CN217234353U - Handle detection device - Google Patents

Abstract

The utility model relates to a handle detection device, comprises a box bod, remove the axle, handle axle and micro-gap switch, micro-gap switch adorns in the box body, it passes box body one end lateral wall to remove the axle, and be close to micro-gap switch's on & off switch, still be equipped with the socket of being connected with the micro-gap switch electricity on the box body, handle axle one end is connected with the one end that removes the axle outside the box body, and be connected with the resilience part between handle axle and the box body, the handle axle can be under the exogenic action the impetus remove the axle towards the inside removal of box body, and the on & off switch that micro-gap switch was pressed in the touching, make it switch on, and compress the resilience part, or after removing the exogenic force, the resilience part resumes initial condition, and drive removal axle and handle axle remove the return, make micro-gap switch's on & off switch. The advantages are that: structural design is reasonable, can press the transmission that realizes the signal of telecommunication when the headstock switches manual operation to realize the power-off protection operation, avoid the maloperation to take place unsafe accident.

Description

Handle detection device

Technical Field

The utility model relates to the field of mechanical equipment, in particular to handle detection device.

Background

At present, when a traditional manual and electric dual-purpose power box (reduction gearbox) is switched into manual operation in a driving process, corresponding power-off protection is lacked, and the power box can be damaged, so that equipment is damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a handle detection device is provided, the effectual defect of overcoming prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides a handle detection device, including the box body, remove the axle, handle axle and micro-gap switch, above-mentioned micro-gap switch adorns in above-mentioned box body, above-mentioned removal axle passes above-mentioned box body one end lateral wall, and be close to above-mentioned micro-gap switch's on & off switch, still be equipped with the socket of being connected with above-mentioned micro-gap switch electricity on the above-mentioned box body, above-mentioned handle axle one end is connected with the one end that above-mentioned removal axle is located outside the above-mentioned box body, and be connected with resilience part between above-mentioned handle axle and the above-mentioned box body, above-mentioned handle axle can promote above-mentioned removal axle under the exogenic action and move towards above-mentioned box body is inside, and touch press above-mentioned micro-gap switch's on & off switch, make it switch on, and compress above-mentioned resilience part, or after removing the exogenic action, above-mentioned resilience part resumes initial condition, and drive above-mentioned removal axle and handle axle and move the return, make above-mentioned micro-gap switch's on & off switch key disconnection.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, one end of the handle shaft is provided with a blind hole, the bottom of the blind hole is provided with a screw hole, and the outer part of one end of the movable shaft, which is positioned outside the box body, is provided with a thread, extends into the screw hole and is screwed with the screw hole.

Further, the rebound component is a spring, the spring is assembled in the blind hole, one end of the spring is connected with the bottom of the blind hole, and the other end of the spring is connected with the side wall of one end of the box body.

Further, the microswitch is connected with the controller.

Furthermore, a cover plate for assembling and fixing with other carriers is fixed on the side wall of one end of the box body.

The utility model has the advantages that: structural design is reasonable, can press the transmission that realizes the signal of telecommunication when the headstock switches manual operation to realize the power-off protection operation, avoid the maloperation to take place unsafe accident.

Drawings

Fig. 1 is a schematic structural view of the handle detecting device of the present invention;

fig. 2 is a schematic structural view of a power box related to the handle detection device of the present invention;

FIG. 3 is a structural cross-sectional view taken along the plane B-B in FIG. 2;

fig. 4 is a sectional view of the internal structure of the power box related to the handle detecting device of the present invention;

fig. 5 is a structural sectional view of the plane a-a in fig. 2.

In the drawings, the components represented by the respective reference numerals are listed below:

301. a box body; 302. a movable shaft; 303. a handle shaft; 304. a microswitch; 305. a socket; 306. a resilient member; 3011. and (7) a cover plate.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example (b): as shown in fig. 1, the handle detecting device of this embodiment includes a case 301, a moving shaft 302, a handle shaft 303 and a micro switch 304, the micro switch 304 is installed in the case 301, the moving shaft 302 passes through a side wall of one end of the case 301 and is close to a switch key of the micro switch 304, the case 301 is further provided with a socket 305 electrically connected to the micro switch 304, one end of the handle shaft 303 is connected to one end of the moving shaft 302 located outside the case 301, a resilient member 306 is connected between the handle shaft 303 and the case 301, the handle shaft 303 can push the moving shaft 302 to move towards the inside of the case 301 by an external force and touch and press the switch key of the micro switch 304 to conduct the switch and compress the resilient member 306, or after the external force is removed, the resilient member 306 returns to an initial state and drives the moving shaft 302 and the handle shaft 303 to move back, the switch key of the microswitch 304 is turned off, and in this embodiment, the microswitch 304 is connected to a controller.

The using process is as follows:

the handle detection device of this embodiment is used for dual-purpose headstock (decelerator) that can electric power drive and manual switching, be equipped with electromagnetic clutch on the driving shaft of this headstock, this electromagnetic clutch circular telegram, and insert the controller with micro-gap switch 304 among the handle detection device of this embodiment together, when switching manual operation power take off, external force acts on handle axle 303, handle axle 303 promotes removal axle 302 promptly and removes towards box body 301, thereby touch micro-gap switch 304's on-off key, make it switch on, switch on and can produce the signal for the controller promptly, the controller can control electromagnetic clutch outage promptly, thereby switch manual operation mode, overall structure reasonable in design, can switch manual operation at the headstock, the transmission of pressing realization electric signal, thereby realize the outage protection operation, avoid the maloperation emergence unsafe accident.

In this embodiment, the power box may adopt a conventional power box provided with an electromagnetic clutch in the prior art, and may also adopt a power box of the following structure:

as shown in fig. 2, 3, 4 and 5, the present invention comprises a housing 1, a driving shaft 2, a driven shaft 3, an output shaft 4 and a manual shaft, wherein the driving shaft 2, the driven shaft 3 and the output shaft 4 are respectively rotatably assembled in the housing 1, the driving shaft 2 and the driven shaft 3 are parallel to each other, the driving shaft 2 is assembled with an electromagnetic clutch 5, a driving face gear 6 and a driven face gear 7, the driving face gear 6 is axially movably assembled on the driving shaft 2, one end of the driving face gear facing away from the driven face gear 7 is connected with the electromagnetic clutch 5, the driven face gear 7 is rotatably assembled on the driving shaft 2, the driven shaft 3 is assembled with a fork gear 8 engaged with the periphery of the driven face gear 7, the electromagnetic clutch 5 is used for driving the driving face gear 6 to move to be engaged with or disengaged from the end face of the driven face gear 7 under different on-off states, the manual shaft is arranged in parallel with the driving shaft 2, one end of the manual shaft extends into the box body 1 and is axially and slidably connected with the box body 1, a manual end gear 10 is assembled at one end of the manual shaft, the manual shaft can move under the action of external force until the manual end gear 10 is meshed with or separated from the periphery of the driven end face gear 7, the output shaft 4 is in transmission connection with the driven shaft 3 through a transmission pair, one end of the driving shaft 2 is in transmission connection with an electric power device for driving the driving shaft to rotate, the box body 301 is assembled on the outer side wall of the box body 1, the manual shaft is a handle shaft 303 in the handle detection device, and the moving shaft 302 penetrates through the side wall of the box body 1 and extends into the box body 301.

The use time division is divided into two modes of electric drive and manual drive, and the specific steps are as follows:

1) electric drive, manual end gear 10 is located driven face gear 7 side, the two separation, electric power device output power gives driving shaft 2, electromagnetic clutch 5 is the on-state, and order about initiative face gear 6 and remove to 7 end face engagements with above-mentioned driven face gear, power can transmit to driven face gear 7 through initiative face gear 6 promptly, and it is rotatory to drive shift fork gear 8 with driven face gear 7 meshing, thereby with power transmission to driven shaft 3, 3 rethread transmission of driven shaft are vice with power transmission to output shaft 4, the transmission is vice adjusts the slew velocity at this in-process, realize the variable speed output.

2) The manual driving is used for pushing the manual shaft to move, namely, the movable shaft 302 is driven to move to touch an on-off key of the micro switch 304, so that the current in the micro switch 304 is sent to the controller through an electric signal generated, the controller can control the electromagnetic clutch 5 to be powered off, the driving end face gear 6 is moved to be separated from the end face of the driven end face gear 7, the driven end face gear 7 does not rotate along with the driving shaft 2, the manual end gear 10 is driven to translate to be meshed with the driven end face gear 7 in the moving process of the manual shaft, then the manual shaft is operated to rotate, and the manually output power can be output through the manual shaft, the manual end gear 10, the driven end face gear 7, the driven shaft 3, the transmission pair and the output shaft 4, and the manual power output is achieved.

Whole device structural design is reasonable, can freely switch manual work and electric drive two kinds of modes, satisfies the operation of different operating modes, and is easy and simple to handle, and the drive is stable.

It should be added that: generally, when the electric power unit fails (e.g., seizes), the manual output is switched, and the control switching may be performed actively.

In a preferred embodiment, one end of the manual shaft penetrates both side walls of the housing 1, and an elastic member 91 connected to the side wall of the housing 1 is provided at one end thereof, and the manual shaft is moved by an external force until the manual gear 10 engages with the outer periphery of the driven face gear 7, and compresses the elastic member 91, or when the external force is removed, the elastic member 91 returns to an original state, and the manual shaft is moved to return, and the manual gear 10 is separated from the driven face gear 7.

In the above-mentioned embodiment, when switching into artificial power take off, the elasticity of elastic component 91 is overcome to the manual axle, move towards box 1 inside, thereby make manual end gear 10 and the meshing of above-mentioned driven face gear 7 periphery, realize the output transmission of power, when artificial power take off needs to stop, loosen the manual axle, elastic component 91 can resume initial condition, and drive manual axle to the 1 outside of box axial displacement, thereby drive manual end gear 10 and move to driven face gear 7 side, make the two separation, the design of elastic component 91, make things convenient for artificial power take off's quick termination, only need cancel the external force of effect on the manual axle can, and is easy and simple to handle, and is fast.

In a preferred embodiment, a hand wheel 92 is attached to the other end of the hand shaft.

In the above embodiment, the design of the handwheel 92 is convenient for pushing and outputting the rotary power of the operating manual shaft after holding.

In this embodiment, above-mentioned electric power device adopt conventional servo motor or step motor can to and the assembly is outside at above-mentioned 1 lateral walls of box, can set up the assembly area of installation motor in 1 lateral wall outside of box, makes things convenient for the firm assembly of motor.

In this embodiment, the electromagnetic clutch 5 is externally connected to a power supply through a controller, and the on/off state of the electromagnetic clutch 5 can be controlled through the controller.

In a preferred embodiment, the transmission pair includes an intermediate shaft 201, a fixed shaft 202, a differential output gear shaft 203, a planetary turret 204, and two sets of planetary gears 205, the intermediate shaft 201 is rotatably assembled in the casing 1 and is parallel to the output shaft 4, a bevel gear plate 2011 and an intermediate gear 2012 are coaxially assembled on the intermediate shaft 201, a bevel gear engaged with the bevel gear plate 2011 is provided at one end of the driven shaft 3, the planetary turret 204 is disposed in the casing 1, a turret gear 2041 engaged with the intermediate gear 2012 is provided at the outer periphery thereof, the fixed shaft 202 and the differential output gear shaft 203 are coaxially disposed and rotatably assembled on opposite inner walls of the casing 1, and ends of the fixed shaft 202 and the differential output gear shaft 203, which are close to each other, respectively penetrate through two ends of the planetary turret 204 and extend into the planetary turret 204, and both are rotatably connected to both ends of the planetary rotary stand 204, the end of the fixed axle 202 is coaxially assembled with a limit ball (designated by a in the figure) contacting with the end of the differential output gear axle 203, each set of the planetary gears 205 is provided with four, and two sets of the planetary gears 205 are correspondingly and respectively surrounded at the outer parts of the ends of the fixed axle 202 and the differential output gear axle 203 close to each other, two sets of the planetary gears 205 are rotatably connected with the inner sides of both ends of the planetary rotary stand 204 and are correspondingly distributed one by one, and the two corresponding planetary gears 205 are coaxially connected by a connecting shaft, the outer parts of the ends of the fixed axle 202 and the differential output gear axle 203 close to each other are respectively provided with a fixed axle ring gear and a differential output gear ring gear, and two sets of the planetary gears 205 are respectively engaged with the corresponding fixed axle ring gear and differential output gear ring gear shaft gear, an intermediate output gear 206 is coaxially attached to the differential output gear shaft 203, and an output gear 41 that meshes with the intermediate output gear 206 is coaxially attached to the output shaft 4.

In the above embodiment, after the power is transmitted to the driven shaft 3, through the bevel gear-bevel gear plate 2011-the intermediate shaft 201-the intermediate gear 2012-the planetary turret 204, the planetary turret 204 rotates to make the two sets of planetary gears 205 revolve around the respective corresponding fixed wheel shaft 202 and the differential output gear shaft 203, during the revolution, because the fixed wheel shaft 202 is provided with the fixed wheel shaft ring gear, one set of four planetary gears 205 engaged with the fixed wheel shaft ring gear have a specific rotation speed due to the setting of the fixed wheel shaft ring gear transmission ratio, and then the power is transmitted to the other set of four planetary gears 205, and because the other set of four planetary gears 205 are engaged with the differential output gear shaft ring gear, the differential output gear shaft 203 and the intermediate output gear 206 are driven to rotate at a specific speed, and then the intermediate output gear 206 transmits the power to the output gear 41 during the rotation, therefore, the rotation of the output shaft 4 is realized, and in the process, because the fixed wheel shaft gear ring, the planetary gear 205, the intermediate stage output gear 206 and the output gear 41 have respective transmission ratio settings, the rotating speed output by the output shaft 4 is finally adjusted and changed reasonably after multi-stage linkage, so that the purpose of speed reduction output is achieved.

It should be noted that: in the embodiment, the related shaft and rotation are realized by using a conventional bearing and a shaft sleeve or a bearing bush in a mechanical structure to realize relative rotation or rotation connection assembly of the shaft and a gear or the shaft and a box body and the like.

It should be added that: the limiting ball has the function of keeping the fixed axle 202 and the differential output gear axle 203 in coaxial contact, ensuring that the fixed axle and the differential output gear axle rotate stably and can rotate in a relative differential manner.

In a preferred embodiment, a blind hole is formed at one end of the handle shaft 303, a screw hole is formed at the bottom of the blind hole, and a screw is formed at the outer portion of one end of the movable shaft 302 located outside the case 301, and the movable shaft extends into the screw hole and is screwed with the screw hole.

In the above embodiment, the handle shaft 303 and the moving shaft 302 are tightly connected, and the linkage effect is good.

In a preferred embodiment, the resilient member 306 is a spring, and the spring is mounted in the blind hole, and has one end connected to the bottom of the blind hole and the other end connected to one end of the sidewall of the case 301.

In the above embodiment, the most part of the resilient member 306 is hidden in the blind hole, and the mounting structure is compact and stable, is not easy to separate from the structure, and has relatively stable functions.

In a preferred embodiment, a cover 3011 for fixing to another carrier is fixed to a side wall of one end of the box 301.

In the above embodiment, the cover 3011 is convenient for the stable assembly between the box 301 and the box 1, and the bolts passing through the cover 3011 are generally used to connect and assemble the side wall of the box 301.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "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 present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (5)

1. A handle detection device which characterized in that: the novel multifunctional box comprises a box body (301), a moving shaft (302), a handle shaft (303) and a microswitch (304), wherein the microswitch (304) is arranged in the box body (301), the moving shaft (302) penetrates through the side wall at one end of the box body (301) and is close to a switch key of the microswitch (304), a socket (305) electrically connected with the microswitch (304) is further arranged on the box body (301), one end of the handle shaft (303) is connected with one end, outside the box body (301), of the moving shaft (302), a rebound component (306) is connected between the handle shaft (303) and the box body (301), the handle shaft (303) can push the moving shaft (302) to move towards the inside of the box body (301) under the action of external force and touch and press the switch key of the microswitch (304) to enable the microswitch to be conducted and compress the rebound component (306), or after the external force is removed, the rebound component (306) restores the initial state and drives the moving shaft (302) and the handle shaft (303) to move and return, so that the switch key of the microswitch (304) is disconnected.

2. A handle detection device according to claim 1, wherein: the handle is characterized in that a blind hole is formed in one end of the handle shaft (303), a screw hole is formed in the bottom of the blind hole, a moving shaft (302) is located on the outer portion of one end of the box body (301), is provided with threads, extends into the screw hole, and is screwed mutually.

3. A handle detection device according to claim 2, wherein: the resilience component (306) is a spring, the spring is assembled in the blind hole, one end of the spring is connected with the bottom of the blind hole, and the other end of the spring is connected with the side wall of one end of the box body (301).

4. A handle detection device according to any one of claims 1 to 3 wherein: the micro switch (304) is connected with the controller.

5. A handle detection device according to any one of claims 1 to 3, wherein: and a cover plate (3011) for assembling and fixing with other carriers is fixed on the side wall of one end of the box body (301).

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