CN113605240A - Assembled bridge construction is with scaffold that has protective structure - Google Patents
Assembled bridge construction is with scaffold that has protective structure Download PDFInfo
- Publication number
- CN113605240A CN113605240A CN202110836242.4A CN202110836242A CN113605240A CN 113605240 A CN113605240 A CN 113605240A CN 202110836242 A CN202110836242 A CN 202110836242A CN 113605240 A CN113605240 A CN 113605240A
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- rod
- base
- construction
- scaffold
- bevel gear
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- 238000010276 construction Methods 0.000 claims abstract description 39
- 230000001681 protective effect Effects 0.000 claims abstract description 15
- 230000004224 protection Effects 0.000 claims description 30
- 230000003028 elevating effect Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the technical field of construction frames, in particular to a construction frame with a protective structure for construction of an assembled bridge, which comprises a base, wherein pulleys are arranged at the bottom end inside the base, grounding blocks are fixedly arranged at the bottom ends of two sides of the base, a servo motor is arranged on the surface of one side of the base, the output end of the servo motor is connected with a first bevel gear, a connecting plate is arranged at the top end of the base, a construction frame main body is fixedly connected to the top end of the connecting plate, fences are arranged on the periphery of the top end of the construction frame main body, and protective plates are arranged on two sides of the top end of the construction frame main body. According to the invention, the servo motor operates to drive the first bevel gear to rotate, so that the angle between the two groups of hinged rods is changed, the height of the connecting plate and the height of the scaffold main body are adjusted, meanwhile, the lifting plate slides upwards along the second lead screw to lift the pulley until the grounding block is grounded, and the pulley is retracted while the height of the scaffold main body is adjusted, so that the device is grounded.
Description
Technical Field
The invention relates to the technical field of construction frames, in particular to a construction frame with a protective structure for construction of an assembled bridge.
Background
The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out and is used for supporting constructors, the constructors can conveniently operate at a high place, and the bridge construction starts to widely use the fabricated building along with the development of the fabricated building, so that the existing scaffold for bridge construction basically meets the requirements of people, but still has some problems.
The first problem is that: the existing scaffold is easy to manufacture, and is usually formed by welding waste metal steel pipes on a construction site, although the scaffold is low in cost and easy to manufacture, due to the fact that a protection mechanism is lacked, great potential safety hazards exist, particularly, safety accidents such as falling easily occur when constructors work at a high place, and the safety and the protection performance of the device are reduced;
the second problem is that: the inconvenient regulation of its position of current scaffold, when removing the device to the construction position, generally need the manual assigned position that lifts the scaffold of constructor, the transport very consumes constructor's physical power, perhaps some scaffold bottoms are provided with the pulley again, though be convenient for remove, but lack stability, when constructor construction, the skew of position appears easily, influence constructor's operation, the stability and the practicality of device have been reduced, therefore, need for an assembled bridge construction to solve above-mentioned problem with the scaffold that has protective structure urgently.
Disclosure of Invention
In order to overcome the above technical problems, the present invention provides a scaffold with a protection structure for the construction of an assembled bridge, so as to solve the problems of the prior art proposed in the above background art that the existing device lacks a protection mechanism, and is inconvenient to move or lacks stability.
In order to achieve the purpose, the invention provides the following technical scheme: a scaffold with a protective structure for assembly type bridge construction, comprising:
the safety protection device comprises a base, pulleys are arranged at the bottom end inside the base, grounding blocks are fixedly arranged at the bottom ends of the two sides of the base, a servo motor is arranged on one side surface of the base, the output end of the servo motor is connected with a first bevel gear, a connecting plate is arranged at the top end of the base, a scaffold main body is fixedly connected to the top end of the connecting plate, fences are arranged on the periphery of the top end of the scaffold main body, and protection plates are arranged on the two sides of the top end of the scaffold main body;
protection machanism, including the stand, the equal fixedly connected with stand in scaffold owner body top both sides, first fluting has been seted up to stand top inside, the inside connecting rod that is provided with of first fluting, and connecting rod and guard plate a side fixed surface are connected, the equal fixedly connected with connecting axle in guard plate bottom both sides, and inside the connecting axle stretched into the stand, the inside second fluting of having seted up in connecting rod top, the design can effectively prevent that operating personnel from falling like this.
Preferably, the inside inserted bar that is equipped with of second fluting, the first spring of inserted bar top fixedly connected with, the inserted bar both sides all are connected with the connecting block, and the inside cover of connecting block is equipped with first slide bar, first slide bar top surface is provided with first spring, the inside top of base is provided with adjustment mechanism, and the device that can be convenient for of design fixes the guard plate like this.
Preferably, guard plate top surface fixedly connected with handle, and the ring form that the handle set to inside hollow structure, the design is convenient for pulling the guard plate like this.
Preferably, the safety buckle jack is arranged in the fence, and the safety buckle jack is arranged in a round hole shape, so that the safety buckle is convenient to fasten.
Preferably, adjustment mechanism includes first lead screw, the inside first lead screw that is provided with in base top, first lead screw is close to servo motor one side and is provided with second bevel gear, and the meshing is connected between second bevel gear and the first bevel gear, first lead screw intermediate position department outside is provided with third bevel gear, the outside cover of first lead screw is equipped with the fixed block, and first lead screw surface and fixed block inner wall threaded connection, the first slider of fixed block top fixedly connected with, first slider top is provided with first pivot, the inside bottom of base is provided with moving mechanism, designs like this and is convenient for adjust the device height.
Preferably, the moving mechanism comprises a lifting plate, the bottom end inside the base is provided with the lifting plate, a second lead screw is arranged in the middle of the lifting plate in a penetrating mode, the surface of the second lead screw is connected with the inner wall of the lifting plate through threads, a fourth bevel gear is arranged at the top end of the second lead screw, and the fourth bevel gear is meshed with the third bevel gear to be connected, so that the device is convenient to move.
Preferably, the lifting plate bottom is provided with the sleeve, the sleeve top is provided with the telescopic link, and inside the telescopic link bottom stretched into the sleeve, sleeve and telescopic link surface were provided with the second spring, the base top was provided with elevating system, and the design is convenient for adjust the pulley like this.
Preferably, elevating system includes the hinge bar, first pivot top is provided with the hinge bar, and through first pivot swing joint between hinge bar and the first slider, and is two sets of hinge bar intermediate position department is provided with the articulated shaft, the hinge bar top is provided with the second pivot, second pivot top is provided with the second slider, the inside second slide bar that runs through of second slider is provided with, and the design is convenient for carry constructor to the construction position of appointed height like this.
Compared with the prior art, the invention has the beneficial effects that:
1. the device is provided with a fence, a protection plate, a stand column, a connecting rod, a connecting shaft, an inserting rod and a first sliding rod, through the design, the device is provided with a protection mechanism, the safety of constructors can be effectively protected, the constructors can be prevented from falling off from the surface of a main body of a scaffold by arranging the fence and the protection plate, when the operators need to enter the surface of the main body of the scaffold, a pull ring is firstly pulled upwards until the bottom end of the inserting rod is separated from the inside of a second slot, a handle is pulled at the moment to enable the protection plate to rotate around the connecting shaft, the operators enter the surface of the main body of the scaffold at the moment, the protection plate rotates around the connecting shaft again by pulling the handle until the connecting rod enters the inside of the first slot, the pull ring is loosened at the moment, the inserting rod slides downwards under the action of first spring elasticity, the bottom end of the inserting rod enters the inside of the second slot, the fixing of the position of the protection plate is realized, and the operation of protection is realized, the protection of the device is improved;
2. the device is provided with a first screw rod, a second bevel gear, a third bevel gear, a fixed block and a first sliding block, through the design, the device is provided with an adjusting mechanism, not only the height of a scaffold main body can be adjusted, but also the height of a pulley can be adjusted, the first bevel gear is driven to rotate through the operation of a servo motor, under the meshing action of the first bevel gear and the second bevel gear, the second bevel gear drives the first screw rod and the third bevel gear to rotate, at the moment, the fixed block can drive the first sliding block to slide along the first screw rod, so that the angle between two groups of hinged rods is changed, the second sliding block slides along a second sliding rod, the adjustment of the heights of the connecting plate and the scaffold main body is realized, at the same time, the third bevel gear drives a fourth bevel gear and the second screw rod to rotate, so that a lifting plate slides upwards along the second screw rod, and the height of the pulley is lifted, until the grounding block is grounded, the pulley is retracted while the height of the main body of the scaffold is adjusted, so that the device is grounded, and the stability of the device is improved.
Drawings
FIG. 1 is a schematic sectional elevation view of the structure of the present invention;
FIG. 2 is a schematic side view of a portion of the present invention;
FIG. 3 is a side view of a portion of the protective mechanism of the present invention;
FIG. 4 is a schematic sectional elevation view of the structure of the adjusting mechanism of the present invention;
FIG. 5 is an enlarged schematic view of the structure at A of FIG. 4 in accordance with the present invention;
fig. 6 is an enlarged schematic view of the structure at B in fig. 4 according to the present invention.
In the figure: 110. a base; 111. a pulley; 112. a ground block; 120. a servo motor; 121. a first bevel gear; 130. a connecting plate; 140. a scaffold main body; 150. a fence; 151. a safety buckle jack; 160. a protection plate; 161. a handle; 210. a column; 211. a first slot; 220. a connecting rod; 221. a second slot; 230. a connecting shaft; 240. inserting a rod; 241. a pull ring; 242. connecting blocks; 250. a first slide bar; 251. a first spring; 310. a first lead screw; 320. a second bevel gear; 330. a third bevel gear; 340. a fixed block; 350. a first slider; 351. a first rotating shaft; 410. a lifting plate; 420. a second lead screw; 430. a fourth bevel gear; 440. a sleeve; 450. a telescopic rod; 451. a second spring; 510. a hinged lever; 511. hinging a shaft; 512. a second rotating shaft; 520. a second slider; 530. a second slide bar.
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.
Referring to fig. 1-6, an embodiment of the present invention is shown: a scaffold with a protective structure for assembly type bridge construction, comprising:
the construction device comprises a base 110, wherein pulleys 111 are arranged at the bottom end inside the base 110, grounding blocks 112 are fixedly arranged at the bottom ends of two sides of the base 110, a servo motor 120 is arranged on the surface of one side of the base 110, the output end of the servo motor 120 is connected with a first bevel gear 121, a connecting plate 130 is arranged at the top end of the base 110, a construction frame main body 140 is fixedly connected to the top end of the connecting plate 130, fences 150 are arranged on the periphery of the top end of the construction frame main body 140, and protection plates 160 are arranged on two sides of the top end of the construction frame main body 140;
protection machanism, including stand 210, the equal fixedly connected with stand 210 in scaffold main part 140 top both sides, first fluting 211 has been seted up to stand 210 top inside, the inside connecting rod 220 that is provided with of first fluting 211, and connecting rod 220 and guard plate 160 side fixed surface are connected, the equal fixedly connected with connecting axle 230 in guard plate 160 bottom both sides, and inside connecting axle 230 stretched into stand 210, the inside second fluting 221 of having seted up in connecting rod 220 top, through this design, make the device possess protection machanism, thereby can protect constructor can not fall from scaffold main part 140 surface and take place the incident, the protectiveness and the security of device have been improved.
Inside the inserting of second fluting 221 is equipped with inserted bar 240, the first spring 251 of inserted bar 240 top fixedly connected with, the inserted bar 240 both sides all are connected with connecting block 242, and the inside cover of connecting block 242 is equipped with first slide bar 250, first slide bar 250 top surface is provided with first spring 251, the inside top of base 110 is provided with adjustment mechanism, through the aforesaid design, makes the device be convenient for fix and spacing to guard plate 160, makes its function that can realize the protection, has improved the practicality of device.
The safety buckle jack 151 is arranged inside the fence 150, and the safety buckle jack 151 is arranged in a round hole shape, so that when a constructor is positioned on the surface of the scaffold main body 140, the safety buckle is conveniently tied on the fence 150, and the protection performance of the device is improved.
The adjusting mechanism comprises a first screw rod 310, a first screw rod 310 is arranged inside the top end of the base 110, a second bevel gear 320 is arranged on one side, close to the servo motor 120, of the first screw rod 310, the second bevel gear 320 is meshed with the first bevel gear 121, a third bevel gear 330 is arranged outside the middle position of the first screw rod 310, a fixed block 340 is sleeved outside the first screw rod 310, the surface of the first screw rod 310 is in threaded connection with the inner wall of the fixed block 340, a first sliding block 350 is fixedly connected to the top end of the fixed block 340, a first rotating shaft 351 is arranged on the top end of the first sliding block 350, and a moving mechanism is arranged at the bottom end inside the base 110, through the design, the construction device is provided with the adjusting mechanism, when the height of the frame main body 140 is increased, the pulley 111 can be folded inside the base 110, the grounding block 112 is grounded, and when the frame main body 140 is increased, the position of the base 110 is prevented from moving due to the grounding of the pulley 111, therefore, the position deviation occurs, the balance of the device is influenced, and the stability of the device is improved.
The moving mechanism comprises a lifting plate 410, the lifting plate 410 is arranged at the bottom end inside the base 110, a second lead screw 420 is arranged inside the middle position of the lifting plate 410 in a penetrating mode, the surface of the second lead screw 420 is connected with the inner wall of the lifting plate 410 through threads, a fourth bevel gear 430 is arranged at the top end of the second lead screw 420, the fourth bevel gear 430 is connected with the third bevel gear 330 in a meshing mode, and through the design, the moving mechanism is enabled to be provided with the moving mechanism, the position of the pulley 111 is convenient to adjust, and the practicability of the device is improved.
The bottom of lifter plate 410 is provided with sleeve 440, and sleeve 440 top is provided with telescopic link 450, and inside telescopic link 450 stretched into sleeve 440, sleeve 440 and telescopic link 450 surface were provided with second spring 451, and the base 110 top was provided with elevating system, through this design, when pulley 111 was gone on uneven road surface, can alleviate the pressure because of jolting and bringing, protection device was in steady state, has improved the protectiveness and the stability of device.
Elevating system includes hinge rod 510, first pivot 351 top is provided with hinge rod 510, and through first pivot 351 swing joint between hinge rod 510 and the first slider 350, two sets of hinge rod 510 intermediate position departments are provided with articulated shaft 511, hinge rod 510 top is provided with second pivot 512, second pivot 512 top is provided with second slider 520, the inside second slide bar 530 that runs through of second slider 520, the design is convenient for carry constructor to the construction position of appointed height like this, through this design, make the device possess elevating system, be convenient for adjust scaffold main part 140 position, thereby send constructor to the position of appointed height and operate, the practicality of device has been improved.
