CN209857650U - Sintering machine slideway sealing device - Google Patents
Sintering machine slideway sealing device Download PDFInfo
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- CN209857650U CN209857650U CN201920486664.1U CN201920486664U CN209857650U CN 209857650 U CN209857650 U CN 209857650U CN 201920486664 U CN201920486664 U CN 201920486664U CN 209857650 U CN209857650 U CN 209857650U
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- elastic joint
- elastic
- sealing device
- sintering machine
- rail
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Abstract
The utility model discloses a sintering machine slide sealing device installs between platform truck and bellows, including installing in the elastic joint spare of platform truck bottom both sides and installing in the sealed rail of bellows top both sides, elastic joint spare's bottom surface is the elastic surface that is used for the top surface of cladding sealed rail of indent, the platform truck erects back on the track of bellows both sides, elastic joint spare's bottom surface closely laminates with the top surface of sealed rail. The utility model discloses a sintering machine slide sealing device has advantages such as sealing performance is good, degree of wear is little, long service life and improvement sintering performance.
Description
Technical Field
The utility model relates to a hot-blast sintering field especially relates to a sintering machine slide sealing device.
Background
The main components of the existing sintering machine comprise a trolley, an ignition device, an air box, a large flue, a framework and other parts, wherein the trolley is arranged above the air box and runs along rails positioned on two sides of the air box. In the sintering process, an ignition device above the trolley is ignited, a lower bellows is used for exhausting air, materials in the trolley are sintered from top to bottom under the action of pressure difference, and meanwhile, the trolley normally runs along the track under the action of a driving device.
Be equipped with sealing device usually between platform truck bottom and the bellows, prevent that outside air from leaking into between the two, because the process energy consumption not only increases because of leaking out, still can cause serious wear to the position that leaks out, when the degree of leaking out is heavier, dew condensation can appear in the department of leaking out, acid gas can form strong corrosive substance like sulfur dioxide etc. meet water in the flue gas, seriously corrode equipment component, cause the influence to the life and the operating rate of equipment.
The existing sealing device is shown in fig. 1 and 2, and the principle of the existing sealing device is that two rigid contact surfaces of a trolley sealing device and a top slideway of an air box are pressed and attached as much as possible, so that air leakage of the joint surface is prevented, and sealing is realized. The sealing device comprises a spring and a sliding plate, the sliding plate is a whole steel plate, and as the sealing surface of the existing sealing device is a joint surface between two rigid bodies, complete contact is difficult to realize in a plane, uneven gaps occur, and particularly when the equipment installation precision is not high and the mechanical deformation is large, the sealing effect is not ideal; the rigid body combination not only can generate mechanical abrasion due to local stress, but also can increase air leakage clearance due to the existence of hard clamping objects between the combination surfaces; in addition, the mechanical resistance between the rigid body joint surfaces is large, which increases the driving power of the trolley and is also disadvantageous to the smooth running of the trolley.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that to the problem that prior art exists, provide a sintering machine slide sealing device that sealing performance is good, degree of wear is little, long service life and improvement sintering performance.
In order to solve the technical problem, the utility model provides a technical scheme does:
the utility model provides a sintering machine slide sealing device installs between platform truck and bellows, including installing in the elastic joint spare of platform truck bottom both sides and installing in the sealed rail of bellows top both sides, elastic joint spare's bottom surface is the elastic surface that is used for the top surface of cladding sealed rail of indent, the platform truck erects on the track of bellows both sides back, elastic joint spare's bottom surface closely laminates with the top surface of sealed rail.
As a further improvement of the above technical solution:
the top surface of the sealing rail is a convex cambered surface, and the bottom surface of the elastic joint is a concave cambered surface.
The apex of the top surface of the sealing rail is located on the midline L of the sealing rail.
The two side surfaces of the elastic joint are elastic wall surfaces which can bend inwards under the stress condition.
The elastic joint is formed by sleeving a plurality of inserting sleeves, one end of each inserting sleeve is provided with an inserting joint with the outline smaller than the outline of the middle part of the inserting sleeve, the other end of each inserting sleeve is provided with an inserting port with the outline matched with the outline of the inserting joint, and two adjacent inserting sleeves are mutually inserted and fixed through the inserting joints and the inserting ports.
The top surface of the elastic joint is provided with a mounting plate, and the elastic joint is fixed by a fastener connecting the bottom surface of the trolley and the mounting plate.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses a sintering machine slide sealing device installs between platform truck and bellows, including installing in the elastic joint spare of platform truck bottom both sides and installing in the sealed rail of bellows top both sides, elastic joint spare's bottom surface is the elastic surface that is used for the top surface of cladding sealed rail of indent. After the trolley is erected on the rails on the two sides of the air box, the bottom surface of the elastic connecting piece is tightly attached to the top surface of the sealing rail under the action of gravity, and the concave elastic bottom surface of the elastic connecting piece can cover the joint between the trolley and the air box under the elastic action, so that the external normal-temperature air can be effectively prevented from leaking between the trolley and the air box, and the sintering effect is prevented from being influenced; when foreign matters exist between the elastic joint and the sealing rail or the top surface of the sealing rail is uneven, the elastic joint can fill gaps at all positions, and the air leakage condition is reduced. In addition, because the elastic joint and the sealing rail are in elastic contact, the elastic joint and the sealing rail are both light in abrasion degree and long in service life.
Drawings
FIG. 1 is a schematic view showing a structure of a conventional sealing device between a bogie and a bellows;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is a schematic structural diagram of the sealing device for the slideway of the sintering machine of the present invention;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3;
fig. 5 is a schematic structural diagram of the plugging sleeve in the sealing device of the slideway of the sintering machine of the present invention.
Illustration of the drawings: 1. a trolley; 11. an elastic engagement member; 111. inserting a sleeve; 112. mounting a plate; 2. an air box; 21. sealing the rail; 3. a track.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the following specific embodiments.
Example (b):
as shown in fig. 3 and 4, the sealing device for a slide of a sintering machine according to the present embodiment, which is installed between a trolley 1 and a bellows 2, includes elastic fasteners 11 installed on both sides of the bottom of the trolley 1 and sealing rails 21 installed on both sides of the top of the bellows 2, and the bottom surface of the elastic fasteners 11 is a concave elastic surface for covering the top surface of the sealing rails 21. After the trolley 1 is erected on the rails 3 on the two sides of the air box 2, the bottom surface of the elastic connecting piece 11 is tightly attached to the top surface of the sealing rail 21 under the action of gravity, and the concave elastic bottom surface of the elastic connecting piece can cover the joint between the trolley 1 and the air box 2 under the action of elasticity, so that external normal-temperature air can be effectively prevented from leaking between the trolley 1 and the air box 2, and the sintering effect is prevented from being influenced; when foreign matters exist between the elastic joint 11 and the sealing rail 21 or the top surface of the sealing rail 21 is uneven, the elastic joint 11 fills up gaps at each position due to the elasticity of the elastic joint, and the air leakage condition is reduced. In addition, because the elastic joint 11 and the sealing rail 21 are in elastic contact, the abrasion degree of the elastic joint and the sealing rail is light, and the service life is long.
In this embodiment, the elastic joint 11 is made of wear-resistant and high-temperature-resistant stainless steel, so that the elastic joint has both elasticity and wear resistance, and can resist the temperature influence in the working process.
In this embodiment, the top surface of the sealing rail 21 is a convex arc surface, and the bottom surface of the elastic joint 11 is matched with the top surface of the sealing rail 21 to form a concave arc surface. In addition, the apex of the top surface of the sealing rail 21 is located on the center line L of the sealing rail 21, so that the acting force between the sealing rail 21 and the elastic joint 11 is distributed more uniformly, and the local wear degree of the two is reduced.
In this embodiment, the two side surfaces of the elastic joint 11 are elastic wall surfaces capable of bending inward under the condition of stress, and after the trolley 1 is erected on the rails 3 on the two sides of the bellows 2, the bottom surface of the elastic joint 11 is recessed inward under the supporting force of the top surface of the sealing rail 21, and the two side surfaces are also bent inward at this time, so that the fastening and fixing effects are achieved, the top surface of the sealing rail 21 is further covered, the sealing force is enhanced, and the sealing effect is ensured.
In this embodiment, as shown in fig. 5, the elastic joint 11 is formed by sleeving a plurality of insertion sleeves 111, one end of each insertion sleeve 111 is provided with an insertion head having a profile smaller than a profile of a middle portion of the insertion sleeve 111, the other end of each insertion sleeve 111 is provided with an insertion port having an inner profile matching with the profile of the insertion head, and two adjacent insertion sleeves 111 are fixed to each other by the insertion head and the insertion port. The elastic connecting piece 11 is set to be multi-section, so that convenience in processing and dismounting is facilitated, processing precision can be improved, sealing quality is enhanced, and the plurality of inserting sleeves 111 are convenient to dismount, high in connection strength, good in effect and the like by adopting an inserting fixing mode. The top surface of the elastic joint 11 is provided with a mounting plate 112, and the elastic joint 11 is fixed by a fastening member connecting the bottom surface of the cart 1 and the mounting plate 112.
The above description is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. For those skilled in the art, the modifications and changes obtained without departing from the technical idea of the present invention should be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a sintering machine slide sealing device installs between platform truck (1) and bellows (2), its characterized in that: including installing in elastic joint spare (11) of platform truck (1) bottom both sides and installing in sealing rail (21) of bellows (2) top both sides, the bottom surface of elastic joint spare (11) is the elastic surface that is used for the top surface of cladding sealing rail (21) of indent, after on track (3) of bellows (2) both sides were erect in platform truck (1), the bottom surface of elastic joint spare (11) and the top surface of sealing rail (21) closely laminate.
2. The sintering machine slide sealing device according to claim 1, characterized in that: the top surface of the sealing rail (21) is a convex cambered surface, and the bottom surface of the elastic joint (11) is a concave cambered surface.
3. The sintering machine slide sealing device according to claim 2, characterized in that: the apex of the top surface of the sealing rail (21) is located on the midline L of the sealing rail (21).
4. The sintering machine slide sealing device according to claim 1, characterized in that: the two side surfaces of the elastic joint (11) are elastic wall surfaces which can bend inwards under the condition of stress.
5. The sintering machine slide sealing device according to claim 1, characterized in that: the elastic joint (11) is formed by sleeving a plurality of inserting sleeves (111), one end of each inserting sleeve (111) is provided with an inserting joint with the outline smaller than the outline of the middle part of the inserting sleeve (111), the other end of each inserting sleeve is provided with an inserting port with the outline matched with the outline of the inserting joint, and two adjacent inserting sleeves (111) are mutually inserted and fixed through the inserting joints and the inserting ports.
6. The sintering machine slide sealing device according to claim 1, characterized in that: the top surface of the elastic joint piece (11) is provided with a mounting plate (112), and the elastic joint piece (11) is fixed by a fastener which is used for connecting the bottom surface of the trolley (1) and the mounting plate (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920486664.1U CN209857650U (en) | 2019-04-11 | 2019-04-11 | Sintering machine slideway sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920486664.1U CN209857650U (en) | 2019-04-11 | 2019-04-11 | Sintering machine slideway sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209857650U true CN209857650U (en) | 2019-12-27 |
Family
ID=68937255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920486664.1U Active CN209857650U (en) | 2019-04-11 | 2019-04-11 | Sintering machine slideway sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209857650U (en) |
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2019
- 2019-04-11 CN CN201920486664.1U patent/CN209857650U/en active Active
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