CN205835058U - Jet process equipment and denoising device thereof - Google Patents
Jet process equipment and denoising device thereof Download PDFInfo
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- CN205835058U CN205835058U CN201620796362.0U CN201620796362U CN205835058U CN 205835058 U CN205835058 U CN 205835058U CN 201620796362 U CN201620796362 U CN 201620796362U CN 205835058 U CN205835058 U CN 205835058U
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- shower nozzle
- inner shell
- denoising device
- water inlet
- cutting head
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Abstract
This utility model provides a kind of denoising device, and in jet process equipment, denoising device is installed on the cutting head of jet process equipment；Denoising device includes fixing seat, the nozzle housing of hollow and the shower nozzle inner shell of hollow；Being provided with water inlet on fixing seat, fixing seat is installed on cutting head；Nozzle housing is fixed on fixing seat, and cutting head wears shower nozzle inner shell, makes shower nozzle inner shell be fixed on cutting head；Shower nozzle inner shell is positioned at nozzle housing, forms toroidal cavity between nozzle housing and shower nozzle inner shell, and toroidal cavity has circular outlets, and water inlet is connected with toroidal cavity.Water can flow to the one end away from water inlet along toroidal cavity near one end of water inlet, ultimately forms the output of certain thickness cascade, can intercept noise intercepting cascade, effectively reduces the jet noise produced in the jet course of processing.This utility model additionally provides a kind of jet process equipment.
Description
Technical field
This utility model relates to jet technical field of processing equipment, particularly relates to a kind of jet process equipment and noise reduction thereof
Device.
Background technology
Along with the raising day by day of interchangeable manufacturing degree, noise hazard is day by day serious, particularly at some heavy-duty machinery row
Industry, noise control is just particularly important.Water-jet technology is widely used because of the processed edge of its uniqueness.Building ring
The noise in border not should be greater than 85dB, exceedes this value and the audition of human body will produce serious infringement.
And current jet apparatus is in running, environmental noise about is both greater than 90dB substantially.Mentioned above
Environment noise refer to the jet noise that produces due to high-speed water jet and air or periphery medium interaction.High-pressure water jet is grasped
Make personnel's operation under high noise environments for a long time, people's distraction, auditory dysesthesia, disposition can be made irritated, headache, ear can be produced
The symptoms such as ring, amnesia, darkness of mood, even result in human endocrine imbalance, have a strong impact on the physical and mental health of operator,
Affect user to use.
Utility model content
Based on this, it is necessary to add the bigger problem of noise in man-hour for current jet apparatus carrying out jet, it is provided that one
Plant reduction jet process equipment and carrying out the denoising device that jet adds the noise in man-hour, additionally provide a kind of containing above-mentioned fall simultaneously
Make an uproar the jet process equipment of device.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of denoising device, described denoising device in jet process equipment, described denoising device be installed on described in penetrate
On the cutting head of stream process equipment；
Described denoising device includes fixing seat, the nozzle housing of hollow and the shower nozzle inner shell of hollow；
Being provided with water inlet on described fixing seat, described fixing seat is installed on described cutting head；
Described nozzle housing is fixed on described fixing seat, and described cutting head wears described shower nozzle inner shell, makes described shower nozzle
Inner shell is fixed on described cutting head；
Described shower nozzle inner shell is positioned at described nozzle housing, forms annular between described nozzle housing and described shower nozzle inner shell
Cavity, described toroidal cavity has circular outlets, and described water inlet is connected with described toroidal cavity.
Wherein in an embodiment, the distance between described shower nozzle inner shell and described nozzle housing in the range of 5mm～
25mm。
Wherein in an embodiment, the outer surface of described shower nozzle inner shell and the shape phase of the inner surface of described nozzle housing
Adapt to；
The curved setting of cross sectional shape of the outer surface of described shower nozzle inner shell；
The curved setting of cross sectional shape of the inner surface of described nozzle housing.
Wherein in an embodiment, described toroidal cavity width radially is from the one end near described water inlet
It is gradually reduced to the one end away from described water inlet.
Wherein in an embodiment, the quantity of described water inlet is multiple, and multiple described water inlets are along described fixing seat
All sides distribution.
Wherein in an embodiment, the quantity of described water inlet is four, and four described water inlets are uniformly distributed in institute
State all sides of fixing seat.
Wherein in an embodiment, described denoising device also includes fast patch plug, and one end of described fast patch plug is installed
In described water inlet, the other end of described fast patch plug is connected with water inlet pipe.
Wherein in an embodiment, described nozzle housing is made up of stainless steel material or aluminum alloy materials；
Described shower nozzle inner shell is made up of soft material.
Wherein in an embodiment, described nozzle housing is made up of aluminum alloy materials；
Described shower nozzle inner shell is made up of elastomeric material or silica gel material.
Further relate to a kind of jet process equipment, including body and the denoising device as described in any of the above-described technical characteristic；
Described body has cutting head and the mulling pipe being arranged on described cutting head, and described mulling pipe passes through screw element
It is fixed on described cutting head；
The described fixing seat of described denoising device is installed on described cutting head, and the shower nozzle inner shell of described denoising device is sheathed
On described mulling pipe.
The beneficial effects of the utility model are:
Jet process equipment of the present utility model and denoising device thereof, structure design advantages of simple, shower nozzle inner shell and shower nozzle
Shell forms toroidal cavity, enters water from water inlet and can be flowed into toroidal cavity, and toroidal cavity can play the work of guiding
With, enable water to flow to the one end away from water inlet near one end of water inlet along toroidal cavity, finally go out from annular
The output of certain thickness cascade is formed at the mouth of a river.Further, it is in nozzle housing due to shower nozzle inner shell, it is possible to ensure shower nozzle
It is relative closure that shell and nozzle housing enclose the cascade of the toroidal cavity ejection being set as, and enables the cascade of closing to intercept and makes an uproar
Sound, effectively reduces the jet noise produced in the jet course of processing, it is to avoid the noise healthy generation shadow to operator
Ring.The simple in construction of denoising device of the present utility model, noise treatment efficiency is high, with low cost, it is safe and reliable to operate, it is simple to behaviour
Make librarian use.
Accompanying drawing explanation
Fig. 1 is that the denoising device of this utility model one embodiment is installed on the axonometric chart on cutting head and mulling pipe；
Fig. 2 is the front view that the denoising device shown in Fig. 1 is installed on cutting head and mulling pipe；
Fig. 3 is the front sectional view that the denoising device shown in Fig. 1 is installed on cutting head and mulling pipe；
Wherein:
100-denoising device；
110-fixes seat；
111-water inlet；
120-nozzle housing；
130-shower nozzle inner shell；
140-toroidal cavity；
200-cutting head；
210-taper fixed part；
300-mulling pipe；
400-nut.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, by the following examples, and
In conjunction with accompanying drawing, jet process equipment of the present utility model and denoising device thereof are further elaborated.Should be appreciated that this
Specific embodiment described by place, only in order to explain this utility model, is not used to limit this utility model.
Seeing Fig. 1 to Fig. 3, this utility model provides a kind of denoising device 100, and denoising device 100 is processed for jet
In equipment.It should be noted that denoising device 100 of the present utility model can apply in different jet process equipments, more
It is applicable to water jet machining equipment, is particularly suited in high-pressure water jet process equipment.It is installed on jet by denoising device 100
On the cutting head 200 of process equipment, it is possible to effectively reduce jet process equipment jet noise in the jet course of processing, it is to avoid
The jet noise healthy generation impact on operator.
Further, the simple in construction of denoising device 100 of the present utility model, it is simple to operator assemble and operate with, valency
Lattice are cheap, and the efficiency processing jet noise is high, and using effect is good, it is simple to user uses.
In this utility model, denoising device 100 includes fixing seat 110, nozzle housing 120 and shower nozzle inner shell 130.Shower nozzle
Shell 120 is hollow structure, and shower nozzle inner shell 130 is also hollow structure.It is provided with water inlet 111, fixing seat on fixing seat 110
110 are installed on cutting head 200.Further, fixing passing through between seat 110 with cutting head 200 is fastened and connected or threadeds
Mode is fixed.In the present embodiment, fixing be threaded connection between seat 110 and cutting head 200 fixing, to ensure fixing seat
110 firm being fixed on cutting head 200, it is to avoid the position of fixing seat 110 occurs play, and then ensures denoising device 100
Position is fixed so that denoising device 100 noise reduction effective.
Nozzle housing 120 is fixed on fixing seat 110.Between nozzle housing 120 and fixing seat 110 by being fastened and connected or
Person is threaded fixing.In the present embodiment, it is threaded connection fixing between nozzle housing 120 and fixing seat 110, such energy
Enough avoid nozzle housing 120 in noise reduction process, by impact, play is occurred, it is ensured that noise reduction.
Cutting head 200 wears shower nozzle inner shell 130, makes shower nozzle inner shell 130 be fixed on cutting head 200.Jet process equipment
Including cutting head 200 and the mulling pipe 300 that is arranged on cutting head 200.The fluidic operations of jet process equipment is by mulling pipe
300 realizations.Mulling pipe 300 is threaded connection or the mode that is fastened is fixed on cutting head 200.Shower nozzle inner shell
130 are sheathed on mulling pipe 300.And, it is interference fit between shower nozzle inner shell 130 and mulling pipe 300, so ensure that shower nozzle
What inner shell 130 was firm is fixed on mulling pipe 300, it is to avoid the position of shower nozzle inner shell 130 occurs play, it is ensured that shower nozzle inner shell 130
Noise reduction with nozzle housing 120.
Meanwhile, shower nozzle inner shell 130 is exposed in the end away from cutting head 200 of mulling pipe 300, so enables to mulling pipe
300 are easy to align with at jet processing, it is simple to carry out jet processing operation.Further, mulling pipe 300 exposes the length of shower nozzle inner shell 130
Degree is in the range of 1mm～10mm.
Shower nozzle inner shell 130 is positioned at nozzle housing 120, forms toroidal cavity between nozzle housing 120 and shower nozzle inner shell 130
140, toroidal cavity 140 has circular outlets, and water inlet 111 is connected with toroidal cavity 140.Water inlet 111 can be with outward
Water inlet pipe in boundary's environment connects, and so enables to the water in water inlet pipe in water inlet 111 enters into toroidal cavity 140,
Further, shower nozzle inner shell 130 and nozzle housing 120 are away from the end flush of fixing seat 110.Shower nozzle inner shell 130 and nozzle housing
120 nozzle structures forming annular, water sprays from the circular outlets of toroidal cavity 140.
Water in toroidal cavity 140 is when circular outlets exports, it is possible to make water form cascade, and, cascade encloses and is located at
All sides of mulling pipe 300 so that mulling pipe 300 is directed at jet processing and carries out jet and add man-hour, and cascade can be by mulling pipe 300
It is surrounded with at jet processing.So, jet process equipment carry out jet add man-hour produce jet noise can be by water
Curtain surrounds, and bigger jet noise substantially reduces after cascade stops, then realizes effectively reducing jet and adds what man-hour produced
Noise, it is to avoid the healthy generation impact on operator.
Current jet apparatus is in running, and environmental noise about is both greater than 90dB substantially.Above mentioned
Environment noise refers to the jet noise produced due to high-speed water jet with air or periphery medium interaction.High-pressure water shot flow operation
Personnel's operation under high noise environments for a long time, can make people's distraction, auditory dysesthesia, disposition irritated, can produce headache, tinnitus,
The symptom such as amnesia, darkness of mood, even results in human endocrine imbalance, has a strong impact on the physical and mental health of operator, shadow
Ring user to use.Shower nozzle inner shell 130 and the nozzle housing 120 of denoising device 100 of the present utility model form toroidal cavity 140,
Entering water from water inlet 111 can be flowed into toroidal cavity 140, toroidal cavity 140 can play the effect of guiding, allows the water to
Enough flow to the one end away from water inlet 111 near one end of water inlet 111 along toroidal cavity 140, finally go out in annular
The output of certain thickness cascade is formed at the mouth of a river.Further, it is in nozzle housing 120 due to shower nozzle inner shell 130, it is possible to protect
It is relative closure that card nozzle housing 120 and nozzle housing 120 enclose the cascade of toroidal cavity 140 ejection being set as, and makes closing
Cascade can intercept noise, effectively reduces the jet noise produced in the jet course of processing, it is to avoid noise is to operator's
Healthy generation affects.The simple in construction of denoising device 100 of the present utility model, noise treatment efficiency is high, with low cost,
Operate safe and reliable, it is simple to operator use.
As a kind of embodiment, the distance between shower nozzle inner shell 130 and nozzle housing 120 in the range of 5mm～
25mm.Distance between shower nozzle inner shell 130 and nozzle housing 120 is the width in the radial direction of toroidal cavity 140.If shower nozzle
When distance between inner shell 130 and nozzle housing 120 is excessive, the pressure in toroidal cavity 140 is too small, enters from water inlet pipe
Water can flow directly out by the toroidal cavity 140 between shower nozzle inner shell 130 and nozzle housing 120, it is impossible to shape at circular outlets
Become cascade.If the distance between shower nozzle inner shell 130 and nozzle housing 120 is too small, the pressure in toroidal cavity 140 is excessive, from
The water entered in water inlet pipe can spray through circular outlets, can not form cascade.
Therefore, when the distance between shower nozzle inner shell 130 and nozzle housing 120 is in the range of 5mm～25mm, it is possible to ensure ring
Moderate pressure in shape cavity 140, it is simple to the water in toroidal cavity 140 forms cascade at circular outlets.Simultaneously can also
Ensure that cascade has certain thickness, effectively absorb the jet noise that jet adds man-hour and produces.
As a kind of embodiment, the shape of the outer surface of shower nozzle inner shell 130 and the inner surface of nozzle housing 120 is fitted mutually
Should.In such manner, it is possible to be easy to form toroidal cavity 140, and then it be easy to water after toroidal cavity 140, form cascade.In principle, spray
The outer surface of head inner shell 130 is unrestricted with the shape of the inner surface of nozzle housing 120, if the outer surface of shower nozzle inner shell 130
Adapt with the shape of the inner surface of nozzle housing 120 and just can form toroidal cavity 140, then ensure that water is through toroidal cavity
Cascade can be formed after 140.
Further, in the present embodiment, the curved setting of the cross sectional shape of the outer surface of shower nozzle inner shell 130.Outside shower nozzle
The curved setting of cross sectional shape of the inner surface of shell 120.So the water in toroidal cavity 140 can be played the effect of guiding,
It is easy to the water outer surface along shower nozzle inner shell 130 and the inner surface flowing of nozzle housing 120.Further, shower nozzle inner shell 130
Outer surface along the flow direction of water in streamlined setting.In such manner, it is possible to resistance when reducing water flowing, it is simple to the stream of water
Dynamic.Certainly, the inner surface of nozzle housing 120 can also along the flow direction of water in streamlined setting.
In principle, the outer surface of nozzle housing 120 is unrestricted with the shape of the inner surface of shower nozzle inwall.If hollow
Shower nozzle inner shell 130 can accommodate mulling pipe 300.In the present embodiment, the outer surface of nozzle housing 120 and shower nozzle inwall
The most curved setting of inner surface.The curved setting of outer surface of nozzle housing 120 can be easy to nozzle housing 120 processing and forming,
Operator can also be avoided to be scratched by nozzle housing 120 simultaneously.The inner surface arc of shower nozzle inner shell 130 is arranged can also be just
In assembling with mulling pipe 300.
Yet further, toroidal cavity 140 width radially near one end of water inlet 111 to away from water inlet
One end of mouth 111 is gradually reduced.It is to say, in this utility model, toroidal cavity 140 width radially is at Fig. 3
In be gradually reduced from top to bottom.So, water is in toroidal cavity 140 when circular outlets sprays, and water is due to by shower nozzle
Extruding force between outer surface and the inner surface of nozzle housing 120 of shell 130, adds water flow velocity at circular outlets,
It is easy to form cascade.
As a kind of embodiment, the quantity of water inlet 111 is multiple, and multiple water inlets 111 are along the week of fixing seat 110
Side is distributed.Water inlet 111 is used to deliver water in toroidal cavity 140.Denoising device 100 of the present utility model is by many
Water is delivered in toroidal cavity 140 by individual water inlet 111, so ensure that the various piece in toroidal cavity 140 all has water,
Having avoided part not intake causes cascade not closed, it is ensured that form the effect of cascade, effectively reduces jet and adds penetrating of generation in man-hour
Flow noise.
Further, in the present embodiment, the quantity of water inlet 111 is four, and four water inlets 111 are uniformly distributed in solid
All sides of reservation 110, it is ensured that the various piece in toroidal cavity 140 all has water, it is to avoid have part not intake and cause cascade not seal
Close, it is ensured that form the effect of cascade, effectively reduce the jet noise that jet adds man-hour and produces.
Further, denoising device 100 also includes that fast patch plug, one end of fast patch plug are installed in water inlet 111,
The other end of fast patch plug is connected with water inlet pipe.Quick connector is for connecting water inlet pipe and the water inlet 111 on fixing seat 110
, to realize the quick assembling of denoising device 100, it is simple to use.Meanwhile, at quick connector and water inlet 111 and water inlet pipe
Junction also increases raw material band, to avoid leaking.Raw material band is increased, to keep away in the junction of nozzle housing 120 with fixing seat 110
Exempt to leak.
As a kind of embodiment, nozzle housing 120 is made up of stainless steel material or aluminum alloy materials.So can carry
The highly rigidity of nozzle housing 120, it is to avoid nozzle housing 120 deforms.Shower nozzle inner shell 130 is made up of soft material.It is to say,
Shower nozzle inner shell 130 can be set on mulling pipe 300 by the effect of natural resiliency power, it is ensured that shower nozzle inner shell 130 holds on to
Mulling pipe 300, it is to avoid the position of shower nozzle inner shell 130 occurs play, can also ensure that shower nozzle inner shell 130 and mulling pipe 300 simultaneously
Between sealing, it is to avoid drainage occurs.Further, soft material all can rise with the cascade of ejection in toroidal cavity 140
To the effect of absorption jet noise, effectively reduce the jet noise that jet adds man-hour and produces.
Further, in the present embodiment, nozzle housing 120 is made up of aluminum alloy materials, and shower nozzle inner shell 130 is by rubber
Material or silica gel material are made.
This utility model additionally provides a kind of jet process equipment, including the denoising device in body and above-described embodiment
100.Body has cutting head 200 and the mulling pipe 300 being arranged on cutting head 200, and mulling pipe 300 is fixed by screw element
On cutting head 200.The fixing seat 110 of denoising device 100 is installed on cutting head 200, the shower nozzle inner shell of denoising device 100
130 are sheathed on mulling pipe 300.
In the present embodiment, screw element is nut 400, and mulling pipe 300 is fixed by nut 400 and is locked at cutting head
On 200, and, cutting head 200 is additionally provided with taper fixed part 210 on the end of shower nozzle inner shell 130, is fixed by taper
Mulling pipe 300 is fixed in portion 210.Taper fixed part 210 is made up of elastomeric material, and elastomeric material can clamp mulling pipe 300, it is to avoid
There is play in the position of mulling pipe 300, it is ensured that mulling pipe 300 is fixing reliable.
Jet process equipment of the present utility model adds and can produce bigger jet noise carrying out jet man-hour, passes through noise reduction
Device 100 forms the cascade of relative closure around mulling pipe 300 and at jet processing, reduce jet noise, it is simple to make
With.
Jet process equipment of the present utility model operationally, connects the control part of jet process equipment, and water is from water inlet
Pipe is in water inlet 111 enters the toroidal cavity 140 between shower nozzle inner shell 130 and nozzle housing 120, and ties from the shower nozzle of annular
The circular outlets ejection of structure.Further, jet process equipment is equipped with corresponding suction pump, to ensure water in toroidal cavity 140
Amount abundance, and then ensure to be formed the effect of cascade.Due to the toroidal cavity 140 between shower nozzle inner shell 130 and nozzle housing 120
Rationalize structure design and enough water yields of suction pump offer so that at circular outlets, form certain thickness cascade, with
Rear unlatching jet processor carries out relevant processing.
Forming certain thickness cascade at circular outlets can be relative close with the processing workpiece formation one of jet processing
The space closed.So, mulling pipe 300 carries out jet at the jet processing to processing workpiece and adds man-hour, and airtight space can
Jet beam is closed so that extraneous and Working position opposing spaced apart, meanwhile, utilize the spray of water and elastomeric material or silica gel material
Head inner shell 130 absorbs jet noise, thus reduces the injection that high-speed jet produces with air or periphery medium interaction
Noise.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that, common for this area
For technical staff, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these are all
Belong to protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (10)
1. a denoising device, it is characterised in that described denoising device is in jet process equipment, and described denoising device is installed
On the cutting head of described jet process equipment；
Described denoising device includes fixing seat, the nozzle housing of hollow and the shower nozzle inner shell of hollow；
Being provided with water inlet on described fixing seat, described fixing seat is installed on described cutting head；
Described nozzle housing is fixed on described fixing seat, and described cutting head wears described shower nozzle inner shell, makes described shower nozzle inner shell
It is fixed on described cutting head；
Described shower nozzle inner shell is positioned at described nozzle housing, forms annular empty between described nozzle housing and described shower nozzle inner shell
Chamber, described toroidal cavity has circular outlets, and described water inlet is connected with described toroidal cavity.
