CN208560968U - A kind of outer adjoining pipe of pneumatic conveying - Google Patents

Abstract

The utility model discloses adjoining pipes outside a kind of pneumatic conveying, including conveying supervisor；Convey adjoining pipe；Communicating pipe；Demarcation plate and throttle orifice, conveying supervisor upside is provided with communicating pipe, conveying adjoining pipe is provided on the upside of the communicating pipe, the conveying supervisor and conveying adjoining pipe are arranged in parallel, demarcation plate is provided on the communicating pipe, the demarcation plate will be divided into two communicating pipe, the communicating pipe and demarcation plate are at interval of a distance setting one, whole pipeline can be according to material feature, the spacing of conveying distance length decision communicating pipe, it can be determined according to the material and conveying distance of conveying, use functional, the outer adjoining pipe of the pneumatic conveying can efficiently solve the excessive wear that material generates delivery pipe, enhance the service life of the outer adjoining pipe of the pneumatic conveying, the pipeline also has automatic block clearing, conveying distance is long, it is big to convey density, the advantages that energy-efficient.

Description

A kind of outer adjoining pipe of pneumatic conveying

Technical field

The utility model relates to convey outer adjoining pipe technical field, the outer adjoining pipe of specially a kind of pneumatic conveying.

Background technique

Typical air-transport system is by pneumatic transporting tank sending, conveyance conduit, pipeline supercharging device, receiving bin and exhaust of gathering dust Deng composition, transported granular material is sent into pipeline by compressed gas in pneumatic transporting tank sending, and along pipeline to receiving Storehouse, usually in the case where feed-line is relatively long, the material friction due to granular material to tube wall, gravity in the duct The factors such as settling, collide with each other will lead to conveyance conduit blocking, at this moment booster need to be arranged on conveyance conduit, i.e. in delivery pipe One adjoining pipe is set on road, one air inlet is installed every a distance, air inlet, air inlet are passed through by compressed gas in adjoining pipe Conveyance conduit is dredged in pressurization, so that it is guaranteed that conveyance conduit conveying is not blocked up, but this mode is pressurizeed in a manner of tonifying Qi, It cannot be arranged on pipeline excessively, otherwise can consume a large amount of gas.Meanwhile in the case where conveyance conduit is not stifled, also disappearing Compressed gas is consumed, while also resulting in tolerance in conveyance conduit and increasingly arriving, and then causing conveying speed increasing, pipeline mill Damage is getting faster.

A kind of pneumatic conveying inner sleeve has been invented by Germany, is made of pneumatic conveying supervisor, inner sleeve and separation restricting orifice. It solves interior the case where not increasing compressed gas tolerance, is dredged by built-in pipeline to the place for occurring blocking, Or once blocking is dredged again at once, to guarantee that process of pneumatic transmission does not block, but to be necessarily mounted at master defeated for this inner sleeve It send in pipeline, disadvantage has two, one is inner sleeve is mounted in main delivery pipe, the conveying for having occupied main delivery pipe is cut Face reduces conveying capacity, second, material generates excessive wear to conveyance conduit, equally can also wear to inner sleeve, thus That accelerates whole feed-line scraps speed, shortens the working life.

So how to design a kind of outer adjoining pipe of pneumatic conveying, becoming us will currently be solved the problems, such as.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide adjoining pipe outside a kind of pneumatic conveying Problem.

To achieve the above object, the utility model provides the following technical solutions: conveying supervisor upside is provided with connection Pipe is provided with conveying adjoining pipe on the upside of the communicating pipe, the conveying supervisor and conveying adjoining pipe are arranged in parallel, the communicating pipe On be provided with demarcation plate, the demarcation plate will be divided into two communicating pipe, and the communicating pipe and demarcation plate are set at interval of a distance One is set, whole pipeline can determine the spacing of communicating pipe according to material feature, conveying distance length.

Further, the shape of the communicating pipe can be it is round, be also possible to rectangle, ellipse and approximate circle Polygon.

Further, the throttle orifice for being less than conveying adjoining pipe drift diameter area is provided on the demarcation plate, the throttle orifice It position can be on the top or lower part of conveying adjoining pipe.

Further, the shape of the throttle orifice on the demarcation plate in the communicating pipe can be round, triangle, can be One hole is also possible to two to eight apertures, can also be formed on conveying adjoining pipe top vaulted.

Compared with prior art, the utility model has the beneficial effects that the outer adjoining pipe of the pneumatic conveying can efficiently solve The excessive wear that material generates delivery pipe, enhances the service life of the outer adjoining pipe of the pneumatic conveying, which also has automatic clear It blocks up, conveying distance is long, conveys the advantages that density is big, energy-efficient；

1. being provided with communicating pipe, the spacing of communicating pipe can be determined according to material feature, conveying distance length, is conveniently made With；

2. being provided with conveying adjoining pipe；Throttle orifice and demarcation plate convey separation of the adjoining pipe by demarcation plate, are arranged on demarcation plate There is throttle orifice, the area of throttle orifice is less than the area of adjoining pipe, so that the effect of throttling is played, the throttle orifice shape being arranged on demarcation plate Shape is changeable, one or two also can be set between eight, structural diversification is practical.

Detailed description of the invention

Fig. 1 is the general structure schematic diagram of the utility model；

Fig. 2 is the partial structural diagram of the utility model；

Fig. 3 is the partition plate structure schematic diagram of the utility model；

In figure: 1- conveying supervisor；2- conveys adjoining pipe；3- communicating pipe；4- demarcation plate；5- throttle orifice.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the utility model, it should be noted that term " center ", "lower", "left", "right", " is erected at "upper" 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.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of outer adjoining pipe of pneumatic conveying, including conveying master Pipe 1；Convey adjoining pipe 2；Communicating pipe 3；Demarcation plate 4 and throttle orifice 5,1 upside of conveying supervisor are provided with communicating pipe 3, the company Conveying adjoining pipe 2 is provided on the upside of siphunculus 3, the conveying supervisor 1 and conveying adjoining pipe 2 are arranged in parallel, on the communicating pipe 3 Be provided with demarcation plate 4, communicating pipe 3 is divided into two by the demarcation plate 4, the communicating pipe 3 and demarcation plate 4 at interval of one section away from One from setting, whole pipeline can determine the spacing of communicating pipe 3, the communicating pipe 3 according to material feature, conveying distance length Shape can be it is round, be also possible to rectangle, ellipse and approximate circle polygon, be provided on the demarcation plate 4 small It can be in the top or lower part of conveying adjoining pipe 2, institute in the position of the throttle orifice 5 of conveying 2 drift diameter area of adjoining pipe, the throttle orifice 5 The shape for stating the throttle orifice 5 on the demarcation plate 4 in communicating pipe 3 can be round, triangle, can be a hole, is also possible to Two to eight apertures can also be formed vaulted on conveying 2 top of adjoining pipe.

Working principle: when occurring conveying blocking in Pneumatic conveying pipeline, the gas by conveying adjoining pipe 2 includes main feedline The gas of road Inner Front End can enter blocking section to plugging point carry out block clearing, and in main delivery pipe material just start accumulation do not have also When having completely plugged, the gas of conveying adjoining pipe 2 can also be cleared up the plugging point, thus guarantee being carried out continuously for conveying, it is defeated It send adjoining pipe 2 due to the separation by demarcation plate 4, there is throttle orifice 5 on demarcation plate 4, the area of throttle orifice 5 is less than conveying adjoining pipe 2 Area, so that throttling action is played, so the gas flow very little in actual fed adjoining pipe 2, only existing when local stoppages occur As when, gas can be introduced from main delivery pipe by conveying in adjoining pipe 2, be disappeared stifled to generate biggish flow, and generate larger stream The gas of amount simultaneously also takes away the particle that may be deposited in adjoining pipe bottom, to generate self clean-up action to conveying adjoining pipe 2.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of outer adjoining pipe of pneumatic conveying, including conveying supervisor (1)；It conveys adjoining pipe (2)；Communicating pipe (3)；Demarcation plate (4) and section Discharge orifice (5), it is characterised in that: be provided with communicating pipe (3) on the upside of the conveying supervisor (1), be provided on the upside of the communicating pipe (3) It conveys adjoining pipe (2), conveying supervisor (1) and conveys adjoining pipe (2) and be arranged in parallel, be provided on the communicating pipe (3) point Communicating pipe (3) is divided into two by partition (4), the demarcation plate (4), the communicating pipe (3) and demarcation plate (4) at interval of one section away from One from setting.

2. a kind of outer adjoining pipe of pneumatic conveying according to claim 1, it is characterised in that: the shape of the communicating pipe (3) can To be circle, be also possible to rectangle, ellipse and approximate circle polygon.

3. a kind of outer adjoining pipe of pneumatic conveying according to claim 1, it is characterised in that: be provided on the demarcation plate (4) Less than the throttle orifice (5) of conveying adjoining pipe (2) drift diameter area, the position of the throttle orifice (5) can be on the top of conveying adjoining pipe (2) Or lower part.

4. a kind of outer adjoining pipe of pneumatic conveying according to claim 1 or 3, it is characterised in that: point in the communicating pipe (3) The shape of throttle orifice (5) on partition (4) can be round, triangle, can be a hole, is also possible to two to eight small Hole can also be formed vaulted on conveying adjoining pipe (2) top.