CN115467236A - Bridge cast in situ concrete guardrail construction equipment - Google Patents

Abstract

The application relates to a bridge cast-in-place concrete guardrail construction device belongs to the field of bridge construction technology. The device comprises an inner die, an outer die and a rack, wherein a first picking and placing mechanism and a second picking and placing mechanism are arranged on the rack, and a support rod is horizontally arranged on the rack; the first picking and placing mechanism comprises a first electric clamping jaw, a first moving assembly and a first placing frame, the first moving assembly is used for driving the first electric clamping jaw to move along the supporting rod and driving the first electric clamping jaw to be close to or far away from the inner mold, and the first placing frame is arranged on the rack and used for storing the inner mold; the second picking and placing mechanism comprises a second electric clamping jaw, a second moving assembly and a second placing frame, the second moving assembly is arranged on the supporting rod and used for driving the second clamping jaw to move along the supporting rod and driving the second electric clamping jaw to turn over, and the second placing frame is arranged on the rack and used for storing an outer die. The application can improve the problems of high labor intensity and high safety risk of constructors.

Description

Bridge cast in situ concrete guardrail construction equipment

Technical Field

The utility model belongs to the technical field of bridge construction and specifically relates to a bridge cast in situ concrete guardrail construction equipment is related to.

Background

The cast-in-place bridge concrete guardrail is a guardrail poured on a bridge, and mainly aims to prevent vehicles from crossing the bridge and have the functions of preventing the vehicles from breaking through, passing down, turning over the bridge and beautifying the bridge construction.

In the construction of the traditional bridge concrete cast-in-place guardrail, firstly guardrail steel bars are bound on two sides of a bridge, then templates are supported on two sides of the guardrail steel bars, and finally concrete is poured into the templates. When the templates on the two sides of the guardrail are subjected to formwork supporting and demolding operations, manual operation needs to be matched through a crane.

Formwork and drawing of patterns are carried out to the guardrail both sides through crane cooperation manual work, and operation demand number is many, and constructor need rely on the hanging flower basket to carry out the operation to guardrail outside template simultaneously, and intensity of labour is big, and safety risk is high.

Disclosure of Invention

In order to improve the problem that constructor intensity of labour is big, the safety risk is high, this application provides a bridge cast in situ concrete guardrail construction equipment.

The application provides a pair of bridge cast in situ concrete guardrail construction equipment adopts following technical scheme:

a construction device for a cast-in-place concrete guardrail of a bridge comprises an inner mold, an outer mold and a rack arranged on a bridge floor, wherein the rack is provided with a first taking and placing mechanism for placing and taking down the inner mold on the inner side of the guardrail and a second taking and placing mechanism for placing and taking down the outer mold on the outer side of the guardrail;

lifting lugs are arranged at the tops of the inner die and the outer die; a support rod is horizontally arranged on the rack, extends towards the guardrail, and is provided with a roller at the bottom; the first picking and placing mechanism comprises a first electric clamping jaw, a first moving assembly and a first placing frame, the first moving assembly is arranged on the supporting rod and used for driving the first electric clamping jaw to move along the supporting rod and driving the first electric clamping jaw to be close to or far away from the inner mold, the first placing frame is arranged on the rack and located below the supporting rod, and the first placing frame is used for placing the inner mold; the second pick and place mechanism comprises a second electric clamping jaw, a second moving assembly and a second placing frame, wherein the second moving assembly is arranged on the supporting rod, the second moving assembly is used for driving the second clamping jaw to move along the supporting rod and drive the second electric clamping jaw to overturn, the second placing frame is arranged on the rack and located above the supporting rod, and the second placing frame is used for storing an external mold.

By adopting the technical scheme, when the inner die and the outer die on two sides of the guardrail are installed, the first moving assembly drives the first electric clamping jaw to move, the first electric clamping jaw is used for clamping the lifting lug on the inner die stored on the first placing frame, and the inner die is further driven to move to the inner side of the guardrail for installation; the second moving assembly drives the second electric clamping jaw to move, the second electric clamping jaw clamps and moves the outer mold stored on the second storage rack, and then the second moving assembly drives the second electric clamping jaw to turn over to move the outer mold to the outer side of the guardrail; when the inner mold and the outer mold are demolded, the process is operated in a reverse direction, the inner mold is taken down and conveyed to a first placing frame for storage, and the outer mold is taken down and conveyed to a second placing frame for storage; therefore, construction workers do not need to carry out construction operation on the external formwork through the hanging basket on the outer side of the bridge, the labor intensity of the workers is reduced, and the safety risk in the construction process is reduced; simultaneously, move on the bridge floor through the gyro wheel driving chassis, be convenient for continuously carry out guardrail construction operation, promoted the efficiency of construction.

Optionally, a plurality of through holes are oppositely formed in the inner die and the outer die, a split bolt penetrates through the through hole between the inner die and the outer die, and a nut is fixed to the outer die and located at the through hole.

