CN211381827U - Tumor positioning device - Google Patents
Tumor positioning device Download PDFInfo
- Publication number
- CN211381827U CN211381827U CN201922149318.7U CN201922149318U CN211381827U CN 211381827 U CN211381827 U CN 211381827U CN 201922149318 U CN201922149318 U CN 201922149318U CN 211381827 U CN211381827 U CN 211381827U
- Authority
- CN
- China
- Prior art keywords
- base
- translation frame
- bed body
- support
- positioning cover
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 206010028980 Neoplasm Diseases 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000004807 localization Effects 0.000 claims 5
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 230000002159 abnormal effect Effects 0.000 description 8
- 230000004069 differentiation Effects 0.000 description 3
- 201000011510 cancer Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000004881 tumor cell Anatomy 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Accommodation For Nursing Or Treatment Tables (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Radiation-Therapy Devices (AREA)
Abstract
The utility model discloses a tumor positioning device, which comprises a base, a bed body, a semicircular positioning cover and annular scanning equipment, wherein a moving component is arranged between the base and the bed body, the semicircular positioning cover is positioned above the bed body, the opening of the semicircular positioning cover faces downwards, and the annular scanning equipment is positioned on the lower end surface of the semicircular positioning cover; the removal subassembly includes drive unit, three translation frame, three connecting rods and a support, among this tumour positioner, the motor passes through the synchronous rotation of three gear of rotation axis control, the gear is in the pivoted, just can realize rotating towards a direction, realize that the translation frame carries out reciprocal round trip movement, and then avoided the motor direction to switch, the moment of torsion of rotation axis has been increased, the translation frame is when removing, the gyro wheel will remove in the base, support the translation frame through the base simultaneously, the resistance that the translation frame removed has been reduced, the effort to the rotation axis has been reduced, the utility model relates to a rationally, be fit for using widely.
Description
Technical Field
The utility model relates to a tumour medical treatment technical field, concretely relates to tumour positioner.
Background
The tumor tissue has different degrees of difference from the original normal tissue no matter on the cell morphology and the tissue structure, the difference is called as the abnormal shape, the abnormal shape is the expression of the abnormal differentiation of the tumor on the morphology, the abnormal shape is small, the differentiation degree is high, the abnormal shape is large, the differentiation degree is low, the size of the abnormal shape is the diagnosis tumor, the main histological basis for determining the benign and malignant tumors is determined, the abnormal shape of the benign tumor cells is not obvious, the benign tumor cells are generally similar to the original tissue, and the malignant tumor has obvious abnormal shape.
According to the patent number: CN 201811316621-a tumor positioning device, hereinafter referred to as a reference patent, wherein a motor, a rotating shaft, a gear and a rack plate are used to control the movement of the bed body, as is known, the weight of the bed body is heavy, so that when the motor is started, the torque is large, and the bed body moves in the forward direction and then moves in the reverse direction, the torque of the motor is further strengthened, and at this time, the rotating shaft of the motor is easily twisted off, thereby reducing the reliability of the device; moreover, in the reference patent, the rack plate is reliably guided and limited by the sliding block and the sliding groove, but the sliding block and the sliding groove are positioned on the upper end surface inside the base, so that the upper end surface of the base is broken.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tumor positioning device for overcoming the defects.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a tumor positioning device comprises a base, a bed body, a semicircular positioning cover and annular scanning equipment, wherein a moving assembly is arranged between the base and the bed body, the semicircular positioning cover is positioned above the bed body, an opening of the semicircular positioning cover faces downwards, and the annular scanning equipment is positioned on the lower end face of the semicircular positioning cover;
the moving assembly comprises a driving unit, three translation frames, three connecting rods and a support, the driving unit comprises a motor, a rotating shaft and three gears, the motor is in transmission connection with the three gears through the rotating shaft, the rotating shaft penetrates through the three translation frames, the three gears are respectively positioned inside the three translation frames, first teeth are uniformly arranged on the semi-circle peripheries of the gears, second teeth with the same number are uniformly arranged on the upper inner wall and the lower inner wall of each translation frame, the first teeth are meshed with the second teeth, the translation frames are connected with the support through the corresponding connecting rods, and the bed body is fixed above the support;
two bases are arranged below each translation frame, a roller is arranged below each base, and the two bases are symmetrical about the vertical central axis of the translation frame;
a connecting unit is arranged between the connecting rod and the support.
In the tumor positioning device, the structures and the working principles of the semicircular positioning cover, the annular scanning device and the bed body are consistent with those of the semicircular positioning cover, the annular scanning device and the bed body in the reference patent.
The motor controls the three gears to synchronously rotate through the rotating shaft, the gears can rotate towards one direction when rotating, the translation frame can move back and forth in a reciprocating mode, direction switching of the motor is further avoided, and torque of the rotating shaft is increased.
When the translation frame moves, the roller can move in the base, and meanwhile, the translation frame is supported through the base, so that the resistance to movement of the translation frame is reduced, and the acting force on the rotating shaft is reduced.
Preferably, the number of the annular scanning devices is 5, and the included angle of the 5 annular scanning devices is 30 degrees.
Preferably, the moving direction of the roller is parallel to the horizontal central axis of the translation frame.
Preferably, the connecting unit comprises a stud, the end of the stud is located inside the connecting rod, the stud is in threaded connection with the support, the stud can be connected with the support by rotating the stud, the connecting rod is reliably connected with the support, and the connecting rod and the support are flexibly detached.
Preferably, a bearing seat is arranged at the end part of the rotating shaft, and the bearing seat is fixed on the inner wall of the base.
The utility model has the advantages that: among this tumour positioner, the motor passes through the synchronous rotation of three gear of rotation axis control, the gear just can realize rotating towards a direction when the rotation, realize that the translation frame carries out reciprocal round trip movement, and then avoided the motor direction to switch, the moment of torsion of rotation axis has been increased, the translation frame is when removing, the gyro wheel will remove in the base, support the translation frame through the base simultaneously, the resistance that the translation frame removed has been reduced, the effort to the rotation axis has been reduced.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the moving assembly of the present invention.
In the figure: 1. the scanning device comprises a base, a motor, a gear, a translation frame, a moving assembly, a connecting rod, a support, a bed body, a semicircular positioning cover, a ring-shaped scanning device, a rotating shaft, a base, a roller and a stud, wherein the motor is 2, the gear is 3, the translation frame is 4, the moving assembly is 5, the connecting rod is 6, the support is 7, the bed body is 8, the semicircular positioning cover is 9, the ring-shaped.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1 and 2, a tumor positioning device comprises a base 1, a bed body 8, a semicircular positioning cover 9 and an annular scanning device 10, wherein a moving assembly 5 is arranged between the base 1 and the bed body 8, the semicircular positioning cover 9 is positioned above the bed body 8, an opening of the semicircular positioning cover 9 faces downwards, and the annular scanning device 10 is positioned on the lower end surface of the semicircular positioning cover 9;
the moving assembly 5 comprises a driving unit, three translation frames 4, three connecting rods 6 and a support 7, the driving unit comprises a motor 2, a rotating shaft 11 and three gears 3, the motor 2 is in transmission connection with the three gears 3 through the rotating shaft 11, the rotating shaft 11 penetrates through the three translation frames 4, the three gears 3 are respectively positioned inside the three translation frames 4, first teeth are uniformly arranged on the semi-circle periphery of the gears 3, the upper inner wall and the lower inner wall of each translation frame 4 are uniformly provided with the same number of second teeth, the first teeth are meshed with the second teeth, the translation frames 4 are connected with the support 7 through the corresponding connecting rods 6, and the bed body 8 is fixed above the support 7;
two bases 12 are arranged below each translation frame 4, a roller 13 is arranged below each base 12, and the two bases 12 are symmetrical about the vertical central axis of the translation frame 4;
a connecting unit is arranged between the connecting rod 6 and the support 7.
In the tumor positioning device, the structures and the working principles of the semicircular positioning cover 9, the annular scanning device 10 and the bed body 8 are consistent with those of the semicircular positioning cover 9, the annular scanning device 10 and the bed body 8 in the reference patent.
The motor 2 controls the three gears 3 to synchronously rotate through the rotating shaft 11, the gears 3 can rotate towards one direction when rotating, the translation frame 4 can move back and forth in a reciprocating mode, accordingly, the switching of the directions of the motor 2 is avoided, and the torque of the rotating shaft 11 is increased.
When the translation frame 4 moves, the rollers 13 move in the base 1, and the translation frame 4 is supported by the base 12, so that the resistance to the movement of the translation frame 4 is reduced, and the acting force on the rotating shaft 11 is reduced.
In this example: the number of the annular scanning devices 10 is 5, and the included angle of the 5 annular scanning devices 10 is 30 degrees.
In this example: the moving direction of the roller 13 is parallel to the horizontal central axis of the translation frame 4.
In this example: the connecting unit comprises a stud 14, the end part of the stud 14 is positioned in the connecting rod 6, the stud 14 is in threaded connection with the support 7, the stud 14 can be connected with the support 7 by rotating the stud 14, the connecting rod 6 is reliably connected with the support 7, and the connecting rod 6 is flexibly detached from the support 7.
In this example: the end of the rotating shaft 11 is provided with a bearing seat which is fixed on the inner wall of the base 1.
In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. A tumor localization apparatus, comprising: the bed comprises a base, a bed body, a semicircular positioning cover and annular scanning equipment, wherein a moving assembly is arranged between the base and the bed body, the semicircular positioning cover is positioned above the bed body, an opening of the semicircular positioning cover faces downwards, and the annular scanning equipment is positioned on the lower end face of the semicircular positioning cover;
the moving assembly comprises a driving unit, three translation frames, three connecting rods and a support, the driving unit comprises a motor, a rotating shaft and three gears, the motor is in transmission connection with the three gears through the rotating shaft, the rotating shaft penetrates through the three translation frames, the three gears are respectively positioned inside the three translation frames, first teeth are uniformly arranged on the semi-circle peripheries of the gears, second teeth with the same number are uniformly arranged on the upper inner wall and the lower inner wall of each translation frame, the first teeth are meshed with the second teeth, the translation frames are connected with the support through the corresponding connecting rods, and the bed body is fixed above the support;
two bases are arranged below each translation frame, a roller is arranged below each base, and the two bases are symmetrical about the vertical central axis of the translation frame;
a connecting unit is arranged between the connecting rod and the support.
2. The tumor localization device of claim 1, wherein: the number of the annular scanning devices is 5, and the included angle of the 5 annular scanning devices is 30 degrees.
3. The tumor localization device of claim 1, wherein: the moving direction of the roller is parallel to the horizontal central axis of the translation frame.
4. The tumor localization device of claim 1, wherein: the connecting unit comprises a stud, the end part of the stud is positioned in the connecting rod, and the stud is in threaded connection with the support.
5. The tumor localization device of claim 1, wherein: the end of the rotating shaft is provided with a bearing seat, and the bearing seat is fixed on the inner wall of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922149318.7U CN211381827U (en) | 2019-12-04 | 2019-12-04 | Tumor positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922149318.7U CN211381827U (en) | 2019-12-04 | 2019-12-04 | Tumor positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211381827U true CN211381827U (en) | 2020-09-01 |
Family
ID=72220509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922149318.7U Expired - Fee Related CN211381827U (en) | 2019-12-04 | 2019-12-04 | Tumor positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211381827U (en) |
-
2019
- 2019-12-04 CN CN201922149318.7U patent/CN211381827U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |