CN203809713U - Integrated external off-line valve - Google Patents
Integrated external off-line valve Download PDFInfo
- Publication number
- CN203809713U CN203809713U CN201420211717.6U CN201420211717U CN203809713U CN 203809713 U CN203809713 U CN 203809713U CN 201420211717 U CN201420211717 U CN 201420211717U CN 203809713 U CN203809713 U CN 203809713U
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- valve
- valve body
- rotating shaft
- crank
- line
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- Expired - Fee Related
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Abstract
The utility model discloses an integrated external off-line valve. The integrated external off-line valve includes a valve body. A rotating shaft is movably supported in the valve body in a sealed mode. One end of the rotating shaft extends out of the valve body. A rotating shaft body in the valve body is provided with valve blades. A mounting bracket is further arranged on the outer wall of the valve body and provided with a drive cylinder. A piston rod of the drive cylinder is hinged to one end of a crank. The other end of the crank is fixed to the rotating shaft body outside the valve body. The drive cylinder drives the valve blades to rotate around the rotating shaft in a reciprocating mode through the crank to close the valve blades or open the valve body. The integrated external off-line valve has the advantages that as the off-line valve is an integrated device, the off-line valve can be integrally hoisted after being transported to a project site and is convenient to install, and therefore the performance stability of equipment is ensured; in addition, only the valve blades are arranged in the valve body, so that no fault will occur; as the components which may have a fault in the operation process are all arranged outside the valve body, maintenance is convenient.
Description
Technical field
The utility model relates to deduster, is specifically related to sack cleaner or electricity changes the external off-line valve of a kind of integrated type in bag dust collector.
Background technique
In bag-type dust removal system, the flue gas filtering through sack cleaner can enter upper box, then enters smoke pipeline from the smoke outlet at upper box top, then discharges from smoke pipeline; On smoke pipeline, be provided with to open or the off-line valve of the smoke outlet at closed upper box top.The structure of the off-line valve using is at present: comprise the lift cylinder being vertically installed on smoke pipeline, the piston rod movable sealing of lift cylinder stretches into smoke pipeline and valve disc (also claiming valve gap) is installed, the piston rod of lift cylinder is flexible, drives the downward closure of valve disc or upwards opens smoke outlet.In the time that sack cleaner normally moves, the lift cylinder of off-line valve drives valve disc to rise and opens the smoke outlet of upper box, upper box is connected with smoke pipeline, the flue gas filtering through sack cleaner like this enters after upper box, just can enter smoke pipeline from the smoke outlet of upper box, then discharge from smoke pipeline; When sack cleaner need carry out jetting deashing when operation, the lift cylinder of off-line valve drives the decline smoke outlet of closed upper box of valve disc, makes upper box and the mutually airtight isolation of smoke pipeline.
The shortcoming of this off-line valve is: on the one hand, because the mounting point of off-line valve is run through inside and outside smoke pipeline, current this off-line valve can only be transported to behind project scene with the form of loose mail, assemble mutually with smoke pipeline again, complex installation process, labor strength is large, and the overall performance of off-line valve after this Assembling can distinguish to some extent according to assembling workman's operant level difference, causes equipment performance unstable; On the other hand, after breaking down in order to the lift cylinder that drives valve disc lifting, valve disc can fall to and seal smoke outlet under self gravitation effect, flue gas cannot be discharged from smoke outlet, the flue gas constantly passing into can be gathered in upper box simultaneously, constantly increase the internal pressure of upper box, when serious, even blast; And after driving cylinder to break down, service worker can only be crawled into upper box inside and carry out overhaul of the equipments, due to the spatial constraints in upper box, workman repairs very inconvenient, and in the situation that sack cleaner moves, enter upper box inside and keep in repair, also exist certain potential safety hazard.
Model utility content
The purpose of this utility model is to provide convenient, the safe to use external off-line valve of a kind of integrated type of a kind of installation and maintenance.
For solving the problems of the technologies described above, the utility model has adopted following technological scheme: the external off-line valve of described a kind of integrated type, comprise: valve body, in valve body, movable sealing is supported with a rotating shaft, and valve body is stretched out in one end of rotating shaft, on the rotating shaft axle body in valve body, is provided with valve disc, on valve outer wall, be also provided with mounting bracket, on mounting bracket, be provided with driving cylinder, drive the piston rod of cylinder and one end of crank to be hinged, the rotating shaft axle body outside the other end and the valve body of crank fixes; Drive cylinder to drive valve disc reciprocating rotation around the shaft by crank, make valve disc closure or open valve body.
Further, the external off-line valve of aforesaid a kind of integrated type, wherein: in the time driving cylinder to drive valve disc to open valve body by crank, valve disc just in time turns to valve body and axially parallels.
The utility model has the advantages that: this off-line valve is integral device, carry out integral hoisting after being transported to project scene, easy for installation, guarantee the stability of equipment; And the inside of valve body only has valve disc, there will not be fault, the parts that may break down in running are all arranged on to the outside of valve body, device maintenance is convenient, has improved greatly the operation stability of sack cleaner.
Brief description of the drawings
Fig. 1 is the structural representation of the external off-line valve of a kind of integrated type described in the utility model.
Fig. 2 is the external off-line valve of a kind of integrated type shown in Fig. 1 and upper box, smoke pipeline three's position relationship schematic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1 and Figure 2, the external off-line valve of described a kind of integrated type, comprise: be provided with in the valve body 3 of inlet end 1 and outlet side 2, the interior movable sealing of valve body 3 between inlet end 1 and outlet side 2 is supported with a rotating shaft 4, valve body 3 is stretched out in one end of rotating shaft 4, on rotating shaft 4 axle bodies in valve body 3, be provided with valve disc 5, on the outer wall of valve body 3, be also provided with mounting bracket 6, on mounting bracket 6, be provided with and drive cylinder 7, drive the piston rod of cylinder 7 and one end of crank 8 to be hinged, rotating shaft 4 axle bodies outside the other end of crank 8 and valve body 3 fix; Drive cylinder 7 to drive valve disc 54 reciprocating rotations around the shaft by crank 8, make valve disc 5 closures or open valve body 3; In the present embodiment, when driving cylinder 7 while driving valve disc 5 to open valve body 3 by crank 8, valve disc 5 just in time turns to and axially the paralleling of valve body 3, like this can the resistance minimum of valve disc 5 to the flue gas by valve body 3; In the time of as installed, only the smoke outlet of upper box 9 need be sealed and is communicated with mutually with the inlet end 1 of valve body 3 by connecting tube 10, again the outlet side of valve body 32 is connected with the suction port of smoke pipeline 11, has completed the installation of off-line valve and upper box 9, smoke pipeline 11, easy for installation;
Working principle of the present utility model is: in the time that sack cleaner moves, start and drive cylinder 7, make to drive the piston rod of cylinder 7 protruding, when driving cylinder 7 to drive valve disc 54 to turn to and valve body 3 parallel to an axiss around the shaft by crank 8, make valve body 3 in the time of open mode, then stop driving the action of cylinder 7, now, the flue gas filtering through sack cleaner enters after upper box 9, can discharge from smoke pipeline 11 through valve body 3 from the smoke outlet of upper box 9; In the time that sack cleaner need carry out jetting deashing operation, again start and drive cylinder 7, make to drive the piston rod of cylinder 7 inwardly to be retracted, when driving cylinder 7 to drive valve disc 5 around the shaft 4 while turning to closed valve body 3 by crank 8, stop driving the action of cylinder 7, now, the injection system in sack cleaner can carry out jetting deashing operation.The utility model has the advantages that: this off-line valve is integral device, carry out integral hoisting after being transported to project scene, easy for installation, guarantee the stability of equipment; And the inside of valve body only has valve disc, there will not be fault, the parts that may break down in running are all arranged on to the outside of valve body, in the time there is undesired situation of closing in valve disc 5, whether workman can form a prompt judgement because crank 8 is loosening or drive due to cylinder 7 is short of power very much, and workman does not need to enter in upper box 9 and keeps in repair, only need to stand in upper box 9 and just can carry out corresponding maintenance operation outward, in not affecting the normal work of sack cleaner, improve again maintenance efficiency, and greatly reduced the probability that workman has an accident.
Claims (2)
1. the external off-line valve of integrated type, it is characterized in that: comprising: valve body, in valve body, movable sealing is supported with a rotating shaft, valve body is stretched out in one end of rotating shaft, on rotating shaft axle body in valve body, be provided with valve disc, on valve outer wall, be also provided with mounting bracket, on mounting bracket, be provided with driving cylinder, drive the piston rod of cylinder and one end of crank to be hinged, the rotating shaft axle body outside the other end and the valve body of crank fixes; Drive cylinder to drive valve disc reciprocating rotation around the shaft by crank, make valve disc closure or open valve body.
2. the external off-line valve of a kind of integrated type according to claim 1, is characterized in that: in the time driving cylinder to drive valve disc to open valve body by crank, valve disc just in time turns to valve body and axially parallels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211717.6U CN203809713U (en) | 2014-04-29 | 2014-04-29 | Integrated external off-line valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211717.6U CN203809713U (en) | 2014-04-29 | 2014-04-29 | Integrated external off-line valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203809713U true CN203809713U (en) | 2014-09-03 |
Family
ID=51448463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420211717.6U Expired - Fee Related CN203809713U (en) | 2014-04-29 | 2014-04-29 | Integrated external off-line valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203809713U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994238A (en) * | 2014-04-29 | 2014-08-20 | 江苏新中环保股份有限公司 | Integrated external offline valve |
| CN104841556A (en) * | 2015-03-24 | 2015-08-19 | 江苏新中环保股份有限公司 | Low-low-temperature electric dust remover |
-
2014
- 2014-04-29 CN CN201420211717.6U patent/CN203809713U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994238A (en) * | 2014-04-29 | 2014-08-20 | 江苏新中环保股份有限公司 | Integrated external offline valve |
| CN104841556A (en) * | 2015-03-24 | 2015-08-19 | 江苏新中环保股份有限公司 | Low-low-temperature electric dust remover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190107 Address after: 215600 Donglai Jiangqiao, Yangshe Town, Zhangjiagang City, Jiangsu Province (in Zhangjiagang East China Marine Valve Manufacturing Co., Ltd.) Patentee after: Jiangsu Xinren Environmental Protection Technology Co.,Ltd. Address before: 215600 Jiangsu Xinzhong Environmental Protection Co., Ltd. Zhangjiagang Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: JIANGSU NEW ENVIRONMENTAL Corp. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |