CN210663902U

CN210663902U - Box type resistance furnace

Info

Publication number: CN210663902U
Application number: CN201921337349.9U
Authority: CN
Inventors: 石礼玲; 陈奇; 姜伟; 谭新村
Original assignee: Sichuan Chaoyang Highway Testing Co Ltd
Current assignee: Sichuan Chaoyang Highway Testing Co Ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-06-02
Anticipated expiration: 2029-08-15

Abstract

The utility model relates to a box resistance furnace belongs to firing equipment technical field, including the stove case, be provided with the furnace chamber in the stove case, be provided with the furnace gate on the stove case, the furnace gate can be on the stove case along furnace chamber degree of depth direction removal, be provided with on the furnace gate and place the platform, it is located the furnace chamber to place the platform when furnace gate seals the furnace chamber, it is connected with and holds the fever board to place the bench detachably, be provided with on the furnace gate along furnace chamber degree of depth direction sliding connection's baffle, the baffle encircles on the stove case, offer on the side shield and be used for supplying to hold the opening that the fever board shifted out, be provided with the driving piece that is used for ordering. After the object is processed in the furnace chamber, the driving piece is adjusted to drive the furnace door to move towards the direction far away from the furnace chamber so as to drive the burning bearing plate to move out of the furnace chamber together. The baffle shifts out thereupon this moment, and the baffle has the effect of blockking to steam, can prevent that steam from causing the injury to the experimenter, improves the security of resistance furnace in the use, and the experimenter can take out the article through the opening.

Description

Box type resistance furnace

Technical Field

The utility model belongs to the technical field of the firing equipment technique and specifically relates to a box resistance furnace is related to.

Background

The resistance furnace is an industrial furnace which heats a workpiece or a material by heating an electric heating element or a heating medium in the furnace by using current, and is a heating furnace which generates heat energy by using current through a resistance material.

Among the prior art, the utility model with the authorization notice number of CN203298592U discloses a box resistance furnace, including furnace frame, furnace body and heating element, heating element adopts corrugated resistance area, and the resistance area evenly arranges on the flame retardant coating of furnace body, and the both sides of furnace body all are equipped with the furnace gate, and the furnace gate is the side open-type furnace gate. The wave-shaped resistance band is used for heating the object by heat treatment, and the furnace temperature is uniform.

However, in the actual use process of the box-type resistance furnace, after the furnace door is opened, an operator needs to put on protective gloves by hand and stretch into the furnace body to take out the heated objects, because the temperature in the furnace body is high, the hot air easily scalds the arms close to the furnace body, and an experimenter accidentally touches the inner wall of the furnace body to be scalded, so that certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a box resistance furnace has the higher advantage of security in resistance furnace's use.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a box resistance furnace, including the stove case, the stove case includes the stove outer covering that outside-in set gradually, heat preservation and flame retardant coating, be provided with the stove chamber that is used for processing the article in the stove case, be provided with the furnace gate that is used for coveing the stove chamber on the stove case, the furnace gate can be followed stove chamber depth direction on the stove case and removed in order to realize opening or sealing of stove chamber, the furnace gate is provided with on the face of stove chamber and places the platform, it is located the stove chamber to place the platform when the furnace gate seals the stove chamber, it has the board that holds that is used for placing the article to place the bench detachably to be connected with, be provided with on the furnace gate along stove chamber depth direction sliding connection's baffle, the baffle is located between stove outer covering and the heat preservation, the baffle encircles on the stove case, offer the opening that is used for holding.

Through adopting above-mentioned technical scheme, after the article finishes processing in the furnace chamber, adjust the driving piece and drive the furnace gate and move towards the direction of keeping away from the furnace chamber, the furnace gate drives and places the holding burning board on the platform and remove outside the furnace chamber together, and the experimenter can take out the article on holding burning board through the opening this moment. The baffle that surrounds on the stove case at this moment shifts out thereupon, because the furnace chamber is interior temperature higher, and the baffle goes out steam thereupon to the furnace chamber and has the effect of blockking, can prevent that steam from causing the injury to the experimenter, improves the security of resistance furnace in the use.

The utility model discloses further set up to: the burning board is provided with the cutting on being close to the face of placing the platform, places the bench and is provided with the slot that is used for supplying the cutting to peg graft.

Through adopting above-mentioned technical scheme, peg graft the cutting in the slot, hold the fever board and can fix to and place the bench, prevent to hold the fever board and take place to slide placing the bench. The arrangement of the inserting strips and the inserting grooves facilitates the fixation of the burning board on the placing table.

The utility model discloses further set up to: the plug-in groove has been seted up on the face of holding burning board towards the opening, is provided with the mount on the stove case lateral wall, is provided with first cylinder on the mount, and the piston rod of first cylinder is on a parallel with stove case direction of height, is provided with the backup pad on the piston rod of first cylinder, is provided with the second cylinder in the backup pad, and the piston rod of second cylinder sets up towards the plug-in groove, is provided with the plug connector that can peg graft to the plug-in groove on the piston rod of second cylinder.

Through adopting above-mentioned technical scheme, when needs will hold the article on the fever board and take out, adjust the second cylinder and peg graft the plug connector in the inserting groove, then adjust first cylinder and pass through the backup pad and drive second cylinder rebound for the cutting and the slot of holding the fever board break away from, and then will hold the fever board and break away from and place the platform, adjust the second cylinder this moment and drive and hold the fever board and steadily take out through the opening. If the experimenter directly clamps the processed object, the object which is not clamped firmly can drop carelessly, and the burning bearing plate does not need to be taken out manually, so that the contact between the experimenter and the resistance furnace is avoided, and the safety of the resistance furnace in use is further improved.

The utility model discloses further set up to: the inserting groove has a plurality ofly, and the plug connector is provided with many inserted bars of pegging graft to the inserting groove on the connecting plate including the fixed connecting plate that sets up on the piston rod.

Through adopting above-mentioned technical scheme, the cooperation of a plurality of inserted bars and inserting groove can increase the stationarity of holding the fever board in the process of taking out.

The utility model discloses further set up to: chamfers are arranged at the openings of the slot and the inserting groove.

By adopting the technical scheme, the chamfer has certain guiding effect on the insertion strip and the insertion rod to move into the slot and the insertion groove, so that the insertion of the insertion strip and the insertion rod is facilitated.

The utility model discloses further set up to: the driving piece comprises a third cylinder fixedly arranged on the oven box, a piston rod of the third cylinder is parallel to the depth direction of the oven chamber, support plates are arranged on the oven door and positioned on two sides of the oven door, and a piston rod of the third cylinder is connected to the support plates.

By adopting the technical scheme, when the furnace door needs to be moved, the third cylinder is adjusted to drive the support plate to move, and the support plate drives the furnace door to move towards the direction close to or far away from the furnace chamber, so that the opening and closing of the furnace door are realized.

The utility model discloses further set up to: the furnace box is provided with a groove, the baffle is connected in the groove in a sliding manner, the end part of the baffle, which is far away from the furnace door, is provided with a limit strip, and the side wall of the groove is provided with a long strip-shaped groove for the limit strip to slide.

Through adopting above-mentioned technical scheme, the setting of spacing can prevent baffle roll-off recess, guarantees the baffle and to the effect that blocks of steam, and then guarantees the security of resistance furnace in the use.

The utility model discloses further set up to: a high-temperature resistant transparent observation window is arranged at the position, close to the through hole, of the baffle.

Through adopting above-mentioned technical scheme, the condition of holding the fever board is convenient for the experimenter to observe to the observation window.

To sum up, the utility model discloses a beneficial technological effect does:

1. because the temperature in the furnace chamber is higher, the baffle that encircles on the stove case comes out steam thereupon in to the furnace chamber and has the effect of blockking, can prevent that steam from causing the injury to the laboratory staff, improves the security of resistance furnace in the use.

2. The burning board is taken out through adjusting the plug connector, the burning board is not required to be taken out manually, contact between experimenters and the resistance furnace is avoided, and safety of the resistance furnace in use is further improved.

Drawings

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

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

fig. 4 is an exploded view of the present invention showing the receiving plate and the plug-in unit and the placing table.

Reference numerals: 1. a furnace box; 11. a furnace shell; 12. a heat-insulating layer; 13. a refractory layer; 2. a furnace chamber; 3. a furnace door; 4. a placing table; 5. a setter plate; 6. a baffle plate; 7. a port; 8. cutting; 9. a slot; 10. inserting grooves; 14. a first cylinder; 15. a second cylinder; 16. a connecting plate; 17. inserting a rod; 18. a fixed mount; 19. a support plate; 20. chamfering; 21. a third cylinder; 22. a support plate; 23. a groove; 24. a limiting strip; 25. a strip-shaped groove; 26. and (4) an observation window.

Detailed Description

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

The utility model discloses a box resistance furnace combines fig. 1 and fig. 2, including stove case 1, stove case 1 includes stove outer covering 11, heat preservation 12 and flame retardant coating 13 that outside-in set gradually, and heat preservation 12 adopts aluminium silicate refractory fiber or ceramic fibre layer, and flame retardant coating 13 adopts resistant firebrick.

With reference to fig. 1 and 2, a furnace chamber 2 for processing objects is arranged in a furnace box 1, a furnace door 3 for covering the furnace chamber 2 is arranged on the furnace box 1, the furnace door 3 can move along the depth direction of the furnace chamber 2 on the furnace box 1 to open or close the furnace chamber 2, a placing table 4 is arranged on the surface of the furnace door 3 facing the furnace chamber 2, the placing table 4 is positioned in the furnace chamber 2 when the furnace door 3 closes the furnace chamber 2, a ceramic fireproof burning bearing plate 5 for placing objects is detachably connected on the placing table 4, the heat conduction speed of the ceramic fireproof burning bearing plate 5 is high, the burning bearing objects are heated uniformly, and the product quality is high.

Referring to fig. 1 and 2, a baffle 6 slidably connected along the depth direction of the furnace chamber 2 is arranged on the furnace door 3, the baffle 6 is a fire-resistant heat-insulating plate, the baffle 6 is located between the furnace shell 11 and the heat-insulating layer 12, the baffle 6 surrounds the furnace box 1, a through hole 7 for moving out the burning board 5 is arranged on one side baffle 6, and a driving piece for driving the furnace door 3 to move is arranged on the furnace box 1.

After the object is processed in the furnace chamber 2, the adjusting driving piece drives the furnace door 3 to move towards the direction far away from the furnace chamber 2, the furnace door 3 drives the burning board 5 on the placing table 4 to move out of the furnace chamber 2, and the experimenter can take out the object on the burning board 5 through the through hole 7. At the moment, the baffle 6 surrounding the furnace box 1 moves out along with the movement of the furnace door 3, and because the temperature in the furnace chamber 2 is higher, the baffle 6 has the blocking effect on hot gas coming out of the furnace chamber 2, the hot gas can be prevented from causing damage to experimenters, and the safety of the resistance furnace in the using process is improved.

As shown in FIG. 1, in order to facilitate the experimenter to observe the condition that the setter plate 5 is moved out of the furnace chamber 2, a transparent observation window 26 with high temperature resistance is arranged at the position of the baffle 6 close to the through opening 7.

As shown in fig. 1, the driving member includes a third cylinder 21 fixedly disposed on the oven box 1, a piston rod of the third cylinder 21 is parallel to the depth direction of the oven chamber 2, support plates 22 are disposed on the oven door 3 and located at two sides of the oven door 3, and a piston rod of the third cylinder 21 is connected to the support plates 22.

When the oven door 3 needs to be moved, the third cylinder 21 is adjusted to drive the support plate 22 to move, and the support plate 22 drives the oven door 3 to move towards the direction close to or far away from the oven chamber 2, so that the opening and closing of the oven door 3 are realized.

With reference to fig. 2 and 3, when the furnace door 3 drives the baffle 6 to move, in order to prevent the tester from inadvertently sliding the baffle 6 off the furnace box 1, a groove 23 is formed in the furnace box 1, the baffle 6 is slidably connected in the groove 23, a limiting strip 24 is arranged at the end of the baffle 6 far away from the furnace door 3, and a strip-shaped groove 25 for sliding the limiting strip 24 is formed in the side wall of the groove 23.

When baffle 6 removed, spacing 24 slided in rectangular shape groove 25, and when spacing 24 butt to rectangular shape groove 25 was close to recess 23 opening side's lateral wall on baffle 6 no longer removed, guaranteed 6 effects of blockking to steam of baffle, and then guaranteed the security of resistance furnace in the use.

As shown in fig. 1, in order to facilitate an experimenter to take and place objects on the burning board 5 from the through opening 7, an insertion groove 10 is formed in a surface of the burning board 5 facing the through opening 7, a fixing frame 18 is arranged on a side wall of the furnace box 1, a first air cylinder 14 is arranged on the fixing frame 18, a piston rod of the first air cylinder 14 is parallel to the height direction of the furnace box 1, a supporting plate 19 is arranged on a piston rod of the first air cylinder 14, a second air cylinder 15 is arranged on the supporting plate 19, a piston rod of the second air cylinder 15 is arranged facing the insertion groove 10, and a plug connector capable of being inserted into the insertion groove 10 is arranged on a piston rod of the.

When the object on the burning board 5 needs to be taken out, the second cylinder 15 is adjusted to plug the plug connector into the plug-in groove 10, then the first cylinder 14 is adjusted to drive the second cylinder 15 to move upwards through the supporting plate 19, so that the plug strip 8 of the burning board 5 is separated from the slot 9, the burning board 5 is separated from the placing table 4, the second cylinder 15 is adjusted to drive the burning board 5 to move, and the burning board 5 is stably taken out through the through hole 7.

As shown in fig. 4, in order to further increase the stability of the setter plate 5 in the taking-out process, the inserting grooves 10 are provided in plurality, the inserting pieces include connecting plates 16 fixedly provided on the piston rods, a plurality of inserting rods 17 inserted into the inserting grooves 10 are provided on the connecting plates 16, and the stability of the setter plate 5 can be enhanced by the cooperation of the plurality of inserting rods 17 and the inserting grooves 10.

As shown in fig. 4, the burning board 5 is provided with a slip 8 on the surface close to the placing table 4, and the placing table 4 is provided with a slot 9 for the slip 8 to be inserted. The inserting strips 8 are inserted into the inserting grooves 9, the burning board 5 can be fixed on the placing table 4, and the burning board 5 is prevented from sliding on the placing table 4. When the setter plate 5 needs to be detached from the placement table 4, the slip 8 may be detached from the slot 9.

As shown in fig. 4, the openings of the slot 9 and the insertion slot 10 are provided with chamfers 20. The chamfer 20 has a certain guiding function for the movement of the inserting bar 8 and the inserting rod 17 into the slot 9 and the inserting groove 10, so that the inserting of the inserting bar 8 and the inserting rod 17 is facilitated.

The implementation principle of the embodiment is as follows:

after the object is processed in the oven chamber 2, the experimenter adjusts the third cylinder 21 to drive the support plate 22 to move, and the support plate 22 drives the oven door 3 to move towards the direction far away from the oven chamber 2, so that the oven door 3 is opened. The furnace gate 3 drives the burning board 5 of holding on placing the platform 4 and moves to outside the furnace chamber 2 together, and the baffle 6 that encircles on the furnace case 1 this moment slides in recess 23, and baffle 6 shifts out along with the removal of furnace gate 3, because the temperature is higher in the furnace chamber 2, and baffle 6 comes out steam to have the effect of blockking in the furnace chamber 2, can prevent that steam from causing the injury to the laboratory technician, improves the security of resistance furnace in the use. Adjust second cylinder 15 this moment and peg graft the plug connector in inserting groove 10, then adjust first cylinder 14 and drive second cylinder 15 rebound through backup pad 19 for the cutting 8 and the slot 9 of holding fever board 5 break away from, and then will hold fever board 5 and break away from and place platform 4, adjust second cylinder 15 this moment and drive and hold fever board 5 and remove, will hold fever board 5 and steadily take out through opening 7. The burning bearing plate 5 is not required to be taken out manually, contact between experimenters and the resistance furnace is avoided, and safety of the resistance furnace in use is further improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a box resistance furnace, includes stove case (1), stove case (1) includes stove outer covering (11), heat preservation (12) and flame retardant coating (13) that outside-in set gradually, be provided with stove chamber (2) that are used for processing the article in stove case (1), be provided with furnace gate (3) that are used for hiding stove chamber (2) on stove case (1), its characterized in that: the furnace door (3) can move on the furnace box (1) along the depth direction of the furnace chamber (2) to realize the opening or closing of the furnace chamber (2), a placing platform (4) is arranged on the surface of the furnace door (3) facing the furnace chamber (2), when the furnace door (3) closes the furnace chamber (2), the placing platform (4) is positioned in the furnace chamber (2), the placing table (4) is detachably connected with a burning bearing plate (5) for placing objects, the furnace door (3) is provided with a baffle (6) which is connected with the furnace chamber (2) in a sliding way along the depth direction, the baffle (6) is positioned between the furnace shell (11) and the heat-insulating layer (12), the baffle (6) surrounds the furnace box (1), a through hole (7) for moving out the burning plate (5) is arranged on the baffle (6) on one side, the oven box (1) is provided with a driving piece for driving the oven door (3) to move.

2. A box-type electric resistance furnace according to claim 1, characterized in that: the surface of the burning board (5) close to the placing table (4) is provided with an inserting strip (8), and the placing table (4) is provided with a slot (9) for inserting the inserting strip (8).

3. A box-type electric resistance furnace according to claim 2, characterized in that: socket joint groove (10) have been seted up on holding fever board (5) towards the face of opening (7), be provided with on stove case (1) lateral wall mount (18), be provided with first cylinder (14) on mount (18), the piston rod of first cylinder (14) is on a parallel with stove case (1) direction of height, be provided with backup pad (19) on the piston rod of first cylinder (14), be provided with second cylinder (15) on backup pad (19), the piston rod of second cylinder (15) sets up towards socket joint groove (10), be provided with the plug connector that can peg graft in socket joint groove (10) on the piston rod of second cylinder (15).

4. A box-type electric resistance furnace according to claim 3, characterized in that: the plug-in connection groove (10) is provided with a plurality of plug-in connection grooves, the plug connector comprises a connecting plate (16) fixedly arranged on a piston rod of the second air cylinder (15), and a plurality of plug rods (17) which are plugged into the plug-in connection grooves (10) are arranged on the connecting plate (16).

5. A box-type electric resistance furnace according to claim 3, characterized in that: chamfers (20) are arranged at the openings of the slot (9) and the insertion slot (10).

6. A box-type electric resistance furnace according to claim 1, characterized in that: the driving piece comprises a third cylinder (21) fixedly arranged on the oven box (1), a piston rod of the third cylinder (21) is parallel to the depth direction of the oven chamber (2), support plates (22) are arranged on the oven door (3) and located on two sides of the oven door (3), and a piston rod of the third cylinder (21) is connected to the support plates (22).

7. A box-type electric resistance furnace according to claim 1, characterized in that: the furnace box (1) is provided with a groove (23), the baffle (6) is connected in the groove (23) in a sliding mode, the end portion, far away from the furnace door (3), of the baffle (6) is provided with a limiting strip (24), and the side wall of the groove (23) is provided with a strip-shaped groove (25) for the limiting strip (24) to slide.

8. A box-type electric resistance furnace according to claim 1, characterized in that: and a high-temperature-resistant transparent observation window (26) is arranged at the position, close to the through opening (7), of the baffle (6).