CN212621303U - Engine intake pipe pressure leak testing device - Google Patents
Engine intake pipe pressure leak testing device Download PDFInfo
- Publication number
- CN212621303U CN212621303U CN202021538605.3U CN202021538605U CN212621303U CN 212621303 U CN212621303 U CN 212621303U CN 202021538605 U CN202021538605 U CN 202021538605U CN 212621303 U CN212621303 U CN 212621303U
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- plate
- workpiece
- engine intake
- intake pipe
- 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.)
- Active
Links
Images
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model relates to the technical field of engine accessory processing, in particular to an engine intake pipe pressure leakage testing device, which comprises a base, a bottom plate for supporting a workpiece flange, and a top plate positioned above the bottom plate, wherein the top plate is provided with a sliding seat capable of sliding up and down, an elastic pressing mechanism for pressing a workpiece to the bottom plate and a plug for inserting a connecting hole above the workpiece are arranged below the sliding seat, the side surface of the bottom plate is provided with a telescopic end sealing plate for sealing the end part of the workpiece, the bottom plate is provided with a positioning pin for positioning the workpiece and an air inlet hole for inflating the workpiece, the utility model has the advantages of scientific structure, sealing the workpiece by utilizing the bottom plate, the plug and the end sealing plate, introducing gas with certain pressure from the air inlet hole, then putting into water to observe whether bubbles exist or not, thereby rapidly detecting whether the workpiece has casting, is convenient to use.
Description
Technical Field
The utility model relates to an engine accessory processing technology field especially relates to an engine intake pipe pressure leak testing device.
Background
In an air inlet system and an exhaust system of an automobile engine, a plurality of air inlet pipes and exhaust pipes are used for connecting parts in the engine system, so that the performance of the engine is fully exerted, and the air inlet pipes and the exhaust pipes become important indispensable elements in the automobile engine system. The air inlet pipe detected in fig. 2 is a casting, casting defects are always a difficult problem troubling casting enterprises, and if the air leakage of parts due to the fact that the stuffing is lacking in the casting of pipe parts can affect the performance of an engine, so that how to quickly and conveniently detect the air inlet pipe of the engine is a problem to be solved by technicians.
Disclosure of Invention
An object of the utility model is to prior art not enough, and provide an engine intake pipe pressure leak test device, its structure science, the work piece that has the casting defect is found out to the detection engine intake pipe that can be convenient fast.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an engine intake pipe pressure leak testing device, includes the base, is used for supporting the bottom plate of work piece flange, is located the roof of bottom plate top, the roof is provided with gliding sliding seat from top to bottom, the sliding seat below be provided with be used for with the work piece to the elasticity hold-down mechanism that the bottom plate compressed tightly and the jam that is used for inserting work piece top connecting hole, the side of bottom plate is provided with the telescopic tip shrouding that is used for sealed work piece tip, the bottom plate is provided with the locating pin that is used for the work piece location, is used for to aerifing the inlet port in the work piece.
Preferably, the top plate is fixedly arranged above the base through four upright posts.
Preferably, the bottom plate is connected with the base through two vertically arranged connecting plates, auxiliary pressing devices for pressing a workpiece on the bottom plate are respectively arranged on three sides of the bottom plate, and the three auxiliary pressing devices and the end sealing plates are respectively located on four sides of the bottom plate.
Preferably, the elasticity hold-down mechanism includes connecting rod, pressure head, the connecting rod along vertical direction with sliding seat fixed connection, the upper end of pressure head passes the spring and inserts the lower extreme of connecting rod, the connecting rod is provided with the spacing groove, the upper end of pressure head is provided with the edge the gliding spacer pin of spacing groove, the lower extreme of pressure head is connected with the pressure head gasket.
Preferably, the upper end of the plug is fixedly connected with the sliding seat, and the lower end of the plug is sleeved with an O-shaped sealing ring.
Preferably, a first cylinder for driving the sliding seat to slide up and down is arranged above the top plate, a second cylinder for driving the end sealing plate to stretch is arranged on the side face of the bottom plate, and the second cylinder is fixedly connected with the base through a vertical plate.
Preferably, a hand valve for controlling the first cylinder and the second cylinder is arranged above the top plate.
The utility model has the advantages that: the utility model provides an engine intake pipe pressure leak testing device, its includes the base, is used for supporting the bottom plate of work piece flange, is located the roof of bottom plate top, the roof is provided with gliding sliding seat from top to bottom, the sliding seat below be provided with be used for with the work piece to the elasticity hold-down mechanism that the bottom plate compressed tightly with be used for inserting the jam of work piece top connecting hole, the side of bottom plate is provided with the telescopic tip shrouding that is used for sealed work piece tip, the bottom plate is provided with the locating pin that is used for the work piece location, is used for to aerify inlet port in the work piece, the utility model discloses the structure science utilizes bottom plate, jam, tip shrouding to seal the work piece, lets in the gas of certain pressure from the inlet port, then puts into the aquatic and observes whether there is the.
Drawings
Fig. 1 is a schematic structural diagram of the engine intake pipe pressure leakage testing device of the present invention.
Fig. 2 is a schematic structural diagram of the use state of the engine intake pipe pressure leakage testing device of the present invention.
Fig. 3 is a schematic structural diagram of another angle of the engine intake pipe pressure leakage testing device according to the present invention.
Fig. 4 is a schematic structural diagram of the elastic pressing mechanism of the present invention.
Fig. 5 is a schematic structural view of the plug of the present invention.
Description of reference numerals:
1-base 2-bottom plate
21 positioning pin 22 air inlet hole
23-connecting plate 3-top plate
31-upright post 4-sliding seat
5-elastic pressing mechanism 51-connecting rod
52-ram 53-spring
54-limit pin 55-pressure head gasket
6-plug 7-end sealing plate
8-auxiliary pressing device 91-first cylinder
92-second cylinder.
Detailed Description
The following detailed description of the present invention is provided in connection with the accompanying drawings and the embodiments, and is not intended to limit the scope of the invention.
As shown in fig. 1 to 5, the engine intake pipe pressure leakage testing device of the present embodiment includes a base 1 located at the lowest position, a bottom plate 2 for supporting a flange portion of a workpiece is provided on the base 1, a top plate 3 is provided above the bottom plate 2, the top plate 3 is provided with a sliding seat 4 capable of sliding up and down, an elastic pressing mechanism 5 for pressing the workpiece to the bottom plate 2 and a plug 6 for inserting a connection hole above the workpiece are provided below the sliding seat 4, a retractable end sealing plate 7 for sealing an end of the workpiece is provided on a side surface of the bottom plate 2, and the bottom plate 2 is provided with a positioning pin 21 for positioning the workpiece and an intake hole 22 for inflating the workpiece. As shown in fig. 2, the workpiece has a 90 ° hollow elbow shape as a whole, and three positions including two ends and a bending part (i.e. the connection hole above the workpiece) need to be closed, in this embodiment, the three positions are respectively closed by a bottom plate 2, an end closing plate 7 and a plug 6, then the workpiece and the device are placed in a water container, water is filled, gas with a certain pressure is filled into the workpiece through an air inlet 22, pressure is maintained, whether bubbles are generated or not is observed, no bubbles indicate that the workpiece is qualified, and bubbles indicate that the workpiece has casting defects.
The elastic pressing mechanism 5 and the plug 6 synchronously move up and down through the sliding seat 4, and simultaneously the steps of pressing the workpiece and plugging a connecting hole above the workpiece are completed.
The top plate 3 is fixedly arranged above the base 1 through four upright posts 31, and a first cylinder 91 for driving the sliding seat 4 to slide up and down is arranged above the top plate 3.
The base plate 2 is connected with the base 1 through two vertically arranged connecting plates 23, three side faces of the base plate 2 are respectively provided with an auxiliary pressing device 8 used for pressing a workpiece on the base plate 2, and the three auxiliary pressing devices 8 and the end sealing plates 7 are respectively located on four side faces of the base plate 2.
Further, the elastic pressing mechanism 5 comprises a connecting rod 51 and a pressure head 52, the connecting rod 51 is fixedly connected with the sliding seat 4 along the vertical direction, the upper end of the pressure head 52 penetrates through a spring 53 and is inserted into the lower end of the connecting rod 51, the connecting rod 51 is provided with a limiting groove, the upper end of the pressure head 52 is provided with a limiting pin 54 sliding along the limiting groove, and the lower end of the pressure head 52 is connected with a pressure head gasket 55.
The upper end of the plug 6 is fixedly connected with the sliding seat 4, and the lower end of the plug 6 is sleeved with an O-shaped sealing ring. Further, in this embodiment, in order to obtain a better sealing effect, the lower end of the pressing head 52 is provided with a pressing head gasket 55 made of rubber, and the surfaces of the bottom plate 2 and the end sealing plate 7 contacting the workpiece are both provided with soft pads made of rubber.
A second cylinder 92 for driving the end sealing plate 7 to stretch is arranged on the side surface of the bottom plate 2, and the second cylinder 92 is fixedly connected with the base 1 through a vertical plate.
A hand valve for controlling the first cylinder 91 and the second cylinder 92 is provided above the top plate 3.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. Engine intake pipe pressure leak testing device, its characterized in that: including base (1), bottom plate (2) that are used for supporting the work piece flange, be located roof (3) of bottom plate (2) top, roof (3) are provided with gliding sliding seat (4) from top to bottom, sliding seat (4) below is provided with and is used for the work piece to elasticity hold-down mechanism (5) that bottom plate (2) compressed tightly and jam (6) that are used for inserting work piece top connecting hole, the side of bottom plate (2) is provided with telescopic tip shrouding (7) that are used for sealed work piece tip, bottom plate (2) are provided with locating pin (21) that are used for the work piece location, are used for to aerifing inlet port (22) in the work piece.
2. The engine intake pipe pressure leak test apparatus according to claim 1, characterized in that: the top plate (3) is fixedly arranged above the base (1) through four upright posts (31).
3. The engine intake pipe pressure leak test apparatus according to claim 1, characterized in that: the base plate (2) is connected with the base (1) through two vertically arranged connecting plates (23), three sides of the base plate (2) are respectively provided with an auxiliary pressing device (8) used for pressing a workpiece on the base plate (2), and the three auxiliary pressing devices (8) and the end sealing plate (7) are respectively located on four sides of the base plate (2).
4. The engine intake pipe pressure leak test apparatus according to claim 1, characterized in that: elasticity hold-down mechanism (5) include connecting rod (51), pressure head (52), connecting rod (51) along vertical direction with sliding seat (4) fixed connection, spring (53) are passed to the upper end of pressure head (52) and are inserted the lower extreme of connecting rod (51), connecting rod (51) are provided with the spacing groove, the upper end of pressure head (52) is provided with the edge spacing pin (54) that the spacing groove is gliding, the lower extreme of pressure head (52) is connected with pressure head gasket (55).
5. The engine intake pipe pressure leak test apparatus according to claim 1, characterized in that: the upper end of the plug (6) is fixedly connected with the sliding seat (4), and the lower end of the plug (6) is sleeved with an O-shaped sealing ring.
6. The engine intake pipe pressure leak test apparatus according to claim 1, characterized in that: a first cylinder (91) driving the sliding seat (4) to slide up and down is arranged above the top plate (3), a second cylinder (92) driving the end sealing plate (7) to stretch is arranged on the side face of the bottom plate (2), and the second cylinder (92) is fixedly connected with the base (1) through a vertical plate.
7. The engine intake manifold pressure leak test apparatus according to claim 6, characterized in that: and a hand valve for controlling the first air cylinder (91) and the second air cylinder (92) is arranged above the top plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538605.3U CN212621303U (en) | 2020-07-29 | 2020-07-29 | Engine intake pipe pressure leak testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021538605.3U CN212621303U (en) | 2020-07-29 | 2020-07-29 | Engine intake pipe pressure leak testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212621303U true CN212621303U (en) | 2021-02-26 |
Family
ID=74730553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021538605.3U Active CN212621303U (en) | 2020-07-29 | 2020-07-29 | Engine intake pipe pressure leak testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212621303U (en) |
-
2020
- 2020-07-29 CN CN202021538605.3U patent/CN212621303U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204008039U (en) | A kind of engine cylinder-body leak detecting device | |
| CN204988699U (en) | Gas proportional valve test equipment | |
| CN204924569U (en) | Airtight detection of car car light machine | |
| CN117782461A (en) | Tool test stand for airtight battery tray assembly | |
| CN205027499U (en) | Engine intake manifold air tightness testing device | |
| CN212621303U (en) | Engine intake pipe pressure leak testing device | |
| CN109406062B (en) | Elbow sealing test device | |
| CN201163232Y (en) | Leak tightness detection apparatus for dry type gas meter | |
| CN206430880U (en) | A kind of automobile pipeline welding airtightness detection means | |
| CN211784135U (en) | Hose testing device | |
| CN202974587U (en) | Lifting test board of leak tester for filters | |
| CN2723977Y (en) | Silencer air tightness test table | |
| CN201909702U (en) | Exhaust and sealing test device for exhaust valve | |
| CN205300876U (en) | Diaphragm valve detection device | |
| CN108106785A (en) | A kind of frock for being used to detect air tightness of workpiece | |
| CN209945618U (en) | Automatic leak hunting anchor clamps of valve assembly | |
| CN204788844U (en) | Aluminum hull power battery device that leaks hunting | |
| CN207751646U (en) | A kind of diplopore outlet pipe, the airtight shared tooling of air throttle | |
| CN208672257U (en) | The efficient air-tightness detection device of motorcycle end cap | |
| CN112414625A (en) | Leakage detection jig for national five-water pipe | |
| CN209148214U (en) | A kind of diesel engine cylinder head tightness measuring device | |
| CN208476477U (en) | Filter element of water purifier air-leakage test rapid determination device | |
| CN201917445U (en) | Dry type leakage tester | |
| CN208297043U (en) | Full-automatic die casting airtight detecting apparatus | |
| CN111693223A (en) | Fixture for leak detection of automobile heat exchanger and leak detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |