CN107244615A - A kind of novel gantry crane gear and method - Google Patents
A kind of novel gantry crane gear and method Download PDFInfo
- Publication number
- CN107244615A CN107244615A CN201710422960.0A CN201710422960A CN107244615A CN 107244615 A CN107244615 A CN 107244615A CN 201710422960 A CN201710422960 A CN 201710422960A CN 107244615 A CN107244615 A CN 107244615A
- Authority
- CN
- China
- Prior art keywords
- travelling gear
- gear
- slide unit
- brake
- screw mandrel
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/02—Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
- B66C11/24—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear with means for locating or sustaining the loads or trolleys in predetermined positions; Hay hoists
- B66C11/26—Abutments; Stop blocks; End stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/08—Constructional features of runway rails or rail mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/14—Trolley or crane travel drives
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Gears, Cams (AREA)
Abstract
The invention discloses a kind of novel gantry crane gear, including girder, supporting leg, slide unit, slide unit rail, screw mandrel, screw mandrel sliding block, lifting unit screw rodb base and lead screw motor；The girder both ends horizontal, which is fixed, sets up the two supporting leg upper ends set vertically；It is disposed in parallel in before and after slide unit rail described in two below girder, slide unit rail length direction is parallel with girder length direction, slide unit rail two ends are fixedly connected on the inside of supporting leg described in two；The slide unit two bottom sides are slided respectively to be erected on two slide unit rails；The screw mandrel slider side wall is provided with tapped through hole, and screw mandrel slider bottom is fixedly installed at the top of slide unit；The screw mandrel is located above slide unit by screw rodb base level, and its screw mandrel length direction is parallel with slide unit rail length direction, screw mandrel end connection wire rod motor；Tapped through hole wherein on screw mandrel sliding block is set on screw mandrel；The present invention is simple in construction, ingenious, takes full advantage of centrifugation dynamic braking, makes braking overall process purely mechanicization, high with reliability, brakes the excellent properties such as rapid.
Description
Technical field
The invention belongs to crane field, more particularly to a kind of novel gantry crane gear and method.
Background technology
Gantry crane is a kind of deformation of bridge crane, is called straddle truck.It is mainly used in goods yard, the stock ground of outdoor
The handling operation of goods, bulk goods.Its metal structure installs two legs as door-shaped frame under support main beam, can be directly on ground
Walked on the track in face, girder two ends there can be overhanging cantilever beam.Gantry crane has utilization of area rate height, operation model
The features such as enclosing big, wide adaptation, highly versatile, is used widely in harbour goods yard；Crane is during lifting heavy
If equipment break down, its weight may dramatic decrease, cause danger.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides a kind of novel gantry crane gear
With method, braking action can be played during weight hypervelocity declines.
Technical scheme：To achieve the above object, a kind of novel gantry crane gear of the invention, including girder, supporting leg,
Slide unit, slide unit rail, screw mandrel, screw mandrel sliding block, lifting unit screw rodb base and lead screw motor；The girder both ends horizontal, which is fixed, to be set up
The two supporting leg upper ends set vertically；It is disposed in parallel in before and after slide unit rail described in two below girder, slide unit rail length direction and girder
Length direction is parallel, and slide unit rail two ends are fixedly connected on the inside of supporting leg described in two；The slide unit two bottom sides slide erection respectively
On two slide unit rails；The screw mandrel slider side wall is provided with tapped through hole, and screw mandrel slider bottom is fixedly installed at the top of slide unit；
The screw mandrel is located above slide unit by screw rodb base level, and its screw mandrel length direction is parallel with slide unit rail length direction, screw mandrel end
Hold connection wire rod motor；Tapped through hole wherein on screw mandrel sliding block is set on screw mandrel；Lead screw motor can drive screw rotation,
And screw mandrel sliding block is driven along screw mandrel left and right displacement；The heavy lift unit is arranged on slide unit；Its weight platform passes through suspension
Rope is suspended on below lifting unit.
Further, in addition to ground guide and supporting leg sliding block；Supporting leg sliding block is separately positioned on supporting leg described in two
Lower end；The ground guide described in two is disposed in parallel in ground, and ground guide length direction is vertical with girder length direction；
Its supporting leg sliding block is slidably arranged on two ground guides respectively；Drive device can drive two supporting leg sliding blocks to be led along ground
Rail is moved forward and backward.
Further, the rectangular frame of the supporting leg side wall hollow out, if array is set along along the length direction in rectangle frame
Do the X-shaped truss plate.
Further, the bottom of the slide unit sets rectangular-shaped suspension groove, its suspension groove two ends along slide unit rail vertical direction
Slide unit both sides end face is extended to, its heavy lift unit is arranged in suspension groove.
Further, the heavy lift unit includes the first rope sheave, the second rope sheave, the first travelling gear, the second transmission
Gear, the first power transmission shaft, second driving shaft, suspension strop and the first driving shaft motor；First power transmission shaft and second driving shaft
Left and right is set up in parallel in suspension groove, and the length direction of the first power transmission shaft and second driving shaft is put down with slide unit rail length direction
OK；The rotary input of first power transmission shaft is connected with the rotary output of the first driving shaft motor；First rope sheave and
The concentric spacing of first travelling gear is fixedly installed on the first power transmission shaft；Second rope sheave and second driving shaft are concentric
Spacing is fixedly installed on second driving shaft；Wherein the first travelling gear and the engagement of the second travelling gear；Suspension strop described in two
Upper end is rotating around being located on the first rope sheave and the second rope sheave, wherein the suspension strop of the first rope sheave and the second rope sheave is around set direction phase
Instead, the lower end of two suspension strops connects weight platform jointly；First driving shaft motor drives two meshing gears and the rotation of two rope sheaves,
And drive suspension strop and weight platform upper and lower displacement.
Further, first travelling gear and the second travelling gear are reference circle identical radix gear；It
Support column is set in the middle part of the concentric setting cylindrical cavity in inside of one travelling gear and the second travelling gear, cylindrical cavity, and it is propped up
Bar shaped metal plate is additionally provided with dagger connection cylindrical cavity both sides, cylindrical cavity, its bar shaped metal plate passes through the gear center of circle, and will
Cylindrical cavity is separated into left chamber and right chamber, and the left side of left chamber sets left gear platform, and the right side of right chamber sets right gear platform, right gear platform
The table top of table top and left gear platform is oppositely arranged, and parallel with face where bar shaped metal plate, and the table top of right gear platform is vertically installed with right system
Dynamic hole, the table top of left gear platform is vertically installed with left brake hole, and the extension line of right brake hole and left brake hole is conllinear and by circle
The hole profile of the heart, right brake hole and left brake hole is bar rectangle congruent each other, its rectangle length direction and diameter parallel,
And the length of bar rectangle is less than the facewidth of the first travelling gear and the second travelling gear, right brake hole is through to the tooth of brake tooth
Top middle part, left brake hole is through in the middle part of the teeth groove of brake tooth offside；Manhole is provided with the cylindrical wall of support column, its
Manhole axis is conllinear with the extension line of right brake hole and left brake hole；
Also include tripping spring and brake bar；The circle worn in the middle part of the brake bar on the cylindrical wall of support column is led to
Hole, brake bar left end is fixedly installed left inserted sheet, and left inserted sheet is slidably inserted into left brake hole, the end of left inserted sheet contact the
The root circle of the travelling gear of one travelling gear/second, the root of left inserted sheet is vertically installed with rounded tabs, a left side for rounded tabs
The left gear platform table top of end in contact, the tripping spring is set on brake bar, and tripping spring is into compressive state, and brakes bullet
Spring is located between rounded tabs and support column；Brake bar right-hand member is fixedly installed right inserted sheet, and right inserted sheet is slidably inserted into right braking
Kong Zhong, the end of right inserted sheet is located on the inside of the outside circle of the travelling gear of the first travelling gear/second；Right inserted sheet root is provided with
Centrifugal column, centrifugal column right side is set with right gear platform table top spacing, wherein between centrifugal column right side and right gear platform table top between
Away from less than left inserted sheet length, the distance between the end of right inserted sheet and the tooth top of brake tooth are less than centrifugal column right side and right gear
Spacing between platform table top；
Wherein, the brake bar of the brake bar of the first travelling gear and the second travelling gear aligns assembling in the same direction, and first passes
The right brake hole of moving gear is correspondingly arranged with the left brake hole of the second travelling gear.
Further, forward two section teeth are the scarce of two intermediate openings at the teeth groove of the left brake hole of first travelling gear
Ability to speak, the gap slot of its breach tooth is wider than the bar rectangular opening profile length of left brake hole；The gap slot bottom and first of breach tooth
The bottom of the tooth circle of travelling gear is overlapped；The breach tooth distribution of first travelling gear and the second travelling gear is mutually mirror.
Further, fillet is set at the long arris of the end of the right inserted sheet.
Further, a kind of lifting of novel gantry crane gear and braking method, as follows：
Heavy lift method：First driving shaft motor drives two meshing gears and the rotation of two rope sheaves, and two rope sheaves are synchronous respectively
Two suspension strops of upward winding, and shift up weight platform；
Braking method：When the weight platform of suspension declines because equipment fault exceeds the speed limit, the first travelling gear and the second transmission
Centrifugal column on gear overcomes tripping spring elastic force under the influence of centrifugal force, and two centrifugal columns do centrifugal motion, and drive right insert
Piece does centrifugal motion, two right tab ends is stretched out the tooth top of brake tooth, when the brake tooth on the first travelling gear is rotated to i.e.
During by engagement, the right tab end on the first travelling gear withstands the gap slot bottom of the breach tooth on the second travelling gear,
The right tab end on the first travelling gear is slided along the gap slot bottom on the second travelling gear therewith, when the first travelling gear
On brake tooth when rotating to fully engaged state, the left system on right inserted sheet and the second travelling gear on the first travelling gear
Right inserted sheet on dynamic hole alignment, the first travelling gear is inserted into the left brake hole on the second travelling gear, realizes that gear is urgent
Braking；Due to centrifugal force pop-off after brake hard, the right inserted sheet on the first travelling gear is fast in the presence of tripping spring
Speed is retracted, and releases on-position.
Beneficial effect：The present invention's is simple in construction, ingenious, takes full advantage of centrifugation dynamic braking, makes the pure machine of braking overall process
Tool, it is high with reliability, brake the excellent properties such as rapid.
Brief description of the drawings
Accompanying drawing 1 is overall first view of the invention；
Accompanying drawing 2 is overall second view of the invention；
Accompanying drawing 3 is overall three-view diagram of the invention；
Accompanying drawing 4 is weight lift unit structural representation；
Accompanying drawing 5 is two driving gear set internal structure schematic diagrams；
Accompanying drawing 6 is that two driving gear sets engage the first view；
Accompanying drawing 7 is that two driving gear sets engage the second view；
Accompanying drawing 8 is brake tooth at a fully engaged partial structural diagram when weight does not exceed the speed limit；
Accompanying drawing 9 is partial structural diagram when brake tooth will be at a fully engaged when weight exceeds the speed limit；
Accompanying drawing 10 is brake tooth at a fully engaged partial structural diagram when weight exceeds the speed limit.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in accompanying drawing 1 to 3, a kind of novel gantry crane gear, including girder 2, supporting leg 4, slide unit 1, slide unit rail
12nd, screw mandrel 42, screw mandrel sliding block 8, the screw rodb base 44 of lifting unit 14 and lead screw motor 11；The both ends horizontal of girder 2, which is fixed, to be set up
Two upper ends of supporting leg 4 set vertically；The lower section of girder 2, the length direction of slide unit rail 12 are disposed in parallel in before and after slide unit rail 12 described in two
Parallel with the length direction of girder 2, the two ends of slide unit rail 12 are fixedly connected with the inner side of supporting leg 4 described in two；The two bottom sides of slide unit 1
Slide and be erected on two slide unit rails 12 respectively；The side wall of screw mandrel sliding block 8 is provided with tapped through hole, and the bottom of screw mandrel sliding block 8 is fixed
It is arranged on the top of slide unit 1；The screw mandrel 42 is located at the top of slide unit 1, its length direction of screw mandrel 42 and cunning by the level of screw rodb base 44
The length direction of platform rail 12 is parallel, the end connection wire rod motor 11 of screw mandrel 42；Tapped through hole wherein on screw mandrel sliding block 8 is set in
On screw mandrel 42；Lead screw motor 11 can drive screw 42 rotate, and drive screw mandrel sliding block 8 along the left and right displacement of screw mandrel 42；The weight
Lift unit 14 is arranged on slide unit 1；Its weight platform 6 is suspended on the lower section of lifting unit 14 by suspension strop 13.
Also include ground guide 7 and supporting leg sliding block 5；Supporting leg sliding block 5 described in two is separately positioned on the lower end of supporting leg 4；
The ground guide 7 described in two is disposed in parallel in ground, and the length direction of ground guide 7 is vertical with the length direction of girder 2；Its
Supporting leg sliding block 5 is slidably arranged on two ground guides 7 respectively；Drive device can drive two supporting leg sliding blocks 5 to be led along ground
Rail 7 is moved forward and backward.
As shown in figure 3, the rectangular frame 9 of side wall hollow out of supporting leg 4, array is set along along the length direction in rectangle frame 9
Some X-shaped truss plates 10 are put, the mechanical strength of supporting leg 4 is improved.
As shown in Fig. 2 the bottom of the slide unit 1 sets rectangular-shaped suspension groove 40 along the vertical direction of slide unit rail 12, it hangs
The two ends of groove 40 extend to the both sides end face of slide unit 1, and its heavy lift unit 14 is arranged in suspension groove 40.
As shown in figure 4, heavy lift unit 14 includes the first rope sheave 15, the second rope sheave 16, the first travelling gear 17, the
Two travelling gears 18, the first power transmission shaft 28, second driving shaft 19, the driving shaft motor of suspension strop 13 and first；First transmission
Axle 28 and second driving shaft 19 left and right in suspension groove 40 are set up in parallel, and the length of the first power transmission shaft 28 and second driving shaft 19
Spend direction parallel with the length direction of slide unit rail 12；The rotary input of first power transmission shaft 28 and the first driving shaft motor
Rotary output is connected；The concentric spacing of first rope sheave, 15 and first travelling gear 17 is fixedly installed on the first power transmission shaft
On 28；The concentric spacing of second rope sheave 16 and second driving shaft 19 is fixedly installed on second driving shaft 19；Wherein first
The travelling gear 18 of travelling gear 17 and second is engaged；The upper end of suspension strop 13 described in two is rotating around being located at the first rope sheave 15 and
On two rope sheaves 16, wherein the winding of suspension strop 13 of the first rope sheave 15 and the second rope sheave 16 is in opposite direction, the lower end of two suspension strops 13
Common connection weight platform 6；First driving shaft motor drives two meshing gears and the rotation of two rope sheaves, and drives the He of suspension strop 13
The upper and lower displacement of weight platform 6.
As shown in Fig. 5 to 10, the first travelling gear 17 and the second travelling gear 18 are reference circle identical radix tooth tooth
Wheel；The inside of its travelling gear 18 of the first travelling gear 17 and second is concentric to set cylindrical cavity 46, the middle part of cylindrical cavity 46
Set in support column 47, its support column 47 connection cylindrical cavity 46 both sides, cylindrical cavity 46 and be additionally provided with bar shaped metal plate 23, its
Cylindrical cavity 46 is separated into left chamber 461 and right chamber 462 by bar shaped metal plate 23 by the gear center of circle, and the left side of left chamber 461 is set
Left gear platform 21 is put, the right side of right chamber 462 sets right gear platform 22, and the table top of the table top of right gear platform 22 and left gear platform 21 is oppositely arranged,
And it is parallel with the place face of bar shaped metal plate 23, the table top of right gear platform 22 is vertically installed with right brake hole 34, and the table top of left gear platform 21 hangs down
Left brake hole 32 is directly provided with, the extension line of right brake hole 34 and left brake hole 32 is conllinear and by the center of circle, the right He of brake hole 34
The hole profile of left brake hole 32 is bar rectangle congruent each other, its rectangle length direction and diameter parallel, and the length of bar rectangle
Less than the facewidth of the first travelling gear 17 and the second travelling gear 18, right brake hole 34 is through in the tooth top of brake tooth 38
Portion, left brake hole 32 is through in the middle part of the teeth groove of the offside of brake tooth 38；Manhole is provided with the cylindrical wall of support column 47,
Its manhole axis is conllinear with the extension line of right brake hole 34 and left brake hole 32；In the present embodiment, the first travelling gear 17
It is identical with the internal structure of the second travelling gear 18.
Also include tripping spring 20 and brake bar 48；The middle part of the brake bar 48 wears the cylindrical wall into support column 47
On manhole, the left end of brake bar 48 is fixedly installed left inserted sheet 31, and left inserted sheet 31 is slidably inserted into left brake hole 32,
The end of left inserted sheet 31 contacts the root circle of the travelling gear 18 of the first travelling gear 17/ second, and the root of left inserted sheet 31 is vertically set
Rounded tabs 33 are equipped with, the left gear table top of platform 21 of left end contact of rounded tabs 33, the tripping spring 20 is set in brake bar 48
On, in order to keep certain permission rotating speed of two gears, tripping spring 20 is into compressive state, and tripping spring 20 is located at circle
Between shape catch 33 and support column 47；The right-hand member of brake bar 48 is fixedly installed right inserted sheet 26, and right inserted sheet 26 is slidably inserted into right system
In dynamic hole 34, the end of right inserted sheet 26 is located on the inside of the outside circle of the travelling gear 18 of the first travelling gear 17/ second, is equally
In order to keep certain permission rotating speed of two gears；The right root of inserted sheet 26 is provided with centrifugal column 25, the right side of centrifugal column 25 and the right side
Keep off the table top spacing of platform 22 to set, reserve centrifugal motion space, in order to prevent left inserted sheet 31 from fully sliding out left brake hole 32, wherein
The left length of inserted sheet 31, the end of right inserted sheet 26 and braking are smaller than between the right side of centrifugal column 25 and the right table top of gear platform 22
The distance between tooth top of tooth 38 is less than the spacing between the right side of centrifugal column 25 and the right table top of gear platform 22, enables centrifugal motion
The end of right inserted sheet 26 is allowed to stretch out the tooth top of brake tooth 38.
Wherein, the brake bar 48 of the travelling gear 18 of brake bar 48 and second of the first travelling gear 17 alignment assembling in the same direction,
And first the left brake hole 32 of right brake hole 34 and the second travelling gear 18 of travelling gear 17 be correspondingly arranged.
Forward two section teeth are the breach tooth 24 of two intermediate openings at the teeth groove of the left brake hole 32 of first travelling gear 17, its
The gap slot of breach tooth 24 is wider than the bar rectangular opening profile length of left brake hole 32；The gap slot bottom 35 of breach tooth 24 and
The bottom of the tooth circle of one travelling gear 17 is overlapped；The distribution phase of breach tooth 24 of the travelling gear 18 of first travelling gear 17 and second
Mutual specular, when the effect of breach tooth 24 is to prevent that brake tooth 38 i.e. will be at a fully engaged, due to centrifugal action bottom right
Interfere at the tooth root that inserted sheet 26 can be adjacent with correspondence teeth groove after stretching out.
Fillet is set at the long arris of the end of wherein right inserted sheet 26, in order to reduce brake tooth 38 i.e. will be at a fully engaged
When during, the end of right inserted sheet 26 on the first travelling gear 17 is slided along the gap slot bottom 35 on the second travelling gear 18
Intensity.
As shown in Fig. 1 to 10, a kind of lifting of novel gantry crane gear and braking method, it is characterised in that：
Heavy lift method：First driving shaft motor drives two meshing gears and the rotation of two rope sheaves, and two rope sheaves are synchronous respectively
Two suspension strops 13 of upward winding, and shift up weight platform 6；
Braking method：When the weight platform 6 of suspension declines because equipment fault exceeds the speed limit, the first travelling gear 17 and second
Centrifugal column 25 on travelling gear 18 overcomes the elastic force of tripping spring 20 under the influence of centrifugal force, and two centrifugal columns 25 do centrifugation fortune
It is dynamic, and drive right inserted sheet 26 to do centrifugal motion, the two right ends of inserted sheet 26 is stretched out the tooth top of brake tooth 38, when the first driving cog
Brake tooth 38 on wheel 17 rotate to i.e. by engagement when, the end of right inserted sheet 26 on the first travelling gear 17 withstands second
The gap slot bottom 35 of breach tooth 24 on travelling gear 18, the end of right inserted sheet 26 on the first travelling gear 17 is along second therewith
Gap slot bottom 35 on travelling gear 18 is slided, when the brake tooth 38 on the first travelling gear 17 is rotated to fully engaged state
When, the right inserted sheet 26 on the first travelling gear 17 aligns with the left brake hole 32 on the second travelling gear 18, the first travelling gear
Right inserted sheet 26 on 17 is inserted into the left brake hole 32 on the second travelling gear 18, realizes gear brake hard；Brake hard
Afterwards due to centrifugal force pop-off, right inserted sheet 26 on the first travelling gear 17 fast retractile in the presence of tripping spring 20,
Release on-position.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of novel gantry crane gear, it is characterised in that：Including girder (2), supporting leg (4), slide unit (1), slide unit rail
(12), screw mandrel (42), screw mandrel sliding block (8), lifting unit (14), screw rodb base (44) and lead screw motor (11)；The girder (2) two
End level, which is fixed, sets up two supporting leg (4) upper ends set vertically；It is disposed in parallel in before and after slide unit rail (12) described in two under girder (2)
Side, slide unit rail (12) length direction is parallel with girder (2) length direction, and slide unit rail (12) two ends are fixedly connected with supporting leg described in two
(4) inner side；Slide unit (1) two bottom sides are slided respectively to be erected on two slide unit rails (12)；Screw mandrel sliding block (8) side wall is set
Tapped through hole is equipped with, screw mandrel sliding block (8) bottom is fixedly installed at the top of slide unit (1)；The screw mandrel (42) passes through screw rodb base (44)
Level is located above slide unit (1), and its screw mandrel (42) length direction is parallel with slide unit rail (12) length direction, and screw mandrel (42) end connects
Connect lead screw motor (11)；Tapped through hole wherein on screw mandrel sliding block (8) is set on screw mandrel (42)；Lead screw motor (11) can drive
Screw mandrel (42) rotates, and drives screw mandrel sliding block (8) along screw mandrel (42) left and right displacement；The heavy lift unit (14) is arranged on cunning
On platform (1)；Its weight platform (6) is suspended on below lifting unit (14) by suspension strop (13).
2. a kind of novel gantry crane gear according to claim 1, it is characterised in that：Also include ground guide (7) and
Supporting leg sliding block (5)；Supporting leg sliding block (5) described in two is separately positioned on supporting leg (4) lower end；The ground guide described in two
(7) ground is disposed in parallel in, and ground guide (7) length direction is vertical with girder (2) length direction；Its supporting leg sliding block (5)
It is slidably arranged in respectively on two ground guides (7)；Drive device can drive two supporting leg sliding blocks (5) along before ground guide (7)
Displacement afterwards.
3. a kind of novel gantry crane gear according to claim 1, it is characterised in that：Supporting leg (4) side wall is engraved
Empty rectangular frame (9), array sets some X-shaped truss plates (10) along along the length direction in rectangle frame (9).
4. a kind of novel gantry crane gear according to claim 1, it is characterised in that：The bottom edge of the slide unit (1)
Slide unit rail (12) vertical direction sets rectangular-shaped suspension groove (40), and its suspension groove (40) two ends extends to slide unit (1) both sides end face,
Its heavy lift unit (14) is arranged in suspension groove (40).
5. a kind of novel gantry crane gear according to claim 1 or 4, it is characterised in that：The heavy lift unit
(14) the first rope sheave (15), the second rope sheave (16), the first travelling gear (17), the second travelling gear (18), the first transmission are included
Axle (28), second driving shaft (19), suspension strop (13) and the first driving shaft motor；First power transmission shaft (28) and the second transmission
Axle (19) left and right in the suspension groove (40) is set up in parallel, and the length direction of the first power transmission shaft (28) and second driving shaft (19) and
Slide unit rail (12) length direction is parallel；The rotation of the rotary input and the first driving shaft motor of first power transmission shaft (28) is defeated
Go out end connection；First rope sheave (15) and the first travelling gear (17) concentric spacing are fixedly installed on the first power transmission shaft (28)
On；Second rope sheave (16) and second driving shaft (19) concentric spacing are fixedly installed on second driving shaft (19)；Wherein
First travelling gear (17) and the second travelling gear (18) engagement；The upper end of suspension strop described in two (13) is rotating around being located at the first rope
Take turns on (15) and the second rope sheave (16), wherein the suspension strop (13) of the first rope sheave (15) and the second rope sheave (16) is around set direction phase
Instead, the lower end of two suspension strops (13) connects weight platform (6) jointly；First driving shaft motor drives two meshing gears and two rope sheaves
Rotation, and drive suspension strop (13) and weight platform (6) upper and lower displacement.
6. a kind of novel gantry crane gear according to claim 5, it is characterised in that：First travelling gear (17)
It is reference circle identical radix gear with the second travelling gear (18)；Its first travelling gear (17) and the second travelling gear
(18) concentric set in inside sets support column (47), its support column (47) in the middle part of cylindrical cavity (46), cylindrical cavity (46)
Connect in cylindrical cavity (46) both sides, cylindrical cavity (46) and be additionally provided with bar shaped metal plate (23), its bar shaped metal plate (23) passes through tooth
The center of circle is taken turns, and cylindrical cavity (46) is separated into left chamber (461) and right chamber (462), the left side of left chamber (461) sets left gear platform
(21), the right side of right chamber (462) sets right gear platform (22), and the table top of right gear platform (22) is relative with the table top of left gear platform (21) to be set
Put, and it is parallel with face where bar shaped metal plate (23), the table top of right gear platform (22) is vertically installed with right brake hole (34), left gear platform
(21) table top is vertically installed with left brake hole (32), and the extension line of right brake hole (34) and left brake hole (32) is conllinear and passes through
The hole profile of the center of circle, right brake hole (34) and left brake hole (32) is bar rectangle congruent each other, its rectangle length direction with
Diameter parallel, and the facewidth of the length less than the first travelling gear (17) and the second travelling gear (18) of bar rectangle, right brake hole
(34) in the middle part of the tooth top for being through to brake tooth (38), left brake hole (32) is through in the middle part of the teeth groove of brake tooth (38) offside；Branch
Manhole is provided with the cylindrical wall of dagger (47), its manhole axis and right brake hole (34) and left brake hole (32)
Extension line is conllinear；
Also include tripping spring (20) and brake bar (48)；The cylinder into support column (47) is worn in the middle part of the brake bar (48)
Manhole on wall, brake bar (48) left end is fixedly installed left inserted sheet (31), and left inserted sheet (31) is slidably inserted into left braking
In hole (32), the root circle of end contact the first travelling gear (17)/second travelling gear (18) of left inserted sheet (31), left inserted sheet
(31) root is vertically installed with rounded tabs (33), left gear platform (21) table top of left end contact of rounded tabs (33), the system
Spring (20) of moving is set on brake bar (48), and tripping spring (20) is into compressive state, and tripping spring (20) is located at circle
Between shape catch (33) and support column (47)；Brake bar (48) right-hand member is fixedly installed right inserted sheet (26), and right inserted sheet (26) is slided
It is inserted into right brake hole (34), the end of right inserted sheet (26) is located at the first travelling gear (17)/second travelling gear (18)
On the inside of outside circle；Right inserted sheet (26) root is provided with centrifugal column (25), between centrifugal column (25) right side and right gear platform (22) table top
Away from setting, left inserted sheet (31) length wherein is smaller than between centrifugal column (25) right side and right gear platform (22) table top, the right side is inserted
The distance between the end of piece (26) and the tooth top of brake tooth (38) are less than centrifugal column (25) right side and right gear platform (22) table top
Between spacing；
Wherein, alignment is filled the brake bar (48) of the brake bar (48) of the first travelling gear (17) and the second travelling gear (18) in the same direction
Match somebody with somebody, and the right brake hole (34) of the first travelling gear (17) is correspondingly arranged with the left brake hole (32) of the second travelling gear (18).
7. a kind of novel gantry crane gear according to claim 6, it is characterised in that：First travelling gear (17)
Left brake hole (32) teeth groove at forward two section teeth be two intermediate openings breach tooth (24), the gap slot of its breach tooth (24)
It is wider than the bar rectangular opening profile length of left brake hole (32)；The gap slot bottom (35) of breach tooth (24) and the first travelling gear
(17) bottom of the tooth circle is overlapped；The breach tooth (24) of first travelling gear (17) and the second travelling gear (18) is distributed mutual mirror
As symmetrical.
8. a kind of novel gantry crane gear according to claim 7, it is characterised in that：The end of the right inserted sheet (26)
Long arris at set fillet.
9. lifting and the braking method of a kind of novel gantry crane gear, it is characterised in that：
Heavy lift method：First driving shaft motor drives two meshing gears and the rotation of two rope sheaves, and two rope sheaves are synchronous upward respectively
Two suspension strops (13) of winding, and shift up weight platform (6)；
Braking method：When the weight platform (6) of suspension declines because equipment fault exceeds the speed limit, the first travelling gear (17) and second is passed
Centrifugal column (25) on moving gear (18) overcomes tripping spring (20) elastic force under the influence of centrifugal force, two centrifugal columns (25) do from
The heart is moved, and drives right inserted sheet (26) to do centrifugal motion, two right inserted sheet (26) ends is stretched out the tooth top of brake tooths (38), when the
Brake tooth (38) rotation on one travelling gear (17) to i.e. by engagement when, the right inserted sheet on the first travelling gear (17)
(26) the gap slot bottom (35) of the breach tooth (24) on the second travelling gear (18) is withstood in end, therewith the first travelling gear (17)
On right inserted sheet (26) end along on the second travelling gear (18) gap slot bottom (35) slide, when on the first travelling gear (17)
Brake tooth (38) when rotating to fully engaged state, right inserted sheet (26) and the second travelling gear on the first travelling gear (17)
(18) the right inserted sheet (26) on left brake hole (32) alignment on, the first travelling gear (17) is inserted into the second travelling gear (18)
On left brake hole (32) in, realize gear brake hard；Due to centrifugal force pop-off after brake hard, the first travelling gear
(17) right inserted sheet (26) on the fast retractile in the presence of tripping spring (20), releases on-position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710422960.0A CN107244615B (en) | 2017-06-07 | 2017-06-07 | A kind of gate-type lifting equipment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710422960.0A CN107244615B (en) | 2017-06-07 | 2017-06-07 | A kind of gate-type lifting equipment and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107244615A true CN107244615A (en) | 2017-10-13 |
| CN107244615B CN107244615B (en) | 2018-08-03 |
Family
ID=60018005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710422960.0A Active CN107244615B (en) | 2017-06-07 | 2017-06-07 | A kind of gate-type lifting equipment and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107244615B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109110639A (en) * | 2018-09-30 | 2019-01-01 | 林小曼 | A kind of reinforcing crane arm of gate-type lifting equipment |
| CN111015254A (en) * | 2019-12-23 | 2020-04-17 | 南通东川数码科技有限公司 | Gantry asynchronous deviation rectifying structure |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2188898A (en) * | 1986-03-17 | 1987-10-14 | Hitachi Ltd | An elevator hoisting apparatus |
| CN2251761Y (en) * | 1995-09-28 | 1997-04-09 | 机械工业部郑州机械研究所 | Device for high speed falling body realizing uniform speed descent |
| US5944150A (en) * | 1996-03-22 | 1999-08-31 | Sanyo Kogyo Co., Ltd. | Hoist gear with a brake |
| CN2797753Y (en) * | 2005-04-22 | 2006-07-19 | 东莞市鑫峰建筑机械有限公司 | Speed limiting brake |
| CN101086291A (en) * | 2007-07-03 | 2007-12-12 | 唐志明 | Backstop for large back moment |
| CN201236121Y (en) * | 2008-07-17 | 2009-05-13 | 常熟市海鸥机械有限责任公司 | Energy-saving safe miniature electric gourd |
| JP2009180290A (en) * | 2008-01-30 | 2009-08-13 | Ricoh Co Ltd | Gear driving device and image forming apparatus having the same |
| CN201980826U (en) * | 2010-01-01 | 2011-09-21 | 王凤藻 | Fall resistant device capable of rising and falling integrally |
| CN204917748U (en) * | 2015-09-23 | 2015-12-30 | 辽宁森淼海洋工程装备有限公司 | Portal slewing crane's disconnected axle protection device of rack and pinion luffing mechanism |
| CN105972201A (en) * | 2016-05-04 | 2016-09-28 | 施耐德电气(厦门)开关设备有限公司 | Improved locking device for main rotating shaft and application |
-
2017
- 2017-06-07 CN CN201710422960.0A patent/CN107244615B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2188898A (en) * | 1986-03-17 | 1987-10-14 | Hitachi Ltd | An elevator hoisting apparatus |
| CN2251761Y (en) * | 1995-09-28 | 1997-04-09 | 机械工业部郑州机械研究所 | Device for high speed falling body realizing uniform speed descent |
| US5944150A (en) * | 1996-03-22 | 1999-08-31 | Sanyo Kogyo Co., Ltd. | Hoist gear with a brake |
| CN2797753Y (en) * | 2005-04-22 | 2006-07-19 | 东莞市鑫峰建筑机械有限公司 | Speed limiting brake |
| CN101086291A (en) * | 2007-07-03 | 2007-12-12 | 唐志明 | Backstop for large back moment |
| JP2009180290A (en) * | 2008-01-30 | 2009-08-13 | Ricoh Co Ltd | Gear driving device and image forming apparatus having the same |
| CN201236121Y (en) * | 2008-07-17 | 2009-05-13 | 常熟市海鸥机械有限责任公司 | Energy-saving safe miniature electric gourd |
| CN201980826U (en) * | 2010-01-01 | 2011-09-21 | 王凤藻 | Fall resistant device capable of rising and falling integrally |
| CN204917748U (en) * | 2015-09-23 | 2015-12-30 | 辽宁森淼海洋工程装备有限公司 | Portal slewing crane's disconnected axle protection device of rack and pinion luffing mechanism |
| CN105972201A (en) * | 2016-05-04 | 2016-09-28 | 施耐德电气(厦门)开关设备有限公司 | Improved locking device for main rotating shaft and application |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109110639A (en) * | 2018-09-30 | 2019-01-01 | 林小曼 | A kind of reinforcing crane arm of gate-type lifting equipment |
| CN111015254A (en) * | 2019-12-23 | 2020-04-17 | 南通东川数码科技有限公司 | Gantry asynchronous deviation rectifying structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107244615B (en) | 2018-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107244618A (en) | A kind of rotary-type cantilever lifting appliance and method | |
| CN204510959U (en) | Two-layer lift-sliding formula multi-storied garage | |
| CN201292224Y (en) | Movable weight counterbalance apparatus of crawler crane | |
| CN107879218B (en) | Elevator fall protection device | |
| CN207192623U (en) | A kind of novel suspended arm type boom hoisting | |
| CN102285583A (en) | Residual soil tipping device | |
| CN107244615A (en) | A kind of novel gantry crane gear and method | |
| CN209244554U (en) | A kind of no walking beam long stroke gear driving cylinder pumping unit | |
| CN206359150U (en) | A kind of hanging basket system | |
| CN215329741U (en) | Locking beam labor-saving throwing and withdrawing device and gate locking system | |
| CN107720544B (en) | A kind of electric block lifting buffer unit | |
| CN107235452A (en) | A kind of gear brake type lifting means | |
| CN106193728B (en) | A kind of Multi-storey up-down ＆ translation formula hydraulic three-dimensional garage | |
| CN207259037U (en) | A kind of gate-type lifting device | |
| CN105800527B (en) | A kind of construction material elevator | |
| CN204510960U (en) | Lifting cross sliding type parking equipment | |
| CN205170212U (en) | Semi -portal crane | |
| CN208996441U (en) | Building hoistway form frame system with material distributing machine | |
| CN104071677B (en) | Elevator | |
| CN209273680U (en) | A kind of box beam rubber tube aid-pulling device | |
| CN106986279A (en) | A kind of braking clutch structure of Lever Blocks | |
| CN205204567U (en) | No counter weight elevator and lift driving motor , drive unit and actuating system thereof | |
| CN204415382U (en) | A kind of inclined gallery multilevel Long-distance Control automatic lifting stick formula beam pulley | |
| CN102826433A (en) | Self-locking car stopper in can | |
| CN209777996U (en) | Lifting cage with derailing prevention assembly for construction site |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180619 Address after: 200333 Chaozhou Road, Putuo District, Putuo District, Shanghai, No. 509, No. 509 Applicant after: Shanghai Shang an Machinery Construction Co., Ltd. Address before: 215101 room 642, 20 Zhongshan East Road, Mu Du Town, Wuzhong District, Suzhou, Jiangsu, 642 Applicant before: Suzhou is Fansi Technology Co. Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |