CN217206434U

CN217206434U - Coal mining machine rocker arm and coal mining machine with ultra-large mining height

Info

Publication number: CN217206434U
Application number: CN202220954422.2U
Authority: CN
Inventors: 尚飞翔
Original assignee: Guangxi Yijinlong Mechanical Equipment Engineering Co ltd
Current assignee: Guangxi Yijinlong Mechanical Equipment Engineering Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-08-16
Anticipated expiration: 2032-04-24

Abstract

The utility model discloses a coal-winning machine rocking arm and super large mining height coal-winning machine, including the rocking arm, both sides are equipped with first cooling shell and second cooling shell respectively around the rocking arm, the equal fixedly connected with radiating fin in surface of first cooling shell and second cooling shell, the left side of first cooling shell and second cooling shell communicates respectively has inlet tube and outlet pipe, and the top intercommunication on second cooling shell right side has first connecting pipe, and the rear side intercommunication of first connecting pipe has the second connecting pipe. The utility model discloses a set up rocking arm, installation shell, casing, radiating fin, mounting panel, plug-in shell, cooling fan, second cooling shell, first connecting pipe, second connecting pipe, locating pin, pull rod, positioning spring, fly leaf and constant head tank's cooperation and use, possess and dispel the heat to the rocking arm through forced air cooling and water-cooling, improve the radiating efficiency, the radiating effect is better, and the convenience is dismantled heat radiation structure, improves maintenance efficiency's advantage.

Description

Coal mining machine rocker arm and coal mining machine with ultra-large mining height

Technical Field

The utility model relates to a coal-winning machine technical field specifically is a coal-winning machine rocking arm and super large mining height coal-winning machine.

Background

The coal mining machine is one of important devices for realizing mechanization and modernization of coal mine production. The mechanical coal mining can reduce the physical labor, improve the safety and achieve the purposes of high yield, high efficiency and low consumption, the coal mining machine is a large-scale complex system integrating machinery, electricity and hydraulic pressure, the working environment is severe, and the whole coal mining work can be interrupted if a fault occurs, so that huge economic loss is caused.

The coal mining machine rocker arm is one of the important component parts of the coal mining machine, plays the role of transmitting power and helping a roller to lift, and is acted on by various complex dynamic loads in the working process, so a large amount of heat can be generated, the heat dissipation structure of the existing coal mining machine rocker arm is simple, the heat dissipation mode is single, the heat dissipation efficiency of the rocker arm is low, the heat dissipation effect is poor, the heat dissipation structure is inconvenient to detach and replace, and the replacement and maintenance efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal-winning machine rocking arm and super large mining height coal-winning machine possesses and dispels the heat to the rocking arm through forced air cooling and water-cooling, improves the radiating efficiency, and the radiating effect is better, and the convenience is dismantled heat radiation structure, improves maintenance efficiency's advantage, and the radiating mode of having solved current coal-winning machine rocking arm is comparatively single, leads to lower to rocking arm radiating efficiency, and the radiating effect is not good, and inconvenient dismantlement is changed heat radiation structure, influences the problem of changing maintenance efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a rocker arm of a coal mining machine and a coal mining machine with an ultra-large mining height comprise a rocker arm, wherein a first cooling shell and a second cooling shell are respectively sleeved on the front side and the rear side of the rocker arm, heat radiating fins are fixedly connected to the surfaces of the first cooling shell and the second cooling shell, the left sides of the first cooling shell and the second cooling shell are respectively communicated with a water inlet pipe and a water outlet pipe, the top of the right side of the second cooling shell is communicated with a first connecting pipe, the rear side of the first connecting pipe is communicated with a second connecting pipe, one side, away from the first connecting pipe, of the second connecting pipe is communicated with the first cooling shell, mounting plates are respectively and fixedly connected to the left side and the right side of the first cooling shell and the second cooling shell, positioning grooves are respectively formed in the top and the bottom of the mounting plates, inserting shells are respectively and fixedly connected to the left side and the right side of the front side and the rear side of the rocker arm, and the top and the bottom of the inserting shells are respectively and fixedly connected to the shells, the inner chamber swing joint of casing has the fly leaf, one side fixedly connected with locating pin that the fly leaf is close to the plug-in shell, one side that the fly leaf was kept away from to the locating pin runs through the plug-in shell and extends to the inner chamber of constant head tank, one side fixedly connected with pull rod of locating pin is kept away from to the fly leaf, one side that the fly leaf was kept away from to the pull rod runs through to the outside of casing, the surface cover of pull rod is equipped with the positioning spring, the equal fixedly connected with installation shell in top and the bottom of rocking arm, fixedly connected with radiator fan runs through on the surface of installation shell.

