Lifting heating furnace door capable of cooling

Abstract

The lifting heating furnace door is provided with a furnace door body, the furnace door body is arranged at the position of a furnace opening of a heating furnace, a supporting frame is arranged on the periphery of the furnace door body, a hoisting mechanism used for hoisting the furnace door body is arranged on the supporting frame, and sealing guide structures are arranged on the left side and the right side of the furnace door body respectively. Multiple S-shaped cooling water channels are arranged in the furnace door body, a cooling water inlet and a cooling water outlet are formed in the left side and the right side of the upper portion of the furnace door body respectively, and the cooling water inlet and the cooling water outlet are connected with a cooling water leading-in pipe and a cooling water leading-out pipe through quick connectors respectively. According to the furnace door, improvement measures are taken on the basis of an existing furnace door of the heating furnace, so that the furnace door of the heating furnace has better sealing and heat preservation effects, the furnace door body has certain cooling capacity, the furnace door body can be better prevented from being deformed due to heating, the service life of the furnace door body is prolonged, and the service life of the furnace door is prolonged. The method has good practical use and popularization values.

Description

TECHNICAL FIELD

[0001] The utility model relates to die steel production heating equipment technical field especially a kind of cooling lifting heating furnace door. BACKGROUND

[0002] In die steel production workshop, before carrying out the process processing of various steel bars, many need to be heated, that is, die steel bar is sent into heating furnace and heated, and the furnace door of heating furnace needs to be opened at any time conveniently, but the furnace door usually needs to have heat preservation effect, so it is generally large and heavy, but the furnace door of current heating furnace has the problems of inconvenient opening, poor sealing and heat preservation effect, and deformation due to long-term heating and poor cooling, which affects service life. SUMMARY

[0003] The utility model discloses to aim at above -mentioned situation, provide a kind of cooling lifting heating furnace door, the furnace door of this heating furnace is formed on the basis of existing furnace door with improvement measures, with better heat preservation effect, and cooling structure is designed to furnace door body, which can prolong service life.

[0004] The specific scheme of the utility model is: a kind of cooling lifting heating furnace door, with furnace door body, furnace door body is placed at the furnace mouth of heating furnace, support frame is provided on the periphery of furnace door body, hoisting mechanism for hoisting furnace door body is equipped on support frame, sealing guide structure is respectively provided on the left and right sides of furnace door body, multiple S-shaped cooling water channels are arranged in the inside of furnace door body, cooling water inlet and cooling water outlet are respectively provided on the left and right sides of the upper portion of furnace door body, cooling water inlet and cooling water outlet are respectively connected with cooling water inlet pipe and cooling water outlet pipe by quick connector.

[0005] Further, the sealing guide structure includes L-shaped bent blocking plates provided on the left and right sides of the furnace door body, the L-shaped bent blocking plates are arranged from top to bottom along the side edges of the furnace door body, the openings of the L-shaped bent blocking plates face the outer side of the furnace door body, a back-shaped buckle blocking plate is further provided corresponding to each side L-shaped bent blocking plate, one end of the back-shaped buckle blocking plate is fixedly arranged on the furnace body on the left and right sides of the furnace door body, the other end of the back-shaped buckle blocking plate is inserted into the corresponding L-shaped bent blocking plate to form a back-shaped sealing opening, and the back-shaped buckle blocking plate and the L-shaped bent blocking plate are slidably inserted.

[0006] Further, the rear side of the L-shaped bent blocking plate is provided with a high-temperature-resistant sealing rubber pad, and the sealing rubber pad is in sealing contact with the furnace wall on the left and right sides of the furnace door body.

[0007] Further, the lifting mechanism includes a supporting fixed pulley, a reversing fixed pulley, a counterweight lifting rod, a counterweight block and a lifting steel wire rope, wherein the supporting fixed pulley and the reversing fixed pulley are arranged on the supporting frame, the supporting fixed pulley is arranged directly above the furnace door body, the reversing fixed pulley is arranged obliquely on one side of the top of the supporting frame, one end of the counterweight lifting rod is hinged to the middle of the side wall of the supporting frame, the counterweight block is hung on the outer end of the counterweight lifting rod, one end of the lifting steel wire rope is connected to the middle of the top of the furnace door body, and the other end of the lifting steel wire rope is wound around the supporting fixed pulley and the reversing fixed pulley and connected to the counterweight lifting rod.

[0008] Further, the lifting mechanism includes a supporting fixed pulley, a reversing fixed pulley, a counterweight lifting rod, a counterweight block and a lifting steel wire rope, wherein the supporting fixed pulley and the reversing fixed pulley are arranged on the supporting frame, the supporting fixed pulley is arranged directly above the furnace door body, the reversing fixed pulley is arranged obliquely on one side of the top of the supporting frame, one end of the counterweight lifting rod is hinged to the middle of the side wall of the supporting frame, the counterweight block is hung on the outer end of the counterweight lifting rod, one end of the lifting steel wire rope is connected to the middle of the top of the furnace door body, and the other end of the lifting steel wire rope is wound around the supporting fixed pulley and the reversing fixed pulley and connected to the counterweight lifting rod.

[0009] Further, the top of the furnace door body is provided with two inclined surfaces, and the cooling water inlet and the cooling water outlet are arranged on the two inclined surfaces, respectively.

[0010] The utility model discloses an improved measure on the basis of the existing heating furnace door, so that the furnace door of heating furnace not only has better sealing and heat preservation effect, but also has certain cooling and cooling capacity, can better prevent the heating deformation of furnace door body, improves its service life, and has good practical use and popularization value. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the front direction structure schematic diagram of the utility model;

[0012] Figure 2 It is the top direction structure schematic diagram of the sealing guide structure part of the utility model;

[0013] Figure 3 It is Figure 2 The structure enlarged diagram of K in

[0014] In the drawing: 1 - heating furnace body, 2 - furnace door body, 3 - cooling water inlet, 4 - supporting frame, 5 - branch lifting ring pole, 6 - supporting fixed pulley, 7 - back-shaped buckle sealing plate, 8 - lifting steel wire rope, 9 - L-shaped bending stop sealing plate, 10 - reversing fixed pulley, 11 - cooling water outlet pipe, 12 - counterweight lifting rod, 13 - counterweight block, 14 - cooling water outlet, 15 - sealing rubber pad. DETAILED DESCRIPTION

[0015] The technical scheme of the utility model will be described clearly and completely in combination with the drawings of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative work belong to the protection scope of the utility model. In the description of the utility model, it needs to be explained that the terms "upper", "lower", "inner", "outer" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship of the utility model product when it is usually placed, which is only for the convenience of describing the utility model or simplifying the description, and is not intended to indicate or imply that the indicated device or element must have a particular orientation, be constructed in a particular orientation or be operated, so it cannot be understood as a limitation on the utility model.

[0016] In the description of the utility model, it also needs to be explained that, unless otherwise explicitly specified and limited, the terms "arrange", "mount", "connect" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be direct connection, or indirect connection through intermediate medium, it can be the communication inside two elements. For the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0017] Referring to Figures 1 to 3 The utility model discloses a kind of cooling lifting heating furnace door, with furnace door body 2, furnace door body is arranged at the furnace mouth on the furnace body 1 of heating furnace, support frame 4 is provided at the periphery of furnace door body, the lifting mechanism for lifting furnace door body is equipped on the support frame, left and right sides of the furnace door body are provided with sealing guide structure respectively, multiple S-shaped arrangement cooling water channel is provided in the furnace door body, cooling water inlet 3 and cooling water outlet 14 are respectively equipped on the upper left and right sides of the furnace door body, cooling water inlet and cooling water outlet are respectively connected with cooling water inlet pipe and cooling water outlet pipe 11 by quick connector.Further, the sealing guide structure in the utility model includes the L-shaped bending blocking plate 9 arranged in the left and right sides of the furnace door body, the L-shaped bending blocking plate is arranged from top to bottom along the side edge of furnace door body, the opening of L-shaped bending blocking plate faces the outside of furnace door body, corresponding L-shaped bending blocking plate on each side is also provided with back-shaped buckle blocking plate 7, one end of back-shaped buckle blocking plate is fixedly arranged on the furnace body on the left and right sides of furnace door body, the other end of back-shaped buckle blocking plate is inserted into corresponding L-shaped bending blocking plate to form back-shaped seal, back-shaped buckle blocking plate and the L-shaped bending blocking plate are slidably inserted.Further, the rear side of the L-shaped bending blocking plate in the utility model is provided with high-temperature-resistant sealing rubber pad 15, which is in sealing contact with the furnace wall on the left and right sides of the furnace door body.

[0018] Furthermore, the lifting mechanism described in this embodiment includes a supporting fixed pulley 6, a reversing fixed pulley 10, a counterweight hanger 12, a counterweight block 13 and a lifting wire rope 8, wherein the supporting fixed pulley and the reversing fixed pulley are arranged on the supporting frame, the supporting fixed pulley is arranged directly above the furnace door body, and the reversing fixed pulley is arranged obliquely on the top side of the supporting frame. One end of the counterweight hanger is hinged to the middle of the side wall of the supporting frame, and the counterweight block is hung on the outer end of the counterweight hanger. One end of the lifting wire rope is connected to the middle position of the top of the furnace door body, and the other end of the lifting wire rope is wrapped around the supporting fixed pulley and the reversing fixed pulley at one time and connected to the counterweight hanger. Furthermore, the lifting wire rope of the present invention is connected to the top of the furnace door body by two branched lifting ring rods 5. The top ends of the two branched lifting ring rods are simultaneously connected to the lifting wire rope, and the lower ends of the two branched lifting ring rods are triangularly hung on the top of the furnace door body. Furthermore, the top of the furnace door body of the present invention is provided with inclined surfaces on both sides, and the cooling water inlet and cooling water outlet are respectively provided on the inclined surfaces on both sides.

[0019] The present invention is carried out as follows during specific implementation:

[0020] First, the support frame and the corresponding lifting mechanism are installed, and the structure of the furnace door body is also improved in advance, that is, multiple S-shaped cooling water channels are set inside the furnace door body, and cooling water inlet pipes and cooling water outlet pipes 11 are set on both sides of the upper part of the furnace door body. The cooling water inlet pipe and the cooling water outlet pipe 11 are respectively connected to the corresponding water supply and water storage devices. When working, the furnace door body is installed at the intersection, and one end of the paper-shaped buckle sealing plate on both sides is inserted into the corresponding L-shaped bent baffle plate to form a paper-shaped seal to form a seal. Coupled with the sealing of the sealing rubber pad, the insulation effect in the heating furnace will be very good. At the same time, at regular intervals, a certain amount of cooling water is introduced into the cooling water channel in the furnace door body to cool the furnace door body to prevent it from being burned (water does not need to be passed all the time here), effectively improving the service life of the furnace door.

[0021] The utility model makes improvement measures on the basis of the existing heating furnace door, so that the heating furnace door not only has a better sealing and heat preservation effect, but also the furnace door body itself has a certain cooling capacity, which can better prevent the furnace door body from being deformed by heat, and improve its own service life. It has good practical use and promotion value.

Claims

1. A temperature-reducing liftable heating furnace door, comprising a furnace door body, the furnace door body being placed at the furnace mouth of the heating furnace, a support frame being provided on the periphery of the furnace door body, and a hoisting mechanism for hoisting the furnace door body being provided on the support frame, characterized in that: Sealing guide structures are respectively provided on the left and right sides of the furnace door body, and multiple S-shaped cooling water channels are provided inside the furnace door body. Cooling water inlets and cooling water outlets are respectively provided on the left and right sides of the upper part of the furnace door body. The cooling water inlet and cooling water outlet are respectively connected to the cooling water inlet and cooling water outlet through quick connectors.

2. The temperature-reducing lift heating furnace door according to claim 1, characterized in that: The sealing guide structure includes an L-shaped bent sealing plate arranged on the left and right sides of the furnace door body, the L-shaped bent sealing plate is arranged from top to bottom along the side edge of the furnace door body, the opening of the L-shaped bent sealing plate faces the outside of the furnace door body, and a paper-shaped buckle sealing plate is also provided corresponding to the L-shaped bent sealing plate on each side, one end of the paper-shaped buckle sealing plate is fixedly arranged on the furnace body on both sides of the furnace door body, and the other end of the paper-shaped buckle sealing plate is inserted into the corresponding L-shaped bent sealing plate to form a paper-shaped seal, and the paper-shaped buckle sealing plate is slidably connected with the L-shaped bent sealing plate up and down.

3. The temperature-reducing liftable heating furnace door according to claim 2, characterized in that: A high-temperature resistant sealing rubber pad is provided on the rear side of the L-shaped bent sealing plate, and the sealing rubber pad is in sealing contact with the furnace body walls on both sides of the furnace door body.

4. The temperature-reducing liftable heating furnace door according to claim 1, characterized in that: The lifting mechanism includes a supporting fixed pulley, a reversing fixed pulley, a counterweight suspension rod, a counterweight block and a lifting wire rope, wherein the supporting fixed pulley and the reversing fixed pulley are arranged on the supporting frame, the supporting fixed pulley is arranged directly above the furnace door body, the reversing fixed pulley is obliquely arranged on the top side of the supporting frame, one end of the counterweight suspension rod is hinged on the middle of the side wall of the supporting frame, the counterweight block is hung on the outer end of the counterweight suspension rod, one end of the lifting wire rope is connected to the middle position of the top of the furnace door body, and the other end of the lifting wire rope is wrapped around the supporting fixed pulley and the reversing fixed pulley and connected to the counterweight suspension rod.

5. The temperature-reducing liftable heating furnace door according to claim 4, characterized in that: The lifting wire rope is connected to the top of the furnace door body by two branch lifting ring rods. The top ends of the two branch lifting ring rods are simultaneously connected to the lifting wire rope, and the lower ends of the two branch lifting ring rods are triangularly hung on the top of the furnace door body.

6. The temperature-reducing liftable heating furnace door according to claim 1, characterized in that: The two sides of the top of the furnace door body are arranged as inclined surfaces, and the cooling water inlet and the cooling water outlet are respectively arranged on the inclined surfaces on the two sides.

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