Clean rotary kiln sealing structure for hazardous waste treatment

Abstract

The utility model discloses a cleaning type rotary kiln sealing structure for hazardous waste treatment, relates to the technical field of cleaning type rotary kiln sealing structures for hazardous waste treatment, and aims to solve the problems that an existing hazardous waste chemical kiln is strict in use, high in air tightness requirement, poor in sealing performance and the like. In order to solve the problem that the air tightness of flexible sealing of fish scales is good, and the air tightness in a kiln is still poor due to the fact that an existing fish scale sealing structure is in a single sealing mode, the rotary kiln comprises a first rotary kiln body and a second rotary kiln body, an annular plate is installed at the end of the first rotary kiln body, and an annular groove is formed in the end of the second rotary kiln body. An annular groove is formed in the first rotary kiln body, an annular sealing gasket is installed in the annular groove, the annular plate is arranged in the annular groove, the joint of the first rotary kiln body and the second rotary kiln body is sleeved with an annular piece, sealing rings are installed at the two ends of the annular piece respectively, and the first rotary kiln body and the second rotary kiln body are sleeved with the sealing rings respectively.

Description

Technical Field

[0001] The utility model relates to the technical field of clean rotary kilns, in particular to a clean rotary kiln sealing structure for hazardous waste treatment. Background Art

[0002] Environmental protection rotary kiln is a kind of rotary kiln equipment. In many production industries such as building materials, metallurgy, chemical industry, environmental protection, etc., rotary kiln is widely used to carry out mechanical, physical or chemical treatment of solid materials. This type of equipment is called rotary kiln. Rotary kiln refers to rotary calcining kiln (commonly known as rotary kiln), which belongs to the category of building materials equipment;

[0003] The current chemical kilns for hazardous waste are used in a stricter manner and have higher requirements for air tightness. The fish scale flexible seal has better air tightness, but the existing fish scale seal structure is a single seal and still has the problem of poor air tightness in the kiln. Summary of the invention

[0004] In view of the shortcomings of the prior art, the utility model provides a clean rotary kiln sealing structure for hazardous waste treatment, which solves the problem that the current chemical kilns for hazardous waste are strictly used and have high requirements for air tightness. The fish scale flexible seal has better air tightness, while the existing fish scale sealing structure is a single seal and still has the problem of poor air tightness in the kiln.

[0005] To achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: a clean rotary kiln sealing structure for hazardous waste treatment, comprising a first rotary kiln body and a second rotary kiln body, an annular plate is installed at the end of the first rotary kiln body, an annular groove is opened at the end of the second rotary kiln body, an annular sealing gasket is installed in the annular groove, the annular plate is placed in the annular groove, an annular part is jacketed at the connection between the first rotary kiln body and the second rotary kiln body, sealing rings are respectively installed at both ends of the annular part, the sealing rings are respectively sleeved on the outside of the first rotary kiln body and the second rotary kiln body, the first rotary kiln body and the second rotary kiln body are respectively sleeved with circular rings, external thread grooves are respectively processed in the circular rings, the first rotary kiln body and the second rotary kiln body are respectively opened with internal thread grooves, and the external thread grooves are respectively sleeved in the internal thread grooves.

[0006] Preferably, a workbench is installed outside the annular member, an auxiliary structure is installed on the workbench, and the auxiliary structure includes a frame, a roller and a pin;

[0007] The frame is installed on the workbench, the roller is rotatably connected with the frame through a pin shaft, and the roller contacts the ring member.

[0008] Preferably, a telescopic structure is installed between the frame and the workbench, and the telescopic structure includes a cylinder, a round rod, a threaded hole and a threaded rod;

[0009] The cylinder is installed on the frame, the round rod is placed in the cylinder, the threaded hole is opened on the cylinder, the threaded rod is sleeved in the threaded hole, the threaded rod is pressed against the round rod, and the round rod is installed on the workbench.

[0010] Preferably, the round rod is connected to the workbench via a connecting structure, and the connecting structure includes a bolt and a threaded opening;

[0011] The bolt is installed on the round rod, the threaded opening is opened on the workbench, and the bolt is sleeved in the threaded opening.

[0012] Preferably, a rotating block is installed on the threaded rod, and connecting grooves are opened on the rotating block. The number of the connecting grooves is not less than eight, and the connecting grooves are equidistantly distributed on the rotating block.

[0013] Preferably, an ear plate is installed outside the circular ring, and the ear plate is arranged corresponding to the circular ring.

[0014] The utility model provides a clean rotary kiln sealing structure for hazardous waste treatment.

[0015] Beneficial effects:

[0016] When the first rotary kiln body is connected with the second rotary kiln body, the annular plate is inserted into the annular groove and pressed against the sealing gasket, so that the first rotary kiln body and the second rotary kiln body are connected with the first sealing, and then the annular member with the sealing ring is sleeved on the connection between the first rotary kiln body and the second rotary kiln body. At this time, the external thread groove on the ring is screwed on the internal thread groove on the first rotary kiln body and the second rotary kiln body, and the ring is pressed against the sealing ring, so that the first rotary kiln body and the second rotary kiln body are connected with the second sealing, and the double sealing makes the airtightness of the connection between the first rotary kiln body and the second rotary kiln body better. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the frame, roller and pin of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the circular ring, external thread groove and ear plate of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the annular member and the sealing ring of the utility model.

[0021] In the figure: 1 the first rotary kiln body, 2 the second rotary kiln body, 3 the annular plate, 4 the connecting structure, 401 the bolt, 402 the threaded opening, 5 the annular groove, 6 the annular sealing gasket, 7 the annular member, 8 the sealing ring, 9 the circular ring, 10 the external thread groove, 11 the internal thread groove, 12 the auxiliary structure, 13 the frame, 14 the roller, 15 the pin, 16 the telescopic structure, 17 the cylinder, 18 the round rod, 19 the threaded hole, 20 the threaded rod, 21 the rotating block, 22 the connecting groove, 23 the ear plate, 24 the working table. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principles and processes, and no longer explains the electrical control.

[0024] Embodiment 1:

[0025] Depend on Figure 1 , Figure 3 and Figure 4 It can be seen that a clean rotary kiln sealing structure for hazardous waste treatment includes a first rotary kiln body 1 and a second rotary kiln body 2, an annular plate 3 is installed at the end of the first rotary kiln body 1, an annular groove 5 is opened at the end of the second rotary kiln body 2, an annular sealing gasket 6 is installed in the annular groove 5, the annular plate 3 is placed in the annular groove 5, a ring member 7 is jacketed at the connection between the first rotary kiln body 1 and the second rotary kiln body 2, sealing rings 8 are respectively installed at both ends of the annular member 7, the sealing rings 8 are respectively sleeved on the outside of the first rotary kiln body 1 and the second rotary kiln body 2, the first rotary kiln body 1 and the second rotary kiln body 2 are respectively sleeved with circular rings 9, and external thread grooves 10 are respectively processed in the circular rings 9, and internal thread grooves 11 are respectively opened on the outside of the first rotary kiln body 1 and the second rotary kiln body 2, and the external thread grooves 10 are respectively sleeved in the internal thread grooves 11;

[0026] In the specific implementation process, it is worth pointing out that the first rotary kiln body 1 can be manually connected to an external high-pressure jet structure to clean the rotary kiln, the annular plate 3 is welded at the middle position of the connecting end of the first rotary kiln body 1, the annular groove 5 is opened at the middle position of the connecting end of the second rotary kiln body 2, the thickness of the annular plate 3 is consistent with the inner diameter height of the annular groove 5, the annular plate 3 is made of stainless steel, the sealing gasket 6 is consistent with the thickness of the annular plate 3, the length of the sealing gasket 6 and the length of the annular plate 3 are equal to the depth of the annular groove 5, the sealing gasket 6 and the sealing ring 8 are both made of high temperature resistant materials, which can be selected according to the needs of use, and the middle position of the ring member 7 is located at the connection between the first rotary kiln body 1 and the second rotary kiln body 2;

[0027] Specifically, when the first rotary kiln body 1 is connected to the second rotary kiln body 2, the annular plate 3 is inserted into the annular groove 5 and pressed against the sealing gasket 6, so that the first rotary kiln body 1 and the second rotary kiln body 2 are connected to the first sealing, and then the annular member 7 with the sealing ring 8 is sleeved on the connection between the first rotary kiln body 1 and the second rotary kiln body 2. At this time, the external thread groove 10 on the ring 9 is screwed on the internal thread groove 11 on the first rotary kiln body 1 and the second rotary kiln body 2, and the ring 9 is pressed against the sealing ring 8, so that the first rotary kiln body 1 and the second rotary kiln body 2 are connected to the second sealing, and the double sealing makes the airtightness of the connection between the first rotary kiln body 1 and the second rotary kiln body 2 better.

[0028] Embodiment 2:

[0029] Depend on Figure 1-3 It can be seen that a workbench 24 is installed outside the ring member 7, and an auxiliary structure 12 is installed on the workbench 24. The auxiliary structure 12 includes a frame 13, a roller 14 and a pin 15;

[0030] The frame 13 is mounted on the workbench 24, and the roller 14 is rotatably connected to the frame 13 via the pin 15, and the roller 14 contacts the ring member 7;

[0031] In the specific implementation process, it is worth pointing out that the ring member 7 is placed on the workbench 24, and the workbench 24 is equipped with a power structure for driving the rotary kiln, which is a prior art, so it is not described in detail. The frame 13 can be installed on the workbench 24 by bolting or welding, and a telescopic rod can be welded at the connection between the frame 13 and the workbench 24 to adjust the position between the roller 14 and the ring member 7;

[0032] Specifically, when the rotary kiln is driven to rotate by an external driving roller, the roller 14 contacts the ring member 7 outside the rotary kiln. At this time, the roller 14 rotates on the frame 13 through the pin 15, and assists in supporting the ring member 7 and makes it rotate smoothly, so as to prevent the connection between the first rotary kiln body 1 and the second rotary kiln body 2 from collapsing and affecting the sealing performance;

[0033] Furthermore, a telescopic structure 16 is installed between the frame 13 and the workbench 24, and the telescopic structure 16 includes a cylinder 17, a round rod 18, a threaded hole 19 and a threaded rod 20;

[0034] The cylinder 17 is mounted on the frame 13, the round rod 18 is placed in the cylinder 17, the threaded hole 19 is opened on the cylinder 17, the threaded rod 20 is sleeved in the threaded hole 19, the threaded rod 20 is pressed against the round rod 18, and the round rod 18 is mounted on the workbench 24;

[0035] In the specific implementation process, it is worth pointing out that the outer diameter of the round rod 18 is consistent with the inner diameter of the cylinder 17, the threaded hole 19 penetrates the inside of the cylinder 17, and the round rod 18 can be installed on the workbench 24 by bolting, so as to facilitate installation or removal;

[0036] Specifically, according to the distance between the roller 14 and the outer ring member 7 of the rotary kiln, the cylinder 17 is adjusted to be telescopic along the outer side of the round rod 18. After the adjustment is completed, the threaded rod 20 is screwed inwardly in the threaded hole 19 and pressed against the round rod 18 to fix the adjusted position of the roller 14. At this time, the roller 14 contacts the ring member 7.

[0037] Furthermore, the round rod 18 is connected to the workbench 24 via a connecting structure 4, and the connecting structure 4 includes a bolt 401 and a threaded opening 402;

[0038] The bolt 401 is installed on the round rod 18, and the threaded opening 402 is opened on the workbench 24, and the bolt 401 is sleeved in the threaded opening 402;

[0039] In the specific implementation process, it is worth pointing out that according to the specific length design of the bolt 401 and the depth design of the threaded opening 402, after the bolt 401 is screwed into the threaded opening 402, the front side of the roller 14 contacts the ring member 7;

[0040] Specifically, the bolt 401 on the round rod 18 is screwed into the threaded opening 402, so that the roller 14 is installed on the workbench 24, which is convenient for installation or removal;

[0041] Furthermore, a rotating block 21 is mounted on the threaded rod 20, and a connecting groove 22 is formed on the rotating block 21. The number of the connecting grooves 22 is not less than eight, and the connecting grooves 22 are evenly distributed on the rotating block 21.

[0042] In the specific implementation process, it is worth pointing out that the rotating block 21 is equal to the screw head structure of the screw, and the connecting groove 22 matches the spline groove of the external electric wrench, and can be adjusted by the external electric handle;

[0043] Specifically, the head of the external electric wrench is mounted on the rotating block 21, and the internal protruding block is inserted into the corresponding connecting groove 22 on the rotating block 21, so that the threaded rod 20 can be rotated by electric drive;

[0044] On the basis of the above-mentioned embodiment 1, an ear plate 23 is installed outside the ring 9, and the ear plate 23 is arranged corresponding to the ring 9;

[0045] In the specific implementation process, it is worth noting that the ear plate 23 is mounted on the ring 9 by welding;

[0046] Specifically, the external pneumatic hammer can hit the ear plate 23 and drive the ring 9 to rotate.

[0047] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0048] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0049] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A clean rotary kiln sealing structure for hazardous waste treatment, comprising a first rotary kiln body (1) and a second rotary kiln body (2), characterized in that: An annular plate (3) is installed at the end of the first rotary kiln body (1), an annular groove (5) is provided at the end of the second rotary kiln body (2), an annular sealing gasket (6) is installed in the annular groove (5), the annular plate (3) is placed in the annular groove (5), an annular member (7) is provided on the outer sleeve of the connection between the first rotary kiln body (1) and the second rotary kiln body (2), sealing rings (8) are respectively installed at both ends of the annular member (7), the sealing rings (8) are respectively sleeved on the outside of the first rotary kiln body (1) and the second rotary kiln body (2), a circular ring (9) is respectively sleeved on the outside of the first rotary kiln body (1) and the second rotary kiln body (2), an external thread groove (10) is respectively processed in the inside of the circular ring (9), an internal thread groove (11) is respectively provided on the outside of the first rotary kiln body (1) and the second rotary kiln body (2), the external thread groove (10) is respectively sleeved in the internal thread groove (11).

2. The clean rotary kiln sealing structure for hazardous waste treatment according to claim 1 is characterized in that: A workbench (24) is installed outside the annular member (7), an auxiliary structure (12) is installed on the workbench (24), and the auxiliary structure (12) includes a frame (13), a roller (14) and a pin (15); The frame (13) is installed on a workbench (24), the roller (14) is rotatably connected to the frame (13) via a pin shaft (15), and the roller (14) contacts the ring member (7).

3. The clean rotary kiln sealing structure for hazardous waste treatment according to claim 2 is characterized in that: A telescopic structure (16) is installed between the frame (13) and the workbench (24), and the telescopic structure (16) comprises a cylinder (17), a round rod (18), a threaded hole (19) and a threaded rod (20); The cylinder (17) is mounted on the frame (13), the round rod (18) is placed inside the cylinder (17), the threaded hole (19) is formed on the cylinder (17), the threaded rod (20) is sleeved in the threaded hole (19), the threaded rod (20) is pressed against the round rod (18), and the round rod (18) is mounted on a workbench (24).

4. The clean rotary kiln sealing structure for hazardous waste treatment according to claim 3 is characterized in that: The round rod (18) and the workbench (24) are connected via a connecting structure (4), and the connecting structure (4) comprises a bolt (401) and a threaded opening (402); The bolt (401) is installed on the round rod (18), the threaded opening (402) is opened on the workbench (24), and the bolt (401) is sleeved in the threaded opening (402).

5. The clean rotary kiln sealing structure for hazardous waste treatment according to claim 3 is characterized in that: A rotating block (21) is mounted on the threaded rod (20), and the rotating block (21) is provided with connecting grooves (22). The number of the connecting grooves (22) is not less than eight, and the connecting grooves (22) are evenly distributed on the rotating block (21).

6. The clean rotary kiln sealing structure for hazardous waste treatment according to claim 1, characterized in that: An ear plate (23) is installed outside the circular ring (9), and the ear plate (23) is arranged corresponding to the circular ring (9).

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