CN203202286U - Electric ball valve - Google Patents
Electric ball valve Download PDFInfo
- Publication number
- CN203202286U CN203202286U CN 201320188999 CN201320188999U CN203202286U CN 203202286 U CN203202286 U CN 203202286U CN 201320188999 CN201320188999 CN 201320188999 CN 201320188999 U CN201320188999 U CN 201320188999U CN 203202286 U CN203202286 U CN 203202286U
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- valve
- connecting sleeve
- ball valve
- electric actuator
- electric
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- Expired - Lifetime
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Abstract
The utility model discloses an electric ball valve, and relates to a valve structure capable of being opened and closed under the control of an electric actuator. The electric ball valve mainly comprises a valve body, a valve cover, a valve seat, a ball valve element, a valve stem, a connecting sleeve, the electric actuator and the like. According to the electric ball valve, a common nut connecting structure between the valve body and the electric actuator in the conventional electric ball valve is eliminated, the connecting sleeve is additionally arranged between the valve body and the electric actuator instead, and a spline structure capable of more accurately realizing positioning is used for connecting the electric actuator with the upper end of the connecting sleeve, so that connection positioning is more facilitated; a clamping groove is also formed in the connecting sleeve, a positioning groove is also formed in the electric actuator, and a snap spring is embedded into the clamping groove and the positioning groove for fixation, so that the electric ball valve is accurate in positioning and convenient to assemble and disassemble; the lower end of the connecting sleeve is dually connected with the valve body through a positioning hole, a positioning pump and a screw, so that the electric ball valve is easy and reliable in connection; and the improved electric ball valve is longer in service life, a positioning structure is enhanced, and convenience for assembly and disassembly and the connection reliability can be effectively ensured.
Description
Technical field
The utility model relates to a kind of valve mechanism that opens and closes by electric actuator control, refers in particular to electric ball valve.
Background technique
At present, the development of Domestic Air-condition system and HVAC system is very rapid, be the indoor temperature adjusting system of new generation take central air-conditioner as representative from original monomer air-conditioning and radiator heating fast development, and along with the continuous quickening of urbanization process, also impel the fast development of electronic control class valve in air-conditioning system, and progressively changed people's Working Life mode.The brass electric ball valve is as the important component part of air-conditioning and HVAC coil pipe control system, and its market demand constantly enlarges, and is also more and more higher to the requirement of its performance reliability simultaneously.Traditional electric ball valve such as disclosed China Patent No. are 200720109816.3 " electric ball valve ", its structure is normally by valve body, valve gap, spheroid, valve seat, valve rod, the attaching nut, the formations such as electric actuator, and adopt valve body and attaching nut mutually to screw, and the mode that the projection on the valve body matches with groove on the electric actuator realizes locating, this just causes position structure to cooperate and has relatively high expectations, easily producing the gap between electric actuator and ball valve also slides, and the attaching nut in use also easily gets loose, and has greatly affected the reliability that product uses.
Summary of the invention
Technical problem to be solved in the utility model be to overcome the defective of prior art and provide a kind of and be located by connecting accurately and reliably, easy accessibility, cost of production are low, the electric ball valve of long service life, this electric ball valve has effectively guaranteed the convenience and the reliability that is connected of electric ball valve dismounting on the prerequisite of strengthening position structure.
Technical problem of the present utility model is achieved through the following technical solutions:
A kind of electric ball valve comprises valve body and the valve gap that is connected to valve end, is provided with valve seat and rotary seal in this valve body and is installed in the interior ball valve core of valve seat, is provided with the water port at ball valve core; Described valve body is provided with electric actuator outward, be provided with valve rod between this electric actuator and the ball valve core, these valve rod two ends are in transmission connection with electric actuator, ball valve core respectively, the valve rod rotary seal is arranged in the valve body, be provided with connecting sleeve between described electric actuator and the valve body, this connecting sleeve lower end is located by connecting on the valve body, and electric actuator is located by connecting on the connecting sleeve upper end.
The positioning connection structure of described connecting sleeve lower end and valve body is to be provided with positioning hole in the connecting sleeve lower end, and the corresponding convex that is equipped with described positioning hole that is provided with at valve body also is provided with screw and connects fixing between connecting sleeve and the valve body.
Described positioning hole is flat hole structure, and corresponding equipped convex is flat boss.
The positioning connection structure of described electric actuator and connecting sleeve upper end is to be provided with external splines in electric actuator, the corresponding internal spline that is equipped with described external splines that is provided with on connecting sleeve.
Described electric actuator outer surface is provided with locating slot, the connecting sleeve outer surface is provided with the draw-in groove corresponding with described locating slot position, the two ends of this draw-in groove are respectively equipped with the hole clipping that communicates with locating slot, in the described draw-in groove jump ring is installed, the dop at these jump ring two ends passes respectively hole clipping and is embedded in described locating slot.
Described connecting sleeve outer surface is provided with the vertical slot that passes draw-in groove.
Compared with prior art, the utility model has been cancelled nut connecting structure commonly used between valve body and the electric actuator, but between valve body and electric actuator, have additional connecting sleeve, and adopt the location more accurately spline structure realize being connected of electric actuator and connecting sleeve upper end, this can be conducive to connect more locates; Simultaneously, also be provided with draw-in groove at connecting sleeve, electric actuator arranges locating slot, then is embedded in draw-in groove and locating slot with jump ring to be fixed, not only accurate positioning, dismounting are also very convenient.The connecting sleeve lower end then with valve body between adopt positioning hole with convex, reach screw and carry out dual the connection, this is so that simple and reliable for structure, electric ball valve after the improvement can also effectively guarantee the convenience of dismounting and the reliability that is connected, longer service life on the prerequisite of strengthening position structure.
Description of drawings
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of connecting sleeve.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the plan view of Fig. 2.
Fig. 5 is the stereogram of Fig. 2.
Fig. 6 is the structural representation of jump ring.
Embodiment
The below will elaborate to the utility model embodiment by above-mentioned accompanying drawing again.
Such as Fig. 1 ~ shown in Figure 6,1. valve body, 11. convexes, 2. valve gap, 3. valve seat, 4. ball valve core, 41. water ports, 5. valve rod, 6. double sealing circle, 7. connecting sleeve, 71. screws, 72. hole clippings, 73. draw-in grooves, 74. vertical slots, 75. internal splines, 76. positioning holes, 8. jump ring, 81. dops, 9. electric actuator, 91. locating slots.
Electric ball valve, as shown in Figure 1, it relates to a kind of valve mechanism that is opened and closed by electric actuator control, and its structure mainly is to be made of valve body 1, valve gap 2, valve seat 3, ball valve core 4, valve rod 5, connecting sleeve 7 and electric actuator 9 etc.
Described valve body 1 is for having the two-way valve body of entrance point and outlet end, and the setting of inlet/outlet end is provided with the valve gap 2 of thread seal connection in the same horizontal line at a wherein end of valve body 1; Be provided with valve seat 3 and rotary seal in the described valve body 1 and be installed in ball valve core 4 in the valve seat, this ball valve core is provided with water port 41, and the rotation by ball valve core 4 drives the break-make of water port 41 in valve body 1, thereby has realized the keying of inlet/outlet end.
Described ball valve core 4 tops are provided with a vertically arranged valve rod 5, and this valve rod lower end is fitted in the square hole at ball valve core 4 tops by square shaft, are in transmission connection therefore formed between valve rod 5 and the ball valve core 4; Valve rod 5 upper ends are passed valve body 1 and are exposed, this exposed junction also is designed to square axle structure, the square shaft of valve rod 5 upper ends is fitted in the square hole of an electric actuator 9, is in transmission connection therefore also formed between valve rod 5 and the electric actuator 9, and is subjected to the driving of electric actuator and transmits open and close torque.Simultaneously, between valve rod 5 and valve body 1, also be provided with the motive sealing that double sealing circle 6 rotates to form valve rod 5.
Described connecting sleeve 7 is installed between valve body 1 and the electric actuator 9, this connecting sleeve such as Fig. 2 ~ shown in Figure 5, its lower end is provided with a positioning hole 76, the corresponding convex 11 that is equipped with described positioning hole that is provided with at valve body 1, positioning hole 76 adopts flat hole structure, corresponding 11 of convexes are flat boss, and this equipped structure location that both adopt is more simple, accurate.Simultaneously, between connecting sleeve 7 and valve body 1, fix by two screws 71 again, to form dual connection, so that connect more reliable; Described connecting sleeve 7 upper ends are provided with internal spline 75, corresponding electric actuator 9 is provided with the external splines that is equipped with described internal spline 75, and connect by angular positioning inside and outside spline accurate, easy to adjust between connecting sleeve 7 and the electric actuator 9, can prevent from the fit up gap occurring between electric actuator 9 and the connecting sleeve 7, affect the accuracy of transmission, also be provided with a circle locating slot 91 at the outer surface of electric actuator 9; Described connecting sleeve 7 outer surfaces are provided with a clamp bar slot 73, the two ends of this draw-in groove are designed with respectively hole clipping 72, electric actuator 9 and connecting sleeve 7 upper ends are equipped put in place after, locating slot 91 is just in time corresponding on the coincidence position with draw-in groove 73, and hole clipping 72 just in time communicates with locating slot 91, then in draw-in groove 73, be embedded with the jump ring 8 that is " C " type, this jump ring as shown in Figure 6, the dop 81 at its two ends passes respectively two hole clippings 72 and is embedded in locating slot 91, just so that the linkage structure that formation is difficult for getting loose between electric actuator 9 and the connecting sleeve 7, the Placement of this structure is simple to operate, connect reliable.
In order to make things convenient for the quick-detachment of jump ring 8, also can be provided with the vertical slot 74 that communicates with draw-in groove 73 at connecting sleeve 7 outer surfaces, only need stretch into by special tool and prize jump ring 8 in the vertical slot, can be fast with jump ring from draw-in groove 73 interior taking-ups, operating process is also very light, easy.
The utility model rotates by electric actuator 9 actuate valve stem 5, and then drive ball valve core 4 in valve seat 3 rotation and realize the keying of valve, owing to being located by connecting through connecting sleeve 7 between electric actuator 9 and the valve body 1, therefore so that electric actuator 9 is passed to the action of ball valve core 4 is more accurate, reliable, and the linkage structure between connecting sleeve 7 and valve body 1, the electric actuator 9 also very simply, dismounting is also very convenient.
Claims (6)
1. electric ball valve comprises valve body (1) and is connected to the valve gap (2) of valve end, is provided with valve seat (3) and rotary seal in this valve body (1) and is installed in ball valve core (4) in the valve seat, is provided with water port (41) at ball valve core; The outer electric actuator (9) that is provided with of described valve body (1), be provided with valve rod (5) between this electric actuator and the ball valve core (4), these valve rod two ends are in transmission connection with electric actuator (9), ball valve core (4) respectively, valve rod (5) rotary seal is arranged in the valve body (1), it is characterized in that being provided with connecting sleeve (7) between described electric actuator (9) and the valve body (1), this connecting sleeve lower end is located by connecting on the valve body (1), and electric actuator (9) is located by connecting on connecting sleeve (7) upper end.
2. a kind of electric ball valve according to claim 1, the positioning connection structure that it is characterized in that described connecting sleeve (7) lower end and valve body (1) is to be provided with positioning hole (76) in connecting sleeve (7) lower end, the corresponding convex (11) that is equipped with described positioning hole (76) that is provided with at valve body (1) also is provided with screw (71) between connecting sleeve (7) and the valve body (1) and connects fixing.
3. a kind of electric ball valve according to claim 2 is characterized in that described positioning hole (76) is flat hole structure, and corresponding equipped convex (11) is flat boss.
4. a kind of electric ball valve according to claim 1, it is characterized in that described electric actuator (9) and the positioning connection structure of connecting sleeve (7) upper end are to be provided with external splines in electric actuator (9), the corresponding internal spline (75) that is equipped with described external splines that on connecting sleeve (7), is provided with.
5. a kind of electric ball valve according to claim 1, it is characterized in that described electric actuator (9) outer surface is provided with locating slot (91), connecting sleeve (7) outer surface is provided with the draw-in groove (73) corresponding with described locating slot position, the two ends of this draw-in groove are respectively equipped with the hole clipping (72) that communicates with locating slot, jump ring (8) is installed in the described draw-in groove (73), and the dop at these jump ring two ends (81) passes respectively hole clipping (72) and is embedded in described locating slot (91).
6. each described a kind of electric ball valve is characterized in that described connecting sleeve (7) outer surface is provided with the vertical slot (74) that passes draw-in groove (73) according to claim 1 ~ 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320188999 CN203202286U (en) | 2013-04-16 | 2013-04-16 | Electric ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320188999 CN203202286U (en) | 2013-04-16 | 2013-04-16 | Electric ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203202286U true CN203202286U (en) | 2013-09-18 |
Family
ID=49146395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320188999 Expired - Lifetime CN203202286U (en) | 2013-04-16 | 2013-04-16 | Electric ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203202286U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351558A (en) * | 2014-08-18 | 2016-02-24 | 北京海林节能设备股份有限公司 | Self-reset electric ball valve and control method thereof |
| CN108799543A (en) * | 2018-08-28 | 2018-11-13 | 无锡科磊阀业有限公司 | A kind of fast installation support for ball valve actuator |
| CN111219492A (en) * | 2018-11-23 | 2020-06-02 | 盾安环境技术有限公司 | Electronic valve |
| CN113124191A (en) * | 2019-12-30 | 2021-07-16 | 浙江三花智能控制股份有限公司 | Electric valve, water heater and manual control method of electric valve |
-
2013
- 2013-04-16 CN CN 201320188999 patent/CN203202286U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351558A (en) * | 2014-08-18 | 2016-02-24 | 北京海林节能设备股份有限公司 | Self-reset electric ball valve and control method thereof |
| CN105351558B (en) * | 2014-08-18 | 2019-08-27 | 北京海林节能科技股份有限公司 | A kind of Self-resetting electrical ball valve and its control method |
| CN108799543A (en) * | 2018-08-28 | 2018-11-13 | 无锡科磊阀业有限公司 | A kind of fast installation support for ball valve actuator |
| CN108799543B (en) * | 2018-08-28 | 2024-06-04 | 科磊阀业(马鞍山)有限公司 | Quick mounting bracket for ball valve actuator |
| CN111219492A (en) * | 2018-11-23 | 2020-06-02 | 盾安环境技术有限公司 | Electronic valve |
| CN111219492B (en) * | 2018-11-23 | 2022-04-05 | 盾安环境技术有限公司 | Electronic valve |
| CN113124191A (en) * | 2019-12-30 | 2021-07-16 | 浙江三花智能控制股份有限公司 | Electric valve, water heater and manual control method of electric valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |