CN217234543U

CN217234543U - Tap casting structure

Info

Publication number: CN217234543U
Application number: CN202220418213.6U
Authority: CN
Inventors: 李加福; 李庆
Original assignee: Beijing Kohler Ltd
Current assignee: Beijing Kohler Ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-08-19
Anticipated expiration: 2032-02-28

Abstract

The utility model discloses a tap foundry goods structure belongs to casting shaping technical field. The method comprises the following steps: the faucet comprises a faucet main body, wherein a partition wall used for isolating a water inlet cavity from a water outlet cavity is arranged in the faucet main body, a first through hole and a valve core positioning hole are formed in the partition wall, the valve core positioning hole is used for positioning a valve core, and the first through hole is used for being matched with the valve core to realize the on-off of the faucet; and the wall thickness of the partition wall in the area from the first through hole to the valve core positioning hole is gradually increased. The utility model provides a current tap foundry goods of hanging wall because case locating hole partition wall shrinkage porosity leads to the tap case at the off-state, and the hot and cold water still passes through shrinkage porosity position seepage, the problem of leaking appears dripping.

Description

Tap casting structure

Technical Field

The utility model relates to a foundry goods structural design field, in particular to tap foundry goods structure.

Background

The wall-hung non-constant temperature faucet casting is connected with the valve core to control the opening and closing, the flow and the temperature of the water outlet. The valve core is arranged in the cavity of the water faucet body through the valve core positioning hole and the thread of the water faucet body.

The existing wall-hung non-constant-temperature faucet casting usually adopts the structure shown in fig. 1, wherein, the wall 01 part of the valve core positioning hole 03 is too fast in wall thickness change, so that the shrinkage porosity defect is easy to occur, and the cold and hot water still leaks into the water outlet cavity through the shrinkage porosity position 04 when the valve core of the faucet is in a closed state, namely, the valve core water inlet 02 is in a closed state, so that the problem of water dripping and water leakage occurs.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that current hanging wall tap foundry goods leads to the tap case at the off-state because case locating hole partition wall shrinkage porosity, and the hot and cold water still passes through shrinkage porosity position seepage, appears dripping the problem of leaking.

To the technical problem mentioned above, the utility model provides a following technical scheme:

a faucet casting structure, comprising: the faucet comprises a faucet main body, wherein a partition wall used for isolating a water inlet cavity from a water outlet cavity is arranged in the faucet main body, a first through hole and a valve core positioning hole are formed in the partition wall, the valve core positioning hole is used for positioning a valve core, and the first through hole is used for being matched with the valve core to realize the on-off of the faucet; and the wall thickness of the partition wall in the area from the first through hole to the valve core positioning hole is gradually increased.

The utility model discloses an among the partial implementation mode, the partition wall orientation the wall of case side is planar structure, the partition wall is kept away from the wall of case side is along the regional wall thickness crescent of first through-hole to case locating hole.

The utility model discloses an among the some embodiments, the wall that the valve core side was kept away from to the divider wall has the convex structure, the convex structure is being close a lateral wall of first through-hole is the inclined plane transition.

In some embodiments of the present invention, the wall thickness of the partition wall near the first through hole is 3-5mm, and the wall thickness of the partition wall near the valve core positioning hole region is 7-9 mm.

The utility model discloses an among the partial implementation mode, the tap main part includes the main part of intaking that extends along first direction, set up first water inlet and second water inlet in the main part of intaking.

The utility model discloses an among the partial implementation, the tap main part includes the play water main part that extends along the second direction and the case installation main part that extends along the third direction, first direction the second direction with third direction mutually perpendicular.

The utility model discloses an among the partial implementation mode, case installation main part and it is located to go out the water main part the middle part of intaking the main part, first water inlet is located respectively with the second water inlet case installation main part reaches the both sides of going out the water main part.

The utility model discloses an in some embodiments, the partition wall includes first buttress, second buttress and third buttress, first buttress with the plane that first direction and second direction formed is parallel, the second buttress with the plane that first direction and third direction formed is parallel, first buttress with the second buttress will the intake antrum with go out the water cavity and separate, the third buttress is used for separating first delivery port and second delivery port.

In some embodiments of the present invention, the first through hole reaches the valve core positioning hole is formed in the first support wall.

The technical scheme of the utility model prior art relatively has following technological effect:

the utility model provides an among the tap foundry goods for with the intake antrum with go out the water cavity separated partition wall in the regional wall thickness slow transition of first through-hole to case locating hole, with the control order of solidifying, change the shrinkage porosity and make it remove the position that does not influence the foundry goods and use, like this, tap's case is under the closed condition, tap's intaking can not be through shrinkage porosity position seepage to the locating hole in, and then has avoided tap to appear the problem of drip hourglass defect.

Drawings

The objects and advantages of the present invention will be understood from the following detailed description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is an internal structure view of a conventional wall-mounted non-thermostatic faucet casting;

FIG. 2 is a schematic structural view of a specific embodiment of the faucet casting structure of the present invention;

FIG. 3 is a longitudinal cross-sectional view of one embodiment of the faucet casting structure of the present invention;

fig. 4 is a transverse cross-sectional view of an embodiment of the faucet casting structure of the present invention.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 2, the present invention provides a specific embodiment of a faucet casting structure, which includes: the faucet comprises a faucet body 10 formed by casting through a casting device, wherein a partition wall 13 used for isolating a water inlet cavity 11 from a water outlet cavity 12 is arranged in the faucet body 10, a first through hole 14 used for being matched with a valve core to realize on-off of the faucet and a valve core positioning hole 15 used for positioning the valve core are arranged on the partition wall 13, after the valve core is installed, a valve core positioning part is inserted into the valve core positioning hole 15, a control part of the valve core shields the first through hole 14 so as to enable the water inlet cavity 11 to be separated from the water outlet cavity 12 under a normal state, and the wall thickness of the partition wall 13 in the area from the first through hole 14 to the valve core positioning hole 15 is gradually increased.

In the faucet casting, the wall thickness of the partition wall 13 in the area from the first through hole 14 to the valve core positioning hole 15 is slowly transited so as to control the solidification sequence, and the shrinkage porosity is changed to move to a position which does not influence the use of the casting, namely the shrinkage porosity position does not penetrate through the wall thickness of the partition wall 13; make tap's case under the closed condition, tap's intaking can not be through shrinkage porosity position seepage to the locating hole in, and then avoided tap to appear dripping the problem of hourglass defect.

The partition wall 13 is not the only structure in which the wall thickness in the region from the first through hole 14 to the spool positioning hole 15 gradually transitions; in one embodiment, the areas from the first through hole 14 to the valve core positioning hole 15 on the two side surfaces of the partition wall 13 are in transition through inclined surfaces to form a structure with a slowly-transitional wall thickness; in this way, after the casting is finished, the machining allowance of the matching plane of the partition wall 13 and the valve core is increased, and the machining efficiency of the subsequent process is influenced.

In another alternative embodiment, as shown in fig. 3, a wall surface of the partition wall 13 facing the valve core side is a planar structure, so that the valve core is unchanged from the existing valve core structure, and a wall surface of the partition wall 13 away from the valve core side gradually increases in wall thickness along a region from the first through hole 14 to the valve core positioning hole 15. More specifically, the wall surface of the partition wall 13 on the side away from the valve element has a boss structure that transitions to an inclined surface on the side of the wall surface close to the first through hole 14. Usually, the valve core positioning hole 15 is a blind hole machined after the casting of the faucet casting is finished, and the valve core positioning hole 15 is arranged in the region with the thickest wall thickness in the boss structure, so that the structural strength of the machined part can be ensured.

Specifically, the wall thickness of the partition wall 13 close to the first through hole 14 is 3-5mm, and the wall thickness of the partition wall 13 close to the valve core positioning hole 15 is 7-9 mm. The partition wall 13 transitions from the region of the first through opening 14 to the region of the valve core positioning opening 15 by means of a ramp.

In an alternative embodiment, referring to fig. 2, the faucet body 10 includes a water inlet body 10X extending along a first direction (i.e., an X-axis direction in fig. 2), and the water inlet body 10X is provided with a first water inlet 16 and a second water inlet 17, specifically, the first water inlet 16 is a hot water inlet, and the second water inlet 17 is a cold water inlet.

The faucet body 10 includes a water outlet body 10Y extending in a second direction (i.e., a Y-axis direction in fig. 2), wherein the water outlet body 10Y is on the same horizontal plane as the water inlet body 10x, the faucet body 10 further includes a valve core mounting body 10Z extending in a third direction (i.e., a Z-axis direction in fig. 2), the valve core is mounted in the faucet body 10 along a side of the valve core mounting body 10Z, and the first direction, the second direction and the third direction are perpendicular to each other.

In an optional embodiment, the valve core mounting body 10z and the water outlet body 10y are located in the middle of the water inlet body 10x, and the first water inlet 16 and the second water inlet 17 are symmetrically disposed on two sides of the valve core mounting body 10z and the water outlet body 10y, respectively.

In an alternative embodiment, the partition wall 13 includes a first branch wall 13a, a second branch wall 13b and a third branch wall 13c, the first branch wall 13a is parallel to a plane formed by the X-axis and the Y-axis, that is, in the operating state of the faucet, the first branch wall 13a extends along the horizontal direction, and the second branch wall 13b is parallel to a plane formed by the X-axis and the Z-axis, that is, in the operating state of the faucet, the second branch wall 13b extends along the vertical direction; the first branch wall 13a intersects with the second branch wall 13b to separate the water inlet cavity 11 from the water outlet cavity 12, and the third branch wall 13c is parallel to a plane formed by the Y axis and the Z axis and is used for separating the first water outlet from the second water outlet, so that hot water and cold water respectively enter the respective water inlet cavities 11 along the first water inlet 16 and the second water inlet 17, and then respectively pass through the first through holes 14 on the partition wall 13 to reach the water outlet cavity 12. More specifically, two first through holes 14 and two spool positioning holes 15 are provided, and are provided on the first support wall 13a, respectively.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. A faucet casting structure, comprising:

the faucet comprises a faucet main body, wherein a partition wall used for isolating a water inlet cavity from a water outlet cavity is arranged in the faucet main body, a first through hole and a valve core positioning hole are formed in the partition wall, the valve core positioning hole is used for positioning a valve core, and the first through hole is used for being matched with the valve core to realize the on-off of the faucet;

the wall thickness of the partition wall in the area from the first through hole to the valve core positioning hole is gradually increased.

2. The casting structure of a faucet according to claim 1, wherein a wall surface of the partition wall facing the valve core is a planar structure, and a wall surface of the partition wall facing away from the valve core has a gradually increasing wall thickness along a region from the first through hole to the valve core positioning hole.

3. The casting structure of a faucet as recited in claim 2, wherein the wall surface of the partition wall on the side away from the valve core has a boss structure, and the boss structure is in inclined transition on the wall surface on the side close to the first through hole.

4. A casting for a faucet according to claim 3, wherein the wall thickness of the divider wall proximate the first through-hole is 3-5mm and the wall thickness of the divider wall proximate the valve cartridge positioning hole is 7-9 mm.

5. The casting faucet structure of claim 1, wherein the faucet body comprises a water inlet body extending in a first direction, the water inlet body having a first water inlet and a second water inlet.

6. The casting faucet structure according to claim 5, wherein the faucet body comprises a water outlet body extending in a second direction and a valve core mounting body extending in a third direction, and the first direction, the second direction and the third direction are perpendicular to each other.

7. The casting structure of a faucet according to claim 6, wherein the valve core mounting body and the water outlet body are located in the middle of the water inlet body, and the first water inlet and the second water inlet are located on two sides of the valve core mounting body and the water outlet body, respectively.

8. A faucet casting structure according to claim 1, wherein the partition wall includes a first branch wall parallel to a plane formed by the first and second directions, a second branch wall parallel to a plane formed by the first and third directions, the first and second branch walls separating the inlet chamber from the outlet chamber, and a third branch wall separating the first and second outlets.

9. The casting structure of a faucet as defined in claim 8, wherein the first through hole and the valve plug positioning hole are disposed on the first supporting wall.