CN103883227B - Glass fixing device - Google Patents

Glass fixing device Download PDF

Info

Publication number
CN103883227B
CN103883227B CN201410153121.XA CN201410153121A CN103883227B CN 103883227 B CN103883227 B CN 103883227B CN 201410153121 A CN201410153121 A CN 201410153121A CN 103883227 B CN103883227 B CN 103883227B
Authority
CN
China
Prior art keywords
glass
main frame
frame material
firm banking
fixing device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201410153121.XA
Other languages
Chinese (zh)
Other versions
CN103883227A (en
Inventor
韩治国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201410153121.XA priority Critical patent/CN103883227B/en
Publication of CN103883227A publication Critical patent/CN103883227A/en
Application granted granted Critical
Publication of CN103883227B publication Critical patent/CN103883227B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Securing Of Glass Panes Or The Like (AREA)

Abstract

Glass fixing device of the present invention relates to a kind of erecting device installing more than one piece pane in a framework.Glass fixing device of the present invention, comprise main frame material, the cross section of described main frame material is high outside and low outside step-like, described main frame material is provided with glass support block, hollow glass is installed on described glass support block top, sealing rubber strip for outer side of side is provided with between described main frame material and the lateral surface of described hollow glass, also comprise firm banking, described firm banking is positioned at the inner side of described hollow glass and is fixed on described main frame material, the pretension filling block that bottom is wedge shape is wedged between described firm banking and described hollow glass in the mode that bottom is downward and be its objective is to provide a kind of structure simple, cost is low, easy and simple to handle.The glass fixing device that the invention provides a kind of energy firm grip glass, ensure sealed waterproof effect, bring great convenience, reduction construction cost for glass of door and window installation, ensure construction safety.

