CN209686993U - Safety device is used in a kind of construction of extra-high voltage environment - Google Patents
Safety device is used in a kind of construction of extra-high voltage environment Download PDFInfo
- Publication number
- CN209686993U CN209686993U CN201920299997.3U CN201920299997U CN209686993U CN 209686993 U CN209686993 U CN 209686993U CN 201920299997 U CN201920299997 U CN 201920299997U CN 209686993 U CN209686993 U CN 209686993U
- Authority
- CN
- China
- Prior art keywords
- column
- spring
- snap fit
- fixedly connected
- fit joint
- 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
Links
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a kind of extra-high voltage environment construction safety devices, including protective fence and handrail base, the protective fence includes lateral guardrail, profile barrier, bindiny mechanism, the transverse direction guardrail is fixedly connected by bindiny mechanism with profile barrier, the bindiny mechanism includes clamping close device and stretching device, pass through the clamping close device and stretching device of design, when in use, handle is pulled to exit the sliding shoe at connecting rod both ends between baffle, retention bead is set to retract the inside of snap fit joint under the effect of the first spring, in order in snap fit joint insertion link slot, after decontroling handle, under the first spring and second spring collective effect, retention bead is set to carry out through the circular through hole on the first column stuck, to make installation and removal process simple and clear, improve construction efficiency, save a large amount of manpower and time.
Description
Technical field
The utility model belongs to technical field of electric power construction, and in particular to a kind of extra-high voltage environment construction is filled with security protection
It sets.
Background technique
There are use, such as a power plant in construction safety protection column at many scenes, construction site, around charging equipment, matches
Electric-examination is repaired, and product has the multiple types such as all insulation, stainless steel, light-weight, small in size, easy to carry, bright in luster eye-catching, hard
Gu it is durable, it is suitble to various topography and geomorphologies to use, construction site is extrahazardous place, once having pedestrian to enter will result in nothing
The consequence that method is retrieved, and the effect on construction safety protection column is installed, it exactly allows pedestrian to generate and fears sense, do not enter construction site.
The junction on existing construction safety protection column, railing is attached fixation using more bolt, causes to install
In the process, it needs to be tightened one by one using spanner, in disassembly process, and needs to be unscrewed one by one using spanner, movement weight
Multiple, cumbersomeization wastes the plenty of time of construction, and construction efficiency is low, and bolt fastening structure is after installation and removal repeatedly, also
The case where bolt stripped thread can be generated, thus the problem of causing junction that can not dismantle, thus it is proposed that a kind of extra-high voltage environment
Safety device is used in construction.
Utility model content
The purpose of this utility model is to provide a kind of extra-high voltage environment construction safety devices, to solve above-mentioned back
It is proposed that existing construction safety protection column, the junction of railing are attached fixation using more bolt, cause in scape technology
It in installation process, needs to be tightened one by one using spanner, in disassembly process, and needs to be unscrewed one by one using spanner, move
It repeats, cumbersomeization, wastes the plenty of time of construction, and construction efficiency is low, bolt fastening structure is in installation and removal repeatedly
Afterwards, the case where also generating bolt stripped thread, thus the problem of causing junction that can not dismantle.
To achieve the above object, the utility model provides the following technical solutions: a kind of extra-high voltage environment construction is anti-with safety
Protection unit, including protective fence and handrail base, the protective fence include lateral guardrail, profile barrier, bindiny mechanism, the transverse direction
Guardrail is fixedly connected by bindiny mechanism with profile barrier, and the bindiny mechanism includes clamping close device and stretching device, the card
It attaches together and sets including the first column, the second column, retention bead, snap fit joint, the first spring, baffle, the two of the profile barrier
End welding is provided with the first column, and the side connecting on first column with the second column offers link slot, and described first
Two sides on column close to link slot offer circular through hole, and the both ends welding of the transverse direction guardrail is provided with the second column, institute
It states the side connecting on the second column with the first column and is fixedly connected and be provided with snap fit joint, and snap fit joint and link slot phase
Match, the two sides of the snap fit joint are offered to be arranged with circular through hole corresponding on the first column, the inside of the snap fit joint
There are retention bead, the first spring, baffle, the baffle is connect by the first spring with snap fit joint, and the two of first spring
End is fixedly connected with baffle and snap fit joint respectively, and the lower end of the baffle, which is fixedly connected, is provided with retention bead, the limit
Protrusion is sequentially passed through in the circular through hole on snap fit joint and the first column, and the stretching device includes handle, second spring, company
Extension bar, sliding shoe, second column are internally provided with second spring, connecting rod, the connecting rod by second spring with
The connection of second column, the both ends of the second spring are fixedly connected with connecting rod and the second column respectively, solid in the connecting rod
Surely it is connected with handle, the both ends of the connecting rod, which are fixedly connected, is provided with sliding shoe.
Preferably, the handrail base upper surface offers circular trough, and matches with the first column, the handrail base
Upper end be provided with limiting device, the handrail base is fixedly connected by limiting device with the first column, the limiting device
Including lock pin, cap, third spring, rubber sheet gasket are drawn, is socketed with third spring, rubber sheet gasket, the third bullet on the lock pin
One end of spring is fixedly connected with lock pin, and the other end of the third spring is fixedly connected with the inner wall of handrail base, the lock pin
Upper one end close to rubber sheet gasket, which is fixedly connected, is provided with drawing cap, and first column lower end side offers circular through hole, institute
The upper end side for stating handrail base is provided with circular through hole, and the lock pin is logical through the circle of handrail base and the first column
Hole.
Preferably, the link slot is that two connected rectangular channels are constituted, and the width of the rectangular channel of lower section is top square
The half of the width of shape slot.
Preferably, the baffle side is ramp structure, and the side of the sliding shoe is provided with corresponding with baffle oblique
Slope structure.
Preferably, the snap fit joint is provided with eight, and snap fit joint described in every two constitutes one group, and same group two
Snap fit joint is located at the both ends of the second column.
Preferably, the second spring is provided with 16, and every four second springs constitute one group, and are distributed two-by-two
In the two sides of handle.
Preferably, on second column close to the setting of the side of handle there are two circular hole, setting is bonded on the handle
There is Anti-slip cover.
Compared with prior art, the utility model has the beneficial effects that
(1) by the clamping close device and stretching device of design, when in use, handle is pulled to make the sliding shoe at connecting rod both ends
It exits between baffle, retention bead is made to retract the inside of snap fit joint under the effect of the first spring, in order to snap fit joint insertion
In link slot, after decontroling handle, under the first spring and second spring collective effect, enable retention bead through the first column
On circular through hole carry out stuck, to make installation and removal process simple and clear, improve construction efficiency, save a large amount of
Manpower and time.
(2) by the handrail base of design, in use, it is only necessary to tear and draw cap that lock pin is made to exit handrail base
In circular trough, the first column is placed in the circular trough of handrail base, then decontrols drawing cap, under the effect of third spring, lock pin
It is locked through the circular through hole on the first column, simplifies installation and removal, improve construction efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is structural schematic diagram at the A of the utility model；
Fig. 3 is side structure schematic view inside second column of the utility model；
Fig. 4 is the second column inside top structural schematic diagram of the utility model；
Fig. 5 is the handrail base overlooking structure diagram of the utility model；
Fig. 6 is the handrail base side structure schematic view of the utility model；
Fig. 7 is the handrail base broken section structural schematic diagram of the utility model；
In figure: 1, protective fence；2, lateral guardrail；3, profile barrier；4, the first column；5, the second column；6, handle；7, it limits
Position protrusion；8, snap fit joint；9, the first spring；10, second spring；11, baffle；12, connecting rod；13, sliding shoe；14, railing
Pedestal；15, lock pin；16, cap is drawn；17, third spring；18, rubber sheet gasket.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Please refer to Fig. 1 to Fig. 7, the utility model provides a kind of technical solution: a kind of extra-high voltage environment construction is anti-with safety
Protection unit, including protective fence 1 and handrail base 14, protective fence 1 include lateral guardrail 2, profile barrier 3, bindiny mechanism, are laterally protected
