CN110017685B

CN110017685B - Roller scraper dryer

Info

Publication number: CN110017685B
Application number: CN201910196988.6A
Authority: CN
Inventors: 项裕桥; 钱利军
Original assignee: Ningbo Fareasttech Catalyst Engineering Co ltd
Current assignee: Ningbo Fareasttech Catalyst Engineering Co ltd
Priority date: 2019-03-15
Filing date: 2019-03-15
Publication date: 2020-06-09
Anticipated expiration: 2039-03-15
Also published as: CN110017685A

Abstract

The invention discloses a roller scraper dryer, which comprises a slag collecting device for collecting slag, wherein the slag collecting device comprises a slag collecting hopper, the slag collecting hopper is provided with a pressure valve and a vacuum valve, the pressure valve comprises a pressure valve clack and a pressure rod, the pressure rod is connected with a pressure rotating block which drives the pressure rod to rotate around the axis of the pressure rod, the vacuum valve comprises a vacuum valve clack and a vacuum rod, the vacuum rod is connected with a vacuum rotating block which drives the vacuum rod to rotate around the axis of the vacuum rod, the pressure rotating block and the vacuum rotating block are respectively hinged with a pressure swing rod and a vacuum swing rod, the pressure swing rod and the vacuum swing rod are hinged with the same linkage rod, the connecting point of the pressure rod and the pressure rotating block and the connecting point of the vacuum rod and the vacuum rotating block are parallel to the linkage rod, and the length of the connecting line is equal to the. The invention has the beneficial effects that: the roller scraper dryer can simultaneously operate the pressure valve and the vacuum valve, so that the air pressure in the slag collecting hopper can be conveniently adjusted.

Description

Roller scraper dryer

Technical Field

The invention relates to pentanediamine production equipment, in particular to a roller scraper dryer.

Background

The main uses of pentanediamine include polymer preparation, organic synthesis intermediates, epoxy resin curing agents, and also for biological research. Currently, the biological production of pentanediamine refers to direct fermentation production or production of pentanediamine by decarboxylation of lysine through decarboxylase, and then a target product is obtained by separation from a raw material liquid. Wherein, purification is a key step for separating the target product.

Chinese patent publication No. CN105588407A discloses a drum scraper dryer. The roller scraper dryer comprises a rotary drum barrel, a rotary shaft, a power device, a feed liquid disc, a feed liquid stirring device, a scraper, a feed residue collecting device and a vacuum device which are coaxial. The rotary drum cylinder, the feed liquid disc and the scraper are all positioned in the vacuum device. The material slag collecting device comprises a material slag inlet, a material slag channel, an upper valve, a material slag collecting hopper and a lower valve which are connected in sequence. The slag inlet is positioned at the top of the slag collecting device and is connected with the slag channel. The slag collecting hopper is provided with a pressure regulating valve and a vacuum regulating valve. The slag inlet is positioned at the lower part of the scraper and is used for enabling the scraped slag to fall into the slag collecting device through the slag inlet.

When the roller scraper dryer works, the upper valve is in an open state. When the material is required to be unloaded, the upper valve is closed, the pressure regulating valve is opened, air enters the material slag collecting hopper, the lower valve is opened simultaneously, the air pressure in the material slag collecting hopper is slowly balanced with the outside, the material slag in the material slag collecting hopper can be discharged, the lower valve is closed after the material slag is discharged, the vacuum regulating valve is opened simultaneously, the vacuum is pumped, the air pressure in the material slag collecting hopper is the same as the air pressure in the material slag channel, the upper valve is opened again, and the material slag is continuously collected.

However, the roller scraper dryer needs to operate the pressure regulating valve and the vacuum regulating valve respectively to realize the regulation of the air pressure in the material slag collecting hopper, so that the operation is complicated and needs to be improved.

Disclosure of Invention

The invention aims to provide a roller scraper dryer. The roller scraper dryer can simultaneously operate the pressure valve and the vacuum valve, so that the air pressure in the slag collecting hopper can be conveniently adjusted.

The technical purpose of the invention is realized by the following technical scheme:

a roller scraper dryer comprises a material slag collecting device for collecting material slag, wherein the material slag collecting device comprises a material slag inlet, a material slag channel, an upper valve, a material slag collecting hopper and a lower valve which are sequentially connected, the material slag collecting hopper is provided with a pressure valve and a vacuum valve, the pressure valve comprises a pressure valve clack and a pressure rod connected with the pressure valve clack, the pressure rod is connected with a pressure rotating block driving the pressure rod to rotate around the axis of the pressure rod, the vacuum valve comprises a vacuum valve clack and a vacuum rod connected with the vacuum valve clack, the vacuum rod is connected with a vacuum rotating block driving the vacuum rod to rotate around the axis of the vacuum rod, the pressure rotating block and the vacuum rotating block are respectively hinged with a pressure oscillating rod and a vacuum oscillating rod, the pressure oscillating rod and the vacuum oscillating rod are hinged with the same linkage rod, and a connecting line between the connecting point of the pressure rod and the pressure rotating block and a connecting point of the vacuum rod is parallel to the linkage rod and the length of the connecting line and the lengths are equal.

The invention is further configured to: the pressure rotating disc is fixedly sleeved on the pressure rod, the pressure rotating block is hinged with a pressure pawl, the vacuum rod is fixedly sleeved with a vacuum rotating disc, the vacuum rotating block is hinged with a vacuum pawl, and the pressure rotating disc and the vacuum rotating disc are both provided with ratchets to match the pressure pawl and the vacuum pawl.

The invention is further configured to: the vacuum rotating block is fixedly connected with a vacuum connecting rod, and the vacuum pawl is sleeved with the vacuum connecting rod and can rotate around the axial lead of the vacuum connecting rod.

The invention is further configured to: the ratchet directions of the pressure rotating disk and the vacuum rotating disk are opposite.

The invention is further configured to: the fixed positioning gear who cup joints with the pressure pole that is provided with of sediment collection fill, pressure turning block is connected with and is used for driving pressure turning block pivoted handle, the handle articulates there is the movable card to go into the locating lever of positioning gear, the handle is provided with and acts on the locating lever and goes into the driving piece of positioning gear with drive locating lever card.

The invention is further configured to: the driving piece comprises a driving spring, one end of the driving spring is connected with the handle, and the other end of the driving spring is connected with the positioning rod.

The invention is further configured to: one side of the positioning rod, which is far away from the handle, is provided with a plurality of arc-shaped grooves used for being attached to fingers of a human body.

In conclusion, the invention has the following beneficial effects:

1. the pressure swing rod, the vacuum swing rod and the linkage rod form a parallelogram structure, so that the linkage of the pressure rotating block and the vacuum rotating block is realized. At this time, when one operates the pressure rotary block or the vacuum rotary block, the other driven can be realized. The pressure rotating block can drive the pressure rod to rotate around the axis of the pressure rod, and the vacuum rotating block can drive the vacuum rod to rotate around the axis of the vacuum rod, so that the linkage of the pressure valve clack and the vacuum valve clack is realized, the pressure valve and the vacuum valve can be operated simultaneously, and the air pressure in the slag collecting hopper can be conveniently adjusted;

2. the pressure rotating block drives the pressure rotating disc to rotate through the pressure pawl, the pressure rotating disc drives the pressure rod to rotate, the vacuum rotating block drives the vacuum rotating disc to rotate through the vacuum pawl, and the vacuum rotating disc drives the vacuum rod to rotate;

3. the pressure rotating block is hinged with the pressure pawl through a pressure connecting rod, and the vacuum rotating block is hinged with the vacuum pawl through a vacuum connecting rod;

4. because the ratchets of the pressure rotating disc and the ratchets of the vacuum rotating disc are opposite in reverse direction, if the pressure rotating block rotates in the forward direction, the pressure pawl is driven by the pressure rotating block to drive the pressure rotating disc to rotate so as to drive the pressure rod to rotate, then the vacuum rotating block rotates in the forward direction along with the vacuum rotating block, the vacuum pawl also rotates in the forward direction under the drive of the vacuum rotating block, however, the vacuum rotating disc is fixed, and the vacuum rod is also fixed. When the pressure rotating block rotates reversely, the pressure rod is kept fixed, and the vacuum rod starts to rotate reversely. Finally, the asynchronous rotation of the pressure valve clack and the vacuum valve clack is realized. On the premise of simultaneously operating the pressure valve and the vacuum valve, the actual operation requirements of firstly closing the vacuum valve and then opening the pressure valve and firstly closing the pressure valve and then opening the vacuum valve are met;

5. the positioning rod is clamped into the positioning gear to fix the position of the handle, and the handle is connected with the pressure rotating block, so that the position of the pressure rotating block is fixed, and finally the positions of the pressure valve and the vacuum valve are fixed;

6. the arrangement of the driving spring can enable the positioning rod to be in a state of being clamped into the positioning gear;

7. the arrangement of the arc-shaped groove can facilitate people to hold the positioning rod.

Drawings

FIG. 1 is a schematic structural view in a front view according to an embodiment of the present invention;

FIG. 2 is a schematic left-side view of the vacuum apparatus according to the embodiment of the present invention;

FIG. 3 is a schematic structural view of a slag collecting device according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a slag removing inlet part of a slag collecting device according to an embodiment of the present invention;

FIG. 5 is an enlarged view of area A of FIG. 4;

fig. 6 is an enlarged view of the region B in fig. 4.

Reference numerals: 1. a drum body; 2. a power plant; 3. a feed liquid tray; 4. a scraper; 5. a slag collection device; 6. a vacuum device; 7. a slag inlet; 8. a slag channel; 9. an upper valve; 10. a slag collecting hopper; 11. a lower valve; 12. a pressure valve; 13. a vacuum valve; 14. a pressure valve flap; 15. a pressure lever; 16. a pressure turning disc; 17. a pressure turning block; 18. a pressure connecting rod; 19. a pressure pawl; 20. a ratchet; 21. positioning a gear; 22. a handle; 23. positioning a rod; 24. an arc-shaped slot; 25. a drive spring; 26. a vacuum rod; 27. a vacuum rotating disk; 28. a vacuum turning block; 29. a vacuum connecting rod; 30. a vacuum pawl; 31. a pressure swing rod; 32. a vacuum swing link; 33. a linkage rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a roller scraper dryer comprises a drum body 1, a power device 2 for driving the drum body 1 to rotate, a feed liquid tray 3 for containing feed liquid and located below the drum body 1, a scraper 4 for scraping off feed residues on the drum body 1, a feed residue collecting device 5 for collecting the feed residues, and a vacuum device 6 for wrapping the outside of the drum body 1, the feed liquid tray 3 and the scraper 4 to form a vacuum environment.

Referring to fig. 3, the slag collecting device 5 includes a slag inlet 7, a slag passage 8, an upper valve 9, a slag collecting hopper 10, and a lower valve 11, which are connected in sequence. The slag collecting hopper 10 is provided with a pressure valve 12 and a vacuum valve 13.

Referring to fig. 4 and 5, the pressure valve 12 includes a pressure valve 12 flap and a pressure rod 15 connected to the pressure valve 12 flap. The middle part of the pressure rod 15 is connected with a pressure rotating disc 16 which drives the pressure rod 15 to rotate around the axis of the pressure rod 15. And one end of the pressure rod 15 far away from the valve 12 of the pressure valve is sleeved with a pressure rotating block 17. The pressure rotating block 17 is fixedly connected with a pressure connecting rod 18, the pressure connecting rod 18 is sleeved with a pressure pawl 19, and the pressure pawl 19 can rotate around the axis of the pressure connecting rod 18. The press-rotating disk 16 is provided with ratchet teeth 20 to engage the press pawls 19. The pressure pawl 19 can be engaged by its own weight in the ratchet teeth 20 of the pressure-rotatable disk 16.

Referring to fig. 5, the slag collecting hopper 10 is fixedly provided with a positioning gear 21 sleeved with the pressure rod 15. The pressure rotary block 17 is connected with a handle 22 for driving the pressure rotary block 17 to rotate. The handle 22 is hinged with a positioning rod 23 which is movably clamped into the positioning gear 21. The position of the handle 22 is fixed by clamping the positioning rod 23 into the positioning gear 21, and the handle 22 is connected with the pressure rotating block 17, so that the position of the pressure rotating block 17 is fixed, and finally the positions of the pressure valve 12 and the vacuum valve 13 are fixed. And one side of the positioning rod 23, which is far away from the handle 22, is provided with a plurality of arc-shaped grooves 24 for fitting the fingers of the human body. The arc-shaped groove 24 is arranged to facilitate people to hold the positioning rod 23. A driving spring 25 is provided between the handle 22 and the positioning rod 23, one end of which is connected to the handle 22 and the other end of which is connected to the positioning rod 23. The drive spring 25 is always in a compressed state. The drive spring 25 is provided so that the positioning rod 23 can be engaged with the positioning gear 21.

Referring to fig. 4 and 6, the vacuum valve 13 includes a vacuum valve 13 flap and a vacuum rod 26 connected to the vacuum valve 13 flap. The middle part of the vacuum rod 26 is connected with a vacuum rotary disc 27 which drives the vacuum rod 26 to rotate around the axis of the vacuum rod 26. And the end of the vacuum rod 26 remote from the flap of the vacuum valve 13 is sleeved with a vacuum rotating block 28. The vacuum rotating block 28 is fixedly connected with a vacuum connecting rod 29, the vacuum connecting rod 29 is sleeved with a vacuum pawl 30, and the vacuum pawl 30 can rotate around the axis of the vacuum connecting rod 29. The vacuum rotary disk 27 is provided with ratchet teeth 20 to engage the vacuum pawls 30. The vacuum pawls 30 can be always caught in the ratchet teeth 20 of the vacuum rotary disk 27 by their own weight.

Referring to fig. 4, 5 and 6, the pressure rotating block 17 and the vacuum rotating block 28 are respectively hinged with a pressure swing rod 31 and a vacuum swing rod 32, and the pressure swing rod 31 and the vacuum swing rod 32 are hinged with a same linkage rod 33. The line connecting the pressure bar 15 to the pressure turning block 17 to the vacuum bar 26 to the vacuum turning block 28 is parallel to the linkage bar 33. Meanwhile, the length of the connecting line is equal to that of the linkage rod 33. The ratchet teeth 20 of the vacuum rotary disk 27 and the ratchet teeth 20 of the pressure rotary disk 16 are opposite in direction.

The working process is as follows: when a person needs to close the vacuum valve 13 and then open the pressure valve 12, the person holds the handle 22 and acts on the positioning rod 23 to overcome the acting force of the driving spring 25, so that the positioning rod 23 is withdrawn from the positioning gear 21. Then, the handle 22 is rotated to rotate the pressure rotating block 17 around the axis of the pressure rod 15. At this time, the vacuum rotating block 28 rotates around the axis of the vacuum rod 26 through the transmission of the pressure swing rod 31, the linkage rod 33 and the vacuum swing rod 32. The vacuum lever 26 is rotated by the vacuum rotary block 28 through the cooperation of the vacuum connecting rod 29, the vacuum pawl 30 and the vacuum rotary disk 27, and the vacuum valve 13 is rotated, and the vacuum valve 13 is closed. While the pressure rod 15 remains fixed while the pressure valve 12 is still in the closed state. When the vacuum valve 13 is closed, the handle 22 is rotated reversely, at this time, the pressure rod 15 is rotated along with the pressure rotating block 17 through the cooperation of the pressure connecting rod 18, the pressure pawl 19 and the pressure rotating disk 16, and then the pressure valve 12 is rotated, and the pressure valve 12 is opened. While the vacuum rod 26 remains fixed, with the vacuum valve 13 in a closed state. When the action on the positioning rod 23 is stopped, the positioning rod 23 is engaged with the positioning gear 21 by the driving spring 25, and the pressure valve 12 and the vacuum valve 13 are fixed.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a cylinder scraper blade desiccator, is including being used for collecting material sediment collection device (5) of material sediment, material sediment collection device (5) are including the material sediment entry (7), material sediment passageway (8), go up valve (9), material sediment collection fill (10) and lower valve (11) that connect gradually, material sediment collection fill (10) are provided with pressure valve (12) and vacuum valve (13), characterized by: the pressure valve (12) comprises a pressure valve (12) flap and a pressure rod (15) connected with the pressure valve (12) flap, the pressure rod (15) is connected with a pressure rotating block (17) which drives the pressure rod (15) to rotate around the axial lead of the pressure rod (15), the vacuum valve (13) comprises a vacuum valve (13) flap and a vacuum rod (26) connected with the vacuum valve (13) flap, the vacuum rod (26) is connected with a vacuum rotating block (28) which drives the vacuum rod (26) to rotate around the axial lead of the vacuum rod (26), the pressure rotating block (17) and the vacuum rotating block (28) are respectively hinged with a pressure oscillating bar (31) and a vacuum oscillating bar (32), the pressure oscillating bar (31) and the vacuum oscillating bar (32) are hinged with the same linkage bar (33), the connection point of the pressure rod (15) and the pressure rotating block (17) and the connection point of the vacuum rotating block (26) are parallel to the linkage bar (33) of the connection line, and the length and linkage of the connection line and the linkage line of the connection line between the pressure rod The rods (33) are of equal length;

the pressure rod (15) is fixedly sleeved with a pressure rotating disc (16), the pressure rotating block (17) is hinged with a pressure pawl (19), the vacuum rod (26) is fixedly sleeved with a vacuum rotating disc (27), the vacuum rotating block (28) is hinged with a vacuum pawl (30), and the pressure rotating disc (16) and the vacuum rotating disc (27) are both provided with ratchets (20) to match the pressure pawl (19) and the vacuum pawl (30);

the pressure rotating block (17) is fixedly connected with a pressure connecting rod (18), the pressure pawl (19) is sleeved with the pressure connecting rod (18) and can rotate around the axial lead of the pressure connecting rod (18), the vacuum rotating block (28) is fixedly connected with a vacuum connecting rod (29), and the vacuum pawl (30) is sleeved with the vacuum connecting rod (29) and can rotate around the axial lead of the vacuum connecting rod (29);

the ratchet teeth (20) of the pressure rotating disk (16) and the vacuum rotating disk (27) are opposite in direction.

2. The barrel squeegee dryer of claim 1, wherein: sediment collection fill (10) are fixed to be provided with positioning gear (21) that cup joints with pressure pole (15), pressure turning block (17) are connected with and are used for driving pressure turning block (17) pivoted handle (22), handle (22) articulate has movable card to go into positioning lever (23) of positioning gear (21), handle (22) are provided with and act on positioning lever (23) and go into the driving piece of positioning gear (21) with drive positioning lever (23) card.

3. The barrel squeegee dryer of claim 2, wherein: the driving piece comprises a driving spring (25) of which one end is connected with the handle (22) and the other end is connected with the positioning rod (23).

4. The barrel squeegee dryer of claim 2, wherein: one side of the positioning rod (23) departing from the handle (22) is provided with a plurality of arc-shaped grooves (24) used for being attached to fingers of a human body.