CN214900627U - Frequency conversion power supply with good anti-interference effect - Google Patents
Frequency conversion power supply with good anti-interference effect Download PDFInfo
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- CN214900627U CN214900627U CN202121072171.7U CN202121072171U CN214900627U CN 214900627 U CN214900627 U CN 214900627U CN 202121072171 U CN202121072171 U CN 202121072171U CN 214900627 U CN214900627 U CN 214900627U
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Abstract
The utility model discloses a effectual variable frequency power supply of anti-interference, including variable frequency power supply body, curb plate, power module and isolation transformer, install LC wave filter and isolation transformer in power module's the place ahead cavity two, baffle two is installed to LC wave filter and isolation transformer's bottom, baffle three is installed to baffle two's bottom, baffle three's both sides are equipped with cavity three respectively and cavity four, all install in cavity three and the cavity four and receive a line section of thick bamboo. The utility model discloses a connect the LC wave filter at power module's input, make through the LC wave filter and isolation transformer and once incline the electric complete insulation with the secondary side to this reduces the interference between equipment and the ground, utilizes and receives a line section of thick bamboo and can be used for the different interconnecting link of fixed, also can cause equipment interference if the distance is too near or intertwine between the connecting wire of difference, long-time electromagnetic interference can cause procedure error or operation mistake, with this normal operating of having guaranteed the device.
Description
Technical Field
The utility model relates to a variable frequency power supply technical field specifically is a variable frequency power supply that anti-interference effect is good.
Background
The variable frequency power supply outputs pure sine waves by alternating current in commercial power through AC → DC → AC conversion, and is different from a variable frequency speed regulation controller used for motor speed regulation and also different from a common alternating current stabilized voltage supply, and the variable frequency power supply is very close to an ideal alternating current power supply, so that the variable frequency power supply is increasingly used as a standard power supply in advanced developed countries so as to provide the best power supply environment for electrical appliances, and the technical performance of the electrical appliances can be objectively examined, and the variable frequency power supply with good anti-interference effect is required at present, but the existing variable frequency power supply has many problems or defects:
1. in practical use of the traditional variable frequency power supply, certain interference can be generated between internal devices of the variable frequency power supply, and the variable frequency power supply cannot normally run;
2. traditional variable frequency power supply in the in-service use, certain damage can take place for the equipment of the inside of back variable frequency power supply when using for a long time, needs in time to change the maintenance to the internal plant, and ordinary variable frequency power supply is not convenient for maintain inside.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a frequency conversion power supply that anti-interference effect is good 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 a effectual variable frequency power supply of anti-interference, includes variable frequency power supply body, curb plate, power module and isolation transformer, the curb plate is installed through fixing bolt in the both sides of variable frequency power supply body, install the picture peg on the curb plate, this internal baffle one of installing through the installed part of variable frequency power supply, the bottom of baffle one is equipped with cavity two, install power module in the cavity two, install LC wave filter and isolation transformer in power module's the place ahead cavity two, baffle two is installed to LC wave filter and isolation transformer's bottom, baffle three is installed to baffle two's bottom, baffle three both sides are equipped with cavity three and cavity four respectively, all install in cavity three and the cavity four and receive a line section of thick bamboo, install the bull stick in receiving a line section of thick bamboo.
Preferably, the top cap is installed at the top of the variable frequency power supply body, and universal wheels are installed at the bottom of the variable frequency power supply body.
Preferably, the front respectively of variable frequency power supply body installs the safety cover and singly opens the door, install the visual window on the safety cover, singly open and install the handle on the door.
Preferably, the side plate is provided with mounting holes corresponding to the fixing bolts, and a heat dissipation port is arranged between the mounting holes.
Preferably, the top of the first partition plate is provided with a first cavity, and a control host is installed in the first cavity.
Preferably, the LC filter is connected to the power supply module through an LC filter circuit.
Preferably, the top and the bottom of the take-up cylinder are both provided with a connecting piece, and the connecting piece is provided with a preformed hole.
Compared with the prior art, the beneficial effects of the utility model are that: this frequency conversion power supply that anti-interference effect is good is rational in infrastructure, has following advantage:
(1) the LC filter and the isolation transformer are arranged in front of the power module, the LC filter is connected with the input end of the power module, the LC filter and the isolation transformer are used for completely insulating the electricity of the primary side and the secondary side, and isolating the loop, so that the interference between equipment and the ground is reduced, and the wire collecting cylinders are arranged in the cavity III and the cavity IV and can be used for fixing different connecting circuits, the equipment interference can be caused if the different connecting wires are too close to each other or are wound mutually, the program error or the operation error can be caused by long-time electromagnetic interference, and the anti-interference performance of the device can be improved by using the LC filter, the wire collecting cylinder and the isolation transformer, so that the normal operation of the device is ensured;
(2) the side plates are arranged on the two sides of the variable frequency power supply body, when the variable frequency power supply body is damaged, the common single-door only facilitates maintenance of front-row equipment in the variable frequency power supply body and rear-side equipment, and the side plates can be detached from the variable frequency power supply body through the fixing bolts to cause the condition of side opening, so that the rear-side equipment can be conveniently maintained, and the convenience of the variable frequency power supply is improved;
(3) through installing the bull stick in receiving a line section of thick bamboo for receiving a line section of thick bamboo can rotate on the bull stick, thereby the receipts line and the unwrapping wire of the device of being convenient for install the picture peg on the curb plate, utilize the picture peg can increase the area of being connected between curb plate and the variable frequency power source body, thereby improved the stability that the curb plate is connected, install universal wheel in the bottom of variable frequency power source body, utilize universal wheel can be convenient for the device and remove.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic view of the axial side inner section structure of the present invention;
fig. 3 is a schematic front view of the present invention;
FIG. 4 is a schematic structural view of a side plate assembly of the present invention;
fig. 5 is a schematic structural view of the take-up reel assembly of the present invention.
In the figure: 1. a variable frequency power supply body; 101. a top cap; 102. a universal wheel; 103. a single door is opened; 104. a handle; 105. a protective cover; 106. a visual window; 2. a side plate; 201. fixing the bolt; 202. a heat dissipation port; 203. mounting holes; 204. inserting plates; 3. a first clapboard; 301. a first cavity; 302. a mounting member; 4. a control host; 5. a power supply module; 6. an isolation transformer; 7. an LC filter; 701. an LC filter circuit; 8. a second cavity; 9. a second clapboard; 10. a third clapboard; 1001. a third cavity; 1002. a cavity IV; 11. a take-up drum; 1101. a connecting member; 1102. reserving a hole; 1103. and (4) rotating the rod.
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. 1-5, the present invention provides an embodiment: a variable frequency power supply with good anti-interference effect comprises a variable frequency power supply body 1, side plates 2, a power module 5 and an isolation transformer 6, wherein a first partition plate 3 is installed in the variable frequency power supply body 1 through an installation part 302, a second cavity 8 is arranged at the bottom of the first partition plate 3, the power module 5 is installed in the second cavity 8, an LC filter 7 and the isolation transformer 6 are installed in the second cavity 8 in front of the power module 5, a second partition plate 9 is installed at the bottoms of the LC filter 7 and the isolation transformer 6, a third partition plate 10 is installed at the bottom of the second partition plate 9, a third cavity 1001 and a fourth cavity 1002 are respectively arranged on two sides of the third partition plate 10, wire take-up drums 11 are respectively installed in the third cavity 1001 and the fourth cavity 1002, a protective cover 105 and a single-opening door 103 are respectively installed on the front surface of the variable frequency power supply body 1, a window 106 is installed on the protective cover 105, a handle 104 is installed on the single-opening door 103, a first cavity 301 is arranged on the top of the first partition plate 3, the control host 4 is installed in the first cavity 301, and the LC filter 7 is connected with the power module 5 through an LC filter circuit 701;
specifically, an LC filter 7 and an isolation transformer 6 are arranged in front of a power module 5, the LC filter 7 is connected with an input end of the power module 5, the primary side and the secondary side are completely insulated through the LC filter 7 and the isolation transformer 6, and the loop is also isolated, so that the interference between equipment and the ground is reduced, wire take-up drums 11 are arranged in a cavity III 1001 and a cavity IV 1002, the wire take-up drums 11 can be used for fixing different connecting lines, equipment interference can be caused if the different connecting lines are too close to each other or are wound with each other, program errors or operation errors can be caused by long-time electromagnetic interference, and the anti-interference performance of the device can be improved by the LC filter 7, the wire take-up drums 11 and the isolation transformer 6, so that the normal operation of the device is ensured;
the side plates 2 are mounted on two sides of the variable frequency power supply body 1 through fixing bolts 201, the side plates 2 are provided with mounting holes 203 corresponding to the fixing bolts 201, heat dissipation ports 202 are formed between the mounting holes 203, and the heat dissipation ports 202 can facilitate heat dissipation of the device;
specifically, the side plates 2 are arranged on the two sides of the variable frequency power supply body 1, when the variable frequency power supply body 1 is damaged, the common single-door 103 is only convenient for maintaining front-row equipment inside the variable frequency power supply, and is inconvenient for maintaining rear equipment, and the side plates 2 can be detached from the variable frequency power supply body 1 through the fixing bolts 201 to form a side-opening condition, so that the rear equipment can be maintained conveniently, and the convenience of the variable frequency power supply is improved;
the top of the variable frequency power supply body 1 is provided with a top cap 101, the bottom of the variable frequency power supply body 1 is provided with a universal wheel 102, a side plate 2 is provided with an inserting plate 204, the top and the bottom of the take-up cylinder 11 are both provided with connecting pieces 1101, the connecting pieces 1101 are provided with reserved holes 1102, and the take-up cylinder 11 is internally provided with a rotating rod 1103;
specifically, through installing bull stick 1103 in receiving a line section of thick bamboo 11 for receiving a line section of thick bamboo 11 can rotate on bull stick 1103, thereby the receipts line and the unwrapping wire of the device of being convenient for install picture peg 204 on curb plate 2, utilize picture peg 204 can increase the area of being connected between curb plate 2 and the variable frequency power supply body 1, thereby improved the stability that curb plate 2 is connected, install universal wheel 102 in the bottom of variable frequency power supply body 1, utilize universal wheel 102 can be convenient for the device to remove.
The working principle is as follows: when the device is used, firstly, the LC filter 7 and the isolation transformer 6 are arranged in front of the power module 5, the LC filter 7 is connected with the input end of the power module 5, the primary side and the secondary side are completely insulated through the LC filter 7 and the isolation transformer 6, and the loop is also isolated, so that the interference between equipment and the ground is reduced, and the wire take-up cylinder 11 is arranged in the cavity III 1001 and the cavity IV 1002, the wire take-up cylinder 11 can be used for fixing different connecting lines, equipment interference can be caused if different connecting lines are too close or wound mutually, program errors or operation errors can be caused by long-time electromagnetic interference, and the anti-interference performance of the device can be improved by using the LC filter 7, the wire take-up cylinder 11 and the isolation transformer 6, so that the normal operation of the device is ensured;
secondly, by installing the side plates 2 at two sides of the variable frequency power supply body 1, when the variable frequency power supply body 1 is damaged, the common single-door 103 is only convenient for maintaining the front-row equipment inside the device and is inconvenient for maintaining the rear equipment, and the side plates 2 can be detached from the variable frequency power supply body 1 through the fixing bolts 201 to cause the condition of side opening, so that the rear equipment can be maintained conveniently, and the convenience of the device is improved;
finally, through installing bull stick 1103 in receiving a line section of thick bamboo 11 for receiving a line section of thick bamboo 11 can rotate on bull stick 1103, thereby be convenient for receive line and unwrapping wire of device, install picture peg 204 on curb plate 2, utilize picture peg 204 can increase the area of being connected between curb plate 2 and the variable frequency power supply body 1, thereby improved the stability that curb plate 2 is connected, install universal wheel 102 in the bottom of variable frequency power supply body 1, utilize universal wheel 102 can be convenient for the device to remove.
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.
Claims (7)
1. The utility model provides a frequency conversion power supply that anti-interference effect is good, includes frequency conversion power supply body (1), curb plate (2), power module (5) and isolation transformer (6), its characterized in that: curb plate (2) are installed through fixing bolt (201) in the both sides of variable frequency power supply body (1), install picture peg (204) on curb plate (2), install baffle one (3) through installed part (302) in variable frequency power supply body (1), the bottom of baffle one (3) is equipped with cavity two (8), install power module (5) in cavity two (8), install LC wave filter (7) and isolation transformer (6) in the place ahead cavity two (8) of power module (5), baffle two (9) are installed to the bottom of LC wave filter (7) and isolation transformer (6), baffle three (10) are installed to the bottom of baffle two (9), the both sides of baffle three (10) are equipped with cavity three (1001) and cavity four (1002) respectively, all install in cavity three (1001) and the cavity four (1002) and receive a line section of thick bamboo (11), and a rotating rod (1103) is arranged in the wire rewinding cylinder (11).
2. The frequency conversion power supply with good anti-interference effect according to claim 1, characterized in that: a top cap (101) is installed at the top of the variable frequency power supply body (1), and universal wheels (102) are installed at the bottom of the variable frequency power supply body (1).
3. The frequency conversion power supply with good anti-interference effect according to claim 1, characterized in that: the variable frequency power supply comprises a variable frequency power supply body (1), wherein a protective cover (105) and a single-door (103) are respectively installed on the front surface of the variable frequency power supply body, a visual window (106) is installed on the protective cover (105), and a handle (104) is installed on the single-door (103).
4. The frequency conversion power supply with good anti-interference effect according to claim 1, characterized in that: the side plates (2) are provided with mounting holes (203) corresponding to the fixing bolts (201), and heat dissipation ports (202) are arranged between the mounting holes (203).
5. The frequency conversion power supply with good anti-interference effect according to claim 1, characterized in that: the top of the first partition plate (3) is provided with a first cavity (301), and a control host (4) is installed in the first cavity (301).
6. The frequency conversion power supply with good anti-interference effect according to claim 1, characterized in that: the LC filter (7) is connected with the power module (5) through an LC filter circuit (701).
7. The frequency conversion power supply with good anti-interference effect according to claim 1, characterized in that: the wire rewinding device is characterized in that connecting pieces (1101) are mounted at the top and the bottom of the wire rewinding barrel (11), and a preformed hole (1102) is formed in each connecting piece (1101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121072171.7U CN214900627U (en) | 2021-05-19 | 2021-05-19 | Frequency conversion power supply with good anti-interference effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121072171.7U CN214900627U (en) | 2021-05-19 | 2021-05-19 | Frequency conversion power supply with good anti-interference effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214900627U true CN214900627U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121072171.7U Active CN214900627U (en) | 2021-05-19 | 2021-05-19 | Frequency conversion power supply with good anti-interference effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214900627U (en) |
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2021
- 2021-05-19 CN CN202121072171.7U patent/CN214900627U/en active Active
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