CN212718022U

CN212718022U - Outdoor water tap

Info

Publication number: CN212718022U
Application number: CN202021359212.6U
Authority: CN
Inventors: 耿礼绍
Original assignee: Taizhou Jungang Copper Co ltd
Current assignee: Taizhou Jungang Copper Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-03-16
Anticipated expiration: 2030-07-13

Abstract

The utility model provides an outdoor tap belongs to valve manufacturing technical field. The valve core and the stop valve body of the existing faucet are easy to have poor sealing and leak. The outdoor water faucet comprises a valve body, a valve rod and a valve cover, wherein the outer wall of the lower end of the valve rod is provided with an expanding assembly part and an expanding connecting part, the outer wall of the expanding assembly part of the valve rod is provided with an annular groove, an elastic sealing sleeve is sleeved in the annular groove, two ends of the outer wall of the elastic sealing sleeve are respectively provided with an elastic ring, and when the elastic sealing sleeve is elastically sleeved in the annular groove of the expanding assembly part of the valve rod, the two elastic rings are respectively abutted against and sealed with the inner wall of an expanding part of the valve cover. The utility model has the advantages of reasonable design, simple, sealed effectual, structural stability is high, is difficult for appearing sealed not tight, the condition such as leak, long service life, convenient to use.

Description

Outdoor water tap

Technical Field

The utility model belongs to the technical field of the valve is made, a tap is used to open air is related to.

Background

The water tap belongs to one of the stop valves, the stop valve is a valve for controlling the flow of fluid by changing the throttling section or the throttling length, the stop valve is convenient to use, has a wide application range and is a common valve.

For example, chinese patent literature discloses a stop valve [ application No.: 201320842670.9, respectively; authorization notice number: CN203836248U ], which comprises a stop valve body, wherein two ends of a horizontal joint of the stop valve body are provided with bulges, the vertical end of the stop valve body is provided with a valve core, one end of each bulge is of a slope structure, and the other end of each bulge is provided with an anti-skidding convex edge; six or more than six anti-slip ribs are uniformly distributed on the surface of the protrusion; a sealing ring is arranged between the valve core and the valve body of the stop valve; the number of the sealing rings is three or more.

In the structure, the sealing rings are arranged between the valve core and the stop valve body, are annular and are axially distributed at intervals, and are synchronously abutted and worn when the stop valve is used for a long time; the valve core and the stop valve body are easy to have poor sealing, cause leakage and other phenomena, and have poor structural stability, short service life and inconvenient use.

Disclosure of Invention

The utility model aims at providing a simple structure, sealed effectual, structural stability is high, long service life's outdoor tap to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: an outdoor water tap comprises a valve body, wherein a water inlet channel and a water outlet channel are arranged on the valve body, a stop step is arranged in the valve body, the water inlet channel and the water outlet channel are communicated through the stop step, a valve cover in sealing fit with the valve body is detachably connected to the valve body, a valve rod in sealing fit with the valve cover is detachably connected to the valve cover, a valve core is arranged at the lower end of the valve rod and is positioned above the stop step and used for opening or closing the stop step, and a handle is connected to the upper end of the valve rod and extends out of the valve cover. The valve rod comprises a valve cover, an expanding assembly part and a valve rod, wherein an axial abutting step is formed between the expanding part and the valve cover, an external thread of the expanding connection part of the valve rod is spirally connected to an internal thread at the upper end of the valve cover, the expanding assembly part of the valve rod is adapted to the expanding part of the valve cover, an annular groove is formed in the outer wall of the expanding assembly part of the valve rod, an elastic sealing sleeve is sleeved in the annular groove, elastic rings are respectively arranged at two ends of the outer wall of the elastic sealing sleeve, and when the elastic sealing sleeve is elastically sleeved in the annular groove of the expanding assembly part of the valve rod, the two elastic rings are respectively abutted to the.

The outdoor water faucet is mainly characterized in that an elastic sealing sleeve is sleeved in an annular groove, two ends of the outer wall of the elastic sealing sleeve are respectively provided with an elastic ring, and when the two elastic rings are respectively elastically abutted against the inner wall of a valve cover, an annular sealing cavity is formed between the two elastic rings to enable a valve rod to be in sealing fit with the valve cover; the sealing effect is stable, the conditions of untight sealing, leakage and the like are not easy to occur, the service life is long, and the use is convenient.

In the outdoor water faucet, the elastic sealing sleeve and the two elastic rings form an I shape in an integrated structure, and the outer walls of the two elastic rings are arc-shaped. The purpose of setting up like this is to ensure the firm intensity of linking firmly of elastic sealing cover and two elastic rings, and structural stability is high, long service life.

In the outdoor faucet, the elastic sealing ring is sleeved on the elastic sealing sleeve between the two elastic rings, and the cross section of the elastic sealing ring is circular. When the elastic sealing ring is actually used, the elastic sealing ring is positioned between the two elastic rings, an annular sealing cavity formed between the two elastic rings is divided into an upper annular cavity and a lower annular cavity, and when the lower elastic ring and the inner wall of the flared part are not tightly worn and sealed, the elastic sealing ring continues to seal, so that the sealing effectiveness of the valve rod and the valve cover is ensured; the elastic sealing ring is circular in cross section and aims to reduce the contact area between the elastic sealing ring and the inner wall of the flaring part and reduce the abrasion between the elastic sealing ring and the flaring part.

In the outdoor water faucet, the upper end surface of the diameter expanding assembly part of the valve rod is fixedly connected with the rubber sealing gasket in a vulcanization mode, and when the valve rod axially moves upwards, the rubber sealing gasket, the flaring part and the valve cover axially abut against the step and axially abut against the step for sealing. The purpose of this setting is when the axial displacement of valve rod on the valve gap reaches the maximum value, guarantees the sealed validity between valve rod and the valve gap, and the sealing is effectual.

In the outdoor water faucet, the inner wall which is axially abutted against the step and formed between the flared part and the valve cover is a conical surface, the outer wall of the rubber sealing gasket is a conical wall, and the inner wall which is axially abutted against the step and axially inclined against the step and sealed is formed between the outer wall of the rubber sealing gasket and the flared part and the valve cover. The purpose of setting up like this makes rubber packing and axial to lean on the sealed effect that the step leaned on to be better, stable in structure, is difficult for revealing.

In foretell tap for outdoor use, the valve body on be provided with and be pipy connecting seat, the inner wall of connecting seat on be provided with the internal thread, the valve gap outer wall on be provided with annular step, still be provided with the external screw thread on the valve gap outer wall that is in annular step below, the valve gap pass through external screw thread screwed connection on the internal thread of connecting seat, the valve gap on the cover be equipped with annular sealing pad, when valve gap and connecting seat spiral link firmly, this annular step passes through annular sealing pad and the up end axial of connecting seat and supports to lean on sealedly. The purpose of setting up like this is to ensure the sealed validity of valve gap and valve body, stable in structure, long service life.

In the outdoor faucet, the end face of the lower end of the valve rod is provided with the axially arranged connecting groove, the groove wall of the connecting groove is provided with internal threads, the valve core comprises a cross-shaped core rod, the outer wall of the upper end of the core rod is provided with external threads, the external threads of the core rod are spirally connected to the internal threads of the connecting groove of the valve rod, the lower end of the core rod is sleeved with the sealing baffle ring, and the sealing baffle ring and the stop step are axially abutted and matched to be used for stopping the step from being opened or closed. The purpose of setting up like this can adjust the axial interval of case and valve rod, and the sealed ring that keeps off of case can be regulated and control through the screwed connection of core bar and valve rod leans on the effort with ending the step axial, convenient to use.

Compared with the prior art, this tap is used to open air's advantage does: the structure has reasonable and simple design, good sealing effect, high structural stability, long service life and convenient use, and is not easy to cause the conditions of untight sealing, leakage and the like.

Drawings

Fig. 1 is a schematic sectional view of the outdoor faucet.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a valve body; 2. a water inlet channel; 3. a water outlet channel; 4. a cut-off step; 5. a valve cover; 6. a valve stem; 7. a handle; 8. an expanding assembly part; 9. a diameter-expanding connecting part; 10. a flared part; 11. an axial abutment step; 12. an elastic sealing sleeve; 13. an elastic ring; 14. an elastic sealing ring; 15. a rubber gasket; 16. a connecting seat; 17. an annular step; 18. an annular seal; 19. a core bar; 20. and (4) sealing the baffle ring.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the outdoor water faucet mainly comprises a valve body 1, wherein the valve body 1 is provided with a water inlet channel 2 and a water outlet channel 3, a stop step 4 is arranged in the valve body 1, the water inlet channel 2 and the water outlet channel 3 are communicated through the stop step 4, the valve body 1 is detachably connected with a valve cover 5 in sealing fit with the valve body 1, the valve cover 5 is detachably connected with a valve rod 6 in sealing fit with the valve cover 5, the lower end of the valve rod 6 is provided with a valve core, the valve core is positioned above the stop step 4 and used for opening or closing the stop step 4, the upper end of the valve rod 6 extends out of the valve cover 5 and is connected with a handle 7, the outer wall of the lower end of the valve rod 6 is provided with an expanding assembly part 8 and an expanding connecting part 9, the expanding assembly part 8 and the expanding connecting part 9 are axially distributed at intervals, the lower end of the valve cover 5 is an expanding part 10, an axial abutting step 11 is formed between the expanding part 10 and the valve cover 5, an external thread of an expanding connecting part 9 of the valve rod 6 is spirally connected on an internal thread at the upper end of the valve cover 5, an expanding assembling part 8 of the valve rod 6 is adapted in the expanding part 10 of the valve cover 5, an annular groove is arranged on the outer wall of the expanding assembling part 8 of the valve rod 6, an elastic sealing sleeve 12 is sleeved in the annular groove, two ends of the outer wall of the elastic sealing sleeve 12 are respectively provided with an elastic ring 13, and when the elastic sealing sleeve 12 is elastically sleeved in the annular groove of the expanding assembling part 8 of the valve rod 6, the two elastic rings 13 are respectively abutted and sealed with the inner wall of the expanding part; during actual manufacturing, the elastic sealing sleeve 12 and the two elastic rings 13 are in an integrated structure to form an I shape, and the outer walls of the two elastic rings 13 are in an arc shape; the purpose of the arrangement is to make the two elastic rings 13 easy to deform when abutting against the inner wall of the flared part 10 of the valve cover 5, and the sealing effect is good; in order to further ensure the sealing effectiveness between the two elastic rings 13 and the flared part 10 of the valve cap 5, an elastic sealing ring 14 is sleeved on the elastic sealing sleeve 12 between the two elastic rings 13, and the cross section of the elastic sealing ring 14 is circular.

In practical application, the upper end surface of the diameter-expanding assembly part 8 of the valve rod 6 is fixedly connected with a rubber sealing gasket 15 in a vulcanization mode, and when the valve rod 6 axially moves upwards, an axial abutting step 11 is formed between the rubber sealing gasket 15 and the flaring part 10 and between the rubber sealing gasket 15 and the valve cover 5 for axial abutting sealing; the inner wall of the step 11 axially abutted between the flared part 10 and the valve cover 5 is a conical surface, the outer wall of the rubber sealing gasket 15 is a conical wall, and the inner wall axially abutted against the step 11 axially and obliquely abutted against the outer wall of the rubber sealing gasket 15 and the flared part 10 and the valve cover 5 are sealed.

In actual manufacturing, the specific connection structure of the valve body 1 and the valve cover 5 is as follows: be provided with on valve body 1 and be pipy connecting seat 16, be provided with the internal thread on the inner wall of connecting seat 16, be provided with annular step 17 on the valve gap 5 outer wall, still be provided with the external screw thread on the valve gap 5 outer wall that is in annular step 17 below, valve gap 5 is through external screw thread screwed connection on the internal thread of connecting seat 16, the cover is equipped with annular sealing gasket 18 on the valve gap 5, when valve gap 5 and connecting seat 16 spiral link firmly, this annular step 17 supports to lean on sealedly through annular sealing gasket 18 and the up end axial of connecting seat 16.

In actual manufacturing, the specific connection structure of the valve rod 6 and the valve core is as follows: the lower extreme terminal surface of valve rod 6 has the spread groove of axial setting, is provided with the internal thread on the cell wall of spread groove, and the case mainly comprises the core bar 19 that is cross shape, is provided with the external screw thread on the outer wall of the upper end of core bar 19, and the external screw thread screwed connection of core bar 19 is on the internal thread of the spread groove of valve rod 6, and the lower pot head of core bar 19 is equipped with sealed fender ring 20, and sealed fender ring 20 supports to lean on the cooperation with ending step 4 axial and is used for closing or opening step 4.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The outdoor faucet comprises a valve body (1), wherein a water inlet channel (2) and a water outlet channel (3) are arranged on the valve body (1), a stop step (4) is arranged in the valve body (1), the water inlet channel (2) and the water outlet channel (3) are communicated through the stop step (4), a valve cover (5) in sealing fit with the valve body (1) is detachably connected to the valve body (1), a valve rod (6) in sealing fit with the valve cover (5) is detachably connected to the valve cover (5), a valve core is arranged at the lower end of the valve rod (6), the valve core is located above the stop step (4) and used for opening or closing the stop step (4), the upper end of the valve rod (6) extends out of the valve cover (5) and is connected with a handle (7), and the outdoor faucet is characterized in that an expanding assembly part (8) is arranged on the outer wall of the lower end of the valve rod (6), The diameter-expanding connecting part (9), the diameter-expanding assembling part (8) and the diameter-expanding connecting part (9) are axially distributed at intervals, an external thread is arranged on the outer wall of the diameter-expanding connecting part (9), an internal thread is arranged on the inner wall of the upper end of the valve cover (5), the lower end of the valve cover (5) is an expanding part (10), an axial abutting step (11) is formed between the expanding part (10) and the valve cover (5), the external thread of the diameter-expanding connecting part (9) of the valve rod (6) is spirally connected on the internal thread at the upper end of the valve cover (5), the diameter-expanding assembling part (8) of the valve rod (6) is adapted in the expanding part (10) of the valve cover (5), an annular groove is arranged on the outer wall of the diameter-expanding assembling part (8) of the valve rod (6), an elastic sealing sleeve (12) is sleeved in the annular groove, and elastic rings (13) are respectively arranged at two ends of the, when the elastic sealing sleeve (12) is elastically sleeved in the annular groove of the diameter expanding assembly part (8) of the valve rod (6), the two elastic rings (13) are respectively elastically abutted and sealed with the inner wall of the flared part (10) of the valve cover (5).

2. An outdoor water tap according to claim 1, wherein the elastic sealing sleeve (12) and the two elastic rings (13) are of an integral structure forming an i-shape, and the outer walls of the two elastic rings (13) are arc-shaped.

3. An outdoor water tap according to claim 2, characterized in that the elastic sealing sleeve (12) between the two elastic rings (13) is provided with an elastic sealing ring (14), and the cross section of the elastic sealing ring (14) is circular.

4. An outdoor water tap according to claim 3, characterized in that the upper end surface of the enlarged diameter fitting part (8) of the valve rod (6) is fixedly connected with a rubber sealing gasket (15) in a vulcanization mode, and when the valve rod (6) is axially displaced upwards, the rubber sealing gasket (15) and the enlarged opening part (10) and the valve cover (5) form an axial abutting step (11) for axially abutting and sealing.

5. An outdoor water tap according to claim 4, wherein the inner wall between the flared part (10) and the valve cover (5) forming the axial abutting step (11) is a conical surface, the outer wall of the rubber sealing gasket (15) is a conical wall, and the outer wall of the rubber sealing gasket (15) and the inner wall between the flared part (10) and the valve cover (5) forming the axial abutting step (11) are axially inclined abutting seal.

6. An outdoor water faucet according to claim 5, wherein the valve body (1) is provided with a tubular connecting seat (16), an inner wall of the connecting seat (16) is provided with an inner thread, an outer wall of the valve cover (5) is provided with an annular step (17), an outer wall of the valve cover (5) below the annular step (17) is further provided with an outer thread, the valve cover (5) is spirally connected to the inner thread of the connecting seat (16) through the outer thread, the valve cover (5) is sleeved with an annular sealing gasket (18), and when the valve cover (5) is spirally and fixedly connected with the connecting seat (16), the annular step (17) is axially abutted and sealed with the upper end surface of the connecting seat (16) through the annular sealing gasket (18).

7. An outdoor water faucet according to claim 6, wherein the lower end face of the valve rod (6) is provided with an axially arranged connecting groove, the groove wall of the connecting groove is provided with internal threads, the valve core comprises a cross-shaped core rod (19), the outer wall of the upper end of the core rod (19) is provided with external threads, the external threads of the core rod (19) are spirally connected to the internal threads of the connecting groove of the valve rod (6), the lower end of the core rod (19) is sleeved with a sealing stop ring (20), and the sealing stop ring (20) is axially abutted and matched with the stop step (4) to open or close the stop step (4).