CN217442018U

CN217442018U - Water circulation detection device for ZL29 type filter stick forming machine refrigeration system

Info

Publication number: CN217442018U
Application number: CN202221261356.7U
Authority: CN
Inventors: 桂圆; 陈天丽; 赵帅荣; 施克强; 林云飞; 吴复斌
Original assignee: China Tobacco Hubei Industrial Co Ltd
Current assignee: China Tobacco Hubei Industrial Co Ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-09-16
Anticipated expiration: 2032-05-25

Abstract

The utility model discloses a ZL29 type filter rod making machine refrigerating system water cycle detection device, including ZL29 type filter rod making machine, refrigerating plant, target piece formula rivers switch sensor installs on ZL29 type filter rod making machine's opener water heat exchanger's the outlet pipe, the relay contact is connected to the upper end of target piece formula rivers switch sensor's spring leaf, and the spring leaf swing has aroused the relay and has made it closed or break off. The utility model discloses real-time check water heat exchanger's outlet pipe has or not rivers. Because the sensor sends out a switching value signal, the signal can be directly used for switching on and switching off the corresponding contactor, and the signal can also be merged into the corresponding PLC signal input module, thereby achieving the effect of stopping the machine and having corresponding stop information.

Description

Water circulation detection device for ZL29 type filter stick forming machine refrigeration system

Technical Field

The utility model relates to the technical field of cigarette mechanical equipment, concretely relates to ZL29 type filter rod forming machine refrigerating system water circulation detection device.

Background

In the current cigarette forming machine in the cigarette industry, a ZL29 type filter rod forming machine consists of 3 cooling circulation loops, and a cooling device cools a YL19 tow opening and gluing machine, a distribution box of the YL29 filter rod forming machine, the upper part and the lower part of a tobacco pipe, and each driving device and a gear transmission device of the YL29 filter rod forming machine. The heat is transferred by the cooling water to a water heat exchanger inside the machine and from there to an external circulation circuit. At present, a roll-up workshop is produced in two shifts, production maintenance is stopped at night, and when the maintenance is ended at middle shifts, an operator can manually close a refrigeration circulating water valve and a cooling device button on a human-computer interface to ensure that the whole refrigeration system stops running. However, in actual operation, an operator closes the refrigeration water valve, but does not press a button of the cooling device, which causes dry burning of the whole circulating water in a static state, thereby causing damage to the refrigerator E73.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem of providing a ZL29 type filter rod making machine refrigerating system water cycle detection device, eliminate because the phenomenon of circulating water dry combustion method, and lead to the trouble of refrigerator damage.

The utility model discloses a solve the technical scheme that its technical problem adopted and be:

a water circulation detection device of a refrigerating system of a ZL29 type filter stick forming machine comprises the ZL29 type filter stick forming machine, a refrigerating device and a target sheet type water flow switch sensor, wherein the target sheet type water flow switch sensor is arranged on a water outlet pipe of an opener water heat exchanger of the ZL29 type filter stick forming machine, the upper end of a spring leaf of the target sheet type water flow switch sensor is connected with a relay contact, and the spring leaf swings to excite a relay to be closed or disconnected.

As a further improvement of the present invention, the target sheet type water flow switch sensor is provided with three connecting terminals, which are normally closed contact 2, normally open contact 3 and common terminal COM, respectively.

As a further improvement of the present invention, the common terminal COM is connected to the positive voltage of the power cabinet; normally closed contact 2 connects to the direct current coil of contactor K0, is used for the actuation or the shutoff of control contactor K0, and normally closed contact 2 is connected to the normally open contact of contactor K0.1 simultaneously, and contactor K0.1 normally open contact is connected to 5 feet of PLC switching value input module A320-A10, i.e. I.1 input point, this input point is fault signal input point, and I.1 high level is effective when the machine normally operates, and relay K0.1 coil loses electricity, then K0.1 normally open contact disconnection, and I.1 becomes low level.

As a further improvement, refrigerating plant includes compression motor M1, the empty Q1 of compression motor, compression motor contactor K1, pump motor M2, the empty Q2 of pump motor, pump motor contactor K2, wherein refrigerating plant power inlet wire connects gradually the outside air switch Q91 of refrigerating plant, contactor K0 then connect respectively with the inside compression motor M1 of refrigerating plant, the empty Q1 of opening of compression motor, compression motor contactor K1 and pump motor M2, the empty Q2 of pump motor, pump motor contactor K2, contactor K0 installs and is used for the actuation or turn-off refrigerating plant motor in the refrigerating plant outside.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a target piece formula rivers switch sensor is installed at ZL29 type filter rod making machine AF opener water heat exchanger's outlet pipe, and the outlet pipe of real-time inspection water heat exchanger has or not rivers. Because the sensor sends out a switching value signal, the signal can be directly used for switching on and switching off the corresponding contactor, and the signal can also be merged into the corresponding PLC signal input module, thereby achieving the effect of stopping the machine and having corresponding stop information.

Drawings

FIG. 1 shows the installation position of a target water flow switch sensor;

FIG. 2 is an electrical schematic of the water flow switch detection wiring;

figure 3 is a modified refrigeration unit circuit.

Detailed Description

The following description of the preferred embodiments of the present invention will be made in conjunction with the accompanying drawings.

As shown in figure 1, a water flow switch sensor is arranged on an AF opener water heat exchanger of a ZL29 type filter stick forming machine, a target sheet type water flow switch sensor with a flow direction rod is adopted as a detector, and the detector is arranged on a water outlet pipe of the water flow switch.

As shown in figure 2, a direct-current 24V positive voltage of a KDF electric cabinet of a ZL29 type filter stick forming machine is connected to a common end COM end inside a target sheet type water flow switch sensor, a normally closed contact 2 is connected to a direct-current coil of a contactor K0 and used for controlling the attraction or the disconnection of a contactor K0, meanwhile, the normally closed contact 2 is connected to a normally open contact of a contactor K0.1, the normally open contact of the contactor K0.1 is connected to 5 pins of a PLC switching value input module A320-A10, namely an I.1 input point, the input point is a fault signal input point, when the machine is in normal operation, I.1 high level is effective, when a water outlet pipe does not flow, the normally closed contact 2 detected by a water flow switch is disconnected, a relay K0.1 coil is de-energized, the normally open contact of the contactor K0.1 is disconnected, the I.1 is changed into low level, and an industrial personal computer reports a built-in KDF water cooling system, E73 and the industrial computer. Wherein, contactor K0 controls the operation and the disconnection of whole E73, and E73 is the cooling device.

As shown in fig. 3, the refrigeration device comprises a compression motor M1, a compression motor idle switch Q1, a compression motor contactor K1, a pump motor M2, a pump motor idle switch Q2 and a pump motor contactor K2, wherein a power inlet wire of the refrigeration device is sequentially connected with an air switch Q91 and a contactor K0 outside the refrigeration device, and then respectively connected with a compression motor M1, a compression motor idle switch Q1, a compression motor contactor K1, a pump motor M2, a pump motor idle switch Q2 and a pump motor contactor K2 inside the refrigeration device, and the contactor K0 is installed outside the refrigeration device for switching on or off the refrigeration device motor. And meanwhile, the K0 loses power, the contactor K0 added at the lower end of the inlet wire of the refrigerating device E73 is disconnected, and the compression motor M1 and the cooling liquid pump motor M2 of the refrigerating device stop working.

Claims

1. The utility model provides a ZL29 type filter rod making machine refrigerating system water cycle detection device which characterized in that: the automatic opening and closing device comprises a ZL29 type filter stick forming machine, a refrigerating device and a target sheet type water flow switch sensor, wherein the target sheet type water flow switch sensor is arranged on a water outlet pipe of an opener water heat exchanger of the ZL29 type filter stick forming machine, the upper end of a spring leaf of the target sheet type water flow switch sensor is connected with a relay contact, and the spring leaf swings to excite a relay to be closed or opened.

2. The water circulation detection device for the refrigerating system of the ZL29 type filter rod making machine according to claim 1, wherein: the target sheet type water flow switch sensor is provided with three connecting terminals which are a normally closed contact 2, a normally open contact 3 and a common end COM respectively.

3. The water circulation detection device for the refrigerating system of the ZL29 type filter rod making machine according to claim 2, wherein: the common end COM is connected with a positive voltage of the power cabinet; normally closed contact 2 connects to the direct current coil of contactor K0, is used for the actuation or the shutoff of control contactor K0, and normally closed contact 2 is connected to the normally open contact of contactor K0.1 simultaneously, and contactor K0.1 normally open contact is connected to 5 feet of PLC switching value input module A320-A10, i.e. I.1 input point, this input point is fault signal input point, and I.1 high level is effective when the machine normally operates, and relay K0.1 coil loses electricity, then K0.1 normally open contact disconnection, and I.1 becomes low level.

4. The water circulation detection device for the refrigerating system of the ZL29 type filter rod making machine according to claim 3, wherein: the refrigerating device comprises a compression motor M1, a compression motor air switch Q1, a compression motor contactor K1, a pump motor M2, a pump motor air switch Q2 and a pump motor contactor K2, wherein a power incoming line of the refrigerating device is sequentially connected with an air switch Q91 and a contactor K0 outside the refrigerating device and then respectively connected with a compression motor M1, a compression motor air switch Q1, a compression motor contactor K1, a pump motor M2, a pump motor air switch Q2 and a pump motor contactor K2 inside the refrigerating device, and the contactor K0 is installed outside the refrigerating device and used for attracting or switching off the motor of the refrigerating device.