CN212811645U

CN212811645U - LC filter with protection device

Info

Publication number: CN212811645U
Application number: CN202022119647.XU
Authority: CN
Inventors: 胡道甫
Original assignee: Shanghai Kenbo Electronic Technology Co ltd
Current assignee: Shanghai Kenbo Electronic Technology Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-03-26
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses an LC filter with a protection device, which comprises an LC filter main body, wherein slide rails are arranged at the top and the bottom of two sides of the LC filter main body, sliders matched with the slide rails are arranged inside the two groups of slide rails, the sliders extend to the outer sides of the slide rails, one sides of the two groups of slide rails, which are close to each other, are hinged together to form a connector, and the connector is matched with the LC filter main body; the utility model discloses a mutually supporting of articulated slab mounting panel, articulated protection shield, connector, buffer board A, buffer board B, LC wave filter main part, spring B and spring C can make things convenient for operating personnel to protect the LC wave filter main part to prevent to lead to it to receive the heavy object extrusion because of external reasons, can cushion its extruded power effectively through buffer board A and buffer board B simultaneously, in order to prevent that the internals is impaired, thereby prolong the device's life.

Description

LC filter with protection device

Technical Field

The utility model relates to a LC filtering technology field specifically is a LC wave filter with protection device.

Background

The passive filter, also called LC filter, is a filter circuit designed by the combination of inductance, capacitance and resistance, and can filter out a certain or multiple harmonics, the most common passive filter structure which is easy to adopt is to connect the inductance and capacitance in series, and can form a low-impedance bypass for the major subharmonics (3, 5, 7); the single tuning filter, the double tuning filter and the high-pass filter all belong to passive filters;

the prior device has the following problems:

1. the existing device has a relatively unobvious protection effect on the internal structure, and internal parts of the device are easily damaged when the device is extruded by an external heavy object, so that the service life of the device is shortened;

2. most of the joints of the existing device are fixedly connected by bolts, and although the bolts are firmly connected, the later-stage overhaul and replacement of operators are inconvenient, so that the complexity of the use of the device is increased;

3. the internal structure of the existing device is single, most of the connecting parts of the existing device are directly exposed outside, the connecting parts of the existing device are damaged seriously when the device drops, and the operating personnel is required to replace the existing device frequently, so that the protection effect of the device is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LC wave filter with protection device to it has following problem to propose current device in the above-mentioned background art to solve: 1. the existing device has a relatively unobvious protection effect on the internal structure, and internal parts of the device are easily damaged when the device is extruded by an external heavy object, so that the service life of the device is shortened; 2. most of the joints of the existing device are fixedly connected by bolts, and although the bolts are firmly connected, the later-stage overhaul and replacement of operators are inconvenient, so that the complexity of the use of the device is increased; 3. the internal structure of the existing device is single, most of the connecting parts of the existing device are directly exposed outside, the connecting parts of the existing device are damaged seriously when the device drops, and the existing device needs to be replaced by an operator frequently, so that the protection effect of the device is reduced.

In order to achieve the above object, the utility model provides a following technical scheme: an LC filter with a protection device comprises an LC filter main body, wherein slide rails are arranged at the top and the bottom of two sides of the LC filter main body, slide blocks matched with the slide rails are arranged inside two groups of slide rails, the slide blocks extend to the outer sides of the slide rails, one sides of the two groups of slide rails, which are close to each other, are jointly hinged with a connector, the connector is matched with the LC filter main body, one sides of the two groups of connectors, which are far away from the LC filter main body, are provided with pull rods, the pull rods extend to the outer parts of the slide rails, the top and the bottom of the two groups of pull rods, which are far away from the slide blocks, the top and the bottom of the two groups of slide rails, which are far away from the LC filter main body, are provided with sleeves, clamping blocks matched with the sleeves are arranged inside the two groups, two sets of the inside one side of keeping away from each other of sleeve pipe all is provided with spring A, and spring A and fixture block interconnect, the top and the bottom of LC wave filter main part both sides all articulate and are provided with the articulated slab mounting panel, and two sets of articulated protection shield both ends intermediate position department all articulates and is provided with articulated protection shield, and two sets of articulated protection shield mutual adaptation, and is two sets of articulated protection shield keeps away from the intermediate position department of one end each other and evenly is provided with spring B, and is two sets of spring B keeps away from the one end of articulated protection shield and all is provided with buffer board A, and is two sets of the both sides at articulated protection shield both ends all are provided with spring C, and are two sets.

Preferably, two sets of the both sides at articulated protection shield bottom and top are provided with fixed slot and fixed block respectively, and fixed slot and fixed block mutual adaptation.

Preferably, the pull rod is provided with a handle in a way of moving away from the sliding block, and an indication block is arranged on the outer side of the handle.

Preferably, the top and the bottom of the LC filter main body are provided with mounting blocks on both sides, and the mounting plates are hinged with the hinge plate mounting plates.

Preferably, one side of the sliding block, which is close to the pull rod, is provided with a bearing, and the bearing is matched with the pull rod.

Preferably, guide rails are symmetrically arranged on two sides of the interior of the sleeve, and the guide rails are matched with the clamping blocks.

Compared with the prior art, the beneficial effects of the utility model are that: the LC filter with the protection device can be convenient for an operator to protect the main body of the LC filter, can also be convenient for the operator to overhaul the connection part, and can protect the connector;

1. through the mutual matching of the hinged plate mounting plate, the hinged protection plate, the connector, the buffer plate A, the buffer plate B, LC filter main body, the spring B and the spring C, an operator can conveniently protect the LC filter main body to prevent the LC filter main body from being extruded by a heavy object due to external reasons, and meanwhile, the extrusion force of the LC filter main body can be effectively buffered through the buffer plate A and the buffer plate B to prevent internal parts from being damaged, so that the service life of the device is prolonged;

2. through the mutual matching of the pull rod, the clamping groove, the sleeve, the spring A, the sliding block, the sliding rail, the connector and the LC filter main body, an operator can conveniently overhaul a connecting part, so that the operator can release the control of the connecting part by only one step, the working steps of the operator are reduced, and the working time of the operator is shortened;

3. through the articulated slab mounting panel, the articulated protection shield, the LC filter main part, buffer board A, spring B, spring C, mutually supporting of buffer board B and connector, can protect the connector, make it avoid long-term need not leading to external dust to pile up the inside of advancing the connector and cause to connect failure, when the device drops carelessly, through buffer board A, spring B, spring C and buffer board B's cooperation can cushion the impact that drops, avoid the device internals to cause the damage, thereby increase the device's protection effect.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a first front view of the present invention;

FIG. 3 is a second front view of the present invention;

fig. 4 is a top view of the present invention;

fig. 5 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 6 is an enlarged view of the internal structure of the sleeve of the present invention.

In the figure: 1. an LC filter body; 2. a hinged plate mounting plate; 3. a connector; 4. a hinged protection plate; 5. a slide rail; 6. a sleeve; 7. a spring A; 8. a clamping block; 9. a card slot; 10. a pull rod; 11. a slider; 12. a buffer plate A; 13. a spring B; 14. a spring C; 15. and a buffer plate B.

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. 1-6, the present invention provides an embodiment: an LC filter with a protection device comprises an LC filter main body 1, wherein slide rails 5 are arranged at the top and the bottom of two sides of the LC filter main body 1, slide blocks 11 matched with the slide rails 5 are arranged in the two groups of slide rails 5, the slide blocks 11 extend to the outer sides of the slide rails 5, one sides of the two groups of slide rails 5 close to each other are jointly hinged with a connector 3, the connector 3 is matched with the LC filter main body 1, pull rods 10 are arranged at one sides of the two groups of connectors 3 far away from the LC filter main body 1, the pull rods 10 extend to the outer sides of the slide rails 5, clamping grooves 9 are arranged at the top and the bottom of one sides of the two groups of pull rods 10 far away from the slide blocks 11, sleeves 6 are arranged at the top and the bottom of one side of the two groups of slide rails 5 far away from the LC filter main body 1, clamping blocks 8 matched with the sleeves 6 are arranged in the two groups, the side, far away from each other, of each of the two groups of sleeves 6 is provided with a spring A7, the springs A7 and the fixture blocks 8 are connected with each other, so that an operator can conveniently overhaul a connection part, the operator can control the connection part in one step, the working steps of the operator are reduced, the working time of the operator is reduced, the top and the bottom of two sides of the LC filter main body 1 are respectively provided with a hinged plate mounting plate 2 in a hinged mode, the middle positions of two ends of the two groups of hinged plate mounting plates 2 are respectively provided with a hinged protection plate 4 in a hinged mode, the two groups of hinged protection plates 4 are mutually matched, the operator can conveniently protect the LC filter main body 1 from being extruded by heavy objects due to external reasons, meanwhile, the extrusion force of the LC filter main body can be effectively buffered through a buffer plate A12 and a buffer plate B15 to prevent internal parts from being damaged, the service life of the device is prolonged, springs B13 are uniformly arranged at, the one end that articulated protection shield 4 was kept away from to two sets of springs B13 all is provided with buffer board A12, the both sides at two sets of articulated protection shield 4 both ends all are provided with spring C14, one side that articulated protection shield 4 was kept away from to two sets of springs C14 all is provided with buffer board B15, can protect connector 3, make it avoid long-term unnecessary leading to external dust to pile up the inside of entering connector 3 and cause to connect failure, when the device drops because of carelessness, through buffer board A12, spring B13, the impact that spring C14 and buffer board B15's cooperation can cushion the dropping, avoid the device internals to cause the damage, thereby increase the guard effect of the device.

Further, the two sides at the bottom and the top of two sets of hinged protection plates 4 are respectively provided with a fixing groove and a fixing block, and the fixing groove and the fixing block are mutually matched to facilitate fixing and clamping.

Furthermore, the handle is arranged on the pull rod 10 far away from the sliding block 11, and an indication block is arranged on the outer side of the handle, so that the position of the clamping block 8 and the clamping groove 9 which are matched with each other can be conveniently indicated.

Further, the two sides of the top and the bottom of the LC filter main body 1 are provided with mounting blocks, and the mounting plates are hinged with the hinged plate mounting plate 2, so that the installation is facilitated.

Furthermore, a bearing is arranged on one side of the sliding block 11 close to the pull rod 10, and the bearing and the pull rod 10 are mutually matched, so that the sliding block is convenient to rotate.

Furthermore, guide rails are symmetrically arranged on two sides inside the sleeve 6, and the guide rails are matched with the clamping blocks 8, so that the sliding is limited.

The working principle is as follows: when the protective device is used, firstly, the hinge plate mounting plate 2 is pulled to drive the hinge plate mounting plate to rotate to a designated position, then the hinge plate mounting plate 2 drives the hinge protection plate 4 to rotate mutually to relieve the protection of the connector 3, then the hinge protection plate 4 is rotated to drive the hinge protection plate 4 and the parts above the hinge protection plate to rotate to the designated position, the hinge protection plate 4 simultaneously drives the buffer plate A12 and the buffer plate B15 to rotate and adhere to the surface of the LC filter main body 1 to press the spring B13 and the spring C14, then the hinge protection plate 4 is fixedly clamped to the surface of the LC filter main body 1, the LC filter main body 1 can be conveniently protected by operators through the matching of the parts, so that the LC filter main body is prevented from being extruded by a heavy object due to external reasons, and meanwhile, the extrusion force of the buffer plate A12 and the buffer plate B15 can be effectively buffered to prevent internal parts from, thereby prolonging the service life of the device;

when the connection part needs to be detected and maintained, an operator can rotate the pull rod 10 to enable the pull rod 10 to be separated from the control of the clamping groove 9, then presses the clamping groove 9 to enable the clamping groove 9 to slide in the sleeve 6 to press the spring A7, then pulls the pull rod 10 to enable the pull rod to drive the sliding block 11 to slide in the sliding rail 5, the sliding block 11 drives the connector 3 to move, when the connection part moves to a specified position, the sliding block 11 is separated from the control of the LC filter main body 1 through hinged rotation of the sliding block 11, the connection part can be conveniently maintained by the operator through the matching of the components, so that the operator can remove the control of the connection part through only one step, the working steps of the operator are reduced, and the working time of the operator is shortened;

when the device is not used, the hinge protection plate 4 is driven to remove the protection of the LC filter main body 1 by rotating the hinge plate mounting plate 2, then the hinge protection plate 4 and the above components are driven to rotate by rotating the hinge protection plate 4, so that the LC filter main body 1 simultaneously removes the pressing of the buffer plate A12, the spring B13, the spring C14 and the buffer plate B15, the buffer plate A12 and the buffer plate B15 are driven to recover by the elastic restoring force of the spring B13 and the spring C14, then the connector 3 is protected by mutually clamping the hinge protection plate 4, the connector 3 can be protected by the matching of the components, the connection failure caused by the accumulation of external dust into the connector 3 for a long time is avoided, when the device is dropped carelessly, the falling impact force can be buffered by the matching of the buffer plate A12, the spring B13, the spring C14 and the buffer plate B15, and the damage of the internal parts of the device is avoided, thereby increasing the protective effect of the device.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. An LC filter with protection means, comprising an LC filter body (1), characterized in that: the top and the bottom of the two sides of the LC filter main body (1) are provided with slide rails (5), the two groups of slide rails (5) are internally provided with slide blocks (11) matched with the slide rails, the slide blocks (11) extend to the outer sides of the slide rails (5), one sides of the two groups of slide rails (5) close to each other are hinged with connectors (3) together, the connectors (3) are matched with the LC filter main body (1) mutually, one sides of the two groups of connectors (3) far away from the LC filter main body (1) are provided with pull rods (10), the pull rods (10) extend to the outer parts of the slide rails (5), the top and the bottom of one sides of the two groups of pull rods (10) far away from the slide blocks (11) are provided with clamping grooves (9), the top and the bottom of one side of the two groups of slide rails (5) far away from the LC filter main body (1) are provided with sleeves (6), the insides of the two groups of, the clamping block (8) extends to the outside of the sleeve (6) and is matched with the clamping groove (9), one side, far away from each other, of the two groups of sleeves (6) is provided with a spring A (7), the spring A (7) is connected with the clamping block (8), the tops and the bottoms of the two sides of the LC filter main body (1) are provided with mounting plates (2) in a hinged mode, the middle positions of the two ends of the two groups of hinged plate mounting plates (2) are provided with hinged protection plates (4) in a hinged mode, the two groups of hinged protection plates (4) are matched with each other, the middle positions of the two groups of hinged protection plates (4) far away from one end are provided with springs B (13) uniformly, one ends, far away from the hinged protection plates (4), of the two groups of springs B (13) are provided with buffer plates A (12), and the two sides of the two ends, and one side of each of the two groups of springs C (14) far away from the hinged protection plate (4) is provided with a buffer plate B (15).

2. An LC filter with protection means according to claim 1, characterized in that: two sets of the both sides at articulated protection shield (4) bottom and top are provided with fixed slot and fixed block respectively, and fixed slot and fixed block mutual adaptation.

3. An LC filter with protection means according to claim 1, characterized in that: the pull rod (10) is provided with a handle in a way of moving away from the sliding block (11), and an indication block is arranged on the outer side of the handle.

4. An LC filter with protection means according to claim 1, characterized in that: the LC filter is characterized in that mounting blocks are arranged on the top and the bottom of the LC filter main body (1) at two sides, and the mounting plates are hinged with the hinged plate mounting plate (2).

5. An LC filter with protection means according to claim 1, characterized in that: one side of the sliding block (11) close to the pull rod (10) is provided with a bearing, and the bearing is matched with the pull rod (10).

6. An LC filter with protection means according to claim 1, characterized in that: guide rails are symmetrically arranged on two sides inside the sleeve (6), and the guide rails are matched with the clamping blocks (8).