CN112923113A - Secondary injection molding faucet shell - Google Patents

Secondary injection molding faucet shell Download PDF

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Publication number
CN112923113A
CN112923113A CN202110117050.8A CN202110117050A CN112923113A CN 112923113 A CN112923113 A CN 112923113A CN 202110117050 A CN202110117050 A CN 202110117050A CN 112923113 A CN112923113 A CN 112923113A
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CN
China
Prior art keywords
fixedly connected
valve body
blocking plate
filter screen
hole
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.)
Withdrawn
Application number
CN202110117050.8A
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Chinese (zh)
Inventor
朱城江
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to CN202110117050.8A priority Critical patent/CN112923113A/en
Publication of CN112923113A publication Critical patent/CN112923113A/en
Priority to PCT/CN2021/126554 priority patent/WO2022160812A1/en
Withdrawn legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31Self-supporting filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B01D35/04Plug, tap, or cock filters filtering elements mounted in or on a faucet
    • B01D35/046Plug, tap, or cock filters filtering elements mounted in or on a faucet the filtering element being mounted in the faucet plug
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027Cleaning the internal surfaces; Removal of blockages

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Details Of Valves (AREA)
  • Domestic Plumbing Installations (AREA)

Abstract

The invention discloses a faucet shell adopting secondary injection molding, and belongs to the technical field of faucets. A faucet shell for secondary injection molding comprises a valve body, wherein a first water outlet pipe is fixedly connected to the valve body, a second water outlet pipe is fixedly connected to the first water outlet pipe, a piston cylinder is fixedly connected to the inside of the first water outlet pipe, a first filter screen abuts against a first blocking plate and a second blocking plate, an annular blocking plate is attached to the bottom of the first filter screen, a second cylindrical cylinder is slidably connected to the inside of the first cylindrical cylinder, a first through hole is formed in the first cylindrical cylinder, a second through hole is formed in the second cylindrical cylinder, the first through hole is communicated with the second through hole, the first blocking plate abuts against the second cylindrical cylinder, a positioning ring is fixedly connected to the second cylindrical cylinder, and the positioning ring abuts against a first partition plate; the device has the filtering function by arranging the first filter screen, and the first filter screen is backwashed by cold water when the cold water circulates, so that the resource utilization rate is improved.

Description

Secondary injection molding faucet shell
Technical Field
The invention relates to the technical field of water faucets, in particular to a secondary injection molding water faucet shell.
Background
The secondary injection molding faucet solves the problem that the metal shell of the faucet is toxic due to contact of lead and water after being corroded by water, and solves the problems of poor strength, poor quality and short service life of the plastic faucet.
Although the existing secondary injection molding faucet has the advantages of improved strength and no toxicity, the existing secondary injection molding faucet only has the function of adjusting the flow rate of water flow, generally does not have the filtering function, alkaline substances are easily accumulated in the faucet by the faucet arranged at a hot water position, a part of cold water flows out before heat release water is carried out, and people generally wait for the hot water to flow out and then use the cold water, so that cold water is wasted.
Disclosure of Invention
The invention aims to solve the problems that the existing secondary injection water faucet does not have a filtering function and does not utilize cold water, and provides a secondary injection water faucet shell.
In order to achieve the purpose, the invention adopts the following technical scheme:
a faucet shell for secondary injection molding comprises a valve body, wherein a first water outlet pipe is fixedly connected to the valve body, a second water outlet pipe is fixedly connected to the first water outlet pipe, a piston cylinder is fixedly connected to the first water outlet pipe, a piston plate is connected to the piston cylinder in a sliding manner, ethanol is filled in the piston plate at the top of the piston in the piston cylinder, a piston rod is fixedly connected to the piston plate, a first partition plate is fixedly connected to the second water outlet pipe, a first cylindrical cylinder is fixedly connected to the first partition plate, a first filter screen is fixedly connected to the first cylindrical cylinder, the piston rod is connected to the first filter screen in a sliding manner, a first blocking plate, a second blocking plate and an annular blocking plate are fixedly connected to the piston rod, the first filter screen abuts against the first blocking plate and the second blocking plate, the annular blocking plate is attached to the bottom of the first filter screen, a second cylindrical cylinder is connected to the first cylindrical cylinder in a sliding manner, the first cylindrical barrel is provided with a first through hole, the second cylindrical barrel is provided with a second through hole, the first through hole is communicated with the second through hole, the first blocking plate abuts against the second cylindrical barrel, the second cylindrical barrel is fixedly connected with a positioning ring, and the positioning ring abuts against the first partition plate.
Preferably, fixedly connected with guide bar on the first baffle, holding ring sliding connection is on the guide bar, fixedly connected with baffle on the guide bar, the spring has been cup jointed on the guide bar, the both ends of spring offset with holding ring and baffle respectively.
Preferably, the piston rod is fixedly connected with a connecting rod, and the annular blocking plate is fixedly connected to the connecting rod.
Preferably, the valve body is internally threaded with a packing nut, the packing nut is internally threaded with a valve core, the top of the valve core is fixedly connected with a handle, and the bottom of the valve core is fixedly connected with a gasket.
Preferably, a second partition plate is fixedly connected in the valve body, a water through hole is formed in the second partition plate, the gasket is attached to the second partition plate, and a second filter screen is fixedly connected in the water through hole.
Preferably, the valve body is rotatably connected with a rotating shaft, the rotating shaft is fixedly connected with a turbine blade, and the turbine blade is attached to the inner wall of the valve body.
Preferably, the valve body is internally and fixedly connected with a mounting frame, and the rotating shaft is rotatably connected to the mounting frame.
Preferably, the bottom of the rotating shaft is fixedly connected with a rotating rod, and the bottom of the valve body is fixedly connected with a mounting nut.
Preferably, a housing is fixedly connected to the valve body.
Preferably, the valve body is made of a mixture of an ABS material and a GF material, and the shell is made of an ABS material.
Compared with the prior art, the invention provides a faucet shell adopting secondary injection molding, which has the following beneficial effects:
1. this tap shell that secondary was moulded plastics, install the valve body on the water pipe through mounting nut, twist and move handle control case rotation, the case just can rise or descend this moment, rivers then interrupt when the gasket contradicts the second baffle, rivers circulate when the second baffle is kept away from to the gasket, and the rivers impact turbine blade that circulates from the bottom makes the turbine blade rotate, and the inner wall laminating of turbine blade and valve body, if the rotation of the water basicity of circulation is too big the adnexed alkaline material of valve body inner wall can be scraped off, and the alkaline material of scraping is blockked by the second filter screen again, thereby can not cause the inside card of valve body to die, it has been too much to show the impurity accumulation in the valve body when the velocity of flow hour of rivers, lift the valve body this moment, twist and move the swing arm and make pivot antiport, thereby impurity is pushed down by the turbine blade, thereby accomplish the clearance to the valve body inside.
2. When the secondary injection molding faucet shell is used, cold water firstly flows into the first water outlet pipe, ethanol in the piston cylinder is cooled and contracted, the piston plate can slide upwards, the piston rod fixedly connected to the piston plate also slides upwards when the piston plate slides upwards, the first blocking plate on the piston rod slides upwards to abut against the second cylinder and slide upwards, the top of the first filter screen is blocked by the first blocking plate when the secondary injection molding faucet shell runs to a certain distance, the second cylinder slides upwards until the second through hole is communicated with the first through hole, the second blocking plate fixedly connected to the bottom of the piston rod and the annular blocking plate both slide upwards, the bottom of the first filter screen is not blocked by the second blocking plate when the second blocking plate slides upwards, the annular blocking plate is attached to the bottom of the first filter screen when the annular blocking plate slides upwards, and the cold water flowing out at the moment can flow into the second cylinder along the first water outlet pipe, then the cold water flows into the second water outlet pipe through the second through hole and the first through hole, the cold water flowing into the second water outlet pipe runs to the bottom and is blocked by the annular blocking plate, so that the cold water enters the inside from the outside of the first filter screen, then the cold water flows out from the hole formed in the middle of the first filter screen and the annular blocking plate to form a back washing brush for the first filter screen, the ethanol in the piston cylinder expands after hot water flows out, the piston plate slides downwards at the moment, the piston rod slides downwards, the first blocking plate does not abut against the second cylinder, the elastic force generated by the spring extrudes the positioning ring to slide downwards, the second cylinder also slides downwards, the second through hole is not communicated with the first through hole at the moment, so that the hot water flows into the inside of the first filter screen through the second cylinder, the second blocking plate slides upwards to block the bottom of the first filter screen, so that the hot water flows out from the side face of the first filter screen after being filtered by the first filter screen, the filtered water flows out from the center of the annular blocking plate for use.
3. This tap casing of secondary injection molding is made through the pure ABS material of shell, electroplates easily, and the valve body is that ABS + GF material is made, mainly increases the intensity of whole product, and the intensity of valve body is far higher than the intensity of shell, is favorable to the long-term use of valve body.
Drawings
FIG. 1 is a schematic structural view of a double injection molded faucet housing according to the present invention;
FIG. 2 is a schematic structural view of a portion A of FIG. 1 of a double injection molded faucet housing according to the present invention;
FIG. 3 is a schematic view of an appearance structure of a double injection molded faucet housing according to the present invention;
fig. 4 is a schematic structural diagram of a second cylindrical barrel of a double injection molded faucet housing according to the present invention.
In the figure: 1. a valve body; 1001. a housing; 101. mounting a nut; 102. packing the nut; 103. a second separator; 1031. a second filter screen; 1032. a water through hole; 2. a handle; 201. a valve core; 202. a gasket; 3. a rotating shaft; 301. a turbine blade; 302. rotating the rod; 303. a mounting frame; 4. a first water outlet pipe; 401. a piston cylinder; 4011. a piston plate; 402. a piston rod; 4021. a first closure plate; 4022. a second closure plate; 403. an annular closure plate; 4031. a connecting rod; 5. a second water outlet pipe; 501. a first separator; 5011. a guide bar; 5012. a baffle plate; 5013. a spring; 502. a first cylindrical drum; 5021. a first through hole; 503. a first filter screen; 6. a second cylindrical drum; 601. a second through hole; 602. a retaining ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-4, a faucet shell of secondary injection molding comprises a valve body 1, a first water outlet pipe 4 is fixedly connected to the valve body 1, a second water outlet pipe 5 is fixedly connected to the first water outlet pipe 4, a piston cylinder 401 is fixedly connected to the inside of the first water outlet pipe 4, a piston plate 4011 is slidably connected to the piston cylinder 401, ethanol is filled in the piston plate 4011 inside the piston cylinder 401, a piston rod 402 is fixedly connected to the piston plate 4011, a first partition plate 501 is fixedly connected to the inside of the second water outlet pipe 5, a first cylinder 502 is fixedly connected to the first partition plate 501, a first filter screen 503 is fixedly connected to the first cylinder 502, the piston rod 402 is slidably connected to a first filter screen 503, a first blocking plate 4021, a second blocking plate 4022 and an annular blocking plate 403 are fixedly connected to the piston rod 402, the first filter screen 503 abuts against the first blocking plate 4021 and the second blocking plate 4022, the annular blocking plate 403 is attached to the bottom of the first filter screen 503, a second cylindrical barrel 6 is connected to the first cylindrical barrel 502 in a sliding mode, a first through hole 5021 is formed in the first cylindrical barrel 502, a second through hole 601 is formed in the second cylindrical barrel 6, the first through hole 5021 is communicated with the second through hole 601, a first blocking plate 4021 abuts against the second cylindrical barrel 6, a positioning ring 602 is fixedly connected to the second cylindrical barrel 6 and abuts against a first partition plate 501, a guide rod 5011 is fixedly connected to the first partition plate 501, the positioning ring 602 is connected to the guide rod 5011 in a sliding mode, a baffle 5012 is fixedly connected to the guide rod 5011, a spring 5013 is connected to the guide rod 5011 in a sleeved mode, and two ends of the spring 5013 abut against the positioning ring 602 and the baffle 5012 respectively.
