阅读说明：本技术 一种节水淋浴喷头 (Water-saving shower nozzle ) 是由 孙子庭 于 2021-10-21 设计创作，主要内容包括：本发明公开了一种节水淋浴喷头,所述喷头主体的一端安装有节水装置,所述节水装置背离喷头主体的一端连通有进水管,所述节水装置嵌设有用于控制节水装置内液体流量的控制按钮,所述节水装置的外端面套接有控制转管,所述节水装置包括外层管和内层管,所述外层管与喷头主体和进水管相连通,所述内层管设置在外层管的内部,所述外层管与内层管之间设有外管区,所述内层管的中部设有内管区,所述内层管的外壁贴合设有热形变层,热形变层随外管区内温度产生形变推动内层管内径发生改变,该装置可有效对冷热水进行分流并对冷水进行收集利用对热水进行加压集流,有效降低喷头在使用时水资源的浪费,起到节水的作用。(The invention discloses a water-saving shower nozzle, wherein one end of a nozzle main body is provided with a water-saving device, one end of the water-saving device, which is far away from the nozzle main body, is communicated with a water inlet pipe, the water-saving device is embedded with a control button for controlling the liquid flow in the water-saving device, the outer end surface of the water-saving device is sleeved with a control rotating pipe, the water-saving device comprises an outer pipe and an inner pipe, the outer pipe is communicated with the nozzle main body and the water inlet pipe, the inner pipe is arranged in the outer pipe, an outer pipe area is arranged between the outer pipe and the inner pipe, an inner pipe area is arranged in the middle of the inner pipe, the outer wall of the inner pipe is attached with a thermal deformation layer, the thermal deformation layer is deformed along with the temperature in the outer pipe area to push the inner diameter of the inner pipe to change, and the device can effectively shunt cold water and collect cold water to pressurize and collect hot water, effectively reduces the waste of water resources when the spray head is used and plays a role of water saving.)

1. The utility model provides a water conservation shower nozzle, includes the shower nozzle main part, its characterized in that: the utility model discloses a water conservation device, including shower nozzle main part, water saving fixtures, outer pipe, inner pipe, outer pipe area, arc deformation bulge, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner pipe, outer pipe, inner.

2. A water saving showerhead according to claim 1 wherein: the inner layer pipe comprises two groups of arc pipes which are mutually inserted, the middle parts of the arc pipes are fixedly connected with the middle part of the thermal deformation layer, and a sealing film is arranged between the arc pipes.

3. A water saving showerhead according to claim 2 wherein: the inside in area under control of outer tube is equipped with the accuse valve, the accuse valve includes control valve main part, first control groove and first spring, the control valve main part sets up the inside in area under control of outer tube, first control groove is seted up in the inside of control valve main part, the inside activity in first control groove is provided with the control ball, just the one end of control ball is equipped with first spring, the one end that first spring deviates from the control ball links to each other with first control groove inner wall is fixed, the one end that the control ball deviates from first spring is connected with the haulage rope.

4. A water saving showerhead according to claim 3 wherein: the inside in outer tube area still is equipped with the runner, the one end that the haulage rope deviates from the control ball passes through the runner and is fixed continuous with thermal deformation layer middle part.

5. A water saving showerhead according to claim 1 wherein: one end of the water saving device attaching sprayer main body is provided with a sealing top plate, the bottom of the sealing top plate is provided with a sealing layer, the middle of the sealing layer is elastically connected with the inner layer pipe, the sealing top plate is provided with a hole matched with the inner layer pipe, the inner layer pipe and the sealing top plate are internally provided with a clamping groove, and the control button is slidably connected inside the clamping groove.

6. A water saving showerhead according to claim 5, characterized in that: the control button comprises a chute, an elastic buckle groove and a control button main body, the elastic buckle groove is connected to the inside of the joint groove in a sliding mode, second springs are elastically connected to the two sides of the elastic buckle groove and are matched with the inner wall of the joint groove, the control button main body is arranged on the surface of the elastic buckle groove, the chute is communicated with the control button main body, and the upper end face of the inner-layer pipe is embedded with the elastic buckle matched with the chute and the control button main body.

7. A water saving showerhead according to claim 1 wherein: the outer end face of the outer layer pipe is embedded with an overflow pipe, the overflow pipe is spirally distributed in the overflow pipe, and the overflow pipe is communicated with the outer pipe area.

8. A water saving showerhead according to claim 7, characterized in that: the control rotating pipe comprises a control rotating pipe main body, the control rotating pipe main body is provided with threads, the control rotating pipe main body is connected to the outer end face of the overflow pipe through threads, via holes are formed in the control rotating pipe main body, and a sealing gasket is fixedly connected to the inner wall of the control rotating pipe main body.

9. A water saving showerhead according to claim 8, characterized in that: the lower terminal surface of control rotating pipe main part is equipped with the axis of rotation, the one end that the axis of rotation deviates from the control rotating pipe main part is rotated and is connected with rotation portion, the bottom of rotation portion is equipped with inclined plane portion, inclined plane portion inlays and is equipped with the slip guide arm, the surface of outer pipe is equipped with the groove with slip guide arm looks adaptation, the second control tank is seted up to the inner wall of inclined plane portion, the inside sliding connection of second control tank has the control pin, the control pin runs through the inside in area under control and laminates with the thermal deformation layer mutually, the groove with control lever recess looks adaptation is seted up on the thermal deformation layer.

10. A water saving showerhead according to claim 1 wherein: the preset value is not lower than 25 ℃.

Technical Field

The invention relates to the technical field of shower equipment, in particular to a water-saving shower nozzle.

Background

The shower means that water is sprayed to the whole body by a spray head when the user takes a shower, so that a bathing effect is achieved, the user can sleep and relax by the shower, the user feels more comfortable, and the shower spray head is indispensable equipment for showering.

Through patent search, there are the following known prior art solutions:

the Chinese patent publication No. CN112090604A discloses a water-saving shower nozzle, which comprises a shell, wherein the bottom of the shell is provided with a plurality of water outlet holes in a penetrating manner, the inner wall of the shell is fixed with a water storage pipe, the inner wall of the shell is fixed with a fixed plate, the side wall of the fixed plate is inserted with a water outlet pipe in a penetrating manner, the side wall of the fixed plate is provided with a plurality of water storage holes in a penetrating manner, the inner wall of the shell is fixed with a water control ring, the inner wall of the water control ring is provided with two symmetrically arranged sliding grooves, the inner walls of the two sliding grooves are both connected with a sliding block through a reset spring, and the inner wall of the shell is fixed with a reaction box. Has the advantages that: through setting up the shrink strip, remain when the cold water in the water pipe discharges at the shower initial stage, will not arouse the deformation of shrink strip to can not open accuse water ring, make remaining cold water can not direct discharge, but enter into the water storage pipe through the extrusion, can remain, avoid causing the waste of remaining cold water, effectively protect the water resource.

According to the invention, cold water and hot water are controlled or switched through the contraction strip, but the valve is not opened in a cold water state, the pipeline cannot form a passage, subsequent hot water cannot be conveyed, the effect in practical use is poor, when the existing shower nozzle is used, a section of cold water is stored in the pipeline, and the water heater heats water flow for a certain time, so that the shower nozzle cannot shower because the water is cold water at the initial stage, and great waste is caused, and meanwhile, when hot water is used, the hot water is relatively low in supply pressure through the water heater, the valve needs to be opened to improve the shower effect, and further the waste of the water flow is caused.

Therefore, there is a need to provide a water saving showerhead that solves the above technical problems.

Disclosure of Invention

The invention aims to provide a water-saving shower nozzle, which comprises a nozzle main body, wherein one end of the nozzle main body is provided with a water-saving device, one end of the water-saving device, which is far away from the nozzle main body, is communicated with a water inlet pipe, a control button for controlling the liquid flow in the water-saving device is embedded in the water-saving device, the outer end surface of the water-saving device is sleeved with a control rotating pipe, the water-saving device comprises an outer pipe and an inner pipe, the outer pipe is communicated with the nozzle main body and the water inlet pipe, the inner pipe is arranged in the outer pipe, an outer pipe area is arranged between the outer pipe and the inner pipe, an inner pipe area is arranged in the middle of the inner pipe, the outer wall of the inner pipe is attached with a thermal deformation layer, when the temperature in the outer pipe area is higher than a preset value, the thermal deformation layer generates arc deformation along with the rise of the temperature in the outer pipe area, and the arc deformation bulge pushes the inner pipe to move inwards, so that the inner diameter of the inner pipe is changed.

When the shower head is used specifically, liquid in the water inlet pipe enters the inside of the water saving device, the on-off of water flow of the shower head main body can be controlled through the control button, when the thermal deformation layer senses that liquid in the water saving device is hot liquid, the thermal deformation layer deforms, so that the inner diameter of the inner pipe is pushed to be reduced, water flow is pressurized, a better shower effect is obtained, and meanwhile, the water saving effect can be achieved.

As a further scheme of the invention, the inner layer pipe comprises two groups of arc pipes, the two groups of arc pipes are mutually spliced, the middle parts of the arc pipes are fixedly connected with the middle part of the thermal deformation layer, and a sealing film is arranged between the arc pipes.

When the thermal deformation layer deforms during specific use, the two groups of arc-shaped pipes are pushed to be close to each other, so that the inner pipe area inside the inner pipe is gradually reduced, the throttling effect is realized, a sealing film is arranged between the arc-shaped pipes, and the airtight effect between the arc-shaped pipes is improved.

As a further scheme of the invention, a flow control valve is arranged inside the outer tube area, the flow control valve comprises a control valve main body, a first control groove and a first spring, the control valve main body is arranged inside the outer tube area, the first control groove is arranged inside the control valve main body, a control ball is movably arranged inside the first control groove, one end of the control ball is provided with the first spring, one end of the first spring, which is far away from the control ball, is fixedly connected with the inner wall of the first control groove, and one end of the control ball, which is far away from the first spring, is connected with a traction rope.

When the control device is used specifically, the flow of liquid in the outer pipe area is controlled through the flow control valve, the control ball is arranged in the first control groove, the first control groove can be in a shuttle shape or a football shape, the control ball is suspended in the control ball through the first spring and is pulled through the traction rope, so that the control ball is attached to the inner wall of the first control groove, no liquid passes through the inner part of the first control groove, the flow control valve is sealed, and the control of the flow of the inner part of the outer pipe area is realized.

As a further scheme of the invention, a rotating wheel is further arranged in the outer tube area, and one end of the traction rope, which is far away from the control ball, is fixedly connected with the middle part of the thermal deformation layer through the rotating wheel.

During the specific use, when being hot water through the temperature in the outer tube district, through the deformation on temperature control heat deformation layer, and then through the deformation on heat deformation layer, along with the pulling of haulage rope, the control ball moves down with first control tank closure under the effect of runner, and heat deformation layer then does not take place deformation during cold water, and cold water flows into the outer tube district by the clearance of control ball and first control tank inside in, collects the effect that reaches the water conservation to partial cold water.

As a further scheme of the invention, one end of the water-saving device, which is attached to the sprayer main body, is provided with a sealing top plate, the bottom of the sealing top plate is provided with a sealing layer, the middle part of the sealing layer is elastically connected with the inner-layer pipe, the sealing top plate is provided with a hole matched with the inner-layer pipe, clamping grooves are formed in the inner-layer pipe and the sealing top plate, and the control button is slidably connected in the clamping grooves.

During specific use, insert the inside and then control inner tube district and the intercommunication of shower nozzle main part in the joint inslot through control button, and make the inner tube guarantee when the internal diameter changes with the intercommunication of shower nozzle main part and do not take place the weeping through being equipped with the sealing layer, sealed roof separates inner tube district and outer tube district simultaneously and avoids the cluster liquid.

As a further scheme of the invention, the control button comprises a chute, an elastic clamping groove and a control button main body, the elastic clamping groove is connected inside the clamping groove in a sliding mode, two sides of the elastic clamping groove are elastically connected with second springs, the second springs are matched with the inner wall of the clamping groove, the control button main body is arranged on the surface of the elastic clamping groove, the chute is communicated with the control button main body, and an elastic clamp matched with the chute and the control button main body is embedded in the upper end face of the inner-layer pipe.

During the specific use, elasticity buckle groove passes through the inside of second spring elastic connection in joint groove, the up end of inlayer pipe is equipped with the spacing buckle with control button main part and chute looks adaptation, it is fixed with elasticity buckle groove under spacing buckle and control button main part joint effect through pushing away elasticity buckle groove, control button seals the intraductal area in the management this moment, change when hot water inflow inlayer pipe internal diameter, and then drive spacing slider and slide in the chute, make spacing slider break away from with chute and control button main part gradually, and then elasticity buckle groove is popped out by the joint inslot under the second spring action, the inside liquid of intraductal district inflow shower nozzle main part in the inside, control button's automatic opening and shutting under the realization hot water condition.

As a further scheme of the invention, an overflow pipe is embedded in the outer end face of the outer layer pipe, the overflow pipe is spirally distributed in the overflow pipe, and the overflow pipe is communicated with the outer pipe area.

During specific use, when inlet tube input liquid is cold water, cold water can't get into the shower nozzle main part through the inner tube district, but gets into in the outer tube district through first control tank, and the hydrops is too much then discharged from the overflow pipe in the outer tube district, and the inside spiral result that adopts of overflow pipe makes to get rid of rivers along inlet tube spiral distribution, washs the inlet tube simultaneously, cools down to the inlet tube and prevents that the hot water that flows in the inlet tube from leading to the too high children or the old man of scalding of inlet tube surface temperature.

As a further scheme of the present invention, the control rotating pipe includes a control rotating pipe main body, the control rotating pipe main body is provided with a thread, the control rotating pipe main body is connected to an outer end surface of the overflow pipe through the thread, a via hole is provided inside the control rotating pipe main body, and an inner wall of the control rotating pipe main body is fixedly connected with a sealing gasket.

During the specific use, rivers overflow to the outside of control commentaries on classics pipe through the via hole in the overflow pipe, and the simultaneous control changes a tub main part and passes through threaded connection with the overflow pipe, rotates the control and changes a tub main part and make the control change tub main part when rising, and is closed with the bottom of overflow pipe gradually, and then carries out inclosed with the overflow pipe, changes a tub main part through rotation control and can accomplish the play liquid of control overflow pipe.

As a further scheme of the invention, a rotating shaft is arranged on the lower end face of the control rotating pipe main body, one end of the rotating shaft, which is far away from the control rotating pipe main body, is rotatably connected with a rotating part, the bottom of the rotating part is provided with an inclined plane part, a sliding guide rod is embedded in the inclined plane part, the surface of the outer layer pipe is provided with a groove matched with the sliding guide rod, the inner wall of the inclined plane part is provided with a second control groove, a control stop rod is slidably connected inside the second control groove, the control stop rod penetrates through the inside of the outer pipe area and is attached to the thermal deformation layer, and the thermal deformation layer is provided with a groove matched with the groove of the control rod.

During the specific use, it moves to drive rotation portion through rotation control rotating pipe main part, under the effect of axis of rotation and slip guide arm, rotation portion shifts up along the outer surface of outer pipe, and rotation portion bottom is equipped with inclined plane portion, inclined plane portion shifts up and pushes away inclined plane portion and carry out lateral shifting under the effect of second control tank simultaneously, and then promote the heat deformation layer and make the heat deformation layer complete, switch on through the inside flow in area in the bending control of heat deformation layer, only need rotate control rotating pipe main part when realizing needing output cold water, when making the overflow pipe confined through the upward movement of control rotating pipe main part, drive interior intraductal passageway in area and open, cold water is discharged by the shower nozzle main part.

As a further scheme of the invention, the preset value is not lower than 25 ℃.

The working principle is as follows: when the shower nozzle is used, liquid in the water inlet pipe enters the water saving device, the on-off of water flow of the shower nozzle main body can be controlled through the control button, when the thermal deformation layer senses that liquid in the water saving device is hot liquid, deformation is generated, when the thermal deformation layer deforms, the two groups of arc pipes are pushed to be close to each other, an inner pipe area in the inner pipe area is gradually reduced, the throttling effect is achieved, a sealing film is arranged between the arc pipes, the sealing effect between the arc pipes is improved, water flow is pressurized through the sealing effect between the arc pipes, a better shower effect is achieved, meanwhile, the water saving effect can be achieved, the flow of liquid in the outer pipe area is controlled through the flow control valve, when water temperature in the outer pipe area is hot water, deformation of the thermal deformation layer is controlled through temperature, the control ball moves downwards under the action of the rotating wheel to be closed with the first control groove along with the traction of the traction rope, when cold water is used, the thermal deformation layer does not deform, the cold water flows into an outer pipe area from a gap between the control ball and the inside of the first control groove, the control ball is arranged inside the first control groove and is suspended inside the control ball through a first spring, the control ball is attached to the inner wall of the first control groove by being pulled through a traction rope, no liquid passes through the inside of the first control groove, the flow control valve is closed, the control on the flow inside the outer pipe area is realized, the elastic buckling groove is elastically connected inside the buckling groove through a second spring, the upper end surface of the inner pipe is provided with a limiting buckle matched with the control button main body and the chute, the elastic buckling groove is fixed with the elastic buckling groove under the clamping action of the limiting buckle and the control button main body, at the moment, the control button is internally sealed in the pipe area, when hot water flows into the inner pipe area, the inner diameter of the inner pipe changes, and then drive the limit slide block to slide in the chute, make the limit slide block break away from chute and control button body gradually, and then the elasticity buckle groove pops out by the joint inslot under the second spring action, the inside liquid of inner pipe district flows into the inside of the shower nozzle body, realize the automatic opening and closing of control button under the hot water condition, when the inlet tube input liquid is cold water, cold water can't enter the shower nozzle body through the inner pipe district, but enter in the outer pipe district through the first control groove, too much hydrops in the outer pipe district then discharge from the overflow pipe, the inside spiral result that adopts of overflow pipe makes the excluded water flow distribute along the inlet tube spiral, when cleaning the inlet tube, cool down the inlet tube and prevent the hot water that flows in the inlet tube from leading to the excessive temperature of inlet tube surface scald children or old man, drive the motion of rotating part through rotating control rotating main part, under the effect of rotating shaft and sliding guide arm, the rotating part moves upwards along the outer edge surface of the outer pipe, the bottom of the rotating part is provided with an inclined plane part, the inclined plane part moves upwards while pushing off the inclined plane part under the action of the second control groove to move transversely, so that the thermal deformation layer is pushed to be complete, the conduction of the flow in the inner pipe area is controlled through the bending of the thermal deformation layer, the main body of the rotating pipe is controlled to rotate only when cold water is required to be output, the overflow pipe is closed through controlling the upward movement of the main body of the rotating pipe, the channel in the inner pipe area is driven to be opened, the cold water is discharged from the main body of the nozzle, the device needs to press a control button to enable the elastic clamping groove to be clamped in the clamping groove to indicate before use, the throttling function is opened, when water flows through the water inlet pipe, the thermal deformation layer does not deform under the state of the cold water, and the cold water flows into the outer pipe area through the first control groove to be collected under the action of the elastic clamping groove, meanwhile, partial cold water is discharged through the overflow pipe to clean and cool the water inlet pipe, the thermal deformation layer is driven to bend to push the arc pipe to move inwards in a hot water state, the elastic buckling groove is made to bounce out of the inside of the buckling groove, the traction rope is driven to pull the control ball to move downwards to seal the first control groove, hot water is transmitted to the spray head main body through the inner pipe area to be sprayed out along with the spray head main body, when cold water is further required to be output through the spray head main body, only the control rotating pipe main body needs to be rotated, the overflow pipe is sealed through controlling the upward movement of the rotating pipe main body, meanwhile, a channel in the inner pipe area is driven to be opened, the cold water is discharged from the spray head main body, the operation is simple and convenient, the efficient throttling is realized, the cold water is subjected to flow concentration utilization, the diameter of the hot water is reduced to be throttled, the waste of the cold water during showering and the discomfort of the body caused by the cold water showering are avoided, and the exposed scald of children and the old people can be prevented from being scalded, has multiple purposes.

Can produce deformation along with the change of the inside liquid temperature in outer tube district through the thermal deformation layer, when outer intraductal liquid in district is hot water, produce arc deformation through temperature control thermal deformation layer, and then push away the pipe arc and move to the inboard for the inner tube district is inside to be dwindled, under the water pressure is constant, makes the hot water velocity of flow increase, improves shower effect, and then reduces the shower and use the liquid total amount and reach the effect of water conservation.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is a schematic cross-sectional view of the thermo-deformable layer of the present invention after activation;

FIG. 5 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 6 is an enlarged schematic view of the invention at A in FIG. 5;

FIG. 7 is a schematic view of a control manifold according to the present invention;

FIG. 8 is a schematic diagram of the structure of FIG. 5 at B in accordance with the present invention;

FIG. 9 is an enlarged view of the structure of FIG. 7 at C in accordance with the present invention;

FIG. 10 is a schematic view of the control button configuration of the present invention;

figure 11 is a schematic view of a thermally deformable layer structure of the present invention.

In the figure: 1. a nozzle body; 2. a control button; 3. a water inlet pipe; 4. controlling the rotary pipe; 5. a water saving device; 6. an outer tube; 7. an inner layer tube; 8. an inner tubular zone; 9. an outer tube zone; 10. an arc tube; 11. sealing the film; 12. a thermo-deformable layer; 13. a flow control valve; 14. a clamping groove; 15. sealing the top plate; 16. a sealing layer; 17. a rotating wheel; 18. an overflow pipe; 19. a control valve body; 20. a control slot; 21. a first spring; 22. a control ball; 23. a hauling rope; 24. controlling the rotating pipe main body; 25. a sealing gasket; 26. a via hole; 27. a rotating shaft; 28. a control bar; 29. an inclined plane part; 30. a rotating part; 31. a sliding guide bar; 32. a control slot; 33. a chute; 34. a second spring; 35. an elastic buckle groove; 36. a control button body; 37. a control rod groove.

Detailed Description

As shown in fig. 1-3, a water-saving shower nozzle comprises a nozzle body 1, a water-saving device 5 is installed at one end of the nozzle body 1, a water inlet pipe 3 is communicated with one end of the water-saving device 5 away from the nozzle body 1, a control button 2 for controlling the liquid flow in the water-saving device 5 is embedded in the water-saving device 5, a control rotary pipe 4 is sleeved on the outer end surface of the water-saving device 5, the water-saving device 5 comprises an outer pipe 6 and an inner pipe 7, the outer pipe 6 is communicated with the nozzle body 1 and the water inlet pipe 3, the inner pipe 7 is arranged in the outer pipe 6, an outer pipe area 9 is arranged between the outer pipe 6 and the inner pipe 7, an inner pipe area 8 is arranged in the middle of the inner pipe 7, a thermal deformation layer 12 is attached to the outer wall of the inner pipe 7, when the temperature in the outer pipe area 9 is higher than a preset value, the thermal deformation layer 12 is raised along with the temperature in the outer pipe area 6, so that the thermal deformation layer 12 generates arc deformation, the protruding department of arc deformation promotes inlayer pipe 7 and moves to the inboard for inlayer pipe 7 internal diameter changes, and thermal deformation layer 12 produces deformation along with the interior temperature in outer pipe area 9 and promotes inlayer pipe 7 internal diameter and changes, and the default is not less than 25 degrees centigrade.

During the use, liquid gets into water saving fixtures 5's inside in the inlet tube 3, can control the switching of the rivers of shower nozzle main part 1 through control button 2, produce deformation and then promote the internal diameter of inlayer pipe 7 and reduce when the inside liquid of water saving fixtures 5 is the hydrothermal when heat deformation layer 12 perception, pressurize and then obtain better shower effect to rivers, can play the effect of water conservation simultaneously, through setting up the default, when making the temperature in the outer pipe area 6 exceed the default, heat deformation layer 12 begins to deform, thereby distinguish the control to the hot and cold water.

As shown in fig. 3-4, the inner tube 7 includes two groups of arc tubes 10, the two groups of arc tubes 10 are inserted into each other, the middle parts of the arc tubes 10 are fixedly connected with the middle part of the thermal deformation layer 12, and a sealing film 11 is arranged between the arc tubes 10.

During the specific use, when thermal deformation layer 12 takes place deformation, promote two sets of arc tubes 10 and be close to each other, and then make the inside inner tube district 8 of inner tube 7 reduce gradually, realize the effect of throttle, and be equipped with sealing film 11 between arc tube 10, improve the airtight effect between arc tube 10.

As shown in fig. 3-5, the inner portion of the outer tube region 9 is provided with a flow control valve 13, the flow control valve 13 includes a control valve main body 19, a first control groove 20 and a first spring 21, the control valve main body 19 is disposed in the outer tube region 9, the first control groove 20 is disposed in the control valve main body 19, a control ball 22 is movably disposed in the first control groove 20, one end of the control ball 22 is provided with the first spring 21, one end of the first spring 21 departing from the control ball 22 is fixedly connected with the inner wall of the first control groove 20, and one end of the control ball 22 departing from the first spring 21 is connected with a traction rope 23.

During the use, through being equipped with the interior liquid flow in the area 9 in the outer district of jurisdiction of accuse valve 13 control, be equipped with control ball 22 in the inside of first control tank 20, first control tank 20 can be fusiformis or football dress, and control ball 22 passes through the inside of first spring 21 suspension at control ball 22, pulls through haulage rope 23, makes control ball 22 and the laminating of first control tank 20 inner wall go on, makes the inside no liquid of first control tank 20 pass through, seals the area 13 of accuse valve, realizes the control of the interior flow in the area 9 in the outer district of jurisdiction.

As shown in FIG. 5, a runner 17 is further provided inside the outer tube region 9, and one end of the pulling rope 23, which is far away from the control ball 22, is fixedly connected with the middle part of the thermal deformation layer 12 through the runner 17.

During the use, when being hot water through the interior temperature in the outer pipe area 9, through the deformation of temperature control heat deformation layer 12, and then through the deformation of heat deformation layer 12, along with the traction of haulage rope 23, the effect pull down control ball 22 of runner 17 moves down and is closed with first control tank 20, and heat deformation layer 12 then does not take place to deform during cold water, and cold water flows into outer pipe area 9 by the clearance of control ball 22 with first control tank 20 inside, collects partial cold water and reaches the effect of economizing on water.

As shown in fig. 5, one end of the water saving device 5 attached to the nozzle body 1 is provided with a sealing top plate 15, the bottom of the sealing top plate 15 is provided with a sealing layer 16, the middle part of the sealing layer 16 is elastically connected with the inner pipe 7, the sealing top plate 15 is provided with a hole matched with the inner pipe 7, the inner pipe 7 and the sealing top plate 15 are internally provided with a clamping groove 14, and the control button 2 is slidably connected inside the clamping groove 14.

During the use, insert the inside and then control inner tube district 8 and shower nozzle main body 1's intercommunication in joint groove 14 through control button 2, and guarantee when the internal diameter changes with shower nozzle main body 1's intercommunication and do not take place the weeping through being equipped with sealing layer 16 and make inner tube 7, sealed roof 15 separates inner tube district 8 and outer tube district 9 simultaneously and avoids the cluster liquid.

As shown in fig. 10, the control button 2 includes a chute 33, an elastic buckle groove 35 and a control button body 36, the elastic buckle groove 35 is slidably connected inside the buckle groove 14, two sides of the elastic buckle groove 35 are elastically connected with a second spring 34, the second spring 34 is matched with the inner wall of the buckle groove 14, the control button body 36 is arranged on the surface of the elastic buckle groove 35, the chute 33 is communicated with the control button body 36, and the upper end surface of the inner tube 7 is embedded with an elastic buckle matched with the chute 33 and the control button body 36.

During the use, elasticity buckle groove 35 is in the inside of joint groove 14 through second spring 34 elastic connection, the up end of inlayer pipe 7 is equipped with the spacing buckle with control button main part 36 and chute 33 looks adaptation, it is fixed with elasticity buckle groove 35 under spacing buckle and control button main part 36 joint effect through pushing away elasticity buckle groove 35, control button 2 seals interior district 8 this moment, it changes to flow into inlayer pipe 7 internal diameter as hot water, and then drive spacing slider and slide in chute 33, make spacing slider break away from with chute 33 and control button main part 36 gradually, and then elasticity buckle groove 35 pops out by joint inslot 14 under the effect of second spring 34, the inside liquid flow in interior district 8 inside shower nozzle main part 1's inside, realize the automation of control button 2 under the hot water condition and open and shut.

As shown in FIG. 5, the outer end face of the outer tube 6 is embedded with an overflow tube 18, the overflow tube 18 is spirally distributed, and the overflow tube 18 is communicated with the outer tube region 9.

During the use, when inlet tube 3 input liquid is cold water, cold water can't get into shower nozzle main part 1 through interior takeover area 8, but gets into in the takeover area 9 through first control tank 20, hydrops is too much then discharged from overflow pipe 18 in the takeover area 9, 18 inside adoption spirals of overflow pipe result make to get rid of rivers along 3 spiral distributions of inlet tube, wash inlet tube 3 simultaneously, cool down to inlet tube 3 and prevent that 3 high scalding children or old man of inlet tube 3 surface temperature that hot water that flow in the inlet tube 3 leads to.

As shown in fig. 5 to 9, the control rotating pipe 4 includes a control rotating pipe main body 24, the control rotating pipe main body 24 is threaded, the control rotating pipe main body 24 is connected to the outer end surface of the overflow pipe 18 through threads, a through hole 26 is formed inside the control rotating pipe main body 24, and a sealing gasket 25 is fixedly connected to the inner wall of the control rotating pipe main body 24.

During the use, rivers overflow to the outside of controlling the rotating pipe 4 through hole 26 in the overflow pipe 18, and control rotating pipe main part 24 passes through threaded connection with overflow pipe 18 simultaneously, and rotation control rotating pipe main part 24 makes control rotating pipe main part 24 rise the time, and is closed with the bottom of overflow pipe 18 gradually, and then closes overflow pipe 18, can accomplish the play liquid of control overflow pipe 18 through rotating control rotating pipe main part 24.

As shown in fig. 7-9 and 11, a rotation shaft 27 is disposed on a lower end surface of the control rotary pipe body 24, a rotation portion 30 is rotatably connected to one end of the rotation shaft 27 away from the control rotary pipe body 24, an inclined surface portion 29 is disposed at a bottom of the rotation portion 30, a sliding guide rod 31 is embedded in the inclined surface portion 29, a groove matched with the sliding guide rod 31 is disposed on a surface of the outer layer pipe 6, a second control groove 32 is disposed on an inner wall of the inclined surface portion 29, a control stop lever 28 is slidably connected inside the second control groove 32, the control stop lever 28 penetrates through the inside of the outer pipe region 9 and is attached to the thermal deformation layer 12, and a groove matched with the control lever groove 37 is disposed on the thermal deformation layer 12.

When the device is used, the rotating part 30 is driven to move by rotating the control rotating pipe main body 24, under the action of the rotating shaft 27 and the sliding guide rod 31, the rotating part 30 moves upwards along the outer edge surface of the outer pipe 6, the inclined plane part 29 is arranged at the bottom of the rotating part 30, the inclined plane part 29 is pushed away under the action of the second control groove 32 to move transversely while moving upwards, the thermal deformation layer 12 is further pushed to enable the thermal deformation layer 12 to be complete, the conduction of the internal flow of the inner pipe area 8 is controlled by bending the thermal deformation layer 12, the cold water is output only by rotating the control rotating pipe main body 24, the overflow pipe 18 is closed by controlling the upwards moving of the rotating pipe main body 24, the channel in the inner pipe area 8 is driven to be opened, and the cold water is discharged by the nozzle main body 1.

The working principle is as follows: when the shower nozzle is used, liquid in the water inlet pipe 3 enters the water-saving device 5, the opening and closing of water flow of the shower nozzle main body 1 can be controlled through the control button 2, when the thermal deformation layer 12 senses that the liquid in the water-saving device 5 is hot liquid, the deformation is generated, when the thermal deformation layer 12 deforms, the two groups of arc-shaped pipes 10 are pushed to mutually approach, the inner pipe area 8 in the inner pipe 7 is gradually reduced, the throttling effect is realized, the sealing film 11 is arranged between the arc-shaped pipes 10, the sealing effect between the arc-shaped pipes 10 is improved, the water flow is pressurized to obtain a better shower effect, meanwhile, the water saving effect can be realized, the flow of the liquid in the outer pipe area 9 is controlled through the flow control valve 13, when the water temperature in the outer pipe area 9 is hot water, the deformation of the thermal deformation layer 12 is controlled through the temperature, the deformation of the thermal deformation layer 12 is further controlled through the traction of the traction rope 23, the control ball 22 moves downwards under the action of the rotating wheel 17 to be closed with the first control groove 20, the thermal deformation layer 12 does not deform during cold water, the cold water flows into the outer tube area 9 from a gap between the control ball 22 and the inside of the first control groove 20, the control ball 22 is arranged inside the first control groove 20 and is suspended inside the control ball 22 through the first spring 21, the traction is performed through the traction rope 23, so that the control ball 22 is attached to the inner wall of the first control groove 20, no liquid passes through the inside of the first control groove 20, the flow control valve 13 is sealed, the control of the flow inside the outer tube area 9 is realized, the elastic buckling groove 35 is elastically connected inside the buckling groove 14 through the second spring 34, the upper end surface of the inner tube 7 is provided with a limit buckle matched with the control button main body 36 and the chute 33, and the elastic buckling groove 35 is fixed under the clamping action of the limit buckle and the control button main body 36 by pushing away the elastic buckling groove 35, at this moment, the control button 2 seals the inner pipe area 8, when hot water flows into the inner pipe 7, the inner diameter changes, and then drives the limiting slide block to slide in the chute 33, so that the limiting slide block gradually separates from the chute 33 and the control button main body 36, and then the elastic buckle groove 35 is popped out from the buckle groove 14 under the action of the second spring 34, the liquid in the inner pipe area 8 flows into the interior of the nozzle main body 1, and the automatic opening and closing of the control button 2 under the hot water condition are realized, when the liquid input by the water inlet pipe 3 is cold water, the cold water can not enter the nozzle main body 1 through the inner pipe area 8, but enters the outer pipe area 9 through the first control groove 20, when the accumulated liquid in the outer pipe area 9 is too much, the accumulated liquid is discharged from the overflow pipe 18, the spiral result is adopted in the interior of the overflow pipe 18, so that the discharged water flow is spirally distributed along the water inlet pipe 3, when the water inlet pipe 3 is cleaned, the water inlet pipe 3 is cooled to prevent the hot water flowing in the water inlet pipe 3 from causing the overhigh surface temperature of the water inlet pipe 3 and scalding children or the old people, the rotating part 30 is driven to move by rotating the control rotating pipe main body 24, under the action of the rotating shaft 27 and the sliding guide rod 31, the rotating part 30 moves upwards along the outer edge surface of the outer pipe 6, the inclined surface part 29 is arranged at the bottom of the rotating part 30, the inclined surface part 29 is pushed away to move transversely under the action of the second control groove 32 when the rotating part moves upwards, the thermal deformation layer 12 is further pushed to ensure that the thermal deformation layer 12 is complete, the conduction of the internal flow of the inner pipe area 8 is controlled by bending the thermal deformation layer 12, the rotating control rotating pipe main body 24 is only needed when cold water is required to be output, the overflow pipe 18 is closed by controlling the upwards movement of the rotating pipe main body 24, the channel in the inner pipe area 8 is driven to be opened, the cold water is discharged from the nozzle main body 1, the device needs to press the control button 2 to ensure that the elastic clamping groove 35 is clamped in the clamping groove 14 to indicate before the use, the throttling function is opened, when water flow is input through the water inlet pipe 3, in a cold water state, the thermal deformation layer 12 does not deform, the cold water flows into the outer pipe area 9 through the first control groove 20 under the action of the elastic buckling groove 35 to be collected, meanwhile, part of the cold water is discharged through the overflow pipe 18 to clean and cool the water inlet pipe 3, in a hot water state, the thermal deformation layer 12 is driven to bend, the arc-shaped pipe 10 is pushed to move inwards, the elastic buckling groove 35 is made to pop out of the inside of the buckling groove 14, meanwhile, the traction rope 23 is driven to pull the control ball 22 to move downwards to seal the first control groove 20, so that the hot water is transmitted to the nozzle main body 1 through the inner pipe area 8 to be sprayed out along with the nozzle main body 1, and when the cold water is further required to be output through the nozzle main body 1, only the control rotating pipe main body 24 needs to be rotated, the overflow pipe 18 is closed by controlling the upward movement of the rotating pipe main body 24, meanwhile, the channel in the inner pipe area 8 is driven to be opened, and the cold water is discharged from the nozzle main body 1, simple operation is convenient, and high-efficient throttle carries out the mass flow utilization to cold water, reduces the pipe diameter to hot water and throttles, and cold water's waste and cold water shower lead to the discomfort of health when avoiding the shower, still can prevent children old man from being scalded by naked inlet tube 3, hold many birds with one stone.