CN220725951U - Municipal road construction foundation ditch safety device - Google Patents
Municipal road construction foundation ditch safety device Download PDFInfo
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- CN220725951U CN220725951U CN202322335894.7U CN202322335894U CN220725951U CN 220725951 U CN220725951 U CN 220725951U CN 202322335894 U CN202322335894 U CN 202322335894U CN 220725951 U CN220725951 U CN 220725951U
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- shaped
- road construction
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- dysmorphism
- municipal road
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 239000000872 buffer Substances 0.000 claims abstract description 61
- 206010066054 Dysmorphism Diseases 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000003139 buffering effect Effects 0.000 abstract description 22
- 230000006378 damage Effects 0.000 abstract description 10
- 238000013461 design Methods 0.000 abstract description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The utility model relates to the technical field of road construction protection equipment, and discloses a municipal road construction foundation pit safety protection device which comprises an L-shaped fixing seat, wherein a special-shaped buffer plate is arranged on the L-shaped fixing seat, and a fixing rod is arranged on the rear side of the special-shaped buffer plate. Through the design, when pedestrian or vehicle collide the dysmorphism buffer board, at first bump the arc convex surface of dysmorphism buffer board when, the dysmorphism buffer board moves backward and buffers, under the guide of convex surface, the striker continues to move along the arc concave surface, because the rear side of arc concave surface is connected with the dwang through the connecting piece rotation, the dwang is under the slip cup joint of supporting the compression spring with extending the piece, play the buffering effect to the arc concave surface, make the striker when being guided to the arc concave surface, still receive the buffering effect, above two sets of buffering are by hard buffering by the water conservancy diversion flexible buffering, make in the event, the injury that the victim received is less, and also can reduce correspondingly the damage to equipment.
Description
Technical Field
The utility model relates to the technical field of road construction protection equipment, in particular to a municipal road construction foundation pit safety protection device.
Background
The existing central urban area is more and more densely built, particularly a large number of new high-rise and super-high-rise buildings are built, a large number of deep foundation pits are required to be dug in municipal road construction, foundation pit protection devices are used for guaranteeing the safety of underground structure construction and surrounding environment of the foundation pit, supporting, reinforcing and protecting measures are adopted for the side wall and surrounding environment of the foundation pit, the foundation pit is a soil pit dug according to the elevation of a substrate and the size of a basic plane at a basic design position, the foundation pit dug on the road can cause serious consequences if the protection measures are not adopted, the existing foundation pit safety protection devices are simple in design, a simple support and a net layer are generally adopted to be simply combined, the arrangement is difficult to play a safety protection role, reminding cards are lacked, pedestrians and resident residents are not clear of construction, psychological preparation for dealing is not well done, accidents are easy to occur, light reflection devices are lacked, and accidents are easy to occur at night
The chinese patent discloses a road foundation ditch safety device that barrier property is high (grant bulletin number CN 212714644U), this patent technology compresses second buffer spring through the buffer plate for second buffer spring absorbs the impact force, realized the buffer protection to accident vehicle, reduced the damage degree to accident vehicle causes, compress third buffer spring through the sliding block, make third buffer spring absorb the impact force, realized the secondary buffer protection to accident vehicle, further reduced the damage degree to accident vehicle causes, compress first buffer spring through the sliding seat, make first buffer spring absorb the impact force, reduced the damage degree that the impact force caused to protector body, protector's life has been prolonged. However, in the above-mentioned patent, the victim forms the hard buffering of straightening after striking buffer gear, can't shunt to both sides to make the resilience can't be offset after the collision, still cause the secondary injury easily. Accordingly, a person skilled in the art provides a safety protection device for a foundation pit for municipal road construction, so as to solve the problems set forth in the background art.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a municipal road construction foundation pit safety protection device, which aims to solve the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a municipal road construction foundation ditch safety device, includes L shape fixing base, be provided with special-shaped buffer board on the L shape fixing base, the dead lever is installed to the rear side of special-shaped buffer board, it is connected with the connecting rod to rotate on the dead lever, two tip rotations of connecting rod are connected with the rotation cover, spacing spout has been seted up to L shape fixing base front side, install the gag lever post in the spacing spout, the cover is equipped with extension spring on the gag lever post, the connecting piece is installed to the both ends rear side of special-shaped buffer board, rotate on the connecting piece and be connected with the dwang, the cover is equipped with the pressure spring on the dwang.
Preferably, the two connecting rods are in a V shape, the connecting rods are sleeved with the limiting rods in a sliding manner through the rotating sleeves, one ends of the extension springs are connected with the inner walls of the limiting sliding grooves, the other ends of the extension springs are fixedly connected with one sides of the rotating sleeves, and the special-shaped buffer plates move backwards to buffer under the action of the connecting rods and the extension springs.
Preferably, the two ends of the L-shaped fixing seat are provided with inclined extension blocks, the extension blocks are in sliding sleeve joint with the rotating rod, one end of the pressing spring is in pressing contact with a convex ring on the rotating rod, and the other end of the pressing spring is in pressing contact with the front side surface of the extension blocks.
Preferably, the special-shaped buffer plate comprises three arc surfaces, is the arc concave surface of arc convex surface and arc convex surface both sides respectively, after receiving the striking, the impact thing is following the effect that the arc concave surface continued to remove under the guide of arc convex surface, because the rear side of arc concave surface is connected with the dwang through the connecting piece rotation, the dwang is under the slip cup joint of supporting the pressure spring and extending the piece, plays the buffering effect to the arc concave surface for the impact thing still receives the effect of buffering when being guided to the arc concave surface.
Preferably, the hangers are installed at the both ends of dysmorphism buffer board, reset spring has been cup jointed to the hangers, and accessible hangers and reset spring connect between two adjacent dysmorphism buffer boards, therefore further strengthened the buffering effect of dysmorphism buffer board arc concave surface.
Preferably, the fixture block is installed to the bottom of L shape fixing base, increases the frictional force of L shape fixing base and ground, the gusset plate is installed to the rear side of L shape fixing base, the slot has been seted up on the gusset plate, be provided with the inserted bar in the slot, consolidate whole protective equipment.
Preferably, a reflecting plate is stuck on the front side surface of the special-shaped buffer plate for warning.
(III) beneficial effects
Compared with the prior art, the utility model provides a municipal road construction foundation pit safety protection device, which has the following beneficial effects:
through the design, when pedestrian or vehicle bump the dysmorphism buffer board, receive the panel structure of dysmorphism buffer board, when the arc convex surface of bump the dysmorphism buffer board at first, receive the effect of connecting rod and extension spring, the dysmorphism buffer board moves backward and buffers, afterwards, under the guide of convex surface, the arc concave surface towards dysmorphism buffer board both sides continues to remove, and then form and be connected with the dwang through the connecting piece rotation after receiving the striking, the dwang is under the slip cup joint of supporting spring and extension piece owing to the rear side of arc concave surface, play the buffering effect to the arc concave surface, make the striking still receive the effect of buffering when being guided to the arc concave surface, above two sets of buffering are by hard buffering by the water conservancy diversion flexible buffering, make the time spent, the injury that the victim received is less, and also can corresponding reduction to the damage of equipment.
Drawings
Fig. 1 is a schematic perspective view of a safety device for a foundation pit for municipal road construction according to an embodiment of the application.
Fig. 2 is a schematic structural view of a reinforcing plate in a safety device for a foundation pit for municipal road construction according to an embodiment of the application.
Fig. 3 is a structural explosion diagram of a safety device for a foundation pit for municipal road construction provided in an embodiment of the application.
In the figure: 1. an L-shaped fixing seat; 2. a special-shaped buffer plate; 3. a light reflecting plate; 4. a reinforcing plate; 5. a slot; 6. a rod; 7. an extension block; 8. a fixed rod; 9. a connecting rod; 10. limiting sliding grooves; 11. a limit rod; 12. a tension spring; 13. a rotating sleeve; 14. a connecting piece; 15. a rotating lever; 16. pressing the spring; 17. a clamping block; 18. hanging lugs; 19. and a return spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a technical scheme, referring to figures 1, 2 and 3, of a safety protection device for a municipal road construction foundation pit, which comprises an L-shaped fixing seat 1, wherein a special-shaped buffer plate 2 is arranged on the L-shaped fixing seat 1, a fixing rod 8 is arranged at the rear side of the special-shaped buffer plate 2, a connecting rod 9 is rotationally connected to the fixing rod 8, two end parts of the connecting rod 9 are rotationally connected with a rotating sleeve 13, a limit chute 10 is arranged at the front side of the L-shaped fixing seat 1, a limit rod 11 is arranged in the limit chute 10, an extension spring 12 is sleeved on the limit rod 11, connecting pieces 14 are arranged at the rear sides of two ends of the special-shaped buffer plate 2, a rotating rod 15 is rotationally connected to the connecting pieces 14, a pressing spring 16 is sleeved on the rotating rod 15, the two connecting rods 9 are V-shaped, the connecting rod 9 is in sliding sleeve joint with the limit rod 11 through the rotating sleeve 13, one end of the extension spring 12 is connected with the inner wall of the limit chute 10, the other end of the extension spring 12 is fixedly connected with one side of the rotating sleeve 13, under the action of the connecting rod 9 and the extension spring 12, the special-shaped buffer plate 2 moves backwards to buffer, inclined extension blocks 7 are arranged at two ends of the L-shaped fixing seat 1, the extension blocks 7 are in sliding sleeve joint with the rotating rod 15, one end of the abutting spring 16 is in abutting contact with a convex ring on the rotating rod 15, the other end of the abutting spring 16 is in abutting contact with the front side surface of the extension block 7, the special-shaped buffer plate 2 consists of three arc-shaped surfaces, namely an arc-shaped convex surface and arc-shaped concave surfaces at two sides of the arc-shaped convex surface, after being impacted, the impact object continuously moves along the arc-shaped concave surfaces under the guidance of the arc-shaped convex surfaces, and the rotating rod 15 is connected to the rear side of the arc-shaped concave surfaces through the connecting piece 14 in a rotating way, the rotating rod 15 has the buffering effect on the arc-shaped concave surface under the sliding sleeve joint of the pressing spring 16 and the extension block 7, so that the impact object is still buffered when guided to the arc-shaped concave surface;
referring to fig. 1 and 2, two ends of the special-shaped buffer plate 2 are provided with hanging lugs 18, the hanging lugs 18 are sleeved with reset springs 19, and two adjacent special-shaped buffer plates 2 can be connected through the hanging lugs 18 and the reset springs 19, so that the buffering effect of the arc-shaped concave surfaces of the special-shaped buffer plates 2 is further enhanced;
referring to fig. 2 and 3, a clamping block 17 is installed at the bottom of the L-shaped fixing seat 1 to increase the friction between the L-shaped fixing seat 1 and the ground, a reinforcing plate 4 is installed at the rear side of the L-shaped fixing seat 1, a slot 5 is formed in the reinforcing plate 4, and a plug rod 6 is arranged in the slot 5 to reinforce the whole protection device;
referring to fig. 1 and 3, a reflecting plate 3 is adhered to the front side of the special-shaped buffer plate 2 for warning.
The working principle of the device is as follows: the foundation pit safety protection device consists of an L-shaped fixing seat 1 and a special-shaped buffer plate 2, wherein the special-shaped buffer plate 2 consists of three cambered surfaces, when the foundation pit safety protection device is used, a clamping block 17 at the bottom of the L-shaped fixing seat 1 is in contact insertion connection with the ground, so that the friction force between the L-shaped fixing seat 1 and the ground is increased, and then the whole protection device is reinforced through an inserting rod and a reinforcing plate 4;
when a pedestrian or a vehicle collides with the special-shaped buffer plate 2, the panel structure of the special-shaped buffer plate 2 is impacted, when the pedestrian or the vehicle collides with the arc-shaped convex surface of the special-shaped buffer plate 2 at first, the special-shaped buffer plate 2 moves backwards to buffer under the action of the connecting rod 9 and the extension spring 12, then, the special-shaped buffer plate 2 moves towards the arc-shaped concave surfaces on two sides of the special-shaped buffer plate 2 under the guidance of the convex surface, and then, the effect that the impacting object moves continuously against the arc-shaped concave surfaces after being impacted is formed, because the rear side of the arc-shaped concave surfaces is rotationally connected with the rotating rod 15 through the connecting piece 14, the rotating rod 15 plays a role of buffering the arc-shaped concave surfaces under the sliding sleeve joint of the abutting spring 16 and the extension block 7, so that the impacting object is still subjected to the buffering effect when being guided to the arc-shaped concave surfaces;
the two groups of buffering are guided into flexible buffering by the hard buffering, so that the damage to the equipment can be reduced correspondingly due to less harm to victims in the event;
and two adjacent special-shaped buffer plates 2 can be connected through the hanging lugs 18 and the reset springs 19, so that the buffering effect of the arc-shaped concave surfaces of the special-shaped buffer plates 2 is further enhanced;
and a reflecting plate 3 is installed on the front side of the profiled buffer plate 2.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
In this document, unless specifically stated and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a municipal road construction foundation ditch safety device, includes L shape fixing base (1), its characterized in that: be provided with dysmorphism buffer board (2) on L shape fixing base (1), dead lever (8) are installed to the rear side of dysmorphism buffer board (2), rotate on dead lever (8) and be connected with connecting rod (9), two tip rotations of connecting rod (9) are connected with rotation cover (13), spacing spout (10) have been seted up to L shape fixing base (1) front side, install gag lever post (11) in spacing spout (10), the cover is equipped with extension spring (12) on gag lever post (11), connecting piece (14) are installed to the both ends rear side of dysmorphism buffer board (2), rotate on connecting piece (14) and be connected with dwang (15), the cover is equipped with on dwang (15) and supports pressure spring (16), hangers (18) are installed at the both ends of dysmorphism buffer board (2), reset spring (19) have been cup jointed to hangers (18).
2. The municipal road construction foundation pit safety device according to claim 1, wherein: the two ends of the L-shaped fixing seat (1) are provided with inclined extension blocks (7), the extension blocks (7) are in sliding sleeve connection with the rotating rod (15), one end of the pressing spring (16) is in pressing contact with a convex ring on the rotating rod (15), and the other end of the pressing spring (16) is in pressing contact with the front side face of the extension blocks (7).
3. The municipal road construction foundation pit safety device according to claim 1, wherein: the two connecting rods (9) are in V-shaped, the connecting rods (9) are in sliding sleeve connection with the limiting rods (11) through the rotating sleeves (13), one end of each extension spring (12) is connected with the inner wall of each limiting chute (10), and the other end of each extension spring (12) is fixedly connected with one side of each rotating sleeve (13).
4. The municipal road construction foundation pit safety device according to claim 1, wherein: the clamping block (17) is installed at the bottom of the L-shaped fixing seat (1), the reinforcing plate (4) is installed at the rear side of the L-shaped fixing seat (1), the slot (5) is formed in the reinforcing plate (4), and the inserting rod (6) is arranged in the slot (5).
5. The municipal road construction foundation pit safety device according to claim 1, wherein: the special-shaped buffer plate (2) consists of three arc-shaped surfaces, namely an arc-shaped convex surface and arc-shaped concave surfaces on two sides of the arc-shaped convex surface.
6. The municipal road construction foundation pit safety device according to claim 1, wherein: the front side surface of the special-shaped buffer plate (2) is stuck with a reflecting plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322335894.7U CN220725951U (en) | 2023-08-29 | 2023-08-29 | Municipal road construction foundation ditch safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322335894.7U CN220725951U (en) | 2023-08-29 | 2023-08-29 | Municipal road construction foundation ditch safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220725951U true CN220725951U (en) | 2024-04-05 |
Family
ID=90503156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322335894.7U Active CN220725951U (en) | 2023-08-29 | 2023-08-29 | Municipal road construction foundation ditch safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220725951U (en) |
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2023
- 2023-08-29 CN CN202322335894.7U patent/CN220725951U/en active Active
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