CN209166057U - CDA drying production line - Google Patents

Abstract

The utility model provides a kind of CDA drying production line, it is related to chemical equipment technical field, including centrifuge, dryer and the vibrating screen being connect with dryer, the feed inlet of the discharge port of the centrifuge and the dryer is attached by feeding device, the feeding device includes the first conveyer, elevator and the second conveyor for successively closing connection, and the feeding device further includes the blanking buffer gear and blanking funnel between the discharge port of the centrifuge and the feed end of first conveyer；CDA drying production line provided by the utility model, can be such that CDA solid material is dried under enclosed environment, avoid the problem of causing health threat to personnel and itself be easy agglomeration.

Description

CDA drying production line

Technical field

The utility model belongs to chemical equipment technical field, is to be related to a kind of CDA drying production line more specifically.

Background technique

CDA is the abbreviation of 1,1- cyclohexanediacetic acid, makees drug gabapentin intermediate, is white crystalline powder, right Eyes, respiratory system and skin are irritant.It is mainly dust injury to human injury, personnel are chronically at CDA dust atmosphere In respiratory system can be caused to damage.It needs to be dried CDA mixing liquid in centrifuge in CDA production process and be consolidated Body material, then again dries solid material, finally carries out screening receipts Flexible Container and obtains finished product.

Each equipment that workshop section is dried in current CDA production be in disconnection state, need to rely on manually to solid material into Row transhipment, causes solid material to be exposed in external environment, causes following two problem: first is that causing dust pollution, threatening work People is healthy and safe；Second is that solid material easily agglomerates, the progress of drying course is influenced.

Utility model content

The purpose of this utility model is to provide a kind of CDA drying production lines, it is intended to solve above-mentioned in the prior art ask Topic makes solid material complete drying in self-propagating enclosed environment and obtains finished product.

To achieve the above object, the technical solution adopted in the utility model is to provide a kind of CDA drying production line, including from The feed inlet of scheming, dryer and the vibrating screen connecting with dryer, the discharge port of the centrifuge and the dryer passes through Feeding device is attached, and the feeding device includes the first conveyer, elevator and the second conveyor for successively closing connection；

The feeding device further includes between the discharge port of the centrifuge and the feed end of first conveyer Blanking buffer gear and blanking funnel.

Further, the blanking buffer gear be set on the centrifuge discharge port and first conveyer into The first feeder pipe between material end and the elastic piece stretched out set on the first blanking inside pipe wall and obliquely, the elastic piece Upper end is fixedly connected with the inner wall of first feeder pipe, and lower end is hanging.

Further, the elastic piece be strip and be equipped with it is multiple, the upper end of the elastic piece is fixedly arranged on described first On the circumference of blanking inside pipe wall sustained height, the lower end of the elastic piece is intersected at the central axes of first feeder pipe.

Further, the elastic piece is strip and is equipped with multiple, length of the elastic piece along first feeder pipe Degree direction helical form is set on the inner wall of first feeder pipe.

Further, the blanking funnel be located at first feeder pipe lower end and first conveyer feed end it Between, the blanking funnel is connected to first feeder pipe, the lower end of the import of the blanking funnel and first feeder pipe Opening is tightly connected, and the outlet of the blanking funnel is tightly connected with the feed end of first conveyer.

Further, the import of the blanking funnel is equipped with sealing cover, the edge of the sealing cover and the blanking funnel Inlet side along being tightly connected, the sealing cover center is equipped with feed opening, the edge of the feed opening and first feeder pipe Lower end rim seal connection.

Further, first conveyer is drag conveyor.

Further, the draft mechanism for collecting dust, the draft mechanism are equipped at the feed inlet of the dryer Blower including the pipeline and the pipeline other end that are connected at the dryer feeding mouth.

The beneficial effect of CDA drying production line provided by the utility model is: the discharge port of centrifuge and dryer Feed inlet is closed by conveying device and is connected, and the solid material of CDA is transported in closed environment from the discharge port of centrifuge The feed inlet of dryer, prevented solid material be externally exposed in environment to personnel cause health threat and itself be easy knot The problem of block；It is also saved manually by the conveying that artificial conveyance is changed to conveying device automation, improves efficiency；Conveying device pair The solid material of output has the effect of dividing equally in centrifuge, so that the uniform feeding at dryer is realized, with artificial concentration It largely feeds intake compared to the qualities of drying finished product are improved, makes to dry finished product and more disperse and uniform；Blanking buffer gear can be prevented The solid material of the weight in wet base only fallen from the discharge port of centrifuge causes to impact to the component of lower section, and loose-parts is caused to influence envelope Closing property；Blanking funnel can guarantee that solid material smoothly enters in the first conveyer from the feed end of the first conveyer.

Detailed description of the invention

Fig. 1 is the composition schematic diagram of CDA drying production line provided by the embodiment of the utility model；

Fig. 2 is the schematic diagram that elastic piece provided by the embodiment of the utility model is set to the first blanking inside pipe wall；

Fig. 3 is that multiple elastic pieces provided by the embodiment of the utility model are set to the first same circumferential height of blanking inside pipe wall Top view；

Fig. 4 is the signal that multiple elastic piece helical forms provided by the embodiment of the utility model are set to the first blanking inside pipe wall Figure；

Fig. 5 is blanking funnel structural schematic diagram provided by the embodiment of the utility model.

In figure: 1, centrifuge, the 2, first feeder pipe, 3, blanking funnel, the 4, first conveyer, 5, elevator, 6, second is defeated Send machine, the 7, second feeder pipe, 8, draft mechanism, 9, dryer, 10, third feeder pipe, 11, third conveyer, the 12, the 4th blanking Pipe, 13, vibrating screen, 14, discharge nozzle, 21, elastic piece, 31, sealing cover.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

As shown in Figure 1, existing be illustrated CDA drying production line provided by the utility model.The CDA drying production line Including centrifuge 1, dryer 9 and the vibrating screen 13 being connect with dryer 9, the discharge port of centrifuge 1 and the feed inlet of dryer 9 It is attached by feeding device, the feeding device includes the first conveyer 4, the elevator 5 and second for successively closing connection Conveyer 6；The feeding device further includes the blanking between the discharge port of centrifuge 1 and the feed end of the first conveyer 4 Buffer gear and blanking funnel 3.Specifically, elevator 5 is bucket elevator, second conveyor 6 is screw conveyor, and second is defeated It send and is connected between machine 6 and dryer 9 by the second feeder pipe 7, bucket elevator, screw conveyor and the second feeder pipe 7 are existing There is the mature application in technology.In general, in the prior art, the equipment after dryer 9 further includes under the third set gradually Expects pipe 10, third conveyer 11, the 4th feeder pipe 12, vibrating screen 13 and discharge nozzle 14.The feed inlet connection upstream of centrifuge 1 is raw Producing line, the CDA solidliquid mixture that production upstream line generates obtain solid material by drying in centrifuge 1, and solid material is successively Pass through the laggard of blanking buffer gear, blanking funnel 3, the first conveyer 4, elevator 5, second conveyor 6 and the second feeder pipe 7 Enter dryer 9, after solid material completion drying successively after third feeder pipe 10, third conveyer 11 and the 4th feeder pipe 12 Into vibrating screen 13, the solid material after the screening of vibrating screen 13 is discharged and is received from discharge nozzle 14 Flexible Container, completes CDA's Dry production process.

The beneficial effect of CDA drying production line provided by the utility model is, the discharge port and dryer 9 of centrifuge 1 Feed inlet by the closed connection of conveying device, the solid material of CDA is defeated from the discharge port of centrifuge 1 in closed environment Be sent to the feed inlet of dryer 9, prevented solid material be externally exposed in environment to personnel cause health threat and itself The problem of being easy agglomeration；It is also saved manually by the conveying that artificial conveyance is changed to conveying device automation, improves efficiency；Conveying Device has the effect of dividing equally to the solid material of output in centrifuge 1, so that the uniform feeding at dryer 9 is realized, with people The concentration of work largely feeds intake compared to the qualities of drying finished product are improved, and makes to dry finished product and more disperse and uniform.Blanking buffer The solid material for the weight in wet base that structure can prevent the discharge port from centrifuge 1 from falling causes to impact to the component of lower section, leads to part Loosening influences closure；Blanking funnel 3 can guarantee that solid material smoothly enters the first conveying from the feed end of the first conveyer 4 In machine 4.The effect of first conveyer 4 is the feed end that solid material is transported to elevator 5 from the discharge port of centrifuge 1；It mentions The effect for rising machine 5 is that solid material is carried out elevated height, so that solid material be made to be dried to screening by self gravity completion Subsequent handling between flowing, in a specific embodiment, solid material is promoted to three layers of workshop by elevator 5, drying Machine 9 is located at two layers of workshop, and vibrating screen 13 is located at one layer of workshop, and the discharge nozzle 14 connecting with vibrating screen 13 also is located at one layer of workshop, Finished product collects packing at discharge nozzle 14, and discharge nozzle 14 is located at one layer of workshop being capable of convenient transportation；The effect of second conveyer 6 is Solid material is transported to the feed inlet of dryer 9 from the discharge end of elevator 5.

Further, as depicted in figs. 1 and 2, as a kind of specific reality of CDA drying production line provided by the utility model Mode is applied, under the blanking buffer gear is first between the discharge port of centrifuge 1 and the feed end of the first conveyer 4 Expects pipe 2 and inner wall and the elastic piece 21 that stretches out obliquely set on the first feeder pipe 2, the upper end of elastic piece 21 and the first feeder pipe 2 inner wall is fixedly connected, and lower end is hanging.Have between the discharge port of centrifuge 1 and the feed end of the first conveyer 4 certain high Degree, and solid material at this time is dampness heavier-weight, so solid material can be right when falling from the discharge port of centrifuge 1 The component of lower section generates impact, causes noise and vibration, if things go on like this, is easy to loosen by the part at impact, so as to cause envelope It closes not tight.Elastic piece 21 can elastic bending the solid material fallen from 1 discharge port of centrifuge is delayed as buffer unit It rushes and breaks up, reduce impact of the solid material to bottom device.The lower the setting height of elastic piece 21 the better, in general, elastic Piece 21 is set to the bottom end vicinity of the first feeder pipe 2.

Further, as shown in Figures 2 and 3, as a kind of specific reality of CDA drying production line provided by the utility model Apply mode, elastic piece 21 is strip and is equipped with multiple, and the upper end of elastic piece 21 is fixedly arranged on 2 inner wall sustained height of the first feeder pipe Circumference on, the lower end of elastic piece 21 is intersected at the central axes of the first feeder pipe 2.Multiple elastic pieces 21 can be comprehensive cover The channel cross-section of the first feeder pipe of lid 2, preferably buffers the solid material fallen.

Further, as shown in Figure 2 and Figure 4, elastic piece 21 be strip and be equipped with it is multiple, elastic piece 21 is along the first blanking The length direction helical form of pipe 2 is set on the inner wall of the first feeder pipe 2.Specifically, the helical form at least has rotated 360 Degree, the channel cross-section of the first feeder pipe of covering 2 that can be comprehensive.Spiral helicine setting can preferably carry out solid material It breaks up, further decreases impact of the solid material to lower part.

Further, as shown in Figure 1 and Figure 5, as a kind of specific reality of CDA drying production line provided by the utility model Mode is applied, blanking funnel 3 is located between the lower end of the first feeder pipe 2 and the feed end of the first conveyer 4, blanking funnel 3 and The lower ending opening of the connection of one feeder pipe 2, the import of blanking funnel 3 and the first feeder pipe 2 is tightly connected, the outlet of blanking funnel 3 It is tightly connected with the feed end of the first conveyer 4.If the lower end of the first feeder pipe 2 directly connects with the feed end of the first conveyer 4 It connects, the material channel section of junction is smaller, and solid material is easy to squeeze to be deposited in junction and can not be successfully to fall into the first conveying In machine 4.Blanking funnel 3 can make solid material be piled into inverted cone shape, and the opening on inverted cone shape upper layer is larger to have more solid Material, solid material herein can generate pressure to the solid material of junction, to guarantee that solid material can smoothly enter into the In one conveyer 4.

Further, as shown in figure 5, a kind of specific embodiment party as CDA drying production line provided by the utility model Formula, the import of blanking funnel 3 are equipped with sealing cover 31, and the edge of sealing cover 31 and the inlet side of blanking funnel 3 are close along sealed connection 31 centers are covered equipped with feed opening, the edge of feed opening is connect with the lower end rim seal of the first feeder pipe 2.The work of sealing cover 31 With being sealed to blanking funnel 3 and the connection of the first feeder pipe 2, guarantee that solid material is in enclosed environment.In general, The edge of feed opening and the lower end edge of first feeder pipe 2 are attached in the form of welding, sealing cover 31 and blanking Funnel 3, which can be integrally formed, can also be used the form of welding and is attached.

Further, a kind of specific embodiment as CDA drying production line provided by the utility model, the first conveying Machine 4 is drag conveyor.Drag conveyor is application mature in the prior art.Solid material at first conveyer 4 is just The output from centrifuge 1, it is more moist, it is easy agglomeration.Drag conveyor, which can be avoided a large amount of moist solids material agglomerations, to be caused The case where first conveyer 4 blocks occurs.

Further, as shown in Figure 1, a kind of specific embodiment party as CDA drying production line provided by the utility model Formula, is equipped with the draft mechanism 8 for collecting dust at the feed inlet of dryer 9, draft mechanism 8 include be connected to dryer 9 into The blower of pipeline and the pipeline other end at material mouth.Dryer 9 can generate dust during the work time and overflow from feed inlet. The effect of draft mechanism 8 is the generation negative pressure at the feed inlet of dryer 9, is collected to above-mentioned dust, prevents its diffusion from making At pollution.In general, factory is equipped with dust centralized processing system, the dust that production line generates everywhere is collected by induced draught system Dust centralized processing system is handled.Draft mechanism 8 is a part of above-mentioned induced draught system.In addition, gas in draft mechanism 8 The flowing of stream be it is two-way, when 9 blowing of dryer, negative pressure is generated in dryer 9, gas flows into drying from draft mechanism 8 In machine 9.

The discharge port of centrifuge and the feed inlet of dryer of the CDA drying production line of the utility model pass through conveying device Closed connection, the solid material of CDA are transported to the feed inlet of dryer in closed environment from the discharge port of centrifuge, Du Solid material is externally exposed in environment the problem of causing health threat to personnel and itself be easy agglomeration absolutely；By artificial defeated It send the conveying for being changed to conveying device automation to also save manually, improves efficiency；Conveying device consolidates output in centrifuge Body material has the effect of dividing equally, to realize the uniform feeding at dryer, is promoted compared with artificial concentration largely feeds intake The quality of drying finished product makes to dry finished product and more disperse and uniform；Blanking buffer gear can prevent the discharging from centrifuge The solid material for the weight in wet base that mouth is fallen causes to impact to the component of lower section, and loose-parts is caused to influence closure；Blanking funnel energy Enough guarantee that solid material smoothly enters in the first conveyer from the feed end of the first conveyer.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (8)

1.CDA drying production line, including centrifuge, dryer and the vibrating screen being connect with dryer, it is characterised in that: it is described from The feed inlet of the discharge port of scheming and the dryer is attached by feeding device, and the feeding device includes successively closing The first conveyer, elevator and the second conveyor of connection；

The feeding device further includes falling between the discharge port of the centrifuge and the feed end of first conveyer Expect buffer gear and blanking funnel.

2. CDA drying production line as described in claim 1, it is characterised in that: the blanking buffer gear be set on it is described from The first feeder pipe between the discharge port of scheming and the feed end of first conveyer and it is set to the first blanking inside pipe wall And the elastic piece stretched out obliquely, the upper end of the elastic piece are fixedly connected with the inner wall of first feeder pipe, lower end is hanging.

3. CDA drying production line as claimed in claim 2, it is characterised in that: the elastic piece be strip and be equipped with it is multiple, The upper end of the elastic piece is fixedly arranged on the circumference of the first blanking inside pipe wall sustained height, and the lower end of the elastic piece crosses At the central axes of first feeder pipe.

4. CDA drying production line as claimed in claim 2, it is characterised in that: the elastic piece be strip and be equipped with it is multiple, The elastic piece is along the inner wall that the length direction helical form of first feeder pipe is set to first feeder pipe.

5. such as the described in any item CDA drying production lines of claim 2 to 4, it is characterised in that: the blanking funnel is located at described Between first feeder pipe lower end and the feed end of first conveyer, the blanking funnel is connected to first feeder pipe, The lower ending opening of the import of the blanking funnel and first feeder pipe is tightly connected, the outlet of the blanking funnel with it is described The feed end of first conveyer is tightly connected.

6. CDA drying production line as claimed in claim 5, it is characterised in that: the import of the blanking funnel is equipped with sealing cover, For the inlet side of the edge of the sealing cover and the blanking funnel along being tightly connected, the sealing cover center is equipped with feed opening, institute The edge for stating feed opening is connect with the lower end rim seal of first feeder pipe.

7. CDA drying production line as described in claim 1, it is characterised in that: first conveyer is drag conveyor.

8. CDA drying production line as described in claim 1, it is characterised in that: be equipped with and be used at the feed inlet of the dryer The draft mechanism of dust is collected, the draft mechanism includes the pipeline and the pipeline being connected at the dryer feeding mouth The blower of the other end.