CN111743563A - Detector drive for a nuclear medical system and nuclear medical system - Google Patents
Detector drive for a nuclear medical system and nuclear medical system Download PDFInfo
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- CN111743563A CN111743563A CN202010621975.1A CN202010621975A CN111743563A CN 111743563 A CN111743563 A CN 111743563A CN 202010621975 A CN202010621975 A CN 202010621975A CN 111743563 A CN111743563 A CN 111743563A
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 239000000523 sample Substances 0.000 claims abstract description 10
- 238000009206 nuclear medicine Methods 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 208000014674 injury Diseases 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003325 tomography Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000002603 single-photon emission computed tomography Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/037—Emission tomography
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
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Abstract
The invention discloses a detector driving device for nuclear medical equipment and the nuclear medical equipment, which have simple structure and convenient operation. The probe driving apparatus includes: the detector comprises a motor, a clutch and a speed reducer, wherein the moving end of the clutch is in transmission connection with the motor, the fixed end of the clutch is connected with a transmission shaft of the speed reducer, and the output end of the speed reducer is used for being in transmission connection with the detector; further comprising: a pusher member; the cam is provided with a guide groove and a moving-out groove which are connected; the shaking portion can drive the pushing piece to push the moving end to move towards the motor in the process that the shaking portion slides to the second end along the first end of the guide groove, when the shaking portion slides to the second end of the guide groove, the moving end and the fixed end of the clutch are in a separation state, after the shaking portion slides to the second end of the guide groove, the shaking portion can drive the detector to move towards the direction far away from the human body, and after the shaking portion slides to the first end along the second end of the guide groove, the shaking portion can be separated from the cam through the moving groove.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a detector driving device for nuclear medical equipment and the nuclear medical equipment.
Background
The Emission Tomography is a non-invasive nuclear medicine imaging method, and Single Photon Emission Computed Tomography (SPECT) is one kind of Emission Tomography, and is widely used in preclinical drug research and clinical disease diagnosis at present.
When the existing nuclear medicine equipment is used for detection, the output force of the motor is transmitted to the output end of the speed reducer through the clutch, the output end of the speed reducer drives the rotary lead screw to move the detector, and finally the detector is driven to be close to or far away from a human body by the output force of the motor.
However, in the actual operation process, the human body is injured due to the fact that the detector is too close to the human body due to manual operation, after the emergency button is pressed down, the equipment is powered off, the motor brake is separated from electrical control, the motion system is in a locked state, the human body is difficult to move out of the detector and the detection table, and if the motor is started again, the possibility that the detector is closer to the human body can be increased, so that the injury to the human body is increased.
Disclosure of Invention
As mentioned before, in the actual operation process, because the manual operation can lead to the detector to be too close the human body and cause the injury to the human body, clap down emergency button this moment after, equipment outage, the motor band-type brake breaks away from electrical control, the moving system is in the lock state, it is more difficult when shifting out the human body from between detector and the detection platform this moment, and if the motor is started again, can increase the detector and be close to the human possibility more to increase the injury to the human body.
In view of the problems of the prior art, the present invention provides a detector driving apparatus for a nuclear medical device, including: motor, clutch, reduction gear, wherein: the movable end of the clutch is in transmission connection with the motor, the fixed end of the clutch is connected with the transmission shaft of the speed reducer, and the output end of the speed reducer is in transmission connection with the detector; the probe driving apparatus further includes:
a pushing member, one end of which is connected with the moving end of the clutch;
the cam is fixed at one end of the transmission shaft of the speed reducer, which is far away from the fixed end of the clutch,
the cam is provided with a guide groove and a moving-out groove which are connected;
a rocking part selectively engaged with the cam, wherein,
when the swinging part slides to the second end of the guide groove along the first end of the guide groove, the swinging part can drive the pushing part to push the moving end of the clutch to move to the motor,
when the swinging part slides to the second end of the guide groove, the moving end of the clutch and the fixed end of the clutch are in a separated state,
after the swinging part slides to the second end of the guide groove, the swinging part can drive the transmission shaft connected with the cam to rotate so as to drive the detector to move towards the direction far away from the human body,
the rocking part is capable of being separated from the cam by the moving-out groove after the rocking part slides to the first end of the guide groove along the second end of the guide groove, wherein,
and the first end of the guide groove is connected with the third end of the removal groove.
In one aspect of the present invention, the guide groove is a spiral groove extending along a circumferential direction of the cam, and an arc of the guide groove is equal to or less than 180 degrees, and a first end of the guide groove is away from the motor relative to a second end of the guide groove.
As an aspect of the present invention, the moving-out groove is spiral-shaped, and a third end of the moving-out groove is close to the motor with respect to a fourth end of the moving-out groove.
As an aspect of the present invention, the rocking portion includes a sleeve portion that can be sleeved outside the cam, and a rotating portion connected to the sleeve portion, and the rotating portion is provided with an abutting portion that abuts against an end of the pushing member away from the moving end of the clutch.
As an aspect of the present invention, a sliding block slidably engaged with a guide groove provided on the cam is provided on an inner wall of the sheathing part, or a sliding member slidably connected to the guide groove is provided in the guide groove, and a groove connected to the sliding member is provided on the sheathing part.
In one aspect of the present invention, the rocking section further includes a crank provided in the abutting section or the rotating section.
As one aspect of the invention, the pusher comprises: the driving part is fixedly connected with the moving end of the clutch, and the push rod is connected with the driving part.
As one aspect of the invention, the speed reducer has a housing, and the urging member further includes: the push rod is arranged on the supporting seat on the shell, a through hole is formed in the supporting seat, and at least part of the push rod is limited in the through hole.
As one aspect of the invention, the transmission shaft of the speed reducer is a worm, and the speed reducer further comprises a turbine in transmission connection with the worm.
The present invention also provides a nuclear medicine device comprising: the nuclear medical equipment comprises a rack and a detector, and further comprises a detector driving device for the nuclear medical equipment, wherein a motor in the detector driving device is fixed on the rack.
Compared with the prior art, the invention has the following technical effects:
1. the motor and the speed reducer can be manually disconnected through the arranged cam structure, the pushing piece and the shaking part, the transmission shaft of the speed reducer is manually driven to rotate only in a certain direction, the detector can only move in the direction far away from the human body, the phenomenon that the human body is compressed again due to the reverse shaking direction is avoided, and the operation is convenient;
2. through the structural arrangement of the guide groove and the moving-out groove, the phenomenon that the human body is compressed again due to the reverse direction of manual shaking is avoided;
3. the sliding block or the sliding piece is arranged, so that the swinging part is conveniently connected with the cam in a sliding way, and the installation is convenient;
4. through the supporting seat and the through hole on the supporting seat, the moving direction of the push rod is convenient to limit, and the clutch is well separated.
Drawings
The drawings listed in the invention are only for better understanding of the technical solution and advantages of the invention, and do not constitute any limitation to the technical solution of the invention. Wherein:
FIG. 1 is a schematic structural diagram of a detector driving apparatus for a nuclear medical device according to the present invention;
FIG. 2 is an angular schematic view of a cam in the sonde drive assembly provided by the present invention;
FIG. 3 is another angular schematic view of the cam in the sonde drive assembly provided by the present invention;
FIG. 4 is a schematic view of the structure of the shaking section provided in the present invention;
fig. 5 is a schematic structural view of the sliding member provided by the present invention.
Description of the drawings:
1-motor 2-clutch 21-fixed end 22-moving end 3-speed reducer 31-transmission shaft 32-output shaft 33-shell 4-pushing piece 41-transmission piece 42-push rod 43-support seat 5-cam 51-guide groove 511-first end 512-second end 52-shifting groove 521-third end 522-fourth end 6-pushing part 61-sleeve part 611-groove 62-rotating part 63-crank 7-sliding part 71-positioning pin 72-screw
Detailed Description
The present invention will be described in more detail and fully hereinafter with reference to specific examples. The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood as appropriate by those of ordinary skill in the art.
As mentioned before, because the human operation can lead to the detector too close the human body to cause the injury to the human body, clap emergency button this moment after, equipment outage, the motor band-type brake breaks away from electrical control, and the moving system is in the lock state, and it is more difficult when shifting out the human body from between detector and the detection platform this moment, and if the motor is started again, can increase the detector and be close to the human possibility more to increase the injury to the human body. In view of the problems of the prior art, as shown in fig. 1, 2 and 3, the present invention provides a probe driving apparatus for a nuclear medical device, including: motor 1, clutch 2, reduction gear 3, wherein: the moving end 22 of the clutch 2 is in transmission connection with the motor 1, the fixed end 21 of the clutch 2 is connected with the transmission shaft 31 of the speed reducer 3, and the output end 32 of the speed reducer 3 is used for being in transmission connection with the detector; the probe driving apparatus further includes:
a pushing piece 4, wherein one end of the pushing piece 4 is connected with the moving end 22 of the clutch 2;
a cam 5, a cam 5 fixed on one end of a transmission shaft 31 of the speed reducer 3 far away from the fixed end 21 of the clutch 2,
and the cam 5 is provided with a guide groove 51 and a moving-out groove 52 which are connected;
a rocking part 6 selectively engaged with the cam 5, wherein,
while the rocking section 6 slides along the first end 511 of the guide groove 51 to the second end 512 of the guide groove 51, the rocking section 6 can drive the pusher 4 to push the moving end 22 of the clutch 2 to move toward the motor 1,
when the rocking section 6 slides to the second end 512 of the guide groove 51, the moving end 22 of the clutch 2 is in a separated state from the fixed end 21 of the clutch 2,
after the rocking part 6 slides to the second end 512 of the guiding slot 51, the rocking part 6 can drive the transmission shaft 31 connected with the cam 5 to rotate so as to drive the detector to move away from the human body,
after the rocking section 6 slides along the second end 512 of the guide groove 51 to the first end 511 of the guide groove 51, the rocking section 6 can be separated from the cam 5 by the removal groove 52, wherein,
the first end 511 of the guide groove 51 is connected to the third end 521 of the removing groove 52.
According to the detector driving device of the nuclear medical equipment, in practical application, the moving end 22 and the fixed end 21 of the clutch 2 are in a connected state, at the moment, the output force of the motor 1 can be transmitted to the fixed end 21 of the clutch 2 through the moving end 22 of the clutch 2, as the fixed end 21 of the clutch 2 is connected with the transmission shaft 31 of the speed reducer 3, the output force of the motor 1 is transmitted to the transmission shaft 31 of the speed reducer 3, the transmission shaft 31 transmits the output force to the output end 32 of the speed reducer 3, and finally the output end 32 of the speed reducer 3 can drive the detector connected with the speed reducer to move, so that a human body can be inspected; before the detection is started or during the detection or after the detection is finished, the detector approaches too close to the human body due to insufficient manual operation experience or the self failure of the equipment, at the moment, an operator needs to press an emergency button, the equipment is powered off, the motor 1 is released from electric control, the motion system is in a locked state, the operator manually operates the rocking part 6, the rocking part 6 is matched with the cam 5, the rocking part 6 can drive the pushing part 4 to push the moving end 22 of the clutch 2 to move towards the motor 1 in the process that the rocking part 6 slides along the first end 511 of the guide groove 51 to the second end 512 of the guide groove 51, when the rocking part 6 slides to the second end 512 of the guide groove 51, the moving end 22 of the clutch 2 is separated from the fixed end 21 of the clutch 2, at the moment, the motor 1 cannot transmit output force to the reducer 3 after being started, and then if the operator operates the rocking part 6 in a correct rocking direction, namely, after the rocking part 6 slides to the second end 512 of the guide slot 51, the rocking part 6 can drive the transmission shaft 31 connected with the cam 5 to rotate, so that the detector can be driven to move in the direction away from the human body, the human body is in danger of breaking away, and the detector can be moved out conveniently; if the operator operates the rocking part 6 in an incorrect direction, that is, if the rocking part 6 slides along the second end 512 of the guide groove 51 to the first end 511 of the guide groove 51, only the rocking part 6 moves along the cam 5 at this time, the pushing member 4 and the transmission shaft 31 of the speed reducer 3 do not move, and if the operator continues to operate the rocking part 6 in the current direction, the rocking part 6 moves out along the moving-out groove 52 and is separated from the cam 5. When the operator operates the rocking part 6 in the right direction and safely removes the human body, the rocking part 6 can be operated in the reverse direction, the rocking part 6 is moved out along the moving groove 52 and separated from the cam 5, after the rocking part 6 is removed, the fixed end 21 and the moving end 22 of the clutch 2 are engaged again due to the spring action in the moving end 22 of the clutch 2, and the motor 1 can be restored to be in transmission connection with the speed reducer 3.
In summary, the detector driving device of nuclear medicine equipment provided by the invention can realize manual disconnection of the motor 1 and the speed reducer 3 through the arrangement of the cam 5 structure, the pushing part 4 and the shaking part 6, the transmission shaft 31 of the speed reducer 3 is manually driven to rotate only in a certain direction, the detector can only move in the direction far away from the human body, and the phenomenon that the human body is compressed again due to the reverse direction of manual shaking is conveniently avoided through the arrangement of the guide groove and the moving groove, so that the operation is more convenient.
It should be noted that, in the above description: while the rocking section 6 is sliding along the first end 511 of the guide groove 51 to the second end 512 of the guide groove 51, the rocking part 6 can drive the pusher 4 to push the moving end 22 of the clutch 2 to move towards the motor 1, when the rocking part 6 slides to the second end 512 of the guide groove 51, the moving end 22 of the clutch 2 and the fixed end 21 of the clutch 2 are in a separated state, and the application does not specifically limit when the moving end 22 and the clutch 2 are separated, it may be that, when the rocking section 6 has not slid to the second end 512 of the guide groove 51, the moving end 22 and the fixed end 21 of the clutch 2 have been separated, when the pivotal portion 6 slides to the second end 512 of the guide groove 51, the movable end 22 of the clutch 2 and the fixed end 21 of the clutch 2 are still separated, or when the pivotal portion 6 slides to the second end 512 of the guide groove 51, the movable end 22 of the clutch 2 and the fixed end 21 of the clutch 2 may not be separated. Similarly, in the above description: while the swing portion 6 slides along the first end 511 of the guide groove 51 to the second end 512 of the guide groove 51, the swing portion 6 may drive the pusher 4 to push the moving end 22 of the clutch 2 to move toward the motor 1, and the swing portion 6 may drive the pusher 4 to push the moving end 22 of the clutch 2 to move just after the swing portion 6 slides from the first end 511 of the guide groove 51 to the second end 512 of the guide groove 51, or the swing portion 6 may drive the pusher 4 to push the moving end 22 of the clutch 2 to move after the swing portion 6 slides along the first end 511 of the guide groove 51 to the second end 512 of the guide groove 51.
The specific structure of the speed reducer 3 provided by the invention can be various, and in an optional embodiment, the transmission shaft 31 of the speed reducer 3 is a worm, the speed reducer 3 further comprises a turbine in transmission connection with the worm, and the turbine is connected with the detector through a gear, a transmission rod, a rotary screw and the like to realize the movement of the detector.
As shown in fig. 2 and 3, in an embodiment of the present invention, the guide groove 51 is a spiral groove extending along the circumferential direction of the cam 5, and the arc of the guide groove 51 is less than or equal to 180 degrees, and the first end 511 of the guide groove 51 is far away from the motor 1 relative to the second end 512 of the guide groove 51. When the swing portion 6 moves along the first end 511 toward the second end 512, the swing portion 6 moves in a direction approaching the motor 1, and the pusher 4 is driven to move.
In an alternative embodiment, the maximum rotation angle of the cam 5 is 180 degrees, the spiral movement distance is 7mm, the pushing piece 42 is driven to translate by 7mm, the jaw height of the clutch 2 is 5mm, and the separation of the fixed end 21 and the movable end 22 of the clutch is ensured.
In order to facilitate smooth connection of the removing groove 52 and the guide groove 51, the removing groove 52 is spiral-shaped, and the third end 521 of the removing groove 52 is close to the motor 1 with respect to the fourth end 522 of the removing groove 52. So that the rocking section 6 can be separated from the cam 5 while sliding along the third end 521 of the moving-out groove 52 toward the fourth end 522 of the moving-out groove 52.
The specific structure of the rocking part 6 may be various, and optionally, as shown in fig. 4, the rocking part 6 includes a sleeve part 61 that can be sleeved outside the cam 5 and a rotating part 62 connected to the sleeve part 61, and the rotating part 62 is provided with an abutting part for abutting against one end of the push rod 42 away from the moving end 22 of the clutch 2. The rotating part 62 can be a disc, and the diameter of the disc is large, and can be offset with the pushing part 4, at this moment, the abutting part is arranged along the circumference of the disc-shaped rotating part 62, the diameter of the disc can also be relatively small, at this moment, the abutting part is an additional bulge arranged along the circumference of the rotating part 62, so that the abutting part can be offset with the push rod 42, and the technical personnel in the field of specific structures can be arranged according to actual needs.
In order to facilitate the swinging portion 6 to slide along the guiding groove 51 of the cam 5, in an alternative embodiment, a sliding block which is in sliding fit with the guiding groove 51 of the cam 5 is disposed on the inner wall of the sleeve portion 61, and the sliding block and the sleeve portion 61 are integrated.
In another alternative embodiment, as shown in fig. 4 and 5, the guide groove 51 is provided with a sliding member 7 slidably connected therewith, and the sleeve portion 61 is provided with a groove 611 connected with the sliding member 7. The sliding member 7 includes a positioning pin 71 slidably engaged with the guide groove 51, and a screw 72 connected to the positioning pin 71 and fixedly connected to the groove 611 formed in the sleeve portion 61.
As shown in fig. 4, the swing portion 6 further includes a crank 63, and the crank 63 is provided in the contact portion or the swing portion 62. The operation of the operator is convenient, and the specific arrangement position and structure of the crank 63 can be arranged in a labor-saving position and in a labor-saving structure according to the lever balance principle.
In an alternative embodiment of the invention, as shown in fig. 1, the pusher 4 comprises: a transmission member 41 fixedly connected to the moving end 22 of the clutch 2, and a push rod 42 connected to the transmission member 41. The transmission member 41 may be a semi-arc shape, and is fastened to the moving end 22 of the clutch 2 to be fixedly connected to the moving end 22.
As shown in fig. 1, the reducer 3 has a housing 33, and the pushing member 4 further includes: a support seat 43 disposed on the housing 33, a through hole disposed on the support seat 43, and at least a portion of the push rod 42 is limited in the through hole. Through the supporting seat 43 and the through hole on the supporting seat, the moving direction of the push rod 42 is convenient to limit, and the clutch 2 is well separated.
The present invention also provides a nuclear medicine device comprising: a frame and a detector, and also comprises any one of the detector driving device for the nuclear medical equipment, wherein the motor 1 in the detector driving device is fixed on the frame.
In the operation process of the nuclear medical equipment provided by the invention, the detector driving device is arranged, so that the nuclear medical equipment has better operation convenience and reduces the harm to a human body.
The above-described embodiments should not be construed as limiting the scope of the invention. Those skilled in the art will appreciate that various modifications, combinations, sub-combinations, and substitutions can occur, depending on design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A detector driving apparatus for a nuclear medical device, comprising: motor, clutch, reduction gear, wherein: the movable end of the clutch is in transmission connection with the motor, the fixed end of the clutch is connected with the transmission shaft of the speed reducer, and the output end of the speed reducer is in transmission connection with the detector; characterized in that the detector driving device further comprises:
a pushing member, one end of which is connected with the moving end of the clutch;
the cam is fixed at one end, far away from the fixed end of the clutch, of a transmission shaft of the speed reducer, and a guide groove and a moving-out groove which are connected are formed in the cam;
a rocking part selectively engaged with the cam, wherein,
when the swinging part slides to the second end of the guide groove along the first end of the guide groove, the swinging part can drive the pushing part to push the moving end of the clutch to move to the motor,
when the swinging part slides to the second end of the guide groove, the moving end of the clutch and the fixed end of the clutch are in a separated state,
after the swinging part slides to the second end of the guide groove, the swinging part can drive the transmission shaft connected with the cam to rotate so as to drive the detector to move towards the direction far away from the human body,
the rocking part is capable of being separated from the cam by the moving-out groove after the rocking part slides to the first end of the guide groove along the second end of the guide groove, wherein,
and the first end of the guide groove is connected with the third end of the removal groove.
2. The probe driving apparatus according to claim 1, wherein the guide groove is a spiral groove extending along a circumferential direction of the cam, and an arc of the guide groove is equal to or less than 180 degrees, and a first end of the guide groove is away from the motor relative to a second end of the guide groove.
3. The detector driving apparatus according to claim 2, wherein the removing groove has a spiral shape, and a third end of the removing groove is located close to the motor with respect to a fourth end of the removing groove.
4. The probe driving device according to claim 1, wherein the rocking portion includes a sleeve portion that is sleeved outside the cam and a rotating portion connected to the sleeve portion, and the rotating portion is provided with an abutting portion that abuts against an end of the pushing member away from the moving end of the clutch.
5. The probe driving apparatus according to claim 4, wherein a slider slidably engaged with a guide groove provided on the cam is provided on an inner wall of the sleeve portion, or,
the guide groove is internally provided with a sliding part which is connected with the guide groove in a sliding way, and the sleeving part is provided with a groove which is connected with the sliding part.
6. The probe driving apparatus according to claim 4, wherein the rocking section further includes a crank provided to the abutting section or the rotating section.
7. The probe drive apparatus of claim 1, wherein the urging member comprises: the driving part is fixedly connected with the moving end of the clutch, and the push rod is connected with the driving part.
8. The probe drive apparatus of claim 7, wherein the reducer has a housing, the pusher member further comprising: the push rod is arranged on the supporting seat on the shell, a through hole is formed in the supporting seat, and at least part of the push rod is limited in the through hole.
9. The detector driving device according to any one of claims 1 to 8, wherein the transmission shaft of the speed reducer is a worm, and the speed reducer further comprises a worm wheel in transmission connection with the worm.
10. A nuclear medicine device, comprising: the gantry and the detector, further comprising a detector driving apparatus for a nuclear medical device according to any one of claims 1 to 9, wherein a motor in the detector driving apparatus is fixed to the gantry.
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| CN202010621975.1A CN111743563B (en) | 2020-06-30 | 2020-06-30 | Detector drive for a nuclear medicine device and nuclear medicine device |
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| CN202010621975.1A CN111743563B (en) | 2020-06-30 | 2020-06-30 | Detector drive for a nuclear medicine device and nuclear medicine device |
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| CN111743563B CN111743563B (en) | 2024-02-27 |
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| WO2009006845A1 (en) * | 2007-07-12 | 2009-01-15 | Positec Power Tools (Suzhou) Co., Ltd. | Power tool |
| CN205058033U (en) * | 2015-09-17 | 2016-03-02 | 上海创司杰医疗科技有限公司 | Formula heparin tube grasping system is surveyed to ultrasonic wave |
| CN209044065U (en) * | 2018-09-18 | 2019-06-28 | 云南省第一人民医院 | A kind of ray detector of nuclear medical imaging device SPECT-CT |
| CN109341865A (en) * | 2018-11-01 | 2019-02-15 | 北京轩宇空间科技有限公司 | A kind of infrared detector Nonuniformity Correction device |
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Address after: 610219 Chengdu Tianfu International Biological City, Chengdu, Sichuan Province (No. 618 Fenghuang Road, Shuangliu District) Patentee after: Chengdu Yongxin Medical Equipment Co.,Ltd. Country or region after: China Address before: 17a, No.17, huanke Middle Road, Jinqiao Science and technology industrial base, Tongzhou Park, Zhongguancun Science and Technology Park, Tongzhou District, Beijing 101149 Patentee before: BEIJING NOVEL MEDICAL EQUIPMENT Ltd. Country or region before: China |