CN214545191U

CN214545191U - Frequency conversion control cabinet based on PLC control

Info

Publication number: CN214545191U
Application number: CN202120363273.8U
Authority: CN
Inventors: 周溢泉; 周思源; 周翔
Original assignee: Zhejiang Huachen Valve Co ltd
Current assignee: Zhejiang Huachen Valve Co ltd
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-10-29
Anticipated expiration: 2031-02-08

Abstract

The utility model discloses a variable frequency control cabinet based on PLC control, the high-voltage switchgear assembly comprises a control cabinet, the positive surface movable mounting of switch board has sealed access door, the positive fixed surface of switch board has seted up mounting groove, the inside movable mounting of mounting groove has the mounting panel of cutting apart, switch board one side surface is close to lower surface edge fixed position and has seted up the heat dissipation shrinkage pool, the inside lower surface edge fixed position that is close to of switch board has cooling water storage storehouse, the positive fixed surface of sealed access door installs the display screen, the display screen below is located the positive fixed surface of sealed access door and installs control button. A variable frequency control cabinet based on PLC control, relay and PLC control device that can be convenient for install not of uniform size, and built-in hydrologic cycle heat dissipation can effectually avoid internal control circuit to cause the short circuit with external contact etc. comparatively convenient.

Description

Frequency conversion control cabinet based on PLC control

Technical Field

The utility model relates to a variable frequency control cabinet field, in particular to variable frequency control cabinet based on PLC control.

Background

The variable frequency control cabinet is mainly used for adjusting the working frequency of equipment, reducing energy loss, stably starting the equipment, reducing the damage of large current generated when the equipment is directly started to a motor, and meanwhile, the variable frequency control cabinet is provided with analog quantity input (used for speed control or feedback signals), PID (proportion integration differentiation) control, pump switching control (used for constant voltage), a communication function, a macro function (different parameter settings aiming at different occasions), multi-stage speed and the like, and can be widely applied to automatic control of various occasions such as water supply, drainage, fire fighting, spraying pipe network pressurization, heating ventilation air conditioner cold and hot water circulation and the like of industrial and agricultural production and various buildings; the existing frequency conversion control cabinet based on PLC control has certain drawbacks when being used, when a PLC system is improved in installation, various control units with different sizes can be used, most of the inner space of the control cabinet is in a fixed state, installation in an inconvenient later period is realized, and in a long-time use process, an internal circuit is in contact with an external environment, so that faults are easily caused, and for this reason, a frequency conversion control cabinet based on PLC control is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a variable frequency control cabinet based on PLC control can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a variable frequency control cabinet based on PLC control, includes the switch board, positive surface movable mounting of switch board has sealed access door, the positive fixed surface of switch board has seted up mounting groove, the inside movable mounting of mounting groove has the segmentation mounting panel, switch board one side surface is close to lower surface edge fixed position and has seted up the heat dissipation shrinkage pool, the inside lower surface edge fixed position that is close to of switch board has cooling water storage storehouse.

Preferably, the supporting base is fixedly arranged at the position, close to the edges of the four corners, of the lower surface of the control cabinet, and a threaded groove is fixedly formed at the position, close to the edge of the outer surface at one side, of the front surface of the control cabinet.

Preferably, the positive fixed surface of sealed access door installs the display screen, the display screen below is located the positive fixed surface of sealed access door and installs control button, the positive surface of sealed access door is close to one side surface edge position and inlays to establish and install sealed screw thread spliced pole, the positive fixed surface of sealed access door installs the removal handle, the sealed access door rear surface is close to edge position fixed mounting and has the sealing rubber packing ring.

Preferably, the inside both sides of mounting groove fixed surface has seted up the division board mounting groove, spacing hole has been seted up to the inside fixed surface of division board mounting groove, the inside spacing hole one side fixed movable recess of having seted up that is located of division board mounting groove, the inside movable mounting of movable recess has the division board, cut apart the positive fixed surface of mounting board and seted up spacing recess, the inside fixed mounting of spacing recess has return spring, the spacing post of return spring other end fixedly connected with, the positive fixed surface of spacing post installs the connection handle, cut apart the positive fixed surface of mounting board and seted up and deposit the recess.

Preferably, heat dissipation shrinkage pool one end fixed mounting has the ventilation dust screen, the inside fixed mounting of heat dissipation shrinkage pool has the heat dissipation motor, heat dissipation motor output fixed mounting has radiator vane.

Preferably, the inside fixed mounting suction pump in cooling water storage storehouse, switch board one side external surface is fixed and is seted up the water injection screw hole, the water injection screw hole communicates with each other with cooling water storage storehouse is inside, the inside movable mounting of water injection screw hole has sealed screw knob, fixed surface is connected with the heat dissipation pipeline on the suction pump, the inside fixed surface of mounting groove installs the heat absorption connection piece.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, the mounting groove and the cutting mounting plate are mutually matched, the cutting mounting plate can be moved by controlling the connecting handle, the internal space distribution condition can be changed at will, the control units with different sizes can be conveniently mounted, the sealing access door is closed, the sealing threaded connecting column is rotated and fixed into the threaded groove, the sealing rubber gasket can cut the internal part of the mounting groove into a sealing state at the moment, the control cabinet is started by the control button, the internal control unit starts to work to generate heat, the water suction pump is started at the moment to convey cooling water into the heat dissipation pipeline, the heat absorption connecting sheet can conduct the internal heat to the heat dissipation pipeline, the heat dissipation motor is started to blow the heat conducted by the heat dissipation pipeline out of the interior of the control cabinet, and under the condition of keeping good heat dissipation, the internal sealing is used for preventing external dust or moisture from causing internal circuit faults, is more convenient and effective.

Drawings

Fig. 1 is a schematic view of the overall structure of a variable frequency control cabinet based on PLC control according to the present invention;

fig. 2 is a front view of a frequency conversion control cabinet based on PLC control according to the present invention;

fig. 3 is a cross-sectional view of a frequency conversion control cabinet based on PLC control according to the present invention;

fig. 4 is the utility model relates to a A department enlarger in fig. 1 of variable frequency control cabinet based on PLC control.

In the figure: 1. a control cabinet; 101. a support base; 102. a threaded groove; 2. sealing the access door; 201. Moving the handle; 202. sealing the threaded connecting column; 203. a display screen; 204. a control button; 205. a sealing rubber gasket; 3. installing a groove; 301. a partition plate mounting groove; 302. a limiting hole; 303. a movable groove; 4. dividing the mounting plate; 401. a limiting groove; 402. a limiting column; 403. a connecting handle; 404. A return spring; 405. a storage recess; 5. a heat dissipation concave hole; 501. a ventilation dust screen; 502. a heat dissipation motor; 503. a heat dissipating fin; 6. a cooling water storage bin; 601. water injection threaded holes; 602. sealing the threaded knob; 603. a heat dissipation pipe; 604. a heat absorption connecting sheet; 605. a water pump.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a frequency conversion control cabinet based on PLC control comprises a control cabinet 1, a sealing access door 2 is movably mounted on the front surface of the control cabinet 1, a mounting groove 3 is fixedly formed on the front surface of the control cabinet 1, a dividing mounting plate 4 is movably mounted in the mounting groove 3, a heat dissipation concave hole 5 is fixedly formed in the position, close to the edge of the lower surface, of the outer surface of one side of the control cabinet 1, and a cooling water storage bin 6 is fixedly mounted in the position, close to the edge of the lower surface, in the control cabinet 1;

a supporting base 101 is fixedly arranged on the lower surface of the control cabinet 1 near the edges of the four corners, and a threaded groove 102 is fixedly arranged on the front surface of the control cabinet 1 near the edge of the outer surface of one side; the front surface of the sealing access door 2 is fixedly provided with a display screen 203, a control button 204 is fixedly arranged below the display screen 203 and on the front surface of the sealing access door 2, a sealing threaded connecting column 202 is embedded and installed at the position, close to the edge of the outer surface of one side, of the front surface of the sealing access door 2, a moving handle 201 is fixedly arranged on the front surface of the sealing access door 2, and a sealing rubber gasket 205 is fixedly arranged at the position, close to the edge, of the rear surface of the sealing access door 2; the outer surfaces of two sides inside the mounting groove 3 are fixedly provided with a partition plate mounting groove 301, the inside of the partition plate mounting groove 301 is fixedly provided with a limiting hole 302, one side of the limiting hole 302 inside the partition plate mounting groove 301 is fixedly provided with a movable groove 303, a partition mounting plate 4 is movably mounted inside the movable groove 303, the front surface of the partition mounting plate 4 is fixedly provided with a limiting groove 401, the inside of the limiting groove 401 is fixedly provided with a return spring 404, the other end of the return spring 404 is fixedly connected with a limiting column 402, the front surface of the limiting column 402 is fixedly provided with a connecting handle 403, and the front surface of the partition mounting plate 4 is fixedly provided with a storage groove 405; one end of the heat dissipation concave hole 5 is fixedly provided with a ventilation dustproof net 501, the interior of the heat dissipation concave hole 5 is fixedly provided with a heat dissipation motor 502, and the output end of the heat dissipation motor 502 is fixedly provided with a heat dissipation blade 503; inside fixed mounting suction pump 605 in cooling water storage storehouse 6, switch board 1 one side external surface is fixed and has been seted up water injection screw hole 601, and water injection screw hole 601 communicates with each other with cooling water storage storehouse 6 is inside, and the inside movable mounting of water injection screw hole 601 has sealed screw knob 602, and surface fixed connection has heat dissipation pipeline 603 on suction pump 605, and the inside fixed surface of mounting groove 3 installs heat absorption connection piece 604.

It should be noted that, the utility model relates to a frequency conversion control cabinet based on PLC control, when using, first need to screw it out of the interior of the thread groove 102 through the rotary seal thread connection post 202, at this time, the locking state of the contact seal access door 2 can be realized, open the seal access door 2 and place the PLC control unit to be installed on the upper surface of the partition installation plate 4, when the space in the interior is not enough, the connection handle 403 needs to be moved to drive the spacing post 402 to move, when moving the spacing post 402 out of the interior of the spacing hole 302, the partition installation plate 4 can be moved up and down, when fixing it at a proper position, the spacing post 402 can be inserted into the interior of the spacing hole 302 from the force of the return spring 404, after the installation, the seal access door 2 is closed, the rotary seal thread connection post 202 is fixed into the thread groove 102 by rotating, at this time, the seal rubber gasket 205 can partition the interior of the installation groove 3 into a sealing state, the control cabinet is started through the control button 204, the internal control unit starts to work to generate heat, the water suction pump 605 is started at the moment, cooling water is conveyed to the inside of the heat dissipation pipeline 603, the heat absorption connecting sheet 604 conducts the heat inside to the heat dissipation pipeline 603, the heat dissipation motor 502 is started, the heat conducted by the heat dissipation pipeline 603 is blown out of the inside of the control cabinet 1, under the condition that good heat dissipation is kept, internal sealing is used for preventing external dust or moisture from causing internal circuit faults, and the control cabinet is convenient and effective.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a variable frequency control cabinet based on PLC control which characterized in that: including switch board (1), the positive surface movable mounting of switch board (1) has sealed access door (2), the positive fixed surface of switch board (1) has seted up mounting groove (3), mounting groove (3) inside movable mounting has segmentation mounting panel (4), switch board (1) one side surface is close to lower surface edge fixed position and has seted up heat dissipation shrinkage pool (5), switch board (1) inside is close to lower surface edge fixed position and has cooling water storage storehouse (6).

2. The frequency conversion control cabinet based on PLC control of claim 1, characterized in that: the lower surface of the control cabinet (1) is fixedly provided with a supporting base (101) close to the edges of the four corners, and the front surface of the control cabinet (1) is fixedly provided with a threaded groove (102) close to the edge of the outer surface on one side.

3. The frequency conversion control cabinet based on PLC control of claim 1, characterized in that: the positive fixed surface of sealed access door (2) installs display screen (203), display screen (203) below is located the positive fixed surface of sealed access door (2) and installs control button (204), sealed access door (2) positive surface is close to one side surface edge position and inlays to establish and installs sealed screw thread spliced pole (202), the positive fixed surface of sealed access door (2) installs removal handle (201), sealed access door (2) rear surface is close to edge position fixed mounting and has sealed rubber packing ring (205).

4. The frequency conversion control cabinet based on PLC control of claim 1, characterized in that: division board mounting groove (301) have been seted up to inside both sides fixed surface of mounting groove (3), spacing hole (302) have been seted up to division board mounting groove (301) inside fixed, division board mounting groove (301) inside is located spacing hole (302) one side fixed and has been seted up movable recess (303), the inside movable mounting of activity recess (303) has the division mounting panel (4), cut apart the positive fixed surface of mounting panel (4) and seted up spacing recess (401), the inside fixed mounting of spacing recess (401) has return spring (404), return spring (404) other end fixedly connected with is spacing post (402), the positive fixed surface of spacing post (402) installs connection handle (403), cut apart the positive fixed surface of mounting panel (4) and seted up and deposit recess (405).

5. The frequency conversion control cabinet based on PLC control of claim 1, characterized in that: heat dissipation shrinkage pool (5) one end fixed mounting has ventilation dust screen (501), the inside fixed mounting of heat dissipation shrinkage pool (5) has heat dissipation motor (502), heat dissipation motor (502) output end fixed mounting has radiator vane (503).

6. The frequency conversion control cabinet based on PLC control of claim 1, characterized in that: the cooling water storage bin (6) inside fixed mounting suction pump (605), water injection screw hole (601) have been seted up to switch board (1) one side external fixed surface, water injection screw hole (601) communicate with each other with cooling water storage bin (6) is inside, the inside movable mounting of water injection screw hole (601) has sealed screw knob (602), fixed surface is connected with radiating pipe (603) on suction pump (605), mounting groove (3) inside fixed surface installs heat absorption connection piece (604).