CN103899530B - A kind of pressure liquid pump - Google Patents
A kind of pressure liquid pump Download PDFInfo
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- CN103899530B CN103899530B CN201410084148.8A CN201410084148A CN103899530B CN 103899530 B CN103899530 B CN 103899530B CN 201410084148 A CN201410084148 A CN 201410084148A CN 103899530 B CN103899530 B CN 103899530B
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- capsule
- water
- way valve
- mesochite
- cushion rubber
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Abstract
The invention provides a kind of pressure liquid pump, it comprises upper cover, mesochite, lower cover, Capsule, the first cushion rubber, screw, the second cushion rubber, water outlet one-way valve seat, water feeding one-way valve seat and bearing chamber; The inside groove lateral margin of upper and lower cover and the lateral margin of the mesochite lateral extrusion to the first cushion rubber and Capsule carries out the sealing of upper and lower cover; Water-in and water-out one-way valve seat and the mesochite lateral extrusion to the second cushion rubber and Capsule carries out the sealing of water-in and water-out one-way valve; The connection of bearing chamber and Capsule is by the endoporus of encapsulate to the glue core loading bearing chamber of Capsule.The present invention, after improvement sealing configuration, high pressure resistantly can bear about 150psi, compares existing market product and can only bear low-pressure about 40psi and have outstanding effect.The usage requirement of user under industry hyperbaric environment can be met.
Description
Technical field
The present invention relates to a kind of pressure liquid pump, particularly relate to mini pressure liquid pump.
Background technique
The present invention improves on the basis of existing market product, following 3 points of existing market product defect main manifestations:
As shown in Figure 1, the sealing of existing market product lid mainly relies on the seal ring 2 of lid 1, Capsule 3, gasket type.By the coupling mechanism force on screw 5 in the drawings vertical direction, realize the extruding up and down of lid 1 and mesochite 4 pairs of seal rings 2 and Capsule 3, ensure that it seals.But in the application process of reality, when screw 5 loosens, lid 1 and mesochite 4 are out of shape and when namely variation of ambient temperature expands with heat and contract with cold, easily cause seal failure, thus leak.
As shown in Figure 2, the sealing of existing market product one-way valve position is also rely on Capsule 3, one-way valve seat 6, lid 1 and mesochite 4.By the coupling mechanism force of screw 5, coupling mechanism force is conducted to lid 1, and the pressure conduction of lid 1 is to one-way valve seat 6, thus one-way valve seat 6, mesochite about 4 extruding Capsule 3, realize the sealing of one-way valve 6 position.But in the application process of reality, because Capsule material rebound elasticity is poor, the easy leakage that caused the time to be grown; When screw 5 is loosening, lid 1 is out of shape, water inlet and outlet one-way valve seat 6 is out of shape, and upper and lower crush seal can be caused to lose efficacy, thus leaks.
As shown in Figure 3, the assembling of existing market product Capsule 3 and bearing chamber 7 utilizes bearing chamber 7 pillar 701 to be encased in the hole of Capsule 3.In the application process of reality, find that this is designed with defect: 1. Capsule 3 material rebound elasticity is poor, after service time is longer, hole declines to the package power of pillar, and water can be revealed from the gap in pillar and Capsule hole.2. mould cannot be avoided paring line to appear on the pillar of bearing chamber, have paring line after formed product, water can be revealed from the paring line of pillar.3., because this position is in wiper seal chamber, water during high pressure, can be caused to reveal between pillar and Capsule hole.
The pressure environment that above three defects cause existing market product to use is about 40psi, cannot meet high pressure demand.Use under the environment of high pressure (about 150psi) and there will be leakage phenomenon.
Summary of the invention
In order to solve problem in prior art, the invention provides a kind of pressure liquid pump, it comprises upper cover, mesochite, lower cover, Capsule, the first cushion rubber, screw, the second cushion rubber, water outlet one-way valve seat, water feeding one-way valve seat and bearing chamber;
The inside groove lateral margin of upper and lower cover and the lateral margin of the mesochite lateral extrusion to the first cushion rubber and Capsule carries out the sealing of upper and lower cover;
Water-in and water-out one-way valve seat and the mesochite lateral extrusion to the second cushion rubber and Capsule carries out the sealing of water-in and water-out one-way valve;
The connection of bearing chamber and Capsule is by the endoporus of encapsulate to the glue core loading bearing chamber of Capsule.
As a further improvement on the present invention, described first cushion rubber is O-ring seals.
As a further improvement on the present invention, also comprise motor sub-assembly, motor sub-assembly comprises motor and motor shell, and motor loads in motor shell, and the last and mesochite motor sub-assembly screw locking of motor sub-assembly is fixed, and is linked to be entirety.
As a further improvement on the present invention, also comprise and chew into larynx, go out larynx and chew, enter larynx and chew and go out larynx and chew and be connected with mesochite respectively, clip fixedly enters larynx and chews and go out the larynx that larynx chews and chew.
As a further improvement on the present invention, also comprise support feet, support feet is arranged on down and covers.
The invention has the beneficial effects as follows:
The present invention overcomes the following defect of existing market product:
(1) the design uses the inside groove lateral margin of upper and lower covers and the lateral extrusion of the lateral margin of mesochite to cushion rubber and Capsule to seal the crush seal up and down that instead of existing market product.This time design have employed the O-ring seals of standard, changes the direction of extrusion.Solve and work as loosened screw, material expand with heat and contract with cold distortion time occur seal failure.
(2) the design uses one-way valve seat and the lateral extrusion of mesochite to cushion rubber and Capsule to seal the crush seal up and down that instead of existing market product.This time design adds seal ring, changes the direction of extrusion.Solve the reason of Capsule rebound elasticity difference, the problem of the easy leakage that caused the time to be grown and work as loosened screw, lid is out of shape, the problem that the caused crush seal up and down of water inlet and outlet one-way valve seat distortion was lost efficacy.
(3) bearing chamber of the present invention is connected with Capsule is by the glue core loading bearing chamber endoporus of encapsulate to Capsule, instead of existing market product bearing chamber pillar and embeds in the endoporus of Capsule.This time design alteration Capsule, the structure of bearing chamber.Solve 1. Capsule material rebound elasticitys poor, after service time is longer, hole declines to the package power of pillar, the problem that water can be revealed from pillar and Capsule interporal lacuna.2. mould cannot be avoided paring line to appear on the pillar of bearing chamber, have paring line after formed product, the problem that water can be revealed from the paring line of pillar.3., because this position is in wiper seal chamber, water when pressure is excessive, can be caused from the problem revealed between pillar and Capsule hole.
The present invention, after improvement sealing configuration, high pressure resistantly can bear about 150psi, compares existing market product and can only bear low-pressure about 40psi and have outstanding effect.The usage requirement of user under industry hyperbaric environment can be met.
Accompanying drawing explanation
Fig. 1 is the explanation schematic diagram of prior art problem 1;
Fig. 2 is the explanation schematic diagram of prior art problem 2;
Fig. 3 is the explanation schematic diagram of prior art problem 3;
Fig. 4 is pump External view of the present invention;
Fig. 5 is present system schematic diagram;
Fig. 6 is the upper and lower covers sealing position cut away view of pump of the present invention;
Fig. 7 is the water inlet and outlet one-way valve sealing position cut away view of pump of the present invention;
Fig. 8 is the bearing chamber of pump of the present invention and the assembling cut away view of Capsule.
In figure, each component names is as follows:
In Fig. 1 to Fig. 3: lid 1, seal ring 2, Capsule 3, mesochite 4, screw 5, one-way valve seat 6, bearing chamber 7, pillar 701.
In Fig. 4 to Fig. 8: motor 11, motor shell 12, lower cover 13, mesochite 14, upper cover 15, enter larynx and chew 16, go out larynx and chew 17, support feet 18, screw 19, motor sub-assembly screw 20, clip 21, quadrate support feet 22, Capsule 110, glue core 1101, first cushion rubber 111, second cushion rubber 112, water outlet one-way valve seat 113, water feeding one-way valve seat 114, bearing chamber 115.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
The present invention is a kind of high-pressure diaphragm pump, the circular movement of motor, the barrier film of pump inside is driven to do reciprocatory motion by the eccentric motion of mechanical device, thus the air in the pump chamber of fixed volume is compressed to (form malleation at relief opening during compression, bleeding point is closed), stretches (forming negative pressure at bleeding point during stretching, exhaust close), pressure difference is produced at pump bleeding point place and external atmosphere pressure, under the effect of pressure difference, gas pressure (suction) is entered pump chamber, then discharges from relief opening.The present invention is the barrier film Capsule and the horizontal seal technology that adopt encapsulation techniques to make ingenious button bit.Pump can be made when the present invention works under the state keeping stable high pressure inlet capacity to realize reliable operation.This pump is applicable to carry all kinds of wine, beverage, milk, soy sauce, vinegar, plant wet goods transported medium temperature more than 80 DEG C, and can must not support the use with filter.The pump housing and motor unify, and adopt mechanical seal device, and have that structure is simple, beautiful shape, volume are light and handy, corrosion-resistant, easy to operate, without the need to installation foundation, be convenient to portable.Can need according to difference adjustment outer pipe being made multi-direction random angle during installation.Import and export are divided into Quick hoop formula, internal and external threads formula, flange-type and spigot joint formula.This pump global design meets GMP code requirement, energy-efficient, is the product meeting environmental protection.
The object of this invention is to provide a kind of high-pressure diaphragm pump, vacuum environment when stablizing diaphragm pump inhalant liquid hydraulic fluid and in time supply exudate hydraulic fluid time pressure demand, improve and improve pump high-voltage performance and anti-cavitation performance.For achieving the above object, the technical solution used in the present invention is: high-pressure diaphragm pump, membrane technique is adopted to make barrier film Capsule and lateral extrusion sealing technique, Capsule plunger is positioned at lid cavity, Capsule plunger both sides and lid form seal chamber, be provided with pressure fluid liquid feed valve and liquid valve, barrier film and fixed bearing thereof are set therebetween.
As Fig. 4, the present invention includes motor sub-assembly (in figure 11,12), pump head component part (in figure 13,14,15), turnover larynx chew (in figure 16,17), support feet 18 and screw 19.
If Fig. 5 is system schematic:
When after pump access power supply, motor starts to start work, drives pump head, realizes the change of the cavity volume in mesochite and upper and lower covers, one-way valve opens or closedown, realize inflow and the discharge of liquid.Meet the demand of user.
The present invention improves on the basis of existing market product, and concrete improvement is as follows:
(1) sealing of lid
As Fig. 6, the up/down lid sealing position of pump of the present invention, comprises up/down lid, mesochite 14, Capsule 110, the first circular cushion rubber 111 and screw 19.The design uses the inside groove lateral margin of upper and lower covers and the lateral extrusion of the lateral margin of mesochite to the first cushion rubber and Capsule to seal.The design uses the inside groove lateral margin of upper and lower covers and the lateral extrusion of the lateral margin of mesochite to the first cushion rubber and Capsule to seal the crush seal up and down that instead of existing market product.This time design have employed the O-ring seals of standard, changes the direction of extrusion.Solve and work as loosened screw, material expand with heat and contract with cold distortion time occur seal failure.
(2) water inlet and outlet one-way valve sealing
As Fig. 7, the sealing position at pump water inlet one-way valve place of the present invention, comprises up/down lid, mesochite 14, Capsule 110, second cushion rubber 112 and water feeding one-way valve seat 114.
The sealing position going out water one-way valve place of pump of the present invention, comprises up/down lid, mesochite 14, Capsule 110, second cushion rubber 112 and water outlet one-way valve seat 113.
The present invention is mesochite 14, and water-in and water-out one-way valve seat is to the lateral extrusion of the second cushion rubber 112 and Capsule 110.
The design uses one-way valve seat and the lateral extrusion of mesochite to cushion rubber and Capsule to seal the crush seal up and down that instead of existing market product.This time design adds seal ring, changes the direction of extrusion.Solve the reason of Capsule rebound elasticity difference, the problem of the easy leakage that caused the time to be grown and work as loosened screw, up/down lid is out of shape, the problem that the caused crush seal up and down of water inlet and outlet one-way valve seat distortion was lost efficacy.
(3) sealing of bearing chamber and Capsule
As Fig. 8, the present invention is the bearing chamber 115 of pump and the assembling of Capsule 110, is loaded in the endoporus of bearing chamber 115 by the glue core 1101 of Capsule 110.
It is by the glue core loading bearing chamber endoporus of encapsulate to Capsule that bearing chamber of the present invention is connected with Capsule, instead of existing market product bearing chamber pillar and embeds in the endoporus of Capsule.This time design alteration Capsule, the structure of bearing chamber.Solve 1. Capsule material rebound elasticitys poor, after service time is longer, hole declines to the package power of pillar, the problem that water can be revealed from pillar and Capsule interporal lacuna.2. mould cannot be avoided paring line to appear on the pillar of bearing chamber, have paring line after formed product, the problem that water can be revealed from the paring line of pillar.3., because this position is in wiper seal chamber, water during high pressure, can be caused from the problem revealed between pillar and Capsule hole.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (5)
1. a pressure liquid pump, is characterized in that: it comprises upper cover (15), mesochite (14), lower cover (13), Capsule (110), the first cushion rubber (111), screw (19), the second cushion rubber (112), water outlet one-way valve seat (113), water feeding one-way valve seat (114) and bearing chamber (115);
The lateral margin of the inside groove lateral margin of upper and lower cover and mesochite (14) lateral extrusion to the first cushion rubber (111) and Capsule (110) carries out the sealing of upper and lower cover;
Water-in and water-out one-way valve seat and mesochite (14) lateral extrusion to the second cushion rubber (112) and Capsule (110) carries out the sealing of water-in and water-out one-way valve;
The connection of bearing chamber (115) and Capsule (110) is by the endoporus of encapsulate to the glue core (1101) loading bearing chamber (115) of Capsule (110).
2. a kind of pressure liquid pump according to claim 1, is characterized in that: described first cushion rubber (111) is O-ring seals.
3. a kind of pressure liquid pump according to claim 1, it is characterized in that: also comprise motor sub-assembly, motor sub-assembly comprises motor (11) and motor shell (12), motor (11) loads in motor shell (12), last and mesochite (14) the motor sub-assembly screw (20) of motor sub-assembly is locked, and is linked to be entirety.
4. a kind of pressure liquid pump according to claim 1, is characterized in that: also comprise and chew (16) into larynx, go out larynx and chew (17), enters larynx and chews and go out larynx and chew and be connected with mesochite (14) respectively, and clip (21) fixedly enters larynx and chews and go out the larynx that larynx chews and chew.
5. a kind of pressure liquid pump according to claim 1, is characterized in that: also comprise and support feet (18), supports feet (18) and is arranged on lower cover (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410084148.8A CN103899530B (en) | 2014-03-07 | 2014-03-07 | A kind of pressure liquid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410084148.8A CN103899530B (en) | 2014-03-07 | 2014-03-07 | A kind of pressure liquid pump |
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| Publication Number | Publication Date |
|---|---|
| CN103899530A CN103899530A (en) | 2014-07-02 |
| CN103899530B true CN103899530B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410084148.8A Active CN103899530B (en) | 2014-03-07 | 2014-03-07 | A kind of pressure liquid pump |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4313370A1 (en) * | 1992-04-23 | 1993-10-28 | Matsushita Electric Works Ltd | Miniature membrane pump - has motor whose shaft has eccentric peg driving oscillating piston, bearing against rigid section of membrane |
| CN2427657Y (en) * | 2000-02-04 | 2001-04-25 | 丛建敏 | Sealing arrangement for high temp. oil pump |
| JP2005076532A (en) * | 2003-08-29 | 2005-03-24 | Mitsumi Electric Co Ltd | Diaphragm pump device |
| CN200958147Y (en) * | 2006-10-17 | 2007-10-10 | 沈阳华岳机械有限责任公司 | Centrifugal spinning spindle |
| CN201006491Y (en) * | 2006-12-05 | 2008-01-16 | 上海安亭科学仪器厂 | Structure of over-speed refrigerated centrifuge |
| CN201162657Y (en) * | 2008-02-01 | 2008-12-10 | 安婷 | Diaphragm pump |
| CN203730289U (en) * | 2014-03-07 | 2014-07-23 | 金进科技（深圳）有限公司 | High-pressure liquid pump |
-
2014
- 2014-03-07 CN CN201410084148.8A patent/CN103899530B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4313370A1 (en) * | 1992-04-23 | 1993-10-28 | Matsushita Electric Works Ltd | Miniature membrane pump - has motor whose shaft has eccentric peg driving oscillating piston, bearing against rigid section of membrane |
| CN2427657Y (en) * | 2000-02-04 | 2001-04-25 | 丛建敏 | Sealing arrangement for high temp. oil pump |
| JP2005076532A (en) * | 2003-08-29 | 2005-03-24 | Mitsumi Electric Co Ltd | Diaphragm pump device |
| CN200958147Y (en) * | 2006-10-17 | 2007-10-10 | 沈阳华岳机械有限责任公司 | Centrifugal spinning spindle |
| CN201006491Y (en) * | 2006-12-05 | 2008-01-16 | 上海安亭科学仪器厂 | Structure of over-speed refrigerated centrifuge |
| CN201162657Y (en) * | 2008-02-01 | 2008-12-10 | 安婷 | Diaphragm pump |
| CN203730289U (en) * | 2014-03-07 | 2014-07-23 | 金进科技（深圳）有限公司 | High-pressure liquid pump |
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| Publication number | Publication date |
|---|---|
| CN103899530A (en) | 2014-07-02 |
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