Double Buoyancy Tank Flap Valve
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Pontoon-door is a double check valve products, relying on weight and pressure difference inside and outside the door, automatically opening and closing, sealing, anti-return performance, corrosion resistance, ease of installation management.
Pontoon door for drainage and sewage treatment works to a variety of channels, rivers, drainage channels, the mouth of the shore-return purposes, it is only a one-way flow of rectangular channel for the outlet.
Double pontoon door specifications:
According to customer requirements, offer different sizes of double floating box door.
Double door with a pontoon on the forward and reverse flow off the role, doorway pages and doorway pages from the section on the door the next section page composition, the use of doorway pages and buoyancy in the water pressure inside and outside the doorway pages or errand door open page Close.
Double door of the advantages of pontoon;
a, doorway pages for the sealed chamber structure, doorway pages, accounting for 1.05-1.2;
b, the configuration without hanging weight;
c, page open door, open the first page under the section of the door, then open the page on the festival door, opening angle, while greatly reducing the water thrust the door open page, reduce energy loss.
d, page close the door when the door section on page to close, the next page and then close the door section, greatly reduces the door when the door closed block pages based on impact force.
Double pontoon-door installation:
1, the door will be installed with embedded Anchorage gantry welding and pouring two concrete.
2, double pontoon-to-door in the course, you can page through the sealed chamber to the door or turn on the water injection method to change the proportion of doorway pages in order to achieve the best results on.
3, multiple door installation, as a result of lifting conditions need to install a semicolon, should be noted that annotation tags for each door and the door of the portal page to connect with an even, are not interchangeable.
Double pontoon-door Installation Notes:
1, door installation, first check all parts of the bolt is caused due to transport handling loose should be tightened if loose.
2, check the main portal page with links to the door only on whether the water dislocation, dislocation, if you will only loose bolts to adjust the water in the same plane.
3, door installation installation should be used for the whole place to prohibit the portal, doorway pages split installation, to prevent the door leaf deformation.
4, two door before pouring the whole place after looking good before and after lifting, so the correct position, and then with embedded steel weld.
5-door factory, in order to portal, doorway pages fit the tighter, reducing the installation space, door-door in the upper and lower pressure on the page board installed iron. After the card should be on-site installation of iron removal, so that the door opening and closing.
6, the pouring of concrete, the flow block the door, doorway pages, inclined railways, baffle gap in the mortar should be removed, to prevent mortar freezing effect opening and closing.
The main submersible pumps are: submersible mixed flow pump, submersible sewage pump, submersible inclined pump, QHB series submersible axial mixed flow pump, WQK series submersible sewage pump, WQD series submersible cutting pump, WLB series vertical sewage pump, GZ series tubular pump , Pump door and control system equipment.
Add：Yunlong Development Zone, Ningbo,Zhejiang