CN2883674Y - Crossing plunger pump or motor - Google Patents
Crossing plunger pump or motor Download PDFInfo
- Publication number
- CN2883674Y CN2883674Y CN 200520058873 CN200520058873U CN2883674Y CN 2883674 Y CN2883674 Y CN 2883674Y CN 200520058873 CN200520058873 CN 200520058873 CN 200520058873 U CN200520058873 U CN 200520058873U CN 2883674 Y CN2883674 Y CN 2883674Y
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- China
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- motor
- slide
- plunger pump
- plunger
- pump according
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Abstract
The utility model relates to a cross type plunger pump or motor, comprising an even number of radial direction distributed evenly cylinder sleeves with fluid channels, a plurality of double-head plunger components in the half number of the cylinder sleeves, a sliding block mechanism crossing the middle portions of the plunger components which can push the plunger components to reciprocate in radial direction or be pushed, a plurality of eccentric rotating shafts to drive the sliding block mechanisms in rotation or to be driven, two port plates arranged contrary to each other on the eccentric rotating shaft which can rotate synchronously with an eccentric rotating shaft, two glands for limiting the positions of the eccentric rotating shaft, and a frame for arranging the cylinder sleeves and glands equipped with fluid channels. Both the fluid inlet and outlet are arranged on each gland, which are communicated with the fluid channels for the frame and the cylinder sleeve through the port plates. The utility model has the advantages of simple structure, good processing, small amount of parts, low requirement for precision, good stress characteristics and small wear to the parts.
Description
Technical field
The utility model relates to realizes the device that power transmits between a kind of fluid and the transmission shaft, especially relate to a kind of ram type pump and motor.Be applicable to be the pump or the motor of working medium with the fluid in the various fields, particularly can be used as suction booster and expansion motor in the cooling cycle system.
Background technique
Traditional single-acting does not have linkage type radial plunger type pump or motor, and its piston is radially garden Zhou Junbu, and this piston is provided with fastener with this stuck piston, to guarantee that piston does not break away from eccentric shaft.
The defective of this mode is: the measure meeting of taking to increase piston stroke for the motor that obtains high pulling torque brings the transition of ram type pump or motor radial dimension to increase, and the overall size that forms motor thus is also just bigger, and the device component are many.
Summary of the invention
In order to remedy above-mentioned defective, the purpose of this utility model is, provides a kind of radial dimension less, and it is good to go out the Z-TEK domestic animal, and structural member is few and the tube single, make low ram type pump or the motor of required precision.
For achieving the above object, the utility model adopts following technological scheme: staggered form plunger pump or motor, it comprises the cylinder sleeve that has the fluid passage of even number radial equipartition, being of cylinder sleeve half intersects uniform plunger assembly, pass these plunger assemblies middle part and can promote plunger assembly radially to-and-fro motion or the slide-block mechanism that promoted by these plunger assemblies, the plane motion of driving sliding block mechanism or driven eccentrically weighted shaft, two opposite thrust plates that are installed on the eccentrically weighted shaft with the synchronous rotation of eccentrically weighted shaft, limit two end caps of eccentrically weighted shaft position, be used to install the body that has flow face and flow passage of cylinder sleeve and end cap.
The two ends of described plunger assembly are plunger, and are middle fixedly connected by slide plate, have the horizontal concrete chute that holds slide-block mechanism in the middle of the slide plate.Described slide-block mechanism comprises the slide block that contacts with chute and passes the bearing pin at slide block center that the periphery of slide block is the just polygon cylinder of cylinder number.The eccentric opening that described eccentrically weighted shaft has a bearing pin with slide-block mechanism to match.
Described thrust plate is fixed on the eccentrically weighted shaft and is suitable with the flow face of body.The fluid passage of described cylinder sleeve is located in the body of cylinder sleeve, and the assembling back communicates with the flow passage of body.Described two end caps respectively have a fluid inlet and outlet, communicate with the part flow passage of body and the fluid passage of cylinder sleeve through thrust plate.
Use the advantage of technical solutions of the utility model as follows:
1. simple in structure, good manufacturability, apparatus structure spare is few and requirement on machining accuracy is low.
2. mechanical characteristic is good, and parts depreciation is little.
Description of drawings
Description of drawings of the present utility model is as follows:
Fig. 1 is the structural representation of the utility model staggered form plunger pump or motor, and wherein a is that the master looks sectional view, and b is that sectional view is looked on a left side.
Fig. 2 is the schematic appearance of the utility model staggered form plunger pump or motor, and wherein a is a plan view, and b is a left view.
Fig. 3 is the structural representation of the plunger assembly of double-deck slide plate, and wherein a is a plan view, and b is that sectional view is looked on a left side.
Fig. 4 is the structural representation of the plunger assembly of individual layer slide plate, and wherein a is a plan view, and b is that sectional view is looked on a left side.
Fig. 5 is the slide-block mechanism structural representation, and wherein a is a right elevation, and b is a plan view.
Fig. 6 is the structural representation that has the eccentrically weighted shaft of eccentric opening, and wherein a is that the master looks sectional view, and b is a left view.
Fig. 7 is for being fixed in the structural representation of the thrust plate on the eccentrically weighted shaft, and wherein a is that the master looks sectional view, and b is a left view.
Fig. 8 is the structural representation that has the body 6 of flow passage, and wherein a is that partial sectional view is looked on the right side, and b is that the master looks partial sectional view, and c looks partial sectional view in a left side.
Fig. 9 is provided with the structural representation of the cylinder sleeve of two runners for inwall, and wherein a mainly looks sectional view, and b is that sectional view is looked on a left side, and c looks up partial sectional view.
Figure 10 is the structural representation that has the end cap of a fluid inlet and outlet, and wherein a is that the master looks sectional view, and b is a left view.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described.
As Fig. 1 a, Fig. 1 b and Fig. 2 a, shown in Fig. 2 b, a kind of four cylinder staggered form plunger pump or motors, it comprises four cylinder sleeves that have the fluid passage 1 that radially become 90 degree to distribute, the plunger assembly 2 of two cover square crossings, pass two cover plunger assemblies 2 middle parts and can promote plunger assembly 2 radially to-and-fro motion or the slide-block mechanism 3 that is pushed, 3 plane motions of driving sliding block mechanism or driven eccentrically weighted shaft 4, two opposite thrust plates 5 that are installed on the eccentrically weighted shaft 4 with slide-block mechanism 3 synchronous rotations, limit two end caps 6 of eccentrically weighted shaft 4 positions, be used to install the body that has the flow circulation road 7 of cylinder sleeve 4 and end cap 6.
Shown in Fig. 3 a, Fig. 3 b and Fig. 4 a, Fig. 4 b, the two ends of plunger assembly 2 are plunger 21, and are middle fixedly connected by slide plate 22, have the horizontal concrete chute 23 that holds slide-block mechanism 3 in the middle of the slide plate.Wherein the slide plate 22 of a cover plunger assembly 2 is an individual layer, and the slide plate 22 of another set of plunger assembly 2 is double-deck.For easy for installation, an end plug and the slide plate 22 of the plunger assembly 2 of individual layer slide plate 22 are separable.
As shown in Figure 5, slide-block mechanism 3 comprises slide block 31 that contacts with chute 23 and the bearing pin 32 that passes the slide block center.The periphery of slide block 31 is positive four side column bodies.
As shown in Figure 6, eccentrically weighted shaft 4 has the eccentric opening 41 that a bearing pin 32 with slide-block mechanism 3 matches.Its on 4 cover intrinsic with the suitable thrust plate 5 of body 7 flow faces, see Fig. 7. thrust plate 5 is provided with the flow passages 51 of angle less than 180 degree.
Shown in Fig. 8 a, Fig. 8 b and Fig. 8 c, the body 7 that has the flow passage is provided with flow face 71 and assignment hole 72, and leads to the runner hole 73 of cylinder sleeve 1 runner.
Shown in Fig. 9 a, Fig. 9 b and Fig. 9 c, the inwall of cylinder sleeve 1 is provided with two fluid passages 11, and the assembling back communicates with the runner hole 73 of body 7.
Shown in Figure 10 a and Figure 10 b, two end caps 6 respectively have a fluid inlet and outlet, communicate with the flow passage of body 7 and the fluid passage of cylinder sleeve 1 through thrust plate 5.
The working principle of the utility model staggered form plunger pump or motor is:
When giving eccentrically weighted shaft 3 input torques, the axle center of driving sliding block mechanism 3 is the radius rotation with the throw of eccentric of eccentrically weighted shaft 3, promote two cover plunger assemblies 2 respectively and produce radially to-and-fro motion, fluid in the cylinder sleeve 1 is by the fluid passage of cylinder sleeve 1 and the flow passage of body 7, under the effect that thrust plate 5 distributes, fluid inlet and outlet on two end caps 6 forms pressure reduction, i.e. pump running.
When high-pressure liquid is received fluid inlet on the end cap 6, under the effect that thrust plate 5 distributes, fluid enters an end of a cover or number cover plunger assembly 2 and the plunger cavity that cylinder sleeve 1 forms by the flow passage of body 7 and the fluid passage of cylinder sleeve 1,22 pairs of slide-block mechanisms of the slide plate of plunger assembly 23 produce actuating pressure, drive eccentrically weighted shaft 3 output torques, i.e. motor running.
Claims (10)
1. staggered form plunger pump or motor, comprise: the cylinder sleeve that has the fluid passage (1) of even number radial equipartition is characterized in that: also comprise a cylinder sleeve half uniform double end plunger assembly (2) of intersection, pass described plunger assembly (2) middle part and can promote plunger assembly (2) radially to-and-fro motion or the slide-block mechanism (3) that is pushed, (3) plane motion of driving sliding block mechanism or driven eccentrically weighted shaft (4), two opposite thrust plates (5) that are installed on the eccentrically weighted shaft (4) with the synchronous rotation of slide-block mechanism (3), limit two end caps (6) of described eccentrically weighted shaft (4) position and be used to install the body that has the flow passage (7) of cylinder sleeve (1) and end cap (6).
2. plunger pump according to claim 1 or motor is characterized in that: the two ends of described plunger assembly (2) are plunger, and are middle fixedly connected by slide plate, have the horizontal concrete chute (23) that holds slide-block mechanism (3) in the middle of the slide plate.
3. plunger pump according to claim 1 and 2 or motor is characterized in that: described slide-block mechanism (3) comprises slide block (31) that contacts with chute and the bearing pin (32) that passes the slide block center.
4. plunger pump according to claim 3 or motor is characterized in that: the periphery of described slide block (31) is the just polygon cylinder of cylinder number.
5. plunger pump according to claim 1 or motor is characterized in that: the eccentric opening (41) that described eccentrically weighted shaft (4) has a bearing pin (32) with slide-block mechanism (3) to match.
6. plunger pump according to claim 1 or motor is characterized in that: it is last and suitable with the flow face (71) of body (7) that described thrust plate (5) is fixed in eccentrically weighted shaft (4).
7. plunger pump according to claim 1 or motor is characterized in that: the fluid passage (11) of described cylinder sleeve (1) is located in the body of cylinder sleeve (1), and the assembling back communicates with the flow passage of body (7).
8. plunger pump according to claim 1 or motor is characterized in that: a fluid inlet and outlet is respectively arranged on described two end caps (6), communicate with the flow passage of body (7) and the fluid passage of cylinder sleeve (1) through thrust plate (5).
9, plunger pump according to claim 1 or motor is characterized in that: described thrust plate (5) is provided with the flow passage (51) of angle less than 180 degree.
10, plunger pump according to claim 1 or motor is characterized in that: described body (7) is provided with flow face (71) and flow passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520058873 CN2883674Y (en) | 2005-05-31 | 2005-05-31 | Crossing plunger pump or motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520058873 CN2883674Y (en) | 2005-05-31 | 2005-05-31 | Crossing plunger pump or motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2883674Y true CN2883674Y (en) | 2007-03-28 |
Family
ID=37956736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520058873 Expired - Fee Related CN2883674Y (en) | 2005-05-31 | 2005-05-31 | Crossing plunger pump or motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2883674Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101960088B (en) * | 2008-01-11 | 2013-08-21 | 迈克梵航空有限责任公司 | Reciprocating combustion engine |
| CN106014961A (en) * | 2016-07-13 | 2016-10-12 | 禾通科技公司 | Plunger type water supply pump for building |
| CN107842479A (en) * | 2017-12-20 | 2018-03-27 | 福建省福安市力德泵业有限公司 | Small Plunger Pump drive mechanism |
-
2005
- 2005-05-31 CN CN 200520058873 patent/CN2883674Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101960088B (en) * | 2008-01-11 | 2013-08-21 | 迈克梵航空有限责任公司 | Reciprocating combustion engine |
| CN106014961A (en) * | 2016-07-13 | 2016-10-12 | 禾通科技公司 | Plunger type water supply pump for building |
| CN107842479A (en) * | 2017-12-20 | 2018-03-27 | 福建省福安市力德泵业有限公司 | Small Plunger Pump drive mechanism |
| CN107842479B (en) * | 2017-12-20 | 2023-11-24 | 福建省福安市力德泵业有限公司 | Transmission structure of miniature plunger pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |