CN215862063U - Municipal administration water supply and drainage pipeline connection structure - Google Patents

Abstract

The application discloses a municipal administration water supply and drainage pipeline connecting structure, which comprises a bottom plate and a buffer mechanism, wherein the bottom ends of the front side and the rear side of the bottom plate are respectively fixedly connected with mounting plates, and a plurality of mounting holes are respectively and uniformly embedded in the two mounting plates; buffer gear includes a supporting bench, supporting bench bottom center department rotates respectively and connects first buffer beam top, two first buffer beam bottom rotates respectively and connects one side that two second stopper tops are close to each other. Through rotating two sets of second stop screw, make second stop screw drive the vertical downstream of arc respectively to two last arcs press from both sides two pipelines tightly respectively, through the pivot carousel, the carousel drives the threaded rod and rotates, and two movable plates of threaded rod screw-thread fit are horizontal migration under the restriction of recess respectively, make two movable plates be close to each other, and the mouth of pipe that two movable plates drive two pipelines through the cooperation of last arc and lower arc respectively is close to each other, conveniently connects the pipeline.

Description

Municipal administration water supply and drainage pipeline connection structure

Technical Field

The application relates to the field of municipal construction, in particular to a municipal water supply and drainage pipeline connecting structure.

Background

At present, in China, municipal facilities refer to various buildings, structures and equipment which are arranged in the planning and construction range of urban areas and towns and provide paid or uncompensated public products and services for residents based on government responsibilities and obligations, and various public infrastructure constructions matched with urban life belong to the municipal engineering category, such as common urban roads, bridges and subways, and various pipelines closely related to life, and when municipal administration is constructed in the aspect of sewage treatment, the butt joint of sewage pipelines can be used as pipeline connection structures.

The pipeline connection structure that has now is inconvenient to get up the pipeline earlier and connects again to cause the pipeline to be difficult to control on same axis, the connection of inconvenient pipeline, after the pipe connection installation, lack the support to the pipe connection department simultaneously, cause the long-term use of pipe connection department to produce after the deformation, thereby cause inside liquid to ooze outward. Therefore, a municipal water supply and drainage pipeline connecting structure is provided for solving the problems.

Disclosure of Invention

The municipal water supply and drainage pipeline connecting structure is provided in the embodiment and used for solving the problem that the pipeline connecting part in the prior art is lack of support during installation.

According to one aspect of the application, the municipal water supply and drainage pipeline connecting structure comprises a bottom plate and a buffer mechanism, wherein the bottom ends of the front side and the rear side of the bottom plate are respectively fixedly connected with mounting plates, and a plurality of mounting holes are respectively and uniformly embedded in the two mounting plates;

the buffer mechanism comprises a support table, the center of the bottom end of the support table is respectively and rotatably connected with the top end of a first buffer rod, the bottom ends of two first buffer rods are respectively and rotatably connected with one side of the top ends of two second limit blocks close to each other, one side of the top ends of the two second limit blocks far away from each other is respectively and rotatably connected with the bottom end of a second buffer rod, the top ends of the two second buffer rods are respectively and rotatably connected with the bottom end of a first limit block, the two first limit blocks are respectively and slidably sleeved in the inner cavities of first limit grooves, the two first limit grooves are respectively and horizontally embedded in the centers of the left side and the right side of the bottom end of the support table, the two second limit blocks are respectively and slidably sleeved in the inner cavities of second limit grooves, the two second limit grooves are respectively and horizontally embedded in the centers of the left side and the right side of the top end of the bottom plate, one side of the inner walls of the two second limit grooves far away from each other is respectively and fixedly connected with one end of a second spring, and the other ends of the two second springs are respectively fixedly connected with one side of a second limiting block.

Furthermore, the centers of the left side and the right side of the top end of the bottom plate are respectively and fixedly connected with the bottom ends of third springs, and the tops of the two third springs are respectively and fixedly connected with the centers of the left side and the right side of the bottom end of the supporting table.

Further, the bottom plate top left and right sides is fixed connection gag lever post bottom respectively, two the gag lever post top slides respectively and cup joints and runs through the fixed block, two one side that the fixed block is close to each other is fixed connection brace table outer wall left and right sides bottom respectively.

Furthermore, two first springs are respectively sleeved below the limiting rods in a sliding mode, the top ends of the first springs are respectively and fixedly connected with the center of the bottom end of the fixing block, and the bottom ends of the first springs are respectively and fixedly connected with the left side and the right side of the top end of the bottom plate.

Further, a groove is horizontally embedded in the center of the top of the supporting table, the left side and the right side of the inner cavity of the groove are respectively sleeved with a movable plate in a sliding mode, the movable plates are respectively sleeved on the left side and the right side of the outer wall of a threaded rod in a threaded mode, the thread directions of the left side and the right side of the threaded rod are opposite, the left end and the right end of the threaded rod are respectively connected with the center of the left side and the right side of the inner wall of the groove in a rotating mode, the left end and the right end of the threaded rod are respectively fixedly connected with one end of a rotating disc, the two ends of the rotating disc are respectively connected with the left side and the right side of the supporting table in a rotating mode, and the left side and the right side of the supporting table are penetrated through.

Furthermore, the left side and the right side of the center of the top end of the movable plate are respectively rotatably connected with the bottom ends of the lower rotating plates, the top ends of the lower rotating plates are respectively rotatably connected with the bottom ends of the connecting plates, the top ends of the connecting plates are respectively rotatably connected with the bottom ends of the upper rotating plates, and the top ends of the upper rotating plates are respectively rotatably connected with the center of the bottom end of the outer wall of the lower arc-shaped plate.

Furthermore, two the connecting plate is threaded respectively and cup joints and runs through the first stop screw left and right sides, the first stop screw left and right sides screw thread opposite direction.

Furthermore, the top ends of the front side and the rear side of the outer wall of the lower arc plate are respectively fixedly connected with a lower connecting block, the center of the top end of the lower connecting block is respectively rotatably connected with the bottom end of a second limiting screw rod, the top end of the second limiting screw rod is respectively in threaded sleeve connection with and penetrates through an upper connecting block, and the bottom ends of the front side and the rear side of the outer wall of the upper arc plate are respectively fixedly connected with one side, close to each other, of the upper connecting block.

Further, the inner walls of the two upper arc-shaped plates are filled with soft pads, and the soft pads are filled in the inner walls of the two lower arc-shaped plates.

Furthermore, the left and right side connecting structures of the bottom plate are symmetrical to each other.

Through the above-mentioned embodiment of this application, adopted buffer gear, lacked the problem of support when having solved the installation of pipe connection department, improved the guard action to the pipeline.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

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

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 3 is an enlarged view of a portion of the structure of FIG. A according to an embodiment of the present disclosure;

fig. 4 is a side view of an upper arcuate plate attachment structure in accordance with an embodiment of the present application.

In the figure: 1. the bottom plate, 2, the gag lever post, 3, first spring, 4, the fixed block, 5, a supporting bench, 6, the connecting plate, 7, lower arc, 8, go up the arc, 9, go up the rotor, 10, the lower rotor, 11, first stopper, 12, the threaded rod, 13, the recess, 14, the movable plate, 15, go up the connecting block, 16, first stop screw, 17, the cushion, 18, the carousel, 19, the second spacing groove, 20, the second spring, 21, the second stopper, 22, first buffer beam, 23, the second buffer beam, 24, first spacing groove, 25, the third spring, 26, the second stop screw, 27, the mounting panel, 28, the mounting hole, 29, the lower connecting block.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The pipe connecting structure in this embodiment can be applied to various water supply and drainage pipes, for example, the following water supply and drainage pipe is provided in this embodiment, and the pipe connecting structure in this embodiment can be used to connect the following water supply and drainage pipe.

