CN212317345U - Novel back-mounted protection device for armrests - Google Patents
Novel back-mounted protection device for armrests Download PDFInfo
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- CN212317345U CN212317345U CN202021970877.0U CN202021970877U CN212317345U CN 212317345 U CN212317345 U CN 212317345U CN 202021970877 U CN202021970877 U CN 202021970877U CN 212317345 U CN212317345 U CN 212317345U
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Abstract
A novel rear-mounted protective device for handrails comprises handrails, a frame arranged on the lower side of the handrails, a transverse pipe with a groove and glass, wherein the transverse pipe is arranged on the frame and is far away from one end of the handrail; the cross beam is arranged in the fixing groove of the handrail, and wall surface mounting pieces are arranged at two ends of the cross beam and connected with wall surfaces at two sides; the horizontal pipe is arranged on the same side of the glass installation groove of the handrail, and the glass is arranged in the glass installation groove of the handrail and the groove of the horizontal pipe. The frame of the protection device is firstly installed and fixed on a building, so that the building has certain protection capability, and the handrail and the glass can be installed after the building is built and has installation conditions, so that the handrail and the glass are prevented from being damaged due to building construction. The installation is convenient and fast, and the handrail and the glass can be installed afterwards.
Description
Technical Field
The utility model relates to a new material application technology field, concretely relates to novel back-loading protection of handrail device.
Background
During the building, the buildings also need to be protected at all vertical surfaces, such as balconies, so as to prevent people from falling. At present, the common method is that firstly, a support made of steel pipes is used for protection temporarily, the temporary protection support is removed after a building has the condition of installing a protection device, then the protection device is installed, the installation process is complicated, and the installation, removal and carrying of the temporary protection support are large in engineering quantity. If the protection device is directly installed on a building under construction, the dropped sundries can cause a great amount of damage to the handrails and the glass of the protection device, and the protection device is also maintained and replaced at the later stage, so that the replacement process is complex and the workload is very large.
Disclosure of Invention
The utility model aims to solve the technical problem that an installation just can satisfy the protection demand in the building construction is provided, handrail and glass can treat that the building possesses the simple protector of installation method and installation method of installing after the installation condition again.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a novel rear-mounted protective device for handrails and a mounting method thereof are disclosed, which comprises handrails, a frame arranged at the lower side of the handrails, a transverse pipe with grooves and arranged on the frame and far away from one end of the handrail, and glass; the handrail comprises a concave profile main body and an L-shaped expansion piece; the groove of the concave-shaped section bar main body is a fixed groove, one side of the L-shaped expansion piece is connected with one side of the section bar main body to form a glass installation groove with an opening consistent with the opening direction of the handrail installation groove; the frame comprises at least two upright posts perpendicular to the handrail, one ends of the upright posts are provided with crossbeams matched with the fixing grooves, and the other ends of the upright posts are provided with mounting pieces; the beam is arranged in the fixing groove of the handrail, and two ends of the beam are provided with wall-leaning connecting pieces connected with wall surfaces at two sides; the mounting piece is connected with the ground; the transverse pipe is arranged on the same side with the handrail glass installation groove, and the groove of the transverse pipe corresponds to the glass installation groove; the glass is arranged in a glass mounting groove of the handrail and a groove of the transverse pipe, and a first sealing strip and a second sealing strip are respectively arranged on one side or two sides of the glass for fixing.
The glass mounting groove opening tip of handrail sets up corresponding first seal groove and second seal groove respectively, first seal groove and second seal groove constitute the spout structure that the opening height is less than the inner space height by two relative "L" type structures respectively.
And reinforcing ribs are arranged in the glass mounting grooves of the handrails.
The first edge and the second edge of the two side surfaces of the handrail section bar main body fixing groove extend into the cavity of the concave section bar main body respectively and are connected with the opposite surfaces of the fixing groove into a whole.
The first edge and the second edge of the two side surfaces of the section bar main body fixing groove form an included angle a.
The mounting piece of the frame is provided with a first fixing piece which is fixedly connected with the ground; two ends of the frame beam are provided with wall surface mounting pieces, the wall surface mounting pieces are of T-shaped or L-shaped structures, one end of each wall surface mounting piece is inserted into a cavity of the beam and fixed with the beam through a first fastening piece, and the other end of each wall surface mounting piece is fixed with a wall surface through a second fastening piece; or one end of the wall mounting piece is inserted into the cavity of the handrail and fixed with the handrail through the first fastener, and the other end of the wall mounting piece is fixed with the wall through the second fixing piece.
The cross beam of the frame is directly connected and fixed with the handrail through a second fastener; or the cross beam is provided with a mounting hole corresponding to the second fastener, and the second fastener penetrates through the mounting hole of the cross beam to be connected and fixed with the handrail; or the cross beam is provided with a mounting hole corresponding to the second fastener, the bottom of the fixing groove of the handrail profile main body is provided with a hole corresponding to the mounting hole of the cross beam, a rivet nut is arranged in the hole, and the second fastener penetrates through the mounting hole of the cross beam and is fixedly connected with the rivet nut at the bottom of the fixing groove.
The mounting part of frame sets up support piece, and support piece one side is connected with the mounting part, and the opposite side is through welding or through third fastener and violently union coupling.
The horizontal pipe is provided with a groove for placing glass, and a cushion block is arranged in the groove for placing glass on the horizontal pipe.
A novel rear-mounted protective device for handrails comprises handrails, a frame arranged on the lower side of the handrails, a transverse pipe with grooves and glass, wherein the transverse pipe is arranged on the frame and is far away from one end of the handrail; the handrail comprises a concave profile main body and an L-shaped expansion piece; the groove of the concave-shaped section bar main body is a fixed groove, one side of the L-shaped expansion piece is connected with one side of the section bar main body to form a glass installation groove with an opening consistent with the opening direction of the handrail installation groove; the frame comprises at least two upright posts perpendicular to the handrail, one ends of the upright posts are provided with crossbeams matched with the fixing grooves, and the other ends of the upright posts are provided with mounting pieces; the beam is arranged in the fixing groove of the handrail, and two ends of the beam are provided with wall-leaning connecting pieces connected with wall surfaces at two sides; the mounting piece is connected with the ground; the transverse pipe is arranged on the same side with the handrail glass installation groove, and the groove of the transverse pipe corresponds to the glass installation groove; the glass is arranged in the glass mounting groove of the handrail and the groove of the transverse pipe, and a first glass sealing strip and a second glass sealing strip are respectively arranged on one side or two sides of the glass for fixing. The frame of the protection device is firstly installed and fixed on a building, so that the building has certain protection capability, and the handrail and the glass can be installed after the building is built and has installation conditions, so that the handrail and the glass are prevented from being damaged due to building construction. One side or two sides of the glass are respectively provided with a first glass sealing strip and a second glass sealing strip for fixation, the first sealing strip and the second sealing strip are formed sealing strips or injected sealing glue, the formed sealing strips can be installed in batches, and the construction efficiency is improved; the injected sealant can completely fix the glass and the handrail, so that the device structure is firmer.
In the preferred scheme, the opening end part of the glass mounting groove of the handrail is respectively provided with a first sealing groove and a second sealing groove which correspond to each other, and the first sealing groove and the second sealing groove respectively form a sliding groove structure with an opening height smaller than the height of the inner space by two relative L-shaped structures. The first glass sealing belt is convenient to mount, and the structural strength of the material is improved.
In a preferred scheme, a reinforcing rib is arranged in the glass installation groove of the handrail. The bonding strength of reinforcing extension piece and section bar main part strengthens handrail overall structure intensity.
In a preferred embodiment, the first and second edges of the two side surfaces of the handrail profile body fixing groove extend into the cavity of the concave profile body respectively and are integrally connected with the opposite surfaces of the fixing groove. The whole structure strength of the handrail is enhanced, and the upper surface of the handrail is prevented from being deformed by external force.
In a preferred embodiment, the first and second sides of the two side surfaces of the handrail profile body fixing groove form an included angle a. The included angle a is generally 1-45 degrees, and a cross beam of the frame is conveniently installed in the fixing groove.
In a preferred scheme, the mounting part of the frame is provided with a first fixing part which is fixedly connected with the ground; two ends of the frame beam are provided with wall surface mounting pieces, the wall surface mounting pieces are of T-shaped or L-shaped structures, one end of each wall surface mounting piece is inserted into a cavity of the beam and fixed with the beam through a first fastening piece, and the other end of each wall surface mounting piece is fixed with a wall surface through a second fastening piece; or one end of the wall mounting piece is inserted into the cavity of the handrail and fixed with the handrail through the first fastener, and the other end of the wall mounting piece is fixed with the wall through the second fixing piece. The wall surface mounting piece is installed in an inserting way, so that the installation is simple and convenient; the first fixing piece and the second fixing piece can be expansion bolts or chemical bolts, are simple and convenient to install and are suitable for various occasions.
In a preferred scheme, the cross beam of the frame is directly connected and fixed with the handrail through a second fastener; or the cross beam is provided with a mounting hole corresponding to the second fastener, and the second fastener penetrates through the mounting hole of the cross beam to be connected and fixed with the handrail; or the cross beam is provided with a mounting hole corresponding to the second fastener, the bottom of the fixing groove of the handrail profile main body is provided with a hole corresponding to the mounting hole of the cross beam, the rivet nut is arranged in the hole, and the second fastener penetrates through the mounting hole of the cross beam to be connected and fixed with the rivet nut on the bottom of the fixing groove. The installation of assembled structure, the later stage installation handrail is more convenient. The second fastener can be a self-drilling and self-tapping screw and a bolt, when the second fastener is the self-drilling and self-tapping screw, the second fastener can directly penetrate through the cross beam to be connected and fixed with the handrail, or an installation hole can be formed in the cross beam, and the self-drilling and self-tapping screw penetrates through the installation hole to be connected and fixed with the handrail; when the second fastener is a bolt, the cross beam is provided with a mounting hole, the bottom of the fixing groove of the handrail profile main body is provided with a hole and a rivet nut, and the bolt penetrates through the mounting hole of the cross beam and is connected and fixed with the rivet nut on the fixing groove.
In a preferred embodiment, the mounting of the frame is provided with a support, which is connected on one side to the mounting and on the other side to the cross tube by welding or by means of a third fastening. Satisfy the pre-buried degree of depth requirement of installed part or user later stage construction requirement, can be according to the pre-buried degree of depth adjustment support piece's of mounting panel height, convenience of customers later stage construction.
In the preferred scheme, a cushion block is arranged in a groove for placing glass in the transverse pipe, and the glass is placed on the cushion block. Glass easy to assemble, glass insert earlier in the glass mounting groove of handrail, put into violently manage the recess again, the cushion can make glass be in the state that inserts in the glass mounting groove and violently manage the recess simultaneously. And the glass can be prevented from being vibrated by external force, and two corners at the lower end of the glass collide with the transverse pipe to cause glass damage.
A frame is installed and fixed on a building in advance, so that the building has certain protection capacity, and after the building is built and has installation conditions, the handrail and the glass can be installed again, so that the handrail and the glass are prevented from being damaged due to building construction. One side or two sides of the glass are respectively provided with a first glass sealing strip and a second glass sealing strip for fixation, the first sealing strip and the second sealing strip are formed sealing strips or injected sealing glue, the formed sealing strips can be installed in batches, and the construction efficiency is improved; the injected sealant can completely fix the glass and the handrail, so that the device structure is firmer. The utility model discloses the mounting method is simple, the sound construction.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic cross-sectional view taken along line a-a in fig. 1.
Fig. 3 is a schematic structural view of a first embodiment of the armrest of the present invention.
Fig. 4 is a schematic structural view of a second embodiment of the armrest of the present invention.
Fig. 5 is an enlarged schematic view of B in fig. 2.
Fig. 6 is an enlarged schematic view of the structure at C in fig. 1.
Fig. 7 is an enlarged schematic view of the structure at D in fig. 1.
In the figure: handrail 1, profile body 11, fixing groove 111, first edge 112, second edge 112', extension 12,
the glass mounting groove 121, the first sealing groove 122, the second sealing groove 122', the reinforcing rib 123, the first sealing strip 124, the rivet nut 13, the wall surface mounting part 15, the first fastener 151, the second fastener 152, the frame 2, the upright post 21, the cross beam 22, the mounting part 23, the first fastener 231, the second fastener 24, the transverse pipe 3, the third fastener 31, the second sealing strip 32, the cushion block 33, the glass 4 and the support 5.
Detailed Description
As shown in fig. 1 to 7, a novel rear-mounted armrest protection device comprises an armrest 1, a frame 2 mounted on the lower side of the armrest 1, a grooved horizontal tube 3 mounted on the frame 2 and far away from the armrest and parallel to the armrest 1, and glass 4; the handrail 1 comprises a concave profile main body 11 and an L-shaped expansion piece 12; the groove of the concave section bar main body 11 is a fixing groove 111, one side of the L-shaped expansion piece 12 is connected with one side of the section bar main body 11 to form a glass mounting groove 121 with an opening consistent with the opening direction of the handrail mounting groove 111; the frame 2 comprises at least two upright posts 21 vertical to the handrail 1, one end of each upright post 21 is provided with a cross beam 22 matched with the fixing groove 111, and the other end is provided with a mounting piece 23; the beam 22 is arranged in the fixing groove 111 of the handrail 1, and two ends of the beam 22 are provided with wall-leaning connecting pieces 15 which are connected with the wall surfaces 6 at two sides; the mounting piece 23 is connected with the ground 7; the horizontal pipe 3 is arranged on the same side of the glass installation groove 121 of the handrail 1, and the groove of the horizontal pipe 3 corresponds to the glass installation groove 121; the glass 4 is arranged in the glass mounting groove 121 of the handrail 1 and the groove of the transverse pipe 3, one side or two sides of the glass 4 are respectively provided with a first sealing strip 123 and a second sealing strip 32 for fixation, the frame of the protective device is firstly mounted and fixed on a building, so that the building has certain protective capability, after the building is built and has mounting conditions, the handrail 1 and the glass 4 can be mounted, and the handrail 1 and the glass 4 are prevented from being damaged due to building construction. A first glass sealing strip 123 and a second glass sealing strip 32 are respectively arranged on one side or two sides of the glass 4 arranged in the glass mounting groove 121 of the handrail 1 and the groove of the transverse tube 3 for fixation, the first sealing strip 123 and the second sealing strip 32 are formed sealing strips or injected sealing strips, the formed sealing strips can be mounted in batches, and the construction efficiency is improved; the injected sealant can completely fix the glass 4 and the handrail 1, so that the structure of the device is firmer.
In a preferred embodiment, as shown in fig. 2 to 4, the opening ends of the glass installation groove 121 of the armrest 1 are respectively provided with a first sealing groove 122 and a second sealing groove 122', which are corresponding to each other, and the first sealing groove 122 and the second sealing groove 122' respectively form a sliding groove structure with an opening height smaller than the height of the inner space by two opposite L-shaped structures. The first glass sealing belt is convenient to mount, and the structural strength of the material is improved.
Preferably, as shown in fig. 2 and 4, a reinforcing rib 123 is provided in the glass installation groove 121 of the handrail 1 to reinforce the bonding strength between the extension 12 and the profile body 11 and the overall structural strength of the handrail 1.
Preferably, as shown in fig. 2 and 4, the first edge 112 and the second edge 112' of the two side surfaces of the fixing groove 111 of the profile body 11 of the handrail 1 extend into the cavity of the profile body 11 in the shape of a Chinese character ' ao ', and are integrally connected with the surface opposite to the fixing groove 111, so that the overall structural strength of the handrail 1 is enhanced, and the upper surface of the handrail 1 is prevented from being deformed by an external force.
In a preferred scheme, as shown in fig. 3 and 4, the first edge 112 and the second edge 112' of the two side surfaces of the fixing groove 111 of the profile body 11 form an included angle a, the included angle a is generally 1-45 degrees, a cross beam of the frame is conveniently installed in the fixing groove, and the handrail 1 is installed more inosculated and does not shake due to the horn-shaped structure.
In a preferred scheme, as shown in fig. 1 and 7, the mounting part 23 of the frame 2 is provided with a first fixing part 231 which is fixedly connected with the ground 7; the two ends of the cross beam 22 of the frame 2 are provided with wall surface mounting pieces 15, each wall surface mounting piece 15 is of a T-shaped or L-shaped structure, one end of each wall surface mounting piece is inserted into the cavity of the cross beam 22 and fixed with the cross beam 22 through a first fastener 151, and the other end of each wall surface mounting piece is fixed with a wall surface through a second fastener 152; or one end of the wall surface mounting member 15 is inserted into the cavity of the armrest 1 and fixed to the armrest 1 by the first fastening member 151, and the other end is fixed to the wall surface by the second fixing member 152. The wall surface mounting piece 15 is installed in an inserting mode, and the installation is simple and convenient; the first fastener 151 may be a self-drilling and self-tapping screw, a bolt, or a rivet;
the second fixing member 152 may be an expansion bolt or a chemical bolt. The installation is simple and convenient, and is suitable for various occasions.
In a preferred scheme, as shown in fig. 5, the cross beam 22 of the frame 2 is directly connected and fixed with the handrail 1 through a second fastener 24; or the cross beam 22 is provided with a mounting hole corresponding to the second fastener 24, and the second fastener 24 passes through the mounting hole of the cross beam 22 to be connected and fixed with the handrail 1; or the cross beam 22 is provided with a mounting hole corresponding to the second fastener 24, the bottom of the fixing groove 111 of the profile body 11 of the handrail 1 is provided with a hole corresponding to the mounting hole of the cross beam 22, the rivet nut 13 is arranged in the hole, and the second fastener 24 penetrates through the mounting hole of the cross beam 22 and is connected and fixed with the rivet nut 13 on the fixing groove 111. The installation of assembled structure, the later stage installation handrail is more convenient. The second fastener 24 can be self-drilling and self-tapping screw, bolt, when the second fastener 24 is self-drilling and self-tapping screw, it can directly penetrate the cross beam 22 and connect and fix with the handrail 1; or the cross beam 22 can be provided with a mounting hole, and the mounting hole penetrates through the handrail 1 of the cross beam 22 to be connected and fixed when self-tapping screws are drilled; when the second fastening member 24 is a bolt, the cross beam 22 is provided with a mounting hole, the bottom of the fixing groove 111 of the profile body 11 of the handrail 1 is provided with a hole and is provided with a rivet nut, and the bolt penetrates through the mounting hole of the cross beam and is fixedly connected with the rivet nut on the fixing groove.
In a preferred embodiment, as shown in fig. 2 and 6, the mounting part 23 of the frame 2 is provided with a support 5, and the support 5 is connected with the mounting part 23 on one side and the cross tube 3 on the other side by welding or by a third fastener 31. Satisfy the pre-buried degree of depth requirement of installed part or user later stage construction requirement, can be according to the pre-buried degree of depth adjustment support piece's of mounting panel height, convenience of customers later stage construction.
In a preferred scheme, as shown in fig. 2 and 6, a cushion block 33 is arranged in a groove for placing glass 4 in the transverse pipe 3, the glass 4 is placed on the cushion block 33, the glass is convenient to install, the glass is firstly inserted into a glass installation groove of the handrail and then is placed into the groove of the transverse pipe, and the cushion block can enable the glass to be simultaneously in a state of being inserted into the glass installation groove and the groove of the transverse pipe. And the glass can be prevented from being vibrated by external force, and two corners at the lower end of the glass collide with the transverse pipe to cause glass damage.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and features in the embodiments and examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (9)
1. The utility model provides a novel back-loading protection of handrail device which characterized by: the glass handrail comprises a handrail (1), a frame (2) arranged on the lower side of the handrail (1), a transverse pipe (3) which is arranged on the frame (2) and is far away from the handrail and provided with a groove, and glass (4);
the handrail (1) comprises a concave profile main body (11) and an L-shaped expansion piece (12); the groove of the concave-shaped section bar main body (11) is a fixing groove (111), one side of the L-shaped expansion piece (12) is connected with one side of the section bar main body (11) to form a glass mounting groove (121) with an opening in the same direction as that of the fixing groove (111);
the frame (2) comprises at least two upright posts (21) vertical to the handrail (1), one end of each upright post (21) is provided with a cross beam (22) matched with the fixing groove (111), and the other end of each upright post is provided with a mounting piece (23); the cross beam (22) is arranged in a fixing groove (111) of the handrail (1), and wall surface mounting pieces (15) are arranged at two ends of the cross beam (22) and connected with wall surfaces (6) at two sides; the mounting piece (23) is connected with the ground (7);
the transverse pipe (3) is arranged on the same side of the glass installation groove (121) of the handrail (1), and the groove of the transverse pipe (3) corresponds to the glass installation groove (121);
the glass (4) is arranged in a glass mounting groove (121) of the handrail (1) and a groove of the transverse pipe (3), and a first sealing strip (124) and a second sealing strip (32) are respectively arranged on one side or two sides of the glass (4) for fixing.
2. The novel armrest afterloading guard as set forth in claim 1, wherein: the glass installation groove (121) of handrail (1) open end sets up corresponding first seal groove (122) and second seal groove (122 ') respectively, first seal groove (122) and second seal groove (122') constitute the spout structure that the opening height is less than the inner space height by two relative "L" type structures respectively.
3. The novel armrest afterloading guard as claimed in claim 1 or 2, wherein: and reinforcing ribs (123) are arranged in the glass mounting groove (121) of the handrail (1).
4. The novel armrest afterloading guard as set forth in claim 1, wherein: the first edge (112) and the second edge (112') of the two side surfaces of the profile body (11) fixing groove (111) of the handrail (1) respectively extend into the cavity of the concave profile body (11) and are connected with the surface opposite to the fixing groove (111) into a whole.
5. The novel armrest afterloading guard as claimed in claim 1 or 4, wherein: the first side (112) and the second side (112') on two sides of the section bar main body (11) fixing groove (111) form an included angle a.
6. The novel armrest afterloading guard as set forth in claim 1, wherein: the mounting piece (23) of the frame (2) is provided with a first fixing piece (231) which is fixedly connected with the ground (7); wall mounting pieces (15) are arranged at two ends of a cross beam (22) of the frame (2), the wall mounting pieces (15) are of T-shaped or L-shaped structures, one end of each wall mounting piece is inserted into a cavity of the cross beam (22) and fixed with the cross beam (22) through a first fastening piece (151), and the other end of each wall mounting piece is fixed with the wall through a second fastening piece (152); or one end of the wall surface mounting piece (15) is inserted into the cavity of the handrail (1) and is fixed with the handrail (1) through the first fastening piece (151), and the other end of the wall surface mounting piece is fixed with the wall surface through the second fixing piece (152).
7. The novel armrest afterloading guard as claimed in claim 1 or 6, wherein: the cross beam (22) of the frame (2) is directly connected and fixed with the handrail (1) through a second fastener (24); or the cross beam (22) is provided with a mounting hole corresponding to the second fastener (24), and the second fastener (24) penetrates through the mounting hole of the cross beam (22) to be connected and fixed with the handrail (1); or the cross beam (22) is provided with a mounting hole corresponding to the second fastener (24), the bottom of the fixing groove (111) of the profile body (11) of the handrail (1) is provided with a hole corresponding to the mounting hole of the cross beam (22), the rivet nut (13) is arranged in the hole, and the second fastener (24) penetrates through the mounting hole of the cross beam (22) and is fixedly connected with the rivet nut (13) in the fixing groove (111).
8. The novel armrest afterloading guard as claimed in claim 1 or 6, wherein: the mounting piece (23) of the frame (2) is provided with a support piece (5), one side of the support piece (5) is connected with the mounting piece (23), and the other side of the support piece (5) is connected with the transverse pipe (3) through welding or a third fastener (31).
9. The novel armrest afterloading guard as set forth in claim 1, wherein: a cushion block (33) is arranged in a groove of the transverse pipe (3) for placing the glass (4), and the glass (4) is placed on the cushion block (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021970877.0U CN212317345U (en) | 2020-09-10 | 2020-09-10 | Novel back-mounted protection device for armrests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021970877.0U CN212317345U (en) | 2020-09-10 | 2020-09-10 | Novel back-mounted protection device for armrests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212317345U true CN212317345U (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021970877.0U Active CN212317345U (en) | 2020-09-10 | 2020-09-10 | Novel back-mounted protection device for armrests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212317345U (en) |
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2020
- 2020-09-10 CN CN202021970877.0U patent/CN212317345U/en active Active
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