CN208342596U - A kind of preceding mixing high-pressure water knife cutting machine of configuration variables pump - Google Patents
A kind of preceding mixing high-pressure water knife cutting machine of configuration variables pump Download PDFInfo
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- CN208342596U CN208342596U CN201820877367.5U CN201820877367U CN208342596U CN 208342596 U CN208342596 U CN 208342596U CN 201820877367 U CN201820877367 U CN 201820877367U CN 208342596 U CN208342596 U CN 208342596U
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Abstract
Mixing high-pressure water knife cutting machine before being pumped the utility model relates to a kind of configuration variables.Its technical solution is: for an entrance of mixer for connecting the clear water from high-pressure clear water pump, another entrance connects the drift sand from mixing sand tank by fluidisation sand shut-off valve, and outlet is connected to cutting nozzles by sediment transport hose；Fluidized plate is installed inside the mixing sand tank, the inner space of mixing sand tank is divided into two spaces up and down, upper space is sand loading space, and lower space is fluidizing space；Installation fluidisation hose in the mixing sand tank, the one end for fluidizing hose connect the high pressure water pumped from high pressure mulling, and the other end is connected on the centre bore of fluidized plate, and fluidized plate centre bore is equipped with jet nozzle.Beneficial effect is: since the setting of fresh water pump is so that sediment transport pipeline is not easy to block；The setting of bivariate pump keeps the continuous stable time under same sandpipe operating condition longer, so that sand concentration is continual and steady, sand concentration can reach higher level for the structure design of mixing sand tank.
Description
Technical field
The utility model relates to a kind of solid material cutting equipment, in particular to mixing high pressure water before a kind of configuration variables pump
Jet cutting machine.
Background technique
It is current opposite preceding mixing and rear mixing for dividing for Water Cutting, wherein preceding mixing relatively rear mixing in cutting energy on an equal basis
Have under the conditions of power operating pressure only before mixing operating pressure 1/5-1/8 the advantages of so that it is chiefly used in field and special under water etc.
In different environment.
Preceding mixing water cutting machine is that single pump firm discharge occurs under operating pressure when nozzle wear both at home and abroad at present
The problem of dropping, cutting power caused to decline.In addition, at present both at home and abroad before mixing water cutting machine due to mixer structure,
The ratio of sand in water is relatively low, and non-uniform phenomenon, causes cutting power low and the problem of consistency difference.
Summary of the invention
It is preceding mixed to provide a kind of configuration variables pump aiming at drawbacks described above of the existing technology for the purpose of this utility model
Formula high-pressure water knife cutting machine makes cutting power remain longer, more stable.
Mixing high-pressure water knife cutting machine before a kind of configuration variables that the utility model is mentioned pump, technical solution is: including
High-pressure clear water pump (1), high pressure mulling pump (3), mixing sand tank (5), fluidisation sand shut-off valve (6), mixer (7), sediment transport hose (8),
Cutting nozzles (9), the mixer (7) are equipped with two entrances and one outlet, and one of entrance comes from high pressure for connecting
The clear water of fresh water pump (1), another entrance come from the drift sand of mixing sand tank (5) by fluidisation sand shut-off valve (6) connection, and outlet passes through
Sediment transport hose (8) is connected to cutting nozzles (9)；
One porous fluidized plate (503) is installed inside the mixing sand tank (5), the inner space of mixing sand tank (5) is divided into
Upper and lower two spaces, upper space are sand loading space (502), and lower space is fluidizing space (504)；
One end connection of installation fluidisation hose (501) in the mixing sand tank (5), fluidisation hose (501) comes from high pressure mulling
The high pressure water of (3) is pumped, the other end is connected on the centre bore of fluidized plate (503), and fluidized plate (503) centre bore is equipped with jet stream spray
Mouth (506).
Preferably, the tank bottom of above-mentioned fluidizing space (504) is bullet (505).
Preferably, central axis locating for jet nozzle (506) is overlapped with mixing sand tank (5) sand export axis.
Preferably, above-mentioned high-pressure clear water pump (1) is connected to one of mixer (7) by high-pressure clear water pump hose (2) and enters
Mouthful.
Preferably, above-mentioned high pressure mulling pump (3) is connected to the top of mixing sand tank (5) by high pressure mulling hose (4).
Mixing high-pressure water knife cutting machine before another configuration variables that the utility model is mentioned pump, technical solution is: packet
Include high-pressure clear water pump (1), high-pressure clear water pump hose (2), high pressure mulling hose (4), mixing sand tank (5), fluidisation sand shut-off valve (6),
Mixer (7), sediment transport hose (8), cutting nozzles (9), clear water shut-off valve (10), mulling shut-off valve (11),
The mixer (7) is equipped with two entrances and one outlet, and one of entrance is connected by clear water shut-off valve (10)
The clear water from high-pressure clear water pump (1) is fetched, another entrance comes from the stream of mixing sand tank (5) by fluidisation sand shut-off valve (6) connection
Sand, outlet are connected to cutting nozzles (9) by sediment transport hose (8)；
One porous fluidized plate (503) is installed inside the mixing sand tank (5), the inner space of mixing sand tank (5) is divided into
Upper and lower two spaces, upper space are sand loading space (502), and lower space is fluidizing space (504)；
One end of installation fluidisation hose (501) in the mixing sand tank (5), fluidisation hose (501) passes through mulling shut-off valve
(11) it is connected to high-pressure clear water pump (1), the other end is connected on the centre bore of fluidized plate (503), fluidized plate (503) centre bore peace
Equipped with jet nozzle (506).
Preferably, the tank bottom of above-mentioned fluidizing space (504) is bullet (505).
Preferably, central axis locating for jet nozzle (506) is overlapped with mixing sand tank (5) sand export axis.
Preferably, the outlet of above-mentioned high-pressure clear water pump (1) is equipped with threeway, and one outlet passes through high-pressure clear water pump hose (2)
An entrance of mixer (7) is connected to clear water shut-off valve (10), second outlet passes through high pressure mulling hose (4) and mulling
Shut-off valve (11) is connected to the fluidisation hose (501) in mixing sand tank (5), and is sprayed by jet nozzle (506).
The beneficial effects of the utility model are: the high-pressure clear water pump of variable and high pressure mulling pump are adjusted by flow so that work
Make that pressure is adjustable in a certain range, operating pressure appropriate can be selected according to the hardness and thickness of cutting material, kept away
Exempt from using under the conditions of constant displacement pump, the loss of power, water and sand that fixation pressure generates；The high-pressure clear water pump of variable and high pressure mulling
The flow of pump is adjustable, and the sum of flow is greater than initial cut nozzle flow demand, and when cutting nozzles are worn, latus rectum is increased
When, defined operating pressure still can be maintained by tuning up working flow, the internal structure of mixing sand tank cooperates independent high pressure mixed
The density of sand in the fluidization uniformity and water of sand can be improved in sand pump water.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the embodiments of the present invention 1；
Attached drawing 2 is the structural schematic diagram of the embodiments of the present invention 2；
Attached drawing 3 is the structure chart of the mixing sand tank of the utility model；
In upper figure: high-pressure clear water pump 1, high-pressure clear water pump hose 2, high pressure mulling pump 3, high pressure mulling hose 4, mixing sand tank 5,
Fluidize hose 501, sand loading space 502, fluidized plate 503, fluidizing space 504, the fluidisation conical surface 505, fluidisation nozzles 506, fluidisation sand
Shut-off valve 6, mixer 7, sediment transport hose 8, cutting nozzles 9, clear water shut-off valve 10, mulling shut-off valve 11.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1, the utility model are mentioned a kind of with high-pressure hydraulic cutting machine mixing before variable pump: as shown in Figure 1,
Including high-pressure clear water pump 1, high-pressure clear water pump hose 2, high pressure mulling pump 3, high pressure mulling hose 4, mixing sand tank 5, fluidisation hose
501, sand loading space 502, fluidized plate 503, fluidizing space 504, fluidisation the conical surface 505, fluidisation nozzles 506, fluidisation sand shut-off valve 6,
Mixer 7, sediment transport hose 8, cutting nozzles 9.
As shown in Figure 1,1 water flow of high-pressure clear water pump is adjustable, which passes through conveyance conduit and high pressure
Clear water pump hose 2 is connected to an entrance of mixer 7, and passes through a fluidisation sand shut-off valve 6 for mixer 7 and mixing sand tank 5
Isolation.
As shown in Figure 1, the high pressure mulling pumps, 3 water flows are adjustable, and high pressure mulling pump 3 passes through conveyance conduit and high pressure
Mulling hose 4 is connected to 5 top of mixing sand tank.
As shown in figure 3, installing a porous fluidized plate 503 inside the mixing sand tank 5, space in tank is divided into upper and lower two
A space, upper space are sand loading space 502, and lower space is fluidizing space 504, and the tank bottom of fluidizing space 504 is bullet
505。
As shown in figs. 1 and 3, a fluidisation hose 501 is installed, the connection of this root hose one end is special to be used in the mixing sand tank 5
In the high pressure water of mulling, the other end is connected on the centre bore of fluidized plate 503, and 503 centre bore of fluidized plate is equipped with jet nozzle
506, this nozzle centre axis is overlapped with 5 sand export axis of mixing sand tank.
As shown in Figure 1, one end of the fluidisation sand shut-off valve 6 connects mixing sand tank 5, one of one end connection mixer 7 enters
Mouthful, for controlling the connection and closing of drift sand and mixer in mixing sand tank.
As shown in Figure 1, there are two entrance and one outlets for the mixer 7, one of entrance is for connecting from height
The clear water of fresh water pump 1 is pressed, for another entrance by shut-off valve 6 for connecting the drift sand from mixing sand tank 5, outlet is soft by sediment transport
Pipe 8 is connected to cutting nozzles 9.
As shown in Figure 1, the high-pressure clear water pump 1 is ended in pigging working stage by the fluidisation sand of 5 bottom of mixing sand tank
Valve 6 is isolated by mixer with working line, and what pigging high-pressure hydraulic pump 1 provided cleans out working line without sand high pressure water.Its
The high pressure water first purpose of output is the sand for clearing up in mixer and sediment transport pipe.
As shown in Figure 1, the high pressure mulling pump 3, the high pressure water first purpose of output are the fluidisation of sand.
As shown in Figure 1,1 pump capacity of high-pressure clear water pump for pigging and the high-pressure pump flow 3 for mulling are equal
For meet job requirement flow more than half.When cutting nozzles 9 are not worn, two pump work flows are adjusted, two pump works are made
The sum of flow is equal to the requirement of working flow at this time, and when cutting nozzles are worn, when latus rectum becomes larger, working flow demand increases, this
When adjust and increase two pump work flows, so that the sum of two pump work flows is equal to latus rectum increases at this time working flow demand, lead to
It crosses this method and extends holding time for cutting power under same branch cutting nozzles.
As shown in Figure 1, the effect of the fluidized plate 503 is to accept the sand being stored in mixing sand tank 5, and by porous
Fluidisation makes fluidisation uniformly, and reduces the influence of the gravity convection uniformity generated due to sand layer thickness variation.
As shown in Figure 1, the high pressure water from high pressure mulling pump 3 arrives fluidisation nozzles through 5 internal fluidisation hose 501 of mixing sand tank
506 spray, and by the sand flow around sand export, while reducing the concentration of fluidizing space sand, the mulling under hydraulic pressure and gravity
The sand of 5 upper space 502 of tank storage adds on 505 inclined-plane of cone of fluidizing space 504 through the aperture on fluidized plate 503, then
It flow to sand export and forms high-concentration mortar, the shut-off valve 6 opened by 5 bottom of mixing sand tank is in mixer 7 and from high pressure clear water
The high pressure clear water mixing of pump 1.
The beneficial effect of this specific implementation is: the high pressure mulling pump of the high-pressure clear water pump and variable of variable is separately configured,
It works respectively, may make the proportion of clear water access water and mulling clear water access water flow that there is certainty, high-pressure clear water pump list
Solely when work, so that cleaning carries out at lower pressures.
Embodiment 2, the utility model are mentioned a kind of with high-pressure hydraulic cutting machine mixing before variable pump, as shown in Fig. 2,
Including high-pressure clear water pump 1, high-pressure clear water pump hose 2, high pressure mulling hose 4, mixing sand tank 5, fluidisation hose 501, sand loading space
502, fluidized plate 503, fluidizing space 504, the fluidisation conical surface 505, fluidisation nozzles 506, fluidisation sand shut-off valve 6, mixer 7, sediment transport
Hose 8, cutting nozzles 9, clear water shut-off valve 10, mulling clear water shut-off valve 11.
The present embodiment 2 difference from example 1 is that: eliminate high pressure mulling pump.On clear water access and mulling
One shut-off valve is installed respectively on clear water access, clear water access is controlled by the size that two shut-off valves open area respectively and mulling is logical
The size of road water flow；High-pressure clear water pump is that flow is adjustable, and flow is greater than initialization flow, its advantage is that: the pump of use
It is few, it is more economical.
The beneficial effects of the utility model are: the high-pressure clear water pump of variable and high pressure mulling pump are adjusted by flow so that work
Make that pressure is adjustable in a certain range, operating pressure appropriate can be selected according to the hardness and thickness of cutting material, kept away
Exempt from using under the conditions of constant displacement pump, the loss of power, water and sand that fixation pressure generates；The high-pressure clear water pump of variable and high pressure mulling
The flow of pump is adjustable, and the sum of flow is greater than initial cut nozzle flow demand, and when cutting nozzles are worn, latus rectum is increased
When, defined operating pressure still can be maintained by tuning up working flow.Mixing sand tank internal structure cooperates independent high pressure mulling
The density of sand in the fluidization uniformity and water of sand can be improved in pump water.
In addition, it should be noted that: high-pressure clear water pump hose 2, high pressure mulling hose 4, fluidisation in above-described embodiment
Hose 501, sediment transport hose 8 are can also to cancel high pressure clear water according to field condition to install and easy to assembly and design
Pump hose 2, high pressure mulling hose 4, fluidisation hose 501, are directly connected by conveyance conduit, the utility model also may be implemented
Function.
The above, is only the preferred embodiment of the utility model, and anyone skilled in the art may benefit
Equivalent technical solution is modified the utility model or is revised as with the technical solution of above-mentioned elaboration.Therefore, foundation
Any simple modification or substitute equivalents that the technical solution of the utility model is carried out belong to the greatest extent the requires of the utility model protection
Range.
Claims (9)
- Mixing high-pressure water knife cutting machine before 1. a kind of configuration variables pump, it is characterized in that: including high-pressure clear water pump (1), high pressure mulling Pump (3), mixing sand tank (5), fluidisation sand shut-off valve (6), mixer (7), sediment transport hose (8), cutting nozzles (9), the mixer (7) it is equipped with two entrances and one outlet, one of entrance is used to connect the clear water from high-pressure clear water pump (1), another Entrance comes from the drift sand of mixing sand tank (5) by fluidisation sand shut-off valve (6) connection, and outlet is connected to cutting by sediment transport hose (8) Nozzle (9)；One porous fluidized plate (503) is installed inside the mixing sand tank (5), the inner space of mixing sand tank (5) is divided into up and down Two spaces, upper space are sand loading space (502), and lower space is fluidizing space (504)；Installation fluidisation hose (501) in the mixing sand tank (5), one end connection of fluidisation hose (501) is from high pressure mulling pump (3) High pressure water, the other end is connected on the centre bore of fluidized plate (503), and fluidized plate (503) centre bore is equipped with jet nozzle (506).
- Mixing high-pressure water knife cutting machine before 2. a kind of configuration variables according to claim 1 pump, it is characterized in that: the fluidisation The tank bottom in space (504) is bullet (505).
- Mixing high-pressure water knife cutting machine before 3. a kind of configuration variables according to claim 1 pump, it is characterized in that: jet nozzle (506) central axis locating for is overlapped with mixing sand tank (5) sand export axis.
- Mixing high-pressure water knife cutting machine before 4. a kind of configuration variables according to claim 1 pump, it is characterized in that: the high pressure Fresh water pump (1) is connected to an entrance of mixer (7) by high-pressure clear water pump hose (2).
- Mixing high-pressure water knife cutting machine before 5. a kind of configuration variables according to claim 1 pump, it is characterized in that: the high pressure Mulling pump (3) is connected to the top of mixing sand tank (5) by high pressure mulling hose (4).
- Mixing high-pressure water knife cutting machine before 6. a kind of configuration variables pump, it is characterized in that: including high-pressure clear water pump (1), high pressure clear water Pump hose (2), mixing sand tank (5), fluidisation sand shut-off valve (6), mixer (7), sediment transport hose (8), is cut high pressure mulling hose (4) Nozzle (9), clear water shut-off valve (10), mulling shut-off valve (11) are cut,The mixer (7) be equipped with two entrances and one outlet, one of entrance by clear water shut-off valve (10) connection come Clear water from high-pressure clear water pump (1), another entrance come from the drift sand of mixing sand tank (5) by fluidisation sand shut-off valve (6) connection, out Mouth is connected to cutting nozzles (9) by sediment transport hose (8)；One porous fluidized plate (503) is installed inside the mixing sand tank (5), the inner space of mixing sand tank (5) is divided into up and down Two spaces, upper space are sand loading space (502), and lower space is fluidizing space (504)；Installation fluidisation hose (501) in the mixing sand tank (5), the one end for fluidizing hose (501) are connected by mulling shut-off valve (11) It is connected to high-pressure clear water pump (1), the other end is connected on the centre bore of fluidized plate (503), and fluidized plate (503) centre bore, which is equipped with, to be penetrated Flow nozzle (506).
- Mixing high-pressure water knife cutting machine before 7. configuration variables according to claim 6 pump, it is characterized in that: the fluidizing space (504) tank bottom is bullet (505).
- Mixing high-pressure water knife cutting machine before 8. a kind of configuration variables according to claim 6 pump, it is characterized in that: jet nozzle (506) central axis locating for is overlapped with mixing sand tank (5) sand export axis.
- Mixing high-pressure water knife cutting machine before 9. a kind of configuration variables according to claim 6 pump, it is characterized in that: the high pressure The outlet of fresh water pump (1) is equipped with threeway, and one outlet is connected to mixed by high-pressure clear water pump hose (2) and clear water shut-off valve (10) One entrance of clutch (7), second outlet are connected to mixing sand tank by high pressure mulling hose (4) and mulling shut-off valve (11) (5) the fluidisation hose (501) in, and sprayed by jet nozzle (506).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820877367.5U CN208342596U (en) | 2018-06-07 | 2018-06-07 | A kind of preceding mixing high-pressure water knife cutting machine of configuration variables pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820877367.5U CN208342596U (en) | 2018-06-07 | 2018-06-07 | A kind of preceding mixing high-pressure water knife cutting machine of configuration variables pump |
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| CN208342596U true CN208342596U (en) | 2019-01-08 |
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| CN201820877367.5U Active CN208342596U (en) | 2018-06-07 | 2018-06-07 | A kind of preceding mixing high-pressure water knife cutting machine of configuration variables pump |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110125806A (en) * | 2019-06-05 | 2019-08-16 | 河南理工大学 | High pressure mortar pump realizes that front mixing abrasive water jet continuously adds sand system and method |
| CN113843712A (en) * | 2021-08-16 | 2021-12-28 | 重庆交通大学 | Floater cutting device on water |
-
2018
- 2018-06-07 CN CN201820877367.5U patent/CN208342596U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110125806A (en) * | 2019-06-05 | 2019-08-16 | 河南理工大学 | High pressure mortar pump realizes that front mixing abrasive water jet continuously adds sand system and method |
| CN113843712A (en) * | 2021-08-16 | 2021-12-28 | 重庆交通大学 | Floater cutting device on water |
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