CN210944255U

CN210944255U - Safety limiting device of electric winching machine

Info

Publication number: CN210944255U
Application number: CN201921461438.4U
Authority: CN
Inventors: 陆正英; 陆会明
Original assignee: Jiangsu Xingda New Materials Co ltd
Current assignee: Jiangsu Xingda New Materials Co ltd
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-07-07
Anticipated expiration: 2029-09-04

Abstract

The utility model relates to a hank mill technical field just discloses an electronic hank mill safety stop device, comprising a base plate, the top fixed mounting of bottom plate has quantity to be two backup pads, the top fixed mounting of bottom plate has the reducing gear box that is located backup pad right side, the top fixed mounting of bottom plate has the motor that is located the reducing gear box right side, the output shaft of motor passes through the transmission with the input shaft of reducing gear box and is connected, the positive fixed mounting of reducing gear box has the power-off protection switch, the output shaft fixed mounting of reducing gear box has and extends to the left side the inside pivot of backup pad, the outside fixed mounting of pivot has and is located two the hank mill roller of the relative one side of backup pad, two the equal movable mounting in inside of backup. This electronic hank grinds quick-witted safety stop device can avoid appearing coiling too much condition at the position automatic shutdown work of injecing, and is safer during the use.

Description

Safety limiting device of electric winching machine

Technical Field

The utility model relates to a hank grinds quick-witted technical field, specifically is an electronic hank grinds safety stop device.

Background

In the construction of transmission line engineering, the winching machine is a frequently-used tool, provides indispensable external power for construction particularly in field operation, is mainly used for dragging and hoisting heavy objects, is also widely applied to construction line tightening assembly towers and motor-driven paying-off of electric power, telecommunication and municipal engineering, and comprises a gasoline winching machine, a diesel winching machine, an electric winching machine and the like.

When the existing winching machine is used, a large number of steel wires and the like can be wound frequently, the number of the wound steel wires is not limited to a certain degree, the condition of excessive winding can be caused frequently, and certain potential safety hazards exist, so that the safety limiting device of the electric winching machine is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an electronic hank mill safety stop device possesses can safe advantage such as spacing, has solved current hank mill when using, often can convolute a large amount of copper wires etc. does not have certain restriction to what convolute, often can appear coiling too much the condition, has the problem of certain potential safety hazard.

(II) technical scheme

For realizing the above-mentioned purpose that can be safe spacing, the utility model provides a following technical scheme: a safety limiting device of an electric grinder comprises a bottom plate, wherein two supporting plates are fixedly mounted at the top of the bottom plate, a reduction gearbox is fixedly mounted at the top of the bottom plate and is positioned on the right side of the supporting plates, a motor is fixedly mounted at the top of the bottom plate and is positioned on the right side of the reduction gearbox, an output shaft of the motor is in transmission connection with an input shaft of the reduction gearbox through a transmission device, a power-off protection switch is fixedly mounted at the front of the reduction gearbox, a rotating shaft extending to the left side is fixedly mounted at the output shaft of the reduction gearbox and is arranged in the supporting plates, grinding rollers positioned on the opposite sides of the two supporting plates are fixedly mounted at the outer part of the rotating shaft, movable plates are movably mounted in the two supporting plates, a limiting block is fixedly mounted between the two movable plates, a limiting plate is, the left side fixed mounting of backup pad has the fixed block, fixed block and left side the connecting rod passes through extension spring and connects, the left side fixed mounting of reducing gear box has the fixed plate that is located the connecting rod bottom, the right side the bottom fixed mounting of connecting rod has the movable rod that runs through the fixed plate, the reset spring that is located the fixed plate bottom has been cup jointed to the outside of movable rod, the bottom fixed mounting of movable rod has the sliding seat, the bottom fixed mounting of sliding seat has first connection piece, the left side fixed mounting of reducing gear box has the fixing base that is located first connection piece outside, the inside fixed mounting of fixing base has the second connection piece that is located first connection piece bottom, the bottom electricity of second connection piece is connected with first power cord, first connection piece is connected through the second power cord electricity with the power.

Preferably, the inside of backup pad has been seted up the spout, and the equal fixed mounting in both sides has the slider that extends to the spout inside around the fly leaf, slider and spout looks adaptation.

Preferably, the left and right sides of limiting plate has all been seted up the spacing groove, spacing groove and stopper looks adaptation, and the stopper is located the inside of spacing groove, and sixteen, adjacent two from top to bottom are no less than to the quantity of stopper distance between the stopper is the same with the thickness of stopper.

Preferably, the top of the supporting plate is provided with a movable groove, the movable groove is matched with the connecting rod, and the connecting rod is positioned in the movable groove.

Preferably, through holes are formed in the movable seat and the movable rod, and the second power line is located in the through holes.

Preferably, the front surface of the reduction gearbox is fixedly provided with a power supply connecting seat, the power supply connecting seat is electrically connected with a first power line, and the motor is electrically connected with the power-off protection switch.

(III) advantageous effects

Compared with the prior art, the utility model provides an electronic hank mill safety stop device possesses following beneficial effect:

the safety limiting device of the electric grinder can normally control the motor to be electrified and work after the power supply connecting seat and the power-off protection switch are electrified and the first contact piece and the second contact piece are not contacted, the power-off protection switch is also disconnected with the power supply connecting seat, the power-off protection switch is powered off to ensure that the power-on protection switch can not control the motor to be electrified and work, the wound wire is wound outside the grinding roller, the motor is started to sequentially drive the transmission device, the reduction gearbox, the rotating shaft and the grinding roller to rotate, so that the winding operation can be carried out, after the wound wire is wound to a certain diameter, the limiting plate can be jacked up by the wound wire, so that the limiting block, the movable plate, the connecting rod, the movable seat and the first connecting piece are sequentially moved upwards, finally the first connecting piece and the second connecting piece are disconnected, and the power-off protection switch and the motor stop working, the winding stops, and the operation is simple, so that a user can automatically stop working at a limited position when using the electric grinder, the condition of excessive winding is avoided, and the electric grinder is safer to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of the structure at a position a of the present invention.

In the figure: the device comprises a base plate 1, a support plate 2, a reduction gearbox 3, a motor 4, a transmission 5, a power-off protection switch 6, a rotating shaft 7, a grinding roller 8, a movable plate 9, a limiting block 10, a limiting plate 11, a fixed block 12, an extension spring 13, a connecting rod 14, a fixed plate 15, a movable rod 16, a return spring 17, a movable seat 18, a first connecting piece 19, a fixed seat 20, a second connecting piece 21, a first power line 22 and a second power line 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a safety limiting device of an electric grinder comprises a base plate 1, two support plates 2 are fixedly installed on the top of the base plate 1, a reduction gearbox 3 located on the right side of the support plates 2 is fixedly installed on the top of the base plate 1, a motor 4 located on the right side of the reduction gearbox 3 is fixedly installed on the top of the base plate 1, the model of the motor 4 can be Y-160M2, an output shaft of the motor 4 is in transmission connection with an input shaft of the reduction gearbox 3 through a transmission device 5, the transmission device 5 comprises a driving wheel, a belt and a driven wheel, the output shaft of the motor 4 is fixedly installed with the driving wheel, the input shaft of the reduction gearbox 3 is fixedly installed with the driven wheel, the driven wheel is in transmission connection with the driving wheel through the belt, a power-off protection switch 6 is fixedly installed on, a winching roller 8 positioned at one side opposite to the two supporting plates 2 is fixedly arranged at the outer part of the rotating shaft 7, movable plates 9 are movably arranged at the inner parts of the two supporting plates 2, sliding grooves are formed in the inner parts of the supporting plates 2, sliding blocks extending into the sliding grooves are fixedly arranged at the front and rear sides of the movable plates 9, the sliding blocks are matched with the sliding grooves, limiting blocks 10 are fixedly arranged between the two movable plates 9, limiting plates 11 are movably arranged at one sides opposite to the two movable plates 9, limiting grooves are formed in the left and right sides of the limiting plates 11, the limiting grooves are matched with the limiting blocks 10, the limiting blocks 10 are positioned in the limiting grooves, the number of the limiting blocks 10 is not less than sixteen, the distance between two adjacent limiting blocks 10 is the same as the thickness of the limiting blocks 10, connecting rods 14 are fixedly arranged, the movable groove is matched with the connecting rod 14, the connecting rod 14 is positioned in the movable groove, the left side of the left side supporting plate 2 is fixedly provided with a fixed block 12, the fixed block 12 is connected with the left side connecting rod 14 through an extension spring 13, the left side of the reduction gearbox 3 is fixedly provided with a fixed plate 15 positioned at the bottom of the connecting rod 14, the bottom of the right side connecting rod 14 is fixedly provided with a movable rod 16 penetrating through the fixed plate 15, the outer part of the movable rod 16 is sleeved with a reset spring 17 positioned at the bottom of the fixed plate 15, the bottom of the movable rod 16 is fixedly provided with a movable seat 18, the bottom of the movable seat 18 is fixedly provided with a first connecting sheet 19, the left side of the reduction gearbox 3 is fixedly provided with a fixed seat 20 positioned at the outer part of the first connecting sheet 19, the inner part of the fixed seat 20 is fixedly provided, the movable seat 18 and the fixed seat 20 are made of insulating materials, the bottom of the second connecting sheet 21 is electrically connected with a first power line 22, the front surface of the reduction gearbox 3 is fixedly provided with a power connecting seat which is electrically connected with the first power line 22, the motor 4 is electrically connected with the power-off protection switch, the first connecting sheet 19 is electrically connected with the power-off protection switch 6 through a second power line 23, through holes are respectively arranged in the movable seat 18 and the movable rod 16, the second power line 23 is positioned in the through holes, the safety limiting device of the electric winching machine can normally control the motor 4 to be powered on and operated after the power connecting seat and the power-off protection switch 6 are powered on through the contact of the first contact sheet 19 and the second contact sheet 21, the power-off protection switch 6 is also disconnected with the power connecting seat when the first contact sheet 19 and the second contact sheet 21 are not in contact, the power-off protection switch 6 is powered off so as to, through the outside that will be twined the wire winding to the hank mill roller 8, starter motor 4 drives transmission 5 in proper order, reducing gear box 3, pivot 7 and hank mill roller 8 rotate, thereby can roll up the operation, after winding certain diameter, the winding wire can be with limiting plate 11 jack-up, thereby make stopper 10 in proper order, fly leaf 9, connecting rod 14, movable rod 16, movable seat 18 and first connecting piece 19 rebound, finally make first connecting piece 19 and second connecting piece 21 disconnection, outage protection switch 6 and motor 4 stop work, the winding stops, the simple of operation, when making this electronic hank mill of user in use, can be at the position automatic shutdown work of injecing, avoid appearing winding too much circumstances, it is safer during the use.

In summary, in the safety limiting device for the electric grinder, the first contact piece 19 is contacted with the second contact piece 21, so that the power supply connecting seat and the power-off protection switch 6 can normally control the motor 4 to be powered on and operated after being powered on, when the first contact piece 19 is not contacted with the second contact piece 21, the power-off protection switch 6 is disconnected with the power supply connecting seat, the power-off protection switch 6 is powered off to prevent the motor 4 from being powered on and operated, the wound wire is wound outside the grinding roller 8, the motor 4 is started to sequentially drive the transmission device 5, the reduction gearbox 3, the rotating shaft 7 and the grinding roller 8 to rotate, so that the winding operation can be performed, after the wound wire is wound to a certain diameter, the wound wire can jack up the limiting plate 11, so that the limiting block 10, the movable plate 9, the connecting rod 14, the movable rod 16, the movable seat 18 and the first contact piece 19 are sequentially moved upwards, finally make first connection piece 19 and second connection piece 21 disconnection, power-off protection switch 6 and motor 4 stop work, the coiling stops, the simplicity of operation, make during this electronic grinder of user in use, can be in the position automatic shutdown work of injecing, avoid appearing coiling too much condition, it is safer during the use, solved current grinder when using, can coil a large amount of copper wires etc. often, there is not certain restriction to what of coiling, often can appear coiling too much condition, there is the problem of certain potential safety hazard.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides an electronic hank grinds machine safety stop device, includes bottom plate (1), its characterized in that: the grinding device is characterized in that two support plates (2) are fixedly mounted at the top of the bottom plate (1), a reduction gearbox (3) located on the right side of the support plates (2) is fixedly mounted at the top of the bottom plate (1), a motor (4) located on the right side of the reduction gearbox (3) is fixedly mounted at the top of the bottom plate (1), an output shaft of the motor (4) is in transmission connection with an input shaft of the reduction gearbox (3) through a transmission device (5), a power-off protection switch (6) is fixedly mounted on the front side of the reduction gearbox (3), a rotating shaft (7) extending to the left side is fixedly mounted at an output shaft of the reduction gearbox (3), a grinding roller (8) located on one side, opposite to the two support plates (2) is fixedly mounted outside the rotating shaft (7), and movable plates (9) are movably mounted inside the two, a limiting block (10) is fixedly installed between the two movable plates (9), a limiting plate (11) is movably installed on one opposite side of the two movable plates (9), a connecting rod (14) is fixedly installed on one opposite side of the two movable plates (9), a fixed block (12) is fixedly installed on the left side of the supporting plate (2), the fixed block (12) is connected with the left side of the connecting rod (14) through a tension spring (13), a fixed plate (15) positioned at the bottom of the connecting rod (14) is fixedly installed on the left side of the reduction gearbox (3), a movable rod (16) penetrating through the fixed plate (15) is fixedly installed on the bottom of the connecting rod (14) on the right side of the reduction gearbox, a reset spring (17) positioned at the bottom of the fixed plate (15) is sleeved outside the movable rod (16), and a movable seat (18) is fixedly installed, the bottom fixed mounting of sliding seat (18) has first connection piece (19), the left side fixed mounting of reducing gear box (3) has fixing base (20) that is located first connection piece (19) outside, the inside fixed mounting of fixing base (20) has second connection piece (21) that is located first connection piece (19) bottom, the bottom electricity of second connection piece (21) is connected with first power cord (22), first connection piece (19) are connected through second power cord (23) electricity with power-off protection switch (6).

2. The safety limiting device of the electric grinder as claimed in claim 1, wherein: the inside of backup pad (2) has been seted up the spout, and the equal fixed mounting in both sides has the slider that extends to the spout inside around fly leaf (9), slider and spout looks adaptation.

3. The safety limiting device of the electric grinder as claimed in claim 1, wherein: the left and right sides of limiting plate (11) has all seted up the spacing groove, spacing groove and stopper (10) looks adaptation, and stopper (10) are located the inside in spacing groove, and sixteen, adjacent two from top to bottom are no less than in the quantity of stopper (10) distance between stopper (10) is the same with the thickness of stopper (10).

4. The safety limiting device of the electric grinder as claimed in claim 1, wherein: the top of the supporting plate (2) is provided with a movable groove, the movable groove is matched with the connecting rod (14), and the connecting rod (14) is positioned in the movable groove.

5. The safety limiting device of the electric grinder as claimed in claim 1, wherein: through holes are formed in the movable seat (18) and the movable rod (16), and the second power line (23) is located in the through holes.

6. The safety limiting device of the electric grinder as claimed in claim 1, wherein: the front side of the reduction gearbox (3) is fixedly provided with a power supply connecting seat, the power supply connecting seat is electrically connected with a first power line (22), and the motor (4) is electrically connected with the power-off protection switch.