CN104724410B - Discharging mechanism of countercurrent cooler - Google Patents

Abstract

The invention relates to countercurrent coolers, in particular to a discharging mechanism of a countercurrent cooler. The technical scheme includes that the discharging mechanism of the countercurrent cooler comprises a frame (1) externally, upper plates (2) and lower plates (3) which are inclined are fixedly connected in the frame (1) and form discharging ports (11), a discharging pipe (4) is arranged at the lower end of each discharging port (11) and provided with at least two rows of holes, each two adjacent holes are isolated by a stop plate (12), two ends of each discharging pipe (4) are fixedly connected to the frame (1) through bearings (8), and one end of each discharging pipe (4) penetrates through the frame to be connected with the power output end of a motor (5). By the aid of the technical scheme, the discharging mechanism of the countercurrent cooler has the advantages that material layer thickness can be adjusted on line, ventilation area is large, cooling efficiency is high and cooled materials are less prone to breakage.

Description

Counterflow cooler discharge mechanism

Technical field

The present invention relates to counterflow cooler, more particularly to a kind of counterflow cooler discharge mechanism.It is mainly used in inverse The discharge of streaming cooler.Present invention is mainly used for the discharge of counterflow cooler, processed the invention belongs to cooling device manufacture Technical field.

Background technology

Counterflow cooler is the most frequently used cooling device.Its cardinal principle：Air outside cooler by the bed of material from Through so as to be reached for the purpose of material cooling on down.Existing counterflow cooler is mainly by upper and lower material position come the row of control Material, such as China Patent Publication No.：CN102980339A, when material reaches upper material position, the discharge mechanism of cooler is opened, material Discharge mechanism is closed when being put into lower material position, and such words material cool time internally is different, so as to cause cooling The cooling effect of device is uneven, and cooling effectiveness is not high.Separately, existing slide valve type discharging mechanism, such as Chinese patent notification number： CN2203819Y, relies primarily on moving horizontally for activity box and realizes discharge, easily causes material and crushes.Additionally, existing impeller Formula discharge mechanism, such as Chinese patent notification number CN200962832Y, its blade for passing through refuse rotor extension realize discharge, also exist Problem：1st, material is easily broken；2nd, discharge space is limited by height of baffle plate and shaft diameter, holds if the too high baffle plate of baffle plate It is yielding, if the too low actual working space of baffle plate is with regard to very little, it is necessary to rotating speed higher；3rd, when needing to close Wait, it is desirable to blade and plate accurate alignment above, in addition it is also necessary to the artificial length for going to adjust plank.

The content of the invention

The object of the invention one is directed to deficiency of the prior art, there is provided a kind of novel reverse streaming cooler discharge mechanism, Its purpose to be realized：Energy on-line control thickness of feed layer, draught area is big, and cooling effectiveness is high, and cooling material is non-breakable.

To achieve the above object, the present invention uses following technical scheme：A kind of counterflow cooler discharge mechanism, outside it It is made up of framework, upper plate and lower plate is connected with framework, inclined upper plate and lower plate constitutes discharge gate, and discharge gate lower end is provided with row Expects pipe, the two ends of drainage conduit are fixed on framework by bearing, and drainage conduit one end through framework and defeated with the power of motor Go out end connection, wherein：The drainage conduit 4 is provided with least two rounds, and is isolated with baffle plate between adjacent holes.

Further, the drainage conduit is provided with a row 1# holes and a row 2# holes.

Further, projection, the 2# hole of the 1# holes on drainage conduit central cross-section are on drainage conduit central cross-section Projection and the discharge tube hub between angle be a, 90 °≤a≤180 °.

Further, it is characterised in that：The 1# holes and 2# holes are staggered.

Further, the upper plate is provided with the upper plate of passage.

Further, the lower plate is provided with the lower plate of passage.

Further, there is gap between the upper plate and lower plate.

Further, described drainage conduit one end through framework is provided with sprocket wheel, and the clutch end of the motor passes through chain It is connected with sprocket wheel.

Using the beneficial effect after above-mentioned technical proposal：

1st, the present invention uses drainage conduit mode discharge, can realize continuous pulp discharge, solves material cool time and inconsistent asks Topic.It is preferred that two rounds, convenient control cooling discharge effect.

2nd, drainage conduit speed of the present invention is adjustable, it is ensured that the regulation under different production capacities, and solving existing cooler can not On-line control problem.

3rd, material of the present invention is entered in pipe, is excluded again after rotation, and first, in the absence of broken problem；Secondth, tube interior All for conveying material, do not limited by baffle plate, much bigger than roller type in space；3rd, when needing to close, discharge Pipe only needs to go to the position without perforate, and drainage conduit is in itself circular, it is easy to which the baffle plate with top forms sealing structure, Material leakage is not had, and is easily realized.

4th, when 1# holes of the invention and 2# holes are staggered in special angle, charging hole and discharge opening, i.e.,：1# holes and 2# holes Center line is not located at when on same vertical line, and discharge effect is good, it is easier to control discharge effect.

5th, inclined upper plate of the invention or lower plate set passage, and breathing area is big, improves cooling effect.Between upper and lower plate Gap can improve cooling effect, even if ventilate hole plug after still work.

6th, the present invention uses chain gear transmission, convenient that multiple drainage conduits are controlled simultaneously using a motor.

The present invention realizes on-line control thickness of feed layer, and draught area is big, and cooling effectiveness is high, and cooling material is difficult brokenly It is broken.

Brief description of the drawings

Fig. 1 is tomograph of the present utility model；

Fig. 2 is the overlooking structure figure of Fig. 1；

Fig. 3 is the A-A sectional views of Fig. 2；

Fig. 4 is the front view of part 4 in Fig. 1；

Fig. 5 is the overlooking structure figure of Fig. 4；

Fig. 6 is working state figure of the present utility model；

Fig. 7 is the first sectional view of the B-B of Fig. 4；

Fig. 8 is second sectional view of B-B of Fig. 4；

Fig. 9 is the third sectional view of the B-B of Fig. 4；

Figure 10 is the schematic three dimensional views of part 4 in Fig. 7；

Figure 11 is the schematic three dimensional views of part 4 in Fig. 8；

Figure 12 is the schematic three dimensional views of part 4 in Fig. 9；

Figure 13 is the C-C sectional views of Fig. 5；

Figure 14 is the F-F sectional views of Fig. 5；

Figure 15 is figure of the part 4 positioned at closed mode in Figure 14；

Figure 16 is figure of the part 4 positioned at discharge state in Figure 14；

Figure 17 is the partial enlarged drawing of Figure 13；

Figure 18 is the graphics of part 4 in Fig. 1.

In figure：1st, framework, 2, upper plate, 3, lower plate, 4, drainage conduit, 4-1,1# hole, 4-2,2# hole, 5, motor, 6, sprocket wheel, 7, Chain, 8, bearing, 9, material, 10, air-flow, 11, discharge gate, 12, baffle plate, a, angle, S, gap, P, material movement direction.

Specific embodiment

Below in conjunction with the accompanying drawings and specific embodiment, the present invention is described in more detail.

Embodiment

As shown in Fig. 1,2,3,4,5, a kind of counterflow cooler discharge mechanism, it is framework 1 that it is outside, affixed in framework 1 There are inclined upper plate 2 and inclined lower plate 3, inclined upper plate 2 and inclined lower plate 3 constitute several discharge gates 11, each row The lower end of material mouth 11 is provided with drainage conduit 4；Drainage conduit 4 is provided with 2 rounds, is an a row 1# hole 4-1 and row 2# hole 4-2；Such as Figure 13, 14th, shown in 17,18, isolated with baffle plate 12 between adjacent holes, each hole forms independent input and output material hole disconnected with each other；Discharge The two ends of pipe 4 are fixed on framework 1 by bearing 8, and the clutch end of motor 5 is connected with the drainage conduit one end through framework, Motor 5 drives drainage conduit 4 to rotate.Certainly, member of ordinary skill on the basis of the above also can be using 3 rows or more round, each hole shape Into independent input and output material hole disconnected with each other.

In actual use, inventor on aforementioned base it is further proposed that：1# holes 4-1 is on drainage conduit central cross-section Projection and discharge tube hub on drainage conduit central cross-section of projection, 2# holes 4-2 between angle be a, 90 °≤a≤180 °.

Illustrate：

As shown in Fig. 7,10, projection, 2# hole 4-2s of the 1# holes 4-1 on drainage conduit central cross-section are in drainage conduit central cross-section On projection and discharge tube hub between angle be a, a be 90 °；

As shown in Fig. 8,11, projection, 2# hole 4-2s of the 1# holes 4-1 on drainage conduit central cross-section are in drainage conduit central cross-section On projection and discharge tube hub between angle be a, a is 120 °；

As shown in Fig. 9,12, projection, 2# hole 4-2s of the 1# holes 4-1 on drainage conduit central cross-section are in drainage conduit central cross-section On projection and discharge tube hub between angle be a, a is 180 °.

For convenience of control discharge effect, as shown in Fig. 4,5,10,11,12,13,17, inventor is in aforementioned base enterprising Step is proposed：The 1# holes 4-1 and 2# hole 4-2 is staggered.Ensure that the material on whole axial direction can discharged, the row of being easily controlled Material.

Be improve cooling effect, inventor on aforementioned base it is further proposed that：Passage is set on upper plate 2；Set in lower plate 3 Passage.Separately, there is gap S between upper plate 2 and lower plate 3, air-flow 10 can be by above-mentioned passage and gap S, even if in passage After blocking, discharge mechanism still can work.

To realize：Multiple drainage conduits are controlled simultaneously using a motor.As shown in figure 1, inventor is in foregoing base On plinth it is further proposed that：1# sprocket wheels 6 are equipped with through drainage conduit one end of framework, the clutch end of motor 5 is also provided with 2# chains Wheel, is wound with chain 7 between 1# sprocket wheels 6 and 2# sprocket wheels.Such motor 5 drives 2# sprocket wheels, 2# sprocket wheels to drive multiple 1# by chain 7 Sprocket wheel 6 rotates, and finally realizes multiple drainage conduit rotations.

During normal work, as shown in Fig. 6,15,16,17, material 9 is stepped into inside cooler, when material 9 upper plate 2, Reached in lower plate 3 and drainage conduit 4 after certain thickness, motor 5 drives drainage conduit 4 to rotate, when 1# holes 4-1 or 2# holes 4-2 rotates During to 11 position of discharge gate, material 9 enters in 1# holes 4-1 or 2# holes 4-2 along material movement direction P under gravity, discharge Pipe 4 continue under the driving of motor 5 rotation, when 1# holes 4-1 or 2# holes 4-2 rotate to it is opening down when, material 9 is in Action of Gravity Field It is lower to discharge 1# holes 4-1 or 2# hole 4-2 along material movement direction P.In said process, air-flow 10 can from bottom to top through upper plate 2, under Plate 3 and drainage conduit 4 are cooled down to material 9.When needing drainage conduit 4 to close, the sensor being arranged on framework can be according to row The position control motor 5 of expects pipe 4 is rotated to specified location, and now, 1# holes 4-1 or 2# holes 4-2 are not connected with discharge gate 11, is relied on Drainage conduit 4 realizes closing.

The invention is not restricted to above-described embodiment, the technical scheme that all use equivalents or equivalence replacement are formed belongs to this The claimed scope of invention.

Claims (8)

1. a kind of counterflow cooler discharge mechanism, is made up of outside it framework (1), be connected with framework (1) upper plate (2) and under Plate (3), inclined upper plate and lower plate constitute discharge gate (11), and discharge gate (11) lower end is provided with drainage conduit (4), drainage conduit (4) Two ends are fixed on framework (1) by bearing (8), and drainage conduit (4) one end through framework and with the power output of motor (5) End connection, it is characterised in that：The drainage conduit (4) is provided with least two rounds, and is isolated with baffle plate (12) between adjacent holes.

2. counterflow cooler discharge mechanism according to claim 1, it is characterised in that：The drainage conduit (4) is provided with One row 1# holes (4-1) and a row 2# holes (4-2).

3. counterflow cooler discharge mechanism according to claim 2, it is characterised in that：The 1# holes (4-1) are in discharge Between the projection and the discharge tube hub of projection, the 2# holes (4-2) on tube hub section on drainage conduit central cross-section Angle be a, 90 °≤a≤180 °.

4. counterflow cooler discharge mechanism according to claim 2, it is characterised in that：The 1# holes (4-1) and 2# holes (4-2) is staggered.

5. counterflow cooler discharge mechanism according to claim 1, it is characterised in that：The upper plate (2) is provided with leading to The upper plate of stomata.

6. counterflow cooler discharge mechanism according to claim 1, it is characterised in that：The lower plate (3) is provided with leading to The lower plate of stomata.

7. counterflow cooler discharge mechanism according to claim 1, it is characterised in that：Have between the upper plate and lower plate Gap.

8. counterflow cooler discharge mechanism according to claim 1, it is characterised in that：Through the drainage conduit (4) of framework One end is provided with sprocket wheel (6), and the clutch end of the motor (5) is connected by chain (7) with sprocket wheel (6).