CN208778086U - Expansion tank portable reassembling type decompression cover in a kind of engine-cooling system - Google Patents
Expansion tank portable reassembling type decompression cover in a kind of engine-cooling system Download PDFInfo
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- CN208778086U CN208778086U CN201821479687.1U CN201821479687U CN208778086U CN 208778086 U CN208778086 U CN 208778086U CN 201821479687 U CN201821479687 U CN 201821479687U CN 208778086 U CN208778086 U CN 208778086U
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- pressure spring
- working chamber
- engine
- pressing plate
- spring
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Abstract
The utility model discloses expansion tank portable reassembling type decompression cover in a kind of engine-cooling system, including substrate cover, mounting groove, fixing bolt, pedestal, working chamber, annular pressing plate, positive pressure spring, spring base, negative pressure spring and inner cover, the mounting groove that Open Side Down is provided in described matrix lid, two sides are used to mounting body by setting fixing bolt in the mounting groove, intermediate position is provided with working chamber in the pedestal, pressure relief mechanism and booster body are provided in the working chamber, the pressure relief mechanism includes annular pressing plate, positive pressure spring and spring base, top is provided with annular pressing plate in the working chamber；The setting that the utility model passes through positive pressure spring, spring base, negative pressure spring and inner cover, pressure relief mechanism and booster body automatically turn on, pass through inner-outer circulation, it is steady to reach air pressure, engine is made normally effectively to work, while passing through the setting of fixture block and card slot, prevent annular pressing plate from deviating from, annular pressing plate, i.e. replaceable part are screwed out in internal damage parts, it is convenient for disassembly and assembly.
Description
Technical field
The utility model relates to expansion tanks in technical field of engines more particularly to a kind of engine-cooling system with just
Prompt formula reassembling type decompression cover.
Background technique
It is exactly to absorb and compensate coolant liquid when engine-cooling system work at the beginning of engine expansion waterbox design
And aqueous vapor, therefore, engine expansion water tank is the essential component part of engine-cooling system on the whole, basic to act on
It is that engine-cooling system is assisted to complete engine radiating, prevents engine high-temperature, guarantees that engine work, engine are swollen
The effect of swollen water tank is that avoid coolant liquid in expanded by heating damaged to auto parts, when the cooling system temperature liter of automobile
When high, coolant liquid can expand, if the pressure of cooling system will increase without expansion tank, coolant liquid will be from
Cooling part is sprayed or damaged by pressure in gap, makes cooling system failure, and the expansion tank inside of portable reassembling type decompression cover
Structure mostly uses greatly non-dismountable mode, if inner components damage one so that entire pressure relief system is scrapped, causes to involve
Waste, while its internal installation is relatively difficult, it is time-consuming and laborious, in addition, case caused by car expansion tank pressure release effect is bad
Interior pressure is excessive or too small and causes exhaust, drain bad, so as to cause indicating oven temperature of engine or too low, is being unable to satisfy it just
It is often used function, therefore, the utility model proposes a kind of portable reassembling type pressure releases of expansion tank in engine-cooling system
Lid is to solve problems of the prior art.
Utility model content
In view of the above-mentioned problems, the utility model proposes expansion tank portable reassembling types in a kind of engine-cooling system
Decompression cover, the decompression cover can make engine temperature is excessively high or mistake by the setting of positive pressure spring, spring base, negative pressure spring and inner cover
When low influence automobile normal usage function, by pressure relief effective on expansion tank, followed inside engine-cooling system
When ring compression is greater than authorized pressure, pressure relief mechanism is automatically turned on, and by inner-outer circulation, it is steady to reach air pressure, to make engine
Normal effective work, while the decompression cover passes through the setting of annular pressing plate, fixture block and card slot, prevents annular pressing plate from deviating from, makes
It is whole stronger reliable, in internal damage parts, annular pressing plate, i.e. replaceable part only need to be screwed out, it is convenient for disassembly and assembly.
To solve the above-mentioned problems, the utility model proposes expansion tanks in a kind of engine-cooling system is torn open with portable
Dress formula decompression cover, including substrate cover, mounting groove, fixing bolt, pedestal, working chamber, annular pressing plate, positive pressure spring, spring base, negative pressure
Spring and inner cover are provided with the mounting groove that Open Side Down in described matrix lid, and two sides pass through setting fixing bolt in the mounting groove
For mounting body, intermediate position is provided with working chamber in the pedestal, is provided with pressure relief mechanism and pressurization in the working chamber
Mechanism, the pressure relief mechanism include annular pressing plate, positive pressure spring and spring base, and top is provided with annular pressing plate in the working chamber,
Top is vertically arranged with positive pressure spring in the working chamber, and the top of the positive pressure spring is fixedly connected with substrate cover, the working chamber
Interior middle part is horizontally arranged with spring base, and the both ends of the spring base are fixedly connected with the inner sidewall of working chamber, the positive pressure spring
Bottom end be fixedly connected with spring base, the booster body includes negative pressure spring and inner cover, and the bottom of the spring base is provided with negative
Pressure spring, the bottom of the negative pressure spring are provided with inner cover, and sealing mechanism is arranged in the outside of the positive pressure spring.
Further improvement lies in that: the sealing mechanism includes annular backing plate and the first sealing ring, the bottom of the annular pressing plate
Portion is provided with annular backing plate, and the bottom of the annular backing plate is provided with the first sealing ring.
Further improvement lies in that: it is provided with fixture block on the outside of the annular pressing plate, is arranged on the inner sidewall of the working chamber
There is card slot, the card slot is mutually adapted with fixture block.
Further improvement lies in that: the second sealing ring, the outside of the negative pressure spring are provided between described matrix lid and pedestal
It is provided with third sealing ring, the third sealing ring is fixedly connected with the inner sidewall of working chamber.
Further improvement lies in that: the inner sidewall of described matrix lid is provided with installation screw thread.
Further improvement lies in that: the centerline of the center line of the positive pressure spring and the negative pressure spring on same straight line,
The positive pressure spring and negative pressure spring are respectively at the top and bottom of the spring base.
Further improvement lies in that: knob is provided at the top of described matrix lid, the outer surface of the knob is evenly arranged with
Anti-skidding salient point.
The utility model has the following beneficial effects: expansion tank is dismounted with portable in the utility model engine-cooling system
Formula decompression cover can make engine in influence vapour too high or too low for temperature by the setting of positive pressure spring, spring base, negative pressure spring and inner cover
When vehicle normal usage function, by pressure relief effective on expansion tank, circulating pressure is big inside engine-cooling system
When authorized pressure, pressure relief mechanism is automatically turned on, and by inner-outer circulation, it is steady to reach air pressure, to keep engine normally effective
Work, while the decompression cover prevents annular pressing plate from deviating from by the setting of annular pressing plate, fixture block and card slot, make it is whole more
It is solid and reliable, in internal damage parts, annular pressing plate, i.e. replaceable part only need to be screwed out, it is convenient for disassembly and assembly, and the decompression cover
It is provided with the first sealing ring, the second sealing ring and third sealing ring, convenient for keeping leakproofness, avoids the abnormal of positive pressure pressure release,
To guarantee its normal work, practicability is stronger.
Detailed description of the invention
Fig. 1 is the utility model section view.
Fig. 2 is the utility model spring seat mounting structure schematic diagram.
Fig. 3 is the utility model annular pressing plate mounting structure schematic diagram.
Wherein: 1- substrate cover, 2- mounting groove, 3- fixing bolt, 4- pedestal, 5- working chamber, 6- annular pressing plate, 7- positive pressure
Spring, 8- spring base, 9- negative pressure spring, 10- inner cover, 11- annular backing plate, the first sealing ring of 12-, 13- fixture block, 14- card slot, 15-
Two sealing rings, 16- third sealing ring, 17- install screw thread, 18- knob.
Specific embodiment
In order to deepen the understanding to the utility model, the utility model is further described below in conjunction with embodiment,
The present embodiment is only used for explaining the utility model, does not constitute the restriction to scope of protection of the utility model.
According to Fig. 1,2,3, the present embodiment proposes expansion tank in a kind of engine-cooling system and is torn open with portable
Dress formula decompression cover, including substrate cover 1, mounting groove 2, fixing bolt 3, pedestal 4, working chamber 5, annular pressing plate 6, positive pressure spring 7, spring
Seat 8, negative pressure spring 9 and inner cover 10 are provided with the mounting groove 2 that Open Side Down in described matrix lid 1, and two sides are logical in the mounting groove 2
It crosses setting fixing bolt 3 and is used to mounting body 4, intermediate position is provided with working chamber 5 in the pedestal 4, sets in the working chamber 5
It is equipped with pressure relief mechanism and booster body, the pressure relief mechanism includes annular pressing plate 6, positive pressure spring 7 and spring base 8, the working chamber 5
Interior top is provided with annular pressing plate 6, and top is vertically arranged with positive pressure spring 7 in the working chamber 5, the top of the positive pressure spring 7 with
Substrate cover 1 is fixedly connected, and middle part is horizontally arranged with spring base 8 in the working chamber 5, the both ends of the spring base 8 with work
The inner sidewall of chamber 5 is fixedly connected, and the bottom end of the positive pressure spring 7 is fixedly connected with spring base 8, and the booster body includes negative pressure spring
9 and inner cover 10, the bottom of the spring base 8 be provided with negative pressure spring 9, the bottom of the negative pressure spring 9 is provided with inner cover 10, when starting
When circulating pressure is greater than authorized pressure inside machine cooling system, pressure relief mechanism is automatically turned on, and by inner-outer circulation, it is flat to reach air pressure
Surely, so that engine be made normally effectively to work, sealing mechanism is arranged in the outside of the positive pressure spring 7；
The sealing mechanism includes annular backing plate 11 and the first sealing ring 12, and the bottom of the annular pressing plate 6 is provided with ring
Shape backing plate 11, the bottom of the annular backing plate 11 are provided with the first sealing ring 12, convenient for keeping leakproofness, avoid positive pressure pressure release
It is abnormal, to guarantee its normal work；
The outside of the annular pressing plate 6 is provided with fixture block 13, and card slot 14, institute are provided on the inner sidewall of the working chamber 5
It states card slot 14 to be mutually adapted with fixture block 13, prevents annular pressing plate 6 from deviating from, keep entirety stronger reliable, in internal damage parts
When, annular pressing plate 6, i.e. replaceable part only need to be screwed out, it is convenient for disassembly and assembly；
The second sealing ring 15 is provided between described matrix lid 1 and pedestal 4, the outside of the negative pressure spring 9 is provided with third
Sealing ring 16, the third sealing ring 16 are fixedly connected with the inner sidewall of working chamber 5, convenient for keeping leakproofness, to guarantee it
It works normally；
The inner sidewall of described matrix lid 1 is provided with installation screw thread 17, easy to disassemble；
The centerline of the center line of the positive pressure spring 7 and the negative pressure spring 9 is on same straight line, positive 7 He of pressure spring
Negative pressure spring 9 is respectively at the top and bottom of the spring base 8, guarantees the normal work of the decompression cover；
The top of described matrix lid 1 is provided with knob 18, and the outer surface of the knob 18 is evenly arranged with anti-skidding salient point, just
In the dismounting decompression cover.
Expansion tank portable reassembling type decompression cover passes through positive pressure spring 7, spring base 8, bears in the engine-cooling system
The setting of pressure spring 9 and inner cover 10 can make engine in influence automobile normal usage function too high or too low for temperature, pass through expansion
Effective pressure relief on water tank, when circulating pressure is greater than authorized pressure inside engine-cooling system, pressure relief mechanism is automatic
It opens, by inner-outer circulation, it is steady to reach air pressure, to make engine normally effectively work, while the decompression cover passes through ring
The setting of shape pressing plate 6, fixture block 13 and card slot 15 prevents annular pressing plate 6 from deviating from, and keeps entirety stronger reliable, in inner body
When damage, annular pressing plate 6, i.e. replaceable part only need to be screwed out, it is convenient for disassembly and assembly, and also the decompression cover is provided with the first sealing ring
12, the second sealing ring 15 and third sealing ring 16 avoid the abnormal of positive pressure pressure release, to guarantee it convenient for keeping leakproofness
It works normally, practicability is stronger.
Engine in the process of running, due to internal circulatory system temperature increase and cause pressure excessive, portion gas or
Liquid by exhaust or liquid pipe enter expansion tank, in water tank pressure increase, when internal pressure be greater than specified value when, gas or
Liquid impacts annular pressing plate 6 by inner cover 10, then pushes positive pressure spring 7 and spring base 8, and gas or liquid are passed through on large water tank
Neighbouring overflow pipe discharge, when engine temperature reduces or internal pressure is reduced to specified value, negative pressure spring 9 is had an effect,
By pressure relief mechanism, reach inside and outside air pressure balance, thus make engine work, at the same time, the fixture block on annular pressing plate 6
In the card slot 14 of 13 rotation insertion working chamber, 5 inside, prevents annular pressing plate 6 from deviating from, in internal damage parts, need to only screw out ring
Shape pressing plate 6, i.e. replaceable part, it is convenient for disassembly and assembly, while the first sealing ring 12, the second sealing ring 15 and third sealing ring 16 guarantee
Leakproofness avoids the abnormal of positive pressure pressure release, guarantees its normal work.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (7)
1. expansion tank portable reassembling type decompression cover in a kind of engine-cooling system, it is characterised in that: including substrate cover
(1), mounting groove (2), fixing bolt (3), pedestal (4), working chamber (5), annular pressing plate (6), positive pressure spring (7), spring base (8),
Negative pressure spring (9) and inner cover (10), described matrix lid (1) is interior to be provided with the mounting groove (2) that Open Side Down, and the mounting groove (2) is interior
Two sides are used to mounting body (4) by setting fixing bolt (3), and intermediate position is provided with working chamber (5) in the pedestal (4),
It is provided with pressure relief mechanism and booster body in the working chamber (5), the pressure relief mechanism includes annular pressing plate (6), positive pressure spring (7)
With spring base (8), the interior top of the working chamber (5) is provided with annular pressing plate (6), and top is vertically arranged in the working chamber (5)
Have positive pressure spring (7), the top of the positive pressure spring (7) is fixedly connected with substrate cover (1), and middle part is laterally set in the working chamber (5)
It is equipped with spring base (8), the both ends of the spring base (8) are fixedly connected with the inner sidewall of working chamber (5), the positive pressure spring (7)
Bottom end be fixedly connected with spring base (8), the booster body includes negative pressure spring (9) and inner cover (10), the spring base (8)
Bottom is provided with negative pressure spring (9), and the bottom of the negative pressure spring (9) is provided with inner cover (10), the outside setting of the positive pressure spring (7)
Sealing mechanism.
2. expansion tank portable reassembling type decompression cover in a kind of engine-cooling system according to claim 1,
Be characterized in that: the sealing mechanism includes annular backing plate (11) and the first sealing ring (12), and the bottom of the annular pressing plate (6) is set
It is equipped with annular backing plate (11), the bottom of the annular backing plate (11) is provided with the first sealing ring (12).
3. expansion tank portable reassembling type decompression cover in a kind of engine-cooling system according to claim 2,
It is characterized in that: being provided with fixture block (13) on the outside of the annular pressing plate (6), be provided with card on the inner sidewall of the working chamber (5)
Slot (14), the card slot (14) are mutually adapted with fixture block (13).
4. expansion tank portable reassembling type decompression cover in a kind of engine-cooling system according to claim 1,
It is characterized in that: being provided between described matrix lid (1) and pedestal (4) the second sealing ring (15), set on the outside of the negative pressure spring (9)
It is equipped with third sealing ring (16), the third sealing ring (16) is fixedly connected with the inner sidewall of working chamber (5).
5. expansion tank portable reassembling type decompression cover in a kind of engine-cooling system according to claim 1,
Be characterized in that: the inner sidewall of described matrix lid (1) is provided with installation screw thread (17).
6. expansion tank portable reassembling type decompression cover in a kind of engine-cooling system according to claim 1,
Be characterized in that: the centerline of the center line of the positive pressure spring (7) and the negative pressure spring (9) is on same straight line, the positive pressure
Spring (7) and negative pressure spring (9) are respectively at the top and bottom of the spring base (8).
7. expansion tank portable reassembling type decompression cover in a kind of engine-cooling system according to claim 1,
It is characterized in that: being provided at the top of described matrix lid (1) knob (18), the outer surface of the knob (18) is evenly arranged with anti-skidding
Salient point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821479687.1U CN208778086U (en) | 2018-09-10 | 2018-09-10 | Expansion tank portable reassembling type decompression cover in a kind of engine-cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821479687.1U CN208778086U (en) | 2018-09-10 | 2018-09-10 | Expansion tank portable reassembling type decompression cover in a kind of engine-cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778086U true CN208778086U (en) | 2019-04-23 |
Family
ID=66160625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821479687.1U Expired - Fee Related CN208778086U (en) | 2018-09-10 | 2018-09-10 | Expansion tank portable reassembling type decompression cover in a kind of engine-cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208778086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108952942A (en) * | 2018-09-10 | 2018-12-07 | 南京世界村汽车动力有限公司 | Expansion tank portable reassembling type decompression cover in a kind of engine-cooling system |
-
2018
- 2018-09-10 CN CN201821479687.1U patent/CN208778086U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108952942A (en) * | 2018-09-10 | 2018-12-07 | 南京世界村汽车动力有限公司 | Expansion tank portable reassembling type decompression cover in a kind of engine-cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190423 Termination date: 20210910 |