CN212729843U - Automatic mammary gland scanning equipment - Google Patents

Abstract

The utility model discloses an automatic mammary gland scanning device, which comprises a scanning machine and a scanning bed, wherein the scanning machine comprises a first base, a portal frame, a mechanical arm and an ultrasonic probe, the portal frame is arranged on the first base, the mechanical arm is arranged on the portal frame in a hoisting state, and the ultrasonic probe is positioned at the free end of the mechanical arm; the scanning bed is movably arranged on the first base and is positioned below the mechanical arm. The utility model discloses be favorable to improving the accuracy of acquireing the supersound and scanning the result.

Description

Automatic mammary gland scanning equipment

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to automatic equipment of looking into of sweeping of mammary gland.

Background

Mammary gland diseases are common gynecological diseases and seriously threaten the health and even the life of women all over the world. With the development of science and technology, the diagnosis technology and treatment method of breast diseases are greatly improved. The common main points are molybdenum target soft X-ray examination, ultrasonic imaging examination, near infrared scanning examination, CT examination and the like.

The existing automatic breast scanning equipment generally comprises a scanning machine and a scanning bed which are independently arranged, when in use, the scanning machine needs to be manually moved to the vicinity of the scanning bed or the scanning bed needs to be moved to the vicinity of the scanning machine, and then the human breast is manually scanned by manually holding an ultrasonic probe. However, because of the uncertainty of the scanning action of the user during manual scanning, the scanning angle and stress between the ultrasound probe and the breast are changed to increase the error of the ultrasound probe, which is not favorable for accurate scanning diagnosis.

SUMMERY OF THE UTILITY MODEL

A main object of the utility model is to provide an automatic equipment of looking into of mammary gland aims at solving and leads to the great technical problem of data error because of adopting manual operation in the current breast ultrasonic scanning.

In order to solve the technical problem, the utility model provides an automatic scanning device for mammary gland, which comprises a scanning machine and a scanning bed, wherein the scanning machine comprises a first base, a portal frame, a mechanical arm and an ultrasonic probe, the portal frame is arranged on the first base, the mechanical arm is arranged on the portal frame in a hoisting state, and the ultrasonic probe is arranged at the free end of the mechanical arm; the scanning bed is movably arranged on the first base and is positioned below the mechanical arm.

Preferably, the scanning machine further comprises three structured light assemblies respectively arranged on the top and two side surfaces of the inner wall of the gantry and used for acquiring three-dimensional images.

Preferably, the scanning bed comprises a second base, a plurality of rollers and a folding bed body, the rollers are located at the bottom of the second base, one end of the folding bed body is rotatably connected with the second base and can rotate around the horizontal direction, and the other end of the folding bed body is detachably arranged on the first base.

Preferably, the folding bed body comprises a first bed body and a second bed body, one end of the first bed body is hinged to one end of the second bed body, and the first bed body is rotatably connected with the second base.

Preferably, the second base includes bottom plate and two relative settings mounting panel on the bottom plate, the first bed body is located two between the mounting panel, just the side of the first bed body through the pivot respectively with two the mounting panel rotates to be connected, the gyro wheel is located the bottom of bottom plate.

Preferably, the scanning bed further comprises a positioning pin movably arranged on the mounting plate, a positioning hole matched with the positioning pin is formed in the first bed body, and the positioning pin can be inserted into the positioning hole along the axial direction of the rotating shaft when the first bed body is in a horizontal state.

Preferably, the folding bed body is connected with the first base through a sliding assembly, and the sliding assembly comprises a sliding block arranged on the first bed body/the second bed body and a sliding rail arranged on the first base and connected with the sliding block in a sliding manner.

Preferably, the scanning bed further comprises a brake device arranged on the folding bed body, wherein the brake device comprises a handle hinged with the first bed body, a fixed rack arranged on the sliding rail, a movable rack slidably arranged on the sliding block and meshed with the fixed rack, a return spring respectively connected with the sliding block and the movable rack, and a brake cable respectively connected with the handle and the movable rack.

Preferably, the scanning bed is fixed on the first base through a connecting structure, and the connecting structure comprises a first connecting seat arranged on the folding bed body, a second connecting seat arranged on the first base and capable of being in butt joint with the first connecting seat, and a fixing piece for fixing the first connecting seat and the second connecting seat.

Preferably, two connection structure is carried on the back mutually or arranges in opposite directions, be provided with the bayonet socket on the second connecting seat, the mounting sets up including rotating the bull stick on the first connecting seat and being located fixture block on the bull stick, be equipped with the screw thread section on the bull stick, the fixture block include with screw thread section screw thread fit's removal portion with can with bayonet socket card holds complex card and holds the portion of holding, on the first connecting seat respectively with the spacing portion that the laminating of the relative both sides of fixture block was arranged.

The embodiment of the utility model provides an automatic equipment of looking into of mammary gland is through setting up ultrasonic probe on the arm to scanning the machine and scanning the integration setting of looking into the bed, thereby being convenient for the patient lies flat and scanning the bed back, utilizes arm drive ultrasonic probe to carry out automatic scanning to human breast, thereby is favorable to improving the accuracy of acquireing the supersound and scanning the result. Meanwhile, the automatic scanning mode is adopted, so that the automation and standardization of ultrasonic scanning are facilitated, and the efficiency of the ultrasonic scanning is greatly improved.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the automatic breast scanning apparatus of the present invention;

FIG. 2 is a schematic diagram of the scanner shown in FIG. 1;

FIG. 3 is a schematic diagram of a portion of the scanner shown in FIG. 2;

FIG. 4 is a schematic structural view of the scanning bed shown in FIG. 1 in an unfolded state;

FIG. 5 is a schematic structural view of the scanning bed shown in FIG. 1 in a folded state;

FIG. 6 is a schematic view of a portion of the scanning bed shown in FIG. 1;

FIG. 7 is a schematic structural view of the slide assembly and attachment structure shown in FIG. 6;

FIG. 8 is a schematic view of the slide assembly and a portion of the brake mechanism shown in FIG. 7;

FIG. 9 is a schematic structural view of the connection structure shown in FIG. 4;

FIG. 10 is a schematic structural view of the first connecting socket shown in FIG. 9;

FIG. 11 is a schematic structural view of the fixing member shown in FIG. 9;

fig. 12 is a schematic structural view of the second connecting socket shown in fig. 9.

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 and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

The utility model provides an automatic mammary gland scanning equipment, as shown in figure 1, the automatic mammary gland scanning equipment comprises a scanning machine 100, a scanning bed 200 and a connecting structure 300, the scanning machine 100 comprises a first base 110, a portal frame 120, a mechanical arm 130 and an ultrasonic probe 140, the portal frame 120 is arranged on the first base 110, the mechanical arm 130 is arranged on the portal frame 120 in a hoisting state, and the ultrasonic probe 140 is positioned at the free end of the mechanical arm 130; the scanning bed 200 is movably disposed on the first base 110 and below the robot arm 130.

In this embodiment, as shown in fig. 2, the first base 110 and the gantry 120 enclose and form a shape of a Chinese character 'hui', on one hand, the first base 110 and the gantry 120 are stably supported, and on the other hand, the scanning bed 200 can be supported, so that the scanning bed 200 is simple in design, detachable and convenient to transport. Meanwhile, in order to facilitate the movement of the scanning machine 100, a plurality of universal wheels and correspondingly arranged foot cups may be further disposed at the bottom of the first base 110. The number of the robot arms 130 is preferably two, but may be one, wherein the two robot arms 130 are both disposed on the gantry 120 in a hoisting state, and the robot arms 130 are preferably multi-axis, so as to conveniently change different scanning angles. Of course, referring to fig. 3, in order to facilitate the movement of the two robot arms 130, a horizontal driving mechanism 160 may be further provided to drive the two robot arms 130 to move in the horizontal direction, so that the robot arms 130 can respectively move longitudinally and transversely in the horizontal direction, and the form of the horizontal driving mechanism 160 may be the form of the existing horizontal guide rail + motor screw assembly. Of course, a vertical movement mechanism 170 may be provided to move the robot arm 130 in the vertical direction, and in this case, it is preferable that the vertical movement mechanism 170 be connected to the output end of the horizontal movement mechanism 160 and the robot arm 130 be connected to the output end of the vertical movement mechanism 170. Meanwhile, the free ends of the two mechanical arms 130 are respectively provided with one ultrasonic probe 140, and for convenience of mounting the ultrasonic probes 140 on the mechanical arms 130, it is preferable that the free ends of the mechanical arms 130 are further provided with a fixing jig, and the ultrasonic probes 140 are mounted on the fixing jig. The fixing clamp preferably includes a connecting plate connected to the free end of the mechanical arm 130 and two clamping plates oppositely disposed on the connecting plate, and the two clamping plates and the connecting plate enclose a clamping space for mounting the ultrasonic probe 140. The scanning bed 200 is movably disposed on the first base 110, such that the scanning bed 200 is slidably disposed on the first base 110 and can be automatically or manually moved in a horizontal direction, wherein the automatic movement may be performed with reference to a CT machine, or the scanning bed 200 and the first base 110 may be detachably connected. Meanwhile, the scanning machine 100 may further be provided with a display screen 150, for example, on the gantry 120, preferably, the display screen 150 is a touch screen, so as to facilitate real-time display of the ultrasound image by using the display screen 150, and simultaneously, the real-time relative positions of the ultrasound scanning and the image may also be acquired, and the scanned breast is selected through the display screen 150, so as to determine the two-dimensional ultrasound image and the corresponding information of the three-dimensional scanning. In this embodiment, the ultrasonic probe 140 is arranged on the mechanical arm 130, and the scanning machine 100 and the scanning bed 200 are integrally arranged, so that the patient can conveniently lie on the scanning bed 200 flatly and then automatically scan the human breast by driving the ultrasonic probe 140 with the mechanical arm 130, and the accuracy of obtaining the ultrasonic scanning result can be improved. Meanwhile, the automatic scanning mode is adopted, so that the automation and standardization of ultrasonic scanning are facilitated, and the efficiency of the ultrasonic scanning is greatly improved.

In a preferred embodiment, as shown in fig. 3, in order to facilitate the control of the mechanical arm 130 to drive the ultrasonic probe 140 to perform precise movement, the apparatus further includes three structured light assemblies 180, preferably one of the structured light assemblies 180 (not shown) is located at a central position of the top of the inner wall of the gantry 120, and the other two structured light assemblies 180 are respectively located at upper end portions of two side walls of the inner wall of the gantry 120, so as to facilitate the construction of a 3D image of the double breasts of the patient by using the three structured light assemblies 180. At this moment, the structured light assemblies 180 preferably located on two sides are arranged towards the scanning bed 200 at an inclined 45-degree angle, namely, the light emitted by the structured light assemblies 180 forms a 45-degree angle with the horizontal plane, and the two structured light assemblies 180 arranged on the side face of the portal frame 120 are arranged in a symmetrical state, so that the accuracy of breast surface information acquisition is greatly improved, the situation that the front image of the breast is clear and the side face is fuzzy is avoided, the problem that the path planning is inaccurate during scanning, the ultrasonic probe 140 is not well attached to the surface of the skin of a human body, the ultrasonic image is not good, and even the scanning fails is solved. The structured light assembly 180 may be arranged according to an existing form, for example, the structured light assembly 180 includes a camera and a transmitter. In this embodiment, the camera may include an infrared camera and a visible light camera, and the emitter may be an infrared emitter. When image acquisition is carried out, a visible light camera is used for shooting a 2D picture, and plane axis (namely X, Y axis) information of a breast is acquired; the infrared transmitter is used for transmitting specially modulated invisible infrared light to the breast, the infrared camera is used for receiving the infrared light reflected by the breast, the depth axis (namely Z axis) information is collected, and the depth information of the detected breast is determined. Of course, the processing module (i.e., the processing chip) electrically connected to the structured light assembly 180 is further included to combine the captured 2D image with the acquired 3D information to generate a 3D image with spatial information, so that the mechanical arm 130 can drive the ultrasound probe 140 to move according to a corresponding track according to the generated 3D image. When the breast ultrasound scanning equipment runs, firstly, the structured light assembly 180 collects the double breast data of a patient to construct a double breast 3D image of the patient, and then the mechanical arm 130 can drive the ultrasound probe 140 to scan along a track calculated according to the 3D image.

In a preferred embodiment, as shown in fig. 4, the scanning bed 200 comprises a second base 210, rollers 220 and a folding bed body 230, wherein the rollers 220 are arranged at the bottom of the second base 210, and the rollers 220 are preferably in the form of universal wheels, so as to facilitate multidirectional movement during transportation. One end of the folding bed body 230 is rotatably connected with the second base 210 and can rotate around the horizontal direction, so that the folding bed body 230 can be conveniently rotated from the horizontal state to the vertical state after the scanning bed 200 is disassembled from the scanning machine 100, and the occupied space is further reduced. As for the fixing manner of the foldable bed 230 and the first base 110, one end of the foldable bed 230, which is far away from the second base 210, may be detachably connected to the first base 110, and specifically, the detachable connection manner may be a connection by a screw, or a connection by a clamping structure. In this embodiment, the foldable bed body 230 is rotatably connected to the second base 210, so that the space occupied by the scanning bed 200 can be reduced by rotating the foldable bed body 230 and folding the foldable bed body 230 when transporting the scanning bed 200. Meanwhile, the transportation of the scanning bed 200 is facilitated by the arrangement of the rollers 220 on the second base 210.

In a preferred embodiment, as shown in fig. 4 and 5, to facilitate folding of the folding bed 230, the folding bed 230 preferably includes a first bed 231 and a second bed 232. The first bed 231 and the second bed 232 may have the same structure, and one end of the first bed 231 is hinged to one end of the second bed 232, so that the first bed 231 and the second bed 232 can be folded to reduce the occupied space. At this time, the first bed body 231 and the second bed body 232 may be hinged to each other through two folding section bars 270, specifically, the same end of the two folding section bars 270 is connected to the first bed body 231, the same other end of the two folding section bars 270 is connected to the second bed body 232, the connection mode may be through a screw, and preferably, the folding section bars 270 have a limiting portion, so that the included angle between the two sections of the folding section bars 270 is conveniently prevented from rotating from 0 degree to 180 degrees, and the included angle cannot continue to rotate.

In a preferred embodiment, as shown in fig. 5, in order to facilitate the storage of the foldable bed 230, the second base 210 preferably comprises a bottom plate 211 and two mounting plates 212. The two mounting plates 212 are oppositely arranged on the circumference of the bottom plate 211 to enclose a receiving space for receiving the foldable bed 230, and the rollers 220 are located at the bottom of the bottom plate 211. At this time, the two opposite sides of the first bed body 231 are rotatably connected to the two mounting plates 212 through the rotating shaft, so that the foldable bed body 230 can rotate around the rotating shaft and be accommodated in the accommodating space after being folded. In this embodiment, the rotating shaft is preferably formed by a rotating shaft, that is, the rotating shaft passes through the through hole formed in the first bed 231 and is connected to the two mounting plates 212, so as to increase the bearing performance of the rotation.

In a preferred embodiment, as shown in fig. 4 and 5, in order to prevent the foldable bed body 230 from freely rotating when the scanning bed 200 is used, it is preferable that the mounting plate 212 is provided with a positioning pin 213, and the first bed body 231 is provided with a positioning hole corresponding to the positioning pin 213, so that the positioning pin 213 can be inserted into the positioning hole along the axial direction of the rotating shaft when the foldable bed body 230 rotates to the horizontal state, thereby preventing the foldable bed body 230 from further rotating. At this time, the two mounting plates 212 may be provided with positioning pins 213, and the first bed 231 is correspondingly provided with positioning holes, and the positioning pins 213 may preferably be reset-type indexing pins.

Of course, in order to facilitate the stability of the foldable bed 230 in the unfolded state, it is preferable that the bottom of the first bed 231 is provided with a fixing pin, the bottom of the second bed 232 is provided with a fixing block, and the fixing block is provided with a fixing hole corresponding to the fixing pin, so that the fixing pin is inserted into the fixing hole when the foldable bed 230 is in the unfolded state, and thus the hinged portion of the first bed 231 and the second bed 232 is prevented from rotating. At this time, it is preferable that the fixing pin is located at an end of the first bed 231 close to the second bed 232, and the fixing block is located at an end of the second bed 232 close to the first bed 231, and as for the fixing pin, a reset type index pin is preferably used.

In a preferred embodiment, in order to conveniently control the foldable bed body 230 to be arranged in a horizontal state, it is preferable that the mounting plate 212 is provided with a baffle, and the first bed body 231 is provided with an abutting plate, when the foldable bed body 230 rotates to the horizontal state, the abutting plate can abut against the baffle, so that the foldable bed body 230 stops rotating when rotating to the horizontal state, and thus the positioning pin 213 is inserted into the positioning hole.

In a preferred embodiment, as shown in fig. 6 and 7, in order to facilitate the patient to lie down on the scanning bed 200, the folding bed body 230 is connected to the first connecting seat 310 through the sliding assembly 240, wherein the sliding assembly 240 includes a sliding block 241 disposed on the first bed body 231 or the second bed body 232 and a sliding rail 242 disposed on the first base 110 and slidably connected to the sliding block 241, so as to facilitate the scanning bed 200 to be horizontally moved as a whole, so that the patient can lie down on the scanning bed 200 when the scanning bed 200 is in the first position (i.e., most of the area of the folding bed body 230 is outside the scanning machine 100), and then the scanning bed 200 is pushed by the medical staff to move to the second position (i.e., the patient's breast is located in the scanning area of the two ultrasound probes 140) for breast scanning. At this time, the scanning bed 200 may be manually pushed to translate, or a driving device, such as a motor gear and rack mechanism or a motor lead screw mechanism, may be disposed on the scanning bed 200, so as to automatically control the movement of the scanning bed 200, for example, the motor is disposed on the scanning bed 200, a lead screw in the lead screw is connected to an output end of the motor, and a nut is connected to the slide rail 242.

In a preferred embodiment, as shown in fig. 4, 7 and 8, in order to prevent the scanning bed 200 from moving after being located at the preset position, a braking device 250 is further included, and the braking device 250 is disposed on the folding bed body 230, and includes a handle 251, a fixed rack 252, a movable rack 253 return spring and a brake cable. The handle 251 is hinged to the first bed body 231, the fixed rack 252 is fixedly disposed on the slide rail 242 and arranged along the extending direction of the slide rail 242, the movable rack 253 is slidably disposed on the slider 241 and can be engaged with the fixed rack 252, preferably, the movable rack 253 is slidably connected with the slider 241 through a guide column and can slide in the vertical direction, the movable rack 253 is located right above the fixed rack 252 at the moment, and two ends of the brake cable are respectively connected with the handle 251 and the movable rack 253, so that the movable rack 253 is conveniently driven to move upwards by pulling the handle 251 through the brake cable, and the locking state of the movable rack 253 on the sliding assembly 240 is released. And the two ends of the return spring are respectively connected with the movable gear block 253 and the sliding block 241, so that the movable gear block 253 is driven to move downwards and be meshed with the fixed rack 252 by the elastic force of the return spring after the handle 251 is loosened, and the scanning bed 200 is prevented from moving. Of course, in order to facilitate the removal of the movable tooth block 253, the slider 241 may be slidably connected to the movable tooth block 253 by an attachment block, and the attachment block and the slider 241 may be connected by a screw. At this time, the principle of the whole brake device 250 can be referred to as a bicycle brake system, and the return spring is preferably sleeved on one end of the brake cable close to the movable tooth block 253. Meanwhile, in order to facilitate the use of the handle 251, it is preferable that the side of the first bed 231 is provided with the armrest 260 having an inverted U-shape, and the handle 251 is located at the bottom of the top side of the armrest 260. Of course, the rollers 220 may be universal wheels with locking function, and the scanning bed 200 is prevented from moving by controlling the locking devices on the universal wheels.

In a preferred embodiment, as shown in fig. 6 and 7, in order to facilitate the sliding of the scanning bed 200 on the scanning machine 100, the number of the sliding assemblies 240 is preferably two, the two sliding assemblies 240 are arranged at intervals at the bottom of the folding bed body 230, and the two sliding assemblies also include connecting bars 243 respectively connected with the two sliding rails 242, so as to facilitate the two sliding rails 242 to slide synchronously. At this time, the first connection seat 310 is preferably located on the connection bar 243.

In a preferred embodiment, as shown in fig. 4 and 9, in order to facilitate the connection between the foldable bed 230 and the first base 110, the connecting structure 300 includes a first connecting seat 310, a second connecting seat 320 and a fixing member 330. The first connecting seat 310 is disposed on the foldable bed 230, the second connecting seat 320 is disposed on the first base 110, the first connecting seat 310 can be abutted to the second connecting seat 320, the fixing member 330 is used for fixing the first connecting seat 310 on the second connecting seat 320, and the fixing member 330 can be in the form of a screw, a clamping device or an electromagnetic absorption device. At this time, the first connecting seat 310 is preferably located on the slide rail 242. In this embodiment, the foldable bed body 230 is fixed on the first base 110 by using the connection structure 300, so that the scanning bed 200 and the scanning machine 100 can be conveniently and quickly disassembled.

In a preferred embodiment, as shown in fig. 7, 9 and 10, in order to facilitate the quick assembly and disassembly of the first connecting seat 310 and the second connecting seat 320, the fixing member 330 includes a rotating rod 331 and a latch 332. At this time, the first connecting seat 310 is fixed on the sliding rail 242, and the second connecting seat 320 is fixed on the first base 110, wherein the first connecting seat 310 and the second connecting seat 320 are both block-shaped structures and can be fixed on the sliding rail 242 or the second base 210 by screws, respectively. The second connecting seat 320 is provided with a bayonet 321, the bayonet 321 is transversely arranged (i.e. arranged along the extending direction of the sliding rail 242), the first connecting seat 310 is provided with a mounting hole 311 which is transversely arranged, and the rotating rod 331 is located in the mounting hole 311 and can rotate around its own axis. As shown in fig. 11, the latch 332 includes a moving portion 333 and a holding portion 334 that are integrally formed, and the moving portion 333 is in threaded engagement with the upper threaded portion of the rotating rod 331, and the holding portion 334 is located below the moving portion 333 and is adapted to the bayonet 321. Preferably, the catch 334 may be wedge-shaped. Further, to realize the rotational arrangement of the rotating rod 331 on the first connecting seat 310, a bearing may be disposed in the mounting hole 311 to mount the rotating rod 331. At this time, preferably, two connection structures 300 are arranged on the same slide rail 242 at intervals, and the two connection structures 300 are arranged in opposite directions, so that the fixture block 332 is inserted into the bayonet 321 to limit the first connection seat 310 to move along the vertical direction on the second connection seat 320, and the fixture block 332 is arranged in opposite directions to limit the first connection seat 310 to move along the horizontal direction on the second connection seat 320, preferably, the two connection structures 300 are arranged in opposite directions, that is, the two first connection seats 310 are located between the two second connection seats 320 after the assembly is completed.

Based on the connection structure 300 arranged as described above, when the scanning bed 200 is assembled on the scanning machine 100, after the scanning bed 200 is moved to a preset position, the folding bed body 230 is unfolded and the first connection seat 310 is engaged with the corresponding second connection seat 320, and then by rotating the rotating rod 331 on the first connection seat 310, under the condition that the moving part 333 of the latch 332 is in threaded engagement with the rotating shaft, the rotation of the latch 332 is limited by the limiting part 312 of the first connection seat 310, so that the moving part 333 is translated along the axial direction of the rotating rod 331, and the latching part 334 is driven to enter the bayonet 321 of the second connection seat 320 to form latching engagement therewith, thereby realizing connection and locking of two assembled objects. This connection structure 300 sets up between two equipment objects, can realize quick assembly disassembly, improves assembly convenience and work efficiency.

It should be noted that, when the rotating rod 331 rotates forward and backward, the moving part 333 of the latch 332 can drive the holding part 334 to move in and out of the bayonet 321. In practical applications, the connecting structure 300 may be disposed in a plurality of and square arrangements to improve the connection stability between the sliding rail 242 and the first base 110, which is not limited to this arrangement.

In a preferred embodiment, as shown in fig. 9 and 11, an elastic member 335 is disposed between the latch 332 and the first connecting seat 310. The elastic member 335 is disposed along the axial direction of the rotating rod 331, and the elastic member 335 is used for applying an elastic force to the latch 332 to assist the latch 332 to move when the rotating rod 331 is rotated to release the latch 332, so as to improve the stability of the motion fit between the structures. The elastic member 335 may be a spring or a leaf spring.

Further, for convenience, the elastic member 335 is a spring, and the spring is sleeved on the rotating rod 331, and two ends of the spring are respectively abutted against the first connecting seat 310 and the latch 332.

In a preferred embodiment, as shown in fig. 9 and 11, a stop piece 336 is disposed on the rotating rod 331, and the stop piece 336 is located on a side of the latch 332 away from the first connecting seat 310. The blocking piece 336 can block the fixture block 332, so that the fixture block 332 is prevented from being separated from the rotating shaft when the rotating shaft is rotated.

Further, the first connecting seat 310 further includes a blocking portion 313 located on the same side of the stopper 332 as the blocking piece 336 and used for limiting the moving range of the stopper 332. The blocking portions 313 are two integrally formed with the two limiting portions 312, and are located on the same side of the latch 332 as the blocking piece 336, and located on the moving path of the latch 332, so as to limit the outward translation distance of the latch 332. The blocking portion 313 limits the moving range of the latch 332, thereby improving the compactness and integrity of the structure.

In a preferred embodiment, as shown in fig. 12, the second connecting seat 320 includes a seat body 322 and a seat plate 323, the seat body 322 is provided with a groove with two sides communicating with each other, and the seat plate 323 is covered on the groove to form the bayonet 321. The two opposite sides of the groove are communicated with each other, the seat plate 323 covers the groove, and the two ends of the seat plate 323 are fixedly connected with the second connecting seat 320 through screws, so that the structure is simple. As can be seen from fig. 8 and 11, the catching portion 334 of the latch 332 enters the bayonet 321 from one side of the groove.

In a preferred embodiment, as shown in fig. 9 to 12, the second connecting seat 320 (i.e. the seat body 322) is provided with a positioning slot 324, and the first connecting seat 310 further includes a positioning portion 314 inserted into the positioning slot 324. During assembly, the positioning portion 314 of the first connecting seat 310 is inserted into the positioning groove 324 of the second connecting seat 320. The positioning groove 324 and the positioning portion 314 can facilitate quick alignment of the connection position, thereby improving the assembly efficiency.

Further, as shown in fig. 10, the positioning portion 314 is located at one side of the latch 332 and has an avoiding space 315 for the movement of the catch 334. The positioning portion 314 is recessed from bottom to top to form an avoiding space 315, and the catching portion 334 of the catching block 332 is located in the avoiding space 315 and moves in the avoiding space to enter and exit the bayonet 321, so that the positioning portion is tightly matched with the bayonet 321, and the structure is compact.

In a preferred embodiment, as shown in fig. 11, an operating rod 337 is disposed at one end of the rotating rod 331 and perpendicular thereto. The operation rod 337 is located at one end of the rotation rod 331, a through hole is formed in the rotation rod 331 perpendicular to the axial direction of the rotation rod 331, the operation rod 337 is inserted into the through hole, and one end of the operation rod 337 is locked by a screw, that is, the operation rod 337 can slide in the through hole. The operation rod 337 is operated to rotate the rotating rod 331, so that the operation is convenient, and time and labor are saved.

The above is only the part or the preferred embodiment of the present invention, no matter the characters or the drawings can not limit the protection scope of the present invention, all under the whole concept of the present invention, the equivalent structure transformation performed by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the protection scope of the present invention.

Claims (10)

1. The automatic breast scanning equipment is characterized by comprising a scanning machine and a scanning bed, wherein the scanning machine comprises a first base, a portal frame, a mechanical arm and an ultrasonic probe, the portal frame is arranged on the first base, the mechanical arm is arranged on the portal frame in a hoisting state, and the ultrasonic probe is positioned at the free end of the mechanical arm; the scanning bed is movably arranged on the first base and is positioned below the mechanical arm.

2. The automatic breast scanning device of claim 1, wherein the scanner further comprises three structured light assemblies respectively disposed on the top and two sides of the inner wall of the gantry for obtaining three-dimensional images.

3. The automatic breast scanning device according to claim 1, wherein the scanning bed comprises a second base, a plurality of rollers and a folding bed body, the rollers are arranged at the bottom of the second base, one end of the folding bed body is rotatably connected with the second base and can rotate around the horizontal direction, and the other end of the folding bed body is detachably arranged on the first base.

4. The automatic breast scanning device according to claim 3, wherein the folding bed comprises a first bed body and a second bed body, one end of the first bed body is hinged with one end of the second bed body, and the first bed body is rotatably connected with the second base.

5. The automatic breast scanning device according to claim 4, wherein the second base comprises a bottom plate and two mounting plates oppositely arranged on the bottom plate, the first bed body is positioned between the two mounting plates, the side surfaces of the first bed body are respectively rotatably connected with the two mounting plates through rotating shafts, and the rollers are positioned at the bottom of the bottom plate.

6. The automatic breast scanning device according to claim 5, wherein the scanning bed further comprises a positioning pin movably arranged on the mounting plate, the first bed body is provided with a positioning hole matched with the positioning pin, and the positioning pin can be inserted into the positioning hole along the axial direction of the rotating shaft when the first bed body is in a horizontal state.

7. The automatic breast scanning device according to claim 4, wherein the folding bed body is connected with the first base through a sliding assembly, the sliding assembly comprises a sliding block arranged on the first bed body/the second bed body and a sliding rail arranged on the first base and connected with the sliding block in a sliding manner.

8. The automatic breast scanning device according to claim 7, wherein the scanning bed further comprises a brake device disposed on the folding bed body, the brake device comprises a handle hinged to the first bed body, a fixed rack disposed on the slide rail, a movable rack slidably disposed on the slide block and capable of engaging with the fixed rack, a return spring respectively connecting the slide block and the movable rack, and a brake cable respectively connecting the handle and the movable rack.

9. The automatic breast scanning device according to claim 3, wherein the scanning bed is fixed on the first base through a connecting structure, and the connecting structure comprises a first connecting seat arranged on the folding bed body, a second connecting seat arranged on the first base and capable of being butted with the first connecting seat, and a fixing member for fixing the first connecting seat and the second connecting seat.

10. The automatic breast scanning device according to claim 9, wherein the two connecting structures are arranged in opposite directions or in opposite directions, the second connecting seat is provided with a bayonet, the fixing member comprises a rotating rod rotatably arranged on the first connecting seat and a clamping block positioned on the rotating rod, the rotating rod is provided with a threaded section, the clamping block comprises a moving part in threaded fit with the threaded section and a clamping part capable of clamping and matching with the bayonet, and the first connecting seat is provided with a limiting part respectively attached to two opposite sides of the clamping block.

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