CN202308238U - Cavity filter and cavity filter cover plate - Google Patents
Cavity filter and cavity filter cover plate Download PDFInfo
- Publication number
- CN202308238U CN202308238U CN 201120387118 CN201120387118U CN202308238U CN 202308238 U CN202308238 U CN 202308238U CN 201120387118 CN201120387118 CN 201120387118 CN 201120387118 U CN201120387118 U CN 201120387118U CN 202308238 U CN202308238 U CN 202308238U
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- China
- Prior art keywords
- cover plate
- screw
- reinforcement
- cavity
- via hole
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- Withdrawn - After Issue
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Abstract
The utility model discloses a cavity filter and a cavity filter cover plate. The cavity filter comprises a cavity and the cover plate covered on the cavity, the thickness of the cover plate ranges from 0.5 to 3mm, a threaded boss for installing and adjusting a screw is arranged on the cover plate, and reinforcing ribs are arranged on the periphery of the threaded boss on the cover plate. Compared with the prior art, the thickness of the cover plate is thinner than that in the prior art, product cost is reduced, the threaded boss is arranged on the cover plate, contact of a tuning screw and the cover plate is firm, the reinforcing ribs are arranged on the periphery of the threaded boss, rigidity and strength of the cover plate are enhanced, product properties are improved, and product cost is saved.
Description
Technical field
The utility model relates to a kind of cavity body filter and cavity filter cover board.
Background technology
Cavity filter cover board is made up of alloys such as aluminium, magnesium or iron usually, is mainly used in filter cavity to cooperate, and forms resonant cavity; At present the thickness of cover plate is 4mm at least, and is as shown in Figure 1, is cavity body filter covering plate structure sketch map in the prior art; Cover plate 1 is provided with screw hole 2 that is used for the install adjustment screw and the screw via hole 3 that is used to install and fix screw, and cover plate needs enough rigidity and intensity usually, is locked on the cavity through hold-down screw; Make behind the cover plate can with the cavity excellent contact; In addition, cover plate also will have enough thickness, and adjustment screw and screw via hole are locked reliably.
In research and practice process to prior art, the inventor of the utility model finds rigidity and the intensity in order to guarantee cover plate, must increase the thickness of whole cover plate; Can cause increasing the cost of entire product, and if cover plate is done too thinly, can cause the rigidity of cover plate and intensity limited again; The thickness of cover plate screwing via hole is limited; It is not firm that adjustment screw is contacted with cover plate, can influence reliability of products, and then influence performance of products.
The utility model content
The utility model provides a kind of cavity filter cover board and cavity body filter for solving in the prior art defective that causes increasing cost for the rigidity that guarantees cover plate and thickness that intensity increases whole cover plate.
For realizing above-mentioned utility model purpose, the utility model adopts following technical scheme:
A kind of cavity body filter comprises: cavity with cover the cover plate on the cavity, the thickness of said cover plate is 0.5～3mm, said cover plate is provided with the screw boss that is used for the install adjustment screw, on the said cover plate screw boss around also be provided with reinforcement.
Said reinforcement and said screw boss link together.
The height of said screw boss is lower than the height of said reinforcement.
Be provided with isolation bar in the said cavity, the reinforcement on the said cover plate links together mutually through screw boss, and the distribution shape of said reinforcement is consistent with the distribution shape of said isolation bar.
Said reinforcement is provided with the screw via hole that is used to install and fix screw, and said hold-down screw is used for cover plate is fixed on cavity.
The height of said screw via hole is lower than the height of said reinforcement.
Be provided with frame around on the said cover plate, said frame and said reinforcement link together, and said frame is provided with the screw via hole that installs and fixes screw.
Also comprise the connector outer conductor on the said cover plate, be provided with reinforcement around the said connector outer conductor, said reinforcement and said connector outer conductor link together.
Said reinforcement links together mutually, and the distribution shape of said reinforcement is consistent with the isolation bar distribution shape in the cavity.
A kind of cavity body filter comprises: cavity with cover the cover plate on the cavity, the thickness of said cover plate is 0.5～3mm, said cover plate is provided with the screw via hole that is used for the install adjustment screw, also is provided with reinforcement around the said cover plate screwing via hole.
Said reinforcement is connected with said screw via hole.
A kind of cavity filter cover board comprises: the thickness of said cover plate is 0.5～3mm, and said cover plate is provided with the screw boss that is used for the install adjustment screw or installs and fixes the screw via hole of screw, also is provided with reinforcement on the said cover plate.
The utility model relates to a kind of cavity body filter and cavity filter cover board, and with respect to above-mentioned prior art, the thickness of cover plate is thinner than prior art; Reduced the cost of product, screw boss on the cover board is set, it is more firm that tuning screw rod is contacted with cover plate; Reinforcement is set around screw boss; Increase the rigidity and the intensity of cover plate, improved performance of products, practiced thrift the cost of product.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below.
Fig. 1 is cavity body filter covering plate structure sketch map in the prior art;
Fig. 2 is the utility model embodiment one cavity filter cover board partial structurtes sketch map;
Fig. 3 is the utility model embodiment one cavity filter cover board partial structurtes sketch map;
Fig. 4 is the utility model embodiment one cavity filter cover board partial structurtes sketch map;
Fig. 5 is the utility model embodiment one cavity body filter partial structurtes sketch map;
Fig. 6 is the utility model embodiment one cavity body filter partial structurtes profile;
Fig. 7 is the not partial structurtes sketch map of install adjustment screw of the utility model embodiment one cavity filter cover board;
Fig. 8 is the partial structurtes sketch map of the utility model embodiment one cavity filter cover board install adjustment screw;
Fig. 9 is the partial structurtes sketch map that the utility model embodiment one cavity filter cover board is provided with the connector outer conductor.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one provides a kind of cavity body filter; Comprise: cavity 4 with cover the cover plate 5 on the cavity; The thickness of said cover plate 5 is 0.5～3mm, and said cover plate 5 is provided with the screw boss 6 that is used for the install adjustment screw, on the said cover plate 5 screw boss 6 around also be provided with reinforcement; Preferably, said reinforcement and said screw boss link together.
The thickness of said cover plate is made as 0.5～3mm, can adopt 0.5mm, 1mm, 1.5mm, 2mm or 3mm.Because the thickness of cover plate is too thin, and screw boss on the cover board is set, and is provided with the screw via hole in the screw boss; Be used for the install adjustment screw, lock each other, because screw boss is set with adjustment screw; Make the robust more that contacts of adjustment screw and cover plate; Avoided cover plate to cross and thin contacted insecure defective with adjustment screw, boss only is used to strengthen cover plate local strength among Fig. 2, and Fig. 3 is another kind of form screw boss structural representation; Boss not only is used to strengthen cover plate local strength, also is used to lock adjustment screw.
Said reinforcement and said screw boss link together; With said screw boss is the reinforcement that middle mind-set is extended all around; Can be provided with a plurality of screw boss on the said cover plate, be also not only one of the reinforcement that extends around the middle mind-set with said screw boss, and said reinforcement can prolong a bit ofly promptly to be ended; Do not contact, can constantly prolong yet up to being connected with other reinforcements with other reinforcements.In screw boss reinforcement is set, has avoided to increase a whole cover plate thickening, practiced thrift manufacturing cost, strengthened the strength and stiffness of cover plate simultaneously again,, can increase the height of reinforcement in order further to strengthen the strength and stiffness of cover plate.
The height of said screw boss is lower than the height of said reinforcement; Screw boss on the cover board is set, and install adjustment screw on screw boss may make adjustment screw too high; Be not easy to install; The height of screw boss is reduced, and it is firm to guarantee that adjustment screw is connected with screw boss, by the installation of being convenient to adjustment screw.
Be provided with isolation bar 11 in the said cavity, the reinforcement on the said cover plate links together mutually through screw boss, and the distribution shape of said reinforcement is consistent with the distribution shape of said isolation bar.Isolation bar in the lower surface of said cover plate and the cavity forms resonant cavity, and the upper surface of cover plate is provided with reinforcement with the corresponding position of isolation bar that forms resonant cavity.
Said reinforcement is provided with the screw via hole 7 that is used to install and fix screw, and said hold-down screw is used for cover plate is fixed on cavity, and the isolation bar in the said cavity is provided with the screw via hole, is used to install and fix screw.
The height of said screw via hole is lower than the height of said reinforcement, for the excessive height that prevents hold-down screw influences performance of products, can reduce the height of screw via hole.
Be provided with frame 10 around on the said cover plate, said frame and reinforcement link together, and said frame is provided with the screw via hole that installs and fixes screw.
Also comprise connector outer conductor 12 on the said cover plate 5, be provided with reinforcement around the said connector outer conductor, said reinforcement and said connector outer conductor link together.
Said is the outward extending reinforcement in center and be that the reinforcement that extends around the middle mind-set links together mutually with said screw boss with said connector outer conductor, and the interior isolation bar distribution shape of the distribution shape of said reinforcement and cavity is consistent.
The utility model relates to a kind of cavity body filter, and the thickness of cover plate is thinner than prior art, has reduced the cost of product; Screw boss on the cover board is set; It is more firm that tuning screw rod is contacted with cover plate, around screw boss, reinforcement is set, and increased the rigidity and the intensity of cover plate; Improve performance of products, practiced thrift the cost of product.
Embodiment two provides a kind of cavity body filter; Comprise: cavity with cover the cover plate on the cavity; The thickness of said cover plate is 0.5～3mm, and said cover plate is provided with the screw via hole that is used for the install adjustment screw, also is provided with reinforcement around the said cover plate screwing via hole; Preferably, said reinforcement is connected with said screw via hole.
Be provided with isolation bar in the said cavity, the reinforcement on the said cover plate is the extension all around of middle mind-set with the screw via hole and links together mutually that the distribution shape of said reinforcement is consistent with the distribution shape of said isolation bar.Isolation bar in the lower surface of said cover plate and the cavity forms resonant cavity, and the upper surface of cover plate is provided with reinforcement with the corresponding position of isolation bar that forms resonant cavity.
Said reinforcement is provided with the screw via hole that is used to install and fix screw, and said hold-down screw is used for cover plate is fixed on cavity, and the isolation bar in the said cavity is provided with the screw via hole, is used to install and fix screw.
The height of said screw via hole is lower than the height of said reinforcement, for the excessive height that prevents hold-down screw influences performance of products, can reduce the height of screw via hole.
Be provided with frame around on the said cover plate, said frame and reinforcement link together, and said frame is provided with the screw via hole that installs and fixes screw.
The utility model relates to a kind of cavity body filter, and the thickness of cover plate is thinner than prior art, has reduced the cost of product; The screw via hole on the cover board is set; It is more firm that tuning screw rod is contacted with cover plate, around the screw via hole, reinforcement is set, and increased the rigidity and the intensity of cover plate; Improve performance of products, practiced thrift the cost of product.
Embodiment three provides a kind of cavity filter cover board, comprising: the thickness of said cover plate is 0.5～3mm, and said cover plate is provided with the screw boss that is used for the install adjustment screw or installs and fixes the screw via hole of screw, also is provided with reinforcement on the said cover plate.
Said cover plate is provided with the screw boss that is used for the install adjustment screw, also is provided with on the said cover plate to be connected with said screw boss and to be the reinforcement that extends around the middle mind-set with said screw boss.
Said cover plate is provided with the screw via hole that is used to install and fix screw, also is provided with on the said cover plate to be connected with said screw via hole and to be the reinforcement that extends around the middle mind-set with said screw via hole.
The thickness of said cover plate is made as 0.5～3mm, can adopt 0.5mm, 1mm, 1.5mm, 2mm or 3mm.Because the thickness of cover plate is too thin; Screw boss on the cover board is set, is provided with the screw via hole in the screw boss, be used for the install adjustment screw; Lock each other with adjustment screw; Because screw boss is set, make the robust more that contacts of adjustment screw and cover plate, avoided cover plate to cross approaching contacting insecure defective with adjustment screw.
Also being provided with said screw boss on the said cover plate is the reinforcement that middle mind-set is extended all around; Can be provided with a plurality of screw boss on the said cover plate; With said screw boss is also not only one of the reinforcement that extends around the middle mind-set; Said reinforcement can prolong a bit of i.e. termination, does not contact with other reinforcements, also can constantly prolong up to being connected with other reinforcements.In screw boss reinforcement is set, has avoided to increase a whole cover plate thickening, practiced thrift manufacturing cost, strengthened the strength and stiffness of cover plate simultaneously again,, can increase the height of reinforcement in order further to strengthen the strength and stiffness of cover plate.
The height of said screw boss is lower than the height of said reinforcement; Screw boss on the cover board is set, and install adjustment screw on screw boss may make adjustment screw too high; Be not easy to install; The height of screw boss is reduced, and it is firm to guarantee that adjustment screw is connected with screw boss, by the installation of being convenient to adjustment screw.
The utility model relates to a kind of cavity filter cover board, and thickness is thinner than prior art, has reduced the cost of product; The screw via hole on the cover board is set; It is more firm that tuning screw rod is contacted with cover plate, around the screw via hole, reinforcement is set, and increased the rigidity and the intensity of cover plate; Improve performance of products, practiced thrift the cost of product.
Used concrete example among this paper the principle and the execution mode of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model; Simultaneously, for those of ordinary skill in the art, according to the thought of the utility model, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as the restriction to the utility model.
Claims (12)
1. cavity body filter; It is characterized in that: comprising: cavity with cover the cover plate on the cavity; The thickness of said cover plate is 0.5～3mm, and said cover plate is provided with the screw boss that is used for the install adjustment screw, on the said cover plate screw boss around also be provided with reinforcement.
2. cavity body filter according to claim 1 is characterized in that: said reinforcement and said screw boss link together.
3. cavity body filter according to claim 1 and 2 is characterized in that: the height of said screw boss is lower than the height of said reinforcement.
4. cavity body filter according to claim 3 is characterized in that: be provided with isolation bar in the said cavity, the reinforcement on the said cover plate links together mutually through screw boss, and the distribution shape of said reinforcement is consistent with the distribution shape of said isolation bar.
5. cavity body filter according to claim 3 is characterized in that: said reinforcement is provided with the screw via hole that is used to install and fix screw, and said hold-down screw is used for cover plate is fixed on cavity.
6. cavity body filter according to claim 5 is characterized in that: the height of said screw via hole is lower than the height of said reinforcement.
7. cavity body filter according to claim 3 is characterized in that: be provided with frame around on the said cover plate, said frame and said reinforcement link together, and said frame is provided with the screw via hole that installs and fixes screw.
8. cavity body filter according to claim 3 is characterized in that: also comprise the connector outer conductor on the said cover plate, be provided with reinforcement around the said connector outer conductor, said reinforcement and said connector outer conductor link together.
9. cavity body filter according to claim 8 is characterized in that: said reinforcement links together mutually through connector outer conductor and screw boss, and the distribution shape of said reinforcement is consistent with the isolation bar distribution shape in the cavity.
10. cavity body filter; It is characterized in that: comprising: cavity with cover the cover plate on the cavity; The thickness of said cover plate is 0.5～3mm, and said cover plate is provided with the screw via hole that is used to install and fix screw, also is provided with reinforcement around the said cover plate screwing via hole.
11. cavity body filter according to claim 10 is characterized in that: said reinforcement is connected with said screw via hole.
12. a cavity filter cover board is characterized in that: comprising: the thickness of said cover plate is 0.5～3mm, and said cover plate is provided with the screw boss that is used for the install adjustment screw or installs and fixes the screw via hole of screw, also is provided with reinforcement on the said cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120387118 CN202308238U (en) | 2011-10-11 | 2011-10-11 | Cavity filter and cavity filter cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120387118 CN202308238U (en) | 2011-10-11 | 2011-10-11 | Cavity filter and cavity filter cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202308238U true CN202308238U (en) | 2012-07-04 |
Family
ID=46377065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120387118 Withdrawn - After Issue CN202308238U (en) | 2011-10-11 | 2011-10-11 | Cavity filter and cavity filter cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202308238U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102361116A (en) * | 2011-10-11 | 2012-02-22 | 深圳市大富科技股份有限公司 | Cavity filter and cavity filter cover plate |
| WO2015101216A1 (en) * | 2013-12-31 | 2015-07-09 | 深圳市大富科技股份有限公司 | Cavity filter and cover plate thereof |
-
2011
- 2011-10-11 CN CN 201120387118 patent/CN202308238U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102361116A (en) * | 2011-10-11 | 2012-02-22 | 深圳市大富科技股份有限公司 | Cavity filter and cavity filter cover plate |
| CN102361116B (en) * | 2011-10-11 | 2013-12-04 | 深圳市大富科技股份有限公司 | Cavity filter and cavity filter cover plate |
| WO2015101216A1 (en) * | 2013-12-31 | 2015-07-09 | 深圳市大富科技股份有限公司 | Cavity filter and cover plate thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120704 Effective date of abandoning: 20131204 |
|
| RGAV | Abandon patent right to avoid regrant |