CN210834030U - Utensil is assisted in engine oil cooler leakage test - Google Patents
Utensil is assisted in engine oil cooler leakage test Download PDFInfo
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- CN210834030U CN210834030U CN201921015882.3U CN201921015882U CN210834030U CN 210834030 U CN210834030 U CN 210834030U CN 201921015882 U CN201921015882 U CN 201921015882U CN 210834030 U CN210834030 U CN 210834030U
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- oil cooler
- bottom plate
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- oil
- cooler
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Abstract
The utility model provides an engine oil cooler leakage test assistive device, the sealed bottom plate of disk type is sealed with the oil cooler and is sealed the pad and is installed together and screw through standard nut, sealed bottom plate inlet port below the quick-plug conversion joint on the sealed bottom plate aims at oil cooler oil inlet or oil-out, put through the hose to the quick-plug conversion joint outside air supply, the compressed air that outside air supply provided can squeeze into in the oil circuit of oil cooler, put sealed bottom plate and oil cooler whole into the leakage test basin, can pass through whether bubble emits out of observation machine cooler delivery port, machine cooler water inlet, in order to confirm whether the oil cooler has the leak source; the utility model provides a can solve engine oil cooler's leakage test problem, especially the cavitation scheduling problem appears and tries on the leakage to the oil cooler oil circuit, can test out multiple oil cooler seepage trouble, should assist the utensil simultaneously and have better commonality and convenience to it is with low costs.
Description
Technical Field
The utility model belongs to automobile parts detection device field relates to an utensil is assisted in engine oil cooler leakage test.
Background
The theory of operation of engine oil cooler is, thereby reduce the machine oil temperature through the heat in the coolant liquid circulation takes away machine oil, and the inside cooling mechanism of engine oil cooler is mostly multilayer welded structure, thereby appears the rosin joint easily and thereby the welding layer drops and leads to engine oil water to mix in use, or because by containing a small amount of air in the coolant liquid, thereby it pierces through thereby formation trouble such as cavitation to lead to taking place the cavitation in the engine oil cooler serious cavitation that accumulates day and month. The engine oil-water mixing caused by cavitation of the engine oil cooler or welding failure and other reasons often occurs in daily tests and production processes, and the leakage test period is long and the inspection is difficult due to the lack of special tools in the inspection process. The existing similar leakage testing auxiliary tool can only check the positions of an off-line cylinder body, a cylinder cover and the like generally, and the leakage testing of the oil cooler is lacked, so that the problem of the test related to the sealing of the cylinder gasket in production and test has great difficulty in inspection.
Disclosure of Invention
The utility model discloses an overcome and to have among the prior art to detect the long, the difficult scheduling problem of investigation of leak testing cycle that lacks specialized tool and lead to engine oil cooler's leak testing, provide an engine oil cooler leak testing assistive device.
In order to solve the technical problem, the utility model discloses an adopt following technical scheme to realize:
the utility model provides an utensil is assisted in engine oil cooler leakage test for whether have the leak source in the oil circuit of detecting engine oil cooler, the center department of waiting to detect engine oil cooler has the bolt hole, the both sides of bolt hole are organic oil cooler oil inlet and oil cooler oil-out respectively, there are oil cooler water inlet and oil cooler delivery port on the engine oil cooler in addition, oil cooler water inlet and oil cooler delivery port constitute the water route of engine oil cooler, oil cooler oil inlet and oil cooler oil-out intercommunication constitute the oil circuit of engine oil cooler, its characterized in that:
comprises a disc-shaped sealing bottom plate, a quick-insert adapter and standard bolts, the standard nut, the leakage test basin, hose and outside air supply, sealing plate has central through-hole, sealing plate is last to have the sealing plate inlet port with the oil cooler oil inlet of engine oil cooler or oil cooler oil-out intercommunication, sealing plate is last to be provided with the quick-witted oil cooler crossover sub of inserting with sealing plate inlet port intercommunication, the bolt head of standard bolt is located the top of sealing plate's upper surface, the screw rod setting of standard bolt is used for linking together sealing plate and the engine oil cooler who waits to detect when detecting in sealing plate's central through-hole, standard nut and standard bolt threaded connection are used for fastening sealing plate and the engine oil cooler who waits to detect, the gas outlet of outside air supply passes through the hose and is connected with quick-insertion crossover sub, the leakage test basin is used for holding the engine oil cooler who has connected sealing plate.
The further technical scheme comprises the following steps:
and a sealing ring is arranged between the quick-plug adapter and the oil inlet hole of the sealing bottom plate.
The external air source is an air pump, and the pressure of air which can be provided by the air pump is 5bar-10 bar.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an engine oil cooler leak test assistive device, can use the standard bolt of unnecessary length to pass between the central through-hole of seal plate and the bolt hole of oil cooler to the oil cooler of different model sizes, and the lower surface of seal plate and the sealed pad of oil cooler contact completely and paste and install seal plate and oil cooler together through standard nut, in order to guarantee the leakproofness of oil cooler oil circuit, aim at oil cooler oil inlet or oil-out with the seal plate inlet hole below the fast plug conversion joint on the seal plate in the installation, so that the compressed air that external air source provided can squeeze into the oil circuit of oil cooler, screw standard nut to standard bolt and screw, put through the external air source to the fast plug conversion joint through the hose, put into the whole body of seal plate and oil cooler in the leak test basin, water sources with different temperatures can be added according to the leakage testing temperature, an external air source is opened to modulate the gas pressure to be proper leakage testing pressure (5bar-10bar), and whether bubbles emerge from the water outlet of the machine cooler and the water inlet of the machine cooler can be observed to determine whether a leakage point exists in the machine oil cooler.
The utility model provides a pair of engine oil cooler leakage test assists utensil mainly can solve engine oil cooler's leakage test problem, especially appears cavitation scheduling problem to oil cooler oil circuit and carries out the leakage test, compares here with other techniques the utility model discloses can test out multiple oil cooler seepage trouble, simultaneously this utility model has better commonality and convenience to it is with low costs.
Drawings
The invention will be further described with reference to the accompanying drawings:
fig. 1 is a schematic structural view of a leakage test auxiliary tool for an engine oil cooler according to the present invention;
FIG. 2 is a schematic view showing an external configuration of an engine oil cooler to be tested;
FIG. 3 is a half sectional view of an engine oil cooler under test;
fig. 4 is a schematic diagram of the sealing bottom plate in the leakage test assistive device for the engine oil cooler of the present invention after being connected with the engine oil cooler to be detected through the standard bolt and the standard nut;
in the figure: 1. the engine oil cooler comprises a quick-plug adapter, 2 standard bolts, 3 sealing bottom plates, 4 standard nuts, 5 engine oil coolers, 6 leakage testing water tanks, 7 engine oil cooler water outlets, 8 engine oil cooler water inlets, 9 engine oil cooler sealing gaskets, 10 engine oil cooler oil inlets, 11 engine oil cooler oil outlets, 12 bolt holes, 13 hoses and 14 external air sources.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
the utility model provides an engine oil cooler leakage test assists utensil for whether have the leak source in detecting the oil circuit of engine oil cooler 5, as shown in fig. 2, the center department of waiting to detect engine oil cooler 5 has bolt hole 12, the both sides of bolt hole 12 are organic oil cooler oil inlet 10 and oil cooler oil-out 11 respectively, engine oil cooler 5 is last also has oil cooler water inlet 8 and oil cooler delivery port 7, oil cooler water inlet 8 and oil cooler delivery port 7 constitute the water route of engine oil cooler 5, oil cooler oil inlet 10 and the oil cooler oil-out 11 intercommunication constitute the oil circuit of engine oil cooler 5.
As shown in figure 1, the leakage test auxiliary tool for the engine oil cooler comprises a disc-shaped sealing bottom plate 3, a quick-plug adapter 1, a standard bolt 2, a standard nut 4, a leakage test water tank 6, a hose 13 and an external air source 14, wherein the sealing bottom plate 3 is provided with a central through hole, the sealing bottom plate 3 is provided with a sealing bottom plate oil inlet hole communicated with an oil cooler oil inlet 10 or an oil cooler oil outlet 11 of the engine oil cooler 5, the sealing bottom plate 3 is provided with the quick-plug adapter 1 communicated with the sealing bottom plate oil inlet hole, a bolt head of the standard bolt 2 is positioned above the upper surface of the sealing bottom plate 3, a screw rod of the standard bolt 2 is arranged in the central through hole of the sealing bottom plate 3 and used for connecting the sealing bottom plate 3 with the engine oil cooler 5 to be detected during detection, the standard nut 4 is in threaded connection with the standard bolt 2 and used for fastening the sealing bottom plate 3 and the engine oil cooler 5 to be detected, the air outlet of an external air source 14 is connected with the quick-plug adapter 1 through a hose 13, and the leakage test water tank 6 is used for containing the engine oil cooler 5 connected with the sealing bottom plate 3.
Before detection, after the lower surface of a sealing bottom plate 3 is attached to an engine oil cooler sealing gasket 9 of an engine oil cooler 5 to be detected, a screw rod of a standard bolt 2 penetrates through a central through hole of the sealing bottom plate 3 and a bolt hole 12 of the engine oil cooler 5 and then extends out of the lower surface of the engine oil cooler 5, as shown in figure 3, the standard nut 4 is in threaded connection with the standard bolt 2 and is screwed, the lower surface of the sealing bottom plate 3 is tightly attached to the engine oil cooler sealing gasket 9, an oil inlet hole of the sealing bottom plate is communicated with an oil inlet 10 of the engine oil cooler or an oil outlet 11 of the engine oil cooler 5, as shown in figure 1, an air outlet of an external air source 14 is connected with a quick-plug conversion joint 1 through a hose 13, the engine oil cooler 5 connected with the sealing bottom plate 3 is placed in a water leakage test tank 6 filled with water, and the external air source 14 adopts an air, the air pump can provide air at a pressure of 5bar to 10 bar.
In order to increase the air tightness between the quick-plug adapter 1 and the oil inlet of the sealing bottom plate, a sealing ring is arranged between the quick-plug adapter 1 and the oil inlet of the sealing bottom plate.
A theory of operation and working process that utensil is assisted in engine oil cooler leakage test as follows:
the lower surface of a sealing bottom plate 3 is completely contacted and attached with an oil cooler sealing gasket 9, the sealing bottom plate 3 and the oil cooler 5 are installed together through a standard nut 4 to ensure the sealing performance of an oil path of the oil cooler 5, an oil inlet hole of the sealing bottom plate below a quick-plug adapter 1 on the sealing bottom plate 3 is aligned with an oil inlet 10 of the oil cooler or an oil outlet 11 of the oil cooler in the installation process, so that compressed air provided by an external air source 14 can be injected into the oil path of the oil cooler 5, the standard nut 4 is screwed onto a standard bolt 2 and screwed, an external air source is communicated onto the quick-plug adapter 1 through a hose 13, the sealing bottom plate 3 and the oil cooler 5 are integrally placed into a leakage test water tank 6, water sources with different temperatures can be added according to leakage test temperatures, the external air source 14 is opened to modulate the gas pressure to be suitable for leakage test pressure (5bar-10bar), whether bubbles emerge from the machine cooler water outlet 7 and the machine cooler water inlet 8 can be observed to determine whether the oil cooler 5 has a leakage point.
Claims (3)
1. The utility model provides an engine oil cooler leakage test assists utensil for whether there is the leak source in the oil circuit of detecting engine oil cooler (5), the center department of engine oil cooler (5) that detects has bolt hole (12), the both sides of bolt hole (12) are organic oil cooler oil inlet (10) and oil cooler oil-out (11) respectively, also oil cooler water inlet (8) and oil cooler delivery port (7) on engine oil cooler (5), oil cooler water inlet (8) and oil cooler delivery port (7) constitute the water route of engine oil cooler (5), oil cooler oil inlet (10) and oil cooler oil-out (11) intercommunication constitute the oil circuit of engine oil cooler (5), its characterized in that:
the device comprises a disc-shaped sealing bottom plate (3), a quick-insertion adapter (1), a standard bolt (2), a standard nut (4), a leakage test water tank (6), a hose (13) and an external air source (14), wherein the sealing bottom plate (3) is provided with a central through hole, a sealing bottom plate oil inlet communicated with an engine oil cooler oil inlet (10) or an engine oil cooler oil outlet (11) of an engine oil cooler (5) is formed in the sealing bottom plate (3), the quick-insertion adapter (1) communicated with the sealing bottom plate oil inlet is arranged on the sealing bottom plate (3), a bolt head of the standard bolt (2) is located above the upper surface of the sealing bottom plate (3), a screw rod of the standard bolt (2) is arranged in the central through hole of the sealing bottom plate (3) and used for connecting the sealing bottom plate (3) and the engine oil cooler (5) to be detected together during detection, and the standard nut (4) is in threaded connection with the standard bolt (2) and used for fastening the sealing bottom plate (3) and the gas outlet of an external gas source (14) of the engine oil cooler (5) is connected with the quick-plug adapter (1) through a hose (13), and the leakage testing water tank (6) is used for containing the engine oil cooler (5) connected with the sealing bottom plate (3).
2. The engine oil cooler leakage test auxiliary tool is characterized in that a sealing ring is arranged between the quick-insertion adapter (1) and an oil inlet hole of a sealing bottom plate.
3. The engine oil cooler leakage test aid of claim 1 or 2, wherein the external air source (14) is an air pump capable of providing air at a pressure of 5-10 bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015882.3U CN210834030U (en) | 2019-07-02 | 2019-07-02 | Utensil is assisted in engine oil cooler leakage test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015882.3U CN210834030U (en) | 2019-07-02 | 2019-07-02 | Utensil is assisted in engine oil cooler leakage test |
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| Publication Number | Publication Date |
|---|---|
| CN210834030U true CN210834030U (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921015882.3U Active CN210834030U (en) | 2019-07-02 | 2019-07-02 | Utensil is assisted in engine oil cooler leakage test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295348A (en) * | 2021-04-30 | 2021-08-24 | 安徽新诺精工股份有限公司 | Machine tool spindle oil cooling area sealing performance detection device |
-
2019
- 2019-07-02 CN CN201921015882.3U patent/CN210834030U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295348A (en) * | 2021-04-30 | 2021-08-24 | 安徽新诺精工股份有限公司 | Machine tool spindle oil cooling area sealing performance detection device |
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