Roadway supporting equipment for gob-side entry retaining
By designing a tunnel support equipment including support reinforcement structure and protective structure, the problem of unstability in the equipment affecting safety is solved, and a more stable and safe support effect of the equipment is achieved, while effectively preventing equipment damage.
Patent Information
- Application Number
- CN202421616613.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-10
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-07-10
AI Technical Summary
The tunnel support equipment left along the air lanes is unstable, which affects safety.
A tunnel support equipment including a base, a hydraulic telescopic rod, a roof plate, a protective structure and a support reinforcement structure are designed. Through the uniform distribution of the threaded structure of the threaded rod and the thread groove and the mounting frame, the support area of the base is increased and the stability of the equipment is improved. At the same time, the equipment is prevented from being damaged through protective structures to ensure the continuity of work.
By increasing the support area of the base, the support of the tunnel support equipment is more stable, improving the safety and service life of the equipment. At the same time, the protective structure effectively prevents equipment from being damaged and ensuring the continuity of work.
Smart Images
Figure CN222668210U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of mining, and in particular relates to a tunnel supporting device for leaving a tunnel along a goaf. Background Art
[0002] Gob-side lane retention refers to a mining technology that maintains the original mining lane along the edge of the goaf behind the coal mining face, and uses certain technical means to re-support the heading of the previous section and leave it for use in the next section. The gob-side lane retention involves a lane support equipment that is of great significance to coal mine construction and production in terms of maintaining smooth lanes and stable surrounding rocks.
[0003] When the tunnel support equipment for leaving tunnels along the goaf is in use, it is necessary to ensure the safety of the tunnel support equipment. Therefore, it is necessary to improve the safety of the tunnel support equipment. The designed support reinforcement structure increases the bottom support area of the tunnel support equipment, making the tunnel support equipment more stable during support, thereby improving the safety of the tunnel support equipment. Utility Model Content
[0004] The utility model provides a tunnel support device for leaving a tunnel along the goaf, aiming to solve the problem that the tunnel support device is unstable and affects the safety.
[0005] The utility model is implemented as follows: a tunnel support device for leaving a tunnel along a goaf comprises a base, a hydraulic telescopic rod is arranged at the middle position of the top of the base, a top plate is arranged at the top of the hydraulic telescopic rod, a protective structure is arranged at the top of the base, and supporting reinforcement structures are arranged on both sides of the top of the base;
[0006] The support reinforcement structure includes a mounting frame, which is fixed to both sides of the top of the base, a threaded groove is provided inside the top of the mounting frame, a threaded rod is provided inside the threaded groove, a handle is fixed to the top of the threaded rod, and a support block is movably connected to the bottom of the threaded rod.
[0007] Preferably, four groups of the mounting frames are provided, and the four groups of the mounting frames are evenly distributed on the top of the top plate.
[0008] Preferably, an outer side wall of the threaded rod is provided with an external thread, an inner side wall of the threaded groove is provided with an internal thread, and the threaded rod and the threaded groove form a threaded structure.
[0009] Preferably, four groups of support blocks are provided, and the four groups of support blocks are evenly distributed on both sides of the base.
[0010] Preferably, the protective structure includes a fixed column, which is fixed to the top of the base, a reserved groove is provided inside the other side of the fixed column, a reflective strip is provided inside the reserved groove, and a protective net is fixed to one side of the fixed column.
[0011] Preferably, four groups of the fixing columns are provided, and the four groups of the fixing columns are evenly distributed on the top of the base.
[0012] Preferably, the inner diameter of the reserved groove is larger than the outer diameter of the reflective strip, and the reserved groove and the reflective strip form a snap-fit structure.
[0013] Preferably, four groups of the protection nets are provided, and the four groups of the protection nets are evenly distributed on the top of the base.
[0014] Compared with the prior art, the embodiments of the present application have the following beneficial effects:
[0015] By setting up a support reinforcement structure and through the threaded structure of the threaded rod and the threaded groove, the handle is grasped and rotated to make the threaded rod rotate inside the threaded groove, so that the threaded rod drives the support block to move. The even distribution of the mounting frame enables the four groups of support blocks to evenly support and reinforce the base. Support blocks are set on both sides of the two groups of top plates, so that the base support area of the tunnel support equipment is increased, and the support of the tunnel support equipment is made more stable.
[0016] By setting up a protective structure and evenly distributing four groups of fixed columns, the four groups of protective nets can be limited on the outer wall of the hydraulic telescopic rod, so that the protective nets can protect the hydraulic telescopic rod. The locking structure of the reserved groove and the reflective strip allows the reflective strip to be limited inside the reserved groove, so that the hydraulic telescopic rod has a warning effect and the tunnel support equipment has a protective effect, avoiding damage to the equipment and affecting the work. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;
[0018] Figure 2 It is a schematic diagram of a partial structure of the utility model from a top view;
[0019] Figure 3 The utility model Figure 1 The enlarged structural diagram at A in the middle;
[0020] Figure 4 This is a schematic diagram of the local three-dimensional structure of the support reinforcement structure of the utility model.
[0021] In the figure: 1. top plate; 2. hydraulic telescopic rod; 3. protective structure; 301. fixed column; 302. reserved groove; 303. reflective strip; 304. protective net; 4. support reinforcement structure; 401. handle; 402. threaded rod; 403. threaded groove; 404. support block; 405. mounting frame; 5. base. DETAILED DESCRIPTION
[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.
[0023] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.
[0024] The utility model provides a tunnel support device for retaining a tunnel along the goaf, such as Figure 1-4 As shown, it includes a base 5, a hydraulic telescopic rod 2 is arranged at the middle position of the top of the base 5, a top plate 1 is arranged at the top of the hydraulic telescopic rod 2, a protective structure 3 is arranged at the top of the base 5, and supporting reinforcement structures 4 are arranged on both sides of the top of the base 5.
[0025] It should be noted that due to the problem that the instability of the tunnel support equipment affects safety, this solution sets up a support reinforcement structure 4. Through the threaded structure of the threaded rod 402 and the threaded groove 403, the handle 401 is grasped and rotated, so that the threaded rod 402 rotates inside the threaded groove 403, and the threaded rod 402 drives the support block 404 to move. The even distribution of the mounting frame 405 enables the four groups of support blocks 404 to evenly support and reinforce the base 5. Support blocks 404 are set on both sides of the two groups of top plates 1, so that the base support area of the tunnel support equipment is increased, and the support of the tunnel support equipment is made more stable.
[0026] Specifically, in this embodiment, this scheme mainly includes a supporting reinforcement structure 4, and the supporting reinforcement structure 4 includes a mounting frame 405, and the mounting frame 405 is fixed to both sides of the top of the base 5. A threaded groove 403 is arranged inside the top of the mounting frame 405, and a threaded rod 402 is arranged inside the threaded groove 403. A turning handle 401 is fixed to the top of the threaded rod 402, and a supporting block 404 is movably connected to the bottom end of the threaded rod 402. First, a threaded groove 403 is opened inside the top of the mounting frame 405, and then the mounting frame 405 is evenly fixed to both sides of the top of the base 5, and then the turning handle 401 is fixed to the top of the threaded rod 402, and then the threaded rod 402 is grasped and the threaded rod 402 is screwed through the threaded groove 403, and then the supporting block 404 is movably connected to the bottom end of the threaded rod 402, so that the four groups of supporting blocks 404 support and reinforce both sides of the base 5, so that the tunnel support equipment is more stable when placed.
[0027] In a further preferred embodiment of the present invention, Figure 1 , Figure 2 and Figure 4 As shown, four groups of mounting frames 405 are provided, and the four groups of mounting frames 405 are evenly distributed on the top of the top plate 1, the outer wall of the threaded rod 402 is provided with an external thread, and the inner wall of the threaded groove 403 is provided with an internal thread, and the threaded rod 402 and the threaded groove 403 form a threaded structure, and four groups of support blocks 404 are provided, and the four groups of support blocks 404 are evenly distributed on both sides of the base 5. The even distribution of the mounting frames 405 facilitates the limiting of the four groups of support blocks 404. Through the threaded structure of the threaded rod 402 and the threaded groove 403, the threaded rod 402 can drive the support block 404 to adjust the height, and at the same time, the limiting of the support block 404 is more stable.
[0028] Specifically, in this embodiment, this scheme mainly includes a protective structure 3, which includes a fixed column 301, which is fixed to the top of the base 5, and a reserved groove 302 is provided inside the other side of the fixed column 301, and a reflective strip 303 is provided inside the reserved groove 302, and a protective net 304 is fixed to one side of the fixed column 301. First, a reserved groove 302 is opened inside the other side of the fixed column 301, and then the reflective strip 303 is engaged with the inside of the reserved groove 302, and then the protective net 304 is fixed to one side of the fixed column 301, and the fixed column 301 is evenly fixed to the top of the base 5, so that the four groups of protective nets 304 are connected and fixed to the corresponding fixed columns 301, so that the protective net 304 protects the hydraulic telescopic rod 2 to prevent the tunnel support equipment from being damaged during use and affecting the work efficiency.
[0029] In a further preferred embodiment of the present invention, Figure 1 , Figure 2 and Figure 3As shown, four groups of fixing columns 301 are provided, and the four groups of fixing columns 301 are evenly distributed on the top of the base 5. The inner diameter of the reserved groove 302 is larger than the outer diameter of the reflective strip 303. The reserved groove 302 and the reflective strip 303 form a snap-fit structure. Four groups of protective nets 304 are provided, and the four groups of protective nets 304 are evenly distributed on the top of the base 5. Through the even distribution of the fixing columns 301, the four groups of protective nets 304 can be limited on the outer side wall of the hydraulic telescopic rod 2, and the hydraulic telescopic rod 2 is protected by the protective nets 304. The snap-fit structure of the reserved groove 302 and the reflective strip 303 makes it easy to limit the reflective strip 303 on the outer side wall of the fixing column 301, so that the reflective strip 303 is limited and fixed.
[0030] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.
[0031] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.
[0032] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
[0033] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.
Claims
1. A tunnel support device for retaining a tunnel along a goaf, characterized in that: It comprises a base (5), a hydraulic telescopic rod (2) is arranged at the middle position of the top of the base (5), a top plate (1) is arranged at the top of the hydraulic telescopic rod (2), a protective structure (3) is arranged at the top of the base (5), and supporting reinforcement structures (4) are arranged on both sides of the top of the base (5); The support reinforcement structure (4) comprises a mounting frame (405), wherein the mounting frame (405) is fixed to two sides of the top of the base (5), a threaded groove (403) is arranged inside the top of the mounting frame (405), a threaded rod (402) is arranged inside the threaded groove (403), a turning handle (401) is fixed at the top of the threaded rod (402), and a supporting block (404) is movably connected to the bottom of the threaded rod (402).
2. The tunnel support equipment for gob-side entry retention as claimed in claim 1, characterized in that: Four groups of the mounting frames (405) are provided, and the four groups of the mounting frames (405) are evenly distributed on the top of the top plate (1).
3. The tunnel support equipment for gob-side entry retention as claimed in claim 1, characterized in that: An external thread is provided on the outer wall of the threaded rod (402), an internal thread is provided on the inner wall of the threaded groove (403), and the threaded rod (402) and the threaded groove (403) form a threaded structure.
4. The tunnel support equipment for gob-side entry retention as claimed in claim 1, characterized in that: The support blocks (404) are provided in four groups, and the four groups of support blocks (404) are evenly distributed on both sides of the base (5).
5. The tunnel support equipment for gob-side entry retaining as claimed in claim 1, characterized in that: The protective structure (3) comprises a fixing column (301), wherein the fixing column (301) is fixed to the top of the base (5), a reserved groove (302) is arranged inside the other side of the fixing column (301), a reflective strip (303) is arranged inside the reserved groove (302), and a protective net (304) is fixed to one side of the fixing column (301).
6. A tunnel support device for gob-side entry retaining as claimed in claim 5, characterized in that: Four groups of the fixing columns (301) are provided, and the four groups of the fixing columns (301) are evenly distributed on the top of the base (5).
7. The tunnel support equipment for gob-side entry retaining as claimed in claim 5, characterized in that: The inner diameter of the reserved groove (302) is greater than the outer diameter of the reflective strip (303), and the reserved groove (302) and the reflective strip (303) form a snap-fit structure.
8. The tunnel support equipment for gob-side entry retaining as claimed in claim 5, characterized in that: Four groups of the protection nets (304) are provided, and the four groups of the protection nets (304) are evenly distributed on the top of the base (5).