CN218125148U - EMI filter convenient to installation is maintained - Google Patents
EMI filter convenient to installation is maintained Download PDFInfo
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- CN218125148U CN218125148U CN202222622245.0U CN202222622245U CN218125148U CN 218125148 U CN218125148 U CN 218125148U CN 202222622245 U CN202222622245 U CN 202222622245U CN 218125148 U CN218125148 U CN 218125148U
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- emi filter
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- lateral wall
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Abstract
The utility model discloses a EMI wave filter technical field's EMI wave filter convenient to installation is maintained, including components and parts mounting panel and installation cover, the bottom is equipped with components and parts in the components and parts mounting panel, and two sets of jacks have all been seted up to the lateral wall about the components and parts mounting panel, and the lateral wall all is equipped with two sets of wiring subassemblies around the installation cover, and the lateral wall all is equipped with two sets of fixed blocks about the installation cover, and the cavity has all been seted up to the fixed block inside, is equipped with buckle mechanism in the cavity, the utility model discloses can conveniently install the dismantlement to the installation cover under the cooperation of buckle mechanism and jack to it is comparatively convenient when needing to maintain the inside components and parts of EMI wave filter.
Description
Technical Field
The utility model relates to a EMI wave filter technical field specifically is a EMI wave filter convenient to installation is maintained.
Background
The EMI filter is a low-pass filter circuit generally composed of a series inductor and a parallel capacitor, and functions to allow a frequency signal to enter the device when the device is normally operating, and to have a large blocking effect on a high-frequency interference signal.
The shell of the EMI filter is mostly formed by connecting the component mounting plate and the mounting cover through bolts, the installation is inconvenient, and the internal components of the EMI filter are inconvenient to detach from the mounting cover when needing to be maintained, so that the maintenance is inconvenient, time and labor are wasted, and the EMI filter convenient to install and maintain is needed.
Disclosure of Invention
An object of the utility model is to provide an EMI wave filter convenient to installation is maintained to solve the problem that proposes 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 an EMI wave filter convenient to installation is maintained, includes components and parts mounting panel and installation cover, the bottom is equipped with components and parts in the components and parts mounting panel, two sets of jacks have all been seted up to the lateral wall about the components and parts mounting panel, the lateral wall all is equipped with two sets of wiring subassemblies around the installation cover, the lateral wall all is equipped with two sets of fixed blocks about the installation cover, the inside cavity of all having seted up of fixed block, be equipped with buckle mechanism in the cavity.
Further, buckle mechanism includes the sliding block that bottom sliding connection was equipped with in the cavity, the sliding block left side wall is equipped with the inserted bar, inserted bar one end runs through in the cavity left side wall and installation cover lateral wall and jack phase-match, the inserted bar outer wall cup joints and is equipped with the spring, the spring one end is connected with in the cavity left side wall, the spring other end is connected with the sliding block left side wall, in the cavity right side wall sliding connection is equipped with the extrusion piece, the extrusion piece top is equipped with the lead screw, lead screw one end runs through in the cavity the top be connected with the adjust knob that the outside was equipped with.
Furthermore, the sliding block and the extrusion block are both arranged in a right-angle trapezoidal shape, and the inclined surface of the extrusion block is in contact with the inclined surface of the sliding block.
Further, the connection mechanism includes the mount pad that the installation cover lateral wall was equipped with, the lateral wall is equipped with the screw before the mount pad, the card line hole has been seted up at the screw top, screw outer wall screw cup joints and is equipped with the nut.
Furthermore, the left side and the right side of the top of the component mounting plate are both provided with positioning grooves, and the left side wall and the right side wall in the mounting cover are both provided with positioning blocks matched with the positioning grooves.
Furthermore, the component mounting plate is arranged in a U shape, and the left side wall and the right side wall of the component mounting plate are both provided with hanging lugs.
Furthermore, a limiting block is arranged on the right side wall in the cavity.
Compared with the prior art, the beneficial effects of the utility model are that: this practicality can conveniently install the dismantlement to the installation cover under the cooperation of buckle mechanism and jack to it is comparatively convenient when needing to maintain the inside components and parts of EMI wave filter.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the cavity of the present invention;
fig. 3 is a top view of the wiring mechanism of the present invention.
In the figure: 1. a component; 2. hanging a lug; 3. a jack; 4. a component mounting board; 5. positioning a groove; 6. a fixed block; 7. a buckle mechanism; 70. adjusting a knob; 71. a screw rod; 72. a limiting block; 73. extruding the block; 74. a slider; 75. inserting a rod; 76. a spring; 8. mounting a cover; 9. a wiring mechanism; 90. a mounting seat; 91. a wire clamping hole; 92. a nut; 93. and (4) leading the silk to be.
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.
Example 1:
referring to fig. 1, the present invention provides a technical solution: the utility model provides a EMI wave filter convenient to installation is maintained, including components and parts mounting panel 4 and installation cover 8, components and parts mounting panel 4 is the setting of U-shaped, the lateral wall all is equipped with hangers 2 about components and parts mounting panel 4, can conveniently fix the EMI wave filter in inside or other places of switch board under hangers 2's effect, constant head tank 5 has all been seted up to the components and parts mounting panel 4 top left and right sides, the lateral wall all is equipped with constant head tank 5 assorted locating piece about in the installation cover 8, make the cover that the installation cover 8 can be accurate on components and parts mounting panel 4 under the cooperation of constant head tank 5 and locating piece, make jack 3 cooperate with inserted bar 75, the bottom is equipped with components and parts 1 in the components and parts mounting panel 4, two sets of jacks 3 have all been seted up to the lateral wall about components and parts mounting panel 4, the lateral wall all is equipped with two sets of wiring subassembly 9 around the installation cover 8, the lateral wall all is equipped with two sets of fixed block 6 about the installation cover 8, cavity 10 has all been seted up to fixed block 6, be equipped with buckle mechanism 7 in the cavity 10.
Referring to fig. 2, the fastening mechanism 7 includes a sliding block 74 slidably connected to the bottom of the cavity 10, a rod 75 is disposed on the left sidewall of the sliding block 74, one end of the rod 75 penetrates through the left sidewall of the cavity 10 and the outer sidewall of the mounting cover 8 to match with the insertion hole 3, a spring 76 is sleeved on the outer wall of the rod 75, one end of the spring 76 is connected to the left sidewall of the cavity 10, the other end of the spring 76 is connected to the left sidewall of the sliding block 74, a pressing block 73 is slidably connected to the right sidewall of the cavity 10, a limiting block 72 is disposed on the right sidewall of the cavity 10, the pressing block 73 can be limited by the limiting block 72, the separation of the inclined surface of the pressing block 73 from the inclined surface of the sliding block 74 is avoided, a lead screw 71 is disposed on the top of the pressing block 73, and one end of the lead screw 71 penetrates through the top of the cavity 10 to be connected to an adjusting knob 70 disposed outside.
Referring to fig. 2, the sliding block 74 and the extrusion block 73 are both arranged in a right trapezoid shape, the inclined surface of the extrusion block 73 is in contact with the inclined surface of the sliding block 74, when a maintenance person sleeves the mounting cover 8 on the component mounting plate 4, the maintenance person rotates the adjusting knob 70 to drive the screw rod 71 to rotate, the screw rod 71 drives the extrusion block 73 to move downwards, the inclined surface of the extrusion block 73 extrudes the inclined surface of the sliding block 74, the sliding block 74 drives the insertion rod 75 to move, the sliding block 74 extrudes the spring 76, and the insertion rod 75 moves into the insertion hole 3, so that the mounting cover 8 can be mounted on the component mounting plate 4.
Referring to fig. 3, the wiring mechanism 9 includes a mounting base 90 disposed on an outer side wall of the mounting cover 8, a screw 93 is disposed on a front side wall of the mounting base 90, a wire clamping hole 91 is formed in a top portion of the screw 93, a nut 92 is sleeved on an outer wall of the screw 93 in a threaded manner, when the emi filter is used, an external wire contact is inserted into the wire clamping hole 91, and then the nut 92 is rotated to lock the external wire contact.
The working principle is as follows: when the EMI wave filter uses, insert the outside wire contact in card line hole 91, then rotate nut 92 and just can lock the outside wire contact, when needing to maintain EMI wave filter internal components 1, maintainer rotates adjust knob 70 and drives lead screw 71 and rotate, lead screw 71 drives extrusion piece 73 rebound, sliding block 74 inclined plane is kept away from on extrusion piece 73 inclined plane, thereby it resets to drive inserted bar 75 under the effect of spring 76 elasticity, thereby inserted bar 75 moves inside cavity 10, inserted bar 75 and jack 3 phase separation, then maintainer upwards pulls out installing cover 8, just can be with installing cover 8 and components and parts mounting panel 4 phase separation, thereby can conveniently maintain components and parts 1 on the components and parts mounting panel 4, high durability and convenient use.
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 appended claims and their equivalents.
Claims (7)
1. An EMI filter convenient to installation is maintained, includes components and parts mounting panel (4) and installation cover (8), its characterized in that: the bottom is equipped with components and parts (1) in components and parts mounting panel (4), two sets of jack (3) have all been seted up to the lateral wall about components and parts mounting panel (4), the lateral wall all is equipped with two sets of wiring mechanism (9) around installation cover (8), the lateral wall all is equipped with two sets of fixed block (6) about installation cover (8), cavity (10) have all been seted up to fixed block (6) inside, be equipped with buckle mechanism (7) in cavity (10).
2. The EMI filter of claim 1, wherein the EMI filter is configured to facilitate installation and maintenance: buckle mechanism (7) are including sliding block (74) that bottom sliding connection was equipped with in cavity (10), sliding block (74) left side wall is equipped with inserted bar (75), inserted bar (75) one end runs through cavity (10) interior left side wall and installation cover (8) lateral wall and jack (3) phase-match, inserted bar (75) outer wall cup joints and is equipped with spring (76), spring (76) one end is connected with cavity (10) interior left side wall, the spring (76) other end is connected with sliding block (74) left side wall, cavity (10) interior right side wall sliding connection is equipped with extrusion piece (73), extrusion piece (73) top is equipped with lead screw (71), lead screw (71) one end runs through cavity (10) interior top and is connected with outside adjust knob (70) that are equipped with.
3. The EMI filter of claim 2, wherein the EMI filter facilitates installation and maintenance, and further comprising: the sliding block (74) and the extrusion block (73) are both arranged in a right-angle trapezoidal shape, and the inclined surface of the extrusion block (73) is in contact with the inclined surface of the sliding block (74).
4. The EMI filter of claim 1, wherein the EMI filter facilitates installation and maintenance, and further comprises: wiring mechanism (9) are including mount pad (90) that installation cover (8) lateral wall was equipped with, lateral wall is equipped with screw head (93) before mount pad (90), card line hole (91) have been seted up at screw head (93) top, screw head (93) outer wall screw thread cup joints and is equipped with nut (92).
5. The EMI filter of claim 1, wherein the EMI filter is configured to facilitate installation and maintenance: constant head tank (5) have all been seted up to the components and parts mounting panel (4) top left and right sides, the lateral wall all is equipped with constant head tank (5) assorted locating piece about in installation cover (8).
6. The EMI filter of claim 1, wherein the EMI filter facilitates installation and maintenance, and further comprises: the component mounting panel (4) is U-shaped, and lateral wall all is equipped with hangers (2) about component mounting panel (4).
7. The EMI filter of claim 1, wherein the EMI filter is configured to facilitate installation and maintenance: and a limiting block (72) is arranged on the right side wall in the cavity (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222622245.0U CN218125148U (en) | 2022-10-08 | 2022-10-08 | EMI filter convenient to installation is maintained |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222622245.0U CN218125148U (en) | 2022-10-08 | 2022-10-08 | EMI filter convenient to installation is maintained |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218125148U true CN218125148U (en) | 2022-12-23 |
Family
ID=84496527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222622245.0U Active CN218125148U (en) | 2022-10-08 | 2022-10-08 | EMI filter convenient to installation is maintained |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218125148U (en) |
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2022
- 2022-10-08 CN CN202222622245.0U patent/CN218125148U/en active Active
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