CN206680109U - The climbing protection structure of electronic anti-fall climb-aiding device - Google Patents
The climbing protection structure of electronic anti-fall climb-aiding device Download PDFInfo
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- CN206680109U CN206680109U CN201720426682.1U CN201720426682U CN206680109U CN 206680109 U CN206680109 U CN 206680109U CN 201720426682 U CN201720426682 U CN 201720426682U CN 206680109 U CN206680109 U CN 206680109U
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- climb
- ratchet pawl
- electronic anti
- reel
- aiding device
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Abstract
The utility model discloses a kind of climbing protection structure of electronic anti-fall climb-aiding device, electronic anti-fall climb-aiding device includes shell, reel, lifting rope and drive motor；The inside of shell has cavity, and the perforation connected with cavity is provided with shell；Reel is installed in the cavities, is wound on reel and is provided with lifting rope, the articulated end perforated of lifting rope passes；Drive motor is fixedly mounted on shell, and drive motor is connected with reel transmission；It is characterized in that：Climbing protection structure climbs speed detecting mechanism under including and climbs arrestment mechanism with；The decrease speed of the articulated end of lifting rope is safe condition less than preset value, and the decrease speed of the articulated end of lifting rope is precarious position more than preset value；Under climb speed detecting mechanism and be used for remains stationary in the secure state, export brake signal in precarious position；Under climb arrestment mechanism be used for output brake signal produce after immediately formed braking.The climbing protection structure of electronic anti-fall climb-aiding device of the present utility model has the advantages of can improving the energy utilization efficiency for helping and getting over journey.
Description
Technical field
The utility model belongs to cat ladder climbing aid field, and in particular to a kind of climbing of electronic anti-fall climb-aiding device is protected
Protection structure.
Background technology
The cat ladder of up to dozens or even hundreds of rice is often provided with inside tower crane or vertical shaft, these are perpendicular in climbing by staff
Not only need to expend larger muscle power when terraced, also have the careless slightly danger for also having falling from high altitude, therefore the climbing of cat ladder
Difficulty is larger and and has a higher risk.
In order to reduce the climbing difficulty of cat ladder, the security of lifting cat ladder climbing.Notification number is in the prior art：
CN205676065U technical scheme discloses " cat ladder climbs anti-fall power assisting device "（On June 13 2016 applying date, it is tied
Structure accompanying drawing is referring to present specification accompanying drawing 1 and Fig. 2）, the technical scheme is including reel, mounting seat 2, drive motor and brakes knot
Structure；Winding is provided with lifting rope 1 on the reel, and evagination is fixed with a rotating shaft to the reel both ends of the surface respectively, and the reel leads to
Rotating shaft rotatable support is crossed to be connected in the mounting seat 2；The drive motor and brake structure are fixedly mounted on the peace
Fill on seat 2, and be drive connection between any rotating shaft on the output shaft of the drive motor and the reel, the braking knot
Connected on structure and the reel between any rotating shaft for braking and resistance can be provided when lifting rope 1 declines.Also include having
The housing 3 of inner chamber, the reel, mounting seat 2, drive motor and brake structure are fixed in the inner chamber；Under the housing 3
Surface has the perforation passed for the lifting rope 1；The upper surface of the housing 3 is fixedly installed to be connected for being fixed with transverse support bar
The mounting structure connect.
The patentee of above-mentioned " cat ladder climb anti-fall power assisting device " and present applicant are same applicant, this Shen
Ask someone to find that above-mentioned " cat ladder climbs anti-fall power assisting device " still has following weak point in actual application：
Brake structure in " cat ladder climbs anti-fall power assisting device " of the prior art, is rotated using reel（Band moving teeth
Wheel drive mechanism）To drive electrical power generators（Referring to Fig. 4 and Fig. 5 in its technical scheme, and the 79th to 83 section of text of specification
Word）, when size of current caused by generator is more than or equal to the desired action current value of magnetic valve, i.e., solenoid valve conduction and control
Cylinder acts, and is in contact with pawl with the ratchet on ratchet to form braking.But as well known to those skilled in the art, generator
The torque of itself it is larger, the torque of generator can be in safe condition（Under climb speed it is normal or it is normal swash during）When can structure
Into the resistance of reel forward and reverse, so, need the moment to overcome above-mentioned resistance to drive reel to carry out the climbing of power-assisted cat ladder, from
And cause higher energy consumption.
Based on this, applicant considers that designing a kind of can improve helps electronic anti-fall help for the energy utilization efficiency for getting over journey to climb
The climbing protection structure of device.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is：How a kind of energy is provided
Enough climbing protection structures for improving the electronic anti-fall climb-aiding device for helping the energy utilization efficiency for getting over journey.
In order to solve the above-mentioned technical problem, the utility model employs following technical scheme：
The climbing protection structure of electronic anti-fall climb-aiding device, wherein electronic anti-fall climb-aiding device includes shell, reel, lifting rope and drive
Dynamic motor；The inside of the shell has cavity, and the perforation connected with the cavity is provided with the shell；The reel can
It is rotatably mounted in the cavity, is wound on the reel and the lifting rope is installed, is worn described in the articulated end warp of the lifting rope
Hole passes and can make elevating movement with the rotation of reel；The drive motor is fixedly mounted on the housing, and the drive
The rotation output par, c of dynamic motor is connected with reel transmission；It is characterized in that：
The climbing protection structure is integrally fixedly mounted on shell, and the climbing protection structure climbs velocity measuring under including
Arrestment mechanism is climbed with by mechanism；The decrease speed of the articulated end of the lifting rope is safe condition less than preset value, the lifting rope
The decrease speed of articulated end is precarious position more than preset value；
Speed detecting mechanism is climbed under described and is used for the remains stationary under the safe condition, is exported in the precarious position
Brake signal；Arrestment mechanism is climbed under described to be used to form braking immediately after the output brake signal produces.
Speed detecting mechanism is climbed under being climbed used by the utility model included by protection structure and climbs arrestment mechanism with,
And it is described under climb speed detecting mechanism be used under the safe condition remains stationary, in the precarious position output braking letter
Number；Arrestment mechanism is climbed under described to be used to form braking immediately after the output brake signal produces.So, would not go out
Now the moment produces the formation resistance situation to reel rotation in the prior art, and the energy utilization efficiency for getting over journey is helped so as to improve.
Preferably, the climbing protection structure of electronic anti-fall climb-aiding device, including internal messing ratchet brake mechanism, it is described in nibble
Closing ratchet brake mechanism includes lubrication groove, braking attachment structure, ratchet pawl, returning pull-spring and foreign steamer；Wherein, the lubrication groove, braking
Attachment structure, ratchet pawl, returning pull-spring collectively form it is described under climb speed detecting mechanism, the lubrication groove, braking attachment structure, spine
Tire, returning pull-spring and foreign steamer collectively form it is described under climb arrestment mechanism；
The lubrication groove is in integrally round pie structure, and the lubrication groove passes through the braking attachment structure and the coaxial transmission of reel
It is fixedly linked；The lubrication groove is recessed on the side of itself circumferencial direction formed with ratchet pawl mounting groove, each ratchet
Pawl is with a ratchet pawl is provided with mounting groove, the ratchet pawl with the homoaxial hinge of the lubrication groove by being hinged installation
In the ratchet pawl mounting groove, and the ratchet pawl can integrally be fallen into mounting groove for the ratchet pawl；
The both ends of the returning pull-spring are fixedly connected between bottom and the ratchet pawl of the ratchet pawl mounting groove,
And the ratchet pawl is enabled to be in the ratchet pawl mounting groove under the pulling force effect of returning pull-spring in safe condition
Interior, the ratchet pawl outer under centrifugal action caused by lubrication groove rotation in precarious position can extend the ratchet pawl use
The outside of mounting groove and abutted with ratchet pawl with the top of mounting groove spacing；
The foreign steamer is integrally in circular ring that is coaxial with the lubrication groove and being enclosed on outside the lubrication groove；The foreign steamer
It is fixedly mounted on shell, the medial surface of the foreign steamer has and the spine for the outside for extending the ratchet pawl mounting groove outside
The ratchet that tire is engaged to brake.
After the utility model uses the fall arrest protection structure for including above-mentioned internal messing ratchet brake mechanism, and using
When：" ratchet pawl can be in the ratchet pawl mounting groove all the time in safe condition under the elastic force effect of returning pull-spring,
The ratchet pawl outer under centrifugal action caused by lubrication groove rotation in precarious position can extend the ratchet pawl peace
The outside of tankage is simultaneously spacing；The medial surface of foreign steamer has and the ratchet pawl for the outside for extending the ratchet pawl mounting groove outside
The ratchet for being engaged to brake ".
Therefore above-mentioned internal messing ratchet brake mechanism is a kind of " centrifugal brake structure ", and should " centrifugal brake knot
Structure " is to drive centrifugal force caused by lubrication groove rotation to overcome the pulling force of returning pull-spring to examine precarious position using reel
Survey, and only in precarious position, ratchet pawl extend out to the outside of ratchet pawl mounting groove, so as to export system in precarious position
Dynamic signal.So above-mentioned internal messing ratchet brake mechanism with " be not in the prior art the moment produce to reel rotate
Formation resistance situation, help the energy utilization efficiency for getting over journey so as to improve " the advantages of while；Also have concurrently it is simple in construction, move
Make the advantages of reliable, elevating fall prevention falls the reliability of protection.
Preferably, cavity of the internal messing ratchet brake mechanism integral installation in the shell of electronic anti-fall climb-aiding device
In；The foreign steamer is fixedly mounted on the medial surface of the shell of electronic anti-fall climb-aiding device.
Using above-mentioned preferred structure, i.e., above-mentioned internal messing spine can be installed using the enclosure of electronic anti-fall climb-aiding device
Arrestment mechanism is taken turns, and then the shell of electronic anti-fall climb-aiding device can be utilized effectively to prevent come the good internal messing ratchet brake mechanism of hood guard
Only because dust is fallen in internal messing ratchet brake mechanism, the situation hair of internal messing ratchet brake mechanism Reliability of Microprocessor is influenceed
It is raw.
Preferably, the ratchet pawl mounting groove is spaced multiple on the circumferencial direction of the lubrication groove；Institute
It is the multiple of the uniform intervals setting on the circumferencial direction of the foreign steamer to state ratchet.
Using above-mentioned preferred structure, i.e., it can pass through multiple ratchet pawl mounting grooves（Each ratchet pawl is installed with mounting groove
There is ratchet pawl）, the structure being engaged with multiple ratchets is next, while lifting braking reliability, also lifts brake force, plays more preferable
Fall arrest protective effect.
Preferably, the braking attachment structure includes connection inserted block, connected slot and connecting key；The connection inserted block is convex
Act the end face for the reel being formed in electronic anti-fall climb-aiding device；The connected slot depression is formed at internal messing ratchet brake mechanism
Lubrication groove end face；
The connection inserted block and the shapes and sizes of the connected slot match, and the connection inserted block is inserted with the connection
Groove is recessed on the side of circumferencial direction to be inserted formed with the keyway for connecting key insertion, the connection inserted block with the connection
Key connection is realized by the connecting key being arranged in the keyway between groove.
Above-mentioned braking attachment structure causes reel and the lubrication groove of internal messing ratchet brake mechanism by the way of key connection
Between axial restraint be connected, so enable to the rotation output par, c of drive motor and the lubrication groove of internal messing ratchet brake mechanism
Between assembling it is more convenient with being connected, improve installation effectiveness.
In addition, using key connection between the rotation output par, c of drive motor and the lubrication groove of internal messing ratchet brake mechanism
Mode, additionally it is possible to make full use of the inner space of both this parts, and help to be lifted electronic anti-fall climb-aiding device internal structure whereby
Compactedness, so as to further help to reduce the volume size of electronic anti-fall climb-aiding device, so as to beneficial in narrow shaft top
Easily install.
Preferably, the connection inserted block and the connected slot are columnar structured with the coaxial setting of reel.
After above-mentioned preferred structure, after inserted block is connected and the connected slot is columnar structured, so can
The connection area of connection inserted block and the connected slot is effectively increased, lifts bonding strength between the two, lifting connection inserted block
The reliability being axially connected between connected slot.
In addition, working as " connection inserted block and connected slot " uses the above-mentioned columnar structured length that can also increase the arm of force,
So as to help to increase torque, the braking ability of fall arrest protection structure when lifting precarious position.
Preferably, the keyway is that uniform intervals are set on the connection inserted block and the circumferencial direction of the connected slot
At least two put.
So, can by the structure of multiple keyways and connecting key come strengthen the rotation output par, c of drive motor with
The bonding strength of the lubrication groove of internal messing ratchet brake mechanism.
Preferably, the end face evagination of the lubrication groove adjacent rolls is formed at formed with a boss, the connected slot
The outer face of the boss.
So, the structural strength of lubrication groove can not only be lifted by boss, additionally it is possible to by the structure of boss come
Increase the setting depth of connected slot, so as to lift the connection area between connection inserted block and connected slot, and then help to be lifted
Bonding strength between connected slot and connection inserted block.
Preferably, the climbing protection structure of electronic anti-fall climb-aiding device, including be fixedly mounted on electronic anti-fall climb-aiding device
Rotating speed measring sensor, tension controller, electromagnetic brake, middle with gear and braking gear；The Rotating speed measring passes
Sensor and tension controller collectively form it is described under climb speed detecting mechanism, the braking gear, transmission gear, electromagnetic system
Moving axis and electromagnetic brake collectively form it is described under climb arrestment mechanism；
The Rotating speed measring sensor is used for the rotating speed for detecting reel；The signal input part of the tension controller with it is described
The signal output part of Rotating speed measring sensor is connected, the control signal output of the tension controller and the electromagnetic braking
The control port of device is connected；The outer end of the electromagnetic system moving axis of the electromagnetic brake is coaxially installed with the centre tooth
Wheel；
The reel of the braking gear and electronic anti-fall climb-aiding device is coaxial to be fixedly linked, and the braking gear with
The centre is meshed with gear.
The utility model using it is above-mentioned it is anti-overrun down climb structure after, when in use：
First, moment values come set action tachometer value and are determined by tension controller；
Then, the tachometer value measured is conveyed to tension controller by Rotating speed measring sensor, and tension controller will measure
Tachometer value is contrasted with the action tachometer value set；
Again then, when the tachometer value measured is less than set action tachometer value（When being in safe condition）, tension controller is not
Output control signal is approximately equal to zero to electromagnetic brake, the braking moment of electromagnetic brake；When the tachometer value measured is more than setting
Act tachometer value（When in the hole）, tension controller output control signal is to electromagnetic brake, electromagnetic brake generation
Resistance torque pins down the rotating speed of reel, and the rotating speed of reel reformed into less than set action tachometer value, promotes reality
Now journey is got under safety.
To sum up, it is above-mentioned it is anti-overrun down climb structure not only have " be not in the prior art the moment produce reel rotated
Formation resistance situation, help the energy utilization efficiency for getting over journey so as to improve " the advantages of；It is also single with that can be flexibly adapted to
Or multiple climbing persons assist in ensuring that the security of cat ladder climbing, better meet safety work with the situation for climbing cat ladder at present
It is required that.
Preferably, the electromagnetic brake is integrally fixedly mounted on the outside of the shell of electronic anti-fall climb-aiding device, and institute
The outer end of the electromagnetic system moving axis of electromagnetic brake is stated through the shell and stretches to inside；The centre gear and braking are used
Gear is respectively positioned on the inside of the shell.
So, security function is climbed in the case where extending electronic anti-fall climb-aiding device by electromagnetic brake and possessing anti-overrun
Simultaneously；The inside for the shell that centre is installed on into electronic anti-fall climb-aiding device with gear with gear and braking will not also take shell
Internal excessive space, equally preferably keeps the electronic integrally-built compactedness of anti-fall climb-aiding device.
In addition, centre to be installed on to the inside of shell with gear and braking with gear, also cover can be played by shell
Shield acts on, so as to better assure that anti-overrun down climbs the reliability that security function uses.
Brief description of the drawings
Fig. 1 is that notification number is in the prior art：CN205676065U, the structure of entitled " cat ladder climbs anti-fall power assisting device "
Schematic diagram.
Fig. 2 is structural representation when housing is free of in Fig. 1.
Fig. 3 is a kind of dimensional structure diagram for employing electronic anti-fall climb-aiding device of the present utility model.
Fig. 4 is a kind of explosive view for employing electronic anti-fall climb-aiding device of the present utility model（Wherein shell should be integrated knot
Structure, blown herein for ease of understanding）.
Fig. 5 is a kind of facing for partial structurtes for the enclosure for employing electronic anti-fall climb-aiding device of the present utility model
Figure.
Fig. 6 is the dimensional structure diagram of partial structurtes in Fig. 5.
Fig. 3 marked into Fig. 6 for：
1 shell, 2 reels；
3 wheel hub motors：31 wheel hubs；
Internal messing ratchet brake mechanism：40 lubrication grooves, 41 ratchet pawls, 42 foreign steamers, 43 ratchets；
Brake attachment structure：50 connection inserted blocks, 51 connected slots, 52 boss；
Anti- overrun down climbs structure：60 electromagnetic brakes, 61 electromagnetic system moving axis, 62 centre gears, 63 braking gears.
Embodiment
The utility model is made into one with reference to a kind of accompanying drawing for employing electronic anti-fall climb-aiding device of the present utility model
The detailed description of step.Wherein, for description using exemplary terms such as upper and lower, left and right, it is therefore intended that help reader's reason
Solution, without being intended for limiting.
During specific implementation：As shown in Figures 3 to 6, electronic anti-fall climb-aiding device, including shell 1, reel 2, lifting rope（In figure not
Show）And drive motor；
The part that mounts mounted is installed with the lateral surface of the shell 1, the inside of the shell 1 has cavity,
The perforation connected with the cavity is provided with the shell 1；
The reel 2 is installed in rotation in the cavity, is wound on the reel 2 and is provided with the lifting rope, described
The articulated end of lifting rope passes through described and can make elevating movement with the rotation of reel 2；
The drive motor is fixedly mounted on the shell 1, and the rotation output par, c of the drive motor with it is described
The transmission of reel 2 is connected；It is characterized in that：
The drive motor is wheel hub motor 3, and the wheel hub 31 of the wheel hub motor 3 exports for the rotation of the drive motor
Part；Hollow space inside the reel 2 formed with the cavity volume that can accommodate the wheel hub motor 3, the wheel hub motor 3
The barrel of wheel hub lateral surface and the reel 2 is coaxial to be connected to a fixed；The installation pole of the wheel hub motor 3 is through the reel
2 end passes and is fixed on the shell 1.
Drive motor is used as using wheel hub motor 3 in above-mentioned electronic anti-fall climb-aiding device, because wheel hub motor 3 itself has knot
Structure is compact, occupies little space, the advantages of driving power abundance；Thus it is possible to the main part of wheel hub motor 3 is arranged on reel
Inside 2, and then the space inside reel 2 is made full use of, so as to help effectively to reduce the overall volume of electronic anti-fall climb-aiding device, made
Obtain the overall more compact, and then be more convenient for being fixedly mounted at the top of the cat ladder of narrow space of electronic anti-fall climb-aiding device, lifting
Practicality.
Wherein, above-mentioned electronic anti-fall climb-aiding device also includes the climbing protection structure being fixedly mounted on shell 1（As this reality
With new）, it is described climbing protection structure include under climb speed detecting mechanism and under climb arrestment mechanism；The articulated end of the lifting rope
Decrease speed is safe condition less than preset value, and the decrease speed of the articulated end of the lifting rope is precarious position more than preset value；
Speed detecting mechanism is climbed under described and is used for the remains stationary under the safe condition, is exported in the precarious position
Brake signal；Arrestment mechanism is climbed under described to be used to form braking immediately after the output brake signal produces.
Brake structure in " cat ladder climbs anti-fall power assisting device " of the prior art, is rotated using reel 2（Band moving teeth
Wheel drive mechanism）To drive electrical power generators（Referring to Fig. 4 and Fig. 5 in its technical scheme, and the 79th to 83 section of text of specification
Word）, when size of current caused by generator is more than or equal to the desired action current value of magnetic valve, i.e., solenoid valve conduction and control
Cylinder acts, and is in contact with pawl with the ratchet 43 on ratchet to form braking.But it is as well known to those skilled in the art, generate electricity
The torque of itself of machine is larger, and the torque of generator can be in safe condition（Under climb speed it is normal or it is normal swash during）Shi Hui
The resistance of the forward and reverse of reel 2 is formed, so, need the moment to overcome above-mentioned resistance to drive reel 2 to carry out the climbing of power-assisted cat ladder
Power, so as to cause higher energy consumption.
Climbed under included by above-mentioned climbing protection structure speed detecting mechanism and under climb arrestment mechanism, and it is described under climb speed
Testing agency is used for the remains stationary under the safe condition, and brake signal is exported in the precarious position；The system of climbing under described
Motivation structure is used to form braking immediately after the output brake signal produces.So, would not occur in the prior art
Moment produces the formation resistance situation rotated to reel 2, and the energy utilization efficiency for getting over journey is helped so as to improve.
Wherein, electronic anti-fall climb-aiding device also includes fall arrest protection structure, and the fall arrest protection structure includes internal messing
Ratchet brake mechanism, the internal messing ratchet brake mechanism include lubrication groove 40, braking attachment structure, ratchet pawl 41, returning pull-spring
（Not shown in figure）With foreign steamer 42；Wherein, the lubrication groove 40, braking attachment structure, ratchet pawl 41, returning pull-spring collectively form institute
State down and climb speed detecting mechanism, the lubrication groove 40, braking attachment structure, ratchet pawl 41, returning pull-spring and foreign steamer 42 collectively form
Arrestment mechanism is climbed under described；
The overall lubrication groove 40 is in round pie structure, and the lubrication groove 40 is coaxial by the braking attachment structure and reel 2
It is fixedly linked to transmission；The lubrication groove 40 is recessed on the side of itself circumferencial direction formed with ratchet pawl mounting groove, each
The ratchet pawl passes through homoaxial with the lubrication groove 40 with a ratchet pawl 41, the ratchet pawl is provided with mounting groove
Hinge is hingedly mounted in the ratchet pawl mounting groove, and the ratchet pawl mounting groove can integrally fall for the ratchet pawl
Enter；
The both ends of the returning pull-spring are fixedly connected between bottom and the ratchet pawl of the ratchet pawl mounting groove,
And the ratchet pawl is enabled to be in the ratchet pawl mounting groove under the pulling force effect of returning pull-spring in safe condition
Interior, the ratchet pawl outer in the case where lubrication groove 40 rotates caused centrifugal action in precarious position can extend the ratchet pawl
Abutted with the outside of mounting groove and with ratchet pawl with the top of mounting groove spacing；
The foreign steamer 42 is overall in circular ring that is coaxial with the lubrication groove 40 and being enclosed on outside the lubrication groove 40；Institute
State foreign steamer 42 to be fixedly mounted on shell 1, the medial surface of the foreign steamer 42 has with extending the ratchet pawl mounting groove outside
The ratchet 43 that the outside ratchet pawl is engaged to brake.
Using after the fall arrest protection structure for including above-mentioned internal messing ratchet brake mechanism, and when in use：" ratchet pawl
It can be in all the time in the ratchet pawl mounting groove under the elastic force effect of returning pull-spring in safe condition, the ratchet pawl
Outer in the case where lubrication groove 40 rotates caused centrifugal action in precarious position it can extend the outer of the ratchet pawl mounting groove
Portion is simultaneously spacing；The medial surface of foreign steamer 42 has to be engaged with extending the ratchet pawl outside with the ratchet pawl of the outside of mounting groove
Come the ratchet 43 " braked.
Therefore above-mentioned internal messing ratchet brake mechanism is a kind of " centrifugal brake structure ", and should " centrifugal brake knot
Structure " is to drive lubrication groove 40 to rotate caused centrifugal force to overcome the pulling force of returning pull-spring to enter precarious position using reel 2
Row detection, and only in precarious position, ratchet pawl extend out to the outside of ratchet pawl mounting groove, so as to defeated in precarious position
Go out brake signal.So above-mentioned internal messing ratchet brake mechanism with " be not in the prior art the moment produce to reel
2 rotation formation resistance situations, help the energy utilization efficiency for getting over journey so as to improve " the advantages of while；Also have structure letter concurrently
Singly, the advantages of reliable in action, elevating fall prevention falls the reliability of protection.
Wherein, the internal messing ratchet brake mechanism integral installation is in the cavity of the shell 1 of electronic anti-fall climb-aiding device；Institute
On the medial surface for stating the shell 1 that foreign steamer 42 is fixedly mounted on electronic anti-fall climb-aiding device.
Using above-mentioned preferred structure, i.e., above-mentioned internal messing can be installed using inside the shell 1 of electronic anti-fall climb-aiding device
Ratchet brake mechanism, and then can be using the shell 1 of electronic anti-fall climb-aiding device come the good internal messing ratchet brake mechanism of hood guard, effectively
Prevent from, because dust is fallen in internal messing ratchet brake mechanism, influenceing the situation hair of internal messing ratchet brake mechanism Reliability of Microprocessor
It is raw.
Wherein, the ratchet pawl mounting groove is spaced multiple on the circumferencial direction of the lubrication groove 40；It is described
Ratchet 43 is the multiple of the uniform intervals setting on the circumferencial direction of the foreign steamer 42.
Using above-mentioned preferred structure, i.e., it can pass through multiple ratchet pawl mounting grooves（Each ratchet pawl is installed with mounting groove
There is ratchet pawl）, the structure being engaged with multiple ratchets 43 is next, while lifting braking reliability, also lifts brake force, plays more
Good fall arrest protective effect.
Wherein, the braking attachment structure includes connection inserted block 50, connected slot 51 and connecting key（Not shown in figure）；Institute
State the end face that connection inserted block 50 is projected and formed in the reel 2 in electronic anti-fall climb-aiding device；The depression of connected slot 51 is formed at
The end face of the lubrication groove 40 of internal messing ratchet brake mechanism；
Connection inserted block 50 and the shapes and sizes of the connected slot 51 match, it is described connect inserted block 50 with it is described
Connected slot 51 be recessed on the side of circumferencial direction formed with for the connecting key insertion keyway, it is described connection inserted block 50 with
Key connection is realized by the connecting key being arranged in the keyway between the connected slot 51.
Above-mentioned braking attachment structure causes reel 2 and the lubrication groove of internal messing ratchet brake mechanism by the way of key connection
Axial restraint is connected between 40, so enables to the interior of the rotation output par, c of drive motor and internal messing ratchet brake mechanism
Assembling between wheel 40 is more convenient with being connected, and improves installation effectiveness.
In addition, key connection is used between the rotation output par, c of drive motor and the lubrication groove 40 of internal messing ratchet brake mechanism
Mode, additionally it is possible to make full use of the inner space of both this parts, and help to be lifted electronic anti-fall climb-aiding device internal junction whereby
The compactedness of structure, so as to further help to reduce the volume size of electronic anti-fall climb-aiding device, so as to beneficial on narrow vertical shaft top
Easily install in portion.
Wherein, the connection inserted block 50 and the connected slot 51 are columnar structured with 2 coaxial setting of reel.
After above-mentioned preferred structure, after inserted block 50 is connected and the connected slot 51 is columnar structured, so
The connection area of connection inserted block 50 and the connected slot 51 can be effectively increased, lifts bonding strength between the two, is lifted
Connect the reliability being axially connected between inserted block 50 and connected slot 51.
In addition, when " connection inserted block 50 and connected slot 51 " use the above-mentioned columnar structured length that can also increase the arm of force
Degree, so as to help to increase torque, the braking ability of fall arrest protection structure when lifting precarious position.
Wherein, the keyway is that uniform intervals are set on the connection inserted block 50 and the circumferencial direction of the connected slot 51
At least two put.
So, can by the structure of multiple keyways and connecting key come strengthen the rotation output par, c of drive motor with
The bonding strength of the lubrication groove 40 of internal messing ratchet brake mechanism.
Wherein, the end face evagination of the adjacent rolls 2 of lubrication groove 40 is formed formed with a boss 52, the connected slot 51
In the outer face of the boss 52.
So, the structural strength of lubrication groove 40 can not only be lifted by boss 52, additionally it is possible to pass through boss 52
Structure increases the setting depth of connected slot 51, so as to lift the connection area between connection inserted block 50 and connected slot 51,
And then help to lift connected slot 51 and connect the bonding strength between inserted block 50.
Wherein, the outer end of the boss 52 is in integrally the cylindrical structural consistent with the diameter of lubrication groove 40.
So, that is, cause boss 52 is overall can consolidate with the side end face of each ratchet pawl mounting groove in lubrication groove 40
It is fixed to be connected, the structural strength of ratchet pawl mounting groove can be strengthened, also can effectively help to lift boss 52 and the structure of lubrication groove 40
Intensity, spacing reliable of the ratchet pawl of the outside for externally extending the ratchet pawl mounting groove so as to lifting ratchet pawl with mounting groove
Property.
Wherein, electronic anti-fall climb-aiding device also climbs structure including anti-overrun down, and anti-overrun down climbs structure including fixing peace
Rotating speed measring sensor on electronic anti-fall climb-aiding device（Not shown in figure）, tension controller（Not shown in figure）, electromagnetism
Gear 63 is used in brake 60, centre with gear 62 and braking；The Rotating speed measring sensor and tension controller collectively form institute
State down and climb speed detecting mechanism, the braking gear 63, transmission gear, electromagnetic system moving axis 61 and electromagnetic brake 60 are common
Form it is described under climb arrestment mechanism；
The Rotating speed measring sensor is used for the rotating speed for detecting reel 2；The signal input part of the tension controller and institute
The signal output part for stating Rotating speed measring sensor is connected, the control signal output of the tension controller and the electromagnetic system
The control port of dynamic device 60 is connected；The outer end of the electromagnetic system moving axis 61 of the electromagnetic brake 60 is coaxially installed with described
Use gear 62 in centre；
The reel 2 of the braking gear 63 and electronic anti-fall climb-aiding device is coaxial to be fixedly linked, and the braking tooth
Wheel 63 is meshed with the centre gear 62.
During implementation, above-mentioned Rotating speed measring sensor, tension controller and electromagnetic brake 60 are existing product, and it is used
Method is prior art well known in the art, and therefore not to repeat here.
Using it is above-mentioned it is anti-overrun down climb structure after, when in use：
First, moment values come set action tachometer value and are determined by tension controller；
Then, the tachometer value measured is conveyed to tension controller by Rotating speed measring sensor, and tension controller will measure
Tachometer value is contrasted with the action tachometer value set；
Again then, when the tachometer value measured is less than set action tachometer value（When being in safe condition）, tension controller is not
Output control signal is approximately equal to zero to electromagnetic brake 60, the braking moment of electromagnetic brake 60；When the tachometer value measured is more than
Set action tachometer value（When in the hole）, tension controller output control signal is to electromagnetic brake 60, electromagnetic braking
Device 60 produces resistance torque to pin down the rotating speed of reel 2, and the rotating speed of reel 2 is reformed into less than set action rotating speed
Value, promotes to realize and gets over journey under safety.
To sum up, it is above-mentioned it is anti-overrun down climb structure not only have " be not in the prior art the moment produce reel 2 rotated
Formation resistance situation, help the energy utilization efficiency for getting over journey so as to improve " the advantages of；It is also single with that can be flexibly adapted to
Or multiple climbing persons assist in ensuring that the security of cat ladder climbing, better meet safety work with the situation for climbing cat ladder at present
It is required that.
Wherein, the outside of the overall shell 1 for being fixedly mounted on electronic anti-fall climb-aiding device of the electromagnetic brake 60, and it is described
The outer end of the electromagnetic system moving axis 61 of electromagnetic brake 60 is through the shell 1 and stretches to inside；The centre is with the He of gear 62
Braking gear 63 is respectively positioned on the inside of the shell 1.
So, security function is climbed in the case where extending electronic anti-fall climb-aiding device by electromagnetic brake 60 and possessing anti-overrun
While；Will not the inside that centre gear 62 and braking gear 63 are installed on to the shell 1 of electronic anti-fall climb-aiding device yet
The excessive space in the inside of shell 1 is taken, equally preferably keeps the electronic integrally-built compactedness of anti-fall climb-aiding device.
In addition, centre gear 62 and braking gear 63 to be installed on to the inside of shell 1, also can by shell 1 come
Hood guard effect is played, so as to better assure that anti-overrun down climbs the reliability that security function uses.
During implementation, evagination forms and has stated braking tooth on the end face of one end of reel 2 in preferably described lubrication groove 40
Wheel 63；And the braking is more than or equal to the diameter of the lubrication groove 40 with the diameter of gear 63, less than the interior diameter of the foreign steamer 42.
So, not only braking is caused to possess bigger diameter with gear 63 to increase the torque arm length of electromagnetic brake 60, so as to
Increase braking moment, lift braking ability.Lubrication groove 40 and the structural strength of braking gear 63 can also be obviously improved；This
Outside, lubrication groove 40 is formed in one with braking gear 63（Or it is fixedly linked into an entirety）Structure, also effectively reduce assembling
Workload, improving production efficiency.
Wherein, the Rotating speed measring sensor also includes magnetic power rotation speed sensor and magnetic part；The end face of the reel 2
It is installed with the magnetic part on neighboring, the detection port of the magnetic power rotation speed sensor is neighbouring and towards the magnetic
The rotational trajectory of part.
The Rotating speed measring structure that above-mentioned magnetic power rotation speed sensor and magnetic part are engaged is " contactless " Rotating speed measring knot
Structure, there is the advantages of simple in construction, easy to install and use.
It the above is only the utility model preferred embodiment, need to point out not departed from for those skilled in the art
On the premise of the technical program, several modifications and improvements can also be made, the technical scheme of above-mentioned modification and improvement should be regarded equally
For fall into this application claims scope.
Claims (10)
1. the climbing protection structure of electronic anti-fall climb-aiding device, wherein electronic anti-fall climb-aiding device includes shell, reel, lifting rope and driving
Motor；The inside of the shell has cavity, and the perforation connected with the cavity is provided with the shell；The reel can turn
It is arranged on dynamicly in the cavity, is wound on the reel and the lifting rope is installed, the articulated end of the lifting rope is through the perforation
Pass and elevating movement can be made with the rotation of reel；The drive motor is fixedly mounted on the housing, and the driving
The rotation output par, c of motor is connected with reel transmission；It is characterized in that：
The climbing protection structure is integrally fixedly mounted on shell, and the climbing protection structure climbs speed detecting mechanism under including
Arrestment mechanism is climbed with；The decrease speed of the articulated end of the lifting rope is safe condition less than preset value, the mounting of the lifting rope
The decrease speed at end is precarious position more than preset value；
Speed detecting mechanism is climbed under described and is used for the remains stationary under the safe condition, braking is exported in the precarious position
Signal；Arrestment mechanism is climbed under described to be used to form braking immediately after the output brake signal produces.
2. the climbing protection structure of electronic anti-fall climb-aiding device according to claim 1, it is characterised in that：Including internal messing spine
Arrestment mechanism is taken turns, the internal messing ratchet brake mechanism includes lubrication groove, braking attachment structure, ratchet pawl, returning pull-spring and foreign steamer；
Wherein, the lubrication groove, braking attachment structure, ratchet pawl, returning pull-spring collectively form it is described under climb speed detecting mechanism, it is described in
Wheel, braking attachment structure, ratchet pawl, returning pull-spring and foreign steamer collectively form it is described under climb arrestment mechanism；
The lubrication groove is in integrally round pie structure, and the lubrication groove is fixed by the braking attachment structure and the coaxial transmission of reel
It is connected；The lubrication groove is recessed on the side of itself circumferencial direction formed with ratchet pawl mounting groove, and each ratchet pawl is used
One ratchet pawl is installed, the ratchet pawl with the homoaxial hinge of the lubrication groove by being hingedly mounted on institute in mounting groove
State in ratchet pawl mounting groove, and the ratchet pawl can integrally be fallen into mounting groove for the ratchet pawl；
The both ends of the returning pull-spring are fixedly connected between bottom and the ratchet pawl of the ratchet pawl mounting groove, and are made
Obtaining the ratchet pawl can be in the ratchet pawl mounting groove in safe condition under the pulling force effect of returning pull-spring, institute
Stating ratchet pawl outer under centrifugal action caused by lubrication groove rotation in precarious position can extend the ratchet pawl installation
The outside of groove and abutted with ratchet pawl with the top of mounting groove spacing；
The foreign steamer is integrally in circular ring that is coaxial with the lubrication groove and being enclosed on outside the lubrication groove；The foreign steamer is fixed
On shell, the medial surface of the foreign steamer has and the ratchet pawl for the outside for extending the ratchet pawl mounting groove outside
The ratchet for being engaged to brake.
3. the climbing protection structure of electronic anti-fall climb-aiding device according to claim 2, it is characterised in that：The internal messing spine
Arrestment mechanism integral installation is taken turns in the cavity of the shell of electronic anti-fall climb-aiding device；The foreign steamer is fixedly mounted on electronic anti-fall help
Climb on the medial surface of the shell of device.
4. the climbing protection structure of electronic anti-fall climb-aiding device according to claim 2, it is characterised in that：The ratchet pawl is used
Mounting groove is spaced multiple on the circumferencial direction of the lubrication groove；The ratchet is on the circumferencial direction of the foreign steamer
Uniform intervals are set multiple.
5. the climbing protection structure of electronic anti-fall climb-aiding device according to claim 2, it is characterised in that：The braking connection
Structure includes connection inserted block, connected slot and connecting key；The connection inserted block is projected and formed in the volume in electronic anti-fall climb-aiding device
The end face of cylinder；The connected slot depression is formed at the end face of the lubrication groove of internal messing ratchet brake mechanism；
The connection inserted block and the shapes and sizes of the connected slot match, and the connection inserted block exists with the connected slot
Depression is formed with the keyway for connecting key insertion on the side of circumferencial direction, connection inserted block and the connected slot it
Between key connection realized by the connecting key being arranged in the keyway.
6. the climbing protection structure of electronic anti-fall climb-aiding device according to claim 5, it is characterised in that：The connection inserted block
It is columnar structured with the coaxial setting of reel with the connected slot.
7. the climbing protection structure of electronic anti-fall climb-aiding device according to claim 5, it is characterised in that：The keyway be
Uniform intervals are set on the connection inserted block and the circumferencial direction of the connected slot at least two.
8. the climbing protection structure of electronic anti-fall climb-aiding device according to claim 5, it is characterised in that：The lubrication groove is neighbouring
The end face evagination of reel is formed at the outer face of the boss formed with a boss, the connected slot.
9. the climbing protection structure of electronic anti-fall climb-aiding device according to claim 1, it is characterised in that：Including being fixedly mounted
It is Rotating speed measring sensor, tension controller, electromagnetic brake on electronic anti-fall climb-aiding device, middle with gear and braking tooth
Wheel；The Rotating speed measring sensor and tension controller collectively form it is described under climb speed detecting mechanism, the braking gear,
Transmission with gear, electromagnetic system moving axis and electromagnetic brake collectively form it is described under climb arrestment mechanism；
The Rotating speed measring sensor is used for the rotating speed for detecting reel；The signal input part of the tension controller and the rotating speed
The signal output part of detection sensor is connected, the control signal output of the tension controller and the electromagnetic brake
Control port is connected；The outer end of the electromagnetic system moving axis of the electromagnetic brake is coaxially installed with the centre gear；
The reel of the braking gear and electronic anti-fall climb-aiding device is coaxial to be fixedly linked, and the braking gear with it is described
Centre is meshed with gear.
10. the climbing protection structure of electronic anti-fall climb-aiding device according to claim 9, it is characterised in that：The electromagnetic system
Dynamic device is integrally fixedly mounted on the outside of the shell of electronic anti-fall climb-aiding device, and the electromagnetic system moving axis of the electromagnetic brake is outer
End is through the shell and stretches to inside；The centre is respectively positioned on the inside of the shell with gear and braking with gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720426682.1U CN206680109U (en) | 2017-04-21 | 2017-04-21 | The climbing protection structure of electronic anti-fall climb-aiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720426682.1U CN206680109U (en) | 2017-04-21 | 2017-04-21 | The climbing protection structure of electronic anti-fall climb-aiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206680109U true CN206680109U (en) | 2017-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720426682.1U Active CN206680109U (en) | 2017-04-21 | 2017-04-21 | The climbing protection structure of electronic anti-fall climb-aiding device |
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| CN (1) | CN206680109U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021225609A1 (en) * | 2020-05-05 | 2021-11-11 | Saudi Arabian Oil Company | Spool and mast safety system |
| CN117228565A (en) * | 2023-11-10 | 2023-12-15 | 远方电梯(靖江)有限公司 | Self-locking winch for winding steel cable |
-
2017
- 2017-04-21 CN CN201720426682.1U patent/CN206680109U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021225609A1 (en) * | 2020-05-05 | 2021-11-11 | Saudi Arabian Oil Company | Spool and mast safety system |
| US11851953B2 (en) | 2020-05-05 | 2023-12-26 | Saudi Arabian Oil Company | Mast safety system |
| CN117228565A (en) * | 2023-11-10 | 2023-12-15 | 远方电梯(靖江)有限公司 | Self-locking winch for winding steel cable |
| CN117228565B (en) * | 2023-11-10 | 2024-04-02 | 远方电梯(靖江)有限公司 | Self-locking winch for winding steel cable |
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