Quick connecting structure of vertical pump outlet pipeline

Abstract

The utility model relates to the technical field of connecting structures, and discloses a quick connecting structure of a vertical pump outlet pipeline, which comprises a positioning connecting ring connected with the vertical pump outlet pipeline, a connecting block is arranged on one side of the top of the positioning connecting ring, and a positioning guide plate is arranged at the top end of the connecting block; positioning holes are formed in the two ends of the side, away from the connecting block, of the positioning guide plate in a penetrating mode, positioning guide rods matched with the positioning holes are arranged in the positioning holes in a penetrating mode, and threads are arranged at the bottom ends of the positioning guide rods. Through the arrangement of the positioning connecting ring, the positioning guide plate, the positioning hole, the positioning guide rod and the positioning plate, the vertical water pump outlet pipeline can be flexibly and quickly mounted and dismounted, the problem that the vertical water pump outlet pipeline is difficult to dismount and mount due to corrosion and seizure of bolts is effectively reduced, and compared with a traditional bolt fixing mode, the mounting and dismounting are convenient. The utility model has the characteristics of fast disassembly and assembly, simple processing, convenient replacement and low cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to a connecting structure technical field, specifically, relate to a vertical pump outlet pipeline's quick connecting structure. BACKGROUND

[0002] Vertical pump as a kind of pump type widely used in industrial field, emphasize in limited space to realize efficient pumping when design. Its main feature is that pump body and driving motor are vertically installed, so sometimes also be called vertical axial flow pump or vertical centrifugal pump. And the outlet pipeline connected with pump body, it plays the role of transporting pumped liquid to specified position or downstream facility. The reasonable design and installation of outlet pipeline are crucial to ensure the efficient operation of pump and the performance of overall system.

[0003] At present, most vertical pumps in market belong to submersible pump, usually installed in water pool, and there is certain height difference with ground. The outlet pipeline of vertical pump is connected with the outlet flange of pump by bolt, and these bolts are immersed in water for a long time, prone to corrosion and jamming phenomenon. In addition, due to the limited internal space of water pool, when vertical pump needs to be repaired due to failure, bolt needs to be disassembled one by one under water, which makes repair work very tedious, significantly reduces the use efficiency of pump.

[0004] For the problems in the related art, no effective solution has been proposed so far. CONTENT OF THE UTILITY MODEL

[0005] For the problems in the related art, the utility model provides a vertical pump outlet pipeline's quick connecting structure to overcome the above technical problems existing in prior art.

[0006] Therefore, the utility model adopts the specific technical scheme as follows:

[0007] A vertical pump outlet pipeline's quick connecting structure, including the positioning connecting ring connected with vertical pump outlet pipeline, the top side of positioning connecting ring is provided with connecting block, the top end of connecting block is provided with positioning guide plate;Positioning guide plate is provided with positioning hole at both ends of the side away from connecting block, positioning hole is provided with the positioning guide rod matched therewith in the inside, and the bottom end of positioning guide rod is provided with screw thread.

[0008] Further, in order to effectively improve the sealing effect between the positioning connecting ring and the vertical pump outlet pipeline and the system pipeline, a plurality of threaded holes are arranged on the outer side of the circumference of the positioning connecting ring, and the positioning connecting ring and one end of the vertical pump outlet pipeline are fixedly connected through the threaded holes and connecting bolts. Two groups of sealing grooves are arranged on one side of the positioning connecting ring coaxially, and the two groups of sealing grooves are located on the inner side and the outer side of the threaded holes respectively, sealing rings are arranged in the sealing grooves, and an inclined surface is arranged on the other side of the positioning connecting ring, and a rubber pad matched with the inclined surface is arranged on the inclined surface.

[0009] Further, in order to facilitate the installation and disassembly between the positioning connecting ring and the connecting block, and the positioning and connection between the positioning guide plate and the system pipeline, the positioning guide plate and the connecting block are fixedly connected through a plurality of bolts. A positioning plate is arranged on the bottom of the side of the positioning guide plate away from the connecting block, and the bottom end of the positioning plate is provided with an arc structure. The inner diameter of the positioning hole is greater than the outer diameter of the positioning guide rod, and the top end of the positioning guide rod extends above the positioning guide plate.

[0010] The beneficial effects of the utility model are:

[0011] 1) By arranging the positioning connecting ring, the positioning guide plate, the positioning hole, the positioning guide rod and the positioning plate, the installation and disassembly of the vertical water pump outlet pipeline can be flexibly and quickly realized, the problem of difficult disassembly caused by bolt corrosion and seizure can be effectively reduced, compared with the traditional bolt fixing mode, the utility model has the characteristics of quick disassembly, simple processing, convenient replacement and low cost.

[0012] 2) By arranging the threaded hole, the sealing groove, the sealing ring and the rubber pad, the sealing effect between the positioning connecting ring and the vertical pump outlet pipeline and the system pipeline can be effectively improved, and the leakage of the conveying medium can be effectively avoided.

[0013] 3) By arranging the bolt and the positioning plate, the installation and disassembly between the positioning connecting ring and the connecting block can be realized under the action of the bolt, and the positioning and connection between the positioning guide plate and the system pipeline can be facilitated under the action of the positioning plate. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description can only be some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0015] Figure 1 It is a structural schematic view of a quick connecting structure of a vertical pump outlet pipeline according to the utility model embodiment.

[0016] Figure 2 is a mounting schematic view of a sealing ring in a quick connection structure of an outlet pipeline of a vertical pump according to an embodiment of the present application;

[0017] Figure 3 is a structural schematic view of a sealing groove in a quick connection structure of an outlet pipeline of a vertical pump according to an embodiment of the present application;

[0018] Figure 4 is a mounting schematic view of a positioning plate in a quick connection structure of an outlet pipeline of a vertical pump according to an embodiment of the present application;

[0019] Figure 5 is an assembly schematic view of a quick connection structure of an outlet pipeline of a vertical pump, an outlet pipeline of a vertical pump and a system pipeline according to an embodiment of the present application.

[0020] In the drawings:

[0021] 1, positioning connecting ring; 2, connecting block; 3, positioning guide plate; 4, positioning hole; 5, positioning guide rod; 6, thread; 7, threaded hole; 8, sealing groove; 9, sealing ring; 10, rubber pad; 11, bolt; 12, positioning plate. DETAILED DESCRIPTION

[0022] To further illustrate the embodiments, the present application provides drawings, which are part of the disclosure of the present application, mainly used to illustrate the embodiments, and can explain the operating principle of the embodiments in cooperation with the related description of the specification. With reference to these contents, those skilled in the art should understand other possible embodiments and advantages of the present application. The components in the drawings are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0023] According to the embodiments of the present application, a quick connection structure of an outlet pipeline of a vertical pump is provided.

[0024] The present application will be further described in conjunction with the drawings and specific embodiments, such as Figures 1-5As shown, according to the quick connecting structure of the vertical pump outlet pipeline, the connecting block 2 is arranged on one side of the top of the positioning connecting ring 1, and the positioning guide plate 3 is arranged on the top end of the connecting block 2; positioning holes 4 are arranged at both ends of the side of the positioning guide plate 3 away from the connecting block 2, positioning guide rods 5 matched with the positioning holes 4 are arranged in the positioning holes 4, and the bottom end of the positioning guide rod 5 is provided with a thread 6; in specific application, the positioning guide rod 5 is made of stainless steel, one end is columnar, and the other end is threaded, and the positioning guide rod 5 can be directly fixed to the system pipeline through the thread (in the actual application process, the two sides of one end of the system pipeline are provided with rectangular blocks, and the rectangular blocks are provided with internal thread holes matched with the thread 6).

[0025] In summary, by means of the above technical scheme, the vertical water pump outlet pipeline can be quickly and flexibly installed and disassembled, the problem of difficult disassembly caused by bolt corrosion and seizure can be effectively reduced, compared with the traditional bolt fixing mode, the utility model has the characteristics of quick disassembly, simple processing, convenient replacement and low cost.

[0026] In one embodiment, a plurality of threaded holes 7 are arranged on the circumferential outer side of the positioning connecting ring 1, and the positioning connecting ring 1 and one end of the vertical pump outlet pipeline are fixedly connected through the threaded holes 7 and connecting bolts. Two groups of sealing grooves 8 are arranged on one side of the positioning connecting ring 1 coaxially, and the two groups of sealing grooves 8 are respectively located on the inner side and the outer side of the threaded holes 7, sealing rings 9 are arranged in the sealing grooves 8, and an inclined surface is arranged on the other side of the positioning connecting ring 1, and a rubber pad 10 matched with the inclined surface is arranged on the inclined surface. By arranging the threaded holes 7, the sealing grooves 8, the sealing rings 9 and the rubber pad 10, the sealing effect between the positioning connecting ring 1 and the vertical pump outlet pipeline and the system pipeline can be effectively improved, and the occurrence of the leakage of the conveying medium can be effectively avoided.

[0027] In one embodiment, the positioning guide plate 3 and the connecting block 2 are fixedly connected through a plurality of bolts 11. A positioning plate 12 is arranged on the bottom of the side of the positioning guide plate 3 away from the connecting block 2, and the bottom end of the positioning plate 12 is provided with an arc structure. The inner diameter of the positioning hole 4 is slightly larger than the outer diameter of the positioning guide rod 5, and the top end of the positioning guide rod 5 extends above the positioning guide plate 3. By arranging the bolts 11 and the positioning plate 12, not only the installation and disassembly between the positioning guide plate 3 and the connecting block 2 can be realized under the action of the bolts 11, but also the positioning and connection between the positioning guide plate 3 and the system pipeline can be conveniently realized under the action of the positioning plate 12.

[0028] In order to facilitate the understanding of the above technical scheme of the utility model, the working principle or operation mode of the utility model in the actual process will be described in detail.

[0029] In practical application, the connecting flange at the end of the outlet pipe of the vertical pump is connected with the positioning connecting ring 1 on the ground through connecting bolts, the positioning guide rod 5 is directly fixed on the rectangular block on the system pipe through the thread 6 at the bottom and cannot be removed, when the vertical pump is installed, the vertical pump is passed through the positioning hole 4 on the positioning guide plate 3 and is inserted into the positioning guide rod 5 on the system pipe, so that the top end of the connecting flange at the end of the system pipe is matched with the arc-shaped structure on the positioning plate 12, thereby the connection between the outlet pipe of the vertical pump and the system pipe can be realized under the action of the positioning guide rod 5 and the positioning plate 12, and the effect that the pipe connection can be guaranteed without leakage by bolts is achieved. When disassembling, the vertical pump is directly pulled upwards along the positioning guide rod 5 until the positioning guide plate 3 is separated from the positioning guide rod 5, thereby the separation between the outlet pipe of the vertical pump and the system pipe is realized, and the trouble of disassembling and assembling bolts in the traditional method can be effectively saved, and the advantages of convenience and quickness are achieved.

[0030] In summary, by means of the technical scheme of the utility model, the positioning connecting ring 1, the positioning guide plate 3, the positioning hole 4, the positioning guide rod 5 and the positioning plate 12 are arranged, so that the installation and disassembly of the outlet pipe of the vertical water pump can be realized flexibly and quickly, the problem that the pump is difficult to disassemble and assemble due to corrosion and seizure of the bolts can be effectively reduced, compared with the traditional bolt fixing mode, the utility model has the characteristics of quick disassembly and assembly, simple processing, convenient replacement and low cost.

[0031] In addition, the threaded hole 7, the sealing groove 8, the sealing ring 9 and the rubber pad 10 are arranged, so that the sealing effect between the positioning connecting ring 1 and the outlet pipe of the vertical pump and the system pipe can be effectively improved, and the leakage of the conveying medium can be effectively avoided.

[0032] In addition, the bolt 11 and the positioning plate 12 are arranged, so that the installation and disassembly between the positioning guide plate 3 and the connecting block 2 can be realized under the action of the bolt 11, and the positioning and connection between the positioning guide plate 3 and the system pipe can be realized under the action of the positioning plate 12.

[0033] In the utility model, unless otherwise specified and limited, the terms "installation", "arrangement", "connection", "fixation", "screw connection" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication between two elements or the interaction relationship between two elements, unless otherwise specified, the above-mentioned terms in the utility model can be understood according to the specific meaning of the above-mentioned terms in the utility model according to the specific situation.

[0034] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A quick-connect structure for a vertical pump outlet pipe, characterized in that, It includes a positioning connecting ring (1) connected to the outlet pipe of the vertical pump, a connecting block (2) is provided on one side of the top of the positioning connecting ring (1), and a positioning guide plate (3) is provided at the top of the connecting block (2). The positioning guide plate (3) has positioning holes (4) at both ends on the side away from the connecting block (2). A positioning guide rod (5) is inserted inside the positioning hole (4) to cooperate with it, and the bottom end of the positioning guide rod (5) is provided with a thread (6).

2. The quick-connect structure for a vertical pump outlet pipe according to claim 1, characterized in that, The outer circumference of the positioning connecting ring (1) is provided with several threaded holes (7), and the positioning connecting ring (1) is fixedly connected to one end of the vertical pump outlet pipe through several threaded holes (7) and connecting bolts.

3. The quick-connect structure for a vertical pump outlet pipe according to claim 2, characterized in that, The positioning connecting ring (1) has two sets of sealing grooves (8) coaxially arranged on one side, and each sealing groove (8) is provided with a sealing ring (9). The positioning connecting ring (1) has an inclined surface on the other side, and a rubber pad (10) that cooperates with it is provided on the inclined surface.

4. The quick-connect structure for a vertical pump outlet pipe according to claim 3, characterized in that, The two sets of sealing grooves (8) are located on the inner and outer sides of the threaded hole (7), respectively.

5. The quick-connect structure for a vertical pump outlet pipe according to claim 1, characterized in that, The positioning guide plate (3) and the connecting block (2) are fixedly connected by several bolts (11).

6. The quick-connect structure for a vertical pump outlet pipe according to claim 1, characterized in that, The positioning guide plate (3) has a positioning plate (12) at the bottom of the side away from the connecting block (2), and the bottom end of the positioning plate (12) has an arc-shaped structure.

7. The quick-connect structure for a vertical pump outlet pipe according to claim 1, characterized in that, The inner diameter of the positioning hole (4) is larger than the outer diameter of the positioning guide rod (5), and the top end of the positioning guide rod (5) extends above the positioning guide plate (3).

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