CN212337556U - Single-cylinder plunger pump - Google Patents
Single-cylinder plunger pump Download PDFInfo
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- CN212337556U CN212337556U CN202021846813.XU CN202021846813U CN212337556U CN 212337556 U CN212337556 U CN 212337556U CN 202021846813 U CN202021846813 U CN 202021846813U CN 212337556 U CN212337556 U CN 212337556U
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- plunger
- water
- water inlet
- water outlet
- pump
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Abstract
The utility model discloses a single cylinder plunger pump, including motor, bottom plate, pump piece and dog, inhalant canal and exhalant canal have been seted up in the bottom plate, set up first water inlet and the first delivery port that is linked together with inhalant canal and exhalant canal respectively on the bottom plate, set up respectively with first water inlet and first delivery port matched with second water inlet and second delivery port on pump piece and the relative one side of bottom plate, the inhalant canal check valve has been placed in the second water inlet, the exhalant canal check valve has been placed in the second delivery port, the plunger chamber has been seted up in the pump piece, plunger chamber and second water inlet, second delivery port are linked together, plunger chamber entrance threaded connection has the stop collar, it has the plunger to peg graft in the stop collar. A single cylinder plunger pump, need not add machine oil, and small, light in weight, the equipment is convenient, with low costs, job stabilization.
Description
Technical Field
The utility model relates to a water pump field especially relates to a single cylinder plunger pump.
Background
Water pump classification on the existing market is many for diaphragm pump, vacuum pump, plunger pump etc. wherein the plunger pump divide into single cylinder plunger pump, parallel bars plunger pump, three jar plunger pumps and multi-cylinder plunger pump again, but current plunger pump all adopts the mode of operation that adds machine oil, and is more troublesome when changing machine oil, and machine oil spills over easily, and the oil leak leads to the water pump to damage, and original water pump structure is complicated, and the equipment is troublesome, and is with high costs, and the fault rate is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a single cylinder plunger pump, solve traditional plunger pump need add machine oil, appear oil leak easily, the technical problem of structure complicacy, with high costs, poor stability.
In order to achieve the above purpose, the utility model provides a technical scheme is: the water pump comprises a motor, a bottom plate, a pump block and a stop block, wherein a water inlet channel and a water outlet channel are arranged in the bottom plate, a first water inlet and a first water outlet which are respectively communicated with the water inlet channel and the water outlet channel are arranged on the bottom plate, a second water inlet and a second water outlet which are respectively matched with the first water inlet and the first water outlet are arranged on the opposite surfaces of the pump block and the bottom plate, a water inlet check valve is arranged in the second water inlet, a water outlet check valve is arranged in the second water outlet, a plunger cavity is arranged in the pump block, the plunger cavity is communicated with the second water inlet and the second water outlet, a limit sleeve is in threaded connection with the inlet of the plunger cavity, a plunger is inserted in the limit sleeve, a water seal is sleeved on the plunger between the limit sleeve and the plunger cavity, an eccentric wheel is connected on an output shaft of the motor, the bearing is clamped in the middle of the plunger, the pump block is fixed on the bottom plate through screws, the bottom plate is fixed on the motor through screws, the stop block is clamped between the bottom plate and the motor, a plunger limiting sleeve is clamped on the stop block, and the right end of the plunger is connected in the plunger limiting sleeve in a sliding mode.
The plunger is characterized in that the two ends of the plunger are provided with connecting parts, the middle part of the plunger is provided with a bearing bayonet, the connecting part at the left end of the plunger is sleeved with a ceramic sleeve, and the ceramic sleeve is locked on the connecting parts through locking nuts.
The water seal includes that from right side to left side overlaps in proper order and establishes first rubber water seal, first metal water seal, second rubber water seal, second metal water seal, the third rubber water seal on the plunger, first rubber water seal joint in the stop collar left end, second rubber water seal joint in the left end of first metal water seal, third rubber water seal joint in the left end of second metal water seal.
Gaskets are respectively arranged in the first water inlet and the first water outlet.
And gaskets are respectively arranged in the second water inlet and the second water outlet.
And rubber sealing rings are respectively sleeved on the water inlet check valve and the water outlet check valve.
And the limiting sleeve is sleeved with a rubber sealing ring.
The left end of the water inlet channel is in threaded connection with a water inlet connector, and the right end of the water inlet channel is in threaded connection with a plug.
The left end of the water outlet channel is in threaded connection with a plug, the right end of the water outlet channel is connected with a water outlet connector, the water outlet channel is communicated with a pressure regulating valve, and the water outlet channel is communicated with a pressure stabilizing tank.
Trapezoidal bulges are arranged in the plunger limiting sleeve and are in sliding connection with the right end of the plunger.
The utility model has the advantages that: the single-cylinder plunger pump has the advantages of no need of adding engine oil, small volume, light weight, convenient assembly, low cost, good sealing performance and stable operation.
Drawings
Fig. 1 is an overall view of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a cross-sectional view of the bottom plate of the present invention;
FIG. 4 is a bottom plate structure view of the present invention;
FIG. 5 is an exploded view of the pump block portion of the present invention;
FIG. 6 is a sectional view showing the connection between the plunger stop collar and the plunger of the present invention;
fig. 7 is an exploded view of the plunger of the present invention.
Detailed Description
Example 1
As shown in fig. 1-7, a single cylinder plunger pump comprises a motor 1, a bottom plate 2, a pump block 3 and a stop block 4, wherein a water inlet channel 5 and a water outlet channel 6 are arranged in the bottom plate 2, a first water inlet 7 and a first water outlet 8 which are respectively communicated with the water inlet channel 5 and the water outlet channel 6 are arranged on the bottom plate 2, a second water inlet 9 and a second water outlet 10 which are respectively matched with the first water inlet 7 and the first water outlet 8 are arranged on the opposite surface of the pump block 3 and the bottom plate 2, the second water inlet 9 sucks water from the first water inlet in the water inlet channel into a plunger cavity, the water in the plunger cavity is pressed into the first water outlet from the second water outlet under the action of a plunger, so that the water enters the water outlet channel and is led out through a water outlet joint, a water inlet check valve 11 is arranged in the second water inlet 9, and the water inlet check valve 11 is a product known in, the water outlet check valve 12 is placed in the second water outlet 10, the water outlet check valve 12 is a known product in the existing market, the water inlet check valve 11 and the water outlet check valve 12 are the same check valve and only have different installation directions, so that the water inlet and outlet directions are different, the pump block 3 is internally provided with a plunger cavity 13, the plunger cavity 13 is communicated with the second water inlet 9 and the second water outlet 10, the inlet of the plunger cavity 13 is in threaded connection with a limit sleeve 14, a plunger 15 is inserted in the limit sleeve 14, a water seal 16 is sleeved on the plunger 15 between the limit sleeve 14 and the plunger cavity 13, an eccentric wheel 17 is connected on an output shaft of the motor 1, the outer circle of the eccentric wheel 17 is clamped with a bearing 18, the bearing 18 is clamped in the middle part of the plunger 15, the pump block 3 is fixed on the bottom plate 2 through a screw 19, the bottom plate 2 is fixed on the motor 1 through a screw 19, the stop block 4 is clamped between the bottom plate 2 and the motor 1, the plunger limiting sleeve 36 is clamped on the stop block 4, and the right end of the plunger 15 is connected in the plunger limiting sleeve 36 in a sliding mode.
Connecting portions 20 are formed in two ends of the plunger 15, a bearing bayonet 21 is formed in the middle of the plunger, a ceramic sleeve 22 is sleeved on the connecting portion 20 at the left end of the plunger 15, the ceramic sleeve 22 is locked on the connecting portion 20 through a locking nut 23, the ceramic sleeve is arranged to increase the abrasion resistance of the plunger, and therefore the service life of the plunger is prolonged.
The water inlet check valve 11 and the water outlet check valve 12 are respectively sleeved with a rubber sealing ring 31, so that sealing is convenient, and the pressure of the water pump is prevented from being affected due to poor sealing.
The stop collar 14 is sleeved with a rubber sealing ring 31, so that sealing is facilitated, and leakage is prevented.
5 left end threaded connection of inhalant canal has water supply connector 33, and right-hand member threaded connection has end cap 34, and end cap and water supply connector set up for dismantling, can change the position of the two according to actual demand.
The left end of the water outlet channel 6 is in threaded connection with a plug 34, the right end of the water outlet channel 6 is connected with a water outlet connector 35, the water outlet channel 6 is communicated with a pressure regulating valve 32, the water outlet channel 6 is communicated with a pressure stabilizing tank 38, the plug and the water outlet connector are arranged in a pluggable mode, the positions of the plug and the water outlet connector can be changed according to actual requirements, the pressure regulating valve is a pressure regulating valve which is a known product in the existing market and changes water pressure by changing aperture flow of the water outlet channel, and the pressure stabilizing tank 38 is a known technical product in the existing market and has the functions of regulating stability through air, reducing pulse of a water pump and increasing stability.
The working principle is as follows: the bearing is driven to operate by the motor, the bearing is in contact with the plunger, the plunger moves back and forth under the action of the eccentric wheel to produce a stroke, so that the volume of the plunger cavity is changed, water is sucked from the water inlet channel and is discharged from the water outlet channel, and the purpose of high-pressure atomization of the water is achieved.
The single-cylinder plunger pump of this embodiment need not add machine oil, and small, light in weight, and the equipment is convenient, and is with low costs, and the leakproofness is good, job stabilization.
Claims (10)
1. The utility model provides a single cylinder plunger pump, includes motor (1), bottom plate (2), pump block (3) and dog (4), its characterized in that: a water inlet channel (5) and a water outlet channel (6) are arranged in the bottom plate (2), a first water inlet (7) and a first water outlet (8) which are respectively communicated with the water inlet channel (5) and the water outlet channel (6) are arranged on the bottom plate (2), a second water inlet (9) and a second water outlet (10) which are respectively matched with the first water inlet (7) and the first water outlet (8) are arranged on the opposite surface of the pump block (3) and the bottom plate (2), a water inlet check valve (11) is arranged in the second water inlet (9), a water outlet check valve (12) is arranged in the second water outlet (10), a plunger cavity (13) is arranged in the pump block (3), the plunger cavity (13) is communicated with the second water inlet (9) and the second water outlet (10), and a limit sleeve (14) is in threaded connection with the inlet of the plunger cavity (13), plunger (15) have been pegged graft in stop collar (14), the cover is equipped with water seal (16) on plunger (15) between stop collar (14) and plunger chamber (13), be connected with eccentric wheel (17) on the output shaft of motor (1), eccentric wheel (17) excircle joint has bearing (18), bearing (18) joint is at the middle part of plunger (15), pump block (3) are fixed on bottom plate (2) through screw (19), bottom plate (2) are fixed on motor (1) through screw (19), dog (4) joint is between bottom plate (2) and motor (1), the joint has plunger stop collar (36) on dog (4), plunger (15) right-hand member sliding connection is in plunger stop collar (36).
2. The single cylinder plunger pump of claim 1, wherein: connecting portions (20) are arranged at two ends of the plunger (15), a bearing bayonet (21) is arranged in the middle of the plunger, a ceramic sleeve (22) is sleeved on the connecting portion (20) at the left end of the plunger (15), and the ceramic sleeve (22) is locked on the connecting portion (20) through a locking nut (23).
3. The single cylinder plunger pump of claim 1, wherein: water seal (16) are including establishing first rubber water seal (24), first metal water seal (25), second rubber water seal (26), second metal water seal (27), third rubber water seal (28) on plunger (15) in proper order from right side to left side, first rubber water seal (24) joint in stop collar (14) left end, second rubber water seal (26) joint in the left end of first metal water seal (25), third rubber water seal (28) joint in the left end of second metal water seal (27).
4. The single cylinder plunger pump of claim 1, wherein: gaskets (29) are respectively arranged in the first water inlet (7) and the first water outlet (8).
5. The single cylinder plunger pump of claim 1, wherein: gaskets (29) are respectively arranged in the second water inlet (9) and the second water outlet (10).
6. The single cylinder plunger pump of claim 1, wherein: and the water inlet check valve (11) and the water outlet check valve (12) are respectively sleeved with a rubber sealing ring (31).
7. The single cylinder plunger pump of claim 1, wherein: the limiting sleeve (14) is sleeved with a rubber sealing ring (31).
8. The single cylinder plunger pump of claim 1, wherein: the left end of the water inlet channel (5) is in threaded connection with a water inlet connector (33), and the right end of the water inlet channel is in threaded connection with a plug (34).
9. The single cylinder plunger pump of claim 1, wherein: the left end of the water outlet channel (6) is in threaded connection with a plug (34), the right end of the water outlet channel is connected with a water outlet joint (35), the water outlet channel (6) is communicated with a pressure regulating valve (32), and the water outlet channel (6) is communicated with a pressure stabilizing tank (38).
10. The single cylinder plunger pump of claim 1, wherein: trapezoidal protrusion (37) are arranged in the plunger limiting sleeve (36), and the trapezoidal protrusion (37) is connected with the right end of the plunger (15) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021846813.XU CN212337556U (en) | 2020-08-31 | 2020-08-31 | Single-cylinder plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021846813.XU CN212337556U (en) | 2020-08-31 | 2020-08-31 | Single-cylinder plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212337556U true CN212337556U (en) | 2021-01-12 |
Family
ID=74070835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021846813.XU Active CN212337556U (en) | 2020-08-31 | 2020-08-31 | Single-cylinder plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212337556U (en) |
-
2020
- 2020-08-31 CN CN202021846813.XU patent/CN212337556U/en active Active
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