CN109712783A - A kind of MRI cooling device - Google Patents
A kind of MRI cooling device Download PDFInfo
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- CN109712783A CN109712783A CN201910033757.3A CN201910033757A CN109712783A CN 109712783 A CN109712783 A CN 109712783A CN 201910033757 A CN201910033757 A CN 201910033757A CN 109712783 A CN109712783 A CN 109712783A
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Abstract
The invention discloses a kind of MRI cooling devices, cooling-water machine including gradient coil and positioned at gradient coil side, multiple cooling water pipes are fixedly connected on the cooling-water machine, multiple cooling water pipes are in contact with gradient coil, the side of the gradient coil is fixedly installed with temperature sensor, controller is fixedly installed at the top of cooling-water machine, controller and temperature sensor are electrically connected with cooling-water machine, the bottom of the cooling-water machine is fixedly installed with bottom plate, the lower section of bottom plate is equipped with mounting base, buffer groove is offered at the top of the mounting base, buffer board is slidably fitted in buffer groove, the top of the buffer board is connected and fixed plate there are two being fixedly mounted.The present invention prevents temperature excessively high and damages, while convenient for dismantling to cooling-water machine convenient for cooling down to gradient coil, it is convenient for ordinary maintenance and maintenance, and convenient for carrying out damping to cooling-water machine, reduces noise when cooling-water machine work, structure is simple, easy to use.
Description
Technical field
The present invention relates to cooling device technical field more particularly to a kind of MRI cooling devices.
Background technique
MRI i.e. magnetic resonance imaging, full name in English are: MagneticResonanceImaging.Often people institute
The atomic nucleus utilized has: 1H, 11B, 13C, 17O, 19F, 31P.Once it is referred to as Magnetic resonance imaging at the beginning of this technology is born,
To in the early 1980s, NMR imaging (NMRImaging) word as medicine new technology is increasingly familiar with by the public.
With the installation of big magnet, someone starts to worry that alphabetical " N " may have a negative impact to the development of magnetic resonance imaging.Separately
Outside, " nuclear " word is also easy to the association for making hospital staff generate another Nuclear Medicine Dept to Magnetic Resonance (MR) Room/ MRI Room.Therefore,
In order to protrude the advantages of this Examined effect does not generate ionising radiation, while being distinguished with the nuclear medicine of radioactive element is used,
Radiologist and device manufacturer agree to " a Magnetic resonance imaging art " to be referred to as " magnetic resonance imaging (MRI) ", magnetic resonance at
As equipment has the magnet and power supply for magnet coils, gradient field coil and gradient field ionization source, radio-frequency transmissions/receiver, system that generate magnetic field
Control and the part such as data processing computer, imaging operation and image analysing computer workbench, active checking bed form, gradient field coil
A large amount of heat can be generated at work, be easy to cause gradient field coil to burn if cooling down not in time, therefore we have proposed
A kind of MRI cooling device, for solving the above problems.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of MRI cooling devices.
A kind of MRI cooling device proposed by the present invention, the cooling-water machine including gradient coil and positioned at gradient coil side, institute
It states and is fixedly connected with multiple cooling water pipes on cooling-water machine, multiple cooling water pipes are in contact with gradient coil, the gradient coil
Side be fixedly installed with temperature sensor, controller is fixedly installed at the top of cooling-water machine, controller is equal with temperature sensor
It is electrically connected with cooling-water machine, the bottom of the cooling-water machine is fixedly installed with bottom plate, and the lower section of bottom plate is equipped with mounting base, the peace
Buffer groove is offered at the top of dress bottom plate, buffer board, the fixed peace in the top of the buffer board are slidably fitted in buffer groove
There are two plate is connected and fixed, cooling-water machine is located at two and is connected and fixed between plate dress, is opened up on the bottom plate there are two connecting hole, two
A be connected and fixed at the top of plate extends through two connecting holes, and the two sides of the bottom plate offer sliding eye, two sliding eyes
It is inside slidably fitted with connection snap-gauge, fixing groove, two connections are offered on two connecting holes side inner wall close to each other
Through-hole is offered in fixed plate, two connection snap-gauge sides close to each other extend through two through-holes and extend to two admittedly
Determine in slot, the top of two connection snap-gauges offers arc-shaped slot, offers sliding in the top inner wall of two fixing grooves
Groove is slidably fitted with arc fixture block in the sliding recess, and two arc fixture blocks are mutually clamped with two arc-shaped slots respectively, institute
It states and offers spring groove at the top of arc fixture block, pressure ram, the bottom of pressure ram are fixedly installed in the top inner wall of sliding recess
Portion is fixedly installed with one end of the first spring, and the other end of the first spring is mutually welded with the bottom interior wall of spring groove, the buffering
Offer multiple mounting grooves in the bottom interior wall of groove, the bottom of buffer board is fixedly installed with multiple pushing plates, pushing plate with it is right
The side walls for the mounting groove answered connect, and the bottom of the pushing plate is fixedly installed with one end of multiple second springs, the second bullet
The other end of spring and the bottom interior wall of mounting groove are mutually welded.
Preferably, multiple placing grooves are offered at the top of the buffer board, the bottom of bottom plate is fixedly installed with multiple placements
Block is placed block and is mutually clamped with corresponding placing groove.
Preferably, the two sides of the mounting base offer cushion hole, and two cushion holes are connected with buffer groove,
Buffer board is connect with the side walls of two cushion holes.
Preferably, the bottom of the buffer board is welded with one end of two third springs, the other end of two third springs
It is mutually welded with the bottom interior wall of two cushion holes respectively.
Preferably, limiting slot is offered on the two sides inner wall of the sliding recess, the two sides of arc fixture block are welded with
The side walls of limited block, limited block and limiting slot connect.
Preferably, the side that two connection snap-gauges are located remotely from each other is fixedly installed with pulling block, and two pulling blocks are close to each other
Side is in contact with the two sides of bottom plate respectively.
Preferably, the cooling-water machine is equipped with water pump, and water pump is matched with cooling water pipe.
Preferably, the model GWD40 of the temperature sensor.
The beneficial effects of the present invention are:
It is matched by gradient coil, cooling-water machine, cooling water pipe, temperature sensor and controller, in use, temperature sensor is examined
The temperature for surveying gradient coil, is transferred to controller for temperature data, and when the temperature is excessively high, the water tank injection into cooling-water machine is certain
The water of amount, it is by the refrigeration system of cooling-water machine that water is cooling, then low-temperature cooling water is sent into cooling water pipe by water pump, chilled water
Gradient coil heat is taken away into rear temperature raising and flows back into water tank again, is haved the function that cooling；
By mounting base, bottom plate, buffer groove, buffer board, connecting hole, be connected and fixed plate, sliding eye, connection snap-gauge, through-hole,
Fixing groove, arc fixture block, arc-shaped slot, pressure ram, the first spring, places block, placing groove, pushing plate, installation at sliding recess
Slot, second spring, cushion hole and third spring match, and when cooling-water machine works, cooling-water machine can be squeezed by bottom plate and placement block
Buffer board, buffer board drive multiple pushing plates to squeeze multiple second springs, and the bounce generated when being shunk by second spring can
To play the role of damping, simultaneous buffering plate squeezes two third springs, passes through the rebound generated when two third spring contractions
Power can play the role of damping, reduce noise when cooling-water machine work；
Two connection snap-gauges are driven to be moved towards opposite direction by two pulling blocks, two connection snap-gauges squeeze two arcs
Shape fixture block makes two arc fixture blocks be detached from two arc-shaped slots, and two the first spring stress are shunk at this time, by two connection snap-gauges
It detaches two fixing grooves and is removed from bottom plate, pull up cooling-water machine, day can be convenient for convenient for dismantling to cooling-water machine
Normal maintenance；
The present invention is convenient for cooling down gradient coil, prevents temperature excessively high and damages, while convenient for dismantling to cooling-water machine,
It is convenient for ordinary maintenance and maintenance, and convenient for carrying out damping to cooling-water machine, reduces noise when cooling-water machine work, structure letter
It is single, it is easy to use.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of MRI cooling device proposed by the present invention；
Fig. 2 is a kind of structural schematic diagram of the part A of MRI cooling device proposed by the present invention；
Fig. 3 is a kind of structural schematic diagram of the part B of MRI cooling device proposed by the present invention；
Fig. 4 is a kind of structural schematic diagram of the C portion of MRI cooling device proposed by the present invention；
Fig. 5 is a kind of structural schematic diagram of the part D of MRI cooling device proposed by the present invention.
In figure: 1 gradient coil, 2 cooling-water machines, 3 cooling water pipes, 4 temperature sensors, 5 controllers, 6 mounting bases, 7 bottom plates,
8 buffer grooves, 9 buffer boards, 10 connecting holes, 11 be connected and fixed plate, 12 sliding eyes, 13 connection snap-gauges, 14 through-holes, 15 fixing grooves,
Block, 22 placing grooves, 23 promotions are placed in 16 sliding recess, 17 arc fixture blocks, 18 arc-shaped slots, 19 pressure rams, 20 first springs, 21
Plate, 24 mounting grooves, 25 second springs, 26 cushion holes, 27 third springs.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment
With reference to Fig. 1-5, a kind of MRI cooling device is proposed in the present embodiment, including gradient coil 1 and be located at gradient coil
The cooling-water machine 2 of 1 side, is fixedly connected with multiple cooling water pipes 3 on cooling-water machine 2, multiple cooling water pipes 3 with 1 phase of gradient coil
Contact, the side of gradient coil 1 are fixedly installed with temperature sensor 4, and the top of cooling-water machine 2 is fixedly installed with controller 5, control
Device 5 and temperature sensor 4 are electrically connected with cooling-water machine 2, and the bottom of cooling-water machine 2 is fixedly installed with bottom plate 7, the lower section of bottom plate 7
Equipped with mounting base 6, the top of mounting base 6 offers buffer groove 8, and buffer board 9 is slidably fitted in buffer groove 8, delays
The top of punching 9 is fixedly mounted there are two plate 11 is connected and fixed, and cooling-water machine 2 is located at two and is connected and fixed between plate 11, on bottom plate 7
It opens up there are two connecting hole 10, two tops for being connected and fixed plate 11 extend through two connecting holes 10, and the two sides of bottom plate 7 are opened
Equipped with sliding eye 12, connection snap-gauge 13, two connecting holes 10 side close to each other are slidably fitted in two sliding eyes 12
Offer fixing groove 15 on inner wall, two are connected and fixed on plate 11 and offer through-hole 14, and two connection snap-gauges 13 mutually lean on
Close side extends through two through-holes 14 and extends in two fixing grooves 15, and the top of two connection snap-gauges 13 offers
Arc-shaped slot 18 offers sliding recess 16 in the top inner wall of two fixing grooves 15, is slidably fitted in sliding recess 16
Arc fixture block 17, two arc fixture blocks 17 are clamped with two 18 phases of arc-shaped slot respectively, and the top of arc fixture block 17 offers bullet
Spring slot is fixedly installed with pressure ram 19 in the top inner wall of sliding recess 16, and the bottom of pressure ram 19 is fixedly installed with the first bullet
One end of spring 20, the other end of the first spring 20 are mutually welded with the bottom interior wall of spring groove, are opened in the bottom interior wall of buffer groove 8
Equipped with multiple mounting grooves 24, the bottom of buffer board 9 is fixedly installed with multiple pushing plates 23, pushing plate 23 and corresponding mounting groove 24
Side walls connection, the bottom of pushing plate 23 is fixedly installed with one end of multiple second springs 25, second spring 25 it is another
It holds and is mutually welded with the bottom interior wall of mounting groove 24, pass through gradient coil 1, cooling-water machine 2, cooling water pipe 3, temperature sensor 4 and control
Device 5 processed matches, in use, temperature sensor 4 detects the temperature of gradient coil 1, temperature data is transferred to controller 5, when
When the temperature is excessively high, the water tank into cooling-water machine 2 injects a certain amount of water, by the refrigeration system of cooling-water machine 2 that water is cooling, then by
Low-temperature cooling water is sent into cooling water pipe 3 by water pump, and 1 heat of gradient coil is taken away rear temperature raising and flows back into water again by chilled water
Case has the function that cooling；By mounting base 6, bottom plate 7, buffer groove 8, buffer board 9, connecting hole 10, it is connected and fixed plate
11, sliding eye 12, connection snap-gauge 13, through-hole 14, fixing groove 15, sliding recess 16, arc fixture block 17, arc-shaped slot 18, extruding
Bar 19, places block 21, placing groove 22, pushing plate 23, mounting groove 24, second spring 25, cushion hole 26 and third at first spring 20
Spring 27 matches, and when cooling-water machine 2 works, cooling-water machine 2 can squeeze buffer board 9 by bottom plate and placement block 21, and buffer board 9 drives
Multiple pushing plates 23 squeeze multiple second springs 25, and the bounce generated when being shunk by second spring 25 can play damping
Effect, simultaneous buffering plate 9 squeeze two third springs 27, and the bounce generated when being shunk by two third springs 27 can rise
To the effect of damping, noise when cooling-water machine 2 works is reduced；Drive two connection snap-gauges 13 towards opposite by two pulling blocks
Direction is moved, and two connection snap-gauges 13 squeeze two arc fixture blocks 17, and two arc fixture blocks 17 is made to be detached from two arc cards
Slot 18, two connection snap-gauges 13 are detached two fixing grooves 15 and taken from bottom plate 7 by two 20 forced contractions of the first spring at this time
Under, cooling-water machine 2 is pulled up, ordinary maintenance and maintenance can be convenient for convenient for dismantling to cooling-water machine 2；The present invention is convenient for
Gradient coil 1 is cooled down, prevents temperature excessively high and damages, while convenient for being dismantled to cooling-water machine 2, being convenient for daily
Maintenance, and convenient for carrying out damping to cooling-water machine 2, noise when cooling-water machine 2 works is reduced, structure is simple, user
Just.
In the present embodiment, the top of buffer board 9 offers multiple placing grooves 22, and the bottom of bottom plate 7 is fixedly installed with multiple
Block 21 to be placed, block 21 is placed and is clamped with corresponding 22 phase of placing groove, the two sides of mounting base 6 offer cushion hole 26, and two
Cushion hole 26 is connected with buffer groove 8, and buffer board 9 is connect with the side walls of two cushion holes 26, the bottom of buffer board 9
It is welded with one end of two third springs 27, the other end of two third springs 27 bottom interior wall with two cushion holes 26 respectively
It mutually welds, offers limiting slot on the two sides inner wall of sliding recess 16, the two sides of arc fixture block 17 are welded with limited block, limit
The side walls of position block and limiting slot connect, and two sides for being located remotely from each other of connection snap-gauges 13 are fixedly installed with pulling block, and two
Pulling block side close to each other is in contact with the two sides of bottom plate 7 respectively, and cooling-water machine 2 is equipped with water pump, water pump and 3 phase of cooling water pipe
Cooperation, the model GWD40 of temperature sensor 4 pass through gradient coil 1, cooling-water machine 2, cooling water pipe 3, temperature sensor 4 and control
Device 5 processed matches, in use, temperature sensor 4 detects the temperature of gradient coil 1, temperature data is transferred to controller 5, when
When the temperature is excessively high, the water tank into cooling-water machine 2 injects a certain amount of water, by the refrigeration system of cooling-water machine 2 that water is cooling, then by
Low-temperature cooling water is sent into cooling water pipe 3 by water pump, and 1 heat of gradient coil is taken away rear temperature raising and flows back into water again by chilled water
Case has the function that cooling；By mounting base 6, bottom plate 7, buffer groove 8, buffer board 9, connecting hole 10, it is connected and fixed plate
11, sliding eye 12, connection snap-gauge 13, through-hole 14, fixing groove 15, sliding recess 16, arc fixture block 17, arc-shaped slot 18, extruding
Bar 19, places block 21, placing groove 22, pushing plate 23, mounting groove 24, second spring 25, cushion hole 26 and third at first spring 20
Spring 27 matches, and when cooling-water machine 2 works, cooling-water machine 2 can squeeze buffer board 9 by bottom plate and placement block 21, and buffer board 9 drives
Multiple pushing plates 23 squeeze multiple second springs 25, and the bounce generated when being shunk by second spring 25 can play damping
Effect, simultaneous buffering plate 9 squeeze two third springs 27, and the bounce generated when being shunk by two third springs 27 can rise
To the effect of damping, noise when cooling-water machine 2 works is reduced；Drive two connection snap-gauges 13 towards opposite by two pulling blocks
Direction is moved, and two connection snap-gauges 13 squeeze two arc fixture blocks 17, and two arc fixture blocks 17 is made to be detached from two arc cards
Slot 18, two connection snap-gauges 13 are detached two fixing grooves 15 and taken from bottom plate 7 by two 20 forced contractions of the first spring at this time
Under, cooling-water machine 2 is pulled up, ordinary maintenance and maintenance can be convenient for convenient for dismantling to cooling-water machine 2；The present invention is convenient for
Gradient coil 1 is cooled down, prevents temperature excessively high and damages, while convenient for being dismantled to cooling-water machine 2, being convenient for daily
Maintenance, and convenient for carrying out damping to cooling-water machine 2, noise when cooling-water machine 2 works is reduced, structure is simple, user
Just.
In the present embodiment, in use, temperature sensor 4 detects the temperature of gradient coil 1, temperature data is transferred to control
Device 5, when the temperature is excessively high, water tank into cooling-water machine 2 inject a certain amount of water, by the refrigeration system of cooling-water machine 2 by water cooling
But it, then by water pump by low-temperature cooling water is sent into cooling water pipe 3,1 heat of gradient coil is taken away rear temperature and increased again by chilled water
Flow back into water tank, have the function that it is cooling, cooling-water machine 2 work when, cooling-water machine 2 can pass through bottom plate and place block 21 squeeze buffer board
9, buffer board 9 drives multiple pushing plates 23 to squeeze multiple second springs 25, the bounce generated when being shunk by second spring 25
It can play the role of damping, simultaneous buffering plate 9 squeezes two third springs 27, generates when shrinking by two third springs 27
Bounce can play the role of damping, reduce noise when cooling-water machine 2 works；Two connection cards are driven by two pulling blocks
Plate 13 is moved towards opposite direction, and two connection snap-gauges 13 squeeze two arc fixture blocks 17, makes two arc fixture blocks 17
Two arc-shaped slots 18 are detached from, at this time two 20 forced contractions of the first spring, two connection snap-gauges 13 are detached into two fixing grooves
15 and removed from bottom plate 7, pull up cooling-water machine 2, can convenient for being dismantled to cooling-water machine 2, be convenient for ordinary maintenance with
Maintenance.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of MRI cooling device, including gradient coil (1) and positioned at the cooling-water machine (2) of gradient coil (1) side, feature
Be, be fixedly connected with multiple cooling water pipes (3) on the cooling-water machine (2), multiple cooling water pipes (3) with gradient coil (1)
It is in contact, the side of the gradient coil (1) is fixedly installed with temperature sensor (4), and cooling-water machine is fixedly installed at the top of (2)
Controller (5), controller (5) and temperature sensor (4) are electrically connected with cooling-water machine (2), and the bottom of the cooling-water machine (2) is solid
Dingan County is equipped with bottom plate (7), and the lower section of bottom plate (7) is equipped with mounting base (6), offers buffering at the top of the mounting base (6)
Groove (8), buffer groove (8) is interior to be slidably fitted with buffer board (9), and there are two connects for the top fixed installation of the buffer board (9)
Connect fixed plate (11), cooling-water machine (2) be located at two be connected and fixed between plate (11), opened up on the bottom plate (7) there are two connection
Hole (10), two are connected and fixed at the top of plate (11) and extend through two connecting holes (10), and the two sides of the bottom plate (7) open up
Have sliding eye (12), connection snap-gauge (13) is slidably fitted in two sliding eyes (12), two connecting holes (10) are close to each other
Side inner wall on offer fixing groove (15), two are connected and fixed on plate (11) and offer through-hole (14), two connections
Snap-gauge (13) side close to each other extends through two through-holes (14) and extends in two fixing grooves (15), two connection cards
The top of plate (13) offers arc-shaped slot (18), offers sliding recess in the top inner wall of two fixing grooves (15)
(16), is slidably fitted with arc fixture block (17) in the sliding recess (16), two arc fixture blocks (17) respectively with two arcs
Card slot (18) mutually clamps, and spring groove is offered at the top of the arc fixture block (17), is consolidated in the top inner wall of sliding recess (16)
Dingan County is equipped with pressure ram (19), and the bottom of pressure ram (19) is fixedly installed with one end of the first spring (20), the first spring (20)
The bottom interior wall of the other end and spring groove mutually weld, offer multiple mounting grooves in the bottom interior wall of the buffer groove (8)
(24), the bottom of buffer board (9) is fixedly installed with multiple pushing plates (23), the side of pushing plate (23) and corresponding mounting groove (24)
Wall is slidably connected, and the bottom of the pushing plate (23) is fixedly installed with one end of multiple second springs (25), second spring (25)
The bottom interior wall of the other end and mounting groove (24) mutually weld.
2. a kind of MRI cooling device according to claim 1, which is characterized in that offered at the top of the buffer board (9)
Multiple placing grooves (22), the bottom of bottom plate (7) are fixedly installed with multiple placement blocks (21), place block (21) and corresponding placing groove
(22) it mutually clamps.
3. a kind of MRI cooling device according to claim 1, which is characterized in that open the two sides of the mounting base (6)
Equipped with cushion hole (26), two cushion holes (26) are connected with buffer groove (8), buffer board (9) and two cushion holes (26)
Side walls connection.
4. a kind of MRI cooling device according to claim 1, which is characterized in that the bottom of the buffer board (9) is welded with
One end of two third springs (27), the other end of two third springs (27) bottom interior wall with two cushion holes (26) respectively
Mutually weld.
5. a kind of MRI cooling device according to claim 1, which is characterized in that in the two sides of the sliding recess (16)
Limiting slot is offered on wall, the two sides of arc fixture block (17) are welded with limited block, the side walls of limited block and limiting slot
Connection.
6. a kind of MRI cooling device according to claim 1, which is characterized in that two connection snap-gauges (13) are located remotely from each other
Side be fixedly installed with pulling block, two pulling blocks side close to each other is in contact with the two sides of bottom plate (7) respectively.
7. a kind of MRI cooling device according to claim 1, which is characterized in that the cooling-water machine (2) is equipped with water pump,
Water pump is matched with cooling water pipe (3).
8. a kind of MRI cooling device according to claim 1, which is characterized in that the model of the temperature sensor (4)
GWD40。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910033757.3A CN109712783B (en) | 2019-01-15 | 2019-01-15 | MRI cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910033757.3A CN109712783B (en) | 2019-01-15 | 2019-01-15 | MRI cooling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109712783A true CN109712783A (en) | 2019-05-03 |
| CN109712783B CN109712783B (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910033757.3A Expired - Fee Related CN109712783B (en) | 2019-01-15 | 2019-01-15 | MRI cooling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964351A (en) * | 2020-07-07 | 2020-11-20 | 安徽博昕远智能科技有限公司 | Water chiller convenient to overhaul |
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| US5647218A (en) * | 1995-05-16 | 1997-07-15 | Kabushiki Kaisha Toshiba | Cooling system having plural cooling stages in which refrigerate-filled chamber type refrigerators are used |
| JP3673410B2 (en) * | 1998-08-11 | 2005-07-20 | 株式会社神戸製鋼所 | Cryogenic container |
| CN1649041A (en) * | 2004-01-28 | 2005-08-03 | 牛津仪器超导有限公司 | Magnetic field generating assembly |
| GB2484376A (en) * | 2010-10-05 | 2012-04-11 | Gen Electric | System and method for self-sealing a coldhead sleeve of a magnetic resonance imaging system |
| CN104662379A (en) * | 2012-07-19 | 2015-05-27 | 牛津仪器纳米技术工具有限公司 | Cryogenic cooling apparatus and method such as for magnetic resonance imaging systems |
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2019
- 2019-01-15 CN CN201910033757.3A patent/CN109712783B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5647218A (en) * | 1995-05-16 | 1997-07-15 | Kabushiki Kaisha Toshiba | Cooling system having plural cooling stages in which refrigerate-filled chamber type refrigerators are used |
| JP3673410B2 (en) * | 1998-08-11 | 2005-07-20 | 株式会社神戸製鋼所 | Cryogenic container |
| CN1649041A (en) * | 2004-01-28 | 2005-08-03 | 牛津仪器超导有限公司 | Magnetic field generating assembly |
| GB2484376A (en) * | 2010-10-05 | 2012-04-11 | Gen Electric | System and method for self-sealing a coldhead sleeve of a magnetic resonance imaging system |
| CN104662379A (en) * | 2012-07-19 | 2015-05-27 | 牛津仪器纳米技术工具有限公司 | Cryogenic cooling apparatus and method such as for magnetic resonance imaging systems |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111964351A (en) * | 2020-07-07 | 2020-11-20 | 安徽博昕远智能科技有限公司 | Water chiller convenient to overhaul |
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