CN207129875U - A kind of twin beams steel-wire rope type electric block with defencive function - Google Patents
A kind of twin beams steel-wire rope type electric block with defencive function Download PDFInfo
- Publication number
- CN207129875U CN207129875U CN201721009947.4U CN201721009947U CN207129875U CN 207129875 U CN207129875 U CN 207129875U CN 201721009947 U CN201721009947 U CN 201721009947U CN 207129875 U CN207129875 U CN 207129875U
- Authority
- CN
- China
- Prior art keywords
- ratchet
- reel
- girder
- fixed
- electric block
- 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
Links
Landscapes
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
A kind of twin beams steel-wire rope type electric block with defencive function, belongs to hoisting machinery technical field.In the utility model, girder front and rear sides face is equipped with lifting motor, and lifting motor is using double inverter motors, and running is steady, and driving lifting velocity is fast again.Connected firmly between one end of girder and fixed end beam by two bearing pins, connected between the other end of girder and movable end carriage by single hinge, form one degree of freedom, a plane is determined due to 3 points, even if girder out-of-flatness is it is also ensured that four wheels are in approximately the same plane all the time, whole vehicle body is steady, and easily installation is safeguarded.Can sense the sensor of shearing force by being set on fixed pulley axis, alarm signal is sent when electric block is overweight, more than amount load 10 when can automatically cut off riser circuit and prevent electric block from raising, to prevent from overloading and triggering accident.
Description
Technical field
The utility model belongs to hoisting machinery technical field, is specifically related to a kind of twin beams steel wire rope electricity with defencive function
Dynamic cucurbit.
Background technology
Existing twin beams steel-wire rope type electric block crane gear mainly by wheel travelling mechanism, hoisting mechanism, hook gear and
Electric control system forms.The wheel travelling mechanism of the product is in rectangular layout in twin beams, and whole steel wire rope cucurbit body
Then frame is in two crossbeam rail top faces.The major advantage of twin beams steel-wire rope type electric block is to operate steadily, and working level is high,
Lateral stability is good, and the product is widely used in the occasions such as factory, warehouse, harbour, power station, logging headquarter, is that raising carries article
Good crane gear.
The manufacturing defect of twin beams steel-wire rope type electric block is that welding deformation is than more serious mainly by a large amount of welding；In order to protect
Demonstrate,prove four wheels at grade, the bearing mounting hole of four wheels needs the once clamping completion processing on twin beams,
Such cost of manufacture can be very high under normal circumstances, and production efficiency is low, and dolly is difficult in maintenance, it is necessary to entire package, fortune
Defeated cost is high.
The content of the invention
The utility model is mainly to solve the technical problem present in above-mentioned prior art, there is provided one kind is simple to manufacture, pacified
Full measure is complete, high efficiency, twin beams steel-wire rope type electric block convenient for installation and maintenance, to overcome the drawbacks of conventionally manufactured, makes double
Beam electric block become it is more light and handy for the purpose of.
Above-mentioned technical problem of the present utility model is mainly what is be addressed by following technical proposals：A kind of band protection work(
The twin beams steel-wire rope type electric block of energy, including trolley frame, trolley frame is arranged on two beam tracks being parallel to each other, described small
Vehicle frame includes fixed end beam and movable end carriage, and girder, one end of the girder are provided between the fixed end beam and movable end carriage
Connected firmly between fixed end beam by two bearing pins, pass through single hinge between the other end of the girder and movable end carriage
Connection, the end of the fixed end beam and movable end carriage are respectively equipped with buffer unit, the fixed end beam and movable end carriage it is interior
Side is equipped with operation motor, and the left and right ends of the girder are respectively equipped with electric cabinet and resistance box, and front and rear the two of the girder
It is all provided with electric block on side, the electric block includes lifting motor, reel shell, reel and raising reduction box, described
Lifting motor and raising reduction box are located at the both ends of reel shell respectively, and the lifting motor is using double inverter motors, the reel
It is arranged in reel shell, lay winding wire ropes in the reel, fixed pulley is housed inside the girder, in fixed pulley
Provided with fixed pulley axis, the fixed pulley axis are provided with the sensor that can sense shearing force, and the lower section of the fixed pulley is provided with
Hook gear, the reel, fixed pulley and hook gear are linked together by steel wire rope, the end of the reel is also
Provided with over speed protection, the over speed protection includes ratchet, cam, ratchet and limiter, and the ratchet and cam sleeve are being rolled up
The end of cylinder, cam are connected firmly by bolt and ratchet, and the ratchet is bolted on reel, and is set on the inwall of ratchet
There is friction belt, friction belt is arranged between ratchet and reel, and some grooves are evenly equipped with the ratchet, and the ratchet is consolidated by bearing pin
Surely reel shell is connected to, one end of the ratchet is fixed with roller, and the other end of ratchet is provided with ratchet top, the ratchet top
End is additionally provided with extension spring on ratchet, the ratchet, and the other end of extension spring is fixed on reel shell, and spine is pulled by extension spring
Pawl, roller is set to be pressed on cam, roller is swung with cam rotation band pawl.
Preferably, the both ends of the fixed end beam and movable end carriage are respectively equipped with wheel, wheel is sliding on beam track
It is dynamic.
The operation principle of over speed protection：When lifting motor driven spool turns, ratchet and cam are fixed on volume
Ratchet is pulled roller is pressed on cam with spool turns, extension spring on cylinder, roller is put by a small margin with cam rotation band pawl
It is dynamic；When lifting motor occurs abnormal, weight rapidly falls, reel high speed reverse rotation under the Action of Gravity Field of weight, and reel is at a high speed
Rotation drives ratchet and cam to rotate at a high speed, and roller is hit in rotation to cam at a high speed, ratchet is significantly swung, ratchet top is caught in
In the groove of ratchet, the ratchet of rotation is propped up, makes reel emergency brake, while ratchet significantly swings and touches limiter, limit
Position device cut-out circuit, weight stop falling.
The utility model has the advantage that：
(1) in the utility model, girder front and rear sides face is equipped with lifting motor, and lifting motor uses double inverter motors,
Running is steady, and driving lifting velocity is fast again.
(2) connected firmly between one end of girder and fixed end beam by two bearing pins, the other end of girder and movable end carriage it
Between connected by single hinge, formed one degree of freedom, because 3 points determine a plane, also may be used even if girder out-of-flatness
To ensure that four wheels are in approximately the same plane all the time, whole vehicle body is steady, and easily installation is safeguarded.
(3) sensor of shearing force can be sensed by being set on fixed pulley axis, alarm signal is sent when electric block is overweight
Number, more than amount load 10 when can automatically cut off riser circuit and prevent electric block from raising, to prevent from overloading
And trigger accident.
(4) by setting over speed protection on reel, when lifting motor exception, reel emergency brake can be reduced
Personnel's property loss.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model；
Fig. 2 is a kind of left view structural representation of the present utility model；
Fig. 3 is a kind of right side structural representation of the present utility model；
Fig. 4 is a kind of structural representation of the utility model over speed protection；
Fig. 5 is a kind of cross section structure diagram of the utility model over speed protection.
In figure：1st, ratchet；2nd, cam；3rd, ratchet；4th, limiter；5th, friction belt；6th, groove；7th, bearing pin；8th, roller；9th, ratchet
Top；10th, extension spring；11st, reel；12nd, reel shell；13rd, beam track；14th, fixed end beam；15th, movable end carriage；16th, girder；
17th, buffer unit；18th, motor is run；19th, electric cabinet；20th, resistance box；21st, lifting motor；22nd, raising reduction box；23rd, steel wire
Rope；24th, fixed pulley；25th, hook gear；26th, over speed protection；27th, wheel.
Embodiment
Below by embodiment, and with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment：A kind of twin beams steel-wire rope type electric block with defencive function, as Figure 1-Figure 5, including trolley frame, it is small
Vehicle frame is arranged on two beam tracks being parallel to each other, and the trolley frame includes fixed end beam and movable end carriage, the fixation
Girder is provided between end carriage and movable end carriage, is connected firmly between one end of the girder and fixed end beam by two bearing pins, it is described
Connected between the other end of girder and movable end carriage by single hinge, the end part of the fixed end beam and movable end carriage
Not She You buffer unit, the medial surface of the fixed end beam and movable end carriage is equipped with operation motor, the left and right two of the girder
End is respectively equipped with electric cabinet and resistance box, electric block is all provided with the front and rear sides face of the girder, the electric block includes
Lifting motor, reel shell, reel and raising reduction box, the lifting motor and raising reduction box are respectively positioned at reel shell
Both ends, the lifting motor are arranged in reel shell using double inverter motors, the reel, winding steel wire in the reel
Rope, the girder inside are equipped with fixed pulley, fixed pulley axis are provided with fixed pulley, the fixed pulley axis, which are provided with, to be felt
The sensor of shearing force is answered, the lower section of the fixed pulley is provided with hook gear, by steel wire rope by the reel, fixed pulley
Device and hook gear link together, and the end of the reel is additionally provided with over speed protection, and the over speed protection includes spine
Wheel, cam, ratchet and limiter, the ratchet and cam sleeve are connected firmly in the end of reel, cam by bolt and ratchet, described
Ratchet is bolted on reel, and the inwall of ratchet is provided with friction belt, and friction belt is arranged between ratchet and reel,
Some grooves are evenly equipped with the ratchet, the ratchet is fixedly connected on reel shell by bearing pin, and one end of the ratchet is fixed
There is roller, the other end of ratchet is provided with ratchet top, and the ratchet top is additionally provided with extension spring on ratchet, the ratchet, draws
The other end of spring is fixed on reel shell, is pulled ratchet by extension spring, roller is pressed on cam, roller is with cam rotation
Band pawl is swung, and the both ends of the fixed end beam and movable end carriage are respectively equipped with wheel, and wheel slides on beam track.
In the utility model, girder front and rear sides face is equipped with lifting motor, and lifting motor is using double inverter motors, running
Steadily, drive lifting velocity fast again；Connected firmly between one end of girder and fixed end beam by two bearing pins, the other end of girder
Connected between movable end carriage by single hinge, form one degree of freedom, determine a plane due to 3 points, even if main
It is also ensured that four wheels are in approximately the same plane all the time, whole vehicle body is steady for beam out-of-flatness, and easily installation is safeguarded；By fixed
The sensor of shearing force can be sensed by being set on pulley spindle, alarm signal be sent when electric block is overweight, more than amount load
10 when can automatically cut off riser circuit and prevent electric block from raising, prevent from overloading and triggering accident；By
Over speed protection is set on reel, when lifting motor exception, personnel's property loss can be reduced to reel emergency brake.
Finally it is pointed out that above example is only the more representational example of the utility model.Obviously, this practicality is new
Type is not limited to above-described embodiment, can also there is many deformations.Every foundation the technical essence of the utility model is to above example
Any simple modification, equivalent change and modification made, it is considered as belonging to the scope of protection of the utility model.
Claims (2)
1. a kind of twin beams steel-wire rope type electric block with defencive function, including trolley frame, trolley frame are arranged on two and are parallel to each other
Beam track on, it is characterised in that the trolley frame includes fixed end beam and movable end carriage, the fixed end beam and movable end
Girder is provided between beam, is connected firmly between one end of the girder and fixed end beam by two bearing pins, the other end of the girder
Connected between movable end carriage by single hinge, the end of the fixed end beam and movable end carriage is respectively equipped with buffering dress
Put, the medial surface of the fixed end beam and movable end carriage is equipped with operation motor, and the left and right ends of the girder are respectively equipped with electricity
Case and resistance box are controlled, electric block is all provided with the front and rear sides face of the girder, the electric block includes lifting motor, reel
Shell, reel and raising reduction box, the lifting motor and raising reduction box are located at the both ends of reel shell, the raising respectively
Motor is arranged in reel shell using double inverter motors, the reel, lay winding wire ropes in the reel, inside the girder
Equipped with fixed pulley, fixed pulley axis are provided with fixed pulley, the fixed pulley axis are provided with the sensing that can sense shearing force
Device, the lower section of the fixed pulley are provided with hook gear, by steel wire rope by the reel, fixed pulley and hook gear
Link together, the end of the reel is additionally provided with over speed protection, the over speed protection include ratchet, cam, ratchet and
Limiter, the ratchet and cam sleeve are connected firmly in the end of reel, cam by bolt and ratchet, and the ratchet is consolidated by bolt
It is scheduled on reel, and the inwall of ratchet is provided with friction belt, friction belt is arranged between ratchet and reel, uniform on the ratchet
Have some grooves, the ratchet is fixedly connected on reel shell by bearing pin, and one end of the ratchet is fixed with roller, ratchet it is another
One end is provided with ratchet top, and the ratchet top is additionally provided with extension spring on ratchet, the ratchet, and the other end of extension spring is fixed on
On reel shell, ratchet is pulled by extension spring, roller is pressed on cam, roller is swung with cam rotation band pawl.
2. a kind of twin beams steel-wire rope type electric block with defencive function according to claim 1, it is characterised in that described solid
The both ends of fixed girder and movable end carriage are respectively equipped with wheel, and wheel slides on beam track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721009947.4U CN207129875U (en) | 2017-08-14 | 2017-08-14 | A kind of twin beams steel-wire rope type electric block with defencive function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721009947.4U CN207129875U (en) | 2017-08-14 | 2017-08-14 | A kind of twin beams steel-wire rope type electric block with defencive function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207129875U true CN207129875U (en) | 2018-03-23 |
Family
ID=61634793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721009947.4U Expired - Fee Related CN207129875U (en) | 2017-08-14 | 2017-08-14 | A kind of twin beams steel-wire rope type electric block with defencive function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207129875U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107253679A (en) * | 2017-08-14 | 2017-10-17 | 浙江双鸟起重设备有限公司 | A kind of twin beams steel-wire rope type electric block with defencive function |
| CN114590732A (en) * | 2022-03-04 | 2022-06-07 | 晋城市国盛机械股份有限公司 | Pressurization antiskid system for hoisting long steel rail by electric hoist |
| CN117550478A (en) * | 2024-01-12 | 2024-02-13 | 河南省大方重型机器有限公司 | Automatic positioning double-beam crane for material handling |
-
2017
- 2017-08-14 CN CN201721009947.4U patent/CN207129875U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107253679A (en) * | 2017-08-14 | 2017-10-17 | 浙江双鸟起重设备有限公司 | A kind of twin beams steel-wire rope type electric block with defencive function |
| CN114590732A (en) * | 2022-03-04 | 2022-06-07 | 晋城市国盛机械股份有限公司 | Pressurization antiskid system for hoisting long steel rail by electric hoist |
| CN117550478A (en) * | 2024-01-12 | 2024-02-13 | 河南省大方重型机器有限公司 | Automatic positioning double-beam crane for material handling |
| CN117550478B (en) * | 2024-01-12 | 2024-04-05 | 河南省大方重型机器有限公司 | Automatic positioning double-beam crane for material handling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207129875U (en) | A kind of twin beams steel-wire rope type electric block with defencive function | |
| WO2022068159A1 (en) | Double-column stacking machine | |
| CN206172916U (en) | Novel electric lift platform | |
| CN206502489U (en) | A kind of lift | |
| CN207645683U (en) | A kind of crane transmission device | |
| CN203306935U (en) | Gantry crane for general use | |
| CN207178570U (en) | A kind of novel universal bridge crane | |
| CN107253679A (en) | A kind of twin beams steel-wire rope type electric block with defencive function | |
| CN206088790U (en) | Novel hoist dolly | |
| CN112158700A (en) | Testing device for safety tongs of high-speed elevator and application method thereof | |
| CN212799357U (en) | Transformer carrying gantry crane capable of preventing steel cable from shaking | |
| CN211813061U (en) | Large steel structure hoisting with safety protection function | |
| CN201358070Y (en) | Counter weight tower wagon type tension device | |
| CN208532044U (en) | A kind of new model electric hoist double-girder crane | |
| CN212559180U (en) | Laminated bridge crane | |
| CN207129879U (en) | A kind of electric block over speed protection | |
| CN203020327U (en) | Quick rescue suspension wheel support for deadly blocked driving wheel of harmonious type electric locomotive | |
| CN206886556U (en) | Four dolly polar cranes | |
| CN204310702U (en) | Tower crane suspension type walking dolly | |
| CN221253734U (en) | Power-off protection device of elevator | |
| CN116692687B (en) | Lifting mechanism of portal crane | |
| CN213771168U (en) | Shuttle maintenance lifting device | |
| CN218619951U (en) | Lifting device for crane | |
| CN213475244U (en) | Anti-collision system of building construction tower crane | |
| CN207276103U (en) | A kind of forced brake type electric hoist |
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: 20180323 Termination date: 20200814 |