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CN-224214765-U - Combined valve for hydraulic module and buffer water tank

CN224214765UCN 224214765 UCN224214765 UCN 224214765UCN-224214765-U

Abstract

The utility model provides a combined valve for a hydraulic module and a buffer water tank, and belongs to the technical field of valve manufacturing. The valve solves the problems that the valve structure for the existing hydraulic module and the buffer water tank is not compact enough and the like. This hydraulic module, combination valve for buffer tank includes valve body, valve ball and valve rod, and the valve ball is located the valve body, and the inner wall of valve body has sealed in valve ball both sides and is annular sealing seat through the step support, and the inner and the valve ball circumference of valve rod link firmly, and the outer end of valve rod stretches out the valve body and is connected with the driving piece, and the integrative injection moulding of valve body, valve body have radial link one and link one of its inner chamber be connected with discharge valve, and the valve body has radial link two and link two of its inner chamber be connected with the relief valve with the superpressure medium exhaust, and the both ends of valve body all are equipped with joint structure. The utility model has the advantages of compact structure, convenient installation and the like.

Inventors

  • SU ZONGYAO
  • Lin Shuyou
  • WU RUNSHENG
  • FAN YUNFENG

Assignees

  • 浙江苏明阀门有限公司

Dates

Publication Date
20260508
Application Date
20250512

Claims (8)

  1. 1. The utility model provides a hydraulic module, combination valve for buffer tank, includes valve body (1), valve ball (2) and valve rod (3), valve ball (2) be located valve body (1), the inner wall of valve body (1) has sealed in valve ball (2) both sides and is annular sealing seat (4) through the step support, the inner and the valve ball (2) circumference of valve rod (3) link firmly, the outer end of valve rod (3) stretches out valve body (1) and is connected with the driving piece, a serial communication port, valve body (1) integrated into one piece, valve body (1) have connecting end one (5) and connecting end one (5) of radial intercommunication its inner chamber be connected with discharge valve (6), valve body (1) have connecting end two (7) and connecting end two (7) of radial connection its inner chamber be connected with the relief valve (8) of superpressure medium discharge, both ends of valve body (1) all be equipped with joint structure.
  2. 2. The combined valve for the hydraulic module and the buffer water tank according to claim 1, wherein the valve body (1) is provided with a connecting end III (9) which is radially communicated with an inner cavity of the valve body, and the connecting end III (9) is connected with a pressure gauge (10).
  3. 3. The combined valve for the hydraulic module and the buffer water tank according to claim 2, wherein the exhaust valve (6) and the pressure gauge (10) are respectively positioned at two sides of the valve rod (3), and the safety valve (8) is positioned below the valve body (1) and below the pressure gauge (10).
  4. 4. The combined valve for the hydraulic module and the buffer water tank according to claim 3, wherein the first connecting end (5) is internally embedded with the first internal thread insert (11), the connecting end of the exhaust valve (6) is in threaded connection with the first internal thread insert (11), the second connecting end (7) is internally embedded with the second internal thread insert (12), the connecting end of the safety valve (8) is in threaded connection with the second internal thread insert (12), the third connecting end (9) is internally embedded with the third internal thread insert (13), and the connecting end of the pressure gauge (10) is in threaded connection with the third internal thread insert (13).
  5. 5. The combined valve for the hydraulic module and the buffer water tank according to claim 1, 2, 3 or 4, wherein the joint structure comprises a PPR joint (14), a locking cap (15) and a sealing gasket (16), an outer threaded insert (17) is embedded outside the end part of the valve body (1), the sealing gasket (16) is positioned between the end part of the valve body (1) and the PPR joint (14), the locking cap (15) is in threaded connection with the outer threaded insert (17), the locking cap (15) is provided with a turned-over edge which is turned inwards, and the outer wall of the PPR joint (14) is provided with a retainer ring which radially protrudes outwards and is used for the turned-over edge to abut against.
  6. 6. The combined valve for a hydraulic module and a buffer water tank according to claim 5, wherein the safety valve (8) comprises a valve body (18), a discharge port (19) is arranged on the side part of the valve body (18), a valve seat (20) communicated with the discharge port (19) is arranged in the valve body (18), a valve cap (21) is connected to the lower end of the valve body (18) in a threaded manner, a diaphragm (22) is tightly pressed between the valve cap (21) and the valve body (18), the top of the diaphragm (22) is a convex sealing part (221), the diaphragm (22) is coated with a first spring seat (23), the valve cap (21) is connected with a second spring seat (24) through internal threads, a spring (25) is arranged between the first spring seat (23) and the second spring seat (24), a valve column (33) penetrates through the second spring seat (24), a convex ring (26) which is radially protruded outwards and is used for supporting the spring seat (23) is arranged at the outer wall of the first spring seat (23), a convex part (27) is provided with a convex part (28) which is radially abutted against the inner wall of the valve sleeve (27) and is provided with a convex part (28) which is connected with the inner nut (28) of the valve sleeve, a blocking cap (29) is embedded at the bottom of the valve sleeve (27), and the spring (25) provides elasticity to enable the sealing part (221) to keep sealing with the valve seat (20).
  7. 7. The combined valve for the hydraulic module and the buffer water tank according to claim 6, wherein the driving piece is a handle (30), a circle of radially inward convex rings (301) are arranged on the inner wall of the handle (30), the outer end of the valve rod (3) penetrates through the convex rings (301) and is in threaded connection with a nut (31), a gasket (32) which is circumferentially fixed is sleeved on the valve rod (3), and the gasket (32) is positioned below the convex rings (301) and is circumferentially fixed with the inner wall of the handle (30).
  8. 8. The combined valve for the hydraulic module and the buffer water tank according to claim 1, wherein the driving piece is an electric actuator, and the output end of the electric actuator is fixedly connected with the outer end of the valve rod (3).

Description

Combined valve for hydraulic module and buffer water tank Technical Field The utility model belongs to the technical field of valve manufacturing, and relates to a combined valve, in particular to a combined valve for a hydraulic module and a buffer water tank. Background In air energy systems, both the hydraulic module and the buffer tank are indispensable components. The hydraulic module is equipment integrating various hydraulic components, and comprises a water pump, a valve group, a filter and a constant-pressure water supplementing device, and has the characteristics of automatic adjustment, safety protection, energy conservation and environmental protection, and the buffer water tank mainly plays roles of stabilizing the water temperature of a system and reducing frequent starting of a host machine and has the characteristics of increasing water capacity, saving energy, reducing consumption and efficiently defrosting. At present, all need the ball valve to control flow in hydraulic module and the buffer water tank, the structure of current ball valve is single, consequently still need connect the relief valve on the pipeline in order to avoid pipeline and spare part to damage because of the superpressure, also need connect the discharge valve on the pipeline in order to exhaust, improve thermal efficiency and avoid spare part to damage because of gaseous, ball valve, relief valve and discharge valve disperse connection like this, the installation is inconvenient, space utilization is low, and each junction of pipeline is the leak source moreover, has increased leakage risk. Disclosure of Invention The utility model aims to solve the problems in the prior art and provides a combined valve for a hydraulic module and a buffer water tank, which has a compact structure and is convenient to install. The combined valve for the hydraulic module and the buffer water tank comprises a valve body, a valve ball and a valve rod, wherein the valve ball is positioned in the valve body, the inner wall of the valve body is supported with annular sealing seats which are sealed at two sides of the valve ball through steps, the inner end of the valve rod is fixedly connected with the periphery of the valve ball, the outer end of the valve rod extends out of the valve body and is connected with a driving piece. In the combined valve for the hydraulic module and the buffer water tank, the valve body is provided with a third connecting end which is radially communicated with the inner cavity of the valve body, and the third connecting end is connected with a pressure gauge. In the above combined valve for the hydraulic module and the buffer water tank, the exhaust valve and the pressure gauge are respectively positioned at two sides of the valve rod, and the safety valve is positioned below the valve body and below the pressure gauge. In the above-mentioned hydraulic module, the combination valve for the buffer water tank, the first connecting end is embedded with the first internal thread insert, the connecting end of the exhaust valve is connected with the first internal thread insert in a threaded manner, the second connecting end is embedded with the second internal thread insert in a threaded manner, the connecting end of the safety valve is connected with the second internal thread insert in a threaded manner, the third connecting end is embedded with the third internal thread insert in a threaded manner, and the connecting end of the pressure gauge is connected with the third internal thread insert in a threaded manner. In the above-mentioned hydraulic module, buffer water tank are with combination valve, the joint structure include PPR connects, locking cap, sealed pad, the tip of valve body outside inlay have outer screw insert, sealed pad be located between valve body tip and the PPR connects, locking cap and outer screw insert threaded connection, locking cap have the turn-ups of turning over inwards, the outer wall that PPR connects has radial evagination and supplies the turn-ups to support the retaining ring that leans on. In the above-mentioned hydraulic module, buffer water tank are with combination valve, the relief valve include the valve body, the lateral part of valve body has the discharge port and has the disk seat that communicates to the discharge port in the valve body, the lower extreme threaded connection of valve body have the valve cap, valve cap and valve body between compress tightly there is the diaphragm, the top of diaphragm is the sealing portion of evagination, the diaphragm cladding have the spring holder one, the valve cap have the spring holder two through internal thread connection, spring holder one and spring holder two be equipped with the spring between, a spool passes spring holder two, spring holder two sets up, the spool wear out the outer wall department of spring holder one and have radial evagination and supply spring holder one to contradict bulge loop, the lower extreme ov