CN112377631A - Manual-automatic integrated throttling device and air conditioning unit - Google Patents
Manual-automatic integrated throttling device and air conditioning unit Download PDFInfo
- Publication number
- CN112377631A CN112377631A CN202011246490.5A CN202011246490A CN112377631A CN 112377631 A CN112377631 A CN 112377631A CN 202011246490 A CN202011246490 A CN 202011246490A CN 112377631 A CN112377631 A CN 112377631A
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- automatic
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- valve plate
- valve body
- valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0281—Guillotine or blade-type valves, e.g. no passage through the valve member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The invention provides a manual-automatic integrated throttling device and an air conditioning unit, relates to the technical field of throttling devices, and provides a combined throttling device which has dual functions of automatic adjustment and manual adjustment. The throttling device comprises a valve body, an automatic adjusting structure and a manual adjusting structure, wherein a fluid passage is formed on the valve body, the automatic adjusting structure and the manual adjusting structure are respectively arranged on the valve body along the extending direction of the fluid passage, and the throttling area of the fluid passage can be adjusted by adjusting the automatic adjusting structure or the manual adjusting structure independently. The invention can replace the parallel pipeline arrangement of the electronic expansion valve and the thermostatic expansion valve, so that the pipeline is simple.
Description
Technical Field
The invention relates to the technical field of throttling devices, in particular to a manual and automatic integrated throttling device and an air conditioning unit.
Background
The throttling device is a core device of air conditioning equipment, electronic expansion valves, thermal expansion valves, capillary tubes, throttling orifice plates and the like are commonly used in the industry at present, and the throttling effect of each device is good or bad.
The marine air-conditioning water chilling unit needs to have automatic and manual control modes, the automatic control mode is full-automatic operation, and the control principle is consistent with that of the existing air-conditioning water chilling unit for the building. The special manual control mode is a purely mechanical control method, and the normal operation of the water chilling unit can be ensured by separating from the master control system, so that the emergency use requirement in special situations is met.
Under two different control modes, the throttling mechanism respectively selects an electronic expansion valve and a thermal expansion valve, wherein the electronic expansion valve belongs to electric regulation, the thermal expansion valve is manual regulation, and the product pipeline throttling devices are arranged in parallel. So that the following disadvantages exist: the device is multiple, two throttling devices and two stop valves; the pipeline is complex, the number of welding spots is large, and leakage is easy to occur; the device is damaged and needs to be replaced as a whole.
Disclosure of Invention
The invention aims to provide a manual-automatic integrated throttling device and an air conditioning unit, and provides a combined throttling device which has dual functions of automatic adjustment and manual adjustment. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a manual-automatic integrated throttling device which comprises a valve body, an automatic adjusting structure and a manual adjusting structure, wherein a fluid passage is formed in the valve body, the automatic adjusting structure and the manual adjusting structure are respectively arranged on the valve body along the extending direction of the fluid passage, and the throttling area of the fluid passage can be adjusted when the automatic adjusting structure is independently adjusted or the manual adjusting structure is independently adjusted.
Further, the automatic regulating structure comprises an automatic valve plate, the automatic valve plate is arranged in the valve body, and the size of the cross-sectional area of the liquid flow channel blocked by the automatic valve plate can be changed when the position of the automatic valve plate in the valve body is changed.
Furthermore, the automatic valve plate is provided with a through-flow slot hole, and fluid flowing from the liquid inlet of the valve body can flow to the liquid outlet of the valve body through the through-flow slot hole.
Furthermore, the cross section width of the through-flow slot hole is gradually reduced along a specific moving direction of the automatic valve plate in the valve body.
Furthermore, the through-flow slotted hole is V-shaped.
Further, the automatic valve plate is vertically arranged in the valve body, and when the automatic adjusting structure is out of control, the automatic valve plate is located at a position where the cross-sectional area of the liquid flow channel is blocked to be minimum.
Further, the automatic regulating structure comprises a driving motor and a transmission mechanism, the driving motor is connected with the automatic valve plate through the transmission mechanism, and the automatic valve plate can move in the valve body through the driving motor and the transmission mechanism along the direction perpendicular to the liquid flowing channel.
Further, drive mechanism is the gear drive structure, drive mechanism includes gear train and bar tooth, be formed with on the automatic valve plate the bar tooth, the bar tooth with corresponding gear meshes mutually in the gear train.
Furthermore, the number of the driving motors is one; or the number of the driving motors is two, the two driving motors are respectively arranged on two sides of the automatic valve plate, and each driving motor is respectively connected with the automatic valve plate through the corresponding transmission mechanism.
Further, the bottom of valve body is formed with the disk seat, the top is formed with the valve cap, be formed with automatic valve plate in the valve body and place the chamber, the both ends that the chamber was placed to automatic valve plate extend to respectively the disk seat and the valve cap, it is spacing that the chamber was placed to automatic valve plate edge perpendicular to the direction of flowing liquid passageway removes.
Furthermore, the manual adjusting structure comprises an adjusting screw and a manual valve plate, the manual valve plate is located in the valve body, the adjusting screw is inserted into the valve body and connected with the manual valve plate, and when the adjusting screw is rotated, the manual valve plate can move in the direction of screwing in or screwing out the adjusting screw under the limit of the valve body so as to adjust the throttling area.
Furthermore, the number of the manual adjusting structures is one; or the number of the manual adjusting structures is two, and the two manual adjusting structures are respectively positioned on two sides of the automatic adjusting structure.
An air conditioning unit comprises the manual and automatic integrated throttling device.
The invention provides a manual-automatic integrated throttling device, which comprises an automatic adjusting structure and a manual adjusting structure, wherein when the automatic adjusting structure is required to adjust the throttling area, the manual adjusting structure can be used for adjusting the blocking of the cross section area of a fluid passage 11 to the minimum; when the throttling area is required to be adjusted by the manual adjusting structure, the blocking of the automatic adjusting structure to the cross-sectional area of the fluid channel 11 can be adjusted to the minimum, the throttling area can be adjusted by the automatic adjusting structure and the manual adjusting structure, and the parallel pipeline arrangement of the electronic expansion valve and the thermostatic expansion valve can be replaced in the water chilling unit, so that the pipeline is simple and convenient to maintain.
The preferred technical scheme of the invention can at least produce the following technical effects:
when the automatic regulating structure is out of control, the automatic valve plate is located at the position where the cross-sectional area of the liquid flow channel is the minimum, and the throttling area can be regulated through the manual regulating structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a manual-automatic integrated throttling device provided by an embodiment of the invention;
FIG. 2 is a schematic cross-sectional view of a manual-automatic integrated throttle device provided by an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an automatic adjustment structure provided by an embodiment of the present invention;
FIG. 4 is another schematic sectional view of a manual-automatic integrated throttle device provided by an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an automatic valve plate provided by an embodiment of the invention.
Figure 1-valve body; 11-a fluid channel; 12-a valve seat; 13-valve cap; 2-automatic valve plate; 21-through-flow slot holes; 3-driving a motor; 4-a transmission mechanism; 41-bar teeth; 5-adjusting the screw rod; 6-a manual valve plate; 7-terminal.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-5, the invention provides a manual-automatic integrated throttling device, which comprises a valve body 1, an automatic adjusting structure and a manual adjusting structure, wherein a fluid passage 11 is formed on the valve body 1, the automatic adjusting structure and the manual adjusting structure are respectively arranged on the valve body 1 along the extending direction of the fluid passage 11, and the adjustment of the throttling area of the fluid passage 11 can be realized by independently adjusting the automatic adjusting structure or the manual adjusting structure. When the throttling area of the automatic adjusting structure is required to be adjusted, the blocking of the cross-sectional area of the fluid channel 11 by the manual adjusting structure can be adjusted to be minimum; when the manual adjustment structure is required for the adjustment of the throttle area, the obstruction of the cross-sectional area of the fluid passage 11 by the automatic adjustment structure can be adjusted to the minimum. And an automatic adjusting structure and a manual adjusting structure can be adopted simultaneously to adjust the throttling area. The invention provides a combined throttling device which has dual functions of automatic adjustment and manual adjustment, and can replace the arrangement of parallel pipelines of an electronic expansion valve and a thermal expansion valve in a water chilling unit, so that the pipelines are simple, the maintenance is convenient, and the like.
As an optional implementation mode of the embodiment of the invention, the automatic adjusting structure comprises an automatic valve plate 2, the automatic valve plate 2 is arranged in the valve body 1, and the size of the cross-sectional area of the liquid flow channel 11 blocked by the automatic valve plate 2 can be changed when the position of the automatic valve plate 2 in the valve body 1 is changed. Specifically, the automatic valve plate 2 is provided with a through-flow slot 21, and the fluid flowing from the liquid inlet of the valve body 1 can flow to the liquid outlet of the valve body 1 through the through-flow slot 21. Referring to fig. 1 and 4, the relationship between the automatic valve plate 2 and the fluid channel 11 is shown, the fluid flowing into the valve body 1 flows out of the valve body 1 through the through-flow slot 21, and the adjustment of the throttle area of the valve body 1 by the automatic adjusting structure is realized by adjusting the position of the automatic valve plate 2 in the valve body 1.
As an alternative embodiment of the present invention, the specific shape of the through-flow slot 21 on the automatic valve plate 2 may be as follows: the cross-sectional width of the through-flow slot 21 tends to decrease gradually along a specific moving direction of the automatic valve plate 2 in the valve body 1. Referring to fig. 5, the through-flow slot holes 21 may be V-shaped holes, and of course, the shape of the through-flow slot holes 21 is not limited to V-shape, and may be other shapes. When the automatic valve plate 2 moves in the valve body 1, the size of the cross-sectional area of the flow channel 11 blocked by the automatic valve plate 2 is changed.
As an alternative embodiment of the present invention, referring to fig. 1, the automatic valve plate 2 is vertically disposed in the valve body 1, and when the automatic adjusting structure is out of control, the automatic valve plate 2 is in a position where the cross-sectional area of the blocking flow passage 11 is the smallest. When the automatic regulating structure is out of control, the throttling area can be regulated through the manual regulating structure, and when the automatic regulating structure is out of control, the automatic valve plate 2 is preferably positioned at the position where the section area of the liquid flow channel 11 is the minimum, so that the influence of the automatic valve plate 2 on the manual regulating structure is avoided.
As an optional implementation manner of the embodiment of the present invention, the automatic adjusting structure includes a driving motor 3 and a transmission mechanism 4, the driving motor 3 is connected with the automatic valve plate 2 through the transmission mechanism 4, and the automatic valve plate 2 is movable in the valve body 1 in a direction perpendicular to the fluid passage 11 through the driving motor 3 and the transmission mechanism 4. The transmission mechanism 4 is preferably a gear transmission structure, referring to fig. 1 and fig. 2, which schematically show the driving motor 3 and the transmission mechanism 4, the driving motor 3 is started, and the transmission mechanism 4 drives the automatic valve plate 2 to move up and down, so as to change the position of the automatic valve plate 2 in the valve body 1, and realize the adjustment of the throttle area. The driving motor 4 is an asynchronous motor, the driving motor 4 can be connected with a main controller through a wiring terminal 7, and the main controller adjusts the rotating speed and the stroke of the driving motor 3 through a preset control program to realize the up-down position adjustment of the automatic valve plate 2, so that the purpose of automatic capacity adjustment is realized. In addition, when the driving motor 3 is out of control, the automatic valve plate 2 moves to the bottom end in the valve body 1 under the action of gravity, and at the moment, the automatic valve plate 2 is at the position where the cross-sectional area of the liquid flow blocking channel 11 is the smallest.
The specific structure of the transmission mechanism 4 may be as follows: the transmission mechanism 4 comprises a gear set and bar teeth 41, the bar teeth 41 are formed on the automatic valve plate 2, and the bar teeth 41 are meshed with corresponding gears in the gear set. Referring to fig. 3, the gear set includes a first gear 42, a second gear 43 and a third gear 44, the driving motor 3 is supported inside the valve body 1, the output shaft of the driving motor 3 is connected with the first gear 42, the second gear 43 is meshed with the first gear 42, the third gear 44 and the second gear 43 are coaxially arranged, the second gear 43 rotates to drive the third gear 44 to rotate, and the third gear 44 is meshed with the strip-shaped teeth 41. In addition, the rotating shaft of each gear needs to be rotatably supported on the valve body 1. Referring to fig. 5, the rack teeth 41 on the automatic valve plate 2 are illustrated.
As an optional implementation manner of the embodiment of the present invention, the number of the driving motors 3 is one; or, the number of the driving motors 3 is two, the two driving motors 3 are respectively arranged at two sides of the automatic valve plate 2, and each driving motor 3 is respectively connected with the automatic valve plate 2 through the corresponding transmission mechanism 4. Referring to fig. 2, it is shown that the two sides of the automatic valve plate 2 are both provided with the driving motors 3, the automatic valve plate 2 is also provided with two strip-shaped teeth 41, and the two driving motors 3 are respectively connected with the automatic valve plate 2 through the corresponding transmission mechanisms 4, so as to be beneficial to the stable movement of the automatic valve plate 2.
As an optional implementation manner of the embodiment of the present invention, a valve seat 12 is formed at the bottom of the valve body 1, a valve cap 13 is formed at the top of the valve body 1, an automatic valve plate placing cavity is formed in the valve body 1, two ends of the automatic valve plate placing cavity respectively extend to the valve seat 12 and the valve cap 13, and the automatic valve plate placing cavity limits the automatic valve plate 2 to move in a direction perpendicular to the fluid passage 11. Referring to fig. 1 and 2, a valve seat 12 and a bonnet 13 are illustrated, and referring to fig. 3, a bonnet 13 is illustrated, the bonnet 13 being removably attached to structure on the valve body 1 below the bonnet 13. An automatic valve plate placing cavity is formed in the valve body 1, the automatic valve plate 2 is located in the automatic valve plate placing cavity, the automatic valve plate placing cavity limits the automatic valve plate 2 to move in the direction perpendicular to the flow channel 11, and the size of the cross-sectional area of the flow channel 11, which is blocked by the automatic valve plate 2, is changed.
As an optional implementation manner of the embodiment of the present invention, the manual adjustment structure includes an adjustment screw 5 and a manual valve plate 6, the manual valve plate 6 is located in the valve body 1, the adjustment screw 5 is inserted into the valve body 1 and connected to the manual valve plate 6, and when the adjustment screw 5 is rotated, the manual valve plate 6 can move in a direction of screwing in or screwing out the adjustment screw 5 under the limit of the valve body 1 to adjust the throttle area. Referring to fig. 1 and 2, an adjusting screw 5 and a manual valve plate 6 are illustrated, the adjusting screw 5 is in threaded connection with the manual valve plate 6, the manual valve plate 6 is disposed in the valve body 1 and the valve 1 limits the manual valve plate 6 to move in a vertical direction, and when the adjusting screw 5 is rotated, the manual valve plate 6 can move in a direction of screwing in or unscrewing out of the adjusting screw 5 for adjusting the throttle area. In addition, marks can be arranged on the adjusting screw rod 5 and the valve body 1 to correspond to the blocking area of the manual valve plate 6 to the fluid channel 11, so that the throttling area can be conveniently adjusted manually.
As an optional implementation manner of the embodiment of the present invention, the number of the manual adjustment structures is one; or the number of the manual adjusting structures is two, and the two manual adjusting structures are respectively positioned at two sides of the automatic adjusting structure. Referring to fig. 1 and 2, it is illustrated that manual adjusting structures are respectively provided at both sides of the automatic adjusting structure.
Example 1:
the invention provides a manual-automatic integrated throttling device which comprises a valve body 1, an automatic adjusting structure and a manual adjusting structure, wherein a fluid passage 11 is formed on the valve body 1, the automatic adjusting structure and the manual adjusting structure are respectively arranged on the valve body 1 along the extension direction of the fluid passage 11, the number of the manual adjusting structures is two, and the two manual adjusting structures are respectively positioned at two sides of the automatic adjusting structure;
the automatic regulating structure comprises an automatic valve plate 2, a driving motor 3 and a transmission mechanism 4, wherein the driving motor 3 is connected with the automatic valve plate 2 through the transmission mechanism 4, the automatic valve plate 2 can move in the valve body 1 in the direction perpendicular to the flow liquid channel 11 through the driving motor 3 and the transmission mechanism 4, the transmission mechanism is a gear transmission structure, the automatic valve plate 2 is provided with a through-flow groove hole 21, fluid flowing in from a liquid inlet of the valve body 1 can flow to a liquid outlet of the valve body 1 through the through-flow groove hole 21, the size of the cross section area of the flow liquid channel 11 blocked by the automatic valve plate 2 can be changed when the position of the automatic valve plate 2 in the valve body 1 is changed, and when the automatic regulating structure is out of control, the automatic valve plate 2 is positioned at the;
the manual adjusting structure comprises an adjusting screw rod 5 and a manual valve plate 6, the manual valve plate 6 is located in the valve body 1, the adjusting screw rod 5 is inserted into the valve body 1 and connected with the manual valve plate 6, and when the adjusting screw rod 5 is rotated, the manual valve plate 6 can move in the direction of screwing in or screwing out the adjusting screw rod 5 under the limiting position of the valve body 1 to adjust the throttling area.
Example 2:
an air conditioning unit comprising the manual-automatic integrated throttle device described in embodiment 1.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (13)
1. A manual-automatic integrated throttling device is characterized by comprising a valve body (1), an automatic adjusting structure and a manual adjusting structure, wherein,
the automatic adjusting valve is characterized in that a flowing liquid channel (11) is formed in the valve body (1), the automatic adjusting structure and the manual adjusting structure are respectively arranged on the valve body (1) along the extending direction of the flowing liquid channel (11), and the automatic adjusting structure or the manual adjusting structure can be used for adjusting the throttling area of the flowing liquid channel (11) when being independently adjusted.
2. The manual-automatic integrated throttling device according to claim 1, characterized in that said automatic adjustment structure comprises an automatic valve plate (2), said automatic valve plate (2) being arranged inside said valve body (1), the size of the cross-sectional area of said flow channel (11) blocked by said automatic valve plate (2) being variable when the position of said automatic valve plate (2) inside said valve body (1) is changed.
3. Manual-automatic integrated throttling device according to claim 2, characterized in that said automatic valve plate (2) is provided with through-flow slots (21) and the fluid flowing from the inlet of said valve body (1) can flow to the outlet of said valve body (1) through said through-flow slots (21).
4. Manual-automatic integrated throttling device according to claim 3, characterized in that the cross-section width of said through-flow slot (21) is gradually decreasing along a specific direction of movement of said automatic valve plate (2) inside said valve body (1).
5. Manual-automatic integrated throttling device according to claim 4, characterized in that said through-flow slots (21) are V-shaped.
6. Manual-automatic integrated throttling device according to claim 2, characterized in that said automatic valve plate (2) is vertically arranged inside said valve body (1) and when said automatic adjustment mechanism is out of control, said automatic valve plate (2) is in a position of minimum blocking of the cross-sectional area of said fluid passage (11).
7. Manual-automatic integrated throttle device according to any one of claims 2-6, characterized in that the automatic adjustment structure comprises a drive motor (3) and a transmission mechanism (4), the drive motor (3) being connected with the automatic valve plate (2) through the transmission mechanism (4), the automatic valve plate (2) being movable in the valve body (1) through the drive motor (3) and the transmission mechanism (4) in a direction perpendicular to the fluid passage (11).
8. The manual-automatic integrated throttling device according to claim 7, wherein the transmission mechanism (4) is a gear transmission structure, the transmission mechanism (4) comprises a gear set and a bar-shaped tooth (41), the bar-shaped tooth (41) is formed on the automatic valve plate (2), and the bar-shaped tooth (41) is meshed with a corresponding gear in the gear set.
9. Manual-automatic integrated throttle device according to claim 7, characterized in that the number of said drive motors (3) is one; or the number of the driving motors (3) is two, the two driving motors (3) are respectively arranged on two sides of the automatic valve plate (2), and each driving motor (3) is respectively connected with the automatic valve plate (2) through the corresponding transmission mechanism (4).
10. The manual-automatic integrated throttling device according to claim 3, wherein a valve seat (12) is formed at the bottom of the valve body (1), a valve cap (13) is formed at the top of the valve body, an automatic valve plate placing cavity is formed in the valve body (1), two ends of the automatic valve plate placing cavity respectively extend to the valve seat (12) and the valve cap (13), and the automatic valve plate placing cavity limits the automatic valve plate (2) to move along a direction perpendicular to the fluid passage (11).
11. The manual-automatic integrated throttling device according to claim 1, wherein the manual adjustment structure comprises an adjustment screw (5) and a manual valve plate (6), the manual valve plate (6) is located in the valve body (1), the adjustment screw (5) is inserted into the valve body (1) and connected with the manual valve plate (6), and when the adjustment screw (5) is rotated, the manual valve plate (6) can move in a direction of screwing in or unscrewing the adjustment screw (5) under the limit of the valve body (1) so as to adjust the throttling area.
12. The manual-automatic integrated throttling device of claim 11, wherein the number of the manual adjusting structures is one; or the number of the manual adjusting structures is two, and the two manual adjusting structures are respectively positioned on two sides of the automatic adjusting structure.
13. An air conditioning assembly comprising a manual-automatic integrated throttle device according to any one of claims 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011246490.5A CN112377631A (en) | 2020-11-10 | 2020-11-10 | Manual-automatic integrated throttling device and air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011246490.5A CN112377631A (en) | 2020-11-10 | 2020-11-10 | Manual-automatic integrated throttling device and air conditioning unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112377631A true CN112377631A (en) | 2021-02-19 |
Family
ID=74578705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011246490.5A Pending CN112377631A (en) | 2020-11-10 | 2020-11-10 | Manual-automatic integrated throttling device and air conditioning unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112377631A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864563A (en) * | 2021-10-15 | 2021-12-31 | 西安西热节能技术有限公司 | Working medium bundling device and method for adjusting local flow velocity of pipeline |
| CN115031448A (en) * | 2022-05-17 | 2022-09-09 | 合肥通用机械研究院有限公司 | Manual-automatic integrated adjusting device based on expansion valve |
-
2020
- 2020-11-10 CN CN202011246490.5A patent/CN112377631A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864563A (en) * | 2021-10-15 | 2021-12-31 | 西安西热节能技术有限公司 | Working medium bundling device and method for adjusting local flow velocity of pipeline |
| CN115031448A (en) * | 2022-05-17 | 2022-09-09 | 合肥通用机械研究院有限公司 | Manual-automatic integrated adjusting device based on expansion valve |
| CN115031448B (en) * | 2022-05-17 | 2024-03-08 | 合肥通用机械研究院有限公司 | Manual-automatic integrated adjusting device based on expansion valve |
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