CN211981841U

CN211981841U - Shell for anti-interference filter

Info

Publication number: CN211981841U
Application number: CN202020823679.5U
Authority: CN
Inventors: 杨国章
Original assignee: Jiangsu Riyan Jinggong Intelligent Manufacturing Co ltd
Current assignee: Jiangsu Riyan Jinggong Intelligent Manufacturing Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-11-20
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a casing for anti-interference filter, concretely relates to wave filter part field, including lower casing, there is last casing one side of casing through hinged joint down, the equal fixed mounting multiunit installation piece in inner chamber both sides of casing, two the activity is inlayed and is equipped with the baffle between the installation piece, the positive side top of casing is provided with locking mechanism down, the equal fixed mounting in both sides top of casing has down the cooperation piece down, the equal fixed mounting in both sides bottom of going up the casing has last cooperation piece, the top of cooperation piece and the bottom contact of last cooperation piece down. The utility model discloses a set up locking mechanism, rotate the connecting rod to the fixture block top, screw up the screw rod, make the one end screw in of screw rod to the threaded hole, extrude the fixture block to with last casing and casing down lock, when the casing is opened to needs, only need with the screw rod follow screw hole screw out can remove the locking state between two casings, the person of facilitating the use dismantles the casing greatly.

Description

Shell for anti-interference filter

Technical Field

The utility model relates to a wave filter part technical field, more specifically say, the utility model relates to an anti-interference is casing for wave filter.

Background

The filter is a filter circuit consisting of a capacitor, an inductor and a resistor. The filter can effectively filter the frequency point of the specific frequency in the power line or the frequencies except the frequency point to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency; a filter is a frequency-selective device that passes certain frequency components of a signal while significantly attenuating other frequency components. The frequency selection function of the filter can be utilized to filter interference noise or perform spectrum analysis, and the anti-interference filter can reduce disturbance voltage emission of a product to a power grid, improve the immunity of the product and prevent influence of unclean power of the power grid on equipment.

However, the existing casing for the anti-interference filter still has more defects in actual use, for example, the casing of the filter is often of an integrated welding structure, when components inside the casing are in a problem and need to be replaced or maintained, workers hardly open the casing, and overhaul or replace the internal components.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a casing for anti interference filter, the utility model aims to solve the problem that: the existing anti-interference filter shell is not convenient to disassemble.

In order to achieve the above object, the utility model provides a following technical scheme: a shell for an anti-interference filter comprises a lower shell, wherein one side of the lower shell is connected with an upper shell through a hinge, a plurality of groups of mounting blocks are fixedly mounted on two sides of an inner cavity of the lower shell, a partition plate is movably embedded between the two mounting blocks, a locking mechanism is arranged on the top of the front side of the lower shell, a clamping block is fixedly mounted on the bottom of the front side of the lower shell, lower matching blocks are fixedly mounted on the tops of the left side and the right side of the lower shell, upper matching blocks are fixedly mounted on the bottoms of the two sides of the upper shell, and the top of the lower matching block is in contact with the bottom of the upper matching block;

the locking mechanism comprises a fixing seat, the fixing seat is fixedly installed on the lower shell, the number of the fixing seats is two, a fixing rod is fixedly installed between the two fixing seats, a connecting rod is movably sleeved outside the rod wall of the fixing rod and is of a U-shaped structure, a screw rod is movably installed outside the rod wall of the connecting rod far away from the fixing rod in a penetrating mode, a threaded hole is fixedly installed in the top of the clamping block, and the threaded hole is matched with the screw rod.

In a preferred embodiment, the top of the lower matching block is provided with a groove, the top of the upper matching block is movably provided with a pressure lever in a penetrating manner, one end of the pressure lever extends out of the top of the upper matching block, and the other end of the pressure lever extends into the groove, so that the pressure lever is conveniently pressed to extrude the movable rod.

In a preferred embodiment, a pressing plate is fixedly mounted at the top end of the pressing rod, first springs are fixedly mounted on two sides of the bottom of the pressing plate, one end, far away from the pressing plate, of each first spring is fixedly connected with the upper matching block, a clamping groove is formed in one side, far away from the upper shell, of the bottom end of the pressing rod, and the elastic force of each first spring can drive the pressing plate and the pressing rod to return to the initial positions.

In a preferred embodiment, the cooperation piece is kept away from one side activity run-through of casing down and is installed the movable rod down, the both ends of movable rod are located the cooperation piece respectively down outside and in the recess, the one end and the draw-in groove looks adaptation that the movable rod is located the recess, through movable rod and draw-in groove cooperation, are convenient for realize locking the both sides of casing and casing down, improve the leakproofness.

In a preferred embodiment, the rod wall of the movable rod in the groove is externally and fixedly sleeved with a limiting plate, one side of the limiting plate, which is far away from the lower shell, is fixedly provided with a second spring, the second spring is movably sleeved outside the rod wall of the movable rod, and a user can conveniently pull the movable rod to compress the second spring to release the dead-locked state.

In a preferred embodiment, the top of the lower shell and the bottom of the upper shell are respectively bonded with a sealing strip, and the sealing strips are of annular structures, so that the sealing performance of the shell is improved.

In a preferred embodiment, the top of the upper shell is integrally formed with a plurality of groups of cooling fins, and the number of the cooling fins is uniformly distributed, so that the cooling effect of the shell is improved.

In a preferred embodiment, a screw is movably installed on one side of the installation block in a penetrating mode, one end of the screw is fixed with the partition plate in an extruding mode, and therefore a user can conveniently detach the partition plate and detach, replace or maintain components on the partition plate.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up locking mechanism, rotate upper housing and lower casing and piece together, rotate the connecting rod again, make it rotate to the fixture block top, screw up the screw rod, make one end screw in threaded hole of screw rod, extrude the fixture block, thereby lock upper housing and lower casing, when needing to open the casing, only need to unscrew the screw rod from the threaded hole and can relieve the locking state between two casings, the person of greatly facilitating the use dismantles the casing, be convenient for change or maintain components and parts, compare with prior art, there is the progress that the person of facilitating the use dismantled the casing;

2. the utility model discloses a set up depression bar, draw-in groove, movable rod, limiting plate and second spring, the pressure pole that moves, the depression bar moves down the extrusion movable rod, and the movable rod moves to the downward cooperation piece outside, and draw-in groove and movable rod cooperation on until the depression bar loosen the depression bar, and the movable rod dies the depression bar lock under the effect of limiting plate and second spring, has further improved the compactness of being connected between last casing and the lower casing, compares with prior art, has the progress that improves the casing leakproofness.

Drawings

Fig. 1 is a schematic perspective view of the overall structure of the present invention;

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

fig. 3 is a structural plan view of the lower case of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.

The reference signs are: the device comprises a lower shell 1, a lower matching block 11, a 111 groove, a 12 mounting block, a 121 screw, a 13 partition plate, an upper shell 2, a 21 clamping block, a 211 threaded hole, a 22 radiating fin, an upper matching block 23, a 3 locking mechanism, a 31 fixing seat, a 32 fixing rod, a 33 connecting rod, a 34 screw rod, a 4 sealing strip, a 5 pressing rod, a 51 pressing plate, a 52 first spring, a 53 clamping groove, a 6 movable rod, a 61 limiting plate and a 62 second 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.

The utility model relates to a casing for anti-interference filter can include casing 1 down, there is casing 2 in one side of casing 1 through hinged joint down, the equal fixed mounting multiunit installation piece 12 in inner chamber both sides of casing 1 down, two movable inlay between the installation piece 12 is equipped with baffle 13, casing 1's positive side top is provided with locking mechanism 3 down, casing 1's positive side bottom fixed mounting has fixture block 21 down, the equal fixed mounting in left and right sides top of casing 1 has cooperation piece 11 down, the equal fixed mounting in both sides bottom of going up casing 2 has cooperation piece 23, the bottom contact of the top of cooperation piece 11 and last cooperation piece 23 down.

Referring to fig. 1-3 of the specification, the locking mechanism 3 of the housing for the anti-interference filter in this embodiment includes two fixing seats 31, the fixing seats 31 are fixedly installed on the lower housing 1, two groups of the fixing seats 31 are provided, a fixing rod 32 is fixedly installed between the two groups of the fixing seats 31, a connecting rod 33 is movably sleeved outside a rod wall of the fixing rod 32, the connecting rod 33 is in a U-shaped structure, a screw rod 34 is movably installed outside a rod wall of the connecting rod 33 away from the fixing rod 32 in a penetrating manner, a threaded hole 211 is fixedly installed at the top of the clamping block 21, and the threaded hole 211 is matched with the screw rod 34.

As shown in fig. 1 to 3, the implementation scenario specifically includes: when the shell is used in practice, the partition plate 13 is inserted between the mounting blocks 12 at two sides of the inner cavity of the lower shell 1, the partition plate 13 is fixedly connected with the mounting blocks 12 by using the screws 121, the partition plate 13 can be prevented from sliding between the mounting blocks 12, and then the components are mounted, distributed, welded and fixed on the partition plate 13, when the components need to be replaced, only the corresponding partition plate 13 needs to be disassembled and replaced, the operation is simple, the upper shell 2 and the lower shell 1 are rotationally assembled by arranging the locking mechanism 3, the connecting rod 33 is rotated to be rotated above the fixture block 21, the screw rod 34 is rotated to enable one end of the screw rod 34 to be screwed into the threaded hole 211, the fixture block 21 is extruded, so that the upper shell 2 and the lower shell 1 are locked, when the shells need to be opened, the locking state between the two shells can be released by only rotating the screw rod 34 out of the threaded hole 211, and the shells can, be convenient for change or maintenance components and parts, this embodiment has specifically solved the inconvenient problem of dismantling of casing that exists among the prior art.

Recess 111 has been seted up at the top of lower cooperation piece 11, the top activity of going up cooperation piece 23 is run through and is installed depression bar 5, outside the one end of depression bar 5 extended to the top of supreme cooperation piece 23, the other end of depression bar 5 extends to in the recess 111.

The top end of the pressing rod 5 is fixedly provided with a pressing plate 51, both sides of the bottom of the pressing plate 51 are fixedly provided with first springs 52, one end, far away from the pressing plate 51, of each first spring 52 is fixedly connected with the upper matching block 23, and one side, far away from the upper shell 2, of the bottom end of the pressing rod 5 is provided with a clamping groove 53.

One side activity that lower cooperation piece 11 kept away from lower casing 1 runs through and installs movable rod 6, the both ends of movable rod 6 are located respectively and cooperate piece 11 outside and in recess 111 down, the one end and the draw-in groove 53 looks adaptation that movable rod 6 is located recess 111.

The rod wall of the movable rod 6 in the groove 111 is fixedly sleeved with a limiting plate 61, one side of the limiting plate 61 far away from the lower shell 1 is fixedly provided with a second spring 62, and the second spring 62 is movably sleeved outside the rod wall of the movable rod 6.

The top of lower casing 1 and the bottom of last casing 2 all bond sealing strip 4, sealing strip 4 is the loop configuration.

The top of the upper shell 2 is integrally formed with a plurality of radiating fins 22, and the number of the radiating fins 22 is evenly distributed.

A screw 121 is movably installed on one side of the installation block 12 in a penetrating manner, and one end of the screw 121 is fixed to the partition plate 13 in an extruding manner.

As shown in fig. 1 to 4, the implementation scenario specifically includes: in practical use, by arranging the pressure lever 5, the clamping groove 53, the movable rod 6, the limiting plate 61 and the second spring 62, when the locking mechanism 3 locks the upper shell 2 and the lower shell 1, the pressure lever 5 is pressed, the pressure lever 5 moves downwards to extrude the movable rod 6, the movable rod 6 moves downwards to the outer side of the matching block 11, the pressure lever 5 is released after the clamping groove 53 on the pressure lever 5 is matched with the movable rod 6, the movable rod 6 locks the pressure lever 5 under the action of the limiting plate 61 and the second spring 62, the connection tightness between the upper shell 2 and the lower shell 1 is further improved, when the locking state needs to be released, the movable rod 6 is pulled outwards, the limiting plate 61 compresses the second spring 62, the pressure rod 5 is restored to the initial position, can realize relieving the lock dead state, easy operation, convenient to use person dismantles the casing, and this embodiment has specifically solved the poor problem of last casing and inferior valve body coupling compactness that exists among the prior art.

In summary, the following steps: the utility model discloses a set up locking mechanism 3, will go up casing 2 and lower casing 1 and rotate and piece together, rotate connecting rod 33, make it rotate fixture block 21 top, rotate screw rod 34 again, make the one end screw in of screw rod 34 screw hole 211 in, extrude fixture block 21, thereby will go up casing 2 and lock with casing 1 down, when the casing is opened to needs, only need to revolve out screw rod 34 from screw hole 211 and can remove the locking state between two casings, the person of facilitating the use dismantles the casing greatly, be convenient for change or maintain components and parts.

And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A casing for an anti-interference filter comprises a lower casing (1) and is characterized in that: one side of the lower shell (1) is connected with an upper shell (2) through a hinge, a plurality of groups of mounting blocks (12) are fixedly mounted on two sides of an inner cavity of the lower shell (1), a partition plate (13) is movably embedded between the two mounting blocks (12), a locking mechanism (3) is arranged on the top of the front side of the lower shell (1), a clamping block (21) is fixedly mounted on the bottom of the front side of the lower shell (1), lower matching blocks (11) are fixedly mounted on the tops of the left side and the right side of the lower shell (1), upper matching blocks (23) are fixedly mounted on the bottoms of two sides of the upper shell (2), and the tops of the lower matching blocks (11) are in contact with the bottoms of the upper matching blocks (23);

locking mechanism (3) are including fixing base (31), fixing base (31) fixed mounting is on casing (1) down, the quantity of fixing base (31) has two sets ofly, and is two sets of fixed mounting has dead lever (32) between fixing base (31), the outer movable sleeve of pole wall of dead lever (32) is equipped with connecting rod (33), connecting rod (33) are the U-shaped structure, the outer activity of pole wall that dead lever (32) were kept away from in connecting rod (33) is run through and is installed screw rod (34), the top fixed mounting of fixture block (21) has screw hole (211), screw hole (211) and screw rod (34) looks adaptation.

2. The housing for an antijam filter according to claim 1, wherein: the top of lower cooperation piece (11) is seted up fluted (111), the top activity of going up cooperation piece (23) is run through and is installed depression bar (5), outside the one end of depression bar (5) extended to the top of supreme cooperation piece (23), the other end of depression bar (5) extends to in recess (111).

3. The housing for an antijam filter according to claim 2, wherein: the top fixed mounting of depression bar (5) has clamp plate (51), the equal fixed mounting in bottom both sides of clamp plate (51) has first spring (52), the one end and the last cooperation piece (23) fixed connection of clamp plate (51) are kept away from in first spring (52), draw-in groove (53) have been seted up to one side of casing (2) is kept away from in depression bar (5) bottom.

4. A housing for an antijam filter according to claim 3, wherein: one side activity that casing (1) was kept away from down cooperation piece (11) is run through and is installed movable rod (6) down, the both ends of movable rod (6) are located respectively down cooperation piece (11) outer and recess (111) in, one end and draw-in groove (53) looks adaptation that movable rod (6) are located recess (111).

5. The housing for an antijam filter according to claim 4, wherein: the pole wall that movable rod (6) are located recess (111) is outer to be fixed the cover and is equipped with limiting plate (61), one side fixed mounting that casing (1) was kept away from down in limiting plate (61) has second spring (62), just second spring (62) activity suit is outside the pole wall of movable rod (6).

6. The housing for an antijam filter according to claim 1, wherein: the top of casing (1) and the bottom of last casing (2) all bond sealing strip (4) down, sealing strip (4) are the loop configuration.

7. The housing for an antijam filter according to claim 1, wherein: the top of the upper shell (2) is integrally formed with radiating fins (22), and the number of the radiating fins (22) is provided with a plurality of groups which are uniformly distributed.

8. The housing for an antijam filter according to claim 1, wherein: and a screw (121) is movably arranged on one side of the mounting block (12) in a penetrating manner, and one end of the screw (121) is fixedly extruded with the partition plate (13).