CN207811786U - A kind of device for examining blast furnace cooling stave air-tightness - Google Patents
A kind of device for examining blast furnace cooling stave air-tightness Download PDFInfo
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- CN207811786U CN207811786U CN201721893192.9U CN201721893192U CN207811786U CN 207811786 U CN207811786 U CN 207811786U CN 201721893192 U CN201721893192 U CN 201721893192U CN 207811786 U CN207811786 U CN 207811786U
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- cylinder
- pressure maintaining
- closed pressure
- wall
- rubber sealing
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Abstract
A kind of device for examining blast furnace cooling stave air-tightness, belongs to air tight test equipment technical field, the air-tightness for examining blast furnace cooling stave pillar.Its technical solution is：Closed pressure maintaining tank is cylinder, there is end cap closing in the upper end of cylinder, there is air inlet on end cap, the lower part of cylinder is blocked by cylinder, there is conical cavity at the center of cylinder, rubber sealing boot is placed in the lower cone shape cavity of closed pressure maintaining tank, the outer wall of rubber sealing boot is the cone shaped outer wall to match with closed pressure maintaining tank lower cone cavity, there is vertical circular hole in the center of rubber sealing boot, the diameter of circular hole and the outer diameter of cooling wall protecting pipe match, and closed pressure maintaining tank lower part is closely connect with clamp sleeve.Whether the utility model is simple in structure, easy to operate, can accurately examine cooling wall protecting pipe air-tightness good, avoids blast furnace because cooling wall protecting pipe leakage causes damages, ensures product quality, prevent safety accident, is worth in industry promoting the use of.
Description
Technical field
The utility model is related to a kind of devices for examining blast furnace cooling stave pillar air-tightness, belong to air tight test equipment skill
Art field.
Background technology
The air-tightness of blast furnace cooling stave pillar is the important content of blast furnace cooling stave pillar quality, if cooling wall protecting pipe is sent out
Raw leakage, not only causes damages to blast fumance, it is also possible to safety accident occur.Therefore current each steel mill is to blast furnace cooling stave
The requirement of pillar air-tightness is constantly promoted, and order requires water tube for cooling wall of blast furnace pillar to have to pass through and suppresses inspection, to ensure height
Stove cooling wall protecting pipe air-tightness reaches requirement.It is used at present to examine the device of cooling wall protecting pipe air-tightness that meet production now
The actual needs of field, it would be highly desirable to be improved, to ensure that cooling wall castability is examined, it is ensured that blast furnace safety produces.
Utility model content
The technical problem to be solved by the utility model is to provide it is a kind of examine blast furnace cooling stave pillar air-tightness device,
Whether this verifying attachment can examine cooling wall protecting pipe air-tightness good, and blast furnace is avoided to be damaged caused by cooling wall protecting pipe is revealed
It loses, ensures product quality, prevent safety accident.
Solving the technical solution of above-mentioned technical problem is：
A kind of device for examining blast furnace cooling stave pillar air-tightness, it includes closed pressure maintaining tank, rubber sealing boot, clamping sleeve
Cylinder, closed pressure maintaining tank are cylinder, and there is end cap closing in the upper end of cylinder, has air inlet on end cap, the lower part of cylinder is by justifying
Cylinder blocks, and there is conical cavity at the center of cylinder, and the smaller diameter end of conical cavity is in the upper end of cylinder and closed guarantor
The chamber of pressure tank is connected, and the larger diameter end of conical cavity is in the lower end of cylinder, in the lower cone shape of closed pressure maintaining tank
Rubber sealing boot is placed in cavity, the outer wall of rubber sealing boot is the cone to match with closed pressure maintaining tank lower cone cavity
The center of outer wall, rubber sealing boot has vertical circular hole, the diameter of circular hole and the outer diameter of cooling wall protecting pipe to match, closed pressurize
Tank lower part is closely connect with clamp sleeve.
There is screw thread in the periphery of the device of above-mentioned inspection blast furnace cooling stave pillar air-tightness, the closed pressure maintaining tank lower part, pressure
Fixed cylinder is made of sleeve wall and bottom surface, there is screw thread and closed pressure maintaining tank lower thread phase on the sleeve wall inner wall of clamp sleeve
Match, there is an endoporus in the bottom surface of clamp sleeve, and the outer diameter of internal orifice dimension and cooling wall protecting pipe matches, the sleeve wall of clamp sleeve with it is closed
Pressure maintaining tank lower end is to be threadedly coupled, and the upper bottom surface of clamp sleeve and the bottom surface of rubber sealing boot are in close contact.
The device of above-mentioned inspection blast furnace cooling stave pillar air-tightness, the upper bottom surface of the clamp sleeve and rubber sealing boot
There is annular gasket, the internal orifice dimension of annular gasket and the outer diameter of cooling wall protecting pipe to match between bottom surface, the outer diameter of annular gasket with
The sleeve wall internal diameter of clamp sleeve matches.
The device of above-mentioned inspection blast furnace cooling stave pillar air-tightness, it also has pipe cap, the diameter of pipe cap and the outer diameter of water pipe
Match, pipe cap is sleeved on the upper end of water pipe.
The utility model has the beneficial effects that：
The utility model is sealed water pipe upper end with pipe cap, and closed pressure maintaining tank is sleeved on the upper end of pillar, and rubber sealing boot will
The outer wall of pillar is sealed with closed pressure maintaining tank, so that water pipe and pillar from independent unit is formed a sealing whole, from into
Stomata is passed through air pressure into closed pressure maintaining tank, observes air pressure change, examines cooling wall protecting pipe air-tightness.The utility model structure letter
It is single, easy to operate, it can accurately examine cooling wall protecting pipe air-tightness whether good, avoid blast furnace caused by cooling wall protecting pipe is revealed
Loss ensures product quality, prevents safety accident, is worth in industry promoting the use of.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
It is marked in figure as follows：Closed pressure maintaining tank 1, rubber sealing boot 2, annular gasket 3, clamp sleeve 4, cooling wall ontology 5,
Air inlet 6, water pipe 7, pillar 8, pipe cap 9.
Specific implementation mode
The utility model is made of closed pressure maintaining tank 1, rubber sealing boot 2, gasket 3, clamp sleeve 4, pipe cap 9.
It being shown in figure, closed pressure maintaining tank 1 is cylinder, and there is end cap closing in the upper end of cylinder, there is air inlet 6 on end cap,
The lower part of cylinder is blocked by cylinder, and there is conical cavity at the center of cylinder, and the smaller diameter end of conical cavity is in cylinder
The upper end of body is connected with the chamber of closed pressure maintaining tank 1, and the larger diameter end of conical cavity is in the lower end of cylinder.
It is shown in figure, rubber sealing boot 2 is placed in the lower cone shape cavity of closed pressure maintaining tank 1, rubber sealing boot 2
Outer wall is cone, and the cone of the outer wall of rubber sealing boot 2 matches with 1 lower cone cavity of closed pressure maintaining tank.Rubber is close
The center of big envelope 2 has vertical circular hole, the outer diameter of the diameter and cooling wall protecting pipe 8 of circular hole to match.In use, rubber sealing boot
2 are placed in 1 lower cone cavity of closed pressure maintaining tank, and the central circular hole of rubber sealing boot 2 is sleeved on cooling wall protecting pipe 8, compress
Rubber sealing boot 2 makes rubber sealing boot 2 that will be formed between closed pressure maintaining tank 1 and pillar 8 and seals.
It is shown in figure, the component for compressing rubber sealing boot 2 is clamp sleeve 4.There is spiral shell in the periphery of 1 lower part of closed pressure maintaining tank
Line, clamp sleeve 4 are made of sleeve wall and bottom surface, there is screw thread and 1 lower part of closed pressure maintaining tank on the sleeve wall inner wall of clamp sleeve 4
Screw thread matches, and the bottom surface of clamp sleeve 4 has endoporus, the outer diameter of internal orifice dimension and cooling wall protecting pipe 8 to match.In use, compressing
The sleeve wall of sleeve 4 is to be threadedly coupled with 1 lower end of closed pressure maintaining tank, the bottom surface of the upper bottom surface and rubber sealing boot 2 of clamp sleeve 4
It is in close contact, rubber sealing boot 2 is compressed, form sealing.
Show there is annular gasket 3, annular gasket between the upper bottom surface and the bottom surface of rubber sealing boot 2 of clamp sleeve 4 in figure
The outer diameter of 3 internal orifice dimension and cooling wall protecting pipe 8 matches, the outer diameter of annular gasket 3 and the sleeve wall internal diameter phase of clamp sleeve 4
Match.
It is shown in figure, pipe cap 9 is sleeved on the upper end of water pipe 7, and the outer diameter of the diameter and water pipe 7 of pipe cap 9 matches, and pipe cap 9 is right
The upper end of water pipe 7 forms sealing.
The utility model use process is as follows：
It first uses pipe cap 9 to seal the upper end of water pipe 7, then clamp sleeve 4 is sleeved on pillar 8, is put in clamp sleeve 4
Enter annular gasket 3, then rubber sealing boot 2 is sleeved on pillar 8,2 bottom surface of rubber sealing boot is placed on the upper surface of annular gasket 3, will
The conical surface of the conical cavity alignment rubber sealing boot 2 of closed pressure maintaining tank 1 is put into.
The lower edge of closed pressure maintaining tank 1 is in contact with the upper end-face edge of clamp sleeve 4, rotates clamp sleeve 4, makes compression
The sleeve wall of sleeve 4 is threadedly coupled with 1 lower end of closed pressure maintaining tank, until clamp sleeve 4 is close by rubber with closed pressure maintaining tank 1
The both ends of big envelope 2 compress, and so that rubber sealing boot 2 is sealed with 8 outer wall of pillar, sealing space is formed between water pipe 7 and pillar 8.
It is inflated to closed pressure maintaining tank 1 by the air inlet 6 of closed pressure maintaining tank 1, makes to reach certain pressure in tank, observe air pressure
Whether table air pressure change seals to examine between water pipe 7 and pillar 8.
Claims (4)
1. a kind of device for examining blast furnace cooling stave pillar air-tightness, it is characterised in that：It includes closed pressure maintaining tank（1）, rubber
Sealing shroud（2）, clamp sleeve（4）, closed pressure maintaining tank（1）There is end cap closing in upper end for cylinder, cylinder, have on end cap into
Gas port（6）, the lower part of cylinder blocks by cylinder, and there are conical cavity, the minor diameter of conical cavity in the center of cylinder
End is in the upper end of cylinder and closed pressure maintaining tank（1）Chamber be connected, the larger diameter end of conical cavity is under cylinder
End, in closed pressure maintaining tank（1）Lower cone shape cavity in place rubber sealing boot（2）, rubber sealing boot（2）Outer wall be with
Closed pressure maintaining tank（1）The cone shaped outer wall that lower cone cavity matches, rubber sealing boot（2）Center have vertical circular hole,
The diameter and cooling wall protecting pipe of circular hole（8）Outer diameter match, closed pressure maintaining tank（1）Lower part and clamp sleeve（4）Close connection.
2. the device according to claim 1 for examining blast furnace cooling stave pillar air-tightness, it is characterised in that：The closed guarantor
Press tank（1）There are screw thread, clamp sleeve in the periphery of lower part（4）It is made of sleeve wall and bottom surface, clamp sleeve（4）Sleeve wall inner wall
On have screw thread and closed pressure maintaining tank（1）Lower thread matches, clamp sleeve（4）Bottom surface have endoporus, internal orifice dimension and cooling wall
Pillar（8）Outer diameter match, clamp sleeve（4）Sleeve wall and closed pressure maintaining tank（1）Lower end is to be threadedly coupled, clamp sleeve
（4）Upper bottom surface and rubber sealing boot（2）Bottom surface be in close contact.
3. the device according to claim 2 for examining blast furnace cooling stave pillar air-tightness, it is characterised in that：The clamping sleeve
Cylinder（4）Upper bottom surface and rubber sealing boot（2）Bottom surface between have annular gasket（3）, annular gasket（3）Internal orifice dimension and cooling
Wall pillar（8）Outer diameter match, annular gasket（3）Outer diameter and clamp sleeve（4）Sleeve wall internal diameter match.
4. the device according to claim 1 for examining blast furnace cooling stave pillar air-tightness, it is characterised in that：It also has pipe cap
（9）, pipe cap（9）Diameter and water pipe（7）Outer diameter match, pipe cap（9）It is sleeved on water pipe（7）Upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721893192.9U CN207811786U (en) | 2017-12-29 | 2017-12-29 | A kind of device for examining blast furnace cooling stave air-tightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721893192.9U CN207811786U (en) | 2017-12-29 | 2017-12-29 | A kind of device for examining blast furnace cooling stave air-tightness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207811786U true CN207811786U (en) | 2018-09-04 |
Family
ID=63328242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721893192.9U Active CN207811786U (en) | 2017-12-29 | 2017-12-29 | A kind of device for examining blast furnace cooling stave air-tightness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207811786U (en) |
-
2017
- 2017-12-29 CN CN201721893192.9U patent/CN207811786U/en active Active
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