CN204025869U - A kind of anti-scald water tap - Google Patents
A kind of anti-scald water tap Download PDFInfo
- Publication number
- CN204025869U CN204025869U CN201420479252.2U CN201420479252U CN204025869U CN 204025869 U CN204025869 U CN 204025869U CN 201420479252 U CN201420479252 U CN 201420479252U CN 204025869 U CN204025869 U CN 204025869U
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- China
- Prior art keywords
- gear
- impeller
- hot water
- cold water
- water pipeline
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Abstract
The utility model discloses a kind of anti-scald water tap, its technological scheme main points are: comprise tap main body, hot water pipeline, cold water pipes, valve core device, hot water pipeline and cold water pipes are round pipeline, the length direction of cold water pipes is parallel with the length direction of hot water pipeline, hot water pipeline, between cold water pipes, be provided with and run through groove, run through and in groove, be provided with burn-proof device, burn-proof device comprises impeller, the first gear, the second gear, the circumferential side wall of impeller is provided with gear ring, cold water pipes is provided with strut, one end rotation of strut and impeller is hinged, the other end of impeller is provided with the return mechanism that can make impeller get back to fixed position state, the second gear is provided with penetration hole, the second gear is articulated with in two opposing sidewalls that run through groove, the first gear is articulated with in two opposing sidewalls that run through groove, when cold water cutout or cold water hydraulic pressure are not enough, energy penetration hole is understood automatically and hot water pipeline inner chamber is separated, realize the object that automatically stops hot water pipeline.
Description
Technical field
The utility model relates to a kind of water tap, and more particularly, it relates to a kind of water tap that can automatically stop hot water outflow when cold water cutout or cold water hydraulic pressure deficiency.
Background technique
Community in urban areas running water pipe central water supply, often there will be the situation of cutting off the water supply to occur, the reason of cutting off the water supply has a lot, some is due to pipeline rectification, some is because hydraulic pressure is too low, the prelude of cutting off the water supply the in a word often hydraulic pressure in water supply pipe reduces gradually, then current diminish, cutout gradually, if now people are just having a bath with hot water, cold water cutout suddenly or cold water hydraulic pressure significantly reduce, and existing water heater has water butt conventionally, hot water can continue to flow out, the situation of scalding like this people happens occasionally, people's normal life is caused to very large impact, so be badly in need of a kind of when cold water cutout or cold water hydraulic pressure deficiency, can automatically stop the water tap of hot water pipeline.
Model utility content
The deficiency existing for prior art, the purpose of this utility model can stop the water tap that hot water flows out while being to provide a kind of cold water cutout or cold water hydraulic pressure deficiency automatically.
For achieving the above object, the utility model provides following technological scheme: a kind of anti-scald water tap, comprise tap main body, hot water pipeline, cold water pipes, valve core device, described hot water pipeline and cold water pipes are round pipeline, described valve core device is positioned at tap main body, described cold water pipes, hot water pipeline is positioned at the below of valve core device, the length direction of described cold water pipes is parallel with the length direction of hot water pipeline, described hot water pipeline, between cold water pipes, be provided with and run through groove, described running through is provided with burn-proof device in groove, described burn-proof device comprises impeller, the first gear, the second gear, the circumferential side wall of described impeller is provided with gear ring, described impeller arranges with cold water pipes is concentric, described cold water pipes is provided with strut, one end rotation of described strut and impeller is hinged, the spin axis of hinging shaft and the first gear is on same straight line, the other end of described impeller is provided with the return mechanism that can make impeller get back to fixed position state, described the second gear is provided with penetration hole, described penetration hole is through the upper and lower end face of the second gear, the radius of described penetration hole is less than the centre distance of penetration hole and the second gear, in described the second gear rotation process, the center of penetration hole can be with the center of hot water pipeline in same position, described the second gear is articulated with in two opposing sidewalls that run through groove, described the first gear is articulated with in two opposing sidewalls that run through groove, described the first gear, the second gear, the spin axis direction of impeller is consistent with the length direction of hot water pipeline, described the first gear is between the first gear and impeller, the flank of tooth of described the first gear respectively with the flank of tooth of gear ring, the flank of tooth of the second gear coordinates, the diameter of described hot water pipeline is less than the radius size of the second gear.
Further, described return mechanism consists of spring, and the side away from strut of described impeller is provided with fixing rod, described fixing rod and impeller eccentric setting, described spring one end is fixedly connected with fixing rod, and the described spring the other end is fixedly connected with the tube wall of hot water pipeline.
Further, the diameter of described penetration hole and hot water pipeline is in the same size.
Compared with prior art, the beneficial effects of the utility model are: user when discharging water always, in cold water pipes, there is this cold water, the impeller that cold water will wash away always, impeller arranges with cold water pipes is concentric, the cold water that can guarantee like this cold water pipes the inside fully passes through impeller, promote the sensitivity of burn-proof device, the circumferential side wall of impeller is provided with gear ring, gear ring can coordinate with the flank of tooth of the first gear, the rotating force of impeller can be by the first gear transmission to the second gear, the second gear is in the process of rotation, the center of penetration hole can be constantly and the center superposition of hot water pipeline, hot water will flow out continuously from hot water pipeline.
When the cold water hydraulic pressure in cold water pipes is not enough to promote cut off the water supply in vane rotary or cold water pipes, return mechanism on impeller will be withdrawn into original state impeller, the penetration hole that original state is on the second gear does not communicate with hot water pipeline, now hot water just can not flow out in hot water pipeline, thereby directly avoided when cold water cutout or cold water hydraulic pressure are when not enough, hot water is the drawback of surface current outward always still.
Accompanying drawing explanation
Fig. 1 is a kind of anti-scald water tap embodiment's of the utility model structural representation;
Fig. 2 is the partial enlarged drawing of A in Fig. 1;
Fig. 3 is the structural representation of a kind of anti-scald water tap embodiment's of the utility model burn-proof device closed state;
Fig. 4 is the structural representation of a kind of anti-scald water tap embodiment's of the utility model burn-proof device.
Reference character: 1, tap main body; 2, hot water pipeline; 3, cold water pipes; 4, valve core device; 5, run through groove; 6, burn-proof device; 61, impeller; 612, gear ring; 62, the first gear; 63, the second gear; 631, penetration hole; 7, fixing rod; 8, strut; 9, return mechanism; 91, spring.
Embodiment
Referring to figs. 1 through Fig. 4, a kind of anti-scald water tap of the utility model embodiment is described further.
A kind of anti-scald water tap, comprise tap main body 1, hot water pipeline 2, cold water pipes 3, valve core device 4, described hot water pipeline 2 is round pipeline with cold water pipes 3, described valve core device 4 is positioned at tap main body 1, described cold water pipes 3, hot water pipeline 2 is positioned at the below of valve core device 4, the length direction of described cold water pipes 3 is parallel with the length direction of hot water pipeline 2, described hot water pipeline 2, between cold water pipes 3, be provided with and run through groove 5, described running through is provided with burn-proof device 6 in groove 5, described burn-proof device 6 comprises impeller 61, the first gear 62, the second gear 63, the circumferential side wall of described impeller 61 is provided with gear ring 612, described impeller 61 and the concentric setting of cold water pipes 3, described cold water pipes 3 is provided with strut 8, described strut 8 is hinged with one end rotation of impeller 61, the spin axis of hinging shaft and the first gear 62 is on same straight line, the other end of described impeller 61 is provided with the return mechanism 9 that can make impeller 61 get back to fixed position state, while there is normal water stream in cold water pipe, be subject to the rotating force of impeller 61 after water impact and be greater than return mechanism 9 for the return pulling force of the first gear 62, while there is hydraulic pressure deficiency or cutout in cold water pipe, be subject to the rotating force of impeller 61 after water impact and be less than return mechanism 9 for the return pulling force of the first gear 62, now return mechanism 9 will retract reset condition the first gear 62, now penetration hole 631 just can not communicate with hot water pipeline 2, water in hot water pipeline 2 just can not flow out, described the second gear 63 is provided with penetration hole 631, described penetration hole 631 is through the upper and lower end face of the second gear 63, penetration hole 631 is set for the eccentric, the radius of described penetration hole 631 is less than the centre distance of penetration hole 631 and the second gear 63, in described the second gear 63 rotation processes, penetration hole 631 center can be with the center of hot water pipeline 2 in same position, the second gear 63 is in rotating process, penetration hole 631 also can follow the second gear 63 to rotate, thereby communicate with hot water pipeline 2 by phased manner, because it is very fast to be subject to after the effect of current the rotating ratio of impeller 61, the rotating speed that makes the second gear 63 is also than comparatively fast, the pause that the process that periodically communicates producing in rotary course produces does not affect user's use, described the second gear 63 is articulated with in two opposing sidewalls that run through groove 5, described the first gear 62 is articulated with in two opposing sidewalls that run through groove 5, described the first gear 62, the second gear 63, the spin axis direction of impeller 61 is consistent with the length direction of hot water pipeline 2, described the first gear 62 is between the first gear 62 and impeller 61, the flank of tooth of described the first gear 62 respectively with the flank of tooth of gear ring 612, the flank of tooth of the second gear 63 coordinates, the diameter of described hot water pipeline 2 is less than the radius size of the second gear 63, user when discharging water always, in cold water pipes 3, exist cold water, the impeller 61 that cold water will wash away always, impeller 61 and the concentric setting of cold water pipes 3, the cold water that can guarantee like this cold water pipes 3 the insides fully passes through impeller 61, promote the sensitivity of burn-proof device 6, the circumferential side wall of impeller 61 is provided with gear ring 612, gear ring 612 can coordinate with the flank of tooth of the first gear 62, the rotating force of impeller 61 can be delivered to the second gear 63 by the first gear 62, the second gear 63 is in the process of rotation, penetration hole 631 center can be constantly and the center superposition of hot water pipeline 2, hot water will flow out continuously from hot water pipeline 2.
When the cold water hydraulic pressure in cold water pipes 3 is not enough to promote cut off the water supply in impeller 61 rotation or cold water pipes 3, return mechanism 9 on impeller 61 will be withdrawn into original state impeller 61, the penetration hole 631 that original state is on the second gear 63 does not communicate with hot water pipeline 2, now hot water just can not be from the interior outflow of hot water pipeline 2, thereby directly avoided when cold water cutout or cold water hydraulic pressure are when not enough, hot water is the drawback of surface current outward always still.
Described return mechanism 9 consists of spring 91, a side away from strut 8 of described impeller 61 is provided with fixing rod 7, described fixing rod 7 and impeller 61 eccentric settings, described spring 91 one end are fixedly connected with fixing rod 7, described spring 91 the other ends are fixedly connected with the tube wall of hot water pipeline 2, impeller 61 is in the process of rotation, spring 91 can constantly carry out telescopic movable, when cold water cutout or cold water hydraulic pressure deficiency, due to fixing rod 7 and impeller 61 eccentric settings, impeller 61 will be moved to the side that fixing rod 7 is connected with cold water pipes 3 tube walls near spring 91 by spring 91, and now the gear ring on impeller 61 612 can be delivered to rotating force on the second gear 63 by the first gear 62, penetration hole 631 on the second gear 63 also can forward the position not communicating with hot water pipeline 2 to, spring 91 gives impeller 61 rotating force while being stretched is less than the rotating force that cold water in cold water pipes 3 gives impeller 61.
The diameter of described penetration hole 631 and hot water pipeline 2 in the same size, can guarantee on the one hand impeller 61 in the process of rotation hot water from the flow of penetration hole 631 interior outflows, when cold water cutout or cold water hydraulic pressure deficiency, penetration hole 631 can be avoided hot water pipeline 2 fast on the other hand.
In actual mechanical process, user is after opening the valve core device 4 of tap main body 1, hot water and cold water can flow out from pipeline, now cold water can wash away impeller 61 always, there is rapidly rotation in impeller 61, spring 91 also can be followed and constantly stretch, and the gear ring 612 on impeller 61 can be delivered to rotating force on the second gear 63 by the first gear 62, penetration hole 631 on the second gear 63 can alternately overlap with hot water pipeline 2, and hot water will constantly flow out from hot water pipeline 2.
When occurring that cold water cutout or cold water hydraulic pressure are not enough, the cold water of rotating force when spring 91 will wash away impeller 61 than to(for) the maximum pull of impeller 61 is large, spring 91 will be moved the side that fixing rod 7 is connected with cold water pipes 3 tube walls near spring 91 to impeller 61, and now the gear ring on impeller 61 612 can be delivered to rotating force on the second gear 63 by the first gear 62, penetration hole 631 on the second gear 63 also can forward the position not communicating with hot water pipeline 2 to, has so just automatically completed the object of closing hot water pipeline 2.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technological schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. an anti-scald water tap, comprise tap main body, hot water pipeline, cold water pipes, valve core device, described hot water pipeline and cold water pipes are round pipeline, described valve core device is positioned at tap main body, described cold water pipes, hot water pipeline is positioned at the below of valve core device, the length direction of described cold water pipes is parallel with the length direction of hot water pipeline, it is characterized in that: described hot water pipeline, between cold water pipes, be provided with and run through groove, described running through is provided with burn-proof device in groove, described burn-proof device comprises impeller, the first gear, the second gear, the circumferential side wall of described impeller is provided with gear ring, described impeller arranges with cold water pipes is concentric, described cold water pipes is provided with strut, one end rotation of described strut and impeller is hinged, the spin axis of hinging shaft and the first gear is on same straight line, the other end of described impeller is provided with the return mechanism that can make impeller get back to fixed position state, described the second gear is provided with penetration hole, described penetration hole is through the upper and lower end face of the second gear, the radius of described penetration hole is less than the centre distance of penetration hole and the second gear, in described the second gear rotation process, the center of penetration hole can be with the center of hot water pipeline in same position, described the second gear is articulated with in two opposing sidewalls that run through groove, described the first gear is articulated with in two opposing sidewalls that run through groove, described the first gear, the second gear, the spin axis direction of impeller is consistent with the length direction of hot water pipeline, described the first gear is between the first gear and impeller, the flank of tooth of described the first gear respectively with the flank of tooth of gear ring, the flank of tooth of the second gear coordinates, the diameter of described hot water pipeline is less than the radius size of the second gear.
2. a kind of anti-scald water tap according to claim 1, it is characterized in that: described return mechanism consists of spring, a side away from strut of described impeller is provided with fixing rod, described fixing rod and impeller eccentric setting, described spring one end is fixedly connected with fixing rod, and the described spring the other end is fixedly connected with the tube wall of hot water pipeline.
3. a kind of anti-scald water tap according to claim 1, is characterized in that: the diameter of described penetration hole and hot water pipeline in the same size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420479252.2U CN204025869U (en) | 2014-08-23 | 2014-08-23 | A kind of anti-scald water tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420479252.2U CN204025869U (en) | 2014-08-23 | 2014-08-23 | A kind of anti-scald water tap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204025869U true CN204025869U (en) | 2014-12-17 |
Family
ID=52065736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420479252.2U Expired - Fee Related CN204025869U (en) | 2014-08-23 | 2014-08-23 | A kind of anti-scald water tap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204025869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782506A (en) * | 2016-05-16 | 2016-07-20 | 广西科技大学 | Cold and hot water faucet |
-
2014
- 2014-08-23 CN CN201420479252.2U patent/CN204025869U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782506A (en) * | 2016-05-16 | 2016-07-20 | 广西科技大学 | Cold and hot water faucet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20170823 |