CN112482882A - Safety protection device for secondary construction of electric power - Google Patents
Safety protection device for secondary construction of electric power Download PDFInfo
- Publication number
- CN112482882A CN112482882A CN202011398751.5A CN202011398751A CN112482882A CN 112482882 A CN112482882 A CN 112482882A CN 202011398751 A CN202011398751 A CN 202011398751A CN 112482882 A CN112482882 A CN 112482882A
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- sliding
- wall
- locking
- safety protection
- limiting
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
- E04H17/22—Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a safety protection device for secondary power construction, which comprises: a supporting seat; the motor sleeve seat is internally provided with a speed reducing motor, and the top wall of the motor sleeve seat is provided with a bearing; the pipe wall of the supporting sleeve is provided with a limiting groove in a penetrating mode, the inside of the supporting sleeve is connected with a movable liner pipe in a sliding mode, the output end of the speed reducing motor is connected to one end of the threaded shaft through a bearing, the other end of the threaded shaft is fastened with a limiting plug, the inner wall of the movable liner pipe is connected with the outer wall of the limiting plug in a sliding mode, and the speed reducing motor is connected with the outer wall of the threaded shaft through: the threaded shaft is driven to rotate by the speed reducing motor, the limiting strip slides in the limiting groove, and the threaded pipe is linked with the movable liner pipe to slide and lift along the support sleeve, so that the movable liner pipe pushes the safety protection top cover to adjust the height. The safety protection device for secondary power construction can be implemented to quickly adjust the height of the safety protection device and improve the construction efficiency; the structure is simple, and the maintenance is facilitated.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a safety protection device for secondary power construction.
Background
Among the prior art, a safety device for electric power secondary construction is being carried out the application, is difficult to remove the protection position according to the construction demand swiftly, removes very dumb, very inconvenient to whole equipment, is not convenient for change the construction position, leads to the efficiency of construction lower, uses very inconvenient.
Disclosure of Invention
The invention aims to solve the technical problem of providing a safety protection device for secondary power construction, which can quickly adjust the height of the safety protection device and improve the construction efficiency; the structure is simple, and the maintenance is facilitated.
In order to solve the technical problem, the invention provides a safety protection device for secondary power construction, which comprises: a supporting seat; a motor sleeve seat arranged on the supporting seat, wherein a speed reducing motor is arranged in the motor sleeve seat, and a bearing is arranged on the top wall of the motor sleeve seat; the supporting sleeve is arranged on the motor sleeve seat, a limiting groove is formed in the wall of the supporting sleeve in a penetrating mode, a movable liner tube is connected inside the supporting sleeve in a sliding mode, a threaded shaft and a threaded tube matched with the threaded shaft are arranged inside the movable liner tube, the inner wall of the movable liner tube is connected with the threaded tube in an embedded mode, a limiting strip is arranged on the outer wall of the movable liner tube, and the limiting strip is arranged in the limiting groove in a sliding mode; and install the safety protection top cap on the activity bushing pipe, wherein, gear motor's output passes through the bearing and connects in the one end of screw thread axle, and the other end fastening of screw thread axle has a spacing stopper, the inner wall of activity bushing pipe and the outer wall sliding connection of spacing stopper, wherein: the threaded shaft is driven to rotate by the speed reducing motor, the limiting strip slides in the limiting groove, and the threaded pipe is linked with the movable liner pipe to slide and lift along the support sleeve, so that the movable liner pipe pushes the safety protection top cover to adjust the height.
The support sleeve is provided with support ribs which are fixedly connected with a longitudinal plate, side plates are arranged on two sides of the longitudinal plate in a surrounding manner, locking through holes are formed in the side plates in a penetrating manner, and the surface of the sliding bush is fixedly provided with a handheld column; further comprising: the sleeve wall of the sliding bush is penetrated and provided with a communicating hole, the inside of the sliding bush is connected with two sliding plates in a sliding way, and an elastic part is arranged between the two sliding plates; the other side of the sliding plate is fixedly provided with a locking key, the locking key is inserted in the communicating hole and the locking through hole in a sliding mode, the locking key slides in the locking through hole and the communicating hole and pushes the sliding plate to extrude the elastic piece by pressing the locking key, when the locking key slides away from the locking through hole, the handheld column is pushed to link the sliding bush to move up and down in the side plate, and when the locking key is aligned and superposed with the other locking through hole, the elastic piece resets to insert and lock the locking key and the locking through hole, so that the height of the handheld column is adjusted.
Wherein, the surface of the hand-held column is sleeved with a hand-held bush; the end part of the side plate is fixedly provided with a baffle plate; the elastic part is a rubber column.
Wherein, the surface of handheld bush is seted up anti-skidding and is touched the groove, and anti-skidding touches the strip groove of groove for transversely setting up.
Wherein, the locking key is the round axle form, and intercommunicating pore and locking through-hole are circular through-hole.
Wherein, the supporting seat is equipped with electric hydraulic cylinder in, and electric hydraulic cylinder's inside is equipped with output piston push rod, and output piston push rod's bottom is connected with the push pedal, and flexible bushing pipe has been cup jointed to the periphery of push pedal, and the supporting wheel post has been installed to the push pedal bottom surface, and the universal wheel has been installed to the bottom of supporting wheel post, wherein: the output piston is driven by the electric hydraulic cylinder to push the push plate out, the push plate and the telescopic liner tube are linked to slide, the telescopic liner tube slides out of the supporting seat, and the safety protection device is moved by rolling of the universal wheels.
Wherein, spacing vertical slot has been seted up on the surface of flexible bushing pipe, and the supporting seat inner wall is equipped with the stopper, and stopper sliding connection is in the inside of spacing vertical slot.
Wherein, supporting seat and flexible bushing pipe are the pipe column structure respectively, distribute two stoppers in every supporting seat.
Wherein, the support sleeve is provided with a limit strip, and the outer wall of the movable liner tube is provided with a limit groove.
Wherein, the bottom of the supporting seat is sleeved with a lapping sleeve.
The safety protection device for secondary electric power construction has the following beneficial effects: gear motor's output passes through the bearing and connects in the one end of threaded shaft, and the other end fastening of threaded shaft has a spacing stopper, the inner wall of activity bushing pipe and the outer wall sliding connection of spacing stopper, wherein: the threaded shaft is driven to rotate by the speed reducing motor, the limiting strips slide in the limiting grooves, and the threaded pipe is linked with the movable liner pipe to slide and lift along the supporting sleeve, so that the movable liner pipe pushes the safety protection top cover to adjust the height in the vertical direction, the height of the safety protection device can be quickly adjusted, and the construction efficiency is improved; the structure is simple, and the maintenance is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic front view of a safety protection device for secondary power construction according to an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional view of a support seat of a safety protection device for secondary power construction according to an embodiment of the present invention.
Fig. 3 is a schematic sectional view illustrating an assembly of a motor housing and a support sleeve of a safety device for secondary power construction according to an embodiment of the present invention.
Fig. 4 is a schematic cross-sectional structure view of a sliding bush of a safety device for electric power secondary construction according to an embodiment of the present invention.
Fig. 5 is a schematic top view of a support base of a safety protection device for secondary power construction according to an embodiment of the present invention.
Fig. 6 is a schematic top view of a limiting plug of a safety protection device for secondary power construction according to an embodiment of the present invention.
Fig. 7 is a schematic structural view of a non-contact groove of a safety protection device for secondary electric power construction according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 to 7 show a first embodiment of the safety protection device for secondary electric power construction according to the present invention.
A safety device for electric power secondary construction in this embodiment includes: a support base 1;
a motor sleeve seat 3 arranged on the supporting seat 1, a speed reducing motor 17 is arranged inside the motor sleeve seat 3, and a bearing 15 is arranged on the top wall of the motor sleeve seat 3;
install the support sleeve 4 on motor cover seat 3, the pipe wall of support sleeve 4 runs through and has seted up spacing groove 19, the inside sliding connection of support sleeve 4 has movable bushing pipe 5, the inside of movable bushing pipe 5 is equipped with screw shaft 16 and the screwed pipe 18 with screw shaft 16 looks adaptation, the inner wall of movable bushing pipe 5 links to each other with screwed pipe 18 scarf joint, spacing 20 is equipped with to the outer wall of movable bushing pipe 5, spacing 20 slidable installs in spacing groove 19, and
a safety shield top cover 6 mounted on the movable liner 5, wherein: the output of gear motor 17 passes through bearing 15 to be connected in the one end of screw spindle 16, and the other end fastening of screw spindle 16 has a spacing stopper 34, and the inner wall of activity bushing pipe 5 and the outer wall sliding connection of spacing stopper 34, wherein: the threaded shaft 16 is driven to rotate by the speed reducing motor 17, the limiting strip slides in the limiting groove 19, and the threaded pipe 18 is linked with the movable liner pipe 5 to slide and lift along the support sleeve 4, so that the movable liner pipe 5 pushes the safety protection top cover 6 to adjust the height in the vertical direction.
During specific implementation, overlap sleeve 2 has been cup jointed to the bottom of supporting seat 1, the top surface fixed mounting of supporting seat 1 has motor cover seat 3, the top surface fixed mounting of motor cover seat 3 has support sleeve 4, support sleeve 4's inside sliding connection has movable bushing pipe 5, the top fixed mounting of activity bushing pipe 5 has safety protection top cap 6, supporting seat 1, overlap sleeve 2, motor cover seat 3, support sleeve 4 and the quantity of activity bushing pipe 5 are four, and four activity bushing pipes 5 are located the four corners of safety protection top cap 6 bottom surface respectively.
The middle part of 3 roof of motor cover seat runs through and installs bearing 15, 3 roof of motor cover seat is connected with threaded shaft 16 through bearing 15 rotation, bottom fixed mounting in the motor cover seat 3 has gear motor 17, and gear motor 17's output is connected with threaded shaft 16's bottom, threaded shaft 16's top fixed mounting has spacing stopper 34, and the surface of spacing stopper 34 and the inner wall sliding connection of activity bushing pipe 5, the inside fixed screwed pipe 18 that is equipped with of activity bushing pipe 5, the pipe wall of supporting sleeve 4 runs through and has seted up spacing groove 19, the fixed surface of activity bushing pipe 5 installs spacing strip 20, and spacing strip 20 sliding connection is in spacing groove 19, two spacing strips 20 of every supporting sleeve 4's surface equal distribution, and two spacing grooves 19 of every 5 pipe walls of activity bushing pipe.
Drive threaded shaft 16 through gear motor 17 and rotate, can make screwed pipe 18 at threaded shaft 16 surface longitudinal movement, make activity bushing pipe 5 slide in the inside of support sleeve 4, make spacing strip 20 longitudinal sliding in spacing longitudinal groove 19, make activity bushing pipe 5 upwards slide on spacing stopper 34 surface, thereby make activity bushing pipe 5 promote safety protection top cap 7 longitudinal movement steadily, thereby reached the effect of being convenient for highly adjusting protective structure, realized being convenient for carry out the target that changes according to the protection demand, use more nimble, it is more high-efficient.
In other embodiments, the support sleeve 4 may also be provided with a limit strip 20, and the outer wall of the movable liner tube 5 is provided with a limit groove 19, so that the implementation is not affected.
Furthermore, a support rib 21 is arranged on the support sleeve 4, the support rib 21 is fixedly connected with a longitudinal plate 22, side plates 23 are arranged on two sides of the longitudinal plate 22 in a surrounding manner, a locking through hole 24 is formed in each side plate 23 in a penetrating manner, and a handheld column 31 is fixedly arranged on the surface of the sliding bush 26;
the sliding bush comprises a sliding bush 26, a communicating hole 27 is arranged on the wall of the sliding bush 26 in a penetrating way, two sliding plates 28 are connected inside the sliding bush 26 in a sliding way, and an elastic part 29 is arranged between the two sliding plates 28;
the other side of the sliding plate 28 is fixedly provided with a locking key 30, the locking key 30 is slidably inserted into the communicating hole 27 and the locking through hole 24, wherein:
by pressing the locking key 30, the locking key 30 slides in the locking through hole 24 and the communication hole 27 and pushes the sliding plate 28 to press the elastic piece 29, when the locking key 30 slides away from the locking through hole 24, the hand-held column 31 is pushed to be linked with the sliding bush 26 to move up and down in the side plate, and when the locking key 30 is aligned and superposed with the other locking through hole 24, the elastic piece is reset to pop out the locking key 30 to be spliced with the locking through hole 24 for locking, so that the height of the hand-held column 31 is adjusted.
Further, a handheld bush 32 is sleeved on the surface of the handheld column 31; the end of the side plate 23 is fixedly provided with a baffle 25.
Further, the surface of the handheld bush 32 is provided with an anti-sliding contact groove 33, and the anti-sliding contact groove 33 is a strip-shaped groove which is transversely arranged.
Further, the locking key 30 is in the shape of a circular shaft, and the communication hole 27 and the locking through hole 24 are circular through holes.
In specific implementation, the end of the support rib 21 is fixedly provided with a longitudinal plate 22, the side of the longitudinal plate 22 is fixedly provided with a side plate 23, the plate surface of the side plate 23 is provided with a locking through hole 24 in a penetrating manner, the end of the side plate 23 is fixedly provided with a baffle plate 25, and the surface of the side plate 23 is connected with a sliding bush 26 in a sliding manner.
A communicating hole 27 is formed through the wall of the sliding bush 26, a sliding plate 28 is slidably connected inside the sliding bush 26, and an elastic member 29 is fixedly mounted on one surface of the sliding plate 28, wherein the elastic member 29 is a rubber column in the embodiment. The other side of the sliding plate 28 is fixedly provided with a locking key 30, the locking key 30 is inserted in the communicating hole 27 and the locking through hole 24 in a sliding manner, the surface of the sliding bush 26 is fixedly provided with a handheld column 31, the surface of the handheld column 31 is sleeved with a handheld bush 32, the surface of the handheld bush 32 is provided with an anti-sliding contact groove 33, the anti-sliding contact groove 33 is a strip-shaped groove which is transversely arranged, the locking key 30 is of a round shaft-shaped structure, and the communicating hole 27 and the locking through hole 24 are both round through holes.
Through pressing the locking key 30, make it slide and promote the sliding plate 28 extrusion elastic component 29 in 24 intercommunicating pores 27 of locking through-hole, when the locking key 30 slided from locking through-hole 24, can promote handheld post 31 so that sliding bush 26 slides on curb plate 23 surface, when locking key 30 and another locking through-hole 24 counterpoint coincidence, can make it pop out the grafting under elastic component 29's reset effect, thereby it is dead to lock, adjust the height of handheld post 31 promptly, reached and be convenient for to the effect of adjusting the high position of handheld structure, realized the target of the operation of being convenient for.
Further, the supporting seat 1 is equipped with electric hydraulic cylinder 7 in the equipment, and electric hydraulic cylinder 7's inside is equipped with output piston push rod 8, and output piston push rod 8's bottom is connected with push pedal 9, and flexible bushing pipe 10 has been cup jointed to push pedal 9's periphery, and supporting wheel post 13 has been installed to push pedal 9 bottom surface, and universal wheel 14 has been installed to supporting wheel post 13's bottom, wherein:
the output piston 8 is driven by the electric hydraulic cylinder 7 to push the push plate 9 out, the push plate 9 and the telescopic liner tube 10 are linked to slide, the telescopic liner tube 10 slides out of the supporting seat 1, and the safety protection device is moved by rolling of the universal wheel 14.
Further, spacing longitudinal groove 11 has been seted up on the surface of flexible bushing pipe 10, and 1 inner wall of supporting seat is equipped with stopper 12, and stopper 12 sliding connection is in the inside of spacing longitudinal groove 11.
Further, the supporting seat 1 and the telescopic liner tube 10 are both of a circular tubular structure, and two limiting blocks 12 are distributed in each supporting seat 1.
During the concrete implementation, the middle part fixed mounting of 1 inner wall top surface of supporting seat has pneumatic cylinder 7, pneumatic cylinder 7's inside is equipped with output piston push rod 8, output piston push rod 8's bottom fixed mounting has push pedal 9, push pedal 9's fixed surface has cup jointed flexible bushing pipe 10, spacing vertical slot 11 has been seted up on the surface of flexible bushing pipe 10, 1 inner wall fixed mounting of supporting seat has stopper 12, and stopper 12 sliding connection is in spacing vertical slot 11's inside, supporting seat 1 and flexible bushing pipe 10 are the pipe column structure, and two stopper 12 of equal distribution in every supporting seat 1, the middle part fixed mounting of push pedal 9 bottom surface has supporting wheel post 13, universal wheel 14 is installed to the bottom of supporting wheel post 13.
Push rod 8 is released through the inside output piston of 7 drives of electric hydraulic cylinder, can drive push pedal 9 and flexible bushing pipe 10 and remove downwards, make flexible bushing pipe 10 slide downwards in supporting seat 1, even stopper 12 slides in spacing longitudinal groove 11, thereby make supporting wheel post 13 and universal wheel 14 promote downwards to when supporting the bottom surface, can be through promoting whole equipment, roll and remove through universal wheel 14, thereby reached and be convenient for swiftly remove the effect of protection position according to the construction demand, the target of being convenient for remove whole equipment has been realized, the construction position of being convenient for, construction efficiency is improved, it is more convenient to use.
The safety protection device for secondary electric power construction has the following beneficial effects: gear motor's output passes through the bearing and connects in the one end of threaded shaft, and the other end fastening of threaded shaft has a spacing stopper, the inner wall of activity bushing pipe and the outer wall sliding connection of spacing stopper, wherein: the threaded shaft is driven to rotate by the speed reducing motor, the limiting strips slide in the limiting grooves, and the threaded pipe is linked with the movable liner pipe to slide and lift along the supporting sleeve, so that the movable liner pipe pushes the safety protection top cover to adjust the height in the vertical direction, the height of the safety protection device can be quickly adjusted, and the construction efficiency is improved; the structure is simple, and the maintenance is facilitated.
Claims (10)
1. A safety device for electric power secondary construction, characterized by comprising:
a supporting seat;
the motor sleeve seat is arranged on the supporting seat, a speed reducing motor is arranged in the motor sleeve seat, and a bearing is arranged on the top wall of the motor sleeve seat;
the motor sleeve seat is provided with a support sleeve, the wall of the support sleeve is provided with a limiting groove in a penetrating manner, the inside of the support sleeve is connected with a movable liner tube in a sliding manner, the inside of the movable liner tube is provided with a threaded shaft and a threaded tube matched with the threaded shaft, the inner wall of the movable liner tube is connected with the threaded tube in an embedded manner, the outer wall of the movable liner tube is provided with a limiting strip, and the limiting strip is arranged in the limiting groove in a sliding manner; and
a safety shield cap installed on the movable liner, wherein:
the output end of the speed reducing motor is connected to one end of the threaded shaft through the bearing, the other end of the threaded shaft is fastened with a limiting plug, and the inner wall of the movable liner tube is connected with the outer wall of the limiting plug in a sliding mode, wherein:
through gear motor drive the threaded shaft rotates, spacing strip is in slide in the spacing groove, the screwed pipe linkage the activity bushing pipe is followed support sleeve slides and goes up and down, so that the activity bushing pipe promotes safety protection top cap height adjustment.
2. The safety protection device for electric power secondary construction as claimed in claim 1, wherein the support sleeve is provided with support ribs, the support ribs are fixedly connected with a longitudinal plate, two sides of the longitudinal plate are enclosed with side plates, the side plates are provided with locking through holes in a penetrating manner, and the surface of the sliding bush is fixedly provided with a handheld column;
the sliding bush is characterized by also comprising a sliding bush, wherein a sleeve wall of the sliding bush is provided with a communicating hole in a penetrating way, two sliding plates are connected inside the sliding bush in a sliding way, and an elastic part is arranged between the two sliding plates;
the another side fixed mounting of sliding plate has the locking key, the locking key slides to peg graft in the intercommunicating pore with the inside of locking through-hole, wherein:
by pressing the locking key, the locking key slides in the locking through hole and the communication hole and pushes the sliding plate to press the elastic piece; when the locking key slides away from the locking through hole, the handheld column is pushed to be linked with the sliding bush to move up and down in the side plate, and when the locking key is aligned and overlapped with the other locking through hole, the elastic piece resets to insert and lock the locking key and the locking through hole so as to adjust the height of the handheld column.
3. The safety device for electric power secondary construction according to claim 2, wherein a hand-held bush is sleeved on the surface of the hand-held column; the end part of the side plate is fixedly provided with a baffle plate;
the elastic piece is a rubber column.
4. The safety protection device for electric power secondary construction as claimed in claim 3, wherein the surface of the hand-held bush is provided with an anti-sliding contact groove, and the anti-sliding contact groove is a strip-shaped groove arranged transversely.
5. The safety guard device for electric power secondary construction according to claim 2, wherein the locking key has a circular shaft shape, and the communication hole and the locking through hole are circular through holes.
6. The safety protection device for electric power secondary construction as claimed in claim 1, wherein an electric hydraulic cylinder is installed in the supporting seat, an output piston push rod is installed inside the electric hydraulic cylinder, a push plate is connected to a bottom end of the output piston push rod, a telescopic liner tube is sleeved on an outer periphery of the push plate, a supporting wheel column is installed on a bottom surface of the push plate, and a universal wheel is installed on a bottom of the supporting wheel column, wherein:
the output piston is driven by the electric hydraulic cylinder to push the push plate out to be linked with the telescopic liner tube to slide, the telescopic liner tube slides out of the supporting seat, and the safety protection device is moved by rolling of the universal wheel.
7. The safety device for electric power secondary construction as claimed in claim 6, wherein the surface of the telescopic liner tube is provided with a limiting longitudinal groove, the inner wall of the support seat is provided with a limiting block, and the limiting block is slidably connected inside the limiting longitudinal groove.
8. The safety device for electric power secondary construction according to claim 6, wherein the supporting seat and the telescopic liner tube are respectively of a circular tubular structure, and two limiting blocks are distributed in each supporting seat.
9. The safety protection device for electric power secondary construction according to claim 1, wherein the support sleeve is provided with the limit strip, and the outer wall of the movable liner tube is provided with the limit groove.
10. The safety device for electric power secondary construction as claimed in claim 1, wherein a lap joint sleeve is sleeved on the bottom of the supporting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011398751.5A CN112482882A (en) | 2020-12-04 | 2020-12-04 | Safety protection device for secondary construction of electric power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011398751.5A CN112482882A (en) | 2020-12-04 | 2020-12-04 | Safety protection device for secondary construction of electric power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112482882A true CN112482882A (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011398751.5A Pending CN112482882A (en) | 2020-12-04 | 2020-12-04 | Safety protection device for secondary construction of electric power |
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| Country | Link |
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| CN (1) | CN112482882A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016811A (en) * | 2021-11-05 | 2022-02-08 | 刘洪欣 | Building enclosure of building engineering |
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| CN210598268U (en) * | 2019-07-31 | 2020-05-22 | 山东电力建设第三工程有限公司 | Lifting movable type protection shed |
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| CN114016811A (en) * | 2021-11-05 | 2022-02-08 | 刘洪欣 | Building enclosure of building engineering |
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Application publication date: 20210312 |