CN113921354B - Combined switch and generator set - Google Patents
Combined switch and generator set Download PDFInfo
- Publication number
- CN113921354B CN113921354B CN202111172594.0A CN202111172594A CN113921354B CN 113921354 B CN113921354 B CN 113921354B CN 202111172594 A CN202111172594 A CN 202111172594A CN 113921354 B CN113921354 B CN 113921354B
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- Prior art keywords
- switch
- button
- knob
- gear
- flameout
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- 239000003921 oil Substances 0.000 claims description 40
- 230000008859 change Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 239000000295 fuel oil Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000004913 activation Effects 0.000 claims 3
- 239000000446 fuel Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 9
- 230000006978 adaptation Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H89/00—Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
- F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M1/00—Carburettors with means for facilitating engine's starting or its idling below operational temperatures
- F02M1/02—Carburettors with means for facilitating engine's starting or its idling below operational temperatures the means to facilitate starting or idling being chokes for enriching fuel-air mixture
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
- F02N11/08—Circuits or control means specially adapted for starting of engines
- F02N11/087—Details of the switching means in starting circuits, e.g. relays or electronic switches
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention discloses a combined switch and a generator set. The combined switch comprises a knob and a mounting seat which are sequentially arranged along the axial direction. The knob comprises a start button and a knob shell which is rotationally sleeved on the start button. The knob shell is rotationally connected to the mounting seat. The mounting seat is provided with a starting switch, a flameout switch, a choke valve switch and an oil switch. The start button is moved axially to trigger the start switch. The oil switch comprises a rotating shaft, the knob shell is sleeved on the rotating shaft, the rotating core is sleeved on the rotating shaft, the knob shell can drive the rotating shaft and the rotating core to synchronously rotate when rotating, and the on-off state of the oil switch is switched through the rotation of the rotating shaft. The rotary core is provided with a flameout trigger key to switch the on-off state of the flameout switch through the rotation of the rotary core. The choke slider of the choke switch is sleeved and fixed on the rotating core, so that the choke slider rotates and the open and close states of the choke switch are switched. The combined switch can realize multiple functions of controlling the oil switch, the air door, the starting and flameout functions, and is convenient to assemble and operate.
Description
Technical Field
The invention relates to the technical field of power generation equipment, in particular to a combined switch and a power generation unit driven by a fuel engine.
Background
With the continuous development of the generator set, the specific gravity of products with humanized design and convenient operation in market competition is increased. The combined switch is used as a main operation part when the generator set is started, the operation convenience of the combined switch affects the use comfort of the generator set, the common combined switch adopts a three-in-one structure, three functions of an oil switch, a choke valve and a flameout switch are integrated, the on-off of the three functions is controlled through a straight knob of the combined switch, meanwhile, a starting switch separated from the combined switch is arranged on a generator panel, the starting function of the generator is realized by adding a wire harness connector and a switch on the panel independently, the combined switch and the starting switch are assembled separately when the generator set is installed, the assembly efficiency is low, the starting operation is inconvenient, and the panel space is occupied.
Therefore, how to provide a switch that is convenient to assemble and operate is a technical problem that a person skilled in the art needs to solve.
Disclosure of Invention
Accordingly, the present invention is directed to a combination switch that is easy to assemble and operate. It is another object of the present invention to provide a fuel engine driven generator set comprising a combination switch as described above, which combination switch is easy to assemble and operate.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a combined switch comprises a knob and a mounting seat which are sequentially arranged along the axial direction;
the knob comprises a starting button and a knob shell which is rotationally sleeved on the starting button;
The knob shell is rotationally connected to the mounting seat;
The mounting seat is provided with a starting switch, a flameout switch, a choke valve switch and an oil switch;
the starting button is axially moved to trigger the starting switch;
The oil switch comprises a rotating shaft, the knob shell is sleeved on the rotating shaft, a rotating core is sleeved on the rotating shaft, the knob shell can drive the rotating shaft and the rotating core to synchronously rotate when rotating, and the on-off state of the oil switch is switched through the rotation of the rotating shaft;
the rotary core is provided with a flameout trigger key so as to change the position relationship between the flameout trigger key and the flameout switch through the rotation of the rotary core, thereby switching the on-off state of the flameout switch;
The choke valve slider of the choke valve switch is sleeved and fixed on the rotating core, so that the choke valve slider is driven to rotate through the rotating core, and the open and close states of the choke valve switch are switched.
Preferably, the knob shell is provided with a button slideway in a penetrating way along the axial direction, the starting button comprises a button end plate and a button rod fixed on one side of the button end plate in the axial direction, and the mounting seat and the button end plate are respectively arranged on two sides of the button slideway in the axial direction; the button rod penetrates through the through hole in the generator panel to restrict the movement direction of the button rod to move axially, and the button rod can axially movably extend into the button slide way, and in the rotating process of the knob shell, the button slide way moves relative to the button rod to avoid the button rod in the direction perpendicular to the axial direction; the push button lever is moved axially to change the axial distance from the start switch to trigger the start switch.
Preferably, an elastic structure is arranged between the button end plate and the knob shell so as to drive the starting button to axially reset.
Preferably, the knob further comprises a button fixing cover, the button fixing cover is of an annular structure, the button fixing cover is clamped and fixed on the knob shell, a part of structure of the button end plate is exposed through the middle of the button fixing cover, and the button end plate abuts against the button fixing cover to limit the limiting position of the axial resetting movement.
Preferably, the knob further comprises a positioning plate arranged between the button end plate and the knob shell, a bolt is arranged on the positioning plate, an elastic structure mounting groove is formed in the knob shell, the bolt stretches into the elastic structure mounting groove, the elastic structure is arranged in the elastic structure mounting groove, and the elastic structure axially compresses the positioning plate to the button end plate through the bolt.
Preferably, the rotary core can rotate to a START gear, an ON gear, a fuel consumption gear and an OFF gear in sequence;
When the rotary core rotates to the START gear, the choke valve switch is in a closed state, the oil switch is in an on state, and the flameout switch is in an off state;
When the rotary core rotates to the ON gear, the choke valve switch is in an open state, the oil switch is in an ON state, and the flameout switch is in an off state;
when the rotating core rotates to the fuel oil exhaustion gear, the choke valve switch is in an open state, the oil switch is in an off state, and the flameout switch is in an off state;
when the rotary core rotates to the OFF gear, the choke valve switch is in an open state, the oil switch is in an OFF state, and the flameout switch is in an on state.
Preferably, a plurality of gear setting grooves are sequentially formed in the peripheral surface of the rotating core along the circumferential direction, gear setting elastic pieces are fixedly arranged on the mounting base, and in the rotating process of the rotating core, the gear setting elastic pieces sequentially spring into the gear setting grooves, so that the rotating core can be respectively stopped at preset gear positions defined by the gear setting grooves.
Preferably, the mounting seat comprises an inner cavity, the rotary core and the flameout switch are arranged in the inner cavity, the knob and the oil switch are all arranged outside the mounting seat, and the knob and the oil switch are respectively arranged on two sides of the mounting seat in the axial direction.
Preferably, a starting switch groove is formed in the outer side of the mounting seat, and the starting switch is fixed to the starting switch groove.
A generator set driven by a fuel engine comprises an engine, a generator and a combined switch.
The invention provides a combined switch which comprises a knob and a mounting seat which are sequentially arranged along the axial direction. The knob comprises a start button and a knob shell which is rotationally sleeved on the start button. The knob shell is rotationally connected to the mounting seat. The mounting seat is provided with a starting switch, a flameout switch, a choke valve switch and an oil switch. The start button is moved axially to trigger the start switch. The oil switch comprises a rotating shaft, the knob shell is sleeved on the rotating shaft, the rotating core is sleeved on the rotating shaft, the knob shell can drive the rotating shaft and the rotating core to synchronously rotate when rotating, and the on-off state of the oil switch is switched through the rotation of the rotating shaft. The rotary core is provided with a flameout trigger key so as to change the position relationship between the flameout trigger key and the flameout switch through the rotation of the rotary core, thereby switching the on-off state of the flameout switch. The choke slider of the choke switch is sleeved and fixed on the rotating core, so that the choke slider is driven to rotate through the rotating core, and the open and close states of the choke switch are switched.
This combination switch, direct with start switch, flameout switch, choke switch and oil switch integration set up on the mount pad for through a combination switch, can realize controlling oil switch function, control air door function, control start function and control flameout function multiple functions, can reduce the setting of switch quantity in the generating set, be convenient for the assembly on the generating set, when the operation, only through rotatory knob shell and changeing the core, can realize the on-off control to flameout switch, choke switch and oil switch, through pressing the start button, can nimble control start switch's start and stop, convenient operation, in addition, because start switch's start and stop is controlled by the start button in addition, and need not changeing the core control, can simplify the processing degree of difficulty of changeing the core.
The combined switch of the generator set provided by the invention is convenient to assemble and operate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a first perspective view of a first embodiment of a combination switch according to the present invention;
FIG. 2 is a second direction view of a first embodiment of a combination switch according to the present invention;
FIG. 3 is an exploded view of a first embodiment of a combination switch according to the present invention;
FIG. 4 is a top view of a first embodiment of a combination switch according to the present invention;
FIG. 5 is a partial cross-sectional view of a first embodiment of a combination switch according to the present invention;
FIG. 6 is a first internal block diagram of a knob housing of a first embodiment of a combination switch according to the present invention;
FIG. 7 is a second internal block diagram of the knob housing of the first embodiment of the combination switch provided by the present invention;
FIG. 8 is a third internal block diagram of a knob housing according to a first embodiment of the combination switch of the present invention;
FIG. 9 is a bottom view of a knob housing of a first embodiment of a combination switch according to the present invention;
FIG. 10 is an assembly view of a knob housing and a start switch according to a first embodiment of the combination switch of the present invention;
FIG. 11 is a block diagram of a mounting base of a first embodiment of a combination switch provided by the present invention;
FIG. 12 is an assembly view of a mounting base and a start switch according to a first embodiment of the combination switch of the present invention;
FIG. 13 is a first internal block diagram of a mounting base of a first embodiment of a combination switch according to the present invention;
FIG. 14 is a second internal block diagram of a mounting base of a first embodiment of a combination switch according to the present invention;
FIG. 15 is a third internal block diagram of the mounting base of the first embodiment of the combination switch provided by the present invention;
FIG. 16 is a block diagram of a rotary core of a first embodiment of a combination switch according to the present invention;
fig. 17 is an assembly diagram of a rotary core and a knob housing according to a first embodiment of the combination switch of the present invention.
Reference numerals:
a button fixing cover 1;
a start button 2, a button end plate 21, a button lever 22;
An elastic structure 3;
Knob housing 4, button slide 41, elastic structure mounting groove 42, clamping groove 43, positioning column 44;
the mounting seat 5, the mounting seat cover plate 51, the mounting base 52, the starting switch groove 53 and the switch bolt 54;
a start switch 6;
A choke switch 7, a choke slider 71, a choke cable 72;
a rotary core 8, a gear fixing groove 81 and a flameout trigger key 82;
A positioning plate 9, a latch 91;
An oil switch 10, a rotary shaft 101;
A flameout switch 11;
a gear-fixing spring plate 12;
A knob 13.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The core of the invention is to provide a combined switch which is convenient to assemble and operate. Another core of the present invention is to provide a fuel engine driven generator set comprising the above combination switch, which combination switch is easy to assemble and operate.
Referring to fig. 1 to 17, an embodiment of a combination switch provided by the present invention includes a knob 13 and a mounting seat 5 sequentially disposed along an axial direction.
The knob 13 comprises a start button 2 and a knob shell 4 which is rotationally sleeved on the start button 2. The knob housing 4 is rotatably connected to the mounting seat 5.
The mounting seat 5 is provided with a starting switch 6, a flameout switch 11, a choke switch 7 and an oil switch 10.
As shown in fig. 10, the start button 2 is moved axially to trigger the start switch 6.
As shown in fig. 17, the oil switch 10 includes a rotating shaft 101, the knob housing 4 is sleeved on the rotating shaft 101, and the rotating shaft 101 is sleeved with a rotating core 8, the knob housing 4 can drive the rotating shaft 101 and the rotating core 8 to synchronously rotate when rotating, and the on-off state of the oil switch 10 is switched by the rotation of the rotating shaft 101. Specifically, the positioning column 44 is provided with a positioning jack, for example, a square hole, the rotating core 8 is provided with a rotating core jack, for example, a square hole, the rotating shaft 101 is sequentially inserted into the rotating core jack and the positioning jack, the three are circumferentially limited and synchronously rotated through the insertion, and in addition, the rotating shaft 101 is in bolt connection with the knob shell 4 to realize axial fixation. The center line of the rotating shaft 101 is specifically the rotation center line of the knob housing 4 and the rotating core 8.
As shown in fig. 15, the rotation core 8 is provided with a flameout trigger key 82 to change the positional relationship between the flameout trigger key 82 and the flameout switch 11 by rotation of the rotation core 8, thereby switching the on/off state of the flameout switch 11.
As shown in fig. 3, 14 and 17, the choke slider 71 of the choke switch 7 is sleeved and fixed on the rotary core 8, so that the rotary core 8 drives the choke slider 71 to rotate, and the open and closed states of the choke switch 7 are switched.
The combined switch in the embodiment directly integrates the starting switch 6, the flameout switch 11, the choke valve switch 7 and the oil switch 10 on the mounting seat 5, so that the functions of controlling the oil switch 10, controlling the air valve, controlling the starting function and controlling the flameout function can be realized through one combined switch, the five functions are integrated, and when the combined switch is applied to a generator set, the setting of the number of switches in the generator set can be reduced, and the combined switch is convenient to assemble on the generator set; during operation, the on-off control of the flameout switch 11, the choke valve switch 7 and the oil switch 10 can be realized only by rotating the knob shell 4 and the rotating core 8, the starting and closing of the starting switch 6 can be flexibly controlled by pressing the starting button 2, the operation is convenient, the convenience is improved, in addition, the starting and closing of the starting switch 6 is additionally controlled by the starting button 2 without the control of the rotating core 8, the processing difficulty of the rotating core 8 can be simplified, and the starting switch 6 and the knob 13 do not need to be connected by a circuit, so that the assembly efficiency can be improved; in addition, the starting function is integrated on the combined switch, the panel does not need to independently leave the position of the starting switch 6, the panel space can be saved, and the panel layout attractiveness is improved.
Further, as shown in fig. 4 to 10, a button slide 41 is provided on the knob housing 4 so as to extend therethrough in the axial direction. The start button 2 includes a button end plate 21 and a button rod 22 fixed to one side of the button end plate 21 in the axial direction, and the mount 5 and the button end plate 21 are provided on both sides of the button slide 41 in the axial direction, respectively. The push button lever 22 extends axially displaceably into the push button slide 41.
In particular, as shown in fig. 5 to 17, the knob housing 4 includes a rotary body and a positioning post 44 that fixes an axial end of the rotary body, and the button slide 41 is provided to penetrate the rotary body in the axial direction. The button slide 41 is an arc-shaped groove body extending around the rotation center line of the rotating shaft 101. The rotary body has a cylindrical structure, the rotation center line of which is collinear with the rotation center line of the rotary shaft 101, and the button end plate 21 is a circular plate with a center on the rotation center line of the rotary body.
In addition, the push button 22 passes through a through hole in the generator panel to restrict the direction of movement of the push button 22 to move in the axial direction. During rotation of the knob housing 4, the button slide 41 moves relative to the button stem 22 to clear the button stem 22 in a direction perpendicular to the axial direction. That is, with the generator panel as a reference, the button bar 22 does not rotate with the knob housing 4 during rotation of the knob housing 4 based on the definition of the through hole in the generator panel, and the button slide 41 moves around the button bar 22 based on the arrangement of the button slide 41, and the button bar 22 does not hinder rotation of the knob housing 4.
In addition, the push button lever 22 is moved axially to change the axial distance from the start switch 6 to trigger the start switch 6. Specifically, depending on the kind of the start switch 6, the start switch 6 may be triggered by the pressing of the push button lever 22, or the start switch 6 may generate a trigger signal by detecting a change in the axial distance from the push button lever 22, but not in contact. More specifically, the start switch 6 and the flameout switch 11 may be micro switches, or may be other switch structures such as hall elements and photoelectric switches.
In this embodiment, the knob 13 adopts the disconnect-type design, and knob shell 4 rotation is operated, and start button 2 presses the operation, sets up button slide 41 through setting up on knob shell 4 to constraint to button pole 22 with the help of the through-hole on the generator panel, can make the axial displacement of start button 2, the rotation of knob shell 4 mutually noninterfere, can guarantee simultaneously that knob shell 4 and start button 2 assembly structure's compactness is favorable to the miniaturization of combination switch, prevents the maloperation.
Further, as shown in fig. 3, an elastic structure 3 is arranged between the button end plate 21 and the knob housing 4 to drive the start button 2 to reset axially, so that the start button 2 can be reset automatically, and the use of the combination switch is facilitated.
Further, as shown in fig. 4, 6 and 8, the knob 13 further includes a button fixing cover 1. The button fixing cover 1 has an annular structure, and the button fixing cover 1 is clamped and fixed on the knob housing 4, specifically, is clamped and connected on the clamping groove 43 of the knob housing 4. Part of the structure of the button end plate 21 is exposed through the middle part of the button fixing cover 1, and the button end plate 21 is propped against the button fixing cover 1 to limit the limit position of the axial resetting movement.
When the start button 2 needs to be triggered, the button end plate 21 is pressed from the part of the button end plate 21 exposed out of the button fixing cover 1 so as to trigger the start switch 6, when the button end plate 21 needs to be reset, the button end plate 21 is directly released, under the elastic action of the elastic structure 3, the button end plate 21 can be automatically reset to be propped against the button fixing cover 1, the edge part of the button fixing cover 1 is pressed by the button end plate 21, the placement stability of the button end plate 21 can be improved, meanwhile, the button end plate 21 can be prevented from being separated from the knob shell 4, and the use reliability is improved.
Further, as shown in fig. 6 to 8, the knob 13 further includes a positioning plate 9 disposed between the button end plate 21 and the knob housing 4, a latch 91 is disposed on the positioning plate 9, an elastic structure mounting groove 42 is disposed on the knob housing 4, the latch 91 extends into the elastic structure mounting groove 42, the elastic structure 3 is disposed in the elastic structure mounting groove 42, and the elastic structure 3 axially compresses the positioning plate 9 on the button end plate 21 through the latch 91.
Through the setting of elastic structure mounting groove 42 and bolt 91, can realize the reliable spacing to elastic structure 3, avoid it to remove at will in knob 13, in addition, because locating plate 9 sets up between button end plate 21 and elastic structure 3 for when button end plate 21 assembles, need not to worry the assembled state of elastic structure 3 again, reduce the assembly degree of difficulty of button end plate 21.
Further, as shown in fig. 15 and 16, a plurality of gear fixing grooves 81 are sequentially provided on the outer circumferential surface of the rotary core 8 in the circumferential direction, and a gear fixing spring 12 is fixedly provided on the mounting seat 5. During the rotation of the rotary core 8, the gear-fixing elastic sheet 12 sequentially springs into the gear-fixing grooves 81, so that the rotary core 8 can be respectively stopped at the preset gear positions defined by the gear-fixing grooves 81.
Wherein, specifically, the rotary core 8 comprises four gear shift grooves 81: START gear slot, ON gear slot, fuel-depletion gear slot, and OFF gear slot. In the rotating process of the rotating core 8, when the fixed gear spring piece 12 springs into the START gear groove, the rotating core 8 is stably suspended in the START gear; when the gear-fixing elastic sheet 12 is sprung into the ON gear groove, the rotary core 8 is stably suspended in the ON gear; when the gear-fixing elastic sheet 12 is sprung into the fuel oil exhaustion gear slot, the rotary core 8 is stably suspended in the fuel oil exhaustion gear; when the fixed gear spring piece 12 springs into the OFF gear slot, the rotary core 8 is stably suspended in the OFF gear. Wherein, during the rotation of the rotary core 8, the fixed-gear spring 12 can be separated from the fixed-gear groove 81 by overcoming the resistance of the fixed-gear spring 12, and then the next adjacent fixed-gear groove 81 can be sprung through the reset of the fixed-gear spring 12.
In this embodiment, through the cooperation of the fixed gear spring plate 12 and different fixed gear grooves 81, the stop of the rotary core 8 in different gears can be reliably realized, so that the on-off of different function switches in the combined switch can be reliably switched.
Further, as shown in fig. 11 to 15, the mount 5 includes an inner cavity in which the rotary core 8 and the flameout switch 11 are disposed, and the rotary core 8 and the flameout switch 11 can be effectively protected by the mount 5. Specifically, the inner cavity of the mounting seat 5 is formed between the mounting base 52 and the mounting seat cover plate 51, one end of the mounting base 52 in the axial direction is opened, the mounting seat cover plate 51 is arranged on the opening, and the flameout switch 11 and the stop spring 12 are fixed on an end plate opposite to the opening on the mounting base 52.
Meanwhile, as shown in fig. 1 and 2, the knob 13 and the oil switch 10 are all arranged outside the mounting seat 5, and the knob 13 and the oil switch 10 are respectively arranged on two sides of the mounting seat 5 in the axial direction, so that direct support can be provided for the knob 13 and the oil switch 10 through the mounting seat 5, and the stability of the combined switch structure is improved. Specifically, the knob 13 is disposed on the mount cover plate 51, and the oil switch 10 is disposed on the mount base 52.
Further, as shown in fig. 11 and 12, the starting switch groove 53 is provided on the outer side of the mounting seat 5, and the starting switch 6 is fixed on the starting switch groove 53, so that the assembly of the starting switch 6 can be facilitated. Specifically, a switch bolt 54 perpendicular to the axial direction is provided on the start switch groove 53, and the start switch 6 is inserted and fixed on the switch bolt 54.
Further, the rotary core 8, when sequentially rotated to the START gear, the ON gear, the fuel consumption gear and the OFF gear, specifically includes the following control procedures:
1. When the rotary core 8 rotates to the START gear, the choke valve switch 7 is in a closed state, an air inlet channel of the carburetor is not smooth, the oil switch 10 is in an on state to supply fuel to the carburetor, the flameout switch 11 is in an off state, and at the moment, the START button 2 is pressed down to enable the circuit of the START switch 6 to be conducted, so that the engine is started.
2. When the rotary core 8 rotates to the ON gear, the choke valve switch 7 is in an open state, the air inlet channel of the carburetor is smooth, the oil switch 10 is in an ON state, fuel is supplied to the carburetor, the engine runs normally at the moment, and the flameout switch 11 is in an off state. In this gear, if the engine is in a stopped state, the start button 2 may be pressed to turn on the start switch 6, thereby starting the engine.
3. When the rotary core 8 rotates to the fuel consumption gear, the choke valve switch 7 is in an open state, the air inlet channel of the carburetor is smooth, the oil switch 10 is in an off state, the fuel supply to the carburetor is stopped, and the flameout switch 11 is in an off state. At this time, the engine still operates normally, and fuel in the carburetor is consumed. The fuel consumption gear is located between the OFF gear and the ON gear of the rotary core 8, and the fuel consumption gear is increased to disconnect the fuel switch 10 before the engine is shut down, so that the fuel in the carburetor is consumed.
4. When the rotary core 8 rotates to the OFF gear, the choke valve switch 7 is in an open state, the air inlet channel of the carburetor is smooth, the oil switch 10 is in an OFF state, the fuel supply to the carburetor is stopped, the flameout switch 11 is in an on state, the flameout switch 11 is electrically conducted, and the engine is flameout and closed.
Besides the combined switch, the invention also provides a generator set, in particular to a fuel power generator set. The generator set comprises a combined switch, and the combined switch can be specifically provided in any embodiment, and the beneficial effects can be correspondingly referred to the above embodiments. The structure of each other part of the generator set is referred to the prior art, and will not be described herein. In addition, the generator set further comprises a machine body, and the generator panel can be specifically arranged in the machine body.
It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The combination switch and the fuel engine driven generator set provided by the invention are described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (9)
1. The combined switch is characterized by comprising a knob (13) and a mounting seat (5) which are sequentially arranged along the axial direction; the knob (13) comprises a starting button (2) and a knob shell (4) which is rotationally sleeved on the starting button (2); the knob shell (4) is rotationally connected to the mounting seat (5); a starting switch (6), a flameout switch (11), a choke valve switch (7) and an oil switch (10) are arranged on the mounting seat (5); the start button (2) is moved axially to trigger the start switch (6); the oil switch (10) comprises a rotating shaft (101), the rotating shaft (101) is sleeved with the knob shell (4), the rotating shaft (101) is sleeved with a rotating core (8), the knob shell (4) can drive the rotating shaft (101) and the rotating core (8) to synchronously rotate when rotating, and the on-off state of the oil switch (10) is switched through the rotation of the rotating shaft (101); a flameout trigger key (82) is arranged on the rotary core (8) so as to change the position relationship between the flameout trigger key (82) and the flameout switch (11) through the rotation of the rotary core (8), and then the on-off state of the flameout switch (11) is switched; the choke slider (71) of the choke switch (7) is sleeved and fixed on the rotating core (8) so as to drive the choke slider (71) to rotate through the rotating core (8) and further switch the open-close state of the choke switch (7);
The knob shell (4) is provided with a button slide way (41) in an axial penetrating way, the starting button (2) comprises a button end plate (21) and a button rod (22) fixed on one side of the button end plate (21) in the axial direction, and the mounting seat (5) and the button end plate (21) are respectively arranged on two sides of the button slide way (41) in the axial direction; the button rod (22) passes through a through hole in the generator panel to restrict the movement direction of the button rod (22) to move along the axial direction, the button rod (22) can axially movably extend into the button slide way (41), and the button slide way (41) moves relative to the button rod (22) to avoid the button rod (22) in the direction vertical to the axial direction during the rotation of the knob shell (4); the push button lever (22) is moved axially to change the axial distance from the start switch (6) to trigger the start switch (6).
2. The combination switch according to claim 1, characterized in that an elastic structure (3) is arranged between the button end plate (21) and the knob housing (4) to drive the actuation button (2) to axially reset.
3. The combination switch according to claim 2, wherein the knob (13) further comprises a button fixing cover (1), the button fixing cover (1) is of a ring-shaped structure, the button fixing cover (1) is clamped and fixed on the knob housing (4), a part of the structure of the button end plate (21) is exposed through the middle part of the button fixing cover (1), and the button end plate (21) abuts against the button fixing cover (1) to limit the limit position of the axial resetting movement.
4. The combination switch according to claim 2, wherein the knob (13) further comprises a positioning plate (9) arranged between the button end plate (21) and the knob housing (4), a bolt (91) is arranged on the positioning plate (9), an elastic structure mounting groove (42) is arranged on the knob housing (4), the bolt (91) extends into the elastic structure mounting groove (42), the elastic structure (3) is arranged in the elastic structure mounting groove (42), and the elastic structure (3) axially presses the positioning plate (9) on the button end plate (21) through the bolt (91).
5. -Composed switch according to any of the claims 1 to 4, characterised in that the rotary core (8) is rotatable in sequence to a START gear, an ON gear, a fuel-depletion gear and an OFF gear;
When the rotary core (8) rotates to the START gear, the choke valve switch (7) is in a closed state, the oil switch (10) is in an on state, and the flameout switch (11) is in an off state;
When the rotary core (8) rotates to the ON gear, the choke valve switch (7) is in an open state, the oil switch (10) is in an ON state, and the flameout switch (11) is in an off state;
When the rotary core (8) rotates to the fuel oil exhaustion gear, the choke valve switch (7) is in an open state, the oil switch (10) is in an open state, and the flameout switch (11) is in an open state;
When the rotary core (8) rotates to the OFF gear, the choke valve switch (7) is in an open state, the oil switch (10) is in an OFF state, and the flameout switch (11) is in an on state.
6. The combination switch according to any one of claims 1 to 4, wherein a plurality of gear-fixing grooves (81) are sequentially formed in the peripheral surface of the rotary core (8) along the circumferential direction, a gear-fixing elastic sheet (12) is fixedly arranged on the mounting seat (5), and during the rotation process of the rotary core (8), the gear-fixing elastic sheet (12) sequentially ejects into each gear-fixing groove (81) so that the rotary core (8) can be respectively fixed at preset gear positions defined by each gear-fixing groove (81).
7. The combination switch according to any one of claims 1 to 4, wherein the mounting base (5) comprises an inner cavity, the rotary core (8) and the flameout switch (11) are arranged in the inner cavity, the knob (13) and the oil switch (10) are arranged outside the mounting base (5), and the knob (13) and the oil switch (10) are respectively arranged on two sides of the mounting base (5) in the axial direction.
8. The combination switch according to any one of claims 1 to 4, wherein an activation switch groove (53) is provided on the outer side of the mounting base (5), and the activation switch (6) is fixed to the activation switch groove (53).
9. A generator set comprising a body and a combination switch as claimed in any one of claims 1 to 8.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111172594.0A CN113921354B (en) | 2021-10-08 | 2021-10-08 | Combined switch and generator set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111172594.0A CN113921354B (en) | 2021-10-08 | 2021-10-08 | Combined switch and generator set |
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| CN113921354A CN113921354A (en) | 2022-01-11 |
| CN113921354B true CN113921354B (en) | 2024-04-30 |
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| CN202111172594.0A Active CN113921354B (en) | 2021-10-08 | 2021-10-08 | Combined switch and generator set |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114743843A (en) * | 2022-03-24 | 2022-07-12 | 华为数字技术（苏州）有限公司 | Power mechanism, switch, power conversion device and power supply system |
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| CN112768281A (en) * | 2021-01-27 | 2021-05-07 | 苏州市双马机电有限公司 | Generator starting conversion device |
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| US4895114A (en) * | 1987-12-15 | 1990-01-23 | Kioritz Corporation | Internal combustion engine driven device |
| CN203271929U (en) * | 2013-05-15 | 2013-11-06 | 重庆润通动力有限公司 | Small generator unit and combination switch thereof |
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| CN113921354A (en) | 2022-01-11 |
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