CN208107271U - A kind of Electric Actuator and the HVAC system with it - Google Patents
A kind of Electric Actuator and the HVAC system with it Download PDFInfo
- Publication number
- CN208107271U CN208107271U CN201820615951.3U CN201820615951U CN208107271U CN 208107271 U CN208107271 U CN 208107271U CN 201820615951 U CN201820615951 U CN 201820615951U CN 208107271 U CN208107271 U CN 208107271U
- Authority
- CN
- China
- Prior art keywords
- valve
- rod part
- shell
- electric actuator
- valve rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model discloses a kind of Electric Actuator and with its HVAC system, the Electric Actuator includes shell and the motor that the enclosure interior is arranged in and valve rod part, the shell is connect by interconnecting piece with valve, one end of the valve rod part passes through the interconnecting piece and enters the valve internal, under the driving of the motor, the valve rod part occurs relative to the valve port of the valve close to or far from movement, when the valve rod part is close to the valve port of the valve, then the aperture of the valve becomes smaller；When the valve port of the valve rod part far from the valve, then the aperture of the valve becomes larger.The Electric Actuator structure of the utility model is simple, long service life, and can be realized accurate temperature controlling.
Description
Technical field
The utility model relates to HVAC field, in particular to a kind of Electric Actuator and the HVAC system with it.
Background technique
In the prior art, have and water-heating system is controlled using electrical actuator, its working principle is that：Pass through temperature-sensitive member
The control structure part that expands with heat and contract with cold of part, carrys out the opening and closing of control valve, for open type electrical actuator, when connection work
After power supply, the temperature-sensing element of actuator will be heated, and after quiescent time, will uniformly execute closing process；Work as electricity
After source is interrupted, temperature-sensing element is gradually cooled down, and after quiescent time terminates, will uniformly execute opening procedure.The prior art is extremely
It has the following defects less：
1) most of the time of electrical actuator can be only in the state that standard-sized sheet can close entirely, so room temperature is always in mesh
Mark temperature nearby fluctuates back and forth, can not achieve accurate temperature controlling；
2) electrical actuator will repeatedly switch between opening and closing, have adverse effect on to the service life of valve.
Utility model content
In order to solve problems in the prior art, the utility model provides a kind of Electric Actuator and the HVAC system with it
System, the technical solution is as follows：
On the one hand, the utility model provides a kind of Electric Actuator, and including shell and the enclosure interior is arranged in
Motor and valve rod part, the shell are connect by interconnecting piece with valve, one end of the valve rod part across the interconnecting piece and into
Enter the valve internal, under the driving of the motor, the valve rod part occurs close or remote relative to the valve port of the valve
From movement, when the valve rod part is close to the valve port of the valve, then the aperture of the valve becomes smaller；When the valve rod part is far from institute
The valve port of valve is stated, then the aperture of the valve becomes larger.
Further, lead screw and nut, the output end of one end of the lead screw and the motor are additionally provided in the shell
The screw hole of connection, the lead screw and nut cooperates, and the valve rod part is located at the intracorporal one end of shell and is fixedly connected with the nut.
Further, the inner wall of the outer edge of the interconnecting piece and the shell, which seals, cooperates, the valve and the company
The side of the separate shell of socket part connects.
Further, the center of the interconnecting piece is equipped with the through-hole for moving up and down for the valve rod part.
Further, it is adapted into the end of the valve rod part of the valve internal with the valve port of the valve.
On the other hand, the utility model discloses a kind of HVAC systems, including at least one HVAC unit, each HVAC list
Member includes a flow pipe, a return pipe, a valve and Electric Actuator as described above.
Further, one end of the flow pipe is connect with the valve port of the valve, and the one of the other end and the return pipe
End connection.
Further, the flow pipe is arranged in heating area with S-shaped.
Further, the other end of the return pipe is connected to the return main outside heating area.
Further, the quantity of the HVAC unit is multiple.
Technical solution bring provided by the utility model has the beneficial effect that：
A. Electric Actuator may be at any aperture between standard-sized sheet and full pass, in the corresponding control temperature of a certain aperture
Degree, therefore can realize accurate temperature controlling；
B. after reaching target temperature, valve remains static, and without toggling, substantially prolongs the use of actuator
Service life.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of Electric Actuator provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of HVAC system provided by the embodiment of the utility model.
Wherein, appended drawing reference includes：1- motor, 2- lead screw, 3- nut, 4- valve rod part, 5- shell, 6- interconnecting piece, 7- valve
Door, 81- flow pipe, 82- return pipe, 83- return main, 9- Electric Actuator, 10- heating area.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model a part, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered
When the range for belonging to the utility model protection.
It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that in this way
The data used are interchangeable under appropriate circumstances, so that the embodiments of the present invention described herein can be in addition at this
In illustrate or description those of other than sequence implement.In addition, term " includes " and " having " and their any deformation, meaning
Figure be to cover it is non-exclusive include, for example, containing the process, method of a series of steps or units, device, product or equipment
Those of be not necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes,
The intrinsic other step or units of method, product or equipment.
In one embodiment of the utility model, a kind of Electric Actuator is provided, referring to Fig. 1, the electronic execution
Device includes shell 5 and the motor 1 being arranged in inside the shell 5, lead screw 2, nut 3 and valve rod part 4, one end of the lead screw 2
It is connect with the output end of the motor 1, the screw hole of the lead screw 2 and nut 3 cooperates, and the valve rod part 4 is located at one in shell 5
End is fixedly connected with the nut 3, and the shell 5 is connect by interconnecting piece 6 with valve 7, and one end of the valve rod part 4 passes through institute
It states interconnecting piece 6 and enters inside the valve 7, under the driving of the motor 1, the valve rod part 4 is relative to the valve 7
Valve port occurs close to or far from movement, and the valve port of end and the valve 7 into the valve rod part 4 inside the valve 7 is mutually fitted
Match, as shown, when the valve rod part 4 is close to the valve port of the valve 7, then the aperture of the valve 7, which becomes smaller, (for example passes through electricity
Machine rotates clockwise, and control aperture becomes smaller, i.e. A, B lead spacing become smaller in Fig. 2)；When the valve rod part 4 is far from the valve 7
Valve port, then the aperture of the valve 7, which becomes larger, (for example is rotated counterclockwise by motor, control aperture becomes larger, i.e. A, B draw in Fig. 2
Line spacing becomes larger).
In a preferred embodiment of the utility model, the outer edge of the interconnecting piece 6 and the inner wall of the shell 5 are close
Envelope cooperation, the valve 7 are connect with the side of the separate shell 5 of the interconnecting piece 6, and the center of the interconnecting piece 6, which is equipped with, to be used for
The through-hole moved up and down for the valve rod part 4.
In another embodiment of the utility model, a kind of HVAC system is provided, referring to fig. 2, the HVAC system
Including at least one HVAC unit (preferably several), each HVAC unit includes 81, return pipes 82, one of a flow pipe
A valve 7 and Electric Actuator 9 as described above.Wherein, one end of the flow pipe 81 is connect with the valve port of the valve 7,
The other end is connect with one end of the return pipe 82, the other end of the return pipe 82 and the return main outside heating area 10
83 are connected to, h in Fig. 2iTo send coolant-temperature gage, h into heating area 10oIt is excellent at one for the return water temperature for leaving heating area 10
It further include that a controller and two detect h respectively in the embodiment of choosingiAnd hoTemperature sensor, the temperature sensor and control
The input terminal of device processed connects, and the output end of the controller is connected to motor, and the controller is by receiving two temperature sensing
The temperature results of device detection realize control to rotating forward, the reversion of motor, to achieve the purpose that control heating power, such as：Detection
To hiAnd hoTemperature difference be lower than first threshold, illustrate that heating demands can reduce, then by control motor rotation control actuator
Aperture become smaller；When detecting hiAnd hoTemperature difference be higher than second threshold, illustrate that current heating power is not able to satisfy practical need
(the lower water-cooled caused in flow pipe and return pipe of Current Temperatures is fast) is asked, then passes through control motor rotation control actuator
Aperture becomes larger.
In an enforceable preferred embodiment, the flow pipe 81 of multiple HVAC units is being supplied with S-shaped laid out in parallel
In warm region 10.
The Electric Actuator structure of the utility model is simple, long service life, and can be realized accurate temperature controlling.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of Electric Actuator, which is characterized in that including shell (5) and setting in the internal motor (1) of the shell (5) and
Valve rod part (4), the shell (5) are connect by interconnecting piece (6) with valve (7), and one end of the valve rod part (4) passes through the company
Socket part (6) and enter that the valve (7) are internal, and under the driving of the motor (1), the valve rod part (4) is relative to the valve
The valve port of door (7) occurs close to or far from movement, when the valve rod part (4) is close to the valve port of the valve (7), then the valve
(7) aperture becomes smaller；When valve port of the valve rod part (4) far from the valve (7), then the aperture of the valve (7) becomes larger.
2. Electric Actuator according to claim 1, which is characterized in that be additionally provided with lead screw (2) and spiral shell in the shell (5)
Female (3), one end of the lead screw (2) are connect with the output end of the motor (1), and the lead screw (2) and the screw hole of nut (3) are matched
It closes, the valve rod part (4) is located at one end in shell (5) and is fixedly connected with the nut (3).
3. Electric Actuator according to claim 1, which is characterized in that the outer edge and the shell of the interconnecting piece (6)
The inner wall of body (5) seals cooperation, and the valve (7) connect with the side of the separate shell (5) of the interconnecting piece (6).
4. Electric Actuator according to claim 3, which is characterized in that the center of the interconnecting piece (6) is equipped with for supplying
The through-hole that the valve rod part (4) moves up and down.
5. Electric Actuator according to claim 1, which is characterized in that enter the valve (7) internal valve rod part (4)
End be adapted with the valve port of the valve (7).
6. a kind of HVAC system, which is characterized in that including at least one HVAC unit, each HVAC unit includes a flow pipe
(81), a return pipe (82), a valve (7) and the Electric Actuator (9) as described in any one of claim 1-5.
7. HVAC system according to claim 6, which is characterized in that one end of the flow pipe (81) and the valve
(7) valve port connection, the other end are connect with the one end of the return pipe (82).
8. HVAC system according to claim 7, which is characterized in that the flow pipe (81) is arranged in heating area with S-shaped
In domain (10).
9. HVAC system according to claim 8, which is characterized in that the other end and heating area of the return pipe (82)
(10) external return main (83) connection.
10. the HVAC system according to any one of claim 6-9, which is characterized in that the quantity of the HVAC unit
It is multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820615951.3U CN208107271U (en) | 2018-04-27 | 2018-04-27 | A kind of Electric Actuator and the HVAC system with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820615951.3U CN208107271U (en) | 2018-04-27 | 2018-04-27 | A kind of Electric Actuator and the HVAC system with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208107271U true CN208107271U (en) | 2018-11-16 |
Family
ID=64117418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820615951.3U Active CN208107271U (en) | 2018-04-27 | 2018-04-27 | A kind of Electric Actuator and the HVAC system with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208107271U (en) |
-
2018
- 2018-04-27 CN CN201820615951.3U patent/CN208107271U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2018086537A1 (en) | Cell incubator and operating method thereof | |
| CN104390424A (en) | Refrigerator and method for controlling electric damper of refrigerator | |
| CN108844182A (en) | A kind of Defrost method and dehumidifier of dehumidifier | |
| CN104267762A (en) | Semiconductor chilling plate control device and surveillance camera | |
| CN104596022B (en) | A kind of control method of air conditioner auxiliary electrical heater | |
| CN103860017A (en) | Coffee machine with function of detecting environment temperature | |
| CN208107271U (en) | A kind of Electric Actuator and the HVAC system with it | |
| CN102768552A (en) | Transformer substation indoor environmental monitoring regulating system | |
| CN103197705B (en) | Intelligent temperature control power distribution cabinet | |
| CN203858523U (en) | Precision instrument with temperature control device | |
| CN104503503A (en) | Temperature controller service life detection recorder and detection method thereof | |
| CN204760805U (en) | Constant temperature switch board | |
| CN203106794U (en) | Coffee machine with environment temperature detection function | |
| CN203704246U (en) | Touch type air conditioner temperature controller | |
| CN214479595U (en) | Constant-temperature depth current limiting device | |
| CN202995506U (en) | Mould-heating control system | |
| CN206146221U (en) | But annealing stove of temperature in real -time detection furnace body | |
| CN203720675U (en) | Memory-alloy-based transformer cooling device | |
| CN205304043U (en) | Switch board suitable for high temperature environment | |
| CN207661995U (en) | The temperature protector and water heater of more temperature-sensing probes | |
| CN202228781U (en) | Temperature control faucet | |
| CN202421920U (en) | Automatic multipoint temperature controller | |
| CN104112988A (en) | Medium-frequency power cabinet | |
| CN207850119U (en) | A kind of cooling tower | |
| CN205103684U (en) | Ability automatic temperature control's marine control box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |