CN202326338U - Reversing mechanism for fan - Google Patents
Reversing mechanism for fan Download PDFInfo
- Publication number
- CN202326338U CN202326338U CN 201120486570 CN201120486570U CN202326338U CN 202326338 U CN202326338 U CN 202326338U CN 201120486570 CN201120486570 CN 201120486570 CN 201120486570 U CN201120486570 U CN 201120486570U CN 202326338 U CN202326338 U CN 202326338U
- Authority
- CN
- China
- Prior art keywords
- air duct
- blower fan
- air tube
- piston
- changement
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a reversing mechanism for a fan. A main body of the reversing mechanism is a T-shaped tee joint mechanism which is symmetrical in the left and right direction. A left air tube and a right air tube are respectively provided with a port, the ports are used for connecting an air inlet and an air outlet correspondingly, and a third air tube is a working air tube. A driving mechanism is arranged in the middle of the inside of the main body and in output connection with a piston in the left air tube and a piston in the right air tube to drive the two pistons to move towards the left or the right simultaneously. Accordingly, conversion of a first state and a second state is achieved, wherein the first state is that one of the ports is communicated with an air tube mouth on the same side of the port and not communicated with the working air tube, and the second state is that one of the ports is not communicated with the air tube mouth on the same side of the port and communicated with the working air tube. State conversion of the other port is reversed. By means of the reversing mechanism for the fan, under the condition that only one group of fans are provided, two functions of air blowing and air sucking can be achieved, the structure is simple, and whole energy consumption is low.
Description
Technical field
The utility model relates to a kind of blower fan changement.
Background technique
In existing wind-force transporting system, there are a lot of occasions need in same system, realize the conversion of blowing and air draught.Technical requirements not only requirement can realize needed function, but also will realize the requirement that commutates succinctly, fast as much as possible.
General structure is, is furnished with two groups of blower fans that working state is different in the wind-force transporting system, correspondingly realizing the suction and the two kinds of purposes of drying, and then carries out pipe arrangement and relevant selector valve, the access of two kinds of blower fans of realization.This structure is because for avoiding energy consumption high; And make in running order blower fan have only one group to carry out work; When needs are changed, then stop the blower fan of working earlier, and before the reorganization blower fan stops pretrigger another organize blower fan; Control system is complicated, and inevitably can produce additional energy consumption.The pipe arrangement of being correlated with simultaneously, is more complicated also.
Summary of the invention
Therefore, the purpose of the utility model is to provide a kind of blower fan changement, under the situation that one group of blower fan only is provided, just can realize blowing and two kinds of functions of air draught, and simpler, the whole energy consumption of structure is low.
The technological scheme that the utility model adopts is:
The utility model blower fan changement, its main body are symmetrical T type three-port structure, and its left and right sides air duct respectively is provided with an interface, are used for the corresponding inlets and putlets of ventilation that connects blower fan, and the 3rd air duct is the work air duct;
One driving mechanism is arranged in the middle of the said body interior; Output connects each piston that is positioned at said left and right sides air duct and moves right left or simultaneously simultaneously to drive two-piston; And then realize that a said interface is communicated with place crosswind bobbin mouth and with the work air duct by first state and this interface with belong to crosswind bobbin mouth by and the conversion of second state that is communicated with the air duct of working, another Interface status conversion is opposite.
Blower fan changement according to said structure; Synchronization control through two pistons has formed the structure that is similar to two five-way valves; Wherein five interfaces correspond to the work air duct mouth of pipe, the left air duct mouth of pipe, the right air duct mouth of pipe; And be arranged on each interface on the air duct of the left and right sides, two then is foregoing two states.So after corresponding connections of inlets and putlets of ventilation of two interfaces and a typhoon machine or one group of blower fan, the conversion through two states just can realize correspondence when the intake grill of blower fan and atmosphere, exhaust outlet is communicated with said work air duct, the realization blowing function; Otherwise, then realize the air draught function.Thereby, only needing a typhoon machine according to this programme, energy consumption reduces, and controls the conversion and control that only limits to two states, and controlling unit is simplified greatly, and has also avoided the frequent starting of blower fan.Especially to power greater than the blower fan more than 15 kilowatts start owing to will carry out star-triangular transformation, start excessive tens minutes that have; And the start-up course energy consumption is several times of the work energy consumption; Even tens times, not only can reduce startup according to this programme, and energy efficient greatly.
Above-mentioned blower fan changement, said driving mechanism are a double piston-rod fluid cylinder.
Above-mentioned blower fan changement, said driving mechanism are cylinder.
Above-mentioned blower fan changement, said cylinder are to be furnished with the pneumatic circuit that contains solenoid valve.
Above-mentioned blower fan changement, the air duct part that is provided with interface is connected through the hermetic seal of releasable connection part with the body of said main body.
Description of drawings
Below in conjunction with the technological scheme of Figure of description detailed description the utility model, so that those skilled in the art better understands the utility model, wherein:
Fig. 1 is the user mode figure according to a kind of blower fan changement of the utility model.
Fig. 2 is the main body structural representation of changement.
Among the figure: 1. air inlet, 2. blower fan, 3. fan outlet, 4. airduct, 5. left air duct, 6. left piston, 7. main wind tube, 8. pair boom formula cylinder, 9. cylinder fixed base, 10. right piston, 11. right air ducts, 12. airducts.
Embodiment
With reference to explanation accompanying drawing 1, accompanying drawing is the specific embodiment of a connection blower fan of the utility model.This embodiment comprises following structure:
Fig. 1 is user mode figure, is connected with fan outlet 3 couplings with air inlet 1 through airduct or connecting tube, thereby constitutes the suction wind system with blower fan 2.Blower fan changement shown in the figure sees it is a T type three-port structure on the whole, has installed the piston and the driving mechanism thereof that are analogous to spool additional, has formed the structure that is similar to three-way valve, and structure certain and three-way valve is had any different.
As shown in Figure 1, airduct 4 is fixed between the airduct of fan outlet 3 and left air duct 5; Airduct 12 is fixed between the airduct of air inlet 1 and right air duct 11; Left side air duct 5 and right air duct 11 are individually fixed in the right and left of main wind tube 7, use bolt to connect among the figure, and accordingly, the two ends of air main 7 are furnished with left and right sides flange, carry out flange and connect, and are convenient to connect, and form the hermetic seal structure easily; Cylinder fixed base 9 is fixed on the main wind tube 7, a pair of boom formula cylinder 8, and promptly the cylinder body of double piston-rod cylinder is fixed on the said fixed base 9; Left piston 6 is fixed on the left extension bar of two boom formula cylinders 8; Right piston 10 is fixed on the right extension bar of two boom formula cylinders 8.
When being chosen as cylinder, applied is the agility of cylinder action, and speed of response is fast in other words.Certainly, also can adopt oil hydraulic cylinder, the speed of response of oil hydraulic cylinder is slow, but specific power is big, and action can not produce retardance.
When needs were dried, two boom formula cylinders 8 were positioned at the illustrative position of Fig. 1, and left piston 6 pushes up the left side stop of left air duct 5; Position as shown in Figure 1; Make the wind path and the isolated from atmosphere of left air duct 5, simultaneously with the work wind path of main wind tube, and main wind tube 7 communicates; Because fan outlet 3 links to each other with the wind path of left air duct 5, so fan outlet 3 is to communicate with main wind tube 7.Right piston 10 is positioned at the left side stop of right air duct 11, makes the wind path and the atmosphere of right air duct 11, isolates with the main wind tube wind path, and air inlet 1 links to each other with right air duct 11 wind paths, so air inlet 1 and atmosphere.Air inlet 1 is through the atmosphere air inlet during fan starting, and fan outlet 3 is blown through main wind tube 7, realizes the air blowing function.
When needs are air-breathing when vacuumizing, the solenoid valve of the two boom formula cylinders 8 of control gets electric, and two boom formula cylinder 8 left end piston rods withdrawals make left piston 6 be positioned at the right stop of left air duct 5.The right-hand member piston rod stretches out the right side stop that makes right piston 10 be positioned at right air duct 11.Left piston 6 is positioned at the right stop of left air duct 5, thus fan outlet 3 and atmosphere, and isolate with the main wind tube 7 of main wind tube, fan outlet 3 is exhausts in atmosphere; Right piston 10 is positioned at the right stop of right air duct 11, thus air inlet 1 communicate with the main wind tube 7 of main wind tube, and and isolated from atmosphere.Owing to be that air inlet 1 communicates with the work wind path of main wind tube 7, fan outlet 3 and atmosphere are so just realized the air-breathing function that vacuumizes of work wind path.
Claims (5)
1. a blower fan changement is characterized in that, its main body is symmetrical T type three-port structure, and its left and right sides air duct respectively is provided with an interface, is used for the corresponding inlets and putlets of ventilation that connects blower fan, and the 3rd air duct is the work air duct;
One driving mechanism is arranged in the middle of the said body interior; Output connects each piston that is positioned at said left and right sides air duct and moves right left or simultaneously simultaneously to drive two-piston; And then realize that a said interface is communicated with place crosswind bobbin mouth and with the work air duct by first state and this interface with belong to crosswind bobbin mouth by and the conversion of second state that is communicated with the air duct of working, another Interface status conversion is opposite.
2. blower fan changement according to claim 1 is characterized in that, said driving mechanism is a double piston-rod fluid cylinder.
3. blower fan changement according to claim 2 is characterized in that, said driving mechanism is a cylinder.
4. blower fan changement according to claim 3 is characterized in that, said cylinder is to be furnished with the pneumatic circuit that contains solenoid valve.
5. according to the arbitrary described blower fan changement of claim 1 to 3, it is characterized in that the air duct part that is provided with interface is connected through the hermetic seal of releasable connection part with the body of said main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120486570 CN202326338U (en) | 2011-11-30 | 2011-11-30 | Reversing mechanism for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120486570 CN202326338U (en) | 2011-11-30 | 2011-11-30 | Reversing mechanism for fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202326338U true CN202326338U (en) | 2012-07-11 |
Family
ID=46438320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120486570 Withdrawn - After Issue CN202326338U (en) | 2011-11-30 | 2011-11-30 | Reversing mechanism for fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202326338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410239A (en) * | 2011-11-30 | 2012-04-11 | 济南德佳玻璃机器有限公司 | Reverse mechanism for fan |
-
2011
- 2011-11-30 CN CN 201120486570 patent/CN202326338U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410239A (en) * | 2011-11-30 | 2012-04-11 | 济南德佳玻璃机器有限公司 | Reverse mechanism for fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102230484B (en) | Integrated continuous gas-driving hydraulic force booster | |
| CN202326338U (en) | Reversing mechanism for fan | |
| CN106958546A (en) | Numeric type hydraulic transformer | |
| CN2703909Y (en) | Two-oil-circuit micro hydraulic pump station | |
| CN104128076A (en) | Vacuum adsorption type drying machine | |
| CN102410239B (en) | Reverse mechanism for fan | |
| CN202418066U (en) | Hydraulic system and concrete equipment | |
| CN104454710A (en) | Rotating movement control system | |
| CN2866921Y (en) | Electric control reversing valve | |
| CN102992036A (en) | Linen pneumatic conveying device in laundry room | |
| CN207278599U (en) | A kind of list is controlled more freely changes reciprocating booster | |
| CN204493310U (en) | Portable hydraulic automatic reciprocating mechanism | |
| CN111237021B (en) | Small-pressure-difference steam direct-driven high-supercharging-ratio working medium pump for organic Rankine cycle | |
| CN202594394U (en) | Wind direction reversing valve | |
| CN214304232U (en) | Two-stage vacuum pump system capable of achieving series-parallel switching | |
| CN105465097B (en) | Engineering machinery and its multi-stage expansion mechanism | |
| CN114955868A (en) | Load port independent control valve, hoisting machinery hydraulic system and working method thereof | |
| CN201344610Y (en) | Energy-saving ventilation device | |
| CN209175747U (en) | Cylinder speed switching device | |
| CN203938187U (en) | Pneumatic transmission equipment | |
| CN209781328U (en) | two-position four-way middle sealing valve | |
| CN217539151U (en) | Shaftless paper frame hydraulic station | |
| CN202510762U (en) | Pneumatic controlling device of tyre detaching machine | |
| CN201344160Y (en) | Three-way reversing valve | |
| CN221005873U (en) | Hot gas recycling device of drying oven of compounding machine and hot gas recycling system of drying oven of compounding machine suitable for products requiring double-sided lamination |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120711 Effective date of abandoning: 20140820 |
|
| RGAV | Abandon patent right to avoid regrant |