CN2309441Y - Liquid supply apparatus - Google Patents
Liquid supply apparatus Download PDFInfo
- Publication number
- CN2309441Y CN2309441Y CN 97204648 CN97204648U CN2309441Y CN 2309441 Y CN2309441 Y CN 2309441Y CN 97204648 CN97204648 CN 97204648 CN 97204648 U CN97204648 U CN 97204648U CN 2309441 Y CN2309441 Y CN 2309441Y
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- China
- Prior art keywords
- bar
- accumulator
- diameter
- ball
- piston
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a liquid supply apparatus. In the utility model, an accumulator and a rod can be respectively provided with a screwing type tank which can be used for locking the rod which corresponds to the accumulator when the accumulator is downwards pressed by the rod, and the rod is provided with a diameter increase portion which can be used for plugging a narrow portion which can be arranged on the midway along the accumulator when the rod is downwards pressed and locked. The utility model is also provided with a press rod which can press a ball of a suction valve to be in a closed state through a coil spring. The utility model adopts double liquid leakage-proof measures for preventing the leakage of liquid reliably.
Description
The utility model relates to a kind of liquid supply apparatus that uses on the various containers that is contained in, and especially relate to a kind of like this liquid supply apparatus, that is, and when on the container that it is contained in full of liquid, even when betransporteding, stocking in the barn or puting on display display, can not cause internal liquid to leak.
As a kind of liquid supply apparatus, the liquid supply apparatus of common known a kind of reciprocating pump type, wherein, a discharge head inserts and is contained in the accumulator head portion, accumulator and bar are vertically mounted in the container, the cylindrical piston that has a quilt upwards to press on the circumference of bar, on the other hand, be provided with a ball-valve type suction valve in the bottom of accumulator, and, one expulsion valve is meanwhile arranged, and it opens and closes the flow channel from accumulator inside to bar inside that is located between piston and the bar along with the sliding movement of piston with respect to bar.
Relevant prevent that in such liquid supply apparatus liquid from sewing aspect, have following prior art.
One of prior art is, is shaped on the wresting-in type groove on accumulator and the bar, be used under the state that presses down, bar being locked with respect to accumulator, and, a pressure bar that is used to press the ball of suction valve is arranged, in order that when pressing down, stopping up spheroid with locking lever.This prior art is disclosed by the open text of Japanese Utility Model Sho-59-82569 number.Another prior art is similar to the above, be shaped on the wresting-in type groove that is used to lock on accumulator and the bar, and meanwhile bar is provided with diameter-increasing portion, is used for when pressing down locking lever shutoff built in along accumulator narrow midway.This prior art is disclosed by Japanese Utility Model publication No. Sho-62-114672.
In above-mentioned first kind of prior art, when directly pressing the ball of suction valve to prevent leak of liquid in the termination of pressure bar, the engagement of wresting-in type between bar and accumulator, because vibration in the transportation process and/or liquid supply apparatus itself are in order to transport the collision in cargo handling process, the capital is caused loosening, even this loosening be slight, can cause directly that also suction valve opens.Therefore, this shortcoming makes it to prevent sewing of liquid.
In addition, in above-mentioned second kind of prior art, being located at diameter-increasing portion on the bar is placed into built in along in the accumulator narrow midway, in order that shutoff accumulator, thickness increase along with diameter-increasing portion, and wresting-in type engagement when loosening bar just rise slightly, so when diameter-increasing portion is inserted in the narrow, prevented that undoubtedly liquid from sewing.Yet,, bar can't be moved down because liquid accumulates between suction valve and the diameter-increasing portion.Therefore, the shortcoming of existence is to lock once more.
Therefore, main purpose of the present utility model provides a kind of liquid supply apparatus that can overcome above-mentioned shortcoming.
The preferential purpose of the utility model is to prevent reliably under following situation that liquid from sewing, promptly in that the wresting-in type engagement that makes bar and accumulator produces under the situation about becoming flexible because the vibration of transportation process and this product bump in cargo handling process for transportation, take with dual liquid leak-proof measure, promptly, narrow with the diameter-increasing portion shutoff accumulator of bar, and, close the spheroid of suction valve by the pressure bar of bar.
Another purpose of the present utility model provides a kind of liquid supply apparatus, this equipment, when making the helical spring pressurized between an insertion suction valve spheroid and the pressure bar and stopping at compressive state, it can keep the closed state of ball under the situation that the wresting-in type engagement of bar and accumulator is become flexible.
The utility model also has another purpose to provide a kind of liquid supply apparatus, owing to lack than common required number of spare parts, the cost of production of this equipment reduces, this is common two required helical springs to be made one have the dual structure of major diameter part and small diameter portion to reach, one of two helical springs are used for depression bar, and wherein another is used for pressure ball.
The further purpose of the utility model provides a kind of liquid supply apparatus, its entire infrastructure reduces much simple because of part number, owing to be used for the helical spring of the supporting structure pressure ball body, that common needs are complicated, made one with the helical spring that is used for depression bar, so its supporting is the helical spring supporting that is used for depression bar, thereby no longer need be with such support mechanism for the helical spring of pressure ball.
Liquid supply apparatus by reciprocating pump type of the present utility model is such liquid supply apparatus, it has a discharge head 11 to be contained in slidably in the top accumulator 50 of equipment, accumulator is vertically mounted in the container and is in such state, and promptly the bar 10 of circumference with a cylindrical piston 20 upwards pressed; A ball-valve type suction valve X is arranged, be contained in accumulator 50 bottoms; And an expulsion valve Y arranged, it is along with the sliding movement of piston with respect to bar, opening and closing are located at the flow channel from accumulator 50 inside to bar 10 inside between piston 20 and the bar 10, it is characterized in that, accumulator 50 and bar 10 are shaped on wresting-in type groove 50a and 10a respectively, are used for bar 10 being locked with respect to accumulator 50 when pressing down accumulator 50 at bar 10; On bar 10, be provided with diameter-increasing portion 13b, be used for bar 10 press down and when locked shutoff built in along accumulator 50 narrow midway; And, also having a pressure bar 13e, it is by a helical spring that is in compressive state, and the ball 40 of suction valve X is pressed in closed condition.
Feature of the present utility model also is, helical spring is made minor diameter to obtain a small diameter portion 30b with the one end, and by this small diameter portion 30b being positioned between the pressure bar 13e termination and ball 40 of bar 10, become a device that is used for pressure ball, and, by being positioned between the diameter-increasing portion 13b of bar 10 and the stepped shaft mate 50d in the accumulator 50, remaining major diameter part 30a is made for a device that is used for depression bar.
Therefore, the effect of conventionally known reciprocating pump is arranged certainly by liquid supply apparatus of the present utility model, comprise that the vertical motion by bar 10 sucks and discharges, and, if bar is screwed into accumulator 50 and is locked in a state that presses down with respect to accumulator 50, the ball 40 of suction valve X is sealed by helical spring 30, and this helical spring 30 is pressed down by the top of bar and compresses, thereby gives ball 40 with the elasticity power of taking one's seat.Meanwhile, enter the flow channel in the bar because the narrow 50b of the diameter-increasing portion 13b of bar and accumulator meshes blocks, thereby guaranteed a kind of double action that prevents that liquid from sewing.
A helical spring is made minor diameter with the one end, to obtain a small diameter portion 30b, and by this small diameter portion 30b being positioned between the pressure bar 13e termination and ball 40 of bar 10, become a device that is used for pressure ball, and, by being positioned between the diameter-increasing portion 13b of bar 10 and the stepped shaft mate 50d in the accumulator 50, remaining major diameter part 30a is made for a device that is used for depression bar.
That is to say, though in normal suction and discharge process, have only the major diameter part 30a of helical spring 30 to be subjected to elastic compression, but when bar 10 further presses down above general user mode, pressure bar 13e begins to contact with small diameter portion 30b, and make small diameter portion 30b produce an active force in its most of depressed position, ball 40 is pressed onto the state that compresses (state as shown in Figure 1) that is in.
Fig. 1 is the side view in partial cross-section of liquid supply apparatus when being pressed down and lock by first kind of most preferred embodiment of the present utility model;
Fig. 2 is the side view in partial cross-section of same embodiment when aspirating;
Fig. 3 is same embodiment's a pith perspective view, and;
Fig. 4 is the pith cross-section profile of second kind of most preferred embodiment.
With reference to the accompanying drawings most preferred embodiment of the present utility model is elaborated.
Fig. 1 to Fig. 3 has represented first kind of most preferred embodiment of the present utility model.In these figure, the 50th, the expression accumulator.Accumulator 50 vertically is contained in the proper container (not shown), and is fixed on the upper end of container by a wresting-in type calotte, and is connected with the inside of container with pipe 52 by a suction valve X who is contained in container bottom.
In addition, in the accompanying drawing of expression most preferred embodiment, be provided with omnidirectional flange on the lower circumference limit of accumulator 50.This flange is not the pipe that inserts in the accumulator lower end.Under such situation when inserting accumulator (not shown) lower end, it plays the positioning work piece of its end of supporting.
When the fluid viscosity that will discharge is very high, just need this thick walled tube.
Suction valve X is a kind of so known conventional version, and promptly its valve opening 50c is owing to taking a seat of ball 40 sealed.
In the drawings, 50b is a narrow, the diameter-increasing portion 13b institute shutoff of the bar 10 that it will be illustrated by a back, and this narrow 50b is built in accumulator 50 belows.
The wresting-in type groove 50a corresponding with the wresting-in type groove 10a of bar be built in accumulator 50 tops, when bar presses down as locking framework.
In the accompanying drawings, the 10th, bar (under this concrete condition, a series of movement parts that are used for accumulator comprise the discharge head, are called " bar " here).
In this most preferred embodiment, bar 10 is divided into a connection pipeline section 12 that is connected with discharge head 11, and an insertion section 13, and it is contained in and inserts this and connects in pipeline section 12.
Inserting on the section 13, a side that is located at diameter-increasing portion 13b midway is shaped on pressure bar 13e, be used for by helical spring 30b pressure ball 40, and meanwhile, the other end of diameter-increasing portion 13b make one be connected the part 13a that pipeline section 12 assembles.
At insertion portion 13a place, be provided with vertical breach 13f in circle edge, to guarantee that a flow channel is arranged when insertion portion 13a is installed in and inserts in the connection pipeline section 12.In this most preferred embodiment, the cross section that inserts section is criss-cross, thereby forms breach 13f (referring to Fig. 3).
In the accompanying drawings, the 20th, piston, it is worked in accumulator 50 with bar 10.
Piston 20 is made cylindrical and is contained in bar 10 outsides, so the inner peripheral wall of piston contacts with the outer circle wall of bar slidably, and the outer circle wall of piston contacts with the inner peripheral wall of accumulator 50 slidably.
In addition, piston 20 can be vertically slidably, from connecting pipeline section 12 to the breach 13f exposed parts that inserts section 13a, is contained in their outsides and plays an expulsion valve Y, is used for along with the rising of piston 20 and descends to sealing and open this exposing part.
That is to say, because when bar promotes in aspiration procedure, slip resistance between slip resistance between piston 20 outer circle walls and accumulator 50 inner peripheral walls and piston inner peripheral wall and bar 10 outer circle walls has difference, so that the piston lower end contact with the diameter-increasing portion 13b upper surface of bar, consequently closed expulsion valve Y, and the liquid in the container is by in the suction valve X suction accumulator of opening (referring to the state shown in Fig. 2).
Then, when bar 10 was in discharge process downwards, suction valve X closed, and meanwhile, left current position under the pressure effect of the liquid of piston 20 in accumulating in accumulator 50.Consequently, the upper surface of the diameter-increasing portion 13b of bar is left in the piston lower end, and the part that exposes bar inside is exposed, thereby expulsion valve Y is opened.
When bar further moves down, because the step part 12a of engagement is arranged, piston is moved down with bar, make by compression liquid from the breach 13f of bar insertion portion 13a, via connecting pipeline section 12, discharge by discharge head 11.
In addition, in this most preferred embodiment,, be shaped on a protruding mate 13c (referring to Fig. 3) at the upper surface of diameter-increasing portion for the lower end that makes piston 20 closely contacts with the upper surface of the diameter-increasing portion of bar.
Mention, in the drawings 30 are helical springs that are inserted between pressure bar 13e and the ball 40.This helical spring also provides the pressurization to bar 10.
That is to say that an end of helical spring 30 is made minor diameter, so that a small diameter portion 30b to be provided.Between the pressure bar 13e end and ball 40 that small diameter portion 30b are placed in bar 10, one end has been made the device of pressure ball, and, meanwhile, by remaining major diameter part 30a is placed between the diameter-increasing portion 13b of bar 10 and the step-like mate 50d in accumulator 50, thereby it has been made the device of depression bar.
Therefore, in normal suction and discharge process, has only major diameter part 30a elastic compression.When bar 10 further compressed above general user mode, the termination of pressure bar 13e began to contact with small diameter portion 30b, and in most of depressed position, makes small diameter portion 30b by compression, and small diameter portion 30b causes ball 40 pressurizeds (referring to Fig. 1) by compression.
Then, Fig. 4 represents second kind of most preferred embodiment of the present utility model.As mentioned above, when bar pressed down, the diameter-increasing portion 13b shutoff of bar 10 was on the narrow 50b of accumulator 50.In first kind of most preferred embodiment, though the shutoff of narrow part also is to realize by an annular plug 13d who is vertically fixed on the diameter-increasing portion, but in the most preferred embodiment here, the shutoff of narrow part is by annular plug 13d being inserted among the annular groove 50d that step part arranged, and narrow from then on step begins and makes annular groove 50d.
In addition, all the other structures of second kind of most preferred embodiment are consistent with first kind of most preferred embodiment, so their explanation is omitted.
Claims (3)
1. liquid supply apparatus, wherein, a discharge head (11) is arranged, it is contained in the top accumulator (50) of equipment slidably, accumulator (50) is vertically mounted in the container and is in such state, and promptly the bar (10) of circumference with a cylindrical piston (20) upwards pressed; A ball-valve type suction valve (X) is arranged, and it is contained in accumulator (50) bottom; And an expulsion valve (Y) arranged, it is along with the sliding movement of piston with respect to bar, opening and closing are located at the flow channel from accumulator (50) inside to bar (10) inside between piston (20) and the bar (10), it is characterized by: accumulator (50) and bar (10) are shaped on wresting-in type groove (50a) and (10a) respectively, be used at bar (10) when pressing down accumulator (50), bar (10) being locked with respect to accumulator (50); On bar (10), be provided with diameter-increasing portion (13b), be used for bar (10) press down and when locked shutoff built in along accumulator (50) narrow midway; And, also has a pressure bar (13e), it presses the helical spring described in (a) by one, the ball (40) of suction valve (X) is depressed into is in closed condition: (a) helical spring is made minor diameter to obtain a small diameter portion (30b) with the one end, and by between pressure bar (13e) termination and ball (40) that this small diameter portion (30b) are placed bar (10), become a device that is used for pressure ball, and, between the diameter-increasing portion (13b) and the middle stepped shaft mate (50d) of accumulator (50) that remaining major diameter part (30a) are positioned at bar (10), make a device that is used for depression bar.
2. according to the described liquid supply apparatus of claim 1, it is characterized by, circular groove (50d) is built in a step place of accumulator (50), narrow (50b) is from step, and, the annular plug (13d) of the bar (10) that vertically stretches out from bar (10) diameter-increasing portion (13b) inserts the circular groove (50d), thereby makes plug (13d) be utilized blocking device as narrow (50b).
3. according to claim 1 or 2 described liquid supply apparatus, it is characterized by, bar (10) is divided into the connection pipeline section (12) that is connected with discharge head (11) and inserts the insertion section (13) that is connected in the pipeline section (12), be located at along a side of inserting section (13) diameter-increasing portion (13b) midway and be shaped on pressure bar (13e), its opposite side is made and is inserted the insertion portion (13a) that connects in the pipeline section (12), insertion portion (13a) is provided with vertical vacancy (13f) in circle edge, so that when inserting, obtain the flow channel in connecting pipeline section (12), insertion portion inserts with the outer open country of vacancy (13f) part and connects in the pipeline section (12), and, cylindrical piston (20) can vertically be slidably mounted on from connecting the exposed parts of pipeline section (12) to insertion portion (13a) vacancy (13f), thereby constituted an expulsion valve (Y), it can be along with the lifting and the decline of piston (20), shutoff and open exposed parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97204648 CN2309441Y (en) | 1997-03-12 | 1997-03-12 | Liquid supply apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97204648 CN2309441Y (en) | 1997-03-12 | 1997-03-12 | Liquid supply apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2309441Y true CN2309441Y (en) | 1999-03-03 |
Family
ID=33925094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97204648 Expired - Fee Related CN2309441Y (en) | 1997-03-12 | 1997-03-12 | Liquid supply apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2309441Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114195078A (en) * | 2021-12-16 | 2022-03-18 | 宁波沪港食品机械制造有限公司 | Irritate wine and go out wine device and use device's oak barrel |
-
1997
- 1997-03-12 CN CN 97204648 patent/CN2309441Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114195078A (en) * | 2021-12-16 | 2022-03-18 | 宁波沪港食品机械制造有限公司 | Irritate wine and go out wine device and use device's oak barrel |
| CN114195078B (en) * | 2021-12-16 | 2023-12-01 | 宁波沪港食品机械制造有限公司 | Wine filling and discharging device and oak barrel using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |