CN216317676U - CT diagnosis bed and sliding system thereof - Google Patents
CT diagnosis bed and sliding system thereof Download PDFInfo
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- CN216317676U CN216317676U CN202122714190.1U CN202122714190U CN216317676U CN 216317676 U CN216317676 U CN 216317676U CN 202122714190 U CN202122714190 U CN 202122714190U CN 216317676 U CN216317676 U CN 216317676U
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Abstract
The utility model provides a sliding system of a CT (computed tomography) diagnosis bed, which comprises a sliding block and a sliding plate, wherein the sliding plate is arranged at the upper part of the sliding block and is connected through a connecting assembly; a slide rail is fixedly arranged on the bed body of the CT diagnosis bed, and the slide block slides on the slide rail so as to drive the slide plate to slide on the bed body of the CT diagnosis bed; the connecting assembly comprises a first connecting piece and a second connecting piece; the first connecting piece and the second connecting piece are L-shaped, the precision of a contact surface of the second connecting piece, which is contacted with the sliding block, is higher, and a larger gap is avoided between the matching surfaces of the sliding plate and the sliding block; and the sliding plate is connected with each connecting piece through the step screws, and the restraint can be further released through tolerance control and the depth of the step screws is slightly higher than the thickness of the first connecting piece.
Description
Technical Field
The utility model relates to the technical field of medical diagnostic beds, in particular to a CT (computed tomography) diagnostic bed and a sliding system of the CT diagnostic bed.
Background
The trolley is connected with the sliding block only by the aid of the screws in the prior art, the trolley is machined in a metal plate bending and tailor welding mode and is greatly deformed, gaps exist between matching surfaces of the trolley and the sliding block when assembly is caused, the trolley is only connected by the screws, the screws can forcibly correct deformation of the trolley when being screwed, the structure is strong, the service life of the sliding block is influenced, and meanwhile, thrust is increased. And the matching surface which is not connected by using the screw has a gap due to the deformation of the trolley, so that the structural rigidity is poor, and the deformation is increased when the trolley is stressed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defects, the utility model aims to provide a CT (computed tomography) diagnosis bed and a sliding system of the CT diagnosis bed, wherein the sliding plate and the sliding block are reliably connected, and the arc is smoother.
The utility model discloses a sliding system of a CT (computed tomography) diagnosis bed, which comprises a sliding block and a sliding plate, wherein the sliding plate is arranged on the upper part of the sliding block and is connected through a connecting component; a slide rail is fixedly arranged on the bed body of the CT diagnosis bed, and the slide block slides on the slide rail so as to drive the slide plate to slide on the bed body of the CT diagnosis bed; the connecting assembly comprises a first connecting piece and a second connecting piece; the first connecting piece is L-shaped and comprises a first section and a second section which are 90 degrees, the first section is connected with the top surface of the sliding plate through a step screw, the step screw comprises a first step and a second step, and the diameter of the first step is larger than that of the second step; the first section is provided with a first connecting hole which is a through hole, a second connecting hole is arranged on the sliding plate corresponding to the first connecting hole, and the diameter of the first connecting hole is larger than that of the second connecting hole; the first step is arranged in the first connecting hole, and the second step is arranged in the second connecting hole; the second section is fixedly connected with the side surface of the sliding block; the second connecting piece is arranged between the sliding plate and the sliding block and fixedly connected with the sliding plate; the surface roughness value of the contact surface of the second connecting piece and the sliding block is smaller than a preset roughness value.
Preferably, the second connecting piece is U-shaped to form an inner concave part and comprises a first unit plate, a second unit plate and a third unit plate which are sequentially 90 degrees, and the sliding plate is arranged in the inner concave part, so that the first unit plate is arranged between the top surface of the sliding plate and the first section of the first connecting piece, the second unit plate is arranged between the side surface of the sliding plate and the second section of the first connecting piece, and the third unit plate is arranged between the bottom surface of the sliding plate and the sliding block; the first unit plate is provided with a third connecting hole, the third connecting hole is a through hole, and the diameter of the third connecting hole is smaller than that of the first connecting hole.
Preferably, the diameter of the third connecting hole is equal to that of the second connecting hole.
Preferably, the second connection hole is a through hole.
Preferably, the diameter of the first step is smaller than the diameter of the first connection hole and larger than the diameter of the second connection hole.
Preferably, the diameter of the second step is equal to the diameter of the second connection hole.
Preferably, the top of the first step is further provided with a nut, the diameter of the nut is larger than that of the first step, and the nut is arranged on the upper portion of the first section of the first connecting piece; the depth of the first step of the step screw is higher than the thickness of the first connecting piece.
The utility model also discloses a CT diagnosis bed, which comprises the sliding system, wherein a bed plate of the CT diagnosis bed is connected with the sliding plate, and the sliding plate slides on the bed body of the CT diagnosis bed so as to drive the bed plate to slide on the bed body of the CT diagnosis bed; the number of the sliding blocks is 4, and the sliding blocks are respectively connected with four corners of the sliding plate.
After the technical scheme is adopted, compared with the prior art, the method has the following beneficial effects:
1. the second connecting piece with higher precision is connected with the sliding block, so that a larger gap is avoided in the assembling matching surface of the sliding plate and the sliding block; and the sliding plate is connected with each connecting piece through a step screw, and the first step of the step screw is slightly higher than the thickness of the first connecting piece through tolerance control, so that the restraint can be further released.
Drawings
FIG. 1 is a perspective view of a slide system of a CT diagnostic couch provided in the present invention;
FIG. 2 is a radial cross-sectional view of the slide plate, the first connecting member and the second connecting member of the slide system of the CT diagnostic couch provided by the utility model;
fig. 3 is a bottom view of the skateboard welded with the second connecting member according to the present invention.
Wherein: 1-bed board, 2-bed body, 3-sliding plate, 4-sliding block, 5-first connecting piece, 6-second connecting piece, 7-sliding rail and 8-step screw.
Detailed Description
The advantages of the utility model are further illustrated in the following description of specific embodiments in conjunction with the accompanying drawings.
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning in themselves. Thus, "module" and "component" may be used in a mixture.
The utility model discloses a sliding system of a CT (computed tomography) diagnosis bed, which is used for enabling a bed board 1 to slide back and forth on a bed body 2 so as to adapt to position change required in a diagnosis process.
Referring to fig. 1, the sliding system includes a sliding block 4 and a sliding plate 3, the sliding plate 3 is disposed on the upper portion of the sliding block 4 and connected by a connecting assembly, so that the sliding plate 3 and the sliding block 4 move synchronously during movement. The bed body 2 of the CT diagnosis bed is fixedly provided with a slide rail 7, the slide block 4 slides on the slide rail 7, so that the slide plate 3 is driven to slide on the bed body 2 of the CT diagnosis bed, and the bed plate 1 is usually arranged on the slide plate 3, thereby realizing the front and back sliding of the bed plate 1 on the bed body 2.
Coupling assembling includes first connecting piece 5 and second connecting piece 6, and first connecting piece 5 is the L type, including being 90 degrees first section and second section, first section is connected with slide 3, and the second section is connected with the side of slider 4, and the first connecting piece 5 of L type forms an one-way open-ended accommodation space after being connected with the side of slider 4 to can hold slide 3, realize that the card of slide 3 on slider 4 establishes fixedly, restricts the displacement about it.
Specifically, first section is equipped with first connecting hole, and first connecting hole is the through-hole, is equipped with the second connecting hole with first connecting hole corresponding department on the slide 3, and the diameter of first connecting hole is greater than the second connecting hole. The first section is connected with the top surface of the sliding plate 3 through a step screw 8, the step screw 8 comprises a first step and a second step, and the diameter of the first step is larger than that of the second step. The first step is arranged in the first connecting hole, the second step is arranged in the second connecting hole, and the second section is fixedly connected with the side surface of the sliding block 4, so that the detachable connection between the first connecting piece 5 and the sliding plate 3 is realized.
And second connecting piece 6 is located between slide 3 and slider 4, and second connecting piece 6 and slide 3 fixed connection, and be the contact connection with slider 4, and the rough value in surface of the contact surface that second connecting piece 6 and slider 4 contacted is less than predetermineeing rough value, and the surface accuracy is higher promptly, avoids the fitting surface of slide 3 and slider 4 to have great clearance.
Preferably, referring to fig. 1, the second connecting member 6 is U-shaped to form an inner concave portion, and includes a first unit plate, a second unit plate and a third unit plate which are sequentially 90 degrees, the sliding plate 3 is disposed in the inner concave portion, so that the first unit plate is disposed between the top surface of the sliding plate 3 and the first section of the first connecting member 5, the second unit plate is disposed between the side surface of the sliding plate 3 and the second section of the first connecting member 5, and the third unit plate is disposed between the bottom surface of the sliding plate 3 and the sliding block 4, which is equivalent to disposing the sliding plate 3 on the second connecting member 6, and disposing the second connecting member 6 on the sliding block 4, because the precision of the contact surface of the second connecting member 6 contacting the sliding block 4 is very high, the large gap between the mating surfaces of the sliding plate 3 and the sliding block 4 can be avoided.
Specifically, the first unit plate is provided with a third connecting hole, the third connecting hole is a through hole, and the step screw 8 penetrates through the first connecting hole of the first connecting piece 5 and the third connecting hole of the second connecting piece 6 and then is inserted into the second connecting hole of the sliding plate 3, so that the upper and lower positions of the first unit plate, the second unit plate and the sliding plate are fixed. And the diameter of the third connecting hole is smaller than that of the first connecting hole, so that the clamping between the second connecting piece 6 and the first connecting piece 5 is formed.
Furthermore, a fourth connecting hole is further formed in the third unit plate, and a step screw 8 penetrates through the first connecting hole of the first connecting piece 5, the third connecting hole of the second connecting piece 6 and the second connecting hole of the sliding plate 3 and then is inserted into the fourth connecting hole of the second connecting piece 6, so that the upper and lower positions of the three parts are fixed.
Preferably, referring to fig. 2, a preferred embodiment of the present invention is provided, which is different from the above-mentioned U-shaped second connecting member 6, the second connecting member 6 is L-shaped, that is, only the first unit plate and the second unit plate, similarly, the first unit plate is disposed between the top surface of the sliding plate 3 and the first section of the first connecting member 5, the second unit plate is disposed between the side surface of the sliding plate 3 and the second section of the first connecting member 5, and the contact surface of the second unit plate and the sliding block 4 has high precision.
It should be noted that the second connecting member 6 of the present invention is connected to the sliding plate 3 by welding, and referring to fig. 3, only the sliding plate 3 is welded to the second connecting member 6.
Preferably, the diameter of the third connecting hole is equal to that of the second connecting hole, and the step screw 8 used in cooperation only has two sizes corresponding to the first connecting hole and the second connecting hole respectively.
Preferably, the second connecting hole is a through hole, so that the step screw 8 can be more flexibly mounted. In other embodiments, the second connection hole may not be a through hole, and only the lower portion of the step screw 8 may be inserted.
Preferably, the diameter of the first step is smaller than that of the first connecting hole, so that a proper tolerance range is reserved, and the connecting force caused by all fastening matching between the joints is prevented from being held back. Although the diameter of the first step is smaller than that of the first connecting hole, the diameter of the first step is still larger than that of the second connecting hole, and the upper and lower position relations in the first connecting hole and the second connecting hole are avoided.
Preferably, the diameter of the second step is equal to the diameter of the second connecting hole, and is different from the first step, and the second step is tightly matched with the first step, so that the connection stability is guaranteed.
Preferably, the top of the first step is further provided with a nut, the diameter of the nut is larger than that of the first step, and the nut is arranged on the upper portion of the first section of the first connecting piece 5 to limit the upper and lower positions of the step screw 8. The depth of the first step of the step screw 8 is slightly higher than the thickness of the first connecting member 5, and the restraint can be further released.
The utility model also discloses a CT diagnosis bed, which comprises the sliding system, wherein a bed plate 1 of the CT diagnosis bed is connected with a sliding plate 3, and the sliding plate 3 slides on a bed body 2 of the CT diagnosis bed through a sliding block 4 so as to drive the bed plate 1 to slide on the bed body 2 of the CT diagnosis bed. The quantity of slider 4 is 4, is connected with the four corners of slide 3 respectively, guarantees the holistic stability of structure. In other embodiments, the number of the sliding block 4 and the first connecting member 5 and the second connecting member 6 which are matched with the sliding block 4 is not limited to 4.
It should be noted that the embodiments of the present invention have been described in terms of preferred embodiments, and not by way of limitation, and that those skilled in the art can make modifications and variations of the embodiments described above without departing from the spirit of the utility model.
Claims (8)
1. The sliding system of the CT diagnosis bed is characterized by comprising a sliding block and a sliding plate, wherein the sliding plate is arranged at the upper part of the sliding block and is connected through a connecting component; a slide rail is fixedly arranged on the bed body of the CT diagnosis bed, and the slide block slides on the slide rail so as to drive the slide plate to slide on the bed body of the CT diagnosis bed;
the connecting assembly comprises a first connecting piece and a second connecting piece;
the first connecting piece is L-shaped and comprises a first section and a second section which are 90 degrees, the first section is connected with the top surface of the sliding plate through a step screw, the step screw comprises a first step and a second step, and the diameter of the first step is larger than that of the second step; the first section is provided with a first connecting hole which is a through hole, a second connecting hole is arranged on the sliding plate corresponding to the first connecting hole, and the diameter of the first connecting hole is larger than that of the second connecting hole; the first step is arranged in the first connecting hole, and the second step is arranged in the second connecting hole;
the second section is fixedly connected with the side surface of the sliding block;
the second connecting piece is arranged between the sliding plate and the sliding block and fixedly connected with the sliding plate; the surface roughness value of the contact surface of the second connecting piece and the sliding block is smaller than a preset roughness value.
2. The sliding system of claim 1 wherein the second link is U-shaped to form an interior recess comprising a first, second and third unit plates that are sequentially 90 degrees, the sliding plate being positioned within the interior recess such that the first unit plate is positioned between the top surface of the sliding plate and the first section of the first link, the second unit plate is positioned between the side surface of the sliding plate and the second section of the first link, and the third unit plate is positioned between the bottom surface of the sliding plate and the sliding block;
the first unit plate is provided with a third connecting hole, the third connecting hole is a through hole, and the diameter of the third connecting hole is smaller than that of the first connecting hole.
3. A sliding system as claimed in claim 2 wherein the third connecting aperture is of the same diameter as the second connecting aperture.
4. A sliding system according to claim 1 or 2 wherein the second attachment aperture is a through aperture.
5. The skidding system of claim 1 wherein the first step has a diameter that is smaller than a diameter of the first attachment bore and larger than a diameter of the second attachment bore.
6. A sliding system as claimed in claim 1 wherein the diameter of the second step is equal to the diameter of the second attachment aperture.
7. The skidding system of claim 1 wherein the top of the first step is further provided with a nut, the diameter of the nut is larger than the diameter of the first step, and the nut is arranged on the upper portion of the first section of the first connecting member;
the depth of the first step of the step screw is higher than the thickness of the first connecting piece.
8. A CT diagnosis bed, comprising the sliding system of any one of the claims 1 to 7, wherein a bed board of the CT diagnosis bed is connected to the sliding plate, and the sliding plate slides on the bed body of the CT diagnosis bed to drive the bed board to slide on the bed body of the CT diagnosis bed;
the number of the sliding blocks is 4, and the sliding blocks are respectively connected with four corners of the sliding plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122714190.1U CN216317676U (en) | 2021-11-08 | 2021-11-08 | CT diagnosis bed and sliding system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122714190.1U CN216317676U (en) | 2021-11-08 | 2021-11-08 | CT diagnosis bed and sliding system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216317676U true CN216317676U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122714190.1U Active CN216317676U (en) | 2021-11-08 | 2021-11-08 | CT diagnosis bed and sliding system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216317676U (en) |
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2021
- 2021-11-08 CN CN202122714190.1U patent/CN216317676U/en active Active
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