CN214382537U

CN214382537U - Radiotherapy keeps off lead frame

Info

Publication number: CN214382537U
Application number: CN202022427416.5U
Authority: CN
Inventors: 汪莹; 郭振能; 梁永旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-10-12
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a radiotherapy keeps off lead frame, comprising a base plate, the bottom plate below is connected and is equipped with the supporting leg, the supporting leg below is connected and is equipped with the universal wheel, the bottom plate top is connected and is equipped with the telescopic link, the articulated horizontal pole that is equipped with on the telescopic link, the one end that the telescopic link was kept away from to the horizontal pole is connected and is equipped with the fixed block, the fixed block includes two parallel arrangement's dog, connects between two dogs and is equipped with the circular arc piece, the circular arc piece evenly is equipped with the turbine tooth along the circumferencial direction, swing joint is equipped with the regulating block on the fixed block, the symmetry is equipped with the recess on the regulating block, be equipped with the cavity on the regulating block, it is equipped with the worm to pass the cavity connection on the regulating block, worm tooth uses with the turbine tooth cooperation, the regulating block right-hand member is connected and is equipped with and keeps off lead. Compared with the prior art, the utility model the advantage lies in: novel structure, reasonable in design, removal convenience, angularly adjustable.

Description

Radiotherapy keeps off lead frame

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a lead blocking frame for radiotherapy.

Background

The radiology department is an important auxiliary examination department of the hospital, in the modern hospital construction, the radiology department is a department integrating examination, diagnosis and treatment, many diseases of various clinical departments need to be clearly diagnosed and diagnosed through the examination of radiology department equipment, the equipment of the radiology department generally comprises a common X-ray camera, a computer X-ray photography system (CR), a direct mathematical X-ray photography system (DR), a computer X-ray tomography (CT), Magnetic Resonance Imaging (MRI), a digital subtraction angiography system (DSA) and the like, the radiotherapy is to kill tumor cells by using the ionizing radiation of X-rays, electron rays, neutron rays, proton rays, gamma rays emitted by radioactive sources and the like with different energies generated by various accelerators, generally, conventional radiation therapy and modern radiation therapy can be classified according to the equipment and techniques used.

At present, when carrying out radiotherapy for patient clinically, often use the lead to shelter from the protection to patient's danger organ, general lead is installed on the scattering screen before the patient, the thickness and the screen face of lead are perpendicular, to thicker lead, if thickness direction is too big with the incident direction contained angle of ray, will appear very big penumbra district at the regional border of protection, make the regional border of protection can not pinpoint, brought very big work degree of difficulty for medical staff, simultaneously because it is heavier to keep off the lead frame, it is inconvenient to remove.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical problem, provide a radiotherapy keeps off lead frame novel structure, reasonable in design, removal convenience, angularly adjustable.

In order to solve the technical problem, the utility model provides a technical scheme does: a radiotherapy lead blocking frame comprises a bottom plate, wherein a supporting leg is connected below the bottom plate, universal wheels are connected below the supporting leg, a telescopic rod is connected above the bottom plate, a cross rod is hinged on the telescopic rod, a telescopic cylinder is hinged on the telescopic rod, the other end of the telescopic cylinder is connected with the cross rod, one end of the cross rod, which is far away from the telescopic rod, is connected with a fixed block, the fixed block comprises two parallel stop blocks, the left end of each stop block is a plane, the right end of each stop block is a circular arc surface, a circular arc block is connected between the two stop blocks, the circular arc block is uniformly provided with turbine teeth along the circumferential direction, the fixed block is movably connected with an adjusting block, the left end of the adjusting block is a circular arc surface, the right end of the adjusting block is a plane, grooves are symmetrically arranged on the adjusting block and matched with the stop blocks, and cavities are arranged on the adjusting block, the adjusting block is provided with a worm through the cavity in a connected mode, the worm is located in the cavity and provided with worm teeth, the worm teeth are matched with the turbine teeth in use, and the right end of the adjusting block is provided with a lead blocking block in a connected mode.

As the improvement, the universal wheel includes the connecting plate, the connecting plate below is connected and is equipped with the casing, be equipped with the puigging on the shells inner wall, the internal connection of casing is equipped with first dead lever, cup joint on the first dead lever and be equipped with the bearing, cup joint on the bearing and be equipped with the gyro wheel, the connection of the gyro wheel outside is equipped with the wearing layer, casing one end is articulated to be equipped with the brake block, the articulated stay that is equipped with in brake block top.

As an improvement, the telescopic rod comprises a second fixed rod, a movable rod is sleeved in the second fixed rod, and a locking bolt is connected to the second fixed rod.

As an improvement, the stop block is provided with main scale marks, the adjusting block is provided with auxiliary scale marks, and the auxiliary scale marks are matched with the main scale marks for use.

As an improvement, one end of the worm extends out of the adjusting block and is connected with a rotating head, and anti-skid patterns are arranged on the rotating head.

After the structure more than adopting, the utility model has the advantages of it is following: the utility model has novel structure and reasonable design, the universal wheel can be easily arranged to move the radiotherapy lead blocking frame to a proper position, the universal wheel is more easily and labor-saving, the sound insulation layer can reduce noise in the moving process of the universal wheel, the brake plate can be arranged to fix the radiotherapy lead blocking frame after the radiotherapy lead blocking frame is moved to a proper position, the radiotherapy lead blocking frame can not move randomly in the using process and is more stable, the height of the lead blocking block can be adjusted by arranging the telescopic rod, so that the radiotherapy lead blocking frame is suitable for different use requirements, the application range is wider, the fixed block and the adjusting block are matched for use, the worm teeth and the turbine teeth are matched for rotation by twisting the worm, the adjusting block is further rotated on the fixed block for adjusting the shielding angle of the lead blocking block, the structure is simple, the main scale lines and the auxiliary scale lines are matched for use, the angle of the lead blocking block can be accurately adjusted, and the lead blocking block is convenient to use and good in practicability.

Drawings

Fig. 1 is a schematic structural view of a lead blocking frame for radiotherapy of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic view of the internal structure of the universal wheel in the lead blocking frame for radiotherapy.

Fig. 4 is a schematic view of the connection structure of the fixing block and the adjusting block in the lead blocking frame for radiotherapy of the present invention.

Fig. 5 is a schematic structural diagram of an adjusting block in a lead blocking frame for radiotherapy of the present invention.

As shown in the figure: 1. the bottom plate, 2, the supporting leg, 3, the universal wheel, 4, the telescopic link, 5, the horizontal pole, 6, telescopic cylinder, 7, the fixed block, 8, the dog, 9, the circular arc piece, 10, the turbine tooth, 11, the regulating block, 12, the recess, 13, the cavity, 14, the worm, 15, the worm tooth, 16, lead blocking piece, 17, the connecting plate, 18, the casing, 19, the puigging, 20, first dead lever, 21, the bearing, 22, the gyro wheel, 23, the wearing layer, 24, the brake block, 25, the stay, 26, the second dead lever, 27, the movable rod, 28, the locking bolt, 29, main scale mark, 30, supplementary scale mark, 31, the rotating head, 32, the antiskid decorative pattern.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "center", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation configuration and operation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "provided", "mounted", "connected", and the like are to be understood in a broad sense, and for example, they may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached figures 1-5, the radiotherapy lead blocking frame comprises a bottom plate 1, wherein a supporting leg 2 is connected below the bottom plate 1, a universal wheel 3 is connected below the supporting leg 2, a telescopic rod 4 is connected above the bottom plate 1, a cross rod 5 is hinged on the telescopic rod 4, a telescopic cylinder 6 is hinged on the telescopic rod 4, the other end of the telescopic cylinder 6 is connected with the cross rod 5, one end of the cross rod 5, far away from the telescopic rod 4, is connected with a fixed block 7, the fixed block 7 comprises two parallel stop blocks 8, the left end of each stop block 8 is a plane, the right end of each stop block 8 is an arc surface, an arc block 9 is connected between the two stop blocks 8, the arc blocks 9 are uniformly provided with turbine teeth 10 along the circumferential direction, the fixed block 7 is movably connected with an adjusting block 11, the left end of the adjusting block 11 is an arc surface, and the right end of the adjusting block 11 is a plane, the utility model discloses a worm gear adjusting device, including regulating block 11, recess 12, dog 8, cavity 13, worm tooth 15, worm tooth 10, regulating block 11 is last to be equipped with recess 12, recess 12 uses with the cooperation of dog 8 on the symmetry, be equipped with cavity 13 on the regulating block 11, it is equipped with worm 14 to pass cavity 13 connection on the regulating block 11, worm 14 is located and is equipped with worm tooth 15 in the cavity 13, worm tooth 15 uses with the cooperation of turbine tooth 10, regulating block 11 right-hand member is connected and is equipped with lead blocking block 16.

The universal wheel 3 comprises a connecting plate 17, a shell 18 is connected and arranged below the connecting plate 17, a sound insulation layer 19 is arranged on the inner wall of the shell 18, a first fixing rod 20 is connected and arranged in the shell 18, a bearing 21 is sleeved on the first fixing rod 20, a roller 22 is sleeved on the bearing 21, a wear-resistant layer 23 is connected and arranged outside the roller 22, a brake plate 24 is hinged at one end of the shell 18, a locking sheet 25 is hinged above the brake plate 24, the telescopic rod 4 comprises a second fixing rod 26, a movable rod 27 is sleeved in the second fixing rod 26, a locking bolt 28 is connected and arranged on the second fixing rod 26, a main scale mark 29 is arranged on the stop block 8, an auxiliary scale mark 30 is arranged on the adjusting block 11, the auxiliary scale mark 30 is matched with the main scale mark 29 for use, and a rotating head 31 is connected and arranged at one end of the worm 14 and extends out of the adjusting block 11, the rotating head 31 is provided with anti-slip patterns 32.

When the utility model is implemented specifically, the radiotherapy lead blocking frame is pushed to rotate the universal wheel 3, at the same time, the roller 22 rotates, the sound insulation layer 19 can prevent the noise generated by the rotation of the roller 22 from being transmitted out of the shell 18, after the radiotherapy lead blocking frame moves to a designated position, the locking piece 25 is pressed, the universal wheel 3 can be locked by the brake piece 24, so that the radiotherapy lead blocking frame cannot move randomly in the using process and is more stable, the relative position of the movable rod 27 and the second fixed rod 26 is adjusted to ensure that the telescopic rod 4 is at a proper height, the locking bolt 28 is screwed to fix the movable rod 27 in the second fixed rod 26, the angle between the transverse rod 5 and the telescopic rod 4 is adjusted by controlling the elongation of the telescopic cylinder 6, according to the actual use condition, the rotating head 31 is screwed to ensure that the worm teeth 15 rotate in the turbine teeth 10, and then the angle of the lead blocking block 16 is adjusted, the operation is simple and the use is convenient, the practicability is good.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A radiotherapy keeps off lead frame, includes bottom plate (1), its characterized in that: the supporting leg (2) is connected below the bottom plate (1), the universal wheel (3) is connected below the supporting leg (2), the telescopic rod (4) is connected above the bottom plate (1), the cross rod (4) is hinged with the cross rod (5), the telescopic rod (4) is hinged with the telescopic cylinder (6), the other end of the telescopic cylinder (6) is connected with the cross rod (5), the end, far away from the telescopic rod (4), of the cross rod (5) is connected with the fixing block (7), the fixing block (7) comprises two parallel stop blocks (8), the left end of each stop block (8) is a plane, the right end of each stop block (8) is an arc surface, an arc block (9) is connected between the two stop blocks (8), the arc block (9) is uniformly provided with turbine teeth (10) along the circumferential direction, and the fixing block (7) is movably connected with an adjusting block (11), the utility model discloses a lead block, including regulating block (11), dog (8), cavity (13) on regulating block (11), regulation block (11) left end is the arc surface, regulating block (11) right-hand member is the plane, the symmetry is equipped with recess (12) on regulating block (11), recess (12) use with dog (8) cooperation, be equipped with cavity (13) on regulating block (11), it is equipped with worm (14) to pass cavity (13) connection on regulating block (11), worm (14) are located and are equipped with worm tooth (15) in cavity (13), worm tooth (15) are used with turbine tooth (10) cooperation, regulating block (11) right-hand member is connected and is equipped with lead block (16).

2. A radiotherapy stop lead frame according to claim 1, wherein: universal wheel (3) are including connecting plate (17), connecting plate (17) below is connected and is equipped with casing (18), be equipped with puigging (19) on casing (18) inner wall, casing (18) in-connection is equipped with first dead lever (20), cup joint on first dead lever (20) and be equipped with bearing (21), cup joint on bearing (21) and be equipped with gyro wheel (22), gyro wheel (22) outside is connected and is equipped with wearing layer (23), casing (18) one end is articulated to be equipped with brake block (24), brake block (24) top is articulated to be equipped with stay (25).

3. A radiotherapy stop lead frame according to claim 1, wherein: the telescopic rod (4) comprises a second fixing rod (26), a movable rod (27) is arranged in the second fixing rod (26) in an inserting mode, and a locking bolt (28) is connected to the second fixing rod (26).

4. A radiotherapy stop lead frame according to claim 1, wherein: the adjustable scale is characterized in that main scale marks (29) are arranged on the stop block (8), auxiliary scale marks (30) are arranged on the adjusting block (11), and the auxiliary scale marks (30) are matched with the main scale marks (29) for use.

5. A radiotherapy stop lead frame according to claim 1, wherein: one end of the worm (14) extends out of the adjusting block (11) and is connected with a rotating head (31), and anti-skid patterns (32) are arranged on the rotating head (31).