CN209297883U - A kind of oil-water cooler - Google Patents
A kind of oil-water cooler Download PDFInfo
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- CN209297883U CN209297883U CN201920298638.6U CN201920298638U CN209297883U CN 209297883 U CN209297883 U CN 209297883U CN 201920298638 U CN201920298638 U CN 201920298638U CN 209297883 U CN209297883 U CN 209297883U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 238000001816 cooling Methods 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 45
- 238000005192 partition Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000004519 grease Substances 0.000 abstract description 7
- 238000002156 mixing Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 46
- 230000000694 effects Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a kind of oil-water cooler, belongs to cooler technical field.It solves the problems, such as that existing oil-water cooler grease is easy mixing.This oil-water cooler includes the cylinder with oil inlet and oil outlet, upper cover, lower head and several cooling tubes, lower head seals the bottom end for being connected in cylinder, there is mutual disconnected intake antrum and water chamber in lower head, upper cover is partially submerged into the top that cylinder is arranged in, the gap between seal assembly and seal assembly sealing upper cover and cylinder is equipped between upper cover and cylinder, upper cover can be moved along the inner sidewall of cylinder, there is back cavity in upper cover, the top of cooling tube is connected with back cavity, the bottom end of part cooling tube is connected with intake antrum, the bottom end of rest part cooling tube is connected with water chamber.This oil-water cooler has the advantages that grease will not mix.
Description
Technical field
The utility model belongs to cooler technical field, is related to a kind of oil-water cooler.
Background technique
It is also just increasing to the demand of electric power with the fast development of Chinese national economy, to meet production and life
Needs living, country, which increases, has built a large amount of super-pressure and the defeated modified line net of extra-high voltage, this just needs to install oversize transformer, and special
High-power transformer operation needs high security, high-performance and highly reliable environment temperature to guarantee, it is therefore desirable to transformer oil
The cooler to radiate.
The existing cooler to radiate to transformer oil, such as a kind of cooler disclosed in Chinese patent literature data
[application number: 201320789315.X；Authorization Notice No.: CN203604345U] comprising support is provided with oil inlet and fuel-displaced
The cylinder of mouth, the front cover being cooperatively connected respectively with cylinder and rear cover are sheathed on the intracorporal two sides tube sheet of cylinder respectively, are solid by tube sheet
Surely be set to the intracorporal radiating subassembly of cylinder and it is several it is interlaced in the cylinder so that the baffling of the full of twists and turns flowing of hydraulic oil
Plate, cylinder are fixed on support, and front cover and rear cover are tightly connected with tube sheet respectively, and back cavity is formed between tube sheet and rear cover,
Front cover is equipped with inlet and outlet, and radiating subassembly includes water inlet component and outlet component, and water inlet is connected to water inlet component, out
The mouth of a river is connected to outlet component, and water inlet component and outlet component are connected to back cavity, and water inlet component and outlet component are by several
Root is formed along the cooling tube of cylinder axial alignment.
The cooler of this kind of structure, rear cover are fixedly connected with cylinder, and floating tubesheet is arranged in cylinder, the circumferential direction of floating tubesheet
Sealing ring is set between edge and the inner sidewall of cylinder, is sealed by sealing ring, the oil in cylinder and the moisture in back cavity are made
It opens.But floating tubesheet, during expanding with heat and contract with cold and during cooling tube is cleaned in dismounting, sealing ring, which exists, to be damaged
Bad possibility, this results in the cooler grease of this kind of structure to there are problems that mixing, reduces cooling efficiency；And due to rear cover
It is fixedly connected with cylinder, i.e., rear cover will not move, this there is after floating tubesheet encounters in the moving process to expand with heat and contract with cold
The problem of lid, and when floating tubesheet due to expand with heat and contract with cold continue to move to and rear cover hinder floating tubesheet mobile when, there is floating
The problem of junction of tube sheet and cooling tube is split leads to the oil mixing with water in cooler, reduces cooling efficiency.
Summary of the invention
The purpose of this utility model is to propose a kind of oil-water cooler for the above-mentioned problems in the prior art,
The technical issues of solution is to mix the grease in cooler will not.
The purpose of this utility model can be realized by the following technical scheme: a kind of oil-water cooler, including with oil inlet
Cylinder, upper cover, lower head and several cooling tubes of mouth and oil outlet, the lower head sealing are connected in the bottom end of cylinder,
There is mutual disconnected intake antrum and water chamber, which is characterized in that the upper cover is partially submerged into setting and exists in the lower head
It is equipped in the top of cylinder, between the upper cover and cylinder between seal assembly and seal assembly sealing upper cover and cylinder
Gap, the upper cover can move along the inner sidewall of cylinder, have back cavity, the top of the cooling tube in the upper cover
End is connected with back cavity, and the bottom end of the part cooling tube is connected with intake antrum, the bottom end of cooling tube described in rest part
It is connected with water chamber.
This oil-water cooler, oil enter in cylinder from oil inlet, then flow to equipment such as transformation from oil outlet
Device, oil enter in cylinder after equipment again by oil inlet, for oil circulation；Cooling water enters cooling tube from intake antrum
In, it enters back into back cavity, then flow to water chamber from other cooling tube again, then flow out, recycled for water；The process
In, oil is contacted with cooling tube with cooling water, heat exchange occurs, to cool down by cooling water to oil.Seal assembly makes
Oil in cylinder will not leak out between upper cover and cylinder；Cooling tube exists and expands with heat and contract with cold during heat exchange
Problem, this oil-water cooler, upper cover integrally float, i.e., when cooling tube expands with heat and contract with cold, upper cover is close to the inside of cylinder
Wall moves integrally, and the amount of movement of upper cover and the deflection of cooling tube are identical, to make the junction of cooling tube and upper cover not
It will crack, be mixed the intracorporal oil of water and cylinder in back cavity will not, improve heat exchange efficiency, so that cooling efficiency is improved,
Make the stable equipment operations such as transformer, improves service life.
In a kind of above-mentioned oil-water cooler, the cooling tube includes inner and outer tubes, and said inner tube is threaded through outer tube
In and the both ends of said inner tube be exposed at outside outer tube, the top of said inner tube is connected with back cavity, the bottom end of said inner tube with
Intake antrum or water chamber are connected, and have the leakage path of twist recessed setting on the inner sidewall of the outer tube, described
There is the fin of twist protrusion setting on the lateral wall of outer tube.Cooling tube includes inner and outer tubes, is double pipe structure, two-tube
Structure can preferably realize water-oil separating, prevent the mixing of oil and water；The setting of leakage path and fin improves heat exchange area,
Improve heat transfer effect, to improve cooling efficiency, while heat exchange area increase can the quantity appropriate that reduce cooling tube, drop
The cost and weight of low oil-water cooler.
In a kind of above-mentioned oil-water cooler, the lateral wall of said inner tube is sticked on the inner sidewall of outer tube.This kind knot
Structure improves the contact area between inner and outer tubes, heat exchange efficiency is improved, to improve cooling efficiency.
In a kind of above-mentioned oil-water cooler, the quantity of the leakage path is 15-23 item.This kind of structure makes to exchange heat
Area is big, can the quantity appropriate that reduce cooling tube.
In a kind of above-mentioned oil-water cooler, the upper cover includes upper float plate and lower float plate, the upper floating
Plate and lower float plate are located in whole or in part in the top of cylinder, have upper leakage between the upper float plate and lower float plate
Chamber, the top of said inner tube is threaded through in float plate and said inner tube and the sealing of upper float plate are connected, the top of the outer tube
It being threaded through in lower float plate and the outer tube and the sealing of lower float plate is connected, the top of the outer tube is connected with upper leakage chamber,
The lower head includes the upper mounted plate and bottom plate for being fixedly connected with cylinder, between fixed plate and bottom plate
Equipped with lower leakage chamber, the bottom end of said inner tube is threaded through in bottom plate and said inner tube and bottom plate sealing are connected, described
The bottom end of outer tube is threaded through in upper mounted plate and the outer tube and upper mounted plate sealing are connected, the bottom end of the outer tube and lower leakage
Chamber is connected, and the upper leakage chamber is connected by leakage path with lower leakage chamber.Cooling tube double pipe structure is matched again closes leakage
Chamber and lower leakage chamber, play the effect of multiple isolation, can preferably realize water-oil separating, mix grease will not.
In a kind of above-mentioned oil-water cooler, the top of said inner tube and the swollen section of upper float plate are interference fitted, described outer
The top of pipe and the swollen section of lower float plate are interference fitted, and the bottom end of said inner tube and the swollen section of bottom plate are interference fitted, the outer tube
Bottom end and the swollen section of upper mounted plate be interference fitted.Swollen section interference fit makes the both ends of cooling tube during connection without addition
Remaining components, makes that this oil-water cooler is compact-sized, noise is low low with weight.
In a kind of above-mentioned oil-water cooler, the cylinder is externally provided with liquid-leakage alarm, and the liquid-leakage alarm is under
Leakage chamber or upper leakage chamber are connected.Upper leakage chamber is connected by leakage path with lower leakage chamber, and liquid-leakage alarm can be with
Detect this oil-water cooler grease leaking liquid amount number, when leaking liquid amount is few, leakage is excluded by liquid-leakage alarm, this oil
Water cooler can work on, when leaking liquid amount is more, it is necessary to repair.
In a kind of above-mentioned oil-water cooler, the seal assembly includes sealing ring, pressure ring and lug, the lug with
Cylinder is fixedly connected with, the downwardly convex formation compact heap in the inside of the pressure ring, and the bottom of the compact heap has the be obliquely installed
One seal face is downwardly concaved to form compression notch on the inside of the lug, and the bottom for compressing notch, which has, to be obliquely installed
Second seal face, for the sealing ring between the first seal face and the second seal face, the pressure ring and lug pass through fastener
It is fixedly connected with, the sealing ring sticks on upper cover under the action of the first seal face and the second seal face.Lug and cylinder can
It is fixedly connected in a manner of by welding, being threadedly coupled or lug and cylinder is also possible to the structure of integral type, pass through fastener
Fixed pressure ring and lug, the first seal face move down the second seal face of cooperation, make sealing ring towards upper cover movement and deformation and recline
Sealing is realized on upper cover, the first seal face and the second seal face are obliquely installed shape in an angle, and according to the first pressure
The amount of moving down in tight face can control the deformation quantity of sealing ring, and seal assembly is made to play the role of better seal.
As another situation, in a kind of above-mentioned oil-water cooler, the seal assembly includes being arranged in cylinder
Packing holder on side wall is equipped with sealing ring, the seam between the sealing ring sealed cylinder and upper cover in the packing holder
Gap.Structure is simple.
In a kind of above-mentioned oil-water cooler, the lower head further includes lower cover, and the lower cover is mutually solid with bottom plate
Even, it is fixed with partition in the lower cover, water proof groove is fixed on the bottom plate, the partition is embedded into water proof groove and close
Envelope makes to form mutually disconnected intake antrum and water chamber in lower head.This kind of structure, fiting effect is good, guarantees intake antrum and water outlet
Chamber is not connected to mutually, heat transfer effect is improved, to improve cooling effect.
In a kind of above-mentioned oil-water cooler, the upper cover is equipped with vent valve, the vent valve and back cavity phase
Connection, the cylinder are externally provided with discharge valve, and the discharge valve is connected with the intracorporal oil pocket of cylinder.The setting of vent valve and discharge valve
Play the role of deflation, tapping, avoids blocking.
Compared with prior art, oil-water cooler provided by the utility model has the advantage that
1, the upper cover of this oil-water cooler integrally floats, the change that the amount of movement and cooling tube of upper cover expand with heat and contract with cold
Shape amount is identical, so that making the junction of cooling tube and upper cover not will crack, makes water and the intracorporal oil of cylinder in back cavity will not
It is mixed, improve heat exchange efficiency makes the stable equipment operations such as transformer, improve service life to improve cooling efficiency.
2, the cooler of this oil-water cooler is double pipe structure, and double pipe structure can preferably realize water-oil separating, is prevented
The only mixing of oil and water；The setting of leakage path and fin improves heat exchange area simultaneously, so that heat transfer effect is improved, it can be appropriate
Reduction cooling tube quantity, reduce the cost and weight of oil-water cooler.
Detailed description of the invention
Fig. 1 is the overall structure partial sectional view of this oil-water cooler.
Fig. 2 is the partial structural diagram of this oil-water cooler.
Fig. 3 is the enlarged drawing in the region this oil-water cooler Figure 1A.
Fig. 4 is the enlarged drawing in the region this oil-water cooler Figure 1B.
Fig. 5 is the enlarged drawing in the region this oil-water cooler Fig. 1 C.
Fig. 6 is the schematic cross-sectional view of this oil-water cooler outer tube.
In figure, 1, cylinder；11, oil inlet；12, oil outlet；2, upper cover；21, back cavity；22, upper float plate；23, under
Float plate；24, upper leakage chamber；3, lower head；31, intake antrum；32, water chamber；33, upper mounted plate；34, bottom plate；35, under
Leakage chamber；36, lower cover；37, partition；38, water proof groove；4, cooling tube；41, inner tube；42, outer tube；43, leakage path；44, wing
Piece；5, seal assembly；51, sealing ring；52, pressure ring；53, lug；54, compact heap；55, the first seal face；56, notch is compressed；
57, the second seal face；58, fastener；6, liquid-leakage alarm；7, vent valve；8, discharge valve.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in Figure 1 and Figure 2, this oil-water cooler includes cylinder 1, upper cover 2, lower head 3, cooling tube 4, seal assembly
5, liquid-leakage alarm 6, vent valve 7, discharge valve 8.This cylinder 1 is usually vertical placement, and cooling tube 4 is located in cylinder 1, upper cover
2 are located at the top of cylinder 1, and lower head 3 is located at the bottom of cylinder 1.
The inside of cylinder 1 has oil pocket, and the side of cylinder 1 has oil inlet 11 and oil outlet 12, and oil inlet 11 passes through oil
Chamber is connected with oil outlet 12, and oil outlet 12 connects equipment such as transformer, and transformer is connected with oil inlet 11 again, forms one
Oil circuit.
In the present embodiment, the quantity of cooling tube 4 is the six roots of sensation, and in actual production, the quantity of cooling tube 4 can be 38
Root or 50 six roots of sensation.Cooling tube 4 includes inner tube 41 and outer tube 42, and inner tube 41 is threaded through in outer tube 42 and the both ends of inner tube 41 are equal
It is exposed at outside outer tube 42, the lateral wall of inner tube 41 sticks on the inner sidewall of outer tube 42, and the inner sidewall and lateral wall of inner tube 41 are
Smooth.As shown in fig. 6, there is the leakage path 43 of twist recessed setting on the inner sidewall of outer tube 42, in the present embodiment,
The quantity of leakage path 43 is 19, and in actual production, the quantity of leakage path 43 can be 15 or 23
Item.There is the fin 44 of twist protrusion setting on the lateral wall of outer tube 42.
As shown in figure 3, having back cavity 21 in upper cover 2, upper cover 2 includes upper cover, upper float plate 22 and lower float plate
23, back cavity 21 is between upper cover and upper float plate 22, and in the present embodiment, upper float plate 22 and lower float plate 23 are entirely located in
In the top of cylinder 1, in actual production, upper float plate 22 and lower float plate 23 can be partially in the tops of cylinder 1.On
There is upper leakage chamber 24, the top of inner tube 41 is threaded through in float plate 22 and inner tube 41 between float plate 22 and lower float plate 23
It is connected with the sealing of upper float plate 22, the top of inner tube 41 and the swollen section of upper float plate 22 are interference fitted, the top of inner tube 41 and reflux
Chamber 21 is connected.The top of outer tube 42 is threaded through in lower float plate 23 and outer tube 42 and the sealing of lower float plate 23 are connected, outer tube 42
Top and the swollen section of lower float plate 23 be interference fitted, the top of outer tube 42 is connected with upper leakage chamber 24.
Lower head 3 includes lower cover 36, upper mounted plate 33 and bottom plate 34, upper mounted plate 33 and bottom plate 34 and cylinder
1 is fixedly connected with, and lower head 3 is made to seal the bottom end for being connected in cylinder 1, and lower cover 36 is fixedly connected with bottom plate 34, is connected in lower cover 36
There is partition 37, water proof groove 38 is fixed on bottom plate 34, partition 37, which is embedded into water proof groove 38 and seals, makes shape in lower head 3
At mutual disconnected intake antrum 31 and water chamber 32.As shown in figure 4, being equipped with lower leakage between upper mounted plate 33 and bottom plate 34
Chamber 35, the bottom end of inner tube 41 is threaded through in bottom plate 34 and inner tube 41 and the sealing of bottom plate 34 are connected, the bottom end of inner tube 41
It is interference fitted with the swollen section of bottom plate 34, the bottom end of the inner tube 41 of half is connected with intake antrum 31, the other half inner tube 41
Bottom end is connected with water chamber 32.The bottom end of outer tube 42 is threaded through in upper mounted plate 33 and outer tube 42 and the sealing of upper mounted plate 33 are solid
Even, the bottom end of outer tube 42 and the swollen section of upper mounted plate 33 are interference fitted, and the bottom end of outer tube 42 is connected with lower leakage chamber 35, upper leakage
Chamber 24 is connected by leakage path 43 with lower leakage chamber 35.
As shown in figure 5, seal assembly 5 is between upper cover 2 and cylinder 1 and seal assembly 5 seals upper cover 2 and cylinder
Gap between 1.Seal assembly 5 includes sealing ring 51, pressure ring 52 and lug 53, and lug 53 is fixedly connected with cylinder 1, pressure ring 52
The downwardly convex formation compact heap 54 in inside, the bottom of compact heap 54 have the first seal face 55 being obliquely installed, lug 53 it is interior
Side, which is downwardly concaved to be formed, compresses notch 56, and the bottom for compressing notch 56 has the second seal face 57 being obliquely installed, sealing ring 51
Between the first seal face 55 and the second seal face 57, pressure ring 52 and lug 53 are fixedly connected with by such as bolt of fastener 58, close
Seal 51 sticks on upper cover 2 under the action of the first seal face 55 and the second seal face 57.
Cylinder 1 is externally provided with liquid-leakage alarm 6, and in the present embodiment, liquid-leakage alarm 6 is connected with lower leakage chamber 35, in reality
In the production of border, liquid-leakage alarm 6 can be connected with upper leakage chamber 24.Upper cover 2 is equipped with vent valve 7, vent valve 7 and reflux
Chamber 21 is connected, and cylinder 1 is externally provided with discharge valve 8, and discharge valve 8 is connected with the oil pocket in cylinder 1.
This oil-water cooler, oil enter in cylinder 1 from oil inlet 11, then flow to equipment for example from oil outlet 12
Transformer, oil enter in cylinder 1 after equipment again by oil inlet 11, for oil circulation；Cooling water from intake antrum 31 into
Enter into cooling tube 4, enter back into back cavity 21, then flow to water chamber 32 from other cooling tube 4 again, then flow
Out, it is recycled for water；During being somebody's turn to do, the temperature of grease carries out heat exchange by cooling tube 4, realizes the purpose of cooling oil.
Embodiment two
The present embodiment is essentially identical with the structure and principle of embodiment one, and different places are, in the present embodiment, sealing
Component 5 includes that sealing ring 51 is equipped in sealing ring 51, sealing ring 51 be arranged on 1 inner sidewall of cylinder, and sealing ring 51 is close
Gap between sealed tube body 1 and upper cover 2.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although cylinder 1, oil inlet 11, oil outlet 12, upper cover 2, back cavity 21, upper float plate is used more herein
22, lower float plate 23, upper leakage chamber 24, lower head 3, intake antrum 31, water chamber 32, upper mounted plate 33, bottom plate 34, lower leakage
Sap cavity 35, lower cover 36, partition 37, water proof groove 38, cooling tube 4, inner tube 41, outer tube 42, leakage path 43, fin 44, sealing group
Part 5, pressure ring 52, lug 53, compact heap 54, the first seal face 55, compresses notch 56, the second seal face 57, fastening at sealing ring 51
The terms such as part 58, liquid-leakage alarm 6, vent valve 7, discharge valve 8, but it does not exclude the possibility of using other terms.Use this
A little terms are used for the purpose of being more convenient to describe and explain the essence of the utility model；It is construed as any additional
Limitation is all contrary to the spirit of the present invention.
Claims (10)
1. a kind of oil-water cooler, including cylinder (1), upper cover (2), lower head with oil inlet (11) and oil outlet (12)
(3) it is connected in the bottom end of cylinder (1), is had in the lower head (3) with several cooling tubes (4), lower head (3) sealing
Mutual disconnected intake antrum (31) and water chamber (32), which is characterized in that the upper cover (2), which is partially submerged into, to be arranged in cylinder
(1) it is equipped in seal assembly (5) and the seal assembly (5) sealing and seals in top, between the upper cover (2) and cylinder (1)
Gap between head (2) and cylinder (1), the upper cover (2) can be mobile along the inner sidewall of cylinder (1), the upper cover (2)
In there are back cavity (21), the top of the cooling tube (4) is connected with back cavity (21), the bottom of the part cooling tube (4)
End is connected with intake antrum (31), and the bottom end of cooling tube described in rest part (4) is connected with water chamber (32).
2. a kind of oil-water cooler according to claim 1, which is characterized in that the cooling tube (4) includes inner tube (41)
With outer tube (42), said inner tube (41) is threaded through in outer tube (42) and the both ends of said inner tube (41) are exposed at outer tube (42) outside,
The top of said inner tube (41) is connected with back cavity (21), the bottom end of said inner tube (41) and intake antrum (31) or water chamber
(32) it is connected, there is the leakage path (43) of twist recessed setting, the outer tube on the inner sidewall of the outer tube (42)
(42) there is the fin (44) of twist protrusion setting on lateral wall.
3. a kind of oil-water cooler according to claim 2, which is characterized in that the lateral wall of said inner tube (41) sticks on
On the inner sidewall of outer tube (42), the quantity of the leakage path (43) is 15-23 item.
4. a kind of oil-water cooler according to claim 2, which is characterized in that the upper cover (2) includes upper float plate
(22) and lower float plate (23), the upper float plate (22) and lower float plate (23) are located at the top of cylinder (1) in whole or in part
In end, there is upper leakage chamber (24), the top of said inner tube (41) is worn between the upper float plate (22) and lower float plate (23)
It is located in float plate (22) and said inner tube (41) and upper float plate (22) sealing is connected, the top of the outer tube (42) is worn
In lower float plate (23) and the outer tube (42) and the sealing of lower float plate (23) are connected, the top of the outer tube (42) and upper leakage
Sap cavity (24) is connected, and the lower head (3) includes upper mounted plate (33) and the bottom plate for being fixedly connected with cylinder (1)
(34), lower leakage chamber (35) is equipped between fixed plate (33) and bottom plate (34), the bottom end of said inner tube (41) is worn
It is located in bottom plate (34) and said inner tube (41) and bottom plate (34) sealing is connected, the bottom end of the outer tube (42) is worn
In upper mounted plate (33) and the outer tube (42) and upper mounted plate (33) sealing are connected, the bottom end of the outer tube (42) and lower leakage
Sap cavity (35) is connected, and the upper leakage chamber (24) is connected by leakage path (43) with lower leakage chamber (35).
5. a kind of oil-water cooler according to claim 4, which is characterized in that the top of said inner tube (41) and upper floating
Section interference fit that plate (22) is swollen, the top of the outer tube (42) and the swollen section of lower float plate (23) are interference fitted, said inner tube (41)
Bottom end and bottom plate (34) swollen section be interference fitted, bottom end and the swollen section interference of upper mounted plate (33) of the outer tube (42) are matched
It closes.
6. a kind of oil-water cooler described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that the cylinder (1) is outside
Equipped with liquid-leakage alarm (6), the liquid-leakage alarm (6) is connected with lower leakage chamber (35) or upper leakage chamber (24).
7. a kind of oil-water cooler described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that the seal assembly
It (5) include sealing ring (51), pressure ring (52) and lug (53), the lug (53) is fixedly connected with cylinder (1), the pressure ring (52)
The downwardly convex formation compact heap (54) in inside, the bottom of the compact heap (54) has the first seal face being obliquely installed
(55), it is downwardly concaved to be formed on the inside of the lug (53) and compresses notch (56), the bottom for compressing notch (56), which has, inclines
The second seal face (57) being tiltedly arranged, the sealing ring (51) between the first seal face (55) and the second seal face (57),
The pressure ring (52) and lug (53) are fixedly connected with by fastener (58), and the sealing ring (51) is in the first seal face (55) and the
It is sticked under the action of two seal faces (57) on upper cover (2).
8. a kind of oil-water cooler described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that the seal assembly
(5) include sealing ring (51) seat being arranged on cylinder (1) inner sidewall, be equipped with sealing ring (51) in sealing ring (51) seat,
Gap between sealing ring (51) sealed cylinder (1) and upper cover (2).
9. a kind of oil-water cooler according to claim 4, which is characterized in that the lower head (3) further includes lower cover
(36), the lower cover (36) is fixedly connected with bottom plate (34), is fixed with partition (37) in the lower cover (36), the lower fixation
It is fixed on plate (34) water proof groove (38), the partition (37), which is embedded into water proof groove (38) and seals, makes shape in lower head (3)
At mutual disconnected intake antrum (31) and water chamber (32).
10. a kind of oil-water cooler described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that the upper cover (2)
It is equipped with vent valve (7), the vent valve (7) is connected with back cavity (21), and the cylinder (1) is externally provided with discharge valve (8), institute
Discharge valve (8) is stated to be connected with the oil pocket in cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298638.6U CN209297883U (en) | 2019-03-09 | 2019-03-09 | A kind of oil-water cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920298638.6U CN209297883U (en) | 2019-03-09 | 2019-03-09 | A kind of oil-water cooler |
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| Publication Number | Publication Date |
|---|---|
| CN209297883U true CN209297883U (en) | 2019-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920298638.6U Active CN209297883U (en) | 2019-03-09 | 2019-03-09 | A kind of oil-water cooler |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113077963A (en) * | 2021-02-04 | 2021-07-06 | 无锡方盛换热器股份有限公司 | Double-plate safety oil-cooling radiator of water-cooled transformer |
| WO2023010713A1 (en) * | 2021-08-06 | 2023-02-09 | 浙江尔格科技股份有限公司 | Temperature-compensation-type air-cooled oil cooler |
-
2019
- 2019-03-09 CN CN201920298638.6U patent/CN209297883U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113077963A (en) * | 2021-02-04 | 2021-07-06 | 无锡方盛换热器股份有限公司 | Double-plate safety oil-cooling radiator of water-cooled transformer |
| WO2023010713A1 (en) * | 2021-08-06 | 2023-02-09 | 浙江尔格科技股份有限公司 | Temperature-compensation-type air-cooled oil cooler |
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