CN114439264A - Foundation ditch guardrail shelters from device when foundation ditch borrowing - Google Patents
Foundation ditch guardrail shelters from device when foundation ditch borrowing Download PDFInfo
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- CN114439264A CN114439264A CN202210195928.4A CN202210195928A CN114439264A CN 114439264 A CN114439264 A CN 114439264A CN 202210195928 A CN202210195928 A CN 202210195928A CN 114439264 A CN114439264 A CN 114439264A
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- fixedly connected
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- baffle
- supporting
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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
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G45/00—Lubricating, cleaning, or clearing devices
- B65G45/10—Cleaning devices
- B65G45/12—Cleaning devices comprising scrapers
- B65G45/14—Moving scrapers
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H1/00—Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
- E04H1/12—Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
- E04H1/1205—Small buildings erected in the open air
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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
- F16F15/06—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 metal springs
- F16F15/067—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 metal springs using only wound springs
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Acoustics & Sound (AREA)
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Abstract
The invention relates to the technical field of foundation pit guardrail shielding, in particular to a pit guardrail shielding device during foundation pit soil taking, which comprises four supporting rods, wherein adjusting pipes are arranged outside the top ends of the four supporting rods in a sliding manner, supporting plates are arranged outside two supporting rods on the left side and outside two supporting rods on the right side in a sliding manner, the two supporting plates are respectively connected with the four supporting rods through fixing mechanisms, first springs are sleeved outside the four supporting rods, the bottom ends of the first springs are respectively and fixedly connected with the top ends of the two supporting plates, the bottom ends of the first springs are respectively and fixedly connected with the bottom ends of the adjusting pipes, and shielding mechanisms are respectively and rotatably connected to the top ends of the two adjusting pipes on the left side and the top ends of the two adjusting pipes on the right side; it can reduce the dynamics of clod to the baffle striking, effectively avoids the baffle to be pounded by the clod and warp the damage, can clear up the soil on the baffle, avoids people to climb and clear up on the baffle, improves the security of clearance, has improved the convenience and the efficiency of clearance.
Description
Technical Field
The invention relates to the technical field of foundation pit guardrail shielding, in particular to a foundation pit guardrail shielding device during foundation pit soil taking.
Background
As is well known, a foundation pit refers to an underground space excavated for constructing a foundation and a basement of a building (including a structure), the foundation pit belongs to a temporary project, and in order to prevent a safety accident, guard rails are generally required to be arranged around the foundation pit, so that inconvenience is brought to a certain extent when earthwork inside the foundation pit is taken out and transported, generally, an excavator is required to cooperate with a transport vehicle, the transport vehicle is stopped outside a protection fence of the foundation pit, the excavator fetches earth inside the foundation pit, the transport vehicle is transported to a corresponding place for treatment, and sometimes, the earthwork falls off from an excavator bucket.
Through the retrieval, chinese patent publication No. 9/3 of 2021 is CN 214117581U's utility model discloses a pit guardrail shelters from device when foundation ditch fetches earth, it probably includes the support, the support includes first stand, the second stand, first stand and second stand fixedly connected with connecting rod, and the length of connecting rod is greater than the width of foundation ditch frontier defense guardrail, the support still includes sheltering from the mechanism, the excavator bucket is at the in-process of fortune soil, sometimes have the clod of great piece to fall on first baffle and second baffle, smash first baffle and second baffle easily, less clod is not convenient for roll on first baffle and second baffle in addition, pile up easily on first baffle and second baffle, still need people to climb to and clear up on first baffle and the second baffle, there is the danger that drops in the in-process of clearance.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a foundation pit guardrail shielding device during foundation pit soil taking, so as to solve the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a pit guardrail shielding device during foundation pit soil taking comprises four supporting rods, adjusting pipes are arranged outside the top ends of the four supporting rods in a sliding mode, supporting plates are arranged outside the two supporting rods on the left side in a sliding mode, the two supporting plates are connected with the four supporting rods through fixing mechanisms respectively, first springs are sleeved outside the four supporting rods, the bottom ends of the first springs are fixedly connected with the top ends of the two supporting plates respectively, the bottom ends of the first springs are fixedly connected with the bottom ends of the adjusting pipes respectively, shielding mechanisms are rotatably connected with the top ends of the two adjusting pipes on the left side and the top ends of the two adjusting pipes on the right side respectively, each shielding mechanism comprises two fixing plates, strip-shaped grooves are formed in the opposite ends of the two fixing plates, baffle plates are fixedly connected inside the two strip-shaped grooves, and rotating shafts are rotatably connected with the left sides and the right sides inside the two strip-shaped grooves, the front side and the rear side of the outer parts of the two rotating shafts are fixedly sleeved with chain wheels, the two chain wheels positioned at the front side and the two chain wheels positioned at the rear side are in transmission connection through chains, a plurality of scraping plates are fixedly connected between the two chains, the side ends of the scraping plates are in contact with the side ends of the baffle plates, a middle shielding component is arranged in the middle of the two shielding mechanisms, the left side of the bottom end and the right side of the bottom end of the middle shielding component are respectively arranged on the two supporting plates, the front end of the rotating shaft close to one side of the middle shielding component extends to the front side of the fixed plate positioned at the front side and is fixedly connected with a rotating wheel, a plurality of inclined teeth are uniformly and fixedly connected with the outer part of the rotating wheel, the front end of the fixed plate positioned at the front side is rotatably connected with a rotating box which is sleeved on the outer part of the rotating wheel, a ruler spring is fixedly connected with the end of the ruler spring far away from the rotating box and is fixedly connected with the side end of the fixed plate, a plurality of first sliding chutes are uniformly arranged in the rotating box, the inside of a plurality of first spouts all slides and is provided with first slider, the one end that the runner was kept away from to a plurality of first sliders all is connected with first compression spring, the cardboard of the equal fixedly connected with of one end and skewed tooth looks adaptation that a plurality of first sliders are close to the runner, cardboard and rotary box sliding fit, the front end fixedly connected with of rotary box winds the roller, it has the connection rope to wind the outside winding of roller, the bottom of connecting the rope is passed through the connecting block and is sheltered from the subassembly with the centre and be connected, each the outside of control tube slides and is provided with the sliding ring, the side rotation of sliding ring is connected with the support column, the inside of support column is provided with the second spout, the inside of second spout slides and is provided with the second slider, the bottom of second slider is connected with second compression spring, the top fixedly connected with bracing piece of second slider, the top of bracing piece extends to the upside of support column, the top of each bracing piece rotates with the bottom of each fixed plate respectively and is connected.
Preferably, the middle shielding component comprises two support plates, the top fixedly connected with transverse plates of the two support plates, the top fixedly connected with vertical plates of the transverse plates, third sliding grooves are formed in the vertical plates, sliding plates are arranged inside the third sliding grooves in a sliding mode, the bottom ends of the sliding plates are connected with a plurality of third compression springs, the top fixedly connected with connecting plates of the third compression springs are connected, and the top ends of the connecting plates extend to two upper sides and fixedly connected with retaining covers of the shielding mechanisms.
Further, fixed establishment is including blocking the post, the inside front side and the inside rear side of backup pad all are provided with the fourth spout, and the inside of fourth spout all slides and is provided with the third slider, and the one end that branch was kept away from to the third slider is connected with fourth compression spring and pull rod, and the pull rod extends to the outside one end fixedly connected with arm-tie of backup pad, the one end of blocking the post is close to the one end fixed connection of branch with the third slider, the side of branch is provided with a plurality of draw-in grooves, and the other end of card post inserts to the inside of corresponding draw-in groove.
Still further, the bottom end of each fixed plate is fixedly connected with a pull rope, and the bottom end of each pull rope is fixedly connected with a pull ring.
As a further scheme of the scheme, the bottom ends of the supporting rods are fixedly connected with a bottom plate, and expansion bolts are inserted into a plurality of mounting holes in the bottom plate.
As a further scheme of the scheme, each sliding ring is fixedly connected with each adjusting pipe through screws.
(III) advantageous effects
Compared with the prior art, the invention provides a pit guardrail shielding device during pit soil taking, which has the following beneficial effects:
1. according to the invention, when the larger soil blocks fall on the baffle, the buffering effect is achieved through the matching of the first spring, the adjusting pipe, the supporting column, the supporting rod, the second compression spring and the second sliding block, the impact force of the soil blocks on the baffle is reduced, and the baffle is effectively prevented from being deformed and damaged by the soil blocks.
2. According to the soil cleaning device, when a large soil block falls on the side end of the baffle, one end, close to the blocking cover, of the two fixing plates is driven to rotate upwards, the winding roller is driven to rotate through the connecting rope, the winding roller rotates to drive the rotating box to rotate, the rotating wheel, the rotating shaft, the two chains and the four chain wheels are driven to rotate through the cooperation of the clamping plate and the helical teeth, the two chains rotate to drive the scraping plates to move along with the chains, soil on the baffle is scraped off through the scraping plates, when the soil on the baffle is large, the baffle and the two fixing plates rotate through pulling, the scraping plates can move on the upper side of the baffle along with the two chains, the soil on the baffle is cleaned, people are prevented from climbing onto the baffle to clean the baffle, the cleaning safety is improved, and the cleaning convenience and efficiency are improved.
3. According to the invention, the adjusting pipe slides outside the support rod and the sliding ring slides outside the adjusting pipe, so that the adjusting pipe is convenient to fold and carry.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of the structural connection of the fixed plate, the rotary box and the rotary wheel according to the present invention;
FIG. 4 is a schematic view of a rear view cross-sectional structure of the structural connection of the stationary box and the rotary wheel according to the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 2A;
FIG. 6 is an enlarged partial view of FIG. 2 at B according to the present invention;
fig. 7 is a partially enlarged view of the structure at C in fig. 2 according to the present invention.
In the figure: 1. a strut; 2. an adjusting tube; 3. a support plate; 4. a first spring; 5. a fixing plate; 6. a baffle plate; 7. a rotating shaft; 8. a sprocket; 9. a chain; 10. a squeegee; 11. a rotating wheel; 12. helical teeth; 13. box turning; 14. a scale spring; 15. a first slider; 16. a first compression spring; 17. clamping a plate; 18. winding the roller; 19. connecting ropes; 20. connecting blocks; 21. a slip ring; 22. a support pillar; 23. a second slider; 24. a second compression spring; 25. a support bar; 26. a support plate; 27. a transverse plate; 28. a vertical plate; 29. a slide plate; 30. a third compression spring; 31. a connecting plate; 32. a shield; 33. clamping the column; 34. a third slider; 35. a fourth compression spring; 36. pulling a rope; 37. a pull ring; 38. a base plate; 39. an expansion bolt; 40. a screw; 41. a pull rod; 42. and (5) pulling the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Please refer to fig. 1-7, a pit guardrail shielding device during pit excavation comprises four supporting rods 1, a bottom plate 38 is fixedly connected to the bottom end of each supporting rod 1, expansion bolts 39 are inserted into a plurality of mounting holes on the bottom plate 38, it is convenient to fix the bottom plate 38 on the ground, the stability of the fixing of the shielding device is improved, adjusting tubes 2 are arranged outside the top ends of the four supporting rods 1 in a sliding mode, supporting plates 3 are arranged outside the two supporting rods 1 on the left side and outside the two supporting rods 1 on the right side in a sliding mode, the two supporting plates 3 are connected with the four supporting rods 1 through fixing mechanisms respectively, first springs 4 are sleeved outside the four supporting rods 1, the bottom ends of the first springs 4 are fixedly connected with the top ends of the two supporting plates 3 respectively, the bottom ends of the first springs 4 are fixedly connected with the bottom ends of the adjusting tubes 2 respectively, and the top ends of the two adjusting tubes 2 on the left side and the two adjusting tubes 2 on the right side are rotatably connected with shielding machines respectively The structure comprises two fixed plates 5, the opposite ends of the two fixed plates 5 are respectively provided with a strip-shaped groove, the inner parts of the two strip-shaped grooves are fixedly connected with a baffle 6, the inner left sides and the inner right sides of the two strip-shaped grooves are respectively rotatably connected with a rotating shaft 7, the outer front sides and the outer rear sides of the two rotating shafts 7 are respectively fixedly sleeved with a chain wheel 8, the two chain wheels 8 positioned at the front sides and the two chain wheels 8 positioned at the rear sides are respectively in transmission connection through chains 9, a plurality of scraping plates 10 are respectively and fixedly connected between the two chains 9, the side ends of the scraping plates 10 are respectively contacted with the side ends of the baffle 6, a middle shielding component is arranged in the middle of the two shielding mechanisms, the left side end and the right side end of the middle shielding component are respectively arranged on two supporting plates 3, the front end of the rotating shaft 7 close to one side of the middle shielding component extends to the front side of the fixed plate 5 and is fixedly connected with a rotating wheel 11, a plurality of helical teeth 12 are uniformly and fixedly connected to the outside of the rotating wheel 11, a rotating box 13 is rotatably connected to the front end of the fixing plate 5 positioned at the front side, the rotating box 13 is sleeved on the outside of the rotating wheel 11, a ruler spring 14 is fixedly connected to the outside of the rotating box 13, one end of the ruler spring 14 far away from the rotating box 13 is fixedly connected to the side end of the fixing plate 5, the rotating box 13 is driven to rotate by the ruler spring 14, a connecting rope 19 is wound on a winding roller 18, a plurality of first sliding grooves are uniformly arranged in the rotating box 13, a first sliding block 15 is arranged in each of the plurality of first sliding grooves, one end of each of the plurality of first sliding blocks 15 far away from the rotating wheel 11 is connected with a first compression spring 16, one end of each of the plurality of first sliding blocks 15 close to the rotating wheel 11 is fixedly connected with a clamping plate 17 matched with the helical teeth 12, the clamping plate 17 is in sliding fit with the rotating box 13, the front end of the rotating box 13 is fixedly connected with the winding roller 18, the connecting rope 19 is wound on the outside of the winding roller 18, the bottom end of the connecting rope 19 is connected with the middle shielding component through the connecting block 20, the bottom end of each fixing plate 5 is fixedly connected with a pull rope 36, the bottom end of each pull rope 36 is fixedly connected with a pull ring 37, the baffle 6 can be conveniently pulled to rotate through the pull ring 37 and the pull rope 36, when a large soil block falls on the side end of the baffle 6, one end of each fixing plate 5 close to the shielding cover 32 is driven to rotate upwards, the connecting rope 19 drives a winding roller 18 to rotate, the winding roller 18 rotates to drive a rotating box 13 to rotate, the rotating wheel 11, the rotating shaft 7, the two chains 9 and the four chain wheels 8 are driven to rotate through the matching of the clamping plate 17 and the oblique teeth 12, the two chains 9 rotate to drive the plurality of scraping plates 10 to move along with the chains 9, soil on the baffle 6 is scraped off through the scraping plates 10, when more soil is on the baffle 6, the baffle 6 and the two fixing plates 5 are pulled to rotate, the plurality of scraping plates 10 can move along with the two chains 9 on the upper side of the baffle 6, the soil on the baffle 6 is cleaned, people are prevented from climbing onto the baffle 6 to clean the soil, the cleaning safety is improved, the cleaning convenience and efficiency are improved, a sliding ring 21 is arranged outside each adjusting tube 2 in a sliding mode, each sliding ring 21 is fixedly connected with each adjusting tube 2 through a screw 40, the sliding ring 21 is fixed through a screw 40, the adjusting tube 2 slides outside the support rod 1 and the sliding ring 21 slides outside the adjusting tube 2 to facilitate folding and carrying of the adjusting tube, the height of the shielding mechanism and the angle of the shielding mechanism are convenient to adjust, a support column 22 is rotatably connected to the side end of the sliding ring 21, a second sliding groove is arranged inside the support column 22, a second sliding block 23 is arranged inside the second sliding groove in a sliding mode, the bottom end of the second sliding block 23 is connected with a second compression spring 24, the top end of the second sliding block 23 is fixedly connected with a support rod 25, the top of bracing piece 25 extends to the upside of support column 22, and the top of each bracing piece 25 rotates with the bottom of each fixed plate 5 respectively to be connected, and the soil block through first spring 4, governing pipe 2, support column 22, bracing piece 25, second compression spring 24 and second slider 23's cooperation plays the effect of buffering on baffle 6 falls in the soil block of great piece, reduces the dynamics that the soil block struck to baffle 6, effectively avoids baffle 6 to be pounded the deformation by the soil block and damages.
It should be further noted that the middle shielding assembly includes two support plates 26, the top ends of the two support plates 26 are fixedly connected with a transverse plate 27, the top end of the transverse plate 27 is fixedly connected with a vertical plate 28, a third sliding groove is arranged inside the vertical plate 28, a sliding plate 29 is slidably arranged inside the third sliding groove, the bottom end of the sliding plate 29 is connected with a plurality of third compression springs 30, the top end of each third compression spring 30 is fixedly connected with a connecting plate 31, the top end of each connecting plate 31 extends to the upper sides of the two shielding mechanisms and is fixedly connected with a shielding cover 32, the falling soil is prevented from falling to the ground from the middle position of the two shielding mechanisms through the shielding cover 32, the third damping spring can achieve a damping effect, the force of the falling soil impacting the shielding cover 32 is relieved, the shielding cover 32 is prevented from being damaged, the fixing mechanism includes a clamping column 33, the front side and the rear side of the inside of the support plate 3 are both provided with fourth sliding grooves, the third sliding blocks 34 are slidably arranged inside of the fourth sliding grooves, one end that branch 1 was kept away from to third slider 34 is connected with fourth compression spring 35 and pull rod 41, pull rod 41 extends to the outside one end fixedly connected with arm-tie 42 of backup pad 3, the one end of card post 33 and the one end fixed connection that third slider 34 is close to branch 1, the side of branch 1 is provided with a plurality of draw-in grooves, the other end of card post 33 inserts the inside to corresponding draw-in groove, promote slider and card post 33 through fourth compression spring 35 and move to the one side that is close to branch 1, make card post 33 insert the inside of corresponding draw-in groove and fix backup pad 3, pull rod 41 is pulled through arm-tie 42, third slider 34 and card post 33 move to the outside, make card post 33 and draw-in groove separation, be convenient for adjust the height of backup pad 3 and adjusting tube 2.
In conclusion, when the pit guardrail shielding device is used, the four bottom plates 38 and the support columns are fixed at corresponding positions on the ground through the expansion screws 40, then the pull rod 41, the fourth slide block and the clamping column 33 are moved outwards by pulling the pull plate 42, the clamping column 33 is separated from the clamping groove, then the support plates 3 are pushed to move upwards, the shielding mechanism is adjusted to a proper height, then the slide ring 21 slides outside the adjusting pipe 2, the height of the slide ring 21 is adjusted, the angle of the shielding mechanism is adjusted through the support column 22 and the support rod 25, then the middle shielding component is installed on the two support plates 3, then the connecting blocks 20 are installed on the transverse plate 27, when a larger soil block falls on the side end of the baffle plate 6, one ends of the two fixing plates 5 close to the shielding cover 32 are driven to rotate upwards, the connecting ropes 19 drive the rollers 18 to rotate, the rollers 18 drive the rotary boxes 13 to rotate, drive runner 11 through cardboard 17 and 12 cooperation of skewed tooth, pivot 7, two chains 9 and four sprocket 8 rotate, two chains 9 rotate and drive a plurality of scrapers 10 along with chain 9 removes, scrape the soil on baffle 6 through scraper 10, when soil on baffle 6 is more, rotate downwards through pulling baffle 6 and two fixed plates 5, when baffle 6 and two fixed plates 5 are rotatory to the downside, reduce the pulling force to stay cord 36, promote two fixed plates 5 through second compression spring 24 and upwards rotate, make the commentaries on classics case 13 through chi spring 14 and rotate, make simultaneously connect rope 19 winding around on roller 18, so reciprocal, make a plurality of scrapers 10 rotate on the surface of baffle 6, and push away the accumulational soil on baffle 6 to the both sides that this guardrail sheltered from the device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A pit guardrail shielding device during foundation pit soil taking comprises four supporting rods (1) and is characterized in that adjusting pipes (2) are arranged outside the top ends of the four supporting rods (1) in a sliding mode, supporting plates (3) are arranged outside the two supporting rods (1) on the left side and outside the two supporting rods (1) on the right side in a sliding mode, the two supporting plates (3) are connected with the four supporting rods (1) through fixing mechanisms respectively, first springs (4) are sleeved outside the four supporting rods (1), the bottom ends of the first springs (4) are fixedly connected with the top ends of the two supporting plates (3) respectively, the bottom ends of the first springs (4) are fixedly connected with the bottom ends of the adjusting pipes (2) respectively, the top ends of the two adjusting pipes (2) on the left side and the top ends of the two adjusting pipes (2) on the right side are rotatably connected with shielding mechanisms respectively, shelter from mechanism and include two fixed plates (5), the one end that two fixed plates (5) are relative all is provided with the bar groove, inside fixedly connected with baffle (6) in two bar grooves, the inside left side in two bar grooves all rotates with inside right side and is connected with pivot (7), the outside front side and the outside rear side of two pivot (7) are all fixed the cover and are equipped with sprocket (8), be located between two sprocket (8) of front side and be located between two sprocket (8) of rear side and all be connected through chain (9) transmission, equal a plurality of scraper blades of fixedly connected with (10) between two chain (9), the side of a plurality of scraper blades (10) all contacts with the side of baffle (6), two are sheltered from the centre that the mechanism is provided with middle subassembly that shelters from, the middle bottom left side and the bottom right side of sheltering from the subassembly are installed respectively on two backup pads (3), the front end that is close to middle subassembly one side pivot (7) of sheltering from extends to the front side that is located fixed plate (5) of front side and fixed The rotating wheel (11) is connected, a plurality of helical teeth (12) are uniformly and fixedly connected to the outer portion of the rotating wheel (11), a rotating box (13) is rotatably connected to the front end of a fixing plate (5) positioned on the front side, the rotating box (13) is sleeved on the outer portion of the rotating wheel (11), a ruler spring (14) is fixedly connected to the outer portion of the rotating box (13), one end, far away from the rotating box (13), of the ruler spring (14) is fixedly connected with the side end of the fixing plate (5), a plurality of first sliding grooves are uniformly formed in the rotating box (13), first sliding blocks (15) are arranged in the first sliding grooves in a sliding mode, one ends, far away from the rotating wheel (11), of the first sliding blocks (15) are respectively connected with a first compression spring (16), one ends, close to the rotating wheel (11), of the first sliding blocks (15) are respectively and fixedly connected with clamping plates (17) matched with the helical teeth (12), the clamping plates (17) are in a sliding mode with the rotating box (13), and a winding roller (18) is fixedly connected to the front end of the rotating box (13), the outside winding of roller (18) has connection rope (19), the bottom of connecting rope (19) is connected with the centre through connecting block (20) and is sheltered from the subassembly, the outside slip of each control tube (2) is provided with sliding ring (21), the side of sliding ring (21) is rotated and is connected with support column (22), the inside of support column (22) is provided with the second spout, the inside slip of second spout is provided with second slider (23), the bottom of second slider (23) is connected with second compression spring (24), the top fixedly connected with bracing piece (25) of second slider (23), the top of bracing piece (25) extends to the upside of support column (22), the top of each bracing piece (25) rotates with the bottom of each fixed plate (5) respectively and is connected.
2. A pit guardrail shielding device during foundation pit soil sampling according to claim 1, characterized in that the middle shielding component comprises two support plates (26), the top ends of the two support plates (26) are fixedly connected with transverse plates (27), the top ends of the transverse plates (27) are fixedly connected with vertical plates (28), third sliding grooves are formed in the vertical plates (28), sliding plates (29) are arranged in the third sliding grooves in a sliding mode, the bottom ends of the sliding plates (29) are connected with a plurality of third compression springs (30), the top ends of the third compression springs (30) are fixedly connected with connecting plates (31), and the top ends of the connecting plates (31) extend to the upper sides of the two shielding mechanisms and are fixedly connected with shielding covers (32).
3. A pit guardrail shielding device during foundation pit soil sampling according to claim 2, wherein the fixing mechanism comprises a clamping column (33), the front side and the rear side of the inner portion of the supporting plate (3) are respectively provided with a fourth sliding groove, a third sliding block (34) is arranged in each fourth sliding groove in a sliding manner, one end, far away from the supporting rod (1), of each third sliding block (34) is connected with a fourth compression spring (35) and a pull rod (41), one end, extending to the outer portion of the supporting plate (3), of each pull rod (41) is fixedly connected with a pull plate (42), one end of the clamping column (33) is fixedly connected with one end, close to the supporting rod (1), of each third sliding block (34), a plurality of clamping grooves are formed in the side end of the supporting rod (1), and the other end of the clamping column (33) is inserted into the corresponding clamping grooves.
4. A pit guardrail shielding device during excavation according to claim 3, characterized in that a pull rope (36) is fixedly connected to the bottom end of each fixing plate (5), and a pull ring (37) is fixedly connected to the bottom end of the pull rope (36).
5. A pit guardrail shielding device during excavation of soil according to claim 4, characterized in that the bottom end of each strut (1) is fixedly connected with a bottom plate (38), and expansion bolts (39) are inserted into a plurality of mounting holes on the bottom plate (38).
6. A pit guardrail shielding device during excavation of soil according to claim 5, characterized in that each slip ring (21) is fixedly connected with each adjusting pipe (2) through a screw (40).
Priority Applications (1)
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| CN111962914A (en) * | 2020-07-20 | 2020-11-20 | 何晓华 | Factory assembly type operation room safety top plate |
| CN115404874A (en) * | 2022-07-31 | 2022-11-29 | 王新华 | Building deep foundation pit structure convenient to prevent long-pending soil in foundation ditch edge |
| CN117888544A (en) * | 2024-03-18 | 2024-04-16 | 中建八局第四建设有限公司 | Building deep foundation pit structure convenient for preventing soil accumulation at edge of foundation pit |
| CN117888544B (en) * | 2024-03-18 | 2024-05-28 | 中建八局第四建设有限公司 | Building deep foundation pit structure convenient for preventing soil accumulation at edge of foundation pit |
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| CN208490368U (en) * | 2018-05-18 | 2019-02-15 | 蒲超 | A kind of agricultural planting greenhouse being convenient to clean accumulated snow |
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| CN117888544A (en) * | 2024-03-18 | 2024-04-16 | 中建八局第四建设有限公司 | Building deep foundation pit structure convenient for preventing soil accumulation at edge of foundation pit |
| CN117888544B (en) * | 2024-03-18 | 2024-05-28 | 中建八局第四建设有限公司 | Building deep foundation pit structure convenient for preventing soil accumulation at edge of foundation pit |
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