CN103470356A - Pumpless circulation cooling system for internal combustion engine - Google Patents

Pumpless circulation cooling system for internal combustion engine Download PDF

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Publication number
CN103470356A
CN103470356A CN2013103507583A CN201310350758A CN103470356A CN 103470356 A CN103470356 A CN 103470356A CN 2013103507583 A CN2013103507583 A CN 2013103507583A CN 201310350758 A CN201310350758 A CN 201310350758A CN 103470356 A CN103470356 A CN 103470356A
Authority
CN
China
Prior art keywords
water
cylinder
water tank
combustion engine
water outlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2013103507583A
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Chinese (zh)
Inventor
张阿友
唐文勋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FUJIAN FUDING YUEHUA MECHANICAL ELECTRICAL Co Ltd
Original Assignee
FUJIAN FUDING YUEHUA MECHANICAL ELECTRICAL Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by FUJIAN FUDING YUEHUA MECHANICAL ELECTRICAL Co Ltd filed Critical FUJIAN FUDING YUEHUA MECHANICAL ELECTRICAL Co Ltd
Priority to CN2013103507583A priority Critical patent/CN103470356A/en
Publication of CN103470356A publication Critical patent/CN103470356A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a pumpless circulation cooling system for an internal combustion engine. The pumpless circulation cooling system comprises the internal combustion engine and a water tank, wherein the water tank is arranged at a mounting position higher than that of the internal combustion engine; a water tank inner water inlet and a water tank inner water outlet are arranged in the water tank; a cylinder of the internal combustion engine is provided with a cylinder water inlet and a cylinder water outlet; a hollow water passage is connected into the cylinder water inlet and the cylinder water outlet and is positioned in the cylinder of the internal combustion engine; the water tank inner water inlet is connected with the cylinder water inlet through a thick connecting pipe; the water tank inner water outlet is connected with the cylinder water outlet through a thin connecting pipe; the water tank inner water inlet, the thickconnecting pipe, the water tank inner water outlet, the hollow water passage, the cylinder water outlet, the thin connecting pipe, the water tank inner water outlet and the water tank form a complete circulation cooling passage. The pumpless circulation cooling system has the characteristics of simple structure, low cost, good cooling effect and practicability.

Description

A kind of internal-combustion engine is without the pump circulating cooling system
Technical field
The present invention relates to field of internal combustion engine, refer more particularly to a kind of internal-combustion engine without the pump circulating cooling system.
Background technique
The common employing closed liquid cooling system of existing internal-combustion engine cooling system, when summer high temperature moves, because ambient temperature is high, thermoconvection is slower, easily produces High Temperature Gas the moon, and cooling water very easily overflows, and causes machine temperature too high, thereby easily causes accident; Some mode that adopts water pump to extract water is carried out cooling, but this has increased production cost.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency of the prior art and provide a kind of simple in structure, good cooling results, practical novel internal-combustion engine without the pump circulating cooling system.
The present invention realizes in the following way:
A kind of internal-combustion engine, without the pump circulating cooling system, comprises internal-combustion engine 1, water tank 2; Water tank 2 mounting points are higher than internal-combustion engine 1 mounting point; It is characterized in that: be provided with water inlet 21 and the interior water outlet 22 of water tank in water tank in described water tank 2; The cylinder body of described internal-combustion engine 1 is provided with cylinder body water inlet 11 and cylinder body water outlet 12; Be connected with hollow water channel 3 in described cylinder body water inlet 11 and cylinder body water outlet 12; Described hollow water channel 3 is positioned at the cylinder body of internal-combustion engine 1; In described water tank, water inlet 21 is connected with cylinder body water inlet 11 by thick connecting tube 4; In described water tank, water outlet 22 is connected with cylinder body water outlet 12 by thin connecting tube 5; In described water tank, water inlet 21, thick connecting tube 4, the interior water outlet 22 of water tank, hollow water channel 3, cylinder body water outlet 12, thin connecting tube 5, the interior water outlet 22 of water tank, water tank 2 form a complete circulating cooling passage; In described water tank, the position of water inlet 21 is lower than the position of water outlet in water tank 22; The position of described cylinder body water inlet 11 is lower than the position of cylinder body water outlet 12.
Be connected with cylinder head 6 on the cylinder body of described internal-combustion engine 1; Described cylinder head 6 is provided with cylinder head water outlet 61; The position of described cylinder head water outlet 61 is higher than the position of cylinder body water inlet 11.
Described cylinder head 6 is provided with discharging valve 13.
Described water tank 2 is provided with water tank inlet 14.
Beneficial effect of the present invention is: in water tank, water inlet connects the minimum point of cylinder body water inlet by thick connecting tube, connect water outlet in water tank by thin connecting tube again through cylinder body hollow water channel to cylinder body or cylinder head peak, produce drop head pressure that the three the produces formation of drop, water in-out port of the water temperature drop of thick connecting tube and thin connecting tube, thick connecting tube and thin connecting tube caliber without the pump circulating cooling system when water temperature increases.
The accompanying drawing explanation
Fig. 1 structural representation of the present invention;
The structural representation of Fig. 2 another embodiment of the present invention;
In figure, mark: 1. internal-combustion engine; 2. water tank; 3. hollow water channel; 4. thick connecting tube; 5. thin connecting tube; 6. cylinder head; 11. cylinder body water inlet; 12. cylinder body water outlet; 13. discharging valve; 14. water tank inlet; 21. water inlet in water tank; 22. water outlet in water tank; 61. cylinder head water outlet.
Embodiment
Now by reference to the accompanying drawings, the specific embodiment of the invention is described in detail in detail:
As shown in Figure 1, a kind of internal-combustion engine, without the pump circulating cooling system, comprises internal-combustion engine 1, water tank 2; Water tank 2 mounting points are higher than internal-combustion engine 1 mounting point; Be provided with water inlet 21 and the interior water outlet 22 of water tank in water tank in water tank 2; In water tank, the position of water inlet 21 is lower than the position of water outlet in water tank 22; The cylinder body of internal-combustion engine 1 is provided with cylinder body water inlet 11 and cylinder body water outlet 12; The position of cylinder body water inlet 11 is lower than the position of cylinder body water outlet 12; Be connected with hollow water channel 3 in cylinder body water inlet 11 and cylinder body water outlet 12; Hollow water channel 3 is positioned at the cylinder body of internal-combustion engine 1; In water tank, water inlet 21 is connected with cylinder body water inlet 11 by thick connecting tube 4; In water tank, water outlet 22 is connected with cylinder body water outlet 12 by thin connecting tube 5; In water tank, water inlet 21, thick connecting tube 4, the interior water outlet 22 of water tank, hollow water channel 3, cylinder body water outlet 12, thin connecting tube 5, the interior water outlet 22 of water tank, water tank 2 form a complete circulating cooling passage; In water tank, the position of water inlet 21 is lower than the position of water outlet in water tank 22; The position of cylinder body water inlet 11 is lower than the position of cylinder body water outlet 12.
As shown in Figure 2, a kind of internal-combustion engine, without the pump circulating cooling system, comprises internal-combustion engine 1, water tank 2; Water tank 2 mounting points are higher than internal-combustion engine 1 mounting point; Be provided with water inlet 21 and the interior water outlet 22 of water tank in water tank in water tank 2; In water tank, the position of water inlet 21 is lower than the position of water outlet in water tank 22; Be connected with cylinder head 6 on the cylinder body of internal-combustion engine 1; The cylinder body of internal-combustion engine 1 is provided with cylinder body water inlet 11; Cylinder head 6 is provided with cylinder head water outlet 61; The position of cylinder body water inlet 11 is lower than the position of cylinder head water outlet 61; Be connected with hollow water channel 3 in cylinder body water inlet 11 and cylinder head water outlet 61; Hollow water channel 3 is positioned at the cylinder body of internal-combustion engine 1; In water tank, water inlet 21 is connected with cylinder body water inlet 11 by thick connecting tube 4; In water tank, water outlet 22 is connected with cylinder head water outlet 61 by thin connecting tube 5; In water tank, water inlet 21, thick connecting tube 4, the interior water outlet 22 of water tank, hollow water channel 3, cylinder head water outlet 61, thin connecting tube 5, the interior water outlet 22 of water tank, water tank 2 form a complete circulating cooling passage; In water tank, the position of water inlet 21 is lower than the position of water outlet in water tank 22; The position of cylinder body water inlet 11 is lower than the position of cylinder body water outlet 12; The position of cylinder head water outlet 61 is higher than the position of cylinder body water inlet 11.
The present invention connects water inlet in water tank 21 minimum point of cylinder body water inlet 11 by thick connecting tube 4, connect water outlet 22 in water tanks by thin connecting tube 5 again through cylinder body hollow water channel 3 to the peak of cylinder body water outlet 12 or cylinder head water outlet 61, produce drop head pressure that the three the produces formation of caliber drop, cylinder body water inlet 11 and the cylinder body water outlet 12 of the water temperature drop of thick connecting tube 4 and thin connecting tube 5, thick connecting tube 4 and thin connecting tube 5 or cylinder head water outlet 61 without the pump circulating cooling system when water temperature increases.
Cylinder head 6 of the present invention is provided with discharging valve 13, when not in use, can the water in the cylinder body of internal-combustion engine 1 be bled off by discharging valve 13 or cylinder body water outlet 12.
Water tank 2 of the present invention is provided with water tank inlet 14, and water is entered in water tank by water tank inlet 14.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.

Claims (4)

1. an internal-combustion engine, without the pump circulating cooling system, comprises internal-combustion engine (1), water tank (2); Water tank (2) mounting point is higher than internal-combustion engine (1) mounting point; It is characterized in that: be provided with water inlet (21) and the interior water outlet (22) of water tank in water tank in described water tank (2); The cylinder body of described internal-combustion engine (1) is provided with cylinder body water inlet (11) and cylinder body water outlet (12); Be connected with hollow water channel (3) in described cylinder body water inlet (11) and cylinder body water outlet (12); Described hollow water channel (3) is positioned at the cylinder body of internal-combustion engine (1); In described water tank, water inlet (21) is connected with cylinder body water inlet (11) by thick connecting tube (4); In described water tank, water outlet (22) is connected with cylinder body water outlet (12) by thin connecting tube (5); In described water tank, water inlet (21), thick connecting tube (4), the interior water outlet (22) of water tank, hollow water channel (3), cylinder body water outlet (12), thin connecting tube (5), the interior water outlet (22) of water tank, water tank (2) form a complete circulating cooling passage; In described water tank, the position of water inlet (21) is lower than the position of water outlet in water tank (22); The position of described cylinder body water inlet (11) is lower than the position of cylinder body water outlet (12).
2. a kind of internal-combustion engine according to claim 1, without the pump circulating cooling system, is characterized in that: be connected with cylinder head (6) on the cylinder body of described internal-combustion engine (1); Described cylinder head (6) is provided with cylinder head water outlet (61); The position of described cylinder head water outlet (61) is higher than the position of cylinder body water inlet (11).
3. a kind of internal-combustion engine according to claim 2, without the pump circulating cooling system, is characterized in that: described cylinder head (6) is provided with discharging valve (13).
4. a kind of internal-combustion engine according to claim 1, without the pump circulating cooling system, is characterized in that: described water tank (2) is provided with water tank inlet (14).
CN2013103507583A 2013-08-13 2013-08-13 Pumpless circulation cooling system for internal combustion engine Pending CN103470356A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013103507583A CN103470356A (en) 2013-08-13 2013-08-13 Pumpless circulation cooling system for internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013103507583A CN103470356A (en) 2013-08-13 2013-08-13 Pumpless circulation cooling system for internal combustion engine

Publications (1)

Publication Number Publication Date
CN103470356A true CN103470356A (en) 2013-12-25

Family

ID=49795366

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013103507583A Pending CN103470356A (en) 2013-08-13 2013-08-13 Pumpless circulation cooling system for internal combustion engine

Country Status (1)

Country Link
CN (1) CN103470356A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4958600A (en) * 1989-02-17 1990-09-25 General Motors Corporation Liquid cooling system for a supercharged internal combustion engine
JPH11135160A (en) * 1997-10-31 1999-05-21 Nissan Motor Co Ltd Cooling structure and cooling method of battery for electric vehicle
CN201041067Y (en) * 2007-06-05 2008-03-26 刘龙献 Double return circuit boiling type water cooling engine cooling device
TW201009181A (en) * 2008-08-18 2010-03-01 Force Models Co Ltd Water-cooling heat dissipation device of model engine
CN201461060U (en) * 2009-07-31 2010-05-12 郑光升 Motorcycle engine employing both air and water cooling
CN203412649U (en) * 2013-08-13 2014-01-29 福鼎市跃华机电有限公司 Pump-free circulating cooling system of internal combustion engine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4958600A (en) * 1989-02-17 1990-09-25 General Motors Corporation Liquid cooling system for a supercharged internal combustion engine
JPH11135160A (en) * 1997-10-31 1999-05-21 Nissan Motor Co Ltd Cooling structure and cooling method of battery for electric vehicle
CN201041067Y (en) * 2007-06-05 2008-03-26 刘龙献 Double return circuit boiling type water cooling engine cooling device
TW201009181A (en) * 2008-08-18 2010-03-01 Force Models Co Ltd Water-cooling heat dissipation device of model engine
CN201461060U (en) * 2009-07-31 2010-05-12 郑光升 Motorcycle engine employing both air and water cooling
CN203412649U (en) * 2013-08-13 2014-01-29 福鼎市跃华机电有限公司 Pump-free circulating cooling system of internal combustion engine

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Application publication date: 20131225