CN113975017B

CN113975017B - Bed is transported in radiotherapy location treatment of gynecologic tumor closely

Info

Publication number: CN113975017B
Application number: CN202111284705.7A
Authority: CN
Inventors: 吴芳; 盛美娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-11-08
Anticipated expiration: 2041-11-01
Also published as: CN113975017A

Abstract

The invention provides a gynecological tumor brachytherapy positioning treatment transfer bed, which comprises a transfer bed body, wherein the transfer bed body comprises: transport mechanism and damper, the transport mechanism bottom is provided with removes the wheel. According to the invention, the damping mechanism is arranged, so that the damage to a patient caused by bumping of the transfer bed due to uneven road surface in the transfer process is prevented, the damping effect is improved by arranging the damping spring I and the damping spring II, the damage to the patient caused by vibration is further reduced, and the technical problems that a large amount of manpower is consumed to operate and transfer the patient when the patient is in operation and bumping is easily caused in the transfer process of the conventional transfer bed are solved.

Description

Gynecological tumor brachytherapy positioning treatment transfer bed

Technical Field

The invention relates to the technical field of medical instruments, in particular to a transfer bed for the brachytherapy positioning treatment of gynecological tumors.

Background

The gynecological tumor brachytherapy comprises radiotherapy of cervical cancer, the cervical cancer is a common gynecological tumor, and afterloading treatment is one of the important methods for treating the cervical cancer at present. The gynecological after-loading treatment is that the applicator without radioactive source is put into vagina and uterine cavity, and in the control room which is well protected and far away from the treatment room, after starting, the applicator is loaded, the radioactive source is delivered to a container for treatment, and when the treatment is finished, the radioactive source is put back to the source storage tank. The patient needs to take the lithotomy position on the gynecological examination bed, the medical personnel put the selected applicator into the treatment position of the patient and fix the applicator, the area to be aligned is aligned through irradiation positioning, the aligned area is displayed on the image processor, and then the afterloading therapeutic apparatus is used for treatment. During this process, the patient must remain immobile and the applicator must be held immobile;

at present traditional transport bed does not set up damper usually, causes jolting easily in the transportation to lead to the patient to receive secondary damage. Therefore, in view of the above current situation, there is an urgent need to develop a transfer bed for positioning treatment of gynecological tumor brachytherapy, so as to overcome the defects in the current practical application.

Disclosure of Invention

The invention provides a transfer bed for positioning treatment of gynecological tumor brachytherapy, which is used for solving the technical problem that a patient is subjected to secondary injury because no damping mechanism is usually arranged on the conventional transfer bed in the background technology and jolts are easily caused in the transfer process.

In order to solve the technical problem, the invention discloses a gynecological tumor brachytherapy positioning treatment transfer bed, which comprises a transfer bed body, wherein the transfer bed body comprises: transport mechanism and damper, the transport mechanism bottom is provided with removes the wheel.

Preferably, the transfer mechanism comprises: the left end and the right end of the bottom plate are symmetrically and fixedly provided with a plurality of sliding rods; the rectangular plates are in one-to-one correspondence with the sliding rods, the rectangular plates are arranged at the left end and the right end of the fixing plate, and the sliding rods are connected to the inner walls of the rectangular plates in a sliding mode.

Preferably, a plurality of limiting rods are arranged at the front end and the rear end of the fixing plate, and a plurality of concave grooves are formed in the fixing plate; the top ends of the first sliding blocks are fixedly mounted on the bed plate, and the first sliding blocks are connected to the concave grooves in a sliding mode.

Preferably, the damper mechanism includes: the shock absorption boxes are fixedly arranged on the fixing plate; one end of each T-shaped block is connected to the inner wall of the damping box in a sliding mode, and the other end of each T-shaped block penetrates through the damping box to be connected with the short rod; the bottom end of the short rod is fixed on the bottom plate.

Preferably, the damper mechanism further includes: one end of the damping spring I is fixed on the inner wall of the damping box, and the other end of the damping spring I is fixed on the T-shaped block; and the damping spring II is sleeved on the T-shaped block between the short rod and the damping box.

Preferably, the top end of the moving wheel is fixed on the base, electric telescopic rods are symmetrically and fixedly installed on the left side and the right side of the top end of the base, and an output shaft of each electric telescopic rod is fixed with the bottom plate; the storage box, the storage box fixed mounting is in the bottom plate bottom.

Preferably, the bed board includes shell and backup pad, just the backup pad includes: a first support plate and a second support plate;

the first support plate is hinged with the second support plate, and the other ends of the first support plate and the second support plate are in contact with the shell;

the bottom ends of the cross beams are fixed on the inner wall of the shell, and the top ends of the cross beams are in contact with the supporting plate;

the fan is fixedly arranged on the inner wall of the bottom end of the shell, and a plurality of first through holes are formed in a second supporting plate at the top end of the fan;

the storage battery is fixedly arranged on the inner wall of the bottom end of the shell;

and the resistance wire is arranged in the second support plate and is electrically connected with the storage battery.

Preferably, an angle adjusting device is further disposed in the housing, and the angle adjusting device includes:

the right side of the first motor is fixedly arranged on the cross beam, and a first belt pulley is fixedly arranged on an output shaft of the first motor;

the bottom end of the first rotating shaft is rotatably connected to the inner wall of the shell, and the first rotating shaft penetrates through the first threaded rod and is fixedly connected with the first gear;

the second belt pulley is fixedly arranged on the first rotating shaft and is connected with the second belt pulley through a belt;

the right side of the first fixing block is fixedly arranged on the cross beam, and a positioning block, a motor II and a fixing box are fixedly arranged on the left side of the first fixing block from top to bottom respectively;

the positioning block is rotationally connected with the threaded rod;

a second gear is fixedly mounted on an output shaft of the second motor, and the second gear is meshed with a third gear fixedly mounted on the outer side of the first threaded rod;

the left side of the fixed box is provided with a second through hole, and the threaded rod penetrates through the fixed box;

the top end of the U-shaped plate is connected to the fixed box in a sliding mode, and a third through hole is formed in the bottom end of the U-shaped plate;

one end of the first connecting rod is hinged to the first threaded rod, and the other end of the first connecting rod is fixedly provided with a solid sphere;

one end of the first reset spring is fixedly arranged on the first connecting rod, and the other end of the first reset spring is fixedly arranged on the first threaded rod;

the adjusting box is fixedly arranged on the left side of the fixing box, an opening corresponding to the second through hole is formed in the right side of the adjusting box, and a sliding groove is formed in the bottom end of the adjusting box;

the rack is connected to the inner wall of the adjusting box in a sliding mode, and a trapezoidal block is fixedly mounted on the right side of the rack;

the control button is arranged on the inner wall of the left side of the fixed box and corresponds to the trapezoidal block;

one end of the connecting rod II is hinged to the U-shaped plate, and the other end of the connecting rod II is hinged to the sliding block II;

the second sliding block is connected in the sliding groove in a sliding mode, and an adjusting gear meshed with the rack is arranged in the second sliding block;

one end of the return spring is fixedly arranged at the bottom end of the adjusting box, and the other end of the return spring is fixedly arranged at the top end of the U-shaped plate;

the top end of the sleeve is hinged with the square block, and the bottom end of the sleeve is in threaded connection with the threaded rod;

the square block is fixedly installed on the first supporting plate.

Preferably, base bottom week side fixed mounting has ground fixing device, ground fixing device includes:

the top end of the box body is fixedly arranged at the bottom end of the base, and the bottom end of the box body is provided with a second opening;

the left side of the fixed rod is fixedly arranged on the inner wall of the box body, and the right side of the fixed rod is rotatably connected with a first driven wheel;

the bottom end of the vertical rod is fixed on the fixed rod, and a T-shaped rod is fixedly installed on the right side of the top end of the vertical rod;

the driving motor is fixedly installed at the bottom end of the T-shaped rod, a driving wheel is fixedly installed on an output shaft of the driving motor, and the driving wheel is meshed with the driven wheel;

the bottom end of the second fixing block penetrates through the second opening to be in contact with the ground, and a mounting strip is further fixedly mounted on the second fixing block;

the front end and the rear end of the rotating shaft II are rotationally connected to the box body, and the middle section of the rotating shaft II is fixedly connected with the fixing block II;

the second driven wheel is fixedly connected with the second rotating shaft and is meshed with the first driven wheel;

and the connecting bracket, one end of the connecting bracket is fixedly installed on the second fixing block, the other end of the connecting bracket is rotatably connected with a roller, and the roller is slidably connected in an arc-shaped groove formed in the inner wall of the box body.

Preferably, an auxiliary fixing device is further disposed in the box body, and the auxiliary fixing device includes:

the second storage battery is fixedly mounted on the inner wall of the box body, an electromagnetic coil is fixedly mounted on the left side of the second storage battery, and an iron core is fixedly mounted at the left end of the electromagnetic coil;

the limiting block is fixedly arranged on the inner wall of the box body;

the left end of the adjusting rod penetrates through the limiting block in a sliding mode to be connected with the top ends of the three connecting rods, and the other end of the adjusting rod is fixedly connected with the concave iron block;

one end of the third return spring is fixedly mounted on the limiting block, and the other end of the third return spring is fixed on the concave iron block;

a third connecting rod, wherein a middle rotating shaft of the third connecting rod is connected to the inner wall of the box body;

the front end and the rear end of the third rotating shaft are rotatably connected to the inner wall of the box body, and a reel is fixedly mounted on the third rotating shaft;

connect the rope, connect rope one end fixed mounting in three bottoms of connecting rod, just connect the rope pass through the reel with mounting bar fixed connection.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic diagram of the transfer bed body mechanism of the invention.

FIG. 2 is a schematic view of the point A structure in FIG. 1 according to the present invention.

Fig. 3 is a schematic perspective view of the present invention.

Fig. 4 is a schematic view of the internal structure of the bed plate of the invention.

FIG. 5 is a schematic view of the internal mechanism of the supporting plate of the present invention.

FIG. 6 is an enlarged view of the point B structure in FIG. 4 according to the present invention.

FIG. 7 is an enlarged view of a portion of FIG. 6 according to the present invention.

FIG. 8 is a view showing the installation position of the ground fixing apparatus according to the present invention.

FIG. 9 is a schematic view of the internal structure of the ground fixing device of the present invention.

In the figure: 1. a transfer bed body; 2. a moving wheel; 3. a base plate; 4. a slide bar; 5. a water storage tank; 6. a fixing plate; 7. a limiting rod; 8. a concave groove; 9. a first sliding block; 10. a bed board; 11. a damper box; 12. a T-shaped block; 13. a short bar; 141. a first damping spring; 142. a second damping spring; 15. a base; 16. an electric telescopic rod; 17. a storage box; 18. a housing; 19. a support plate; 191. a first support plate; 192. a second support plate; 20. a cross beam; 21. a fan; 22. a first through hole; 23. a storage battery; 24. a resistance wire; 25. a first motor; 261. a first belt pulley; 262. a second belt pulley; 27. a first rotating shaft; 28. a first threaded rod; 29. a first gear; 30. a first fixed block; 31. positioning blocks; 32. a second motor; 33. a stationary box; 34. a second gear; 35. a third gear; 36. a U-shaped plate; 37. a second through hole; 38. a third through hole; 39. a first connecting rod; 40. a solid sphere; 411. a first return spring; 412. a second return spring; 413. a third return spring; 42. an adjusting box; 43. a chute; 44. a rack; 45. a trapezoidal block; 46. a control button; 47. a second connecting rod; 48. a second sliding block; 49. a sleeve; 50. a square block; 51. a ground fixing device; 52. a box body; 53. a second opening; 54. fixing the rod; 551. a driven wheel I; 552. a second driven wheel; 56. a vertical rod; 57. a T-shaped rod; 58. a drive motor; 59. a driving wheel; 60. a second fixed block; 61. a second rotating shaft; 62. mounting a bar; 63. connecting a bracket; 64. a roller; 65. an arc-shaped slot; 66. a second storage battery; 67. an electromagnetic coil; 68. an iron core; 69. a limiting block; 70. adjusting a rod; 71. a concave iron block; 72. a third connecting rod; 73. connecting ropes; 74. a third rotating shaft; 75. a reel.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not be within the protection scope of the present invention.

Example 1

The embodiment of the invention provides a gynecological tumor brachytherapy positioning treatment transfer bed, which comprises a transfer bed body 1 as shown in figures 1-3, wherein the transfer bed body 1 comprises: transport mechanism and damper, the transport mechanism bottom is provided with removes wheel 2.

Optionally, the transfer mechanism comprises: the device comprises a bottom plate 3, wherein a plurality of sliding rods 4 are symmetrically and fixedly arranged at the left end and the right end of the bottom plate 3; a plurality of rectangular plates 5 with a plurality of slide bars 4 one-to-one, rectangular plates 5 set up both ends about fixed plate 6, just slide bar 4 sliding connection is on 5 inner walls of rectangular plate.

Optionally, the damping mechanism includes: the shock absorption boxes 11 are fixedly arranged on the fixing plate 6; one end of each T-shaped block 12 is connected to the inner wall of the damping box 11 in a sliding mode, and the other end of each T-shaped block 12 penetrates through the damping box 11 to be connected with a short rod 13; the bottom end of the short rod 13 is fixed on the bottom plate 3.

Optionally, the damping mechanism further comprises: one end of the first damping spring 141 is fixed on the inner wall of the damping box 11, and the other end of the first damping spring 141 is fixed on the T-shaped block 12; and the second damping spring 142, wherein the second damping spring 142 is sleeved on the T-shaped block 12 between the short rod 13 and the damping box 11.

The near-distance radiotherapy of gynecological tumors (for example, a radioactive source applicator without a radioactive source is put into a vagina and a uterine cavity, is installed in a control room which is well protected and far away from a treatment room after being started, and the radioactive source is sent to a container for treatment, and is put back to a source storage tank when the treatment is finished) is one of the important methods for treating cervical cancer at present. The patient must keep the position unmovable in treatment process, and must keep executing the source ware motionless, consequently for the transportation of convenient patient, has designed the transportation bed of transporting to the patient, unusual convenient and practical has not only reduced staff's intensity of labour, further prevents moreover that the patient from causing secondary damage in the transportation.

The working principle and the beneficial effects of the technical scheme are as follows: when the transfer bed needs to be moved and the road surface is uneven, the T-shaped block 12 slides up and down on the inner wall of the damping box 11 and presses the first damping spring 141, the second damping spring 142 is compressed, and the sliding rod 4 further slides in the rectangular plate 5, so that the transfer bed is damped;

through setting up damper, prevent at the transportation in-process, because the road surface is uneven, the transportation bed that makes produces jolt and produces harm to the patient, through setting up installation damping spring 141 and damping spring two 142, the shock attenuation effect of messenger obtains improving, further reduces the harm that vibrations produced to the patient, has solved current transportation bed when the operation patient, causes the technical problem who jolts easily in the transportation.

Example 2

On the basis of embodiment 1, a plurality of limiting rods 7 are arranged at the front end and the rear end of the fixing plate 6, and a plurality of concave grooves 8 are arranged on the fixing plate 6; the top ends of the first sliding blocks 9 are fixedly mounted on the bed plate 10, and the first sliding blocks 9 are connected to the concave grooves 8 in a sliding mode.

The working principle and the beneficial effects of the technical scheme are as follows: when medical personnel need shift to another transfer bed to the patient, medical personnel at first with the spacing groove that spacing rod 7 and another transfer bed that transfer bed corresponded of patient place are connected, then with the bed board 10 of the transfer bed at patient place through slider 9 with another transfer bed on the concave groove 8 dock, then medical personnel are through promoting bed board 10 transports another transfer bed with the patient to the realization is to patient's transportation, unusual convenient and practical, has reduced the secondary injury to the patient simultaneously.

Example 3

On the basis of the embodiment 1-2, as shown in fig. 4-5, the top end of the moving wheel 2 is fixed on a base 15, electric telescopic rods 16 are symmetrically and fixedly installed on the left side and the right side of the top end of the base 15, and the output shafts of the electric telescopic rods 16 are fixed with the bottom plate 3; and the storage box 17 is fixedly arranged at the bottom end of the bottom plate 3.

Optionally, the bed board 10 includes a housing 18 and a support plate 19, and the support plate 19 includes: a support plate one 191 and a support plate two 192;

the first supporting plate 191 and the second supporting plate 192 are hinged, and the other ends of the first supporting plate 191 and the second supporting plate 192 are in contact with the shell 18;

the bottom ends of the cross beams 20 are fixed on the inner wall of the shell 18, and the top ends of the cross beams 20 are in contact with the supporting plate 19;

the fan 21 is fixedly arranged on the inner wall of the bottom end of the shell 18, and a supporting plate II 192 at the top end of the fan 21 is provided with a plurality of through holes I22;

the storage battery 23 is fixedly arranged on the inner wall of the bottom end of the shell 18;

and the resistance wire 24 is arranged in the second support plate 192, and the resistance wire 24 is electrically connected with the storage battery 23.

The working principle and the beneficial effects of the technical scheme are as follows: when a patient cannot move in hot weather in summer, sweat is often generated, bed sheets, bedding and the like become wet due to excessive sweat, the number of bacteria is easily increased, and the fan 21 is arranged, so that cooling air can be used for cooling the bed sheets, the bedding and the like through the first through hole 22, and the requirements of the patient are further met; in cold weather in winter, when a patient feels cold, the storage battery 23 can be controlled, and the storage battery 23 starts to heat the resistance wire 24, so that heat generated by the resistance wire 24 is transferred to bed sheets and bedclothes; through the arrangement of the moving wheels 2, the transfer bed is convenient for workers to move; the height of the transfer bed in the vertical direction can be adjusted by arranging the electric telescopic rod 16; through setting up storage tank 17, the staff can deposit patient's case, diagnostic book, article such as use medicine in addition, and unusual convenient and practical further satisfies user's operation requirement.

Example 4

On the basis of any one of embodiments 1 to 3, as shown in fig. 6 to 7, an angle adjusting device is further disposed in the housing 18, and the angle adjusting device includes:

the right side of the motor I25 is fixedly arranged on the cross beam 20, and a belt pulley I261 is fixedly arranged on an output shaft of the motor I25;

the bottom end of the first rotating shaft 27 is rotatably connected to the inner wall of the shell 18, and the first rotating shaft 27 penetrates through a first threaded rod 28 to be fixedly connected with a first gear 29;

the second belt pulley 262 is fixedly arranged on the first rotating shaft 27, and the first belt pulley 261 is in belt connection with the second belt pulley 262;

the right side of the first fixing block 30 is fixedly arranged on the cross beam 20, and the left side of the first fixing block 30 is fixedly provided with a positioning block 31, a motor II 32 and a fixing box 33 from top to bottom;

the positioning block 31 is in threaded connection with the first threaded rod 28;

a second gear 34 is fixedly mounted on an output shaft of the second motor 32, and the second gear 34 is meshed with a third gear 35 fixedly mounted on the outer side of the first threaded rod 28;

a second through hole 37 is formed in the left side of the fixed box 33, and the first threaded rod 28 penetrates through the fixed box 33;

the top end of the U-shaped plate 36 is connected to the fixed box 33 in a sliding mode, and the bottom end of the U-shaped plate 36 is provided with a third through hole 38;

one end of the first connecting rod 39 is hinged to the first threaded rod 28, and the other end of the first connecting rod 39 is fixedly provided with a solid sphere 40;

one end of the first return spring 411 is fixedly mounted on the first connecting rod 39, and the other end of the first return spring 411 is fixedly mounted on the first threaded rod 28;

the adjusting box 42 is fixedly installed on the left side of the fixing box 33, an opening corresponding to the second through hole 37 is formed in the right side of the adjusting box 42, and a sliding groove 43 is formed in the bottom end of the adjusting box 42;

a rack 44, wherein the rack 44 is slidably connected to the inner wall of the adjusting box 42, and a trapezoidal block 45 is fixedly mounted on the right side of the rack 44 (optionally, an electric telescopic rod ii for driving the U-shaped plate 36 to move up and down is arranged on the fixing box 33, and if the electric telescopic rod is arranged at the lower part of the fixing box 33, the electric telescopic rod ii is in contact with the U-shaped plate 36);

a control button 46, wherein the control button 46 is arranged on the inner wall of the left side of the fixed box 33, and the control button 46 corresponds to the trapezoidal blocks 45 (the control button 46 is used for controlling the rotation of the first motor 25 and the second motor 32);

one end of the second connecting rod 47 is hinged to the U-shaped plate 36, and the other end of the second connecting rod 47 is hinged to a second sliding block 48;

the second sliding block 48 is connected in the sliding groove 43 in a sliding manner, and an adjusting gear meshed with the rack 44 is arranged in the second sliding block 48;

one end of the first return spring 412 is fixedly installed at the bottom end of the adjusting box 42, and the other end of the first return spring 412 is fixedly installed at the top end of the U-shaped plate 36;

the top end of the sleeve 49 is hinged to the square block 50, and the bottom end of the sleeve 49 is in threaded connection with the first threaded rod 28 (specifically, the sleeve 49 can be connected with the first threaded rod 28 through a lead screw nut, a lead screw nut mounting hole is formed in the sleeve 49, and the lead screw nut is connected with the first threaded rod 28);

a square block 50, wherein the square block 50 is fixedly arranged on the first support plate 191.

The working principle of the technical scheme is as follows: when the patient needs to adjust the sleeping posture, the second motor 32 is started, the second motor 32 rotates to drive the second gear 34 to rotate, the second gear 34 rotates to drive the third gear 35 fixed on the first threaded rod 28 to rotate, the third gear 35 rotates to drive the first threaded rod 28 to rotate, so that the sleeve 49 in threaded connection with the first threaded rod 28 moves upwards, and the first support plate 191 hinged with the second support plate 192 is further driven to move upwards, so that the sleeping posture is adjusted;

when the weight of the patient is too heavy and the second motor 32 cannot meet the use requirement, the first motor 25 is started to drive the first belt pulley 261 to rotate, the first belt pulley 261 drives the second belt pulley 262 to rotate through a belt, and the first gear 29 is further driven to rotate, so that the first threaded rod 28 is rotated;

when the first threaded rod 28 reaches the maximum rotating speed or the first support plate 191 reaches the maximum height, the solid sphere 40 drives the first connecting rod 39 to move upwards under the action of centrifugal force, so that the U-shaped plate 36 moves upwards, the second return spring 412 is compressed, the U-shaped plate 36 moves upwards, the second connecting rod 47 is driven to move, the second slider 48 is further driven to slide leftwards, the second slider 48 drives the adjusting gear arranged in the slider 48 to rotate clockwise, the rack 44 moves rightwards, the trapezoidal block 45 moves from the second through hole 37 to the fixed box 33, and the control button 46 is pressed, so that the first motor 25 and the second motor 32 stop rotating, and the angle of the first support plate 191 is adjusted (when the centrifugal force of the solid sphere 40 is not enough to drive the U-shaped plate 36 to move upwards, the second electric telescopic rod starts).

The beneficial effects of the above technical scheme are: by arranging the angle adjusting device, a user can conveniently adjust the up-down position of the first supporting plate 191, so that the sleeping posture of the patient can be adjusted; the adjustment of patients with different weights to the supporting plate one 191 is met by arranging the motor one 25 and the motor two 32, when the weight of the patient is light, the use requirements of the patient can be met only by the motor two 32, when the weight of the patient is heavy, the motor one 25 and the motor two 32 are enabled to rotate simultaneously by starting the motor one 25, so that the supporting plate one 191 moves upwards, the sleeping posture is adjusted, and in the normal use process, if one of the motors fails, the other motor can still be used, so that the novel sleeping pillow is very convenient and practical; by arranging the adjusting box 42, when the threaded rod I28 reaches the maximum rotating speed or the supporting plate I191 reaches the maximum height, the control button 46 is pressed through the arrangement of the trapezoidal block 45, the motor I25 and the motor II 32 are controlled to stop running, and the motor I25 and the motor II 32 are prevented from being overloaded; through setting up electric telescopic handle two, be favorable to solid spheroid 40 still can control under the not enough condition of centrifugal force the trapezoidal piece 45 is to pressing down of control button 46 to further prevent motor 25 and motor two 32 transship and damage the device, unusual convenient and practical has improved the device's variety and security.

Example 5

On the basis of any one of embodiments 1 to 4, as shown in fig. 8 to 9, a ground fixing device 51 is fixedly installed on the bottom end peripheral side of the base 15, and the ground fixing device 51 includes:

the top end of the box body 52 is fixedly arranged at the bottom end of the base 15, and the bottom end of the box body 52 is provided with a second opening 53;

the left side of the fixed rod 54 is fixedly arranged on the inner wall of the box body 52, and the right side of the fixed rod 54 is rotatably connected with a driven wheel I551;

the bottom end of the vertical rod 56 is fixed on the fixing rod 54, and a T-shaped rod 57 is fixedly mounted on the right side of the top end of the vertical rod 56;

the driving motor 58 is fixedly arranged at the bottom end of the T-shaped rod 57, the output shaft of the driving motor 58 is fixedly provided with a driving wheel 59, and the driving wheel 59 is meshed with the driven wheel I551;

the bottom end of the second fixed block 60 penetrates through the second opening 53 to be in contact with the ground, and a mounting strip 62 is further fixedly mounted on the second fixed block 60;

the front end and the rear end of the second rotating shaft 61 are rotatably connected to the box body 52, and the middle section of the second rotating shaft 61 is fixedly connected with the second fixing block 60;

the second driven wheel 552 is fixedly connected with the second rotating shaft 61, and the second driven wheel 552 is in meshed connection with the first driven wheel 551;

and one end of the connecting bracket 63 is fixedly mounted on the second fixed block 60, the other end of the connecting bracket 63 is rotatably connected with a roller 64, and the roller 64 is slidably connected in an arc-shaped groove 65 formed in the inner wall of the box body 52.

Optionally, an auxiliary fixing device is further disposed in the box 52, and the auxiliary fixing device includes:

the battery 66 is fixedly arranged on the inner wall of the box body 52, an electromagnetic coil 67 is fixedly arranged on the left side of the battery 66, and an iron core 68 is fixedly arranged on the left side of the electromagnetic coil 67;

the limiting block 69 is fixedly arranged on the inner wall of the box body 52;

the left end of the adjusting rod 70 penetrates through the limiting block 69 in a sliding mode to be connected with the top end of the third connecting rod 72, and the other end of the adjusting rod 70 is fixedly connected with the concave iron block 71;

one end of the third return spring 413 is fixedly mounted on the limit block 69, and the other end of the third return spring 413 is fixed on the concave iron block 71;

a third connecting rod 72, wherein the middle rotating shaft of the third connecting rod 72 is connected to the inner wall of the box body 52;

a third rotating shaft 74, wherein the front end and the rear end of the third rotating shaft 74 are rotatably connected to the inner wall of the box body 52, and a reel 75 is fixedly arranged on the third rotating shaft 74;

and one end of the connecting rope 73 is fixedly installed at the bottom end of the connecting rod III 72, and the connecting rope 73 is fixedly connected with the mounting bar 62 through a reel 75.

The working principle of the technical scheme is as follows: when a medical worker needs to fix the transfer bed, firstly, by starting a driving motor 58, the driving motor 58 drives the driving wheel 59 to rotate, the driving wheel 59 rotates to drive the first driven wheel 551 and the second driven wheel 552 to rotate, and the second driven wheel 552 rotates to drive the second fixed block 60 to rotate, so that the second fixed block 60 rotates and is fixed in contact with a place through the second opening 53; when medical personnel need to recover the second fixing block 60, the second fixing block 60 is recovered by rotating the driving motor 58 anticlockwise, and meanwhile, the roller 64 moves upwards in the arc-shaped groove 65;

when the driving motor 58 is damaged or cannot operate, medical staff can start the second storage battery 66, the second storage battery 66 energizes the electromagnetic coil 67, the electromagnetic coil 67 is energized to enable the iron core 68 to be energized and have magnetism, the adjusting rod 70 is driven to move rightwards under the action of the magnetism, so that the third return spring 413 is stretched, the concave iron block 71 is further contacted with the iron core 68, the adjusting rod 70 moves rightwards to enable the third connecting rod 72 to rotate along with the rightward, the bottom end of the third connecting rod 72 drives the connecting rope 73 to move leftwards, the mounting bar 62 is driven to move upwards, the second fixing block 60 is further recovered upwards, and when the fixing needs to be carried out again, the second storage battery 66 is only required to be closed, the adjusting rod 70 releases the connecting rope 73 under the resetting action of the third return spring 413, and the fixing block 60 is fixed.

The beneficial effects of the above technical scheme are: the ground fixing device 51 is arranged, so that medical workers can fix the transfer bed, the transfer bed is prevented from sliding under the action of the moving wheels 2, and secondary damage to a patient is further reduced; by arranging a plurality of groups of driven wheels, the gear transmission distance is increased, so that the fixing process of the second fixing block 60 to the ground is smoother, the fixing is prevented from being performed too fast, the vibration of the transfer bed is increased, and the fixing device 51 is further protected; through setting up auxiliary fixture, be favorable to medical personnel to be in the unable use of driving motor 58, still can be right the rotation bed is fixed, and unusual convenient and practical is through setting up reset spring 413, is favorable to being right under the condition that does not need motor drive two fixed blocks 60 reset, have reduced the loss of electric energy, further satisfy user's operation requirement, increase this variety of transporting the bed.

Example 6

On the basis of any one of embodiments 1-5, the brachytherapy positioning treatment transfer bed for gynecological tumors further comprises a humidifier, wherein the humidifier is fixedly installed on the rectangular plate 5 and comprises: the device comprises a water storage tank, an atomizer and an atomizing nozzle, wherein the atomizer is arranged in the water storage tank, and the atomizing nozzle is connected with a mist outlet of the atomizer;

a gynaecology's tumour brachytherapy location treatment transport bed, still include:

the pressure sensor is arranged in the humidifier and is used for detecting the pressure inside the atomizer atomizing nozzle (specifically, the atomizer atomizing nozzle can be close to the mist outlet of the atomizer atomizing nozzle);

the density sensor is arranged in the water storage tank and used for detecting the density of liquid in the water storage tank;

the temperature sensor is arranged in the mist outlet of the atomizer and used for detecting the temperature of mist at the position of the temperature sensor;

the flow velocity sensor is used for detecting the flow velocity of gas at the mist outlet of the atomizer;

controller, alarm, the controller is connected with pressure sensor, density sensor, temperature sensor, flow rate sensor, alarm electricity, the controller is based on pressure sensor, density sensor, temperature sensor, flow rate sensor control alarm work, including following step:

step 1: according to a formula (1), detection values of a pressure sensor and a density sensor, calculating a flow coefficient K of the atomizing gas of the atomizer:

wherein K is the flow coefficient of the atomizing gas of the atomizer, Q is the theoretical atomizing liquid amount (kg/s) of the atomizer, P ₀ Is standard atmospheric pressure, R is the radius of the atomizer, P ₁ For the value detected by the pressure sensor, p ₀ Is the density of air, p ₁ Lambda is the adiabatic index of the atomizing gas, pi is 3.14, wherein

And

the average air pressure, the liquid density and the air density inside the atomizing nozzle of the atomizer are represented, and the finally calculated flow coefficient error of the atomizing gas is reduced by calculating the average value, so that the calculation result is more accurate and reliable; for example: taking Q as 0.478kg/s, R as 0.05m, lambda as 1.3, and P ₁ Is 1.5X 10 ⁵ Pa, taking P ₀ Is 1.01325X 10 ⁵ Pa, taking rho ₀ Is 1kg/m ³ Taking rho ₁ Is 0.97kg/m ³ The flow coefficient of the atomizing gas of the atomizer is about 0.02 through calculation;

step 2: calculating the theoretical flow velocity V of the gas at the mist outlet of the atomizer according to a formula (2) and the detection value of a temperature sensor, comparing the theoretical flow velocity V of the gas at the mist outlet of the atomizer with the detection value of the flow velocity sensor by using the controller, and controlling an alarm to give an alarm when the detection value of the flow velocity sensor exceeds the preset range of the theoretical flow velocity;

wherein V is the theoretical flow velocity of the gas at the mist outlet of the atomizer, T ₀ The temperature before atomization of the liquid (the temperature of the liquid at normal room temperature), T ₁ Is detected by a temperature sensor, wherein

Representing conditional factors affecting the velocity of the aerosolized liquid, by taking these factors into account, thereby further improving the accuracy of the calculated results, wherein

The ratio of the total value of the gas temperature variation and the real-time temperature inside the atomizer detected by the temperature sensor is represented, for example: get T ₀ 294K, take T ₁ At 318K, the theoretical flow velocity V of the gas at the mist outlet of the atomizer is calculated to be about 0.62m/s.

The beneficial effects of the above technical scheme are:

firstly, calculating a flow coefficient of atomizing gas of the atomizer according to a formula (1) and detection values of a pressure sensor and a density sensor, and comprehensively considering theoretical atomizing liquid amount, standard atmospheric pressure, radius of an atomizing nozzle, the detection value of the pressure sensor, air density and adiabatic index of atomizing gas (density after water is atomized by the atomizer), so that a calculation result is more accurate and reliable;

and then according to a formula (2), detection values of a temperature sensor and a flow velocity sensor, comprehensively considering factors such as the temperature (the temperature of the liquid at normal room temperature) before the liquid is atomized, the flow coefficient of the atomized gas of the atomizer and the like, and calculating the theoretical flow velocity of the gas at the mist outlet of the atomizer, so that the calculation result is more accurate and reliable.

The controller controls pressure sensor, density sensor, temperature sensor and velocity of flow sensor work, works as when the gaseous theoretical velocity of flow of play fog mouth department of atomizer is less than the default, controller control alarm is reported to the police to remind the user in time to inspect whether the humidifier breaks down, perhaps the inspection water in the inside cistern of humidifier is not enough, thereby has satisfied the user and has transported the demand of bed to this gynecological tumor brachytherapy location treatment.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a bed is transported in radiotherapy location treatment of gynaecology's tumour brachytherapy, includes transports bed body (1), its characterized in that, transport bed body (1) and include: the bottom end of the transfer mechanism is provided with a moving wheel (2);

the transfer mechanism includes: the device comprises a bottom plate (3), wherein a plurality of sliding rods (4) are symmetrically and fixedly arranged at the left end and the right end of the bottom plate (3); the rectangular plates (5) correspond to the sliding rods (4) one by one, the rectangular plates (5) are arranged at the left end and the right end of the fixing plate (6), and the sliding rods (4) are connected to the inner wall of the rectangular plates (5) in a sliding manner;

a plurality of limiting rods (7) are arranged at the front end and the rear end of the fixing plate (6), the limiting rods (7) are connected with limiting grooves corresponding to another transfer bed, and a plurality of concave grooves (8) are formed in the fixing plate (6); the top ends of the first sliding blocks (9) are fixedly arranged on the bed plate (10), and the first sliding blocks (9) are connected to the concave grooves (8) in a sliding mode;

the bed board (10) includes shell (18) and backup pad (19), and backup pad (19) includes: a first support plate (191) and a second support plate (192);

the first support plate (191) and the second support plate (192) are hinged, and the other ends of the first support plate (191) and the second support plate (192) are in contact with the shell (18);

the bottom ends of the cross beams (20) are fixed on the inner wall of the shell (18), and the top ends of the cross beams (20) are in contact with the supporting plate (19);

the fan (21) is fixedly arranged on the inner wall of the bottom end of the shell (18), and a second supporting plate (192) at the top end of the fan (21) is provided with a plurality of first through holes (22);

the storage battery (23), the storage battery (23) is fixedly arranged on the inner wall of the bottom end of the shell (18);

the resistance wire (24) is arranged in the second support plate (192), and the resistance wire (24) is electrically connected with the storage battery (23);

still be provided with angle adjusting device in shell (18), angle adjusting device includes:

the right side of the first motor (25) is fixedly installed on the cross beam (20), and a first belt pulley (261) is fixedly installed on an output shaft of the first motor (25);

the bottom end of the first rotating shaft (27) is rotatably connected to the inner wall of the shell (18), and the first rotating shaft (27) penetrates through the first threaded rod (28) to be fixedly connected with the first gear (29);

the second belt pulley (262), the second belt pulley (262) is fixedly installed on the first rotating shaft (27), and the first belt pulley (261) is in belt connection with the second belt pulley (262);

the right side of the first fixing block (30) is fixedly arranged on the cross beam (20), and a positioning block (31), a second motor (32) and a fixing box (33) are fixedly arranged on the left side of the first fixing block (30) from top to bottom respectively;

the positioning block (31), the positioning block (31) is rotatably connected with the first threaded rod (28);

a second gear (34) is fixedly mounted on an output shaft of the second motor (32), and the second gear (34) is meshed and connected with a third gear (35) fixedly mounted on the outer side of the first threaded rod (28);

a second through hole (37) is formed in the left side of the fixed box (33), and the first threaded rod (28) penetrates through the fixed box (33);

the top end of the U-shaped plate (36) is connected to the fixed box (33) in a sliding mode, and a third through hole (38) is formed in the bottom end of the U-shaped plate (36);

one end of the first connecting rod (39) is hinged to the first threaded rod (28), the other end of the first connecting rod (39) is fixedly provided with a solid sphere (40), and when the first threaded rod (28) reaches the maximum rotating speed or the first support plate (191) reaches the maximum height, the solid sphere (40) can drive the first connecting rod (39) to move upwards under the action of centrifugal force;

one end of the first return spring (411) is fixedly installed on the first connecting rod (39), and the other end of the first return spring (411) is fixedly installed on the first threaded rod (28);

the adjusting box (42) is fixedly installed on the left side of the fixing box (33), an opening corresponding to the second through hole (37) is formed in the right side of the adjusting box (42), and a sliding groove (43) is formed in the bottom end of the adjusting box (42);

the rack (44) is connected to the inner wall of the adjusting box (42) in a sliding mode, and a trapezoidal block (45) is fixedly mounted on the right side of the rack (44);

the control button (46), the control button (46) is arranged on the inner wall of the left side of the fixed box (33), the control button (46) corresponds to the trapezoidal block (45), and the control button (46) is electrically connected with the first motor (25) and the second motor (32);

one end of the second connecting rod (47) is hinged to the U-shaped plate (36), and the other end of the second connecting rod (47) is hinged to the second sliding block (48);

the second sliding block (48) is connected in the sliding groove (43) in a sliding mode, and an adjusting gear meshed with the rack (44) is arranged in the second sliding block (48);

one end of the first return spring (412) is fixedly installed at the bottom end of the adjusting box (42), and the other end of the first return spring (412) is fixedly installed at the top end of the U-shaped plate (36);

the top end of the sleeve (49) is hinged with the square block (50), and the bottom end of the sleeve (49) is in threaded connection with the first threaded rod (28);

a square block (50), wherein the square block (50) is fixedly arranged on the first support plate (191).

2. The brachytherapy positioning treatment transfer bed for gynecological tumors according to claim 1, wherein the shock absorption mechanism comprises: the shock absorption boxes (11) are fixedly arranged on the fixing plate (6); one end of each T-shaped block (12) is connected to the inner wall of the shock absorption box (11) in a sliding mode, and the other end of each T-shaped block (12) penetrates through the shock absorption box (11) and is connected with a short rod (13); the bottom end of the short rod (13) is fixed on the bottom plate (3).

3. The brachytherapy positioning treatment transfer bed for gynecological tumors according to claim 2, wherein the shock absorption mechanism further comprises: one end of the first damping spring (141) is fixed on the inner wall of the damping box (11), and the other end of the first damping spring (141) is fixed on the T-shaped block (12); and the second damping spring (142) is sleeved on the T-shaped block (12) between the short rod (13) and the damping box (11).

4. The gynecological tumor brachytherapy positioning and treatment transfer bed according to claim 1, wherein the top end of the moving wheel (2) is fixed on a base (15), electric telescopic rods (16) are symmetrically and fixedly installed on the left side and the right side of the top end of the base (15), and an output shaft of each electric telescopic rod (16) is fixed with the bottom plate (3); the storage box (17), storage box (17) fixed mounting be in bottom plate (3) bottom.

5. The brachytherapy localization treatment transfer bed for gynecological tumors according to claim 4, wherein a ground fixing device (51) is fixedly installed on the bottom end periphery of the base (15), and the ground fixing device (51) comprises:

the top end of the box body (52) is fixedly arranged at the bottom end of the base (15), and a second opening (53) is formed in the bottom end of the box body (52);

the left side of the fixing rod (54) is fixedly arranged on the inner wall of the box body (52), and the right side of the fixing rod (54) is rotatably connected with a driven wheel I (551);

the bottom end of the vertical rod (56) is fixed on the fixing rod (54), and a T-shaped rod (57) is fixedly mounted on the right side of the top end of the vertical rod (56);

the driving motor (58) is fixedly installed at the bottom end of the T-shaped rod (57), a driving wheel (59) is fixedly installed on an output shaft of the driving motor (58), and the driving wheel (59) is meshed with the driven wheel I (551);

the bottom end of the second fixed block (60) penetrates through the second opening (53) to be in contact with the ground, a mounting bar (62) is further fixedly mounted on the second fixed block (60), and the second fixed block (60) can be driven to move by the mounting bar (62);

the front end and the rear end of the second rotating shaft (61) are rotatably connected to the box body (52), and the middle section of the second rotating shaft (61) is fixedly connected with the second fixing block (60);

a second driven wheel (552), wherein the second driven wheel (552) is fixedly connected with the second rotating shaft (61), and the second driven wheel (552) is in meshed connection with the first driven wheel (551);

connecting bracket (63), connecting bracket (63) one end fixed mounting be in on fixed block two (60), connecting bracket (63) other end rotates and is connected with gyro wheel (64), just gyro wheel (64) sliding connection is in setting up in arc wall (65) on box (52) inner wall.

6. The gynecological tumor brachytherapy positioning and transferring bed of claim 5, wherein an auxiliary fixing device is further disposed in the box body (52), and the auxiliary fixing device comprises:

the second storage battery (66) is fixedly installed on the inner wall of the box body (52), an electromagnetic coil (67) is fixedly installed on the left side of the second storage battery (66), and an iron core (68) is fixedly installed on the left side of the electromagnetic coil (67);

the limiting block (69), the limiting block (69) is fixedly arranged on the inner wall of the box body (52);

the left end of the adjusting rod (70) penetrates through the limiting block (69) in a sliding mode to be connected with the top end of the connecting rod III (72), and the other end of the adjusting rod (70) is fixedly connected with the concave iron block (71);

one end of the third return spring (413) is fixedly mounted on the limiting block (69), and the other end of the third return spring (413) is fixed on the concave iron block (71);

the middle rotating shaft of the third connecting rod (72) is connected to the inner wall of the box body (52);

the front end and the rear end of the rotating shaft III (74) are rotatably connected to the inner wall of the box body (52), and a reel (75) is fixedly mounted on the rotating shaft III (74);

and one end of the connecting rope (73) is fixedly installed at the bottom end of the connecting rod III (72), and the connecting rope (73) is fixedly connected with the mounting bar (62) through a reel (75).