CN215358146U - Brain PET auxiliary assembly device - Google Patents

Abstract

The utility model discloses a brain PET auxiliary assembly device, and belongs to the technical field of medical equipment assembly. The device includes: a support base; the clamping assembly is rotatably arranged on the bracket base through a first driving source; the clamping assembly comprises a first clamping part and a second clamping part which are oppositely arranged; a clamping space is formed between the first clamping part and the second clamping part and is used for clamping a workpiece to be assembled; the first driving source is used for driving the first clamping part and/or the second clamping part to rotate on the bracket base. Clamping a head lantern ring in the brain PET equipment through a first clamping part and a second clamping part which are oppositely arranged; and through first drive source drive first clamping part and second clamping part rotate on the support seat, the staff of being convenient for carries out the headgear ring and surveys the module dismouting in the circumference of brain PET equipment, compares originally and can reduce the supplementary number of installation, promotes assembly efficiency.

Description

Brain PET auxiliary assembly device

Technical Field

The utility model belongs to the technical field of medical equipment assembly, and particularly relates to a brain PET auxiliary assembly device.

Background

With the continuous development of medical imaging equipment, PET/MRI has become the focus and hot spot of medical equipment manufacturers; PET (positron emission tomography) has an excellent molecular imaging function, and MRI has an excellent soft tissue contrast function. The PET/MRI combination can realize image scanning of patients in different modes, and PET and MRI image information can be collected respectively.

The PET (positron emission tomography) scanner receives a reverse signal generated by positron-electron annihilation by means of an annularly and uniformly distributed detector array, and finally realizes focus location or metabolic function detection. The single brain PET apparatus is about 35 kg, and its main weight is distributed in two parts of the detection module and the casing, wherein the detection module mounted around the head cover ring in the shape of a cylinder has a weight ratio of 60% and is a core component of the whole apparatus. In order to place the head cover ring stably, the head cover ring is often vertically placed on a plane during installation, and then the detection module is installed around a circle, so that the problem that 2 persons need to lift the detection module after the detection module is installed, align the detection module and place the detection module on the base exists, and the actual operation is inconvenient. And the detection modules have sequence requirements on the installation process, the modules cannot be installed in a staggered mode, and the possibility of wrong installation exists when the numerical values are placed and installed. When the single PET that will install need to be unpack apart, just need at least three people can cooperate and take out on the base of the head lantern ring to still need upset head lantern ring to place on the plane, it is very inconvenient. Therefore, a new brain PET auxiliary assembly device is needed to be developed to assist the installation of brain PET equipment, reduce the labor intensity and improve the assembly efficiency.

SUMMERY OF THE UTILITY MODEL

1. Technical problem

In order to at least partially solve the problem of inconvenient assembly of the brain PET equipment, the embodiment of the disclosure provides a brain PET auxiliary assembly device, wherein a head lantern ring in the brain PET equipment is clamped through a first clamping part and a second clamping part which are oppositely arranged; and through first drive source drive first clamping part and second clamping part rotate on the support seat, the staff of being convenient for carries out the headgear ring and surveys the module dismouting in the circumference of brain PET equipment, compares originally and can reduce the supplementary number of installation, promotes assembly efficiency.

2. Technical scheme

The present disclosure provides a brain PET-assisted fitting device, comprising:

a support base; and

the clamping assembly is rotatably arranged on the bracket base through a first driving source;

the clamping assembly comprises a first clamping part and a second clamping part which are oppositely arranged; a clamping space is formed between the first clamping part and the second clamping part and is used for clamping a workpiece to be assembled; the first driving source is used for driving the first clamping part and/or the second clamping part to rotate on the bracket base.

In some embodiments, the first clamping portion and the second clamping portion are identical in structure and are both disc structures.

In some embodiments, the bracket base comprises a first vertical plate and a second vertical plate which are arranged in parallel, and the first clamping part is rotatably mounted on the first vertical plate through a locking shaft; the second clamping portion is mounted on the second vertical plate through a first driving source.

In some embodiments, the disc structure comprises a circular support plate and a turntable coaxially arranged with the circular support plate; the radial thinning of carousel front end rim forms grafting portion, circular layer board with carousel integrated into one piece.

In some embodiments, the supporting platform is a plate-shaped structure, and the middle part of the supporting platform is recessed inwards to form a bearing groove; and the supporting platform is provided with a positioning block for limiting a workpiece.

In some embodiments, the positioning blocks are L-shaped and are respectively mounted on the side edges of the supporting platform.

In some embodiments, the side edges of the support platform are recessed inwardly to form square grooves.

In some embodiments, the device further comprises a lifting mechanism, wherein the lifting mechanism is arranged below the clamping space, and a supporting platform used for bearing a work piece is arranged on the lifting mechanism.

In some embodiments, the lifting mechanism comprises a scissor lifting assembly and a second driving source, wherein a support platform is arranged on the scissor lifting assembly; the second driving source is used for driving the scissor type lifting assembly to drive the supporting platform to move up and down.

In some embodiments, the scissor lift assembly includes a first link and a second link hingedly connected to each other; the second driving source comprises a trapezoidal screw rod;

one end of the first connecting rod is connected with the lower end of the supporting platform through a shaft seat; the other end of the first connecting rod is in threaded connection with the trapezoidal screw rod through a left fixing block;

one end of the second connecting rod is connected below the supporting platform in a sliding mode, and the other end of the second connecting rod is connected with the extension section of the trapezoidal screw rod in a rotating mode through the right fixing block.

3. Advantageous effects

(1) The utility model provides a brain PET auxiliary assembly device, which clamps a head lantern ring in brain PET equipment through a first clamping part and a second clamping part which are oppositely arranged; the first clamping part and the second clamping part are driven to rotate on the support base through the first driving source, so that workers can conveniently disassemble and assemble the head lantern ring and the detection module in the circumferential direction of the brain PET equipment, the number of installation aids can be reduced compared with the number of installation aids in the prior art, and the assembly efficiency is improved;

(2) the disc structure in the present disclosure is a 2-layer circular step-shaped disc, which comprises a circular supporting plate and a turntable coaxially arranged with the circular supporting plate; the front end wheel rim of the rotary table is radially thinned to form an inserting part which is inserted and matched with the inner cavity of the head sleeve ring and is clamped by the two clamping parts, so that the assembly of the head sleeve ring can be better adapted, and the head sleeve ring is prevented from moving in the axial direction; through adjusting first clamping part distance on the locking shaft to the horizontal distance in adjustment centre gripping space, and then can adapt to the assembly of the not unidimensional head lantern ring.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural diagram of a brain PET auxiliary assembling device according to an embodiment of the present invention;

fig. 2 is an assembly diagram of a brain PET auxiliary assembly device according to an embodiment of the present invention;

FIG. 3 is a side view of a brain PET assisted fitting apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a lifting mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a support platform according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a bracket holder according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a brain PET apparatus according to an embodiment of the present invention.

In the figure:

10. brain PET devices; 11. a head collar; 12. a base;

20. a clamping assembly; 21. a first clamping portion; 211. a circular pallet; 212. a turntable; 22. locking the nut; 23. a worm; 24. a second clamping portion; 25. a locking shaft; 26. a worm gear;

30. a lifting mechanism; 31. a support platform; 311. positioning blocks; 312. a bearing groove; 313. a square groove; 32. a first link; 34. a second link; 341. a shaft seat; 35. a strip plate; 351. a chute; 36. a left fixed block; 37. a right fixed block; 38. a crank; 39. a trapezoidal screw rod;

40. a support base; 41. a first vertical plate; 411. a first lightening hole; 42. a second vertical plate; 421. a second lightening hole; 422. mounting grooves; 43. a base plate.

Detailed Description

To make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The utility model will be described in detail hereinafter with reference to the accompanying drawings in conjunction with embodiments.

Embodiments of the present disclosure provide a brain PET assisted fitting device to solve, or at least partially solve, the problem of brain PET fitting inconvenience. Some example embodiments will now be described with reference to fig. 1-7. Note that in the following description, a "brain PET apparatus" may be used as an example of the work. The scope of the present disclosure is not so limited and any accessory mounting device capable of employing the teachings herein is intended to be within the scope of the present disclosure.

As shown in fig. 1, 2, 3, in general, a brain PET accessory fitting apparatus according to an embodiment of the present disclosure includes a holder base 40 and a clamp assembly 20.

The holder base 40 is mainly used for carrying the clamping assembly 20. As shown in fig. 6, in this example, the bracket holder 40 is integrally U-shaped, and includes a bottom plate 43, and a first vertical plate 41 and a second vertical plate 42 that are arranged in parallel; the first vertical plate 41 and the second vertical plate 42 are arranged on two sides of the bottom plate 43; the central portion of the base plate 43 is hollowed inward to form an installation space 431 for installing the lifting mechanism 30.

The clamping assembly 20 is primarily used to clamp a work piece, which in this example is referred to as the brain PET apparatus 10, but is not limited thereto. The clamping assembly 20 is rotatably mounted on the bracket base 40 through a first driving source; the clamping assembly 20 includes a first clamping portion 21 and a second clamping portion 24 disposed opposite in the X-direction. In a specific implementation process, the first clamping portion 21 is rotatably mounted on the first vertical plate 41 through the locking shaft 25; the second clamping portion is mounted on the second upright plate 42 by a first driving source. A clamping space is formed between the first clamping part 21 and the second clamping part 24 and is used for clamping a workpiece to be assembled; the first driving source is used for driving the second clamping part 24 to rotate on the bracket holder 40.

As shown in fig. 1 and 7, in some embodiments, the first clamping portion 21 and the second clamping portion 24 are identical in structure and are both disc structures adapted to the shape of the workpiece. Specifically, the disc structure is a 2-layer circular step-shaped disc, and comprises a circular supporting plate 211 and a turntable 212 which is coaxially arranged with the circular supporting plate; the front end rim of the rotary disc 212 is radially thinned to form an insertion part which is in insertion fit with the inner cavity of the headgear ring 11. In order to increase the rigidity of the first clamping portion, it is preferable that the circular support plate 211 is integrally formed with the turntable 212. Further, the external diameter that grafting portion is close to headgear ring one side is less than the 11 internal diameters of headgear ring a little, and the left side external diameter of carousel 212 is greater than the 11 internal diameters of headgear ring, and grafting portion is arranged in blocking headgear ring 11, makes things convenient for fixed headgear ring 11. It will be appreciated by those skilled in the art that the configuration of the first clip portion 21 and the second clip portion 24 herein may be adapted in practice according to the configuration of the head collar 11 and should not be construed as limiting the utility model herein.

As shown in fig. 3 and 6, further, the first vertical plate 41 is a rectangular plate-shaped structure and is installed on a side of the bottom plate 43; the lower half portion of the first vertical plate 41 is provided with a square first lightening hole 411 to lighten the weight of the bracket holder 40. The locking shaft 25 is rotatably installed on the upper half part of the first vertical plate 41 through a shaft seat, one end of the locking shaft 25 is in threaded connection with the locking nut 22 on the back of the circular supporting plate 211, and the distance of the clamping space can be adjusted to adapt to the length of the head sleeve ring 11 by adjusting the distance of the first clamping part on the locking shaft.

The second vertical plate 42 is also a rectangular plate-shaped structure, and is installed on the other side of the bottom plate 43, and is parallel to the plane where the first vertical plate 41 is located. A square second lightening hole 421 is also formed in the lower half of the second vertical plate 42. In order to facilitate the installation of the first driving source, an installation groove 422 is formed in the upper half portion of the second vertical plate 42; the first drive source includes a worm 23 and a worm wheel 26; the second vertical plate 42 is provided with a mounting hole matched with the second clamping portion, the second clamping portion is rotatably mounted in the mounting hole through a rotating shaft, the other side of the rotating shaft is fixedly connected with a worm wheel 26, the worm wheel 26 is located in the mounting groove 422, the worm 23 is vertically mounted in the mounting groove 422 through a shaft seat, and one end of the worm extends out of the side wall of the mounting groove 422 and is fixedly connected with the crank 38. During the working process, the worker rotates the crank 38 to rotate the worm 23 in the mounting groove 422, and the helical teeth of the worm drive the worm wheel 26 to rotate the second clamping portion on the second vertical plate 42. The transmission ratio between the worm and the worm wheel is 1: 16; the turntable 212 of the second support portion 21 has a plurality of circular holes formed therein, thereby reducing the weight.

The present example clamps the headgear loops in the brain PET device 10 by the first and second clamping portions being disposed oppositely; and through first drive source drive first clamping part and second clamping part rotate on the support seat 40, the staff of being convenient for carries out the dismouting of head lantern ring and detection module in brain PET equipment's circumference, compares original assembly methods and can reduce the supplementary number of installation, promotes assembly efficiency.

In some embodiments, the supporting platform 31 is a rectangular plate-shaped structure, and a middle portion of the supporting platform 31 is recessed inward to form a V-shaped bearing groove 312, so as to better receive the head collar 11. The bearing groove 312 is in a circular arc transition, and the distance from the bearing groove 312 to the upper plane of the support platform 31 is greater than the protruding distance of the bottom surface of the base 12 of the brain PET apparatus 10. The supporting platform is provided with a positioning block 311 for limiting the workpiece. The positioning blocks are L-shaped and are respectively arranged at four corners of the supporting platform. The side edge of the supporting platform 31 is inwards sunken to form a square groove 313, so that a worker can conveniently lift the base of the brain PET equipment by hands.

In some embodiments, a lifting mechanism 30 is further included, mounted below the clamping space, for lifting the brain PET apparatus. A support platform 31 for carrying the work piece is mounted on the lifting mechanism. The lifting mechanism 30 in this example comprises a scissor lifting assembly on which a support platform 31 is mounted, and a second drive source; the second driving source is used for driving the scissor type lifting assembly to drive the supporting platform 31 to move up and down. It should be understood by those skilled in the art that the lifting mechanism may be a lifting platform driven by hydraulic pressure or air cylinder, and the utility model is not limited thereto.

In particular implementation, the scissor lift assembly includes a first link 32 and a second link 34 hinged to each other; the second drive source includes a trapezoidal screw 39; one end of the first connecting rod 32 is rotatably connected with the lower end of the supporting platform 31 through a shaft seat 341; the other end of the first connecting rod 32 is in threaded connection with a trapezoidal screw rod 39 through a left fixing block 36; one end of the second connecting rod 34 is slidably connected below the supporting platform 31, and the other end of the second connecting rod 34 is rotatably connected with the extension section of the trapezoidal screw rod 39 through a right fixing block 37. Specifically, a strip-shaped plate 35 is fixedly connected to the lower portion of the supporting platform 31, a sliding groove 351 is formed in the strip-shaped plate 35, and one end of the second connecting rod 34 is slidably connected with the sliding groove 351 through a sliding block.

Preferably, a crank 38 is installed at one end of the trapezoidal screw 35 for driving the trapezoidal screw 35. In the lifting process, the left fixing block 36 can move left and right on the trapezoidal screw rod 39 by rotating the crank 38, so that the angles of the first connecting rod 32 and the second connecting rod 34 are changed, and the up-and-down movement of the supporting platform 31 is adjusted.

It will be appreciated by those skilled in the art that the lifting mechanism 30 herein may also be mounted on the cart so as to be separate from the support base 40. When the brain PET equipment needs to be assembled or maintained, the lifting mechanism 30 is pushed to the lower part of the clamping space through the trolley, and the brain PET equipment is born and transported.

In the working process, when a detection box of the brain PET equipment needs to be installed, the head lantern ring 11 is firstly sleeved between the first clamping part and the second clamping part and is clamped by the first clamping part and the second clamping part; at this time, the detection box can be installed on the head lantern ring 1, when the detection box with another angle needs to be installed, the crank 38 rotates the worm wheel and worm 23, so that the head lantern ring 1 rotates, the worm wheel and worm 23 rotates for one circle, and the head lantern ring 1 can rotate for 22.5 degrees. After the installation is finished, the base 12 is inversely installed on the head sleeve ring 11, then the worm 23 is rotated to enable the base 5 to be placed in the forward direction, the trapezoidal screw rod 39 is rotated to lift the supporting platform 31 to drag the base 5, then the locking nut 22 is rotated rightwards, the clamping of the head sleeve ring 11 is loosened, and at the moment, the head sleeve ring 11 can ascend and descend according to the lifting mechanism 30. When it is desired to disassemble the mounted head collar 11 again, the process is reversed according to the above method.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

It should also be noted that the terms "a," "an," "two," and the like in the description and claims of this application and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the utility model, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. A brain PET assisted fitting device, comprising:

a support base (40); and

a clamping assembly (20) rotatably mounted on the bracket base by a first drive source;

wherein the clamping assembly (20) comprises a first clamping part (21) and a second clamping part (24) which are oppositely arranged; a clamping space is formed between the first clamping part (21) and the second clamping part (24) and is used for clamping a workpiece to be assembled; the first driving source is used for driving the first clamping part (21) and/or the second clamping part (24) to rotate on the bracket seat (40).

2. The brain PET assisted fitting device according to claim 1, characterized in that the first holding part (21) and the second holding part (24) are identical in structure and are both disc structures.

3. The brain PET auxiliary assembling device according to claim 2, wherein the bracket holder (40) comprises a first vertical plate (41) and a second vertical plate (42) which are arranged in parallel, and the first clamping part (21) is rotatably mounted on the first vertical plate (41) through a locking shaft (25); the second clamping portion is mounted on the second vertical plate (42) by a first driving source.

4. The brain PET assisted fitting device according to claim 3, characterized in that the disc structure comprises a circular plate (211) and a turntable (212) arranged coaxially with the circular plate; the radial thinning of the front end rim of the rotary disc (212) forms a plug-in part, and the circular supporting plate (211) and the rotary disc (212) are integrally formed.

5. The brain PET auxiliary assembly device according to any one of claims 1-4, characterized by further comprising a support platform, wherein the support platform (31) is a plate-shaped structure, and the middle part of the support platform (31) is recessed inwards to form a bearing groove (312); and a positioning block (311) for limiting the workpiece is arranged on the supporting platform.

6. The brain PET auxiliary assembly device according to claim 5, wherein the positioning blocks are L-shaped and are respectively installed on the side edges of the supporting platform (31).

7. The brain PET assistive assembly device according to claim 5, wherein the lateral edges of the support platform (31) are recessed inwards to form square grooves (313).

8. The brain PET assisted assembly device according to claim 1, further comprising a lifting mechanism (30) mounted below the clamping space, the lifting mechanism having a support platform (31) mounted thereon for carrying a work piece.

9. The brain PET assisted fitting device according to claim 8, wherein the lifting mechanism (30) comprises a scissor lifting assembly and a second driving source, the scissor lifting assembly is provided with a supporting platform (31); the second driving source is used for driving the scissor type lifting assembly to drive the supporting platform (31) to move up and down.

10. The brain PET assisted fitting device according to claim 9, characterized in that the scissor lift assembly comprises a first link (32) and a second link (34) hinged to each other; the second driving source comprises a trapezoidal screw rod (39);

one end of the first connecting rod (32) is connected with the lower end of the supporting platform (31) through a shaft seat (341); the other end of the first connecting rod (32) is in threaded connection with the trapezoidal screw rod (39) through a left fixing block (36);

one end of the second connecting rod (34) is connected below the supporting platform (31) in a sliding mode, and the other end of the second connecting rod (34) is connected with the extension section of the trapezoidal screw rod (39) in a rotating mode through a right fixing block (37).

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