Top shower capable of automatically descaling
By installing a piston and connecting plate inside the top spray nozzle, the movement of the pin is controlled by water pressure, which solves the problem of blockage caused by scale in the top spray nozzle, realizes automatic descaling and smooth water flow, and adapts to normal operation under low water pressure conditions.
Patent Information
- Application Number
- CN202422517253.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-17
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-10-17
AI Technical Summary
Existing overhead sprayers are prone to water flow problems or blockages due to scale buildup during long-term use. Furthermore, the automatic descaling function may fail to activate under low water pressure conditions or has a complex and unreliable structure.
An automatic descaling top sprayer was designed. By setting a piston and connecting plate inside the body, the insertion and withdrawal of the pin are controlled by water pressure to achieve automatic descaling. Combined with a reset spring and inclined structure, the pin is inserted into the water outlet when the water is turned off and withdrawn when the water is turned on, ensuring smooth water flow.
It achieves automatic descaling of the top spray after each water shut-off, preventing scale buildup, ensuring smooth water flow, and can work normally under low water pressure conditions. The structure is simple and reliable.
Smart Images
Figure CN223517733U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a top spray that can automatically remove scale. BACKGROUND
[0002] The top spray on the market currently generally exists the problem of unsmooth or complete blockage of water outlet due to scale during long-term use, resulting in poor user experience, and the user needs to manually dredge the water outlet nozzle by using a chemical agent or a needle, which is extremely time-consuming and laborious. SUMMARY
[0003] To solve the above technical problems, the utility model aims to provide a top spray that can automatically remove scale.
[0004] The utility model realizes the following technical scheme:
[0005] A top spray that can automatically remove scale comprises a body, a cavity capable of passing water is arranged in the body, the body is further provided with a water outlet hole capable of being communicated with the cavity, a connecting plate for scale removal is further arranged in the body, a needle is arranged below the connecting plate, the needle can be inserted into the water outlet hole to remove scale, a piston is further arranged in the cavity, a return spring is arranged between the piston and the body, the piston and the connecting plate can move up and down in the body, the piston can move downward when water is flowing, which can make the connecting plate move upward, so that the needle moves away from the water outlet hole, and the piston is reset upward by the return spring when water is turned off, which can make the connecting plate move downward, so that the needle is inserted into the water outlet hole.
[0006] In the utility model embodiment, a second spring is arranged between the body and the connecting plate, and the second spring can make the connecting plate move upward.
[0007] In the utility model embodiment, a horizontal guide groove is arranged on the lateral side of the piston, a sliding block is arranged in the guide groove, a first inclined surface is arranged on the sliding block, a second inclined surface is arranged on the connecting plate, and the first inclined surface can be connected with the second inclined surface.
[0008] In the utility model embodiment, when the piston moves downward, the sliding block moves outward under the cooperation of the first inclined surface and the second inclined surface, and when the first inclined surface and the second inclined surface are separated, the connecting plate can move upward; when the piston moves upward, the sliding block moves inward when the first inclined surface and the second inclined surface start to cooperate, and under the cooperation of the first inclined surface and the second inclined surface, the connecting plate moves downward.
[0009] The utility model discloses an embodiment, first spring is provided in the guide groove, the first spring is located between the slider and the piston, and the first spring can make the slider move towards the direction of the second inclined surface.
[0010] An embodiment of the utility model, the spring force of first spring is greater than the spring force of second spring, so that when the cavity is not water, the connecting plate is pressed in the lower part of the body.
[0011] An embodiment of the utility model, the body still is provided with the guide pillar, be provided with the connecting hole on the connecting plate, the guide pillar can be inserted in the connecting hole, still be provided with the step surface in the connecting hole, the second spring is sleeved in the outer periphery of guide pillar, one end of second spring and the step surface abutment cooperation, the other end of second spring and the body abutment cooperation.
[0012] An embodiment of the utility model, the outer periphery of piston is sleeved with the sealing ring that can cooperate with the inner circumferential wall of cavity, when the cavity is not water, the sealing ring can be sealed with the inner circumferential wall of cavity, when the cavity is water, the sealing ring is separated from the inner circumferential wall of cavity.
[0013] An embodiment of the utility model, still include the water inlet ball head, and the water outlet of water inlet ball head can be linked with the cavity.
[0014] The utility model discloses a top spray that can automatically remove scale, has the following beneficial effects: 1, realize that top spray can automatically remove scale after every time closing water, like this can prevent the accumulation of scale, guarantee that water flow can smoothly flow from the water outlet hole;2, the structure of scale removal is simple, and under the condition of low water pressure, can also realize automatic scale removal. ACCURACY
[0015] In order to more clearly illustrate the technical scheme of the utility model, the following will be to the embodiment or the description of prior art needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.
[0016] Figure 1 It is the perspective view of the utility model.
[0017] Figure 2 It is the sectional view of the utility model.
[0018] Figure 3 It is the schematic view of the cavity of the utility model when not water.
[0019] Figure 4 It is the schematic view of the cavity of the utility model when water.
[0020] Figure 5Is the cooperation of the piston in the utility model Figure 1 .
[0021] Figure 6 Is the cooperation of the piston in the utility model Figure 2 .
[0022] Figure 7 Is the utility model in the local enlarged view. DETAILED DESCRIPTION
[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0024] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.
[0025] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more, unless otherwise specifically limited.
[0026] In the utility model, unless another definite provision and limitation, the terms "mount", "connect", "connect", "fix" and so on should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication of two elements or the interaction of two elements.For the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0027] In the utility model, unless another definite provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features directly contact, can also include the first and second features are not directly contact but contact through another feature between them.Moreover, the first feature is "on", "above" and "on" the second feature includes that the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes that the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than the second feature.
[0028] With reference to the drawings, an automatic descaling top spray includes a body 10, a cavity 11 capable of passing water is arranged in the body, the cavity can confirm whether water passes, the body is further provided with a water outlet hole 12 capable of communicating with the cavity, a connecting plate 20 for descaling is further arranged in the body, a plug pin 21 is arranged below the connecting plate, the plug pin can be inserted into the water outlet hole for descaling, that is, the plug pin (connecting plate) can move up and down along the axis of the water outlet hole, a piston 30 is further arranged in the cavity, the piston and the connecting plate can move up and down in the body, and the movement directions of the piston and the connecting plate are generally opposite, which will be described in detail below, the downward movement of the piston can make the connecting plate move upward to move the plug pin away from the water outlet hole, at this time, the water outlet hole can pass water, the upward reset of the piston can make the connecting plate move downward to insert the plug pin into the water outlet hole, at this time, the water outlet hole does not pass water;A reset spring 31 is arranged between the piston and the body, the piston can move downward under the action of water pressure when the cavity passes water;When the cavity does not pass water, the piston can move upward under the action of the reset spring, that is, the start and stop of the descaling operation are controlled by whether the cavity passes water, and automatic descaling can be realized without user operation.
[0029] Preferably, a second spring 22 is arranged between the body and the connecting plate, the second spring can make the connecting plate move upward, at this time, it is the water passing state, and the upward movement of the connecting plate can make the water outlet hole pass water smoothly.
[0030] Further, the piston is provided with a transverse guide groove 32 on the periphery, a sliding block 33 is arranged in the guide groove, a first inclined surface 34 is arranged on the sliding block, a second inclined surface 23 is arranged on the connecting plate, and the first inclined surface can be connected with the second inclined surface. When the piston moves downward, generally under the action of water pressure, the sliding block moves outward under the cooperation of the first inclined surface and the second inclined surface, the connecting plate is below the body at this time and cannot move downward or move downward with a large stroke, and the second inclined surface is basically in a fixed state, so the sliding block moves outward, and when the first inclined surface and the second inclined surface are separated, the two are in contact and cooperation, at this time the force of the sliding block on the connecting plate is not enough to press the connecting plate, and the connecting plate moves upward under the action of the second spring; when the water flow is closed and changes from water flow to water closing state, that is, there is no water pressure, under the action of the reset spring, when the piston moves upward, the first inclined surface and the second inclined surface start to cooperate, and under the action of the first spring, the sliding block moves inward, and under the cooperation of the first inclined surface and the second inclined surface, the sliding block starts to press the connecting plate, and the connecting plate moves downward.
[0031] In order to reset the sliding block, a first spring 35 is arranged in the guide groove, the first spring is located between the sliding block and the piston, and the first spring can move the sliding block towards the second inclined surface. The spring force of the first spring is greater than the spring force of the second spring, so that the connecting plate is pressed below the body when the cavity is not water.
[0032] Further, the body is further provided with a guide column 13, the connecting plate is provided with a connecting hole 24, the guide column can be inserted into the connecting hole, a step surface 25 is further arranged in the connecting hole, the second spring is sleeved outside the guide column, one end of the second spring is in abutment cooperation with the step surface, and the other end of the second spring is in abutment cooperation with the body.
[0033] Preferably, the piston is sleeved with a sealing ring 40 which can cooperate with the inner circumferential wall of the cavity, the sealing ring can be in sealing cooperation with the inner circumferential wall of the cavity when the cavity is not water, and the sealing ring is separated from the inner circumferential wall of the cavity when the cavity is water. In an embodiment, the body is further provided with a water inlet cavity 14 which is in communication with the water outlet hole and is separated from the cavity by the sealing ring. When there is no water, under the action of the reset spring, the sealing ring is in sealing cooperation with the inner circumferential wall of the cavity, and the cavity is separated from the water inlet cavity at this time. When there is water pressure, the water pressure can overcome the action force of the reset spring, so that the sealing ring is separated from the inner circumferential wall of the cavity, the cavity is communicated with the water inlet cavity to realize water flow, and even in low water pressure, the reset spring can be overcome to communicate the cavity and the water inlet cavity, so that high and low water pressure can automatically realize descaling. The utility model further comprises a water inlet ball head 50, and a water outlet of the water inlet ball head is in communication with the cavity.
[0034] More specifically, the utility model discloses:
[0035] I. The top spray connects the water inlet connector, in the state of not water: 1, by assembling a plurality of sliders with the first inclined surface feature in the piston symmetry, the slider is pressed against the second inclined surface of the connecting plate in the initial position (not water state), the connecting plate is inserted into the water outlet hole under pressure; 2, the piston is in the initial position (i.e. above the top spray) under the action of the return spring (spring in precompression state); 3, the slider is abutted on the second inclined surface of the connecting plate under the action of the first spring (spring in compression state); 4, the connecting plate and the slider are abutted on each other through the inclined surface feature cooperation, under the downward force of the slider, the connecting plate is at the bottom of the top spray, i.e. the insertion pin of the connecting plate is inserted into the water outlet hole; 5, the second spring is arranged between the connecting plate and the body, and the spring force of the second spring is lower than the spring force of the slider under the first spring, and the second spring is in the compression state.
[0036] II. The top spray connects the water inlet connector, in the state of water (water) : 1, after water, the piston moves downward under the water pressure, driving the slider to displace along the axial direction while the slider displaces outward; 2, when the slider displaces outward until the first inclined surface completely separates from the second inclined surface of the connecting plate, the connecting plate moves upward along the axial direction under the action of the second spring, and the displacement direction is opposite to the movement direction of the piston, at this time, the connecting plate and the insertion pin are away from the water outlet hole, ensuring the smooth water outlet of the water outlet hole; 3, after turning off the water, the piston moves upward along the axial direction under the action of the return spring while the slider displaces inward; 4, when the first inclined surface recontacts the second inclined surface of the connecting plate, the connecting plate displaces downward along the axial direction under pressure, so that the insertion pin is reinserted into the water outlet hole, and the descaling is completed.
[0037] The above description shows and describes the preferred embodiments of the utility model, as described above, it should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be changed within the scope of the utility model concept described herein by the above teaching or related technology or knowledge. The changes and variations made by the person skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the protection scope of the claims attached to the utility model.
Claims
1. A top sprayer capable of automatic descaling, comprising a body, wherein a water-permeable cavity is provided within the body, and the body further comprises a water outlet hole communicating with the cavity, characterized in that, The body is provided with a connecting plate for descaling, the connecting plate is provided with a pin below, the pin can be inserted into the water outlet hole for descaling, the cavity is provided with a piston, the piston is provided with a return spring between the piston and the body, the piston and the connecting plate can move up and down in the body, the piston can move downward when the water is on, and the connecting plate moves upward to move the pin away from the water outlet hole, the piston is reset upward by the return spring when the water is off, and the connecting plate moves downward to insert the pin into the water outlet hole.
2. A top spray capable of automatic descaling according to claim 1, characterized in that, The body is provided with a second spring between the body and the connecting plate, the second spring can move the connecting plate upward.
3. A top spray capable of automatic descaling according to claim 1 or 2, characterized in that, The piston is provided with a transverse guide groove on the side, the guide groove is provided with a sliding block, the sliding block is provided with a first inclined surface, the connecting plate is provided with a second inclined surface, and the first inclined surface can be connected with the second inclined surface.
4. A self-cleaning top sprayer according to claim 3, wherein, When the piston moves downward, the sliding block moves outward under the cooperation of the first inclined surface and the second inclined surface, and when the first inclined surface and the second inclined surface are separated, the connecting plate can move upward; when the piston moves upward, the sliding block moves inward when the first inclined surface and the second inclined surface start to cooperate, and the connecting plate moves downward under the cooperation of the first inclined surface and the second inclined surface.
5. A self-cleaning top spray according to claim 4, wherein, The guide groove is provided with a first spring between the sliding block and the piston, the first spring can move the sliding block toward the second inclined surface.
6. A self-cleaning top sprayer according to claim 5 wherein, The spring force of the first spring is greater than the spring force of the second spring, so that the connecting plate is pressed below in the body when the cavity is not water.
7. A top-sprayer capable of automatic descaling according to any one of claims 2, 6, characterized in that, The body is also provided with a guide column, the connecting plate is provided with a connecting hole, the guide column can be inserted into the connecting hole, the connecting hole is also provided with a stepped surface, the second spring is sleeved outside the guide column, one end of the second spring abuts with the stepped surface, and the other end of the second spring abuts with the body.
8. A self-cleaning top sprayer according to claim 7, wherein, The outer periphery of the piston is sleeved with a sealing ring which can cooperate with the inner circumferential wall of the cavity, the sealing ring can be sealed with the inner circumferential wall of the cavity when the cavity is not water, and the sealing ring is separated from the inner circumferential wall of the cavity when the cavity is water.
9. A self-cleaning top spray according to claim 8, wherein, It also includes a water inlet ball head, the water outlet of the water inlet ball head can be connected with the cavity. The body is provided with a connecting plate for descaling, the connecting plate is provided with a pin below, the pin can be inserted into the water outlet hole for descaling, the cavity is provided with a piston, the piston is provided with a return spring between the piston and the body, the piston and the connecting plate can move up and down in the body, the piston can move downward when the water is on, and the connecting plate moves upward to move the pin away from the water outlet hole, the piston is reset upward by the return spring when the water is off, and the connecting plate moves downward to insert the pin into the water outlet hole.