Electrical box and surgical robot

By designing a liquid cooling system and drainage hole structure in the electrical box of the surgical robot, the problem of heat accumulation in the electrical box is solved, rapid heat dissipation of electrical parts and improved reliability of the electrical box, ensuring the safety of the surgical robot.

CN120568673APending Publication Date: 2025-08-29SHANDONG WEIGAO SURGICAL ROBOT CO LTD
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Patent Information

Application Number
CN202510662670.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-05-22
Publication Date
2025-08-29

AI Technical Summary

Technical Problem

The electrical box of existing surgical robots generates a large amount of heat and cannot be discharged quickly and safely under working conditions, resulting in a shortened service life of electrical parts and a reduced operating safety.

Method used

An electrical box is designed, equipped with a box, a liquid cooling system, an internal circulation device, an external circulation device and a conveying pipeline. The conveying pipeline is bent and extended along the pipe layer and electrical parts. The aperture of the liquid discharge hole is not greater than the aperture of the preset electromagnetic wave's longest wavelength, forming a liquid cooling system for rapid heat dissipation and monitoring liquid leakage through sensors.

Benefits of technology

It realizes fast and efficient heat dissipation of electrical parts in the electrical box, avoids interference and electromagnetic interference of the conveying pipeline on the electrical parts, improves the reliability and stability of the electrical box, and ensures the safe operation of the surgical robot.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention belongs to the technical field of surgical robots, and discloses an electrical cabinet and a surgical robot. The problem that a large amount of heat generated in the working state of an existing electrical box cannot be rapidly and safely discharged, and consequently operation danger is caused is solved. The electrical box comprises a box body and a liquid cooling system. The bottom layer of the box body is provided with a routing pipe layer, and the bottommost end of the electrical part is at least higher than the routing pipe layer; the conveying pipeline is used for connecting the internal circulation device and the external circulation device; the conveying pipeline is located on the pipe laying layer and can at least be arranged along the pipe laying layer and the electrical part in a bending and extending mode. A liquid discharge hole is formed in the bottom wall of the box body corresponding to the connection position of the conveying pipeline and the internal circulation device, and the aperture of the liquid discharge hole is not larger than the aperture size corresponding to the longest wavelength of the preset electromagnetic wave. The electrical parts in the box body are efficiently cooled through the liquid cooling system, and the liquid drainage holes are formed in the bottom wall of the box body corresponding to the connecting position of the inner circulation device and the conveying pipeline, so that the risk caused by liquid leakage at the connecting position is avoided, and the safety and reliability of heat dissipation are improved.
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Description

Technical Field

[0001] The present invention relates to the technical field of surgical robots, and in particular to an electrical box and a surgical robot. Background Art

[0002] The development of surgical robots has had a significant impact on the medical field, bringing about fundamental technological and conceptual changes to traditional medicine. A surgical robot typically consists of a master console and a slave console. The master console includes an electrical box, which serves as the robot's input control device and user sensor, serving as its primary control device and also as a medium for information exchange.

[0003] The electrical box includes various electrical components to meet its control, information transmission and other functions. The industrial computers and controllers in the electrical components will generate a lot of heat during operation. Due to the sealing of the electrical box, the heat cannot be quickly removed, causing the temperature inside the electrical box to remain high for a long time. This will affect the service life of the electrical components in the electrical box and will also directly affect the safety of the overall electrical box operation. Summary of the Invention

[0004] The purpose of the present invention is to provide an electrical box and a surgical robot to solve the problem that the electrical box of the existing surgical robot generates a large amount of heat during operation and cannot be quickly and safely discharged, resulting in operational hazards.

[0005] To achieve this object, the present invention adopts the following technical solution: an electrical box, comprising a box body and a liquid cooling system;

[0006] The box body is provided with electrical components, the bottom layer of the box body is provided with a pipe layer, and the bottom end of the electrical components is at least higher than the pipe layer;

[0007] The liquid cooling system includes an internal circulation device, an external circulation device and a delivery pipeline, and the delivery pipeline is used to connect the internal circulation device and the external circulation device;

[0008] The conveying pipeline is located at the pipe routing layer, and the conveying pipeline can be arranged at least along the pipe routing layer and the electrical components in a bent, extended manner;

[0009] A drainage hole is provided on the bottom wall of the box body corresponding to the connection position between the delivery pipe and the internal circulation device. The aperture of the drainage hole is not larger than the aperture size corresponding to the longest wavelength of the preset electromagnetic wave.

[0010] Preferably, the delivery pipeline includes an input pipeline and an output pipeline that are symmetrically arranged in parallel;

[0011] The pipe routing layer is provided with a fixing frame, and the fixing frame is provided with a positioning groove, through which the input pipe and the output pipe pass.

[0012] Preferably, the input pipe and / or the output pipe comprises an integrated pipe body;

[0013] One end of the integrated pipe body is connected to the internal circulation device, and the other end of the integrated pipe body passes through the panel hole of the box body and is connected to the external circulation device.

[0014] Preferably, the diameter of the drainage hole gradually decreases along the direction of liquid flow therein.

[0015] Preferably, a collector is disposed on the lower side of the drainage hole, and the collector is used to collect liquid leaking through the drainage hole.

[0016] Preferably, the drainage hole is provided with a sensor, the sensor is connected to an external controller, and the sensor is used to sense whether the drainage hole is leaking.

[0017] Preferably, the high-power electrical components are at least partially attached to the internal circulation device.

[0018] Preferably, the internal circulation device and / or the external circulation device comprises a refrigeration component, and the refrigeration component is capable of cooling the liquid transported by the transport pipeline.

[0019] Preferably, the internal circulation device and / or the external circulation device includes an auxiliary radiator, and the auxiliary radiator is arranged in close contact with the refrigeration component.

[0020] A surgical robot comprises the above-mentioned electrical box.

[0021] Beneficial effects of the present invention:

[0022] The electrical box and surgical robot provided by the present invention are equipped with electrical components in the box, and a pipe layer is provided at the bottom of the box, and the bottom end of the electrical components is at least higher than the pipe layer; the liquid cooling system includes an internal circulation device, an external circulation device and a delivery pipe, and the delivery pipe is used to connect the internal circulation device and the external circulation device; the delivery pipe is located in the pipe layer, and the delivery pipe can at least be bent and extended along the pipe layer and the electrical components; the bottom wall of the box corresponding to the connection position of the delivery pipe and the internal circulation device is provided with a drainage hole, and the aperture of the drainage hole is not larger than the aperture size corresponding to the longest wavelength of the preset electromagnetic wave. By arranging the bottom end of the electrical components at least higher than the pipe layer, interference of the conveying pipes in the pipe layer with the electrical components is avoided, thereby ensuring rational use of the space in the electrical box; the liquid cooling system formed by the internal circulation device, the external circulation device and the conveying pipes is used to quickly and directly dissipate heat from the electrical components, thereby ensuring fast and efficient heat dissipation of the electrical components when the electrical components are in working condition; by arranging the conveying pipes in the pipe layer and being able to at least bend and extend along the pipe layer and the electrical components, the conveying pipes in the pipe layer can be arranged without contact with the electrical components, thereby avoiding the influence of the conveying pipes on the electrical components; by arranging a drainage hole with an aperture size not greater than the longest wavelength of the preset electromagnetic wave on the bottom wall of the box corresponding to the connection position of the conveying pipe and the internal circulation device, it can not only ensure leakage protection when leakage occurs at the connection position of the conveying pipe and the internal circulation device, but also avoid the problem of electromagnetic interference caused by the aperture size of the set drainage hole being too large, thereby ensuring the reliability and stability of the electrical box when in working condition. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic structural diagram of an electrical box provided in Embodiment 1 of the present invention;

[0024] Figure 2 This is a schematic structural diagram of a drain hole and a collector in an electrical box provided in the first embodiment of the present invention;

[0025] Figure 3 This is a partial structural diagram of an electrical box provided in the first embodiment of the present invention at one angle;

[0026] Figure 4 It is a schematic diagram of the partial structure of the electrical box provided in the first embodiment of the present invention from another angle.

[0027] In the figure: 10, box body; 11, pipe layer; 12, drainage hole; 13, fixing frame; 131, positioning groove; 21, internal circulation device; 22, external circulation device; 23, conveying pipeline; 231, input pipeline; 232, output pipeline; 30, electrical parts; 40, collector; 50, sensor; 60, refrigeration component; 70, auxiliary radiator. DETAILED DESCRIPTION

[0028] The present invention will be further described in detail below with reference to the accompanying drawings and examples. It will be understood that the specific embodiments described herein are intended only to illustrate the present invention and are not intended to limit the present invention. It should also be noted that, for ease of description, the accompanying drawings only illustrate portions relevant to the present invention, not all structures.

[0029] In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integration; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention in specific circumstances.

[0030] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Furthermore, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0031] In the description of this embodiment, the terms "upper," "lower," "right," and other orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely for ease of description and simplified operation. They do not indicate or imply that the devices or components referred to must have, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on the present invention. Furthermore, the terms "first" and "second" are used solely for descriptive purposes and have no special meanings.

[0032] Example 1

[0033] like Figures 1 to 4As shown, an electrical box includes a box body 10 and a liquid cooling system; electrical components 30 are arranged in the box body 10, and a pipe layer 11 is provided at the bottom of the box body 10, and the bottom end of the electrical components 30 is at least higher than the pipe layer 11; the liquid cooling system includes an internal circulation device 21, an external circulation device 22 and a delivery pipe 23, and the delivery pipe 23 is used to connect the internal circulation device 21 and the external circulation device 22; wherein, the delivery pipe 23 is located at the pipe layer 11, and the delivery pipe 23 can at least be bent and extended along the pipe layer 11 and the electrical components 30; a drainage hole 12 is provided on the bottom wall of the box body 10 corresponding to the connection position of the delivery pipe 23 and the internal circulation device 21, and the aperture of the drainage hole 12 is not greater than the aperture size corresponding to the longest wavelength of the preset electromagnetic wave.

[0034] Specifically, by setting the bottom end of the electrical components 30 at least higher than the pipe layer 11, the conveying pipe 23 of the pipe layer 11 is prevented from interfering with the electrical components 30, thereby ensuring the rational use of the space in the electrical box; the liquid cooling system formed by the internal circulation device 21, the external circulation device 22 and the conveying pipe 23 is used to quickly and directly dissipate the heat of the electrical components 30 in the box body 10, thereby ensuring the effect of fast and efficient heat dissipation of the electrical components 30 when they are in working state; by setting the conveying pipe 23 on the pipe layer 11 and being able to bend and extend along the pipe layer 11 and the electrical components 30 at least, the conveying pipe 23 is arranged on the pipe layer 11 can be set up without contact with the electrical components 30, avoiding the influence of the conveying pipe 23 on the electrical components 30; by arranging a drainage hole 12 with an aperture size not larger than the longest wavelength of the preset electromagnetic wave on the bottom wall of the above-mentioned box body 10 corresponding to the connection position between the conveying pipe 23 and the internal circulation device 21, it can not only ensure leakage protection when leakage occurs at the connection position between the conveying pipe 23 and the internal circulation device 21, but also avoid the problem of electromagnetic interference on the electrical components 30 inside the electrical box caused by the aperture size of the set drainage hole 12 being too large, thereby ensuring the reliability and stability of the electrical box in the working state.

[0035] The liquid cooling system is used to quickly dissipate heat from the box body 10 , with a fast heat dissipation speed and a good heat dissipation effect, thereby ensuring that the heat generated by the electrical components 30 in the electrical box during operation can be quickly dissipated.

[0036] Among them, the bottom layer of the box body 10 is provided with a piping layer 11, and the bottom end of the electrical component 30 is at least higher than the piping layer 11, that is, the conveying pipe 23 in the piping layer 11 is at least lower than or flush with the bottom layer of the electrical component 30, so as to avoid the conveying pipe 23 from interfering with the arrangement of the electrical component 30, and once the conveying pipe 23 leaks, it will not cause harm to the electrical component 30, thereby improving the reliability and safety of the electrical box; it is worth mentioning that the bottom end of the electrical component 30 is at least higher than the piping layer 11, preferably, the bottom end of the electrical component 30 is slightly higher than the height of the piping layer 11. According to the space design principle, the bottom end of the electrical component 30 can be 20 mm higher than the piping layer 11, as long as it can be ensured that the electrical component 30 will not contact the conveying pipe 23 of the lower layer. It is worth mentioning that the piping layer 11 can be isolated from the electrical components 30 in the box 10 by partitions, etc., to realize an independent piping layer 11; the piping layer 11 can also be a space separated from the electrical components 30 in the box 10, which is a conceptual piping layer 11, and there is no partition between it and the electrical components 30.

[0037] The liquid cooling system includes an internal circulation device 21 located inside the housing 10, and an external circulation device 22 located outside the housing 10. A delivery pipe 23 is used to connect the internal circulation device 21 and the external circulation device 22, so as to deliver the "hot liquid" in the internal circulation device 21 to the external circulation device 22 for further cooling, thereby achieving rapid heat conduction and cooling within the housing 10. It is worth mentioning that when the delivery pipe 23 is connected to the external circulation device 22 outside the housing 10, it can be connected through a communication hole equipped with a communication panel on the housing 10, thereby reducing electromagnetic interference caused by the delivery pipe 23 passing through the inside and outside of the housing 10.

[0038] Among them, the connection position between the delivery pipe 23 and the internal circulation device 21 corresponds to the bottom wall of the box 10, which is equipped with a drainage hole 12 with an aperture not greater than the aperture size corresponding to the longest wavelength of the preset electromagnetic wave, that is, when leakage occurs at the connection position between the delivery pipe 23 and the internal circulation device 21, it can be quickly discharged through the drainage hole 12 without affecting the electrical components 30 in the box 10; and the size of the drainage hole 12 is less than or equal to the aperture size corresponding to the longest wavelength of the preset electromagnetic wave, so as to avoid the size of the drainage hole 12 being too large, causing the electrical components 30 in the box 10 to be affected by external electromagnetic interference; it is worth mentioning that the longest wavelength of the preset electromagnetic wave can be determined according to the national standard or industry standard for surgical robots to ensure that the aperture corresponding to the longest wavelength of the preset electromagnetic wave can meet the electromagnetic wave interference requirements of the national standard or industry standard; the aperture selection of the drainage hole here is similar to the aperture selection of the heat dissipation hole, both of which are based on meeting national requirements or industry requirements. It is also possible to choose to select a slightly smaller aperture of the drainage hole, and select more drainage holes to avoid the problem of accumulation caused by the inability to quickly discharge the leaked liquid.

[0039] Among them, the box body 10 preferably includes a first shell and a second shell; the electrical components 30, the internal circulation device 21 and the conveying pipe 23 are located in the first shell, and the drainage hole is located on the bottom wall of the first shell; the external circulation device 22 is located on the outside of the first shell; the second shell is arranged on the outside of the first shell; the second shell can cover the drainage hole to avoid the problem of electromagnetic interference to the electrical components 30 inside the electrical box due to the setting of the drainage hole.

[0040] Exemplarily, the delivery pipeline 23 includes an input pipeline 231 and an output pipeline 232 that are symmetrically arranged in parallel; the pipe layer 11 is provided with a fixing frame 13, and the fixing frame 13 is provided with a positioning groove 131, and the input pipeline 231 and the output pipeline 232 pass through the positioning groove 131.

[0041] Specifically, by arranging the input pipe 231 and the output pipe 232 symmetrically in parallel, it is beneficial to achieve a more standardized setting of the liquid cooling system and reduce the overall space occupied in the box 10; the positioning grooves on the fixing frame 13 configured in the pipe layer can fix the input pipe 231 and the output pipe 232, avoiding the problem of the input pipe 231 and the output pipe 232 being damaged due to shaking of the electrical box during transportation, etc., thereby improving the overall stability and reliability.

[0042] Among them, the fixing frame 13 includes a base and an upper cover, and a positioning groove is formed between the base and the upper cover, and the shape and size of the positioning groove are adapted to the size of the conveying pipe 23; the base includes a fixing ear, and the fixing ear is provided with a fixing hole, and the bolt passes through the fixing hole to fix the base to the bottom wall of the box body 10; the conveying pipe 23 is passed through the positioning groove of the base, and then the upper cover is closed on the base to realize the fixation of the conveying pipe 23, ensure the reliability and stability of the fixation of the conveying pipe 23, and the disassembly and other operations are simpler and more convenient, with good practicality.

[0043] Among them, the delivery pipeline 23 includes an input pipeline 231 and an output pipeline 232, and the input pipeline 231 and the output pipeline 232 are arranged symmetrically in parallel. Therefore, two corresponding positioning grooves are formed on the fixing frame 13, that is, one fixing frame 13 can fix the input pipeline 231 and the output pipeline 232 in the delivery pipeline 23, ensuring the convenience of assembly operation.

[0044] Among them, the number of fixing frames 13 is preferably multiple; taking three as an example, one fixing frame 13 is set at the front end of the conveying pipe 23, one fixing frame 13 is set at the middle of the conveying pipe 23, and one fixing frame 13 is set at the tail end of the conveying pipe 23.

[0045] Exemplarily, the above-mentioned input pipe 231 and / or the above-mentioned output pipe 232 include an integrated pipe body; one end of the above-mentioned integrated pipe body is connected to the above-mentioned internal circulation device 21, and the other end of the above-mentioned integrated pipe body passes through the panel hole of the above-mentioned box body 10 and is connected to the above-mentioned external circulation device 22.

[0046] Specifically, by selecting the input pipe 231 and / or the above-mentioned output pipe 232 as an integrated pipe body, the impact on the overall service life of the input pipe 231 and the output pipe 232 due to leakage at the connection position is avoided; the integrated pipe body is directly connected to the internal circulation device 21 and the external circulation device 22, avoiding problems such as leakage due to splicing between the pipe bodies.

[0047] Among them, the input pipe 231 and the output pipe 232 are preferably both integrated pipe bodies, and the integrated pipe bodies are preferably made of aluminum alloy; the integrated pipe body made of aluminum alloy has good flexibility and can be bent at corresponding positions according to the actual principle of avoiding electrical components 30, etc., so as to better meet diverse usage requirements, and the integrated pipe body made of aluminum alloy has good strength.

[0048] For example, the diameter of the drainage hole 12 gradually decreases along the direction of liquid flow therein.

[0049] Specifically, by designing the diameter of the drainage hole 12 to gradually become smaller along the direction of liquid flow, when leakage occurs at the connection between the delivery pipe 23 and the internal circulation device 21, the liquid can be input more quickly from the upper end of the drainage hole 12 with a larger aperture, thereby achieving a rapid drainage effect in a "funnel-shaped" aperture; and the external environment is less likely to cause electromagnetic interference to the electrical components 30 in the box body 10 by entering from the end with a smaller aperture, thereby achieving a better anti-electromagnetic interference effect.

[0050] Exemplarily, a collector 40 is disposed at the lower side of the drainage hole 12 , and the collector 40 is used to collect liquid leaking through the drainage hole 12 .

[0051] Specifically, by disposing the collector 40 at the lower side of the drainage hole 12 , the collector 40 can collect the liquid leaking through the drainage hole 12 , thereby avoiding the impact on the external environment and improving the use effect.

[0052] The collector 40 may be a collection box, the opening of which is directly connected to the position of the drainage hole 12 , so that the liquid passing through the drainage hole 12 can be directly collected by the collection box.

[0053] Exemplarily, the drain hole 12 is provided with a sensor 50 , which is connected to an external controller. The sensor 50 is used to sense whether the drain hole 12 is leaking liquid.

[0054] Specifically, by configuring a sensor 50 at the drainage hole 12, the sensor 50 is connected to an external controller, so that when liquid is discharged from the drainage hole 12, a signal is sensed and transmitted to the external controller, and the external controller issues an alarm. When a leakage alarm is issued, repairs are carried out as soon as possible to avoid surgical risks and other problems.

[0055] Among them, the sensor 50 is preferably an optical liquid level sensor 50. The optical liquid level sensor 50 uses an infrared LED and a phototransistor to determine whether there is liquid by detecting the overflow of infrared light. It is worth mentioning that the sensor 50 can also be configured in the collector 40 to realize a leakage alarm when the leaked liquid enters the collector 40, which can also achieve a warning effect.

[0056] Exemplarily, the high-power electrical component 30 is at least partially attached to the internal circulation device 21 .

[0057] Specifically, by at least partially attaching the internal circulation device 21 to the high-power electrical component 30, the heat generated by the high-power electrical component 30 in the working state can be quickly dissipated, thereby improving the heat dissipation effect.

[0058] Among them, it is preferred that the high-power electrical component 30 is completely attached to the internal circulation device 21 to ensure a better heat dissipation effect; it is worth mentioning that the high-power electrical component 30 can generate a large amount of heat in the working state, and by directly attaching it to the internal circulation device 21 for heat dissipation, more comprehensive and rapid heat dissipation can be achieved.

[0059] Among them, the high-power electrical components 30 at least partially fit into the internal circulation device 21 , and preferably at least 50% of the high-power electrical components 30 fit into the internal circulation device 21 to ensure that the internal circulation device 21 can better dissipate heat for the electrical components 30 .

[0060] Illustratively, the internal circulation device 21 and / or the external circulation device 22 includes a refrigeration component 60 , and the refrigeration component 60 is capable of cooling the liquid transported by the transport pipe 23 .

[0061] Specifically, by setting the internal circulation device 21 and / or the above-mentioned external circulation device 22 as a refrigeration component 60, the conducted heat can be quickly cooled down, and the liquid with heat transported by the transport pipeline 23 can be cooled.

[0062] Among them, the refrigeration component 60 can be a conventional cooling fin, etc., with coolant flowing in the cooling fins; the high-power electrical component 30 is arranged in close contact with the cooling fins. When the electrical component 30 generates heat in the working state, it can be quickly cooled by the coolant in the cooling fins. The coolant flows through the delivery pipe 23 to the external circulation device 22 for cooling, thereby achieving a rapid liquid cooling effect.

[0063] Illustratively, the internal circulation device 21 and / or the external circulation device 22 includes an auxiliary radiator 70 , and the auxiliary radiator 70 is disposed in close contact with the refrigeration assembly 60 .

[0064] Specifically, by providing the auxiliary radiator 70 in the internal circulation device 21 and / or the external circulation device 22, it is ensured that the internal circulation device 21 and / or the external circulation device 22 have a better heat dissipation effect.

[0065] The auxiliary radiator 70 is preferably a fan; the fan can quickly dissipate the heat of the internal circulation device 21 and / or the above-mentioned external circulation device 22 to achieve a rapid heat dissipation effect.

[0066] A surgical robot comprises the above-mentioned electrical box.

[0067] Specifically, the surgical robot includes an electrical box on the doctor's side and an electrical box on the patient's side; the electrical box on the doctor's side is equipped with core main control electrical components 30, and the electrical box on the patient's side is equipped with core slave control electrical components 30; the electrical box on the doctor's side and the electrical box on the patient's side can both adopt the above-mentioned liquid cooling system to dissipate the heat generated by the main control electrical components 30 and the slave control electrical components 30 in the working state, thereby ensuring that the surgical robot has relatively stable reliability and safety in the working state.

[0068] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. A person skilled in the art will be able to make various obvious changes, readjustments, and substitutions without departing from the scope of protection of the present invention. It is not necessary and impossible to enumerate all embodiments here. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. An electrical box, characterized in that: include: A box body, wherein electrical components are arranged in the box body, a pipe running layer is provided at the bottom of the box body, and the bottom end of the electrical components is at least higher than the pipe running layer; A liquid cooling system, comprising an internal circulation device, an external circulation device, and a delivery pipeline, wherein the delivery pipeline is used to connect the internal circulation device and the external circulation device; Wherein, the delivery pipeline is located in the pipe routing layer, and the delivery pipeline can be arranged at least along the pipe routing layer and the electrical components in a bent, extended manner; A drainage hole is provided on the bottom wall of the box body corresponding to the connection position between the delivery pipe and the internal circulation device. The aperture of the drainage hole is not larger than the aperture size corresponding to the longest wavelength of the preset electromagnetic wave.

2. The electrical box according to claim 1, characterized in that The delivery pipeline includes an input pipeline and an output pipeline that are symmetrically arranged in parallel; The pipe routing layer is provided with a fixing frame, and the fixing frame is provided with a positioning groove, through which the input pipe and the output pipe pass.

3. The electrical box according to claim 2, characterized in that The input pipe and / or the output pipe comprises an integrated pipe body; One end of the integrated pipe body is connected to the internal circulation device, and the other end of the integrated pipe body passes through the panel hole of the box body and is connected to the external circulation device.

4. The electrical box according to claim 1, wherein: The diameter of the drainage hole gradually decreases along the flow direction of the liquid therein.

5. The electrical box according to claim 1, characterized in that A collector is disposed on the lower side of the drainage hole, and the collector is used to collect liquid leaking through the drainage hole.

6. The electrical box according to claim 1, characterized in that The drainage hole is provided with a sensor, which is connected to an external controller and is used to sense whether the drainage hole is leaking.

7. The electrical box according to claim 1, characterized in that The high-power electrical component is at least partially attached to the internal circulation device.

8. The electrical box according to claim 1, wherein: The internal circulation device and / or the external circulation device includes a refrigeration component, and the refrigeration component can cool the liquid transported by the transport pipeline.

9. The electrical box according to claim 8, characterized in that The internal circulation device and / or the external circulation device includes an auxiliary radiator, and the auxiliary radiator is arranged in close contact with the refrigeration component.

10. A surgical robot, characterized in that: The invention comprises an electrical box according to any one of claims 1 to 9.