CN215457987U - Rotatable nuclear magnetic resonance spectrometer - Google Patents
Rotatable nuclear magnetic resonance spectrometer Download PDFInfo
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- CN215457987U CN215457987U CN202121770345.7U CN202121770345U CN215457987U CN 215457987 U CN215457987 U CN 215457987U CN 202121770345 U CN202121770345 U CN 202121770345U CN 215457987 U CN215457987 U CN 215457987U
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Abstract
The application relates to a rotatable nuclear magnetic resonance apparatus, relates to magnetic resonance's field, and it includes: the two sides of the scanning device are hinged to the base surface, a through hole is formed in the scanning device, and the axis of rotation of the scanning device is perpendicular to the axis of the through hole; the detection bed is arranged in the through hole in a penetrating way and is connected with the scanning device in a sliding way; and one end of the rotating driving source is hinged to the base surface, and the other end of the rotating driving source is hinged to the scanning device so as to drive the scanning device to rotate. The magnetic field of the motor can influence the magnetic field of the magnetic resonance equipment when the scanning device is driven to rotate through the motor.
Description
Technical Field
The present application relates to the field of magnetic resonance, and more particularly, to a rotatable nuclear magnetic resonance apparatus.
Background
Magnetic resonance refers to the phenomenon of spin magnetic resonance (spin magnetic resonance). It has a wide meaning, including Nuclear Magnetic Resonance (NMR), Electron Paramagnetic Resonance (EPR), or Electron Spin Resonance (ESR); in addition, Magnetic Resonance, which is a common term in daily life, refers to Magnetic Resonance Imaging (MRI), which is a type of Imaging apparatus for medical examination made by using the phenomenon of nuclear Magnetic Resonance.
In the related art, when the nmr is used, a patient can only image in a lying posture, and images of a skeletal muscle system, a nervous system and other systems of the patient in different postures are different, and in order to overcome the problem that liquid helium of the nmr in the prior art can only image in a horizontal static manner, a liquid helium-free superconducting technology is developed, and a nmr matched with the liquid helium-free superconducting technology to realize multi-angle imaging needs to be designed urgently.
SUMMERY OF THE UTILITY MODEL
In order to assist in realizing multi-angle examination imaging of patients, the application provides a rotatable nuclear magnetic resonance apparatus.
The application provides a rotatable nuclear magnetic resonance spectrometer adopts following technical scheme:
a rotatable nuclear magnetic resonance apparatus, comprising:
the two sides of the scanning device are hinged to the base surface, a through hole is formed in the scanning device, and the axis of rotation of the scanning device is perpendicular to the axis of the through hole;
the detection bed is arranged in the through hole in a penetrating way and is connected with the scanning device in a sliding way; and
and one end of the rotating driving source is hinged on the base surface, and the other end of the rotating driving source is hinged on the scanning device so as to drive the scanning device to rotate.
By adopting the technical scheme, the imaging angle of the scanning device can be controlled by rotating the driving source, and multi-angle examination imaging of patients is realized in an auxiliary manner.
Optionally, both sides of the scanning device are fixed with rotating shafts, a support is arranged on the base surface on both sides of the scanning device, and a rotating hole for the rotating shafts to penetrate through is formed in the upper end of the support.
Through adopting above-mentioned technical scheme, the axis of rotation is worn to locate and is rotated downthehole and rotate in rotating to rotate scanner and connect on the support.
Optionally, scanning device is last to be equipped with two parallel slide rails of each other, two the slide rail is worn to locate and is worn to establish downthehole and both ends and stretch out and wear to establish the hole, the downside of detecting the bed is fixed with the fixed plate with the slide rail one-to-one, one side of fixed plate is fixed with the sliding block, be equipped with on the slide rail and supply the sliding block to inlay the sliding groove of establishing the slip.
Through adopting above-mentioned technical scheme, the sliding block inlays to be located in the sliding groove and slides in the sliding groove to slide the connection on scanning device with detecting the bed.
Optionally, the two fixing plates are arranged between the two slide rails.
Through adopting above-mentioned technical scheme, two fixed plates are located between two slide rails for it rocks along the axis vertically direction with scanning device to be difficult for detecting the bed, has improved the stability when detecting the bed and sliding.
Optionally, the sliding block is rotatably connected with at least one roller, and the roller is in rolling contact with the side wall of the sliding groove.
Through adopting above-mentioned technical scheme, convert the sliding friction of sliding block and slide rail into rolling friction, reduced the frictional force between sliding block and the slide rail, and then reduce the resistance when detecting the bed and slide, improved the convenience when detecting the bed and slide.
Optionally, still including locating drive assembly that drives about detection bed and slide along the axis of wearing to establish the hole on the scanning device, drive assembly includes:
the number of the synchronous belt wheels is two, and the two synchronous belt wheels are rotationally connected to two axial ends of the through hole of the scanning device;
the synchronous belts are sleeved on the two synchronous belt wheels and are fixed with the detection bed so as to drive the detection bed to move; and
and the synchronous belt driving source is fixed at one end of the through hole of the scanning device, and the output shaft of the scanning device is fixedly connected with the synchronous belt wheel.
Through adopting above-mentioned technical scheme, hold-in range driving source orders about synchronous pulley and rotates, and synchronous pulley drives the hold-in range and rotates, and the hold-in range drives and detects the bed and slide to realize detecting the automatic control that the bed removed.
Optionally, the driving assembly further includes an electromagnetic power-off brake, and an input end of the electromagnetic power-off brake is connected with the synchronous pulley and rotates synchronously.
Through adopting above-mentioned technical scheme for after the hold-in range driving source outage, can lose the braking of electric brake control synchronous pulley through the electromagnetism, security when having improved the nuclear magnetic resonance appearance and using.
Optionally, the one end that detects the bed is equipped with foot support and foot support locking piece, the foot holds in the palm the edge the axial of wearing to establish the hole slide connect in detect on the bed, the foot holds in the palm the locking piece and locks the foot support in detecting on the bed.
By adopting the technical scheme, the foot support provides support for the patient lying on the detection bed, so that the patient is not easy to slide on the detection bed, and the stability of the patient lying on the detection bed is improved; the foot holds in the palm and slides and connect on detecting the bed and accessible foot holds in the palm the locking piece and lock to make the foot hold in the palm the position on detecting the bed and can adjust according to the height of disease.
Optionally, the foot rest includes a pedal and two side plates, the two side plates are fixed on two sides of the pedal, the upper side of the detection bed is fixed with a base plate in one-to-one correspondence with the side plates, and the lower side of the side plates is provided with a sliding groove for the base plate to be embedded and slid.
By adopting the technical scheme, the arrangement of the side plates limits the soles treaded on the pedal plate, so that the soles treaded on the pedal plate are not easy to slide off the pedal plate; the base plate is embedded in the sliding groove and connected with the side plate in a sliding mode, so that the position of the foot support on the detection bed can be adjusted according to the height of a patient.
Optionally, the foot rest locking piece includes a threaded portion and a holding portion, the holding portion is fixed to one end of the threaded portion, the threaded portion is in threaded connection with the side plate, and the base plate is provided with a plurality of locking holes arranged along an axial direction of the through hole;
when the foot support is locked on the detection bed, the thread part is inserted into the locking hole.
Through adopting above-mentioned technical scheme, the foot holds in the palm after the position control on detecting the bed is accomplished, grips and rotates the portion of gripping, orders about screw thread portion and inserts in the locking hole to the foot that will adjust the completion holds in the palm and locks on detecting the bed.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the imaging angle of the scanning device can be controlled by rotating the driving source, so that the multi-angle examination imaging of the patient is realized in an auxiliary manner;
2. when rotating through motor drive scanning device, the magnetic field of motor can influence each other with magnetic resonance equipment's magnetic field, and this application has adopted the pneumatic cylinder to avoid the appearance of above-mentioned condition.
Drawings
Fig. 1 is a schematic structural diagram of a rotatable nmr apparatus according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a scanning device, a detection bed, a driving assembly, a foot rest, and a foot rest locking member according to an embodiment of the present application.
Fig. 3 is an exploded view of the detection bed and the slide rail according to the embodiment of the present application.
Fig. 4 is a schematic structural diagram of a sliding block and a roller according to an embodiment of the present application.
Fig. 5 is an exploded view of the foot rest and the detection bed according to the embodiment of the present application.
Fig. 6 is a schematic structural diagram of a driving assembly according to an embodiment of the present application.
Fig. 7 is a schematic structural diagram of a scanning device according to an embodiment of the present application in a vertical arrangement.
Description of reference numerals: 10. a scanning device; 11. perforating holes; 12. a rotating shaft; 13. a slide rail; 131. a sliding groove; 14. hinging a shaft; 15. a support table; 16. a support plate; 17. a reinforcing plate; 20. a detection bed; 21. a fixing plate; 211. a sliding block; 2111. a roller groove; 212. a roller; 22. a substrate; 221. a locking hole; 23. blocking edges; 24. a connecting plate; 25. an upper splint; 26. a lower splint; 30. a rotation drive source; 40. a base surface; 41. a support; 411. rotating the hole; 50. a drive assembly; 51. a synchronous pulley; 52. a synchronous belt; 53. a synchronous belt driving source; 54. an electromagnetic power-off brake; 55. a tension roller; 60. a foot support; 61. a foot pedal; 62. a side plate; 621. a chute; 70. a foot rest locking piece; 71. a threaded portion; 72. a grip portion.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a rotatable nuclear magnetic resonance spectrometer. Referring to fig. 1 and 2, the rotational nmr apparatus includes a scanning device 10, a detection bed 20, and a rotational drive source 30.
Referring to fig. 1 and 2, a scanning device 10 is hinged to a base surface 40, the scanning device realizes multi-angle examination imaging by a liquid-helium-free superconducting technology, the scanning device is common knowledge in the art, and details are not repeated herein, a frame body of the scanning device 10 may be rectangular block-shaped or cylindrical, in this embodiment, the frame body of the scanning device 10 is introduced by taking a cylindrical shape as an example, and a rotation driving source 30 is used for driving the scanning device 10 to rotate, so that the scanning device 10 can adjust an angle according to actual imaging requirements of patients. Specifically, two supports 41 are fixed on the base surface 40, the two supports 41 are respectively located on two sides of the scanning device 10, the two sides of the scanning device 10 are both fixed with the rotating shafts 12, the two rotating shafts 12 are concentrically arranged, the axes of the rotating shafts 12 intersect with the axis of the scanning device 10, the upper end of the support 41 is provided with a rotating hole 411, and the rotating shafts 12 penetrate through the rotating hole 411 and are rotatably connected with the supports 41 so as to rotatably connect the scanning device 10 to the supports 41. The rotation driving source 30 is an oil cylinder, when the number of the oil cylinders is one, a hinge shaft 14 is fixed on one side of the scanning device 10, the axis of the hinge shaft 14 is parallel to the axis of the rotation shaft 12, the axis of the hinge shaft 14 is not coincident with the axis of the rotation shaft 12, a piston rod of the oil cylinder is hinged to the scanning device 10 through the hinge shaft 14, a cylinder body of the oil cylinder is hinged to the base surface 40, and the scanning device 10 is driven to rotate around the rotation shaft 12 through the extension and contraction of the piston rod of the oil cylinder.
In order to facilitate the connection and fixation of the scanning device 10 and the rotating shaft 12, two supporting plates 16 are fixed on the scanning device 10, the two supporting plates 16 are respectively arranged at two sides of the scanning device 10, and the rotating shaft 12 is fixed on the supporting plates 16. Reinforcing plates 17 are fixed to both ends of the supporting plate 16, and the reinforcing plates 17 are respectively connected to both ends of the scanning device 10 to provide support for the scanning device 10 in a vertical or inclined arrangement.
Referring to fig. 2 and 3, a through hole 11 is formed in the scanning device 10, the through hole 11 and the scanning device 10 are concentrically arranged, two ends of the through hole 11 penetrate through two axial ends of the scanning device 10, the detection bed 20 is arranged in the through hole 11 in a penetrating manner, and the detection bed 20 is connected with the scanning device 10 in a sliding manner. Specifically, two fixing plates 21 are fixed on the lower side of the detection bed 20, the two fixing plates 21 are arranged along the axis of the scanning device 10, the two fixing plates 21 are parallel to each other, a plurality of sliding blocks 211 are fixed on one side of the fixing plates 21, the plurality of sliding blocks 211 are uniformly arranged along the length direction of the fixing plates 21, a support platform 15 is fixed on each of the two axial ends of the scanning device 10, two sliding rails 13 are arranged on the support platform 15, the sliding rails 13 are arranged in the through holes 11 in a penetrating manner, the two ends of the two sliding rails 13 are respectively fixed on the upper sides of the two support platforms 15 in a one-to-one correspondence manner, a sliding groove 131 is formed in one side of the sliding rail 13, the sliding blocks 211 are embedded in the sliding groove 131 for sliding, so as to connect the detection bed 20 to the scanning device 10 in a sliding manner, the two fixing plates 21 can be respectively located on the outer sides of the two sliding rails 13, the two fixing plates 21 can also be located between the two sliding rails 13, the other one of the two fixing plates 21 can be located on the outer sides of the two sliding rails 13, in order to make the detection bed 20 not easily swing along the direction perpendicular to the length direction of the slide rail 13, the embodiment is described by taking the two fixing plates 21 as an example between the two slide rails 13, and meanwhile, the side of the sliding block 211 away from the fixing plates 21 abuts against the bottom of the sliding groove 131 to slide.
Referring to fig. 3 and 4, in order to reduce the frictional resistance between the sliding block 211 and the sliding rail 13, at least one roller 212 is rotatably connected to the sliding block 211, and the roller 212 rolls in the sliding groove 131 to convert the sliding friction between the sliding block 211 and the sliding rail 13 into rolling friction. Specifically, when the roller 212 is one, the roller 212 may be horizontally disposed or vertically disposed, the sliding block 211 is provided with a roller groove 2111 for the roller 212 to be embedded and disposed in rotation, the roller 212 is embedded in the roller groove 2111 and then is rotatably connected to the sliding block 211 through a pin, when the roller 212 is horizontally disposed, the roller 212 is in rolling abutment with the lower sidewall of the sliding groove 131, and when the roller 212 is vertically disposed, the roller 212 is in rolling abutment with the groove bottom of the sliding groove 131. When there are two rollers 212, one roller 212 is disposed horizontally, and the other roller 212 is disposed vertically. When the number of the rollers 212 is three, the two rollers 212 are vertically arranged and respectively located at two ends of the sliding block 211, and one roller 212 is horizontally arranged and located between the two rollers 212.
In order to prevent the patient from rolling off the detection bed 20, flanges 23 are fixed on both sides of the detection bed 20 in the length direction, and the flanges 23 are arranged along the length direction of the detection bed 20.
Referring to fig. 3 and 5, in order to support the patient's steps on the detection bed 20, one end of the detection bed 20 is provided with a foot support 60, and the foot support 60 may be slidably connected to one end of the detection bed 20, or may be fixed to one end of the detection bed 20. Specifically, the footrest 60 includes two foot plates 61 and side plates 62, and the two side plates 62 are fixed to both sides of the foot plate 61 to limit the sole of the foot placed on the foot plate 61 so that the sole of the foot placed on the foot plate 61 is not easily slid off the foot plate 61 from both sides of the foot plate 61. Two base plates 22 are fixed on the detection bed 20, the base plates 22 are arranged along the length direction of the detection bed 20, a sliding groove 621 is formed in the lower side of the side plate 62, and the sliding groove 621 is used for the base plates 22 to be embedded and slide so as to connect the foot supports 60 on the base plates 22 in a sliding manner.
The foot support locking member 70 comprises a threaded portion 71, the threaded portion 71 is in threaded connection with the side plate 62, a threaded hole and a sliding groove 621 which correspond to the threaded portion 71 on the side plate 62 are communicated with each other, a plurality of locking holes 221 are formed in the base plate 22, the locking holes 221 can be uniformly arranged along the length direction of the base plate 22 and can also be arranged at unequal intervals, and the locking holes 221 are used for the threaded portion 71 to penetrate through so as to lock the adjusted foot support 60 on the detection bed 20.
In order to facilitate the rotation of the threaded portion 71, the foot rest locking member 70 further includes a holding portion 72, the holding portion 72 is fixed on a side of the threaded portion 71 away from the foot rest 60, and the holding portion 72 is used to increase a holding area of the foot rest locking member 70, so as to facilitate the operator to hold and rotate the foot rest locking member 70.
Referring to fig. 3 and 6, in order to drive the detection bed 20 to slide in the through hole 11, a driving assembly 50 is disposed on the scanning device 10, and the driving assembly 50 includes a synchronous pulley 51, a synchronous belt 52 and a synchronous belt driving source 53. Specifically, the number of the synchronous pulleys 51 is two, the two synchronous pulleys 51 are respectively rotatably connected to the two support tables 15, the synchronous belt 52 is sleeved on the two synchronous pulleys 51 and is mutually engaged with the synchronous pulleys 51, the synchronous belt driving source 53 is fixed on one support table 15, the synchronous belt driving source 53 is used for driving the synchronous pulleys 51 to rotate, the output end of the synchronous belt driving source 53 can be directly connected with the rotating shaft of the synchronous pulleys 51, can also be connected with the rotating shaft of the synchronous pulleys 51 through belt transmission, and can also be connected with the rotating shaft of the synchronous pulleys 51 through gear transmission, and the output end of the synchronous belt driving source 53 in this embodiment is connected with the rotating shaft of the synchronous pulleys 51 through gear transmission. The timing belt driving source 53 may be a servo motor or an ultrasonic motor, and in this embodiment, the timing belt driving source 53 is described by taking an ultrasonic motor as an example.
Hold-in range 52 and the downside fixed connection who detects bed 20, specifically, the downside that detects bed 20 is fixed with connecting plate 24, and the downside of connecting plate 24 is fixed with punch holder 25, and the downside of punch holder 25 is fixed with lower plate 26, and punch holder 25 presss from both sides tight hold-in range 52 with the lower plate 26 cooperation to realize that hold-in range 52 drives the removal that detects bed 20.
In order to enable the detection bed 20 to be vertically arranged, the synchronous belt 52 can bear the weight of the detection bed 20 and the human body on the detection bed 20, and the synchronous belt 52 is a non-magnetic high-strength synchronous belt.
In order to make the upper and lower jaws 25 and 26 less liable to slide on the timing belt 52, the upper side of the lower jaw 26 is provided with engaging teeth (not shown) which are engaged with the teeth of the timing belt 52.
In order to make the synchronous pulley 51 not easy to rotate after power failure, the driving assembly 50 further includes an electromagnetic power-off brake 54, the electromagnetic power-off brake 54 is common knowledge in the art, and details are not described herein, an input end of the electromagnetic power-off brake 54 may be directly and fixedly connected with a rotating shaft of another synchronous pulley 51, may also be connected with a rotating shaft of another synchronous pulley 51 through belt transmission, and may also be connected with a rotating shaft of another synchronous pulley 51 through gear transmission, in this embodiment, the input end of the electromagnetic power-off brake 54 is described by taking the example of being connected with a rotating shaft of another synchronous pulley 51 through belt transmission.
In order to increase the distance between the lower synchronous belt 52 and the support platforms 15, at least one tension roller 55 is rotatably connected to each support platform 15, so that the lower synchronous belt 52 is not easy to rub against the support platforms 15 when swinging, and the synchronous belt 52 is not easy to swing when bearing the weight of the human body on the detection bed 20 and the detection bed 20; when the number of the tension rollers 55 is one, the tension rollers 55 are arranged at the lower side of the middle of the two synchronous pulleys 51; when the number of the tension rollers 55 is two or more, the two or more tension rollers 55 are provided between the two timing pulleys 51 at intervals.
Referring to fig. 7, at this time, the scanning device 10 is driven by the rotation driving source 30 to rotate to a vertical state, in order to reduce the heights of the bracket 41 and the scanning device 10, the base surface 40 is provided with an accommodating groove 42, and when the scanning device 10 is in the vertical state, one end of the detection bed 20, which is provided with the foot rest 60, is embedded in the accommodating groove 42. At the moment, the patient is in a standing state, the imaging in the state is convenient for the research of blood perfusion and spine imaging, and the brain activity of the person in the state is more consistent with the actual situation, so that the brain imaging is more accurate.
The implementation principle of the rotatable nuclear magnetic resonance spectrometer in the embodiment of the application is as follows: initially, scanning device 10's axis is the level setting, detect bed 20 from its one end roll-off wear hole 11 that is equipped with foot support 60, adjust the position that foot support 60 was held in the palm and lock through foot support locking piece 70 according to the height of disease, the disease lies on detecting bed 20 after, drive assembly 50 orders about detecting bed 20 and slides to wear hole 11 in, order about scanning device 10 to rotate through rotation driving source 30 according to the needs that detect and adjust scanning device 10 axis and horizontal direction's contained angle, then scan the formation of image. After scanning and imaging, the scanning device 10 is driven to rotate by the rotary driving source 30, so that the axis of the scanning device 10 is horizontally arranged, the detection bed 20 is driven to slide out of the through hole 11 by the driving assembly 50, and the patient can move down the detection bed 20.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A rotatable nuclear magnetic resonance apparatus, comprising:
the scanning device (10) is hinged to the base surface (40) on two sides, a through hole (11) is formed in the scanning device (10), and the axis of rotation of the scanning device (10) is perpendicular to the axis of the through hole (11);
the detection bed (20) is arranged in the through hole (11) in a penetrating way and is connected with the scanning device (10) in a sliding way; and
and one end of the rotating driving source (30) is hinged on the base surface (40) and the other end is hinged on the scanning device (10) so as to drive the scanning device (10) to rotate.
2. The rotational nmr apparatus of claim 1, wherein: both sides of scanning device (10) all are fixed with axis of rotation (12), be equipped with on basal plane (40) in scanning device (10)'s both sides support (41), the upper end of support (41) is equipped with and supplies axis of rotation (12) to wear to establish pivoted rotation hole (411).
3. The rotational nmr apparatus of claim 1, wherein: be equipped with two slide rail (13) that are parallel to each other on scanning device (10), two slide rail (13) wear to locate in wearing to establish hole (11) and both ends stretch out wearing to establish hole (11), the downside that detects bed (20) is fixed with fixed plate (21) with slide rail (13) one-to-one, one side of fixed plate (21) is fixed with sliding block (211), be equipped with on slide rail (13) and supply sliding block (211) to inlay sliding groove (131) of establishing the slip.
4. A rotatable nmr apparatus according to claim 3, wherein: the two fixing plates (21) are arranged between the two slide rails (13).
5. A rotatable nmr apparatus according to claim 3, wherein: the sliding block (211) is rotatably connected with at least one roller (212), and the roller (212) is in rolling contact with the side wall of the sliding groove (131).
6. The rotational nmr according to claim 1, further comprising a driving assembly (50) disposed on the scanning device (10) for driving the detection bed (20) to slide along the axis of the through hole (11), wherein the driving assembly (50) comprises:
the number of the synchronous belt wheels (51) is two, and the two synchronous belt wheels (51) are rotationally connected to two axial ends of the scanning device (10) arranged in the through hole (11);
the synchronous belts (52) are sleeved on the two synchronous belt wheels (51) and are fixed with the detection bed (20) so as to drive the detection bed (20) to move; and
and the synchronous belt driving source (53) is fixed at one end of the scanning device (10) arranged in the through hole (11), and an output shaft of the synchronous belt driving source is connected with the synchronous belt wheel (51) so as to drive the synchronous belt wheel (51) to rotate.
7. The NMR spectrometer according to claim 6, wherein the drive assembly (50) further comprises an electromagnetic power-off brake (54), and an input of the electromagnetic power-off brake (54) is connected to the synchronous pulley (51) and rotates synchronously.
8. The rotational nmr apparatus of claim 1, wherein: the one end of detecting bed (20) is equipped with foot support (60) and foot support locking piece (70), foot support (60) are followed the axial of wearing to establish hole (11) slide connect in detect on bed (20), foot support locking piece (70) lock foot support (60) on detecting bed (20).
9. The rotational nmr apparatus of claim 8, wherein: the foot support (60) comprises a pedal (61) and two side plates (62), the two side plates (62) are fixed on two sides of the pedal (61), the upper side of the detection bed (20) is fixed with base plates (22) which are in one-to-one correspondence with the side plates (62), and sliding grooves (621) for the base plates (22) to be embedded and slid are formed in the lower sides of the side plates (62).
10. The rotational nmr according to claim 9, wherein: the foot support locking piece (70) comprises a thread part (71) and a holding part (72), the holding part (72) is fixed at one end of the thread part (71), the thread part (71) is in threaded connection with the side plate (62), and a plurality of locking holes (221) arranged along the axial direction of the through hole (11) are formed in the base plate (22);
when the foot rest (60) is locked on the detection bed (20), the thread part (71) is inserted into the locking hole (221).
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| CN202121770345.7U CN215457987U (en) | 2021-07-30 | 2021-07-30 | Rotatable nuclear magnetic resonance spectrometer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113616185A (en) * | 2021-07-30 | 2021-11-09 | 鑫高益医疗设备股份有限公司 | Rotary multi-angle imaging nuclear magnetic resonance spectrometer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113616185A (en) * | 2021-07-30 | 2021-11-09 | 鑫高益医疗设备股份有限公司 | Rotary multi-angle imaging nuclear magnetic resonance spectrometer |
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