CN202970499U - Mast support and buffer device and rotary drilling rig using mast support and buffer device - Google Patents
Mast support and buffer device and rotary drilling rig using mast support and buffer device Download PDFInfo
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- CN202970499U CN202970499U CN 201220567041 CN201220567041U CN202970499U CN 202970499 U CN202970499 U CN 202970499U CN 201220567041 CN201220567041 CN 201220567041 CN 201220567041 U CN201220567041 U CN 201220567041U CN 202970499 U CN202970499 U CN 202970499U
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- mast
- transferring
- travel switch
- hydraulic cylinder
- buffer
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Abstract
The utility model relates to a rotary drilling rig and a mast support and buffer device thereof. The mast support and buffer device adopts the technical scheme that the mast support and buffer device comprises a controller and a travel switch, wherein the controller is connected with a hydraulic cylinder driving a mast of the rotary drilling rig to be put down and used for controlling the hydraulic cylinder to operate in a using process; the travel switch is arranged at a buffer position before putting-down of the mast is stopped, corresponding to a putting-down travel of the mast, and sends a putting-down stop signal of the mast when the mast is put down to the buffer position; and the controller is connected with the travel switch, and controls the hydraulic cylinder to stop putting-down movement according to the received putting-down stop signal in the using process. With the adoption of the controller and the travel switch, the mast can trigger the travel switch after being put down to the buffer position, so that the putting-down stop signal is sent to the controller, the controller then can control the hydraulic cylinder to stop the active putting-down movement, and vibration due to the fact that the mast descends continuously and quickly to be collided with a mast support base can be avoided.
Description
Technical field
The utility model relates to the mast supporting buffer and uses the rotary drilling rig of this device.
Background technology
Rotary drilling rig is as the principal works machinery of high-speed rail construction, and it uses more and more, and safety and stability to rotary drilling rig in use are also had higher requirement.rotary drilling rig is when movement, its mast generally need to transferred to level and be supported on the mast supporting seat under the control of amplitude modulation oil cylinder, this supporting seat is a fixed support block that is fixed on the rotary drilling rig car body, fixed support block has the supporting surface that directly contacts with mast when using and upwards shore mast, in the process that mast is transferred, because the weight of mast own is larger, add drilling tool is installed on it, therefore overall weight is very large, inertia is also very large, can be because inertia produces larger vibrations when mast drops on the mast supporting seat, if the amplitude modulation operation of oil cylinde is careless or lowering velocity is very fast, can cause violent vibrations, may damage the mast supporting seat.In addition, this mast supporting seat generally is arranged on counterweight, and violent vibrations meeting causes the stability of complete machine and safety and has a strong impact on.
The utility model content
The purpose of this utility model is to provide a kind ofly can transfer the mast supporting buffer that plays cushioning effect to mast, and a kind of rotary drilling rig that uses this device is provided simultaneously.
The technical scheme that in the utility model, a kind of mast supporting buffer adopts is: a kind of mast supporting buffer, comprise being connected to when using driving the stroke of transferring that is used for controlling the controller of hydraulic cylinder action, corresponding mast on the hydraulic cylinder that rotary digging driller mast transfers and being arranged on the travel switch of transferring stop signal that mast is transferred the buffer position before stopping and sending mast when mast is transferred to buffer position, described controller is connected with described travel switch and stops transferring action according to the stop signal control hydraulic cylinder of transferring that receives in use.
By controller and travel switch are set, mast can trigger travel switch after transferring to buffer position, transfer stop signal to controller thereby send, controller can be controlled the action of transferring that hydraulic cylinder stops active, thereby avoid mast to continue fast-descending and bump with the mast supporting seat and cause vibrations, play cushioning effect.
