CN214373163U - Air tightness detection tool for air inlet manifold of automobile engine - Google Patents
Air tightness detection tool for air inlet manifold of automobile engine Download PDFInfo
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- CN214373163U CN214373163U CN202120710010.XU CN202120710010U CN214373163U CN 214373163 U CN214373163 U CN 214373163U CN 202120710010 U CN202120710010 U CN 202120710010U CN 214373163 U CN214373163 U CN 214373163U
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- intake manifold
- water tank
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Abstract
The utility model relates to the technical field of automobile manufacturing, in particular to an air tightness detection tool for an air inlet manifold of an automobile engine, which comprises a water tank; a hydraulic cylinder is arranged at the bottom of the water tank; the upper end of a hydraulic rod of the hydraulic cylinder is fixedly connected with a clamping plate; one end of the clamping plate is provided with a plugging unit, and the other end of the clamping plate is provided with an inflating unit; the inflation unit comprises an air pipe; one end of the air pipe is fixedly connected with the side wall of the water tank, the end of the air pipe is communicated with an external high-pressure air pump, and the other end of the air pipe is fixedly connected with the clamping plate; the utility model discloses a fix intake manifold's both ends respectively on the shutoff unit of splint and the unit of aerifing, the control pneumatic cylinder drives the clamping board and moves down for intake manifold sinks into the aquatic completely, then starts outside high compression pump and aerifys intake manifold, observes whether the aquatic bubbly, and this detection method is more directly perceived, and can not receive the influence of inflation equipment self gas tightness.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field specifically is automobile engine intake manifold gas tightness detects frock.
Background
The air tightness detection tool for the air inlet manifold of the automobile engine is used for detecting the air tightness of the air inlet manifold.
In the prior art, an air pressure detection device is generally adopted for observing an air pressure value in an air inlet manifold of an automobile engine, and the air pressure value observed in the mode is slow in change, so that the detection result is not visual enough, and is easily influenced by the air tightness of inflation equipment, so that the detection result is inaccurate; therefore, the air tightness detection tool for the intake manifold of the automobile engine is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
In order to compensate prior art's not enough, solve automobile engine intake manifold gas tightness and detect frock and adopt air pressure detection device to observe the atmospheric pressure value in the intake manifold usually, the atmospheric pressure value that this kind of mode was observed changes slower, and the testing result is directly perceived inadequately, receives the influence of inflation equipment self gas tightness moreover easily, leads to the unsafe problem of testing result, the utility model provides an automobile engine intake manifold gas tightness detects frock.
The utility model provides a technical scheme that its technical problem adopted is: the utility model discloses an air tightness detection tool for an air inlet manifold of an automobile engine, which comprises a water tank; a hydraulic cylinder is arranged at the bottom of the water tank; the upper end of a hydraulic rod of the hydraulic cylinder is fixedly connected with a clamping plate; one end of the clamping plate is provided with a plugging unit, and the other end of the clamping plate is provided with an inflating unit; the inflation unit comprises an air pipe; one end of the air pipe is fixedly connected with the side wall of the water tank, the end of the air pipe is communicated with an external high-pressure air pump, and the other end of the air pipe is fixedly connected with the clamping plate; an air inlet channel is formed in the clamping plate and is communicated with an air pipe; when the tool works, an air pressure detection device is usually adopted by the air inlet manifold airtightness detection tool of the automobile engine in the prior art to observe the air pressure value in the air inlet manifold, the observed air pressure value is slow in change, the detection result is not visual enough, and the detection result is easy to be influenced by the air tightness of the inflating equipment, so that the detection result is inaccurate; at this moment the utility model discloses a fix intake manifold's both ends respectively on the shutoff unit of clamping board and the unit of aerifing, the control pneumatic cylinder drives the clamping board and moves down for intake manifold sinks into the aquatic completely, then starts outside high compression pump, aerify intake manifold through trachea and intake duct, make the gas in the intake manifold reach certain pressure value, observe whether the aquatic bubbly, if the bubbly, then intake manifold gas tightness is unqualified, this detection method is more directly perceived, and can not receive the influence of inflation equipment self gas tightness.
Preferably, the bottom of the water tank is fixedly connected with a piston cylinder, and the hydraulic cylinder is connected in the piston cylinder in a sliding manner; a spring is fixedly connected between the hydraulic cylinder and the bottom end of the piston cylinder; a water bag is fixedly connected to the side wall of the water tank and is communicated with the bottom end of the piston cylinder through a pipeline; the during operation, the in-process that the control pneumatic cylinder drove the clamping board and moves down, clamping board edge extrusion water pocket for water in the water pocket passes through the pipeline and gets into the piston cylinder bottom, promotes the pneumatic cylinder and moves a segment distance up, when clamping board edge and water pocket break away from the contact, the pneumatic cylinder resets and vibrates under the effect of spring, and then drives the vibration of air intake manifold, remains the bubble in the gap when making air intake manifold go into water and breaks away from and float to the surface of water on, prevents that the bubble that its self carried from influencing the observation result.
Preferably, the middle part of the clamping plate is fixedly connected with a motor; a fan is fixedly connected to an output shaft of the motor; arc-shaped water baffles are fixedly connected to the clamping plates on the two sides of the fan; the during operation, control pneumatic cylinder drives the clamping board after the detection and moves upward and the surface of water of emerging completely, then starter motor, it is rotatory to drive the fan, weathers intake manifold, and the water droplet that drips from intake manifold simultaneously falls on the fan, and then is got rid of on the arc breakwater by the flabellum, and the water droplet that the setting of arc breakwater can prevent to drip is stained with wet intake manifold once more.
Preferably, a certain inclination angle exists at two ends of the clamping plate, and the two ends are symmetrical; during operation, because the intake manifold is of a bent structure, the two ends of the clamping plate are provided with certain inclination angles, the installation of the intake manifold can be facilitated, and a better fixing effect is achieved.
Preferably, the air pipe is long enough and elastic, and the air pipe is bent and encircled for a plurality of circles in the water tank; during operation, the pneumatic cylinder drives the clamping plate to move up and down, the air pipe extends or contracts, the air pipe can be out of work due to fatigue after long-time work, and a certain telescopic space can be reserved for the air pipe by bending the air pipe in the water tank for a plurality of circles so as to adapt to the reciprocating motion of the clamping plate.
Preferably, one side of the water bag close to the clamping plate is rotatably connected with a group of rollers, and the rollers are vertically and symmetrically distributed; when the clamping plate is used for extruding the water bag, the edge of the clamping plate is in contact with the roller and the roller rotates, sliding friction is changed into rolling friction, friction resistance is reduced, the edge of the clamping plate is prevented from tearing the water bag, and the service life of the water bag is prolonged.
The utility model discloses an useful part lies in:
1. the utility model discloses a fix intake manifold's both ends respectively on the shutoff unit of clamping board and the unit of aerifing, the control pneumatic cylinder drives the clamping board and moves down for intake manifold sinks in the aquatic completely, then start outside high compression pump, aerify intake manifold through trachea and intake duct, make the gas in the intake manifold reach certain pressure value, observe whether the aquatic bubbly, if the bubbly, then intake manifold gas tightness is unqualified, this detection method is more directly perceived, and can not receive the influence of inflation equipment self gas tightness.
2. The utility model discloses the in-process that the control pneumatic cylinder drove the clamping board and moved down, clamping flange edge extrusion water pocket for water in the water pocket passes through the pipeline and gets into the piston cylinder bottom, promotes a segment distance that moves up of pneumatic cylinder, when clamping flange edge and water pocket break away from the contact, the pneumatic cylinder resets and vibrates under the effect of spring, and then drives the vibration of air intake manifold, the bubble that remains in the gap when making air intake manifold enter water breaks away from and floats to the surface of water on, prevent that the bubble that its self carried from influencing the observation result.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a schematic view of another embodiment of the reclaimed water bag of the present invention.
In the figure: 1. a water tank; 2. a hydraulic cylinder; 3. installing a clamping plate; 4. an air tube; 5. an air inlet channel; 6. a piston cylinder; 7. a spring; 8. a water bladder; 9. a motor; 10. a fan; 11. an arc-shaped water baffle; 12. and (4) rolling.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
Referring to fig. 1-2, the air tightness detection tool for the intake manifold of the automobile engine comprises a water tank 1; the bottom of the water tank 1 is provided with a hydraulic cylinder 2; the upper end of a hydraulic rod of the hydraulic cylinder 2 is fixedly connected with a clamping plate 3; one end of the clamping plate 3 is provided with a plugging unit, and the other end of the clamping plate is provided with an inflating unit; the inflation unit comprises a gas tube 4; one end of the air pipe 4 is fixedly connected with the side wall of the water tank 1, the end is communicated with an external high-pressure air pump, and the other end is fixedly connected with the clamping plate 3; an air inlet 5 is formed in the clamping plate 3, and the air inlet 5 is communicated with the air pipe 4; when the tool works, an air pressure detection device is usually adopted by the air inlet manifold airtightness detection tool of the automobile engine in the prior art to observe the air pressure value in the air inlet manifold, the observed air pressure value is slow in change, the detection result is not visual enough, and the detection result is easy to be influenced by the air tightness of the inflating equipment, so that the detection result is inaccurate; at this moment the utility model discloses a fix intake manifold's both ends respectively on dress splint 3's shutoff unit and inflation unit, control pneumatic cylinder 2 drives dress splint 3 and moves down for intake manifold sinks into the aquatic completely, then start outside high compression pump, inflate intake manifold through trachea 4 and intake duct 5, make the gas in the intake manifold reach certain pressure value, whether produce the bubble in the observation aquatic, if produce the bubble, then intake manifold gas tightness is unqualified, this detection method is more directly perceived, and can not receive the influence of inflation equipment self gas tightness.
In order to further realize the content of the utility model, a piston cylinder 6 is fixedly connected to the bottom of the water tank 1, and the hydraulic cylinder 2 is connected in the piston cylinder 6 in a sliding manner; a spring 7 is fixedly connected between the hydraulic cylinder 2 and the bottom end of the piston cylinder 6; a water bag 8 is fixedly connected to the side wall of the water tank 1, and the water bag 8 is communicated with the bottom end of the piston cylinder 6 through a pipeline; the during operation, the in-process that control pneumatic cylinder 2 drove clamping plate 3 and moved down, 3 marginal extrusion water pockets 8 of clamping plate, make the water in the water pocket 8 pass through pipeline entering piston cylinder 6 bottom, promote pneumatic cylinder 2 and move up a short distance, when 3 edges of clamping plate and water pockets 8 break away from the contact, pneumatic cylinder 2 resets and vibrates under the effect of spring 7, and then drive the vibration of air intake manifold, make the bubble of remaining in the gap when air intake manifold entrys water break away from and float to the surface of water, prevent that the bubble that its self carried from influencing the observation result.
In order to further realize the content of the utility model, the middle part of the clamping plate 3 is fixedly connected with a motor 9; a fan 10 is fixedly connected to an output shaft of the motor 9; arc-shaped water baffles 11 are fixedly connected to the clamping plates 3 on the two sides of the fan 10; the during operation, control pneumatic cylinder 2 after the detection finishes drives clamping plate 3 and moves upward and the surface of water floats completely, then starter motor 9 drives fan 10 rotatory, weathers intake manifold, and the water droplet that drips from intake manifold simultaneously falls on fan 10, and then is got rid of on arc breakwater 11 by the flabellum, and the water droplet that can prevent to drip sets up of arc breakwater 11 is stained with wet intake manifold once more.
In order to further realize the content of the utility model, a certain inclination angle is arranged at the two ends of the clamping plate 3, and the two ends are symmetrical; during operation, because the intake manifold is of a bent structure, the two ends of the clamping plate 3 are provided with certain inclination angles, so that the intake manifold can be conveniently installed, and a better fixing effect is achieved.
In order to further realize the content of the utility model, the air pipe 4 is long enough and elastic, and the air pipe 4 is bent and surrounded in the water tank 1 for a plurality of circles; during operation, pneumatic cylinder 2 drives the in-process that clamping plate 3 reciprocated, and trachea 4 extension or shrink, and trachea 4 probably fatigue failure after long-time work encircles several circles with trachea 4 in water tank 1 and can reserve certain flexible space for it to the reciprocating motion of adaptation clamping plate 3.
Example two
Referring to fig. 3, as another embodiment of the present invention, in a first comparative example, a set of rollers 12 is rotatably connected to one side of the water bag 8 close to the clamping plate 3, and the rollers 12 are vertically and symmetrically distributed; when the water bag clamping device works, when the clamping plate 3 extrudes the water bag 8, the edge of the clamping plate is in contact with the roller 12 and the roller 12 rotates, sliding friction is changed into rolling friction, friction resistance is reduced, the edge of the clamping plate 3 is prevented from tearing the water bag 8, and the service life of the water bag 8 is prolonged.
According to the working principle, two ends of an air inlet manifold are respectively fixed on a plugging unit and an inflating unit of a clamping plate 3, a hydraulic cylinder 2 is controlled to drive the clamping plate 3 to move downwards, so that the air inlet manifold is completely immersed in water, then an external high-pressure air pump is started, the air inlet manifold is inflated through an air pipe 4 and an air inlet channel 5, so that the air in the air inlet manifold reaches a certain pressure value, whether bubbles are generated in the water or not is observed, if the bubbles are generated, the air tightness of the air inlet manifold is unqualified, and the detection method is more visual and cannot be influenced by the air tightness of inflating equipment; in the process of controlling the hydraulic cylinder 2 to drive the clamping plate 3 to move downwards, the edge of the clamping plate 3 extrudes the water bag 8, so that water in the water bag 8 enters the bottom end of the piston cylinder 6 through a pipeline to push the hydraulic cylinder 2 to move upwards for a short distance, when the edge of the clamping plate 3 is separated from the water bag 8, the hydraulic cylinder 2 is reset and vibrates under the action of the spring 7, and then the air inlet manifold is driven to vibrate, so that bubbles remained in a gap when the air inlet manifold enters water are separated from the gap and float to the water surface, and the bubbles carried by the air inlet manifold are prevented from influencing an observation result; after detection is finished, the hydraulic cylinder 2 is controlled to drive the clamping plate 3 to move upwards and completely float out of the water surface, then the motor 9 is started to drive the fan 10 to rotate, the air inlet manifold is dried, meanwhile, water drops dropping from the air inlet manifold fall on the fan 10 and are thrown onto the arc-shaped water baffle plate 11 by the fan blades, and the arc-shaped water baffle plate 11 can prevent the dropping water drops from wetting the air inlet manifold again; because the intake manifold is of a bent structure, the two ends of the clamping plate 3 are provided with certain inclination angles, so that the intake manifold can be conveniently installed, and a better fixing effect is achieved; in the process that the hydraulic cylinder 2 drives the clamping plate 3 to move up and down, the air pipe 4 extends or contracts, the air pipe 4 can lose fatigue and lose efficacy after long-time work, and a certain telescopic space can be reserved for the air pipe 4 by bending and surrounding the air pipe 4 in the water tank 1 for a plurality of circles so as to adapt to the reciprocating motion of the clamping plate 3; when the clamping plate 3 extrudes the water bag 8, the edge of the clamping plate contacts with the roller 12 and enables the roller 12 to rotate, sliding friction is changed into rolling friction, friction resistance is reduced, the edge of the clamping plate 3 is prevented from tearing the water bag 8, and the service life of the water bag 8 is prolonged.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (6)
1. Automobile engine intake manifold gas tightness detects frock, its characterized in that: comprises a water tank (1); a hydraulic cylinder (2) is arranged at the bottom of the water tank (1); the upper end of a hydraulic rod of the hydraulic cylinder (2) is fixedly connected with a clamping plate (3); one end of the clamping plate (3) is provided with a plugging unit, and the other end of the clamping plate is provided with an inflating unit; the inflation unit comprises a gas tube (4); one end of the air pipe (4) is fixedly connected with the side wall of the water tank (1), the end is communicated with an external high-pressure air pump, and the other end is fixedly connected with the clamping plate (3); an air inlet channel (5) is arranged in the clamping plate (3), and the air inlet channel (5) is communicated with the air pipe (4).
2. The automobile engine intake manifold airtightness detection tool according to claim 1, characterized in that: the bottom of the water tank (1) is fixedly connected with a piston cylinder (6), and the hydraulic cylinder (2) is connected in the piston cylinder (6) in a sliding manner; a spring (7) is fixedly connected between the hydraulic cylinder (2) and the bottom end of the piston cylinder (6); a water bag (8) is fixedly connected to the side wall of the water tank (1), and the water bag (8) is communicated with the bottom end of the piston cylinder (6) through a pipeline.
3. The automobile engine intake manifold airtightness detection tool according to claim 1, characterized in that: the middle part of the clamping plate (3) is fixedly connected with a motor (9); a fan (10) is fixedly connected to an output shaft of the motor (9); arc-shaped water baffles (11) are fixedly connected to the clamping plates (3) on the two sides of the fan (10).
4. The automobile engine intake manifold airtightness detection tool according to claim 1, characterized in that: the two ends of the clamping plate (3) have certain inclination angles and are symmetrical.
5. The automobile engine intake manifold airtightness detection tool according to claim 1, characterized in that: the air pipe (4) is long enough and elastic, and the air pipe (4) is bent and surrounds a plurality of circles in the water tank (1).
6. The automobile engine intake manifold airtightness detection tool according to claim 2, characterized in that: one side of the water bag (8) close to the clamping plate (3) is rotatably connected with a group of rollers (12), and the rollers (12) are vertically and symmetrically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120710010.XU CN214373163U (en) | 2021-04-07 | 2021-04-07 | Air tightness detection tool for air inlet manifold of automobile engine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120710010.XU CN214373163U (en) | 2021-04-07 | 2021-04-07 | Air tightness detection tool for air inlet manifold of automobile engine |
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| CN214373163U true CN214373163U (en) | 2021-10-08 |
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| CN202120710010.XU Active CN214373163U (en) | 2021-04-07 | 2021-04-07 | Air tightness detection tool for air inlet manifold of automobile engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720539A (en) * | 2021-11-04 | 2021-11-30 | 济宁安泰矿山设备制造有限公司 | Exhaust manifold airtightness detection device |
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2021
- 2021-04-07 CN CN202120710010.XU patent/CN214373163U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720539A (en) * | 2021-11-04 | 2021-11-30 | 济宁安泰矿山设备制造有限公司 | Exhaust manifold airtightness detection device |
| CN113720539B (en) * | 2021-11-04 | 2024-03-19 | 济宁安泰矿山设备制造有限公司 | Exhaust manifold gas tightness check out test set |
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