CN209959844U - Gear type self-adjusting backrush mechanism - Google Patents
Gear type self-adjusting backrush mechanism Download PDFInfo
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- CN209959844U CN209959844U CN201920433070.4U CN201920433070U CN209959844U CN 209959844 U CN209959844 U CN 209959844U CN 201920433070 U CN201920433070 U CN 201920433070U CN 209959844 U CN209959844 U CN 209959844U
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- rod
- contact
- speed regulation
- regulation turntable
- contact switch
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Abstract
The utility model discloses a gear type self-adjusting backrush mechanism, which comprises a machine body, wherein a motor, a speed regulation turntable and an adjusting hinge rod are arranged in the machine body, and the speed regulation turntable is connected and controls the motor; the speed regulation turntable is provided with a plurality of contact switch points which are circumferentially distributed on the speed regulation turntable; the adjusting hinge rod comprises a rotating rod, a contact rod and a driving rod; the contact rod is arranged on the rotating rod, and one end of the contact rod is movably contacted with the contact switch point of the speed regulation turntable; the actuating lever and rotary rod connection, the rotating actuating lever so that the rotary rod rotates, and pivoted rotary rod drives the contact lever makes the circumference rotatory, makes the rotatory contact lever of circumference and contacts with the contact switch point of speed governing carousel in proper order. The novel electric heating cooker has the advantages of simple structure, compact matching, convenience in use and reasonable design; therefore, the product has excellent technical and economic performance.
Description
[ technical field ] A method for producing a semiconductor device
The utility model mainly relates to a keep off position formula self-modulation backrush mechanism.
[ background of the invention ]
The rotating speeds of the rewinding machines on the market are single, and the rotating speeds cannot be adjusted according to the paper outlet allowance; therefore, in order to make the rewinding machine more practical and adjust the rotating speed according to the paper outlet allowance, a new technical scheme is developed.
[ Utility model ] content
In order to solve the problem, the utility model provides a keep off position formula self-modulation backrush mechanism.
The gear type automatic rewinding mechanism adopts the following technical scheme:
a gear type automatic backrush mechanism comprises a machine body, wherein a motor, a speed regulation turntable and a regulation hinge rod are arranged in the machine body, and the speed regulation turntable is connected with and controls the motor;
the speed regulation turntable is provided with a plurality of contact switch points which are circumferentially distributed on the speed regulation turntable;
the adjusting hinge rod comprises a rotating rod, a contact rod and a driving rod; the contact rod is arranged on the rotating rod, and one end of the contact rod is movably contacted with the contact switch point of the speed regulation turntable; the actuating lever and rotary rod connection, the rotating actuating lever so that the rotary rod rotates, and pivoted rotary rod drives the contact lever makes the circumference rotatory, makes the rotatory contact lever of circumference and contacts with the contact switch point of speed governing carousel in proper order.
As a further aspect of the present invention, the rotary rod is sleeved with a convolution spring.
As a further aspect of the utility model, be equipped with the contained angle between contact lever and the rotary rod so that the contact lever touches the speed governing carousel.
As a further aspect of the present invention, the driving rod is right-angled, one end of the driving rod is connected to the rotating rod, and the other end extends outward from the machine body.
As a further aspect of the present invention, the contact rod has a roller mounted to one end thereof, and the diameter of the roller is smaller than the distance between two adjacent contact switch points.
As a further aspect of the present invention, the first contact switch point and the last contact switch point of the speed regulation turntable are adjacent to each other and have vacant positions.
As a further aspect of the present invention, the top of the machine body is provided with a handle, a switch, a work light and a motor tachometer.
The utility model discloses compare produced beneficial effect with the background art:
the utility model adopts the above technical scheme, a speed regulation turntable and an adjusting hinge rod are arranged in the machine body, and the speed regulation turntable is connected with and controls the motor; the speed regulation turntable is circumferentially provided with a plurality of contact switch points, and each light touch switch is connected with different numbers of resistors in series so as to regulate the voltage and current input to the motor and realize that each contact switch point has corresponding rotating speed control; the contact rod in the adjusting hinge rod rotates in a circle by taking the connecting point of the rotating rod and the contact rod as an axis, and is matched with the contact switch point of the touch speed-adjusting turntable, so that multi-speed control is realized; the novel multifunctional electric heating cooker has the advantages of simple structure, compact matching, convenience in use, reasonable design and the like; therefore, the product has excellent technical and economic performance.
[ description of the drawings ]
Fig. 1 is a schematic view of a shift type automatic rewind mechanism according to a preferred embodiment of the present invention;
fig. 2 is a partial structural view of a first view angle of the stop type automatic rewind mechanism in the preferred embodiment of the present invention;
fig. 3 is a partial structural diagram of a second view angle of the stop type automatic rewind mechanism in the preferred embodiment of the present invention.
[ detailed description ] embodiments
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.
The utility model provides a preferred embodiment, as shown in figure 1 ~ figure 3, a gear type self-adjusting backrush mechanism, which comprises a machine body 10, wherein the top of the machine body 10 is provided with a handle 11, a switch 12, a working lamp 13 and a motor tachometer 14, a motor 20, a speed regulation turntable 30 and an adjusting hinge rod 40 are arranged in the machine body 10, and the speed regulation turntable 30 is connected with and controls the motor 20;
the speed regulation turntable 30 is provided with a plurality of contact switch points 31, and the contact switch points 31 are circumferentially distributed on the speed regulation turntable 30; the contact switch point 31 adopts a light touch switch, and a contact of the light touch switch protrudes out of the end face of the speed regulation turntable; each light touch switch is connected with different numbers of resistors in series so as to adjust the voltage and current input to the motor, and each contact switch point is controlled by corresponding rotating speed.
The adjusting hinge lever 40 includes a rotating lever 50, a contact lever 60, and a driving lever 70; an included angle is formed between the contact rod 60 and the rotating rod 50 so that the contact rod 60 touches the speed regulation rotary disc 30, the driving rod 70 is in a right-angle shape, one end of the driving rod 70 is connected with the rotating rod 50, and the other end of the driving rod 70 extends out of the machine body 10. One end of the contact rod 60 is mounted on the rotating rod 50, and the other end of the contact rod 60 is in movable contact with the contact switch point 31 of the speed regulation turntable 30; contact bar 60's one end is installed gyro wheel 61, and the gyro wheel rotates in the tip of contact bar, just the diameter of gyro wheel 61 is less than two adjacent contact switch point's distance, avoids contacting two adjacent contact switch points simultaneously. And the adjacent sides of the first contact switch point 32 and the last contact switch point 33 of the speed regulation turntable 30 are provided with vacant positions 34 to reserve positions for the rollers 61 to slide in, so as to avoid touching any contact switch point.
The driving rod 70 is connected with a rotating rod 50, the rotating rod 50 is sleeved with a convolution spring 51, one end of the convolution spring can be clamped on the contact rod, and the other end of the convolution spring is fixed, so that the rotating rod can be reset by the convolution spring. The driving rod 70 is rotated to rotate the rotating rod 50, and the rotating rod 50 drives the contact rod 60 to rotate circumferentially, and the contact rod 60 rotating circumferentially contacts with the contact switch point 31 of the speed-adjusting turntable 30 in sequence.
In the description of the specification, reference to the description of "one embodiment," "preferably," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and all modifications and substitutions based on the present invention and adopting the known technology in the art are within the scope of the present invention, which should be limited by the claims.
Claims (7)
1. The utility model provides a keep off position formula self-modulation backrush mechanism, includes the organism, its characterized in that: a motor, a speed regulation turntable and an adjusting hinge rod are arranged in the machine body, and the speed regulation turntable is connected with and controls the motor;
the speed regulation turntable is provided with a plurality of contact switch points which are circumferentially distributed on the speed regulation turntable;
the adjusting hinge rod comprises a rotating rod, a contact rod and a driving rod; the contact rod is arranged on the rotating rod, and one end of the contact rod is movably contacted with the contact switch point of the speed regulation turntable; the actuating lever and rotary rod connection, the rotating actuating lever so that the rotary rod rotates, and pivoted rotary rod drives the contact lever makes the circumference rotatory, makes the rotatory contact lever of circumference and contacts with the contact switch point of speed governing carousel in proper order.
2. The positive self-aligning rewind mechanism of claim 1 wherein: the rotating rod is sleeved with a convolution spring.
3. The positive self-aligning rewind mechanism of claim 1 wherein: an included angle is formed between the contact rod and the rotating rod, so that the contact rod touches the speed regulation turntable.
4. The positive self-aligning rewind mechanism of claim 1 wherein: the driving rod is right-angled, one end of the driving rod is connected with the rotary rod, and the other end of the driving rod extends out of the machine body.
5. The positive self-aligning rewind mechanism of claim 1 wherein: and one end of the contact rod is provided with a roller, and the diameter of the roller is smaller than the distance between two adjacent contact switch points.
6. The positive self-aligning rewind mechanism of claim 1 wherein: vacant positions are arranged at the adjacent sides of the first contact switch point and the last contact switch point of the speed regulation turntable.
7. The positive self-aligning rewind mechanism of claim 1 wherein: the top of the machine body is provided with a handle, a switch, a working lamp and a motor tachometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920433070.4U CN209959844U (en) | 2019-04-01 | 2019-04-01 | Gear type self-adjusting backrush mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920433070.4U CN209959844U (en) | 2019-04-01 | 2019-04-01 | Gear type self-adjusting backrush mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209959844U true CN209959844U (en) | 2020-01-17 |
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ID=69240807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920433070.4U Active CN209959844U (en) | 2019-04-01 | 2019-04-01 | Gear type self-adjusting backrush mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209959844U (en) |
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2019
- 2019-04-01 CN CN201920433070.4U patent/CN209959844U/en active Active
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