Locking device and faucet assembly

Abstract

The locking device comprises an outer sleeve and an inner sleeve movably arranged in the outer sleeve in a sleeved mode, a locking piece is arranged at one end of the inner sleeve or the outer sleeve, and the locking piece is used for being connected with a faucet so as to lock the faucet on a table top; first limiting positions are arranged on the inner wall of the outer sleeve; second limiting positions are arranged on the outer wall of the inner sleeve; the outer sleeve has a storage position and a working position in the moving process relative to the inner sleeve; when the outer sleeve is in the working position, the inner sleeve extends out of the outer sleeve, and the length of the fixing device is increased; the outer sleeve is pushed upwards to store the inner sleeve in the outer sleeve, so that the outer sleeve is located at the storage position and is located in the water tank, and the outer sleeve is prevented from sliding downwards and extending to interfere with other objects below the water tank.

Description

TECHNICAL FIELD

[0001] The utility model relates to faucet mounting device technical field especially relates to a locking device and faucet assembly. BACKGROUND

[0002] At present, when the kitchen faucet is installed on the sink, the connecting end of the faucet is arranged in the sink, and the connecting end is threadedly connected with the locking part located below the sink, so that the faucet is locked in the sink. However, since the depth of the sink exceeds the length of the connecting end, the connecting end is completely located in the installation space below the countertop, and the locking part also needs to be located in the installation space to lock the connecting end. However, the installation space is small, and the locking part is inconvenient to operate, which may cause users to have a poor user experience during subsequent replacement and maintenance. SUMMARY

[0003] The utility model provides a locking device and faucet assembly, aims at improving the convenience of faucet installation, thereby improving the user experience.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] A locking device, comprising an inner sleeve and an outer sleeve telescopically arranged outside the inner sleeve, one end of the inner sleeve or the outer sleeve is provided with a locking part for connecting with the faucet; the inner wall of the outer sleeve is provided with a first limiting position, and the outer wall of the inner sleeve is provided with a second limiting position;

[0006] The outer sleeve has a storage position and a working position during telescopic movement. When the outer sleeve is in the storage position, the inner sleeve is stored in the outer sleeve. When the outer sleeve is in the working position, the first limiting position and the second limiting position are concave-convex matched to limit the axial and circumferential movement between the outer sleeve and the inner sleeve, and the inner sleeve is driven to rotate by the circumferential rotation of the outer sleeve.

[0007] Further, the outer wall of the inner sleeve is provided with a guide position along the axial direction, the first limiting position and the guide position are concave-convex matched, and can reciprocate along the guide position. The first limiting position can abut against one end of the guide position away from the locking part to limit the continuous movement of the outer sleeve, and the side of the guide position away from the locking part is communicated with the second limiting position.

[0008] Further, the guide position is a guide groove, and the outer wall of the inner sleeve is provided with a limiting groove communicated with one end of the guide groove. The limiting groove extends along the circumferential direction of the inner sleeve, and the limiting groove constitutes the second limiting position. The first limiting position is a limiting block.

[0009] Further, one end of the guide groove away from the locking part is provided with a stop block, one end of the stop block away from the guide groove is provided with a first guide surface, and one end of the limiting block is provided with a second guide surface. When the inner sleeve is installed in the outer sleeve, the first guide surface abuts against the second guide surface.

[0010] Further, the block is provided with a first limiting surface near one end of the guide groove, and the other end of the limiting block is provided with a second limiting surface, when the inner sleeve is extended to the maximum length, the first limiting surface abuts against the second limiting surface.

[0011] Further, the limiting groove is arranged at one end of the guide groove away from the locking member, when the first limiting surface abuts against the second limiting surface, the outer sleeve is rotated to make the limiting block slide into the limiting groove.

[0012] Further, the outer wall of the inner sleeve is provided with a plurality of guide grooves and limiting grooves which are uniformly circumferentially arranged around the axis of the inner sleeve, and the inner wall of the outer sleeve is provided with a plurality of limiting blocks corresponding to the guide grooves.

[0013] Further, the inner wall of the outer sleeve is provided with a first clamping position, and the outer wall of the inner sleeve is provided with a second clamping position, when the outer sleeve is in the storage position, the first clamping position is detachably clamped to the second clamping position.

[0014] Further, one of the first clamping position and the second clamping position is a convex part, and the other is a groove, and the end face of the convex part and the groove mouth are provided with guide arc surfaces.

[0015] A faucet assembly, comprising a faucet body, the faucet body is provided with a connecting end, characterized in that, further comprising the locking device of any one of the above, and the locking member is threadedly connected to the connecting end.

[0016] The utility model discloses the beneficial effects are:

[0017] 1. The utility model provides a locking device, including the outer sleeve and the inner sleeve of movable sleeve in the outer sleeve, and one end of the inner sleeve or the outer sleeve is equipped with the locking member, the inner wall of the outer sleeve is equipped with the first limit position, and the outer wall of the inner sleeve is equipped with the second limit position, and the outer sleeve has the storage position and the working position in the relative movement process of the inner sleeve. The inner sleeve is extended to the outer sleeve, so that the outer sleeve is located in the installation space below the table top, the operation space of the outer sleeve is expanded, and the first limit position and the second limit position are matched with each other, the axial and circumferential movement between the outer sleeve and the inner sleeve is limited, and the outer sleeve is driven to rotate to make the locking member be threadedly connected to the connecting end, so that the faucet is locked in the sink, and the installation convenience of the faucet is improved. After completing locking, the inner sleeve is stored in the outer sleeve by pushing the outer sleeve, so that the outer sleeve is located in the installation space below the table top, and other objects below the sink are avoided from being interfered by the outer sleeve sliding and extending.

[0018] 2. The utility model provides a locking device, and the second limit position is communicated on the side away from the locking member of the guide position, so that the outer sleeve can be circumferentially rotated when moving a certain length along the inner sleeve axis, so that the first limit position is connected to the second limit position, and then the inner sleeve is driven to rotate circumferentially.

[0019] 3. The utility model provides a locking device, the one end of the baffle away from the guide groove is equipped with first guide surface, the limiting block is equipped with second guide surface, when the inner cover is installed in the outer cover, first guide surface and second guide surface mutually abut, thereby facilitating the outer cover is equipped with in the inner cover.

[0020] 4. The utility model provides a locking device, the one end of the baffle close to the guide groove is equipped with first limit surface, the other end of the limiting block is equipped with second limit surface, when the inner cover stretches out the maximum length, first limit surface abuts at second limit surface, and the outer cover continues to move is limited, prevents the outer cover from separating from the inner cover.

[0021] 5. The utility model provides a locking device, sets up a plurality of guide grooves, limiting blocks and limit grooves, make the inner cover multiple force, further facilitate through the outer cover drive inner cover rotation.

[0022] 6. The utility model provides a locking device, first clamping position detachable clamping in second clamping position, with the outer cover has stable storage position, avoids the outer cover to slide down, simultaneously, one of first clamping position and second clamping position is the male part, and the other is the recess, the male part end face all around and the slot mouth of recess are equipped with guide camber, facilitate the mutual clamping and disengagement between first clamping position and second clamping position. DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only is some embodiments of the utility model, and for ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0024] Figure 1 It is a schematic view of a locking device of the utility model;

[0025] Figure 2 It is an exploded view of a locking device of the utility model;

[0026] Figure 3 It is a sectional view of a locking device of the utility model when being in storage position;

[0027] Figure 4 It is Figure 3 The local enlarged view of A in;

[0028] Figure 5 It is a sectional view of a locking device of the utility model when being in working position;

[0029] Figure 6 It is Figure 5 The local enlarged view of B in;

[0030] Figure 7 For Figure 5 A-A direction cross-sectional view of the lock device in the working position;

[0031] Figure 8 For another angle cross-sectional view of the lock device in the working position of the utility model;

[0032] Figure 9 For Figure 8 B-B direction cross-sectional view of the lock device;

[0033] Figure 10 For the maximum extension length diagram of the inner sleeve of the lock device;

[0034] Figure 11 For the limit block and limit position cooperation diagram of the lock device;

[0035] Figure 12 For the first installation step diagram of the faucet assembly of the utility model;

[0036] Figure 13 For the second installation step diagram of the faucet assembly of the utility model;

[0037] Figure 14 For the third installation step diagram of the faucet assembly of the utility model;

[0038] In the figure, 10, inner sleeve; 20, outer sleeve; 30, locking piece; 401, first limit position; 402, second limit position; 50, guide position; 601, limit block; 602, limit slot; 70, guide slot; 80, stop block; 901, first guide surface; 902, second guide surface; 1001, first limit surface; 1002, second limit surface; 1101, first clamping position; 1102, second clamping position; 1201, faucet body; 1202, connecting end; 130, sink; 140, installation space. DETAILED DESCRIPTION

[0039] Example one

[0040] The utility model is described in detail below. Figures 1-11 The utility model is described in detail below.

[0041] As Figures 1-2 shown, a kind of lock device, including inner sleeve 10 and scalable sleeve set in the outer of inner sleeve 10 outer sleeve 20, the one end of inner sleeve 10 is equipped with locking piece 30, locking piece 30 is used to be connected with faucet;Outer sleeve 20 inner wall is equipped with first limit position 401, and inner sleeve 10 outer wall is equipped with second limit position 402;

[0042] The outer sleeve 20 has a storage position and a working position during extension and retraction. When the outer sleeve 20 is in the storage position, as shown in Figure 3 , the inner sleeve 10 is stored in the outer sleeve 20; when the outer sleeve 20 is in the working position, as shown in Figure 8 and Figure 11 , the first limiting position 401 and the second limiting position 402 are in concave-convex cooperation, limiting the axial and circumferential movement between the outer sleeve 20 and the inner sleeve 10, and driving the inner sleeve 10 to rotate through the circumferential rotation of the outer sleeve 20. In other embodiments, the locking member 30 can also be arranged at one end of the outer sleeve 20.

[0043] In use, the inner sleeve 10 extends out of the outer sleeve 20, so that the outer sleeve 20 is located outside the installation space 140 under the countertop, expanding the operation space of the outer sleeve 20, while the first limiting position 401 and the second limiting position 402 cooperate with each other to limit the axial and circumferential movement between the outer sleeve 20 and the inner sleeve 10, and drive the inner sleeve 10 to rotate through the circumferential rotation of the outer sleeve 20, so that the locking member 30 is threadedly connected to the connecting end 1202, thereby locking the faucet to the sink 130 or the face basin, improving the installation convenience of the faucet; after locking is completed, the outer sleeve 20 is pushed up to store the inner sleeve 10 in the outer sleeve 20, so that the outer sleeve 20 is located inside the installation space 140 under the countertop, avoiding the outer sleeve from sliding downward to interfere with other objects under the sink 130.

[0044] In this embodiment, the outer wall of the inner sleeve 10 is provided with a guide position 50 along the axial direction, the first limiting position 401 and the guide position 50 are in concave-convex cooperation with each other, the first limiting position 401 can reciprocate along the guide position 50, the first limiting position 401 can abut against one end of the guide position 50 away from the locking member 30 to limit the continuous movement of the outer sleeve 20, and the side of the guide position 50 away from the locking member 30 is communicated with the second limiting position 402. Further, the guide position 50 is a guide groove 70, the outer wall of the inner sleeve 10 is provided with a limiting groove 602 communicated with one end of the guide groove 70, the limiting groove 602 extends along the circumferential direction of the inner sleeve 10, the limiting groove 602 constitutes the second limiting position 402, and the first limiting position 401 is a limiting block 601. Therefore, the outer sleeve 20 can be rotated circumferentially after moving a certain length along the axial direction of the inner sleeve 10, so that the limiting block 601 is clamped in the limiting groove 602, thereby driving the inner sleeve 10 to rotate circumferentially.

[0045] In this embodiment, the end of the guide groove 70 away from the locking member 30 is provided with a stop block 80, the end of the stop block 80 away from the guide groove 70 is provided with a first guide surface 901, and one end of the limiting block 601 is provided with a second guide surface 902, when the inner sleeve 10 is installed in the outer sleeve 20, the first guide surface 901 abuts against the second guide surface 902, thereby facilitating the outer sleeve 20 to be sleeved on the outer wall of the inner sleeve 10.

[0046] In the embodiment, the stop block 80 is provided with a first limiting surface 1001 close to one end of the guide groove 70, and the other end of the limiting block 601 is provided with a second limiting surface 1002. When the inner sleeve 10 is extended to the maximum length, the first limiting surface 1001 abuts against the second limiting surface 1002, limiting the outer sleeve 20 from continuing to move, and preventing the outer sleeve 20 from being separated from the inner sleeve 10. Further, the limiting groove 602 is arranged at one end of the guide groove 70 away from the locking piece 30, as shown in Figure 10 and Figure 11 When the inner sleeve 10 is extended to the maximum length, the first limiting surface 1001 abuts against the second limiting surface 1002, and rotating the outer sleeve 20 makes the limiting block 601 slide into the limiting groove 602.

[0047] In the embodiment, the outer wall of the inner sleeve 10 is provided with a plurality of guide grooves 70 and limiting grooves 602 arranged uniformly in the circumferential direction around the axis of the inner sleeve 10, and the inner wall of the outer sleeve 20 is provided with a plurality of limiting blocks 601 corresponding to the guide grooves 70 one by one. The guide grooves 70, the limiting grooves 602 and the limiting blocks 601 cooperate with each other, so that the inner sleeve 10 is subjected to force at multiple positions, and it is further convenient to drive the inner sleeve 10 to rotate by the outer sleeve 20.

[0048] In the embodiment, the inner wall of the outer sleeve 20 is provided with a first clamping position 1101, and the outer wall of the inner sleeve 10 is provided with a second clamping position 1102. When the outer sleeve 20 is in the storage position, as shown in Figure 3 and Figure 4 The first clamping position 1101 can be detachably clamped to the second clamping position 1102, so that the outer sleeve 20 has a stable storage position, and the outer sleeve 20 is prevented from sliding down. Further, one of the first clamping position 1101 and the second clamping position 1102 is a convex portion, and the other is a recess. The end face of the convex portion and the slot of the recess are provided with guide curved surfaces, so as to facilitate the mutual clamping and disengagement between the first clamping position 1101 and the second clamping position 1102.

[0049] In the embodiment, the working principle of the locking device is as follows:

[0050] When installing the faucet, the inner sleeve 10 is pulled out of the outer sleeve 20 until the inner sleeve 10 is extended to the maximum length. The outer sleeve 20 is rotated in the first direction, the limiting block 601 arranged on the inner wall of the outer sleeve 20 is slid into the limiting groove 602 arranged on the outer wall of the inner sleeve 10, the inner sleeve 10 is extended from the inside of the outer sleeve 20 and fixed, at this time, the outer sleeve 20 is in the working position, and the installation and fixation of the faucet can be carried out. The user rotates the outer sleeve 20 in the second direction opposite to the first direction, the limiting block 601 slides out of the limiting groove 602, and the outer sleeve 20 is pushed up until the first clamping position 1101 arranged on the inner wall of the outer sleeve 20 is clamped to the second clamping position 1102 arranged on the outer wall of the inner sleeve 10, at this time, the outer sleeve 20 is in the storage position.

[0051] Embodiment Two

[0052] The following will be describedFigures 12-14 The utility model is explained in detail.

[0053] The utility model provides a faucet assembly, including faucet body 1201, faucet body 1201 is equipped with connecting end 1202, and the faucet body can be installed in sink 130, washbasin or other basin-like parts, still include the locking device as described before, and locking piece 30 is screwed on connecting end 1202. With sink 130 as an example, the installation process is as follows:

[0054] S1, connecting end 1202 is arranged in sink 130, so that connecting end 1202 is located in the installation space 140 under the table top, and the inner sleeve 10 reaches the maximum length, rotates the outer sleeve 20 along the first direction so that the limiting block 601 is clamped in the limiting groove 602, as shown in Figure 8 、 Figure 9 And Figure 11 As shown, then the inner sleeve 10 is inserted into the installation space 140 under the table top, as shown in Figure 12 ;

[0055] S2, the inner sleeve 10 continues to move upwards until the locking piece 30 is screwed on the connecting end 1202, and the outer sleeve 20 is continuously rotated along the first direction to drive the inner sleeve 10 to rotate until the locking piece 30 is locked on the connecting end 1202, as shown in Figure 13 ;

[0056] S3, rotate the outer sleeve 20 along the second direction, the second direction is opposite to the rotating direction of the first direction, so that the limiting block 601 is separated from the limiting groove 602, and the limiting block 601 moves upwards along the guide groove 70, so that the convex part is clamped in the groove, as shown in Figure 14 , ensure that the outer sleeve 20 is in a stable storage position.

[0057] The above embodiment is only for illustrating the technical concept and characteristics of the utility model, and its purpose is to enable those skilled in the art to understand the content of the utility model and implement it, and it cannot limit the protection scope of the utility model. Any equivalent change or modification according to the spirit and essence of the utility model should be covered in the protection scope of the utility model.

Claims

1. A locking device, characterized in that The locking device comprises an inner sleeve and an outer sleeve arranged outside the inner sleeve, one end of the inner sleeve or the outer sleeve is provided with a locking member for connecting with a faucet, the inner wall of the outer sleeve is provided with a first limiting position, and the outer wall of the inner sleeve is provided with a second limiting position; The outer sleeve has a storage position and a working position during the extension and retraction process, when the outer sleeve is in the storage position, the inner sleeve is stored in the outer sleeve, when the outer sleeve is in the working position, the first limiting position and the second limiting position are in concave-convex cooperation, thereby limiting the axial and circumferential movement between the outer sleeve and the inner sleeve, and the outer sleeve is driven to rotate by the circumferential rotation of the outer sleeve.

2. A locking device as claimed in claim 1, characterised in that The outer wall of the inner sleeve is provided with a guide position along the axial direction, the first limiting position and the guide position are adapted to each other in concave-convex, and can reciprocate along the guide position, the first limiting position can abut against one end of the guide position away from the locking member, thereby limiting the continuous movement of the outer sleeve, and the side of the guide position away from the locking member is communicated with the second limiting position.

3. A locking device as claimed in claim 2, wherein The guide position is a guide groove, the outer wall of the inner sleeve is provided with a limiting groove communicated with one end of the guide groove, the limiting groove extends along the circumferential direction of the inner sleeve, the limiting groove constitutes the second limiting position, and the first limiting position is a limiting block.

4. A locking device as claimed in claim 3, wherein the locking device is adapted to be mounted on a door jamb of a door. One end of the limiting block is provided with a second guide surface, when the inner sleeve is installed in the outer sleeve, the first guide surface abuts against the second guide surface.

5. A locking device as claimed in claim 4, wherein the locking device is adapted to be mounted on a door jamb of a door. One end of the limiting block is provided with a second limiting surface, when the inner sleeve extends to the maximum length, the first limiting surface abuts against the second limiting surface.

6. A locking device as claimed in claim 5, wherein The limiting groove is arranged at one end of the guide groove away from the locking member, when the first limiting surface abuts against the second limiting surface, the outer sleeve is rotated to make the limiting block slide into the limiting groove.

7. A locking device as claimed in any one of claims 3 to 6, wherein, The outer wall of the inner sleeve is provided with a plurality of guide grooves and limiting grooves which are uniformly arranged in the circumferential direction around the axis of the inner sleeve, and the inner wall of the outer sleeve is provided with a plurality of limiting blocks corresponding to the guide grooves.

8. A locking device as claimed in claim 1, characterised in that The inner wall of the outer sleeve is provided with a first clamping position, and the outer wall of the inner sleeve is provided with a second clamping position, when the outer sleeve is in the storage position, the first clamping position is detachably clamped to the second clamping position.

9. A locking device as claimed in claim 8, characterised in that One of the first clamping position and the second clamping position is a convex part, and the other is a concave groove, the end face of the convex part and the slot of the concave groove are provided with a guide arc surface.

10. A faucet assembly comprising a faucet body provided with a connection end, characterized in that The locking device comprises an inner sleeve and an outer sleeve arranged outside the inner sleeve, one end of the inner sleeve or the outer sleeve is provided with a locking member for connecting with a faucet, the inner wall of the outer sleeve is provided with a first limiting position, and the outer wall of the inner sleeve is provided with a second limiting position;

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