CN204013182U - A kind of heat dissipation type Based Intelligent Control frequency converter for frame - Google Patents
A kind of heat dissipation type Based Intelligent Control frequency converter for frame Download PDFInfo
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- CN204013182U CN204013182U CN201420298342.1U CN201420298342U CN204013182U CN 204013182 U CN204013182 U CN 204013182U CN 201420298342 U CN201420298342 U CN 201420298342U CN 204013182 U CN204013182 U CN 204013182U
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- frequency converter
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Abstract
The utility model discloses a kind of heat dissipation type Based Intelligent Control frequency converter for frame, comprise frequency converter shell, described frequency converter shell comprises base plate, on described base plate, support is installed, on described support, top cover is installed, described base plate, support, top cover outside are all provided with fin; On described base plate, frequency-changing control system is installed, described frequency-changing control system comprises operating circuit, control circuit, and described operating circuit is connected with control circuit.A kind of heat dissipation type Based Intelligent Control frequency converter for frame described in the utility model, its cost is low, starting is steady, reliability is high, adapt to high temperature willow catkins flying in the air environment, production efficiency is high, power savings is obvious.
Description
Technical field
The utility model relates to a kind of frequency converter, relates in particular to a kind of heat dissipation type Based Intelligent Control frequency converter for frame.
Background technology
Due to the severe operational environment of textile enterprise's high temperature, many willow catkins flying in the air, the frame of textile mills using when frequency converter, has the following disadvantages: the one, and synchronous motor starting is not steady, because starting current is large etc., often makes frequency converter occur protection, affect enterprise's production; The 2nd, when frequency converter works long hours under the work on the spot environment of high temperature, many willow catkins flying in the air, often there is overtemperature protection, affect enterprise and produce.
Utility model content
The purpose of this utility model is to provide a kind of heat dissipation type Based Intelligent Control frequency converter for frame, and its cost is low, starting is steady, reliability is high, adapt to high temperature willow catkins flying in the air environment, production efficiency is high, power savings is obvious.
In order to achieve the above object, the technical solution of the utility model is:
For a heat dissipation type Based Intelligent Control frequency converter for frame, comprise frequency converter shell, described frequency converter shell comprises base plate, on described base plate, support is installed, and on described support, top cover is installed, described base plate, support, top cover outside are all provided with fin; On described base plate, frequency-changing control system is installed, described frequency-changing control system comprises operating circuit, control circuit, and described operating circuit is connected with control circuit.
Liquid circulation pipeline is all installed in described base plate, support, top cover, and described liquid circulation pipeline is connected with coolant circulation system.
On described fin, offer heat radiation groove, and longitudinal height of described fin is 5-60mm.
Described operating circuit comprises rectification and filter circuit, transition circuit, inverter circuit, three-phase synchronous motor, and wherein said transition circuit is connected with rectification and filter circuit, inverter circuit respectively, and described inverter circuit is connected with three-phase synchronous motor; Described control circuit comprises control module, current protecting circuit, wherein said control module is connected with current detection circuit, voltage detecting circuit, drive circuit, imput output circuit respectively, and described current protecting circuit is connected with current detection circuit, drive circuit respectively; Described inverter circuit is connected with current detection circuit, drive circuit respectively.
Described rectification and filter circuit comprise rectification circuit, DC filtering circuit, described rectification circuit comprises uncontrollable three phase rectifier bridge module, Absorption Capacitance C1, piezo-resistance R1, described DC filtering circuit comprises electrochemical capacitor C2, electrochemical capacitor C3, cement resistor R3, cement resistor R4, aluminum casing resistor R2, A.C. contactor, be parallel with Absorption Capacitance C1, the described uncontrollable three phase rectifier bridge module of piezo-resistance R1 is connected with A.C. contactor, described A.C. contactor is in parallel with aluminum casing resistor R2, described A.C. contactor is connected with electrochemical capacitor C2, the described electrochemical capacitor C2 that is parallel with cement resistor R3 connects with the electrochemical capacitor C3 that is parallel with cement resistor R4.
Described inverter circuit comprises intelligent power module, Absorption Capacitance C4, the first Hall current sensor, the second Hall current sensor, wherein said intelligent power module two ends Absorption Capacitance C4 in parallel, on the electric wire that described inverter circuit is connected with three-phase synchronous motor, be separately installed with the first Hall current sensor, the second Hall current sensor, and described current detection circuit is connected with the first Hall current sensor, the second Hall current sensor respectively.
The beneficial effects of the utility model are: (one) adopts the heat dissipation design with excellent radiating effect for the heat dissipation type Based Intelligent Control frequency converter of frame, adapt to the needs that spinning and weaving workshop high-temperature dust work on the spot environmental requirement frequency converter can not provided with fan, ensured Based Intelligent Control frequency converter applying on frame; (2) be that frame Based Intelligent Control frequency converter is installed, by the Based Intelligent Control of the design to operating circuit and control circuit control module, greatly improve effective duration of runs of spindle, production efficiency and the output of spinning machine are improved, reduce end breakage rate, saved the raw material of rejection and waste, improved power factor, reduce line loss, thereby reached the object of economize on electricity; (3) be because spinning machine is the Textile Machinery that recoverable amount is large, domestic about more than 20 ten thousand at present, therefore, the Based Intelligent Control frequency converter of low cost, high-performance and high reliability is wide in the application prospect of textile industry.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model for the frequency converter shell of the heat dissipation type Based Intelligent Control frequency converter of frame;
Fig. 2 is the structure for amplifying schematic diagram of fin in Fig. 1;
Fig. 3 is the block diagram of system of the utility model for the heat dissipation type Based Intelligent Control frequency converter of frame;
Fig. 4 is the main circuit structure schematic diagram of the utility model for the heat dissipation type Based Intelligent Control frequency converter of frame.
Embodiment
Embodiment 1
A kind of heat dissipation type Based Intelligent Control frequency converter for frame as shown in Figure 1, Figure 2, Figure 3, Figure 4, comprise frequency converter shell 2, described frequency converter shell 2 comprises aluminum alloy bottom plate 5, on described aluminum alloy bottom plate 5, aluminium alloy post 6 is installed, on described aluminium alloy post 6, Aluminum Alloy Roof Cover 7 is installed, described aluminum alloy bottom plate 5, aluminium alloy post 6, Aluminum Alloy Roof Cover 7 outsides are all provided with fin 8.On described fin 8, offer heat radiation groove 10, and longitudinal height of described fin 8 is 30mm.Described aluminum alloy bottom plate 5, aluminium alloy post 6, Aluminum Alloy Roof Cover 7 is interior that liquid circulation pipeline 9 is all installed, and described liquid circulation pipeline 9 is connected with coolant circulation system.
On described base plate 5, frequency-changing control system 1 is installed, described frequency-changing control system 1 comprises operating circuit 3, control circuit 4, and described operating circuit 3 is connected with control circuit 4.
Described operating circuit 3 comprises rectification and filter circuit 11, transition circuit 12, inverter circuit 13, three-phase synchronous motor 14, wherein said transition circuit 12 is connected with rectification and filter circuit 11, inverter circuit 13 respectively, and described inverter circuit 13 is connected with three-phase synchronous motor 14; Described control circuit 4 comprises control module 15, current protecting circuit 17, wherein said control module 15 is connected with current detection circuit 16, voltage detecting circuit 18, drive circuit 19, imput output circuit 20 respectively, and described current protecting circuit 17 is connected with current detection circuit 16, drive circuit 19 respectively; Described inverter circuit 13 is connected with current detection circuit 16, drive circuit 19 respectively.Control circuit 4 main tasks have been switch control, signal monitoring and protections of inverter, and keyboard input is exported with showing control.
Described rectification and filter circuit 11 comprise rectification circuit 21, DC filtering circuit 22, described rectification circuit 21 comprises uncontrollable three phase rectifier bridge module 24, Absorption Capacitance C1, piezo-resistance R1, described DC filtering circuit 22 comprises electrochemical capacitor C2, electrochemical capacitor C3, cement resistor R3, cement resistor R4, aluminum casing resistor R2, A.C. contactor 25, be parallel with Absorption Capacitance C1, the described uncontrollable three phase rectifier bridge module 24 of piezo-resistance R1 is connected with A.C. contactor 25, described A.C. contactor 25 is in parallel with aluminum casing resistor R2, described A.C. contactor 25 is connected with electrochemical capacitor C2, the described electrochemical capacitor C2 that is parallel with cement resistor R3 connects with the electrochemical capacitor C3 that is parallel with cement resistor R4.
Described inverter circuit 13 comprises intelligent power module, Absorption Capacitance C4, the first Hall current sensor 23, the second Hall current sensor 26, wherein said intelligent power module two ends Absorption Capacitance C4 in parallel, on the electric wire that described inverter circuit 13 is connected with three-phase synchronous motor 14, be separately installed with the first Hall current sensor 23, the second Hall current sensor 26, and described current detection circuit 16 is connected with the first Hall current sensor 23, the second Hall current sensor 26 respectively.
When a kind of heat dissipation type Based Intelligent Control frequency converter for frame described in the present embodiment starts, A.C. contactor 25 disconnects, 380V three-phase alternating current after uncontrollable three phase rectifier bridge module 24 rectifications through aluminum casing resistor R2 to electrochemical capacitor C2, electrochemical capacitor C3 quick charge, electrochemical capacitor C2, after electrochemical capacitor C3 charging, the voltage after rectification is carried out to filtering, the DC bus-bar voltage that formation peak value is 537V, control module 15 is controlled A.C. contactor switch 25 closures afterwards, by aluminum casing resistor R2 short circuit, busbar voltage is added to P and the N two ends of the three-phase inverter bridge circuit being made up of main power device, control module 15 is by drive circuit 19 through and off of main switch in control inverter regularly, make the U of inverter circuit 13, V and W end output three-phase amplitude are identical, the sinusoidal waveform that phase phasic difference is 120 °, be used for controlling three-phase synchronous motor 14.In addition; be added in the P of main power device, the Absorption Capacitance C1 at N two ends suffers various transient overvoltages and overcurrent for fear of device and damages in switching process; for the protection of main power device; piezo-resistance R1 receives between the output both positive and negative polarity of uncontrollable three phase rectifier bridge module 24; be mainly used in suppressing the frequent abnormal overvoltage occurring in circuit, protection rear class device is avoided superpotential infringement.Electrochemical capacitor C2, electrochemical capacitor C3 adopt 400V, 3300 μ F electrochemical capacitors, cement resistor R3, cement resistor R4 adopt the cement resistor of 20W, 33k Ω, aluminum casing resistor R2 adopts 80W, 10 Ω aluminum casing resistors, and A.C. contactor 25 adopts 380V, A.C. contactor.
A kind of heat dissipation type Based Intelligent Control frequency converter for frame of the present embodiment, its cost is low, starting is steady, reliability is high, adapt to high temperature willow catkins flying in the air environment, production efficiency is high, power savings is obvious.
Claims (6)
1. the heat dissipation type Based Intelligent Control frequency converter for frame, it is characterized in that: comprise frequency converter shell (2), described frequency converter shell (2) comprises base plate (5), support (6) is installed on described base plate (5), top cover (7) is installed on described support (6), and described base plate (5), support (6), top cover (7) outside are all provided with fin (8); Frequency-changing control system (1) is installed on described base plate (5), described frequency-changing control system (1) comprises operating circuit (3), control circuit (4), and described operating circuit (3) is connected with control circuit (4).
2. a kind of heat dissipation type Based Intelligent Control frequency converter for frame according to claim 1, it is characterized in that: in described base plate (5), support (6), top cover (7), liquid circulation pipeline (9) is all installed, and described liquid circulation pipeline (9) is connected with coolant circulation system.
3. a kind of heat dissipation type Based Intelligent Control frequency converter for frame according to claim 1, it is characterized in that: on described fin (8), offer heat radiation groove (10), and longitudinal height of described fin (8) is 5-60mm.
4. a kind of heat dissipation type Based Intelligent Control frequency converter for frame according to claim 1, it is characterized in that: described operating circuit (3) comprises rectification and filter circuit (11), transition circuit (12), inverter circuit (13), three-phase synchronous motor (14), wherein said transition circuit (12) is connected with rectification and filter circuit (11), inverter circuit (13) respectively, and described inverter circuit (13) is connected with three-phase synchronous motor (14); Described control circuit (4) comprises control module (15), current protecting circuit (17), wherein said control module (15) is connected with current detection circuit (16), voltage detecting circuit (18), drive circuit (19), imput output circuit (20) respectively, and described current protecting circuit (17) is connected with current detection circuit (16), drive circuit (19) respectively; Described inverter circuit (13) is connected with current detection circuit (16), drive circuit (19) respectively.
5. a kind of heat dissipation type Based Intelligent Control frequency converter for frame according to claim 4, it is characterized in that: described rectification and filter circuit (11) comprise rectification circuit (21), DC filtering circuit (22), described rectification circuit (21) comprises uncontrollable three phase rectifier bridge module (24), Absorption Capacitance C1, piezo-resistance R1, described DC filtering circuit (22) comprises electrochemical capacitor C2, electrochemical capacitor C3, cement resistor R3, cement resistor R4, aluminum casing resistor R2, A.C. contactor (25), be parallel with Absorption Capacitance C1, the described uncontrollable three phase rectifier bridge module (24) of piezo-resistance R1 is connected with A.C. contactor (25), described A.C. contactor (25) is in parallel with aluminum casing resistor R2, described A.C. contactor (25) is connected with electrochemical capacitor C2, the described electrochemical capacitor C2 that is parallel with cement resistor R3 connects with the electrochemical capacitor C3 that is parallel with cement resistor R4.
6. a kind of heat dissipation type Based Intelligent Control frequency converter for frame according to claim 4, it is characterized in that: described inverter circuit (13) comprises intelligent power module, Absorption Capacitance C4, the first Hall current sensor (23), the second Hall current sensor (26), wherein said intelligent power module two ends Absorption Capacitance C4 in parallel, on the electric wire that described inverter circuit (13) is connected with three-phase synchronous motor (14), be separately installed with the first Hall current sensor (23), the second Hall current sensor (26), and described current detection circuit (16) respectively with the first Hall current sensor (23), the second Hall current sensor (26) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420298342.1U CN204013182U (en) | 2014-06-06 | 2014-06-06 | A kind of heat dissipation type Based Intelligent Control frequency converter for frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420298342.1U CN204013182U (en) | 2014-06-06 | 2014-06-06 | A kind of heat dissipation type Based Intelligent Control frequency converter for frame |
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| Publication Number | Publication Date |
|---|---|
| CN204013182U true CN204013182U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420298342.1U Expired - Fee Related CN204013182U (en) | 2014-06-06 | 2014-06-06 | A kind of heat dissipation type Based Intelligent Control frequency converter for frame |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103997192A (en) * | 2014-06-06 | 2014-08-20 | 浙江工业大学之江学院 | Heat dissipation type intelligent control frequency converter for thread spinner |
| CN106411185A (en) * | 2016-11-13 | 2017-02-15 | 刘军 | High efficiency high power controller |
-
2014
- 2014-06-06 CN CN201420298342.1U patent/CN204013182U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103997192A (en) * | 2014-06-06 | 2014-08-20 | 浙江工业大学之江学院 | Heat dissipation type intelligent control frequency converter for thread spinner |
| CN106411185A (en) * | 2016-11-13 | 2017-02-15 | 刘军 | High efficiency high power controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20160606 |