CN214672331U

CN214672331U - Generator starting conversion device

Info

Publication number: CN214672331U
Application number: CN202120223531.2U
Authority: CN
Inventors: 蔡丹
Original assignee: Suzhou Erma Mechnical & Electrical Co ltd
Current assignee: Suzhou Erma Mechnical & Electrical Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-09
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a generator starts conversion equipment, be in including switch box, setting the oily switch of switch box one end, setting are in the knob of the switch box other end and setting are in adjusting gear, shell fragment, flame-out switch of intracavity and the cam that has the air door cable in the switch box, oily switch extends to in the switch box and with the knob is connected, adjusting gear fixes on the oily switch, be equipped with on the adjusting gear a plurality of gear grooves and with flame-out switch complex switch portion, be equipped with on the shell fragment with the first spacing portion that the gear groove matches, the cam with coaxial arrangement of adjusting gear and with adjusting gear's pivot portion clearance fit. The utility model provides a generator starts conversion equipment can improve structural stability.

Description

Generator starting conversion device

Technical Field

The utility model relates to a power equipment technical field, in particular to generator start conversion equipment.

Background

The existing generator starting method mainly comprises the following schemes.

Firstly, an oil switch, a throttle and a flameout switch are separately used and controlled by a single device, and the defects are that the use is troublesome and the operation is needed to be carried out at three different positions.

And secondly, a combined starting device is used, but the starting device is not sensitive to return and has no limit measure, so that the starting and running of the engine are influenced, and the user experience is poor.

SUMMERY OF THE UTILITY MODEL

Based on the problem, the utility model aims at providing a generator starts conversion equipment can guarantee the structural reliability of air door cable.

In order to solve the problems in the prior art, the utility model provides a technical scheme is:

the utility model provides a generator starts conversion equipment, is in including switch box, setting the oily switch of switch box one end, setting are in the knob of the switch box other end and setting are in adjusting gear, shell fragment, flame-out switch and the cam that has the air door cable of intracavity in the switch box, oily switch extends to in the switch box and with the knob is connected, adjusting gear fixes on the oily switch, be equipped with a plurality of gear grooves on the adjusting gear and with flame-out switch complex switch portion, be equipped with on the shell fragment with the first spacing portion that the gear groove matches, the cam with the coaxial arrangement of adjusting gear and with adjusting gear's pivot portion clearance fit.

Further, adjusting gear still includes the carousel, pivot portion sets up carousel thickness direction one side, a plurality of gear grooves set up in the carousel week, switch portion sets up on the outer wall of pivot portion, be equipped with on the cam with switch portion matches dodge the groove, works as when the carousel rotates flame-out gear, switch portion with flame-out switch butt, switch portion with dodge the groove both ends and all have the interval.

Furthermore, the outer wall of the rotating shaft part is further provided with a limiting block, the cam is provided with a limiting groove matched with the limiting block, and when the rotating shaft rotates to a flameout gear, the limiting block and two ends of the limiting groove are provided with intervals.

Furthermore, the limiting block and the switch block are arranged on two radial sides of the rotating shaft part.

Furthermore, a second limiting part matched with the bump is arranged in the switch box, and when the switch part is abutted against the flameout switch, a bump on the rotary disc is abutted against the second limiting part.

Furthermore, a limiting rope and a positioning column are arranged at one end, matched with the cam, of the air door inhaul cable, the limiting rope is located on the radial outer side of the positioning column, a placing groove matched with the limiting rope and a positioning hole matched with the positioning column are formed in the cam, and the positioning hole is communicated with the placing groove.

Furthermore, the elastic sheet comprises a U-shaped elastic sheet main body and fixing parts symmetrically arranged at two ends of the elastic sheet main body, the first limiting part is arranged on the elastic sheet main body, and positioning grooves matched with the fixing parts are formed in the switch box.

Further, the switch box includes the box body, and sets up upper cover on the box body, the box body periphery is equipped with a plurality of draw-in grooves, on cover be equipped with the buckle that the draw-in groove matches.

Furthermore, a plurality of fixing columns are arranged in the box body, and the upper cover is fixed on the fixing columns through fasteners.

Compared with the prior art, the utility model has the advantages that:

clearance fit between adjusting gear and the cam, when the generator switched to flame-out state by the running state, the air door line did not rotate along with adjusting gear rotation, can guarantee air door cable structure reliability, but adopt cam mechanism convenient operation, reduced the rotatory torsion of switch.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a generator starting and converting device according to the present invention;

fig. 2 is a first schematic structural diagram of a cam according to an embodiment of the present invention;

fig. 3 is a second schematic structural view of the cam according to the embodiment of the present invention;

fig. 4 is a first schematic structural diagram of an adjusting gear according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram ii of an adjusting gear according to an embodiment of the present invention;

fig. 6 is a schematic view illustrating the cooperation of the cam and the adjusting gear according to the embodiment of the present invention;

fig. 7 is a schematic structural view of a spring plate in an embodiment of the present invention;

fig. 8 is a schematic structural diagram of the embodiment of the present invention at the starting gear;

fig. 9 is a schematic structural diagram of the embodiment of the present invention in an operating position;

fig. 10 is a schematic structural view of the embodiment of the present invention at a flameout position;

wherein:

1. a knob;

2. an upper cover;

3. a cam; 3-1, avoiding the groove; 3-2, limiting grooves; 3-3, positioning holes; 3-4, placing a groove;

4. an adjusting gear; 4-1, a turntable; 4-1a, bumps; 4-1b, gear grooves; 4-2, a rotating shaft part; 4-3, a switch part; 4-4, a limiting block;

5. a spring plate; 5-1, a spring plate body; 5-2, a first limiting part; 5-3, a fixing part;

6. a box body; 6-1 and a second limiting part; 6-2, positioning grooves; 6-3, fixing columns;

7. an oil switch;

8. a flameout switch;

9. an air door stay cable; 9-1, a positioning column; 9-2 and a limiting rope.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.

Referring to fig. 1, for the structural schematic diagram of the embodiment of the present invention, a power generator starting conversion device is provided, which includes a switch box, an oil switch 7 disposed at one end of the switch box, a knob 1 disposed at the other end of the switch box, and an adjusting gear 4 disposed in the inner cavity of the switch box, an elastic sheet 5, a flameout switch 8, and a cam 3 with an air door cable 9, wherein the oil switch 7 extends into the switch box and is connected with the knob 1, the adjusting gear 4 is fixed on the oil switch 7, three gear slots 4-1b and a switch portion 4-3 matched with the flameout switch 8 are disposed on the adjusting gear 4, a first limiting portion 5-2 matched with the gear slots 4-1b is disposed on the elastic sheet 5, and the cam 3 is coaxially disposed with the adjusting gear 4 and is in clearance fit with the rotating shaft portion 4-2 of the adjusting gear 4.

Referring to fig. 4-5, the adjusting gear 4 further comprises a rotary plate 4-1, a rotary shaft portion 4-2 is arranged on one side of the rotary plate 4-1 in the thickness direction, three gear grooves 4-1b are arranged on the periphery of the rotary plate 4-1, as shown in fig. 5, the adjusting gear comprises a starting gear, an operating gear and a flameout gear which are sequentially arranged along the clockwise direction of the rotary plate 4-1, a switch portion 4-3 is arranged on the outer wall of the rotary shaft portion 4-2, an avoiding groove 3-1 matched with the switch portion 4-3 is arranged on the cam 3, and the avoiding groove 3-1 is arc-shaped. Specifically, four lugs 4-1a are arranged at intervals in the circumferential direction of the rotary disc 4-1, and a gear groove 4-1b is formed between adjacent lugs 4-1 a. When the adjusting gear 4 is in a starting gear, the switch part 4-3 is abutted against one end of the avoidance groove 3-1 in the arc length direction, when the adjusting gear 4 rotates from the starting gear to an operating gear (rotates from the state of figure 8 to the state of figure 9 and rotates anticlockwise by 55 degrees), the cam 5 rotates under the action of a carburetor return spring, the position of the switch part 4-3 in the avoidance groove 3-1 is unchanged, when the adjusting gear 4 rotates from the operating gear to a flameout gear (rotates from the state of figure 9 to the state of figure 10 and rotates anticlockwise by 60 degrees), the switch part 4-3 moves to the middle part of the avoidance groove 3-1, the cam 5 does not rotate, and at the moment, the switch part 4-3 and two ends of the avoidance groove 3-1 in the arc length direction are spaced.

In order to further optimize the implementation effect of the utility model, the outer wall of the rotating shaft part 4-2 is further provided with a limiting block 4-4, the cam 3 is provided with a limiting groove 3-2 matched with the limiting block 4-4, the cam 3 can be limited on the adjusting gear 4 to be coaxially arranged with the adjusting gear 4, preferably, the limiting block 4-4 and the switch part 4-3 are arranged at the radial two sides of the rotating shaft part 4-2, and the limiting block 4-4 and the limiting groove 3-2 are both arc-shaped. When the adjusting gear 4 is in a starting gear, the limiting block 4-4 is abutted against one end of the limiting groove in the arc length direction of the limiting groove 3-2, when the adjusting gear 4 rotates from the starting gear to an operating gear, the cam 5 rotates under the action of the carburetor return spring, the position of the limiting block 4-4 in the limiting groove 3-2 is unchanged, when the adjusting gear 4 rotates from the operating gear to a flameout gear, the limiting block 4-4 moves to the middle of the limiting groove 3-2, the cam 5 does not rotate, and at the moment, the limiting block 4-4 and two ends of the limiting groove 3-2 in the arc length direction have intervals.

In order to improve the stability of the starting conversion device, a second limiting part 6-1 matched with the lug 3 is arranged in the switch box, when the oil switch 7 is rotated through the knob 1 to drive the adjusting gear 4 to rotate to a flameout gear, as shown in figure 10, the switch part 4-3 is abutted against the flameout switch, and at the moment, a lug on the rotary table 4-1 is abutted against the second limiting part 6-1, so that the stability of the mechanism is ensured.

Referring to fig. 2-3, one end of the air door cable 9 is fixed on the cam 3 and the other end extends out of the switch box, a limiting rope 9-2 and a positioning column 9-1 are arranged at one end of the air door inhaul cable 9 matched with the cam 3, the limiting rope 9-2 is positioned at the radial outer side of the positioning column 9-1, the cam 3 is provided with a placing groove 3-4 matched with the limiting rope 9-2 and a positioning hole 3-3 matched with the positioning column 9-1, the positioning hole 3-3 is communicated with the placing groove 3-4, the positioning column 9-1 is arranged in the positioning hole 3-3, the limiting rope 9-2 is arranged in the placing groove 3-4 at the same time, can be connected air door cable 9 with cam 3, the connection between air door cable 9 and the generator carburetor is prior art, the utility model discloses no longer describe.

Referring to fig. 6, the spring plate 5 comprises a U-shaped spring plate main body 5-1 and fixing portions 5-3 symmetrically arranged at two ends of the spring plate main body 5-1, the first limiting portion 5-2 is arranged on the spring plate main body 5-1, and a positioning groove 6-2 matched with the fixing portions 5-3 is arranged in the switch box.

In this example, the switch box includes box body 6 and upper cover 2 that sets up on box body 6, and box body 6 periphery is equipped with a plurality of draw-in grooves, is equipped with the buckle that matches with the draw-in groove on upper cover 2, and the buckle is connected between box body 6 and upper cover 2.

In order to improve the connection stability between the box body 6 and the upper cover 2, three fixing columns 6-3 are arranged in the box body 6, the upper cover 2 is fixed on the fixing columns 6-3 through fasteners, the three fixing columns 6-3 are arranged in a triangular shape, and the fasteners can adopt screws.

When the wind power generator works, the oil switch 7 is rotated through the knob 1 to drive the adjusting gear 4 to rotate to a starting gear, the limiting part 5-2 is positioned in the starting gear limiting groove, the air door is closed at the moment, the oil switch 7 is opened, and the generator is in a starting state; continuing to rotate the knob 1 anticlockwise to drive the adjusting gear 4 to rotate to an operating gear, moving the limiting part 5-2 into an operating gear limiting groove, rotating the coaxial cam 3 under the action of a carburetor return spring, opening the oil switch 7 at the moment, opening a carburetor air door, and enabling the generator to be in an operating state; the knob 1 continues to rotate anticlockwise, the adjusting gear 4 rotates to a flameout gear, the switch portion 4-3 is abutted to the flameout switch 8 to achieve flameout of the generator, the cam 3 is fixed, an idle stroke exists between the cam 3 and the adjusting gear 4, and the structural reliability of the air door stay cable 9 is guaranteed.

The above examples are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable the person skilled in the art to understand the contents of the present invention and to implement the present invention, and thus the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A generator start-up conversion device is characterized in that: comprises a switch box, an oil switch (7) arranged at one end of the switch box, a knob (1) arranged at the other end of the switch box, an adjusting gear (4), an elastic sheet (5), a flameout switch (8) and a cam (3) with an air door inhaul cable (9) which are arranged in the inner cavity of the switch box, the oil switch (7) extends into the switch box and is connected with the knob (1), the adjusting gear (4) is fixed on the oil switch (7), a plurality of gear grooves (4-1b) and a switch part (4-3) matched with the flameout switch (8) are arranged on the adjusting gear (4), the elastic sheet (5) is provided with a first limit part (5-2) matched with the gear groove (4-1b), the cam (3) and the adjusting gear (4) are coaxially arranged and are in clearance fit with each other between the adjusting gear (4).

2. The generator starting switching device of claim 1, wherein: adjusting gear (4) still include carousel (4-1), and pivot portion (4-2) sets up carousel (4-1) thickness direction one side, a plurality of gear grooves (4-1b) set up in the week of carousel (4-1), switch portion (4-3) set up on the outer wall of pivot portion (4-2), be equipped with on cam (3) with switch portion (4-3) match dodge groove (3-1), work as when carousel (4-1) is rotatory to flame-out gear, switch portion (4-3) with flame-out switch (8) butt, switch portion (4-3) with it all has the interval to dodge groove (3-1) both ends.

3. The generator starting switching device of claim 2, wherein: the rotating shaft part (4-2) is further provided with a limiting block (4-4), the cam (3) is provided with a limiting groove (3-2) matched with the limiting block (4-4), and when the rotating disc (4-1) rotates to a flameout gear, the limiting block (4-4) and two ends of the limiting groove (3-2) are spaced.

4. The generator starting switching device of claim 3, wherein: the limiting blocks (4-4) and the switch parts (4-3) are arranged on two radial sides of the rotating shaft part (4-2).

5. The generator starting switching device of claim 2, wherein: the rotary table (4-1) is provided with a plurality of lugs (4-1a) at intervals in the circumferential direction, and the gear groove (4-1b) is formed between every two connected lugs (4-1 a).

6. The generator starting switching device of claim 5, wherein: and a second limiting part (6-1) matched with the bump (4-1a) is arranged in the switch box, and when the switch part (4-3) is abutted against the flameout switch (8), a bump (4-1a) on the rotary disc (4-1) is abutted against the second limiting part (6-1).

7. The generator starting switching device of claim 1, wherein: one end of the air door inhaul cable (9) matched with the cam (3) is provided with a limiting rope (9-2) and a positioning column (9-1), the limiting rope (9-2) is located on the radial outer side of the positioning column (9-1), the cam (3) is provided with a placing groove (3-4) matched with the limiting rope (9-2) and a positioning hole (3-3) matched with the positioning column (9-1), and the positioning hole (3-3) is communicated with the placing groove (3-4).

8. The generator starting switching device of claim 1, wherein: the elastic sheet (5) comprises a U-shaped elastic sheet main body (5-1) and fixing parts (5-3) symmetrically arranged at two ends of the elastic sheet main body (5-1), the first limiting part (5-2) is arranged on the elastic sheet main body (5-1), and positioning grooves (6-2) matched with the fixing parts (5-3) are arranged in the switch box.

9. The generator starting switching device of claim 1, wherein: the switch box comprises a box body (6) and an upper cover (2) arranged on the box body (6), wherein a plurality of clamping grooves are formed in the periphery of the box body (6), and buckles matched with the clamping grooves are arranged on the upper cover (2).

10. The generator starting switching device of claim 9, wherein: a plurality of fixing columns (6-3) are arranged in the box body (6), and the upper cover (2) is fixed on the fixing columns (6-3) through fasteners.