CN102678937A

CN102678937A - Pull rod type water tap

Info

Publication number: CN102678937A
Application number: CN2012101414185A
Authority: CN
Inventors: 郭练强
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-08
Filing date: 2012-05-08
Publication date: 2012-09-19
Anticipated expiration: 2032-05-08
Also published as: CN102678937B

Abstract

The invention discloses a pull rod type water tap, which comprises a valve body and a valve core assembly that is arranged in a cavity of the valve body through an end cover, wherein the upper end of the valve core assembly, which extends out of the end cover, is connected with a handle through a pin; the end cover is in threaded connection with the valve body; the valve body is provided with a water outlet and a water inlet; a flow guide assembly is arranged at the water outlet; the flow guide assembly is in interference fit with the valve body; the inner surface of an interference fit part of the flow guide assembly and the valve body is conical; the valve core assembly comprises a valve rod; a seal ring and a seal plug are fixedly arranged on a first groove and a second groove on the valve rod in sequence; the upper end of the seal plug is provided with a boss; a gland is placed on the upper end face of the boss; and the lower end face of the boss is placed on the end face of the valve body. The pull rod type water tap has the advantages of good sealing property, simple structure, convenience in disassembly and assembly, longer service life and capability of being used as a water outlet device of a water fountain, tap water and industrial liquid.

Description

A kind of pull-rod type water tap

Technical field

The present invention relates to a kind of water tap, especially a kind of pull-rod type water tap.

Background technique

At present; The switching of the Water tap that uses on the market generally is to be used for realizing by external force; A kind of mode is that the mode that adopts screw rod to go up and down is carried out the switching of valve, but the screw rod up-down is consuming time longer, uses inconvenient; And when rotating screw rod can and the seal ring friction, make ring wear and leak; Also have a kind of springs and mode that compresses seal ring of adopting to open and close valve; But spring is because long-time fracture easily under water; Can not guarantee the proper functioning that water tap is long-term; And these working methods all need often to change the part of water tap the inside, have influenced people and have lived normally.

Summary of the invention

In order to overcome the deficiency of existing technology, the invention provides a kind of lifting that relies on valve rod and come Open valve, the elastic force that relies on sealing plug and the pull-rod type water tap that the hydraulic pressure acting in conjunction in the water tap comes throttle down.

The technical solution adopted for the present invention to solve the technical problems is:

A kind of pull-rod type water tap, it comprises the valve body that is provided with water outlet and water intake, through end cap mangetic core assembly is installed in the said valve body; Said mangetic core assembly upper end is passed end cap and is connected with handle; It is characterized in that: said mangetic core assembly comprises valve rod, and the seal ring that is used to seal water outlet is installed in said valve rod lower end, and the valve rod middle part is fixed with the sealing plug of hollow; Said sealing plug and valve interior wall fit tightly, and its upper end is pressed on the valve body end face through end cap.

As further improvement of the present invention, said mangetic core assembly is connected with handle through bearing pin.

As further improvement of the present invention, the side that said handle is parallel to a side of bearing pin can be a plane, also can be two angled planes.

As further improvement of the present invention, said water outlet place is equipped with flow-guiding means component, and said flow-guiding means component the inside is equipped with the water conservancy diversion plug of opening for " ten " font.

As further improvement of the present invention, said flow-guiding means component and valve body interference fit, the inner surface configuration of its interference fit part is taper.

As further improvement of the present invention, said valve body is made up of outlet pipe and intake pipe, and the connecting port position of said outlet pipe and intake pipe is in seal ring and sealing plug and valve interior wall and is close between the part.

As further improvement of the present invention, said end cap is threaded with valve body.

As further improvement of the present invention, the upper end of said sealing plug is provided with a boss, is placed with the gland of restriction mobile position, sealing plug lower end between said boss and the end cap.

As further improvement of the present invention, said valve rod is provided with first groove and second groove, and said first groove and second groove are separately installed with seal ring and sealing plug.

The invention has the beneficial effects as follows: this product relies on hydraulic pressure to seal ring generation effect sealing water outlet, and sealing effect is good; Replaced spring and screw device in the traditional water tap with sealing plug, prolonged the working life of product, and this product structure is simple, easy accessibility, the water outlet device that can be used as drinking machine, tap water, industrial liquid uses.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation.

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a sectional view of the present invention;

Fig. 3 is the structural representation after the present invention improves hand.

Embodiment

Like Fig. 1 ~ shown in Figure 2, a kind of pull-rod type water tap comprises the valve body 1 that is provided with water outlet 11 and water intake 12; 12 places are equipped with flow-guiding means component 6 at water outlet, flow-guiding means component 6 with valve body 1 interference fit, the internal surface 62 of its interference fit part is taper; Valve body 1 is equipped with mangetic core assembly 3 through end cap 2; Mangetic core assembly 3 comprises valve rod 31, and the upper end of valve rod 31 is passed end cap 2 and is connected with handle 4 through bearing pin 5, and first groove of valve rod 31 and second groove the inside are installed with the seal ring 32 and sealing plug 33 of rubber material successively; The upper end of sealing plug 33 is provided with boss; Boss is pressed on the valve body 1 through end cap 2, and the lower end surface of boss is positioned on the end face of valve body 1, and the upper-end surface is placed with the gland 7 of restriction mobile position, sealing plug 33 lower end.

Intake pipe 14 is connected with outside water supply equipment; Valve rod 31 moves downward on the internal surface 62 that is pressed on flow-guiding means component 6 at drive seal ring 32 under the effect of hydraulic pressure; There is not the space between the internal surface 62 of seal ring 32 and flow-guiding means component 6 at this moment; And the internal surface 62 of flow-guiding means component 6 is tapers, can guarantee the better seal effect; And sealing plug 33 is close on the inwall of valve body 1, does not also have the space between the two; Because being in seal ring 32 and sealing plug 33 and valve body 1 inwall, the connecting port position of intake pipe 14 and outlet pipe 13 is close between the part, so the current that from intake pipe 14, flow to can't flow out outlet pipe 13.

Mention handle 4 and move upward, then valve rod 31 also moves upward under the drive of bearing pin 5, and seal ring 32 leaves the internal surface 62 of flow-guiding means component 6, produces the space between the two, and current flow through the space, through flowing out outlet pipe 13 behind the water conservancy diversion plug 61 buffering current.Because the lower end of sealing plug 33 is fixedly mounted in second groove in the middle of the valve rod 31; The upper end is fixed on the end face of valve body 1 by end cap 2, so when valve rod 31 moved upward, sealing plug 33 was squeezed and produces resiliently deformable and to valve rod 31 generation elastic force effects; And the upper ends of sealing plug 33 has gland 7; Valve rod 31 stops to move when liter contacts with the lower end surface of gland 7 on the lower end of sealing plug 33, and this moment, seal ring 32 was maximum with the space of the internal surface 62 of flow-guiding means component 6, and the flow of water is also maximum.After unclamping handle 4, then valve rod 31 moves downward under the acting in conjunction of the elastic force of sealing plug 33 and hydraulic pressure automatically, and seal ring 32 is pressed on again on the internal surface 62 of flow-guiding means component 6 and seals water export, does not have this moment water to flow out in the outlet pipe 13.

Holding handle 4, to rotate to its side 41 concordant with the upper surface of end cap 2, and valve rod 31 tension that receives bearing pin 5 moves upward at this moment, and seal ring 32 leaves the internal surface 62 of flow-guiding means component 6; Because the lower end of sealing plug 33 is fixed on second groove in the middle of the valve rod 31; The boss of upper end is fixed on the valve body 1; When so valve rod 31 moves upward; Sealing plug 6 can be compressed the frictional force that produces resiliently deformable and produce with the inwall of valve body 1, and this frictional force and end cap 2 act on trying hard to keep on the handle 4 and demonstrate,proved valve rod 31 and can not automatically reset to again under the elastic force effect of hydraulic pressure and rubber stopper 33 on the internal surface 62 of being close to flow-guiding means component 6, and the internal surface 62 of seal ring 32 and flow-guiding means component 6 has the space at this moment; Current flow through the space, through flowing out outlet pipe 13 behind the water conservancy diversion plug 61 buffering current.When with handle 4 when initial position rotates; Then bearing pin 5 drive valve rods 31 move downward; Seal ring 32 on the internal surface 62 that is pressed on flow-guiding means component 6 under the effect of hydraulic pressure, does not have the space between the internal surface 62 of seal ring 32 and flow-guiding means component 6 again at this moment, and current can't flow out outlet pipe 13.

As shown in Figure 3, a kind of pull-rod type water tap, itself and the said difference of Fig. 1 are that the side of handle 4 makes two

angled planes

411 and 412, through handle being rotated to the flow that water can be regulated in different positions.When handle 4 rotates to plane 411 when concordant with the upper surface of end cap 2; The space is less between the internal surface 62 of seal ring 32 and flow-guiding means component 6; The current that flow out outlet pipe 13 are also less; When handle 4 rotates to plane 412 when concordant with the upper surface of end cap 2, the space is bigger between the internal surface 62 of seal ring 32 and flow-guiding means component 6, and the current that flow out outlet pipe 13 are also bigger.When with handle 4 when initial position goes back to, seal ring 32 does not have current to flow out again on the internal surface 62 that is pressed on flow-guiding means component 6 under the effect of hydraulic pressure this moment in the outlet pipe 13.

The above is merely preferential mode of execution of the present invention, as long as realize that with basic identical means the technological scheme of the object of the invention all belongs within protection scope of the present invention.

Claims

1. pull-rod type water tap; It comprises the valve body (1) that is provided with water outlet (11) and water intake (12); Through end cap (2) mangetic core assembly (3) is installed in the said valve body (1), said mangetic core assembly (3) upper end is passed end cap (2) and is connected with handle (4), and it is characterized in that: said mangetic core assembly (3) comprises valve rod (31); Said valve rod (31) lower end is equipped with the seal ring (32) that is used to seal water outlet (11); Valve rod (31) middle part is fixed with the sealing plug (33) of hollow, and said sealing plug (33) fits tightly with valve body (1) inwall, and its upper end is pressed on the end face of valve body (1) through end cap (2).

2. a kind of pull-rod type water tap according to claim 1 is characterized in that: said mangetic core assembly (3) is connected with handle (4) through bearing pin (5).

3. a kind of pull-rod type water tap according to claim 1 is characterized in that: the side that said handle (4) is parallel to a side of bearing pin (5) can be a plane (41), also can be angled two planes (411,412).

4. a kind of pull-rod type water tap according to claim 1 is characterized in that: said water outlet (11) locates to be equipped with flow-guiding means component (6), and said flow-guiding means component (6) the inside is equipped with the water conservancy diversion plug (61) of opening for " ten " font.

5. a kind of pull-rod type water tap according to claim 4 is characterized in that: said flow-guiding means component (6) and valve body (1) interference fit, the internal surface (62) of its interference fit part is shaped as taper.

6. a kind of pull-rod type water tap according to claim 1; It is characterized in that: said valve body (1) is made up of outlet pipe (13) and intake pipe (14), and the connecting port position of said outlet pipe (13) and intake pipe (14) is in seal ring (32) and sealing plug (33) and valve body (1) inwall and is close between the part.

7. a kind of pull-rod type water tap according to claim 1 is characterized in that: said end cap (2) is threaded with valve body (1).

8. a kind of pull-rod type water tap according to claim 1 is characterized in that: the upper end of said sealing plug (33) is provided with a boss, is placed with the gland (7) of restriction sealing plug (33) mobile position, lower end between said boss and the end cap (2).

9. a kind of pull-rod type water tap according to claim 1 is characterized in that: said valve rod (31) is provided with first groove and second groove, and said first groove and second groove are separately installed with seal ring (32) and sealing plug (33).