Description

Glass fixing device
Technical field
The present invention relates to the layout that a kind of fixed or movable formula closes device, such as window, particularly relate to a kind of erecting device installing more than one piece pane in a framework.
Background technology
Door and window is an indispensable part in room, adopts timber to be that the door and window that frame material makes is called solid-wooden window, using timber as stressed member base material and aluminium compound, is called for short aluminium bag timber window at the door and window of solid-wooden window outer clamping aluminium alloys topping.In modern door and window family, aluminium bag timber window and pure solid-wooden window are the Typical Representatives of high-grade window, and most Modern Villa all adopts this type of door and window.
Current solid-wooden window, as shown in Figure 1, comprise the step-like main frame material 1 ' that cross section is right low left high, the upper surface that main frame material 1 ' is lower is provided with glass support block 2 ', hollow glass 3 ' is installed on glass support block 2 ' top, the timber bead 5 ' had for fixing hollow glass 3 ' is followed closely at the position that main frame material 1 ' is above positioned at hollow glass 3 ' inner side by gas nail 4 ', hollow glass 3 ' and timber bead 5 ', the junction of main frame material 1 ' and hollow glass 3 ' outer surface is all sealed by fluid sealant 6 ', also fill out between the inwall of main frame material 1 ' and the left-hand face of hollow glass 3 ' and be provided with foam pad 7 ', cushioning effect is played by during blast at hollow glass 3 ', prevent glass breakage.
Current aluminium bag timber window, as shown in Figure 2, comprise the main frame material 21 ' that cross section is right low left high, aluminum alloy frame 28 ' is connected with by buckle outside it, the upper surface that main frame material 21 ' is higher is provided with support pad 22 ', dash adhesive tape 30 ' is provided with between the soffit of support pad 22 ' and the higher upper surface of main frame material 21 ', support pad 22 ' top is provided with hollow glass 23 ', the upper surface that main frame material 21 ' is lower there is the timber bead 25 ' of fixing hollow glass 23 ' by gas nail 24 ' nail, the junction of hollow glass 23 ' inside edge and timber bead 25 ', the junction of hollow glass 23 ' outer ledge and aluminum alloy frame 28 ' is all sealed by fluid sealant 26 '.When discrepancy in elevation H between the high and low upper surface of main frame material 21 ' increases, as shown in Figure 3, correspondingly the height h of timber bead 25 ' also needs to increase.
In above-mentioned common solid-wooden window or aluminium bag timber window, because timber bead is followed closely on main frame material by gas nail, constant intensity between timber bead and main frame material is not high, cause chucking power between timber bead and aluminum alloy frame more weak, usually chucking power water-tight is simultaneously strengthened by the mode of breaking fluid sealant, but, beating the cleannes of glue to construction subject surface requires higher, surface cleanness height directly determines to beat glue effect, and then affect sealing performance, in addition, play glue just to carry out after installing hollow glass, due to the stop of hollow glass, sealing is played glue work and can only be completed in outdoor, such glass surface just more difficult meet play glue requirement, if high-rise building, constructor need set up outdoor construction equipment (as hanging basket etc.), not only operation inconvenience, add construction cost, and work high above the ground also increases the danger of construction.
Summary of the invention
The glass fixing device that the technical problem to be solved in the present invention is to provide a kind of energy firm grip glass, ensures sealed waterproof effect, brings great convenience, reduction construction cost, ensures construction safety for glass of door and window installation.
Glass fixing device of the present invention, comprise main frame material, the cross section of described main frame material is high outside and low outside step-like, described main frame material is provided with glass support block, hollow glass is installed on described glass support block top, sealing rubber strip for outer side of side is provided with between described main frame material and the lateral surface of described hollow glass, also comprise firm banking, described firm banking is positioned at the inner side of described hollow glass and is fixed on described main frame material, and bottom is that the pretension filling block of wedge shape is wedged between described firm banking and described hollow glass in the mode that bottom is downward.The inner side of described firm banking is also provided with timber bead, described timber bead to be fixed on described main frame material and to be fixedly connected with described firm banking, described firm banking is provided with lug boss, the side that described timber bead is adjacent with described firm banking is provided with depressed part, described lug boss and described depressed part matched in clearance.Such stability that can strengthen firm banking, making it can not move because being squeezed, ensure that chucking power, makes the fixed effect of hollow glass better, also makes the sealing effectiveness of sealing rubber strip for outer side of side better simultaneously.Described main frame material offers recess on the sidewall of described hollow glass lateral surface, and the lateral surface of described sealing rubber strip for outer side of side is provided with projection, and described projection embeds in described recess.Also comprise the inner seal adhesive tape be arranged on above described timber bead, described inner seal adhesive tape has the first claw, the second claw that stretch out downwards, the upper surface of described timber bead offers the bayonet socket caved in, described first claw embeds between described hollow glass and described timber bead, and described second claw embeds in described bayonet socket.Adopt said structure, the installation of sealing joint strip more firmly, is not easily moved, simultaneously tightr with coordinating of associated components, and then ensure that good clamping effect and sealing performance.Preferably, described sealing rubber strip for outer side of side and inner seal adhesive tape all adopt rubber to make.
Glass fixing device of the present invention adopts sealing rubber strip for outer side of side to replace outdoor glue of beating to seal, sealing joint strip is installed and can be completed in indoor, outdoor construction equipment need not be set up, improve convenience for construction, reduce cost, avoid the danger that outdoor work brings, simultaneously, by firm banking being fixed on the relevant position of wooden construction frame, again by between pretension filling block wedging firm banking and hollow glass, pretension filling block extruded hollow glass, and then make hollow glass also extrude sealing rubber strip for outer side of side, so not only can firm grip fixing glass, nor can dust be had because beating glue face and affect sealing effectiveness.Preferably, described firm banking and described pretension filling block all adopt engineering plastics to make.
Glass fixing device of the present invention, the upper surface of wherein said lug boss is provided with at least one first screwed hole along its length, and described firm banking, through described first screwed hole, is fixed on described main frame material by the first screw.
Glass fixing device of the present invention, the medial surface of wherein said firm banking is provided with along its length at least one second screwed hole, and described firm banking, through described second screwed hole, is fixed on described main frame material by the second screw.
Glass fixing device of the present invention, also comprises the below being positioned at described glass support block and the locating piece be fixed on described main frame material, and the inside and outside side of described locating piece contacts with described main frame material with described firm banking respectively.During distant between firm banking and main frame material inside wall, set up the firm banking that locating piece can make to be clipped between locating piece and timber bead more stable, not easily move.
Preferably, glass fixing device of the present invention, the length direction along described main frame material is furnished with firm banking described at least one pair of and described pretension filling block, fixes requirement with the installation meeting wider glass.
Preferably, glass fixing device of the present invention, the inner side of wherein said hollow glass or outside add one deck glass, form double-decker.Double-layer glass is windproof, waterproof and dustproof, anti-acoustic capability better, and can effectively prevent indoor heat from faling apart outward.
Below in conjunction with accompanying drawing, glass fixing device of the present invention is described further.
Accompanying drawing explanation
Fig. 1 is the local front sectional view of existing solid-wooden window glass fixing device;
Fig. 2 is the local front sectional view of existing aluminium bag wood window glass fastening devices;
Fig. 3 is the local front sectional view of existing another aluminium bag wood window glass fastening devices;
Fig. 4 is the local front sectional view of the first embodiment of glass fixing device of the present invention;
Fig. 5 is the axonometric drawing of pretension filling block in glass fixing device of the present invention;
Fig. 6 is the axonometric drawing of firm banking in glass fixing device of the present invention;
Fig. 7 is the axonometric drawing of the distressed structure of Fig. 6;
Fig. 8 is the local front sectional view of the second embodiment of glass fixing device of the present invention;
Fig. 9 is the local front sectional view of the 3rd embodiment of glass fixing device of the present invention;
Figure 10 is the local front sectional view of the 4th embodiment of glass fixing device of the present invention;
Figure 11 is the local front sectional view of the 5th embodiment of glass fixing device of the present invention.
Detailed description of the invention
As shown in Figure 4, for the first embodiment of glass fixing device of the present invention, comprise main frame material 1, the cross section of main frame material 1 is high outside and low outside step-like, main frame material 1 is provided with glass support block 2, hollow glass 3 is installed on glass support block 2 top, and glass support block 2 and hollow glass 3 are installed according to common technology means, do not repeat herein.Be provided with sealing rubber strip for outer side of side 6 between main frame material 1 and the lateral surface of hollow glass 3, this sealing rubber strip for outer side of side 6 selects rubber to make, and elasticity is better, easily recovers after extrusion.Firm banking 8 is positioned at the inner side of hollow glass 3 and is fixed on main frame material 1.Again as shown in Figure 5, the bottom of pretension filling block 9 is wedge shape, its outer surface is vertical plane, inner surface bottom is inclined-plane upwards, angle between this inclined-plane and perpendicular is acute angle, and this pretension filling block 9 is wedged between firm banking 8 and hollow glass 3 in the mode that bottom is downward, produces powerful extruding force to hollow glass 3, hollow glass 3 is forced to extrude sealing rubber strip for outer side of side 6, to reach the object of fixing hollow glass 3 and realization sealing.For obtaining good elasticity, produce larger extruding force, firm banking 8 and pretension filling block 9 all adopt engineering plastics to make.
As shown in Figure 4, for improving the stability of firm banking 8, ensure glass fixed effect, the inner side of firm banking 8 is also provided with timber bead 5, timber bead 5 to be fixed on main frame material 1 and to be fixedly connected with firm banking 8, firm banking 8 is provided with lug boss 81, and the side that timber bead 5 is adjacent with firm banking 8 is provided with depressed part 51, lug boss 81 and depressed part 51 matched in clearance.Lug boss 81 and depressed part 51 matched in clearance are not only easy for installation but also make the connection of firm banking 8 and timber bead 5 more firm.In actual job, by gas nail 4, firm banking 8 can be fixedly connected with timber bead 5.
Again as shown in Figure 4, in order to strengthen the stability of sealing joint strip, it is made not easily to move because of stressed or be extruded, main frame material 1 offers recess 11 on the sidewall of hollow glass 3 lateral surface, the lateral surface of sealing rubber strip for outer side of side 6 is provided with protruding 61, protruding 61 embed in recess 11, are clamped in securely between main frame material 1 and hollow glass 3 by sealing rubber strip for outer side of side 6, significantly improve sealing effectiveness.Simultaneously, the top of timber bead 5 is also provided with inner seal adhesive tape 7, inner seal adhesive tape 7 has the first claw 71, second claw 72 stretched out downwards, the upper surface of timber bead 5 offers the bayonet socket 52 caved in, first claw 71 embeds between hollow glass 3 and timber bead 5, and the second claw 72 embeds in bayonet socket 52.By recess 11 and protruding 61 cooperation, and the cooperation of the second claw 72 and bayonet socket 52, make the connection between parts more closely, more firm, be squeezed and not easily loosen.
As shown in Figure 6, on the upper surface of the lug boss 81 of firm banking 8, be provided with the first screwed hole 811 along its length, for another example shown in Fig. 4, Fig. 8, Fig. 9, firm banking 8, through the first screwed hole 811, is fixed on main frame material 1 by the first screw 82.
As shown in Figure 7, the medial surface of firm banking 8 is provided with along its length the second screwed hole 812, more as shown in Figure 10, Figure 11, firm banking 8, through the second screwed hole 812, is fixed on main frame material 1 by the second screw 83.
The quantity of above-mentioned first screwed hole 811 and the second screwed hole 812 all can be two, and be distributed in the two ends of the upper surface of lug boss 81 and the medial surface of firm banking 8 respectively, such connection is more firm.The quantity of above-mentioned screwed hole also can be set to one or more according to practice of construction demand.
Again as shown in Figure 4, keep at a certain distance away between firm banking 8 and main frame material 1 D time, move between main frame material 1 and timber bead 5 for avoiding firm banking 8, affect the stability of whole glass fixing device, the below of glass support block 2 is provided with locating piece 10, locating piece 10 is fixed on main frame material 1, and the inside and outside side of locating piece 10 contacts with main frame material 1 with firm banking 8 respectively.
In actual job process, if hollow glass 3 width is comparatively large, arrange a firm banking 8 and pretension filling block 9 be difficult to reach preferably fixing, sealing effectiveness time, multiple firm banking 8 and multiple pretension filling block 9 can be arranged along the length direction of main frame material 1.
As shown in Figure 8, for the second embodiment of glass fixing device of the present invention, the difference of the first embodiment shown in this embodiment and Fig. 4 is, the arranged outside of main frame material 1 has aluminum alloy outer frame 21, the inside wall of aluminum alloy outer frame 21 has recess 211, discrepancy in elevation H between the higher upper surface of step-like main frame material 1 and lower upper surface diminishes, and glass support block 2 is arranged on higher surface, and between the inside wall of firm banking 8 and main frame material 1 continuously every.In the present embodiment, the projection 61 on the lateral surface of recess 211 and sealing rubber strip for outer side of side 6 coordinates.
As shown in Figure 9, for the 3rd embodiment of glass fixing device of the present invention, the difference of the second embodiment shown in this embodiment and Fig. 8 is, the inner side of hollow glass 3 adds one deck glass, forming double-layer glass structure, because adding one deck glass, between the inside wall of firm banking 8 and main frame material 1, producing spacing distance D, therefore, need to set up locating piece 10.As shown in Figure 10, for the 4th embodiment of glass fixing device of the present invention, the difference of the second embodiment shown in this embodiment and Fig. 8 is, discrepancy in elevation H between the higher upper surface of step-like main frame material 1 and lower upper surface increases, firm banking 8 adopts distressed structure as shown in Figure 7, height h1 increases, such effect that could realize fixing glass, now, need the second screw 83 through the second screwed hole 812 (not illustrating in figure) on the medial surface of firm banking 8, firm banking 8 is fixed on main frame material 1.
Figure 11 is the 5th embodiment of glass fixing device of the present invention, the difference of the 4th embodiment shown in this embodiment and Figure 10 is, add one deck glass outside hollow glass 3, formed double-layer glass structure, adopt double-layer glass can play good insulation, noise reduction, the effect such as dust-proof.In addition, also can adopt double-layer glass structure in the first embodiment shown in Fig. 4, concrete mounting method is common technology means, so place does not repeat.
In glass fixing device of the present invention the first embodiment as shown in Figure 4, if when the discrepancy in elevation H between the higher upper surface of main frame material 1 and lower upper surface increases, also need as the embodiment that Figure 10, Figure 11 record, increase the height h1 of firm banking 8, adopt distressed structure as shown in Figure 7, to meet glass fixed demand, do not repeat herein.
Simultaneously, the thickness of common main frame material 1 is fixing, for meeting installation requirements, the thickness of glass in above-described embodiment increases or when being set to double-layer glass structure, the thickness of timber bead 5 needs to diminish, like this, only lean on the chucking power of the fixing timber bead 5 pairs of glass of gas nail 4 just will greatly weaken, glass fixing device of the present invention must be used to strengthen chucking power, ensure that glass is subject to not easily loosening when comparatively high wind is pressed, the dangerous situation avoiding generation high-rise glass to fall, substantially increases the safety of construction.
Firm banking 8 in glass fixing device of the present invention and pretension filling block 9 are standard component, can produce in batches, substantially increase efficiency.
Glass fixing device of the present invention is not limited in fixing glass, as long as erection of doors and windows executes man-hour requirement fixed plate, all can adopt this fastening devices, using method is the same, so place does not repeat one by one.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.

Claims (7)

1. glass fixing device, comprise main frame material (1), the cross section of described main frame material (1) is high outside and low outside step-like, described main frame material (1) is provided with glass support block (2), hollow glass (3) is installed on described glass support block (2) top, sealing rubber strip for outer side of side (6) is provided with between the lateral surface of described main frame material (1) and described hollow glass (3), also comprise firm banking (8), described firm banking (8) is positioned at the inner side of described hollow glass (3) and is fixed on described main frame material (1), bottom is that the pretension filling block (9) of wedge shape is wedged between described firm banking (8) and described hollow glass (3) in the mode that bottom is downward,
The inner side of described firm banking (8) is also provided with timber bead (5), described timber bead (5) is fixed on described main frame material (1) and goes up and be fixedly connected with described firm banking (8), described firm banking (8) is provided with lug boss (81), the side that described timber bead (5) is adjacent with described firm banking (8) is provided with depressed part (51), described lug boss (81) and described depressed part (51) matched in clearance
Described main frame material (1) offers recess (11) on the sidewall of described hollow glass (3) lateral surface, the lateral surface of described sealing rubber strip for outer side of side (6) is provided with projection (61), described projection (61) embeds in described recess (11)
It is characterized in that: also comprise the inner seal adhesive tape (7) being arranged on described timber bead (5) top, described inner seal adhesive tape (7) has the first claw (71), the second claw (72) that stretch out downwards, the upper surface of described timber bead (5) offers the bayonet socket (52) caved in, described first claw (71) embeds between described hollow glass (3) and described timber bead (5), and described second claw (72) embeds in described bayonet socket (52).
2. glass fixing device according to claim 1, it is characterized in that: the upper surface of described lug boss (81) is provided with at least one first screwed hole (811) along its length, described firm banking (8), through described first screwed hole (811), is fixed on described main frame material (1) by the first screw (82).
3. glass fixing device according to claim 1, it is characterized in that: the medial surface of described firm banking (8) is provided with along its length at least one second screwed hole (812), described firm banking (8), through described second screwed hole (812), is fixed on described main frame material (1) by the second screw (83).
4. the glass fixing device according to Claims 2 or 3, it is characterized in that: also comprise the below being positioned at described glass support block (2) and the locating piece (10) be fixed on described main frame material (1), the inside and outside side of described locating piece (10) contacts with described main frame material (1) with described firm banking (8) respectively.
5. glass fixing device according to claim 4, is characterized in that: the length direction along described main frame material (1) is furnished with firm banking described at least one pair of (8) and described pretension filling block (9).
6. glass fixing device according to claim 5, it is characterized in that: described firm banking (8) and described pretension filling block (9) all adopt engineering plastics to make, described sealing rubber strip for outer side of side (6) and inner seal adhesive tape (7) all adopt rubber to make.
7. glass fixing device according to claim 6, is characterized in that: inner side or the outside of described hollow glass (3) add one deck glass, forms double-decker.
CN201410153121.XA 2014-04-16 2014-04-16 Glass fixing device Active CN103883227B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410153121.XA CN103883227B (en) 2014-04-16 2014-04-16 Glass fixing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410153121.XA CN103883227B (en) 2014-04-16 2014-04-16 Glass fixing device

Publications (2)

Publication Number Publication Date
CN103883227A CN103883227A (en) 2014-06-25
CN103883227B true CN103883227B (en) 2015-09-30

Family

ID=50952323

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410153121.XA Active CN103883227B (en) 2014-04-16 2014-04-16 Glass fixing device

Country Status (1)

Country Link
CN (1) CN103883227B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108150058A (en) * 2018-01-09 2018-06-12 安徽鑫煜门窗有限公司 A kind of connection structure of glass door and glass and doorframe
CN112482943A (en) * 2020-11-17 2021-03-12 江山欧派门业股份有限公司 Glass buckle wire and assembly process
CN115370269A (en) * 2022-07-29 2022-11-22 广东智品科技有限公司 Vertical sliding window

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2116573U (en) * 1991-08-27 1992-09-23 施昆宏 Relief type double-layer cement flower window and mould
DE102006036138A1 (en) * 2006-07-28 2008-02-14 Holger Betz Composite frame for insertion into a building opening
CN201891345U (en) * 2010-11-24 2011-07-06 韩治国 Aluminum-sheathed wooden window
CN203129876U (en) * 2012-12-10 2013-08-14 河北奥润顺达窗业有限公司 Glass pressing line assembly for aluminum wood composite window
CN203488053U (en) * 2013-09-29 2014-03-19 新疆嘉瑞新材料科技有限公司 Window sash

Also Published As

Publication number Publication date
CN103883227A (en) 2014-06-25

Similar Documents

Publication Publication Date Title
CN103883227A (en) Glass fixing device
CN207314597U (en) All steel section bar fastening piece type partition-type structures
CN203655029U (en) Wood-aluminum composite inward-opening window having high waterproof thermal insulation sealing performance
CN210858398U (en) Connecting structure of door and window and curtain wall
CN204511237U (en) A kind of convex type waterproof opened skylight
CN203755518U (en) A steel frame roof ridge installation structure based on color steel plate
KR102213142B1 (en) Connecting structure of curtain wall for earthquake resistant
CN102817432A (en) Upright structure of exposed frame corner openable window
KR101697743B1 (en) Connecting struture of curtain wall
CN108661501A (en) A kind of section window that sealing performance is excellent
CN205297229U (en) Novel thermal -insulated door and window
CN201891345U (en) Aluminum-sheathed wooden window
KR101697742B1 (en) Connecting struture of curtain wall
CN206546823U (en) A kind of solar panels being easily installed
CN211447415U (en) Exposed frame large decorative buckle plate
CN212079080U (en) Strip penetrating type energy-saving sound insulation 135-degree corner structure
CN205024892U (en) Open curtain wall construction of direct screening formula aluminium veneer
CN210917859U (en) Novel hidden frame type curtain wall glass fixing structure
KR20070093242A (en) Corner combiner for window frame
KR101352173B1 (en) Sealing member and double skin curtain wall having the same
CN202055687U (en) Seepage-proof windowsill board and windowsill structure using same
CN208122210U (en) Float window top surface mounting assembly and floating window structure
CN206646688U (en) A kind of grafting notch arrangement of curtain wall panel
CN217027863U (en) Dry-hanging stone outer wall window upper opening joint node
CN207739837U (en) A kind of unit window of aluminium alloys

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant