CN209383306U - A kind of lightweight electric block with safeguard protection - Google Patents
A kind of lightweight electric block with safeguard protection Download PDFInfo
- Publication number
- CN209383306U CN209383306U CN201920101380.6U CN201920101380U CN209383306U CN 209383306 U CN209383306 U CN 209383306U CN 201920101380 U CN201920101380 U CN 201920101380U CN 209383306 U CN209383306 U CN 209383306U
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- China
- Prior art keywords
- gear
- wheel
- pinion gear
- shell
- gear wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of lightweight electric block with safeguard protection, including shell, motor, deceleration mechanism and sprocket wheel, shell is externally provided with cabinet, shell includes electric machine casing, sprocket wheel shell and gear-box, electric machine casing, it is fixed between sprocket wheel shell and gear-box for split installation, sleeve member and transmission shaft are equipped in gear-box, the interference of sleeve member one end is pressed with gear wheel I, output shaft is installed in sleeve member, it is drive connection between drive shaft on output shaft and motor, output shaft is arranged with pinion gear I close to the side of gear wheel I, gear wheel II, pinion gear II and gear wheel III, straight-tooth key is integrally formed on transmission shaft, gear wheel IV is installed on transmission shaft, pinion gear III, gear wheel V, pinion gear IV and helical gear, it is engaged and is installed by gears at different levels, transmission stability is high, it carries Lotus performance is higher, and crane capacity is strong, and unilateral bearing is equipped on the output shaft in sleeve member, and good braking effect prevents load from dropping, and guarantees security reliability.
Description
Technical field
The utility model belongs to electric block technical field, electronic more particularly, to a kind of lightweight with safeguard protection
Cucurbit.
Background technique
Currently, electric block is a kind of using very extensive hoisting machinery, it is directed to the different of hoisting weight and requires, come
The electric block being applicable in using specification.With the continuous development of science and technology, the design for increasingly paying attention to small-sized electric cucurbit, due to mistake
Go using small-sized electric cucurbit, cabinet is all using simple volume larger structure, and intensity and rigidity are restricted, and are held
The pulling force of load is smaller, and usability is poor.For the structure design inside gear-box, existing gear transmission structure is too simple,
Although can reach transmission effect, transmission stability is poor, and structure is also not compact enough, so that entire gear-box is larger, passes
The load performance for passing movement is poor, and crane capacity is poor.In the actual operation process, it may occur that article lifting overload or
Article lifting rises to top, due to the carelessness of operator, it may appear that without timely halting problem, may lead when the overload occurs
It sends a telegraph machine burning to ruin, damage sprocket wheel and other parts damages, there are biggish security risks, it is therefore necessary to improve.
Utility model content
The purpose of this utility model is in view of the deficiency of the prior art, to provide a kind of with the light of safeguard protection
Quantify electric block, it has, and lightweight, compact-sized, integral strength is high, carrying pulling force is big, transmission stability is high, lifting energy
Power is strong, stopping power is strong, guard block will not damage, prevent load free fall and guarantees the security reliability of electric block
Feature.
In order to achieve the above purpose, the technical scheme adopted by the utility model is it is a kind of with the light of safeguard protection
Quantify electric block, including shell, motor, deceleration mechanism and sprocket wheel, feature in: be provided with cabinet outside the shell, it is described
Shell includes electric machine casing, sprocket wheel shell and gear-box, is split type between the electric machine casing, sprocket wheel shell and gear-box
Installation is fixed, and the motor is mounted in electric machine casing, and the deceleration mechanism is arranged in gear-box, is equipped in the gear-box
Sleeve member and transmission shaft, the inner ring of the sprocket wheel are provided with internal spline, and the outside of the sleeve member is provided with to be cooperated with internal spline
External splines, the interference of described sleeve member one end is pressed with gear wheel I, output shaft, the output shaft is equipped in the sleeve member
Between the drive shaft on motor for be drivingly connected, the output shaft close to the side of gear wheel I be arranged with respectively pinion gear I,
Gear wheel II, pinion gear II and gear wheel III have been wholely set straight-tooth key on the transmission shaft, have been equipped on the transmission shaft
Gear wheel IV, pinion gear III, gear wheel V, pinion gear IV and helical gear, the gear wheel IV interference are fitted on transmission shaft, institute
The one end for stating output shaft is provided with helical teeth key, and the gear wheel I is to engage cooperation, the pinion gear with the straight-tooth key on transmission shaft
I is to engage cooperation with gear wheel IV, and the gear wheel II is to engage cooperation, the pinion gear II and gear wheel V with pinion gear III
For engagement cooperation, the gear wheel III is to engage cooperation with pinion gear IV, and the helical gear is to engage with the helical teeth key of output shaft
Cooperation, the pinion gear I, which is fitted on gear wheel II, rotates integrally setting, and the pinion gear II is fitted in gear wheel III upper one
Body rotary setting, the pinion gear III, which is fitted on gear wheel V, rotates integrally setting, and the pinion gear IV is fitted in helical gear
On rotate integrally setting, unilateral bearing, the pinion gear I, pinion gear II, small tooth are installed on the output shaft in the sleeve member
The center inner ring of wheel III and pinion gear IV is mounted on bearing.
Preferably, it is provided with card on the motor and sets step and ring flange, annular ring, institute are provided in the electric machine casing
State card set step abutting be mounted in annular ring, several bolts hole are provided on the ring flange, the motor passes through ring flange
On bolt hole be fixedly connected with electric machine casing.
Preferably, it is provided with several heat release holes on the electric machine casing, radiating groove, the heat dissipation are provided on the cabinet
Slot is communicated with the heat release hole of electric machine casing left side.
Preferably, the sprocket wheel shell includes that sprocket wheel half-shell I and sprocket wheel half-shell II, the sprocket wheel half-shell I are connected by screw thread
The mode connect is fixed on sprocket wheel half-shell II.
Preferably, it is provided with guide chain hole I on the sprocket wheel shell, is provided with that guide chain hole I is corresponding to be led on the cabinet
Chain hole II.
Preferably, mounting hole is provided on the gear-box, the gear-box on mounting hole by installing bolt and chain
Wheel shell is fixed.
Preferably, the press-fit approach of the pinion gear I, pinion gear II, pinion gear III and pinion gear IV are interference fit peace
Dress.
Preferably, the unilateral bearing is unidirectional needle bearing, and the bearing block material of the unilateral bearing is bearing steel.
After adopting the above structure, compared to the prior art the utility model has the advantage, that the structure of the utility model
It is rationally ingenious, consolidate by using split installation between electric machine casing, sprocket wheel shell and gear-box, and by cabinet, it is whole to tie
Structure is compact, small in size, reaches lightweight, processes more convenient, and dismounting maintenance is very convenient, by the setting of shell and cabinet,
Preferably, the pulling force of carrying is larger, and service performance is preferable for intensity and rigidity；It is installed by the engagement of gears at different levels, motor driven is defeated
Shaft, output shaft are driven helical gear, since pinion gear IV and helical gear rotate integrally setting, so that pinion gear IV is driven gear wheel
III, since gear wheel III and pinion gear II rotate integrally setting so that pinion gear II is driven gear wheel V, due to gear wheel V and
Pinion gear III rotates integrally setting, so that pinion gear III is driven gear wheel II, since gear wheel II and pinion gear I are rotated integrally
Setting, so that pinion gear I is driven gear wheel IV, gear wheel IV interference is fitted on transmission shaft, so that transmission shaft and gear wheel IV
It rotates integrally, the straight-tooth key on transmission shaft is driven gear wheel I again, since gear wheel I and sleeve member rotate integrally setting, to reach
Design to the transmission of sleeve member and sprocket wheel, the deceleration mechanism is more ingenious, and structure is extremely compact, and transmission stability is very high,
The load performance of passing movement is higher, and crane capacity is stronger, and service life is longer；And it is installed on the output shaft in sleeve member
There is unilateral bearing, the unilateral bearing is higher than the effect of general clutch, and part is smaller, and the braking effect reached is preferable, works as object
In the case that product lifting overload or article lifting rise to top, it can be good at being braked by unilateral bearing, prevent load
Free fall guarantees the security reliability of electric block.
Detailed description of the invention
Fig. 1 is the separate structure schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model shell；
Fig. 3 is the structural schematic diagram of deceleration mechanism in the utility model gear-box；
Fig. 4 is the mounting structure schematic diagram of the utility model sprocket wheel and sleeve member；
Fig. 5 is the structural schematic diagram of the utility model bottom of box；
In figure: 10, shell；11, motor；12, sprocket wheel；13, cabinet；14, electric machine casing；15, sprocket wheel shell；151, sprocket wheel
Half-shell I；152, sprocket wheel half-shell II；16, gear-box；17, sleeve member；18, transmission shaft；19, internal spline；20, external splines；21, big
Gear I；22, output shaft；23, drive shaft；24, pinion gear I；25, gear wheel II；26, pinion gear II；27, gear wheel III；28,
Straight-tooth key；29, gear wheel IV；30, pinion gear III；31, gear wheel V；32, pinion gear IV；33, helical gear；34, helical teeth key；
35, card sets step；36, ring flange；37, annular ring；38, bolt hole；39, heat release hole；40, radiating groove；41, guide chain hole I；42,
Guide chain hole II；43, mounting hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-5, a kind of lightweight electric block with safeguard protection, including shell 10, motor 11, speed reducer
Structure and sprocket wheel 12, are provided with cabinet 13 outside shell 10, and shell 10 includes electric machine casing 14, sprocket wheel shell 15 and gear-box 16,
It is fixed between electric machine casing 14, sprocket wheel shell 15 and gear-box 16 for split installation, motor 11 is mounted in electric machine casing 14,
Deceleration mechanism is arranged in gear-box 16, and sleeve member 17 and transmission shaft 18 are equipped in gear-box 16, and the inner ring of sprocket wheel 12 is provided with
Internal spline 19, the outside of sleeve member 17 are provided with the external splines 20 cooperated with internal spline 19, and 17 one end interference of sleeve member is pressed with
Gear wheel I21 is equipped with output shaft 22 in sleeve member 17, connects between the drive shaft 23 on output shaft 22 and motor 11 for driving
It connects, output shaft 22 is arranged with pinion gear I24, gear wheel II25, pinion gear II26 and canine tooth close to the side of gear wheel I21 respectively
Take turns III27, be wholely set straight-tooth key 28 on transmission shaft 18, be equipped on transmission shaft 18 gear wheel IV29, pinion gear III30,
Gear wheel V31, pinion gear IV32 and helical gear 33, gear wheel IV29 interference are fitted on transmission shaft 18, one end of output shaft 22
It is provided with helical teeth key 34, gear wheel I21 is to engage cooperation, pinion gear I24 and gear wheel with the straight-tooth key 28 on transmission shaft 18
IV29 is engagement cooperation, and gear wheel II25 is to engage cooperation with pinion gear III30, and pinion gear II26 is to engage with gear wheel V31
Cooperation, gear wheel III27 are to engage cooperation with pinion gear IV32, and helical gear 33 is to engage to match with the helical teeth key 34 of output shaft 22
It closes, pinion gear I24, which is fitted on gear wheel II25, rotates integrally setting, and pinion gear II26 is fitted in one on gear wheel III27
Rotary setting, pinion gear III30, which is fitted on gear wheel V31, rotates integrally setting, and pinion gear IV32 is fitted on helical gear 33
Setting is rotated integrally, unilateral bearing, pinion gear I24, pinion gear II25, pinion gear are installed on the output shaft 22 in sleeve member 17
The center inner ring of III30 and pinion gear IV32 is mounted on bearing.
In the present embodiment, structurally reasonable ingenious, by being used between electric machine casing 14, sprocket wheel shell 15 and gear-box 16
Split installation, and consolidated by cabinet 13, compact overall structure is small in size, reaches lightweight, processes more convenient, dismounting
Safeguard very convenient, by the setting of shell 10 and cabinet 13, preferably, the pulling force of carrying is larger, service performance for intensity and rigidity
Preferably；It is installed by the engagement of gears at different levels, motor 11 drives output shaft 22, and output shaft 22 is driven helical gear 33, due to small tooth
Wheel IV32 and helical gear 33 rotate integrally setting so that pinion gear IV32 is driven gear wheel III27, due to gear wheel III27 and
Pinion gear II26 rotates integrally setting, so that pinion gear II26 is driven gear wheel V31, due to gear wheel V31 and pinion gear III30
Setting is rotated integrally, so that pinion gear III30 is driven gear wheel II25, since gear wheel II25 and pinion gear I24 are rotated integrally
Setting, so that pinion gear I24 is driven gear wheel IV29, gear wheel IV29 interference is fitted on transmission shaft 18, so that transmission shaft 18
It is rotated integrally with gear wheel IV29, the straight-tooth key 28 on transmission shaft 18 is driven gear wheel I21 again, due to gear wheel I21 and axle sleeve
Part 17 rotates integrally setting, to reach the transmission of sleeve member 17 and sprocket wheel 12, the design of the deceleration mechanism is more ingenious, structure
Extremely compact, transmission stability is very high, and the load performance of passing movement is higher, and crane capacity is stronger, and service life is longer；And
And unilateral bearing is installed on the output shaft 22 in sleeve member 17, and the unilateral bearing is higher than the effect of general clutch, and zero
Part is smaller, and the braking effect reached is preferable, in the case that article lifts by crane overload or article lifting rises to top, passes through one-way shaft
Holding, which can be good at, is braked, and load free fall is prevented, and guarantees the security reliability of electric block.
Specifically, shell 10 uses firm ZL101A aluminum alloy material, using high purity raw material, various impurity contents
It is lower, microelement is added with thinning microstructure, there is very high mechanical property, casting character is excellent, and corrosion resisting property is strong, resistance to height
Cryogenic property is preferable.Motor 11 uses 800 watts of motors, and one minute is 15000 turns, which is used for this small-sized electronic calabash
Reed, the maneuvering load ability reached is strong, and using effect is excellent.
Further, it is provided with card on motor 11 and sets step 35 and ring flange 36, be provided with annular ring in electric machine casing 14
37, card sets the abutting of step 35 and is mounted in annular ring 37, several bolts hole 38 is provided on ring flange 36, motor 11 passes through flange
Bolt hole 38 on disk 36 is fixedly connected with electric machine casing 14.
In the present embodiment, by the annular ring 37 on electric machine casing 14, step 35 first is set to the card on motor 11 and is carried out
Positioning, then be fixedly connected by the bolt hole 38 on ring flange 36 with electric machine casing 14, so that installation accurate positioning, motor 11 are pacified
Dress is firm, reduces vibrating noise.
Further, it is provided with several heat release holes 39 on electric machine casing 14, is provided with radiating groove 40, radiating groove on cabinet 13
40 communicate with the heat release hole 39 of 14 left side of electric machine casing.
In the present embodiment, the heat generated by the operating of motor 11 is first discharged from heat release hole 39, then by dissipating on cabinet 13
Heat is discharged in heat channel 40, guarantees the operating of motor 11, and heat dissipation effect is preferable.
Further, sprocket wheel shell 15 includes sprocket wheel half-shell I151 and sprocket wheel half-shell II152, and sprocket wheel half-shell I151 passes through spiral shell
The mode of line connection is fixed on sprocket wheel half-shell II152.
In the present embodiment, sprocket wheel shell 15 uses this kind of structure, dismounts very convenient.
Further, it is provided with guide chain hole I41 on sprocket wheel shell 15, is provided with that guide chain hole I41 is corresponding to be led on cabinet
Chain hole II42.
In the present embodiment, guide chain hole I41 and guide chain hole II42 is for the chain drive on sprocket wheel 12.
Further, be provided with mounting hole 43 on gear-box 16, gear-box 16 by installed on mounting hole 43 bolt with
Sprocket wheel shell 15 is fixed.
In this embodiment, gear-box 16 is fixed by installing bolt and sprocket wheel shell 15 on mounting hole 43, specifically, peace
Dress hole 43 is three and is uniformly distributed, so that installation is firm.
Further, the press-fit approach of pinion gear I24, pinion gear II25, pinion gear III30 and pinion gear IV32 are interference
It is coupled.
In the present embodiment, the mode for being interference fitted installation is simple, firmly installs, and centering is good, and bearing capacity is high, can hold
Be hit load.
Further, unilateral bearing is unidirectional needle bearing, and the bearing block material of unilateral bearing is bearing steel.
In the present embodiment, the effect of unilateral bearing is can be freely rotated in one direction, locked in another direction
Bearing, using unidirectional needle bearing, precision is higher, preferable with effect on this structure, has good usability, and have
There is the characteristics of high temperature resistant, durable, high revolving speed and low noise, using the material of bearing steel, there is good contact fatigue strength, resistance to
Grind performance, hardness and rust-preventing characteristic etc..
Working principle of the utility model is: the engagement by gears at different levels is installed, firstly, motor 11 is by long-range controller
Motor 11 is opened in control, and motor 11 drives output shaft 22, and output shaft 22 is driven helical gear 33, and pinion gear IV32 is driven gear wheel
III27, pinion gear II26 are driven gear wheel V31, and pinion gear III30 is driven gear wheel II25, and pinion gear I24 is driven gear wheel
IV29, the straight-tooth key 28 on transmission shaft 18 are driven gear wheel I21 again, reach the transmission of sleeve member 17 and sprocket wheel 12, and chain
It is mounted on sprocket wheel 12, to reach the transmission of chain, structure design is extremely compact, and transmission stability is very high, transmitting fortune
Dynamic load performance is higher, and crane capacity is stronger, and service life is longer.When encountering, article lifting is overloaded or article lifting rises to
When the case where top, unilateral bearing on output shaft 22 can reach braking action to this situation, prevent load free fall, guarantee
The security reliability of electric block.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of lightweight electric block with safeguard protection, including shell, motor, deceleration mechanism and sprocket wheel, feature in:
It is provided with cabinet outside the shell, the shell includes electric machine casing, sprocket wheel shell and gear-box, the electric machine casing, chain
It is fixed between wheel shell and gear-box for split installation, the motor is mounted in electric machine casing, the deceleration mechanism setting
In gear-box, sleeve member and transmission shaft are equipped in the gear-box, the inner ring of the sprocket wheel is provided with internal spline, the axle sleeve
The outside of part is provided with the external splines with internal spline cooperation, and the interference of described sleeve member one end is pressed with gear wheel I, the sleeve member
Output shaft is inside installed, is to be drivingly connected between the drive shaft on the output shaft and motor, the output shaft is close to gear wheel I
Side be arranged with pinion gear I, gear wheel II, pinion gear II and gear wheel III respectively, be wholely set on the transmission shaft straight
Alligator is equipped with gear wheel IV, pinion gear III, gear wheel V, pinion gear IV and helical gear, the gear wheel on the transmission shaft
IV interference is fitted on transmission shaft, and one end of the output shaft is provided with helical teeth key, the straight-tooth on the gear wheel I and transmission shaft
Key is engagement cooperation, and the pinion gear I is to engage cooperation with gear wheel IV, and the gear wheel II is to engage to match with pinion gear III
It closes, the pinion gear II is to engage cooperation with gear wheel V, and the gear wheel III is to engage cooperation, the helical teeth with pinion gear IV
Wheel is to engage cooperation with the helical teeth key of output shaft, and the pinion gear I, which is fitted on gear wheel II, rotates integrally setting, the small tooth
Wheel II, which is fitted on gear wheel III, rotates integrally setting, and the pinion gear III, which is fitted on gear wheel V, rotates integrally setting, institute
It states pinion gear IV and is fitted on helical gear and rotate integrally setting, unilateral bearing, institute are installed on the output shaft in the sleeve member
The center inner ring for stating pinion gear I, pinion gear II, pinion gear III and pinion gear IV is mounted on bearing.
2. a kind of lightweight electric block with safeguard protection according to claim 1, it is characterised in that: the motor
On be provided with card and set step and ring flange, annular ring is provided in the electric machine casing, the card sets step abutting and is mounted on ring
In shape circle, several bolts hole are provided on the ring flange, the motor is consolidated by the bolt hole on ring flange with electric machine casing
Fixed connection.
3. a kind of lightweight electric block with safeguard protection according to claim 2, it is characterised in that: the motor
It is provided with several heat release holes on shell, radiating groove is provided on the cabinet, the radiating groove is dissipated with electric machine casing left side
Hot hole communicates.
4. a kind of lightweight electric block with safeguard protection according to claim 1, it is characterised in that: the sprocket wheel
Shell includes sprocket wheel half-shell I and sprocket wheel half-shell II, and the mode that the sprocket wheel half-shell I is connected through a screw thread is fixed on sprocket wheel half-shell II
On.
5. a kind of lightweight electric block with safeguard protection according to claim 4, it is characterised in that: the sprocket wheel
It is provided with guide chain hole I on shell, I corresponding guide chain hole II in guide chain hole is provided on the cabinet.
6. a kind of lightweight electric block with safeguard protection according to claim 1, it is characterised in that: the gear
Mounting hole is provided on case, the gear-box is fixed by installing bolt on mounting hole with sprocket wheel shell.
7. a kind of lightweight electric block with safeguard protection according to claim 1, it is characterised in that: the small tooth
The press-fit approach for taking turns I, pinion gear II, pinion gear III and pinion gear IV is interference fit installation.
8. a kind of lightweight electric block with safeguard protection according to claim 1, it is characterised in that: described unidirectional
Bearing is unidirectional needle bearing, and the bearing block material of the unilateral bearing is bearing steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920101380.6U CN209383306U (en) | 2019-01-22 | 2019-01-22 | A kind of lightweight electric block with safeguard protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920101380.6U CN209383306U (en) | 2019-01-22 | 2019-01-22 | A kind of lightweight electric block with safeguard protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209383306U true CN209383306U (en) | 2019-09-13 |
Family
ID=67853914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920101380.6U Expired - Fee Related CN209383306U (en) | 2019-01-22 | 2019-01-22 | A kind of lightweight electric block with safeguard protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209383306U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109534207A (en) * | 2019-01-22 | 2019-03-29 | 浙江欧制博起重机械有限公司 | A kind of lightweight electric block with safeguard protection |
-
2019
- 2019-01-22 CN CN201920101380.6U patent/CN209383306U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109534207A (en) * | 2019-01-22 | 2019-03-29 | 浙江欧制博起重机械有限公司 | A kind of lightweight electric block with safeguard protection |
| CN109534207B (en) * | 2019-01-22 | 2024-02-23 | 浙江玥耀起重机械有限公司 | Light-weight electric hoist with safety protection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190913 Termination date: 20210122 |