CN218914097U

CN218914097U - Rotary connecting piece with good stability

Info

Publication number: CN218914097U
Application number: CN202223239325.4U
Authority: CN
Inventors: 黄剑法
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-04-25
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to the technical field of faucet water outlet pipe rotation connection, and provides a rotation connecting piece with reasonable structural design and strong connection stability, which is good in stability.

Description

Rotary connecting piece with good stability

Technical Field

The utility model relates to the technical field of faucet water outlet pipe rotation connection, in particular to a rotation connecting piece with good stability.

Background

The rotary connecting component of the water outlet pipe of the faucet is commonly used on a faucet of a vegetable basin or a water tank, the rotary connecting component can realize that the water outlet pipe rotates to any angle and keeps the current angle, and good sealing performance can be kept in the rotating process. The existing rotating connecting piece generally comprises a fixed block '10 and a rotating block '11, wherein the fixed block is fixedly arranged on a faucet body, the rotating block is fixedly arranged on a water inlet end of a water outlet pipe, a connecting port '12 for plugging and installing the rotating block is arranged at the upper end part of the fixed block, the rotating block is rotatably plugged on the fixed block, a sealing ring which is hermetically installed with the faucet is arranged on the outer wall of the fixed block, and a sealing ring which is hermetically installed with the rotating block is arranged on the outer wall of the rotating block, as shown in fig. 1. The connecting piece is installed on tap and outlet pipe, so holistic size is not big, the grafting degree of depth of turning block on the fixed block only is 1-1.5cm, the outlet pipe self has certain weight, the water pressure also can increase the weight of outlet pipe when the play water, the junction of full weight effect at turning block and fixed block, along with the frequent rotation of turning block and fixed block, the connector on the fixed block can be warp slowly for the rotation stability of turning block is relatively poor, the relative rocking of fixed block and turning block still can appear leaking, serious still can make turning block and fixed block break away from and cause the outlet pipe to drop the splash, give the bad user sense.

In order to solve the above problems, the present utility model has been developed.

Disclosure of Invention

Therefore, aiming at the problems, the utility model provides the rotating connecting piece with reasonable structural design, strong connection stability and good stability.

In order to solve the technical problems, the rotary connecting piece with good stability comprises a fixed block and a rotary block, wherein an installation channel is formed in the fixed block, a connecting port with the inner diameter larger than that of the installation channel is formed in the upper end part of the fixed block, the lower end part of the rotary block is provided with the installation block which is in plug-in installation with the connecting port, the lower end surface of the installation block is provided with a connecting column which is used for extending into the lower end part of the installation channel to strengthen the connection strength of the rotary block and the fixed block, a water passing channel is formed in the connecting column, the water passing channel penetrates through the rotary block, and an installation structure which is used for rotationally installing the fixed block and the rotary block and limiting the mutual separation of the fixed block and the rotary block is detachably arranged between the fixed block and the installation block.

The further improvement is that: the lower end face of the connecting column is flush with the lower end face of the fixed block.

The further improvement is that: the connecting column outer wall with water channel inner wall laminating, the installation piece with be provided with the axial location structure that is used for relative axial location between fixed block, the rotating block and gives the axial location structure of location sound feedback between the connector inner wall.

The further improvement is that: and a third sealing structure for sealing installation is arranged between the connecting column and the fixed block.

The further improvement is that: the fixed block is provided with a first connecting structure for being fixedly installed with an external faucet.

The further improvement is that: the rotating block is provided with a second connecting structure which is fixedly arranged with an external tap water outlet pipe.

The further improvement is that: the mounting structure comprises a mounting ring groove arranged on the outer wall of the mounting block along the circumferential direction, a mounting slot communicated with the mounting ring groove is arranged on the fixing block, an inserting block is detachably arranged in the mounting slot, the upper surface and the lower surface of the inserting block are attached to the mounting slot, one end of the inserting block is flush with one end of the fixing block, and the other end of the inserting block is inserted into the mounting ring groove.

The further improvement is that: and a clamping gap for a disassembling tool to extend into to clamp is reserved between the side surface of the insertion block and the side wall of the mounting slot, and the clamping gap is gradually reduced from outside to inside to be free.

The further improvement is that: the axial positioning structure comprises a positioning ring and a positioning rod, wherein an annular positioning groove is formed in the mounting block from the lower end face to the upper end face, the positioning ring is arranged in the annular positioning groove, a rotation limiting structure for limiting the positioning ring to rotate relative to the annular positioning groove is arranged between the annular positioning groove and the positioning ring, at least one mounting groove communicated with the annular positioning groove is formed in the bottom of the connecting port along the axial direction, the positioning rod can be axially arranged in the mounting groove, a plurality of positioning holes for the positioning rod to be inserted are uniformly formed in the lower end face of the positioning ring, and springs for pushing the positioning rod upwards to abut against the positioning hole when the positioning rod moves to the position of the positioning hole and compressing the positioning rod under the reaction force of the positioning rod when the positioning rod moves between the adjacent positioning holes are arranged in the mounting groove.

The further improvement is that: the rotation limiting structure comprises a first non-circular rotation limiting protrusion arranged on the groove wall of the annular positioning groove, and a second non-circular rotation limiting protrusion matched with the first non-circular rotation limiting protrusion is arranged on the inner wall of the positioning ring.

The further improvement is that: the third sealing structure comprises at least one third sealing groove arranged at the lower end part of the outer wall of the connecting column, and a third sealing ring is arranged in the third sealing groove.

The further improvement is that: the first connecting structure comprises a fixing groove which is formed in the fixing groove along the direction perpendicular to the axial direction of the fixing block and is formed in the inner side of the outer wall of the fixing block, a metal block which is used for reducing abrasion and enhancing the installation strength is arranged in the fixing groove, and a threaded installation opening is formed in the axial direction of the perpendicular fixing block on the metal block.

The further improvement is that: the second connecting structure comprises mounting threads which are arranged on the outer wall of the upper end part of the rotating block or the inner wall of the upper end part of the water passing channel and are used for being matched with the water outlet pipe in a threaded mode.

The further improvement is that: the outer wall of the upper end of the fixed block is horizontally and outwards protruded and provided with a positioning block which is matched with the shape of the installation interface of the external tap and used for positioning the installation position of the fixed block on the external tap.

The further improvement is that: the shape of the positioning block is round or square.

By adopting the technical scheme, the utility model has the beneficial effects that:

1. the spliced pole that sets up in this case has increased the area of being connected of rotor block and fixed block, strengthens the joint strength between rotor block and fixed block, is favorable to increasing the area of being stressed of fixed block, makes the fixed block atress even, avoids long-term rotation to arouse the deformation of fixed block, especially when fixed block and rotor block are working of plastics, also can accelerate the deformation between fixed block and the rotor block for a long time under high temperature effect, and the existence of spliced pole is favorable to the rotation stationarity between fixed block and the rotor block on the one hand, and on the other hand is favorable to dispersing the atress between fixed block and the rotor block, improves the life of rotating the connecting piece.

2. In the scheme, the plug block is connected with the fixed block and the rotating block in a nondestructive dismounting way, the plug block is directly aligned with the mounting slot and the mounting ring groove during mounting, the mounting ring clamp is taken out through the clamp tool during dismounting, the dismounting process is very simple, the sealing ring can be independently replaced by a subsequent user, and the lubricant can be added for the positioning ring and the positioning rod.

3. In the scheme, when the fixed block is a plastic part, the fixed block is provided with a metal block fixedly connected with the faucet, and the fixed block can be prevented from rotating along with the rotating block to increase abrasion between the fastening bolt and the fixed block through the matching of the fastening bolt and a threaded mounting opening on the metal block.

Drawings

Fig. 1 is a schematic structural view of a rotary connector with good stability according to the prior art in the background of the utility model.

Fig. 2 is a schematic side view of a stable rotary connector according to an embodiment of the present utility model.

Fig. 3 is a schematic view showing an internal structure of a rotary connector with good stability according to an embodiment of the present utility model.

Fig. 4 is a schematic bottom view of a square positioning block in a rotating connector with good stability according to an embodiment of the present utility model.

Fig. 5 is a schematic bottom view of a circular positioning block in a rotating connector with good stability according to an embodiment of the present utility model.

Fig. 6 is a schematic structural view of an axial positioning structure of a rotating connector with good stability according to an embodiment of the present utility model.

Detailed Description

The utility model will now be further described with reference to the drawings and specific examples.

Referring to fig. 1 to 6, the embodiment of the utility model discloses a rotating connecting piece with good stability, which comprises a fixed block 10 and a rotating block 11, wherein an installation channel 12 is formed in the fixed block 10, a connecting port 13 with the inner diameter larger than that of the installation channel 12 is formed in the upper end part of the fixed block 10, an installation block 14 which is inserted and installed with the connecting port 13 is integrally formed in the lower end part of the rotating block 11, a connecting column 15 which is used for extending into the lower end part of the installation channel 12 and reinforcing the connection strength of the rotating block 11 and the fixed block 10 is arranged on the lower end surface of the installation block 14, the lower end surface of the connecting column 15 is level with the lower end surface of the fixed block 10, a water passing channel 16 is formed in the connecting column 15, the water passing channel 16 penetrates through the rotating block 11, a positioning block 17 which is suitable for positioning the installation position of the fixed block 10 on an external tap is arranged on the external tap is horizontally and outwards convexly arranged on the outer wall of the upper end of the fixed block 10, and the common positioning block 17 is round or square. The mounting structure for rotatably mounting the fixing block 10 and the rotating block 11 and limiting the mutual separation of the fixing block 10 and the rotating block 11 is detachably arranged between the fixing block 10 and the mounting block 14, a first sealing structure for sealing and mounting with an external faucet is arranged on the outer wall of the fixing block 10, the first sealing structure is a first sealing groove formed in at least one of the outer walls of the fixing block 10, preferably two first sealing grooves 18, and a first sealing ring 19 is arranged in the first sealing groove 18. A second sealing structure for sealing installation is arranged between the rotating block 11 and the fixed block 10, the second sealing structure is at least one second sealing groove, preferably one second sealing groove, arranged on the outer wall of the mounting block 14 above the mounting structure, and a second sealing ring 21 is arranged in the second sealing groove.

The mounting structure comprises a mounting ring groove 22 arranged on the outer wall of the mounting block 14 along the circumferential direction, a mounting slot 23 communicated with the mounting ring groove 22 is arranged on the fixed block 10, an inserting block 24 used for guiding the rotating block 11 to horizontally rotate is detachably arranged in the mounting slot 23, the upper surface and the lower surface of the inserting block 24 are attached to the mounting slot 23, a clamping gap 241 for allowing a dismounting tool to extend into the clamping is reserved between the side surface of the inserting block 24 and the side wall of the mounting slot 23, the clamping gap 241 is gradually reduced from outside to inside to be free, one end of the inserting block 24 is flush with one end of the fixed block 10, and the other end of the inserting block 24 is inserted into the mounting ring groove 22. The outer wall of the connecting column 15 is attached to the inner wall of the water passing channel 16, and an axial positioning structure for relative axial positioning between the fixed block 10 and the rotating block 11 and giving positioning sound feedback is arranged between the mounting block 14 and the inner wall of the connecting port 13. The axial positioning structure comprises a positioning ring 25 and a positioning rod 26, an annular positioning groove 27 is formed in the mounting block 14 from the lower end face to the upper end face, the positioning ring 25 is arranged in the annular positioning groove 27, a rotation limiting structure for limiting the rotation of the positioning ring 25 relative to the annular positioning groove 27 is arranged between the annular positioning groove 27 and the positioning ring 25, a mounting groove 28 communicated with the annular positioning groove 27 is formed in the bottom of the connecting port 13 along the axial direction, the positioning rod 26 can be axially movably arranged in the mounting groove 28, a plurality of positioning holes 29 for inserting the positioning rod 26 are uniformly formed in the lower end face of the positioning ring 25, and springs 30 for pushing the positioning rod 26 upwards to the positioning holes 29 when the positioning rod 26 moves to the position of the positioning holes 29 and compressing the positioning rod 26 under the reactive force of the positioning rod 26 when the positioning rod 26 moves between the adjacent positioning holes 29 are arranged in the mounting groove 28. The rotation limiting structure comprises a first non-circular rotation limiting protrusion 31 arranged on the groove wall of the annular positioning groove 27, and a second non-circular rotation limiting protrusion 32 matched with the first non-circular rotation limiting protrusion 31 is arranged on the inner wall of the positioning ring 25.

A third sealing structure for sealing installation is arranged between the connecting column 15 and the fixed block 10. The third sealing structure comprises at least one third sealing groove, preferably three third sealing grooves, arranged at the lower end part of the outer wall of the connecting column 15, and a third sealing ring 33 is arranged in the third sealing groove.

The fixing block 10 is provided with a first connection structure for fixing with an external tap. When the fixed block 10 is a nonmetallic part, the first connecting structure comprises a fixed groove which is formed by the outer wall of the fixed block 10 inwards along the axial direction of the fixed block 10, a metal block 34 which is used for reducing abrasion and enhancing the installation strength is arranged in the fixed groove, and a threaded installation opening 35 is formed in the axial direction of the vertical fixed block 10 on the metal block 34.

The rotating block 11 is provided with a second connecting structure for being fixedly installed with an external tap water outlet pipe. The second connection structure includes a mounting thread 36 disposed on the outer wall of the upper end of the rotating block 11 or on the inner wall of the upper end of the water channel 16, which is used for being in threaded fit with the water outlet pipe.

Based on the foregoing technical scheme, when the fixed block is the metalwork, first connection structure can also be for directly seting up the constant head tank on the fixed block outer wall, is provided with the location screw thread in the constant head tank.

While the basic principles and main features of the present utility model and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotation connecting piece that stability is good, includes fixed block, rotating block, its characterized in that: the installation passageway has been seted up in the fixed block, the internal diameter is greater than the connector of installation passageway has been seted up to the fixed block upper end, the rotating block lower extreme portion is provided with the installation piece of pegging graft the installation with the connector, the terminal surface is provided with the spliced pole that is used for stretching into the joint strength of rotating block and fixed block in the installation passageway lower extreme portion under the installation piece, set up the water channel in the spliced pole, the water channel runs through the rotating block, the fixed block with dismantled and assembled be provided with between the installation piece be used for the rotatory installation between fixed block and the rotating block and restrict the mounting structure that fixed block and the rotating block break away from each other.

2. A stable rotary joint according to claim 1, wherein: the lower end face of the connecting column is flush with the lower end face of the fixed block.

3. A stable rotary joint according to claim 1, wherein: the connecting column outer wall with water channel inner wall laminating, the installation piece with be provided with the axial location structure that is used for relative axial location between fixed block, the rotating block and gives the axial location structure of location sound feedback between the connector inner wall.

4. A stable rotary joint according to claim 1 or 3, characterized in that: and a third sealing structure for sealing installation is arranged between the connecting column and the fixed block.

5. A stable rotary joint according to claim 1, wherein: the fixed block is provided with a first connecting structure for being fixedly installed with an external faucet.

6. A stable rotary joint according to claim 1, wherein: the rotating block is provided with a second connecting structure which is fixedly arranged with an external tap water outlet pipe.

7. A stable rotary joint according to claim 1, wherein: the mounting structure comprises a mounting ring groove arranged on the outer wall of the mounting block along the circumferential direction, a mounting slot communicated with the mounting ring groove is arranged on the fixing block, an inserting block is detachably arranged in the mounting slot, the upper surface and the lower surface of the inserting block are attached to the mounting slot, one end of the inserting block is flush with one end of the fixing block, and the other end of the inserting block is inserted into the mounting ring groove.

8. The rotationally fixed connection of claim 7, wherein: and a clamping gap for a disassembling tool to extend into to clamp is reserved between the side surface of the insertion block and the side wall of the mounting slot, and the clamping gap is gradually reduced from outside to inside to be free.

9. A stable rotary joint according to claim 3, wherein: the axial positioning structure comprises a positioning ring and a positioning rod, wherein an annular positioning groove is formed in the mounting block from the lower end face to the upper end face, the positioning ring is arranged in the annular positioning groove, a rotation limiting structure for limiting the positioning ring to rotate relative to the annular positioning groove is arranged between the annular positioning groove and the positioning ring, at least one mounting groove communicated with the annular positioning groove is formed in the bottom of the connecting port along the axial direction, the positioning rod can be axially arranged in the mounting groove, a plurality of positioning holes for the positioning rod to be inserted are uniformly formed in the lower end face of the positioning ring, and springs for pushing the positioning rod upwards to abut against the positioning hole when the positioning rod moves to the position of the positioning hole and compressing the positioning rod under the reaction force of the positioning rod when the positioning rod moves between the adjacent positioning holes are arranged in the mounting groove.

10. A stable rotary joint according to claim 9, wherein: the rotation limiting structure comprises a first non-circular rotation limiting protrusion arranged on the groove wall of the annular positioning groove, and a second non-circular rotation limiting protrusion matched with the first non-circular rotation limiting protrusion is arranged on the inner wall of the positioning ring.

11. The stable rotary joint according to claim 4, wherein: the third sealing structure comprises at least one third sealing groove arranged at the lower end part of the outer wall of the connecting column, and a third sealing ring is arranged in the third sealing groove.

12. A stable rotary joint according to claim 5, wherein: the first connecting structure comprises a fixing groove which is formed in the fixing groove along the direction perpendicular to the axial direction of the fixing block and is formed in the inner side of the outer wall of the fixing block, a metal block which is used for reducing abrasion and enhancing the installation strength is arranged in the fixing groove, and a threaded installation opening is formed in the axial direction of the perpendicular fixing block on the metal block.

13. The rotationally fixed connection of claim 6, wherein: the second connecting structure comprises mounting threads which are arranged on the outer wall of the upper end part of the rotating block or the inner wall of the upper end part of the water passing channel and are used for being matched with the water outlet pipe in a threaded mode.

14. A stable rotary joint according to claim 1, wherein: the outer wall of the upper end of the fixed block is horizontally and outwards protruded and provided with a positioning block which is matched with the shape of the installation interface of the external tap and used for positioning the installation position of the fixed block on the external tap.

15. A stable rotary joint according to claim 14, wherein: the shape of the positioning block is round or square.