CN213780352U - Magnetic resonance system and water cooling device thereof - Google Patents
Magnetic resonance system and water cooling device thereof Download PDFInfo
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- CN213780352U CN213780352U CN202023118552.2U CN202023118552U CN213780352U CN 213780352 U CN213780352 U CN 213780352U CN 202023118552 U CN202023118552 U CN 202023118552U CN 213780352 U CN213780352 U CN 213780352U
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Abstract
The utility model discloses a magnetic resonance system and water cooling plant thereof, the water cooling plant of magnetic resonance system includes: the primary water cooler can cool the compressor and the gradient coil, and the secondary water cooler can cool the compressor; wherein, the primary water cooler and the secondary water cooler can be operated independently. The water cooling device of the magnetic resonance system cools the compressor and the gradient coil through the main water cooler, when the main water cooler fails, the auxiliary water cooler is started, the auxiliary water cooler is used for cooling the compressor, and the normal work of the compressor and the cold head is ensured, so that the normal work of the superconducting magnet is ensured, namely the phenomenon that the superconducting magnet cannot normally run due to the failure of the main water cooler is avoided; when the gradient coil does not work, the main water cooler stops working, the auxiliary water cooler works, only the compressor is cooled, the gradient coil is not cooled, and cooling water is not supplied to the gradient coil, so that the cooling water is prevented from doing useless work, the energy waste is reduced, and the energy conservation is realized.
Description
Technical Field
The utility model relates to a magnetic resonance system technical field, more specifically say, relate to a magnetic resonance system and water cooling plant thereof.
Background
Magnetic resonance systems are widely used in medical and laboratory applications due to their advantages such as high-resolution imaging, multi-aspect thin-layer scanning, and the like.
Currently, in magnetic resonance systems, superconducting magnets are equipped with a refrigeration system to provide cooling to reduce liquid helium evaporation. The refrigeration system comprises a cold head, a compressor and a water cooler, wherein the cold head and the compressor form a closed helium circulation, and the water cooler cools the compressor and a gradient coil in the superconducting magnet.
In the magnetic resonance system, when the water cooler fails, the compressor is stopped, so that the cold head is stopped, and the superconducting magnet cannot work normally.
In addition, because the water cooler supplies cold water to the compressor and the gradient coil in a centralized manner, when the gradient coil does not work, the cold water supplied by the water cooler to the gradient coil does useless work, and energy is wasted.
In summary, how to cool the compressor and the gradient coil to prevent the superconducting magnet from failing to operate normally due to the failure of the water chiller is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a water cooling device for a magnetic resonance system, which can cool a compressor and a gradient coil to prevent a superconducting magnet from failing to operate normally due to a fault of a water chiller. The utility model aims at providing a magnetic resonance system with above-mentioned water cooling plant.
In order to achieve the above object, the utility model provides a following technical scheme:
a water cooling apparatus for a magnetic resonance system, comprising: a primary water chiller capable of cooling the compressor and the gradient coils, and a secondary water chiller capable of cooling the compressor; wherein the primary and secondary water coolers can be operated independently.
Preferably, the water cooling device of the magnetic resonance system further comprises: the water pump comprises a first water outlet pipe, a first water return pipe, a first valve and a second valve, wherein the first valve is connected to the first water outlet pipe in series and controls the first water outlet pipe to be switched on and switched off;
the first water outlet pipe is used for connecting a water outlet of the main water chiller and a water inlet of the compressor, and the first water return pipe is used for connecting a water return port of the main water chiller and a water outlet of the compressor.
Preferably, the water cooling device of the magnetic resonance system further comprises: the second water outlet pipe, the second water return pipe, a third valve which is connected in series with the second water outlet pipe and controls the second water outlet pipe to be switched on and off, and a fourth valve which is connected in series with the second water return pipe and controls the second water return pipe to be switched on and off;
the second water return pipe is used for connecting a water return port of the auxiliary cooling water machine and a water outlet of the compressor.
Preferably, the water cooling device of the magnetic resonance system further comprises a third water outlet pipe and a third water return pipe, wherein the third water outlet pipe is used for connecting the water outlet of the main water chiller and the water inlet of the gradient coil, and the third water return pipe is used for connecting the water return port of the main water chiller and the water outlet of the gradient coil.
Preferably, the water cooling device of the magnetic resonance system further comprises a backup power supply capable of supplying power to the secondary water chiller and the compressor.
Preferably, the backup power source is an uninterruptible power supply.
Preferably, the water cooling device of the magnetic resonance system further comprises a generator capable of supplying power to the secondary water chiller and the compressor.
Preferably, the power of the secondary water chiller is less than the power of the primary water chiller.
Based on the water cooling plant of the magnetic resonance system that above-mentioned provided, the utility model also provides a magnetic resonance system, this magnetic resonance system include water cooling plant, water cooling plant is above-mentioned arbitrary water cooling plant.
Preferably, the superconducting magnet of the magnetic resonance system is a liquid helium superconducting magnet or a liquid helium-free superconducting magnet.
The utility model provides a water cooling plant of magnetic resonance system through setting up main cold water machine and vice cold water machine, through main cold water machine cooling compressor and gradient coil, after main cold water machine breaks down, starts vice cold water machine, utilizes vice cold water machine cooling compressor, has guaranteed the normal work of compressor and cold head to guaranteed superconducting magnet normal work, avoided superconducting magnet promptly because of main cold water machine breaks down unable normal operating.
And simultaneously, the utility model provides a water cooling plant of magnetic resonance system, when the gradient coil is out of work, main cold water machine stop work, vice cold water machine work, only cooling compressor no longer cools off the gradient coil, no longer supplies with the cooling water for the gradient coil promptly to avoided the cooling water to do useless work, reduced the energy waste, realized energy-conservation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of a water cooling apparatus of a magnetic resonance system according to an embodiment of the present invention;
fig. 2 is another schematic diagram of a water cooling apparatus of a magnetic resonance system according to an embodiment of the present invention;
fig. 3 is another schematic diagram of a water cooling apparatus of a magnetic resonance system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the embodiment of the present invention provides a water cooling device for a magnetic resonance system, including: a primary water cooler 9 capable of cooling the compressor 4 and the gradient coils, and a secondary water cooler 15 capable of cooling the compressor 4; wherein the primary and secondary water coolers 9, 15 can be operated separately.
It is understood that the primary water cooler 9 may be operated independently, the secondary water cooler 15 may be operated independently, and the primary water cooler 9 and the secondary water cooler 15 may be operated simultaneously.
The embodiment of the utility model provides a water cooling plant of magnetic resonance system, through setting up main cold water machine 9 and vice cold water machine 15, through 15 cooling compressor 4 of main cold water machine and gradient coil, after main cold water machine 9 breaks down, start vice cold water machine 15, utilize 15 cooling compressor 4 of vice cold water machine, guaranteed compressor 4 and cold head 5's normal work to superconducting magnet 6 normal work has been guaranteed, superconducting magnet 6 has been avoided promptly because of the unable normal operating of main cold water machine 9 breaks down.
And simultaneously, the embodiment of the utility model provides a water cooling plant of magnetic resonance system, when the gradient coil was out of work, main cold water machine 9 stop work, vice cold water machine 15 work only cooled compressor 4, no longer cools off the gradient coil, no longer supplies with the cooling water for the gradient coil promptly to avoided the cooling water to do useless work, reduced the energy waste, realized energy-conservation.
In order to facilitate the assembly of the main water cooler 9 and the compressor 4, the water cooling device of the magnetic resonance system further includes a first water outlet pipe 12 and a first water return pipe 11, wherein the first water outlet pipe 12 is used for connecting a water outlet of the main water cooler 9 and a water inlet of the compressor 4, and the first water return pipe 11 is used for connecting a water return port of the main water cooler 9 and a water outlet of the compressor 4.
In order to facilitate the operation of only the secondary water cooler 15, the water cooling device of the magnetic resonance system further includes a first valve 13 and a second valve 10, wherein the first valve 13 is connected in series to the first water outlet pipe 12 and controls the on/off of the first water outlet pipe 12, and the second valve 10 is connected in series to the first water return pipe 11 and controls the on/off of the first water return pipe 11.
Specifically, when the gradient coil is not operated, the primary water cooler 9 stops operating and closes the first valve 13 and the second valve 10, and the secondary water cooler 15 operates. When the operation of the main water chiller 9 is required, the first valve 13 and the second valve 10 are opened.
The specific types of the first valve 13 and the second valve 10 are selected according to actual needs, and this embodiment is not limited to this.
In order to facilitate the assembly of the secondary water cooler 15 and the compressor 4, the water cooling device of the magnetic resonance system further comprises a second water outlet pipe 3 and a second water return pipe 14, wherein the second water outlet pipe 3 is used for connecting a water outlet of the secondary water cooler 15 and a water inlet of the compressor 4, and the second water return pipe 14 is used for connecting a water return port of the secondary water cooler 15 and a water outlet of the compressor 4.
In order to facilitate the operation of only the secondary water cooler 15, the water cooling device of the magnetic resonance system further includes a third valve and a fourth valve, wherein the third valve is connected in series to the second water outlet pipe 3 and controls the on/off of the second water outlet pipe 3, and the fourth valve is connected in series to the second water return pipe 14 and controls the on/off of the second water return pipe 14.
Specifically, when the gradient coil does not work, the primary water cooler 9 stops working, the third valve and the fourth valve are opened, and the secondary water cooler 15 works. When the operation of the secondary water cooler 15 is not required, the secondary water cooler 15 stops operating and closes the third valve and the fourth valve.
The specific types of the third valve and the fourth valve are selected according to actual needs, and this embodiment does not limit this.
In order to facilitate the assembly of the main water cooler 9 and the gradient coil, the water cooling device of the magnetic resonance system further comprises a third water outlet pipe 7 and a third water return pipe 8, wherein the third water outlet pipe 7 is used for connecting a water outlet of the main water cooler 9 and a water inlet of the gradient coil, and the third water return pipe 8 is used for connecting a water return port of the main water cooler 9 and a water outlet of the gradient coil.
In practical application, it is preferable that the water cooling device of the magnetic resonance system includes the first water outlet pipe 12, the first water return pipe 11, the first valve 13, the second valve 10, the second water outlet pipe 3, the second water return pipe 14, the third valve, the fourth valve, the third water outlet pipe 7, and the third water return pipe 8.
When power is cut off, the compressor 4 and the cold head 5 of the magnetic resonance system can not work, so that the supermagnetic conductor 6 can not work normally. In order to avoid the above problem, the water cooling apparatus of the magnetic resonance system preferably further includes a backup power supply 1 capable of supplying power to the sub-cooler 15 and the compressor 4. In order to improve the stability of the backup power supply, it is preferable that the backup power supply 1 is an uninterruptible power supply.
In the practical application process, the backup power supply 1 may be selected as another type, which is not limited in this embodiment.
In the water cooling apparatus of the magnetic resonance system, the generator 2 may be used instead of the backup power supply 1. Specifically, the water cooling device of the magnetic resonance system further includes a generator 2 capable of supplying power to the sub-cooler 15 and the compressor 4.
In order to improve reliability, the water cooling device of the magnetic resonance system includes the generator 2 and the backup power supply 1.
When the gradient coil does not work, the primary water cooler 9 stops working, the secondary water cooler 15 works, only the compressor 4 is cooled, and the gradient coil is not cooled any more. In this case, the sub-water cooler 15 needs to supply less cooling energy. In order to reduce energy consumption, the power of the secondary water chiller 15 is preferably smaller than that of the primary water chiller 9. Further, the sub-water cooler 15 is a small-sized water cooler.
The specific powers of the water chiller 9 and the secondary water chiller 15 are selected according to actual conditions, and this embodiment is not limited to this.
Based on the water cooling device of the magnetic resonance system provided in the above embodiment, the embodiment further provides a magnetic resonance system, and the magnetic resonance system includes the water cooling device, which is the water cooling device of the magnetic resonance system described in the above embodiment.
Since the water cooling device of the magnetic resonance system provided in the above embodiment has the above technical effects, and the magnetic resonance system includes the water cooling device of the magnetic resonance system, the magnetic resonance system also has corresponding technical effects, and details are not described herein.
In the magnetic resonance system, the superconducting magnet 6 may be a liquid helium superconducting magnet or a liquid helium-free superconducting magnet. In the practical application process, the type of the superconducting magnet 6 is selected according to the practical requirement, which is not limited in this embodiment.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A water cooling apparatus for a magnetic resonance system, comprising: a primary water cooler (9) capable of cooling the compressor (4) and the gradient coils, and a secondary water cooler (15) capable of cooling the compressor (4); wherein the primary water cooler (9) and the secondary water cooler (15) are capable of operating independently.
2. The water cooling apparatus according to claim 1, further comprising: the water pump comprises a first water outlet pipe (12), a first water return pipe (11), a first valve (13) which is connected to the first water outlet pipe (12) in series and controls the first water outlet pipe (12) to be switched on and off, and a second valve (10) which is connected to the first water return pipe (11) in series and controls the first water return pipe (11) to be switched on and off;
the first water outlet pipe (12) is used for connecting a water outlet of the main water cooler (9) and a water inlet of the compressor (4), and the first water return pipe (11) is used for connecting a water return port of the main water cooler (9) and a water outlet of the compressor (4).
3. The water cooling apparatus according to claim 1, further comprising: the water pump comprises a second water outlet pipe (3), a second water return pipe (14), a third valve which is connected to the second water outlet pipe (3) in series and controls the second water outlet pipe (3) to be switched on and off, and a fourth valve which is connected to the second water return pipe (14) in series and controls the second water return pipe (14) to be switched on and off;
the second water outlet pipe (3) is used for connecting a water outlet of the secondary water cooling machine (15) and a water inlet of the compressor (4), and the second water return pipe (14) is used for connecting a water return port of the secondary water cooling machine (15) and a water outlet of the compressor (4).
4. The water cooling device according to claim 1, further comprising a third water outlet pipe (7) and a third water return pipe (8), wherein the third water outlet pipe (7) is used for connecting a water outlet of the primary water cooling machine (9) and a water inlet of the gradient coil, and the third water return pipe (8) is used for connecting a water return port of the primary water cooling machine (9) and a water outlet of the gradient coil.
5. The water cooling plant according to claim 1, characterized by further comprising a backup power supply (1) able to supply power to the secondary water chiller (15) and to the compressor (4).
6. The water cooling plant according to claim 5, characterized in that the backup power supply (1) is an uninterruptible power supply.
7. The water cooling plant according to claim 1, characterized by further comprising an electric generator (2) able to supply electricity to the secondary water cooler (15) and to the compressor (4).
8. A water cooling device according to any one of claims 1-7, characterized in that the secondary water cooler (15) has a power which is smaller than the power of the primary water cooler (9).
9. A magnetic resonance system comprising a water cooling apparatus, wherein the water cooling apparatus is as claimed in any one of claims 1 to 8.
10. The magnetic resonance system according to claim 9, wherein the superconducting magnet (6) of the magnetic resonance system is a liquid helium superconducting magnet or a liquid helium free superconducting magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023118552.2U CN213780352U (en) | 2020-12-22 | 2020-12-22 | Magnetic resonance system and water cooling device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023118552.2U CN213780352U (en) | 2020-12-22 | 2020-12-22 | Magnetic resonance system and water cooling device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213780352U true CN213780352U (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023118552.2U Active CN213780352U (en) | 2020-12-22 | 2020-12-22 | Magnetic resonance system and water cooling device thereof |
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| Country | Link |
|---|---|
| CN (1) | CN213780352U (en) |
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- 2020-12-22 CN CN202023118552.2U patent/CN213780352U/en active Active
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Address after: 315300 No. 427, Gaoke Avenue, Cixi High-tech Industrial Development Zone, Ningbo City, Zhejiang Province Patentee after: Ningbo Jianxin Superconducting Technology Co.,Ltd. Address before: 315301 No.427, Gaoke Avenue, Cixi hi tech Industrial Development Zone, Ningbo City, Zhejiang Province Patentee before: NINGBO JANSEN NMR TECHNOLOGY Co.,Ltd. |
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