CN219112433U - Cleaning device of oil duct leakage testing machine - Google Patents
Cleaning device of oil duct leakage testing machine Download PDFInfo
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- CN219112433U CN219112433U CN202223269488.7U CN202223269488U CN219112433U CN 219112433 U CN219112433 U CN 219112433U CN 202223269488 U CN202223269488 U CN 202223269488U CN 219112433 U CN219112433 U CN 219112433U
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Abstract
The utility model discloses a cleaning device of an oil duct leakage testing machine, and relates to the technical field of cleaning devices of leakage testing machines. The leak detector comprises a leak detector body, an upper cover and a reciprocating screw rod penetrating through the upper cover, wherein the bottom end of the reciprocating screw rod is rotationally connected with a supporting seat, an internal thread sleeve is connected on the outer circular surface of the reciprocating screw rod in a transmission way, a supporting rod is fixed on the outer circular surface of the internal thread sleeve, a guide cover is fixed on the top of the dust cover, and the guide cover is communicated with the inner cavity of the dust cover. According to the utility model, the reciprocating screw rod driven by the stepping motor drives the dust hood positioned in the inner cavity of the leakage detection machine body to reciprocate up and down, so that dust on the inner wall of the leakage detection machine body is cleaned, the dust cleaning effect is improved, meanwhile, air flow is formed in the inner cavity of the leakage detection machine body under the action of the air suction hose and the air inlet pipe, the dust is driven to enter the dust hood along with the air flow, finally, the dust enters the annular air flue and is discharged out of the inner cavity of the leakage detection machine body through the air suction hose, and the cleaning work of the leakage detection machine is realized.
Description
Technical Field
The utility model belongs to the technical field of cleaning devices of leak detectors, and particularly relates to a cleaning device of an oil duct leak detector.
Background
The leakage detecting machine is mainly applied to industries such as automobiles, internal combustion engines, motorcycles, compressors and the like; is an important device for detecting the leakage state of parts and ensuring the quality of products. The main leak tester in the market is: dry type airtight leakage tester, dry-wet combined airtight leakage tester, flow detection airtight leakage tester, engine assembly airtight leakage tester. Dry airtight leak tester: after the tested workpiece is plugged, the inner cavity of the tested workpiece is inflated, balanced, saturated and measured by using clean and dry air medium through a leakage detection instrument, and then exhausted; and display the measured leak rate magnitude.
When the dry airtight leak tester is used for testing leak of parts, the parts to be tested are required to be placed in the leak tester, dust or metal chips are inevitably carried on the parts to be tested in the production and processing processes, the dust or metal chips on the parts can flow inside the leak tester along with air flow or adhere to the inner wall of the leak tester in the testing process, and after the dry airtight leak tester is used for many times, the dust and the metal chips are easily gathered in the leak tester in a large quantity, so that the normal work of the leak tester is affected, the tested parts are sometimes blocked, and errors in detection are caused, so that the leak tester needs to be cleaned in time after being used.
Disclosure of Invention
The utility model aims to provide a cleaning device of an oil duct leakage tester, which is characterized in that a reciprocating screw driven by a stepping motor is arranged on an upper cover, a cleaning structure matched with a wall body of a leakage tester body is arranged on the reciprocating screw, and a suction fan is matched to suck clean air to discharge air with return trucks and metal scraps, so that an inner cavity of the leakage tester body is cleaned.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to an oil duct leakage testing machine cleaning device which comprises a leakage testing machine body, an upper cover fixed on the top of the leakage testing machine body through a fastening bolt, and a reciprocating screw penetrating through the upper cover, wherein the reciprocating screw is rotationally connected with the upper cover, the bottom end of the reciprocating screw is rotationally connected with a supporting seat, and the bottom end of the supporting seat is in contact with the inner bottom of the leakage testing machine body.
The reciprocating screw is located the inside one section excircle face of leak hunting machine body and is transmitted and is connected with the internal thread cover, be annular equidistance on the internal thread cover excircle face and be fixed with a plurality of bracing pieces, a plurality of the one end that the internal thread cover was kept away from to the bracing piece is through a suction hood fixed connection, suction hood excircle face and leak hunting machine body inner chamber laminating, the suction hood top is fixed with the kuppe, the kuppe is through seting up guiding gutter and the suction hood inner chamber intercommunication at the suction hood top.
An exhaust cavity is formed in one end, away from the internal thread sleeve, of the support rod, and the exhaust cavity is communicated with the inner cavity of the dust hood; the top end of the supporting rod is fixedly provided with an annular air duct, the annular air duct is communicated with an inner cavity of an air suction cavity formed in the supporting rod through a guide pipe, the top of the annular air duct is fixedly provided with an air suction hose communicated with the inner cavity of the annular air duct, and the top end of the air suction hose penetrates through the upper cover and extends to the top end of the upper cover.
As a preferable technical scheme of the utility model, a stepping motor is fixed at the top of the upper cover, and the output shaft end of the stepping motor is fixedly connected with a reciprocating screw rod through a shaft sleeve.
As a preferable technical scheme of the utility model, an air inlet pipe is fixed at the top of the upper cover, an air filtering sleeve is fixed at the top end of the air inlet pipe, a guide rod is fixed at the bottom of the upper cover and positioned in the leakage detection machine body, and the guide rod penetrates through the support rod and extends to the lower part of the support rod.
As a preferable technical scheme of the utility model, the air filtering sleeve comprises a sleeve fixedly connected with the air inlet pipe, a filtering cover is fixed at the top end of the sleeve, and air filtering cotton is filled in the sleeve.
As a preferable technical scheme of the utility model, the cross section of the outer edge of the bottom of the dust hood is in a tip shape, and the top of the dust hood is provided with a top opening for installing a guide rod, a reciprocating screw rod and an annular air duct.
The utility model has the following beneficial effects:
1. according to the utility model, the reciprocating screw rod driven by the stepping motor drives the dust hood positioned in the inner cavity of the leakage detection machine body to reciprocate up and down, so that dust on the inner wall of the leakage detection machine body is cleaned, the dust cleaning effect is improved, meanwhile, air flow is formed in the inner cavity of the leakage detection machine body under the action of the air suction hose and the air inlet pipe, the dust is driven to enter the dust hood along with the air flow, finally, the dust enters the annular air flue and is discharged out of the inner cavity of the leakage detection machine body through the air suction hose, and the cleaning work of the leakage detection machine is realized.
2. Through the use of the air filtering sleeve, the air entering the interior of the leakage detection machine body can be filtered when the air suction hose is connected to the external exhaust fan, so that the entering air does not contain impurities such as dust and the like, and the cleaning effect on the inner cavity of the leakage detection machine body is improved.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a cleaning device of an oil duct leakage tester.
Fig. 2 is a front view of the present utility model.
Fig. 3 is a schematic cross-sectional view of fig. 2 at A-A.
Fig. 4 is a schematic view of the internal structure of the present utility model.
Fig. 5 is a schematic view of the structure of fig. 4 at another view angle.
Fig. 6 is a schematic cross-sectional view of the internal structure of the present utility model.
Fig. 7 is a schematic structural view of the dust hood, the air guide sleeve and the flow guide groove.
In the drawings, the list of components represented by the various numbers is as follows:
the leakage detection machine comprises a 1-leakage detection machine body, a 2-upper cover, a 3-reciprocating screw, a 4-supporting seat, a 5-internal thread sleeve, a 6-supporting rod, a 7-dust hood, an 8-flow guide hood, a 9-flow guide groove, a 10-air suction cavity, an 11-annular air duct, a 12-air suction hose, a 13-stepping motor, a 14-air inlet pipe, a 15-air filtering sleeve and a 16-guide rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
First embodiment:
referring to fig. 1-7, the utility model discloses a cleaning device of an oil duct leakage tester, which comprises a leakage tester body 1, an upper cover 2 fixed on the top of the leakage tester body 1 through a fastening bolt, and a reciprocating screw 3 penetrating through the upper cover 2, wherein the reciprocating screw 3 is rotationally connected with the upper cover 2, the bottom end of the reciprocating screw 3 is rotationally connected with a supporting seat 4, and the bottom end of the supporting seat 4 is contacted with the inner bottom of the leakage tester body 1.
The reciprocating screw rod 3 is located the transmission and is connected with internal thread cover 5 on the inside one section excircle face of leak hunting machine body 1, is annular equidistance on the excircle face of internal thread cover 5 and is fixed with a plurality of bracing pieces 6, and a dust hood 7 fixed connection is passed through to the one end that internal thread cover 5 was kept away from to a plurality of bracing pieces 6, and the laminating of dust hood 7 excircle face and leak hunting machine body 1 inner chamber, and dust hood 7 top is fixed with kuppe 8, and kuppe 8 communicates with dust hood 7 inner chamber through seting up guiding gutter 9 at dust hood 7 top.
An air suction cavity 10 is formed at one end of the support rod 6 far away from the internal thread sleeve 5, and the air suction cavity 10 is communicated with the inner cavity of the dust hood 7; the top of the supporting rod 6 is fixedly provided with an annular air channel 11, the annular air channel 11 is communicated with the inner cavity of an air draft cavity 10 formed in the supporting rod 6 through a guide pipe, the top of the annular air channel 11 is fixedly provided with an air draft hose 12 communicated with the inner cavity of the annular air channel 11, and the top of the air draft hose 12 penetrates through the upper cover 2 and extends to the top of the upper cover 2.
The top of the upper cover 2 is fixed with a stepping motor 13, and the output shaft end of the stepping motor 13 is fixedly connected with the reciprocating screw rod 3 through a shaft sleeve.
The guide rod 16 is fixed at the bottom of the upper cover 2 and positioned in the leak detector body 1, and the guide rod 16 penetrates through the support rod 6 and extends to the lower part of the support rod 6.
One specific application of this embodiment is: when the air suction device is used, the external exhaust fan is connected with the exhaust hose 12, the exhaust fan works to extract air in the inner cavity of the leakage detection machine body 1 to form negative pressure, the outside air enters the inner cavity of the leakage detection machine body 1 through the air inlet pipe 14 and the air filter sleeve 15, air flow is formed in the inner cavity of the leakage detection machine body 1, dust and the like float, the air suction hose 12 is used for sucking out the inner cavity of the leakage detection machine body 1 through the exhaust cavity 10 and the annular air duct, meanwhile, the stepping motor 13 drives the reciprocating screw 3 to rotate, and then the internal thread sleeve 5, the supporting rod 6, the dust hood 7, the flow guide sleeve 8, the flow guide groove 9 and the like which are arranged on the reciprocating screw 3 are driven to move, so that dust on the inner wall of the leakage detection machine body 1 is cleaned, and the dust cleaning effect is improved.
Specific embodiment II:
on the basis of the first embodiment, the present embodiment is different in that:
as shown in fig. 6, the top of the upper cover 2 is fixed with an air inlet pipe 14, the top end of the air inlet pipe 14 is fixed with an air filtering sleeve 15, the air filtering sleeve 15 comprises a sleeve fixedly connected with the air inlet pipe 14, the top end of the sleeve is fixed with a filtering cover, and air filtering cotton is filled in the sleeve. The use of the air filter sleeve 15 can filter the air entering the interior of the leak detector body 1 when the air suction hose 12 is connected to an external suction fan, so that the entering air does not contain impurities such as dust and the like, and the cleaning effect on the inner cavity of the leak detector body 1 is improved.
Third embodiment:
on the basis of the second embodiment, the difference of this embodiment is that:
as shown in fig. 7, the cross section of the outer edge of the bottom of the dust hood 7 is tip-shaped, so that dust adhered to the inner wall of the leakage detection machine body 1 can be scraped off, the cleaning effect of dust and metal chips is improved, and the top of the air hood 8 is provided with a top opening for installing the guide rod 16, the reciprocating screw rod 3 and the annular air duct 11, so that the installation is convenient.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, 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 present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. The cleaning device of the oil duct leakage testing machine comprises a leakage testing machine body (1) and an upper cover (2) fixed at the top of the leakage testing machine body (1) through a fastening bolt, and is characterized in that,
the leak detector further comprises a reciprocating screw rod (3) penetrating through the upper cover (2), the reciprocating screw rod (3) is rotationally connected with the upper cover (2), a supporting seat (4) is rotationally connected to the bottom end of the reciprocating screw rod (3), and the bottom end of the supporting seat (4) is in contact with the inner bottom of the leak detector body (1);
the reciprocating screw (3) is positioned on one section of the outer circular surface inside the leak detector body (1) and is in transmission connection with an inner thread sleeve (5), a plurality of support rods (6) are fixed on the outer circular surface of the inner thread sleeve (5) at equal intervals in a ring shape, one ends of the support rods (6) far away from the inner thread sleeve (5) are fixedly connected through a dust hood (7), the outer circular surface of the dust hood (7) is attached to the inner cavity of the leak detector body (1), a guide hood (8) is fixed at the top of the dust hood (7), and the guide hood (8) is communicated with the inner cavity of the dust hood (7) through a guide groove (9) formed in the top of the dust hood (7);
an air suction cavity (10) is formed at one end, far away from the internal thread sleeve (5), of the supporting rod (6), and the air suction cavity (10) is communicated with the inner cavity of the dust hood (7);
the top of the supporting rod (6) is fixedly provided with an annular air duct (11), the annular air duct (11) is communicated with the inner cavity of an air suction cavity (10) formed in the supporting rod (6) through a guide pipe, the top of the annular air duct (11) is fixedly provided with an air suction hose (12) communicated with the inner cavity of the annular air duct (11), and the top of the air suction hose (12) penetrates through the upper cover (2) and extends to the top of the upper cover (2).
2. The cleaning device of the oil duct leakage tester according to claim 1, wherein a stepping motor (13) is fixed at the top of the upper cover (2), and the output shaft end of the stepping motor (13) is fixedly connected with the reciprocating screw (3) through a shaft sleeve.
3. The oil duct leakage tester cleaning device according to claim 1, wherein an air inlet pipe (14) is fixed at the top of the upper cover (2), an air filtering sleeve (15) is fixed at the top end of the air inlet pipe (14), a guide rod (16) is fixed at the bottom of the upper cover (2) and at the position inside the leakage tester body (1), and the guide rod (16) penetrates through the support rod (6) and extends to the lower part of the support rod (6).
4. An oil duct leakage tester cleaning device according to claim 3, wherein the air filter sleeve (15) comprises a sleeve fixedly connected with the air inlet pipe (14), a filter cover is fixed at the top end of the sleeve, and air filter cotton is filled in the sleeve.
5. The cleaning device for the oil duct leakage testing machine according to claim 1, wherein the cross section of the outer edge of the bottom of the dust hood (7) is tip-shaped, and a top opening for installing a guide rod (16), a reciprocating screw (3) and an annular air duct (11) is formed in the top of the dust hood (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223269488.7U CN219112433U (en) | 2022-12-06 | 2022-12-06 | Cleaning device of oil duct leakage testing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223269488.7U CN219112433U (en) | 2022-12-06 | 2022-12-06 | Cleaning device of oil duct leakage testing machine |
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| Publication Number | Publication Date |
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| CN219112433U true CN219112433U (en) | 2023-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223269488.7U Active CN219112433U (en) | 2022-12-06 | 2022-12-06 | Cleaning device of oil duct leakage testing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117070242A (en) * | 2023-10-16 | 2023-11-17 | 托普工业(江苏)有限公司 | Ash removal equipment for cracking furnace |
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2022
- 2022-12-06 CN CN202223269488.7U patent/CN219112433U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117070242A (en) * | 2023-10-16 | 2023-11-17 | 托普工业(江苏)有限公司 | Ash removal equipment for cracking furnace |
| CN117070242B (en) * | 2023-10-16 | 2024-01-26 | 托普工业(江苏)有限公司 | Ash removal equipment for cracking furnace |
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