CN204387563U - A kind of bend pipe pressure balancing formula FlexbleJoint - Google Patents
A kind of bend pipe pressure balancing formula FlexbleJoint Download PDFInfo
- Publication number
- CN204387563U CN204387563U CN201420830829.XU CN201420830829U CN204387563U CN 204387563 U CN204387563 U CN 204387563U CN 201420830829 U CN201420830829 U CN 201420830829U CN 204387563 U CN204387563 U CN 204387563U
- Authority
- CN
- China
- Prior art keywords
- pressure balancing
- bend pipe
- end socket
- compensator body
- communicated
- 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
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The utility model discloses a kind of bend pipe pressure balancing formula FlexbleJoint, solve the problem that in prior art, bend pipe pressure balancing formula FlexbleJoint margin of safety is not high, this bend pipe pressure balancing formula FlexbleJoint comprises compensator body, end socket, inlet pipe, bellows, diffuses valve; The side-wall hole of compensator body is communicated with inlet pipe, one termination of compensator body is docked with end socket, one end of sealing compensation device body, and institute's end socket has a confined space, confined space is communicated with inlet pipe by pressure compensation opening, and the sidewall upper ring cap of compensator body has bellows; End socket is provided with and diffuses valve, the side of diffusing valve is communicated with confined space, and opposite side is communicated with atmosphere environment.
Description
Technical field
The utility model belongs to field of steel-making, particularly relates to a kind of bend pipe pressure balancing formula FlexbleJoint.
Background technique
At present, bend pipe pressure balancing formula FlexbleJoint installed by blast furnace part gas pipe line, solves gas pipe line due to temperature, pressure and changes the pipe expansion and contraction that cause.
The stable operation of bend pipe pressure balancing formula FlexbleJoint is related to the normal production and safety operation of blast furnace, bend pipe pressure balancing formula FlexbleJoint end socket inside is communicated with gas pipe line by pressure compensation opening, during operation of blast furnace, the coal gas of inside of gas pipeline enters bend pipe pressure balancing formula FlexbleJoint end socket inside by pressure compensation opening, FlexbleJoint end socket inside is made to be full of coal gas, during blast furnace blowing-out, nitrogen displacement is carried out to gas pipe line, because bend pipe pressure balancing formula FlexbleJoint end socket is an enclosed space, the gas pipe line coal gas of having replaced rear head inside by pressure compensation opening slowly let out the inside of gas pipeline replaced, now, if there are the major safety risks that coal gas fires in the words of gas pipe line chance naked light, as can be seen here, bend pipe pressure balancing formula FlexbleJoint margin of safety of the prior art is not high.
Model utility content
The purpose of this utility model is to provide a kind of bend pipe pressure balancing formula FlexbleJoint, solves the problem that bend pipe pressure balancing formula FlexbleJoint margin of safety of the prior art is not high.
The bend pipe pressure balancing formula FlexbleJoint that the utility model provides, comprises compensator body, end socket, inlet pipe, bellows, diffuses valve; The side-wall hole of described compensator body is communicated with described inlet pipe, one termination of described compensator body is docked with described end socket, seal one end of described compensator body, described end socket has a confined space, described confined space is communicated with described inlet pipe by pressure compensation opening, and the sidewall upper ring cap of described compensator body has described bellows; Diffuse valve described in described end socket is provided with, described in diffuse valve side be communicated with described confined space, opposite side is communicated with atmosphere environment.
Preferably, described end socket has valve attachment hole, described valve attachment hole is fixed one end of a flange spool, the other end of described flange spool is connected with the described valve that diffuses.
Preferably, described bend pipe pressure balancing formula FlexbleJoint also comprises pull bar, is installed on the sidewall of described compensator body, and wherein, described pull bar is installed along the axial direction of described compensator body.
The bend pipe pressure balancing formula FlexbleJoint provided by the utility model, after crude-gas pipeline has been replaced, that can open bend pipe pressure balancing formula FlexbleJoint termination diffuses valve, can by clean for the coal gas replacement of inside, bend pipe pressure balancing formula FlexbleJoint termination after continuation purging is qualified.Thus the coal gas that gas pipe line can be avoided to have replaced rear head inside by pressure compensation opening slowly let out the inside of gas pipeline replaced, and then the coal gas that can exist when avoiding gas pipe line chance naked light fires, improve the Safety performance of bend pipe pressure balancing formula FlexbleJoint, ensure that the normal production and safety operation of blast furnace.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the plan view of bend pipe pressure balancing formula FlexbleJoint in the utility model;
Fig. 2 is the side view of bend pipe pressure balancing formula FlexbleJoint in the utility model;
Fig. 3 is the sectional drawing of Fig. 2 along D-D direction.
Embodiment
In order to solve the not high problem of bend pipe pressure balancing formula FlexbleJoint margin of safety of the prior art, the utility model provides a kind of bend pipe pressure balancing formula FlexbleJoint, and total thinking is as follows:
The end socket of bend pipe pressure balancing formula FlexbleJoint connects one and diffuses valve, side communicates with the confined space of end socket, opposite side communicates with atmosphere environment, thus can open bend pipe pressure balancing formula FlexbleJoint termination after gas pipe line has been replaced diffuse valve, the coal gas of inside, bend pipe pressure balancing formula FlexbleJoint termination can be discharged into atmosphere environment after continuation purging is qualified, to replace the coal gas in the confined space of clean end socket, the coal gas avoided in confined space enters gas pipe line by pressure compensation opening, improve the Safety performance of bend pipe pressure balancing formula FlexbleJoint, ensure that the normal production and safety operation of blast furnace.
For making the object of the utility model embodiment, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Shown in figure 1, Fig. 2 and Fig. 3, the bend pipe pressure balancing formula FlexbleJoint in the utility model comprises end socket 1, compensator body 2, inlet pipe 3, bellows 4, diffuses valve 5;
The side-wall hole of compensator body 2 is communicated with inlet pipe 3, one termination of compensator body 2 is docked with end socket 1, one end of sealing compensation device body 2, end socket 1 has a confined space, confined space is communicated with inlet pipe 3 by pressure compensation opening 6, and the sidewall upper ring cap of compensator body 2 has bellows 4; End socket 1 is provided with and diffuses valve 5, the side of diffusing valve 5 is communicated with confined space, and opposite side is communicated with atmosphere environment.
Concrete, compensator body 2 is a hollow tube, inlet pipe 3 is one section of curved tube pipeline section, the side-wall hole of compensator body 2, inlet pipe 3 is through the side-wall hole of compensator body 2, and weld together with compensator body 2, thus compensator body 2 is communicated with inlet pipe 3, forms the inner chamber be communicated with.
In specific implementation process, bellows 4 is many groups, specifically can comprise three groups, and one group is located in the middle part of the sidewall of compensator body 2, and one group is located on this side wall upper part of 2 of compensator, one group of lower sidewall being located on compensator body 2.
Concrete, during blast furnace blowing-out maintenance, in gas pipe line replacement process, diffuse valve 5 and be in closed condition, to ensure the normal displacement of gas pipe line, after gas pipe line has been replaced, diffuse valve 5 and opened, the confined space of end socket 1 is communicated with atmosphere environment, and the coal gas of end socket 1 inside is by diffusing valve 5 to atmosphere environment.
Concrete, can directly direct perforate on end socket 1, diffuse valve 5 and be threaded connection on end socket 1, preferably mode for be formed with a flange spool 7 on end socket 1 for another kind, and specifically, flange spool 7 can for being bent upwards.Or have valve attachment hole on end socket 1, valve attachment hole welds one end of a flange spool 7, the other end of flange spool 7 is flange plate, is connected with the flange plate 5 diffused on valve 5.
Further, shown in figure 1, Fig. 2 and Fig. 3, bend pipe pressure balancing formula FlexbleJoint also comprises pull bar 8, is installed on the sidewall of compensator body 2, and wherein, pull bar 8 is installed along the axial direction of compensator body 2.Concrete, the sidewall of compensator body 2 is formed with the structure of fixed drawing-rod 8, with the two ends of fixed drawing-rod 8 in compensator body 2, concrete, pull bar 8 is multiple, does not limit herein.
Pass through technique scheme, the confined space of the side and end socket of diffusing valve communicates, opposite side communicates with atmosphere environment, thus can open bend pipe pressure balancing formula FlexbleJoint termination after gas pipe line has been replaced diffuse valve, the coal gas of inside, bend pipe pressure balancing formula FlexbleJoint termination can be discharged into atmosphere environment after continuation purging is qualified, to replace the coal gas in the confined space of clean end socket, the coal gas avoided in confined space enters gas pipe line by pressure compensation opening, improve the Safety performance of bend pipe pressure balancing formula FlexbleJoint, ensure that the normal production and safety operation of blast furnace.
Although described preferred embodiment of the present utility model, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the utility model scope.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (3)
1. a bend pipe pressure balancing formula FlexbleJoint, is characterized in that, comprises compensator body, end socket, inlet pipe, bellows, diffuses valve;
The side-wall hole of described compensator body is communicated with described inlet pipe, one termination of described compensator body is docked with described end socket, seal one end of described compensator body, described end socket has a confined space, described confined space is communicated with described inlet pipe by pressure compensation opening, and the sidewall upper ring cap of described compensator body has described bellows;
Diffuse valve described in described end socket is provided with, described in diffuse valve side be communicated with described confined space, opposite side is communicated with atmosphere environment.
2. bend pipe pressure balancing formula FlexbleJoint as claimed in claim 1, it is characterized in that, described end socket has valve attachment hole, described valve attachment hole is fixed one end of a flange spool, the other end of described flange spool is connected with the described valve that diffuses.
3. bend pipe pressure balancing formula FlexbleJoint as claimed in claim 2, it is characterized in that, described bend pipe pressure balancing formula FlexbleJoint also comprises pull bar, is installed on the sidewall of described compensator body, wherein, described pull bar is installed along the axial direction of described compensator body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420830829.XU CN204387563U (en) | 2014-12-23 | 2014-12-23 | A kind of bend pipe pressure balancing formula FlexbleJoint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420830829.XU CN204387563U (en) | 2014-12-23 | 2014-12-23 | A kind of bend pipe pressure balancing formula FlexbleJoint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204387563U true CN204387563U (en) | 2015-06-10 |
Family
ID=53360283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420830829.XU Active CN204387563U (en) | 2014-12-23 | 2014-12-23 | A kind of bend pipe pressure balancing formula FlexbleJoint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204387563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151760A (en) * | 2016-08-24 | 2016-11-23 | 洛阳双瑞特种装备有限公司 | A kind of bend pipe pressure balance type compensator based on bellows and sleeve design |
-
2014
- 2014-12-23 CN CN201420830829.XU patent/CN204387563U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151760A (en) * | 2016-08-24 | 2016-11-23 | 洛阳双瑞特种装备有限公司 | A kind of bend pipe pressure balance type compensator based on bellows and sleeve design |
| CN106151760B (en) * | 2016-08-24 | 2018-02-23 | 洛阳双瑞特种装备有限公司 | A kind of bend pipe pressure balance type compensator based on bellows and sleeve design |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101225914B (en) | Automatic abutting joint for gas pipe | |
| CN203426576U (en) | Full-weld-seam gas protection device for active metal pipe fitting welding | |
| CN204387563U (en) | A kind of bend pipe pressure balancing formula FlexbleJoint | |
| CN203711818U (en) | Multi-pipeline tundish baking device | |
| CN203629172U (en) | High-temperature cooling water jacket for camera in furnace | |
| CN202598017U (en) | Bleeding type pipeline plug | |
| CN204672671U (en) | The universal draft hood of a kind of use for laboratory | |
| CN204881895U (en) | Double screen protection thermocouple | |
| CN205205073U (en) | Dry coke quenching stove water sealed tank | |
| CN204723634U (en) | A kind of spark arrester | |
| CN208779471U (en) | A kind of gas piping blow device | |
| CN204224425U (en) | A kind of glass furnace furnace charge road nozzle brick | |
| CN211142168U (en) | Coating film high-temperature equipment capable of preventing sealing ring from aging | |
| CN209511362U (en) | Aluminum fluoride produces reacting furnace end face seal equipment | |
| CN203880320U (en) | Nozzle seal structure of gas metal tube | |
| CN202066537U (en) | Venturi tube | |
| CN206535428U (en) | A kind of flue gas denitrification equipment | |
| CN207062318U (en) | Sealing device in electric arc furnaces feed opening | |
| CN201434204Y (en) | Positive and negative pressure safety device of wet-type gas storage cabinet | |
| CN205188398U (en) | Aluminum alloy refining device | |
| CN203571313U (en) | Novel corrugated compensator | |
| CN114905045B (en) | Butt joint device of double smelting furnaces for preparing metal powder | |
| CN205402028U (en) | Expansion joint | |
| CN203559066U (en) | Blow-in taphole structure of blast furnace | |
| CN202302383U (en) | High-pressure rubber hose with water cooling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |