CN2453331Y - Fire row control device for gas water heater - Google Patents
Fire row control device for gas water heater Download PDFInfo
- Publication number
- CN2453331Y CN2453331Y CN 00253148 CN00253148U CN2453331Y CN 2453331 Y CN2453331 Y CN 2453331Y CN 00253148 CN00253148 CN 00253148 CN 00253148 U CN00253148 U CN 00253148U CN 2453331 Y CN2453331 Y CN 2453331Y
- Authority
- CN
- China
- Prior art keywords
- fire row
- control device
- microswitch
- microswitches
- lifting bar
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a fire row control device for a gas water heater, comprising two micro switches, two electromagnetic valves, a positioning plate device and an exerted simultaneous lifting rod. The exerted simultaneous lifting rod is engaged and is mutually linked with a center rod of a differential water pressure disk. The two micro switches are arranged on a motion path of the exposed simultaneous lifting rod, and are correspondingly combined to be fixed on the positioning plate device. The two micro switches are respectively provided with an extended long braking spring sheet for driving control, and the extended long braking spring sheets are respectively drive and control the two electromagnetic valves which are respectively control the gas inlet of two sets of fire rows. The utility model has the advantages of simple structure, low cost, low failure rate, high durability, long service life, etc.
Description
The utility model relates to a kind of gas heater fire row control device, and this kind device is on the differential water pressures dish exposes the path of motion of center rod two microswitches to be set, and two different fire rows' of microswitches control magnetic valves make it more durable in use.
At present, gas heater is typically provided with a differential water pressures dish, this differential water pressures dish can fit into the difference of water pressure and interlock one single hop or multistage gas air intake valve, to adjust the flow that gas enters valve body, and then can control the firepower size, an inside disc and a center rod that its concrete structure is the differential water pressures dish connect the valve body that is pressed against valve seat under the normality.When water arrives certain pressure, the differential water pressures dish promptly begins to produce action because of pressure differential, disc that influenced by intake pressure and rise and center rod will make valve body be subjected to the interlock rising and lift off a seat, thereby send the methane gas of different amounts, and then control firepower size, but its firepower size control structure only relies on valve body, so that tempering takes place when all fire is arranged the low discharge gas supply easily.
The purpose of this utility model, it is accurate, durable in use to provide a kind of action, enters the flow of valve body by solenoid control gas, and then controls the gas heater fire row control device of firepower size.
The purpose of this utility model realizes by following technical scheme, that is:
Gas heater fire row control device comprises two microswitches, two magnetic valves, positioning plate devices and exposes the synchronization lifting bar.Water heater is provided with the differential water pressures dish that moves with influent pressure, and the valve body of differential water pressures dish top, be provided with single hop or multistage gas air intake valve that valve body is controlled in this valve body, fire row is then arranged above valve, below fire row, a plurality of gas nozzles are arranged, a plurality of gas nozzles are divided into two groups by a central dividing plate of its siphunculus internal preset, and two groups of nozzle correspondences also are divided into two groups with fire row.The center rod that exposes synchronization lifting bar and differential water pressures dish is joined and is merged mutual interlock.Two microswitches are arranged on the path of motion that exposes the synchronization lifting bar, and combination is fixed on the positioning plate device relatively.Two microswitches are respectively equipped with to extend and supply to drive the microscler brake shrapnel of control, and drive two magnetic valves of control respectively.Two magnetic valves are controlled two groups of fire rows' gas air inlet respectively.One in two microswitches is open type, and another is a closed type.Pressed down by elevating lever during the microscler brake shrapnel normality of closed type microswitch, and the microscler brake shrapnel nature bullet of open type microswitch is opened.Positioning plate device is assembled in the slightly relevant position of top of differential water pressures dish, is made up of jointly two plate bodys and a middle connecting plate.Two plate bodys are except that being provided with relevant inner bolt hole, and the predeterminable long slot bore of adjusting high and low position, for bolt interlocking middle connecting plate.Middle connecting plate is provided with a confession at least and passes and guide the guide groove that exposes the synchronization lifting bar.
Also but each superimposedly is provided with another to microswitch to above-mentioned two microswitches, and its each microscler brake shrapnel is located on the lift path that exposes the synchronization lifting bar with different high and low positions.
Above-mentioned positioning plate device also can be made by single plate body.
The utility model is because the gas fire row electronic circuit expensive to replace, easy fault that adopts the microswitch of one group of mechanical type interlock mode to control different big or small inflows drives control structure, make advantages such as the utlity model has more durable in use, fault rate is low, long service life.
Fig. 1 is a structural representation of the present utility model, Fig. 2 is two microswitches of the utility model and mounting structure stereogram thereof, Fig. 3 carries on the back parallax stereogram for Fig. 2, Fig. 4 is the three-dimensional exploded view of Fig. 3, Fig. 5 is for adopting the enforcement illustration of another kind of location-plate, Fig. 6 shows the local amplification view that start is preceding for the utility model, Fig. 7 has produced the partial enlarged drawing of preliminary action for the utility model, Fig. 8 has produced preliminary action diagram for Fig. 3, Fig. 9 is that exploded view 8 produces further action diagram, Figure 10 is second kind of embodiment schematic diagram of the utility model, Figure 11 is the side view of Figure 10, Figure 12 is the third embodiment schematic diagram of the utility model, and Figure 13 is the vertical view of Figure 12, and the utility model is described in further detail below in conjunction with accompanying drawing.
Gas heater fire row control device comprises two microswitches 1 and 2, two magnetic valves 3 and 4, positioning plate device 5 and exposes synchronization lifting bar 6.Water heater is provided with foregoing differential water pressures dish 7, and the valve body 8 of differential water pressures dish 7 tops, is provided with single hop or multisection type gas air intake valve that valve member is controlled in this valve body 8.Fire row 9 is then arranged above valve body 8, below fire row 9, a plurality of gas nozzles 10 are arranged.A plurality of gas nozzles 10 are divided into two groups by a central dividing plate 11 of its siphunculus internal preset, and two groups of gas nozzle correspondences also are divided into two groups with fire row 9.Expose synchronization lifting bar 6 and engage with center rod in the described differential water pressures dish 7, and interlock mutually.Two microswitches 1 and 2 are respectively equipped with and extend for driving the microscler brake shrapnel 12,13 of control, and drive two magnetic valves 3 and 4 respectively.Two magnetic valves 3 and 4 are controlled two groups of fire rows' 9 gas air inlet respectively.Microswitch 1 is a closed type.Microswitch 2 is an open type, is exposed synchronization lifting bar 6 during microscler formula brake shrapnel 12 normalities of microswitch 1 and presses down, and the elongated brake shrapnel 13 natural bullets of microswitch 2 are opened.Positioning plate device 5 is assembled in the slightly relevant position of top of differential water pressures dish 7, is made up of jointly 14,15 and middle connecting plates 16 of two plate bodys.Two plate bodys 14,15 are except that being provided with for the screw 17 with 1,2 lockings of two microswitches, and are preset with the long slot bore 18,19 that can adjust high and low position.For organizing bolt 20 interlocking middle connecting plates 16 separately.This middle connecting plate 16 is provided with a confession and passes and guide the guide groove 21 that exposes synchronization lifting bar 6.
Embodiment two
What embodiment two and embodiment one were different is that positioning plate device is made single plate body 22.
Embodiment three
Embodiment three and embodiment one are different is a pair of microswitch 23,24 in the other default overlapping setting of the lift path that exposes synchronization lifting bar 6, the microscler brake shrapnel 25,26 that makes microswitch 23,24 on lift path, respectively drives control microswitch 23,24 by the lifting action that exposes synchronization lifting bar 6 and hydraulic pressure size with different high and low positions.
Embodiment four
Embodiment four and embodiment three are different be another to microswitch 23, the 24 overlapping respectively fronts that are arranged on two microswitches 1,2, and the microscler spring plate of this microswitch 23,24 can be in different high and low positions, to form four-part form control.
Claims (6)
1, gas heater fire row control device comprises two microswitches (1) and (2), two magnetic valves (3) and (4), positioning plate device (5) and exposes synchronization lifting bar (6); Water heater is provided with the differential water pressures dish (7) that moves with influent pressure, and the valve body (8) of differential water pressures dish (7) top, this valve body is provided with valve member in (8), single hop of being controlled or multisection type gas air intake valve, fire row (9) is then arranged in the top of valve (8), there are a plurality of gas nozzles (10) below fire row (9), it is characterized in that exposing the set center rod of synchronization lifting bar (6) and above-mentioned differential water pressures dish (7) joins and merges mutual interlock, two microswitches (1) and (2) are arranged on the path of motion that exposes synchronization lifting bar (6), two microswitches (1) and (2) are respectively equipped with extends for driving the microscler brake shrapnel (12) of control, (13), and respectively drive control two magnetic valves (3) and (4).
2, gas heater fire row's according to claim 1 control device, it is characterized in that described a plurality of nozzle (10) is divided into two groups by a central dividing plate (11) of its siphunculus internal preset, two groups of nozzle correspondences also are divided into two groups with fire row (9), and two magnetic valves (3) and (4) are controlled two groups of fire rows' (9) gas air inlet respectively.
3, gas heater fire row control device according to claim 1 and 2, it is characterized in that described two microswitches (1) and (2) are oppositely arranged, microswitch (1) is a closed type, microswitch (2) is an open type, exposed synchronization lifting bar (6) during microscler brake shrapnel (12) normality of microswitch (1) and press down, the then natural bullet of microscler brake shrapnel (13) of microswitch (2) is opened.
4, gas heater fire row control device according to claim 1 and 2, each superimposedly is provided with another to microswitch (23) and (24) to it is characterized in that described two microswitches (1) and (2), and the microscler brake shrapnel (25) of microswitch (23) and (24) is positioned on the lift path with different high and low positions with (26).
5, gas heater fire row control device according to claim 1, it is characterized in that described positioning plate device (5) is made of jointly two plate bodys (14), (15) and a middle connecting plate (16), be respectively equipped with screw (17) on two plate bodys (14), (15) with two microswitches (1) and (2) locking, and be respectively equipped with long slot bore (18), (19) that are used for interlocking middle connecting plate (16), be provided with a confession on the middle connecting plate (16) at least and pass and guide the guide groove that exposes synchronization lifting bar (6) (21).
6, gas heater fire row control device according to claim 1 is characterized in that described positioning plate device (5) also can be made of single plate body (22), and this single plate body (22) is provided with for the guide groove (21) that exposes synchronization lifting bar (6) usefulness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00253148 CN2453331Y (en) | 2000-11-20 | 2000-11-20 | Fire row control device for gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00253148 CN2453331Y (en) | 2000-11-20 | 2000-11-20 | Fire row control device for gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2453331Y true CN2453331Y (en) | 2001-10-10 |
Family
ID=33610659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00253148 Expired - Fee Related CN2453331Y (en) | 2000-11-20 | 2000-11-20 | Fire row control device for gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2453331Y (en) |
-
2000
- 2000-11-20 CN CN 00253148 patent/CN2453331Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |