CN201314312Y

CN201314312Y - Pipe connecting part

Info

Publication number: CN201314312Y
Application number: CNU200820203815XU
Authority: CN
Inventors: 梁纳新
Original assignee: Individual
Current assignee: GUANGZHOU VICTORY WENYI INDUSTRIAL Co Ltd
Priority date: 2008-11-21
Filing date: 2008-11-21
Publication date: 2009-09-23
Anticipated expiration: 2018-11-21

Abstract

The utility model provides a pipe connecting part which can be arranged inside a pipe. The pipe connecting part comprises a first component and a second component which are opposite to each other, one or a plurality of non-circular counter bores which are arranged on the upper end face and the lower end face of the first component and the second component, one or a plurality of non-circular nuts which can be arranged in the counter bores, and screw nails which are matched with the non-circular nuts. In the pipe connecting part, the screw nails are used to exert force on the nuts, the first component and the second component to lead the nuts to be closely clung to the upper and the lower wall surfaces of the pipe and lead the first component and the second component to be closely clung to the lateral wall surfaces of the pipe, thereby realizing the reliable connection of the pipe connecting parts and the pipe. The pipe connecting part realizes the moderate movement of the connecting parts relatively to the pipe axis while realizing the reliable connection between pipes (or between the pipe and a cylinder); moreover, all connecting parts are hidden inside the pipe, thereby being elegant in appearance and easy in installation.

Description

Pipe connection

Technical field

The utility model relates to a kind of connected element, and especially a kind of pipe and cylinder and pipe and pipe way of being used for carries out the part that interconnection or straight line are connected.

Background technique

Pipe connection is widely used in show room construction, framework construction, stand construction and similar the construction in many ways, at present, known pipe and cylinder and pipe and pipe way ways of connecting have following four kinds: one, by the flange hole of pipe end face, pipe and pipe and pipe and cylinder are coupled together with bolt; Its two, use some profiles for " one ", " T ", " L ", " ten ", " Y " sheet pipe connection couple together pipe; Its three, weld threaded part (outside thread or internal thread) in the termination of pipe, thus directly butt joint or many pipes or cylinder are coupled together in twos by multi-direction threaded intermediate tube link; Its four, directly the welding.First kind takes up room greatlyyer in above-mentioned four kinds of cylinder Placements, particularly needs enough setting tool spaces, and the flange welding can produce toxic and harmful; Second kind of Placement needs multiple different pipe connection to realize the connection of crossover location, needs simultaneously cylinder and pipe are carried out drilling and tapping; The third Placement needs rotating cylinder itself when mounted or uses special throw, and screwing tool can produce delineation to damaged surface hinders, and can cause installation because of difficulty when being assembled into cube closed shape framework with cylinder and pipe simultaneously; But the 4th kind of Placement can only be applicable to weld metal cylinder and pipe, then can't realize for the metal cartridge and the pipe of unlike material,, need construct inconvenient repeated disassembled and assembled utilization simultaneously at the use scene simultaneously for large-scale extension assembling frame; In addition, above-mentioned four kinds of Placements all exist cylinder and the length dimension standardization of pipe and the problem of parametrization difficulty when setting up framework.

The model utility content

For overcome existing Placement take up room excessive, use number of spare parts many, many to cylinder and pipe manufacturing procedure, the processing cost height, reduce the application of welding (poisonous and harmful operation) technology in product, when implementation framework is set up simultaneously cylinder length can normalizing parameterization etc. problem, the utility model provides a kind of pipe connection, this pipe connection can be hidden in tube interior, simple installation fully, connect reliably, cylinder and pipe production technology are simple.

The technological scheme of the utility model pipe connection is as follows:

A kind of pipe connection, be built in pipe, comprise: first assembly with certain interval and second assembly that are oppositely arranged, the outer wall of described first assembly and second assembly and described tube inner wall face match, the both ends of the surface up and down of described first assembly and second assembly respectively are provided with one or more non-circular counterbores, and described counterbore is communicated with described gap; One or more non-circular nuts of inserting described counterbore; One or more screws, when described screw screws in described nut certain depth along axial direction, the top of described screw contacts and push first assembly and second assembly laterally respectively moves laterally, the sidewall of being close to described pipe, described nut oppositely moves along axis and described screw simultaneously, contact and push the last lower wall of described pipe, be close to the last lower wall of described pipe.

Described first assembly and second assembly part wall in opposite directions is the inclined-plane, between form certain included angle.

Described first assembly and second assembly part wall angle angle in opposite directions is 60 °.

A plurality of described pipe connections can connect as one.

Described screw top is a conical surface.

The utility model at first screws in described nut with described screw along axial direction, then described nut is put among the described counterbore, then described pipe connection is inserted in the described pipe, alignd in the hole of offering in advance on described counterbore and the described pipe, rotate described screw with described screw throw, when described screw is screwed into described nut certain depth, the top contact of described screw is also pushed first assembly and second assembly, described first assembly and second assembly are stressed laterally to be moved separately laterally, the sidewall of being close to described pipe, meanwhile, described nut oppositely moves along axis and described screw, last lower nut contacts and pushes the last lower wall of described pipe respectively, is close to the last lower wall of described pipe, reaches described pipe connection thus and the reliable of described pipe is connected.

The utility model pipe connection can be used for connecting two pipes, also this pipe connection can be fixedly mounted on support or the cylinder, then pipe is being socketed on this pipe connection.A plurality of pipe connections can connect as one, and are used to connect two sections or multistage longer pipe.A plurality of pipe connections can be connected with nut with screw by hole pre-processed on the pipe connection.

Rotating for fear of the screw and the nut that are used to connect two pipe connections, can be the inclined-plane with described pipe connection first assembly and second assembly part wall in opposite directions, between form certain included angle.The angle of described angle is preferably 60 °.

Non-circular counterbore described in the utility model can be quadrilateral hole, pentagon hole, hexagonal hole, Octagon hole etc., non-circular nut also can be outer tetragonal nut, pentagon nut, hexagon nut, octagon nut etc., screw also can be plus screw, inner pentagon screw, socket head screw or the like, be not limited to above-mentioned giving an example, so long as meet all can using of above-mentioned the utility model structural principle.

The beneficial effects of the utility model are: when realizing reliably being connected between pipe and pipe (pipe and cylinder), realize that union piece does appropriate mobilely with respect to tube axis, all union pieces are hidden in the pipe fully, and are attractive in appearance and easy for installation.The utility model can be widely used in show room construction, framework construction, stand is built and similarly construction.

Description of drawings

Describe mode of execution of the present utility model in detail below in conjunction with the drawings and specific embodiments.

Fig. 1 is the catenation principle figure of the utility model pipe connection.

Fig. 2 is the schematic representation of the utility model first assembly and second assembly.

Fig. 3 is the schematic representation that the single pipe connection of the utility model is connected with single pipe.

Fig. 4 is the schematic representation that a plurality of pipe connections of the utility model are connected with a plurality of pipes.

Fig. 5 schematic representation that to be the utility model connect pipe and support.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

Embodiment:

As shown in Figure 1, the utility model pipe connection screw 104 (hexagonal awl end Cock screw in being illustrated as) of comprising first assembly 101 and second assembly 102, the non-circular counterbore 103 of being located at the both ends of the surface up and down of first assembly 101 and second assembly 102 that is oppositely arranged, the non-circular nut 105 (being illustrated as the outer-hexagonal nut) that can insert counterbore 103, matching with non-circular nut 105.Wherein, the outer wall of first assembly 101 and second assembly 102 with want the internal face of the pipe 2 of socket to match.Have certain interval 106 between first assembly 101 and second assembly 102, gap 106 is communicated with counterbore 103.

As shown in figures 1 and 3, the utility model earlier screws in nut 105 with screw 104 along axial direction, then nut 105 is put among the counterbore 103, then pipe connection is inserted in the pipe 2, is alignd in the hole of offering in advance on counterbore 103 and the pipe 2 201.Follow closely 104 with screw throw 3 (being illustrated as inner hexagon spanner) along the signal direction of arrow 4 rotary screws that move, when screw 104 is screwed into nut 105 certain depths, conical surface top 107 contacts of screw 104 are also pushed first assembly 101 and second assembly 102, first assembly 101 and second assembly 102 are stressed laterally mobile laterally along the signal direction 5 of moving separately, the sidewall of being close to pipe 2, meanwhile, nut 105 is stressed to move up and down along direction 6, two nuts 105 contact and push the last lower wall surface of pipe 2 respectively up and down, the last lower wall surface of being close to pipe 2 reaches pipe connection thus and is connected with the reliable of pipe 2.

Figure 2 shows that the structural representation of the utility model first assembly 101 and second assembly 102, as seen from the figure, this embodiment is provided with four counterbores 103.This pipe connection also is preset with and is used to connect other pipe connections or this pipe connection is fixed in hole 108 on support or the cylinder.

As Fig. 2 and shown in Figure 4, can two pipe connections be connected as a single entity by screw 6, hole 108 and nut 7.Rotate for fear of the screw 6 and the nut 7 that are used to connect two pipe connections, first assembly 101 and second assembly 102 part wall 109 in opposite directions can be made for the inclined-plane, the angle of angle can be 60 °.Like this, when first assembly 101 and second assembly 102 stressed to two side shiftings, and during the last lower wall surface of nut 105 stressed extruding pipes 2, the screw 6 and the nut 7 that connect two pipe connections are in two inclined-planes, the 109 formed breach, can stressedly not rotate.

As shown in Figure 5, the utility model also is fixed on the steel pin of support by screw 6, hole 108 and nut 7, pipe 2 is fixed on the pipe connection, by above-mentioned installation method so again, a plurality of pipe connections are connected respectively with steel pin 8, and forming one can supporting frame.

The utility model is not limited to above-mentioned embodiment, so long as the simple change of the identical structure shape of function all falls into protection domain of the present utility model.

Claims

1. a pipe connection is built in pipe, it is characterized in that, comprising:

First assembly with certain interval and second assembly that are oppositely arranged, the outer wall of described first assembly and second assembly and described tube inner wall face match, the both ends of the surface up and down of described first assembly and second assembly respectively are provided with one or more non-circular counterbores, and described counterbore is communicated with described gap;

One or more non-circular nuts of inserting described counterbore;

One or more screws, when described screw screws in described nut certain depth along axial direction, the top of described screw contacts and push first assembly and second assembly laterally respectively moves laterally, the sidewall of being close to described pipe, described nut oppositely moves along axis and described screw simultaneously, contact and push the last lower wall of described pipe, be close to the last lower wall of described pipe.

2. pipe connection according to claim 1 is characterized in that, described first assembly and second assembly part wall in opposite directions is the inclined-plane, between form certain included angle.

3. pipe connection according to claim 2 is characterized in that, described first assembly and second assembly part wall angle angle in opposite directions is 60 ⁰

4. pipe connection according to claim 2 is characterized in that, a plurality of described pipe connections can connect as one.

5. pipe connection according to claim 1 is characterized in that, described screw top is a conical surface.