CN205381325U - Track tensioning device that down -hole drill running gear used - Google Patents
Track tensioning device that down -hole drill running gear used Download PDFInfo
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- CN205381325U CN205381325U CN201620134805.XU CN201620134805U CN205381325U CN 205381325 U CN205381325 U CN 205381325U CN 201620134805 U CN201620134805 U CN 201620134805U CN 205381325 U CN205381325 U CN 205381325U
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Abstract
The utility model provides a track tensioning device that down -hole drill running gear used, through add on the track frame adjustable guide wheel take turns with travel drive between apart from the correcting member of usefulness, the correcting member is including adjustment hydraulic pressure jar, the buffer unit, the stiff end of buffer unit is installed on the track frame, the expansion end and the stiff end of adjustment hydraulic pressure jar of buffer unit are connected, the expansion end and the guide wheel of adjustment hydraulic pressure jar are connected, guide wheel sliding connection is on the front end of track frame, simplify the structure, loading and unloading are easy, be liable to change and maintenance, strengthen the suitability, and, when the adjustment, through the mode of injecting lubricating grease to adjustment hydraulic pressure jar into, can adjust the track rate of tension effectively, easy operation reduces intensity of labour, when making the walking process, through the buffer unit, the protection adjustment pneumatic cylinder improves stability fully, prolongs the life of correcting member again, ensures down -hole drill's service property (quality).
Description
Technical field
This utility model relates to down-the-hole drill and manufactures field, the track takeup of specifically a kind of down-the-hole drill walking mechanism.
Background technology
The subaqueous rock perforated blastings such as down-the-hole drill, is widely used in the Rock excavation blasting engineerings such as large, medium and small type mine, water power, traffic, it is also possible in harbour, navigation channel.
Wherein, the walking mechanism of one of this down-the-hole drill critical piece, it mostly is common track structure, including transverse axis and equalizer bar and two crawler travel parts being coupled by them, each ground-engaging element all includes track frame, running motor, running wheel, guide wheel and several thrust wheels, several thrust wheels are respectively arranged on track frame bottom, running wheel, guide wheel is respectively arranged at the two ends of track frame, guide wheel and running wheel are surrounded with its two match engage install crawler belt, running wheel is made to drive thrust wheel by crawler belt, guide wheel rotates, so that crawler travel parts drive down-the-hole drill walking.
But, when work under bad environment, the load of down-the-hole drill is uneven, and crawler belt can produce loose when walking, affects operation, so needing regularly to adjust the tensioning state of crawler belt.It is utilize hand jack in order to adjust creeper tread that traditional crawler belt adjusts mode, and with duration, labor intensity is big, and its life-span is short.
For above-mentioned, existing rig walking mechanism sets up a helical spring mechanical type tension part on track frame, it is to carry out applied thrust by helical spring, if desired relatively high thrust time, the helical spring that overall dimensions is bigger need to be adopted to realize, the structure making above-mentioned tension part also to increase accordingly, causes that tension part overall dimensions is also relatively big, is not suitable on the track frame that space is narrow；And, the stroke of tension of helical spring cannot adjust, handling inconvenience, also has a strong impact on the use quality of down-the-hole drill.
Utility model content
The purpose of this utility model is in that to overcome the deficiencies in the prior art, it is provided that a kind of compact conformation, easy to loading and unloading, strong adaptability and there is buffering effect, stability is high, the track takeup of the properly functioning down-the-hole drill walking mechanism of down-the-hole drill that effectively increases the service life, guarantees.
nullUtility model purpose of the present utility model is achieved in that the track takeup of a kind of down-the-hole drill walking mechanism，Including track frame、Running motor、Running wheel、Guide wheel and several thrust wheels，Several thrust wheels described are respectively arranged in track frame bottom，Running wheel and guide wheel are respectively arranged at front end and the rear end of track frame，Running motor drives running wheel to rotate，Running wheel is provided with and can affect thrust wheel、The crawler belt that guide wheel rotates，Wherein，Described track frame is provided with the adjustment parts adjusting guide wheel with the spacing of running wheel，Adjust parts to include adjusting hydraulic cylinder、Buffer unit，The fixing end of buffer unit is installed in track frame，The movable end of buffer unit is connected with the fixing end adjusting hydraulic cylinder，The movable end adjusting hydraulic cylinder is connected with guide wheel，Guide wheel is slidably connected on the rear end of track frame.
It is optimized according to above-mentioned, described adjustment hydraulic cylinder includes cylinder and is sealedly attached to the plug of cylinder one end, the cylinder core that can slide in cylinder, plug is connected with the movable end of buffer unit, the external end head of cylinder core is connected with guide wheel, the adjustment chamber that can store up grease is had between inner termination and the plug of cylinder core, what cylinder was provided with the relative cylinder distance of stretch out and draw back of external end head of adjustable cylinder core beats chain mouth, beats chain mouth and communicates with adjusting chamber.
Being optimized according to above-mentioned, described cylinder is provided with installation side plate, and the rear end of track frame is provided with and the installation fixture block installing side plate adaptation plug-in mounting.
Being optimized according to above-mentioned, described track frame is provided with the opening corresponding with beating chain mouth, equipped with can folding side cover plate on opening on track frame.
Being optimized according to above-mentioned, described adjustment hydraulic cylinder is the adjustment butter cylinder containing butter.
It is optimized according to above-mentioned, described buffer unit includes buffering cylinder body and adaptation is installed on the buffer spring in cushion dashpot body, buffer pull rod, the free end of buffer pull rod sequentially passes through the bottom of buffer spring, buffering cylinder body, and the movable end of buffer pull rod and the plug adjusting hydraulic cylinder are located by connecting.
Being optimized according to above-mentioned, the free end of described buffer pull rod is provided with adjustment screw thread, adjusts screw thread and is provided with and its adaptive adjusting nut installed.
Be optimized according to above-mentioned, the free end of described buffer pull rod be provided with can the split pin of fixed adjustment nut, split pin adaptation is plugged on the free end of buffer pull rod.
Being optimized according to above-mentioned, the rotating shaft of described guide wheel is respectively provided on two sides with and slides the adjustment block being connected with track frame, adjusts hydraulic cylinder and is provided with and its cylinder hard-wired base plate of core external end head, and adjustment block adaptation is installed on base plate.
Being optimized according to above-mentioned, the rear end of described track frame is provided with the chute slided before and after adaptive adjustment block.
The beneficial effects of the utility model are: adopt this adjustment parts, by adjusting the structure adjusting hydraulic cylinder, buffer unit of parts, simplify structure, easy to loading and unloading, it is easy to change and safeguard, strengthening the suitability.And, when adjusting, utilize adjustment hydraulic cylinder can effectively adjust track tension, simple to operate, reduce labor intensity；Coordinating buffer unit again, make in walking process, protection adjusts hydraulic cylinder fully, improves stability, extends again the service life adjusting parts, it is ensured that the use quality of down-the-hole drill.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation (saving crawler belt) of this utility model preferred embodiment.
Accompanying drawing 2 is the sectional view (saving crawler belt) of this utility model preferred embodiment local.
Accompanying drawing 3 is the sectional view (saving crawler belt) of this utility model preferred embodiment.
Accompanying drawing 4 is the structural representation adjusting hydraulic cylinder in this utility model preferred embodiment.
Accompanying drawing 5 is the sectional view adjusting hydraulic cylinder in this utility model preferred embodiment.
Accompanying drawing 6 is the structural representation of buffer unit in this utility model preferred embodiment.
Accompanying drawing 7 is the sectional view of buffer unit in this utility model preferred embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model will be further described.
With reference to the accompanying drawings shown in 1 to Fig. 7, the track takeup of down-the-hole drill walking mechanism of the present utility model, including track frame 1, running motor 2, running wheel 3, guide wheel 4 and several thrust wheels 5.Several thrust wheels 5 described are respectively arranged in the bottom of track frame 1, and running wheel 3 and guide wheel 4 are respectively arranged at front end and the rear end of track frame 1.Running wheel 3 adaptation is set in running motor 2, and running motor 2 adaptation is set in track frame 1, and running wheel 3 is provided with the crawler belt that thrust wheel 5, guide wheel 4 can be affected to rotate.Crawler belt engages installation with running wheel 3 adaptation and is socketed on thrust wheel 5, guide wheel 4.In practical operation, running motor drives running wheel 3 to rotate, thus affecting thrust wheel 5, guide wheel 4 to rotate, it is achieved down-the-hole drill is walked.Wherein, described track frame 1 is provided with adjustment parts, and the spacing of this adjustment parts adjustable guide wheel 4 and running wheel 3, thus adjusting track tension.Described adjustment parts include adjusting hydraulic cylinder 6, buffer unit 7, it is internal that the fixing end of buffer unit 7 is installed on track frame 1, the movable end of buffer unit 7 is connected with the fixing end adjusting hydraulic cylinder 6, the movable end adjusting hydraulic cylinder 6 is connected with guide wheel 4, and guide wheel 4 is slidably connected on the rear end of track frame 1.
With reference to shown in Fig. 3 to Fig. 5, described adjustment hydraulic cylinder 6 includes cylinder 61 and is sealedly attached to the plug 62 of cylinder 61 one end, the cylinder core 63 that can slide in cylinder 61.Plug 62 is connected with the movable end of buffer unit 7, and the external end head of cylinder core 63 is connected with guide wheel 4, has, between inner termination and the plug 62 of cylinder core 63, the adjustment chamber 64 that can store up grease.And cylinder 61 be provided with adjustable cylinder core 63 external end head relative cylinder 61 distance of stretch out and draw back beat chain mouth 65, beat chain mouth 65 with adjust chamber 64 communicate.When adjusting track tension, only need to increase beating chain mouth 65 or release grease, can outwards stretch or to internal condensation the external end head of master cylinder core 63, thus controlling guide wheel 4 level to slide on the position on track frame 1, and then adjust the horizontal range between guide wheel 4 and running wheel 3, reach to adjust track tension.Simplify compact, easy to operate, reduce labor intensity.Wherein, adjusting hydraulic cylinder 6 is the adjustment butter cylinder containing butter, and stability is strong, easy to use again, strengthens the suitability.And, described cylinder 61 is provided with installation side plate 8, and the rear end of track frame 1 is provided with and the installation fixture block 9 installing the adaptive plug-in mounting of side plate 8.That is, utilize the respective outer side edges installed fixture block 9 with install side plate 8, can conveniently load and unload adjustment hydraulic cylinder 6, it is easy to safeguard and adjust hydraulic cylinder 6 with changing, it is ensured that the use quality of down-the-hole drill.And, track frame 1 is provided with the opening corresponding with beating chain mouth 65, equipped with can folding side cover plate 10 on opening on track frame 1.Convenient operation, protection adjusts grease cylinder, can ensure that again the overall appearance of down-the-hole drill.
With reference to shown in Fig. 3, Fig. 6, Fig. 7, described buffer unit 7 includes buffering cylinder body 71 and adaptation is installed on the buffer spring 72 in buffering cylinder body 71, buffer pull rod 73.The free end of buffer pull rod 73 sequentially passes through the bottom of buffer spring 7, buffering cylinder body 71, and the movable end of buffer pull rod 73 is fixing with the plug 62 adjusting hydraulic cylinder 6 to be connected.During down-the-hole drill walking, adjusting hydraulic cylinder 6 and can be guided the impulsive force of wheel 4, by buffer unit 7, effectively buffering adjusts the anti-force of hydraulic cylinder 6, and protection adjusts hydraulic cylinder 6, extends its service life.
In practical operation, the free end of described buffer pull rod 73 is provided with adjustment screw thread 74, adjusts screw thread 74 and is provided with and its adaptive adjusting nut 75 installed.Utilize the respective outer side edges adjusting screw thread 74 with adjusting nut 75, the cushion effect of buffer spring 72 can be adjusted according to practical application, it is ensured that adjust the buffering effect of buffer unit 7.It addition, the free end of described buffer pull rod 73 be provided with can the split pin 76 of fixed adjustment nut 75, split pin 76 adaptation is plugged on the free end of buffer pull rod 73.Can conveniently load and unload buffer unit 7, it is easy to safeguard and change buffer unit 7, strengthening the stability of down-the-hole drill, it is ensured that the use quality of down-the-hole drill.
With reference to shown in Fig. 2 to Fig. 5, the rotating shaft of described guide wheel 4 is respectively provided on two sides with slides the adjustment block 41 being connected with track frame 1.Adjusting hydraulic cylinder 6 to be provided with and its hard-wired base plate 11 of cylinder core 63 external end head, adjustment block 41 adaptation is installed on base plate 11.Period, the rear end of described track frame 1 is provided with the chute 12 slided before and after adaptive adjustment block 41.Stable connection, strengthens stability.
Claims (10)
- null1. the track takeup of a rig walking mechanism，Including track frame (1)、Running motor (2)、Running wheel (3)、Guide wheel (4) and several thrust wheels (5)，Described several thrust wheels (5) are respectively arranged in track frame (1) bottom，Running wheel (3) and guide wheel (4) are respectively arranged at front end and the rear end of track frame (1)，Running motor (2) drives running wheel (3) to rotate，Running wheel (3) is provided with and can affect thrust wheel (5)、The crawler belt that guide wheel (4) rotates，It is characterized in that: described track frame (1) is provided with the adjustment parts adjusting guide wheel (4) with the spacing of running wheel (3)，Adjust parts to include adjusting hydraulic cylinder (6)、Buffer unit (7)，The fixing end of buffer unit (7) is installed in track frame (1)，The movable end of buffer unit (7) is connected with the fixing end head and the tail adjusting hydraulic cylinder (6)，The movable end adjusting hydraulic cylinder (6) is connected with guide wheel (4)，Guide wheel (4) is slidably connected on the rear end of track frame (1).
- 2. the track takeup of rig walking mechanism according to claim 1, it is characterized in that: described adjustment hydraulic cylinder (6) includes cylinder (61) and is sealedly attached to the plug (62) of cylinder (61) one end, the cylinder core (63) in cylinder (61) can be slided on, plug (62) is connected with the movable end of buffer unit (7), the external end head of cylinder core (63) is connected with guide wheel (4), have, between inner termination and the plug (62) of cylinder core (63), the adjustment chamber (64) that grease can be stored up, what cylinder (61) was provided with external end head relative cylinder (61) distance of stretch out and draw back of adjustable cylinder core (63) beats chain mouth (65), beat chain mouth (65) and communicate with adjusting chamber (64).
- 3. the track takeup of rig walking mechanism according to claim 2, it is characterised in that: described cylinder (61) is provided with installation side plate (8), and the rear end of track frame (1) is provided with and installs the installation fixture block (9) of the adaptive plug-in mounting of side plate (8).
- 4. the track takeup of rig walking mechanism according to claim 2, it is characterised in that: described track frame (1) is provided with the opening corresponding with beating chain mouth (65), equipped with can folding side cover plate (10) on opening on track frame (1).
- 5. the track takeup of rig walking mechanism according to any one of claim 2 to 4, it is characterised in that: described adjustment hydraulic cylinder (6) is the adjustment butter cylinder containing butter.
- 6. the track takeup of rig walking mechanism according to claim 1 or claim 2, it is characterized in that: described buffer unit (7) includes buffering cylinder body (71) and adaptation is installed on the buffer spring (72) in buffering cylinder body (71), buffer pull rod (73), the free end of buffer pull rod (73) sequentially passes through the bottom of buffer spring (72), buffering cylinder body (71), and the movable end of buffer pull rod (73) and the plug (62) adjusting hydraulic cylinder (6) are located by connecting.
- 7. the track takeup of rig walking mechanism according to claim 6, it is characterised in that: the free end of described buffer pull rod (73) is provided with adjustment screw thread (74), adjusts screw thread (74) and is provided with and its adaptive adjusting nut (75) installed.
- 8. the track takeup of rig walking mechanism according to claim 7, it is characterized in that: the free end of described buffer pull rod (73) is provided with the split pin (76) of fixed adjustment nut (75), and split pin (76) adaptation is plugged on the free end of buffer pull rod (73).
- 9. the track takeup of rig walking mechanism according to claim 1 or claim 2, it is characterized in that: the rotating shaft of described guide wheel (4) is respectively provided on two sides with slides the adjustment block (41) being connected with track frame (1), adjusting hydraulic cylinder (6) to be provided with and the hard-wired base plate of its cylinder core (63) external end head (11), adjustment block (41) adaptation is installed on base plate (11).
- 10. the track takeup of rig walking mechanism according to claim 9, it is characterised in that: the rear end of described track frame (1) is provided with the chute (12) slided before and after adaptive adjustment block (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620134805.XU CN205381325U (en) | 2016-02-23 | 2016-02-23 | Track tensioning device that down -hole drill running gear used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620134805.XU CN205381325U (en) | 2016-02-23 | 2016-02-23 | Track tensioning device that down -hole drill running gear used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205381325U true CN205381325U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620134805.XU Active CN205381325U (en) | 2016-02-23 | 2016-02-23 | Track tensioning device that down -hole drill running gear used |
Country Status (1)
| Country | Link |
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| CN (1) | CN205381325U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691481A (en) * | 2016-02-23 | 2016-06-22 | 广东顺德孔山重工机械有限公司 | Caterpillar band tensioning device for downhole drill walking mechanism |
| CN107244359A (en) * | 2017-06-14 | 2017-10-13 | 苏州赛易特环保科技有限公司 | A kind of crawler belt adjusting means |
-
2016
- 2016-02-23 CN CN201620134805.XU patent/CN205381325U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691481A (en) * | 2016-02-23 | 2016-06-22 | 广东顺德孔山重工机械有限公司 | Caterpillar band tensioning device for downhole drill walking mechanism |
| CN107244359A (en) * | 2017-06-14 | 2017-10-13 | 苏州赛易特环保科技有限公司 | A kind of crawler belt adjusting means |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528322 No. 3-1-2, Fu'an Industrial Zone, leliulian Du Village, Shunde District, Foshan City, Guangdong Province Patentee after: Guangdong Kongshan Heavy Industry Machinery Co.,Ltd. Address before: 528322 No. 3-1-2, Fu'an Industrial Zone, leliulian Du Village, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG SHUNDE KOSAN HEAVY INDUSTRY MACHINERY CO.,LTD. |