CN208493581U - Stoppage in transit protective device and bag-type dust removal system - Google Patents

Abstract

The utility model provides a kind of stoppage in transit protective device and bag-type dust removal system; it is related to equipment stoppage in transit protection technique field; stoppage in transit protective device provided by the utility model includes nitrogen supply (NS) device, conduit assembly and switch valve; wherein: one end of conduit assembly is connect with nitrogen supply (NS) device; the other end leads to the nitrogen in nitrogen supply (NS) device in equipment to be protected for connecting with equipment to be protected；Switch valve is set on pipeline, to control the on state of nitrogen in pipeline.Stoppage in transit protective device provided by the utility model reduces the content of hot fume and steam inside equipment by pouring nitrogen into equipment to be protected, can protect to the equipment of stoppage in transit, extend the service life of equipment.And process is protected to stablize, investment is small, and operating cost is low, influences on apparatus body minimum.

Description

Stoppage in transit protective device and bag-type dust removal system

Technical field

The utility model relates to equipment stoppage in transit protection technique fields, remove more particularly, to a kind of stoppage in transit protective device and cloth bag Dirt system.

Background technique

Filter fabric of bag filter precipitator filtering material mostly uses high temperature resistant non-woven cloth to be made, and PPS filtrate is most widely used. PPS is called polyphenylene sulfide, is a kind of polymer fiber, it have general polymerization fibres characteristic, under certain condition with oxygen Agent reaction, mainly reacts with the oxide in ash-laden gas in sack cleaner.

Bag filter does not especially take safeguard measure after stoppage in transit at present, leads to the cooling rear surface of dust collector box body Moisture condensation, moisture is more, and oxygen content is larger, and cloth bag damage is fast.Iron plate is got rusty in cabinet, the deduster lost of life, and to deduster The operation of starting next time generate large effect, " paste bag " phenomenon is generated when serious, cannot be normal when causing to open next time Operation.

Northern heating boiler also has the longer stoppage in transit phase largely to influence pot currently without special safeguard measure The service life of furnace.

Utility model content

The purpose of this utility model is to provide a kind of stoppage in transit protective device and bag-type dust removal system, by bag-type dust Nitrogen is poured in device to reduce the content of hot fume and steam inside bag filter, bag filter can be protected, Extend the service life of equipment.And process is protected to stablize, investment is small, and operating cost is low, influences on apparatus body minimum.

To achieve the above object, the utility model the following technical schemes are provided:

In a first aspect, the utility model provides a kind of stoppage in transit protective device, including nitrogen supply (NS) device, conduit assembly and switch Valve, in which:

One end of the conduit assembly is connect with the nitrogen supply (NS) device, and the other end is used to connect with equipment to be protected, with Nitrogen in the nitrogen supply (NS) device is led in the equipment to be protected；

The switch valve is set on the pipeline, to control the on state of nitrogen in the pipeline.

Further, the nitrogen supply (NS) device is high-pressure nitrogen bottle.

Further, the conduit assembly is equipped with pressure reducing valve close to one end of the high-pressure nitrogen bottle.

Further, the conduit assembly is connect with the bottom of the equipment to be protected.

Further, the conduit assembly includes a pipeline main road and at least one pipeline branch, in which:

Pipeline main road one end is connected to the nitrogen supply (NS) device；

One end of each pipeline branch is connected to the pipeline main road, the other end be used for one it is described to be protected Equipment connection.

Further, when the pipeline branch is one, the switch valve is set on the pipeline main road；

When the pipeline branch is multiple, the switch valve is set to each pipeline branch road.

Further, the material of the conduit assembly is stainless steel.

Second aspect, the utility model also provide a kind of bag-type dust removal system, including at least one bag filter and Any stoppage in transit protective device in one side, the bag filter are the equipment to be protected.

Further, each described bag filter includes ash bucket access port, and the conduit assembly is protruded into per each The ash bucket access port is connect with each bag filter.

Further, the ash bucket access port is equipped with ash bucket unloading valve.

Stoppage in transit protective device provided by the utility model and bag-type dust removal system can generate it is following the utility model has the advantages that

In the stoppage in transit protective device that the utility model first aspect provides, nitrogen supply (NS) device is for storing nitrogen, pipeline group One end of part is connected to for by the nitrogen introducing tube road component internal in nitrogen supply (NS) device with nitrogen supply (NS) device, conduit assembly it is another One end is connected to for introducing the nitrogen inside conduit assembly inside equipment to be protected with equipment to be protected, opening on conduit assembly Close the on state that valve is used to control nitrogen in pipeline.

