CN105221086A - A kind of drill rod grip device - Google Patents
A kind of drill rod grip device Download PDFInfo
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- CN105221086A CN105221086A CN201510788047.3A CN201510788047A CN105221086A CN 105221086 A CN105221086 A CN 105221086A CN 201510788047 A CN201510788047 A CN 201510788047A CN 105221086 A CN105221086 A CN 105221086A
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- tool joint
- groove
- drill rod
- grip device
- drilling rod
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Abstract
The invention discloses a kind of drill rod grip device, comprise drilling rod and clamping device, described drilling rod is made up of tool joint and steel pipe, described tool joint is welded mutually with steel pipe, described tool joint reference cone thread segment, wear-resistant section, non-abrasive section three parts, described tool joint non-abrasive section be circumferentially provided with external arc groove, described clamping device comprises holding case, described holding case is made up of chamber portion and real core segment, described chamber portion is provided with infrared radiation receiving circuit and control circuit, described infrared radiation receiving circuit is electrically connected mutually with described control circuit, described real core segment has groove, described bottom portion of groove is fixed with an electromagnet, electromagnet is connected with magnet and slide block successively mutually by a spring, described magnet is fixed on described slide block, described slide block can move left and right along groove.Drill rod grip device of the present invention, not only structure is simple, easy to operate, and clamping is reliable, long service life, low cost of manufacture, and to drilling rod without wearing and tearing and scratch, non-slip.
Description
Technical field
The present invention relates to engineering drilling equipment technical field, particularly relate to a kind of drill rod grip device of core-drill(ing) machine.
Background technology
Core-drill(ing) machine have modularized design, quick detachable assembling drilling efficiency high, be convenient to the features such as transport, cost are low, environmental protection, the stratum that the degree of depth reaches below 350m can be pierced, the core drilling work that ground condition is very complicated can be widely used in.
The existing rock-core borer kind of China is a lot, but the clamping position of the drilling rod of existing core-drill(ing) machine exists a lot of problem, and the clamping position of drilling rod is generally the form by butterfly spring clamping, slips self-centering type.In use owing to being by slips to clamp drilling rod, so drill rod abrasion, scratch can be made, thus cause clamping position unreliable, skid, collapse the series of problems such as slips.
For solving the problem, the patent No. is CN201310572521.X core-drill(ing) machine clamp structure, have employed following technical scheme: a kind of core-drill(ing) machine clamp structure, comprise, fairlead, ring set, outside the drilling rod of rig, ensures the straight degree of described drilling rod in order to transmitting torque; Collar, ring set described fairlead outer and along described collar slide axially promote moving member or rolling member clamps or remove the clamping to described drilling rod to described drilling rod; Rolling groove, be opened in order to hold described moving member or rolling member and in order to described moving member or rolling member location on described fairlead, described moving member or rolling member enter with to slip described in described fairlead or exit to remove the clamping to drilling rod described in described fairlead; Moving member or rolling member, be located at the described rolling groove place between described fairlead and described collar, to be moved by moving member or mode that rolling member rolls applies chucking power to described slip to the motion of described drilling rod direction and to the wall body of described drilling rod, or remove the clamping to described drilling rod to motion in the other direction.Though this structure to some extent solves drill rod abrasion, scratch, thus cause clamping position unreliable, skid, collapse slips, cause structural unstable technical problem, but when this structure uses for a long time, the moving member held in rolling groove or rolling member, at work progress, due to moving member or long-term constantly being extruded of rolling member, cause moving member or or rolling member crimp, even can crack and damage, clamping is finally caused to be lost efficacy, therefore need constantly to change moving member or rolling member, increase manufacturing cost, because complex structure causes changing trouble.
The technical problems such as cost of production is high in order to solve further, complex structure, replacing trouble, need further research and design to adapt to industrial economyization and produce.
Summary of the invention
Object of the present invention is just to overcome the deficiencies in the prior art, and provide a kind of structure simple, easy to operate, clamping is reliable, long service life, the drill rod grip device of low cost of manufacture.
To achieve these goals, a kind of drill rod grip device provided by the invention, comprise drilling rod and clamping device, described drilling rod is made up of tool joint and steel pipe, described tool joint is welded mutually with steel pipe, described tool joint reference cone thread segment, wear-resistant section, non-abrasive section three parts, described tool joint non-abrasive section be circumferentially provided with external arc groove
Described clamping device comprises holding case, described holding case is made up of chamber portion and real core segment, described chamber portion is provided with infrared radiation receiving circuit and control circuit, described infrared radiation receiving circuit is electrically connected mutually with described control circuit, described real core segment has groove, and described bottom portion of groove is fixed with an electromagnet, and electromagnet is connected with magnet and slide block successively mutually by a spring, described magnet is fixed on described slide block, and described slide block can move left and right along groove.
Further, described control circuit comprises relay and executive circuit, described relay is electrically connected mutually with described infrared radiation receiving circuit, and the contact of described relay is normally closed interlock, and described executive circuit connects to form loop successively by electromagnet, coil, power supply, normally closed interlock, press button.
Further, the external arc number of recesses that described tool joint is provided with is 1 ~ 4, and external arc groove is uniformly distributed along the circumference setting, and the number of recesses that the real core segment of corresponding described holding case is provided with is 1 ~ 4, and groove is uniformly distributed along the circumference setting.
Further, the depth capacity of external arc groove that described tool joint is provided with is less than the wall thickness of tool joint.
Further, describedly also comprise a remote controller, described remote controller is provided with some instruction keys, and described infrared radiation receiving circuit receives the instruction of described remote command key.
Further, described infrared radiation receiving circuit receives the instruction of remote command key, touches the disconnection of relay contact and normally closed.
Further, the press button of described executive circuit is arranged on described holding case.
Beneficial effect of the present invention:
1, instant invention overcomes drilling rod in prior art and adopt the structure of smooth steel pipe, the present invention is provided with external arc groove in the non-abrasive section of tool joint, the degree of depth of external arc groove is less than the wall thickness of tool joint, utilize the feature of external arc groove, in work progress, only need block groove, just can realize the clamping of drilling rod, unit head can be coordinated simultaneously to drive drilling rod to rotate together, thus complete the dismounting of drilling rod.
2, above-mentioned tool joint is utilized to be provided with the feature of external arc groove, design drill rod grip device, instant invention overcomes existing hydraulic gripper by butterfly spring clamping, the form of structure of slips self-centering type, the complex structure brought, manufacturing cost is high, and due to drill rod abrasion and scratch, cause clamping position unreliable, skid, collapse the defects such as slips, the present invention adopts control circui, the form of structure of infrared remote control, infrared remote control controls the disconnection of relay contact in clamping device and normally closed, thus control moving left and right of holding case groove inner slide, slide block is utilized to block external arc groove in tool joint, realize the clamping of drilling rod, to drilling rod without wearing and tearing and scratch, non-slip, and without the need to renewal part.
3, structure of the present invention is simple, easy to operate, and clamping is reliable, long service life, low cost of manufacture, is applicable to industrial economyization and produces.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the block schematic illustration that Fig. 1 middle infrared (Mid-IR) receiving circuit is connected with relay.
Fig. 3 is the circuit theory diagrams of executive circuit in Fig. 1.
Fig. 4 is the structural representation of holding case in Fig. 1.
Fig. 5 is the structural representation of drilling rod in Fig. 1.
Above-mentioned Reference numeral:
1, drilling rod; 2, holding case; 3, infrared radiation receiving circuit; 4, control circuit; 5, electromagnet; 6, spring; 7, magnet; 8, slide block; 9, chamber portion; 10, real core segment; 11, groove; 12, steel pipe; 13, non-abrasive section; 14, external arc groove; 15, wear-resistant section; 16, taper thread section; 17, relay A; 18, relay B
KA1 normally closed interlock; SB1 press button
Detailed description of the invention
Below in conjunction with accompanying drawing, invention is further illustrated, but be not used for limiting the scope of the invention.
Embodiment
As shown in Figure 5, a kind of drill rod grip device provided by the invention, comprise drilling rod 1, described drilling rod 1 is made up of tool joint and steel pipe 12, described tool joint is welded mutually with steel pipe 12, described tool joint reference cone thread segment 16, wear-resistant section 15, non-abrasive section 13 3 parts, described tool joint non-abrasive section 13 be circumferentially provided with external arc groove 14, the depth capacity of described tool joint non-abrasive section 13 external arc groove 14 is circumferentially less than the wall thickness of tool joint, external arc groove 14 quantity that described tool joint is provided with is 1 ~ 4, external arc groove 14 is uniformly distributed along the circumference setting.
The effect of tool joint wear-resistant section 15: because tool joint also bears erosive wear while bearing violent wearing and tearing, cause tool joint quick abrasion.In order to improve the abrasion resistance of tool joint; just there is shaped wear-resistant belt of drill pipe joint; so-called shaped wear-resistant belt of drill pipe joint is exactly to protect drilling rod to be unlikely to excessive wear in drilling process; adopt built-up welding, surfacing mode by abrasion-resistant welding wire along the built-up welding of tool joint circumferencial direction, surfacing; built-up welding, the wide about 30-50mm of surfacing; the endless belt of thick 2-3mm, this endless belt and be referred to as shaped wear-resistant belt of drill pipe joint.Shaped wear-resistant belt of drill pipe joint has because of it anti-wear performance being better than tool joint itself, can reduce the advantage of the wearing and tearing to sleeve pipe simultaneously, thus plays critical effect to this problem of wearing and tearing solving drilling rod and sleeve pipe.
In Fig. 5 of the present invention, only example has gone out one end tool joint of drilling rod, taper thread in tool joint is external screw thread, and the taper thread of other end tool joint that example goes out is the internal thread matched with this external screw thread, be also provided with external arc groove 14 in the non-abrasive section of other end tool joint equally.The processing of the upper outside arc groove 14 of tool joint: before tool joint build-up wear-resistant section, only need utilize milling machine milling, and processing is simple.
Above-mentioned tool joint non-abrasive section 13 is coordinated to have the feature of external arc groove 14, design drill rod grip device, as shown in figures 1-4, a kind of drill rod grip device provided by the invention, also comprise clamping device, described clamping device comprises holding case 2, described holding case 2 is made up of chamber portion 9 and real core segment 10, described chamber portion 9 is provided with infrared radiation receiving circuit 3 and control circuit 4, described infrared radiation receiving circuit 3 is electrically connected mutually with described control circuit 4, described real core segment 10 has groove 11, an electromagnet 5 is fixed with bottom described groove 11, electromagnet 5 is connected with magnet 7 and slide block 8 successively mutually by a spring 6, described magnet 7 is fixed on described slide block 8, described slide block 8 can move left and right along groove 11.Described control circuit 4 comprises relay 17 and executive circuit, described relay 17 is electrically connected mutually with described infrared radiation receiving circuit 3, the contact of described relay 17 is normally closed interlock KA1, and described executive circuit connects to form loop successively by electromagnet 5, coil, power supply, normally closed interlock KA1, press button SB1.External arc groove 14 quantity that described tool joint is provided with is 1 ~ 4, and external arc groove 14 is circumferentially evenly arranged, and groove 11 quantity that the real core segment 10 of corresponding described holding case is provided with is 1 ~ 4, and groove 11 is circumferentially evenly arranged.Describedly also comprise a remote controller, described remote controller is provided with some instruction keys, and described infrared radiation receiving circuit 3 receives the instruction of described remote command key.Described infrared radiation receiving circuit 3 receives the instruction of remote command key, touches the disconnection of relay 17 contact and normally closed.The press button SB1 of described executive circuit is arranged on described holding case 2.
Infrared remote control is a kind of wireless, non-contact control technology, has antijamming capability strong, and information transmission is reliable, and low in energy consumption, cost is low, and easily realization waits remarkable advantage.
The general principle of infrared remote control:
The radiating circuit of infrared remote control is the infrared waves that employing infrarede emitting diode sends through ovennodulation; Infrared receiving circuit is made up of infrared receiving diode, triode or silicon photocell, and the infrared light that infrared transmitter is launched is converted to the corresponding signal of telecommunication by them, then send post amplifier.
Emitter is generally made up of a few parts such as instruction key (or action bars), instruction coding system, modulation circuit, drive circuit, radiating circuits.When pressing instruction key or promoting action bars, the instruction encoding signal needed for instruction encoding circuit produces, instruction encoding signal is modulated carrier wave, is more outwards launched through modulating fixed instruction encoding signal by radiating circuit after carrying out power amplification by drive circuit.
Receiving circuit is generally made up of a few parts such as receiving circuit, amplifying circuit, modulation circuit, instruction decoding circuit, drive circuit, executive circuits (mechanism).The modulated encoded command signals that transmitter sends by receiving circuit receives, and send demodulator circuit after amplifying, and demodulator circuit by modulated instruction encoding signal receiving out, is namely reduced to code signal.Encoded command signals is carried out decoding by command decoder, and the operation finally driving executive circuit to realize various instruction by drive circuit controls (mechanism).
The present invention adopts the combination of infrared remote control and control circui technology, and control moving left and right of clamping device groove 11 inner slide 8, realize the clamping of drilling rod 1 and unclamp, structure is simple, easy to operate.
The course of work of the present invention is: before installing drilling rod 1, first switch S B1 is pressed the button, the executive circuit of control circuit 4 is connected, electromagnet 5 obtains electric, be magnetic, attract magnet 7, band movable slider 8 moves together bottom groove 11, continuous Compress Spring 6 in moving process, final slide block 8 moves in groove 11 completely, next, install drilling rod 1, after construct, when needing holding drill pipe 1, the external arc groove 14 that power power drives drilling rod 1 to turn to tool joint aims at the groove 11 of holding case 2, now press remote command key, pass through Infrared Ray Remote Control Technology, after infrared radiation receiving circuit 3 receives remote command, the normally closed interlock KA1 touching relay 17 disconnects, the executive circuit of control circuit 4 disconnects, electromagnet 5 dead electricity, nonmagnetic, magnet is had no attraction, now slide block 8 is under the elastic force effect of spring 6, move to right along groove 11, namely deviate from bottom groove 11 and move, finally move to the external arc groove 14 in tool joint, thus slide block 8 blocks external arc groove 14, namely the clamping of drilling rod 1 is completed, unit head can be coordinated to drive drilling rod 1 one to pull out of hole dynamic simultaneously, realize the dismounting of drilling rod 1.
The present invention has following advantage:
1, instant invention overcomes drilling rod in prior art and adopt the structure of smooth steel pipe, the present invention is provided with external arc groove 14 in the non-abrasive section 13 of tool joint, the degree of depth of external arc groove 14 is less than the wall thickness of tool joint, utilize the feature of external arc groove 14, in work progress, only need block groove 11, just can realize the clamping of drilling rod 1, unit head can be coordinated simultaneously to drive drilling rod 1 to rotate together, thus complete the dismounting of drilling rod 1.
2, above-mentioned tool joint is utilized to be provided with the feature of external arc groove 14, design drill rod grip device, instant invention overcomes existing hydraulic gripper by butterfly spring clamping, the form of structure of slips self-centering type, the complex structure brought, manufacturing cost is high, and due to drill rod abrasion and scratch, cause clamping position unreliable, skid, collapse the defects such as slips, the present invention adopts control circui, the form of structure of infrared remote control, infrared remote control controls the disconnection of relay 17 contact in clamping device and normally closed, thus control moving left and right of clamping 2 groove inner slide 8, slide block 8 is utilized to block external arc groove 14 in tool joint, realize the clamping of drilling rod 1, to drilling rod 1 without wearing and tearing and scratch, non-slip, and without the need to renewal part.
3, structure of the present invention is simple, and clamping is reliable, long service life, low cost of manufacture, is applicable to industrial economyization and produces.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (7)
1. a drill rod grip device, it is characterized in that, comprise drilling rod and clamping device, described drilling rod is made up of tool joint and steel pipe, described tool joint is welded mutually with steel pipe, described tool joint reference cone thread segment, wear-resistant section, non-abrasive section three parts, described tool joint non-abrasive section be circumferentially provided with external arc groove
Described clamping device comprises holding case, described holding case is made up of chamber portion and real core segment, described chamber portion is provided with infrared radiation receiving circuit and control circuit, described infrared radiation receiving circuit is electrically connected mutually with described control circuit, described real core segment has groove, and described bottom portion of groove is fixed with an electromagnet, and electromagnet is connected with magnet and slide block successively mutually by a spring, described magnet is fixed on described slide block, and described slide block can move left and right along groove.
2. a kind of drill rod grip device according to claim 1, it is characterized in that, described control circuit comprises relay and executive circuit, described relay is electrically connected mutually with described infrared radiation receiving circuit, the contact of described relay is normally closed interlock, and described executive circuit connects to form loop successively by electromagnet, coil, power supply, normally closed interlock, press button.
3. a kind of drill rod grip device according to claim 1, it is characterized in that, the external arc number of recesses that described tool joint is provided with is 1 ~ 4, external arc groove is uniformly distributed along the circumference setting, the number of recesses that the real core segment of corresponding described holding case is provided with is 1 ~ 4, and groove is uniformly distributed along the circumference setting.
4. a kind of drill rod grip device according to claim 1 or 3, is characterized in that, the depth capacity of the external arc groove that described tool joint is provided with is less than the wall thickness of tool joint.
5. a kind of drill rod grip device according to claim 1, is characterized in that, describedly also comprises a remote controller, and described remote controller is provided with some instruction keys, and described infrared radiation receiving circuit receives the instruction of described remote command key.
6. a kind of drill rod grip device according to claim 5, is characterized in that, described infrared radiation receiving circuit receives the instruction of remote command key, touches the disconnection of relay contact and normally closed.
7. a kind of drill rod grip device according to claim 2, is characterized in that, the press button of described executive circuit is arranged on described holding case.
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Cited By (13)
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CN105443932A (en) * | 2016-01-15 | 2016-03-30 | 厦门市迈锋威机械有限公司 | Medical bearing platform |
CN105439034A (en) * | 2016-01-15 | 2016-03-30 | 厦门市迈锋威机械有限公司 | Novel medical bearing platform capable of lifting and descending |
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CN109025855B (en) * | 2018-08-03 | 2023-10-10 | 四川诺克钻探机械有限公司 | Magnetic control drill rod clamping device |
CN109025855A (en) * | 2018-08-03 | 2018-12-18 | 四川诺克钻探机械有限公司 | A kind of magnetic control drill rod grip device |
CN109080949A (en) * | 2018-10-12 | 2018-12-25 | 四川农业大学 | A kind of Kiwi berry anti-extrusion transport case |
CN109080949B (en) * | 2018-10-12 | 2024-04-19 | 四川农业大学 | Kiwi fruit extrusion prevention transport case |
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CN109287199A (en) * | 2018-11-27 | 2019-02-01 | 吴天宋 | A kind of urban ecological environment improvement roadside greening tree planting equipment |
CN109681135A (en) * | 2019-03-04 | 2019-04-26 | 重庆工程职业技术学院 | A kind of coal mine gallery drilling rig construction drilling rod handler |
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CN113914829A (en) * | 2021-10-22 | 2022-01-11 | 中国地质调查局长沙自然资源综合调查中心 | Method for developing hydrate by using deep geothermal energy of ocean drilling well |
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