CN216273817U - Carbon base phase transition combined material preparation facilities - Google Patents

Abstract

The utility model discloses a carbon-based phase-change composite material preparation device, which comprises a dipping tank, a dipping and dissolving mechanism and a pressurizing mechanism, wherein the dipping and dissolving mechanism is arranged in the dipping tank and specifically comprises a driving motor, a stirring rod, a spiral frame, a mechanism rotary shaft and a rotary shaft buckle, the mechanism rotary shaft is arranged in the center of the dipping and dissolving mechanism, the spiral frame is fixedly arranged on the mechanism rotary shaft, the stirring rods are fixedly arranged on two sides of the spiral frame, the upper end of the mechanism rotary shaft is arranged on the driving motor, the rotary shaft buckle is arranged at the lower end of the mechanism rotary shaft in an embedding and sleeving manner, and the dipping tank is suspended and arranged on a suspension beam of a rack through a mounting frame. The reinforcing body dipping and melting petroleum or coal pitch can be fully mixed and stirred, the melting effect and the dissolution rate of the petroleum or coal pitch are improved, the composite pressing efficiency is improved, and the carbon-based composite material can be quickly pressed and compounded.

Description

Carbon base phase transition combined material preparation facilities

Technical Field

The utility model relates to the technical field of material engineering, in particular to a preparation device of a carbon-based phase-change composite material.

Background

Composite materials in which a carbon fiber (woven fabric) or a ceramic fiber (woven fabric) such as silicon carbide is used as a reinforcement and carbon is used as a matrix are collectively referred to. The carbon-based composite material has two preparation methods: one is impregnation method, that is, molten petroleum or coal pitch is impregnated with reinforcing material and then carbonized and treated with graphite, and its matrix is graphite carbon and has a laminated strip structure and anisotropic properties. The reinforcing body is also used for impregnating furfuryl alcohol or phenolic aldehyde and other thermosetting resins, and only through carbonization treatment, the matrix of the reinforcing body is glassy carbon, namely an amorphous carbon structure, and the performance is isotropic; another method is CVD, in which a pyrolitic carbon of a hydrocarbon compound is deposited on the reinforcement to be composited, and the carbon matrix is a pyrolitic carbon like glassy carbon. Carbon/carbon composites are not resistant to oxidation and so an oxidation resistant coating is sometimes required.

Patent number CN206457534U discloses a preparation facilities of aluminium matrix combined material of carbon nanotube reinforcing, including smelting heat preservation stove, agitating unit, heat preservation device, crystallizer and chute, it is equipped with the fuse-element export to smelt the heat preservation stove, be equipped with the passageway in the heat preservation device, the crystallizer is installed in the heat preservation device below, the fuse-element export with the entry of chute is linked together, the export of chute with the entry of passageway is linked together on the heat preservation device, the export of passageway and the entry of crystallizer are linked together on the heat preservation device, still be equipped with a through-hole on the heat preservation device, this through-hole is linked together with the crystallizer entry, agitating unit inserts in this through-hole. The CNTs are added near the front edge of a solidification line of a melt in the crystal, so that the CNTs powder is reduced from floating upwards, and the gas-powder mixture is beneficial to uniformly dispersing the CNTs powder into the melt under the action of high-speed rotating and shearing of a stirring device; can greatly reduce the defects of oxide film involved in the stirring process and the like.

The preparation device of the carbon nano tube reinforced aluminum matrix composite has the following defects: 1. the petroleum or coal pitch dipped and melted by the reinforcement cannot be fully mixed and stirred, so that the melting effect and the dissolution rate of the petroleum or coal pitch are reduced; 2. the composite pressing efficiency is low, and the carbon-based composite material cannot be quickly pressed and compounded. Therefore, a carbon-based phase-change composite material preparation device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a preparation device of a carbon-based phase-change composite material, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a carbon back phase transition combined material preparation facilities, includes the flooding jar, still includes flooding dissolution mechanism and loading system, flooding jar internally mounted has flooding dissolution mechanism, flooding dissolution mechanism specifically comprises driving motor, puddler, spiral shell frame, mechanism pivot and pivot knot, flooding dissolution mechanism central authorities install the mechanism pivot, fixed mounting has the spiral shell frame on the mechanism pivot, the equal fixed mounting in spiral shell frame both sides has the puddler, install on driving motor mechanism pivot upper end, mechanism pivot lower extreme inlays the cover and installs the pivot knot, the flooding jar hangs through the mounting bracket and installs on the frame cantilever, frame cantilever lower extreme hangs through the mounting bracket and installs nitrogen gas communicating pipe equally, nitrogen gas communicating pipe lower extreme communicates respectively and installs compound pressing mechanism and high-pressure nitrogen inflator, loading system is installed to high-pressure nitrogen gas barrel lower extreme, and a suspension lifting arm is arranged in the center of the suspension beam of the rack.

Furthermore, a hydraulic body is mounted on the pressurizing mechanism, an oil storage cavity and a hydraulic oil cavity are formed in the hydraulic body, the oil storage cavity is communicated with the hydraulic oil cavity through a pressure regulator, a pressurizing column is embedded in the hydraulic oil cavity, a nitrogen pushing disc is fixedly mounted at the upper end of the pressurizing column, and a base is mounted at the bottom end of the hydraulic body; the pressurizing mechanism adopts a hydraulic principle and is used for rapidly pressurizing and compounding the carbon-based composite material, so that the compound pressing efficiency can be improved.

Furthermore, an ascending switch sheet and a descending switch sheet are installed on the pressure regulating machine, a pressurizing bar is installed on the right side wall of the hydraulic body, a switch shifting sheet is installed on the inner side of the pressurizing bar, and the switch shifting sheet is in contact connection with the ascending switch sheet and the descending switch sheet; the pressure regulator is used for conveying and regulating the pressure of hydraulic oil in the pressurizing mechanism.

Further, a pneumatic pressing cylinder is mounted on the composite pressing mechanism, a nitrogen cavity is formed in the pneumatic pressing cylinder, a nitrogen piston is movably mounted in the nitrogen cavity, a pressing column is mounted at the lower end of the nitrogen piston, and a heavy pressing block is fixedly mounted at the lower end of the pressing column; the composite pressing mechanism adopts the air pressure principle and can perform press forming on the raw materials of the carbon-based composite material.

Furthermore, a hydraulic arm is mounted on the suspension lifting arm, an oil storage cavity and a hydraulic oil cavity are also formed in the hydraulic arm, the oil storage cavity and the hydraulic oil cavity are also communicated through a pressure regulator, a telescopic arm is mounted at the lower end of the hydraulic arm in an embedded mode, and a suspension sleeve is welded at the upper end of the hydraulic arm; the suspension lifting arm is used for lifting and extracting the carbonization crucible, so that preparation is convenient, and the preparation efficiency is improved.

Furthermore, a raw material injection port is communicated and installed at the upper end of the left side of the impregnation tank, an injection valve is installed on the raw material injection port, a discharging pipe is communicated and installed at the lower end of the right side of the impregnation tank, and a discharging gate is arranged on the discharging pipe; the impregnation tank is used for impregnating the reinforcing body with molten petroleum or coal pitch and raw materials.

Further, a crucible frame is welded and installed at the lower end of the suspension lifting arm, a carbonization crucible is suspended below the crucible frame, a carbonization furnace frame is placed below the carbonization crucible, and a composite pressing pool is placed below the composite pressing mechanism; the crucible frame is used for supporting the carbonization crucible, and the carbonization crucible is conveniently carbonized at high temperature.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model is provided with the dipping and dissolving mechanism, when the carbon-based composite material is prepared, the reinforcement is dipped and melted petroleum or coal asphalt and raw materials are injected into the dipping tank through the raw material injection port, after the injection is finished, the reinforcement is dipped and melted petroleum or coal asphalt and raw materials are fully dipped and mixed, a power switch is turned on, a driving motor of the dipping and dissolving mechanism is electrified to work, a spiral rack is driven to rotate through a mechanism rotating shaft, stirring rods at two sides of the spiral rack rotate along with the spiral rack, when the stirring rods rotate, the reinforcement is dipped and melted petroleum or coal asphalt and raw materials are fully mixed and stirred, so that the dissolution is full, the dissolution rate is improved, the spiral rack is spiral, when the spiral rack rotates, the spiral rack has the upper and lower centrifugal force, the reinforcement is dipped and melted fully, and the subsequent composite pressing is convenient, thus, the petroleum or coal pitch dipped and melted by the reinforcement can be fully mixed and stirred, and the melting effect and the dissolution rate of the petroleum or coal pitch are improved.

2. The utility model is provided with a pressurizing mechanism, raw materials impregnated by an impregnation method flow into a carbonization crucible through a discharge pipe of an impregnation tank, the raw materials in the carbonization crucible are heated and carbonized through a heating furnace at the lower end of a carbonization furnace frame, finally the carbonized raw materials are poured into a composite pressing tank, a power switch is turned on, a pressurizing lever on a hydraulic body is manually pulled downwards, a switch shifting piece on the pressurizing lever is electrically contacted with a rising switch piece on a pressure regulator, the pressure regulator works to convey hydraulic oil in an oil storage cavity into a hydraulic oil cavity, the oil pressure in the hydraulic oil cavity is increased, a pressurizing column is raised, a nitrogen push disc in a high-pressure nitrogen cylinder is pushed upwards along with the pressurizing lever, and then the high-pressure nitrogen in the high-pressure nitrogen cylinder is compressed, so that the high-pressure nitrogen enters a nitrogen cavity of a pneumatic pressing cylinder of the composite pressing mechanism through a nitrogen communicating pipe, the pressure of the nitrogen cavity is increased, and a nitrogen piston compresses the pressing column to move downwards, the heavy pressing block is driven to perform gravity pressing composite forming on the raw materials in the composite pressing pool, and the principle of hydraulic pressure and air pressure dual superposition pressure is adopted, so that the composite pressing efficiency is improved, and the carbon-based composite material can be quickly pressed and compounded.

Drawings

FIG. 1 is a schematic view of the overall structure of a carbon-based phase-change composite material preparation apparatus according to the present invention;

FIG. 2 is a schematic structural diagram of an impregnation and dissolution mechanism of a carbon-based phase-change composite material preparation apparatus according to the present invention;

FIG. 3 is a schematic structural diagram of a pressurizing mechanism of a carbon-based phase-change composite material preparation apparatus according to the present invention;

FIG. 4 is a schematic structural diagram of a composite pressing mechanism of a carbon-based phase-change composite material preparation apparatus according to the present invention;

FIG. 5 is a schematic structural view of a suspension lifting arm of the carbon-based phase-change composite material preparation apparatus of the present invention.

In the figure: 1. a raw material injection port; 2. an impregnation tank; 3. an injection valve; 4. a dipping and dissolving mechanism; 5. a frame suspension beam; 6. a mounting frame; 7. a discharge gate; 8. discharging the material pipe; 9. a carbonization furnace frame; 10. carbonizing the crucible; 11. a crucible holder; 12. suspending a lifting arm; 13. a composite pressing mechanism; 14. briquetting; 15. a composite pressing pool; 16. a pressurizing mechanism; 17. a high pressure nitrogen cylinder; 18. a nitrogen communicating pipe; 19. a drive motor; 20. a stirring rod; 21. a spiral frame; 22. a shaft is screwed; 23. a base; 24. an oil storage chamber; 25. a pressure regulating machine; 26. a hydraulic body; 27. nitrogen pushing disc; 28. a pressurizing column; 29. a hydraulic oil chamber; 30. a rising switch sheet; 31. a pressure bar; 32. a switch paddle; 33. a descending switch sheet; 34. pressing the column; 35. a pneumatic pressing cylinder; 36. a nitrogen chamber; 37. a nitrogen piston; 38. a hydraulic arm; 39. hanging a sleeve; 40. a telescopic arm; 41. the mechanism revolves the axle.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-5, a carbon-based phase-change composite material preparation device comprises a dipping tank 2, and further comprises a dipping dissolution mechanism 4 and a pressurization mechanism 16, wherein the dipping dissolution mechanism 4 is installed inside the dipping tank 2, the dipping dissolution mechanism 4 specifically comprises a driving motor 19, a stirring rod 20, a spiral frame 21, a mechanism rotating shaft 41 and a rotating shaft buckle 22, the mechanism rotating shaft 41 is installed at the center of the dipping dissolution mechanism 4, the spiral frame 21 is fixedly installed on the mechanism rotating shaft 41, the stirring rods 20 are fixedly installed on both sides of the spiral frame 21, the upper end of the mechanism rotating shaft 41 is installed on the driving motor 19, the rotating shaft buckle 22 is installed at the lower end of the mechanism rotating shaft 41 in an embedding manner, the dipping tank 2 is installed on a frame cantilever 5 in a hanging manner through an installation frame 6, the lower end of the frame cantilever 5 is also installed with a nitrogen communicating pipe 18 in a hanging manner through the installation frame 6, the lower end of the nitrogen communicating pipe 18 is respectively communicated with and provided with a composite pressing mechanism 13 and a high-pressure nitrogen cylinder 17, the lower end of the high-pressure nitrogen cylinder 17 is provided with a pressurizing mechanism 16, and the center of the frame cantilever beam 5 is provided with a suspension lifting arm 12.

The pressurizing mechanism 16 is provided with a hydraulic body 26, an oil storage cavity 24 and a hydraulic oil cavity 29 are formed in the hydraulic body 26, the oil storage cavity 24 is communicated with the hydraulic oil cavity 29 through a pressure regulator 25, a pressurizing column 28 is embedded in the hydraulic oil cavity 29, the upper end of the pressurizing column 28 is fixedly provided with a nitrogen push disc 27, and the bottom end of the hydraulic body 26 is provided with a base 23; the pressurizing mechanism 16 adopts a hydraulic principle, is used for rapidly pressurizing and compounding the carbon-based composite material, and can improve the compound pressing efficiency.

The pressure regulating machine 25 is provided with an ascending switch sheet 30 and a descending switch sheet 33, the right side wall of the hydraulic body 26 is provided with a pressurizing rod 31, the inner side of the pressurizing rod 31 is provided with a switch shifting sheet 32, and the switch shifting sheet 32 is in contact connection with the ascending switch sheet 30 and the descending switch sheet 33; the pressure regulator 25 is used for delivering and regulating pressure of hydraulic oil in the pressurizing mechanism 16.

The composite pressing mechanism 13 is provided with a pneumatic pressing cylinder 35, a nitrogen cavity 36 is formed in the pneumatic pressing cylinder 35, a nitrogen piston 37 is movably arranged in the nitrogen cavity 36, a pressing column 34 is arranged at the lower end of the nitrogen piston 37, and a heavy pressing block 14 is fixedly arranged at the lower end of the pressing column 34; the composite pressing mechanism 13 can press and form the raw material of the carbon-based composite material by adopting the air pressure principle.

The hydraulic arm 38 is mounted on the suspension lifting arm 12, an oil storage cavity 24 and a hydraulic oil cavity 29 are also formed in the hydraulic arm 38, the oil storage cavity 24 and the hydraulic oil cavity 29 are also communicated through a pressure regulating machine 25, a telescopic arm 40 is mounted at the lower end of the hydraulic arm 38 in an embedded mode, and a suspension sleeve 39 is welded at the upper end of the hydraulic arm 38; the suspension lifting arm 12 is used for lifting and extracting the carbonization crucible 10, so that preparation is convenient, and the preparation efficiency is improved.

The upper end of the left side of the impregnation tank 2 is communicated with and provided with a raw material injection port 1, an injection valve 3 is arranged on the raw material injection port 1, the lower end of the right side of the impregnation tank 2 is communicated with a discharging pipe 8, and the discharging pipe 8 is provided with a discharging gate 7; the impregnation tank 2 is used for impregnating the reinforcement with the molten petroleum or coal pitch and the raw material.

The lower end of the suspension lifting arm 12 is welded with a crucible frame 11, a carbonization crucible 10 is suspended below the crucible frame 11, a carbonization furnace frame 9 is placed below the carbonization crucible 10, and a composite pressing pool 15 is placed below the composite pressing mechanism 13; the crucible holder 11 is used for supporting the carbonization crucible 10, and is convenient for high-temperature carbonization of the carbonization crucible 10.

It should be noted that, the present invention is a carbon-based phase-change composite material preparation apparatus, when in operation, by providing a dipping and dissolving mechanism 4, when preparing a carbon-based composite material, a reinforcement is dipped in molten petroleum or coal tar pitch and a raw material, and is injected into a dipping tank 2 through a raw material injection port 1, after the injection is completed, the reinforcement is dipped in the molten petroleum or coal tar pitch and the raw material and is fully dipped and mixed, a power switch is turned on, a driving motor 19 of the dipping and dissolving mechanism 4 is powered on to operate, a screw frame 21 is driven to rotate by a mechanism rotating shaft 41, and then stirring rods 20 at both sides of the screw frame 21 rotate, when the stirring rods 20 rotate, the reinforcement is dipped in the molten petroleum or coal tar pitch and the raw material and is fully mixed and stirred, so that the dissolution rate is fully improved, and the screw frame 21 is helical, and has an up-and down centrifugal force when rotating, the petroleum or coal pitch melted by the reinforcement can be fully impregnated and melted, so that the subsequent composite pressing is convenient to perform, and thus, the petroleum or coal pitch melted by the reinforcement can be fully mixed and stirred, and the melting effect and the dissolution rate of the petroleum or coal pitch are improved; the raw material impregnated by the impregnation method flows into a carbonization crucible 10 through a discharge pipe 8 of an impregnation tank 2 by a pressurizing mechanism 16, the raw material in the carbonization crucible 10 is heated and carbonized through a heating furnace at the lower end of a carbonization furnace frame 9, the carbonized raw material is poured into a composite pressing pool 15, a power switch is turned on, a pressurizing rod 31 on a hydraulic body 26 is manually pulled downwards, a switch pull sheet 32 on the pressurizing rod 31 is electrically contacted with a rising switch sheet 30 on a pressure regulating machine 25, the pressure regulating machine 25 works to convey hydraulic oil in an oil storage chamber 24 into a hydraulic oil chamber 29, the oil pressure in the hydraulic oil chamber 29 is increased, a pressurizing column 28 is lifted, a nitrogen push disc 27 in a high-pressure nitrogen cylinder 17 is pushed to rise, and high-pressure nitrogen in the high-pressure nitrogen cylinder 17 is compressed, so that the high-pressure nitrogen enters a nitrogen chamber 36 of a pneumatic pressure cylinder 35 of the composite pressing mechanism 13 through a nitrogen communicating pipe 18, the pressure of the nitrogen gas cavity 36 is increased, so that the nitrogen gas piston 37 compresses the pressing column 34 to move downwards, the heavy pressing block 14 is driven to perform gravity pressing composite forming on the raw materials in the composite pressing pool 15, the principle of hydraulic pressure and air pressure dual superposition pressure is adopted, the composite pressing efficiency is improved, and the carbon-based composite material can be quickly pressed and compounded.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a carbon base phase transition combined material preparation facilities, includes flooding tank (2), its characterized in that still includes the flooding and dissolves mechanism (4) and loading system (16), flooding tank (2) internally mounted has the flooding to dissolve mechanism (4), the flooding dissolves mechanism (4) specifically by driving motor (19), puddler (20), spiral shell (21), mechanism spiral shaft (41) and spiral shaft buckle (22) are constituteed, flooding is dissolved mechanism (4) central authorities and is installed mechanism spiral shaft (41), fixed mounting has spiral shell (21) on mechanism spiral shaft (41), equal fixed mounting has puddler (20) in spiral shell (21) both sides, install on driving motor (19) mechanism spiral shaft (41) upper end, the cover is inlayed and is installed spiral shaft buckle (22) to mechanism spiral shaft (41) lower extreme, flooding tank (2) are installed on frame cantilever (5) through mounting bracket (6) suspension, frame hanging beam (5) lower extreme is hung through mounting bracket (6) equally and is installed nitrogen gas communicating pipe (18), nitrogen gas communicating pipe (18) lower extreme communicates respectively and installs compound pressing mechanism (13) and high-pressure nitrogen inflator (17), loading system (16) are installed to high-pressure nitrogen inflator (17) lower extreme, frame hanging beam (5) central authorities install and hang lifing arm (12).

2. The device for preparing the carbon-based phase-change composite material according to claim 1, wherein: install the hydraulic pressure body (26) on the loading system (16), oil storage chamber (24) and hydraulic pressure oil chamber (29) have been seted up to hydraulic pressure body (26) inside, be linked together through pressure regulating machine (25) between oil storage chamber (24) and hydraulic pressure oil chamber (29), it has pressurization post (28) to inlay in hydraulic pressure oil chamber (29), pressurization post (28) upper end fixed mounting has nitrogen gas to push away set (27), base (23) are installed to hydraulic pressure body (26) bottom.

3. The device for preparing the carbon-based phase-change composite material according to claim 2, wherein: install ascending switch piece (30) and decline switch piece (33) on pressure regulating machine (25), hydraulic pressure body (26) right side wall mounting has pressure bar (31), install switch plectrum (32) on pressure bar (31) inboard, switch plectrum (32) and ascending switch piece (30) and decline switch piece (33) contact are connected.

4. The device for preparing the carbon-based phase-change composite material according to claim 1, wherein: install pneumatic pressure section of thick bamboo (35) on compound pressing mechanism (13), set up nitrogen gas chamber (36) in pneumatic pressure section of thick bamboo (35), inside movable mounting of nitrogen gas chamber (36) has nitrogen gas piston (37), pressing post (34) are installed to nitrogen gas piston (37) lower extreme, pressing post (34) lower extreme fixed mounting has heavy briquetting (14).

5. The device for preparing the carbon-based phase-change composite material according to claim 1, wherein: hang and install hydraulic arm (38) on lifing arm (12), oil storage chamber (24) and hydraulic oil chamber (29) have equally been seted up in hydraulic arm (38), oil storage chamber (24) are linked together by pressure regulating machine (25) with hydraulic oil chamber (29) equally, hydraulic arm (38) lower extreme is inlayed and is installed telescopic boom (40), hydraulic arm (38) upper end welding has and hangs cover (39).

6. The device for preparing the carbon-based phase-change composite material according to claim 1, wherein: raw materials filling opening (1) is installed in impregnating vessel (2) left side upper end intercommunication, install injection valve (3) on raw materials filling opening (1), impregnating vessel (2) right side lower extreme intercommunication has blowing pipe (8), blowing floodgate (7) have been seted up on blowing pipe (8).

7. The device for preparing the carbon-based phase-change composite material according to claim 1, wherein: the device is characterized in that a crucible frame (11) is installed at the lower end of the suspension lifting arm (12) in a welded mode, a carbonization crucible (10) is suspended below the crucible frame (11), a carbonization furnace frame (9) is placed below the carbonization crucible (10), and a composite pressing pool (15) is placed below the composite pressing mechanism (13).

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