CN103775331A

CN103775331A - Pump and filtering connector thereof

Info

Publication number: CN103775331A
Application number: CN201210407037.7A
Authority: CN
Inventors: 陈世昌; 周宗柏; 廖家淯; 李耀吉
Original assignee: Microjet Technology Co Ltd
Current assignee: Microjet Technology Co Ltd
Priority date: 2012-10-23
Filing date: 2012-10-23
Publication date: 2014-05-07
Anticipated expiration: 2032-10-23
Also published as: CN103775331B

Abstract

The invention relates to a pump. The pump comprises a micro-pump device and a filtering connector, wherein an inlet and an outlet are formed in the micro-pump device, and the filtering connector is detachably connected to the inlet of the micro-pump device. The pump further comprises a hollow body, an insertion connection opening communicated with the hollow body, a first opening and a filter screen, wherein the filter screen is arranged on the first opening, and the mesh number of the filter screen ranges from 100 to 500. Accordingly, in the conveying process, liquid is firstly filtered by the filter screen and then enters the hollow body, and filtered liquid is conveyed into the inlet of the micro-pump device through the insertion connection opening and finally outputted through the outlet.

Description

Pump and transition joint thereof

Technical field

This case is about a kind of transition joint, is espespecially a kind ofly connected with pump, can filter pump and the transition joint thereof of impurity in block water also.

Background technique

In each field, no matter be the industry such as medicine, computer are scientific and technological, printing, the energy at present, product is all towards sophistication and microminiaturization future development, the fluid delivery system that wherein product such as Micropump, sprayer, ink gun, Industrial Printing device comprises is its key technology, be with, how mat innovation structure is broken through its technical bottleneck, is the important content of development.

For instance; general Micropumps etc. install because of its internal structure elaborate; and conventionally there is the structures such as valve to control fluid input and output; thereby in the time that fluid is inputted and is exported this Micropump device; if be mixed with exogenous impurity in fluid; for example: particle or fibrous material, likely can be because the factors such as the particle diameter of impurity is excessive, quantity is too much cause destruction or the obstruction of Micropump device internal structure, and then may cause the performance of micro-pump structure to weaken or or even cause the situations such as damage.

Therefore, how to develop a kind of pump and transition joint thereof, to improve known Micropump device easily because carrying exogenous impurity in water, and cause the internal structure of Micropump device impaired, performance weakens the problem such as may damage even, real be current problem in the urgent need to address.

Summary of the invention

One object of this case is to provide a kind of pump and transition joint thereof, wherein on the hollow body of this transition joint, there is the first opening, be arranged on this first opening by filter screen correspondence, fluid this filter screen of can first flowing through is filtered, with the unnecessary impurity in elimination fluid, make again the fluid after filtering be delivered in this Micropump device by this transition joint, by this to safeguard Micropump device usefulness, and can extend the working life of Micropump device.

Another object of this case is to provide a kind of removable filter joint, and wherein this transition joint system is removably connected on the Micropump device of pump, by this so that install and safeguard this transition joint.

For reaching above-mentioned purpose, one of this case is implemented aspect for a kind of pump is provided compared with broad sense, comprises: Micropump device, has entrance and outlet; Transition joint, is connected in the entrance of Micropump device, and comprises: hollow body, the interface being communicated with hollow body, the first opening and filter screen, and this filter screen is arranged on the first opening, and the filter screen order number system of filter screen is between 100 order-500 orders; By this, in the time that fluid is carried, fluid system first filters via filter screen, to enter in hollow body, then through connecting tube, the fluid after filtering is delivered in the entrance of Micropump device, finally again by outlet output.

Accompanying drawing explanation

Fig. 1 is that the pump of this case the first preferred embodiment and the combination of other device arrange schematic diagram.

Fig. 2 is the separation schematic diagram of the filter screen of the transition joint shown in Fig. 1.

Fig. 3 is the separation schematic diagram of the filter screen of the pump of this case the second preferred embodiment.

Fig. 4 A is the structural representation of the transition joint of the pump of this case the second preferred embodiment.

Fig. 4 B is the side view of Fig. 4 A.

Fig. 5 is the pump illustrative view shown in Fig. 3.

[primary clustering description of reference numerals]

1,2: pump

10,20: Micropump device

100,200: entrance

101,201: outlet

102,103,202,203: connecting tube

11,21: transition joint

110,210: hollow body

110a, 210a: first surface

110b, 210b: second surface

111,211: the first openings

113,213,218: filter screen

114,214: interface

115,215: containing space

116,216: side

217: the second openings

2: other installs arrow: fluid flow direction

Embodiment

Some exemplary embodiments that embody this case feature & benefits will describe in detail in the explanation of back segment.Be understood that this case can have various variations in different aspects, it neither departs from the scope of this case, and explanation wherein and to be shown in be the use when explaining in essence, but not in order to limit this case.

Refer to Fig. 1, it is the pump structure schematic diagram of this case the first preferred embodiment.As shown in the figure, the pump 1 of this case is mainly made up of Micropump device 10 and transition joint 11, wherein Micropump device 10 cordings have entrance 100 and outlet 101, and in Micropump device 10, more comprise the structure such as such as actuator (not shown), entry/exit mouth valve mechanism (not icon), but not as limit, this actuator is start and impels fluid to flow into from the entrance 100 of Micropump device 10, see through the control of entry/exit mouth valve mechanism (not icon), after flowing in the chamber (not shown) of Micropump device 10, then flowed out by outlet 101.In some embodiments, entrance 100 and outlet 101 are to be connected with connecting tube 102,103 respectively, in order to the conveying of auxiliary fluid.

Please continue and consult Fig. 1, as shown in the figure, the transition joint 11 of this case is the entrance 100 that is removably connected in Micropump device 10, and interface 114, the first opening 111 and filter screen 113 that transition joint 11 is mainly connected by hollow body 110, with hollow body 100 formed, but not as limit.As shown in Figures 1 and 2, in the present embodiment, hollow body 110 is can be but not be limited to a frame structure, wherein has containing space 115, and hollow body 110 cordings have first surface 110a and side 116, the first openings 111 to be arranged on first surface 110a.And, in the present embodiment, interface 114 is can be but not be limited to a hollow tubular structure, and protrusion is arranged on the side 116 of hollow body 110, because interface 114 is to be connected with the containing space 115 of hollow body 110 inside, therefore it is entrance 100 places that the fluid in containing space 115 can be seen through to interface 114 and be delivered to the Micropump device 10 that the other end connects, in the present embodiment, one end system of interface 114 was connected with connecting tube 102, and can be connected with the entrance 100 of Micropump device 10 by connecting tube 102, but in other embodiments, interface 114 also can directly be connected with the entrance 100 of Micropump device 10, its mode of execution is not as limit.In addition, in some embodiments, interface 114 is can be but not be limited to and the integrated structure of hollow body 110, and in other embodiments, interface 114 also can be set to a dismountable structure, and can separate with hollow body 110 setting, its kenel and Placement system can actually apply situation and appoint and execute variation, not as limit.

As shown in Figures 1 and 2, filter screen 113 is that correspondence is arranged on the first opening 111 of first surface 110a, and filter screen 113 is can be but not be limited to netted filtering sheet, and the pore size of this netted filtering sheet system can appoint and execute variation according to actual demand, for instance, if hole is less, fluid flow through the resistance of netted filtering sheet can be larger, and it can stop to fall the impurity of more small particle diameter compared to the large netted filtering sheet of hole, meaning can must be cleaner by filtering flow.In the present embodiment, the filter screen order number system of filter screen 113 with between 100 order-500 orders for better, and wherein take 300 object filter screen order numbers as best, but not as limit.Pore size about the filter screen order number of filter screen 113 on the impact of pump 1 performance is as shown in following table one:

Table one

As shown in Table 1, wherein control group is the pump that does not use transition joint, visible in table thus, though after employing transition joint, filter screen can produce certain resistance by convection cell, but can learn via the laboratory data of table one, although adopt the filter screen of different mesh numbers (i.e. corresponding different pore size), but its flow and lift for pump does not have king-sized impact, even if therefore adopted as seen the pump of the transition joint of this case, still can maintain its fluid and carry usefulness, more can filter by convection cell simultaneously, affect the impurity in pump performance and working life etc. with elimination meeting.

In addition, in some embodiments, filter screen 113 be can welding mode cover and be engaged on the first opening 111 of first surface 110a, but the combination of filter screen 113 and the first opening 111 is as limit, it also can apply situation and take other juncture to be according to actual.

Please continue and consult Fig. 1, as shown in the figure, the transition joint 11 of pump 1 is can be arranged in other device 2 of splendid attire fluid, but not as limit, in the time of pump 1 start, can see through the suction force of Micropump device 10, and impel the filter screen 113 on the first opening 111 of fluid inherent filtration joint 11 to flow in the containing space 115 of hollow body 110 of transition joint 11, flow into connecting tube 102 by interface 114 again, and flow to the entrance 100 of Micropump device 10, and then enter in Micropump device 10, finally flowed out by the outlet 101 of Micropump device 10 again, by this, the pump 1 of this case can see through transition joint 11 and reach effective filtration fluid impurity, and can not affect the object that Micropump device 10 operates.

Please refer to Fig. 3, Fig. 4 A and Fig. 4 B, Fig. 3 is that the filter screen of the pump of this case the second preferred embodiment separates schematic diagram, and Fig. 4 A is the structural representation of the transition joint of the pump of this case the second preferred embodiment, and Fig. 4 B is the side view of Fig. 4 A.As shown in Figure 3, the pump 2 of this case is to have equally micro-pump structure 20 and transition joint 21, and micro-pump structure 20 also have entrance 200, outlet 201, and respectively with entrance 200, outlet 201 connecting tube that are connected 202,203.Similarly, interface 214 and the first opening 211 that transition joint 21 also has hollow body 210, is communicated with hollow body 210, its structure and set-up mode are all similar with previous embodiment, therefore repeat no more.Only in the present embodiment, the transition joint 21 of pump 2 has more one second opening 217 (as shown in Figure 4 B), this second opening 217 is to be arranged on the second surface 210b of hollow body 210, and the setting corresponding with first surface 210a of this second surface 210b system.

And in the present embodiment, transition joint 21 more comprises another filter screen 218, it is that correspondence covers and is arranged on the second opening 217, and as previously mentioned, filter screen 218 be can welding mode correspondence be arranged on the second opening 217 of second surface 210b, but not as limit.As for the filter screen order number of filter screen 218, equally with between 100 order-500 orders for better, and take 300 orders as best, but not as limit.

And in the present embodiment, the first opening 211 and the second opening 217 are large-area opening, but not as limit, again because the present embodiment has the first opening 211 and the second opening 217 simultaneously, so multi-direction and large-area opening and with corresponding filter screen design department can decrease in the fluid resistance that can produce while filtering fluid.

Please refer to Fig. 3 and Fig. 5, Fig. 5 is the illustrative view of the pump shown in Fig. 3, as shown in the figure, in the present embodiment, the transition joint 11 of pump 2 is can be arranged in other device of splendid attire fluid, but not as limit, in the time of pump 2 start, can be because of the suction force of Micropump device 20, and impel fluid as shown in the arrow direction in figure, filter screen 213 on the first opening 211 and second opening 217 of

inherent filtration joint

21, 218, flow in the containing space 215 of hollow body 210 of transition joint 21, flow into connecting tube 202 by interface 214 again, flow to again the entrance 200 of Micropump device 20, and enter in Micropump device 20, finally, flowed out by the outlet 201 of Micropump device 20.In the present embodiment, see through two

filter screen

213 and 218 correspondences are covered and are fused on two open ends (i.e. the first opening 211 and the second opening 217) of transition joint 21, by this effectively contained exogenous impurity in the fluid in other devices is filtered, thus, see through the setting of the transition joint 21 of pump 2, relevant filtrating equipment can be set separately in the fluid slot of other device.

And, Micropump device 20 and joint 21 are to see through to be connected connecting tube 202, the one end that is connecting tube 202 is the entrance 200 that is connected in Micropump device 20, the other end is connected with the interface 214 of transition joint 21, therefore, if that the filter screen of transition joint 21 213,218 has is dirty, when damaging or having all the other problems, only need the interface of transition joint 21 214 to separate with connecting tube 202, can reach easy installation, dismounting, and the object that can safeguard like a cork.In addition, again because transition joint 21 cordings of the present embodiment have multi-direction and large-area filter screen 213,218, thereby can reduce the resistance producing when fluid is flowed through, and then can reach effective filtration fluid impurity, and can not affect the object that Micropump device 20 operates.

In sum, pump provided by the present invention and transition joint thereof, main by transition joint being removably connected on the Micropump device of pump, by this so that install and safeguard this transition joint, in addition, seeing through filter screen correspondence is arranged on the first opening of transition joint, fluid this filter screen of can first flowing through is filtered, with the unnecessary impurity in elimination fluid, make again the fluid after filtering be delivered in Micropump device by transition joint, by this to safeguard the operational effectiveness of Micropump device, and can extend the working life of Micropump device.Therefore, pump and the transition joint thereof of this case have industrial utilization, file an application in whence in accordance with the law.

Can be by being familiar with that this skill personage Ren Shi craftsman thinks and being to modify as all even if the present invention has been described in detail by above-described embodiment, so neither de-as Protector that attached claim is wanted.

Claims

1. a pump, comprises:

One Micropump device, has an entrance and an outlet;

One transition joint, is removably connected in this entrance of this Micropump device, and comprises:

One hollow body, an interface being communicated with this hollow body, one first opening and a filter screen, this filter screen is arranged on this first opening, and the filter screen order number system of this filter screen is between 100 order-500 orders;

By this, in the time that fluid is carried, fluid system first filters via this filter screen, to enter in this hollow body, then through this interface, the fluid after filtering is delivered in this entrance of this Micropump device, is finally exported by this outlet again.

2. pump as claimed in claim 1, is characterized in that this filter screen system covers and is arranged on this first opening in welding mode.

3. pump as claimed in claim 1, is characterized in that this hollow body cording of this transition joint has a first surface, and this first opening system is arranged on this first surface.

4. pump as claimed in claim 3, is characterized in that this hollow body of this transition joint has more a second surface, and this second surface is corresponding to this first surface, and on this second surface, has one second opening.

5. pump as claimed in claim 4, is characterized in that this transition joint also has another filter screen, and this filter screen system covers on this second opening that is arranged at this second surface in welding mode.

6. pump as claimed in claim 1, is characterized in that this interface is a hollow tubular structure, and it is to protrude to be arranged on a side of this hollow body.

7. pump as claimed in claim 6, is characterized in that this interface is and the integrated structure of this hollow body.

8. pump as claimed in claim 1, is characterized in that this pump has more a connecting pipe, and one end of this connecting tube is connected in this interface of this transition joint, and the other end is connected with this entrance of this Micropump device.

9. pump as claimed in claim 1, is characterized in that the filter screen order number system of this filter screen is take 300 orders as best.