CN87100252A - Double-barrel pulse-generating hydraulic monitor - Google Patents
Double-barrel pulse-generating hydraulic monitor Download PDFInfo
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- CN87100252A CN87100252A CN87100252.3A CN87100252A CN87100252A CN 87100252 A CN87100252 A CN 87100252A CN 87100252 A CN87100252 A CN 87100252A CN 87100252 A CN87100252 A CN 87100252A
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Abstract
A kind of double-barrel pulse-generating hydraulic monitor, it comprises housing (1).Two pistons (3,4) are arranged in housing.Piston is connected to each other with bar (5), forms loculus (31,32).Dividing plate (17) is coaxial with housing (1).Through hole (18) is arranged on the dividing plate, be communicated with penstock.Cell (21,22) is arranged on dividing plate (17), communicate with loculus (31,32) and drainage duct (7,6).Drainage duct is communicated with gun barrel (9,8).Nozzle is housed on the gun barrel.Drainage duct also links to each other with cavity (11,12) by pipe (15,16).
Description
The invention belongs to the technology of utilizing the mining of liquid stream, more particularly, is a kind of double-barrel pulse-generating hydraulic monitor.
The present invention can be used for mining industry and water conservancy construction.With the pulse current fractured rock and the material of the pulse that do not raise, when boiler rinsing unit heating power parts, also can be used as power.
Known a kind of double-barrel pulse-generating hydraulic monitor (No. the 962611st, Soviet Union inventor certificate, M.Ku.
3E21 C25/60, nineteen eighty-two).It has a housing, and a liquid stream line breaker is housed in housing.Line breaker comprises and coaxial mounted two pistons of housing, connects two pistons and can move vertically with bar.First and second gun barrel all is equipped with nozzle.First and second drainage duct all is connected with separately the gun barrel that has nozzle.Also has penstock, first and second tube connector, first and second delivery air chamber.Delivery air chamber is communicated with first and second cavitys.Cavity forms between piston, housing wall and first and second delivery air chamber, and is communicated with first and second drainage ducts by first and second tube connectors.Valve is arranged on the conduit, be communicated with first and second cavity and atmosphere.
Two piston bases are arranged in the housing, and they are coaxial with housing.Piston base is communicated with water inlet pipe with space between the housing wall.Between piston base, housing wall, first and second delivery air chamber, piston is installed.Active joint is housed on housing.Also have some little (current) chambers in the housing.The some of them cell is connected first and second drainage duct and the space between piston base, housing wall, first and second delivery air chamber.Other cells then are communicated with first and second cavity, and connect with first and second drainage ducts respectively by first and second tube connector.
Make piston rod do very longly owing to have the space between piston base and housing wall and the space of piston base, housing wall and piston space, so the size of current line breaker and weight are all increased.The inertia force that produces when line breaker moves also increases, and the translational speed of current line breaker reduces, and causes pressure pulsation frequency reduction in having the gun barrel of nozzle, finally reduces the efficient of hydraulic mining.
Target of the present invention is to make a kind of double-barrel pulse-generating hydraulic monitor.Its structure should effectively utilize space between piston base and the housing wall and the space between piston base, piston and the housing wall.At penstock and have and shorten the current distance between the gun barrel of nozzle, thereby can reduce the size and the weight of current line breaker; The inertia force that produces when reducing it simultaneously and moving improves the translational speed of current line breaker, improves the pressure pulsation frequency in the gun barrel of drainage duct and band nozzle.Final purpose is to improve the efficient of hydraulic mining.
Essence of the present invention is, a kind of double-barrel pulse-generating hydraulic monitor, and it has a housing, and a liquid stream line breaker is housed in the housing.Line breaker has two pistons, with the coaxial installation of housing, and interconnects with piston rod, can move axially.First and second gun barrel all has nozzle.First and second drainage duct all is communicated with the gun barrel that has nozzle.Also has penstock, first and second delivery air chamber of first and second tube connector.They are communicated with first and second cavity in piston, housing wall and first and second compressed air space, and connect with first and second drainage duct respectively by first and second tube connector.First and second cavity is communicated with atmosphere by valve.According to the present invention, in the gun shell, dividing plate is housed between the piston.Dividing plate has axially extending bore, with the coaxial installation of housing, forms third and fourth chamber.Axially extending bore is communicated with penstock on being connected dividing plate.First and second cells are arranged in the dividing plate, and its inlet is positioned on the relative biend of dividing plate.The part of end face is a piston seat.Inlet also is communicated with third and fourth chamber.The outlet of first and second cell is then connected with first and second drainage duct that is connected on the dividing plate respectively.
This structure of double-barrel pulse-generating hydraulic monitor has guaranteed to improve the efficient of hydraulic mining, and by reducing dynamic loading, the weight that promptly alleviates the current line breaker guarantees its reliability.
With example the present invention is specifically described with reference to the accompanying drawings.
Fig. 1 is that double-barrel pulse-generating hydraulic monitor of the present invention is always schemed.
Fig. 2 is II-II section of Fig. 1 of the present invention.
This double-barrel pulse-generating hydraulic monitor structure of recommending comprises housing 1(Fig. 1).It is water that the interior liquid of liquid stream line breaker this example of 2(is housed in the housing).Line breaker comprises piston 3 and 4, and they link to each other with bar 5; Drainage duct 6 and 7 is connected with 9 with the gun barrel 8 that has nozzle; Penstock 10(Fig. 2).Cavity 11(Fig. 1) and 12 between piston 3 and 4, housing wall 1 and delivery air chamber 13 and 14, and is communicated with delivery air chamber 13 and 14 respectively, also is communicated with 6 with drainage duct 7 by tube connector 15 and 16. Delivery air chamber 13 and 14 is full of Compressed Gas.Dividing plate 17 is arranged in the housing 1, axially extending bore 18 is arranged on the dividing plate.Dividing plate is contained between piston 3 and 4, and is coaxial with housing 1, and promptly the longitudinal axis 19 of dividing plate 17 overlaps with the longitudinal axis 20 of housing 1.Drainage duct 6 with 7 and penstock 10(Fig. 2) be connected with dividing plate 17.Dividing plate 17(Fig. 1) in cell 21 and 22 are arranged, on its inlet 23 and 24 two opposite end faces 25 and 26 that are positioned on the dividing plate 17, its outlet 27 and 28 is communicated with drainage duct 7 and 6.Dividing plate 17 end faces 25 and a part of 26 form piston base 29 and 30.Dividing plate 17 forms loculus 31 and 32 between piston 3,4.Loculus 31 and 32 is between housing wall 1, dividing plate 17 end faces 25,26 and piston 3,4.The inlet 23,24 of cell 21,22 is communicated with loculus 31,32.In addition, cavity 11 is connected with air chamber 13,14 by barrier film 33,34 with 12.Diaphragm support is on grid 35 and 36.A cavity, for example cavity 11, by conduit 37 and valve 37 ' be communicated with atmosphere.Have on the gun barrel 8,9 of nozzle active joint 38 and 39 are housed.Housing 1 is installed in (Fig. 2) on the framework 40.All joint seals (Fig. 1) with sealing ring 41. Delivery air chamber 13,14 usefulness parts 42 are fixed on the housing 1.
The double-barrel pulse-generating hydraulic monitor operating principle is as follows:
Valve 37 ' open, and the piston 3 and 4 of the band bar 5 of liquid stream line breaker 2 is when being in the extreme position at piston seat 30 places, the drainage duct 6 that has gun barrel 8 and nozzle is closed, and the drainage duct 7 that has gun barrel 9 and a nozzle is opened into water.At this moment, water is from penstock 10(Fig. 2), be full of axially extending bore 18, by piston base 29(Fig. 1) and the gap of 3 in piston enter loculus 31, enter cell 21 by the inlet 23 on dividing plate 17 end faces 25 then, the outlet 27 by cell 21 enters drainage duct 7, enters the gun barrel 9 of band nozzle again by active joint 39 from drainage duct 7, enter atmosphere by nozzle at last, directive needs broken target.In addition, water is full of cavity 11 from drainage duct 7 by managing 15, but because of valve 37 ' open, so the pressure in this cavity is near atmospheric pressure.Pressure in the cavity 12 is also identical, and this is because the drainage duct 6 and penstock 10(Fig. 2 that has active joint 38 and have the gun barrel 8 of nozzle) at piston 4(Fig. 1) during closure piston base 30 and due to disconnecting.Consequently the compression pressure in delivery air chamber 13 and 14 is pressed on barrier film 33 and 34 on barrier 35 and 36.
Valve-off 37 ' hydraulic giant is entered from the exciting state.This moment, cavity 11 interior hydraulic pressure grew steadily, and left grid 35 until barrier film 33 under hydraulic action, reached pressure balanced position, two sides.The pressure of pressure sharp increase in the cavity 11 subsequently to the drainage duct 7.Its result produces a power, and it is pushed into piston seat 29 with the piston 3 and 4 that liquid flows the band bar 5 of line breaker 2.Water flows out in the chamber of axially extending bore 18, and gap, loculus 32, cell 22, drainage duct 6 and active joint 38 by 30 of piston 4 and bases enter the gun barrel 8 of loading onto nozzle, spray into atmosphere then, and directive needs broken target.At this moment, water flows out from drainage duct 6, by managing 16, is full of cavity 12.Pressure in the cavity 12 are flat to swing steady growth, leaves grid 36 until press mold 34, during the pressure balance of two sides till.Pressure sharp increase in the cavity 12 then, the force value in reaching drainage duct 6.Simultaneously, water flows out in cavity 11, by manage 15 and drainage duct 7 flow into the gun barrel 9 that nozzle is housed.This moment, cavity 11 interior pressure steadily descended, and bounce back into the position of grid 35 under compression pressure until press mold 33.Pressure sharply drops to drainage duct 7 and has pressure in the gun barrel 9 of nozzle then, i.e. atmospheric pressure.After cavity 11 and 12 internal pressures were redistributed and finished, piston 3,4 and bar 5 moved to piston seat 30 directions.Take place by turns at drainage duct 6,7 and the process that has in the gun barrel 8,9 of nozzle, and undertaken by said procedure.Water takes turns directive from the nozzle of two gun barrels and needs broken target.So just the stationary flow with water inlet changes the pulse current into, and pulse does not improve, and pulse frequency is about 15～20 hertz.
The measure that the technical program adopts is summarized as follows: in housing 1, with dividing plate 17 of housing 1 coaxial installation, axially extending bore 18 is arranged on the dividing plate between the piston 3,4.Cell 21,22 is arranged in the dividing plate, and its inlet 23,24 is positioned on two end faces of dividing plate 17.Axially extending bore 18 is communicated with penstock 10.The outlet 27,28 of cell 21,22 is communicated with drainage duct 7,8 respectively.So just shortened current from penstock 10 distance to gun barrel 9,8 and nozzle.Its effect is:
Dwindled the appearance and size of housing, width reduces to 400 millimeters from 610 millimeters, promptly reduces 35%;
Dwindled the appearance and size of liquid stream line breaker, width reduces to 260 millimeters from 400 millimeters, also reduces 35%;
Alleviated the weight of liquid stream line breaker, reduced to 13 kilograms from 20 kilograms, also reduced 35%, this is the result who dwindles appearance and size;
Owing to alleviated weight, and improved the movement velocity of liquid stream line breaker, increase to 5.5 meter per seconds from 5 meter per seconds, increase by 10%;
Because liquid stream line breaker weight saving 35%, speed improves 10%, and makes the dynamic loading on housing and the piston base reduce 25%;
Improved the water pressure pulse frequency in the gun barrel that has nozzle, increased to 15～20 hertz from 10～12.5 hertz, promptly increased by 50%, thereby improved the efficient of hydraulic mining.
Claims (1)
1, a kind of double-barrel pulse-generating hydraulic monitor includes housing (1); Liquid stream line breaker (2) is housed in housing, and line breaker includes and is connected two pistons with coaxial two pistons (3,4), the bar (5) of housing (1) and also can moves axially; The gun barrel (8,9) that has nozzle, drainage duct (6,7) is connected with the gun barrel that has nozzle (8,9); Penstock (10), tube connector (15,16); Delivery air chamber (13,14) is communicated with cavity (11,12), and cavity (11,12) forms between piston (3,4), housing wall (1) and delivery air chamber (13,14), and is communicated with gutter (7,6) by pipe (15,16); A cavity (11 or 12) communicates with atmosphere by valve (37), this device is characterised in that: it also includes a dividing plate (17), and axially extending bore (18) is arranged on dividing plate, and dividing plate is contained between the interior piston (3,4) of housing (1), coaxial with housing (1), and form loculus (31,32); The axially extending bore (18) of dividing plate (17) is communicated with water inlet pipe (10) on receiving dividing plate (17); Cell (21,22) is arranged on dividing plate (17) body, and its inlet (23,24) is positioned on two opposing end faces (25,26) of dividing plate (17), and communicates with cell (31,32), at the bottom of the part formation piston of dividing plate end face (29,30); The outlet (27,28) respectively be connected dividing plate (17) on drainage duct (7,6) communicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87100252 CN1010600B (en) | 1987-01-14 | 1987-01-14 | Double-barrel pulse-generating hydraulic monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87100252 CN1010600B (en) | 1987-01-14 | 1987-01-14 | Double-barrel pulse-generating hydraulic monitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN87100252A true CN87100252A (en) | 1988-07-27 |
| CN1010600B CN1010600B (en) | 1990-11-28 |
Family
ID=4812790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87100252 Expired CN1010600B (en) | 1987-01-14 | 1987-01-14 | Double-barrel pulse-generating hydraulic monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1010600B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018838A (en) * | 2014-06-21 | 2014-09-03 | 吉林大学 | Electrically controlled single-action telescopic drilling tool for borehole hydraulic mining |
-
1987
- 1987-01-14 CN CN 87100252 patent/CN1010600B/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018838A (en) * | 2014-06-21 | 2014-09-03 | 吉林大学 | Electrically controlled single-action telescopic drilling tool for borehole hydraulic mining |
| CN104018838B (en) * | 2014-06-21 | 2015-11-11 | 吉林大学 | A kind of automatically controlled single action for hydraulic borehole mining is stretched drilling tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1010600B (en) | 1990-11-28 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C13 | Decision | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |