阅读说明：本技术 Ct扫描机的散热装置、ct扫描架及ct扫描机 (Heat abstractor, CT scan frame and CT scan machine of CT scan machine ) 是由 王君涛 任敬轶 于 2019-12-05 设计创作，主要内容包括：本发明申请公开了一种散热装置,壳体(1)；风道(2),设于所述壳体(1)内；所述风道(2)中设有发热部件和对所述发热部件进行位置固定的旋转支撑；进风口(101)和出风口(102),设于所述风道(2)中；所述风道(2)通过对由所述进风口(101)进入,流经所述旋转支撑中的发热部件,并由所述出风口(102)排出的气体进行导流。本发明申请解决了由于常规的CT扫描架需要采用流量及外观较大的风扇来进行系统散热,造成的CT扫描架的外观厚重以及运行噪音大的技术问题。(The invention discloses a heat dissipation device, which comprises a shell (1); the air duct (2) is arranged in the shell (1); a heating part and a rotary support for fixing the position of the heating part are arranged in the air duct (2); the air inlet (101) and the air outlet (102) are arranged in the air duct (2); the air duct (2) guides the air which enters from the air inlet (101), flows through the heat generating components in the rotary support and is discharged from the air outlet (102). The invention solves the technical problems of thick appearance and high running noise of the conventional CT scanning frame caused by the fact that the conventional CT scanning frame needs a fan with larger flow and appearance to carry out system heat dissipation.)

1. A heat dissipation device of a CT scanner is characterized by comprising:

a housing (1);

the air duct (2) is arranged in the shell (1); a heating part and a rotary support for fixing the position of the heating part are arranged in the air duct (2);

the air inlet (101) and the air outlet (102) are arranged in the air duct (2);

the air duct (2) guides the air which enters from the air inlet (101), flows through the heat generating components in the rotary support and is discharged from the air outlet (102).

2. The heat dissipating device of a CT scanner of claim 1, wherein the heat generating component is disposed on the rotational support of the CT scanner by the fixing bracket.

3. The heat sink of a CT scanner according to any of claims 1-2, comprising a cooling device (3).

4. The heat sink of a CT scanner according to claim 3, characterized in that the cooling device (3) is arranged at the air inlet (101).

5. A CT scanning frame, characterized in that, comprises the heat sink of the CT scanning machine of any claim 1 to 4.

6. The CT scanning gantry according to claim 5, characterized by comprising a first cavity (4) for accommodating the heat sink of the CT scanner, a second cavity (5) for standing the gas in the first cavity (4), and a third cavity (6) for leading out the gas, which are arranged in sequence.

7. CT gantry according to claim 6, characterized in that an air exhaust is arranged in the third cavity (6).

8. CT gantry according to claim 7, characterized in that the air exhaust means comprise at least a centrifugal fan (601).

9. The CT gantry of any of claim 8, wherein the exhaust device comprises a wind deflector (602).

10. A CT gantry comprising a CT gantry according to any of claims 6-9.

Technical Field

The invention relates to the field of medical instruments, in particular to a heat dissipation device of a CT (computed tomography) scanner, a CT scanner frame and the CT scanner.

Background

A conventional CT (Computed Tomography) scanning system gantry mainly includes an X-ray source (bulb), a detector, a high voltage generator, a rotation driving device, a rotation support, a fixed support, a main rotation bearing, and the like, and the components are wrapped inside by a housing to achieve the effects of beauty and protecting a patient and an operator. In the clinical use process, a large amount of heat can be generated in the space enclosed by the outer cover by the bulb tube, the detector and other electronic and electric components, and if the heat cannot be dissipated to the external environment in an effective mode, the working accuracy of the detector and the service life of the electronic and electric components in the scanning frame can be seriously influenced.

The existing CT scanning frame in the market at present mostly adopts the mode of bottom, top or rear portion air inlet of the scanning frame and top air exhaust, and the mode needs to adopt the fan with larger flow and appearance to carry out system heat dissipation, although the internal temperature of the cavity of the CT scanning frame can be reduced, but the appearance thickness and the running noise of the CT scanning frame can be greatly increased, so the existing scanning frame in the market at present is very thick and heavy in design, and the light weight design of the CT scanning frame cannot be realized.

Disclosure of Invention

The invention mainly aims to provide a heat dissipation device of a CT (computed tomography) scanner, a CT scanner frame and the CT scanner, and solves the technical problems of thick appearance and high operation noise of the CT scanner frame caused by the fact that a fan with large flow and appearance is required to be adopted for system heat dissipation of a conventional CT scanner frame.

In order to achieve the above object, according to one aspect of the present application, a heat dissipation device for a CT scanner is provided.

This heat abstractor of CT scanner includes:

a housing;

the air channel is arranged in the shell; a heating part and a rotary support for fixing the position of the heating part are arranged in the air duct;

the air inlet and the air outlet are arranged in the air duct;

the air duct flows through the heating component in the rotary support by entering from the air inlet, and is used for guiding the air discharged from the air outlet.

Furthermore, the heating component is arranged on a rotary support of the CT scanner through the fixed bracket.

Further, a refrigeration device is included.

Further, the refrigerating device is arranged at the air inlet.

In order to achieve the above object, according to another aspect of the present application, there is provided a CT gantry comprising the heat dissipation device of the CT scanner of any one of the above aspects.

Furthermore, the CT scanner includes a first cavity containing the heat dissipation device, a second cavity for standing the gas in the first cavity, and a third cavity for guiding the gas out, which are sequentially arranged.

Furthermore, an air exhaust device is arranged in the third cavity.

Further, the air exhaust device at least comprises a centrifugal fan.

Further, the exhaust device comprises a wind direction guide plate.

In order to achieve the above object, according to another aspect of the present application, there is provided a CT scanner including any one of the CT gantries described above.

In the embodiment of the invention, a new heat dissipation structure setting mode is adopted, the internal structure of the heat dissipation device is newly rearranged, the air inlet is arranged on the side surface, the heating component and the rotary support bearing the heating component are arranged in the air duct, the purpose of reducing the integral volume of the heat dissipation device while better dissipating heat of the heating component is achieved, the effect of light weight design of the CT scanning frame is realized while the heat dissipation requirement of the CT scanning frame is realized, and the technical problems of thick appearance and high running noise of the CT scanning frame caused by the fact that a conventional CT scanning frame needs a fan with larger flow and appearance to dissipate heat of a system are solved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the invention and to make further features, objects, and advantages of the invention apparent. The drawings and their description illustrate exemplary embodiments of the invention and do not limit it inappropriately. In the drawings:

FIG. 1 is a schematic structural diagram of a heat dissipation device of a CT scanner according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a CT gantry according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of an air exhausting device of a CT scanning frame according to an embodiment of the present invention;

fig. 4 is a schematic view of an exhaust outlet structure of an exhaust device of a CT gantry according to an embodiment of the present invention.

Reference numerals

1: a housing; 101: an air inlet; 102: an air outlet; 103: an outer wall; 104: an inner wall; 2: an air duct; 3: a refrigeration device; 4: a first cavity; 5: a second cavity; 6: a third cavity; 601: a centrifugal fan; 602: a wind direction deflector.

Detailed Description

In order to make the person skilled in the art better understand the application scheme of the present invention, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any inventive step based on the embodiments in the present application, shall fall within the scope of protection of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present 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 is to be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present application are described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the drawings.

As shown in fig. 1, the present application relates to a heat dissipation device of a CT scanner, which includes a housing 1 and an air duct 2, wherein the air duct 2 is disposed in the housing 1, and a rotating device for fixing positions of a heat generating component and the heat generating component is disposed in the air duct 2; an air inlet 101 and an air outlet 102 are provided in the air duct 2, and the air duct 2 guides air entering from the air inlet 101, flowing through the heat generating components in the rotary support, and being discharged from the air outlet 102.

In a preferred embodiment of the present invention, the housing 1 includes an inner wall 104 and an outer wall 103, an inner side of the inner wall 104 encloses to form a closed annular working space, an outer side of the inner wall 104 is connected to the outer wall 103 to form an accommodating cavity for accommodating working devices, and in an embodiment of the present invention, the air duct 2 is disposed in the accommodating cavity formed by connecting the inner wall 104 and the outer wall 103 of the housing 1; as shown in fig. 1, in a preferred embodiment of the present invention, the air duct 2 conducts heat to the heat generating components in the air duct 2 through the air inlet 101 disposed on the side of the outer wall of the housing 1 and the air outlet 102 disposed on the outer wall of the rear side of the housing 1, and the arrangement of the air duct 2 can effectively carry out heat generated by the heat generating components during operation through air, so as to avoid the occurrence of the situation that the heat generating components themselves are damaged due to too high temperature, which affects the working efficiency and the service life, because the heat generating components cannot be timely dissipated.

The heat generating component is disposed on the rotary support, and the rotary support drives the heat generating component to rotate in the housing 1, in a preferred embodiment of the present invention, the rotary support and the heat generating component disposed on the rotary support are both located in the air duct 2, so as to ensure that the air in the air duct 2 can better dissipate heat of the heat generating component.

In a preferred embodiment of the invention, the heat generating component is arranged on the rotary support by means of a fixed support. The fixed bolster set up the position that has improved the part that generates heat on the rotation support steadiness and flexibility, just the fixed bolster set for make the part that generates heat with space between the rotation support is adjustable, more is favorable to through the mode that the gas flows right the part that generates heat dispels the heat.

In the preferred embodiment of the present invention, the heat dissipation device of the CT scanner includes a refrigeration device 2, and the refrigeration device 3 is connected to the housing 1. Preferably, the refrigerating device 3 is arranged at the air inlet 101. The air enters the housing 1 through the air inlet 101, enters the air duct through the refrigeration effect of the refrigeration device 3, conducts the temperature of the heat generating components in the rotary support in the air duct, neutralizes the heat of the heat generating components, and finally is discharged out of the heat sink of the CT scanner through the air outlet 102.

In the preferred embodiment of the present invention, the heat generating components in the air duct 2 of the heat dissipating device of the CT scanner are detachably disposed on the rotating support, so as to facilitate subsequent replacement and maintenance of the heat generating components; the connection mode of the heating part and the rotary support can be anchoring or clamping and the like. The convenient part that generates heat is changed and is maintained the time, conveniently carries out timely adjustment to the specific position of the part that generates heat.

According to another aspect of the present application, there is provided a CT scanner rack including the heat dissipation device of the CT scanner, as shown in fig. 2, the CT scanner rack includes a first cavity 4 accommodating the heat dissipation device of the CT scanner, a second cavity 5 for standing the gas in the first front end 4, and a third cavity 6 for guiding the gas, which are sequentially disposed.

In a preferred embodiment of the present application, an air exhausting device is disposed in the third cavity 6, and the air exhausting device at least comprises one or both of a centrifugal fan 601 and an air guide plate 602. In a preferred embodiment of the present invention, the third cavity 6 is provided with an air exhausting device on an inner wall of a side facing away from the second cavity 5, as shown in fig. 3, the air exhausting device includes a plurality of centrifugal fans 601 and a plurality of wind direction deflectors 602, in a further preferred embodiment of the present invention, the centrifugal fans 601 are disposed in a matching manner with the wind direction deflectors 602, and the centrifugal fans 601 are disposed on an inner periphery of at least one wind direction deflector 602. The centrifugal fan 601 is arranged, so that the gas which is kept standing in the second cavity 5 can be effectively led out, and the gas flowing in the first cavity 4 of the CT scanner is driven. The flow guide plate 602 can better control the movement direction of the gas in the third cavity 6, and the gas can be conveniently led out. In a further preferred embodiment of the present invention, a plurality of centrifugal fans 601 are disposed on an inner wall of the third cavity 6 facing away from the second cavity 5 in cooperation with the wind direction guide plate 602, and the centrifugal fans 601 are uniformly distributed on the air exhausting device. The gas in the first cavity 4 and the second cavity 5 of the CT scanner is led out, and meanwhile, the consistent direction of the wind is ensured, and the whole heat dissipation rate of the CT scanning frame is improved.

In a preferred embodiment of the present invention, as shown in fig. 4, a honeycomb-shaped baffle is disposed at the air outlet of the air exhaust device in the third cavity 6 to prevent dust or other objects from entering the air exhaust device, so that the operation of the air exhaust device and the CT scanner rack with the heat dissipation device of the CT scanner as a whole is affected.

In a preferred embodiment of the present invention, the air inlet of the first cavity and the air outlet of the third cavity of the CT scanner are located on the same side of the CT scanner, and are arranged side by side. Foretell mode of setting makes setting up of air intake and air outlet is comparatively concentrated, and convenient follow-up air pipe's setting mutual with the outside air to CT scan frame carries out can improve gaseous inhaling and get rid of efficiency to can avoid influencing the flow of control chamber air because of air current in the CT scan frame, increase the degree of difficulty that the control chamber environment keeps aseptic requirement.

To achieve the above object, according to another aspect of the present application, there is provided a CT scanner.

The CT scanner comprises any one of the CT scanning frames.

In the embodiment of the invention, a new heat dissipation structure setting mode is adopted, the internal structure of the heat dissipation device is newly rearranged, the air inlet is arranged on the side surface, the heating component and the rotary support bearing the heating component are arranged in the air duct, the purpose of reducing the integral volume of the heat dissipation device while better dissipating heat of the heating component is achieved, the effect of light weight design of the CT scanning frame is realized while the heat dissipation requirement of the CT scanning frame is realized, and the technical problems of thick appearance and high running noise of the CT scanning frame caused by the fact that a conventional CT scanning frame needs a fan with larger flow and appearance to dissipate heat of a system are solved.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.