The working principle is as follows: when an operator needs to enter the surface of the scaffold main body 140, the pull ring 241 is pulled upwards firstly until the bottom end of the insertion rod 240 is separated from the inside of the second open slot 221, the handle 161 is pulled at the moment, the protection plate 160 rotates around the connecting shaft 230, the operator enters the surface of the scaffold main body 140 at the moment, the handle 161 is pulled subsequently, the protection plate 160 rotates around the connecting shaft 230 again until the connecting rod 220 enters the inside of the first open slot 211, the pull ring 241 is loosened at the moment, the insertion rod 240 slides downwards under the action of the elastic force of the first spring 251 until the bottom end of the insertion rod 240 enters the inside of the second open slot 221, the position of the protection plate 160 is fixed, and the protection operation is realized;
the servo motor 120 operates to drive the first bevel gear 121 to rotate, under the meshing action of the first bevel gear 121 and the second bevel gear 320, the second bevel gear 320 drives the first lead screw 310 and the third bevel gear 330 to rotate, at this time, the fixing block 340 can drive the first slider 350 to slide along the first lead screw 310, so that the angle between the two groups of hinge rods 510 is changed, the second slider 520 slides along the second slide rod 530, the height adjustment of the connecting plate 130 and the scaffold main body 140 is realized, at the same time, the third bevel gear 330 drives the fourth bevel gear 430 and the second lead screw 420 to rotate, the lifting plate 410 slides upwards along the second lead screw 420, the height of the pulley 111 is lifted until the grounding block 112 is grounded, the pulley 111 is retracted while the height of the scaffold main body 140 is adjusted, the device is grounded, and the operation is finished.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides an assembled bridge construction is with scaffold that has protective structure which characterized in that includes:
the construction frame comprises a base (110), pulleys (111) are arranged at the bottom end inside the base (110), grounding blocks (112) are fixedly mounted at the bottom ends of two sides of the base (110), a servo motor (120) is arranged on the surface of one side of the base (110), the output end of the servo motor (120) is connected with a first bevel gear (121), a connecting plate (130) is arranged at the top end of the base (110), a construction frame main body (140) is fixedly connected to the top end of the connecting plate (130), fences (150) are arranged on the periphery of the top end of the construction frame main body (140), and protection plates (160) are arranged on two sides of the top end of the construction frame main body (140);
protection machanism, including stand (210), scaffold body (140) top both sides all fixedly connected with stand (210), first fluting (211) have been seted up to stand (210) top inside, first fluting (211) inside is provided with connecting rod (220), and connecting rod (220) and guard plate (160) a side fixed surface are connected, guard plate (160) bottom both sides all fixedly connected with connecting axle (230), and inside connecting axle (230) stretched into stand (210), second fluting (221) have been seted up to connecting rod (220) top inside.
2. A scaffold with a protective structure for the construction of an assembled bridge according to claim 1, wherein: the novel adjustable sliding rod structure is characterized in that an inserting rod (240) is inserted into the second groove (221), a first spring (251) is fixedly connected to the top end of the inserting rod (240), connecting blocks (242) are connected to two sides of the inserting rod (240), a first sliding rod (250) is sleeved inside the connecting blocks (242), the first spring (251) is arranged on the surface of the top end of the first sliding rod (250), and an adjusting mechanism is arranged on the top end inside the base (110).
3. A scaffold with a protective structure for the construction of an assembled bridge according to claim 1, wherein: the protection plate (160) top surface fixedly connected with handle (161), and handle (161) set to inside hollow structure's ring form.
4. A scaffold with a protective structure for the construction of an assembled bridge according to claim 1, wherein: the safety buckle is characterized in that a safety buckle insertion hole (151) is formed in the fence (150), and the safety buckle insertion hole (151) is formed into a round hole shape.
5. A scaffold with a protective structure for the construction of an assembled bridge according to claim 1, wherein: adjustment mechanism includes first lead screw (310), base (110) top inside is provided with first lead screw (310), first lead screw (310) are close to servo motor (120) one side and are provided with second bevel gear (320), and second bevel gear (320) and first bevel gear (121) between the meshing be connected, first lead screw (310) intermediate position department outside is provided with third bevel gear (330), first lead screw (310) outside cover is equipped with fixed block (340), and first lead screw (310) surface and fixed block (340) inner wall threaded connection, fixed block (340) top fixedly connected with first slider (350), first slider (350) top is provided with first pivot (351), the inside bottom of base (110) is provided with moving mechanism.
6. A scaffold with a protective structure for the construction of an assembled bridge according to claim 4, wherein: the moving mechanism comprises a lifting plate (410), the lifting plate (410) is arranged at the bottom end inside the base (110), a second screw rod (420) penetrates through the middle position of the lifting plate (410), the surface of the second screw rod (420) is in threaded connection with the inner wall of the lifting plate (410), a fourth bevel gear (430) is arranged at the top end of the second screw rod (420), and the fourth bevel gear (430) is in meshed connection with the third bevel gear (330).
7. The scaffold with a protective structure for the construction of the fabricated bridge according to claim 6, wherein: the lifting plate is characterized in that a sleeve (440) is arranged at the bottom end of the lifting plate (410), an expansion rod (450) is arranged at the top end of the sleeve (440), the bottom end of the expansion rod (450) extends into the sleeve (440), a second spring (451) is arranged on the surfaces of the sleeve (440) and the expansion rod (450), and a lifting mechanism is arranged at the top end of the base (110).
8. A scaffold with a protective structure for the construction of an assembled bridge according to claim 5, wherein: elevating system includes hinge rod (510), first pivot (351) top is provided with hinge rod (510), and through first pivot (351) swing joint, two sets of between hinge rod (510) and first slider (350) hinge rod (510) intermediate position department is provided with articulated shaft (511), hinge rod (510) top is provided with second pivot (512), second pivot (512) top is provided with second slider (520), second slider (520) inside is run through and is provided with second slide bar (530).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110836242.4A CN113605240A (en) | 2021-07-23 | 2021-07-23 | Assembled bridge construction is with scaffold that has protective structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110836242.4A CN113605240A (en) | 2021-07-23 | 2021-07-23 | Assembled bridge construction is with scaffold that has protective structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113605240A true CN113605240A (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110836242.4A Pending CN113605240A (en) | 2021-07-23 | 2021-07-23 | Assembled bridge construction is with scaffold that has protective structure |
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| Country | Link |
|---|---|
| CN (1) | CN113605240A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115108507A (en) * | 2022-06-21 | 2022-09-27 | 深圳市铭森达机电设备有限公司 | Scaffold for engineering construction |
| CN115807529A (en) * | 2022-11-26 | 2023-03-17 | 中国一冶集团有限公司 | A height-adjustable bracket for dismantling vertical and horizontal section steel under a beam |
| CN117071863A (en) * | 2023-08-18 | 2023-11-17 | 山东省路桥集团有限公司 | A safety protection device and installation method for the construction of a large cantilever concrete cover beam support |
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| CN207914995U (en) * | 2018-03-19 | 2018-09-28 | 河北大元重科机械有限公司 | A kind of high rigidity hard rail machine pedestal convenient for fixing and being moved easily |
| CN108678539A (en) * | 2018-08-07 | 2018-10-19 | 冯祥 | A kind of green construction Air Filter |
| CN209686906U (en) * | 2018-12-02 | 2019-11-26 | 石艳秋 | A kind of construction safety device |
| CN212582433U (en) * | 2020-05-28 | 2021-02-23 | 刘贺敏 | Municipal bridge engineering construction platform |
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2021
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207914995U (en) * | 2018-03-19 | 2018-09-28 | 河北大元重科机械有限公司 | A kind of high rigidity hard rail machine pedestal convenient for fixing and being moved easily |
| CN108678539A (en) * | 2018-08-07 | 2018-10-19 | 冯祥 | A kind of green construction Air Filter |
| CN209686906U (en) * | 2018-12-02 | 2019-11-26 | 石艳秋 | A kind of construction safety device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115108507A (en) * | 2022-06-21 | 2022-09-27 | 深圳市铭森达机电设备有限公司 | Scaffold for engineering construction |
| CN115807529A (en) * | 2022-11-26 | 2023-03-17 | 中国一冶集团有限公司 | A height-adjustable bracket for dismantling vertical and horizontal section steel under a beam |
| CN117071863A (en) * | 2023-08-18 | 2023-11-17 | 山东省路桥集团有限公司 | A safety protection device and installation method for the construction of a large cantilever concrete cover beam support |
| CN117071863B (en) * | 2023-08-18 | 2025-09-16 | 山东省路桥集团有限公司 | Safety protection device for construction of large cantilever concrete bent cap bracket and installation method |
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