Hanging lifting appliance of pit type carburizing furnace

Abstract

The utility model belongs to the technical field of lifting appliances, and particularly relates to a suspension lifting appliance of a pit type carburizing furnace, which is characterized by comprising a lifting disc and a lifting arm, the suspension arm is located above the hanging scaffold and detachably connected with the hanging scaffold, and the side, away from the hanging scaffold, of the suspension arm is detachably connected to hoisting equipment. The suspension lifting appliance has the beneficial effects that the lifting appliance adjusts the suspension arm to be positioned right above the connecting ring, adjusts the limiting structure III to be right opposite to the gap between the adjacent guide structures I, and the suspension arm ascends after falling down, is connected to the hanging scaffold, ascends after falling down again and is disconnected from the hanging scaffold, so that the suspension lifting appliance of the pit type carburizing furnace does not need manual participation, and the labor intensity is reduced. The cost is saved, and the workpiece machining efficiency is improved; the hanging plate can be detached from the hanging scaffold and replaced by the hanging plate with the through holes in other sizes or shapes, so that the hanging sling of the pit type carburizing furnace is suitable for workpieces in different sizes or shapes.

Description

Technical Field

[0001] The utility model belongs to the technical field of lifting tools, and particularly relates to a suspension lifting tool for a pit type carburizing furnace. Background Art

[0002] For the existing suspension lifting tool of a pit type carburizing furnace, workers need to hang the lifting tool on a lifting device. After transporting it to a designated position, the workers remove the lifting tool, which greatly reduces the processing efficiency of workpieces. Moreover, the lifting tool is dedicated to one kind of workpiece and cannot be applied to workpieces with different shapes or sizes, so the practicability of the lifting tool is low. Therefore, a lifting tool that does not require workers to participate in hanging or removing and is applicable to workpieces with different shapes or sizes is particularly important. Content of the Utility Model

[0003] The utility model provides a suspension lifting tool for a pit type carburizing furnace aiming at the above problems.

[0004] The utility model relates to a suspension lifting tool for a pit type carburizing furnace, which comprises a suspension plate and a suspension arm; the suspension arm is located above the suspension plate, the suspension arm and the suspension plate are detachably connected, and one side of the suspension arm far away from the suspension plate is detachably connected to a lifting device.

[0005] Preferably, the suspension plate comprises a connecting ring, a disc, six first limiting structures and six suspension plates;

[0006] The connecting ring is detachably connected with the suspension arm, the connecting ring is fixedly connected to the center position of the disc, six plate grooves are uniformly formed in the disc outside the connecting ring, the six suspension plates are respectively clamped in the six plate grooves, and a first limiting structure is arranged at the lower edge of the suspension plate and fixedly connected with the plate groove.

[0007] Preferably, the connecting ring comprises a cylindrical ring, four first guiding structures, eight second guiding structures, eight third guiding structures and a second limiting structure;

[0008] The four first guiding structures are respectively fixedly connected to one side of the inner wall of the cylindrical ring close to the suspension arm, the two sides below the first guiding structure are respectively fixedly connected with the second guiding structures, the second limiting structure is fixedly connected to one side of the inner wall of the cylindrical ring far away from the suspension arm, the upper part of the second limiting structure is fixedly connected with the eight third guiding structures, and the four first guiding structures and the eight third guiding structures are both fixedly connected to the inner wall of the cylindrical ring.

[0009] Preferably, the suspension plate is provided with a plurality of through holes.

[0010] Preferably, the suspension arm comprises a suspension rod and a connecting head;

[0011] The connector is detachably connected to the connecting ring, the suspension rod is fixedly connected to the side of the connector away from the connecting ring, four limiting structures three are provided on the side of the connector close to the suspension rod, and the side of the suspension rod away from the connector is detachably connected to the lifting equipment through a suspension hole.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] Compared with the prior art, by using the suspension sling of the well-type carburizing furnace of the present utility model,

[0014] (1) The lifting equipment adjusts the boom to be directly above the connecting ring, and adjusts the gap between the limiting structure three and the adjacent guiding structure one. After the boom drops and then rises, the boom is connected to the hanging plate. After the boom drops again and then rises, the connection between the boom and the hanging plate is disconnected. Therefore, the suspension sling of this well-type carburizing furnace does not require manual participation, saving costs and improving the workpiece processing efficiency;

[0015] (2) The hanging plate can be removed from the hanging plate and replaced with a hanging plate with through holes of other sizes or shapes. Therefore, the suspension sling of this well-type carburizing furnace is applicable to workpieces of different sizes or shapes. Description of the Drawings

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for description in the embodiments:

[0017] Figure 1 Schematic diagram of the suspension sling of the well-type carburizing furnace provided in Embodiment 1;

[0018] Figure 2 Front view of the suspension sling of the well-type carburizing furnace provided in Embodiment 1;

[0019] Figure 3 Schematic diagram of the hanging plate provided in Embodiment 1;

[0020] Figure 4 Plane expansion diagram of the connecting ring provided in Embodiment 1;

[0021] Figure 5 Schematic diagram of the connection between the connector and the connecting ring provided in Embodiment 1.

[0022] Description of the reference numerals:

[0023] 1 - hanging plate, 2 - boom, 3 - connecting ring, 4 - disc, 5 - limiting structure one, 6 - hanging plate, 7 - plate groove, 8 - cylindrical ring, 9 - guiding structure one, 10 - guiding structure two, 11 - guiding structure three, 12 - limiting structure two, 13 - through hole, 14 - suspension rod, 15 - connector, 16 - limiting structure three, 17 - suspension hole. Detailed Embodiment

[0024] In order to more clearly understand the above-mentioned objects, features and advantages of the present utility model, the following further describes the present utility model in conjunction with the accompanying drawings and embodiments.

[0025] In the following description, many specific details are set forth in order to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Therefore, the present utility model is not limited to the limitations of the specific embodiments disclosed in the following specification.

[0026] Embodiment 1

[0027] The following combines Figures 1 - 5 to further describe the present utility model. As Figures 1 - 5 shown, a suspension hanger for a pit carburizing furnace includes a suspension plate 1 and a suspension arm 2; the suspension arm 2 is located above the suspension plate 1, the suspension arm 2 and the suspension plate 1 are detachably connected, and one side of the suspension arm 2 away from the suspension plate 1 is detachably connected to a lifting device.

[0028] As Figures 1 - 5 shown, the suspension plate 1 includes a connecting ring 3, a disc 4, six first limiting structures 5 and six suspension plates 6.

[0029] As Figures 1 - 5 shown, the connecting ring 3 is detachably connected to the suspension arm 2, the connecting ring 3 is fixedly connected to the center of the disc 4, six plate grooves 7 are evenly formed in the disc 4 outside the connecting ring 3, and six suspension plates 6 are respectively clamped in the six plate grooves 7, and a first limiting structure 5 is arranged at the lower edge of the suspension plate 6 and fixedly connected to the plate groove 7.

[0030] As Figures 1 - 5 shown, the connecting ring 3 includes a cylindrical ring 8, four first guiding structures 9, eight second guiding structures 10, eight third guiding structures 11 and a second limiting structure 12.

[0031] As Figures 1 - 5 shown, the four first guiding structures 9 are respectively fixedly connected to one side of the inner wall of the cylindrical ring 8 close to the suspension arm 2, the two sides below the first guiding structure 9 are respectively fixedly connected with the second guiding structures 10, the second limiting structure 12 is fixedly connected to one side of the inner wall of the cylindrical ring 8 away from the suspension arm 2, the second limiting structure 12 is fixedly connected with the eight third guiding structures 11 above, and the four first guiding structures 9 and the eight third guiding structures 11 are both fixedly connected to the inner wall of the cylindrical ring 8.

[0032] As Figures 1 - 5 shown, the suspension plate 6 is provided with a plurality of through holes 13.

[0033] As Figures 1 - 5 shown, the suspension arm 2 includes a suspension rod 14 and a connection head 15.

[0034] AsFigures 1 - 5 As shown, the connector 15 is detachably connected to the connecting ring 3. The suspension rod 14 is fixedly connected to the side of the connector 15 away from the connecting ring 3. Four limiting structures III 16 are provided on the side of the connector 15 close to the suspension rod 14. The side of the suspension rod 14 away from the connector 15 is detachably connected to the lifting equipment through the suspension hole 17.

[0035] Working principle: The lifting equipment adjusts the boom 2 to be directly above the connecting ring 3, and the limiting structure III 16 is aligned with the gap between the adjacent guiding structures I 9. When the boom 2 descends, the limiting structure III 16 rotates and descends along the route 1 as shown in Figure 5 As shown. When the boom 2 ascends, the limiting structure III 16 rotates and ascends along the route 2 as shown in Figure 5 As shown. At this time, the connector 15 and the connecting ring 3 are connected. When the boom 2 ascends, it drives the hanging plate 1 to ascend. When the boom 2 descends, the limiting structure III 16 rotates and descends along the route 3 as shown in Figure 5 As shown. When the boom 2 ascends, the limiting structure III 16 rotates and ascends along the route 4 as shown in Figure 5 As shown. At this time, the connector 15 and the connecting ring 3 are disconnected.

[0036] The above are only the preferred embodiments of the present invention, and it is not a limitation of the present invention in other forms. Any person skilled in the art may use the disclosed technical content to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, as long as it does not depart from the technical solution content of the present invention, any simple modification and equivalent change made to the above embodiments based on the technical essence of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. A hanging device for a pit carburizing furnace, characterized in that: It comprises a suspension plate (1) and a suspension arm (2); the suspension arm (2) is located above the suspension plate (1), the suspension arm (2) and the suspension plate (1) are detachably connected, and the side of the suspension arm (2) away from the suspension plate (1) is detachably connected to a lifting device.

2. The hanging device for a pit-type carburizing furnace according to claim 1, characterized in that: The hanging plate (1) comprises a connecting ring (3), a circular plate (4), six limiting structures (5) and six hanging plates (6); The connecting ring (3) is detachably connected to the suspension arm (2); the connecting ring (3) is fixedly connected to the center of the disk (4); the disk (4) is evenly provided with six plate grooves (7) on the outside of the connecting ring (3); the six suspension plates (6) in the plate grooves (7) are respectively clamped in the six plate grooves (7); and a limiting structure (5) is provided at the edge below the suspension plate (6) and is fixedly connected to the plate groove (7).

3. The hanging device for the pit carburizing furnace according to claim 2, characterized in that: The connecting ring (3) comprises a cylindrical ring (8), four guide structures 1 (9), eight guide structures 2 (10), eight guide structures 3 (11) and a limiting structure 2 (12); The four guide structures one (9) are respectively fixedly connected to a side of the inner wall of the cylindrical ring (8) close to the boom (2); the two sides below the guide structure one (9) are respectively fixedly connected to the guide structure two (10); the limiting structure two (12) is fixedly connected to a side of the inner wall of the cylindrical ring (8) away from the boom (2); the upper part of the limiting structure two (12) is fixedly connected to the eight guide structures three (11); the four guide structures one (9) and the eight guide structures three (11) are all fixedly connected to the inner wall of the cylindrical ring (8).

4. The hanging device for the pit type carburizing furnace according to claim 3, characterized in that: The suspension plate (6) is provided with a plurality of through holes (13).

5. The hanging device for the pit carburizing furnace according to claim 4, characterized in that: The boom (2) comprises a boom (14) and a connecting head (15); The connecting head (15) is detachably connected to the connecting ring (3), the suspension rod (14) is fixedly connected to a side of the connecting head (15) away from the connecting ring (3), four limiting structures (16) are provided on a side of the connecting head (15) close to the suspension rod (14), and a side of the suspension rod (14) away from the connecting head (15) is detachably connected to the lifting equipment via a suspension hole (17).

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