CN210858755U

CN210858755U - Novel hydraulic support frame for coal mining

Info

Publication number: CN210858755U
Application number: CN201921672593.0U
Authority: CN
Inventors: 潘睿; 刘仕磊; 吴峰
Original assignee: Inner Mongolia Etokeqi Haoyuan Coal Coking Co ltd
Current assignee: Inner Mongolia Etokeqi Haoyuan Coal Coking Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-06-26
Anticipated expiration: 2029-10-08

Abstract

The utility model discloses a novel coal mining uses hydraulic support frame, its structure includes first hydraulic stem, second hydraulic stem, extension board, first pivot, bracing piece, base, connecting rod and fixing device, the utility model discloses a bracing piece and connecting rod have been set up, the bracing piece left side is rotated with first hydraulic stem through the pivot and is connected, and the connecting rod right-hand member rotates through the base of pivot and second hydraulic stem bottom and is connected, when the installation, through bracing piece and connecting rod to mutual lock joint between first hydraulic stem and the second hydraulic stem, and when dismantling, through buckling the bracing piece, set up fixing device on the second hydraulic stem, buckle the after-fixing on fixing device along the pivot at middle part with the connecting rod, can accomplish the dismantlement to the support frame, the convenience removes the support frame.

Description

Novel hydraulic support frame for coal mining

Technical Field

The utility model relates to a coal mining equipment technical field, concretely relates to novel hydraulic support frame is used in coal mining.

Background

Coal is known as black gold by people and is industrial food, which is one of main energy sources used in the human world since the eighteenth century, and since the twenty-first century, although the value of coal is not as high as before, coal is one of indispensable energy sources for production and life of people at present and in a long time in the future after all, the supply of coal is also related to the stability of the development of the industry of China and the aspects of the whole society, the problem of the supply safety of coal is also the most important part in the energy safety of China, and a hydraulic support frame is required to support a coal mine in the coal mining process.

The hydraulic support frame in the prior art is a square frame, the hydraulic rods on the left side and the right side are connected through the straight rods, but the straight rods and the hydraulic rods are connected in a locking mode through bolts in the prior art, and the support frame is slow in installation and disassembly due to the fact that the hydraulic support frame is complex to operate in a screw locking mode.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, provide a novel hydraulic support frame is adopted in coal mining at present, solved prior art and adopted the mode of bolt to carry out the lock solid with straight-bar and hydraulic stem and be connected, through the mode complex operation of spiral shell lock solid, lead to the slow problem of support frame installation and dismantlement speed.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a novel hydraulic support frame for coal mining, which comprises a first hydraulic rod,

the supporting rod is used for connecting the tops of the first hydraulic rod and the second hydraulic rod;

the connecting rod is used for connecting the bottoms of the first hydraulic rod and the second hydraulic rod;

the fixing device is used for fixing the connecting rod when the connecting rod is stored;

furthermore, the first hydraulic rod and the second hydraulic rod have the same structure and the same length;

furthermore, the support rods and the connecting rods are consistent in length.

Further, the right side of the top of the first hydraulic rod is welded with the support plate through a bolt, the support plate rotates concentrically with the support rod through a first rotating shaft, the right end of the support rod is embedded into a groove in the top of the second hydraulic rod, the bottoms of the first hydraulic rod and the second hydraulic rod are both fixed to bases through bolts, the two bases are connected through connecting rods, and a fixing device is welded in the middle of the second hydraulic rod.

Furthermore, the first hydraulic rod is composed of a piston rod, a piston plate and a hydraulic cylinder, the bottom of the piston rod is locked with the piston plate through a bolt, the bottom of the piston plate extends into the hydraulic cylinder and slides up and down along the hydraulic cylinder, the bottom of the hydraulic cylinder is locked with the base, and the top of the piston rod is locked with the support plate through a bolt.

Further, the connecting rod comprises a first straight rod, a second rotating shaft, a second straight rod, a hook, a third rotating shaft, a fixing plate, a buckling groove, a supporting plate and a supporting rod, the right side of the first straight rod is connected with the second straight rod in a rotating mode through the second rotating shaft, the left side of the top of the second straight rod is welded with the hook, the right side of the second straight rod rotates concentrically with the fixing plate through the third rotating shaft, the buckling groove is formed in the bottom of the left side of the first straight rod, the right side of the supporting plate is welded with the supporting rod, the buckling groove in the left side of the first straight rod is buckled with the supporting rod, the front end of the supporting plate is locked with the base at the bottom of the first hydraulic rod through a bolt, and the right side of the fixing.

Further, fixing device comprises U-shaped board, fourth pivot, baffle, torsional spring and limiting plate, the baffle embedding is in the inside front side of U-shaped board, and the U-shaped board carries out concentric rotation through fourth pivot and baffle, the torsional spring has been cup jointed in the fourth pivot outside, the inside front side welding of U-shaped board has the limiting plate, U-shaped board right side and the mutual welding of second hydraulic stem.

Furthermore, the bottom of the right side of the first straight rod and the top of the left side of the second straight rod are both provided with a limiting block, and the first straight rod and the second straight rod are in a straight line state when being bent downwards.

Furthermore, the rotation direction of the torsion spring is anticlockwise rotation, and two tail ends of the torsion spring respectively support the U-shaped plate and the baffle.

Furthermore, the limiting plate is located one centimeter away from the top of the fourth rotating shaft, and the left side of the baffle is attached to the limiting plate when the baffle is vertical.

Furthermore, the torsion spring is a torsion spring, so that the supporting effect is good, and the torsion spring is not easy to damage.

Furthermore, the support rod, the first straight rod and the second straight rod are all made of stainless steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

for the mode that solves prior art adoption bolt carries out the lock solid with straight-bar and hydraulic stem to be connected, mode complex operation through the spiral shell lock solid leads to the support frame installation and dismantles the slow problem of speed, the utility model discloses a bracing piece and connecting rod have been set up, the bracing piece left side is rotated through pivot and first hydraulic stem and is connected, and the connecting rod right-hand member rotates through the base of pivot and second hydraulic stem bottom and is connected, when the installation, through bracing piece and connecting rod to mutual lock joint between first hydraulic stem and the second hydraulic stem, and when dismantling, through buckling the bracing piece, set up fixing device on the second hydraulic stem, buckle the back with the connecting rod along the pivot at middle part and fix on fixing device, can accomplish the dismantlement to the support frame, the convenience is removed the support frame.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the internal structure of the first hydraulic rod of the present invention;

FIG. 3 is a schematic view of the connecting rod structure of the present invention;

FIG. 4 is an enlarged view of a portion of the area A of FIG. 3 according to the present invention;

fig. 5 is a schematic structural view of the fixing device of the present invention.

In the figure: the hydraulic support comprises a first hydraulic rod-1, a second hydraulic rod-2, a support plate-3, a first rotating shaft-4, a support rod-5, a base-6, a connecting rod-7, a fixing device-8, a piston rod-11, a piston plate-12, a hydraulic cylinder-13, a first straight rod-71, a second rotating shaft-72, a second straight rod-73, a hook-74, a third rotating shaft-75, a fixing plate-76, a buckle groove-77, a support plate-78, a support rod-79, a U-shaped plate-81, a fourth rotating shaft-82, a baffle-83, a torsion spring-84 and a limiting plate-85.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a novel hydraulic support frame for coal mining: comprising a first hydraulic ram 1 which is provided with a first hydraulic ram,

the supporting rod 5 is used for connecting the tops of the first hydraulic rod 1 and the second hydraulic rod 2;

the connecting rod 7 is used for connecting the bottoms of the first hydraulic rod 1 and the second hydraulic rod 2;

a fixing device 8 for fixing the connecting rod 7 when it is stored;

the first hydraulic rod 1 and the second hydraulic rod 2 have the same structure and the same length;

wherein, the support rod 5 and the connecting rod 7 have the same length.

The right side of the top of the first hydraulic rod 1 is welded with the support plate 3 through a bolt, the support plate 3 concentrically rotates with the support rod 5 through the first rotating shaft 4, the right end of the support rod 5 is embedded into a groove in the top of the second hydraulic rod 2, the bottoms of the first hydraulic rod 1 and the second hydraulic rod 2 are fixed to the bases 6 through bolts, the two bases 6 are connected through the connecting rod 7, and the fixing device 8 is welded in the middle of the second hydraulic rod 2.

The first hydraulic rod 1 is composed of a piston rod 11, a piston plate 12 and a hydraulic cylinder 13, the bottom of the piston rod 11 is locked with the piston plate 12 through a bolt, the bottom of the piston plate 12 extends into the hydraulic cylinder 13 and slides up and down along the hydraulic cylinder 13, the bottom of the hydraulic cylinder 13 is locked with the base 6, and the top of the piston rod 11 is locked with the support plate 3 through a bolt.

The connecting rod 7 is composed of a first straight rod 71, a second rotating shaft 72, a second straight rod 73, a hook 74, a third rotating shaft 75, a fixing plate 76, a buckling groove 77, a supporting plate 78 and a supporting rod 79, the right side of the first straight rod 71 is rotatably connected with the second straight rod 73 through the second rotating shaft 72, the left side of the top of the second straight rod 73 is welded with the hook 74, the right side of the second straight rod 73 is concentrically rotated with the fixing plate 76 through the third rotating shaft 75, the buckling groove 77 is formed in the bottom of the left side of the first straight rod 71, the right side of the supporting plate 78 is welded with the supporting rod 79, the buckling groove 77 in the left side of the first straight rod 71 is buckled with the supporting rod 79, the front end of the supporting plate 78 is locked with the base 6 at the bottom of the first hydraulic rod 1 through a bolt, and the right side of the fixing plate 76 is.

Wherein, fixing device 8 comprises U-shaped board 81, fourth pivot 82, baffle 83, torsional spring 84 and limiting plate 85, baffle 83 embedding is in the inside front side of U-shaped board 81, and U-shaped board 81 carries out concentric rotation through fourth pivot 82 and baffle 83, torsional spring 84 has been cup jointed in the fourth pivot 82 outside, the inside front side welding of U-shaped board 81 has limiting plate 85, U-shaped board 81 right side and the mutual welding of second hydraulic stem 2.

The bottom of the right side of the first straight rod 71 and the top of the left side of the second straight rod 73 are both provided with a limiting block, and the first straight rod 71 and the second straight rod 73 are in a linear state when being bent downwards, so that the rotation angle between the first straight rod 71 and the second straight rod 73 is limited, and the first straight rod 71 and the second straight rod 73 are in a linear state after being pressed downwards.

The rotation direction of the torsion spring 84 is counterclockwise, and the two ends of the torsion spring 84 respectively support the U-shaped plate 81 and the baffle 83, so that the torsion spring 84 can generate power to automatically reset the baffle 83.

Wherein, limiting plate 85 is located one centimetre away from the top of fourth pivot 82, and baffle 83 is left side and limiting plate 85 laminating when vertical, is favorable to restricting the turned angle of baffle 83.

Wherein, the torsion spring 84 adopts a torsion spring, has good supporting effect and is not easy to damage.

The support rod 5, the first straight rod 71 and the second straight rod 73 are all made of stainless steel.

According to the table, the supporting rod 5, the first straight rod 71 and the second straight rod 73 are made of stainless steel, so that the strength, the wear resistance and the corrosion resistance of the supporting rod are greatly enhanced, and the service life of the supporting rod is prolonged.

The torsion spring 84 described in this patent is a torsion spring that is a helical spring with the ends of the torsion spring being fixed to other components and when the other components rotate about the spring center, the spring pulls them back to the original position, creating a torque or rotational force that can store and release angular energy or statically fix a device by rotating the arm about the center axis of the spring body, such springs are typically solid, but with a pitch between the coils that reduces friction and create resistance to rotational or rotational external forces, and depending on the application, the direction of rotation (clockwise or counterclockwise) of the torsion spring is designed to determine the direction of rotation of the spring, with the coils either tightly wound or wound around, and optionally under a torsional load (at right angles to the spring axis), and the ends of the spring can be wound as a straight hook.

The working principle is as follows: before the support frame is used, firstly, the support frame needs to be installed, when the support frame is installed, the bases 6 at the bottoms of the first hydraulic rod 1 and the second hydraulic rod 2 are respectively placed at the left side and the right side of a position needing to be supported, then the support rod 5 is upwards rotated to enable the support rod 5 to upwards rotate along the first rotating shaft 4, the right end of the support rod 5 is inserted into the groove at the top of the second hydraulic rod 2, then the first straight rod 71 and the second straight rod 73 are downwards pressed to enable the first straight rod 71 and the second straight rod 73 to rotate along the second rotating shaft 72, the buckling groove 77 at the bottom of the left side of the second straight rod 73 is buckled on the support rod 79, the support frame is installed, the support rod 5 is stressed through the support rod 5, the piston rod 11 at the top ends inside the first hydraulic rod 1 and the second hydraulic rod 2 supports the support rod 5, when the support rod 5 is stressed, the piston rod 11 downwards presses the inside the hydraulic, the supporting effect of the supporting frame is increased, when the supporting frame needs to be disassembled, the buckling connection between the first straight rod 71 and the supporting rod 79 is broken, then the hook 74 at the top of the second straight rod 73 is lifted upwards, the second straight rod 73 rotates upwards along the third rotating shaft 75, the first straight rod 71 rotates downwards along the second rotating shaft 72, the connecting rod 7 is bent, then the hook 74 moves rightwards, the baffle 83 is pushed, the baffle 83 extrudes the torsion spring 84 and rotates clockwise along the fourth rotating shaft 82, the hook 74 is hung on the U-shaped plate 81, the torsion generated by the torsion spring 84 resets the baffle 83, the rotation angle of the baffle 83 is limited by the limiting plate 85, the hook 74 is blocked by the baffle 83, the supporting rod 5 is taken out of the second hydraulic rod 2, the supporting rod 5 rotates downwards along the first rotating shaft 4, and the disassembling of the supporting frame can be completed, the carrying and moving of the device are convenient.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel coal is opened and is adopted hydraulic support frame, includes first hydraulic stem (1), its characterized in that still includes:

the supporting rod (5) is used for connecting the tops of the first hydraulic rod (1) and the second hydraulic rod (2);

the connecting rod (7) is used for connecting the bottoms of the first hydraulic rod (1) and the second hydraulic rod (2);

a fixing device (8) for fixing the connecting rod (7) when the connecting rod is stored;

the first hydraulic rod (1) and the second hydraulic rod (2) are identical in structure and consistent in length;

wherein, the support rod (5) and the connecting rod (7) have the same length.

2. The novel hydraulic support frame for coal mining of claim 1, characterized in that: first hydraulic stem (1) top right side is through bolt and extension board (3) mutual welding, extension board (3) carry out concentric rotation through first pivot (4) and bracing piece (5), bracing piece (5) right-hand member embedding is in the recess at second hydraulic stem (2) top, first hydraulic stem (1) and second hydraulic stem (2) bottom are all through the inherent base of bolt lock (6), and connect through connecting rod (7) between two bases (6), second hydraulic stem (2) middle part welding has fixing device (8).

3. The novel hydraulic support frame for coal mining of claim 2, characterized in that: the first hydraulic rod (1) is composed of a piston rod (11), a piston plate (12) and a hydraulic cylinder (13), the bottom of the piston rod (11) is locked with the piston plate (12) through a bolt, the bottom of the piston plate (12) extends into the hydraulic cylinder (13) and slides up and down along the hydraulic cylinder (13), the bottom of the hydraulic cylinder (13) is locked with the base (6), and the top of the piston rod (11) is locked with the support plate (3) through a bolt.

4. The novel hydraulic support frame for coal mining of claim 2, characterized in that: the connecting rod (7) consists of a first straight rod (71), a second rotating shaft (72), a second straight rod (73), a hook (74), a third rotating shaft (75), a fixing plate (76), a buckle groove (77), a supporting plate (78) and a supporting rod (79), wherein the right side of the first straight rod (71) is rotatably connected with the second straight rod (73) through the second rotating shaft (72), the left side of the top of the second straight rod (73) is welded with the hook (74), the right side of the second straight rod (73) is concentrically rotated with the fixing plate (76) through the third rotating shaft (75), the bottom of the left side of the first straight rod (71) is provided with the buckle groove (77), the right side of the supporting plate (78) is welded with the supporting rod (79), the buckle groove (77) on the left side of the first straight rod (71) is fastened with the supporting rod (79), the front end of the supporting plate (78) is mutually locked with the base (6) at the bottom of the first hydraulic rod (1) through, the right side of the fixed plate (76) is welded with the base (6) at the bottom of the second hydraulic rod (2).

5. The novel hydraulic support frame for coal mining of claim 2, characterized in that: fixing device (8) comprise U-shaped board (81), fourth pivot (82), baffle (83), torsional spring (84) and limiting plate (85), baffle (83) embedding is in the inside front side of U-shaped board (81), and U-shaped board (81) carry out concentric rotation through fourth pivot (82) and baffle (83), torsional spring (84) have been cup jointed in the fourth pivot (82) outside, the inside front side welding of U-shaped board (81) has limiting plate (85), U-shaped board (81) right side and second hydraulic stem (2) weld each other.

6. The novel hydraulic support frame for coal mining of claim 4 is characterized in that: the bottom of the right side of the first straight rod (71) and the top of the left side of the second straight rod (73) are both provided with a limiting block, and the first straight rod (71) and the second straight rod (73) are in a linear state when bent downwards.

7. The novel hydraulic support frame for coal mining of claim 5, characterized in that: the rotation direction of the torsion spring (84) is anticlockwise rotation, and two tail ends of the torsion spring (84) respectively support the U-shaped plate (81) and the baffle (83).

8. The novel hydraulic support frame for coal mining of claim 5, characterized in that: the limiting plate (85) is located at one centimeter position of the top of the fourth rotating shaft (82), and the left side of the baffle (83) is attached to the limiting plate (85) when the baffle is vertical.