CN116517324B - Settlement joint or expansion joint safety device for civil engineering - Google Patents
Settlement joint or expansion joint safety device for civil engineering Download PDFInfo
- Publication number
- CN116517324B CN116517324B CN202310738499.5A CN202310738499A CN116517324B CN 116517324 B CN116517324 B CN 116517324B CN 202310738499 A CN202310738499 A CN 202310738499A CN 116517324 B CN116517324 B CN 116517324B
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- connecting plate
- cover plate
- buffer
- expansion joint
- civil engineering
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- 238000010276 construction Methods 0.000 claims abstract description 52
- 238000009434 installation Methods 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000004035 construction material Substances 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 239000010410 layer Substances 0.000 description 10
- 230000003139 buffering effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000007306 turnover Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/30—Safety or protective measures preventing damage to building parts or finishing work during construction against mechanical damage or dirt, e.g. guard covers of stairs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a settlement joint or expansion joint safety protection device for civil engineering, which comprises a telescopic cover plate assembly, a road panel covered on the upper part of the telescopic cover plate assembly, a buffer assembly arranged between the telescopic cover plate assembly and the road panel and a limiting assembly arranged at the bottom of the telescopic cover plate assembly, wherein two sides of the telescopic cover plate assembly are respectively hinged with a side protection plate. The invention has reasonable structural design and stable structure, can solve the problem that the existing protection device cannot effectively adapt to the situations of settlement joints or expansion joints with different lengths through the telescopic cover plate assembly, can effectively reduce the impact force of the protection device on a building structure due to stress by arranging the buffer assembly between the telescopic cover plate assembly and the road surface plate, further can effectively protect the side gaps of a construction channel due to the damage and falling of the structure caused by the impact of the protection device on the building structure, and can avoid safety accidents such as sideslip of personnel or falling of construction materials from the side parts.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a settlement joint or expansion joint safety protection device for civil construction.
Background
As the building industry continues to grow at a high speed, the national importance of construction safety is increasing, and the requirements on safety protection measures are also increasing. In the pouring process of the main concrete of the building structure, the gaps of the settlement joint and the expansion joint are larger and are positioned at the construction channel, which is an important point of safety precaution, so that the settlement joint and the expansion joint of the structure are additionally provided with protective measures to ensure the transportation of construction materials at the gaps and the life safety of constructors. The construction unit usually adopts a wood template or a steel plate to directly cover the settlement joint and the expansion joint. The wood form has no supporting point, is easy to displace and damage, thereby causing unsmooth construction channel and reducing construction efficiency. And constructors or construction tools are easy to generate rigid collision between the steel plate and the main structure of the building when passing through the steel plate protection position, and then the main structure of the building is possibly damaged, so that materials at the damaged position fall. Some existing protective structures cannot effectively adapt to different settlement joints and expansion joint length conditions, cannot be used in a turnover mode, material waste is caused, meanwhile, side joints of a construction channel cannot be protected, safety accidents such as falling injury and personnel falling of construction materials from the joints are prone to occur, the side joints are particularly large, neglect is prone to occur during construction, and casualties are caused due to personnel sideslip.
Therefore, it is necessary to provide a settlement joint and expansion joint safety device for civil construction, which has good protection effect and can be used in a turnover manner.
Disclosure of Invention
The invention aims to solve the technical problems of the prior art, and provides a settlement joint or expansion joint safety protection device for civil construction, which has reasonable structural design and stable structure, can solve the problem that the existing protection device cannot effectively adapt to settlement joints or expansion joints with different lengths through a telescopic cover plate assembly, can effectively reduce the impact force of the protection device on a building structure due to stress by arranging a buffer assembly between the telescopic cover plate assembly and a road surface plate, further can effectively protect side gaps of a construction channel due to structural damage and fall caused by the impact of the protection device on the building structure, and can avoid safety accidents such as personnel sideslip or side falling of construction materials.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a settlement joint or expansion joint safety device for civil engineering, its characterized in that: the flexible cover plate assembly is hinged with a side protection plate for protecting the settlement joint or the expansion joint at the side part of the construction channel respectively;
the telescopic cover plate assembly comprises a middle connecting plate and two bottom cover plates which are respectively and slidably arranged at the left side and the right side of the middle connecting plate, and the two side protection plates are respectively hinged to one side, far away from the middle connecting plate, of the two bottom cover plates;
the buffer assembly comprises a support plate, two groups of side buffer pieces and two groups of middle buffer pieces, wherein the two groups of side buffer pieces are respectively supported between two bottom cover plates and two sides of the support plate, the two groups of middle buffer pieces are respectively installed on the two bottom cover plates, each group of side buffer pieces comprises a plurality of vertical buffer springs, each group of middle buffer pieces comprises a plurality of longitudinal spiral buffer pieces, and a plurality of rubber blocks are arranged on the bottom cover plates;
the road panel comprises a panel body and a rigid flange which is arranged on the periphery side of the bottom of the panel body in a surrounding mode, a rubber protection layer is arranged at the bottom of the panel body, and a flexible flange is arranged at the bottom of the inner side of the rigid flange;
the limiting assembly comprises two transverse limiting rods which are respectively and slidably arranged on the front side and the rear side of the middle connecting plate, and a gear rack transmission mechanism for driving the two transverse limiting rods to slide front and rear is arranged at the bottom of the middle connecting plate.
