CN221346972U - A coal mine safety support device - Google Patents

Abstract

The utility model discloses a coal mine safety support device, which belongs to the technical field of coal mine safety. The coal mine safety support device comprises a support frame, wherein both ends of the top of the support frame are hinged with adjustment frames, an adjustment slot is provided inside the adjustment frame, and the top of the adjustment slot is slidably connected with side side protection plates, an electric telescopic rod is connected at the center of the top of the support frame, and the output end of the electric telescopic rod is connected with the top protection plate. The utility model can achieve the effect of adjusting the side protection plates at different angles by setting the support frame, a second threaded rod, a turning handle, a moving block, an adjustment rod, an adjustment frame, a buffer cylinder, a first spring, a buffer rod and the side protection plates, and utilizes the setting of the adjustment rod to meet the effect of adjusting the side protection plates at different angles, while the setting of the first spring meets the effect of buffering protection of the side protection plates, avoids the inconvenience caused by the inconvenience of angle adjustment during use, is conducive to meeting the effects of different coal mine inner wall protection supports, and is conducive to improving the utilization rate of the coal mine safety support device.

Description

A coal mine safety support device

Technical Field

The utility model relates to the technical field of coal mine safety, and more specifically to a coal mine safety supporting device.

Background technique

Most of the coal mining production is done underground. The geological and mining conditions are complex and changeable, and there are many unsafe factors. It is often threatened by hazards such as gas, coal dust, water, fire and roof. Any of the above hazards will directly affect the life safety of the workers. Among the above hazards, roof collapse is the most dangerous. Once it happens, the workers will have nowhere to escape and the consequences will be very serious.

China Patent Authorization Announcement No.: CN215170034U, provides a coal mine safety support device. This patent facilitates the connection between the connecting wire and the hook through the designed limit assembly, so that the connecting wire will not slip due to the heavy probe, and the probe will not fall to the ground and be locked, and has good applicability.

When the above-mentioned coal mine safety support device is in use, it is inconvenient to adjust the side protection plates to different angles according to the different angles of the inner wall of the coal mine, which causes inconvenience in the use of the safety support device, affects the overall applicability of the safety support device, and reduces the utilization rate of the coal mine safety support device.

Utility Model Content

1. Technical problems to be solved

In view of the problems existing in the prior art, the purpose of the utility model is to provide a coal mine safety support device, which can achieve the effect of adjusting protection according to the different angles of the inner wall of the coal mine, and at the same time meet the effect of adjusting according to the required heights.

2. Technical solution

To solve the above problems, the utility model adopts the following technical solutions.

A coal mine safety support device, comprising a support frame, both ends of the top of the support frame are hinged with an adjustment frame, an adjustment slot is provided inside the adjustment frame, a side side protection plate is slidably connected to the top of the adjustment slot, an electric telescopic rod is connected to the center of the top of the support frame, the output end of the electric telescopic rod is connected to the top protection plate, both ends of the support frame are provided with a rotation slot, both ends of the bottom of the support frame are connected to a lifting rod, the bottom of the outer surface of the lifting rod is slidably connected to a lifting cylinder, and the bottom of the lifting cylinder is fixedly connected to a support plate;

An adjustment mechanism is rotatably connected inside the rotating groove, and the adjustment mechanism includes a second threaded rod, which is rotatably connected in the rotating groove, one end of the second threaded rod is connected to a turning handle, and the outer surface of the second threaded rod is threadedly connected to a moving block, the top of the moving block is hinged with an adjustment rod, and the bottom of the adjustment rod is hinged to the bottom of the adjustment frame.

Furthermore, the top side wall of the lifting cylinder is slidably connected to a limiting mechanism, and the limiting mechanism includes a limiting rod, which is slidably connected to one side of the top of the lifting cylinder, and a second spring is sleeved on the outer surface of the limiting rod, one end of the second spring is connected to the side wall of the limiting rod, and the other end of the second spring is connected to the side wall of the lifting cylinder.

Furthermore, a plurality of limiting holes of equal size and equidistant distribution are formed on the side wall of the lifting rod, and the limiting rod passes through the lifting cylinder and extends into the limiting holes.

Furthermore, a buffer mechanism is connected to the adjustment groove, and the buffer mechanism includes a buffer tube, the bottom of the buffer tube is connected to the bottom of the adjustment groove, the buffer tube is connected to a first spring, the top of the first spring is connected to a buffer rod, and the top of the buffer rod is connected to the bottom of the side protection plate.

Furthermore, both sides of the support plate are threadedly connected with a stabilizing mechanism, and the stabilizing mechanism includes a first threaded rod, the first threaded rod is threadedly connected to the side wall of the support plate, and the bottom of the first threaded rod is rotatably connected to a stabilizing plate.

Furthermore, a plurality of conical stabilizing rods of equal size and equidistant distribution are provided at the bottom of the stabilizing plate.

3. Beneficial effects

Compared with the prior art, the advantages of the present invention are:

(1) This solution arranges a support frame, a second threaded rod, a turning handle, a moving block, an adjustment rod, an adjustment frame, a buffer tube, a first spring, a buffer rod and a side protection plate. The setting of the adjustment rod is used to meet the effect of adjusting the side protection plate at different angles. At the same time, the setting of the first spring meets the effect of buffering protection of the side protection plate, thereby avoiding inconvenience in use due to inconvenience in angle adjustment. This is conducive to meeting the effects of different coal mine inner wall protection supports and is conducive to improving the utilization rate of coal mine safety support devices.

(2) In this solution, the support frame, lifting rod, lifting cylinder, support plate, first threaded rod, stabilizing plate, limit rod and second spring utilize the stabilizing plate to ensure the stability of the lifting cylinder during use, and utilize the limit rod to ensure the height adjustment effect between the lifting rod and the lifting cylinder, thereby avoiding the inconvenience of use caused by inconvenient height adjustment and stability, which is beneficial to improving the stability of the coal mine safety support device during use and at the same time conducive to meeting the utilization rate of the coal mine safety support device.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a three-dimensional schematic diagram of the structure of the utility model;

FIG2 is a cross-sectional view of a three-dimensional structure of the present invention;

FIG3 is a schematic diagram of the structure of the adjustment mechanism, the adjustment frame and the side protection plate in the utility model;

FIG. 4 is an enlarged schematic diagram of the internal structure of the portion A in FIG. 2 of the present invention.

Description of the numbers in the figure:

1. Support frame; 2. Lifting rod; 3. Lifting cylinder; 4. Support plate; 5. Stabilizing mechanism; 51. First threaded rod; 52. Stabilizing plate; 6. Adjusting mechanism; 61. Second threaded rod; 62. Turning handle; 63. Moving block; 64. Adjusting rod; 7. Adjusting frame; 8. Buffer mechanism; 81. Buffer cylinder; 82. First spring; 83. Buffer rod; 9. Limiting mechanism; 91. Limiting rod; 92. Second spring; 10. Side protection plate; 11. Electric telescopic rod; 12. Top protection plate.

Detailed ways

The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set/connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

Embodiment 1:

Please refer to Figures 1-4, a coal mine safety support device includes a support frame 1, both ends of the top of the support frame 1 are hinged with an adjustment frame 7, an adjustment slot is provided inside the adjustment frame 7, a side side protection plate 10 is slidably connected to the top of the adjustment slot, an electric telescopic rod 11 is connected to the center of the top of the support frame 1, and the output end of the electric telescopic rod 11 is connected to the top protection plate 12, both ends of the support frame 1 are provided with a rotation slot, both ends of the bottom of the support frame 1 are connected to a lifting rod 2, the bottom of the outer surface of the lifting rod 2 is slidably connected to a lifting cylinder 3, and the bottom of the lifting cylinder 3 is fixedly connected to a support plate 4;

