Dismounting device for small pressing plate water jacket at furnace discharge port

Abstract

The utility model relates to a dismounting device for a small pressing plate water jacket at a furnace discharge port, a screw rod penetrates through a supporting plate, a flange plate is arranged at one end of the screw rod, and a certain distance is formed between the flange plate and the supporting plate; the flange plate is connected with a water inlet pipe and / or a water return pipe on the small pressing plate water jacket; the nut is arranged on the side, away from the flange plate, of the supporting plate, and the nut is a self-locking nut. The jacks are arranged on the two sides of the small pressing plate water jacket, and the tops of the jacks abut against the surface of the supporting plate. According to the device, the threaded rod, the flange plate, the supporting plate and the nut are simply combined to form a structure capable of bearing force, then the jack is used as a lifting tool, the small pressing plate water jacket is pulled out of the large pressing plate water jacket, and the small pressing plate water jacket is easier, more convenient and faster to disassemble; operators can complete the dismounting task without complex tools or tedious steps, the dismounting efficiency is greatly improved, and the maintenance time is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to metallurgical furnace and kiln overhauling equipment technical field, concretely relates to a kind of small pressing plate water jacket's dismounting device at furnace kiln discharge port. BACKGROUND

[0002] In the metal smelting process, the stable operation of the furnace has a crucial influence on production efficiency and product quality. The discharge port of the furnace is usually provided with a small pressing plate water jacket to regulate the temperature at the outlet of the furnace and prevent equipment damage or safety hazards caused by high temperature. The small pressing plate water jacket is connected to the cooling water system through a water inlet pipe and a water return pipe to achieve effective heat transfer. In actual production, the small pressing plate water jacket is continuously scoured by the products discharged from the outlet, which causes the surface of the water jacket to be worn out and requires regular replacement of the small pressing plate water jacket. The small pressing plate water jacket is usually installed in a large pressing plate water jacket, with the back of the small pressing plate water jacket attached to the outer wall of the furnace. The outer wall of the furnace is usually built with magnesia-chrome bricks, which are baked for a long time at high temperature. After a long time of high-temperature baking, the small pressing plate water jacket and the magnesia-chrome bricks are firmly bonded, making it difficult to remove the small pressing plate. Removing the small pressing plate water jacket requires a lot of manpower and resources, and the process is slow, which affects production efficiency. SUMMARY

[0003] To address the above-mentioned problem of difficult dismounting of the small pressing plate water jacket in the prior art, the utility model provides a dismounting device for the small pressing plate water jacket at the discharge port of the furnace, which can quickly dismount the small pressing plate water jacket from the large pressing plate water jacket.

[0004] To achieve the above-mentioned purpose, the technical solution of the utility model is as follows:

[0005] A dismounting device for the small pressing plate water jacket at the discharge port of the furnace, comprising a support plate, a screw rod, a flange plate, a nut, and a jack. The screw rod passes through the support plate, with the flange plate at one end of the screw rod and a distance between the flange plate and the support plate. The flange plate is connected to the water inlet pipe and / or water return pipe on the small pressing plate water jacket. The nut is arranged on the screw rod, with the nut arranged on the side of the support plate away from the flange plate. The nut is a self-locking nut. The small pressing plate water jacket is provided with the jack on both sides, with the top of the jack resting on the surface of the support plate.

[0006] Further, the flange plate and the water inlet pipe and / or water return pipe on the small pressing plate water jacket are connected by bolts or pins.

[0007] Further, the jack includes a vertical jack, a spiral jack, a split jack, or a rack-type jack.

[0008] Further, the surface of the support plate is provided with a groove adapted to the jack.

[0009] Further, the guide plates are arranged on both sides of the support plate, one end of the guide plate is arranged on the large press plate water jacket and / or the furnace wall, the guide plate is parallel to the screw rod, and a guide groove is arranged on the guide plate.

[0010] Further, the two ends of the support plate are provided with protrusions matched with the guide grooves.

[0011] Compared with the prior art, the device has the beneficial effects that:

[0012] The device is simple in structure and convenient to operate, the screw rod, the flange plate, the support plate and the nut are simply combined to form a force-receiving structure, then the jack is used as a hoisting tool to pull out the small press plate water jacket from the large press plate water jacket, the device makes the dismounting process of the small press plate water jacket more convenient and fast, the operator can complete the dismounting task without complex tools or cumbersome steps, the dismounting efficiency is greatly improved, and the maintenance time is saved; the self-locking nut ensures the stability of the support plate and the screw rod during the dismounting process, and avoids the safety hazard caused by the loosening of the nut. BRIEF DESCRIPTION OF DRAWINGS

[0013] The embodiments of the device will be further described below with reference to the accompanying drawings, in which:

[0014] Figure 1 The device is simple in structure and convenient to operate, the screw rod, the flange plate, the support plate and the nut are simply combined to form a force-receiving structure, then the jack is used as a hoisting tool to pull out the small press plate water jacket from the large press plate water jacket, the device makes the dismounting process of the small press plate water jacket more convenient and fast, the operator can complete the dismounting task without complex tools or cumbersome steps, the dismounting efficiency is greatly improved, and the maintenance time is saved; the self-locking nut ensures the stability of the support plate and the screw rod during the dismounting process, and avoids the safety hazard caused by the loosening of the nut.

[0015] The device is simple in structure and convenient to operate, the screw rod, the flange plate, the support plate and the nut are simply combined to form a force-receiving structure, then the jack is used as a hoisting tool to pull out the small press plate water jacket from the large press plate water jacket, the device makes the dismounting process of the small press plate water jacket more convenient and fast, the operator can complete the dismounting task without complex tools or cumbersome steps, the dismounting efficiency is greatly improved, and the maintenance time is saved; the self-locking nut ensures the stability of the support plate and the screw rod during the dismounting process, and avoids the safety hazard caused by the loosening of the nut. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantages of the device more clear, the device will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the device, and are not used to limit the device.

[0017] Reference is made to the accompanying drawings Figure 1The utility model provides a kind of dismounting device of small pressing plate water jacket at furnace kiln exit, including support plate 1, screw rod 2, flange plate 3, nut 4 and jack 5;Screw rod 2 penetrates support plate 1, and one end of screw rod 2 is equipped with flange plate 3, and flange plate 3 has distance with support plate 1;Flange plate 3 is connected with the water inlet pipe and / or backwater pipe on small pressing plate water jacket 6;Nut 4 is arranged on screw rod 2, and nut 4 is arranged on the side of support plate 1 away from flange plate 3, and nut 4 is self-locking nut, prevent nut 4 from loosening due to external force in the process of dismounting;Small pressing plate water jacket 6 is equipped with jack 5 on both sides, and the top of jack 5 abuts on the surface of support plate 1.

[0018] In an embodiment of the utility model, flange plate 3 and the water inlet pipe and / or backwater pipe on small pressing plate water jacket 6 are connected by bolt or pin shaft, facilitate the dismounting and assembly of device.

[0019] In an embodiment of the utility model, jack 5 includes vertical jack, screw jack, separated jack or rack-type jack.

[0020] In an embodiment of the utility model, the surface of support plate 1 is equipped with recess matched with jack 5, prevent jack 5 from sliding or deviating in the process of dismounting.

[0021] In an embodiment of the utility model, it further includes guide plate, and guide plate is arranged on both sides of support plate 1, and one end of guide plate is arranged on large pressing plate water jacket 7 and / or furnace wall 8, guide plate is parallel with screw rod 2, and guide plate is equipped with guide groove.

[0022] In an embodiment of the utility model, both ends of support plate 1 are equipped with protrusion matched with guide groove, and guide groove can limit the moving direction of support plate 1 in the process of dismounting, to prevent it from deviating from predetermined trajectory.

[0023] When using, refer to the attached Figure 1 After assembling dismounting device, confirming nut 4 locking, the top of jack 5 is in the recess in the surface of support plate 1, adjust jack 5, so that jack 5 lifts support plate 1, to take out small pressing plate water jacket 6 from large pressing plate water jacket 7.

[0024] The utility model provides a kind of small pressing plate water jacket of kiln exit place's dismounting device, the device simple structure, easy operation, by simple combination of screw rod, flange plate, support plate and nut, the structure that can be stressed is formed, jack is used as hoisting tool again, small pressing plate water jacket is pulled out from big pressing plate water jacket, the device makes the dismounting process of small pressing plate water jacket become more convenient, operator can complete dismounting task without complex tool or tedious procedure, greatly improve dismounting efficiency, save overhaul time;Self-locking nut is used to ensure the stability of support plate and screw rod during dismounting process, avoid the security risk caused by nut loosening.

[0025] Some example embodiments of the utility model are described above, it can be understood that the above-mentioned embodiments are only used to explain the utility model, and do not constitute the limitation to the protection scope of the utility model. The features in these embodiments can be recombined in a suitable manner, and the schemes obtained thereby are still within the protection scope required by the utility model. Based on the above-mentioned embodiments, all other embodiments obtained by those skilled in the art without making creative labor, i.e. all modifications, equivalent replacements and improvements etc. made within the spirit and principles of the present application, are within the protection scope required by the utility model.

Claims

1. A disassembly device for a small pressure plate water jacket at the outlet of a furnace, characterized in that, The device includes a support plate (1), a screw (2), a flange (3), a nut (4), and a jack (5); the screw (2) passes through the support plate (1), and the flange (3) is provided at one end of the screw (2), and there is a distance between the flange (3) and the support plate (1); the flange (3) is connected to the inlet pipe and / or return pipe on the small pressure plate water jacket (6); the nut (4) is provided on the screw (2), and the nut (4) is provided on the side of the support plate (1) away from the flange (3), and the nut (4) is a self-locking nut; the jack (5) is provided on both sides of the small pressure plate water jacket (6), and the top of the jack (5) abuts against the surface of the support plate (1).

2. The disassembly device for the small pressure plate water jacket at the furnace outlet according to claim 1, characterized in that, The flange (3) is connected to the inlet pipe and / or return pipe on the small pressure plate water jacket (6) by bolts or pins.

3. The disassembly device for the small pressure plate water jacket at the furnace outlet according to claim 1, characterized in that, The jack (5) includes a vertical jack, a spiral jack, a split jack, or a rack and pinion jack.

4. The disassembly device for the small pressure plate water jacket at the furnace outlet according to claim 1, characterized in that, The surface of the support plate (1) is provided with a groove that is compatible with the jack (5).

5. The disassembly device for the small pressure plate water jacket at the furnace outlet according to claim 1, characterized in that, It also includes a guide plate, which is disposed on both sides of the support plate (1), and one end of the guide plate is disposed on the large pressure plate water jacket (7) and / or furnace wall (8). The guide plate is parallel to the screw (2) and is provided with a guide groove.

6. The disassembly device for the small pressure plate water jacket at the furnace outlet according to claim 5, characterized in that, The support plate (1) has protrusions at both ends that match the guide groove.

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