CN111232602A - Dedicated multi-functional feeding device of subway shield construction - Google Patents

Dedicated multi-functional feeding device of subway shield construction Download PDF

Info

Publication number
CN111232602A
CN111232602A CN202010161935.3A CN202010161935A CN111232602A CN 111232602 A CN111232602 A CN 111232602A CN 202010161935 A CN202010161935 A CN 202010161935A CN 111232602 A CN111232602 A CN 111232602A
Authority
CN
China
Prior art keywords
fixed
feeding
bin
pipe
shield construction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010161935.3A
Other languages
Chinese (zh)
Inventor
白洋
李宗浩
蒋斌松
肖藏岩
杨乐
刘允秋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Institute of Architectural Technology
Jiangsu Jianzhu Institute
Original Assignee
Jiangsu Jianzhu Institute
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Jianzhu Institute filed Critical Jiangsu Jianzhu Institute
Priority to CN202010161935.3A priority Critical patent/CN111232602A/en
Publication of CN111232602A publication Critical patent/CN111232602A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/02—Devices for feeding articles or materials to conveyors
    • B65G47/16—Devices for feeding articles or materials to conveyors for feeding materials in bulk
    • B65G47/18—Arrangements or applications of hoppers or chutes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/34—Mixing on or by conveyors, e.g. by belts or chains provided with mixing elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04—Supplying or proportioning the ingredients
    • B28C7/12—Supplying or proportioning liquid ingredients
    • B28C7/126—Supply means, e.g. nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G33/00—Screw or rotary spiral conveyors
    • B65G33/08—Screw or rotary spiral conveyors for fluent solid materials
    • B65G33/14—Screw or rotary spiral conveyors for fluent solid materials comprising a screw or screws enclosed in a tubular housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G33/00—Screw or rotary spiral conveyors
    • B65G33/24—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/02—Devices for feeding articles or materials to conveyors
    • B65G47/16—Devices for feeding articles or materials to conveyors for feeding materials in bulk
    • B65G47/18—Arrangements or applications of hoppers or chutes
    • B65G47/19—Arrangements or applications of hoppers or chutes having means for controlling material flow, e.g. to prevent overloading
    • 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/0642—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield having means for additional processing at the front end
    • E21D9/0678—Adding additives, e.g. chemical compositions, to the slurry or the cuttings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Civil Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Lining And Supports For Tunnels (AREA)

Abstract

The invention discloses a multifunctional material conveying device special for subway shield construction, which comprises a conveying pipe, a motor set, a feeding bin, an automatic blanking assembly and a start-stop control assembly, wherein a rotating shaft is coaxially and rotatably arranged in the conveying pipe and driven by the motor set fixed outside the conveying pipe, spiral material pushing plates are distributed on the rotating shaft, and a discharging hole is formed in the position, close to the motor set, of the conveying pipe; a feeding bin is further fixed at one end, far away from the motor set, of the conveying pipe, an automatic blanking assembly is arranged at the bottom of the feeding bin in a communicating mode, the automatic blanking assembly can adjust the upper position and the lower position of a piston according to the weight of materials in the feeding bin, and therefore the feeding pipe is controlled to carry out blanking or stop blanking, and the purpose of automatic blanking is achieved; the up-and-down movement of the piston can control the on-off of a press switch in the start-stop control assembly, so that the start-stop of the motor set is controlled, the effect of automatically driving and conveying materials is achieved, and the automation level of the whole device is improved.

Description

Dedicated multi-functional feeding device of subway shield construction
Technical Field
The invention particularly relates to the technical field of material conveying devices, and particularly relates to a multifunctional material conveying device special for subway shield construction.
Background
The subway shield construction is a construction method for building a tunnel under the ground by a special machine for underground excavation of the tunnel, and comprises shield construction, tunnel water prevention, slag discharge/transportation in a tunnel, construction measurement and detection, transportation and the like, wherein slurry components injected under pressure in the subway shield construction mainly comprise sand, stones, cement, coal ash and bentonite, the materials are conveyed into a shield pipeline after being stirred, and the transportation is completed by an automatic material conveying device.
The existing material conveying device is generally driven and operated by pressing a switch key on a controller, when the material conveying device is used, the starting device needs to be started firstly to operate, the material conveying device is controlled to stop operating after slurry is conveyed, and the operation is complex and the efficiency is low.
Therefore, the technical personnel in the field provide a special multifunctional material conveying device for subway shield construction, so as to solve the problems in the background technology.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional material conveying device special for subway shield construction comprises a conveying pipe, a motor set, a feeding bin, an automatic blanking assembly and a start-stop control assembly, wherein a rotating shaft is coaxially arranged in the conveying pipe in a rotating mode and driven by the motor set fixed outside the conveying pipe, spiral material pushing plates are distributed on the rotating shaft, and a discharging hole is formed in the position, close to the motor set, of the conveying pipe; a feeding bin is further fixed at one end, far away from the motor set, of the conveying pipe, an automatic blanking assembly is arranged at the bottom of the feeding bin in a communicating mode, the automatic blanking assembly can adjust the upper position and the lower position of a piston according to the weight of materials in the feeding bin, and therefore the feeding pipe is controlled to carry out blanking or stop blanking; the up-and-down movement of the piston can control the switch of a push switch in the start-stop control assembly, so that the start-stop of the motor set is controlled.
Further, as preferred, the bottom of feeding storehouse comprises feeding swash plate and feeding bottom plate to make the material pass through the trend that the feeding swash plate moved to the feeding bottom plate.
Preferably, the automatic blanking assembly comprises connecting pipes, push rods, connecting cross rods and a fixed seat, wherein the two connecting pipes are symmetrically and fixedly communicated below the feeding inclined plate, a piston is connected in each connecting pipe in a sliding manner, the bottom of each piston is fixedly provided with the push rod and an extension rod, the two extension rods are symmetrically and slidably extended into the fixed bin, and the top of the fixed bin is also supported by the connecting pipes through a protective seat;
a fixed seat is fixedly embedded in the middle of the upper part of the fixed bin, a stepped cavity is arranged inside the fixed seat, a sliding disc is arranged in the cavity in a sliding manner, a sliding rod is fixed on the lower surface of the sliding disc, the sliding rod penetrates through the fixed seat in a sliding manner to be fixedly connected with a connecting cross rod, and the left end and the right end of the connecting cross rod are fixedly connected with two extension rods respectively;
the inside of fixing base still is provided with compression spring, compression spring cover is located the outer circumference of slide bar, compression spring's one end and sliding tray counterbalance lean on, and its other end and the chamber bottom of fixing base counterbalance lean on.
Further, preferably, two guide plates are symmetrically fixed inside the fixed bin, and limit grooves are transversely formed in the guide plates and used for enabling the connecting cross rod to penetrate through the guide plates and limit the connecting cross rod.
Further, as preferred, the outer circumference of the push rod is fixedly sleeved with a sliding pipe, the sliding pipe is fixed on the upper top surface of the fixed bin, and the push rod is connected with the sliding pipe in a sliding manner.
Further, as preferred, still the embedding intercommunication has the inlet pipe in the connecting pipe on right side, the other end and the conveyer pipe of inlet pipe are linked together the setting.
Further, as preferred, open and stop control assembly includes outer storehouse, hollow rotating shaft and press the switch, outer storehouse is fixed in the inboard bottom of fixed storehouse, the up end slide insert of outer storehouse has the rack, the rack reciprocates by connecting the horizontal pole drive, the rack meshes with the gear mutually, the outer circumference at hollow rotating shaft is fixed to the gear, the left end of hollow rotating shaft rotates and sets up on the left side wall in outer storehouse, the other end screw thread grafting of hollow rotating shaft has the screw rod, the other end below of screw rod is fixed with the gag lever post, the gag lever post slides and sets up on the guide bar, the inboard bottom in outer storehouse is fixed to the guide bar, still be provided with the press the switch corresponding with the screw rod on the inside right side wall in outer storehouse.
Preferably, a support spring is fixed to the bottom of the rack, and the other end of the support spring is fixed to the bottom of the inner side of the outer bin.
Further, as preferred, the conveyer pipe includes the outer tube and the inner tube of coaxial embedding in the outer tube, the feeding storehouse adopts inlet pipe and inner tube to link to each other, constitute installation space between outer tube and the inner tube, a plurality of agitator motor of having arranged in the installation space, agitator motor's output rotates and stretches into in the inner tube, agitator motor's output still is fixed with the stirring leaf, the setting of spiral scraping wings is avoided to the stirring leaf, still be fixed with a plurality of inlet tubes in the installation space, the one end of inlet tube links to each other with outside water source, and its other end stretches into in the inner tube.
Further, as preferred, still be provided with outage time delay relay in the fixed storehouse, outage time delay relay links to each other with push switch and motor group electrical property.
Compared with the prior art, the invention has the beneficial effects that: this device has add automatic unloading subassembly in the bottom in feeding storehouse, this automatic unloading subassembly can be according to the upper and lower position of the material weight adjustment piston in the feeding storehouse, thereby control the inlet pipe and carry out the unloading or stop the unloading, thereby reach the purpose of automatic unloading, under the less condition of material, do not carry out the unloading, thereby the energy has been practiced thrift, whole work efficiency has been improved, in addition, it stops the control assembly still to add to stop in the below of automatic unloading subassembly in this device, the reciprocating of piston can control to stop the switch that stops the press switch among the control assembly, thereby control opening of motor group stops, the effect of carrying out the drive to the material automatically has been reached, the automation level of integrated device has been improved, the manpower has been liberated.
Drawings
FIG. 1 is a schematic structural view of a multifunctional material conveying device specially used for subway shield construction;
FIG. 2 is a schematic structural diagram of an automatic blanking assembly and a start-stop control assembly in a multifunctional material conveying device specially used for subway shield construction;
FIG. 3 is a schematic view of the lower half of FIG. 2;
FIG. 4 is a schematic structural diagram of a start-stop control assembly in the multifunctional material conveying device specially used for subway shield construction;
FIG. 5 is a schematic structural view of a conveying pipe in a multifunctional conveying device specially used for subway shield construction;
in the figure: 1. a delivery pipe; 2. a rotating shaft; 3. a spiral pusher plate; 4. a motor unit; 5. a feeding bin; 6. a feed floor; 7. a feeding inclined plate; 8. a connecting pipe; 9. a piston; 10. a push rod; 11. a sliding tube; 12. a feed pipe; 13. a protective seat; 14. an extension pole; 15. connecting the cross bars; 16. a fixed seat; 17. a slide plate; 18. a slide bar; 19. fixing the bin; 20. a guide plate; 21. a start-stop control component; 22. an outer bin; 23. a hollow rotating shaft; 24. a rack; 25. a gear; 26. a screw; 27. a push switch; 28. a limiting rod; 29. a guide bar; 30. a support spring; 31. an outer tube; 32. an inner tube; 33. a stirring motor; 34. and (4) a water inlet pipe.
Detailed Description
Referring to fig. 1 to 5, in the embodiment of the invention, a multifunctional material conveying device special for subway shield construction includes a conveying pipe 1, a motor set 4, a feeding bin 5, an automatic blanking assembly and a start-stop control assembly 21, wherein a rotating shaft 2 is coaxially and rotatably arranged in the conveying pipe 1, the rotating shaft 2 is driven by the motor set 4 fixed outside the conveying pipe 1, spiral material pushing plates 3 are distributed on the rotating shaft 2, a discharging hole is formed in a position, close to the motor set 4, of the conveying pipe 1, the feeding bin 5 is further fixed at one end, far away from the motor set 4, of the conveying pipe 1, the bottom of the feeding bin 5 is communicated with the automatic blanking assembly, and the automatic blanking assembly can adjust the upper position and the lower position of a piston 9 according to the weight of a material in the feeding bin 5, so as to control a feeding pipe 12 to carry; the up-and-down movement of the piston 9 can control the switch of the push switch 27 in the start-stop control assembly 21, so as to control the start-stop of the motor set 4, and the conventional configuration of the motor set 4 is a motor plus reducer structure, that is, the push switch is electrically connected with the motor in the device.
As a preferred embodiment, the bottom of the feeding bin 5 is composed of the feeding inclined plate 7 and the feeding bottom plate 6, so that the material tends to move towards the feeding bottom plate 6 through the feeding inclined plate 7, and therefore when the material in the feeding bin 5 is small, the material is accumulated above the feeding bottom plate 6, and only a small part of the material falls into the connecting pipe 8.
As shown in fig. 2, the automatic blanking assembly includes connecting pipes 8, push rods 10, connecting cross rods 15 and fixing seats 16, wherein the two connecting pipes 8 are symmetrically and fixedly communicated below the feeding inclined plate 7, a piston 9 is slidably connected in each connecting pipe 8, a push rod 10 and an extension rod 14 are fixed at the bottom of each piston 9, the two extension rods 14 are symmetrically and slidably extended into a fixing bin 19, and the top of the fixing bin 19 is further supported by a protective seat 13 for the connecting pipes 8;
a fixed seat 16 is fixedly embedded in the middle of the upper part of the fixed bin 19, a stepped cavity is formed inside the fixed seat 16, a sliding disc 17 is arranged in the cavity in a sliding manner, a sliding rod 18 is fixed on the lower surface of the sliding disc 17, the sliding rod 18 penetrates through the fixed seat 16 in a sliding manner to be fixedly connected with a connecting cross rod 15, and the left end and the right end of the connecting cross rod 15 are fixedly connected with two extension rods 14 respectively;
the inside of fixing base 16 still is provided with compression spring, compression spring cover is located the outer circumference of slide bar 18, compression spring's one end and sliding tray 17 counterbalance, and its other end and the cavity bottom of fixing base 16 counterbalance.
In a preferred embodiment, two guide plates 20 are symmetrically fixed inside the fixed bin 19, and a limiting groove is transversely formed in each guide plate 20, and is used for allowing the connecting cross bar 15 to pass through the limiting groove and limiting the connecting cross bar 15.
In a preferred embodiment, the outer circumference of the push rod 10 is fixedly sleeved with a sliding tube 11, the sliding tube 11 is fixed on the upper top surface of the fixed bin 19, and the push rod 10 is slidably connected with the sliding tube 11, so that the stability of the push rod 10 in moving up and down is further improved.
In this embodiment, a feeding pipe 12 is further embedded and communicated in the connecting pipe 8 on the right side, and the other end of the feeding pipe 12 is communicated with the conveying pipe 1.
As shown in fig. 4, the start-stop control assembly 21 includes an outer bin 22, a hollow rotating shaft 23 and a push switch 27, the outer bin 22 is fixed at the bottom of the inner side of the fixed bin 19, a rack 24 is slidably inserted into the upper end surface of the outer bin 22, the rack 24 is driven by a connecting cross rod to move up and down, the rack 24 is engaged with a gear 25, the gear 25 is fixed at the outer circumference of the hollow rotating shaft 23, the left end of the hollow rotating shaft 23 is rotatably disposed on the left side wall of the outer bin 22, a screw 26 is inserted into the other end of the hollow rotating shaft 23 through a thread, a limit rod 28 is fixed below the other end of the screw 26, the limit rod 28 is slidably disposed on a guide rod 29, the guide rod 29 is fixed at the bottom of the inner side of the outer bin 22, the push switch 27 corresponding to the screw 26 is further disposed on the right side wall of the outer bin 22, and the gear can, thereby drive hollow rotating shaft 23 and rotate, the rotation of hollow rotating shaft 23 can drive screw rod 26 and remove about to realize the control to push switch 27, so that the start-stop of control motor.
In this embodiment, a supporting spring 30 is fixed at the bottom of the rack 24, and the other end of the supporting spring 30 is fixed at the bottom of the inner side of the outer bin 22, so that the supporting spring also provides support for the connecting cross rod 15, and in addition, the compression spring in the fixing seat also provides support for the connecting cross rod, so the specifications of the supporting spring and the compression spring should be selected to satisfy the following conditions: when the material in feeding storehouse 5 reaches certain weight and needs to be carried through conveyer pipe 1, two pistons 9 can overcome compression spring and supporting spring's elasticity and move down, and make piston 9 be located the below of inlet pipe 12, when the material in feeding storehouse 5 does not reach certain weight and need not carry through conveyer pipe 1, two pistons 9 keep static or the distance of moving down makes piston 9 still be located the top of inlet pipe 12, thereby make the material can't enter into in the inlet pipe 12.
In this embodiment, conveyer pipe 1 includes outer tube 31 and the inner tube 32 of coaxial embedding in outer tube 31, feeding storehouse 5 adopts inlet pipe 12 to link to each other with inner tube 32, constitute installation space between outer tube 31 and the inner tube 32, a plurality of agitator motor 33 of having arranged in the installation space, agitator motor 33's output rotates and stretches into in the inner tube 32, agitator motor's output still is fixed with the stirring leaf, the spiral scraping wings 3 setting is avoided to the stirring leaf, still be fixed with a plurality of inlet tubes 34 in the installation space, the one end of inlet tube 34 links to each other with outside water source, and its other end stretches into in the inner tube 32 to make the material in transportation process, can further mix, the inlet tube of setting can carry out the moisturizing to the material according to actual conditions on the one hand, and on the other hand is still convenient for subsequent clearance.
In this embodiment, still be provided with outage delay relay in the fixed storehouse 19, outage delay relay links to each other with push switch and motor group 4 electrical property, that is to say, after the material in feeding storehouse 5 is carried basically and finishes, upward movement under the support of compression spring and supporting spring of piston 9, thereby drive rack upward movement, the removal of rack has driven the rotation of gear, thereby make hollow rotating shaft 23 rotate, hollow rotating shaft 23's rotation can drive screw rod 26 and remove left, thereby make screw rod 26 not contact with push switch 27, at this moment under the control of outage delay relay, the motor has not cut off the power supply immediately yet, the material in the conveyer pipe 1 can continue to be carried to the discharge opening, prevent that the material from piling up and forming the jam in conveyer pipe 1.
This device has add automatic unloading subassembly in the bottom in feeding storehouse, this automatic unloading subassembly can be according to the upper and lower position of the material weight adjustment piston in the feeding storehouse, thereby control the inlet pipe and carry out the unloading or stop the unloading, thereby reach the purpose of automatic unloading, under the less condition of material, do not carry out the unloading, thereby the energy has been practiced thrift, whole work efficiency has been improved, in addition, it stops the control assembly still to add to stop in the below of automatic unloading subassembly in this device, the reciprocating of piston can control to stop the switch that stops the press switch among the control assembly, thereby control opening of motor group stops, the effect of carrying out the drive to the material automatically has been reached, the automation level of integrated device has been improved, the manpower has been liberated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims (10)

1. A multifunctional material conveying device special for subway shield construction comprises a conveying pipe, a motor set, a feeding bin, an automatic blanking assembly and a start-stop control assembly, wherein a rotating shaft is coaxially arranged in the conveying pipe in a rotating mode and driven by the motor set fixed outside the conveying pipe, spiral material pushing plates are distributed on the rotating shaft, and a discharging hole is formed in the position, close to the motor set, of the conveying pipe; the automatic feeding device is characterized in that a feeding bin is further fixed at one end, far away from the motor set, of the conveying pipe, an automatic feeding assembly is arranged at the bottom of the feeding bin in a communicating mode, the automatic feeding assembly can adjust the upper position and the lower position of a piston according to the weight of materials in the feeding bin, and therefore a feeding pipe is controlled to feed or stop feeding; the up-and-down movement of the piston can control the switch of a push switch in the start-stop control assembly, so that the start-stop of the motor set is controlled.
2. The multifunctional material conveying device special for subway shield construction as claimed in claim 1, wherein the bottom of said feeding bin is composed of a feeding sloping plate and a feeding bottom plate, so that the material tends to move towards the feeding bottom plate through the feeding sloping plate.
3. The multifunctional material conveying device special for subway shield construction according to claim 1, wherein said automatic blanking assembly comprises connecting pipes, push rods, connecting cross rods and fixing seats, wherein two of said connecting pipes are symmetrically and fixedly communicated below the feeding sloping plate, and each of said connecting pipes is slidably connected with a piston, the bottom of each of said pistons is fixed with a push rod and an extension rod, and two of said extension rods are symmetrically and slidably extended into a fixing bin, and the top of said fixing bin is further supported by a protection seat for the connecting pipes;
a fixed seat is fixedly embedded in the middle of the upper part of the fixed bin, a stepped cavity is arranged inside the fixed seat, a sliding disc is arranged in the cavity in a sliding manner, a sliding rod is fixed on the lower surface of the sliding disc, the sliding rod penetrates through the fixed seat in a sliding manner to be fixedly connected with a connecting cross rod, and the left end and the right end of the connecting cross rod are fixedly connected with two extension rods respectively;
the inside of fixing base still is provided with compression spring, compression spring cover is located the outer circumference of slide bar, compression spring's one end and sliding tray counterbalance lean on, and its other end and the chamber bottom of fixing base counterbalance lean on.
4. The multifunctional material conveying device special for subway shield construction as claimed in claim 3, wherein two guide plates are symmetrically fixed inside said fixed bin, and said guide plates are transversely provided with limiting grooves for connecting cross bars to pass through and limiting the connecting cross bars.
5. The multifunctional material conveying device special for subway shield construction as claimed in claim 3, wherein said push rod is fixed with a sliding tube at its outer circumference, said sliding tube is fixed on the upper top surface of the fixed bin, and said push rod is slidably connected with the sliding tube.
6. The multifunctional material conveying device special for subway shield construction as claimed in claim 3, wherein a feeding pipe is further embedded and communicated in said connecting pipe on the right side, and the other end of said feeding pipe is communicated with a conveying pipe.
7. The multifunctional material conveying device special for subway shield construction according to claim 1, wherein said start-stop control assembly comprises an outer bin, a hollow rotating shaft and a push switch, said outer bin is fixed to the inner bottom of said fixed bin, a rack is slidably inserted into the upper end surface of said outer bin, said rack is driven by a connecting cross rod to move up and down, said rack is engaged with a gear, said gear is fixed to the outer circumference of said hollow rotating shaft, the left end of said hollow rotating shaft is rotatably disposed on the left side wall of said outer bin, a screw is inserted into the other end of said hollow rotating shaft, a limit rod is fixed below the other end of said screw, said limit rod is slidably disposed on said guide rod, said guide rod is fixed to the inner bottom of said outer bin, and said right side wall of said outer bin is further provided with a push switch corresponding to said screw.
8. The multifunctional material conveying device special for subway shield construction as claimed in claim 7, wherein a support spring is fixed to the bottom of said rack, and the other end of said support spring is fixed to the inner bottom of said outer bin.
9. The multifunctional material conveying device for subway shield construction according to claim 1, wherein said conveying pipe comprises an outer pipe and an inner pipe coaxially embedded in said outer pipe, said feeding bin is connected to said inner pipe via a feeding pipe, an installation space is formed between said outer pipe and said inner pipe, a plurality of stirring motors are arranged in said installation space, the output ends of said stirring motors are rotated to extend into said inner pipe, said output ends of said stirring motors are further fixed with stirring blades, said stirring blades are arranged to avoid the arrangement of spiral pusher plates, said installation space is further fixed with a plurality of water inlet pipes, one ends of said water inlet pipes are connected to an external water source, and the other ends of said water inlet pipes extend into said inner pipe.
10. The multifunctional material conveying device special for subway shield construction as claimed in claim 1, wherein said fixed bin is further provided with a power-off delay relay, and said power-off delay relay is electrically connected with a push switch and a motor set.
CN202010161935.3A 2020-03-10 2020-03-10 Dedicated multi-functional feeding device of subway shield construction Pending CN111232602A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010161935.3A CN111232602A (en) 2020-03-10 2020-03-10 Dedicated multi-functional feeding device of subway shield construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010161935.3A CN111232602A (en) 2020-03-10 2020-03-10 Dedicated multi-functional feeding device of subway shield construction

Publications (1)

Publication Number Publication Date
CN111232602A true CN111232602A (en) 2020-06-05

Family

ID=70878524

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010161935.3A Pending CN111232602A (en) 2020-03-10 2020-03-10 Dedicated multi-functional feeding device of subway shield construction

Country Status (1)

Country Link
CN (1) CN111232602A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112456049A (en) * 2020-12-02 2021-03-09 阜阳市国峰伟业粮油有限责任公司 Dustproof feeding mechanism for flour processing equipment
CN112592123A (en) * 2021-01-06 2021-04-02 中铁十二局集团有限公司 Shield grouting material, preparation method thereof and intelligent shield grouting material preparation device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112456049A (en) * 2020-12-02 2021-03-09 阜阳市国峰伟业粮油有限责任公司 Dustproof feeding mechanism for flour processing equipment
CN112592123A (en) * 2021-01-06 2021-04-02 中铁十二局集团有限公司 Shield grouting material, preparation method thereof and intelligent shield grouting material preparation device
CN112592123B (en) * 2021-01-06 2022-08-02 中铁十二局集团有限公司 Shield grouting material, preparation method thereof and intelligent shield grouting material preparation device

Similar Documents

Publication Publication Date Title
CN111232602A (en) Dedicated multi-functional feeding device of subway shield construction
CN202716379U (en) Concrete burdening stirring pumping type wet spraying integrated machine
CN210001045U (en) Anti-blocking screw feeder
CN111359712A (en) Garbage crushing device for constructional engineering
CN108855880A (en) Automatic sand sieving device is used in a kind of production of construction material
CN211997607U (en) Dedicated multi-functional feeding device of subway shield construction
CN213966794U (en) Secondary crushing equipment for waste concrete slag
CN212595950U (en) Coal mine crushing device for coal mining
CN210332870U (en) Mine ball mill
CN115007438B (en) Coal mine sorting device for mining
CN206998203U (en) The separately installed mechanism of sealing ring
CN102505855B (en) Screw type concrete pouring machine
CN213412469U (en) Aerated brick raw material stirring device
CN205185089U (en) Stirring apparatus
CN201241460Y (en) Automatic plastering machine of wall
CN114274351A (en) Concrete efficient mixing method based on constructional engineering
CN109603614A (en) A kind of metallurgy feeder of powder
CN112875064A (en) Wall-hung coal cleaning device in raw coal bunker
CN215702814U (en) Vertical dry powder shield mortar mixing and stirring device
CN204263328U (en) Partition plate sheet material feed agitating device
CN220825121U (en) Material sieving mechanism for construction
CN218398802U (en) Precast member concrete stirring device
CN210965399U (en) Construction waste treatment equipment
CN219153320U (en) Automatic concrete feeding and stirring device
CN219636242U (en) Automatic loading attachment of automatic positioning

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination