CN211410742U

CN211410742U - Cooling system of spiral fault radiotherapy

Info

Publication number: CN211410742U
Application number: CN201922244926.6U
Authority: CN
Inventors: 周宝强
Original assignee: Shanghai Zhuoya Medical Technology Co ltd
Current assignee: Shanghai Zhuoya Medical Technology Co ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-09-04
Anticipated expiration: 2029-12-14

Abstract

The utility model relates to a cooling system of spiral fault radiotherapy for carry out forced air cooling to spiral fault radiotherapy system, including buried pipeline in advance, foundation ditch and the machine housing that surrounds the cage foundation ditch, spiral fault radiotherapy system in each functional unit install on the foundation ditch and set up in the machine housing, the air intake of buried pipeline in advance insert air conditioner cold wind, the air outlet sets up on the foundation ditch antetheca, inside towards the machine housing, wherein, the foundation ditch antetheca indicates to be close to the lateral wall of placing the treatment bed, the top of machine housing seted up the air exit. Air conditioner cold wind gets into from the air intake, blows off towards the inside of machine housing by the air outlet behind the buried pipeline in advance, and the cold wind that blows off is from up moving down, and the air exit from machine housing top is discharged at last, forms the air current and takes away the heat, compares with prior art, the utility model has the advantages of effectively reduce anterior heating element temperature of spiral fault radiotherapy system.

Description

Cooling system of spiral fault radiotherapy

Technical Field

The utility model belongs to the technical field of medical instrument and specifically relates to a cooling system of spiral fault radiotherapy is related to.

Background

Helical tomotherapy is a completely new concept of radiotherapy technique formally entering the clinic in 2003. This technique uses a dedicated helical TomoTherapy system-TomoTherapy: a miniaturized 6 megavolt medical linear accelerator is arranged on a slip ring frame of a spiral CT, the CT imaging principle is reversely utilized, high-energy X-rays are used for radiotherapy, and in principle, any required dose distribution can be realized in a human body. The ideal goal of radiation therapy is thus readily achieved, giving the tumor area a lethal dose high enough to minimize radiation damage to critical organs and normal tissue in the periphery.

The outermost ring of TomoTherapy is provided with a large housing which houses the main heat generating components, and the internal temperature in the housing directly affects the use of tomotherpy, so that a cooling system needs to be designed for tomotherpy, the temperature in the housing is reduced, the internal environment is improved, and the working error rate of each component is reduced. At present, a cooling system of helical TomoTherapy is composed of water cooling and air cooling, wherein the water cooling provides constant temperature cooling (working temperature is 40 ℃) for internal components of TomoTherapy, and the air cooling provides heat exchange for internal and external environments of TomoTherapy to realize cooling.

A disk (a large disk for fixing all components of a rotating part) is arranged between the front part and the rear part of tomotherappy, so that the front space and the rear space are divided, a large number of various systems such as a circuit system, a computer system, a high-voltage system and a microwave system are concentrated on the front part of the disk, the systems generate a large amount of heat during operation, many of the systems have relatively high requirements on the temperature of the working environment, the high temperature easily causes errors of the systems, and the components generating heat in tomotherappy are almost all arranged on the front part of the disk. Air cooling systems in the prior art are concentrated on the rear part of the machine, and an air outlet of an air pipe is positioned behind a machine housing and is provided with an exhaust fan. This can make the anterior each system work of machine produce a large amount of heats, can only realize the heat exchange with the cold wind in the forced air cooling system limitedly, cause the accumulation of a large amount of heats in the anterior machine, and the temperature is still too high, and this will seriously influence the work precision and the stability of anterior each system of machine, leads to it to take place the mistake and influences treatment.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a cooling system for effectively reducing the temperature of the front heating component of the spiral tomography radiotherapy to overcome the above-mentioned defects of the prior art.

The purpose of the utility model can be realized through the following technical scheme:

the utility model provides a cooling system of spiral fault radiotherapy for carry out forced air cooling to spiral fault radiotherapy system, include buried pipeline in advance, foundation ditch and surround the machine housing of cage foundation ditch, spiral fault radiotherapy system in each functional unit install on the foundation ditch and set up in the machine housing, the air intake of buried pipeline in advance insert air conditioner cold wind, the air outlet sets up on the foundation ditch antetheca, and inside towards the machine housing, wherein, the foundation ditch antetheca indicates to be close to the lateral wall of placing the treatment bed, the top of machine housing seted up the air exit. The air-conditioning cold air enters from the air inlet, the preferably 13 ℃ air-conditioning cold air is blown out from the air outlet towards the inside of the machine housing after passing through the pre-buried pipeline, the blown cold air moves from bottom to top and is finally discharged from the air outlet at the top of the machine housing to form air flow to bring out heat, and the heat is directly cooled for heating parts at the front part of the machine.

Further, air outlet department be equipped with the tuber pipe adapter, tuber pipe adapter control air outlet oblique top be 45 orientations for the speed that the air current rises, improve the heat exchange efficiency of cold wind and the part that generates heat, improve cooling efficiency.

Further, the air outlet set up two, be located the left and right sides of foundation ditch antetheca respectively, and 40cm apart from the left and right sides wall of foundation ditch respectively, increase the ascending cold wind and occupy the area and the heat transfer area of machine housing, make cold wind evenly be full of whole machine housing, guarantee that all parts that generate heat can all be effectively cooled down, improve cold wind availability factor and cooling efficiency.

Furthermore, the foundation pit is a rectangular pit, the plane of the air outlet is flush with the surface of the front wall of the foundation pit and does not protrude, and the air outlet is matched with the matched installation between the parts in the machine and the foundation pit, so that the original installation relation is not influenced.

Furthermore, the air outlet is a square air outlet of 10cm by 15cm, the upper edge of the air outlet is 5cm away from the ground, the square air outlet is convenient to process and arrange and is 150cm²The air outlet is ensured to be connected with the pipelineThe cold air entering the refrigerator can be smoothly discharged, and refrigeration is effectively realized.

Further, the air outlet on set up latticed separation blade, prevent effectively that the article from falling into the pipeline and influencing the air output, guarantee to a certain extent that cooling effect's is stable effective.

Further, pre-buried pipeline intercommunication air intake after, be the reposition of redundant personnel of T font at the rear of foundation ditch, pre-buried pipeline reposition of redundant personnel after form left tuber pipe and right tuber pipe, left tuber pipe after bypassing the back wall and the left side wall of foundation ditch, the left air outlet of intercommunication foundation ditch antetheca, right tuber pipe after bypassing the back wall and the right side wall of foundation ditch, the air outlet on intercommunication foundation ditch antetheca right side.

Furthermore, the pre-buried pipeline is a square pipe with a cross section of 20cm x 10cm or a cross section of 200cm²The round tube ensures that air-conditioning cold air meets the air flow requirement of 33-66lps specified by a spiral tomography radiotherapy air-cooling system, and effectively refrigerates heating parts.

Furthermore, the air outlet is a shutter-shaped air outlet, so that the air flow after heat exchange is dispersed through the shutter window and is stably and uniformly discharged out of the machine housing, and the service life of the machine housing is prolonged.

Furthermore, the side cover of the machine housing is provided with a detachable panel for maintenance, and the detachable panel is provided with a ventilation fan and/or a shutter-shaped ventilation opening, so that ventilation in the machine housing is facilitated, and internal heat dissipation is further assisted.

Compared with the prior art, the utility model has the advantages of it is following:

1) the air outlet of the utility model is arranged on the front wall of the foundation pit, cold air is blown out from the front wall of the foundation pit, and the cold air directly exchanges heat with the main heating component on the front part of the disk in the process of rising through the front part of the disk, so that refrigeration is realized, the internal environment of the machine is greatly changed, and the good environment temperature of the machine is ensured;

2) the air outlet of the utility model is provided with the 45-degree adapter, and the two adapters are respectively arranged at the left side and the right side, thereby increasing the contact area of the cold air and the heating parts while improving the rising speed of the cold air, and ensuring that the whole machine housing can be uniformly filled with the cold air, and ensuring that all the heating parts can be effectively cooled;

3) the utility model has no change to the position of the air inlet and the air conditioning system of the machine room, and only changes the position of the air outlet on the original basis, thereby being convenient for implementation and having low modification cost;

4) the utility model discloses set up ventilation fan and/or shutter form vent on the panel dismantled of side cap of machine housing, only be pure panel with original machine housing, help the inside ventilation of machine housing.

Drawings

FIG. 1 is a perspective view showing a position comparison before and after the air outlet is changed;

FIG. 2 is a schematic plan view showing the positional relationship of the respective parts;

fig. 3 is a schematic front view of the machine housing and treatment couch.

Wherein: 1. air outlet, 2, foundation ditch antetheca, 3, foundation ditch, 4, original air outlet, 5, pre-buried pipeline, 6, concrete, 7, machine housing bottom profile, 8, treatment bed, 9, air exit, 10, machine housing, 51, left tuber pipe, 52, right tuber pipe.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Example (b):

as shown in fig. 1, fig. 2 and fig. 3, the utility model provides a cooling system of spiral fault radiotherapy, be used for carrying out forced air cooling to spiral fault radiotherapy system, including buried pipeline 5 in advance, foundation ditch 3 and the machine housing 5 that surrounds cage foundation ditch 3, each functional unit in spiral fault radiotherapy system installs on foundation ditch 3 and sets up in machine housing 10, air conditioner cold wind is inserted to buried pipeline 5's air intake, air outlet 1 is totally two, set up respectively in the left and right sides of foundation ditch antetheca 2, inside towards machine housing 10, blow cold wind to its inside, wherein, foundation ditch antetheca 2 indicates to be close to the lateral wall of placing treatment bed 8. As shown in fig. 3, an air outlet 9 is formed at the top of the machine housing 10, and the air outlet 9 is a louver-shaped air outlet and is respectively disposed at the left and right sides of the top. Air conditioner cold wind gets into from the air intake, blows off towards the inside of machine housing 10 by air outlet 1 after through pre-buried pipeline 5, and the cold wind that blows off is from up moving down, discharges from air exit 9 at machine housing 10 top at last, forms the air current and takes out the heat, directly cools down to the anterior each component that generates heat of machine.

As shown in fig. 1, foundation ditch 3 is a recessed rectangle hole on the concrete 6 of pouring in advance, and its degree of depth is 25cm, and buried pipeline 5 in concrete 6 in advance for insert air conditioner cold wind, and discharge from air outlet 1, fig. 1 and fig. 2 show original air outlet 4 respectively with the utility model provides an air outlet 1's position change, the utility model discloses move foundation ditch antetheca 2 with original air outlet 4 from the foundation ditch rear, 4 planes of air outlet and 2 surfaces of foundation ditch antetheca keep equal and not outstanding, and quantity is changed into two by one, and the left and right sides wall with foundation ditch 3 respectively at a distance of 40 cm. This makes cold wind blow off by foundation ditch antetheca 2, directly carries out the heat transfer with the main part that generates heat that is located the front portion, makes cold wind evenly fill up whole machine housing 10 simultaneously, guarantees that all parts that generate heat can all be effectively cooled down, compares with original cooling system, has improved the machine internal environment greatly.

In this embodiment, air outlet 4 is 10cm 15 cm's square air outlet, and its upper edge is 5cm apart from ground, and square air outlet can conveniently process and arrange, sets up latticed separation blade on air outlet 4 simultaneously, prevents that the article from falling into the pipeline and influencing the air output.

Fig. 2 shows the position relationship of the foundation pit 3, the machine housing bottom contour 7, the pre-buried pipeline 5 and the treatment couch 8, the machine housing bottom contour 7 is formed by the machine housing 10 to surround the foundation pit 3 and each part of the machine, the contour left on the bottom concrete 6, the pre-buried pipeline 5 is communicated with the air inlet, a T-shaped shunt is formed behind the foundation pit 3 and the machine housing bottom contour 7, the pre-buried pipeline 5 after the shunt forms a left air pipe 51 and a right air pipe 52, in the embodiment, the left air pipe 51 and the right air pipe 52 are respectively wound to the front from the two sides of the foundation pit 3 and the machine housing bottom contour 7, and finally, the air outlets on the two sides of the foundation pit front wall 2 are.

In this embodiment, the air outlet 1 is provided with a 45 ° air duct adapter, so that the air outlet 1 blows out air conditioning cold air in a 45 ° oblique upward direction, thereby improving heat exchange efficiency between the cold air and the heat generating component, and accelerating cooling. The cold air introduced from the air inlet is air-conditioning air with the temperature of 13 ℃.

As shown in fig. 1, the pre-buried pipeline 5 in this embodiment is a square pipe with a cross section of 20cm × 10cm, and the cross section of the pre-buried pipeline 5 may also be 200cm²The cross section area of the pipe 5 is pre-embedded, so that enough cold air is provided for cooling the heating part, and the air-conditioning cold air can meet the air flow requirement of 33-66lps specified by the spiral tomography radiotherapy air-cooling system.

The utility model provides a machine housing 10's side cover sets up ventilation fan and/or shutter form vent on the panel dismantled, assists the inside ventilation of machine housing 10.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a cooling system of spiral fault radiotherapy for carry out forced air cooling to spiral fault radiotherapy system, including buried pipeline (5), foundation ditch (3) in advance and surround machine housing (10) of cage foundation ditch (3), spiral fault radiotherapy system in each functional unit install on foundation ditch (3) and set up in machine housing (10), its characterized in that, the air intake of buried pipeline (5) insert air conditioner cold wind, air outlet (1) set up on foundation ditch antetheca (2), and inside towards machine housing (10), the top of machine housing (10) seted up air exit (9).

2. The cooling system for spiral tomography radiotherapy as claimed in claim 1, wherein an air duct adapter is provided at the air outlet (1), and the air duct adapter controls the air outlet to be inclined upward by 45 °.

3. The cooling system for helical tomotherapy according to claim 2, characterized in that, two air outlets (1) are provided, which are respectively located at the left and right sides of the front wall (2) of the foundation pit and are respectively spaced from the left and right sides of the foundation pit (3) by 40 cm.

4. The cooling system for helical tomotherapy according to claim 3, characterized in that, the foundation pit (3) is a rectangular pit, and the plane of the air outlet (1) is flush with the surface of the front wall (2) of the foundation pit.

5. The cooling system for helical tomotherapy according to claim 4, wherein the air outlet (1) is a square air outlet of 10cm x 15cm, and the upper edge of the air outlet is 5cm from the ground.

6. The cooling system for helical tomotherapy according to claim 4, wherein the air outlet (1) is provided with a grid-shaped baffle.

7. The cooling system for helical tomography radiotherapy as claimed in claim 3, wherein the pre-buried pipeline (5) is connected with the air inlet and then is shunted in a T shape at the rear of the foundation pit, the pre-buried pipeline (5) is shunted to form a left air pipe (51) and a right air pipe (52), the left air pipe (51) is connected with the left air outlet of the front wall (2) of the foundation pit after being connected with the rear wall and the left side wall of the foundation pit (3), and the right air pipe (52) is connected with the right air outlet of the front wall (2) of the foundation pit after being connected with the rear wall and the right side wall of the foundation pit (3).

8. The cooling system for helical tomotherapy according to claim 1 or 7, wherein the pre-buried pipeline (5) is a square pipe with a cross section of 20cm x 10cm or a cross section of 200cm²The circular tube of (1).

9. The cooling system for helical tomotherapy as claimed in claim 1, wherein said air outlet (9) is a louvered air outlet.

10. The cooling system for helical tomotherapy as claimed in claim 1, wherein the side cover of said machine housing (10) is provided with removable panels for maintenance, said removable panels being provided with ventilation fans and/or louvered vents.