CN216240622U

CN216240622U - Coal mine tunneling cutting head protection device

Info

Publication number: CN216240622U
Application number: CN202122876754.1U
Authority: CN
Inventors: 苏帆; 任洪启; 闫鹏佳; 姜苏龙; 段少飞; 马一泰; 曹勃; 王保太; 魏上津
Original assignee: Shaanxi Colored Yulin Coal Industry Co ltd
Current assignee: Shaanxi Colored Yulin Coal Industry Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a coal mine tunneling cutting head protection device, and relates to the field of coal mine instruments. The coal mine tunneling cutting head protection device comprises a tunneling machine frame main body and a protection device outer sleeve, wherein a cutting head supporting seat is fixedly connected to the front side of the tunneling machine frame main body, and the front side of the cutting head supporting seat is rotatably connected with a cutting head main body. This cutterhead protector is drivaged in colliery when using, it protects the cutterhead main part to facilitate the use protector outer sleeve, avoid receiving external force collision, the installation fixed operation of protector outer sleeve is simple and convenient, time saving and labor saving, and the installation is fixed the after-fixing effectual, difficult pine takes off, the later stage is also convenient for pull down, and the inside active carbon adsorption section of thick bamboo that sets up of protector outer sleeve can adsorb the smell and the moisture on cutterhead main part surface, keep the surface drying of cutterhead main part, avoid the cutterhead main part not to use for a long time and rust and reduce life.

Description

Coal mine tunneling cutting head protection device

Technical Field

The utility model relates to the technical field of coal mine instruments, in particular to a coal mine tunneling cutting head protection device.

Background

The development machine is the key equipment of coal mining, can realize cutting, loading, transshipment transportation, transfer walking and the united unit of spraying dust suppression, and its high efficiency, steady work are favorable to improving coal mining efficiency, and the cutterhead is the work mechanism that the development machine directly participates in the cutting.

In the prior art, if the coal mine tunneling cutting head is stopped to be used, a corresponding protection device is not generally arranged, the cutting head is usually directly exposed outside, so that the surface of the cutting head can be damaged due to collision of foreign matters, and when the cutting head is exposed outside and is not used for a long time, the surface contains some moisture, which can cause fast corrosion, rusting and shortened service life.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model discloses a coal mine tunneling cutting head protection device, which aims to solve the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a coal mine tunneling cutting head protection device comprises:

the front side of the development machine frame main body is fixedly connected with a cutting head supporting seat, the front side of the cutting head supporting seat is rotatably connected with the cutting head main body, the front side of the development machine frame main body is provided with a limiting supporting round hole and a square clamping groove, and a locking rod is arranged inside the square clamping groove;

the protection device outer sleeve, the back fixedly connected with installation counterpoint seat of protection device outer sleeve, the back fixedly connected with spacing bracing piece and the locking fixture block of installation counterpoint seat, spacing bracing piece activity joint is in the inside of spacing support round hole, the locking hole has been seted up on the lateral wall of locking fixture block, locking fixture block activity joint and the bracing piece activity is pegged graft in the locking hole in square draw-in groove, the inside activity joint of protection device outer sleeve has an active carbon adsorption section of thick bamboo.

Preferably, a cylindrical groove is formed in the development machine frame main body, a spring is arranged in the cylindrical groove of the development machine frame main body, sliding columns are fixedly connected to two ends of the spring, the sliding columns are connected in the cylindrical groove of the development machine frame main body in a sliding mode, and the locking rod is fixedly connected to one side, far away from the spring, of the sliding columns.

Preferably, the side wall of the sliding column is fixedly connected with a sliding handle, and the side wall of the heading machine frame main body is provided with a sliding groove corresponding to the sliding handle.

Preferably, the interior of the activated carbon adsorption cylinder is fixedly connected with a nut seat, the interior of the nut seat is in threaded connection with a clamping bolt, and the clamping bolt penetrates through the activated carbon adsorption cylinder and abuts against the inner wall of the outer sleeve of the protection device.

Preferably, the outer sleeve of the protective device and the activated carbon adsorption cylinder are movably sleeved on the outer side of the cutting head main body.

The utility model discloses a coal mine tunneling cutting head protection device, which has the following beneficial effects:

1. this cutterhead protector is tunneled in colliery, when using, it protects the cutterhead main part to facilitate the use protector outer sleeve, avoid receiving external force collision, the installation fixed operation of protector outer sleeve is simple and convenient, time saving and labor saving, and the installation is fixed the after-fixing effectual, difficult pine takes off, the later stage is also convenient for pull down, and the inside active carbon adsorption section of thick bamboo that sets up of protector outer sleeve can adsorb the smell and the moisture on cutterhead main part surface, keep the surface drying of cutterhead main part, avoid the cutterhead main part not to use for a long time and rust and reduce life.

2. This cutterhead protector is tunneled in colliery, the active carbon adsorption section of thick bamboo of setting is when installing fixedly, direct card go into on the inner wall of protector outer sleeve and use the chucking bolt screw up fixed can, easy operation is convenient, labour saving and time saving, the convenient regular change of active carbon adsorption section of thick bamboo, simple to use, satisfy the user demand to the fixed mode of active carbon adsorption section of thick bamboo.

Drawings

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

figure 2 is a block diagram of the body of the cutting head of the present invention;

figure 3 is a cross-sectional view of the body of the heading machine frame of the present invention;

FIG. 4 is an installation view of the activated carbon adsorption cartridge of the present invention;

FIG. 5 is a structural view of an activated carbon adsorption cartridge of the present invention;

fig. 6 is an exploded view of the clamping bolt of the present invention.

In the figure: 1. a development machine frame main body; 2. a cutting head supporting seat; 3. a cutting head body; 4. limiting and supporting the round hole; 5. a square clamping groove; 6. a locking lever; 7. a guard outer sleeve; 8. installing a counterpoint seat; 9. a limiting support rod; 10. locking the fixture block; 11. a locking hole; 12. an activated carbon adsorption cartridge; 13. a nut seat; 14. clamping the bolt; 15. a spring; 16. a sliding post; 17. a sliding handle; 18. a chute.

Detailed Description

The embodiment of the utility model discloses a coal mine tunneling cutting head protection device, which comprises the following components as shown in figures 1-6:

the front side of the development machine frame main body 1 is fixedly connected with a cutting head supporting seat 2, the front side of the cutting head supporting seat 2 is rotatably connected with a cutting head main body 3, the front side of the development machine frame main body 1 is provided with a limiting supporting round hole 4 and a square clamping groove 5, and a locking rod 6 is arranged inside the square clamping groove 5;

the protector outer sleeve 7, the back fixedly connected with installation counterpoint seat 8 of protector outer sleeve 7, the spacing bracing piece of back fixedly connected with 9 and the locking fixture block 10 of installation counterpoint seat 8, spacing bracing piece 9 activity joint is in the inside of spacing support round hole 4, locking hole 11 has been seted up on the lateral wall of locking fixture block 10, locking fixture block 10 activity joint is in square draw-in groove 5 and the activity of check lock lever 6 is pegged graft in locking hole 11, the inside activity joint of protector outer sleeve 7 has an active carbon adsorption section of thick bamboo 12.

According to the attached drawing 3, a cylindrical groove is formed in the development machine frame main body 1, a spring 15 is arranged in the cylindrical groove of the development machine frame main body 1, sliding columns 16 are fixedly connected to two ends of the spring 15, the sliding columns 16 are slidably connected in the cylindrical groove of the development machine frame main body 1, a locking rod 6 is fixedly connected to one side, far away from the spring 15, of the sliding columns 16, the arranged cylindrical groove of the development machine frame main body 1 is simple in structure and not easy to damage, and the supporting and limiting effects on the locking rod 6 are good.

According to the attached figure 3, a sliding handle 17 is fixedly connected to the side wall of the sliding column 16, a sliding groove 18 corresponding to the sliding handle 17 is formed in the side wall of the heading machine frame body 1, and the sliding handle 17 is arranged to facilitate the sliding of the sliding column 16 and the locking rod 6 integrally.

According to the attached

drawings

4 and 6, the nut seat 13 is fixedly connected to the inside of the activated carbon adsorption cylinder 12, the clamping bolt 14 is connected to the internal thread of the nut seat 13, the clamping bolt 14 penetrates through the activated carbon adsorption cylinder 12 and abuts against the inner wall of the protective device outer sleeve 7, the arranged activated carbon adsorption cylinder 12 is directly clamped into the inner wall of the protective device outer sleeve 7 and screwed and fixed by the clamping bolt 14 when being installed and fixed, and the operation is simple and convenient, and time and labor are saved.

According to the attached

drawings

1, 2, 4 and 5, the protective device outer sleeve 7 and the activated carbon adsorption cylinder 12 are movably sleeved outside the cutting head main body 3, and the protective device outer sleeve 7 and the activated carbon adsorption cylinder 12 can protect the cutting head main body 3, so that the conditions of foreign matter collision and easy corrosion are avoided.

The working principle is as follows: the device is when using, it protects cutterhead main part 3 to facilitate the use protector outer sleeve 7, avoid receiving external force collision, the simple operation is fixed in the installation of protector outer sleeve 7 convenient, time saving and labor saving, and the fixed back of installation is effectual, difficult pine takes off, the later stage is also convenient for pull down, and the inside active carbon adsorption section of thick bamboo 12 that sets up of protector outer sleeve 7 can adsorb the smell and the moisture on cutterhead main part 3 surface, keep the surface drying of cutterhead main part 3, avoid the long-time not using of cutterhead main part 3 to rust and reduce life.

When the installation of the protective device outer sleeve 7 is fixed, firstly, two sets of sliding handles 17 are pulled, so that the sliding handles 17 drive the sliding columns 16 and the locking rods 6 to integrally slide and drive the springs 15 to compress, at the moment, the protective device outer sleeve 7 and the installation aligning seat 8 are sleeved on the cutting head main body 3 and the cutting head supporting seat 2, then the limiting supporting rod 9 is clamped into the limiting supporting round hole 4, the locking clamping block 10 is clamped into the square clamping groove 5, after the complete clamping, the sliding handles 17 are loosened by hands, the two sets of locking rods 6 are ejected out by utilizing the elasticity of the springs 15 and inserted into the locking holes 11, and the protective device outer sleeve 7 and the installation aligning seat 8 are fixedly installed.

The activated carbon adsorption cylinder 12 is fixed in the outer protection device sleeve 7 through the clamping bolt 14, the activated carbon adsorption cylinder 12 is convenient to replace regularly, the fixing mode of the activated carbon adsorption cylinder 12 is simple, the use is convenient, and the use requirement is met.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a colliery tunnelling cutterhead protector which characterized in that includes:

the front side of the development machine frame main body (1) is fixedly connected with a cutting head supporting seat (2), the front side of the cutting head supporting seat (2) is rotatably connected with a cutting head main body (3), the front side of the development machine frame main body (1) is provided with a limiting supporting round hole (4) and a square clamping groove (5), and a locking rod (6) is arranged inside the square clamping groove (5);

the utility model provides a safety device, protection device outer sleeve (7), back fixedly connected with installation counterpoint seat (8) of protection device outer sleeve (7), the back fixedly connected with spacing bracing piece (9) and the locking fixture block (10) of installation counterpoint seat (8), spacing bracing piece (9) activity joint is in the inside of spacing support round hole (4), locking hole (11) have been seted up on the lateral wall of locking fixture block (10), locking fixture block (10) activity joint just locking lever (6) activity is pegged graft in locking hole (11) in square clamping groove (5), the inside activity joint of protection device outer sleeve (7) has an active carbon adsorption section of thick bamboo (12).

2. A coal mine tunnelling cutter head protector as claimed in claim 1, which is characterized in that: a cylindrical groove is formed in the tunneling machine frame main body (1), a spring (15) is arranged in the cylindrical groove of the tunneling machine frame main body (1), sliding columns (16) are fixedly connected to two ends of the spring (15), the sliding columns (16) are connected in the cylindrical groove of the tunneling machine frame main body (1) in a sliding mode, and the locking rod (6) is fixedly connected to one side, far away from the spring (15), of the sliding columns (16).

3. A coal mine tunnelling cutter head protector as claimed in claim 2, which is characterized in that: the side wall of the sliding column (16) is fixedly connected with a sliding handle (17), and the side wall of the heading machine frame main body (1) is provided with a sliding groove (18) corresponding to the sliding handle (17).

4. A coal mine tunnelling cutter head protector as claimed in claim 1, which is characterized in that: the interior fixedly connected with nut seat (13) of active carbon adsorption section of thick bamboo (12), the inside threaded connection of nut seat (13) has chucking bolt (14), chucking bolt (14) pass active carbon adsorption section of thick bamboo (12) and offset with the inner wall of protector outer sleeve (7).

5. A coal mine tunnelling cutter head protector as claimed in claim 1, which is characterized in that: the outer sleeve (7) of the protective device and the activated carbon adsorption cylinder (12) are movably sleeved on the outer side of the cutting head main body (3).