CN111236086B - Automatic spraying and curing device for concrete bridge pier - Google Patents
Automatic spraying and curing device for concrete bridge pier Download PDFInfo
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- CN111236086B CN111236086B CN202010192081.5A CN202010192081A CN111236086B CN 111236086 B CN111236086 B CN 111236086B CN 202010192081 A CN202010192081 A CN 202010192081A CN 111236086 B CN111236086 B CN 111236086B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/02—Selection of the hardening environment
- C04B40/0277—Hardening promoted by using additional water, e.g. by spraying water on the green concrete element
- C04B40/029—Hardening promoted by using additional water, e.g. by spraying water on the green concrete element using an aqueous solution or dispersion
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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Abstract
The invention relates to an automatic spraying and curing device for a concrete pier, which comprises: the supporting frame is annularly arranged around the bridge pier, a plurality of supporting legs are obliquely arranged on the inner side of the supporting frame along the radial direction of the radius, the free ends of the supporting legs are in contact with the surface of the bridge pier through supporting wheels, and the supporting wheels can only roll along the vertical direction; the lifting trusses are annularly arranged around the bridge piers and are connected with the support frame in a relatively rotating mode, and a plurality of water spray pipes are annularly arranged on each lifting truss; the automatic adjusting device is arranged on the lifting truss and drives the water spraying pipes to ensure that the distances between the plurality of atomizing nozzles and the bridge pier are equal; the rotating device is arranged at the top of the pier and comprises a rotating disk and a plurality of mounting plates which are annularly arranged on the rotating disk, and a vertical rod is arranged between each mounting plate and the corresponding lifting truss and is used for driving the lifting truss and the corresponding rotating disk to synchronously rotate; one end of the second steel wire rope is tied on the lifting truss, and the other end of the second steel wire rope is connected with a winch arranged on the rotating device.
Description
Technical Field
The invention relates to an automatic spraying and curing device for a concrete pier, and particularly belongs to the technical field of pier curing.
Background
Concrete has become the most important material in modern buildings due to various good properties, and the quality of the properties after the concrete is poured depends on the later maintenance to a great extent. The maintenance process is usually to keep the concrete surface moist, guarantees that the hydration performance of cement goes on smoothly, if the maintenance is untimely, and after the concrete surface loses water, the hydration reaction of cement stops, and the concrete surface easily produces the shrinkage crack to influence structural strength, brought very big hidden danger for the use in later stage. At present, the pier concrete is generally maintained by manually spraying water, but with the continuous expansion of the road and bridge construction scale, the manual subjective action is more prominent when the pier is maintained by manually spraying water, so that the pier body is easy to crack due to omission; in addition, high piers of roads and bridges are continuously emerged, piers with the height of 100 meters to 150 meters become a normal state, and the piers are completely maintained by manpower, so that the quality problem is easy to generate, and serious safety risks exist. Therefore, the application of the automatic spraying maintenance device becomes the trend of high pier maintenance in the future. Concrete curing generally adopts several methods such as watering natural curing, spraying film curing, plastic film wrapping curing and the like. The concrete curing mechanisms are all to keep the concrete moist and avoid water loss so as to achieve the curing purpose.
Among the prior art, the shower nozzle that adopts the hoist and mount sprays the pier is the mode commonly used, and it has the advantage that the installation is simple, degree of automation is high, and it also has a great deal of shortcoming simultaneously, if: 1. the spraying is uneven, more water exists at the position where the spray head directly sprays, the position where the spray head cannot spray is relatively dry, if the density of the spray head is increased, a large amount of water is needed, and particularly at the position where the water is short, the realization is difficult; 2. the sprayed water can form runoff and flow downwards along the pier body of the pier, recycling is not thorough, great resource waste exists, and the sprayed water does not well play a role in maintaining the pier; 3. for noncircular piers such as rectangular piers, when the spray head sprays, the distance from the spray head to the piers is different when the spray head is positioned at different positions of the piers, so that the water coverage and the spraying effect of different positions of the piers are different.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic spraying and maintaining device for a concrete pier, which has the advantages of simple structure, ingenious design, good spraying effect, large spraying area and water source saving.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
the utility model provides a concrete pier automatic spray curing means, it includes:
the supporting frame is annularly arranged around the bridge pier, a plurality of supporting legs are obliquely arranged on the inner side of the supporting frame along the radial direction of the radius, the free ends of the supporting legs are in contact with the surface of the bridge pier through supporting wheels, and the supporting wheels can only roll along the vertical direction;
the lifting truss is annularly arranged around the bridge pier and is connected with the support frame in a relatively rotating manner, a plurality of water spray pipes are annularly arranged on the lifting truss, atomizing nozzles are arranged on the water spray pipes, and the water spray pipes are connected with a water supply system;
the automatic adjusting device is arranged on the lifting truss and drives the water spraying pipes to ensure that the distances between the plurality of atomizing nozzles and the bridge pier are equal;
the rotating device is arranged at the top of the pier and comprises a rotating disk and a plurality of mounting plates which are annularly arranged on the rotating disk, a vertical rod is arranged between each mounting plate and the corresponding lifting truss, the upper end of each vertical rod is fixedly arranged on the corresponding mounting plate, and the lower end of each vertical rod is inserted into the corresponding lifting truss and is used for driving the corresponding lifting truss and the rotating disk to synchronously rotate;
one end of the second steel wire rope is tied to the lifting truss, the other end of the second steel wire rope is connected with a winch arranged on the rotating device after being guided by the fifth pulley and the sixth pulley, and the annular shape of each steel wire rope is provided with a plurality of steel wire ropes.
As a further improvement of the invention, the automatic adjusting device comprises a plurality of hydraulic oil cylinders horizontally arranged along the radial direction of the lifting truss, the water spray pipe is fixedly arranged on an oil cylinder rod of the hydraulic oil cylinders, a distance measuring sensor for measuring the distance between the water spray pipe and the bridge pier is arranged on the water spray pipe, and the plurality of hydraulic oil cylinders are automatically adjusted and controlled by a PLC control system to ensure that the distances between all the atomizing nozzles and the bridge pier are the same.
As a further improvement of the invention, the automatic adjusting device comprises a plurality of first sleeves arranged along the radial direction of the lifting truss, annular first limiting plates and annular second limiting plates are arranged inside the first sleeves, ejector rods are coaxially arranged in the first sleeves, annular first baffle plates are arranged on the ejector rods between the first limiting plates and the second limiting plates, first pressure springs are sleeved on the ejector rods between the first baffle plates and the second limiting plates, the inner ends of the ejector rods are in contact with the surfaces of piers through universal wheels, and the water spray pipes and the outer ends of the ejector rods synchronously move.
As a further improvement of the invention, the water spray pipe is fixedly connected with the outer end of the ejector rod through a connecting rod.
As a further improvement of the invention, an installation frame is fixedly arranged on the lifting truss, a second sleeve is fixedly arranged on the installation frame, a third annular limiting plate and a fourth annular limiting plate are arranged inside the second sleeve, the spray pipe is coaxially arranged inside the second sleeve, the rear end of the spray pipe is connected with the outer end of the ejector rod through a first pulley block and a first steel wire rope, the first pulley block comprises a first pulley arranged on the installation frame, and a second pulley, a third pulley and a fourth pulley arranged on the lifting truss, one end of the first steel wire rope is tied at the rear end of the spray pipe, the other end of the first steel wire rope is tied on a connecting buckle arranged at the outer end of the ejector rod, and the part of the first steel wire rope between the connecting buckle and the fourth pulley and the part inside the.
As a further improvement of the invention, the lifting truss comprises a lifting upper truss and a lifting lower truss which are fixedly connected together, the automatic adjusting device is arranged on the lifting upper truss, the supporting frame is matched with the lifting lower truss, the bottom of the inner side of the lifting lower truss is provided with an annular supporting plate, the supporting frame is arranged on the supporting plate, and a plane thrust ball bearing is arranged between the supporting plate and the supporting frame.
As a further improvement of the invention, the rotating device further comprises a turntable bearing arranged below the rotating disc, an inner ring of the turntable bearing is fixedly arranged at the top of the pier, an outer ring of the turntable bearing is fixedly connected with the rotating disc through a connecting column, a plurality of teeth are uniformly arranged on the outer ring of the turntable bearing, the outer ring of the turntable bearing is meshed with a gear, and the gear is fixedly arranged on an output shaft of the first motor; the winding machine is arranged in the middle of the rotating disc and comprises a speed reducer and a motor II which are connected, a winding wheel is fixedly arranged on an output shaft of the speed reducer and is vertically arranged, a plurality of winding grooves are formed in the upper ring of the winding wheel, and the upper ends of the two steel wire ropes are adjusted through a pulley V and a pulley VI, so that the two steel wire ropes are horizontally aligned with one winding groove, and the lower ends of the two steel wire ropes are synchronously lifted.
As a further improvement of the invention, the lifting truss is fixedly provided with a guide block, the guide block is provided with a through hole which passes through the vertical rod, and the vertical rod is a telescopic rod.
As a further improvement of the invention, the supporting legs are hinged with the supporting frame, a supporting rod is arranged between the supporting frame and the supporting legs, the length of the supporting rod is adjustable, and two ends of the supporting rod are respectively hinged with the supporting frame and the supporting legs.
As a further improvement of the invention, the pier foundation structure further comprises a water collecting device which is in a strip shape, is arranged around the bottom of the pier and comprises water absorbing cotton, a tensioning hoop and a U-shaped water receiving tank body; the water absorption cotton is arranged in the water receiving tank body, the lower part of the water absorption cotton is fixedly connected with the upper part of the tank body on the inner side of the water receiving tank body, and the tensioning hoop is fixedly arranged on the outer side of the water absorption cotton; a water collection tank is arranged below the joint of the water collection device, and a tensioning device is arranged between the joint and two free ends of the tensioning hoop.
As a further improvement of the invention, the tensioning device comprises two hinged connecting rods hinged together, one end of each hinged connecting rod is hinged with the free ends of the two tensioning hoops, and a telescopic oil cylinder is hinged between the other ends of the hinged connecting rods.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the automatic spraying and maintaining device for the concrete bridge pier is simple in structure and ingenious in design, the lifting truss provided with the water spraying pipes is annular and can rotate around the bridge pier, the distances from all the atomizing nozzles to the bridge pier are the same along with the adjustment of the automatic adjusting device on the water spraying pipes in the rotating process, similarly, when the lifting truss is lifted under the action of the winch, when the lifting truss is lifted to a curve change section at the upper part of the bridge pier, the distances from all the atomizing nozzles to the bridge pier are the same, and the distances from all the atomizing nozzles to the bridge pier are the same when the lifting truss is lifted to a straight line section of the bridge pier, the atomizing nozzles can rotate, lift and spray the bridge pier at equal intervals, so that the spraying effect is better, the spraying area is large, and water sources are saved.
The water collecting device is characterized in that the water absorbing cotton, the water receiving tank body and the tensioning hoop are made of flexible materials, so that the water absorbing cotton, the water receiving tank body and the tensioning hoop are conveniently wound and detached on the pier, one part of the water absorbing cotton is arranged above the water receiving tank body, water flowing down along the pier is guided through the water absorbing cotton arranged above the water receiving tank body, and flows into the water collecting tank from a joint after falling onto the water receiving tank body, and is collected into a water supply system, so that water is filtered, the water is recycled, and water resources are saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic sectional structure view at a in fig. 1.
Fig. 3 is a schematic view of the structure of the sprinkler pipe and the pulley block of fig. 2.
Fig. 4 is another schematic sectional view a1 at a in fig. 1.
Fig. 5 is a partially enlarged schematic view at B in fig. 1.
Fig. 6 is a partially enlarged schematic view at B1 in fig. 5.
Fig. 7 is a schematic top view of the present invention.
Fig. 8 is a partially enlarged schematic view at C in fig. 1.
Fig. 9 is a partially enlarged schematic view at D in fig. 1.
Fig. 10 is a schematic sectional view at a-a in fig. 1.
Fig. 11 is a schematic sectional view at B-B in fig. 1.
Fig. 12 is a partially enlarged schematic view at E in fig. 11.
Wherein: 1 pier, 2 lifting upper trusses, 3 sleeve I, 3-1 limit plate I, 3-2 limit plate II, 4 ejector rods, 4-1 baffle I, 5 universal wheels, 6 pressure spring I, 7 sleeve II, 7-1 limit plate III, 7-2 limit plate IV, 8 water spray pipes, 8-1 baffle II, 9 atomizing nozzles, 10 pressure spring II, 11 water inlet pipes, 12 water supply pipes, 13 steel wire rope I, 14 mounting frames, 15 pulley I, 16 pulley II, 17 pulley III, 18 pulley IV, 19 connecting buckles, 20 steel wire rope II, 21 guide blocks, 22 vertical rods, 23 lifting lower trusses, 24 supporting plates, 25 supporting frames, 26 plane thrust ball bearings, 27 supporting legs, 28 supporting wheels, 29 supporting rods, 30 connecting rods, 31 rotating disks, 31-1 connecting column, 32 mounting plates, 33 rotating disk bearings, 34 pad beams, 35 gears, 36 motor I, 37 speed reducers, 38 winding wheel, 38-1 winding groove, 39 motor II, 40 pulley V, 41 pulley V, 42 absorbent cotton, 43 water receiving groove body, 44 tension hoop, 45 support column, 46 hinge connecting rod, 47 telescopic oil cylinder, 48 water collecting groove, 49 joint and 50 ground.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail and fully with reference to the accompanying drawings and specific embodiments.
An automatic spray maintenance device for a concrete pier as shown in fig. 1 to 12, comprising:
the supporting frame 25 is annularly arranged around the pier 1, a plurality of supporting legs 27 are obliquely arranged on the inner side of the supporting frame along the radial direction, the free ends of the supporting legs 27 are in contact with the surface of the pier 1 through supporting wheels 28, and the supporting wheels 28 can only roll along the vertical direction. The support frame 25 is matched with the lifting truss to ensure that the lifting truss is sleeved outside the pier 1 to ensure the stability of the position, so that the lifting truss is prevented from offsetting at the position of the circle center in the rotating and lifting processes, and the distance between the atomizing nozzle 9 and the pier 1 is ensured to be constant. As a further improvement, the supporting legs 27 are hinged with the supporting frame 25, a supporting rod 29 is arranged between the supporting frame 25 and the supporting legs 27, the length of the supporting rod 29 is adjustable, and two ends of the supporting rod 29 are respectively hinged with the supporting frame 25 and the supporting legs 27. The length of the support rod 29 is adjusted to be suitable for piers 1 with different sizes. As a further improvement, the support legs 27 are symmetrically arranged above and below the support frame 25, as shown by the dotted line in fig. 4, the support frame 25 can be more stable when sliding up and down along the bridge pier, and the support legs 27 above and below the support frame 25 can also be arranged in a staggered manner.
The lifting truss is arranged around the pier 1 in an annular mode, the supporting frame 25 can be connected in a relative rotating mode, a plurality of water spraying pipes 8 are arranged on the lifting truss in an annular mode, atomizing nozzles 9 are arranged on the water spraying pipes 8, and the water spraying pipes 8 are connected with a water supply system. The length of the water spray pipe 8 can be adjusted, so that the distance between the atomizing nozzle 9 and the pier 1 can be adjusted.
The water supply system comprises a water storage tank, a water pump, a time relay and a water delivery pipe. The water storage tank can be arranged on the rotating disc 31, one end of the water delivery pipe is connected with the water storage tank, the other end of the water delivery pipe is connected with the plurality of water spraying pipes 8 through a water pump, the plurality of water spraying pipes 8 can be connected with the same annular water supply pipe 12, the water delivery pipe is only connected with the water supply pipe 12, and the water storage tank rotates along with the rotating device. When the water storage tank is arranged on the ground or on a construction frame constructed during construction, a rotary joint needs to be arranged right above the center of the rotary disc 31, the water inlet end of the rotary joint is connected with the water storage tank, the water outlet end of the rotary joint is connected with the water supply pipe 12, the rotary joint can be connected with the rotary disc 31 through a connecting rod or arranged on the construction frame constructed during construction, and a water delivery pipe connected with the rotary joint and the water storage tank is preferably arranged on the construction frame at this time and does not rotate along with the rotary device; when the water supply system is not arranged by means of a scaffold, the water delivery pipe is not convenient to always rotate along the same direction of the rotating device, and the rotating device rotates in a positive and negative alternate rotation mode, for example, the water supply system rotates in a positive rotation mode and then rotates in a negative rotation mode. The water storage tank can also be arranged on the ground 50 around the bottom of the pier 1, at the moment, the upper end of the water storage tank is open, the lower end of the water delivery pipe is connected with the water pump and then is immersed below the water surface of the water storage tank, along with the rotation of the rotating device, the water pump needs to be driven to synchronously rotate around the pier 1 in the water storage tank, otherwise, the rotating device needs to rotate in a positive and negative alternate mode, for example, the pier rotates in a positive and negative alternate mode, and then rotates in a negative.
And the automatic adjusting device is arranged on the lifting truss and drives the water spraying pipe 8 to ensure that the distance between the plurality of atomizing nozzles 9 and the pier 1 is equal. The lifting truss comprises a lifting upper truss 2 and a lifting lower truss 23 which are fixedly connected together, an automatic adjusting device is arranged on the lifting upper truss 2, a supporting frame 25 is matched with the lifting lower truss 23, an annular supporting plate 24 is arranged at the bottom of the inner side of the lifting lower truss 23, the supporting frame 25 is arranged on the supporting plate 24, and a plane thrust ball bearing 26 is arranged between the supporting plate 24 and the supporting frame 25. As a further improvement, a bearing is also arranged between the outer wall of the support frame 25 and the inner wall of the lifting lower truss 23.
As an implementation mode, the automatic adjusting device comprises a plurality of hydraulic oil cylinders horizontally arranged along the radial direction of the lifting truss, the water spraying pipe 8 is fixedly arranged on an oil cylinder rod of the hydraulic oil cylinders, a distance measuring sensor used for measuring the distance between the water spraying pipe 8 and the pier 1 is arranged on the water spraying pipe, and the hydraulic oil cylinders are automatically adjusted and controlled through a PLC control system to ensure that all the atomizing nozzles 9 have the same distance from the pier 1. The adjusting mode is simple to adjust and accurate in adjustment, but depends on electronics and a hydraulic oil cylinder, and the maintenance and replacement process is complicated after the fault occurs.
As another kind of embodiment, automatic regulating apparatus includes a plurality of edges sleeve one 3 that the radial direction of lift truss radius set up, sleeve one 3 inside annular limiting plate one 3-1 and two 3-2 of limiting plate that are equipped with, the coaxial ejector pin 4 that is equipped with in sleeve one 3, be in on the ejector pin 4 be equipped with annular baffle one 4-1 between limiting plate one 3-1 and the two 3-2 of limiting plate, ejector pin 4 is in the cover is equipped with pressure spring one 6 between baffle one 4-1 and the two 3-2 of limiting plate, 4 inner of ejector pin is through universal wheel 5 and 1 surface contact of pier, spray pipe 8 with 4 outer end synchronous motion of ejector pin. In order to ensure that the spray pipe 8 and the outer end of the ejector rod 4 move synchronously, the embodiment provides two implementation modes. Mode 1: as shown in fig. 4, the spray pipe 8 is fixedly connected to the outer end of the top rod 4 through a connecting rod 30, and at this time, the spray pipe 8 is directly fixed in the second sleeve 7 and is fixed on the connecting rod 30 through the second sleeve 7. Mode 2: as shown in fig. 2 and 3, a mounting frame 14 is fixedly arranged on the lifting truss, a second sleeve 7 is fixedly arranged on the mounting frame 14, an annular limiting plate III 7-1 and an annular limiting plate IV 7-2 are arranged in the sleeve II 7, the second sleeve 7 is coaxially provided with the water spray pipe 8, the rear end of the water spray pipe 8 is connected with the outer end of the ejector rod 4 through a pulley block and a first steel wire rope 13, the pulley block comprises a first pulley 15 arranged on the mounting rack 14, a second pulley 16, a third pulley 17 and a fourth pulley 18 arranged on the lifting truss, one end of the steel wire rope 13 is tied at the rear end of the water spraying pipe 8, the other end is tied on a connecting buckle 19 arranged at the outer end of the top rod 4, the part of the first steel wire rope 13 between the connecting buckle 19 and the fourth pulley 18 and the part of the first steel wire rope 13 in the second sleeve 7 are in a horizontal state, and the first steel wire rope 13 is always in a tight state. The two modes are different in structure, the mode 2 is opposite to the mode 1, the spray pipe 8 is more stable in arrangement, water spraying is more stable, and reasonable selection can be performed according to installation of devices such as practical application and a water supply system. As a further improvement, the upper and lower parts of the outer end of the ejector rod 4 are provided with two water spray pipes 8, the two water spray pipes 8 can be arranged in a staggered mode in the horizontal direction, as shown by dotted lines in fig. 4, the water spray pipes 8 are arranged above and below the ejector rod 4, and the lowermost part and the uppermost part of the pier 1 can be sprayed by combining the lifting truss lifting, so that the omnibearing spraying without dead angles is realized.
One end of the second steel wire rope 20 is tied to the lifting truss, the other end of the second steel wire rope is guided backwards through a fifth pulley 40 and a sixth pulley 41 and is connected with a winch arranged on the rotating device, and a plurality of steel wire ropes, namely four steel wire ropes in the embodiment, are annularly arranged on the second steel wire rope 20.
Rotating device, it locates 1 top of pier, all locates a plurality of mounting panels 32 on the rotary disk 31 including rotary disk 31 and annular, in this embodiment the mounting panel 32 is equipped with four, be equipped with montant 22 between mounting panel 32 and the lifting truss, montant 22 upper end set firmly in on the mounting panel 32, the lower extreme is inserted and is located on the lifting truss, be used for driving the lifting truss rotates with rotary disk 31 is synchronous, in this embodiment, the last guide block 21 that has set firmly of lifting truss, be equipped with the warp on the guide block 21 the via hole that montant 22 passed, montant 22 is telescopic rod. The rotating device further comprises a turntable bearing 33 arranged below the rotating disc 31, the inner ring of the turntable bearing 33 is fixedly arranged at the top of the pier 1, the outer ring of the turntable bearing 33 is fixedly connected with the rotating disc 31 through a connecting column 31-1, a plurality of teeth are uniformly arranged on the outer ring of the turntable bearing 33, the outer ring of the turntable bearing 33 is meshed with a gear 35, and the gear 35 is fixedly arranged on an output shaft of a first motor 36; the winding machine is arranged in the middle of the rotating disc 31 and comprises a speed reducer 37 and a second motor 39 which are connected, a winding wheel 38 is fixedly arranged on an output shaft of the speed reducer 37, the winding wheel 38 is vertically arranged, a plurality of winding grooves 38-1 are annularly arranged on the winding wheel 38, the upper end of each second steel wire rope 20 is adjusted through a fifth pulley 40 and a sixth pulley 41, the upper end of each second steel wire rope is horizontally aligned with one winding groove 38-1, and the lower ends of the second steel wire ropes 20 are ensured to be lifted synchronously. The fifth pulley 40 and the sixth pulley 41 are arranged at the outer end of the mounting plate 32, wherein the fifth pulley 40 is vertically arranged, the sixth pulley 41 is horizontally arranged, winding grooves in the sixth pulley 41 and the winding grooves 38-1 are in the same horizontal plane, and each second steel wire rope 20 corresponds to a different winding groove 38-1. A pad beam 34 is arranged below the turntable bearing 33, the turntable bearing 33 is supported, the arrangement of the first motor 36 is facilitated, and the gear 35 can be connected with the first motor 36 through a speed reducer. The pulley I15, the pulley II 16, the pulley III 17, the pulley IV 18, the pulley V40 and the pulley VI 41 are all provided with a protective device to prevent the steel wire rope from falling out of the winding groove.
The water collecting device is in a strip shape, is arranged around the bottom of the pier 1, and comprises water absorption cotton 42, a tensioning hoop 44 and a U-shaped water receiving tank body 43, wherein the tensioning hoop 44 is; the water absorption cotton 42 is arranged in the water receiving tank body 43, the lower part of the water absorption cotton is fixedly connected with the upper part of the tank body at the inner side of the water receiving tank body 43, and the tensioning hoop 44 is fixedly arranged at the outer side of the water absorption cotton 42; a water collection trough 48 is provided below the junction 49 of the water collection device, and the two free ends of the tension collar 44 are provided with a tension device between the junctions 49. In this embodiment, the tensioning device includes two hinge rods 46 hinged to each other, one end of each of the two hinge rods 46 is hinged to the free end of each of the two tensioning hoops 44, and a telescopic cylinder 47 is hinged between the other ends of the two hinge rods. The water collecting device is characterized in that the water absorbing cotton 42, the water receiving groove body 43 and the tensioning hoop 44 are made of flexible materials, so that the water absorbing cotton can be conveniently wound on and detached from the pier 1, the lower portion of the water absorbing cotton 42 is fixedly arranged on the groove body on the inner side of the water receiving groove body 43, namely, a part of the water absorbing cotton 42 is arranged above the water receiving groove body 43, water flowing down along the pier 1 is absorbed and guided by the water absorbing cotton 42 above the water receiving groove body 43, and flows into the water collecting groove 48 from a joint 49 after falling onto the water receiving groove body 43 and is collected into a water supply system, so that the water is filtered, the water is repeatedly utilized, and the water resource is saved. The tension band 44 is made of fabric, and has flexibility but no elasticity. The water receiving tank 43 is made of rubber or silica gel and is formed by injection molding, and tensioning devices can be arranged at two free ends of the joint 49 of the water receiving tank 43 to fasten the water receiving tank 43 on the pier 1. In actual use, after the water receiving tank 43 is fastened on the pier 1, the water on the pier 1 is blocked from flowing down from the gap between the water receiving tank 43 and the pier 1 by the water absorbent cotton 42, and in use, the water receiving tank 43 is preferably tensioned on the pier 1 after the atomizing nozzle 1 sprays the bottom of the pier 1. After the spraying operation is finished, the tensioning hoop 44 is tensioned through the tensioning device, so that the water in the absorbent cotton 42 can be extruded into the water receiving tank body 43, the waste of water sources is reduced, and the absorbent cotton 42 is dried.
The automatic spraying maintenance device for the concrete pier is simple in structure and ingenious in design, particularly aiming at non-circular piers such as rectangular piers and the like, as shown in figure 1, the pier 1 is divided into a lower straight line section and an upper curve change section, the lifting truss provided with the water spray pipe 8 is annular and can rotate around the pier 1, the distances between all the atomizing spray nozzles 9 and the pier 1 are the same along with the adjustment of the automatic adjusting device on the water spray pipe 8 in the rotating process, similarly, when the lifting truss is lifted under the action of a winch and is lifted to the curve change section at the upper part of the pier 1, the distances between all the atomizing spray nozzles 9 and the pier 1 are also the same, the distances between the atomizing spray nozzles 9 and the pier 1 are also the same when the lifting truss is lifted to the upper curve change section of the pier 1, the atomizing spray nozzles 9 can rotate, lift and spray the pier 1, the spraying effect is better, and the area of spraying is big, saves the water source.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a concrete pier automatic spray curing means which characterized in that, it includes:
the supporting frame (25) is annularly arranged around the pier (1), a plurality of supporting legs (27) are obliquely arranged on the inner side of the supporting frame along the radial direction of the radius, the free ends of the supporting legs (27) are in contact with the surface of the pier (1) through supporting wheels (28), and the supporting wheels (28) can only roll along the vertical direction;
the lifting truss is annularly arranged around the bridge pier (1) and is connected with the support frame (25) in a relatively rotating manner, a plurality of water spray pipes (8) are annularly arranged on the lifting truss, atomizing nozzles (9) are arranged on the water spray pipes (8), and the water spray pipes (8) are connected with a water supply system;
the automatic adjusting device is arranged on the lifting truss and drives the water spraying pipes (8) to ensure that the distances between the plurality of atomizing nozzles (9) and the bridge pier (1) are equal;
the rotating device is arranged at the top of the pier (1) and comprises a rotating disk (31) and a plurality of annular mounting plates (32) which are arranged on the rotating disk (31), a vertical rod (22) is arranged between each mounting plate (32) and the lifting truss, the upper end of each vertical rod (22) is fixedly arranged on the corresponding mounting plate (32), and the lower end of each vertical rod (22) is inserted into the corresponding lifting truss and is used for driving the lifting truss and the rotating disk (31) to rotate synchronously;
one end of the second steel wire rope (20) is tied to the lifting truss, the other end of the second steel wire rope is guided backwards through a fifth pulley (40) and a sixth pulley (41) and is connected with a winch arranged on the rotating device, and a plurality of second steel wire ropes (20) are uniformly arranged along the circumferential direction of the pier (1).
2. The automatic spraying and maintaining device for the concrete pier as claimed in claim 1, wherein the automatic adjusting device comprises a plurality of hydraulic oil cylinders horizontally arranged along the radial direction of the lifting truss, the water spraying pipes (8) are fixedly arranged on oil cylinder rods of the hydraulic oil cylinders, distance measuring sensors used for measuring the distance between the water spraying pipes (8) and the pier (1) are arranged on the water spraying pipes, and the plurality of hydraulic oil cylinders are automatically adjusted and controlled through a PLC (programmable logic controller) control system to ensure that the distances between all the atomizing nozzles (9) and the pier (1) are the same.
3. The automatic spray maintenance device for concrete piers according to claim 1, wherein, the automatic adjusting device comprises a plurality of sleeves I (3) arranged along the radial direction of the radius of the lifting truss, an annular limiting plate I (3-1) and an annular limiting plate II (3-2) are arranged in the sleeve I (3), an ejector rod (4) is coaxially arranged in the sleeve I (3), an annular baffle I (4-1) is arranged on the ejector rod (4) between the limiting plate I (3-1) and the limiting plate II (3-2), a first pressure spring (6) is sleeved between the first baffle (4-1) and the second limiting plate (3-2) of the ejector rod (4), the inner end of the ejector rod (4) is in surface contact with the pier (1) through a universal wheel (5), and the water spray pipe (8) and the outer end of the ejector rod (4) move synchronously.
4. The automatic spray maintenance device for the concrete pier according to claim 3, wherein the water spray pipe (8) is fixedly connected with the outer end of the top rod (4) through a connecting rod (30).
5. The automatic spraying maintenance device for the concrete pier according to claim 3, characterized in that a mounting frame (14) is fixedly arranged on the lifting truss, a second sleeve (7) is fixedly arranged on the mounting frame (14), a third annular limiting plate (7-1) and a fourth annular limiting plate (7-2) are arranged inside the second sleeve (7), the spray pipe (8) is coaxially arranged inside the second sleeve (7), the rear end of the spray pipe (8) is connected with the outer end of the ejector rod (4) through a pulley block and a first steel wire rope (13), the pulley block comprises a first pulley (15) arranged on the mounting frame (14), and a second pulley (16), a third pulley (17) and a fourth pulley (18) arranged on the lifting truss, one end of the first steel wire rope (13) is tied to the rear end of the spray pipe (8), and the other end of the first steel wire rope is tied to a connecting buckle (19) arranged at the outer end of the ejector rod (4), the part of the first steel wire rope (13) between the connecting buckle (19) and the fourth pulley (18) and the part of the first steel wire rope in the second sleeve (7) are in a horizontal state.
6. The automatic concrete pier spraying and maintaining device according to claim 3, wherein the lifting truss comprises a lifting upper truss (2) and a lifting lower truss (23) which are fixedly connected together, the automatic adjusting device is arranged on the lifting upper truss (2), the supporting frame (25) is matched with the lifting lower truss (23), an annular supporting plate (24) is arranged at the bottom of the inner side of the lifting lower truss (23), the supporting frame (25) is arranged on the supporting plate (24), and a plane thrust ball bearing (26) is arranged between the supporting plate (24) and the supporting frame (25).
7. The automatic spraying maintenance device for the concrete pier according to claim 1, wherein the rotating device further comprises a turntable bearing (33) arranged below the rotating disc (31), the inner ring of the turntable bearing (33) is fixedly arranged at the top of the pier (1), the outer ring of the turntable bearing (33) is fixedly connected with the rotating disc (31) through a connecting column (31-1), a plurality of teeth are uniformly arranged on the outer ring of the turntable bearing (33), the outer ring of the turntable bearing (33) is meshed with a gear (35), and the gear (35) is fixedly arranged on an output shaft of a first motor (36); the winding machine is arranged in the middle of the rotating disc (31) and comprises a speed reducer (37) and a motor II (39) which are connected, a winding wheel (38) is fixedly arranged on an output shaft of the speed reducer (37), the winding wheel (38) is vertically arranged, a plurality of winding grooves (38-1) are annularly arranged on the winding wheel, and the upper end of each steel wire rope II (20) is adjusted through a pulley V (40) and a pulley V (41), so that the steel wire rope II is horizontally aligned with one winding groove (38-1), and the lower end of each steel wire rope II (20) is ensured to be synchronously lifted.
8. The automatic spray maintenance device for the concrete pier according to claim 1, wherein the supporting legs (27) are hinged with the supporting frame (25), a supporting rod (29) is arranged between the supporting frame (25) and the supporting legs (27), the length of the supporting rod (29) is adjustable, and two ends of the supporting rod are respectively hinged with the supporting frame (25) and the supporting legs (27).
9. The automatic spraying maintenance device for the concrete pier as claimed in claim 1, further comprising a water collection device which is in a belt shape and is arranged around the bottom of the pier (1), wherein the water collection device comprises water absorption cotton (42), a tensioning hoop (44) and a U-shaped water receiving tank body (43); the water absorption cotton (42) is arranged in the water receiving groove body (43), the lower part of the water absorption cotton is fixedly connected with the upper part of the groove body at the inner side of the water receiving groove body (43), and the tensioning hoop (44) is fixedly arranged at the outer side of the water absorption cotton (42); a water collecting groove (48) is arranged below a joint (49) of the water collecting device, and two free ends of the tensioning hoop (44) are provided with tensioning devices between the joint (49).
10. An automatic spray maintenance device for concrete piers according to claim 9, characterized in that said tensioning device comprises two hinged connecting rods (46) hinged to each other, one end of each of said two hinged connecting rods (46) is hinged to the free end of each of said two tensioning hoops (44), and the other end is hinged to a telescopic cylinder (47).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010192081.5A CN111236086B (en) | 2020-03-18 | 2020-03-18 | Automatic spraying and curing device for concrete bridge pier |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010192081.5A CN111236086B (en) | 2020-03-18 | 2020-03-18 | Automatic spraying and curing device for concrete bridge pier |
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| CN111236086B true CN111236086B (en) | 2021-05-11 |
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| CN111719413A (en) * | 2020-07-03 | 2020-09-29 | 航仟源科技(杭州)有限公司 | Energy-saving concrete pier maintenance equipment |
| CN111941585B (en) * | 2020-08-03 | 2021-07-16 | 徐州朗福赛机械科技有限公司 | Suspension type vertical shaft concrete wall 3D printer |
| CN112709156B (en) * | 2021-01-26 | 2022-05-10 | 广西路建工程集团有限公司 | Bridge pier body anti-pollution system for creeping formwork construction |
| CN113293705A (en) * | 2021-05-22 | 2021-08-24 | 蓝海建设集团有限公司 | High mound construction curing means |
| CN113461438B (en) * | 2021-08-19 | 2022-07-12 | 中铁七局集团有限公司 | A maintenance cover for railway pier winter maintenance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2667136B2 (en) * | 1995-07-17 | 1997-10-27 | 株式会社ピー・エス | Method of constructing columnar structure, method of reinforcement and apparatus therefor |
| CN106836002A (en) * | 2017-04-11 | 2017-06-13 | 中国中铁航空港建设集团有限公司 | A kind of sprinkling equipment with high ferro bridge pier automatic maintenance function |
| CN207109597U (en) * | 2017-07-26 | 2018-03-16 | 中铁十一局集团第四工程有限公司 | A kind of movable type bridge pier shaft automatic spray curing system |
| CN207760733U (en) * | 2017-12-27 | 2018-08-24 | 河南省亚欧起重设备有限公司 | A kind of pier shaft maintenance spray equipment |
| CN108487077A (en) * | 2018-06-13 | 2018-09-04 | 中交路桥建设有限公司 | A kind of pier stud automatic spray health promotion system |
| CN109403207B (en) * | 2018-12-17 | 2020-03-10 | 乔丽霞 | Concrete pier sprays curing means |
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