Mining fire preventing and extinguishing material grouting device

Abstract

The utility model is suitable for the technical field of mining area safety protection, and provides a mining fire preventing and extinguishing material grouting device which comprises a supporting frame. The storage box is arranged on the supporting frame and used for storing fire preventing and extinguishing materials; the limiting ring is installed on the supporting frame in a sliding mode through a sliding block and used for stabilizing the storage box; the stirring rod is rotationally mounted in the storage box and is used for stirring the fire preventing and extinguishing materials; the scraping plate is fixed on the stirring rod, is in contact with the inner wall of the storage box and is used for scraping fire preventing and extinguishing materials attached to the inner wall of the storage box; the feeding assembly is arranged on the supporting frame and used for conveying fire preventing and extinguishing materials. According to the mining fire preventing and extinguishing material grouting device, slurry can be stirred, the stored slurry is effectively prevented from being solidified, waste is reduced, and safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of mine safety protection, especially relates to a mine fire -fighting material grouting device. BACKGROUND

[0002] The mine fire -fighting grouting device is a kind of grouting device with fire -fighting function, which is used in the case that working face and goaf in mine have the danger of mineral spontaneous combustion, and it sprays mud slurry, fly ash slurry, lime slurry and other slurry substances or higher viscous liquid with water as conveying medium.

[0003] Because the slurry contains a certain amount of mud slurry, lime slurry and chemical gel, the slurry will precipitate during a long period of static state, and because of the lack of activity, the slurry will quickly coagulate and solidify after deposition, from viscous to latex, and from latex to solid structure, so it is difficult to discharge the slurry from the grouting device in the first time when open fire occurs in the mine, which may cause the spread of fire and low safety. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of mine fire -fighting material grouting device, to solve the problem of fire -fighting slurry storage in grouting device content easy precipitation solidification proposed in the above background technique.

[0005] To solve the above problems, the utility model is realized as follows: a kind of mine fire -fighting material grouting device, comprising: support frame;Storage tank for storing fire -fighting material is arranged on the support frame;Limiting ring for stabilizing the storage tank is slidably installed on the support frame by sliding block;Stirring rod for stirring fire -fighting material is rotatably installed in the storage tank;Scraper is fixed on the stirring rod and is in contact with the inner wall of the storage tank, and the scraper is used to scrape the fire -fighting material attached to the inner wall of the storage tank;Feeding assembly for conveying fire -fighting material is arranged on the support frame.

[0006] Preferably, the feeding assembly includes a material guide cylinder mounted on the support frame for guiding the discharge of fire -fighting material, a discharge pipe is provided between the material guide cylinder and the storage tank for communicating the material guide cylinder and the storage tank, an auger is rotatably installed in the material guide cylinder for conveying fire -fighting material, a motor box and a grouting pipe are respectively installed on both sides of the material guide cylinder, the output shaft of the motor box is connected with the auger, and the grouting pipe is used to output fire -fighting material.

[0007] Preferably, an electric guide rail is installed on the support frame, an adjusting frame is fixed on the moving part of the electric guide rail, a servo motor for driving the stirring rod to rotate is installed on the adjusting frame through a fixing ring, and a connecting assembly is provided between the output shaft of the servo motor and the stirring rod.

[0008] Preferably, the connecting assembly comprises a limiting block fixed on the stirring rod and a limiting cylinder mounted on the output shaft of the servo motor, the limiting cylinder movably sheaths outside the limiting block, and the limiting cylinder cooperates with the limiting block for transmission.

[0009] Preferably, a feeding pipe is mounted on the top of the storage box, a protective cap for closing the feeding pipe is threadedly mounted on the feeding pipe, a reciprocating motor and a gear reducer are arranged in the motor box, the input shaft of the gear reducer is connected with the output shaft of the reciprocating motor, and the output shaft of the gear reducer is connected with the auger.

[0010] Preferably, a connecting block in sliding connection with the supporting frame is mounted on the adjusting frame, and a limiting groove for limiting the movement path of the connecting block is arranged on the inner wall of the supporting frame.

[0011] Preferably, a supporting block for supporting the storage box is mounted on the top of the material guiding cylinder, and balls for reducing friction are inlaid in the bottom of the supporting block and in contact with the outer wall of the bottom of the storage box.

[0012] Compared with the related art, the mine fire-preventing and extinguishing material grouting device has the following advantages

[0013] Advantages:

[0014] Compared with the prior art, the mine fire-preventing and extinguishing material grouting device provided by the scheme takes the supporting frame as a basic support structure, ensures the stability and reliability of the whole device, facilitates installation and use in a mine environment, realizes flexible adjustment of the position of the storage box through the design of the sliding block and the limiting ring, thereby improving the adaptability of grouting operation to different working conditions, the storage box is used for storing sufficient fire-preventing and extinguishing material, ensuring that the grouting operation can be continuously performed and will not be interrupted due to insufficient material, the design of the stirring rod and the scraper effectively prevents the precipitation and condensation of the fire-preventing and extinguishing material, maintains the uniformity and fluidity of the slurry, thereby ensuring the grouting effect, meanwhile, the scraper can also scrape off the material attached to the inner wall of the storage box, preventing material accumulation, further improving the stirring effect and grouting efficiency, the design of the feeding assembly realizes continuous and stable conveying of the fire-preventing and extinguishing material, the auger pushes the slurry from the storage box to the grouting pipe through rotary motion, which not only improves the conveying efficiency of the slurry but also ensures the stability and timeliness of the grouting operation, the design of the electric guide rail, the adjusting frame, the fixing ring and the servo motor realizes accurate adjustment and high-precision control of the position of the stirring rod, further improving the flexibility and accuracy of the grouting operation, and the design of the connecting assembly ensures stable connection and torque transmission between the stirring rod and the servo motor. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a main view cross-sectional structure schematic diagram of a mine fire preventing and extinguishing material grouting device provided by the utility model;

[0016] Figure 2 For Figure 1 is an enlarged structure schematic diagram of the A part shown in the figure;

[0017] Figure 3 is a top view structure schematic diagram of the limiting ring in the utility model;

[0018] Figure 4 is a three-dimensional structure schematic diagram of the limiting cylinder in the utility model.

[0019] The drawing mark: 1, support frame; 2, sliding block; 3, limiting ring; 4, storage box; 5, material guiding cylinder; 6, material discharging pipe; 7, auger; 8, motor box; 9, grouting pipe; 10, supporting block; 11, stirring rod; 12, scraper; 13, electric guide rail; 14, adjusting frame; 15, fixed ring; 16, servo motor; 17, limiting cylinder; 18, limiting block; 19, material supplementing pipe. DETAILED DESCRIPTION

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application; the description and the drawings are to be regarded as illustrative in nature and are not intended to limit the application; the terminology used in the description and the claims of the present application and the above description of the drawings includes the terms specifically mentioned above as well as their derivatives.

[0021] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily all directed to the same embodiment, or to a single alternative embodiment. It is explicitly contemplated that embodiments described herein can be combined with each other.

[0022] The utility model embodiment provides a kind of mine fire preventing and extinguishing material grouting device, such as Figures 1-4As shown, the mine fire extinguishing material grouting device comprises: a support frame 1; a storage box 4 for storing fire extinguishing materials arranged on the support frame 1; a limiting ring 3 for stabilizing the storage box 4 slidably mounted on the support frame 1 through a sliding block 2; a stirring rod 11 rotatably mounted in the storage box 4 for stirring the fire extinguishing materials; a scraper 12 fixed on the stirring rod 11 and in contact with the inner wall of the storage box 4, the scraper 12 is used for scraping the fire extinguishing materials attached to the inner wall of the storage box 4; a feeding assembly arranged on the support frame 1 for conveying the fire extinguishing materials.

[0023] In this embodiment, the support frame 1 serves as the basic support structure of the entire grouting device, ensuring the stability of the device and facilitating installation and use in mine environment. The limiting ring 3 can be slidably mounted on the support frame 1 through the sliding block 2, used to adjust the position to stabilize the storage box 4, providing flexible adjustment space to ensure the stability of the storage box 4 under different working conditions. The limiting ring 3 is used to stabilize the storage box 4 to prevent it from shaking during grouting, improving the accuracy and safety of grouting operation. The storage box 4 is used to store fire extinguishing materials such as mud, fly ash slurry, lime slurry and chemical gel, ensuring sufficient grouting materials for grouting operation at any time. The stirring rod 11 is used to stir the fire extinguishing materials to prevent them from precipitating and coagulating, maintaining the uniformity and fluidity of the slurry and ensuring the grouting effect. The scraper 12 is used to scrape the fire extinguishing materials attached to the inner wall to prevent the materials from accumulating on the inner wall of the storage box 4, affecting the stirring effect and grouting efficiency. The feeding assembly is used to convey the fire extinguishing materials to the grouting point to realize continuous and stable conveying of the slurry, ensuring the smooth progress of grouting operation.

[0024] In further preferred embodiments of the present application, the feeding assembly comprises a material guiding cylinder 5 mounted on the support frame 1 for guiding the discharge of fire extinguishing materials, a discharge pipe 6 connected between the material guiding cylinder 5 and the storage box 4 for communicating the material guiding cylinder 5 and the storage box 4, an auger 7 rotatably mounted in the material guiding cylinder 5 for conveying the fire extinguishing materials, a motor box 8 and a grouting pipe 9 respectively mounted on both sides of the material guiding cylinder 5, the output shaft of the motor box 8 is connected with the auger 7, and the grouting pipe 9 is used to output the fire extinguishing materials.

[0025] In the embodiment, the material guiding cylinder 5 is used for guiding the fire extinguishing material to be discharged from the storage box 4 to the grouting point, ensuring the stable flow of the slurry during the conveying process, reducing material waste and environmental pollution, the discharge pipe 6 is arranged between the material guiding cylinder 5 and the storage box 4, used for connecting the two, realizing the continuous conveying of the slurry, providing a channel for the slurry from the storage box 4 to the material guiding cylinder 5, ensuring the continuity of the grouting operation, the auger 7 pushes the slurry from the storage box 4 to the material guiding cylinder 5 through the discharge pipe 6 through the rotating movement, and finally outputs through the grouting pipe 9, improves the conveying efficiency of the slurry, ensures the stability and timeliness of the grouting operation, the motor box 8 provides power for the auger 7, realizes the automatic control of the auger 7, and improves the automation degree of the grouting operation.

[0026] In the further preferred embodiment of the utility model, the supporting frame 1 is provided with an electric guide rail 13, a movable part of the electric guide rail 13 is fixed with an adjusting frame 14, the adjusting frame 14 is provided with a servo motor 16 for driving the stirring rod 11 to rotate through a fixing ring 15, and a connecting assembly is arranged between the output shaft of the servo motor 16 and the stirring rod 11.

[0027] In the embodiment, the movable part of the electric guide rail 13 can drive the adjusting frame 14 and the components thereon fixed thereon to be accurately adjusted in position, so that the stirring rod 11 can be flexibly controlled, the height and position of the servo motor 16 and the connecting assembly thereof can be conveniently adjusted through the adjusting frame 14 to adapt to storage boxes 4 of different sizes and stirring requirements, the fixing ring 15 is used for fixing the servo motor 16, so that the servo motor 16 can be stably mounted on the adjusting frame 14 and prevented from shaking or moving during stirring, the servo motor 16 has high-precision and high-stability control characteristics, so that the stirring rod 11 can be accurately controlled in speed and direction, thereby improving the stirring effect and the uniformity of the slurry, and the connecting assembly is used for transmitting torque and rotating motion, so that the power of the servo motor 16 can be stably and efficiently transmitted to the stirring rod 11, and energy loss and wear are reduced.

[0028] In the further preferred embodiment of the utility model, the connecting assembly comprises a limiting block 18 fixed on the stirring rod 11 and a limiting cylinder 17 mounted on the output shaft of the servo motor 16, the limiting cylinder 17 is movably sleeved outside the limiting block 18, and the limiting cylinder 17 is used for transmission in cooperation with the limiting block 18.

[0029] In the embodiment, the stable connection between the stirring rod 11 and the limiting cylinder 17 can be ensured through the design of the limiting block 18, and the transmission of the torque is realized, the design is simple and reliable, easy to install and maintain, the limiting cylinder 17 is designed to be closely matched with the limiting block 18, the effective transmission of the torque is ensured, meanwhile, the movable sleeve is arranged in a mode, so that the connecting assembly has a certain flexibility, the slight displacement of the stirring rod 11 in the stirring process can be adapted, and therefore the stability and reliability of the transmission are maintained.

[0030] In the further preferred embodiment of the utility model, the top of the storage box 4 is provided with a feeding pipe 19, a protective cap for closing the feeding pipe 19 is threadedly installed on the feeding pipe 19, a reciprocating motor and a gear reducer are arranged in the motor box 8, the input shaft of the gear reducer is connected with the output shaft of the reciprocating motor, and the output shaft of the gear reducer is connected with the auger 7.

[0031] In the embodiment, the design of the feeding pipe 19 enables the operator to conveniently add materials into the storage box 4 during the grouting operation, without stopping the grouting operation or disassembling the storage box 4, so that the continuity and efficiency of the grouting operation are improved, the design of the protective cap can effectively protect the feeding pipe 19 from being polluted or damaged, and ensure that the materials in the storage box 4 are not wasted or cause safety hazards due to leakage, the reciprocating motor has the advantages of simple structure, stable operation and easy control, and through cooperation with the gear reducer, low-speed and large-torque output of the auger 7 can be realized, so that the conveying efficiency and stability of the slurry are improved, the main function of the gear reducer is to reduce the rotating speed of the motor and increase the torque, so as to adapt to the load demand of the auger 7 during conveying of the slurry, and through the speed reduction and torque increasing effect of the gear reducer, the auger 7 can have sufficient driving force and stability when conveying viscous slurry.

[0032] In the further preferred embodiment of the utility model, the adjusting frame 14 is provided with a connecting block which is slidingly connected with the support frame 1, and a limiting groove for limiting the movement path of the connecting block is arranged on the inner wall of the support frame 1.

[0033] In the embodiment, the design of the connecting block enables the adjusting frame 14 to smoothly slide in a specific direction on the support frame 1, so that the position of the stirring rod 11 can be accurately adjusted, the design not only improves the stability and reliability of the movement of the adjusting frame 14, but also enables the stirring rod 11 to adapt to storage boxes 4 of different sizes and shapes, thereby enhancing the flexibility and adaptability of the grouting device, and the design of the limiting groove can effectively prevent the connecting block from deviating from the predetermined track during movement, so as to ensure that the adjusting frame 14 and the stirring rod 11 thereon can move along the set path, which not only improves the accuracy and stability of the grouting operation, but also avoids equipment damage or safety hazards caused by the connecting block deviating from the track.

[0034] Further preferably in the utility model discloses, the top of the material guiding cylinder 5 is equipped with the support block 10 for supporting the storage box 4, the bottom of the support block 10 is inlaid with the ball for reducing friction, the ball is contacted with the bottom outer wall of the storage box 4.

[0035] In the embodiment, the design of support block 10 makes the storage box 4 can be stably placed on the material guiding cylinder 5, so as to ensure that the slurry can flow smoothly from the storage box 4 into the material guiding cylinder 5, this design not only improves the stability and reliability of the grouting device, but also makes the replacement and cleaning of the storage box 4 more convenient, the design of the ball greatly reduces the friction resistance between the support block 10 and the storage box 4, so that the storage box 4 is more smooth during placement and movement, this design not only reduces equipment wear and energy consumption, but also improves the efficiency of grouting operation, at the same time, the rolling action of the ball can also relieve the deformation of the storage box 4 caused by gravity to some extent, thereby prolonging its service life.

[0036] In summary, compared with the related art, the device ensures the stability and reliability of the whole device by taking the support frame 1 as the basic support structure, which is convenient for installation and use in mine environment, through the design of the sliding block 2 and the limiting ring 3, the position of the storage box 4 is flexibly adjusted, thereby improving the adaptability of grouting operation to different working conditions, the storage box 4 is used for storing sufficient fire prevention and extinguishing materials, ensuring that the grouting operation can be continuously carried out and will not be interrupted due to insufficient materials, the design of the stirring rod 11 and the scraper 12 effectively prevents the precipitation and condensation of the fire prevention and extinguishing materials, maintains the uniformity and fluidity of the slurry, thereby ensuring the grouting effect, at the same time, the scraper 12 can also scrape off the materials attached to the inner wall of the storage box 4, preventing material accumulation, further improving the stirring effect and grouting efficiency, the design of the feeding assembly realizes the continuous and stable conveying of the fire prevention and extinguishing materials, the auger 7 pushes the slurry from the storage box 4 to the grouting pipe 9 output through rotary motion, which not only improves the conveying efficiency of the slurry, but also ensures the stability and timeliness of the grouting operation, the design of the electric guide rail 13, the adjusting frame 14, the fixing ring 15 and the servo motor 16 realizes the accurate adjustment and high-precision control of the position of the stirring rod 11, further improving the flexibility and accuracy of the grouting operation, the design of the connecting assembly ensures the stable connection and torque transmission between the stirring rod 11 and the servo motor 16.

[0037] In several embodiments provided in the application, it should be understood that the disclosed device can be implemented in other ways.

[0038] The above examples are only used to illustrate the technical solutions of the present application, and are not intended to limit the protection scope of the present application. Obviously, the described examples are only some of the embodiments of the present application, not all the embodiments. Based on these examples, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application. Although the present application has been described in detail with reference to the above examples, those of ordinary skill in the art can still combine, add or delete the features in the embodiments of the present application according to the circumstances without creative labor, so as to obtain different other technical solutions which do not deviate from the concept of the present application in essence, and these technical solutions also fall within the scope of the present application.

Claims

1. A grouting device for fire prevention and extinguishing materials in mines, characterized in that, include: Support frame; Storage boxes for storing fire-fighting materials are installed on the support frame; A limiting ring for stabilizing the storage box is slidably mounted on the support frame by a slider; Rotate the stirring rod installed inside the storage box for stirring fire-fighting materials. A scraper fixed to the stirring rod and in contact with the inner wall of the storage tank is used to scrape off the fire-resistant and extinguishing material adhering to the inner wall of the storage tank. A feeding assembly for conveying fire-fighting materials is installed on the support frame.

2. The grouting device for mine fire prevention and extinguishing materials as described in claim 1, characterized in that, The feeding assembly includes a guide cylinder mounted on the support frame for guiding the discharge of fire extinguishing materials, a discharge pipe connecting the guide cylinder and the storage tank, an auger rotatably installed inside the guide cylinder for conveying fire extinguishing materials, a motor box and a grouting pipe respectively installed on both sides of the guide cylinder, the output shaft of the motor box being connected to the auger, and the grouting pipe for discharging fire extinguishing materials.

3. The grouting device for mine fire prevention and extinguishing materials as described in claim 1, characterized in that, An electric guide rail is mounted on the support frame, and an adjustment frame is fixed on the moving part of the electric guide rail. A servo motor for driving the stirring rod to rotate is mounted on the adjustment frame through a fixing ring. A connecting component is provided between the output shaft of the servo motor and the stirring rod.

4. The grouting device for mine fire prevention and extinguishing materials as described in claim 3, characterized in that, The connecting assembly includes a limiting block fixed on the stirring rod and a limiting cylinder mounted on the output shaft of the servo motor. The limiting cylinder is movably sleeved outside the limiting block and cooperates with the limiting block for transmission.

5. The grouting device for mine fire prevention and extinguishing materials as described in claim 2, characterized in that, The top of the storage box is equipped with a feeding pipe, and a protective cap for sealing the feeding pipe is threaded onto the feeding pipe. The motor box is equipped with a reciprocating motor and a gear reducer. The input shaft of the gear reducer is connected to the output shaft of the reciprocating motor, and the output shaft of the gear reducer is connected to the auger.

6. The grouting device for mine fire prevention and extinguishing materials as described in claim 3, characterized in that, The adjusting frame is equipped with a connecting block that is slidably connected to the support frame, and the inner wall of the support frame is provided with a limiting groove for limiting the movement path of the connecting block.

7. The grouting device for mine fire prevention and extinguishing materials as described in claim 2, characterized in that, The top of the feed cylinder is equipped with a support block for supporting the storage box, and the bottom of the support block is inlaid with ball bearings for reducing friction. The ball bearings are in contact with the bottom outer wall of the storage box.

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