CN215196020U - Warning membrane type filter - Google Patents
Warning membrane type filter Download PDFInfo
- Publication number
- CN215196020U CN215196020U CN202121022781.6U CN202121022781U CN215196020U CN 215196020 U CN215196020 U CN 215196020U CN 202121022781 U CN202121022781 U CN 202121022781U CN 215196020 U CN215196020 U CN 215196020U
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- base body
- circuit board
- membrane filter
- groove
- alarming
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Abstract
The utility model provides an alarm membrane filter, which comprises a base body, a pressure ring, a contact piece, a circuit board and a membrane; an air inlet hole and an air outlet hole are symmetrically arranged on the base body, an air inlet channel and an air outlet channel communicated with the air inlet hole and the air outlet hole are respectively arranged in the base body, and the upper end of the base body is recessed inwards to form a filling groove; the circuit board is arranged at the bottom of the encapsulating groove; the contact piece is arranged in the encapsulating groove and is electrically connected with the circuit board, and the lower end of the contact piece extends out of the encapsulating groove; the compression ring is arranged at the lower end of the base body, and an air chamber is arranged at the upper end of the compression ring; the air chamber is communicated with the air inlet channel and the air outlet channel; the diaphragm is arranged in the air chamber and is in contact with the contact piece. The utility model discloses it is more convenient that the installation is maintained, and it is stronger to have distinguished power simultaneously, has reduced the misstatement rate and has reduced the cost simultaneously.
Description
Technical Field
The utility model belongs to the technical field of filter, concretely relates to warning diaphragm type filter.
Background
Moisture in the gas is the most common filtered component in many detection system pretreatments. When the water content is too high, it may interfere with many detection instruments and even damage the instrumentation.
Prior art membrane filters include: the device comprises a sensing unit, a signal processing unit, an audible and visual alarm unit and a signal output unit. The sensing unit senses the water content, and the output signal enters the signal processing unit to be processed and then is alarmed and output. The prior art membrane filters, because their sensing elements are usually resistive sensors, often produce false alarms due to too low resolution. Meanwhile, the induction unit is connected with a support in the installation and maintenance process, so that the maintenance is inconvenient.
SUMMERY OF THE UTILITY MODEL
To prior art's defect, the utility model provides an alarm membrane type filter, its installation is maintained more conveniently, and it is stronger to have distinguished the ability simultaneously, has reduced the misstatement rate and has reduced the cost simultaneously.
The utility model provides an alarm membrane filter, which comprises a base body, a pressure ring, a contact piece, a circuit board and a membrane;
an air inlet hole and an air outlet hole are symmetrically arranged on the base body, an air inlet channel and an air outlet channel communicated with the air inlet hole and the air outlet hole are respectively arranged in the base body, and the upper end of the base body is recessed inwards to form a filling groove;
the circuit board is arranged at the bottom of the encapsulating groove;
the contact piece is arranged in the encapsulating groove and is electrically connected with the circuit board, and the lower end of the contact piece extends out of the encapsulating groove;
the compression ring is arranged at the lower end of the base body, and an air chamber is arranged at the upper end of the compression ring;
the air chamber is communicated with the air inlet channel and the air outlet channel;
the diaphragm is arranged in the air chamber and is in contact with the contact piece.
In the above technical solution, the utility model discloses can also do following improvement.
The preferable technical scheme is characterized in that: the lower extreme ring of base member is equipped with first draw-in groove, the upper end ring of clamping ring is equipped with the second draw-in groove, be equipped with the sealing washer between first draw-in groove and the second draw-in groove.
The preferable technical scheme is characterized in that: the pressing ring is connected with the lower end of the base body in a screwed mode and tightly pressed.
The preferable technical scheme is characterized in that: the top cover is in threaded connection with the upper end of the base body.
The preferable technical scheme is characterized in that: the lower extreme of circuit board is equipped with the alarm lamp, the alarm lamp with circuit board electric connection.
The preferable technical scheme is characterized in that: the circuit board is connected with a signal wire.
The preferable technical scheme is characterized in that: the circuit board is connected with a power supply through a signal wire.
The preferable technical scheme is characterized in that: the contact pieces are arranged symmetrically left and right.
The preferable technical scheme is characterized in that: a bulge is arranged in the air chamber.
The preferable technical scheme is characterized in that: the substrate is made of organic glass.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up base member, clamping ring, contact, circuit board and diaphragm, the overall structure installation is simple, makes things convenient for follow-up maintenance and change, and the test section adopts contact and diaphragm to replace simultaneously, has reduced manufacturing cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of an alarm membrane filter according to an embodiment of the present invention.
Figure 2 is a side view of an alarming membrane filter according to an embodiment of the invention.
Fig. 3 is a sectional view taken along line a-a of fig. 1.
In the figure, the respective symbols have the following meanings:
1. a substrate; 11. an air inlet; 12. an air outlet; 13. an air intake passage; 14. an air outlet channel; 15. filling and sealing the groove; 16. a first card slot; 2. pressing a ring; 21. an air chamber; 22. a second card slot; 23. a protrusion; 3. a contact piece; 4. a circuit board; 41. an alarm lamp; 5. a membrane; 6. a bottom cover; 7. a seal ring; 8. and a top cover.
Detailed Description
To further understand the contents, features and functions of the present invention, the following embodiments are illustrated and described in detail as follows:
referring to fig. 1 to 3, the present embodiment provides an alarm membrane filter, which includes a substrate 1, a pressing ring 2, a contact piece 3, a circuit board 4 and a membrane 5;
an air inlet hole 11 and an air outlet hole 12 are symmetrically arranged on the base body 1, an air inlet channel 13 and an air outlet channel 14 communicated with the air inlet hole 11 and the air outlet hole 12 are respectively arranged in the base body 1, and the upper end of the base body 1 is recessed inwards to form a pouring groove 15;
the circuit board 4 is arranged at the bottom of the encapsulating groove 15;
the contact piece 3 is arranged in the encapsulating groove 15 and is electrically connected with the circuit board 4, and the lower end of the contact piece 3 extends out of the encapsulating groove 15;
the compression ring 2 is arranged at the lower end of the base body 1, and an air chamber 21 is arranged at the upper end of the compression ring 2;
the air chamber 21 is communicated with the air inlet channel 13 and the air outlet channel 14;
the diaphragm 5 is disposed in the air chamber 21 and is in contact with the contact piece 3.
Referring to fig. 3, a first clamping groove 16 is annularly arranged at the lower end of the base 1, a second clamping groove 22 is annularly arranged at the upper end of the pressing ring 2, and a sealing ring 7 is arranged between the first clamping groove 16 and the second clamping groove 22.
Referring to fig. 1 to 3, the pressing ring further includes a bottom cover 6, and the bottom cover 6 is screwed to the lower end of the base 1 and presses the pressing ring 2.
Referring to fig. 1 to 3, the device further includes a top cover 8, and the top cover 8 is screwed with the upper end of the base 1.
Referring to fig. 1 and 3, a warning lamp 41 is disposed at a lower end of the circuit board 4, and the warning lamp 41 is electrically connected to the circuit board 4.
In this embodiment, a signal line (not shown) is connected to the circuit board 4; the circuit board 4 is connected with a power supply through a signal wire.
Referring to fig. 1 and 3, the two contact pieces 3 are symmetrically arranged.
Referring to fig. 3, a protrusion 23 is disposed in the air chamber 21.
In the present example, the base body 1 is made of plexiglass.
In this embodiment, except that base member 1 adopts the organic glass to make, top cap 8, bottom 6 and clamping ring 2 also adopt the organic glass to make, observe the inside behavior of device more easily like this, because base member 1 and top cap 8 adopt the spiro union for the device can the panel mount. And the setting of bottom 6 is then used for fastening base member 1, clamping ring 2, sealing washer 7 and diaphragm 5 together, plays sealed effect, when the device breaks down or diaphragm 5 pollutes, but quick replacement, convenient maintenance.
The detection of this embodiment is realized through diaphragm 5 and contact 3, and specific interval is according to gaseous water content design sensitivity between two contacts 3, when the water content that lets in gas is greater than the specified value, forms the route between diaphragm 5 and two contacts 3 to this control relay work, here relay and signal line carry out electric connection.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," 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 are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. An alarming membrane filter, characterized in that: comprises a base body, a press ring, a contact piece, a circuit board and a diaphragm;
an air inlet hole and an air outlet hole are symmetrically arranged on the base body, an air inlet channel and an air outlet channel communicated with the air inlet hole and the air outlet hole are respectively arranged in the base body, and the upper end of the base body is recessed inwards to form a filling groove;
the circuit board is arranged at the bottom of the encapsulating groove;
the contact piece is arranged in the encapsulating groove and is electrically connected with the circuit board, and the lower end of the contact piece extends out of the encapsulating groove;
the compression ring is arranged at the lower end of the base body, and an air chamber is arranged at the upper end of the compression ring;
the air chamber is communicated with the air inlet channel and the air outlet channel;
the diaphragm is arranged in the air chamber and is in contact with the contact piece.
2. An alarming membrane filter as claimed in claim 1, wherein: the lower extreme ring of base member is equipped with first draw-in groove, the upper end ring of clamping ring is equipped with the second draw-in groove, be equipped with the sealing washer between first draw-in groove and the second draw-in groove.
3. A warning membrane filter according to claim 2, characterised in that: the pressing ring is connected with the lower end of the base body in a screwed mode and tightly pressed.
4. An alarming membrane filter as claimed in claim 1, wherein: the top cover is in threaded connection with the upper end of the base body.
5. An alarming membrane filter as claimed in claim 1, wherein: the lower extreme of circuit board is equipped with the alarm lamp, the alarm lamp with circuit board electric connection.
6. An alarming membrane filter as claimed in claim 1, wherein: the circuit board is connected with a signal wire.
7. An alarming membrane filter as claimed in claim 6, wherein: the circuit board is connected with a power supply through a signal wire.
8. An alarming membrane filter as claimed in claim 1, wherein: the contact pieces are arranged symmetrically left and right.
9. An alarming membrane filter as claimed in claim 1, wherein: a bulge is arranged in the air chamber.
10. An alarming membrane filter as claimed in claim 1, wherein: the substrate is made of organic glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121022781.6U CN215196020U (en) | 2021-05-13 | 2021-05-13 | Warning membrane type filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121022781.6U CN215196020U (en) | 2021-05-13 | 2021-05-13 | Warning membrane type filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215196020U true CN215196020U (en) | 2021-12-17 |
Family
ID=79418947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121022781.6U Active CN215196020U (en) | 2021-05-13 | 2021-05-13 | Warning membrane type filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215196020U (en) |
-
2021
- 2021-05-13 CN CN202121022781.6U patent/CN215196020U/en active Active
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