CN219795395U - Speed regulator flyweight for adjusting stability of fuel injection pump - Google Patents
Speed regulator flyweight for adjusting stability of fuel injection pump Download PDFInfo
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- CN219795395U CN219795395U CN202320485190.5U CN202320485190U CN219795395U CN 219795395 U CN219795395 U CN 219795395U CN 202320485190 U CN202320485190 U CN 202320485190U CN 219795395 U CN219795395 U CN 219795395U
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- flyweight
- seat
- rotating shaft
- base
- injection pump
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- 238000002347 injection Methods 0.000 title claims abstract description 21
- 239000007924 injection Substances 0.000 title claims abstract description 21
- 239000000446 fuel Substances 0.000 title claims abstract description 8
- 230000001105 regulatory effect Effects 0.000 claims abstract description 43
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 230000001276 controlling effect Effects 0.000 claims abstract description 4
- 238000010030 laminating Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- High-Pressure Fuel Injection Pump Control (AREA)
Abstract
The utility model provides a speed regulator flyweight for regulating the stability of an oil injection pump, which comprises a base and a flyweight structure which is arranged on the upper end surface of the base and is used for controlling the centrifugal force of the flyweight, wherein a rotating shaft is vertically arranged on the base in a penetrating manner, the flyweight structure is arranged on the rotating shaft in a penetrating manner, the rotating shaft is connected with a rotating gear in a coaxial manner, the flyweight structure comprises a flyweight seat fixedly attached to the upper end surface of the base, a plurality of flyweight blades which are detachably arranged around the flyweight seat in an annular array manner, and the flyweight seat is arranged on the rotating shaft in a penetrating manner. The speed regulator flyweight for regulating the stability of the fuel injection pump provided by the utility model can be used for avoiding the problem of unbalanced centrifugal force of the flyweight of the speed regulator due to smaller mass, improving the speed regulation elastic tension and the capability of overcoming internal resistance, ensuring uniform fuel injection quantity of the fuel injection pump, and ensuring that the rotation speed of a generating set fluctuates and the power is stable.
Description
Technical Field
The utility model belongs to the technical field of diesel engine speed regulation accessories, and particularly relates to a speed regulator flyweight for regulating the stability of an oil injection pump.
Background
The speed regulator flyweights are hinged on the flyweight frame, the flyweight frame is fixed on the speed regulator shaft, the speed regulator flyweights generate centrifugal force through the rotation of the oil injection pump cam shaft, the speed regulator flyweights are main parts for balancing the work of the speed regulator, in the work, the speed regulator is unbalanced in a certain working section due to the fact that the flyweight is too small, and the increase of the flyweight is one of main methods for improving the working capacity of the speed regulator.
The existing speed regulator adopts a structure that the centrifugal thrust of the flyweights balances the pulling force of the speed regulating springs, because the flyweights are small in mass, the generated centrifugal thrust is small, the speed regulating elastic pulling force is small, the capacity of overcoming the internal resistance of the system is small, the two are very easy to be in an unbalanced state, the toothed bars controlled by the speed regulator are unstable to move, the oil injection pump is easy to be in an uneven oil injection quantity, the rotation speed fluctuation and the power instability of the generating set are caused, and certain damage is caused to an electric appliance.
The technical problem that the centrifugal force is unbalanced due to the fact that the flyweights of the speed regulator are small is solved.
Disclosure of Invention
The utility model aims to provide a speed regulator flyweight for regulating the stability of an oil injection pump, which solves the problem of unbalanced centrifugal force caused by smaller mass of the flyweight of the speed regulator, improves the speed regulation elastic tension and the capability of overcoming internal resistance, and has uniform oil injection quantity, fluctuation of the rotating speed of a generating set and stable power.
The utility model provides a speed regulator flyweight of regulation injection pump stability, includes the base, sets up the flyweight structure that is in the base up end just is used for controlling flyweight centrifugal force, the rotation axis is worn to be equipped with perpendicularly to the base, flyweight structure wears to establish on the rotation axis, rotation axis and the coaxial heart of rotatory gear are connected.
The flyweight structure comprises a flyweight seat fixedly attached to the upper end face of the base and a plurality of flyweight blades detachably arranged around the flyweight seat in an annular array, and the flyweight seat penetrates through the rotating shaft.
The flyweight seat and the base are coaxially arranged.
The upper end of the flyweight seat is provided with a nut, the nut is arranged on the rotating shaft through threads, and the nut and the flyweight seat are coaxially arranged.
The upper end face of the nut is provided with a speed regulating sleeve seat in a fitting mode, the speed regulating sleeve seat is movably arranged on the rotating shaft in a penetrating mode, the upper end face of the speed regulating sleeve seat is fixedly provided with a speed regulating sleeve, and the end portion of the rotating shaft is movably sleeved with the speed regulating sleeve.
The side part of the flyweight blade is provided with a groove, the speed regulating sleeve seat is embedded in the groove, and the flyweight blade is provided with a plurality of flyweight blades.
The utility model achieves the following remarkable effects:
(1) The four flyweight blades are arranged to generate balanced centrifugal force, so that the speed regulation elastic tension and the capability of overcoming the internal resistance of the system are in a balanced state, and the oil injection quantity of the oil injection pump is uniform.
(2) The flyweight blades are arranged on the flyweight seat in an openable and closable manner through bolts, and the speed regulation elastic tension and the capacity of overcoming the internal resistance of the system are in a balanced state, so that the rotation speed fluctuation and the power stability of the generating set are ensured.
Drawings
Fig. 1 is an overall construction diagram of the present utility model.
Fig. 2 is a block diagram of the structure of the flyweight of the present utility model.
FIG. 3 is a block diagram of a flyweight blade according to the present utility model.
Fig. 4 is a structural view of the flyweight seat of the present utility model.
Wherein, the reference numerals are as follows: 1. a speed regulating sleeve; 2. a flyweight structure; 3. a nut; 4. a rotation shaft; 5. a base; 6. a bolt; 7. flying block leaves; 8. a groove; 9. a flyweight seat; 10. a speed regulating sleeve seat; 11. the gear is rotated.
Detailed Description
In order to more clearly describe the technical characteristics of the present solution, the present solution is described below by means of specific embodiments.
Referring to fig. 1-4, a speed regulator flyweight for adjusting stability of an oil injection pump comprises a base 5 and a flyweight structure 2 arranged on the upper end surface of the base 5 and used for controlling centrifugal force of the flyweight, wherein a rotating shaft 4 is vertically arranged on the base 5 in a penetrating mode, the flyweight structure 2 is arranged on the rotating shaft 4 in a penetrating mode, and the rotating shaft 4 is connected with a rotating gear 11 in a coaxial mode.
The flyweight structure 2 comprises a flyweight seat 9 fixedly attached to the upper end face of the base 5, a plurality of flyweight blades 7 detachably arranged around the flyweight seat 9 in an annular array, and the flyweight seat 9 is arranged on the rotary shaft 4 in a penetrating manner.
The flyweight seat 9 is arranged coaxially with the base 5.
The upper end of flyweight seat 9 sets up nut 3, and nut 3 passes through the screw thread setting on rotation axis 4, and nut 3 and flyweight seat 9 coaxial setting.
The upper end face of the nut 3 is provided with a speed regulating sleeve seat 10 in a fitting way, the speed regulating sleeve seat 10 is movably arranged on the rotating shaft 4 in a penetrating way, the upper end face of the speed regulating sleeve seat 10 is fixedly provided with a speed regulating sleeve 1, and the speed regulating sleeve 1 is movably sleeved at the end part of the rotating shaft 4.
The lateral part of the flyweight leaf 7 is provided with a groove 8, a speed regulating sleeve seat 10 is embedded in the groove 8, and the flyweight leaf 7 is provided with a plurality of flyweight leaves.
The specific working process of the utility model comprises the following steps:
the base 5 is fixedly arranged on the rotating shaft 4, the flyweight seats 9 are arranged around the base 5, the flyweight blades 7 are arranged on the flyweight seats 9 in a swinging way through bolts, the side parts of the nuts 3 are attached to the bases of the flyweight blades 7, the base 5, the flyweight seats 9 and the nuts 3 are coaxially arranged on the rotating shaft 4, threads are arranged on the rotating shaft 4, the nuts 3 are screwed up through the threads, the speed regulating sleeve seats 10 are arranged in the grooves 8 on the flyweight blades 7, and the speed regulating sleeve 1 movably wraps the end parts of the rotating shaft 4;
under the drive of a rotary gear 11, the rotary shaft 4 rotates, when the rotary shaft 4 drives the base 5 to rotate, the flyweight seat 9 on the base 5 drives the flyweight blade 7 to rotate, when the flyweight blade 7 rotates outwards by a certain angle under the action of an outwards centrifugal force, the flyweight blade 7 rotates outwards by a certain angle and pushes the speed regulating sleeve seat 10 to extend forwards, the speed regulating sleeve seat 10 drives the speed regulating sleeve 1 to move, so that the speed regulating sleeve 1 pushes the connecting rod structure to move, when the outwards centrifugal force is reduced, the centrifugal force of the flyweight blade 7 rotates inwards, the speed regulating sleeve seat 10 contracts backwards while the speed regulating sleeve 1 does not push the connecting rod structure to move;
one end of the connecting rod is fixedly connected with the accelerator pedal, and the other end of the connecting rod is fixedly connected with the speed regulating sleeve 1;
if a driver presses an accelerator pedal to a certain position, and the connecting rod reaches a certain position, when the connecting rod is unchanged, the connecting rod connected with the speed regulating sleeve 1 pushes the speed regulating sleeve 1 to move backwards, the centrifugal force of the flyweight blades 7 is reduced, and the oil supply amount is increased;
if the throttle pedal of the driver is released to a certain position and is unchanged, when the connecting rod reaches a certain position and is unchanged, the connecting rod connected with the speed regulating sleeve 1 pushes the speed regulating sleeve 1 to move forwards, the centrifugal force of the flyweight blades 7 is increased, and then the oil supply is reduced;
the nut 3 is fixedly arranged on the rotating shaft 4, when the rotating shaft 4 rotates, the nut 3 is clamped and fixed to the flyweight seat 9 to move back and forth, and the flyweight seat 9 can be driven to move back and forth by the generated centrifugal force when the flyweight blade 7 rotates, so that the flyweight seat 9 is prevented from sliding back and forth when the flyweight blade 7 rotates, the nut 3 is fixed through threads on the rotating shaft 4, and the flyweight seat 9 is prevented from moving forward when rotating.
The technical features of the present utility model that are not described in the present utility model may be implemented by or using the prior art, and are not described in detail herein, but the above description is not intended to limit the present utility model, and the present utility model is not limited to the above examples, but is also intended to be within the scope of the present utility model by those skilled in the art.
Claims (5)
1. The speed regulator flyweight for regulating the stability of the fuel injection pump is characterized by comprising a base (5) and a flyweight structure (2) which is arranged on the upper end surface of the base (5) and used for controlling the centrifugal force of the flyweight, wherein a rotating shaft (4) is vertically penetrated through the base (5), the flyweight structure (2) is penetrated through the rotating shaft (4), and the rotating shaft (4) is connected with a rotating gear (11) in a coaxial way;
flyweight structure (2) are in including fixed laminating setting flyweight seat (9) of base (5) up end, be annular array and dismantle setting a plurality of flyweight leaves (7) around flyweight seat (9), flyweight seat (9) wear to establish on rotation axis (4), flyweight leaf (7) are through the setting of bolt wobblability on flyweight seat (9).
2. A governor flyweight for adjusting stability of an injection pump according to claim 1, wherein the flyweight seat (9) is arranged coaxially with the base (5).
3. The speed regulator flyweight for regulating the stability of the fuel injection pump according to claim 2, wherein a nut (3) is arranged at the upper end of the flyweight seat (9), the nut (3) is arranged on the rotating shaft (4) through threads, and the nut (3) and the flyweight seat (9) are coaxially arranged.
4. A speed regulator flyweight for regulating stability of an oil injection pump according to claim 3, characterized in that a speed regulating sleeve seat (10) is attached to the upper end surface of the nut (3), the speed regulating sleeve seat (10) is movably arranged on the rotating shaft (4) in a penetrating way, a speed regulating sleeve (1) is fixedly arranged on the upper end surface of the speed regulating sleeve seat (10), and the speed regulating sleeve (1) is movably sleeved at the end part of the rotating shaft (4).
5. The speed regulator flyweight for regulating the stability of the fuel injection pump according to claim 4, wherein grooves (8) are formed in the side parts of the flyweight blades (7), speed regulating sleeve seats (10) are embedded in the grooves (8), and a plurality of flyweight blades (7) are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320485190.5U CN219795395U (en) | 2023-03-14 | 2023-03-14 | Speed regulator flyweight for adjusting stability of fuel injection pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320485190.5U CN219795395U (en) | 2023-03-14 | 2023-03-14 | Speed regulator flyweight for adjusting stability of fuel injection pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219795395U true CN219795395U (en) | 2023-10-03 |
Family
ID=88157164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320485190.5U Active CN219795395U (en) | 2023-03-14 | 2023-03-14 | Speed regulator flyweight for adjusting stability of fuel injection pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219795395U (en) |
-
2023
- 2023-03-14 CN CN202320485190.5U patent/CN219795395U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |