CN215222899U

CN215222899U - Shielding box for filter

Info

Publication number: CN215222899U
Application number: CN202121368544.5U
Authority: CN
Inventors: 栾一鸣
Original assignee: Changzhou China One Communicates Science And Technology Ltd
Current assignee: Changzhou China One Communicates Science And Technology Ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-12-17
Anticipated expiration: 2031-06-18

Abstract

The utility model discloses a shielding box for filter, including box body, extension subassembly, fixed subassembly and installation component, the box body includes box body and lid, and the extension subassembly is including setting up extension shell between box body and lid, being fixed in the extension plate of extension shell one side, being fixed in the outside slider of extension plate, seting up in the inside spout of box body and being fixed in the box on one's body and be located the stopper of spout one side, and fixed subassembly sets up between box body and extension subassembly. The utility model has the advantages that: can extend the length of shielding box as required through the extension subassembly, flexibility and portability when having increased the use have reduced the processing cost and have shortened the research and development cycle, make the installation between box body or extension subassembly and the lid convenient and fast more through the installation component, no matter use the extension subassembly or not can utilize the installation component to install when using the extension subassembly for more have flexibility and selectivity when using.

Description

Shielding box for filter

Technical Field

The utility model relates to the field of communication technology, specifically be a shielding box for filter.

Background

The filter is a circuit for effectively filtering a frequency point of a specific frequency or frequencies except the frequency point, and is a device with a processing function on a signal, and the function of the filter is to block an unnecessary signal to obtain a specific frequency or eliminate a specific frequency, so the filter is also called a signal frequency screener.

The existing shielding boxes for the filter have fixed lengths, and can not be spliced according to the actual required length, so that the shielding boxes with different lengths need to be specially processed, the processing cost is increased, and the research and development period is prolonged.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.

Therefore, the utility model discloses the technical scheme who adopts does:

the utility model provides a shielding box for filter, includes box body, extension subassembly, fixed subassembly and installation component, the box body includes box body and lid, the extension subassembly including set up in extension shell between box body and the lid, be fixed in the extension plate of extension shell one side, be fixed in the outside slider of extension plate, set up in the inside spout of box body with be fixed in the box just is located on one's body the stopper of spout one side, fixed subassembly set up in the box body with between the extension subassembly, the installation component set up in the extension subassembly with between the lid.

Preferably, the fixing component comprises a threaded hole formed in the box body, a fastening bolt connected to the inside of the threaded hole, and a fastening groove formed in the outside of the extension plate and matched with the fastening bolt.

Preferably, the mounting assembly comprises a cylindrical hole arranged in the box cover, a screw rod rotating in the cylindrical hole, a sliding block rotating on the screw rod, a first through hole arranged on the box cover, a buckle fixed on the sliding block and penetrating through the first through hole, a compression spring sleeved outside the screw rod and positioned on one side of the sliding block, a second through hole arranged on the box cover and a sliding handle fixed on the sliding block and penetrating through the second through hole.

Preferably, the mounting assembly further comprises a first clamping groove which is formed in the extension shell and matched with the buckle.

Preferably, the box body is provided with a second clamping groove matched with the buckle.

Preferably, the threads on the two sides of the screw rod are arranged oppositely.

Preferably, a first sealing ring is arranged outside the extension plate.

Preferably, a second sealing ring is arranged between the box cover and the extension component.

By adopting the technical scheme, the utility model discloses the beneficial effect who gains does:

1. the utility model discloses in, can extend the length of shielding box as required through the extension subassembly that is equipped with to fix through fixed subassembly, use more firm, flexibility and portability when having increased the use, and the practicality reinforcing has reduced the processing cost and has shortened the research and development cycle.

2. The utility model discloses in, make the installation between box body or extension subassembly and the lid convenient and fast more through the installation component that is equipped with, avoided the fixed mode of traditional a plurality of screws to make the shielding box through the setting of first draw-in groove and second draw-in groove and all can utilize the installation component to install when using extension subassembly or not using extension subassembly, make more have flexibility and selectivity during the use.

Drawings

FIG. 1 is an exploded view of an embodiment of the present invention;

fig. 2 is a schematic structural view of an extension assembly according to an embodiment of the present invention;

FIG. 3 is a top cross-sectional view of a component of the mounting assembly of an embodiment of the present invention;

fig. 4 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 5 is a top view of a second card slot according to an embodiment of the present invention.

Reference numerals:

100. a box body; 110. a box body; 120. a box cover; 130. a second card slot;

200. an extension assembly; 210. lengthening the shell; 220. an extension plate; 230. a slider; 240. a chute; 250. a limiting block; 260. a first seal ring; 270. a second seal ring;

300. a fixing assembly; 310. a threaded hole; 320. fastening a bolt; 330. a fastening groove;

400. mounting the component; 410. a cylindrical bore; 420. a screw rod; 430. a slider; 440. a first through hole; 450. buckling; 460. a compression spring; 470. a second through hole; 480. a sliding handle; 490. a first card slot.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

It is to be understood that such description is merely exemplary and is not intended to limit the scope of the present invention.

The following describes a shield case for a filter according to some embodiments of the present invention with reference to the drawings.

The first embodiment is as follows:

referring to fig. 1 to 4, the present invention provides a shielding box for a filter, including a box body 100, an extension assembly 200, a fixing assembly 300 and a mounting assembly 400, wherein the box body 100 includes a box body 110 and a box cover 120, the extension assembly 200 includes an extension housing 210 disposed between the box body 110 and the box cover, an extension plate 220 fixed to one side of the extension housing 210, a slider 230 fixed to the outside of the extension plate 220, a sliding slot 240 formed in the box body 110, and a stopper 250 fixed to the box body 110 and located at one side of the sliding slot 240, the fixing assembly 300 is disposed between the box body 110 and the extension assembly 200, the mounting assembly 400 is disposed between the extension assembly 200 and the box cover 120, specifically, the size of the shielding box used for different types of filters is different, the shielding box is extended by the extension assembly 200, the extension of the extension plate 220 on the extension housing 210 is extended to realize the extension of the shielding box, slide 230 through on the extension plate 220 slides in the spout 240 in the box body 110 to the length that extension plate 220 stretches out changes thereupon, slides to suitable distance to slider 230 as required, prevents slider 230 roll-off spout 240's outside through stopper 250, seals up the gap between a week of extension plate 220 and box body 110 through first sealing washer 260.

Example two:

referring to fig. 1, in the above embodiment, the fixing member 300 includes a threaded hole 310 opened on the box body 110, a fastening bolt 320 connected to the inside of the threaded hole 310, and a fastening groove 330 opened on the outside of the extension plate 220 and adapted to the fastening bolt 320, specifically, the fixing member 300 fixes the extension member 200 when extending to a certain position, and the fastening bolt 320 and the threaded hole 310 are fastened by rotating, so that when the extension plate 220 extends and retracts, one end of the fastening bolt 320 moves in the fastening groove 330 on the extension plate 220, and when the extension plate 220 extends to a proper position, the fastening bolt 320 and the threaded hole 310 are connected and fixed.

Example three:

referring to fig. 3-4, in the first embodiment, the mounting assembly 400 includes a cylindrical hole 410 formed in the box cover 120, a screw rod 420 rotating inside the cylindrical hole 410, a sliding block 430 rotating on the screw rod 420, a first through hole 440 formed in the box cover 120, a buckle 450 fixed on the sliding block 430 and passing through the first through hole 440, a compression spring 460 sleeved outside the screw rod 420 and located at one side of the sliding block 430, a second through hole 470 formed in the box cover 120, and a sliding handle 480 fixed on the sliding block 430 and passing through the second through hole 470, specifically, the mounting assembly 400 is used to fixedly mount the box cover and the extension assembly 200 or the box body 110, so as to avoid the conventional multiple screw fastening manner, reduce unnecessary troubles, and when in use, the sliding handle 480 is manually slid to drive the sliding block 430 to move outwards relative to the screw rod 420 in the cylindrical hole 410, therefore, the buckle 450 on the sliding block 430 moves outwards on the first through hole 440, at this time, the buckle 450 is aligned with the first locking groove 490 and inserted into the first locking groove 490, the finger is released, at this time, under the action of the compression spring 460, the compression spring 460 will press the sliding block 430 to move inwards on the screw rod 420, so that the sliding block 430 drives the buckle 450 to move inwards, and then the buckle 450 is tightly locked with the first locking groove 490, thereby fixing the box cover 120 and the extension assembly 200.

The mounting assembly 400 further includes a first engaging groove 490 formed on the extension case 210 and adapted to the engaging buckle 450, and specifically, the lid 120 and the extension assembly 200 are fixedly mounted by engaging the engaging buckle 450 with the first engaging groove 490.

The box body 110 is provided with a second engaging groove 130 adapted to the engaging portion 450, and specifically, when the extension assembly 200 is not used, the box cover 120 and the box body 110 are fixedly mounted by engaging the engaging portion 450 with the second engaging groove 130, so that the use is flexible.

The screw threads on the two sides of the screw rod 420 are oppositely arranged, and in particular, when a person manually slides the sliding handle 480 through the screw rod 420 with the opposite screw threads, the sliding blocks 430 on the two sides move in opposite directions.

Example four:

referring to fig. 2 and 4, in the above embodiment, a first sealing ring 260 is provided on the outside of the extension plate 220, and in particular, a gap between a circumference of the extension plate 220 and the box body 110 is sealed by the first sealing ring 260.

A second sealing ring (270) is arranged between the box cover (120) and the extension component (200), and specifically, a gap between the box cover (120) and the extension component (200) is sealed through the second sealing ring (270).

The utility model discloses a theory of operation and use flow: firstly, the extension assembly 200 is used for extending the shielding box, the extension of the extension plate 220 on the extension shell 210 is used for extending the shielding box, the sliding block 230 on the extension plate 220 slides in the sliding groove 240 in the box body 110, so that the extension length of the extension plate 220 changes, the sliding block 230 slides to a proper distance according to requirements, the sliding block 230 is prevented from sliding out of the sliding groove 240 through the limiting block 250, the gap between one circle of the extension plate 220 and the box body 110 is sealed through the first sealing ring 260, after the extension length is set, the extension plate 220 and the box body 110 are fixed through the fixing assembly 300, the fastening bolt 320 and the threaded hole 310 are rotationally fastened, when the extension plate 220 is stretched, one end of the fastening bolt 320 moves in the fastening groove 330 on the extension plate 220, when the extension plate 220 is extended to a proper position, then the fastening bolt 320 and the threaded hole 310 are connected and fixed, after the fixing, the box cover 120 and the extension assembly 200 are installed and fixed through the installation assembly 400, the sliding handle 480 is manually slid to drive the sliding block 430 to move outwards relatively on the screw rod 420 in the cylindrical hole 410, so that the buckle 450 on the sliding block 430 moves outwards on the first through hole 440, at this time, the buckle 450 is aligned with the first clamping groove 490 and inserted into the first clamping groove 490, the finger is released, at this time, under the action of the compression spring 460, the compression spring 460 presses the sliding block 430 to move inwards on the screw rod 420, so that the sliding block 430 drives the buckle 450 to move inwards, and then the buckle 450 is tightly clamped with the first clamping groove 490, thereby the installation and the fixing between the box cover 120 and the extension assembly 200 are carried out, when the extension assembly 200 is not used, the installation and the fixing between the box cover 120 and the box body 110 are carried out through the clamping connection between the buckle 450 and the second clamping groove 130, it has flexibility in use.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are used broadly and encompass, for example, a fixed connection, a removable connection, or an integral connection, and a connection may be a direct connection or an indirect connection via intermediate media. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means 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 do not necessarily 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. A shield case for a filter, comprising:

the box body (100), the box body (100) includes a box body (110) and a box cover (120);

the extension assembly (200) comprises an extension shell (210) arranged between the box body (110) and the box cover, an extension plate (220) fixed on one side of the extension shell (210), a sliding block (230) fixed outside the extension plate (220), a sliding groove (240) arranged inside the box body (110) and a limiting block (250) fixed on the box body (110) and located on one side of the sliding groove (240);

a fixing assembly (300), the fixing assembly (300) being disposed between the box body (110) and the extension assembly (200);

a mounting assembly (400), the mounting assembly (400) being disposed between the extension assembly (200) and the lid (120).

2. The shielding case for a filter according to claim 1, wherein the fixing member (300) includes a threaded hole (310) opened in the case body (110), a fastening bolt (320) connected to an inside of the threaded hole (310), and a fastening groove (330) opened in an outside of the extension plate (220) and adapted to the fastening bolt (320).

3. The shielding box of claim 1, wherein the mounting assembly (400) comprises a cylindrical hole (410) formed in the box cover (120), a screw rod (420) rotating inside the cylindrical hole (410), a sliding block (430) rotating on the screw rod (420), a first through hole (440) formed in the box cover (120), a buckle (450) fixed on the sliding block (430) and passing through the first through hole (440), a compression spring (460) sleeved outside the screw rod (420) and located on one side of the sliding block (430), a second through hole (470) formed in the box cover (120), and a sliding handle (480) fixed on the screw rod (430) and passing through the second through hole (470).

4. The shielding case for filter according to claim 3, wherein said mounting assembly (400) further comprises a first locking groove (490) opened on said elongated housing (210) and adapted to said locking buckle (450).

5. The shielding box for the filter according to claim 3, wherein the box body (110) is provided with a second slot (130) adapted to the buckle (450).

6. The filter shield according to claim 3, wherein the threads on the screw (420) are oppositely disposed.

7. The filter shield case according to claim 1, wherein a first seal ring (260) is provided on an outer portion of the extension plate (220).

8. The filter shield case of claim 1, wherein a second gasket (270) is disposed between the cover (120) and the extension member (200).