CN217494679U - Wet preparation system of ceramic fiber tube - Google Patents

Abstract

The utility model discloses a wet process preparation system of ceramic fiber pipe relates to the preparation facilities technical field of ceramic fiber pipe. Set up helical blade and rotary cutter in the water conservancy pulping bucket of this system, helical blade plays the stirring effect, ceramic fiber cotton and other impurity are further smashed to the bottom rotary cutter, the screen cloth plays the filter effect, discharge the thick liquid that will meet the requirements to the chute in, the chute carries out the stationary flow to the thick liquid, guarantee that the thick liquid concentration is even as far as possible, when carrying out the slip casting, the intermediate layer of mould is evenly filled to the thick liquid, guarantee that product intensity everywhere is unanimous, the performance of product has been improved, adopt centrifugal forming machine to dewater, greatly reduced the moisture of ceramic fiber pipe body, time has been saved for follow-up drying, and the production efficiency is improved.

Description

Wet preparation system of ceramic fiber tube

Technical Field

The utility model relates to a preparation facilities technical field of ceramic fibre pipe especially relates to a wet process preparation system of ceramic fibre pipe.

Background

The ceramic fiber tube is made by using ceramic fiber as main material and through crushing, stirring and adding adhesive. The heat-insulating refractory material obtained by molding, dehydrating and drying the die has the advantages of light weight, high hardness, low thermal conductivity, high temperature resistance, long service life and the like, and has good machining performance.

Chinese patent publication No. CN113134893A discloses a method for preparing a ceramic fiber filter tube for high-temperature flue gas purification, which comprises premixing water and chemicals, adding ceramic fiber, stirring and pulping to obtain slurry, injecting the slurry into a mold, vacuum filtering to remove water, and drying and curing to obtain the ceramic fiber filter tube. This scheme adopts the vacuum filtration mode dehydration, and the dehydration effect is relatively poor, and consequently, the product after the dehydration needs drying time longer, has reduced production efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a wet process preparation system of ceramic fibre pipe changes the dehydration mode, shortens drying time, improves production efficiency.

In order to realize the technical purpose, the utility model adopts the following scheme: the wet preparation system of the ceramic fiber pipe comprises a hydraulic pulping barrel, a launder, a buffer tank, a grouting pipe and a centrifugal forming machine, wherein a cotton crushing mechanism is fixed at the bottom of the hydraulic pulping barrel and comprises a rotating shaft, a helical blade and a rotary cutter, the helical blade is fixed on the side wall of the rotating shaft, and the rotary cutter is fixed at the lower end part of the rotating shaft; the bottom of the drum around the rotating shaft is of a screen structure, a middle box of the hydraulic pulping drum is fixed below the screen structure, the side wall of the middle box is communicated with one end of a launder through a pipeline, the other end of the launder is of a side opening structure, and the side opening of the launder is positioned above the buffer box; the buffer box is upper end open structure, is provided with stirring paddle leaf in the buffer box, buffer box and slip casting pipe intercommunication, and the export of slip casting pipe is arranged in centrifugal forming machine's slip casting mouth.

Compared with the prior art, the beneficial effects of the utility model reside in that: set up helical blade and rotary cutter in the water conservancy pulping bucket of this system, helical blade plays the stirring effect, ceramic fiber cotton and other impurity are further smashed to the bottom rotary cutter, the screen cloth plays the filter effect, discharge the thick liquid that will meet the requirements to the chute in, the chute carries out the stationary flow to the thick liquid, guarantee that the thick liquid concentration is even as far as possible, when carrying out the slip casting, the intermediate layer of mould is evenly filled to the thick liquid, guarantee that product intensity everywhere is unanimous, the performance of product has been improved, adopt centrifugal forming machine to dewater, greatly reduced the moisture of ceramic fiber pipe body, time has been saved for follow-up drying, and the production efficiency is improved.

The utility model discloses an optimal scheme does:

the device also comprises a preheating barrel and a rubber adding pipe, wherein the preheating barrel is communicated with the inlet end of the rubber adding pipe, and the outlet end of the rubber adding pipe extends into the hydraulic pulping barrel.

The wall of the chute is connected with vertical slots which are symmetrically arranged, and baffles are inserted in the vertical slots.

The baffle is multistage baffle, along the thick liquid flow direction, the lower terminal surface of baffle reduces gradually.

The side wall of the hydraulic pulping barrel is annularly connected with a spoiler which forms reverse flow with the helical blade, and the stirring effect is better.

Drawings

Fig. 1 is a schematic structural diagram of a wet preparation system for ceramic fiber tubes according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a hydraulic pulping barrel according to an embodiment of the present invention;

fig. 3 is a schematic top view of a hydraulic pulping barrel according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a launder according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a centrifugal forming machine according to an embodiment of the present invention;

labeled as: 1. a barrel body; 2. screening a screen; 3. a rotating shaft; 4. a helical blade; 5. rotating a cutter; 6. a spoiler; 7. an intermediate box; 8. a pulp outlet pipe; 9. a drive motor; 10. a support; 11. a first pulley; 12. a second pulley; 13. a drive belt; 14. a launder; 15. a buffer tank; 16. a stirring paddle; 17. grouting pipes; 18. a frame; 19. a shield; 20. a die mounting plate; 21. forming a mold; 22. a water return pipe; 23. a water collection tank; 24. a drain pipe; 25. and a baffle plate.

Detailed Description

The present invention will be described in detail with reference to the following embodiments in order to fully understand the objects, features and functions of the present invention, but the present invention is not limited thereto.

As shown in figure 1, the utility model provides a wet process preparation system of ceramic fiber pipe comprises water conservancy slurrying bucket, chute 14, baffle-box 15, slip casting pipe 17 and centrifugal forming machine etc..

As shown in fig. 2 and 3, the hydraulic pulping barrel comprises a barrel body 1, a broken cotton stirring mechanism, a screen 2, a middle box 7, a driving motor 9, a first belt pulley 11, a second belt pulley 12, a transmission belt 13, a support 10 and the like, wherein the upper end of the barrel body 1 is of an open structure, the screen 2 is fixed on the bottom surface of the barrel body 1, the barrel body 1 below the screen 2 is connected with the middle box 7, and the side wall of the middle box 7 is connected with a pulp outlet pipe 8. The lower end of the intermediate box 7 is fixed to a bracket 10.

Still be equipped with driving motor 9 on the support 10, the output shaft of driving motor 9 passes support 10 and links with second belt pulley 12 key, and second belt pulley 12 passes through driving belt 13 and is connected with first belt pulley 11, and first belt pulley 11 is connected with garrulous cotton rabbling mechanism.

Garrulous cotton rabbling mechanism comprises helical blade 4, rotary cutter 5 and rotation axis 3, and 3 one ends of rotation axis are linked with 11 keys of first belt pulley, and the other end of rotation axis 3 passes support 10, middle box 7 and screen cloth 2 extend to 1 well upper portion of staving, and 3 lateral walls of rotation axis that are located staving 1 are fixed with helical blade 4 from top to bottom, and 3 lateral walls hoop equipartitions of rotation axis of helical blade 4 below have a plurality of rotary cutter 5, and rotary cutter 5 is located the upside of screen cloth 2. A plurality of spoilers 6 are circumferentially and uniformly distributed on the inner wall of the barrel body 1, and the spoilers 6 are of a long strip plate structure.

As shown in fig. 4, the chute 14 is a rectangular parallelepiped slot structure with an open upper end, and vertical slots symmetrically arranged are fixed on the inner side slot wall of the rectangular parallelepiped slot, and a baffle 25 is inserted in the vertical slots. Baffle 25 is multistage baffle, and the cartridge has the polylith baffle on the cuboid groove, and along the thick liquid flow direction, the lower terminal surface of baffle 25 reduces gradually. A blocking plate is fixed at one end of the cuboid groove, and a slurry outlet pipe of the hydraulic slurry making barrel is positioned inside the blocking plate of the cuboid groove; the other end of the cuboid groove is of an open structure, and the end is erected above the buffer box.

15 upper ends of buffer boxes are open structure, and 15 upper end face of buffer boxes is fixed with motor support frame, is fixed with agitator motor on the motor support frame, and agitator motor's output shaft sets up down, and the output shaft is connected with stirring paddle leaf 16, and stirring paddle leaf 16 is located 15 the central axis department of buffer boxes. The bottom side wall of the buffer box 15 is provided with a slurry outlet which is communicated with one end of a slurry injection pipe 17, and the other end of the slurry injection pipe 17 is erected in a slurry injection port or a mold interlayer of the centrifugal forming machine.

As shown in fig. 5, the centrifugal forming machine is composed of a frame 18, a shield 19, a mold mounting disc 20, a forming mold 21 and the like, wherein the top surface of the frame 18 is provided with the cylindrical shield 19, the top surface of the frame 18 is rotatably provided with the mold mounting disc 20 inside the shield 19, the mold mounting disc 20 is provided with the forming mold 21, the bottom surface of the frame 18 is provided with a motor, an output end of the motor is in driving connection with the mold mounting disc 20, the frame 18 is provided with a water return hole inside the shield 19, the water return hole is provided with a water return pipe 22 downward, the frame 18 is provided with a water collection tank 23 below the water return pipe 22, and the bottom of one side surface of the water collection tank 23 is connected with a water discharge pipe 24.

The vertical pivot that sets up in mould mounting disc 20 bottom surface axis position sets up the bearing frame on the frame 18, and the pivot passes the output of bearing frame after being connected with the motor downwards, realizes that the motor drives mould mounting disc 20 and rotates.

The forming die 21 is composed of an inner mold filter cylinder and an outer mold filter cylinder, an inner mold flange is arranged at one end of the inner mold filter cylinder, an outer mold flange is arranged at one end of the outer mold filter cylinder, the outer mold filter cylinder is coaxially sleeved on the outer side of the inner mold filter cylinder, and the outer mold filter cylinder and the inner mold filter cylinder are fixed through the outer mold flange and the inner mold flange.

The die mounting plate 20 comprises a disc body, a plurality of positioning long holes are arranged on the disc body at intervals along the radial direction, positioning bolts are movably arranged in the positioning long holes, and positioning blocks are arranged on the positioning bolts; a plurality of groups of bolt holes are arranged on the disc body at intervals along the radial direction. The locating piece can be the rectangle metal block, sets up the slot hole on the rectangle metal block, and positioning bolt passes the slot hole of location and the slot hole on the rectangle metal block in proper order and connects both. When the forming die 21 is installed, the forming die is placed on the die mounting disc 20, the positioning block abuts against the periphery of the outer die flange, and the position of the forming die 21 is adjusted by tapping the positioning block, so that the flange hole in the outer die flange is aligned with the bolt hole and then fixedly mounted through the bolt.

Set up helical blade and rotary cutter in the water conservancy pulping bucket of this system, helical blade plays the stirring effect, ceramic fiber cotton and other impurity are further smashed to bottom rotary cutter, the screen cloth plays the filtering action, discharge the thick liquid that will meet the requirements to the chute in, the chute carries out the stationary flow to the thick liquid, guarantee that thick liquid concentration is even as far as possible, when carrying out the slip casting, the intermediate layer of mould is evenly filled to the thick liquid, guarantee that the intensity everywhere of product is unanimous, the performance of product has been improved, adopt centrifugal forming machine to dewater, greatly reduced the moisture of ceramic fiber pipe body, time has been saved for follow-up drying, and the production efficiency is improved.

Finally, it is noted that: the preferred embodiments of the present invention have been shown and described, and it will be understood that modifications and variations may be made by those skilled in the art without departing from the scope of the invention.

Claims (5)

1. A wet preparation system of a ceramic fiber tube comprises a hydraulic power pulping barrel, a launder, a buffer tank, a grouting tube and a centrifugal forming machine, and is characterized in that,

a cotton crushing mechanism is fixed at the bottom of the hydraulic pulping barrel and comprises a rotating shaft, a helical blade and a rotary cutter, the helical blade is fixed on the side wall of the rotating shaft, and the rotary cutter is fixed at the lower end part of the rotating shaft; the bottom of the drum around the rotating shaft is of a screen structure, a middle box of the hydraulic pulping drum is fixed below the screen structure, the side wall of the middle box is communicated with one end of a launder through a pipeline, the other end of the launder is of a side opening structure, and the side opening of the launder is positioned above the buffer box;

the baffle-box is the open structure in upper end, is provided with stirring paddle leaf in the baffle-box, baffle-box and slip casting pipe intercommunication, and the export of slip casting pipe is arranged in centrifugal forming machine's slip casting mouth.

2. The wet process preparation system of ceramic fiber tubes according to claim 1, further comprising a preheating barrel and a glue adding tube, wherein the preheating barrel is communicated with an inlet end of the glue adding tube, and an outlet end of the glue adding tube extends into the hydraulic pulping barrel.

3. The system for wet preparation of ceramic fiber tubes according to claim 1, wherein the walls of the launder are connected with symmetrically arranged vertical slots, in which baffles are inserted.

4. The wet process for producing ceramic fiber tubes as claimed in claim 3, wherein the baffle has a stepped baffle structure, and the lower end surface of the baffle is gradually lowered in the slurry flow direction.

5. The system of claim 1, wherein spoilers are circumferentially distributed on the sidewall of the hydraulic pulping barrel.

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