Power controller capable of directly controlling temperature

Abstract

The utility model discloses a power controller capable of directly controlling temperature. The power controller is used for solving the problem that an existing temperature control mode is complex in control mode and structure. The device comprises a base, thyristors, fuses and three insulating base plates, a supporting frame is arranged on the side edge of the base, a signal processing board and a power board are arranged on the inner side of the supporting frame, the signal processing board is connected with the power board, and the power board is correspondingly connected with a mutual inductor, at least one fuse and at least one thyristor; load temperature and analog voltage, current and other signals input by external temperature control equipment can be directly collected, the signals are directly transmitted into the power controller, the temperature is directly and accurately controlled through internal conversion, third-party temperature control equipment is omitted, control is simpler, and control precision is higher; the overall structure is simple and small, use is light, installation is convenient, and maintenance is convenient; the integrated design can be used for occasions with narrow space; the method is suitable for occasions requiring accurate control of heating power and temperature.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of power control devices, in particular to a power controller capable of directly controlling temperature. BACKGROUND

[0002] With the development of industrial automation, the demand for power, temperature and other parameters of equipment in the production process is becoming more and more accurate. Excessive power and temperature may cause product failure and equipment damage. It is necessary to ensure that the power / voltage / current / temperature and other parameters are adjusted in real time in the existing production process to ensure the stability and consistency of the production process.

[0003] In the current market, the temperature control method is to connect the power controller through signal conversion to realize temperature control by connecting a third-party temperature controller. This method has the problems of complex control method and structure. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the present application provides a power controller capable of directly controlling temperature to solve the problem of complex control method and structure in the existing temperature control method.

[0005] In order to achieve the above purpose, the present application provides the following technical scheme:

[0006] A power controller capable of directly controlling temperature, comprising a base, wherein a thyristor, a fuse and first, second and third insulating pads arranged in sequence are arranged on the base, the thyristor is arranged between the first and second insulating pads, and the two ends of the thyristor are connected to the first and second insulating pads through first and second connecting members and fixed by a first screw, the fuse is arranged between the second and third insulating pads and fixed by a second screw, and a mutual inductor is sleeved on the second connecting member.

[0007] A support frame is arranged on the side of the base, a signal processing board and a power board are arranged on the inner side of the support frame, and a transformer is arranged on the power board; the signal processing board is connected to the power board, and the power board is connected to the mutual inductor and at least one fuse and thyristor.

[0008] Optionally, a display component is arranged on the upper part of the support frame, and the signal processing board is bidirectionally connected to the display component.

[0009] Optionally, the display component comprises a display panel, the display panel is installed on the support frame by a fourth screw, and a key area, a display area, a state indication area and a parameter selection area are arranged on the display panel.

[0010] Optionally, the display component further comprises a decorative panel, which is attached to the upper part of the display panel.

[0011] Optionally, the support frame comprises two side plates on the left and right sides and a top plate between the two side plates, and the two side plates are fixed to the left and right sides of the base by third screws.

[0012] The display component is arranged on the top plate.

[0013] Optionally, the front and rear sides of the support frame are provided with two end plates.

[0014] Optionally, the inner sides of the two side plates are symmetrically provided with a pair of upper clamping grooves and a pair of lower clamping grooves, and the upper clamping grooves and the lower clamping grooves are respectively used for inserting the signal processing plate and the power supply plate.

[0015] Optionally, it further comprises a positioning pin column for corresponding fixing the positions of the signal processing plate and the power supply plate.

[0016] Optionally, it further comprises a fan, which is installed on the side of the base.

[0017] The base is further provided with a heat dissipation structure.

[0018] Thermal conductive silicone grease is coated between the thyristor and the base.

[0019] Optionally, an interface is arranged on the signal processing plate, the interface is connected with a sensor, and the sensor is used for collecting analog voltage and current signals input by a load temperature and an external temperature control device.

[0020] Compared with the prior art, the application has at least the following beneficial effects:

[0021] 1. The power controller of the present application can directly control temperature, which comprises a base and a thyristor, a fuse, three insulating pads arranged on the base, the thyristor and the insulating pad are connected by a first connecting piece and a second connecting piece and are fixed by a first screw, the fuse is arranged between the second insulating pad and the third insulating pad and is fixed by a second screw, a mutual inductor is sleeved on the second connecting piece, and a transformer is arranged on the power panel; a support frame is arranged on the side of the base, a signal processing panel and a power panel are arranged on the inner side of the support frame, the signal processing panel is connected with the power panel, and the power panel is connected with the mutual inductor and at least one way of the fuse and the thyristor; the present application can directly collect the analog voltage, current and other signals input by the load temperature and external temperature control equipment, the signals are directly transmitted to the power controller, the temperature is directly and accurately controlled through internal conversion, the third party temperature control equipment is omitted, the control is simpler, and the control precision is higher; the overall structure is simple and small, easy to use and convenient to install and maintain; the integrated design can be used in a small space; it is suitable for occasions that need to accurately control the heating power and temperature; at the same time, double independent control is adopted, and single control can also be realized by reducing one way, which is more cost-saving in special occasions, and three-way control can also be increased to adapt to more complex working conditions.

[0022] 2. The display part is arranged on the upper part of the support frame of the present application, which directly displays the required content, and is more simple and clear.

[0023] 3. The base of the present application is provided with a heat dissipation structure, which increases the heat dissipation area and surface air flow of the base and improves the heat dissipation effect.

[0024] 4. The present application is coated with heat-conducting silicone grease between the thyristor and the base, which further improves the heat dissipation effect. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more directly illustrate the prior art and the present application, the following exemplary drawings are given. It should be understood that the specific shape, structure shown in the drawings should not be regarded as a limitation condition for realizing the present application; for example, based on the technical concept and exemplary drawings disclosed in the present application, those skilled in the art can easily make routine adjustments or further optimization on the increase / decrease / attribute division of some units (parts), specific shape, position relationship, connection mode, size ratio relationship, etc.

[0026] Figure 1 The partial isometric schematic view of the power controller of the present application is provided for one embodiment of the present application;

[0027] Figure 2 The overall structure schematic view of the power controller of the present application is provided for one embodiment of the present application;

[0028] Figure 3for Figure 2 The diagram shown is an explosion diagram;

[0029] Figure 4 for Figure 2 The exploded view of the component is shown in the image.

[0030] Figure 5 for Figure 2 A schematic diagram of the functional areas of the central display component;

[0031] Figure 6 This is a circuit block diagram of a power controller with direct temperature control provided in one embodiment of this application.

[0032] Explanation of reference numerals in the attached figures:

[0033] 1. Base; 2. Thyristor; 3. Fuse; 4. Signal processing board; 5. Power board; 6. Current transformer; 7. Support frame; 71. Side plate; 72. Top plate; 73. End plate; 74. Baffle; 8. Display component; 81. Display panel; 82. Fourth screw; 83. Decorative panel; 831. Button area; 832. Display area; 833. Status indicator area; 834. Parameter selection area; 9. First insulating pad; 10. Second insulating pad; 11. Third insulating pad; 12. Fan; 13. First connector; 14. Second connector; 15. Positioning pin; 16. First screw; 17. Second screw; 18. Third screw; 19. Fifth screw; 20. Transformer. Detailed Implementation

[0034] The present application will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0035] In the description of this application: unless otherwise stated, "a plurality of" means two or more. The terms "first," "second," "third," etc., in this application are intended to distinguish the objects referred to and do not have any special meaning in terms of technical connotation (e.g., they should not be construed as an emphasis on importance or order). Expressions such as "comprising," "including," and "having" also mean "not limited to" (certain units, components, materials, steps, etc.).

[0036] The terms used in this application, such as "upper," "lower," "left," "right," and "middle," are generally used to indicate the general relative positional relationship for the purpose of intuitive understanding by referring to the accompanying drawings, and are not absolute limitations on the positional relationship in the actual product.

[0037] One embodiment of this application provides a power controller capable of direct temperature control, such as... Figures 1-6As shown, the device comprises a base 1, the base 1 is provided with a thyristor 2, a fuse 3 and a first insulating pad 9, a second insulating pad 10 and a third insulating pad 11 arranged in sequence, the thyristor 2 is arranged between the first insulating pad 9 and the second insulating pad 10, and the two ends of the thyristor 2 are connected with the first insulating pad 9 and the second insulating pad 10 through a first connecting piece 13 and a second connecting piece 14 respectively, and are fixed through a first screw 16, the fuse 3 is arranged between the second insulating pad 10 and the third insulating pad 11, and is fixed through a second screw 17; a transformer 6 is sleeved on the second connecting piece 14;

[0038] The side edge of the base 1 is provided with a support frame 7, the inner side of the support frame 7 is provided with a signal processing plate 4 and a power supply plate 5, and the power supply plate 5 is provided with a transformer 20; the signal processing plate 4 is connected with the power supply plate 5, and the power supply plate 5 is connected with the transformer 6 and at least one fuse 3 and thyristor 2.

[0039] Preferably, the signal processing plate 4 is provided with an interface connected with a sensor, and the sensor is used for collecting analog voltage, current and other signals input by an external temperature control device.

[0040] Preferably, the upper part of the support frame 7 is provided with a display component 8, and the signal processing plate 4 is bidirectionally connected with the display component 8.

[0041] Preferably, the support frame 7 comprises two side plates 71 located on the left and right sides and a top plate 72 located between the two side plates 71, and the two side plates 71 are fixed on the left and right side edges of the base 1 through third screws 18;

[0042] The display component 8 is arranged on the top plate 72.

[0043] Further preferably, referring to Figure 2 、 Figure 3 , the front and rear sides of the support frame 7 are respectively provided with two end plates 73 and two baffle plates 74, which are connected with the above-mentioned two side plates 71 and the top plate 72 through a direct quick plug mode, and play a decorative role.

[0044] Still further preferably, the inner sides of the two side plates 71 are symmetrically provided with a pair of upper clamping grooves and a pair of lower clamping grooves, and the upper clamping grooves and the lower clamping grooves are respectively used for inserting the signal processing plate 4 and the power supply plate 5.

[0045] Preferably, as shown in Figure 4 、 Figure 5 , the display component 8 comprises a display plate 81 and a fourth screw 82, and the display plate 81 is fixedly installed on the top plate 72 through the fourth screw 82;

[0046] Further preferably, the display component 8 further comprises a decorative panel 83, which is arranged on the upper portion of the display panel 81, and the decorative panel 83 is provided with a key area 831, a display area 832, a state indication area 833 and a parameter selection area 834.

[0047] Still further preferably, the display panel 81 is arranged in the outer slot on the top plate 72, and the decorative panel 83 is arranged on the upper portion of the display panel 81 by means of adhesion; the key area 831, the display area 832 and the state indication area 833 are in transparent form, and the parameter selection area 834 is a film, which contains voltage, current and lamp parameters.

[0048] Preferably, the positioning pin columns 15 are further included, and the plurality of positioning pin columns 15 pass through the side plates 71 of the support frame 7 and are respectively connected to the signal processing panel 4 and the power supply panel 5 in correspondence, thereby being used to fix the positions of the signal processing panel 4 and the power supply panel 5 in correspondence.

[0049] Preferably, the fan 12 is further included, and the fan 12 is installed on the side of the base 1 and is fixed by means of the fifth screw 19.

[0050] Further preferably, the base 1 is further provided with a heat dissipation structure, so as to increase the heat dissipation area and the surface air flow of the base 1 and improve the heat dissipation effect.

[0051] Preferably, the thermally conductive silicone grease is coated between the thyristor 2 and the base 1, which is more conducive to heat dissipation.

[0052] The use principle of the above embodiment is as follows: after the signal processing panel 4 acquires the feedback signal of the load, the heating power is adjusted by the signal processing panel 4 according to the temperature setting value, so as to realize the high-low adjustment control of the temperature; the application can realize the constant voltage, constant current and constant power control of the system on the load device, and the control mode is as follows:

[0053] a. If the mutual inductor 6 is used alone, after the corresponding signal of the load is collected, the device is adjusted to the corresponding required parameter, the mutual inductor 6 can monitor the corresponding change of the device in real time, so as to realize closed-loop precise control.

[0054] b. If the transformer 20 is used alone, after the corresponding signal of the load is collected, the device is adjusted to the corresponding required parameter, the transformer 20 can monitor the corresponding change of the device in real time, so as to realize closed-loop precise control.

[0055] c. In combination of a and b, after the corresponding signal of the load is collected, the device is adjusted to the corresponding required parameter, the mutual inductor 6 and the transformer 20 can simultaneously monitor the corresponding change of the device in real time, so as to realize closed-loop precise control.

[0056] When the current through the load or the voltage across the load exceeds a specified value, the signal processing board 4 controls the thyristor 2 to be closed; when the load current is too large, the fuse 3 cuts off the circuit to protect the load and power controller from being damaged.

[0057] In addition, the display area 832 of the display part 8 can directly display the system power and the equipment running state, and the system power frequency, load voltage, load current, load power, load temperature, equipment temperature, external analog voltage and current signal, etc. can be displayed by the key operation in the key area 831; the system setting mode can be entered by the key operation, and the equipment parameters can be set in the parameter selection area 834 as required.

[0058] In summary, the present application has at least the following advantages:

[0059] 1. The load temperature and the external analog voltage and current signals input by the temperature control equipment can be directly collected without the intervention of a third party equipment; the overall structure is simple and small, easy to use, convenient to install and maintain; the integrated design can be used in a small space; the required content can be directly displayed, which is more simple and clear; the volume is small, the operation is simple, especially in the occasion where the heating power and temperature need to be accurately controlled: industrial heating equipment, heating process requires high precision occasions, laboratory heating equipment, food heating equipment, etc. fully play the characteristics;

[0060] 2. The present application is a double-channel power controller that can directly control the temperature, which can directly obtain the load temperature value without the intervention of a third party equipment, and directly adjust the heating power according to the set value through the signal processing board, so as to realize the high and low adjustment control of the temperature; through the double independent control, it can become single control by reducing one way, which is more cost-saving in special occasions, and also can be increased to three-way control to adapt to more complex working conditions.

[0061] The technical features of the above embodiments can be combined in any way (as long as the combination of the technical features does not exist contradiction), in order to make the description simple, not all possible combinations of the technical features in the above embodiments are described; these embodiments which are not explicitly written should also be considered as the scope of the present application.

Claims

1. A directly temperature-controllable power controller, characterized in that It comprises: The base is provided with a thyristor, a fuse and a first insulating pad, a second insulating pad and a third insulating pad arranged in sequence. The thyristor is arranged between the first insulating pad and the second insulating pad, and the two ends of the thyristor are connected with the first insulating pad and the second insulating pad through a first connecting piece and a second connecting piece, and are fixed by a first screw. The fuse is arranged between the second insulating pad and the third insulating pad, and is fixed by a second screw. A mutual inductor is sleeved on the second connecting piece; The side of the base is provided with a support frame, and the inner side of the support frame is provided with a signal processing board and a power supply board. The power supply board is provided with a transformer. The signal processing board is connected with the power supply board, and the power supply board is connected with the mutual inductor and at least one fuse and thyristor.

2. The direct temperature controllable power controller of claim 1, wherein, The upper part of the support frame is provided with a display component, and the signal processing board is bidirectionally connected with the display component.

3. The direct temperature controllable power controller of claim 2, wherein, The display component comprises a display panel, which is installed on the support frame by a fourth screw, and is provided with a key area, a display area, a state indication area and a parameter selection area.

4. The direct temperature controllable power controller of claim 3, wherein, The display component further comprises a decorative panel, which is attached to the upper part of the display panel.

5. The direct temperature controllable power controller of claim 2, wherein, The support frame comprises two side plates on the left and right sides and a top plate between the two side plates. The two side plates are fixed on the left and right sides of the base by third screws. The display component is arranged on the top plate.

6. The direct temperature controllable power controller of claim 5, wherein, The front and rear sides of the support frame are provided with two end plates.

7. The direct temperature controllable power controller of claim 5, wherein, The inner sides of the two side plates are symmetrically provided with a pair of upper clamping grooves and a pair of lower clamping grooves, which are used for inserting the signal processing board and the power supply board respectively.

8. The direct temperature controllable power controller of claim 5, wherein, It further comprises a positioning pin column for fixing the positions of the signal processing board and the power supply board.

9. The direct temperature controllable power controller of claim 1, wherein, It further comprises a fan installed on the side of the base. The base is further provided with a heat dissipation structure. Thermal conductive silicone grease is coated between the thyristor and the base.

10. The direct temperature controllable power controller of claim 1, wherein, An interface is arranged on the signal processing board, which is connected with a sensor for collecting analog voltage and current signals input by a load temperature and an external temperature control device.

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