Comprehensive maintenance device of nuclear magnetic resonance low-temperature system

Abstract

The utility model relates to the technical field of maintenance, in particular to a comprehensive maintenance device of a nuclear magnetic resonance low-temperature system, which comprises a shell and a water tank, a support frame is mounted at the bottom end of the shell, two groups of partition plates are arranged in the shell, a first motor is fixed at the bottom end of the left side in the shell, and the output end of the first motor is connected with a transmission rod. The outer wall of the transmission rod is sleeved with two sets of belts, and the outer wall of the flange rod is sleeved with one end of each belt. The first motor is installed at the bottom end of the interior of the shell, the transmission rod can be driven to rotate by starting the first motor, the outer wall of the transmission rod is sleeved with the two sets of belts, and therefore the belts can drive the flange rod to rotate; and when the flange rods rotate, the flange plates can be driven to rotate, so that the to-be-cleaned component clamped by the two groups of flange plates can rotate, and the to-be-cleaned component can be effectively cleaned at multiple angles when the atomization cleaning nozzle at the bottom is used for cleaning.

Description

Technical Field

[0001] The utility model relates to the technical field of repair and maintenance, in particular to a comprehensive repair and maintenance device for a nuclear magnetic resonance cryogenic system. Background Art

[0002] Magnetic resonance imaging, as a new imaging technology, can help doctors "see" early lesions that are difficult to detect. It has become a powerful tool for early screening of tumors, heart disease and cerebrovascular diseases. The cooling device, as one of the key peripheral equipment of the MRI system, is divided into a refrigeration system and a water system. When repairing and maintaining the refrigeration system and the water system, it is necessary to detect the pressure inside the system and clean the condenser, heat sink on the refrigeration system and the filter on the water system to achieve the effect of repair and maintenance.

[0003] For example, the patent document with publication number CN218708642U discloses a split-type unit cooler maintenance device, comprising four lower columns, a placement plate fixedly connected between the four lower columns, a unit cooler placed on the top surface of the placement plate, connecting bins fixedly connected to the bottom surfaces of the four lower columns, mounting plates placed inside the four connecting bins, support rods vertically fixed to the bottom surfaces of the four mounting plates, and moving wheels fixedly installed on the bottom surfaces of the four support rods; however, the prior art still has many shortcomings, for example: when the device is in use, the low-temperature system components of the nuclear magnetic resonance cannot be maintained, which will affect the normal operation of the refrigeration system and thus affect the working efficiency of the nuclear magnetic resonance instrument. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides a comprehensive maintenance device for a nuclear magnetic resonance cryogenic system.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a comprehensive maintenance device for a nuclear magnetic resonance cryogenic system, comprising a shell and a water tank, a support frame is installed at the bottom end of the shell, a second motor is fixed to the top end of the support frame, a cleaning mechanism is fixed to the top end of the second motor, a water tank is fixed to the bottom end of the shell, and a cover plate is rotatably connected to the top end of the shell;

[0006] Two groups of partitions are arranged inside the shell, a first motor is fixed at the left bottom end inside the shell, an output end of the first motor is connected to a transmission rod, two groups of belts are sleeved on the outer wall of the transmission rod, and one end of the belt is sleeved on the outer wall of the flange rod.

[0007] As a further improvement of the above scheme, the cleaning mechanism includes a connecting rod, a water inlet groove and a spiral conveying rod, the connecting rod is fixed at the output end of the second motor, the connecting rod is fixed through the water tank and the bottom end of the shell, a water inlet groove is provided at the side end of the connecting rod, a connecting seat is fixed at the top of the connecting rod, and an atomizing cleaning nozzle is provided at the top of the connecting seat.

[0008] As a further improvement to the above solution, a cavity is provided inside the connecting rod, and the spiral conveying rod is spirally shaped and is located in the cavity of the connecting rod.

[0009] As a further improvement to the above scheme, a cavity is provided inside the connection seat to communicate with the cavity of the connection rod, the connection seat is in a cross shape, and a plurality of groups of atomizing cleaning nozzles are provided at the top of the connection seat.

[0010] As a further improvement to the above scheme, the inner end of the flange rod is fixedly connected to a flange plate, the inner end of the flange plate is fixed with two sets of upper and lower fixing plates, the bottom end of the fixing plate is slidably connected to a guide rod, the bottom end of the fixing plate is fixed with three sets of hydraulic rods, and the bottom end of the guide rod is fixed with a clamping arm.

[0011] As a further improvement to the above scheme, the flange is installed at the center of the partition, the outer wall of the flange is provided with a sliding block, the inner wall of the partition is provided with a sliding groove, and the flange and the partition form a sliding connection.

[0012] As a further improvement to the above solution, the fixing plate is fixed to the inner end of the flange, and the fixing plate is symmetrically distributed about the center axis of the flange.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, by installing a water tank, when the low temperature system is maintained, the condenser, the heat sink and the filter need to be cleaned. The hydraulic rod is extended and retracted to drive the positions of the four groups of clamping arms to move so that the parts to be cleaned can be clamped. At this time, the second motor is started, and the second motor can drive the spiral conveying rod to rotate. The position of the water inlet groove is set on the connecting rod inside the water tank. When the spiral conveying rod is rotated, the water entering the cavity of the connecting rod through the water inlet groove can be transported, and the water is transported to the inside of the device through the connecting seat and the atomizing cleaning nozzle. Multiple groups of atomizing cleaning nozzles are arranged crosswise to ensure that a large area of ​​the clamped parts are cleaned. Further, by installing a first motor at the bottom end inside the shell, starting the first motor can drive the transmission rod to rotate. Two groups of belts are set on the outer wall of the transmission rod so that the belt can drive the flange rod to rotate. When the flange rod rotates, it can drive the flange to rotate so that the parts to be cleaned clamped by the two groups of flanges can be rotated, so that the atomizing cleaning nozzle at the bottom can effectively clean the parts to be cleaned at multiple angles when cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 This is a schematic diagram of the front three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the cover plate of the utility model when it is opened;

[0018] Figure 3 It is a cross-sectional three-dimensional structural schematic diagram of the utility model;

[0019] Figure 4 It is a schematic diagram of the three-dimensional structure of the clamping assembly of the utility model;

[0020] Figure 5 This is a schematic diagram of the internal three-dimensional structure of the water tank of the utility model;

[0021] Figure 6 This is a schematic diagram of the three-dimensional structure of the cleaning mechanism of the utility model;

[0022] Figure 7 For the utility model Figure 6 A schematic diagram of the enlarged structure of the local section at point A in the middle;

[0023] In the figure: 1. support frame; 2. shell; 3. cover plate; 4. water tank; 5. partition; 6. first motor; 7. transmission rod; 8. belt; 9. flange rod; 10. flange plate; 11. fixing plate; 12. guide rod; 13. hydraulic rod; 14. clamping arm; 15. second motor; 16. cleaning mechanism; 1601. connecting rod; 1602. water inlet trough; 1603. spiral conveying rod; 1604. connecting seat; 1605. atomizing cleaning nozzle. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example 1

[0025] A comprehensive maintenance device for a nuclear magnetic resonance cryogenic system, such as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, a comprehensive maintenance device for a nuclear magnetic resonance cryogenic system includes a shell 2 and a water tank 4. A support frame 1 is installed at the bottom end of the shell 2, a second motor 15 is fixed to the top end of the support frame 1, and a cleaning mechanism 16 is fixed to the top end of the second motor 15.

[0026] like Figure 6 and Figure 7 As shown, the cleaning mechanism 16 includes a connecting rod 1601, a water inlet groove 1602 and a spiral conveying rod 1603. The connecting rod 1601 is fixed to the output end of the second motor 15. A cavity is opened inside the connecting rod 1601. The spiral conveying rod 1603 is spirally shaped and is located in the cavity of the connecting rod 1601.

[0027] like Figure 6 and Figure 7 As shown, a connecting rod 1601 is fixedly passed through the bottom end of the water tank 4 and the shell 2, a water inlet groove 1602 is provided at the side end of the connecting rod 1601, a connecting seat 1604 is fixed at the top end of the connecting rod 1601, a cavity is provided inside the connecting seat 1604 and is connected to the cavity of the connecting rod 1601, the shape of the connecting seat 1604 is a cross, a plurality of groups of atomizing cleaning nozzles 1605 are provided at the top end of the connecting seat 1604, and an atomizing cleaning nozzle 1605 is provided at the top end of the connecting seat 1604. The atomizing cleaning nozzle 1605 is a prior art that can atomize water to achieve a better cleaning effect.

[0028] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, a water tank 4 is fixed to the bottom end of the shell 2, a cover plate 3 is rotatably connected to the top end of the shell 2, two groups of partitions 5 are arranged inside the shell 2, a first motor 6 is fixed to the bottom left end inside the shell 2, a transmission rod 7 is connected to the output end of the first motor 6, two groups of belts 8 are sleeved on the outer wall of the transmission rod 7, one end of the belt 8 is sleeved on the outer wall of the flange rod 9, a flange 10 is fixedly connected to the inner end of the flange rod 9, the flange 10 is installed in the center of the partition 5, a slider is arranged on the outer wall of the flange 10, a slide groove is opened on the inner wall of the partition 5, and the flange 10 and the partition 5 form a sliding connection.

[0029] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, two sets of upper and lower fixing plates 11 are fixed to the inner end of the flange 10, the fixing plates 11 are fixed to the inner end of the flange 10, the fixing plates 11 are symmetrically distributed about the central axis of the flange 10, the bottom end of the fixing plates 11 is slidably connected to a guide rod 12, three sets of hydraulic rods 13 are fixed to the bottom end of the fixing plates 11, and a clamping arm 14 is fixed to the bottom end of the guide rod 12.

[0030] When working, the embodiment 1 is equipped with a water tank 4. When the low-temperature system is maintained, the condenser, the heat sink and the filter need to be cleaned. The hydraulic rod 13 is extended and retracted to drive the positions of the four groups of clamping arms 14 to move so that the parts that need to be cleaned can be clamped. At this time, the second motor 15 is started, and the second motor 15 can drive the spiral conveying rod 1603 to rotate. The position of the water inlet groove 1602 is set on the connecting rod 1601 inside the water tank 4. When the spiral conveying rod 1603 rotates, it can convey the water that enters the cavity of the connecting rod 1601 through the water inlet groove 1602, and the water is conveyed through the connecting seat 1604 and the atomizing cleaning nozzle. 1605 is transported to the inside of the device, and multiple groups of atomizing cleaning nozzles 1605 are arranged crosswise to ensure large-area cleaning of the clamped parts. Furthermore, by installing a first motor 6 at the bottom end of the shell 2, starting the first motor 6 can drive the transmission rod 7 to rotate, and two groups of belts 8 are sleeved on the outer wall of the transmission rod 7 so that the belt 8 can drive the flange rod 9 to rotate. When the flange rod 9 rotates, it can drive the flange plate 10 to rotate, so that the parts to be cleaned clamped by the two groups of flange plates 10 can be rotated, which can enable the atomizing cleaning nozzle 1605 at the bottom to effectively clean the parts to be cleaned at multiple angles during cleaning.

[0031] By placing the parts to be cleaned between the two groups of clamping arms 14, the hydraulic rod 13 can push the clamping arms 14 so that the two groups of clamping arms 14 clamp the parts to be cleaned, and by closing the cover 3, it can be ensured that water will not splash when the parts are cleaned, thereby achieving the purpose of maintaining the nuclear magnetic resonance cryogenic system.

[0032] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A comprehensive maintenance device for a nuclear magnetic resonance cryogenic system, comprising a housing (2), characterized in that: A support frame (1) is mounted on the bottom end of the shell (2); a second motor (15) is fixed to the top end of the support frame (1); a cleaning mechanism (16) is fixed to the top end of the second motor (15); the cleaning mechanism (16) comprises a connecting rod (1601), a water inlet trough (1602) and a spiral conveying rod (1603); a water tank (4) is fixed to the bottom end of the shell (2); and a cover plate (3) is rotatably connected to the top end of the shell (2); Two groups of partitions (5) are arranged inside the shell (2), a first motor (6) is fixed to the left bottom end inside the shell (2), an output end of the first motor (6) is connected to a transmission rod (7), an outer wall of the transmission rod (7) is sleeved with two groups of belts (8), one end of the belt (8) is sleeved on the outer wall of the flange rod (9).

2. The comprehensive maintenance device for a nuclear magnetic resonance cryogenic system according to claim 1, characterized in that: The connecting rod (1601) is fixed to the output end of the second motor (15), the connecting rod (1601) is fixedly passed through the water tank (4) and the bottom end of the shell (2), a water inlet groove (1602) is provided at the side end of the connecting rod (1601), a connecting seat (1604) is fixed at the top end of the connecting rod (1601), and an atomizing cleaning nozzle (1605) is provided at the top end of the connecting seat (1604).

3. The comprehensive maintenance device for a nuclear magnetic resonance cryogenic system according to claim 2, characterized in that: A cavity is provided inside the connecting rod (1601), and the spiral conveying rod (1603) is spirally shaped and is located inside the cavity of the connecting rod (1601).

4. The comprehensive maintenance device for a nuclear magnetic resonance cryogenic system according to claim 2, characterized in that: The connection seat (1604) is provided with a cavity inside thereof which is connected to the cavity of the connection rod (1601); the connection seat (1604) is in the shape of a cross; and a plurality of groups of atomizing cleaning nozzles (1605) are provided at the top of the connection seat (1604).

5. The comprehensive maintenance device for a nuclear magnetic resonance cryogenic system according to claim 1, characterized in that: The inner end of the flange rod (9) is fixedly connected to a flange plate (10), the inner end of the flange plate (10) is fixedly connected to two sets of upper and lower fixing plates (11), the bottom end of the fixing plate (11) is slidably connected to a guide rod (12), the bottom end of the fixing plate (11) is fixed to three sets of hydraulic rods (13), and the bottom end of the guide rod (12) is fixed to a clamping arm (14).

6. The comprehensive maintenance device for a nuclear magnetic resonance cryogenic system according to claim 5, characterized in that: The flange (10) is installed at the center of the partition (5), the outer wall of the flange (10) is provided with a sliding block, the inner wall of the partition (5) is provided with a sliding groove, and the flange (10) and the partition (5) form a sliding connection.

7. The comprehensive maintenance device for a nuclear magnetic resonance cryogenic system according to claim 5, characterized in that: The fixing plate (11) is fixed to the inner end of the flange (10), and the fixing plate (11) is symmetrically distributed about the central axis of the flange (10).

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