CN221374651U

CN221374651U - Tap rotary joint

Info

Publication number: CN221374651U
Application number: CN202323524786.0U
Authority: CN
Inventors: 叶乔木
Original assignee: Quanzhou Huangchang Sanitary Ware Co ltd
Current assignee: Quanzhou Huangchang Sanitary Ware Co ltd
Priority date: 2023-12-22
Filing date: 2023-12-22
Publication date: 2024-07-19
Anticipated expiration: 2033-12-22

Abstract

The utility model discloses a rotary joint of a faucet, which comprises a mandrel, a rotary sleeve, a sealing piece and a limiting plug block, wherein the mandrel is provided with a sealing piece; the inner concave of the outer side of the mandrel forms a slot, the rotary sleeve is arranged on the outer side of the mandrel and can rotate along the mandrel, the outer side of the rotary sleeve forms a yielding port, the sealing piece is arranged on the mandrel and the rotary sleeve, and the limiting insert block is arranged in the yielding port and the slot. According to the utility model, the slot and the abdication port are arranged, and the limiting plug block is arranged in the abdication port and the slot during assembly, so that the mandrel and the rotating sleeve are limited, and the rotating sleeve and the mandrel are prevented from moving relatively in the axial direction.

Description

Tap rotary joint

Technical Field

The utility model relates to the technical field of bathrooms, in particular to a faucet rotary joint.

Background

The tap is the product that often contacts in daily life and uses, and current tap is various on the market, and wherein to tap outlet pipe pivoted tap, in order to be convenient for tap outlet pipe can nimble free rotation, often adopts rotary joint to be connected tap body and tap outlet pipe.

The rotary joint in the prior art generally comprises a mandrel and a rotary sleeve, wherein the rotary sleeve is arranged on the outer side of the mandrel during assembly, and after long use, the rotary sleeve and the mandrel can relatively move along the axial direction, so that the use is affected. In view of the above, the present inventors have made intensive studies to solve the above-mentioned drawbacks of the prior art.

Disclosure of utility model

The present utility model aims to solve at least to some extent one of the technical problems in the above-described technology. Therefore, the utility model aims to provide a rotary joint of a faucet, which is characterized in that a slot and a yielding port are arranged, and a limiting insert block is arranged in the yielding port and the slot during assembly, so that a mandrel and a rotary sleeve are limited, and the rotary sleeve and the mandrel are prevented from moving relatively in the axial direction.

In order to achieve the above purpose, the utility model provides a faucet rotary joint, which comprises a mandrel, a rotary sleeve, a sealing element and a limiting plug block;

The inner concave of the outer side of the mandrel forms a slot, the rotary sleeve is arranged on the outer side of the mandrel and can rotate along the mandrel, the outer side of the rotary sleeve forms a yielding port, the sealing piece is arranged on the mandrel and the rotary sleeve, and the limiting insert block is arranged in the yielding port and the slot.

Further, a limiting ring and a limiting groove are formed at the upper end part of the mandrel; the upper end of the sealing element is propped against the bottom of the limiting ring, and the inner side of the sealing element is arranged in the limiting groove.

Further, the outer side of the limiting ring forms a guide surface for installing the sealing element conveniently.

Further, still include gear suggestion subassembly, gear suggestion subassembly includes spring, marble and bullet hole, the spring sets up in rotatory sleeve, the marble sets up at the spring tip, the bullet hole sets up to a plurality of, and a plurality of bullet holes evenly set up at the dabber in order for the marble tip to insert.

Further, an accommodating groove for accommodating the spring is formed in the rotary sleeve.

Further, the lower part of the mandrel is provided with a convex ring, and the convex ring is abutted against the bottom of the rotary sleeve.

Further, the bullet holes are formed in the convex ring.

Further, a snap ring is detachably arranged on the convex ring, and the snap ring is provided with the bullet hole.

Further, the sealing member includes interior spacing portion, well connecting portion and outer sealing portion, and interior spacing portion sets up in the spacing inslot, and well connecting portion inboard is connected with interior spacing portion, and well connecting portion outside is connected with outer sealing portion, and outer sealing portion outside sets up the sealing ring.

