CN208364012U - One kind suppressing fastening-type invisible protective screens - Google Patents
One kind suppressing fastening-type invisible protective screens Download PDFInfo
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- CN208364012U CN208364012U CN201820898338.7U CN201820898338U CN208364012U CN 208364012 U CN208364012 U CN 208364012U CN 201820898338 U CN201820898338 U CN 201820898338U CN 208364012 U CN208364012 U CN 208364012U
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- protective screens
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Abstract
It includes bracket that one kind of the utility model, which suppresses fastening-type invisible protective screens, cover board, steel bar and nut, steel bar forms netted in a crisscross manner, steel bar is fixed by nut, cover board is fastened on bracket, elastomeric element is equipped between nut and bracket, elastomeric element one end, which resists the bracket other end and resists nut head, makes nut by elastic pressure, screw thread reversed each other is arranged in steel bar both ends, this structure can ensure be ejected easily when steel bar installation by the elastic pressure to nut, the fixinig plate being arranged on nut simultaneously can also ensure that steel bar will not loosen, preferably fasten the reticular structure of invisible protective screens, this product is suitable for various forms, it is simple with product structure, it is connected firmly, it is easy for installation, durable feature.
Description
Technical field
The utility model relates to a kind of stealth protection web frame, specially one kind suppresses fastening-type invisible protective screens.
Background technique
Invisible protective screens are a kind of forms protective devices for being widely used in skyscraper currently on the market, and structure is logical
It crosses to stretch stainless steel wirerope rule to arrange and forms a kind of netted protective device on the bracket for being mounted on forms surrounding.Shen
It asks someone to find in the research and development, producing and selling, installation process for being engaged in invisible protective screens, more and more consumers is to using steel
The fastness of the invisible protective screens of cord structure and safety still can generate not solid and reliable enough worry, and reason is on the one hand
It is that on the other hand flexible defect that the problem in master worker's technique engineering method is stainless steel wirerope itself is installed, it can be by constantly drawing
The mounting structure of invisible protective screens can be destroyed by pulling wirerope finally.Applicant passes through retrieval discovery Patent No.
2016212406881 utility model patent discloses a kind of safety guard net, by excessively at least one set of fixed link and upright bar come
It realizes, it is characterised in that the fixed link with group is symmetrical, and the upright bar both ends are detachably fixed company with fixed link respectively
It connects.The purpose of the utility model be to provide it is a kind of be quickly and expediently installed, securely and reliably, the low safety guard net of labor intensity, but
Still sufficiently complete from the point of view of its patent disclosure of that, there are many can be with improved place.
Applicant improves on the basis of existing invisible protective screens, uses solid steel bar consolidating as invisible protective screens
Determine protecting part, while being adaptively adjusted in terms of connection structure, to obtain better using effect.Applicant passes through peace
Dress test observation discovery following problems still will affect protecting screen structure, first, the used peace of traditional structure invisible protective screens
Dress bracket is fixed in order to which save the cost is all made of prefabricated shaped-section (such as aluminium alloy extrusions), and aluminium alloy extrusions and solid steel bar
Connecting portion can be with the shaking of solid steel bar and deformation occurs so cause solid steel bar connection loosen influence safety；
The second, solid steel bar installation is connected to used nut on prefabricated shaped-section and can loosen or even fall off because steel bar is shaken, shadow
Ring the service life of protective net；Third, for invisible protective screens solid steel bar when direction in length and breadth is installed, longitudinal steel bar and horizontal
To fixed connection apparatus is lacked between steel bar, it can to separate between steel bar, influence the safety of invisible protective screens.
Summary of the invention
To solve the above problems, the utility model improves in the structure of existing invisible protective screens, using single solid steel
Item changes cover board and nut structure increases the fixed connection point of nut, when increasing elastomeric element installs nut as prefabricated component
More convenient while being not easy to loosen, steel bar is fixed even closer, guarantees that protective net can resist the shaking of external force.
The utility model is implemented by following technical pattern, and one kind suppressing fastening-type invisible protective screens and includes
Bracket, cover board, steel bar and nut, more steel bars, which are set in machine and transverse direction on bracket, to be formed netted, and wherein steel bar can be worn
It crosses bracket to fix by nut, cover board is fastened on bracket, which is characterized in that the nut includes nut head and nut pipe, spiral shell
The outer diameter of cap head is greater than the outer diameter of nut pipe, and nut head and nut pipe are an integral molding structure, and the steel bar end surface is equipped with
Screw thread, the screw thread at steel bar both ends opposite direction each other, steel bar may pass through the screw hole of nut pipe and nut head center, on the bracket
It is provided with the perforation passed through for nut pipe, elastomeric element is equipped between the nut and bracket, elastomeric element one end resists bracket
The other end, which resists nut head, makes nut by elastic pressure.
Preferably, the elastomeric element is spring, and spring is in inverted-triangular, and spring one end resists the bracket other end and resists spiral shell
Cap head.
Preferably, fixinig plate is provided on the nut, fixinig plate is connect with nut head or nut pipe, and fixinig plate is equipped with
Screw hole, fixinig plate are fixed by screws on bracket, and the connection side of fixinig plate and nut head or nut pipe is L-shaped, fixinig plate
Rounded or rectangle.
Preferably, wears groove is provided on the bracket, the wears groove is connected in the plane with perforation, and wears groove width is greater than
Steel bar diameter.
Preferably, pressure baffle is provided on the cover board, pressure baffle part is pressed against nut.
Preferably, gasket is provided between the nut head and bracket, the gasket side is L-shaped, is provided on gasket
Wears groove identical with bracket and perforation, wears groove are connected with perforation.
Preferably, the steel bar is provided with cruciform fastening for falsework in the crossover location of vertical and horizontal, and the cruciform fastening for falsework can be
Multiple cruciform fastening for falsework connect and compose, and the multiple cruciform fastening for falsework is an integral molding structure.
Preferably, stop washer is provided at the top of the nut head, the stop washer inner wall is equipped with sawtooth.
Preferably, multiple engaging grooves or bending clip are provided on the steel bar, the bore for engaging groove is greater than steel bar
Diameter, engage groove concave surface be arc, trapezoidal or rectangle, bending clip be formed by bending by steel bar.
Preferably, the steel bar is solid construction, and steel bar section is round or polygon, and steel bar diameter is 2 ~ 6mm, described
Steel bar, elastomeric element, nut, fixinig plate and gasket are stainless steel material.
One kind of the utility model suppresses fastening-type invisible protective screens, the beneficial effect is that: (1) invisible protective screens are being installed
When its fixing piece nut by the pressure that elastomeric element generates can be ensured that steel bar cannot eject spiral shell upward or downward during installation
Cap makes to install more convenient；(2) invisible protective screens connection is closer, and the nut by reinforcing steel bar both ends makes steel bar outside
It is not easy to shake under power, the structure by reinforcing cover board makes steel bar be not easy to eject up and down；(3) invisible protective screens installation connects more
Closely, criss-cross steel bar makes steel in horizontal and vertical crossover sites setting engaging groove or bending clip by improving structure
Contact surface is bigger, while using cross buckle by the secured connection of crossover sites fastener guarantee invisible protective screens；This is practical new
Type is suitable for various window structures, has the characteristics that product structure is simple, is connected firmly, is easy for installation, is durable.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is a kind of the schematic diagram of the section structure for suppressing fastening-type invisible protective screens of the utility model；
Fig. 2 is that a kind of part A section for suppressing fastening-type invisible protective screens of the utility model improves structural schematic diagram one；
Fig. 3 is that a kind of part A section for suppressing fastening-type invisible protective screens of the utility model improves structural schematic diagram two；
Fig. 4 is that a kind of part A section for suppressing fastening-type invisible protective screens of the utility model improves structural schematic diagram three；
Fig. 5 is a kind of plan structure for suppressing bracket, nut and fixinig plate in fastening-type invisible protective screens of the utility model
Schematic diagram one；
Fig. 6 is a kind of plan structure for suppressing bracket, nut and fixinig plate in fastening-type invisible protective screens of the utility model
Schematic diagram two；
Fig. 7 is a kind of improvement structural schematic diagram for suppressing gasket in fastening-type invisible protective screens of the utility model；
Fig. 8 is a kind of structural schematic diagram for suppressing stop washer in fastening-type invisible protective screens of the utility model；
Fig. 9 is a kind of mounting structure schematic diagram one for suppressing fastening-type invisible protective screens of the utility model；
Figure 10 is a kind of mounting structure schematic diagram two for suppressing fastening-type invisible protective screens of the utility model；
Figure 11 is a kind of structural schematic diagram one for suppressing steel bar in fastening-type invisible protective screens of the utility model；
Figure 12 is a kind of structural schematic diagram two for suppressing steel bar in fastening-type invisible protective screens of the utility model；
It is marked shown in the figures above are as follows:
1 bracket, 2 cover boards, 3 steel bars, 4 nuts, 5 gaskets, 6 screws, 7 stop washers, 8 cruciform fastening for falsework, 9 engaging grooves, 10
It is bent clip, 11 perforation, 12 wears grooves, 41 nut heads, 42 nut pipes, 43 fixinig plates, 44 elastomeric elements, 21 pressure baffles.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached
Figure, is described in further details the utility model.Here, the exemplary embodiment and its explanation of the utility model are for solving
The utility model is released, but is not intended to limit the scope of the present invention.
It includes bracket (1), cover board (2), steel bar (3) and nut that one kind as shown in Figure 1, which suppresses fastening-type invisible protective screens,
(4), as shown in Figure 10, more steel bars (3) be set on bracket (1) in machine and transverse direction formed it is netted, as shown in Fig. 2, its
Middle steel bar (3) may pass through bracket (1) and be fixed by nut (4), and cover board (2) is fastened on bracket (1), which is characterized in that described
Nut (4) includes nut head (41) and nut pipe (42), and the outer diameter of nut head (41) is greater than the outer diameter of nut pipe (42), nut head
(41) it is an integral molding structure with nut pipe (42), steel bar (3) end surface is equipped with screw thread, the screw thread at steel bar (3) both ends
Opposite direction each other, steel bar (3) may pass through the screw hole of nut pipe (42) and nut head (41) center, be arranged on the bracket (1)
There is the perforation (11) passed through for nut pipe (42), is equipped with elastomeric element (44) between the nut (4) and bracket (1), elastic portion
Part (44) one end, which resists bracket (1) other end and resists nut head (41), makes nut (4) by elastic pressure.
Embodiment 1,
It includes bracket (1), cover board (2), steel bar (3) and nut that one kind as shown in Figure 1, which suppresses fastening-type invisible protective screens,
(4), as shown in Figure 10, more steel bars (3) be set on bracket (1) in machine and transverse direction formed it is netted, as shown in Fig. 2, its
Middle steel bar (3) may pass through bracket (1) and be fixed by nut (4), and cover board (2) is fastened on bracket (1), which is characterized in that described
Nut (4) includes nut head (41) and nut pipe (42), and the outer diameter of nut head (41) is greater than the outer diameter of nut pipe (42), nut head
(41) it is an integral molding structure with nut pipe (42), steel bar (3) end surface is equipped with screw thread, the screw thread at steel bar (3) both ends
Opposite direction each other, steel bar (3) may pass through the screw hole of nut pipe (42) and nut head (41) center, as shown in figure 5, the bracket
(1) it is provided with the perforation (11) passed through for nut pipe (42) on, elastomeric element is equipped between the nut (4) and bracket (1)
(44), elastomeric element (44) one end, which resists bracket (1) other end and resists nut head (41), makes nut (4) by elastic pressure, such as
Shown in Fig. 2, the elastomeric element (44) is spring, and spring is in inverted-triangular, and spring one end resists bracket (1) other end and resists spiral shell
Cap head (41).When installation, nut pipe (42) are first passed through to the perforation (11) of bracket (1), spring is located at nut (4) and bracket
(1) between, spring one end, which resists bracket (1) other end and resists nut head (41), makes nut (4) by elastic pressure, by bracket
(1) it is mounted on forms edge, is then buckled cover board (2), installs steel bar (3), steel bar one end is screwed into nut pipe, the other end pair
The nut pipe of underlying holder reversely screws installation together, then lateral steel bar intersection installation, which is fixed, ties engaging groove mutually with steel bar
It closes, finally stamps cruciform fastening for falsework, fixed invisible protective screens in crossover location.
Embodiment 2,
It includes bracket (1), cover board (2), steel bar (3) and spiral shell that one kind as shown in Figs. 1-3, which suppresses fastening-type invisible protective screens,
Cap (4), as shown in figure 9, more steel bars (3), which are set in machine and transverse direction on bracket (1), forms netted, wherein steel bar (3)
It may pass through bracket (1) to fix by nut (4), cover board (2) is fastened on bracket (1), which is characterized in that nut (4) packet
Nut head (41) and nut pipe (42) are included, the outer diameter of nut head (41) is greater than the outer diameter of nut pipe (42), nut head (41) and spiral shell
Capped pipe (42) is an integral molding structure, and steel bar (3) end surface is equipped with screw thread, and the screw thread at steel bar (3) both ends is opposite each other
Direction, steel bar (3) may pass through the screw hole of nut pipe (42) and nut head (41) center, be provided on the bracket (1) for nut
The perforation (11) that pipe (42) passes through, the elastomeric element (44) are spring, and spring is in inverted-triangular, and spring one end resists bracket
(1) other end resists nut head (41)；As shown in figure 3, be provided with fixinig plate (43) on the nut (4), fixinig plate (43) with
Nut head (41) or nut pipe (42) connection, fixinig plate (43) are equipped with screw hole, and fixinig plate (43) is fixed on branch by screw (6)
On frame (1), it is L-shaped that the fixinig plate (43) connect side with nut head (41), and fixinig plate (43) is rounded or rectangle, fixinig plate
(43) interconnecting piece (44) between nut head (41) can be welding or integrated formed structure, as shown in fig. 6, the bracket (1)
On be provided with wears groove (12), the wears groove (12) with perforation (11) be connected in the plane, wears groove (12) width be greater than steel bar (3)
Diameter, steel bar (3) is provided with cruciform fastening for falsework (8) in the crossover location of vertical and horizontal, as shown in figure 11, the steel bar (3)
On be provided with multiple engaging grooves (9), the bore of engaging groove (9) is greater than the diameter of steel bar (3), engages the concave surface of groove (9)
For arc, trapezoidal or rectangle, the steel bar (3) is solid construction, and steel bar section is circle, and steel bar (3) diameter is 2 ~ 6mm, steel
Item (3) is that stainless steel material is specially 304 stainless steels, the elastomeric element (44), nut (4), fixinig plate (43) and gasket (5)
It is specially 304 stainless steels for stainless steel material.When installation, nut (4) is first mounted on steel bar (3) one end, steel bar (3) passes through spiral shell
Screw hole among capped pipe (42) and nut head (42), gasket (5) are mounted on bracket (1), and steel bar (3) are passed through bracket (1)
Make nut pipe (32) by perforation (11) after wears groove (12), fixinig plate (4) is fixed on bracket (1) by screw (6), by bullet
Spring is located between nut (4) and bracket (1), spring one end resist bracket (1) other end resist nut head (41) make nut (4) by
To elastic pressure, bracket (1) is mounted on forms edge, then steel bar (3) other end and bracket are installed, then buckle cover board (2),
Steel bar (3) link position on bracket (1) can be adjusted by screwing steel bar (3) until securely connection, then by lateral steel
Item, which intersects installation, which to be fixed, combines engaging groove with steel bar, finally stamps cruciform fastening for falsework, fixed stealth protection in crossover location
Net.
Embodiment 3,
It includes bracket (1), cover board (2), steel bar (3) and spiral shell that one kind as shown in Figs 1-4, which suppresses fastening-type invisible protective screens,
Cap (4), as shown in figure 9, more steel bars (3), which are set in machine and transverse direction on bracket (1), forms netted, wherein steel bar (3)
It may pass through bracket (1) to fix by nut (4), cover board (2) is fastened on bracket (1), which is characterized in that nut (4) packet
Nut head (41) and nut pipe (42) are included, the outer diameter of nut head (41) is greater than the outer diameter of nut pipe (42), nut head (41) and spiral shell
Capped pipe (42) is an integral molding structure, and steel bar (3) end surface is equipped with screw thread, and the screw thread at steel bar (3) both ends is opposite each other
Direction, steel bar (3) may pass through the screw hole of nut pipe (42) and nut head (41) center, be provided on the bracket (1) for nut
The perforation (11) that pipe (42) passes through, the elastomeric element (44) are spring, and spring is in inverted-triangular, and spring one end resists bracket
(1) other end resists nut head (41)；As shown in figure 4, be provided with fixinig plate (43) on the nut (4), fixinig plate (43) with
Nut head (41) or nut pipe (42) connection, fixinig plate (43) are equipped with screw hole, and fixinig plate (43) is fixed on branch by screw (6)
On frame (1), it is L-shaped that the fixinig plate (43) connect side with nut head (41), and fixinig plate (43) is rounded or rectangle, fixinig plate
(43) interconnecting piece (44) between nut head (41) can be welding or integrated formed structure, as shown in fig. 6, the bracket (1)
On be provided with wears groove (12), the wears groove (12) with perforation (11) be connected in the plane, wears groove (12) width be greater than steel bar (3)
Diameter notch can be provided in pressure baffle (21) as shown in figure 4, being provided with pressure baffle (21) on the cover board (2), pressure gear
Piece (21) is partially pressed against nut (4), and pressure baffle (21) is pressed against nut head top, the nut head (41) and bracket (1) it
Between be provided with gasket (5), as shown in fig. 7, gasket (5) side is L-shaped, wears groove identical with bracket is provided on gasket (5)
(12) it is connected with perforation (11), wears groove (12) with perforation (11), as shown in figure 8, being provided with only at the top of the nut head (41)
Washer (7), stop washer (7) inner wall is equipped with sawtooth, as shown in figure 9, crossover location of the steel bar (3) in vertical and horizontal
Cruciform fastening for falsework (8) are provided with, as shown in figure 12, multiple bending clips (10) is provided on the steel bar (3), is bent clip (10)
It is formed by bending by steel bar (3), the steel bar (3) is solid cylindrical configuration, and steel bar (3) diameter is 2 ~ 6mm, and steel bar (3) is not
Rust steel material is specially 316 stainless steels, and steel bar section is polygon (square or regular hexagon), the nut (4), fixinig plate
(43) and gasket (5) be stainless steel material be specially 316 stainless steels.When installation, nut (4) is first mounted on steel bar (3) one end,
Steel bar (3) passes through the screw hole among nut pipe (42) and nut head (42), and gasket (5) is mounted on bracket (1), by steel bar (3)
By making nut pipe (32) by perforation (11) after the wears groove (12) of bracket (1), fixinig plate (4) are fixed on by screw (6)
On bracket (1), spring is located between nut (4) and bracket (1), spring one end resists bracket (1) other end and resists nut head
(41) make nut (4) by elastic pressure, bracket (1) is mounted on forms edge, stop washer can effectively prevent steel bar (3)
Then loose or dislocation installs steel bar (3) other end and bracket, then buckling cover board (2) supports the pressure baffle (21) on cover board partially
Nut head is pushed down, the link position of steel bar (3) on bracket (1) can be adjusted up to securely connection by screwing steel bar (3), then
Lateral steel bar, which is intersected, to install to fix combines bending clip with steel bar, finally stamps cruciform fastening for falsework in crossover location, Gu
Determine invisible protective screens.
The invisible protective screens of the utility model solve the deficiency in existing product by structure optimization, are embodied in one
Under several aspects: the first, in the bracket of invisible protective screens be added elastomeric element such as spring, spring can be between bracket and nut
An elastic pressure is generated, ensure that nut will not be ejected easily, thus increase its fastness while being easily installed, the
Two, fixinig plate is added in the mounting bracket of invisible protective screens, can be made by hold-doun nut steel bar be not easy after mounting by
Shaking causes to fall off；Third increases pressure baffle on the cover board, and can be pressed against nut downwards will not be up and down, and protective net exists
It is less likely to occur to loosen under external force；4th, make it in interconnection in length and breadth by setting specific structure on stainless steel steel bar
When can increase contact surface, fix stronger using cruciform fastening for falsework；5th, by changing the structure of nut, steel bar is made to exist
It is easily facilitated when installation and tightens fixation；6th, the screw thread setting at steel bar both ends is reversed each other, it is logical that screwing for steel bar may be implemented
Cross the bracket at fixed both ends.Synthesis apparently, can be applied not only to a variety of forms by improved invisible protective screens fastening structure
Installation, while can also ensure that the structure of product is simple, be connected firmly, be easy for installation, durable advantage, do not increasing
Reach better using effect under the premise of production cost, there is extensive market application value.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
The detailed description of one step is not used to limit it should be understood that described above is specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification made equally is replaced
It changes, improve etc., it is all contained in the protection scope of the utility model.
Claims (10)
1. one kind suppresses fastening-type invisible protective screens, including bracket, cover board, steel bar and nut, more steel bars are in vertical and horizontal
On be set on bracket and formed netted, wherein steel bar may pass through bracket and be fixed by nut, and cover board is fastened on bracket, feature
It is, the nut includes nut head and nut pipe, and the outer diameter of nut head is greater than the outer diameter of nut pipe, and nut head and nut pipe are
Integrated formed structure, the steel bar end surface are equipped with screw thread, and opposite direction, steel bar may pass through spiral shell to the screw thread at steel bar both ends each other
The screw hole of capped pipe and nut head center is provided with the perforation passed through for nut pipe on the bracket, between the nut and bracket
Equipped with elastomeric element, elastomeric element one end, which resists the bracket other end and resists nut head, makes nut by elastic pressure.
2. one kind as described in claim 1 suppresses fastening-type invisible protective screens, which is characterized in that the elastomeric element is spring,
Spring is in inverted-triangular, and spring one end resists the bracket other end and resists nut head.
3. one kind as described in claim 1 suppresses fastening-type invisible protective screens, which is characterized in that be provided with fixation on the nut
Piece, fixinig plate are connect with nut head or nut pipe, and fixinig plate is equipped with screw hole, and fixinig plate is fixed by screws on bracket, Gu
The connection side of stator and nut head or nut pipe is L-shaped, and fixinig plate is rounded or rectangle.
4. one kind as described in claim 1 suppresses fastening-type invisible protective screens, which is characterized in that it is preferred, it is set on the bracket
It is equipped with wears groove, the wears groove is connected in the plane with perforation, and wears groove width is greater than steel bar diameter.
5. one kind as described in claim 1 suppresses fastening-type invisible protective screens, which is characterized in that be provided with pressure gear on the cover board
Piece, pressure baffle part are pressed against nut.
6. one kind as described in claim 1 suppresses fastening-type invisible protective screens, which is characterized in that between the nut head and bracket
It is provided with gasket, the gasket side is L-shaped, and wears groove identical with bracket and perforation, wears groove and perforation phase are provided on gasket
Connection.
7. one kind as described in claim 1 suppresses fastening-type invisible protective screens, which is characterized in that the steel bar is in vertical and horizontal
Crossover location be provided with cruciform fastening for falsework, the cruciform fastening for falsework can connect and compose for multiple cruciform fastening for falsework, the multiple cross buckle
Part is an integral molding structure.
8. one kind as described in claim 1 suppresses fastening-type invisible protective screens, which is characterized in that be provided at the top of the nut head
Stop washer, the stop washer inner wall are equipped with sawtooth.
9. one kind as described in claim 1 suppresses fastening-type invisible protective screens, which is characterized in that be provided on the steel bar multiple
Engage groove or bending clip, the bore for engaging groove is greater than the diameter of steel bar, and the concave surface for engaging groove is arc, trapezoidal or square
Shape, bending clip are formed by bending by steel bar.
10. one kind as described in claim 1 suppresses fastening-type invisible protective screens, which is characterized in that the steel bar is solid construction,
Steel bar section is round or polygon, and steel bar diameter is 2 ~ 6mm, and the steel bar, elastomeric element, nut, fixinig plate and gasket are
Stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820898338.7U CN208364012U (en) | 2018-06-12 | 2018-06-12 | One kind suppressing fastening-type invisible protective screens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820898338.7U CN208364012U (en) | 2018-06-12 | 2018-06-12 | One kind suppressing fastening-type invisible protective screens |
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| Publication Number | Publication Date |
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| CN208364012U true CN208364012U (en) | 2019-01-11 |
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| CN201820898338.7U Active CN208364012U (en) | 2018-06-12 | 2018-06-12 | One kind suppressing fastening-type invisible protective screens |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761507A (en) * | 2021-01-05 | 2021-05-07 | 何逸仙 | Embedded protective net |
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2018
- 2018-06-12 CN CN201820898338.7U patent/CN208364012U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761507A (en) * | 2021-01-05 | 2021-05-07 | 何逸仙 | Embedded protective net |
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