CN211188830U

CN211188830U - Fixed laser positioning instrument

Info

Publication number: CN211188830U
Application number: CN201921407664.4U
Authority: CN
Inventors: 王东; 辛国治; 宋迎新; 王军; 徐向东; 姚海涛
Original assignee: Shinva Medical Instrument Co Ltd
Current assignee: Shinva Medical Instrument Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-08-07
Anticipated expiration: 2029-08-27

Abstract

The utility model provides a fixed laser positioning instrument relates to medical instrument technical field. Including three sub laser positioning appearance, it is three sub laser positioning appearance is the double-barrelled laser positioning appearance and the straight preceding single tube laser positioning appearance of machine at the computer lab both sides respectively, and three sub laser positioning appearance includes dustcoat subassembly, wall installation component, base subassembly and fluorescent tube adjusting part respectively, and fluorescent tube adjusting part installs on base subassembly, and base subassembly links to each other with the dustcoat subassembly, and wall installation component passes through the mounting to be fixed on the wall body, and base subassembly rotates with wall installation component to be connected, is equipped with miniature supply socket on the base subassembly. This application need not to demolish dustcoat alright adjust the laser line, improves positioning accuracy and location scope, makes laser positioning appearance's regulation, operation more in the aspect of, the more accurate beneficial effect of precision.

Description

Fixed laser positioning instrument

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to fixed laser positioning appearance.

Background

The laser positioning instrument is an effective and indispensable radiotherapy positioning tool for ensuring the repeatability of the radiotherapy body position and improving the precision of radiotherapy.

The fixed laser positioning instrument has the functions of assisting treatment positioning through external marking in tumor radiotherapy, and enables a tumor treatment center of a patient to coincide with an isocenter of an accelerator by utilizing the principle that the intersection point of a three-dimensional laser beam coincides with the isocenter, so that accurate treatment is realized.

Most of laser positioning instruments in the prior art have complex laser adjustment and easy displacement, and the shell needs to be detached for laser calibration; most of equipment adopts fixed structure, can't satisfy the actual demand of all kinds of different computer rooms, even some adoption rotatable mode also is that the structure is complicated difficult for adjusting. Therefore, there is an urgent need to develop a laser positioning device which is stable in operation, reliable in connection, convenient for various machine rooms to use and capable of accurately positioning laser lines.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a fixed laser positioning appearance to reach and not demolish the dustcoat and adjust the laser line, improve positioning accuracy and positioning range, make laser positioning appearance's regulation, operation in more respects, the more accurate beneficial effect of precision.

The utility model provides a fixed laser positioning appearance, including three sub laser positioning appearance, it is three sub laser positioning appearance is the single tube laser positioning appearance of installing in the double-barrelled laser positioning appearance and the machine dead ahead respectively, and three sub laser positioning appearance includes dustcoat subassembly, wall installation component, base subassembly and fluorescent tube adjusting part respectively, and fluorescent tube adjusting part installs on base subassembly, and base subassembly links to each other with the dustcoat subassembly, and the wall installation component passes through the mounting to be fixed on the wall body, and base subassembly rotates with the wall installation component to be connected.

Further, the upper end cover of the base component is provided with an arc-shaped clamping groove, the spring pressing plate is clamped in the arc-shaped clamping groove, the spring pressing plate is connected with the arc-shaped clamping groove in a sliding mode, and the base component is provided with a miniature power socket.

Furthermore, the lamp tube adjusting assembly is provided with a spherical screw, the base assembly is provided with a guide post and a spring, the spherical screw is in threaded connection with the guide post, the lamp tube bottom plate is pressed on the spring, the outer cover assembly is provided with a laser fine adjustment hole, and the laser fine adjustment hole and a hole groove of the spherical screw are in the same straight line.

Furthermore, the laser tube on the lamp tube adjusting assembly is installed on the lamp holder, a mounting hole is formed in the lamp holder, a soft rubber pad is arranged in the mounting hole, a screw is arranged in the mounting hole, and the contact strength of the soft rubber pad and the laser tube can be adjusted by screwing the set screw.

Furthermore, two laser tubes are arranged on the lamp tube adjusting assembly of the double-tube laser positioning instrument to form a cross laser line, and a laser tube is arranged on the lamp tube adjusting assembly of the single-tube laser positioning instrument to form a linear laser line.

Furthermore, the lamp tube bottom plate is provided with a special-shaped groove and a threaded hole, and the lamp holder is flexibly connected to the lamp tube bottom plate through a screw.

Furthermore, an elongated slot is processed on a wall mounting seat in the wall mounting assembly, the mounting seat is fixed on a wall body through a fixing part, and the spring pressing plate is mounted on the wall mounting seat through a spring.

Furthermore, the outer cover assembly is provided with a laser window, the laser window is respectively vertical and horizontal and vertical, and the laser window is pasted with a filter plate.

Furthermore, the upper end cover of the outer cover assembly is provided with a special-shaped clamping groove, the locking block and the locking knob are arranged on the lower end cover of the outer cover assembly, the upper end of the base assembly is provided with a spring piece, the lower end of the base assembly is provided with a cylindrical clamping pin, and the spring piece is embedded into the special-shaped clamping groove.

Furthermore, be equipped with the arc wall on the latch segment, be equipped with regulating spring in the arc wall, rotate the locking knob and make the cylinder bayonet lock fall into the arc wall of latch segment, the base subassembly passes through the cylinder bayonet lock with the dustcoat subassembly and links to each other with the latch segment joint.

The beneficial effects of the utility model reside in that:

the utility model provides a fixed laser positioning appearance, scientific and reasonable, simple structure connect reliably. The translation and rotation mechanism is added, the positioning precision and the positioning range are improved, the adjustment and the operation of the laser positioning instrument are more convenient, and the precision is more accurate. The laser can be quickly and accurately debugged, and the problems of high debugging difficulty and inaccurate positioning are solved; the function of adjusting without dismantling the outer cover can be realized. The adjusting mechanism adopts a slide block design, and the left and right translation, the up and down translation of the laser line can be realized through the adjusting screw; the horizontal plane and the vertical plane are adjusted in an inclined mode through a spherical screw spring adjusting mechanism, and the mechanism adopts a three-point adjusting mode, so that the problems of high debugging difficulty and inaccurate positioning are solved; the outer cover component is provided with a laser fine-tuning station, so that the function of adjusting without dismounting the outer cover can be realized; the wall mounting mechanism can carry out rotation adjustment on the laser positioning instrument, so that the mounting requirements of different machine rooms at different angles are met; choose laser window filter for use, the filter of adoption not only has the filtering action to the wave band that does not need that comes from laser, can also play dustproof effect.

Furthermore, the utility model relates to a principle is reliable, and simple structure has very extensive application prospect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a fixed laser positioning apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic side view of a fixed laser positioning apparatus according to an embodiment of the present invention.

Fig. 3 is a schematic front view of a fixed laser positioning apparatus dismantling housing assembly according to an embodiment of the present invention.

Fig. 4 is a schematic top view of a fixed laser positioning apparatus according to an embodiment of the present invention.

Fig. 5 is a front view of the wall mount assembly according to an embodiment of the present invention.

Fig. 6 is a side sectional structural schematic view of a base assembly in an embodiment of the invention.

Fig. 7 is a schematic structural diagram of a cover assembly according to an embodiment of the present invention.

In the figure, 1, a double-tube laser positioning instrument, 2, a single-tube laser positioning instrument, 3, an outer cover assembly, 4, a laser window, 5, a laser fine adjustment hole, 6, a wall installation assembly, 7, a base assembly, 8, a lamp tube adjusting assembly, 9, a lamp holder, 10, a laser tube, 11, a soft rubber pad, 12, a set screw, 13, a spring, 14, a spherical screw, 15, an adjusting screw, 16, a miniature power socket, 17, a lamp tube bottom plate, 18, a spring pressing plate, 19, an arc clamping groove, 20, a wall installation seat, 21, a lower pressing plate, 22, a spring piece, 23, a base, 24, a cylindrical clamping pin, 25, a filter piece, 26, a locking block, 27, a locking knob, 28, an adjusting spring, 29 and a special-shaped clamping groove.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

The following explains key terms appearing in the present invention.

The utility model provides a fixed laser positioning appearance, including three sub laser positioning appearance.

Fig. 1 is a schematic structural diagram of a positioning laser positioning apparatus according to an embodiment of the present invention. As shown in fig. 1, the three sub laser positioning instruments are respectively a double-tube laser positioning instrument 1 arranged at two sides of a machine room and a single-tube laser positioning instrument 2 arranged right in front of the machine.

Fig. 2 is a schematic side view of a fixed laser positioning apparatus according to an embodiment of the present invention. Fig. 4 is a schematic top view of a fixed laser positioning apparatus according to an embodiment of the present invention. Fig. 6 is a side sectional structural schematic view of a base assembly in an embodiment of the invention. Fig. 7 is a schematic structural diagram of a cover assembly according to an embodiment of the present invention. As shown in fig. 1, fig. 2, fig. 4, fig. 6 and fig. 7, in the embodiments of this market, two laser tubes are arranged on the lamp tube adjusting assembly 8 of the double-tube laser positioning instrument 1 to form a cross laser line, and one laser tube is arranged on the lamp tube adjusting assembly 8 of the single-tube laser positioning instrument 2 to form a linear laser line.

The three sub-laser positioning instruments respectively comprise an outer cover component 3, a wall mounting component 6, a base component 7 and a lamp tube adjusting component 8, the lamp tube adjusting component 8 is mounted on the base component 7, the base component 7 is connected with the outer cover component 3, the wall mounting component 6 is fixed on a wall body through a fixing piece, and the base component 7 is rotatably connected with the wall mounting component 6.

Wall installation component 6 passes through the inflation screw fixation on the wall body, and there is spring clamp 18 wall installation component 6 upper end, and the upper end cover processing of base subassembly 7 has arc draw-in groove 19, and arc draw-in groove 19 clamps at spring clamp 18, makes it and wall installation component 6 assembly together, and two assembly faces are the cambered surface, can make base subassembly 7 accomplish the rotation of certain angle on wall installation component 6.

The micro power socket 16 is installed on the base component 7 and can be connected with an external laser lamp adapter to realize the laser on-off of the laser tube 10.

Fig. 3 is a schematic front view of a fixed laser positioning apparatus dismantling housing assembly according to an embodiment of the present invention. As shown in fig. 2 and 3, the lamp tube adjusting assembly 8 is provided with a spherical screw 14, the base assembly 7 is provided with a guide post and a spring 13, the spherical screw 14 is connected to the guide post through a thread, so that the lamp tube bottom plate 17 is pressed on the spring 13 to form a spherical screw spring adjusting mechanism, the mechanism adopts a three-point adjusting mode, the horizontal plane and the vertical plane are adjusted in an inclined mode through adjusting the spherical screw 14, and the problems of high debugging difficulty and inaccurate positioning are solved.

Laser pipe 10 on fluorescent tube adjusting part 8 is installed on lamp stand 9, and lamp stand 9 leaves the hole site and settles soft cushion 11, revolves the contact dynamics that sets screw 12 adjusted soft cushion 11 and laser pipe 10 soon, and the rotatory laser pipe of back accessible realizes that the laser pipe is in the same direction as, anticlockwise rotation adjustment.

The lamp tube bottom plate 17 is provided with a special-shaped groove and a threaded hole, the lamp holder 9 is flexibly connected to the lamp tube bottom plate 17 through screws to form a sliding block mechanism, and the translation of the laser line in the left and right directions and the up and down directions is realized through the adjusting screws 15.

Fig. 5 is a front view of the wall mount assembly according to an embodiment of the present invention. As shown in fig. 2, 4-6, the wall mount 20 of the wall mount assembly 6 is formed with a long slot and fixed to the wall by an expansion screw. Spring plate 18 is installed on wall mount 20 by the spring, realizes the slope of certain angle, and processing has the draw-in groove on the spring plate 18, and the upper end cover processing of base subassembly 7 has arc draw-in groove 19, and arc draw-in groove 19 clamps on spring plate 18's draw-in groove, makes base subassembly 7 and wall mount subassembly 6 assemble together, and wall mount 20 is the arcwall face part with base 23 to make base subassembly 7 accomplish the rotation of certain angle on wall mount subassembly 6.

The lower pressing plate 21 is installed in a lower end processing groove of the wall mounting base 20 and is installed in cooperation with a lower end cover of the base assembly 7, and the lower pressing plate plays a role in supporting and fixing the base assembly 7.

As shown in fig. 1, 2, 6 and 7, the housing component 3 is provided with a laser window 4, the laser windows 4 are respectively one in the vertical direction, the horizontal direction and the vertical direction according to the difference of the sub laser positioning instruments, and the filter 25 is attached to the laser window 4. The upper end cover of the outer cover component 3 is processed with a special-shaped clamping groove 29, and the locking block 26 and the locking knob 27 are arranged on the lower end cover in a matching way, so that synchronous rotation can be completed. The upper end of the base assembly 7 is fitted with a spring leaf 22 and the lower end is fitted with a cylindrical bayonet 24.

Filter 25 chooses for use laser window filter, and the filter of adoption not only has the filtering action to the unnecessary wave band that comes from laser, can also play dustproof effect.

The base assembly 7 and the housing assembly 3 are assembled, the spring piece 22 is embedded into the special-shaped clamping groove 29, the locking knob 27 is rotated to enable the cylindrical clamping pin 24 to fall into the arc-shaped groove of the locking block 26, locking assembly of the base assembly 7 and the housing assembly 3 is achieved, the locking block 26 and the locking knob 27 form a micro-motion mechanism in the spring direction through the adjusting spring 28, and the cylindrical clamping pin 24 is enabled to be locked more smoothly.

As shown in fig. 1 and 3, the housing component 3 is provided with a laser fine adjustment hole 5, the laser fine adjustment hole 5 is exactly aligned with the inner hexagonal hole groove of the spherical screw 14 in one direction, and can go deep into the laser positioning instrument through an inner hexagonal wrench, and the horizontal plane and the vertical plane can be adjusted by adjusting the spherical screw 14, so that the function of adjusting without removing the housing is achieved.

Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A fixed laser positioning instrument is characterized in that: including three sub laser positioning appearance, it is three sub laser positioning appearance is double-barrelled laser positioning appearance (1) and the straight preceding single tube laser positioning appearance (2) of machine room both sides installed respectively, and three sub laser positioning appearance includes dustcoat subassembly (3) respectively, wall installation subassembly (6), base subassembly (7) and fluorescent tube adjusting part (8), and fluorescent tube adjusting part (8) are installed on base subassembly (7), and base subassembly (7) link to each other with dustcoat subassembly (3), and wall installation subassembly (6) are fixed on the wall body through the mounting, and base subassembly (7) rotate with wall installation subassembly (6) and are connected.

2. The stationary laser positioning apparatus according to claim 1, wherein: the upper end cover of base subassembly (7) is equipped with arc draw-in groove (19), and spring clamp plate (18) joint is in arc draw-in groove (19), and spring clamp plate (18) and arc draw-in groove (19) sliding connection are equipped with miniature supply socket (16) on base subassembly (7).

3. The stationary laser positioning apparatus according to claim 1, wherein: the lamp tube adjusting assembly (8) is provided with a spherical screw (14), the base assembly (7) is provided with a guide post and a spring (13), the spherical screw (14) is in threaded connection with the guide post, the lamp tube bottom plate (17) is pressed on the spring (13), the outer cover assembly (3) is provided with a laser fine adjustment hole (5), and the laser fine adjustment hole (5) and a hole groove of the spherical screw (14) are in the same straight line.

4. The stationary laser positioning apparatus according to claim 1, wherein: laser tube (10) on fluorescent tube adjusting part (8) are installed on lamp stand (9), are equipped with the mounting hole on lamp stand (9), are equipped with soft cushion (11) in the mounting hole, are equipped with screw (12) in the mounting hole, revolve the contact dynamics of screwing up adjustable soft cushion (11) of holding screw (12) and laser tube (10).

5. The stationary laser positioning apparatus according to claim 1, wherein: two laser tubes are arranged on the lamp tube adjusting component (8) of the double-tube laser positioning instrument (1) to form a cross laser line, and a laser tube is arranged on the lamp tube adjusting component (8) of the single-tube laser positioning instrument (2) to form a linear laser line.

6. The stationary laser positioning apparatus according to claim 3, wherein: the lamp tube bottom plate (17) is provided with a special-shaped groove and a threaded hole, and the lamp holder (9) is flexibly connected to the lamp tube bottom plate (17) through a screw.

7. The stationary laser positioning apparatus according to claim 1, wherein: an elongated slot is processed on a wall mounting seat (20) in the wall mounting assembly (6), the mounting seat (20) is fixed on a wall body through a fixing piece, and a spring pressing plate (18) is mounted on the wall mounting seat (20) through a spring.

8. The stationary laser positioning apparatus according to claim 1, wherein: be equipped with laser window (4) on dustcoat subassembly (3), laser window (4) are vertical, each one of horizontal direction and vertical direction one respectively, and laser window (4) are last to be pasted filter plate (25).

9. The stationary laser positioning apparatus according to claim 1, wherein: the upper end cover of dustcoat subassembly (3) is processed there is special-shaped draw-in groove (29), and install on the lower extreme cover of dustcoat subassembly locking piece (26) and locking knob (27), and spring leaf (22) are installed to the upper end of base subassembly (7), and cylindrical bayonet lock (24) are installed to the lower extreme of base subassembly (7), and spring leaf (22) inlay and adorn in special-shaped draw-in groove (29).

10. The stationary laser positioning apparatus according to claim 9, wherein: be equipped with the arc wall on latch segment (26), be equipped with adjusting spring (28) in the arc wall, rotate locking knob (27) and make cylindrical bayonet lock (24) fall into the arc wall of latch segment (26), base subassembly (7) link to each other with latch segment (26) joint through cylindrical bayonet lock (24) with dustcoat subassembly (3).