CN2737745Y

CN2737745Y - Automatic rotary up-down controller for grains conveyor

Info

Publication number: CN2737745Y
Application number: CN 200420061885
Authority: CN
Inventors: 李开义
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-10-26
Filing date: 2004-10-26
Publication date: 2005-11-02
Anticipated expiration: 2014-10-26

Abstract

The utility model relates to an automatic rotary up-down controller for grain conveyer, belonging to a matching device for a conveyer, which is suitable for controlling the direction change and the height of lifting (or dropping) of the grain conveyer when the grain is charged into a barn. The automatic rotary up-down controller for grains conveyor comprises a panel, a rotary timer, a lifting timer, an advancing and retreating timer, an indicating lamp, a button, a relay, a contactor, a limiting switch and a material level switch. An appropriate firing circuit, a control circuit and an executive circuit are formed by that the rotary timer, the lifting timer, the advancing and retreating timer, the indicating lamp and the button are arranged on the appropriate position of the panel, and then, the relay, the contactor, the limiting switch, and the stuff level switch fixed on the base board and the rotary timer, the lifting timer, the advancing and retreating timer, the indicating lamp and the button are connected together. The output ends of the fire wire of the firing circuit power are respectively provided with two push buttons normal opened contacts and a connecting line, which supplies the control circuit. The utility model has the advantages that the structure is simple, the effect is good, and the application foreground is wide.

Description

Grain transporter rotation and lifting automatic control device

One, technical field:

The utility model relates to a kind of grain transporter rotation and lifting automatic control device, and automatic removal of impurities when being applicable to the grain warehouse-in prevents classification, the usefulness that reduces labor intensity.The permeability to air that has solved in the grain storage process is poor, easily heating, the problem that grain is gone mouldy.

Two, background technology:

For a long time, the grain warehouse-in all is freely to fall put into storehouse from eminence with load transfer device under a state to store, and its weak point is to form the automatic classification of dust from flying, impurity and grain, and permeability to air was poor when grain was stored, and easily heating causes grain to go mouldy.Manually go to operate load transfer device rotation, lifting continually if allow, both unfavorable health, operation is inconvenience also, and production efficiency is low.So far, the device of the rotation of a kind of energy automatic guidance grain transporter, lifting is arranged never, grain is carried carried out on a driving surface, avoid the automatic classification of dust from flying, impurity and grain in the grain course of conveying, labour intensity is big, the problem that production efficiency is low.

Two, summary of the invention:

When the purpose of this utility model is to overcome present grain warehouse-in, load transfer device freely falls to putting into the storehouse from eminence and stores under a state, form dust from flying, the automatic classification of impurity and grain, permeability to air was poor when grain was stored, easily heating, cause grain to go mouldy and the rotation of manual operation load transfer device, lifting, unfavorable health, waste time and energy, the weak point that production efficiency is low, thereby provide a kind of grain transporter rotation and lifting automatic control device, it is simple in structure, but automatic guidance load transfer device rotation commutation, rise (or falling) highly, avoid dust from flying when being suitable for the grain warehouse-in, automatic classification of impurity and grain and labour intensity are big, use when production efficiency is low.

The purpose of this utility model realizes by following approach:

The utility model includes panel, rotary timer, the lifting timer, the advance and retreat timer, indicator lamp, button, relay, AC contactor, limit switch or stop bit sensor and stuff level switch or several parts of level sensor, with rotary timer, the lifting timer, the advance and retreat timer, indicator lamp, after button is contained in the correct position of panel, with relay fixing on base plate, AC contactor and limit switch (or stop bit sensor), stuff level switch (or level sensor) connects into suitable starting circuit, control circuit and executive circuit, establish two button normal opened contacts and output line respectively at starting circuit output live wire end, receive the power firestreak end of control circuit respectively.

Said executive circuit is to connect AC contactor normally open contact one end respectively after connecting file protect by three-phase alternating-current supply, again with the normally open contact other end respectively with grain transporter on the set motor that travels, lifting motor, rotating machine, the corresponding connection of transportation work motor.

Said starting circuit is after connecting file protect by power supply, between power supply, be respectively equipped with indicator lamp and be serially connected with the normal opened contact of button, the normally closed contact of button, the circuit of relay coil, and with two groups of normally closed contact heels of set relay respectively with power supply two wire joints.

Said limit switch K21, K22, K23, K24 and stuff level switch K25 are the sensor circuits that is located at correct position on the grain transporter respectively, and its contact is connected respectively with corresponding control circuit.

The manual control that said control circuit includes the automatic guidance of ascending, descending, right-hand rotation, left-hand rotation, material level and ascending, descending, left-hand rotation, turns right, advances, retreats, works, control in fact promptly is located at lifting motor, the rotating machine of correct position on the grain transporter, the running of travel motor and transportation work motor.

It is respectively equipped with the normal opened contact that is serially connected with button between the power supply of starting circuit output after selecting; the normally closed contact of another button; ac contactor coil reaches the circuit of the indicator lamp in parallel with ac contactor coil; normal opened contact one end and the other end at said button are manually controlled with the auxiliary contact one end bonded assembly of the said AC contactor of power supply one end bonded assembly; it is manually controlled has control to rise; rise and stop; fall; fall and stop; turn left; left-hand rotation stops; turn right; right-hand rotation stops; advance; advance to stop; move back; moving back stops work does; shut down etc.; it can pass through M/C work of short duration; also can carry out automatic guidance by timer then by manually setting the required time of institute's execution.Automatic guidance is to come information extraction by limit switch, the stuff level switch that is located on the conveyer, start or stop rising, descend, turn left, turn right, replace, it is controlled by timer, makes ac contactor coil energising or the outage controlled, thereby the motor of being controlled is turned round as required.

The utility model contrast prior art has following advantage:

1, the utility model is simple in structure, and cost is low, and is easy to operate, and result of use is good;

2, use the utility model to reduce labor intensity, improve working environment;

But 3, use the utility model automatic compensation conveyer height, change and carry grain to fall to putting, thereby stop the automatic classification of dust from flying, impurity and grain in the grain conveying, changed working environment from eminence, improved labor productivity, also laid good basis for later stage grain keeping.

Four, description of drawings:

Fig. 1 is the structural representation of the utility model embodiment, wherein:

1-panel, t1-rotary timer, t2-lifting timer, t3-advance and retreat timer, D-indicator lamp, K-button, K21-limit switch, K22-limit switch, K23-limit switch, K24-limit switch, K25-stuff level switch, LN-220 volt source of AC, ABC-380 volt source of AC, G1-lifting motor, G2-rotating machine, G3-the motor that travels, G4-transportation work motor.

Fig. 2 is the scheme circuit of the utility model embodiment, wherein:

F1-file protect, f2-file protect, J0, J1, J2, J3, J4, J5-relay, J6, J7, J8, J9, J10, J11, J12-AC contactor, Q1-executive circuit, Q2-starting circuit, Q3-control circuit.

Five, the specific embodiment:

The utility model describes in detail below in conjunction with accompanying drawing embodiment:

The utility model embodiment includes panel 1, rotary timer t1, lifting timer t2, advance and retreat timer t3, indicator lamp D, button K, relay J 0, J1, J2, J3, J4, J5 and AC contactor J6, J7, J8, J9, J10, J11, J12 and limit switch K21, K22, K23, K24, several parts of stuff level switch K25, with rotary timer t1, lifting timer t2, advance and retreat timer t3, indicator lamp D, button K is contained in and behind the correct position of plate 1, with relay J 0 fixing on base plate, J1, J2, J3, J4, J5 and AC contactor J6, J7, J8, J9, J10, J11, J12 and limit switch K21, K22, K23, K24 and stuff level switch K25 connect into suitable starting circuit Q2, control circuit Q3 and executive circuit Q1, at starting circuit Q2 output live wire end, establish two button K normal opened contacts and output line respectively, receive the power firestreak end of control circuit Q3 respectively.

Said executive circuit Q1 connects AC contactor J6, J7, J8, J9, J10, J11, J12 normally open contact one end respectively after connecting file protect f2 by 380 volts of source of AC ABC of three-phase, again with the normally open contact other end respectively with grain transporter on set lifting motor G1, rotating machine G2, the corresponding connection of the motor G3 that travels, transportation work motor G4.

Said starting circuit Q2 is after connecting file protect f1 by 220 volts of source of AC LN, between power supply LN, be respectively equipped with indicator lamp D and be serially connected with the circuit of button K normal opened contact, button K normally closed contact, relay J 0 coil, and with two groups of normally closed contact heels of set relay J 0 respectively with power supply two wire joints, establish a line between a normal opened contact of said button K normal opened contact one end and relay J 0, Q3 provides power firestreak to control circuit.

It is circuit by the normally closed contact, AC contactor J6 or the J7 that are respectively equipped with the normal opened contact that is serially connected with button K, another button K between the power supply of starting circuit Q2 output or J8 or J9 or J10 or J11 or J12 coil and the indicator lamp D in parallel with it for said control circuit, and has exchanged with power supply one end bonded assembly at normal opened contact one end of said button K and the corresponding other end that the auxiliary contact one end bonded assembly that has contacted electrical equipment J6 or J7 or J8 or J9 or J10 or J11 or J12 is manual to be controlled and be made up of following automatic guidance:

It is that contact heel with stuff level switch K25 is connected with the contact heel of relay J 1, and normal opened contact is connected with relay J 1 coil, and the coil of relay J 1 is connected with the output of timer t2 simultaneously, and the normal opened contact of relay J 1 is connected with relay J 2 contact heels; Coil one end of relay J 2 is through one group of contact heel of relay J 5, be connected with timer t1 output through normally closed contact, also be connected simultaneously with one group of normal opened contact of relay J 4, one contact heel of relay J 2 is connected with the output of starting circuit Q2, another contact heel is connected with the normal opened contact of relay J 1, one normal opened contact is connected with the input of timer t1, the coil of relay J 6, and another group normally closed contact is connected with a contact heel of relay J 3; The normal opened contact of the coil of relay J 3 and button K and indicator lamp D and self one group of normal opened contact are connected, one contact heel is connected with an end of button K normally closed contact, a contact heel of relay J 4, another contact heel is connected with a normally closed contact of relay J 2, one normally closed contact links to each other with indicator lamp D, another normally closed contact is connected with relay J 9 coils, and another normal opened contact is connected with relay J 8 coils; The coil of relay J 4 respectively with relay J 3 coils, self often open and normally closed contact is connected, two contact heels are connected with the normal opened contact of limit switch K21, another contact heel is connected with one group of contact heel of button K normally closed contact and relay J 3, and another normal opened contact is connected with relay J 2 coils; The coil of relay J 5 is connected with the normal opened contact of limiting device K23, the input of timer t3, one contact heel is connected with timer t1 output, three contact heels are connected with starting circuit Q2 output in addition, one normally closed contact is connected with relay J 2 coils, one normal opened contact is connected with the normal opened contact of limit switch K24, another normal opened contact is connected with relay J 7 coils, and another normal opened contact is connected with timer t2 input; Be respectively equipped with button K between the coil of timer t3 mouth and AC contactor J10, J11; The contact heel of limit switch K21 be connected with another normally closed contact of button K again after the normally closed contact of limit switch K22 is connected, normally closed contact is connected with another normal opened contact of button K, normal opened contact is connected with two contact heels of relay J 4; The contact heel of limit switch K22 links to each other with the output of starting circuit Q2, and normal opened contact is connected with timer t1 output; The contact heel of limit switch K23 is connected with the output of starting circuit Q2, and normal opened contact is connected with relay J 5 coils; Limit switch K24 contact heel is connected with a normal opened contact of relay J 5, and normally closed contact is connected with limit switch K23 normal opened contact.

Said limit switch K21, K22, K23, K24 and stuff level switch K25 are located at the correct position on the conveyer.

During work, at first according to the initial direction requirement of stacking grain in the storehouse, be initiated with commentaries on classics to the left or to the right with hand control switch K setting, setting is advanced and is entered new active section face or retreat the new active section face that enters, and according to rising, the stroke of rotation, after entering new active section face, conveyer drop to new starting altitude stroke and with timer t1, t2, t3 is set in the required time value, then press the starting circuit starter button and trigger J12 work, total system is also started working, when the grain face reaches desired height, and material level limiting device K25 action, and trigger J1, make timer t2 work through the J1 open contact.In setting-up time, t2 makes J1 keep adhesive just to guarantee that also t2 has input on the one hand to the output of J1 coil, be the control rotating distance on the other hand, this output reaches the purpose that direction is selected through one group of normally closed contact input of J2 J3, and triggers J8 or J9, by selected direction rotation.Supposing as if what work selection it is to begin rotary work to the right, at this moment is exactly the J9 action, makes machine operation.Repeat with this, meet the right limit switch K21 up to the conveyer support arm.Through the K21 open contact, one group of normally closed contact of J4 triggers the J4 action, triggers J3 work simultaneously, and through one group of open contact self-insurance J3 adhesive, makes hand of rotation break-in automatically at the moment to guarantee new work rotation.After the J4 action, two groups of open contacts in addition, one group makes J4 self-insurance adhesive, and another group triggers the J2 action.After the J2 work, one group of normally closed contact disconnects the rotating signal passage, and another group open contact triggers J6 work on the one hand, conveyer is raise enter the second highly work.Trigger t1 on the other hand, t1 is in setting-up time, and its output keeps adhesive through one group of normally closed contact of J5 to the input of J2 coil, makes J6 by travel settings work, shuts down after stroke is finished.Grain is imported always during this, after reaching setting height, repeats work by above-mentioned, and different is because the adhesive of J3 is often opened the contact and triggered the J8 action, and hand of rotation is changed, and finishes the K22 action up to the left lateral journey.Because K22 moment disconnects, make J3, J4 power down release adhesive.The open contact of K22 triggers t1 simultaneously, enter the working process in above-mentioned second when height, with this work that goes round and begins again, be elevated to end position up to conveyor arm, touch K23, trigger J5 by the K23 open contact, trigger J7 through one group of open contact of J5 conveyer is descended, trigger t3 simultaneously, at setting-up time internal trigger J10 or J11, selection is into or moves back, and enters new active section face.Repeat thus to finish up to warehouse-in.

Claims

1, a kind of grain transporter rotation and lifting automatic control device, it is characterized in that including panel (1), rotary timer (t1), lifting timer (t2), advance and retreat timer (t3), indicator lamp (D), button (K), relay (J0) (J1) (J2) (J3) (J4) (J5), AC contactor (J6) is (J8) (J9) (J10) (J11) (J12) (J7), (K22) (K23) (K24) and several parts of stuff level switch (K25) for limit switch or stop bit sensor (K21), with rotary timer (t1), lifting timer (t2), advance and retreat timer (t3), indicator lamp (D), after button (K) is contained in the correct position of panel (1), with relay (J0) fixing on base plate (J1) (J2) (J3) (J4) (J5), AC contactor (J6) is (J8) (J9) (J10) (J11) (J12) (J7), and limit switch (K21) (K22) (K23) (K24), stuff level switch (K25) connects into suitable starting circuit (Q2), control circuit (Q3) and executive circuit (Q1), power supply output live wire end in starting circuit (Q2), establish two button (K) normal opened contacts and output line respectively, receive the power firestreak end of control circuit (Q3) respectively.

2, by the described grain transporter rotation and lifting of claim 1 automatic control device, it is characterized in that said executive circuit (Q1) is to be connected by 380 volts of source of ACs of three-phase (ABC) to connect (J7) (J8) (J9) (J10) (J11) (J12) normally open contact one end of AC contactor (J6) behind the file protects (f2) respectively, the normally open contact other end respectively with grain transporter on set lifting motor (G1), rotating machine (G2), the motor that travels (G3), the corresponding connection of transportation work motor (G4).

3, by the described grain transporter rotation and lifting of claim 1 automatic control device, it is characterized in that said starting circuit (Q2) is after connecting file protect (f1) by 220 volts of source of ACs (LN), between power supply (LN), be respectively equipped with indicator lamp (D) and be serially connected with the normal opened contact of button (K), the normally closed contact of another button (K), the circuit of relay (J0) coil, and with two groups of normally closed contact heels of set relay (J0) respectively with power supply two wire joints, between a normal opened contact of normal opened contact one end of said button (K) and relay (J0), establish a line.

4, by the described grain transporter rotation and lifting of claim 1 automatic control device, it is characterized in that said control circuit (Q3) is by be respectively equipped with the normal opened contact that is serially connected with button (K) between the power supply of starting circuit (Q2) output, the normally closed contact of another button (K), the AC contactor (J6) or (J7) or (J8) or (J9) or (J10) or (J11) or (J12) circuit of coil and the indicator lamp (D) in parallel with it, and normal opened contact one end of button (K) and the corresponding other end with power supply one end bonded assembly AC contactor (J6) (J7) or (J8) or (J9) or (J10) or (J11) or auxiliary contact one end bonded assembly (J12) manually control and form by following automatic guidance:

It is that contact heel with stuff level switch (K25) is connected with the contact heel of relay (J1), normal opened contact is connected with relay (J1) coil, the coil of relay (J1) is connected with the output of timer (t2) simultaneously, and the normal opened contact of relay (J1) is connected with relay (J2) contact heel; Coil one end of relay (J2) is through one group of contact heel of relay (J5), be connected with timer (t1) output through normally closed contact, also be connected simultaneously with one group of normal opened contact of relay (J4), one contact heel of relay (J2) is connected with the output of starting circuit (Q2), another contact heel is connected with the normal opened contact of relay (J1), one normal opened contact is connected with the input of timer (t1), the coil of relay (J6), and another group normally closed contact is connected with a contact heel of relay (J3); The normal opened contact of the coil of relay (J3) and button (K) and indicator lamp (D) and self one group of normal opened contact are connected, one contact heel is connected with an end of button (K) normally closed contact, a contact heel of relay (J4), another contact heel is connected with a normally closed contact of relay (J2), one normally closed contact links to each other with indicator lamp (D), another normally closed contact is connected with relay (J9) coil, and another normal opened contact is connected with relay (J8) coil; The coil of relay (J4) respectively with relay (J3) coil, self often open and normally closed contact is connected, two contact heels are connected with the normal opened contact of limit switch (K21), another contact heel is connected with one group of contact heel of button (K) normally closed contact and relay (J3), and another normal opened contact is connected with relay (J2) coil; The coil of relay (J5) is connected with the input of the normal opened contact of limiting device (K23), timer (t3), one contact heel is connected with timer (t1) output, three contact heels are connected with starting circuit (Q2) output in addition, one normally closed contact is connected with relay (J2) coil, one normal opened contact is connected with the normal opened contact of limit switch (K24), another normal opened contact is connected with relay (J7) coil, and another normal opened contact is connected with timer (t2) input; Be respectively equipped with button (K) between the coil of timer (t3) mouth and AC contactor (J10), (J11); The contact heel of limit switch (K21) be connected with another normally closed contact of button (K) again after the normally closed contact of limit switch (K22) is connected, normally closed contact is connected with another normal opened contact of button (K), normal opened contact is connected with two contact heels of relay (J4); The contact heel of limit switch (K22) is connected with the output of starting circuit (Q2), and normal opened contact is connected with timer (t1) output; The contact heel of limit switch (K23) is connected with the output of starting circuit (Q2), and normal opened contact is connected with relay (J5) coil; Limit switch (K24) contact heel is connected with a normal opened contact of relay (J5), and normally closed contact is connected with limit switch (K23) normal opened contact.