CN215370488U

CN215370488U - Accurate seamless steel pipe for metal furniture

Info

Publication number: CN215370488U
Application number: CN202121552039.6U
Authority: CN
Inventors: 魏娥
Original assignee: Xiamen Longcheng Metal Products Co ltd
Current assignee: Xiamen Longcheng Metal Products Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-12-31
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses a precise seamless steel tube for metal furniture, which belongs to the field of steel tube production, and adopts the technical scheme that the precise seamless steel tube comprises a first steel tube and a second steel tube, wherein one end, close to the circumference outer wall of the second steel tube, of the first steel tube is provided with an annular placing groove, one end, close to the circumference inner wall of the second steel tube, of the first steel tube is provided with an annular connecting groove, the connecting groove and the placing groove have the same cross-sectional shape, the center positions of the connecting groove and the placing groove are superposed, the inner wall, close to one end of the first steel tube, of the connecting groove is fixedly connected with an annular reinforcing pad, the outer wall, close to the first steel tube, of the second steel tube is provided with a slot, the inner wall of the slot is matched with the first steel tube between the connecting groove and the placing groove, the inner wall, far away from the center of the second steel tube, of the slot is fixedly connected with an annular non-slip pad, and the reinforcing pad are made of rubber materials. The utility model does not need welding when assembling, and has simple operation and high efficiency.

Description

Accurate seamless steel pipe for metal furniture

Technical Field

The utility model relates to the technical field of steel pipes, in particular to a precise seamless steel pipe for metal furniture.

Background

The seamless steel pipe is formed by punching a whole round steel, and the surface of the seamless steel pipe is not provided with a welding seam, so that the seamless steel pipe is called as a seamless steel pipe according to the section shape, and the seamless steel pipe is divided into a round shape and a special shape.

In the prior art, a precision seamless steel tube for metal furniture generally comprises a first steel tube and a second steel tube, and a joint between the two steel tubes is welded by a welding gun.

However, the fixation between two steel pipes is realized by adopting a welding mode, so that the operation is complicated and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a precise seamless steel tube for metal furniture, which has the advantages that: welding is not needed, the operation is simple, and the efficiency is high.

In order to achieve the purpose, the utility model provides the following technical scheme: a precise seamless steel pipe for metal furniture comprises a first steel pipe and a second steel pipe, wherein an annular placing groove is formed in one end, close to the circumference outer wall of the second steel pipe, of the first steel pipe, an annular connecting groove is formed in one end, close to the circumference inner wall of the second steel pipe, of the first steel pipe, the connecting groove and the placing groove are identical in cross section shape and coincident in central position, an annular reinforcing pad is fixedly connected to the inner wall, close to one end of the first steel pipe, of the connecting groove, an inserting groove is formed in the outer wall, close to one end of the first steel pipe, of the second steel pipe, the inner wall of the inserting groove is matched with the first steel pipe between the connecting groove and the placing groove, an annular non-slip pad is fixedly connected to the inner wall, far away from the center of the second steel pipe, of the inserting groove, the non-slip pad and the reinforcing pad are made of rubber materials, the non-slip pad is matched with the inner wall of the placing groove, the non-slip pad is matched with the inner wall, close to the center of the second steel pipe, the opposite ends of the first steel pipe and the second steel pipe are matched.

Through adopting above-mentioned technical scheme, when carrying out the installation of seamless steel pipe, with two steel pipe nestings can, therefore the simple operation, through standing groove and the slot of seting up for first steel pipe and second steel pipe carry out seamless nestification, are in the state of mutual parcel, owing to can extrude rubber material's slipmat and reinforcing mat when first steel pipe is nested with the second steel pipe, and rubber material itself possesses elasticity, therefore after nested completion, the elasticity of rubber can compress slot and standing groove, realizes the fixed connection of two steel pipes.

In conclusion, the two steel pipes are not required to be welded, the operation is simple, and the efficiency is high.

The utility model is further configured to: the inner wall of the reinforcing pad is fixedly provided with a plurality of convex blocks which are distributed equidistantly, the convex blocks and the reinforcing pad are integrally formed, the inner wall of the slot, which is positioned on the opposite surface of the non-slip pad, is provided with grooves which are in one-to-one correspondence with the convex blocks, and the inner walls of the grooves are matched with the convex blocks.

Through adopting above-mentioned technical scheme, because the lug of rubber material itself possesses the resilience ability, therefore in the recess can be gone into to the lug when being in the recess top, and then prevented to take place relative motion between reinforcement pad and the slot, realized fixed firm effect.

The utility model is further configured to: the section of the lug is of a zigzag structure.

Through adopting above-mentioned technical scheme, the lug that is the zigzag structure has increased the area of contact with the recess inner wall, has further realized fixed stable effect.

The utility model is further configured to: the fixed arch that is provided with a plurality of evenly distributed of slipmat inner wall, and arch and slipmat integrated into one piece, the draw-in groove that sets up with protruding one-to-one is close to the inner wall of first steel pipe one end to the standing groove, draw-in groove inner wall and protruding looks adaptation.

Through adopting above-mentioned technical scheme, when carrying out the installation of seamless steel pipe, the arch of rubber material has not only increased the frictional force between slipmat and the standing groove, still can block into the draw-in groove in, and then prevents to take place the displacement between first steel pipe and the second steel pipe, realizes fixed stable effect.

The utility model is further configured to: the joint of the first steel pipe and the second steel pipe is sleeved with a fastening pipe, the fastening pipe is sleeved on the outer walls of the first steel pipe and the second steel pipe, fastening grooves are formed in the top circumferential outer wall and the bottom circumferential outer wall of the first steel pipe and the second steel pipe, mounting grooves are formed in the top circumferential inner wall and the bottom circumferential inner wall of the fastening pipe, a moving block is connected to the inner wall of each mounting groove in a sliding mode, a through hole is formed in one side of the moving block, a threaded hole is formed in the inner wall of one side, away from the center of the fastening pipe, of each mounting groove, a threaded rod extending to the inner wall of the other side of the mounting groove is connected to the inner wall of each through a threaded hole in a threaded connection mode through a bearing in a rotating mode, a limiting groove is formed in the bottom of the moving block, limiting springs are fixedly connected to the inner walls, on the opposite sides of the two limiting grooves, located at the same end of the fastening pipe, and limiting blocks are fixedly connected to the opposite ends of the two limiting springs located at the same end of the fastening pipe, the limiting block and the fastening groove form sliding fit.

Through adopting above-mentioned technical scheme, after the fastening pipe is established to the steel pipe overcoat, the workman can rotate the threaded rod with the hand or instrument, make the movable block take place the displacement, because when inserting second steel pipe and first steel pipe, the stopper can extrude spacing spring, make spacing spring possess elasticity, therefore first steel pipe and second steel pipe joint accomplish the back and when the stopper reachs the fastening groove, the stopper of spacing inslot can slide to the fastening inslot under spacing spring's effort, continue to rotate the threaded rod this moment, can make the fixed of further strengthening the steel pipe, realize fixed stable effect.

The utility model is further configured to: and one side of the limiting block, which is close to the threaded rod, is obliquely arranged.

Through adopting above-mentioned technical scheme, when the fastening pipe was established to the steel pipe overcoat, insert the both ends of fastening pipe respectively with first steel pipe and second steel pipe, first steel pipe and second steel pipe are after contacting the stopper, and the stopper that the slope set up can let first steel pipe and second steel pipe pass through the fastening pipe smoothly and realize mutual joint, realizes the effect of convenient installation.

The utility model is further configured to: the both ends of fastening pipe circumference inner wall all fixedly connected with are annular sealed pad, and sealed the pad and be the flexible glue material.

Through adopting above-mentioned technical scheme, when the fastening pipe was established to the steel pipe overcoat, because the sealed pad itself of flexible glue material possesses elasticity, therefore increased the frictional force between fastening pipe and the steel pipe, prevented that the steel pipe from droing, realized fixed stable effect.

The utility model is further configured to: the section of the sealing gasket is of a wave-shaped structure.

Through adopting above-mentioned technical scheme, the sealed pad that is the wave structure has strengthened the area of contact with the steel pipe, realizes fixed stable effect.

In summary, the utility model has the following advantages:

1. the seamless steel pipe fixing device is provided with the placing groove, the inserting groove, the anti-slip mat and the reinforcing mat, when seamless steel pipes are installed, the two steel pipes are embedded, so that the seamless steel pipe fixing device is convenient and fast to operate, the first steel pipe and the second steel pipe are embedded seamlessly through the placing groove and the inserting groove which are formed, and are in a mutually wrapped state, the anti-slip mat and the reinforcing mat which are made of rubber materials can be extruded when the first steel pipe and the second steel pipe are embedded, and the rubber materials have elasticity, so that after the embedding is finished, the inserting groove and the placing groove can be compressed through the elasticity of the rubber, the fixed connection of the two steel pipes is achieved, the whole process is free of welding, the operation is simple, and the efficiency is high;

2. by arranging the lug, the groove, the protrusion and the clamping groove, when two steel pipes are installed, the lug can be clamped into the groove along with the movement of the first steel pipe and the second steel pipe, so that the relative movement between the reinforcing pad and the slot is prevented, the joint of the two steel pipes can be fixed and stable, in addition, the protrusion can be clamped into the clamping groove while the lug can be clamped into the groove, the friction force between the anti-skid pad and the placing groove is increased due to the protrusion made of rubber, the joint of the two steel pipes is further prevented from displacing, and the effect of fixing and stabilizing is realized;

3. through being provided with the threaded rod, the movable block, the stopper, spacing spring and fastening groove, establish the fastening pipe back at the steel pipe overcoat, the workman can rotate the threaded rod with the hand or instrument, make the movable block take place the displacement, because when inserting second steel pipe and first steel pipe, the stopper can extrude spacing spring, make spacing spring possess elasticity, therefore after first steel pipe and second steel pipe joint are accomplished and when the stopper reachd the fastening groove, the stopper of spacing inslot can slide to the fastening inslot under spacing spring's effort, continue to rotate the threaded rod this moment, can further strengthen the fixed of steel pipe, realize fixed stable effect.

Drawings

FIG. 1 is a schematic perspective view of the present embodiment;

FIG. 2 is a schematic side sectional view of the reinforced mat and the non-slip mat of the present embodiment;

FIG. 3 is a schematic top sectional view showing the fastening tube and the gasket in this embodiment.

Description of reference numerals: 1. a first steel pipe; 2. a threaded rod; 3. fastening the tube; 4. a second steel pipe; 5. a moving block; 6. a threaded hole; 7. mounting grooves; 8. a placement groove; 9. a card slot; 10. connecting grooves; 11. a bump; 12. reinforcing the cushion; 13. a non-slip mat; 14. a protrusion; 16. a slot; 18. a groove; 19. a limiting block; 20. a fastening groove; 21. a limiting groove; 22. a limiting spring; 23. and a gasket.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A precise seamless steel tube for metal furniture is disclosed, as shown in figure 1-2, comprising a first steel tube 1 and a second steel tube 4, wherein one end of the circumference outer wall of the first steel tube 1 close to the second steel tube 4 is provided with an annular placing groove 8, one end of the circumference inner wall of the first steel tube 1 close to the second steel tube 4 is provided with an annular connecting groove 10, the connecting groove 10 and the placing groove 8 have the same cross-sectional shape and the same central position, the inner wall of the connecting groove 10 close to one end of the first steel tube 1 is fixedly connected with an annular reinforcing pad 12, the outer wall of one end of the second steel tube 4 close to the first steel tube 1 is provided with a slot 16, the inner wall of the slot 16 is matched with the first steel tube 1 between the connecting groove 10 and the placing groove 8, the inner wall of the slot 16 far away from the center of the second steel tube 4 is fixedly connected with an annular non-slip mat 13, the non-slip mat 13 and the reinforcing pad 12 are both made of rubber material, the non-slip mat 13 is matched with the inner wall of the placing groove 8, the reinforcing pad 12 is matched with the inner wall of the slot 16 close to the center of the second steel pipe 4, and the opposite ends of the first steel pipe 1 and the second steel pipe 4 are matched.

In one embodiment, as shown in fig. 1-2, a plurality of equidistantly distributed protrusions 11 are fixedly disposed on an inner wall of the reinforcing pad 12, the protrusions 11 and the reinforcing pad 12 are integrally formed, grooves 18 corresponding to the protrusions 11 are formed on inner walls of the slots 16 on opposite sides of the anti-slip pad 13, inner walls of the grooves 18 are matched with the protrusions 11, and the protrusions 11 made of rubber have restoring performance, so that the protrusions 11 are clamped into the grooves 18 when the protrusions 11 are located above the grooves 18, thereby preventing relative movement between the reinforcing pad 12 and the slots 16, and achieving the effect of stable fixation.

It should be noted that, in the present embodiment, the cross section of the protrusion 11 is in a zigzag structure, and the contact area between the protrusion 11 in the zigzag structure and the inner wall of the groove 18 is increased, so that the effect of stable fixation is further achieved.

It should be noted that, the fixed arch 14 that is provided with a plurality of evenly distributed of slipmat 13 inner wall in this embodiment, and arch 14 and slipmat 13 integrated into one piece, the draw-in groove 9 with protruding 14 one-to-one is seted up to the inner wall that standing groove 8 is close to 1 one end of first steel pipe, draw-in groove 9 inner wall and protruding 14 looks adaptation, when carrying out the installation of seamless steel pipe, rubber's arch 14, the frictional force between slipmat 13 and standing groove 8 has not only been increased, still can block into in the draw-in groove 9, and then prevent taking place the displacement between first steel pipe 1 and the second steel pipe 4, realize fixed stable effect.

In one embodiment, in this embodiment, a fastening pipe 3 is sleeved at a joint of a first steel pipe 1 and a second steel pipe 4, the fastening pipe 3 is sleeved on outer walls of the first steel pipe 1 and the second steel pipe 4, fastening grooves 20 are respectively formed on top and bottom circumferential outer walls of the first steel pipe 1 and the second steel pipe 4, mounting grooves 7 are respectively formed at two ends of top and bottom circumferential inner walls of the fastening pipe 3, a moving block 5 is slidably connected to inner walls of the mounting grooves 7, a through hole is formed in one side of the moving block 5, a threaded hole 6 is formed in an inner wall of one side of the mounting groove 7, which is far away from the center of the fastening pipe 3, a threaded rod 2 extending to an inner wall of the other side of the mounting groove 7 is connected to inner walls of the threaded hole 6 through a screw thread, the threaded rod 2 is rotatably connected to inner walls of the threaded hole 6 through a bearing, a limiting groove 21 is formed in the bottom of the moving block 5, and limiting springs 22 are fixedly connected to inner walls of two opposite sides of the limiting grooves 21 at the same end of the fastening pipe 3, be located the equal fixedly connected with stopper 19 of relative one end of two spacing springs 22 of fastening pipe 3 with one end, stopper 19 and fastening groove 20 form sliding fit, establish fastening pipe 3 back at the steel pipe overcoat, the workman can rotate threaded rod 2 with the hand or instrument, make movable block 5 take place the displacement, because when inserting second steel pipe 4 and first steel pipe 1, stopper 19 can extrude spacing spring 22, make spacing spring 22 possess elasticity, therefore accomplish back and stopper 19 when reacing fastening groove 20 at first steel pipe 1 and 4 joints of second steel pipe, stopper 19 in the spacing groove 21 can slide to fastening groove 20 under spacing spring 22's effort, continue to rotate threaded rod 2 this moment, can make the fixing of further strengthening the steel pipe, realize fixed stable effect.

It should be noted that, stopper 19 is close to the lopsidedness setting of threaded rod 2 in this embodiment, and when the steel pipe overcoat established fastening pipe 3, inserted fastening pipe 3's both ends respectively with first steel pipe 1 and second steel pipe 4, after first steel pipe 1 and second steel pipe 4 contacted stopper 19, stopper 19 that the slope set up can let first steel pipe 1 and second steel pipe 4 pass through fastening pipe 3 smoothly and realize mutual joint, realizes the effect of convenient installation.

In one embodiment, as shown in fig. 1 and 3, the two ends of the circumferential inner wall of the fastening pipe 3 are fixedly connected with annular sealing gaskets 23, and the sealing gaskets 23 are made of soft rubber, so that when the fastening pipe 3 is sleeved outside the steel pipe, the sealing gaskets 23 made of soft rubber have elasticity, friction between the fastening pipe 3 and the steel pipe is increased, the steel pipe is prevented from falling off, and the effect of stable fixation is achieved.

It should be noted that, in the present embodiment, the cross section of the gasket 23 is in a wave-shaped structure, and the contact area with the steel pipe is increased by the gasket 23 in the wave-shaped structure, so as to achieve the effect of stable fixation.

The working process and the beneficial effects of the utility model are as follows: when carrying out the installation of seamless steel pipe, with two steel pipes nested can, therefore the simple operation, standing groove 8 and slot 16 through seting up, make first steel pipe 1 and second steel pipe 4 carry out seamless nestification, be in the state of mutual parcel, owing to can extrude slipmat 13 and the reinforcing mat 12 of rubber material when first steel pipe 1 is nested with second steel pipe 4, and rubber material itself possesses elasticity, therefore after nested the end, the elasticity of rubber can compress slot 16 and standing groove 8, with this fixed connection who realizes two steel pipes, the whole process need not the welding, and easy operation, high efficiency.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like made within the design concept of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a metal is precision seamless steel pipe for furniture, includes first steel pipe (1) and second steel pipe (4), its characterized in that: the steel pipe comprises a first steel pipe (1), a second steel pipe (4), an annular placing groove (8), a connecting groove (10), a slot (16), a non-slip mat (13), a rubber material and a rubber material, wherein the annular placing groove (8) is formed in one end of the circumferential outer wall of the first steel pipe (1), which is close to the second steel pipe (4), the annular connecting groove (10) is formed in one end of the circumferential inner wall of the first steel pipe (1), the annular connecting groove (10) is formed in one end of the first steel pipe (1), the cross-sectional shapes of the connecting groove (10) and the placing groove (8) are the same, the central position of the connecting groove (10) is coincident, the annular reinforcing mat (12) is fixedly connected to the inner wall of the second steel pipe (4), the slot (16) is close to the outer wall of the end of the first steel pipe (1), the inner wall of the slot (16) is matched with the first steel pipe (1), the non-slip mat (13), which is far away from the center of the second steel pipe (4), the non-slip mat (13) is the rubber material, and the reinforcing mat (12) are rubber material, non-slip mat (13) and standing groove (8) inner wall looks adaptation, reinforcing mat (12) and slot (16) are close to the inner wall looks adaptation at second steel pipe (4) center, the relative one end looks adaptation of first steel pipe (1) and second steel pipe (4).

2. The precision seamless steel tube for metal furniture according to claim 1, characterized in that: the anti-skid device is characterized in that a plurality of protruding blocks (11) distributed equidistantly are fixedly arranged on the inner wall of the reinforcing pad (12), the protruding blocks (11) and the reinforcing pad (12) are integrally formed, grooves (18) corresponding to the protruding blocks (11) one by one are formed in the inner wall of the slot (16) located on the opposite surface of the anti-skid pad (13), and the inner walls of the grooves (18) are matched with the protruding blocks (11).

3. The precision seamless steel tube for metal furniture according to claim 2, characterized in that: the section of the convex block (11) is of a sawtooth structure.

4. The precision seamless steel tube for metal furniture according to claim 1, characterized in that: the anti-slip mat is characterized in that a plurality of bulges (14) which are uniformly distributed are fixedly arranged on the inner wall of the anti-slip mat (13), the bulges (14) and the anti-slip mat (13) are integrally formed, clamping grooves (9) which are in one-to-one correspondence with the bulges (14) are formed in the inner wall, close to one end of the first steel pipe (1), of the placing groove (8), and the inner walls of the clamping grooves (9) are matched with the bulges (14).

5. The precision seamless steel tube for metal furniture according to claim 1, characterized in that: the joint of the first steel pipe (1) and the second steel pipe (4) is sleeved with a fastening pipe (3), the fastening pipe (3) is sleeved on the outer wall of the first steel pipe (1) and the second steel pipe (4), the top and bottom circumferential outer walls of the first steel pipe (1) and the second steel pipe (4) are respectively provided with a fastening groove (20), the top and bottom circumferential inner walls of the fastening pipe (3) are respectively provided with a mounting groove (7), the inner wall of the mounting groove (7) is connected with a moving block (5) in a sliding manner, one side of the moving block (5) is provided with a through hole, the inner wall of one side of the mounting groove (7) far away from the center of the fastening pipe (3) is provided with a threaded hole (6), the inner wall of the through hole is connected with a threaded rod (2) extending to the inner wall of the other side of the mounting groove (7) through threads, and the threaded rod (2) is rotatably connected with the inner wall of the threaded hole (6) through a bearing, limiting grooves (21) are formed in the bottom of the moving block (5), limiting springs (22) are fixedly connected to the inner walls of the two limiting grooves (21) located at the same end of the fastening pipe (3) in the opposite faces, limiting blocks (19) are fixedly connected to the two limiting springs (22) located at the same end of the fastening pipe (3) in the opposite ends, and the limiting blocks (19) and the fastening grooves (20) are in sliding fit.

6. The precision seamless steel tube for metal furniture according to claim 5, characterized in that: and one side of the limiting block (19) close to the threaded rod (2) is obliquely arranged.

7. The precision seamless steel tube for metal furniture according to claim 5, characterized in that: the both ends of fastening pipe (3) circumference inner wall all fixedly connected with are annular sealed pad (23), and sealed pad (23) are the flexible glue material.

8. The precision seamless steel tube for metal furniture according to claim 7, characterized in that: the section of the sealing gasket (23) is of a wave-shaped structure.