CN216023397U - Anti-scaling device for pressure leading pipe - Google Patents

Abstract

The utility model relates to a draw and press pipe anti-scaling device, include barrel (1) and arrange in filter screen (2) towards rivers on the barrel inner wall, the one end of barrel is connected with secondary hydrologic cycle pipeline detachably through going into water pipe (3), the other end of barrel is connected with drawing pipe detachably through going out water pipe (4), wherein, be provided with pressure sensor in the pressure pipe. Like this, will prevent that scale deposit device installs and press the pipe entrance at the pressure, can filter the impurity of secondary aquatic through the filter screen, prevent that impurity from getting into and pressing the pipe, has restrained secondary water and has pressed the pipe in the scale deposit. When carrying out the blowdown and handling, only need lift off and press pipe anti-scaling device, change the filter screen to pressing to manage anti-scaling device inside and wasing, operation process is simple and convenient high-efficient, and above-mentioned blowdown mode need not to dismantle, washes and presses the pipe, reduces because of washing and dismantling and press the pipe and cause the damage of pressing the pipe, ensures measuring pressure's accuracy and security, reduces to change and presses the cost of pipe.

Description

Anti-scaling device for pressure leading pipe

Technical Field

The utility model relates to a clean technical field of pressure pipe, concretely relates to pressure pipe prevents scale deposit device.

Background

The secondary water pressure guiding pipe is a channel for connecting a pressure tapping port of a secondary water main pipeline and a pressure sensor, and the pressure is accurately and reliably measured through reasonable arrangement and installation of the pressure guiding pipe, however, the pressure guiding pipe used in practice is thin and long, and the secondary water is rich in more impurities, so that the secondary water flowing through the pressure guiding pipe is easy to block the pipeline, the pressure sensor is influenced to accurately measure the pressure of a secondary water system, even certain potential safety hazards exist, and adverse effects are caused to production. In order to ensure the accuracy of measurement, the pressure guiding pipe needs to be flushed and sewage-drained regularly, in the related technology, after the pressure guiding pipe is blocked, a method of directly flushing the pressure guiding pipe is often adopted, internal impurities are usually difficult to be efficiently removed by a sewage drain valve, when the pressure guiding pipe is flushed by liquid with large pressure, the pressure guiding pipe can be damaged, the connection tightness of accessories is damaged, and further the transmission of the pressure is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pressure pipe anti-scaling device, this pressure pipe anti-scaling device can solve present pressure pipe and block up easily, and clean difficulty adopts the method of directly washing to damage the pressure pipe easily, influences the intensity and the compactness of pressure pipe, and then influences the problem of pressure transmission.

In order to achieve the purpose, the disclosure provides an anti-scaling device for a pressure guiding pipe, which comprises a cylinder body and a filter screen arranged on the inner wall of the cylinder body and facing to water flow, wherein one end of the cylinder body is detachably connected with a secondary water circulation pipeline through a water inlet guide pipe, the other end of the cylinder body is detachably connected with the pressure guiding pipe through a water outlet guide pipe, and a pressure sensor is arranged in the pressure guiding pipe.

Optionally, the cylinder is configured as a funnel with a diameter that tapers in the direction of water flow.

Optionally, an end cover with a larger opening of the cylinder body is provided with a flange, and the water inlet conduit is connected to the flange.

Optionally, the smaller end of the opening of the cylinder is the same as the diameter of the water outlet conduit and is directly connected with the water outlet conduit.

Optionally, a first cut-off valve is arranged at a position, close to the secondary water circulation pipeline, of the water inlet pipe, and a second cut-off valve is arranged at a position, close to the pressure guiding pipe, of the water outlet pipe.

Optionally, the ends of the water inlet conduit and the water outlet conduit are respectively formed as threaded holes.

Optionally, the number of the filter screens is at least two, and the filter screens are arranged in the cylinder body in parallel at intervals and abut against the inner wall of the cylinder body.

Optionally, the filter screen divides the inner cavity of the cylinder body into equal parts along the axial direction.

Optionally, the surface of the cylinder body is provided with an anticorrosive coating, and the cylinder body is made of stainless steel.

Optionally, the filter screen, the water inlet conduit and the water outlet conduit are all made of stainless steel.

Through above-mentioned technical scheme, will prevent that the device of scaling from installing and pressing the pipe entrance at the pressure of drawing, can high-efficiently filter the impurity in the secondary aquatic through the filter screen, prevent that impurity from getting into and drawing the pressure pipe, restrain the secondary water and scale deposit in drawing the pressure pipe. When carrying out the blowdown and handling, only need lift off and press pipe anti-scaling device, change the filter screen to pressing to manage anti-scaling device inside and wasing, operation process is simple and convenient high-efficient, and above-mentioned blowdown mode need not to dismantle, washes and presses the pipe, reduces because of washing and dismantling and press the pipe and cause the damage of pressing the pipe, ensures measuring pressure's accuracy and security, reduces to change and presses the cost of pipe.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

fig. 1 is a schematic structural diagram of a pressure pipe anti-scaling device provided in an exemplary embodiment of the present disclosure.

Description of the reference numerals

1 cylinder 2 filter screen

3 water inlet conduit and 4 water outlet conduit

5 Flange

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, unless otherwise stated, terms of orientation such as "upper" and "lower" are used with respect to the actual usage state of the relevant components, and specifically, with reference to the drawing direction of fig. 1, "inner" and "outer" are used with respect to the self-profile of the corresponding component. In the present disclosure, when the following description refers to the accompanying drawings, the same numbers in different drawings represent the same or similar elements, unless otherwise indicated.

Referring to fig. 1, the present disclosure provides a pressure guiding pipe anti-scaling device, this pressure guiding pipe anti-scaling device includes barrel 1 and arranges the filter screen 2 towards rivers on the barrel 1 inner wall in, the impurity of filter screen 2 in can effective filtration secondary aquatic, avoid taking place the pressure guiding pipe to block up, the one end of barrel 1 is connected with secondary hydrologic cycle pipeline detachably through going into water pipe 3, the other end of barrel 1 is connected with pressure guiding pipe detachably through going out water pipe 4, wherein, be provided with pressure sensor in the pressure guiding pipe, a pressure for measuring secondary water system. The pressure guide pipe anti-scaling device needs to be subjected to a tightness test before installation, the test pressure of the pressure guide pipe anti-scaling device is 1.5 times of the working pressure of a medium, and the working pressure of secondary water is 0.5 MPa. And after the pressure test is finished, the anti-scaling device of the pressure guiding pipe is installed by respectively connecting the water inlet pipe 3 and the water outlet pipe 4 with the secondary water circulation pipeline and the pressure guiding pipe, and after the anti-scaling device is installed, whether the connection of each part is tight or not is checked. In addition, in order not to cause the influence of the filter screen 2 on the pressure transmission, the porosity of the filter screen 2 needs to be calculated to realize accurate measurement of the pressure of the secondary water system by the pressure sensor.

Through above-mentioned technical scheme, will prevent that the device of scaling from installing and pressing the pipe entrance at the pressure of drawing, can high-efficiently filter the impurity in the secondary aquatic through filter screen 2, prevent that impurity from getting into and drawing the pressure pipe, has restrained secondary water and has pressed the pipe scaling. When carrying out the blowdown and handling, only need lift off and press pipe anti-scaling device, change filter screen 2 to pressing the inside washing of pipe anti-scaling device, the operation process is simple and convenient high-efficient, and above-mentioned blowdown mode need not to dismantle, washes and presses the pipe, reduces because of washing and dismantling and press the pipe and cause the damage of pressing the pipe, ensures measuring pressure's accuracy and security, reduces to change and presses the cost of pipe.

The cartridge 1 may be constructed in any suitable shape. In the disclosed embodiment, referring to fig. 1, the cylinder 1 may be configured in a funnel shape with a diameter gradually reduced along the water flow direction, so as to fully filter the secondary water and function as a flow stream.

Further, referring to fig. 1, an end cover with a large opening of the cylinder 1 may be provided with a flange 5, and the water inlet conduit 3 is connected to the flange 5, so that the water inlet conduit 3 is detached to replace the filter screen 2 during sewage disposal, and the connection mode between the cylinder 1 and the water inlet conduit 3 may be any other appropriate form, and the detachable connection may be implemented, which all belong to the protection scope of the present disclosure.

Still further, the smaller opening end of the cylinder 1 and the outlet conduit 4 may have the same diameter and are directly connected to the outlet conduit 4, in this embodiment, the smaller opening end of the cylinder 1 is connected to the outlet conduit 4 by welding, but the connection manner between the cylinder 1 and the outlet conduit 4 is not limited thereto, and may be a bolt connection, and is not specifically described here.

According to an embodiment of the present disclosure, a first cut-off valve may be disposed at a position of the inlet conduit 3 close to the secondary water circulation pipeline, and a second cut-off valve may be disposed at a position of the outlet conduit 4 close to the pressure pipe, so that when removing dirt, the first cut-off valve and the second cut-off valve need to be closed first to cut off water flow, then the cylinder 1 is detached, and then the bolt on the flange 5 is unscrewed to separate the inlet conduit 3, so as to replace the filter screen 2, and clean the inside of the cylinder 1. In the present embodiment, the inner diameters of the first shut-off valve and the second shut-off valve are both 6mm or more.

Wherein, the end of income water pipe 3 and play water pipe 4 can form respectively into the screw hole for respectively with first trip valve and second trip valve threaded connection, convenient dismantlement, the connected mode of income water pipe 3 and play water pipe 4 and trip valve can have the multiple, this disclosure does not limit to this.

In one embodiment, referring to fig. 1, the number of the filter screens 2 is at least two, and the filter screens are arranged in the cylinder 1 in parallel and at intervals and abut against the inner wall of the cylinder 1. In this embodiment, the quantity of filter screen 2 is two, and interval distribution is on the inner chamber of barrel 1, and 2 laps of filter screen are on the inner wall of barrel 1, and the dismouting is convenient to regularly change filter screen 2, in other embodiments, filter screen 2 also can be fixed in barrel 1 through modes such as grafting.

Specifically, filter screen 2 can equally divide the inner chamber of barrel 1 along the axial, and when the quantity of filter screen 2 was a plurality of, the secondary water can filter in proper order through a plurality of filter screens 2, and the porosity of a plurality of filter screens 2 can be inequality under the prerequisite that does not influence pressure transfer, and the porosity of the filter screen 2 that is located the upper end can be greater than the porosity of the filter screen 2 that is located the lower extreme to make the secondary water carry out coarse filtration and fine filtration in proper order.

As the secondary water can be ordinary tap water, the secondary water can contact with air in the circulating process, and the water quality is poor, the cylinder body 1 made of stainless steel can be selected, the surface of the cylinder body is provided with an anti-corrosion coating, and in addition, the filter screen 2 is made of metal, so that the anti-corrosion performance is strong.

Furthermore, the filter screen 2, the water inlet conduit 3 and the water outlet conduit 4 can be made of stainless steel and are corrosion-resistant, the cylinder body 1, the filter screen 2, the water inlet conduit 3 and the water outlet conduit 4 can meet the requirement that thermal strain does not occur at the temperature of 25-40 ℃, the pressure bearing capacity is greater than 0.5MPA, and the use requirement is met.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims (10)

1. The utility model provides a draw and press pipe anti-scaling device, its characterized in that includes barrel (1) and arranges in filter screen (2) towards rivers on barrel (1) inner wall, the one end of barrel (1) is connected with secondary water circulation pipeline detachably through going into water pipe (3), the other end of barrel (1) is connected with drawing pipe detachably through going out water pipe (4), wherein, be provided with pressure sensor in the pressure pipe.

2. The pressure pipe anti-scaling device according to claim 1, characterized in that the cylinder (1) is configured as a funnel with a diameter that is tapered along the water flow direction.

3. The pressure guiding pipe anti-scaling device as claimed in claim 2, characterized in that an end cover with a larger opening of the cylinder body (1) is provided with a flange (5), and the water inlet conduit (3) is connected to the flange (5).

4. The pressure guiding pipe anti-scaling device as claimed in claim 2, wherein the smaller opening end of the cylinder (1) has the same diameter as the outlet conduit (4) and is directly connected with the outlet conduit (4).

5. The pressure pipe anti-scaling device according to claim 1, characterized in that a first cut-off valve is arranged at a position of the water inlet conduit (3) close to the secondary water circulation pipeline, and a second cut-off valve is arranged at a position of the water outlet conduit (4) close to the pressure pipe.

6. The pressure pipe anti-scaling device according to claim 5, characterized in that the ends of the water inlet conduit (3) and the water outlet conduit (4) are respectively formed as threaded holes.

7. The pressure guiding pipe anti-scaling device as claimed in claim 1, wherein the number of the filter screens (2) is at least two, and the filter screens are arranged in the cylinder (1) in parallel at intervals and abut against the inner wall of the cylinder (1).

8. The pressure guiding pipe anti-scaling device according to claim 1, characterized in that the filter screen (2) divides the inner cavity of the cylinder (1) equally along the axial direction.

9. The pressure guiding pipe anti-scaling device according to claim 1, wherein an anti-corrosion coating is arranged on the surface of the cylinder body (1), and the cylinder body (1) is made of stainless steel.

10. The pressure-guiding pipe anti-scaling device according to claim 1, wherein the filter screen (2), the water inlet conduit (3) and the water outlet conduit (4) are all made of stainless steel.

Images