CN202494936U - Pressure regulating device - Google Patents
Pressure regulating device Download PDFInfo
- Publication number
- CN202494936U CN202494936U CN2012201177772U CN201220117777U CN202494936U CN 202494936 U CN202494936 U CN 202494936U CN 2012201177772 U CN2012201177772 U CN 2012201177772U CN 201220117777 U CN201220117777 U CN 201220117777U CN 202494936 U CN202494936 U CN 202494936U
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- pressure
- blade
- adjustment assembly
- pressure adjustment
- control component
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- 230000001105 regulatory effect Effects 0.000 title abstract description 6
- 230000008859 change Effects 0.000 claims abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 7
- 238000012360 testing method Methods 0.000 description 6
- 230000033228 biological regulation Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a pressure regulating device, comprising a device body, a driving device, a pressure controller, a blade and a control assembly. Pressure changes are sensed by the pressure controller and signals are outputted. After the pressure change signals are received by the control assembly, the driving device is controlled to drive the blade to rotate. The device is characterized in that the control assembly itself comprises a driving power supply. According to the pressure regulating device provided by the utility model, the blade can still be opened and closed accurately in the case that the pressure regulating device is cut off power, the structure is simple, the force transmission line is direct and power consumption is small.
Description
Technical field
The utility model relates to a kind of pressure adjustment assembly, particularly relates to a kind of fire engineering for keeping the indoor substantially invariable pressure adjustment assembly of pressure.
Background technology
If when adopting gas extinguishing system in the fire-fighting zone, need the configuration pressure adjustment assembly, to keep room pressure in certain scope.When pressure surpasses certain value, will open regulating device.But, need indoor leakproofness good again at ordinary times or in the fire extinguishing dip process.Pressure adjustment assembly of the prior art; For coming the conditioning chamber internal pressure with simple window shutter, mechanical type regulator or electronic type automatic pressure regulating device; Though window shutter can play the pressure release effect; But it is bigger that self ventilates, and can't close promptly and can't keep-up pressure, and therefore can cause extinguishing medium to run off in a large number; The mechanical type regulator exist unlatching, closing presure out of true, can't on-the-spot test etc. defective; On February 18th, 2009 Granted publication 200820029090.7 utility model patent pressure adjustment assemblys (Granted publication number be CN201196745Y); A kind of simple in structure, pressure adjustment assembly that power consumption is little is disclosed; Effectively solved the defective of above-mentioned two kinds of regulators; But this technical scheme needs for a long time to the regulator power supply, in case the defective that exists dead electricity effectively not open.(application publication number is the patent of invention gas extinguishing pressure relief opening on open day of on October 20th, 2010: CN101862516); A kind of technical scheme that blade is opened, realized pressure regulation of under the situation of pressure adjustment assembly dead electricity, accomplishing is provided; But this technical scheme is under the dead electricity situation; Device becomes the mechanical type pressure regulation, still exist as above-mentioned mechanical type regulator unlatching, closing presure out of true, can't on-the-spot test etc. defective.
Summary of the invention
The technical matters that the utility model will solve provides a kind of under the situation of device dead electricity, and blade is the accurate pressure adjustment assembly that transfer route simple in structure, power is direct and power consumption is little of opening and closing still.
The pressure adjustment assembly of the utility model comprises body, drive unit, pressure controller, blade and Control Component; Said pressure controller is experienced pressure and is changed, and the output signal, and accessory drive drove the blade rotation after said Control Component received pressure change signal.It is characterized in that said Control Component self comprises driving power.
The pressure adjustment assembly of the utility model, said drive unit comprises motor and speed reducer, motor via reducer and shaft connector are connected with rotating shaft on being fixed on blade.
The pressure adjustment assembly of the utility model, said pressure controller comprise pressure transducer and pressure comparing unit.
The pressure adjustment assembly of the utility model; Said Control Component comprises rectification circuit, control circuit and driving power; Said rectification circuit is used for converting alternating current into control circuit used direct current; Said driving power is used for the used direct current of control circuit under the outside powering-off state, the rotation of the direct driver of said control circuit.
The another kind of drive unit of the utility model is: said drive unit is opening device and resetting means, and opening device is made up of electromagnet and gear train, and electromagnet links to each other with blade rotor through gear train; Resetting means is made up of back-moving spring and crank, and back-moving spring one end links to each other with body, and the other end links to each other with crank on being fixed on rotating shaft.
The utility model comprises body, drive unit, pressure controller, blade and Control Component; Said pressure controller is experienced pressure and is changed, and the output signal, and accessory drive drove the blade rotation after said Control Component received pressure change signal.Said Control Component self comprises driving power.Externally under the situation of dead electricity; Can accomplish blade according to the opening and closing pressure of setting equally and open, realize pressure regulation, in case in a technical scheme, solved effectively pressure regulation and inaccurate two problems of adjustment pressure of pressure adjustment assembly dead electricity in original technology simultaneously.
Description of drawings
Fig. 1 is the perspective view of the utility model embodiment 1;
Fig. 2 is the side direction cross-sectional view of the utility model embodiment 1;
Fig. 3 is the forward diagrammatic cross-section of the utility model embodiment 1.
Fig. 4 is the structural representation of the utility model embodiment 2;
Embodiment
Below in conjunction with Fig. 1 to Fig. 4 the specific embodiment of the utility model is described:
Specific embodiment 1
Fig. 1 to shown in Figure 3 be the structural representation of the pressure adjustment assembly that provides of the utility model, the element numbers among the figure is following:
1, front window; 2, blade; 3, body; 4, drive unit; 5, rear window; 6, side plate; 7, Control Component; 8, driving power; 9, pressure controller; 10, testing button; 11, pilot lamp; 12, first transverse link; 13, vertical link; 14, second transverse link.15, shaft connector; 16, rotating shaft; 17, bearing.
The principle of work of the utility model is such: in order to guarantee normal pressure adjustment, inherent extinction using gas keeps the stage when the fire-fighting zone, if pressure is excessive, just needs to reduce pressure; Therefore can blade be opened, and the prerequisite of unlatching blade is the signal that pressure controller detects pressure variation that experience ambient pressure when pressure controller and change, pressure provides signal when arriving setting value; By the rotation of Control Component accessory drive, blade is opened, and arrives opening, and drive unit cuts off self-lock automatically; Keep blade to open, when pressure is lower than setting value, the drive unit counter-rotating; Arrive closed condition, drive unit cuts off self-lock automatically, keeps blade to close.
When externally fed breaks down, Control Component will detect this fault automatically, launch the internal drive power supply simultaneously; Guarantee the operate as normal of pressure adjustment assembly; After externally fed was normal, Control Component recovered the former powering mode of pressure adjustment assembly automatically, charges to driving power simultaneously.
As shown in Figure 1, body (3) is divided into two zones, and said blade (2) is positioned at a wherein district; Said drive unit (4), pressure controller (9) and Control Component (7) are positioned at another district, rotating shaft on the blade (16) and blade one; Directly be connected with the axle of drive unit through coupling arrangement, the startup of drive unit is controlled the control of assembly, and Control Component is connected with pressure controller again; So that change the accessory drive action through pressure controller induction ambient pressure.
Control Component (7) can comprise rectification circuit, control circuit and driving power (8), and said rectification circuit is used for converting alternating current into control circuit used direct current, the rotation of the direct driver of said control circuit.If product size allows, drive unit (4) also can adopt the AC driving device; Or the outside can directly provide direct supply.Like this, in Control Component, can not comprise rectification circuit.
The pressure adjustment assembly of the utility model, pressure controller comprise pressure transducer and pressure comparing unit.Testing button (10) can start drive unit (4) through Control Component (7), to accomplish the test to pressure adjustment assembly.Pilot lamp is used for show state.Can adopt more than one pilot lamp, for example, when needs while display power supply state and duty, just can adopt two pilot lamp.
Referring to Fig. 1, in the preferred embodiment, comprise that also front window (1), rear window (5) and side plate (6) are connected with body (3) respectively, thereby be assembled into pressure adjustment assembly.
The pressure adjustment assembly that the utility model provided compared with prior art has the following advantages:
Under the situation of device dead electricity, blade still can be according to set pressure opening and closing exactly;
Owing to adopt the mode that directly drives, can reduce number of parts, reduce mechanism's complexity and manufacturing cost, improve reliability;
Need not to supply power and just can continue to keep the opening and closing state of blade, low in energy consumption on the whole.
Shown in Figure 4 is the structural representation that the utility model is executed example 2, and the element numbers among the figure is following:
2, blade; 3, body; 4, drive unit; 7, Control Component; 8, driving power; 9, pressure controller; 10, testing button; 11, pilot lamp; 16, rotating shaft; 18, traction link; 19, crank; 20, back-moving spring.
The principle of work of the utility model is such: intrinsic pressure is excessive when the fire-fighting zone; Just need to reduce pressure, pressure controller (9) detects the signal of pressure variation, and pressure provides signal when arriving setting value; Move by Control Component accessory drive (electromagnet); Drive crank (19) through traction link (18), crank drives blade through rotating shaft (16) and rotates to an angle, and pressure adjustment assembly is opened; Pressure controller when pressure is reduced to setting value (9) provides signal; By the break power supply of accessory drive (electromagnet) of Control Component; Drive crank (19) through back-moving spring (20), crank drives blade reverse rotation certain angle through rotating shaft (16), and pressure adjustment assembly is closed.
When externally fed breaks down, Control Component will detect this fault automatically, start the internal drive power supply simultaneously; Guarantee the operate as normal of pressure adjustment assembly; After externally fed was normal, Control Component recovered the former powering mode of pressure adjustment assembly automatically, charges to driving power simultaneously.
As shown in Figure 4, body (3) is divided into two zones, and said blade (2) is positioned at a wherein district; Said drive unit (4), pressure controller (9) and Control Component (7) are positioned at another district, rotating shaft on the blade (16) and blade one; Directly be connected with drive unit through coupling arrangement, the startup of drive unit is controlled the control of assembly, and Control Component is connected with pressure controller again; So that change the accessory drive action through pressure controller induction ambient pressure.
Electromagnet can be tractive magnet and rotary magnet.
Control Component (7) can comprise rectification circuit, control circuit and driving power (8), and said rectification circuit is used for converting alternating current into control circuit used direct current, the direct driver action of said control circuit.Drive unit (4) also can adopt the AC driving device; Or the outside can directly provide direct supply.Like this, in Control Component, can not comprise rectification circuit.
Above specific embodiment only is for illustrative introduction, is not the claim in order to restriction the utility model, does not allly break away from the equivalence that the utility model technical spirit does and implements or change, all should be contained in the scope that the utility model asks for protection.
Claims (6)
1. a pressure adjustment assembly comprises body (3), drive unit (4), pressure controller (9), blade (2) and Control Component (7); Said pressure controller (9) is experienced pressure and is changed, and the output signal, and accessory drive (4) drove blade (2) rotation after said Control Component (7) received pressure change signal, it is characterized in that said Control Component (7) self comprises driving power (8).
2. pressure adjustment assembly as claimed in claim 1 is characterized in that, said drive unit (4) comprises motor and speed reducer, and motor via reducer and shaft connector (15) are connected with rotating shaft (16) on being fixed on blade.
3. pressure adjustment assembly as claimed in claim 1 is characterized in that, said pressure controller (9) comprises pressure transducer and pressure comparing unit.
4. like the arbitrary described pressure adjustment assembly of claim 1-3; It is characterized in that; Said Control Component (7) comprises rectification circuit, control circuit and driving power; Said rectification circuit is used for converting alternating current into control circuit used direct current, and said driving power is used for the used direct current of control circuit under the outside powering-off state, the rotation of the direct driver of said control circuit.
5. pressure adjustment assembly as claimed in claim 2 is characterized in that said drive unit also can be opening device and resetting means, and opening device is made up of electromagnet and gear train, and electromagnet links to each other with blade rotor through gear train; Resetting means is made up of back-moving spring and crank, and back-moving spring links to each other with blade rotor through crank.
6. pressure adjustment assembly as claimed in claim 5 is characterized in that, said gear train can be the mechanism that toggle and wire rope, pulley and crank constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201177772U CN202494936U (en) | 2012-03-27 | 2012-03-27 | Pressure regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201177772U CN202494936U (en) | 2012-03-27 | 2012-03-27 | Pressure regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202494936U true CN202494936U (en) | 2012-10-17 |
Family
ID=47001154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201177772U Expired - Lifetime CN202494936U (en) | 2012-03-27 | 2012-03-27 | Pressure regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202494936U (en) |
-
2012
- 2012-03-27 CN CN2012201177772U patent/CN202494936U/en not_active Expired - Lifetime
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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: 20121017 |