CN217632302U - Height-adjustable drill rod for coal mining - Google Patents
Height-adjustable drill rod for coal mining Download PDFInfo
- Publication number
- CN217632302U CN217632302U CN202221248930.5U CN202221248930U CN217632302U CN 217632302 U CN217632302 U CN 217632302U CN 202221248930 U CN202221248930 U CN 202221248930U CN 217632302 U CN217632302 U CN 217632302U
- Authority
- CN
- China
- Prior art keywords
- drill rod
- driving motor
- height
- drill
- coal mining
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The application provides a colliery is opened and is adopted drilling rod convenient to height-adjusting belongs to the drilling rod field, including sleeve pipe and adjustment mechanism, the sleeve pipe slides and has cup jointed the drilling rod main part, drilling rod main part bottom is provided with the retaining member, drilling rod main part bottom is passed through retaining member movable mounting has the drill bit, adjustment mechanism includes lead screw, driving motor and lifter plate, the lead screw rotate install in intraductal, the lead screw is provided with two, two the lead screw about the drilling rod main part is the symmetry and sets up, two lead screw transmission connects, driving motor is fixed in intraductal, driving motor with lead screw transmission connects, the lifter plate with drilling rod main part top is fixed mutually, the lifter plate both ends are respectively the screw thread cup joint in adjacent nearly the lead screw, this colliery is convenient for height-adjusting drill rod of height-adjusting and is used manpower sparingly.
Description
Technical Field
The application relates to the field of drill rods, in particular to a drill rod convenient for height adjustment for coal mining.
Background
The drill rod is a steel pipe with threads at the tail part and is used for connecting surface equipment of a drilling machine and drilling and grinding equipment or a bottom hole device at the bottom end of the drilling well. The purpose of the drill pipe is to carry drilling mud to the drill bit and, together with the drill bit, raise, lower or rotate the bottom hole assembly. The drill pipe must be able to withstand large internal and external pressures, twists, bends and vibrations.
In the coal mining process, need use the drilling rod to carry out the trompil work usually, the height of current drilling rod often is fixed, is difficult to adapt to the basic unit of the different degree of depth, and the drilling rod of current coal mining is mostly welding integrated into one piece for the height of drilling rod is difficult to adjust, and to the drilling rod that the part can height-adjusting, most adjust for artifical manual, and this kind of mode is wasted time and energy, has certain limitation.
Disclosure of Invention
In order to make up for the above deficiency, the application provides a drilling rod convenient for height adjustment in coal mining, aiming at improving the above-mentioned problem.
The embodiment of the application provides a colliery is opened and is adopted drilling rod of being convenient for height-adjusting, including sleeve pipe and adjustment mechanism, the sleeve pipe slides and has cup jointed the drilling rod main part, drilling rod main part bottom is provided with the retaining member, drilling rod main part bottom is passed through retaining member movable mounting has the drill bit, adjustment mechanism includes lead screw, driving motor and lifter plate, the lead screw rotate install in intraductal, the lead screw is provided with two, two the lead screw about the drilling rod main part is the symmetry setting, two lead screw drive connects, driving motor is fixed in intraductal, driving motor with lead screw drive connects, the lifter plate with drilling rod main part top is fixed mutually, the lifter plate both ends are respectively the screw thread cup joint in adjacent nearly the lead screw.
In a specific implementation scheme, the driving motor is fixedly installed at the top in the sleeve, the output shaft of the driving motor is connected with a driving gear, the outer walls of the two screw rods are fixedly sleeved with driven gears, and two sides of the driving gear are respectively meshed with the two driven gears.
In a specific embodiment, a motor sleeve frame is fixedly arranged at the inner top of the sleeve, and the motor sleeve frame is fixedly sleeved on the driving motor.
In a specific embodiment, the retaining member comprises a stud and a nut, a mounting plate is welded at the top of the drill bit, the stud is fixed at the bottom of the drill rod main body, the stud movably penetrates through the mounting plate, the nut is sleeved on the stud in a threaded manner, the top of the nut is contacted with the bottom of the mounting plate, and a through hole for the stud to pass through is formed in the mounting plate.
In a particular embodiment, the drill rod body surface is provided with a first threaded portion and the bit surface is provided with a second threaded portion.
In a specific embodiment, a screw tube is arranged inside the lifting plate and outside the screw rod, and the inner wall of the screw tube is in threaded connection with the outer wall of the screw rod.
In a specific embodiment, a connecting shaft is fixedly arranged at the top of the sleeve.
The embodiment of the application has the advantages that:
1. because the sleeve pipe slides and is cup jointed the drilling rod main part, there is the drill bit drilling rod main part bottom through retaining member movable mounting, so after external motor and bushing, external motor starts can drive the drilling rod main part and the drill bit of bottom and rotate, thereby in order to be used for the drilling work of coal mining, can dismantle the drill bit through the retaining member, so as to maintain or change the drill bit, because two screw drive are connected, driving motor is fixed in the intraduct, driving motor is connected with the screw drive, so start driving motor and rotate simultaneously in order to drive two lead screws, and the lifter plate both ends respectively the screw thread cup joint in adjacent lead screw, so according to the screw drive principle, the lead screw rotates in order to drive the lifter plate at the inside vertical removal of sleeve pipe, thereby drive the drilling rod main part and carry out vertical movement thereupon, thereby adjust the height that the drilling rod main part was located in the sleeve pipe inside, through this kind of design, utilize driving motor so that the manpower sparingly drives the drilling rod main part and carry out height control, so as to adapt to the basic unit of the different degree of depth.
2. The driving motor starts to drive the driving gear to rotate, two sides of the driving gear are respectively meshed with the two driven gears and connected with the two driven gears, and the driving gear rotates oppositely according to the principle that the adjacent gears are meshed with the driven gears, so that the driven gears on two sides rotate in the same direction, two symmetrical screw rods are driven to synchronously rotate, the screw nuts are rotated to separate the screw bolts, the mounting plate is moved downwards to separate the through holes in the mounting plate from the screw bolts, and the drill bits on the mounting plate and the bottom of the mounting plate can be taken down so as to maintain or replace the drill bits.
Drawings
In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic structural diagram of a drill rod for coal mining with height adjustment convenience provided by an embodiment of the application;
FIG. 2 is a schematic structural diagram of an adjustment mechanism provided in an embodiment of the present application;
FIG. 3 is an enlarged view at B in FIG. 2 provided by an embodiment of the present application;
fig. 4 is an enlarged cross-sectional view at a in fig. 1 provided in an embodiment of the present application.
Description of the main reference numbers:
in the figure: 100-a cannula; 110-a drill rod body; 111-a first threaded portion; 120-a retaining member; 121-a stud; 122-a nut; 130-a drill bit; 131-a mounting plate; 132-a second threaded portion; 140-motor sleeve frame; 150-a connecting shaft; 200-an adjustment mechanism; 210-a screw rod; 211-driven gear; 220-driving the motor; 221-a drive gear; 230-a lifting plate; 231-coil.
Detailed Description
In order to solve the problem that the dust in the air containing the dust is difficult to absorb and the dust after absorption is difficult to store and take out as much as possible, the technical scheme in the embodiment of the application has the following general idea:
example 1:
referring to fig. 1-4, the present application provides a drill rod convenient for height adjustment for coal mining, including a sleeve 100 and an adjusting mechanism 200, wherein the sleeve 100 is slidably sleeved with a drill rod main body 110, a retaining member 120 is disposed at the bottom of the drill rod main body 110, a drill 130 is movably mounted at the bottom of the drill rod main body 110 through the retaining member 120, the adjusting mechanism 200 includes a screw rod 210, a driving motor 220 and a lifting plate 230, the screw rod 210 is rotatably mounted inside the sleeve 100, two screw rods 210 are disposed symmetrically with respect to the drill rod main body 110, the two screw rods 210 are in transmission connection, the driving motor 220 is fixed inside the sleeve 100, the driving motor 220 is in transmission connection with the screw rod 210, the lifting plate 230 is fixed with the top of the drill rod main body 110, and two ends of the lifting plate 230 are respectively in threaded sleeve connection with the adjacent screw rods 210.
The motor sleeve frame 140 is fixedly arranged at the top in the sleeve 100, and the motor sleeve frame 140 is fixedly sleeved on the driving motor 220, so that the stability of the position of the driving motor 220 in the sleeve 100 is improved through the design.
The locking member 120 comprises a stud 121 and a nut 122, a mounting plate 131 is welded to the top of the drill bit 130, the stud 121 is fixed to the bottom of the drill rod body 110, the stud 121 movably penetrates through the mounting plate 131, the nut 122 is in threaded sleeve connection with the stud 121, the top of the nut 122 is in contact with the bottom of the mounting plate 131, a through hole through which the stud 121 can pass is formed in the mounting plate 131, the nut 122 is rotated to be separated from the stud 121, the mounting plate 131 is moved downwards to enable the through hole in the mounting plate to be separated from the stud 121, and the mounting plate 131 and the drill bit 130 at the bottom of the mounting plate 131 can be taken down so that the drill bit 130 can be maintained or replaced.
The surface of the drill rod body 110 is provided with a first thread part 111, the surface of the drill 130 is provided with a second thread part 132, the first thread part 111 on the surface rotates along with the drill rod body 110 when the drill rod body 110 rotates through the arrangement of the first thread part 111 so as to perform the drilling and rock breaking work, and the second thread part 132 on the surface rotates along with the drill bit 130 when the drill bit 130 rotates through the arrangement of the second thread part 132 so as to perform the hole drilling work.
The screw tube 231 is arranged inside the lifting plate 230 and outside the screw rod 210, the inner wall of the screw tube 231 is in threaded connection with the outer wall of the screw rod 210, and the screw tube 231 is in threaded connection with the outer wall of the screw rod 210, so that the firmness of threaded sleeve connection between the lifting plate 230 and the screw rod 210 is improved.
The top of the sleeve 100 is fixedly provided with a connecting shaft 150, and an external motor can be connected with the connecting shaft 150 through an external coupler, so that the drill rod can be integrally and conveniently rotated.
When this application uses: because the casing 100 is slidably sleeved with the drill rod main body 110, the drill bit 130 is movably mounted at the bottom of the drill rod main body 110 through the locking piece 120, and an external motor is started after being connected with the casing 100 through the coupler to drive the drill rod main body 110 and the drill bit 130 at the bottom of the drill rod main body 110 to rotate, so that the drill bit 130 can be disassembled through the locking piece 120, so that the maintenance or replacement of the drill bit 130 can be carried out.
It should be noted that the specific model specification of the driving motor 220 needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.
The power supply of the driving motor 220 and its principle will be clear to those skilled in the art and will not be described in detail herein.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. A drill rod with height convenient to adjust for coal mining is characterized by comprising
The drill rod comprises a casing pipe, a drill rod main body and a drill bit, wherein the drill rod main body is sleeved in a sliding mode, a locking piece is arranged at the bottom of the drill rod main body, and the drill bit is movably arranged at the bottom of the drill rod main body through the locking piece;
the adjusting mechanism comprises a screw rod, a driving motor and a lifting plate, the screw rod is rotatably installed inside the sleeve, the number of the screw rods is two, the two screw rods are symmetrically arranged about the drill rod main body and are in transmission connection, the driving motor is fixed inside the sleeve, the driving motor is in transmission connection with the screw rods, the lifting plate is fixed to the top of the drill rod main body, and two ends of the lifting plate are respectively in threaded sleeve connection with the adjacent screw rods.
2. The drill rod convenient for height adjustment for coal mining as claimed in claim 1, wherein said driving motor is fixedly mounted on the top of said sleeve, said driving motor has an output shaft connected with a driving gear, two outer walls of said lead screws are fixedly connected with driven gears, and two sides of said driving gear are respectively engaged with two said driven gears.
3. The drill rod convenient for height adjustment for coal mining as claimed in claim 2, wherein a motor sleeve frame is fixedly arranged at the inner top of the sleeve, and the motor sleeve frame is fixedly sleeved on the driving motor.
4. The coal mining drill rod convenient to adjust in height of claim 1, characterized in that, the retaining member includes a stud and a nut, the drill bit top is welded with a mounting plate, the stud is fixed in the drill rod main body bottom, the stud movably penetrates through the mounting plate, the nut is sleeved in the stud in a threaded manner, and the nut top contacts with the mounting plate bottom.
5. The drill rod for conveniently adjusting the height for coal mining of claim 4, wherein the mounting plate is internally provided with a through hole for the stud to pass through.
6. The drill rod for coal mining height adjustment according to claim 1, wherein the drill rod body surface is provided with a first threaded portion and the drill bit surface is provided with a second threaded portion.
7. The drill rod convenient for adjusting the height for coal mining of claim 1, wherein a solenoid is arranged inside the lifting plate and outside the screw rod, and the inner wall of the solenoid is in threaded connection with the outer wall of the screw rod.
8. The drill rod convenient for height adjustment for coal mining of claim 1, wherein a connecting shaft is fixedly arranged at the top of the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221248930.5U CN217632302U (en) | 2022-05-24 | 2022-05-24 | Height-adjustable drill rod for coal mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221248930.5U CN217632302U (en) | 2022-05-24 | 2022-05-24 | Height-adjustable drill rod for coal mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217632302U true CN217632302U (en) | 2022-10-21 |
Family
ID=83656409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221248930.5U Active CN217632302U (en) | 2022-05-24 | 2022-05-24 | Height-adjustable drill rod for coal mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217632302U (en) |
-
2022
- 2022-05-24 CN CN202221248930.5U patent/CN217632302U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110470507A (en) | A kind of soil collection automatic counterboring device | |
| CN208408618U (en) | A kind of Mechanical processing of casting lathe with clamping device | |
| CN207325984U (en) | A kind of dual-purpose drilling machine | |
| CN107676045A (en) | A kind of high accuracy construction drilling platform | |
| CN207127301U (en) | Porous combination drill jig and drilling machine | |
| CN114753778A (en) | Height-adjustable drill rod for coal mining | |
| CN216866580U (en) | Reaming device for petroleum and natural gas drilling | |
| CN217632302U (en) | Height-adjustable drill rod for coal mining | |
| CN202087865U (en) | Drilling device | |
| CN114592789A (en) | Hand-held type rock drilling device that road construction used | |
| CN215804374U (en) | Double-drill bit structure for double-shaft digging drill | |
| CN213410454U (en) | Drilling auxiliary device for valve production | |
| CN108909325B (en) | A kind of separate type drill bit | |
| CN108266161A (en) | A kind of high intelligent drilling rig of working efficiency with automatic regulation function | |
| CN219081531U (en) | Drilling rod knocking device and rock core sampling equipment | |
| CN111305752A (en) | Self-balancing drilling mechanism for ground symmetrical special-shaped pits | |
| CN109927182A (en) | A kind of novel interior lossless drilling machine of support arm | |
| CN208280900U (en) | A kind of geology planning and designing prospecting drilling rig | |
| CN215315874U (en) | Drilling device for car door lock catch | |
| CN208879752U (en) | Pump housing drilling equipment | |
| CN210858594U (en) | Coal mine underground transverse moving type hydraulic jacking pressurization type jumbolter | |
| CN210146859U (en) | Utilize curved hoop intelligent device of reinforcing bar of dysmorphism bearing | |
| CN204276968U (en) | The device of worm-wheel shaft adjustment hole on the machining worm wheel head of disposable location | |
| CN210256764U (en) | Novel inner and outer support nondestructive drilling machine | |
| CN213104636U (en) | Drilling tool for petroleum machinery installation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |