CN206830915U

CN206830915U - YE with astigmatism functions

Info

Publication number: CN206830915U
Application number: CN201720637413.XU
Authority: CN
Inventors: 赵乐生; 谢尚诗
Original assignee: ZHEJIANG MENRED COMFORT SYSTEMS CO Ltd
Current assignee: ZHEJIANG MENRED COMFORT SYSTEMS CO Ltd
Priority date: 2017-06-02
Filing date: 2017-06-02
Publication date: 2018-01-02
Anticipated expiration: 2027-06-02

Abstract

It the utility model is related to a kind of YE with astigmatism functions, including housing, motor is provided with the housing, circuit board, transmission component and executive item, support is further fixedly arranged in housing, the length direction of support interior edge support is provided with cavity, executive item can move along cavity, transmission component includes being arranged on the bent axle above executive item, the linkage of the output shaft of bent axle and motor is set, bent axle axially position, circumferentially rotate and be arranged on support, executive item position is corresponded on bent axle and is provided with the cam part that executive item is compressed in crank rotation certain angle, indicator lamp is connected with circuit board, housing is provided with the light-conductive hole for indicator lamp printing opacity, the exit of light-conductive hole is provided with inclined plane, being provided with light-conductive hole can be by the astigmatism part of light scattering.By using such scheme, the utility model overcomes the shortcomings of the prior art, there is provided a kind of YE with astigmatism functions, it has good astigmatism, and the light of indicator lamp can be seen from multiple angles.

Description

YE with astigmatism functions

Technical field

Executing agency is the utility model is related to, especially a kind of YE with astigmatism functions.

Background technology

YE, also known as electric operator, it is a kind of drive device that can provide straight line or rotary motion, It is worked using certain drive energy and under the effect of certain control signal, and it is used for supporting ball valve, butterfly valve, gate valve, regulating valve And the valve such as check valve forms electrically operated valve or electric control valve.

In general YE includes housing, and circuit board and motor are provided with housing, and circuit board electrically connects with motor, The executive item for driving valve to open or close is additionally provided with housing, valve rod of the executive item with movable valve, executive item can be along housing Lower movement, the executive item moves down under the drive of transmission component, and so as to drive valve to open or close, transmission component is by electricity Machine drives, and when the effect of the undriven component of executive item, valve reset, executive item can reset under the drive of valve rod, circuit Indicator lamp is connected with plate, the light direct projection of indicator lamp goes out housing setting, and when actuator works, indicator lamp is used to prompt, so And when YE is installed in the high place of ceiling or comparison, the light-dispersing effect of indicator lamp is bad, some angle positions It cannot see that indicator lamp.

The content of the invention

The utility model overcomes the deficiencies in the prior art, there is provided a kind of YE with astigmatism functions, its With good astigmatism, the light of indicator lamp can be seen from multiple angles.

To achieve these goals, the technical solution adopted in the utility model is：It is a kind of that there is the electronic of astigmatism functions to hold Row device, including housing, the housing is interior to be provided with motor, circuit board, transmission component and executive item, and circuit board electrically connects with motor, The circuit board location and installation is further fixedly arranged on support, the motor location and installation is in support in housing in the housing On, output shaft of the support provided with power supply machine stretches into the first through hole of support, the length direction of the support interior edge support Provided with cavity, the executive item can be moved along cavity, and the position limiting structure that limitation executive item departs from support, institute are provided with the support Stating transmission component includes being arranged on the bent axle above executive item, and the output shaft linkage of the bent axle and motor is set, bent axle axial direction Position, circumferentially rotate and be arranged on support, and correspond to executive item position on executive item, the bent axle and be provided with and turn in bent axle Dynamic certain angle compresses the cam part of executive item, and indicator lamp is connected with the circuit board, and the housing is provided with and supplies indicator lamp The light-conductive hole of printing opacity, the exit of the light-conductive hole are provided with inclined plane, and being provided with the light-conductive hole can dissipating light scattering Light part.

By using such scheme, support is fixedly installed in housing, motor is rack-mount, can reduce motor vibrations Influence to housing, circuit board are electrically connected with motor, and the output shaft of motor is stretched into support, can drive crank rotation, executive item It can be moved up and down along the cavity in support, actuatable valve door opens or closes, and during crank rotation, cam part thereon compresses execution Part, executive item movement is driven, position limiting structure limitation executive item departs from support, and when executive item is pressed on support, support can be held By active force, and housing need not bear active force, little to casing rigidity requirement, and housing can use material more attractive in appearance, The outlet of light-conductive hole is provided with inclined plane, can expand light, and astigmatism part is set at light-conductive hole, is easy to light to distribute, can be from multiple Angle sees the light of indicator lamp.

It is of the present utility model further set be：Into 45 degree, the astigmatism part includes dissipating at the angle of inclination of the inclined plane Light portion, astigmatism portion isosceles right triangle made of light transmissive material, the housing are provided with and astigmatism part shape adaptation Astigmatism part mounting seat, the lower surface in the astigmatism portion is provided with the first projection coordinated with light-conductive hole grafting, the astigmatism part peace Be further opened with positioning hole on dress seat, the lower surface in the astigmatism portion correspond to position of positioning hole be provided with positioning hole grafting cooperation the Two projections, the marginal position of the astigmatism part mounting seat are provided with locating slot, the bottom pair in the astigmatism portion along its contour direction Groove location should be positioned and be provided with the locating piece coordinated with locating slot grafting.

By using such scheme, into 45 degree, expansion light effect is more preferable at the angle of inclination of inclined plane, and astigmatism portion is by printing opacity or half Isosceles right triangle made of light transmissive material, available for reflecting light so that light fully distributes, the locating piece on astigmatism part With the locating slot grafting in astigmatism part mounting seat, the first projection on astigmatism part and the light-conductive hole grafting in astigmatism part mounting seat, It is easy to it to position when mounted, close-fitting is realized in the second projection grafting of the positioning hole in astigmatism part mounting seat and astigmatism part, is prevented Astigmatism part drops.

It is of the present utility model further set be：The support is provided with first side, second side, the 3rd side and the 4th Side, the first side are oppositely arranged with the 3rd side, and the second side is oppositely arranged with the 4th side, first side Face is provided with the motor mount for being used for installing motor, and side of the support away from motor is provided with the interruption that limiting motor rotates Switch, the one end of bent axle away from motor can drive interrupt switch to disconnect in crank rotation and set, be set on the 3rd side There is the switch installation seat for installing interrupt switch, the switch installation seat is provided with the second through hole passed through for bent axle, described Switch installation seat is provided with projection close to the side of support, and the support is provided with the third through-hole that support is stretched into for projection, the branch The second side of frame and the cable clamping interface that clamping circuit is respectively provided with the 4th side.

By using such scheme, support is provided with first side, second side, the 3rd side and the 4th side, the first side Face is provided with the motor mount for being used for installing motor, and the 3rd side has installs for installing the switch of interrupt switch Seat, when executive item driving valve is opened or completely closed completely, bent axle can drive interrupt switch to disconnect, and limiting motor turns Dynamic, the projection of switch installation seat is provided with grab, its can hook be located at the third through-hole of support, realize switch installation seat and support Be fixedly connected, one end of bent axle and the output axis connection of motor, the extended switch installation seat of the other end, for drive break Close, can effective controlled motor rotation, cable clamping interface is set on support, circuit can be fastened on cable clamping interface, avoid circuit from mixing Disorderly.

It is of the present utility model further set be：The top of the support is fixedly installed lid, and the upper lid is close to electricity The side of machine is provided with fourth hole, and the aperture of the fourth hole is more than the aperture of first through hole, and the bent axle is close to motor One end is arranged in fourth hole, and contradicts on the rack inner wall at first through hole, is sheathed in the cam part of the bent axle Roller, the roller are rotatably assorted with cam part, and described roller one end is contradicted on bent axle, and the other end is contradicted on projection.

By using such scheme, the top of support is fixedly installed lid, and one end of bent axle is arranged in first through hole, and With the output axis connection of motor, the aperture of fourth hole is more than the aperture of first through hole, can limit bent axle and be moved to motor drive direction, Executive item is compressed during crank rotation, it can be sheathed on roller, roller by larger frictional force in cam part of bent axle It is rotatably assorted with cam part, roller one end is contradicted on bent axle, and the other end is contradicted on projection, realizes the axially position of roller, Roller can be relatively rotated, and reduce frictional force, be easy to motor driven crankshafts to rotate.

It is of the present utility model further set be：The upper lid is adapted to the cavity geometry of support, the outside of the upper lid Face is provided with the first grab, and the corresponding first grab position of inwall of the cavity is provided with the first card being engaged by clamping with the first grab Groove.

By using such scheme, upper lid is adapted to the cavity geometry of support, and upper lid can move along cavity, when the of upper lid During the first neck clamping of one grab and cavity inner wall, the fixation of upper lid and support can be achieved.

It is of the present utility model further set be：The interrupt switch includes the second through hole two for being arranged on switch installation seat The first interrupt switch and the second interrupt switch of side, the contact of first interrupt switch and the second interrupt switch respectively with bent axle Inconsistent, the end that the bent axle corresponds to contact is set into breach, and crank rotation to breach, which corresponds to, realizes the first interruption at contact The interruption of switch or the interruption of the second interrupt switch, the 3rd side of the support are provided with projection, the switch installation seat pair Bump position is answered to be provided with the groove coordinated with projection grafting, the 3rd side of the support is provided with fits with switch installation seat shape The cavity matched somebody with somebody.

By using such scheme, when motor rotates, bent axle respectively with the first interrupt switch and the second interrupt switch Contact is inconsistent, and the first interrupt switch and the second interrupt switch all close, when the breach on bent axle turns to the first interrupt switch Contact position, the contact of bent axle and the first interrupt switch is inconsistent, the first interrupt switch disconnect, can in power machine rotate；When Breach on bent axle turns to the contact position of the second interrupt switch, and the contact of bent axle and the second interrupt switch is inconsistent, and second Interrupt switch disconnects, can in power machine rotate, the cavity on support is used for mounting seat switch installation seat, recessed on switch installation seat Projection on groove and support is to grafting so that switch installation seat installation is more stable, when support force, can also share one The active force divided.

It is of the present utility model further set be：The top of the executive item is provided with press part, and the executive item is grown along it Degree direction is provided with accommodating cavity, and the press part can be slid along accommodating cavity and set, and spring, the spring one are provided with the storage tank End is contradicted on press part, and the other end is contradicted in accommodating groove bottom, and the executive item, which is provided with, prevents press part from departing from executive item Disconnecting prevention structure.

By using such scheme, the cam part of bent axle compresses press part, first drives executive item integrally to move down, when holding Row part is moved to restriction site, and for bent axle also in the state that compresses, press part overcomes the active force of spring, moves down, and gives one Fixed buffer distance, avoid executive item extrusion rack by force；The cam part of bent axle, which leaves, compresses position, and press part is by Spring driving Reset, and executive item is driven by valve and resetted.

It is of the present utility model further set be：The press part includes pressure section and slipping part, and the slipping part is with supporting Splenium is vertically arranged, and the length direction of the side wall of the accommodating cavity along executive item offers chute, and the slipping part can be along chute Sliding is set, and the disconnecting prevention structure includes being arranged on the second grab at chute, and the corresponding second grab position of the slipping part is set There is the second neck being engaged by clamping with the second grab.

By using such scheme, the shape adaptation of pressure section and accommodating cavity, it can be slid along accommodating cavity, connecting portion is along chute Sliding is oriented to, realizes that press part sliding is arranged on executive item, spring gives the power that press part moves up all the time, is arranged on cunning Second neck of the second grab and connecting portion at groove is engaged by clamping, and can prevent press part from departing from executive item.

It is of the present utility model further set be：The position limiting structure includes the back stop slot being arranged on cavity bottom surface, institute The lateral surface for stating executive item corresponds to retaining groove location provided with the retreat stop block with back stop slot counter stopper.

By using such scheme, motor driven crank rotation, after crank rotation certain angle, under compressing executive item integrally Move, the retreat stop block of back stop slot and executive item in support is inconsistent, can limit executive item and continue to move down, and avoids executive item from departing from branch Frame.

It is of the present utility model further set be：The housing includes upper shell and lower house, and the upper shell is with Housing is fixedly installed, and the lower house is provided with the opening stretched out for the bottom of support, the second side of the support and the 4th Be correspondingly arranged on the 3rd neck along the width of support respectively on side, corresponding 3rd groove position of the lower house be provided with The 3rd grab that 3rd neck is engaged by clamping, the astigmatism part mounting seat are arranged on the edge of upper shell, and the circuit board is set The side away from motor in lower house is put, the lower house is provided with the slot of power circuit board grafting, the end face of the lower house Several the 4th necks are provided with, corresponding 4th groove position of the upper shell is provided with the 4th card being engaged by clamping with the 4th neck Hook.

By using such scheme, upper shell is fixedly installed with lower house, and lower house is stretched out in the bottom of support by opening, 3rd grab of the 3rd neck and lower house on support is engaged by clamping, and realizes being fixedly connected for support and lower house, connection side Formula is stable, simple in construction, and all without by active force the material of regular tenacity can be selected, support is selected in upper shell and lower house The higher material of intensity, circuit board are arranged on side of the lower house away from motor, can so reduce motor vibrations to circuit board Influence, installation is reasonable, circuit board and slot shape adaptation, by being plugged in the mounting means of slot, dismounts convenient, upper shell The 4th grab and the 4th neck of lower house be engaged by clamping, realize being fixedly connected for upper shell and lower house, it is simple in construction, even Connect stabilization.

The utility model is further described below in conjunction with the accompanying drawings.

Brief description of the drawings

Fig. 1 is the overall structure diagram of the utility model embodiment；

Fig. 2 is the configuration schematic diagram of the utility model embodiment；

Fig. 3 is astigmatism part mounting seat structural representation in the utility model embodiment；

Fig. 4 is Fig. 3 A-A diagrammatic cross-sections；

Fig. 5 is Fig. 4 B portions enlarged diagram；

Fig. 6 is the structural representation of astigmatism part in the utility model embodiment；

Fig. 7 is electric motor mounting structure schematic diagram in the utility model embodiment；

Fig. 8 is the front fit structure schematic diagram of the utility model embodiment medium-height trestle, upper lid and switch installation seat；

Fig. 9 is the side fit structure schematic diagram of the utility model embodiment medium-height trestle, upper lid and switch installation seat；

Figure 10 is bent axle and executive item fit structure schematic diagram in the utility model embodiment；

Figure 11 is Figure 10 configuration schematic diagram；

Figure 12 is the internal structure schematic diagram of the utility model embodiment medium-height trestle；

Figure 13 is the internal structure schematic diagram of lower house in the utility model embodiment；

Figure 14 is the schematic diagram of the internal structure of upper shell in the utility model embodiment；

Figure 15 is the structural representation of bent axle in the utility model embodiment.

Embodiment

As shown in Fig. 1-Figure 15, a kind of YE with astigmatism functions, including housing 1, housing 1 is interior to be provided with motor 2nd, circuit board 3, transmission component and executive item 4, circuit board 3 electrically connect with motor 2, and the location and installation of circuit board 3 is in housing 1, shell Support 5 is further fixedly arranged in body 1, on support 5, the output shaft that support 5 is provided with power supply machine 2 stretches into the location and installation of motor 2 The first through hole 51 of support 5, the length direction of the interior edge support 5 of support 5 are provided with cavity 52, and executive item 4 can move along cavity 52, branch The position limiting structure that limitation executive item 4 departs from support is provided with frame 5, support 5 is provided with the opening 59 stretched out for executive item 4, transmission Component includes the bent axle 61 for being arranged on the top of executive item 4, and the output shaft linkage of bent axle 61 and motor 2 is set, and bent axle 61 is axially fixed Position, circumferentially rotate and be arranged on support 5, and correspond to the position of executive item 4 provided with bent axle 61 on executive item 4, bent axle 61 Turn an angle and compress the cam part 611 of executive item 4, indicator lamp 101 is connected with circuit board 3, housing 1 is provided with for indicating The light-conductive hole 14 of the printing opacity of lamp 101, the exit of light-conductive hole 14 are provided with inclined plane 141, are provided with light-conductive hole 141 and can dissipate light The astigmatism part 102 penetrated.

In the present embodiment, into 45 degree, astigmatism part 102 includes astigmatism portion 1021, astigmatism portion at the angle of inclination of inclined plane 141 1021 made of light transmissive material isosceles right triangle, housing 1 be provided with and the shape adaptation of astigmatism part 102 astigmatism part install Seat 15, the lower surface in astigmatism portion 102 are provided with the first projection 1022 coordinated with the grafting of light-conductive hole 14, gone back in astigmatism part mounting seat 15 Positioning hole 151 is offered, the lower surface in astigmatism portion 1021 corresponds to the position of positioning hole 151 and is provided with what is coordinated with the grafting of positioning hole 151 Second projection 1023, the marginal position of astigmatism part mounting seat 15 are provided with locating slot 152 along its contour direction, under astigmatism portion 1021 End corresponds to the position of locating slot 152 and is provided with the locating piece 1024 coordinated with the grafting of locating slot 152.

In the present embodiment, support 5 is provided with first side 53, second side 54, the 3rd side 55 and the 4th side 56, the One side 53 is oppositely arranged with the 3rd side 55, and second side 54 is oppositely arranged with the 4th side 56, and first side 53 is provided with For installing the motor mount 531 of motor 2, side of the support 5 away from motor 2 is provided with the interrupt switch that limiting motor 2 rotates 7, the one end of bent axle 61 away from motor 7 can drive interrupt switch 7 to disconnect when bent axle 61 rotates and set, and be set on the 3rd side 55 There is the switch installation seat 8 for installing interrupt switch 2, switch installation seat 8 is provided with the second through hole 81 passed through for bent axle 61, opened Close mounting seat 8 and be provided with projection 82 close to the side of support 5, support 5 is provided with the third through-hole 57 that support is stretched into for projection 82, switch The projection 82 of mounting seat 8 is provided with grab 821, its can hook be located at the third through-hole 57 of support 5, realize switch installation seat 8 with Support 5 is fixedly connected, and the cable clamping interface of clamping circuit is respectively provided with the side 56 of second side 54 and the 4th of support 5 541。

In the present embodiment, the top of support 5 is fixedly installed lid 9, and upper lid 9 is provided with the 4th close to the side of motor 2 Through hole 91, the aperture of fourth hole 94 are more than the aperture of first through hole 51, and bent axle 61 is arranged in four-way close to one end of motor 2 Hole 91, and contradict on the inwall of support 5 at first through hole 51, it is sheathed on roller 62, roller in the cam part 611 of bent axle 61 62 are rotatably assorted with cam part 611, and the one end of roller 62 is contradicted on bent axle 61, and the other end is contradicted on projection 82.

In the present embodiment, the shape adaptation of cavity 52 of upper lid 9 and support 5, the lateral surface of upper lid 9 are provided with the first grab 92, the corresponding position of first grab 92 of inwall of cavity 52 is provided with the first neck 521 being engaged by clamping with the first grab 92.

In the present embodiment, interrupt switch 7 includes being arranged on the first of the both sides of the second through hole 81 of switch installation seat 8 and interrupted The contact of the interrupt switch 72 of switch 71 and second, the first interrupt switch 71 and the second interrupt switch 72 offsets with bent axle 61 respectively Touch, the end of the corresponding contact of bent axle 61 is set into breach 612, and bent axle 61 is turned at 612 corresponding contact of breach and realized in first Disconnect and close 71 disconnection or the disconnection of the second interrupt switch 72, the 3rd side 55 of support 5 is provided with projection 551, switch installation The corresponding position of projection 551 of seat 8 is provided with the groove 83 coordinated with the grafting of projection 551, and the 3rd side 55 of support 5 is provided with and switch The cavity 552 of the shape adaptation of mounting seat 8.

In the present embodiment, the top of executive item 4 is provided with press part 41, and executive item 4 is provided with accommodating cavity along its length 42, press part 41 can be slid along accommodating cavity 42 and set, and spring 43 is provided with accommodating cavity 42, and the one end of spring 43 is contradicted in press part 41 On, the other end is contradicted in the bottom surface of accommodating cavity 42, and executive item 4 is provided with the disconnecting prevention structure for preventing press part 41 from departing from executive item 4.

In the present embodiment, press part 41 includes pressure section 411 and slipping part 412, and slipping part 412 hangs down with pressure section 411 Straight to set, the length direction of the side wall of accommodating cavity 42 along executive item 4 offers chute 44, and slipping part 412 can slide along chute 44 Set, disconnecting prevention structure includes being arranged on the second grab 441 at chute 44, and the corresponding position of second grab 441 of slipping part 412 is provided with The second neck 4121 being engaged by clamping with the second grab 441.

In the present embodiment, position limiting structure includes the back stop slot 522 being arranged on the bottom surface of cavity 52, the outside of executive item 4 Face corresponds to the position of back stop slot 522 provided with the retreat stop block 45 with the counter stopper of back stop slot 522.

In the present embodiment, housing 1 includes upper shell 11 and lower house 12, and upper shell 11 is fixedly installed with lower house 12, Lower house 12 is provided with the opening 121 stretched out for the bottom of support 5, distinguishes on the side 56 of second side 54 and the 4th of support 5 The width of support 5 is provided with the 3rd neck 58, the corresponding position of 3rd neck 58 of lower house 12 is provided with and the 3rd neck 58 The 3rd grab 122 being engaged by clamping, astigmatism part mounting seat 15 are arranged on the edge of upper shell 11, and circuit board 3 is arranged on lower casing Side of the body 12 away from motor 2, lower house 12 are provided with the slot 123 of the grafting of power circuit board 3, and the end face of lower house 12 is provided with Several the 4th necks 124, the corresponding position of 4th neck 124 of upper shell 11 are provided with the 4th to be engaged by clamping with the 4th neck 124 Grab 111, housing 1 are provided with the fifth hole 13 worn for circuit, and the bottom of support 5 is additionally provided with nut head 10.

One kind of above example, simply the utility model preferably specific embodiment, those skilled in the art are in this reality It is included in the usual variations and alternatives carried out in new technique aspects in the scope of protection of the utility model.

Claims

1. a kind of YE with astigmatism functions, including housing, the housing is interior to be provided with motor, circuit board, transmission group Part and executive item, circuit board electrically connect with motor, and the circuit board location and installation is in housing, it is characterised in that：The housing Support is inside further fixedly arranged on, on support, the output shaft that the support is provided with power supply machine stretches into the motor location and installation The first through hole of support, the length direction of the support interior edge support are provided with cavity, and the executive item can move along cavity, described The position limiting structure that limitation executive item departs from support is provided with support, the transmission component includes being arranged on the song above executive item Axle, the output shaft linkage of the bent axle and motor set, bent axle axially position, circumferentially rotate and be arranged on support, and perpendicular to Executive item, executive item position is corresponded on the bent axle and is provided with the cam part that executive item is compressed in crank rotation certain angle, it is described Indicator lamp is connected with circuit board, the housing is provided with the light-conductive hole for indicator lamp printing opacity, and the exit of the light-conductive hole is set There is inclined plane, being provided with the light-conductive hole can be by the astigmatism part of light scattering.

2. the YE according to claim 1 with astigmatism functions, it is characterised in that：The inclination of the inclined plane For angle into 45 degree, the astigmatism part includes astigmatism portion, and astigmatism portion isosceles right triangle made of light transmissive material is described Housing is provided with the astigmatism part mounting seat with astigmatism part shape adaptation, and the lower surface in the astigmatism portion is provided with matches somebody with somebody with light-conductive hole grafting The first projection closed, positioning hole is further opened with the astigmatism part mounting seat, the lower surface in the astigmatism portion correspondingly positions hole position The second projection coordinated with positioning hole grafting is installed, the marginal position of the astigmatism part mounting seat is provided with along its contour direction to be determined Position groove, the bottom in the astigmatism portion correspondingly position groove location and are provided with the locating piece coordinated with locating slot grafting.

3. the YE according to claim 1 or 2 with astigmatism functions, it is characterised in that：The support is provided with First side, second side, the 3rd side and the 4th side, the first side are oppositely arranged with the 3rd side, and described second Side is oppositely arranged with the 4th side, and the first side is provided with the motor mount for being used for installing motor, and the support is remote Side from motor is provided with the interrupt switch of limiting motor rotation, during the one end of bent axle away from motor can drive in crank rotation Disconnection shut-off, which opens up, is put, and the switch installation seat for installing interrupt switch, the switch installation are provided with the 3rd side Seat is provided with the second through hole passed through for bent axle, and the switch installation seat is provided with projection close to the side of support, and the branch is set up There is the third through-hole that support is stretched into for projection, the second side of the support on the 4th side with being respectively provided with clamping circuit Cable clamping interface.

4. the YE according to claim 1 or 2 with astigmatism functions, it is characterised in that：The support it is upper Portion is fixedly installed lid, and the upper lid is provided with fourth hole close to the side of motor, and the aperture of the fourth hole is more than the The aperture of one through hole, the bent axle is arranged in fourth hole close to one end of motor, and contradicts the support at first through hole On inwall, roller is sheathed in the cam part of the bent axle, the roller is rotatably assorted with cam part, and described roller one end contradicts On bent axle, the other end is contradicted on projection.

5. the YE according to claim 4 with astigmatism functions, it is characterised in that：The upper lid and support Cavity geometry is adapted to, and the lateral surface of the upper lid is provided with the first grab, and the corresponding first grab position of inwall of the cavity is set There is the first neck being engaged by clamping with the first grab.

6. the YE according to claim 3 with astigmatism functions, it is characterised in that：The interrupt switch includes Be arranged on the first interrupt switch and the second interrupt switch of the second through hole both sides of switch installation seat, first interrupt switch and The contact of second interrupt switch is inconsistent with bent axle respectively, and the end that the bent axle corresponds to contact is set into breach, crank rotation The interruption that the first interrupt switch is realized at contact or the interruption of the second interrupt switch, the 3rd side of the support are corresponded to breach It is provided with projection, the switch installation seat corresponds to bump position and is provided with the groove coordinated with projection grafting, and the 3rd of the support the Side is provided with the cavity with switch installation seat shape adaptation.

7. the YE according to claim 1 or 2 with astigmatism functions, it is characterised in that：The executive item Top is provided with press part, and the executive item is provided with accommodating cavity along its length, and the press part can slide along accommodating cavity and set, Is provided with spring in the accommodating cavity, the spring one end is contradicted on press part, and other end conflict is described to hold in accommodating cavity bottom surface Row part is provided with the disconnecting prevention structure for preventing press part from departing from executive item.

8. the YE according to claim 7 with astigmatism functions, it is characterised in that：The press part includes supporting Splenium and slipping part, the slipping part are vertically arranged with pressure section, and the side wall of the accommodating cavity is opened along the length direction of executive item Provided with chute, the slipping part can slide along chute and set, and the disconnecting prevention structure includes being arranged on the second grab at chute, institute State the corresponding second grab position of slipping part and be provided with the second neck being engaged by clamping with the second grab.

9. the YE according to claim 1 or 2 with astigmatism functions, it is characterised in that：The position limiting structure Including the back stop slot being arranged on cavity bottom surface, the lateral surface of the executive item corresponds to retaining groove location and is provided with and back stop slot backstop The retreat stop block of cooperation.

10. the YE according to claim 1 or 2 with astigmatism functions, it is characterised in that：The housing includes Upper shell and lower house, the upper shell are fixedly installed with lower house, and the lower house is provided with what is stretched out for the bottom of support It is open, is correspondingly arranged on the 3rd neck along the width of support respectively on the second side of the support and the 4th side, institute State corresponding 3rd groove position of lower house and be provided with the 3rd grab being engaged by clamping with the 3rd neck, the astigmatism part mounting seat is set In the edge of upper shell, the circuit board is arranged on side of the lower house away from motor, and the lower house is provided with power supply road The slot of plate grafting, the end face of the lower house are provided with several the 4th necks, corresponding 4th groove position of the upper shell Provided with the 4th grab being engaged by clamping with the 4th neck.