CN219888433U - Pipe fitting connection structure and bar chair - Google Patents

Abstract

The utility model discloses a pipe fitting connecting structure and a bar chair, comprising: the pipe support comprises a first pipe support, a second pipe support, a connecting pipe support and connecting screws, wherein one of the first pipe support and the second pipe support is provided with a butt joint flange, the other one of the first pipe support and the second pipe support is provided with a butt joint groove matched with the butt joint flange, the butt joint flange and the butt joint groove are provided with radial connecting holes, and the connecting screws sequentially penetrate through the connecting holes of the butt joint flange and the butt joint groove and then are in threaded connection with the connecting pipe support. The utility model can quickly realize the fixation and disassembly of the three pipe fittings, thereby improving the installation efficiency and reducing the overall packaging and transportation cost.

Description

Pipe fitting connection structure and bar chair

Technical Field

The utility model relates to the technical field of chairs, in particular to a pipe connection structure and a bar chair.

Background

At present, for the connection problem of three metal pipes, welding or three-way pipe joints are generally adopted for connection. The welding is utilized, the integrity is better, the connecting process is troublesome, the packaging and transportation cost of the product is high, the three-way pipe joint is utilized, the packaging and transportation cost of the product can be reduced by disassembling the three-way pipe joint, but the three metal pipe fittings are required to be connected with the three-way pipe joint in sequence in a threaded manner, and the connecting process is also troublesome.

There is still a need for a three metal tube connection that is easy to install and reduces packaging costs.

Disclosure of Invention

In order to solve at least one technical problem mentioned in the background art, the utility model aims to provide a pipe connecting structure which can quickly fix and disassemble three pipes, thereby improving the installation efficiency and reducing the overall packaging and transportation cost.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a pipe connection structure comprising: the pipe support comprises a first pipe support, a second pipe support, a connecting pipe support and connecting screws, wherein one of the first pipe support and the second pipe support is provided with a butt joint flange, the other one of the first pipe support and the second pipe support is provided with a butt joint groove matched with the butt joint flange, the butt joint flange and the butt joint groove are provided with radial connecting holes, and the connecting screws sequentially penetrate through the connecting holes of the butt joint flange and the butt joint groove and then are in threaded connection with the connecting pipe support.

Optionally, the shapes of the two ends of the connecting pipe frame are matched with the external shape of the butt joint groove.

Optionally, the connection hole is a threaded hole adapted to a connection screw.

The utility model provides a bar chair, includes seat support and two supporting legs of symmetry installation in the seat support bottom, two the tie-beam is erect between the supporting leg, its characterized in that, the supporting leg includes upper portion pipe support and lower pipe support, upper portion pipe support, lower pipe support all are the U-shaped, upper portion pipe support, lower pipe support and tie-beam adopt a pipe connection structure.

Optionally, the whole isosceles trapezoid that is of supporting leg, just the supporting leg is relative with seat support top-down outwards slope.

Optionally, still include the support frame, upper portion pipe support has the installation breach, the support frame is installed two between the installation breach of upper portion pipe support, the support frame offsets with the seat support bottom surface, vertical mounting hole has been seted up to the installation breach and support piece correspondence, mounting hole department is equipped with first installation screw, first installation screw passes the mounting hole and the seat support threaded connection of installation breach and support frame.

Optionally, the support frame has still offered the auxiliary hole, auxiliary hole department installs the second installation screw, the second installation screw passes behind the auxiliary hole with seat support bottom threaded connection.

Optionally, the support leg is a cylindrical pipe.

Optionally, the contact section between the lower pipe support and the ground is fixedly connected with an anti-slip pad.

Compared with the prior art, the utility model has the beneficial effects that:

through setting up the butt joint flange at one of first pipe support and second pipe support, another set up the butt joint recess with butt joint flange looks adaptation to set up radial connecting hole in butt joint flange and butt joint recess department, the fixed and the dismouting between first pipe support, second pipe support and the connecting pipe support can be realized fast to the reuse connecting screw, have both improved installation effectiveness and also reduced holistic packing and the transportation cost of product.

Drawings

FIG. 1 is an exploded view of the present utility model installed between a first pipe rack, a second pipe rack, and a connecting pipe rack;

FIG. 2 is a schematic view of a cross-section of a joint connecting a first pipe rack, a second pipe rack, and a connecting pipe rack according to the present utility model;

FIG. 3 is a schematic view of an exploded structure of the bar chair of the present utility model;

FIG. 4 is an enlarged schematic view of the structure shown in FIG. 3A;

FIG. 5 is an enlarged schematic view of the structure shown at B in FIG. 3;

in the figure: 11. a first pipe rack; 12. a second pipe rack; 13. a butt flange; 14. a butt joint groove; 15. a connection hole; 16. connecting a pipe support; 17. a connecting screw; 21. a seat; 22. support legs; 221. an upper pipe rack; 2211. a mounting notch; 222. a lower pipe rack; 23. a connecting beam; 3. a support frame; 31. an auxiliary hole; 4. a mounting hole; 5. a first mounting screw; 6. a second mounting screw; 7. an anti-slip mat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, the present embodiment provides a pipe connecting structure, including a first pipe rack 11, a second pipe rack 12, a connecting pipe rack 16 and connecting screws 17, wherein one of the first pipe rack 11 and the second pipe rack 12 has a docking flange 13, the other has a docking groove 14 adapted to the docking flange 13, and the docking flange 13 and the docking groove 14 are all provided with radial connecting holes 15, when the first pipe rack 11, the second pipe rack 12 and the connecting pipe rack 16 are connected, the docking flange 13 and the docking groove 14 are plugged first so as to connect the first pipe rack 11 with the second pipe rack 12 in a first step, and the docking flange 13 and the docking groove 14 are connected through the connecting holes 15, then the connecting screws 17 sequentially pass through the docking flange 13 and the docking groove 14 and then are connected with the connecting pipe rack 16 through threads and are screwed, so that the whole assembly process between the first pipe rack 11, the second pipe rack 12 and the connecting pipe rack 16 is relatively simple and relatively fast, the connection between three pipe racks is realized, the installation rate between the three metal pipe racks is improved, and the second pipe rack 12 is also fast and the product can be conveniently and quickly removed by detaching the first pipe rack and the second pipe rack 12 and the second pipe rack is further detached when the first pipe rack is installed, and the second pipe rack is further detached, and the product can be conveniently packaged, and the product can be conveniently and packaged.

In the whole, through setting up butt joint flange 13 at one of first pipe support 11 and second pipe support 12, another set up the butt joint recess 14 with butt joint flange 13 looks adaptation to set up radial connecting hole 15 in butt joint flange 13 and butt joint recess 14 department, the fixed and dismouting between first pipe support 11, second pipe support 12 and the connecting pipe support 16 can be realized fast to the reuse connection screw 17, has both improved installation effectiveness and has reduced the whole packing and the transportation cost of finished product.

Referring to fig. 2, as a specific embodiment of a pipe connection structure according to an embodiment of the present utility model, both ends of the pipe connection rack 16 are shaped to be fitted to the outer shape of the abutting groove 14.

In combination with a specific use scene, the shapes of the two ends of the connecting pipe rack 16 are set to be matched with the external shapes of the first pipe rack 11 or the second pipe rack 12 of the butt joint groove 14, so that the connection area of the connecting pipe rack 16 and the first pipe rack 11 or the second pipe rack 12 at the butt joint position can be increased, the overall connection strength of the pipe racks after connection is further improved, and the connection firmness of the pipe racks is ensured.

Referring to fig. 3-5, an embodiment of the present utility model is a bar chair, which comprises a seat 21 and two support legs 22 symmetrically installed at the bottom of the seat 21, wherein a connection beam 23 is installed between the two support legs 22, the support legs 22 comprise an upper pipe rack 221 and a lower pipe rack 222 which are both U-shaped, the two ends of the upper pipe rack 221 and the lower pipe rack 222 are identical to the first pipe rack 11 and the second pipe rack 12 in the pipe connection structure of the embodiment of the present utility model, the two ends of the upper pipe rack 221 and the lower pipe rack 222 are respectively provided with a butt flange 13, a butt groove 14 and a connection hole 15, the connection beam 23 is identical to the structure of the connection pipe rack 16 in the pipe connection structure of the embodiment of the present utility model, when the bar chair is installed, the two ends of the upper pipe rack 221 of the support leg 22 are respectively inserted into the two ends of the lower pipe rack 222, then the upper pipe rack 221, the lower pipe rack 222 and the connection beam 23 are assembled by screws, the bottom support structure of the whole chair can be quickly connected, and the two sides of the upper pipe rack 221 and the lower pipe rack 222 are both U-shaped racks 21 are respectively, therefore the two sides of the bar rack 21 are not connected to the top of the bar chair can be fully detached, and the top of the bar chair can be fully packaged, and the cost of the bar chair can be reduced.

In combination with a specific use situation, the pipe fitting connection structure in the embodiment of the utility model is adopted to connect the support structure of the bar chair, so that the bar chair can be more conveniently disassembled and assembled, the packaging and transportation cost of the bar chair can be reduced, in addition, the upper pipe frame 221 and the lower pipe fitting are both U-shaped, the bearing area of the two support legs 22 and the ground and the contact area of the support legs 22 and the chair seat 21 can be maximized, the structural integrity of the lower part of the chair seat 21 of the whole bar chair is higher, the integral connection strength is improved, the arrangement bearing capacity of the bar chair is ensured, and the packaging and transportation cost of the bar chair is reduced because the support legs 22, the connecting beams and the chair seat 21 can be fully disassembled.

Referring to fig. 3, as another embodiment of the bar chair according to the embodiment of the present utility model, the supporting legs 22 are in an isosceles trapezoid shape as a whole, and the supporting legs 22 are inclined outwards from top to bottom with respect to the seat 21.

In combination with a specific use scene, the supporting legs 22 are isosceles trapezoids and are arranged in an outward symmetrical inclined manner relative to the seat 21 from top to bottom, so that the overall symmetry is ensured, the attractive appearance is ensured, the bar chair is not easy to turn on one's side when in use, and the use safety is improved.

Referring to fig. 3 and 4, as another embodiment of the bar chair according to the present utility model, the bar chair further includes a support frame 3, wherein the upper tube frames 221 have mounting notches 2211, the support frame 3 is mounted between the mounting notches 2211 of the two upper tube frames 221, the support frame 3 is abutted against the bottom surface of the seat 21, vertical mounting holes 4 are correspondingly formed at the mounting notches 2211 and the support members, first mounting screws 5 are provided at the mounting holes 4, and the first mounting screws 5 are screwed with the seat 21 through the mounting holes 4 of the mounting notches 2211 and the support frame 3.

In combination with a specific use scene, the support frame 3 is improved to further increase the support area of the chair seat 21, and the connection strength between the two upper pipe frames 221 can be increased, so that the support stability of the chair seat 21 is improved, the integral connection strength of the bar chair is also improved, and the use stability and reliability of the bar chair are further improved.

Referring to fig. 3 and 4, as another embodiment of the bar chair according to the embodiment of the present utility model, an auxiliary hole 31 is vertically formed in the support frame 3, a second mounting screw 6 is mounted at the auxiliary hole 31, and the second mounting screw 6 is threaded with the bottom of the seat 21 after passing through the auxiliary hole 31.

The connection integrity between the support frame 3 and the seat 21 can be further enhanced through the addition of the second mounting screw 6 in combination with a specific use scene, the tight connection between the support frame 3 and the seat 21 is ensured, the support frame 3 is always propped against the seat 21, and the integral connection strength is increased.

Referring to fig. 3 and 5, as another embodiment of the bar chair according to the embodiment of the present utility model, the support legs 22 are cylindrical pipe members.

Combine specific service scenario, utilize columniform upper portion pipe support 221 and lower part pipe support 222, so avoided the edges and corners to appear, and then reduced corner stress concentration problem, both guaranteed that the handling can not appear the edge collision problem, protected upper portion pipe support 221 and lower part pipe support 222 surface quality, also can avoid the edge to cause the guest to bump the problem, wholly guaranteed the surface quality of bar chair, improved the safety in utilization of bar chair.

Referring to fig. 3, as another embodiment of the bar chair according to the embodiment of the present utility model, a non-slip mat 7 is fixedly connected to a contact section of the lower pipe frame 222 and the ground.

Combining specific service scenario, through fixed connection slipmat 7 on the one section of lower part pipe support 222 and ground contact, can increasing the coefficient of friction between lower part pipe support 222 and the ground, improve frictional force, further guaranteed the daily stability of putting and use of bar chair, improved the safety in utilization of bar chair.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (8)

1. A pipe connection structure, characterized by comprising: first pipe support (11), second pipe support (12), connecting pipe support (16) and connecting screw (17), first pipe support (11) with one of them of second pipe support (12) has docking flange (13), another have with docking groove (14) of docking flange (13) looks adaptation, docking flange (13) all offer along radial connecting hole (15) with docking groove (14) department, connecting screw (17) pass behind connecting hole (15) of docking flange (13) and docking groove (14) in proper order with connecting pipe support (16) threaded connection.

2. A pipe connection according to claim 1, wherein the connecting pipe rack (16) has a shape of both ends which is fitted to an outer shape of the abutting groove (14).

3. The utility model provides a bar chair, includes seat support (21) and symmetry install two supporting legs (22) in seat support (21) bottom, two be equipped with between supporting leg (22) tie-beam (23), its characterized in that, supporting leg (22) are including upper portion pipe support (221) and lower pipe support (222), upper portion pipe support (221), lower part pipe support (222) are the U-shaped, upper portion pipe support (221), lower part pipe support (222) and tie-beam (23) adopt a pipe connection structure of any one of claim 1 and claim 2.

4. A bar chair according to claim 3, wherein the support legs (22) are in the form of an isosceles trapezoid as a whole, and the support legs (22) are inclined outwardly from top to bottom relative to the seat (21).

5. A bar chair according to claim 3, further comprising a supporting frame (3), wherein the upper pipe frames (221) are provided with mounting notches (2211), the supporting frame (3) is mounted between the mounting notches (2211) of the two upper pipe frames (221), the supporting frame (3) is abutted against the bottom surface of the chair seat (21), vertical mounting holes (4) are correspondingly formed in the mounting notches (2211) and the supporting pieces, first mounting screws (5) are arranged at the mounting holes (4), and the first mounting screws (5) sequentially penetrate through the mounting notches (2211) and the mounting holes (4) of the supporting frame (3) and then are in threaded connection with the chair seat (21).

6. Bar chair according to claim 5, characterized in that the support frame (3) is vertically provided with an auxiliary hole (31), a second mounting screw (6) is mounted at the auxiliary hole (31), and the second mounting screw (6) passes through the auxiliary hole (31) and is in threaded connection with the bottom of the chair seat (21).

7. A bar chair according to claim 3, characterized in that the support legs (22) are cylindrical tubes.

8. A bar chair according to claim 3, wherein the contact section of the lower tube rack (222) with the ground is fixedly connected with an anti-slip pad (7).