Further, the height of the inner limiting part is lower than that of the outer sealing part.

Further, the bottom of the outer sealing part forms a lower connecting ring, the lower connecting ring is abutted against the top of the rotary sleeve, the top of the rotary sleeve forms an upper connecting ring, the upper connecting ring is abutted against the bottom of the outer sealing part, and the upper connecting ring is positioned on the inner side of the lower connecting ring.

Further, the outer side of the rotary sleeve is provided with a threaded hole for connection with a water outlet pipe.

Further, the sealing ring comprises an upper sealing ring, a middle sealing ring and a lower sealing ring, wherein the upper sealing ring is arranged on the upper portion of the outer sealing portion, the middle sealing ring is arranged in the middle of the outer sealing portion, and the lower sealing ring is arranged on the lower portion of the outer sealing portion.

Further, a first inclined surface is arranged on the inner side of the outer sealing part, and the distance between the first inclined surface and the mandrel is gradually reduced from the limiting ring to the convex ring.

Further, the second inclined surface is arranged on the outer side of the inner limiting part, and the distance between the second inclined surface and the mandrel is gradually increased from the limiting ring to the convex ring.

Further, a water flow channel is formed in the mandrel, an inner driving groove is formed in the inner wall of the water flow channel, and the cross section of the inner driving groove is in a regular hexagon shape.

Further, the lower end part of the mandrel is provided with a connecting thread.

After the structure is adopted, the faucet rotary joint has the following beneficial effects:

first, when this tap rotary joint is assembled, cup joint rotatory sleeve in the dabber for the slot is just to the mouth of stepping down, then inserts in the slot with spacing inserted block through the mouth of stepping down, makes the tip of spacing inserted block support and leans on the tank bottom of slot, and the lateral part of spacing inserted block supports and leans on the mouth of stepping down and the upper and lower lateral wall of slot, so, can effectively prevent rotatory sleeve and dabber production relative movement in axial direction. And finally, the sealing element is arranged on the mandrel and the rotary sleeve, so that the sealing element prevents water from leaking after the rotary joint is connected with the water outlet pipe.

And secondly, by arranging the limiting ring and the limiting groove, after the sealing element is arranged on the mandrel and the rotating sleeve, the upper end of the sealing element is propped against the bottom of the limiting ring, and the inner side of the sealing element is arranged in the limiting groove, so that the sealing element is limited, and the sealing element is effectively prevented from being separated from the mandrel.

Thirdly, through setting up gear suggestion subassembly for when rotating rotatory sleeve, the marble removes to another downthehole from a bunghole, thereby sends the sound of pyridazining, plays the effect of suggestion.

Compared with the prior art, the faucet rotary joint is characterized in that the socket, the abdication port and the limiting plug block are arranged, when the faucet rotary joint is assembled, the rotary sleeve is sleeved on the mandrel, so that the socket is opposite to the abdication port, and then the limiting plug block is inserted into the socket through the abdication port, so that the mandrel and the rotary sleeve are limited, and the rotary sleeve and the mandrel are prevented from moving relatively in the axial direction.

Drawings

FIG. 1 is a schematic view of a faucet swivel according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a faucet swivel according to an embodiment of the utility model;

FIG. 3 is an exploded view of a faucet swivel according to an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of another faucet swivel according to an embodiment of the present utility model;

Fig. 5 is an exploded view of another faucet swivel according to an embodiment of the present utility model.

Description of the reference numerals

Mandrel 1, slot 11, stop collar 12, guide surface 121, stop groove 13, collar 14, snap ring 15, second abutment ring 151, first stop surface 152, water flow channel 16, inner drive groove 161, first abutment ring 17, second stop surface 18, connecting screw 19, rotating sleeve 2, relief opening 21, receiving groove 22, upper connecting ring 23, threaded hole 24, seal 3, inner stop 31, second inclined surface 311, middle connecting portion 32, outer seal 33, seal ring 331, upper seal ring 3311, middle seal ring 3312, lower seal ring 3313, lower connecting ring 332, first inclined surface 333, stop insert 4, gear position cue assembly 5, spring 51, marble 52, and bullet hole 53.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1 to 5, a faucet swivel joint of the present utility model includes a spindle 1, a swivel sleeve 2, a seal 3 and a limit insert 4; the outside portion of the mandrel 1 is inwards concave to form a slot 11, the rotary sleeve 2 is arranged on the outside of the mandrel 1 and can rotate along the mandrel 1, the outside portion of the rotary sleeve 2 forms a yielding port 21, the sealing piece 3 is arranged on the mandrel 1 and the rotary sleeve 2, and the limiting insert 4 is arranged in the yielding port 21 and the slot 11.

In this way, when the rotary joint of the faucet is assembled, the rotary sleeve 2 is sleeved on the mandrel 1, so that the slot 11 is opposite to the yielding port 21, then the limiting plug 4 is inserted into the slot 11 through the yielding port 21, so that the end part of the limiting plug 4 is abutted against the slot bottom of the slot 11, and the side parts of the limiting plug 4 are abutted against the yielding port 21 and the upper side wall and the lower side wall of the slot 11, thus effectively preventing the rotary sleeve 2 and the mandrel 1 from generating relative movement in the axial direction. Finally, the sealing element 3 is arranged on the mandrel 1 and the rotary sleeve 2, so that the sealing element 3 prevents water from leaking after the rotary joint is connected with the water outlet pipe.

The slot 11 in this example is a ring groove, and when the rotating sleeve 2 rotates to drive the limiting insert 4 to rotate, the end of the limiting insert 4 is always located in the slot 11.

Optionally, a limiting ring 12 and a limiting groove 13 are formed at the upper end part of the mandrel 1; the upper end of the sealing element 3 is abutted against the bottom of the limiting ring 12, and the inner side of the sealing element 3 is arranged in the limiting groove 13. Through setting up spacing ring 12 and spacing groove 13, install on dabber 1 and rotatory sleeve 2 back at sealing member 3, sealing member 3 upper end supports and leans on spacing ring 12 bottom, and sealing member 3 inboard sets up in spacing groove 13 to restrict sealing member 3, effectively prevent that sealing member 3 from breaking away from dabber 1.

In this example, the outer side of the stop collar 12 forms a guide surface 121 for facilitating the mounting of the seal 3. By providing the guide surface 121, a quick mounting of the seal 3 on the spindle 1 and the rotating sleeve 2 is facilitated. The sealing element 3 is made of rubber or silica gel, certain softness is achieved integrally, when the sealing element 3 is installed, the bottom of the sealing element 3 moves downwards along the guide surface 121, the sealing element 3 deforms outwards, after the sealing element 3 is installed on the mandrel 1 and the rotary sleeve 2, the sealing element 3 is restored to the original state, the upper end of the sealing element 3 abuts against the bottom of the limiting ring 12, and the inner side of the sealing element 3 is arranged in the limiting groove 13, so that the sealing element 3 is prevented from being separated from the mandrel 1 and the rotary sleeve 2.

Further, the gear position prompting device further comprises a gear position prompting component 5, the gear position prompting component 5 comprises a spring 51, a marble 52 and a marble 53, the spring 51 is arranged in the rotary sleeve 2, the marble 52 is arranged at the end part of the spring 51, the marble 53 is arranged in a plurality, and the plurality of marble 53 are uniformly arranged on the mandrel 1 for inserting the end part of the marble 52. By arranging the gear indicator assembly 5, when the rotary sleeve 2 is rotated, the marble 52 moves from one marble 53 to the other marble 53, so that the sound of the pyridazine is emitted, and the indicator function is played.

In order to facilitate the installation of the spring 51, a receiving groove 22 for receiving the spring 51 is formed in the rotating sleeve 2 in this example. In this example, the lower part of the mandrel 1 is provided with the convex ring 14, the convex ring 14 is propped against the bottom of the rotary sleeve 2, and by arranging the convex ring 14, when in assembly, the convex ring 14 is propped against the bottom of the rotary sleeve 2, so that the limit groove 13 is just flush with the yielding port 21, and the limit plug 4 is convenient to insert into the slot 11 through the yielding port 21.

As shown in fig. 1 to 3, as an embodiment, the bullet holes 53 are provided on the convex ring 14, that is, the plurality of bullet holes 53 of the gear indicator assembly 5 are uniformly provided on the convex ring 14, and the plurality of bullet holes 53 are circumferentially distributed, so that when the rotary sleeve 2 rotates, the marble 52 can be conveniently and accurately slid into another bullet hole 53 from one bullet hole 53.

As shown in fig. 4 and 5, as another embodiment, the collar 15 is detachably provided on the collar 14, and the bullet hole 53 is provided on the collar 15, that is, the collar 15 may be separately produced, and the bullet hole 53 is provided on the collar 15, so that the bullet 52 slides from one bullet hole 53 into another bullet hole 53. By separately manufacturing the mandrel 1 and the snap ring 15 and then assembling them together, it is not necessary to re-process the bullet hole 53 on the already manufactured convex ring 14, and the production is more convenient. The first abutment ring 17 is formed on the mandrel 1, and correspondingly, the second abutment ring 151 that abuts against the first abutment ring 17 is formed on the snap ring 15, so that after the snap ring 15 is placed on the convex ring 14, the snap ring 15 is prevented from shaking left and right. In order to prevent the snap ring 15 from rotating along the mandrel 1, a first limiting surface 152 is arranged on the snap ring 15, a second limiting surface 18 is arranged on the mandrel 1, and the second limiting surface 18 is attached to the first limiting surface 152 to prevent the snap ring 15 from rotating relative to the mandrel 1, so that the snap ring 15 cannot rotate along the mandrel 1 when one bullet hole 53 of the marble 52 slides into the other bullet hole 53.

In some examples, the seal 3 includes an inner limit portion 31, a middle connecting portion 32, and an outer seal portion 33, the inner limit portion 31 is disposed in the limit groove 13, the inner side of the middle connecting portion 32 is connected to the inner limit portion 31, the outer side of the middle connecting portion 32 is connected to the outer seal portion 33, and the outer side of the outer seal portion 33 is provided with a seal ring 331.

Through setting up interior spacing portion 31, well connecting portion 32 and outer sealing portion 33, form the cavity between interior spacing portion 31, well connecting portion 32 and the outer sealing portion 33, when using, the water level is in this cavity to make water extrusion outer sealing portion 33, order about outer sealing portion 33 to support at the outlet pipe inner wall, thereby improve the leakproofness. Wherein the height of the inner limit part 31 is lower than the height of the outer seal part 33, thereby making the cavity larger.

In this example, the bottom of the outer sealing portion 33 forms a lower connecting ring 332, the lower connecting ring 332 abuts against the top of the rotating sleeve 2, the top of the rotating sleeve 2 forms an upper connecting ring 23, the upper connecting ring 23 abuts against the bottom of the outer sealing portion 33, and the upper connecting ring 23 is located inside the lower connecting ring 332. By providing the upper connecting ring 23 at the lower connecting ring 332, the seal 3 is facilitated to be connected with the rotating sleeve 2 and the spindle 1.

In some examples, the outer side of the rotary sleeve 2 is formed with a threaded hole 24 for connection with the water outlet pipe, and by providing the threaded hole 24, when the water outlet pipe is installed, a screw can be used to pass through the water outlet pipe and then be connected with the threaded hole 24, so that the water outlet pipe is fixed on the rotary sleeve 2, and when the water outlet pipe rotates, the rotary sleeve 2 is driven to rotate synchronously.

Further, the seal ring 331 includes an upper seal ring 3311, a middle seal ring 3312, and a lower seal ring 3313, the upper seal ring 3311 being provided at an upper portion of the outer seal portion 33, the middle seal ring 3312 being provided at a middle portion of the outer seal portion 33, the lower seal ring 3313 being provided at a lower portion of the outer seal portion 33. By providing the upper seal ring 3311, the middle seal ring 3312 and the lower seal ring 3313, the seal effect is further improved, and water leakage is effectively prevented.

In this example, a first inclined surface 333 is provided inside the outer seal portion 33, and the distance between the first inclined surface 333 and the spindle 1 gradually decreases from the stopper ring 12 to the collar 14. Through setting up first inclined plane 333 for behind the water level in cavity, water pressure extrudees first inclined plane 333, thereby makes the outer side of outer seal 33 tightly support in the outlet pipe inboard, and sealed effect is better.

In this example, a second inclined surface 311 is disposed outside the inner limiting portion 31, and the distance between the second inclined surface 311 and the mandrel 1 gradually increases from the limiting ring 12 to the convex ring 14. That is, the longitudinal sections of the second inclined surface 311 and the first inclined surface 333 are inverted splayed, so that the water pressure presses the first inclined surface 333 so that the outer side of the outer sealing part 33 is tightly abutted against the inner side of the water outlet pipe.

Further, a water flowing channel 16 is formed in the mandrel 1, an inner driving groove 161 is formed on the inner wall of the water flowing channel 16, and the cross section of the inner driving groove 161 is in a regular hexagon shape. The lower end of the mandrel 1 is provided with a connecting thread 19. Through setting up the flow channel 16, the water of being convenient for flows out, through setting up interior drive groove 161, is convenient for drive dabber 1 rotation, if can use the spanner to arrange in the interior drive groove 161 of dabber 1, rotates the spanner and drive dabber 1 synchronous rotation to make the synchronous rotation of connecting screw thread 19, the installation of this rotary joint of being convenient for.

Compared with the prior art, the faucet rotary joint is characterized in that the slot 11, the abdication port 21 and the limiting plug 4 are arranged, when the faucet rotary joint is assembled, the rotary sleeve 2 is sleeved on the mandrel 1, so that the slot 11 is opposite to the abdication port 21, and then the limiting plug 4 is inserted into the slot 11 through the abdication port 21, so that the mandrel 1 and the rotary sleeve 2 are limited, and the rotary sleeve 2 and the mandrel 1 are prevented from moving relatively in the axial direction.

The above examples and drawings are not intended to limit the form or form of the present utility model, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present utility model.

Claims

1. The utility model provides a tap rotary joint which characterized in that: the device comprises a mandrel, a rotary sleeve, a sealing piece and a limiting insert block;

2. The faucet swivel joint of claim 1, wherein: a limiting ring and a limiting groove are formed at the upper end part of the mandrel; the upper end of the sealing element is propped against the bottom of the limiting ring, and the inner side of the sealing element is arranged in the limiting groove.

3. The faucet swivel joint of claim 1, wherein: still include gear suggestion subassembly, gear suggestion subassembly includes spring, marble and bullet hole, the spring sets up in rotatory sleeve, the marble sets up at the spring tip, the bullet hole sets up to a plurality of, and a plurality of bullet holes evenly set up in the dabber in order for the marble tip to insert.

4. A faucet swivel joint as claimed in claim 3, wherein: the lower part of the mandrel is provided with a convex ring, and the convex ring is propped against the bottom of the rotary sleeve.

5. The faucet swivel joint of claim 4, wherein: the bullet holes are arranged on the convex rings.

6. The faucet swivel joint of claim 4, wherein: and the convex ring is detachably provided with a clamping ring, and the clamping ring is provided with the bullet hole.

7. The faucet swivel joint of claim 1, wherein: the sealing piece comprises an inner limiting part, a middle connecting part and an outer sealing part, wherein the inner limiting part is arranged in a limiting groove, the inner side of the middle connecting part is connected with the inner limiting part, the outer side of the middle connecting part is connected with the outer sealing part, and a sealing ring is arranged on the outer side of the outer sealing part.

8. The faucet swivel joint of claim 7, wherein: the bottom of the outer sealing part forms a lower connecting ring, the lower connecting ring is propped against the top of the rotary sleeve, the top of the rotary sleeve forms an upper connecting ring, the upper connecting ring is propped against the bottom of the outer sealing part, and the upper connecting ring is positioned on the inner side of the lower connecting ring.

9. The faucet swivel joint of claim 7, wherein: the inner side of the outer sealing part is provided with a first inclined surface, and the distance between the first inclined surface and the mandrel is gradually reduced from the limiting ring to the convex ring.

10. The faucet swivel joint of claim 1, wherein: and a water flow channel is formed in the mandrel, an inner driving groove is formed in the inner wall of the water flow channel, and the cross section of the inner driving groove is in a regular hexagon shape.