CN112727039A - Scaffold for safe construction - Google Patents
Scaffold for safe construction Download PDFInfo
- Publication number
- CN112727039A CN112727039A CN202110126088.1A CN202110126088A CN112727039A CN 112727039 A CN112727039 A CN 112727039A CN 202110126088 A CN202110126088 A CN 202110126088A CN 112727039 A CN112727039 A CN 112727039A
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- scaffold
- top cap
- construction
- supporting rod
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0043—Lifelines, lanyards, and anchors therefore
- A62B35/0075—Details of ropes or similar equipment, e.g. between the secured person and the lifeline or anchor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/001—Safety or protective measures against falling down relating to scaffoldings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/02—Scaffold feet, e.g. with arrangements for adjustment
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
- E04G2001/242—Scaffolds movable on wheels or tracks
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to a safe construction scaffold, which effectively solves the problem that the scaffold is easy to pull down when constructors fall down; the technical scheme includes that the device comprises a first bottom plate and a second bottom plate which are arranged up and down, the center of the second bottom plate is connected with the center of the first bottom plate through a spherical hinge, a scaffold is erected on the second bottom plate, four groups of supporting units are arranged on the first bottom plate and used for supporting a second flat plate, and when a constructor falls from one side, the supporting units on the opposite side release pressure, so that the second flat plate drives the scaffold to incline to the opposite side, and the falling tension is counteracted; the scaffold is inclined towards the opposite side while the safety rope protects constructors, so that the constructors can be prevented from falling down to fall or being injured by the falling scaffold.
Description
Technical Field
The invention relates to the field of construction safety, in particular to a safe construction scaffold.
Background
The scaffold is a common ascending operation platform in the fields of civil construction, building construction, municipal maintenance and the like, and has the advantage of good flexibility; when a constructor constructs on a scaffold, the risk of falling exists, particularly for a higher scaffold, the constructor is prevented from falling in a safety rope mode, the safety rope can pull the constructor when falling, but when being tensioned, the top end of the falling side of the scaffold is stressed violently, the scaffold is easy to topple, once toppling occurs, the constructor cannot be prevented from falling to the ground, and the toppled scaffold is easy to smash the constructor; although the existing mode of adopting the inclined strut improves the stability of the scaffold when bearing lateral force, the inclined strut is troublesome to support, and needs a relatively wide and abundant ground space, the ground environment of construction sites and the like in construction is complex, or the ground is uneven and soft, and the like, the scaffold is not suitable for construction sites, the scaffold is not flexible enough when being moved, the trafficability is poor, and the advantage of high flexibility of the scaffold is lost.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the safe construction scaffold, which effectively solves the problem that the scaffold is easy to pull down when constructors fall down.
The technical scheme for solving the problem is that the safe construction scaffold comprises a first bottom plate and a second bottom plate, wherein the two bottom plates are horizontal rectangles, the second bottom plate is positioned above the first bottom plate, the center of the second bottom plate is connected with the center of the first bottom plate through a spherical hinge, so that the second bottom plate can swing around the center in all directions, the scaffold is erected on the second bottom plate, and a horizontal construction plate is arranged at the upper end of the scaffold; the first bottom plate is provided with four groups of supporting units which are respectively positioned at the midpoints of four sides of the first bottom plate, each group of supporting units comprises a vertical supporting rod, the supporting rod is arranged on the first bottom plate in a penetrating way and can move up and down, the supporting rod is provided with a nut in a rotating way and is positioned above the first bottom plate, the upper end of the supporting rod is sleeved with a top cap with a downward opening, the top cap can slide up and down relative to the supporting rod, a first pressure spring which can push the top cap up is arranged between the supporting rod and the top cap, the inner wall of the top cap is provided with a first blind hole and a second blind hole, the two blind holes are equal in height, a magnetic first clamping block is arranged in the first blind hole, a second pressure spring is arranged between the first clamping block and the bottom of the first blind hole, a first electromagnet is arranged at the bottom of the first blind hole, a magnetic second clamping block is arranged in the second blind, the bottom of the second blind hole is provided with a second electromagnet; the outer wall of the upper end of the supporting rod is provided with two annular clamping grooves which are arranged at intervals up and down, the first clamping block is clamped into the clamping grooves to prevent the top cap from moving downwards relative to the supporting rod, and the second clamping block is clamped into the clamping grooves to prevent the top cap from moving upwards relative to the supporting rod; a vertical rod is arranged in the center of the upper surface of the construction plate, the bottom of the vertical rod is connected with the construction plate through a spherical hinge, four inclined grooves are formed in the construction plate, the peripheries of the inclined grooves are uniformly distributed outside the vertical rod, each inclined groove corresponds to one edge of the construction plate, a switch is installed in each inclined groove, the vertical rod inclines towards one direction and can press down the switch in the inclined groove, the second electromagnets on the same side are electrified, and meanwhile, the first electromagnets on the opposite side are electrified; the upper end of the vertical rod is connected with a safety rope.
Furthermore, a through hole is formed in the first bottom plate, the lower end of the supporting rod penetrates through the through hole, and a sliding key is arranged between the supporting rod and the through hole, so that the supporting rod cannot rotate.
Furthermore, a plurality of universal wheels are installed to the downside of first bottom plate, be equipped with arresting gear on the universal wheel, make this device can promote in a flexible way and stable braking.
Furthermore, one end of the chute, which is close to the vertical rod, is provided with a horn mouth, so that the vertical rod can accurately enter the chute.
Furthermore, a shaft shoulder is arranged on the supporting rod, and the first pressure spring is arranged between the shaft shoulder and the top cap.
The scaffold is inclined towards the opposite side while the safety rope protects constructors, so that the constructors can be prevented from falling down to fall or being injured by the falling scaffold.
Drawings
Fig. 1 is a front view of the present invention in normal use.
Fig. 2 is a front view of the present invention when a worker falls from the left side.
FIG. 3 is a front cross-sectional view of the position of the vertical post.
Fig. 4 is a top view of the builder panel.
FIG. 5 is a front cross-sectional view of the first plate and second plate in position for normal use of the invention.
Fig. 6 is a front cross-sectional view showing the positions of the first and second plates of the present invention when a worker falls from the left side.
Fig. 7 is an enlarged view of the position a in fig. 5.
Fig. 8 is an enlarged view of the position B in fig. 6.
Fig. 9 is an enlarged view of the position C in fig. 6.
Figure 10 is a front view of the support pole.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 to 10, the present invention includes a first bottom plate and a second bottom plate, both of which are horizontal rectangles, and the second bottom plate is located above the first bottom plate, the center of the second bottom plate is connected with the center of the first bottom plate via a spherical hinge, so that the second bottom plate can swing around the center in all directions, a scaffold 3 is erected on the second bottom plate, and a horizontal construction plate 4 is arranged at the upper end of the scaffold 3; four groups of supporting units are arranged on the first bottom plate and are respectively positioned at the midpoints of four sides of the first bottom plate, each group of supporting units comprises a vertical supporting rod 5, the supporting rod 5 is arranged on the first bottom plate in a penetrating mode and can move up and down, a nut 6 positioned above the first bottom plate is arranged on the supporting rod 5 in a rotating mode, an ejector cap 7 with a downward opening is sleeved at the upper end of the supporting rod 5, the ejector cap 7 can slide up and down relative to the supporting rod 5, a first pressure spring 8 capable of pushing the ejector cap 7 upwards is arranged between the supporting rod 5 and the ejector cap 7, a first blind hole 9 and a second blind hole 10 are formed in the inner wall of the ejector cap 7, the two blind holes are equal in height, a magnetic first clamping block 11 is arranged in the first blind hole 9, a second pressure spring 12 is arranged between the first clamping block 11 and the bottom of the first blind hole 9, a first electromagnet 13 is arranged at the bottom of the first blind hole 9, a third pressure spring 15 is arranged between the second fixture block 14 and the bottom of the second blind hole 10, and a second electromagnet 16 is arranged at the bottom of the second blind hole 10; the outer wall of the upper end of the supporting rod 5 is provided with two annular clamping grooves 17 which are arranged at intervals up and down, the first clamping block 11 is clamped into the clamping grooves 17 to prevent the top cap 7 from moving downwards relative to the supporting rod 5, and the second clamping block 14 is clamped into the clamping grooves 17 to prevent the top cap 7 from moving upwards relative to the supporting rod 5; a vertical rod 18 is arranged at the center of the upper surface of the construction plate 4, the bottom of the vertical rod 18 is connected with the construction plate 4 through a spherical hinge, four inclined grooves 19 are formed in the construction plate 4, the peripheries of the inclined grooves are uniformly distributed outside the vertical rod 18, each inclined groove 19 corresponds to one edge of the construction plate 4, a switch 20 is installed in each inclined groove 19, the vertical rod 18 inclines towards one direction and can press down the switch 20 in each inclined groove 19, the second electromagnet 16 on the same side is electrified, and meanwhile, the first electromagnet 13 on the opposite side is electrified; the upper end of the vertical rod 18 is connected with a safety rope 21.
The first bottom plate is provided with a through hole 22, the lower end of the support rod 5 penetrates through the through hole 22, and a sliding key 23 is arranged between the support rod 5 and the through hole 22, so that the support rod 5 cannot rotate.
A plurality of universal wheels 24 are installed to the downside of first bottom plate, be equipped with arresting gear on the universal wheel 24, make this device can promote in a flexible way and stable braking.
One end of the chute 19 close to the vertical rod 18 is provided with a bell mouth, so that the vertical rod 18 can accurately enter the chute 19.
The supporting rod 5 is provided with a shaft shoulder 25, and the first pressure spring 8 is arranged between the shaft shoulder 25 and the top cap 7.
The invention first adjusts the second plate 2 to level before use: in an initial state, all the first electromagnets 13 and the second electromagnets 16 are not electrified, the first clamping block 11 and the second clamping block 14 are clamped into the clamping groove 17 below under the action of the second pressure spring 12 and the third pressure spring 15, the first pressure spring 8 is in a compressed state at the moment, a gap is formed between the inner bottom of the top cap 7 and the upper end of the supporting rod 5, the supporting rod 5 and the top cap 7 can be pushed to move up and down by screwing the nut 6 at the moment, and four groups of supporting units are repeatedly adjusted until the second bottom plate is adjusted to be horizontal.
When the safety rope is used, a constructor stands on the construction plate 4 to perform ascending operation, and the safety rope 21 is tied to the waist of the constructor during construction; during normal construction, the vertical rod 18 is in a vertical position and is not in contact with any switch 20, all electromagnets are not electrified at the moment, and due to the limiting action of the first fixture block 11 and the second fixture block 14, the top cap 7 cannot move upwards or downwards, so that reliable support is provided for the second flat plate 2; when a constructor falls from one side of the scaffold 3 carelessly, the safety rope 21 can pull the vertical rod 18 to fall to the falling side, for example, the constructor falls from the left side of the scaffold 3, the safety rope 21 pulls the vertical rod 18 to fall to the left side and press down the switch 20 in the chute 19 on the left side, the switch 20 on the left side controls the second electromagnet 16 on the left side and the first electromagnet 13 on the right side to be electrified, the second electromagnet 16 on the left side adsorbs the second fixture block 14 on the left side to retract inwards into the second blind hole 10 under the action of the third pressure spring 15, so that the top cap 7 on the left side can move upwards, the first electromagnet 13 on the right side adsorbs the first fixture block 11 on the right side to retract inwards into the first blind hole 9 under the action of the second pressure spring 12, so that the top cap 7 on the right side can move downwards, and after the top cap 7 on the right side loses the limiting action of the first fixture, the left side rises, the scaffold 3 inclines to the right side, the top cap 7 on the right side descends until the inner bottom surface of the top cap is contacted with the upper end of the support rod 5, the top cap 7 on the left side moves upwards under the action of the first pressure spring 8, the first clamping block 11 on the left side is clamped into the clamping groove 17 on the upper side, and stable support is continuously provided for the left side of the second bottom plate; after the scaffold 3 inclines to the right, the sudden falling of the constructor can offset the violent force applied to the left side of the scaffold 3, so that the scaffold 3 is prevented from being violently dragged to the left and toppled.
The scaffold 3 is supported by four groups of hydraulic support units, when a constructor falls to one side, the opposite side support units are relieved to enable the scaffold 3 to incline to the opposite side, the violent force applied to the scaffold 3 by the constructor falling is counteracted, the constructor can be prevented from falling down to cause falling damage or smashing damage of the fallen scaffold 3 when the safety rope 21 protects the constructor, inclined supports do not need to be arranged around the scaffold 3, and the passing performance and convenience of the scaffold 3 in a narrow space are guaranteed.
Claims (5)
1. A safe construction scaffold is characterized by comprising a first bottom plate and a second bottom plate, wherein the two bottom plates are horizontal rectangles, the second bottom plate is positioned above the first bottom plate, the center of the second bottom plate is connected with the center of the first bottom plate through a spherical hinge, so that the second bottom plate can swing around the center in all directions, a scaffold (3) is erected on the second bottom plate, and a horizontal construction plate (4) is arranged at the upper end of the scaffold (3); four groups of supporting units are arranged on the first bottom plate and are respectively positioned at the midpoints of four sides of the first bottom plate, each group of supporting units comprises a vertical supporting rod (5), the supporting rods (5) penetrate through the first bottom plate and can move up and down, a nut (6) positioned above the first bottom plate is arranged on each supporting rod (5) in a rotating mode, a top cap (7) with a downward opening is sleeved at the upper end of each supporting rod (5), the top cap (7) can slide up and down relative to the corresponding supporting rod (5), a first pressure spring (8) capable of pushing the top cap (7) upwards is arranged between each supporting rod (5) and the corresponding top cap (7), a first blind hole (9) and a second blind hole (10) are formed in the inner wall of each top cap (7), the two blind holes are equal in height, a magnetic first clamping block (11) is arranged in each first blind hole (9), a second pressure spring (12) is arranged between each first clamping block (11) and the bottom of each first, a first electromagnet (13) is installed at the bottom of the first blind hole (9), a magnetic second clamping block (14) is installed in the second blind hole (10), a third pressure spring (15) is installed between the second clamping block (14) and the bottom of the second blind hole (10), and a second electromagnet (16) is installed at the bottom of the second blind hole (10); two annular clamping grooves (17) which are arranged at intervals up and down are formed in the outer wall of the upper end of the supporting rod (5), the first clamping block (11) is clamped into the clamping grooves (17) to prevent the top cap (7) from moving downwards relative to the supporting rod (5), and the second clamping block (14) is clamped into the clamping grooves (17) to prevent the top cap (7) from moving upwards relative to the supporting rod (5); a vertical rod (18) is arranged at the center of the upper surface of the construction plate (4), the bottom of the vertical rod (18) is connected with the construction plate (4) through a spherical hinge, four inclined grooves (19) with the circumferences uniformly distributed outside the vertical rod (18) are formed in the construction plate (4), each inclined groove (19) corresponds to one side of the construction plate (4), a switch (20) is installed in each inclined groove (19), the vertical rod (18) inclines towards one direction and can press down the switch (20) in the inclined groove (19), so that the second electromagnets (16) on the same side are electrified, and meanwhile, the first electromagnets (13) on the opposite side are electrified; the upper end of the vertical rod (18) is connected with a safety rope (21).
2. A scaffold for safety construction according to claim 1, wherein the first bottom plate is formed with a through hole (22), the lower end of the support rod (5) is inserted into the through hole (222), and a sliding key (23) is installed between the support rod (5) and the through hole (22) to prevent the support rod (5) from rotating.
3. A safety construction scaffolding according to claim 1, wherein a plurality of universal wheels (24) are mounted to the underside of the first base plate, the universal wheels (24) being provided with braking means.
4. A scaffold according to claim 1, wherein the ends of the chute (19) adjacent to the vertical posts (18) are flared.
5. A scaffold for safety construction according to claim 1, wherein said support bar (5) is provided with a shoulder (25), and the first compression spring (8) is mounted between the shoulder (25) and the top cap (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110126088.1A CN112727039A (en) | 2021-01-29 | 2021-01-29 | Scaffold for safe construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110126088.1A CN112727039A (en) | 2021-01-29 | 2021-01-29 | Scaffold for safe construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112727039A true CN112727039A (en) | 2021-04-30 |
Family
ID=75594754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110126088.1A Pending CN112727039A (en) | 2021-01-29 | 2021-01-29 | Scaffold for safe construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112727039A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208718329U (en) * | 2018-07-24 | 2019-04-09 | 四川大航建设工程有限公司 | A kind of scaffold |
| CN210289043U (en) * | 2019-06-17 | 2020-04-10 | 安徽顺联架业工程有限公司 | Anti-toppling scaffold |
| KR102163026B1 (en) * | 2020-03-30 | 2020-10-07 | 조진엽 | Mobile scaffolding device |
| CN212317444U (en) * | 2020-04-30 | 2021-01-08 | 中国建筑第七工程局有限公司 | Anti-toppling scaffold device for bridge construction |
-
2021
- 2021-01-29 CN CN202110126088.1A patent/CN112727039A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208718329U (en) * | 2018-07-24 | 2019-04-09 | 四川大航建设工程有限公司 | A kind of scaffold |
| CN210289043U (en) * | 2019-06-17 | 2020-04-10 | 安徽顺联架业工程有限公司 | Anti-toppling scaffold |
| KR102163026B1 (en) * | 2020-03-30 | 2020-10-07 | 조진엽 | Mobile scaffolding device |
| CN212317444U (en) * | 2020-04-30 | 2021-01-08 | 中国建筑第七工程局有限公司 | Anti-toppling scaffold device for bridge construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210430 |
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| RJ01 | Rejection of invention patent application after publication |