CN219660221U - Ventilating and cooling device in PLC cabinet - Google Patents
Ventilating and cooling device in PLC cabinet Download PDFInfo
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- CN219660221U CN219660221U CN202320070541.6U CN202320070541U CN219660221U CN 219660221 U CN219660221 U CN 219660221U CN 202320070541 U CN202320070541 U CN 202320070541U CN 219660221 U CN219660221 U CN 219660221U
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- fan
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- 238000001816 cooling Methods 0.000 title claims abstract description 44
- 230000001105 regulatory effect Effects 0.000 claims abstract description 21
- 238000009423 ventilation Methods 0.000 claims abstract description 15
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 9
- 230000002146 bilateral effect Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of PLC cabinets, in particular to a ventilation and cooling device in a PLC cabinet, which comprises: the upper side and the lower side of the right side wall of the cabinet body are fixedly connected with standby fans, the middle part of the right end of the cabinet body is fixedly connected with a control shell, a controller is arranged in the control shell, the upper side and the lower side of the cooling fan are fixedly connected to the middle part of the right side of an inner cavity of the cabinet body through connecting rods, and the cooling fan and the middle part of the control shell are oppositely arranged left and right; the regulating plate, the left side of radiator fan symmetry about is equipped with the regulating plate, and the equal fixedly connected with slider of rear end of regulating plate, the slider is all movably pegged graft in the sliding tray of sliding housing. Through the overall structure of equipment, when the temperature is higher than the setting temperature in the cabinet, radiator fan just can move, both can practice thrift the electric energy like this, can also prolong radiator fan's life, practice thrift spare part cost. Through the structure that is equipped with the regulating plate, can effectually adjust radiator fan's wind direction.
Description
Technical Field
The utility model relates to the technical field of PLC cabinets, in particular to a ventilation and cooling device in a PLC cabinet.
Background
PLC control is widely applied in metallurgical enterprises, and PLC realizes control over equipment automation and process automation, and is a core of modern industry. The temperature is one of factors influencing the stable operation of the PLC, and because the PLC control cabinet can generate a large amount of heat in the operation process, if the heat is not dissipated for a long time, the components in the cabinet can be aged, the service life of the components is reduced, and the stable operation of the equipment is influenced. The heat dissipating device in the traditional PLC cabinet uses the limit switch to control the heat dissipating fan, and the device has the defect that the heat dissipating fan can operate as long as the cabinet door is in a closed state no matter what the temperature in the cabinet is in spring, summer, autumn and winter. When the temperature in winter or the cabinet is low, can cause the waste of electric energy, also can reduce radiator fan's life, therefore we propose a ventilation cooling device in the PLC cabinet.
Disclosure of Invention
The utility model provides a ventilation cooling device in a PLC cabinet, which solves the problems that in the prior art, no matter how the temperature in the cabinet is in spring, summer, autumn and winter, as long as a cabinet door is in a closed state, a cooling fan can run, and when the temperature in the cabinet is low in winter, the waste of electric energy can be caused, and the service life of the cooling fan can be reduced.
Or,
in order to solve the technical problems or at least partially solve the technical problems, the utility model provides a ventilation cooling device in a PLC cabinet, comprising:
the intelligent cabinet temperature control device comprises a cabinet body, wherein a standby fan is fixedly connected to the upper side and the lower side of the right side wall of the cabinet body, a control shell is fixedly connected to the middle part of the right end of the cabinet body, and a controller is arranged in the control shell;
the upper side and the lower side of the cooling fan are fixedly connected to the middle part of the right side of the inner cavity of the cabinet body through connecting rods, and the cooling fan and the middle part of the control shell are oppositely arranged left and right;
the regulating plate, the upper and lower symmetry in radiator fan's left side is equipped with the regulating plate, and the equal fixedly connected with slider of rear end of regulating plate, the slider is all movably pegged graft in the sliding tray of slip casing, and the equal movable grafting in middle part of slider has the threaded rod to the lower extreme of threaded rod is through drive motor rotation drive.
Optionally, the right-hand member outside of control casing is opened there is the grafting groove, and the right-hand member of control casing is equipped with the locating frame, the left end outside fixedly connected with grafting strip of locating frame, grafting strip activity grafting is in the inside of grafting groove.
Optionally, a first filter screen is fixedly connected to the inner side of the positioning frame.
Optionally, a second filter screen is fixedly connected to the left side of the inner cavity of the control shell.
Optionally, the upper and lower side screw thread of threaded rod is opposite, and the pitch is the same, the upper and lower side of threaded rod passes through the bearing and pegs graft at the upper and lower lateral wall middle part of slip casing, and the rear end fixed connection of slip casing is at the inner chamber rear end of cabinet body.
Optionally, the regulating plate is arranged on the upper side and the lower side of the left end of the cooling fan in an eight shape, and the right side of the opposite end face of the regulating plate is fixedly connected with a triangular strip, and the right angle faces of the triangular strips are opposite.
Optionally, three temperature sensors are equidistantly arranged in the middle of the rear side of the inner cavity of the cabinet body, the temperature sensors are connected with the controller through wires, and the controller is connected with the cooling fan and the standby fan through wires.
Optionally, a plurality of heat dissipation holes are uniformly formed in the upper part, the middle part and the lower part of the left side wall of the cabinet body.
Optionally, the transmission motor is fixedly connected to the lower end face of the sliding shell.
The beneficial effects of the utility model are as follows:
through the overall structure of equipment, when the temperature is low in winter or the cabinet, no matter the cabinet door is in the open state or in the closed state, radiator fan just can not move, only when the temperature is higher than the setting temperature in the cabinet, radiator fan just can move, both can practice thrift the electric energy like this, can also prolong radiator fan's life, practice thrift spare part cost.
Through the structure provided with the adjusting plates, when the temperature detected by the space in the middle part or the upper side and the lower side of the cabinet body is higher, the transmission motor is started to rotate reversely to drive the threaded rod to rotate reversely and drive the two sliding blocks to move reversely, so that the two adjusting plates can move reversely, the air flow blown to the middle part is increased, the replacement rate of the air flow in the middle part is accelerated, and the cooling effect of the middle part is increased; on the contrary, when the temperature of the upper side space and the lower side space is higher, the transmission motor rotates positively, so that the adjusting plate moves relatively, the air flow in the middle of the adjusting plate is reduced, the air flow blowing to the upper side and the lower side is increased, the flow velocity of the air flow on the upper side and the lower side of the cabinet body is accelerated, and the wind direction of the cooling fan can be effectively adjusted.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an overall structural diagram of an embodiment of the present utility model.
Fig. 2 is a cross-sectional view of an embodiment of the present utility model.
Fig. 3 is an enlarged view of a in fig. 2 according to an embodiment of the present utility model.
The marks in the figure: 1. the device comprises a cabinet body, a control shell, a positioning frame, a first filter screen, a standby fan, a temperature sensor, a heat dissipation hole, a plug strip, a controller, a second filter screen, a sliding shell, a regulating plate, a driving motor, a sliding block, a threaded rod, a triangular bar and a heat dissipation fan.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indications such as up, down, left, right, front, and rear … … in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture such as that shown in the drawings, and if the particular posture is changed, the directional indication is changed accordingly.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
In the prior art, a heat dissipation device in a traditional PLC cabinet controls a heat dissipation fan by using a limit switch, and the device has the defect that the heat dissipation fan can operate as long as a cabinet door is in a closed state no matter what the temperature in the cabinet is in spring, summer, autumn and winter.
In order to solve the problems, the utility model provides the ventilation cooling device in the PLC cabinet, which is used for solving the problems that in the prior art, no matter how the temperature in the cabinet is in spring, summer, autumn and winter, the cooling fan can operate as long as the cabinet door is in a closed state, and when the temperature in the cabinet is low in winter or winter, the waste of electric energy can be caused, and the service life of the cooling fan can be reduced.
As shown in fig. 1-3, this embodiment provides a ventilation cooling device in a PLC cabinet, including:
the intelligent cabinet temperature control device comprises a cabinet body 1, wherein a standby fan 5 is fixedly connected to the upper side and the lower side of the right side wall of the cabinet body 1, a control shell 2 is fixedly connected to the middle of the right end of the cabinet body 1, and a controller 9 is arranged in the control shell 2;
the upper side and the lower side of the cooling fan 17 are fixedly connected to the middle part of the right side of the inner cavity of the cabinet body 1 through connecting rods, and the cooling fan 17 and the middle part of the control shell 2 are oppositely arranged left and right;
the regulating plate 12, the left side of radiator fan 17 is equipped with regulating plate 12 from top to bottom symmetrically, and the equal fixedly connected with slider 14 of rear end of regulating plate 12, slider 14 all activity is pegged graft in the sliding tray of slip casing 11, and the middle part of slider 14 all activity is pegged graft there is threaded rod 15 to the lower extreme of threaded rod 15 is through driving motor 13 rotation drive, driving motor 13 fixed connection is at the lower terminal surface of slip casing 11.
Specifically: the cabinet body 1 is the existing cabinet body in the market;
the control shell 2 is an air inlet outer shell, and is internally connected with the controller 9, the controller 9 adopts the existing controllers in the market, receives information transmitted by the temperature sensor 6, and controls the working states of the cooling fan 17 and the standby fan 5;
the standby fans 5 adopt existing fans in the market, when the temperature of the upper side and the lower side in the cabinet body 1 is low in heat dissipation, the controller 9 controls the two standby fans 5 to run, so that air on the upper side and the lower side in the inner cavity of the cabinet body 1 is ventilated, and a filter screen is arranged on the outer side of the standby fans 5;
the two adjusting plates 12 are arranged and can run oppositely or reversely, so that the direction of wind blown by the cooling fan 17 can be divided, and all the air in the cabinet body 1 can be effectively dredged;
the transmission motor 13 adopts the existing motor in the market, the transmission motor 13 is connected with the controller 9 through a wire, and the controller 9 controls the positive and negative rotation of the transmission motor 13;
the slide block 14 can relatively or reversely displace inside the slide housing 11 to adjust the position of the adjusting plate 12;
the threaded rod 15 rotates positively and negatively, so that the two sliding blocks 14 can be driven to relatively or reversely displace;
the heat dissipation fan 17 is a commercially available fan.
In the present embodiment, as shown in fig. 1 and 2: the right-hand member outside of control housing 2 is opened there is the grafting groove, and the right-hand member of control housing 2 is equipped with locating frame 3, locating frame 3's left end outside fixedly connected with grafting strip 8, grafting strip 8 activity grafting is in the inside of grafting groove.
Specifically: the plug strip 8 is inserted in the plug groove, so that the first filter screen 4 can be installed and disassembled more conveniently and rapidly.
In this embodiment, as shown in fig. 2: the inner side of the positioning frame 3 is fixedly connected with a first filter screen 4.
Specifically: the first filter screen 4 filters air entering the control housing 2 and the inside of the cabinet 1.
In this embodiment, as shown in fig. 2: the left side of the inner cavity of the control shell 2 is fixedly connected with a second filter screen 10.
Specifically: the second filter screen 10 is provided to increase the cleanliness of the air entering the cabinet 1.
In the present embodiment, as shown in fig. 2 and 3: the threads on the upper side and the lower side of the threaded rod 15 are opposite and have the same thread pitch, the upper side and the lower side of the threaded rod 15 are inserted in the middle parts of the upper side wall and the lower side wall of the sliding shell 11 through bearings, and the rear end of the sliding shell 11 is fixedly connected to the rear end of the inner cavity of the cabinet body 1.
Specifically: the threaded rod 15 is threaded in opposite directions, so that when the threaded rod 15 rotates in the forward and reverse directions, the two sliders 14 can be driven to displace relatively or reversely, and the positions of the two adjusting plates 12 can be adjusted.
In the present embodiment, as shown in fig. 2 and 3: the adjusting plate 12 is arranged on the upper side and the lower side of the left end of the cooling fan 17 in an eight shape, the right side of the opposite end face of the adjusting plate 12 is fixedly connected with a triangular strip 16, and right angle faces of the triangular strips 16 are opposite.
Specifically: when the right sides of the opposite faces of the adjusting plate 12 are combined together, the triangular strips 16 can enable the air blown by the cooling fan 17 not to pass through the middle of the adjusting plate 12 and only to blow towards the upper side and the lower side, so that the air on the upper side and the lower side of the inner cavity of the cabinet body 1 can be quickly replaced, and the air on the upper side and the lower side of the inner cavity of the cooling cabinet body 1 can be quickly replaced.
In this embodiment, as shown in fig. 2: three temperature sensors 6 are equidistantly arranged in the middle of the rear side of the inner cavity of the cabinet body 1, the temperature sensors 6 are connected with a controller 9 through wires, and the controller 9 is connected with a radiator fan 17 and a standby fan 5 through wires.
Specifically: the cooling fan 17 and the standby fan 5 are all existing fans in the market, the three temperature sensors 6 are all existing sensors in the market, the temperatures of the upper side, the middle part and the lower side of the inner cavity of the cabinet body 1 are detected by the three temperature sensors 6 respectively, and when the equipment dissipates heat, air enters the cabinet body 1 through the inside of the control shell 2, and can dissipate heat to control the gas inside the shell 2, so that the internal components of the control shell 2 are dissipated.
In this embodiment, as shown in fig. 2: the upper part, the middle part and the lower part of the left side wall of the cabinet body 1 are uniformly provided with a plurality of heat dissipation holes 7.
Specifically: the heat dissipation holes 7 are air outlets for air to flow.
When the temperature of the upper side, the middle part and the lower side of the inner cavity of the cabinet body 1 are detected by the three temperature sensors 6 respectively during measurement, when the temperature detected by one of the temperature sensors 6 reaches a set threshold value, the controller 9 controls the cooling fan 17 to start, the cooling fan 17 extracts outside air to enter the interior of the cabinet body 1 from the middle part of the control shell 2, after the air flows through the two regulating plates 12, the direction of the air flow blown into the interior of the cabinet body 1 by the cooling fan 17 can be regulated, and under normal conditions, the air flow is blown back to the interior of the cabinet body 1 in three directions, wherein the directions are respectively the upper part, the middle part and the lower part, so that the air in the cabinet body 1 is fully replaced;
when the temperature detected by the space in the middle part or the upper side and the lower side of the cabinet body 1 is higher, when the temperature in the middle part is higher, the transmission motor 13 is started to rotate reversely, the threaded rod 15 is driven to rotate reversely, and the two sliding blocks 14 are driven to move reversely, so that the two regulating plates 12 can move reversely, the air flow blown to the middle part is increased, the replacement rate of the air flow in the middle part is accelerated, and the cooling effect of the middle part is increased; on the contrary, when the temperature of the upper and lower side spaces is higher, the transmission motor 13 rotates positively, so that the regulating plate 12 displaces relatively, thereby reducing the air flow in the middle of the regulating plate 12, increasing the air flow blowing to the upper and lower sides and accelerating the flow rate of the air flow at the upper and lower sides of the cabinet body 1;
and when the equipment is normally used, when the temperature value detected by the three temperature sensors 6 does not reach the threshold value, the heat dissipation fan 17 does not work, four corners for air replacement are easy to exist on the upper side and the lower side of the cabinet body 1, and thus when the temperature of the upper side and the lower side of the cabinet body 1 is replaced for a long time and is not lower than the threshold value, the two standby fans 5 are started, and therefore air replacement and heat dissipation are carried out on the upper side and the lower side of the inner cavity of the cabinet body 1.
The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. Aeration-cooling device in PLC cabinet, its characterized in that includes:
the intelligent cabinet temperature control device comprises a cabinet body (1), wherein a standby fan (5) is fixedly connected to the upper side and the lower side of the right side wall of the cabinet body (1), a control shell (2) is fixedly connected to the middle part of the right end of the cabinet body (1), and a controller (9) is arranged in the control shell (2);
the upper side and the lower side of the cooling fan (17) are fixedly connected to the middle part of the right side of the inner cavity of the cabinet body (1) through connecting rods, and the cooling fan (17) and the middle part of the control shell (2) are oppositely arranged left and right;
regulating plate (12), the left side of radiator fan (17) bilateral symmetry is equipped with regulating plate (12), and the equal fixedly connected with slider (14) of rear end of regulating plate (12), slider (14) all activity grafting is in the sliding tray of slip casing (11), and the middle part of slider (14) all activity grafting has threaded rod (15) to the lower extreme of threaded rod (15) is through driving motor (13) rotation drive.
2. The ventilation and cooling device in a PLC cabinet according to claim 1, wherein: the right-hand member outside of control casing (2) is opened there is the grafting groove, and the right-hand member of control casing (2) is equipped with locating frame (3), the left end outside fixedly connected with grafting strip (8) of locating frame (3), grafting strip (8) activity grafting is in the inside of grafting groove.
3. The ventilation and cooling device in a PLC cabinet according to claim 2, wherein: the inner side of the positioning frame (3) is fixedly connected with a first filter screen (4).
4. The ventilation and cooling device in a PLC cabinet according to claim 1, wherein: the left side of the inner cavity of the control shell (2) is fixedly connected with a second filter screen (10).
5. The ventilation and cooling device in a PLC cabinet according to claim 1, wherein: the threads on the upper side and the lower side of the threaded rod (15) are opposite and have the same thread pitch, the upper side and the lower side of the threaded rod (15) are inserted into the middle parts of the upper side wall and the lower side wall of the sliding shell (11) through bearings, and the rear end of the sliding shell (11) is fixedly connected with the rear end of the inner cavity of the cabinet body (1).
6. The ventilation and cooling device in a PLC cabinet according to claim 1, wherein: the adjusting plate (12) is arranged on the upper side and the lower side of the left end of the radiating fan (17) in an eight-shaped mode, triangular strips (16) are fixedly connected to the right sides of the opposite end faces of the adjusting plate (12), and right-angle faces of the triangular strips (16) are opposite.
7. The ventilation and cooling device in a PLC cabinet according to claim 1, wherein: three temperature sensors (6) are arranged in the middle of the rear side of the inner cavity of the cabinet body (1) at equal intervals, the temperature sensors (6) are connected with a controller (9) through wires, and the controller (9) is connected with a radiator fan (17) and a standby fan (5) through wires.
8. The ventilation and cooling device in a PLC cabinet according to claim 1, wherein: a plurality of heat dissipation holes (7) are uniformly formed in the upper part, the middle part and the lower part of the left side wall of the cabinet body (1).
9. The ventilation and cooling device in a PLC cabinet according to claim 1, wherein: the transmission motor (13) is fixedly connected to the lower end face of the sliding shell (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320070541.6U CN219660221U (en) | 2023-01-10 | 2023-01-10 | Ventilating and cooling device in PLC cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320070541.6U CN219660221U (en) | 2023-01-10 | 2023-01-10 | Ventilating and cooling device in PLC cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219660221U true CN219660221U (en) | 2023-09-08 |
Family
ID=87878270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320070541.6U Active CN219660221U (en) | 2023-01-10 | 2023-01-10 | Ventilating and cooling device in PLC cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219660221U (en) |
-
2023
- 2023-01-10 CN CN202320070541.6U patent/CN219660221U/en active Active
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