CN219388754U

CN219388754U - High-efficient decompression throttling arrangement of heat supply pipe network

Info

Publication number: CN219388754U
Application number: CN202320896507.4U
Authority: CN
Inventors: 邵成磊; 张华�
Original assignee: Shandong Dechen Construction Engineering Co ltd
Current assignee: Shandong Dechen Construction Engineering Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-07-21
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses a high-efficiency decompression throttling device for a heating pipe network, which belongs to the technical field of decompression valves and comprises a decompression valve main body, a filter pipe and a connecting pipe, wherein the inner surface of the filter pipe is fixedly connected with a fixed ring, one side of the fixed ring is provided with a limiting groove, the outer side of the limiting groove is provided with external threads, the inside of the limiting groove is provided with an internal thread connecting cylinder, the inside of the internal thread connecting cylinder is fixedly connected with a filter screen, one side of the internal thread connecting cylinder is fixedly connected with a connecting strip, one side of the connecting strip is fixedly connected with a fixed button, the outer surface of the filter pipe is fixedly connected with an annular connecting frame, the inside of the annular connecting frame is provided with an installation cavity, the internal thread connecting cylinder is rotated by the fixed button to be separated from external threads connected with the filter pipe after the filter pipe is disassembled through a bidirectional threaded rod and an annular sealing plate, the filter screen can be taken down for cleaning, the filter screen is convenient to disassemble, the regular cleaning work is convenient to develop, and the efficiency of water source circulation is prevented from being lowered.

Description

High-efficient decompression throttling arrangement of heat supply pipe network

Technical Field

The utility model relates to a high-efficiency pressure-reducing throttling device for a heating pipe network, and belongs to the technical field of pressure-reducing valves.

Background

The pressure reducing valve is a throttle element with variable local resistance from the fluid mechanics point of view, namely, the throttle area is changed to change the flow speed and the kinetic energy of the fluid, so that different pressure losses are caused, the aim of reducing pressure is achieved, and then the fluctuation of the pressure behind the valve is balanced with the spring force by virtue of the adjustment of a control and adjustment system, so that the pressure behind the valve is kept constant within a certain error range.

The utility model provides a prior art patent number is CN201721306542.7 published patent, discloses a novel adjustable relief pressure valve, including filter screen, shell, deposit box, three-way pipe, closing plate, electronic jar first, side cap, electronic jar second, snap ring, sealing ring pad, spring and fixture block, the three-way pipe is installed on the shell, the filter screen sets up inside the three-way pipe, deposit box assembly is in the three-way pipe lower extreme, the closing plate is installed at deposit box rear end, electronic jar first sets up at deposit box rear end, the side cap is inlayed at the shell front end, and this design has realized filtering the water that flows out the relief pressure valve, the snap ring assembly is in the sealing ring pad upper end, the sealing ring pad sets up in the spring upper end, electronic jar second assembles at the snap ring inner wall, the fixture block sets up at electronic jar second inner, and this design has realized using snap ring fixed upper main part and lower main part, and this utility model convenient to use, the operation of being convenient for, labour saving and time saving, excellent in use effect.

In this published patent, filter screen fixed mounting filters the aquatic to the outflow, prevents that debris in the aquatic of outflow from can causing other devices on the pipeline to take place to damage, and the filter screen is in the use period, along with filtering long, can lead to some dirty on the filter screen to accumulate, even remain some and the mesh is blocked up with the mesh by the different particles of endless, because the filter screen is in inconvenient dismantlement in the three-way pipe, leads to the inconvenient periodic clear work of developing of filter screen to can reduce filter efficiency and filter effect of filter screen to the water source.

Disclosure of Invention

The utility model aims to solve the problems and provide the efficient decompression throttling device for the heat supply pipe, which is convenient and quick to detach the filter screen, is convenient to develop regular cleaning work, and prevents the filter screen from dirtying and reduces the water source circulation efficiency and the filtering efficiency.

The efficient decompression throttling device for the heating pipe network comprises a decompression valve main body, a filter pipe and a connecting pipe, wherein the inner surface of the filter pipe is fixedly connected with a fixing ring, one side of the fixing ring is provided with a limiting groove, the outer side of the limiting groove is provided with external threads, the inside of the limiting groove is provided with an internal thread connecting cylinder, the inside of the internal thread connecting cylinder is fixedly connected with a filter screen, one side of the internal thread connecting cylinder is fixedly connected with a connecting strip, and one side of the connecting strip is fixedly connected with a fixing button.

Preferably, for convenient quick dismouting with filter tube and connecting pipe and inlet tube, the surface fixedly connected with annular link of filter tube, the installation cavity has been seted up to the inside of annular link.

Preferably, in order to facilitate the relative movement of the two annular sealing plates, two transverse grooves are formed in the inner side of the annular connecting frame, and a bidirectional threaded rod is connected in the installation cavity in a rotating mode.

Preferably, in order to facilitate driving the bidirectional threaded rod to rotate, one end of the bidirectional threaded rod penetrates through the annular connecting frame and extends to the outside of the annular connecting frame, and one end of the bidirectional threaded rod extending to the outside of the annular connecting frame is fixedly connected with a connecting button.

Preferably, in order to facilitate the movement of the two annular sealing plates driven by the bidirectional threaded rod, the inner side of the annular connecting frame is connected with the two annular sealing plates in a sliding manner, and the outer surface of the bidirectional threaded rod is connected with the two connecting plates in a threaded manner.

Preferably, in order to prevent the filter tube from leaking at the joint of the water inlet pipe and the connecting pipe, the two connecting plates are respectively and slidably connected to the inside of the two transverse grooves, and the two connecting plates are respectively and fixedly connected to the outer sides of the two annular sealing plates.

Preferably, in order to filter the water source and reduce impurity and pass through the relief pressure valve, the both ends of filter tube all fixedly connected with sealing washer, the both sides of relief pressure valve main part are provided with outlet pipe and inlet tube respectively.

Preferably, in order to align annular sealing plate and sealing ring fast, the surface of inlet tube with the surface of connecting pipe is all fixedly connected with sealing ring, the surface fixedly connected with arc locating plate of inlet tube.

The beneficial effects of the utility model are as follows: the filter tube is removed through the bidirectional threaded rod and the annular sealing plate, the internal thread connecting cylinder is enabled to rotate to be separated from external threads connected with the internal thread connecting cylinder through the fixing button, the filter screen can be taken down for cleaning, the filter screen is convenient to detach, regular cleaning work is convenient to develop, and the filter screen is prevented from being dirtied to reduce the water source circulation efficiency and the filtering efficiency.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a split view of the present utility model.

FIG. 3 is a cross-sectional view of a filter tube and a connecting tube according to the present utility model.

Fig. 4 is an enlarged schematic view of the portion a of fig. 3 according to the present utility model.

In the figure: 1. a pressure reducing valve body; 2. a filter tube; 3. a connecting pipe; 4. a fixing ring; 5. a limit groove; 6. an external thread; 7. an internal thread connecting cylinder; 8. a filter screen; 9. a connecting strip; 10. a fixed button; 11. an annular connecting frame; 12. a mounting cavity; 13. a transverse groove; 14. a two-way threaded rod; 15. a connecting button; 16. an annular sealing plate; 17. a connecting plate; 18. a sealing sheet; 19. a water outlet pipe; 20. a water inlet pipe; 21. a seal ring; 22. and an arc-shaped positioning plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the efficient decompression throttling device for the heating pipe network comprises a decompression valve main body 1, a filter pipe 2 and a connecting pipe 3, wherein a fixing ring 4 is fixedly connected to the inner surface of the filter pipe 2, a limit groove 5 is formed in one side of the fixing ring 4, an external thread 6 is arranged on the outer side of the limit groove 5, an internal thread connecting cylinder 7 is arranged in the limit groove 5, a filter screen 8 is fixedly connected to the internal thread connecting cylinder 7 and used for filtering impurities in water, precision equipment such as the decompression valve is prevented from being damaged by the impurities, a connecting strip 9 is fixedly connected to one side of the internal thread connecting cylinder 7, a fixing button 10 is fixedly connected to one side of the connecting strip 9, and the fixing button 10 facilitates the rotation of the internal thread connecting cylinder 7 out of the limit groove 5 to detach the filter screen 8.

As a technical optimization scheme of the utility model, as shown in FIG. 4, the outer surface of the filter tube 2 is fixedly connected with an annular connecting frame 11, the inside of the annular connecting frame 11 is provided with a mounting cavity 12, the inside of the annular connecting frame 11 is provided with two transverse grooves 13, the inside of the mounting cavity 12 is rotatably connected with a bidirectional threaded rod 14, one end of the bidirectional threaded rod 14 penetrates through the annular connecting frame 11 and extends to the outside of the annular connecting frame 11, the penetrating part is rotatably connected, one end of the bidirectional threaded rod 14 extending to the outside of the annular connecting frame 11 is fixedly connected with a connecting button 15, and the bidirectional threaded rod 14 is conveniently rotated to realize the relative movement of a connecting plate 17.

As a technical optimization scheme of the utility model, as shown in FIG. 3, two annular sealing plates 16 are connected with the inner side of an annular connecting frame 11 in a sliding manner, the annular sealing plates 16 are used for connecting and sealing a filter pipe 2, a water inlet pipe 20 and a connecting pipe 3, two sealing plates 18 are used for sealing and preventing leakage of the connecting end, two connecting plates 17 are connected with the outer surface of a bidirectional threaded rod 14 in a threaded manner, the two connecting plates 17 are respectively connected with the inner parts of two transverse grooves 13 in a sliding manner, the two connecting plates 17 are respectively and fixedly connected with the outer sides of the two annular sealing plates 16, the sealing plates 18 are respectively and fixedly connected with the two ends of the filter pipe 2, a water outlet pipe 19 and the water inlet pipe 20 are respectively arranged on the two sides of a pressure reducing valve main body 1, sealing rings 21 are respectively and fixedly connected with the outer surfaces of the water inlet pipe 20 and the connecting pipe 3, an arc-shaped positioning plate 22 is fixedly connected with the outer surface of the water inlet pipe 20, and the arc-shaped positioning plate 22 is used for helping to rapidly align the annular sealing plates 16 and the sealing rings 21.

When the utility model is used, a water source enters the filter pipe 2 through the connecting pipe 3, impurities in water are filtered through the filter screen 8, the filtered water source is discharged through the pressure reducing valve and the water outlet pipe 19, the two-way threaded rod 14 can be rotated by rotating the connecting button 15 at intervals, the two connecting plates 17 are reversely moved by the two-way threaded rod 14, the two connecting plates 17 respectively drive the two annular sealing plates 16 to relatively slide until the two annular sealing plates 16 are separated from the two sealing rings 21, the connection between the filter pipe 2 and the connecting pipe 3 and the water inlet pipe 20 can be released, the filter screen 8 is exposed after the filter pipe 2 is taken down, the internal thread connecting cylinder 7 is rotated by rotating the fixing button 10 until the internal thread connecting cylinder 7 is separated from the external thread 6 in threaded connection with the internal thread connecting cylinder 7, the filter screen 8 can be taken down for cleaning, prevent that filter screen 8 from crossing dirty efficiency and the filtration efficiency that reduces the water source circulation, correspond spacing groove 5 with internal thread connecting cylinder 7 after the clearance and rotate fixed knob 10, until internal thread connecting cylinder 7 rotates and to the spacing groove 5 in can accomplish filter screen 8 installation, the dismouting is convenient, filter screen 8 clearance and installation back, put filter tube 2 between inlet tube 20 and connecting pipe 3, put at arc locating plate 22 top, arc locating plate 22 will support filter tube 2 and quick positioning, rotate connecting knob 15 and make two connecting plates 17 promote two annular seal plates 16 card respectively into two sealing rings 21, thereby install filter tube 2, filter tube 2 quick assembly disassembly certain journey helps improving the efficiency of filter screen 8's cleaning operation, sealing plate 18 and annular seal plate 16 play sealed effect to the rivers through the link, prevent the water source seepage.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The high-efficient decompression throttling arrangement of heat supply pipe network, its characterized in that: including relief pressure valve main part (1), filter tube (2) and connecting pipe (3), the internal surface fixedly connected with solid fixed ring (4) of filter tube (2), spacing groove (5) have been seted up to one side of solid fixed ring (4), the outside of spacing groove (5) is provided with external screw thread (6), the inside of spacing groove (5) is provided with internal thread connecting cylinder (7), the inside fixedly connected with filter screen (8) of internal thread connecting cylinder (7), one side fixedly connected with connecting strip (9) of internal thread connecting cylinder (7), one side fixedly connected with fixed knob (10) of connecting strip (9).

2. The efficient decompression and throttling device for a heating network according to claim 1, wherein: the outer surface of the filter tube (2) is fixedly connected with an annular connecting frame (11), and an installation cavity (12) is formed in the annular connecting frame (11).

3. The heating network efficient decompression and throttling device according to claim 2, wherein: two transverse grooves (13) are formed in the inner side of the annular connecting frame (11), and a bidirectional threaded rod (14) is connected to the inner side of the mounting cavity (12) in a rotating mode.

4. A heating network efficient decompression and throttling device according to claim 3, wherein: one end of the bidirectional threaded rod (14) penetrates through the annular connecting frame (11) and extends to the outside of the annular connecting frame (11), and one end of the bidirectional threaded rod (14) extending to the outside of the annular connecting frame (11) is fixedly connected with a connecting button (15).

5. The efficient decompression and throttling device for a heating network according to claim 4, wherein: the inner side of the annular connecting frame (11) is connected with two annular sealing plates (16) in a sliding mode, and the outer surface of the bidirectional threaded rod (14) is connected with two connecting plates (17) in a threaded mode.

6. The efficient decompression and throttling device for a heating network according to claim 5, wherein: the two connecting plates (17) are respectively and slidably connected to the inner parts of the two transverse grooves (13), and the two connecting plates (17) are respectively and fixedly connected to the outer sides of the two annular sealing plates (16).

7. The efficient decompression and throttling device for a heating network according to claim 1, wherein: both ends of the filter pipe (2) are fixedly connected with sealing sheets (18), and both sides of the pressure reducing valve main body (1) are respectively provided with a water outlet pipe (19) and a water inlet pipe (20).

8. The efficient pressure-reducing and throttling device for a heating network according to claim 7, wherein: the outer surface of inlet tube (20) with the surface of connecting pipe (3) is all fixedly connected with sealing ring (21), the surface fixedly connected with arc locating plate (22) of inlet tube (20).