Denoising device the most according to claim 1, it is characterised in that between described shower nozzle inner shell and described nozzle housing
Distance is in the range of 5mm～25mm.
Denoising device the most according to claim 2, it is characterised in that outside the outer surface of described shower nozzle inner shell is with described shower nozzle
The shape of the inner surface of shell adapts；
The curved setting of cross sectional shape of the outer surface of described shower nozzle inner shell；
The curved setting of cross sectional shape of the inner surface of described nozzle housing.
Denoising device the most according to claim 3, it is characterised in that described toroidal cavity width radially is from leaning on
One end of nearly described water inlet is gradually reduced to the one end away from described water inlet.
5. according to the denoising device described in any one of claims 1 to 3, it is characterised in that the quantity of described water inlet is multiple,
Multiple described water inlets are distributed along all sides of described fixing seat.
Denoising device the most according to claim 5, it is characterised in that the quantity of described water inlet is four, described in four
Water inlet is uniformly distributed in all sides of described fixing seat.
7., according to the denoising device described in any one of claims 1 to 3, it is characterised in that also include fast patch plug, described connect soon
One end of plug is installed in described water inlet, and the other end of described fast patch plug is connected with water inlet pipe.
8. according to the denoising device described in any one of claims 1 to 3, it is characterised in that described nozzle housing is by stainless steel
Material or aluminum alloy materials are made；
Described shower nozzle inner shell is made up of soft material.
Denoising device the most according to claim 8, it is characterised in that described nozzle housing is made up of aluminum alloy materials；
Described shower nozzle inner shell is made up of elastomeric material or silica gel material.
10. a jet process equipment, it is characterised in that include body and the dress of the noise reduction as described in any one of claim 1 to 9
Put；
Described body has cutting head and the mulling pipe being arranged on described cutting head, and described mulling pipe is fixed by screw element
On described cutting head；
The described fixing seat of described denoising device is installed on described cutting head, and the shower nozzle inner shell of described denoising device is sheathed on institute
State on mulling pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620796362.0U CN205835058U (en) | 2016-07-25 | 2016-07-25 | Jet process equipment and denoising device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620796362.0U CN205835058U (en) | 2016-07-25 | 2016-07-25 | Jet process equipment and denoising device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205835058U true CN205835058U (en) | 2016-12-28 |
Family
ID=57641334
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620796362.0U Active CN205835058U (en) | 2016-07-25 | 2016-07-25 | Jet process equipment and denoising device thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650029A (en) * | 2016-07-25 | 2018-02-02 | 中国科学院宁波材料技术与工程研究所 | Jet process equipment and its denoising device |
| CN108406607A (en) * | 2018-03-16 | 2018-08-17 | 广东中远海运重工有限公司 | A kind of novel environment friendly water mist sand rifle |
| CN110361240A (en) * | 2019-07-26 | 2019-10-22 | 中国矿业大学 | A kind of super-velocity flow cylindricality coal sample preparation device and preparation method |
| US10471623B2 (en) | 2016-10-18 | 2019-11-12 | Hmcc Acquireco2, Llc | Waterjet cutting system with variable liquid level |
| US10478945B2 (en) | 2017-06-14 | 2019-11-19 | Hmcc Acquireco2, Llc | Abrasive recovery assembly for a waterjet cutting system |
-
2016
- 2016-07-25 CN CN201620796362.0U patent/CN205835058U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650029A (en) * | 2016-07-25 | 2018-02-02 | 中国科学院宁波材料技术与工程研究所 | Jet process equipment and its denoising device |
| US10471623B2 (en) | 2016-10-18 | 2019-11-12 | Hmcc Acquireco2, Llc | Waterjet cutting system with variable liquid level |
| US10478945B2 (en) | 2017-06-14 | 2019-11-19 | Hmcc Acquireco2, Llc | Abrasive recovery assembly for a waterjet cutting system |
| CN108406607A (en) * | 2018-03-16 | 2018-08-17 | 广东中远海运重工有限公司 | A kind of novel environment friendly water mist sand rifle |
| CN110361240A (en) * | 2019-07-26 | 2019-10-22 | 中国矿业大学 | A kind of super-velocity flow cylindricality coal sample preparation device and preparation method |
| CN110361240B (en) * | 2019-07-26 | 2021-07-27 | 中国矿业大学 | Ultrahigh-speed water flow cylindrical coal sample preparation device and preparation method |
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