The water supply and drainage pipeline comprises a sub-pipe and a main pipe, the diameters of the sub-pipe and the main pipe are the same, a clamping edge is arranged on the outer side of the sub-pipe, a sleeve is arranged at one end of the main pipe, a clamping groove is formed in the sleeve, the sub-pipe is sleeved in the sleeve and is connected with the main pipe, and the clamping edge is clamped in the clamping groove. The sub-pipe is sleeved in the sleeve, the front end of the sleeve is of a half-side pipe structure, the clamping groove is arranged on the half-side pipe, and the half-side pipe is a structure which cuts a round pipe apart from the half-side pipe. Then the card limit front end portion of son pipe directly opens in the cover pipe, then the card limit is rotatory to the opposite face of half limit pipe, when son pipe emboliaed and is contacted with female pipe, then the rotatory rotor pipe or rotatory female pipe also can for the card limit is gone into in the draw-in groove, can accomplish the installation, has efficient characteristics. Glue adhesive is needed to be smeared when the device is installed. The card limit includes first card limit and second card limit, first card limit and second card limit are established respectively and are established the both ends side of establishing the son pipe to set for fixed distance with the both ends of son pipe, first card limit and second card limit set up in same one side of son pipe. Both ends of a son pipe can be connected with two mother pipes, and the straight pipe can be installed and fixed quickly. First card limit and second card limit all set up to protruding type card limit, and protruding type card limit sets up to the arc limit, encircles the outside of fixing at the son pipe to with integrative the setting of son pipe. The sleeve comprises a first sleeve, the first sleeve comprises a sleeve pipe and a half pipe, the half pipe is arranged at one end of the sleeve pipe, the other end of the sleeve pipe is fixed on the mother pipe, and the sleeve pipe and the half pipe have the same radius and are integrally arranged. The inner diameter of the sleeve pipe is the same as the outer diameter of the sub-pipe, and the length of the sleeve pipe is the same as the length from the clamping edge to the end part of the sub-pipe. The clamping groove is arranged on the half-side pipe and is arranged at the joint of the half-side pipe and the lantern ring pipe, the clamping groove is arranged into a groove protruding outwards, the groove is arranged into an arc-shaped groove, and the clamping edge is clamped into the groove. The inner diameter of the clamping groove is the same as the outer diameter of the clamping edge, and the length of the clamping groove is the same as that of the clamping edge and is smaller than half of the circumference of the sleeve pipe. The two ends of the main pipe are respectively provided with a sleeve, so that one main pipe can be connected with two sub-pipes, and the installation process is the same as the process. The female pipe is the fixed cover ring pipe in both ends earlier, then the lantern ring pipe at both ends is fixed first sleeve pipe and second sleeve pipe respectively, then sets up first draw-in groove and second draw-in groove on first sleeve pipe and second sleeve pipe, and above-mentioned part all sets up with female pipe is integrative for fixed effect is better.

Of course, the present embodiment can also be used for connecting water supply and drainage pipelines with other structures. Here, description is not repeated, and the pipe connection structure according to the embodiment of the present application is described below.

Referring to fig. 1-4, the municipal water supply and drainage pipeline connecting structure comprises a bottom plate 1 and a buffer mechanism, wherein the bottom ends of the front side and the rear side of the bottom plate 1 are respectively fixedly connected with mounting plates 27, and a plurality of mounting holes 28 are respectively and uniformly embedded in the two mounting plates 27;

the buffer mechanism comprises a support table 5, the center of the bottom end of the support table 5 is respectively and rotatably connected with the top ends of first buffer rods 22, the bottom ends of the two first buffer rods 22 are respectively and rotatably connected with one side of the top ends of two second limiting blocks 21 close to each other, one side of the top ends of the two second limiting blocks 21 far away from each other is respectively and rotatably connected with the bottom ends of second buffer rods 23, the top ends of the two second buffer rods 23 are respectively and rotatably connected with the bottom ends of first limiting blocks 11, the two first limiting blocks 11 are respectively and slidably sleeved in the inner cavities of first limiting grooves 24, the two first limiting grooves 24 are respectively and horizontally embedded in the centers of the left and right sides of the bottom end of the support table 5, the two second limiting blocks 21 are respectively and slidably sleeved in the inner cavities of second limiting grooves 19, the two second limiting grooves 19 are respectively and horizontally embedded in the centers of the left and right sides of the top end of the bottom plate 1, one side of the inner walls of the two second limiting grooves 19 far away from each other is respectively and fixedly connected with one end of a second spring 20, the other ends of the two second springs 20 are respectively fixedly connected with one side of a second limiting block 21.

The center of the left side and the right side of the top end of the bottom plate 1 is respectively fixedly connected with the bottom ends of third springs 25, the top ends of the two third springs 25 are respectively fixedly connected with the center of the left side and the right side of the bottom end of a supporting table 5, the elastic connection between the bottom plate 1 and the supporting table 5 is increased, the left side and the right side of the top end of the bottom plate 1 are respectively fixedly connected with the bottom ends of the left side and the right side of the bottom end of the supporting table 5, the top ends of the two limiting rods 2 are respectively in sliding sleeve joint with the bottom ends of limiting rods 2 and penetrate through fixing blocks 4, one side, close to each other, of the two fixing blocks 4 is respectively fixedly connected with the bottom ends of the left side and the right side of the outer wall of the supporting table 5 to limit the swinging direction of the supporting table 5, the first springs 3 are respectively in sliding sleeve joint with the lower parts of the two limiting rods 2, the top ends of the two first springs 3 are respectively fixedly connected with the center of the bottom end of the bottom plate 1, and the left side and the right side and the bottom end of the fixing blocks 4 are respectively and the fixed blocks 3, and the buffer protection is realized, a groove 13 is horizontally embedded in the center of the top end of the supporting table 5, moving plates 14 are respectively slidably sleeved on the left side and the right side of an inner cavity of the groove 13, the two moving plates 14 are respectively in threaded sleeve connection with the left side and the right side of the outer wall of a threaded rod 12, threads on the left side and the right side of the threaded rod 12 are opposite in direction, the left side and the right side of the threaded rod 12 are respectively rotatably connected with the center of the left side and the right side of the inner wall of the connecting groove 13, the left side and the right side of the threaded rod 12 are respectively fixedly connected with one end of a rotary table 18, the other ends of the rotary tables 18 are respectively rotatably connected with and penetrate through the left side and the right side of the supporting table 5, the moving plates 14 are driven to horizontally move by rotating the rotary tables 18, the left side and the right side of the center of the top end of the moving plates 14 are respectively rotatably connected with the bottom ends of lower rotating plates 10, the top ends of the two lower rotating plates 10 are respectively rotatably connected with the bottom ends of connecting plates 6, the top ends of the two connecting plates 6 are respectively rotatably connected with the center of the bottom ends of the outer walls of the lower arc plates 7, the movable plate 14 and the lower arc-shaped plate 7 are connected, the two connecting plates 6 are respectively in threaded sleeve connection and penetrate through the left side and the right side of the first limiting screw 16, the thread directions of the left side and the right side of the first limiting screw 16 are opposite, the height of the lower arc-shaped plate 7 is adjusted by rotating the first limiting screw 16, the top ends of the front side and the rear side of the outer wall of the lower arc-shaped plate 7 are respectively and fixedly connected with the lower connecting blocks 29, the center of the top ends of the two lower connecting blocks 29 is respectively and rotatably connected with the bottom ends of the second limiting screws 26, the top ends of the two second limiting screws 26 are respectively in threaded sleeve connection and penetrate through the upper connecting blocks 15, the bottom ends of the front side and the rear side of the outer wall of the upper arc-shaped plate 8 are respectively and fixedly connected with one side, so as to clamp the outer wall of the pipeline, the inner walls of the two upper arc-shaped plates 8 are filled with soft pads 17, and the soft pads 17 are filled in the inner walls of the two lower arc-shaped plates 7, so as to realize the buffer protection of the side wall of the pipeline, the left and right side connecting structures of the bottom plate 1 are symmetrical to each other.

When the utility model is used, electrical components appearing in the application are externally connected with a power supply and a control switch when in use, pipe orifices of two pipelines to be connected are opposite and are respectively placed in inner cavities of two lower arc-shaped plates 7, the second limit screws 26 respectively drive the upper arc-shaped plates 8 to vertically and downwardly move by rotating two groups of second limit screws 26, so that the two upper arc-shaped plates 8 respectively clamp the two pipelines, the turnplate 18 drives the threaded rod 12 to rotate by rotating the rotating shaft turnplate 18, the two movable plates 14 in threaded fit with the threaded rod 12 respectively horizontally move under the limitation of the groove 13, so that the two movable plates 14 are mutually close to each other, the two movable plates 14 respectively drive the pipe orifices of the two pipelines to mutually close by the cooperation of the upper arc-shaped plates 8 and the lower arc-shaped plates 7, the pipeline connection is convenient, the first limit screws 16 drive the two connecting plates 6 to move towards the mutually close direction by rotating the first limit screws 16, the two connecting plates 6 simultaneously drive the top end of the lower rotating plate 10 and the bottom end of the upper rotating plate 9 to rotate, so that the upper rotating plate 9 and the lower rotating plate 10 jointly push the pipeline to ascend, the pipeline height adjustment is realized, the height adjustment can be realized on both pipelines, the two pipelines can be ensured to be positioned on the same horizontal line, the connection of the pipelines can be more convenient, the pipeline installation height adjustment can be realized according to the installation requirement of site construction, the fixing of the installation plate 27 is realized by inserting bolts into the installation holes 28, the fixing of the device is realized, the support of the joint of the two pipelines can be realized through the arrangement of the support table 5, the stability of the use process of the joint of the pipelines can be increased, the service life of the pipelines is prolonged, the swinging direction of the support table 5 is limited through the matching of the limiting rod 2 and the first spring 3, and the first buffer rod 22 and the second buffer rod 23 are mutually matched, the second spring 20 and the third spring 25 are elastically connected to each other, whereby the support table 5 can be protected by cushioning.

The application has the advantages that:

1. the pipeline clamping device is simple in operation, the two groups of second limiting screw rods are rotated to enable the second limiting screw rods to respectively drive the upper arc-shaped plates to vertically move downwards, so that the two upper arc-shaped plates respectively clamp the two pipelines, the turnplate drives the threaded rod to rotate through the rotating shaft turnplate, the two movable plates in threaded fit with the threaded rod respectively horizontally move under the limitation of the groove, the two movable plates are enabled to be close to each other, the two movable plates respectively drive the pipe orifices of the two pipelines to be close to each other through the matching of the upper arc-shaped plates and the lower arc-shaped plates, and the pipelines are conveniently connected;

2. the pipeline height adjusting device is reasonable in structure, the first limiting screw rod drives the two connecting plates to move towards the directions close to each other by rotating the first limiting screw rod, the two connecting plates simultaneously drive the top end of the lower rotating plate and the bottom end of the upper rotating plate to rotate, so that the upper rotating plate and the lower rotating plate jointly push the pipeline to ascend, the height of the pipeline is adjusted, and the height of the pipeline can be adjusted by both the two pipelines, so that the two pipelines can be ensured to be positioned on the same horizontal line, the pipeline connection can be more convenient, and the pipeline installation height can be adjusted according to the installation requirements of site construction;

3. this application realizes the fixed of mounting panel through inserting the bolt in the mounting hole, thereby realizing the fixed of device, can realize the support to two pipe connection departments through the setting of brace table, thereby can increase the stability of pipe connection department use, increase pipeline life, cooperation through gag lever post and first spring, the direction of rocking of restriction brace table, mutually support through being equipped with first buffer beam and second buffer beam, the elastic connection of rethread second spring and third spring, can realize the buffer protection to the brace table.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a municipal administration water supply and drainage pipeline connection structure which characterized in that: the buffer device comprises a bottom plate (1) and a buffer mechanism, wherein the bottom ends of the front side and the rear side of the bottom plate (1) are respectively fixedly connected with mounting plates (27), and a plurality of mounting holes (28) are respectively and uniformly embedded in the two mounting plates (27);

the buffer mechanism comprises a support table (5), the center of the bottom of the support table (5) is respectively and rotatably connected with the top ends of first buffer rods (22), the bottom ends of the two first buffer rods (22) are respectively and rotatably connected with one side, close to the top ends of two second limit blocks (21), of the two second limit blocks (21), one side, far away from the top ends of the two second limit blocks (21), is respectively and rotatably connected with the bottom ends of the second buffer rods (23), the top ends of the two second buffer rods (23) are respectively and rotatably connected with the bottom ends of first limit blocks (11), the two first limit blocks (11) are respectively and slidably sleeved in the inner cavities of first limit grooves (24), the two first limit grooves (24) are respectively and horizontally embedded in the center of the left side and the right side of the bottom of the support table (5), the two second limit blocks (21) are respectively and slidably sleeved in the inner cavities of second limit grooves (19), the two second limit grooves (19) are respectively and horizontally embedded in the center of the left side and the right side of the top end of the bottom plate (1), one sides, far away from each other, of the inner walls of the two second limiting grooves (19) are fixedly connected with one ends of second springs (20) respectively, and the other ends of the two second springs (20) are fixedly connected with one sides of second limiting blocks (21) respectively.

2. The municipal water supply and drainage pipeline connecting structure according to claim 1, wherein: the center of the left side and the right side of the top end of the bottom plate (1) are respectively and fixedly connected with the bottom ends of the third springs (25), and the top ends of the two third springs (25) are respectively and fixedly connected with the center of the left side and the right side of the bottom end of the supporting table (5).

3. The municipal water supply and drainage pipeline connecting structure according to claim 1, wherein: bottom plate (1) top left and right sides is fixed connection gag lever post (2) bottom, two respectively gag lever post (2) top slides respectively and cup joints and runs through fixed block (4), two one side that fixed block (4) are close to each other is fixed connection brace table (5) outer wall left and right sides bottom respectively.

4. The municipal water supply and drainage pipeline connecting structure according to claim 3, wherein: two first spring (3) are respectively slidably sleeved below the limiting rod (2), two first springs (3) are respectively fixedly connected with the center of the bottom end of the fixing block (4) at the top end, and two first springs (3) are respectively fixedly connected with the left side and the right side of the top end of the bottom plate (1).

5. The municipal water supply and drainage pipeline connecting structure according to claim 1, wherein: supporting bench (5) top center department level has inlayed recess (13), recess (13) inner chamber left and right sides slides respectively and cup joints movable plate (14), two movable plate (14) screw respectively cup joints in threaded rod (12) outer wall left and right sides, threaded rod (12) left and right sides screw thread opposite direction, connecting groove (13) inner wall left and right sides center department is rotated respectively at both ends about threaded rod (12), both ends difference fixed connection carousel (18) one end, two are controlled threaded rod (12) the carousel (18) other end rotates respectively to connect and runs through supporting bench (5) left and right sides.

6. The municipal water supply and drainage pipeline connecting structure according to claim 5, wherein: the left side and the right side of the center of the top of the movable plate (14) are respectively connected with the bottom of the lower rotating plate (10) in a rotating mode, the top of the lower rotating plate (10) is respectively connected with the bottom of the connecting plate (6) in a rotating mode, the top of the connecting plate (6) is respectively connected with the bottom of the upper rotating plate (9) in a rotating mode, and the top of the upper rotating plate (9) is respectively connected with the center of the bottom of the outer wall of the lower arc-shaped plate (7) in a rotating mode.

7. The municipal water supply and drainage pipeline connecting structure according to claim 6, wherein: two connecting plate (6) are threaded respectively and are cup jointed and run through the left and right sides of first limiting screw rod (16), the thread direction of the left and right sides of first limiting screw rod (16) is opposite.

8. The municipal water supply and drainage pipeline connecting structure according to claim 6, wherein: connecting block (29), two under both sides top difference fixed connection around lower arc (7) outer wall connecting block (29) top center department rotates respectively and connects second stop screw (26) bottom, two second stop screw (26) top is threaded socket respectively and runs through connecting block (15), two go up connecting block (15) one side that is close to each other fixed connection is gone up arc (8) outer wall front and back both sides bottom respectively.

9. The municipal water supply and drainage pipeline connecting structure according to claim 8, wherein: the inner walls of the two upper arc-shaped plates (8) are filled with soft pads (17), and the soft pads (17) are filled in the inner walls of the two lower arc-shaped plates (7).

10. The municipal water supply and drainage pipeline connecting structure according to claim 1, wherein: the left and right side connecting structures of the bottom plate (1) are symmetrical to each other.

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