Adjustable shower pipe group

Abstract

The adjustable shower pipe set comprises an outer pipe, an inner pipe and an adjusting assembly, one end of the inner pipe is inserted into the outer pipe, the adjusting assembly is installed at one end of the outer pipe and arranged outside the inner pipe in a sleeved mode, a containing space is formed between the inner pipe and the adjusting assembly, an elastic pipe sleeve and a C-shaped locking piece are installed in the containing space, and the C-shaped locking piece is sleeved with the elastic pipe sleeve. The inner pipe is sleeved with the elastic pipe sleeve, the elastic pipe sleeve is sleeved with the C-shaped locking piece, the adjusting assembly comprises a fixing piece fixedly connected to the outer pipe and an adjusting piece movably connected to the fixing piece, and the fixing piece and the adjusting piece move oppositely so that the containing space can be reduced. The C-shaped locking piece and the elastic pipe sleeve are contracted inwards in the radial direction so that the inner pipe can be extruded, locked and fixed to the outer pipe, the fixing piece and the adjusting piece move back to back so that the containing space can be enlarged, and the C-shaped locking piece and the elastic pipe sleeve are expanded outwards in the radial direction so that telescopic adjustment of the inner pipe on the outer pipe can be achieved. The inner pipe is not prone to breaking away from the outer pipe, and the assembling stability of the shower pipe set is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of shower tube sets, in particular to an adjustable shower tube set. Background Art

[0002] The current height-adjustable shower tube set has an adjusting nut threadedly connected to one end of the outer tube, the bottom end of the inner tube is movably inserted inside the top end of the outer tube, an elastic tube sleeve is installed between the adjusting nut and the inner tube body, and the elastic tube sleeve is radially contracted inward by rotating and tightening the adjusting nut to squeeze and lock the inner tube onto the outer tube. The assembly stability of this technical solution is insufficient and cannot withstand high water pressure. When the water pressure reaches 5 bar, the inner tube will break free from the outer tube and move upward, thereby affecting the safety of the shower tube set and the user's shower experience. Utility Model Content

[0003] The utility model aims to provide an adjustable shower pipe set to solve the above-mentioned technical problems.

[0004] To achieve the above-mentioned purpose, the technical solution of the utility model is: an adjustable shower pipe group, comprising an outer tube, an inner tube and an adjusting component, one end of the inner tube is inserted in the outer tube, the adjusting component is installed at one end of the outer tube and sleeved on the outside of the inner tube, an accommodating space is formed between the inner tube and the adjusting component, an elastic tube sleeve and a C-shaped locking piece are installed in the accommodating space, the elastic tube sleeve is sleeved outside the inner tube, the C-shaped locking piece is sleeved outside the elastic tube sleeve, the adjusting component comprises a fixing piece fixedly connected to one end of the outer tube and an adjusting piece movably connected to the fixing piece, the fixing piece and the adjusting piece move towards each other to reduce the accommodating space, thereby causing the C-shaped locking piece and the elastic tube sleeve to contract radially inwardly to squeeze and lock the inner tube on the outer tube, the fixing piece and the adjusting piece move away from each other to increase the accommodating space, thereby causing the C-shaped locking piece and the elastic tube sleeve to expand radially outwardly to realize telescopic adjustment of the inner tube on the outer tube.

[0005] Preferably, the shower tube assembly can withstand a water pressure greater than 10 bar.

[0006] Preferably, the inner wall of the fixing member away from the end of the outer tube is provided with a first inner conical surface, the inner wall of the adjusting member away from the end of the fixing member is provided with a second inner conical surface, and the outer walls at both ends of the C-shaped locking member are respectively provided with a first outer conical surface and a second outer conical surface, the first inner conical surface is extruded and fitted with the first outer conical surface, and the second inner conical surface is extruded and fitted with the second outer conical surface.

[0007] Preferably, the inner wall of the C-shaped locking piece away from one end of the outer tube is provided with a third inner conical surface, the outer wall of the elastic sleeve away from one end of the outer tube is provided with a third outer conical surface, and the third outer conical surface is correspondingly extruded and fitted with the third inner conical surface.

[0008] Preferably, the C-shaped locking member includes a main clamp portion and an end clamp portion, the end clamp portion is located at the end of the main clamp portion away from the outer tube, the circumferential outer side wall of the end of the main clamp portion away from the end clamp portion forms the first outer conical surface, the end clamp portion gradually extends toward the center in the direction away from the main clamp portion, the outer diameter of the end clamp portion gradually decreases in the direction away from the main clamp portion, the circumferential outer side surface of the end clamp portion is the second outer conical surface, and the third inner conical surface is formed on the inner wall of the end clamp portion on the side close to the main clamp portion.

[0009] Preferably, the elastic sleeve comprises a sleeve portion and a tapered sleeve portion, the tapered sleeve portion is located at one end of the sleeve portion away from the outer tube, the outer diameter of the tapered sleeve portion gradually decreases in the direction away from the sleeve portion, and the circumferential outer side surface of the tapered sleeve portion is the third outer tapered surface.

[0010] Preferably, a plurality of notches are provided along the circumferential direction at one end of the C-shaped locking member away from the fixing member, a plurality of grooves are provided along the circumferential direction on the outer wall of the C-shaped locking member, and the grooves and the notches are distributed alternately.

[0011] Preferably, the elastic tube sleeve is an elastic tube sleeve made of rubber material, and the C-shaped locking piece is a C-shaped locking piece made of POM plastic material.

[0012] Preferably, the fixing member is a fixing nut, the adjusting member is an adjusting nut, one end of the outer tube is provided with an outer tube body thread, both ends of the fixing nut are respectively provided with a fixed internal thread and a fixed external thread, one end of the adjusting nut is provided with an adjusting internal thread, the fixed internal thread is threadedly connected to the outer tube body thread, and the adjusting internal thread is threadedly connected to the fixed external thread.

[0013] Preferably, a sealing groove is provided on the inner wall of one end of the adjusting member away from the fixing member, and a sealing ring is installed between the inner tube and the sealing groove for sealing.

[0014] The utility model has the following beneficial effects:

[0015] (1) The utility model reduces the accommodation space by the opposite movement of the fixing member and the adjusting member, thereby causing the C-shaped locking member and the elastic tube sleeve to contract radially inward to squeeze and lock the inner tube on the outer tube. The fixing member and the adjusting member move away from each other to increase the accommodation space, thereby causing the C-shaped locking member and the elastic tube sleeve to expand radially outward to achieve telescopic adjustment of the inner tube on the outer tube. The setting squeezes and holds the elastic tube sleeve by the C-shaped locking member, and then squeezes and holds the inner tube by the elastic tube sleeve, thereby ensuring the installation stability of the inner tube on the outer tube. After testing, it was found that the water pressure that the shower tube group can withstand is greater than 10 bar, so that the inner tube is not easy to break free from the outer tube, thereby ensuring the safety of the shower tube group and the user's shower experience.

[0016] (2) The elastic sleeve is made of rubber material to ensure elastic strength and sealing effect. The C-shaped locking piece is made of POM plastic material, which makes the C-shaped locking piece have excellent friction resistance and ensures service life.

[0017] (3) A plurality of notches are arranged along the circumferential direction at one end of the C-shaped locking member away from the fixing member, and a plurality of grooves are arranged along the circumferential direction on the outer wall of the C-shaped locking member, and the grooves and the notches are distributed alternately. This arrangement enhances the elastic expansion and contraction effect of the C-shaped locking member, thereby increasing the clamping force on the elastic tube sleeve and the inner tube, and further improving the assembly stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall appearance of an embodiment of the utility model.

[0019] Figure 2 It is a cross-sectional view and a partially enlarged schematic diagram of an embodiment of the utility model.

[0020] Figure 3 It is a structural schematic diagram of the elastic tube sleeve of an embodiment of the utility model.

[0021] Figure 4 It is a schematic structural diagram of a C-shaped locking member according to an embodiment of the utility model.

[0022] Figure 5 It is a structural schematic diagram of a fixing member of an embodiment of the utility model.

[0023] Figure 6 It is a structural schematic diagram of the adjusting member of the embodiment of the utility model.

[0024] Figure 7 It is a cross-sectional view of the adjusting member of the embodiment of the utility model.

[0025] The accompanying drawings are marked with: 1 outer tube, 2 inner tube, 3 accommodating space, 4 elastic tube sleeve, 41 tube sleeve portion, 42 cone sleeve portion, 43 third outer cone surface, 5C-shaped locking piece, 51 main clamp portion, 52 end clamp portion, 53 first outer cone surface, 54 second outer cone surface, 55 third inner cone surface, 56 notch, 57 groove, 6 fixing piece, 61 first inner cone surface, 7 adjusting piece, 71 second inner cone surface, 72 clamping section, 73 sealing groove, 8 rubber sealing ring, 9 sealing tube. DETAILED DESCRIPTION

[0026] To further illustrate the various embodiments, the present invention provides drawings. These drawings are part of the disclosure of the present invention, which are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, a person of ordinary skill in the art should be able to understand other possible implementations and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0027] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0028] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] See also Figure 1-7As shown, as an embodiment of the utility model, an adjustable shower pipe group is provided, including an outer tube 1, an inner tube 2 and an adjusting component, one end of the inner tube 2 is inserted in the outer tube 1, the adjusting component is installed at one end of the outer tube 1 and sleeved on the outside of the inner tube 2, an accommodating space 3 is formed between the inner tube 2 and the adjusting component, an elastic tube sleeve 4 and a C-shaped locking member 5 are installed in the accommodating space 3, the elastic tube sleeve 4 is sleeved outside the inner tube 2, and the C-shaped locking member 5 is sleeved outside the elastic tube sleeve 4, the adjusting component includes a fixing member 6 fixedly connected to one end of the outer tube 1 and an adjusting member 7 movably connected to the fixing member 6, the fixing member 6 and the adjusting member 7 move towards each other so that the accommodating space 3 is reduced, thereby causing the C-shaped locking member 5 and the elastic tube sleeve 4 to contract radially inwardly to squeeze and lock the inner tube 2 on the outer tube 1, the fixing member 6 and the adjusting member 7 move away from each other so that the accommodating space 3 is increased, thereby causing the C-shaped locking member 5 and the elastic tube sleeve 4 to expand radially outward to achieve telescopic adjustment of the inner tube 2 on the outer tube 1. This technical solution squeezes and holds the elastic tube sleeve 4 through the C-shaped locking piece 5, and then squeezes and holds the inner tube 2 through the elastic tube sleeve 4, thereby ensuring the installation stability of the inner tube 2 on the outer tube 1. After testing, it was found that the shower tube group can withstand a water pressure greater than 10 bar, so that the inner tube 2 is not easy to break free from the outer tube 1, thereby ensuring the safety of the shower tube group and the user's shower experience.

[0030] In this embodiment, the outer tube 1 is a shower water inlet pipe, and the inner tube 2 is a shower water outlet pipe which is inserted at the top of the shower water inlet pipe in a height-adjustable manner. A shower head is installed at the top of the shower water outlet pipe for the user to perform a shower operation. Of course, in other cases, the inner tube can also be installed in the outer tube in a horizontally telescopically adjustable manner, which is not limited here.

[0031] In this embodiment, the inner wall of the fixing member 6 away from the outer tube 1 is provided with a first inner conical surface 61, the inner wall of the adjusting member 7 away from the fixing member 6 is provided with a second inner conical surface 71, and the outer walls of both ends of the C-shaped locking member 5 are respectively provided with a first outer conical surface 53 and a second outer conical surface 54, the first inner conical surface 61 and the first outer conical surface 53 are correspondingly pressed and matched, and the second inner conical surface 71 and the second outer conical surface 54 are correspondingly pressed and matched, so that when the fixing member 6 and the adjusting member 7 move toward each other, the first inner conical surface 61 and the second inner conical surface 71 gradually approach each other, so that the accommodating space 3 gradually decreases, and the first outer conical surface 53 and the second outer conical surface 54 are squeezed and contracted by the first inner conical surface 61 and the second inner conical surface 71 respectively, so that the two ends of the C-shaped locking member 5 can be radially contracted inwardly to a greater extent, thereby squeezing and holding the elastic sleeve 4, and then the elastic sleeve 4 is radially contracted inwardly to squeeze and lock the inner tube 2 to the outer tube 1, further improving the stability effect, and can limit the C-shaped locking member 5 in the axial direction, further improving the assembly stability and sealing effect, and can achieve the purpose of tightening more and more.

[0032] In this embodiment, the inner wall of the C-shaped locking member 5 away from the outer tube 1 is provided with a third inner conical surface 55, and the outer wall of the elastic tube sleeve 4 away from the outer tube 1 is provided with a third outer conical surface 43. The third outer conical surface 43 and the third inner conical surface 55 are correspondingly extruded and matched, so that the end of the elastic tube sleeve 4 away from the outer tube 1 can be radially contracted inward to a greater extent to squeeze and lock the inner tube 2 to the outer tube 1, further improving the assembly stability while ensuring the sealing effect.

[0033] In this embodiment, the C-shaped locking member 5 includes a main clamping portion 51 and an end clamping portion 52. The end clamping portion 52 is located at the end of the main clamping portion 51 away from the outer tube 1. The circumferential outer side wall of the end of the main clamping portion 51 away from the end clamping portion 52 forms the first outer conical surface 53. The end clamping portion 52 gradually extends toward the center in the direction away from the main clamping portion 51. The outer diameter of the end clamping portion 52 gradually decreases in the direction away from the main clamping portion 51. The circumferential outer side surface of the end clamping portion 52 is the second outer conical surface 54. The third inner conical surface 55 is formed on the inner wall of the end clamping portion 52 on the side close to the main clamping portion 51. The elastic sleeve 4 includes a sleeve portion 41 and a conical surface. The sleeve portion 42, the tapered sleeve portion 42 is located at the end of the sleeve portion 41 away from the outer tube 1, the outer diameter of the tapered sleeve portion 42 gradually decreases in the direction away from the sleeve portion 41, the circumferential outer side surface of the tapered sleeve portion 42 is the third outer tapered surface 43, that is, the inner diameter of the tapered sleeve portion 42 is the same as that of the sleeve portion 41 and corresponds to the outer diameter of the inner tube 2, the maximum outer diameter of the tapered sleeve portion 42 is the same as the outer diameter of the sleeve portion 41, the circumferential outer wall of the sleeve portion 41 is tightly extruded and matched with the circumferential inner wall of the main clamp portion 51, and the circumferential outer wall of the sleeve portion 41 is tightly extruded and matched with the circumferential inner wall of the main clamp portion 51, so as to further ensure assembly stability and sealing effect.

[0034] In this embodiment, a plurality of notches 56 are provided along the circumferential direction at one end of the C-shaped locking member 5 away from the fixing member 6, and a plurality of grooves 57 are provided along the circumferential direction on the outer wall of the C-shaped locking member 5. The notches 56 and the grooves 57 are rectangular, and the length directions of the notches 56 and the grooves 57 are parallel to the axial direction of the C-shaped locking member 5, and the grooves 57 and the notches 56 are staggered. This arrangement enhances the elastic expansion and contraction effect of the C-shaped locking member 5, thereby increasing the clamping force on the elastic tube sleeve 4 and the inner tube 2, and further improving the assembly stability.

[0035] In this embodiment, the elastic tube sleeve 4 is an elastic tube sleeve 4 made of rubber material to ensure elastic strength and sealing effect, and the C-shaped locking piece 5 is a C-shaped locking piece 5 made of POM plastic material, so that the C-shaped locking piece 5 has excellent friction resistance and ensures service life.

[0036] In this embodiment, the fixing member 6 is a fixing nut, and the adjusting member 7 is an adjusting nut. One end of the outer tube 1 is provided with an outer tube thread, and both ends of the fixing nut are respectively provided with a fixed internal thread and a fixed external thread. One end of the adjusting nut is provided with an adjusting internal thread. The fixed internal thread is threadedly connected to the outer tube thread, and the adjusting internal thread is threadedly connected to the fixed external thread. The fixing nut and the adjusting nut are controlled by the threaded connection to move toward each other and tighten to fix the inner tube 2, and to move away from each other and loosen to adjust the telescopic adjustment of the inner tube 2. The operation is easier and more convenient.

[0037] In this embodiment, a sealing groove 73 is provided on the inner wall of the end of the adjusting member 7 away from the fixing member 6, and a sealing ring is installed between the inner tube 2 and the sealing groove 73. The sealing ring is a rubber sealing ring 8, which further ensures the sealing effect and prevents water leakage.

[0038] In this embodiment, mutually parallel clamping cut surfaces 72 are respectively provided on opposite sides of the outer wall of one end of the adjusting member 7 away from the fixing member 6 for being clamped by a wrench for rotation operation.

[0039] In this embodiment, a sealing tube 9 is further included. The outer wall of one end of the sealing tube 9 is sealed with the inner wall of the outer tube 1 through a sealing ring, and the outer wall of the other end of the sealing tube 9 is sealed with the inner wall of the inner tube 2 through a sealing ring. The inner tube 2 and the outer tube 1 are connected through the sealing tube 9. This arrangement further improves the sealing effect between the outer tube 1 and the inner tube 2 and the assembly stability.

[0040] Although the present invention has been specifically demonstrated and described in conjunction with the preferred embodiments, those skilled in the art should understand that various changes made to the present invention in form and detail, without departing from the spirit and scope of the present invention as defined in the appended claims, shall fall within the scope of protection of the present invention.

Claims

1. An adjustable shower tube assembly, characterized in that: The invention comprises an outer tube, an inner tube and an adjusting component, one end of the inner tube is inserted into the outer tube, the adjusting component is installed at one end of the outer tube and sleeved on the outside of the inner tube, an accommodating space is formed between the inner tube and the adjusting component, an elastic tube sleeve and a C-shaped locking piece are installed in the accommodating space, the elastic tube sleeve is sleeved on the outside of the inner tube, the C-shaped locking piece is sleeved on the outside of the elastic tube sleeve, the adjusting component comprises a fixing piece fixedly connected to one end of the outer tube and an adjusting piece movably connected to the fixing piece, the fixing piece and the adjusting piece move towards each other to reduce the accommodating space, thereby causing the C-shaped locking piece and the elastic tube sleeve to contract radially inward to squeeze and lock the inner tube on the outer tube, the fixing piece and the adjusting piece move away from each other to increase the accommodating space, thereby causing the C-shaped locking piece and the elastic tube sleeve to expand radially outward to realize telescopic adjustment of the inner tube on the outer tube.

2. The adjustable shower tube assembly according to claim 1, characterized in that: The shower hose assembly can withstand water pressure greater than 10 bar.

3. The adjustable shower tube assembly according to claim 1, characterized in that: A first inner conical surface is arranged on the inner wall of one end of the fixing member away from the outer tube, a second inner conical surface is arranged on the inner wall of one end of the adjusting member away from the fixing member, and a first outer conical surface and a second outer conical surface are arranged on the outer walls at both ends of the C-shaped locking member respectively, the first inner conical surface is extruded and fitted with the first outer conical surface correspondingly, and the second inner conical surface is extruded and fitted with the second outer conical surface correspondingly.

4. The adjustable shower tube assembly according to claim 3, characterized in that: The inner wall of the C-shaped locking piece away from one end of the outer tube is provided with a third inner conical surface, and the outer wall of the elastic sleeve away from one end of the outer tube is provided with a third outer conical surface, and the third outer conical surface is correspondingly extruded and fitted with the third inner conical surface.

5. The adjustable shower tube assembly according to claim 4, characterized in that: The C-shaped locking member includes a main clamp portion and an end clamp portion, the end clamp portion is located at the end of the main clamp portion away from the outer tube, the circumferential outer side wall of the end of the main clamp portion away from the end clamp portion forms the first outer conical surface, the end clamp portion gradually extends toward the center in the direction away from the main clamp portion, the outer diameter of the end clamp portion gradually decreases in the direction away from the main clamp portion, the circumferential outer side surface of the end clamp portion is the second outer conical surface, and the third inner conical surface is formed on the inner wall of the end clamp portion on the side close to the main clamp portion.

6. The adjustable shower tube assembly according to claim 4, characterized in that: The elastic sleeve includes a sleeve portion and a tapered sleeve portion. The tapered sleeve portion is located at one end of the sleeve portion away from the outer tube. The outer diameter of the tapered sleeve portion gradually decreases in the direction away from the sleeve portion. The circumferential outer side surface of the tapered sleeve portion is the third outer tapered surface.

7. The adjustable shower tube assembly according to claim 1, characterized in that: One end of the C-shaped locking piece away from the fixing piece is provided with a plurality of notches along the circumferential direction, and the outer wall of the C-shaped locking piece is provided with a plurality of grooves along the circumferential direction, and the grooves and the notches are distributed alternately.

8. The adjustable shower tube assembly according to claim 1, characterized in that: The elastic tube sleeve is an elastic tube sleeve made of rubber material, and the C-shaped locking piece is a C-shaped locking piece made of POM plastic material.

9. The adjustable shower tube assembly according to claim 1, characterized in that: The fixing part is a fixing nut, and the adjusting part is an adjusting nut. One end of the outer tube is provided with an outer tube body thread, and both ends of the fixing nut are respectively provided with a fixed internal thread and a fixed external thread. One end of the adjusting nut is provided with an adjusting internal thread, and the fixed internal thread is threadedly connected to the outer tube body thread, and the adjusting internal thread is threadedly connected to the fixed external thread.

10. The adjustable shower tube assembly according to any one of claims 1 to 9, characterized in that: A sealing groove is arranged on the inner wall of one end of the adjusting member away from the fixing member, and a sealing ring is installed between the inner tube and the sealing groove for sealing.

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