By adopting the technical scheme, the inner die and the outer die are fixedly connected through the split bolt, the nut is fixedly installed on the outer die, the split bolt is inserted into the through hole and is in threaded fit with the nut on the outer die when the split bolt is installed, a constructor does not need to fixedly install the split bolt on the outer die outside the guardrail through the hanging basket, and the safety risk in the construction process is reduced.

Optionally, the first moving assembly comprises a first rodless electric cylinder and a hydraulic cylinder, the first rodless electric cylinder is arranged on the lower surface of the supporting rod, the hydraulic cylinder is arranged on the sliding table of the first rodless electric cylinder, a piston rod of the hydraulic cylinder vertically extends downwards, and the first electric clamping jaw is arranged at the tail end of the piston rod of the hydraulic cylinder.

Through taking above-mentioned technical scheme, first no pole electric jar starts, the slip table of first no pole electric jar removes along the cylinder body of first no pole electric jar, thereby drive first electric clamping jaw and remove along the length direction of bracing piece, start the hydraulic cylinder, the piston rod of pneumatic cylinder stretches out or withdraws, thereby drive first electric clamping jaw and be close to or keep away from the bracing piece, thereby reach the effect that the first electric clamping jaw of drive of being convenient for removed, and then be convenient for drive first electric clamping jaw and press from both sides the centre form and get and drive centre form removal.

Optionally, the first rack includes many first placing rods and a first locating part, the below level that just is located the bracing piece in the frame is provided with many first placing rods, many first placing rods are just right with a plurality of through-holes on the centre form, first locating part is used for stopping the centre form to wearing to establish on many first placing rods spacing.

By adopting the technical scheme, the plurality of first placing rods are opposite to the plurality of through holes on the inner die, the inner die is arranged on the plurality of first placing rods in a penetrating manner through the through holes, and the plurality of inner dies can be arranged on the plurality of first placing rods in a penetrating manner side by side, so that the inner die is conveniently stored; first locating part stops spacingly to wearing the centre form of establishing on many first placing the poles, avoids the centre form to break away from first placing the pole.

Optionally, first locating part is including adjusting pole, sleeve and butt joint board, it all has the setting to be located many first both sides of placing the pole in the frame to adjust the pole, a plurality of regulation holes have been seted up on the regulation pole, the sleeve cover is established on adjusting the pole, wear to be equipped with the bolt on the sleeve, the butt joint board rotates and sets up on the sleeve, be provided with the spring between butt joint board and the sleeve, the butt joint board inlays towards one side of adjusting the pole and is equipped with the electro-magnet.

By adopting the technical scheme, when the inner mold is placed on the plurality of first placing rods, the first electric clamping jaws drive the inner mold to move to the first placing rods, the inner mold abuts against the abutting plates, the abutting plates are driven by the inner mold to rotate towards the adjusting rods and extrude the springs along with the movement of the inner mold until the inner mold is separated from the springs, the abutting plates deviate from the adjusting rods to rotate under the action of the springs, and at the moment, when the inner mold has a tendency of inclining and separating from the first placing rods, the abutting plates can block the inner mold, so that the inner mold is prevented from separating from the first placing rods; when the number of the inner molds on the first placing rod is more and more, the position of the sleeve on the adjusting rod is adjusted, and the sleeve is fixed on the adjusting rod through the bolt, so that the inner molds can be effectively blocked when the number of the inner molds on the first placing rod is changed; when needing to take off the centre form from many first placing poles, start the electro-magnet, produce a suction between electro-magnet and the regulation pole, adjust the pole and rotate to being close to and adjust the pole, can take out the centre form on the first placing pole this moment.

Optionally, the second rack includes that many second that the level set up place pole and second locating part, many the pole setting is placed in the frame and is located the top of bracing piece to the second, many the pole is placed to the second and just right with a plurality of through-holes on the external mold, the second locating part is located many both sides that the pole was placed to the second and all has the setting in the frame, the second locating part is used for blockking spacing to wearing the external mold of establishing on many second place poles.

Through taking above-mentioned technical scheme, the electronic clamping jaw of second removal subassembly drive second is got the external mold clamp and is overturned and remove to wearing to establish on many seconds place the pole, and the second locating part is worn to establish to the polylith and is blockked spacingly on the pole is placed to the second to be convenient for reach the effect of being convenient for deposit the external mold.

Optionally, the second removes the subassembly and includes upset pole, the no pole electric jar of second, horizontal migration subassembly and upset subassembly, the no pole electric jar of second sets up the upper surface at the bracing piece, the upset pole is the L shape body of rod, the electronic clamping jaw of second sets up the end at the upset pole, the upset subassembly sets up on the slip table of the no pole electric jar of second and is used for driving the upset pole and rotates, the horizontal migration subassembly sets up on the upset subassembly, the horizontal migration subassembly is connected with the upset pole and is used for driving the electronic clamping jaw of second and removes to just right with the lug on the external mold.

By adopting the technical scheme, when the external mold is demoulded, the second rodless electric cylinder drives the turnover rod to move along the length direction of the supporting rod, when the turnover rod is positioned at the tail end of the supporting rod, the turnover component drives the turnover rod to turn over, the second electric clamping jaw at the tail end of the turnover rod is opposite to the external mold, and then the turnover rod is driven by the horizontal movement component to move to the position where the second electric clamping jaw is opposite to the lifting lug on the external mold, so that the external mold is clamped; the turnover rods are rotated by 180 degrees through the turnover assembly, so that the outer die is inverted and is driven to move to a plurality of second placing rods; when the outer mold is taken down from the second placing rods, the process is operated reversely, and the outer mold is moved to the outer side of the guardrail to be installed; thereby achieving the effect of convenient installation and removal of the external mold.

Optionally, the upset subassembly includes fixed plate, installation pole and first driving motor, the fixed plate sets up on the slip table of the no pole electric jar of second, the installation pole level is rotated and is set up on the fixed plate, installation pole perpendicular to bracing piece, first driving motor sets up on the fixed plate, just first driving motor's output shaft and installation pole coaxial line are connected, the horizontal migration subassembly sets up on the installation pole.

Through taking above-mentioned technical scheme, start first driving motor, first driving motor's output shaft drives the installation pole and rotates, and then reaches the horizontal migration subassembly and the upset pole of being convenient for on the drive installation pole and carry out pivoted effect.

Optionally, the horizontal movement assembly comprises a sliding block, a lead screw and a second driving motor, a sliding groove is formed in the installation rod, the lead screw is rotatably arranged on the installation rod and located in the sliding groove, the sliding block is slidably arranged in the sliding groove, the sliding block is sleeved on the lead screw in a threaded manner, the turnover rod is connected with the sliding block, the second driving motor is arranged on the installation rod and located at one end of the sliding groove, and an output shaft of the second driving motor is coaxially connected with the lead screw.

Through taking above-mentioned technical scheme, start second driving motor, second driving motor's output shaft drives the lead screw and rotates, and lead screw drive slider moves along the spout on the installation pole, and then the trip bar of electronic installation on the slider moves, and the trip bar of being convenient for moves to the lug on second electric clamping jaw and the external mold just right mutually, reaches to be convenient for to press from both sides the effect of getting the external mold through second electric clamping jaw.

Optionally, the second locating part includes a connecting rod, a resisting rod and a third driving motor, the connecting rod is arranged on the rack and on two sides of the plurality of second placing rods, the resisting rod is an L-shaped rod body, the third driving motor is arranged on the connecting rod, and an output shaft of the third driving motor is connected with one end of the resisting rod.

Through adopting above-mentioned technical scheme, the output shaft drive of third driving motor supports tight pole and rotates, supports tight pole and be the L shape body of rod for the end of supporting tight pole can be in the great range place the external mold on the pole to many seconds and support and keep out spacingly, reach and be convenient for to wearing to establish and block spacing effect at the external mold that many seconds placed the pole.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the inner die and the outer die on two sides of the guardrail are installed, the first moving assembly drives the first electric clamping jaw to move, the first electric clamping jaw is used for clamping a lifting lug on the inner die stored on the first placing frame, and the inner die is further driven to move to the inner side of the guardrail to be installed; the second moving assembly drives the second electric clamping jaw to move, the second electric clamping jaw clamps and moves the outer mold stored on the second placing frame, and then the second moving assembly drives the second electric clamping jaw to overturn and move the outer mold to the outer side of the guardrail; the inner mold and the outer mold are convenient to install;

2. when the inner mold and the outer mold are demolded, the inner mold is taken down and conveyed to a first placing rack for storage, and the outer mold is taken down and conveyed to a second placing rack for storage through reverse operation of the process; therefore, construction workers do not need to carry out construction operation on the external formwork outside the bridge through the hanging basket, the labor intensity of the workers is reduced, and the safety risk in the construction process is reduced;

3. the rollers are arranged at the bottom of the rack, the rack is driven to move on the bridge floor, when the rack moves forwards, the internal mold and the external mold stored on the rack can be used for continuously operating, the internal mold and the external mold can be continuously demoulded, and the internal mold and the external mold which are taken down are stored on the rack, so that the construction efficiency is greatly improved;

4. the inner die and the outer die are fixedly connected through the split bolts, the outer die is fixedly provided with the nuts, the split bolts are inserted into the through holes and are in threaded fit with the nuts on the outer die when the split bolts are installed, and a constructor does not need to fixedly install the split bolts on the outer die outside the guardrail through the hanging basket, so that the safety risk in the construction process is reduced;

5. the internal mold and the external mold can be synchronously installed through the first taking and placing mechanism and the second taking and placing mechanism and can also be synchronously demolded, the construction efficiency is improved, the internal mold and the external mold are always in a right-facing state when being installed, alignment adjustment is not needed, and the installation efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic view for showing the structure of the outer mold in the embodiment of the present application.

