CN219392479U - Movement capable of reversing time - Google Patents

Abstract

The utility model relates to the technical field of timing movement, in particular to a movement for reverse time, which comprises a movement upper cover, a movement lower cover and a movement middle plate, wherein the movement middle plate is fixed in the movement lower cover through screws; according to the utility model, the timing movement is reset, the second passing wheel is additionally arranged, so that the second axis wheel of the movement can reversely drive the second, minute and hour hands under the condition that the driving source is unchanged, and the dial can count down under a normal interface, so that the reading is convenient; through setting up reverse time drive core, the countdown need not change the conventional dial plate interface on the market, and the signal drive board makes magnetic field coil produce stable magnetic field to through the transmission of magnetizer nickel iron piece a reverse magnetic force drive magnetite rotor drive second and pass the wheel rotation, the core drive is stable, and the improvement is with low costs.

Description

Movement capable of reversing time

Technical Field

The utility model relates to the technical field of timing movement, in particular to a movement capable of reversing time.

Background

Currently, timing products on the market are largely divided into two categories, hand travel time and digital display. When the counter is needed, the digital display type adopts a counter counting mode, and the pointer time-counting type timing product adopts a mode of reversely printing the clock face number, so that the pointer can realize the counter counting in a forward rotating state, but the mode is inconvenient in reading.

The utility model discloses a countdown clock in Chinese patent CN201097136Y, which comprises a dial plate, a pointer and an indication number, and has the structure that: around the dial plate, a countdown dial with indication numbers arranged anticlockwise is installed. The countdown clock disclosed by the utility model is provided with the countdown disc with indication numbers arranged anticlockwise, the original dial plate is used for indicating the number to display time at ordinary times, the number of the countdown disc can be read when countdown is needed, and the countdown disc can rotate around the dial plate to set the starting time of countdown according to the needs.

The clock adopts two groups of dial plates for selective timing, and the countdown dial plate adopts a digital anticlockwise printing mode, so that the pointer can read time in a clockwise rotating state, and the mode is inconvenient for reading.

Disclosure of Invention

The utility model aims to provide a movement capable of reversing time, which solves the problems that in the prior art, a dial pointer type timing clock in the background art can only realize timing by reversing printing numbers and is inconvenient to read.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a core of time is walked in reverse direction, includes core upper cover, core lower cover and core medium plate, the core medium plate passes through the screw fixation in the core lower cover, the core upper cover passes through the screw mutual fixation with the core lower cover, one side of core medium plate rotates respectively and is connected with second axis wheel, minute axis wheel and time axis wheel, one side of core medium plate is provided with the drive structure of time of walking in reverse direction, the core lower cover internal fixation has magnetic field coil, one side of magnetic field coil is provided with magnetizer nickel iron sheet, one side rotation of core medium plate is connected with magnetite rotor, one side of magnetizer nickel iron sheet is provided with magnetic field coil's signal drive plate.

Preferably, the reverse time driving structure comprises a second passing wheel, a driving gear is fixed on one side of the magnet rotor, a first transmission gear is fixed on the outer wall of the second passing wheel rotating shaft, a second transmission gear is fixed on the outer wall of the second shaft wheel rotating shaft, one side of the second passing wheel is meshed with the driving gear, and the first transmission gear is meshed with one side of the second shaft wheel.

Preferably, the reverse time driving structure further comprises a minute wheel and a time wheel, the rotating shaft of the minute wheel and the rotating shaft of the time wheel are rotationally connected with the middle plate of the machine core, the minute wheel is meshed with the second transmission gear, a third transmission gear is fixed on the outer wall of the rotating shaft of the minute wheel, the third transmission gear is meshed with the minute wheel, and a fourth transmission gear is fixed on the outer wall of the rotating shaft of the minute wheel.

Preferably, the time wheel is meshed with the fourth transmission gear, a fifth transmission gear is fixed on the outer wall of the time wheel, and the fifth transmission gear is meshed with the time shaft wheel.

Preferably, the output frequency of the signal driving plate is 4Hz or 8KHz, a connecting piece is arranged at the bottom of the lower cover of the movement, and the rotating shaft of the hour shaft wheel is rotationally connected in the connecting piece.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the timing movement is reset, the second passing wheel is additionally arranged, so that the second axis wheel of the movement can reversely drive the second, minute and time hands under the condition that the driving source is unchanged, the dial can count down under a normal interface, the time at any moment is the current count down time, and the reading is convenient; through setting up reverse time drive core, the countdown need not change the conventional dial plate interface on the market, and the signal drive board makes magnetic field coil produce stable magnetic field to through the transmission of magnetizer nickel iron piece a reverse magnetic force drive magnetite rotor drive second and pass the wheel rotation, the core drive is stable, and the improvement is with low costs.

Drawings

FIG. 1 is a schematic diagram of a reverse travel time drive configuration of the present utility model;

FIG. 2 is a front view of the reverse travel time drive structure of the present utility model;

FIG. 3 is a side view of the reverse travel time drive structure of the present utility model;

fig. 4 is a schematic structural view of the lower cover of the movement of the present utility model.

In the figure: 1. a movement upper cover; 2. a lower cover of the movement; 3. a movement middle plate; 4. a second axis wheel; 5. a split shaft wheel; 6. a time axis wheel; 7. a reverse travel time driving structure; 8. a magnetic field coil; 9. magnetizer nickel iron sheet; 10. a magnet rotor; 11. a signal driving board; 701. passing a second wheel; 702. a drive gear; 703. a first transmission gear; 704. a second transmission gear; 705. dividing wheel; 706. passing the wheel; 707. a third transmission gear; 708. a fourth transmission gear; 709. a connecting piece; 710. and a fifth transmission gear.

Description of the embodiments

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a core of time is walked in reverse direction, including core upper cover 1, core lower cover 2 and core medium plate 3, core medium plate 3 passes through the screw fixation in core lower cover 2, core upper cover 1 passes through the screw mutual fixation with core lower cover 2, one side of core medium plate 3 is rotated respectively and is connected with second axis wheel 4, minute axis wheel 5 and hour axis wheel 6, one side of core medium plate 3 is provided with the time drive structure 7 of walking in reverse direction, core lower cover 2 internal fixation has magnetic field coil 8, one side of magnetic field coil 8 is provided with magnetizer nickel iron sheet 9, one side of core medium plate 3 is rotated and is connected with magnetite rotor 10, one side of magnetizer nickel iron sheet 9 is provided with the signal drive board 11 of magnetic field coil 8.

The signal driving plate 11 is arranged, so that the magnetic field coil 8 generates a stable magnetic field, and the magnetizer nickel iron sheet 9 transmits an opposite magnetic force to drive the magnetite rotor 10 to drive the second passing wheel 701 to rotate, so that the whole movement is driven.

The reverse travel time driving structure 7 comprises a second passing wheel 701, a driving gear 702 is fixed on one side of the magnet rotor 10, a first transmission gear 703 is fixed on the outer wall of the rotating shaft of the second passing wheel 701, a second transmission gear 704 is fixed on the outer wall of the rotating shaft of the second shaft wheel 4, one side of the second passing wheel 701 is meshed with the driving gear 702, and the first transmission gear 703 is meshed with one side of the second shaft wheel 4.

By providing the second passing wheel 701, when the magnet rotor 10 rotates counterclockwise, the second passing wheel 701 rotates clockwise, thereby driving the second shaft wheel 4 to rotate counterclockwise and reversely rotating the second hand.

The reverse travel time driving structure 7 further comprises a minute wheel 705 and a time wheel 706, wherein the rotating shafts of the minute wheel 705 and the time wheel 706 are both in rotating connection with the movement middle plate 3, the minute wheel 705 is meshed with the second transmission gear 704, a third transmission gear 707 is fixed on the outer wall of the rotating shaft of the minute wheel 705, the third transmission gear 707 is meshed with the minute wheel 5, and a fourth transmission gear 708 is fixed on the outer wall of the rotating shaft of the minute wheel 5.

By providing the minute wheel 705 and the hour wheel 706, the minute wheel 5, the hour wheel 6 and the second wheel 4 are rotated counterclockwise.

The time wheel 706 is meshed with the fourth transmission gear 708, a fifth transmission gear 710 is fixed on the outer wall of the time wheel 706, and the fifth transmission gear 710 is meshed with the time shaft wheel 6;

the output frequency of the signal driving plate 11 is 4Hz or 8KHz, the bottom of the core lower cover 2 is provided with a connecting piece 709, and the rotating shaft of the hour shaft wheel 6 is rotationally connected in the connecting piece 709;

when the magnetic field generator is used, the signal driving plate 11 generates pulses, so that the magnetic field coil 8 generates a stable magnetic field, the magnetizer nickel iron sheet 9 transmits an opposite magnetic force, the magnetite rotor 10 is driven to rotate reversely, the magnetite rotor 10 drives the second carrier wheel 701 to rotate through the driving gear 702, the first transmission gear 703 is fixed at the top of the second carrier wheel 701, the first transmission gear 703 drives the second spindle wheel 4 to rotate, the second transmission gear 704 is fixed on the outer wall of the second spindle wheel 4, the second transmission gear 704 drives the minute carrier wheel 705 to rotate, the third transmission gear 707 is fixed on the outer wall of the minute carrier wheel 705, the minute carrier wheel 705 drives the minute carrier wheel 5 to rotate through the third transmission gear 707, the fourth transmission gear 708 is fixed on the outer wall of the minute carrier wheel 5, the minute carrier wheel 706 drives the hour carrier wheel 5 to rotate through the fourth transmission gear 708, and the hour carrier wheel 706 drives the hour carrier wheel 6 to rotate through the fifth transmission gear 710.

In the process, the second shaft wheel 4, the split shaft wheel 5 and the hour shaft wheel 6 rotate in opposite directions. For example, when the hands of the second shaft wheel 4, the minute shaft wheel 5 and the hour shaft wheel 6 are all adjusted to 12 o' clock, when the second shaft wheel 4 drives the minute shaft wheel 5 and the hour shaft wheel 6 to rotate anticlockwise, the time read at any moment is the current countdown time, and compared with a clock rotating normally and clockwise, the remaining countdown time can be directly read without subtracting the total time, so that the countdown reading is facilitated.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a core of reverse time of walking which characterized in that: including core upper cover (1), core lower cover (2) and core medium plate (3), core medium plate (3) pass through screw fixation in core lower cover (2), core upper cover (1) and core lower cover (2) pass through screw mutual fixation, one side of core medium plate (3) rotates respectively and is connected with second arbor wheel (4), minute arbor wheel (5) and hour arbor wheel (6), one side of core medium plate (3) is provided with reverse time driving structure (7), core lower cover (2) internal fixation has magnetic field coil (8), one side of magnetic field coil (8) is provided with magnetizer nickel iron sheet (9), one side rotation of core medium plate (3) is connected with magnetite rotor (10), one side of magnetizer nickel iron sheet (9) is provided with signal driving plate (11) of magnetic field coil (8).

2. A counter-travel movement according to claim 1, wherein: the reverse time driving structure (7) comprises a second passing wheel (701), a driving gear (702) is fixed on one side of the magnet rotor (10), a first transmission gear (703) is fixed on the outer wall of a rotating shaft of the second passing wheel (701), a second transmission gear (704) is fixed on the outer wall of a rotating shaft of the second shaft wheel (4), one side of the second passing wheel (701) is meshed with the driving gear (702), and the first transmission gear (703) is meshed with one side of the second shaft wheel (4).

3. A counter-travel movement according to claim 2, wherein: the reverse time driving structure (7) further comprises a minute wheel (705) and a time wheel (706), the rotating shafts of the minute wheel (705) and the time wheel (706) are rotationally connected with the movement middle plate (3), the minute wheel (705) is meshed with the second transmission gear (704), a third transmission gear (707) is fixed on the outer wall of the rotating shaft of the minute wheel (705), the third transmission gear (707) is meshed with the minute wheel (5), and a fourth transmission gear (708) is fixed on the outer wall of the rotating shaft of the minute wheel (5).

4. A counter-travel movement according to claim 3, wherein: the time wheel (706) is meshed with the fourth transmission gear (708), a fifth transmission gear (710) is fixed on the outer wall of the time wheel (706), and the fifth transmission gear (710) is meshed with the time shaft wheel (6).

5. A reverse travel time movement according to claim 4, wherein: the output frequency of the signal driving plate (11) is 4Hz or 8KHz, a connecting piece (709) is arranged at the bottom of the lower cover (2) of the movement, and the rotating shaft of the hour shaft wheel (6) is rotationally connected in the connecting piece (709).