CN211202101U - Engine temperature regulator - Google Patents
Engine temperature regulator Download PDFInfo
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- CN211202101U CN211202101U CN201921480348.XU CN201921480348U CN211202101U CN 211202101 U CN211202101 U CN 211202101U CN 201921480348 U CN201921480348 U CN 201921480348U CN 211202101 U CN211202101 U CN 211202101U
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Abstract
The utility model relates to an engine thermoregulator, including the cover body, temperature sensing package, valve and spring, the cover body includes cylindrical main cavity body and is located the other supplementary cavity of main cavity body, the valve is located the main cavity, first one of temperature sensing package is located the main cavity and is surrounded by the spring, the temperature sensing package lower half stretches out the main cavity and contacts with engine play water outward. The temperature sensing sensitivity can be obviously improved to the engine thermoregulator, the temperature reaction rate is improved.
Description
Technical Field
The utility model belongs to the technical field of vehicle cooling system, concretely relates to engine thermoregulator.
Background
Most of the existing thermostats can be arranged in the water outlet of an engine, and although the arrangement structure is simple and bubbles in a cooling system can be easily discharged, the thermostats can be opened and closed frequently during work, oscillation phenomenon is generated, and the service life of the thermostats is shortened. In order to enable the thermostat to be opened as soon as possible and ensure the timely cooling of the engine, thermostat products which can be arranged at the water inlet of the engine are developed in the market, but temperature sensing packages of the products are surrounded by springs structurally and are far away from the water outlet of the engine, so when the thermostat products are installed in a cooling system, the contact area with small-circulation inlet water is small, the heat transfer efficiency is low, the temperature sensing efficiency of the temperature sensing packages is poor, the valve is opened slowly, the purpose of opening the valve in advance is not achieved, a high-temperature alarm is generated finally, and the working efficiency of the engine is reduced.
Therefore, it is necessary to design a new thermostat that can solve the above problems to meet the requirements of the regulations such as VI in production and country.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the macrocycle of existence among the prior art and open the delay, the slow problem of engine cooling has provided an engine thermoregulator, and this thermoregulator can control the engine temperature more accurately, makes the microcirculation go out water and 100% abundant contact of temperature sensing package, improves temperature sensing efficiency, improves temperature reaction rate, reaches the purpose that the macrocycle advances.
The utility model provides an engine thermostat, which comprises a cover body, a temperature sensing bulb, a valve and a spring; the cover body comprises a cylindrical main cavity and an auxiliary cavity beside the main cavity; the lower end of the main cavity is provided with an engine water inlet interface, the side surface of the main cavity is communicated with a radiator water outlet interface, the side surface of the auxiliary cavity is communicated with an expansion water tank interface, the side wall of the expansion water tank interface is provided with a warm air return water interface, and the expansion water tank interface and the radiator water outlet interface are respectively positioned at two sides of the cover body;
the valve is in a cylinder structure and is positioned in the main cavity, matched with the inner wall of the main cavity and used for adjusting the opening and closing of the water inlet interface of the engine and the water outlet interface of the radiator under the control of the temperature sensing bulb;
the temperature sensing package is located valve axis department, middle part shell with the valve bottom is fixed, and first one of temperature sensing package is located the valve and is surrounded by the spring, the spring both ends support respectively main cavity body upper end with on the temperature sensing package shell, temperature sensing package push rod outer end supports main cavity body upper end, and the temperature sensing package lower half stretches out the main cavity from the engine interface of intaking and contacts with engine play water outward.
Furthermore, the spring is supported on the temperature sensing bulb shell through a blocking frame, the blocking frame is positioned on the temperature sensing bulb shell and axially limited, and the blocking frame abuts against the top end of the spring;
the spring bottom is supported in main cavity upper end through the support, the support is located the spring periphery and its bottom offsets with the spring bottom.
Further, the top of support is equipped with the mounting groove, the top of the cover body be equipped with mounting groove complex lug, the lug is located the mounting groove, the both sides of mounting groove are equipped with downwardly extending respectively and are located the backing sheet of spring periphery, the bottom of backing sheet continues inwards bending type to form the separation blade that offsets with the spring bottom.
Furthermore, the lug is provided with downwards an installation column for fixing the temperature sensing bulb push rod, the installation groove is provided with a groove through hole at the corresponding position of the installation column, and after the installation column passes through the groove through hole, the outer surface of the installation column is provided with a backstop nut, so that the support is fixed on the lug.
Further, keep off the frame cover in on the thermal bulb shell, be fixed with first retaining ring on the thermal bulb shell, keep off the frame and be located first retaining ring below, the spring upper end is from up will keeping off the frame and support on first retaining ring down.
Furthermore, a base station is arranged between the upper half part of the temperature sensing package and the lower half part of the temperature sensing package, and the bottom of the valve is sleeved on the temperature sensing package, abuts against the base station and is axially fixed by a second retaining ring.
Furthermore, a circulation port is arranged between the auxiliary cavity and the main cavity, and a check valve used for controlling cooling liquid to flow to the circulation port from the auxiliary cavity is arranged at the position, close to the circulation port, of the auxiliary cavity.
Furthermore, the check valve comprises a check valve cavity arranged above the auxiliary cavity, a valve port and a swing valve ball arranged above the valve port and positioned in the check valve cavity; the valve port is positioned between the auxiliary cavity and the one-way valve cavity, and the circulating port is positioned on the side surface of the one-way valve cavity; the check valve comprises a check valve cavity and is characterized in that a plug is arranged at the upper end of the check valve cavity and in interference fit with the cover body, and a lug capable of preventing a pendulum valve ball from plugging a flow port is arranged downwards on the plug.
Furthermore, the valve also comprises an insert block and a water seal ring for sealing the valve; the water seal ring is in interference fit with the inner wall of the embedded block, and the outer wall of the embedded block is in interference fit with the inner wall of the main cavity body.
The utility model has the advantages that:
the engine thermoregulator has integrateed engine income water interface, radiator play water interface, expansion tank interface and warm braw return water interface, can centralized control radiator, expansion tank and warm braw return water to the cooling action of engine cylinder body and cylinder cap, improve general efficiency, saved arranging the space of engine.
Temperature sensing package in the engine thermoregulator is including being located the cover internal first half and stretching out the outer lower half of cover, do not have around the temperature sensing package lower half and shelter from and near with the bypass hole distance, the water that circulates for a short time from bypass hole direct impact temperature sensing package rather than fully contacting, the practicality the temperature sensing package can effectively avoid the engine to come the water and blockked, has obviously improved temperature sensing efficiency, has improved temperature reaction rate.
To the unique structure of temperature sensing package, the utility model discloses a more succinct fixed mode of temperature sensing package and the spacing mode of spring. The temperature sensing bulb is directly fixed to the top of the main cavity through the support, the bottom of the support limits the bottom end of the spring, and the top end of the spring is limited through the hanging bracket.
In order to further make the engine cooling system circulation unobstructed, the temperature regulator has still improved the structure that the system was supplied to the coolant liquid, supplyes the coolant liquid to the radiator through check valve control expansion tank, still further improves the structure of end cap simultaneously, makes the pendulum valve ball in the check valve can not block up the circulation mouth on the lateral wall at the in-process of the lower regulation circulation mouth.
Drawings
Fig. 1 is a perspective view of the engine thermostat of the present invention;
FIG. 2 is a top view of the engine thermostat of the present invention;
FIG. 3 is a cross-sectional view of the engine thermostat of the present invention with a customer boundary;
fig. 4 is a sectional view of the engine thermostat of the present invention in a small circulation state;
fig. 5 is a sectional view showing a large circulation state of the engine thermostat according to the present invention;
FIG. 6 is an enlarged view taken at A in FIG. 3;
fig. 7 is a schematic structural view of the bracket of the present invention;
FIG. 8 is an enlarged view of FIG. 6 at B;
in the figure: a cover body 1; a main chamber 1.1; an auxiliary cavity 1.2; a flow port 1.3; an engine water inlet interface 1.4; a radiator water outlet interface 1.5; an expansion water tank connector 1.6; a warm air return water interface 1.7; 1.8 of the bump; mounting the column 1.9; valve port 1.10; 1.11 of a swing valve ball; a thermal bulb 2; the upper half part of the temperature sensing bag is 2.1; base station 2.1.1; the lower half part of the thermal bulb is 2.2; a push rod 2.3; 2.4 of a base station; a valve 3; a spring 4; a bracket 5; mounting grooves 5.1; a support sheet 5.2; a baffle 5.3; a slot through hole 5.4; a blocking frame 6; a bottom plate 6.1; a baffle 6.2; a first retainer ring 7; a second retainer 8; a plug 9; a bump 9.1; an insert 10; a water seal ring 11; a customer boundary 12; and a bypass hole 13.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, which are not intended to limit the present invention, but are given by way of example only. The present invention will be described in further detail with reference to specific embodiments.
The engine thermostat shown in fig. 1-3 comprises a cover body 1, a temperature sensing bulb 2, a valve 3 and a spring 4. An engine water inlet interface 1.4, a radiator water outlet interface 1.5, an expansion water tank interface 1.6 and a warm air return water interface 1.7 are integrated on the cover body 1, the warm air return water interface 1.7 is arranged on the side wall of the expansion water tank interface 1.6, and the expansion water tank interface 1.6 and the radiator water outlet interface 1.5 are respectively positioned on two sides of the cover body 1. The internal main cavity 1.1 and the auxiliary cavity 1.2 of being equipped with of cover 1, main cavity 1.1 lower extreme is located to engine income water interface 1.4, radiator water outlet interface 1.5 link up with the lateral wall of main cavity 1.1. The valve 3 is in the main cavity 1.1 for the tubular structure, with the internal wall cooperation of main cavity to adjust the opening and closing of engine water inlet interface 1.4 and radiator water outlet interface 1.5 under the control of temperature sensing package 2.
As shown in fig. 3, the hot water of the engine is flushed from the bypass hole 13 to the thermal bulb 2 in the direction of arrow a, when the ambient temperature sensed by the thermal bulb 2 is below 87 ℃, as shown in fig. 4, the valve 3 is closed, the flow channels of the engine water inlet port 1.4 and the radiator water outlet port 1.5 are cut off, the coolant cannot flow, the engine large circulation cannot be opened, and the coolant can only return to the engine from the small circulation, so that the engine is ensured to work at a proper temperature. When the ambient temperature sensed by the thermal bulb 2 is above 87 ℃, as shown in fig. 5, the valve 3 is opened, and is fully opened when reaching 95 ℃, at this time, the flow channel of the engine water inlet interface 1.4 and the radiator water outlet interface 1.5 are communicated, and the coolant flows through the engine water inlet interface 1.4 from the radiator water outlet interface 1.5 through the main cavity 1.1 and then flows into the engine according to the direction indicated by the arrow b.
As shown in fig. 3 to 8, two ends of the spring 4 are respectively supported on the upper end of the main cavity 1.1 and the shell of the thermal bulb 2. Specifically, the upper end of the spring 4 is supported on the thermal bulb shell through a blocking frame 6, the blocking frame 6 is located on the thermal bulb shell and axially limited, and the blocking frame 6 abuts against the top end of the spring 4; the bottom end of the spring 4 is supported at the upper end of the main cavity 1.1 through a support 5, and the support 5 is located at the periphery of the spring 4 and the bottom of the support is abutted against the bottom end of the spring 4.
As shown in fig. 6 to 8, the top of the main cavity 1 is provided with a bump 1.8, the bracket 5 is provided with a mounting groove 5.1 matched with the bump 1.8, two sides of the mounting groove 5.1 are respectively provided with a support sheet 5.2 extending downwards and located at the periphery of the spring 4, and the bottom end of the support sheet 5.2 is continuously bent inwards to form a separation sheet 5.3 abutting against the bottom end of the spring 4. Further, as shown in fig. 7 and 8, the mounting post 1.9 for fixing the temperature sensing bulb push rod 2.3 is downward arranged on the projection 1.8, a slot through hole 5.4 is formed in the mounting slot 5.1 at a position corresponding to the mounting post 1.9, after the mounting post 1.9 passes through the slot through hole 5.4, a retaining nut is mounted on the outer surface of the mounting post 1.9, and the support 5 is fixed on the projection 1.8.
As shown in fig. 3, 6 and 8, the blocking frame 6 is composed of a bottom plate 6.1 and two baffle plates 6.2 symmetrically arranged on two sides of the bottom plate 6.1, each baffle plate 6.2 is provided with a blocking lug which extends outwards to form a blocking lug which is abutted against the top of the spring 3, the bottom plate 6.1 is sleeved on the thermal bulb shell, a first check ring 7 is fixed on the thermal bulb shell, the bottom plate 6.1 is positioned below the first check ring 7, and the blocking frame 6 is abutted against the first check ring 7 from bottom to top at the upper end of the spring 4.
As shown in fig. 3 and 8, a base 2.4 is disposed between the upper half 2.1 of the thermal bulb and the lower half 2.2 of the thermal bulb, and the bottom of the valve 3 is fitted over the thermal bulb 2, abuts against the base 2.4, and is axially fixed by a second retaining ring 8. The valve body of the valve 3 is in interference fit with the inner wall of the main cavity 1.1 through the embedded block 8 at the main cavity 1.1, and the embedded block 10 is in interference fit with the water seal ring 11 arranged outside the valve 3.
In order to further make the circulation of the engine cooling system smooth, the present embodiment also improves the structure of the coolant supply system, as shown in fig. 1 and 3, a communication port 1.3 is provided between the auxiliary cavity 1.2 and the main cavity 1.1, and a check valve for controlling the coolant to flow from the auxiliary cavity 1.2 to the communication port 1.3 is provided at the auxiliary cavity 1.2 near the communication port 1.3. The check valve comprises a check valve cavity arranged above the auxiliary cavity 1.2, a valve port 1.10 and a swing valve ball 1.11 arranged above the valve port 1.10 and positioned in the check valve cavity; the valve port 1.10 is positioned between the auxiliary cavity 1.2 and the one-way valve cavity, and the circulation port 1.3 is positioned on the side surface of the one-way valve cavity; the upper end of the one-way valve cavity is provided with a plug 9, the plug 9 is in interference fit with the cover body 1, and the plug 9 is downwards provided with a convex block 9.1 capable of preventing the pendulum valve ball 1.11 from blocking the flow opening 1.3.
Details not described in this specification are within the skill of the art that are well known to those skilled in the art.
Claims (9)
1. The engine thermostat comprises a cover body (1), a temperature sensing bulb (2), a valve (3) and a spring (4); the method is characterized in that: the mask body (1) comprises a cylindrical main cavity body (1.1) and an auxiliary cavity body (1.2) positioned beside the main cavity body (1.1); the lower end of the main cavity (1.1) is provided with an engine water inlet interface (1.4), the side surface of the main cavity is communicated with a radiator water outlet interface (1.5), the side surface of the auxiliary cavity (1.2) is communicated with an expansion water tank interface (1.6), the side wall of the expansion water tank interface (1.6) is provided with a warm air return water interface (1.7), and the expansion water tank interface (1.6) and the radiator water outlet interface (1.5) are respectively positioned at two sides of the cover body (1);
the valve (3) is in a cylinder structure and is positioned in the main cavity (1.1), matched with the inner wall of the main cavity and used for adjusting the opening and closing of an engine water inlet interface (1.4) and a radiator water outlet interface (1.5) under the control of the temperature sensing bulb (2);
temperature sensing package (2) are located valve (3) axis department, the middle part shell with valve (3) bottom is fixed, and first one (2.1) of temperature sensing package are located valve (3) and are surrounded by spring (4), spring (4) both ends are supported respectively main cavity (1.1) upper end with on the shell of temperature sensing package (2), temperature sensing package push rod (2.3) outer end supports main cavity (1.1) upper end, and temperature sensing package lower half (2.2) are gone into water interface (1.4) from the engine and are stretched out main cavity (1.1) and contact with the engine play water outward.
2. The engine thermostat of claim 1, wherein: the upper end of the spring (4) is supported on the thermal bulb shell through a blocking frame (6), the blocking frame (6) is located on the thermal bulb shell and axially limited, and the blocking frame (6) abuts against the top end of the spring (4);
the bottom end of the spring (4) is supported at the upper end of the main cavity body (1.1) through a support (5), and the support (5) is located on the periphery of the spring (4) and the bottom of the support is abutted to the bottom end of the spring (4).
3. The engine thermostat of claim 2, wherein: the top of support (5) is equipped with mounting groove (5.1), the top of the cover body (1) is equipped with mounting groove (5.1) complex lug (1.8), lug (1.8) are located mounting groove (5.1), the both sides of mounting groove (5.1) are equipped with downwardly extending respectively and are located backing sheet (5.2) of spring (4) periphery, the bottom of backing sheet (5.2) continues inwards buckling formation and separation blade (5.3) that spring (4) bottom offseted.
4. The engine thermostat of claim 3, wherein: lug (1.8) are equipped with downwards and supply mounting column (1.9) that thermometer bulb push rod (2.3) are fixed, mounting groove (5.1) are equipped with slotted hole (5.4) in mounting column (1.9) correspondence department, behind slotted hole (5.4) was passed in mounting column (1.9), at mounting column (1.9) surface mounting stopping nut, will support (5) are fixed on lug (1.8).
5. The engine thermostat of claim 2, wherein: keep off frame (6) cover on the thermal bulb shell, be fixed with first retaining ring (7) on the thermal bulb shell, keep off frame (6) and be located first retaining ring (7) below, spring (4) upper end is from up keeping off frame (6) and support on first retaining ring (7) down.
6. The engine thermostat of claim 2, wherein: a base station (2.4) is arranged between the upper half part (2.1) of the temperature sensing package and the lower half part (2.2) of the temperature sensing package, and the bottom of the valve (3) is sleeved on the temperature sensing package (2), abuts against the base station (2.4) and is axially fixed by a second retaining ring (8).
7. The engine thermostat of claim 1, wherein: be equipped with between auxiliary cavity (1.2) and the main cavity body (1.1) circulation mouth (1.3) auxiliary cavity body (1.2) are close to circulation mouth (1.3) department is equipped with and is used for controlling the coolant liquid to follow auxiliary cavity body (1.2) flow direction is to circulation mouth (1.3) check valve.
8. The engine thermostat of claim 7, wherein: the check valve comprises a check valve cavity arranged above the auxiliary cavity (1.2), a valve port (1.10) and a valve swinging ball (1.11) arranged above the valve port (1.10) and positioned in the check valve cavity; the valve port (1.10) is positioned between the auxiliary cavity (1.2) and the one-way valve cavity, and the circulating port (1.3) is positioned on the side surface of the one-way valve cavity; the check valve is characterized in that a plug (9) is arranged at the upper end of the check valve cavity, the plug (9) is in interference fit with the cover body (1), and a lug (9.1) capable of preventing the pendulum valve ball (1.11) from blocking the flow opening (1.3) is arranged downwards on the plug (9).
9. An engine thermostat according to any one of claims 1-8 wherein: the water seal valve also comprises an insert (10) and a water seal ring (11) for sealing the valve (3); the water seal ring (11) is in interference fit with the inner wall of the embedded block (10), and the outer wall of the embedded block (10) is in interference fit with the inner wall of the main cavity (1.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921480348.XU CN211202101U (en) | 2019-09-06 | 2019-09-06 | Engine temperature regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921480348.XU CN211202101U (en) | 2019-09-06 | 2019-09-06 | Engine temperature regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211202101U true CN211202101U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921480348.XU Active CN211202101U (en) | 2019-09-06 | 2019-09-06 | Engine temperature regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211202101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486139A (en) * | 2019-09-06 | 2019-11-22 | 东风富士汤姆森调温器有限公司 | Engine thermolator |
-
2019
- 2019-09-06 CN CN201921480348.XU patent/CN211202101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486139A (en) * | 2019-09-06 | 2019-11-22 | 东风富士汤姆森调温器有限公司 | Engine thermolator |
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