Fig. 3 is a schematic structural diagram for illustrating the first position-limiting member in the embodiment of the present application.

Fig. 4 is a schematic structural diagram for showing a second moving assembly in the embodiment of the present application.

Description of the reference numerals:

1. an inner mold; 11. lifting lugs; 12. oppositely pulling the bolts; 2. outer mold; 21. a nut; 3. a frame; 31. a support bar; 32. a roller; 4. a first motorized jaw; 51. a first rodless electric cylinder; 52. a hydraulic cylinder; 61. a first placing rod; 62. a first limit piece; 621. adjusting a rod; 622. a sleeve; 623. a butt joint plate; 624. an adjustment hole; 625. a bolt; 626. a spring; 627. an electromagnet; 7. a second electrically powered jaw; 81. a turning rod; 82. a second rodless electric cylinder; 83. a horizontal movement assembly; 831. a slider; 832. a lead screw; 833. a second drive motor; 84. turning over the assembly; 841. a fixing plate; 842. mounting a rod; 843. a first drive motor; 91. a second placing rod; 92. a second limiting member; 921. a connecting rod; 922. a tightening rod; 923. and a third drive motor.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses bridge cast in situ concrete guardrail construction equipment, refer to fig. 1, a bridge cast in situ concrete guardrail construction equipment is including installing at inboard centre form 1 of guardrail, installing at the external mold 2 in the guardrail outside and installing frame 3 on the bridge floor, installs the first mechanism of getting and putting that is used for installing and taking off centre form 1 on frame 3, the second of being used for installing and taking off external mold 2 gets and puts the mechanism. Two lifting lugs 11 convenient for clamping are fixedly arranged at the top of each inner die 1 and each outer die 2. Frame 3 includes the plate body of bottom and the vertical installing frame of installing on the plate body, installs a plurality of gyro wheels 32 in the bottom of frame 3, and a plurality of gyro wheels 32 pass through motor drive and rotate, and horizontal installation has two spinal branch vaulting poles 31 on the installing frame of frame 3, and two spinal branch vaulting poles 31 are parallel to each other and are located same horizontal plane, and two spinal branch vaulting poles 31 all extend towards the guardrail.

The first picking and placing mechanism comprises a first electric clamping jaw 4, a first moving assembly and a first placing frame, the first moving assembly is arranged on the lower plate surfaces of the two support rods 31, the first electric clamping jaw 4 is arranged on the first moving assembly, the first moving assembly drives the first electric clamping jaw 4 to move along the length direction of the support rods 31, and meanwhile, the first moving assembly is used for driving the first electric clamping jaw 4 to be close to or far away from the inner die 1. First rack is installed in frame 3 and is located the below of bracing piece 31, and first rack is used for depositing centre form 1.

The second pick and place mechanism comprises a second electric clamping jaw 7, a second moving assembly and a second placing frame, the second moving assembly is installed on the upper surface of the supporting rod 31, the second electric clamping jaw 7 is installed on the second moving assembly, the second moving assembly drives the second electric clamping jaw 7 to move along the length direction of the supporting rod 31, and the second moving assembly can drive the second electric clamping jaw 7 to turn over. And the second placing frame is arranged on the frame 3 and is positioned above the supporting rod 31, and the second placing frame is used for placing the outer die 2.

When the inner mold 1 and the outer mold 2 are installed, the first moving assembly drives the first electric clamping jaw 4 to clamp the inner mold 1 on the first placing frame, drives the inner mold 1 to move to the inner side of the guardrail, and drives the inner mold 1 to move to the installation position through the first moving assembly; the second moving assembly drives the second electric clamping jaw 7 to clamp the outer die 2 on the second placing frame, when the outer die 2 is moved to the tail end of the supporting rod 31, the second moving assembly drives the second electric clamping jaw 7 to overturn, and the outer die 2 on the second electric clamping jaw 7 is overturned to the outer side of the guardrail to be installed. When drawing of patterns is carried out to centre form 1 and external mold 2, the above-mentioned flow of reverse operation takes off centre form 1 and carries to first rack and deposit, takes off external mold 2 and carries to the second rack and deposit.

Install gyro wheel 32 in frame 3 bottom, drive frame 3 moves along the guardrail direction on the bridge floor, carries out the template installation operation in succession through centre form 1 and external mold 2 of depositing in frame 3, also can continuously carry out the drawing of patterns operation to centre form 1 and external mold 2 and deposit centre form 1 and external mold 2 of taking off in frame 3, very big promotion the efficiency of construction.

Referring to fig. 1 and 2, a plurality of through holes are formed in the inner mold 1 and the outer mold 2, a split bolt 12 penetrates through the through holes of the inner mold 1 and the outer mold 2, and the inner mold 1 and the outer mold 2 are fixed by the split bolt 12. And one side of the outer die 2, which is far away from the inner die 1, is fixedly connected with a plurality of nuts 21, and the plurality of nuts 21 correspond to the plurality of through holes one by one.

When the inner mold 1 and the outer mold 2 are fixed, the split bolt 12 penetrates through the through hole in the inner mold 1 from the inner mold 1 side and penetrates out of the through hole in the outer mold 2, the split bolt 12 is screwed to enable the split bolt 12 to be in threaded fit with the nut 21, and the nut is sleeved on the split bolt 12 on the inner mold 1 side in a threaded manner, so that the inner mold 1 and the outer mold 2 are fixed. The nut 21 is fixed on the outer die 2, and when the inner die 1 and the outer die 2 are fixed, a constructor does not need to install on the outer side of the bridge through a hanging basket, so that the safety risk in the construction process is reduced.

Referring to fig. 1, the first moving assembly includes a first rodless electric cylinder 51 and a hydraulic cylinder 52, the first rodless electric cylinder 51 is mounted on the lower plate surface of the supporting rod 31 along the length direction of the supporting rod 31, the first rodless electric cylinder 51 is mounted on the lower surfaces of the two supporting rods 31, the hydraulic cylinder 52 is mounted on the sliding table of the first rodless electric cylinder 51, the piston rod of the hydraulic cylinder 52 extends vertically downward, and the first electric clamping jaw 4 is fixedly mounted at the end of the piston rod of the hydraulic cylinder 52.

Referring to fig. 1, the first placing frame includes a plurality of first placing rods 61 and a first locating part 62, a plurality of first placing rods 61 are horizontally installed on the installing frame of the machine frame 3, a plurality of first through holes in the first placing rods 61 and the inner die 1 are in one-to-one correspondence, the plurality of first placing rods 61 extend towards the guardrail, and the inner die 1 is arranged on the plurality of first placing rods 61 in a penetrating manner through the through holes. The first limiting parts 62 are installed on the machine frame 3, and the first limiting parts 62 are used for stopping and limiting the internal mold 1 penetrating the first placing rods 61, so that the internal mold 1 is prevented from being separated from the first placing rods 61.

When installing centre form 1, first no pole electric cylinder 51 drive first electronic clamping jaw 4 removes along bracing piece 31, and pneumatic cylinder 52 drive first electronic clamping jaw 4 is close to many first centre forms 1 on placing pole 61, and first electronic clamping jaw 4 carries out the centre gripping to lug 11 on the centre form 1, and rethread first no pole electric cylinder 51 drive centre form 1 removes along bracing piece 31 towards the guardrail, installs centre form 1 through pneumatic cylinder 52 and first no pole electric cylinder 51 and targets in place. When the internal mold 1 is demolded, the first electric clamping jaw 4 is driven by the hydraulic cylinder 52 and the first rodless electric cylinder 51 to clamp the lifting lug 11 on the internal mold 1, and the internal mold 1 is driven to move to a plurality of first placing rods 61 for storage.

Referring to fig. 1 and 3, first locating part 62 is including adjusting the pole 621, sleeve 622 and butt joint board 623, it is the L shape body of rod to adjust pole 621, it all has the installation in the both sides of frame 3 to adjust pole 621, and two clearance of adjusting between the pole 621 are greater than centre form 1's length, a plurality of regulation holes 624 have vertically been seted up along the length direction who adjusts pole 621 on adjusting pole 621, sleeve 622 cover is established on adjusting pole 621, and wear to be equipped with bolt 625 on the sleeve 622, sleeve 622 is along adjusting pole 621 and remove and fix through bolt 625. The contact plate 623 is rotatably mounted on the sleeve 622, a spring 626 is mounted between the contact plate 623 and the sleeve 622, and one end of the spring 626 is fixedly connected to the contact plate 623 and the other end is fixedly connected to the sleeve 622. When the spring 626 is in a natural state, the angle between the abutting plate 623 and the adjusting rod 621 is an acute angle, and the gap between the ends of the two abutting plates 623 is smaller than the length of the inner die 1. An electromagnet 627 is embedded on the surface of the abutting plate 623 facing the adjusting rod 621, and the adjusting rod 621 is made of magnetic conductive metal.

When the taken-down inner mold 1 is moved to a plurality of first placing rods 61 for storage, the first rodless electric cylinder 51 drives the inner mold 1 to move away from the guardrail, the inner mold 1 abuts against the abutting plate 623 in the moving process and drives the abutting plate 623 to rotate towards the adjusting rod 621, and at the moment, the spring 626 compresses; after the inner mold 1 moves past the abutting plate 623, the abutting plate 623 deviates from the adjusting rod 621 and rotates under the action of the spring 626, at this time, when the inner mold 1 has a tendency of being separated from the first placing rod 61, the inner mold 1 is abutted to the tail end of the abutting plate 623, and the abutting plate 623 blocks and limits the inner mold 1. When taking off centre form 1 from a plurality of first poles 61 of placing, start electromagnet 627, electromagnet 627 and adjust the pole 621 between produce an suction, the electromagnet drives butt joint board 623 and rotates towards adjusting the pole 621, can take off centre form 1 smoothly this moment.

Referring to fig. 1, the second placing frame includes a plurality of second placing rods 91 and a second limiting member 92, the plurality of second placing rods 91 are horizontally and fixedly mounted on a mounting frame of the rack 3, the plurality of second placing rods 91 are located above the supporting rod 31 and extend towards the guardrail, the outer mold 2 is clamped on the second electric clamping jaw 7 and is turned upside down above the supporting rod 31 through the second moving assembly, and the plurality of second placing rods 91 correspond to the plurality of through holes in the outer mold 2 one to one. The second limiting member 92 is installed on the frame 3 and is used for limiting the blocking of the outer molds 2 penetrating through the second placing rods 91.

Referring to fig. 1, the second limiting members 92 include a connecting rod 921, a fastening rod 922 and a third driving motor 923, two second limiting members are mounted on the rack 3, and the two second limiting members 92 are respectively located on two sides of the plurality of second placing rods 91. Connecting rod 921 is the L shape body of rod, and the one end fixed connection of connecting rod 921 is on the installing frame of frame 3, the other end level extends towards the guardrail, and the interval between two connecting rods 921 is greater than the length of external mold 2. Third driving motor 923 fixed mounting is at the end of connecting rod 921, and the vertical rotation of the output shaft of third driving motor 923 passes the connecting rod 921, supports tight pole 922 for L shape pole, supports the one end of tight pole 922 and the output shaft fixed connection of third driving motor 923. A ball head is processed at one end of the tightening rod 922 far away from the third driving motor 923.

The outer die 2 outside the guardrail is clamped by the second electric clamping jaw 7, the outer die 2 is overturned by 180 degrees through the second moving assembly, and the second moving assembly drives the outer die 2 to move, so that the outer die 2 is inversely arranged on the second placing rods 91 in a penetrating mode, and the outer die 2 is convenient to store. The plurality of external molds 2 penetrate through the plurality of second placing rods 91, when the rack 3 moves, the plurality of external molds 2 are vibrated to risk being separated from the plurality of second placing rods 91, at the moment, the third driving motor 923 drives the abutting rod 922 to rotate, and the tail end of the abutting rod 922 rotates to be abutted against the external mold 2 at the outermost side, so that the external molds 2 are blocked and limited; when the outer die 2 needs to be removed, the abutting rod 922 is driven to rotate until the tail end of the abutting rod 922 is located on the same straight line with the connecting rod 921, and the outer die 2 is removed. The tightening rod 922 is L-shaped, and the tightening rod 922 can block the outer die 2 on the second placing rods 91 within a larger range for limitation.

Referring to fig. 1 and 4, the second moving assembly includes a turning rod 81, a second rodless electric cylinder 82, a horizontal moving assembly 83, and a turning assembly 84, the second rodless electric cylinder 82 is fixedly mounted on the upper surface of the supporting rod 31 along the length direction of the supporting rod 31, the second rodless electric cylinder 82 is mounted on both the supporting rods 31, and the sliding tables of the two second rodless electric cylinders 82 are opposite to each other. The overturning assembly 84 is installed between the sliding tables of the two second rodless electric cylinders 82, the horizontal moving assembly 83 is installed on the overturning assembly 84, the overturning rod 81 is an L-shaped rod body, one end of the overturning rod 81 is connected with the horizontal moving assembly 83, and the other end of the overturning rod 81 is fixedly connected with the second electric clamping jaw 7. The horizontal moving assembly 83 is used for driving the turnover rod 81 to move between the sliding tables of the two second rodless electric cylinders 82 until the second electric clamping jaws 7 move to be opposite to the lifting lugs 11 on the outer die 2, and the turnover assembly 84 is used for driving the turnover rod 81 to rotate.

Referring to fig. 4, the overturning assembly 84 includes a fixing plate 841, a mounting rod 842 and a first driving motor 843, the fixing plate 841 is mounted on the sliding table of the two second rodless electric cylinders 82, the two fixing plates 841 are opposite, the mounting rod 842 is rotatably mounted between the two fixing plates 841, and the length direction of the mounting rod 842 is perpendicular to the length direction of the supporting rod 31. The first driving motor 843 is mounted on one of the fixing plates 841, and an output shaft of the first driving motor 843 passes through the fixing plate 841 and is fixedly connected with the mounting rod 842 coaxially. The horizontal movement assembly 83 is mounted on a mounting bar 842.

Referring to fig. 4, the horizontal moving assembly 83 includes a sliding block 831, a lead screw 832 and a second driving motor 833, a sliding groove is formed in the mounting rod 842 along the length direction of the mounting rod 842, the lead screw 832 is rotatably mounted on the mounting rod 842 and located in the sliding groove, the lead screw 832 is a bidirectional lead screw 832, two sliding blocks 831 are slidably mounted in the sliding groove, and the two sliding blocks 831 are respectively threadedly sleeved at two ends of the lead screw 832. The number of the turning rods 81 is two, and the two turning rods 81 are respectively fixedly connected with the two sliding blocks 831. The second driving motor 833 is installed on the installation rod 842 and located at one end of the chute, and an output shaft of the second driving motor 833 is fixedly connected with the lead screw 832 in a coaxial manner.

When the outer die 2 on the outer side of the guardrail is demolded, a second driving motor 833 is started, the second driving motor 833 drives a lead screw 832 to rotate, and then two turning rods 81 are driven to approach or depart from each other, and when a second electric clamping jaw 7 at the tail ends of the two turning rods 81 and two lifting lugs 11 on the outer die 2 are opposite, the second electric clamping jaw 7 clamps the outer die 2; and starting the first driving motor 843, driving the mounting rod 842 to rotate by the first driving motor 843, further driving the turning rod 81 to rotate, rotating the turning rod 81 by 180 degrees, driving the outer die 2 to move to penetrate through the plurality of second placing rods 91 by the second rodless electric cylinder 82 after the outer die 2 rotates to stand upside down above the supporting rod 31, and finishing the demoulding of the outer die 2. When the outer die 2 is installed, the above-mentioned flow is reversed, the outer die 2 is taken off from the plurality of second placing rods 91 and conveyed to the end of the support rod 31, and the outer die 2 is turned over to the outside of the guardrail for installation.

The implementation principle of the bridge cast-in-place concrete guardrail construction device provided by the embodiment of the application is as follows: when the inner mold 1 and the outer mold 2 are installed, a plurality of inner molds 1 penetrate through a plurality of first placing rods 61, a plurality of outer molds 2 penetrate through a plurality of second placing rods 91, the hydraulic cylinder 52 drives the first electric clamping jaw 4 to be close to the lifting lug 11 on the inner mold 1, the first electric clamping jaw 4 clamps the inner mold 1, the first rodless electric cylinder 51 drives the first electric clamping jaw 4 to move to a guardrail position, and the inner mold 1 is placed in place; the second driving motor 833 drives the two turning rods 81 to approach or separate from each other, so that the second electric clamping jaws 7 on the turning rods 81 are opposite to the lifting lugs 11 on the outer die 2, the outer die 2 is clamped by the second electric clamping jaws 7, the second rodless electric cylinder 82 drives the outer die 2 to move towards the guardrail, and the first driving motor 843 drives the outer die 2 to turn to the outer side of the guardrail; penetrating a split bolt 12 into the through hole of the inner die 1 and penetrating out of the through hole of the outer die 2, enabling the split bolt 12 to penetrate through a nut 21 on the outer die 2, and sleeving a nut at one end, located on the inner die 1, of the split bolt 12 to finish the installation of the inner die 1 and the outer die 2;

when the inner mold 1 and the outer mold 2 are demolded, the split bolts 12 are taken down, the process is operated in a reverse direction, the outer mold 2 is taken down and turned over for 180 degrees, and then the outer mold is conveyed to the second placing rods 91 for storage; the inner mold 1 is removed and moved to a plurality of first placing rods 61 for storage.

Finally, it should be noted that: in the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a bridge cast in situ concrete guardrail construction equipment which characterized in that: the device comprises an internal mold (1), an external mold (2) and a rack (3) arranged on a bridge floor, wherein the rack (3) is provided with a first taking and placing mechanism for placing and taking down the internal mold (1) on the inner side of a guardrail and a second taking and placing mechanism for placing and taking down the external mold (2) on the outer side of the guardrail;

lifting lugs (11) are arranged at the tops of the inner die (1) and the outer die (2);

a support rod (31) is horizontally arranged on the rack (3), the support rod (31) extends towards the guardrail, and a roller (32) is arranged at the bottom of the rack (3);

the first picking and placing mechanism comprises a first electric clamping jaw (4), a first moving assembly and a first placing frame, the first moving assembly is arranged on a supporting rod (31), the first moving assembly is used for driving the first electric clamping jaw (4) to move along the supporting rod (31) and driving the first electric clamping jaw (4) to be close to or far away from the inner die (1), the first placing frame is arranged on the rack (3) and located below the supporting rod (31), and the first placing frame is used for storing the inner die (1);

the second pick-and-place mechanism comprises a second electric clamping jaw (7), a second moving assembly and a second placing rack, the second moving assembly is arranged on a supporting rod (31), the second moving assembly is used for driving the second clamping jaw to move along the supporting rod (31) and driving the second electric clamping jaw (7) to overturn, the second placing rack is arranged on the rack (3) and located above the supporting rod (31), and the second placing rack is used for storing the outer die (2).

2. The construction device of the cast-in-place concrete guardrail for the bridge as claimed in claim 1, wherein: a plurality of through holes are oppositely formed in the inner die (1) and the outer die (2), split bolts (12) penetrate through the through holes between the inner die (1) and the outer die (2), and nuts (21) are fixed on the outer die (2) and located in the through holes.

3. The construction device of the cast-in-place concrete guardrail of the bridge as claimed in claim 1, wherein: the first movable assembly comprises a first rodless electric cylinder (51) and a hydraulic cylinder (52), the first rodless electric cylinder (51) is arranged on the lower surface of the supporting rod (31), the hydraulic cylinder (52) is arranged on a sliding table of the first rodless electric cylinder (51), a piston rod of the hydraulic cylinder (52) vertically extends downwards, and the first electric clamping jaw (4) is arranged at the tail end of the piston rod of the hydraulic cylinder (52).

4. The construction device of the cast-in-place concrete guardrail of the bridge as claimed in claim 2, wherein: first rack includes many first poles (61) and first locating part (62) of placing, the below level that just is located bracing piece (31) on frame (3) is provided with many first poles (61) of placing, many first pole (61) of placing is just right mutually with a plurality of through-holes on centre form (1), first locating part (62) are used for blockking spacing to wearing centre form (1) of establishing on many first poles (61) of placing.

5. The construction device of the cast-in-place concrete guardrail of the bridge as claimed in claim 4, wherein: first locating part (62) are including adjusting pole (621), sleeve (622) and butt joint board (623), it all has the setting to lie in many first both sides of placing pole (61) on frame (3) to adjust pole (621), adjust and seted up a plurality of regulation holes (624) on pole (621), sleeve (622) cover is established on adjusting pole (621), wear to be equipped with bolt (625) on sleeve (622), butt joint board (623) rotate and set up on sleeve (622), be provided with spring (626) between butt joint board (623) and sleeve (622), butt joint board (623) are inlayed towards one side of adjusting pole (621) and are equipped with electro-magnet (627).

6. The construction device of the cast-in-place concrete guardrail for the bridge as claimed in claim 2, wherein: the second rack includes that many second that the level set up place pole (91) and second locating part (92), many pole (91) setting is placed in the second and is located the top of bracing piece (31) in frame (3), many a plurality of through-holes on pole (91) and external mold (2) are just right to the second is placed to the second, second locating part (92) lie in many second on frame (3) and place the both sides of pole (91) and all have the setting, second locating part (92) are used for stopping spacingly to wearing external mold (2) of establishing on many second place pole (91).

7. The construction device of the cast-in-place concrete guardrail of the bridge as claimed in claim 1, wherein: the second removes the subassembly and includes upset pole (81), the no pole electric cylinder of second (82), horizontal migration subassembly (83) and upset subassembly (84), the no pole electric cylinder of second (82) sets up the upper surface at bracing piece (31), upset pole (81) are the L shape body of rod, second electric clamping jaw (7) set up the end at upset pole (81), upset subassembly (84) set up on the slip table of the no pole electric cylinder of second (82) and are used for driving upset pole (81) and rotate, horizontal migration subassembly (83) set up on upset subassembly (84), horizontal migration subassembly (83) are connected with upset pole (81) and are used for driving second electric clamping jaw (7) and remove.

8. The construction device of the cast-in-place concrete guardrail of the bridge as claimed in claim 7, wherein: upset subassembly (84) include fixed plate (841), installation pole (842) and first driving motor (843), fixed plate (841) sets up on the slip table of the rodless electric jar of second (82), installation pole (842) horizontal rotation sets up on fixed plate (841), installation pole (842) perpendicular to bracing piece (31), first driving motor (843) set up on fixed plate (841), just the output shaft and the installation pole (842) coaxial line of first driving motor (843) are connected, horizontal migration subassembly (83) set up on installation pole (842).

9. The construction device of the cast-in-place concrete guardrail for the bridge as claimed in claim 8, wherein: horizontal migration subassembly (83) include slider (831), lead screw (832) and second driving motor (833), the spout has been seted up on installation pole (842), lead screw (832) rotate the setting on installation pole (842) and be located the spout, slider (831) slide set up in the spout and slider (831) thread bush establish on lead screw (832), upset pole (81) are connected with slider (831), second driving motor (833) set up on installation pole (842) and are located the one end of spout, the output shaft and lead screw (832) coaxial coupling of second driving motor (833).

10. The construction device of the cast-in-place concrete guardrail for the bridge as claimed in claim 6, wherein: second locating part (92) include connecting rod (921), support tight pole (922) and third driving motor (923), connecting rod (921) just is located many seconds and places the both sides of pole (91) and all has the setting in frame (3), support tight pole (922) and be the L shape body of rod, third driving motor (923) set up on connecting rod (921), just the output shaft of third driving motor (923) is connected with the one end that supports tight pole (922).

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