the utility model discloses a technical scheme lie in, a wheelchair hand wheel rim circulated protective sheath, include the protective sheath body of making by the polyurethane elastomer, the protective sheath body has a structure of cracking that can block the hand wheel rim on for hollow structure and body, be provided with anti-skidding structure on the protective sheath body surface. In order to solve the dilemma that the resource waste of the existing wheelchairs is serious and the quantity of the waste wheelchairs is increased greatly, the technical scheme is provided.
Preferably, in the installation state of the protective sleeve body, a circular slit is arranged on one side of the protective sleeve body close to the hand rim along the circular direction of the hand rim; the inside hollow portion that is of protective sheath body, crack through circular with the protective sheath body buckle on the hand rim of wheelchair. When the hand wheel ring is used, the circular opening seam on the protective sleeve body is opened by using two hands, and the protective sleeve body is nested on the hand wheel ring.
Preferably, the outer surface of the protective sleeve body is provided with concave-convex anti-slip lines, and the anti-slip lines arranged on the outer surface of the protective sleeve body can increase the friction force between the hand and the protective sleeve body to prevent the hand from slipping. The anti-slip protective sleeve is characterized in that concave-convex anti-slip lines can also be arranged on the inner surface of the protective sleeve body, and the anti-slip lines are arranged on the inner surface of the protective sleeve body so as to increase the friction force between the protective sleeve body and a hand rim and prevent the protective sleeve body from falling off. The shape of the concave-convex smooth lines can be designed into various adaptive shapes according to actual aesthetic appearance and use requirements, such as rectangular shapes, polygonal shapes, irregular shapes or other shapes.
As another novel technical scheme, the inner ring of the protective sleeve body is also provided with a protective sleeve fan edge; the outer ring of the fan edge of the protective sleeve is connected with the protective sleeve body, and the inner ring of the fan edge of the protective sleeve is connected with a billboard through a connecting piece; the billboard can promote the desired font and graphic or commercial information.
Preferably, the connecting piece comprises a connecting piece body, and two ends of the connecting piece body are respectively provided with a U-shaped chuck; two wings of the U-shaped chuck are respectively provided with symmetrical mounting holes, an elastic device is arranged in each mounting hole, and a blocking cover is arranged outside each mounting hole; the billboard and the fan edge of the protective sleeve are clamped through an elastic device of the connecting piece.
In this technical solution, the elastic means includes a spring and a blocking bead, and the blocking bead is in close contact and clamped under the elastic force of the spring.
When the advertising board needs to be placed, the edge of the fan edge of the protective sleeve is clamped by the U-shaped clamping head at one end of the connecting piece, the edge of the advertising board is clamped by the other side of the connecting piece, and the advertising board and the fan edge of the protective sleeve are fixed under the clamping of the elastic device.
Preferably, a circle of raised rail is arranged at the edge of the fan edge of the protective sleeve connected with the connecting piece, a plurality of circular through holes are uniformly arranged on the outer ring of the raised rail, and the diameter of each circular through hole is larger than that of each blocking bead; the edge of the billboard connected with the connecting piece is also provided with a circle of raised rails, the outer ring of each raised rail is evenly provided with a plurality of circular through holes, and the diameter of each circular through hole is larger than that of each blocking bead.
For further fixed connection, the technical scheme is that the raised rails and the circular through holes are arranged at the edges of the protective sleeve fan edge and the advertising board, when the advertising board is installed, the blocking beads of the elastic devices of the connecting pieces can be embedded in the circular through holes, the raised rails of the connecting pieces are embedded in the U-shaped grooves of the U-shaped chucks, so that the advertising board and the protective sleeve fan edge can be firmly fixed and cannot fall off, and the advertising board is replaced only by pulling out the advertising board forcibly when being replaced or taken off. When the billboard is not needed, the connecting piece and the billboard can be directly pulled out together.
Preferably, the protective sheath edge and the protective sheath body are injection molded, but other connection relationships, such as movable connection or fixed connection, are also possible.
Preferably, the protective sleeve body is made of polyurethane mixed color paste and fluorescent powder through mixing. The protective sleeve body is made of recyclable polyurethane materials, so that the protective sleeve body can be recycled after repeated sterilization and repeated disinfection, and resources are saved; meanwhile, the fluorescent powder is mixed in the material, so that the function of warning can be achieved at night, and the fluorescent powder cannot fall off along with the lapse of time.
Moreover, just because this patent has adopted mixed mill base of polyurethane and phosphor powder to mix and has made this protective sheath body for this protective sheath body has cyclic utilization's value, has practiced thrift the energy, and factor of safety is high moreover, has also responded the call of country.
The utility model has the advantages that: the structural design of this patent protective sheath plays the guard action to wheelchair hand rim surface on the one hand, and on the other hand has realized the cyclic utilization after disinfecting repeatedly and disinfecting. The protective sleeve is made of polyurethane elastomer (PUElastomers) mixed color paste and fluorescent powder, and has the advantages of excellent wear resistance, excellent ozone resistance, high hardness, high strength, good elasticity and low temperature resistance, and can be recycled. Moreover, the protective sleeve can also be used for placing advertising boards for advertising and has wide effect.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiment or the prior art will be briefly described below.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a rear view of FIG. 1;
FIG. 3 is a schematic view of the hollow structure of the interior of FIG. 1;
fig. 4 is a schematic structural diagram of a second embodiment of the present invention;
fig. 5 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 6 is a schematic structural view of a connector;
FIG. 7 is a cross-sectional view of FIG. 6;
FIG. 8 is an enlarged view of a portion of the connection of the connector of FIG. 4 with a protective sleeve fan edge;
FIG. 9 is a schematic view of the structure of the billboard;
in the figure: 1. the anti-slip protective sleeve comprises a protective sleeve body, 2 circular slots, 3 hollow parts, 4 concave-convex anti-slip patterns, 5 protective sleeve fan edges, 6 connecting pieces, 7 advertising boards, 8 connecting piece bodies, 9U-shaped clamping heads, 10 mounting holes, 11 elastic devices, 12 springs, 13 retaining beads, 14 protruding rails, 15 circular through holes and 16 retaining covers.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the present application will be clearly and completely described below with reference to the embodiments.
Example one
As shown in fig. 1-3, the utility model discloses a recyclable protective sleeve for wheelchair hand rim, comprising a protective sleeve body 1 made of polyurethane elastomer, wherein the interior of the protective sleeve body 1 is a hollow part 3, and in the installation state, a circular slit 2 is arranged on one side of the protective sleeve body, which is close to the hand rim, along the circular trend of the hand rim; open seam 2 through circular with 1 buckle of protective sheath body on the hand wheel circle of wheelchair, be provided with evenly distributed's unsmooth anti-skidding line 4 on 1 surfaces of protective sheath body, in practical application, 1 inside unsmooth anti-skidding lines that also can be provided with of protective sheath body for prevent that the protective sheath body from droing. The shape of the uneven anti-skid grains 4 is rectangular in the embodiment, but may be other regular or irregular shapes. When the hand wheel protection sleeve is used, the circular slit 2 on the protection sleeve body 1 is opened by two hands, and the protection sleeve body 1 is nested on the hand wheel ring. In order to solve the dilemma that the resource waste of the existing wheelchairs is serious and the quantity of the waste wheelchairs is increased greatly, the technical scheme is provided.
Example two
As shown in fig. 4-9, it is a second technical solution of this patent. Different from the implementation, the inner circle of the protective sheath body 1 of this embodiment is also provided with a protective sheath sector 5, and its unsmooth anti-skidding line 4 sets up to the polygon, be injection moulding between protective sheath sector 5 and the protective sheath body 1, of course also can be swing joint mode or fixed connection mode. The outer ring of the protective sleeve fan edge 5 is connected with the protective sleeve body 1, and the inner ring is connected with the advertising board 7 through the connecting piece 6; the advertising board 7 can be used for promoting the desired character and graphic or commercial information.
The connecting piece 6 comprises a connecting piece body 8, and two ends of the connecting piece body 8 are respectively provided with a U-shaped chuck 9; two wings of the U-shaped chuck 9 are respectively provided with symmetrical mounting holes 10, elastic devices 11 are arranged in the mounting holes 10, blocking covers 16 are arranged outside the mounting holes 10, and the blocking covers 16 are mainly provided with fixed springs and blocking beads; the billboard 7 and the protective sleeve edge 5 are clamped by the elastic device 11 of the connecting piece 6.
In the present technical solution, the elastic device 11 includes a spring 12 and a blocking bead 13, and the blocking bead 13 is tightly contacted and clamped under the elastic force of the spring 12.
When the advertising board 7 needs to be placed, the edge of the protective sleeve fan edge 5 is clamped by the U-shaped clamping head 9 at one end of the connecting piece 6, the edge of the advertising board 7 is clamped by the other end of the connecting piece, and the advertising board 7 and the protective sleeve fan edge 5 are fixed under the clamping of the elastic device 11.
A circle of raised rails 14 are arranged at the edge of the protective sleeve fan edge 5 connected with the connecting piece 6, a plurality of circular through holes 15 are uniformly arranged on the outer ring of each raised rail 14, and the diameter of each circular through hole 15 is larger than that of each blocking bead 13; the edge of the advertising board 7 connected with the connecting piece 6 is also provided with a circle of protruding rails 14, the outer ring of the protruding rails 14 is evenly provided with a plurality of circular through holes 15, and the diameter of each circular through hole 15 is larger than that of the corresponding blocking bead 13.
For further fixed connection, the technical scheme is that the raised rails 14 and the circular through holes 15 are arranged at the edges of the protective sleeve fan-shaped edge 5 and the advertising board 7, when the advertising board is installed, the blocking beads 13 of the elastic device of the connecting piece 6 can be embedded in the circular through holes 15, and the raised rails 14 are embedded in the U-shaped grooves of the U-shaped chucks 9, so that the advertising board and the protective sleeve fan-shaped edge can be firmly fixed and cannot fall off, and only the advertising board needs to be pulled out forcibly for replacement when the advertising board is replaced or taken off. When the billboard is not needed, the connecting piece and the billboard can be directly pulled out together. The advertising board can be used for advertising font graphics or commercial information to be advertised, and has great commercial value.
EXAMPLE III
The third embodiment differs from the first embodiment in that: the protective sleeve body 1 is prepared by mixing polyurethane mixed color paste and fluorescent powder. The protective sleeve body is made of recyclable polyurethane materials, so that the protective sleeve body can be recycled after repeated sterilization and repeated disinfection, and resources are saved; meanwhile, the fluorescent powder is mixed in the material, so that the function of warning can be achieved at night, and the fluorescent powder cannot fall off along with the lapse of time.
Moreover, just because this patent has adopted mixed mill base of polyurethane and phosphor powder to mix and has made this protective sheath body for this protective sheath body has cyclic utilization's value, has practiced thrift the energy, and factor of safety is high moreover, has also responded the call of country.
The using process is as follows:
(1) when the wheelchair is installed, a wheelchair user firstly struts the circular slit 2 by hand, and then the recyclable protective sleeve body 1 is nested on the hand rim through the circular slit 2 along the direction of the hand rim;
(2) when the protective sleeve is used, the outer side of the recyclable protective sleeve body 1 is held by a hand, and a hand pushing ring is pushed by applying force, the palm can be protected when the protective sleeve is used, and the concave-convex anti-slip lines 4 can enhance the friction force between the palm and the protective sleeve body 1 and prevent the hand from slipping; when the protective sleeve is used at night, the fluorescent powder of the protective sleeve body 1 can emit light fluorescent effect to play a warning role.
(3) Some bill-boards of connecting piece detachable installation are passed through to this patent for the typeface figure or the commercial information that the propaganda wants to be propagated have very big commercial value. The connecting piece has the chuck for both ends, and the plug is all very convenient.
The structural design of this patent protective sheath plays the guard action to wheelchair hand rim surface on the one hand, and on the other hand has realized the cyclic utilization after disinfecting repeatedly and disinfecting. The protective sleeve is made of polyurethane elastomer (PU Elastomers) mixed color paste and fluorescent powder, and has the advantages of excellent wear resistance, excellent ozone resistance, high hardness, high strength, good elasticity and low temperature resistance, and can be recycled.
The embodiments described above are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a circulated protective sheath of wheelchair hand rim which characterized in that includes protective sheath body (1) of being made by the polyurethane elastomer, protective sheath body (1) has the structure of cracking that can block the hand rim on for hollow structure and the body, be provided with anti-skidding structure on protective sheath body (1) surface.
2. The wheelchair hand rim recyclable protective cover as claimed in claim 1, wherein the protective cover body (1) is provided with a circular slit (2) along the circular course of the hand rim on the side thereof close to the hand rim in the mounted state; the inside hollow portion (3) that is of protective sheath body (1) is opened seam (2) through the circular with protective sheath body (1) buckle on the hand rim of wheelchair.
3. A wheelchair hand rim recycling protective cover according to claim 2, characterized in that the protective cover body (1) is provided with embossed non-slip lines (4) on its outer surface.
4. A wheelchair hand rim recycling protective cover according to any of claims 1-3, characterised in that the inner ring of the protective cover body (1) is further provided with a protective cover rim (5).
5. A wheelchair hand rim recycling protective cover according to claim 4, characterised in that the outer ring of the protective cover sector (5) is connected to the protective cover body (1) and the inner ring is connected to the advertising board (7) by means of a number of connectors (6).
6. A wheelchair hand rim recycling protective cover according to claim 5, characterised in that the connecting piece (6) comprises a connecting piece body (8), and one U-shaped clamping head (9) is arranged at each end of the connecting piece body (8); two wings of the U-shaped chuck (9) are respectively provided with symmetrical mounting holes (10), elastic devices (11) are arranged in the mounting holes (10), and blocking covers (16) are arranged outside the mounting holes (10); the billboard (7) and the protective sleeve fan edge (5) are clamped through an elastic device (11) of the connecting piece (6).
7. A wheelchair hand rim recyclable protective cover according to claim 6, characterized in that the elastic means (11) comprise a spring (12) and a retaining bead (13), the retaining bead (13) being in close contact and clamped under the elastic force of the spring (12).
8. A wheelchair hand rim recyclable protective cover according to claim 7, characterized in that the edges of the protective cover sector (5) and the billboard (7) connected to the two ends of the connecting piece (6) are respectively provided with a circle of raised rails (14), the outer circle of the raised rails (14) is uniformly provided with a plurality of circular through holes (15), and the diameter of the circular through holes (15) is larger than that of the blocking beads (13).
9. A wheelchair hand rim recyclable protective cover according to claim 5, characterized in that the protective cover sector (5) is injection moulded with the protective cover body (1).
10. The wheelchair hand rim recyclable protective cover according to claim 1, characterized in that the protective cover body (1) is made of a mixture of polyurethane mixed color paste and phosphor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018868.2U CN210521235U (en) | 2019-01-07 | 2019-01-07 | Recyclable protective sleeve for wheel rim of wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920018868.2U CN210521235U (en) | 2019-01-07 | 2019-01-07 | Recyclable protective sleeve for wheel rim of wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210521235U true CN210521235U (en) | 2020-05-15 |
Family
ID=70592066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920018868.2U Active CN210521235U (en) | 2019-01-07 | 2019-01-07 | Recyclable protective sleeve for wheel rim of wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210521235U (en) |
-
2019
- 2019-01-07 CN CN201920018868.2U patent/CN210521235U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210421 Address after: 226500 Jiangsu Mi Ren Circulation Technology Co., Ltd. of Luqiao Village, Chengbei Street, Rugao City, Nantong City, Jiangsu Province Patentee after: Jiangsu Mirent Circulation Technology Co.,Ltd. Address before: 226500 4 groups of Lu Qiao village, Chengbei street, Rugao, Nantong, Jiangsu Patentee before: Zhang Xueli |
|
| TR01 | Transfer of patent right |