Foretell a settlement joint or expansion joint safety device for civil engineering construction, its characterized in that: the bottom of bottom apron is provided with a plurality of dovetails shape sliders, set up on the middle part connecting plate a plurality of with dovetailed shape spout that dovetailed shape slider matched with.
Foretell a settlement joint or expansion joint safety device for civil engineering construction, its characterized in that: one side of the bottom cover plate, which is close to the middle connecting plate, is provided with a locating pin, and the middle connecting plate is provided with a plurality of pin holes for the locating pins to pass through.
Foretell a settlement joint or expansion joint safety device for civil engineering construction, its characterized in that: the bottom cover plate is provided with a plurality of I-shaped sliding blocks for the lower ends of the vertical buffer springs to be abutted against in a sliding mode, the I-shaped sliding blocks are provided with vertical screws for guiding the vertical buffer springs, the upper ends of the vertical screws sequentially penetrate through the supporting plate and the panel body and then are in threaded connection with locking nuts, and the locking nuts are located above the panel body.
Foretell a settlement joint or expansion joint safety device for civil engineering construction, its characterized in that: the bottom cover plate is provided with a plurality of waist-shaped adjusting holes for the sliding installation of the I-shaped sliding blocks, two sides of the supporting plate and the panel body are provided with a plurality of screw perforation holes for the vertical screws to penetrate, and the diameter of the screw perforation holes is larger than that of the vertical screws.
Foretell a settlement joint or expansion joint safety device for civil engineering construction, its characterized in that: the rubber block is a trapezoid rubber block, and the height of the rubber block is smaller than the maximum height of the longitudinal spiral buffer piece.
Foretell a settlement joint or expansion joint safety device for civil engineering construction, its characterized in that: rubber cushion layers are arranged at the bottoms of the front side and the rear side of the bottom cover plate.
Foretell a settlement joint or expansion joint safety device for civil engineering construction, its characterized in that: the bottom center of backup pad is provided with a columniform reference column, reference column and backup pad mutually perpendicular, the circular through-hole that supplies the reference column to pass is seted up at the middle part of middle part connecting plate, the aperture of circular through-hole is greater than the diameter of reference column.
Foretell a settlement joint or expansion joint safety device for civil engineering construction, its characterized in that: the gear rack transmission mechanism comprises a gear rotatably arranged at the bottom of the middle connecting plate and two racks slidably arranged at the bottom of the middle connecting plate and meshed with the gear, the two racks are respectively connected with two transverse limiting rods, and a handle for driving the gear to rotate is arranged on the middle connecting plate.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the bottom cover plates are respectively and slidably arranged on two sides of the middle connecting plate to form the telescopic cover plate assembly, and the telescopic cover plate assembly is covered with the channel panel, so that not only can the settlement joint or the telescopic joint be shielded, and safety accidents such as falling injury of construction materials from the joint and falling of personnel can be avoided, but also the passing of construction personnel and construction appliances can be facilitated, the adaptability adjustment can be carried out according to the length of the settlement joint or the telescopic joint to be covered, the application range is wide, and the repeated turnover use is facilitated.
2. According to the invention, the side protection plates are respectively hinged to one sides of the two bottom cover plates, which are far away from the middle connecting plate, so that the side gaps at the positions of the construction channels can be protected through the side protection plates, and further the casualties caused by sideslip of constructors can be effectively avoided.
3. According to the invention, the buffer assembly is arranged between the telescopic cover plate assembly and the road panel, and the rubber protection layer is arranged at the bottom of the panel body, so that when the road panel is stressed due to the passing of construction personnel or construction tools, the buffer assembly can play a role in buffering when the road panel passes through the buffer assembly to punch the telescopic cover plate assembly, the impact force of the road panel on the telescopic cover plate assembly is further reduced, the impact force of the telescopic cover plate assembly on a building structure is further reduced, and meanwhile, the rubber protection layer is arranged, so that the rigid collision between the road panel and the supporting plate at the top of the buffer assembly can be avoided, the service life of the road panel is prolonged, and the noise is reduced.
4. According to the invention, the bottom Zhou Cewei of the panel body is provided with the rigid flange, and meanwhile, the bottom of the inner side of the rigid flange is provided with the flexible flange, so that the buffer assembly can be wrapped and maintained, the buffer assembly cannot play a role in buffering due to the fact that sundries enter the buffer assembly, gaps on two sides of the telescopic cover plate assembly can be closed, construction sundries are prevented from falling from between the two bottom cover plates, construction safety is ensured, and in addition, the flexible flange can also ensure that the road panel has a certain upper and lower movable gap.
5. According to the invention, the front side and the rear side of the middle connecting plate are respectively provided with the transverse limiting rods in a sliding manner, and the front position and the rear position of the telescopic cover plate assembly can be fixed through the two transverse limiting rods, so that the installation stability of the telescopic cover plate assembly is ensured.
In summary, the invention has reasonable structural design and stable structure, can solve the problem that the existing protection device cannot effectively adapt to the situations of settlement joints or expansion joints with different lengths through the telescopic cover plate assembly, and can effectively reduce the impact force of the protection device to a building structure due to stress by arranging the buffer assembly between the telescopic cover plate assembly and the road surface plate, and further can effectively protect the side joints of a construction channel due to the problem that the structure is damaged and falls due to the impact of the protection device to the building structure, so that safety accidents such as personnel sideslip or falling of construction materials from the side are avoided.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a cross-sectional view A-A of fig. 1.
Fig. 3 is an enlarged view at B of fig. 2.
Fig. 4 is an enlarged view at C of fig. 2.
Fig. 5 is a schematic diagram of a connection structure between a telescopic cover plate assembly and a transverse limiting rod.
Fig. 6 is a bottom view of fig. 5.
FIG. 7 is a cross-sectional view of the connection of the middle web to the bottom deck in accordance with the present invention.
Fig. 8 is a schematic structural view of the side protection plate and the protection net of the present invention for protecting the side of the construction passageway.
Fig. 9 is a view showing the handle of the present invention in use when locked.
Reference numerals illustrate:
1-lane panel; 1-panel body; 1-2-rigid rims;
1-3-flexible flanges; 2-a rubber protective layer; 3-side guard plates;
4-a middle connecting plate; 5-a bottom cover plate; 6-a dovetail slide;
7-a dovetail chute; 8-a locating pin; 9-pin holes;
10-a supporting plate; 11-a vertical buffer spring; 12-a vertical screw;
13-an I-shaped sliding block; 14-locking nut; 15-waist-shaped adjusting holes;
16-longitudinal helical cushioning; 17-a rubber block; 18-positioning columns;
19-a rubber cushion layer; 20-a transverse limiting rod; 21-a guide slide bar;
22-gear; 23-a rack; 24-handle;
25-a protective net; 26-vertical mounting bar; 27-a basket bolt;
28-a first pull ring; 29-a second tab.
Detailed Description
As shown in fig. 1 to 8, the invention comprises a telescopic cover plate assembly arranged on a settlement joint or an expansion joint at the bottom of a construction channel, a road surface plate 1 covered on the upper part of the telescopic cover plate assembly, a buffer assembly arranged between the telescopic cover plate assembly and the road surface plate 1 and a limit assembly arranged at the bottom of the telescopic cover plate assembly, wherein two sides of the telescopic cover plate assembly are respectively hinged with a side protection plate 3 for protecting the settlement joint or the expansion joint at the side part of the construction channel;
the telescopic cover plate assembly comprises a middle connecting plate 4 and two bottom cover plates 5 which are respectively and slidably arranged at the left side and the right side of the middle connecting plate 4, and the two side protection plates 3 are respectively hinged to one sides, far away from the middle connecting plate 4, of the two bottom cover plates 5;
the buffer assembly comprises a supporting plate 10, two groups of side buffer pieces and two groups of middle buffer pieces, wherein the two groups of side buffer pieces are respectively supported between two bottom cover plates 5 and two sides of the supporting plate 10, the two groups of middle buffer pieces are respectively installed on the two bottom cover plates 5, each group of side buffer pieces comprises a plurality of vertical buffer springs 11, each group of middle buffer pieces comprises a plurality of longitudinal spiral buffer pieces 16, and a plurality of rubber blocks 17 are arranged on the bottom cover plates 5;
the road panel 1 comprises a panel body 1-1 and a rigid flange 1-2 which is arranged around the periphery of the bottom of the panel body 1-1, wherein a rubber protection layer 2 is arranged at the bottom of the panel body 1-1, and a flexible flange 1-3 is arranged at the bottom of the inner side of the rigid flange 1-2;
the limiting assembly comprises two transverse limiting rods 20 which are respectively and slidably arranged on the front side and the rear side of the middle connecting plate 4, and a gear rack transmission mechanism for driving the two transverse limiting rods 20 to slide front and rear is arranged at the bottom of the middle connecting plate 4.
During the in-service use, through the bottom apron 5 of slidable mounting respectively in the both sides of middle part connecting plate 4 forms flexible apron subassembly to cover on flexible apron subassembly and establish a way panel 1, not only can shelter from settlement joint or expansion joint, avoid construction material to fall from the gap to hurt safety accident such as people and personnel fall, can also be convenient for constructor and construction utensil's pass through, and can carry out the adaptability adjustment according to the length of settlement joint or expansion joint that wait to cover, application scope is extensive, the repeated turnover use of being convenient for.
It should be noted that, the two side protection plates 3 are respectively clung to the shear walls or the rear masonry walls at the two sides of the construction channel, the side protection plates 3 are hinged to one side of the bottom cover plate 5 through hinges, and the arrangement of the hinges ensures that the included angle between the side protection plates 3 and the bottom cover plate 5 is not smaller than 90 degrees, so that the side protection plates 3 cannot incline towards the direction of the bottom cover plate 5, and further the side protection plates 3 can be attached to the shear walls or the rear masonry walls at the two sides of the construction channel; through keep away from one side of middle part connecting plate 4 on two bottom apron 5 respectively articulated a lateral part guard plate 3, can protect the lateral part gap of construction passageway position department through lateral part guard plate 3, and then can effectively avoid constructor sideslip to lead to the casualties event.
During concrete implementation, through set up buffer assembly between flexible apron subassembly and the road surface board 1 to set up rubber protection layer 2 in the bottom of panel body 1-1, when the road surface board 1 receives pressure because of constructor or construction utensil passes through on the road surface board 1, when the flexible apron subassembly of buffer assembly punching press was passed through to the road surface board 1, buffer assembly can have the effect that plays the buffering, and then reduces the impact force of road surface board 1 to flexible apron subassembly, and then reduce the impact force of flexible apron subassembly to building structure, the setting of rubber protection layer 2 simultaneously can also avoid the backup pad at road surface board 1 and buffer assembly top to take place rigid collision, improves the life of road surface board 1, the noise reduction.
It should be noted that, the longitudinal spiral buffer member 16 may be formed by spirally winding steel wires, so that the buffer assembly includes the vertical buffer springs 11 at two sides and the longitudinal spiral buffer member 16 in the middle, which can effectively improve the buffer effect of the buffer assembly and avoid the failure of the buffer assembly.
In practice, the bottom of the longitudinal screw damper 16 is mounted on the bottom cover plate 5, and the top of the vertical damper spring 11 and the top of the longitudinal screw damper 16 are both in contact with the bottom of the support plate 10.
During actual use, the rubber blocks 17 are all located below the support plate 10, and through being provided with a plurality of rubber blocks 17 on the bottom cover plate 5, can limit through the rubber blocks 17, avoid the support plate 10 to be pressed too big and then strike the bottom cover plate 5, can effectively carry out spacingly to the bottom position of support plate 10 through the rubber blocks 17, can avoid simultaneously because of the noise that the rigidity collided and produced.
It should be noted that, through establishing rigidity flange 1-2 in the bottom Zhou Cewei of panel body 1-1, set up flexible flange 1-3 in the inboard bottom of rigidity flange 1-2 simultaneously, can be with the buffering subassembly parcel maintenance, it can not play the cushioning effect to get into the debris in the buffering subassembly and lead to the buffering subassembly, can also seal flexible apron subassembly both sides gap simultaneously, avoid construction debris to drop from between two bottom apron 5, guarantee construction safety, in addition, the setting of flexible flange 1-3 can also guarantee that the road panel 1 has certain upper and lower clearance.
In the concrete implementation, the rigid flanges 1-2 are arranged in a trapezoid manner, the upper dimension of the rigid flanges 1-2 is smaller than the lower dimension, so that the rigid flanges 1-2 can form a gradient, construction machinery and the like can conveniently pass through the pavement panel 1, each side of the rigid flanges 1-2 is provided with a flexible flange 1-3, the upper portions of the flexible flanges 1-3 are tightly attached to the inner side of the rigid flanges 1-2, the bottoms of the flexible flanges 1-3 extend to the lower portion of the rigid flanges 1-2, and the rigid flanges 1-2 and the flexible flanges 1-3 are glued.
During the implementation, through the horizontal gag lever post 20 of both sides slidable mounting respectively around middle part connecting plate 4, can fix the front and back position of flexible apron subassembly through two horizontal gag lever posts 20, and then guarantee the steadiness of flexible apron subassembly installation.
In this embodiment, the middle connection plate 4, the bottom cover plate 5 and the support plate 10 are all parallel to each other.
In specific implementation, an elastic rubber layer is arranged on one side, far away from the center of the middle connecting plate 4, of the transverse limiting rod 20, so that the transverse limiting rod 20 is prevented from rigidly contacting with a building structure.
In this embodiment, as shown in fig. 7, a plurality of dovetail sliding blocks 6 are disposed at the bottom of the bottom cover plate 5, and a plurality of dovetail sliding grooves 7 matched with the dovetail sliding blocks 6 are formed in the middle connecting plate 4.
When in actual use, the dovetail sliding block 6 and the dovetail sliding groove 7 are arranged, so that the connection between the bottom cover plate 5 and the middle connecting plate 4 can be realized, and the connection reliability is high.
In specific implementation, the dovetail-shaped chute 7 is formed along the length direction of the middle connecting plate 4.
In the embodiment shown in fig. 2, 3, 5 and 6, a positioning pin 8 is disposed on one side of the bottom cover plate 5 near the middle connecting plate 4, and a plurality of pin holes 9 through which the positioning pins 8 pass are formed on both left and right sides of the middle connecting plate 4.
During the in-service use, through locating pin 8 cooperation dovetail slider 6 and dovetail spout 7 carry out the connection of bottom apron 5 and middle part connecting plate 4, after the position adjustment between bottom apron 5 and middle part connecting plate 4, can be effectively fixed the position between bottom apron 5 and the middle part connecting plate 4 through locating pin 8, and then avoid using the in-process, bottom apron 5 and middle part connecting plate 4 take place to shift, lead to personnel or construction apparatus's falling.
It should be noted that, two bottom apron 5 symmetry connect in the both sides of middle part connecting plate 4, through the pinhole 9 hole site of adjusting locating pin 8 on middle part connecting plate 4, and then realize the regulation to the whole length of flexible apron subassembly.
As shown in fig. 2 and 3, in this embodiment, the bottom cover plate 5 is slidably provided with a plurality of i-shaped sliders 13 for abutting the lower ends of the vertical buffer springs 11, the i-shaped sliders 13 are provided with vertical screws 12 for guiding the vertical buffer springs 11, the upper ends of the vertical screws 12 sequentially penetrate through the support plate 10 and the panel body 1-1 and then are in threaded connection with locking nuts 14, and the locking nuts 14 are located above the panel body 1-1.
In actual use, the vertical screw rod 12 not only can guide the vertical buffer spring 11, but also can connect the bottom cover plate 5, the support plate 10 and the panel body 1-1.
In actual use, when the upper part of the panel body 1-1 is not stressed, the lock nut 14 is tightly arranged on the top of the panel body 1-1.
It should be noted that, the i-shaped slider 13 includes a middle slider, a top limiting plate disposed at the top of the middle slider, and a bottom limiting plate detachably mounted at the bottom of the middle slider, the middle slider of the i-shaped slider 13 is slidably disposed in the kidney-shaped adjusting hole 15, the top limiting plate of the i-shaped slider 13 is disposed at the top of the bottom cover plate 5, the bottom limiting plate of the i-shaped slider 13 is disposed at the bottom of the bottom cover plate 5, and the kidney-shaped adjusting hole 15 is a kidney-shaped groove disposed along the left-right direction of the bottom cover plate 5.
It should be noted that, the middle sliding piece of the i-shaped sliding block 13 and the bottom limiting plate may be connected by a bolt.
During the concrete implementation, through set up an I shape slider 13 in the lower extreme of vertical screw rod 12, when being convenient for vertical screw rod 12 and bottom apron 5 sliding connection, can also guarantee vertical screw rod 12's straightness that hangs down, and then avoid panel body 1-1 atress imbalance to take place the slope.
In specific implementation, the vertical buffer springs 11 are sleeved on the vertical screw rods 12, the number of the vertical buffer springs 11 and the number of the I-shaped sliding blocks 13 are equal to that of the vertical buffer springs 11 and correspond to each other one by one, and the vertical buffer springs 11 prop up between the I-shaped sliding blocks 13 and the supporting plates 10.
As shown in fig. 2 and 3, in this embodiment, the bottom cover plate 5 is provided with a plurality of kidney-shaped adjusting holes 15 for sliding installation of the i-shaped sliding blocks 13, two sides of the support plate 10 and the panel body 1-1 are provided with a plurality of screw perforation holes for penetrating the vertical screws 12, and the hole diameter of the screw perforation holes is larger than the diameter of the vertical screws 12.
The support plate 10 and the panel body 1-1 are provided with three screw holes on the left and right sides, respectively.
In this embodiment, the rubber block 17 is a trapezoidal rubber block, and the height of the rubber block 17 is smaller than the maximum height of the longitudinal screw damper 16.
In this embodiment, rubber cushion layers 19 are disposed at the bottoms of the front and rear sides of the bottom cover 5.
During actual use, the width of middle part connecting plate 4 is less than the width of bottom apron 5, and the width direction of middle part connecting plate 4 indicates the fore-and-aft direction, and middle part connecting plate 4 is located the expansion joint, and the front and back both sides of bottom apron 5 are set up respectively on the structural slab of expansion joint both sides, through all being provided with rubber cushion 19 in the front and back both sides bottom of bottom apron 5, not only can increase the frictional force between bottom apron 5 and the structural slab, reduces the left and right movement of bottom apron 5, can also reduce noise simultaneously, can also avoid bottom apron 5 to the damage of structural slab in addition.
As shown in fig. 2 and 3, in this embodiment, a cylindrical positioning column 18 is disposed at the bottom center of the supporting plate 10, the positioning column 18 is perpendicular to the supporting plate 10, a circular through hole for the positioning column 18 to pass through is formed in the middle of the middle connecting plate 4, and the diameter of the circular through hole is larger than that of the positioning column 18.
In actual use, the positioning posts 18 can position the support plate 10, so that the support plate 10 is always fixed relative to the position of the middle connecting plate 4, and the support plate 10 is prevented from sliding left and right.
As shown in fig. 2, 3 and 6, in this embodiment, the rack and pinion transmission mechanism includes a gear 22 rotatably mounted at the bottom of the middle connecting plate 4 and two racks 23 slidably mounted at the bottom of the middle connecting plate 4 and meshed with the gear 22, where the two racks 23 are respectively connected to two lateral limit rods 20, and a handle 24 for driving the gear 22 to rotate is provided on the middle connecting plate 4.
During actual use, the front and back both sides of middle part connecting plate 4 are provided with two guide slide bars 21 that are used for carrying out the direction to horizontal gag lever post 20 respectively, and guide slide bar 21 can slide along the front and back direction of middle part connecting plate 4, and the front side bottom and the rear side bottom of middle part connecting plate 4 are provided with two first spouts that supply guide slide bar 21 slidable mounting respectively, the bottom of middle part connecting plate 4 still is provided with two second spouts that supply rack 23 to install, one side of rack 23 is provided with T type slider, the second spout is for the T type spout with T type slider matched with, guarantees that rack 23 stably slides.
The gear 22 is located between two racks 23, the racks 23 and the guide slide bar 21 are both disposed along the front-rear direction of the middle connecting plate 4, and the lateral limit bar 20 is disposed along the left-right direction of the middle connecting plate 4.
During actual use, through twist grip 24 for gear 22 rotates, and then drives two racks 23 and moves to the front side and the rear side of middle part connecting plate 4 respectively, and when the building top with the expansion joint both sides is tight respectively to the horizontal gag lever post 20 of two rack 23 tip, stops twist grip 24, and at this moment, two horizontal gag lever posts 20 can fix the front and back position of expansion cover plate subassembly.
During implementation, the gear 22 is rotatably installed at the bottom of the middle connecting plate 4 through the rotating shaft, the upper end of the rotating shaft extends to the top of the middle connecting plate 4, an inner hexagonal groove for clamping the handle 24 is formed in the top of the rotating shaft, an outer hexagonal connector matched with the inner hexagonal groove is arranged on the handle 24, and a pin can be arranged between the outer hexagonal connector of the handle 24 and the top of the rotating shaft in order to improve the connection reliability of the handle 24.
As shown in fig. 9, in the specific implementation, the middle connecting plate 4 is provided with a locking mechanism for locking the handle 24, the anti-reverse mechanism includes two turnbuckle bolts 27 which are detachably connected between two sides of the handle 24 and the middle connecting plate 4, two sides of one end of the handle 24 far away from the rotating shaft are respectively provided with a first pull ring 28 for connecting the turnbuckle bolts 27, the middle connecting plate 4 is provided with a plurality of second pull rings 29 for connecting the turnbuckle bolts 27, a plurality of second pull rings 29 are uniformly distributed along the circumferential direction of the rotating shaft, the number of the second pull rings 29 is at least three, two ends of the turnbuckle bolts 27 are respectively connected on the first pull ring 28 and the second pull rings 29, and two ends of the turnbuckle bolts 27 are respectively provided with a hook for facilitating the disassembly of the turnbuckle bolts 27.
When the handle 24 is locked, a first pull ring 28 on both sides of the handle 24 is connected with a first stud 27, the other ends of the two studs 27 are connected with two second pull rings 29 on both sides of the handle 24, and the elongation of the stud 27 is adjusted, so that the two studs 27 pull the handle 24 tightly, and further, the gear 22 is prevented from reversing when the top of the protection device is over or over.
As shown in fig. 8, in the specific implementation, each side protection plate 3 is provided with a side protection net 25 capable of lifting, the side protection net 25 comprises a square steel frame and a steel wire net arranged in the square steel frame, two vertical installation rods 26 for installing the side protection net 25 are arranged on the inner side of the side protection plate 3, two sides of the square steel frame in the side protection net 25 are respectively sleeved on the two vertical installation rods 26 in a sliding manner, the square steel frame of the side protection net 25 is connected with the vertical installation rods 26 through positioning pins, a plurality of pin holes for installing the positioning pins are formed in the vertical installation rods 26 along the length direction of the square steel frame, and two pin holes for installing the positioning pins are formed in two sides of the square steel frame of the side protection net 25.
It should be noted that, the setting of lateral part protection network 25 can further protect the gap of construction passageway both sides, can also carry out spacingly to the upper and lower position of device, and the structural slab at construction passageway position bottom is hugged closely to two bottom apron 5 is laid, and the structural slab bottom at construction passageway position top is hugged closely at the top of lateral part protection network 25 is laid, or the structural slab bottom that the top of lateral part protection network 25 is close construction passageway position top is laid, can effectively avoid the work progress, and bottom apron 5 come-up and then take place danger.
When carrying out the installation of settlement joint, expansion joint safety device for civil engineering, include the following step:
step one, installing a telescopic cover plate assembly at a settlement joint or an expansion joint position of a construction channel, wherein the concrete process is as follows:
step 101, turning up the two side protection plates 3 to enable an included angle between the two side protection plates 3 and the bottom cover plate 5 to be 90 degrees;
102, respectively sliding and installing a plurality of vertical screws 12 on the two bottom cover plates 5;
step 103, moving the telescopic cover plate assembly to the position of a settlement joint or an expansion joint of a construction channel, sliding and adjusting the positions between the two bottom cover plates 5 and the middle connecting plate 4 according to the length of the settlement joint or the expansion joint of the construction channel until the two side protection plates 3 are clung to shear walls or rear brickwork at two sides of the construction channel, and then pinning the two bottom cover plates 5 with the middle connecting plate 4 through two positioning pins 8;
104, rotating the handle 24 to enable the two transverse limiting rods 20 to respectively prop up the building structures at the two sides of the settlement joint or the expansion joint;
step two, installing a buffer assembly: a vertical buffer spring 11 is arranged on each vertical screw rod 12, a plurality of longitudinal spiral buffer pieces 16 and rubber blocks 17 are respectively arranged on the two bottom cover plates 5, a supporting plate 10 is arranged on the plurality of vertical screw rods 12, a positioning column 18 in the middle of the supporting plate 10 penetrates through a circular through hole formed in the middle of the middle connecting plate 4, and the supporting plate 10 is supported on the vertical buffer springs 11 and the longitudinal spiral buffer pieces 16;
step three, installing a road panel: a road panel 1 is arranged on the top of a supporting plate 10, a plurality of vertical screws 12 extend out to the upper side of the road panel 1, and a lock nut 14 is arranged on each vertical screw 12;
step four, installing a side protection net: and a side protection net 25 is arranged on each side protection plate 3, and the top of the side protection net 25 is tightly propped against the building structure at the top of the construction channel.
In actual use, the longitudinal spiral buffer 16, the rubber block 17 and the bottom cover plate 5 can be detachably connected or fixedly connected.
When the two lateral limit rods 20 are respectively abutted against the building structures on two sides of the settlement joint or the expansion joint, the front and back positions of the whole telescopic cover plate assembly can be properly adjusted, so that the two lateral limit rods 20 are respectively abutted against the building structures on two sides of the settlement joint or the expansion joint.
In step 104, after the two transverse limiting rods 20 respectively prop against the building structures at two sides of the settlement joint or the expansion joint, the handle 24 is locked by adopting the two stud bolts 27.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any simple modification, variation and equivalent structural changes made to the above embodiment according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a settlement joint or expansion joint safety device for civil engineering, its characterized in that: the flexible cover plate assembly is hinged with a side protection plate (3) for protecting the settlement joint or the expansion joint at the side part of the construction channel respectively;
the telescopic cover plate assembly comprises a middle connecting plate (4) and two bottom cover plates (5) which are respectively and slidably arranged at the left side and the right side of the middle connecting plate (4), and the two side protection plates (3) are respectively hinged to one sides, far away from the middle connecting plate (4), of the two bottom cover plates (5);
the buffer assembly comprises a support plate (10), two groups of side buffer pieces and two groups of middle buffer pieces, wherein the two groups of side buffer pieces are respectively supported between two bottom cover plates (5) and two sides of the support plate (10), the two groups of middle buffer pieces are respectively installed on the two bottom cover plates (5), each group of side buffer pieces comprises a plurality of vertical buffer springs (11), each group of middle buffer pieces comprises a plurality of longitudinal spiral buffer pieces (16), and a plurality of rubber blocks (17) are arranged on the bottom cover plates (5);
the road panel (1) comprises a panel body (1-1) and a rigid flange (1-2) which is arranged around the periphery of the bottom of the panel body (1-1), a rubber protection layer (2) is arranged at the bottom of the panel body (1-1), and a flexible flange (1-3) is arranged at the bottom of the inner side of the rigid flange (1-2);
the limiting assembly comprises two transverse limiting rods (20) which are respectively and slidably arranged on the front side and the rear side of the middle connecting plate (4), and a gear rack transmission mechanism for driving the two transverse limiting rods (20) to slide front and rear is arranged at the bottom of the middle connecting plate (4).
2. A settlement joint or expansion joint safety device for civil engineering according to claim 1, wherein: the bottom of bottom apron (5) is provided with a plurality of dovetails shape slider (6), set up on middle part connecting plate (4) a plurality of with dovetailed shape spout (7) of dovetailed shape slider (6) matched with.
3. A settlement joint or expansion joint safety device for civil engineering according to claim 1, wherein: one side of the bottom cover plate (5) close to the middle connecting plate (4) is provided with a locating pin (8), and the middle connecting plate (4) is provided with a plurality of pin holes (9) for the locating pins (8) to penetrate.
4. A settlement joint or expansion joint safety device for civil engineering according to claim 1, wherein: the novel vertical buffer device is characterized in that a plurality of I-shaped sliding blocks (13) for the lower ends of the vertical buffer springs (11) to be abutted are slidably mounted on the bottom cover plate (5), vertical screws (12) for guiding the vertical buffer springs (11) are arranged on the I-shaped sliding blocks (13), the upper ends of the vertical screws (12) sequentially penetrate through the supporting plates (10) and the panel body (1-1) and then are in threaded connection with locking nuts (14), and the locking nuts (14) are located above the panel body (1-1).
5. The settlement joint or expansion joint safety protection device for civil engineering according to claim 4, wherein: a plurality of waist-shaped adjusting holes (15) for sliding installation of the I-shaped sliding blocks (13) are formed in the bottom cover plate (5), a plurality of screw perforation holes for the vertical screws (12) to penetrate are formed in two sides of the supporting plate (10) and the panel body (1-1), and the hole diameter of each screw perforation hole is larger than that of each vertical screw (12).
6. A settlement joint or expansion joint safety device for civil engineering according to claim 1, wherein: the rubber block (17) is a trapezoid rubber block, and the height of the rubber block (17) is smaller than the maximum height of the longitudinal spiral buffer piece (16).
7. A settlement joint or expansion joint safety device for civil engineering according to claim 1, wherein: rubber cushion layers (19) are arranged at the bottoms of the front side and the rear side of the bottom cover plate (5).
8. A settlement joint or expansion joint safety device for civil engineering according to claim 1, wherein: the bottom center of backup pad (10) is provided with a columniform reference column (18), reference column (18) mutually perpendicular with backup pad (10), circular through-hole that supplies reference column (18) to pass is seted up at the middle part of middle part connecting plate (4), the aperture of circular through-hole is greater than the diameter of reference column (18).
9. A settlement joint or expansion joint safety device for civil engineering according to claim 1, wherein: the gear rack transmission mechanism comprises a gear (22) rotatably arranged at the bottom of the middle connecting plate (4) and two racks (23) slidably arranged at the bottom of the middle connecting plate (4) and meshed with the gear (22), the two racks (23) are respectively connected with two transverse limiting rods (20), and a handle (24) for driving the gear (22) to rotate is arranged on the middle connecting plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310738499.5A CN116517324B (en) | 2023-06-21 | 2023-06-21 | Settlement joint or expansion joint safety device for civil engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310738499.5A CN116517324B (en) | 2023-06-21 | 2023-06-21 | Settlement joint or expansion joint safety device for civil engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116517324A CN116517324A (en) | 2023-08-01 |
| CN116517324B true CN116517324B (en) | 2023-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310738499.5A Active CN116517324B (en) | 2023-06-21 | 2023-06-21 | Settlement joint or expansion joint safety device for civil engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001193285A (en) * | 2000-01-13 | 2001-07-17 | Nippon Steel Metal Prod Co Ltd | Temporary protection fence and work method therefor |
| KR200339868Y1 (en) * | 2003-10-06 | 2004-01-28 | 서종대 | fall prevention apparatus for building |
| CN213476616U (en) * | 2020-06-30 | 2021-06-18 | 蒋繁荣 | Expansion device of highway bridge guardrail |
| CN114961312A (en) * | 2022-05-20 | 2022-08-30 | 上海二十冶建设有限公司 | Adjustable horizontal hole opening protection device and installation method thereof |
| CN217733737U (en) * | 2022-05-12 | 2022-11-04 | 江苏盈鑫预应力制品有限公司 | Public road bridge roof beam expansion joint |
| CN217760161U (en) * | 2022-07-05 | 2022-11-08 | 福建省高华建设工程有限公司 | Post-cast strip protective structure |
| CN218758919U (en) * | 2022-11-25 | 2023-03-28 | 丁洪 | Temporary protection device for building structure seam |
-
2023
- 2023-06-21 CN CN202310738499.5A patent/CN116517324B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001193285A (en) * | 2000-01-13 | 2001-07-17 | Nippon Steel Metal Prod Co Ltd | Temporary protection fence and work method therefor |
| KR200339868Y1 (en) * | 2003-10-06 | 2004-01-28 | 서종대 | fall prevention apparatus for building |
| CN213476616U (en) * | 2020-06-30 | 2021-06-18 | 蒋繁荣 | Expansion device of highway bridge guardrail |
| CN217733737U (en) * | 2022-05-12 | 2022-11-04 | 江苏盈鑫预应力制品有限公司 | Public road bridge roof beam expansion joint |
| CN114961312A (en) * | 2022-05-20 | 2022-08-30 | 上海二十冶建设有限公司 | Adjustable horizontal hole opening protection device and installation method thereof |
| CN217760161U (en) * | 2022-07-05 | 2022-11-08 | 福建省高华建设工程有限公司 | Post-cast strip protective structure |
| CN218758919U (en) * | 2022-11-25 | 2023-03-28 | 丁洪 | Temporary protection device for building structure seam |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116517324A (en) | 2023-08-01 |
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