CN107419914A - A kind of guard rail for building and its installation method - Google Patents
A kind of guard rail for building and its installation method Download PDFInfo
- Publication number
- CN107419914A CN107419914A CN201710395203.9A CN201710395203A CN107419914A CN 107419914 A CN107419914 A CN 107419914A CN 201710395203 A CN201710395203 A CN 201710395203A CN 107419914 A CN107419914 A CN 107419914A
- Authority
- CN
- China
- Prior art keywords
- column
- guard rail
- flash lamp
- cross bar
- limited block
- 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.)
- Granted
Links
- 238000009434 installation Methods 0.000 title claims description 19
- 238000000034 method Methods 0.000 title claims description 13
- 230000000694 effects Effects 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 229910052593 corundum Inorganic materials 0.000 claims 1
- 210000003205 muscle Anatomy 0.000 claims 1
- 229910001845 yogo sapphire Inorganic materials 0.000 claims 1
- 241001465754 Metazoa Species 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
- E04G21/3223—Means supported by building floors or flat roofs, e.g. safety railings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/38—Energy storage means, e.g. batteries, structurally associated with PV modules
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/50—Energy storage in industry with an added climate change mitigation effect
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Fencing (AREA)
Abstract
The invention discloses a kind of guard rail for building, including base, column is welded with the top of the base, the inner side of the column is provided with stopper slot, the internal slide of the stopper slot is connected with limited block, cross bar is installed with by connector between the end of the limited block, the surface activity of the cross bar is plugged with U-shaped flash lamp, the front of the column is threaded with the caging bolt corresponding with limited block, the top outer of the column is hinged with cover plate by articulated elements, engaging lug is welded with the outside of the column, the inside of the engaging lug is plugged with connection wire rod.The apparatus structure designs advantages of simple, easy to operate, is easy to adjust, and dismounting is simple, and safety and stability, protection effect is good, applied widely, is advantageous to popularize.
Description
Technical field
The invention belongs to technical field of buildings, and in particular to a kind of guard rail for building.Also relate particularly to a kind of for building
The installation method of guard rail.
Background technology
In building trade, falling from high altitude is one of most important reason of security incident triggered, is built in door and window, elevator etc.
Have before installation it is many face side hole, these face the dangerous matter sources that side hole is all falling accident, for preventing high altitude falling, often
One building enterprise all very focuses on facing setting up for side hole guard rail.Traditional edge protection is by fastener for connection with fastener
Get up and lean against hole, this protection is be easily moved, often because different majors operating personnel crossed construction and being moved causes to prevent
Shield missing.The too high guard rail of other installation costs is as the needs on lay bricks, plaster, pouring ground are removed once again
Once, if protection can not recover in time after being removed every time, it will make to face side hole and lose protection, easily initiation is fallen thing
Therefore.And existing guard rail not only fix by structure, is not easy to adjust, also there is the shortcomings that dismounting trouble, be not suitable for extensive
Popularize.
The content of the invention
The invention aims to solve shortcoming present in prior art, and a kind of guard rail for building for proposing and
Its installation method.
To achieve the above object, present invention employs following technical scheme：
A kind of guard rail for building, including base, column are welded with the top of the base, the column is internally provided with electric power storage
Pond, outer surface are provided with solar panel, and the inner side of the column is provided with stopper slot, and the internal slide of the stopper slot connects
It is connected to limited block, cross bar is installed with by connector between the end of the limited block, the surface activity of the cross bar is inserted
U-shaped flash lamp is connected to, the U-shaped flash lamp is electrically connected with the battery and/or solar panel, the front of the column
The caging bolt corresponding with limited block is threaded with, the top outer of the column is hinged with cover plate by articulated elements, institute
State and engaging lug is welded with the outside of column, the engaging lug on the outside of two adjacent upright is staggered, the inside of the engaging lug
It is plugged with connection wire rod.
Preferably, it is electrically connected with light sensing switch on the U-shaped flash lamp.
Preferably, four groups of mounting holes are symmetrically installed with the top corner of the base, and the bottom of base is pasted with and subtracted
Shake rubber blanket.
Preferably, the stopper slot is concave character type, and the inner surface of stopper slot is pasted with and is coated with alundum (Al2O3) wearing layer
Stress bar.
Preferably, the limited block is at least arranged with six, and every two groups of limited blocks are to being referred to as one group.
Preferably, the surface of the cross bar is provided with the through hole with rubber washer corresponding with U-shaped flash lamp, and U-shaped dodges
The bottom of light lamp is threaded with nut.
Preferably, cover plate is hinged with the top of the column, the cover plate is fixed with the column top by latch.
Preferably, the middle part of the engaging lug is provided with the threaded connection hole corresponding with connection wire rod size.
The present invention also provides a kind of installation method of guard rail for building, comprises the following steps：
S1, first slided in the stopper slot on the inside of two groups of base upper pillar stands and is put into the cross bar that both ends carry limited block, and with spacing
Bolt fixes the position of limited block；
On S2, the cover plate lid that column top is hinged after cross bar is fixed, recycle bearing pin that the cover plate is fixed on into institute
State on column；
S3, U-shaped flash lamp is inserted in the through hole of rail surface, and the bottom of U-shaped flash lamp is fixed on column bottom with nut
The cross bar bottom at end, the electric wire of the U-shaped flash lamp is connected with the battery inside column and solar panel respectively, it is complete
Into the installation of one group of guardrail；
S4 then by the above method continue assembling guardrail and by the engaging lug on the outside of column and connection wire rod mounted
Every group of guardrail links together, until the total length of guard rail and the length of demand are identical；
S5, finally base is being fixed with bolt the installation that can complete construction safety column.
The technique effect and advantage of the present invention：A kind of guard rail for building proposed by the present invention, compared with prior art, knot
Structure designs advantages of simple, the protection effect of guard rail can be improved by cross bar and U-shaped flash lamp, while the end of cross bar passes through
Stopper slot on the inside of limited block and column is slidably connected can be in order to the regulation and dismounting of cross bar, company with threaded hole on the outside of column
Lug can be in order to the connection between column, consequently facilitating the regulation of guard rail length, improves the globality of guard rail, safety is surely
It is fixed, it is applied widely；Moreover, U-shaped flash lamp is additionally provided with guard rail of the invention, can be with by U-shaped flash lamp
When neighbouring giving a warning property of human or animal is glistened.Meanwhile the U-shaped flash lamp is electrically connected with the battery and/or too
Positive energy cell panel, so, can provide electric energy, for its work by battery and solar panel for U-shaped flash lamp.
A kind of installation method for guard rail for building that the present invention also proposes, simple to operate, step is few, convenient disassembly, into
This is low, is easy to the movement of guard rail to be adapted to different majors operating personnel's crossed construction, and protection effect is good, is advantageous to promote and general
And.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the sectional view of the present invention；
Fig. 3 is the scheme of installation of the present invention.
In figure：1 base, 2 columns, 3 stopper slots, 4 limited blocks, 5 cross bars, U-shaped flash lamp 6,7 cover plates, 8 engaging lugs, 9 connections
Screw mandrel, 10 caging bolts, connector 11.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Herein
Described specific embodiment only to explain the present invention, is not intended to limit the present invention.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, belongs to this hair
The scope of bright protection.
The invention provides a kind of guard rail for building as Figure 1-3, wherein, Fig. 1 is the structural representation of the present invention
Figure, including base 1, four groups of mounting holes are symmetrically installed with the top corner of the base 1, and the bottom of base 1 is pasted with and subtracted
Shake rubber blanket（Not shown in figure）, can both cause base 1 to fix more firm, and be also beneficial to guard rail resistance to a certain degree
Vibration.
In addition, the top of the base 1 is welded with column 2, the column 2 is internally provided with battery（Do not show in figure
Go out）, outer surface is provided with solar panel（Not shown in figure）, the inner side of the column 2 is provided with stopper slot 3, such as Fig. 2 institutes
Show, wherein, Fig. 2 is the sectional view of the present invention.The stopper slot 3 is concave character type, and the internal slide connection of the stopper slot 3 is limited
Position block 4.The design of concave shape stopper slot 3 is easy to limited block 4 being fixed in stopper slot 3, avoids limited block 4 in stopper slot 3
Rock.
In addition, the inner surface of stopper slot 3 is pasted with the stress bar for being coated with alundum (Al2O3) wearing layer, limited block is dismounted every time
When 4, stopper slot 3 can all be worn, paste the anti-wear performance of wear-resisting stress bar increase stopper slot 3, extend its use
Life-span.
It should be noted that the limited block 4 is at least arranged with six, and every two groups of limited blocks 4 are to being referred to as one group, institute
State and cross bar 5 is installed with by connector 11 between the end of limited block 4, the profile of limited block 4 and the profile of cross bar 5 can be with
Difference, in this manner it is possible to adjust the pattern of cross bar 5 according to real needs, here, to the specific constructive form of connector 11 with
And the mode of connection cross bar 5 and limited block 4 is not particularly limited, as long as can realize above-mentioned function in the guarantor of the application request
Within the scope of shield.
It should be noted that the surface activity of the cross bar 5 is plugged with U-shaped flash lamp 6, the U-shaped flash lamp 6 electrically connects
The battery and solar panel are connect, neighbouring giving a warning property of human or animal can be dodged at any time by U-shaped flash lamp 6
Light.Meanwhile the U-shaped flash lamp 6 is electrically connected with the battery and/or solar panel, so, battery can be passed through
It is that U-shaped flash lamp 6 provides electric energy with solar panel, for its work.Certainly, U-shaped flash lamp 6 can only be electrically connected with electric power storage
Pond, solar panel are storage battery power supply, and then battery is electrically connected with U-shaped flash lamp 6, are powered for U-shaped flash lamp 6.
Solar panel directly can also power for U-shaped flash lamp 6.
Light sensing switch is electrically connected with the U-shaped flash lamp 6（Not shown in figure）, light sensation is opened when dim
Close and automatically turn on so that U-shaped flash lamp 6 is connected with battery or solar panel, and when light brightens, light sensing switch is certainly
It is dynamic to close, allow U-shaped flash lamp 6 to be stopped.Realize automatically controlling for U-shaped flash lamp 6.Here the concrete structure of light sensing switch
Form and connected mode do not do specific requirement, as long as can realize above-mentioned function within the scope of the application is claimed.
The surface of the cross bar 5 is provided with the through hole with rubber washer corresponding with U-shaped flash lamp 6, and U-shaped flash lamp 6
Bottom be threaded with nut, convenient that U-shaped flash lamp 6 is fixed on cross bar 5, the rubber washer set on cross bar 5 can be with
It is stronger that U-shaped flash lamp 6 is fixed on cross bar 5, avoid it from rocking.The front of the column 2 be threaded with it is spacing
The corresponding caging bolt 10 of block 4, for limited block 4 to be fixed on into column 2.
Another, the top outer of the column 2 is hinged with cover plate 7 by articulated elements, and the cover plate 7 pushes up with the column 2
End is fixed by latch, and opening cover plate 7 can be put into battery and overhaul.
In addition, engaging lug 8, the engaging lug 8 in the outside of two adjacent upright 2 are welded with the outside of the column 2
It is staggered, the inside of the engaging lug 8 is plugged with connection wire rod 9.Specifically, the engaging lug 8 is on two groups of outsides of column 2
Under be staggered, the middle part of engaging lug 8 is provided with the threaded connection hole corresponding with the size of connection wire rod 9.In this way, it can make
The engaging lug 8 obtained on two adjacent columns 2 is interactively with each other, and the hole of engaging lug 8 is relative up and down, then leading screw 9 is inserted into engaging lug 8
Two adjacent upright posts 2 are fixed in hole.As shown in figure 3, wherein, Fig. 3 is the scheme of installation of the present invention.
The present invention also provides a kind of installation method of guard rail for building, comprises the following steps：
S1, first slided in the stopper slot on the inside of two groups of base upper pillar stands and is put into the cross bar that both ends carry limited block, and with spacing
Bolt fixes the position of limited block；
On S2, the cover plate lid that column top is hinged after cross bar is fixed, cover plate is fixed on by column top by latch；
S3, U-shaped flash lamp is inserted in the through hole of rail surface, and the bottom of U-shaped flash lamp is fixed on column bottom with nut
The cross bar bottom at end, the electric wire of the U-shaped flash lamp is connected with the battery inside column and solar panel respectively, it is complete
Into the installation of one group of guardrail；
S4 then by the above method continue assembling guardrail and by the engaging lug on the outside of column and connection wire rod mounted
Every group of guardrail links together, until the total length of guard rail and the length of demand are identical；
S5, finally base is being fixed with bolt the installation that can complete construction safety column..
A kind of guard rail for building proposed by the present invention, compared with prior art, structure design advantages of simple, passes through cross bar
Can improve the protection effect of guard rail with U-shaped flash lamp, at the same the end of cross bar by limited block with it is spacing on the inside of column
Groove is slidably connected can be in order to the regulation and dismounting of cross bar, and engaging lug with threaded hole can be in order between column on the outside of column
Connection, consequently facilitating the regulation of guard rail length, the globality of guard rail is improved, safety and stability is applied widely.
Moreover, U-shaped flash lamp is additionally provided with guard rail of the invention, can be at any time to attached by U-shaped flash lamp
Near giving a warning property of human or animal flash of light.Meanwhile the U-shaped flash lamp is electrically connected with the battery and/or solar-electricity
Pond plate, so, electric energy can be provided for U-shaped flash lamp by battery and solar panel, for its work.The present invention also carries
A kind of installation method of the guard rail for building gone out, simple to operate, step is few, and convenient disassembly, cost is low, is easy to the shifting of guard rail
Dynamic suitable different majors operating personnel's crossed construction, protection effect is good, is advantageous to popularize.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (9)
1. a kind of guard rail for building, including base（1）, it is characterised in that：The base（1）Top be welded with column（2）,
The column（2）Battery is internally provided with, outer surface is provided with solar panel, the column（2）Inner side be provided with
Stopper slot（3）, the stopper slot（3）Internal slide be connected with limited block（4）, the limited block（4）End between pass through
Connector（11）It is installed with cross bar（5）, the cross bar（5）Surface activity be plugged with U-shaped flash lamp（6）, the U-shaped sudden strain of a muscle
Light lamp（6）It is electrically connected with the battery and/or solar panel, the column（2）Front be threaded with it is spacing
Block（4）Corresponding caging bolt（10）, the column（2）Top outer cover plate is hinged with by articulated elements（7）, it is described vertical
Post（2）Outside be welded with engaging lug（8）, two adjacent upright（2）The engaging lug in outside（8）It is staggered, the connection
Ear（8）Inside be plugged with connection wire rod（9）.
A kind of 2. guard rail for building according to claim 1, it is characterised in that：The U-shaped flash lamp（6）On electrically connect
It is connected to light sensing switch.
A kind of 3. guard rail for building according to claim 1, it is characterised in that：The base（1）Top corner at
It is symmetrically installed with four groups of mounting holes, and base（1）Bottom be pasted with yielding rubber pad.
A kind of 4. guard rail for building according to claim 1, it is characterised in that：The stopper slot（3）For concave character type, and
Stopper slot（3）Inner surface be pasted with the stress bar for being coated with alundum (Al2O3) wearing layer.
A kind of 5. guard rail for building according to claim 1, it is characterised in that：The limited block（4）At least symmetrically set
There are six, and every two groups of limited blocks（4）To being referred to as one group.
A kind of 6. guard rail for building according to claim 1, it is characterised in that：The cross bar（5）Surface be provided with and U
Shape flash lamp（6）The corresponding through hole with rubber washer, and U-shaped flash lamp（6）Bottom be threaded with nut.
A kind of 7. guard rail for building according to claim 1, it is characterised in that：The column（2）Top be hinged with
Cover plate（7）, the cover plate（7）With the column（2）Top is fixed by latch.
A kind of 8. guard rail for building according to claim 1, it is characterised in that：The engaging lug（8）Middle part
It is provided with and connection wire rod（9）The corresponding threaded connection hole of size.
A kind of 9. installation method of the guard rail for building described in claim 1, it is characterised in that：Comprise the following steps：
S1, first slided in the stopper slot on the inside of two groups of base upper pillar stands and is put into the cross bar that both ends carry limited block, and with spacing
Bolt fixes the position of limited block；
On S2, the cover plate lid that column top is hinged after cross bar is fixed, cover plate is fixed on by column top by latch；
S3, U-shaped flash lamp is inserted in the through hole of rail surface, and the bottom of U-shaped flash lamp is fixed on column bottom with nut
The cross bar bottom at end, the electric wire of the U-shaped flash lamp is connected with the battery inside column and solar panel respectively, it is complete
Into the installation of one group of guardrail；
S4 then by the above method continue assembling guardrail and by the engaging lug on the outside of column and connection wire rod mounted
Every group of guardrail links together, until the total length of guard rail and the length of demand are identical；
S5, finally base is being fixed with bolt the installation that can complete construction safety column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710395203.9A CN107419914B (en) | 2017-05-30 | 2017-05-30 | A kind of protective fence for building and its installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710395203.9A CN107419914B (en) | 2017-05-30 | 2017-05-30 | A kind of protective fence for building and its installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107419914A true CN107419914A (en) | 2017-12-01 |
| CN107419914B CN107419914B (en) | 2018-11-13 |
Family
ID=60429157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710395203.9A Active CN107419914B (en) | 2017-05-30 | 2017-05-30 | A kind of protective fence for building and its installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107419914B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252244A (en) * | 2018-02-08 | 2018-07-06 | 齐鲁交通发展集团有限公司 | A kind of protective fence |
| CN108298185A (en) * | 2018-04-11 | 2018-07-20 | 苏州卡笛牛环保科技有限公司 | A kind of multi-functional turnover box |
| CN109083501A (en) * | 2018-09-08 | 2018-12-25 | 金伟明 | A kind of environmentally friendly sound insulation guardrail of construction |
| CN111792171A (en) * | 2020-07-07 | 2020-10-20 | 温州职业技术学院 | Furniture production is with anticollision transport belt protection device |
| CN112962994A (en) * | 2021-02-04 | 2021-06-15 | 中建新疆建工集团第五建筑工程有限公司 | Edge opening protection device and protection method |
| CN114769992A (en) * | 2022-04-01 | 2022-07-22 | 湖南沃晟凯科技有限公司 | Tower crane ladder assembling and welding die and assembling and welding process |
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| CN111792171A (en) * | 2020-07-07 | 2020-10-20 | 温州职业技术学院 | Furniture production is with anticollision transport belt protection device |
| CN111792171B (en) * | 2020-07-07 | 2021-11-09 | 温州职业技术学院 | Furniture production is with anticollision transport belt protection device |
| CN112962994A (en) * | 2021-02-04 | 2021-06-15 | 中建新疆建工集团第五建筑工程有限公司 | Edge opening protection device and protection method |
| CN114769992A (en) * | 2022-04-01 | 2022-07-22 | 湖南沃晟凯科技有限公司 | Tower crane ladder assembling and welding die and assembling and welding process |
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| Publication number | Publication date |
|---|---|
| CN107419914B (en) | 2018-11-13 |
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Effective date of registration: 20180920 Address after: 100000 room 2, 1, unit 201, 315 building, Li Ze Xi garden, Chaoyang District, Beijing. Applicant after: Beijing Di Mai Building Decoration Engineering Co., Ltd. Address before: 102419 No. 3, No. 10, four district, four village, Xiyuan village, Da'an Mountain Township, Fangshan District, Beijing. Applicant before: Dong Jinglong |
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