The cold water firstly flows into the first water outlet pipe 4, the ethanol in the piston cylinder 401 is cooled and contracted, the piston plate 4011 slides upwards at the moment, when the piston plate 4011 slides upwards, the piston rod 402 fixedly connected to the piston plate 4011 also slides upwards, at the moment, the first blocking plate 4021 on the piston rod 402 slides upwards to abut against the second cylinder 6 to slide upwards, when the piston rod runs to a certain distance, the first blocking plate 4021 blocks the top of the first filter screen 503, and at the moment, the second cylinder 6 slides upwards to the second through hole 601 to be communicated with the first through hole 5021, at the moment, the second blocking plate 4022 and the annular blocking plate which are fixedly connected with the bottom of the piston rod 402 slide upwards, when the second blocking plate 4022 slides upwards, the bottom of the first filter screen 503 is not blocked, when the annular blocking plate 403 slides upwards, the annular blocking plate 403 is abutted to the bottom of the first filter screen 503, at the moment, the flowing cold water flows into the second cylinder 6 along the first water outlet pipe 4, then the cold water flows into the second water outlet pipe 5 through the second through hole 601 and the first through hole 5021, the cold water flowing into the second water outlet pipe 5 runs to the bottom and is blocked by the annular blocking plate 403, so that the cold water enters the inside from the outside of the first filter screen 503, then the cold water flows out from the holes formed in the middles of the first filter screen 503 and the annular blocking plate 403, a back brush for the first filter screen 503 is formed, the ethanol in the piston cylinder 401 expands after the hot water flows out, at the moment, the piston plate 4011 slides downwards, the piston rod 402 slides downwards, at the moment, the first blocking plate 4021 does not abut against the second cylinder 6, at the moment, the elastic force generated by the spring 5013 presses the positioning ring 602 to slide downwards, so that the second cylinder 6 also slides downwards, at the moment, the second through hole 601 is not communicated with the first through hole 5021, so that the hot water flows into the inside of the first filter screen 503 through the second cylinder 6, at the moment, the second blocking plate 4022 slides upwards to block the bottom of the first filter screen 503, so that the hot water flows out from the side of the first filter screen 503 after being filtered by the first filter screen 503, and the filtered water flows out through the center of the annular blocking plate 403 for use.
Example 2:
referring to fig. 1-4, a faucet shell of secondary injection molding comprises a valve body 1, a first water outlet pipe 4 is fixedly connected to the valve body 1, a second water outlet pipe 5 is fixedly connected to the first water outlet pipe 4, a piston cylinder 401 is fixedly connected to the inside of the first water outlet pipe 4, a piston plate 4011 is slidably connected to the piston cylinder 401, ethanol is filled in the piston plate 4011 inside the piston cylinder 401, a piston rod 402 is fixedly connected to the piston plate 4011, a first partition plate 501 is fixedly connected to the inside of the second water outlet pipe 5, a first cylinder 502 is fixedly connected to the first partition plate 501, a first filter screen 503 is fixedly connected to the first cylinder 502, the piston rod 402 is slidably connected to a first filter screen 503, a first blocking plate 4021, a second blocking plate 4022 and an annular blocking plate 403 are fixedly connected to the piston rod 402, the first filter screen 503 abuts against the first blocking plate 4021 and the second blocking plate 4022, the annular blocking plate 403 is attached to the bottom of the first filter screen 503, a second cylindrical barrel 6 is connected in a sliding manner in the first cylindrical barrel 502, a first through hole 5021 is arranged on the first cylindrical barrel 502, a second through hole 601 is arranged on the second cylindrical barrel 6, the first through hole 5021 is communicated with the second through hole 601, a first blocking plate 4021 abuts against the second cylindrical barrel 6, a positioning ring 602 is fixedly connected on the second cylindrical barrel 6, the positioning ring 602 abuts against the first partition plate 501, a connecting rod 4031 is fixedly connected on the piston rod 402, an annular blocking plate 403 is fixedly connected on the connecting rod 4031, a packing nut 102 is connected in an internal thread of the valve body 1, a valve core 201 is connected in the internal thread of the packing nut 102, a handle 2 is fixedly connected on the top of the valve core 201, a gasket 202 is fixedly connected at the bottom of the valve core 201, a second partition plate 103 is fixedly connected in the valve body 1, a water through hole 103 is arranged on the second partition plate 103, the gasket 202 is attached to the second partition plate 103, a second filter screen 1031, fixedly connected with turbine piece 301 in pivot 3, the laminating of the inner wall of turbine piece 301 and valve body 1, fixedly connected with mounting bracket 303 in the valve body 1, pivot 3 rotate to be connected on mounting bracket 303, 3 bottom fixedly connected with swing arms 302 in the pivot, 1 bottom fixedly connected with mounting nut 101 of valve body.
The valve body 1 is arranged on the water pipe through the mounting nut 101, the handle 2 is screwed to control the valve core 201 to rotate, at the moment, the valve core 201 can ascend or descend, water flow is interrupted when the gasket 202 collides with the second partition plate 103, water flow is circulated when the gasket 202 is far away from the second partition plate 103, and the water flow flowing from the bottom impacts the turbine blade 301 to rotate the turbine blade 301, and the turbine blade 301 is attached to the inner wall of the valve body 1, if the flowing water is too alkaline, the rotation of the turbine blade 301 will scrape the alkaline substance attached to the inner wall of the valve body 1, and the scraped alkaline substance is blocked by the second strainer 1031, so as not to cause the blocking of the interior of the valve body 1, when the flow rate of the water flow is small, the impurities in the valve body 1 are accumulated too much, at the moment, the valve body 1 is dismounted, the rotating rod 302 is screwed to enable the rotating shaft 3 to rotate reversely, so that the foreign substances are pushed down by the turbine blade 301, thereby completing the cleaning of the inside of the valve body 1.
Example 3:
referring to fig. 1-4, a faucet shell of secondary injection molding comprises a valve body 1, a first water outlet pipe 4 is fixedly connected to the valve body 1, a second water outlet pipe 5 is fixedly connected to the first water outlet pipe 4, a piston cylinder 401 is fixedly connected to the inside of the first water outlet pipe 4, a piston plate 4011 is slidably connected to the piston cylinder 401, ethanol is filled in the piston plate 4011 inside the piston cylinder 401, a piston rod 402 is fixedly connected to the piston plate 4011, a first partition plate 501 is fixedly connected to the inside of the second water outlet pipe 5, a first cylinder 502 is fixedly connected to the first partition plate 501, a first filter screen 503 is fixedly connected to the first cylinder 502, the piston rod 402 is slidably connected to a first filter screen 503, a first blocking plate 4021, a second blocking plate 4022 and an annular blocking plate 403 are fixedly connected to the piston rod 402, the first filter screen 503 abuts against the first blocking plate 4021 and the second blocking plate 4022, the annular blocking plate 403 is attached to the bottom of the first filter screen 503, sliding connection has a second cylinder section of thick bamboo 6 in a first cylinder section of thick bamboo 502, first through-hole 5021 has been seted up on the first cylinder section of thick bamboo 502, second through-hole 601 has been seted up on the second cylinder section of thick bamboo 6, first through-hole 5021 is linked together with second through-hole 601, first closure plate 4021 offsets with a second cylinder section of thick bamboo 6, fixedly connected with holding ring 602 on the second cylinder section of thick bamboo 6, holding ring 602 offsets with first baffle 501, fixedly connected with shell 1001 on the valve body 1, the material of valve body 1 specifically is the ABS material and GF material mixes, the material of shell 1001 specifically is ABS.
The shell 1001 is made of pure ABS materials and is easy to electroplate, the valve body 1 is made of ABS + GF materials and mainly improves the strength of the whole product, and the strength of the valve body 1 is far higher than that of the shell 1001, so that the long-term use of the valve body 1 is facilitated.
The working principle is as follows: in the invention, the valve body 1 is arranged on a water pipe through the mounting nut 101, the handle 2 is screwed to control the valve core 201 to rotate, at the moment, the valve core 201 can ascend or descend, when the gasket 202 is abutted against the second partition plate 103, water flow is interrupted, when the gasket 202 is far away from the second partition plate 103, water flow circulates, and the water flow circulating from the bottom impacts the turbine blade 301 to rotate the turbine blade 301, the turbine blade 301 is attached to the inner wall of the valve body 1, if the flowing water is too alkaline, alkaline substances attached to the inner wall of the valve body 1 can be scraped off by the rotation of the turbine blade 301, and the scraped alkaline substances are blocked by the second filter screen 1031, so that the internal jamming of the valve body 1 can not be caused, when the flow rate of the water flow is small, the impurities in the valve body 1 are accumulated too much, at the moment, the valve body 1 is dismounted, the rotating rod 302 is screwed to enable the rotating shaft 3 to rotate reversely, so that the impurities are pushed, when the water purifier is used, cold water firstly flows into the first water outlet pipe 4, ethanol in the piston cylinder 401 is cooled and contracted, the piston plate 4011 slides upwards, the piston rod 402 fixedly connected to the piston plate 4011 also slides upwards when the piston plate 4011 slides upwards, the first blocking plate 4021 on the piston rod 402 slides upwards to abut against the second cylinder 6 to slide upwards, the first blocking plate 4021 blocks the top of the first filter screen 503 when the water purifier runs for a certain distance, the second cylinder 6 slides upwards until the second through hole 601 is communicated with the first through hole 5021, the second blocking plate 4022 and the annular blocking plate 403 fixedly connected to the bottom of the piston rod 402 slide upwards, the bottom of the first filter screen 503 is not blocked when the second blocking plate 4022 slides upwards, the annular blocking plate 403 abuts against the bottom of the first filter screen 503 when the annular blocking plate 403 slides upwards, and the outflow cold water flows into the second cylinder 6 along the first water outlet pipe 4, then the cold water flows into the second water outlet pipe 5 through the second through hole 601 and the first through hole 5021, the cold water flowing into the second water outlet pipe 5 runs to the bottom and is blocked by the annular blocking plate 403, so that the cold water enters the inside from the outside of the first filter screen 503, then the cold water flows out from the holes formed in the middles of the first filter screen 503 and the annular blocking plate 403, a back brush for the first filter screen 503 is formed, the ethanol in the piston cylinder 401 expands after the hot water flows out, at the moment, the piston plate 4011 slides downwards, the piston rod 402 slides downwards, at the moment, the first blocking plate 4021 does not abut against the second cylinder 6, at the moment, the elastic force generated by the spring 5013 presses the positioning ring 602 to slide downwards, so that the second cylinder 6 also slides downwards, at the moment, the second through hole 601 is not communicated with the first through hole 5021, so that the hot water flows into the inside of the first filter screen 503 through the second cylinder 6, at the moment, the second blocking plate 4022 slides upwards to block the bottom of the first filter screen 503, thereby hot rivers flow out from first filter screen 503 side after filtering through first filter screen 503, and the water after the filtration flows out through the center of annular closure plate 403 and uses, and shell 1001 is made for pure ABS material, electroplates easily, and valve body 1 is made for ABS + GF material, mainly increases the intensity of whole product, and the intensity of valve body 1 is far higher than the intensity of shell 1001, is favorable to valve body 1's long-term use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. The utility model provides a tap shell that twice was moulded plastics, includes valve body (1), its characterized in that, fixedly connected with first outlet pipe (4) on valve body (1), fixedly connected with second outlet pipe (5) on first outlet pipe (4), fixedly connected with piston cylinder (401) in first outlet pipe (4), sliding connection has piston board (4011) in piston cylinder (401), it has ethanol to lie in piston board (4011) top packing in piston cylinder (401), fixedly connected with piston rod (402) on piston board (4011), fixedly connected with first baffle (501) in second outlet pipe (5), fixedly connected with first cylinder section of thick bamboo (502) on first baffle (501), fixedly connected with first filter screen (503) on first cylinder section of thick bamboo (502), piston rod (402) sliding connection is in first filter screen (503), the piston rod (402) is fixedly connected with a first blocking plate (4021), a second blocking plate (4022) and an annular blocking plate (403), a first filter screen (503) abuts against the first blocking plate (4021) and the second blocking plate (4022), the annular blocking plate (403) is attached to the bottom of the first filter screen (503), a second cylindrical barrel (6) is slidably connected with the first cylindrical barrel (502), a first through hole (5021) is formed in the first cylindrical barrel (502), a second through hole (601) is formed in the second cylindrical barrel (6), the first through hole (5021) is communicated with the second through hole (601), the first blocking plate (4021) abuts against the second cylindrical barrel (6), a positioning ring (602) is fixedly connected with the second cylindrical barrel (6), and the positioning ring (602) abuts against a first partition plate (501).
2. The faucet housing of claim 1, wherein a guide rod (5011) is fixedly connected to the first partition (501), the positioning ring (602) is slidably connected to the guide rod (5011), a baffle (5012) is fixedly connected to the guide rod (5011), a spring (5013) is sleeved on the guide rod (5011), and two ends of the spring (5013) respectively abut against the positioning ring (602) and the baffle (5012).
3. A two-shot faucet housing according to claim 1, wherein the piston rod (402) is fixedly connected with a connecting rod (4031), and the annular blocking plate (403) is fixedly connected with the connecting rod (4031).
4. The double-injection-molded faucet shell as claimed in claim 1, wherein a packing nut (102) is connected to the valve body (1) in a threaded manner, a valve core (201) is connected to the packing nut (102) in a threaded manner, a handle (2) is fixedly connected to the top of the valve core (201), and a gasket (202) is fixedly connected to the bottom of the valve core (201).
5. The double injection molding faucet housing according to claim 4, wherein a second partition plate (103) is fixedly connected in the valve body (1), a water through hole (1032) is formed in the second partition plate (103), the gasket (202) is attached to the second partition plate (103), and a second filter screen (1031) is fixedly connected in the water through hole (1032).
6. The faucet housing formed by two-time injection molding according to claim 5, wherein a rotating shaft (3) is rotatably connected in the valve body (1), a turbine blade (301) is fixedly connected to the rotating shaft (3), and the turbine blade (301) is attached to the inner wall of the valve body (1).
7. A double injection moulding faucet housing according to claim 6, characterized in that a mounting frame (303) is fixedly connected in the valve body (1), and the rotating shaft (3) is rotatably connected to the mounting frame (303).
8. The faucet housing formed by two-time injection molding according to claim 7, wherein a rotating rod (302) is fixedly connected to the bottom of the rotating shaft (3), and a mounting nut (101) is fixedly connected to the bottom of the valve body (1).
9. A two-shot faucet housing according to claim 1, wherein a housing (1001) is fixedly attached to the valve body (1).
10. The double injection molding faucet housing according to claim 9, wherein the valve body (1) is made of a mixture of ABS material and GF material, and the housing (1001) is made of ABS material.
CN202110117050.8A 2021-01-28 2021-01-28 Secondary injection molding faucet shell Withdrawn CN112923113A (en)

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