CN220353830U - Open-close type drill rod supporting device - Google Patents
Open-close type drill rod supporting device Download PDFInfo
- Publication number
- CN220353830U CN220353830U CN202321652825.2U CN202321652825U CN220353830U CN 220353830 U CN220353830 U CN 220353830U CN 202321652825 U CN202321652825 U CN 202321652825U CN 220353830 U CN220353830 U CN 220353830U
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- CN
- China
- Prior art keywords
- claw
- clamping
- pin
- oil cylinder
- open
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 210000000078 claw Anatomy 0.000 claims abstract description 54
- 238000005553 drilling Methods 0.000 claims abstract description 15
- 239000003921 oil Substances 0.000 claims 7
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 230000005641 tunneling Effects 0.000 abstract description 9
- 239000003245 coal Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model provides an open-close type drill rod supporting device which can be used on tunneling machinery with a drilling function to meet the requirements of tunneling drilling machinery on drill rods, and comprises a left claw, a right claw, a fixed pin plate, an open-close cylinder, a connecting screw pin, a clamping valve fixing bolt, a connecting bolt and a cylinder connecting pin; the left claw and the right claw are symmetrical in structure, and when the opening and closing oil cylinder stretches, the left claw and the right claw respectively rotate by taking the connecting threaded pin as an axis, so that the clamping flaps above the claws are closed or separated.
Description
Technical Field
The utility model relates to the technical field of coal mine roadway tunneling drilling machinery, in particular to an open-close type drill rod lifter.
Background
At present, the drilling machine for tunneling coal mines in China relates to a drill rod supporting device, and when drilling and anchoring operations are performed, the drill rod supporting device is adopted to support drill rods and anchor rods, the existing drill rod supporting device is fixed, sometimes the front end of a power head needs to pass through the drill rod supporting device, and the front end of the power head of the fixed drill rod supporting device cannot pass through the drill rod supporting device, so that the drill rod supporting device can support drill rods and does not influence the front end of the power head to pass through the drill rod supporting device, and the problem to be solved in the drilling machine for tunneling coal mines is urgent.
Disclosure of Invention
In order to solve the technical problems, the utility model provides an open-close type drill rod lifter which can be used on tunneling machinery equipment with a drilling function so as to meet the requirements of tunneling drilling machinery on the drill rod lifter. The open-close type drill rod supporting device comprises a left claw, a right claw, a fixed pin plate, an open-close oil cylinder, a connecting screw pin, a clamping valve fixing bolt, a connecting bolt and an oil cylinder connecting pin; the three connecting screw pins are respectively provided with an upper connecting screw pin and a lower connecting screw pin, one side of each connecting screw pin is provided with an internal threaded hole and used for connecting the open-close type drill rod supporting device, the other side of each connecting screw pin is welded with the front end plate of the drilling machine propelling device, and the lower two connecting screw pins have the function of connecting and also have the function of serving as a rotating shaft of a claw; the left claw and the right claw are symmetrical in structure, an oil cylinder connecting hole is formed below the claw, a rotating hole is formed below the middle part of the claw, a limiting groove is formed above the claw, a clamping flap fixing groove is formed above the claw, the left claw is connected with a connecting screw pin through the middle lower rotating hole, the left claw is connected with the cylinder end of the opening and closing oil cylinder through the lower oil cylinder connecting hole, the right claw is connected with the connecting screw pin through the middle lower rotating hole, and the left claw is connected with the piston rod end of the opening and closing oil cylinder through the lower oil cylinder connecting hole; the cylinder barrel end of the opening and closing cylinder is connected with the cylinder connecting hole of the left claw through a pin shaft, the piston rod end of the opening and closing cylinder is connected with the cylinder connecting hole of the right claw through a pin shaft, and when the opening and closing cylinder stretches, the left claw and the right claw respectively rotate by taking the connecting threaded pin as an axis, so that the clamping pieces above the claws are closed or separated; the fixed pin plate is provided with a connecting hole connected with the connecting screw pin and two limiting pins, and the limiting pins are matched with limiting grooves below the middle parts of the clamping jaws to control the left clamping jaw and the right clamping jaw to swing; the clamping valve is characterized in that one end of the clamping valve is a columnar opening, the other end of the clamping valve is a horn mouth, the horn mouth is convenient for correction due to misalignment when a drill bit or an anchor rod approaches, the clamping valve is placed in a clamping valve fixing groove above the clamping jaw and is fixed by a clamping valve fixing bolt, the clamping valve is used as a wearing part, and the clamping valve can be replaced when abrasion is serious.
The open-close type drill rod supporting device can be applied to different coal mine tunneling drilling machines, and is wide in application range, high in operation efficiency and convenient to operate.
The utility model has the following characteristics:
1. the modularized design is adopted, the universality is strong, and the vulnerable parts are replaceable.
2. Adopts screw pin type connection, has simple structure and convenient installation.
3. The open-close type structure is adopted, so that the front end of the power head can pass through conveniently, and the drilling requirement is met.
The utility model adopts a unique open-close structure, is driven by the open-close oil cylinder, has a large open-close range of the clamping flaps, can adapt to the drilling requirements of coal mine tunneling drilling machinery, is convenient to replace due to the clamping flaps arranged on the clamping jaws, and effectively reduces the production cost.
Drawings
FIG. 1 is a schematic front view of the structure of the present utility model;
FIG. 2 is a schematic left side view of the structure of the present utility model;
FIG. 3 is a schematic front view of the pawl structure of the present utility model;
FIG. 4 is a schematic view of a structure of a fixing pin plate according to the present utility model;
FIG. 5 is a schematic view of a card flap according to the present utility model;
FIG. 6 is a schematic view of the present utility model in connection with a front end panel of a propulsion device;
fig. 7 is a schematic view of the present utility model in an open state.
In the figure, a 1-right claw 2-fixing pin plate 3-opening and closing cylinder 4-connecting screw pin 5-clamping piece 6-clamping piece fixing bolt 7-connecting bolt 8-cylinder connecting pin 9-left claw 101-clamping piece fixing groove 102-limiting groove 103-cylinder connecting hole 104-rotating hole 201-limiting pin 202-connecting hole 501-columnar hole 502-bell mouth
Detailed Description
Specific embodiments of the present utility model will be described in detail below with reference to the drawings accompanying the specification.
As shown in fig. 1 to 3, the open-close type drill rod supporting device provided by the utility model comprises a left claw 9, a right claw 1, a fixed pin plate 2, an open-close cylinder 3, a connecting threaded pin 4, a clamping flap 5, a clamping flap fixing bolt 6, a connecting bolt 7 and a cylinder connecting pin 8; the three connecting screw pins 4 are three in number, one is the upper one and the other is the lower one, one side of each connecting screw pin is provided with an internal threaded hole and used for connecting an open-close type drill rod supporting device, the other side of each connecting screw pin is welded with the front end plate of the drilling mechanical propelling device, and the lower two connecting screw pins have the function of connecting and also have the function of serving as a rotating shaft of a claw; the left claw 9 and the right claw 1 are symmetrical in structure, an oil cylinder connecting hole 103 is formed below the claws, a rotating hole 104 and a limiting groove 102 are formed below the middle part of the claw, a clamping flap fixing groove 101 is formed above the claw, the left claw 9 is connected with a connecting threaded pin 4 through the middle lower rotating hole 104, the left claw is connected with the cylinder end of an opening and closing oil cylinder 3 through the lower oil cylinder connecting hole 103, the right claw 1 is connected with the connecting threaded pin 4 through the middle lower rotating hole 104, and the left claw is connected with the piston rod end of the opening and closing oil cylinder through the lower oil cylinder connecting hole 103; the cylinder end of the opening and closing cylinder 3 is connected with the cylinder connecting hole 103 of the left claw through a pin shaft 8, the piston rod end of the opening and closing cylinder 3 is connected with the cylinder connecting hole 103 of the right claw 1 through the pin shaft 8, and when the opening and closing cylinder 3 stretches, the left claw 9 and the right claw 1 rotate respectively by taking the connecting threaded pin 4 as an axis, so that the clamping petals 5 above the claws are closed or separated.
As shown in fig. 4, the fixing pin plate 2 is provided with a connecting hole 202 connected with the connecting threaded pin 4 and two limiting pins 201, and the limiting pins 201 are matched with the limiting grooves 102 below the middle parts of the clamping jaws to control the left clamping jaw 9 and the right clamping jaw 1 to swing.
As shown in fig. 5, one end of the clamping flap 5 is a cylindrical opening 501, the other end is a horn opening 502, the horn opening 502 is convenient for correction when a drill bit or an anchor rod is in contact without centering, the clamping flap 5 is placed in the clamping flap fixing groove 101 above the clamping jaw and is fixed by the clamping flap fixing bolt 6, and the clamping flap is used as a wearing part, and can be replaced when the wearing is serious.
While the principles and embodiments of the present utility model have been described in detail in this specification with reference to specific examples, the foregoing examples are provided for the purpose of illustrating the utility model only and it should be noted that modifications may be made by those skilled in the art within the scope of the principles of the present disclosure and such modifications may be within the scope of the claims of the present disclosure.
Claims (4)
1. An open-close type drill rod supporting device is characterized in that: the hydraulic oil cylinder connecting device comprises a left claw (9), a right claw (1), a fixed pin plate (2), an opening and closing oil cylinder (3), a connecting screw pin (4), a clamping valve (5), a clamping valve fixing bolt (6), a connecting bolt (7) and an oil cylinder connecting pin (8);
the left claw (9) and the right claw (1) are symmetrical in structure, an oil cylinder connecting hole (103) is formed in the lower portion of the claw, a rotating hole (104), a limiting groove (102) and a clamping flap fixing groove (101) are formed in the lower portion of the claw, the left claw (9) is connected with a connecting threaded pin (4) through the middle lower portion of the rotating hole (104), the right claw (1) is connected with a cylinder end of an opening and closing oil cylinder (3) through the lower portion of the oil cylinder connecting hole (103), and the right claw (1) is connected with the connecting threaded pin (4) through the middle lower portion of the rotating hole (104) and is connected with a piston rod end of the opening and closing oil cylinder (3) through the lower portion of the oil cylinder connecting hole (103).
2. An open-close drill rod lifter according to claim 1, wherein: the three connecting screw pins (4) are three in number, one is the upper one and the other is the lower one, one side of each connecting screw pin is provided with an internal threaded hole and used for connecting the open-close type drill rod supporting device, the other side of each connecting screw pin is welded with the front end plate of the drilling mechanical propelling device, and the lower two connecting screw pins have the function of connecting and also have the function of serving as a rotating shaft of a claw.
3. An open-close drill rod lifter according to claim 1, wherein: the fixed pin plate (2) is provided with a connecting hole (202) connected with the connecting threaded pin (4) and two limiting pins (201), and the limiting pins (201) are matched with limiting grooves (102) below the middle parts of the clamping jaws to control the left clamping jaw (9) and the right clamping jaw (1) to swing and deflect.
4. An open-close drill rod lifter according to claim 1, wherein: one end of each clamping flap (5) is a columnar opening (501), the other end of each clamping flap is a horn mouth (502), and each clamping flap (5) is placed in a clamping flap fixing groove (101) above each clamping jaw and is fixed by a clamping flap fixing bolt (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321652825.2U CN220353830U (en) | 2023-06-22 | 2023-06-22 | Open-close type drill rod supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321652825.2U CN220353830U (en) | 2023-06-22 | 2023-06-22 | Open-close type drill rod supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220353830U true CN220353830U (en) | 2024-01-16 |
Family
ID=89483391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321652825.2U Active CN220353830U (en) | 2023-06-22 | 2023-06-22 | Open-close type drill rod supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220353830U (en) |
-
2023
- 2023-06-22 CN CN202321652825.2U patent/CN220353830U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |