CN207261020U - A kind of coal tunnelling refractory gunning equipment - Google Patents

A kind of coal tunnelling refractory gunning equipment Download PDF

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Publication number
CN207261020U
CN207261020U CN201721010445.3U CN201721010445U CN207261020U CN 207261020 U CN207261020 U CN 207261020U CN 201721010445 U CN201721010445 U CN 201721010445U CN 207261020 U CN207261020 U CN 207261020U
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CN
China
Prior art keywords
feeding tube
refractory gunning
gunning equipment
hopper
rack
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.)
Expired - Fee Related
Application number
CN201721010445.3U
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Chinese (zh)
Inventor
丰尚奇
贺美忠
丰瑞
马伟伟
王宁
李平
马利霞
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Datong Coal Mine Design Institute
Original Assignee
Datong Coal Mine Design 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 Datong Coal Mine Design Institute filed Critical Datong Coal Mine Design Institute
Priority to CN201721010445.3U priority Critical patent/CN207261020U/en
Application granted granted Critical
Publication of CN207261020U publication Critical patent/CN207261020U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of coal tunnelling refractory gunning equipment, including rack, feeding tube is installed above rack, air compressor machine is also equipped with above rack, motor is installed above feeding tube, feed inlet is further opened with above feeding tube, the hopper of back taper is provided with above feed inlet, the bottom of hopper is provided with the discharge port being connected with the feed inlet of feeding tube, vibrating motor is installed on the side wall of hopper, shotcrete pipe is provided with front side of transport tube, feeding tube is internally provided with by motor-driven screw rod, the inside of screw rod is hollow structure, screw rod is internally provided with vent line, the afterbody of vent line is connected with air compressor machine, shotcrete pipe is stretched on the head of vent line, tracheae is also associated with air compressor machine, the other end of tracheae is connected with feeding tube.The utility model novel in structural design, and it is easy to use, it can solve the problems, such as that current refractory gunning equipment Gunning material during whitewashing wastes the difficult cleaning of more and refractory gunning equipment.

Description

A kind of coal tunnelling refractory gunning equipment
Technical field
The utility model belongs to coal mine roadway field of construction machinery, more particularly to a kind of coal mine roadway driving refractory gunning equipment.
Background technology
Spouting plant is commonly referred to as pulp shooting machine, is also concrete sprayer, pulp shooting machine, is a kind of efficiently whitewashing machinery, extensively General to be used for engineering construction, mine, tunnel, culvert, subway, hydroelectric project, underground engineering and the injection of coal moor mine laneway are mixed Solidifying soil construction operation, it is green to be additionally operable to various types of industrial furnace, the refractory material spray mo(u)lding or repairing of furnace lining, and various bank protections Change in construction.Pulp shooting machine usually utilizes compressed air by concrete along pipeline continuous conveying, and is ejected into construction surface.Spray in colliery Pulp grinder is the equipment for being reinforced to coal mine roadway surface.
Existing spouting plant usually has feed hopper, extrusion device, compressed air inlet, material pipe, nozzle etc..Thing Material enters pulp shooting machine by feed hopper, is then extruded by extrusion devices such as piston pump, screw pumps, and in extrusion device extrudate After material, compressed air is blown into compressed air inlet, drives concrete materials to pass through material pipe certainly by the air-flow of compressed air Nozzle sprays, but due to material pressurization in pulp shooting machine after, conveyed by the material pipe of relatively long distance, pressure is damaged in the duct Lose, easily material is deposited in pipeline, both caused Gunning material to waste more, while make cleaning and maintenance and repair all very inconvenient Equipment fault is caused, and the whitewashing guidance quality of refractory gunning equipment is not strong, is easy to spring back so that the intensity decreases of concrete, to applying Work environment pollutes, and influences the health of worker, in order to saving slurry, improving concrete strength and making pulp shooting machine It can work for a long time, it is therefore necessary to design the coal tunnelling spray that a kind of slurry material wastage is few, easy cleaning is safeguarded Sizing device.
Utility model content
The purpose of this utility model is to provide a kind of coal tunnelling refractory gunning equipment, it is intended to solves current coal tunnel Refractory gunning equipment is Gunning material during whitewashing wastes the difficult cleaning of more and refractory gunning equipment the problem of.
To achieve the above object, the technical solution adopted in the utility model is:
A kind of coal tunnelling refractory gunning equipment, including rack, are provided with feeding tube above rack, the top of rack is also Air compressor machine is installed, motor is installed above feeding tube, feed inlet is further opened with above feeding tube, is set above feed inlet It is equipped with the hopper of back taper, the bottom of hopper is provided with the discharge port being connected with the feed inlet of feeding tube, on the side wall of hopper Vibrating motor is installed, shotcrete pipe is provided with front side of transport tube, feeding tube is internally provided with by motor-driven screw rod, The inside of screw rod is hollow structure, and screw rod is internally provided with vent line, afterbody and the air compressor machine phase of vent line Even, the head of vent line stretches to shotcrete pipe, tracheae is also associated with air compressor machine, and the other end of tracheae is connected with feeding tube.
It is further preferred that hopper is internally provided with material screen.
It is further preferred that the bottom of rack is provided with wheel.
It is further preferred that the both sides of rack are provided with lifter.
It is further preferred that control and regulation valve is provided with tracheae.
It is further preferred that shotcrete pipe is made of two parts, including the mixing chamber of taper and the diversion pipe of cylinder, batch mixing The rear end of room is connected with the front side of feeding tube.
Compared to the prior art the utility model, the advantage is that:
The utility model provides a kind of coal tunnelling refractory gunning equipment, novel in structural design, and easy to use, energy Enough solve the problems, such as that refractory gunning equipment Gunning material during whitewashing in current coal tunnel wastes the difficult cleaning of more and refractory gunning equipment. The coal tunnelling refractory gunning equipment, when in use since mixing chamber is pyramidal structure, end spaces is larger thereafter, is conducive to just go out The slurry batch mixing come is uniform, and preceding end spaces diminishes, and beneficial to high flow rate is formed, can make slurry will not be because of during flowing Flow and lose excessive pressure, avoid paste deposition and block pipeline, make the slurry of waste fewer, saved material, make Cost reduction, cylindrical diversion pipe play preferable guidance quality, ensure the uniformity in pulp direction, not only increase slurry Intensity, and rebound is reduced, create a good working environment for worker;And at the end of whitewashing, conveyed by tracheae Air can clear up the slurry deposited in feeding tube, so that the practicality of the coal tunnelling refractory gunning equipment entirety Higher.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly by from following description In become obvious, or recognized by the practice of the utility model.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of coal tunnelling refractory gunning equipment of the utility model.
In figure:1st, rack;2nd, feeding tube;3rd, air compressor machine;4th, motor;5th, feed inlet;6th, hopper;7th, discharge port;8th, vibrate Motor;9th, material screen;10th, shotcrete pipe;11st, screw rod;12nd, vent line;13rd, tracheae;14th, wheel;15th, lifter;16th, control Regulating valve;17th, mixing chamber;18th, diversion pipe.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure Completely it is communicated to those skilled in the art.
As shown in Figure 1, a kind of coal tunnelling refractory gunning equipment that the utility model embodiment provides, including rack 1, machine The top of frame 1 is provided with feeding tube 2, and the top of rack 1 is also equipped with air compressor machine 3, and the top of feeding tube 2 is provided with motor 4, defeated The top of barrel 2 is further opened with feed inlet 5, and the top of feed inlet 5 is provided with the hopper 6 of back taper, and the bottom of hopper 6 is provided with The discharge port 7 being connected with the feed inlet 5 of feeding tube 2, is provided with vibrating motor 8, the front side of feeding tube 2 on the side wall of hopper 6 Shotcrete pipe 10 is provided with, feeding tube 2 is internally provided with the screw rod 11 driven by motor 4, and the inside of screw rod 11 is hollow Structure, screw rod 11 is internally provided with vent line 12, and the afterbody of vent line 12 is connected with air compressor machine 3, vent line Shotcrete pipe 10 is stretched on 12 head, and tracheae 13 is also associated with air compressor machine 3, and the other end of tracheae 13 is connected with feeding tube 2.This The coal tunnelling refractory gunning equipment that utility model embodiment provides, novel in structural design, and also it is easy to use, pass through rack 1 Feeding tube 2 and air compressor machine 3 are supported, securing device can be played the role of.
The coal tunnelling refractory gunning equipment, is conveyed the slurry come out from discharge port 7 by feeding tube 2 and screw rod 11 To at shotcrete pipe 10, air compressor machine 3 is to provide compressed air, and motor 4 is to drive screw rod 11 to rotate, the slurry in feeding tube 2 Expect to be forwarded in shotcrete pipe 10 under the centrifugal force effect of the screw rod 11 of rotation, the design of the back taper of hopper 6 helps It is flowed into slurry from hopper 6 in feeding tube 2, vibrating motor 8 can be vibrated hopper 6, prevent slurry from flowing downward out Speed it is excessively slow, vent line 12 to convey compressed air, the air-flow of compressed air drive spread out of via screw rod 11 it is mixed Solidifying local product material is sprayed from shotcrete pipe 10, and after whitewashing, opening tracheae 13 can be by feeding tube 2 using the air-flow of compressed air The slurry of interior deposition is taken out of from shotcrete pipe 10, feeding tube 2 and shotcrete pipe 10 is kept cleaning, prevents from being blocked, so that dress Put and be able to maintain that normal operation.
Hopper 6 is internally provided with material screen 9.Can be by the debris in concrete slurry and bulk stone screen by material screen 9 Branch away, prevent the problem of influencing stock discharge because blocking hopper 6 and feeding tube 2.
The bottom of rack 1 is provided with wheel 14.Such design can realize portable construction, be conducive to improve building matter Amount, improves labor efficiency, mitigates the labor intensity of worker.
The both sides of rack 1 are provided with lifter 15.It is such to design the spray operation that can adapt to a variety of different heights, make The applicability higher of device.
It is provided with tracheae 13 and controls to adjust valve 16.By control to adjust valve 16 can to the compressed air in tracheae 13 into Row control, when whitewashing, closing control regulating valve 16, feeding tube 2 and exterior compressed air are in closed mode at this time, work as whitewashing At the end of, open and control to adjust valve 16, the compressed air in tracheae 13 is in connected state with feeding tube 2 at this time, utilizes compression The air-flow of air can clear up the slurry deposited in feeding tube 2, feeding tube 2 is kept cleaning.
Shotcrete pipe 10 is made of two parts, including the mixing chamber 17 of taper and the diversion pipe 18 of cylinder, mixing chamber 17 Rear end is connected with the front side of feeding tube 2.Since mixing chamber 17 is pyramidal structure, end spaces is larger thereafter, is conducive to from conveying Slurry batch mixing in cylinder 2 just out is uniform, and preceding end spaces diminishes, and beneficial to high flow rate is formed, can make slurry in the process of flowing In excessive pressure will not be lost because of flow, avoid paste deposition and block pipeline, make the slurry of waste fewer, save Material, makes cost reduction, and cylindrical diversion pipe 18 plays preferable guidance quality, ensures the uniformity in pulp direction, not only The intensity of slurry is improved, and reduces rebound, a good working environment is created for worker.
In conclusion the coal tunnelling refractory gunning equipment that the utility model embodiment provides, novel in structural design, and It is easy to use, current coal tunnelling refractory gunning equipment Gunning material during whitewashing can be solved and waste more and whitewashing dress The problem of putting difficult cleaning.The coal tunnelling refractory gunning equipment, when in use since mixing chamber is pyramidal structure, its bottom space Larger, the slurry batch mixing be conducive to just out is uniform, and preceding end spaces diminishes, and beneficial to high flow rate is formed, can flow slurry During excessive pressure will not be lost because of flow, avoid paste deposition and block pipeline, compare the slurry of waste It is few, material have been saved, has made cost reduction, cylindrical diversion pipe plays preferable guidance quality, ensures the uniformity in pulp direction, The intensity of slurry is not only increased, and reduces rebound, a good working environment is created for worker;And whitewashing terminates When, the slurry deposited in feeding tube can be cleared up by conveying air by tracheae, so that the coal tunnelling is whitewashed The practicality higher of device entirety.
While there has been shown and described that the embodiment of the utility model, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of changes, modification in the case where not departing from the principle and objective of the utility model, replaced And modification, the scope of the utility model are limited by claim and its equivalent.

Claims (6)

1. a kind of coal tunnelling refractory gunning equipment, it is characterised in that including rack (1), be provided with above the rack (1) Feeding tube (2), is also equipped with air compressor machine (3) above the rack (1), motor is provided with above the feeding tube (2) (4), feed inlet (5) is further opened with above the feeding tube (2), the material of back taper is provided with above the feed inlet (5) Struggle against (6), the bottom of the hopper (6) is provided with the discharge port (7) being connected with the feed inlet of feeding tube (2) (5), the hopper (6) vibrating motor (8) is installed on side wall, shotcrete pipe (10), the feeding tube are provided with front side of the feeding tube (2) (2) be internally provided with the screw rod (11) driven by motor (4), the inside of the screw rod (11) is hollow structure, institute That states screw rod (11) is internally provided with vent line (12), and the afterbody of the vent line (12) is connected with air compressor machine (3), institute Shotcrete pipe (10) is stretched on the head for stating vent line (12), and tracheae (13), the tracheae are also associated with the air compressor machine (3) (13) the other end is connected with feeding tube (2).
A kind of 2. coal tunnelling refractory gunning equipment as claimed in claim 1, it is characterised in that the inside of the hopper (6) It is provided with material screen (9).
A kind of 3. coal tunnelling refractory gunning equipment as claimed in claim 1, it is characterised in that the bottom of the rack (1) It is provided with wheel (14).
A kind of 4. coal tunnelling refractory gunning equipment as described in claim 1 or 3, it is characterised in that the two of the rack (1) Side is provided with lifter (15).
5. a kind of coal tunnelling refractory gunning equipment as claimed in claim 1, it is characterised in that set on the tracheae (13) There is control and regulation valve (16).
6. a kind of coal tunnelling refractory gunning equipment as claimed in claim 1, it is characterised in that the shotcrete pipe (10) is by two Part is formed, including the mixing chamber (17) of taper and the diversion pipe (18) of cylinder, rear end and the feeding tube (2) of mixing chamber (17) Front side be connected.
CN201721010445.3U 2017-08-11 2017-08-11 A kind of coal tunnelling refractory gunning equipment Expired - Fee Related CN207261020U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721010445.3U CN207261020U (en) 2017-08-11 2017-08-11 A kind of coal tunnelling refractory gunning equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721010445.3U CN207261020U (en) 2017-08-11 2017-08-11 A kind of coal tunnelling refractory gunning equipment

Publications (1)

Publication Number Publication Date
CN207261020U true CN207261020U (en) 2018-04-20

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ID=61925140

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721010445.3U Expired - Fee Related CN207261020U (en) 2017-08-11 2017-08-11 A kind of coal tunnelling refractory gunning equipment

Country Status (1)

Country Link
CN (1) CN207261020U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113513340A (en) * 2021-03-17 2021-10-19 临沂矿业集团有限责任公司 Ultra-long distance guniting system for underground coal mine and using method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113513340A (en) * 2021-03-17 2021-10-19 临沂矿业集团有限责任公司 Ultra-long distance guniting system for underground coal mine and using method

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180420

Termination date: 20180811

CF01 Termination of patent right due to non-payment of annual fee