CN108304054B - Self-sealing oil return structure - Google Patents
Self-sealing oil return structure Download PDFInfo
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- CN108304054B CN108304054B CN201810252153.3A CN201810252153A CN108304054B CN 108304054 B CN108304054 B CN 108304054B CN 201810252153 A CN201810252153 A CN 201810252153A CN 108304054 B CN108304054 B CN 108304054B
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- 238000007789 sealing Methods 0.000 title claims abstract description 107
- 238000001816 cooling Methods 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 239000007921 spray Substances 0.000 claims description 15
- 230000005489 elastic deformation Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/20763—Liquid cooling without phase change
- H05K7/20781—Liquid cooling without phase change within cabinets for removing heat from server blades
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2200/00—Indexing scheme relating to G06F1/04 - G06F1/32
- G06F2200/20—Indexing scheme relating to G06F1/20
- G06F2200/201—Cooling arrangements using cooling fluid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a self-sealing oil return structure which is arranged between an oil return port of a server and an interface of a main oil return pipe connected with the oil return port of the server, and comprises a self-sealing mechanism and a pushing component, wherein the self-sealing mechanism is arranged at the oil return port of the server, the pushing component is arranged at the interface of the main oil return pipe, a guide plate which extends inwards from the interface and is used for guiding downstream oil return is arranged on the upper edge of the interface of the main oil return pipe, the self-sealing mechanism comprises an elastic return piece and a sealing plate used for sealing the oil return port, the elastic return piece is connected with the sealing plate, the pushing component is opposite to the sealing plate, when the server is installed, the oil return port of the server moves towards the interface of the main oil return pipe until the sealing plate is pushed by the pushing component to be opened so as to be communicated with the oil return port and the main oil return pipe, and meanwhile, the elastic return piece is elastically deformed, when the server is removed, and the sealing plate is driven to seal the oil return port under the restoring force of the elastic return piece. The invention can realize flexible disassembly and assembly of the liquid cooling server and ensure continuous use of the liquid cooling system.
Description
Technical Field
The invention belongs to the server liquid cooling technology, relates to an oil return structure of a liquid cooling system, and particularly relates to a self-sealing oil return structure, which not only ensures the tightness of a disassembled single server, but also enables the liquid cooling system to be continuously used.
Background
The existing servers mostly rely on air cooling to perform forced convection heat dissipation, but an air cooling mode is an indirect contact cooling mode with low heat transfer efficiency. When the traditional server solves the waste heat of higher power devices or pursues lower thermal resistance, a stronger fan or lower air inlet temperature is often adopted to control the device temperature, the former brings greater noise, and the latter easily causes the problem of dew condensation of excessively low humid air.
The load capacity of the working medium represented by the product of the density and specific heat of the insulating cooling liquid is nearly 2000 times higher than that of the air cooling mode, so that the liquid cooling heat dissipation is a main stream technology for server heat dissipation in the near future. The spray type liquid cooling system developed by the applicant is to spray insulating cooling liquid directly onto the surface of a server heating device or onto an expansion surface contacted with the device and take away waste heat discharged by the device, so that efficient heat management is performed on the server heating device.
Compared with the traditional air cooling heat dissipation, the spray type liquid cooling system is complex in structure and strong in systematicness, when a single server is in use, problems occur, and when disassembly and maintenance are needed, as the oil return port of the traditional liquid cooling server is directly connected with the total oil return pipe, the sealing of the oil return port when the server is disassembled is not considered in the structural design, so that after the server is disassembled, the oil return port is opened, the sealing of the server after the disassembly cannot be ensured, and meanwhile, the interface of the total oil return pipe for connecting the oil return port is also opened, so that oil return of other servers is originally leaked from the interface connected with the oil return port of the disassembled server on the total oil return pipe, and the spray type liquid cooling system cannot be used continuously.
Disclosure of Invention
The invention aims to provide a self-sealing oil return structure which has a simple structure and low manufacturing cost, can realize flexible disassembly and assembly of a server and ensures continuous operation of a liquid cooling system.
The aim of the invention is achieved by the following technical measures: a self-sealing oil return structure is characterized in that: the self-sealing oil return structure comprises a self-sealing mechanism and a pushing component, wherein the self-sealing mechanism is arranged at the oil return port of the server, the pushing component is arranged at the interface of the total oil return pipe, a guide plate which stretches out inwards towards the interface and is used for guiding downstream oil return is arranged on the interface of the total oil return pipe, the self-sealing mechanism comprises an elastic return piece and a sealing plate used for sealing the oil return port, the elastic return piece is connected with the sealing plate, the pushing component is opposite to the sealing plate, when the server is installed, the oil return port of the server moves towards the interface of the total oil return pipe until the sealing plate is pushed to be opened by the pushing component to be communicated with the oil return port and the total oil return pipe, meanwhile, the elastic return piece elastically deforms, when the server is removed, the oil return port of the server moves reversely, and the sealing plate is driven to seal the oil return port again under the action of the restoring force of the elastic return piece.
The invention can realize self-sealing of the oil return port of the dismantled server and can realize automatic communication of the oil return port and the joint of the main oil return pipe during installation, thereby realizing flexible disassembly and assembly of the liquid cooling server. And after the server is dismantled, the return oil of other servers can flow downwards along the guide plate, so that leakage of the return oil at the interface can be effectively avoided, and continuous use of the liquid cooling system is ensured.
As one implementation mode of the invention, the self-sealing mechanism is positioned in the oil return port, the self-sealing mechanism further comprises a fixed plate and a guide rod, the elastic return piece adopts a spring, the fixed plate is vertically arranged, the lower end of the fixed plate is fixed on the bottom surface of the chassis, one end of the guide rod is transversely arranged, the guide rod is connected with a sealing plate, the other end of the guide rod penetrates through the fixed plate, the spring is sleeved on the guide rod and is positioned between the fixed plate and the sealing plate, the pushing component adopts a push rod which is transversely arranged, one end of the push rod is arranged on the guide plate, the other end of the push rod horizontally extends out of the interface, the end of the push rod is opposite to the sealing plate, and the guide rod slides in a perforation of the fixed plate in the process of elastic deformation of the spring.
As an improvement of the invention, the outer plate surface of the sealing plate is provided with the rubber gasket which is a frustum-shaped sheet body, the circumference of the large end of the rubber gasket is provided with the flange, the edge of the flange is flush with the plate edge of the sealing plate, and when the sealing plate seals the oil return opening, the flange is tightly pressed on the inner edge of the oil return opening, so that the sealing performance of the server is better.
As a preferred embodiment of the present invention, the deflector is mainly composed of a downwardly inclined plate surface and a riser surface, the push rod is fixed on the riser surface, and a lower plate edge of the riser surface is lower than a lower opening edge of the interface.
According to the invention, the short pipe is arranged on the outer edge of the oil return port, the pipe orifice of the short pipe is in butt joint with the oil return port, and when the oil return port moves towards the interface of the total oil return pipe, the short pipe stretches into the interface until the short pipe is propped against the inclined plate surface of the guide plate.
As a further improvement of the invention, the fixing plate is an L-shaped plate body, the transverse plate surface of the fixing plate is fixed on the bottom surface of the chassis, the vertical plate surface is penetrated by the guide rod, a hollow rod body sleeved on the guide rod is arranged between the rear part of the guide rod and the spring, namely, the rear part of the spring is sleeved on the hollow rod body, one end of the hollow rod body between the spring and the guide rod is a limiting end, the other end of the hollow rod body extends out of the vertical plate surface of the fixing plate, the circumference of the end is provided with a flange, the flange is fixed on the vertical plate surface, and the limiting end of the hollow rod body is propped against the sealing plate to limit the maximum compression stroke of the spring.
As one embodiment of the invention, the spring, the hollow rod body and the guide rod form a set of components, and the sets of components are arranged in parallel and at intervals in the longitudinal direction.
As another implementation mode of the invention, the elastic return piece adopts a torsion spring, the oil return port extends out of a pipe section towards the interface of the total oil return pipe, the sealing plate mainly comprises a vertical sealing plate, a connecting plate and a contact plate which are sequentially connected from bottom to top, the torsion spring is arranged on the upper opening edge of the pipe orifice of the pipe section, the fixed end of the torsion spring is fixed on the body of the torsion spring, the movable end of the torsion spring is close to the connecting plate, the pushing component adopts a top block, the top block is positioned on the outer wall above the interface of the total oil return pipe, when the server is installed, the oil return port of the server moves towards the interface of the total oil return pipe until the top block pushes the contact plate to drive the sealing plate to turn up to be communicated with the oil return port and the total oil return pipe, meanwhile, the torsion spring elastically deforms, when the server is removed, the oil return port of the server moves reversely, the contact plate is separated from the top block, and the sealing plate is driven to seal the oil return port again under the action of restoring force of the torsion spring.
As one implementation mode of the invention, the inner plate surface of the sealing plate is provided with the rubber gasket, and the rubber gasket is plugged on the oil return port, so that the sealing performance of the server is better.
The lower edge of the joint of the total oil return pipe is provided with an arc-shaped folded edge which is bent inwards towards the joint.
The self-sealing oil return structure is applied to a spray type liquid cooling system, the server is placed on a rack of a spray liquid cooling cabinet, and a limiting protrusion for limiting the server to prevent the server from shifting under the action of elastic restoring force is arranged at the front end of the rack.
Compared with the prior art, the invention has the following remarkable effects:
the invention can realize self-sealing of the dismantled server oil return port and automatic communication of the oil return port and the total oil return pipe interface during installation, thereby realizing flexible disassembly and assembly of the liquid cooling server.
According to the invention, when the single server is dismantled, the return oil of other servers can flow downwards along the guide plate, so that leakage of the return oil at the interface can be effectively avoided, and continuous use of the liquid cooling system is ensured.
The invention has simple structure and low manufacturing cost, has particularly obvious technical effect when being suitable for the spray type liquid cooling system, and can promote the wide application of the spray type liquid cooling system.
Drawings
The invention will now be described in further detail with reference to the drawings and to specific examples.
FIG. 1 is a cross-sectional view of embodiment 1 of the present invention;
FIG. 2 is an enlarged schematic view of part of A in FIG. 1;
FIG. 3 is an enlarged schematic view of part of B in FIG. 2;
FIG. 4 is a schematic perspective view of embodiment 1 of the present invention (with the oil return opening opened);
FIG. 5 is a second perspective view of embodiment 1 of the present invention (with the oil return port closed);
FIG. 6 is a cross-sectional view of embodiment 2 of the present invention;
FIG. 7 is an enlarged schematic view of part of C in FIG. 6;
fig. 8 is an enlarged partial schematic view of D in fig. 6.
Detailed Description
Example 1
As shown in fig. 1 to 5, in this embodiment, the self-sealing oil return structure is applied to a spray type liquid cooling system, the self-sealing oil return structure is arranged between an oil return port 4 of a server 1 and an interface 3 connected with a main oil return pipe 2 (the oil return port 4), the server 1 is placed on a rack 25 of a spray liquid cooling cabinet, the self-sealing oil return structure comprises a self-sealing mechanism and a pushing component, the self-sealing mechanism is arranged at the oil return port 4 of the server 1, the pushing component is arranged at the interface 3 of the main oil return pipe 2, a guide plate 5 which extends inwards from the interface 3 of the main oil return pipe 2 and is used for guiding oil flowing downwards is arranged on the interface 3, the self-sealing mechanism comprises an elastic return piece and a sealing plate 6 used for sealing the oil return port, the elastic return piece is connected with the sealing plate 6, the pushing component is opposite to the sealing plate 6, a limit protrusion 26 is arranged at the front end of the rack 25, and the limit protrusion 26 can be a bump, a convex strip or the like. When the server is installed, the oil return port 4 of the server moves towards the interface 3 of the total oil return pipe 2 until the sealing plate 6 is pushed to be opened by the pushing component to communicate the oil return port 4 with the total oil return pipe 2, meanwhile, the elastic restoring piece is elastically deformed, at the moment, the limiting protrusion 26 props against the front end of the server 1, so that the displacement of the server 1 under the action of elastic restoring force is avoided, and if the server 1 has a heavy weight, the limiting protrusion can be omitted under the condition that the elastic restoring force is insufficient to push the server. When the server is removed, the oil return port 4 of the server is reversely moved, and the sealing plate 6 is driven to block the oil return port 4 again under the action of the restoring force of the elastic restoring piece.
In this embodiment, the self-sealing mechanism is located in the oil return port 4, the self-sealing mechanism further includes a fixing plate 7 and a guiding rod 8, the elastic return member adopts a spring 9, the fixing plate 7 is an L-shaped plate body, a transverse plate surface of the fixing plate 7 is fixed on the bottom surface of the chassis, the guiding rod 8 is transversely arranged, one end of the guiding rod 8 is connected with the sealing plate 6, the other end of the guiding rod passes through a vertical plate surface of the fixing plate, the spring 9 is sleeved on the guiding rod 8 and is located between the fixing plate 7 and the sealing plate 6, a hollow rod body 14 sleeved on the guiding rod 8 is arranged between the rear part of the guiding rod 8 and the spring 9, namely, the rear part of the spring 9 is sleeved on the hollow rod body 14, one end of the hollow rod body 14 located between the spring 9 and the guiding rod 8 is a limiting end, the other end of the hollow rod body 14 extends out of the vertical plate surface, the end circumference of the end is provided with a flange 15, the flange 15 is fixed on the vertical plate surface, and the limiting end of the hollow rod body 14 is propped against the sealing plate 6 to limit the maximum compression stroke of the spring 9.
In this embodiment, the cross section of the main oil return pipe 2 is rectangular, the baffle 5 mainly comprises a downward inclined plate surface and a vertical plate surface, the side edge of the baffle 5 is connected with the inner wall of the main oil return pipe 2, and a gap 17 for oil return to flow is formed between the baffle 5 and the inner wall of the pipe opposite to the baffle 5. The pushing component adopts a push rod 10 which is transversely arranged, one end of the push rod 10 is fixed on the vertical plate surface, the other end horizontally extends out of the connector 3, the end of the push rod 10 is opposite to the sealing plate 6, the guide rod 8 slides in the perforation of the vertical plate surface in the elastic deformation process of the spring 9, the lower plate edge of the vertical plate surface is lower than the lower opening edge of the connector 3, and the lower opening edge of the total oil return pipe connector 3 is provided with an arc folded edge 16 which is bent inwards.
Be equipped with rubber pad 11 on the exterior face of closing plate 6, rubber pad 11 is the frustum platy body, has the flange at the big end circumference of rubber pad 11, and the border of flange is along the parallel and level with the board of closing plate 6, and when closing plate 6 shutoff was locked oil return port 4, the flange was compressed tightly on the interior mouth along of oil return port 4 to make the leakproofness of server better. A short pipe 13 is arranged on the outer edge of the oil return port 4, the pipe orifice of the short pipe 13 is in butt joint with the oil return port 4, and when the oil return port 4 moves towards the joint 3 of the total oil return pipe 2, the short pipe 13 stretches into the joint 3 until being propped against the inclined plate surface of the guide plate 5.
The spring 9, the hollow rod body 14 and the guide rod 8 constitute one set of components, in this embodiment three sets of components in total, each set of components being arranged in parallel at a distance in the longitudinal direction.
