CN109730710A - A kind of vertical CT scanner applied to hospital bed - Google Patents
A kind of vertical CT scanner applied to hospital bed Download PDFInfo
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- CN109730710A CN109730710A CN201811559094.0A CN201811559094A CN109730710A CN 109730710 A CN109730710 A CN 109730710A CN 201811559094 A CN201811559094 A CN 201811559094A CN 109730710 A CN109730710 A CN 109730710A
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Abstract
The invention discloses a kind of vertical CT scanners applied to hospital bed, including connecting plate, the distribution of connecting plate side bottom and top is fixed with bottom plate and top plate, the top plate is equipped with support tube, the support tube runs through top plate, and it is connect by bearing with top panel turns, driving device is fixed on the top plate, the driving device and support tube are sequentially connected, the inside of the support tube is equipped with retracting cylinder, the inner wall of the retracting cylinder and support tube is slidably matched, the horizontal cross-section of the retracting cylinder is c-type structure, regulating device is symmetrically fixed on the outside of the support tube, the output end and retracting cylinder of the regulating device are sequentially connected, the bottom of the retracting cylinder is fixed with annular mounting plate, this is applied to the vertical CT scanner of hospital bed, CT scan can be carried out to its upper part of the body on one's sick bed in patient with severe symptoms, patient only needs to sit It stands on hospital bed, the lower part of the body improves the practicability of CT scanner, can meet the use demand of different patients without movement.
Description
Technical field
The present invention relates to CT scan technical field, specially a kind of vertical CT scanner applied to hospital bed.
Background technique
Since being applied to clinic since the beginning of this century, Cone-Beam CT is quickly grown, and more and more clinical oral professions are opened
Begin to contact this technology.Cone-Beam CT is compared with traditional medicine CT, and there are many advantages: scanning range is flexible, can scan specific
Diagnostic region can also scan whole craniofacial regions;The precision of images is high: being 1: 1 with being thrown according to the ratio between object, can carry out
Actual measurement;Sweep time is short;Dose of radiation is small;Image artifacts are few;The requirement of correct position is low.The fast-developing of Cone-Beam CT is benefited
In the development of cheap X-ray tube, planar array detector and computer technology.The appearance of cheap X-ray tube, so that Cone-Beam CT is unnecessary
Using special high-pressure generator used in traditional CT and big thermal capacity X bulb, reduce costs.The appearance of planar array detector,
So that the utilization rate of X-ray increases, single projection can be obtained 2-D data.The development of the computer technologies such as GPU acceleration, makes to bore
The real-time three-dimensional reconstruction of beam CT is possibly realized.
Existing CT scanner needs to be moved to patient on CT bed, the disease of some patientss when being scanned patient
Shape is more serious, and when being scanned to its upper part of the body, the lower part of the body is inconvenient mobile due to connecting with medical instrument, moves by force
When, it is unfavorable for the treatment of conditions of patients, and when in order to need to repeatedly check the case where grasping state of an illness rehabilitation, many patients are through daring not accept
Travel to and fro between the frequent movement of ward and radiation chamber.
In addition, how Weight carrying position imaging is always to perplex the problem of clinical orthopaedics doctor, x-ray plain film can shine Shi Caiyong throwing
Weight carrying position imaging, but its anatomical structure for providing and soft tissue information are extremely limited, and especially for backbone, this kind of structure is complicated
Osteoarticular system.Backbone degenerative disease illness rate is high, mostly without the obvious cause of disease, lacks specific findings, traditional CT and MRI
It since it organizes resolving power height to be commonly used for the assessment of lumbago and radiculopathy, but is dorsal position inspection, it cannot be objective anti-
Reflect the biomethanics variation of human body.And in Weight carrying position due to soft tissue structure (including ligament, interverbebral disc, dural sac, Epidural cavity
Fat and nerve root etc.) dynamic change, can often find the performance that conventional dorsal position is hidden.
For this purpose, it is proposed that a kind of vertical CT scanner applied to hospital bed.
Summary of the invention
The purpose of the present invention is to provide a kind of vertical CT scanners applied to hospital bed, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of vertical CT scanner applied to hospital bed, packet
Connecting plate is included, the distribution of connecting plate side bottom and top is fixed with bottom plate and top plate, and the top plate is equipped with support tube, institute
Support tube is stated through top plate, and connect with top panel turns by bearing, driving device, the driving dress are fixed on the top plate
It sets and is sequentially connected with support tube, the inside of the support tube is equipped with retracting cylinder, and the inner wall sliding of the retracting cylinder and support tube is matched
It closes, the horizontal cross-section of the retracting cylinder is c-type structure, is symmetrically fixed with regulating device, the adjusting on the outside of the support tube
The output end and retracting cylinder of device are sequentially connected, and the bottom of the retracting cylinder is fixed with annular mounting plate, the annular mounting plate
For c-type structure, and the notch of annular mounting plate is consistent with retracting cylinder, and the bottom of the annular mounting plate is fixed with scanning dress
It sets, the quadrangle of the bottom base plate is respectively and fixedly provided with universal wheel, and locking device is fixed on bottom plate.
Preferably, the driving device includes that driving motor, driving worm screw, fixed block and gear wheel, the gear wheel are solid
Surely it is socketed in the outside of support tube, the gear wheel engages connection with driving worm screw, and the both ends of the driving worm screw pass through respectively
Bearing and fixed block are rotatablely connected, and the fixed block and driving motor are each attached on top plate, the output shaft of the driving motor
It is fixed with one end of driving worm screw.
Preferably, sliding block, the length and the length phase of retracting cylinder of the sliding block are symmetrically fixed on the outside of the retracting cylinder
Deng equipped with the guide groove being matched therewith, the sliding block, which is slidably connected at, is led for position corresponding with sliding block on the inside of the support tube
Into slot, the output end and sliding block of the regulating device are sequentially connected.
Preferably, the regulating device includes adjusting motor, supporting block, the first lead screw and adjusting block, outside the support tube
Side position corresponding with sliding block is equipped with the strip gab that communicates with guide groove, there are two the supporting block is set, and two supporting blocks
The both ends of strip gab are symmetrically distributed in, the both ends of first lead screw pass through bearing respectively and supporting block is rotatablely connected, described
Supporting block and driving motor are each attached to the outside of support tube, and the adjusting block is equipped with threaded hole, and the adjusting block passes through spiral shell
Pit is connect with the first threads of lead screw, and the adjusting block passes through strip gab and fixes with sliding block, and adjusting block and strip gab
Side walls connection.
Preferably, the locking device includes lock out motor, support frame, the second lead screw, thread barrel and grabs ground component, described
Bottom plate is equipped with circular open, and support frame as described above is located at the top of circular open, and the bottom of support frame is fixed with bottom plate, described
Second lead screw is located at the middle part of circular open, and the top of the second lead screw is connected by the lower rotation of bearing and support frame, institute
The top for stating the output shaft and the second lead screw of lock out motor is fixed, and lock out motor is fixed on the support frame, the thread barrel with
The connection of second threads of lead screw, the outside of the thread barrel angularly connect there are three grabbing component.
Preferably, the ground component of grabbing includes the first link block, connecting rod, the second link block, grabs the earth's axis, connector and grab ground
Block, first link block are fixed on the outside of thread barrel, and the two sides of first link block are symmetrically arranged with two connecting rods, and
One link block is connect by pin shaft with two link rotatables, and two connecting rods are symmetrically distributed in far from one end of the first link block grabs ground
The outside of axis, the earth's axis of grabbing are connect by pin shaft with two link rotatables, and the top for grabbing the earth's axis is equipped with through slot, described logical
Slot is socketed in the outside of the second link block, and the second link block is rotatablely connected by pin shaft and through slot, second link block
Top is fixed with bottom plate, and the bottom end for grabbing the earth's axis is connect by connector with landmass rotation is grabbed.
Preferably, the connector includes connection ball and third link block, the bottom end for grabbing the earth's axis with connect ball
Fixed, the connection ball sliding is connected to the top of third link block, and the third link block, which is fixed on, grabs on plot.
Preferably, the bottom for grabbing plot is fixed with anti-slop serrations.
Preferably, the junction of the connecting plate and bottom plate and top plate is respectively fixed with reinforcing rib.
Preferably, the scanning means includes bulb, high pressure generator, flat panel detector and data collection system, described
Bulb is used to emit detected object X-ray, and the high pressure generator is used to provide high-voltage electricity for bulb, to generate X-ray,
The flat panel detector is located at the opposite of bulb, to receive the X-ray for being emitted by bulb and being passed through detected object, the number
It is used to acquire the exposure signal of the bulb, the transmitting signal of the high pressure generator and plate detection according to acquisition system
The image pick-up signal of device.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention can carry out CT scan to its upper part of the body on one's sick bed in patient with severe symptoms, and patient only needs sitting in hospital bed
On, the lower part of the body convenient for the inspection and check of patient, improves the practicability of CT scanner, can meet different trouble without movement
The use demand of person's (especially High Paraplegia).
2, the bottom that the present invention grabs plot is fixed with anti-slop serrations, increases the frictional force for grabbing plot and ground face contact, makes bottom
The position of plate is more stable, and the junction of connecting plate and bottom plate and top plate is respectively fixed with reinforcing rib, is improved by reinforcing rib
The connecting plate bonding strength with bottom plate and top plate respectively.
3, the present invention changes the scanning mode of traditional horizontal CT, can carry out when patient keeps sitting posture to its upper part of the body
Scanning, objectively responded human skeleton biomethanics variation, in Weight carrying position due to soft tissue structure (including ligament,
Interverbebral disc, dural sac, epidural fat and nerve root etc.) dynamic change, play good diagnosis effect, can especially there is needle
The performance that conventional dorsal position is hidden is found over the ground.
Detailed description of the invention
Fig. 1 is overall structure of the present invention;
Fig. 2 is locking device structure schematic diagram of the present invention;
Fig. 3 is driving device structure schematic diagram of the present invention;
Fig. 4 is scanning means structural schematic diagram of the present invention;
Fig. 5 is B area enlarged drawing in Fig. 2;
Fig. 6 is C regional enlarged drawing in Fig. 2;
Fig. 7 is a-quadrant enlarged drawing in Fig. 1;
Fig. 8 is D regional enlarged drawing in Fig. 3;
Fig. 9 is E regional enlarged drawing in Fig. 3.
In figure: 1- connecting plate;2- bottom plate;3- top plate;4- support tube;5- driving device;6- retracting cylinder;7- regulating device;
8- annular mounting plate;9- scanning means;10- universal wheel;11- locking device;12- driving motor;13- drives worm screw;14- is fixed
Block;15- gear wheel;16- sliding block;17- guide groove;18- adjusts motor;19- supporting block;The first lead screw of 20-;21- adjusting block;
22- lock out motor;23- support frame;The second lead screw of 24-;25- thread barrel;26- grabs ground component;27- circular open;28- first connects
Connect block;29- connecting rod;The second link block of 30-;31- grabs the earth's axis;32- connector;33- grabs plot;34- through slot;The connection of 35- third
Block;36- anti-slop serrations;37- reinforcing rib;38- bulb;39- high pressure generator;40- flat panel detector;41- strip gab;42- connects
Connect ball.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-9 is please referred to, the present invention provides a kind of technical solution: a kind of vertical CT scanner applied to hospital bed, including
Connecting plate 1,1 side bottom and top of the connecting plate distribution are fixed with bottom plate 2 and top plate 3, and the top plate 3 is equipped with support tube
4, the support tube 4 runs through top plate 3, and is rotatablely connected by bearing and top plate 3, is fixed with driving device 5 on the top plate 3,
The driving device 5 is sequentially connected with support tube 4, and the inside of the support tube 4 is equipped with retracting cylinder 6, the retracting cylinder 6 and support
The inner wall of cylinder 4 is slidably matched, and the horizontal cross-section of the retracting cylinder 6 is c-type structure, and the outside of the support tube 4 is symmetrically fixed with
Regulating device 7, the output end and retracting cylinder 6 of the regulating device 7 are sequentially connected, and the bottom of the retracting cylinder 6 is fixed with annular
Mounting plate 8, the annular mounting plate 8 is c-type structure, and the notch of annular mounting plate 8 is consistent with retracting cylinder 6, the ring
The bottom of shape mounting plate 8 is fixed with scanning means 9, and the quadrangle of 2 bottom of bottom plate is respectively and fixedly provided with universal wheel 10, and on bottom plate 2
It is fixed with locking device 11.
The driving device 5 includes driving motor 12, driving worm screw 13, fixed block 14 and gear wheel 15, the gear wheel
15 are fixedly attached to the outside of support tube 4, and the gear wheel 15 engages connection with driving worm screw 13, described to drive the two of worm screw 13
End is rotatablely connected by bearing and fixed block 14 respectively, and the fixed block 14 is each attached on top plate 3 with driving motor 12, described
The output shaft of driving motor 12 and one end of driving worm screw 13 are fixed.
The outside of the retracting cylinder 6 is symmetrically fixed with sliding block 16, the length and the length phase of retracting cylinder 6 of the sliding block 16
Deng 4 inside of support tube position corresponding with sliding block 16 is equipped with the guide groove 17 being matched therewith, the sliding of sliding block 16 company
It connects in guide groove 17, the output end and sliding block 16 of the regulating device 7 are sequentially connected, and can drive scanning by driving device 5
The rotation of device 9.
The regulating device 7 includes adjusting motor 18, supporting block 19, the first lead screw 20 and adjusting block 21, the support tube 4
Outside position corresponding with sliding block 16 is equipped with the strip gab 41 that communicates with guide groove 17, there are two the supporting block 19 is set, and
Two supporting blocks 19 are symmetrically distributed in the both ends of strip gab 41, and the both ends of first lead screw 20 pass through bearing and support respectively
Block 19 is rotatablely connected, and the supporting block 19 is each attached to the outside of support tube 4 with driving motor 12, and the adjusting block 21 is equipped with
Threaded hole, the adjusting block 21 are threadedly coupled by threaded hole with the first lead screw 20, and the adjusting block 21 passes through strip gab 41
It is fixed with sliding block 16, and adjusting block 21 is connect with the side walls of strip gab 41, it can be to scanning means 9 by regulating device 7
Height be adjusted.
The locking device 11 includes lock out motor 22, support frame 23, the second lead screw 24, thread barrel 25 and grabs ground component
26, the bottom plate 2 is equipped with circular open 27, and support frame as described above 23 is located at the top of circular open 27, and the bottom of support frame 23
Portion and bottom plate 2 are fixed, and second lead screw 24 is located at the middle part of circular open 27, and the top of the second lead screw 24 by bearing and
The lower rotation of support frame 23 connects, and the output shaft of the lock out motor 22 and the top of the second lead screw 24 are fixed, and locks electricity
Machine 22 is fixed on support frame 23, and the thread barrel 25 is threadedly coupled with the second lead screw 24, the outside isogonism of the thread barrel 25
Degree connection is fixed bottom plate 2 by locking device 11 there are three ground component 26 is grabbed.
The ground component 26 of grabbing includes the first link block 28, connecting rod 29, the second link block 30, grabs the earth's axis 31, connector 32
With grab plot 33, first link block 28 is fixed on the outside of thread barrel 25, and the two sides of first link block 28 are symmetrically set
There are two connecting rods 29, and the first link block 28 is rotatablely connected by pin shaft and two connecting rods 29, and two connecting rods 29 connect far from first
The one end for connecing block 28 is symmetrically distributed in the outside for grabbing the earth's axis 31, and the earth's axis 31 of grabbing is connected by pin shaft and two rotations of connecting rod 29
It connects, the top for grabbing the earth's axis 31 is equipped with through slot 34, and the through slot 34 is socketed in the outside of the second link block 30, and the second connection
Block 30 is rotatablely connected by pin shaft and through slot 34, the top of second link block 30 and bottom plate 2 are fixed, the earth's axis 31 of grabbing
Bottom end is by connector 32 and grabs the rotation connection of plot 33, is in close contact and realizes to bottom plate 2 by grabbing ground component 26 and ground
It is fixed.
The connector 32 includes connection ball 42 and third link block 35, the bottom end for grabbing the earth's axis 31 with connect ball
42 is fixed, and the connection ball 42 slides the top for being connected to third link block 35, and the third link block 35, which is fixed on, grabs ground
On block 33, making to grab the earth's axis 31 by connector 32 can rotate relative to plot 33 is grabbed.
The bottom for grabbing plot 33 is fixed with anti-slop serrations 36, increases the frictional force for grabbing plot 33 and ground face contact, makes
The position of bottom plate 2 is more stable.
The junction of the connecting plate 1 and bottom plate 2 and top plate 3 is respectively fixed with reinforcing rib 37, is improved by reinforcing rib 37
The bonding strength with bottom plate 2 and top plate 3 respectively of connecting plate 1.
The scanning means 9 includes bulb 38, high pressure generator 39, flat panel detector 40 and data collection system, described
Bulb 38 is used to emit detected object X-ray, and the high pressure generator 39 is used to provide high-voltage electricity for bulb 38, to generate
X-ray, the flat panel detector 40 are located at the opposite of bulb 38, are emitted by bulb 38 and with receiving by detected object
X-ray, the data collection system are used to acquire the transmitting signal of the exposure signal of the bulb 38, the high pressure generator 39
And the image pick-up signal of the flat panel detector 40, CT scan is carried out to patient by scanning means 9.
Working principle:
When work, on hospital bed, doctor can move bottom plate 2 by universal wheel 10 patient's sitting, adjustment bottom plate 2 to
Suitable position under hospital bed can make human body pass through notch on retracting cylinder 6 just and enter inside it.After the completion of the adjustment of 6 position of retracting cylinder,
The rotation of the second lead screw 24 can be driven by the rotation of 22 output shaft of lock out motor, the second lead screw 24 connects with 25 screw thread of thread barrel
It connects, makes the rotation of the second lead screw 24 that thread barrel 25 can be driven to move upwards, the movement of thread barrel 25 grabs ground by the drive of connecting rod 29
The bottom end of axis 31 moves down, and makes to grab bottom and the ground face contact in plot 33, grabs the close of plot 33 and ground by three
Contact, plays fixed effect to bottom plate 2, prevents from moving in scanning.
After bottom plate 2 is fixed, the rotation by adjusting 18 output shaft of motor can drive the rotation of the first lead screw 20, the first lead screw
20 are threadedly coupled with adjusting block 21, and adjusting block 21 and retracting cylinder 6 are fixed, make the rotation of the first lead screw 20 that retracting cylinder 6 can be driven to exist
It is moved up and down in support tube 4, to realize the adjusting to 9 height of scanning means, makes scanning means 9 can be to patient body upper half
Any position of body is scanned.
After the completion of 9 position of scanning means is adjusted, driving worm screw 13 can be driven by the rotation of 12 output shaft of driving motor
Rotation, driving worm screw 13 engage connection with gear wheel 15, and gear wheel 15 is fixedly attached to the outside of support tube 4, make to drive worm screw
13 rotation can drive the rotation of support tube 4, to make scanning means 9 that can be scanned work to patient body.
After the completion of scanning, the rotation for driving the second lead screw 24 that rotates backward of 22 output shaft of lock out motor is successively crossed, and
It drives the bottom end for grabbing the earth's axis 31 to move up by connecting rod 29, and keeps the bottom for grabbing plot 33 and ground separate, pass through mobile three
A to grab plot 33, doctor can move bottom plate 2 by universal wheel 10, and by bottom plate 2, position is extracted out under hospital bed, and can be
Above-mentioned position is marked, in order to directly mobile and mounting base 2 when check next time.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of vertical CT scanner applied to hospital bed, including connecting plate (1), it is characterised in that: connecting plate (1) side
Bottom and top distribution is fixed with bottom plate (2) and top plate (3), and the top plate (3) is equipped with support tube (4), the support tube (4)
It is rotatablely connected through top plate (3), and by bearing and top plate (3), is fixed with driving device (5), the drive on the top plate (3)
Dynamic device (5) and support tube (4) are sequentially connected, and the inside of the support tube (4) is equipped with retracting cylinder (6), the retracting cylinder (6) with
The inner wall of support tube (4) is slidably matched, and the horizontal cross-section of the retracting cylinder (6) is c-type structure, the outside of the support tube (4)
It is symmetrically fixed with regulating device (7), the output end of the regulating device (7) and retracting cylinder (6) are sequentially connected, the retracting cylinder
(6) bottom is fixed with annular mounting plate (8), and the annular mounting plate (8) is c-type structure, and the notch of annular mounting plate (8)
It is consistent with retracting cylinder (6), the bottom of the annular mounting plate (8) is fixed with scanning means (9), bottom plate (2) bottom
Quadrangle be respectively and fixedly provided with universal wheel (10), and locking device (11) are fixed on bottom plate (2).
2. a kind of vertical CT scanner applied to hospital bed according to claim 1, it is characterised in that: the driving device
It (5) include driving motor (12), driving worm screw (13), fixed block (14) and gear wheel (15), gear wheel (15) fixing sleeve
Connect the outside in support tube (4), the gear wheel (15) engage connection with driving worm screw (13), it is described drive worm screw (13) two
End is rotatablely connected by bearing and fixed block (14) respectively, and the fixed block (14) and driving motor (12) are each attached to top plate
(3) on, the output shaft of the driving motor (12) and one end of driving worm screw (13) are fixed.
3. a kind of vertical CT scanner applied to hospital bed according to claim 1, it is characterised in that: the retracting cylinder
(6) it is symmetrically fixed on the outside of sliding block (16), the length of the sliding block (16) and the equal length of retracting cylinder (6), the support
Position corresponding with sliding block (16) is equipped with the guide groove (17) being matched therewith on the inside of cylinder (4), and the sliding block (16) is slidably connected
In guide groove (17), the output end of the regulating device (7) and sliding block (16) are sequentially connected.
4. a kind of vertical CT scanner applied to hospital bed according to claim 3, it is characterised in that: the regulating device
It (7) include adjusting motor (18), supporting block (19), the first lead screw (20) and adjusting block (21), it is on the outside of the support tube (4) and sliding
The corresponding position of block (16) is equipped with the strip gab (41) that communicates with guide groove (17), there are two the supporting block (19) sets, and
Two supporting blocks (19) are symmetrically distributed in the both ends of strip gab (41), and the both ends of first lead screw (20) pass through bearing respectively
It is rotatablely connected with supporting block (19), the supporting block (19) is each attached to the outside of support tube (4) with driving motor (12), described
Adjusting block (21) is equipped with threaded hole, and the adjusting block (21) is threadedly coupled by threaded hole with the first lead screw (20), the tune
Locking nub (21) passes through strip gab (41) and sliding block (16) and fixes, and adjusting block (21) and the side walls of strip gab (41) connect
It connects.
5. a kind of vertical CT scanner applied to hospital bed according to claim 1, it is characterised in that: the locking device
(11) include lock out motor (22), support frame (23), the second lead screw (24), thread barrel (25) and grab ground component (26), the bottom
Plate (2) is equipped with circular open (27), and support frame as described above (23) is located at the top of circular open (27), and the bottom of support frame (23)
Portion and bottom plate (2) are fixed, and second lead screw (24) is located at the middle part of circular open (27), and the top of the second lead screw (24) is logical
It crosses bearing to connect with the lower rotation of support frame (23), the output shaft of the lock out motor (22) and the top of the second lead screw (24)
It is fixed, and lock out motor (22) is fixed on support frame (23), the thread barrel (25) is threadedly coupled with the second lead screw (24), institute
The outside for stating thread barrel (25) angularly connects there are three grabbing component (26).
6. a kind of vertical CT scanner applied to hospital bed according to claim 5, it is characterised in that: described to grab ground component
(26) include the first link block (28), connecting rod (29), the second link block (30), grab the earth's axis (31), connector (32) and grab plot
(33), first link block (28) is fixed on the outside of thread barrel (25), and the two sides of first link block (28) are symmetrically set
There are two connecting rod (29), and the first link block (28) is rotatablely connected by pin shaft and two connecting rods (29), and two connecting rods (29) are remote
One end from the first link block (28) is symmetrically distributed in the outside for grabbing the earth's axis (31), and described the grab earth's axis (31) pass through pin shaft and two
Connecting rod (29) rotation connection, the top for grabbing the earth's axis (31) are equipped with through slot (34), and the through slot (34) is socketed in the second connection
The outside of block (30), and the second link block (30) is rotatablely connected by pin shaft and through slot (34), second link block (30)
Top and bottom plate (2) are fixed, and the bottom end for grabbing the earth's axis (31) is by connector (32) and grabs plot (33) rotation connection.
7. a kind of vertical CT scanner applied to hospital bed according to claim 6, it is characterised in that: the connector
It (32) include connection ball (42) and third link block (35), the bottom end for grabbing the earth's axis (31) is fixed with ball (42) are connect,
Connection ball (42) sliding is connected to the top of third link block (35), and the third link block (35), which is fixed on, grabs plot
(33) on.
8. a kind of vertical CT scanner applied to hospital bed according to claim 7, it is characterised in that: described to grab plot
(33) bottom is fixed with anti-slop serrations (36).
9. a kind of vertical CT scanner applied to hospital bed according to claim 1, it is characterised in that: the connecting plate
(1) junction with bottom plate (2) and top plate (3) is respectively fixed with reinforcing rib (37).
10. a kind of vertical CT scanner applied to hospital bed according to claim 1, it is characterised in that: the scanning dress
Setting (9) includes bulb (38), high pressure generator (39), flat panel detector (40) and data collection system, and the bulb (38) is used
In emitting X-ray to detected object, the high pressure generator (39) is used to provide high-voltage electricity for bulb (38), be penetrated with generating X
Line, the flat panel detector (40) are located at the opposite of bulb (38), are emitted by bulb (38) and with receiving by detected pair
The X-ray of elephant, the data collection system are used to acquiring the exposure signals of the bulb (38), the high pressure generator (39)
Emit the image pick-up signal of signal and the flat panel detector (40).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811559094.0A CN109730710A (en) | 2018-12-12 | 2018-12-12 | A kind of vertical CT scanner applied to hospital bed |
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