CN210036273U - Heating body structure of silicon carbide and boron carbide sintering furnace - Google Patents

Abstract

The utility model discloses a silicon carbide, boron carbide fritting furnace heating element structure, including furnace body, stabilizer blade, furnace gate, fixing base, pivot, fixture block, check lock lever, recess, roof, hand wheel, furnace barrel, backup pad, connect electric graphite side, zero position side, graphite heating element, heating rod, seal block, sealing washer, double-layered cover chamber, inlet channel, outlet conduit, hollow tube and barometer, the stabilizer blade has all been welded to furnace body lower extreme both sides, furnace body both sides end all rotates and is connected with the furnace gate, the furnace gate outside has all welded the fixing base for the furnace body both ends, when the heating element heating rod takes place to damage, only need open both sides furnace gate direct change damage heating element can, labour saving and time saving; meanwhile, when the heating body is replaced, a vacuum sealing part on the furnace body does not need to be disassembled, so that the vacuum sealing performance of the operation of the equipment can be ensured; because the heating elements are longitudinally arranged and parallel to the furnace barrel, the temperature uniformity of the whole high-temperature furnace hearth can be adjusted by adjusting the heat productivity of a single heating element.

Description

Heating body structure of silicon carbide and boron carbide sintering furnace

Technical Field

The utility model relates to a fritting furnace technical field specifically is a carborundum, boron carbide fritting furnace heat-generating body structure.

Background

In the field of sintering of silicon carbide and boron carbide products, the heating elements of the original sintering furnace are arranged in a squirrel-cage structure vertical to the direction of a furnace cylinder, and the heating elements are arranged in the squirrel-cage structure, so that compared with the sintering process of silicon carbide and boron carbide, the method has many defects, and 1. once one heating element is damaged, the whole squirrel-cage structure part of the heating element needs to be completely disassembled to be replaced, which is time-consuming and labor-consuming; 2. the heating body can be replaced only by disassembling the squirrel cage structure of the whole heating body, the working atmosphere of the furnace needs a vacuum environment, and related sealing parts need to be disassembled when accessories in the furnace are replaced, so that vacuum leakage of equipment is easily caused; 3. the uniformity of the whole furnace temperature is difficult to guarantee, and the temperature of the region cannot be accurately adjusted, so that the design of a heating body structure of the silicon carbide and boron carbide sintering furnace is necessary.

Disclosure of Invention

An object of the utility model is to provide a carborundum, boron carbide fritting furnace heat-generating body structure to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a heating body structure of a silicon carbide and boron carbide sintering furnace comprises a furnace body, support legs, furnace doors, fixing seats, a rotating shaft, clamping blocks, locking rods, grooves, a top plate, a hand wheel, a hearth, a furnace barrel, a support plate, a power connection graphite square, a zero position square, a graphite heating body, a heating rod, a sealing block, a sealing ring, a jacket cavity, a water inlet pipeline, a water outlet pipeline, a hollow pipe and a barometer, wherein the support legs are welded on two sides of the lower end of the furnace body, the furnace doors are rotatably connected on two side ends of the furnace body, the fixing seats are welded on the outer side of the furnace door relative to two ends of the furnace body, the clamping blocks are rotatably connected on the upper ends of the fixing seats through the rotating shaft, the locking rods are in threaded connection with one ends of the locking rods, the grooves are formed in one ends, the furnace barrel is connected with the furnace body through a supporting plate, one end of the supporting plate is connected with the inner wall of the furnace body, the other end of the supporting plate is connected with the outer end of the furnace barrel, one end of the furnace barrel is provided with a power connection graphite side, the other end of the furnace barrel is provided with a zero position side, the power connection graphite side and the zero position side are connected through a graphite heating body, a heating rod is arranged inside the graphite heating body, and the heating rod is parallel to the furnace barrel.

Furthermore, a sealing block is arranged on the inner side wall of the furnace door, and a sealing ring is arranged at one side end, opposite to the furnace body, of the contact surface of the furnace door and the furnace body.

Furthermore, the inner wall of the furnace body is provided with a jacket cavity, one side of the upper end of the jacket cavity is provided with a water inlet pipeline, and one side of the lower end of the jacket cavity is provided with a water outlet pipeline.

Furthermore, hollow pipes are uniformly arranged at the lower end of the furnace cylinder and penetrate through the hollow pipes to extend to the lower part of the furnace body.

Furthermore, a barometer is installed at one side end of the furnace body.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. when the heating rod of the heating body is damaged, only the furnace doors on two sides are needed to be opened to directly replace the damaged heating body, thereby saving time and labor;

2. meanwhile, when the heating body is replaced, a vacuum sealing part on the furnace body does not need to be disassembled, so that the vacuum sealing performance of the operation of the equipment can be ensured;

3. because the heating elements are longitudinally arranged and parallel to the furnace barrel, the temperature uniformity of the whole high-temperature furnace hearth can be adjusted by adjusting the heat productivity of a single heating element.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of the sealing ring of the present invention;

fig. 3 is an enlarged schematic structural diagram of a of the present invention;

in the figure: 1. a furnace body; 2. a support leg; 3. a furnace door; 4. a fixed seat; 5. a rotating shaft; 6. a clamping block; 7. a locking lever; 8. a groove; 9. a top plate; 10. a hand wheel; 11. a hearth; 12. a furnace barrel; 13. a support plate; 14. connecting a graphite side; 15. a zero position square; 16. a graphite heating element; 17. a heating rod; 18. a sealing block; 19. a seal ring; 20. a jacket cavity; 21. a water inlet pipe; 22. a water outlet pipeline; 23. a hollow tube; 24. a barometer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a heating body structure of a silicon carbide and boron carbide sintering furnace comprises a furnace body 1, support legs 2, a furnace door 3, a fixed seat 4, a rotating shaft 5, a clamping block 6, a locking rod 7, a groove 8, a top plate 9, a hand wheel 10, a hearth 11, a furnace cylinder 12, a supporting plate 13, an electrified graphite square 14, a zero position square 15, a graphite heating body 16, a heating rod 17, a sealing block 18, a sealing ring 19, a jacket cavity 20, a water inlet pipeline 21, a water outlet pipeline 22, a hollow pipe 23 and a barometer 24, wherein the support legs 2 are welded on two sides of the lower end of the furnace body 1, the barometer 24 is installed at one side end of the furnace body 1, the safety performance of the device is improved, accidents are prevented, the furnace door 3 is rotatably connected to two side ends of the furnace body 1, the sealing block 18 is arranged on the inner side wall of the furnace door 3, the sealing ring 19 is arranged on the, the outer side of the furnace door 3 is welded with fixed seats 4 corresponding to two ends of the furnace body 1, the upper ends of the fixed seats 4 are rotatably connected with a fixture block 6 through a rotating shaft 5, one end of the fixture block 6 is in threaded connection with a locking rod 7, one end of the locking rod 7 is provided with a groove 8, the inside of the groove 8 is in ball joint with a top plate 9, the other end of the locking rod 7 is provided with a hand wheel 10, the inner wall of the furnace body 1 is provided with a jacket cavity 20, one side of the upper end of the jacket cavity 20 is provided with a water inlet pipeline 21, one side of the lower end of the jacket cavity 20 is provided with a water outlet pipeline 22, circulating cold water is conveniently introduced into the jacket cavity 20 through the water inlet pipeline 21 and the water outlet pipeline 22 to accelerate the cooling of the furnace body 1, a furnace chamber 11 is arranged inside the furnace chamber 1, a furnace cylinder 12 is arranged, and hollow tube 23 runs through and extends to furnace body 1 lower part, and the circuit winding displacement of being convenient for is neat, avoids in disorder, and 12 one end of furnace section of thick bamboo is provided with and connects electric graphite side 14, and the 12 other end of furnace section of thick bamboo is provided with zero-bit side 15, connects electric graphite side 14 and zero-bit side 15 and connects through graphite heat-generating body 16, and graphite heat-generating body 16 is inside to be provided with heating rod 17, and heating rod 17 is parallel with furnace section of thick bamboo 12, the utility model discloses a setting of above-mentioned structure, when heat-generating body heating rod 17 takes place to damage, only need open both sides furnace gate 3 directly change damage the heat-generating body can, labour saving and time saving, need not to dismantle the vacuum seal part on the furnace body 1 when changing the heat-generating body simultaneously, can guarantee the vacuum seal nature of equipment operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a carborundum, boron carbide fritting furnace heat-generating body structure, includes furnace body (1), stabilizer blade (2), furnace gate (3), fixing base (4), pivot (5), fixture block (6), check lock lever (7), recess (8), roof (9), hand wheel (10), furnace (11), a furnace section of thick bamboo (12), backup pad (13), connect electric graphite side (14), zero-bit side (15), graphite heat-generating body (16), heating rod (17), seal block (18), sealing washer (19), press from both sides cover chamber (20), inlet channel (21), outlet conduit (22), hollow tube (23) and barometer (24), its characterized in that: the furnace body is characterized in that supporting legs (2) are welded on two sides of the lower end of the furnace body (1), two side ends of the furnace body (1) are rotatably connected with a furnace door (3), fixing seats (4) are welded on the outer side of the furnace door (3) relative to two ends of the furnace body (1), the upper ends of the fixing seats (4) are rotatably connected with a clamping block (6) through a rotating shaft (5), one end of the clamping block (6) is in threaded connection with a locking rod (7), one end of the locking rod (7) is provided with a groove (8), the groove (8) is in ball-link connection with a top plate (9), the other end of the locking rod (7) is provided with a hand wheel (10), a furnace chamber (11) is arranged in the furnace body (1), a furnace cylinder (12) is arranged in the furnace chamber (11), the furnace cylinder (12) is connected with the, the utility model discloses a graphite heating furnace, including backup pad (13), stove section of thick bamboo (12) one end is provided with connects electric graphite side (14), stove section of thick bamboo (12) other end is provided with zero-bit side (15), connect electric graphite side (14) and zero-bit side (15) and connect through graphite heat-generating body (16), graphite heat-generating body (16) inside is provided with heating rod (17), and heating rod (17) are parallel with stove section of thick bamboo (12).

2. A heating element structure of a silicon carbide and boron carbide sintering furnace according to claim 1, characterized in that: the inner side wall of the furnace door (3) is provided with a sealing block (18), and a sealing ring (19) is arranged at one side end of the contact surface of the furnace door (3) and the furnace body (1) relative to the furnace body (1).

3. A heating element structure of a silicon carbide and boron carbide sintering furnace according to claim 1, characterized in that: the furnace body (1) inner wall is provided with presss from both sides cover chamber (20), press from both sides cover chamber (20) upper end one side and be provided with inlet channel (21), press from both sides cover chamber (20) lower extreme one side and be provided with outlet conduit (22).

4. A heating element structure of a silicon carbide and boron carbide sintering furnace according to claim 1, characterized in that: the lower end of the furnace cylinder (12) is uniformly provided with hollow pipes (23), and the hollow pipes (23) penetrate through and extend to the lower part of the furnace body (1).

5. A heating element structure of a silicon carbide and boron carbide sintering furnace according to claim 1, characterized in that: and a barometer (24) is arranged at one side end of the furnace body (1).

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