CN201221971Y - Apparatus for automatically opening film - Google Patents
Apparatus for automatically opening film Download PDFInfo
- Publication number
- CN201221971Y CN201221971Y CNU2008201249098U CN200820124909U CN201221971Y CN 201221971 Y CN201221971 Y CN 201221971Y CN U2008201249098 U CNU2008201249098 U CN U2008201249098U CN 200820124909 U CN200820124909 U CN 200820124909U CN 201221971 Y CN201221971 Y CN 201221971Y
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- CN
- China
- Prior art keywords
- film
- soap
- container
- support plate
- seal
- 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.)
- Expired - Lifetime
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Abstract
Disclosed is an automatic film-opening device, the lower end of a soap-film tube of the automatic film-opening device is connected with the top end of a container, two sides of the top end of the container are respectively connected with an air inlet and a sealing opening, the container contains soap lye, the container and the soap-film tube are fixed on a supporting plate, the lower end of the supporting plate is hinged to a locating block on a bottom plate via a supporting plate pin, the center or the upper portion of the supporting plate is equipped with a driving mechanism which can drive the supporting plate to reciprocatingly swing around the supporting plate pin. The device drives the container to swing reciprocatingly via the driving mechanism, the soap lye in the container can form soap film at the inner end of the air inlet along with the swinging of the container, and is driven by the airflow to move to the inner end of the soap-film tube to form available soap film. The film-opening type not only can automatically open film, but also can be applied to all instruments and meters which utilize soap film flow-meters, and can be applied to a 0.4 MPa high-pressure sealing air passage, and expands the application field of the soap film flow-devices. The utility model is simple in structure and convenient in use.
Description
Technical field
The utility model relate to a kind of be used for soap film flowmeter open film device automatically, can be widely used in environmental protection, labour hygiene, scientific research, industrial and mineral is in the soap film flowmeter calibration instrument of department's indispensabilities such as each big universities and colleges.
Background technology
At present, traditional soap-film formula traffic alignment opens film device (national grade ii standard), mainly form by a soap-film pipe and a rubber ball that indicates volume markings, in soap-film pipe bottom and the rubber ball soap-film liquid is housed, push rubber ball with hand, make and form soap-film in the soap-film pipe, under air-flow promotes, slowly rise, by the method for pushing manually open soap-film.Traditional shortcoming that opens the film mode is: it is not high to open the film success ratio, opens film quality and effect and is subjected to the influence of gas flow bigger; Particularly gas flow measurement in the high pressure sealing gas circuit and demarcation are difficult more; It is low manually to open the film success ratio, even not successful, has influenced the efficient of demarcating calibration and measuring.
Summary of the invention
The purpose of this utility model just provides a kind of film device that opens automatically, with solve that prior art exists to open the film success ratio low, open the bigger problem of influence that film quality is subjected to gas flow.
The technical scheme of taking of the present utility model is: comprise gas outlet, soap-film pipe, air intake opening, seal, gland bonnet, container and soap-film liquid, described gas outlet is connected the upper end of soap-film pipe, the lower end of soap-film pipe and air intake opening all are connected with the top of container with seal, and this air intake opening and seal lay respectively at the both sides of soap-film pipe; In described container, soap lye is housed; Be provided with gland bonnet on the seal described putting, it is characterized in that: described container and soap-film pipe are fixed on the support plate, and the lower end of this support plate is hinged on the locating piece above the base plate by a support plate bearing pin; Middle part or top and one at described support plate can drive the driving mechanism of this support plate around described support plate bearing pin reciprocally swinging.
The beneficial effects of the utility model are: this device drives this container reciprocally swinging by driving mechanism, soap-film liquid in the container be along with the every swing of container once can form soap-film in that air intake opening is inner, and the inner of shifting to the soap-film pipe under the promotion of air-flow is formed with the soap-film of usefulness.This film mode that opens not only can open film automatically, can also be applied in all instrument and meters of using soap film flowmeter, and can be applied in the high pressure sealing gas circuit of 0.4MPa, has enlarged the application of soap-film formula gas flow meter.Simple in structure, easy to use.
Description of drawings
Fig. 1 is the structural representation that the utility model adopts motor-driven embodiment;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation that the utility model adopts the embodiment of solenoid actuated.
Description of reference numerals: 1, gas outlet, 2, the soap-film pipe, 3, air intake opening, 4, seal, 5, gland bonnet, 6, container, 7, soap-film liquid, 8, open the film angle sheave, 9, support plate, 10, motor, 11, fixed head, 12, locating piece, 13, low plate, 14, the support plate bearing pin, 15, slotted hole, 16, open the bearing pin on the film angle sheave, 17, solenoid, 18, moving unshakable in one's determination, 19, the bearing pin on moving top unshakable in one's determination, 20, the electromagnet fixed head.
Embodiment
Referring to Fig. 1～Fig. 3, the utility model comprises gas outlet 1, soap-film pipe 2, air intake opening 3, seal 4, gland bonnet 5, container 6 and soap-film liquid 7, described gas outlet 1 is connected the upper end of soap-film pipe 2, the lower end of soap-film pipe 2 and air intake opening 3 all are connected with the top of container 6 with seal 4, and this air intake opening 3 and seal 4 lay respectively at the both sides of soap-film pipe 2; In described container 6, soap lye 7 is housed.Put on the seal 4 by seal with screwed joint lid 5 described.It is characterized in that: described container 6 and soap-film pipe 2 are fixed on the support plate 9, and the lower end of this support plate 9 is hinged on the locating piece 12 above the base plate 13 by a support plate bearing pin 14; Middle part or top and one at described support plate 9 can drive the driving mechanism of this support plate 9 around described support plate bearing pin reciprocally swinging.
Referring to Fig. 1 and Fig. 2, the driving mechanism of this embodiment comprises motor 10, opens film driving wheel 8 and fixed head 11, and motor 10 is installed on the fixed head 11, fixed head 11 lower ends be fixed on locating pieces 12 fixing above the described base plate 13 on.Be equipped with on the output shaft of this motor 10 and open film driving wheel 8, the eccentric part that opens film driving wheel 8 is connected with slotted hole 15 on being located at described support plate 9 by a bearing pin 16, and this bearing pin 16 can slide in this slotted hole 15.
Referring to Fig. 3, the driving mechanism of this embodiment is an electromagnet, and this electromagnet is made of solenoid 17 and moving unshakable in one's determination 18, and solenoid 17 is fixed on the fixed head 20, the lower end of fixed head 20 and fixing above the described base plate 13.The top that should move iron core 18 is hinged with the slotted hole on support plate 9 middle parts or top by bearing pin 19.
Described soap-film pipe 2 adopts glass or other transparent material to make.The cross sectional shape of described air intake opening 3, seal 4 is for circular and be provided with external thread, and described gland bonnet 5 and seal 4 are by being threaded.
The utility model is when using, and it is good with gland bonnet 5 cappings to container 6 backs to inject soap-film liquid 7 from seal 4; From air intake opening 3 air inlets; Gas outlet 1 can place atmosphere or be contained in closed conduit.
The utility model is in when work, drives the together certain angle (shown in the arrow among accompanying drawing 1 and Fig. 3) of reciprocally swinging to the right such as this support plate 9 and container 6 that is fixed together with it and soap-film pipe 2 etc. by driving mechanism, gets back to the upright position then.The angular dimension of deflection is so that air intake opening 3 immerses the liquid level of soap-film liquid 7 is as the criterion.Soap-film liquid 7 in the container 6 is along with container 6 swing to the right whenever once can be at the air intake opening 3 inner soap-films that form, and under the promotion of the tested air-flow that enters air intake opening 3, shift to the lower end of soap-film pipe 2, the lower end of soap-film pipe 2 intercepts soap-film and moves up along soap-film pipe 2, the perseveration that does not stop like this, that then can not stop obtains soap-film, reaches the purpose that opens film automatically.
The all available microcomputer controller of motor 10 of the present utility model and electromagnet is controlled the frequency of its swing, and motor 10 adopts stepper motor, realizes automatically opening film.Also available manual mode drives the swing of support plate 9 and container 6 that is fixed together with it and soap-film pipe 2 etc.
Of the present utility model open membrane process and gas flow irrelevant, can survey the positive and negative pressure flow, range ability is big, simple in structure, easy to operate, be difficult for brokenly opening film success ratio height, improving the gas flow measurement precision, can be applied in the high pressure sealing gas circuit, the correction of other gas flow instrument brings many convenience, enlarges the range of application of soap-film formula gas flow meter.
Claims (5)
1, a kind of film device that opens automatically, comprise gas outlet (1), soap-film pipe (2), air intake opening (3), seal (4), gland bonnet (5), container (6) and soap-film liquid (7), described gas outlet (1) is connected the upper end of soap-film pipe (2), the lower end of soap-film pipe (2) and air intake opening (3) all are connected with the top of container (6) with seal (4), and this air intake opening (3) and seal (4) lay respectively at the both sides of soap-film pipe (2); Soap lye (7) is housed in described container (6); Be provided with gland bonnet (5) on the seal (4) described putting, it is characterized in that: described container (6) and soap-film pipe (2) are fixed on the support plate (9), and the lower end of this support plate (9) is hinged on the top locating piece (12) of base plate (13) by a support plate bearing pin (14); Middle part or top and one at described support plate (9) can drive the driving mechanism of this support plate (9) around described support plate bearing pin reciprocally swinging.
2, the film device that opens automatically according to claim 1, it is characterized in that: described driving mechanism comprises motor (10), opens film driving wheel (8) and fixed head (11), motor (10) is fixed on the described base plate (13) by fixed head (11), on the output shaft of this motor (10), be equipped with and open film driving wheel (8), the eccentric part that opens film driving wheel (8) is connected with slotted hole (15) on being located at described support plate (9) by a bearing pin (16), and this bearing pin (16) can slide in this slotted hole (15).
3, the film device that opens automatically according to claim 1, it is characterized in that: described driving mechanism is an electromagnet, this electromagnet is made of solenoid (17) and moving (18) unshakable in one's determination, solenoid (17) is fixed on the fixed head (20), and the lower end of fixed head (20) and described base plate (13) are fixing; The top that should move (18) unshakable in one's determination is by bearing pin (19) and support plate (9) middle part or upper articulation.
4, the film device that opens automatically according to claim 1 is characterized in that: described soap-film pipe (2) adopts glass or other transparent material to make.
5, the film device that opens automatically according to claim 1 is characterized in that: the cross sectional shape of described air intake opening (3), seal (4) is for circular and be provided with external thread, and described gland bonnet (5) and seal (4) are by being threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201249098U CN201221971Y (en) | 2008-07-07 | 2008-07-07 | Apparatus for automatically opening film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201249098U CN201221971Y (en) | 2008-07-07 | 2008-07-07 | Apparatus for automatically opening film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201221971Y true CN201221971Y (en) | 2009-04-15 |
Family
ID=40575477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201249098U Expired - Lifetime CN201221971Y (en) | 2008-07-07 | 2008-07-07 | Apparatus for automatically opening film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201221971Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925957A (en) * | 2014-04-02 | 2014-07-16 | 新疆维吾尔自治区计量测试研究院 | Soap film flow meter with automatic film opening function |
-
2008
- 2008-07-07 CN CNU2008201249098U patent/CN201221971Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925957A (en) * | 2014-04-02 | 2014-07-16 | 新疆维吾尔自治区计量测试研究院 | Soap film flow meter with automatic film opening function |
| CN103925957B (en) * | 2014-04-02 | 2017-08-08 | 新疆维吾尔自治区计量测试研究院 | One kind opens membrane type soap film flowmeter automatically |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wuhan Yuhong Environment Protection Development Co., Ltd. Assignor: Wuhan Tianhong Instruments Co., Ltd. Contract record no.: 2011420000012 Denomination of utility model: Apparatus for automatically opening film Granted publication date: 20090415 License type: Exclusive License Record date: 20110314 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090415 |
|
| CX01 | Expiry of patent term |