CN211208633U - High-stability microwave filter - Google Patents

Abstract

The utility model belongs to the technical field of filters, in particular to a high-stability microwave filter, which comprises a filter body, wherein a mounting plate is arranged on the outer side of the filter body, a fixing strip is fixedly connected to the end face of the outer side of the filter body, the fixing strip is inserted into the mounting plate, an avoiding groove is formed in the top of the mounting plate, a baffle is arranged in the avoiding groove, a sliding groove is formed in the inner wall of the avoiding groove, a spring is arranged in the sliding groove, and the baffle slides in the sliding groove; the utility model discloses a fixed strip that sets up can make the filtering organism insert the butt joint inslot at the mounting panel, and the baffle can restrict the position of fixed strip, makes filtering organism and mounting panel stable connection, and the mounting panel can be installed on external equipment through the screw thread post, only needs to stir the baffle when dismantling, upwards promotes the filtering organism, and the fixed strip breaks away from the butt joint groove, can get off the quick dismantlement of filtering organism, can improve the efficiency of maintaining the filtering organism.

Description

High-stability microwave filter

Technical Field

The utility model belongs to the technical field of the wave filter, concretely relates to high stable microwave filter.

Background

A microwave filter is a device used to separate microwave signals of different frequencies. The microwave filter is used as one of indispensable key devices in modern communication equipment, can effectively filter various useless signals and noise signals and reduce signal interference among circuits, thereby ensuring normal and effective work of the communication equipment, realizing high-quality communication and further achieving effective utilization of frequency resources.

Chinese patent discloses a small-size microwave filter, (grant publication No. CN208189751U), this patent technique is provided with input microstrip and output microstrip, input microstrip and output microstrip all are helical structure, input microstrip and output can pass through the gap of spiral formation a little, play the effect of gap load, thereby reduce the volume of substrate, reach the effect that reduces the microwave filter volume, be provided with the screw hole, be connected through the screw hole and the screw nail of external equipment, it installs on different equipment to be convenient for microwave filter, but microwave filter passes through the screw nail and is connected with external equipment, when the maintenance is dismantled, need dismantle the screw nail corresponding with microwave filter, this kind of mode not only needs to be dismantled with the help of the instrument, still need twist off a plurality of screw nails, it is comparatively troublesome to dismantle, influence the efficiency of maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high stable microwave filter to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high stable microwave filter, includes the filtering organism, the filtering organism outside is equipped with the mounting panel, the terminal surface fixedly connected with fixed strip of filtering organism outside, the fixed strip is pegged graft in the mounting panel, the mounting panel top has been seted up and has been dodged the groove, dodge the inslot and be equipped with the baffle, dodge the inslot wall and seted up the sliding tray, be equipped with the spring in the sliding tray, just the baffle slides and is in the sliding tray, the baffle is located the fixed strip top, two adjustment tanks have been seted up to the mounting panel, two all be equipped with the screw thread post in the adjustment tank, the screw thread post is close to the one end fixedly connected with limiting plate of filtering organism, the limiting plate with mounting panel sliding.

Preferably, the mounting plate is provided with a butt joint groove, and the fixing strip is inserted in the butt joint groove.

Preferably, both sides of the fixing strip are fixedly connected with positioning strips.

Preferably, the two sides of the inner wall of the butt joint groove are both provided with positioning grooves, and the positioning strips are inserted in the positioning grooves.

Preferably, one end of the spring is fixed on the inner wall of the sliding groove, the other end of the spring is fixed on the baffle, and the baffle is provided with a groove.

Preferably, the end surface of the limiting plate outside is attached to the end surface of the filter machine body outside.

Preferably, two limiting grooves are formed in one side, close to the filter body, of the mounting plate, the limiting grooves are communicated with the adjusting grooves, and the limiting plates slide in the limiting grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a fixed strip that sets up can make the filtering organism insert the butt joint inslot at the mounting panel, the position of fixed strip can be restricted to the baffle, make filtering organism and mounting panel stable connection, the mounting panel can be installed on external equipment through the screw thread post, only need stir the baffle when dismantling, upwards promote the filtering organism, the fixed strip breaks away from the butt joint groove, can get off the quick dismantlement of filtering organism, this kind sets up simple structure, the operation of being convenient for, can improve the efficiency of maintaining the filtering organism, and the screw thread post can be according to the condition of installation, make it slide in the adjustment tank, be convenient for correspond suitable position with the screw, the effect of installation is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the rear side of the mounting plate of the present invention;

FIG. 3 is a schematic structural view of the threaded post and the fixing strip of the present invention;

fig. 4 is a schematic structural diagram of the middle baffle of the present invention.

In the figure: 1. a filter body; 11. a fixing strip; 111. a positioning bar; 2. mounting a plate; 201. an adjustment groove; 202. a limiting groove; 203. an avoidance groove; 204. a butt joint groove; 205. positioning a groove; 206. a sliding groove; 21. a threaded post; 211. a limiting plate; 22. a baffle plate; 221. a groove; 23. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a high-stability microwave filter comprises a filter body 1, wherein an installation plate 2 is arranged on the outer side of the filter body 1; the manufacturing principle of the filter body 1 is consistent with that mentioned in the publication No. CN105762444B, entitled 33 rd paragraph in the description of a UHF wave band micro microwave filter, and is realized by adopting a multilayer low-temperature co-fired ceramic process, and the low-temperature co-fired ceramic material and the metal pattern are sintered at the temperature of about 900 ℃, so that the filter body 1 has very high reliability and temperature stability, when the filter body 1 is used, the mounting plate 2 can be mounted on an external device, and the filter body 1 can be connected with the mounting plate 2.

Referring to fig. 2, the outer end face of the filter body 1 is fixedly connected with a fixing strip 11, and the fixing strip 11 is inserted into the mounting plate 2; specifically, butt joint groove 204 has been seted up to mounting panel 2, the fixed strip 11 is pegged graft in butt joint groove 204, and is concrete, the equal fixedly connected with location strip 111 in fixed strip 11 both sides, and is concrete, constant head tank 205 has all been seted up to butt joint groove 204 inner wall both sides, location strip 111 is pegged graft in constant head tank 205, fixed strip 11 on the filtering organism 1 inserts to the mounting panel 2 on in the butt joint groove 204, location strip 111 can insert to constant head tank 205 in, can restrict the position of filtering organism 1, make filtering organism 1 and mounting panel 2 stable connection.

Referring to fig. 3-4, an avoiding groove 203 is formed at the top of the mounting plate 2, a baffle 22 is arranged in the avoiding groove 203, a sliding groove 206 is formed in the inner wall of the avoiding groove 203, a spring 23 is arranged in the sliding groove 206, the baffle 22 slides in the sliding groove 206, and the baffle 22 is located at the top of the fixing strip 11; specifically, spring 23 one end is fixed on the inner wall of sliding tray 206, the spring 23 other end is fixed on baffle 22, and baffle 22 has seted up recess 221, stir baffle 22, baffle 22 can compress spring 23 in sliding tray 206 and slide, make fixed strip 11 insert when butt joint inslot 204, loosen baffle 22, baffle 22 resets under spring 23's effect, can make baffle 22 keep off fixed strip 11, make filtering machine body 1 and mounting panel 2 stable connection, make only need stir baffle 22 when dismantling, can be used in recess 221, be convenient for pull baffle 22, with baffle 22 toward the interior shrink of sliding tray 206, then can upwards promote filtering machine body 1, fixed strip 11 breaks away from butt joint inslot 204, can get off the quick dismantlement of filtering machine body 1, this kind sets up simple structure, and convenient for operation, can improve the efficiency of maintenance filtering machine body 1.

Referring to fig. 1 and 3, the mounting plate 2 is provided with two adjusting grooves 201, the two adjusting grooves 201 are both provided with threaded columns 21, one end of each threaded column 21 close to the filter body 1 is fixedly connected with a limiting plate 211, and the limiting plate 211 is slidably connected with the mounting plate 2; concretely, limiting plate 211 outside terminal surface laminates with 1 outside terminal surface of filter body mutually, when filter body 1 installs on mounting panel 2, threaded post 21 is under the effect of limiting plate 211, can be stable in adjustment tank 201, it is specific, two spacing grooves 202 have been seted up to one side that mounting panel 2 is close to filter body 1, spacing groove 202 and adjustment tank 201 intercommunication, and limiting plate 211 slides in spacing groove 202, can install mounting panel 2 in the place that needs earlier, can be fixed with the help of the cooperation of bolt and threaded post 21, threaded post 21 can slide in adjustment tank 201, limiting plate 211 can slide in spacing groove 202, the position of restriction threaded post 21, can make threaded post 21 adjust the interval, be convenient for correspond suitable position with the screw, improve the effect of installation.

The utility model discloses a theory of operation and use flow: when in use, the mounting plate 2 is firstly mounted at a required place, the mounting plate can be fixed by means of the matching of the bolt and the threaded column 21, the threaded column 21 can slide in the adjusting groove 201, the limiting plate 211 can slide in the limiting groove 202 to limit the position of the threaded column 21, the threaded column 21 can adjust the distance, the mounting effect is improved, then the fixing strip 11 on the filter body 1 can be inserted into the butt joint groove 204 on the mounting plate 2, the positioning strip 111 can be inserted into the positioning groove 205 to limit the position of the filter body 1, meanwhile, the baffle 22 needs to be shifted, the baffle 22 can be compressed in the sliding groove 206 and the spring 23 slides, when the fixing strip 11 is inserted into the butt joint groove 204, the baffle 22 is loosened, the baffle 22 is reset under the action of the spring 23, the baffle 22 can block the fixing strip 11, and the filter body 1 is stably connected with the mounting plate 2, the baffle 22 only needs to be stirred when the messenger dismantles, can be used in recess 221, is convenient for pull baffle 22, contracts baffle 22 toward sliding tray 206 in, then can upwards promote filtering machine body 1, and the fixed strip 11 breaks away from butt joint groove 204, can get off the quick dismantlement of filtering machine body 1, and this kind sets up simple structure, and the operation of being convenient for can improve the efficiency of maintenance filtering machine body 1.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A high stable microwave filter, includes filtering organism (1), its characterized in that: the outer side of the filter body (1) is provided with a mounting plate (2), the outer side end face of the filter body (1) is fixedly connected with a fixing strip (11), the fixing strip (11) is inserted in the mounting plate (2), the top of the mounting plate (2) is provided with an avoiding groove (203), a baffle plate (22) is arranged in the avoiding groove (203), a sliding groove (206) is arranged on the inner wall of the avoiding groove (203), a spring (23) is arranged in the sliding groove (206), the baffle (22) slides in the sliding groove (206), the baffle (22) is positioned at the top of the fixed strip (11), the mounting plate (2) is provided with two adjusting grooves (201), threaded columns (21) are arranged in the two adjusting grooves (201), the threaded column (21) is close to one end of the filter body (1) and is fixedly connected with a limiting plate (211), and the limiting plate (211) is in sliding connection with the mounting plate (2).

2. A highly stable microwave filter as claimed in claim 1, wherein: the mounting plate (2) is provided with a butt joint groove (204), and the fixing strip (11) is inserted in the butt joint groove (204).

3. A highly stable microwave filter as claimed in claim 2, wherein: and both sides of the fixed strip (11) are fixedly connected with positioning strips (111).

4. A highly stable microwave filter as claimed in claim 3, wherein: and positioning grooves (205) are formed in two sides of the inner wall of the butt joint groove (204), and the positioning strips (111) are inserted into the positioning grooves (205).

5. A highly stable microwave filter as claimed in claim 1, wherein: one end of the spring (23) is fixed on the inner wall of the sliding groove (206), the other end of the spring (23) is fixed on the baffle plate (22), and the baffle plate (22) is provided with a groove (221).

6. A highly stable microwave filter as claimed in claim 1, wherein: the outer end face of the limiting plate (211) is attached to the outer end face of the filter body (1).

7. A highly stable microwave filter as claimed in claim 1, wherein: two spacing grooves (202) have been seted up to mounting panel (2) near one side of filter organism (1), spacing groove (202) with adjustment tank (201) intercommunication, just limiting plate (211) slide in spacing groove (202).

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