CN210566404U

CN210566404U - Antifreezing valve

Info

Publication number: CN210566404U
Application number: CN201921532376.1U
Authority: CN
Inventors: 宋良; 赵智康; 狄云佩; 林建明
Original assignee: Zhejiang Valogin Technology Co ltd
Current assignee: Zhejiang Valogin Technology Co ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-05-19
Anticipated expiration: 2029-09-16

Abstract

The utility model belongs to the technical field of the valve, in particular to frost valve, the delivery port has been seted up to the one end of valve body, and the one end that the delivery port was kept away from to the valve body is connected with the valve cap, the water inlet has been seted up to the one end of valve cap, the one end that the inside of valve body is close to the delivery port is provided with rather than the play water cavity that is linked together, and the one end that the inside of valve body is close to the water inlet is provided with rather than the intake antrum that is linked together, the inside of valve body is located central point and puts the installation cavity that is provided with respectively and feeds through the. The utility model discloses simple structure, low in cost has higher practicality, and when the case was closed, the wash port passed through breach and delivery port intercommunication to make and remain the water source in the play water cavity and can follow the wash port and discharge, avoid remaining the water source in the play water cavity and appear freezing the problem of blockking up the valve when weather is cold, reduce the maintenance cost, promoted user's use and experienced.

Description

Antifreezing valve

Technical Field

The utility model belongs to the technical field of the valve, a valve structure is related to, in particular to frost valve.

Background

The valve is a fluid control system, controls the circulation and the cut-off of fluid, is commonly used in many fields such as water conservancy, industry and the like, and is a water pipe valve commonly used by families.

Under low temperature environment, the valve body often can cause the functional failure of valve body or directly frost crack valve body because the fluid in the valve body freezes, in order to avoid the valve body freezing, will usually set up drainage structures in the valve body, through retrieving, patent application publication No. CN201320541682 an anti-freeze ball valve discloses similar structure, nevertheless this patent opens or seals the wash port through setting up the commentaries on classics board on the case.

But the structure is more complicated and the cost is higher.

Disclosure of Invention

An object of the utility model is to provide an anti-freeze valve, the technical problem that this design will be solved is: how to make the case structure of frost valve simpler.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an anti-freezing valve, includes the valve body that both ends and external water piping connection, the delivery port has been seted up to the one end of valve body, and the one end that the delivery port was kept away from to the valve body is connected with the valve cap, the water inlet has been seted up to the one end that the water outlet was close to the inside of valve body is provided with rather than the water inlet chamber that is linked together, the inside of valve body is located central point and is provided with the installation cavity that communicates water inlet chamber and water outlet chamber respectively, and the bottom of valve body sets up the wash port that is linked together with the installation cavity, the inside rotation of installation cavity is connected with the case, the one side that the case corresponds the wash port is provided with the breach, when the case was closed, the wash port passed through the breach intercommunication with water outlet chamber, and when the case was opened.

This structure is used for on the valve, the water inlet and the delivery port of water pipe are connected respectively to the water inlet of valve body hold and go out the water end, water inlet and delivery port are respectively through intake antrum and play water cavity intercommunication installation cavity, the case is installed in the installation cavity, the wash port with the installation cavity intercommunication is seted up to the bottom of valve body, the position department that the case corresponds the wash port is provided with the breach, when the case is closed, the wash port passes through breach and delivery port intercommunication, thereby make and remain the water source in going out the water cavity and can follow the wash port and discharge, it freezes the problem of jam valve to appear freezing when weather is cold to avoid remaining the water source in going out the water cavity, and the steam generator has the advantages of simple structure, low cost, and has higher practicality, user's use experience has.

In the antifreeze valve described above: the intercommunicating pore has been seted up to the position department that the installation cavity was corresponded to the top of valve body, and the upper surface embedding of intercommunicating pore is provided with the seal receptacle, and the intercommunicating pore runs through with the inside of seal receptacle and is provided with the valve rod, the bottom of valve rod is connected with the upper end block of case, and the upper end of valve rod is connected with the knob, can drive the valve rod rotation through the knob when opening or closing, and the seal receptacle plays sealed effect, avoids appearing the problem that the water source spills over.

In the antifreeze valve described above: the top of valve rod is seted up threaded hole, the upper surface of knob corresponds the position department of screw hole and has seted up the screw hole, and twists with the screw hole through the bolt between knob and the valve rod and close, during the installation, aligns the screw hole on the valve rod with the screw hole on the knob, passes the screw hole and twists the screw hole simultaneously and closes into the screw hole to realize fixing, have the effect of making things convenient for the dismouting.

