CN112762067A

CN112762067A - Pipe and corresponding rotary locking seat

Info

Publication number: CN112762067A
Application number: CN202110068503.2A
Authority: CN
Inventors: 康卫益
Original assignee: Shandong Golden Realm Industrial Co ltd
Current assignee: Shandong Golden Realm Industrial Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-05-07

Abstract

The invention relates to a pipe and a pipe joint, in particular to a pipe and a corresponding rotary locking seat. The pipe wall of the pipe is provided with at least one convex edge and at least one groove which run through the upper end and the lower end, and one row of more than one locking holes which are arranged on the pipe are long round holes which transversely cross the convex edge and the groove. The rotary locking seat comprises a lower seat body, an upper seat body and a circular ring sleeve. Compared with the prior art, the invention has the advantages that the circumferential modeling has no protruding objects, no hand clamping and no leg collision; the installation is convenient and the speed is high; the rotation locking is smooth and labor-saving; the appearance is concise and beautiful; unique structure, small size, convenient manufacture and low cost.

Description

Pipe and corresponding rotary locking seat

Technical Field

The invention relates to a pipe, a pipe joint and a lockset, in particular to a pipe and a corresponding rotary locking seat.

Background

The cross section of the existing pipe is basically polygonal or circular, the corresponding connecting piece is provided with a toggle button or a button, and the telescopic pipe is locked by pulling or pressing the button, such as an L-shaped toggle button and a plastic connecting piece comprising the L-shaped toggle button disclosed by the publication number CN 204531600. Although the connecting piece can realize the function of connecting and locking, the protruding wrenches or buttons are easy to bend and damage in the transportation process, and the function is influenced; the hands of people are easily injured by bruising and squeezing in the using process; meanwhile, the appearance is not beautiful enough.

Disclosure of Invention

In order to overcome one of the defects or shortcomings in the prior art, the invention provides a pipe, which adopts the technical scheme that:

the pipe wall of the pipe is provided with at least one convex edge and at least one groove which run through the upper end and the lower end, and a row of more than one locking holes which are arranged on the pipe are long round holes which transversely cross the highest point of the convex edge and the lowest point of the groove.

Furthermore, the inserting pipe inserted with the pipe is provided with an inserting pipe convex edge and an inserting pipe groove which are equal to the convex edge and the groove in number, similar in shape and in clearance fit, a row of multiple inserting pipe locking holes are formed in the inserting pipe convex edge and the inserting pipe groove, the shapes of the multiple inserting pipe locking holes are the same as those of the locking holes, and the positions of the multiple inserting pipe locking holes can correspond to those of the locking holes respectively.

Furthermore, at least one clamping hole is formed in the pipe wall, close to one end of the pipe, outside the locking hole.

Furthermore, the convex edges and the grooves of the inserting pipe are in smooth transition, and the convex edges and the grooves of the inserting pipe are in smooth transition.

The invention also provides a rotary locking seat corresponding to the insertion pipe, and the adopted technical scheme is as follows:

the rotary locking seat comprises

The inner cavity of the upper seat body is provided with upper seat body grooves and upper seat body convex ribs which have the same number and similar shapes and are in clearance fit with the convex ribs and the grooves; the outer wall is a round surface, and a long round hole of the upper seat body, which has the same shape as the locking hole and corresponds to the locking hole, is formed in the round surface;

the lower seat body is fixedly connected to the lower end of the upper seat body; the inner cavity is provided with lower seat body grooves and lower seat body convex ribs which are equal to the convex ribs and the grooves in number, similar in shape and in clearance fit; the upper end of the upper seat body extends upwards to form a circular skirt edge, and the circular skirt edge is suitable for wrapping the outer wall of the circular surface of the upper seat body, but the lower end of the circular skirt edge does not exceed the upper edge of the long circular hole of the upper seat body;

the annular sleeve is sleeved outside the upper seat body and the lower seat body, the inner wall of the annular sleeve is fixedly provided with a lock tongue along the radial direction, and the end part of the lock tongue exceeds the locking hole at the convex edge and does not exceed the locking hole at the groove.

When there is a plug-in pipe, the rotary locking seat comprises

the lower seat body is fixedly connected to the lower end of the upper seat body; the inner cavity is provided with lower seat body grooves and lower seat body convex edges which are equal to the number of the inserting pipe convex edges and the inserting pipe grooves, similar in shape and in clearance fit with the inserting pipe convex edges and the inserting pipe grooves; the upper end of the upper seat body extends upwards to form a circular skirt edge, and the circular skirt edge is suitable for wrapping the outer wall of the circular surface of the upper seat body, but the lower end of the circular skirt edge does not exceed the upper edge of the long circular hole of the upper seat body;

the annular sleeve is sleeved outside the upper seat body and the lower seat body, a spring bolt along the radial direction is fixedly arranged on the inner wall of the annular sleeve, and the end part of the spring bolt exceeds the plug pipe locking hole at the convex edge of the plug pipe and does not exceed the plug pipe locking hole at the groove of the plug pipe.

Furthermore, the inner wall of the upper seat body corresponding to the clamping hole extends inwards to form a clamping column, and the body walls of the upper seat body at the two sides of the clamping column are provided with strength release grooves so that the body walls of the upper seat body at the positions have elasticity suitable for the clamping column to be clamped into the clamping hole.

Furthermore, the upper seat body groove and the upper seat body convex edge which are equal in number and similar in shape and are suitable for being plugged are in smooth transition, and the lower seat body groove and the lower seat body convex edge which are equal in number and similar in shape and are suitable for being plugged are in smooth transition.

Furthermore, a part of the circular skirt edge extends upwards to form a lower seat body interlayer plate, and the end part of the lower seat body interlayer plate is provided with at least one upper seat body jack; the inner wall of the ring sleeve avoids the lower base body interval plate which extends downwards to form a ring sleeve interval plate, at least one ring sleeve jack is arranged at the end part of the ring sleeve interval plate, a serpentine spring is arranged in an interval cavity between the upper base body and the ring sleeve, one end of the serpentine spring is inserted into one of the upper base body jacks, and the other end of the serpentine spring is inserted into one of the ring sleeve jacks.

Furthermore, the lower end of the upper seat body extends outwards to form an upper seat body flange; the upper end of the lower seat body extends outwards to form a lower seat body flange; the ring sleeve is positioned between the upper seat body flange and the lower seat body flange.

Furthermore, a screw hole is formed at the lower end of each convex edge of the upper seat body, a through hole is formed in each convex edge of the lower seat body, and a screw penetrates through the through hole and then is in threaded connection with the screw hole so that the lower seat body is fixedly connected with the upper seat body.

Furthermore, when only one convex edge of the upper base body and one convex edge of the lower base body are arranged, more than one clamping head is formed by extending the upper base body away from the convex edge of the upper base body outwards, and the upper base body is provided with more than one clamping groove which is in one-to-one correspondence with the more than one clamping head respectively.

Furthermore, more than one hinged seat is fixedly arranged on the flange of the upper seat body.

Compared with the prior art, the invention has the advantages that the circumferential modeling has no protruding objects, no hand clamping and no leg collision; the installation is convenient and the speed is high; the rotation locking is smooth and labor-saving; the appearance is concise and beautiful; unique structure, small size, convenient manufacture and low cost.

Drawings

FIG. 1 is a schematic structural view of the pipe of example 1.

FIG. 2 is a schematic view of the structure of the bayonet tube of example 1.

Fig. 3 is a schematic structural view of the upper body of the rotary lock seat in embodiment 1.

Fig. 4 is a schematic structural view of the lower seat body of the rotary locking seat in embodiment 1.

Fig. 5 is a schematic structural view of the lower seat body of the rotary locking seat in another view angle in embodiment 1.

Fig. 6 is a schematic structural view of the rotary lock seat ring sleeve of the embodiment 1-3.

Fig. 7 is a schematic structural diagram of another view angle of the rotating lock seat ring sleeve in the embodiment 1-3.

FIG. 8 is a schematic view showing the structure of a serpentine spring of the rotary lock seat according to embodiments 1 to 3.

Fig. 9 is a schematic structural view of a locked state of the rotary lock base in embodiment 1.

Fig. 10 is a schematic structural view of the rotation lock base in the unlocked state according to embodiment 1.

FIG. 11 is a schematic view of the assembled bayonet tube, tube and rotary lock housing of example 1.

Fig. 12 is a sectional view of fig. 11 in an unlocked state.

Fig. 13 is a sectional view of fig. 11 in a locked state.

FIG. 14 is a schematic structural view of the pipe of example 2 or 3.

FIG. 15 is a schematic view of the structure of the bayonet tube of example 2.

Fig. 16 is a schematic structural view of the upper base of the rotary lock base in embodiment 2.

Fig. 17 is a schematic structural view of an upper body of the rotary lock seat according to another perspective in embodiment 2.

Fig. 18 is a schematic structural view of the lower base of the rotary lock base according to embodiment 2 or 3.

Fig. 19 is a schematic structural view of the lower body of the rotary locking seat according to embodiment 2 or 3 from another perspective.

Fig. 20 is a schematic structural view of a locked state of the rotary lock base of embodiment 2.

Fig. 21 is a schematic structural view of the rotation lock base in the unlocked state according to embodiment 2.

Fig. 22 is a schematic structural view of an upper base body of the rotary lock base according to embodiment 3.

Fig. 23 is a schematic structural view of an upper body of the rotary locking seat according to another angle of view in embodiment 3.

FIG. 24 is a schematic structural view showing a locked state of the rotary lock base according to embodiment 3.

FIG. 25 is a schematic structural view of the lock release state of the rotary lock base according to embodiment 3.

FIG. 26 is the structure of the assembled tube and rotary lock seat in the embodiment 3.

Fig. 27 is a cross-sectional view of fig. 26.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The invention will be further explained with reference to the drawings.

Embodiment 1, as shown in fig. 1 to 13, a pipe 100, and a splicing pipe 200 inserted into the pipe 100 and capable of sliding up and down, wherein a pipe wall of the pipe 100 is substantially circular, but has a groove 10-2 penetrating through upper and lower ends, and the pipe wall except the groove 10-2 can be regarded as a convex edge 10-1 because the convex and concave are opposite, the shape of the splicing pipe 200 is similar to that of the pipe, the pipe wall also has a splicing pipe groove 20-2 and a so-called splicing pipe convex edge 20-1, a locking hole 101 crossing the convex edge 10-1 and the groove 10-2 in a longitudinal direction is opened near one end of the pipe 100, and a row of multiple splicing pipe locking holes 201 capable of corresponding to the locking holes 101 are opened on the splicing pipe 200. The pipe wall of the pipe 100, which is close to one end of the outer long round hole 103, outside the outer long round hole 101, is provided with 2 opposite clamping holes 102. The convex edge 10-1 and the groove 10-2 are in smooth transition, and the convex edge 20-1 and the groove 20-2 are in smooth transition.

The rotary locking seat corresponding to the pipe and the inserting pipe comprises

The inner cavity of the upper seat body 300 is provided with an upper seat body groove 30-1 and an upper seat body convex edge 30-2 which have the same number, namely one, similar shape and are suitable for splicing with the convex edge 10-1 and the groove 10-2; the outer wall is a round surface, and an upper seat body long round hole 301 which has the same shape as the locking hole 101 and corresponds to the locking hole in position is formed in the round surface;

a lower base 400 fixedly connected to a lower end of the upper base 300; the inner cavity is provided with a lower seat body groove 40-1 and a lower seat body convex edge 40-2 which have the same number, namely one, similar shape and suitable for splicing with the splicing pipe convex edge 20-1 and the splicing pipe groove 20-2; the upper end of the upper seat body extends upwards to form a circular skirt 401, and the circular skirt 401 is suitable for wrapping the outer wall of the circular surface of the upper seat body 300, but the upper end of the circular skirt does not exceed the lower edge of the upper seat body long circular hole 301;

the annular sleeve 500 is sleeved outside the upper seat body 300 and the lower seat body 400, the inner wall of the annular sleeve is fixedly provided with a radial bolt 501, the bolt 501 can extend into the long round hole 301, the locking hole 101 and one of the plug pipe locking holes 201, the end part of the bolt exceeds the plug pipe locking hole 201 at the position of the plug pipe convex ridge 20-1 and does not exceed the plug pipe locking hole 201 at the position of the plug pipe groove 20-2.

In fact, the above structure can already satisfy the basic functions, but in order to better achieve the effects of the present invention, the following technical solutions can be added on the basis of the above structure:

a part of the circular skirt 401 extends upwards to form a lower seat body interval plate 403, and an upper seat body insertion hole 404 is formed in the end part of the lower seat body interval plate 403; the inner wall of the ring sleeve 500 avoids the lower base body interval plate 403 and extends downwards to form a ring sleeve interval plate 502, and 3 ring sleeve insertion holes 503 are formed in the end part of the ring sleeve interval plate 502 for 3 purposes of adjusting the elastic force of the spring. A serpentine spring 600 is disposed in the cavity between the upper housing 300 and the ring sleeve 500, one end of the serpentine spring 600 is inserted into one of the upper housing insertion holes 404, and the other end is inserted into one of the ring sleeve insertion holes 503. The function of the spring is to automatically reset the circular sleeve in a locking state.

The upper end of the upper seat body 300 extends outwards to form an upper seat body flange 302; the lower end of the lower base 400 extends outwards to form a lower base flange 402; the toroidal sleeve 500 is positioned between the upper seat flange 302 and the lower seat flange 402. So that the ring housing 500 is not separated from the upper or lower side.

The lower end of each upper seat body convex edge 30-2 is provided with a screw hole 303, the lower seat body convex edge 40-2 is provided with a through hole 405, and a screw 406 penetrates through the through hole 405 and then is in threaded connection with the screw hole 303 so that the lower seat body 400 is fixedly connected with the upper seat body 300. Since the present embodiment has only one protruding ridge 30-2 of the upper base body and one protruding ridge 40-2 of the lower base body, 3 clamping heads 304 are formed by extending the upper base body 300 away from the protruding ridge 30-2 of the upper base body, and 3 clamping slots 407 are respectively formed in the upper base body 300 in one-to-one correspondence. This avoids the problem of only one screw 406 being not sufficiently secure to secure the upper and lower housing. When more than 2 upper seat body convex edges 30-2 and lower seat body convex edges 40-2 are provided, 2 screws can meet the fixing requirement, and the clamping head 304 and the clamping groove 407 do not need to be arranged.

The inner wall of the upper seat body 300 corresponding to the position of the clamping hole 102 extends inwards to form a clamping column 306, and the body wall of the upper seat body 300 at two sides of the clamping column 306 is provided with a strength releasing groove 305 so that the body wall of the upper seat body 300 at the position has elasticity suitable for the clamping column 306 to be clamped into the clamping hole 102. Thus, the upper base 300 is fixed to the pipe.

The upper seat body groove 30-1 and the upper seat body convex edge 30-2 which are equal in number and similar in shape to the convex edge 10-1 and the groove 10-2 and are suitable for being spliced are in smooth transition, and the lower seat body groove 40-1 and the lower seat body convex edge 40-2 which are equal in number and similar in shape to the splicing pipe convex edge 20-1 and the splicing pipe groove 20-2 and are suitable for being spliced are in smooth transition.

For example, in practice, in order to adjust the height of the tent conveniently, each upright post of the tent adopts the pipe and the insertion pipe of the embodiment, the lower end of the pipe is provided with the rotary locking seat, the right hand holds the circular sleeve 500 of the rotary locking seat, the left hand holds the insertion pipe 200 and rotates the circular sleeve 500 clockwise, so that the lock tongue 501 rotates from the right side to the left side of the long circular hole 301 of the upper seat body, the locking hole 101 and one of the insertion pipe locking holes 201, at the moment, the end part of the lock tongue 501 is not in contact with the insertion pipe, the insertion pipe is in a state of only being capable of sliding up and down, the left hand holds the insertion pipe 200 to pull up and down, after being adjusted to a proper height, the right hand is released, the lock tongue 501 enters another corresponding insertion pipe locking hole 201 and rotates to the right side of the insertion pipe locking hole under the action of a spring, at the moment, the, and if the adjustment is to be continued, repeating the steps.

Embodiment 2, as shown in fig. 6-8 and 14-21, includes a tube 100 and a splicing tube 200 inserted into the tube 100 and capable of sliding up and down, a tube wall of the tube 100 is substantially cross-shaped, and has 4 grooves 10-2 penetrating upper and lower ends and 4 ridges 10-1 alternating with the 4 grooves 10-2, the shape of the splicing tube 200 is similar to that of the tube, the tube wall also has 4 splicing tube grooves 20-2 and 4 splicing tube ridges 20-1, a locking hole 101 crossing the ridges 10-1 and the grooves 10-2 in a longitudinal direction is opened near one end of the tube 100, and a row of multiple splicing tube locking holes 201 capable of corresponding to the locking holes 101 are opened on the splicing tube 200. The pipe wall of the pipe 100, which is close to one end of the outer long round hole 103, outside the outer long round hole 101, is provided with 2 opposite clamping holes 102. The convex edge 10-1 and the groove 10-2 are in smooth transition, and the convex edge 20-1 and the groove 20-2 are in smooth transition.

The rotary locking seat corresponding to the inserting pipe comprises

The lower ends of the 4 convex ridges 30-2 of the upper seat body are respectively provided with a screw hole 303, the 4 convex ridges 40-2 of the lower seat body are respectively provided with a through hole 405, and 4 screws 406 penetrate through the through holes 405 and then are in threaded connection with the screw holes 303 so that the lower seat body 400 is fixedly connected with the upper seat body 300.

The application method is the same as that of embodiment 1, and thus is not described in detail.

Embodiment 3, a sliding hinge base capable of being fixed at a certain position on a pipe as shown in fig. 14, 18, 19, 22-27, is similar to embodiment 2, except that a lower base 400 is fixedly connected to the lower end of the upper base 300; the inner cavity is provided with lower seat body grooves 40-1 and lower seat body convex edges 40-2 which have the same number, similar shapes and clearance fit with the convex edges 10-1 and the concave grooves 10-2; the upper end of the upper seat body extends upwards to form a circular skirt 401, and the circular skirt 401 is suitable for wrapping the outer wall of the circular surface of the upper seat body 300, but the lower end of the circular skirt does not exceed the upper edge of the upper seat body long circular hole 301; the annular sleeve 500 is sleeved outside the upper seat body 300 and the lower seat body 400, a radial bolt 501 is fixedly arranged on the inner wall, the end part of the bolt 501 exceeds the locking hole 101 at the convex edge 10-1 and does not exceed the locking hole 101 at the groove 10-2. 2 hinge seats 307 with hinge shafts vertical to each other in the axial direction are fixedly arranged on the flange 302 of the upper seat body, and because the shapes of the inner cavities of the upper seat body and the lower seat body correspond to the appearance of the pipe, the sliding hinge seat can move up and down along the pipe under the condition that the lock tongue is not locked as shown in figure 27; in the case of a dead bolt lock, the sliding hinge base can be fixed in position in a certain locking hole 101 in the pipe 100. The structure is like a sliding hinged support on the umbrella handle, and is convenient to fold and unfold.

The foregoing is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; those skilled in the art can make many possible variations or modifications to the invention using the methods and techniques disclosed above, or to modify equivalent embodiments without departing from the scope of the invention. Therefore, any simple modification, equivalent replacement, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention.

Claims

1. A pipe, characterized in that: the pipe wall of the pipe (100) is provided with at least one convex edge (10-1) and a groove (10-2) which run through the upper end and the lower end, and a row of more than one locking holes (101) formed in the pipe (100) are long round holes which transversely cross the highest point of the convex edge (10-1) and the lowest point of the groove (10-2).

2. A pipe according to claim 1, wherein: the inserting pipe (200) inserted with the pipe (100) is provided with inserting pipe convex edges (20-1) and inserting pipe grooves (20-2) which are equal in number, similar in shape and in clearance fit with the convex edges (10-1) and the grooves (10-2), a row of multiple inserting pipe locking holes (201) are formed in the inserting pipe convex edges and the inserting pipe grooves, the shapes of the multiple inserting pipe locking holes are the same as those of the locking holes (101), and the positions of the multiple inserting pipe locking holes can correspond to those of the locking holes respectively.

3. A pipe according to claim 1, wherein: at least one clamping hole (102) is formed in the pipe wall outside the locking hole (101) and close to one end of the pipe (100).

4. A pipe according to claim 1 or 2, wherein: the convex edge (10-1) and the groove (10-2) are in smooth transition, and the convex edge (20-1) and the groove (20-2) of the splicing pipe are in smooth transition.

5. A rotary lock seat corresponding to a pipe material of claim 1, wherein: comprises that

The inner cavity of the upper seat body (300) is provided with upper seat body grooves (30-1) and upper seat body convex ribs (30-2) which have the same number and similar shape as the convex ribs (10-1) and the grooves (10-2) and are in clearance fit; the outer wall is a round surface, and a long round hole (301) of the upper seat body, which has the same shape as the locking hole (101) and corresponds to the locking hole in position, is formed in the round surface;

the lower seat body (400) is fixedly connected to the lower end of the upper seat body (300); the inner cavity is provided with lower seat body grooves (40-1) and lower seat body convex ribs (40-2) which are equal in number, similar in shape and in clearance fit with the convex ribs (10-1) and the concave grooves (10-2); the upper end of the upper seat body extends upwards to form a circular skirt (401), and the circular skirt (401) is suitable for wrapping the outer wall of the circular surface of the upper seat body (300) but the lower end of the circular skirt does not exceed the upper edge of the long circular hole (301) of the upper seat body;

the annular sleeve (500) is sleeved outside the upper seat body (300) and the lower seat body (400), a radial bolt (501) is fixedly arranged on the inner wall, and the end part of the bolt (501) exceeds the locking hole (101) at the convex edge (10-1) and does not exceed the locking hole (101) at the groove (10-2).

6. A rotary lock seat corresponding to a pipe material of claim 2, wherein: comprises that

the lower seat body (400) is fixedly connected to the lower end of the upper seat body (300); the inner cavity is provided with lower seat body grooves (40-1) and lower seat body convex edges (40-2) which have the same number, similar shapes and clearance fit with the inserting pipe convex edges (20-1) and the inserting pipe grooves (20-2); the upper end of the upper seat body extends upwards to form a circular skirt (401), and the circular skirt (401) is suitable for wrapping the outer wall of the circular surface of the upper seat body (300) but the lower end of the circular skirt does not exceed the upper edge of the long circular hole (301) of the upper seat body;

the annular sleeve (500) is sleeved outside the upper seat body (300) and the lower seat body (400), a radial bolt (501) is fixedly arranged on the inner wall of the annular sleeve, and the end part of the bolt (501) exceeds the plug pipe locking hole (201) at the plug pipe convex edge (20-1) and does not exceed the plug pipe locking hole (201) at the plug pipe groove (20-2).

7. A rotary lock seat corresponding to a pipe material of claim 3, wherein: the inner wall of the upper seat body (300) corresponding to the position of the clamping hole (102) extends inwards to form a clamping column (306), and the body wall of the upper seat body (300) at two sides of the clamping column (306) is provided with a strength release groove (305) so that the body wall of the upper seat body (300) at the position has elasticity suitable for the clamping column (306) to be clamped into the clamping hole (102).

8. A rotary lock seat corresponding to a pipe material of claim 4, wherein: the upper seat body groove (30-1) and the upper seat body convex edge (30-2) which are equal in number and similar in shape to the convex edge (10-1) and the groove (10-2) and suitable for being plugged are in smooth transition, and the lower seat body groove (40-1) and the lower seat body convex edge (40-2) which are equal in number and similar in shape to the plugging pipe convex edge (20-1) and the plugging pipe groove (20-2) and suitable for being plugged are in smooth transition.

9. A tubular product corresponding rotation-locking seat according to claim 5 or 6, characterized in that: a part of the circular skirt (401) extends upwards to form a lower seat body interval plate (403), and at least one upper seat body insertion hole (404) is formed in the end part of the lower seat body interval plate (403); the inner wall of the ring sleeve (500) avoids the lower seat body interval plate (403) and extends downwards to form a ring sleeve interval plate (502), at least one ring sleeve insertion hole (503) is formed in the end part of the ring sleeve interval plate (502), the serpentine spring (600) is arranged in an interval cavity between the upper seat body (300) and the ring sleeve (500), one end of the serpentine spring (600) is inserted into one of the upper seat body insertion holes (404), and the other end of the serpentine spring is inserted into one of the ring sleeve insertion holes (503).

10. A tubular product corresponding rotation-locking seat according to claim 5 or 6, characterized in that: the lower end of the upper seat body (300) extends outwards to form an upper seat body flange (302); the upper end of the lower seat body (400) extends outwards to form a lower seat body flange (402); the toroidal sleeve (500) is positioned between the upper seat flange (302) and the lower seat flange (402).

11. A tubular product corresponding rotation-locking seat according to claim 5 or 6, characterized in that: the lower end of each upper seat body convex edge (30-2) is provided with a screw hole (303), the lower seat body convex edge (40-2) is provided with a through hole (405), and a screw (406) penetrates through the through hole (405) and then is in threaded connection with the screw hole (303) so that the lower seat body (400) is fixedly connected with the upper seat body (300).

12. A tubular product corresponding rotation-locking seat according to claim 5 or 6, characterized in that: when only one upper seat body convex edge (30-2) and one lower seat body convex edge (40-2) are arranged, more than one clamping head (304) is formed by extending outwards on the upper seat body (300) far away from the upper seat body convex edge (30-2), and clamping grooves (407) which are respectively in one-to-one correspondence with the more than one clamping head (304) are formed in the upper seat body (300).

13. A tubular locking seat according to claim 10, characterized in that: more than one hinge seat (307) is fixedly arranged on the flange (302) of the upper seat body.