CN206679872U - A kind of Geldart-D particle batcher and conveying pipe connecting structure - Google Patents

Abstract

The utility model discloses a kind of Geldart-D particle batcher, including middle cylinder, upper flange, lower flange, impeller and transmission device；By setting at least two charging apertures on upper flange, and make discharging opening identical with charging aperture quantity and discharging opening and charging aperture interlaced arrangement；The raising of device space utilization rate is realized, so as to improve the feed ability of single device；By being provided with flute profile cloth air cavity in the upper flange lower surface opening position corresponding with each discharging opening, injection method is changed, so as to improve injection ability of the same bore single device to material and injection concentration, reduces equipment operating cost.The invention also discloses one kind to convey pipe connecting structure, by changing the annexation between conveyance conduit, in the case where ensureing to be blown material flow accuracy of measurement, it can be not only blown with a batcher in a traditional way to a reactor, it can also realize that a batcher is blown to two reactors, so as to save cost for user.

Description

A kind of Geldart-D particle batcher and conveying pipe connecting structure

Technical field

The utility model belongs to bulk material pneumatic conveying equipment field, is related to a kind of Geldart-D particle batcher and delivery pipe Attachment structure.

Background technology

Bulk material pneumatic conveying is all had higher requirements to conveying capacity and delivery precision in the industries such as metallurgy, generally Conveyed using vertical rotating batcher, the delivery precision higher than ordinary fluidized pressuring method can be reached.Currently often exist Chinese patent disclosed in the vertical batcher applied in engineering has：201220205422.9、201020619756.1、 201220673793.X, 201320480948.2,201620306364.7,201620622572.8, shown from disclosed data, Its charging aperture of separate unit batcher and discharging opening are each one, and using the 180 ° of arrangements that are staggered, are formed in batcher single Passage material mode of movement, its major defect are：The device space utilization rate of single-pass configuration is relatively low, and equipment feed ability is not Foot, customer investment cost are higher；In order to improve single outlet blanking ability, exit apertures are larger, cause injection blast expense very big, User's operating cost is higher；Single-pass configuration feed inlet and outlet differs 180 °, causes injection tank blanking eccentric, can not form stabilization Whole blanking；Injection mouth structure arrangement is uneven to also result in certain gas consumption waste.Because single-pass configuration can only correspond to One reactor is blown, so a reactor at least needs to match somebody with somebody a batcher, and is frequently necessary to as a reaction Device configures more batchers and can be only achieved injection ability.

Disclosed patent 201320485328.8 and 201310346847.0 is shown, has multiple charging apertures and discharging opening, But its mode of movement of feed inlet and outlet shape and blade shape or material in batcher and traditional vertical rotary feeder have compared with Big difference, its scheme mainly solve conventional fluidization pressuring method precision problem, due to its feed inlet and outlet shape, blade-shaped The setting of shape and mode of movement limits, compared with common vertical batcher, no in capacity of equipment and device space utilization rate To lifting, the supporting injection mode of movement described in it is relatively simple.

Disclosed patent 201210217828.3 is a kind of binary channels rotary pocket feeder, is entered with traditional vertical rotary feeder Discharging form and working method have larger difference, and it is mainly horizontal radial valve form, and open source information is shown, because it is intrinsic Characteristic, this kind of form are less in the higher applications of required precision.

The content of the invention

In view of this, the purpose of this utility model is to provide that a kind of delivery precision is high, transportation concentration is high, compact-sized height Imitate and control flexible Geldart-D particle batcher.The utility model additionally provides a kind of suitable for Geldart-D particle batcher Pipe connecting structure is conveyed, by improving piping mode, it is suitable for various working demand.

To reach above-mentioned purpose, the utility model provides following technical scheme：A kind of Geldart-D particle batcher, including centre Cylinder, the upper flange for being correspondingly arranged at middle cylinder both ends and lower flange, the impeller being arranged in middle cylinder and it is arranged on Sealed bearing below lower flange；The upper flange on lower flange with being correspondingly provided with charging aperture and discharging opening, the discharging opening Upper correspondence is connected with drainage conduit, and the impeller is connected with the rotating shaft through sealed bearing, and by being connected to the rotating shaft other end Actuator drives rotation；The charging aperture at least two, set around upper flange circumferencial direction uniform intervals, the discharging Mouth and discharging opening identical with charging aperture quantity and charging aperture interlaced arrangement；The upper flange lower surface is corresponding with each discharging opening Opening position is provided with flute profile cloth air cavity, and the air admission hole being connected with flute profile cloth air cavity, the flute profile gas distribution are provided with upper flange side The shape of cross section of chamber is identical with discharging mouth-shaped.

Further, orifice plate is provided with below the flute profile cloth air cavity, array is laid with several fumaroles on the orifice plate.

Further, the charging aperture has two, is arranged in 180 ° of angles on upper flange；The discharging opening has two, and two Projection angle between adjacent charging aperture and discharging opening is 90 °.

Further, two charging apertures are size identical scallop hole, and the stripe board of cuboid is provided with the charging aperture, and Stripe board center line is not passed through impeller pivot.

Further, the transmission device includes the transmission speed reducer being connected with rotating shaft and is connected with transmission speed reducer The variable-frequency motor connect；The sealed bearing bottom is provided with cavity, on sealed bearing in the circumferential side wall corresponding with cavity Provided with detecting element, tablet is correspondingly provided with the rotating shaft in cavity.

Further, hard alloy layer is easily installed with by built-up welding by the position that material wears on batcher.

Further, the middle cylinder is provided with equal pressure tracheae, and the pressure tracheae is correspondingly arranged at discharging opening Non- material flows through channel side；The pressure tracheae and the connecting pipeline of injection tank are provided with non-return valve.

Further, arch guiding face is provided with the upper flange upper surface.

Further, the chamber lattice sectional area formed between the impeller blade from top to bottom successively decreases.

Invention additionally discloses it is a kind of be applied to as above-mentioned Geldart-D particle batcher conveying pipe connecting structure, including with discharge The conveyance conduit that pipe and reactor connect one to one, each conveyance conduit front end is connected with source of the gas；Any bar conveyance conduit is logical Branch pipe connection corresponding with remaining each conveyance conduit respectively is crossed, each conveyance conduit is set with being equipped with material stop valve on each branch pipe Material stop valve on each conveyance conduit is located between the branch outlet and entrance of conveyance conduit.

The beneficial effects of the utility model are：At least provided with two charging apertures and discharging opening in the batcher, with rotation Impeller forms multichannel material conveying structure, on the premise of ensureing to be fed precision, improves the space availability ratio of equipment, so as to The feed ability of single device is improved, in order to improve its throat-fed filling rate, can suitably reduce impeller operation speed, from And make equipment operation relatively reliable.Stripe board and the impeller boss using truncated cone-shaped are provided with charging aperture, makes material in charging aperture The material of impeller cavity lattice is carried out being sufficiently mixed filling and prevents arch formation.It is blown, can be effectively improved using gas distribution lumen pore plate Efficiency and injection concentration are blown, has saved injection gas consumption, operating cost is saved for user.Its velocity measuring element is arranged on Sealed bearing empty cavity position is beneficial to closing, can effectively prevent signal interference, improve the control accuracy of equipment.Easily-worn position Hard alloy is installed with by built-up welding, and then improves the service life and stability of equipment.Suitable for the delivery pipe of batcher Attachment structure has a variety of connection forms, and more economical, flexible configuration mode is provided for the feed of multiple reactor, is saved for user Investment-saving cost.

Brief description of the drawings

In order that the purpose of this utility model, technical scheme and beneficial effect are clearer, the utility model provides as follows Accompanying drawing illustrates：

Fig. 1 is rough package drawing of the present utility model；

Fig. 2 is material transport process schematic diagram inside batcher；

Fig. 3 is the internal structure sectional view of batcher；

Fig. 4 is the top view of batcher.

Embodiment

Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.

As illustrated, the Geldart-D particle batcher in the utility model, including middle cylinder 2, it is correspondingly arranged at middle circle The upper flange 1 at 2 both ends of cylinder and lower flange 4, the impeller 3 being arranged in middle cylinder 2 and the sealing for being arranged on the lower section of lower flange 4 Bearing block 5；The upper flange 1 correspondingly connects with being correspondingly provided with charging aperture 14 and discharging opening 41 on lower flange 4 on the discharging opening 41 Drainage conduit 42 is connected to, the impeller 3 is connected with the rotating shaft 51 through sealed bearing 5, and by being connected to the other end of rotating shaft 51 Actuator drives rotation；The charging aperture 14 at least two, set around the circumferencial direction uniform intervals of upper flange 1, it is described Discharging opening 41 is identical with the quantity of charging aperture 14 and discharging opening 41 and the interlaced arrangement of charging aperture 14；The lower surface of upper flange 1 with it is each The corresponding opening position of discharging opening 41 is provided with flute profile cloth air cavity 12, is provided with the side of upper flange 1 and is connected with flute profile cloth air cavity 12 Air admission hole 11, the shape of cross section of the flute profile cloth air cavity 12 is identical with the shape of discharging opening 41.

Specifically, upper flange upper surface is connected with the bottom of injection tank 7, the upper and lower surface of middle cylinder corresponds to and upper flange Lower surface and lower flange connection, impeller 3 is arranged on interior and concentric with middle cylinder middle cylinder and height and middle cylinder height Degree is consistent, and sealed bearing 5 is arranged on lower flange bottom, and the lower part of rotating shaft 51 connects with the transmission speed reducer 52 in transmission device Connect, transmission speed reducer 52 is connected with variable-frequency motor 53, and the upper part of rotating shaft 51 stretches into the center of impeller 3 by sealed bearing and driven Impeller 3 rotates together with.Because being subjected to high pressure inside batcher, therefore upper flange 1 and the joint face of middle cylinder 2 and middle cylinder 2 Sealing ring (not shown) is additionally provided between lower flange joint face, the compression of sealing ring is bolted.

Charging aperture 14 in the present embodiment has two, is arranged in 180 ° of angles on upper flange 1；The discharging opening 41 has two Individual, the projection angle between two adjacent charging apertures and discharging opening is 90 °.The structure can improve the space availability ratio of equipment, so as to carry The feed ability of high single device.

The material fallen from injection tank is entered in the chamber lattice between the blade of impeller 3 by two charging apertures 14 respectively, is passed through Impeller 3 is rotated, and material is brought at the discharging opening 41 of circumferential proximal most position respectively, passes through two charging apertures 14, impeller cavity lattice 31 With two discharging openings 41, twin-channel material conveying structure is formd.Certainly, in the case of arrangement space meet demand, The charging aperture and discharging opening of three groups of interlaced arrangements can be according to circumstances set, to form the material conveying structure of triple channel.

In the present embodiment, 1 lower surface face lower flange of upper flange, 4 each position of discharging opening 41 sets one and the discharging degree of lip-rounding The flute profile cloth air cavity 12 of shape matching, the side of upper flange 1 is provided with the air admission hole 11 connected with flute profile cloth air cavity 12, flute profile cloth air cavity Abacus 13 is installed in 12 bottoms, and array is laid with several fumaroles on orifice plate 13, and orifice plate 13 can be to the groove of flute profile cloth air cavity 12 Mouth is blocked, and gas is blown by the fumarole on orifice plate 13 to material, so that the thing at discharging opening 41 The gases at high pressure that material is come from orifice plate 13 are sprayed into via discharging opening and drainage conduit in the material conveying pipe of corresponding connection.

In the present embodiment, two charging apertures 14 being arranged on upper flange are the sector crosssection hole of identical size, and sector is cut Face size is according to obtained by calculating the flowing property of material, to ensure that material is sufficient filling with impeller cavity lattice 31.For Material is evenly distributed in impeller cavity lattice 31, two stripe boards 15, each center line of stripe board 15 can be set at each charging aperture 14 Be not passed through impeller pivot so that in impeller cavity lattice 31 material of upper surface when being done relative motion with stripe board 15 by volume Outer centripetal force or centrifugal force, so that material moves in impeller cavity lattice, reach mesh of the material in the mixing filling of impeller cavity lattice 's.The preferred cuboid of the shape of stripe board 15 herein.

In the present embodiment, the bottom of sealed bearing 5 and the link position of transmission speed reducer 52 are provided with cavity, and the cavity should be with The bearing of the inside of sealed bearing 5 installation is completely cut off, and prevents lubricating oil from leaking into the chamber.It is relative with cavity on sealed bearing 5 The circumferential side wall answered is provided with perforate, and tapping is provided with detecting element 54, sense is then correspondingly provided with the rotating shaft 51 in cavity Plate 55 is answered, detecting element 54 is by sensing the rotating speed of 55 pulse detection rotating shaft of tablet 51 in rotating shaft 51.

To improve the service life at equipment attrition position, upper flange 1 lower surface of the present embodiment on batcher, lower flange 4 upper surfaces, the inner surface of middle cylinder 2, the outer surface of impeller 3, the inner surface of discharging opening 41, the inner surface of drainage conduit 42 etc. are prone to wear out position Put and hard alloy layer 6 is installed with using built-up welding mode.

As the further improvement of such scheme, the middle cylinder 2 in the present embodiment is provided with equal pressure tracheae 21, presses Blast pipe 21 be correspondingly arranged at discharging opening 41 non-material flow through channel side (from charging aperture enter impeller cavity lattice material rotated Impeller bring charging aperture into, material is pushed into discharging opening by the impeller of rotation by direction of rotation from discharging opening side, and push-in side is thing Stream then flows through channel side through channel side, opposite side for non-material)；Equal pressure tracheae 21 is connected with injection tank 7 by connecting pipeline Connect, connecting pipeline is provided with non-return valve D01.Equal pressure tracheae 21 can prevent blowback of the gases at high pressure to charging aperture material, prevent The material of injection tank 7 enters equal pressure tracheae 21, and non-return valve D01 then can prevent material to be directly entered feed by connecting pipeline Machine.

In order to strengthen mobility of the material at the upper surface of upper flange 1, the present embodiment is in (the non-charging of the upper surface of upper flange 1 Mouthful position) fixed arch guiding face (not shown), material is oriented to charging aperture 14.Fluidized gas is set on arch guiding face Hole, stomata export direction is set to further enhance mobility of the material at the upper surface of upper flange 1 towards charging aperture 14.

As the further improvement of such scheme, the sectional area of chamber lattice 31 formed between the impeller blade is from top to bottom passed Subtract.It is easy to the flowing of material and chamber lattice is sufficient filling with.Impeller hub in the present embodiment is truncated conical shape, and round platform bus can Can be female according to manufacture difficulty Balancing selection round platform using the curve streamline shape such as hyperbola beneficial to Flow of Goods and Materials, during specific implementation Wire shaped.

As the further improvement of such scheme, can also at the center of upper flange 1 a fixed sealed bearing again, The lubricant grease of its bearing can open up pipeline supply (not shown) by upper flange 1, to strengthen the stabilization of the operation of impeller 3 Property.

To prevent dust from entering bearing, in addition to the installation sealing and dustproof circle in sealed bearing 5, sealing gland knot can also be set Structure, its sealing gland atmospheric pressure should be slightly above the pressure of injection tank.

It is enhancing material in the mobility of drainage conduit 42, fluidisation can be set on the inwall of discharging opening 41 or/and drainage conduit 42 Stomata, for ease of fluidization uniformity, stomata should be arranged to multiple apertures, and fluidizing gas blowing direction should be close to the side of Flow of Goods and Materials To.

A kind of conveying pipe connecting structure suitable for above-mentioned Geldart-D particle batcher, including with drainage conduit and reactor one by one The conveyance conduit of corresponding connection, each conveyance conduit front end is connected with source of the gas；Any bar conveyance conduit by branch pipe respectively with its Remaining each conveyance conduit is corresponding to be connected, and each conveyance conduit is arranged on each conveyance conduit with being equipped with material stop valve on each branch pipe Material stop valve be located between the branch outlet and entrance of conveyance conduit.

In the present embodiment, the conveying pipe connecting structure is exported using two-way material conveying pipe 01,02 and above-mentioned batcher Supporting connection, every conveyance conduit 01,02 front end correspondingly be connected with injection conveying source of the gas T01, T02, make enter this two The material of bar conveyance conduit can carry out injection conveying to reactor F1, F2 directions, can be defeated using two kinds according to use demand Send control mode；

First way, binary channels Geldart-D particle batcher are only fed to a reactor：Two conveyance conduits 01 Convergeed in position on a conveyance conduit 01 or 02 by a branch pipe with conveyance conduit 02, then delivery pipe is converged by this Road 01 or 02 is connected with reactor a F1 or F2；

The second way, binary channels Geldart-D particle batcher are fed to two reactors：Two Hes of conveyance conduit 01 Conveyance conduit 02 connects two reactors F1 and F2 respectively, is provided with each other in position on conveyance conduit 01 and conveyance conduit 02 Interconnected branch pipe, form branch pipe intersection and converge structure for conveying, the corresponding branch outlet of conveyance conduit 01,02 is nearby set respectively There are material stop valve S01, S02, be then correspondingly provided with material stop valve V01, V02 on conveyance conduit 01,02, material stop valve V01, V02 is respectively between the branch outlet and entrance of conveyance conduit 01,02.When reactor F1 and F2 needs material simultaneously, S01 Closed with S02, V01 and V02 are opened, and reactor F1, F2 are blown respectively by conveyance conduit 01,02 and conveyed；As reactor F1 and When F2 only one of which needs material, by controlling S01, S02, V01, V02 to make the material that batcher is discharged anti-only to one Device is answered to be fed.

Finally illustrate, preferred embodiment above is only unrestricted to illustrate the technical solution of the utility model, to the greatest extent The utility model has been described in detail by above preferred embodiment for pipe, but those skilled in the art should manage Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details The scope of restriction.

Claims (10)

1. a kind of Geldart-D particle batcher, including middle cylinder, be correspondingly arranged at middle cylinder both ends upper flange and lower flange, The impeller being arranged in middle cylinder and the sealed bearing being arranged on below lower flange；The upper flange with it is right on lower flange Charging aperture and discharging opening should be provided with, drainage conduit is correspondingly connected with the discharging opening, the impeller is with passing through sealed bearing Rotating shaft is connected, and the actuator drives by being connected to the rotating shaft other end rotate；It is characterized in that：The charging aperture is at least Two, set around upper flange circumferencial direction uniform intervals, the discharging opening is identical with charging aperture quantity and discharging opening and charging aperture Interlaced arrangement；The upper flange lower surface opening position corresponding with each discharging opening is provided with flute profile cloth air cavity, at upper flange side Provided with the air admission hole being connected with flute profile cloth air cavity, the shape of cross section of the flute profile cloth air cavity is identical with discharging mouth-shaped.

2. Geldart-D particle batcher according to claim 1, it is characterised in that：Hole is provided with below the flute profile cloth air cavity Plate, array is laid with several fumaroles on the orifice plate.

3. Geldart-D particle batcher according to claim 1, it is characterised in that：The charging aperture has two, in 180 ° of folders Angle is arranged on upper flange；The discharging opening has two, and the projection angle between two adjacent charging apertures and discharging opening is 90 °.

4. Geldart-D particle batcher according to claim 3, it is characterised in that：Two charging apertures are that size identical is fan-shaped Hole, stripe board is provided with the charging aperture, and stripe board center line is not passed through impeller pivot.

5. Geldart-D particle batcher according to claim 1, it is characterised in that：The transmission device includes being connected with rotating shaft The transmission speed reducer connect and the variable-frequency motor being connected with transmission speed reducer；The sealed bearing bottom is provided with cavity, close The circumferential side wall corresponding with cavity is provided with detecting element on envelope bearing block, and sensing is correspondingly provided with the rotating shaft in cavity Plate.

6. Geldart-D particle batcher according to claim 1, it is characterised in that：The position easily worn on batcher by material Hard alloy layer is installed with by built-up welding.

7. Geldart-D particle batcher according to claim 1, it is characterised in that：The middle cylinder is provided with equal pressure gas Pipe, the non-material that the pressure tracheae is correspondingly arranged at discharging opening flow through channel side；Pressure tracheae and the injection tank Connecting pipeline is provided with non-return valve.

8. Geldart-D particle batcher according to claim 1, it is characterised in that：Arch is provided with the upper flange upper surface Guiding face.

9. Geldart-D particle batcher according to claim 1, it is characterised in that：The chamber lattice formed between the impeller blade are cut Area from top to bottom successively decreases.

10. a kind of conveying pipe connecting structure for being applied to the Geldart-D particle batcher as described in claim any one of 1-9, it is special Sign is：Including the conveyance conduit to be connected one to one with drainage conduit and reactor, each conveyance conduit front end is connected with source of the gas；Appoint One conveyance conduit connects by the way that branch pipe is corresponding with remaining each conveyance conduit respectively, and each conveyance conduit on each branch pipe with being equipped with Material stop valve, it is arranged on the material stop valve on each conveyance conduit and is located between the branch outlet and entrance of conveyance conduit.