Preferably, one side opposite to the upper and lower two installation shells is penetrated through the fixedly connected with dust filter screen, the number of the heat radiation fans is four, and the heat radiation fans are uniformly distributed in the inner cavities of the upper and lower two installation shells.

Preferably, the number of the heat dissipation fins is a plurality, and the first connecting pipe and the second connecting pipe are fixedly connected through a pipe joint.

Preferably, the surface of the rocker arm is movably connected with the joint of the first cooling shell and the second cooling shell, and one side of the pull rod, which is far away from the movable plate, is fixedly connected with a pull ring.

Preferably, the surface of the positioning pin is movably connected with the joint of the insertion shell, and the surface of the pull rod is movably connected with the joint of the shell.

Preferably, the connection part of the inner cavity of the mounting shell and the heat dissipation fan is fixedly connected through a bolt, and one side, away from the movable plate, of the positioning pin is provided with a chamfer.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up rocking arm, installation shell, casing, radiating fin, mounting panel, plug-in shell, cooling fan, second cooling shell, first connecting pipe, second connecting pipe, locating pin, pull rod, positioning spring, fly leaf and constant head tank's cooperation and use, possess and dispel the heat to the rocking arm through forced air cooling and water-cooling, improve the radiating efficiency, the radiating effect is better, the convenience is dismantled heat radiation structure, improves maintenance efficiency's advantage, is worth promoting.

Drawings

FIG. 1 is an isometric view of the structure of the present invention;

fig. 2 is a top view of the plug housing of the present invention;

FIG. 3 is an isometric view of a partial structure of the present invention;

FIG. 4 is a front view of the partial structure of the present invention;

fig. 5 is an enlarged view of a in fig. 4 according to the present invention.

In the figure: the device comprises a rocker arm 1, a mounting shell 2, a dust filtering net 3, a shell 4, a radiating fin 5, a mounting plate 6, a plug-in shell 7, a radiating fan 8, a second cooling shell 9, a water inlet pipe 10, a water outlet pipe 11, a first cooling shell 12, a first connecting pipe 13, a second connecting pipe 14, a positioning pin 15, a pull ring 16, a pull rod 17, a positioning spring 18, a movable plate 19 and a positioning groove 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a rocking arm 1, installation shell 2, casing 4, radiating fin 5, mounting panel 6, grafting shell 7, radiator fan 8, second cooling shell 9, first cooling shell 12, first connecting pipe 13, second connecting pipe 14, locating pin 15, pull rod 17, positioning spring 18, parts such as fly leaf 19 and constant head tank 20 are general standard or the parts that technical personnel in the field know, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for technical personnel in the field.

Referring to fig. 1-5, a coal mining machine rocker arm and a coal mining machine with an ultra-large mining height comprise a rocker arm 1, a first cooling shell 12 and a second cooling shell 9 are respectively sleeved on the front side and the rear side of the rocker arm 1, heat radiating fins 5 are respectively fixedly connected to the surfaces of the first cooling shell 12 and the second cooling shell 9, the left sides of the first cooling shell 12 and the second cooling shell 9 are respectively communicated with a water inlet pipe 10 and a water outlet pipe 11, the top of the right side of the second cooling shell 9 is communicated with a first connecting pipe 13, the rear side of the first connecting pipe 13 is communicated with a second connecting pipe 14, one side of the second connecting pipe 14 far away from the first connecting pipe 13 is communicated with the first cooling shell 12, mounting plates 6 are respectively fixedly connected to the left side and the right side of the first cooling shell 12 and the second cooling shell 9, positioning grooves 20 are respectively formed on the top and the bottom of the mounting plates 6, plug-in shells 7 are respectively fixedly connected to the left side and the right side of the front side and the rear side of the rocker arm 1, and the top and the bottom of the plug-in are respectively fixedly connected with shells 4, a movable plate 19 is movably connected to the inner cavity of the shell 4, a positioning pin 15 is fixedly connected to one side, close to the insertion shell 7, of the movable plate 19, one side, far away from the movable plate 19, of the positioning pin 15 penetrates through the insertion shell 7 and extends to the inner cavity of the positioning groove 20, a pull rod 17 is fixedly connected to one side, far away from the positioning pin 15, of the movable plate 19, one side, far away from the movable plate 17, of the pull rod 17 penetrates to the outer side of the shell 4, a positioning spring 18 is sleeved on the surface of the pull rod 17, the top and the bottom of the rocker arm 1 are both fixedly connected with a mounting shell 2, and a cooling fan 8 is fixedly connected to the surface of the mounting shell 2 in a penetrating manner;

the opposite sides of the upper and lower mounting shells 2 are fixedly connected with dust filter screens 3 in a penetrating way, and the number of the heat dissipation fans 8 is four, and the four heat dissipation fans are uniformly distributed in the inner cavities of the upper and lower mounting shells 2;

the number of the radiating fins 5 is several, and the first connecting pipe 13 and the second connecting pipe 14 are fixedly connected through a pipe joint;

the surface of the rocker arm 1 is movably connected with the joint of the first cooling shell 12 and the second cooling shell 21, and one side of the pull rod 17 far away from the movable plate 19 is fixedly connected with a pull ring 16;

the surface of the positioning pin 15 is movably connected with the joint of the plug-in shell 7, and the surface of the pull rod 17 is movably connected with the joint of the shell 4;

the connection part of the inner cavity of the mounting shell 2 and the heat dissipation fan 8 is fixedly connected through a bolt, and one side of the positioning pin 15, which is far away from the movable plate 19, is provided with a chamfer;

by arranging the dust filter 3, dust in the air can be filtered, and foreign objects are prevented from impacting the cooling fan 8;

the pull ring 16 is arranged, so that the pull rod 17 can be conveniently pulled;

the positioning spring 18 is arranged, so that the positioning pin 15 can be inserted into the positioning groove 20 under the action of releasing elasticity;

the first connecting pipe 13 and the second connecting pipe 14 can be conveniently connected and detached by arranging the pipe joint;

by providing the heat dissipating fins 5, the liquid in the first cooling shell 12 and the second cooling shell 21 can be quickly dissipated.

The first cooling shell 12 and the second cooling shell 9 are made of metal copper materials, so that the heat conduction effect is better;

the radiating fins 5 are steel-aluminum composite fins and have pressure resistance and high-efficiency heat-conducting performance.

When the rocker arm 1 is used, after long-time work, a large amount of heat can be generated, the water inlet pipe 10 and the water outlet pipe 11 are communicated with an external circulating water pump and a cooling liquid tank, the circulating water pump injects cooling liquid into the second cooling shell 9, cooling in the second cooling shell 9 flows into the first cooling shell 12 through the first connecting pipe 13 and the second connecting pipe 14, then flows into the external cooling liquid tank through the water outlet pipe 11, heat generated by the rocker arm 1 is taken away by the cooling liquid on the front side and the rear side, the heat dissipation fans 8 in the upper and lower mounting shells 2 are controlled to work to blow external cold air to the heat dissipation fins 5 and the rocker arm 1, air cooling and heat dissipation are carried out on the heat dissipation fins and the rocker arm 1, so that the heat dissipation effect of the rocker arm 1 is better through two modes of water cooling and air cooling, the heat dissipation efficiency is faster, when the second cooling shell 9 and the first cooling shell 12 need to be disassembled and replaced, the pull rods 17 are pulled to the two sides, the pull rods 17 drive the positioning pins 15 to move out of the positioning grooves 20 through the movable plates 19, and the first connecting pipe 13 and the second connecting pipe 14 are detached from the pipe joint, and then the second cooling shell 9 and the first cooling shell 12 can be taken down from the surface of the rocker arm 1, so that the detachment is more convenient and quicker, and the replacement efficiency is improved.

In summary, the following steps: this coal-winning machine rocking arm and super large mining height coal-winning machine, through rocking arm 1, installation shell 2, casing 4, radiating fin 5, mounting panel 6, grafting shell 7, cooling blower 8, second cooling shell 9, first cooling shell 12, first connecting pipe 13, second connecting pipe 14, locating pin 15, pull rod 17, positioning spring 18, the cooperation of fly leaf 19 and constant head tank 20 is used, the radiating mode of having solved current coal-winning machine rocking arm is comparatively single, lead to lower rocking arm radiating efficiency, the radiating effect is not good, inconvenient dismantlement change to heat radiation structure, the problem of maintenance efficiency is changed in the influence.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a coal-winning machine rocking arm and super large mining height coal-winning machine, includes rocking arm (1), its characterized in that: the front side and the rear side of the rocker arm (1) are respectively sleeved with a first cooling shell (12) and a second cooling shell (9), the surfaces of the first cooling shell (12) and the second cooling shell (9) are respectively and fixedly connected with radiating fins (5), the left sides of the first cooling shell (12) and the second cooling shell (9) are respectively communicated with a water inlet pipe (10) and a water outlet pipe (11), the top of the right side of the second cooling shell (9) is communicated with a first connecting pipe (13), the rear side of the first connecting pipe (13) is communicated with a second connecting pipe (14), one side of the second connecting pipe (14), far away from the first connecting pipe (13), is communicated with the first cooling shell (12), the left side and the right side of the first cooling shell (12) and the second cooling shell (9) are respectively and fixedly connected with a mounting plate (6), and the top and the bottom of the mounting plate (6) are respectively provided with a positioning groove (20), the left side and the right side of the front side and the rear side of the rocker arm (1) are both fixedly connected with an inserting shell (7), the top and the bottom of the plug-in shell (7) are both fixedly connected with a shell (4), the inner cavity of the shell (4) is movably connected with a movable plate (19), one side of the movable plate (19) close to the plug-in shell (7) is fixedly connected with a positioning pin (15), one side of the positioning pin (15) far away from the movable plate (19) is inserted through the shell (7) and extends to the inner cavity of the positioning groove (20), one side of the movable plate (19) far away from the positioning pin (15) is fixedly connected with a pull rod (17), one side of the pull rod (17) far away from the movable plate (19) penetrates to the outer side of the shell (4), the surface of the pull rod (17) is sleeved with a positioning spring (18), the top and the bottom of the rocker arm (1) are both fixedly connected with a mounting shell (2), the surface of the mounting shell (2) is fixedly connected with a heat radiation fan (8) in a penetrating way.

2. The shearer rocker arm and the ultra-large mining height shearer loader as claimed in claim 1, wherein: fixedly connected with dust filter screen (3) all run through in the opposite one side of two upper and lower installation shell (2), the quantity of radiator fan (8) is four, and even distribution in the inner chamber of two upper and lower installation shell (2).

3. The shearer rocker arm and the ultra-large mining height shearer loader as claimed in claim 1, wherein: the number of the radiating fins (5) is a plurality, and the first connecting pipe (13) and the second connecting pipe (14) are fixedly connected through pipe joints.

4. The shearer rocker arm and the ultra-large mining height shearer loader as claimed in claim 1, wherein: the surface of the rocker arm (1) is movably connected with the joint of the first cooling shell (12) and the second cooling shell (9), and one side of the pull rod (17) far away from the movable plate (19) is fixedly connected with a pull ring (16).

5. The shearer rocker arm and the ultra-large mining height shearer loader as claimed in claim 1, wherein: the surface of the positioning pin (15) is movably connected with the joint of the plug-in shell (7), and the surface of the pull rod (17) is movably connected with the joint of the shell (4).

6. The shearer rocker arm and the ultra-large mining height shearer loader as claimed in claim 1, wherein: the connection part of the inner cavity of the mounting shell (2) and the heat dissipation fan (8) is fixedly connected through a bolt, and one side of the positioning pin (15) far away from the movable plate (19) is provided with a chamfer.