In the antifreeze valve described above: the bottom of valve rod is provided with the protruding piece, the notch has been seted up to the position department that the upper end of case corresponds the protruding piece, and through protruding piece and notch block between case and the valve rod, block between the two can drive the case and rotate when rotating the valve rod to realize opening and close of valve.

In the antifreeze valve described above: the valve core is of a spherical structure, the hole used for communicating the water inlet cavity with the water outlet cavity is formed in the valve core, the valve core is rotated through the valve rod, the valve core is in an open state when the hole, the water inlet cavity and the water outlet cavity are in the same direction, the hole, the water inlet cavity and the water outlet cavity are staggered through rotation of the valve rod by 90 degrees, and the water inlet cavity is sealed by the spherical surface of the valve core, so that a closed state is realized.

In the antifreeze valve described above: the inside of valve body corresponds the junction of intake antrum and installation cavity and is provided with the sealing washer, and the sealing washer adopts butadiene acrylonitrile rubber to make, can play sealed effect, avoids overflowing of water source.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, low in cost has higher practicality, the wash port with the installation cavity intercommunication is seted up to the bottom of valve body, the position department that the case corresponds the wash port is provided with the breach, and when the case was closed, the wash port passed through breach and delivery port intercommunication to make and remain the water source in the play water cavity and can follow the wash port and discharge, avoid remaining the water source in the play water cavity and appear freezing the problem of blockking up the valve when weather is cold, reduce the maintenance cost, promoted user's use and experienced.

Drawings

FIG. 1 is a schematic view of a freeze valve;

FIG. 2 is an enlarged view of an antifreeze valve at A;

FIG. 3 is a schematic bottom structure view of an antifreeze valve;

fig. 4 is an exploded view of an antifreeze valve.

In the figure: 1. a valve body; 2. a water inlet; 3. a water inlet cavity; 4. a mounting cavity; 5. a drain hole; 6. a notch; 7. a water outlet; 8. a water outlet cavity; 9. a knob; 10. a sealing seat; 11. A valve stem; 12. a valve core; 13. a bonnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figures 1-4: an anti-freezing valve comprises a valve body 1, two ends of the valve body are connected with an external water pipe, one end of the valve body 1 is provided with a water outlet 7, one end of the valve body 1, which is far away from the water outlet 7, is connected with a valve cap 13, one end of the valve cap 13 is provided with a water inlet 2, one end of the valve body 1, which is close to the water outlet 7, is provided with a water outlet cavity 8 communicated with the valve body, one end of the valve body 1, which is close to the water inlet 2, is provided with a water inlet cavity 3 communicated with the valve body, the interior of the valve body 1, which is positioned at the center, is provided with an installation cavity 4 respectively communicated with the water inlet cavity 3 and the water outlet cavity 8, the bottom of the valve body 1 is provided with a water drainage hole 5 communicated with the installation cavity 4, the interior of the installation cavity 4 is rotatably connected, thereby make and remain the water source and can follow wash port 5 and discharge in going out the water cavity 8, avoid remaining the water source in going out the water cavity 8 and appear freezing the problem of blockking up the valve when weather is cold, have simple structure, low in cost's advantage, and have higher practicality, promoted user's use and experienced, when case 12 was opened, case 12 closed wash port 5, and the water source gets into delivery port 7 from water inlet 2 and discharges.

Further, the intercommunicating pore has been seted up to the position department that the top of valve body 1 corresponds installation cavity 4, and the upper surface embedding of intercommunicating pore is provided with seal receptacle 10, and the intercommunicating pore runs through with seal receptacle 10's inside and is provided with valve rod 11, the bottom of valve rod 11 is connected with the upper end block of case 12, and the upper end of valve rod 11 is connected with knob 9, can drive valve rod 11 rotatory through knob 9 when opening or closing, and seal receptacle 10 plays sealed effect, avoids appearing the problem that the water source spills over.

Further, threaded hole is seted up on the top of valve rod 11, screw hole has been seted up to the position department that the upper surface of knob 9 corresponds the screw hole, and closes through bolt and screw hole twisting between knob 9 and the valve rod 11, during the installation, aims at the screw hole on the valve rod 11 with the screw hole on the knob 9, passes the screw hole and twists the screw hole simultaneously and closes into the screw hole to the realization is fixed, has the effect of making things convenient for the dismouting.

Further, the bottom of the valve rod 11 is provided with a protruding block, a notch is formed in the position, corresponding to the protruding block, of the upper end of the valve element 12, the valve element 12 and the valve rod 11 are clamped through the protruding block and the notch, the valve element 12 can be driven to rotate when the valve rod 11 is rotated, and therefore opening and closing of the valve are achieved.

Further, the valve core 12 is of a spherical structure, holes which are respectively communicated with the water inlet cavity 3 and the water outlet cavity 8 are formed in the valve core 12, the valve core 12 is rotated through the valve rod 11, when the holes are in the same direction with the water inlet cavity 3 and the water outlet cavity 8, the holes are rotated by 90 degrees through the valve rod 11, the holes are staggered with the water inlet cavity 3 and the water outlet cavity 8, and the water inlet cavity 3 is sealed by the spherical surface of the valve core 12, so that the closed state is realized.

Furthermore, a sealing ring is arranged at the joint of the water inlet cavity 3 and the installation cavity 4 corresponding to the inside of the valve body 1, and the sealing ring is made of nitrile rubber, so that the sealing effect can be achieved, and the overflow of a water source is avoided.

The utility model discloses the theory of operation:

as shown in the attached figures 1-4, when the antifreezing valve is used, a water inlet 2 and a water outlet 7 of a valve body 1 are respectively connected with a water inlet end and a water outlet end of an external water pipe, the water inlet 2 and the water outlet 7 are respectively communicated with an installation cavity 4 through a water inlet cavity 3 and a water outlet cavity 8, a valve core 12 is installed in the installation cavity 4, a drain hole 5 communicated with the installation cavity 4 is formed at the bottom of the valve body 1, a notch 6 is formed at the position of the valve core 12 corresponding to the drain hole 5, when the valve core 12 is closed, the valve rod 11 rotates by 90 degrees, the hole is staggered with the water inlet cavity 3 and the water outlet cavity 8, the water inlet cavity 3 is sealed by the spherical surface of the valve core 12, so that the closed state is realized, at the moment, the drain hole 5 is communicated with the water outlet 7 through the notch 6, so that residual water in the water outlet cavity 8, have simple structure, low in cost's advantage, and have higher practicality, promoted user's use and experienced, when case 12 was opened, rotated case 12 through valve rod 11, for opening the state when hole and intake antrum 3 and play water cavity 8 were in the syntropy, case 12 closed wash port 5, and the water source gets into delivery port 7 from water inlet 2 and discharges.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an anti-freezing valve, includes valve body (1) of both ends and external water piping connection, its characterized in that, delivery port (7) have been seted up to the one end of valve body (1), and the one end that valve body (1) kept away from delivery port (7) is connected with valve cap (13), water inlet (2) have been seted up to the one end of valve cap (13), the one end that the inside of valve body (1) is close to delivery port (7) is provided with rather than the play water cavity (8) that are linked together, and the one end that the inside of valve body (1) is close to water inlet (2) is provided with intake antrum (3) rather than being linked together, the inside of valve body (1) is located central point and is provided with installation cavity (4) that communicate intake antrum (3) and play water cavity (8) respectively, and the bottom of valve body (1) is seted up wash port (5) that are linked, one side of the valve core (12) corresponding to the drain hole (5) is provided with a notch (6), when the valve core (12) is closed, the drain hole (5) is communicated with the water outlet cavity (8) through the notch (6), and when the valve core (12) is opened, the drain hole (5) is blocked from the water outlet cavity (8) through the valve core (12).

2. The antifreeze valve according to claim 1, wherein a communication hole is formed above the valve body (1) at a position corresponding to the mounting cavity (4), a sealing seat (10) is embedded in the upper surface of the communication hole, a valve rod (11) penetrates through the communication hole and the sealing seat (10), the bottom end of the valve rod (11) is connected with the upper end of the valve core (12) in a clamping manner, and the upper end of the valve rod (11) is connected with a knob (9).

3. The antifreeze valve according to claim 2, wherein a threaded hole is formed at the top end of the valve rod (11), a screw hole is formed at a position corresponding to the threaded hole on the upper surface of the knob (9), and the knob (9) and the valve rod (11) are screwed with the threaded hole through a bolt.

4. The antifreeze valve according to claim 2, wherein a protrusion is provided at the bottom end of the valve stem (11), a notch is provided at the upper end of the valve core (12) at a position corresponding to the protrusion, and the valve core (12) is engaged with the valve stem (11) via the protrusion and the notch.

5. The antifreeze valve according to claim 1, wherein the valve core (12) is of a spherical structure, and a hole for communicating the water inlet chamber (3) with the water outlet chamber (8) is formed in the valve core (12).

6. The antifreeze valve according to claim 1, wherein a sealing ring is arranged in the valve body (1) corresponding to the joint of the water inlet cavity (3) and the mounting cavity (4), and the sealing ring is made of nitrile rubber.