CN113440739A - Radiology department lead blocking frame - Google Patents
Radiology department lead blocking frame Download PDFInfo
- Publication number
- CN113440739A CN113440739A CN202110692087.3A CN202110692087A CN113440739A CN 113440739 A CN113440739 A CN 113440739A CN 202110692087 A CN202110692087 A CN 202110692087A CN 113440739 A CN113440739 A CN 113440739A
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- Prior art keywords
- rod
- block
- rotating shaft
- pull rod
- fixedly connected
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1092—Details
- A61N2005/1094—Shielding, protecting against radiation
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Handcart (AREA)
Abstract
The invention discloses a radiology department lead blocking frame which comprises a base, wherein a telescopic mechanism is arranged at the top of the base and comprises a movable rod, a fixed block is fixedly connected to the top of the movable rod, a rotating shaft is rotatably connected to the fixed block, and a fixing mechanism for fixing the rotating shaft is arranged on the fixed block; a support rod is arranged in the rotating shaft, a fixing nut used for fixing the support rod is arranged on the rotating shaft, and a lead block is arranged at the front end of the support rod; the fixed establishment includes the rigid coupling in the riser at fixed block top and the horizontal plate of rigid coupling in riser one side, it is connected with the pull rod to slide along vertical on the horizontal plate, the top rigid coupling of pull rod has the handle, the bottom rigid coupling of pull rod has the butt piece, be provided with the elastic component that is used for making the lateral wall butt of butt piece and pivot on the pull rod. The invention can reduce the possibility of the rotation of the rotating shaft caused by accidents.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a lead blocking frame for a radiology department.
Background
At present, when radiotherapy is performed on a patient clinically, the dangerous organs of the patient are shielded and protected by using a lead block, the common lead block is installed on a scattering screen in front of the patient, the thickness of the lead block is perpendicular to a screen surface, and for a thicker lead block, if an included angle between the thickness direction and the incident direction of rays is too large, a very large penumbra area appears on the boundary of a protected area, so that the boundary of the protected area cannot be accurately positioned, and great working difficulty is brought to medical staff.
In the prior art, reference may be made to chinese patent invention with an authorization publication No. CN203122454U, which discloses a lead blocking frame for radiology department, comprising a base and an automatic telescopic rod, wherein a rotating shaft is arranged at the upper end of the automatic telescopic rod, a fixing nut is arranged on the rotating shaft, a support rod is arranged in the rotating shaft, and a lead block is arranged at the front end of the support rod. The invention has simple structure, and the medical staff can not generate a large penumbra area at the boundary of the protected area when carrying out radiotherapy on the patient, so that the boundary of the protected area can be accurately positioned, and the working difficulty of the medical staff is reduced.
However, the above structure does not facilitate fixing the rotation shaft, and may cause a possibility that the rotation shaft may be accidentally rotated.
Disclosure of Invention
The application provides a radiology department keeps off lead frame, has the effect that reduces the pivot and takes place the possibility of rotation because of the accident.
The application provides a radiology department keeps off lead frame adopts following technical scheme:
a radiology department lead blocking frame comprises a base, wherein a telescopic mechanism is mounted at the top of the base and comprises a movable rod, a fixed block is fixedly connected to the top of the movable rod, a rotating shaft is rotatably connected to the fixed block, and a fixing mechanism for fixing the rotating shaft is mounted on the fixed block; a support rod is arranged in the rotating shaft, a fixing nut used for fixing the support rod is arranged on the rotating shaft, and a lead block is arranged at the front end of the support rod; the fixed establishment includes the rigid coupling in the riser at fixed block top and the horizontal plate of rigid coupling in riser one side, it is connected with the pull rod to slide along vertical on the horizontal plate, the top rigid coupling of pull rod has the handle, the bottom rigid coupling of pull rod has the butt piece, be provided with the elastic component that is used for making the lateral wall butt of butt piece and pivot on the pull rod.
Through adopting above-mentioned technical scheme, through butt piece and the elastic component that sets up, be convenient for carry on spacingly to the pivot to can reduce the pivot and take place pivoted possibility because of the accident.
Preferably, the elastic part is a spring, and two ends of the spring are respectively and fixedly connected to the opposite inner sides of the abutting block and the horizontal plate.
By adopting the technical scheme, when the rotating shaft needs to be driven to rotate, the pull rod is pulled by the handle, the pull rod moves to separate the abutting block from the rotating shaft, then the rotating shaft can be rotated, and moreover, the abutting block moves to abut against and press the spring, and the spring is in a compressed state at the moment; when the rotating shaft needs to be fixed, the handle is loosened, and the abutting block can fix the rotating shaft under the action of the spring.
Preferably, the abutting block is arc-shaped.
Through adopting above-mentioned technical scheme, can increase the area of contact of butt joint piece and pivot to can make the pivot more firm by fixed.
Preferably, a friction block is fixedly connected to one side of the abutting block, which is close to the rotating shaft.
Through adopting above-mentioned technical scheme, can further make the pivot more firm by fixed.
Preferably, the top of the horizontal plate is provided with a limiting component for limiting the pull rod, and the limiting component comprises a vertical rod connected to the top of the horizontal plate in a sliding manner along the radial direction of the pull rod and a horizontal rod fixedly connected to the top of the vertical rod; the pull rod is provided with a first through hole and a second through hole, and the horizontal rod can be in inserting fit with the first through hole and the second through hole.
By adopting the technical scheme, the horizontal rod is inserted into the first through hole by moving the horizontal rod, so that the possibility that the pull rod moves upwards due to accidents can be reduced; the horizontal rod is inserted into the second through hole by moving the horizontal rod, so that an operator can conveniently loosen the handle to rotate the rotating shaft.
Preferably, the bottom of the vertical rod is fixedly connected with a dovetail block, and the top of the horizontal plate is provided with a dovetail groove for the dovetail block to slide.
By adopting the technical scheme, the dovetail groove and the dovetail block are convenient for guiding the vertical rod.
Preferably, the telescopic mechanism further comprises a sleeve fixedly connected to the top of the base, and the movable rod is connected to an inner cavity of the sleeve in a sliding manner along the vertical direction; and a driving assembly for driving the movable rod to move vertically is mounted on the outer side wall of the sleeve.
Through adopting above-mentioned technical scheme, remove through drive assembly drive movable rod, can reduce operating personnel's intensity of labour like this.
Preferably, the driving assembly comprises a screw rod rotatably connected to the outer side wall of the sleeve, a hand wheel fixedly connected to the bottom of the screw rod, and a guide rod fixedly connected to the outer side wall of the sleeve; the lateral wall rigid coupling of movable rod has first connecting block and second connecting block, first connecting block threaded connection is in the lead screw, the second connecting block slides and connects in the guide arm.
By adopting the technical scheme, when the movable rod needs to be driven to move, the lead screw is rotated by rotating the hand wheel, and the movable rod can be driven to move by rotating the lead screw; through setting up drive assembly, be convenient for drive movable rod remove.
To sum up, the application has the following beneficial effects:
1. the abutting block and the elastic piece are arranged, so that the rotating shaft is convenient to limit, and the possibility of rotation of the rotating shaft due to accidents can be reduced;
2. the horizontal rod is inserted into the first through hole by moving the horizontal rod, so that the possibility that the pull rod moves upwards due to accidents can be reduced; the horizontal rod is inserted into the second through hole by moving the horizontal rod, so that an operator can conveniently loosen the handle to rotate the rotating shaft.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a schematic view showing the structure of the fixing mechanism in the embodiment;
FIG. 3 is a schematic structural diagram of the highlighted position-limiting assembly in the embodiment.
Description of reference numerals: 1. a base; 2. a fixed block; 3. a rotating shaft; 4. a fixing mechanism; 41. a vertical plate; 42. a horizontal plate; 421. a dovetail groove; 43. a pull rod; 431. a first through hole; 432. a second through hole; 44. a handle; 45. a butting block; 46. a spring; 47. a friction block; 5. a limiting component; 51. a vertical rod; 52. a horizontal bar; 53. a dovetail block; 6. a telescoping mechanism; 61. a sleeve; 62. a movable rod; 7. a drive assembly; 71. a lead screw; 72. a hand wheel; 73. a guide bar; 74. a first connection block; 75. and a second connecting block.
Detailed Description
The invention discloses a radiology department lead blocking frame, which comprises a base 1, wherein a telescopic mechanism 6 is installed at the top of the base 1, the telescopic mechanism 6 comprises a movable rod 62, the movable rod 62 is vertically arranged, the top of the movable rod 62 is fixedly connected with a fixed block 2, the fixed block 2 is vertically arranged, the fixed block 2 is rotatably connected with a rotating shaft 3 through a bearing, the rotating shaft 3 is horizontally arranged, and a fixing mechanism 4 for fixing the rotating shaft 3 is installed on the fixed block 2; a supporting rod is arranged in the rotating shaft 3, a fixing nut used for fixing the supporting rod is arranged on the rotating shaft 3, and a lead block is arranged at the front end of the supporting rod.
As shown in fig. 1 and 2, the fixing mechanism 4 includes a vertical plate 41 fixedly connected to the top of the fixing block 2 and a horizontal plate 42 fixedly connected to one side of the vertical plate 41, a pull rod 43 is slidably connected to the horizontal plate 42 along the vertical direction, the pull rod 43 penetrates through the horizontal plate 42, a handle 44 is fixedly connected to the top of the pull rod 43, a butt block 45 is fixedly connected to the bottom of the pull rod 43, and an elastic member for abutting the butt block 45 against the side wall of the rotating shaft 3 is provided on the pull rod 43. Through the butt joint piece 45 and the elastic component that set up, be convenient for carry on spacingly to pivot 3 to can reduce pivot 3 because of unexpected emergence pivoted possibility.
As shown in fig. 1 and 2, the elastic member is a spring 46, the spring 46 is vertically disposed, and two ends of the spring 46 are respectively and fixedly connected to the opposite inner sides of the abutting block 45 and the horizontal plate 42. When the rotating shaft 3 needs to be driven to rotate, the handle 44 pulls the pull rod 43, the pull rod 43 moves to separate the abutting block 45 from the rotating shaft 3, then the rotating shaft 3 can be rotated, and the abutting block 45 moves to abut against the spring 46, and at the moment, the spring 46 is in a compressed state; when the fixing of the rotating shaft 3 is needed, the handle 44 is released, and the abutting block 45 can fix the rotating shaft 3 under the action of the spring 46.
As shown in fig. 1 and 2, the abutment block 45 has an arc shape, which increases a contact area between the abutment block 45 and the rotating shaft 3, thereby fixing the rotating shaft 3 more firmly. A friction block 47 is fixed to the side of the abutting block 45 close to the rotating shaft 3, so that the rotating shaft 3 can be further fixed more firmly.
As shown in fig. 2 and 3, a limiting component 5 for limiting the pull rod 43 is mounted at the top of the horizontal plate 42, and the limiting component 5 includes a vertical rod 51 connected to the top of the horizontal plate 42 in a sliding manner along the radial direction of the pull rod 43 and a horizontal rod 52 fixedly connected to the top of the vertical rod 51; the bottom of the vertical rod 51 is fixedly connected with a dovetail block 53, and the top of the horizontal plate 42 is provided with a dovetail groove 421 for the dovetail block 53 to slide; the pull rod 43 is provided with a first through hole 431 and a second through hole 432, and the horizontal rod 52 can be inserted and matched with the first through hole 431 and the second through hole 432. By moving the horizontal rod 52 to make the horizontal rod 52 be inserted into the first through hole 431, the possibility that the pull rod 43 moves upwards due to accidents can be reduced; the horizontal rod 52 is inserted into the second through hole 432 by moving the horizontal rod 52, so that the operator can easily release the handle 44 to rotate the rotating shaft 3.
As shown in fig. 1 and 2, the telescoping mechanism 6 further includes a sleeve 61 fixedly connected to the top of the base 1, the sleeve 61 is vertically disposed, an opening of the sleeve 61 is located at the top of the sleeve, and the movable rod 62 is slidably connected to an inner cavity of the sleeve 61 along the vertical direction; the outer side wall of the sleeve 61 is mounted with a driving assembly 7 for driving the movable rod 62 to move vertically. The driving assembly 7 drives the movable rod 62 to move, so that the labor intensity of an operator can be reduced.
As shown in fig. 1 and fig. 2, the driving assembly 7 includes a lead screw 71 rotatably connected to the outer side wall of the sleeve 61 through a bearing, a hand wheel 72 fixedly connected to the bottom of the lead screw 71, and a guide rod 73 fixedly connected to the outer side wall of the sleeve 61; the lead screw 71 and the guide rod 73 are both vertically arranged, a first connecting block 74 and a second connecting block 75 are fixedly connected to the outer side wall of the movable rod 62, the first connecting block 74 is in threaded connection with the lead screw 71, and the second connecting block 75 is connected to the guide rod 73 in a sliding manner. When the movable rod 62 needs to be driven to move, the lead screw 71 is rotated by rotating the hand wheel 72, and the lead screw 71 rotates to drive the movable rod 62 to move; the driving assembly 7 is arranged to drive the movable rod 62 to move conveniently.
The working principle is as follows: when the rotating shaft 3 needs to be driven to rotate, the handle 44 pulls the pull rod 43, the pull rod 43 moves to separate the abutting block 45 from the rotating shaft 3, then the rotating shaft 3 can be rotated, and the abutting block 45 moves to abut against the spring 46, and at the moment, the spring 46 is in a compressed state; when the fixing of the rotating shaft 3 is needed, the handle 44 is released, and the abutting block 45 can fix the rotating shaft 3 under the action of the spring 46.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a radiology department keeps off lead frame, includes base (1), its characterized in that: the telescopic mechanism (6) is installed at the top of the base (1), the telescopic mechanism (6) comprises a movable rod (62), a fixed block (2) is fixedly connected to the top of the movable rod (62), a rotating shaft (3) is rotatably connected to the fixed block (2), and a fixing mechanism (4) for fixing the rotating shaft (3) is installed on the fixed block (2); a support rod is arranged in the rotating shaft (3), a fixing nut used for fixing the support rod is arranged on the rotating shaft (3), and a lead block is arranged at the front end of the support rod;
fixed establishment (4) include the rigid coupling in riser (41) at fixed block (2) top and rigid coupling in horizontal plate (42) of riser (41) one side, vertical slip is connected with pull rod (43) on horizontal plate (42), the top rigid coupling of pull rod (43) has handle (44), the bottom rigid coupling of pull rod (43) has butt piece (45), be provided with the elastic component that is used for making the lateral wall butt of butt piece (45) and pivot (3) on pull rod (43).
2. The radiology department lead blocking frame of claim 1, wherein: the elastic piece is a spring (46), and two ends of the spring (46) are fixedly connected to the opposite inner sides of the abutting block (45) and the horizontal plate (42) respectively.
3. The radiology department lead blocking frame of claim 1, wherein: the abutting block (45) is arc-shaped.
4. The radiology department lead blocking frame of claim 1, wherein: and a friction block (47) is fixedly connected to one side of the abutting block (45) close to the rotating shaft (3).
5. The radiology department lead blocking frame of claim 1, wherein: the top of the horizontal plate (42) is provided with a limiting component (5) for limiting the pull rod (43), and the limiting component (5) comprises a vertical rod (51) connected to the top of the horizontal plate (42) in a sliding manner along the radial direction of the pull rod (43) and a horizontal rod (52) fixedly connected to the top of the vertical rod (51); a first through hole (431) and a second through hole (432) are formed in the pull rod (43), and the horizontal rod (52) can be matched with the first through hole (431) and the second through hole (432) in an inserted mode.
6. The radiology department lead blocking frame of claim 5, wherein: the bottom of montant (51) rigid coupling has dovetail block (53), dovetail groove (421) that are used for supplying dovetail block (53) to slide are seted up at the top of horizontal plate (42).
7. The radiology department lead blocking frame of claim 1, wherein: the telescopic mechanism (6) further comprises a sleeve (61) fixedly connected to the top of the base (1), and the movable rod (62) is connected to an inner cavity of the sleeve (61) in a sliding mode along the vertical direction; and a driving assembly (7) for driving the movable rod (62) to move vertically is mounted on the outer side wall of the sleeve (61).
8. The radiology department lead blocking frame of claim 7, wherein: the driving assembly (7) comprises a lead screw (71) rotatably connected to the outer side wall of the sleeve (61), a hand wheel (72) fixedly connected to the bottom of the lead screw (71), and a guide rod (73) fixedly connected to the outer side wall of the sleeve (61); the lateral wall rigid coupling of movable rod (62) has first connecting block (74) and second connecting block (75), first connecting block (74) threaded connection is in lead screw (71), second connecting block (75) slide and connect in guide arm (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110692087.3A CN113440739A (en) | 2021-06-22 | 2021-06-22 | Radiology department lead blocking frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110692087.3A CN113440739A (en) | 2021-06-22 | 2021-06-22 | Radiology department lead blocking frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113440739A true CN113440739A (en) | 2021-09-28 |
Family
ID=77812069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110692087.3A Pending CN113440739A (en) | 2021-06-22 | 2021-06-22 | Radiology department lead blocking frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113440739A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201308724Y (en) * | 2008-12-17 | 2009-09-16 | 邱泗安 | Lead blocking frame for radiation therapy |
| CN203122454U (en) * | 2013-03-24 | 2013-08-14 | 王保军 | Lead blocking frame for radiology department |
| WO2016184005A1 (en) * | 2015-05-19 | 2016-11-24 | 北京东方逸腾数码医疗设备技术有限公司 | On-bed integrated x-ray protector for angiography machines |
| CN211749684U (en) * | 2019-10-26 | 2020-10-27 | 姜洪涛 | Protective device for radiology department |
| CN212037566U (en) * | 2019-12-30 | 2020-12-01 | 南安市莱康机械科技有限公司 | Adjustable radiation protection baffle of radiology department |
-
2021
- 2021-06-22 CN CN202110692087.3A patent/CN113440739A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201308724Y (en) * | 2008-12-17 | 2009-09-16 | 邱泗安 | Lead blocking frame for radiation therapy |
| CN203122454U (en) * | 2013-03-24 | 2013-08-14 | 王保军 | Lead blocking frame for radiology department |
| WO2016184005A1 (en) * | 2015-05-19 | 2016-11-24 | 北京东方逸腾数码医疗设备技术有限公司 | On-bed integrated x-ray protector for angiography machines |
| CN211749684U (en) * | 2019-10-26 | 2020-10-27 | 姜洪涛 | Protective device for radiology department |
| CN212037566U (en) * | 2019-12-30 | 2020-12-01 | 南安市莱康机械科技有限公司 | Adjustable radiation protection baffle of radiology department |
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