CN209906823U - Liquid seal mechanism of converter flue oxygen lance hole - Google Patents
Liquid seal mechanism of converter flue oxygen lance hole Download PDFInfo
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- CN209906823U CN209906823U CN201920743195.7U CN201920743195U CN209906823U CN 209906823 U CN209906823 U CN 209906823U CN 201920743195 U CN201920743195 U CN 201920743195U CN 209906823 U CN209906823 U CN 209906823U
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- oxygen lance
- clamping block
- oxygen rifle
- connecting pipe
- oxygen
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Abstract
The utility model relates to a converter equipment technical field specifically is a liquid seal mechanism in converter flue oxygen rifle hole, take over, the oxygen rifle connects and hydraulic stop device including converter shell, oxygen rifle, and the oxygen rifle is taken over and is provided with the fixture block seat with converter shell's junction, and the upper and lower surface of fixture block seat is provided with the hydraulic stop device that a pair of symmetry set up, and hydraulic stop device includes that a piston section of thick bamboo, piston, fixture block and hydraulic oil connect, and inside the oxygen rifle jack that the oxygen rifle was taken over was inserted in the oxygen rifle joint cooperation, beneficial effect was: the utility model discloses an inside oil charge that carries on of piston barrel, piston barrel is inside because when the oil pressure increases, makes the piston promote the fixture block for two fixture block clamping connect to the oxygen rifle spacing, prevent that the oxygen rifle from connecting to deviate from, and a plurality of spacing holes cooperation card that the snap ring of location established a plurality of spacer pins and oxygen rifle takeover established simultaneously prevent that the oxygen rifle from connecting to take place to twist reverse the skew in the oxygen rifle jack that the oxygen rifle was taken over, and the installation is comparatively convenient quick with the location.
Description
Technical Field
The utility model relates to a converter equipment technical field specifically is a liquid seal mechanism in converter flue oxygen rifle hole.
Background
The converter is a cylindrical oxygen blowing steelmaking vessel which can tilt, the converter is inserted into the converter by an oxygen lance in the steelmaking process, oxygen is blown into molten iron to remove carbon elements in the molten iron so as to achieve the purpose of smelting, and when an oxygen lance hole in a flue of the converter is connected with the oxygen lance, good sealing connection needs to be ensured. Generally, an oxygen lance is installed and fixed on a converter through a flange, and a sealing washer is arranged at the joint of the flange, so that when the converter works for a long time, the sealing washer is easy to corrode and wear, and the sealing performance is unreliable; and the oxygen lance is complicated in installation and positioning.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a liquid seal mechanism in converter flue oxygen rifle hole to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a liquid sealing mechanism of an oxygen lance hole of a converter flue comprises a converter shell, an oxygen lance connecting pipe, an oxygen lance joint and a hydraulic limiting device, wherein the oxygen lance connecting pipe is welded on the outer wall of the converter shell, an oxygen lance jack is arranged inside the oxygen lance connecting pipe and communicated with the inside of the converter shell, a clamping block seat is arranged at the joint of the oxygen lance connecting pipe and the converter shell, a clamping block inner cavity is arranged inside the clamping block seat, a pair of symmetrically arranged hydraulic limiting devices are arranged on the upper surface and the lower surface of the clamping block seat, the hydraulic limiting devices comprise a piston cylinder, a piston, a clamping block and a hydraulic oil joint, the piston cylinder and the clamping block seat are welded and fixed, a piston cavity is arranged inside the piston cylinder, the piston cavity arranged on the piston cylinder is internally provided with a piston in a matched manner, the piston is connected with the clamping block through a piston connecting rod, the clamping blocks arranged in the, one end surface of the piston cylinder, which is far away from the connecting clamp block seat, is provided with a hydraulic oil interface, the hydraulic oil interface is connected with a hydraulic oil joint through threads, the oxygen lance joint is inserted into an oxygen lance jack of the oxygen lance connecting pipe in a matching way, the outer wall of the middle part of the oxygen lance connecting pipe is provided with a limit groove, one end of the two clamping blocks close to each other is clamped with the limit groove in a matching way, the outer wall of the oxygen lance joint is provided with a sealing oil groove, the lower end of the outer wall of the oxygen lance connecting pipe is provided with a sealing oil interface, and the sealing oil port is connected with a sealing oil joint through threads, the outer wall of the oxygen lance joint is provided with sealing pad grooves at two sides of the sealing oil groove, an O-shaped rubber ring is arranged in the sealing pad groove and is tightly contacted with the inner wall of an oxygen lance jack of the oxygen lance connecting pipe, the outer wall of the right end part of the oxygen lance joint is welded with an annular positioning snap ring, and the positioning snap ring is in close contact with the outer end face of the oxygen lance connecting pipe.
Preferably, the two clamping blocks are arranged in an up-and-down symmetrical manner, and the side walls of the clamping blocks are in matched sliding contact with the inner wall of the inner cavity of the clamping block.
Preferably, the upper surface of the clamping block arranged above is connected with the upper wall of the clamping block inner cavity of the clamping block seat through a pair of return springs, and the lower surface of the clamping block arranged below is connected with the bottom surface of the clamping block inner cavity through a pair of return springs.
Preferably, the middle parts of the surfaces of the two clamping blocks which are contacted with each other are provided with semicircular cambered surfaces, and the semicircular cambered surfaces of the two clamping blocks are in close contact with the outer wall of the limiting groove.
Preferably, the sealing oil interface arranged at the lower end of the outer wall of the oxygen lance connecting pipe corresponds to the sealing oil groove in position, and the sealing oil interface is communicated with the sealing oil groove.
Preferably, the end face of the oxygen lance connecting pipe is provided with a plurality of limiting holes, the side face of the positioning clamp ring, which is attached to the oxygen lance connecting pipe, is integrally formed with a plurality of limiting pins, and the plurality of limiting pins arranged on the positioning clamp ring are matched and clamped with the plurality of limiting holes arranged on the oxygen lance connecting pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an oil charge is carried out to the piston barrel inside, and when the piston barrel is inside because the oil pressure increases, make the piston promote the fixture block, make two fixture blocks be close to each other the clamping, spacing oxygen rifle joint, prevent that oxygen rifle joint from deviating from, a plurality of spacer pins that the locating snap ring establishes simultaneously cooperate the card with a plurality of spacing holes that the oxygen rifle was taken over and is established, prevent that oxygen rifle joint from taking place to twist and squint in the oxygen rifle jack that the oxygen rifle was taken over, and the installation is comparatively convenient quick with the location;
2. the utility model discloses a sealed oil head can come in and go out sealed oil to sealed oil groove, when sealed oil was full of sealed oil groove, then the oxygen lance connects the contact leakproofness of the oxygen lance jack inner wall of taking over with the oxygen lance superior, avoids producing the leakproofness because of wearing and tearing and reduces.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic view of the structure of the present invention during installation;
FIG. 4 is a front sectional view of the present invention;
fig. 5 is a cross-sectional view taken at B-B in fig. 4.
In the figure: the device comprises a converter shell 1, an oxygen lance connecting pipe 2, an oxygen lance joint 3, a fixture block seat 4, a hydraulic limiting device 5, a sealing oil joint 6, a limiting groove 7, a sealing oil groove 8, a piston cylinder 9, a piston 10, a fixture block 11, a hydraulic oil joint 12, a sealing pad groove 13 and a positioning clamp ring 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: a liquid seal mechanism of an oxygen lance hole of a converter flue comprises a converter shell 1, an oxygen lance connecting pipe 2, an oxygen lance joint 3 and a hydraulic limiting device 5, and is shown by combining figures 1 and 3, wherein the oxygen lance connecting pipe 2 is welded on the outer wall of the converter shell 1, an oxygen lance insertion hole is formed in the oxygen lance connecting pipe 2, the oxygen lance insertion hole is communicated with the inside of the converter shell 1, the oxygen lance joint 3 is inserted into the oxygen lance insertion hole of the oxygen lance connecting pipe 2 in a matched mode, the outer end of the oxygen lance joint 3 is connected with an air guide pipe, and oxygen is filled into the inside of the converter shell.
Referring to fig. 1 and 2, a clamping block seat 4 is arranged at the joint of the oxygen lance connecting pipe 2 and the outer wall of the converter shell 1, a clamping block inner cavity is arranged inside the clamping block seat 4, and a pair of hydraulic limiting devices 5 which are symmetrically arranged are arranged on the upper surface and the lower surface of the clamping block seat 4, as shown in fig. 2, each hydraulic limiting device 5 is composed of a piston cylinder 9, a piston 10, a clamping block 11 and a hydraulic oil joint 12, the piston cylinder 9 and the clamping block seat 4 are welded and fixed on the surface, a piston cavity is arranged inside the piston cylinder 9, a piston 10 is arranged inside the piston cavity arranged on the piston cylinder 9 in a matching manner, the piston 10 is connected with the clamping block 11 through a piston connecting rod, the clamping blocks 11 arranged in the two hydraulic limiting devices 5 are symmetrically arranged in the clamping block inner cavity arranged on the clamping block seat 4, and the side wall of the clamping block 11.
As shown in fig. 4, a hydraulic oil interface is formed on one end surface of the piston cylinder 9, which is far away from the connecting block seat 4, and an internal thread is formed on the inner wall of the hydraulic oil interface, the hydraulic oil interface is connected with a hydraulic oil joint 12 through a thread, the hydraulic oil joint 12 is connected with a hydraulic oil pipe, so that oil can be filled into and drained from the piston cylinder 9, and the piston 10 is controlled to extend up and down; as shown in fig. 5, the upper surface of the upper fixture block 11 is connected to the upper wall of the fixture block cavity of the fixture block seat 4 through a pair of return springs, and the lower surface of the lower fixture block 11 is connected to the bottom surface of the fixture block cavity through a pair of return springs, so that when the hydraulic oil in the piston cylinder 9 is discharged, the fixture block 11 is assisted to be recovered.
As shown in fig. 3, the middle outer wall of the oxygen lance connecting pipe 2 is provided with a ring groove-shaped limiting groove 7, as shown in fig. 5, the middle part of one surface of each of the two clamping blocks 11, which is in contact with each other, is provided with a semicircular arc surface, when oil is filled inside the piston cylinder 9, the piston 10 pushes the clamping blocks 11, so that the two clamping blocks 11 are close to each other and clamped, one ends of the two clamping blocks 11, which are close to each other, are clamped with the limiting groove 7 in a matching manner, so that the oxygen lance joint 3 is limited, the oxygen lance joint 3 is prevented from being separated, and the semicircular arc surfaces of the two clamping blocks 11 are in close contact with the outer wall of the limiting.
Referring to fig. 3 and 4, the outer wall of the oxygen lance joint 3 is provided with a circular annular groove-shaped sealing oil groove 8, the lower end of the outer wall of the oxygen lance adapter 2 is provided with a sealing oil connector, the sealing oil connector corresponds to the sealing oil groove 8 in position and is communicated with the sealing oil groove 8, the inner wall of the sealing oil connector is provided with internal threads, the sealing oil connector is connected with a sealing oil joint 6 through threads, the sealing oil joint 6 is connected with a sealing oil pipe, sealing oil can be fed into and discharged from the sealing oil groove 8 through the sealing oil joint 6, when the sealing oil groove 8 is filled with sealing oil, the contact sealing performance between the oxygen lance joint 3 and the inner wall of an oxygen lance jack of the oxygen lance adapter 2 is superior, the outer wall of the oxygen lance joint 3 is provided with annular groove-shaped sealing pad grooves 13 on both sides of the sealing oil groove 8, an O-shaped rubber ring is arranged inside the sealing pad groove 13, and the, preventing the sealing oil from leaking out.
Referring to fig. 3 and 4, the outer wall of the right end of the oxygen lance joint 3 is welded with an annular positioning snap ring 14, the positioning snap ring 14 is in close contact with the outer end face of the oxygen lance adapter 2, the end face of the oxygen lance adapter 2 is provided with a plurality of limiting holes, the positioning snap ring 14 and the side face of the oxygen lance adapter 2, which is attached to each other, are integrally formed with a plurality of limiting pins, and the plurality of limiting pins arranged on the positioning snap ring 14 are matched and clamped with the plurality of limiting holes arranged on the oxygen lance adapter 2, so that the oxygen lance joint 3 is prevented from twisting and deviating in oxygen lance jacks of the oxygen.
The working principle is as follows: when the oxygen lance joint 3 is installed, the oxygen lance joint 3 is inserted into an oxygen lance jack of an oxygen lance connecting pipe 2 in a matching way, the outer end of the oxygen lance joint 3 is connected with an air guide pipe, oxygen can be charged into the converter shell 1 through the air guide pipe, when the oxygen lance joint 3 is completely inserted into the oxygen lance jack in the oxygen lance connecting pipe 2, the outer wall of the right end part of the oxygen lance joint 3 is welded with a circular ring-shaped positioning snap ring 14, the positioning snap ring 14 is tightly contacted with the outer end surface of the oxygen lance connecting pipe 2, a plurality of limiting pins arranged on the positioning snap ring 14 are matched and clamped with a plurality of limiting holes arranged on the oxygen lance connecting pipe 2, the oxygen lance joint 3 is prevented from generating torsional deflection in the oxygen lance jack of the oxygen lance connecting pipe 2, at the moment, oil is charged into the inside of a piston cylinder 9, when the inside of the piston cylinder, the end that two fixture blocks 11 are close to mutually cooperates the card with spacing groove 7 to establish, connects 3 to the oxygen rifle and carries on spacingly, prevents that the oxygen rifle from connecting 3 and deviating from, finally, can go out and go out sealing oil to sealed oil groove 8 through sealed oil joint 6, when sealing oil was full of sealed oil groove 8, then the contact leakproofness of oxygen rifle joint 3 and oxygen rifle takeover 2 oxygen rifle jack inner wall is superior.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a liquid seal mechanism in converter flue oxygen rifle hole, includes converter shell (1), oxygen rifle takeover (2), oxygen rifle joint (3) and hydraulic pressure stop device (5), its characterized in that: the converter comprises a converter shell (1), wherein an oxygen lance connecting pipe (2) is welded on the outer wall of the converter shell (1), an oxygen lance jack is arranged inside the oxygen lance connecting pipe (2), the oxygen lance jack is communicated with the inside of the converter shell (1), a clamping block seat (4) is arranged at the joint of the oxygen lance connecting pipe (2) and the outer wall of the converter shell (1), a clamping block inner cavity is arranged inside the clamping block seat (4), a pair of symmetrically arranged hydraulic limiting devices (5) is arranged on the upper surface and the lower surface of the clamping block seat (4), each hydraulic limiting device (5) comprises a piston cylinder (9), a piston (10), a clamping block (11) and a hydraulic oil joint (12), the piston cylinder (9) and the clamping block seat (4) are welded and fixed on the surface, a piston cavity is arranged inside the piston cylinder (9), a piston (10) is arranged inside the piston cavity arranged on the piston cylinder (9) in a, clamping blocks (11) arranged in the two hydraulic limiting devices (5) are arranged in clamping block inner cavities arranged in clamping block seats (4), one end face, far away from the connecting clamping block seat (4), of a piston cylinder (9) is provided with a hydraulic oil interface, the hydraulic oil interface is connected with a hydraulic oil joint (12) through threads, the oxygen lance joint (3) is inserted into an oxygen lance jack of the oxygen lance connecting pipe (2) in a matched manner, the outer wall of the middle part of the oxygen lance connecting pipe (2) is provided with a limiting groove (7), one ends, close to the two clamping blocks (11), of the two clamping blocks are clamped with the limiting groove (7) in a matched manner, the outer wall of the oxygen lance joint (3) is provided with a sealing oil groove (8), the lower end of the outer wall of the oxygen lance connecting pipe (2) is provided with a sealing oil interface, the sealing oil interface is connected with a sealing oil joint (6) through threads, and sealing pad grooves (, an O-shaped rubber ring is arranged inside the sealing pad groove (13), an annular positioning snap ring (14) is welded on the outer wall of the right end part of the oxygen lance joint (3), and the positioning snap ring (14) is in close contact with the outer end face of the oxygen lance connecting pipe (2).
2. The liquid seal mechanism of the oxygen lance hole of the converter flue according to claim 1, characterized in that: the two clamping blocks (11) are arranged in an up-and-down symmetrical mode, and the side walls of the clamping blocks (11) are in matched sliding contact with the inner wall of the inner cavity of the clamping blocks.
3. The liquid seal mechanism of the oxygen lance hole of the converter flue according to claim 1, characterized in that: the upper surface of the clamping block (11) arranged above is connected with the upper wall of the clamping block cavity of the clamping block seat (4) through a pair of return springs, and the lower surface of the clamping block (11) arranged below is connected with the bottom surface of the clamping block cavity through a pair of return springs.
4. The liquid seal mechanism of the oxygen lance hole of the converter flue according to claim 1, characterized in that: the middle parts of the surfaces, which are contacted with each other, of the two clamping blocks (11) are respectively provided with a semicircular arc surface, and the semicircular arc surfaces arranged on the two clamping blocks (11) are in close contact with the outer wall of the limiting groove (7).
5. The liquid seal mechanism of the oxygen lance hole of the converter flue according to claim 1, characterized in that: the position of a sealing oil interface arranged at the lower end of the outer wall of the oxygen lance connecting pipe (2) corresponds to that of the sealing oil groove (8), and the sealing oil interface is communicated with the sealing oil groove (8).
6. The liquid seal mechanism of the oxygen lance hole of the converter flue according to claim 1, characterized in that: the end face of the oxygen lance connecting pipe (2) is provided with a plurality of limiting holes, a plurality of limiting pins are integrally formed on the side face of the positioning snap ring (14) attached to the oxygen lance connecting pipe (2), and the plurality of limiting pins arranged on the positioning snap ring (14) are matched and clamped with the plurality of limiting holes arranged on the oxygen lance connecting pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920743195.7U CN209906823U (en) | 2019-05-22 | 2019-05-22 | Liquid seal mechanism of converter flue oxygen lance hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920743195.7U CN209906823U (en) | 2019-05-22 | 2019-05-22 | Liquid seal mechanism of converter flue oxygen lance hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209906823U true CN209906823U (en) | 2020-01-07 |
Family
ID=69049037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920743195.7U Active CN209906823U (en) | 2019-05-22 | 2019-05-22 | Liquid seal mechanism of converter flue oxygen lance hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209906823U (en) |
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2019
- 2019-05-22 CN CN201920743195.7U patent/CN209906823U/en active Active
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