Column 2 is fixedly connected by bindiny mechanism with profile barrier 3, and bindiny mechanism includes clamping close device and stretching device, clamping close device packet
Include the first column 4, the second column 5, retention bead 7, snap fit joint 8, the first spring 9, baffle 11, the both ends weldering of profile barrier 3
It connects and is provided with the first column 4, the side connecting on the first column 4 with the second column 5 offers link slot, leans on the first column 4
The two sides of nearly link slot offer circular through hole, and the both ends welding of lateral guardrail 2 is provided with the second column 5, on the second column 5 with
The side of first column 4 connection, which is fixedly connected, is provided with snap fit joint 8, and snap fit joint 8 matches with link slot, snap fit joint
8 two sides, which are offered, is internally provided with retention bead 7, first with corresponding circular through hole on the first column 4, snap fit joint 8
Spring 9, baffle 11, baffle 11 are connect by the first spring 9 with snap fit joint 8, the both ends of the first spring 9 respectively with baffle 11 and
Snap fit joint 8 is fixedly connected, and the lower end of baffle 11, which is fixedly connected, is provided with retention bead 7, and retention bead 7 is sequentially passed through in engaging
Circular through hole on connector 8 and the first column 4, stretching device include handle 6, second spring 10, connecting rod 12, sliding shoe 13,
Second column 5 is internally provided with second spring 10, connecting rod 12, and connecting rod 12 is connected by second spring 10 and the second column 5
It connects, the both ends of second spring 10 are fixedly connected with connecting rod 12 and the second column 5 respectively, are fixedly connected and are provided in connecting rod 12
Handle 6, the both ends of connecting rod 12, which are fixedly connected, is provided with sliding shoe 13, by pulling handle 6 to make the sliding at 12 both ends of connecting rod
Block 13 exits between baffle 11, so that retention bead 7 is retracted the inside of snap fit joint 8, under the effect of the first spring 9 in order to engage
Connector 8 is inserted into link slot, and then decontroling handle 6 makes retention bead 7 under 10 collective effect of the first spring 9 and second spring
Through the circular through hole on the first column 4, to carry out stuck, installation and removal process can be kept simple and clear, improve and apply
Work efficiency rate saves a large amount of manpower and time.
In the present embodiment, it is preferred that link slot is that two connected rectangular channels are constituted, and the width of the rectangular channel of lower section is
The half of the width of top rectangular channel slides into the rectangular channel of lower section convenient for snap fit joint 8, is engaged.
In the present embodiment, it is preferred that 11 side of baffle is ramp structure, and the side of sliding shoe 13 is provided with and 11 phase of baffle
Corresponding ramp structure gives the power of 11 1 vertical directions of baffle convenient for sliding shoe 13.
In the present embodiment, it is preferred that snap fit joint 8 is provided with eight, and every two snap fit joint 8 constitutes one group, and same
Two snap fit joints 8 of group are located at the both ends of the second column 5, are convenient for 5 stable connection of the first column 4 and the second column.
In the present embodiment, it is preferred that second spring 10 is provided with 16, and every four second springs 10 constitute one group, and
It is distributed in the two sides of handle 6 two-by-two, when pulling connecting rod 12 convenient for handle 6,12 uniform force of connecting rod is not easy to tilt.
In the present embodiment, it is preferred that glued on handle 6 close to the setting of the side of handle 6 there are two circular hole on the second column 5
Knot is provided with Anti-slip cover, not easily to fall off when making to pull handle 6.
Embodiment 2
Please refer to Fig. 1 to Fig. 7, the utility model provides a kind of technical solution: a kind of extra-high voltage environment construction is anti-with safety
Protection unit, including protective fence 1 and handrail base 14, protective fence 1 include lateral guardrail 2, profile barrier 3, bindiny mechanism, are laterally protected
Column 2 is fixedly connected by bindiny mechanism with profile barrier 3, and bindiny mechanism includes clamping close device and stretching device, clamping close device packet
Include the first column 4, the second column 5, retention bead 7, snap fit joint 8, the first spring 9, baffle 11, the both ends weldering of profile barrier 3
It connects and is provided with the first column 4, the side connecting on the first column 4 with the second column 5 offers link slot, leans on the first column 4
The two sides of nearly link slot offer circular through hole, and the both ends welding of lateral guardrail 2 is provided with the second column 5, on the second column 5 with
The side of first column 4 connection, which is fixedly connected, is provided with snap fit joint 8, and snap fit joint 8 matches with link slot, snap fit joint
8 two sides, which are offered, is internally provided with retention bead 7, first with corresponding circular through hole on the first column 4, snap fit joint 8
Spring 9, baffle 11, baffle 11 are connect by the first spring 9 with snap fit joint 8, the both ends of the first spring 9 respectively with baffle 11 and
Snap fit joint 8 is fixedly connected, and the lower end of baffle 11, which is fixedly connected, is provided with retention bead 7, and retention bead 7 is sequentially passed through in engaging
Circular through hole on connector 8 and the first column 4, stretching device include handle 6, second spring 10, connecting rod 12, sliding shoe 13,
Second column 5 is internally provided with second spring 10, connecting rod 12, and connecting rod 12 is connected by second spring 10 and the second column 5
It connects, the both ends of second spring 10 are fixedly connected with connecting rod 12 and the second column 5 respectively, are fixedly connected and are provided in connecting rod 12
Handle 6, the both ends of connecting rod 12, which are fixedly connected, is provided with sliding shoe 13, by pulling handle 6 to make the sliding at 12 both ends of connecting rod
Block 13 exits between baffle 11, so that retention bead 7 is retracted the inside of snap fit joint 8, under the effect of the first spring 9 in order to engage
Connector 8 is inserted into link slot, and then decontroling handle 6 makes retention bead 7 under 10 collective effect of the first spring 9 and second spring
Through the circular through hole on the first column 4, to carry out stuck, installation and removal process can be kept simple and clear, improve and apply
Work efficiency rate saves a large amount of manpower and time.
In the present embodiment, it is preferred that 14 upper surface of handrail base offers circular trough, and matches with the first column 4, column
The upper end of bar pedestal 14 is provided with limiting device, and handrail base 14 is fixedly connected by limiting device with the first column 4, limit dress
It sets including lock pin 15, draw cap 16, third spring 17, rubber sheet gasket 18, be socketed with third spring 17, rubber sheet gasket on lock pin 15
18, one end of third spring 17 is fixedly connected with lock pin 15, and the inner wall of the other end and handrail base 14 of third spring 17 is fixed
It connects, one end on lock pin 15 close to rubber sheet gasket 18, which is fixedly connected to be provided with, draws cap 16, and 4 lower end side of the first column offers
Circular through hole, the upper end side of handrail base 14 are provided with circular through hole, and lock pin 15 is through handrail base 14 and the first column 4
Circular through hole, by tear draw cap 16 exit lock pin 15 in the circular trough of handrail base 14, then the first column 4 is placed
It in the circular trough of handrail base, then decontrols and draws cap 16, under the effect of third spring 17, lock pin 15 is through on the first column 4
Circular through hole locked, simplify installation and removal, improve construction efficiency.
In the present embodiment, it is preferred that link slot is that two connected rectangular channels are constituted, and the width of the rectangular channel of lower section is
The half of the width of top rectangular channel slides into the rectangular channel of lower section convenient for snap fit joint 8, is engaged.
In the present embodiment, it is preferred that 11 side of baffle is ramp structure, and the side of sliding shoe 13 is provided with and 11 phase of baffle
Corresponding ramp structure gives the power of 11 1 vertical directions of baffle convenient for sliding shoe 13.
In the present embodiment, it is preferred that snap fit joint 8 is provided with eight, and every two snap fit joint 8 constitutes one group, and same
Two snap fit joints 8 of group are located at the both ends of the second column 5, are convenient for 5 stable connection of the first column 4 and the second column.
In the present embodiment, it is preferred that second spring 10 is provided with 16, and every four second springs 10 constitute one group, and
It is distributed in the two sides of handle 6 two-by-two, when pulling connecting rod 12 convenient for handle 6,12 uniform force of connecting rod is not easy to tilt.
In the present embodiment, it is preferred that glued on handle 6 close to the setting of the side of handle 6 there are two circular hole on the second column 5
Knot is provided with Anti-slip cover, not easily to fall off when making to pull handle 6.
The working principle and process for using of the utility model: when the utility model is installed, cap 16 is drawn to make by tearing first
Lock pin 15 exits in the circular trough of handrail base 14, and the first column 4 on profile barrier 3 is then placed in the circle of handrail base
It in slot, then decontrols and draws cap 16, under the effect of third spring 17, lock pin 15 is carried out through the circular through hole on the first column 4
It is locked, after handrail base 14 all installs, lateral guardrail 2 is lifted, then handle 6 on the second column 5 is pulled to make connecting rod
The sliding shoe 13 at 12 both ends exits between baffle 11, retracts retention bead 7 in snap fit joint 8 under the effect of the first spring 9
Portion is inserted into snap fit joint 8 in link slot, and then decontrol handle 6 makes under 10 collective effect of the first spring 9 and second spring
Retention bead 7, to be engaged, can finally repeat to chat step completion laterally through the circular through hole on the first column 4
The installation of guardrail 2.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of construction of extra-high voltage environment safety device, including protective fence (1) and handrail base (14), the protective fence
It (1) include lateral guardrail (2), profile barrier (3), bindiny mechanism, the transverse direction guardrail (2) passes through bindiny mechanism and profile barrier
(3) it is fixedly connected, it is characterised in that: the bindiny mechanism includes clamping close device and stretching device, and the clamping close device includes the
One column (4), the second column (5), retention bead (7), snap fit joint (8), the first spring (9), baffle (11), longitudinal shield
The both ends welding on column (3) is provided with the first column (4), and the side connecting on first column (4) with the second column (5) opens up
There is a link slot, the two sides on first column (4) close to link slot offer circular through hole, and the two of the transverse direction guardrail (2)
End welding is provided with the second column (5), and the side connecting on second column (5) with the first column (4) is fixedly connected with setting
Have snap fit joint (8), and snap fit joint (8) matches with link slot, the two sides of the snap fit joint (8) are offered stands with first
Corresponding circular through hole on column (4), the snap fit joint (8) are internally provided with retention bead (7), the first spring (9), baffle
(11), the baffle (11) is connect by the first spring (9) with snap fit joint (8), the both ends of first spring (9) respectively with
Baffle (11) is fixedly connected with snap fit joint (8), and the lower end of the baffle (11), which is fixedly connected, is provided with retention bead (7), institute
It states retention bead (7) to sequentially pass through in the circular through hole on snap fit joint (8) and the first column (4), the stretching device includes
Handle (6), second spring (10), connecting rod (12), sliding shoe (13), second column (5) are internally provided with the second bullet
Spring (10), connecting rod (12), the connecting rod (12) are connect by second spring (10) with the second column (5), second bullet
The both ends of spring (10) are fixedly connected with connecting rod (12) and the second column (5) respectively, are fixedly connected and are set on the connecting rod (12)
It is equipped with handle (6), the both ends of the connecting rod (12), which are fixedly connected, is provided with sliding shoe (13).
2. a kind of extra-high voltage environment construction safety device according to claim 1, it is characterised in that: the railing
Pedestal (14) upper surface offers circular trough, and matches with the first column (4), and the upper end of the handrail base (14) is provided with
Limiting device, the handrail base (14) are fixedly connected by limiting device with the first column (4), and the limiting device includes lock
It sells (15), draw cap (16), third spring (17), rubber sheet gasket (18), be socketed with third spring (17), rubber on the lock pin (15)
One end of glue gasket (18), the third spring (17) is fixedly connected with lock pin (15), the other end of the third spring (17)
It is fixedly connected with the inner wall of handrail base (14), one end on the lock pin (15) close to rubber sheet gasket (18) is fixedly connected with setting
Have drawing cap (16), the first column (4) lower end side offers circular through hole, and the upper end side of the handrail base (14) is set
It is equipped with circular through hole, circular through hole of the lock pin (15) through handrail base (14) and the first column (4).
3. a kind of extra-high voltage environment construction safety device according to claim 1, it is characterised in that: the connection
Slot is that two connected rectangular channels are constituted, and the width of the rectangular channel of lower section is the half of the width of top rectangular channel.
4. a kind of extra-high voltage environment construction safety device according to claim 1, it is characterised in that: the baffle
(11) side is ramp structure, and the side of the sliding shoe (13) is provided with ramp structure corresponding with baffle (11).
5. a kind of extra-high voltage environment construction safety device according to claim 1, it is characterised in that: the engaging
Connector (8) is provided with eight, and snap fit joint described in every two (8) constitutes one group, and same group of two snap fit joint (8) are located at the
The both ends of two columns (5).
6. a kind of extra-high voltage environment construction safety device according to claim 1, it is characterised in that: described second
Spring (10) is provided with 16, and every four second springs (10) constitute one group, and are distributed in the two of handle (6) two-by-two
Side.
7. a kind of extra-high voltage environment construction safety device according to claim 1, it is characterised in that: described second
Side setting on column (5) close to handle (6) is there are two circular hole, and bonding is provided with Anti-slip cover on the handle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920299997.3U CN209686993U (en) | 2019-03-11 | 2019-03-11 | Safety device is used in a kind of construction of extra-high voltage environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920299997.3U CN209686993U (en) | 2019-03-11 | 2019-03-11 | Safety device is used in a kind of construction of extra-high voltage environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209686993U true CN209686993U (en) | 2019-11-26 |
Family
ID=68604392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920299997.3U Active CN209686993U (en) | 2019-03-11 | 2019-03-11 | Safety device is used in a kind of construction of extra-high voltage environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209686993U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115285898A (en) * | 2022-06-30 | 2022-11-04 | 满洲里达赉湖热电有限公司 | Protector is used in operation maintenance of power plant electrical equipment |
-
2019
- 2019-03-11 CN CN201920299997.3U patent/CN209686993U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115285898A (en) * | 2022-06-30 | 2022-11-04 | 满洲里达赉湖热电有限公司 | Protector is used in operation maintenance of power plant electrical equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209686993U (en) | Safety device is used in a kind of construction of extra-high voltage environment | |
| CN101834416A (en) | Equipment and construction method for live repairing broken strands of overhead ground wires in transmission lines | |
| CN116565775B (en) | Erection equipment for aluminum alloy conductor installation | |
| CN107887857A (en) | One kind is used for the locking support meanss of cable testing bridge | |
| CN204299289U (en) | A kind of safe fence for electric power overhaul, test | |
| CN205611423U (en) | Trees mount is used in gardens | |
| CN202359878U (en) | Buried type expandable insulating rail | |
| CN111395861A (en) | Rail guard for building with adjustable angle | |
| CN207063700U (en) | A kind of easy-to-dismount guard rail of road construction | |
| CN215443497U (en) | Building engineering construction safety control rail | |
| CN214935749U (en) | Electric power overhauls uses construction platform | |
| CN206110843U (en) | Insulating rail of quick installation | |
| CN108199294A (en) | A kind of suspension bridge type dielectric level ladder | |
| CN215671265U (en) | Make things convenient for edge protection railing of dismouting | |
| CN215107086U (en) | Movable scaffold for building | |
| CN207819309U (en) | A suspension bridge type insulating horizontal ladder | |
| CN213171184U (en) | Hoisting trolley for low-space electric panel box | |
| CN214091328U (en) | Water conservancy water and electricity construction safety control rail | |
| CN211201366U (en) | Rail guard convenient to ann tears open | |
| CN210947827U (en) | Outward-picking safety net structure | |
| CN203352074U (en) | Line fixer | |
| CN219773852U (en) | Building construction protection frame | |
| CN220828116U (en) | Recoverable folding safety net device | |
| CN112376890B (en) | An external climbing construction protection platform for high-rise building construction | |
| CN219477456U (en) | Protective device and 10KV line maintenance equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |