CN217784325U - Water filling valve with new structure - Google Patents

Abstract

The application discloses new construction water filling valve includes: a main valve structure and a hydraulic valve control structure which are connected with each other, and a connecting piece; wherein the main valve structure comprises a separate cylinder assembly and valve body assembly, the connecting member being located between and connected to the cylinder assembly and the valve body assembly, respectively, such that the cylinder assembly and the valve body assembly form a connected, non-communicating form. The connecting piece is arranged between the oil cylinder assembly and the valve body assembly and is respectively connected with the oil cylinder assembly and the valve body assembly, so that the oil cylinder assembly and the valve body assembly are connected and not communicated, descaling water can be prevented from flowing back to the oil cylinder assembly, the safety and the stability of the water filling valve are greatly improved, and the water filling valve is compact in structure and convenient to install and maintain.

Description

Water filling valve with new structure

Technical Field

The utility model relates to a technical field of valve particularly relates to new construction water filling valve.

Background

The water filling valve is generally used in a high-pressure water descaling system, controls the on-off of pre-filling water of a descaling pipeline, is mostly used in a low-pressure pre-filling pipeline and can also be used in a high-pressure pre-filling pipeline, and the main function of the water filling valve in the descaling system is to firstly use low-pressure water to perform pre-filling operation on the high-pressure descaling pipeline before high-pressure descaling water enters the high-pressure descaling valve, so that the descaling pipeline is ensured to be in a filling state during high-pressure descaling spraying operation, water hammer impact caused by emptying of a descaling header is prevented, and the normal operation of the descaling system is ensured. Because the water filling valve is generally installed between the high-pressure water pipeline and the low-pressure water pipeline, the water filling valve is generally easy to damage, and most of hydraulic water filling valves are of oil cylinder-valve body integrated structures, so that the problem that the scale removal water leaked from the valves flows back to the oil circuit to influence an oil circuit control system exists.

SUMMERY OF THE UTILITY MODEL

The application aims to overcome the problems or at least partially solve or relieve the problem that when the existing hydraulic water filling valve leaks, the descaling water easily flows back to a control oil way to influence an oil way control system and influence the normal operation of the valve.

The technical scheme of the utility model a new construction fills water valve is provided, include: a main valve structure and a hydraulic valve control structure which are connected with each other, and a connecting piece; wherein the main valve structure comprises a separate cylinder assembly and valve body assembly, the connecting member being located between and connected to the cylinder assembly and the valve body assembly, respectively, such that the cylinder assembly and the valve body assembly form a connected, non-communicating form.

The utility model provides a new construction water filling valve, including the main valve structure and the hydrovalve control structure that are connected, and the connecting piece, and the main valve structure includes the hydro-cylinder subassembly and the valve body subassembly of separation, through setting up the connecting piece between hydro-cylinder subassembly and valve body subassembly and be connected with hydro-cylinder subassembly and valve body subassembly respectively, make hydro-cylinder subassembly and valve body subassembly form to be connected, do not communicate the form, can prevent to descale water reflux to the hydro-cylinder subassembly in, the security and the stability of water filling valve have been improved greatly, and compact structure, installation easy maintenance.

In addition, the above technical solution of the present invention can also have the following additional technical features:

in the above technical solution, the connecting piece includes an upper flange, a lower flange and a connecting screw rod; the upper flange is connected with the oil cylinder assembly, the lower flange is connected with the valve body assembly, and the connecting screw rod is positioned between the upper flange and the lower flange and is detachably connected with the upper flange and the lower flange.

In the technical scheme, the valve body assembly comprises a valve body, an end water component, a plunger assembly, a link rod assembly and a flange; the upper end of the valve body is detachably connected with the connecting piece, a valve cavity is formed in the valve body, and the valve cavity is arranged along the length direction of the valve body; the end water component is arranged at the lower end of the valve body and used for plugging the valve cavity; the plunger assembly is arranged in the valve cavity, and the flange is arranged at the upper end of the valve body and is separably connected with the connecting piece; the link assembly is connected with the plunger assembly and used for driving the plunger assembly.

In the technical scheme, the valve cavity comprises a main cavity, a lower valve body cavity, an upper valve body cavity, a first channel and a second channel which are communicated; wherein the main cavity is arranged along the length direction of the valve body; the lower valve body cavity is arranged at the lower circumferential direction of the main cavity and communicated with the lower valve body cavity, and the upper valve body cavity is arranged at the middle circumferential direction of the main cavity and communicated with the upper valve body cavity; the first channel is arranged on one side of the lower part of the valve body and communicated with the lower cavity of the valve body, the second channel is arranged on one side of the middle part of the valve body and communicated with the upper cavity of the valve body, and the first channel and the second channel are obliquely arranged in the same direction.

In the technical scheme, the first channel is communicated with a flange filter connected to one side of the lower part of the valve body, and the second channel is communicated with a flange pipe connected to the other side of the lower part of the valve body.

In the above technical solution, the end water-splitting structure includes an end cap and a water-splitting sleeve; the end cover is detachably connected with the lower end of the valve body, and a stepped hole is formed in the middle of the end cover; the water distribution sleeve is installed at the lower end of the main cavity body and used for plugging the main cavity body, and an annular step is arranged in the middle of the water distribution sleeve and used for being pressed into the step hole in a matching mode, so that the water distribution sleeve is abutted to the end cover.

In the technical scheme, the oil cylinder assembly comprises a cylinder body, a plugging connecting assembly, a piston rod, a piston and a connecting hand piece; the lower end of the cylinder body is detachably connected with the connecting piece, and a cylinder body cavity is formed in the cylinder body and is arranged along the length direction of the cylinder body; the piston rod is inserted into the cylinder cavity, the lower end of the piston rod is connected with a valve rod of the link rod assembly and used for driving the valve rod, and a piston rod step is formed at the upper part of the piston rod;

the plugging connecting assembly is arranged at the upper end of the cylinder body and is also connected with the upper end of the piston rod; the piston is arranged on the upper part of the piston rod and is abutted against the step of the piston rod, so that the piston is limited;

the connecting piece is a cylinder, a connecting piece limiting channel is formed in the connecting piece and is arranged along the length direction of the connecting piece, and the connecting piece is used for connecting the lower end of the piston rod and the valve rod and is arranged in the connecting piece limiting channel; wherein the piston rod and the valve rod are coaxially arranged;

the plugging connecting assembly comprises a cylinder cover flange and a locking nut; the cylinder cover flange is arranged at the upper end of the cylinder body and used for plugging the upper end of the cylinder body cavity; the locking nut is arranged in the open cavity of the cylinder cover flange and connected with the upper end of the piston rod, and is used for locking the piston rod.

In the technical scheme, the device also comprises an upper guide sleeve and a lower guide sleeve; the upper guide sleeve is positioned at the inner lower part of the cylinder body cavity, the upper guide sleeve is extruded in a gap between the lower end of the cylinder body and the connecting piece and is detachably connected with the connecting piece, and an upper guide sleeve channel is arranged in the middle of the upper guide sleeve along the length direction of the upper guide sleeve and is used for inserting the piston rod to guide the piston rod;

the lower guide sleeve is arranged on the valve body assembly, and a vertical lower guide sleeve channel is formed in the lower guide sleeve and used for inserting the valve rod so as to guide the valve rod; wherein the lower guide sleeve channel and the upper guide sleeve channel are coaxially arranged such that the piston rod and the valve stem are coaxial.

In the technical scheme, the device also comprises a detection bracket and a proximity switch; the detection bracket is arranged on the connecting piece in an inverted mode, and the proximity switch is arranged on the detection bracket.

In the technical scheme, the hydraulic valve control structure comprises a reversing assembly, a first ball valve assembly, a second ball valve assembly and a connecting assembly; the reversing assembly is arranged on the valve body assembly, the first ball valve assembly and the second ball valve assembly are connected with the reversing assembly and arranged on the same side, and the connecting assembly is connected with the reversing assembly and the oil cylinder assembly respectively and used for controlling the oil cylinder assembly.

The reversing assembly comprises a reversing valve block, a valve block base, a plug-in one-way valve, an electromagnetic reversing valve and a superposed one-way throttle valve; the reversing valve block is arranged on the valve block base and is arranged on the valve body assembly through the valve block base; the plug-in type one-way valve is mounted on and communicated with the reversing valve block, the electromagnetic reversing valve is mounted on and communicated with the reversing valve block, and the superposed type one-way throttle valve is mounted on and communicated with the reversing valve block;

the first ball valve assembly comprises a first high-pressure ball valve and a first split flange; the first high-pressure ball valve is connected with the first split flange and is arranged on the reversing valve block through the first split flange, and the first high-pressure ball valve is communicated with the reversing valve block;

the second ball valve assembly comprises a second high-pressure ball valve, a flange connecting pipe assembly, a reducer pipe and a second split flange; the second high-pressure ball valve, the flange pipe connecting assembly, the reducer pipe and the second split flange are sequentially connected, the second split flange is mounted on the reversing valve block, and the second high-pressure ball valve is communicated with the reversing valve block;

the connecting assembly comprises a first seamless pipe, a second seamless pipe, a first pipe joint, a second pipe joint, a third pipe joint and a fourth pipe joint; the first pipe joint is connected with a first hole on the side surface of the reversing valve block, the fourth pipe joint is connected with a first oil inlet of the oil cylinder assembly, and the first seamless pipe is respectively connected with the first pipe joint and the fourth pipe joint so that the reversing valve block is communicated with the oil cylinder assembly; the second pipe joint is connected with a second hole in the side face of the reversing valve block, the third pipe joint is connected with a second oil inlet of the oil cylinder assembly, and the second seamless pipe is respectively connected with the second pipe joint and the third pipe joint so that the reversing valve block is communicated with the oil cylinder assembly.

The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

FIG. 1 is a schematic front view of a new construction fill valve according to one embodiment of the present application;

FIG. 2 is a schematic top view of the fill valve of FIG. 1 in its new configuration;

FIG. 3 is a schematic cross-sectional view of the new construction fill valve of FIG. 1;

fig. 4 is a schematic left sectional view of the new construction fill valve of fig. 1.

The labels in the figure are:

100. a main valve structure; 101. an end cap; 101.1, a stepped hole; 102. water distributing sleeves; 102.1, an annular step; 103. a valve body; 103.1, a valve cavity; 104. a lower cavity of the valve body; 105. the valve body upper cavity; 106. a plunger assembly; 107. a flange; 108. a link assembly; 108.1, a valve stem; 109. a lower guide sleeve; 109.1, a lower guide sleeve channel; 110. a lower flange; 111. connecting a screw rod; 112. an upper flange; 113. a connecting member; 114. a cylinder body; 114.1, a cylinder cavity; 115. a cylinder cover flange; 116. locking the nut; 116.1, open cavity; 117. a piston; 118. a piston rod; 118.1, a piston rod step; 119. an upper guide sleeve; 119.1, an upper guide sleeve channel; 120. a catcher piece; 120.1, a connecting piece limiting channel; 121. a flange pipe; 122. a flange filter; 123. A second oil inlet; 124. a first oil inlet; 125. a detection hole; 126. detecting the bracket; 127. a proximity switch; 128. a first channel; 129. a second channel;

200. a hydraulic valve control structure; 201. a third pipe joint; 202. a second seamless tube; 203. an electromagnetic directional valve; 204. a superposed one-way throttle valve; 205. a first pipe joint; 206. a second pipe joint; 207. a diverter valve block; 208. a valve block base; 209. a plug-in type one-way valve; 210. a second split flange; 211. a reducer pipe; 212. a flanged pipe assembly; 213. a second high pressure ball valve; 214. a first high pressure ball valve; 215. a fourth pipe joint; 216. a first split flange; 217. a first seamless tube;

300. an oil cylinder assembly;

400. a valve body assembly.

Detailed Description

The present application will now be described in further detail by way of specific examples with reference to the accompanying drawings. The following examples are intended to illustrate the present application but are not intended to limit the scope of the present application.

Example 1:

FIG. 1 is a schematic front view of a new construction fill valve according to one embodiment of the present application; FIG. 2 is a schematic top view of the fill valve of FIG. 1 in its new configuration; FIG. 3 is a schematic cross-sectional view of the new construction fill valve of FIG. 1; fig. 4 is a schematic left sectional view of the new construction fill valve of fig. 1. As shown in fig. 1-4, in one particular embodiment, the new configuration fill valve may generally include a main valve structure 100 and a hydraulic valve control structure 200 connected, and a linkage 113. Wherein the primary valve structure 100 includes a separate cylinder assembly 300 and valve body assembly 400, and the connecting member 113 is located between the cylinder assembly 300 and the valve body assembly 400 and is connected to the cylinder assembly 300 and the valve body assembly 400, respectively, such that the cylinder assembly 300 and the valve body assembly 400 are connected and not communicated.

The connecting piece 113 is arranged between the oil cylinder assembly 300 and the valve body assembly 400 and is respectively connected with the oil cylinder assembly 300 and the valve body assembly 400, so that the oil cylinder assembly 300 and the valve body assembly 400 form a connecting and non-communicating mode, descaling water can be prevented from flowing back to the oil cylinder assembly 300, the safety and the stability of the water filling valve are greatly improved, and the water filling valve is compact in structure and convenient to install and maintain.

The water filling valve obtains good application effect through repeated tests and wide practical application verification. Because the special oil cylinder assembly 300 and the valve body assembly 400 are connected and not communicated, the water filling valve has higher safety and stability under the same working condition than a water filling valve with a common structure, the service life of the valve is prolonged, and an oil way control system is greatly protected.

Example 2:

in one implementation, as shown in fig. 3, including the features and further, and optionally, as defined in any of the embodiments above. The connector 113 may generally include an upper flange 112, a lower flange 110, and a connecting screw 111.

Specifically, the upper flange 112 is connected to the cylinder assembly 300 for supporting the cylinder assembly 300. The lower flange 110 is coupled to the valve body assembly 400, and the coupling screw 111 is positioned between the upper flange 112 and the lower flange 110 and detachably coupled to the upper flange 112 and the lower flange 110 for coupling the upper flange 112 and the lower flange 110. The upper flange 112 and the lower flange 110 are connected by the connecting screw 111 to form a connecting piece 113, and the cylinder assembly 300 and the valve body assembly 400 are connected by the connecting piece 113, so that the cylinder assembly 300 and the valve body assembly 400 are connected but not communicated, and the descaling water is prevented from flowing back into the cylinder assembly 300.

Furthermore, the upper flange 112 and the lower flange 110 have the same structure, and the connecting screw 111 is connected with the upper flange 112 and the lower flange 110 in a threaded manner, so that the assembly, disassembly and maintenance are facilitated.

Example 3:

in one implementation, as shown in fig. 3, including the features and further, and optionally, as defined in any of the embodiments above. The valve body assembly 400 may generally include the valve body 103, an end water assembly, the plunger assembly 106, the linkage assembly 108, and the flange 107.

Specifically, the upper end of the valve body 103 is detachably connected with the connecting piece 113, and a valve cavity 103.1 is formed in the valve body 103, and the valve cavity 103.1 is arranged along the length direction of the valve body 103 and is used for arranging the plunger assembly 106. An end water component is arranged at the lower end of the valve body 103 and is used for plugging the valve cavity 103.1. The plunger assembly 106 is arranged inside the valve cavity 103.1 and sealed against it for normal operation of the valve. A flange 107 is mounted on the upper end of the valve body 103 and is detachably connected to a connecting member 113, and a link assembly 108 is connected to the plunger assembly 106 for actuating the plunger assembly 106. The lower end of the valve body 103 is sealed by the end water component, the upper end of the valve body 103 is sealed by the link rod assembly 108 and the flange 107, the lower end face of the flange 107 is abutted against the upper end face of the valve body 103, and the flange 107 is connected with the lower flange 110 of the connecting piece 113, so that the oil cylinder component 300 is connected with the valve body component 400, a certain gap is formed between the upper end of the valve body 103 and the lower end of the cylinder body 114 of the oil cylinder component 300, the oil cylinder component 300 is not communicated with the valve body component 400, and descaling water cannot flow back into the oil cylinder component 300.

Further, the flange 107 and the lower flange 110 are connected through bolts, so that the assembly, disassembly and maintenance are facilitated. And the flange 107 is also provided with a detection hole 125 for detecting the leakage condition of the valve.

Example 4:

in one implementation, as shown in fig. 3, including the features and further, and optionally, as defined in any of the embodiments above. The valve chamber 103.1 may generally include a main chamber, a lower valve body chamber 104, an upper valve body chamber 105, a first passage 128 and a second passage 129 therethrough.

Specifically, the main cavity is arranged along the length direction of the valve body 103, the lower cavity 104 is opened at the lower circumference of the main cavity and communicated, and the upper cavity 105 is opened at the middle circumference of the main cavity and communicated for basic operation of the valve. The first passage 128 is opened at a lower side of the valve body 103 and communicated with the valve body lower chamber 104, the second passage 129 is opened at a middle side of the valve body 103 and communicated with the valve body upper chamber 105, and the first passage 128 and the second passage 129 are inclined in the same direction. The first passage 128 communicates with the flange filter 122 connected to one side of the lower portion of the valve body 103, and the second passage 129 communicates with the flange pipe 121 connected to the other side of the lower portion of the valve body 103. The water inside the valve is subjected to filtration circulation by providing a first passage 128 and a second passage 129.

Optionally, the flange filter 122 is connected to the valve body 103 by bolts, and a sealing ring is disposed at the joint to increase the sealing effect and avoid leakage.

Optionally, the flange pipe 121 is connected with the valve body 103 through bolts, and a sealing ring is arranged at the joint to increase the sealing effect and avoid leakage.

Example 5:

in one implementation, as shown in fig. 3, including the features and further, and optionally, as defined in any of the embodiments above. The end section water structure may generally include an end cap 101 and a water diversion jacket 102.

Specifically, the end cap 101 is detachably connected to the lower end of the valve body 103, typically by bolts or threads, so as to facilitate the assembly and disassembly, and the upper end surface of the end cap 101 abuts against the lower end surface of the valve body 103. The middle part of the end cover 101 is provided with a stepped hole 101.1 for mounting the water distribution sleeve 102. The water distributing sleeve 102 is installed at the lower end of the main cavity and used for blocking the main cavity, the upper end face of the water distributing sleeve 102 abuts against the lower end face of the valve body 103, the outer circular face abuts against the inner wall of the valve body 103 in a sealing mode, the lower end of the water distributing sleeve 102 is embedded into the end cover 101, an annular step 102.1 is arranged in the middle of the water distributing sleeve 102 and used for being pressed into the step hole 101.1 in a matching mode, and the water distributing sleeve 102 abuts against the end cover 101. The lower end of the main cavity is plugged by the end cover 101 and the water diversion sleeve 102, and the water diversion function is realized.

Furthermore, the shape of the end cover 101 is matched with the shape of the lower end of the valve body 103, and the connecting effect is good.

Optionally, a sealing ring may be provided outside the junction of the end cap 101 and the lower end of the valve body 103 to provide a sealing effect to prevent leakage.

Optionally, the outer wall of the upper part of the water diversion cover 102 is processed with an annular groove in the circumferential direction and is provided with a sealing ring to provide sealing effect.

Example 6:

in one implementation, as shown in fig. 3, including the features and further, and optionally, as defined in any of the embodiments above. The cylinder assembly 300 may generally include a cylinder 114, a plug connection assembly, a piston rod 118, a piston 117, and a catcher member 120.

Specifically, the lower end of the cylinder block 114 and the upper flange 112 of the connecting member 113 are detachably connected by bolts, and a cylinder chamber 114.1 is opened inside the cylinder block 114 and arranged along the length direction of the cylinder block 114. The piston rod 118 is inserted into the cylinder cavity 114.1, the lower end of the piston rod 118 and the valve rod 108.1 of the link assembly 108 may be integrally formed, or may be connected through a thread or a snap connection, so as to drive the valve rod 108.1, and a piston rod step 118.1 is formed on the upper portion of the piston rod 118, so as to limit the piston 117 from being displaced.

The plugging connecting assembly is arranged at the upper end of the cylinder body 114 and is also connected with the upper end of the piston rod 118, and the upper end of the plugging cylinder cavity 114.1 is connected with the upper end of the piston rod 118 at the same time, so that the deviation is avoided. The piston 117 is sleeved on the upper part of the piston rod 118 and is abutted against the piston rod step 118.1, so that the piston 117 is limited.

The connecting element 120 is a cylinder, a connecting element limiting channel 120.1 is formed in the connecting element 120 and is arranged along the length direction of the connecting element 120, the joint for the lower end of the piston rod 118 and the valve rod 108.1 is arranged in the connecting element limiting channel 120.1 and is used for fixing the piston rod 118 and the valve rod 108.1, and the connecting element 120 is used for protecting the joint of the piston rod 118 and the valve rod 108.1 and matching with the proximity switch 127 along with the up-and-down movement of the piston rod 118 and the valve rod 108.1.

Further, the inside of the adapter 120 is provided with an adapter cavity matched with the shape of the joint of the piston rod 118 and the valve rod 108.1, the upper diameter of the adapter cavity is matched with the diameter of the piston rod 118, the lower diameter of the adapter cavity is matched with the diameter of the upper end of the valve rod 108.1, the middle part of the adapter cavity is larger than the upper part and the lower part of the adapter cavity, and the adapter cavity is matched with the joint of the piston rod 118 and the valve rod 108.1, so that the separation of the piston rod 118 and the valve rod 108.1 can be limited and the protection can be realized.

Further, the piston rod 118 and the valve stem 108.1 are arranged coaxially to maximize the torque.

In this embodiment, the plugging connection assembly may generally include a head flange 115 and a retaining nut 116. Wherein, the cylinder cover flange 115 is mounted on the upper end of the cylinder body 114 through bolts and used for blocking the upper end of the cylinder body cavity 114.1. A locking nut 116 is placed in the open cavity 116.1 of the head flange 115 and is threadedly connected to the upper end of the piston rod 118 for locking the piston rod 118.

Optionally, a sealing ring may be disposed outside the joint between the head flange 115 and the cylinder block 114 to avoid leakage.

Example 7:

in one implementation, as shown in fig. 3, including the features and further, and optionally, as defined in any of the embodiments above. The new construction fill valve of the present application further includes an upper guide sleeve 119 and a lower guide sleeve 109.

Specifically, the upper guide sleeve 119 is located at an inner lower portion of the cylinder chamber 114.1, the upper guide sleeve 119 is pressed in a space between the lower end of the cylinder 114 and the connecting member 113 and detachably connected to the connecting member 113, and an upper guide sleeve passage 119.1 is opened at a middle portion of the upper guide sleeve 119 to be arranged along a length direction of the upper guide sleeve 119 for insertion of the piston rod 118 to guide the piston rod 118. The lower guide sleeve 109 is mounted in the inner cavity of the flange 107 of the valve body assembly 400, and the inner part of the lower guide sleeve 109 is provided with a vertical lower guide sleeve channel 109.1 for inserting the valve rod 108.1 to guide the valve rod 108.1.

Wherein the piston 117 contacts the upper guide sleeve 119 when the valve is fully open.

Wherein the lower guide sleeve channel 109.1 and the upper guide sleeve channel 119.1 are coaxially arranged such that the piston rod 118 and the valve stem 108.1 are coaxial.

In this embodiment, the upper guide sleeve 119 is formed by integrally processing a cylindrical body and an annular body. The ring body is constructed on the circumferential direction of the lower part of the outer wall of the cylinder body, the piston rod 118 passes through the inside of the cylinder body, the ring body is provided with screw holes, the boss on the inner wall of the upper flange 112 is provided with corresponding screw holes, and bolts are inserted into the screw holes to realize the detachable connection of the upper guide sleeve 119 and the upper flange 112, so that the disassembly, assembly and maintenance are convenient.

In this embodiment, the lower guide sleeve 109 is formed by integrally processing a cylindrical body and an annular body. Wherein, the ring body is constructed in the upper portion circumference of the outer wall of barrel, and the inside of barrel is used for valve rod 108.1 to pass, and the ring body offsets with the inner wall boss of flange 107, and the upper end and the lower flange 110 of lower uide bushing 109 offset to fixed uide bushing 109 down, optionally, the inner chamber circumference upper portion and the lower part of barrel all are opened flutedly and are installed the sealing washer, avoid revealing.

Example 8:

in one implementation, as shown in fig. 1, including the features and further, and optionally, as defined in any of the embodiments above. The new fill valve of the present application also includes a detection bracket 126 and a proximity switch 127. The sensing bracket 126 is inversely bolted to the upper flange 112 of the link 113 for easy disassembly and assembly, and serves to support the proximity switch 127, the proximity switch 127 being bolted to the sensing bracket 126. The proximity switch 127 is close to the hand piece 120 for detecting the up and down movement of the hand piece 120 to determine the open and close state of the valve.

Example 9:

in one implementation, as shown in fig. 1 and 4, including the features and further, and optionally, as defined in any of the embodiments above. The hydraulic valve control structure 200 may generally include a reversing assembly, a first ball valve assembly, a second ball valve assembly, and a connecting assembly. The switching-over subassembly is installed in valve body subassembly 400, and first ball valve subassembly and second ball valve subassembly all are connected and the homonymy setting with the switching-over subassembly, and coupling assembling is connected with switching-over subassembly, oil cylinder subassembly 300 respectively for control oil cylinder subassembly 300.

Specifically, the reversing assembly may generally include a reversing valve block 207, a valve block base 208, a cartridge check valve 209, a solenoid reversing valve 203, and a stacked check throttle valve 204. The reversing valve block 207 is mounted on the valve block base 208 through bolts, so that the reversing valve block is convenient to disassemble and assemble, and the valve block base 208 is mounted on the valve body 103 of the valve body assembly 400 through bolts and used for fixing the reversing valve block 207. The plug-in type check valve 209 is installed on and communicated with a connecting port of the reversing valve block 207 through threads, the electromagnetic reversing valve 203 is installed on and communicated with a connecting port of the reversing valve block 207 through threads, and the reversing action of the electromagnetic reversing valve 203 controls an oil path, so that the opening and closing of the valve are controlled. The stacked one-way throttle valve 204 is threadedly mounted to and communicates with the directional valve block 207.

In this implementation, the first ball valve assembly may generally include a first high pressure ball valve 214 and a first split flange 216. Wherein the first high-pressure ball valve 214 and the first split flange 216 are connected by a screw, and the first split flange 216 is mounted on the direction change valve block 207 by a bolt, so that the first high-pressure ball valve 214 and the direction change valve block 207 are communicated.

In this implementation, the second ball valve assembly may generally include a second high pressure ball valve 213, a flanged pipe assembly 212, a reducer pipe 211, and a second split flange 210. Wherein, the second high-pressure ball valve 213, the flange pipe assembly 212, the reducer pipe 211 and the second split flange 210 are connected in turn by screw threads and are communicated. The second split flange 210 is mounted to the direction change valve block 207 by bolts, and the second high-pressure ball valve 213 is communicated with the direction change valve block 207.

In this implementation, the connection assembly may generally include a first seamless tube 217, a second seamless tube 202, a first tube fitting 205, a second tube fitting 206, a third tube fitting 201, and a fourth tube fitting 215. The first pipe joint 205 is connected with the first hole in the side face of the reversing valve block 207 through threads, and a sealing ring is arranged at the connecting position to improve sealing. The fourth pipe joint 215 is connected with the first oil inlet 124 of the oil cylinder assembly 300 through threads, and a sealing ring is arranged at the joint to improve sealing. The first seamless pipe 217 is connected with the first pipe joint 205 and the fourth pipe joint 215 through threaded pipes, so that the reversing valve block 207 and the cylinder assembly 300 are communicated. The second pipe joint 206 is connected with a second hole on the side surface of the reversing valve block 207 through threads, the third pipe joint 201 is connected with a second oil inlet 123 of the oil cylinder assembly 300 through threads, and the second seamless pipe 202 is respectively connected with the second pipe joint 206 and the third pipe joint 201 through threads, so that the reversing valve block 207 is communicated with the oil cylinder assembly 300.

The water filling valve with the new structure is different from a common water filling valve, the guide sleeve of the water filling valve is changed into the split upper guide sleeve 119 and the split lower guide sleeve 109 by an integral structure, the water filling valve is convenient to disassemble and maintain, and the structure is simple and compact. The detection bracket 126 and the proximity switch 127 of the detection device are arranged on the upper flange 112 in an inverted mode, detection is carried out through the connecting hand piece 120, compared with the common water filling valve, the detection device is arranged at the upper end of the oil cylinder, a detection rod extends out of the interior of the oil cylinder to detect signals, leakage points are reduced, and meanwhile signal detection is more accurate. In addition, the connecting piece 113 is additionally arranged to separate the oil cylinder assembly 300 from the valve body assembly 400, namely the oil cylinder assembly 300 is not directly connected with the valve body assembly 400 but is connected through the connecting piece 113, so that the structure can prevent water from entering an oil cylinder to influence an oil way control part of a descaling system when the valve leaks, the stable operation of the descaling system is guaranteed, and the safety of the valve is greatly improved.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. In the description of the present application, "a plurality" means two or more unless specifically defined otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediary. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A new construction fill valve, comprising:

a main valve structure (100) and a hydraulic valve control structure (200) connected, and a connecting member (113);

wherein the primary valve structure (100) comprises a separate cylinder assembly (300) and valve body assembly (400), the connecting member (113) being located between the cylinder assembly (300) and the valve body assembly (400) and being connected to the cylinder assembly (300) and the valve body assembly (400), respectively, such that the cylinder assembly (300) and the valve body assembly (400) form a connected, non-communicating form.

2. The new construction fill valve of claim 1, wherein:

the connecting piece (113) comprises an upper flange (112), a lower flange (110) and a connecting screw rod (111);

wherein the upper flange (112) is connected with the cylinder assembly (300), the lower flange (110) is connected with the valve body assembly (400), and the connecting screw (111) is positioned between the upper flange (112) and the lower flange (110) and is detachably connected with the upper flange (112) and the lower flange (110).

3. The new construction fill valve of claim 2, wherein:

the valve body assembly (400) comprises a valve body (103), an end part water assembly, a plunger assembly (106), a link rod assembly (108) and a flange (107);

the upper end of the valve body (103) is detachably connected with the connecting piece (113), a valve cavity (103.1) is formed in the valve body (103), and the valve cavity (103.1) is arranged along the length direction of the valve body (103); the end part water component is arranged at the lower end of the valve body (103) and used for plugging the valve cavity (103.1); the plunger assembly (106) is arranged inside the valve cavity (103.1), and the flange (107) is arranged at the upper end of the valve body (103) and is detachably connected with the connecting piece (113); the linkage assembly (108) is connected to the plunger assembly (106) for actuating the plunger assembly (106).

4. The new construction fill valve of claim 3, wherein:

the valve cavity (103.1) comprises a main cavity, a valve body lower cavity (104), a valve body upper cavity (105), a first channel (128) and a second channel (129) which are communicated;

wherein the main cavity is arranged along the length direction of the valve body (103); the lower valve body cavity (104) is arranged at the lower circumferential part of the main cavity and communicated with the main cavity, and the upper valve body cavity (105) is arranged at the middle circumferential part of the main cavity and communicated with the main cavity; the first channel (128) is arranged on one side of the lower portion of the valve body (103) and communicated with the lower valve body cavity (104), the second channel (129) is arranged on one side of the middle portion of the valve body (103) and communicated with the upper valve body cavity (105), and the first channel (128) and the second channel (129) are obliquely arranged in the same direction.

5. The new construction fill valve of claim 4, wherein:

the first channel (128) is communicated with a flange filter (122) connected to one side of the lower portion of the valve body (103), and the second channel (129) is communicated with a flange pipe (121) connected to the other side of the lower portion of the valve body (103).

6. The new construction fill valve of claim 4, wherein:

the end water-dividing structure comprises an end cover (101) and a water-dividing sleeve (102);

the end cover (101) is detachably connected with the lower end of the valve body (103), and the middle of the end cover (101) is provided with a stepped hole (101.1); the water distribution sleeve (102) is mounted at the lower end of the main cavity and used for blocking the main cavity, and the middle part of the water distribution sleeve (102) is provided with an annular step (102.1) which is used for being pressed into the step hole (101.1) in a matching mode so that the water distribution sleeve (102) is abutted to the end cover (101).

7. The new construction fill valve of claim 3, wherein:

the oil cylinder assembly (300) comprises a cylinder body (114), a blocking connection assembly, a piston rod (118), a piston (117) and a connecting hand piece (120);

wherein the lower end of the cylinder body (114) is detachably connected with the connecting piece (113), and a cylinder cavity (114.1) is opened in the cylinder body (114) and is arranged along the length direction of the cylinder body (114); the piston rod (118) is inserted into the cylinder cavity (114.1), the lower end of the piston rod (118) is connected with a valve rod (108.1) of the link rod assembly (108) and used for driving the valve rod (108.1), and a piston rod step (118.1) is formed at the upper part of the piston rod (118);

the plugging connecting assembly is arranged at the upper end of the cylinder body (114) and is also connected with the upper end of the piston rod (118); the piston (117) is arranged at the upper part of the piston rod (118) and is abutted against the piston rod step (118.1) so as to limit the piston (117);

the connecting piece (120) is a cylinder, a connecting piece limiting channel (120.1) is formed in the connecting piece (120) and is arranged along the length direction of the connecting piece (120), and the connecting position of the lower end of the piston rod (118) and the valve rod (108.1) is arranged in the connecting piece limiting channel (120.1);

wherein the piston rod (118) and the valve rod (108.1) are coaxially arranged;

the plugging connecting assembly comprises a cylinder cover flange (115) and a locking nut (116);

the cylinder cover flange (115) is mounted at the upper end of the cylinder body (114) and used for sealing the upper end of the cylinder body cavity (114.1); the locking nut (116) is arranged in an open cavity (116.1) of the cylinder cover flange (115) and connected with the upper end of the piston rod (118) for locking the piston rod (118).

8. The new construction fill valve of claim 7, wherein:

the device also comprises an upper guide sleeve (119) and a lower guide sleeve (109);

wherein the upper guide sleeve (119) is positioned at the inner lower part of the cylinder cavity (114.1), the upper guide sleeve (119) is extruded in a gap between the lower end of the cylinder body (114) and the connecting piece (113) and is detachably connected with the connecting piece (113), and an upper guide sleeve channel (119.1) is arranged in the middle of the upper guide sleeve (119) along the length direction of the upper guide sleeve (119) and is used for inserting the piston rod (118) so as to guide the piston rod (118);

the lower guide sleeve (109) is mounted on the valve body assembly (400), and a vertical lower guide sleeve channel (109.1) is formed in the lower guide sleeve (109) and used for inserting the valve rod (108.1) to guide the valve rod (108.1);

wherein the lower guide sleeve channel (109.1) and the upper guide sleeve channel (119.1) are coaxially arranged such that the piston rod (118) and the valve stem (108.1) are coaxial.

9. The new construction fill valve of claim 1 or 2, wherein:

the device also comprises a detection bracket (126) and a proximity switch (127);

wherein the detection bracket (126) is arranged on the connecting piece (113) in an inverted mode, and the proximity switch (127) is arranged on the detection bracket (126).

10. The new construction fill valve of claim 1, wherein:

the hydraulic valve control structure (200) comprises a reversing assembly, a first ball valve assembly, a second ball valve assembly and a connecting assembly;

the reversing assembly is mounted on the valve body assembly (400), the first ball valve assembly and the second ball valve assembly are both connected with the reversing assembly and arranged on the same side, and the connecting assembly is respectively connected with the reversing assembly and the oil cylinder assembly (300) and used for controlling the oil cylinder assembly (300);

the reversing assembly comprises a reversing valve block (207), a valve block base (208), a plug-in type one-way valve (209), an electromagnetic reversing valve (203) and a superposed type one-way throttle valve (204);

wherein the reversing valve block (207) is mounted to the valve block base (208) and to the valve body assembly (400) through the valve block base (208); the plug-in type one-way valve (209) is mounted on and communicated with the reversing valve block (207), the electromagnetic reversing valve (203) is mounted on and communicated with the reversing valve block (207), and the superposed type one-way throttle valve (204) is mounted on and communicated with the reversing valve block (207);

the first ball valve assembly includes a first high pressure ball valve (214) and a first split flange (216);

wherein the first high-pressure ball valve (214) is connected with the first split flange (216) and is mounted on the reversing valve block (207) through the first split flange (216), and the first high-pressure ball valve (214) is communicated with the reversing valve block (207);

the second ball valve assembly comprises a second high-pressure ball valve (213), a flange pipe connecting assembly (212), a reducer pipe (211) and a second split flange (210);

the second high-pressure ball valve (213), the flange pipe connecting assembly (212), the reducer pipe (211) and the second split flange (210) are sequentially connected, the second split flange (210) is installed on the reversing valve block (207), and the second high-pressure ball valve (213) is communicated with the reversing valve block (207);

the connection assembly comprises a first seamless tube (217), a second seamless tube (202), a first pipe joint (205), a second pipe joint (206), a third pipe joint (201), and a fourth pipe joint (215);

the first pipe joint (205) is connected with a first hole on the side surface of the reversing valve block (207), the fourth pipe joint (215) is connected with a first oil inlet (124) of the oil cylinder assembly (300), and the first seamless pipe (217) is respectively connected with the first pipe joint (205) and the fourth pipe joint (215) so that the reversing valve block (207) is communicated with the oil cylinder assembly (300);

the second pipe joint (206) is connected with a second hole on the side surface of the reversing valve block (207), the third pipe joint (201) is connected with a second oil inlet (123) of the oil cylinder assembly (300), and the second seamless pipe (202) is respectively connected with the second pipe joint (206) and the third pipe joint (201), so that the reversing valve block (207) is communicated with the oil cylinder assembly (300).

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