CN218761421U - Piston type anti-freezing water tap - Google Patents

Abstract

The utility model discloses a tap, more specifically say, relate to a piston tap that prevents frostbite, and its technical essential is: including the tap body, the tap body lower extreme is equipped with the raceway, and the tap body upper end articulates there is the handle, and the tap body is equipped with the connection piece that can lift and shift up along with the handle with the articulated department of handle, and the connection piece lower extreme articulates there is the pull rod, and the pull rod stretches into the raceway and its lower extreme is equipped with the plunger that is used for opening and shutting the tap body, the water pipe lower extreme is equipped with the water storage chamber, the water storage chamber height is greater than the plunger, and water storage intracavity portion is equipped with inside hollow water piston that leads to, water piston lower extreme has set firmly the inlet tube, the inlet tube stretch into the raceway and with raceway inner wall sliding connection, lead to water piston upper end and be equipped with the delivery port, the pull rod is fixed to run through water piston and inlet tube. Use the utility model discloses, can effectively prevent that the water pipe from freezing under the prerequisite of not discharging the reservation water, solve tap antifreeze problem.

Description

Piston type anti-freezing water tap

Technical Field

The utility model relates to a tap technical field, in particular to piston tap that prevents frostbite.

Background

Because there is the reservation water in the water pipe when tap is closing, when ambient temperature is less than zero degree, the reservation water in the water pipe can freeze, probably leads to the fracture of water pipe when influencing tap and going out water. In this regard, many faucets with anti-freeze function are available on the market.

At present, chinese utility model patent with publication number CN205534299U discloses a tap prevents frostbite, including the tap body and water pipe, the water pipe lower extreme is equipped with the drain, is equipped with the handle that is used for opening and shutting tap on the tap body, the handle upper end is articulated with the tap body, and articulated department still is connected with the connection piece, the connection piece can be along with the handle lifts and shifts up, the connection piece lower extreme articulates there is the upper link, and the upper link stretches into the water pipe and is connected with the lower link, and the lower link lower extreme is equipped with can be along with the lower link reciprocates and make the drain be in the plunger of closing and the state of opening and shutting. Although this anti-freezing water faucet can reach the purpose that prevents the water pipe and freeze through the preformed water discharge in with the water pipe when closing water faucet, all need discharge the preformed water when using at every turn, cause the waste of water resource easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a piston tap that prevents frostbite, its advantage can effectively prevent that the water pipe from freezing under the prerequisite of not discharging the reservation water, solves the frostproofing problem of tap.

The above technical object of the present invention can be achieved by the following technical solutions:

the utility model provides a piston tap that prevents frostbite, includes the tap body, the tap body lower extreme is equipped with the raceway, and the tap body upper end articulates there is the handle, and the articulated department of tap body and handle is equipped with the connection piece that can lift and shift up along with the handle, and the connection piece lower extreme articulates there is the pull rod, and the pull rod stretches into raceway and its lower extreme and is equipped with the plunger that is used for opening and shutting the tap body, its characterized in that: the water pipe lower extreme is equipped with the water storage chamber, the water storage chamber height is greater than the plunger, and water storage intracavity portion is equipped with inside hollow water piston, water piston lower extreme has set firmly the inlet tube, the inlet tube stretch into the raceway and with raceway inner wall sliding connection, water piston upper end is equipped with the delivery port, the fixed water piston and the inlet tube of running through of pull rod.

Through adopting above-mentioned technical scheme, when the handle was lifted, was pressed and is driven the plunger and open, seal the water service pipe, utilize the pull rod to drive the water piston and reciprocate and change the water storage volume of water storage chamber upper end for the tap can flow backwards to the water storage intracavity in the reservation water in the outlet pipe when closing, thereby realizes the function of preventing frostbite.

Further setting: the upper end of the water passing piston is provided with a spring, and the upper end of the spring is fixedly connected with the upper end of the water storage cavity.

Through adopting above-mentioned technical scheme, when the user pressed the handle, the pull rod drove the water piston and moves down, and the water piston pulling spring that leads to, the spring extension can provide lasting pulling force this moment and help the water piston to support the preformed water in the water pipe, though when the handle was lifted next time, the spring can play laborsaving effect, reduces the resistance that the user lifted the handle.

Further setting: the pull rod is fixedly connected with a water-through piston through a shaft sleeve.

Through adopting above-mentioned technical scheme, the pull rod passes through the axle sleeve and leads to water piston constitution removable line assembly, is convenient for classify the processing in the actual production.

Further setting: and a first waterproof plug is also arranged at the joint of the water passing piston and the water storage cavity.

Through adopting above-mentioned technical scheme, can prevent that the water in the water storage chamber upper end water storage space from permeating to water storage chamber lower extreme, lead to water storage intracavity portion to fill water and lose the function of preventing frostbite.

Further setting: and a second waterproof plug is arranged at the joint of the water inlet pipe and the water delivery pipe.

Through adopting above-mentioned technical scheme, can prevent that the inlet tube from reciprocating the in-process in the water delivery pipe, rivers infiltration to water storage chamber lower extreme leads to water storage intracavity portion to fill water and lose the function of preventing frostbite.

Further setting: the lower end of the water storage cavity is provided with an air hole.

Through adopting above-mentioned technical scheme, can not only make water storage chamber lower extreme atmospheric pressure invariable for it can remain smooth and easy throughout to lead to water the piston and reciprocate in the water storage chamber, and when the junction of leading to water piston and water storage chamber, the junction of inlet tube and raceway took place the phenomenon of leaking moreover, the accessible gas pocket will reveal to the water evacuation of water storage chamber lower extreme, makes the water storage chamber keep the function of preventing frostbite.

Drawings

FIG. 1 is an overall schematic view of a piston style antifreeze faucet;

fig. 2 is a schematic view showing an internal structure of a piston type antifreeze faucet.

Reference numerals: 1. a tap body; 2. a water outlet pipe; 3. a water delivery pipe; 4. a handle; 5. connecting sheets; 6. a pull rod; 7. a plunger; 8. a water storage assembly; 81. a water storage cavity; 82. a water piston; 83. a water outlet; 84. a water inlet pipe; 85. a shaft sleeve; 86. a spring; 87. air holes; 88. a first waterproof plug; 89. and a second waterproof plug.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Preferred example 1: referring to fig. 1 and 2, the piston type anti-freezing water faucet comprises a faucet body 1, wherein a water outlet pipe 2 is arranged at the lower end of the faucet body 1, a water delivery pipe 3 communicated with a water source is arranged below the water outlet pipe 2, a handle 4 is hinged to the upper end of the faucet body 1, a connecting piece 5 capable of moving upwards along with the lifting of the handle 4 is further arranged at the hinged position of the faucet body 1 and the handle 4, a pull rod 6 is hinged to the lower end of the connecting piece 5, the pull rod 6 penetrates through the water outlet pipe 2 and extends into the water delivery pipe 3, a plunger 7 capable of connecting or disconnecting the water source along with the vertical movement of the pull rod 6 is arranged at the lower end of the pull rod 6, and the piston type anti-freezing water faucet further comprises a water storage assembly 8 capable of changing the volume of the piston type anti-freezing water faucet body through the vertical movement of the pull rod 6 and further storing the reserved water in the water outlet pipe 2.

Referring to fig. 2, the water storage assembly 8 includes a water storage cavity 81, the water storage cavity 81 is disposed between the water outlet pipe 2 and the water pipe 3 and is respectively communicated with the water outlet pipe 2 and the water pipe 3, a hollow water piston 82 is disposed in the water storage cavity 81, a water outlet 83 is disposed at the upper end of the water piston 82, a water inlet pipe 84 is fixedly disposed at the lower end of the water piston 82, the water inlet pipe 84 extends into the water pipe 3 and is slidably connected with the inside of the water pipe 3, the pull rod 6 penetrates through the water piston 82 and the water inlet pipe 84 from top to bottom and is fixedly connected with the water piston 82 through a shaft sleeve 85, a spring 86 fixedly connected with the inner wall of the upper end of the water storage cavity 81 is disposed at the upper end of the water piston 82, the spring 86 stretches along with the downward movement of the water piston 82, an air hole 87 is disposed at the lower end of the water storage cavity 81, a first waterproof plug 88 is disposed at the connection position between the water piston 82 and the water storage cavity 81, and a second waterproof plug 89 is disposed at the connection position between the water inlet pipe 84 and the water pipe 3.

The utility model discloses an anti-freezing principle as follows: a user lifts the handle 4, drives the pull rod 6 and the plunger 7 to move upwards through the transmission effect of the connecting sheet 5, so that the water delivery pipe 3 is communicated with water flow to start water supply, the water supply piston 82 in the water storage cavity 81 is driven to move upwards simultaneously in the upward moving process of the pull rod 6, the water storage volume at the upper end of the water storage cavity 81 is reduced, and the water in the water delivery pipe 3 sequentially flows through the water inlet pipe 84, the water supply piston 82, the water outlet 83, the water storage cavity 81 and the water outlet pipe 2 and is finally discharged from the faucet body 1; when a user presses the handle 4, the connecting sheet 5 drives the pull rod 6 and the plunger 7 to move downwards, the water delivery pipe 3 is disconnected from a water source to stop water delivery, meanwhile, the water delivery piston 82 moves downwards under the action of the spring 86 and the pull rod 6, the water storage volume at the upper end of the water storage cavity 81 is increased, and then the reserved water in the water outlet pipe 2 flows backwards into the water storage cavity 81, and the water outlet pipe 2 is hollow, so that the anti-freezing purpose is achieved.

The above-mentioned embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.

Claims (5)

1. The utility model provides a piston tap that prevents frostbite, includes tap body (1), tap body (1) lower extreme is equipped with outlet pipe (2) and raceway (3), and tap body (1) upper end articulates there is handle (4), and tap body (1) is equipped with connection piece (5) that can lift and shift up along with handle (4) with the articulated department of handle (4), and connection piece (5) lower extreme articulates there is pull rod (6), and pull rod (6) stretch into outlet pipe (2) and raceway (3) and its lower extreme and are equipped with plunger (7) that are used for opening and shutting tap body (1), its characterized in that: be equipped with water storage chamber (81) between outlet pipe (2) and raceway (3), water storage chamber (81) inside is equipped with inside hollow water piston (82) that leads to, water piston (82) lower extreme has set firmly inlet tube (84), inlet tube (84) stretch into outlet pipe (2) and with raceway (3) inner wall sliding connection, lead to water piston (82) upper end and be equipped with delivery port (83), pull rod (6) are fixed to be run through and are led to water piston (82) and inlet tube (84).

2. The piston antifreeze faucet of claim 1, wherein: the upper end of the water passing piston (82) is provided with a spring (86), and the upper end of the spring (86) is fixedly connected with the upper end of the water storage cavity (81).

3. The piston antifreeze faucet of claim 1, wherein: the pull rod (6) is fixedly connected with a water-passing piston (82) through a shaft sleeve (85).

4. The piston antifreeze faucet of claim 1, wherein: and a first waterproof plug (88) is also arranged at the joint of the water passing piston (82) and the water storage cavity (81).

5. The piston antifreeze faucet of claim 1, wherein: the lower end of the water storage cavity (81) is provided with an air hole (87).

Images