CN109064723B

CN109064723B - Nuclear Magnetic Resonance (MR) alarm

Info

Publication number: CN109064723B
Application number: CN201811140085.8A
Authority: CN
Inventors: 何美梨; 刘敏茹
Original assignee: DONGGUAN THREE-DIMENSIONAL MEDICAL EQUIPMENT CO LTD
Current assignee: DONGGUAN THREE-DIMENSIONAL MEDICAL EQUIPMENT CO LTD
Priority date: 2018-09-28
Filing date: 2018-09-28
Publication date: 2023-06-13
Anticipated expiration: 2038-09-28
Also published as: CN109064723A

Abstract

The invention discloses a nuclear Magnetic Resonance (MR) alarm which comprises a nuclear magnetic resonance body, wherein the bottom of the right side of the nuclear magnetic resonance body is fixedly connected with a fixed table, the top of the fixed table is provided with a bed plate body, the bed plate body is matched with the nuclear magnetic resonance body, the top of the fixed table is provided with a first groove, and the inner wall of the first groove is fixedly connected with a shell. According to the invention, through the matched use of the adjusting rod, the sliding sleeve, the right threaded rod, the first limiting groove, the first conical gear, the adjusting threaded rod, the second conical gear, the threaded sleeve, the moving plate, the limiting sliding sleeve, the spring and the adjusting plate, the nuclear Magnetic Resonance (MR) alarm has the advantages of simplicity in operation, convenience in adjustment and high alarm accuracy, a user can conveniently debug the alarm after installing the alarm, the time and labor saving effect is achieved, and meanwhile, the user can conveniently maintain or replace the alarm, so that the economy of the user is saved, the use of the user is facilitated, and the popularization is worth.

Description

Nuclear Magnetic Resonance (MR) alarm

Technical Field

The invention relates to the technical field of nuclear magnetic resonance, in particular to a nuclear Magnetic Resonance (MR) alarm.

Background

Nuclear magnetic resonance is an atomic nucleus with a magnetic moment of non-zero, a spin energy level is subjected to zeeman splitting under the action of an external magnetic field, the physical process of resonance absorption of radio frequency radiation with a certain frequency is performed, nuclear magnetic resonance spectroscopy is a branch of spectroscopy, the resonance frequency is in a radio frequency band, the corresponding transition is the transition of nuclear spin on the nuclear zeeman energy level, and nuclear magnetic resonance application is performed: nuclear magnetic resonance imaging inspection has become a common image inspection mode, and nuclear magnetic resonance imaging is a novel image inspection technology, which does not affect human health, but six groups of people are not suitable for nuclear magnetic resonance inspection, namely: people who are provided with cardiac pacemakers, people who have or are suspected to have metal foreign bodies in eyeballs, people who have silver clip ligatures of aneurysms, people who have metal foreign bodies in bodies or metal prostheses, critical patients with life hazards, claustrophobia patients and the like, and can not bring monitoring instruments, rescue equipment and the like into a nuclear magnetic resonance examination room.

The personnel to be detected can not carry metal when carrying out nuclear magnetic resonance inspection, so the metal alarm is generally installed in the nuclear magnetic resonance device for detecting whether a user carries metal or not, but the traditional alarm is generally fixed in position after installation, if the installation position and the bed plate position are not on the same horizontal line, the induction position on the alarm can not accept the change of the magnetic stripe of the detector on the bed plate, so that the alarm can not report by mistake or can not work normally, and therefore, a nuclear Magnetic Resonance (MR) alarm is provided.

Disclosure of Invention

The invention aims to provide a nuclear Magnetic Resonance (MR) alarm which has the advantages of simple operation, convenient adjustment and high alarm accuracy, and solves the problems that the conventional alarm is generally fixed in position after being installed, and if the installation position and the position of a bed board are not on the same horizontal line, the induction position on the alarm can not accept the change of the magnetic stripe of a detector on the bed board, so that the alarm can not work normally.

In order to achieve the above purpose, the present invention provides the following technical solutions: a nuclear Magnetic Resonance (MR) alarm, which comprises a nuclear magnetic resonance body, wherein the bottom of the right side of the nuclear magnetic resonance body is fixedly connected with a fixed table, the top of the fixed table is provided with a bed plate body which is matched with the nuclear magnetic resonance body, a first groove is formed at the top of the fixed table, the inner wall of the first groove is fixedly connected with a shell, the top and the bottom of the inner cavity of the shell are fixedly connected with first connecting pieces, a fixed shell is fixedly connected between the two first connecting pieces, a placing groove is arranged on the front surface of the fixed shell, an inner cavity of the placing groove is provided with an alarm body, t-shaped sliding grooves are respectively arranged at the top and the bottom of the inner cavity of the placing groove, the inner wall of the T-shaped sliding groove is connected with a T-shaped sliding block in a sliding way, one side of the T-shaped sliding block is fixedly connected with the alarm body, the front side and the rear side of the fixed shell are both provided with bearing grooves, the inner wall of the bearing groove is fixedly connected with a first bearing, the inner wall of the first bearing is fixedly connected with an adjusting rod, the surface of the adjusting rod is sleeved with a sliding sleeve, two ends of the sliding sleeve are respectively and fixedly connected with a left threaded rod and a right threaded rod, the left threaded rod is positioned at the left side of the right threaded rod, one side of the left threaded rod and one side of the right threaded rod are respectively provided with a through hole matched with the adjusting rod, one end of the adjusting rod is fixedly connected with an adjusting block, a first limit groove is formed on the front surface of the adjusting block, an inner cavity of the first limit groove is provided with an inner thread I, the right threaded rod is matched with the first limit groove, the front side and the rear side of the fixed shell are both provided with second limiting grooves, the inner cavity of each second limiting groove is provided with internal threads II, and the left threaded rod is matched with each second limiting groove.

The inside of fixed shell has seted up the second recess, the total number of second recess is two, and the one end that the sliding sleeve was kept away from to two regulation poles all runs through to the inner chamber of second recess and fixedly connected with first conical gear, the movable groove has been seted up to the bottom of second recess inner chamber, the movable groove communicates with the standing groove, the second bearing is inlayed to the bottom of movable groove inner chamber, the inner wall fixedly connected with of second bearing adjusts the threaded rod, the top fixedly connected with second conical gear of adjusting the threaded rod, second conical gear and first conical gear meshing, the surface cover of adjusting the threaded rod is equipped with the thread bush, the inner chamber of thread bush passes through screw thread and regulation threaded rod swing joint, the rear side fixedly connected with movable plate of thread bush, the equal fixedly connected with second connecting piece of both sides of movable plate, the equal swing joint of both sides of movable groove inner chamber bottom has the guide pillar, the total number of guide pillar is four, the surface cover of guide pillar is equipped with spacing sliding sleeve, the total number of spacing sliding sleeve is two, the one end that the movable plate was kept away from to the second connecting piece is equipped with the second conical gear, the surface of spacing sleeve and the top is equipped with the spring, the top is the four spring and is connected with the top of adjusting the spring plate, the top is connected with the top to the spring.

Preferably, the surface of the adjusting block is provided with an anti-skid groove, and the anti-skid groove is semicircular.

Preferably, the width of the anti-skid groove is one centimeter.

Preferably, the top of the bed board body is fixedly connected with a protection pillow, and the top of the protection pillow is provided with a concave contact surface.

Preferably, the material of the protection pillow is polyurethane material.

Preferably, the front side fixedly connected with bench of fixed station, the four corners at bench top all is provided with the fillet.

Preferably, the angle of the rounded corners is between thirty degrees and forty-five degrees.

Preferably, the diameter of the second limiting groove is larger than that of the first bearing, and the first bearing is located in the second limiting groove.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, through the matched use of the adjusting rod, the sliding sleeve, the right threaded rod, the first limiting groove, the first conical gear, the adjusting threaded rod, the second conical gear, the threaded sleeve, the moving plate, the limiting sliding sleeve, the spring and the adjusting plate, the nuclear Magnetic Resonance (MR) alarm has the advantages of simplicity in operation, convenience in adjustment and high alarm accuracy, a user can conveniently debug the alarm after installing the alarm, the time and labor saving effect is achieved, and meanwhile, the user can conveniently maintain or replace the alarm, so that the economy of the user is saved, the use of the user is facilitated, and the popularization is worth.

2. According to the invention, through the matched use of the protection pillow and the concave contact surface, the head of a person to be detected is conveniently placed when the person to be detected lies on the top of the bed board body, the effect of protecting the head of the person to be detected is achieved, the condition that the person to be detected lies down too fast and impacts the head is avoided, and through the arrangement of the anti-skid grooves, the friction force between the palm of a user and the regulating block is increased, so that the user can quickly rotate the regulating block, and the effect of saving time and labor is achieved.

3. According to the invention, due to the arrangement of the stair platform, the to-be-detected personnel with different heights can lie on the top of the bed board body conveniently, so that the nuclear magnetic resonance is more comfortable in use, and meanwhile, due to the arrangement of the round corners, the phenomenon that the edges of the stair platform collide with the legs of the to-be-detected personnel is avoided, and the effect of protecting the to-be-detected personnel is achieved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a top view of the housing structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2A in accordance with the present invention;

FIG. 4 is a left side cross-sectional view of the stationary housing structure of the present invention;

FIG. 5 is an enlarged view of a portion of B of FIG. 4 in accordance with the present invention;

FIG. 6 is a left side cross-sectional view of a partial structure of a stationary housing according to the present invention;

FIG. 7 is a schematic diagram of a regulating block structure according to the present invention;

FIG. 8 is a schematic view of the connection structure of the adjusting rod and the sliding sleeve according to the present invention.

In the figure: 1. a nuclear magnetic resonance body; 2. a fixed table; 3. a bed board body; 4. a first groove; 5. a housing; 6. a first connector; 7. a fixed case; 8. a placement groove; 9. an alarm body; 10. t-shaped sliding grooves; 11. a T-shaped slider; 12. a bearing groove; 13. a first bearing; 14. an adjusting rod; 15. a sliding sleeve; 16. a left threaded rod; 17. a right threaded rod; 18. an adjusting block; 19. a first limit groove; 20. the second limit groove; 21. a second groove; 22. a first bevel gear; 23. a movable groove; 24. a second bearing; 25. adjusting a threaded rod; 26. a second bevel gear; 27. a thread sleeve; 28. a moving plate; 29. a second connector; 30. a guide post; 31. a limit sliding sleeve; 32. a spring; 33. an adjusting plate; 34. an anti-skid groove; 35. a protection pillow; 36. a concave contact surface; 37. a landing.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a nuclear magnetic resonance MR alarm, including nuclear magnetic resonance body 1, nuclear magnetic resonance body 1 right side's bottom fixedly connected with fixed station 2, the top of fixed station 2 is provided with bed board body 3, bed board body 3 and nuclear magnetic resonance body 1 looks adaptation, first recess 4 has been seted up at the top of fixed station 2, the inner wall fixedly connected with casing 5 of first recess 4, the equal fixedly connected with first connecting piece 6 in top and bottom of casing 5 inner chamber, fixedly connected with fixed shell 7 between two first connecting pieces 6, standing groove 8 has been seted up on the positive surface of fixed shell 7, the inner chamber of standing groove 8 is provided with alarm body 9, T shape spout 10 has all been seted up at the top and the bottom of standing groove 8 inner chamber, T shape spout 10's inner wall sliding connection has T shape slider 11, one side and alarm body 9 fixed connection of T shape slider 11, bearing groove 12 has all been seted up to the front side and the rear side of fixed shell 7, the inner wall fixedly connected with first bearing 13 of bearing groove 12, the inner wall fixedly connected with regulation pole 14 of first bearing 13, the surface cover of regulation pole 14 is equipped with 15, the both ends of sliding sleeve 15 are respectively fixedly connected with the fixed shell 7, the right side 16 is located the threaded rod 16 and is equipped with the first threaded rod 16 of a spacing groove 20, the first side of spacing groove 18 is equipped with the first side of spacing groove 20, the first side of spacing groove 16 is equipped with the spacing groove 20, the first side of spacing groove 18 is equipped with, the spacing groove 20, the first side of spacing groove 18 is equipped with the spacing groove 20, the spacing groove is equipped with the spacing groove of spacing groove is equipped with the spacing groove 20.

The second groove 21 is arranged in the fixed shell 7, the total number of the second grooves 21 is two, one ends of the two adjusting rods 14 far away from the sliding sleeve 15 penetrate through the inner cavity of the second groove 21 and are fixedly connected with the first conical gear 22, the bottom of the inner cavity of the second groove 21 is provided with the movable groove 23, the movable groove 23 is communicated with the placing groove 8, the bottom of the inner cavity of the movable groove 23 is embedded with the second bearing 24, the inner wall of the second bearing 24 is fixedly connected with the adjusting threaded rod 25, the top of the adjusting threaded rod 25 is fixedly connected with the second conical gear 26, the second conical gear 26 is meshed with the first conical gear 22, the surface of the adjusting threaded rod 25 is sleeved with the threaded sleeve 27, the inner cavity of the threaded sleeve 27 is movably connected with the adjusting threaded rod 25 through threads, the rear side fixedly connected with movable plate 28 of thread bush 27, the equal fixedly connected with second connecting piece 29 in both sides of movable plate 28, the equal swing joint in both sides of movable groove 23 inner chamber bottom has guide pillar 30, the total number of guide pillar 30 is four, the surface cover of guide pillar 30 is equipped with spacing sliding sleeve 31, the total number of spacing sliding sleeve 31 is two, the one end and the spacing sliding sleeve 31 fixed connection of movable plate 28 are kept away from to second connecting piece 29, the surface cover of guide pillar 30 is equipped with regulating plate 33, the top fixedly connected with spring 32 of movable plate 28, the total number of spring 32 is four, the top and the regulating plate 33 fixed connection of spring 32, the top and the alarm body 9 contact of regulating plate 33.

In the invention, the following components are added: the anti-skid grooves 34 are formed in the surface of the adjusting block 18, the anti-skid grooves 34 are semicircular, and friction between the palm of a user and the adjusting block 18 is increased through the arrangement of the anti-skid grooves 34, so that the user can rapidly rotate the adjusting block 18, and the effects of time and labor saving are achieved.

In the invention, the following components are added: the width of the cleat 34 is one centimeter.

In the invention, the following components are added: the top fixedly connected with protection pillow 35 of bed board body 3, the top of protection pillow 35 is provided with concave contact surface 36, through the cooperation of protection pillow 35 and concave contact surface 36 use, has made things convenient for the detection personnel to lie and has placed the head when the bed board body 3 top, has reached the effect of protection detection personnel head, has avoided waiting to detect personnel to lie down too fast, causes the condition of striking to the head.

In the invention, the following components are added: the material of the protection pillow 35 is polyurethane material.

In the invention, the following components are added: the front side fixedly connected with bench 37 of fixed station 2, the four corners at bench 37 top all is provided with the fillet, through the setting of bench 37, has made things convenient for the waiting to detect personnel of different heights to lie flat at the top of bed board body 3 for this nuclear magnetic resonance is more comfortable during the use, simultaneously through the setting of fillet, has avoided the edges and corners of bench 37 to collide with waiting to detect personnel's shank, has reached the effect of protection waiting to detect personnel.

In the invention, the following components are added: the angle of the rounded corners is between thirty degrees and forty-five degrees.

In the invention, the following components are added: the diameter of the second limiting groove 20 is larger than that of the first bearing 13, and the first bearing 13 is positioned inside the second limiting groove 20.

Working principle: when the nuclear magnetic resonance alarm is used, a user places the alarm body 9 in the inner cavity of the placing groove 8, the T-shaped sliding block 11 and the T-shaped sliding groove 10 are matched, so that the alarm body 9 drives the T-shaped sliding block 11 to slide in the inner cavity of the T-shaped sliding groove 10, the effect of positioning the alarm body 9 is achieved, when the alarm body 9 is debugged, the user moves the right threaded rod 17 out of the inner cavity of the second limiting groove 20 through clockwise rotation of the sliding sleeve 15, limiting the regulating block 18 is relieved, then the regulating block 18 is rotated anticlockwise, the regulating block 18 drives the first conical gear 22 to rotate through the regulating rod 14, the first conical gear 22 drives the regulating threaded rod 25 to rotate through the second conical gear 26, the threaded sleeve 27 is driven to move upwards through the moving plate 28, the moving plate 28 drives the surface of the regulating plate 33 to stably slide on the surface of the body of the regulating plate 30 through the spring 32, and accordingly the nuclear magnetic resonance alarm body 9 is driven to move upwards through the moving plate 28, and the MR can be accurately and accordingly the alarm body is moved upwards, and the alarm is convenient to be operated.

To sum up: this nuclear magnetic resonance MR alarm uses through adjusting pole 14, sliding sleeve 15, right threaded rod 17, first spacing groove 19, first conical gear 22, adjusting threaded rod 25, second conical gear 26, thread bush 27, movable plate 28, spacing sliding sleeve 31, spring 32 and the cooperation of regulating plate 33, has solved traditional alarm and has generally fixed in post-installation position, if meet mounted position and bed board position on the same horizontal line not, can lead to the change of the unable acceptance detector magnetic stripe on the bed board in the sensing position on the alarm to lead to the alarm misinformation or unable normal work's problem.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Nuclear Magnetic Resonance (MR) alarm, comprising a nuclear magnetic resonance body (1), characterized in that: the utility model discloses a nuclear magnetic resonance device, including nuclear magnetic resonance body (1), fixed station (2) are fixed on the bottom fixedly connected with on the right side of nuclear magnetic resonance body (1), the top of fixed station (2) is provided with bed board body (3), first recess (4) have been seted up at the top of fixed station (2), the inner wall fixedly connected with casing (5) of first recess (4), the top and the bottom of casing (5) inner chamber all fixedly connected with first connecting piece (6), fixedly connected with fixed shell (7) between two first connecting pieces (6), standing groove (8) have been seted up on the positive surface of fixed shell (7), the inner chamber of standing groove (8) is provided with alarm body (9), T shape spout (10) have all been seted up at the top and the bottom of standing groove (8) inner chamber, the inner wall sliding connection of T shape spout (10) have T shape slider (11), one side and alarm body (9) fixedly connected with of T shape slider (11), the front side and the back side of fixed shell (7) all have fixed shell (12), the first bearing (14) are connected with one end bearing (13) of regulation pole (14), the two ends of the sliding sleeve (15) are respectively fixedly connected with a left threaded rod (16) and a right threaded rod (17), the left threaded rod (16) is positioned on the left side of the right threaded rod (17), through holes matched with the adjusting rods (14) are formed in one sides of the left threaded rod (16) and the right threaded rod (17), an adjusting block (18) is fixedly connected with one end of each adjusting rod (14), a first limit groove (19) is formed in the front surface of each adjusting block (18), an inner cavity of each first limit groove (19) is provided with an inner thread I, the right threaded rod (17) is matched with each first limit groove (19), second limit grooves (20) are formed in the front side and the rear side of the fixed shell (7), inner cavities of the second limit grooves (20) are respectively provided with inner threads II, and the left threaded rod (16) is matched with the second limit grooves (20).

The inside of fixed shell (7) has seted up second recess (21), the total number of second recess (21) is two, and the one end that sliding sleeve (15) was kept away from to two regulation pole (14) all runs through to the inner chamber of second recess (21) and fixedly connected with first conical gear (22), movable groove (23) have been seted up to the bottom of second recess (21) inner chamber, movable groove (23) and standing groove (8) intercommunication, second bearing (24) have been inlayed to the bottom of movable groove (23) inner chamber, the inner wall fixedly connected with adjusting threaded rod (25) of second bearing (24), the top fixedly connected with second conical gear (26) of adjusting threaded rod (25), the surface cover of adjusting threaded rod (25) is equipped with thread bush (27), the inner chamber of thread bush (27) is through screw thread and adjusting threaded rod (25) swing joint, the rear side fixedly connected with movable plate (28) of thread bush (27), the inner wall fixedly connected with adjusting threaded rod (25) of inner wall, the top fixedly connected with second conical gear (26) of adjusting threaded rod (25) and first conical gear (22) meshing, the total number of guide pillar (30) all is equipped with, guide pillar (30) both sides (30) are all movably connected with the surface of guide pillar (30), the total number of the limiting sliding sleeves (31) is two, one end, away from the movable plate (28), of the second connecting piece (29) is fixedly connected with the limiting sliding sleeves (31), an adjusting plate (33) is sleeved on the surface of the guide pillar (30), springs (32) are fixedly connected to the top of the movable plate (28), the total number of the springs (32) is four, the top of the springs (32) is fixedly connected with the adjusting plate (33), and the top of the adjusting plate (33) is in contact with the alarm body (9).

2. A nuclear Magnetic Resonance (MR) alarm as set forth in claim 1, wherein: an anti-skid groove (34) is formed in the surface of the adjusting block (18), and the anti-skid groove (34) is semicircular.

3. A nuclear Magnetic Resonance (MR) alarm as set forth in claim 2, wherein: the width of the anti-skid groove (34) is one centimeter.

4. A nuclear Magnetic Resonance (MR) alarm as set forth in claim 1, wherein: the top of the bed board body (3) is fixedly connected with a protection pillow (35), and a concave contact surface (36) is arranged at the top of the protection pillow (35).

5. A nuclear Magnetic Resonance (MR) alarm as set forth in claim 4, wherein: the material of the protection pillow (35) is polyurethane material.

6. A nuclear Magnetic Resonance (MR) alarm as set forth in claim 1, wherein: the front side of fixed station (2) fixedly connected with bench (37), the four corners at bench (37) top all is provided with the fillet.

7. A nuclear Magnetic Resonance (MR) alarm as set forth in claim 6, wherein: the angle of the rounded corners is between thirty degrees and forty-five degrees.

8. A nuclear Magnetic Resonance (MR) alarm as set forth in claim 1, wherein: the diameter of the second limiting groove (20) is larger than that of the first bearing (13), and the first bearing (13) is positioned in the second limiting groove (20).