CN210586408U

CN210586408U - High-pressure water-filling descaling jet valve group

Info

Publication number: CN210586408U
Application number: CN201921514521.3U
Authority: CN
Inventors: 刘琅; 彭山田; 李志鹏
Original assignee: BEIJING STAR LIGHT VITER TRANSMISSION INSTITUTE
Current assignee: BEIJING STAR LIGHT VITER TRANSMISSION INSTITUTE
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-05-22
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a high pressure is filled water and is descaled injection valves, including high-pressure descaling pipeline assembly, pre-charge pipeline assembly, controller and base, high-pressure descaling pipeline assembly is including ending filter equipment and descaling valve, pre-charge pipeline assembly includes pre-charge valve and throttle decompression pipe, end filter equipment entrance point and high-pressure water supply pipeline intercommunication, end the filter equipment exit end respectively with pre-charge valve entrance point and descaling valve entrance point intercommunication, pre-charge valve exit end and throttle decompression pipe entrance point intercommunication, throttle decompression pipe exit end and descaling valve exit end are through two entrance point intercommunications of first tee bend takeover, the exit end and the outside pipeline intercommunication of first tee bend takeover, the controller is connected with descaling valve and pre-charge valve respectively, the controller is connected with external control unit. The utility model discloses high pressure is filled water and is descaled injection valves, high pressure descale when reducing the operation and sprays the medium to the inside noise that produces of valves, reduces the medium and to valve and pipeline harm, and the water intaking makes the valves structure succinct on the spot.

Description

High-pressure water-filling descaling jet valve group

Technical Field

The utility model relates to a metallurgical hot rolling, hydraulic press system high pressure water spray valves field especially relates to a high pressure fills water descaling and sprays valves.

Background

In a high-pressure water spraying system in a metallurgical descaling system, in the prior art, after an injection valve is opened, a high-pressure water high-pressure pipeline reaches a descaling header pipe and forms high-pressure water high-speed kinetic energy striking force through injection of a nozzle to realize the requirement of a descaling process, after the injection valve is closed, residual water in a pipeline between an outlet end of the injection valve and the nozzle can be continuously injected due to inertia, so that a part of empty pipes exist in the section of pipeline, when the next injection valve is opened again, high-pressure water enters the empty pipes to generate serious empty explosion effect to form strong water hammer impact action, the damage to pipeline elements is very serious, the safety of the system is not facilitated, therefore, water needs to be pre-filled in the outlet pipeline of the injection valve before high-pressure water injection, the injection pipeline is filled with water to reduce the influence of water hammer impact, a low-pressure water filling pipeline is usually adopted, at present, the water is directly introduced from the low-pressure water pressure system through a low-pressure, the direct water diversion from the low-pressure hydraulic system through the low-pressure pre-charging pipeline to supplement the injection pipeline has the following disadvantages:

1. in some occasions, due to space limitation or the condition of low-pressure system connection is not provided, low-pressure pre-filling water cannot be realized;

2. the low-pressure water system is connected with the high-pressure pipeline through the low-pressure pre-charging pipeline element, and the problem that certain safety risk is caused when high-pressure water reversely flows into the low-pressure system also exists.

Disclosure of Invention

The utility model relates to a solve not enough among the prior art and accomplish, the utility model aims at providing a carry out the water pre-filling operation to high-pressure water-filling descaling injection valves outlet pipe way after carrying out the decompression treatment through the water in the pre-filling pipeline subassembly with high-pressure descaling pipeline, avoid the pipeline empty pipe phenomenon to appear, impact and noise that high-pressure descaling water injection medium produced valves and pipeline inside when can effectively reduce the descaling operation, reduce the harm of medium to valve and pipeline, improve valves life, improve pipeline component's security and life, the water intaking makes the succinct high-pressure water-filling descaling injection valves of valves structure on the spot.

The utility model discloses a high pressure water filling descaling injection valve group, including high pressure descaling pipeline subassembly, pre-charge pipeline subassembly, controller and base, high pressure descaling pipeline subassembly with pre-charge pipeline subassembly is detachable respectively fixes the base upside, pre-charge pipeline subassembly is located high pressure descaling pipeline subassembly left side or right side, the controller is detachable fixes the base upside, the controller is located middle part or pre-charge pipeline subassembly front end between pre-charge pipeline subassembly and the high pressure descaling pipeline subassembly, high pressure descaling pipeline subassembly includes cut-off filter equipment and descaling valve, pre-charge pipeline subassembly includes pre-charge valve and throttle relief pipe, the entrance point and the high pressure supply channel of cut-off filter equipment communicate, the exit end of cut-off filter equipment respectively with the water valve of entrance point with the entrance point of descaling valve, the outlet end of the pre-filling water valve is communicated with the inlet end of the throttling decompression pipe, the outlet end of the throttling decompression pipe is communicated with the outlet end of the descaling valve through two inlet ends of a first three-way connecting pipe, the outlet end of the first three-way connecting pipe is communicated with an external pipeline, the controller is respectively connected with the descaling valve and the pre-filling water valve, and the controller is connected with an external control unit.

The utility model discloses a high pressure fills water descaling injection valves can also be:

the stop filtering device comprises a first stop valve and a first filter, the inlet end of the first stop valve is communicated with the high-pressure water supply pipeline, the outlet end of the first stop valve is respectively communicated with the inlet end of the first filter and the inlet end of the pre-filling valve, and the outlet end of the first filter is communicated with the inlet end of the descaling valve.

First filter holes are uniformly distributed in the through flow surface of a first filter element arranged in the first filter, and the outlet end of the first filter is communicated with the inlet end of the descaling valve through the first filter holes.

The water inlet of the pre-charging valve is communicated with the water inlet of the pre-charging valve through a first seamless pipe, the outlet end of the first stop valve is communicated with the inlet end of the pre-charging valve through a first elbow, and the water inlet of the pre-charging valve is communicated with the outlet end of the pre-charging valve through a second seamless pipe.

The first stop valve is a first three-way stop valve, the inlet end of the first three-way stop valve is communicated with the high-pressure water supply pipeline, and two outlet ends of the first three-way stop valve are respectively communicated with the inlet end of the first filter and the inlet end of the pre-filling water valve.

The stop filtering device comprises a second stop valve, a second filter, a second three-way connecting pipe and a second seamless pipe, wherein a manual valve is arranged at the inlet end of the pre-filling valve, the outlet end of the second three-way connecting pipe is communicated with the upper end opening of the second seamless pipe, the lower end opening of the second seamless pipe is in releasable communication with the manual valve, the inlet end of the second filter is communicated with the manual valve through the second three-way connecting pipe and the second seamless pipe, the three-way inlet end of the second three-way connecting pipe is communicated with the high-pressure water supply pipeline, the outlet end of the second filter is communicated with the inlet end of the second stop valve, and the outlet end of the second stop valve is communicated with the inlet end of the descaling valve.

Second filter holes are uniformly distributed in the through flow surface of a second filter element arranged in the second filter, and the outlet end of the second filter is communicated with the inlet end of the second stop valve through the second filter holes.

The lower port of the second seamless pipe is communicated with the upper port of a second elbow, the lower port of the second elbow is fixedly or detachably connected with the manual valve, and the lower port of the second seamless pipe is in releasable communication with the manual valve through the second elbow.

The controller is a pneumatic control assembly of a pneumatic triple piece or a hydraulic control assembly of a hydraulic valve block, the pneumatic control assembly is respectively connected with the descaling valve and the pre-filling valve through a pneumatic hose, or the hydraulic control assembly is respectively connected with the descaling valve and the pre-filling valve through a hydraulic seamless pipe.

The outlet end of the throttling and pressure reducing pipe is communicated with the inlet end corresponding to the first tee joint pipe through a third seamless pipe and a third elbow, the upper end port of the third seamless pipe is communicated with the inlet end corresponding to the first tee joint pipe, the lower end port of the third seamless pipe is communicated with the upper end port of the third elbow, and the lower end port of the third elbow is communicated with the outlet end of the throttling and pressure reducing pipe.

The utility model discloses a high pressure water filling descaling injection valve group, including high pressure descaling pipeline subassembly, pre-charge pipeline subassembly, controller and base, high pressure descaling pipeline subassembly with pre-charge pipeline subassembly is detachable respectively fixes the base upside, pre-charge pipeline subassembly is located high pressure descaling pipeline subassembly front side or rear side, the controller is detachable fixes the base upside, the controller is located the middle left side between pre-charge pipeline subassembly and the high pressure descaling pipeline subassembly or the pre-charge pipeline subassembly left side, high pressure descaling pipeline subassembly includes cut-off filter equipment and descaling valve, pre-charge subassembly includes pre-charge valve and throttle decompression pipe, the entrance point and the high pressure supply channel of cut-off filter equipment communicate, the exit end of cut-off filter equipment respectively with the entrance point of pre-charge valve and the entrance point of descaling valve, the outlet end of the pre-filling water valve is communicated with the inlet end of the throttling decompression pipe, the outlet end of the throttling decompression pipe is communicated with the outlet end of the descaling valve through two inlet ends of a first three-way connecting pipe, the outlet end of the first three-way connecting pipe is communicated with an external pipeline, the controller is respectively connected with the descaling valve and the pre-filling water valve, and the controller is connected with an external control unit. The high-pressure descaling pipeline component and the pre-charging pipeline component are detachably fixed with the base respectively, the bases with different heights are selected to be detachably fixed with the high-pressure descaling pipeline component and the pre-charging pipeline component according to the actual operation environment and the actual medium pipeline position, the heights of the high-pressure descaling pipeline component and the pre-charging pipeline component are adjusted to correspond to different actual environments, the adaptability of products is improved, the condition that the production of customers cannot be influenced by installation in the field installation process is avoided, the pre-charging pipeline component is positioned on the front side or the rear side of the high-pressure descaling pipeline component, the pre-charging pipeline component is positioned on the high-pressure descaling pipeline component in parallel, the front-back direction of the positions of the pre-charging pipeline component and the high-pressure descaling pipeline component can be changed along with the change of the space structure, the controller is positioned on the left side of the middle or the left side of, the actual change is carried out along with the environment installation characteristics and the requirements of customers, and the work is as follows: the high-pressure medium of the high-pressure water supply pipeline enters the cut-off filter device from the inlet end of the cut-off filter device, the initial state of the cut-off filter device is the closed state, the cut-off filter device is opened, the cut-off filter device works, the high-pressure medium flows to the descaling valve and the pre-filling water valve respectively after being filtered by the high-pressure medium self-cut-off filter device, because the initial state of the descaling valve is the normally closed state, the high-pressure medium in the descaling valve in the high-pressure descaling pipeline assembly cannot flow, the pre-filling water valve in the pre-filling water pipeline assembly continues to flow, when the high-pressure medium is in the pre-filling water valve, the controller controls the pre-filling water valve to control the flow of the high-pressure medium through the driving device carried by the controller so as to reduce the pressure of the high-pressure medium, the high-pressure medium which is subjected to preliminary pressure reduction and flow control flows to the, at the moment, the high-pressure medium finally becomes a low-pressure medium and stably flows into the nozzle pipeline in the descaling valve and the first three-way pipeline and finally flows into the external pipeline, the external pipeline is filled with the low-pressure medium, the descaling valve is controlled by the controller to be opened, the high-pressure medium flows into the descaling valve, the high-pressure water without reducing the pressure pushes the low-pressure medium of the nozzle pipeline in the descaling valve to enter the external pipeline from the outlet end of the first three-way pipeline, so that the descaling effect is achieved, the on-off of the cut-off filter device, the descaling valve and the pre-filling valve are controlled by the controller, the function of the valve bank is better realized, the complex operation in the operation process of operators is reduced by the control of the controller, the operation errors are reduced, the operation safety is improved, the cut-off filter device plays a role in realizing the filtration and the on-off of the, the high-pressure pre-filling water can effectively reduce the impact and noise to the inside of a high-pressure descaling pipeline assembly in the field use process by the high-pressure pre-filling water, protect the environment and simultaneously protect the rear equipment from being damaged and impacted.

The utility model discloses a high pressure fills water and descales injection valves, the advantage that has for prior art is: the water in the high-pressure descaling pipeline is subjected to pressure reduction treatment through the pre-filling pipeline assembly, and then pre-filling operation is carried out on the outlet pipeline of the high-pressure water-filling descaling spraying valve bank, so that the phenomenon of empty pipe of the pipeline is avoided, the impact and noise of a high-pressure descaling water spraying medium on the valve bank and the pipeline inside during descaling operation can be effectively reduced, the damage of the medium on the valve and the pipeline is reduced, the service life of the valve bank is prolonged, the safety and the service life of pipeline elements are improved, and the valve bank is simple in structure due to on-site water taking.

Drawings

Fig. 1 is a front perspective view of one embodiment of the high pressure water-filled descaling spray valve assembly of the present invention (the controller is located on the left side and the controller is a hydraulic controller).

Figure 2 is a left side perspective view of the high pressure water-filled descaling spray valve block of the utility model of figure 1.

Figure 3 is a top view of the high pressure water-filled descaling spray valve assembly of figure 1.

Figure 4 is a rear perspective view of the high pressure water-filled descaling spray valve pack of the utility model of figure 1.

Figure 5 is a right side perspective view of the high pressure water-filled descaling spray valve block of the utility model of figure 4.

Figure 6 is a top view of the high pressure water-filled descaling spray valve assembly of figure 4.

Fig. 7 is a front perspective view of another embodiment of the high pressure water-filled descaling spray valve assembly of the present invention (with the controller on the left and the controller being a pneumatic controller).

Figure 8 is a left side schematic view of the high pressure water-filled descaling spray valve assembly of figure 7.

Figure 9 is a top view of the high pressure water-filled descaling spray valve assembly of figure 7.

Figure 10 is a rear perspective view of another embodiment of the high pressure water-filled descaling spray valve pack of the present invention (with the controller on the left-middle side and the controller being a pneumatic controller).

Figure 11 is a right side perspective view of the high pressure water-filled descaling spray valve assembly of figure 10.

Figure 12 is a top view of the high pressure water-filled descaling spray valve assembly of figure 10.

Fig. 13 is a front perspective view of another embodiment of the high pressure water-filled descaling spray valve assembly of the present invention (with the controller on the left and the controller being a pneumatic controller).

Figure 14 is a left side perspective view of the high pressure water-filled descaling spray valve block of the utility model of figure 13.

Figure 15 is a top view of the high pressure water-filled descaling spray valve assembly of figure 13.

Figure 16 is a rear perspective view of the high pressure water-filled descaling spray valve block of the utility model of figure 13.

Figure 17 is a left side perspective view of the high pressure water-filled descaling spray valve block of the utility model of figure 16.

Figure 18 is a top view of the high pressure water-filled descaling spray valve assembly of figure 16.

Figure 19 is a front perspective view of another embodiment of the high pressure water-filled descaling spray valve assembly of the present invention (with the controller on the left and the controller being a hydraulic controller).

Figure 20 is a left side perspective view of the high pressure water-filled descaling spray valve block of the utility model of figure 19.

Figure 21 is a top view of the high pressure water-filled descaling spray valve assembly of figure 19.

Figure 22 is a rear perspective view of the high pressure water-filled descaling spray valve block of the utility model of figure 19.

Figure 23 is a right side perspective view of the high pressure water-filled descaling spray valve block of the utility model of figure 19.

Figure 24 is a top view of the high pressure water-filled descaling spray valve assembly of figure 19.

Description of the figures

1 … high pressure descaling pipeline assembly 10 … cut-off filter device 11 … descaling valve

101 … first stop valve 102 … first filter 103 … first seamless tube

104 … first bend 105 … second stop valve 106 … second filter

107 … second tee 108 … second seamless tube 109 … second bend

2 … Pre-charging pipe assembly 20 … pre-charging valve 21 … throttling pressure reducing pipe

22 … Manual valve 3 … controller 4 … base

5 … first three-way connection pipe 6 … third seamless pipe 7 … third bend

8 … pneumatic hose 9 … hydraulic seamless pipe

Detailed Description

The high-pressure water-filled descaling spraying valve set of the invention is further described in detail with reference to fig. 1 to 24 of the accompanying drawings.

The utility model discloses a high pressure water filling descaling injection valve group, please refer to fig. 1 to 24, including high pressure descaling pipeline subassembly 1, pre-charge pipeline subassembly 2, controller 3 and base 4, high pressure descaling pipeline subassembly 1 and pre-charge pipeline subassembly 2 are detachable respectively to be fixed at the upper side of base 4, pre-charge pipeline subassembly 2 is located high pressure descaling pipeline subassembly 1 front side or rear side, controller 3 is detachable to be fixed at the upper side of base 4, controller 3 is located the middle left side between pre-charge pipeline subassembly 2 and high pressure descaling pipeline subassembly 1 or pre-charge pipeline subassembly 2 left side, high pressure descaling pipeline subassembly 1 includes by filter equipment 10 and descaling valve 11, pre-charge pipeline subassembly 2 includes pre-charge valve 20 and choke pipe 21, the entrance point of by filter equipment 10 communicates with the high pressure water supply pipeline, the outlet end of the cut-off filter device 10 is respectively communicated with the inlet end of the pre-fill valve 20 and the inlet end of the descaling valve 11, the outlet end of the pre-fill valve 20 is communicated with the inlet end of the throttle decompression pipe 21, the outlet end of the throttle decompression pipe 21 is communicated with the outlet end of the descaling valve 11 through two inlet ends of a first three-way connecting pipe 5, the outlet end of the first three-way connecting pipe 5 is communicated with an external pipeline, the controller 3 is respectively connected with the descaling valve 11 and the pre-fill valve 20, and the controller 3 is connected with an external control unit. Specifically, the high-pressure descaling pipeline assembly 1 and the pre-charging pipeline assembly 2 are detachably fixed with the base 4 respectively, the bases 4 with different heights are selected to be detachably fixed with the high-pressure descaling pipeline assembly 1 and the pre-charging pipeline assembly 2 according to the actual operation environment and the actual medium pipeline position, the high-pressure descaling pipeline assembly 1 and the pre-charging pipeline assembly 2 are used for adjusting the heights of the high-pressure descaling pipeline assembly 1 and the pre-charging pipeline assembly 2 to correspond to different actual environments, the adaptability of products is improved, the condition that the customer production is affected due to the fact that the high-pressure descaling pipeline assembly 1 cannot be installed in the field installation process is avoided, the pre-charging pipeline assembly 2 is located on the front side or the rear side of the high-pressure descaling pipeline assembly 1, the pre-charging pipeline assembly 2 is located in parallel with the high-pressure descaling pipeline assembly 1, the front-back direction of the positions of the pre-charging pipeline assembly 2 and the high-pressure The component 2 left side, along with the environment installation characteristics and the customer requirement actual change, its work is originally: the high-pressure medium of the high-pressure water supply pipeline enters the cut-off filter device 10 from the inlet end of the cut-off filter device 10, the cut-off filter device 10 is in a closed state in an initial state, the cut-off filter device 10 is opened, the high-pressure medium works, the high-pressure medium flows to the descaling valve 11 and the pre-filling valve 20 respectively after being filtered by the cut-off filter device 10, because the descaling valve 11 is in a normally closed state in the initial state, the high-pressure medium in the descaling valve 11 in the high-pressure descaling pipeline assembly 1 cannot flow, the pre-filling valve 20 in the pre-filling pipeline assembly 2 continues flowing, when the high-pressure medium is in the pre-filling valve 20, the controller 3 controls the pre-filling valve 20 to control the flow of the high-pressure medium through a driving device carried by the controller 3 so as to reduce the pressure of the high-pressure medium, the high-pressure medium after being subjected to preliminary, the controller 3 controls the throttle pressure reducing pipe 21 to perform throttle pressure reducing treatment on the high-pressure medium which is subjected to preliminary pressure reduction again according to the structure of the controller, at the moment, the high-pressure medium finally becomes a low-pressure medium and stably flows into the nozzle pipeline in the descaling valve 11 and the first three-way pipeline and finally flows into the external pipeline, the low-pressure medium is filled in the external pipeline, the descaling valve 11 is controlled by the controller 3 to be opened, the high-pressure medium flows into the descaling valve 11, the high-pressure water without pressure reduction pushes the low-pressure medium of the nozzle pipeline in the descaling valve 11 to enter the external pipeline from the outlet end of the first three-way pipeline, the descaling effect is achieved, the on-off of the stop filtering device 10, the descaling valve 11 and the pre-filling valve 20 are controlled by the controller 3, the valve group function is better achieved, the complicated operation in the operation process of operators is reduced by the controller 3, the cut-off filter device 10 plays a role in realizing the on-off function of the filtering and high-pressure descaling pipeline assembly 1, particularly when the descaling spraying process is in failure and needs to be repaired, the cut-off filter device 10 is changed from a normally open state during the previous work to a closed state, the descaling valve 11 is subjected to pressure relief maintenance, the safety of the valve during maintenance is improved, the pre-filling valve 20 and the throttling and pressure reducing pipe 21 reduce the pressure of a high-pressure medium into a low-pressure medium to pre-fill water into an external pipeline, the impact of the high-pressure medium on the external pipeline after the descaling valve 11 is opened is reduced, the service life of the system is prolonged, and the throttling decompression pipe 21 reduces the pressure of the discharged medium through multi-stage decompression, reduces or avoids the harm caused by cavitation and water hammer impact, and the high-pressure pre-charging water can effectively reduce the impact and noise to the inside of the high-pressure descaling pipeline assembly 1 in the field use process, protect the environment and simultaneously protect the rear equipment from damage and impact. Compared with the prior art, the method has the advantages that: the noise of medium to the inside production of valves is reduced, reduces the harm of medium to the valve, improves valves life, reduces environmental pollution, improves the operational safety, and perfect self structure adapts to different operating mode spaces, satisfies the customer requirement under, accomplishes rationally the occupation volume in space. The throttle pressure reducing pipe 21 may be a three-stage throttle pressure reducing pipe 21. The first three-way connecting pipe 5 can be communicated with an external pipeline, and the wall thickness and the drift diameter of the first three-way connecting pipe 5 can be changed to adapt to external pipelines on different sites.

The utility model discloses a high pressure fills water descaling injection valves, please refer to fig. 1 to 24 and show, can also be on the basis of the technical scheme of the preceding description: the cutoff filtering device 10 includes a first cutoff valve 101 and a first filter 102, an inlet end of the first cutoff valve 101 is communicated with the high-pressure water supply line, an outlet end of the first cutoff valve 101 is communicated with an inlet end of the first filter 102 and an inlet end of the pre-fill valve 20, respectively, and an outlet end of the first filter 102 is communicated with an inlet end of the descaling valve 11. Thus, as shown in fig. 1 to 12, the high-pressure water supply line is communicated with the inlet end of the first stop valve 101, the high-pressure medium of the high-pressure water supply line flows into the first stop valve 101 from the inlet end of the first stop valve 101, the first stop valve 101 is in the closed state in the initial state, the first stop valve 101 is opened, the first stop valve 101 operates, the high-pressure medium flows to the first filter 102 and the pre-fill valve 20 from the first stop valve 101, the first filter 102 is located on the front side of the descaling valve 11, the high-pressure medium is filtered by the first filter 102 before entering the descaling valve 11, large particles in the high-pressure medium are filtered, the high-pressure medium is prevented from entering the descaling valve 11, and the descaling valve 11 cannot operate due to the fact that impurities damage a valve core sealing surface in the descaling valve 11 when the descaling valve 11 operates. The first stop valve 101 and the first filter 102 may be fixedly connected to the descaling valve 11 by welding via a first seamless connection pipe. The further preferable technical scheme on the basis of the technical scheme described above is as follows: first filter holes are uniformly distributed on a through flow surface of a first filter element arranged in the first filter 102, and an outlet end of the first filter 102 is communicated with an inlet end of the descaling valve 11 through the first filter holes. Like this, evenly publish on the built-in first filter core through-flow face of first filter 102 and be provided with first filtration pore, large granule impurity in the high-pressure medium effectively blocks through first filtration pore, filter large granule impurity in the high-pressure medium through first filtration pore, further avoid impurity entering descaling valve 11, filter large granule impurity in the high-pressure medium, avoid the high-pressure medium to get into descaling valve 11, thereby effectively avoid impurity to damage the sealed face of the case in descaling valve 11 and descale valve 11 unable work when descaling valve 11 during operation. On the basis of the technical scheme described above, the method can also comprise the following steps: a first seamless pipe 103 and a first elbow 104 are arranged between the outlet end of the first stop valve 101 and the inlet end of the pre-fill valve 20, the upper port of the first seamless pipe 103 is fixedly or detachably connected with the outlet end of the first stop valve 101, the lower port of the first seamless pipe 103 is communicated with the upper port of the first elbow 104, the lower port of the first elbow 104 is fixedly or detachably connected with the water inlet of the pre-fill valve 20, and the outlet end of the first stop valve 101 is communicated with the inlet end of the pre-fill valve 20 through the first seamless pipe 103 and the first elbow 104. In this way, the outlet end of the first stop valve 101 is communicated with the inlet end of the pre-filling valve 20 through the first seamless pipe 103 and the first elbow 104, so that the connection stability is improved, and a closed loop is formed between the first stop valve 101 in the high-pressure descaling pipeline assembly and the pre-filling valve 20 of the pre-filling pipeline assembly 2 through the first seamless pipe 103 and the first elbow 104. The upper port of the first seamless pipe 103 can be fixedly welded with the outlet end of the first stop valve 101 or detachably connected through a first flange component; the lower end of the first elbow 104 is connected with the water inlet of the pre-filling valve 20 by welding or detachably through a second flange assembly. On the basis of the technical scheme described above, the method can also comprise the following steps: the first stop valve 101 is a first three-way stop valve, an inlet end of the first three-way stop valve is communicated with the high-pressure water supply pipeline, and two outlet ends of the first three-way stop valve are respectively communicated with an inlet end of the first filter 102 and an inlet end of the pre-fill valve 20. Thus, the first stop valve 101 is a first three-way stop valve, the first three-way stop valve is of a three-way structure, the inlet end of the first three-way stop valve is communicated with the high-pressure water supply pipeline, two outlet ends of the first three-way stop valve are respectively communicated with the inlet end of the first filter 102 and the inlet end of the pre-filling water valve 20, the inlet end of the first filter 102 and the inlet end of the pre-filling water valve 20 are respectively communicated through two independent outlet ends, the structure is reasonable, and the condition that the communication of one inlet end is influenced due to the fact that one outlet end has a problem is.

The utility model discloses a high pressure fills water descaling injection valves, please refer to fig. 1 to 24 and show, can also be on the basis of the technical scheme of the preceding description: the cut-off and filtration device 10 comprises a second cut-off valve 105, a second filter 106, a second three-way connecting pipe 107 and a second seamless pipe 108, wherein the inlet end of the pre-fill valve 20 is provided with a manual valve 22, the outlet end of the second three-way connecting pipe 107 is communicated with the upper end port of the second seamless pipe 108, the lower end port of the second seamless pipe 108 is in releasable communication with the manual valve 22, the inlet end of the second filter 106 is communicated with the manual valve 22 through the second three-way connecting pipe 107 and the second seamless pipe 108, the three-way inlet end of the second three-way connecting pipe 107 is communicated with the high-pressure water supply pipeline, the outlet end of the second filter 106 is communicated with the inlet end of the second cut-off valve 105, and the outlet ends of the second cut-off valve 105 are respectively communicated with the inlet end of. Thus, as shown in fig. 13 to 24, the high-pressure water supply line is communicated with the second three-way connection pipe 107, the preliminary water filling valve 20 is in the normally open state in the initial state, so the manual valve 22 is connected to the front side of the preliminary water filling valve 20, the outlet end of the second three-way connection pipe 107 is communicated with the second filter 106, the outlet end of the second three-way connection pipe 107 is communicated with the upper port of the second seamless pipe, the lower port of the second seamless pipe 108 is communicated with the preliminary water filling valve 20 through the manual valve 22, the high-pressure medium in the high-pressure water supply line flows from a part of the three-way inlet end of the second three-way connection pipe 107 to the second filter 106 of the high-pressure descaling pipe assembly 1, a part of the high-pressure medium flows to the manual valve 22 of the preliminary water pipe assembly 2, the high-pressure medium flows into the second stop valve 105 after impurities are removed by the second filter 106, the manual valve 22 of the pre-charge water pipe assembly 2 can be opened and closed manually, when the manual valve 22 is opened, the high-pressure medium continues to flow through the pre-charge water valve 20 in the pre-charge water pipe assembly 2, when the high-pressure medium is in the pre-charge water valve 20, the controller 3 controls the pre-charge water valve 20 to control the flow of the high-pressure medium through the driving device carried by the controller 3, so as to reduce the pressure of the high-pressure medium, the high-pressure medium which is subjected to preliminary pressure reduction and flow control flows to the throttle pressure reducing pipe 21 at the rear side from the outlet end of the pre-charge water valve 20, the controller 3 controls the throttle pressure reducing pipe 21 to perform the throttle pressure reduction treatment on the high-pressure medium subjected to preliminary pressure reduction again according to the structure of the controller, at this time, the high-pressure medium finally becomes a low-pressure medium, and stably flows into the nozzle pipeline in, the external pipeline is filled with low-pressure medium in advance, after the second stop valve 105 is opened, the high-pressure medium flows to the descaling valve 11, the descaling valve 11 is in a normally closed state in the initial state, the descaling valve 11 is controlled to be opened through the controller 3, the high-pressure medium enters the descaling valve 11 and starts flowing, the high-pressure water without pressure reduction pushes the low-pressure medium of the nozzle pipeline of the descaling valve 11 to enter the external pipeline through the outlet end of the first three-way pipeline, the high-pressure medium in the external pipeline pushes the low-pressure medium to achieve the descaling effect, the manual valve 22 mainly has the function of controlling the on-off of the pre-filling pipeline assembly 2, particularly when the pre-filling valve 20 needs to be maintained, the manual valve 22 is manually closed, the safety of maintenance personnel is effectively guaranteed, the potential safety hazard caused by the high-pressure water is avoided, the second filter 106 is located on the front side of the second stop valve 105, impurities in the high-pressure medium are filtered by, the second shut-off valve 105 is protected, and a closed loop is formed between the second filter 106 of the high-pressure descaling pipe assembly 1 and the manual valve 22 of the pre-charge pipe assembly 2 directly through the second three-way connection pipe 107 and the second seamless pipe 108, and is introduced into the pre-charge pipe assembly 2 through the second three-way connection pipe 107 in a pilot manner. The second filter 106 and the second stop valve 105 can be fixedly connected with the descaling valve 11 through a second seamless connecting pipe in a welding mode. The further preferable technical scheme on the basis of the technical scheme described above is as follows: second filter holes are uniformly distributed on a through flow surface of a second filter element arranged in the second filter 106, and the outlet end of the second filter 106 is communicated with the inlet end of the second stop valve 105 through the second filter holes. Like this, evenly distributed is provided with the second filtration pore on the built-in second filter core through-flow face of second filter 106, and large granule impurity in the high pressure medium passes through the second filtration pore and effectively blocks, filters the large granule impurity in the high pressure medium through the second filtration pore and filters, further avoids impurity to get into second stop valve 105, thereby effectively avoids damaging the unable work of second stop valve 105 at second stop valve 105 during operation impurity to second stop valve 105 inner structure. On the basis of the technical scheme described above, the method can also comprise the following steps: the lower port of the second seamless pipe 108 is communicated with the upper port of a second elbow 109, the lower port of the second elbow 109 is fixedly or detachably connected with the manual valve 22, and the lower port of the second seamless pipe 108 is in releasable communication with the manual valve 22 through the second elbow 109. In this way, the lower port of the second seamless pipe 108 is in releasable communication with the manual valve 22 via the second elbow 109, and the structure is simple, and the space for application of the second elbow 109 is reasonable. The lower end of the second elbow 109 can be fixedly connected with the manual valve 22 through welding or detachably connected through a third flange.

The utility model discloses a high pressure fills water descaling injection valves, please refer to fig. 1 to 24 and show, can also be on the basis of the technical scheme of the preceding description: the controller 3 is a pneumatic control assembly of a pneumatic triple piece or a hydraulic control assembly of a hydraulic valve block, the pneumatic control assembly is respectively connected with the descaling valve 11 and the pre-filling valve 20 through a pneumatic hose 8, or the hydraulic control assembly is respectively connected with the descaling valve 11 and the pre-filling valve 20 through a hydraulic seamless pipe 9. Thus, the controller 3 is a pneumatic triple control assembly or a hydraulic control assembly of the hydraulic valve block, when the controller 3 selects the pneumatic control assembly of the pneumatic triple, the pneumatic control assembly is connected with the descaling valve 11 and the pre-filling valve 20 through the pneumatic hose 8, and when the controller 3 selects the hydraulic control assembly of the hydraulic valve block, the hydraulic control assembly is connected with the descaling valve 11 and the pre-filling valve 20 through the hydraulic seamless pipe 9.

The utility model discloses a high pressure fills water descaling injection valves, please refer to fig. 1 to 24 and show, can also be on the basis of the technical scheme of the preceding description: the outlet end of the throttle decompression pipe 21 is communicated with the inlet end corresponding to the first tee joint pipe 5 through a third seamless pipe 6 and a third elbow 7, the upper port of the third seamless pipe 6 is communicated with the inlet end corresponding to the first tee joint pipe 5, the lower port of the third seamless pipe 6 is communicated with the upper port of the third elbow 7, and the lower port of the third elbow 7 is communicated with the outlet end of the throttle decompression pipe 21. Therefore, the outlet end of the throttle decompression pipe 21 is communicated with the corresponding inlet end of the first three-way connecting pipe 5 through the third seamless pipe 6 and the third elbow, and a closed loop is formed between the descaling valve 11 of the high-pressure descaling pipeline assembly 1 and the throttle decompression pipe 21 of the pre-charging pipeline assembly 2 through the third seamless pipe 6 and the third elbow 7, so that the structure is reasonable.

The above description is only for the description of several embodiments of the present invention, but the scope of the present invention should not be considered as falling within the scope of the present invention, in which all the equivalent changes or modifications or the equal-scale enlargement or reduction etc. according to the design spirit of the present invention are made.

Claims

1. The utility model provides a high pressure fills water descaling injection valves which characterized in that: the descaling device comprises a high-pressure descaling pipeline component (1), a pre-charging pipeline component (2), a controller (3) and a base (4), wherein the high-pressure descaling pipeline component (1) and the pre-charging pipeline component (2) are respectively detachably fixed on the upper side of the base (4), the pre-charging pipeline component (2) is positioned on the front side or the rear side of the high-pressure descaling pipeline component (1), the controller (3) is detachably fixed on the upper side of the base (4), the controller (3) is positioned on the middle left side or the left side of the pre-charging pipeline component (2) between the pre-charging pipeline component (2) and the high-pressure descaling pipeline component (1), the high-pressure descaling pipeline component (1) comprises a cut-off filter device (10) and a descaling valve (11), the pre-charging pipeline component (2) comprises a pre-charging valve (20) and a throttling decompression pipe (21), the inlet end of the cut-off filter device (10) is communicated with a high-pressure water supply pipeline, the outlet end of the cut-off filter device (10) is communicated with the inlet end of the pre-filling valve (20) and the inlet end of the descaling valve (11) respectively, the outlet end of the pre-filling valve (20) is communicated with the inlet end of the throttling decompression pipe (21), the outlet end of the throttling decompression pipe (21) is communicated with the outlet end of the descaling valve (11) through two inlet ends of a first three-way connecting pipe (5), the outlet end of the first three-way connecting pipe (5) is communicated with an external pipeline, the controller (3) is connected with the descaling valve (11) and the pre-filling valve (20) respectively, and the controller (3) is connected with an external control unit.

2. The high pressure water-filled descaling spray valve group according to claim 1, wherein: the cut-off filtering device (10) comprises a first cut-off valve (101) and a first filter (102), wherein the inlet end of the first cut-off valve (101) is communicated with the high-pressure water supply pipeline, the outlet end of the first cut-off valve (101) is respectively communicated with the inlet end of the first filter (102) and the inlet end of the pre-filling valve (20), and the outlet end of the first filter (102) is communicated with the inlet end of the descaling valve (11).

3. The high pressure water-filled descaling spray valve group according to claim 2, wherein: first filter holes are uniformly distributed in the through flow surface of a first filter element arranged in the first filter (102), and the outlet end of the first filter (102) is communicated with the inlet end of the descaling valve (11) through the first filter holes.

4. The high pressure water-filled descaling spray valve group according to claim 2, wherein: a first seamless pipe (103) and a first elbow (104) are arranged between the outlet end of the first stop valve (101) and the inlet end of the pre-filling valve (20), the upper port of the first seamless pipe (103) is fixedly or detachably connected with the outlet end of the first stop valve (101), the lower port of the first seamless pipe (103) is communicated with the upper port of the first elbow (104), the lower port of the first elbow (104) is fixedly or detachably connected with the water inlet of the pre-filling valve (20), and the outlet end of the first stop valve (101) is communicated with the inlet end of the pre-filling valve (20) through the first seamless pipe (103) and the first elbow (104).

5. The high pressure water-filled descaling spray valve group according to claim 2, wherein: the first stop valve (101) is a first three-way stop valve, the inlet end of the first three-way stop valve is communicated with a high-pressure water supply pipeline, and two outlet ends of the first three-way stop valve are respectively communicated with the inlet end of the first filter (102) and the inlet end of the pre-filling water valve (20).

6. The high pressure water-filled descaling spray valve group according to claim 1, wherein: the cut-off filtering device (10) comprises a second cut-off valve (105), a second filter (106), a second three-way connecting pipe (107) and a second seamless pipe (108), the inlet end of the pre-filling water valve (20) is provided with a manual valve (22), the outlet end of a second three-way connecting pipe (107) is communicated with the upper port of a second seamless pipe (108), the lower port of the second seamless pipe (108) is in releasable communication with a manual valve (22), the inlet end of the second filter (106) is communicated with the manual valve (22) through a second tee joint pipe (107) and a second seamless pipe (108), the three-way inlet end of the second three-way connecting pipe (107) is communicated with the high-pressure water supply pipeline, the outlet end of the second filter (106) is communicated with the inlet end of the second stop valve (105), the outlet end of the second stop valve (105) is communicated with the inlet end of the descaling valve (11).

7. The high pressure water-filled descaling spray valve group according to claim 6, wherein: second filter holes are uniformly distributed in the through flow surface of a second filter element arranged in the second filter (106), and the outlet end of the second filter (106) is communicated with the inlet end of the second stop valve (105) through the second filter holes.

8. The high pressure water-filled descaling spray valve group according to claim 6, wherein: the lower port of the second seamless pipe (108) is communicated with the upper port of a second elbow (109), the lower port of the second elbow (109) is fixedly or detachably connected with the manual valve (22), and the lower port of the second seamless pipe (108) is in releasable communication with the manual valve (22) through the second elbow (109).

9. A high pressure water-filled descaling spray valve assembly according to any one of claims 1-8, wherein: the controller (3) is an air control assembly of a pneumatic triple piece or an air control assembly of a hydraulic valve block, the air control assembly is respectively connected with the descaling valve (11) and the pre-filling valve (20) through a pneumatic hose (8), or the air control assembly is respectively connected with the descaling valve (11) and the pre-filling valve (20) through a hydraulic seamless pipe (9).

10. A high pressure water-filled descaling spray valve assembly according to any one of claims 1-8, wherein: the exit end of throttle decompression pipe (21) with through third seamless pipe (6) and third elbow (7) intercommunication between the entrance point that first tee bend takeover (5) correspond, the entrance point intercommunication that port and first tee bend takeover (5) correspond is gone up to third seamless pipe (6), the last port intercommunication of port and third elbow (7) under third seamless pipe (6), the lower port of third elbow (7) and the exit end intercommunication of throttle decompression pipe (21).