CN205277734U - Automatic sealed plunger pump of follow -up - Google Patents
Automatic sealed plunger pump of follow -up Download PDFInfo
- Publication number
- CN205277734U CN205277734U CN201521136251.9U CN201521136251U CN205277734U CN 205277734 U CN205277734 U CN 205277734U CN 201521136251 U CN201521136251 U CN 201521136251U CN 205277734 U CN205277734 U CN 205277734U
- Authority
- CN
- China
- Prior art keywords
- water seal
- plunger
- cylinder body
- main shaft
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model belongs to the technical field of the plunger pump, relate to automatic sealed plunger pump of follow -up, cylinder body, the block end who forms the pressure boost chamber including motor, motor drive's main shaft, main shaft drive reciprocating motion's plunger, with the plunger cooperation has a cylinder cap of feed liquor check valve and flowing back check valve, is provided with the water seal between the plunger of pressure boost intracavity and the cylinder body inner wall, the one end apical grafting of spring on the spring holder on one side of the cylinder cap, other end apical grafting in the water seal, the other end apical grafting of water seal is on the cylinder body diapire, the advantage is: when the utility model discloses a water seal wearing and tearing back can be with the water seal to the extrusion of cylinder body diapire direction under the effect of spring for water seal elastic deformation and compensate the wearing and tearing volume of water seal makes the sealed effect of water seal unchangeable, has not only guaranteed the normal superchargers effect of plunger pump, has prolonged the life of water seal moreover, and then has prolonged the life of plunger pump, is applicable to various types of plunger pumps.
Description
Technical field
The utility model belongs to plunger pump technique field, refers in particular to the ram pump of a kind of automatic follow-up sealing.
Background technology
General ram pump, comprise motor, motor-driven main shaft, the reciprocating plunger of main shaft drives coordinate the cylinder body forming booster cavity, cylinder ends with entering liquid check valve and the cylinder cap of discharge opeing check valve with plunger, plunger in booster cavity and be provided with water seal between inboard wall of cylinder block, its weak point is: be arranged in the groove of inboard wall of cylinder block of booster cavity due to water seal, the frequent friction of water seal and plunger can cause the abrasion of water seal and premature failure, and the charging efficiency directly affecting ram pump arranges inefficacy.
Summary of the invention
The purpose of this utility model is to provide the ram pump of a kind of automatic follow-up sealing.
The purpose of this utility model is achieved in that
Automatically the ram pump of follow-up sealing, comprise motor, motor-driven main shaft, the reciprocating plunger of main shaft drives coordinate the cylinder body forming booster cavity, cylinder ends with entering liquid check valve and the cylinder cap of discharge opeing check valve with plunger, plunger in booster cavity and be provided with water seal between inboard wall of cylinder block, the top, one end of spring is connected on the spring support of cylinder cap side, the other end top is connected in water seal, and the other end top of water seal is connected on cylinder body diapire.
Above-mentioned main shaft is bent axle, and bent axle is by connecting rod actuation plunger to-and-fro movement; Or described main shaft is straight axle, straight axle being fixed with eccentric cover or capacity eccentric bearing, eccentric cover or capacity eccentric bearing are set with connecting rod, straight axle is by eccentric cover or capacity eccentric bearing and connecting rod actuation plunger to-and-fro movement.
Above-mentioned water seal has at least three, and the water seal of rear side is matched with projection by groove with the water seal of front side.
The structure of above-mentioned water seal is: be provided with groove on the front end face of rear side seal, and after the insertion of the afterbody of front side water seal, side has and realizes cooperatively interacting connection in the groove of groove water seal.
Above-mentioned water seal has four.
Above-mentioned cylinder body, the plunger stretched in cylinder body and the supercharging that matches enter liquid check valve and discharge opeing check valve has three covers, three cover cylinder bodies in plunger same motor and its to-and-fro movement of same main shaft drives.
The utility model gives prominence to compared to existing technology and useful technique effect is:
1, water seal of the present utility model one end top be connected on spring, the other end top connect on cylinder body diapire, after water seal is worn and torn due to the frequent friction with plunger, water seal can be extruded to cylinder body diapire direction under the action of the spring, make the distortion of water seal elasticity and make up the abrasion loss of water seal, make the sealing effect of water seal constant, not only ensure that the normal pressurized effect of piston pump, and extend the work-ing life of water seal, and then extend the work-ing life of ram pump.
2, structure of the present utility model is applicable to various types of ram pump.
Accompanying drawing explanation
Fig. 1 is cross-sectional schematic of the present utility model.
Fig. 2 is the sectional view of water seal of the present utility model.
Embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, see Fig. 1 Fig. 2:
Automatically the ram pump of follow-up sealing, comprise motor 10, main shaft 21 that motor 10 drives, main shaft 21 drive reciprocating plunger 19 to coordinate the formation cylinder body 23 of booster cavity 24, cylinder body 23 end with the cylinder cap 15 entering liquid check valve 12 and discharge opeing check valve 13 with plunger 19, plunger 19 in booster cavity 24 and be provided with water seal 18 between inboard wall of cylinder block, the top, one end of spring 17 is connected on the spring support 16 of cylinder cap 15 side, the other end top is connected in water seal 18, and the other end top of water seal 18 is connected on cylinder body diapire 23.
Above-mentioned main shaft 21 is bent axle, and bent axle is by connecting rod actuation plunger 19 to-and-fro movement; Or described main shaft 21 is straight axle, straight axle being fixed with eccentric cover or capacity eccentric bearing 22, eccentric cover or capacity eccentric bearing 22 are set with connecting rod 20, straight axle is by eccentric cover or capacity eccentric bearing 22 and connecting rod 20 actuation plunger 19 to-and-fro movement.
Above-mentioned water seal 18 has at least three, and the water seal 18 of rear side is matched with projection by groove with the water seal 18 of front side.
The structure of above-mentioned water seal 18 is: be provided with groove 181 on the front end face of rear side seal 18, the most front end face of front side water seal 18 does not arrange groove 181, the afterbody 182 of front side water seal 18 inserts rear side the connection that cooperatively interacts realizing adjacent water seal in the groove 182 of groove water seal 18, increases sealing effect.
Above-mentioned water seal 18 has four.
Above-mentioned cylinder body 23, the plunger 19 stretched in cylinder body 23 and the supercharging that matches enter liquid check valve 12 and discharge opeing check valve 13 has three covers, plunger 19 in three cover cylinder bodies 23 drives its to-and-fro movement with same motor 10 and same main shaft 21, and Fig. 1 only gives the structure situation of a set of cylinder body, a plunger, a motor, a main shaft.
Above-described embodiment is only better embodiment of the present utility model, not limits protection domain of the present utility model according to this, therefore: all equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by within protection domain of the present utility model.
Claims (6)
1. the ram pump of follow-up sealing automatically, comprise motor, motor-driven main shaft, the reciprocating plunger of main shaft drives coordinate the cylinder body forming booster cavity, cylinder ends with entering liquid check valve and the cylinder cap of discharge opeing check valve with plunger, it is characterized in that: plunger in described booster cavity and be provided with water seal between inboard wall of cylinder block, the top, one end of spring is connected on the spring support of cylinder cap side, the other end top is connected in water seal, and the other end top of water seal is connected on cylinder body diapire.
2. the ram pump of automatic follow-up according to claim 1 sealing, it is characterised in that: described main shaft is bent axle, and bent axle is by connecting rod actuation plunger to-and-fro movement; Or described main shaft is straight axle, straight axle being fixed with eccentric cover or capacity eccentric bearing, eccentric cover or capacity eccentric bearing are set with connecting rod, straight axle is by eccentric cover or capacity eccentric bearing and connecting rod actuation plunger to-and-fro movement.
3. the ram pump of automatic follow-up according to claim 1 sealing, it is characterised in that: described water seal has at least three, and the water seal of rear side is matched with projection by groove with the water seal of front side.
4. the ram pump of automatic follow-up according to claim 1 sealing, it is characterized in that: the structure of described water seal is: be provided with groove on the front end face of rear side seal, after the insertion of the afterbody of front side water seal, side has and realizes cooperatively interacting connection in the groove of groove water seal.
5. the ram pump of automatic follow-up according to claim 3 sealing, it is characterised in that: described water seal has four.
6. the note plug ram pump of automatic follow-up according to claim 1 sealing, it is characterized in that: described cylinder body, the plunger stretched in cylinder body and the supercharging that matches enter liquid check valve and discharge opeing check valve has three covers, three cover cylinder bodies in plunger same motor and its to-and-fro movement of same main shaft drives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521136251.9U CN205277734U (en) | 2015-12-31 | 2015-12-31 | Automatic sealed plunger pump of follow -up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521136251.9U CN205277734U (en) | 2015-12-31 | 2015-12-31 | Automatic sealed plunger pump of follow -up |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205277734U true CN205277734U (en) | 2016-06-01 |
Family
ID=56062315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521136251.9U Expired - Fee Related CN205277734U (en) | 2015-12-31 | 2015-12-31 | Automatic sealed plunger pump of follow -up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205277734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114623075A (en) * | 2022-05-13 | 2022-06-14 | 宁波合力机泵股份有限公司 | Vertical reciprocating pump hydraulic end and booster pump applying same |
-
2015
- 2015-12-31 CN CN201521136251.9U patent/CN205277734U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114623075A (en) * | 2022-05-13 | 2022-06-14 | 宁波合力机泵股份有限公司 | Vertical reciprocating pump hydraulic end and booster pump applying same |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160601 Termination date: 20201231 |