CN204441428U - A kind of tubulose filter - Google Patents
A kind of tubulose filter Download PDFInfo
- Publication number
- CN204441428U CN204441428U CN201520090515.5U CN201520090515U CN204441428U CN 204441428 U CN204441428 U CN 204441428U CN 201520090515 U CN201520090515 U CN 201520090515U CN 204441428 U CN204441428 U CN 204441428U
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- shell
- terminal
- glue
- main body
- inwall
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Abstract
The utility model is applicable to electronic devices and components, disclose a kind of tubulose filter, it comprises the shell with inner chamber, the pcb board assembly be located in shell, to be axially arranged in shell and to pass through the first terminal of pcb board assembly and be axially inserted in the second terminal of the shell other end from one end of shell, the end of the second terminal is arranged with a containing cavity, and the end of the first terminal is placed in this containing cavity; Gap place between the sidewall of the first terminal and the inwall of shell is perfused with the first glue-line, is perfused with the second glue-line between the sidewall of the second terminal and the inwall of shell.In the utility model, it is by being located in shell by pcb board assembly, and establish the first terminal and the second terminal respectively in shell two ends, and respectively at the first terminal with pour into the first glue-line and the second glue-line between the second terminal and the inwall of shell, thus make the first terminal and the second terminal both can firmly be fixed in shell, do not get loose easily, also can play dust-proof, anti-steam and anti-vibration, shock proof effect.
Description
Technical field
The utility model belongs to electronic devices and components field, particularly relates to a kind of tubulose filter.
Background technology
Existing tubulose filter is unreasonable due to its structural design, thus when usually causing using in the environment vibrated, it occurs that terminal loosens, come off and problems such as coming off appears in the back-up ring of pipe end, and overall embedding can not be realized, thus cannot bear vibrations and impact, its reliability is not high.
Utility model content
The purpose of this utility model is to provide a kind of tubulose filter, and the terminal that the tubulose filter being intended to solve prior art exists easily loosens, comes off and cannot bear vibrations, impact and cause the problem of poor reliability.
The technical solution of the utility model is: a kind of tubulose filter, it comprises the shell with inner chamber, the pcb board assembly be located in described shell, to be axially arranged in from one end of described shell in described shell and the first terminal passing through described pcb board assembly and arrange and be axially inserted in the second terminal of the other end of described shell, the end of described second terminal is arranged with a containing cavity, and the end of described the first terminal is placed in the containing cavity of described second terminal; Gap place between the sidewall of described the first terminal and the inwall of described shell is perfused with the first glue-line, is perfused with the second glue-line between the sidewall of described second terminal and the inwall of described shell, to fill the described other end of closed described shell; The inwall that described shell contacts with described first glue-line has internal thread.
Particularly, described shell comprise tubular main pipe, be located at the T-shaped portion of described main pipe one end and be covered in the back-up ring of the other end of described main pipe, described T-shaped portion comprises the sheet form base that is covered in described main pipe end and in the protuberance of the outside projection of described sheet form base, described T-shaped portion offers along its axial direction the axis hole that runs through described protuberance and described sheet form base, described the first terminal is arranged in described shell from described axis hole, and described second terminal is arranged in described shell from the endoporus of described back-up ring.
Further, described internal thread is located on the inwall of the axis hole in described T-shaped portion.
Particularly, the inwall of the endoporus of described back-up ring has at least one groove.
Further, the contact pin portion that described the first terminal comprises cylindricality first main body, is located at the first location division of described first main body left end, is located at described first main body right-hand member, described first main body is arranged in the axis hole in T-shaped portion of described shell, described contact pin portion is placed in the main pipe of described shell, and described first location division is a rectangular patch body.
Further, in the space that the inwall that described second glue-line is plugged in the main pipe of the lateral wall of described second terminal, the madial wall of described back-up ring and described shell encloses.
Further, the limiting section that described second terminal comprises cylindricality second main body, is located at the second location division of described second main body right-hand member, is located at described second main body left end, the cross-sectional area of described limiting section is greater than the cross-sectional area of described second main body; Described second location division is U-shaped plates, and described second main body and described back-up ring are just to setting, and the lateral wall of described second location division is concordant with the interior sidewall surface of described back-up ring.
Particularly, the position that the inwall of the main pipe of described shell contacts with described second glue-line is provided with anti-Leave out thread.
Further, described pcb board assembly comprises pcb board, at least one electric capacity be electrically connected on described pcb board, described pcb board having multiple through hole, described electric capacity being surrounded isolated to make using glue to carry out making described glue can pass through the circulation of described through hole when perfusion forms described second glue-line in the inner chamber of described shell.
Particularly, described glue is AB glue.
The tubulose filter that the utility model provides, it is by being arranged in shell by pcb board assembly, and the first terminal and the second terminal are set respectively at the two ends of shell, and respectively at the first terminal with pour into filling first glue-line and the second glue-line between the second terminal and the inwall of shell, thus make the first terminal and the second terminal both can firmly be fixed in shell, situation about not getting loose easily, also can play dust-proof, the effect of anti-steam, simultaneously because the space in shell is by the embedding of glue institute, thus it can bear certain vibrations and impact, the pcb board assembly that also can be in shell provides protection, prevent the electronic devices and components short circuit in shell, thus its reliability is higher.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the tubulose filter that the utility model embodiment provides;
Fig. 2 is the exploded perspective view of the tubulose filter of Fig. 1;
Fig. 3 is that schematic diagram is cutd open in the side of the tubulose filter of Fig. 1;
Fig. 4 is another exploded perspective view of the tubulose filter of Fig. 1.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figures 1 to 4, for the exemplary plot of the tubulose filter that the utility model embodiment provides, it comprises the shell 1 with inner chamber, the pcb board assembly 2 be located in shell 1, to be axially arranged in from one end of shell 1 shell 1 in and the first terminal 3 passing through pcb board assembly 2 and arrange and axis are inserted in the second terminal 4 of the other end of shell 1, shell 1 can adopt metal material to make, the end of the second terminal 4 is arranged with a containing cavity 41, and the end of the first terminal 3 passes through pcb board assembly 2 and is placed in the containing cavity 41 of the second terminal 4 afterwards; Gap place between the sidewall of the first terminal 3 and the inwall of shell 1 is perfused with the first glue-line 5, and the inwall that shell 1 contacts with the first glue-line 5 has internal thread 11, like this, after perfusion first glue-line 5, can prevent the first terminal 3 from being extracted easily and coming off, also can prevent steam, dust etc. to enter in shell 1 thus cause short circuit; Be perfused with the second glue-line 6 between the sidewall of the second terminal 4 and the inwall of shell 1, to fill the other end of closed shell 1, thus can prevent steam, dust etc. from entering in shell 1, improve its electrical reliability.
The tubulose filter that the utility model provides, it is by being arranged in shell 1 by pcb board assembly 2, and the first terminal 3 and the second terminal 4 are set respectively at the two ends of shell 1, and respectively at the first terminal 3 with pour into filling first glue-line 5 and the second glue-line 6 between the second terminal 4 and the inwall of shell 1, thus the first terminal 3 and the second terminal 4 both can be firmly fixed in shell 1, situation about not getting loose easily, also can play dust-proof, the effect of anti-steam, simultaneously because the space in shell 1 is by the embedding of glue institute, thus it can bear certain vibrations and impact, the pcb board assembly that also can be in shell 1 provides protection, prevent the electronic devices and components short circuit in shell 1, thus its reliability is higher.
As an embodiment, shell 1 can comprise the main pipe 12 of tubular, be located at the T-shaped portion 13 of main pipe 12 one end and be covered in the back-up ring 14 of main pipe 12 other end, particularly, T-shaped portion 13 comprises the sheet form base 131 that is covered in main pipe 12 end and in the protuberance 132 of the outside projection of sheet form base 131, this protuberance 132 is cylindrical structural, T-shaped portion 13 offers along its axial direction the axis hole 133 that runs through protuberance 132 and sheet form base 131, the first terminal 3 is arranged in shell 1 from this axis hole 133, second terminal 4 is arranged in shell 1 from the endoporus of back-up ring 14, like this, the first terminal 3 and the second terminal 4 firmly can be arranged in the two ends of shell 1 respectively.
As an embodiment, described internal thread 11 is located on the inwall of axis hole 133 in T-shaped portion 13, namely makes internal thread 11 near outside, thus better can play effect that is dust-proof, anti-steam.
As a better embodiment, for the effect making the second glue-line 6 can play dust-proof, anti-steam preferably equally, can at least one groove 141 be set on the inwall of the endoporus of back-up ring 14, like this, second glue-line 6 just can flow in this groove 141, thus the combination of itself and back-up ring 14 be combined with each other with the form of rough contact-making surface, thus not only can play the effect of dust-proof, anti-steam preferably, also make the second terminal 4 to be more firmly fixed in shell 1, prevent from being pulled out easily or getting loose.
As an embodiment, the contact pin portion 33 that the first terminal 3 comprises cylindricality first main body 31, is located at the first location division 32 of the first main body 31 left end, is located at the first main body 31 right-hand member, first main body 31 is arranged in the axis hole 133 in the T-shaped portion 13 of shell 1, contact pin portion 33 is placed in the main pipe 12 of shell 1, particularly, first location division 32 is a rectangular patch body, and is provided with a waist type groove (scheming not shown) in the middle part of this rectangular patch body, connects to facilitate outside lead; When in the axis hole 133 that the first glue-line 5 is poured into the T-shaped portion 13 of shell 1, the outer end of the first glue-line 5 partly will be integrated as one with the first location division 32, and due to the first location division 32 be rectangular patch body, for non-rotary body structure, thus can prevent the first terminal 3 from rotating easily, thus the first terminal 3 entirety can be avoided easily to rotate for during rotary structure the situation got loose.
As an embodiment, in the space that the inwall that second glue-line 6 is plugged in the main pipe 12 of the lateral wall of the second terminal 4, the madial wall of back-up ring 14 and shell 1 encloses, thus both can play the effect fixing the second terminal 4, also can play and prevent dust and steam etc. from entering effect in shell 1.
As an embodiment, the limiting section 43 that the second terminal 4 comprises cylindricality second main body 41, is located at the second location division 42 of the second main body 41 right-hand member, is located at the second main body 41 left end, the cross-sectional area of limiting section 43 is greater than the cross-sectional area of the second main body 41, second location division 42 is U-shaped plates, these U-shaped plates has a groove (scheming not shown), thus outside lead can be facilitated to wear connection, second main body 41 and back-up ring 14 are just to setting, and the lateral wall of the second location division 42 is concordant with the interior sidewall surface of back-up ring 14, like this, when perfusion the second glue-line 6, cross-sectional area due to limiting section 43 is greater than the cross-sectional area of the second main body 41, thus the sidewall of the second main body 41 will surround by the second glue-line 6, formation one step lands contacts with the second glue-line 6 and combines by the limiting section 43 of the second terminal 4 and the sidewall of the second main body 41, thus limiting section 43 just makes the second terminal 4 and the second glue-line 6 relative position fix, play spacing effect, and, also make the second glue-line 6 to play better dust-proof simultaneously, the effect of anti-steam.Similarly, because the limiting section 43 of the second terminal 4 is rectangular patch body structure, be non-rotary body structure, when it combines with the second glue-line 6, it can prevent the second terminal 4 from rotating easily and getting loose equally.
In the present embodiment, the second main body 41 of through second terminal 4 of containing cavity 41 of the second terminal 4 and limiting section 43, thus the end of the first terminal 3 is placed in passing through limiting section 43 in the containing cavity 41 of the second main body 41.
As a better embodiment, the position that the inwall of the main pipe 12 of shell 1 contacts with the second glue-line 6 is provided with anti-Leave out thread 15, thus the effect dust-proof, anti-steam can played equally and prevent the second terminal 4 from getting loose.
As an embodiment, as shown in Figure 2, pcb board assembly 2 comprises pcb board 21, be electrically connected at least one electric capacity 22 on pcb board 21, pcb board 21 has multiple through hole 211, circulate to make making when using glue to carry out perfusion formation the second glue-line 6 in the inner chamber of shell 1 glue can pass through through hole 211 and electric capacity 22 is surrounded isolated, like this, electric capacity 22 will be kept apart by the second glue-line 6, do not contact with shell 1, thus carrying out temperature shock, random vibration, dither, low-frequency vibration, when impact waits and tests, test the stress produced will first be born by shell 1, thus the electric capacity 22 in shell 1 can be protected, its reliability is stronger.
As an embodiment, described glue can be AB glue, certainly, also can be the glue of other class.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace or improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a tubulose filter, it is characterized in that, comprise the shell with inner chamber, the pcb board assembly be located in described shell, to be axially arranged in from one end of described shell in described shell and the first terminal passing through described pcb board assembly and arrange and be axially inserted in the second terminal of the other end of described shell, the end of described second terminal is arranged with a containing cavity, and the end of described the first terminal is placed in the containing cavity of described second terminal; Gap place between the sidewall of described the first terminal and the inwall of described shell is perfused with the first glue-line, is perfused with the second glue-line between the sidewall of described second terminal and the inwall of described shell, to fill the described other end of closed described shell; The inwall that described shell contacts with described first glue-line has internal thread.
2. tubulose filter as claimed in claim 1, it is characterized in that, described shell comprises the main pipe of tubular, the back-up ring of the T-shaped portion being located at described main pipe one end and the other end being covered in described main pipe, described T-shaped portion comprises the sheet form base that is covered in described main pipe end and in the protuberance of the outside projection of described sheet form base, described T-shaped portion offers along its axial direction the axis hole that runs through described protuberance and described sheet form base, described the first terminal is arranged in described shell from described axis hole, described second terminal is arranged in described shell from the endoporus of described back-up ring.
3. tubulose filter as claimed in claim 2, it is characterized in that, described internal thread is located on the inwall of the axis hole in described T-shaped portion.
4. tubulose filter as claimed in claim 2, is characterized in that the inwall of the endoporus of described back-up ring has at least one groove.
5. tubulose filter as claimed in claim 2, it is characterized in that, the contact pin portion that described the first terminal comprises cylindricality first main body, is located at the first location division of described first main body left end, is located at described first main body right-hand member, described first main body is arranged in the axis hole in T-shaped portion of described shell, described contact pin portion is placed in the main pipe of described shell, and described first location division is a rectangular patch body.
6. tubulose filter as claimed in claim 2, is characterized in that, in the space that the inwall that described second glue-line is plugged in the main pipe of the lateral wall of described second terminal, the madial wall of described back-up ring and described shell encloses.
7. tubulose filter as claimed in claim 2, it is characterized in that, the limiting section that described second terminal comprises cylindricality second main body, is located at the second location division of described second main body right-hand member, is located at described second main body left end, the cross-sectional area of described limiting section is greater than the cross-sectional area of described second main body; Described second location division is U-shaped plates, and described second main body and described back-up ring are just to setting, and the lateral wall of described second location division is concordant with the interior sidewall surface of described back-up ring.
8. tubulose filter as claimed in claim 2, it is characterized in that, the position that the inwall of the main pipe of described shell contacts with described second glue-line is provided with anti-Leave out thread.
9. the tubulose filter as described in any one of claim 1 to 8, it is characterized in that, described pcb board assembly comprises pcb board, at least one electric capacity be electrically connected on described pcb board, described pcb board having multiple through hole, described electric capacity being surrounded isolated to make using glue to carry out making described glue can pass through the circulation of described through hole when perfusion forms described second glue-line in the inner chamber of described shell.
10. tubulose filter as claimed in claim 9, it is characterized in that, described glue is AB glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520090515.5U CN204441428U (en) | 2015-02-09 | 2015-02-09 | A kind of tubulose filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520090515.5U CN204441428U (en) | 2015-02-09 | 2015-02-09 | A kind of tubulose filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204441428U true CN204441428U (en) | 2015-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520090515.5U Active CN204441428U (en) | 2015-02-09 | 2015-02-09 | A kind of tubulose filter |
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| Country | Link |
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| CN (1) | CN204441428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105990628A (en) * | 2015-02-09 | 2016-10-05 | 深圳振华富电子有限公司 | Tubular filter |
-
2015
- 2015-02-09 CN CN201520090515.5U patent/CN204441428U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105990628A (en) * | 2015-02-09 | 2016-10-05 | 深圳振华富电子有限公司 | Tubular filter |
| CN105990628B (en) * | 2015-02-09 | 2019-03-08 | 深圳振华富电子有限公司 | A kind of tubulose filter |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |