CN208791139U - Corrosive liquids bottle placer for dangerous place with a potential explosion - Google Patents

Abstract

The utility model proposes a kind of corrosive liquids bottle placers for dangerous place with a potential explosion, including filter, blowing rifle, explosion-proof control box, anti-corrosion centrifugal pump, electromagnetic flowmeter, fire-proof motor and anti-explosion touch screen；It is pressurizeed using anti-corrosion centrifugal pump to filtered corrosive materials, and it is filling to be delivered to the progress of blowing rifle；Electromagnetic flowmeter is connected with PLC controller；Electromagnetic flowmeter acquires the flow parameter of the corrosive materials in vomit pipe；And flow parameter is sent to PLC controller；PLC controller receives the flow parameter that electromagnetic flowmeter is sent, and when flow parameter reaches the first preset value, PLC controller, which controls fire-proof motor, reduces revolving speed, slows down flow；When flow parameter reaches preset filling value, PLC controller controls pneumatic cut-off valve and closes, and it is filling to complete this.

Description

Corrosive liquids bottle placer for dangerous place with a potential explosion

Technical field

The utility model relates to Canning Technique field, in particular to a kind of corrosive liquids for dangerous place with a potential explosion Bottle placer.

Background technique

The filling aspect of the chemicals of chemical field at home, early stage only manually take filling on oil gun liquid level；Due to chemistry Product have volatility, corrosivity, can do harm to huamn body.Some chemical companies for having economic strength gradually use auto-filling Machine makes harm of the worker far from chemicals, starts to buy import filling machine, but cost is very high, maintenance is inconvenient.

Occurs 5L or less the inner wrapping auto-filling such as filling acid-base solution, thimerosal, pesticide, detergent in the market in recent years Machine, but bulking system main structure all uses the steel or high-quality stainless steel of surface anticorrosion with painting material；If the preserving timber of spraying Material breakage falls off, and steel are just corroded；And the corrosion resistance of high-quality stainless steel is also limited, in addition, due to corrosive liquids Bottle placer, need petroleum, chemical industry, pigment, in terms of use.The chemical property of more liquid form products is inflammable, explosive, When carrying out filling, it can cause to chemically react, have a certain impact to the quality of product, or even be also possible to generate explosion, once it produces Raw explosion, it is most likely that cause, the damage of whole equipment.Therefore common bottle placer is no longer satisfied corrosion-resistant and explosion-proof Demand；On the other hand common bottle placer persistently carries out filling according to the filling speed of setting, when stoichiometric number reaches standard value, Actual filling value is above standard value already, therefore there are filling errors.

Utility model content

The purpose of this utility model aims to solve at least one of the technological deficiency.

For this purpose, a purpose of the utility model is to propose that a kind of corrosive liquids for dangerous place with a potential explosion fills Installation, using electromagnetic flowmeter, acquires the flow of filling material in real time；When flow parameter reaches preset value, PLC controller control Fire-proof motor processed reduces revolving speed, slows down filling flow；It ensure that filling accuracy.

To achieve the goals above, the embodiment of the utility model one side provides a kind of for dangerous place with a potential explosion Corrosive liquids bottle placer, including filter, equipment cabinet, blowing rifle, anti-explosion touch screen and explosion-proof control box；The filter is set It sets and is equipped with anti-corrosion centrifugal pump, electromagnetic flowmeter and fire-proof motor in the outside of equipment cabinet, the equipment cabinet；The filter Inlet communication raw material cabin；One end of the outlet connection feed pipe of the filter, the other end connectivity device cabinet of the feed pipe In anti-corrosion centrifugal pump entrance, one end of the outlet vomit pipe of the anti-corrosion centrifugal pump is set in the middle part of the vomit pipe There are electromagnetic flowmeter and pneumatic cut-off valve；Blowing rifle is fixedly installed in the other end of the vomit pipe；The blowing rifle is put into wait fill In barrelling.

Preferably, triple valve, the triple valve are equipped between the other end of the feed pipe and the entrance of anti-corrosion centrifugal pump It is connect with one end of return pipe；The other end of the return pipe is connect with vomit pipe.

Preferably, it is connected between the other end of the vomit pipe and blowing rifle by steel wire reinforcement polyvinyl chloride hose.

Further, the blowing rifle includes hand handle and check valve；The check valve and steel wire reinforcement polyvinyl chloride hose connect It connects；And hand handle is set in junction；The hand handle is equipped with explosion-proof button box；Explosion-proof button box is connected with PLC controller；Institute Explosion-proof button box is stated for manually controlling pneumatic cut-off valve；For check valve for preventing liquid reflux.

Preferably, moving trolley is equipped with below the bottle placer.

Further, the trolley bottom is equipped with laser emitter；Laser pickoff is fixed on the blowing rifle；It is described Laser pickoff is connected with PLC controller.

Preferably, the anti-corrosion centrifugal pump is pumped using steel lining polytetrafluoroethylene (PTFE).

Preferably, the anti-explosion touch screen be equipped with populate a button, cleaning button and purging button；It is described to populate a button, clearly It washes button and purging button is connect with PLC controller respectively.

According to a kind of corrosive liquids bottle placer for dangerous place with a potential explosion provided by the embodiment of the utility model, phase Than being had at least the following advantages in existing bottle placer；

1, using electromagnetic flowmeter, the flow of filling material is acquired in real time；Electromagnetic flowmeter sends out the flow parameter of acquisition It send to PLC controller, PLC controller reduces revolving speed according to the flow parameter control fire-proof motor received, slows down filling stream Amount；It ensure that filling accuracy.

2, return pipe is set between the entrance of anti-corrosion centrifugal pump and feed pipe, after the completion of expendable, fire-proof motor It is pumped with steel lining polytetrafluoroethylene (PTFE) and keeps tick-over state, " beating circulation " state is formed by return pipe；Avoid material in feeding Pipe is stagnated, and air is caused to be mixed into.

3, using electromagnetic flowmeter as filling measurement instrument, electromagnetic flowmeter is to the accumulative not by the shadow of pressure of flow It rings, it is only related with filling time and filling rate, when overcoming isobaric or Vessel in Negative Pressure Filling, since the volume of container filling is uneven Uniform vacuum degree is different, and caused different degrees of error improves filling accuracy.

4, the centrifugal pump filling compared to tradition is pumped using steel lining polytetrafluoroethylene (PTFE), corrosion resistance is stronger；It is all Control cabinet and motor be all made of that explosion-proof lamp is special to be formed, use, be hardly damaged in the presence of a harsh environment, improve explosion-proof system Number.

The additional aspect of the utility model and advantage will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is a kind of corrosive liquids bottle placer structure chart for dangerous place with a potential explosion provided by the invention；

In figure:

1, blowing rifle；101, hand handle；102, explosion-proof button box；103, check valve；2, hand-operated valve；3, explosion-proof control box；4, Anti-explosion touch screen；5, pneumatic cut-off valve；6, electromagnetic flowmeter；7, return pipe；8, equipment cabinet；9, flame-proof electric motor；10, steel lining Polytetrafluoroethylene (PTFE) pump；11, lower drain valve；12, filter；1201, the import of filter；1202, the outlet of filter；13, it moves Dynamic trolley；14, steel wire reinforcement polyvinyl chloride hose；

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

As shown in Figure 1, a kind of corrosive liquids for dangerous place with a potential explosion provided by the embodiment of the utility model fills Installation, including filter 12, equipment cabinet 8, blowing rifle 1 and explosion-proof control box 3；The outside of equipment cabinet 8, mistake is arranged in filter 12 Filter 12 is for being filtered corrosive materials to be filled；And filtered corrosive materials are delivered to equipment cabinet 8 In；It is equipped with steel lining polytetrafluoroethylene (PTFE) in equipment cabinet 8 and pumps 10, electromagnetic flowmeter 6, fire-proof motor；Explosion-proof control box 3 is arranged in equipment 8 top of cabinet；PLC controller is equipped in explosion-proof control box 3；The import 1201 of filter is connected to raw material cabin；The outlet of filter 1202 connection feed pipes, and pass through the steel lining polytetrafluoroethylene (PTFE) pump 10 in feed pipe connectivity device cabinet 8, steel lining polytetrafluoroethylene (PTFE) pump One end of 10 connection vomit pipes, the middle part of vomit pipe are equipped with electromagnetic flowmeter 6 and pneumatic cut-off valve；The other end of vomit pipe is fixed Blowing rifle 1 is set；Blowing rifle 1 is put into filling bucket, steel lining polytetrafluoroethylene (PTFE) pump 10 according to the control of PLC controller to filtering after Corrosive materials pressurize, and be delivered to blowing rifle 1 carry out it is filling.

PLC controller is equipped in explosion-proof control box；User can be multiple according to the type setting of normal filling corrosive materials The driving value of PLC controller；The revolving speed of the corresponding driving fire-proof motor of each driving value, PLC controller is according to receiving Corrosive materials type to be filled matches corresponding driving value；And it will turn according to matched driving value setting fire-proof motor Speed makes fire-proof motor drive anti-corrosion centrifugal pump to extract corrosive materials to be filled, corrosion to be filled according to the revolving speed of setting Property material from raw material cabin flow into filter import 1201；Corrosive materials to be filled are filtered by filter；And it will Filtered corrosive materials are delivered in anti-corrosion centrifugal pump, and anti-corrosion centrifugal pump pressurizes to filtered corrosive materials, And it is filling to be delivered to the progress of blowing rifle；Electromagnetic flowmeter is connected with PLC controller；Electromagnetic flowmeter acquires the corruption in vomit pipe The flow parameter of corrosion material；And flow parameter is sent to PLC controller；PLC controller receives what electromagnetic flowmeter was sent Flow parameter, when flow parameter reaches the first preset value, PLC controller, which controls fire-proof motor, reduces revolving speed, slows down flow；When When flow parameter reaches preset filling value, PLC controller controls pneumatic cut-off valve and closes, and it is filling to complete this.

In the present embodiment, anti-explosion touch screen 4 is equipped with outside explosion-proof control box 3；Anti-explosion touch screen 4 is connect with PLC control cabinet； Anti-explosion touch screen 4 adjusts the filling parameter of filling material for user, wherein filling parameter includes at least corrosivity to be filled Material variety, filling target value.Filling parameter further includes according to the chemically property of corrosive materials to be filled and physical Filling rate, the density of corrosive materials to be filled, filling pressure of matter setting；Filling target value is the volume according to filling bucket The weight value or bulking value of setting.PLC controller adjusts steel lining polytetrafluoroethylene (PTFE) pump 10 by control fire-proof motor operating rate Feeding pressure.Carry out it is filling when, manually filling bucket is placed under feeding gun, by touch anti-explosion touch screen start by Button, PLC controller control pneumatic cut-off valve and are attracted, while controlling fire-proof motor operating, and fire-proof motor drives steel lining polytetrafluoroethyl-ne Alkene pump extracts the filtered corrosive materials of filter and pressurizes；By the corrosive materials after pressurization, it is delivered to feeding Pipe, and by the blowing rifle of feeding pipe end, it is delivered in filling bucket.Pass through electromagnetic flowmeter, electromagnetic flowmeter in feed pipe The flow value of corrosive materials is acquired, and the flow value is sent to PLC controller；Filling value is preset when flow parameter reaches When 90%, PLC controller, which controls fire-proof motor, reduces revolving speed, slows down flow；The 100% of filling value is preset when flow parameter reaches When, PLC controller controls pneumatic cut-off valve 5 and closes, and it is filling to complete this.In pouring process, electromagnetic flowmeter acquires corrosivity After the flow value of material is sent to PLC controller, counted by PLC controller, including counting filling accumulation amount and barrelage, PLC controller calculates runing time to anti-corrosion centrifugal pump；Automatic clear is wanted when renewing material every time, it also will be certainly when starting valve opening every time It is dynamic to reset；To prevent accident, a upper limit is set according to different material, i.e., button press duration of valve opening be no more than how long after (ratio Such as 30 seconds) valve-closing pneumatic on-off valve (prevent fail to close because of special circumstances valve cause excessive).

It should be noted that in another embodiment of the present invention, cleaning being equipped in anti-explosion touch screen, purges and fills out Fill button；Every time new material using when need to be cleaned, purged and be filled link.It populates a button and refers to that a kind of material is initially filling When equipment pipe need to be filled up, be separately connected PLC controller wherein cleaning, purging and populating a button；Concrete operations be it is filling it Preceding pneumatic cut-off valve is opened, and is pressed and is populated a button in touch screen, and PLC controller receives the level signal for the transmission that populates a button, Control fire-proof motor slowly runs, and centrifugal pump is driven slowly to extract the raw material of filter filtering, until flowmeter is added to filling Value (200 kilograms of default) illustrates to fill in pipeline at this time and complete；Similarly for referring to cleaning pipeline, concrete operations are cleaning button A cleaning button is set on screen for cleaning priming pump (power frequency): valve is opened, and is stopped after pressing stop button and (is closed pump and close valve)； Further purging button is that a soft button is set on screen for valve opening for purging pipeline, concrete operations, it should be noted that this Process is unable to turn on pump.

Automatic clear is wanted when renewing material every time, also wants automatic clear when starting valve opening every time；To prevent accident, according to difference Material sets a upper limit, i.e., button press duration of valve opening be no more than how long after (such as 30 seconds) valve-closing pneumatic on-off valve (prevent from failing because of special circumstances close valve cause excessive).

In pouring process, when there is emergency, user manually controls the explosion-proof button box in hand handle, manually controls gas Dynamic stop valve, terminates filling.Interlocking between explosion-proof centrifugal pump and electromagnetic flowmeter, if that is, pipeline is without flow, to prevent Pump idle running, program can pump trip after should postponing a period of time.This process needs to be judged with the state of switch valve, i.e., When switch valve is open state, in the case where no flow, need to interlock；Because when switch valve off status, inherently without flow)

Embodiment 2,

After the completion of the present embodiment is to expendable, wait next time it is filling when embodiment, continue to extend；In this implementation In example, it is connect by connection triple valve with one end of return pipe 7 in feed pipe close to one end of steel lining polytetrafluoroethylene (PTFE) pump 10；It returns The other end of flow tube 7 is connect with feed pipe.

After completing expendable, PLC controller controls fire-proof motor and keeps low-speed running, steel lining polytetrafluoroethylene (PTFE) pump 10 Continue low speed operation under the drive of fire-proof motor, the material in vomit pipe forms " beating circulation " state by return pipe 7, instantly When one barrel of filling bucket carries out filling charging, PLC controller controls pneumatic operated valve and opens, and controls fire-proof motor and restore full speed running, Steel lining polytetrafluoroethylene (PTFE) pump 10 is in power frequency operation state, and electromagnetic flowmeter 6 continues to acquire flow parameter until filling completion.

Embodiment 3

The present invention provides another embodiment and further expands to the auto-filling process of bottle placer, and hand-operated valve is beaten It opens；Moving trolley 13 is equipped with below bottle placer；Facilitate move it is filling；Further, trolley bottom is equipped with mounting table, will be filling Bucket is placed on mounting table, and mounting table is equipped with laser emitter；Laser pickoff is fixed on blowing rifle 1；Laser pick-off Device is connected with PLC controller；Laser emitter emits laser to laser pickoff, and when no filling bucket blocks, laser is connect It receives device and receives laser, the PLC controller pin being connected with laser pickoff keeps low level；When there is the placement of filling bucket, The laser of laser transmitter projects is blocked, and laser pickoff cannot receive laser, the PLC control being connected with laser pickoff Device pin transitions processed are high level；PLC controller receives the information that is blocked, and PLC controller controls fire-proof motor operation, and controls Pneumatic cut-off valve processed is attracted；Realize auto-filling.This process only needs manually to change bucket, simplifies the operating process of user.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be It can be combined in any suitable manner in any one or more embodiment or examples.

Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is Illustratively, it should not be understood as limiting the present invention, those skilled in the art are not departing from the utility model Principle and objective in the case where above-described embodiment can be changed in the scope of the utility model, modify, replace and Modification.The scope of the utility model is by appended claims and its equivalent limits.

Claims (8)

1. a kind of corrosive liquids bottle placer for dangerous place with a potential explosion, which is characterized in that including filter, equipment cabinet, Blowing rifle, anti-explosion touch screen and explosion-proof control box；The outside of equipment cabinet is arranged in the filter, is equipped in the equipment cabinet anti- Rotten centrifugal pump, electromagnetic flowmeter and fire-proof motor；The inlet communication raw material cabin of the filter；The outlet of the filter connects One end of feed pipe, the entrance of the anti-corrosion centrifugal pump in the other end connectivity device cabinet of the feed pipe, the anti-corrosion centrifugal pump Outlet vomit pipe one end, the middle part of the vomit pipe is equipped with electromagnetic flowmeter and pneumatic cut-off valve；The vomit pipe The other end be fixedly installed blowing rifle；The blowing rifle is put into bucket to be filled.

2. the corrosive liquids bottle placer according to claim 1 for dangerous place with a potential explosion, which is characterized in that described Triple valve, one end connection of the triple valve and return pipe are equipped between the other end of feed pipe and the entrance of anti-corrosion centrifugal pump； The other end of the return pipe is connect with vomit pipe.

3. the corrosive liquids bottle placer according to claim 1 for dangerous place with a potential explosion, which is characterized in that described It is connected between the other end and blowing rifle of vomit pipe by steel wire reinforcement polyvinyl chloride hose.

4. the corrosive liquids bottle placer according to claim 3 for dangerous place with a potential explosion, which is characterized in that described Blowing rifle includes hand handle and check valve；The check valve is connect with steel wire reinforcement polyvinyl chloride hose；And hand is set in junction ?；The hand handle is equipped with explosion-proof button box；Explosion-proof button box is connected with PLC controller；The explosion-proof button box is used for hand Dynamic control pneumatic cut-off valve；For check valve for preventing liquid reflux.

5. the corrosive liquids bottle placer according to claim 1 for dangerous place with a potential explosion, which is characterized in that described Moving trolley is equipped with below bottle placer.

6. the corrosive liquids bottle placer according to claim 5 for dangerous place with a potential explosion, which is characterized in that described Trolley bottom is equipped with laser emitter；Laser pickoff is fixed on the blowing rifle；The laser pickoff and PLC are controlled Device is connected.

7. the corrosive liquids bottle placer according to claim 1 for dangerous place with a potential explosion, which is characterized in that described Anti-corrosion centrifugal pump is pumped using steel lining polytetrafluoroethylene (PTFE).

8. the corrosive liquids bottle placer according to claim 1 for dangerous place with a potential explosion, which is characterized in that described Anti-explosion touch screen be equipped with populate a button, cleaning button and purging button；It is described populate a button, cleaning button and purging button difference It is connect with PLC controller.