CN104806467A - High-pressure water pump - Google Patents
High-pressure water pump Download PDFInfo
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- CN104806467A CN104806467A CN201510164644.9A CN201510164644A CN104806467A CN 104806467 A CN104806467 A CN 104806467A CN 201510164644 A CN201510164644 A CN 201510164644A CN 104806467 A CN104806467 A CN 104806467A
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- ceramic
- hole
- water pump
- pressure water
- suction hole
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Abstract
The invention discloses a high-pressure water pump. The high-pressure water pump comprises a pump head (9), a ceramic piston (6) and a drive mechanism. A pressurized water chamber is formed inside the pump head (9). The pump head (9) is provided with a water suction hole (16), a drainage hole (17) and a compression channel (18). The water suction hole (16), the drainage hole (17) and the compression channel (18) are all communicated with the pressurized water chamber. The ceramic piston (6) is arranged inside the compression channel (18). The drive mechanism is connected with the ceramic piston (6) for driving the ceramic piston (6) to reciprocate along the length direction of the compression channel (18), wherein the diameter of the water suction hole (16) is greater than the diameter of the drainage hole (17), and the water suction hole (16) and the drainage hole (17) are both provided with switching valves. Being long in service life, the internal mechanical structure of the high-pressure water pump is wear-resistant, and anti-corrosion (acid-resistant and alkali-resistant), with the production cost being saved.
Description
Technical field
The present invention relates to a kind of long service life, the high-pressure water pump that can save production cost.
Background technique
High-pressure water pump is conveying liquid or the machinery making fluid pressurization.It sends the mechanical energy of prime mover or other external energies to liquid, and liquid energy is increased, and is mainly used to conveying liquid and comprises water, oil, acid & alkali liquid, emulsified liquid, suspended emulsion and liquid metal etc.Existing high-pressure water pump is fabricated metals, and when water pump inside vacuumizes and extrude the continuous repeatable operation of the process of water, the frictional force between mechanical structure is very large, easily accelerates the wearing and tearing of high-pressure water pump internal structure, shortens its life cycle.In order to ensure the normal work of high-pressure water pump, need often change, not only assembling loaded down with trivial detailsly affects working efficiency, and virtually adds cost of production.
Summary of the invention
The object of this invention is to provide a kind of high-pressure water pump, the resistance to abrasion of this high-pressure water pump internal mechanical structure, corrosion-resistant (acidproof, alkaline-resisting), long service life, saves production cost.
To achieve these goals, the invention provides a kind of high-pressure water pump, this high-pressure water pump comprises pump head, Ceramic piston and driving mechanism, be formed with setting-out chamber in pump head, pump head is provided with suction hole, weep hole with pressure channel and suction hole, weep hole and pressure channel be all connected with setting-out chamber; Ceramic piston is arranged in pressure channel, and driving mechanism is connected with Ceramic piston to drive Ceramic piston reciprocating along the length direction of pressure channel; Wherein, the aperture of suction hole is greater than the aperture of weep hole, and suction hole and weep hole are all supporting is provided with switch valve.
Preferably, pressure channel inwall is provided with the ceramic seal of ring-type, ceramic seal to be sheathed on Ceramic piston and mutually to conflict with ceramic seal and Ceramic piston.
Preferably, switch valve comprises bonnet, ceramic valve core, ceramic valve head and spring, and ceramic valve core is arranged at the end of bonnet; One end of spring is sheathed on ceramic valve core outside, and the other end is connected with ceramic valve head; Pump head is provided with mounting hole, and bonnet can be installed in mounting hole to make ceramic valve head extend to the inner side of suction hole and weep hole and inconsistent with closed suction hole and weep hole with the ceramic valve seat that arranges on inner side.
Preferably, mounting hole is tapped hole, the periphery wall of bonnet is provided with the outside thread matched with the internal thread of tapped hole.
Preferably, ceramic valve head is frustoconic shape structure, and the ceramic valve seat on the inner of suction hole and the inner of weep hole is the frustoconic shape port that can match with the front end of ceramic valve head.
Preferably, driving mechanism comprises pump case, is positioned at the driver element of pump case and link; Pump case is arranged on pump head outer wall and one end of pressure channel and can extends in the compression chamber in pump case; One end of link is connected with Ceramic piston, and the other end is connected with driver element; Driver element can drive Ceramic piston reciprocating along the length direction of pressure channel by link.
Preferably, link comprises forked link and eccentric wheel unit; The straight shaped end of forked link is connected with Ceramic piston, and the forked end of forked link is connected with driver element by eccentric wheel unit.
Preferably, the port that pressure channel is positioned at compression chamber is provided with guide sleeve.
Preferably, driver element is oil hydraulic motor, motor or motor.
According to technique scheme, pump head, Ceramic piston are connected with driving mechanism by the present invention successively, when high-pressure water pump absorbs water, open the switch valve in suction hole, close the switch valve on weep hole, driving mechanism drives Ceramic piston along the length direction of pressure channel away from setting-out chamber, sucks water in the setting-out chamber now in pump head; When high-pressure water pump draining, close the switch valve in suction hole, open the switch valve on weep hole, driving mechanism drives Ceramic piston along the length direction of pressure channel near setting-out chamber, is now extruded away from weep hole by the water absorbed water in pump head.Aperture due to weep hole is less than the aperture of suction hole, identical with the water yield of suction hole by weep hole, is therefore speeded by the water speed of weep hole in the unit time, has larger energy.Use Ceramic piston is the characteristic in order to utilize stupalith hardness strong, wear-resistant, corrosion-resistant (acidproof, alkaline-resisting), and Ceramic piston can be made can not to affect its sealing when repeatedly rubbing with pressure channel due to wearing and tearing and shorten its life cycle.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the sectional drawing according to the high-pressure water pump in the preferred embodiment of the present invention.
Description of reference numerals
1-pump case 3-guide sleeve
4-eccentric wheel unit 5-forked link
6-Ceramic piston 7-ceramic seal
9-pump head 10-bonnet
11-ceramic valve core 12-spring
13-pottery valve head 14-ceramic valve seat
16-suction hole 17-weep hole
18-pressure channel
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the present invention, when not doing contrary explanation, the nouns of locality be included in term such as " inside and outside " only represents the orientation of this term under normal service condition, or being commonly called as those skilled in the art's understanding, and should not be considered as the restriction to this term.
See Fig. 1, the invention provides a kind of high-pressure water pump, this high-pressure water pump comprises pump head 9, Ceramic piston 6 and driving mechanism, be formed with setting-out chamber in pump head 9, pump head 9 is provided with suction hole 16, weep hole 17 with pressure channel 18 and suction hole 16, weep hole 17 be all connected with setting-out chamber with pressure channel 18; Ceramic piston 6 is arranged in pressure channel 18, and driving mechanism is connected with Ceramic piston 6 to drive Ceramic piston 6 reciprocating along the length direction of pressure channel 18; Wherein, the aperture of suction hole 16 is greater than the aperture of weep hole 17, and suction hole 16 is provided with switch valve with weep hole 17 is all supporting.
Pass through technique scheme, pump head 9, Ceramic piston 6 are connected successively with driving mechanism, when high-pressure water pump absorbs water, open the switch valve in suction hole 16, close the switch valve on weep hole 17, driving mechanism drives Ceramic piston 6 along the length direction of pressure channel 18 away from setting-out chamber, sucks water in the setting-out chamber now in pump head 9; When high-pressure water pump draining, close the switch valve in suction hole 16, open the switch valve on weep hole 17, driving mechanism drives Ceramic piston 6 along the length direction of pressure channel 18 near setting-out chamber, is now extruded away from weep hole 17 by the water of interior for pump head 9 water suction.Aperture due to weep hole 17 is less than the aperture of suction hole 16, identical with the water yield of suction hole 16 by weep hole 17, is therefore speeded by the water speed of weep hole 17 in the unit time, has larger energy.Use Ceramic piston 6 is the characteristics in order to utilize stupalith hardness strong, wear-resistant, corrosion-resistant (acidproof, alkaline-resisting), and Ceramic piston 6 can be made can not to affect its sealing when repeatedly rubbing with pressure channel 18 due to wearing and tearing and shorten its life cycle.
In present embodiment, in order to improve the sealability between Ceramic piston 6 and pressure channel 18 further, Ceramic piston 6 is drawn water in water suction and drainage procedure more effective with setting-out, preferably, pressure channel 18 inwall is provided with the ceramic seal 7 of ring-type, ceramic seal 7 to be sheathed on Ceramic piston 6 and mutually to conflict with ceramic seal 7 and Ceramic piston 6.
In the process of above-mentioned water suction and draining, switch valve frequently opens and closes, time one is long also can affect its sealing function to suction hole and weep hole due to wearing and tearing, in order to improve its sealing function, extend life cycle, preferred switch valve comprises bonnet 10, ceramic valve core 11, ceramic valve head 13 and spring 12, and ceramic valve core 11 is arranged at the end of bonnet 10; One end of spring 12 is sheathed on ceramic valve core 11 outside, and the other end is connected with ceramic valve head 13; Pump head 9 is provided with mounting hole, and bonnet 10 can be installed in mounting hole to make ceramic valve head 13 extend to the inner side of suction hole 16 and weep hole 17 and inconsistent with closed suction hole 16 and weep hole 17 with the ceramic valve seat 14 that arranges on inner side.When switch valve carries out closed to suction hole or weep hole, bonnet 10 is extrusion spring 12 downwards, the power pressed down is sent to ceramic valve head 13 along the direction of ceramic valve core 11 by spring 12, tightly conflicts on ceramic valve seat 14, greatly improve the sealing of switch valve by ceramic valve head 13.
In addition, for the ease of regulating valve bonnet 10 and prevent the larger rebounding force of spring 12 from being backed down by bonnet 10, bonnet 10 tightly should be fixed, preferred mounting hole is tapped hole, the periphery wall of bonnet 10 is provided with the outside thread matched with the internal thread of tapped hole.Like this, whole switch valve just can be made to move downward closed suction hole 16 or weep hole 17 by rotating bonnet 10.
In order to improve the sealing of contacting point between above-mentioned ceramic valve head 13 and ceramic valve seat 14, and the frictional force reduced therebetween, avoid exceedingly wearing and tearing, preferably, pottery valve head 13 is frustoconic shape structure, and the ceramic valve seat 14 on the inner of suction hole 16 and the inner of weep hole 17 is the frustoconic shape port that can match with the front end of ceramic valve head 13.
In present embodiment, driving mechanism moves for driving Ceramic piston 6, in order to can provide mechanical energy constantly and facilitate Ceramic piston 6 pressurized air to obtain larger Driving force, preferred drive mechanism comprises pump case 1, is positioned at driver element and the link of pump case 1; Pump case 1 is arranged on pump head 9 outer wall and one end of pressure channel 18 can extend in the compression chamber in pump case 1; One end of link is connected with Ceramic piston 6, and the other end is connected with driver element; Driver element can drive Ceramic piston 6 reciprocating along the length direction of pressure channel 18 by link.Adopt such Placement, make the connection between pump case 1 and pump head 9 more firm, the to-and-fro motion of Ceramic piston 6 in pressure channel 18 is more stable, and water obtains larger energy after overcompression.
Rotate the position regulating Ceramic piston 6 for the ease of link, preferred link comprises forked link 5 and eccentric wheel unit 4; The straight shaped end of forked link 5 is connected with Ceramic piston 6, and the forked end of forked link 5 is connected with driver element by eccentric wheel unit 4.
In addition, if Ceramic piston 6 comes off in pressure channel 18 towards driver element movement travel is excessively easy in pressure channel 18, cause the mechanical structure of driving mechanism loose, subsequent operation cannot be continued, impact to voltage water pump operates normally, in order to avoid the generation of this situation, the port that preferred compressed passage 18 is positioned at compression chamber is provided with guide sleeve 3.
In present embodiment, driver element can be any one driving device structure common in related domain, but considers from the angle being convenient to keep in repair and save production cost, and preferred driver element is oil hydraulic motor, motor or motor.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned mode of execution; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technological scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristics described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible compound mode.
In addition, also can carry out combination in any between various different mode of execution of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (9)
1. a high-pressure water pump, it is characterized in that, described high-pressure water pump comprises pump head (9), Ceramic piston (6) and driving mechanism, described pump head is formed with setting-out chamber in (9), described pump head (9) is provided with suction hole (16), weep hole (17) with pressure channel (18) and described suction hole (16), weep hole (17) be all connected with described setting-out chamber with pressure channel (18); Described Ceramic piston (6) is arranged in described pressure channel (18), and described driving mechanism is connected with described Ceramic piston (6) to drive described Ceramic piston (6) reciprocating along the length direction of described pressure channel (18);
Wherein, the aperture of described suction hole (16) is greater than the aperture of described weep hole (17), and described suction hole (16) is provided with switch valve with weep hole (17) is all supporting.
2. high-pressure water pump according to claim 1, it is characterized in that, described pressure channel (18) inwall is provided with the ceramic seal (7) of ring-type, described ceramic seal (7) is sheathed on described Ceramic piston (6) and goes up and mutually conflict with described ceramic seal (7) and described Ceramic piston (6).
3. high-pressure water pump according to claim 1 and 2, it is characterized in that, described switch valve comprises bonnet (10), ceramic valve core (11), ceramic valve head (13) and spring (12), and described ceramic valve core (11) is arranged at the end of described bonnet (10); One end of described spring (12) is sheathed on described ceramic valve core (11) outside, and the other end is connected with described ceramic valve head (13); (9) are provided with mounting hole to described pump head, and described bonnet (10) can be installed in described mounting hole to make described ceramic valve head (13) extend to the inner side of described suction hole (16) and weep hole (17) and inconsistent with closed described suction hole (16) and weep hole (17) with the ceramic valve seat (14) that arranges on described inner side.
4. high-pressure water pump according to claim 3, is characterized in that, described mounting hole is tapped hole, the periphery wall of described bonnet (10) is provided with the outside thread matched with the internal thread of described tapped hole.
5. high-pressure water pump according to claim 3, it is characterized in that, described ceramic valve head (13) is frustoconic shape structure, and the ceramic valve seat (14) on the inner of described suction hole (16) and the inner of weep hole (17) is the frustoconic shape port that can match with the front end of described ceramic valve head (13).
6. high-pressure water pump according to claim 1, is characterized in that, described driving mechanism comprises pump case (1), is positioned at driver element and the link of described pump case (1); Described pump case (1) is arranged on described pump head (9) outer wall and one end of described pressure channel (18) and can extends in the compression chamber in described pump case (1); One end of described link is connected with described Ceramic piston (6), and the other end is connected with described driver element; Described driver element can drive described Ceramic piston (6) reciprocating along the length direction of described pressure channel (18) by described link.
7. high-pressure water pump according to claim 6, is characterized in that, described link comprises forked link (5) and eccentric wheel unit (4); The straight shaped end of described forked link (5) is connected with described Ceramic piston (6), and the forked end of described forked link (5) is connected with described driver element by described eccentric wheel unit (4).
8. the high-pressure water pump according to claim 6 or 7, is characterized in that, the port that described pressure channel (18) is positioned at described compression chamber is provided with guide sleeve (3).
9. the high-pressure water pump according to claim 6 or 7, is characterized in that, described driver element is oil hydraulic motor, motor or motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510164644.9A CN104806467A (en) | 2015-04-08 | 2015-04-08 | High-pressure water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510164644.9A CN104806467A (en) | 2015-04-08 | 2015-04-08 | High-pressure water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104806467A true CN104806467A (en) | 2015-07-29 |
Family
ID=53691595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510164644.9A Pending CN104806467A (en) | 2015-04-08 | 2015-04-08 | High-pressure water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104806467A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185607A (en) * | 2018-02-23 | 2019-08-30 | 科美特股份公司 | Piston pump |
-
2015
- 2015-04-08 CN CN201510164644.9A patent/CN104806467A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185607A (en) * | 2018-02-23 | 2019-08-30 | 科美特股份公司 | Piston pump |
| CN110185607B (en) * | 2018-02-23 | 2021-10-08 | 科美特股份公司 | Piston pump |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150729 |