CN217839017U - Leakage detection device for blast furnace cooling equipment - Google Patents
Leakage detection device for blast furnace cooling equipment Download PDFInfo
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- CN217839017U CN217839017U CN202221544909.XU CN202221544909U CN217839017U CN 217839017 U CN217839017 U CN 217839017U CN 202221544909 U CN202221544909 U CN 202221544909U CN 217839017 U CN217839017 U CN 217839017U
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- blast furnace
- furnace cooling
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- steel pipe
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Abstract
The utility model discloses a leak hunting device for blast furnace cooling arrangement belongs to metallurgical equipment technical field, include: one end of the steel pipe is fixedly connected with a valve, and the side surface of the steel pipe is connected with a pressure detection device; one end of the flexible pipe is connected with the other end of the steel pipe through a quick connector assembly, and the other end of the flexible pipe is connected with a connector; the device can accurately judge the air tightness of the cooling equipment.
Description
Technical Field
The utility model belongs to the technical field of the metallurgical equipment technique and specifically relates to a leak hunting device for blast furnace cooling device.
Background
In daily production, a blast furnace piping worker judges whether the cooling device leaks or not by means of years of experience, by controlling the flow of the cooling water outlet and observing whether bubbles exist in discharged water or not. If the blast furnace is overhauled and is in a damping-down state, whether the cooling equipment is normal or not is difficult to judge without the support of the positive pressure in the furnace. Once misjudgment is made, secondary damping down is caused slightly, and serious furnace condition abnormal accidents such as furnace cooling, furnace hearth freezing and the like are caused seriously. The sector is therefore concerned with this, and some improvements have been made to the above technical problem.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects, the utility model provides a leak hunting device for blast furnace cooling equipment.
In order to solve the above problems, the utility model adopts the following technical scheme:
a leak detection apparatus for a blast furnace cooling device, comprising:
one end of the steel pipe is fixedly connected with a valve, and the side surface of the steel pipe is connected with a pressure detection device;
and one end of the flexible pipe is connected with the other end of the steel pipe through a quick joint assembly, and the other end of the flexible pipe is connected with a joint.
The utility model discloses technical scheme's further improvement lies in: the connector is a male or female connector of the quick connector component.
The utility model discloses technical scheme's further improvement lies in: the pressure detection device is connected with the steel pipe through a pressure gauge bent pipe.
The utility model discloses technical scheme's further improvement lies in: the valve is a ball valve, a stop valve or a gate valve.
The utility model discloses technical scheme's further improvement lies in: the pressure detection device is a pressure gauge.
The utility model discloses technical scheme's further improvement lies in: the flexible pipe is a metal hose.
Since the technical scheme is used, the utility model discloses the technological progress who gains is:
the utility model discloses can accurately detect out the cooling system's of blast furnace gas tightness, whether have the leakage phenomenon, guarantee the normal operating of blast furnace, this simple structure is understandable, has reduced worker intensity of labour, has ensured worker safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a structural view of the present invention;
the device comprises a flexible pipe 1, a first quick joint component 2, a steel pipe 3, a pressure detection device 4, a valve 5 and a pressure detection device.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
the utility model relates to a leak hunting device of blast furnace cooling device, blast furnace cooling device include big, well, little cover and brickwork cooling wall, constitute a cooling system, and this system has the export of leak hunting device. The small sleeve uses high-pressure water and the cooling water pressure is over 1200kpa, and the large sleeve, the middle sleeve and the cooling wall use normal-pressure water and the cooling water pressure is over 650 kpa. The main purpose of the cooling equipment is to keep the 1150 ℃ isotherm of the solidified molten iron away from the blast furnace shell, maintain a reasonable furnace shape and protect metal components.
As shown in fig. 1, the present application proposes a leak detection apparatus for a blast furnace cooling device, comprising: a steel pipe 3 and a flexible pipe 1.
Wherein, one end of the steel tube 3 is fixedly connected with a valve 5, and the side surface of the steel tube 3 is connected with a pressure detection device 4; one end of the flexible pipe 1 is connected with the other end of the steel pipe 3 through the first quick connector assembly 2, and the other end of the flexible pipe 1 is connected with a connector.
It should be noted that when using this leak hunting device, the joint of the other end of flexible pipe 1 and the leak hunting device exit linkage of blast furnace cooling device, the joint can use the second quick-operation joint subassembly, the second quick-operation joint subassembly is current joint, including public head and female head, public head or female head can be connected to the other end of flexible pipe 1, the leak hunting device exit linkage of blast furnace cooling device has and connects public head or female head complex joint with the flexible pipe 1 other end, seamless steel pipe or galvanized steel pipe etc. can be selected to steel pipe 3, steel pipe 3 can select the pipe of DN 32's specification for use, 2.5 mpa's is selected for use to the range of pressure measurement device 4.
Optionally, the pressure detection device 4 is connected with the steel pipe 3 through a pressure gauge elbow, the pressure gauge elbow can buffer liquid impact force and can cool, and the measurement precision of the pressure detection device 4 is guaranteed.
Alternatively, the valve 5 may be an existing one, or may be a ball valve, a stop valve or a gate valve.
Optionally, the pressure detection device 4 may select a pressure gauge, or may select an electronic or mechanical pressure gauge, the electronic pressure gauge may select an electric contact pressure gauge, the power supply, the electric contact pressure gauge and the alarm are connected in series to form a loop, a pressure value of the electric contact pressure gauge is manually set, when an actual pressure value exceeds a threshold value, the loop is communicated, the alarm sounds to remind a worker, and the cooling system has a leak.
Alternatively, the flexible tube 1 may be a metal hose.
The working process is as follows:
during maintenance, a tuyere sleeve water inlet and outlet valve of a blast furnace cooling system is closed, an outlet of a leakage detection device of the blast furnace cooling system is connected with a quick connector at one end of the leakage detection device, a water inlet valve is opened, a ball valve on the leakage detection device is closed, the water inlet valve is closed, a pressure gauge is observed, and if cooling equipment is not damaged, the pressure of the pressure gauge is displayed to be equal to the water pressure; if the cooling equipment is damaged, cooling water enters the furnace, and the pressure of the pressure gauge is lower than the water pressure of the system. Whether the cooling equipment leaks or not can be accurately judged.
The scope of the present invention is limited, and the various modifications and improvements made by the technical solution of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (6)
1. A leak detection apparatus for a blast furnace cooling device, comprising:
one end of the steel pipe (3) is fixedly connected with a valve (5), and the side surface of the steel pipe (3) is connected with a pressure detection device (4);
one end of the flexible pipe (1) is connected with the other end of the steel pipe (3) through a first quick connector component (2), and the other end of the flexible pipe (1) is connected with a connector.
2. The leak detection apparatus for a blast furnace cooling device according to claim 1, wherein the joint is a male or female joint of the second quick coupling assembly.
3. Leak detection device for a blast furnace cooling apparatus according to claim 1, wherein the pressure detection device (4) is connected to the steel pipe (3) by a pressure gauge elbow.
4. Leak detection device for a blast furnace cooling apparatus according to claim 1, wherein the valve (5) is a ball valve, a stop valve or a gate valve.
5. Leak detection apparatus for a blast furnace cooling device according to claim 1, wherein the pressure detection means (4) is a pressure gauge.
6. Leak detection apparatus for a blast furnace cooling device according to claim 1, wherein said flexible tube (1) is a metal hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221544909.XU CN217839017U (en) | 2022-06-20 | 2022-06-20 | Leakage detection device for blast furnace cooling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221544909.XU CN217839017U (en) | 2022-06-20 | 2022-06-20 | Leakage detection device for blast furnace cooling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217839017U true CN217839017U (en) | 2022-11-18 |
Family
ID=84024994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221544909.XU Active CN217839017U (en) | 2022-06-20 | 2022-06-20 | Leakage detection device for blast furnace cooling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217839017U (en) |
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2022
- 2022-06-20 CN CN202221544909.XU patent/CN217839017U/en active Active
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