Valve arrangement for connecting a heat exchanger of a hot water extraction device to a district heating network

Valve arrangement for connecting a heat exchanger of a hot water extraction device to a district heating network

  • CN 101,410,770 B
  • Filed: 01/25/2007
  • Issued: 11/19/2014
  • Est. Priority Date: 01/27/2006
  • Status: Active Grant
First Claim
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1. the valve gear for the heat interchanger of hot water extraction equipment is connected with long-range heating network, this valve gear is with an elementary side valve, and this elementary side valve is controlled heat transport fluid via the flow of the primary side of this heat interchanger, this valve gear is also with a secondary side valve that is stressed and controls, this secondary side valve affects water via the flow of the primary side of this heat interchanger, wherein, described elementary side valve can be handled by described secondary side valve, wherein, described elementary side valve (20) is arranged in one first housing parts (51), described secondary side valve (40) is arranged in one second housing parts (52), and these two housing parts (51, 52) by one the 3rd housing parts (53), interconnect, described the 3rd housing parts accommodates an operating control (47), described elementary side valve (20) can be handled by described secondary side valve (40) by this operating control, described secondary side valve (40) has the movable valve member (42) being bearing on a barrier film (41), wherein, the barrier film (41) of described secondary side valve (40) extends to the contact area between described the second housing parts (52) and described the 3rd housing parts (53), described movable valve member is designed to valve seat (42), wherein, the barrier film (41) of described secondary side valve (40) has an opening (49) being connected with described valve seat (42), water can flow through described opening, it is characterized in that, in described elementary side valve (20) upstream, be connected to a pressure control valve (29), this pressure control valve has the barrier film (30) in a contact area extending between described the first housing parts (51) and described the 3rd housing parts (53), wherein, described secondary side valve (40) is arranged on one end of described the second housing parts (52).

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