The adjusting mechanism 6 is rotatably connected inside the rotating groove, and the adjusting mechanism 6 includes a second threaded rod 61, the second threaded rod 61 is rotatably connected in the rotating groove, one end of the second threaded rod 61 is connected to a turning handle 62, and the outer surface of the second threaded rod 61 is threadedly connected to a moving block 63, the top of the moving block 63 is hinged with an adjusting rod 64, and the bottom of the adjusting rod 64 is hinged to the bottom of the adjusting frame 7; the setting of the lifting rod 2 and the lifting cylinder 3 is used to meet the stability of the support frame 1 during the placement process. At the same time, the work of the electric telescopic rod 11 drives the top protective plate 12 to rise and fall, so as to meet the effect of supporting the top inside the coal mine. At the same time, after rotating the turning handle 62, the second threaded rod 61 is driven to rotate, and the rotation of the second threaded rod 61 drives the moving block 63 to move, thereby driving the adjusting rod 64 to rotate, and the rotation of the adjusting rod 64 drives the adjusting frame 7 to rise and fall, so as to meet the effect of adjusting the side protective plates 10 at different angles, and to meet the effect of protecting both sides inside the coal mine.

Please refer to Figures 2-4. The top side wall of the lifting cylinder 3 is slidably connected to a limiting mechanism 9. The limiting mechanism 9 includes a limiting rod 91. The limiting rod 91 is slidably connected to one side of the top of the lifting cylinder 3. A second spring 92 is sleeved on the outer surface of the limiting rod 91. One end of the second spring 92 is connected to the side wall of the limiting rod 91, and the other end of the second spring 92 is connected to the side wall of the lifting cylinder 3. When the support frame 1 needs to be adjusted to different heights, the limiting rod 91 is pulled to drive the lifting rod 2 to slide inside the lifting cylinder 3. After adjusting to the appropriate position, the limiting rod 91 is used to limit the lifting rod 2, thereby meeting the effect of lifting and lowering the support frame 1 to different heights.

The side wall of the lifting rod 2 is provided with a plurality of limit holes of equal size and equidistant distribution, and the limit rod 91 passes through the lifting cylinder 3 and extends into the limit holes; a plurality of limit holes of equal size and equidistant distribution are provided, so that the setting of the limit rod 91 can satisfy the effect of limiting the lifting rod 2 and the effect of adjusting the support frame 1 to different heights.

Please refer to Figures 1-3. A buffer mechanism 8 is connected to the adjusting groove, and the buffer mechanism 8 includes a buffer tube 81. The bottom of the buffer tube 81 is connected to the bottom of the adjusting groove. The inside of the buffer tube 81 is connected to a first spring 82. The top of the first spring 82 is connected to a buffer rod 83. The top of the buffer rod 83 is connected to the bottom of the side protection plate 10. The setting of the side protection plate 10 satisfies the effect of connecting to the inner wall of the coal mine. At the same time, the setting of the buffer rod 83, the first spring 82 and the buffer tube 81 plays a buffering and protective effect, which meets the stability of the side protection plate 10 during use.

Please refer to Figure 1-2. Both sides of the support plate 4 are threadedly connected with a stabilizing mechanism 5, and the stabilizing mechanism 5 includes a first threaded rod 51. The first threaded rod 51 is threadedly connected to the side wall of the support plate 4, and the bottom of the first threaded rod 51 is rotatably connected to a stabilizing plate 52; after rotating the first threaded rod 51, the stabilizing plate 52 is driven to rotate, thereby ensuring the stability of the lifting cylinder 3 during the support process, and at the same time ensuring the stability of the support frame 1 during the placement process.

The bottom of the stabilizing plate 52 is provided with a plurality of conical stabilizing rods of equal size and equidistant distribution; the plurality of conical stabilizing rods of equal size and equidistant distribution ensure the stability of the stabilizing plate 52 during placement, thereby ensuring the safety of the supporting frame 1 during placement.

The working principle of the utility model is as follows: when in use, the support frame 1 is placed in the position where it needs to be used, and then the first threaded rod 51 is rotated to drive the stabilizing plate 52 to rotate, and the stabilizing plate 52 contacts the ground, which satisfies the stability of the lifting cylinder 3 during use, and at the same time, the height of the lifting cylinder 3 is adjusted according to the different heights of the coal mine. When adjusting, the limiting rod 91 is pulled to drive the second spring 92 to stretch, so that the limiting rod 91 is pulled out from the inside of the lifting rod 2 and the lifting cylinder 3, and then the lifting rod 2 is slid to a suitable position, and the pulling of the limiting rod 91 is released. The rebound of the second spring 92 drives the limiting rod 91 to reset, which satisfies the effect of clamping the lifting rod 2, thereby satisfying the effect of adjusting the support frame 1 to different heights;

When the side protection plate 10 needs to be adjusted to different angles, the turning handle 62 drives the second threaded rod 61 to rotate, and the rotation of the second threaded rod 61 drives the moving block 63 to move, thereby driving the adjustment rod 64 to rotate, and the rotation of the adjustment rod 64 drives the adjustment frame 7 to adjust, thereby meeting the effect of adjusting the side protection plate 10 at different angles, and during the use of the side protection plate 10, the buffer rod 83, the first spring 82 and the buffer cylinder 81 are used to achieve the effect of buffering protection.

The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims (6)

1. The utility model provides a colliery safety support device, includes carriage (1), its characterized in that: the automatic lifting device is characterized in that adjusting frames (7) are hinged to two ends of the top of each supporting frame (1), adjusting grooves are formed in the adjusting frames (7), side edge protection plates (10) are slidably connected to the tops of the adjusting grooves, electric telescopic rods (11) are connected to the centers of the tops of the supporting frames (1), top protection plates (12) are connected to the output ends of the electric telescopic rods (11), rotating grooves are formed in two ends of the inner portion of each supporting frame (1), lifting rods (2) are connected to two ends of the bottom of each supporting frame (1), lifting cylinders (3) are slidably connected to the bottoms of the outer surfaces of the lifting rods (2), and supporting plates (4) are fixedly connected to the bottoms of the lifting cylinders (3);

the inside rotation of change groove is connected with adjustment mechanism (6), adjustment mechanism (6) are including second threaded rod (61), second threaded rod (61) rotate and connect in the change groove, second threaded rod (61) one end is connected with changes handle (62), second threaded rod (61) surface threaded connection has movable block (63), movable block (63) top articulates there is regulation pole (64), regulation pole (64) bottom articulates with regulation frame (7) bottom mutually.

2. A coal mine safety support device as claimed in claim 1, wherein: the utility model discloses a lifting device, including a lifting cylinder (3), a limiting mechanism (9) is slidably connected to the side wall of the top of the lifting cylinder (3), the limiting mechanism (9) comprises a limiting rod (91), the limiting rod (91) is slidably connected to one side of the top of the lifting cylinder (3), a second spring (92) is sleeved on the outer surface of the limiting rod (91), one end of the second spring (92) is connected with the side wall of the limiting rod (91), and the other end of the second spring (92) is connected with the side wall of the lifting cylinder (3).

3. A coal mine safety support device as claimed in claim 2, wherein: the side wall of the lifting rod (2) is provided with a plurality of limit holes which are equal in size and distributed at equal intervals, and the limit rod (91) penetrates through the lifting cylinder (3) and extends into the limit holes.

4. A coal mine safety support device as claimed in claim 1, wherein: the utility model discloses a buffer device, including adjusting groove, buffer gear (8) is connected with in the adjustment groove, buffer gear (8) are including buffer section of thick bamboo (81), buffer section of thick bamboo (81) bottom is connected with the inside bottom of adjustment groove, buffer section of thick bamboo (81) internal connection has first spring (82), first spring (82) top is connected with buffer rod (83), buffer rod (83) top is connected with side guard plate (10) bottom.

5. A coal mine safety support device as claimed in claim 1, wherein: the utility model discloses a stabilizer for the side wall of backup pad (4), including backup pad (4), backup pad (4) both sides all threaded connection has stabilizing mean (5), stabilizing mean (5) include first threaded rod (51), first threaded rod (51) and backup pad (4) lateral wall threaded connection, first threaded rod (51) bottom rotation is connected with stabilizer plate (52).

6. The coal mine safety support device according to claim 5, wherein: the bottom of the stabilizing plate (52) is provided with a plurality of tapered stabilizing bars which are equal in size and are distributed equidistantly.