CN212397523U - Device for automatically dredging static pressure pipeline of blast furnace body on line - Google Patents
Device for automatically dredging static pressure pipeline of blast furnace body on line Download PDFInfo
- Publication number
- CN212397523U CN212397523U CN202020527881.3U CN202020527881U CN212397523U CN 212397523 U CN212397523 U CN 212397523U CN 202020527881 U CN202020527881 U CN 202020527881U CN 212397523 U CN212397523 U CN 212397523U
- Authority
- CN
- China
- Prior art keywords
- shaft
- blast furnace
- connecting rod
- static pressure
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a device of online automatic mediation blast furnace shaft static pressure pipeline, its characterized in that: the motor is a spline hollow shaft motor, the spline shaft penetrates through the motor, one end of the spline shaft is connected with the cylinder, the other end of the spline shaft is connected with the connecting rod assembly, and the connecting rod assembly stretches into the pressure measuring pipe in the blast furnace body. The cylinder promotes integral key shaft reciprocating motion thereby drives link assembly reciprocating motion, thereby motor drive integral key shaft rotary motion drives link assembly rotary motion. The motor outputs power to drive the spline shaft to drive the connecting rod assembly to rotate. The connecting rod assembly comprises a connecting rod and a working rod, the connecting rod and the working rod are of an integrated structure, the connecting rod is connected with the spline shaft, the working rod is provided with a helical blade, and the helical blade rolls materials in the internal piezometer tube forwards in the rotating process. The principle of crushing, pushing and blowing is utilized to effectively clean the fused mass blockage with high viscosity in the static pressure tapping pipe of the furnace body, and the fused mass blockage can be dredged into the furnace.
Description
Technical Field
The utility model belongs to the technical field of steel smelting, concretely relates to online automatic device of dredging blast furnace shaft static pressure pipeline.
Background
The static pressure change of the blast furnace body has strong guidance for the operation of the blast furnace, usually, a steel pipe is buried into the blast furnace to be used as a sampling pipeline, and nitrogen is regularly used for purging to keep the smoothness of the sampling pipeline so as to carry out static pressure detection. However, due to high humidity, high pressure and high dust in the furnace, the sampling pipeline is easy to block, so that the static pressure measurement data is distorted, and the guiding significance for the operation of the blast furnace is lost. Patent "ZL 201120224349.5" provides an electronic mediation borer of mediation stack static pressure is got pressure mouth, though use manpower sparingly and time, but can only partially replace the manpower mediation, still restricts the maintenance time operation in the damping down simultaneously.
SUMMERY OF THE UTILITY MODEL
To exist not enough among the prior art, the utility model aims to provide a simple structure, low cost, effectively dredge blast furnace shaft static pressure pipeline, prevent to block up, move reliable and stable's device of online automatic mediation blast furnace shaft static pressure pipeline.
In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides an on-line automatic mediation blast furnace shaft static pressure pipeline's device, includes cylinder, motor, integral key shaft and link assembly, the motor is spline hollow shaft motor, and the integral key shaft passes the motor, and the one end and the cylinder of integral key shaft are connected, and the other end and the link assembly of integral key shaft are connected, and link assembly stretches into in the blast furnace shaft pressure-measuring pipe, and link assembly is the steelwork.
Further, link assembly includes connecting rod and work lever, and connecting rod and work lever structure as an organic whole, connecting rod and spline shaft are connected, become to be equipped with helical blade on the work lever, and at rotatory in-process, helical blade rolls the material in the interior piezometer pipe forward.
Further, be equipped with flange I, flange II and binary channels rotary joint between integral key shaft and the link assembly, the one end of binary channels rotary joint is passed through flange I and is connected with the integral key shaft, and the other end of binary channels rotary joint passes through flange II and is connected with link assembly.
Furthermore, the device also comprises a support frame, the air cylinder and the motor are fixedly connected on the support frame, and the support frame is connected on the furnace shell.
Furthermore, the expansion end of cylinder is equipped with the shift fork, and the integral key shaft passes through the mounting panel to be connected on the cylinder, and the integral key shaft is arranged with the movable rod parallel of cylinder, and the one end of shift fork is connected on the movable rod of cylinder, and the other end and the splined shaft of shift fork are connected.
Furthermore, a thrust bearing is arranged between the shifting fork and the spline shaft, and a movable rod of the air cylinder stretches and retracts in a reciprocating mode to drive the shifting fork to drive the spline shaft to move in a reciprocating mode.
Furthermore, the device also comprises a pressure taking outer sleeve, an inclined straight-through hole is formed in the prefabricated refractory brick in the blast furnace wall, the pressure taking outer sleeve is arranged in the straight-through hole, the straight-through hole is communicated with the pressure taking outer sleeve, and the pressure taking outer sleeve extends outwards out of the blast furnace wall.
Furthermore, the device also comprises a pressure taking pipe, one end of the pressure taking outer sleeve is communicated with the through hole in the blast furnace wall, the other end of the pressure taking outer sleeve is communicated with the pressure taking pipe, and the connecting rod assembly extends into the pressure taking outer sleeve.
Furthermore, the device also comprises a computer, wherein an air pressure sensor is arranged in the furnace body static pressure pipeline, the air pressure sensor, the air cylinder and the motor are all connected with the computer, and a threshold value used for controlling the operation of the air cylinder and the motor is arranged in the computer.
Furthermore, the device also comprises a positioning support, and the double-channel rotary joint is connected to the support frame through the positioning support.
Adopt the utility model discloses technical scheme's advantage does:
1. the utility model discloses utilize "pulverize + release + sweep" principle can effectively clear up the great melting plug of viscosity in the furnace shaft static pressure is got the pressure tube, can dredge in the stove. A linkage mode of 'motor + air cylinder' is adopted, the connecting rod assembly is pushed and rotated to drive the spiral blade head, the mechanism rotates forwards, and the granular materials are ground out or pushed out from the piezometer tube in the spiral blade head; the mechanism reversely rotates and retreats, and after retreating and stopping, the mechanism continuously rotates, and the helical blades grind materials carried by the blades out to the end part of the inner pressure measuring pipe. Meanwhile, the short-gap high-pressure blowing is matched, so that the material is blown out from the pressure measuring pipe, and the long-time static pressure detection of the furnace body is ensured.
2. The utility model provides a device for automatically dredging a static pressure pipeline of a blast furnace body on line and a use method thereof, compared with the prior art, the device can effectively clear the fused mass blockage with higher viscosity in a static pressure tapping pipe of the furnace body by utilizing the principles of crushing, pushing and blowing, and can be dredged into the furnace; the developed device has simple structure and low cost, and can effectively dredge the static pressure pipeline of the blast furnace body and prevent blockage.
Drawings
The invention will be described in further detail with reference to the following drawings and detailed description:
FIG. 1 is a schematic view of the device for automatically dredging the static pressure pipeline of the blast furnace body on line;
FIG. 2 is a schematic cross-sectional view taken along A-A of FIG. 1;
FIG. 3 is an overall schematic view of the online automatic dredging of the static pressure pipeline device of the blast furnace body installed on the blast furnace.
The labels in the above figures are respectively: 1-a cylinder; 2, a motor; 3-a support frame; 4-a spline shaft; 41. mounting a plate; 5-flange I; 6-a connecting rod assembly; 61. a connecting rod; 62. a working lever; 7-asbestos rubber spacers; 8-a shifting fork; 9-thrust ball bearing; 11-positioning the bracket; 12-a two-way swivel; 13-helical blades; 14-flange assembly ii; 15-pressure measuring outer sleeve; 16-a pressure tapping pipe; 17-reinforcing ribs.
Detailed Description
In the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "plane direction", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As shown in fig. 1 to 3, the device for automatically dredging the static pressure pipeline of the blast furnace body on line comprises a cylinder 1, a motor 2, a spline shaft 4 and a connecting rod assembly 6, wherein the motor 2 is a spline hollow shaft motor, the spline shaft 4 penetrates through the motor 2, one end of the spline shaft 4 is connected with the cylinder 1, the other end of the spline shaft 4 is connected with the connecting rod assembly 6, and the connecting rod assembly 6 extends into a pressure measuring pipe in the blast furnace body. The cylinder 1 pushes the spline shaft 4 to reciprocate so as to drive the connecting rod assembly 6 to reciprocate, and the motor 2 drives the spline shaft 4 to rotate so as to drive the connecting rod assembly 6 to rotate.
The motor outputs power to drive the spline shaft 4 to drive the connecting rod assembly 6 to rotate. The connecting rod assembly 6 comprises a connecting rod 61 and a working rod 62, the connecting rod 61 and the working rod 62 are of an integral structure, the connecting rod 61 is connected with the spline shaft 4, the working rod 62 is provided with a helical blade 13, and in the rotating process, the helical blade 13 rolls materials in the inner pressure measuring pipe forwards.
The utility model discloses utilize "pulverize + release + sweep" principle can effectively clear up the great melting plug of viscosity in the furnace shaft static pressure is got the pressure tube, can dredge in the stove. A linkage mode of 'motor + air cylinder' is adopted, the connecting rod assembly is pushed and rotated to drive the spiral blade head, the mechanism rotates forwards, and the granular materials are ground out or pushed out from the piezometer tube in the spiral blade head; the mechanism reversely rotates and retreats, and after retreating and stopping, the mechanism continuously rotates, and the helical blades grind materials carried by the blades out to the end part of the inner pressure measuring pipe. Meanwhile, the short-gap high-pressure blowing is matched, so that the material is blown out from the pressure measuring pipe, and the long-time static pressure detection of the furnace body is ensured.
Be equipped with flange I5, flange II 14 and binary channels rotary joint 12 between integral key shaft 4 and link assembly 6, the one end of binary channels rotary joint 12 is passed through flange I5 and is connected with integral key shaft 4, and the other end of binary channels rotary joint 12 passes through flange II 14 and is connected with link assembly 6. Preferably, an asbestos rubber spacer 7 is arranged between the flange plates of the flange I5, so that the damage to the motor 2 caused by the direct transmission of high temperature to the motor through the connecting rod assembly 6 is avoided.
The device for automatically dredging the static pressure pipeline of the blast furnace body on line further comprises a support frame 3, the cylinder 1 and the motor 2 are fixedly connected onto the support frame 3, and the support frame 3 is connected onto the furnace shell. In order to strengthen the structural strength, a reinforcing rib 17 is arranged between the support frame 3 and the furnace shell. The double-channel rotary joint 12 is connected to the support frame 3 through a positioning bracket 11.
The expansion end of cylinder 1 is equipped with shift fork 8, and integral key shaft 4 passes through mounting panel 41 to be connected on cylinder 1, and integral key shaft 4 and cylinder 1's movable rod parallel arrangement, the one end of shift fork 8 is connected on cylinder 1's movable rod, and the other end of shift fork 8 is connected with integral key shaft 4. A thrust bearing 9 is arranged between the shifting fork 8 and the spline shaft 4, and a movable rod of the air cylinder 1 stretches and retracts in a reciprocating mode to drive the shifting fork 8 to drive the spline shaft 4 to move in a reciprocating mode. The cylinder propels or pulls back the spline shaft through the shifting fork 8 and the thrust ball bearing 9, thereby driving the reciprocating motion of the connecting rod component.
The device for automatically dredging the static pressure pipeline of the blast furnace body on line further comprises a pressure taking outer sleeve 15 and a pressure taking pipe 16, an inclined straight-through hole is formed in a prefabricated refractory brick in the blast furnace wall, the pressure taking outer sleeve 15 is arranged in the straight-through hole, the straight-through hole is communicated with the pressure taking outer sleeve 15, and the pressure taking outer sleeve 15 extends out of the blast furnace wall. One end of the pressure-taking outer sleeve 15 is communicated with a straight-through hole in the wall of the blast furnace, the other end of the pressure-taking outer sleeve 15 is communicated with a pressure-taking pipe 16, and the connecting rod assembly 6 extends into the pressure-taking outer sleeve 15.
The device for automatically dredging the blast furnace body static pressure pipeline on line further comprises a computer, wherein an air pressure sensor is arranged in the furnace body static pressure pipeline, the air pressure sensor, the air cylinder 1 and the motor 2 are all connected with the computer, and a threshold value used for controlling the operation of the air cylinder 1 and the motor 2 is arranged in the computer. Specifically, the purging air source and the device for automatically dredging the static pressure pipeline of the blast furnace body on line are both communicated with a computer, and the valve of the purging air source and the device are controlled by the computer. When the pressure exceeds the high-report limit value of the pressure switch, under the action of a valve controlled by a computer, the motor 2 and the cylinder 1 are linked to push and rotate the connecting rod assembly 6 to drive the helical blade 13 to do primary telescopic motion, the connecting rod assembly 6 rotates forwards, and the helical blade 13 rolls out/pushes out the particle materials in the pressure measuring pipe; connecting rod assembly 6 reverse rotation moves back, moves back and stops the back, lasts the rotation, and helical blade 13 rolls out the material that the blade was smugglied secretly to interior pressure cell pipe end portion, and the short clearance high pressure of cooperation sweeps simultaneously blows off the material from in the pressure cell, guarantees the long-time static pressure of furnace shaft and detects.
The device for automatically dredging the static pressure pipeline of the blast furnace body on line is arranged on the upper part of the pressure taking outer sleeve 15 and is fixed with the furnace shell through the reinforcing rib 17, and the connecting rod assembly 6 extends into the pressure taking outer sleeve 15. When the pressure in the furnace body static pressure pipeline exceeds the internal threshold value of the computer, under the control of the computer, the motor 2 and the cylinder 1 are linked to push and rotate the connecting rod assembly 6 to drive the helical blade 13 to do primary telescopic rotary motion, the connecting rod assembly 6 rotates forwards, and the helical blade 13 rolls out/pushes out the granular materials in the pressure measuring pipe; connecting rod assembly 6 reverse rotation moves back, moves back and stops the back, and continuous rotation, helical blade 13 are rolled out the material that the blade was smugglied secretly to interior pressure cell pipe end portion, and the short clearance high pressure of cooperation sweeps simultaneously blows off the material from in the pressure cell, makes the stack shell be in the static pressure for a long time and detects.
The utility model provides a device for automatically dredging a static pressure pipeline of a blast furnace body on line, which is compared with the prior art, can effectively clear the fused mass blockage with larger viscosity in a static pressure tapping pipe of the furnace body by utilizing the principles of crushing, pushing and blowing and can be dredged into the furnace; the developed device has simple structure and low cost, and can effectively dredge the static pressure pipeline of the blast furnace body and prevent blockage.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without the technical solutions of the present invention, or the present invention can be directly applied to other occasions without the improvements, and all are within the protection scope of the present invention.
Claims (10)
1. The utility model provides a device of online automatic mediation blast furnace shaft static pressure pipeline which characterized in that: including cylinder (1), motor (2), integral key shaft (4) and link assembly (6), motor (2) are spline hollow shaft motor, and integral key shaft (4) pass motor (2), and the one end and cylinder (1) of integral key shaft (4) are connected, and the other end and the link assembly (6) of integral key shaft (4) are connected, and link assembly (6) stretch into in the blast furnace shaft pressure-measuring pipe, link assembly (6) are the steelwork.
2. The device for automatically dredging the static pressure pipeline of the blast furnace shaft on line as claimed in claim 1, is characterized in that: connecting rod assembly (6) are including connecting rod (61) and working lever (62), and connecting rod (61) and working lever (62) structure as an organic whole, and connecting rod (61) are connected with integral key shaft (4), become on working lever (62) to be equipped with helical blade (13), and at rotatory in-process, helical blade (13) are rolled the material in the interior pressure-measuring pipe forward.
3. The device for automatically dredging the static pressure pipeline of the blast furnace shaft on line as claimed in claim 2, wherein: be equipped with flange I (5), flange II (14) and binary channels rotary joint (12) between integral key shaft (4) and link assembly (6), the one end of binary channels rotary joint (12) is passed through flange I (5) and is connected with integral key shaft (4), and the other end of binary channels rotary joint (12) passes through flange II (14) and is connected with link assembly (6).
4. The device for automatically dredging the static pressure pipeline of the blast furnace shaft on line as claimed in claim 2 or 3, wherein: the device further comprises a support frame (3), the air cylinder (1) and the motor (2) are fixedly connected onto the support frame (3), and the support frame (3) is connected onto the furnace shell.
5. The device for automatically dredging the static pressure pipeline of the blast furnace shaft on line as claimed in claim 4, wherein: the expansion end of cylinder (1) is equipped with shift fork (8), and integral key shaft (4) are connected on cylinder (1) through mounting panel (41), and integral key shaft (4) and the movable rod parallel arrangement of cylinder (1), the one end of shift fork (8) is connected on the movable rod of cylinder (1), and the other end and the integral key shaft (4) of shift fork (8) are connected.
6. The device for automatically dredging the static pressure pipeline of the blast furnace shaft on line according to claim 5, is characterized in that: a thrust bearing (9) is arranged between the shifting fork (8) and the spline shaft (4), and the movable rod of the air cylinder (1) stretches and retracts in a reciprocating mode to drive the shifting fork (8) to drive the spline shaft (4) to move in a reciprocating mode.
7. The device for automatically dredging the static pressure pipeline of the blast furnace shaft on line as claimed in claim 6, wherein: the device also comprises a pressure taking outer sleeve (15), an inclined straight-through hole is formed in the prefabricated refractory brick in the blast furnace wall, the pressure taking outer sleeve (15) is arranged in the straight-through hole, the straight-through hole is communicated with the pressure taking outer sleeve (15), and the pressure taking outer sleeve (15) extends outwards out of the blast furnace wall.
8. The device for automatically dredging the static pressure pipeline of the blast furnace shaft on line according to claim 7, is characterized in that: the device also comprises a pressure taking pipe (16), one end of the pressure taking outer sleeve (15) is communicated with the straight-through hole in the wall of the blast furnace, the other end of the pressure taking outer sleeve (15) is communicated with the pressure taking pipe (16), and the connecting rod assembly (6) extends into the pressure taking outer sleeve (15).
9. The device for automatically dredging the static pressure pipeline of the blast furnace shaft on line according to claim 8, is characterized in that: the device also comprises a computer, wherein an air pressure sensor is arranged in the furnace body static pressure pipeline, the air pressure sensor, the air cylinder (1) and the motor (2) are all connected with the computer, and a threshold value used for controlling the operation of the air cylinder (1) and the motor (2) is arranged in the computer.
10. The device for automatically dredging the static pressure pipeline of the blast furnace shaft on line according to claim 9, is characterized in that: the device also comprises a positioning support (11), and the double-channel rotating joint (12) is connected to the support frame (3) through the positioning support (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020527881.3U CN212397523U (en) | 2020-04-13 | 2020-04-13 | Device for automatically dredging static pressure pipeline of blast furnace body on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020527881.3U CN212397523U (en) | 2020-04-13 | 2020-04-13 | Device for automatically dredging static pressure pipeline of blast furnace body on line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212397523U true CN212397523U (en) | 2021-01-26 |
Family
ID=74369603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020527881.3U Active CN212397523U (en) | 2020-04-13 | 2020-04-13 | Device for automatically dredging static pressure pipeline of blast furnace body on line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212397523U (en) |
-
2020
- 2020-04-13 CN CN202020527881.3U patent/CN212397523U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212397523U (en) | Device for automatically dredging static pressure pipeline of blast furnace body on line | |
| CN103994450B (en) | Novel sootblower | |
| CN111438144A (en) | Device for automatically dredging static pressure pipeline of blast furnace body on line and using method thereof | |
| CN110761708A (en) | Spiral down-the-hole drill drilling device and construction method thereof | |
| CN201217005Y (en) | Coal tube dredging apparatus | |
| CN105927149B (en) | The coal bed drilling burrowing device and method of a kind of quick penetration gangue | |
| CN110792448B (en) | Tunneling mechanism of shield tunneling machine | |
| CN203227645U (en) | Pipeline dredging device | |
| CN201488556U (en) | Air flush type slag removing machine | |
| CN214289818U (en) | Coal dropping pipeline pull throughs | |
| CN201047598Y (en) | Revolving furnace smoke canal pressure sampling mouth dredgingdevice | |
| CN204492652U (en) | A kind of multifunctional road rail pile auger | |
| CN202925039U (en) | Double-impact integrated hydraulic tapping machine | |
| CN214441587U (en) | Disintegrating machine device for emptying reduction furnace of eustachian furnace | |
| CN208218892U (en) | A kind of mineral hot furnace clay gun device of easy cleaning | |
| CN201720198U (en) | Pneumatic accumulation clearer | |
| KR100743022B1 (en) | Apparatus for penetrating pressure hole in a blast furnace | |
| CN202558909U (en) | Magnesium metal dedicated compound rotational flow pneumatic slag-drawing machine | |
| CN216073900U (en) | Easy-to-detach high-temperature-resistant sealing cover for steel-making furnace | |
| CN114951167B (en) | Petroleum pipeline dredging device | |
| CN217055278U (en) | Tunnel drainage system detects and pull throughs | |
| CN215164375U (en) | Pneumatic floor collecting machine | |
| CN212758118U (en) | Grouting device is used in road and bridge construction | |
| CN219281353U (en) | Quick repair processing device of wall pitted surface is even to ground | |
| CN216857488U (en) | Blast furnace tuyere peephole debris cleaning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |