CN114704696A

CN114704696A - Indoor suspended ceiling pipe fitting connecting component

Info

Publication number: CN114704696A
Application number: CN202210323664.6A
Authority: CN
Inventors: 徐逸浩; 徐乐亭
Original assignee: Anhui Kexun New Material Co ltd
Current assignee: Anhui Kexun New Material Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-07-05
Anticipated expiration: 2042-03-30
Also published as: CN114704696B

Abstract

The invention relates to the technical field of pipe connection, and discloses an indoor ceiling pipe connection component which comprises a shell inserted with a pipe body, wherein a sealing element is arranged in the shell and is in sealed insertion with the pipe body, the indoor ceiling pipe connection component also comprises a fixing element, the fixing element comprises a plurality of outer extrusion plates rotatably arranged on the shell, the outer extrusion plates are circumferentially arranged on the shell in an array manner, the end parts of the outer extrusion plates protrude out of the shell, a rotating ring is screwed on the shell, and the rotating ring drives the outer extrusion plates to synchronously rotate so as to extrude the outer wall of the pipe body to fix the pipe body. According to the invention, the pipe fitting body to be connected is fixed by simultaneously extruding the plurality of extruding plates, the pipe fitting body does not need to be processed in advance, only a common straight-barrel-shaped pipe fitting is needed, and the operation time of the pipe fitting body is not additionally increased, so that the working efficiency is ensured.

Description

Indoor suspended ceiling pipe fitting connecting component

Technical Field

The invention relates to the technical field of pipe fitting connection, in particular to an indoor ceiling pipe fitting connecting component.

Background

In interior construction and decoration, since water and drainage are required, it is generally required to arrange and install pipe members, and since the length of a single pipe member is limited, it is required to connect two pipe members using a connection member when the installation of the pipe members is performed. When the pipe fittings are connected, because the space of indoor suspended ceiling department is narrow and small, highly high again, compare in that its operable space is littleer at ground and wall, the operation degree of difficulty is bigger, so when connecting the pipe fittings of suspended ceiling department, need use the more convenient connecting elements of operation to replace traditional bolted connection spare to improve the installation effectiveness.

If application number is CN202120692970.8, the publication number is CN214788410U, the name is "a chinese utility model patent of quick butt joint structure subassembly of furred ceiling crossbeam pipe fitting", disclosed "two relative one end fixedly connected with go-between of pipe fitting body, the intercommunication has the connecting pipe between two pipe fitting bodies, the fixed surface of connecting pipe is connected with the connecting piece, the both sides of connecting piece contact with two go-between respectively, the through hole has all been seted up to the top and the bottom of one side of go-between, two cavitys have been seted up to the inside of connecting piece, the axis department of cavity one side is provided with slewing mechanism, slewing mechanism's surface is provided with the fly leaf, the inner chamber of cavity is provided with two guiding mechanism, the equal fixedly connected with pinion rack in both sides of fly leaf, the inner chamber of through hole is provided with positioning mechanism". In this patent, through with connecting pipe and two adjacent pipe fitting bodies intercommunication, rotate the knob again, the knob finally drives the locating lever and rotates for the locating lever card is established on the surface of go-between, thereby realizes the connection of two pipe fitting bodies, and the operation is very convenient, has improved butt joint efficiency, and this butt joint structural component is integrated structure simultaneously, has the advantage that can prevent that the installation accessory from losing.

The butt joint structural component that above-mentioned patent provided has higher installation effectiveness, also has the advantage that prevents the accessory and loses, but its drawback lies in: because this butt joint structural component relies on the rotation of two locating levers, make the locating lever make its card establish the connection of two pipe fitting bodies that just realize on the corresponding connecting ring surface at the pivoted in-process, the go-between needs fixed configuration on the pipe fitting body, based on this, want to realize the connection of two pipe fitting bodies, must process the pipe fitting body in advance before connecting, the go-between that makes the tip fixed connection of pipe fitting body and locating lever looks adaptation just can, and to the tip rigid coupling go-between of pipe fitting body in advance, can additionally increase the operating time to the pipe fitting body, reduce work efficiency.

Disclosure of Invention

The invention aims to provide an indoor ceiling pipe fitting connecting member to solve the defects in the prior art.

In order to achieve the above purpose, the invention provides the following technical scheme: the indoor suspended ceiling pipe fitting connecting component comprises a shell inserted with a pipe fitting body, a sealing element is arranged in the shell and is hermetically inserted with the pipe fitting body,

the pipe fitting comprises a casing, and is characterized by further comprising a fixing piece, wherein the fixing piece comprises a plurality of outer extrusion plates which are rotatably arranged on the casing, the outer extrusion plates are circumferentially arranged on the casing in an array mode, the end portions of the outer extrusion plates protrude out of the casing, a rotating ring is screwed on the casing, and the rotating ring drives the outer extrusion plates to synchronously rotate so as to extrude the outer wall of the pipe fitting body to fix the pipe fitting body.

Foretell indoor furred ceiling pipe fitting connecting elements, the sealing member is including the connecting plate, long tube and the protruding ring that arrange in proper order, be provided with sealed the pad on the protruding ring, the inner wall sealing connection of connecting plate and casing, sealed pad and the inner wall sliding seal of pipe fitting body are connected, set up the through-hole that is linked together with the inner chamber of long tube on the connecting plate.

The indoor suspended ceiling pipe fitting connecting component is characterized in that a support ring is fixedly mounted in the shell, a plurality of inner extrusion plates which correspond to the outer extrusion plates one to one are circumferentially arranged on the support ring, and the outer side surfaces of the inner extrusion plates are attached to the inner wall of the pipe fitting body.

Foretell indoor furred ceiling pipe fitting connecting elements, interior stripper plate slides along the radial direction of support ring and sets up, the long tube slides from the support ring and passes, the outer wall of connecting plate is connected with the inner wall movive seal of casing, the connecting plate is connected with a plurality of outer stripper plate synchronous drive, and is a plurality of outer stripper plate pivoted stroke orders about the long tube and slides in order to drive the inner wall of a plurality of outer side extrusion pipe fitting bodies of inner stripper plate.

Foretell indoor furred ceiling pipe fitting connecting elements, circumference is provided with the multiunit lug with a plurality of interior stripper plate one-to-one on the long tube, set up a plurality of recesses with each lug looks adaptation on the medial surface of interior stripper plate, the longitudinal section of recess is trapezoidally, the slip of long tube drives each lug and staggers so that each interior stripper plate of lug promotion moves the inner wall in order to extrude the pipe fitting body to the outside with the recess that corresponds gradually.

Foretell indoor furred ceiling pipe fitting connecting elements, sealed the pad is the elasticity sheet rubber, the ring channel has been seted up on the outer peripheral face of protruding ring, sealed the setting of filling up in the ring channel, set up the notch with a plurality of lug one-by-one dynamic seal grafting on the long tube, it is a plurality of the notch is linked together through passageway and ring channel, the in-process of stripper plate extrusion pipe fitting body inner wall in the lug promotes, each the lug inwards slides along the notch so that the surface of sealed pad and the inner wall extrusion laminating of pipe fitting body.

In the indoor suspended ceiling pipe fitting connecting component, the limiting spring is fixedly connected between the convex block and the notch.

Foretell indoor furred ceiling pipe fitting connecting elements, fixed mounting has the solid fixed ring that is linked together with the through-hole in the inner chamber of casing, the connecting plate passes through a plurality of slide bars and solid fixed ring sliding connection.

In the indoor suspended ceiling pipe fitting connecting component, the inclined plane is arranged on one side surface of the outer extrusion plate protruding out of the shell, and the inclined plane is in sliding fit with the rotating ring.

The indoor suspended ceiling pipe fitting connecting component is characterized in that the outer surface of the shell is fixedly provided with fixing seats in one-to-one correspondence with the outer extrusion plates, and a reset spring is fixedly connected between the fixing seats and the outer extrusion plates.

In the technical scheme, the indoor ceiling pipe fitting connecting member provided by the invention can seal between the shell and the sealing element and seal between the sealing element and the pipe fitting body by arranging the sealing element, so that the sealing between the shell and the pipe fitting body is realized, water leakage is prevented, the rotating ring is screwed on the shell and the plurality of extrusion plates are rotatably arranged, the rotation of the rotating ring can be used for driving each extrusion plate to synchronously rotate towards the direction of the pipe fitting body, the plurality of extrusion plates can simultaneously extrude the outer wall of the pipe fitting body, and two pipe fitting bodies to be connected can be fixed one by the same operation in the extrusion mode, so that the connection of the two pipe fitting bodies is realized. Compared with the prior art, the pipe fitting body to be connected is fixed by simultaneously extruding the plurality of extruding plates, the pipe fitting body does not need to be processed in advance, only a common straight-barrel-shaped pipe fitting is needed, the operation time of the pipe fitting body is not additionally increased, the work efficiency is ensured, and the defects in the prior art can be effectively overcome.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic view of a connection structure of an indoor ceiling pipe fitting connection member and a pipe fitting body according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an indoor ceiling pipe fitting connection member according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of part A according to an embodiment of the present invention;

fig. 4 is a schematic view of a connection structure of the indoor ceiling pipe fitting connection member and the pipe fitting body after the rotating ring is rotated according to the embodiment of the present invention;

fig. 5 is a cross-sectional view of an indoor ceiling pipe connection member according to an embodiment of the present invention, connected to two pipe bodies;

fig. 6 is a sectional view of an indoor ceiling pipe connection member according to an embodiment of the present invention, connected to one of pipe bodies;

FIG. 7 is an enlarged view of the part B according to the embodiment of the present invention;

FIG. 8 is an enlarged view of the portion C according to the embodiment of the present invention;

FIG. 9 is a cross-sectional view of an inner squeeze plate and seal provided by an embodiment of the present invention;

FIG. 10 is a schematic diagram of an enlarged structure of a portion D according to an embodiment of the present invention;

FIG. 11 is a schematic view of a connection structure between a plurality of outer compression plates, a plurality of inner compression plates and a sealing member according to an embodiment of the present invention;

FIG. 12 is a disassembled view of a plurality of outer squeeze plates, a plurality of inner squeeze plates and a seal according to an embodiment of the present invention;

fig. 13 is a schematic structural view of an external compression plate according to an embodiment of the present invention.

Description of reference numerals:

1. a housing; 101. a jack; 102. an external thread; 2. a guide ring; 3. a tube body; 4. a rotating ring; 5. a screw; 6. a fixed seat; 7. a return spring; 8. an outer extrusion plate; 801. a chamfer plane; 802. an upper rotary hole; 803. a lower rotating hole; 9. a seal member; 901. a connecting plate; 9011. a through hole; 902. a long tube; 903. a convex circular ring; 9031. an annular groove; 904. a gasket; 10. a slide bar; 11. a fixing ring; 12. a connecting rod; 13. an inner extrusion plate; 1301. a groove; 14. a bump; 15. a fixing plate; 1501. a strip hole; 16. a pin shaft; 17. a support ring; 1701. a threaded hole; 18. and a limiting spring.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 13, the indoor ceiling pipe connection member provided in the embodiment of the present invention includes a housing 1 inserted into a pipe body 3, a sealing element 9 is disposed in the housing 1, the sealing element 9 is inserted into the pipe body 3 in a sealing manner, and a fixing element including a plurality of outer pressing plates 8 rotatably disposed on the housing 1, the plurality of outer pressing plates 8 are circumferentially arranged on the housing 1 in an array manner, an end of each outer pressing plate 8 protrudes out of the housing 1, a rotating ring 4 is screwed onto the housing 1, and the rotating ring 4 drives the plurality of outer pressing plates 8 to rotate synchronously to press an outer wall of the pipe body 3 to fix the pipe body 3.

The indoor ceiling pipe fitting connecting member provided by the embodiment is used for connecting the separated pipe fitting bodies 3, and the pipe fitting bodies 3 are used for water passing. Specifically, the housing 1 may be in a shape of a straight line or a shape of a T, the connecting member of the straight-line housing 1 has two ports for connecting the two pipe fitting bodies 3, the connecting member of the T-shaped housing 1 has three ports for connecting the three pipe fitting bodies 3, each port is provided with a sealing element 9 and a fixing element, and the sealing element 9 is used for sealing the pipe fitting bodies 3 and the housing 1 after the pipe fitting bodies 3 are inserted into the housing 1 to prevent water leakage; the fixing member is used for fixedly connecting the pipe fitting body 3 and the housing 1 after the pipe fitting body 3 is inserted into the housing 1, and the pipe fitting body 3 to be connected can be connected after being fixedly installed in the port corresponding to the connecting member. A plurality of outer squeeze boards 8 that rotate the setting on casing 1 are arranged in squeezing fixedly to the pipe fitting body 3 that inserts in casing 1, set up the jack 101 with a plurality of outer squeeze boards 8 one-to-one on casing 1, outer squeeze board 8 passes jack 101 and makes the outside that outer squeeze board 8 is located casing 1's one end, the other end is located casing 1's inner chamber, for convenient the description, the one end that will be located casing 1 outside now is called the top of outer squeeze board 8, the one end that is located casing 1 inner chamber is called the bottom of outer squeeze board 8, the position that outer squeeze board 8 extrudes pipe fitting body 3 is the bottom of outer squeeze board 8, the face of outer squeeze board 8 and pipe fitting body 3 butt is the arcwall face, a contact area for increase and pipe fitting body 3, in order to improve the fastness of fixed pipe fitting body 3. The outer extrusion plate 8 positioned outside the shell 1 is provided with an upper rotating hole 802, the upper rotating hole 802 is used for rotating and inserting an upper rotating shaft, the upper rotating shaft is connected with the outer surface of the shell 1, so that the outer extrusion plate 8 and the shell 1 are rotatably connected, the outer surface of the shell 1 is provided with an external thread 102, the inner wall of the rotating ring 4 is provided with an internal thread matched with the external thread 102, and the rotating ring 4 is screwed with the shell 1. Rotatory ring 4 and outer crowded clamp plate 8's side looks butt, and the butt point is located between the top of last pivot and outer crowded clamp plate 8 for can make a plurality of outer crowded clamp plates 8 rotate simultaneously through the mode that bulldozes when rotating rotatory ring 4, and the rotation of a plurality of outer crowded clamp plates 8 can make the bottom of outer crowded clamp plate 8 be close to the outer wall of pipe fitting body 3 gradually until with the outer wall extrusion of pipe fitting body 3 mutually. The working principle of the indoor suspended ceiling pipe fitting connecting component provided by the invention is as follows: firstly, the end part of one pipe fitting body 3 to be connected is inserted into the shell 1 from one port of the shell 1, at the moment, under the action of the sealing element 9, the shell 1 and the sealing element 9 can be sealed, and the sealing element 9 and the pipe fitting body 3 can be sealed, so that the shell 1 and the pipe fitting body 3 can be sealed, then the rotating ring 4 is rotated to synchronously extrude the side surfaces of the outer extrusion plates 8, so that the outer extrusion plates 8 are synchronously rotated, at the moment, the bottom ends of the outer extrusion plates 8 are gradually rotated towards the pipe fitting body 3 until the outer wall of the pipe fitting body 3 is pressed, and then the other pipe fitting body 3 to be connected is pressed and fixed in the same way. When disassembly is required, only the rotating ring 4 needs to be rotated reversely. In the prior art, in order to realize the connection of the two pipe fitting bodies 3, the pipe fitting bodies 3 must be processed in advance before the connection, so that the end part of the pipe fitting body 3 is fixedly connected with the connecting ring matched with the positioning rod, and the connecting ring is fixedly connected to the end part of the pipe fitting body 3 in advance, thereby additionally increasing the operation time and reducing the work efficiency. According to the invention, the pipe fitting body 3 is fixedly connected and sealed in an extrusion mode, the end part of the pipe fitting body 3 does not need to be processed, and the pipe fitting can be used as a common straight-cylindrical pipe fitting, so that the operation time for the pipe fitting body is not additionally increased. And the connecting component is also of an integrated structure, so that the mounting fittings are not lost, and the operation is also convenient.

In this embodiment, can make between casing 1 and sealing member 9 sealed through setting up sealing member 9, and sealed between sealing member 9 and the pipe fitting body 3, and then realize the sealed between casing 1 and the pipe fitting body 3, in order to prevent to leak, set up a plurality of stripper plates 8 through spiro union rotatory ring 4 and rotation on casing 1, each stripper plate 8 of rotation drive of usable rotatory ring 4 rotates to the direction of pipe fitting body 3 in step, can make a plurality of stripper plates 8 extrude the outer wall of pipe fitting body 3 simultaneously, utilize this extruded mode can be fixed two pipe fitting bodies 3 that need to connect through the same operation one by one, thereby realize the connection of two pipe fitting bodies 3. Compared with the prior art, the pipe fitting body 3 to be connected is fixed by simultaneously extruding the plurality of extruding plates 8, the pipe fitting body 3 does not need to be processed in advance, only a common straight-barrel-shaped pipe fitting is needed, the operation time of the pipe fitting body is not additionally increased, the work efficiency is ensured, and the defects in the prior art can be effectively overcome.

In this embodiment, the sealing member 9 includes the connecting plate 901, long tube 902 and protruding ring 903 that arrange in proper order, connecting plate 901, long tube 902 and protruding ring 903 body coupling, be provided with sealed the pad 904 on the protruding ring 903, connecting plate 901 and the inner wall sealing connection of casing 1, realize sealed between sealing member 9 and the casing 1 with this, sealed pad 904 and the inner wall sliding seal of pipe fitting body 3 are connected, realize sealed between sealing member 9 and the pipe fitting body 3 with this, set up the through-hole 9011 that is linked together with the inner chamber of long tube 902 on the connecting plate 901, through-hole 9011 is used for the circulation of water.

In this embodiment, a support ring 17 is fixedly installed in the housing 1, a plurality of inner extrusion plates 13 corresponding to the plurality of outer extrusion plates 8 one to one are circumferentially arranged on the support ring 17, and the outer side surfaces of the inner extrusion plates 13 are attached to the inner wall of the pipe body 3. Interior stripper plate 13 is used for supporting the inner wall of pipe fitting body 3, realizes the reinforcement to pipe fitting body 3, prevents that the dynamics of 3 outer walls of outer stripper plate 8 extrusion pipe fitting body is too big, and causes pipe fitting body 3 to produce deformation, when can guarantee that outer stripper plate 8 has sufficient extrusion force to pipe fitting body 3, guarantees that pipe fitting body 3 is not damaged.

Wherein, interior stripper plate 13 is rectangular shape, and the free end of interior stripper plate 13 extends to the outside of casing 1, and the purpose of this design lies in: firstly, the free ends of the inner extrusion plates 13 extend to the outside of the shell 1, so that the positions of the inner extrusion plates 13 can be observed when the pipe fitting body 3 is conveniently inserted, the inner extrusion plates 13 are inserted into the pipe fitting body 3, the free ends of the inner extrusion plates 13 are designed into an arc shape which is bent towards the central direction, and the convenience of inserting the inner extrusion plates 13 into the pipe fitting body 3 can be further improved; secondly, because interior stripper plate 13 is rectangular shape for no matter how deep that pipe fitting body 3 inserted in casing 1, the lateral surface of interior stripper plate 13 all can make pipe fitting body 3 obtain consolidating with the inner wall contact of pipe fitting body 3, consequently as long as outer stripper plate 8 extrudes pipe fitting body 3, no matter where the tip of pipe fitting body 3 is located, interior stripper plate 13 all can support the protection to pipe fitting body 3.

Further, in a state that the bottom end of the outer compression plate 8 compresses the pipe body 3, the vertical distance between the bottom end of the outer compression plate 8 and the support ring 17 is greater than the vertical distance between the bottom end of the outer compression plate 8 and the port of the housing 1, the design aims to conveniently realize the butt joint of the two pipe bodies 3, because after the connecting member is connected with one pipe body 3 first and the other pipe body 3 is required to be connected with the connecting member, the pipe body 3 is required to have more transverse spaces so that the pipe body 3 can be inserted into the housing 1, and then the pipe body 3 is moved inwards to enable the end part of the pipe body 3 to cross the bottom end of the outer compression plate 8 so as to realize the compression fixation of the pipe body 3 by the outer compression plate 8, and because the indoor top narrow space often does not have more spaces so that the pipe body 3 can be moved transversely, further, the pipe fitting body 3 cannot be inserted into the housing 1, or when the last pipe fitting body 3 is installed, the pipe fitting body 3 is obstructed by other pipe fitting bodies 3, and the pipe fitting body 3 cannot be inserted into the housing 1, therefore, by the above design, when one pipe fitting body 3 is installed, the pipe fitting body 3 can be inserted to the extreme depth of the housing 1 (i.e. the inward most end position of the inner pressing plate 13), and the pipe fitting body 3 and the connecting member are in a state of being capable of being pulled, at this time, the pipe fitting body 3 covers the entire length of the inner pressing plate 13, so that a placing space can be provided for the next pipe fitting body 3, then the next pipe fitting body 3 is placed at the port position of the housing 1, and then, an external force is applied to the housing 1 to gradually move the connecting member in the direction of the next pipe fitting body 3, so that the next pipe fitting body 3 is inserted into the housing 1, until the end of the next pipe fitting body 3 crosses the bottom end of the outer pressing plate 8, because the vertical distance between the bottom end of the outer pressing plate 8 and the support ring 17 is greater than the vertical distance between the bottom end of the outer pressing plate 8 and the port of the housing 1 in the state that the bottom end of the outer pressing plate 8 presses the pipe fitting body 3, when the end of the next pipe fitting body 3 crosses (crosses means that the pipe fitting body 3 can be pressed by the outer pressing plate 8) the bottom end of the outer pressing plate 8, the end of the previous pipe fitting body 3 is also in a position crossing the pressing plate 8, so that the connection of the two pipe fitting bodies 3 can be realized without providing an additional transverse space.

In this embodiment, the housing 1 and the support ring 17 are coaxially disposed, and the specific manner of fixedly connecting the housing 1 and the support ring 17 is as follows: the support ring 17 is circumferentially provided with a plurality of threaded holes 1701, the housing 1 is provided with through holes corresponding to the plurality of threaded holes 1701 one by one, the screws 5 are inserted into the through holes and the threaded holes 1701, the screws 5 are screwed with the threaded holes 1701, the nuts of the screws 5 are pressed against the outer surface of the housing 1, and the housing 1 and the support ring 17 are fixedly connected by mounting the plurality of screws 5 into the corresponding through holes and the threaded holes 1701.

In this embodiment, the inner extrusion plate 13 is slidably disposed along the radial direction of the support ring 17, the long tube 902 slides through the support ring 17, the support ring 17 at this time can be used to support the long tube 902, the outer wall of the connection plate 901 is connected with the inner wall of the housing 1 in a dynamic seal (i.e., a sliding seal), the connection plate 901 is connected with the plurality of outer extrusion plates 8 in a synchronous transmission manner, and the long tube 902 is driven by the rotational stroke of the plurality of outer extrusion plates 8 to slide so as to drive the outer side surfaces of the plurality of inner extrusion plates 13 to extrude the inner wall of the pipe fitting body 3. When the plurality of outer squeezing plates 8 are pushed by the rotating ring 4 and rotate, the plurality of outer squeezing plates 8 drive the connecting plate 901, the long pipe 902 and the convex ring 903 to horizontally slide towards the port of the convex ring 903, because the inner squeezing plates 13 are arranged along the radial direction of the supporting ring 17 in a sliding manner, the long pipe 902 can move (i.e. move towards the outside) towards the direction close to the pipe fitting body 3 in the sliding process, so that the outer surfaces of the plurality of inner squeezing plates 13 squeeze the inner wall of the pipe fitting body 3 respectively to fix the pipe fitting body 3.

Through the structural design, the plurality of inner extrusion plates 13 not only have the reinforcing and protecting functions on the pipe fitting body 3, but also have the functions of extruding the inner wall of the pipe fitting body 3 to fix the pipe fitting body 3, and the pipe fitting body 3 can be doubly fixed by combining the extruding and fixing functions of the outer extrusion plates 8 on the outer wall of the pipe fitting body 3, so that the connecting firmness of the pipe fitting body 3 can be improved;

through the structural design, the extrusion fixation of the connecting component on the outer wall of the pipe fitting body 3 and the extrusion fixation on the inner wall of the pipe fitting body 3 are realized by rotating the rotating ring 4, so that the convenience of operation can be improved.

In this embodiment, the structure for specifically implementing the above functions is designed as follows: a plurality of groups of lugs 14 which are in one-to-one correspondence with the inner extrusion plates 13 are arranged on the long pipe 902 in the circumferential direction, each group of lugs 14 comprises a plurality of lugs 14 which are arranged at intervals, a plurality of grooves 1301 which are matched with the lugs 14 are arranged on the inner side surfaces of the inner extrusion plates 13, the longitudinal sections of the grooves 1301 are trapezoidal, the shapes of the lugs 14 are matched with the shapes of the grooves 1301, such that tab 14 may be moved out of recess 1301 in a horizontal motion, such that tab 14 is offset from recess 1301, because of the trapezoidal design of the longitudinal section of the groove 1301, as shown in fig. 6, 9 and 10, the protrusion 14 gradually misaligns with the groove 1301, pushing the inner pressing plates 13 to move outward (i.e. toward the pipe body 3), thereby, each inner pressing plate 13 presses the inner wall of the pipe fitting body 3, that is, the sliding of the long tube 902 drives each protrusion 14 to gradually stagger with the corresponding groove 1301, so that each inner pressing plate 13 is pushed by the protrusion 14 to move outwards to press the inner wall of the pipe fitting body 3.

The inner extrusion plate 13 is slidably arranged along the radial direction of the support ring 17 in the following manner: the supporting ring 17 is close to on the side of interior stripper plate 13 fixed mounting have with a plurality of groups of fixed plates 15 of a plurality of interior stripper plate 13 one-to-one, every group fixed plate 15 includes the fixed plate 15 of two relative settings, rectangular hole 1501 has been seted up on the fixed plate 15, the round pin axle 16 has been pegged graft in the rectangular hole 1501, the length in rectangular hole 1501 is greater than the diameter of round pin axle 16, make round pin axle 16 can slide along the radial direction of supporting ring 17, round pin axle 16 and interior stripper plate 13 fixed connection, consequently, it can slide along the radial direction of supporting ring 17 to realize interior stripper plate 13.

Wherein, the realization mode that connecting plate 901 and a plurality of outer 8 synchronous drive of squeezing the board are connected does: a connecting rod 12 is rotatably connected between the connecting plate 901 and each outer pressing plate 8, one end of the connecting rod 12 is rotatably connected with the connecting plate 901, and the other end of the connecting rod 12 is rotatably connected with the bottom end of each outer pressing plate 8 through a lower rotating hole 803. When the bottom end of the outer squeezing plate 8 rotates towards the direction close to the pipe fitting body 3, the connecting rod 12 is pulled to move, so that the connecting rod 12 pulls the connecting plate 901 to move towards the port direction of the convex circular ring 903, and therefore synchronous transmission connection between the connecting plate 901 and the outer squeezing plates 8 is achieved.

Further, in this embodiment, the sealing gasket 904 is an elastic rubber sheet, an annular groove 9031 is formed in the outer peripheral surface of the convex ring 903, the sealing gasket 904 is hermetically disposed in the annular groove 9031, the sealing gasket 904 is bonded to the inner sealing wall of the annular groove 9031, a notch 9021 which is in one-to-one sealing insertion with the plurality of protrusions 14 is formed in the long tube 902, the plurality of notches 9021 are communicated with the annular groove 9031 through a passage 9022, the passage 9022 is disposed inside the long tube 902 and the convex ring 903, and in a process that the protrusions 14 push the inner pressing plate 13 to press the inner wall of the tube body 3, the protrusions 14 slide inward along the notches 9021 to press and attach the outer surface of the sealing gasket 904 to the inner wall of the tube body 3. The initial state is sealed 904 not with the contact of the inner wall of pipe fitting body 3, thereby when pipe fitting body 3 inserts in the casing 1, can not produce frictional force with sealed 904 between, can protect sealed 904, prevent sealed 904 wearing and tearing, when rotating rotatory ring 4 so that lug 14 staggers with recess 1301 and promote interior stripper plate 13 and extrude pipe fitting body 3 inner wall, lug 14 is because of receiving the extrusion of interior stripper plate 13, make lug 14 slide to the inboard of notch 9021 so that the interior pressure increase of annular groove 9031 makes sealed 904 the pressure inflation, the sealed 904 of inflation will be laminated with the inner wall extrusion of pipe fitting body 3, thereby realize sealedly.

Through the design of above-mentioned structure, its effect has: firstly, the sealing gasket 904 is pressed and attached to the inner wall of the pipe fitting body 3 only when the pipe fitting body 3 is pressed and fastened, and when the pipe fitting body 3 is inserted into and pulled out of the shell 1, friction is not generated between the sealing gasket 904 and the pipe fitting body 3, so that the sealing gasket 904 can be effectively protected; better protection of the gasket 904 is provided; secondly, the operation of the sealing function of the sealing gasket 904 is also realized by rotating the rotating ring 4 to push the outer pressing plate 8 to rotate, so that three functions of pressing and fixing the outer wall and the inner wall of the pipe fitting body 3 and sealing the pipe fitting body 3 by the connecting member can be realized simultaneously only by rotating the rotating ring 4, the structure of the connecting member is less, the operation steps are less, and the operation is more convenient; thirdly, because the bumps 14 have a space capable of moving inwards, when the pipe fitting body 3 is fixed, each bump 14 firstly extrudes the inner wall of the pipe fitting body 3 through the inner extrusion plate 13, so that the sealing gasket 904 gradually expands to extrude the inner wall of the pipe fitting body 3, the bottom end of each outer extrusion plate 8 gradually approaches to the outer wall of the pipe fitting body 3 in the process until the bottom end of the outer extrusion plate 8 firmly extrudes the outer wall of the pipe fitting body 3, at the moment, the expansion degree of the sealing gasket 904 is larger, so that a better sealing effect is achieved, meanwhile, the inner wall of the pipe fitting body 3 is firmly extruded by the inner extrusion plate 13, the design can ensure that the inner extrusion plate 13 has a certain waiting time for extruding the inner wall of the pipe fitting body 3 in the process that the bottom end of the outer extrusion plate 8 extrudes the pipe fitting body 3, thereby ensuring that the inner wall and the outer wall of the pipe fitting body 3 can be firmly fixed, and the situation that the outer wall is extruded and fixed but the inner wall is not extruded and fixed can not occur, or the case where the inner wall is press-fixed and the outer wall is not press-fixed.

In this embodiment, a limiting spring 18 is fixedly connected between the protrusion 14 and the notch 9021. The bump 14 can be limited by the limiting spring 18, and the bump 14 is prevented from being separated from the notch 9021.

In this embodiment, a fixing ring 11 communicated with the through hole 9011 is fixedly installed in the inner cavity of the housing 1, and the connecting plate 901 is slidably connected to the fixing ring 11 through a plurality of sliding rods 10. The sliding rod 10 is connected with the fixing ring 11 in a sliding and sealing mode, and the connecting plate 901 and the long pipe 902 can be more stable in the sliding process and cannot rotate or incline by the aid of the connection arrangement of the sliding rods 10 and the fixing ring 11.

In this embodiment, the outer pressing plate 8 has a chamfered surface 801 protruding from one side surface of the housing 1, and the chamfered surface 801 is in sliding contact with the rotating ring 4. When the chamfered surface 801 ensures that the outer pressure plate 8 abuts against the rotary ring 4, the length of the outer pressure plate 8 protruding from the housing 1 is reduced as much as possible, and the space occupancy rate of the connection member is reduced.

Further, the outer surface of the shell 1 is fixedly provided with a fixing seat 6 which is in one-to-one correspondence with the outer pressing plates 8, and a return spring 7 is fixedly connected between the fixing seat 6 and the outer pressing plate 8. The return springs 7 are in a compressed state, and under the action of the return springs 7, the outer squeezing plates 8 are always abutted to the rotating ring 4, so that the outer squeezing plates 8 are prevented from shaking; meanwhile, by means of the elastic force of the return spring 7, when the pipe fitting body 3 needs to be disassembled and the rotating ring 4 is rotated reversely, the bottom end of each outer squeezing plate 8 can be rotated in the direction away from the pipe fitting body 3, at the moment, each outer squeezing plate 8 drives the connecting rod 12 to pull the connecting plate 901 and the long pipe 902 to move in the direction away from the port, so that the bump 14 gradually moves into the groove 1301, the extrusion force of the bump 14 on the inner squeezing plate 13 can be reduced until the extrusion force is reduced to zero, and the pipe fitting body 3 can be conveniently taken out at the moment.

In this embodiment, still fixed mounting has the guide ring 2 that is used for leading to pipe fitting body 3 in the casing 1, and guide ring 2 is located the port department of casing 1, and when inserting pipe fitting body 3 in casing 1, the inner wall of guide ring 2 and the surface of pipe fitting body 3 slip the laminating for pipe fitting body 3 can slide along the inner wall of guide ring 2, thereby prevents that pipe fitting body 3 from appearing the slope at the male in-process, with the improvement male smoothness nature.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. Indoor furred ceiling pipe fitting connecting elements includes casing (1) of pegging graft with pipe fitting body (3), be provided with sealing member (9) in casing (1), sealing member (9) are pegged graft with pipe fitting body (3) are sealed, its characterized in that:

the pipe fitting comprises a casing (1), and is characterized by further comprising a fixing piece, wherein the fixing piece comprises a plurality of outer extrusion plates (8) which are rotatably arranged on the casing (1), the outer extrusion plates (8) are circumferentially arranged on the casing (1) in an array mode, the end portions of the outer extrusion plates (8) protrude out of the casing (1), a rotating ring (4) is connected to the casing (1) in a threaded mode, the rotating ring (4) rotates to drive the outer walls of the outer extrusion plates (8) to synchronously rotate so as to extrude the pipe fitting body (3), and the pipe fitting body (3) is fixed.

2. An indoor ceiling tubing connection member according to claim 1, wherein: the sealing element (9) comprises a connecting plate (901), a long pipe (902) and a convex circular ring (903) which are sequentially arranged, a sealing gasket (904) is arranged on the convex circular ring (903), the connecting plate (901) is connected with the inner wall of the shell (1) in a sealing mode, the sealing gasket (904) is connected with the inner wall of the pipe fitting body (3) in a sliding and sealing mode, and a through hole (9011) communicated with the inner cavity of the long pipe (902) is formed in the connecting plate (901).

3. An indoor ceiling tubing connection member according to claim 2, wherein: the pipe fitting is characterized in that a support ring (17) is fixedly mounted in the shell (1), a plurality of inner extrusion plates (13) which correspond to the outer extrusion plates (8) one to one are circumferentially arranged on the support ring (17), and the outer side surfaces of the inner extrusion plates (13) are attached to the inner wall of the pipe fitting body (3).

4. An indoor ceiling tubing connection member according to claim 3, wherein: the inner extrusion plates (13) are arranged in a sliding mode along the radial direction of the support ring (17), the long pipe (902) penetrates through the support ring (17) in a sliding mode, the outer wall of the connecting plate (901) is connected with the inner wall of the shell (1) in a dynamic sealing mode, the connecting plate (901) is connected with the outer extrusion plates (8) in a synchronous transmission mode, the long pipe (902) is driven to slide by the rotating stroke of the outer extrusion plates (8) to drive the outer side faces of the inner extrusion plates (13) to extrude the inner wall of the pipe fitting body (3).

5. An indoor ceiling tubing connection member according to claim 4, wherein: the utility model discloses a pipe fitting, including long tube (902), circumference is provided with multiunit lug (14) with a plurality of interior stripper plate (13) one-to-one on long tube (902), set up on the medial surface of interior stripper plate (13) a plurality of recesses (1301) with each lug (14) looks adaptation, the longitudinal section of recess (1301) is trapezoidal, the slip of long tube (902) drives each lug (14) and staggers so that lug (14) promote each interior stripper plate (13) to move to the outside in order to extrude the inner wall of pipe fitting body (3) gradually with corresponding recess (1301).

6. An indoor ceiling pipe connection member according to claim 5, wherein: the sealing gasket (904) is an elastic rubber sheet, an annular groove (9031) is formed in the outer peripheral surface of the convex annular ring (903), the sealing gasket (904) is arranged in the annular groove (9031) in a sealing mode, notches (9021) which are connected with the multiple convex blocks (14) in a one-to-one movable sealing mode are formed in the long pipe (902), the notches (9021) are communicated with the annular groove (9031) through channels (9022), and the convex blocks (14) push the inner extrusion plate (13) to extrude the inner wall of the pipe fitting body (3), and the convex blocks (14) slide inwards along the notches (9021) to enable the outer surface of the sealing gasket (904) to be attached to the inner wall of the pipe fitting body (3) in an extrusion mode.

7. An indoor ceiling tubing connection member according to claim 6, wherein: and a limiting spring (18) is fixedly connected between the convex block (14) and the notch (9021).

8. An indoor ceiling tubing connection member according to claim 1, wherein: a fixing ring (11) communicated with the through hole (9011) is fixedly mounted in an inner cavity of the shell (1), and the connecting plate (901) is connected with the fixing ring (11) in a sliding mode through a plurality of sliding rods (10).

9. An indoor ceiling tubing connection member according to claim 1, wherein: the outer extrusion plate (8) is provided with a chamfer (801) on one side surface protruding out of the shell (1), and the chamfer (801) is in sliding fit with the rotating ring (4).

10. An indoor ceiling tubing connection member according to claim 1, wherein: the outer fixed surface of casing (1) installs fixing base (6) with a plurality of outer squeeze board (8) one-to-one, fixedly connected with reset spring (7) between fixing base (6) and outer squeeze board (8).