TWM631337U

TWM631337U - engine cooling structure

Info

Publication number: TWM631337U
Application number: TW110214745U
Authority: TW
Inventors: 陳金助; 黃志偉
Original assignee: 三陽工業股份有限公司
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-09-01

Abstract

本創作係有關於一種引擎冷卻結構，包括有一汽缸、一汽缸頭、一進氣閥導管、一排氣閥導管、一火星塞以及一引擎水箱。汽缸具有一汽缸主體及一與汽缸主體連接之入水口，汽缸主體內開設有一汽缸主體空間，以容置一汽缸水路。汽缸頭連接汽缸，具有一汽缸頭主體及一與汽缸頭主體連接之出水口，汽缸頭主體內開設有一汽缸頭主體空間，以容置一汽缸頭主水路。引擎水箱連通入水口及出水口，並以一引擎水泵將冷卻水泵送至入水口。其特徵在於：汽缸頭主體空間內更包括至少一汽缸頭副水路，該至少一汽缸頭副水路流經進氣閥導管與排氣閥導管間之區域，且汽缸頭主水路連通至少一汽缸頭副水路之兩端。藉此，本創作透過汽缸頭副水路加速冷卻火星塞及燃燒室之周遭溫度，達到汽缸頭冷卻降溫來改善引擎汽缸頭高溫所造成之爆震問題。This work is about an engine cooling structure, which includes a cylinder, a cylinder head, an intake valve conduit, an exhaust valve conduit, a spark plug and an engine water tank. The cylinder has a cylinder main body and a water inlet connected with the cylinder main body. A cylinder main body space is provided in the cylinder main body to accommodate a cylinder water channel. The cylinder head is connected to the cylinder, and has a cylinder head main body and a water outlet connected to the cylinder head main body. A cylinder head main body space is provided in the cylinder head main body to accommodate a cylinder head main water channel. The engine water tank is connected with the water inlet and the water outlet, and an engine water pump is used to pump the cooling water to the water inlet. It is characterized in that: the main body space of the cylinder head further includes at least one auxiliary water circuit of the cylinder head, the at least one auxiliary water circuit of the cylinder head flows through the area between the intake valve conduit and the exhaust valve conduit, and the main water passage of the cylinder head communicates with at least one cylinder head. Both ends of the secondary waterway. In this way, the invention uses the auxiliary water channel of the cylinder head to accelerate the cooling of the surrounding temperature of the spark plug and the combustion chamber, so as to achieve the cooling and cooling of the cylinder head to improve the knocking problem caused by the high temperature of the engine cylinder head.

Description

引擎冷卻結構engine cooling structure

本創作係關於一種引擎冷卻結構，尤指一種適用於燃油車輛之引擎冷卻結構。This work is about an engine cooling structure, especially an engine cooling structure suitable for fuel vehicles.

由於追求引擎馬力的提升，常藉由提高引擎壓縮比等方式來增加引擎馬力，但此將導致引擎汽缸頭溫度過高而造成爆震，故需配置有引擎冷卻結構以減少上述問題的發生。Due to the pursuit of the improvement of engine horsepower, engine horsepower is often increased by increasing the engine compression ratio, but this will cause the engine cylinder head temperature to be too high and cause knocking. Therefore, an engine cooling structure is required to reduce the occurrence of the above problems.

請參閱圖1至圖3，其分別為習知引擎冷卻結構之立體圖、分解圖以及水路分布圖。圖中出示一種習知引擎冷卻結構1，主要包括有一汽缸2、一汽缸頭3、二進氣閥導管4、二排氣閥導管5、一火星塞6以及一引擎水箱7。汽缸2具有一汽缸主體21及一與汽缸主體21連接之入水口210，汽缸主體21內開設有一汽缸主體空間，以容置一汽缸水路A，其環繞汽缸主體21。汽缸頭3連接汽缸2，汽缸2與汽缸頭3間夾設一汽缸墊片20，該汽缸墊片20穿設有複數水路孔洞201。汽缸頭3具有一汽缸頭主體31及一與汽缸頭主體31連接之出水口310，汽缸頭主體31內開設有一汽缸頭主體空間，以容置一汽缸頭主水路B，其環繞汽缸頭主體31。二進氣閥導管4組設於汽缸頭主體31上，二排氣閥導管5組設於汽缸頭主體31上，火星塞6組設於汽缸頭主體31上，且位於二進氣閥導管4與二排氣閥導管5之間。引擎水箱7連通入水口210及出水口310，並以一引擎水泵8將冷卻水泵送至入水口210。藉此，引擎冷卻結構的冷卻流程主要是藉由引擎水泵8將冷卻水由入水口210泵送至汽缸主體21內形成汽缸水路A，再穿過汽缸墊片20之水路孔洞201後，流向汽缸頭主體31內形成汽缸頭主水路B，環繞冷卻汽缸頭3後，由出水口310回流至引擎水箱7。Please refer to FIG. 1 to FIG. 3 , which are a perspective view, an exploded view, and a water distribution diagram of a conventional engine cooling structure, respectively. The figure shows a conventional engine cooling structure 1 , which mainly includes a cylinder 2 , a cylinder head 3 , two intake valve conduits 4 , two exhaust valve conduits 5 , a spark plug 6 and an engine water tank 7 . The cylinder 2 has a cylinder main body 21 and a water inlet 210 connected with the cylinder main body 21 . The cylinder head 3 is connected to the cylinder 2 , and a cylinder gasket 20 is sandwiched between the cylinder 2 and the cylinder head 3 , and a plurality of water passage holes 201 are passed through the cylinder gasket 20 . The cylinder head 3 has a cylinder head main body 31 and a water outlet 310 connected to the cylinder head main body 31 . A cylinder head main body space is defined in the cylinder head main body 31 to accommodate a cylinder head main water channel B, which surrounds the cylinder head main body 31 . . The second intake valve conduit 4 is assembled on the cylinder head body 31 , the second exhaust valve conduit 5 is assembled on the cylinder head body 31 , and the spark plug 6 is assembled on the cylinder head body 31 and is located in the second intake valve conduit 4 Between the second exhaust valve conduit 5. The engine water tank 7 is connected to the water inlet 210 and the water outlet 310 , and an engine water pump 8 is used to pump the cooling water to the water inlet 210 . Therefore, the cooling process of the engine cooling structure is mainly to pump the cooling water from the water inlet 210 to the cylinder body 21 by the engine water pump 8 to form the cylinder water channel A, and then pass through the water channel hole 201 of the cylinder gasket 20 and flow to the cylinder A cylinder head main water channel B is formed in the head body 31 , and after cooling the cylinder head 3 around the cylinder head 3 , it returns to the engine water tank 7 through the water outlet 310 .

然而，習知引擎冷卻結構對於火星塞周遭溫度並未能有效降溫，經油氣***後所產生的高熱無法快速被帶走，故仍有改善的空間。創作人緣因於此，本於積極創作之精神，亟思一種可以解決上述問題之引擎冷卻結構，幾經研究實驗終至完成本創作。However, the conventional engine cooling structure cannot effectively cool down the temperature around the spark plug, and the high heat generated by the oil and gas explosion cannot be quickly taken away, so there is still room for improvement. This is the reason why the creation is popular. Based on the spirit of active creation, I was eager to think of an engine cooling structure that can solve the above problems. After several researches and experiments, I finally completed this creation.

本創作之主要目的係在提供一種引擎冷卻結構，藉由在汽缸頭主體空間內增設至少一汽缸頭副水路，可加速冷卻火星塞及燃燒室之周遭溫度，達到汽缸頭冷卻降溫來改善引擎汽缸頭高溫所造成之爆震問題。The main purpose of this creation is to provide an engine cooling structure. By adding at least one cylinder head auxiliary waterway in the main space of the cylinder head, it can accelerate the cooling of the spark plug and the surrounding temperature of the combustion chamber, so as to achieve the cooling of the cylinder head and improve the engine cylinder. The knocking problem caused by the high temperature of the head.

為達成上述目的，本創作之引擎冷卻結構包括有一汽缸、一汽缸頭、一進氣閥導管、一排氣閥導管、一火星塞以及一引擎水箱。汽缸具有一汽缸主體及一與汽缸主體連接之入水口，汽缸主體內開設有一汽缸主體空間，以容置一汽缸水路，其環繞汽缸主體。汽缸頭連接汽缸，具有一汽缸頭主體及一與汽缸頭主體連接之出水口，汽缸頭主體內開設有一汽缸頭主體空間，以容置一汽缸頭主水路，其環繞汽缸頭主體。進氣閥導管組設於汽缸頭主體上，排氣閥導管組設於汽缸頭主體上，火星塞組設於汽缸頭主體上，且位於進氣閥導管與排氣閥導管之間。引擎水箱連通入水口及出水口，並以一引擎水泵將冷卻水泵送至入水口。In order to achieve the above purpose, the engine cooling structure of the present invention includes a cylinder, a cylinder head, an intake valve conduit, an exhaust valve conduit, a spark plug and an engine water tank. The cylinder has a cylinder main body and a water inlet connected with the cylinder main body. A cylinder main body space is defined in the cylinder main body to accommodate a cylinder water passage, which surrounds the cylinder main body. The cylinder head is connected to the cylinder, and has a cylinder head main body and a water outlet connected to the cylinder head main body. A cylinder head main body space is defined in the cylinder head main body to accommodate a cylinder head main water channel, which surrounds the cylinder head main body. The intake valve duct set is arranged on the cylinder head body, the exhaust valve duct set is set on the cylinder head body, and the spark plug set is set on the cylinder head body, and is located between the intake valve duct and the exhaust valve duct. The engine water tank is connected with the water inlet and the water outlet, and an engine water pump is used to pump the cooling water to the water inlet.

其特徵在於：汽缸頭主體空間內更包括至少一汽缸頭副水路，至少一汽缸頭副水路流經進氣閥導管與排氣閥導管間之區域，且汽缸頭主水路連通至少一汽缸頭副水路之兩端。藉由上述設計，本創作透過汽缸頭副水路加速冷卻火星塞及燃燒室之周遭溫度，達到汽缸頭冷卻降溫來改善引擎汽缸頭高溫所造成之爆震問題。It is characterized in that: the main body space of the cylinder head further includes at least one auxiliary water circuit of the cylinder head, at least one auxiliary water circuit of the cylinder head flows through the area between the intake valve duct and the exhaust valve duct, and the main water circuit of the cylinder head communicates with at least one auxiliary water circuit of the cylinder head. both ends of the waterway. With the above design, the invention accelerates the cooling of the spark plug and the surrounding temperature of the combustion chamber through the auxiliary water channel of the cylinder head, so as to achieve the cooling and cooling of the cylinder head to improve the knocking problem caused by the high temperature of the engine cylinder head.

上述汽缸與汽缸頭間可夾設一汽缸墊片，該汽缸墊片可穿設有複數水路孔洞。藉此，來自引擎水泵的冷卻水可透過複數水路孔洞連通至汽缸頭，並強化汽缸與汽缸頭間之密合性。A cylinder gasket can be sandwiched between the cylinder and the cylinder head, and a plurality of water passage holes can be passed through the cylinder gasket. Thereby, the cooling water from the engine water pump can be communicated to the cylinder head through the plurality of water passage holes, and the tightness between the cylinder and the cylinder head is enhanced.

上述至少一汽缸頭副水路可為二汽缸頭副水路，包括一汽缸頭第一副水路以及一汽缸頭第二副水路。其中，汽缸頭第一副水路可流經進氣閥導管與火星塞間之區域；汽缸頭第二副水路可流經排氣閥導管與火星塞間之區域。藉此，將汽缸頭副水路佈滿火星塞之兩側，可快速帶走油氣***後所產生的高熱，提升汽缸頭的冷卻效率。The at least one cylinder head sub-water channel may be two cylinder head sub-water channels, including a cylinder head first sub-water channel and a cylinder head second sub-water channel. Wherein, the first auxiliary water passage of the cylinder head can flow through the area between the intake valve conduit and the spark plug; the second auxiliary water passage of the cylinder head can flow through the area between the exhaust valve conduit and the spark plug. In this way, the auxiliary water channels of the cylinder head are covered on both sides of the spark plug, which can quickly take away the high heat generated after the oil and gas explosion, and improve the cooling efficiency of the cylinder head.

以上概述與接下來的詳細說明皆為示範性質是為了進一步說明本創作的申請專利範圍。而有關本創作的其他目的與優點，將在後續的說明與圖示加以闡述。Both the above summary and the following detailed description are exemplary in nature and are intended to further illustrate the patentable scope of the present invention. Other purposes and advantages of the present creation will be explained in the subsequent descriptions and illustrations.

請參閱圖4，係本創作一較佳實施例之引擎冷卻結構之水路分布圖。圖中出示一種引擎冷卻結構1’，其基本架構皆與習知技術相同，唯不同之處在於：本創作之汽缸頭主體空間內更包括二汽缸頭副水路，包括一汽缸頭第一副水路C1以及一汽缸頭第二副水路C2，但不以二汽缸頭副水路為限，亦可為其他數量值。Please refer to FIG. 4 , which is a water distribution diagram of the engine cooling structure according to a preferred embodiment of the present invention. The figure shows an engine cooling structure 1', the basic structure of which is the same as that of the prior art, the only difference is that the main space of the cylinder head of this creation further includes two cylinder head auxiliary water channels, including a cylinder head and a first auxiliary water channel C1 and the second sub-water channel C2 of the first cylinder head, but not limited to the sub-water channel of the second cylinder head, and can also be other numerical values.

其中，汽缸頭第一副水路C1流經進氣閥導管4與火星塞6間之區域，汽缸頭第二副水路C2流經排氣閥導管5與火星塞6間之區域，且汽缸頭主水路B連通汽缸頭第一副水路C1之兩端，汽缸頭主水路B亦連通汽缸頭第二副水路C2之兩端。藉由上述設計，本創作透過兩條汽缸頭副水路加速冷卻火星塞及燃燒室之周遭溫度，達到汽缸頭冷卻降溫來改善引擎汽缸頭高溫所造成之爆震問題。Among them, the first auxiliary water path C1 of the cylinder head flows through the area between the intake valve conduit 4 and the spark plug 6, the second auxiliary water path C2 of the cylinder head flows through the area between the exhaust valve conduit 5 and the spark plug 6, and the cylinder head main The water channel B communicates with both ends of the first secondary water channel C1 of the cylinder head, and the main water channel B of the cylinder head also communicates with both ends of the second secondary water channel C2 of the cylinder head. With the above design, this creation uses two cylinder head auxiliary water channels to accelerate the cooling of the spark plug and the surrounding temperature of the combustion chamber, so as to achieve the cooling and cooling of the cylinder head to improve the knocking problem caused by the high temperature of the engine cylinder head.

上述實施例僅係為了方便說明而舉例而已，本創作所主張之權利範圍自應以申請專利範圍所述為準，而非僅限於上述實施例。The above-mentioned embodiments are only examples for the convenience of description, and the scope of rights claimed in this creation should be based on the scope of the patent application, rather than being limited to the above-mentioned embodiments.

1,1’:引擎冷卻結構 2:汽缸 20:汽缸墊片 201:水路孔洞 21:汽缸主體 210:入水口 3:汽缸頭 31:汽缸頭主體 310:出水口 4:進氣閥導管 5:排氣閥導管 6:火星塞 7:引擎水箱 8:引擎水泵 A:汽缸水路 B:汽缸頭主水路 C1:汽缸頭第一副水路 C2:汽缸頭第二副水路1,1': Engine cooling structure 2: Cylinder 20: Cylinder Gasket 201: Waterway Holes 21: Cylinder body 210: Inlet 3: Cylinder head 31: Cylinder head body 310: water outlet 4: Intake valve guide 5: Exhaust valve conduit 6: Spark plug 7: Engine water tank 8: Engine water pump A: Cylinder water circuit B: Main water circuit of cylinder head C1: The first secondary waterway of the cylinder head C2: The second auxiliary waterway of the cylinder head

圖1係習知引擎冷卻結構之立體圖。圖2係習知引擎冷卻結構之分解圖。圖3係習知引擎冷卻結構之水路分布圖。圖4係本創作一較佳實施例之引擎冷卻結構之水路分布圖。 FIG. 1 is a perspective view of a conventional engine cooling structure. FIG. 2 is an exploded view of a conventional engine cooling structure. FIG. 3 is a water distribution diagram of a conventional engine cooling structure. FIG. 4 is a water distribution diagram of an engine cooling structure according to a preferred embodiment of the present invention.

1’:引擎冷卻結構 1': Engine cooling structure

210:入水口 210: Inlet

310:出水口 310: water outlet

4:進氣閥導管 4: Intake valve guide

5:排氣閥導管 5: Exhaust valve conduit

6:火星塞 6: Spark plug

A:汽缸水路 A: Cylinder water circuit

B:汽缸頭主水路 B: Main water circuit of cylinder head

C1:汽缸頭第一副水路 C1: The first secondary waterway of the cylinder head

C2:汽缸頭第二副水路 C2: The second auxiliary waterway of the cylinder head

Claims

一種引擎冷卻結構，包括有：一汽缸，具有一汽缸主體及一與該汽缸主體連接之入水口，該汽缸主體內開設有一汽缸主體空間，以容置一汽缸水路，其環繞該汽缸主體；一汽缸頭，連接該汽缸，具有一汽缸頭主體及一與該汽缸頭主體連接之出水口，該汽缸頭主體內開設有一汽缸頭主體空間，以容置一汽缸頭主水路，其環繞該汽缸頭主體；一進氣閥導管，組設於該汽缸頭主體上；一排氣閥導管，組設於該汽缸頭主體上；一火星塞，組設於該汽缸頭主體上，且位於該進氣閥導管與該排氣閥導管之間；以及一引擎水箱，連通該入水口及該出水口，並以一引擎水泵將冷卻水泵送至該入水口；其特徵在於：該汽缸頭主體空間內更包括至少一汽缸頭副水路，該至少一汽缸頭副水路流經該進氣閥導管與該排氣閥導管間之區域，且該汽缸頭主水路連通該至少一汽缸頭副水路之兩端。 An engine cooling structure, comprising: a cylinder, having a cylinder body and a water inlet connected to the cylinder body, a cylinder body space is defined in the cylinder body to accommodate a cylinder water channel, which surrounds the cylinder body; A cylinder head, connected to the cylinder, has a cylinder head main body and a water outlet connected to the cylinder head main body, and a cylinder head main body space is defined in the cylinder head main body to accommodate a cylinder head main water channel, which surrounds the cylinder head head body; an intake valve conduit assembled on the main body of the cylinder head; an exhaust valve conduit assembled on the main body of the cylinder head; a spark plug assembled on the cylinder head body and located between the intake valve conduit and the exhaust valve conduit; and an engine water tank, which is connected to the water inlet and the water outlet, and uses an engine water pump to pump the cooling water to the water inlet; It is characterized in that: the main body space of the cylinder head further includes at least one auxiliary water circuit of the cylinder head, the at least one auxiliary water circuit of the cylinder head flows through the area between the intake valve conduit and the exhaust valve conduit, and the main water passage of the cylinder head communicates with each other. Both ends of the at least one cylinder head auxiliary water channel.

如請求項1所述之引擎冷卻結構，其中，該汽缸與該汽缸頭間夾設一汽缸墊片，該汽缸墊片穿設有複數水路孔洞。The engine cooling structure of claim 1, wherein a cylinder gasket is sandwiched between the cylinder and the cylinder head, and a plurality of water passage holes are passed through the cylinder gasket.

如請求項1所述之引擎冷卻結構，其中，該至少一汽缸頭副水路係為二汽缸頭副水路，包括一汽缸頭第一副水路以及一汽缸頭第二副水路。The engine cooling structure of claim 1, wherein the at least one cylinder head auxiliary water channel is two cylinder head auxiliary water channels, including a cylinder head first auxiliary water channel and a cylinder head second auxiliary water channel.

如請求項3所述之引擎冷卻結構，其中，該汽缸頭第一副水路流經該進氣閥導管與該火星塞間之區域。The engine cooling structure of claim 3, wherein the first auxiliary water passage of the cylinder head flows through a region between the intake valve conduit and the spark plug.

如請求項3所述之引擎冷卻結構，其中，該汽缸頭第二副水路流經該排氣閥導管與該火星塞間之區域。The engine cooling structure of claim 3, wherein the second auxiliary water passage of the cylinder head flows through the area between the exhaust valve conduit and the spark plug.