阅读说明：本技术 建筑给排水工程用管道连接装置 (Pipeline connecting device for building water supply and drainage engineering ) 是由 梁蓓蓓 袁宇 李树山 于素阁 朱玉萍 郑建华 于 2021-08-31 设计创作，主要内容包括：本发明公开了一种建筑给排水工程用管道连接装置,属于建筑给排水技术领域,包括连接套,所述连接套包括连通座和固定密封座,所述固定密封座设置有两个且分别安装在连通座的两端,两端的所述固定密封座内均插设有管道连接端,所述管道连接端的外端套设有固定螺套,所述固定螺套螺纹连接在对应的固定密封座外端,所述固定密封座的内壁靠近连通座一端连接有端部密封垫,通过在固定密封座内壁与管道连接端外壁的密封腔内填充环氧树脂胶完成管道连接端与固定密封座的固定,环氧树脂胶能够起到良好的连接固定和密封效果,管道连接和固定操作快捷方便,并且连接结构简单可靠,有效提高管道连接装置的使用寿命,满足长时间的使用需求。(The invention discloses a pipeline connecting device for building water supply and drainage engineering, which belongs to the technical field of building water supply and drainage and comprises a connecting sleeve, wherein the connecting sleeve comprises a communicating seat and two fixed sealing seats, the two fixed sealing seats are respectively arranged at two ends of the communicating seat, pipeline connecting ends are inserted in the fixed sealing seats at the two ends, the outer ends of the pipeline connecting ends are sleeved with fixed screw sleeves, the fixed screw sleeves are in threaded connection with the outer ends of the corresponding fixed sealing seats, one end of the inner wall of each fixed sealing seat, which is close to the communicating seat, is connected with an end sealing gasket, the fixing of the pipeline connecting ends and the fixed sealing seats is completed by filling epoxy resin glue in a sealing cavity between the inner wall of each fixed sealing seat and the outer wall of the pipeline connecting ends, the epoxy resin glue can play a good connecting, fixing and sealing effect, the pipeline connecting and fixing operations are quick and convenient, and the connecting structure is simple and reliable, effectively improve the life of pipe connection device, satisfy long-time user demand.)

1. Building plumbing connection device for water supply and drainage engineering, including adapter sleeve (1), its characterized in that: adapter sleeve (1) is including intercommunication seat (4) and fixed seal seat (5), fixed seal seat (5) are provided with two and install respectively at the both ends of intercommunication seat (4), both ends all insert in fixed seal seat (5) and be equipped with pipeline connection end (3), the outer pot head of pipeline connection end (3) is equipped with fixed swivel nut (2), fixed swivel nut (2) and fixed seal seat (5) threaded connection, the inner wall of fixed seal seat (5) is close to intercommunication seat (4) one end and is connected with tip sealing pad (6), form sealed chamber (9) between fixed seal seat (5) inner wall and pipeline connection end (3) outer wall, the outside of fixed seal seat (5) is provided with stores up packing element (11), just store up packing element (11) and sealed chamber (9) intercommunication that corresponds.

2. The pipe connecting device for water supply and drainage works in construction according to claim 1, wherein: glue injection pipe (10) and glue overflow pipe (16) have respectively been seted up near sealed chamber (9) both ends punishment to the outer wall of fixed seal seat (5), glue injection pipe (10) are through mixing injection tube (15) and the output intercommunication that stores up packing element (11), the inner chamber packing that stores up packing element (11) has sealed glue, just it has ejection piston (12) to store up sliding connection in packing element (11).

3. The pipe connecting device for water supply and drainage works in construction according to claim 1, wherein: the middle part of the outer side wall of the glue storage cylinder (11) is provided with a fixed insertion rod (13), the position of the side wall of the communication base (4) corresponding to the fixed insertion rod (13) is provided with a fixed slot (14), and the fixed insertion rod (13) is inserted and fixed in the fixed slot (14).

4. The pipe connecting device for water supply and drainage works in construction according to claim 1, wherein: pipeline draw-in groove (8) have been seted up to the outer wall of pipeline connection end (3) corresponding sealed chamber (9) middle section position, multichannel seal receptacle draw-in groove (7) have been seted up to the inner wall of fixed seal receptacle (5) corresponding sealed chamber (9) position.

5. The pipe connecting device for water supply and drainage works in construction according to claim 2, wherein: the glue injection pipe (10) and the glue storage pipe (11) on the two sides are respectively arranged on the two sides of the connecting sleeve (1) in an inclined mode, and the glue injection pipe (10) and the glue overflow pipe (16) are arranged on the same horizontal line.

6. The pipe connecting device for water supply and drainage works in construction according to claim 1, wherein: the inner wall of the fixed sealing seat (5) is fixedly connected with an expansion sealing sleeve (17) close to the end sealing gasket (6), and one side of the expansion sealing sleeve (17) facing the sealing cavity (9) is provided with a sealing sleeve expansion cavity (18).

7. The pipe connecting device for water supply and drainage works in construction according to claim 1, wherein: the lateral wall of fixed swivel nut (2) is the toper structure, and the outer wall of fixed swivel nut (2) is provided with awl screw thread (19), the outer end of fixed seal receptacle (5) is provided with internal thread bulge loop (21), internal thread bulge loop (21) and awl screw thread (19) phase-match.

8. The pipe connecting device for water supply and drainage works in construction according to claim 1, wherein: the outer end of the fixed threaded sleeve (2) is provided with a rotating ring (20), and the outer wall of the rotating ring (20) is provided with a strip-shaped edge ruler.

9. The pipe connecting device for water supply and drainage works in construction according to claim 2, wherein: the glue injection pipe (10) and the glue overflow pipe (16) are both transparent plastic pipes, and the outer walls of the glue overflow pipe (16) and the glue injection pipe (10) are cut with easy-to-break grooves corresponding to the outer walls of the fixed sealing seats (5).

10. The pipe connecting device for building water supply and drainage works according to any one of claims 1 to 9, wherein: two cavities are arranged in the glue storage cylinder (11), a push-jet piston (12) is inserted into each of the two cavities, epoxy resin glue and a curing agent are filled into each of the two cavities, and the volume of the inner cavity of the glue storage cylinder (11) is larger than that of the sealing cavity (9).

Technical Field

The invention relates to the technical field of building water supply and drainage, in particular to a pipeline connecting device for building water supply and drainage engineering.

Background

The water supply system for building is a cold water supply system which introduces the water of urban water supply pipe network or self-provided water source water supply pipe network into the room, and sends the water to the water equipment for life, production and fire control through the water distribution pipe, and meets the requirements of each water point on water quantity, water pressure and water quality. The building water supply and drainage system actually comprises two aspects: building water supply systems and building drainage systems.

The water supply system of the building can be divided into a domestic water supply system, a production water supply system, a fire water supply system and a combined water supply system according to the water supply objects and requirements. The building water supply system mainly comprises five parts, namely an inlet pipe, a water meter node, a water supply pipe network, water distribution or utilization equipment and a water supply accessory. The water supply mode of the building water supply system, namely the water supply scheme in the building is determined according to the properties and height of the building, the arrangement condition of water distribution points, the water pressure required by the indoor, the water pressure of an outdoor pipe network, the water quantity and other factors. The following water supply modes are common: a direct water supply mode; setting a water supply mode of a water tank or a water pump; only a water supply mode of a water pump (or a water tank) is arranged; a pneumatic water supply mode; and (4) a zone water supply mode. In addition, a quality-divided water supply mode is provided, namely independent water supply systems are respectively arranged according to different water qualities required by different purposes.

The building drainage system is used for draining sewage in residential buildings, public buildings and production buildings. The drainage system inside a building generally consists of a water receiver, a drainage pipeline, a dredging facility, an air duct, a sewage and wastewater lifting device and a local treatment structure of sanitary ware or production equipment. The drainage system in the building is divided into a single-stand pipe drainage system, a double-stand pipe drainage system and a three-stand pipe drainage system according to the arrangement conditions of the drainage stand pipe and the vent pipe. The sewage discharged by the building drainage system meets the sewage discharge conditions specified by the relevant national standards and standards.

The pipelines in the water supply and drainage system are connected by using the pipeline connecting device, and the pipeline connecting device for water supply and drainage is used for hermetically connecting the joints of the two pipelines so that the liquid in the two pipelines can flow mutually.

Among the prior art, because building water supply and drainage pipeline life is longer, it is higher to the life requirement of pipe connection device to need to use, when traditional for water supply and drainage pipe connection device used, it is fixed troublesome to connecting device's structural strength does not support long-term use, and connecting device's sealing device life-span is limited, building water supply and drainage pipeline's trouble takes place in connecting device department usually, can't adapt to long-time use, leads to building water supply and drainage pipeline's later maintenance expense higher.

Disclosure of Invention

The invention aims to provide a pipeline connecting device for building water supply and drainage engineering, which can realize convenient and quick connection of pipelines and effectively prolong the service life of the pipeline connecting device.

In order to solve the problems, the invention adopts the following technical scheme:

pipeline connecting device for water supply and drainage engineering is given to building, including the adapter sleeve, the adapter sleeve includes intercommunication seat and fixed seal seat, fixed seal seat is provided with two and installs respectively at the both ends of intercommunication seat, both ends all insert in the fixed seal seat and be equipped with the pipeline link, the outer pot head of pipeline link is equipped with fixed swivel nut, fixed swivel nut threaded connection is in the fixed seal seat outer end that corresponds, the inner wall of fixed seal seat is close to intercommunication seat one end and is connected with the tip sealed pad, form sealed chamber between fixed seal seat inner wall and the pipeline link outer wall, the outside of fixed seal seat is provided with stores up the packing element, just store up packing element and the sealed chamber intercommunication that corresponds.

As a preferred scheme of the invention, the outer wall of the fixed sealing seat is provided with a glue injection pipe and a glue overflow pipe respectively at positions close to two ends of the sealing cavity, the glue injection pipe is communicated with the output end of the glue storage barrel through a mixing injection pipe, the inner cavity of the glue storage barrel is filled with sealant, and the glue storage barrel is connected with a push piston in a sliding manner.

As a preferable scheme of the invention, a fixed insertion rod is arranged in the middle of the outer side wall of the rubber storage cylinder, a fixed insertion slot is formed in the side wall of the communication seat corresponding to the position of the fixed insertion rod, and the fixed insertion rod is inserted and fixed in the fixed insertion slot.

As a preferred scheme of the present invention, the outer wall of the pipeline connecting end is provided with a pipeline clamping groove corresponding to the middle section of the sealing cavity, and the inner wall of the fixed sealing seat is provided with a plurality of sealing seat clamping grooves corresponding to the sealing cavity.

As a preferred scheme of the invention, the glue injection pipe and the glue storage cylinder on two sides are respectively arranged on two sides of the connecting sleeve in an inclined manner, and the glue injection pipe and the glue overflow pipe are arranged on the same horizontal line.

As a preferable scheme of the invention, an expansion seal sleeve is fixedly connected to a position, close to the end sealing gasket, of the inner wall of the fixed sealing seat, and a seal sleeve expansion cavity is formed in one side, facing the seal cavity, of the expansion seal sleeve.

As a preferable scheme of the invention, the side wall of the fixed threaded sleeve is of a conical structure, the outer wall of the fixed threaded sleeve is provided with a conical thread, the outer end of the fixed sealing seat is provided with an internal thread convex ring, and the internal thread convex ring is matched with the conical thread.

In a preferred embodiment of the present invention, the outer end of the fixed threaded sleeve is provided with a rotating ring, and the outer wall of the rotating ring is provided with a strip-shaped edge ruler.

As a preferable scheme of the invention, the glue injection pipe and the glue overflow pipe are transparent plastic pipes, and the outer walls of the glue overflow pipe and the glue injection pipe are cut with easy-to-break grooves corresponding to the outer walls of the fixed sealing seats.

As a preferable scheme of the invention, two cavities are arranged in the rubber storage cylinder, a push-jet piston is respectively inserted in each of the two cavities, epoxy resin glue and a curing agent are respectively filled in each of the two cavities, and the volume of an inner cavity of the rubber storage cylinder is larger than that of the sealing cavity.

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through setting up fixed seal seat, through filling epoxy glue in the sealed intracavity at fixed seal seat inner wall and pipeline connection end outer wall and accomplish the fixed of pipeline connection end and fixed seal seat, epoxy glue can play good connection fixed and sealed effect, the pipe connection is swift convenient with fixed operation, and connection structure is simple reliable, effectively improve pipe connection device's life, satisfy long-time user demand, through the storage packing element that sets up, can need not external injecting glue device, the use of the pipe connection device of being convenient for.

(2) This scheme is through the fixed swivel nut that sets up, and fixed swivel nut can accomplish the preliminary fixed of pipe connection end through the extrusion to fixed seal receptacle tip between the injecting glue of sealed intracavity, and subsequent injecting glue operation of being convenient for goes on.

(3) This scheme is through the excessive rubber pipe that sets up for can overflow rubber pipe exhaust gas through excessive rubber pipe exhaust gas when sealed chamber injecting glue, can overflow through excessive rubber pipe after the sealed intracavity is filled fully, thereby observe the injecting glue progress through excessive rubber pipe, the operation of being convenient for.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a front sectional view of the present invention.

Fig. 4 is a front sectional view of the fixing screw boss of the present invention.

Figure 5 is a front cross-sectional view of the inflatable gland of the present invention.

The reference numbers in the figures illustrate:

1. connecting sleeves; 2. fixing the threaded sleeve; 3. a pipeline connecting end; 4. a communication base; 5. fixing a sealing seat; 6. an end seal; 7. a seal seat clamping groove; 8. a pipeline clamp groove; 9. sealing the cavity; 10. a glue injection pipe; 11. a rubber storage tube; 12. a push-fire piston; 13. fixing the inserted rod; 14. fixing the slot; 15. mixing the injection tube; 16. a rubber overflow pipe; 17. an expansion seal sleeve; 18. a seal cartridge expansion chamber; 19. tapering threads; 20. a rotating ring; 21. and an internal thread convex ring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; 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.

Example (b):

referring to fig. 1-5, an embodiment of the present invention provides a pipe connecting device for building water supply and drainage engineering, including a connecting sleeve 1, where the connecting sleeve 1 includes a communicating seat 4 and a fixed seal seat 5, the communicating seat 4 and the fixed seal seat 5 are both tubular, the fixed seal seat 5 is provided with two ends respectively installed at two ends of the communicating seat 4, a pipe connecting end 3 is inserted in each of the fixed seal seats 5 at two ends, an outer end of the pipe connecting end 3 is sleeved with a fixed swivel nut 2, the fixed swivel nut 2 is screwed to an outer end of the corresponding fixed seal seat 5, one end of an inner wall of the fixed seal seat 5, which is close to the communicating seat 4, is connected with an end sealing gasket 6, a sealing cavity 9 is formed between an inner wall of the fixed seal seat 5 and an outer wall of the pipe connecting end 3, an outer side of the fixed seal seat 5 is provided with a rubber storage cylinder 11, and the rubber storage cylinder 11 is communicated with the corresponding sealing cavity 9.

Specifically, the outer wall of the fixed seal seat 5 is close to the two ends of the seal cavity 9 and is respectively provided with a glue injection pipe 10 and a glue overflow pipe 16, the glue injection pipe 10 is communicated with the output end of the glue storage barrel 11 through a mixing injection pipe 15, the inner cavity of the glue storage barrel 11 is filled with a sealant, and the glue storage barrel 11 is internally and slidably connected with a push injection piston 12.

In this embodiment, promote to push away and penetrate piston 12 and remove, can pour into sealed chamber 9 into through injecting glue pipe 10 with sealed glue in the storage packing element 11, observe sealed glue when spilling over from overflow glue pipe 16, stop the injecting glue, through injecting glue pipe 10 and the glue overflow pipe 16 cooperation glue storage pipe 11 that sets up accomplish the injecting glue to sealed chamber 9, easy operation is convenient, has effectively improved pipe connection's work efficiency.

Specifically, the middle part of the outer side wall of the glue storage barrel 11 is provided with a fixed insertion rod 13, the position of the side wall of the communication seat 4 corresponding to the fixed insertion rod 13 is provided with a fixed slot 14, and the fixed insertion rod 13 is inserted and fixed in the fixed slot 14.

In this embodiment, through the grafting cooperation of fixed inserted bar 13 and fixed slot 14 for store up packing element 11 and can fix in the outside of adapter sleeve 1, need not external injecting glue equipment when making the use of pipeline connecting device, be convenient for pipeline connecting device's use.

Specifically, pipeline clamping grooves 8 are formed in the middle positions, corresponding to the sealed cavities 9, of the outer walls of the pipeline connecting ends 3, and multiple sealing seat clamping grooves 7 are formed in the positions, corresponding to the sealed cavities 9, of the inner walls of the fixed sealing seats 5.

In this embodiment, through pipeline draw-in groove 8 and the multichannel sealing receptacle draw-in groove 7 that sets up for sealed glue in the sealed chamber 9 can fill pipeline draw-in groove 8 and the solidification behind the sealing receptacle draw-in groove 7, has improved the firm degree of connecting pipeline link 3 and fixed seal receptacle 5 after the solidification of sealed glue in the sealed chamber 9, effectively avoids the not hard up slippage of junction.

Specifically, the glue injection pipe 10 and the glue storage pipe 11 on the two sides are respectively arranged on the two sides of the connecting sleeve 1 in an inclined manner, and the glue injection pipe 10 and the glue overflow pipe 16 are arranged on the same horizontal line.

In this embodiment, the injecting glue pipe 10 of both sides and the slope setting of the both sides that stores up packing element 11 and be located adapter sleeve 1 respectively for the injecting glue pipe 10 of both sides all sets up towards oblique top, is favorable to sealed glue to be full of the sealed chamber 9 of both sides under the action of gravity, guarantees the firm degree after the sealed glue of junction concreties, has improved pipe connection device's life.

Specifically, the inner wall of the fixed seal seat 5 is fixedly connected with an expansion seal sleeve 17 at a position close to the end seal gasket 6, and a seal sleeve expansion cavity 18 is formed in one side, facing the seal cavity 9, of the expansion seal sleeve 17.

In this embodiment, through the setting of the expansion seal cover 17 that sets up for the leakproofness is higher between the pipeline connecting end 3 tip and the fixed seal receptacle 5 contact surface, and the setting of seal cover expansion chamber 18 can make sealed glue pour into seal cover expansion chamber 18 internal fixation, has improved the firm degree of expansion seal cover 17.

Specifically, the side wall of the fixed screw sleeve 2 is of a conical structure, the outer wall of the fixed screw sleeve 2 is provided with a conical thread 19, the outer end of the fixed sealing seat 5 is provided with an internal thread convex ring 21, and the internal thread convex ring 21 is matched with the conical thread 19.

In this embodiment, the setting of toper structure for fixed swivel nut 2 is in the precession in-process with the chucking between fixed seal receptacle 5 and the pipeline connection end 3, the preliminary fixed of the fixed seal receptacle 5 of being convenient for and pipeline connection end 3, through the internal thread bulge loop 21 that sets up, makes 2 outer walls of fixed swivel nut in the sealed chamber 9 of screw in unsettled, makes can be fixed 2 bonding of fixed swivel nut after the sealed glue concreties in the sealed chamber 9.

Specifically, the outer end of the fixed thread insert 2 is provided with a rotating ring 20, and the outer wall of the rotating ring 20 is provided with a strip-shaped edge ruler.

In this embodiment, the rotation of the fixed thread insert 2 is facilitated by the arrangement of the rotating ring 20, and the arrangement of the strip-shaped side ruler improves the friction force of the outer wall of the rotating ring 20, thereby further improving the convenience of rotating the fixed thread insert 2.

Specifically, the glue injection pipe 10 and the glue overflow pipe 16 are both transparent plastic pipes, and the outer walls of the glue overflow pipe 16 and the glue injection pipe 10 are cut with easy-to-break grooves corresponding to the outer walls of the fixed seal bases 5.

In this embodiment, glue injection pipe 10 and excessive glue pipe 16 of transparent plastic pipe material, the staff of being convenient for observes the gluey condition of walking in glue injection pipe 10 and the excessive glue pipe 16, be convenient for judge the injecting glue degree, thereby the injecting glue operation of being convenient for, setting up of easy-to-break groove makes glue injection pipe 10 and excessive glue pipe 16 can be directly broken off with the fingers and thumb through external force after sealed glue concreties, guarantee the neatly of adapter sleeve 1 outer wall, make pipe connection device more pleasing to the eye, be convenient for simultaneously to pipe connection device place and fix.

Specifically, two cavities are arranged inside the rubber storage cylinder 11, a push piston 12 is inserted into each of the two cavities, epoxy resin glue and a curing agent are filled into each of the two cavities, and the volume of the inner cavity of the rubber storage cylinder 11 is larger than that of the sealing cavity 9.

In this embodiment, through two cavitys that set up for epoxy glue and curing agent can be deposited respectively, and subsequent injecting glue operation of being convenient for, the inner chamber volume that stores up packing element 11 is greater than the volume of seal chamber 9 and can makes the sealed glue that stores up in the packing element 11 can satisfy the operation of being full of seal chamber 9, guarantees sealed effect.

The working principle is as follows: when the device is used, two pipeline connecting ends 3 to be connected are respectively inserted into two side fixed seal seats 5, the fixed screw sleeve 2 is rotated, the end part of the fixed seal seat 5 and the pipeline connecting end 3 are clamped and fixed through the matching of the fixed screw sleeve 2 and an internal thread convex ring 21 at the end part of the fixed seal seat 5, then the ejection piston 12 is pushed by a rod-shaped tool, so that epoxy resin glue and a curing agent in a glue storage cylinder 11 enter a seal cavity 9 through a glue injection pipe 10, a mixed injection pipe 15 can mix the epoxy resin glue and the curing agent when the epoxy resin glue and the curing agent pass through, when the seal cavity 9 is filled with the epoxy resin glue and the curing agent, air in the seal cavity 9 is discharged through an overflow rubber pipe 16 until the epoxy resin glue and the curing agent overflow rubber pipe 16 overflow, an operator observes that the epoxy resin glue and the curing agent appear in the overflow rubber pipe 16, then stops pushing the ejection piston 12, after the epoxy resin glue in the sealed cavity 9 is solidified, the fixed insertion rod 13 is pulled out, and then the glue injection pipe 10 and the glue overflow pipe 16 are broken off, so that the connection of the pipelines is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.