CN204230605U

CN204230605U - Countdown timer

Info

Publication number: CN204230605U
Application number: CN201420657855.7U
Authority: CN
Inventors: 黄志明; 赖长金
Original assignee: MINGZHONG ELECTROMECHANICAL INDUSTRY Co Ltd NINGBO
Current assignee: MINGZHONG ELECTROMECHANICAL INDUSTRY Co Ltd NINGBO
Priority date: 2014-11-06
Filing date: 2014-11-06
Publication date: 2015-03-25
Anticipated expiration: 2024-11-06

Abstract

The utility model discloses a kind of countdown timer, belong to timing mechanism, its structure is by housing, gear box, sensitive switch, switch plectrum, conductive plug, electrically conductive socket, indicator light, the formation such as assignment disk and toggle, the technical characteristic of main disclosure is that the sensitive switch in housing is adopted the mode of vertically installing, this mounting means saves installing space, and switch contact can be made to be positioned at the top of sensitive switch, thus facilitate the assignment disk that combines to realize switching motion with this switch contact and toggle and can obtain and design comparatively reliably, countdown timer after improvement is at reservation automatic timing function and manually often open on the basis of function, also there is structural design compact, low-profile is attractive in appearance, the advantages such as convenient and reliable operation.

Description

Countdown timer

Technical field

The utility model relates to a kind of timing mechanism, specifically refers to the countdown timer on electrical equipment.

Background technology

At present, countdown timer market sold and use is various in style, function various kinds, as mechanical count-down timer or infrared countdown timer or touch-type countdown timer etc., and " a kind of mechanical count-down timer " that disclosed China Patent No. is 200920192248.7 is exactly comparatively typical Mechanical Design structure.Certainly, also above-mentioned this project organization is not only confined in the market, also has the mechanical count-down timer that more profile styles are different, structural design is different, first can touch sensitive switch by the rotation of operating and setting dish as a kind of open and make gear box energising enter operating state, drive assignment disk to turn round by this gear box again and carry out the countdown timer of timing energization, this timer also has one and stirs by toggle and carry out the function that sensitive switch manually often leaves; Therefore, this timer is integrated with automatic timing function and manually often opens function, and using function is complete, greatly facilitates the use of consumer.But along with improving constantly of living standard, consumer it is also proposed more requirements for the instructions for use of various product, and above-mentioned this countdown timer is all carried out arranging layout according to horizontal mode by sensitive switch in the inner; Therefore, in the housing of timer limited space, arrange the just comparatively inconvenience of other parts again, timer volume can only do greatly by common way, and this easily affects the small and exquisite property of small product size and the aesthetic property of profile; In addition, horizontally disposed sensitive switch, its switch contact can only be positioned at side, and this is for combine with this switch contact and the design of the assignment disk and toggle that realize switching motion also brings very large inconvenience.

Summary of the invention

Technical problem to be solved in the utility model is to overcome the defect of prior art and provides that a kind of structural design is compact, low-profile is attractive in appearance, the countdown timer of convenient and reliable operation.

Technical problem of the present utility model is achieved through the following technical solutions:

A kind of countdown timer, comprises housing, is arranged on the gear box in housing, sensitive switch, switch plectrum and electrically conductive socket, and be arranged on assignment disk, toggle and the conductive plug outside housing; Described assignment disk is rotatably installed in outside housing; Described gear box is provided with the output gear driving assignment disk to rotate; Described toggle is arranged on outside housing toward polyslip, and described sensitive switch is vertically arranged in housing, arranges switch contact at the top of sensitive switch; Described switch plectrum one end is hinged, and the other end is free end, and the bottom surface contact of this free end is on switch contact, and conflict on the inner bottom surface of assignment disk in the end of free end, and pressing opens and closes sensitive switch by assignment disk rotates, and free end is provided with driving lever groove; Be provided with driving lever inside described toggle, this driving lever is fitted in described driving lever groove, and stirs free end pressing keying sensitive switch by the past polyslip of toggle.

Described assignment disk inner bottom surface is provided with a circle bulge loop, and this bulge loop is the not closed circle with a breach, conflicts in the end face or breach of bulge loop in the free end end of described switch plectrum.

Described breach two ends are respectively equipped with the transitional slope extending to bulge loop end face.

Be provided with in described housing and make the mount pad of positioning assembling with four angles of sensitive switch respectively.

The articulated structure of described switch plectrum one end is provided with the hinge extended respectively to both sides, correspondingly in housing, is provided with the equipped hinged block that to rotate with described hinge.

Described assignment disk end face is provided with pointer and direction rotational arrow, and described housing is provided with the instruction time of a corral winding price fixing, and described pointer and instruction time form supporting instruction.

Described housing side is provided with outward extending protuberance, and the outer face of this protuberance is provided with female receptacle, and female receptacle is provided with the jack corresponding with described electrically conductive socket position.

Described housing side is provided with slide opening, and the two ends of this slide opening are respectively equipped with timing mark and normal open mark, and described toggle is arranged in this slide opening toward polyslip.

Indicator light is provided with outside described housing.

Described housing is made up of the upper shell fastened mutually and lower house, is respectively equipped with the buckle and barb that form and be fastened and connected between upper and lower casing.

Compared with prior art, sensitive switch in housing is mainly adopted the mode of vertically installing by the utility model, this mounting means can save installing space, and make switch contact be positioned at the top of sensitive switch, thus facilitate the assignment disk that combines to realize switching motion with this switch contact and toggle and can obtain and design comparatively reliably, countdown timer after improvement is at reservation automatic timing function and manually often open on the basis of function, also has the advantages such as structural design is compact, low-profile is attractive in appearance, convenient and reliable operation.

Accompanying drawing explanation

Fig. 1 is contour structures schematic diagram of the present utility model.

Fig. 2 is the three-dimensional exploded view (shedding indicator light and electrically conductive socket) of Fig. 1.

Fig. 3 is gear box, sensitive switch, switch plectrum and toggle are arranged on structural representation in lower house.

Fig. 4 is the internal structure schematic diagram of upper shell.

Fig. 5 is the internal structure schematic diagram of lower house.

Fig. 6 is the inner bottom surface structural representation of assignment disk.

Embodiment

To elaborate again to the utility model embodiment by above-mentioned accompanying drawing below.

As shown in Fig. 1 ~ Fig. 6,1. housing, 11. upper shells, 111. mounting grooves, 112. buckles, 113. installing holes, 12. lower houses, 121. barbs, 122. hinged blocks, 123. mount pads, 13. slide openings, 2. indicator light, 3. assignment disk, 31. pointers, 32. direction rotational arrow, 33. little teeth, 34. gear rings, 35. bulge loops, 36. breach, 37. transitional slopes, 4. toggle, 41. driving levers, 5. conductive plug, 6. female receptacle, 61. jacks, 7. sensitive switch, 71. switch contacts, 8. gear box, 81. output gears, 9. switch plectrum, 91. driving lever grooves, 92. hinges.

Countdown timer, as shown in Figure 1 and Figure 2, it is a kind of mechanical type timing device being integrated with automatic timing function and manually often opening function, and its structure is mainly made up of housing 1, gear box 8, sensitive switch 7, switch plectrum 9, conductive plug 5, electrically conductive socket, indicator light 2, assignment disk 3 and toggle 4 etc.

Described housing 1 is adopted made of plastic, mainly be made up of the upper shell 11 fastened mutually and lower house 12, three groups of being respectively equipped with between upper and lower casing as shown in Figure 4, Figure 5 can form the buckle 112 and barb 121 that are fastened and connected, after upper and lower casing fastening puts in place, then be fastenedly connected further by screw.

Described gear box 8, sensitive switch 7, switch plectrum 9, conductive plug 5, electrically conductive socket and indicator light 2 are all arranged in housing 1, and gear box 8, sensitive switch 7, conductive plug 5, between electrically conductive socket and indicator light 2 by wire formed circuit connect, described gear box 8 as shown in Figure 2 location and installation in lower house 12, this gear box 8 is a kind of timing-gear boxes, its end face is provided with output gear 81, after gear box 8 energising enters operating state, the gears at different levels of gear box 8 inside slow down, finally rotate output by output gear 81 again, the present embodiment is formed to engage with the output gear 81 of gear box 8 by assignment disk 3 to transmit, namely after assignment disk 3 driver output tooth 81 turns to certain angle, also sensitive switch 7 touched simultaneously and make gear box energising enter operating state, therefore this gear box 8 will return back to original position in current operation angle according to certain rotating speed, above-mentioned revolute function is possessed just because of gear box 8, thus could use as the countdown of whole timer.

Be exposed at lower house 12 bottom surface outside described conductive plug 5, can be used for external civil power using the input power as countdown timer; Described electrically conductive socket is hidden in housing 1, therefore housing side need be provided with outward extending protuberance, the outer face of this protuberance is provided with the female receptacle 6 be fastened and connected, and on female receptacle, be provided with the jack 61 corresponding with described electrically conductive socket position, other electric equipment products just by this jack 61 join be inserted in electrically conductive socket realize charging or use; Be exposed at outside described indicator light 2 outside upper shell 11, shown the operating state of current timer by the mapping mode of light color; Described sensitive switch 7 is vertically arranged in housing 1, therefore need to be respectively equipped with on upper shell 11 and lower house 12 and can make the mount pad 123 of positioning assembling with four of sensitive switch 7 angle, switch contact 71 is then arranged on sensitive switch 7 top of vertically installing, and touches this switch contact 71 and will cause opening of sensitive switch 7.

Described switch plectrum 9 one end is hinged in housing 1, the other end is unsettled free end, the articulated structure of switch plectrum 9 is mainly provided with the hinge 92 extended respectively to both sides in switch plectrum one end, correspondingly in housing 1, be provided with the hinged block 122 rotating equipped with described hinge 92, therefore free end can form around hinge 92 and rotate up and down; The free end bottom surface contact of described switch plectrum 9 is on switch contact 71, and the end of free end is then exposed through the rectangular-shaped installing hole 113 that upper shell 11 is preset, and free end is provided with driving lever groove 91.

Described assignment disk 3 is disks, it is rotatably installed in the mounting groove 111 on upper shell 11, be provided with pointer 31 and direction rotational arrow 32 at the end face of assignment disk 3, the outer rim of assignment disk 3 is provided with the little tooth 33 of a circle, can facilitate during hand rotation assignment disk and can not skid; Described upper shell 11 is provided with the instruction time of a corral winding price fixing 3, this instruction time is arranged according to the graduated manner from 0 ~ 10, pointer 31 on assignment disk 3 forms with the instruction time on upper shell 11 indexical relation matched, as pointer 31 is corresponding with the numeral 5 of instruction time, then representing assignment disk 3, to turn to countdown be 5 hours.

Described assignment disk 3 inner bottom surface is provided with gear ring 34 and the bulge loop 35 of concentric design as shown in Figure 6, and this gear ring 34 is positioned in the middle part of inner bottom surface, and bulge loop 35 is positioned at inner bottom surface periphery, described gear ring 34, after upper and lower casing fastens installation, can be meshed with the output gear 81 on gear box 8 to realize driving rotating, described bulge loop 35 is the not closed circles with a breach 36, the transitional slope 37 extending to bulge loop 35 end face is respectively equipped with at the two ends of breach, when upper, after lower house fastens and installs, the free end end passing the switch plectrum 9 exposed in the installing hole 113 that upper shell 11 is preset will be conflicted in the end face or breach 36 of this bulge loop 35, thus the rotation achieving assignment disk 3 carrys out the free end of push switch plectrum 9 and opens and closes the course of action of sensitive switch 7, and the free end end that the design of transitional slope 37 is Convenient switch plectrums 9 can transit to bulge loop 35 end face stably in breach 36.

Described housing 1 side is provided with rectangular-shaped slide opening 13, timing mark and normal open mark is respectively equipped with at the two ends of this slide opening, toggle 4 is then arranged in this slide opening 13 toward polyslip, this toggle 4 forms by with housing 1 the side arc matched and the shifting block be arranged on arc, the past polyslip of manually stirring toggle 4 carrys out timing and these two kinds of operating states of normal open of switching timer, and then controls the output of power supply.Be provided with driving lever 41 inside described toggle 4, this driving lever is fitted in the driving lever groove 91 of switch plectrum 9, and when toggle 4 is done toward polyslip, just the free end of energy push switch plectrum 9 opens and closes sensitive switch 7.

The utility model mainly possesses the function of timing output power supply and the function of normal open out-put supply, i.e. automatic timing function and manually often open function, in advance the conductive plug 5 of timer to be connected civil power during use, need other electrical equipment of charging or use then to be inserted in electrically conductive socket by jack 61 to be communicated with, after completing above-mentioned action, this timer could realize the use of two kinds of functions.

Automatic timing function operates primarily of assignment disk 3, and now must ensure that toggle 4 dials to timing mark, when assignment disk 3 does not rotate, the pointer 31 on assignment disk is corresponding with the numeral 0 of instruction time, and namely assignment disk 3 is positioned at initial position; Now, the free end end of this switch plectrum 9 will be conflicted in the breach 36 of assignment disk 3 inner bottom surface, and switch plectrum 9 is not pressed and can not touching switch contact 71, and sensitive switch 7 does not start, and whole timer is in the non-output state of power supply.

When turning to certain angle according to the direction rotational arrow 32 on assignment disk 3, as corresponding with the numeral 5 of instruction time in turned to the pointer 31 on assignment disk 3, namely assignment disk 3 is positioned at the service position of 5 hours; Now, the rotation of assignment disk 3 also drives the bulge loop 35 on inner bottom surface and then to rotate, and conflicted on the end face of bulge loop 35 in the free end end of switch plectrum 9, switch plectrum 9 will be pressed and touching switch contact 71, namely this sensitive switch 7 is opened and gear box 8 is energized and enter operating state, this gear box 8 will enter turn state according to certain rotating speed, normally gear box 8 just in time drives assignment disk 3 to get back to initial position after turning round 5 hours, within this time of 5 hours, timer is just in power supply output state all the time.

Manually often opening function only needs direct control toggle 4, when toggle is dialed to normal open mark by timing mark, driving lever 41 will along driving lever groove 91 slippage, and then drive the free end formation of switch plectrum 9 to press and touching switch contact 71, sensitive switch 7 is opened, whole timer is in the sustainable output state of power supply, and namely power supply exports not by time restriction.

Claims

1. a countdown timer, comprises housing (1), is arranged on the gear box (8) in housing, sensitive switch (7), switch plectrum (9) and electrically conductive socket, and is arranged on housing (1) assignment disk outward (3), toggle (4) and conductive plug (5); Described assignment disk (3) is rotatably installed in housing (1) outward; Described gear box (8) is provided with the output gear (81) driving assignment disk (3) to rotate; Described toggle (4) is arranged on housing (1) outward toward polyslip, it is characterized in that described sensitive switch (7) is vertically arranged in housing (1), arranges switch contact (71) at the top of sensitive switch (7); Described switch plectrum (9) one end is hinged, the other end is free end, the bottom surface contact of this free end is on switch contact (71), conflict on the inner bottom surface of assignment disk (3) in the end of free end, and pressing opens and closes sensitive switch (7) by assignment disk (3) rotates, free end is provided with driving lever groove (91); Described toggle (4) inner side is provided with driving lever (41), and this driving lever is fitted in described driving lever groove (91), and stirs free end pressing keying sensitive switch (7) by the past polyslip of toggle (4).

2. countdown timer according to claim 1, it is characterized in that described assignment disk (3) inner bottom surface is provided with a circle bulge loop (35), this bulge loop is for having the not closed circle of a breach (36), conflicts in the end face or breach (36) of bulge loop (35) in the free end end of described switch plectrum (9).

3. countdown timer according to claim 2, is characterized in that described breach (36) two ends are respectively equipped with the transitional slope (37) extending to bulge loop (35) end face.

4. countdown timer according to claim 1, is characterized in that being provided with in described housing (1) and makes the mount pad (123) of positioning assembling with four angles of sensitive switch (7) respectively.

5. countdown timer according to claim 1, it is characterized in that the articulated structure of described switch plectrum (9) one end is provided with the hinge (92) extended respectively to both sides, correspondingly in housing (1), be provided with the hinged block (122) rotating equipped with described hinge (92).

6. countdown timer according to claim 1, it is characterized in that described assignment disk (3) end face is provided with pointer (31) and direction rotational arrow (32), described housing (1) is provided with the instruction time of a corral winding price fixing (3), and described pointer (31) and instruction time form supporting instruction.

7. countdown timer according to claim 1, it is characterized in that described housing (1) side is provided with outward extending protuberance, the outer face of this protuberance is provided with female receptacle (6), female receptacle is provided with the jack (61) corresponding with described electrically conductive socket position.

8. countdown timer according to claim 1, it is characterized in that described housing (6) side is provided with slide opening (13), the two ends of this slide opening are respectively equipped with timing mark and normal open mark, and described toggle (4) is arranged in this slide opening (13) toward polyslip.

9. countdown timer according to claim 1, is characterized in that being provided with indicator light (2) outside described housing (1).

10. the countdown timer according to any one of claim 1 ~ 9, it is characterized in that described housing (1) is made up of the upper shell fastened mutually (11) and lower house (12), between upper and lower casing, be respectively equipped with the buckle (112) and barb (121) that form and be fastened and connected.