CN207317417U

CN207317417U - A kind of revolving cylinder dry kiln

Info

Publication number: CN207317417U
Application number: CN201721227882.0U
Authority: CN
Inventors: 张文华
Original assignee: Changzhou Yutong Drying Equipment Co Ltd
Current assignee: Changzhou Yutong Drying Equipment Co Ltd
Priority date: 2017-09-23
Filing date: 2017-09-23
Publication date: 2018-05-04
Anticipated expiration: 2027-09-23

Abstract

The utility model discloses a kind of revolving cylinder dry kiln, belong to drying device field, aim to provide a kind of junction for making kiln hood and kiln body, the revolving cylinder dry kiln that the junction of kiln body and kiln tail can seal, its drip irrigation device is as follows, a kind of revolving cylinder dry kiln, including sequentially connected kiln hood, kiln body and kiln tail, ring-type fixing plate is arranged with the kiln body, the ring-type fixing plate by horizontal loops and vertical ring group into, the ring-type fixing plate vertical section is L-shaped, welded with kiln hood close to the side of kiln body the one end of the horizontal loops away from vertical ring, the described vertical one end of ring away from horizontal loops is towards kiln body；The vertical ring side is provided with the first gasket, and the vertical ring is bolted with the first gasket, and the one end of first gasket away from horizontal loops is contradicted with kiln body outer wall；The kiln body outer wall is vertically welded with first baffle between kiln hood and the first gasket, and gap is left between the first baffle and horizontal loops.

Description

A kind of revolving cylinder dry kiln

Technical field

A kind of drying equipment is the utility model is related to, more particularly to a kind of revolving cylinder dry kiln.

Background technology

Revolving cylinder dry kiln is a kind of manufacturing machine of continuous drying, mainly by rotating cylinder, fixed cylinder, lifting Plate, transmission device and seals and other component composition, are widely used in the fields such as metallurgy, chemical industry, food, pharmacy.

Rotating cylinder be one with horizontal direction slightly into the cylinder at inclination angle, material is added from higher one end, hot-air from Relatively low one end enters cylinder with material adverse current, and with the rotation of cylinder, material runs to relatively low one end due to the effect of gravity. Shovelling plate is housed on rotating cylinder inner wall, material is taken up and spilt down, makes contact surface increase of the material with air-flow, it is dry to improve Dry speed simultaneously promotes material to move ahead.Dried product is discharged from relatively low one end lower part and collected.

In the course of work of roller drier, effective sealing is taken to arrange rotating cylinder and fixed cylinder junction Apply, be of great significance to the normal work of dry kiln.Existing rotary roller dryer, connects in rotary barrel and fixed cylinder Meet place, sealed only with one layer of rubber skin or stainless steel sheet|, rotating cylinder at a high speed rotate under or dry kiln validity period compared with After length, it may appear that the situation of poor sealing, can make substantial amounts of cold air pass through rotary barrel and the gap of fixed cylinder junction Pour in down a chimney into inner barrel, the temperature for the hot-air for causing to be passed through in cylinder reduces, so as to seriously affect the drying effect of product.

Utility model content

The purpose of this utility model is to provide a kind of revolving cylinder dry kiln, has the effect for the leakproofness for improving kiln body.

The above-mentioned technical purpose of the utility model technical scheme is that：

A kind of revolving cylinder dry kiln, including sequentially connected kiln hood, kiln body and kiln tail, are arranged with annular in the kiln body Fixed plate, the ring-type fixing plate is by horizontal loops and vertical ring group into the ring-type fixing plate vertical section is L-shaped, the level The one end of ring away from vertical ring and kiln hood are welded close to the side of kiln body, and the described vertical one end of ring away from horizontal loops is towards kiln Body；

The vertical ring side is provided with the first gasket, and the vertical ring is bolted with the first gasket, institute The one end of the first gasket away from horizontal loops is stated to contradict with kiln body outer wall；

The kiln body outer wall is vertically welded with first baffle between kiln hood and the first gasket, the first baffle with Gap is left between horizontal loops.

By using above-mentioned technical proposal, kiln hood is close to the side wall of kiln body, ring-type fixing plate, first baffle and the first sealing The setting of pad, seals the junction of kiln hood and kiln body, forms mazy once sealing, so as to reduce material from kiln hood Fly out with kiln body junction, improve sealing effect.

Further, the difference of the first baffle outside diameter and horizontal loops internal diameter is 1 centimetre to 2 centimetres.

By using above-mentioned technical proposal, the difference of first baffle outside diameter and horizontal loops internal diameter is 1 centimetre to 2 centimetres, can be with Make to reach preferable sealing effect, and can rub to avoid between first baffle and horizontal loops because of the change of kiln body position Wipe.

Further, the side of first gasket away from vertical ring is provided with the pressure strip parallel to vertical ring, institute The first gasket both sides are stated to be bolted to connection with vertical ring and pressure strip respectively.

By using above-mentioned technical proposal, the first gasket both sides are bolted company with vertical ring and pressure strip respectively Connect, limit the relative displacement between the first gasket and vertical ring and pressure strip.Pressure strip is pressed downward the first gasket Tight effect.Under the action of pressure strip, make to have between the first gasket one end and kiln body away from horizontal loops one it is downward Power, makes sealing effect between the first gasket and kiln body more preferably.

Further, the one end of first gasket away from horizontal loops is with kiln body conflict and curved to one end of remote kiln hood Folding.

By using above-mentioned technical proposal, the first gasket is contradicted with kiln body and bent to one end away from kiln hood, can be with The first gasket is changed into face contact from line contact, increase the first gasket and the contact surface of kiln body, further improve first Sealing effect between gasket and kiln body.

Further, it is equipped with the second gasket outside the horizontal loops, second gasket is along away from kiln hood and parallel Extend in the direction of kiln body, the kiln body outer wall is welded with second baffle, and the second baffle and the second gasket contradict.

By using above-mentioned technical proposal, the setting of the first gasket, the second gasket and second baffle, to kiln hood and kiln The junction of body is sealed, and forms the secondary seal of dynamic and static ring, it is possible to reduce and material flies out from kiln hood and kiln body junction, into One step improves sealing effect.

Further, the one end of the second baffle away from kiln body is welded with annular slab, the annular slab and the second sealing Pad face contacts.

By using above-mentioned technical proposal, annular slab can increase the contact surface with the second gasket, so as to improve sealing Effect.

Further, the kiln hood is equipped with air flue close to the side of kiln body, and some air inlet branch are equipped with the horizontal loops Pipe.

By using above-mentioned technical proposal, gas is passed through in air intake branch, makes to be formed in the cavity on the left of first baffle Positive pressure, gas enter kiln hood through air flue, kiln hood and kiln body junction can be sealed three times by gas, it is possible to reduce thing Material flies out from kiln hood and kiln body junction, further improves sealing effect.

Further, the air intake branch is between kiln hood and first baffle.

By using above-mentioned technical proposal, air intake branch makes from air inlet as much as possible between kiln hood and first baffle The gas that branch pipe enters under the keeping out of first baffle toward flowing in air flue, in air flue air pressure subtract more than the air pressure in kiln body Leakage of few material in kiln hood Yu kiln body junction.

Further, the position in the air intake branch positioned at the first air inlet is provided with infrared heater.

By using above-mentioned technical proposal, infrared heater is set in the position of the first air inlet, can be into kiln hood Gas heated, cold gas in kiln hood is reduced and the possibility that the condenses when material of heat crosses, so as to improve Dry mass.

Further, the kiln body is located at one end of kiln hood and stretches into kiln hood, and gap is left in the side opposite with kiln hood.

By using above-mentioned technical proposal, kiln hood is stretched into one end of kiln body, can increase material and is connected to kiln hood with kiln body Between stroke, leakage of the material from kiln hood Yu kiln body junction can be efficiently reduced.

In conclusion the utility model has the advantages that：

1. employing kiln hood close to the side wall of kiln body, ring-type fixing plate, first baffle and the first gasket, formed once close Envelope, flies out from kiln hood and kiln body junction so as to reduce material, improves sealing effect；

2. employing the first gasket, the second gasket and second baffle, secondary seal is formed, so as to reduce material from kiln Head flies out with kiln body junction, further increases sealing effect；

3. employing air intake branch and air flue, kiln hood and kiln body junction can be sealed three times by gas, from And reduce material and fly out from kiln hood with kiln body junction, further improve sealing effect；

4. employ infrared heater, it is possible to reduce in kiln hood gas with material is cold and hot cross when the possibility that condenses Property, so as to improve dry mass.

Brief description of the drawings

Fig. 1 is to be used to embody connection relationship diagram between kiln hood, kiln body and kiln tail in the present embodiment；

Fig. 2 is the sealed structural representation of kiln hood and kiln body junction at A in Fig. 1.

In figure, 1, kiln hood；11st, exhaust outlet；12nd, feed inlet；2nd, kiln body；21st, first baffle；22nd, second baffle；221st, ring Shape plate；23rd, ring-shaped guide rail；24th, sliding tooth；3rd, kiln tail；31st, the second air inlet；32nd, discharge port；4th, ring-type fixing plate；41st, water Flat ring；42nd, vertical ring；5th, the first gasket；51st, pressure strip；6th, the second gasket；7th, air flue；8th, air intake branch；9th, first into Air port；10th, infrared heater；101st, roller；102nd, motor is driven.

Embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Wherein identical parts are presented with like reference characters.It should be noted that word used in the following description Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", " interior " and " outer " is referred respectively to towards or away from the direction of particular elements geometric center.

A kind of rotary drying kiln, as shown in Figure 1, including sequentially connected kiln hood 1, kiln body 2 and kiln tail 3, the both ends of kiln body 2 It is respectively protruding into kiln hood 1 and kiln tail 3.Sealing is both provided with the junction of kiln hood 1 and kiln body 2, kiln tail 3 and the junction of kiln body 2 Structure.

As shown in Fig. 2, sealing structure includes ring-type fixing plate 4, the first gasket 5 and the first gear being set in kiln body 2 Plate 21.

As shown in Fig. 2, ring-type fixing plate 4 is made of horizontal loops 41 and vertical ring 42, horizontal loops 41 and vertical 42 structures of ring Into ring-type fixing plate 4 section it is L-shaped.Horizontal loops 41, vertical ring 42 are sleeved in kiln body 2.Horizontal loops 41 are away from vertical ring 42 one end is welded with kiln hood 1 towards the side of kiln tail 3, and the vertical one end of ring 42 away from horizontal loops 41 is towards 2 direction of kiln body.

As shown in Fig. 2, the first gasket 5 is located at vertical side of the ring 42 away from kiln hood 1, and pass through bolt with vertical ring 42 It is fixedly connected.The one end of first gasket 5 away from horizontal loops 41 is contradicted with 2 outer wall of kiln body.

As shown in Fig. 2, first baffle 21 is fixedly connected on the outer wall of kiln body 2, and positioned at kiln hood 1 and vertical ring 42 it Between, there are gap between first baffle 21 and horizontal loops 41.Pass through side wall of the kiln hood 1 close to kiln body 2, ring-type fixing plate 4, first 21 and first gasket 5 of baffle seals kiln hood 1 and the junction of kiln body 2, forms mazy once sealing.

As shown in Fig. 2, if the gap between first baffle 21 and horizontal loops 41 is excessive, sealing effect can be caused to be deteriorated, If the gap between first baffle 21 and horizontal loops 41 is too small, first baffle 21 and level are caused when kiln body 2 is slightly vibrated Friction between ring 41, therefore, needs to select a suitable spacing between first baffle 21 and horizontal loops 41.The present embodiment In, the difference of 41 internal diameter of 21 outside diameter of first baffle and horizontal loops is 1 centimetre to 2 centimetres, is in the present embodiment 1 centimetre.

As shown in Fig. 2, the first side of the gasket 5 away from kiln hood 1 is provided with the pressure strip 51 parallel to vertical ring 42, pressure Tight plate 51 is fixedly connected by bolt and vertical ring 42 with the first gasket 5, close to first by pressure strip 51 and vertical ring 42 Packing 5 is gripped, and pressure strip 51 is pressed downward the first gasket 5 tight.Under the action of pressure strip 51, the The one end of one gasket 5 away from horizontal loops 41 and kiln body 2 are contradicted and bent to one end away from kiln hood 1, make the first gasket 5 with The contact area increase of kiln body 2, so that the first gasket 5 and the sealing effect of kiln body 2 are more preferably.

As shown in Fig. 2, be arranged with the second gasket 6 outside horizontal loops 41, the second gasket 6 along away from kiln hood 1 and parallel to The direction extension of kiln body 2.2 outer wall of kiln body is welded with second baffle 22, and second baffle 22 is located at first baffle 21 away from kiln hood 1 Side, second baffle 22 are contradicted with the second gasket 6.By the first gasket 5, the second gasket 6 and second baffle 22 to kiln First 1 is sealed with the junction of kiln body 2, forms the secondary seal of dynamic and static ring.

As shown in Fig. 2, the one end of second baffle 22 away from kiln body 2 is welded with annular slab 221, make annular slab 221 and second 6 face of gasket contacts.Annular slab 221 can increase the contact surface with the second gasket 6, improve sealing effect.

As shown in Fig. 2, Circle-Array shows some air intake branches 8 in horizontal loops 41, air intake branch 8 is located at kiln hood 1 and first Between baffle 21.Kiln hood 1 is equipped with air flue 7 close to a side lower part of kiln body 2, and air flue 7 is located in horizontal loops 41, it is preferred that this reality Apply stayed in example between kiln hood 1 and kiln body 2 air flue 7 gap be 3 centimetres to 5 centimetres.Gas is passed through in air intake branch 8, is made Positive pressure is formed in the cavity in the left side of first baffle 21, gas enters kiln hood 1 through air flue 7, air flue 7 carried out by gas close three times Envelope, it is possible to reduce material flies out from air flue 7, so as to improve sealing effect.In addition, from the gas that air flue 7 is blown out to the thing that raises up Material has the resistance of a transverse direction, under the effect of gravity, it is possible to reduce material flies out from exhaust outlet 11.

As shown in Fig. 2, kiln hood 1 is stretched into one end that kiln body 2 is located at kiln hood 1, and gap is left in the side opposite with kiln hood 1, In the present embodiment, the length that kiln body 2 is stretched into kiln hood 1 is 5cm.Kiln hood 1 is stretched into one end of kiln body 2, can increase material extremely Stroke between 2 junction of kiln hood 1 and kiln body, can efficiently reduce leakage of the material from kiln hood 1 Yu 2 junction of kiln body.

As shown in Fig. 2, the position that air intake branch 8 is located at the first air inlet 9 is provided with infrared heater 10.Infrared heater 10 can heat the gas for entering kiln hood 1, reduce in kiln hood 1 gas with material is cold and hot cross when condense can Energy property, so as to improve dry mass.

As shown in Figure 1, being provided with ring-shaped guide rail 23 on the outside of 2 both ends of kiln body, roller 101 is provided with the ground, is rolled Wheel 101 coordinates with ring-shaped guide rail 23 allows kiln body 2 to occur freely to rotate.Sliding tooth 24 is also arranged with the outside of kiln body 2, The driving motor 102 coordinated with sliding tooth 24 is provided with the ground, by driving motor 102 and the cooperation of sliding tooth 24 to drive Kiln body 2 rotates.

As shown in Figure 1, being provided with feed inlet 12 in side of the kiln hood 1 away from kiln tail 3, the top of kiln hood 1 is provided with row Air port 11.Side of the kiln tail 3 away from kiln hood 1 is provided with the second air inlet 31, the downside of kiln tail 3 is provided with discharge port 32. One end that wherein kiln body 2 is connected with kiln hood 1 is higher than the one end being connected with kiln tail 3.

Specific implementation process：Driving motor 102 drives sliding tooth 24 to rotate, and sliding tooth 24, which rotates, drives kiln body 2 to rotate；Together When hot wind is blown into kiln body 2 from the second air inlet 31, and discharged from exhaust outlet 11；Hot wind is being blown into kiln body 2 Meanwhile hot wind is also inputted by air intake branch 8, this part hot wind is cut transversely into exhaust outlet 11 and kiln body 2 from air flue 7. Then material to be dried is poured into kiln body 2 from feed inlet 12, is constantly rotated by kiln body 2 and drive material constantly by band The process fallen again to eminence, material can sufficiently be contacted with hot wind, so as to fulfill quick-drying purpose, and due to Kiln body 2 is obliquely installed, thus with kiln body 2 rotate stirring during can also be slowly moved to 3 direction of kiln tail, when Material is discharged when reaching the discharge port 32 of kiln tail 3, and it is continuous drying that such process can realize that material carries out, and improves dry effect Rate.And during kiln body 2 rotates（Its sealing structure is because the both ends of kiln body have and structure is identical, therefore herein with kiln Sealing structure between body 2 and kiln hood 1 illustrates, and kiln tail 3 and the seal operation principle of kiln body 2 are same, do not exist herein Repeat）, the rotation of kiln body 2 drives first baffle 21 and second baffle 22 to rotate together, and the first gasket 5 is due to by pressure strip 51 Effect and being against on the outer wall of kiln body 2 at every moment, the gap between ring-type fixing plate 4 and kiln body 1 is sealed；Together When 221 and second gasket 6 of annular slab between be also constantly in the state of contact, and contact surface is face contact, its contact surface Greatly, and then sealing performance is higher.Exterior air has to pass through the sealing surface between 221 and second gasket 6 of annular slab, then passes through The sealing surface between the first gasket 5 and kiln body 2 is crossed, recrosses the gap of first baffle 21 and horizontal loops 41, Ran Houcong afterwards Air flue 7 could contact after exporting with the material in kiln body 2, and the path during this is more, and be in conflict State, thus leakproofness is preferable.Gas is inputted additionally, due to air intake branch 8 always and is exported from air flue 7, thus makes the first sealing Conflict power bigger between pad 5 and kiln body 2, increases sealing effect, while the granular material in kiln body 2 is not easily accessible sealing The service life of sealing structure is influenced in structure.

This specific embodiment is only explanation to the utility model, it is not the limitation to the utility model, ability Field technique personnel as needed can make the present embodiment the modification of no creative contribution after this specification is read, but As long as all protected in the right of the utility model be subject to Patent Law.

Claims

1. a kind of revolving cylinder dry kiln, including sequentially connected kiln hood (1), kiln body (2) and kiln tail (3), it is characterized in that：

Ring-type fixing plate (4) is arranged with the kiln body (2), the ring-type fixing plate (4) is by horizontal loops (41) and vertical ring (42) form, ring-type fixing plate (4) vertical section is L-shaped, the horizontal loops (41) one end and kiln away from vertical ring (42) Head (1) is welded close to the side of kiln body (2), and the described one end of vertical ring (42) away from horizontal loops (41) is towards kiln body (2)；

Described vertical ring (42) side is provided with the first gasket (5), and the vertical ring (42) passes through spiral shell with the first gasket (5) Tether and connect, the one end of first gasket (5) away from horizontal loops (41) is contradicted with kiln body (2) outer wall；

Kiln body (2) outer wall, which is located between kiln hood (1) and the first gasket (5), is vertically welded with first baffle (21), described Gap is left between first baffle (21) and horizontal loops (41).

2. a kind of revolving cylinder dry kiln according to claim 1, it is characterized in that：First baffle (21) outside diameter and water The difference of flat ring (41) internal diameter is 1 centimetre to 2 centimetres.

3. a kind of revolving cylinder dry kiln according to claim 1, it is characterized in that：First gasket (5) is away from perpendicular The side of straight ring (42) is provided with the pressure strip (51) parallel to vertical ring (42), the first gasket (5) both sides respectively with Vertical ring (42) and pressure strip (51) are bolted to connection.

4. a kind of revolving cylinder dry kiln according to claim 1, it is characterized in that：First gasket (5) is away from water One end of flat ring (41) contradicts with kiln body (2) and is bent to one end away from kiln hood (1).

5. a kind of revolving cylinder dry kiln according to claim 1, it is characterized in that：The is equipped with outside the horizontal loops (41) Two gaskets (6), second gasket (6) extend along away from kiln hood (1) and parallel to the direction of kiln body (2), the kiln body (2) outer wall is welded with second baffle (22), and the second baffle (22) contradicts with the second gasket (6).

6. a kind of revolving cylinder dry kiln according to claim 5, it is characterized in that：The second baffle (22) is away from kiln body (2) one end is welded with annular slab (221), and the annular slab (221) contacts with the second gasket (6) face.

7. a kind of revolving cylinder dry kiln according to claim 1, it is characterized in that：The kiln hood (1) is close to kiln body (2) Side is equipped with air flue (7), and some air intake branches (8) are equipped with the horizontal loops (41).

8. a kind of revolving cylinder dry kiln according to claim 7, it is characterized in that：The air intake branch (8) is located at kiln hood (1) between first baffle (21).

9. a kind of revolving cylinder dry kiln according to claim 8, it is characterized in that：Positioned at the in the air intake branch (8) The position of one air inlet (9) is provided with infrared heater (10).

10. a kind of revolving cylinder dry kiln according to claim 1, it is characterized in that：The kiln body (2) is located at kiln hood (1) One end stretch into kiln hood (1), and gap is left in the side opposite with kiln hood (1).