CN202346556U - Safety door interlocking control system for receiving platform - Google Patents
Safety door interlocking control system for receiving platform Download PDFInfo
- Publication number
- CN202346556U CN202346556U CN2011204654798U CN201120465479U CN202346556U CN 202346556 U CN202346556 U CN 202346556U CN 2011204654798 U CN2011204654798 U CN 2011204654798U CN 201120465479 U CN201120465479 U CN 201120465479U CN 202346556 U CN202346556 U CN 202346556U
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- relay
- safety door
- open contact
- contact
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Abstract
The utility model provides a safety door interlocking control system for a receiving platform. The safety door interlocking control system comprises a power supply circuit, a magnetic induction switch, a strong magnet, delaminated relays, a host relay, a host circuit and a host control circuit, wherein the magnetic induction switch is arranged in a latch of the safety door; the strong magnet is arranged in a jack of the safety door and is matched with a corresponding magnetic induction switch; the delaminated relays are controlled by the corresponding magnetic induction switch and comprise normally-closed contacts and normally-open contacts; the normally-closed contacts are connected with an indicator lamp in series; a control coil of the host relay is mutually connected with the normally-open contacts of all delaminated relays in series and then are connected into a power supply circuit; the host relay comprises a pair of normally-closed contacts and a pair of normally-open contacts; the normally-closed contacts are connected with a first alarm in series; a host is used for controlling the forward operation and backward operation through a first contactor and a second contactor; and the host control circuit is connected with the normally-open contact of the host relay and then is connected into the power supply circuit. The host control circuit is triggered when the state of the safety door of each floor is detected and then each safety door is ensured to be positioned in an inserted state, so that the safety is ensured.
Description
Technical field
The utility model relates to a kind of building material gig material entablature safety door lock device, is specifically related to material receiving safety door interlock control system.
Background technology
Material elevator is the equipment that generally uses in the building operation, and it plays an important role in the vertical transport task that solves building operation.But for a long time; Material receiving port protective door problem but fails effectively to solve always in the material elevator floor; The phenomenon that the high falling incident takes place from floor mouth (between material elevator support body and the floor material receiving mouth) still has appearance, and floor material receiving mouth becomes the multiple point of safety misadventure.For effectively solving the protection question of material elevator floor material receiving mouth, also there are some can solve safe every inter locking gear at present, but in use are destroyed, control insensitive, fragile easily, can not use for a long time.
The utility model content
The technical matters that the utility model will solve is: a kind of sensitivity, reliable, material receiving safety door interlock control system with indication and warning function controlled is provided.
The utility model is to solve the problems of the technologies described above the technical scheme of being taked to be: material receiving safety door interlock control system is characterized in that: it comprises:
Power circuit comprises DC power supply circuit and AC power circuit, is connected with external three phase mains;
Magnetic induction switch, during the door that is arranged on safety door was inserted, every layer was provided with one;
Strong magnetic is arranged in the jack of safety door, is complementary with the magnetic induction switch of corresponding floor;
Floor relay, by the magnetic induction switch control of corresponding floor, each floor relay comprises 1 pair of normally closed contact and 1 pair of open contact, normally closed contact is connected with indicator lamp;
Main frame relay, its control coil are connected mutually with the open contact of said all floor relaies and are afterwards inserted DC power supply circuit, and the main frame relay comprises 1 pair of normally closed contact and 1 pair of open contact, and normally closed contact is connected with first annunciator;
Host circuit, main frame is through first contactless switch and operation of the second contactor control forward and inverted running;
And the host computer control circuit, incoming transport power circuit after the host computer control circuit is connected with the open contact of main frame relay.
Press such scheme, described external three phase mains comprises L1, L2, L3 three-phase firewire, and described first contactless switch is pressed the wiring of L1-L2-L3 phase sequence, and second contactless switch is pressed the wiring of L3-L2-L1 phase sequence.
Press such scheme, described host computer control circuit comprises 5 branch roads: first route upper limit device and upper limit linkage relay control coil are formed by connecting; Second route lower retainer and lower limit linkage relay control coil are formed by connecting; The 3rd route lower limit linkage relay normally closed contact and ultralow indicator lamp are formed by connecting; The 4th route upper limit linkage relay normally closed contact and superelevation annunciator are formed by connecting; The 5th 2 of route is in series with stop button after the parallel connection along separate routes; First fen route first contactless switch open contact is formed by connecting with the first contactor control coil, the auxiliary break contact of second contactless switch and lower limit linkage relay open contact after parallelly connected with just changeing start button, second fen route second contactless switch open contact with assist break contact and upper limit linkage relay open contact to be formed by connecting with the second contactor control coil, first contactless switch after the counter-rotating start button is parallelly connected.
According to the difference of triggering mode, the utility model also proposes another kind of technical scheme, material receiving safety door interlock control system, and it is characterized in that: it comprises:
Power circuit comprises DC power supply circuit and AC power circuit, is connected with external three phase mains;
Floor relay is arranged in the jack of safety door;
Strong magnetic, the door that is arranged on safety door is plugged, and makes strong magnetic and floor relay adhesive when the door of safety door inserts jack;
Control relay is arranged on and is used for the control hierarchy relay in the Main Control Tank, and number is identical with floor relay and corresponding one by one;
Each floor relay and control relay include 1 pair of normally closed contact and 1 pair of open contact, and every pair of normally closed contact is connected with an annunciator; The open contact of floor relay is connected with its cooresponding control relay coil;
DC power supply circuit is inserted in main frame relay, its control coil and the open contact of the said all control relay back of connecting mutually, and the main frame relay comprises 1 pair of normally closed contact and 1 pair of open contact, and normally closed contact is connected with an annunciator;
Host circuit, main frame is through first contactless switch and operation of the second contactor control forward and inverted running;
And the host computer control circuit, incoming transport power circuit after the host computer control circuit is connected with the open contact of main frame relay.
The beneficial effect of the utility model is:
1,, guarantees that each safety door all is in when inserting good state just to trigger the host computer control circuit, to guarantee safety through detecting the state of each floor safety door.
2, because magnetic induction switch is arranged on during door inserts, be difficult for being damaged, and magnetic induction switch is little with the loss that is related of strong magnetic, therefore selects for use magnetic induction switch to detect the state of safety door, use for a long time continuously.
3, magnetic induction switch is removed, directly utilize strong magnetic to contact the characteristics of adhesive with floor relay, make that the triggering structure is more simple, installation connection is quick.
4, utilize native system can be used for the multiple various host computer control circuit that are associated with the safety door protection, have stronger market outlook.
Description of drawings
Fig. 1 is the functional block diagram of the utility model.
Fig. 2 is the chain control circuit figure of the utility model embodiment one.
Fig. 3 is the chain control circuit figure of the utility model embodiment two.
Fig. 4 is the chain control circuit figure of the utility model embodiment three.
The specific embodiment
Embodiment one:
Fig. 1 is the functional block diagram of the utility model, and the host computer control circuit is to control the portal frame main frame in the present embodiment, and its circuit diagram is as shown in Figure 2, and it comprises: power circuit, comprise DC power supply circuit and AC power circuit, and be connected with external three phase mains; Magnetic induction switch NJK, during the door that is arranged on safety door was inserted, every layer was provided with one, and floor is 4 layers in the present embodiment, and magnetic induction switch is NJK1-NJK4; Strong magnetic is arranged in the jack of safety door, is complementary with the magnetic induction switch of corresponding floor; Floor relay KA2-KA5, by the magnetic induction switch NJK1-NJK4 control of corresponding floor, each floor relay comprises 1 pair of normally closed contact and 1 pair of open contact, every pair of normally closed contact is connected with an indicator lamp (being HR2-HR5); Main frame relay K A1, its control coil connect mutually with the open contact of said all floor relaies and afterwards insert DC power supply circuit, and main frame relay K A1 comprises 1 pair of normally closed contact and 1 pair of open contact, and normally closed contact is connected with the first annunciator HA1; Host circuit, main frame M is through the first contactless switch KM1 and second contactless switch KM2 control forward operation and inverted running; And the host computer control circuit, incoming transport power circuit after the host computer control circuit is connected with the open contact of main frame relay K A1.
Described external three phase mains comprises L1, L2, L3 three-phase firewire, and described first contactless switch is pressed the wiring of L1-L2-L3 phase sequence, and second contactless switch is pressed the wiring of L3-L2-L1 phase sequence.
Described host computer control circuit comprises 5 branch roads: first route upper limit device SQ2 and upper limit linkage relay KA02 control coil are formed by connecting; Second route lower retainer SQ1 and lower limit linkage relay KA01 control coil are formed by connecting; The 3rd route lower limit linkage relay normally closed contact and ultralow indicator lamp HR1 are formed by connecting; The 4th route upper limit linkage relay normally closed contact and superelevation annunciator HA2 are formed by connecting; The 5th 2 of route is in series with stop button SB1 after the parallel connection along separate routes; First fen route first contactless switch KM1 open contact is formed by connecting with the first contactor control coil, the auxiliary break contact of the second contactless switch KM2 and lower limit linkage relay KA01 open contact after parallelly connected with just changeing start button SB2, second fen route second contactless switch KM2 open contact with assist break contact and upper limit linkage relay KA02 open contact to be formed by connecting with the second contactor control coil, the first contactless switch KM1 after counter-rotating start button SB3 is parallelly connected.
After magnetic induction switch NJK1, NJK2, NJK3, the NJK4 that in door is inserted, installs in the steel pipe all inserts the strong magnetic of installing in safety door doorframe jack and the jack and engages; Making (black line) among each magnetic induction switch NJK have the load current of 200mA to insert KA2, KA3, KA4, KA5 coil respectively makes KA2, KA3, KA4, KA5 get electric adhesive; While open contact 17-18,18-19,19-20,20-21 closure; Make KA1 get electric adhesive host computer control road 1 is connected, main frame is normally moved.
When any safety door in the 1-4 floor is opened; Magnetic induction switch is separated with strong magnetic; The load current automatic cutout of (black line) 200mA in the magnetic induction switch simultaneously; Cut off the coil power of the KA of corresponding floor, open contact 17-18,18-19,19-20,20-21 break off simultaneously, and normally closed contact 16 and 22,16 and 23,16 and 24,16 and 25 lights indicator lamp HR2, HR3, HR4, HR5.Because 17-21 breaks off the KA1 dead electricity is discharged, open contact sends alerting signal with 1 host computer control circuitry cuts, normally closed contact with 16 and 26 closed HA1 simultaneously.
Press startup button SB2, contactless switch KM1 gets electric adhesive and self-locking, and its main contact is closed, and electrical motor M is just changeing starting; The auxiliary moving disconnected contact KM1 (7-8) of KM1 breaks off simultaneously, and it is electric that KM2 can't be got, and realizes interlocking.If need electrical motor M counter-rotating, then only press stop button SB1, the KM1 dead electricity is discharged, its main contact breaks off, electrical motor M stall, its auxiliary break contact KM1 (7-8) resets after the closure simultaneously, KM2 just have electric condition.At this moment, press counter-rotating start button SB3, make contactless switch KM2 get electric adhesive and self-locking, the electrical motor M starting of reversing; The auxiliary break contact KM2 (5-6) of KM2 breaks off simultaneously, and it is electric that KM1 can't be got, and realizes interlocking.
The break contact 1-9 of SQ1 breaks off the KA01 dead electricity is discharged when hanging basket descends the ultra end, and the normally closed contact 2-11 of KA01 connects and makes that the HR1 indicator lamp lights, the open contact 1-13 of KA01 breaks off and makes the release of KM1 coil losing electricity simultaneously, and hanging basket is out of service.
The break contact 1-10 of SQ2 breaks off the KA02 dead electricity is discharged when hanging basket rising superelevation, and the normally closed contact 2-12 closure of KA02 makes that HA2 reports to the police, the open contact 1-14 of KA02 breaks off and makes the release of KM2 coil losing electricity simultaneously, and hanging basket is out of service.
Embodiment two:
The host computer control circuit is control Cargo Lift and other general-purpose systems in the present embodiment; Its principle of work is identical with embodiment one, and its difference is: because Cargo Lift, portal frame or other common apparatus have had the host computer control case, need not to install engine control system; Only need the host computer control circuit be connected with the KA1 relay normally open and get final product; But cost-cutting, he is as shown in Figure 3 applicable to various device.
After magnetic sensible switch NJK1, NJK2, NJK3, the NJK4 that in door is inserted, installs in the steel pipe all inserts the strong magnetic of installing in safety door doorframe jack and the jack and engages; Making (black line) among each magnetic induction switch NJK have the load current of 200mA to insert KA2, KA3, KA4, KA5 coil respectively makes KA2, KA3, KA4, KA5 get electric adhesive; While open contact 3-4,4-5,5-6,6-7 closure; Make KA1 get electric adhesive host computer control circuit inlet wire is connected, main frame is normally moved.
When any safety door in the 1-4 floor is opened; Magnetic induction switch is separated with strong magnetic; The load current automatic cutout of (black line) 200mA in the magnetic induction switch simultaneously; Cut off the coil power of the KA of corresponding floor, open contact 3-7 disconnection simultaneously, normally closed contact 2 and 8,2 and 9,2 and 10,2 and 11 light indicator lamp HR2, HR3, HR4, HR5.Because 3-7 breaks off the KA1 dead electricity is discharged, open contact sends alerting signal with 1 host computer control circuitry cuts, normally closed contact 2 and 16 closed HA1 simultaneously.
The break contact 1-12 of SQ1 breaks off the KA01 dead electricity is discharged when hanging basket descends the ultra end, and the normally closed contact 2-14 closure of KA01 makes that the HR1 indicator lamp lights, the open contact of KA01 breaks off and makes the release of KM1 coil losing electricity simultaneously, and hanging basket is out of service.
The break contact 1-13 of SQ2 breaks off the KA02 dead electricity is discharged when hanging basket rising superelevation, and the normally closed contact 2-15 closure of KA02 makes that HA2 reports to the police, the open contact of KA02 breaks off and makes the release of KM2 coil losing electricity simultaneously, and hanging basket is out of service.
Embodiment three:
The present embodiment circuit diagram is as shown in Figure 4; Principle of work and embodiment one are basic identical; Its difference is: save magnetic induction switch; Floor relay KA2-KA5 is arranged in the jack of safety door, strong magnetic is arranged on the door of safety door and plugs, and makes to insert strong magnetic and floor relay adhesive when inserting jack at the door of safety door; At Main Control Tank the corresponding control hierarchy relay K of control relay KA6-KA9 A2-KA5 is set respectively in addition.
Each floor relay and control relay include 1 pair of normally closed contact and 1 pair of open contact, and every pair of normally closed contact is connected with an annunciator; The open contact of floor relay is connected with its cooresponding control relay coil; DC power supply circuit is inserted in main frame relay, its control coil and the open contact of the said all control relay back of connecting mutually, and the main frame relay comprises 1 pair of normally closed contact and 1 pair of open contact, and normally closed contact is connected with an annunciator.
Present embodiment directly utilizes strong magnetic and floor relay adhesive; The coil of floor relay does not need power supply control and is replaced by strong magnetic; Strong magnetic needs only and the distance of floor relay shell can be directly the contact adhesive of floor relay in-to-in, to realize the open and close of each contact of floor relay in 1CM.
The model of the relay that adopts in the present embodiment is HH54P.
Claims (6)
1. material receiving safety door interlock control system, it is characterized in that: it comprises:
Power circuit comprises DC power supply circuit and AC power circuit, is connected with external three phase mains;
Magnetic induction switch, during the door that is arranged on safety door was inserted, every layer was provided with one;
Strong magnetic is arranged in the jack of safety door, is complementary with the magnetic induction switch of corresponding floor;
Floor relay, by the magnetic induction switch control of corresponding floor, each floor relay comprises 1 pair of normally closed contact and 1 pair of open contact, normally closed contact is connected with indicator lamp;
Main frame relay, its control coil are connected mutually with the open contact of said all floor relaies and are afterwards inserted DC power supply circuit, and the main frame relay comprises 1 pair of normally closed contact and 1 pair of open contact, and normally closed contact is connected with first annunciator;
Host circuit, main frame is through first contactless switch and operation of the second contactor control forward and inverted running;
And the host computer control circuit, incoming transport power circuit after the host computer control circuit is connected with the open contact of main frame relay.
2. material receiving safety door interlock control system according to claim 1; It is characterized in that: described external three phase mains comprises L1, L2, L3 three-phase firewire; Described first contactless switch is pressed the wiring of L1-L2-L3 phase sequence, and second contactless switch is pressed the wiring of L3-L2-L1 phase sequence.
3. material receiving safety door interlock control system according to claim 2 is characterized in that: described host computer control circuit comprises 5 branch roads: first route upper limit device and upper limit linkage relay control coil are formed by connecting; Second route lower retainer and lower limit linkage relay control coil are formed by connecting; The 3rd route lower limit linkage relay normally closed contact and ultralow indicator lamp are formed by connecting; The 4th route upper limit linkage relay normally closed contact and superelevation annunciator are formed by connecting; The 5th 2 of route is in series with stop button after the parallel connection along separate routes; First fen route first contactless switch open contact is formed by connecting with the first contactor control coil, the auxiliary break contact of second contactless switch and lower limit linkage relay open contact after parallelly connected with just changeing start button, second fen route second contactless switch open contact with assist break contact and upper limit linkage relay open contact to be formed by connecting with the second contactor control coil, first contactless switch after the counter-rotating start button is parallelly connected.
4. material receiving safety door interlock control system, it is characterized in that: it comprises:
Power circuit comprises DC power supply circuit and AC power circuit, is connected with external three phase mains;
Floor relay is arranged in the jack of safety door;
Strong magnetic, the door that is arranged on safety door is plugged, and makes strong magnetic and floor relay adhesive when the door of safety door inserts jack;
Control relay is arranged on and is used for the control hierarchy relay in the Main Control Tank, and number is identical with floor relay and corresponding one by one;
Each floor relay and control relay include 1 pair of normally closed contact and 1 pair of open contact, and every pair of normally closed contact is connected with an annunciator; The open contact of floor relay is connected with its cooresponding control relay coil;
DC power supply circuit is inserted in main frame relay, its control coil and the open contact of the said all control relay back of connecting mutually, and the main frame relay comprises 1 pair of normally closed contact and 1 pair of open contact, and normally closed contact is connected with an annunciator;
Host circuit, main frame is through first contactless switch and operation of the second contactor control forward and inverted running;
And the host computer control circuit, incoming transport power circuit after the host computer control circuit is connected with the open contact of main frame relay.
5. material receiving safety door interlock control system according to claim 4; It is characterized in that: described external three phase mains comprises L1, L2, L3 three-phase firewire; Described first contactless switch is pressed the wiring of L1-L2-L3 phase sequence, and second contactless switch is pressed the wiring of L3-L2-L1 phase sequence.
6. material receiving safety door interlock control system according to claim 5 is characterized in that: described host computer control circuit comprises 5 branch roads: first route upper limit device and upper limit linkage relay control coil are formed by connecting; Second route lower retainer and lower limit linkage relay control coil are formed by connecting; The 3rd route lower limit linkage relay normally closed contact and ultralow indicator lamp are formed by connecting; The 4th route upper limit linkage relay normally closed contact and superelevation annunciator are formed by connecting; The 5th 2 of route is in series with stop button after the parallel connection along separate routes; First fen route first contactless switch open contact is formed by connecting with the first contactor control coil, the auxiliary break contact of second contactless switch and lower limit linkage relay open contact after parallelly connected with just changeing start button, second fen route second contactless switch open contact with assist break contact and upper limit linkage relay open contact to be formed by connecting with the second contactor control coil, first contactless switch after the counter-rotating start button is parallelly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204654798U CN202346556U (en) | 2011-11-21 | 2011-11-21 | Safety door interlocking control system for receiving platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204654798U CN202346556U (en) | 2011-11-21 | 2011-11-21 | Safety door interlocking control system for receiving platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202346556U true CN202346556U (en) | 2012-07-25 |
Family
ID=46535576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204654798U Withdrawn - After Issue CN202346556U (en) | 2011-11-21 | 2011-11-21 | Safety door interlocking control system for receiving platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202346556U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491155A (en) * | 2011-11-21 | 2012-06-13 | 安徽水利开发股份有限公司 | Interlocking control system of safety doors of material receiving platform |
| CN113629662A (en) * | 2021-08-31 | 2021-11-09 | 中车长春轨道客车股份有限公司 | High-voltage interlocking system of train |
-
2011
- 2011-11-21 CN CN2011204654798U patent/CN202346556U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491155A (en) * | 2011-11-21 | 2012-06-13 | 安徽水利开发股份有限公司 | Interlocking control system of safety doors of material receiving platform |
| CN102491155B (en) * | 2011-11-21 | 2013-12-25 | 安徽水利开发股份有限公司 | Interlocking control system of safety doors of material receiving platform |
| CN113629662A (en) * | 2021-08-31 | 2021-11-09 | 中车长春轨道客车股份有限公司 | High-voltage interlocking system of train |
| CN113629662B (en) * | 2021-08-31 | 2024-02-09 | 中车长春轨道客车股份有限公司 | High-voltage interlocking system of train |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120725 Effective date of abandoning: 20131225 |
|
| RGAV | Abandon patent right to avoid regrant |