CN221097674U - Inner core of pedal faucet - Google Patents
Inner core of pedal faucet Download PDFInfo
- Publication number
- CN221097674U CN221097674U CN202322624101.3U CN202322624101U CN221097674U CN 221097674 U CN221097674 U CN 221097674U CN 202322624101 U CN202322624101 U CN 202322624101U CN 221097674 U CN221097674 U CN 221097674U
- Authority
- CN
- China
- Prior art keywords
- valve rod
- limiting block
- sealing gasket
- reducing portion
- stopper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 238000003475 lamination Methods 0.000 claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims description 11
- 239000010935 stainless steel Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 108091006146 Channels Proteins 0.000 description 4
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Domestic Plumbing Installations (AREA)
Abstract
The utility model discloses an inner core of a pedal faucet, which comprises a valve rod, a sealing gasket, a lamination sheet and a limiting block, wherein the sealing gasket is sleeved outside the valve rod; compared with the prior art, under the cooperation of step face, lamination piece and stopper, the sealing washer is overlapped the piece and is spacing on the step face with the stopper, and when whole valve rod motion, the sealing washer follows the valve rod motion, and the sealing washer can not take place the skew on the valve rod, makes sealing washer can with boss sealing fit, can not cause tap to leak.
Description
Technical Field
The utility model relates to the field of water taps, in particular to an inner core of a pedal water tap.
Background
The existing foot-operated faucet, for example, patent of utility model of the bulletin number CN2632410Y, it includes valve block, water flow control device, brake control device, water inlet channel, water outlet channel, the said valve block has an upper cavity communicating with water inlet channel, lower cavity communicating with water outlet channel, there is a boss between said upper and lower cavities, the said water flow control device is set up in valve block, and stretch out of valve block downwards by a valve stem, and there is a sealing pad on the boss, one end of the upper cavity facing away from sealing pad has reset springs, the said brake control device is foot-operated, it includes foot bar, the said foot bar is hinged on valve block, one end of it has pedals suitable for foot pedal that are fitted on foot bar, another end stretches out a bump to prop against valve stem stretching out of valve block; when the faucet is used, the pedal is stepped on, the lug on the pedal rod jacks up the valve rod, the valve rod drives the whole water flow control device to move upwards, the sealing gasket leaves the boss on the valve body, the faucet is in an open state, after the faucet is used, the pedal is loosened, the valve rod is reset under the action of the elastic force of the reset spring, the whole water flow control device is driven to move downwards, the sealing gasket is sealed on the boss, and the faucet is in a closed state.
The pedal faucet with the structure changes the traditional manual opening and closing actions, meanwhile, in order to cut off or conduct a water inlet channel and a valve body, a sealing gasket is sleeved outside a valve rod and can be overlapped on a boss, but in the use process, because the sealing gasket is tightly matched with the valve rod, the stepping force of a pedal is not fixed, if the stepping force of the pedal is larger, the force of the valve rod on a return spring in an upper cavity is larger, the reaction force of the return spring on the valve rod is larger, at the moment, the return stroke of the valve rod is larger under the action of elastic force, the distance from the sealing gasket to the boss is fixed, the sealing gasket is limited by the boss, the valve rod slightly moves upwards relative to the sealing gasket, and after long-term use, the sealing gasket can deviate to a certain extent relative to the original installation position on the valve rod, so that the sealing gasket cannot be in sealing fit with the boss when the valve rod is not pressed, and water leakage is caused.
In view of the above, the present inventors have conducted intensive studies on the problems, and have produced the present invention.
Disclosure of utility model
The utility model aims to provide an inner core of a pedal type faucet, which solves the problem that a sealing gasket of the existing pedal type faucet is easy to move and cannot be sealed after the existing pedal type faucet is used for a long time.
In order to achieve the purpose, the utility model adopts the following technical scheme:
The utility model provides a foot-operated tap's inner core, includes valve rod and sealed pad, and sealed pad cover is established outside the valve rod, still includes lamination piece and stopper, the valve rod is the stainless steel pole, and the stainless steel pole has the reducing portion and the expanding portion that form of integrated into one piece processing, and the valve rod is located and is formed with a step face between reducing portion and the expanding portion, sealed pad cover is established outside reducing portion and is overlapped the pressure on the step face, lamination piece and stopper all overlap and establish outside reducing portion, and lamination piece presss from both sides tightly between stopper and sealed pad, stopper and reducing portion dismantlement spiral shell dress are in the same place.
The laminated sheet is made of stainless steel sheets, and the limiting block is in sealing fit with the diameter reducing part.
The outer diameter of the sealing gasket is larger than that of the under-expanded diameter part, and the outer diameter of the laminated sheet is larger than or equal to that of the sealing gasket.
The limiting block is of a hollow block structure, an inner thread is arranged on the inner side wall of the limiting block, an outer thread is arranged on the outer side wall of the reducing portion, the inner thread of the limiting block is matched with the outer thread of the reducing portion in a threaded mode, and the top surface of the limiting block is flush with the top surface of the reducing portion.
The limiting block is provided with an integrally formed tightening part and a screwing part, the outer diameter of the screwing part is larger than that of the tightening part, the tightening part is of a hollow cylindrical structure, the screwing part is laminated on the top surface of the laminated sheet, and the internal thread is positioned on the inner cavity wall of the screwing part.
The inner side wall of the tightening part is concavely provided with a closed-loop groove, and an O-shaped ring of which part extends out of the closed-loop groove is arranged in the closed-loop groove.
According to the inner core of the pedal faucet, when the inner core is assembled, the sealing gasket is laminated on the step surface, the lamination sheet is laminated on the sealing gasket, so that the sealing gasket is not easy to deform in the use process, and finally, the limiting block and the limiting block are screwed together and laminated on the lamination sheet, so that the inner core is assembled; compared with the prior art, in the use, under the cooperation of sealed pad at step face, lamination piece and stopper, sealed pad is overlapped the piece and the stopper is spacing on the step face, and when whole valve rod moved, sealed pad followed the valve rod and moved, sealed pad can not take place the skew on the valve rod, makes sealed pad can with boss sealing fit, can not cause tap to leak.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
FIG. 2 is a schematic view of the assembled structure of the laminate, gasket and valve stem of the present utility model.
Fig. 3 is a schematic structural view of the stopper of the present utility model.
Detailed Description
For further explanation of the technical scheme of the present utility model, the following is described in detail with reference to the accompanying drawings.
1-3, The inner core of a foot-operated faucet comprises a valve rod 1, a sealing gasket 2, a lamination sheet 3 and a limiting block 4, wherein the sealing gasket 2 is sleeved outside the valve rod 1, the valve rod 1 is a stainless steel rod, the stainless steel rod is provided with a diameter-reduced part 11 and a diameter-enlarged part 12 which are integrally processed, a step surface 100 is formed between the diameter-reduced part 11 and the diameter-enlarged part 12 of the valve rod 1, the sealing gasket 2 is sleeved outside the diameter-reduced part 11 and is overlapped on the step surface 100, the lamination sheet 3 and the limiting block 4 are sleeved outside the diameter-reduced part 11, and the lamination sheet 3 is clamped between the limiting block 4 and the sealing gasket 2; preferably, the laminated sheet 3 is a stainless steel sheet; the outer diameter of the sealing gasket 2 is larger than that of the under-expanded diameter part 12, and the outer diameter of the laminated sheet 3 is larger than or equal to that of the sealing gasket 2; when the valve rod 1 and the laminated sheet 3 are made of stainless steel, the stainless steel contains less lead, so that the production pollution is greatly reduced, and meanwhile, the processing procedures are reduced due to the fact that the diameter-reduced part 11 and the diameter-enlarged part 12 are integrally processed; furthermore, the step surface 100 is arranged to enable the gasket 2 to have a stacked position, and the outer diameter of the stacked sheet 3 is larger than or equal to the outer diameter of the gasket 2, so that the stacked sheet 3 can fully flatten the gasket 2, and the gasket 2 is not easy to deform.
The limiting block 4 and the diameter reducing part 11 are detached and screwed together; specifically, the limiting block 4 is of a hollow block structure, an inner thread is arranged on the inner side wall of the limiting block 4, an outer thread is arranged on the outer side wall of the diameter reduction part 11, the inner thread of the limiting block 4 is in threaded fit with the outer thread of the diameter reduction part 11, the limiting block 4 is provided with a tightening part 41 and a screwing part 42 which are integrally formed, the outer diameter of the screwing part 42 is larger than that of the tightening part 41, the tightening part 41 is of a hollow cylindrical structure, the screwing part 42 is overlapped on the top surface of the laminated sheet 3, and the inner thread is positioned on the inner cavity wall of the screwing part 42; during application, the diameter-reducing part 11 stretches into the hollow space of the limiting block 4, the external thread of the diameter-reducing part 11 is screwed with the internal thread of the screwing part 42, the screwing part 42 is overlapped on the top surface of the laminated sheet 3, the reset spring is embedded on the tightening part 41, the whole diameter-expanding part 12 stretches into the hollow range of the boss, the sealing gasket 2 is overlapped on the boss, and the setting of the tightening part 41 facilitates the positioning and mounting of the reset spring, so that the reset spring cannot deviate in the use process.
According to the inner core of the foot-operated faucet, when the inner core is assembled, the sealing gasket 2 is laminated on the step surface 100, the lamination sheet 3 is laminated on the top surface of the sealing gasket 2, the lamination sheet 3 is used for laminating the sealing gasket 2, so that the sealing gasket 2 is not easy to deform in the use process, and finally the limiting block 4 and the necking part 11 are screwed together and laminated on the lamination sheet 3, so that the inner core is assembled; compared with the prior art, in the use, under the cooperation of step face, lamination piece 3 and stopper 4, sealed pad 2 is spacing on the step face, and when whole valve rod 1 moved, sealed pad 2 followed valve rod 1 and moved, sealed pad can not take place the skew on the valve rod, makes sealed pad can with boss sealing fit, can not cause tap to leak.
The limiting block 4 is in sealing fit with the diameter-reduced part 11; specifically, a closed-loop groove is concavely formed on the inner side wall of the tightening part 41, and an O-ring with a part extending out of the closed-loop groove is arranged in the closed-loop groove; when the water-saving limiting block is applied, the limiting block 4 is in sealing fit with the diameter-reducing part 11 by utilizing the O-shaped ring, so that water is not easy to enter the screw-mounting position of the diameter-reducing part 11 and the limiting block 4, and the service lives of the diameter-reducing part 11 and the limiting block 4 are prevented from being influenced.
The form of the present utility model is not limited to the illustrations and examples, and any person who performs a similar idea of the present utility model should be regarded as not departing from the scope of the patent of the utility model.
Claims (6)
1. The utility model provides a foot-operated tap's inner core, includes valve rod and sealing gasket, and sealing gasket cover is established outside the valve rod, its characterized in that: still include lamination piece and stopper, the valve rod is the stainless steel pole, and the stainless steel pole has the reducing portion and the expanding portion that form of integrated processing, and the valve rod is located and is formed with a step face between reducing portion and the expanding portion, sealed cover of filling up is established outside reducing portion and is folded and press from both sides on the step face, lamination piece and stopper all overlap and establish outside reducing portion, and lamination piece presss from both sides tightly between stopper and sealed the filling up, the spiral shell is in the same place in stopper and reducing portion dismantlement.
2. The core of a foot operated faucet of claim 1, wherein: the laminated sheet is made of stainless steel sheets, and the limiting block is in sealing fit with the diameter reducing part.
3. The core of a foot operated faucet of claim 1, wherein: the outer diameter of the sealing gasket is larger than that of the under-expanded diameter part, and the outer diameter of the laminated sheet is larger than or equal to that of the sealing gasket.
4. The core of a foot operated faucet of claim 1, wherein: the limiting block is of a hollow block structure, an inner thread is arranged on the inner side wall of the limiting block, an outer thread is arranged on the outer side wall of the reducing portion, the inner thread of the limiting block is matched with the outer thread of the reducing portion in a threaded mode, and the top surface of the limiting block is flush with the top surface of the reducing portion.
5. The core of a foot operated faucet of claim 4, wherein: the limiting block is provided with an integrally formed tightening part and a screwing part, the outer diameter of the screwing part is larger than that of the tightening part, the tightening part is of a hollow cylindrical structure, the screwing part is laminated on the top surface of the laminated sheet, and the internal thread is positioned on the inner cavity wall of the screwing part.
6. The core of a foot operated faucet of claim 5, wherein: the inner side wall of the tightening part is concavely provided with a closed-loop groove, and an O-shaped ring of which part extends out of the closed-loop groove is arranged in the closed-loop groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322624101.3U CN221097674U (en) | 2023-09-26 | 2023-09-26 | Inner core of pedal faucet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322624101.3U CN221097674U (en) | 2023-09-26 | 2023-09-26 | Inner core of pedal faucet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221097674U true CN221097674U (en) | 2024-06-07 |
Family
ID=91306755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322624101.3U Active CN221097674U (en) | 2023-09-26 | 2023-09-26 | Inner core of pedal faucet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221097674U (en) |
-
2023
- 2023-09-26 CN CN202322624101.3U patent/CN221097674U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |