CN210829572U - Starter - Google Patents
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- CN210829572U CN210829572U CN201921266925.5U CN201921266925U CN210829572U CN 210829572 U CN210829572 U CN 210829572U CN 201921266925 U CN201921266925 U CN 201921266925U CN 210829572 U CN210829572 U CN 210829572U
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- starting
- rotating shaft
- shell
- tightening
- spring
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Abstract
The utility model relates to a starter, which comprises a shell; the rotating shaft is positioned in the shell, is vertical to the bottom wall of the shell and rotates relative to the shell; the starting mechanism is positioned in the shell and fixed with one end of the rotating shaft, and when the rotating shaft rotates, the starting mechanism is matched with the inner side surface of the starting grabbing disc in shape and drives the starting grabbing disc to rotate; the volute spiral spring is arranged on the rotating shaft and is positioned between the starting mechanism and the bottom wall of the shell; when the spiral spring is in the tightening state, the rotating shaft rotates to drive the spiral spring to store energy; when the starting device is in a starting state, the spiral spring releases energy to drive the rotating shaft to rotate reversely; the tightening mechanism penetrates through the shell and drives the rotating shaft to rotate; the locking mechanism is suitable for limiting rotation when the tightening mechanism is tightened; when the tightening mechanism needs to be tightened, the tightening shaft rotates to drive the rotating shaft to rotate and simultaneously drive the volute spiral spring to store energy, and the locking mechanism is close to the tightening mechanism; when the pumping unit needs to be started, the locking mechanism is separated from the tightening mechanism, and the volute spiral spring drives the rotating shaft to rotate reversely.
Description
Technical Field
The utility model belongs to the technical field of the diesel engine starting technique and specifically relates to a starter.
Background
Along with the development of agricultural economy, the degree of agricultural mechanization is gradually improved, agricultural tillers are more and more popularized, the power source of the diesel engine is a diesel engine which burns diesel oil to obtain energy release, and the diesel engine has the advantages of large power, high thermal efficiency, good economic performance and the like, the diesel engine can be in a running state by means of a set of starting mechanism before working, the existing diesel engine starting device adopts two modes of hand starting and electric starting, the electric starting mode is convenient, but the structure is complex, but also inconvenient in maintenance, consumes time and labor in hand cranking starting, can not realize modularized disassembly in the traditional hand cranking starting, thereby bringing troubles to the subsequent overhaul and the replacement of parts, how to quickly start the diesel engine, and the modularized disassembly and maintenance of the starter are facilitated, and the problem which is urgently needed to be solved by researchers of the company is solved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: how can be quick start the diesel engine to and make things convenient for starter modularized dismantlement to overhaul.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model relates to a starter, include
A housing;
one side of the shell is provided with an opening, so that the shell is convenient to be matched with the starting grab disk.
A rotating shaft; the rotating shaft is positioned in the shell, is vertical to the bottom wall of the shell and rotates relative to the shell;
a starting mechanism; the starting mechanism is positioned in the shell and fixed with one end of the rotating shaft, and when the rotating shaft rotates, the starting mechanism is matched with the inner side surface of the starting grabbing disc in shape and drives the starting grabbing disc to rotate;
the starting mechanism has the function that when the rotating shaft rotates, the starting mechanism is driven to rotate, the side edge of the starting mechanism is matched with the inner wall of the starting grabbing plate, and therefore the starting grabbing plate is driven to rotate.
A volute spiral spring; the volute spiral spring is arranged on the rotating shaft and is positioned between the starting mechanism and the bottom wall of the shell; when the spiral spring is in the tightening state, the rotating shaft rotates to drive the spiral spring to store energy; when the starting device is in a starting state, the spiral spring releases energy to drive the rotating shaft to rotate reversely;
the energy storage to tightening mechanism during operation is realized to the volute spiral spring, and when needing to start the diesel engine, the volute spiral spring drives the pivot antiport to drive actuating mechanism and rotate.
A tightening mechanism; the tightening mechanism penetrates through the shell and drives the rotating shaft to rotate;
the tightening mechanism is used for driving the rotating shaft to rotate, and meanwhile, the rotating shaft drives the volute spiral spring to store energy.
A locking mechanism; the locking mechanism is suitable for limiting rotation when the tightening mechanism is tightened;
the locking mechanism is used for preventing the elastic force of the spiral spring from reversely driving the rotating shaft to rotate when the tightening mechanism is tightened; in addition, when the diesel engine needs to be started, the locking mechanism is separated from the tightening mechanism, and the spiral spring releases energy to drive the rotating shaft to rotate.
In order to explain the structure of the tightening mechanism specifically, the tightening mechanism comprises an upper tightening shaft, the upper tightening shaft penetrates through the bottom of the shell, a first gear is positioned in the shell and sleeved on the upper tightening shaft, a second gear meshed with the first gear is sleeved at the other end of the rotating shaft, and the upper tightening shaft rotates to drive the rotating shaft to rotate;
that is, the tightening shaft is rotatably connected to the housing, a first gear on the tightening shaft is engaged with a second gear on the rotating shaft, the other end of the tightening shaft is a tightening end and is located outside the housing, and power is input by rotating the tightening end to transmit a steering force to the volute spiral spring through the rotating shaft.
In order to concretely explain the structure of the locking mechanism, the utility model adopts the locking mechanism comprising a ratchet wheel and a pawl;
the ratchet wheel is positioned outside the shell and sleeved on the upper tightening shaft, and one end of the pawl is abutted against the ratchet wheel; a support plate is fixedly arranged at the bottom of the shell, a support column parallel to the rotating shaft is arranged on the support plate, and the support column is connected with the middle part of the pawl through a spring;
the ratchet wheel is positioned outside the shell and between the tightening end and the shell, and the rotatable pawl is abutted against the ratchet wheel through the support column on the support plate to limit the rotation of the tightening shaft to be reversed; the spring is used for keeping the pawl against the ratchet wheel all the time without the action of external force.
When the ratchet is in a tightening state, the spring drives the ratchet wheel to abut against one end of the pawl;
when the ratchet is in a starting state, the other end of the pawl is pressed, the pawl is separated from the ratchet wheel, and the rotating shaft rotates reversely.
How to remotely control the separation of the pawl and the ratchet wheel, the utility model adopts the structure that the other end of the pawl is provided with a connecting hole, a lead hole is arranged on a support plate and extends perpendicular to the pawl, and a starting wire passes through the lead hole and is connected with the connecting hole; pulling the starting wire to separate the pawl from the ratchet wheel;
the starting line penetrates through the lead hole and is connected with the connecting hole, the starting line located at the section of the lead hole and the connecting hole is perpendicular to the pawl all the time, labor is saved, the pawl is convenient to rotate along the supporting column, and therefore the pawl is driven to be close to or far away from the ratchet wheel, and starting and stopping of the starting mechanism are convenient to control.
How to fix the volute spiral spring and the rotating shaft positioned in the shell, the utility model adopts the volute spiral spring positioned in the cavity formed by the spring box and the spring cover, the spring box and the spring cover are both provided with through holes for the rotating shaft to pass through, the circumference of the spring box is provided with a plurality of pin shafts which are parallel to the rotating shaft, and the pin shafts sequentially pass through the spring box, the spring and the shell to fixedly connect the spring box, the spring and the shell;
one end of the volute spiral spring is inserted in the rotating shaft, and the other end of the volute spiral spring is fixed on the pin shaft;
the rotating shaft is inserted and connected with one end of the volute spiral spring for fixing, the volute spiral spring is fixedly connected with the spring cover through the spring box, and the spring box and the spring cover are fixedly connected with the shell through the pin shaft, so that the rotating shaft and the shell are fixed; the pin shaft can also be connected with the other end of the volute spiral spring to be used as a fixed end; the rotating shaft and one end of the volute spiral spring are provided with a rotating end for connection.
Through dismantling the round pin axle, can realize the modularization separation of pivot, spiral spring, spring box, spring lid, casing to make things convenient for subsequent maintenance and change parts.
In order to explain the starting mechanism concretely, the utility model adopts the starting mechanism which comprises a starting seat fixedly connected with a rotating shaft, a plurality of starting shafts are arranged on the starting seat along the circumference, a starting shaft sleeve is provided with a starting claw, and the inner side surface of a starting grab plate is an inner ratchet wheel; when the starting mechanism rotates, the starting claw is subjected to centrifugal force, the starting claw rotates, one end of the starting claw is abutted against the inner ratchet wheel, and the starting grabbing disc is driven to rotate.
In order to realize the detachable connection of the starting mechanism and the rotating shaft, the utility model adopts the structure that the end part of the rotating shaft is inserted with a limiting piece which is propped against the end surface of the starting mechanism to fix the starting mechanism on the rotating shaft;
realize the connection of actuating mechanism and pivot through spacing piece, take off spacing piece from the pivot, realize the separation of actuating mechanism and pivot, make things convenient for the part in later stage to change to and wash.
The utility model has the advantages that: the utility model relates to a starter, when needing to tighten, the upper tightening shaft rotates to drive the rotating shaft to rotate, and simultaneously drives the volute spiral spring to store energy, and at the moment, the locking mechanism is close to the tightening mechanism; when the pumping unit needs to be started, the locking mechanism is separated from the tightening mechanism, and the volute spiral spring drives the rotating shaft to rotate in the opposite direction, so that the shape of the inner side surface of the starting mechanism is matched with that of the starting grab disk, and the starting grab disk is driven to rotate.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is an exploded view of the structure of the present invention;
fig. 2 is a schematic structural view of the tightening mechanism of the present invention;
fig. 3 is a schematic structural diagram of the locking mechanism of the present invention;
FIG. 4 is a schematic structural diagram of the starting mechanism of the present invention;
fig. 5 is a schematic view of the starting catch tray structure of the present invention;
FIG. 6 is a schematic view of the matching structure of the actuating mechanism, the rotating shaft and the limiting plate of the present invention;
in the figure: 1-shell, 2-rotating shaft, 21-limiting piece, 3-starting mechanism, 31-starting seat, 32-starting shaft, 33-starting claw, 4-starting grab disk, 41-internal ratchet wheel, 5-volute spring, 6-tightening mechanism, 61-tightening shaft, 62-first gear, 63-second gear, 7-locking mechanism, 71-ratchet wheel, 72-pawl, 73-support plate, 74-support column, 75-spring, 76-connecting hole, 77-lead hole, 8-spring cover, 81-pin shaft and 9-spring box.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in figure 1, the utility model relates to a starter, which comprises
A housing 1;
one side of the shell is provided with an opening, so that the shell is convenient to be matched with the starting grab disk.
A rotating shaft 2; the rotating shaft 2 is positioned in the shell 1, is vertically arranged with the bottom wall of the shell 1, and rotates relative to the shell 1;
a starting mechanism 3; the starting mechanism 3 is positioned in the shell 1 and is fixed with one end of the rotating shaft 2, and when the rotating shaft 2 rotates, the starting mechanism 3 is matched with the inner side surface of the starting grabbing disk 4 in shape to drive the starting grabbing disk 4 to rotate;
the starting mechanism has the function that when the rotating shaft rotates, the starting mechanism is driven to rotate, the side edge of the starting mechanism is matched with the inner wall of the starting grabbing plate, and therefore the starting grabbing plate is driven to rotate.
A volute spiral spring 5; the scroll spring 5 is arranged on the rotating shaft 2 and is positioned between the starting mechanism 3 and the bottom wall of the shell 1; when the spring is in the tightening state, the rotating shaft 2 rotates to drive the volute spiral spring 5 to store energy; when the starting device is in a starting state, the spiral spring 5 releases energy to drive the rotating shaft 2 to rotate reversely;
the energy storage to tightening mechanism during operation is realized to the volute spiral spring, and when needing to start the diesel engine, the volute spiral spring drives the pivot antiport to drive actuating mechanism and rotate.
A tightening mechanism 6; the tightening mechanism 6 is arranged in the shell 1 in a penetrating way and drives the rotating shaft 2 to rotate;
the tightening mechanism is used for driving the rotating shaft to rotate, and meanwhile, the rotating shaft drives the volute spiral spring to store energy.
A locking mechanism 7; the locking mechanism 7 is suitable for limiting the rotation generated when the tightening mechanism 6 is tightened;
the locking mechanism is used for preventing the elastic force of the spiral spring from reversely driving the rotating shaft to rotate when the tightening mechanism is tightened; in addition, when the diesel engine needs to be started, the locking mechanism is separated from the tightening mechanism, and the spiral spring releases energy to drive the rotating shaft to rotate.
As shown in fig. 2, in order to specifically describe the structure of the tightening mechanism, the tightening mechanism 6 of the present invention includes a tightening shaft 61, the tightening shaft 61 is inserted into the bottom of the housing 1, and is located in the housing 1, and a first gear 62 is sleeved on the tightening shaft 61, and a second gear 63 engaged with the first gear 62 is sleeved on the other end of the rotating shaft 2, and the tightening shaft 61 rotates to drive the rotating shaft 2 to rotate;
that is, the tightening shaft is rotatably connected to the housing, a first gear on the tightening shaft is engaged with a second gear on the rotating shaft, the other end of the tightening shaft is a tightening end and is located outside the housing, and power is input by rotating the tightening end to transmit a steering force to the volute spiral spring through the rotating shaft.
As shown in fig. 2-3, to specifically illustrate the structure of the locking mechanism, the present invention employs a locking mechanism 7 comprising a ratchet 71 and a pawl 72;
the ratchet wheel 71 is positioned outside the shell 1 and sleeved on the upper tightening shaft 61, and one end of the pawl 72 abuts against the ratchet wheel 72; a support plate 73 is fixedly arranged at the bottom of the shell 1, a support pillar 74 parallel to the rotating shaft 2 is arranged on the support plate 73, and the support pillar 74 is connected with the middle part of the pawl 72 through a spring 75;
the ratchet wheel is positioned outside the shell and between the tightening end and the shell, and the rotatable pawl is abutted against the ratchet wheel through the support column on the support plate to limit the rotation of the tightening shaft to be reversed; the spring is used for keeping the pawl against the ratchet wheel all the time without the action of external force.
When the ratchet is in a tightening state, the spring drives the ratchet wheel to abut against one end of the pawl;
when the ratchet is in a starting state, the other end of the pawl is pressed, the pawl is separated from the ratchet wheel, and the rotating shaft rotates reversely.
As shown in fig. 3, how to remotely control the separation of the pawl and the ratchet, the present invention adopts a connecting hole 76 provided on the other end of the pawl 72, a lead hole 77 provided on the support plate 73 and extending perpendicular to the pawl 72, and a start wire passing through the lead hole 77 and connected to the connecting hole 76; pulling the starting wire to separate the pawl 72 from the ratchet 71;
the starting line penetrates through the lead hole and is connected with the connecting hole, the starting line located at the section of the lead hole and the connecting hole is perpendicular to the pawl all the time, labor is saved, the pawl is convenient to rotate along the supporting column, and therefore the pawl is driven to be close to or far away from the ratchet wheel, and starting and stopping of the starting mechanism are convenient to control.
As shown in fig. 1, how to fix the volute spiral spring and the rotating shaft located in the housing, the utility model adopts the volute spiral spring 5 located in the cavity formed by the spring box 9 and the spring cover 8, through holes for the rotating shaft 2 to pass through are both arranged on the spring box 9 and the spring cover 8, a plurality of pin shafts 81 parallel to the rotating shaft 2 are arranged on the circumference of the spring box 9, the pin shafts 81 pass through the spring box 9, the spring cover 8 and the housing 1 in sequence, and the spring box 9, the spring cover 8 and the housing 1 are fixedly connected;
one end of the scroll spring 5 is inserted into the rotating shaft 2, and the other end of the scroll spring 5 is fixed on the pin shaft 81;
the rotating shaft is inserted and connected with one end of the volute spiral spring for fixing, the volute spiral spring is fixedly connected with the spring cover through the spring box, and the spring box and the spring cover are fixedly connected with the shell through the pin shaft, so that the rotating shaft and the shell are fixed; the pin shaft can also be connected with the other end of the volute spiral spring to be used as a fixed end; the rotating shaft and one end of the volute spiral spring are provided with a rotating end for connection.
Through dismantling the round pin axle, can realize the modularization separation of pivot, spiral spring, spring box, spring lid, casing to make things convenient for subsequent maintenance and change parts.
As shown in fig. 4-5, in order to specifically describe the starting mechanism, the starting mechanism 3 of the present invention includes a starting seat 31 fixedly connected to the rotating shaft 2, a plurality of starting shafts 32 are circumferentially disposed on the starting seat 31, the starting shafts 32 are sleeved with starting claws 33, and the inner side surface of the starting catch tray 4 is an inner ratchet 41; when the starting mechanism 2 rotates, the starting claw 33 is subjected to centrifugal force, the starting claw 33 rotates, one end of the starting claw 33 is abutted against the inner ratchet wheel 41, and the starting catch tray 4 is driven to rotate.
As shown in fig. 6, in order to realize the detachable connection between the actuating mechanism and the rotating shaft, the utility model adopts the end of the rotating shaft 2 inserted with the limiting piece 21, the limiting piece 21 is abutted against the end surface of the actuating mechanism 3, and the actuating mechanism 3 is fixed on the rotating shaft 2;
realize the connection of actuating mechanism and pivot through spacing piece, take off spacing piece from the pivot, realize the separation of actuating mechanism and pivot, make things convenient for the part in later stage to change to and wash.
The utility model relates to a starter, when needing to tighten, the upper tightening shaft rotates to drive the rotating shaft to rotate, and simultaneously drives the volute spiral spring to store energy, and at the moment, the locking mechanism is close to the tightening mechanism; when the pumping unit needs to be started, the locking mechanism is separated from the tightening mechanism, and the volute spiral spring drives the rotating shaft to rotate in the opposite direction, so that the shape of the inner side surface of the starting mechanism is matched with that of the starting grab disk, and the starting grab disk is driven to rotate.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A starter, characterized by: comprises that
A housing;
the rotating shaft is positioned in the shell, is vertical to the bottom wall of the shell and rotates relative to the shell;
the starting mechanism is positioned in the shell and fixed with one end of the rotating shaft, and when the rotating shaft rotates, the starting mechanism is matched with the inner side surface of the starting grabbing disc in a shape of face to drive the starting grabbing disc to rotate;
the volute spiral spring is arranged on the rotating shaft and is positioned between the starting mechanism and the bottom wall of the shell; when the spiral spring is in a tightening state, the rotating shaft rotates to drive the spiral spring to store energy; when the motor is in a starting state, the spiral spring releases energy to drive the rotating shaft to rotate reversely;
the tightening mechanism penetrates through the shell and drives the rotating shaft to rotate;
a locking mechanism adapted to limit the rotation of the tightening mechanism when tightened.
2. An actuator according to claim 1, wherein: the tightening mechanism comprises a tightening shaft, the tightening shaft is arranged at the bottom of the shell in a penetrating mode and is located in the shell, a first gear is sleeved on the tightening shaft, a second gear meshed with the first gear is sleeved at the other end of the rotating shaft, and the tightening shaft rotates to drive the rotating shaft to rotate.
3. An actuator according to claim 1, wherein: the locking mechanism comprises a ratchet wheel and a pawl;
the ratchet wheel is positioned outside the shell and sleeved on the tightening shaft, and one end of the pawl is abutted against the ratchet wheel; a support plate is fixedly arranged at the bottom of the shell, a support column parallel to the rotating shaft is arranged on the support plate, and the support column is connected with the middle part of the pawl through a spring;
when in a tightening state, the spring drives the ratchet wheel to abut against one end of the pawl;
when the ratchet is in a starting state, the other end of the pawl is pressed, the pawl is separated from the ratchet wheel, and the rotating shaft rotates reversely.
4. An actuator according to claim 3, wherein: a connecting hole is formed in the other end of the pawl, a lead hole is formed in the support plate and extends perpendicular to the pawl, and a starting wire penetrates through the lead hole and is connected with the connecting hole; pulling the starting wire to separate the pawl from the ratchet wheel.
5. An actuator according to claim 1, wherein: the volute spiral spring is positioned in a cavity formed by the spring box and the spring cover, through holes for the rotating shaft to pass through are formed in the spring box and the spring cover, a plurality of pin shafts parallel to the rotating shaft are arranged on the circumference of the spring box, the pin shafts sequentially pass through the spring box, the spring and the shell, and the spring box, the spring and the shell are fixedly connected;
one end of the volute spiral spring is inserted in the rotating shaft, and the other end of the volute spiral spring is fixed on the pin shaft.
6. An actuator according to claim 1, wherein: the starting mechanism comprises a starting seat fixedly connected with the rotating shaft, a plurality of starting shafts are arranged on the starting seat along the circumference, a starting claw is arranged on the starting shaft sleeve, and an inner ratchet wheel is arranged on the inner side surface of the starting grabbing disc;
when the starting mechanism rotates, the starting claw bears centrifugal force, one end of the starting claw is abutted against the inner ratchet wheel, and the starting grabbing disc is driven to rotate.
7. An actuator according to claim 1, wherein: and a limiting piece is inserted at the end part of the rotating shaft and abuts against the end surface of the starting mechanism, so that the starting mechanism is fixed on the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921266925.5U CN210829572U (en) | 2019-08-06 | 2019-08-06 | Starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921266925.5U CN210829572U (en) | 2019-08-06 | 2019-08-06 | Starter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210829572U true CN210829572U (en) | 2020-06-23 |
Family
ID=71251519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921266925.5U Active CN210829572U (en) | 2019-08-06 | 2019-08-06 | Starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210829572U (en) |
-
2019
- 2019-08-06 CN CN201921266925.5U patent/CN210829572U/en active Active
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