Flexible joint for valve faucet

Abstract

The utility model relates to the technical field of valve hose butt joint, in particular to a flexible joint for a valve faucet. Comprising two fixing frames, the two fixing frames are fixedly connected with the arc face of the hose, and the two fixing frames are located on the two sides of the hose respectively. Butt joint frames are fixedly connected to the positions, corresponding to the fixing frames, of the surfaces of the two sides of the valve pipe, the arc surfaces of the two ends of the fixing frames and the butt joint frames are slidably connected with the same limiting frame, the inner walls of the limiting frames abut against the surfaces of the hose and the valve pipe, and the arc surfaces of the two ends of the fixing frames and the butt joint frames are in threaded connection with the same fixing shaft; the ends, close to each other, of the hose and the valve pipe are slidably inserted with the same lining pipe. The flexible joint for the valve faucet has the advantage that the flexible pipe and the valve pipe can be conveniently butted and limited.

Description

Technical Field

[0001] The utility model relates to the technical field of valve hose docking, in particular to a flexible joint for a valve faucet. Background Art

[0002] A flexible joint is a pipe joint with high elasticity, high airtightness, resistance to media and resistance to climate. When it is necessary to replace and repair an aging hose, it is extremely inconvenient to disassemble the hose and install a new pipe, which is relatively common in valve faucet pipeline equipment.

[0003] The prior art such as the utility model with the publication number of CN213452260U discloses a flexible joint for a valve faucet. The patent includes a flexible joint structure, and metal joints are fixedly connected to both ends of the outer surface of the flexible joint structure. Fixed structures are symmetrically arranged on the opposite sides of the two metal joints. Socket structures are clamped on the outer sides of the two metal joints. A metal pipe is fixedly connected between the two socket structures. A first card slot is fixedly arranged at one end of the metal pipe close to the flexible joint structure. By using the designs of the socket structure and the flexible joint structure, the first card slot and the second card slot are locked with each other by rotating the metal pipe. The fixing bolt passes through the first sealing ring and is threadedly connected inside the fixing screw hole, so that the metal pipe is fixedly connected with the flexible joint. It is convenient and fast to install, replace or repair and disassemble the hose. A second sealing ring is fixedly arranged at the top of the metal ring to achieve double sealing and ensure the sealing performance at the connection between the metal pipe and the flexible joint structure.

[0004] It is found in valve faucet pipeline equipment that during the use of a valve pipe, since the discharge end of a general valve pipe needs to be docked with an additional pipe, and usually the valve pipe is fixedly connected to a hose, in this case, the hose at one end of the valve pipe will be used for a long time, resulting in the problem that the hose ages and is inconvenient to replace and limit. Summary of the Utility Model

[0005] The purpose of the utility model is to solve the defect in the prior art that during the use of a valve pipe, since the discharge end of a general valve pipe needs to be docked with an additional pipe, and usually the valve pipe is fixedly connected to a hose, in this case, the hose at one end of the valve pipe will be used for a long time, resulting in the problem that the hose ages and is inconvenient to replace and limit.

[0006] To solve the above technical problems, the present utility model provides a flexible joint for a valve faucet, including: a valve pipe, the upper surface of the valve pipe is rotatably connected with a valve stem, one end of the valve pipe away from the valve stem is provided with a hose, and an adjusting device is arranged at one end where the valve pipe and the hose are close to each other. The adjusting device includes two fixing frames, both of the two fixing frames are fixedly connected with the arc surface of the hose, and the two fixing frames are respectively located on both sides of the hose. Docking frames are fixedly connected to the positions of the two side surfaces of the valve pipe corresponding to the fixing frames. The same limiting frame is slidably connected to the arc surfaces at both ends of the fixing frame and the docking frame. The inner wall of the limiting frame abuts against the surfaces of the hose and the valve pipe. The same fixing shaft is threadedly connected to the arc surfaces at both ends of the fixing frame and the docking frame. The same inner lining pipe is slidably inserted into one end where the hose and the valve pipe are close to each other.

[0007] The effects achieved by the above components are as follows: During the use of the valve pipeline, it is usually necessary to install a hose at one end of the valve faucet pipeline. In order to facilitate the installation and limitation of the hose, at this time, one end of the hose close to the valve pipe is taken, and then the hose and the valve pipe are butt-joined and fixed by using the inner lining pipe. After that, the fixing frames on both sides of the hose are spliced and aligned with the docking frames on both sides of the valve pipe, and then the limiting frame is inserted for protection. Finally, the fixing shaft is used to threadedly connect and fix the fixing frame and the docking frame, so as to effectively and conveniently install and limit the entire hose and valve pipe.

[0008] Preferably, the same protective ring is sleeved on the arc surfaces of the fixing frame and the docking frame, and the surface of the protective ring abuts against the bottom end of the fixing shaft.

[0009] The effects achieved by the above components are as follows: During the process of rotating and fixing the fixing shaft, the protective ring can be used to prevent the fixing shaft from loosening and falling off.

[0010] Preferably, the limiting frame is a stainless steel frame for improving the service strength.

[0011] The effects achieved by the above components are as follows: The stainless steel limiting frame can be used for long-term operation, and the aging and damage of the limiting frame can be avoided.

[0012] Preferably, an extrusion ring is fixedly connected to the arc surface of the inner lining pipe, and clamping grooves are formed on both sides of the extrusion ring, and sealing rings are fixedly connected to the inner walls of the clamping grooves.

[0013] The effects achieved by the above components are as follows: The extrusion ring and the sealing ring on the surface of the inner lining pipe can effectively increase the sealing performance.

[0014] Preferably, an auxiliary device is provided on the surfaces of the ends of the valve pipe and the hose that are close to each other. The auxiliary device includes a first protective frame and a second protective frame. The inner walls of both ends of the first protective frame and the second protective frame are clamped with the arc surfaces of the valve pipe and the hose. One side of the first protective frame and the second protective frame that are close to each other abuts against each other. The same positioning shaft is threadedly connected to the arc surfaces at both ends of the first protective frame and the second protective frame. Friction blocks and auxiliary blocks are respectively fixedly connected to the inner walls at both ends of the first protective frame and the second protective frame. The surfaces of the friction blocks and the auxiliary blocks abut against the surfaces of the valve pipe and the hose respectively.

[0015] The effects achieved by the above components are as follows: After docking and fixing the hose and the valve pipe, in order to better protect the outer surface of the docking part of the hose and the valve pipe, at this time, the first protective frame and the second protective frame are used for docking protection, and then the positioning shaft is used to threadedly limit and fix the first protective frame and the second protective frame. At the same time, the friction pads and auxiliary blocks fixed at both ends of the first protective frame and the second protective frame are used to increase friction and prevent the first protective frame and the second protective frame from shifting and sliding.

[0016] Preferably, a plurality of friction grooves are formed on the arc surface of the positioning shaft, and the plurality of friction grooves are evenly distributed on the surface of the positioning shaft.

[0017] The effects achieved by the above components are as follows: During the rotation of the positioning shaft, the friction grooves formed on the surface of the positioning shaft can be used to increase friction, which is convenient for better rotating operation of the positioning shaft.

[0018] Preferably, both the friction block and the auxiliary block are rubber blocks, and the cross sections of the friction block and the auxiliary block are arc-shaped.

[0019] The effects achieved by the above components are as follows: The friction blocks and auxiliary blocks made of rubber material can protect the first protective frame and the second protective frame and prevent sliding displacement.

[0020] Compared with the related art, a soft joint for a valve faucet provided by the present utility model has the following beneficial effects:

[0021] The utility model provides a flexible joint for a valve faucet. During the use of a valve pipeline, it is usually necessary to install a hose at one end of the valve faucet pipeline. In order to facilitate the installation and limitation of the hose, at this time, the end of the hose close to the valve pipe is taken, and then the hose and the valve pipe are butt-jointed and fixed by using a lining pipe. After that, the fixing frames on both sides of the hose are spliced and aligned with the docking frames on both sides of the valve pipe, and then a limiting frame is used for plugging protection. Finally, a fixing shaft is used to threadedly connect and fix the fixing frame and the docking frame, so as to effectively and conveniently install and limit the entire hose and valve pipe. During the process of rotating and fixing the fixing shaft, a protective ring can be used to prevent the fixing shaft from loosening and falling off. At the same time, the extrusion ring and the sealing ring on the surface of the lining pipe can effectively increase the sealing performance. By operating the adjusting device, the docking and limitation of the hose and the valve pipe are achieved, and it is avoided that it is inconvenient to replace the hose after it ages and cannot be used.

[0022] After the hose and the valve pipe are butt-jointed and fixed, in order to better protect the outer surface of the butt-joint of the hose and the valve pipe, at this time, a first protective frame and a second protective frame are used for butt-joint protection. After that, a positioning shaft is used to threadedly limit and fix the first protective frame and the second protective frame. At the same time, friction pads and auxiliary blocks fixed at both ends of the first protective frame and the second protective frame are used to increase friction and prevent the first protective frame and the second protective frame from shifting and sliding. During the process of rotating the positioning shaft, the friction grooves formed on the surface of the positioning shaft can be used to increase friction, which is convenient for better rotating operation of the positioning shaft. By operating the auxiliary device, the outer surface protection after the hose and the valve pipe are butt-jointed is achieved, and damage caused by external environmental factors is avoided. Brief Description of the Drawings

[0023] Figure 1 is a schematic structural diagram of a flexible joint for a valve faucet provided by the utility model;

[0024] Figure 2 is Figure 1 a schematic structural diagram of the adjusting device shown in

[0025] Figure 3 is Figure 2 a schematic exploded structural diagram of the adjusting device shown in

[0026] Figure 4 is Figure 1 a schematic structural diagram of the auxiliary device shown in

[0027] Reference numerals in the figure: 1, valve pipe; 2, valve stem; 3, hose; 4, adjusting device; 41, limit frame; 42, fixing frame; 43, docking frame; 44, inner lining pipe; 45, extrusion ring; 46, sealing ring; 47, fixing shaft; 48, protective ring; 49, clamping groove; 5, auxiliary device; 51, first protective frame; 52, second protective frame; 53, friction block; 54, positioning shaft; 55, friction groove; 56, auxiliary block. Detailed implementation manners

[0028] In order to make the objectives, technical solutions and advantages of the present utility model clearer and more understandable, the present utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0029] The following describes in detail the specific implementation of the present utility model in conjunction with specific embodiments.

[0030] Please refer to Figures 1 to 4 , a flexible joint for a valve faucet provided by an embodiment of the present utility model includes: a valve pipe 1, a valve stem 2 is rotatably connected to the upper surface of the valve pipe 1, a hose 3 is installed at one end of the valve pipe 1 away from the valve stem 2, an adjusting device 4 is provided at one end of the valve pipe 1 and the hose 3 close to each other, and an auxiliary device 5 is provided on the surfaces of the valve pipe 1 and the hose 3 close to each other.

[0031] In an embodiment of the present utility model, please refer to Figure 2 and Figure 3 , the adjusting device 4 includes two fixing frames 42, both of the two fixing frames 42 are fixedly connected to the arc surface of the hose 3, the two fixing frames 42 are respectively located on both sides of the hose 3, docking frames 43 are fixedly connected to the positions corresponding to the fixing frames 42 on the surfaces of both sides of the valve pipe 1, a same limit frame 41 is slidably connected to the arc surfaces at both ends of the fixing frame 42 and the docking frame 43, the inner wall of the limit frame 41 abuts against the surfaces of the hose 3 and the valve pipe 1, a same fixing shaft 47 is threadedly connected to the arc surfaces at both ends of the fixing frame 42 and the docking frame 43, a same inner lining pipe 44 is slidably inserted into one end of the hose 3 and the valve pipe 1 close to each other, a same protective ring 48 is sleeved on the arc surface of the fixing frame 42 and the docking frame 43, the surface of the protective ring 48 abuts against the bottom end of the fixing shaft 47, the limit frame 41 is a stainless steel frame for improving the service strength, an extrusion ring 45 is fixedly connected to the arc surface of the inner lining pipe 44, clamping grooves 49 are opened on both sides of the extrusion ring 45, and sealing rings 46 are fixedly connected to the inner walls of the clamping grooves 49;

[0032] In an embodiment of the present utility model, please refer to Figure 4, the auxiliary device 5 includes a first protective frame 51 and a second protective frame 52. The inner walls at both ends of the first protective frame 51 and the second protective frame 52 are both clamped with the arc surfaces of the valve pipe 1 and the hose 3. One side of the first protective frame 51 and the second protective frame 52 that are close to each other abuts against each other. The arc surfaces at both ends of the first protective frame 51 and the second protective frame 52 are both threadedly connected to the same positioning shaft 54. The inner walls at both ends of the first protective frame 51 and the second protective frame 52 are respectively fixedly connected with a friction block 53 and an auxiliary block 56. The surfaces of the friction block 53 and the auxiliary block 56 respectively abut against the surfaces of the valve pipe 1 and the hose 3. A plurality of friction grooves 55 are formed on the arc surface of the positioning shaft 54, and the plurality of friction grooves 55 are evenly distributed on the surface of the positioning shaft 54. The friction block 53 and the auxiliary block 56 are both rubber blocks, and the cross sections of the friction block 53 and the auxiliary block 56 are arc-shaped;

[0033] The working principle of a flexible joint for a valve faucet provided by the present utility model is as follows: During the use of the valve pipe 1, it is usually necessary to install a hose 3 at one end of the valve faucet pipeline. In order to facilitate the installation and limitation of the hose 3, first, the end of the hose 3 close to the valve pipe 1 is placed, and then the inner lining pipe 44 is slidably inserted between the hose 3 and the valve pipe 1. Then, the fixing frames 42 on both sides of the hose 3 are spliced and aligned with the docking frames 43 on both sides of the valve pipe 1. Then, both ends of the limiting frame 41 are inserted into the fixing frames 42 and the docking frames 43. Then, the fixing shaft 47 is rotated to threadedly connect the fixing frames 42 and the docking frames 43 with the fixing shaft 47. During the process of rotating and fixing the fixing shaft 47, the protective ring 48 is used to increase the friction between the fixing shaft 47 and the limiting frame 41 to prevent the fixing shaft 47 from loosening and falling off. At the same time, the extrusion ring 45 and the sealing ring 46 on the surface of the inner lining pipe 44 are used to increase the sealing performance, so as to perform docking and limitation on the hose 3 and the valve pipe 1, and avoid the inconvenience of replacement when the hose 3 ages and cannot be used.

[0034] After the hose 3 and the valve pipe 1 are docked and fixed, in order to better protect the outer surface of the docking part of the hose 3 and the valve pipe 1, first, the first protective frame 51 and the second protective frame 52 are docked, and then the positioning shaft 54 is threadedly rotated and fixed with the first protective frame 51 and the second protective frame 52. At the same time, the friction pads and the auxiliary blocks 56 fixed at both ends of the first protective frame 51 and the second protective frame 52 are used to increase the friction to prevent the first protective frame 51 and the second protective frame 52 from shifting and sliding. During the process of rotating the positioning shaft 54, the friction grooves 55 formed on the surface of the positioning shaft 54 can be used to increase the friction, which is convenient for better rotating operation of the positioning shaft 54, so as to protect the outer surface after the docking of the hose 3 and the valve pipe 1 and avoid damage.

[0035] The circuits and controls involved in the present utility model are all prior arts and will not be elaborated here.

[0036] The above are only the embodiments of the present utility model, and thus do not limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall similarly be included within the patent protection scope of the present utility model.

Claims

1. A flexible joint for a valve faucet, characterized in that, Including: A valve pipe (1), the upper surface of the valve pipe (1) is rotatably connected with a valve rod (2), one end of the valve pipe (1) far from the valve rod (2) is installed with a hose (3), and an adjusting device (4) is arranged at one end of the valve pipe (1) and the hose (3) close to each other. The adjusting device (4) includes two fixing frames (42), both of the two fixing frames (42) are fixedly connected with the arc surface of the hose (3), and the two fixing frames (42) are respectively located on both sides of the hose (3). Docking frames (43) are fixedly connected to the positions of the two side surfaces of the valve pipe (1) corresponding to the fixing frames (42). The two ends of the fixing frame (42) and the docking frame (43) are both slidably connected with the same limiting frame (41), and the inner wall of the limiting frame (41) abuts against the surfaces of the hose (3) and the valve pipe (1). The two ends of the fixing frame (42) and the docking frame (43) are threadedly connected with the same fixing shaft (47). The hose (3) and the valve pipe (1) are both slidably inserted with the same inner lining pipe (44) at one end close to each other.

2. The flexible joint for a valve faucet according to claim 1, characterized in that, The arc surfaces of the fixing frame (42) and the docking frame (43) are sleeved with the same protective ring (48), and the surface of the protective ring (48) abuts against the bottom end of the fixing shaft (47).

3. The flexible joint for a valve faucet according to claim 1, wherein, The limiting frame (41) is a stainless steel frame for improving the service strength.

4. A flexible joint for a valve faucet according to claim 1, characterized in that An extrusion ring (45) is fixedly connected to the arc surface of the inner lining pipe (44), clamping grooves (49) are formed on both sides of the extrusion ring (45), and sealing rings (46) are fixedly connected to the inner walls of the clamping grooves (49).

5. The flexible joint for a valve faucet according to claim 1, characterized in that An auxiliary device (5) is arranged on the surfaces of the valve pipe (1) and the hose (3) close to each other. The auxiliary device (5) includes a first protective frame (51) and a second protective frame (52). The inner walls of the two ends of the first protective frame (51) and the second protective frame (52) are both clamped with the arc surfaces of the valve pipe (1) and the hose (3). The first protective frame (51) and the second protective frame (52) are abutted against each other on one side close to each other. The two ends of the first protective frame (51) and the second protective frame (52) are both threadedly connected with the same positioning shaft (54). Friction blocks (53) and auxiliary blocks (56) are respectively fixedly connected to the inner walls of the two ends of the first protective frame (51) and the second protective frame (52). The surfaces of the friction blocks (53) and the auxiliary blocks (56) are respectively abutted against the surfaces of the valve pipe (1) and the hose (3).

6. The flexible joint for a valve faucet according to claim 5, characterized in that, A plurality of friction grooves (55) are formed on the arc surface of the positioning shaft (54), and the plurality of friction grooves (55) are evenly distributed on the surface of the positioning shaft (54).

7. The soft joint for a valve faucet according to claim 5, characterized in that, Both the friction block (53) and the auxiliary block (56) are rubber blocks, and the cross sections of the friction block (53) and the auxiliary block (56) are arc-shaped.

Images