CN218895026U

CN218895026U - Fixed mounting tap

Info

Publication number: CN218895026U
Application number: CN202222951500.6U
Authority: CN
Inventors: 许积明; 陆海涛; 焦将
Original assignee: Xiamen EASO Co Ltd
Current assignee: Xiamen EASO Co Ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-04-21
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses a fixed mounting tap, which comprises a body and a mounting pipe which are matched, wherein a pre-tightening assembly is arranged on the periphery of the mounting pipe, the pre-tightening assembly comprises an upper nut and a lower nut which are in threaded connection with the periphery of the mounting pipe, a gasket is arranged between the upper nut and the lower nut, the gasket is positioned on the periphery of the mounting pipe, and the gasket can be extruded and deformed by the upper nut and the lower nut so as to enable the mounting pipe to be tightly held by the pre-tightening assembly; the utility model can lead the pre-tightening assembly and the installation pipe to synchronously rotate after installation, prevent the pre-tightening assembly from loosening after the faucet rotates for a long time, and ensure the stability of the installation structure of the whole faucet.

Description

Fixed mounting tap

Technical Field

The present utility model relates to a fixed mounting faucet.

Background

The existing household faucet is repeatedly rotated in the use process, so that the mounting nut positioned under the platform can be loosened, the gap between the faucet and the platform basin is relatively large for a long time, the faucet can swing back and forth, water and other substances on the platform basin can flow to the lower part of the platform basin through the mounting hole on the platform surface, the mounting nut needs to be locked again after each loosening, the use is troublesome, and the mounting is particularly troublesome when the space below the platform basin is narrow. In summary, there are two points: 1. the mounting nut is easy to loosen after the faucet is used for a long time, so that the faucet swings back and forth; 2. the lock nut needs to be repeatedly screwed, so that the use is inconvenient.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a fixed mounting faucet.

The utility model is realized by the following technical scheme:

the utility model provides a fixed mounting tap, includes matched with body and mounting tube, the mounting tube periphery is provided with pretension subassembly, pretension subassembly includes with the last nut of mounting tube periphery looks spiro union and lower nut, be provided with the packing ring between last nut and the lower nut, the packing ring is located the mounting tube periphery, the packing ring can be by last nut and lower nut extrusion deformation so that mounting tube and pretension subassembly hug tightly.

In the embodiment of the utility model, the upper nut is connected with the lower nut in a matched manner, and the lower nut can rotate relative to the upper nut.

In the embodiment of the utility model, a first connecting ring is arranged below the upper nut, the gasket is arranged at the inner periphery of the first connecting ring, the outer peripheral wall of the first connecting ring is provided with a clamping convex block, and the first connecting ring can be inserted above the lower nut; and a connecting groove which can be matched with the clamping convex block is formed in the peripheral wall above the lower nut.

In the embodiment of the utility model, an introduction groove which can be matched with the clamping convex block is arranged above the lower nut from top to bottom, the introduction groove is positioned above the connecting groove, and the introduction groove is connected with the connecting groove; the joint lug can rotate the joint behind the leading-in groove in the spread groove to realize the connection of last nut and lower nut, the arc length of leading-in groove is greater than the arc length of joint lug, the arc of spread groove is greater than the arc length of leading-in groove, the leading-in groove sets up in the top that is located the spread groove.

In the embodiment of the utility model, at least two clamping convex blocks which are distributed in a ring shape are arranged on the periphery of the first connecting ring, and connecting grooves and leading-in grooves which are corresponding to the number of the clamping convex blocks are arranged on the lower nut.

In the embodiment of the utility model, the upper nut and the lower nut are provided with the mounting cavity, and the gasket is arranged in the mounting cavity.

In the embodiment of the utility model, the lower nut is provided with a second connecting ring; when the first connecting ring is inserted into the lower nut, the first connecting ring can be positioned at the outer periphery of the second connecting ring, an installation space for installing the first connecting ring and the clamping convex block is arranged between the outer periphery of the second connecting ring and the inner periphery above the lower nut, and the connecting groove is positioned at the outer periphery of the second connecting ring; the upper nut is arranged at the inner periphery of the first connecting ring and is provided with a first connecting surface, and the gasket is arranged between the first connecting surface and the upper end surface of the second connecting ring.

In the embodiment of the utility model, the height of the connecting groove is larger than that of the clamping convex block so as to realize the relative movement of the upper nut and the lower nut in the axial direction.

In the embodiment of the utility model, the outer periphery of the upper nut is provided with an annular ring, the annular ring can be connected to the upper end face of the lower nut, an annular groove is formed between the lower end of the annular ring and the upper end of the clamping convex block, the peripheral wall of the lower nut above the connecting groove can be positioned in the annular groove, and the height of the annular groove is larger than the distance between the upper side of the connecting groove and the lower nut.

In the embodiment of the utility model, the step surface is arranged above the mounting tube, the mounting tube above the step surface is in threaded connection with the body, the mounting tube below the step surface can be in threaded connection with the mounting hole of the mounting table, the step surface and/or the body can be in butt joint with the upper end surface of the mounting table, the pre-tightening assembly is positioned below the mounting table, and the upper end surface of the upper nut can be in butt joint with the lower end surface of the mounting table; after the installation pipe is tightly held with the pre-tightening assembly, the installation pipe can synchronously rotate with the pre-tightening assembly.

The fixed mounting faucet has the following beneficial effects: 1. through the cooperation of the two nuts of the pre-tightening assembly and the gasket, after the gasket is compressed and deformed, the pre-tightening assembly and the mounting pipe are in a clasping state, so that when the faucet is rotated, the pre-tightening assembly and the faucet (the mounting pipe) synchronously rotate, the mounting stability of the faucet is not affected, and the anti-loosening purpose of the faucet is achieved; 2. the pipe fitting device can be suitable for round surface and non-round surface mounting pipes (plastic and metal), and has strong adaptability.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a cross-sectional view of the utility model after installation.

Fig. 3 is a cross-sectional view of a pretension assembly in accordance with the present utility model.

FIG. 4 is an exploded view of the pretensioning assembly of the present utility model

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Referring to the drawings, a fixed mounting tap comprises a body 100 and a mounting tube 200 which are matched, wherein a pre-tightening assembly 300 is arranged on the periphery of the mounting tube, the pre-tightening assembly comprises an upper nut 10 and a lower nut 20 which are in threaded connection with the periphery of the mounting tube, a gasket 30 is arranged between the upper nut and the lower nut, the gasket is positioned on the periphery of the mounting tube, and the gasket can be extruded and deformed by the upper nut and the lower nut so as to enable the mounting tube to be tightly held with the pre-tightening assembly. The utility model comprises a body, a mounting tube, an upper nut, a gasket and a lower nut, wherein the gasket is firstly mounted on the upper nut, and then the upper nut and the gasket are connected with the lower nut through a limiting structure, and the description of the clamping convex blocks and the connecting grooves is specifically referred to below. The upper nut and the lower nut are provided with threads which are matched with the mounting pipe. When locking the tap, the lower nut drives the upper nut to rotate, on the one hand, the tap is pre-tightened through the upper nut and the lower nut, on the other hand, the lower nut rotates and can extrude the gasket, the gasket deforms to enable the installation tube, the upper nut and the lower nut to be clasped, when the tap rotates, the installation tube can drive the pre-tightening assembly to rotate together, and therefore looseness prevention is achieved, the upper nut and the lower nut are matched with the connecting groove through the clamping convex blocks to limit, and the lower nut rotates to drive the upper nut to rotate. When the upper nut rotates upwards, the gasket is extruded, and the gasket can be extruded onto the mounting pipe due to deformation, so that the mounting pipe, the upper nut and the lower nut can be tightly held to rotate together.

In use, the upper nut is connected with the lower nut in a matched manner, the lower nut can rotate relative to the upper nut, and when the upper nut does not rotate on the mounting tube, the lower nut continues to rotate so as to enable the lower nut to move towards the upper nut, and therefore the lower nut can deform a gasket matched with the upper nut by extruding the gasket.

Preferably, a first connecting ring 11 is arranged below the upper nut, a clamping convex block 12 is arranged on the peripheral wall of the first connecting ring, and the first connecting ring can be inserted above the lower nut; the periphery wall of lower nut top is provided with can with joint lug matched with spread groove 21, joint lug and spread groove's cooperation has realized being connected last nut and lower nut to form pretension subassembly with the packing ring, when rotating the lower nut, the side butt of joint lug and spread groove's side, can realize going up nut and lower nut synchronous rotation like this.

Further, in order to facilitate the installation of the upper nut on the lower nut, an introduction groove 22 capable of being matched with the clamping convex block is arranged above the lower nut from top to bottom, the introduction groove is positioned above the connecting groove, and the introduction groove is connected with the connecting groove; the clamping convex block can rotate and be clamped in the connecting groove after passing through the leading-in groove so as to realize the connection between the upper nut and the lower nut, in the installation, the clamping convex block is aligned with the leading-in groove, so that the upper nut moves towards the direction of the lower nut, when the clamping convex block is positioned in the connecting groove and is released from the constraint of the leading-in groove, the upper nut (the lower nut is fixed) is rotated at the moment, the clamping convex block synchronously rotates and is limited in the connecting groove, and the upper nut and the lower nut are connected together.

Preferably, the arc length of the leading-in groove is greater than the arc length of the clamping convex block, so that the clamping convex block can smoothly move downwards from the leading-in groove, in an embodiment, the arc length of the leading-in groove is only slightly greater than the arc length of the clamping convex block, the arc length of the connecting groove is greater than the arc length of the leading-in groove, in an embodiment, the arc length of the connecting groove is more than 2 times of the arc length of the clamping convex block, and thus, when the upper nut is fixed, the lower nut can rotate relative to the upper nut, preferably 3 times and 4 times, the leading-in groove is arranged above the connecting groove, preferably, the leading-in groove is positioned above the middle part of the connecting groove.

In order to make overall structure's stability better, first go-between periphery is provided with two at least annular distributed's joint lug, be provided with on the lower nut with joint lug quantity corresponding spread groove and leading-in groove, joint lug evenly distributed is in first go-between periphery, and spread groove, leading-in groove also evenly distributed are on the lower nut.

Preferably, the gasket is arranged at the inner periphery of the first connecting ring, so that the gasket can be tightly held with the mounting tube after being deformed by extrusion of the upper nut and the lower nut.

Further, the upper nut and the lower nut are provided with a mounting cavity 500, the gasket is arranged in the mounting cavity, in use, the upper nut, the lower nut and the gasket arranged in the mounting cavity form a pre-tightening assembly, and then the pre-tightening assembly is screwed into the periphery of the mounting pipe, so that the upper nut and the lower nut are in threaded connection with the mounting pipe.

In one embodiment of the utility model, the lower nut is provided with a second connecting ring 23; when the first connecting ring is inserted into the lower nut, the first connecting ring can be positioned at the outer periphery of the second connecting ring, an installation space 24 for installing the first connecting ring and the clamping convex block is arranged between the outer periphery of the second connecting ring and the inner periphery above the lower nut, and the connecting groove is positioned at the outer periphery of the second connecting ring; the upper nut is provided with a first connecting surface 13 at the inner periphery of the first connecting ring, the gasket is positioned between the first connecting surface and the upper end surface of the second connecting ring, in use, the first connecting surface is abutted on the upper end surface of the gasket, and the lower nut continues to rotate, so that the upper end surface of the first connecting ring can be used for extruding the gasket to deform.

Referring to the drawings, the height H1 of the connecting groove is greater than the height H2 of the clamping projection, so as to realize the relative movement of the upper nut and the lower nut in the axial direction.

Preferably, the periphery of the upper nut is provided with an annular ring 14, the annular ring can be received on the upper end face of the lower nut, an annular groove 15 is formed between the lower end of the annular ring and the upper end of the clamping convex block, the peripheral wall of the lower nut above the connecting groove can be positioned in the annular groove, and the height H3 of the annular groove is greater than the distance L1 between the upper side of the connecting groove and the lower nut, so that the upper nut and the lower nut can move relatively in the axial direction.

Referring to fig. 2 of the drawings, a step surface 210 is arranged above the mounting tube, the mounting tube above the step surface is in threaded connection with the body, the mounting tube below the step surface can be in threaded connection with a mounting hole 410 of the mounting table 400, the step surface and/or the body can be in abutting connection with the upper end surface of the mounting table, the pre-tightening assembly is positioned below the mounting table, and the upper end surface of the upper nut can be in abutting connection with the lower end surface of the mounting table; after the installation pipe is tightly held with the pre-tightening assembly, the installation pipe can synchronously rotate with the pre-tightening assembly.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, as noted above, it is to be understood that the utility model is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. The utility model provides a fixed mounting tap, includes matched with body and mounting tube, its characterized in that, the mounting tube periphery is provided with pretension subassembly, pretension subassembly includes the last nut and the lower nut of looks spiro union with the mounting tube periphery, be provided with the packing ring between last nut and the lower nut, the packing ring is located the mounting tube periphery, the packing ring can be by last nut and lower nut extrusion deformation so that mounting tube and pretension subassembly hug tightly.

2. A fixed mount faucet of claim 1, wherein the upper nut is cooperatively coupled to a lower nut, the lower nut being rotatable relative to the upper nut.

3. The fixed mounting tap of claim 2, wherein a first connecting ring is arranged below the upper nut, the gasket is arranged at the inner periphery of the first connecting ring, a clamping projection is arranged on the outer peripheral wall of the first connecting ring, and the first connecting ring can be inserted above the lower nut; and a connecting groove which can be matched with the clamping convex block is formed in the peripheral wall above the lower nut.

4. A fixed mounting tap according to claim 3, wherein a guide groove capable of being matched with the clamping convex block is arranged above the lower nut from top to bottom, the guide groove is positioned above the connecting groove, and the guide groove is connected with the connecting groove; the joint lug can rotate the joint behind the leading-in groove in the spread groove to realize the connection of last nut and lower nut, the arc length of leading-in groove is greater than the arc length of joint lug, the arc of spread groove is greater than the arc length of leading-in groove, the leading-in groove sets up in the top that is located the spread groove.

5. The fixed mounting tap of claim 4, wherein at least two annularly distributed clamping projections are arranged on the periphery of the first connecting ring, and connecting grooves and leading-in grooves corresponding to the number of the clamping projections are arranged on the lower nut.

6. A fixed mount tap as claimed in claim 1, wherein the upper and lower nuts are provided with mounting cavities and the washers are disposed within the mounting cavities.

7. A fixed mount tap according to any of claims 3-5, wherein said lower nut is provided with a second coupling ring; when the first connecting ring is inserted into the lower nut, the first connecting ring can be positioned at the outer periphery of the second connecting ring, an installation space for installing the first connecting ring and the clamping convex block is arranged between the outer periphery of the second connecting ring and the inner periphery above the lower nut, and the connecting groove is positioned at the outer periphery of the second connecting ring; the upper nut is arranged at the inner periphery of the first connecting ring and is provided with a first connecting surface, and the gasket is arranged between the first connecting surface and the upper end surface of the second connecting ring.

8. A fixed mounting tap as claimed in claim 3 wherein the height of the attachment slot is greater than the height of the snap tab to effect relative movement of the upper nut and lower nut in an axial direction.

9. A fixed mounting tap according to claim 3 wherein an annular ring is provided on the outer periphery of the upper nut, the annular ring is received on the upper end face of the lower nut, an annular groove is formed between the lower end of the annular ring and the upper end of the locking projection, the peripheral wall of the lower nut above the connecting groove is located in the annular groove, and the height of the annular groove is greater than the distance between the upper end of the connecting groove and the lower nut.

10. A fixed mounting tap according to claim 1, wherein a step surface is arranged above the mounting tube, the mounting tube above the step surface is in threaded connection with the body, the mounting tube below the step surface can be in threaded connection with the mounting hole of the mounting table, the step surface and/or the body can be in abutting connection with the upper end surface of the mounting table, the pre-tightening assembly is located below the mounting table, and the upper end surface of the upper nut can be in abutting connection with the lower end surface of the mounting table; after the installation pipe is tightly held with the pre-tightening assembly, the installation pipe can synchronously rotate with the pre-tightening assembly.