CN112627856A - Movable automatic feeding concrete spraying device - Google Patents

Movable automatic feeding concrete spraying device Download PDF

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Publication number
CN112627856A
CN112627856A CN202011414899.3A CN202011414899A CN112627856A CN 112627856 A CN112627856 A CN 112627856A CN 202011414899 A CN202011414899 A CN 202011414899A CN 112627856 A CN112627856 A CN 112627856A
Authority
CN
China
Prior art keywords
concrete spraying
feeding
shotcrete
belt
machine
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
CN202011414899.3A
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Chinese (zh)
Inventor
杨亚平
史铭
路鑫
连鑫
狄长春
滕汉春
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.)
Jinchuan Group Co Ltd
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Jinchuan Group Co Ltd
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 Jinchuan Group Co Ltd filed Critical Jinchuan Group Co Ltd
Priority to CN202011414899.3A priority Critical patent/CN112627856A/en
Publication of CN112627856A publication Critical patent/CN112627856A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04Lining with building materials
    • E21D11/10Lining 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
    • E21D11/105Transport 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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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)

Abstract

The invention discloses a mobile automatic feeding concrete spraying device which comprises a dry type concrete spraying machine, conical bins, a feeding system and a unit frame, wherein the feeding system comprises two sets of belt conveying mechanisms which are symmetrically arranged, each belt conveying mechanism comprises an electric rotary drum and a conveying belt, the two conical bins are respectively arranged above the conveying belts and are matched with the conveying belts to form an opening at the bottom, an elastic bin is arranged between the two conical bins, the dry type concrete spraying machine is arranged at the lower parts of opposite discharge ports of the two sets of belt conveying mechanisms, and the dry type concrete spraying machine is fixed on the unit frame. The device has the advantages of simple structure, high reliability and convenient installation and connection, does not need manual stirring and feeding after the sprayed concrete material is placed in the storage bin, and has uniform feeding and fixed additive ratio. Through practical use, the working efficiency of the automatic concrete spraying unit is improved by over 38 percent compared with that of the original concrete spraying machine, the resilience material is reduced by 27 percent, and the construction working efficiency and the working environment are obviously improved.

Description

Movable automatic feeding concrete spraying device
Technical Field
The invention belongs to the field of underground mine matched mechanical devices, and particularly relates to a mobile automatic feeding concrete spraying device which is suitable for underground mine supporting work with complex operation environment, limited operation area space and frequent concrete spraying operation.
Background
In the underground mine roadway engineering tunneling, the shotcrete supporting operation is required to be frequently carried out. The prior concrete spraying operation mostly adopts a PZ-5 type concrete spraying machine, and the following problems exist in the concrete spraying operation process, firstly, the labor intensity is high, and particularly in the manual material mixing and feeding work, the working environment has large dust and the labor intensity of personnel is high; secondly, the operation efficiency of concrete spraying is low, and the whole process is complex and low in efficiency mainly due to the fact that operation links are multiple in the operation and are influenced by operators; thirdly, the concrete spraying machine adopts manual mixing and uneven feeding, which results in poor quality of sprayed concrete and more rebound materials. By combining the reasons, the single-cycle production efficiency is seriously influenced by the concrete spraying operation of the original concrete spraying machine, the occupational health of staff is seriously influenced by the high-intensity labor and the environment with large dust of the concrete spraying operation, and the overall engineering supporting quality is influenced by the quality of the sprayed concrete.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a mobile automatic feeding concrete spraying device. The invention is realized by the following technical scheme.
The utility model provides a portable automatic feeding shotcrete machine, including dry-type shotcrete machine, toper feed bin, feeding system and unit frame, feeding system includes the belt conveyor that two sets of symmetries set up, belt conveyor includes motorized pulley and conveyor belt, two toper feed bins set up respectively in the conveyor belt top, cooperation conveyor belt is at the bottom opening, set up the elasticity feed bin in the middle of two toper feed bins, two sets of belt conveyor subtend discharge gate lower parts are installed the dry-type shotcrete machine, the dry-type shotcrete machine is fixed on the unit frame.
The invention also comprises an electric control system which is fixed on the unit frame and is used for controlling the dry type concrete spraying machine and the feeding system.
In the invention, a vibration motor is arranged in the elastic storage bin.
The invention is characterized in that the power of an electric roller of the belt conveying mechanism is 5kw, the diameter of the roller is 20mm, and the linear speed is 0.5 m/s.
In the invention, the frame part of the unit can be additionally provided with the movable tug for vehicle-mounted dragging of a horizontal roadway under the condition that underground hoisting equipment is inconvenient.
According to the invention, the unit frame part can be loaded on the power chassis truck, so that the concrete spraying unit loaded on the movable chassis truck can move more conveniently and quickly under the condition of meeting the roadway height, and the condition of long distance between construction points is met.
The invention has the beneficial technical effects that:
the system has simple structure, high reliability and convenient connection and installation, and after the sprayed concrete material is placed in the storage bin, the material is fed without manual stirring, the feeding is uniform, and the additive ratio is fixed. Through practical use, the working efficiency of the automatic concrete spraying unit is improved by over 38 percent compared with that of the original concrete spraying machine, the resilience material is reduced by 27 percent, and the construction working efficiency and the working environment are obviously improved.
Drawings
FIG. 1 is a schematic view of a mobile automatic concrete feeding and spraying apparatus according to the present invention.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
As shown in figure 1, a portable automatic feeding shotcrete device, including dry-type shotcrete machine 1, toper feed bin 2, feeding system 3 and unit frame 4, feeding system 3 includes the belt conveyor that two sets of symmetries set up, belt conveyor includes motorized pulley 5 and conveyor belt 6, two toper feed bins 2 set up respectively in the conveyor belt top, cooperation conveyor belt is at the bottom opening, set up elasticity feed bin 7 in the middle of two toper feed bins, additive cooperation transport such as for accelerating agent, and install vibrating motor in the elasticity feed bin, dry-type shotcrete machine 1 is installed to two sets of belt conveyor subtend discharge gate lower parts, dry-type shotcrete machine 1 is fixed 4 on the unit frame.
The device also comprises an electric control system 8 which is fixed on the unit frame and is used for controlling the dry type shotcrete machine 1 and the feeding system 3.
Wherein, the power of an electric roller of the belt conveying mechanism is 5kw, the diameter of the roller is 20mm, and the linear speed is 0.5 m/s. The bottom of the machine set frame 4 can be additionally provided with a movable tug or placed on a power chassis vehicle.
When the device is used, the device is lifted to a working area, sprayed concrete materials are loaded into the conical bin 2 by using underground shoveling equipment, additives such as an accelerating agent and the like are added into the vibrating and throwing elastic bin 7, and after relevant air-water pipelines and material pipes of the dry-type sprayed concrete machine 1 are connected, the concrete spraying operation is started. The dry type shotcrete machine is started, and the electric roller 5 of the conveyor belt is started to feed shotcrete. The adding amount of the accelerator can open the driving belt to start the interlocking button to automatically add in the same proportion or close the interlocking function to independently click to add. The material storage conditions of the elastic bin 7 for containing the accelerating agent and the conical bin 2 for containing the sprayed concrete material are observed and supplemented in time in the operation process. And after the operation of spraying the concrete is finished, stopping the belt conveying mechanism, closing the concrete spraying machine after the excess materials in the concrete spraying machine are used, finally closing a main power switch of the machine set, recovering the sprayed concrete pipeline and cleaning the machine body.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention. It should be noted that other equivalent modifications can be made by those skilled in the art in light of the teachings of the present invention, and all such modifications can be made as are within the scope of the present invention.

Claims (6)

1. The utility model provides a portable automatic feeding shotcrete device, a serial communication port, including dry-type shotcrete machine (1), toper feed bin (2), feeding system (3) and unit frame (4), feeding system (3) are including the belt conveyor who sets up of two sets of symmetries, belt conveyor includes electric cylinder (5) and conveyor belt (6), two toper feed bins (2) set up respectively in the conveyor belt top, cooperation conveyor belt is at the bottom opening, set up elasticity feed bin (7) in the middle of two toper feed bins, dry-type shotcrete machine (1) is installed to two sets of belt conveyor subtend discharge gate lower parts, dry-type shotcrete machine (1) is fixed on the unit frame (4).
2. The mobile automatic feeding shotcrete machine according to claim 1, further comprising an electric control system (8) fixed to the frame of the machine set for controlling the dry shotcrete machine (1) and the feeding system (3).
3. The mobile automatic loading shotcrete device of claim 1, wherein a vibration motor is installed in the elastic bin.
4. The mobile automatic feeding shotcrete machine according to claim 1, wherein the belt conveyor has a motorized roller power of 5kw, a roller diameter of 20mm, and a linear speed of 0.5 m/s.
5. The mobile automatic loading shotcrete machine according to claim 1, wherein a mobile tugboat is added to the bottom of the machine frame (4).
6. The mobile automatic loading shotcrete device of claim 1, wherein the unit frame (4) is placed on a power chassis.
CN202011414899.3A 2020-12-03 2020-12-03 Movable automatic feeding concrete spraying device Pending CN112627856A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011414899.3A CN112627856A (en) 2020-12-03 2020-12-03 Movable automatic feeding concrete spraying device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011414899.3A CN112627856A (en) 2020-12-03 2020-12-03 Movable automatic feeding concrete spraying device

Publications (1)

Publication Number Publication Date
CN112627856A true CN112627856A (en) 2021-04-09

Family

ID=75308150

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011414899.3A Pending CN112627856A (en) 2020-12-03 2020-12-03 Movable automatic feeding concrete spraying device

Country Status (1)

Country Link
CN (1) CN112627856A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201763358U (en) * 2010-09-19 2011-03-16 中铁十二局集团有限公司 Special concrete automatic metering shotcrete vehicle for tunnel construction
CN102966361A (en) * 2012-12-17 2013-03-13 潘传国 Novel efficient vehicle-mounted automatic feeding and pulp shooting machine
CN103341912A (en) * 2013-07-11 2013-10-09 安阳市圆通机械有限公司 Self-propelled proportioning, stirring and pumping vehicle
CN203239358U (en) * 2013-05-17 2013-10-16 中铁十六局集团有限公司 Sprayed concrete funneling vibration feeding device
CN104047615A (en) * 2014-05-26 2014-09-17 山东威特立邦矿山设备有限公司 Concrete wet shotcreting equipment for roadway
CN205908301U (en) * 2016-08-26 2017-01-25 中铁四局集团有限公司 Portable automatic feeding car of tunnel shotcrete
CN106988761A (en) * 2017-03-17 2017-07-28 山东聚亨源环保科技有限公司 A kind of mining automatic charging stirs the dustless concrete tidal injection unit of material
CN208664069U (en) * 2018-09-27 2019-03-29 新疆研科节能科技有限公司 One kind is for sandstone proportioner during concrete production
CN212774316U (en) * 2020-05-22 2021-03-23 金诚信矿业管理股份有限公司 Automatic material loading dry-type whitewashing device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201763358U (en) * 2010-09-19 2011-03-16 中铁十二局集团有限公司 Special concrete automatic metering shotcrete vehicle for tunnel construction
CN102966361A (en) * 2012-12-17 2013-03-13 潘传国 Novel efficient vehicle-mounted automatic feeding and pulp shooting machine
CN203239358U (en) * 2013-05-17 2013-10-16 中铁十六局集团有限公司 Sprayed concrete funneling vibration feeding device
CN103341912A (en) * 2013-07-11 2013-10-09 安阳市圆通机械有限公司 Self-propelled proportioning, stirring and pumping vehicle
CN104047615A (en) * 2014-05-26 2014-09-17 山东威特立邦矿山设备有限公司 Concrete wet shotcreting equipment for roadway
CN205908301U (en) * 2016-08-26 2017-01-25 中铁四局集团有限公司 Portable automatic feeding car of tunnel shotcrete
CN106988761A (en) * 2017-03-17 2017-07-28 山东聚亨源环保科技有限公司 A kind of mining automatic charging stirs the dustless concrete tidal injection unit of material
CN208664069U (en) * 2018-09-27 2019-03-29 新疆研科节能科技有限公司 One kind is for sandstone proportioner during concrete production
CN212774316U (en) * 2020-05-22 2021-03-23 金诚信矿业管理股份有限公司 Automatic material loading dry-type whitewashing device

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Application publication date: 20210409

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