CN2733128Y - Liquid flow controller - Google Patents
Liquid flow controller Download PDFInfo
- Publication number
- CN2733128Y CN2733128Y CN 200420016672 CN200420016672U CN2733128Y CN 2733128 Y CN2733128 Y CN 2733128Y CN 200420016672 CN200420016672 CN 200420016672 CN 200420016672 U CN200420016672 U CN 200420016672U CN 2733128 Y CN2733128 Y CN 2733128Y
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- CN
- China
- Prior art keywords
- hole
- flow controller
- liquid flow
- controll block
- housing
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- Expired - Fee Related
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Abstract
The utility model which belongs to the technology field of fluid flow control device discloses a liquid flow controller. The major technical proposal is characterized in that the liquid flow controller comprises a housing with inlet and outlet. The inner part of the housing is fixed with a stepwise manger board. The paralleled face of the axial cord of the manger board and the housing is provided with a through hole. One end of a spring which penetrates the thought hole is connected with a control block whose shape is cooperated with the through hole. The side wall of the control block is provided with at least a strip of flute. The top of the housing corresponding to the thought hole is provided with a reloading hole. The utility model which provides a fluid flow controller can intercept the liquid immediately when the rate of discharge is enlarged because of the cracking of the pipe line or stealing, which avoids the loss of the liquid. The liquid flow controller can recover to normal work when the pipe line is repaired or no longer stealing, which makes no use of people's debugging. The utility model has the advantages of simple structure and easy use.
Description
Technical field
The utility model belongs to fluid flow control gear technical field, relates in particular to a kind of liquid flow controller that comprises the housing that has import and outlet.
Background technique
At present, central heat supply has become the main heat-supplying mode in city, and numerous residents are subjected to its benefit deeply.Owing to reasons such as pipeline is aging easily cause the pipeline cracking, often cause very big loss if unmanned in the family this moment in the user family that has but in use.In addition, individual user's hot water of stealthily emitting in the caliduct for selfishness uses sometimes, like this, because a large amount of losses of hot water not only influence heating effect but also increase the heating cost greatly, also can cause the heating system paralysis when serious.
The model utility content
The purpose of this utility model provides a kind ofly can stop liquid immediately when pipeline damages, avoid fluid loss and can be by the replacing of accessory the liquid flow controller of controlling liquid flow.
The technical solution adopted in the utility model is: comprise the housing that has import and outlet, described enclosure interior is fixed with a cascade manger board, manger board with housing shaft line parallel face on have through hole, the spring that one end is connected with the controll block that shape and shape of through holes be complementary passes through hole, the sidewall of described controll block has at least one groove, and described case top and through hole corresponding part have the hole that changes the outfit.
Its additional technical feature is: described through hole is a circular hole; Described controll block is the bottom surface external diameter less than through hole internal diameter, the end face external diameter cone table shape greater than the through hole internal diameter; Described controll block is the flat board of external diameter greater than the through hole internal diameter; Have two grooves on the described controll block; Described spring with the controll block connecting end sleeve of external diameter less than the through hole internal diameter is installed; The bottom of described controll block is fixed with at least three and the contacted pawl of described sleeve outer wall; Described controll block is connected by screw with sleeve.
Liquid flow controller provided by the utility model, owing in housing, be provided with the spring that is connected with controll block, and the elasticity coefficient of spring and the fluid pressure differential of housing inlet/outlet are complementary, when the liquid proper flow, the fluid pressure differential of housing inlet/outlet is not enough to cause length of spring compressed, and liquid is flow through by controll block and via clearance.If the pipeline of fluid flow control dress device back ftractures or causes rate of discharge to increase owing to stealing, this moment, the fluid pressure differential of housing inlet/outlet strengthened, and effect causes length of spring compressed to inlet's liquid to controll block, and controll block falls to sealing through hole, liquid is stopped, and has avoided fluid loss.Secondly, on controll block, have groove, when controll block fell to sealing through hole, liquid can be by trace stream mistake in the groove, after the pipeline reparation of liquid flow controller back or no longer stealing, the liquid that flows through in the groove accumulates gradually, the fluid pressure differential of housing inlet/outlet diminishes gradually, and when pressure reduction during less than the elasticity number of spring, spring is upspring controll block, liquid flow controller recovers proper functioning, need not artificially debug again.In addition, have the hole that changes the outfit, can require replacing to be connected with the spring of controll block according to different flow, thereby reach the controlling liquid flow at housing.When the liquid flow controller proper functioning, if the inlet flow rate increase can make pressure reduction increase and close, impel the flow size of regulating valve on the pipeline, can play the effect of adjustment by force.
Description of drawings
Fig. 1 is the structural representation of the utility model liquid flow controller;
Fig. 2 is a kind of structural representation of controll block;
Fig. 3 is the structural representation of another kind of controll block;
Fig. 4 is the long splice composition of spring and controll block;
Fig. 5 is the use principle figure of liquid flow controller.
Embodiment
Be described further below in conjunction with the structure and the embodiment of accompanying drawing the utility model liquid flow controller.
Be illustrated in figure 1 as the structural representation of liquid flow controller provided by the utility model, comprise the housing 1 that has import 2 and outlet 3, in housing 1 internal fixation cascade manger board 4 is arranged, have through hole 5 on the manger board 4, the spring 6 that passes through hole 5 is connected with controll block 7, spring 6 is equipped with sleeve 8 with controll block 7 connecting ends, and housing 1 top and through hole 5 corresponding parts have the hole 9 that changes the outfit.As shown in Figure 2, controll block 7 for bottom surface 11 external diameters that have groove 10 less than through hole 5 internal diameters, end face 12 external diameters cone table shape greater than through hole 5 internal diameters, the bottom of controll block is fixed with and the contacted pawl 13 of sleeve 8 outer walls, pawl 13 external diameters are less than through hole 5 internal diameters.As shown in Figure 3, controll block 7 can also be the flat board of external diameter greater than through hole 5 internal diameters, and dull and stereotyped bottom is fixed with and the contacted pawl 13 of sleeve 8 outer walls, and pawl 13 external diameters are less than through hole 5 internal diameters.As shown in Figure 4, the sleeve 8 that spring 6 is installed links together by screw 14 with controll block 7, and the pawl 13 of controll block 7 bottoms is attached to the outer wall of sleeve 8.
During use, with liquid flow controller housing 1,1 ' according to being installed in as shown in Figure 5 between central heat supply intake pipe 15, water return pipeline 16 and the subscriber household pipeline 17, at this moment, can not recessing 10 on the controll block 7 in the liquid flow controller housing 1 '.When normal use, the fluid pressure differential between import 2 and outlet 3, import 2 ' and the outlet 3 ' is not enough to cause spring 6 compressions, and liquid is flow through by the gap between controll block 7 and the through hole 5.When the pipeline of subscriber household pipeline 17 cracking or user steal hot water, the flow of outlet 3 increases, import 2 this moment and export between 3 fluid pressure differential strengthen, the liquid that is entered by import 2 passes through controll block 7 is acted on and pressure spring 6, at this moment, controll block 7 falls to sealing through hole 5, simultaneously, between import 2 ' and the outlet 3 ' because the hydraulic pressure in the water return pipeline 16 have been bigger than the hydraulic pressure in the subscriber household pipeline 17, liquid flow controller housing 1 ' also seals, central heat supply this moment intake pipe 15, water in the water return pipeline 16 does not enter in the subscriber household pipeline 17, and liquid is stopped, thereby has avoided fluid loss.
In addition, owing on controll block 7, have groove 10, when controll block 7 falls to sealing through hole 5, liquid can be by trace stream mistake in the groove 10, after the pipeline reparation of subscriber household pipeline 17 or user no longer steal hot water, the liquid that flows through in the groove 10 is accumulation gradually in subscriber household pipeline 17, import 2 and the fluid pressure differential that exports between 3 diminish gradually, when pressure reduction during less than the elasticity number of spring 6, spring 6 is upspring controll block 7, liquid flow controller housing 1,1 ' is all open-minded, and the water of central heat supply intake pipe 15 enters in the subscriber household pipeline 17, flowed back to by water return pipeline 16, liquid flow controller recovers proper functioning.
Have the hole 9 that changes the outfit on the housing 1, reach when changing fluid flow by changing controll block 7 and spring 6, only need open that controll blocks 7 are changed in the hole 9 that changes the outfit and spring 6 gets final product when controll block 7 and spring 6 damages or want, very convenient.
This liquid flow controller can also be controlled the adjusting of valve 18 on the pipeline by force, if the flow velocity that intake pipe 15 flows to water return pipeline 16 cross conference make liquid flow controller import 2 and export 3 between pressure reduction increase, it is closed can not normally move, this moment must regulating valve 18 so that liquid flow controller import 2 and export 3 between pressure reduction remain unchanged, can play the effect of balance by force.
The utility model is not only applicable to central heat supply, and is suitable equally on other fluid-carrying lines.
Claims (8)
1, liquid flow controller, comprise the housing that has import and outlet, it is characterized in that: described enclosure interior is fixed with a cascade manger board, manger board with housing shaft line parallel face on have through hole, the spring that one end is connected with the controll block that shape and shape of through holes be complementary passes through hole, the sidewall of described controll block has at least one groove, and described case top and through hole corresponding part have the hole that changes the outfit.
2, liquid flow controller according to claim 1 is characterized in that: described through hole is a circular hole.
3, liquid flow controller according to claim 1 is characterized in that: described controll block is the bottom surface external diameter less than through hole internal diameter, the end face external diameter cone table shape greater than the through hole internal diameter.
4, liquid flow controller according to claim 1 is characterized in that: described controll block is the flat board of external diameter greater than the through hole internal diameter.
5, liquid flow controller according to claim 3 is characterized in that: have two grooves on the described controll block.
6, liquid flow controller according to claim 1 is characterized in that: described spring with the controll block connecting end sleeve of external diameter less than the through hole internal diameter is installed.
7, liquid flow controller according to claim 6 is characterized in that: the bottom of described controll block is fixed with at least three and the contacted pawl of described sleeve outer wall.
8, according to claim 6 or 7 described liquid flow controllers, it is characterized in that: described controll block is connected by screw with sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420016672 CN2733128Y (en) | 2004-08-18 | 2004-08-18 | Liquid flow controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420016672 CN2733128Y (en) | 2004-08-18 | 2004-08-18 | Liquid flow controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2733128Y true CN2733128Y (en) | 2005-10-12 |
Family
ID=35068969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420016672 Expired - Fee Related CN2733128Y (en) | 2004-08-18 | 2004-08-18 | Liquid flow controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2733128Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109007993A (en) * | 2018-05-15 | 2018-12-18 | 吴梓赫 | Superpower combustion rouge underpants |
-
2004
- 2004-08-18 CN CN 200420016672 patent/CN2733128Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109007993A (en) * | 2018-05-15 | 2018-12-18 | 吴梓赫 | Superpower combustion rouge underpants |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |