Pipe fitting butt joint structure
By setting arc grooves and connectors on the pipe fittings and using the operating components to control the longitudinal movement of the moving parts, the problem of flatness during pipe fitting docking is solved, and the smooth movement of the power tool on the track is achieved.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-06-06
- Publication Date
- 2026-04-10
AI Technical Summary
In the existing technology, it is difficult to ensure that the two pipes are aligned flat when they are joined, especially when longer pipes are needed. The gap between the opposite ends of the two pipes and the rack is difficult to control, which affects the smooth movement of the power tool on the track.
By setting an arc groove and a connector on one pipe fitting, and using an operating component to control the longitudinal movement of the moving component, the connector engages with the arc groove, enabling the lateral movement of the other pipe fitting, ultimately achieving reliable docking.
It achieves reliable connection between two pipe fittings, ensuring smooth movement of power tools at the connection point. The structure is simple and easy to operate.
Smart Images
Figure CN224107520U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to pipe fitting connection technical field especially a pipe fitting butt joint structure. BACKGROUND
[0002] In prior art, due to considering factors such as packaging cost, the length of pipe fitting used is usually limited, therefore, when a longer pipe fitting is needed, two pipe fittings are usually butt jointed, and how to ensure that two pipe fittings are butt jointed flat is a corresponding technical difficulty when pipe fittings are butt jointed.
[0003] Specifically, like a track suitable for wall cutting device, it adopts pipe fitting component, and a rack is arranged on the pipe fitting component, which is matched with transmission structure to drive electric tool to walk on the track, and specifically, reference can be made to the patent application document 2025208932845 of an electric tool support applied by the applicant earlier.
[0004] After two pipe fittings are butt jointed, the gap between the opposite ends of two pipe fittings and the gap between two racks need to be small to make the electric tool more stable when passing through the butt joint position, therefore, to solve the above technical problem, the applicant proposes the present application. CONTENT OF UTILITY MODEL
[0005] The utility model provides a pipe fitting butt joint structure in prior art, and the longitudinal activity of movable part is controlled through operating part, and the connecting head on movable part acts synchronously to move one pipe fitting transversely to the direction of another pipe fitting through the cooperation of connecting head and arc-shaped groove, and finally two pipe fittings are butt jointed reliably.
[0006] To solve the above technical problem, the utility model is solved through the following technical scheme:
[0007] A pipe fitting butt joint structure, comprising a first pipe fitting unit and a second pipe fitting unit that are butt jointed, a plurality of arc-shaped grooves are formed on the first pipe fitting unit, a movable part is movably arranged on the second pipe fitting unit, the movable part comprises a plurality of connecting heads that are matched with the arc-shaped grooves, and an operating part is matched with the movable part to drive the movable part to move longitudinally on the first pipe fitting unit or the second pipe fitting unit, so that the first pipe fitting unit is driven to move to the direction of the second pipe fitting unit through the cooperation of the connecting heads and the arc-shaped grooves when the movable part moves longitudinally.
[0008] In the above technical scheme, preferably, the second pipe fitting unit comprises a pipe fitting body and a connecting pipe fixedly arranged on the pipe fitting body, the connecting pipe comprises a space required for the longitudinal movement of the movable part inside, and a plurality of movable grooves matched with the connecting heads are formed on the side wall of the connecting pipe, and the movable grooves comprise a space required for the longitudinal movement of the connecting heads.
[0009] Preferably, in the technical scheme, the outer shape and size of the connecting pipe are adapted to the outer shape and size of the inner cavity of the first pipe unit and the pipe body, and at least part of the connecting pipe is exposed outside the pipe body when the connecting pipe is installed on the pipe body, so as to be matched with the first pipe unit.
[0010] Preferably, in the technical scheme, the first pipe unit and the second pipe unit are both hollow and have open opposite ends.
[0011] Preferably, in the technical scheme, the arc-shaped slot comprises an opening for inserting the connecting head.
[0012] Preferably, in the technical scheme, the opening of the arc-shaped slot is a straight slot.
[0013] Preferably, in the technical scheme, a first hole is formed in the top surface of the movable part, a second hole corresponding to the first hole is formed in the top surface of the connecting pipe, a third hole corresponding to the first hole is formed in the first pipe unit, and the operating part is matched with the first hole after passing through the third hole and the second hole, so as to control the longitudinal movement of the movable part.
[0014] Preferably, in the technical scheme, the first hole is a threaded hole, and the operating part is a bolt matched with the first hole in a threaded manner, so as to drive the longitudinal movement of the movable part when the operating part is rotated.
[0015] Preferably, in the technical scheme, the first hole is a through hole, and the lower end of the operating part passes through the first hole and abuts against the inner bottom surface of the connecting pipe.
[0016] Preferably, in the technical scheme, the two end surfaces of the first pipe unit and the pipe body corresponding to each other are flat surfaces.
[0017] The utility model discloses the beneficial effect is:
[0018] The utility model discloses the beneficial effect is: BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 It is the schematic diagram of the utility model.
[0020] Figure 2 It is Figure 1 It is the enlarged schematic diagram of D in the middle.
[0021] Figure 3The utility model discloses a decomposed state schematic diagram.
[0022] Figure 4 The utility model discloses a connecting pipe and movable piece cooperation state schematic diagram.
[0023] Figure 5 The utility model discloses a first pipe unit, connecting pipe and movable piece cooperation state cross section schematic diagram.
[0024] Figure 6 The utility model discloses a movable piece schematic diagram.
[0025] Figure 7 The utility model discloses a connecting pipe schematic diagram.
[0026] Figure 8 The utility model discloses a use state schematic diagram. Specific implementation
[0027] The utility model will be further described in detail below in combination with the drawings and specific implementation:
[0028] Reference Figures 1-8 A pipe joint structure, including first pipe unit 1 and second pipe unit 2 for mutual butt joint, two pipe joints are after lengthening integral pipe length, such as the track for wall cutting device 9, of course when the track for wall cutting device, the bottom surface of first pipe unit 1 and second pipe unit 2 is all fixed with corresponding rack, after the butt joint of both, corresponding rack also abuts butt joint, and the integral length of two racks is lengthened after butt joint, and wall cutting device can move laterally on the rack after butt joint, and the tightness of butt joint determines whether the smoothness of wall cutting device moving at butt joint, the butt joint structure of the application ensures this.
[0029] For first pipe unit 1, at least one end is open and hollow inside, such as adopting hollow pipe structure, a plurality of arc grooves 31 are formed at the open end of first pipe unit 1, such as being formed on one side wall or being formed on left and right two side walls, for the cooperation with corresponding structure, arc groove 31 includes opening 32, which is formed from the end face 11 of the open end of first pipe unit 1 to the inside of first pipe unit 1, as one of the choices, the opening of arc groove 31 is straight groove 33, as shown in Figure 3 The end face of the opening of first pipe unit 1 is sequentially straight groove 33, arc groove 31 bent from the inner end of straight groove 33 to the set direction.
[0030] For the second pipe unit 2, at least one end is open and hollow, such as a hollow pipe structure, a movable member 4 is movably arranged on the second pipe unit 2, the movable member 4 is longitudinally movable relative to the second pipe unit 2, the movable member 4 includes a plurality of connecting heads 41 for cooperating with the arc-shaped slot 31, when the first pipe unit 1 is connected with the second pipe unit 2, the connecting heads 41 enter the arc-shaped slot 31 through the straight slot 33, and then the movable member 4 is longitudinally moved in the bending direction of the arc-shaped slot 31, so that when the connecting heads 41 are longitudinally moved, the first pipe unit 1 is pulled to move in the direction of the second pipe unit 2 by relying on the cooperation of the connecting heads 41 and the inner wall of the arc-shaped slot 31, so that the first pipe unit 1 and the second pipe unit 2 are tightly matched.
[0031] For the longitudinal movement of the movable member 4, in the embodiment, the longitudinal movement is limited, such as that an activity slot 51 is formed on the second pipe unit 2, the activity slot 51 cooperates with the connecting heads 41 to limit the transverse position of the connecting heads 41 and provide the required space for the longitudinal movement of the connecting heads 41, so as to control the longitudinal movement track of the movable member 4 and limit the linear movement of the movable member 4.
[0032] For how to control the longitudinal movement of the movable member 4, in the embodiment, an operating member (not shown in the figure) is further included for driving the longitudinal movement of the movable member 4, a first hole 42 is formed on the movable member 4 for cooperating with the operating member, as one of the embodiments, the first hole 42 is a threaded hole, and the operating member is a screw threadedly cooperating with the first hole 42, so that when the operating member is rotated, the movable member 4 is driven to longitudinally move.
[0033] The first hole 42 can also be a threaded hole penetrating the movable member 4, and the lower end of the operating member penetrates the first hole 42 and abuts against the inner bottom surface of the corresponding pipe.
[0034] As one of the embodiments, the movable member 4 can be directly arranged in the interior of the second pipe unit 2, the activity slot 51 is formed on the inner wall of the second pipe unit 2, the outer end of the first pipe unit 1 is designed to have a smaller outer diameter than the main body of the first pipe unit 1, so that the outer end of the first pipe unit 1 can be inserted into the second pipe unit 2 and matched with the inner cavity of the second pipe unit 2, and the arc-shaped slot 31 is arranged at the outer end of the first pipe unit 1 and cooperates with the movable member 4 after being inserted into the second pipe unit 2.
[0035] In this embodiment, a second hole 52 corresponding to the first hole 42 is formed on the second pipe unit 2 for the operating member to penetrate, and the upper end of the operating member extends out of the second hole 52 for being manually rotated.
[0036] As one of the embodiments, the second pipe unit 2 comprises a pipe body 21 and a connecting pipe 5 fixed on the pipe body 21, the connecting pipe 5 is detachably fixed on the pipe body 21 by fasteners, the connecting pipe 5 is hollow, has a space required for the longitudinal movement of the movable element 4, and a movable slot 51 matched with the connecting head 41 is formed on the side wall of the connecting pipe 5, as shown in Figure 3
[0037] In this embodiment, the shape and size of the connecting pipe 5 are matched with the shape and size of the inner cavity of the first pipe unit 1 and the pipe body 21, and at least part of the connecting pipe 5 is exposed outside the pipe body 21 when the connecting pipe 5 is installed on the pipe body 21, so as to match the first pipe unit 1.
[0038] In this embodiment, a second hole 52 corresponding to the first hole 42 is formed on the top surface of the connecting pipe 5, a third hole 12 corresponding to the first hole 42 is formed on the first pipe unit 1, and the operating element is matched with the first hole 42 after passing through the third hole 12 and the second hole 52, so as to control the longitudinal movement of the movable element 4.
[0039] In this embodiment, when the first hole 42 is a threaded hole, the outer diameter of the operating element is smaller than the diameter of the third hole 12, and when the first pipe unit 1 and the second pipe unit 2 are locked and connected by the movable element 4, the transverse movement of the second pipe unit 2 is not large, and the diameter of the third hole 12 can avoid the operating element.
[0040] In this embodiment, when the first hole 42 is a non-through threaded hole, the outer end of the second hole 52 on the connecting pipe 5 can be designed as a counterbore, so that the outer end of the operating element (such as the nut end of a bolt) is arranged in the counterbore, so that the outer end of the operating element does not touch the inner wall of the first pipe unit 1 when the operating element is rotated, and of course the third hole 12 also has a space for avoiding the tools such as screwdrivers for controlling the operating element.
[0041] As one of the embodiments, the two end surfaces of the first pipe unit 1 and the pipe body 21 are flat surfaces, so that the two are matched more closely.
[0042] The above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims
1. A pipe joint butt structure, characterized by: The utility model provides a pipe unit, which comprises a first pipe unit and a second pipe unit that are mutually butted, the first pipe unit is provided with a plurality of arc grooves, the second pipe unit is movably provided with a movable part, the movable part comprises a plurality of connecting heads for cooperating with the arc grooves, the first pipe unit or the second pipe unit is provided with an operating part that cooperates with the movable part to drive the movable part to longitudinally move, so that the first pipe unit is driven to move to the second pipe unit when the movable part longitudinally moves through the cooperation of the connecting heads and the arc grooves.
2. A pipe joint butt structure according to claim 1, characterized in that: The second pipe unit comprises a pipe body and a connecting pipe fixed to the pipe body, the connecting pipe comprises a space for the longitudinal movement of the movable part, and a plurality of movable grooves for cooperating with the connecting heads are formed in the side wall of the connecting pipe, and the movable grooves comprise a space for the longitudinal movement of the connecting heads.
3. A pipe joint butt structure according to claim 2, wherein: The connecting pipe is adapted in shape and size to the inner cavity of the first pipe unit and the pipe body, and at least part of the connecting pipe is exposed outside the pipe body when the connecting pipe is installed on the pipe body, so as to cooperate with the first pipe unit.
4. A pipe joint butt structure according to claim 1, wherein: The first pipe unit and the second pipe unit are both hollow and open at opposite ends.
5. A pipe joint butt structure according to claim 1, wherein: The arc grooves comprise openings for inserting the connecting heads.
6. A pipe joint butt structure according to claim 5, wherein: The openings of the arc grooves are straight grooves.
7. A pipe joint butt structure according to claim 2 or 3, wherein: A first hole is formed in the top surface of the movable part, a second hole corresponding to the first hole is formed in the top surface of the connecting pipe, and a third hole corresponding to the first hole is formed in the first pipe unit, the operating part passes through the third hole, the second hole and cooperates with the first hole to operate the longitudinal movement of the movable part.
8. A pipe joint butt structure according to claim 7, wherein: The first hole is a threaded hole, and the operating part is a bolt that cooperates with the first hole in a threaded manner, so that the longitudinal movement of the movable part is driven when the operating part rotates.
9. A pipe joint butt structure according to claim 8, wherein: The first hole is a through hole, and the lower end of the operating part passes through the first hole and abuts against the inner bottom surface of the connecting pipe.
10. A pipe joint butt structure according to claim 2, wherein: The two end surfaces of the first pipe unit and the pipe body corresponding to each other are flat surfaces.