CN211314365U - Degassing structure and cooling system - Google Patents
Degassing structure and cooling system Download PDFInfo
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- CN211314365U CN211314365U CN201922093481.6U CN201922093481U CN211314365U CN 211314365 U CN211314365 U CN 211314365U CN 201922093481 U CN201922093481 U CN 201922093481U CN 211314365 U CN211314365 U CN 211314365U
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Abstract
The utility model relates to the technical field of cooling systems, in particular to a degassing structure and a cooling system, wherein the degassing structure comprises a valve body, a valve core and a temperature sensing material, an exhaust passage is arranged in the valve body, and two ends of the exhaust passage are respectively communicated with a water cavity to be degassed and an expansion water tank; the valve core is movably matched with the valve body; the temperature sensing material has a flat state at a low temperature and a bent state at a high temperature; when the temperature sensing material is in a straight state, the cooling liquid can drive the valve core to seal the exhaust channel; when the temperature sensing material is in the bending state, the temperature sensing material can drive the valve core to open the exhaust passage, and after the engine starts, when the coolant temperature is less than high temperature, under the buoyancy and the thrust of coolant liquid, the valve core blocks the exhaust passage to make the coolant liquid heat up fast and shorten warm-up time, when the temperature of coolant liquid exceeded high temperature, the temperature sensing material drives the valve core to open the exhaust passage, so that the gas in waiting to remove the gas cavity can in time be discharged away.
Description
Technical Field
The utility model relates to a cooling system technical field especially relates to a gas removal structure and cooling system.
Background
The engine is provided with the deaerating pipe, so that bubbles generated in an engine cooling water path or a radiator are discharged to the expansion water tank, and the problems of reduced engine water flow, poor local heat dissipation, increased local boiling, cavitation and the like caused by accumulation of bubbles generated by residual air or water vapor generated by local boiling in an engine water cavity or the radiator are avoided.
In the related technology, a degassing structure, such as a throttle valve provided in the earlier patent with the application number of "CN 201710755461.3", in the preheating stage of an engine, a coolant flows into the throttle valve through a thermostat gas overflow port, the flowing coolant pushes a valve core due to the pressure generated by the blocking of the valve core, overcomes the gravity of the valve core to push the valve core into a throttling position, so that the coolant cannot flow into an expansion water tank from the thermostat, the throttling purpose is realized, the heat dissipation is reduced, when the flow is not generated in an engine degassing pipe or the flow rate of mixed gas in the coolant is reduced to a certain degree, the pressure generated by the coolant is smaller than the gravity of the valve core, and the valve core falls back to the exhaust position under the action of gravity. Although the throttle valve can achieve the degassing effect, the degassing opening of the throttle valve depends on the pressure of the liquid, and the throttle valve cannot be opened according to the temperature of the cooling liquid.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: a degassing structure and a cooling system are provided to solve the problem that the degassing structure in the related art cannot be opened according to the temperature of cooling liquid during degassing.
On one hand, the utility model provides a degassing structure, which comprises a valve body, a valve core and a temperature sensing material, wherein an exhaust passage is arranged in the valve body, and two ends of the exhaust passage are respectively communicated with a water cavity to be degassed and an expansion water tank; the valve core is movably matched with the valve body; the temperature sensing material has a straight state at a low temperature and a bent state at a high temperature;
when the temperature sensing material is in a straight state, the cooling liquid can drive the valve core to seal the exhaust channel; when the temperature sensing material is in the bending state, the temperature sensing material can drive the valve core to open the exhaust channel.
As a preferable technical solution of the degassing structure, the gas discharge passage includes an inlet, an outlet, and a valve chamber connecting the inlet and the outlet, the inlet is used for communicating with the water chamber to be degassed, and the outlet is used for communicating with the expansion tank.
As a preferred technical scheme of a degassing structure, the temperature sensing material is a bimetallic strip, the valve core is movably positioned in the valve cavity, and when the bimetallic strip is in a straight state, the valve core can be driven by cooling liquid flowing into the valve cavity to seal the outlet; when the bimetallic strip is in the bent state, the bimetallic strip can drive the valve core to open the outlet.
As a preferable technical scheme of the degassing structure, the degassing structure further comprises a support arranged on the cavity wall of the valve cavity, and the valve core can be slidably arranged in the mounting hole in the support in a penetrating manner.
As a preferred technical scheme of the degassing structure, the valve core includes a valve ball, a first valve rod and a first valve seat, the first valve rod is arranged in the mounting hole in a penetrating manner, the valve ball and the first valve seat are respectively located at two sides of the mounting hole, the valve ball is used for closing or opening the outlet, and the outer diameters of the valve ball and the first valve seat are both larger than the inner diameter of the mounting hole.
As a preferred technical solution of the degassing structure, one end of the bimetal is disposed on a cavity wall of the valve cavity, and when the bimetal is in the bent state, the other end of the bimetal abuts against the first valve seat to drive the valve ball to open the outlet.
As a preferred technical scheme of a degassing structure, the temperature sensing material is a bimetallic strip, and when the bimetallic strip is in a straight state, the valve core can be driven by cooling liquid flowing into the valve cavity to seal the inlet; when the bimetallic strip is in the bent state, the bimetallic strip can drive the valve core to open the inlet.
As a preferred technical solution of the degassing structure, the valve body is installed on a wall of the chamber to be degassed, the valve core includes a second valve rod, a second valve seat connected to one end of the second valve rod, and a valve plate connected to the other end of the second valve rod, the second valve rod is slidably inserted into the inlet, the second valve seat is located in the valve chamber, and the valve plate is located outside the valve chamber and used for closing or opening the inlet.
As a preferred technical scheme of a degassing structure, the bimetallic strip is arranged at the periphery of the valve plate, when the bimetallic strip is in a straight state, the bimetallic strip and the valve plate are arranged in parallel, and cooling liquid flowing into the valve cavity can drive the valve plate to be attached to the valve body so as to seal the inlet; when the bimetallic strip is in the bending state, one end, far away from the valve plate, of the bimetallic strip can be abutted to the valve body so as to drive the valve plate to open the inlet.
In another aspect, the present invention provides a cooling system, comprising a degassing structure according to any of the above aspects.
The utility model has the advantages that:
the utility model provides a degassing structure and a cooling system, wherein the degassing structure comprises a valve body, a valve core and a temperature sensing material, an exhaust passage is arranged in the valve body, and two ends of the exhaust passage are respectively communicated with a water cavity to be degassed and an expansion water tank; the valve core is movably matched with the valve body; the temperature sensing material has a flat state at a low temperature and a bent state at a high temperature; when the temperature sensing material is in a straight state, the cooling liquid can drive the valve core to seal the exhaust channel; when the temperature sensing material is in a bending state, the temperature sensing material can drive the valve core to open the exhaust passage. When the engine is started, the temperature of the cooling liquid at the moment is low, the cooling liquid flows to the expansion water tank from the water cavity to be degassed, and the valve core plugs the exhaust channel under the buoyancy and the thrust of the cooling liquid, so that the flow of the cooling liquid flowing to the expansion water tank is 0, the rapid temperature rise of the cooling liquid is ensured, and the warm-up time of the engine is shortened. When the temperature of the cooling liquid is reduced to be lower than the bent high-temperature of the cooling liquid, the temperature sensing material is changed into a straight state, and the valve core can block the exhaust channel. Thus, the valve body can be controlled to open or close the exhaust passage according to the temperature of the coolant.
Drawings
FIG. 1 is a first schematic structural view of a degassing structure according to an embodiment of the present invention (a bimetal is in a flat state);
FIG. 2 is a second schematic structural view of the degassing structure according to the embodiment of the present invention (the bimetal is in a bent state);
FIG. 3 is a schematic structural diagram III of the degassing structure according to the embodiment of the present invention (the bimetal is in a flat state);
fig. 4 is a fourth schematic structural diagram (the bimetal is in a bent state) of the degassing structure in the embodiment of the present invention.
In the figure:
1. a valve body; 11. an exhaust passage; 111. a valve cavity; 112. an inlet; 113. an outlet;
2. a valve core; 21. a valve ball; 22. a first valve stem; 23. a first valve seat; 24. a second valve stem; 25. a second valve seat; 26. a valve plate;
3. a bimetal;
4. a support;
5. a water cavity to be degassed;
6. connecting the pipe fittings.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 to 4, the present embodiment provides a degassing structure, which includes a valve body 1, a valve core 2 and a temperature sensing material, wherein an exhaust passage 11 is disposed in the valve body 1, and two ends of the exhaust passage 11 are respectively used for communicating with a water chamber 5 to be degassed and communicating with an expansion tank; the valve core 2 is movably matched with the valve body 1; the temperature sensing material has a flat state at a low temperature and a bent state at a high temperature; when the temperature sensing material is in a straight state, the cooling liquid can drive the valve core 2 to seal the exhaust passage 11; when the temperature sensing material is in a bent state, the temperature sensing material can drive the valve element 2 to open the exhaust passage 11.
This degasification structure, when the engine starts, coolant liquid temperature this moment is lower, and the coolant liquid flows to expansion tank by treating degasification water cavity 5, and under the buoyancy and the thrust of coolant liquid, case 2 blocks exhaust passage 11 to the flow of the coolant liquid that makes the flow direction expansion tank is 0, guarantees that the coolant liquid warms up fast, with the warm-up time of shortening the engine. After the engine works for a long time, when the temperature of the cooling liquid reaches or exceeds the high-temperature at which the temperature sensing material is bent, the temperature sensing material drives the valve core 2 to open the exhaust passage 11, so that the gas in the water cavity 5 to be degassed can be discharged in time, when the temperature of the cooling liquid is reduced to be lower than the high-temperature at which the temperature sensing material is bent, the temperature sensing material becomes a straight state, and at the moment, the valve core 2 can block the exhaust passage 11. Thus, the valve body 2 can be controlled to open or close the exhaust passage 11 according to the temperature of the coolant. It can be understood that when the temperature of the cooling liquid reaches or exceeds the high temperature of the temperature sensitive material when the temperature sensitive material is bent, the force generated by the deformation of the temperature sensitive material can overcome the external force applied to the valve element 2 by the cooling liquid and move the valve element 2 in the direction of opening the exhaust passage 11.
In this embodiment, the temperature sensing material is bimetallic strip 3, and bimetallic strip 3 is also called thermal bimetallic strip, and it is prior art, including active layer and passive layer, the coefficient of thermal expansion of active layer and passive layer is different, and when the temperature reached the default, the deformation of active layer was greater than passive layer to bimetallic strip 3's whole will be crooked to passive layer one side, produces deformation. The bimetallic strip 3 can be selected as required to make the high temperature when the bimetallic strip 3 is bent adapt to the temperature when the cooling liquid needs to be discharged, specifically, in the embodiment, when the bimetallic strip 3 is bent, the cooling liquid in the gas-removing water cavity 5 at least partially boils, and more bubbles are generated and need to be removed in time. In other embodiments, the bimetal may be replaced by other temperature-variable materials, such as a heat-deformable sheet material proposed in the prior patent with application number CN 109843582A.
Alternatively, the exhaust passage 11 includes an inlet 112, an outlet 113, and a valve chamber 111 connecting the inlet 112 and the outlet 113, the inlet 112 being for communication with the chamber 5 to be degassed, and the outlet 113 being communicable with the expansion tank through the connecting pipe member 6.
As shown in fig. 1 and 2, the valve core 2 is movably located in the valve cavity 111, and when the bimetallic strip 3 is in a straight state, the coolant flowing into the valve cavity 111 can drive the valve core 2 to close the outlet 113; when the bimetal 3 is in a bent state, the bimetal 3 can drive the valve plug 2 to open the outlet 113. Preferably, the degassing structure further comprises a bracket 4 disposed on the wall of the valve cavity 111, and the valve core 2 is slidably disposed through a mounting hole on the bracket 4. The valve core 2 is supported by the support 4, so that the stability of the moving direction of the valve core 2 can be ensured. In this embodiment, one end of the support 4 is fixedly connected to the cavity wall of the valve cavity 111, the other end of the support 4 extends into the valve cavity 111, and the support 4 is located between the inlet 112 and the outlet 113.
Optionally, the valve core 2 includes a valve ball 21, a first valve stem 22 and a first valve seat 23, the first valve stem 22 is inserted into the mounting hole, the valve ball 21 and the first valve seat 23 are respectively located at two sides of the mounting hole, the valve ball 21 is used for closing or opening the outlet 113, and the outer diameters of the valve ball 21 and the first valve seat 23 are both greater than the inner diameter of the mounting hole. Preferably, the first valve seat 23 abuts the support 4 when the valve ball 21 closes the outlet 113.
Alternatively, one end of the bimetal 3 is disposed on the cavity wall of the valve cavity 111, and when the bimetal 3 is in a bent state, the other end of the bimetal 3 abuts against the first valve seat 23 to drive the valve ball 21 to open the outlet 113. In this embodiment, when the bimetal 3 is in a flat state, the bimetal 3 and the bracket 4 are arranged in parallel, and the first valve seat 23 can be abutted against the bimetal 3 and the bracket 4 at the same time, and when the bimetal 3 is in a bent state, the bimetal 3 pushes the first valve seat 23 to move to a position away from the bracket 4, so that the valve ball 21 opens the outlet 113.
As an alternative, as shown in fig. 3 and 4, when the bimetal 3 is in a flat state, the coolant flowing into the valve cavity 111 can drive the valve core 2 to close the inlet 112; when the bimetal 3 is in a bent state, the bimetal 3 can drive the valve plug 2 to open the inlet 112. Specifically, the valve body 1 is mounted on the wall of the water chamber 5 to be removed, the valve core 2 includes a second valve rod 24, a second valve seat 25 connected to one end of the second valve rod 24, and a valve plate 26 connected to the other end of the second valve rod 24, the second valve rod 24 is slidably inserted into the inlet 112, the second valve seat 25 is located in the valve chamber 111, and the valve plate 26 is located outside the valve chamber 111 and is used for closing or opening the inlet 112. It can be understood that the outer diameter of the second valve rod 24 is smaller than the inner diameter of the inlet 112, the outer diameters of the valve plate 26 and the second valve seat 25 are both larger than the inner diameter of the inlet 112, the second valve rod 24 has a certain length, when the valve plate 26 is attached to the outer surface of the valve body 1 and the inlet 112 is closed, the second valve seat 25 is separated from the inner surface of the valve body 1, and when the bimetal 3 bends and separates the valve plate 26 from the outer surface of the valve body 1, the second valve seat 25 is still separated from the inner surface of the valve body 1, so as to ensure that the inlet 112 is opened.
Optionally, the bimetallic strip 3 is disposed on the periphery of the valve plate 26, when the bimetallic strip 3 is in a flat state, the bimetallic strip 3 is disposed parallel to the valve plate 26, and the coolant flowing into the valve cavity 111 can drive the valve plate 26 to be attached to the valve body 1, so as to seal the inlet 112; when the bimetal 3 is in a bent state, one end of the bimetal 3 far away from the valve plate 26 can abut against the valve body 1 to drive the valve plate 26 to open the inlet 112. It should be noted that in the present embodiment, a part of the bimetal 3 is in clearance fit with the outer surface of the valve body 1, so that gas can enter from the water chamber 5 to be degassed into the valve chamber 111 from the inlet 112. In other embodiments, the bimetal 3 may be disposed on a side of the second valve seat 25 far from the inlet 112 and supported on a cavity wall of the valve cavity 111, when the temperature of the cooling liquid does not reach a high temperature at which the bimetal 3 deforms, the second valve seat 25 may abut against or be in clearance fit with the bimetal 3, at this time, the valve plate 26 closes the inlet 112, and when the temperature of the cooling liquid reaches the high temperature at which the bimetal 3 deforms, the bimetal 3 bends toward a side near the second valve seat 25, and drives the second valve seat 25 to move a distance toward the inlet 112, so that the valve plate 26 opens the inlet 112.
Alternatively, the valve plate 26 may be directly replaced by the bimetal 3, and the bimetal 3 may also be disposed on the outer periphery of the second valve seat 25.
The embodiment also provides a cooling system, which comprises the degassing structure in the scheme.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A degassing structure is characterized by comprising a valve body (1), a valve core (2) and a temperature sensing material, wherein an exhaust passage (11) is arranged in the valve body (1), and two ends of the exhaust passage (11) are respectively communicated with a water cavity (5) to be degassed and an expansion water tank; the valve core (2) is movably matched with the valve body (1); the temperature sensing material has a straight state at a low temperature and a bent state at a high temperature;
when the temperature sensing material is in a straight state, the valve core (2) can be driven by cooling liquid to seal the exhaust channel (11); when the temperature sensing material is in the bending state, the temperature sensing material can drive the valve core (2) to open the exhaust channel (11).
2. The degassing structure according to claim 1, wherein the gas exhaust channel (11) comprises an inlet (112), an outlet (113) and a valve chamber (111) connecting the inlet (112) and the outlet (113), the inlet (112) being adapted to communicate with the chamber (5) to be degassed, and the outlet (113) being adapted to communicate with the expansion tank.
3. The degassing structure according to claim 2, wherein the temperature sensing material is a bimetallic strip (3), the valve plug (2) is movably located in the valve cavity (111), and when the bimetallic strip (3) is in a flat state, the coolant flowing into the valve cavity (111) can drive the valve plug (2) to close the outlet (113); when the bimetallic strip (3) is in the bent state, the bimetallic strip (3) can drive the valve core (2) to open the outlet (113).
4. The degassing structure according to claim 3, further comprising a support (4) disposed on a wall of the valve chamber (111), wherein the valve core (2) is slidably disposed through a mounting hole on the support (4).
5. The degassing structure according to claim 4, wherein the valve core (2) comprises a valve ball (21), a first valve rod (22) and a first valve seat (23), the first valve rod (22) is arranged in the mounting hole in a penetrating manner, the valve ball (21) and the first valve seat (23) are respectively arranged on two sides of the mounting hole, the valve ball (21) is used for closing or opening the outlet (113), and the outer diameters of the valve ball (21) and the first valve seat (23) are larger than the inner diameter of the mounting hole.
6. The gas removal structure according to claim 5, wherein one end of the bimetal (3) is arranged on the wall of the valve chamber (111), and when the bimetal (3) is in the bent state, the other end of the bimetal (3) abuts against the first valve seat (23) to drive the valve ball (21) to open the outlet (113).
7. The degassing structure according to claim 2, wherein the temperature sensing material is a bimetal (3), and when the bimetal (3) is in a flat state, the cooling liquid flowing into the valve cavity (111) can drive the valve core (2) to close the inlet (112); when the bimetallic strip (3) is in the bending state, the bimetallic strip (3) can drive the valve core (2) to open the inlet (112).
8. The degassing structure according to claim 7, wherein the valve body (1) is mounted on a wall of the to-be-degassed water chamber (5), the valve core (2) comprises a second valve rod (24) and a second valve seat (25) connected with one end of the second valve rod (24), and a valve sheet (26) connected with the other end of the second valve rod (24), the second valve rod (24) is slidably inserted into the inlet (112), the second valve seat (25) is located in the valve chamber (111), and the valve sheet (26) is located outside the valve chamber (111) and is used for closing or opening the inlet (112).
9. The degassing structure according to claim 8, wherein the bimetallic strip (3) is arranged on the periphery of the valve plate (26), when the bimetallic strip (3) is in a flat state, the bimetallic strip (3) and the valve plate (26) are arranged in parallel, and the cooling liquid flowing into the valve cavity (111) can drive the valve plate (26) to be attached to the valve body (1) so as to seal the inlet (112); when the bimetallic strip (3) is in the bending state, one end, far away from the valve plate (26), of the bimetallic strip (3) can be abutted against the valve body (1) to drive the valve plate (26) to open the inlet (112).
10. A cooling system comprising the degassing structure of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922093481.6U CN211314365U (en) | 2019-11-28 | 2019-11-28 | Degassing structure and cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922093481.6U CN211314365U (en) | 2019-11-28 | 2019-11-28 | Degassing structure and cooling system |
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| CN211314365U true CN211314365U (en) | 2020-08-21 |
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| CN201922093481.6U Active CN211314365U (en) | 2019-11-28 | 2019-11-28 | Degassing structure and cooling system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901331A (en) * | 2021-01-12 | 2021-06-04 | 武汉路特斯汽车有限公司 | Filling device shared by multiple loops of cooling liquid |
| CN114961969A (en) * | 2022-06-15 | 2022-08-30 | 东风汽车集团股份有限公司 | Degassing chamber |
| CN115217610A (en) * | 2022-05-31 | 2022-10-21 | 浙江银轮机械股份有限公司 | Exhaust filling structure and thermal management integrated module |
-
2019
- 2019-11-28 CN CN201922093481.6U patent/CN211314365U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901331A (en) * | 2021-01-12 | 2021-06-04 | 武汉路特斯汽车有限公司 | Filling device shared by multiple loops of cooling liquid |
| CN112901331B (en) * | 2021-01-12 | 2022-04-22 | 武汉路特斯汽车有限公司 | Filling device shared by multiple loops of cooling liquid |
| CN115217610A (en) * | 2022-05-31 | 2022-10-21 | 浙江银轮机械股份有限公司 | Exhaust filling structure and thermal management integrated module |
| CN115217610B (en) * | 2022-05-31 | 2023-10-31 | 浙江银轮机械股份有限公司 | Exhaust filling structure and thermal management integrated module |
| WO2023231375A1 (en) * | 2022-05-31 | 2023-12-07 | 浙江银轮机械股份有限公司 | Vented fill structure and thermal management integrated module |
| CN114961969A (en) * | 2022-06-15 | 2022-08-30 | 东风汽车集团股份有限公司 | Degassing chamber |
| CN114961969B (en) * | 2022-06-15 | 2023-10-20 | 东风汽车集团股份有限公司 | Deaeration chamber |
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