CN204900179U - Three plungers high pressure reciprocating pump - Google Patents
Three plungers high pressure reciprocating pump Download PDFInfo
- Publication number
- CN204900179U CN204900179U CN201520431496.8U CN201520431496U CN204900179U CN 204900179 U CN204900179 U CN 204900179U CN 201520431496 U CN201520431496 U CN 201520431496U CN 204900179 U CN204900179 U CN 204900179U
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- China
- Prior art keywords
- gear
- motor shaft
- bent axle
- box
- connecting rod
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- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a three plungers high pressure reciprocating pump, including base and frame, frame fixed mounting in the base upper end, rear end cap closed setting is passed through to the frame rear end, the frame front end passes through seal box closed setting, the installation is provided with the gear box on the frame, leading -in motor shaft in the gear box, to pass through fast axis clamp plate and little gland fixed for the lower extreme on the motor shaft, the motor shaft is connected in the drive gear group, still connect a bent axle in the drive gear group, be connected with the reciprocal drive assembly of three groups on the bent axle, reciprocal drive assembly rear end is equipped with the connecting rod, the connecting rod passes through the cross head and connects the intermediate lever, the intermediate lever front end is derived the seal box is connected on the plunger body, on the plunger body coupling fluid end subassembly. Through above -mentioned mode, the processing newly can be sealed with the reciprocating pump through the rear end cap of frame rear end and the seal box of front end to this practicality to motor shaft and bent axle on the gear box can obtain fine fixing.
Description
Technical field
The utility model relates to reciprocating pump field, particularly relates to a kind of three plunger high pressure reciprocating pumps.
Background technique
Reciprocating pump is a kind ofly alternately increased by swept volume in cylinder and reduce the positive displacement pump carried liquid or make it supercharging, input shaft in motor-driven gear case, moment of torsion is passed to and the driving gear be meshed, allow bent axle fixing with it rotate, obtain corresponding pump speed simultaneously.Bent axle drives crosshead combination that linear reciprocating motion is changed in rotary motion by connecting rod assembly, moves by crosshead assemblage zone the plunger work done that stuffing box in fluid end contains, and completes that high-pressure service pump is inhaled, discharge opeing working condition requirement.The suction capacity of reciprocating pump is strong, and theoretical delivery and working pressure have nothing to do, and only depend on rotating speed, pumping cylinder size and effect number, running is stable.But the sealing of conventional reciprocating pump can not effectively be ensured, operationally stable not, and between gear-box and bent axle, lack stable means of fixation, be easy to cause bent axle loosen and affect working state.
Model utility content
The technical problem that the utility model mainly solves is to provide a kind of three plunger high pressure reciprocating pumps, by the sealing case of the rear end cover of support rear end and front end, reciprocating pump can be carried out effective encapsulation process, and the bent axle of the motor shaft of gear box input and output terminal can be well fixed, make Power output more steady, reduce noise, comparatively less wear, extends working life.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: provide a kind of three plunger high pressure reciprocating pumps, comprise base and support, described support is fixedly installed in described base upper end, described support rear end is closed by rear end cover and is arranged, described support front end is closed by sealing case and is arranged, described support one end is provided with oil pump, the described support the other end is installed and is provided with gear-box, motor shaft is imported in described gear-box, described motor shaft upper end is fixed on described gear-box by a high speed shaft pressing plate, described motor shaft lower end is fixed on described gear-box by little gland, a gear pressure plate is also provided with bottom described motor shaft, on described motor shaft connection for transmission gear train, described driving gear set also connects a bent axle, described bent axle also arranges gear pressure plate by installation to be fixed on gear-box, described bent axle is connected with three groups of reciprocal transmission assemblies, described reciprocal transmission assembly rear end is provided with connecting rod, described connecting rod one end is connected and fixed on described bent axle, the described connecting rod the other end connects intermediate bar by crosshead, described crosshead front end and described sealing case medial extremity is airtight is connected and fixed, described intermediate bar front end is derived described sealing case and is connected on plunger body, described plunger body connects on fluid end assembly.
In the utility model preferred embodiment, described gear-box is also connected with a motor, described motor shaft is connected on described motor output end, described driving gear comprises gearwheel and small gear, described motor shaft is provided with described small gear, the meshing described gearwheel in described small gear one end, described gearwheel is installed and is arranged on described bent axle, and the gearwheel lower end of described bent axle and the small gear lower end of described motor shaft are all installed and had described gear pressure plate.
In the utility model preferred embodiment, a back of the body cap case is also provided with between described support and fluid end assembly, described back of the body cap case two ends are fixed on described support by the screw being socketed with setting sleeve, and described back of the body cap case is connected closing between described support with described fluid end assembly.
In the utility model preferred embodiment, described plunger body one end connects described intermediate bar, and the described plunger body the other end is placed in the stuffing box of described fluid end assembly.
In the utility model preferred embodiment, described bent axle is installed and is provided with bearing shell, described connecting rod one end is articulated with on described bent axle by described bearing shell radial direction, and the described connecting rod the other end connects described intermediate bar by described crosshead.
In the utility model preferred embodiment, described connecting rod and described crosshead connecting end are fixed by crosshead pin, are also provided with lining outside described crosshead pin.
In the utility model preferred embodiment, described sealing case front end is also provided with Gland.
In the utility model preferred embodiment, the corresponding described reciprocal transmission assembly of described stick harness body is provided with three, opposing parallel setting between described stick harness body.
The beneficial effects of the utility model are: reciprocating pump can be carried out effective encapsulation process by the sealing case of the rear end cover of support rear end and front end by the utility model, and the bent axle of the motor shaft of gear box input and output terminal can be well fixed, make Power output more steady, reduce noise, comparatively less wear, extends working life.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, 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, wherein:
Fig. 1 is the structural representation of the utility model three plunger high pressure reciprocating pump one preferred embodiment;
Fig. 2 is the structural representation of shown support one preferred embodiment;
Fig. 3 is the structural representation of shown gear-box one preferred embodiment;
Fig. 4 is the structural representation of shown reciprocal transmission assembly one preferred embodiment;
In accompanying drawing, the mark of each parts is as follows: 1, base; 2, support; 3, rear end cover; 4, sealing case; 5, oil pump; 6, gear-box; 7, motor shaft; 8, high speed shaft pressing plate; 9, Gland; 10, little gland; 11, gear pressure plate; 12, driving gear set; 13, bent axle; 14, reciprocal transmission assembly; 15, connecting rod; 16, crosshead; 17, intermediate bar; 18, plunger body; 19, fluid end assembly; 20, motor; 21, gearwheel; 22, small gear; 23, cap case is carried on the back; 24, setting sleeve; 25, bearing shell; 26, crosshead pin; 27, lining.
Embodiment
Be clearly and completely described to the technological scheme in the utility model embodiment below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model is embodiment comprise:
A kind of three plunger high pressure reciprocating pumps, comprise base 1 and support 2, described support 2 is fixedly installed in described base 1 upper end, described support 2 rear end is closed by rear end cover 3 and is arranged, described support 2 front end is closed by sealing case 4 and is arranged, described support 2 one end is provided with oil pump 5, described support 2 the other end is installed and is provided with gear-box 6, motor shaft 7 is imported in described gear-box 6, described motor shaft 7 upper end is fixed on described gear-box 6 by a high speed shaft pressing plate 8, described motor shaft 7 lower end is fixed on described gear-box 6 by little gland 10, a gear pressure plate 11 is also provided with bottom described motor shaft 7, on described motor shaft 7 connection for transmission gear train 12, described driving gear set 12 also connects a bent axle 13, described bent axle 13 also arranges gear pressure plate 11 by installation to be fixed on gear-box 9, described bent axle 13 is connected with three groups of reciprocal transmission assemblies 14, described reciprocal transmission assembly 14 rear end is provided with connecting rod 15, described connecting rod 15 one end is connected and fixed on described bent axle 13, described connecting rod 15 the other end connects intermediate bar 17 by crosshead 16, described crosshead 16 front end and described sealing case 4 medial extremity is airtight is connected and fixed, described intermediate bar 17 front end is derived described sealing case 4 and is connected on plunger body 18, described plunger body 18 connects on fluid end assembly 19.
In addition, described gear-box 6 is also connected with a motor 20, described motor shaft 7 is connected on described motor 20 output terminal, described driving gear 12 groups comprises gearwheel 21 and small gear 22, described motor shaft 7 is provided with described small gear 22, the meshing described gearwheel 21 in described small gear 22 one end, described gearwheel 21 is installed and is arranged on described bent axle 13, and gearwheel 21 lower end of described bent axle 13 and small gear 22 lower end of described motor shaft 7 are all installed and had described gear pressure plate 11.
In addition, a back of the body cap case 23 is also provided with between described support 2 and fluid end assembly 19, described back of the body cap case 23 two ends are fixed on described support 2 by the screw being socketed with setting sleeve 24, and described back of the body cap case 23 is connected closing between described support 2 with described fluid end assembly 19.
In addition, described plunger body 18 one end connects described intermediate bar 17, and described plunger body 18 the other end is placed in the stuffing box of described fluid end assembly 19.
In addition, described bent axle 13 is installed and is provided with bearing shell 25, described connecting rod 15 one end is articulated with on described bent axle 13 by described bearing shell 25 radial direction, and described connecting rod 15 the other end connects described intermediate bar 17 by described crosshead 16.
In addition, described connecting rod 15 is fixed by crosshead pin 26 with described crosshead 16 connecting end, is also provided with lining 27 outside described crosshead pin 26.
In addition, described sealing case 4 front end is also provided with Gland 9.
In addition, the corresponding described reciprocal transmission assembly 14 of described stick harness body 18 is provided with three, opposing parallel setting between described stick harness body 18.
Working principle of the present utility model is for be fixedly installed in base 1 upper end by support 2, support 2 rear end is closed by rear end cover 3 and is arranged, support 2 front end is closed by sealing case 4 and is arranged, sealing case 4 front end is also provided with Gland 9, support 2 one end is provided with oil pump 5, support 2 the other end is installed and is provided with gear-box 6, motor shaft 7 is imported in gear-box 6, gear-box 6 is also connected with a motor 20, motor shaft 7 is connected on motor 20 output terminal, driving gear 12 groups comprises gearwheel 21 and small gear 22, motor shaft 7 is provided with small gear 22, the meshing gearwheel 21 in small gear 22 one end, gearwheel 21 is installed and is arranged on bent axle 13, gearwheel 21 lower end of bent axle 13 and small gear 22 lower end of motor shaft 7 are all installed and are had gear pressure plate 11, motor shaft 7 upper end is fixed on gear-box 6 by a high speed shaft pressing plate 8, motor shaft 7 lower end is fixed on gear-box 6 by little gland 10, more stable when making to operate after motor shaft 7 upper and lower end is fixing, the noise loosening and bring can be reduced simultaneously, effective noise reduction is carried out to gear-box 6.
A gear pressure plate 11 is also provided with bottom motor shaft 7, on motor shaft 7 connection for transmission gear train 12, driving gear set 12 also connects a bent axle 13, bent axle 13 also arranges gear pressure plate 11 by installation to be fixed on gear-box 6, bent axle 13 is connected with three groups of reciprocal transmission assemblies 14, reciprocal transmission assembly 14 rear end is provided with connecting rod 15, connecting rod 15 one end is connected and fixed on bent axle 13, bent axle 13 is installed and is provided with bearing shell 25, connecting rod 15 one end is articulated with on bent axle 13 by bearing shell 25 radial direction, connecting rod 15 the other end connects intermediate bar 17 by crosshead 16, connecting rod 15 is fixed by crosshead pin 26 with crosshead 16 connecting end, lining 27 is also provided with outside crosshead pin 26, crosshead 16 front end and sealing case 4 medial extremity is airtight is connected and fixed, intermediate bar 17 front end is derived sealing case 4 and is connected on plunger body 18, plunger body 18 connects on fluid end assembly 19, the corresponding reciprocal transmission assembly 14 of stick harness body 18 is provided with three, opposing parallel setting between stick harness body 18, plunger body 18 one end connects intermediate bar 17, plunger body 18 the other end is placed in the stuffing box of fluid end assembly 19, a back of the body cap case 23 is also provided with between support 2 and fluid end assembly 19, back of the body cap case 23 two ends are fixed on support 2 by the screw being socketed with setting sleeve 24, back of the body cap case 23 is connected closing between support 2 with fluid end assembly 19, be sealedly connected and fixed between crosshead 16 and sealing case 4, and intermediate bar 17 connects in importing crosshead 16 and then makes intermediate bar 17 obtain encapsulation process, the sealing with the plunger body 18 of front end and the connecting rod 15 of rear end can not only be promoted, it is more steady when it can also be made to operate.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. a plunger high pressure reciprocating pump, comprise base and support, it is characterized in that, described support is fixedly installed in described base upper end, described support rear end is closed by rear end cover and is arranged, described support front end is closed by sealing case and is arranged, described support one end is provided with oil pump, the described support the other end is installed and is provided with gear-box, motor shaft is imported in described gear-box, described motor shaft upper end is fixed on described gear-box by a high speed shaft pressing plate, described motor shaft lower end is fixed on described gear-box by little gland, a gear pressure plate is also provided with bottom described motor shaft, on described motor shaft connection for transmission gear train, described driving gear set also connects a bent axle, described bent axle also arranges gear pressure plate by installation to be fixed on gear-box, described bent axle is connected with three groups of reciprocal transmission assemblies, described reciprocal transmission assembly rear end is provided with connecting rod, described connecting rod one end is connected and fixed on described bent axle, the described connecting rod the other end connects intermediate bar by crosshead, described crosshead front end and described sealing case medial extremity is airtight is connected and fixed, described intermediate bar front end is derived described sealing case and is connected on plunger body, described plunger body connects on fluid end assembly.
2. three plunger high pressure reciprocating pumps according to claim 1, it is characterized in that, described gear-box is also connected with a motor, described motor shaft is connected on described motor output end, described driving gear comprises gearwheel and small gear, and described motor shaft is provided with described small gear, the meshing described gearwheel in described small gear one end, described gearwheel is installed and is arranged on described bent axle, and the gearwheel lower end of described bent axle and the small gear lower end of described motor shaft are all installed and had described gear pressure plate.
3. three plunger high pressure reciprocating pumps according to claim 1, it is characterized in that, a back of the body cap case is also provided with between described support and fluid end assembly, described back of the body cap case two ends are fixed on described support by the screw being socketed with setting sleeve, and described back of the body cap case is connected closing between described support with described fluid end assembly.
4. three plunger high pressure reciprocating pumps according to claim 1, is characterized in that, described plunger body one end connects described intermediate bar, and the described plunger body the other end is placed in the stuffing box of described fluid end assembly.
5. three plunger high pressure reciprocating pumps according to claim 1, it is characterized in that, described bent axle is installed and is provided with bearing shell, described connecting rod one end is articulated with on described bent axle by described bearing shell radial direction, and the described connecting rod the other end connects described intermediate bar by described crosshead.
6. three plunger high pressure reciprocating pumps according to claim 1, is characterized in that, described connecting rod and described crosshead connecting end are fixed by crosshead pin, are also provided with lining outside described crosshead pin.
7. three plunger high pressure reciprocating pumps according to claim 1, is characterized in that, described sealing case front end is also provided with Gland.
8. three plunger high pressure reciprocating pumps according to claim 1, is characterized in that, the corresponding described reciprocal transmission assembly of described plunger body is provided with three, opposing parallel setting between described plunger body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520431496.8U CN204900179U (en) | 2015-06-23 | 2015-06-23 | Three plungers high pressure reciprocating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520431496.8U CN204900179U (en) | 2015-06-23 | 2015-06-23 | Three plungers high pressure reciprocating pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204900179U true CN204900179U (en) | 2015-12-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520431496.8U Expired - Fee Related CN204900179U (en) | 2015-06-23 | 2015-06-23 | Three plungers high pressure reciprocating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204900179U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982876A (en) * | 2021-10-30 | 2022-01-28 | 宁波钱湖石油设备有限公司 | Reciprocating pump power device |
-
2015
- 2015-06-23 CN CN201520431496.8U patent/CN204900179U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982876A (en) * | 2021-10-30 | 2022-01-28 | 宁波钱湖石油设备有限公司 | Reciprocating pump power device |
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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: 20151223 Termination date: 20200623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |