Disclosure of Invention
Based on this, it is necessary to provide a wheel securing mechanism for a tumor therapeutic apparatus to improve the stability of the tumor therapeutic apparatus.
The utility model provides a tumour therapeutic instrument wheel stabilizing mean, is in including backup pad subassembly, casing subassembly and setting two rear wheels of backup pad subassembly bottom, backup pad subassembly encloses into the space of placing that is used for placing tumour therapeutic instrument inside components and parts, and two rear wheels are located respectively the left and right sides of backup pad subassembly, the casing subassembly encloses to establish outside the backup pad subassembly, on the casing subassembly with the outside extension of the part that the rear wheel corresponds forms the disc arch, the bellied medial surface of disc is equipped with the fender piece, the fender piece is followed the bellied outer fringe setting of disc, the fender piece butt is in the disc arch with between the backup pad subassembly, form and be used for laying the installation space of rear wheel.
The above-mentioned scheme provides a tumour therapeutic instrument wheel stabilizing mean, through set up the disc arch on the casing subassembly, and the bellied medial surface of disc sets up the fender piece form the installation space of rear wheel between disc arch, fender piece and the backup pad subassembly, inject the rear wheel in the installation space to avoid taking place the skew at the in-process rear wheel that uses, improve holistic stability. And based on the rear wheel is protected in the installation space, the situation that the stability of the rear wheel is influenced due to collision between external foreign matters and the rear wheel is effectively avoided.
In one embodiment, the housing assembly includes a left shell, a right shell and a back plate, the back wheel located at the left side of the support plate assembly is a left back wheel, the back wheel located at the right side of the support plate assembly is a right back wheel, the left shell cover is arranged at the left side surface of the support plate assembly, the right shell cover is arranged at the right side surface of the support plate assembly, the back plate cover is arranged at the back surface of the support plate assembly, the part corresponding to the left back wheel on the left shell protrudes leftwards to cover the left side of the left back wheel, the part corresponding to the right back wheel on the right shell protrudes rightwards to cover the right side of the right back wheel, and the part corresponding to the back wheel on the back plate protrudes backwards to cover the back of the back wheel.
In one embodiment, the part of the left shell covered outside the left rear wheel is a left disc bulge, the center of the left disc bulge is located above the left rear wheel, the lower edge of the left disc bulge is located above the lower edge of the left rear wheel, the part of the baffle corresponding to the left rear wheel is a left arc baffle, the left arc baffle is circumferentially arranged along the outer edge of the left disc bulge, and the left arc baffle is abutted between the left shell and the left side surface of the support plate assembly.
In one embodiment, the left disc protrusion comprises a left disc body and a left extension part, the left extension part is inwards bent and wrapped outside the left rear wheel along the edge of the left disc body and spliced with the back plate, the left arc baffle is located in front of and above the left rear wheel, a left yielding gap is formed in the part, located below the left rear wheel, of the left extension part, and the left rear wheel protrudes out of the left disc protrusion through the left yielding gap.
In one embodiment, the left extension portion is circumferentially divided into a fixing portion and an adjusting portion, the adjusting portion is movably connected with the fixing portion, the adjusting portion forms the left yielding gap, the adjusting portion can circumferentially move relative to the fixing portion, and the size of the left yielding gap is adjusted.
In one embodiment, the inner side surface of the left disc bulge is provided with reinforcing ribs, and the reinforcing ribs are divergently extended from the center of the left disc bulge to the periphery to form a rice-shaped structure.
In one embodiment, the inner side of the back plate is provided with a left baffle and a right baffle, the left baffle is located on the inner side of the left rear wheel, the right baffle is located on the inner side of the right rear wheel, and the left baffle and the right baffle are all abutted between the back plate and the back surface of the support plate assembly.
In one embodiment, the bottom end of the support plate assembly is provided with two front wheels, the diameter of which is smaller than the diameter of the rear wheels.
In one embodiment, the front wheel comprises a wheel body and a supporting rod supported between the wheel body and the supporting plate assembly, the supporting rod is inserted into the wheel body, the wheel body is rotationally connected with the supporting rod, and the wheel body can rotate relative to the supporting rod by taking the supporting rod as a central shaft.
A tumor therapeutic apparatus comprises the wheel stabilizing mechanism of the tumor therapeutic apparatus.
The above-mentioned scheme provides a tumour therapeutic instrument, mainly through setting up tumour therapeutic instrument wheel stabilizing mean in the aforesaid arbitrary embodiment for the rear wheel is restricted in the installation space, avoids the rear wheel to take place too big skew, improves the stability of rear wheel operation, thereby improves tumour therapeutic instrument holistic stability.
Drawings
Fig. 1 is a schematic structural diagram of a tumor therapeutic apparatus according to the present embodiment;
FIG. 2 is a schematic view of the tumor therapeutic apparatus shown in FIG. 1 from another view;
FIG. 3 is a schematic view of the tumor therapeutic apparatus shown in FIG. 2 with the back plate removed;
FIG. 4 is a schematic view of the tumor therapeutic apparatus of FIG. 3 after the support plate assembly is hidden;
FIG. 5 is a schematic view of the tumor therapeutic apparatus shown in FIG. 4 after the rear wheel is hidden;
fig. 6 is a schematic view of the tumor therapeutic apparatus of fig. 1 after concealing the support plate assembly, the right side plate and the front plate.
Reference numerals illustrate:
10. Tumor therapeutic apparatus, 11, support plate assembly, 12, housing assembly, 121, left shell, 122, right shell, 1221, interface, 123, back plate, 1231, left baffle, 1232, right baffle, 1233, auxiliary port, 13, rear wheel, 131, left rear wheel, 132, right rear wheel, 133, support shaft, 134, bump stopper, 14, left disc protrusion, 141, left disc body, 142, left outer extension, 143, left relief notch, 144, stiffener, 15, right disc protrusion, 151, right disc body, 152, right outer extension, 16, left arc baffle, 17, front wheel, 171, wheel body, 172, support bar.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
As shown in fig. 1 to 3, in one embodiment, a wheel securing mechanism of a tumor therapeutic apparatus is provided, which comprises a support plate assembly 11, a housing assembly 12, and two rear wheels 13 disposed at the bottom ends of the support plate assembly 11. The supporting plate assembly 11 encloses a placement space for placing components inside the tumor therapeutic apparatus 10, two rear wheels 13 are respectively located at the left side and the right side of the supporting plate assembly 11, and the shell assembly 12 encloses the supporting plate assembly 11. The part of the shell component 12 corresponding to the rear wheel 13 extends outwards to form a disc bulge, a baffle is arranged on the inner side surface of the disc bulge, the baffle is arranged along the outer edge of the disc bulge, and the baffle is abutted between the disc bulge and the supporting plate component 11 to form an installation space for placing the rear wheel 13. Thereby protecting and isolating the rear wheel 13 in the installation space, and playing a role in protecting and limiting the rear wheel 13. Meanwhile, the foreign matters carried by the rear wheel 13 can be shielded and isolated by the shell component 12 or the baffle, so that the tumor therapeutic apparatus 10 can be pushed, and meanwhile, the overall stability is improved, so that the accuracy of the tumor therapeutic apparatus 10 is ensured.
And, based on the installation space, even if foreign matter carried up by the rear wheel 13 is not blocked by the housing, it enters the installation space. The carried foreign matter can only be located in the installation space and cannot enter other positions of the tumor therapeutic apparatus 10, so that the condition that the inside is polluted is avoided. Particularly, as shown in fig. 2, when the right housing 122 is provided with the port 1221 for connecting the probe, if foreign matter is brought between the housing assembly 12 and the support plate assembly 11, the port 1221 is contaminated, and the reliability of use of the port 1221 on the right housing 122 is seriously affected. In the solution of the present application, the foreign matters carried in will be blocked in the installation space, so as to protect the interface 1221 from being polluted, and ensure the reliability of the use of the interface 1221 on the right shell 122.
Also, as shown in fig. 3, in one embodiment, the inner side of the rear wheel 13 is closely attached to the support plate assembly 11 for structural refinement and high stability. The supporting shaft 133 for fixing the rear wheel 13 is disposed on the bottom surface of the supporting plate assembly 11, the supporting shaft 133 is sleeved with a limit stop 134, the limit stop 134 is axially fixed relative to the supporting shaft 133, and the side surface of the limit stop 134, which is close to the rear wheel 13, so that the rear wheel 13 rotates more stably.
Further, as shown in fig. 3, the limit stop 134 may be provided with a square block structure, and the support shaft 133 may be connected to the support plate assembly 11 through the limit stop 134. Also, in order to achieve automation, the limit stop 134 may be provided in a hollow structure, and then a motor for driving the rear wheel 13 to rotate is provided in the limit stop 134, thereby achieving smooth rotation of the rear wheel 13.
Specifically, as shown in fig. 2, the housing assembly 12 includes a left shell 121, a right shell 122, and a back plate 123, the left shell 121 is covered on the left side surface of the support plate assembly 11, the right shell 122 is covered on the right side surface of the support plate assembly 11, and the back plate 123 is covered on the back surface of the support plate assembly 11.
As shown in fig. 2 and 3, the rear wheel 13 located at the left side of the support plate assembly 11 is a left rear wheel 131, the rear wheel 13 located at the right side of the support plate assembly 11 is a right rear wheel 132, the portion of the left shell 121 corresponding to the left rear wheel 131 protrudes leftwards to cover the left side of the left rear wheel 131, and the portion of the right shell 122 corresponding to the right rear wheel 132 protrudes rightwards to cover the right side of the right rear wheel 132. The rear wheel 13 protrudes rearward of the support plate assembly 11, and a portion of the back plate 123 corresponding to the rear wheel 13 protrudes rearward to cover the rear of the rear wheel 13.
Alternatively, the housing assembly 12 may be an integrally formed structure, and protrude outward at a position corresponding to the rear wheel 13, so as to provide a space for the rear wheel 13 to rest.
Further, in one embodiment, as shown in fig. 4, the portion of the left shell 121 covering the outer side of the left rear wheel 131 is a left disc protrusion 14, and the center of the left disc protrusion 14 is located above the left rear wheel 131, that is, the left rear wheel 131 and the left disc protrusion 14 are eccentrically disposed. The lower edge of the left disc bulge 14 is located above the lower edge of the left rear wheel 131, and the left rear wheel 131 protrudes out of the left disc bulge 14 to be in contact with the ground, so that the left disc bulge 14 can cover the left rear wheel 131 well, and normal use of the left rear wheel 131 is not affected. Moreover, the radius of the left disc bulge 14 is larger than that of the left rear wheel 131, so that enough running space is provided for the left rear wheel 131, and the situation that the left rear wheel is easy to be blocked due to narrow space is avoided. In order to facilitate the left rear wheel 131 protruding from the left disc protrusion 14 to contact with the ground, a relief opening corresponding to the outer edge of the left rear wheel 131 may be provided at the lower portion of the left disc protrusion 14.
Further, in one embodiment, the eccentric distance between the left disc protrusion 14 and the left rear wheel 131 is equal to the radius of the left rear wheel 131, and the radius of the left disc protrusion 14 is smaller than the diameter of the left rear wheel 131, so that the edge of the left rear wheel 131 just protrudes from the relief opening to contact the ground.
Further, in one embodiment, as shown in fig. 4 and 5, the portion of the blocking member corresponding to the left rear wheel 131 is a left arc-shaped baffle 16, and the left arc-shaped baffle 16 is disposed along the outer edge of the left disc protrusion 14, and the left arc-shaped baffle 16 abuts between the left shell 121 and the left side surface of the support plate assembly 11. Thereby forming the installation space between the left arc baffle 16, the left disc protrusion 14 and the support plate assembly 11, even if foreign matters carried by the left rear wheel 131 are not caught outside the housing assembly 12 by the left disc protrusion 14, they are isolated in the isolation space by the left arc baffle 16, thereby avoiding foreign matters from contaminating other places.
Further, in one embodiment, as shown in fig. 4 and 5, the left disc protrusion 14 includes a left disc body 141 and a left outer extension 142, and the left outer extension 142 is folded inwards along the edge of the left disc body 141 and wrapped around the left rear wheel 131 to be spliced with the back plate 123, so that the left disc body 141 is spaced from the left rear wheel 131. And the left extension 142 is smoothly transited between the left disc body 141 and the left shell 121, which is convenient for cleaning.
Further, as shown in fig. 5, the left arc baffle 16 is located in front of and above the left rear wheel 131, two ends of the arc baffle extend to the edge of the left shell 121, a shielding structure surrounding the left rear wheel 131 is formed with the left outer extension 142 of the left disc protrusion 14, a left yielding gap 143 is formed in a portion of the left outer extension 142 located below the left rear wheel 131, and the left rear wheel 131 protrudes out of the left disc protrusion 14 through the left yielding gap 143.
Further, the left extension portion 142 is circumferentially divided into a fixing portion and an adjusting portion, the adjusting portion is movably connected with the fixing portion, the adjusting portion forms the left yielding gap 143, the adjusting portion can stretch out and draw back in the circumferential direction relative to the fixing portion, so that the adjusting portion can rotate into the fixing portion, the size of the left yielding gap 143 can be adjusted by adjusting the overlapping amount between the adjusting portion and the fixing portion, and further the left yielding gap is suitable for left rear wheels 131 with different sizes, and meanwhile the left rear wheels 131 are placed into the left disc bulge 14 in the process of convenient installation.
Specifically, the two adjusting parts are two, that is, two opposite adjusting parts are spaced to form the left yielding gap 143, the two adjusting parts are connected through the fixing part, and the two adjusting parts can move in the circumferential direction relative to the fixing part, so that the size of the left yielding gap 143 is adjusted.
Further, in one embodiment, as shown in fig. 5, the inner side surface of the left disc protrusion 14 is provided with a reinforcing rib 144, and the reinforcing rib 144 diverges from the center of the left disc protrusion 14 to the periphery to form a m-shaped structure, so that the overall strength of the left disc protrusion 14 is improved, and the left disc protrusion 14 is prevented from being damaged by medical staff under the condition of false touch.
The corresponding portion of the right shell 122 that covers the outer side of the right rear wheel 132 is a right disc protrusion 15, and the right disc protrusion 15 is similar to the left disc protrusion 14 in structure. The baffle further includes a right arc baffle (not shown) corresponding to the right disc protrusion, as shown in fig. 4 and 5, the right disc protrusion 15 includes a right disc body 151 and a right outer extension 152, and similarly, the right arc baffle and the left arc baffle 16 are similar in structure, and the right outer extension 152 is similar in structure to the left outer extension 142.
Further, in one embodiment, as shown in fig. 6, a left baffle 1231 and a right baffle 1232 are disposed on the inner side of the back plate 123, the left baffle 1231 is located on the inner side of the left rear wheel 131, the right baffle 1232 is located on the inner side of the right rear wheel 132, and the left baffle 1231 and the right baffle 1232 are both abutted between the back plate 123 and the back surface of the support plate assembly 11, so that the left rear wheel 131 is blocked in the installation space by the left baffle 1231, so that the right rear wheel 132 is blocked in the installation space by the right baffle 1232, and the stability of the right rear wheel 132 is further improved.
Further, since the rear wheel 13 extends to the rear of the support plate assembly 11, the portion of the back plate 123 corresponding to the rear wheel 13 needs to protrude rearward, so that a gap is provided between the protruding portion and the support plate assembly 11, and the left baffle 1231 and the right baffle 1232 are disposed on the inner side surfaces of the protruding portion and abut between the back plate 123 and the support plate assembly 11.
Further, as shown in fig. 2, a heat dissipation opening is provided at the bottom end of the supporting plate assembly 11 for ventilation, and an auxiliary opening 1233 corresponding to the heat dissipation opening is provided on the back plate 123, so that the left rear wheel 131 and the right rear wheel 132 are easily exposed, and the left baffle 1231 and the right baffle 1232 have a better protection effect on the inner side of the rear wheel 13.
Further, in one embodiment, as shown in fig. 1, two front wheels 17 are disposed at the bottom end of the supporting plate assembly 11, and the diameter of the front wheels 17 is smaller than that of the rear wheels 13, so that the tumor therapeutic apparatus 10 can be smoothly pushed.
In addition, as shown in fig. 6, in one embodiment, the front wheel 17 includes a wheel body 171 and a support rod 172 supported between the wheel body 171 and the support plate assembly 11, the support rod 172 is inserted into the wheel body 171, the wheel body 171 is rotatably connected with the support rod 172, the wheel body 171 can rotate relative to the support rod 172 with the support rod 172 as a central axis, and during use, the wheel body 171 can flexibly adjust and rotate according to obstacles, thereby improving the overall usability.
Further, in yet another embodiment, there is provided a tumor therapeutic apparatus 10 comprising the tumor therapeutic apparatus wheel securing mechanism described above.
The above-mentioned scheme provides a tumor therapeutic apparatus 10, mainly through setting up the tumor therapeutic apparatus wheel stabilizing mechanism that the aforesaid was described in any embodiment for rear wheel 13 is restricted in the installation space, avoids rear wheel 13 to take place too big skew, improves rear wheel 13 operational stability, thereby improves tumor therapeutic apparatus 10 holistic stability.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.