Storage tank with protective structure for coal mine overlying strata separation layer grouting
By introducing structures such as buffer pads, inner pads and support screws into the storage tank, the problems of poor protection, unstable fixation and inconvenient transportation of the storage equipment are solved, and more efficient use effect is achieved.
Patent Information
- Application Number
- CN202422533788.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-21
- Publication Date
- 2025-07-25
- Estimated Expiration
- 2034-10-21
AI Technical Summary
The existing material storage equipment has poor protection effect, unstable fixation and inconvenient transportation in coal mine rock-covered destratum grouting, and has poor use effect.
A storage tank with a protective structure is designed, including a buffer pad, an inner pad, a support screw and a splicing structure. The protection is provided through a buffer pad, the inner pad is heat-insulated, and the support screw is fixed, and the splicing structure is stable for transportation.
It realizes effective protection, heat insulation, fixing and stability of the tank body, and is easy to transport, improving the safety and stability of use.
Smart Images
Figure CN223149320U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of storage tanks for grouting, in particular to a storage tank for overburden separation grouting in coal mines with a protection structure. Background Technique
[0002] With the rapid development of China's economy, the demand for coal resources has increased sharply, and the exploitation of deep coal resources has become the norm. The traditional caving method for dealing with goafs has increasingly prominent ecological environment problems such as surface subsidence, groundwater system damage, and gangue discharge after large-scale exploitation. In recent years, the overburden separation grouting and subsidence reduction technology has become one of the effective technical ways to solve the above problems. Overburden separation grouting makes full use of the separated layer space after coal seam mining, injects filling materials into the separated layer area through ground drilling, slows down the bending and subsidence of the rock layer, reduces surface subsidence, and effectively realizes the parallel operation of underground mining and ground grouting filling without interference. It has the characteristics of low cost, high coal recovery rate and production efficiency, and is suitable for high production capacity. When grouting, a storage tank is needed to store the slurry.
[0003] Most of the existing storage equipment directly uses a storage tank for storage, but there are deficiencies. The existing equipment has poor protection effect, unstable placement and fixation, inconvenient transportation, and poor use effect. Therefore, a storage tank for overburden separation grouting in coal mines with a protection structure is needed to solve the above problems. Content of the Utility Model
[0004] The purpose of the utility model is to provide a storage tank for overburden separation grouting in coal mines with a protection structure, so as to solve the problems of poor protection effect, unstable placement and fixation, inconvenient transportation, and poor use effect of the storage equipment mentioned in the above background technique.
[0005] To achieve the above object, the present utility model provides the following technical solutions: A storage tank for grouting overburden separation in coal mines with a protective structure, including a tank body. The front side of the tank body is electrically connected to a PLC controller, and the lower edge of the tank body is fixedly connected to a support frame. The central position at the lower end of the tank body is connected and installed with a discharge port, and the upper ends on both sides of the tank body are connected and installed with feed ports. One end of each feed port is inserted and installed with a sealing cover. The central position at the upper end of the tank body is inserted and installed with a rotary motor, and the output end of the rotary motor is installed with a rotary rod. The rotary rod is inserted and installed with the inner wall of the tank body, and the outer wall of the rotary rod is fixedly connected with stirring blocks. The inner wall of the tank body is fitted and connected with inner cushion blocks, and the outer wall of the tank body and the inner wall of the inner cushion blocks are fitted and connected with buffer pads. One side of the tank body is fixedly connected with a splicing slot, and fixing bolts are inserted and installed at the upper and lower ends of the splicing slot. The other side of the tank body is fixedly connected with a splicing plug. The inner wall of the lower end of the support frame is provided with a forklift splicing groove, and support screw grooves are fixedly connected to the front and rear sides of the support frame. A support screw is inserted into the inner wall of the support screw groove, and a storage groove is opened at the lower end of the inner wall of the support screw. A fixing plug is inserted into the inner wall of the storage groove, and expansion slots are opened at the upper ends on both sides of the fixing plug. A connecting spring is fixedly connected to the inner wall of the expansion slot, and a locking convex block is fixedly connected to one end of the connecting spring. The locking convex block is inserted and installed with a locking hole, and the locking hole is opened at the lower ends on both sides of the support screw.
[0006] Preferably, the tank bodies are inserted and spliced in the splicing slots through the splicing plugs, and the splicing plugs are bolt-fixed to the splicing slots through the fixing bolts.
[0007] Preferably, the discharge port and the feed ports are connected in a triangular shape on the tank body, and the discharge port is integrated with a pump body. The sealing cover is inserted and hermetically connected to the feed port.
[0008] Preferably, the forklift splicing grooves are distributed inlaid on the inner wall of the support frame, and the inner wall of the forklift splicing groove is of an elastic structure.
[0009] Preferably, the buffer pads are distributed in a wrapping position on the inner and outer walls of the tank body. The inner cushion blocks are made of heat-insulating materials. The stirring blocks are rotationally connected to the tank body through the rotary motor, and the stirring blocks are distributed in a circumferential staggered manner on the inner wall of the tank body.
[0010] Preferably, the support screw is connected to the support frame through the support screw groove in a spiral lifting manner. The fixing plug is of a pointed structure, and the fixing plug is connected to the support screw through the storage groove in a lifting manner. The fixing plug is buckled and locked to the support screw through the locking convex block in the locking hole.
[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows: The storage tank for coal mine overburden separation grouting with a protective structure can wrap and buffer support the inner and outer walls of the tank through buffer pads, providing effective protection. Moreover, it can achieve high-efficiency heat insulation through inner pads to avoid slurry condensation. In addition, this device can be locked and fixed to the ground through support screws and can be adapted to different ground fixings through fixed plugs, ensuring stable placement. Furthermore, this device can be transported by a forklift through the forklift splicing groove and can be mutually spliced through splicing blocks, fixing bolts, and splicing slots, ensuring stable transportation. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 Fig. is the front view of a storage tank for coal mine overburden separation grouting with a protective structure according to the present utility model;
[0013] Figure 2 Fig. is the schematic diagram of the internal structure of a storage tank for coal mine overburden separation grouting with a protective structure according to the present utility model;
[0014] Figure 3 A storage tank for coal mine overburden separation grouting with a protective structure according to the present utility model Figure 2 Enlarged view of part A in;
[0015] Figure 4 A storage tank for coal mine overburden separation grouting with a protective structure according to the present utility model Figure 2 Enlarged view of part B in;
[0016] Figure 5 A storage tank for coal mine overburden separation grouting with a protective structure according to the present utility model Figure 2 Enlarged view of part C in.
[0017] In the figure: 1, tank body; 2, support frame; 3, discharge port; 4, PLC controller; 5, feed port; 6, rotating motor; 7, rotating rod; 8, forklift splicing groove; 9, splicing block; 10, stirring block; 11, sealing cover; 12, buffer pad; 13, fixing bolt; 14, splicing slot; 15, inner pad; 16, support screw; 17, support screw groove; 18, locking hole; 19, locking convex block; 20, telescopic groove; 21, connecting spring; 22, fixed plug; 23, storage groove. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.
[0019] Please refer to Figures 1-5 , the present utility model provides a technical solution: a storage tank for grouting of overburden separation in coal mines with a protective structure, including a tank body 1, a support frame 2, a discharge port 3, a PLC controller 4, a feed port 5, a rotary motor 6, a rotary rod 7, a forklift splicing groove 8, a splicing plug 9, a stirring block 10, a sealing cover 11, a buffer pad 12, a fixing bolt 13, a splicing slot 14, an inner cushion block 15, a support screw rod 16, a support screw groove 17, a locking hole 18, a locking projection 19, a telescopic groove 20, a connecting spring 21, a fixing plug 22 and a storage groove 23. The front side of the tank body 1 is electrically connected to the PLC controller 4, and the lower edge of the tank body 1 is fixedly connected to the support frame 2. The tank bodies 1 are inserted and spliced in the splicing slots 14 through the splicing plugs 9, and the splicing plugs 9 are bolt-fixed to the splicing slots 14 through the fixing bolts 13, so that the tank bodies 1 can be inserted and spliced, which is convenient for combined placement and transportation and is safe to use.
[0020] The discharge port 3 is connected and installed at the center position of the lower end of the tank body 1, and the upper ends on both sides of the tank body 1 are connected and installed with the feed port 5. The discharge port 3 and the feed port 5 are connected in a triangular shape on the tank body 1, and the discharge port 3 is integrated with a pump body. The sealing cover 11 is inserted and sealed with the feed port 5, so that the discharge port 3 and the feed port 5 are convenient for stable feeding and discharging, and can be processed in a closed state during operation.
[0021] A sealing cover 11 is inserted and installed at one end of the feed port 5. A rotary motor 6 is inserted and installed at the center of the upper end of the tank body 1, and a rotary rod 7 is installed at the output end of the rotary motor 6. The rotary rod 7 is inserted and installed on the inner wall of the tank body 1, and stirring blocks 10 are fixedly connected to the outer wall of the rotary rod 7. An inner cushion block 15 is attached to the inner wall of the tank body 1, and buffer pads 12 are attached to the outer wall of the tank body 1 and the inner wall of the inner cushion block 15. The buffer pads 12 are distributed in a wrapping position on the inner and outer walls of the tank body 1. The inner cushion block 15 is made of heat-insulating material. The stirring blocks 10 are rotationally connected to the tank body 1 through the rotary motor 6, and the stirring blocks 10 are distributed in a circumferential staggered manner on the inner wall of the tank body 1, so that the buffer pads 12 can provide internal and external protection, and can be insulated through the inner cushion block 15 to avoid condensation, and the slurry can be stirred by the stirring blocks 10.
[0022] One side of the tank body 1 is fixedly connected with a splicing slot 14, and fixing bolts 13 are inserted and installed at the upper and lower ends of the splicing slot 14. The other side of the tank body 1 is fixedly connected with a splicing block 9. A forklift splicing groove 8 is opened at the lower end of the inner wall of the support frame 2, and support screw grooves 17 are fixedly connected to the front and rear sides of the support frame 2. The forklift splicing groove 8 is embedded in the inner wall of the support frame 2, and the inner wall of the forklift splicing groove 8 is of an elastic structure, so that the forklift splicing groove 8 is convenient to carry by a forklift. A support screw rod 16 is inserted and installed in the inner wall of the support screw groove 17, and a storage groove 23 is opened at the lower end of the inner wall of the support screw rod 16. The support screw rod 16 is connected to the support frame 2 in a spiral lifting manner through the support screw groove 17. The fixed plug 22 is of a pointed structure, and the fixed plug 22 is connected to the support screw rod 16 in a lifting manner through the storage groove 23. The fixed plug 22 is buckled and locked with the support screw rod 16 through a locking convex block 19 in a locking hole 18, so that the support screw rod 16 is convenient for spiral lifting support, stable in placement, and can adapt to different fixing environments, and is convenient to use.
[0023] A fixed plug 22 is inserted and installed in the inner wall of the storage groove 23, and telescopic grooves 20 are opened at the upper ends of both sides of the fixed plug 22. A connecting spring 21 is fixedly connected to the inner wall of the telescopic groove 20, and a locking convex block 19 is fixedly connected to one end of the connecting spring 21. The locking convex block 19 is inserted and installed in the locking hole 18, and the locking hole 18 is opened at the lower ends of both sides of the support screw rod 16.
[0024] Working principle: When using the storage tank for coal mine overburden separation layer grouting with a protective structure, first lock and support the device to the ground through the support screw rod 16. When the ground environment for placement is different, the fixed plug 22 can be pulled out from the storage groove 23, and then buckled and locked through the locking hole 18 and the locking convex block 19, and inserted and installed with the ground. Then connect the device to the power supply, then open the sealing cover 11, then connect the feeding pipeline to the feeding port 5, then inject the slurry into the tank body 1, and then slowly stir through the rotating motor 6, the rotating rod 7 and the stirring block 10. When grouting is required, it can be connected through the discharge port 3 for grouting operation. When multiple groups are needed for use, they can be inserted, locked and combined through the splicing block 9, the fixing bolt 13 and the splicing slot 14. When being impacted, it can be buffered and protected through the inner and outer walls of the buffer pad 12, and heat insulation treatment can be carried out through the inner cushion block 15 to avoid being affected by the external temperature. When transportation is required, the forklift can be used for loading and unloading through the forklift splicing groove 8, and stable transportation can be achieved through combined placement. This is the use process of the storage tank for coal mine overburden separation layer grouting with a protective structure.
[0025] Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.
Claims
1. A storage tank for grouting of separated strata in overlying strata of coal mines with a protective structure, including a tank body (1), the front side of the tank body (1) is electrically connected to a PLC controller (4), and the lower edge of the tank body (1) is fixedly connected with a support frame (2), and it is characterized in that: At the center of the lower end of the tank body (1), a discharge port (3) is connected and installed, and at the upper ends on both sides of the tank body (1), a feed port (5) is connected and installed. One end of the feed port (5) is inserted and installed with a sealing cover (11). At the center of the upper end of the tank body (1), a rotating motor (6) is inserted and installed, and a rotating rod (7) is installed at the output end of the rotating motor (6). The rotating rod (7) is inserted and installed with the inner wall of the tank body (1), and stirring blocks (10) are fixedly connected to the outer wall of the rotating rod (7). The inner wall of the tank body (1) is fitted with an inner cushion block (15), and a buffer pad (12) is fitted between the outer wall of the tank body (1) and the inner wall of the inner cushion block (15). One side of the tank body (1) is fixedly connected with a splicing slot (14), and fixing bolts (13) are inserted and installed at the upper and lower ends of the splicing slot (14). The other side of the tank body (1) is fixedly connected with a splicing plug (9). At the lower end of the inner wall of the support frame (2), a forklift splicing groove (8) is opened, and support screw grooves (17) are fixedly connected to the front and back sides of the support frame (2). A support screw rod (16) is inserted into the inner wall of the support screw groove (17), and a storage groove (23) is opened at the lower end of the inner wall of the support screw rod (16). A fixing plug (22) is inserted into the inner wall of the storage groove (23), and telescopic grooves (20) are opened at the upper ends on both sides of the fixing plug (22). A connecting spring (21) is fixedly connected to the inner wall of the telescopic groove (20), and a locking convex block (19) is fixedly connected to one end of the connecting spring (21). The locking convex block (19) is inserted and installed with a locking hole (18), and the locking hole (18) is opened at the lower ends on both sides of the support screw rod (16).
2. The material storage tank for grouting of separated strata in overlying strata of coal mines with a protection structure according to claim 1, characterized in that: The tank bodies (1) are inserted and spliced in the splicing slots (14) through the splicing plugs (9), and the splicing plugs (9) are bolt-fixed to the splicing slots (14) through the fixing bolts (13).
3. The stock bin for grouting in the separated seam of overlying strata in coal mines with a protection structure according to claim 2, characterized in that: The discharge port (3) and the feed port (5) are connected in a triangular connection on the tank body (1), and the discharge port (3) is integrated with a pump body. The sealing cover (11) is inserted and sealed with the feed port (5).
4. A storage tank for coal mine overburden separation grouting with a protective structure according to claim 3, characterized in that: The forklift splicing grooves (8) are distributed inlaid on the inner wall of the support frame (2), and the inner wall of the forklift splicing grooves (8) is of an elastic structure.
5. The storage tank for grouting of separated strata in overlying strata of coal mines with a protective structure according to claim 4, characterized in that: The buffer pads (12) are distributed in a wrapping position on the inner and outer walls of the tank body (1). The inner cushion block (15) is made of a heat-insulating material. The stirring blocks (10) are rotationally connected to the tank body (1) through the rotating motor (6), and the stirring blocks (10) are distributed in a circular offset on the inner wall of the tank body (1).
6. The material storage tank for grouting in the separated layer of overlying strata in coal mines with a protection structure according to claim 5, characterized in that: The support screw rod (16) is connected to the support frame (2) through the support screw groove (17) in a spiral lifting connection. The fixing plug (22) is of a pointed structure, and the fixing plug (22) is connected to the support screw rod (16) through the storage groove (23) in a lifting connection. The fixing plug (22) is connected to the support screw rod (16) through the locking convex block (19) in a snap-locking installation in the locking hole (18).