CN2192739Y - Non-leak hand pump - Google Patents
Non-leak hand pump Download PDFInfo
- Publication number
- CN2192739Y CN2192739Y CN 94206930 CN94206930U CN2192739Y CN 2192739 Y CN2192739 Y CN 2192739Y CN 94206930 CN94206930 CN 94206930 CN 94206930 U CN94206930 U CN 94206930U CN 2192739 Y CN2192739 Y CN 2192739Y
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- China
- Prior art keywords
- diaphragm
- barrier film
- tooth bar
- outlet
- pressure
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- 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 non-leakage hand pump which is a small-sized hand pump capable of continuously supplying water. The utility model comprises a pump body, a pressure driving device, a control valve and a moving mechanism. The pressure driving device arranged on the middle of the pump body separates the inner part of the pump body into three cavities through the left and the right diaphragm devices of the pressure driving device. The three cavities are a left liquid storage cavity, a right liquid storage cavity and the working cavity of the pressure driving device. The upper end of a connecting post is connected with a transverse connecting rod arranged in the pressure driving device, and the lower end of the connecting post is fixed with a toothed rack. A toothed wheel arranged on a fixed plate is engaged with the toothed rack. A rotatable handle is arranged on the toothed wheel. The utility model has the advantages of novel structure, flexible operation, large water output, simple and convenient repair, long service life, no leakage of the pump body, etc. The utility model is widely suitable for various small-sized boilers or devices which need to supply water by hands.
Description
Leak-free hand-operating pump described in the utility model is a kind of being used for to miniature boiler or the reciprocal continuously new types of diaphragm structure hand pump that supplies water of other device.
At water supply, the used small scall coal-fired boiler or the oil-fired boiler of heating of China railways passenger vehicle, except that motor pump supplied water, the moving raw water service pump of the normal equal armrest of moisturizing was realized at present.And existing hand pump to have two kinds of patterns a kind of be the lever type pressure-actuating, this structure is used for many years always and is not changed, and has problems such as volume is big, structure is heavy, press effort, water-outlet quantity is little, and often is obstructed owing to piston and can't presses water supply.Another kind is the reciprocal type pressure-actuating of lever, this structure by the rotation of rotating pressing plate in the pump housing realize into, draining.Though this kind structure is more advanced than lever type pressure-actuating structure, problem such as serious existing rotates that pressing plate is subjected to that card can not be worked, pin fractures and can't repairs, the setting-out amount is little, pump housing seepage, amount of maintenance are big.At existing problem in the above-mentioned prior art, design a kind of Leakless hand pump of rational in infrastructure, advanced technology, existing problem is very necessary in the prior art thereby overcome.
In view of existing problem in the above-mentioned prior art, the purpose of this utility model is that a kind of use rational in infrastructure, advanced in performance of development is reliable, flexible operation, big, the leak free novel manual pump of the long service life pump housing of water output.The utility model is by the ingenious cooperation of membrane configuration and mobile mechanism, thereby creates a kind of Leakless hand pump of practicality.
The utility model provides a kind of leak-free hand-operating pump, and its structure is made up of the pump housing, pressure-actuated device, control valve, mobile mechanism.Pressure-actuated device is made of left and right diaphragm apparatus and transverse link, by left and right diaphragm apparatus with pump housing inside every being divided into three chambeies, promptly left liquid storage cylinder, right liquid storage cylinder and pressure-actuated device active chamber.Left side transfusing chamber one end is connected with left liquid storage cylinder, and the other end is connected with liquid entering hole and liquid outlet by control valve.Right transfusing chamber one end is connected with right liquid storage cylinder, and the other end is connected with liquid entering hole and liquid outlet by control valve.Pressure-actuated device is connected with mobile mechanism, realizes the to-and-fro motion of pressure-actuated device by the effect of mobile mechanism.Left and right diaphragm apparatus in the pressure-actuated device described in the utility model is installed in the and arranged on left and right sides of transverse link respectively.Left side diaphragm apparatus is made up of left diaphragm, left barrier film gland, left barrier film top cover.Left side diaphragm is installed in the middle of left barrier film gland and the left barrier film top cover.The periphery of left side diaphragm is inlaid on the inwall of the pump housing.Right diaphragm apparatus is made up of right diaphragm, right barrier film gland, right barrier film top cover.Right diaphragm is installed in the middle of right barrier film gland and the right barrier film top cover.The periphery of right diaphragm is inlaid on the inwall of the pump housing.Left diaphragm and right diaphragm in the left and right diaphragm apparatus described in the utility model are formed by two diaphragms or a plurality of diaphragm; And adopt rubber or other elastic material to make.Control valve described in the utility model is made up of outlet duplex one-way valve and inlet duplex one-way valve.Two liquid feeding ends (A, B) of outlet duplex one-way valve are connected with left transfusing chamber and right transfusing chamber respectively, and its outlet end (C, D) communicates with liquid outlet.Two outlet ends (E, F) of inlet duplex one-way valve are connected with left transfusing chamber and right transfusing chamber respectively, and its liquid intake end (H, G) communicates with liquid entering hole.Mobile mechanism described in the utility model is made up of connecting column, tooth bar, gear, handle.The upper end of connecting column is connected with transverse link by attachment pegs, and the connecting column lower end is that T-Type structure is fixed with in the upper-end surface of tooth bar by attachment bolt.Tooth bar is installed in the tooth bar seat, and fixed plate is equipped with in the outside of tooth bar seat, and the front end open-work of gear and handle is connected by fixing pin.Gear is meshed with tooth bar, but rotates by the rotation driven gear of handle, realizes moving back and forth of tooth bar.
This Leakless hand pump provided by the utility model is primarily aimed at the replacement requirement of the manual raw water service pump of boiler on the present passenger train.Coal fired boiler on passenger vehicle or its way of supplying water of oil-fired boiler are except that motor-driven raw water service pump at present, also need be equipped with manual small pump, and existing old-fashioned raw water service pump unreasonable structure, leak serious, water output is little, and the parts in the pump housing are fragile, amount of maintenance is big, thereby cause the huge waste of human and material resources, financial resources.The utility model adopts new-type structure, thereby overcome original shortcoming and problem, its main feature is: the pump housing does not have that leakage, water output are big during work, flexible operation, use is reliable, time saving and energy saving, workpiece is not fragile, easy to maintenance, long service life, easy for installation and can continuous water supply.The utility model being extensive use of on China's passenger vehicle boiler and manual miniature boiler that supplies water of other all kinds of need or device will produce remarkable economic efficiency and positive social benefit.
The utility model has three accompanying drawings, wherein:
Accompanying drawing 1 is the structural drawing of leak-free hand-operating pump.
Accompanying drawing 2 is side-looking structural drawing of accompanying drawing 1.
Accompanying drawing 3 is connecting structure schematic representation of control valve.
Among the figure: 1, liquid outlet 2, the pump housing 3, right transfusing chamber 4, right liquid storage cylinder 5, right barrier film top cover-6, right diaphragm 7, tooth bar seat 8, right barrier film gland 9, sliding-groove 10, fixed plate 11, gear 12, fixing pin 13, handle 14, attachment bolt 15, connecting column 16, tooth bar 17, seat board 18 under the pump housing, left side diaphragm 19, left side barrier film gland 20, left side liquid storage cylinder 21, barrier film top, left side cover 22, left side transfusing chamber 23, transverse link 24, attachment pegs 25, liquid entering hole 26, outlet duplex one-way valve 27, inlet duplex one-way valve 28, the pressure-actuated device active chamber
Specific embodiment of the utility model as shown in drawings, its structure is in the pump housing (2) pressure-actuated device, control valve and mobile mechanism to be housed.Pressure-actuated device is made of left and right diaphragm apparatus and transverse link (23), by left and right diaphragm apparatus the pump housing (2) inside is separated into three chambeies, promptly left liquid storage cylinder (20), right liquid storage cylinder (4) and pressure-actuated device active chamber (28).Left side transfusing chamber (22) one ends are connected with left liquid storage cylinder (20), and right transfusing chamber (3) one ends are connected with right liquid storage cylinder (4).Control valve is made up of outlet duplex one-way valve (26) and inlet duplex one-way valve (27).Two liquid feeding ends (A, B) of outlet duplex one-way valve (26) are connected with left transfusing chamber (22) and right transfusing chamber (3) respectively.Its outlet end (C, D) same liquid outlet (1) communicates.Two outlet ends (E, F) of inlet duplex one-way valve (27) are connected with left transfusing chamber (22) and right transfusing chamber (3) respectively, and its liquid intake end (H, G) same liquid entering hole (25) communicates.Left side diaphragm (18) is installed in the middle of left barrier film gland (19) and the left barrier film top cover (21); The periphery of left side diaphragm (18) is inlaid on the inwall of the pump housing (2).Right diaphragm (6) is installed in the middle of right barrier film gland (8) and the right barrier film top cover (5); The periphery of right diaphragm (6) is inlaid on the inwall of the pump housing (2).Left side diaphragm (19) and right diaphragm (6) all adopt rubber material to manufacture.Mobile mechanism is made up of connecting column (15), tooth bar (16), gear (11), handle (13).The upper end of connecting column (15) is connected by the same transverse link of attachment pegs (24) (23).Connecting column (15) lower end is that T-Type structure passes through attachment bolt (14) and is packed in the upper-end surface of tooth bar (16).Tooth bar (16) is installed in the tooth bar seat (7), and the front end open-work that fixed plate (10), gear (11) and handle (13) are equipped with in the outside of tooth bar seat (7) is connected by fixing pin (12), and gear (11) and tooth bar (16) are meshed.By handle (13) but rotation driven gear (11) rotate, realize moving back and forth of tooth bar (16).
Working principle of the present utility model is, when operating grip (13) turns right, then gear (11) drive tooth bar (16) is moved to the left, then driving connecting column (15) is moved to the left in sliding-groove (9), thereby drive transverse link (23) moves to left and then makes left diaphragm apparatus compress left liquid storage cylinder (20), make the internal liquid pressurized discharge the A end that enters the two-way one-way valve of outlet (26), push valve port open and discharge from liquid outlet (1) by left transfusing chamber (22).Right liquid storage cylinder this moment (4) is widened by right diaphragm apparatus and interior pressure reduces, and then the liquid G that opens inlet duplex one-way valve by liquid entering hole (25) holds, and pushes valve port open, enters in the right liquid storage cylinder (4) by right transfusing chamber (3).With turning left by operating grip (13), then force liquid to push valve port open from the B end of outlet duplex one-way valve (26), discharge from liquid outlet (1), and liquid is from the H end input of inlet duplex one-way valve.Like this by the operator to the turning left and right of handle (13), realize the continuous input and output of liquid, finish the continuous operation of pump.
Claims (5)
1, a kind of leak-free hand-operating pump is characterized in that being made up of the pump housing (2), pressure-actuated device, control valve, mobile mechanism; Pressure-actuated device is made of left and right diaphragm apparatus and transverse link (23), and is by left and right diaphragm apparatus that the pump housing (2) is inner every being divided into three chambeies, promptly left liquid storage cylinder (20), right liquid storage cylinder (4) and pressure-actuated device active chamber (28); Left side transfusing chamber (22) one ends are connected with left liquid storage cylinder (20), and the other end is connected by same liquid entering hole of control valve (25) and liquid outlet (1); Right transfusing chamber (3) one ends are connected with right liquid storage cylinder (4), and the other end is connected by same liquid entering hole of control valve (25) and liquid outlet (1); Pressure-actuated device is connected with mobile mechanism, realizes the to-and-fro motion of pressure-actuated device by the effect of mobile mechanism.
2, leak-free hand-operating pump according to claim 1 is characterized in that the left and right diaphragm apparatus in the pressure-actuated device is installed in the and arranged on left and right sides of transverse link (23) respectively; Left side diaphragm apparatus is made up of left diaphragm (18), left barrier film gland (19), left barrier film top cover (21); Left side diaphragm (18) is installed in the middle of left barrier film gland (19) and the left barrier film top cover (21); The periphery of left side diaphragm (18) is inlaid on the inwall of the pump housing (2); Right diaphragm apparatus is made up of right diaphragm (6), right barrier film gland (8), right barrier film top cover (5); Right diaphragm (6) is installed in the middle of right barrier film gland (8) and the right barrier film top cover (5); The periphery of right diaphragm (6) is inlaid on the inwall of the pump housing (2).
3, leak-free hand-operating pump according to claim 1 and 2 is characterized in that left diaphragm (19) and the right diaphragm (6) in the left and right diaphragm apparatus formed by two diaphragms or a plurality of diaphragm; And adopt rubber or other elastic material to make.
4, leak-free hand-operating pump according to claim 1 is characterized in that control valve is made up of outlet duplex one-way valve (26) and inlet duplex one-way valve (27); Two liquid feeding ends (A, B) of outlet duplex one-way valve (26) are connected with left transfusing chamber (22) and right transfusing chamber (3) respectively, and its outlet end (C, D) same liquid outlet (1) communicates; Two outlet ends (E, F) of inlet duplex one-way valve (27) are connected with left transfusing chamber (22) and right transfusing chamber (3) respectively, and its liquid intake end (H, G) same liquid entering hole (25) communicates.
5, leak-free hand-operating pump according to claim 1 is characterized in that mobile mechanism is made up of connecting column (15), tooth bar (16), gear (11), handle (13); The upper end of connecting column (15) is connected by the same transverse link of attachment pegs (24) (23), and connecting column (15) lower end is that T-Type structure passes through attachment bolt (14) and is packed in the upper-end surface of tooth bar (16); Tooth bar (16) is installed in the tooth bar seat (7), fixed plate (10) is equipped with in the outside of tooth bar seat (7), the front end open-work of gear (11) and handle (13) is connected by fixing pin (12), gear (11) and tooth bar (16) are meshed, by handle (13) but rotation driven gear (11) rotate, realize moving back and forth of tooth bar (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94206930 CN2192739Y (en) | 1994-03-16 | 1994-03-16 | Non-leak hand pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94206930 CN2192739Y (en) | 1994-03-16 | 1994-03-16 | Non-leak hand pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2192739Y true CN2192739Y (en) | 1995-03-22 |
Family
ID=33825405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94206930 Expired - Fee Related CN2192739Y (en) | 1994-03-16 | 1994-03-16 | Non-leak hand pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2192739Y (en) |
-
1994
- 1994-03-16 CN CN 94206930 patent/CN2192739Y/en not_active Expired - Fee Related
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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 |