CN105697971A - Electrical control system - Google Patents
Electrical control system Download PDFInfo
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- CN105697971A CN105697971A CN201410682540.2A CN201410682540A CN105697971A CN 105697971 A CN105697971 A CN 105697971A CN 201410682540 A CN201410682540 A CN 201410682540A CN 105697971 A CN105697971 A CN 105697971A
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Abstract
The invention provides an electrical control system. The electrical control system includes a main circuit, a control circuit, and a first loop; a first end of the main circuit is connected to a first end of the control circuit; a second end of the main circuit is connected to a motor for enabling an oil filtering purifying device to filter lubricating oil to be filtered in a lubricating oil container; a second end of the control circuit is connected to a first end of the first loop; a third end of the control circuit is connected to a second end of the first loop; a power supply is provided for the motor through the main circuit; the control circuit controls the motor to enable the oil filtering purifying device to filter the lubricating oil to be filtered in the lubricating oil container; and the first loop controls the lubricating oil to be filtered in the lubricating oil container to be injected into a device oil tank after the lubricating oil to be filtered is filtered by the oil filtering purifying device, and in this way, the filtered lubricating oil can be automatically injected into the device oil tank, and time and effort can be saved.
Description
Technical field
The present invention relates to field of electrical control, particularly relate to a kind of electric control system。
Background technology
Lubricating oil is used on all kinds equipment to reduce the fluid lubricant of friction, protection equipment part; therefore the fuel tank of various equipment it is frequently necessary to be equipped with enough lubricating oil to reduce the abrasion of equipment part; owing to lubricating oil is after using longer a period of time; lubricating oil in fuel tank can contain more impurity, it usually needs replaces。
In prior art, it is common that the oil-out at other reserve fuel tanks arranges a filter and lubricating oil is carried out simple filtration, is directly poured in equipment fuel tank by the lubricating oil in other reserve fuel tanks by manual type, but, adopt the relatively time-consuming effort of the method。
Summary of the invention
The present invention provides a kind of electric control system, manually directly pours the lubricating oil in other reserve fuel tanks into cause to waste time and energy in equipment fuel tank problem after a filter filters to solve to require in prior art。
For solving above-mentioned technical problem, the present invention provides a kind of electric control system, including: main circuit, control circuit and the first loop, first end of described main circuit is connected with the first end of described control circuit, second end of described main circuit with start oil strain purifier and treat the motor that the lubricating oil in filtering lubricant oil container is filtered and be connected, second end of described control circuit is connected with first end in described first loop, and the 3rd end of described control circuit is connected with second end in described first loop；Wherein,
Described main circuit, for providing power supply to described motor；
Described control circuit, is filtered the lubricating oil in described lubricant oil reservoir to be filtered for controlling oil strain purifier described in described electric motor starting；
Described first loop, for controlling the lubricating oil injection device fuel tank after described oil strain purifier filters in described lubricant oil reservoir to be filtered。
In an embodiment of above-mentioned electric control system, described first loop includes the first branch road, the second branch road and the 3rd branch road, one end of described first branch road, the second branch road and the 3rd branch road is connected with the second end of described control circuit respectively, the other end of described first branch road, the second branch road and the 3rd branch road respectively with the three-terminal link of described control circuit；
Wherein, first contact K11 and the first of the first relay K 1 switch after SB1 is connected in parallel successively with the first contact K21 of the second relay K 2, the first contact K31 of the 3rd relay K 3, the 4th relay K 4 the coils connected in series of the first contact K41 and described K1 form described first branch road, the parallel circuit in series of the second contact K12 and the first display lamp EL1 and the first control unit YV1 of described K1 forms described second branch road, and the 3rd contact K13 of described K1 and the second control unit YV2 is composed in series described 3rd branch road。
In an embodiment of above-mentioned electric control system, also include:
Second servo loop, described second servo loop injects described lubricant oil reservoir to be filtered for controlling the lubricating oil in described lubricant oil reservoir to be filtered after described oil strain purifier filters, described second servo loop includes the 4th branch road and the 5th branch road, one end of described 4th branch road and the 5th branch road is connected with the second end of described control circuit respectively, the other end of described 4th branch road and the 5th branch road respectively with the three-terminal link of described control circuit；
Wherein, the second contact K22 and second switch SB2 of described K2 after being connected in parallel successively with the 4th contact K14 of described K1, the second contact K32 of described K3, described K4 the second contact K42 and described K2 coils connected in series form described 4th branch road, the 3rd contact K23 and the second display lamp EL2 and described YV1 of described K2 parallel circuit in series composition described 5th branch road。
In an embodiment of above-mentioned electric control system, also include:
Tertiary circuit, described tertiary circuit injects described equipment fuel tank for controlling the lubricating oil in described equipment fuel tank after described oil strain purifier filters, described tertiary circuit includes the 6th branch road and the 7th branch road, one end of described 6th branch road and the 7th branch road is connected with the second end of described control circuit respectively, the other end of described 6th branch road and the 7th branch road respectively with the three-terminal link of described control circuit；
Wherein, described K3 the 3rd contact K33 and the three switch SB3 be connected in parallel after successively with the 5th contact K15 of described K1, the 4th contact K24 of described K2, described K4 the 3rd contact K43 and described K3 coils connected in series form described 6th branch road, the 4th contact K34 and the three display lamp EL3 and described YV2 of described K3 parallel circuit in series composition described 7th branch road。
In an embodiment of above-mentioned electric control system, also include:
4th loop, described 4th loop injects described lubricant oil reservoir to be filtered for controlling the lubricating oil in described equipment fuel tank after described oil strain purifier filters, described 4th loop includes the 8th branch road and the 9th branch road, one end of described 8th branch road and the 9th branch road is connected with the second end of described control circuit respectively, the other end of described 8th branch road and the 9th branch road respectively with the three-terminal link of described control circuit；
Described K4 the 4th contact K44 and the six switch SB6 be connected in parallel after successively with the 6th contact K16 of described K1, the 5th contact K25 of described K2, described K3 the 5th contact K35 and described K4 coils connected in series form described 8th branch road, the 5th contact K45 and the four display lamp EL4 of described K4 is composed in series described 9th branch road。
In an embodiment of above-mentioned electric control system, described control circuit includes the first fuse FU1 and the five and switchs SB5, one end of described FU1 is connected with the first end of described main circuit, the other end of described FU1 is connected with one end of described SB5, the other end of described SB5 respectively with the 7th contact K17 of described K1, the 6th contact K26 of described K2, one end of the 6th contact K46 of the 6th contact K36 and described K4 of described K3 connects, described K17, described K26, one end of the other end of described K36 and described K46 and the first contact K51 of the 5th relay K 5 connects, one end of the other end of described K51 and the first contact K61 of the 6th relay K 6 connects, one end of the other end of described K61 and the first contact K71 of the 7th relay K 7 connects, the other end of described K71 is connected with one end of the 6th the first contact KM1 switching SB6 and catalyst KM respectively, the other end of described SB6 and described KM1 is connected with one end of the coil of described KM and the 5th display lamp EL5 respectively, the coil of described KM and the other end of the 5th display lamp EL5 respectively with described first branch road, second branch road, 3rd branch road, 4th branch road, 5th branch road, 6th branch road, 7th branch road, the other end of the 8th branch road and the 9th branch road, one end of first thermorelay FR1 connects, the other end of described FR1 passes through the second fuse FU2 ground connection。
In an embodiment of above-mentioned electric control system, described main circuit includes circuit breaker Q F, the 3rd fuse FU3 and the second thermorelay FR2, one end of described QF is accessed in three-phase circuit, the other end of described QF is connected with one end of described FU3, the other end of described FU3 is connected with one end of the second contact KM2 of described KM, the other end of described KM2 is connected with one end of described FR2, and the other end of described FR2 is connected with described motor。
In an embodiment of above-mentioned electric control system, also include:
High temperature alarm circuit, described high temperature alarm circuit is for when the temperature of the lubricating oil in equipment fuel tank is be more than or equal to design temperature, control described P1 output alarm signal, described high temperature alarm circuit includes the tenth branch road, and the 7th switch SA1, temperature detector TE, the first alarm P1 are composed in series described tenth branch road。
In an embodiment of above-mentioned electric control system, also include:
High liquid level warning circuit, described high liquid level warning circuit is for when the liquid level of the lubricating oil in equipment fuel tank sets liquid level be more than or equal to first, control described P2 output alarm signal, described high liquid level warning circuit includes the 11st branch road and twelve earthly branches road, 8th coils connected in series described 11st branch road of composition switching SA2, the first contact K81 of the 8th relay, described K5, the second contact K52 and the second alarm P2 of described K5 are composed in series described twelve earthly branches road。
In an embodiment of above-mentioned electric control system, also include:
Low liquid level alarm circuit, described low liquid level alarm circuit is for when the liquid level of the lubricating oil in equipment fuel tank sets liquid level less than or equal to second, control described P3 output alarm signal, described low liquid level alarm circuit includes the 13rd branch road and the 14th branch road, 9th coils connected in series described 13rd branch road of composition switching SA3, the second contact K82 of described 8th relay, described K6, second contact K62 and the three alarm P3 of described K6 is composed in series described 14th branch road。
In an embodiment of above-mentioned electric control system, also include:
Plugged filter warning circuit, described plugged filter warning circuit is for when the pressure on described filter is be more than or equal to setting pressure, control described P4 output alarm signal, described plugged filter warning circuit includes the 15th branch road and the 16th branch road, tenth switch SA4 respectively with the first contact CMS1 of filter, one end of second contact CMS2 and the three contact ZS-1 connects and described CMS1, the coil of the other end of described CMS2 and described ZS-1 and described K7 connects to form described 15th branch road, second contact K72 and the four alarm P4 of described K7 is composed in series described 16th branch road。
Electric control system provided by the invention, power supply is provided to motor by main circuit, the lubricating oil that control circuit control electric motor starting oil strain purifier is treated in filtering lubricant oil container is filtered, lubricating oil in first circuit controls lubricant oil reservoir to be filtered is injection device fuel tank after oil strain purifier filters, such that it is able to make the lubricating oil after filtration be automatically injected equipment fuel tank, time saving and energy saving。
Accompanying drawing explanation
The structural representation of a kind of electric control system that Fig. 1 provides for the embodiment of the present invention；
The structural representation of the another kind of electric control system that Fig. 2 provides for the embodiment of the present invention。
Detailed description of the invention
For making the embodiment of the present invention solve the technical problem that, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments。
The structural representation of a kind of electric control system that Fig. 1 provides for the embodiment of the present invention。As shown in Figure 1, the electric control system of the present embodiment includes: main circuit 101, control circuit 102 and the first loop 103, first end 1011 of main circuit 101 is connected with the first end 1021 of control circuit 102, second end 1012 of main circuit 101 with start oil strain purifier and treat the motor 104 that the lubricating oil in filtering lubricant oil container is filtered and be connected, second end 1022 of control circuit 102 is connected with first end 1031 in the first loop 103, and the 3rd end 1023 of control circuit 102 is connected with second end 1032 in the first loop 103；Wherein,
Main circuit 101 is for providing power supply to motor 104；Control circuit 102 starts the lubricating oil that oil strain purifier treats in filtering lubricant oil container be filtered for controlling motor 104；First loop 103 is for controlling the lubricating oil injection device fuel tank after oil strain purifier filters in lubricant oil reservoir to be filtered。
Control circuit 102 controls motor 104 and starts oil strain purifier and treat after the lubricating oil in filtering lubricant oil container is filtered, and under the control in the first loop 103, makes the grease injection equipment fuel tank after filtration。Such that it is able to make the lubricating oil after filtration be automatically injected equipment fuel tank, time saving and energy saving。
The electric control system that the present embodiment provides, power supply is provided to motor by main circuit, the lubricating oil that control circuit control electric motor starting oil strain purifier is treated in filtering lubricant oil container is filtered, lubricating oil in first circuit controls lubricant oil reservoir to be filtered is injection device fuel tank after oil strain purifier filters, such that it is able to make the lubricating oil after filtration be automatically injected equipment fuel tank, time saving and energy saving。
Further, as in figure 2 it is shown, the structural representation of another kind of electric control system that provides for the embodiment of the present invention of Fig. 2。First loop includes the first branch road, the second branch road and the 3rd branch road, one end of first branch road, the second branch road and the 3rd branch road is connected with the second end of control circuit respectively, the other end of the first branch road, the second branch road and the 3rd branch road respectively with the three-terminal link of control circuit。
Wherein, first contact K11 and the first of the first relay K 1 switch after SB1 is connected in parallel successively with the first contact K21 of the second relay K 2, the first contact K31 of the 3rd relay K 3, the 4th relay K 4 the coils connected in series of the first contact K41 and K1 form the first branch road, the parallel circuit in series of the second contact K12 and the first display lamp EL1 and the first control unit YV1 of K1 forms the second branch road, and the 3rd contact K13 of K1 and the second control unit YV2 is composed in series the 3rd branch road。It should be noted that K11, K12, K13 are K1 three normally opened contacts, K21 is the normally-closed contact of K2, and K31 is the normally-closed contact of K3, and K41 is the normally-closed contact of K4。
When control circuit 102 control motor 104 start oil strain purifier treat the lubricating oil in filtering lubricant oil container be filtered, the first loop 103 can control through oil strain purifier filter after grease injection equipment fuel tank。Specific works process is: SB1 can be press button, after pressing SB1, K11, K12, K13 close, the state of K21, K31, K41 is constant, i.e. K21, K31, K41 Guan Bi, make EL1 bright, make YV1, YV2 connect electricity simultaneously, thus controlling the grease injection equipment fuel tank after oil strain purifier filters。
Further, also include:
Second servo loop, second servo loop injects lubricant oil reservoir to be filtered for controlling the lubricating oil in lubricant oil reservoir to be filtered after oil strain purifier filters, second servo loop includes the 4th branch road and the 5th branch road, one end of 4th branch road and the 5th branch road is connected with the second end of control circuit respectively, the other end of the 4th branch road and the 5th branch road respectively with the three-terminal link of control circuit。
Wherein, as shown in Figure 2, the second contact K22 and second switch SB2 of K2 forms the 4th branch road with the coils connected in series of second contact K42 and K2 of second contact K32, K4 of the 4th contact K14, K3 of K1 after being connected in parallel successively, parallel circuit in series composition the 5th branch road of the 3rd contact K23 and the second display lamp EL2 and YV1 of K2。It should be noted that K14, normally-closed contact for K1, K32 is the normally-closed contact of K3, and K42 is the normally-closed contact of K4, and K22, K23 are the normally opened contact of K2。
SB2 can be press button, when selecting second servo loop, namely press SB2, only make YV1 connect electricity, the lubricating oil controlled in lubricant oil reservoir to be filtered injects lubricant oil reservoir to be filtered after oil strain purifier filters, namely the lubricating oil treated in filtering lubricant oil container is circulated filtration。
If it should be noted that after pressing SB1, K11, K12, K13 close, and the K14 in second servo loop disconnects, thus after ensureing to press SB1, only starting the first loop works。If after pressing SB2, K22, K23 close, and the state of K14, K32, K42 remains unchanged, and still in closure state, makes EL2 bright, and K21 in the first loop disconnects, thus after ensureing to press SB2, only starting second servo loop work。
Further, also include:
Tertiary circuit, tertiary circuit is for controlling the lubricating oil injection device fuel tank after oil strain purifier filters in equipment fuel tank, tertiary circuit includes the 6th branch road and the 7th branch road, one end of 6th branch road and the 7th branch road is connected with the second end of control circuit respectively, the other end of the 6th branch road and the 7th branch road respectively with the three-terminal link of control circuit。
Wherein, as shown in Figure 2,3rd contact K33 and the three of K3 switchs and forms the 6th branch road with the coils connected in series of the 3rd contact K43 and K3 of the 4th contact K24, K4 of the 5th contact K15, K2 of K1 successively after SB3 is connected in parallel, parallel circuit in series composition the 7th branch road of the 4th contact K34 and the three display lamp EL3 and the YV2 of K3。It should be noted that K15 is the normally-closed contact of K1, K24 is the normally-closed contact of K2, and K43 is the normally-closed contact of K4, and K33, K34 are the normally opened contact of K3。
SB3 can be press button, when selecting tertiary circuit, namely press SB3, the state of K15, K24, K43 remains unchanged, still in closure state, make EL3 bright, only make YV2 connect electricity, lubricating oil in control equipment fuel tank is injection device fuel tank after oil strain purifier filters, namely the lubricating oil in equipment fuel tank is circulated filtration。
If it should be noted that after pressing SB3, K33, K34 close, and the K31 in the first loop disconnects, and the K32 in second servo loop disconnects, thus after ensureing to press SB3, only starting tertiary circuit work。
After lubricating oil in equipment fuel tank uses a period of time, it is possible to by starting tertiary circuit work, the lubricating oil in equipment fuel tank is filtered, it is ensured that be supplied to the degree of purity of the lubricating oil of equipment part。
Further, also include:
4th loop, 4th loop injects lubricant oil reservoir to be filtered for controlling the lubricating oil in equipment fuel tank after oil strain purifier filters, 4th loop includes the 8th branch road and the 9th branch road, one end of 8th branch road and the 9th branch road is connected with the second end of control circuit respectively, the other end of the 8th branch road and the 9th branch road respectively with the three-terminal link of control circuit。
As shown in Figure 2,4th contact K44 and the six of K4 switchs and forms the 8th branch road with the coils connected in series of the 5th contact K35 and K4 of the 5th contact K25, K3 of the 6th contact K16, K2 of K1 successively after SB6 is connected in parallel, and the 5th contact K45 and the four display lamp EL4 of K4 is composed in series the 9th branch road。It should be noted that K16 is the normally-closed contact of K1, K25 is the normally-closed contact of K2, and K35 is the normally-closed contact of K3, and K44, K45 are the normally opened contact of K4。
SB4 can be press button, when selecting four loops, namely press SB4, K16, K25, state remain unchanged, still in closure state, making EL4 bright, now YV1, YV2 all do not connect electricity, and the lubricating oil controlled in equipment fuel tank injects lubricant oil reservoir to be filtered after oil strain purifier filters。
It should be noted that, if after pressing SB4, K44, K45 close, and the K41 in the first loop disconnects, the K42 in second servo loop disconnects, and the K43 in tertiary circuit disconnects, thus ensure press SB4 after, only start the 4th loop works, namely start the lubricating oil in the 4th loop device for transferring fuel tank, and inject lubricant oil reservoir to be filtered after being filtered by the lubricating oil in equipment fuel tank。
Further, as in figure 2 it is shown, control circuit include first fuse FU1 and the five switch SB5, FU1 one end be connected with the first end of main circuit, the other end of FU1 is connected with one end of SB5, the other end of SB5 respectively with the 7th contact K17 of K1, the 6th contact K26 of K2, one end of the 6th contact K46 of the 6th contact K36 and the K4 of K3 connects, K17, K26, one end of the other end of K36 and K46 and the first contact K51 of the 5th relay K 5 connects, one end of the other end of K51 and the first contact K61 of the 6th relay K 6 connects, one end of the other end of K61 and the first contact K71 of the 7th relay K 7 connects, the other end of K71 is connected with one end of the 6th the first contact KM1 switching SB6 and catalyst KM respectively, the other end of SB6 and KM1 is connected with one end of the coil of KM and the 5th display lamp EL5 respectively, the coil of KM and the other end of the 5th display lamp EL5 respectively with the first branch road, second branch road, 3rd branch road, 4th branch road, 5th branch road, 6th branch road, 7th branch road, the other end of the 8th branch road and the 9th branch road, one end of first thermorelay FR1 connects, and the other end of FR1 passes through the second fuse FU2 ground connection。
It should be noted that, K17, K26, K36, K46 are normally opened contact, K51, K61, K71 are normally-closed contact, and SB5 can be normally closed switch, and SB6 is normal open switch, after pressing SB1 and SB6, K17 closes, and the state of K51, K61, K71 is constant, still in closure state, make EL5 bright, and control motor work simultaneously。FU1 can play short circuit and overcurrent protection, and FR1 can play overload protection。
Further, as shown in Figure 2, R, S, T are the three phase mains of input, U, V, W are the three-phase voltage to main frame input, and main circuit includes one end of circuit breaker Q F, the 3rd fuse FU3 and the second thermorelay FR2, QF and accesses in three-phase circuit, the other end of QF is connected with one end of FU3, the other end of FU3 is connected with one end of the second contact KM2 of KM, and the other end of KM2 is connected with one end of FR, and the other end of FR2 is connected with motor。
QF can play overload protection; FU2 can play short circuit and overcurrent protection; FR2 can play overload protection; after QF connection, connecting KM2 under the control of control circuit; electric current makes system enter duty through QF, FU2, KM2, FR2, motor; when having served as stream or overload, one of QF, FU2, FR2 cut off main circuit, it is achieved the protection to motor。It should be noted that electric control system be energized after current table can the electric current of monitor in real time main circuit whether normal, voltmeter can the voltage of monitor in real time main circuit whether normal。
Further, also include:
High temperature alarm circuit, high temperature alarm circuit is for when the temperature of the lubricating oil in equipment fuel tank is be more than or equal to design temperature, controlling P1 output alarm signal, high temperature alarm circuit includes the tenth branch road, and the 7th switch SA1, temperature detector TE, the first alarm P1 are composed in series the tenth branch road。TE can be normally opened contact。
As in figure 2 it is shown, 220 volts of alternating currents can be converted to 24 volts of unidirectional currents by electric pressure converter, to provide power supply to high temperature alarm circuit, wherein, SA1 can be rotary switch, after screwing SA1, when the temperature of lubricating oil is be more than or equal to design temperature, TE normally opened contact closes, and high temperature alarm P1 reports to the police；The SA1 that outwards winding can cut off high temperature alarm circuit。When P1 reports to the police, it is possible to by pressing SB5, disconnecting thus controlling KM2, cutting off main circuit, it is achieved the protection to oil strain purifier。
Further, also include:
High liquid level warning circuit, high liquid level warning circuit is for when the liquid level of the lubricating oil in equipment fuel tank sets liquid level be more than or equal to first, control P2 output alarm signal, high liquid level warning circuit includes the 11st branch road and twelve earthly branches road, coils connected in series composition the 11st branch road of the 8th first contact K81, K5 switching SA2, the 8th relay, the second contact K52 and the second alarm P2 of K5 are composed in series twelve earthly branches road。K52 is normally opened contact, and K81 is normally opened contact。
Electric pressure converter can provide power supply to high liquid level warning circuit, wherein, SA2 can be rotary switch, after screwing SA2, when the liquid level of the lubricating oil in equipment fuel tank sets liquid level be more than or equal to first, K81 closes, the coil making K5 obtains electric, and K52 Guan Bi connects P2 makes P2 report to the police, and K51 disconnects and makes KM2 dead electricity simultaneously, make KM2 in main circuit disconnect and cut off main circuit, it is prevented that in fuel tank, lubricating oil overflows。
Further, also include:
Low liquid level alarm circuit, low liquid level alarm circuit is for when the liquid level of the lubricating oil in equipment fuel tank sets liquid level less than or equal to second, control P3 output alarm signal, low liquid level alarm circuit includes the 13rd branch road and the 14th branch road, coils connected in series composition the 13rd branch road of the 9th second contact K82, K6 switching SA3, the 8th relay, second contact K62 and the three alarm P3 of K6 is composed in series the 14th branch road。K62 is normally opened contact, and K82 is normally opened contact。
Electric pressure converter can provide power supply to low liquid level alarm circuit, wherein, SA3 can be rotary switch, after screwing SA3, when the liquid level of the lubricating oil in equipment fuel tank sets liquid level less than or equal to second, K82 closes, the coil making K6 obtains electric, and K62 Guan Bi connects P3 makes P3 report to the police, and K61 disconnects and makes KM2 dead electricity simultaneously, make KM2 in main circuit disconnect and cut off main circuit, remind lubricating oil in fuel tank very few。
Further, also include:
Plugged filter warning circuit, plugged filter warning circuit is for when the pressure on filter is be more than or equal to setting pressure, control P4 output alarm signal, plugged filter warning circuit includes the 15th branch road and the 16th branch road, tenth switch SA4 is connected with one end of the first contact CMS1 of filter, the second contact CMS2 and the 3rd contact ZS-1 respectively and the other end of CMS1, CMS2 and ZS-1 connects to form the 15th branch road with the coil of K7, and second contact K72 and the four alarm P4 of K7 is composed in series the 16th branch road。CMS1, CMS2, ZS-1 are normally opened contact, and K72 is normally opened contact。
Electric pressure converter can provide power supply to plugged filter warning circuit, wherein, SA4 can be rotary switch, after screwing SA4, when the pressure on filter is be more than or equal to setting pressure, one of CMS1, CMS2, ZS-1 close, the coil making K7 obtains electric, and K72 Guan Bi connects P4 makes P4 report to the police, and K71 disconnects and makes KM2 dead electricity simultaneously, make KM2 in main circuit disconnect and cut off main circuit, prompting changing filter。
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme。
Claims (11)
1. an electric control system, it is characterized in that, including: main circuit, control circuit and the first loop, first end of described main circuit is connected with the first end of described control circuit, second end of described main circuit with start oil strain purifier and treat the motor that the lubricating oil in filtering lubricant oil container is filtered and be connected, second end of described control circuit is connected with first end in described first loop, and the 3rd end of described control circuit is connected with second end in described first loop；Wherein,
Described main circuit, for providing power supply to described motor；
Described control circuit, is filtered the lubricating oil in described lubricant oil reservoir to be filtered for controlling oil strain purifier described in described electric motor starting；
Described first loop, for controlling the lubricating oil injection device fuel tank after described oil strain purifier filters in described lubricant oil reservoir to be filtered。
2. electric control system according to claim 1, it is characterized in that, described first loop includes the first branch road, the second branch road and the 3rd branch road, one end of described first branch road, the second branch road and the 3rd branch road is connected with the second end of described control circuit respectively, the other end of described first branch road, the second branch road and the 3rd branch road respectively with the three-terminal link of described control circuit；
Wherein, first contact K11 and the first of the first relay K 1 switch after SB1 is connected in parallel successively with the first contact K21 of the second relay K 2, the first contact K31 of the 3rd relay K 3, the 4th relay K 4 the coils connected in series of the first contact K41 and described K1 form described first branch road, the parallel circuit in series of the second contact K12 and the first display lamp EL1 and the first control unit YV1 of described K1 forms described second branch road, and the 3rd contact K13 of described K1 and the second control unit YV2 is composed in series described 3rd branch road。
3. electric control system according to claim 1 and 2, it is characterised in that also include:
Second servo loop, described second servo loop injects described lubricant oil reservoir to be filtered for controlling the lubricating oil in described lubricant oil reservoir to be filtered after described oil strain purifier filters, described second servo loop includes the 4th branch road and the 5th branch road, one end of described 4th branch road and the 5th branch road is connected with the second end of described control circuit respectively, the other end of described 4th branch road and the 5th branch road respectively with the three-terminal link of described control circuit；
Wherein, the second contact K22 and second switch SB2 of described K2 after being connected in parallel successively with the 4th contact K14 of described K1, the second contact K32 of described K3, described K4 the second contact K42 and described K2 coils connected in series form described 4th branch road, the 3rd contact K23 and the second display lamp EL2 and described YV1 of described K2 parallel circuit in series composition described 5th branch road。
4. electric control system according to claim 3, it is characterised in that also include:
Tertiary circuit, described tertiary circuit injects described equipment fuel tank for controlling the lubricating oil in described equipment fuel tank after described oil strain purifier filters, described tertiary circuit includes the 6th branch road and the 7th branch road, one end of described 6th branch road and the 7th branch road is connected with the second end of described control circuit respectively, the other end of described 6th branch road and the 7th branch road respectively with the three-terminal link of described control circuit；
Wherein, described K3 the 3rd contact K33 and the three switch SB3 be connected in parallel after successively with the 5th contact K15 of described K1, the 4th contact K24 of described K2, described K4 the 3rd contact K43 and described K3 coils connected in series form described 6th branch road, the 4th contact K34 and the three display lamp EL3 and described YV2 of described K3 parallel circuit in series composition described 7th branch road。
5. electric control system according to claim 4, it is characterised in that also include:
4th loop, described 4th loop injects described lubricant oil reservoir to be filtered for controlling the lubricating oil in described equipment fuel tank after described oil strain purifier filters, described 4th loop includes the 8th branch road and the 9th branch road, one end of described 8th branch road and the 9th branch road is connected with the second end of described control circuit respectively, the other end of described 8th branch road and the 9th branch road respectively with the three-terminal link of described control circuit；
Described K4 the 4th contact K44 and the six switch SB6 be connected in parallel after successively with the 6th contact K16 of described K1, the 5th contact K25 of described K2, described K3 the 5th contact K35 and described K4 coils connected in series form described 8th branch road, the 5th contact K45 and the four display lamp EL4 of described K4 is composed in series described 9th branch road。
6. electric control system according to claim 5, it is characterized in that, described control circuit includes the first fuse FU1 and the five and switchs SB5, one end of described FU1 is connected with the first end of described main circuit, the other end of described FU1 is connected with one end of described SB5, the other end of described SB5 respectively with the 7th contact K17 of described K1, the 6th contact K26 of described K2, one end of the 6th contact K46 of the 6th contact K36 and described K4 of described K3 connects, described K17, described K26, one end of the other end of described K36 and described K46 and the first contact K51 of the 5th relay K 5 connects, one end of the other end of described K51 and the first contact K61 of the 6th relay K 6 connects, one end of the other end of described K61 and the first contact K71 of the 7th relay K 7 connects, the other end of described K71 is connected with one end of the 6th the first contact KM1 switching SB6 and catalyst KM respectively, the other end of described SB6 and described KM1 is connected with one end of the coil of described KM and the 5th display lamp EL5 respectively, the coil of described KM and the other end of the 5th display lamp EL5 respectively with described first branch road, second branch road, 3rd branch road, 4th branch road, 5th branch road, 6th branch road, 7th branch road, the other end of the 8th branch road and the 9th branch road, one end of first thermorelay FR1 connects, the other end of described FR1 passes through the second fuse FU2 ground connection。
7. electric control system according to claim 6, it is characterized in that, described main circuit includes circuit breaker Q F, the 3rd fuse FU3 and the second thermorelay FR2, one end of described QF is accessed in three-phase circuit, the other end of described QF is connected with one end of described FU3, the other end of described FU3 is connected with one end of the second contact KM2 of described KM, and the other end of described KM2 is connected with one end of described FR2, and the other end of described FR2 is connected with described motor。
8. electric control system according to claim 7, it is characterised in that also include:
High temperature alarm circuit, described high temperature alarm circuit is for when the temperature of the lubricating oil in equipment fuel tank is be more than or equal to design temperature, control described P1 output alarm signal, described high temperature alarm circuit includes the tenth branch road, and the 7th switch SA1, temperature detector TE, the first alarm P1 are composed in series described tenth branch road。
9. electric control system according to claim 8, it is characterised in that also include:
High liquid level warning circuit, described high liquid level warning circuit is for when the liquid level of the lubricating oil in equipment fuel tank sets liquid level be more than or equal to first, control described P2 output alarm signal, described high liquid level warning circuit includes the 11st branch road and twelve earthly branches road, 8th coils connected in series described 11st branch road of composition switching SA2, the first contact K81 of the 8th relay, described K5, the second contact K52 and the second alarm P2 of described K5 are composed in series described twelve earthly branches road。
10. electric control system according to claim 8 or claim 9, it is characterised in that also include:
Low liquid level alarm circuit, described low liquid level alarm circuit is for when the liquid level of the lubricating oil in equipment fuel tank sets liquid level less than or equal to second, control described P3 output alarm signal, described low liquid level alarm circuit includes the 13rd branch road and the 14th branch road, 9th coils connected in series described 13rd branch road of composition switching SA3, the second contact K82 of described 8th relay, described K6, second contact K62 and the three alarm P3 of described K6 is composed in series described 14th branch road。
11. electric control system according to claim 10, it is characterised in that also include:
Plugged filter warning circuit, described plugged filter warning circuit is for when the pressure on described filter is be more than or equal to setting pressure, control described P4 output alarm signal, described plugged filter warning circuit includes the 15th branch road and the 16th branch road, tenth switch SA4 respectively with the first contact CMS1 of filter, one end of second contact CMS2 and the three contact ZS-1 connects and described CMS1, the coil of the other end of described CMS2 and described ZS-1 and described K7 connects to form described 15th branch road, second contact K72 and the four alarm P4 of described K7 is composed in series described 16th branch road。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410682540.2A CN105697971B (en) | 2014-11-24 | 2014-11-24 | Electric control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410682540.2A CN105697971B (en) | 2014-11-24 | 2014-11-24 | Electric control system |
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| CN105697971A true CN105697971A (en) | 2016-06-22 |
| CN105697971B CN105697971B (en) | 2018-08-21 |
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| CN111007787A (en) * | 2019-12-26 | 2020-04-14 | 北京海益同展信息科技有限公司 | Electrical control system and robot |
| CN115307042A (en) * | 2022-08-17 | 2022-11-08 | 中机生产力促进中心有限公司 | Multi-station constant-temperature quantitative intelligent oil injection and return system |
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| CN105697971B (en) | 2018-08-21 |
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