CN109404266A - A kind of diaphragm pump of Quick air-discharge - Google Patents
A kind of diaphragm pump of Quick air-discharge Download PDFInfo
- Publication number
- CN109404266A CN109404266A CN201811335107.6A CN201811335107A CN109404266A CN 109404266 A CN109404266 A CN 109404266A CN 201811335107 A CN201811335107 A CN 201811335107A CN 109404266 A CN109404266 A CN 109404266A
- Authority
- CN
- China
- Prior art keywords
- valve seat
- gas
- buffing pad
- piston
- diaphragm pump
- 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.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims description 14
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000002262 irrigation Effects 0.000 abstract 1
- 238000003973 irrigation Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 48
- 238000000034 method Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000033083 heart process Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
- F04B45/04—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
- F04B45/043—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms two or more plate-like pumping flexible members in parallel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
- F04B45/04—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
- F04B45/047—Pumps having electric drive
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1066—Valve plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/121—Casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/123—Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
- F04B45/04—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
- F04B45/045—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms with in- or outlet valve arranged in the plate-like pumping flexible members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/1072—Valves; Arrangement of valves the valve being an elastic body, the length thereof changing in the opening direction
Abstract
The invention discloses a kind of diaphragm pumps of Quick air-discharge, belong to diaphragm pump technical field, its drip irrigation device includes upper cover body, valve seat and valve block, gas outlet is provided in the upper cover body, pressure relief opening and connection gas outlet and pressure relief opening are connected to chamber, the valve block is arranged between the valve seat and the upper cover body, it is formed when the upper cover body is closed with the valve seat lid and is connected to chamber, pressure release air bag is provided on the valve block, the inlet channel for being connected to the pressure release air bag and the bleed passage for gas in the pressure release air bag to be discharged are provided on the valve seat, the lower end of the valve seat is provided with buffing pad, dashpot is provided on the buffing pad, the lower surface of valve seat and dashpot form cushion space when the buffing pad and the valve seat lid close, the supply being provided on the valve seat for being connected to cushion space and inlet channel is logical Road, the present invention can be avoided the air-flow in pressure release air bag and generate fluctuation, improve the stability of supply air-flow.
Description
Technical field
The invention belongs to diaphragm pump technical fields, and more specifically it is related to a kind of diaphragm pump of Quick air-discharge.
Background technique
Diaphragm pump is commonly used in providing compressed air to pressurization target (such as sphygmomanometer).Diaphragm pump is by making elastic material
Air is transmitted to the pump of pressurization target by the deformation of membrane portions made of expecting.
Currently, the Chinese patent that notification number is CN1288344C discloses a kind of diaphragm pump, which includes forming pump chamber
At least one diaphragm portion, the driving portion for being set to the diaphragm portion, the inlet valve and dump valve that are communicated with the pump chamber, pass through
The driving portion is moved up and down, pump is played the role of, it is characterised in that: at least one diaphragm portion is linked as using flat panel like portion
The diaphragm main body of one;It is set to the inlet valve corresponding with each diaphragm portion of the flat panel like portion of the diaphragm main body;And
Configure a flat dump valve in the intimate center of the diaphragm portion.
It is similar to a kind of above-mentioned diaphragm pump in the prior art, is the up and down motion by piston, makes the volume of pump chamber
It changes, realizes the supply of air-flow.But since the movement of piston is intermittent, if the air-flow that piston motion is generated
The space that is unstable, thus could be improved of the air-flow of supply is directly be easy to cause to externally supplying by outlet.
Summary of the invention
It is excellent in view of the deficiencies of the prior art, the present invention intends to provide a kind of diaphragm pump of Quick air-discharge
Point is to can be improved the stability of supply air-flow.
To achieve the above object, the present invention provides the following technical scheme that a kind of diaphragm pump of Quick air-discharge, including upper cover
Body, valve seat and valve block, gas outlet, pressure relief opening and connection gas outlet and pressure relief opening are provided in the upper cover body is connected to chamber,
The valve block is arranged between the valve seat and the upper cover body, is formed when the upper cover body is closed with the valve seat lid and is connected to chamber,
It is provided with the pressure release air bag for being used to open or closing the pressure relief opening on the valve block, is provided on the valve seat for being connected to
The inlet channel of pressure release air bag and the bleed passage for gas in the pressure release air bag to be discharged are stated, the lower end of the valve seat is set
It is equipped with buffing pad, dashpot, the following table of the buffing pad and the valve seat lid valve seat when closing are provided on the buffing pad
Face and the dashpot form cushion space, and the confession for being connected to the cushion space and inlet channel is provided on the valve seat
Answer channel.
By using above-mentioned technical proposal, at work, cushion space is introduced by the gas that piston motion generates, then according to
It is secondary to be entered in pressure release air bag through service duct and inlet channel, so that pressure release air bag is gradually heaved and blocks pressure relief opening, really
It protects to enter and is connected to intracavitary gas only from gas outlet releasing.When stopping inflation, the gas in pressure release air bag is gradually logical from losing heart
Road discharge, pressure relief opening are gradually opened, so that draining into the external world by pressure relief opening from the gas that gas outlet releases at the beginning, that is, complete to lose heart
Process.
To sum up, before gas enters pressure release air bag, gas collection to cushion space can be avoided in pressure release air bag
Air-flow generates fluctuation in pressure process, and then improves the stability to the air-flow externally supplied.
The present invention is further arranged to: further including for the piston apparatus to service duct conveying gas, the work
Plug device include the piston seat that the buffing pad lower end is set, the diaphragm portion between the piston seat and buffing pad and
It drives the diaphragm portion to generate inclined driving assembly, is provided with gas access on the piston seat, is arranged on the diaphragm portion
There is the single admission being connected to the gas access and positioned at the single admission two sides and the piston airbag of formation pump chamber.
By using above-mentioned technical proposal, at work, gas enters in pump chamber through gas access, single admission, leads to
Component of overdriving makes diaphragm portion generate inclination, so that the piston airbag of inclination one end is squeezed, it is empty to force a gas into buffering
Between, inflation can be completed.
The present invention is further arranged to: the driving component includes the substrate being sequentially connected with the piston airbag, passes through
The rotating wheel that connecting rod is connect with the substrate bias and the motor for driving the rotating wheel rotation.
By using above-mentioned technical proposal, after electric motor starting, rotating wheel drives the reciprocal fortune of connecting rod generation vertical direction
It is dynamic, so that substrate and piston airbag generate inclination, to play the role of pump.
The present invention is further arranged to: being provided with locking hole on the substrate, is extended with and is connected in the piston airbag
Tight lock part in the locking hole.
By using above-mentioned technical proposal, tight lock part is connected in locking hole, substrate and piston airbag can be realized
Transmission connection, achievees the purpose that Fast Installation.
The present invention is further arranged to: the bottom of the dashpot is provided with the collection channel being connected to the pump chamber and prevents
Only enter the check valve sheet of the gas reverse flow in the collection channel.
By using above-mentioned technical proposal, in gas replenishment process, indoor gas is pumped by collection channel and enters cushion space,
And the gas backstreaming in cushion space can be effectively prevent by check valve sheet.
The present invention is further arranged to: the bottom of the dashpot is provided with the recessed portion being recessed inwardly, the check valve
On piece is extended with the protruding portion mutually chimeric with the recessed portion.
It can be effective by the protruding portion of check valve sheet in the recessed portion of buffing pad by using above-mentioned technical proposal
Check valve sheet is avoided to be detached from dashpot, the stability after improving check valve sheet installation.
The present invention is further arranged to: the both sides of the edge of the buffing pad are provided with the positioning extended towards the valve seat direction
Block is provided with the locating slot mutually chimeric with the locating piece on the valve seat.
By using above-mentioned technical proposal, under the mating reaction of locating piece and locating slot, can make buffing pad quickly with
Valve seat alignment is conducive to improve installation effectiveness.
The present invention is further arranged to: guide surface of the low side inclination towards dashpot is provided on the inside of the locating piece.
By using above-mentioned technical proposal, the design of guide surface can reduce the area of locating piece end, so that locating piece
More easily enter locating slot.
In conclusion the invention has the following advantages that
1, before gas enters pressure release air bag, by gas collection to cushion space, the air-flow that can be avoided in pressure release air bag exists
Fluctuation is generated in pressure process, and then improves the stability to the air-flow externally supplied;
2, by the setting of check valve sheet, the gas backstreaming that can be effectively prevent in cushion space.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the present embodiment;
Fig. 2 is the configuration schematic diagram of the present embodiment.
Description of symbols: 1, upper cover body;2, valve seat;3, valve block;4, gas outlet;5, pressure relief opening;6, it is connected to chamber;7, pressure release
Air bag;8, inlet channel;9, bleed passage;10, buffing pad;11, dashpot;12, cushion space;13, service duct;14, living
Plug device;15, locating piece;16, locating slot;17, guide surface;18, piston seat;19, diaphragm portion;20, driving assembly;21, gas
Entrance;22, single admission;23, pump chamber;24, piston airbag;25, collection channel;26, check valve sheet;27, recessed portion;28, it dashes forward
Portion out;29, substrate;30, connecting rod;31, rotating wheel;32, motor;33, pedestal;34, locking hole;35, tight lock part.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
A kind of diaphragm pump of Quick air-discharge is set in upper cover body 1 as shown in Figure 1, 2, including upper cover body 1, valve seat 2 and valve block 3
Be equipped with gas outlet 4, pressure relief opening 5 and connection gas outlet 4 and pressure relief opening 5 is connected to chamber 6, and valve block 3 is located at valve seat 2 and upper cover body 1
Between, upper cover body 1, which is covered to be formed when closing with valve seat 2, is connected to chamber 6, and the pressure release for being used to open or closing pressure relief opening 5 is provided on valve block 3
Air bag 7 is provided with the inlet channel 8 for being connected to pressure release air bag 7 on valve seat 2 and for gas in pressure release air bag 7 to be discharged
Bleed passage 9.
As shown in Figure 1, 2, the lower end of valve seat 2 is equipped with buffing pad 10, and dashpot 11, buffing pad are provided on buffing pad 10
10 form cushion space 12 with the lower surface of valve seat 2 when the lid conjunction of valve seat 2 and dashpot 11, are provided on valve seat 2 slow for being connected to
The service duct 13 in space 12 Yu inlet channel 8 is rushed, the lower end of buffing pad 10 is provided with for conveying gas to service duct 13
Piston apparatus 14.Therefore, at work, the gas that piston apparatus 14 generates can be introduced into cushion space 12, mitigation of gases
Into the speed of inlet channel 8, the air-flow in pressure release air bag 7 is avoided to generate fluctuation in pressure process.
Further, the both sides of the edge of buffing pad 10 are provided with the locating piece 15 extended towards 2 direction of valve seat, set on valve seat 2
It is equipped with the locating slot 16 mutually chimeric with locating piece 15, by the cooperation of locating piece 15 and locating slot 16, buffing pad 10 can be made fast
Speed is aligned with valve seat 2, is conducive to improve installation effectiveness.In addition, in order to make locating piece 15 be easier to enter locating slot 16, this implementation
The inside of locating piece 15 is provided with guide surface 17 of the low side inclination towards dashpot 11 in example.
As shown in Figure 1, 2, piston apparatus 14 include be arranged in 10 lower end of buffing pad piston seat 18, be located at piston seat 18 with
Diaphragm portion 19 between buffing pad 10 and diaphragm portion 19 is driven to generate inclined driving assembly 20, is provided with gas on piston seat 18
Body entrance 21 is provided with the single admission 22 being connected to gas access 21 on diaphragm portion 19 and is located at 22 two sides of single admission and shape
At the piston airbag 24 of pump chamber 23.At work, gas enters in pump chamber 23 through gas access 21, single admission 22, passes through
Driving assembly 20 makes diaphragm portion 19 generate inclination, so that the piston airbag 24 of inclination one end is squeezed, forces a gas into slow
Space 12 is rushed, inflation can be completed.
Further, as shown in Figure 1, 2, the bottom of dashpot 11 is provided with the collection channel 25 being connected to pump chamber 23 and prevents
The check valve sheet 26 for only entering the gas reverse flow in collection channel 25 can effectively prevent buffering empty by check valve sheet 26
Between gas backstreaming in 12.In addition, the bottom of dashpot 11 is provided with the recessed portion 27 being recessed inwardly, extend in check valve sheet 26
There is the protruding portion 28 mutually chimeric with recessed portion 27, by the recessed portion 27 that the protruding portion 28 of check valve sheet 26 is embedded in buffing pad 10
It is interior, it can effectively avoid check valve sheet 26 from being detached from dashpot 11, improve the stability after check valve sheet 26 is installed.
As shown in Figure 1, 2, driving assembly 20 include with piston airbag 24 be sequentially connected substrate 29, by connecting rod 30 with
The eccentric rotating wheel 31 connected of substrate 29 and the motor 32 for driving rotating wheel 31 to rotate, the lower end of piston seat 18 is equipped with
Pedestal 33, motor 32 are mounted on pedestal 33, and the output shaft of motor 32 passes through pedestal 33 and rotating wheel 31 is fixed.Therefore, in electricity
After machine 32 starts, rotating wheel 31 drives the reciprocating motion of connecting rod generation vertical direction, so that substrate 29 and piston airbag 24 produce
Raw inclination, to play the role of pump.
Specifically, it as shown in Fig. 2, being provided with locking hole 34 on substrate 29, is extended in piston airbag 24 and is connected to locking
Tight lock part 35 in hole 34, by the way that tight lock part 35 to be connected in locking hole 34, it can be achieved that the biography of substrate 29 and piston airbag 24
Dynamic connection, achievees the purpose that Fast Installation.
It the course of work of the invention and has the beneficial effect that: at work, by starting motor 32, producing piston airbag 24
Raw inclination, reduces the volume of pump chamber 23, and the aggregated channel 25 of gas is forced to enter cushion space 12;Into the gas of cushion space 12
Body successively enters in pressure release air bag 7 through service duct 13 and inlet channel 8 again, so that pressure release air bag 7 is gradually heaved and will be let out
Pressure mouth 5 is blocked, until the gas entered in connection chamber 6 is released from gas outlet 4, that is, is completed to external supply.When stopping is inflated
When, the gas in pressure release air bag 7 is gradually discharged from bleed passage 9, and pressure relief opening 5 is gradually opened, so that putting at the beginning from gas outlet 4
Gas out drains into the external world by pressure relief opening 5, i.e. completion bleeding process.
To sum up, before gas enters pressure release air bag 7, by gas collection to cushion space 12, it can be avoided pressure release air bag 7
Interior air-flow generates fluctuation in pressure process, and then improves the stability to the air-flow externally supplied.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to restrict the invention, all in design structure of the invention
Within think of, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of diaphragm pump of Quick air-discharge, it is characterised in that: including upper cover body (1), valve seat (2) and valve block (3), the upper cover
Being connected to chamber (6) for gas outlet (4), pressure relief opening (5) and connection gas outlet (4) and pressure relief opening (5) is provided on body (1), it is described
Valve block (3) is arranged between the valve seat (2) and the upper cover body (1), when the upper cover body (1) and the valve seat (2) lid close
Connection chamber (6) is formed, is provided with the pressure release air bag (7) for being used to open or closing the pressure relief opening (5), institute on the valve block (3)
It states the inlet channel (8) being provided on valve seat (2) for being connected to the pressure release air bag (7) and is used for the pressure release air bag (7)
The bleed passage (9) of interior gas discharge, the lower end of the valve seat (2) is provided with buffing pad (10), sets on the buffing pad (10)
It is equipped with dashpot (11), the buffing pad (10) and the valve seat (2) lid lower surface of the valve seat (2) and the buffering when closing
Slot (11) forms cushion space (12), is provided on the valve seat (2) for being connected to the cushion space (12) and inlet channel
(8) service duct (13).
2. a kind of diaphragm pump of Quick air-discharge according to claim 1, it is characterised in that: further include for the supply
Channel (13) conveys the piston apparatus (14) of gas, and the piston apparatus (14) includes being arranged in the buffing pad (10) lower end
Piston seat (18), the diaphragm portion (19) between the piston seat (18) and buffing pad (10) and drive the diaphragm portion
(19) inclined driving assembly (20) is generated, is provided with gas access (21) on the piston seat (18), the diaphragm portion (19)
On be provided with the single admission (22) being connected to the gas access (21) and be located at the single admission (22) two sides and formation
The piston airbag (24) of pump chamber (23).
3. a kind of diaphragm pump of Quick air-discharge according to claim 2, it is characterised in that: the driving component (20) includes
Turn with the substrate (29) of the piston airbag (24) transmission connection, by what connecting rod (30) and the substrate (29) bias were connect
Driving wheel (31) and for drive the rotating wheel (31) rotate motor (32).
4. a kind of diaphragm pump of Quick air-discharge according to claim 3, it is characterised in that: be provided on the substrate (29)
Locking hole (34) is extended with the tight lock part (35) being connected in the locking hole (34) on the piston airbag (24).
5. a kind of diaphragm pump of Quick air-discharge according to claim 2, it is characterised in that: the bottom of the dashpot (11)
It is provided with the collection channel (25) being connected to the pump chamber (23) and prevents the gas entered in the collection channel (25) reverse
The check valve sheet (26) of flowing.
6. a kind of diaphragm pump of Quick air-discharge according to claim 5, it is characterised in that: the bottom of the dashpot (11)
It is provided with the recessed portion (27) being recessed inwardly, mutually chimeric with the recessed portion (27) dash forward is extended on the check valve sheet (26)
Portion (28) out.
7. a kind of diaphragm pump of Quick air-discharge according to claim 1, it is characterised in that: the two sides of the buffing pad (10)
Edge is provided with the locating piece (15) extended towards the valve seat (2) direction, is provided with and the locating piece on the valve seat (2)
(15) locating slot (16) being mutually fitted into.
8. a kind of diaphragm pump of Quick air-discharge according to claim 7, it is characterised in that: the inside of the locating piece (15)
It is provided with guide surface (17) of the low side inclination towards dashpot (11).
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811335107.6A CN109404266A (en) | 2018-11-10 | 2018-11-10 | A kind of diaphragm pump of Quick air-discharge |
US16/451,003 US20200149526A1 (en) | 2018-11-10 | 2019-06-24 | Quick-Exhaust Diaphragm Pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811335107.6A CN109404266A (en) | 2018-11-10 | 2018-11-10 | A kind of diaphragm pump of Quick air-discharge |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109404266A true CN109404266A (en) | 2019-03-01 |
Family
ID=65472945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811335107.6A Pending CN109404266A (en) | 2018-11-10 | 2018-11-10 | A kind of diaphragm pump of Quick air-discharge |
Country Status (2)
Country | Link |
---|---|
US (1) | US20200149526A1 (en) |
CN (1) | CN109404266A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3792490A1 (en) * | 2019-09-11 | 2021-03-17 | Xiamen Koge Micro Tech Co., Ltd. | Diaphragm pump |
CN112682390A (en) * | 2020-12-29 | 2021-04-20 | 焦作市虹桥制动器股份有限公司 | Electric pneumatic driving unit |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115163476A (en) * | 2021-04-02 | 2022-10-11 | 杭州力夫机电制造有限公司 | Buffering and noise-reducing structure of diaphragm booster pump |
CN115288989B (en) * | 2022-05-05 | 2023-08-18 | 深圳市优瑞恩科技有限公司 | Air inflation and deflation integrated air pump |
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US20160123315A1 (en) * | 2013-06-06 | 2016-05-05 | Okenseiko Co., Ltd. | Rapid-discharge-valve structural body and diaphragm pump |
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DE202018100531U1 (en) * | 2018-01-31 | 2018-03-19 | Xiamen Koge Micro Tech Co., Ltd. | diaphragm pump |
CN207673524U (en) * | 2017-11-29 | 2018-07-31 | 厦门科际精密器材有限公司 | Diaphragm pump |
CN209324629U (en) * | 2018-11-10 | 2019-08-30 | 厦门科际精密器材有限公司 | A kind of diaphragm pump of Quick air-discharge |
-
2018
- 2018-11-10 CN CN201811335107.6A patent/CN109404266A/en active Pending
-
2019
- 2019-06-24 US US16/451,003 patent/US20200149526A1/en not_active Abandoned
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US20070217929A1 (en) * | 2006-03-17 | 2007-09-20 | Jackey Chiou | Diaphragm pumping device |
US20160123315A1 (en) * | 2013-06-06 | 2016-05-05 | Okenseiko Co., Ltd. | Rapid-discharge-valve structural body and diaphragm pump |
CN107327391A (en) * | 2017-08-11 | 2017-11-07 | 宁波九缘菲力加泵业有限公司 | Miniature diaphragm pump upper end cover |
CN207673524U (en) * | 2017-11-29 | 2018-07-31 | 厦门科际精密器材有限公司 | Diaphragm pump |
DE202018100531U1 (en) * | 2018-01-31 | 2018-03-19 | Xiamen Koge Micro Tech Co., Ltd. | diaphragm pump |
CN209324629U (en) * | 2018-11-10 | 2019-08-30 | 厦门科际精密器材有限公司 | A kind of diaphragm pump of Quick air-discharge |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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EP3792490A1 (en) * | 2019-09-11 | 2021-03-17 | Xiamen Koge Micro Tech Co., Ltd. | Diaphragm pump |
CN112682390A (en) * | 2020-12-29 | 2021-04-20 | 焦作市虹桥制动器股份有限公司 | Electric pneumatic driving unit |
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