The working procedure of this embodiment is:
when the server is placed independently, a spring of the self-sealing mechanism is in an extending state, and the sealing plate is pushed to seal an oil return opening. The server is arranged in the spray liquid cooling cabinet, and an oil return port at the rear end of the server is inserted into an interface of the main oil return pipe, and the oil return port corresponds to the push rod. After the push rod contacts the sealing plate, the server continues to push in, and the push rod pushes the sealing plate to extrude the spring, so that the oil return port is opened, the server is pushed into a certain position, the server is fixed through the maximum compression stroke of the hollow rod body limiting spring, and meanwhile, the server is limited and protruded in a limiting mode, namely, the server can normally run after the installation is completed.
And when a single server fails, the server is stopped, placed for a certain time, the server is pulled out after cooling oil 24 in the server is basically discharged, the push rod is separated from contact with the sealing plate, and the server oil return port is sealed and then taken out under the action of elastic restoring force of the spring. Because the guide plate is arranged in the interface of the main oil return pipe, the oil return of other servers cannot leak at the interface, and the spray type liquid cooling system can still be used continuously.
Example 2
As shown in fig. 6 to 8, this embodiment is different from embodiment 1 in that: the elastic return piece adopts torsional spring 15, and the oil return port 4 stretches out a pipeline section 18 towards the interface 3 of total oil return pipe 2, and the closing plate mainly comprises from bottom to top vertical sealing plate 19, connecting plate 20 and the contact plate 21 that connect gradually, is equipped with rubber pad 23 on sealing plate 19's interior face, and rubber pad 23 shutoff is on oil return port 4, makes the leakproofness of server 1 better. The torsional spring 15 is installed on the mouth edge of the pipe section 18 pipe mouth, the fixed end of the torsional spring 15 is dead, the connecting plate 20 is fixed on the body of the torsional spring 15, the movable end of the torsional spring 15 is close to the connecting plate 20, the pushing component adopts the ejector block 22, the ejector block 22 is located on the outer wall above the joint 3 of the total oil return pipe 2, in the embodiment, when the torsional spring is in the original state, the contact plate 21 is inclined towards the ejector block 22, the connecting plate 20 is reversely inclined, when the server 1 is installed, the oil return port 4 of the server 1 moves towards the joint 3 of the total oil return pipe 2 until the ejector block 22 pushes the contact plate 21 to drive the sealing plate 19 to be turned upwards to open so as to be communicated with the oil return port 4 and the total oil return pipe 2, meanwhile, the torsional spring 15 is elastically deformed, when the server 1 is removed, the oil return port 4 of the server 1 is reversely moved, the contact plate 21 is separated from the ejector block 22, and the sealing plate 19 is driven to seal the oil return port 4 again under the restoring force of the torsional spring 15.
The working procedure of this embodiment is:
when the server is placed alone, a torsion spring of the self-sealing mechanism is in an original state, and the sealing plate is pushed to seal an oil return opening. The server is arranged in the spray liquid cooling cabinet, an oil return port at the rear end of the server is inserted into an interface of the total oil return pipe, and the top block corresponds to a contact plate of the sealing plate. After the kicking block and contact plate contact, the server continues to push, and the kicking block promotes the contact plate, and elastic deformation takes place for the torsional spring to open the oil return opening, the server pushes into the certain position, and at this moment, spacing protruding spacing fixed server, in this embodiment, when the contact plate is vertical state, installs promptly, and the server can normal operating.
And (3) when a single server fails, stopping the server, placing for a certain time, pulling out the server after the cooling oil 24 in the server is basically discharged, separating the top block from contact with the contact plate, and taking out the server after the oil return port of the server is sealed under the action of elastic restoring force of the torsion spring. Because the guide plate is arranged in the interface of the main oil return pipe, the oil return of other servers cannot leak at the interface, and the spray type liquid cooling system can still be used continuously.
The embodiments of the present invention are not limited thereto, and the self-sealing mechanism and the elastic return member, the pushing member, the specific structure and arrangement of the baffle plate and the like of the present invention have other embodiments according to the above-mentioned general knowledge and conventional means in the art without departing from the basic technical idea of the present invention, so that the present invention can be modified, replaced or changed in other various forms, and all fall within the scope of the claims of the present invention.
Claims (8)
1. A self-sealing oil return structure is characterized in that: the self-sealing oil return structure comprises a self-sealing mechanism and a pushing component, wherein the self-sealing mechanism is arranged at the oil return port of the server, the pushing component is arranged at the interface of the total oil return pipe, a guide plate which stretches out inwards towards the interface and is used for guiding the downward oil return is arranged on the interface of the total oil return pipe, the self-sealing mechanism mainly comprises an elastic return piece and a sealing plate which is used for sealing the oil return port, the elastic return piece is connected with the sealing plate, the pushing component is opposite to the sealing plate, when the server is installed, the oil return port of the server moves towards the interface of the total oil return pipe until the sealing plate is pushed by the pushing component to be opened so as to be communicated with the oil return port and the total oil return pipe, and meanwhile, the elastic return piece elastically deforms, when the server is removed, the oil return port of the server moves reversely, and the sealing plate is driven to plug the oil return port again under the action of the restoring force of the elastic return piece; the lower opening edge of the joint of the main oil return pipe is provided with an arc-shaped folded edge which is bent inwards; the server is placed on a rack of the spray liquid cooling cabinet, and a limiting protrusion for limiting the server to prevent the server from shifting under the action of elastic restoring force is arranged at the front end of the rack.
2. The self-sealing oil return structure according to claim 1, wherein: the self-sealing mechanism is located in the oil return port, the self-sealing mechanism further comprises a fixed plate and a guide rod, the elastic return piece is provided with a spring, the fixed plate is vertically arranged, the lower end of the fixed plate is fixed on the bottom surface of the chassis, the guide rod is transversely arranged, one end of the guide rod is connected with the sealing plate, the other end of the guide rod penetrates through the fixed plate, the spring is sleeved on the guide rod and is located between the fixed plate and the sealing plate, the pushing component is provided with a push rod which is transversely arranged, one end of the push rod is arranged on the guide plate, the other end of the push rod horizontally extends out of the interface, the other end of the push rod is opposite to the sealing plate, and the guide rod slides in a perforation of the fixed plate in the elastic deformation process of the spring.
3. The self-sealing oil return structure according to claim 2, characterized in that: the sealing plate is characterized in that a rubber pad is arranged on the outer plate surface of the sealing plate, the rubber pad is a frustum-shaped sheet body, a flange is arranged on the circumference of the large end of the rubber pad, the edge of the flange is flush with the plate edge of the sealing plate, and when the sealing plate seals up an oil return port, the flange is tightly pressed on the inner port edge of the oil return port.
4. A self-sealing oil return structure according to claim 3, characterized in that: the guide plate mainly comprises a downward inclined plate surface and a vertical plate surface, the push rod is fixed on the vertical plate surface, and the lower plate edge of the vertical plate surface is lower than the lower opening edge of the interface.
5. The self-sealing oil return structure according to claim 4, wherein: and a short pipe is arranged on the outer edge of the oil return port, the pipe orifice of the short pipe is in butt joint with the oil return port, and when the oil return port moves towards the interface of the total oil return pipe, the short pipe stretches into the interface until the short pipe is in contact with the inclined plate surface of the guide plate.
6. The self-sealing oil return structure according to claim 5, wherein: the fixed plate is L-shaped plate body, and the horizontal face of fixed plate is fixed on quick-witted case bottom surface, and vertical face is passed by the guide bar be equipped with one set of cavity body of rod on the guide bar between the rear portion of guide bar and the spring, the rear portion of spring overlap in on the cavity body of rod promptly, the one end that the cavity body of rod is located between spring and the guide bar is spacing, the vertical face of fixed plate is stretched out to the other end of cavity body of rod, and this other end circumference has the flange, and this flange is fixed on vertical face, and the spacing end top of cavity body of rod touches with the maximum compression stroke of spacing spring on the closing plate.
7. The self-sealing oil return structure according to claim 6, wherein: the spring, the hollow rod body and the guide rod form a set of components, and the sets of components are arranged in parallel and at intervals in the longitudinal direction.
8. The self-sealing oil return structure according to claim 1, wherein: the elastic return piece adopts the torsional spring, the oil return port stretches out a pipeline section towards the interface of total oil return pipe, the closing plate mainly comprises from supreme vertical sealing plate, connecting plate and the contact plate that connects gradually down, the torsional spring is installed on the orificial upper port edge of this pipeline section, and the fixed end of torsional spring dies, the connecting plate is fixed on the body of torsional spring just the expansion end of torsional spring is close to the connecting plate, pushing away the part and adopting the kicking block, the kicking block is located on the outer wall of total oil return pipe interface top, during installation server, make the oil return port of server move towards the interface of total oil return pipe until the kicking block pushes away the contact plate drives the sealing plate and turns over and open in order to communicate oil return port and total oil return pipe, and torsional spring elastic deformation takes place simultaneously, when demolising the server, makes the oil return port of server reverse movement, contact plate and kicking block separation, under the restoring force of torsional spring, drive sealing plate and plugging up the oil return port again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810252153.3A CN108304054B (en) | 2018-03-26 | 2018-03-26 | Self-sealing oil return structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810252153.3A CN108304054B (en) | 2018-03-26 | 2018-03-26 | Self-sealing oil return structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108304054A CN108304054A (en) | 2018-07-20 |
| CN108304054B true CN108304054B (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810252153.3A Active CN108304054B (en) | 2018-03-26 | 2018-03-26 | Self-sealing oil return structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114952707B (en) * | 2022-04-13 | 2024-01-19 | 中国航发常州兰翔机械有限责任公司 | Waist-shaped oil guide sleeve mounting tool for aero-engine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1521591A (en) * | 2003-02-14 | 2004-08-18 | 株式会社日立制作所 | Rack-mount server system, its cooling system, rack cabinet and server assembly |
| CN106659093A (en) * | 2017-01-20 | 2017-05-10 | 广东合新材料研究院有限公司 | Data center cabinet and gravity spraying system thereof |
| CN106659092A (en) * | 2017-01-20 | 2017-05-10 | 广东合新材料研究院有限公司 | Data center cabinet and pressure spraying system thereof |
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| US7380409B2 (en) * | 2004-09-30 | 2008-06-03 | International Business Machines Corporation | Isolation valve and coolant connect/disconnect assemblies and methods of fabrication for interfacing a liquid cooled electronics subsystem and an electronics housing |
| US8164901B2 (en) * | 2008-04-16 | 2012-04-24 | Julius Neudorfer | High efficiency heat removal system for rack mounted computer equipment |
| US9451726B2 (en) * | 2012-09-25 | 2016-09-20 | Liquidcool Solutions, Inc. | Method and apparatus to manage coolant pressure and flow for an array of liquid submerged electronic devices |
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|---|---|---|---|---|
| CN1521591A (en) * | 2003-02-14 | 2004-08-18 | 株式会社日立制作所 | Rack-mount server system, its cooling system, rack cabinet and server assembly |
| CN106659093A (en) * | 2017-01-20 | 2017-05-10 | 广东合新材料研究院有限公司 | Data center cabinet and gravity spraying system thereof |
| CN106659092A (en) * | 2017-01-20 | 2017-05-10 | 广东合新材料研究院有限公司 | Data center cabinet and pressure spraying system thereof |
| CN208126313U (en) * | 2018-03-26 | 2018-11-20 | 广东合一新材料研究院有限公司 | A kind of self-sealing oil-returning structure |
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