CN114481964B - Ditch excavation pre-supporting device and method based on hydraulic engineering - Google Patents
Ditch excavation pre-supporting device and method based on hydraulic engineering Download PDFInfo
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- CN114481964B CN114481964B CN202210193135.9A CN202210193135A CN114481964B CN 114481964 B CN114481964 B CN 114481964B CN 202210193135 A CN202210193135 A CN 202210193135A CN 114481964 B CN114481964 B CN 114481964B
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 230000000694 effects Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000007906 compression Methods 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 239000002689 soil Substances 0.000 claims description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 2
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000005457 optimization Methods 0.000 description 8
- 244000309464 bull Species 0.000 description 6
- 230000002708 enhancing effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
- E02B5/02—Making or lining canals
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of hydraulic engineering, and discloses a ditch excavation pre-supporting device based on hydraulic engineering, which comprises upright rods, supporting rods and threaded rods, wherein the supporting rods are clamped in the upright rods, the threaded rods are connected in the supporting rods in a threaded manner, a guard plate mechanism is movably connected between two groups of the upright rods, a fastening mechanism is fixedly connected in one side of each upright rod, which is close to the supporting rods, and a rotating mechanism is fixedly connected in one side of each upright rod, which is close to the threaded rods; this ditch excavation pre-supporting device based on hydraulic engineering can improve the buffering compressive capacity of both sides guard plate through backplate mechanism, strengthens device compressive capacity, can also reach simultaneously and prevent that the spout inside from containing debris and leading to the inconvenient effect of installation, makes the bracing piece to the gliding more dark in the draw-in groove through fastening mechanism, and the two sets of splint clamp support bar clamp's the tight more to reach the effect that prevents unexpected landing of bracing piece and threaded rod, strengthen pre-supporting device protective effect.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a ditch excavation pre-support device and method based on hydraulic engineering.
Background
Along with the rapid development of society, in order to control water flow, prevent flood disasters, and regulate and distribute water quantity so as to meet the needs of people living and production on water resources, hydraulic engineering needs to be built, harmful water flow is guided to be utilized, and ditches need to be formed in the construction process of the hydraulic engineering so as to guide the trend of rivers.
However, after the trench is excavated, in order to prevent the two sides of the trench from collapsing, supporting devices are built on the two sides of the trench to strengthen the stability of the underground structures on the two sides of the trench and prevent the underground structures from collapsing; however, the surface of a side guard plate contacted with the side surface of the ditch in the prior pre-supporting device is smoother, the guard plate is easy to crush when the ditch is collapsed, and the middle supporting rod can bear great force when the two side guard plates are spread, so that the ditch is easy to slide.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides a ditch excavation pre-support device and a ditch excavation pre-support method based on hydraulic engineering, which have the advantages of enhancing the pressure resistance of the device, preventing the support rod from accidentally slipping off, enhancing the protection effect of the pre-support device and the like, and solve the problems that the support device is easy to crush by overpressure and the support rod is easy to slip off.
(II) technical scheme
In order to achieve the purposes of enhancing the pressure resistance of the device, preventing the support rod from accidentally sliding off and enhancing the protection effect of the pre-supporting device, the invention provides the following technical scheme: the ditch excavation pre-supporting device based on hydraulic engineering comprises upright rods, supporting rods and threaded rods, wherein the supporting rods are clamped in the upright rods, the threaded rods are in threaded connection with the inside of the supporting rods, guard plate mechanisms are movably connected between the two groups of upright rods, fastening mechanisms are fixedly connected to the inside of one side of each upright rod, which is close to the supporting rods, and rotating mechanisms are fixedly connected to the inside of one side of each upright rod, which is close to the threaded rods;
A clamping groove is formed in one side, close to the support rod, of the vertical rod, a movable chamber is formed in one side, close to the threaded rod, of the vertical rod, and a sliding groove is formed in one side, close to the guard plate mechanism, of the vertical rod;
The guard plate mechanism comprises a guard plate, the left side and the right side of the guard plate are fixedly connected with sliding blocks, the inner center of the guard plate is fixedly connected with a reinforced steel plate, the right side center of the guard plate is provided with an empty slot, the inside of the sliding block is provided with a through slot, the inside of the through slot is rotationally connected with a pulley, one side of the through slot, which is close to the pulley, is rotationally connected with a rotating shaft, the left side and the right side of the inside of the through slot are movably connected with movable blocks, and one side, which is far away from the rotating shaft, of the movable blocks is fixedly connected with a compression spring;
The fastening mechanism comprises a reset spring, the right side of the reset spring is fixedly connected with an inclined block, push rods are arranged on the upper side and the lower side of the reset spring, one end, far away from the reset spring, of each push rod is rotationally connected with a rotating rod, and one end, far away from each push rod, of each rotating rod is rotationally connected with a clamping plate;
The rotary mechanism comprises a rotary machine, the left side of the rotary machine is rotationally connected with a rotary drum, the outer side of the rotary drum is rotationally connected with a rotary ring, and the inner center of the rotary drum is provided with a clamping groove.
As the optimization, the guard plate is trapezoidal structure, the hollow groove is set up inside the long limit one side of guard plate, strengthen steel sheet shape and guard plate corresponding, in order to strengthen the bearing capacity of guard plate through strengthening the steel sheet, make things convenient for the guard plate to warp about the hollow groove buffering to unload the power.
As optimization, the rotating shaft is rotationally connected to the inner center of the pulley, the middle part of one side of the movable block, which is far away from the compression spring, is rotationally connected with the rotating shaft, and one end of the compression spring, which is far away from the movable block, is fixedly connected to the inner center of the through groove, so that the compression spring is driven to outwards reset after being extruded by the pulley.
As the optimization, the one end fixed connection that the sloping block was kept away from to the spring is at the left side inner wall of draw-in groove, the one end that the bull stick was kept away from to the push rod rotates and is connected with the runner, one side inclined plane and runner swing joint that the sloping block is close to the spring of resetting, in order to pass through the inclined plane and the extrusion runner of sloping block to drive the bull stick through the push rod and draw in to the inside of draw-in groove.
As the optimization, the rotor fixed connection is in the inside of activity room, swivel fixed connection is at activity room right side outer wall center, rotate between swivel and the rotary drum and be connected with the ball, in order to give rotary drum rotatory locking's power through the rotor, reduce the frictional force that rotary drum rotation produced through the swivel.
As the optimization, slider swing joint is in the inside of spout, the outside of pulley and the inner wall rolling contact of spout, in order to carry out spacing fixedly to the guard plate through the spout, roll on the inner wall of spout through the pulley simultaneously, frictional force when reducing the installation guard plate.
As optimization, limiting plates are fixedly connected inside the upper side and the lower side of the upright rod, which are close to the push rod, and the push rod is movably connected inside the limiting plates, so that the movement path of the push rod is limited through the limiting plates, and the push rod can move linearly.
As the optimization, the sliding tray has been seted up at the middle part of bull stick, the pole setting is close to the inside fixedly connected with dead lever of upper and lower both sides of bull stick, dead lever swing joint is in the inside of sliding tray, can rotate along the removal orbit of sliding tray and dead lever in order to rotate at the bull stick.
As the optimization, the one end that the threaded rod is close to the rotary drum is fixedly rotated and is connected with the hexagonal head, joint groove shape and hexagonal head match each other, in order to pass through joint groove and hexagonal head joint each other to this reaches the fixed action to the threaded rod, thereby drives threaded rod synchronous rotation through the rotary drum rotation.
The application method of the ditch excavation pre-supporting device based on hydraulic engineering comprises the following steps:
S1, firstly, four groups of upright posts are respectively arranged on the inner walls of the left side and the right side of a ditch, and then the protection plates sequentially slide downwards along the sliding grooves, so that the installation of the protection plates on the two sides of the pre-supporting device is completed;
S2, when the protection plate slides downwards along the chute, the protection plate rolls on the inner wall of the chute through the pulley, so that sliding friction force can be reduced, meanwhile, when sundries such as soil blocks adhered to the inside of the chute are encountered, the pulley is extruded, the movable block is driven to move towards the center of the inside of the through chute through the rotating shaft, so that the pulley is brought into the through chute, and meanwhile, the compression spring is compressed, normal installation of the protection plate is not prevented, and the effect of preventing inconvenience in installation caused by sundries contained in the chute is achieved;
s3, reinforcing the compressive resistance of the sliding block when the protection plate is extruded through the reinforcing steel plate, and simultaneously, as the center of one side of the long side of the protection plate is provided with the empty slot, the long side of the protection plate can extend to the upper side and the lower side respectively to deform when one side of the short side of the protection plate is pressed;
S4, placing one end of the support rod far away from the threaded rod into the clamping groove, placing one end of the threaded rod far away from the support rod into the movable chamber, starting the rotating machine, driving the threaded rod to rotate through the rotating drum, and enabling the threaded rod to rotate outwards from the inside of the support rod through threaded rotation due to the fact that the support rod is clamped in the clamping groove, so that vertical rods on two sides are extruded, and the vertical rods on two sides are tightly supported;
S5, simultaneously, when the supporting rod and the threaded rod are tightly supported to the two sides, the supporting rod extrudes the inclined block, so that the inclined block slides leftwards along the clamping groove, and the push rod is extruded through the inclined planes of the upper side and the lower side of the inclined block, so that the push rod is driven to move to the side far from the reset spring, and the rotary rod is driven to deflect to the side close to the clamping groove;
S6, when the rotating rod deflects inwards, the two groups of clamping plates are driven to extrude the supporting rod, and when the supporting rod slides deeper into the clamping groove, the two groups of clamping plates clamp the supporting rod clamp tightly, so that the effect of preventing the supporting rod and the threaded rod from accidentally sliding is achieved.
(III) beneficial effects
Compared with the prior art, the invention provides a ditch excavation pre-supporting device based on hydraulic engineering, which has the following beneficial effects:
1. This ditch excavation pre-supporting device based on hydraulic engineering can strengthen the compressive capacity of guard plate when the guard plate receives the extrusion through strengthening the steel sheet, simultaneously because the long limit one side center of guard plate has seted up the empty slot, so can do benefit to when guard plate minor face one side is pressurized, its long limit extends the deformation to upper and lower both sides respectively to improve its buffering compressive capacity, strengthen device compressive capacity.
2. This ditch excavation pre-supporting device based on hydraulic engineering, when the inside debris such as soil block that bonds of spout, can extrude it when the pulley rolls, drive movable block through the pivot and remove to the inside center of running through the groove, so can bring the pulley into and run through the inslot, compress compression spring simultaneously, so can not prevent the normal installation of guard plate to reach and prevent that the inside debris that contains of spout from leading to the inconvenient effect of installation.
3. This ditch excavation pre-supporting device based on hydraulic engineering can drive the threaded rod through rotary mechanism and rotate to push up two sets of pole setting to both sides tightly, when extruding to the inside of draw-in groove through the bracing piece simultaneously, can drive the upper and lower both sides inclined plane extrusion push rod of sloping block, drive the bull stick deflection through the push rod, so can drive two sets of splint and extrude the bracing piece, so when the bracing piece to the gliding more dark in the draw-in groove, two sets of splint press from both sides the tighter of bracing piece clamp, thereby reach the effect that prevents the unexpected landing of bracing piece and threaded rod, reinforcing pre-supporting device protection effect.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a schematic view of the guard plate mechanism of the present invention;
FIG. 4 is a right side view of the shield structure of the present invention;
FIG. 5 is an enlarged schematic view of the slider structure of FIG. 3A according to the present invention;
FIG. 6 is a schematic view of the internal structure of the slider of the present invention;
FIG. 7 is a schematic perspective view of the upright of the present invention;
FIG. 8 is a schematic view of a fastening mechanism according to the present invention;
FIG. 9 is a schematic view of a rotary mechanism according to the present invention;
fig. 10 is a front view of the drum structure of the present invention.
In the figure: 1. a vertical rod; 11. a clamping groove; 12. a movable chamber; 13. a chute; 2. a support rod; 3. a threaded rod; 4. a guard plate mechanism; 41. a protection plate; 411. reinforcing the steel plate; 412. a hollow groove; 42. a slide block; 421. a through groove; 422. a pulley; 423. a rotating shaft; 424. a movable block; 425. a compression spring; 5. a fastening mechanism; 51. a reset spring; 52. a sloping block; 53. a push rod; 54. a rotating rod; 55. a clamping plate; 6. a rotation mechanism; 61. a rotating machine; 62. a rotating drum; 63. a swivel; 621. and a clamping groove.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, a ditch excavation pre-supporting device based on hydraulic engineering comprises upright rods 1, support rods 2 and a threaded rod 3, wherein the support rods 2 are clamped in the upright rods 1, the threaded rod 3 is in threaded connection with the inside of the support rods 2, a guard plate mechanism 4 is movably connected between two groups of upright rods 1, a fastening mechanism 5 is fixedly connected with the inside of one side of the upright rods 1, which is close to the support rods 2, and a rotating mechanism 6 is fixedly connected with the inside of one side of the upright rods 1, which is close to the threaded rod 3;
A clamping groove 11 is formed in one side, close to the support rod 2, of the vertical rod 1, a movable chamber 12 is formed in one side, close to the threaded rod 3, of the vertical rod 1, and a sliding groove 13 is formed in one side, close to the guard plate mechanism 4, of the vertical rod 1.
Referring to fig. 3-6, the guard plate mechanism 4 includes a guard plate 41, the left and right sides of the guard plate 41 are fixedly connected with a sliding block 42, the inner center of the guard plate 41 is fixedly connected with a reinforced steel plate 411, the right center of the guard plate 41 is provided with a hollow slot 412, the inside of the sliding block 42 is provided with a through slot 421, the inside of the through slot 421 is rotationally connected with a pulley 422, one side of the through slot 421 close to the pulley 422 is rotationally connected with a rotating shaft 423, the left and right sides of the inside of the through slot 421 are movably connected with a movable block 424, and one side of the movable block 424 away from the rotating shaft 423 is fixedly connected with a compression spring 425.
Referring to fig. 4, the protection plate 41 has a trapezoid structure, the empty slot 412 is formed in one side of the long side of the protection plate 41, the shape of the reinforced steel plate 411 corresponds to that of the protection plate 41, and in order to reinforce the bearing capacity of the protection plate 41 through the reinforced steel plate 411, the protection plate 41 is convenient to deform up and down through the empty slot 412 to buffer the unloading force.
Referring to fig. 6, the rotating shaft 423 is rotatably connected to the inner center of the pulley 422, and the middle part of one side of the movable block 424, which is far away from the compression spring 425, is rotatably connected to the rotating shaft 423, and one end of the compression spring 425, which is far away from the movable block 424, is fixedly connected to the inner center of the through groove 421, so that the compression spring 425 drives the pulley 422 to reset outwards after being extruded.
Referring to fig. 3, the sliding block 42 is movably connected in the chute 13, and the outer side of the pulley 422 is in rolling contact with the inner wall of the chute 13, so as to limit and fix the protection plate 41 through the chute 13, and simultaneously roll on the inner wall of the chute 13 through the pulley 422, thereby reducing the friction force when the protection plate 41 is installed.
Referring to fig. 8, the fastening mechanism 5 includes a return spring 51, a right side of the return spring 51 is fixedly connected with an inclined block 52, push rods 53 are respectively disposed on the upper and lower sides of the return spring 51, one end of the push rod 53 away from the return spring 51 is rotatably connected with a rotary rod 54, and one end of the rotary rod 54 away from the push rod 53 is rotatably connected with a clamping plate 55
Referring to fig. 8, one end of the return spring 51 far away from the inclined block 52 is fixedly connected to the left inner wall of the clamping groove 11, one end of the push rod 53 far away from the rotary rod 54 is rotatably connected with a rotary wheel, and one side inclined surface of the inclined block 52 close to the return spring 51 is movably connected with the rotary wheel, so that the rotary rod 54 is driven to retract into the clamping groove 11 through the push rod 53 in order to squeeze the rotary wheel through the inclined surface of the inclined block 52.
Referring to fig. 8, limiting plates are fixedly connected to the inner parts of the upper side and the lower side of the upright rod 1, which are close to the push rod 53, and the push rod 53 is movably connected to the inner parts of the limiting plates, so that the movement path of the push rod 53 is limited by the limiting plates, and the push rod 53 is kept in linear movement.
Referring to fig. 8, a sliding groove is formed in the middle of the rotating rod 54, fixing rods are fixedly connected to the inner portions of the upper side and the lower side of the upright rod 1, which are close to the rotating rod 54, and the fixing rods are movably connected to the inner portion of the sliding groove so as to rotate along the moving track of the sliding groove and the fixing rods when the rotating rod 54 rotates.
Referring to fig. 9-10, the rotation mechanism 6 includes a rotation machine 61, a rotation drum 62 is rotatably connected to the left side of the rotation machine 61, a rotation ring 63 is rotatably connected to the outer side of the rotation drum 62, and a clamping slot 621 is formed in the center of the inner side of the rotation drum 62.
Referring to fig. 9, the rotator 61 is fixedly connected to the inside of the movable chamber 12, the swivel 63 is fixedly connected to the center of the right outer wall of the movable chamber 12, and balls are rotatably connected between the swivel 63 and the drum 62, so that the friction force generated by the rotation of the drum 62 is reduced by the swivel 63 in order to give the drum 62 a rotation locking force by the rotator 61.
Referring to fig. 9, one end of the threaded rod 3, which is close to the rotary drum 62, is fixedly and rotatably connected with a hexagonal head, and the shape of the clamping groove 621 is matched with that of the hexagonal head, so as to achieve the fixing effect on the threaded rod 3 through the clamping groove 621 and the hexagonal head, and thereby the threaded rod 3 is driven to synchronously rotate through the rotation of the rotary drum 62.
Referring to fig. 1 to 10, the method for using the hydraulic engineering-based ditch excavation pre-supporting device specifically comprises the following steps:
S1, firstly, four groups of vertical rods 1 are respectively arranged on the inner walls of the left side and the right side of a ditch, and then the protection plates 41 sequentially slide downwards along the sliding grooves 13, so that the installation of the protection plates 41 on the two sides of a pre-supporting device is completed;
s2, when the protection plate 41 slides downwards along the chute 13, the pulley 422 rolls on the inner wall of the chute 13 to reduce sliding friction force, meanwhile, when sundries such as soil blocks adhered to the inside of the chute 13 are encountered, the pulley 422 is extruded, the movable block 424 is driven to move towards the center of the inside of the through groove 421 through the rotating shaft 423, so that the pulley 422 is brought into the through groove 421, and meanwhile, the compression spring 425 is compressed, normal installation of the protection plate 41 is not prevented, and the effect of preventing inconvenience in installation caused by sundries contained in the chute 13 is achieved;
S3, the compression resistance of the sliding block 42 is enhanced when the protection plate 41 is extruded through the reinforced steel plate 411, and meanwhile, as the hollow groove 412 is formed in the center of one side of the long side of the protection plate 41, the long side of the protection plate 41 can extend to the upper side and the lower side respectively to deform when the short side of the protection plate 41 is pressed;
S4, then one end of the support rod 2 far away from the threaded rod 3 is placed in the clamping groove 11, meanwhile, one end of the threaded rod 3 far away from the support rod 2 is placed in the movable chamber 12, at the moment, the rotating machine 61 is started, the threaded rod 3 is driven to rotate through the rotating drum 62, and as the support rod 2 is clamped in the clamping groove 11, the threaded rod 3 can rotate outwards from the inside of the support rod 2 through threaded rotation, so that the upright rods 1 on two sides can be extruded, and the upright rods 1 on two sides are tightly supported;
S5, simultaneously, when the support rod 2 and the threaded rod 3 are tightly supported to two sides, the support rod 2 can extrude the inclined block 52, so that the inclined block 52 slides leftwards along the clamping groove 11, and therefore the push rod 53 can be extruded through the inclined planes of the upper side and the lower side of the inclined block 52, the push rod 53 is driven to move to the side far away from the reset spring 51, and the rotary rod 54 is driven to deflect to the side close to the clamping groove 11;
S6, when the rotating rod 54 deflects inwards, the two groups of clamping plates 55 are driven to squeeze the supporting rod 2, and when the supporting rod 2 slides deeper into the clamping groove 11, the two groups of clamping plates 55 clamp the supporting rod 2 more tightly, so that the effect of preventing the supporting rod 2 and the threaded rod 3 from accidentally sliding down is achieved.
In summary, according to the trench excavation pre-supporting device based on hydraulic engineering, the anti-compression capability of the protection plate 41 is enhanced when the protection plate 41 is extruded through the protection plate 41, and meanwhile, as the hollow groove 412 is formed in the center of one side of the long side of the protection plate 41, the long side of the protection plate 41 extends and deforms upwards and downwards respectively when one side of the short side of the protection plate 41 is pressed, so that the buffering anti-compression capability of the protection plate is improved, and the anti-compression capability of the device is enhanced;
When sundries such as soil blocks are adhered to the inside of the chute 13, the sundries are extruded when the pulley 422 rolls, and the movable block 424 is driven by the rotating shaft 423 to move towards the inner center of the through groove 421, so that the pulley 422 is brought into the through groove 421, and meanwhile, the compression springs 425 are compressed, so that the normal installation of the protection plate 41 is not hindered, and the effect of preventing the inconvenience in installation caused by the sundries contained in the chute 13 is achieved;
The threaded rod 3 can be driven to rotate through the rotating mechanism 6, so that two groups of vertical rods 1 are tightly propped against two sides, meanwhile, when the supporting rod 2 is extruded towards the inside of the clamping groove 11, inclined planes on the upper side and the lower side of the inclined block 52 are driven to extrude the push rod 53, the push rod 53 drives the rotary rod 54 to deflect, so that two groups of clamping plates 55 are driven to extrude the supporting rod 2, when the supporting rod 2 slides deeper into the clamping groove 11, the two groups of clamping plates 55 clamp the supporting rod 2 tightly, so that the effect of preventing the supporting rod 2 and the threaded rod 3 from accidentally sliding is achieved, and the protection effect of the pre-supporting device is enhanced.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Standard parts used by the invention can be purchased from the market, and special-shaped parts can be customized according to the description of the specification and the drawings.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (4)
1. Ditch excavation pre-supporting device based on hydraulic engineering, including pole setting (1), bracing piece (2) and threaded rod (3), its characterized in that: the support rods (2) are clamped in the vertical rods (1), the threaded rods (3) are in threaded connection in the vertical rods (2), guard plate mechanisms (4) are movably connected between the two groups of vertical rods (1), a fastening mechanism (5) is fixedly connected in one side of each vertical rod (1) close to each support rod (2), and a rotating mechanism (6) is fixedly connected in one side of each vertical rod (1) close to each threaded rod (3);
A clamping groove (11) is formed in one side, close to the support rod (2), of the vertical rod (1), a movable chamber (12) is formed in one side, close to the threaded rod (3), of the vertical rod (1), and a sliding groove (13) is formed in one side, close to the guard plate mechanism (4), of the vertical rod (1);
The protection plate mechanism (4) comprises a protection plate (41), sliding blocks (42) are fixedly connected to the left side and the right side of the protection plate (41), a reinforced steel plate (411) is fixedly connected to the inner center of the protection plate (41), an empty groove (412) is formed in the right side center of the protection plate (41), a through groove (421) is formed in the sliding blocks (42), a pulley (422) is rotatably connected to the inner portion of the through groove (421), a rotating shaft (423) is rotatably connected to the inner portion of one side, close to the pulley (422), of the through groove (421), movable blocks (424) are movably connected to the left side and the right side of the inner portion of the through groove (421), and a compression spring (425) is fixedly connected to one side, far away from the rotating shaft (423), of the movable blocks (424);
The protection plate (41) is of a trapezoid structure, the empty groove (412) is formed in one side of the long side of the protection plate (41), and the shape of the reinforced steel plate (411) corresponds to that of the protection plate (41);
The fastening mechanism (5) comprises a reset spring (51), an inclined block (52) is fixedly connected to the right side of the reset spring (51), push rods (53) are arranged on the upper side and the lower side of the reset spring (51), a rotating rod (54) is rotatably connected to one end, far away from the reset spring (51), of each push rod (53), and a clamping plate (55) is rotatably connected to one end, far away from the push rods (53), of each rotating rod (54);
The rotating shaft (423) is rotationally connected to the inner center of the pulley (422), the middle part of one side of the movable block (424) far away from the compression spring (425) is rotationally connected with the rotating shaft (423), and one end of the compression spring (425) far away from the movable block (424) is fixedly connected to the inner center of the through groove (421);
One end of the reset spring (51) far away from the inclined block (52) is fixedly connected to the left inner wall of the clamping groove (11), one end of the push rod (53) far away from the rotary rod (54) is rotationally connected with a rotary wheel, and one side inclined surface of the inclined block (52) close to the reset spring (51) is movably connected with the rotary wheel.
2. The hydraulic engineering-based trench excavation pre-support device according to claim 1, wherein: the rotary mechanism (6) comprises a rotary machine (61), a rotary drum (62) is rotatably connected to the left side of the rotary machine (61), a rotary ring (63) is rotatably connected to the outer side of the rotary drum (62), and a clamping groove (621) is formed in the center of the inner portion of the rotary drum (62).
3. The hydraulic engineering-based trench excavation pre-support device according to claim 2, wherein: the rotary machine (61) is fixedly connected in the movable chamber (12), the rotary ring (63) is fixedly connected in the center of the outer wall of the right side of the movable chamber (12), and balls are rotationally connected between the rotary ring (63) and the rotary drum (62).
4. The hydraulic engineering-based ditch excavation pre-supporting device according to claim 3, wherein the method for using the pre-supporting device is as follows:
s1, firstly, four groups of vertical rods (1) are respectively arranged on the inner walls of the left side and the right side of a ditch, and then, protection plates (41) sequentially slide downwards along sliding grooves (13), so that the installation of the protection plates (41) on the two sides of a pre-supporting device is completed;
s2, when the protection plate (41) slides downwards along the chute (13), the pulley (422) rolls on the inner wall of the chute (13) to reduce sliding friction force, meanwhile, when the soil block sundries adhered to the inside of the chute (13) are encountered, the pulley (422) is extruded, the movable block (424) is driven to move towards the inner center of the through groove (421) through the rotating shaft (423), so that the pulley (422) is brought into the through groove (421), and meanwhile, the compression spring (425) is compressed, so that normal installation of the protection plate (41) is not hindered, and the effect of preventing inconvenience in installation caused by sundries contained in the chute (13) is achieved;
S3, the compression resistance of the sliding block (42) is enhanced when the protection plate (41) is extruded through the reinforcing steel plate (411), and meanwhile, as the hollow groove (412) is formed in the center of one side of the long side of the protection plate (41), the long side of the protection plate (41) can extend upwards and downwards respectively to deform when one side of the short side of the protection plate is pressed;
S4, then one end of the support rod (2) far away from the threaded rod (3) is placed in the clamping groove (11), meanwhile, one end of the threaded rod (3) far away from the support rod (2) is placed in the movable chamber (12), the rotating machine (61) is started, the threaded rod (3) is driven to rotate through the rotating drum (62), and as the support rod (2) is clamped in the clamping groove (11), the threaded rod (3) can rotate outwards from the inside of the support rod (2) through threaded rotation, so that the upright rods (1) on two sides are extruded, and the upright rods (1) on two sides are tightly supported;
S5, simultaneously, when the supporting rod (2) and the threaded rod (3) are tightly supported to two sides, the supporting rod (2) can squeeze the inclined block (52) to enable the inclined block (52) to slide leftwards along the clamping groove (11), so that the push rod (53) can be squeezed through inclined planes on the upper side and the lower side of the inclined block (52), the push rod (53) is driven to move to the side far from the reset spring (51), and the rotary rod (54) is driven to deflect to the side close to the clamping groove (11);
S6, when the rotating rod (54) deflects inwards, the two groups of clamping plates (55) are driven to extrude the supporting rod (2), and when the supporting rod (2) slides deeper into the clamping groove (11), the two groups of clamping plates (55) clamp the supporting rod (2) more tightly, so that the effect of preventing the supporting rod (2) and the threaded rod (3) from accidentally sliding down is achieved.
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| CN202210193135.9A CN114481964B (en) | 2022-02-28 | 2022-02-28 | Ditch excavation pre-supporting device and method based on hydraulic engineering |
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