CN204200501U - A kind of mud pump power end structure - Google Patents
A kind of mud pump power end structure Download PDFInfo
- Publication number
- CN204200501U CN204200501U CN201420626094.9U CN201420626094U CN204200501U CN 204200501 U CN204200501 U CN 204200501U CN 201420626094 U CN201420626094 U CN 201420626094U CN 204200501 U CN204200501 U CN 204200501U
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- connecting rod
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- crosshead
- crank
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Abstract
The utility model relates to a kind of mud pump power end structure, it comprises the pump housing, the left side of the pump housing is provided with axle and bent axle, the two ends of axle are respectively arranged with bearing A and bearings D, the both sides, neutral position of axle have gear C and gear D respectively, the two ends of bent axle are respectively arranged with bearing B and bearing C, the intermediate portion of bent axle is provided with crank-connecting rod B, the right-hand member of crank-connecting rod B is connected with crosshead B, crosshead B is connected with piston B by connecting rod B, the arranged outside of piston B has cylinder body B, bent axle is respectively arranged with crank-connecting rod A and crank-connecting rod C near two ends place, crank-connecting rod A is connected with piston A by crosshead A and connecting rod A, the arranged outside of piston A has cylinder body A, crank-connecting rod C is connected with piston C by crosshead C and connecting rod C, the arranged outside of piston C has cylinder C, the utility model has rational in infrastructure, easy and simple to handle, failure rate is low, operates steadily, the advantage of long service life.
Description
Technical field
The utility model belongs to slurry pump technical field, is specifically related to power end structure, particularly a kind of mud pump power end structure.
Background technique
Slurry pump is to the higher drilling fluid of shaft bottom transfer of highly viscous, large proportion and sand content with high pressure, in order to cool drill bit, wash away shaft bottom and fractured rock, and cutting carring when returning from shaft bottom, one of important technological equipment of drilling operation under geology and ore deposit, the reliability of slurry pump stuctures and properties, adaptability and directly affect the quality of drilling quality working life; Now conventional slurry pump is the most general with three cylinder piston type slurry pump, this mud pump power end bent axle all adopts 2 supported design, for ensureing the strength and stiffness requirement of bent axle, crankshaft straight footpath is often very large, this also causes crank-connecting rod large end size also very large, thus make the quality of whole power end very large, the loading ability of bearing of crankshaft two end is excessive, have impact on the working life of slurry pump, therefore, there is provided a kind of new power end structure, can effectively improve power end force-bearing situation, the mud pump power end structure improving slurry pump working life is necessary.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provides one effectively can improve power end force-bearing situation, improves the mud pump power end structure in slurry pump working life.
The purpose of this utility model is achieved in that a kind of mud pump power end structure, it comprises the pump housing, the left side of the described pump housing is provided with axle and bent axle, the two ends of described axle are respectively arranged with bearing A and bearings D, the both sides, neutral position of described axle have gear C and gear D respectively, the two ends of described bent axle are respectively arranged with bearing B and bearing C, the intermediate portion of described bent axle is provided with crank-connecting rod B, the right-hand member of described crank-connecting rod B is connected with crosshead B, described crosshead B is connected with piston B by connecting rod B, the arranged outside of described piston B has cylinder body B, described bent axle is respectively arranged with crank-connecting rod A and crank-connecting rod C near two ends place, described crank-connecting rod A is connected with piston A by crosshead A and connecting rod A, the arranged outside of described piston A has cylinder body A, described crank-connecting rod C is connected with piston C by crosshead C and connecting rod C, the arranged outside of described piston C has cylinder C.
Described bearing A, bearing B, bearing C and bearings D are tapered roller bearing.
Described gear A, gear B, gear C and gear D are helical gear.
Described crosshead A, crosshead B and crosshead C are enclosed crosshead.
Described piston A, piston B and piston C are combined piston or cast-steel piston.
Described cylinder body A, cylinder body B and cylinder C are cylindrical body.
The beneficial effects of the utility model: the utility model adopts two groups of symmetrical helical gears to carry out moving and the transmission of power, to cancel out each other left and right helical gear axial force, mud pump shaft and the stressed of bent axle is made more rationally to run more steadily, the probability that reduction slurry pump breaks down; Force and moment in two groups of helical gear shared slurry pump working procedure, compared to existing slurry pump, the physical dimension of gear can be reduced, and then reduce the diameter of axle, axle stressed also more even, avoid the local of axle to carry excessive, improve the working life of slurry pump, structure size when meeting job requirement of power end can reduce simultaneously, saves material, reduces the quality of mud pump power end; The utility model improves the structure of mud pump power end, and implementation methods is comparatively easy, effectively reduces the physical dimension of mud pump power end, and it is more reasonable that the carrying of power end is distributed; The utility model has rational in infrastructure, easy and simple to handle, failure rate is low, operates steadily, the advantage of long service life.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model mud pump power end structure.
In figure: 1, the pump housing 2, bearing A 3, gear A 4, bearing B 5, crank-connecting rod A 6, crosshead A 7, connecting rod A 8, piston A 9, cylinder body A 10, crosshead B 11, piston B 12, cylinder body B 13, connecting rod B 14, crank-connecting rod B 15, cylinder C 16, piston C 17, connecting rod C 18, crosshead C 19, crank-connecting rod C 20, bearing C 21, bent axle 22, gear B 23, bearings D 24, gear C 25, gear D 26, axle.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
Embodiment 1
As shown in Figure 1, a kind of mud pump power end structure, it comprises the pump housing 1, the left side of the described pump housing 1 is provided with axle 26 and bent axle 21, the two ends of described axle 26 are respectively arranged with bearing A2 and bearings D 23, the both sides, neutral position of described axle 26 have gear C 24 and gear D 25 respectively, the two ends of described bent axle 21 are respectively arranged with bearing B4 and bearing C20, the intermediate portion of described bent axle 21 is provided with crank-connecting rod B14, the right-hand member of described crank-connecting rod B14 is connected with crosshead B10, described crosshead B10 is connected with piston B11 by connecting rod B13, the arranged outside of described piston B11 has cylinder body B12, described bent axle 21 is respectively arranged with crank-connecting rod A5 and crank-connecting rod C19 near two ends place, described crank-connecting rod A5 is connected with piston A8 by crosshead A6 and connecting rod A7, the arranged outside of described piston A8 has cylinder body A9, described crank-connecting rod C19 is connected with piston C16 by crosshead C18 and connecting rod C17, the arranged outside of described piston C16 has cylinder C 15.
The utility model adopts two groups of symmetrical helical gears to carry out moving and the transmission of power, left and right helical gear axial force of having cancelled out each other, and makes the stressed more reasonable of mud pump shaft and bent axle, runs more steady, the probability that reduction slurry pump breaks down; Force and moment in two groups of helical gear shared slurry pump working procedure, compared to existing slurry pump, the physical dimension of gear can be reduced, and then reduce the diameter of axle, axle stressed also more even, avoid the local of axle to carry excessive, improve the working life of slurry pump, structure size when meeting job requirement of power end can reduce simultaneously, saves material, reduces the quality of mud pump power end; The utility model improves the structure of mud pump power end, and implementation methods is comparatively easy, effectively reduces the physical dimension of mud pump power end, and it is more reasonable that the carrying of power end is distributed; The utility model has rational in infrastructure, easy and simple to handle, failure rate is low, operates steadily, the advantage of long service life.Embodiment 2
As shown in Figure 1, a kind of mud pump power end structure, it comprises the pump housing 1, the left side of the described pump housing 1 is provided with axle 26 and bent axle 21, the two ends of described axle 26 are respectively arranged with bearing A2 and bearings D 23, the both sides, neutral position of described axle 26 have gear C 24 and gear D 25 respectively, the two ends of described bent axle 21 are respectively arranged with bearing B4 and bearing C20, the intermediate portion of described bent axle 21 is provided with crank-connecting rod B14, the right-hand member of described crank-connecting rod B14 is connected with crosshead B10, described crosshead B10 is connected with piston B11 by connecting rod B13, the arranged outside of described piston B11 has cylinder body B12, described bent axle 21 is respectively arranged with crank-connecting rod A5 and crank-connecting rod C19 near two ends place, described crank-connecting rod A5 is connected with piston A8 by crosshead A6 and connecting rod A7, the arranged outside of described piston A8 has cylinder body A9, described crank-connecting rod C19 is connected with piston C16 by crosshead C18 and connecting rod C17, the arranged outside of described piston C16 has cylinder C 15.
Described bearing A2, bearing B4, bearing C20 and bearings D 23 is tapered roller bearing.
Described gear A 3, gear B 22, gear C 24 and gear D 25 is helical gear.
Described crosshead A6, crosshead B10 and crosshead C18 are enclosed crosshead.
Described piston A8, piston B11 and piston C16 are combined piston or cast-steel piston.
Described cylinder body A9, cylinder body B12 and cylinder C 15 is cylindrical body.
The utility model adopts two groups of symmetrical helical gears to carry out moving and the transmission of power, left and right helical gear axial force of having cancelled out each other, and makes the stressed more reasonable of mud pump shaft and bent axle, runs more steady, the probability that reduction slurry pump breaks down; Force and moment in two groups of helical gear shared slurry pump working procedure, compared to existing slurry pump, the physical dimension of gear can be reduced, and then reduce the diameter of axle, axle stressed also more even, avoid the local of axle to carry excessive, improve the working life of slurry pump, structure size when meeting job requirement of power end can reduce simultaneously, saves material, reduces the quality of mud pump power end; The utility model improves the structure of mud pump power end, and implementation methods is comparatively easy, effectively reduces the physical dimension of mud pump power end, and it is more reasonable that the carrying of power end is distributed; The utility model has rational in infrastructure, easy and simple to handle, failure rate is low, operates steadily, the advantage of long service life.
Claims (6)
1. a mud pump power end structure, it comprises the pump housing, it is characterized in that: the left side of the described pump housing is provided with axle and bent axle, the two ends of described axle are respectively arranged with bearing A and bearings D, the both sides, neutral position of described axle have gear C and gear D respectively, the two ends of described bent axle are respectively arranged with bearing B and bearing C, the intermediate portion of described bent axle is provided with crank-connecting rod B, the right-hand member of described crank-connecting rod B is connected with crosshead B, described crosshead B is connected with piston B by connecting rod B, the arranged outside of described piston B has cylinder body B, described bent axle is respectively arranged with crank-connecting rod A and crank-connecting rod C near two ends place, described crank-connecting rod A is connected with piston A by crosshead A and connecting rod A, the arranged outside of described piston A has cylinder body A, described crank-connecting rod C is connected with piston C by crosshead C and connecting rod C, the arranged outside of described piston C has cylinder C.
2. a kind of mud pump power end structure according to claim 1, is characterized in that: described bearing A, bearing B, bearing C and bearings D are tapered roller bearing.
3. a kind of mud pump power end structure according to claim 1, is characterized in that: described gear A, gear B, gear C and gear D are helical gear.
4. a kind of mud pump power end structure according to claim 1, is characterized in that: described crosshead A, crosshead B and crosshead C are enclosed crosshead.
5. a kind of mud pump power end structure according to claim 1, is characterized in that: described piston A, piston B and piston C are combined piston or cast-steel piston.
6. a kind of mud pump power end structure according to claim 1, is characterized in that: described cylinder body A, cylinder body B and cylinder C are cylindrical body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420626094.9U CN204200501U (en) | 2014-10-28 | 2014-10-28 | A kind of mud pump power end structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420626094.9U CN204200501U (en) | 2014-10-28 | 2014-10-28 | A kind of mud pump power end structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204200501U true CN204200501U (en) | 2015-03-11 |
Family
ID=52658465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420626094.9U Expired - Fee Related CN204200501U (en) | 2014-10-28 | 2014-10-28 | A kind of mud pump power end structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204200501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276122A (en) * | 2015-09-24 | 2016-01-27 | 北京天地玛珂电液控制系统有限公司 | Five-plunger emulsion pump |
-
2014
- 2014-10-28 CN CN201420626094.9U patent/CN204200501U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276122A (en) * | 2015-09-24 | 2016-01-27 | 北京天地玛珂电液控制系统有限公司 | Five-plunger emulsion pump |
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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: 20150311 Termination date: 20191028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |