CN103244401B - The water outlet device of washing machine and post/reciprocating pump - Google Patents
The water outlet device of washing machine and post/reciprocating pump Download PDFInfo
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- CN103244401B CN103244401B CN201310166465.XA CN201310166465A CN103244401B CN 103244401 B CN103244401 B CN 103244401B CN 201310166465 A CN201310166465 A CN 201310166465A CN 103244401 B CN103244401 B CN 103244401B
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Abstract
The invention provides a kind of post/reciprocating pump water outlet device, between intake tunnel and exhalant canal, increase runner switch pipeline structure, and first slide block of synchronous slide affixed with venturi arrangement is provided with in it, reply party is provided with to the elastic recovery device of the guiding along guide chute and imbibition pipeline between first slide block and guide slide, the other end that runner switches pipeline is provided with the second slide block offseted with venturi arrangement, slipper seal between the second slide block and guide slide.When imbibition operating mode, the path of venturi arrangement is communicated with exhalant canal with intake tunnel, when nominal situation, venturi arrangement is pushed into and intake tunnel and exhalant canal staggered positions, Flow area between intake tunnel and exhalant canal expands, significantly reduce isobaric working medium and flow through local pressure loss herein, thus under the prerequisite not increasing wasted work, improve discharge pressure.Present invention also offers a kind of washing machine.
Description
Technical field
The present invention relates to pump class technical field, more particularly, relate to a kind of washing machine and post/reciprocating pump water outlet device.
Background technique
Existing washing machine General Requirements possesses two kinds of operating modes: one is normal wash operating mode, requires that unit working pressure is as far as possible high to improve cleaning performance; Two is imbibition (washing agent) operating modes, is mixed with washing agent in the jet requiring facility to spray, in order to removing the special dirt that cleaning object has.
In order to meet imbibition working condition requirement, existing washing machine all adopts venturi arrangement (as shown in Figure 1, Fig. 1 is the structural representation of existing washing machine inner venturi tube device), working medium enters outlet pipe 02 through intake pipe 01 through venturi arrangement 03, utilize the trunnion 04 of minor diameter to promote the flow velocity of working medium, thus form certain negative pressure in diffuser pipe portion 05 washing agent is sucked (washing agent pipe 03) mix with working medium.Although this device possesses washing lotion function, because the diameter of trunnion 04 and diffuser pipe 05 is less, working medium can produce certain local pressure loss herein under normal circumstances, thus reduces the cleaning performance of discharge pressure and facility.
Under the prerequisite selecting above-mentioned conventional apparatus, if the local pressure loss for making up this place, then must improve the intake pressure of Venturi tube front portion, this is by the increase of the manufacture cost and wasted work that cause pump.
Therefore, under the prerequisite of the manufacture cost and energy consumption that do not increase pump, how to make up the local pressure loss of pump, be current those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides a kind of post/reciprocating pump water outlet device, to realize the local pressure loss making up pump under the prerequisite of the manufacture cost and energy consumption that do not increase pump; Present invention also offers a kind of washing machine.
In order to achieve the above object, the invention provides following technological scheme:
A kind of post/reciprocating pump water outlet device, comprise intake tunnel, exhalant canal and venturi arrangement both being communicated with, also comprise the runner be connected with described exhalant canal with described intake tunnel and switch pipeline, guide slide is provided with in described runner switching pipeline, one end that described runner switches pipeline offers the washing agent transfer passage be connected with described guide slide, and the other end is provided with the sealing block to its port sealing;
And first slide block of synchronous slide affixed with described venturi arrangement is provided with in described guide slide, the imbibition passage be communicated with the liquid sucting port of described venturi arrangement with described washing agent transfer passage is set in described first slide block, and is provided with the elastic recovery device of reply party to the guiding along described guide chute between described first slide block and described guide slide;
The other end of described guide slide is provided with the second slide block offseted with described venturi arrangement, slipper seal between described second slide block and described guide slide, and one end that described second slide block and described venturi arrangement offset surrounds water chamber;
Offer between the holding cavity that described exhalant canal and described second channel and described sealing block surround and draw liquid passage.
Preferably, in above-mentioned post/reciprocating pump water outlet device, described first slide block and described venturi arrangement are integral type structure, and described venturi arrangement is the Venturi tube liquid outlet channel being arranged at described first slide block end.
Preferably, in above-mentioned post/reciprocating pump water outlet device, described first slide block is non-circular structure away from the cross section of one end of described second slide block, and the cross section of the other end is round structure, and the guide slide of described first slide position is the guide channel matched with described first slide block.
Preferably, in above-mentioned post/reciprocating pump water outlet device, described second slide block is axially set to the hierarchic structure with circular difference cross section along it, and the position that described guide slide coordinates with described second skid offers the circle difference cross-sectional step structure be mated.
Preferably, in above-mentioned post/reciprocating pump water outlet device, one end that described second slide block and described venturi arrangement offset be set to diameter be less than described second slide block diameter support post.
Preferably, in above-mentioned post/reciprocating pump water outlet device, be provided with corresponding with the first slide block structure in described runner switching pipeline, spacing limit structure carried out to its sliding position.
Preferably, in above-mentioned post/reciprocating pump water outlet device, described washing agent transfer passage is arranged at the end that described runner switches pipeline, and the axis of described washing agent transfer passage is parallel with described guide channel; Or described washing agent transfer passage is arranged at described runner and switches on the sidewall of the end of pipeline, and the axis of described washing agent transfer passage is with the axial vertical of described guide channel or arrange certain angle.
Preferably, in above-mentioned post/reciprocating pump water outlet device, described elastic recovery device is returning spring, and the end of described runner switching pipeline is provided with the guiding groove of an elastic tip of accommodating described returning spring, and another elastic tip of described returning spring stretches in described imbibition passage.
Preferably, in above-mentioned post/reciprocating pump water outlet device, on the sidewall of described first slide block and on the sidewall of described second slide block, be all set with the seal ring to sealing between the two and guide slide.
A kind of washing machine, be provided with the plunger pump providing cleaning power in it, described plunger pump is provided with post/reciprocating pump water outlet device, described post/reciprocating pump water outlet device is the post as above described in any one/reciprocating pump water outlet device
Post provided by the invention/reciprocating pump water outlet device, comprise intake tunnel, exhalant canal and venturi arrangement both being communicated with, also comprise the runner be connected with exhalant canal with intake tunnel and switch pipeline, guide slide is provided with in runner switching pipeline, one end that runner switches pipeline offers the washing agent transfer passage be connected with guide slide, and the other end is provided with the sealing block to its port sealing.Between intake tunnel and exhalant canal, increase runner switch pipeline structure, the inside that runner switches pipeline arranges guide slide, and first slide block of synchronous slide affixed with venturi arrangement is provided with in guide slide, the imbibition passage be communicated with the liquid sucting port of venturi arrangement with washing agent transfer passage is set in the first slide block, and between the first slide block and guide slide, be provided with the elastic recovery device of reply party to the guiding along guide chute, in runner switching pipeline, guide slide is set, first slide block is set in guide slide, and imbibition pipeline is set in the first slide block, after washing agent is inputted by washing agent conveyance conduit, civilian venturi arrangement is entered by imbibition pipeline, carried out the conveying of washing agent by this path when needing to add washing agent.
Between first slide block and guide slide, elastic recovery device is set, the first slide block can be slidably reciprocated in guide slide, the first slide block and venturi arrangement affixed, make in the process of the first skid, to drive venturi arrangement to slide simultaneously.The other end of guide slide is provided with the second slide block offseted with venturi arrangement, slipper seal between the second slide block and guide slide, and one end that the second slide block and venturi arrangement offset surrounds water chamber; Offer between the holding cavity that exhalant canal and second channel and sealing block surround and draw liquid passage.Operationally working medium is passed in exhalant canal, in holding cavity, hydraulic pressure increases to a certain degree, when the active force that pressure produces thus is greater than the restoring force of elastic recovery device, the venturi arrangement that promotion offsets with it and the first skid, venturi arrangement is pushed into intake tunnel and exhalant canal staggered positions, water chamber now by surrounding between the second slide block and venturi arrangement between intake tunnel and exhalant canal carries liquid, no longer transport cleaning liquid.
The present invention utilizes self different pressure of post/reciprocating pump working medium when normal wash operating mode and imbibition operating mode, switch the platform flow channel of venturi portion, when imbibition operating mode, the path of venturi arrangement is communicated with exhalant canal with intake tunnel, provides cleaning solution; When nominal situation, venturi arrangement is pushed into the position of staggering with intake tunnel and exhalant canal, does not reoffer cleaning solution.During nominal situation, the Flow area at this place increases, and reduces the local pressure loss of working medium at this place, thus under the prerequisite not increasing power consumption, improves the outlet pressure of post/reciprocating pump.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of existing washing machine inner venturi tube device;
Fig. 2 is the structural representation of post provided by the invention/reciprocating pump water outlet device;
The sectional view of A-A in Fig. 3 Fig. 2;
Fig. 4 is the sectional view of the B-B of Fig. 2;
The structural representation of post/reciprocating pump water outlet device second working state of Fig. 5 for providing in Fig. 2;
Fig. 6 is the sectional view of C-C in Fig. 5.
Embodiment
The invention discloses a kind of post/reciprocating pump water outlet device, achieve the local pressure loss making up pump under the prerequisite of the manufacture cost and energy consumption that do not increase pump; Present invention also offers a kind of washing machine.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, carry out clear, complete description to the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Fig. 2-Fig. 6, Fig. 2 is the structural representation of post provided by the invention/reciprocating pump water outlet device; The sectional view of A-A in Fig. 3 Fig. 2; Fig. 4 is the sectional view of the B-B of Fig. 2; The structural representation of post/reciprocating pump water outlet device second working state of Fig. 5 for providing in Fig. 2; Fig. 6 is the sectional view of C-C in Fig. 5.
The invention provides a kind of post/reciprocating pump water outlet device, comprise intake tunnel 8, exhalant canal 9 and venturi arrangement 10 both being communicated with, also comprise the runner be connected with exhalant canal 9 with intake tunnel 8 and switch pipeline 2, guide slide is provided with in runner switching pipeline 2, one end that runner switches pipeline 2 offers the washing agent transfer passage 14 be connected with guide slide, and the other end is provided with the sealing block 6 to its port sealing.Between intake tunnel 8 and exhalant canal 9, increase runner switch pipeline 2 structure, the inside that runner switches pipeline 2 arranges guide slide, and first slide block 4 of synchronous slide affixed with venturi arrangement 10 is provided with in guide slide, in first slide block 4, the imbibition passage be communicated with the liquid sucting port of venturi arrangement 10 with washing agent transfer passage 14 is set, and between the first slide block 4 and guide slide, be provided with the elastic recovery device 1 of reply party to the guiding along guide chute, in runner switching pipeline 2, guide slide is set, first slide block 4 is set in guide slide, and imbibition pipeline is set in the first slide block 4, after washing agent is inputted by washing agent conveyance conduit 14, venturi arrangement 10 is entered by imbibition pipeline, carried out the conveying of washing agent by this path when needing to add washing agent.
Between first slide block 4 and guide slide, elastic recovery device 1 is set, first slide block 4 can be slidably reciprocated in guide slide, first slide block and venturi arrangement 10 affixed, drive venturi arrangement 10 to slide in the process that first slide block 4 is slided, one end of guide slide is provided with the mobile limit structure of the first slide block simultaneously.The other end of guide slide is provided with the slipper seal between the second slide block 5, second slide block 5 and guide slide offseted with venturi arrangement 10, and one end that the second slide block 5 and venturi arrangement 10 offset surrounds water chamber; During normal wash operating mode, holding cavity internal pressure increases to active force that pressure thus produces when being greater than the restoring force of elastic recovery device 1, second slide block 5 promotes the venturi arrangement 10 that offsets with it and the first slide block 4 slides, venturi arrangement 10 slides into the position of staggering with intake tunnel 11 and exhalant canal 9, Flow area now between intake tunnel 8 and exhalant canal 9 increases, reduce working medium local pressure loss herein, no longer transport cleaning liquid.
In the present invention one specific embodiment, the first slide block 4 and venturi arrangement 10 are integral type structure, and venturi arrangement 10 is for being arranged at the Venturi tube liquid outlet channel of the first slide block 4 end.First slide block drives venturi arrangement common action, is set to integral structure, reduce number of components, and structure stability is high.
Preferably, the cross section of a part for the first slide block 4 is non-circular structure, and the guide slide of the first slide block 4 position is the guide channel matched with the first slideway 4.Particularly, the cross section of the first slide block 4 is Hexagon.
In the present invention one specific embodiment, the second slide block 5 is axially set to circular difference cross-sectional step structure along it, and the position that guide slide and the second slide block 5 are slidably matched offers the circle difference cross-sectional step structure be mated.Second slide block 5 is set to the poor section form that cross section is different structure, the cross-sectional structure of the second slide block 5 makes the pressure application surface of its working medium be subject to when normal wash operating mode long-pending different, the active force that can overcome elastic recovery device suffered by it with joint efforts promotes the first slide block 4, thus realizes the switching of runner.
Second slide block 5 promotes the first slide block 4 moves to make venturi arrangement 10 by shutoff, stops imbibition, does not reoffer washing agent.Part non-circular cross section and with matchingly slide into the shutoff problem can avoiding causing venturi arrangement 10 in work due to the rotation of the first slide block 4.Particularly, runner switches pipeline 2 and is that the two ends that intake tunnel 11 is connected with exhalant canal 9 are provided with public flow pipe, namely offers two through holes (10,12) at the sidewall of the sliding channel of the first slide block 4, ensures the accurate of guiding.
In the present invention one specific embodiment, what one end that the second slide block 5 and venturi arrangement 10 offset was set to small diameter supports post.When second slide block 5 moves, passage between intake tunnel 8 and exhalant canal 9 is opened, make the cross-section area of this place's circulation passage (being specially the sectional area of the first slide block and the difference of the sectional area to post) much larger than the sectional area of venturi arrangement 10, the local pressure loss at this place is declined, thus under the prerequisite not increasing wasted work the discharge pressure of liftout plunger pump and cleaning effect of washing machine.
In the present invention one specific embodiment, washing agent transfer passage 14 is arranged at the end that runner switches pipeline 2, and the axis of washing agent transfer passage 14 is parallel with guide channel; Or washing agent transfer passage 14 is arranged at runner and switches on the sidewall of the end of pipeline 2, and the axis of washing agent transfer passage 14 is with the axial vertical of guide channel or in a certain angle.The opening direction of washing agent transfer passage 14 affects the length that runner switches pipeline 2, and when washing agent transfer passage 14 is arranged at its end, length is longer, when being arranged on sidewall, can shorten the length that runner switches pipeline 2.
In the present invention one specific embodiment, elastic recovery device 1 is returning spring, and the end of runner switching pipeline 2 is provided with the guiding groove of an elastic tip of accommodating returning spring, and another elastic tip of returning spring stretches in imbibition passage.Runner switches the washing liquid channel in the end of pipeline 2 and the first slide block 4, the guide channel of common composition returning spring, to the slip direction guiding of the first slide block in guide channel, and accurate positioning.
In the present invention one specific embodiment, be all set with the seal ring sealed between the two and guide slide (as 3) in the circular side wall of the first slide block 4 and on the sidewall of the second slide block 5.The seal ring 3 that first slide block 4 is arranged, avoids working medium to flow in washing agent through the first slide block 4 with the direct gap of runner switching construction, causes and reduce imbibition effect; The above-mentioned seal ring of second slide block 5, makes the second slide block 5 produce the thrust of promotion first slide block 4 when normal wash operating mode.
Based on the post provided in above-described embodiment/reciprocating pump water outlet device, present invention also offers a kind of washing machine, the plunger pump that cleaning power is provided is provided with in it, plunger pump is provided with post/reciprocating pump water outlet device, the post/reciprocating pump water outlet device of the post that this plunger pump is provided with/reciprocating pump water outlet device for providing in above-described embodiment.
Because this washing machine have employed the post/reciprocating pump water outlet device of above-described embodiment, so this washing machine please refer to above-described embodiment by the beneficial effect that post/reciprocating pump water outlet device brings.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. post/reciprocating pump water outlet device, comprise intake tunnel, exhalant canal and venturi arrangement both being communicated with, it is characterized in that, also comprise the runner be connected with described exhalant canal with described intake tunnel and switch pipeline, guide slide is provided with in described runner switching pipeline, one end that described runner switches pipeline offers the washing agent transfer passage be connected with described guide slide, and the other end is provided with the sealing block to its port sealing;
And first slide block of synchronous slide affixed with described venturi arrangement is provided with in described guide slide, the imbibition passage be communicated with the liquid sucting port of described venturi arrangement with described washing agent transfer passage is set in described first slide block, and is provided with the elastic recovery device of reply party to the guiding along described guide chute between described first slide block and described guide slide;
The other end of described guide slide is provided with the second slide block offseted with described venturi arrangement, slipper seal between described second slide block and described guide slide, and one end that described second slide block and described venturi arrangement offset surrounds water chamber;
Offer between the holding cavity that described exhalant canal and described second slide block and described sealing block surround and draw liquid passage.
2. post according to claim 1/reciprocating pump water outlet device, is characterized in that, described first slide block and described venturi arrangement are integral type structure, and described venturi arrangement is the Venturi tube liquid outlet channel being arranged at described first slide block end.
3. post according to claim 1/reciprocating pump water outlet device, it is characterized in that, described first slide block is non-circular structure away from the cross section of one end of described second slide block, the cross section of the other end is round structure, and the guide slide of described first slide position is the guide channel matched with described first slide block.
4. post according to claim 3/reciprocating pump water outlet device, it is characterized in that, described second slide block is axially set to the hierarchic structure with circular difference cross section along it, and the position that described guide slide coordinates with described second skid offers the circle difference cross-sectional step structure be mated.
5. post according to claim 4/reciprocating pump water outlet device, is characterized in that, one end that described second slide block and described venturi arrangement offset be set to diameter be less than described second slide block diameter support post.
6. post according to claim 4/reciprocating pump water outlet device, is characterized in that, is provided with corresponding with the first slide block structure, carries out spacing limit structure to its sliding position in described runner switching pipeline.
7. post according to claim 4/reciprocating pump water outlet device, is characterized in that, described washing agent transfer passage is arranged at the end that described runner switches pipeline, and the axis of described washing agent transfer passage is parallel with described guide channel; Or described washing agent transfer passage is arranged at described runner and switches on the sidewall of the end of pipeline, and the axis of described washing agent transfer passage is with the axial vertical of described guide channel or arrange certain angle.
8. post according to claim 4/reciprocating pump water outlet device, it is characterized in that, described elastic recovery device is returning spring, the end of described runner switching pipeline is provided with the guiding groove of an elastic tip of accommodating described returning spring, and another elastic tip of described returning spring stretches in described imbibition passage.
9. post according to claim 4/reciprocating pump water outlet device, is characterized in that, is all set with the seal ring to sealing between the two and guide slide in the circular side wall of described first slide block and on the sidewall of described second slide block.
10. a washing machine, the plunger pump that cleaning power is provided is provided with in it, described plunger pump is provided with post/reciprocating pump water outlet device, it is characterized in that, described post/reciprocating pump water outlet device is the post as described in claim 1-9 any one/reciprocating pump water outlet device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310166465.XA CN103244401B (en) | 2013-05-08 | 2013-05-08 | The water outlet device of washing machine and post/reciprocating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310166465.XA CN103244401B (en) | 2013-05-08 | 2013-05-08 | The water outlet device of washing machine and post/reciprocating pump |
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| CN103244401A CN103244401A (en) | 2013-08-14 |
| CN103244401B true CN103244401B (en) | 2015-09-09 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687014A (en) * | 2018-02-26 | 2018-10-23 | 浙江大农实业股份有限公司 | Lightness mobile cleanser |
| CN109209824B (en) * | 2018-09-30 | 2019-07-30 | 中石化石油机械股份有限公司研究院 | Reciprocating compressor air floating piston |
| CN112576473A (en) * | 2021-01-11 | 2021-03-30 | 南京思目睿商贸有限公司 | Piston type water pump device convenient for replacing water outlet pipe |
| CN113229974B (en) * | 2021-04-30 | 2022-09-30 | 深圳素士科技股份有限公司 | Pump case, pump subassembly and oral care device |
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| CN2688402Y (en) * | 2004-03-17 | 2005-03-30 | 浙江大农机械有限公司 | Superhigh pressure cleaner |
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Effective date of registration: 20220627 Address after: 215000 77 Jiepu Road, Shengpu Town, Suzhou Industrial Park, Jiangsu Province Patentee after: Suzhou black cat Qingjie Technology Co.,Ltd. Address before: 215126 No. 77, Jiepu Road, Shengpu Town, Suzhou City, Jiangsu Province Patentee before: SUZHOU BLACK CAT (Group) Co.,Ltd. |