CN205401740U - Round valve - Google Patents
Round valve Download PDFInfo
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- CN205401740U CN205401740U CN201620186421.2U CN201620186421U CN205401740U CN 205401740 U CN205401740 U CN 205401740U CN 201620186421 U CN201620186421 U CN 201620186421U CN 205401740 U CN205401740 U CN 205401740U
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- transmission shaft
- blade
- power transmission
- outside framework
- circular outside
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Abstract
Round valve, including circular outer frame, actuating mechanism and blade, circular outer frame and blade between be connected with the extension spring, the horizontal section of circular outer frame be " concentric circles " shape, circular outer frame on be provided with center support and boss, center support and circular outer frame between be provided with first sealed, the blade on to be provided with the second sealed to be connected with center support through the transmission shaft, transmission shaft and center support junction be provided with brass bushing, actuating mechanism pass through the boss and connect outside circular on the frame to be connected with the transmission shaft, the transmission shaft on be provided with the gangbar, the longitudinal profile of transmission shaft be " square " shape, the longitudinal profile of blade and transmission shaft junction be " square " shape, not only can not appear killing and die with becoming rusty, processing convenience moreover, yet up to standard requirement of air leakage.
Description
Technical field
This utility model relates to valve, particularly relates to round valve.
Background technology
Along with developing rapidly of building trade, the extensive use in architectural engineering of Building Fire Protection smoke evacuation system, relate to security against fire, the problem of energy-conserving and environment-protective also increasingly highlights, so proposing higher requirement in the air-tightness of architectural engineering smoke control system, general anti-fire smoke expelling valve is welded by after processing and forming, actuator power transmission shaft and anti-fire smoke expelling valve blade junction are susceptible to kill and become rusty extremely, have impact on the structural strength of whole fire and smoke exhaust, and operating difficulties, when additionally producing, except existing and technique require the problem that after processing and forming, the flatness of iron plate is good, there is also the problem being easily generated thermal deformation because of welding processing, thus bringing very big difficulty of processing to the workman making product, and inleakage does not reach national standard requirement.
Summary of the invention
This utility model round valve, solves above technical problem, have employed circular outside framework, is provided with rustless steel diaphragm seal, and blade have employed riveting and connects, and is provided with brass bushing, does not only have and kills and become rusty extremely, and easy to process, and inleakage also reaches standard-required.
nullIn order to realize above-mentioned technical purpose，Reach above-mentioned technology requirement，The technical scheme is that round valve of this utility model，Including circular outside framework,Actuator and blade，It is connected to extension spring between described circular outside framework and blade，It is characterized in that: the horizontal section of described circular outside framework is " ◎ " shape，Described circular outside framework is provided with intermediate support and boss，It is provided with the first sealing between described intermediate support and circular outside framework，Described blade is provided with the second sealing，And be connected with intermediate support by power transmission shaft，Described power transmission shaft and intermediate support junction are provided with brass bushing，Described actuator is connected on circular outside framework by boss，And be connected with power transmission shaft，Described power transmission shaft is provided with gangbar，The longitudinal profile of described power transmission shaft is " " shape，The longitudinal profile of described blade and power transmission shaft junction is " " shape.
As preferred technical scheme: the connected mode between described circular outside framework and boss is that riveting is connected.
As preferred technical scheme: the connected mode between described circular outside framework and intermediate support is that riveting is connected.
As preferred technical scheme: be provided with cushion block and the 3rd sealing between described blade.
As preferred technical scheme: described blade, the second sealing and the 3rd is sealed into stainless steel substrates.
As preferred technical scheme: described gangbar is made up of fixed block and connecting rod, described fixed block is connected on power transmission shaft, and described connecting rod is connected on fixed block.
As preferred technical scheme: described intermediate support is made up of the first support and the second support.
The beneficial effects of the utility model are: round valve, have employed circular outside framework, are provided with rustless steel diaphragm seal, blade have employed riveting and connects, and power transmission shaft and intermediate support junction are provided with brass bushing, does not only have and kills and become rusty extremely, and easy to process, inleakage also reaches standard-required.
Accompanying drawing explanation
Fig. 1 is this utility model front view；
Fig. 2 is this utility model Figure 1A-A sectional view；
Fig. 3 is this utility model Fig. 2 C to zoomed-in view；
Fig. 4 is this utility model Fig. 2 D to zoomed-in view；
Fig. 5 is this utility model Figure 1B-B sectional view；
In the drawings, 1. circular outside framework, 2. actuator, 3. blade, 4. intermediate support, 5. power transmission shaft, 6. brass bushing, 7. gangbar, 8. cushion block, 101. extension springs, 102. boss, 103. first sealings, 104. second sealings, 105. the 3rd sealings, 401. first supports, 402. second supports, 701. fixed blocks, 702. connecting rods.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further described；
nullIn the accompanying drawings，Round valve，Including circular outside framework 1,Actuator 2 and blade 3，It is connected to extension spring 101 between described circular outside framework 1 and blade 3，The horizontal section of described circular outside framework 1 is " ◎ " shape，In order that facilitate processing and manufacturing，Reduce welding sequence，Structural strength is higher，Described circular outside framework 1 is provided with intermediate support 4 and boss 102，Connected mode between described circular outside framework 1 and boss 102 is that riveting is connected，Also it is connected for riveting with the connected mode between intermediate support 4，Purpose is to reduce welding sequence，Prevent thermal deformation，It is provided with the first sealing 103 between described intermediate support 4 and circular outside framework 1，Described blade 3 is provided with the second sealing 104，Described blade 3) and intermediate support 4 between be provided with cushion block 8 and the 3rd and seal 105，Described blade 3) formed by two boards riveting，Purpose is to reduce welding sequence，Prevent thermal deformation，And ensure that structural strength，Described first seals 103，Second sealing 104 and the 3rd sealing 105 are stainless steel substrates，Compare sheet rubber and not only can bear high temperature，And intensity also can guarantee that，Described intermediate support 4 is made up of the first support 401 and the second support 402，Described blade 3 is connected with the first support 401 by power transmission shaft 5，Described power transmission shaft 5 and the first support 401 junction are provided with brass bushing 6，Prevent junction from killing occurring and becomes rusty dead，Described actuator 2 is connected on circular outside framework 1 by boss 102，And be connected with power transmission shaft 5，Described power transmission shaft 5 is provided with gangbar 7，Described gangbar 7 is made up of fixed block 701 and connecting rod 702，Described fixed block 701 is connected on power transmission shaft 5，Described connecting rod 702 is connected on fixed block 701，Described actuator 2 drives a wherein power transmission shaft 5 to rotate，Under the effect of gangbar 7，All power transmission shafts 5 are driven to rotate，It is achieved thereby that blade 3 rotates，The longitudinal profile of described power transmission shaft 5 is " " shape，Described blade 3 and the longitudinal profile of power transmission shaft 5 junction are " " shape，Described power transmission shaft 5 and blade 3 are connected by " " shape respective outer side edges.
Of the present utility model it is embodied as: when actually used, by the actuator 2 of different parts and coordinating of extension spring 101, achieve the control of anti-fire smoke expelling valve switch gap size, reach the effect of requirement, temperature-sensitive original paper can also be set up, when ambient temperature exceedes design temperature, the switch of anti-fire smoke expelling valve can be automatically controlled, not only ensure that the inleakage of anti-fire smoke expelling valve, and inleakage can be regulated.
Above-described embodiment is only for clearly demonstrating the description that this utility model is made; and it is not the restriction to embodiment; to those of ordinary skill in the art; can also make other changes in different forms on the basis of the above description; here without also giving exhaustive to all of embodiment, and the apparent change thus amplified out or variation are still among protection domain of the present utility model.
Claims (7)
- null1. round valve，Including circular outside framework (1),Actuator (2) and blade (3)，It is connected to extension spring (101) between described circular outside framework (1) and blade (3)，It is characterized in that: the horizontal section of described circular outside framework (1) is " ◎ " shape，Described circular outside framework (1) is provided with intermediate support (4) and boss (102)，It is provided with the first sealing (103) between described intermediate support (4) and circular outside framework (1)，Described blade (3) is provided with the second sealing (104)，And be connected with intermediate support (4) by power transmission shaft (5)，Described power transmission shaft (5) and intermediate support (4) junction are provided with brass bushing (6)，Described actuator (2) is connected on circular outside framework (1) by boss (102)，And be connected with power transmission shaft (5)，Described power transmission shaft (5) is provided with gangbar (7)，The longitudinal profile of described power transmission shaft (5) is " " shape，The longitudinal profile of described blade (3) and power transmission shaft (5) junction is " " shape.
- 2. round valve according to claim 1, it is characterised in that: the connected mode between described circular outside framework (1) and boss (102) is that riveting is connected.
- 3. round valve according to claim 1, it is characterised in that: the connected mode between described circular outside framework (1) and intermediate support (4) is that riveting is connected.
- 4. round valve according to claim 1, it is characterised in that: it is provided with cushion block (8) and the 3rd between described blade (3) and intermediate support (4) and seals (105).
- 5. round valve according to claim 1, it is characterised in that: described blade (3) is formed by two boards riveting, and described first seals (103), and it is stainless steel substrates that the second sealing (104) and the 3rd seals (105).
- 6. round valve according to claim 1, it is characterized in that: described gangbar (7) is made up of fixed block (701) and connecting rod (702), described fixed block (701) is connected on power transmission shaft (5), and described connecting rod (702) is connected on fixed block (701).
- 7. round valve according to claim 1, it is characterised in that: described intermediate support (4) is made up of the first support (401) and the second support (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620186421.2U CN205401740U (en) | 2016-03-11 | 2016-03-11 | Round valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620186421.2U CN205401740U (en) | 2016-03-11 | 2016-03-11 | Round valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205401740U true CN205401740U (en) | 2016-07-27 |
Family
ID=56439407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620186421.2U Active CN205401740U (en) | 2016-03-11 | 2016-03-11 | Round valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205401740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673870A (en) * | 2016-03-11 | 2016-06-15 | 江苏华东正大空调设备有限公司 | Round valve |
-
2016
- 2016-03-11 CN CN201620186421.2U patent/CN205401740U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673870A (en) * | 2016-03-11 | 2016-06-15 | 江苏华东正大空调设备有限公司 | Round valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |