CN211117679U

CN211117679U - Full-balance electric temperature control integrated valve

Info

Publication number: CN211117679U
Application number: CN201921828122.4U
Authority: CN
Inventors: 杨涤
Original assignee: Jinan Gongda Jieneng Technology Development Co ltd
Current assignee: Jinan Gongda Jieneng Technology Development Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-07-28
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a full-balance electric temperature control integrated valve, which comprises a balance valve body, a pressure measuring joint, a diaphragm, a small washer, a fastening nut, a shaft sleeve, a sealing box, a valve rod, an O-shaped sealing ring, a single-lug lock washer, a balance valve spring seat, a lock sleeve, a pressing plate, a hexagon head bolt, a pressure bell jar, a hexagon nut, an outer compression spring, an inner compression spring, an elastic retainer ring for holes, an outer O-shaped sealing ring, an outer cylinder sleeve, a pressure regulating cylinder sleeve, a steel wire retainer ring for shafts, a valve core, a spring washer, a hexagon flat nut and an exhaust plug, and the utility model discloses a full-balance electric temperature control integrated valve can stably control the pressure difference at two ends, accurately regulate the system flow, has high flow precision, has an error of +/-3 percent, is compact in structure, convenient to install and preserve heat; the pressure difference control component is more compact and reasonable, the strain degree of pressure difference change is effectively improved by the butterfly diaphragm, the range of pressure difference control is effectively expanded by the inner compression spring and the outer compression spring, and the flow stability can be ensured in the pressure difference atmosphere of 30 Kpa-40 Kpa.

Description

Full-balance electric temperature control integrated valve

Technical Field

The utility model relates to a temperature control valve equipment technical field specifically is an integrative valve of electronic temperature control of full balance.

Background

The regulating valve is a key component for solving water conservancy imbalance on the transmission and distribution side, the balance valve is reasonably arranged on the system, the hydraulic balance of the system can be effectively solved, the hydraulic imbalance is divided into static hydraulic imbalance and dynamic hydraulic imbalance, and the static hydraulic imbalance refers to the fact that the ratio of the characteristic resistance number of the system pipeline caused by design, construction, equipment materials and the like is inconsistent with the ratio of the characteristic resistance number of the system pipeline required by design, so that the actual flow of each household of the system is inconsistent with the flow required by the design, and the caused hydraulic imbalance is called as static hydraulic imbalance. The static hydraulic imbalance is steady-state, fundamental, inherent in the system and an important factor of the hydraulic imbalance in the heating, ventilation and air-conditioning water system. Products for solving static hydraulic imbalance: a static balancing valve. The dynamic hydraulic imbalance refers to the hydraulic imbalance caused by the fact that when water flow changes due to the change of the opening degree of certain valves in the actual operation process of a system, the pressure of the system fluctuates, the flow of other users also changes, and the flow deviates from the flow required by the system. Dynamic hydraulic disturbances are dynamic, changing, not inherent to the system itself, and are generated during the operation of the system. The product for solving dynamic hydraulic disorder: dynamic flow balance valve, pressure difference controller, dynamic balance electrical control valve.

The integrative valve of balanced electronic temperature control combines static balance valve, the trinity governing valve as an organic whole of electrical control valve pressure differential balance valve, and its advantage is: the pressure difference at two ends can be stably controlled, the flow of the system can be accurately regulated, the flow precision is high, the error is 3 percent, the structure is compact, the installation and the heat preservation are convenient, and the installation space can be saved.

However, the existing fully-balanced electric temperature control integrated valve has high precision requirements on the processing of parts, complex processing technology and high die cost (such as a stamping die of a valve core), so the manufacturing cost is high, a static balance device and a pressure difference control part are all arranged externally and are respectively arranged at the upper end and the lower end of the electric temperature control valve, the height size of the valve is overlarge, a large installation space is needed, and the heat preservation treatment is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integrative valve of electronic control by temperature change of full balance to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a full-balance electric temperature control integrated valve comprises a balance valve body, a pressure measuring joint, a diaphragm, a small washer, a fastening nut, a shaft sleeve, a sealing box, a valve rod, an O-shaped sealing ring, a single lug locking washer, a balance valve spring seat, a lock sleeve, a pressing plate, a hexagon head bolt, a pressure bell jar, a hexagon nut, an outer compression spring, an inner compression spring, a hole elastic check ring, an outer O-shaped sealing ring, an outer cylinder sleeve, a pressure regulating cylinder sleeve, a shaft steel wire check ring, a valve core, a spring washer, a hexagon flat nut and an exhaust plug, wherein the valve core is arranged inside the valve body, the center of the valve core is connected with the valve rod, the lower side of the valve rod is matched with the hexagon flat nut through the spring washer to connect the valve rod with the valve core, the upper side of the valve core is connected with the pressure regulating cylinder sleeve, the outer side of the pressure regulating cylinder sleeve is provided with an outer cylinder sleeve, outer O type sealing washer upside is connected porose circlip, the valve rod outside is provided with interior compression spring and outer compression spring, outer compression spring upside is connected with the balanced valve spring holder, balanced valve spring holder upside is provided with the lock sleeve, the lock sleeve upside is provided with monaural lock washer, monaural lock washer upside is provided with the clamp plate, the clamp plate outside is connected with the diaphragm, the diaphragm upside is connected with O type sealing washer, O type sealing washer upside is provided with the axle sleeve, the axle sleeve outside is provided with fastening nut, the valve rod top is connected with sealed letter, the diaphragm left side is provided with the pressure measurement and connects, and the right side is provided with the hex head bolt, pressure bell jar and hex nut, the valve body outside is connected with the air release plug.

Preferably, a small washer is arranged between the shaft sleeve and the fastening nut.

Preferably, the diaphragm adopts a butterfly diaphragm structure, and the pressure-bearing area of the diaphragm is larger than the nominal drift diameter of the valve body.

Preferably, the valve body is divided into an upper part and a lower part which are both sealed spaces.

Preferably, a control device is arranged on the upper side of the valve body, and the control device can be an electric actuator or an electrothermal actuator.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a full-balance electric temperature control integrated valve can stable control both ends pressure differential, accurate governing system flow, and the flow precision is high, and the error is 3%, compact structure, and installation, heat preservation are convenient, can practice thrift the installation space; the design of the pressure difference control component is more compact and reasonable, the design of the butterfly diaphragm effectively improves the strain degree of pressure difference change, the design of the inner compression spring and the outer compression spring effectively expands the range of pressure difference control, the flow can be ensured to be stable in the pressure difference atmosphere of 30 Kpa-40 Kpa, and the main part moulds used by the pressure difference control component are all independently researched products, so that the domestic market is met.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

in the figure: 1-balance valve body, 2-pressure measuring joint, 3-diaphragm, 4-small washer, 5-fastening nut, 6-shaft sleeve, 7-sealing box, 8-valve rod, 9-O-shaped sealing ring, 10-monaural stop washer, 11-balance valve spring seat, 12-lock sleeve, 13-pressure plate, 14-hexagon head bolt, 15-pressure bell jar, 16-hexagon nut, 17-outer compression spring, 18-inner compression spring, 19-hole elastic retainer ring, 20-outer O-shaped sealing ring, 21-outer cylinder sleeve, 22-pressure regulating cylinder sleeve, 23-shaft steel wire retainer ring, 24-valve core, 25-spring washer, 26-hexagon flat nut and 27-exhaust plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a full-balance electric temperature control integrated valve comprises a balance valve body 1, a pressure measuring joint 2, a diaphragm 3, a small washer 4, a fastening nut 5, a shaft sleeve 6, a sealing box 7, a valve rod 8, an O-shaped sealing ring 9, a single lug stop washer 10, a balance valve spring seat 11, a lock sleeve 12, a pressure plate 13, a hexagon head bolt 14, a pressure bell jar 15, a hexagon nut 16, an external compression spring 17, an internal compression spring 18, a hole elastic retainer ring 19, an external O-shaped sealing ring 20, an external cylinder sleeve 21, a pressure regulating cylinder sleeve 22, a shaft steel wire retainer ring 23, a valve core 24, a spring washer 25, a hexagon flat nut 26 and an exhaust plug 27, wherein a valve core 24 is arranged inside the valve body 1, the center of the valve core 24 is connected with the valve rod 8, the lower side of the valve rod 8 is matched with the hexagon flat nut 26 through the spring washer 25 to connect the valve rod 8 with the valve core 24, the upper side of, an outer cylinder sleeve 21 is arranged on the outer side of the pressure regulating cylinder sleeve 22, a steel wire retaining ring 23 for a shaft is arranged at the center of the pressure regulating cylinder sleeve 22, an outer O-shaped sealing ring 20 is connected to the outer side of the outer cylinder sleeve 21, a hole elastic retaining ring 19 is connected to the upper side of the outer O-shaped sealing ring 20, an inner compression spring 18 and an outer compression spring 17 are arranged on the outer side of the valve rod 8, a balance valve spring seat 11 is connected to the upper side of the outer compression spring 17, a lock sleeve 12 is arranged on the upper side of the balance valve spring seat 11, a single-lug locking washer 10 is arranged on the upper side of the lock sleeve 12, a pressing plate 13 is arranged on the upper side of the single-lug locking washer 10, a diaphragm 3 is connected to the outer side of the pressing plate 13, an O-shaped sealing ring 9 is connected to the upper side of, the diaphragm 3 left side is provided with pressure measurement joint 2, and the right side is provided with hexagon head bolt 14, pressure bell jar 15 and hexagon nut 16, the valve body 1 outside is connected with core vent 27, be provided with the small circle between axle sleeve 6 and the fastening nut 5, diaphragm 3 adopts butterfly diaphragm structure, and the pressure-bearing area of diaphragm 3 is greater than the nominal latus rectum of valve body 1, valve body 1 divide into two parts from top to bottom, all is seal space, 1 upside of valve body is provided with controlling means, and controlling means can be electric actuator also can be electric heat executor.

The working principle is as follows: the utility model discloses a full-balance electric temperature control integrated valve can stable control both ends pressure differential, accurate governing system flow, and the flow precision is high, and the error is 3%, compact structure, and installation, heat preservation are convenient, can practice thrift the installation space; the design of the pressure difference control part is more compact and reasonable, the strain degree of pressure difference change is effectively improved by the design of the diaphragm 3 as a butterfly diaphragm, the range of pressure difference control is effectively expanded by the design of the inner compression spring 18 and the outer compression spring 17, and the stability of flow can be ensured in the pressure difference atmosphere of 30 Kpa-40 Kpa.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an integrative valve of electronic control by temperature change of full balance, including balanced valve body (1), pressure measurement joint (2), diaphragm (3), little packing ring (4), fastening nut (5), axle sleeve (6), sealing box (7), valve rod (8), O type sealing washer (9), monaural lock washer (10), balanced valve spring seat (11), lock sleeve (12), clamp plate (13), hexagon head bolt (14), pressure bell jar (15), hexagon nut (16), outer compression spring (17), interior compression spring (18), circlip (19) are used in the hole, outer O type sealing washer (20), outer cylinder liner (21), pressure regulating cylinder liner (22), wire retaining ring (23) for the axle, case (24), spring washer (25), hexagon flat nut (26) and exhaust plug (27), its characterized in that: the valve is characterized in that a valve core (24) is arranged inside the valve body (1), the center of the valve core (24) is connected with a valve rod (8), the lower side of the valve rod (8) is matched with a hexagonal flat nut (26) through a spring washer (25) to connect the valve rod (8) with the valve core (24), the upper side of the valve core (24) is connected with a pressure regulating cylinder sleeve (22), the outer side of the pressure regulating cylinder sleeve (22) is provided with an outer cylinder sleeve (21), the center of the pressure regulating cylinder sleeve (22) is provided with a shaft steel wire baffle ring (23), the outer side of the outer cylinder sleeve (21) is connected with an outer O-shaped sealing ring (20), the upper side of the outer O-shaped sealing ring (20) is connected with a porous elastic check ring (19), the outer side of the valve rod (8) is provided with an inner compression spring (18) and an outer compression spring (17), the upper side of the outer compression spring (17, lock sleeve (12) upside is provided with monaural lock washer (10), monaural lock washer (10) upside is provided with clamp plate (13), clamp plate (13) outside is connected with diaphragm (3), diaphragm (3) upside is connected with O type sealing washer (9), O type sealing washer (9) upside is provided with axle sleeve (6), axle sleeve (6) outside is provided with fastening nut (5), valve rod (8) top is connected with sealed letter (7), diaphragm (3) left side is provided with pressure measurement joint (2), and the right side is provided with hexagon head bolt (14), pressure bell jar (15) and hexagon nut (16), valve body (1) outside is connected with air release plug (27).

2. The fully balanced electric temperature control integrated valve according to claim 1, characterized in that: and a small gasket is arranged between the shaft sleeve (6) and the fastening nut (5).

3. The fully balanced electric temperature control integrated valve according to claim 1, characterized in that: the diaphragm (3) is of a butterfly diaphragm structure, and the pressure-bearing area of the diaphragm (3) is larger than the nominal diameter of the valve body (1).

4. The fully balanced electric temperature control integrated valve according to claim 1, characterized in that: the valve body (1) is divided into an upper part and a lower part which are both sealed spaces.

5. The fully balanced electric temperature control integrated valve according to claim 1, characterized in that: the upper side of the valve body (1) is provided with a control device which is an electric actuator or an electric heating actuator.