Safety supporting structure for coal mine production

Abstract

The utility model provides a safety supporting structure for coal mine production, belongs to the technical field of coal mine safety production, and aims to solve the problems that an existing safety supporting structure for coal mine production is inconvenient to move in a mine, and a larger base is inconvenient to move and position. Comprising a supporting base; the hydraulic rod is in bolted connection with the upper part of the supporting base; the supporting top plate is in bolted connection with the top end of the hydraulic rod; the movable universal wheels are arranged at the bottom of the supporting base; the four sets of auxiliary supporting seats are arranged, and the four sets of auxiliary supporting seats are welded to the front side and the rear side of the supporting base; the supporting swing arms are hinged to the interiors of the four sets of auxiliary supporting seats; the movable supporting assembly is arranged in the supporting base; and the auxiliary supporting assembly is arranged in the auxiliary supporting seat. The device has the advantages of being convenient to move, stable in structure, convenient to transport and the like.

Description

Technical Field

[0001] The utility model belongs to the technical field of coal mine production safety, and more specifically, particularly relates to a safety support structure for coal mine production. Background Art

[0002] In the process of coal mining, it is necessary to dig tunnels underground to mine coal. In order to ensure the safety of operations in the tunnels, it is necessary to set up a safety support structure for coal mine production in the tunnels to ensure the safety inside the mine and prevent tunnel collapse. Most of the existing safety support structures for coal mine production are composed of a base, a hydraulic rod and a support plate. The base is used to support the hydraulic rod and the support plate, and the hydraulic rod is used to adjust the support height of the support plate to ensure that it can effectively support and protect the tunnel.

[0003] Existing application number CN202121548190.2 The utility model relates to the field of coal mine safety technology, specifically a support frame with an anti-drift structure for coal mine safety production, including a device body, the device body includes a fixed structure, the fixed structure includes a support structure, the support structure includes a support column, the surface of the fixed structure is connected to the support column, the outer wall of the top of the support column is fixed with an insert block, and the insert block is inserted inside the fixed structure, and the surface of the support column is provided with an anti-slip sleeve. The utility model is provided with a support column, an anti-slip sleeve, a button, a first limit column, a first spring, a second limit column, a second spring, a fixed groove, a connecting column and a rotating shaft, so that it is convenient to fix the device with the fixed structure to prevent the device from deflecting, increase the stability of the device, and improve the use effect of the device. Under the action of the anti-slip sleeve, the device is prevented from deflecting, the stability of the device is increased, and the anti-drift effect of the device is improved.

[0004] Based on the above, the existing safety support structure for coal mine production is relatively heavy, the interior of the mine is relatively narrow, and it is not convenient for large equipment to enter. It is inconvenient to install and move the support structure inside the mine, and the operation is too cumbersome. In order to ensure the supporting effect of the support structure, the base volume is mostly set to be large. The large base is not convenient to move and adjust, and increases the burden during movement or transportation. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a safety support structure for coal mine production, so as to solve the problems that the existing safety support structure for coal mine production is itself relatively heavy, the interior of the mine is relatively narrow, it is not convenient for large equipment to enter, it is inconvenient to install and move the support structure inside the mine, the operation is too cumbersome, and in order to ensure the supporting effect of the support structure, the base volume is mostly set to be large, the large base is not convenient to move and adjust, and increases the burden during movement or transportation.

[0006] The purpose and effect of the safety support structure for coal mine production of the utility model are achieved by the following specific technical means:

[0007] A safety support structure for coal mine production, comprising a support base;

[0008] A hydraulic rod, wherein the hydraulic rod is bolted to the upper portion of the support base;

[0009] A supporting top plate, wherein the supporting top plate is bolted to the top of the hydraulic rod;

[0010] A movable universal wheel, wherein the movable universal wheel is arranged at the bottom of the supporting base;

[0011] Auxiliary support seats, wherein four groups of auxiliary support seats are provided, and the four groups of auxiliary support seats are welded on the front and rear sides of the support base;

[0012] A supporting swing arm, wherein the supporting swing arm is hinged inside the four sets of auxiliary support seats;

[0013] A mobile support assembly, wherein the mobile support assembly is arranged inside the support base;

[0014] An auxiliary support component is arranged inside the auxiliary support seat.

[0015] Furthermore, the mobile support assembly includes:

[0016] A drive motor, wherein the drive motor is bolted to the inside of the support base;

[0017] A driving threaded rod is rotatably connected inside the supporting base and is fixedly installed inside the driving motor.

[0018] Furthermore, the mobile support assembly also includes:

[0019] A driving block, wherein the driving block is slidably connected inside the supporting base and is connected to both ends of the driving threaded rod through threads;

[0020] A second connecting rod, the second connecting rod is hinged at both ends of the driving block, and the end of the second connecting rod is fixedly mounted on the upper part of the movable universal wheel;

[0021] A first connecting rod, one end of which is hinged inside the supporting base, and the other end of which is hinged inside the second connecting rod.

[0022] Furthermore, the auxiliary support assembly includes:

[0023] An auxiliary support leg, the auxiliary support leg being slidably connected to the bottom of the auxiliary support seat;

[0024] A driving rack, wherein the driving rack is slidably connected to the inside of the auxiliary support seat and is fixedly mounted on the upper part of the auxiliary support leg;

[0025] An elastic member is fixedly mounted on the top of the driving rack and is fixedly mounted inside the auxiliary support seat.

[0026] Furthermore, the auxiliary support assembly also includes:

[0027] A first rotating shaft, the first rotating shaft is rotatably connected inside the auxiliary support seat;

[0028] A first gear, the first gear is coaxially fixedly mounted inside the first rotating shaft, and the first gear and the driving rack are meshed with each other;

[0029] The first bevel gear is coaxially fixedly mounted inside the first rotating shaft.

[0030] Furthermore, the auxiliary support assembly also includes:

[0031] a second rotating shaft, the second rotating shaft being rotatably connected inside the auxiliary support seat;

[0032] A second bevel gear, the second bevel gear is coaxially fixedly mounted inside the second rotating shaft, and the second bevel gear and the first bevel gear are meshed with each other;

[0033] The second gear is coaxially fixedly mounted inside the second rotating shaft.

[0034] Furthermore, the auxiliary support assembly also includes:

[0035] A third gear, the third gear is fixedly mounted at the end of the supporting swing arm, and the third gear and the second gear are meshed with each other;

[0036] A support platform is fixedly mounted at the bottom of the top end of the support swing arm.

[0037] Compared with the prior art, the utility model has the following beneficial effects:

[0038] First of all, the utility model has a mobile support assembly, which drives the threaded rod to rotate through a driving motor, so that the driving block drives the second connecting rod and the first connecting rod to swing, so that the mobile universal wheel can be unfolded or stored, which makes it convenient to use the mobile universal wheel to move the device, greatly reducing the efficiency of the mobile device, and the supporting base and the auxiliary supporting seat can support the device by storing the mobile universal wheel, which greatly improves the support stability of the device.

[0039] Secondly, the utility model has an auxiliary support assembly, which drives the support base and the auxiliary support base to fall to the ground for support when the moving universal wheel is folded, so that the ground squeezes the auxiliary support legs to move upward and a series of parts are transmitted to make the support swing arms unfold to increase the support area of ​​the support base, thereby greatly improving the support stability of the support base. At the same time, when the moving universal wheel is unfolded, the support swing arms are folded and stored, which greatly reduces the footprint of the support base and is convenient to move and transport, thereby greatly improving the mobile transportation efficiency of the device.

[0040] The utility model has the advantages of convenient movement, stable structure, and convenient transportation. It is convenient to unfold or store the mobile universal wheels, making the device more convenient to move, and the supporting stability is greatly improved. When the mobile universal wheels are unfolded or stored, the supporting swing arms are driven to fold or store, making the supporting structure of the device more stable and convenient to transport. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] Figure 1 It is a schematic diagram of the main structure of the utility model.

[0042] Figure 2 It is a schematic diagram of the support base structure of the utility model.

[0043] Figure 3 It is a structural schematic diagram of the mobile universal wheel of the utility model.

[0044] Figure 4 It is a structural schematic diagram of the auxiliary support seat of the utility model.

[0045] Figure 5 It is a schematic diagram of the support swing arm structure of the utility model.

[0046] Figure 6 It is a schematic diagram of the auxiliary support leg structure of the utility model.

[0047] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0048] 1. Support base; 101. Drive motor; 102. Drive threaded rod; 103. Drive block; 104. First connecting rod; 2. Hydraulic rod; 3. Support top plate; 4. Mobile universal wheel; 401. Second connecting rod; 5. Auxiliary support seat; 501. Auxiliary support leg; 502. Drive rack; 503. Elastic member; 504. First rotating shaft; 5041. First gear; 5042. First bevel gear; 505. Second rotating shaft; 5051. Second bevel gear; 5052. Second gear; 6. Support swing arm; 601. Third gear; 602. Support table. DETAILED DESCRIPTION

[0049] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0050] Embodiment 1:

[0051] As attached Figure 1 To Attachment Figure 3 As shown:

[0052] The utility model provides a safety support structure for coal mine production, comprising a support base 1;

[0053] A hydraulic rod 2, the hydraulic rod 2 is bolted to the upper part of the supporting base 1;

[0054] A supporting top plate 3, wherein the supporting top plate 3 is bolted to the top end of the hydraulic rod 2;

[0055] A movable universal wheel 4, which is arranged at the bottom of the supporting base 1;

[0056] Auxiliary support seats 5, four groups of auxiliary support seats 5 are provided, and the four groups of auxiliary support seats 5 are welded on the front and rear sides of the support base 1;

[0057] A supporting swing arm 6, wherein the supporting swing arm 6 is hinged inside the four sets of auxiliary support seats 5;

[0058] The mobile support assembly is arranged inside the support base 1 .

[0059] Among them, the mobile support assembly includes:

[0060] A driving motor 101, wherein the driving motor 101 is bolted to the inside of the supporting base 1;

[0061] The driving threaded rod 102 is rotatably connected inside the support base 1, and the driving threaded rod 102 is fixedly installed inside the driving motor 101; the function is that when the driving motor 101 is powered on, the driving motor 101 drives the driving threaded rod 102 to rotate inside the support base 1.

[0062] Among them, the mobile support component also includes:

[0063] A driving block 103, the driving block 103 is slidably connected inside the supporting base 1, and the driving block 103 is connected to both ends of the driving threaded rod 102 through threads;

[0064] A second connecting rod 401, the second connecting rod 401 is hinged at both ends of the driving block 103, and the end of the second connecting rod 401 is fixedly mounted on the upper part of the movable universal wheel 4;

[0065] The first connecting rod 104, one end of the first connecting rod 104 is hinged inside the support base 1, and the other end of the first connecting rod 104 is hinged inside the second connecting rod 401; the function is to drive the threaded rod 102 to rotate and drive the driving blocks 103 at both ends to move through the threads, and the movement of the driving blocks 103 drives the second connecting rod 401 and the first connecting rod 104 to swing, and the swing of the second connecting rod 401 and the first connecting rod 104 drives the movable universal wheel 4 to swing.

[0066] The specific usage and function of this embodiment are as follows:

[0067] When the support base 1 needs to be moved, the driving motor 101 is energized and works, and the driving motor 101 drives the driving threaded rod 102 to rotate inside the support base 1. The driving threaded rod 102 rotates and drives the driving blocks 103 at both ends to move through the threads. The movement of the driving block 103 drives the second connecting rod 401 and the first connecting rod 104 to swing. The swing of the second connecting rod 401 and the first connecting rod 104 drives the moving universal wheel 4 to swing, so that the moving universal wheel 4 is unfolded at the bottom of the support base 1, which is convenient for moving the support base 1.

[0068] When the support base 1 moves to a suitable position and needs to be stably supported, the drive motor 101 is powered on, and the drive motor 101 drives the drive threaded rod 102 to rotate in the opposite direction. The drive threaded rod 102 rotates and drives the drive blocks 103 at both ends to move in the opposite direction through the threads. The movement of the drive block 103 drives the second connecting rod 401 and the first connecting rod 104 to swing. The swing of the second connecting rod 401 and the first connecting rod 104 drives the mobile universal wheel 4 to fold, so that the support base 1 and the auxiliary support seat 5 fall to the ground for stable support, which effectively improves the support stability. The hydraulic rod 2 drives the support top plate 3 to move to provide safe support for the mine.

[0069] Embodiment 2:

[0070] Based on the first embodiment, Figures 4 to 6 As shown, it also includes:

[0071] An auxiliary support assembly is arranged inside the auxiliary support seat 5 .

[0072] Among them, the auxiliary support components include:

[0073] Auxiliary support legs 501, the auxiliary support legs 501 are slidably connected to the bottom of the auxiliary support base 5;

[0074] A driving rack 502, the driving rack 502 is slidably connected to the inside of the auxiliary support seat 5, and the driving rack 502 is fixedly mounted on the upper part of the auxiliary support leg 501;

[0075] Elastic member 503, elastic member 503 is fixedly mounted on the top of driving rack 502, and elastic member 503 is fixedly mounted inside auxiliary support seat 5; its function is that the auxiliary support seat 5 moves downward to drive the auxiliary support leg 501 to move, and the auxiliary support leg 501 is pressed upward by the ground, and the movement of the auxiliary support leg 501 drives the driving rack 502 to move, and the driving rack 502 moves and compresses the elastic member 503, and the auxiliary support seat 5 moves upward to drive the auxiliary support leg 501 to move upward, and the elastic member 503 drives the driving rack 502 and the auxiliary support leg 501 to reset under the elastic action.

[0076] Among them, the auxiliary support component also includes:

[0077] A first rotating shaft 504, the first rotating shaft 504 is rotatably connected inside the auxiliary support seat 5;

[0078] A first gear 5041, which is coaxially fixedly mounted inside the first rotating shaft 504, and the first gear 5041 and the driving rack 502 are meshed with each other;

[0079] The first bevel gear 5042 is coaxially fixedly installed inside the first rotating shaft 504; the function is to drive the rack 502 to move and drive the first gear 5041 to rotate, the first gear 5041 drives the first rotating shaft 504 to rotate, and the first rotating shaft 504 drives the first bevel gear 5042 to rotate.

[0080] Among them, the auxiliary support component also includes:

[0081] A second rotating shaft 505, the second rotating shaft 505 is rotatably connected inside the auxiliary support seat 5;

[0082] A second bevel gear 5051, which is coaxially fixedly mounted inside the second rotating shaft 505, and the second bevel gear 5051 and the first bevel gear 5042 are meshed with each other;

[0083] The second gear 5052 is coaxially fixedly installed inside the second rotating shaft 505; the function is that the rotation of the first bevel gear 5042 drives the second bevel gear 5051 to rotate, the second bevel gear 5051 drives the second rotating shaft 505 to rotate, and the second rotating shaft 505 drives the second gear 5052 to rotate.

[0084] Among them, the auxiliary support component also includes:

[0085] A third gear 601, the third gear 601 is fixedly mounted at the end of the support swing arm 6, and the third gear 601 and the second gear 5052 are meshed with each other;

[0086] The support platform 602 is fixedly mounted at the bottom of the top end of the support swing arm 6; the function is that the second gear 5052 rotates to drive the third gear 601 to rotate, and the third gear 601 drives the support swing arm 6 to swing. After the support swing arm 6 is unfolded, the support platform 602 supports the support base 1, thereby increasing the support area of ​​the support base 1.

[0087] The specific usage and function of this embodiment are as follows:

[0088] When the movable universal wheel 4 is folded to make the supporting base 1 and the auxiliary supporting base 5 fall to the ground for support, the auxiliary supporting base 5 moves downward to drive the auxiliary supporting leg 501 to move, and the auxiliary supporting leg 501 is pressed by the ground to move upward, and the movement of the auxiliary supporting leg 501 drives the driving rack 502 to move, and the driving rack 502 moves and compresses the elastic member 503, and the driving rack 502 moves to drive the first gear 5041 to rotate, and the first gear 5041 drives the first rotating shaft 504 to rotate, and the first rotating shaft 504 drives the first bevel gear 5042 to rotate, and the first bevel gear 5042 rotates to drive the second bevel gear 5051 to rotate, and the second bevel gear 5051 drives the second rotating shaft 505 to rotate, and the second rotating shaft 505 drives the second gear 5052 to rotate, and the second gear 5052 rotates to drive the third gear 601 to rotate, and the third gear 601 drives the supporting swing arm 6 to swing, and the support platform 602 supports the supporting base 1 after the supporting swing arm 6 is unfolded, thereby increasing the supporting area of ​​the supporting base 1 and making the support of the supporting base 1 more stable.

[0089] When the movable universal wheel 4 is unfolded to move the support base 1 and the auxiliary support base 5 upward, the auxiliary support base 5 moves upward to drive the auxiliary support leg 501 to move upward, and the elastic member 503 drives the driving rack 502 and the auxiliary support leg 501 to reset under the elastic action, thereby facilitating the movement of the support base 1.

Claims

1. A safety support structure for coal mine production, comprising a support base (1); a hydraulic rod (2), wherein the hydraulic rod (2) is bolted to the upper part of the support base (1); and a support top plate (3), wherein the support top plate (3) is bolted to the top of the hydraulic rod (2); characterized in that: A movable universal wheel (4), the movable universal wheel (4) being arranged at the bottom of the support base (1); an auxiliary support seat (5), the auxiliary support seat (5) being arranged in four groups, the four groups of auxiliary support seats (5) being welded to the front and rear sides of the support base (1); a support swing arm (6), the support swing arm (6) being hinged inside the four groups of auxiliary support seats (5); and a movable support assembly, the movable support assembly being arranged inside the support base (1); An auxiliary support component is arranged inside the auxiliary support seat (5).

2. A safety support structure for coal mine production as claimed in claim 1, characterized in that: The mobile support assembly comprises: a driving motor (101) and a driving threaded rod (102); the driving motor (101) is bolted inside the support base (1); and the driving threaded rod (102) is fixedly installed inside the driving motor (101).

3. A safety support structure for coal mine production as claimed in claim 2, characterized in that: The mobile support assembly also includes: a driving block (103), a second connecting rod (401) and a first connecting rod (104); the driving block (103) is slidably connected inside the support base (1); the end of the second connecting rod (401) is fixedly installed on the upper part of the mobile universal wheel (4); one end of the first connecting rod (104) is hinged inside the support base (1), and the other end of the first connecting rod (104) is hinged inside the second connecting rod (401).

4. A safety support structure for coal mine production as claimed in claim 1, characterized in that: The auxiliary support assembly comprises: an auxiliary support leg (501), a driving rack (502) and an elastic member (503); the auxiliary support leg (501) is slidably connected to the bottom of the auxiliary support seat (5); the driving rack (502) is fixedly mounted on the upper part of the auxiliary support leg (501); The elastic member (503) is fixedly mounted inside the auxiliary support seat (5).

5. A safety support structure for coal mine production as claimed in claim 4, characterized in that: The auxiliary support assembly also includes: a first rotating shaft (504), a first gear (5041) and a first bevel gear (5042); the first rotating shaft (504) is rotatably connected inside the auxiliary support seat (5); the first gear (5041) is coaxially fixedly installed inside the first rotating shaft (504); the first gear (5041) and the driving rack (502) are meshed with each other; the first bevel gear (5042) is coaxially fixedly installed inside the first rotating shaft (504).

6. A safety support structure for coal mine production as claimed in claim 4, characterized in that: The auxiliary support assembly also includes: a second rotating shaft (505), a second bevel gear (5051) and a second gear (5052); the second rotating shaft (505) is rotatably connected inside the auxiliary support seat (5); the second bevel gear (5051) is coaxially fixedly installed inside the second rotating shaft (505), and the second bevel gear (5051) and the first bevel gear (5042) are meshed with each other; the second gear (5052) is coaxially fixedly installed inside the second rotating shaft (505).

7. A safety support structure for coal mine production as claimed in claim 4, characterized in that: The auxiliary support assembly further comprises: a third gear (601) and a support platform (602); the third gear (601) is fixedly mounted on the end of the support swing arm (6); the third gear (601) and the second gear (5052) are meshed with each other; and the support platform (602) is fixedly mounted on the bottom of the top end of the support swing arm (6).

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