CN220320896U - X-ray flat panel detector - Google Patents

Abstract

The utility model belongs to the technical field of detectors, and provides an X-ray flat panel detector which comprises a base, a lifting mechanism, a first connecting arm, a second connecting arm, a mounting seat and a detector body, wherein the lifting mechanism is arranged on the base; the lifting mechanism is arranged on the upper surface of the base, the first connecting arm is rotationally connected with the lifting mechanism, and the second connecting arm is rotationally connected with the first connecting arm; the mounting seat comprises a hinge part, a connecting rod and a sphere, the hinge part is hinged with the second connecting arm, and the sphere is fixedly connected with the hinge part through the connecting rod; the back of the detector body is provided with a sphere mounting seat, and the sphere is movably mounted in the sphere mounting seat. By utilizing a series of linkages, such as a lifting mechanism, a first connecting arm, a second connecting arm, and a mounting base, the X-ray flat panel detector of the present utility model can be flexibly adjusted in a plurality of directions, including vertical height, horizontal angle, and longitudinal angle.

Description

X-ray flat panel detector

Technical Field

The utility model belongs to the technical field of detectors, and particularly relates to an X-ray flat panel detector.

Background

Digital radiography is a new technology of radiography developed in the 90 th century, and has become the dominant direction of digital radiography technology and is approved by clinical institutions and imaging specialists in all countries of the world by the remarkable advantages of higher imaging speed, more convenient operation, higher imaging resolution and the like. The core of the digital X-ray photography technology is a flat panel detector, which is a precise and expensive device, plays a decisive role in imaging quality, is familiar with the performance index of the detector, and is beneficial to improving the imaging quality and reducing the X-ray radiation dose.

The prior patent publication number CN215115975U discloses an X-ray flat panel detector, which comprises a base, an upright post, a lifting mechanism, a first panel, a second panel, a detector body and an X-ray emitter; the number of the upright posts is two and the upright posts are symmetrically arranged at the top of the base; the lifting mechanism is arranged in the upright post; the first panel and the second panel are respectively arranged on one sides of the two upright posts, which are close to each other in a sliding way, and are respectively connected with the two lifting mechanisms in a transmission way.

However, there are some limitations to this X-ray flat panel detector. It can only be adjusted vertically (up and down) and horizontally. In practice, patients with impaired mobility may be encountered, who may not stand in a position parallel to the detector. Furthermore, the detector is usually located integrally with the X-ray examination apparatus, so that there may be a certain inconvenience during use. For these reasons, we propose a new type of X-ray flat panel detector to provide greater flexibility and convenience.

Disclosure of Invention

The present utility model provides an X-ray flat panel detector, which aims to solve the problems set forth in the background art.

The utility model is realized in such a way that an X-ray flat panel detector comprises a base, a lifting mechanism, a first connecting arm, a second connecting arm, a mounting seat and a detector body; the lifting mechanism is arranged on the upper surface of the base, the first connecting arm is rotationally connected with the lifting mechanism, and the second connecting arm is rotationally connected with the first connecting arm; the mounting seat comprises a hinge part, a connecting rod and a sphere, the hinge part is hinged with the second connecting arm, and the sphere is fixedly connected with the hinge part through the connecting rod; the back of the detector body is provided with a sphere mounting seat, and the sphere is movably mounted in the sphere mounting seat.

Optionally, a locking universal wheel is arranged on the lower surface of the base.

Optionally, elevating system includes outer tube, interior sleeve pipe, double-screw bolt and actuating mechanism, the inside of outer tube is equipped with the mounting panel, the double-screw bolt with the mounting panel rotates to be connected, just the lower extreme of double-screw bolt passes the mounting panel, actuating mechanism stretches into in the outer tube and with the double-screw bolt is connected, is used for the drive the double-screw bolt rotates, interior sleeve pipe slidable mounting in the outer tube, just the double-screw bolt with interior wall threaded connection of interior sleeve pipe.

Optionally, the driving mechanism comprises a motor, a driving bevel gear, a driven bevel gear and a driving shaft; the motor is mounted on the upper surface of the base, the driving shaft is connected with the output end of the motor, the driving shaft stretches into the outer sleeve, the driving bevel gear is mounted on the driving shaft, the driven bevel gear is mounted at the lower end of the stud, and the driving bevel gear is meshed with the driven bevel gear.

Optionally, be equipped with first screw rod on the first linking arm, first screw rod pass first linking arm and with first linking arm rotates to be connected, the lower extreme of first screw rod stretches into interior sheathed tube upper wall and with interior sheathed tube upper wall threaded connection, be equipped with first nut on the first screw rod.

Optionally, the second linking arm through the pivot with first linking arm is connected, be equipped with locking mechanism on the first linking arm, locking mechanism with the pivot is connected, is used for right the pivot is locked.

Optionally, the locking mechanism includes gear, locking piece, connecting axle, fixed plate and spring, the gear with pivot fixed connection, be equipped with on the locking piece with the latch that the gear matches, the connecting axle with locking piece fixed connection, the fixed plate with first linking arm fixed connection, the connecting axle pass the fixed plate and with fixed plate sliding connection, the spring housing is located on the connecting axle, just the spring is for the locking piece provides and keeps away from the elasticity of fixed plate direction, the locking piece with gear engagement is connected.

Optionally, the mounting seat further comprises a second screw rod and a second nut, the hinge part is composed of two connecting lugs, the second screw rod penetrates through the two connecting lugs and the second connecting arm, the two connecting lugs are supported by elastic metal, and the second screw rod is in threaded connection with the connecting lugs located on the lower side.

The utility model has the advantages that,

the lifting mechanism can adjust the height of the first connecting arm, and the height adjustment of the detector body can be indirectly realized through the connection relation of the structure. By rotating the first connecting arm, the angle adjustment of the detector body in the horizontal direction can be realized. Simultaneously, the second connecting arm can realize the longitudinal angle adjustment to the detector body. In addition, the sphere mount pad of detector body can carry out the multi-angle and adjust relative spheroid. Compared with the prior art, the X-ray flat panel detector provided by the utility model can be flexibly adjusted in angle, position and direction. Compared with the prior art, the detector can provide greater adaptability and convenience in practical application, and particularly can effectively solve the problem of position adjustment of patients with inconvenient actions. In addition, because it can carry out the multi-angle and adjust for the detector can adapt to various circumstances that need carry out X ray inspection, has improved availability factor greatly.

By utilizing a series of linkages, such as a lifting mechanism, a first connecting arm, a second connecting arm, and a mounting base, the X-ray flat panel detector of the present utility model can be flexibly adjusted in a plurality of directions, including vertical height, horizontal angle, and longitudinal angle. This flexibility exceeds the limitation of the prior art that only vertical and horizontal adjustments can be made. For patients who are inconvenient to move or cannot stand at the parallel positions of the detectors, the multi-angle adjusting capability provided by the utility model can be better suitable for the needs of the patients, and more convenient examination experience is provided. Through the hinge part and the second screw-nut structure of design, can fix the detector body in required angle and position effectively fast, save adjustment and fixed time, improve operating efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an X-ray flat panel detector according to the present utility model;

FIG. 2 is a schematic perspective view of an X-ray flat panel detector without a detector body according to the present utility model;

FIG. 3 is a schematic side cross-sectional view of an X-ray flat panel detector according to the present utility model;

fig. 4 is a schematic perspective view of a locking mechanism of an X-ray flat panel detector according to the present utility model.

The reference numerals are as follows:

1-base, 11-locking universal wheel, 2-elevating mechanism, 21-outer tube, 211-mounting plate, 22-inner tube, 23-stud, 24-driving mechanism, 241-motor, 242-drive bevel gear, 243-driven bevel gear, 244-drive shaft, 3-first connecting arm, 31-first screw, 32-first nut, 4-second connecting arm, 41-spindle, 5-mount, 51-hinge, 52-connecting rod, 53-sphere, 54-second screw, 55-second nut, 6-probe body, 7-locking mechanism, 71-gear, 72-locking member, 73-connecting shaft, 74-fixed plate, 75-spring.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, are intended to be within the scope of the present application.

The terms "first" and "second" and the like in this application are used for distinguishing between different objects and not for describing a particular sequential order. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps, operations, components, or modules is not limited to the particular steps, operations, components, or modules listed but may optionally include additional steps, operations, components, or modules inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

As shown in fig. 1 to 4, an X-ray flat panel detector of an exemplary embodiment includes a base 1, a lifting mechanism 2, a first connection arm 3, a second connection arm 4, a mount 5, and a detector body 6. Wherein, the lifting mechanism 2 is set up on the upper surface of the base 1, and the first connecting arm 3 and the lifting mechanism 2 form a rotary connection. The second connecting arm 4 is in a rotary connection with the first connecting arm 3. The mount 5 is configured to include a hinge portion 51, a link 52, and a ball 53, wherein the hinge portion 51 is hinged with the second connecting arm 4, and the ball 53 is fixedly connected with the hinge portion 51 through the link 52. The back of the detector body 6 is provided with a sphere mount 61, wherein the sphere 53 is movably mounted in the sphere mount 61.

In particular, the lifting mechanism 2 can adjust the height of the first connecting arm 3, which can indirectly realize the height adjustment of the detector body 6 through the connection relation of the above structure. By rotating the first connecting arm 3, an angular adjustment of the detector body 6 in the horizontal direction can be achieved. At the same time, the second connecting arm 4 can realize longitudinal angle adjustment of the detector body 6. In addition, the sphere mount 61 of the probe body 6 can be adjusted at multiple angles with respect to the sphere 53.

Compared with the prior art, the X-ray flat panel detector provided by the utility model can be flexibly adjusted in angle, position and direction. Compared with the limitation of the CN215115975U described in the technical background, the detector of the utility model can provide greater adaptability and convenience in practical application, and particularly can effectively solve the problem of position adjustment of patients with inconvenient actions. In addition, because it can carry out the multi-angle and adjust for the detector can adapt to various circumstances that need carry out X ray inspection, has improved availability factor greatly.

Wherein the detector body 6 of the utility model is particularly a flat panel detector. To describe the flat panel detector more specifically, we take a specific model as an example, for example, the flat panel detector may be a Vareximaging4336W-C type flat panel detector. The use of this model flat panel detector provides superior image quality and greater operational flexibility than conventional detectors.

As an example, the lower surface of the base 1 is provided with locking gimbals 11. Specifically, the setting of the locking universal wheel 11 makes the device more flexible and convenient for moving the device.

As an example, the lifting mechanism 2 includes an outer sleeve 21, an inner sleeve 22, a stud 23 and a driving mechanism 24, wherein a mounting plate 211 is disposed in the outer sleeve 21, the stud 23 is rotatably connected with the mounting plate 211, the lower end of the stud 23 passes through the mounting plate 211, the driving mechanism 24 extends into the outer sleeve 21 and is connected with the stud 23 to drive the stud 23 to rotate, the inner sleeve 22 is slidably mounted in the outer sleeve 21, and the stud 23 is in threaded connection with the inner wall of the inner sleeve 22. Specifically, the driving mechanism 24 is started, the driving motor 24 drives the stud 23 to rotate, the rotation of the stud 23 drives the inner sleeve 22 to perform telescopic motion relative to the outer sleeve 21, and the telescopic motion of the inner sleeve 22 realizes the height adjustment of the first connecting arm 3; the cross sections of the outer sleeve 21 and the inner sleeve 22 are respectively rectangular, and the outer sleeve 21 and the inner sleeve 22 are in sliding fit, so that the stud 23 can be directly driven to move up and down by rotation of the stud 23, and the outer sleeve 21 plays a role in guiding the inner sleeve 22.

As an example, the drive mechanism 24 includes a motor 241, a drive bevel gear 242, a driven bevel gear 243, and a drive shaft 244; the motor 241 is mounted on the upper surface of the base 1, the driving shaft 244 is connected with the output end of the motor 241, the driving shaft 244 extends into the outer sleeve 21, the driving bevel gear 242 is mounted on the driving shaft 244, the driven bevel gear 243 is mounted on the lower end of the stud 23, and the driving bevel gear 242 is in meshed connection with the driven bevel gear 243. Specifically, the motor 241 is started, the output end of the motor 241 drives the driving shaft 244 to rotate, the driving gear 242 is driven to rotate by the rotation of the driving shaft 244, the driven bevel gear 243 is driven to rotate by the rotation of the driving bevel gear 242, the stud 23 is driven to rotate by the driven bevel gear 243, and then the stud 23 is driven. The method for controlling the start and stop of the motor 241 and the rotation direction of the output end is known to those skilled in the art, and will not be described in detail herein.

As an example, the first connecting arm 3 is provided with a first screw rod 31, the first screw rod 31 passes through the first connecting arm 3 and is rotatably connected with the first connecting arm 3, the lower end of the first screw rod 31 extends into the upper wall of the inner sleeve 22 and is in threaded connection with the upper wall of the inner sleeve 22, and the first screw rod 31 is provided with a first nut 32. Specifically, the first connecting arm 3 is shifted, the first connecting arm 3 rotates in the horizontal direction relative to the lifting mechanism 2, after a proper position is rotated, the first nut 32 is made to be in close contact with the first connecting arm 3, and locking of the first connecting arm 3 relative to the lifting mechanism 2 is achieved by means of friction between the nut 32 and the first connecting arm 3.

As an example, the second connecting arm 4 is connected to the first connecting arm 3 through a rotating shaft 41, and the first connecting arm 3 is provided with a locking mechanism 7, where the locking mechanism 7 is connected to the rotating shaft 41 and is used for locking the rotating shaft 41. Specifically, the locking mechanism 7 locks the rotating shaft 41, so that the second connecting arm 4 can be locked relative to the first connecting arm 3. Referring to fig. 1 to 4, the rotation of the second connecting arm 4 relative to the rotating shaft 41 realizes the adjustment of the longitudinal angle of the second connecting arm 4 relative to the first connecting arm 3.

As an example, the locking mechanism 7 includes a gear 71, a locking member 72, a connecting shaft 73, a fixing plate 74 and a spring 75, the gear 71 is fixedly connected with the rotating shaft 41, a latch matched with the gear 71 is provided on the locking member 72, the connecting shaft 73 is fixedly connected with the locking member 72, the fixing plate 74 is fixedly connected with the first connecting arm 3, the connecting shaft 73 passes through the fixing plate 74 and is slidably connected with the fixing plate 74, the spring 75 is sleeved on the connecting shaft 73, and the spring 75 provides an elastic force far away from the direction of the fixing plate 74 for the locking member 72, and the locking member 72 is in meshed connection with the gear 71. Specifically, in the normal state, the spring 75 is in an extended state, the locking member 72 is meshed with the gear 71, at this time, the gear 71 cannot rotate, then the rotating shaft 41 cannot rotate, at this time, the second connecting arm 4 is in a fixed state relative to the first connecting arm 3, when the angle of the second connecting arm 4 needs to be adjusted, the connecting shaft 73 is pulled, the connecting shaft 73 drives the locking member 72 to move, the spring 75 is compressed, at this time, the locking member 72 is separated from the gear 71, then the second connecting ratio 4 can be rotated, after rotating at a proper position, the connecting shaft 73 is released, under the action of spring restoring force, the locking member 72 is meshed with the gear 71 again, and at this time, the locking and fixing of the second connecting arm 4 are completed.

As an example, the mounting 5 further comprises a second screw 54 and a second nut 55, the hinge 51 being constituted by two connecting lugs through which the second screw 54 passes and the second connecting arm 4. The two connecting lugs are made of a resilient metal, such as stainless steel. This material has both good elasticity and excellent durability and corrosion resistance, which make this embodiment good in operation and durability in various environments. The second screw 54 is screwed with the connecting lug located at the lower side.

During operation, by angular adjustment of the second connecting arm 4, angular adjustment of the mount 5 in the horizontal direction can be achieved. After being adjusted to a suitable angle, the second nut 55 is turned, and the second screw 54 is screwed with the lower connecting lug, so that the second screw 54 can drive the two connecting lugs to approach each other until the two connecting lugs form a clamp for the second connecting arm 4. At this time, the friction between the two connection lugs and the second connection arm 4 will fix the position of the mount 5 with respect to the second connection arm 4.

The exemplary embodiments of the present application may be combined with each other, and exemplary embodiments obtained by combining also fall within the scope of the present application.

The present application has been described with particular application to the principles and embodiments thereof, the description of the above examples being only for aiding in the understanding of the method of the present application and its core ideas; meanwhile, those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present application, and the present description should not be construed as limiting the present application in view of the above.

Claims (8)

1. An X-ray flat panel detector is characterized by comprising a base (1), a lifting mechanism (2), a first connecting arm (3), a second connecting arm (4), a mounting seat (5) and a detector body (6); the lifting mechanism (2) is arranged on the upper surface of the base (1), the first connecting arm (3) is rotationally connected with the lifting mechanism (2), and the second connecting arm (4) is rotationally connected with the first connecting arm (3); the mounting seat (5) comprises a hinge part (51), a connecting rod (52) and a sphere (53), the hinge part (51) is hinged with the second connecting arm (4), and the sphere (53) is fixedly connected with the hinge part (51) through the connecting rod (52); the back of the detector body (6) is provided with a sphere mounting seat (61), and the sphere (53) is movably mounted in the sphere mounting seat (61).

2. X-ray flat panel detector according to claim 1, characterized in that the lower surface of the base (1) is provided with locking universal wheels (11).

3. The X-ray flat panel detector according to claim 1, wherein the lifting mechanism (2) comprises an outer sleeve (21), an inner sleeve (22), a stud (23) and a driving mechanism (24), wherein a mounting plate (211) is arranged in the outer sleeve (21), the stud (23) is rotationally connected with the mounting plate (211), the lower end of the stud (23) passes through the mounting plate (211), the driving mechanism (24) stretches into the outer sleeve (21) and is connected with the stud (23) for driving the stud (23) to rotate, the inner sleeve (22) is slidably mounted in the outer sleeve (21), and the stud (23) is in threaded connection with the inner wall of the inner sleeve (22).

4. An X-ray flat panel detector according to claim 3, characterized in that the drive mechanism (24) comprises a motor (241), a drive bevel gear (242), a driven bevel gear (243) and a drive shaft (244); the motor (241) is installed in the upper surface of base (1), drive shaft (244) with the output of motor (241) is connected, drive shaft (244) stretches into the inside of outer tube (21), initiative taper gear (242) install in on drive shaft (244), driven taper gear (243) install in the lower extreme of double-screw bolt (23), initiative taper gear (242) with driven taper gear (243) meshing is connected.

5. An X-ray flat panel detector according to claim 3, wherein a first screw rod (31) is arranged on the first connecting arm (3), the first screw rod (31) penetrates through the first connecting arm (3) and is rotationally connected with the first connecting arm (3), the lower end of the first screw rod (31) stretches into the upper wall of the inner sleeve (22) and is in threaded connection with the upper wall of the inner sleeve (22), and a first screw cap (32) is arranged on the first screw rod (31).

6. The X-ray flat panel detector according to claim 1, wherein the second connecting arm (4) is connected with the first connecting arm (3) through a rotating shaft (41), a locking mechanism (7) is arranged on the first connecting arm (3), and the locking mechanism (7) is connected with the rotating shaft (41) and is used for locking the rotating shaft (41).

7. The X-ray flat panel detector according to claim 6, wherein the locking mechanism (7) comprises a gear (71), a locking piece (72), a connecting shaft (73), a fixing plate (74) and a spring (75), the gear (71) is fixedly connected with the rotating shaft (41), a latch matched with the gear (71) is arranged on the locking piece (72), the connecting shaft (73) is fixedly connected with the locking piece (72), the fixing plate (74) is fixedly connected with the first connecting arm (3), the connecting shaft (73) penetrates through the fixing plate (74) and is in sliding connection with the fixing plate (74), the spring (75) is sleeved on the connecting shaft (73), the spring (75) provides elastic force for the locking piece (72) in a direction away from the fixing plate (74), and the locking piece (72) is in meshed connection with the gear (71).

8. The X-ray flat panel detector according to claim 1, wherein the mount (5) further comprises a second screw (54) and a second nut (55), the hinge (51) is composed of two connection lugs, the second screw (54) passes through the two connection lugs and the second connection arm (4), the two connection lugs are supported by elastic metal, and the second screw (54) is screwed with the connection lugs located at the lower side.