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CN-224214962-U - Connection structure of municipal administration water supply and drainage pipeline design

CN224214962UCN 224214962 UCN224214962 UCN 224214962UCN-224214962-U

Abstract

The utility model relates to the technical field of water supply and drainage pipelines and discloses a connecting structure for designing a municipal water supply and drainage pipeline, which comprises a mounting pipe, a filter screen, a fixing frame, a limiting groove, a lifting piece and a plugging assembly, wherein the two ends of the mounting pipe are fixedly connected with the connecting pipe, the lower end of the mounting pipe is provided with a supporting assembly, the upper end of the mounting pipe is provided with a mounting opening, the opposite inner wall of the mounting pipe is provided with a limiting groove, the mounting opening is communicated with the limiting groove, the two ends of the round pipe are respectively fixedly connected with one end of the connecting pipe, which is far away from the mounting pipe, and the flange, the fixing frame is in sliding connection with the limiting groove, and the upper end of the filter screen is provided with the lifting piece, and the plugging assembly is arranged on the mounting opening and extends from the mounting opening into the plugging assembly. When cleaning operation is carried out, the utility model can realize convenient disassembly and assembly of the filter structure.

Inventors

  • FENG XINCAI
  • HE KAI
  • WANG WEIWEI
  • WANG JIANSHI
  • WANG LILI
  • SONG LINAN
  • LIU CHANG

Assignees

  • 黑龙江省水利水电勘测设计研究院(水利部黑龙江水利水电勘测设计研究院、黑龙江省水利水电规划院)

Dates

Publication Date
20260508
Application Date
20250604

Claims (7)

  1. 1. Connection structure of municipal administration water supply and drainage pipeline design, its characterized in that includes: the mounting device comprises a mounting pipe (1), wherein connecting pipes (2) are fixedly connected to two ends of the mounting pipe, a supporting component is arranged at the lower end of the mounting pipe, a mounting opening (3) is arranged at the upper end of the mounting pipe, a limiting groove (4) is formed in the inner wall of the mounting pipe opposite to the mounting opening, and the mounting opening (3) is communicated with the limiting groove (4); The two ends of the circular tube (5) are fixedly connected with one end, away from the mounting tube (1), of the connecting tube (2) and the flange (6), and the flange (6) of the circular tube (5) is used for being detachably connected with the flange (6) of the water supply and drainage pipeline; A filter screen (7) with a fixed frame and a limit groove (4) in sliding connection, a lifting piece arranged at the upper end of the filter screen, and A blocking assembly arranged on the mounting port (3), wherein the lifting piece extends from the mounting port (3) into the blocking assembly; The plugging assembly comprises an external frame (8), a connecting plate (9) and a plugging cover (10), wherein the external frame (8) is arranged at the upper end of the mounting pipe (1) and surrounds the mounting port (3), the upper end of the external frame (8) is fixedly connected with the connecting plate (9), a sealing ring (13) is arranged between the plugging cover (10) and the connecting plate (9), through holes are formed in the connecting plate (9), the plugging cover (10) and the sealing ring (13), the connecting plate (9) and the plugging cover (10) are detachably connected through the fastening assembly, and the lifting piece extends from the mounting port (3) to the interior of the external frame (8); the fastening assembly comprises a bolt (11) and a nut (12), wherein one end of the bolt (11) sequentially penetrates through the through hole of the plugging cover (10), the through hole of the sealing ring (13) and the through hole of the connecting plate (9) in a sliding mode and is in threaded connection with the nut (12).
  2. 2. The connecting structure of municipal water supply and drainage pipeline design according to claim 1, wherein the supporting component comprises a base (14), supporting blocks (15) and a bearing plate (16), two ends of the supporting blocks (15) are respectively connected with the base (14) and the bearing plate (16), the base (14) is used for being placed on the ground, and the lower end of the installation pipe (1) is fixedly connected with the bearing plate (16).
  3. 3. The connecting structure of municipal water supply and drainage pipeline design according to claim 2, wherein a lifting plate (17) is arranged between the supporting block (15) and the bearing plate (16), a sliding groove (18) is vertically arranged in the supporting block (15), the lifting plate (17) and the sliding groove (18) are in sliding connection, first connecting holes are formed in the opposite side walls of the supporting block (15), a plurality of second connecting holes (19) are vertically penetrating through the lifting plate (17), and a limiting pin (20) penetrates through the first connecting holes and is detachably connected with any second connecting hole (19).
  4. 4. A municipal water supply and drainage pipeline designed connection structure according to claim 3, wherein the base (14) is vertically provided with a plurality of fixing holes, and fixing nails (21) are inserted into the fixing holes.
  5. 5. A municipal water supply and drainage pipeline designed connection structure according to claim 3, wherein the opposite side walls of the bearing plate (16) are fixedly connected with a first handle (22).
  6. 6. The connection structure of municipal water supply and drainage pipeline design according to claim 1, characterized in that the lifting piece is a second handle (23), which second handle (23) extends from the mounting opening (3) into the external frame (8).
  7. 7. The connection structure of municipal water supply and drainage pipeline design according to claim 1, wherein the installation pipe (1) is a square pipe, one end of the connection pipe (2) is a square interface, the other end of the connection pipe (2) is a round interface, one square end of the connection pipe (2) is fixedly connected with the installation pipe (1), and the other round end of the connection pipe (2) is fixedly connected with the round pipe (5).

Description

Connection structure of municipal administration water supply and drainage pipeline design Technical Field The utility model relates to the technical field of water supply and drainage pipelines, in particular to a connecting structure for municipal water supply and drainage pipeline design. Background Municipal water supply and drainage pipeline systems are taken as important components of urban infrastructure and bear the key functions of delivering domestic water, discharging sewage and rainwater. In the pipeline laying and construction process, the design of the connecting structure directly influences the stability, the sealing performance and the maintenance convenience of the system. The system has important significance in the aspects of guaranteeing normal operation of cities, improving life quality of residents and the like. The utility model discloses a municipal administration water supply and drainage pipeline connection structure of bulletin number CN222377504U, the interception net can intercept the waste residue in the pipeline, the interception net comprises main network unit and the auxiliary net unit of its both sides, the auxiliary net unit can carry out flexible regulation on the main network unit, when the interception net passes through from the installing port, the auxiliary net unit that can be artificial is close to main network unit shrink with main network unit both sides, make the specification of interception net diminish, after the interception net is packed into the pipeline inside, then under the effect of extension spring, the auxiliary net unit of main network unit both sides is kept away from main network unit and is stretched, make the specification of interception net grow, the inner wall adaptation of interception net and square pipe this moment. However, the device has the following defects when in use, in practical application, tiny waste residues in a pipeline are likely to be deposited in the avoidance notch of the lower frame for avoiding the auxiliary net body and the track groove of the inner wall of the square pipe under the action of water flow, and the waste residues are accumulated for a long time to form blockage, so that the lower frame and the 匚 -shaped frame of the interception net are prevented from sliding in the track groove, the auxiliary net unit cannot be normally stretched or contracted due to the increase of expansion resistance, and in addition, when the interception net is required to be taken out for cleaning, the deposited waste residues in the notch of the lower frame and the track groove are likely to clamp the interception net structure, so that the interception net structure is difficult to take out smoothly from the mounting opening, and the maintenance efficiency of a pipeline system is further influenced. In view of this, how to realize convenient disassembly of the filtering structure when performing cleaning operation is a technical problem that needs to be solved by those skilled in the art. Disclosure of utility model The utility model aims to provide a connecting structure for municipal water supply and drainage pipelines, which overcomes the defects of the prior art. In order to achieve the purpose, the technical scheme of the utility model is that the connecting structure for designing the municipal water supply and drainage pipeline comprises the following components: The mounting tube is fixedly connected with connecting pipes at two ends, the lower end of the mounting tube is provided with a supporting component, the upper end of the mounting tube is provided with a mounting opening, the opposite inner wall of the mounting tube is provided with a limit groove, and the mounting opening is communicated with the limit groove; The two ends of the circular tube are fixedly connected with one end, far away from the mounting tube, of the connecting tube and the flange respectively, and the flange of the circular tube is used for being detachably connected with the flange of the water supply and drainage pipeline; The filter screen, the fixing frame of which is connected with the limit groove in a sliding way, the upper end of which is provided with a lifting piece, and And the plugging assembly is arranged on the mounting port, and the lifting piece extends from the mounting port into the plugging assembly. Further, the shutoff subassembly includes external frame, connecting plate and shutoff lid, external frame sets up the upper end of installation tube and encircles the setting of installing port, the upper end and the connecting plate fixed connection of external frame set up the sealing washer between shutoff lid and the connecting plate, shutoff lid and sealing washer all are provided with the through-hole, connecting plate and shutoff lid pass through fastening component and can dismantle the connection, carry the piece to draw the piece to follow the installing port extends to in the external frame. Further, the fastening ass