CN110145337B - Informationized and intelligent two-lining trolley - Google Patents
Informationized and intelligent two-lining trolley Download PDFInfo
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- CN110145337B CN110145337B CN201910440685.4A CN201910440685A CN110145337B CN 110145337 B CN110145337 B CN 110145337B CN 201910440685 A CN201910440685 A CN 201910440685A CN 110145337 B CN110145337 B CN 110145337B
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- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 238000009826 distribution Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims description 16
- 238000000429 assembly Methods 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 4
- 239000000523 sample Substances 0.000 claims description 4
- 230000026676 system process Effects 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 21
- 238000005336 cracking Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 206010063385 Intellectualisation Diseases 0.000 abstract description 2
- 239000011440 grout Substances 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 6
- 239000002002 slurry Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses an informationized and intelligent two-lining trolley, which comprises a portal frame body, a travelling mechanism, a top mould frame body, a top mould, side moulds, a hydraulic system, a pouring distribution system and an electric control system, wherein the portal frame body is provided with a plurality of side moulds; the invention can realize the information monitoring of automatic pouring, deformation of the secondary lining template, cavity existence of the vault, concrete cracking at the position of the annular construction joint, and positioning of the trolley, report and print, and realize informatization and intellectualization in the whole process of secondary lining construction.
Description
Technical Field
The invention belongs to the technical field of tunnel secondary lining construction equipment, and particularly relates to an informationized and intelligent secondary lining trolley.
Background
The tunnel lining trolley is special nonstandard equipment which is necessary to be used in the tunnel secondary lining, so that the quality of the tunnel secondary lining directly determines the quality of the whole tunnel and the driving safety. The existing tunnel secondary lining construction generally adopts an edge-top arch steel template trolley, and due to the fact that the technology of the tunnel secondary lining construction is immature and the automation degree is low, the construction efficiency is low, the labor intensity of workers is high, a series of problems that a tunnel is dislocated, the secondary lining template is deformed, a vault is hollow, concrete at a circumferential construction joint position is cracked, the trolley is difficult to position, construction data support is lacked, the construction quality is unstable and the like are easily caused.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide an informatization and intelligent two-lining trolley, which can realize information monitoring on automatic pouring, deformation of a two-lining template, hollowness of a vault, concrete cracking at a circumferential construction joint position and trolley positioning and realize informatization and intelligence in the whole process of two-lining construction.
In order to achieve the above object, the present invention adopts the following technical scheme:
the informationized and intelligent two-lining trolley comprises a portal body, a travelling mechanism, a top mould frame body, a top mould, side moulds, a hydraulic system, a pouring distribution system and an electric control system, wherein the bottom of the portal body is provided with a lifting oil cylinder; the top die frame body is supported on the inner side surface of the top die, the left end and the right end of the top die are respectively hinged with a side die, the side dies on the two sides are respectively positioned on the left side and the right side of the door frame body, side die oil cylinders are respectively arranged on the left side and the right side of the door frame body, the side die oil cylinders are supported on the inner side surface of the side die, and the side die on the corresponding side is opened and closed through the side die oil cylinders; the outer side surfaces of the top die and the side die are respectively provided with a plurality of pressure sensors, the pressure sensors are used for detecting the extrusion pressure of concrete in the pouring process and transmitting detected information to an electric control system, and the electric control system processes the detected information of the pressure sensors and displays the processed information through a display module so as to control whether the pouring distribution system is used for grouting; a group of photoelectric switches are respectively arranged on the end face of the top die and the end faces of the side dies on two sides, the top die and the side dies are opened and supported through a lifting oil cylinder and a side die oil cylinder, signals are transmitted to an electric control system after the detection of the photoelectric switches, and the hydraulic system is controlled through the electric control system, so that the actions of the lifting oil cylinder and the side die oil cylinder are controlled again; the running mechanism is provided with a rotary encoder, the rotary encoder is electrically connected with the electric control system through a cable, and running displacement of the running mechanism is controlled through the electric control system and the rotary encoder; the front end of the portal frame body is provided with a laser sensor, the laser sensor is used for detecting the condition of a front obstacle in the walking process of the trolley and transmitting signals to the electric control system, and the electric control system displays in real time through a display module on the electric control system.
Further, the pouring distribution system is arranged in the middle of the top die frame body and comprises a supporting base, a distributor chassis, a rotary pipeline system and a branch pipe assembly; the distributor comprises a distributor base, a rotary pipeline system, a rotary supporting seat, a pipeline mechanism, a plurality of groups of branch pipe assemblies, a funnel, a locking device and a locking device, wherein the distributor base is arranged on the upper surface of the support base, the distributor base is in a circular ring shape, the rotary pipeline system is arranged at the central hole of the distributor base and comprises a rotary mechanism and a pipeline mechanism, the rotary mechanism is composed of an external tooth type slewing support, an enveloping worm and a motor, the external tooth type slewing support is arranged on the outer ring of the distributor base, the outer ring of the external tooth type slewing support is in a gear ring structure, the enveloping worm is meshed with the external ring of the external tooth type slewing support, one end of the enveloping worm is connected with the motor in a transmission mode, the pipeline mechanism comprises a straight pipe and a telescopic pipe assembly, the straight pipe assembly is assembled in the inner ring of the external tooth type slewing support, the telescopic pipe assembly is pivoted at the upper end of the straight pipe, the telescopic pipe assembly can rotate around the straight pipe by 360 degrees, the rotary supporting seat is connected with the rotary supporting seat on the upper end of the telescopic pipe assembly, a plurality of groups of branch pipe assemblies are uniformly distributed on the upper end faces of the distributor base along the circumferential direction, the upper end faces of the distributor base, the funnel assemblies are composed of branch pipe bases, the funnel rings are arranged on the upper end faces of the branch pipe bases, annular rings are arranged on the upper end faces of the branch pipe assemblies, the telescopic pipe assemblies, the annular rings are arranged on the inner ring and the telescopic pipe assembly.
Further, the telescopic pipe assembly comprises a connecting pipe, a telescopic pipe and a telescopic cylinder, the outer side wall of the lower port of the connecting pipe is sleeved with a rotary bearing, a bearing bracket is arranged on the outer side wall of the upper port of the straight pipe, the outer ring of the rotary bearing is assembled in the bearing bracket, the connecting pipe can rotate 360 degrees around the straight pipe in the horizontal plane, the telescopic pipe is composed of an outer pipe and an inner pipe sleeved in the outer pipe, two telescopic cylinders are symmetrically arranged on the outer circular surface of the right end of the inner pipe, a piston rod of each telescopic cylinder is connected to the outer circular surface of the outer pipe, the outer pipe slides on the inner pipe through the action of the telescopic cylinder, the right port of the outer pipe is in sealing connection with the upper port of the connecting pipe, and a locking device is arranged on the outer circular surface of the left end of the outer pipe.
Further, locking device includes first backup pad, second backup pad and locking screw, and first backup pad cover is established on the outer disc of outer tube, articulates in first backup pad has two locking screw of upper and lower symmetry, and the second backup pad setting is provided with two U-shaped draw-in grooves of upper and lower symmetry on the outside arc surface of funnel in the second backup pad, and two locking screw are located the draw-in groove of corresponding side respectively and realize the locking of outer tube and funnel through the nut fastening.
Further, the portal body comprises bottom beams, upright posts and cross beams, the front end and the rear end of the lower bottom surfaces of the two bottom beams which are arranged in parallel are respectively provided with a lifting oil cylinder, the lower ends of the lifting oil cylinders are connected with a travelling mechanism, a plurality of jacks are arranged between the two lifting oil cylinders on the lower bottom surfaces of the bottom beams, a plurality of parallel upright posts are longitudinally arranged at equal intervals on the upper ends of each bottom beam, and the upper ends of the corresponding upright posts on the two bottom beams are fixedly connected through the cross beams.
Further, displacement sensors are arranged on the lifting oil cylinder and the side die oil cylinder.
Further, a soft lap joint device is arranged on one end face of the top die and one end face of the side die, the soft lap joint device comprises a lap joint plate and a soft rubber strip, the lap joint plate is welded on one end face of the top die and one end face of the side die, the soft rubber strip is covered on the outer surface of the lap joint plate, and the outer surface of the soft rubber strip is flush with the outer surfaces of the top die and the side die; the other end of the outer surfaces of the top die and the side dies is provided with a plug, the top die and the side dies on two sides form a trolley template, two end parts of the plug are flush with two end parts of the trolley template, the plug is of a V-shaped structure formed by connecting a horizontal plate and an inclined plate, the horizontal plate on the plug is welded on the outer surface of the trolley template, and the notch of the plug is horizontally arranged towards the right.
Further, electrical system includes industrial computer, PLC control unit, industry router, flowmeter and temperature transmitter, and the industrial computer embeds has display module and memory module, and PLC control unit all links to each other with industry router through the net twine with the industrial computer and constitutes LAN, the flowmeter carries out data transmission with PLC control unit through RS485, and temperature transmitter is connected with temperature probe, and temperature transmitter is connected with PLC control unit input, pressure sensor, photoelectric switch, rotary encoder and laser sensor all are connected in PLC control unit.
Further, be bilateral symmetry and be provided with a plurality of pouring windows on the medial surface of top die, be provided with overvoltage protector in pouring window department, overvoltage protector includes the outer frame, the connecting rod, pneumatic spring pole, fill in the grout mouth and fill outside the grout mouth, the outer frame is the inverted U-shaped, the outer frame sets firmly on the medial surface of top die, be provided with two backup pads that are parallel from front to back on the one side inner wall of outer frame, the backup pad comprises vertical portion and horizontal part an organic whole, vertical portion fixed connection is on one side inner wall of outer frame, horizontal part fixed connection is on the upper end inside wall of outer frame, hinge joint through the middle part of round pin axle and connecting rod between two backup pads, the one end of pneumatic spring pole is connected to the other end of pneumatic spring pole between the horizontal part of two backup pads through the round pin axle, the one end of basket bolt is linked to the connecting rod lower extreme, the other end of basket bolt is connected in the grout mouth and is fought outside the grout mouth on the medial surface at outer frame top, and the grout mouth fought is provided with the through-hole outside the grout mouth fights outside the grout mouth and fill corresponding side, grout mouth can get into in the grout mouth and fill outside the grout mouth and use the shutoff mouth outside the grout mouth.
By adopting the technical scheme, the invention has the following advantages:
1. the outer side surfaces of the top die and the side die are respectively provided with a plurality of pressure sensors, so that the extrusion pressure of concrete in the pouring process can be detected, detected information is transmitted to the electric control system, and the electric control system processes the detected information of the pressure sensors and displays the processed information through the display module, so that whether the pouring distribution system is used for pouring or not is controlled;
2. a group of photoelectric switches are respectively arranged on the end face of the top die and the end faces of the side dies on two sides, the top die and the side dies are opened and supported through a lifting oil cylinder and a side die oil cylinder, signals are transmitted to an electric control system after the detection of the photoelectric switches, and the hydraulic system is controlled through the electric control system, so that the actions of the lifting oil cylinder and the side die oil cylinder are controlled again;
3. the running mechanism is provided with a rotary encoder, the rotary encoder is electrically connected with the electric control system through a cable, and running displacement of the running mechanism is controlled through the electric control system and the rotary encoder;
4. the front end of the portal frame body is provided with a laser sensor, the laser sensor is used for detecting the condition of a front obstacle in the walking process of the trolley and transmitting signals to the electric control system, and the electric control system displays in real time through a display module on the electric control system.
The invention can realize the information monitoring of automatic pouring, deformation of the secondary lining template, cavity existence of the vault, concrete cracking at the position of the annular construction joint, and positioning of the trolley, report and print, and realize informatization and intellectualization in the whole process of secondary lining construction.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic diagram of a pouring distribution system;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a cross-sectional view of C-C of FIG. 4;
FIG. 6 is a schematic view of the manifold assembly of FIG. 4;
FIG. 7 is a schematic view of a locking device;
FIG. 8 is a schematic diagram of an overvoltage protection device;
in the figure: 1. a top mold; 2. a top mold frame body; 3. a lifting oil cylinder; 4. a translation cylinder; 5. a door frame body; 6. a side mold; 7. side mold beam passing; 8. a side mold cylinder; 9. side die screw rod; 10. a ground lead screw; 11. pouring holes; 12. pouring the window; 13. an anti-tipping device; 14. a working platform; 15. a working ladder; 16. a walking mechanism; 17. a jack; 18. a pouring distribution system; 18.1, a supporting base; 18.2, dispenser chassis; 18.3, a telescopic tube assembly; 18.3.1, straight tube; 18.3.2, connecting tube; 18.3.3, inner tube; 18.3.4, telescopic cylinder; 18.3.5, outer tube; 18.3.6, a rotary support base; 18.3.7, a rotation mechanism; 18.4, a branch pipe assembly; 18.4.1, a branch pipe base; 18.4.2, funnel; 18.4.3, fasteners; 18.5.1, a first support plate; 18.5.2, a second support plate; 18.5.3, locking screw; 18.5.4, a nut; 19. an overvoltage protection device; 19.1 an outer frame; 19.2 connecting rods; 19.3 supporting plates; 19.4 pneumatic spring levers; 19.5 basket bolts; 19.6 grouting an inner hopper; 19.7 grouting an outer bucket; 20. grouting exhaust holes.
Detailed Description
The technical scheme of the invention is further described in detail below with reference to the accompanying drawings and the examples.
As shown in fig. 1 and 2, the informationized and intelligent two-lining trolley comprises a portal body 5, a travelling mechanism 16, a top mould frame body 2, a top mould 1, a side mould 6, a hydraulic system, a pouring distribution system 18 and an electric control system, wherein a lifting oil cylinder 3 is arranged at the bottom of the portal body 5, the travelling mechanism 16 is arranged at the bottom of the lifting oil cylinder, the upper end of the portal body is slidably connected with the top mould frame body 2, two translation oil cylinders 4 are arranged at the upper end of the portal body, piston rods of the two translation oil cylinders 4 are respectively correspondingly connected with the left end and the right end of the top mould frame body 2, and the top mould frame body 2 is driven to move left and right on the portal body 5 through the two translation oil cylinders 4; the top die frame body 2 is supported on the inner side surface of the top die 1, the left end and the right end of the top die 1 are respectively hinged with a side die 6, the side dies 6 on the two sides are respectively positioned on the left side and the right side of the door frame body 5, the left side and the right side on the door frame body 5 are respectively provided with a side die cylinder 8, the side die cylinders 8 are supported on the inner side surface of the side die 6, and the side dies 6 on the corresponding sides are opened and closed through the side die cylinders 8; the outer side surfaces of the top die 1 and the side die 6 are respectively provided with a plurality of pressure sensors, the pressure sensors are used for detecting the extrusion pressure of concrete in the casting process and transmitting detected information to an electric control system, and the electric control system processes the detected information of the pressure sensors and displays the processed information through a display module so as to control whether the casting distribution system performs grouting; a group of photoelectric switches are respectively arranged on the end face of the top die 1 and the end faces of the side dies 6 on two sides, the top die 1 and the side dies 6 are opened and supported through the lifting oil cylinder 3 and the side die oil cylinder 8, signals are transmitted to an electric control system after the detection of the photoelectric switches and the detection of the preset distance, the hydraulic system is controlled through the electric control system, and then the actions of the lifting oil cylinder 3 and the side die oil cylinder 8 are controlled; a rotary encoder is arranged on the travelling mechanism, the rotary encoder is electrically connected with the electric control system through a cable, and the travelling displacement of the travelling mechanism 16 is controlled through the electric control system and the rotary encoder; the front end of the portal body 5 is provided with a laser sensor, and the laser sensor is used for detecting the condition of a front obstacle in the travelling process of the trolley and transmitting signals to an electric control system, and the electric control system displays in real time through a display module on the electric control system.
As shown in fig. 3-6, the pouring distribution system 18 is arranged in the middle of the top die frame body 2, and the pouring distribution system 18 comprises a supporting base 18.1, a distributor base 18.2, a rotary pipeline system and a branch pipe assembly 18.4; the upper surface of the supporting base 18.1 is provided with a distributor chassis 18.2, the distributor chassis 18.2 is in a circular ring shape, a rotary pipeline system is arranged at the central hole of the distributor chassis 18.2 and comprises a rotary mechanism 18.3.7 and a pipeline mechanism, the rotary mechanism consists of an external tooth type slewing bearing, an enveloping worm and a motor, an outer ring of the external tooth type slewing bearing is in a gear ring structure, the enveloping worm is in meshed transmission with the outer ring of the external tooth type slewing bearing, one end part of the enveloping worm is in transmission connection with the motor, the pipeline mechanism comprises a straight pipe 18.3.1 and a telescopic pipe assembly 18.3, the straight pipe 18.3.1 is assembled in the inner ring of the external tooth type slewing bearing, the telescopic pipe assembly 18.3 is pivoted at the upper end port of the straight pipe, the telescopic pipe assembly 18.3 can rotate around the straight pipe 18.3.1 by 360 degrees, a rotary supporting seat 18.3.6 is connected on the upper end surface of the outer ring of the external tooth type slewing bearing, a plurality of groups of branch pipe assemblies 18.4 are arranged on the upper end surface of the distributor chassis 18.2 along the circumferential direction, the branch pipe assemblies 18.4 are formed by uniformly distributing a branch pipe base 18.4.1 and a plurality of groups of funnel assemblies 18.4.2, and all the groups of funnel assemblies are arranged on the upper end surfaces of the funnel assemblies.
The telescopic pipe assembly 18.3 comprises a connecting pipe 18.3.2, a telescopic pipe and a telescopic cylinder 18.3.4, wherein a bearing bracket is arranged on the outer side wall of the lower port of the connecting pipe 18.3.2 in a sleeved mode, a bearing bracket is arranged on the outer side wall of the upper port of the straight pipe 18.3.1, the outer ring of the bearing bracket is assembled in the bearing bracket, the connecting pipe 18.3.2 can rotate 360 degrees in the horizontal plane around the straight pipe 18.3.1, the telescopic pipe consists of an outer pipe 18.3.5 and an inner pipe 18.3.3 sleeved in the outer pipe, two telescopic cylinders 18.3.4 are symmetrically arranged on the outer circular surface of the right end of the inner pipe 18.3.3, a piston rod of the telescopic cylinder 18.3.4 is connected to the outer circular surface of the outer pipe 18.3.5, the outer pipe slides on the inner pipe through the action of the telescopic cylinder 18.3.4, the right port of the outer pipe 18.3.5 is in sealed connection with the upper port of the connecting pipe 18.3.2, and a locking device is arranged on the outer circular surface of the left end of the outer pipe 18.3.5.
As shown in fig. 7, the locking device includes a first support plate 18.5.1, a second support plate 18.5.2 and a locking screw 18.5.3, the first support plate 18.5.1 is sleeved on the outer circular surface of the outer tube 18.3.5, two locking screws 18.5.3 which are vertically symmetrical are hinged on the first support plate 18.5.1, the second support plate 18.5.2 is arranged on the outer circular surface of the funnel 18.4.2, two U-shaped clamping grooves which are vertically symmetrical are arranged on the second support plate 18.5.2, and the two locking screws 18.5.3 are respectively positioned in the clamping grooves on the corresponding sides and realize the locking of the outer tube and the funnel through the fastening of nuts.
In the present invention, the pouring distribution system 18 is grouting through a pouring window on a top mold or a side mold after being connected with a pump truck, and the pouring distribution system can realize automatic operation, and the working principle is as follows:
the motor drives the enveloping worm, the enveloping worm is meshed with the outer ring of the external tooth type slewing bearing to drive the rotary supporting seat to rotate through the rotation of the outer ring of the external tooth type slewing bearing, the rotary supporting seat drives the telescopic pipe assembly to rotate, the telescopic pipe and the connecting pipe rotate 360 degrees around the straight pipe because the lower end of the connecting pipe is pivoted with the upper end of the straight pipe, after the telescopic pipe rotates to a position corresponding to a funnel in one of the branch pipe assemblies, the outer pipe stretches into the funnel through the action of the telescopic cylinder, and after the outer pipe is in place, the locking screw is overturned and clamped into a U-shaped clamping groove on the second supporting plate, and then is locked through a nut; and then, the lower port of the straight pipe is externally connected with a pouring pipeline for grouting, after pouring is completed, the nut is loosened, the locking screw is turned over, then, the outer pipe is driven to retract into the funnel through retraction of the telescopic oil cylinder, and then, the outer pipe is rotated to a funnel position needing pouring in addition, and then, the operation is carried out.
In addition, in order to facilitate cleaning the interior of the pipeline, the pouring distribution system is also provided with a cleaning mechanism, in particular, in a plurality of groups of branch pipe components on the upper end face of the distributor chassis, one group of branch pipe components is connected with the cleaning mechanism, the cleaning mechanism comprises a high-pressure cleaning pipe with a valve thereon, and the high-pressure cleaning pipe is tightly connected with a discharge port of a funnel on one group of branch pipe components
The motor in the pouring distribution system can be preferably a servo motor and is controlled by an electric control system.
In the invention, a portal frame body 5 comprises bottom beams, upright posts and cross beams, wherein the front end and the rear end of the lower bottom surfaces of the two bottom beams which are arranged in parallel are respectively provided with a lifting cylinder, the lower ends of the lifting cylinders are connected with a travelling mechanism, a plurality of jacks 17 are arranged between the two lifting cylinders on the lower bottom surfaces of the bottom beams, a plurality of parallel upright posts are longitudinally arranged at equal intervals on the upper ends of each bottom beam, the upper ends of the corresponding upright posts on the two bottom beams are fixedly connected through the cross beams, and the adjacent cross beams are connected through longitudinal beams.
Because the side die 6 is formed by connecting a plurality of plates through bolts, in order to ensure that the side dies on two sides are kept flat, side die through beams 7 are respectively arranged on the side dies on two sides, the side die through beams 7 connect a plurality of plates forming the side dies on each side into a whole and are supported through side die lead screws 9, one section of each side die lead screw 9 is supported on the side die through beam 7, and the other end of each side die lead screw 9 is supported on the portal body 5.
In addition, after the side mold 6 is opened, in order to ensure stability of the side mold 6 during pouring, a ground lead screw 10 is provided at the lower end of the side mold, one end of the ground lead screw 10 is supported at the lower end of the side mold, and the other end is supported on the ground.
Because the top die frame body 2 needs to translate left and right on the door frame body 5 to adjust the position of the trolley template, in order to prevent the top die frame body 2 from sliding back and forth in the process of translating left and right on the door frame body 5, an anti-tipping device 13 is arranged on the door frame body, the anti-tipping device 13 comprises a support beam and wheels, the four corners of the lower end surface of the top die frame body are respectively provided with a support column, the translation oil cylinders are provided with a front group and a rear group, each group of translation oil cylinders comprises two oil cylinders which are symmetrically arranged left and right, the piston rods of the two groups of translation oil cylinders are respectively correspondingly connected to the support columns on the front side and the rear side, and the cylinder body of the translation oil cylinders is fixedly arranged on a cross beam on the door frame body; the wheels are arranged at the lower ends of the four support columns, the front side wheels and the rear side wheels correspondingly lean against the inner side faces of the cross beams at the forefront end and the rearmost end on the portal body, and the wheels can walk on the inner side faces of the cross beams when the top die frame body translates on the portal body through limiting of the wheels, so that on the other hand, the front and rear sliding of the top die frame body is limited.
The top of the top die 1 is provided with a pouring hole 11, the inner side surface of the top die 1 is provided with a plurality of pouring windows 12 in a bilateral symmetry manner, the pouring windows 12 are provided with an overpressure protection device 19, as shown in fig. 8, the overpressure protection device 19 comprises an outer frame 19.1, a connecting rod 19.2, a pneumatic spring rod 19.4, a grouting port inner bucket 19.6 and a grouting port outer bucket 19.7, the outer frame 19.1 is in an inverted U shape, the outer frame 19.1 is fixedly arranged on the inner side surface of the top die 1, two supporting plates 19.3 which are parallel to each other in the front and back manner are arranged on the inner wall of one side of the outer frame 19.1, the supporting plates 19.3 are integrally formed by a vertical part and a horizontal part, the vertical part is fixedly connected on the inner wall of one side of the outer frame 19.1, the horizontal part is fixedly connected on the inner side wall of the upper end of the outer frame, one end of the two supporting plates 19.3 is hinged with the middle part of the connecting rod 19.2 through a pin shaft, the other end of the connecting rod 19.2 is connected with one end of the pneumatic spring rod 19.4, the other end of the pneumatic spring rod 19.4 is connected with the inner side of the inner bucket 19.3 through the pin shaft, the two supporting plates are connected with the horizontal part of the connecting rod 19.5, the inner bucket 19.6 is connected with the grouting port inner basket 19.6, and the inner side of the inner basket 19.6 is connected with the grouting port of the inner basket 19.6 is arranged at the side of the inner side of the inner basket 19.6, and the inner port of the basket is corresponding grouting port of the inner basket is filled with the inner port of the inner basket 19.
In a normal grouting stage, the outer bucket 19.7 of the grouting port is connected with a pouring distribution system through a pouring pipeline, one end of the inner bucket 19.6 of the grouting port is positioned in a through hole of the outer bucket of the grouting port, but an inlet of the outer bucket of the grouting port is not plugged, and the through hole of the outer bucket of the grouting port is sealed by the inner bucket of the grouting port, so that slurry is poured through the inlet of the outer bucket of the grouting port; when the pressure is too large, the pumping is stopped, the compression of the pneumatic spring is adopted, the connecting rod drives the basket bolt to pull out the inner bucket of the grouting port from the outer bucket of the grouting port, the inner bucket of the grouting port is separated from the outer bucket of the grouting port by a certain distance, and then slurry can leak out from a gap between the inner bucket of the grouting port and the outer bucket of the grouting port, so that pressure reduction is realized.
In addition, in order to facilitate the operation of constructors, a plurality of working platforms 14 are arranged on the inner side surface of the side mold 6 from top to bottom, and the adjacent working platforms 14 are connected through a working ladder 15.
The top mold 1 is provided with a grouting vent hole 20.
The lifting oil cylinder 3 and the side die oil cylinder 8 are respectively provided with a displacement sensor, the displacement sensors are connected with the electric control system point, and the lifting height of the top die and the opening and closing distance of the side die can be accurately detected through the displacement sensors.
The electric control system comprises an industrial control integrated machine, a PLC control unit, an industrial router, a flowmeter and a temperature transmitter, wherein a display module and a storage module are arranged in the industrial control integrated machine, the PLC control unit and the industrial control integrated machine are connected with each other through a network cable to form a local area network, the flowmeter is in data transmission with the PLC control unit through RS485, the temperature transmitter is connected with a temperature probe, the temperature transmitter is connected with the input end of the PLC control unit, and the pressure sensor, the photoelectric switch, the rotary encoder and the laser sensor are all electrically connected with the PLC control unit.
The flowmeter is arranged on the pouring pipeline and used for obtaining the flow velocity of slurry in the current pipeline, and the temperature probe is used for being attached to the pouring pipeline or the side wall of the straight pipe or the funnel and used for sensing the temperature of the slurry.
In the electric control system, the industrial control integrated machine adopts a touch screen, and the PLC control unit is used for receiving and processing information acquired by a pressure sensor, a photoelectric switch, a rotary encoder, a laser sensor, a flowmeter, a temperature transmitter and the like, and transmitting the data to the industrial control integrated machine after the information is processed, wherein the industrial control integrated machine is used for displaying and interface processing.
In addition, in practical application, a user can access a local area network in the electric control system through a mobile terminal such as a mobile phone for checking information of the trolley, and meanwhile, the PLC control unit can be connected with an external network to upload the information to the server.
In the process of secondary lining, the traditional trolley often forms an uneven condition at the construction joint of the tunnel, and after the whole construction is finished, the construction joint is treated, generally, the raised part is shoveled off, so that the large labor amount is caused, and the construction progress and the construction efficiency are greatly affected; the triangular notch is reserved at the construction joint, so that the flatness of the adjacent lining sections of the tunnel wall is ensured, and the concrete structure is designed as follows:
a soft lap joint device is arranged on one end face of the top die and one end face of the side die, the soft lap joint device comprises a lap joint plate and a soft rubber strip, the lap joint plate is welded on one end face of the top die and one end face of the side die, the soft rubber strip is covered on the outer surface of the lap joint plate, and the outer surface of the soft rubber strip is flush with the outer surfaces of the top die and the side die; the other end of the outer surfaces of the top die and the side dies is provided with a plug, the top die and the side dies on two sides form a trolley template, two end parts of the plug are flush with two end parts of the trolley template, the plug is of a V-shaped structure formed by connecting a horizontal plate and an inclined plate, the horizontal plate on the plug is welded on the outer surface of the trolley template, and the notch of the plug is horizontally arranged towards the right.
When in construction, the top mould and the side mould of the trolley template are lifted and opened, the plug on the trolley template is abutted against the hole wall, then pouring is carried out, after the first pouring is finished, the right triangle notch is formed at the lining end part due to the arrangement of the plug, then the trolley template is collected, the next pouring is carried out after the trolley is advanced, before pouring, the trolley template is opened, the soft lap joint device is close to the edge of the lining along with the opening of the trolley template, the soft rubber belt of the soft lap joint device is attached to the edge of the lining, the effect of protecting the lining is achieved, then the rubber belt which is in the shape of an equilateral triangle is placed in the right triangle notch, then pouring is carried out again, meanwhile, the plug forms the right triangle notch again at the other end, then the trolley template is retracted, the rubber belt which is in the shape of an equilateral triangle is taken down, the joint of two adjacent lining sections forms the equilateral triangle notch, then the next pouring is carried out, the process is repeated, and thus the whole lining of the tunnel is finished, and the problems of cracking, falling and the construction joint and the like of the tunnel are effectively solved through reserving the equilateral triangle notch are removed.
It should be noted that the top mold and the side mold are hinged, and therefore, the soft overlap and the plug are required to be broken during the process of being opened along with the side mold.
Claims (9)
1. The utility model provides an informatization, intelligent two lining platform trucks, includes portal body, running gear, top die carrier body, top die, side forms, hydraulic system, pouring distribution system and electrical system, its characterized in that: the bottom of the portal frame body is provided with a lifting oil cylinder, the bottom of the lifting oil cylinder is provided with a travelling mechanism, the upper end of the portal frame body is connected with a top mould frame body in a sliding manner, the upper end of the portal frame body is provided with two translation oil cylinders, piston rods of the two translation oil cylinders are respectively connected with the left end and the right end of the top mould frame body in a corresponding manner, and the two translation oil cylinders drive the top mould frame body to move left and right on the portal frame body; the top die frame body is supported on the inner side surface of the top die, the left end and the right end of the top die are respectively hinged with a side die, the side dies on the two sides are respectively positioned on the left side and the right side of the door frame body, side die oil cylinders are respectively arranged on the left side and the right side of the door frame body, the side die oil cylinders are supported on the inner side surface of the side die, and the side die on the corresponding side is opened and closed through the side die oil cylinders; the outer side surfaces of the top die and the side die are respectively provided with a plurality of pressure sensors, the pressure sensors are used for detecting the extrusion pressure of concrete in the pouring process and transmitting detected information to an electric control system, and the electric control system processes the detected information of the pressure sensors and displays the processed information through a display module so as to control whether the pouring distribution system is used for grouting; a group of photoelectric switches are respectively arranged on the end face of the top die and the end faces of the side dies on two sides, the top die and the side dies are opened and supported through a lifting oil cylinder and a side die oil cylinder, signals are transmitted to an electric control system after the detection of the photoelectric switches, and the hydraulic system is controlled through the electric control system, so that the actions of the lifting oil cylinder and the side die oil cylinder are controlled again; the running mechanism is provided with a rotary encoder, the rotary encoder is electrically connected with the electric control system through a cable, and running displacement of the running mechanism is controlled through the electric control system and the rotary encoder; the front end of the portal frame body is provided with a laser sensor, the laser sensor is used for detecting the condition of a front obstacle in the walking process of the trolley and transmitting signals to the electric control system, and the electric control system displays in real time through a display module on the electric control system.
2. The informationized and intelligent two-lining trolley according to claim 1, characterized in that: the pouring distribution system is arranged in the middle of the top die frame body and comprises a supporting base, a distributor chassis, a rotary pipeline system and a branch pipe assembly; the distributor comprises a distributor base, a rotary pipeline system, a rotary supporting seat, a pipeline mechanism, a plurality of groups of branch pipe assemblies, a funnel, a locking device and a locking device, wherein the distributor base is arranged on the upper surface of the support base, the distributor base is in a circular ring shape, the rotary pipeline system is arranged at the central hole of the distributor base and comprises a rotary mechanism and a pipeline mechanism, the rotary mechanism is composed of an external tooth type slewing support, an enveloping worm and a motor, the external tooth type slewing support is arranged on the outer ring of the distributor base, the outer ring of the external tooth type slewing support is in a gear ring structure, the enveloping worm is meshed with the external ring of the external tooth type slewing support, one end of the enveloping worm is connected with the motor in a transmission mode, the pipeline mechanism comprises a straight pipe and a telescopic pipe assembly, the straight pipe assembly is assembled in the inner ring of the external tooth type slewing support, the telescopic pipe assembly is pivoted at the upper end of the straight pipe, the telescopic pipe assembly can rotate around the straight pipe by 360 degrees, the rotary supporting seat is connected with the rotary supporting seat on the upper end of the telescopic pipe assembly, a plurality of groups of branch pipe assemblies are uniformly distributed on the upper end faces of the distributor base along the circumferential direction, the upper end faces of the distributor base, the funnel assemblies are composed of branch pipe bases, the funnel rings are arranged on the upper end faces of the branch pipe bases, annular rings are arranged on the upper end faces of the branch pipe assemblies, the telescopic pipe assemblies, the annular rings are arranged on the inner ring and the telescopic pipe assembly.
3. The informationized and intelligent two-lining trolley according to claim 2, characterized in that: the telescopic pipe assembly comprises a connecting pipe, a telescopic pipe and a telescopic cylinder, wherein the outer side wall of the lower port of the connecting pipe is sleeved with a rotary bearing, a bearing bracket is arranged on the outer side wall of the upper port of the straight pipe, the outer ring of the rotary bearing is assembled in the bearing bracket, the connecting pipe can rotate 360 degrees around the straight pipe in the horizontal plane, the telescopic pipe consists of an outer pipe and an inner pipe sleeved in the outer pipe, two telescopic cylinders are symmetrically arranged on the outer circular surface of the right end of the inner pipe, a piston rod of each telescopic cylinder is connected on the outer circular surface of the outer pipe, the outer pipe slides on the inner pipe through the action of the telescopic cylinder, the right port of the outer pipe is in sealing connection with the upper port of the connecting pipe, and a locking device is arranged on the outer circular surface of the left end of the outer pipe.
4. An informationized and intelligent two-lining trolley according to claim 3, characterized in that: the locking device comprises a first supporting plate, a second supporting plate and locking screws, wherein the first supporting plate is sleeved on the outer circular surface of the outer tube, two locking screws which are vertically symmetrical are hinged to the first supporting plate, the second supporting plate is arranged on the outer circular surface of the funnel, two U-shaped clamping grooves which are vertically symmetrical are formed in the second supporting plate, and the two locking screws are respectively located in the clamping grooves on the corresponding sides and are used for locking the outer tube and the funnel through nut fastening.
5. The informationized and intelligent two-lining trolley according to claim 1, characterized in that: the portal body comprises bottom beams, upright posts and cross beams, lifting oil cylinders are respectively arranged at the front end and the rear end of the lower bottom surfaces of the two bottom beams which are arranged in parallel, the lower ends of the lifting oil cylinders are connected with a travelling mechanism, a plurality of jacks are arranged between the two lifting oil cylinders on the lower bottom surfaces of the bottom beams, a plurality of parallel upright posts are longitudinally arranged at equal intervals at the upper end of each bottom beam, and the upper ends of the corresponding upright posts on the two bottom beams are fixedly connected through the cross beams.
6. The informationized and intelligent two-lining trolley according to claim 1, characterized in that: and displacement sensors are arranged on the lifting oil cylinder and the side die oil cylinder.
7. The informationized and intelligent two-lining trolley according to claim 1, characterized in that: a soft lap joint device is arranged on one end face of the top die and one end face of the side die, the soft lap joint device comprises a lap joint plate and a soft rubber strip, the lap joint plate is welded on one end face of the top die and one end face of the side die, the soft rubber strip is covered on the outer surface of the lap joint plate, and the outer surface of the soft rubber strip is flush with the outer surfaces of the top die and the side die; the other end of the outer surfaces of the top die and the side dies is provided with a plug, the top die and the side dies on two sides form a trolley template, two end parts of the plug are flush with two end parts of the trolley template, the plug is of a V-shaped structure formed by connecting a horizontal plate and an inclined plate, the horizontal plate on the plug is welded on the outer surface of the trolley template, and the notch of the plug is horizontally arranged towards the right.
8. The informationized and intelligent two-lining trolley according to claim 1, characterized in that: the electric control system comprises an industrial control integrated machine, a PLC control unit, an industrial router, a flowmeter and a temperature transmitter, wherein a display module and a storage module are arranged in the industrial control integrated machine, the PLC control unit and the industrial control integrated machine are connected with each other through a network cable to form a local area network, the flowmeter is in data transmission with the PLC control unit through an RS485, the temperature transmitter is connected with a temperature probe, the temperature transmitter is connected with the input end of the PLC control unit, and the pressure sensor, the photoelectric switch, the rotary encoder and the laser sensor are all electrically connected with the PLC control unit.
9. The informationized and intelligent two-lining trolley according to claim 1, characterized in that: the inner side face of the top die is provided with a plurality of pouring windows in a bilateral symmetry manner, the pouring windows are provided with an overpressure protection device, the overpressure protection device comprises an outer frame, a connecting rod, a pneumatic spring rod, a grouting port inner bucket and a grouting port outer bucket, the outer frame is in an inverted U shape, the outer frame is fixedly arranged on the inner side face of the top die, two support plates which are parallel front and back are arranged on one side inner wall of the outer frame, the support plates are integrally formed by a vertical part and a horizontal part, the vertical part is fixedly connected to one side inner wall of the outer frame, the horizontal part is fixedly connected to the inner side wall of the upper end of the outer frame, the middle part of the two support plates is hinged with the middle part of the connecting rod through a pin shaft, one end of the pneumatic spring rod is connected to the upper end of the connecting rod, the other end of the pneumatic spring rod is connected between the horizontal parts of the two support plates through the pin shaft, one end of the connecting rod is connected with one end of a basket bolt, the other end of the basket bolt is connected with the grouting port inner bucket, the outer bucket is arranged on the inner side wall of the top of the outer frame, and the grouting port outer bucket and the corresponding side face of the grouting port inner bucket is provided with a through hole.
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| CN110847936B (en) * | 2019-12-19 | 2020-12-01 | 长沙理工大学 | Intelligence tunnel section levels device |
| CN113958340B (en) * | 2020-07-21 | 2024-01-23 | 中铁一局集团有限公司 | Rotary lining trolley pouring mechanism and method |
| CN113982256A (en) * | 2021-11-08 | 2022-01-28 | 广东省水利水电第三工程局有限公司 | Template structure and template system |
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Denomination of invention: An informationized and intelligent secondary lining trolley Granted publication date: 20240112 Pledgee: Bank of China Limited by Share Ltd. Luoyang branch Pledgor: LUOYANG CHINA RAILWAY QIANGLI MACHINERY CO.,LTD. Registration number: Y2024980006728 |
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