When stating stoppage in transit protective device in use, equipment to be protected is in stoppage in transit state, stores nitrogen in nitrogen supply (NS) device Gas turns on the switch valve, and the nitrogen in nitrogen supply (NS) device can be entered in equipment to be protected by conduit assembly, due to nitrogen specific gravity Greatly, nitrogen is gathered in equipment to be protected bottom, with being constantly charged into for nitrogen, since the specific gravity of hot fume and vapor is small, heat Flue gas, steam etc. can be discharged from the top of equipment to be protected through pipeline, and oxygen content in equipment to be protected drops significantly containing vapour quantity Bottom reaches balance.And since nitrogen and air molecule amount are close, after equipment to be protected internal and external equilibrium, air will not permeate In in equipment to be protected, the nitrogen in equipment to be protected will not be gushed out.

For compared with the existing technology, the stoppage in transit protective device that the utility model first aspect provides to be protected by setting Nitrogen is poured in standby to reduce the content of hot fume and steam inside equipment, the equipment of stoppage in transit can be protected, extension is set Standby service life.And process is protected to stablize, investment is small, and operating cost is low, influences on apparatus body minimum.

For compared with the existing technology, the bag-type dust removal system that the utility model second aspect provides can be to multiple cloth bags Deduster carries out stoppage in transit protection, extends the service life of bag filter.And it protects process to stablize, invests small, operating cost It is low, bag filter ontology is influenced minimum.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of stoppage in transit protective device provided by the embodiment of the utility model；

Fig. 2 is the structural schematic diagram of bag-type dust removal system provided by the embodiment of the utility model.

Icon: 1- nitrogen supply (NS) device；2- conduit assembly；21- pipeline main road；22- pipeline branch；3- switch valve； 4- pressure reducing valve；5- bag filter；6- ash bucket unloading valve.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.

Fig. 1 is the structural schematic diagram of stoppage in transit protective device provided by the embodiment of the utility model；Fig. 2 is the utility model The structural schematic diagram for the bag-type dust removal system that embodiment provides.

The purpose of the present embodiment is that a kind of stoppage in transit protective device is provided, as shown in Figure 1, including nitrogen supply (NS) device 1, pipeline Component 2 and switch valve 3, in which:

One end of conduit assembly 2 is connect with nitrogen supply (NS) device 1, and the other end with equipment to be protected for connecting, by nitrogen Nitrogen in power supply unit 1 is led in equipment to be protected；

Switch valve 3 is set on pipeline, to control the on state of nitrogen in pipeline.

In the stoppage in transit protective device that the embodiment of the utility model first aspect provides, nitrogen supply (NS) device is for storing nitrogen Gas, one end of conduit assembly are connected to for managing the nitrogen introducing tube road component internal in nitrogen supply (NS) device with nitrogen supply (NS) device The other end of road component is connected to for introducing the nitrogen inside conduit assembly inside equipment to be protected with equipment to be protected, pipeline Switch valve on component is used to control the on state of nitrogen in pipeline.

When stating stoppage in transit protective device in use, equipment to be protected is in stoppage in transit state, stores nitrogen in nitrogen supply (NS) device Gas turns on the switch valve, and the nitrogen in nitrogen supply (NS) device is entered in equipment to be protected by conduit assembly, since nitrogen is than great, Nitrogen is gathered in equipment to be protected bottom, with being constantly charged into for nitrogen, since the specific gravity of hot fume and vapor is small, hot cigarette Gas and water vapour etc. can be discharged from the top of equipment to be protected through pipeline, and oxygen content in equipment to be protected drops bottom containing vapour quantity significantly, Reach balance.And since nitrogen and air molecule amount are close, after equipment to be protected internal and external equilibrium, air will not permeate in It protects in equipment, the nitrogen in equipment to be protected will not be gushed out.

For compared with the existing technology, the stoppage in transit protective device that the embodiment of the utility model first aspect provides pass through to Nitrogen is poured in equipment to be protected to reduce the content of hot fume and steam inside equipment, the equipment of stoppage in transit can be protected Shield, extends the service life of equipment.And process is protected to stablize, investment is small, and operating cost is low, influences on apparatus body minimum.

During rushing nitrogen, the 45%-55% that nitrogen charging amount reaches equipment volume can have preferable protecting effect. Specifically, nitrogen charging amount can achieve 45%, 48%, 50%, 52%, the 55% of equipment volume, at least one embodiment, Nitrogen charging amount reaches the 50% of equipment volume, that is, reduces operating cost, and can protect to equipment.

In some embodiments, nitrogen supply (NS) device 1 is high-pressure nitrogen bottle.Specifically, nitrogen volume is in a nitrogen cylinder 40L, pressure about 10MPa.Nitrogen can effectively be poured in equipment using high-pressure nitrogen bottle, by most of vapor, heat Gas is driven away.

It should be noted that conduit assembly 2 can be connect with another nitrogen cylinder, be made when a nitrogen cylinder is inadequate Nitrogen is provided with another nitrogen cylinder for equipment.

In some embodiments, as depicted in figs. 1 and 2, conduit assembly 2 is equipped with pressure reducing valve close to one end of high-pressure nitrogen bottle 4。

In use, pressure reducing valve 4 reduces the pressure that conduit assembly 2 enters nitrogen inside equipment to be protected, so that Nitrogen slowly enters inside equipment to be protected, and at the same time, equipment to be protected can be slowly by gases such as hot fume, steam Discharge, protecting effect is more preferable, avoids since the pressure of nitrogen is excessive nitrogen being also drawn off outside equipment to be protected.

In some embodiments, as shown in Fig. 2, in order to enable nitrogen can be stable enter equipment to be protected inside, pipe Road component 2 is connect with the bottom of equipment to be protected.Above-mentioned setting is so that nitrogen directly enters from the bottom of equipment to be protected wait protect Protect equipment inside, and then by inside equipment to be protected other gases and steam squeeze out.Relative to its with equipment to be protected For the connection of his position, gas mixing in nitrogen and equipment will not occur and settle this process, it can quickly will be in equipment Gas discharge, have better nitrogen charging effect.

In some embodiments, as depicted in figs. 1 and 2, in order to enable conduit assembly 2 to be protected can set to be multiple simultaneously Standby to be discharged into nitrogen, conduit assembly 2 includes a pipeline main road 21 and at least one pipeline branch 22, in which: pipeline main road 21 1 End is connected to nitrogen supply (NS) device 1；One end of each pipeline branch 22 is connected to pipeline main road 21, the other end be used for one to Protect equipment connection.

In use, it is first turned on switch valve 3, so that the nitrogen in nitrogen supply (NS) device 1 initially enters pipeline main road 21, the nitrogen in subsequent pipeline main road 21 respectively enters in multiple pipeline branches 22, and subsequent multiple pipeline branches 22 are respectively by nitrogen Gas is discharged into multiple equipments to be protected.The nitrogen charging efficiency that above-mentioned setting can be improved does not need user and sets one by one to be protected It is standby to carry out nitrogen charging.

In some embodiments, the adjusting in order to facilitate switch valve 3 to 2 inside nitrogen on state of conduit assembly, works as pipe When road branch 22 is one, switch valve 3 is set on pipeline main road 21；When pipeline branch 22 is multiple, switch valve 3 is set to each On a pipeline branch 22, when needing to one or more equipment to be protected nitrogen charging, pipeline main road 21 is always in logical Smooth state need to only open the switch valve 3 on each pipeline branch 22, very convenient, fast.

Specifically, in order to enable above-mentioned switch valve 3 can adjust the on state of 2 inside nitrogen of conduit assembly faster, When pipeline branch 22 be it is multiple when, equipment to be protected be also it is multiple, on pipeline main road 21 can also be equipped with switch valve 3, work as needs Without the switch valve 3 closed on pipeline branch 22 one by one when being simultaneously stopped to multiple equipment to be protected nitrogen charging, pipeline need to be only closed Switch valve 3 on main road 21 can stop the nitrogen charging into equipment to be protected, the operation for the person of being convenient to use in time.

Pipeline branch 22 can for one, two, three, four, etc., at least one embodiment, such as Fig. 1 institute Show, pipeline branch 22 is three, i.e., above-mentioned stoppage in transit protective device can be protected simultaneously for three equipment.

In some embodiments, in order to enable the longer life expectancy of conduit assembly 2, the material of conduit assembly 2 are stainless steel. Stainless steel can be corrosion-resistant, and has preferable intensity, can use for a long time without damaging.

The embodiment of the utility model second aspect provides a kind of bag-type dust removal system, the reality of the utility model second aspect The bag-type dust removal system for applying example offer includes at least one bag filter 5 and above-mentioned stoppage in transit protective device, and equipment to be protected is Each bag filter 5.

For compared with the existing technology, the bag-type dust removal system that the embodiment of the utility model second aspect provides can be right Multiple bag filters carry out stoppage in transit protection, extend the service life of bag filter.And protect process to stablize, investment is small, Operating cost is low, influences on bag filter ontology minimum.

On the basis of the above embodiments, above-mentioned bag-type dust removal system may include the cloth such as one, two, three, four Bag dust collector.

It is specifically described by taking Fig. 2 as an example, above-mentioned bag-type dust removal system includes three bag filters, wherein each Bag filter is connect with a pipeline branch 22, the nitrogen being discharged with receiving pipeline branch 22.

In some embodiments, each as shown in Fig. 2, conduit assembly 2 pours nitrogen in bag filter for convenience A bag filter 5 includes ash bucket access port, and conduit assembly 2 is protruded into per each ash bucket access port and each bag filter 5 Connection.Specifically, the pipeline branch 22 in conduit assembly 2 protrudes into ash bucket access port.Since ash bucket access port is set to bag-type dust The bottom of device 5, above-mentioned setting enable the gas in bag filter 5 that bag filter 5 is quickly discharged.

In some embodiments, as shown in Fig. 2, ash bucket access port is equipped with ash bucket unloading valve 6.In nitrogen charging, ash bucket is closed Unloading valve 6 turns on the switch valve 3, so that the nitrogen in pipeline branch 22 pours in bag filter 5, nitrogen is avoided to pass through ash bucket Unloading valve 6 is discharged outside bag filter 5.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of stoppage in transit protective device, which is characterized in that including nitrogen supply (NS) device (1), conduit assembly (2) and switch valve (3), In:

One end of the conduit assembly (2) is connect with the nitrogen supply (NS) device (1), and the other end is used to connect with equipment to be protected, The nitrogen in the nitrogen supply (NS) device (1) to be led in the equipment to be protected；

The switch valve (3) is set on the pipeline, to control the on state of nitrogen in the pipeline.

2. stoppage in transit protective device according to claim 1, which is characterized in that the nitrogen supply (NS) device (1) is high pressure nitrogen Bottle.

3. stoppage in transit protective device according to claim 2, which is characterized in that the conduit assembly (2) is close to the high pressure One end of nitrogen cylinder is equipped with pressure reducing valve (4).

4. stoppage in transit protective device according to claim 1, which is characterized in that the conduit assembly (2) with it is described to be protected The bottom of equipment connects.

5. stoppage in transit protective device according to claim 1, which is characterized in that the conduit assembly (2) includes a pipeline Main road (21) and at least one pipeline branch (22), in which:

Described pipeline main road (21) one end is connected to the nitrogen supply (NS) device (1)；

One end of each pipeline branch (22) is connected to the pipeline main road (21), the other end be used for described in one to Protect equipment connection.

6. stoppage in transit protective device according to claim 5, which is characterized in that when the pipeline branch (22) is one, The switch valve (3) is set on the pipeline main road (21)；

When the pipeline branch (22) is multiple, the switch valve (3) is set on each pipeline branch (22).

7. stoppage in transit protective device according to claim 1, which is characterized in that the material of the conduit assembly (2) is stainless Steel.

8. a kind of bag-type dust removal system, which is characterized in that including the described in any item stoppage in transit protective devices of such as claim 1-7 With at least one bag filter (5), the bag filter (5) is the equipment to be protected.

9. bag-type dust removal system according to claim 8, which is characterized in that each described bag filter (5) is wrapped Ash bucket access port is included, the conduit assembly (2) is protruded into per each ash bucket access port and each bag filter (5) connects It connects.

10. bag-type dust removal system according to claim 9, which is characterized in that the ash bucket access port is equipped with ash bucket and unloads ash Valve (6).