Described mast supporting buffer comprises horizontally disposed mast supporting seat of transferring the mast of state for support level, when described mast supporting seat comprises pressurized to the resilient snubber of lower compression, the upper end of described resilient snubber is provided with when using has for the support member that supports mast or the top of described resilient snubber the support end that directly contacts with mast, and described travel switch is arranged on the mast supporting seat.The resilient snubber that arranges on the mast supporting seat can directly contact with mast after mast is crossed buffer position or contact with mast and compressed by mast by support member, thereby plays the effect of damping, reaches better buffering effect.
Described resilient snubber is cylindrically coiled spring.Adopt that cylindrically coiled spring is simple in structure, stable performance, be convenient to safeguard and cost low.
The support member that the upper end of described resilient snubber arranges is steel plate.Armor plate strength is high, can be with the active force Uniform Dispersion of mast, and the advantage wear-resisting, that cost is low is arranged.
the technical scheme that in the utility model, a kind of rotary drilling rig adopts is: a kind of rotary drilling rig, comprise car body, be hinged on and have the mast that level is transferred state and vertical duty on car body, be used for driving hydraulic cylinder and the mast supporting buffer that mast is transferred, it is characterized in that: comprise being connected to the controller that is used for controlling the hydraulic cylinder action on hydraulic cylinder, the stroke of transferring of corresponding mast is arranged on the travel switch of transferring stop signal that mast is transferred the buffer position before stopping and sending mast when mast is transferred to buffer position, described controller is connected with described travel switch and stops transferring action according to the stop signal control hydraulic cylinder of transferring that receives in use.By controller and travel switch are set, mast can trigger travel switch after transferring to buffer position, transfer stop signal to controller thereby send, controller can be controlled the action of transferring that hydraulic cylinder stops active, thereby avoid mast to continue fast-descending and bump with the mast supporting seat and cause vibrations, play cushioning effect, avoid the mast supporting seat to damage, improve stability and the safety of rotary drilling rig.
Described mast supporting buffer comprises horizontally disposed mast supporting seat of transferring the mast of state for support level, when described mast supporting seat comprises pressurized to the resilient snubber of lower compression, the upper end of described resilient snubber is provided with when using has for the support member that supports mast or the top of described resilient snubber the support end that directly contacts with mast, and described travel switch is arranged on the mast supporting seat.The resilient snubber that arranges on the mast supporting seat can directly contact with mast after mast is crossed buffer position or contact with mast and compressed by mast by support member, thereby plays the effect of damping, reaches better buffering effect.
Described resilient snubber is cylindrically coiled spring.Adopt that cylindrically coiled spring is simple in structure, stable performance, be convenient to safeguard and cost low.
The support member that the upper end of described resilient snubber arranges is steel plate.Armor plate strength is high, can be with the active force Uniform Dispersion of mast, and the advantage wear-resisting, that cost is low is arranged.
Description of drawings
Fig. 1: a kind of structural representation of rotary drilling rig in the utility model embodiment;
Fig. 2: the partial enlarged drawing of I place mast supporting seat in Fig. 1.
In figure, the name of each Reference numeral is called: 1 mast, 2 mast supporting seats, 21 spring bases, 22 cylindrically coiled springs, 23 steel plates, 3 amplitude oil cylinder, 4 travel switches, 5 counterweights.
The specific embodiment
A kind of rotary drilling rig embodiment such as Fig. 1 in the utility model ~ shown in Figure 2, comprise mast 1, counterweight 5, drive mast 1 lifting or hydraulic cylinder---the amplitude oil cylinder 3 of transferring, and mast supporting buffer, the mast supporting buffer comprises the mast supporting seat 2 that is arranged on counterweight 5, also comprises travel switch 4, as the electromagnetic valve of the controller of amplitude oil cylinder 3.Travel switch 4 is arranged on mast supporting seat 2, the corresponding mast 1 in the installation site of travel switch 4 transfer stroke, and be arranged on mast and transfer buffer position before stopping, when mast 1 is transferred to this buffer position, what travel switch 4 sent mast transfers stop signal to electromagnetic valve, make and control the amplitude oil cylinder 3 that mast 1 transfers and stop initiatively transferring action, thereby avoid mast 1 to continue fast-descending and bump with mast supporting seat 2 and cause shaking, play cushioning effect.
In addition, mast supporting seat 2 comprises spring base 21, spring base 21 is provided with cylindrically coiled spring 22 as resilient snubber, this cylindrically coiled spring 22 plays cushioning effect to lower compression to mast 1 when pressurized, the top of cylindrically coiled spring 22 is provided with steel plate 23, steel plate 23 is transferred the bolt that is fixed with along the vertical direction length when being shorter than spring-compressed, and this bolt is located in the centre of cylindrically coiled spring 22, thereby cylindrically coiled spring 22 is played the guide-localization effect.Steel plate 23 directly contacts with mast 1 in use, the elastic force of cylindrically coiled spring 22 is focused on steel plate 23 and be applied on mast 1 as support member.Above-mentioned buffer position is the upper surface position of cylindrically coiled spring 22 steel plate 23 when being in uncompressed state.
Mast supporting buffer in the embodiment that in the utility model, a kind of mast supporting buffer embodiment is above-mentioned rotary drilling rig.
working method: in the time of need to transferring mast 1, the solenoid control amplitude oil cylinder 3 of amplitude oil cylinder 3 is retracted, mast 1 was slowly transferred under the pulling of amplitude oil cylinder 3, when dropping on mast supporting seat 2, mast 1 at first contacts with steel plate 23, simultaneously travel switch 4 is transferred stop signal to the electromagnetic valve of amplitude oil cylinder 3 by what mast 1 triggered and sent mast 1, electromagnetic valve controls according to the stop signal of transferring that receives the action of transferring that amplitude oil cylinder 3 stops active, amplitude oil cylinder 3 will be moved lentamente under the Action of Gravity Field of mast and be made mast 1 continue to descend this moment, and steel plate 23 is applied downward active force drive steel plate 23 and descend together, the cylindrically coiled spring 22 of steel plate 23 belows is with compressed, steel plate 23 and mast 1 are applied reaction force upwards, mast 1 is played good cushioning effect, alleviate vibrations, until mast 1 is transferred to horizontal level fully, transfer and put in place, mast 1 is transferred and is completed.
In the above-described embodiments, the upper surface position of steel plate 23 when buffer position is arranged on cylindrically coiled spring 22 and is in uncompressed state, in other embodiment of the present utility model, this position also can suitably change, when for example not using elastic buffering mechanism, this position can be arranged on the top, terminal level position that mast is transferred, what can stop amplitude oil cylinder 3 before transferring end initiatively transfers action, and makes amplitude oil cylinder 3 only rely on the Action of Gravity Field of mast to move lentamente and make mast continue to descend.In addition, travel switch 4 is arranged on mast supporting seat 2, in other embodiment of the present utility model, travel switch 4 also can be arranged on other positions, for example be fixedly installed a support on counterweight 5, travel switch 4 is installed on support, and the position of adjusting travel switch 4 is to buffer position, can be triggered by mast 1 equally and play the effect of shock-absorbing.Moreover the elastically damping device on above-described embodiment middle mast supporting seat 2 is set to nonessential structure, also can adopt common mast supporting seat 2.And the elastic buffering mechanism employing is cylindrically coiled spring 22, and be provided with steel plate 23 as support member above cylindrically coiled spring 22, in other embodiment of the present utility model, cylindrically coiled spring 22 also can be replaced with other forms of spring, such as rubber spring, air spring etc., and support member not necessarily, and spring is contacted with mast 1.
Claims (8)
1. mast supporting buffer, it is characterized in that: comprise being connected to when using driving the stroke of transferring that is used for controlling the controller of hydraulic cylinder action, corresponding mast on the hydraulic cylinder that rotary digging driller mast transfers and being arranged on the travel switch of transferring stop signal that mast is transferred the buffer position before stopping and sending mast when mast is transferred to buffer position, described controller is connected with described travel switch and stops transferring action according to the stop signal control hydraulic cylinder of transferring that receives in use.
2. a kind of mast supporting buffer according to claim 1, it is characterized in that: described mast supporting buffer comprises horizontally disposed mast supporting seat of transferring the mast of state for support level, when described mast supporting seat comprises pressurized to the resilient snubber of lower compression, the upper end of described resilient snubber is provided with when using has for the support member that supports mast or the top of described resilient snubber the support end that directly contacts with mast, and described travel switch is arranged on the mast supporting seat.
3. a kind of mast supporting buffer according to claim 2, it is characterized in that: described resilient snubber is cylindrically coiled spring.
4. according to claim 2 or 3 described a kind of mast supporting buffers is characterized in that: the support member that the upper end of described resilient snubber arranges is steel plate.
5. rotary drilling rig, comprise car body, be hinged on and have the mast that level is transferred state and vertical duty on car body, be used for driving hydraulic cylinder and the mast supporting buffer that mast is transferred, it is characterized in that: comprise being connected to the controller that is used for controlling the hydraulic cylinder action on hydraulic cylinder, the stroke of transferring of corresponding mast is arranged on the travel switch of transferring stop signal that mast is transferred the buffer position before stopping and sending mast when mast is transferred to buffer position, described controller is connected with described travel switch and stops transferring action according to the stop signal control hydraulic cylinder of transferring that receives in use.
6. a kind of rotary drilling rig according to claim 5, it is characterized in that: described mast supporting buffer comprises horizontally disposed mast supporting seat of transferring the mast of state for support level, when described mast supporting seat comprises pressurized to the resilient snubber of lower compression, the upper end of described resilient snubber is provided with when using has for the support member that supports mast or the top of described resilient snubber the support end that directly contacts with mast, and described travel switch is arranged on the mast supporting seat.
7. a kind of rotary drilling rig according to claim 6, it is characterized in that: described resilient snubber is cylindrically coiled spring.
8. according to claim 6 or 7 described a kind of rotary drilling rigs is characterized in that: the support member that the upper end of described resilient snubber arranges is steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220567041 CN202970499U (en) | 2012-10-31 | 2012-10-31 | Mast support and buffer device and rotary drilling rig using mast support and buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220567041 CN202970499U (en) | 2012-10-31 | 2012-10-31 | Mast support and buffer device and rotary drilling rig using mast support and buffer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202970499U true CN202970499U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220567041 Expired - Fee Related CN202970499U (en) | 2012-10-31 | 2012-10-31 | Mast support and buffer device and rotary drilling rig using mast support and buffer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202970499U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889059A (en) * | 2012-10-31 | 2013-01-23 | 河南省三力机械制造有限公司 | Mast supporting buffering device and rotary drilling rig using same |
| CN111749614A (en) * | 2019-06-27 | 2020-10-09 | 江苏金亚益重工科技有限公司 | Multifunctional rotary drilling rig |
| CN111749613A (en) * | 2019-06-27 | 2020-10-09 | 江苏金亚益重工科技有限公司 | Multifunctional rotary drilling rig and intelligent drilling control system thereof |
-
2012
- 2012-10-31 CN CN 201220567041 patent/CN202970499U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889059A (en) * | 2012-10-31 | 2013-01-23 | 河南省三力机械制造有限公司 | Mast supporting buffering device and rotary drilling rig using same |
| CN111749614A (en) * | 2019-06-27 | 2020-10-09 | 江苏金亚益重工科技有限公司 | Multifunctional rotary drilling rig |
| CN111749613A (en) * | 2019-06-27 | 2020-10-09 | 江苏金亚益重工科技有限公司 | Multifunctional rotary drilling rig and intelligent drilling control system thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20141031 |
|
| EXPY | Termination of patent right or utility model |