CN213189694U - Multifunctional CBCT jaw support lifting device - Google Patents
Multifunctional CBCT jaw support lifting device Download PDFInfo
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- CN213189694U CN213189694U CN202021441054.9U CN202021441054U CN213189694U CN 213189694 U CN213189694 U CN 213189694U CN 202021441054 U CN202021441054 U CN 202021441054U CN 213189694 U CN213189694 U CN 213189694U
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- slide rail
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Abstract
The utility model discloses a multi-functional CBCT jaw support elevating gear, multi-functional CBCT is including the lower jaw layer board, elevating gear is including the fixed plate of vertical setting, install the slide rail of vertical setting on the fixed plate, install the lift post of vertical setting on the slide rail, the lift post is removed along slide rail length direction on the slide rail by motor drive, the pivot of motor is connected with the lead screw, be equipped with screw-nut on the lead screw, the lower extreme of screw-nut fixed connection lift post, the motor shaft is connected to the one end of lead screw, the other end passes through the rotatable installation of bearing frame on the fixed plate, motor fixed mounting is on the fixed plate, the lower jaw layer board is installed in the upper end of lift post. The utility model discloses a multi-functional CBCT jaw holds in palm elevating gear can drive the jaw among the multi-functional CBCT as required and hold in the palm stop device oscilaltion height-adjusting for different patients can both carry out the head under comfortable gesture and shoot.
Description
Technical Field
The utility model belongs to the technical field of oral cavity CBCT, concretely relates to multi-functional CBCT jaw holds in palm elevating gear.
Background
Oral CBCT is called Cone beam CT for short for Cone beam CT. As the name suggests, cone-beam projection computed tomography apparatus, the principle is that an X-ray generator makes a circular DR (digital projection) around the projection with a low dose (typically a bulb current around 10 ma). Then the data obtained in the intersection after digital projection for a plurality of times (180-360 times, different according to different products) around the projection body are 'recombined' in a computer, and then a three-dimensional image is obtained. The multifunctional oral CBCT pair has the functions of photographing the whole head of a human body in addition to photographing the oral cavity of the human body. When the oral cavity CBCT is used to photograph the oral cavity of a human body, the midsagittal plane of the head of the patient needs to coincide with the midsagittal plane in the CBCT image. If the head of the patient shakes a lot in the shooting process, the shot image is not clear. Set up jaw support stop device restriction face in CBCT, can be fine fix a position patient's head. However, the height of the patient is different, the shooting process needs to consume a certain time, and the jaw support limiting device is designed to be of a fixed height, so that the physical strength of the patient is not sufficient, and the using effect is influenced. The patient can not shoot under good gesture and scan, can rock the head and influence the formation of image effect.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a multi-functional CBCT jaw support elevating gear, multi-functional CBCT is including the lower jaw layer board, elevating gear is including the fixed plate of vertical setting, install the slide rail of vertical setting on the fixed plate, install the lift post of vertical setting on the slide rail, the lift post is moved along slide rail length direction on the slide rail by motor drive, the pivot of motor is connected with the lead screw, be equipped with screw-nut on the lead screw, the lower extreme of screw-nut fixed connection lift post, the motor pivot is connected to the one end of lead screw, the other end passes through the bearing frame rotatable and installs on the fixed plate, motor fixed mounting is on the fixed plate, the lower jaw layer board is installed in the upper.
Preferably, the number of the slide rails is two, the number of the lifting columns is two, the two lifting columns are fixedly connected through a connecting plate, and the screw rod nut is fixedly installed in the middle of the connecting plate.
Preferably, the slide rail is a T-shaped slide rail with a T-shaped cross section, a T-shaped channel is arranged in the lifting column, an opening communicated with the T-shaped channel is arranged on the surface of the lifting column, and the T-shaped slide rail is movably embedded into the T-shaped channel through the opening.
Preferably, a gear is mounted on a rotating shaft of the motor, the upper end of the screw rod is rotatably mounted on the fixing plate through a bearing seat, the gear is mounted at the upper end of the screw rod, and the gear on the rotating shaft of the motor drives the gear at the upper end of the screw rod to synchronously rotate through a synchronous belt.
Preferably, the multifunctional CBCT comprises a cheek base, a left cheek sliding seat and a right cheek sliding seat, the lower jaw supporting plate is fixedly connected with the cheek base through a mounting bracket, the cheek base is fixedly connected with the upper end of a lifting column, a horizontal sliding rail is mounted above the cheek base, the left cheek sliding seat and the right cheek sliding seat are respectively slidably mounted on the horizontal sliding rail, a straight rod is fixedly mounted on the cheek base, a swing rod seat is mounted at the upper end of the straight rod and rotates around the axis of the straight rod, two connecting rods are mounted on the swing rod seat, two ends of one connecting rod are respectively hinged with the swing rod seat and the left cheek sliding seat, two ends of the other connecting rod are respectively hinged with the swing rod seat and the right cheek sliding seat, the two connecting rods are respectively located at two sides of the straight rod, a swing rod is mounted on the swing rod seat, a cheek rod is mounted on one end of the left cheek sliding seat far away from the swing rod and a cheek rod is respectively mounted on one end of the right cheek, the cheek bars are located on both sides of the mandibular rest.
Preferably, the horizontal sliding rail is composed of two parallel guide shafts, the left cheek sliding seat is slidably mounted on the two guide shafts, and the right cheek sliding seat is slidably mounted on the two guide shafts.
Preferably, the left cheek sliding seat is mounted on the two guide shafts through linear shaft sleeves respectively, the right cheek sliding seat is mounted on the two guide shafts through linear shaft sleeves respectively, the guide shafts are provided with limiting pieces, and the limiting pieces on the two guide shafts are arranged oppositely.
Preferably, the cheek bar comprises a horizontal segment, an upward bending segment and an outward horizontal bending segment which are sequentially connected, wherein the horizontal segment is detachably mounted on the left cheek sliding seat or the right cheek sliding seat.
Preferably, the distance between the two horizontal sections is gradually reduced, and the distance between the two horizontal sections and one end of each of the two horizontal sections connected with the upward bending section is closest.
Preferably, the cheek bar is made of polycarbonate material.
The utility model has the advantages that: the utility model discloses a multi-functional CBCT jaw holds in palm elevating gear can drive the jaw among the multi-functional CBCT as required and hold in the palm stop device oscilaltion height-adjusting for different patients can both carry out the head under comfortable gesture and shoot.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the cheek mount configuration;
fig. 3 is a schematic structural view of another angle of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3, a multifunctional CBCT jaw support lifting device, the multifunctional CBCT jaw support lifting device includes a lower jaw support plate 1, the lifting device includes a vertically arranged fixing plate 2, a vertically arranged slide rail is mounted on the fixing plate 2, a vertically arranged lifting column 3 is mounted on the slide rail, the lifting column 3 is driven by a motor 4 to move on the slide rail along the length direction of the slide rail, a rotating shaft of the motor 4 is connected with a lead screw 5, a lead screw nut is arranged on the lead screw 5, the lead screw nut is fixedly connected with the lower end of the lifting column 3, one end of the lead screw 5 is connected with the rotating shaft of the motor 4, the other end is rotatably mounted on the fixing plate 2 through a bearing seat, the motor 4 is fixedly mounted on the fixing plate 2, and. The motor 4 drives the screw rod 5 to rotate, so that the screw rod nut ascends or descends to drive the lifting column 3 to ascend or descend. So that the mandibular rest 1 is adjusted to the height required by the patient.
Furthermore, the number of the slide rails is two, the number of the lifting columns 3 is two, the two lifting columns 3 are fixedly connected through a connecting plate 6, a lead screw nut is fixedly installed in the middle of the connecting plate 6, and the upper ends of the two lifting columns 3 are respectively connected with the mandible support plate 1 and drive the mandible support plate 1 to move so as to stably support the mandible support plate 1.
Further, the slide rail is a T-shaped slide rail 7 with a T-shaped cross section, a T-shaped channel is arranged in the lifting column 3, an opening communicated with the T-shaped channel is formed in the surface of the lifting column 3, and the T-shaped slide rail 7 is embedded into the T-shaped channel.
Further, a gear is installed on a rotating shaft of the motor 4, the upper end of the screw rod 5 is rotatably installed on the fixing plate 2 through a bearing seat, the gear is installed at the upper end of the screw rod 5, and the gear on the rotating shaft of the motor 4 drives the gear at the upper end of the screw rod 5 to synchronously rotate through a synchronous belt.
Further, the multifunctional CBCT includes a cheek base 8, a left cheek sliding seat 9, and a right cheek sliding seat 10, the lower jaw supporting plate 1 is fixedly connected to the cheek base 8 through a mounting bracket 11, the cheek base 8 is fixedly connected to the upper end of the lifting column 3, a horizontal sliding rail is mounted above the cheek base 8, the left cheek sliding seat 9 and the right cheek sliding seat 10 are slidably mounted on the horizontal sliding rail respectively, a straight rod 12 is fixedly mounted on the cheek base 8, a swing rod seat 13 is mounted at the upper end of the straight rod 12, the swing rod seat 13 rotates around the axis of the straight rod 12, two connecting rods 14 are mounted on the swing rod seat 13, two ends of one connecting rod 14 are respectively hinged to the swing rod seat 13 and the left cheek sliding seat 9, two ends of the other connecting rod 14 are respectively hinged to the swing rod seat 13 and the right cheek sliding seat 10, the two connecting rods 14 are respectively located at two sides of the straight rod 12, a swing rod 15 is mounted on the swing rod seat 13, and one end of the left cheek sliding seat 9, which is far away from the swing rod 15, and one end of the right cheek sliding seat 10, which is far away from the swing rod 15, are respectively provided with cheek rods 16, and the cheek rods 16 are positioned on two sides of the lower jaw supporting plate 1. The swing rod seat 13 is rotated by the swing rod 15 to drive the left cheek sliding seat 9 and the right cheek sliding seat 10 to move back and forth towards the latter, so that the cheek rods 16 respectively clamp the two sides of the cheek of the patient, and the lower jaw supporting plate 1 is added, so that the head is relatively stable and does not shake.
Furthermore, the horizontal sliding rail is composed of two guide shafts 17 arranged in parallel, the left cheek sliding seat 9 is slidably mounted on the two guide shafts 17, and the right cheek sliding seat 10 is slidably mounted on the two guide shafts 17.
Further, the left cheek sliding seat 9 is respectively mounted on the two guide shafts 17 through a linear shaft sleeve, the right cheek sliding seat 10 is respectively mounted on the two guide shafts 17 through a linear shaft sleeve, the guide shafts 17 are provided with limiting pieces 18, and the limiting pieces 18 on the two guide shafts 17 are oppositely arranged. Each guide shaft 17 is provided with a limiting piece 18 for limiting the left cheek sliding seat 9 and the right cheek sliding seat 10 respectively.
Further, the cheek bar 16 comprises a horizontal segment 19, an upward bending segment 20 and an outward horizontal bending segment 21 which are connected in sequence, wherein the horizontal segment 19 is detachably mounted on the left cheek sliding seat 9 or the right cheek sliding seat 10.
Further, the distance between the two horizontal sections 19 gradually decreases, and the distance between the two horizontal sections 19 and the end connected with the upward bending section 20 is the closest.
Further, the cheek bars 16 are made of a polycarbonate material.
Furthermore, the cheek bases 8 are covered with cover plates 22, and the cover plates 22 are detachably covered on the cheek bases 8.
It is worth mentioning that the technical features such as other structural components of the multifunctional oral cavity CBCT related to the present invention should be regarded as the prior art, and the specific structure, the working principle, the control mode and the spatial arrangement mode of these technical features may be selected according to the conventional rules in the field, which should not be regarded as the invention point of the present invention, and the present invention does not further specifically expand the detailed description.
Having described in detail preferred embodiments of the present invention, it is to be understood that modifications and variations can be made by persons skilled in the art without inventive faculty, and therefore all technical solutions which can be obtained by a person skilled in the art based on the concepts of the present invention through logic analysis, reasoning or limited experimentation will fall within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides a multi-functional CBCT jaw support elevating gear, multi-functional CBCT is including the lower jaw layer board, a serial communication port, elevating gear is including the fixed plate of vertical setting, install the slide rail of vertical setting on the fixed plate, install the lift post of vertical setting on the slide rail, the lift post is moved along slide rail length direction on the slide rail by motor drive, the pivot of motor is connected with the lead screw, be equipped with screw-nut on the lead screw, the lower extreme of screw-nut fixed connection lift post, the motor shaft is connected to the one end of lead screw, the other end passes through the rotatable installation of bearing frame on the fixed plate, motor fixed mounting is on the fixed plate, the lower jaw layer board is installed in the.
2. The multifunctional CBCT jaw support lifting device as recited in claim 1, wherein the number of the slide rails is two, the number of the lifting columns is two, the two lifting columns are fixedly connected through a connecting plate, and a screw nut is fixedly installed in the middle of the connecting plate.
3. The multifunctional CBCT jaw support lifting device of claim 2, wherein the slide rail is a T-shaped slide rail with a T-shaped cross section, the lifting column is provided with a T-shaped channel therein, the surface of the lifting column is provided with an opening communicated with the T-shaped channel, and the T-shaped slide rail is movably embedded in the T-shaped channel through the opening.
4. The multifunctional CBCT jaw support lifting device as claimed in claim 3, wherein a gear is installed on a rotating shaft of the motor, an upper end of the screw rod is rotatably installed on the fixing plate through a bearing seat, a gear is installed on an upper end of the screw rod, and the gear on the rotating shaft of the motor drives the gear on the upper end of the screw rod to synchronously rotate through a synchronous belt.
5. The multifunctional CBCT jaw rest lifting device as claimed in claim 4, wherein the multifunctional CBCT comprises a cheek base, a left cheek sliding base and a right cheek sliding base, the lower jaw supporting plate is fixedly connected with the cheek base through a mounting bracket, the cheek base is fixedly connected with the upper end of a lifting column, a horizontal sliding rail is mounted above the cheek base, the left cheek sliding base and the right cheek sliding base are respectively slidably mounted on the horizontal sliding rail, a straight rod is fixedly mounted on the cheek base, a swing rod seat is mounted at the upper end of the straight rod and rotates around the axis of the straight rod, two connecting rods are mounted on the swing rod seat, two ends of one connecting rod are respectively hinged with the swing rod seat and the left cheek sliding base, two ends of the other connecting rod are respectively hinged with the swing rod seat and the right cheek sliding base, the two connecting rods are respectively located at two sides of the straight rod, a swing rod is mounted on the swing rod seat, cheek rods are respectively arranged at one end of the left cheek sliding seat far away from the swing rod and one end of the right cheek sliding seat far away from the swing rod, and the cheek rods are positioned at two sides of the lower jaw supporting plate.
6. The multifunctional CBCT jaw rest lifting device of claim 5, wherein said horizontal sliding track is comprised of two parallel guiding shafts, the left cheek slide carriage is slidably mounted on the two guiding shafts, and the right cheek slide carriage is slidably mounted on the two guiding shafts.
7. The multifunctional CBCT jaw rest lifting device as recited in claim 6, wherein the left cheek sliding seat is respectively mounted on two guide shafts through a linear shaft sleeve, the right cheek sliding seat is respectively mounted on two guide shafts through a linear shaft sleeve, the guide shafts are provided with limiting pieces, and the limiting pieces on the two guide shafts are oppositely arranged.
8. The multifunctional CBCT jaw rest lifting device of claim 7, wherein the cheek bar comprises a horizontal segment, an upward bent segment, and an outward horizontal bent segment connected in sequence, wherein the horizontal segment is detachably mounted on the left cheek sliding seat or the right cheek sliding seat.
9. The multifunctional CBCT jaw rest lifting device of claim 8, wherein the distance between the two horizontal sections is gradually reduced, and the end of each horizontal section connected with the upward bending section is closest to the end of the horizontal section.
10. The multi-functional CBCT jaw rest lifting device of claim 9, wherein said cheek bar is made of polycarbonate material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021441054.9U CN213189694U (en) | 2020-07-18 | 2020-07-18 | Multifunctional CBCT jaw support lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021441054.9U CN213189694U (en) | 2020-07-18 | 2020-07-18 | Multifunctional CBCT jaw support lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213189694U true CN213189694U (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021441054.9U Active CN213189694U (en) | 2020-07-18 | 2020-07-18 | Multifunctional CBCT jaw support lifting device |
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| CN (1) | CN213189694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114343697A (en) * | 2021-12-30 | 2022-04-15 | 北京朗视仪器股份有限公司 | Manual rotary jaw support for oral cavity CT |
-
2020
- 2020-07-18 CN CN202021441054.9U patent/CN213189694U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114343697A (en) * | 2021-12-30 | 2022-04-15 | 北京朗视仪器股份有限公司 | Manual rotary jaw support for oral cavity CT |
| CN114343697B (en) * | 2021-12-30 | 2023-05-09 | 北京朗视仪器股份有限公司 | Manual rotation jaw support for oral cavity CT |
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