CN209819162U - Super short-distance oblique projection device of MR scanning room - Google Patents
Super short-distance oblique projection device of MR scanning room Download PDFInfo
- Publication number
- CN209819162U CN209819162U CN201822265374.2U CN201822265374U CN209819162U CN 209819162 U CN209819162 U CN 209819162U CN 201822265374 U CN201822265374 U CN 201822265374U CN 209819162 U CN209819162 U CN 209819162U
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- supporting seat
- shielding shell
- adjusting
- scanning room
- rotating shaft
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- 239000000463 material Substances 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001256 stainless steel alloy Inorganic materials 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007769 metal material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
The utility model discloses an ultrashort-distance oblique projection device of a MR scanning room, which comprises projection equipment, a shielding shell and an adjusting bracket, wherein the adjusting bracket comprises a supporting seat and a rotating shaft fixed on the side surface of the supporting seat; the shielding shell is provided with a wire inlet, a wire outlet, an adjusting opening and a light transmitting surface, the supporting seat is positioned in the shielding shell, the rotating shaft penetrates through the adjusting opening to be fixed with the adjusting knob, the adjusting knob is provided with a positioning hole, the circumference of the surface of the shielding shell is provided with a plurality of pin holes, and a pin shaft penetrates through the positioning hole and the pin holes to fix the adjusting knob; the projection equipment is arranged on the top of the supporting seat. The utility model discloses under the fixed circumstances of shield shell, can follow the shield shell outside and carry out the angle modulation to inside projection equipment, can also carry out the debugging of projection effect when guaranteeing the gas tightness, realize the wall and project the projection mode to the top surface, improve MR scanning room space utilization.
Description
Technical Field
The utility model relates to a MR scanning room equipment technical field especially relates to an ultrashort oblique projection arrangement apart from of MR scanning room.
Background
The indoor projection technology is divided into two projection modes of projecting the top surface to the wall surface and projecting the wall surface to the top surface, adopts the projection mode of projecting the wall surface to the top surface, the headspace can be fully utilized to increase the space utilization, but in the MR scanning room, due to the influence of the magnetic field strength, the air tightness requirement of the whole room is high, when the projection device is placed in a hole formed in a wall body, because of the requirement of air tightness, the whole projection device needs to be kept fixed, which results in that the angle of the projection equipment can not be adjusted in the debugging process, therefore, the projection technology of projecting the top surface to the wall surface is still adopted at present, but the product occupies a larger space, which is not beneficial to the reasonable layout and use of the space, so that when the projection mode of the wall surface to the top surface is realized, the angle of the projection equipment can be adjusted at will, and the debugging is convenient, so that the technical problem which needs to be solved at present is solved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve among the prior art that the projection equipment in the MR scanning chamber can't install the debugging on the wall body, lead to the projection mode single, technical problem that space utilization is low, the utility model provides an above-mentioned problem is solved to the ultrashort oblique projection arrangement in MR scanning chamber.
The utility model provides a technical scheme that its technical problem adopted is: an ultrashort-distance inclined projection device of an MR scanning room comprises projection equipment, a shielding shell and an adjusting support, wherein the adjusting support comprises a supporting seat and a rotating shaft fixed with the side face of the supporting seat; the shielding shell is provided with a wire inlet, a wire outlet, an adjusting opening and a light-transmitting surface, the wire inlet and the wire outlet are respectively connected with a wire inlet end lead and a wire outlet end lead of the projection equipment, the supporting seat is positioned in the shielding shell, the rotating shaft penetrates through the adjusting opening to be fixed with the adjusting knob, the adjusting knob is provided with a positioning hole, the circumference of the surface of the shielding shell is provided with a plurality of pin holes, a pin shaft penetrates through the positioning hole and the pin holes to fix the adjusting knob, and the supporting seat can rotate along with the rotating shaft in the shielding shell; the projection equipment is arranged on the top of the supporting seat.
Furthermore, shielding shell is made by nonmagnetic metal materials such as stainless steel, aluminum alloy, the regulation support and twist grip are made by the plastics material.
Furthermore, the top of supporting seat be equipped with the baffle and with baffle parallel arrangement's track, the track runs through the supporting seat is equipped with two at least fixing bolt in the track, baffle and fixing bolt are supported respectively and are established rear end and both sides of projection equipment.
Further, adjust the support and still include the fixing base, the fixing base is located the bottom of supporting seat, the fixing base is fixed with shielding shell, the fixing base with the supporting seat meets through the arc surface, the axis of rotation with the same axle center setting of arc surface.
Further, the supporting seat comprises a supporting platform, a columnar contact part is arranged at the bottom of the supporting platform, the arc surface is located on the bottom surface of the columnar contact part, the upper part of the arc surface is connected with the supporting platform through a vertical plane, and the axis of the columnar contact part is parallel to the rotating shaft; the fixing seat comprises base plates on two sides and arc-shaped track grooves located between the base plates, the columnar contact portions are arranged in the arc-shaped track grooves, and the base plates are clamped on two sides of the supporting platform.
Preferably, the projection device is a projector.
Preferably, a shaft sleeve is fixed on the rotating shaft at the position of the adjusting opening, flange plates are arranged at two ends of the shaft sleeve, and the two flange plates are respectively attached to the wall surface of the shielding shell.
The utility model has the advantages that:
(1) MR scanning room ultrashort apart from oblique projection arrangement, under the fixed circumstances of shielding shell, can follow the shielding shell outside and carry out the angle modulation to inside projection arrangement, can also carry out the debugging of projection effect when guaranteeing the gas tightness, use the device to place shielding shell in the wall, realize the wall and project the projection mode to the top surface, improve MR scanning room space utilization.
(2) MR scanning room ultrashort apart from oblique projection arrangement, adjust the support and be provided with the fixing base, convex track groove on the fixing base can be followed to the supporting seat and rotates, reduces the atress size of axis of rotation, rotates more in a flexible way.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a perspective view of an embodiment of an ultra-short oblique projection apparatus in an MR scanning room according to the present invention (a shielding case is not shown);
fig. 2 is a front view of an embodiment of the ultra-short oblique projection apparatus in an MR scanning room according to the present invention;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
FIG. 4 is a sectional view taken along line B-B of FIG. 2;
FIG. 5 is a cross-sectional view taken along line C-C of FIG. 2;
fig. 6 is an enlarged view of fig. 3 at a.
In the figure, 1, projection equipment, 2, a shielding shell, 4, a supporting seat, 5, a rotating shaft, 8, an adjusting opening, 9, a light-transmitting surface, 10, an adjusting knob, 11, a positioning hole, 12, a pin hole, 13, a pin shaft, 14, a baffle plate, 15, a fixing bolt, 16, a rail, 17, a fixing seat, 18, a columnar contact part, 19, a supporting platform, 20, an arc surface, 21, a seat plate, 22, an arc groove, 23, a shaft sleeve, 24 and a flange plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1-6, an ultra-short-distance oblique projection apparatus for an MR scanning room includes a projection device 1, a shielding shell 2, and an adjusting bracket, where the adjusting bracket includes a supporting base 4 and a rotating shaft 5 fixed to a side surface of the supporting base 4; the shielding shell 2 is provided with a wire inlet, a wire outlet, an adjusting opening 8 and a light-transmitting surface 9, and the light-transmitting surface 9 corresponds to the light outlet of the projection device 1 and is used for outputting light. The wire inlet and the wire outlet are respectively connected with a wire inlet end lead and a wire outlet end lead of the projection device 1, the supporting seat 4 is positioned inside the shielding shell 2, the rotating shaft 5 penetrates through the adjusting port 8 and is fixed with the adjusting knob 10, the adjusting knob 10 is a round knob sleeved at the end part of the rotating shaft 5, the adjusting knob 10 is attached to the shielding shell 2, the adjusting knob 10 is provided with a positioning hole 11, the surface circumference of the shielding shell 2 is provided with a plurality of pin holes 12, and the pin shaft 13 penetrates through the positioning hole 11 and the pin holes 12 to fix the adjusting knob 10, so that the adjusting support is fixed, the supporting seat 4 can rotate along with the rotating shaft 5 inside the shielding shell 2, namely a rotating space is reserved between the; the projection equipment 1 is arranged at the top of the supporting seat 4, so that the projection angle of the projection equipment 1 can be adjusted.
The shielding shell 2 is made of nonmagnetic metal materials such as stainless steel and aluminum alloy, wherein the transparent surface is made of glass, and the adjusting bracket and the rotating handle are made of plastic materials.
Embodiment 1, as shown in fig. 1 to fig. 3, an ultra-short oblique projection apparatus for an MR scanning room includes a projection device 1, a shielding housing 2, and an adjusting bracket, where the adjusting bracket includes a supporting base 4 and a rotating shaft 5 fixed to a side surface of the supporting base 4; the shielding shell 2 is provided with a wire inlet, a wire outlet (not shown in the figure), an adjusting port 8 and a light-transmitting surface 9, the wire inlet and the wire outlet are respectively connected with a wire inlet end lead and a wire outlet end lead of the projection device 1, the supporting seat 4 is positioned inside the shielding shell 2, the rotating shaft 5 penetrates through the adjusting port 8 and is fixed with the adjusting knob 10, the adjusting knob 10 is a circular knob sleeved at the end part of the rotating shaft 5, the adjusting knob 10 is attached to the shielding shell 2, the adjusting knob 10 is provided with a positioning hole 11, the surface circumference of the shielding shell 2 is provided with a plurality of pin holes 12, and a pin shaft 13 penetrates through the positioning hole 11 and the pin holes 12 to fix the adjusting knob 10, so that the adjusting support is fixed, the supporting seat 4 can rotate along with the rotating shaft 5 inside the shielding shell 2; the projection device 1 is placed on top of the support base 4. The top of supporting seat 4 is equipped with baffle 14 and the track 16 that sets up with baffle 14 parallel, and track 16 runs through supporting seat 4, is equipped with two fixing bolt 15 in the track 16, and baffle 14 and fixing bolt 15 are supported respectively and are established at the rear end and the both sides of projection equipment 1.
When the rear end of the projection device 1 is attached to the baffle 14, the fixing bolts 15 are abutted to two sides of the projection device 1 and screwed, and the phenomena of sliding and deflection can be prevented when the projection device 1 inclines. The fixing bolt 15 is provided with the rail 16, so that the application range of the adjusting bracket can be enlarged, and the stable fixing of the projection equipment 1 with different sizes can be realized.
Embodiment 2, supporting seat 4 is rotatory in order to drive projection equipment 1, need leave the rotation space with 2 bottoms of shield shell, consequently, supporting seat 4 only can rely on rotation axis 5 and shield shell 2 to be connected and obtain supporting, consequently, the shear stress that rotation axis 5 received is great, projection equipment 1 rocks easily, influence the projection effect, improve for this reason, on embodiment 1's basis, adjust the support and still include fixing base 17, fixing base 17 is located the bottom of supporting seat 4, fixing base 17 is fixed with shield shell 2, fixing base 17 meets through arc 20 with supporting seat 4, rotation axis 5 with 20 coaxial centers of arc set up. Because the adjusting bracket rotates around the rotating shaft 5, when the arc surface 20 and the rotating shaft 5 are coaxial, the supporting seat 4 can rotate along the arc surface 20, and the fixed seat 17 can support the supporting seat 4. The specific embodiment is that the supporting seat 4 comprises a supporting platform 19, a columnar contact part 18 is arranged at the bottom of the supporting platform 19, an arc surface 20 is positioned at the bottom surface of the columnar contact part 18, the upper part of the arc surface 20 is connected with the supporting platform 19 through a vertical plane, and the axis of the columnar contact part 18 is parallel to the rotating shaft 5; the fixed seat 17 comprises seat plates 21 on two sides and a circular arc-shaped track groove 22 positioned between the seat plates 21, the columnar contact part 18 is arranged in the circular arc-shaped track groove 22, and the seat plates 21 are clamped on two sides of the supporting platform 19. The vertical plane can avoid the collision between the supporting platform 19 and the circular arc track groove 22, and the seat plate 21 can avoid the lateral movement of the supporting seat 4.
Preferably, the projection device 1 is a projector.
In addition, the support seat 4 is prevented from moving laterally, a shaft sleeve 23 is fixed on the rotating shaft 5 at the position of the adjusting opening 8, flange plates 24 are arranged at two ends of the shaft sleeve 23, and the two flange plates 24 are respectively attached to the wall surface of the shielding shell 2. The axial movement of the rotatable shaft 5 is limited by the flange 24 and thus the lateral movement of the support 4 is limited.
MR scanning room ultrashort apart from oblique projection arrangement, operating method is simple, under the fixed circumstances of shielding casing 2, can carry out angle modulation to inside projection arrangement 1 from shielding casing 2 outside, can also carry out the debugging of projection effect when guaranteeing the gas tightness, use the device can place shielding casing 2 in the wall, realize the projection mode of wall projection to the top surface, improve MR scanning room space utilization.
In this specification, the schematic representations of the terms are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. An MR scanning room ultrashort distance oblique projection device is characterized in that: the projection device comprises projection equipment, a shielding shell and an adjusting bracket, wherein the adjusting bracket comprises a supporting seat and a rotating shaft fixed with the side surface of the supporting seat;
the shielding shell is provided with a wire inlet, a wire outlet, an adjusting opening and a light-transmitting surface, the wire inlet and the wire outlet are respectively connected with a wire inlet end lead and a wire outlet end lead of the projection equipment, the supporting seat is positioned in the shielding shell, the rotating shaft penetrates through the adjusting opening to be fixed with the adjusting knob, the adjusting knob is provided with a positioning hole, the circumference of the surface of the shielding shell is provided with a plurality of pin holes, a pin shaft penetrates through the positioning hole and the pin holes to fix the adjusting knob, and the supporting seat can rotate along with the rotating shaft in the shielding shell; the projection equipment is arranged on the top of the supporting seat.
2. The MR scanning room ultra-short oblique projection apparatus of claim 1, wherein: the shielding shell is made of stainless steel or aluminum alloy, and the adjusting bracket and the rotating handle are made of plastic materials.
3. The MR scanning room ultra-short oblique projection apparatus of claim 1, wherein: the top of supporting seat be equipped with the baffle and with baffle parallel arrangement's track, the track runs through the supporting seat is equipped with two at least fixing bolt in the track, baffle and fixing bolt are supported respectively and are established rear end and both sides of projection equipment.
4. The MR scanning room ultra-short oblique projection apparatus of claim 3, wherein: the adjusting support further comprises a fixed seat, the fixed seat is located at the bottom of the supporting seat, the fixed seat is fixed with the shielding shell, the fixed seat is connected with the supporting seat through an arc surface, and the rotating shaft is coaxially arranged with the arc surface.
5. The MR scanning room ultra-short-range oblique projection device of claim 4, wherein: the supporting seat comprises a supporting platform, a columnar contact part is arranged at the bottom of the supporting platform, the arc surface is positioned on the bottom surface of the columnar contact part, the upper part of the arc surface is connected with the supporting platform through a vertical plane, and the axis of the columnar contact part is parallel to the rotating shaft;
the fixing seat comprises base plates on two sides and arc-shaped track grooves located between the base plates, the columnar contact portions are arranged in the arc-shaped track grooves, and the base plates are clamped on two sides of the supporting platform.
6. The MR scanning room ultra-short oblique projection apparatus of claim 1, wherein: the projection device is a projector.
7. The MR scanning room ultra-short oblique projection apparatus of claim 1, wherein: and a shaft sleeve is fixed on the rotating shaft at the position of the adjusting port, flange plates are arranged at two ends of the shaft sleeve, and the two flange plates are respectively attached to the wall surface of the shielding shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822265374.2U CN209819162U (en) | 2018-12-31 | 2018-12-31 | Super short-distance oblique projection device of MR scanning room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822265374.2U CN209819162U (en) | 2018-12-31 | 2018-12-31 | Super short-distance oblique projection device of MR scanning room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209819162U true CN209819162U (en) | 2019-12-20 |
Family
ID=68870652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822265374.2U Expired - Fee Related CN209819162U (en) | 2018-12-31 | 2018-12-31 | Super short-distance oblique projection device of MR scanning room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209819162U (en) |
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2018
- 2018-12-31 CN CN201822265374.2U patent/CN209819162U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |