CN206842905U - A kind of long span arm gantry crane - Google Patents
A kind of long span arm gantry crane Download PDFInfo
- Publication number
- CN206842905U CN206842905U CN201720722740.5U CN201720722740U CN206842905U CN 206842905 U CN206842905 U CN 206842905U CN 201720722740 U CN201720722740 U CN 201720722740U CN 206842905 U CN206842905 U CN 206842905U
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- CN
- China
- Prior art keywords
- roller
- hydraulic stem
- slide rail
- bolt
- dolly
- 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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- Machines For Laying And Maintaining Railways (AREA)
Abstract
The utility model discloses a kind of long span arm gantry crane,Including girder,Support frame and dolly,The utility model structure by girder body by being arranged to rectangular-shape,Middle-end sets break-make face,And upper end is provided with dolly,Lower end is fixed with support frame,This new structure is set to reduce production cost to a certain extent,By the way that the both sides of dolly are set into hydraulic stem,It is fixed or is slidably connected respectively in hydraulic stem rear and front end,And the active strokes of hydraulic stem are set,Make this new structure when in use,Good stress can not only be reached,It can also make by more firm during active force,The fixation at both ends is carried out to hydraulic stem by using bolt,Both ends roller is arranged to different shape,Slide rail is arranged on different spatial,And the distance of pulley to girder inwall is defined,This new structure is set not only to check conveniently,Move uniform force,And when changing,Simpler convenience.
Description
Technical field
Data wire correlative technology field is the utility model is related to, specially a kind of long span arm gantry crane.
Background technology
In outdoor carry out hoisting operation, gantry crane equipment can be typically used, because of its outer image " door " word, therefore is claimed
Be gantry crane.Gantry crane has the characteristics that utilization of area rate is high, job area is big, it is wide, versatile to adapt to,
Thus it is used widely in harbour goods yard.But for current most domestic using double girders, not only rolled steel dosage is big, causes complete machine
It is heavier, cost is higher；And welding node is more, stress is complicated, and in the course of the work, due to gantry crane itself
Reasons in structure, dolly often undertake very big active force when carrying out hooking up object, and this is also resulted in the mistake used
Journey, the damage of object structure is inevitable.Crane in reality, it is most of in process of production, be less able to look after
To this respect, this is also had led to during follow-up use, it may appear that the situation of trolley component replacing is often carried out, for
In part replacement, generally require to stop production, and need many people to carry out cooperating simultaneously, this not only makes under production efficiency
Drop, more causes waste of manpower, financial resources, is this it is proposed that a kind of long span arm gantry crane is used to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of long span arm gantry crane, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of long span arm gantry crane, including master
Beam, support frame and dolly, the girder are in rectangular-shape, and middle-end is provided with break-make face, and upper end is provided with dolly, and lower end is solid
Surely there is support frame, support frame as described above is provided with four, and is respectively placed in girder corner, and the dolly lower end is provided with steel wire rope,
Steel wire rope is connected with hook, and steel wire rope is arranged in girder break-make face, and the dolly inwall is provided with nut I, and nut I is based on small
Car is symmetrical arranged, and is threadedly coupled with bolt I, and the bolt I screw heads are placed in dolly left surface, after its screw rod is arranged at Plantago minuta
Three grooves that both ends of the surface are set respectively, and each inside grooves are provided with hydraulic stem, the hydraulic stem is provided with three, its
Bolt II is provided with the right side of the rear end of the hydraulic stem of left and right ends inside grooves, left side is provided with roller I, middle-end inside grooves
Bolt II is provided with the right side of the rear end of hydraulic stem, left side is provided with roller II, and the front end of the hydraulic stem of three inside grooves is equal
Through hole is provided with, through-hole diameter is less than bolt I, and bolt I is slidably connected in three hydraulic stems, and the roller I is slidably connected cunning
Rail I, roller II are slidably connected slide rail II, and slide rail I and slide rail II are respectively arranged inside girder.
Preferably, the right roller diameter of the roller I and roller II are more than left side roller diameter, and roller I and
Roller II left side roller diameter is equal to the height of slide rail, and the radius of right roller is less than the height of slide rail, and diameter, which is more than, to be slided
The height of rail.
Preferably, the roller I right-hand members are provided with hydraulic pressure rod rear end and bolt II, and left side is provided with nut II, bolt
II sequentially passes through hydraulic pressure rod rear end and roller I, is spirally connected with nut II, and roller II right-hand members are provided with hydraulic pressure rod rear end and spiral shell
Bolt II, left side are provided with nut II, and bolt II sequentially passes through hydraulic pressure rod rear end and roller II, is spirally connected with nut II.
Preferably, the groove is provided with three, and the hydraulic pressure pole length of the inside grooves of the middle-end is more than the groove at both ends
Internal hydraulic pressure pole length, slide rail I locus are higher than slide rail II locus, and slide rail I and slide rail II is on girder
Hold the distance of inwall, both less than their maximum gauge length.
Compared with prior art, the beneficial effects of the utility model are：The utility model structure is by the way that girder body is set
Rectangular-shape is set to, middle-end sets break-make face, and upper end is provided with dolly, and lower end is fixed with support frame, makes this new structure one
Determine to reduce production cost in degree, by the way that the both sides of dolly are set into hydraulic stem, consolidated respectively in hydraulic stem rear and front end
Determine or be slidably connected, and the active strokes of hydraulic stem are set, make this new structure when in use, can not only reach
Good stress, it can also make, by more consolidating during active force, to carry out hydraulic stem by using bolt the fixation at both ends,
Both ends roller is arranged to different shape, slide rail is arranged on different spatial, and the distance of pulley to girder inwall is entered
Row limits, and this new structure is not only checked conveniently, when moving uniform force, and changing, simpler convenience.
Brief description of the drawings
Fig. 1 is the utility model structure front view；
Fig. 2 is the utility model structural side view；
Fig. 3 is the utility model structure top view；
Fig. 4 is mplifying structure schematic diagram at A in Fig. 1；
Fig. 5 is mplifying structure schematic diagram at B in Fig. 2；
Fig. 6 is mplifying structure schematic diagram at C in Fig. 3.
In figure：1 dolly, 2 girders, 3 support frames, 4 hooks, 5 steel wire ropes, 6 slide rail I, 7 slide rail II, 8 roller I, 9 bolt II,
10 roller II, 11 hydraulic stems, 12 bolt I, 13 nut I, 14 nut II.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-6 are referred to, the utility model provides a kind of technical scheme：A kind of long span arm gantry crane, including girder
2nd, support frame 3 and dolly 1, girder 2 are in rectangular-shape, and middle-end is provided with break-make face, and upper end is provided with dolly 1, and lower end is solid
Surely there is support frame 3, support frame 3 is provided with four, and is respectively placed in 2 four jiaos of girder, and the lower end of dolly 1 is provided with steel wire rope 5, steel wire
Rope 5 is connected with hook 4, and steel wire rope 5 is arranged in the break-make face of girder 2, and the inwall of dolly 1 is provided with nut I 13, nut I
13 are symmetrical arranged based on dolly 1, and are threadedly coupled with bolt I 12, and the screw heads of bolt I 12 are placed in the left surface of dolly 1, and its screw rod is set
Three grooves that the rear and front end face of dolly 1 is set respectively are placed in, and each inside grooves are provided with hydraulic stem 11, hydraulic stem 11
Three are provided with, is provided with bolt II 9 on the right side of the rear end of the hydraulic stem 11 of its left and right ends inside grooves, left side is provided with rolling
I 8 is taken turns, is provided with bolt II 9 on the right side of the rear end of the hydraulic stem 11 of middle-end inside grooves, left side is provided with roller II 10, and three
The front end of the hydraulic stem 11 of individual inside grooves is provided with through hole, and through-hole diameter is less than bolt I 12, bolt I 12 and three
Hydraulic stem 11 is slidably connected, and roller I 8 is slidably connected slide rail I 6, and roller II 10 is slidably connected slide rail II 7, and slide rail I 6 with
And slide rail II 7 is respectively arranged inside girder 2, groove is provided with three, and the length of hydraulic stem 11 of the inside grooves of the middle-end is big
In the length of hydraulic stem 11 of the inside grooves at both ends, the locus of slide rail I 6 is higher than slide rail II 7 locus, and slide rail I
6 and slide rail II 7 arrives the distance of the upper end inwall of girder 2, both less than their maximum gauge length, roller I 8 and roller II
10 right roller diameter is more than left side roller diameter, and roller I 8 and roller II 10 left side roller diameter is equal to slide rail
Height, and the radius of right roller is less than the height of slide rail, and diameter is more than the height of slide rail, and the right-hand members of roller I 8 are provided with liquid
The rear end of depression bar 11 and bolt II 9, left side are provided with nut II 14, and bolt II 9 sequentially passes through the rear end of hydraulic stem 11 and rolling
I 8 is taken turns, is spirally connected with nut II 14, and the right-hand members of roller II 10 are provided with the rear end of hydraulic stem 11 and bolt II 9, left side is set
There are nut II 14, bolt II 9 to sequentially pass through the rear end of hydraulic stem 11 and roller II 10, be spirally connected with nut II 14.
Operation principle：Because the body of girder 2 is arranged to rectangular-shape, middle-end sets break-make face, and the inwall of dolly 1 is provided with
Nut I 13, nut I 13 are threadedly coupled with bolt I 12, and bolt I 12 is slidably connected with three hydraulic stems 11, and roller I 8 is slided
Be slidably connected slide rail II 7, slide rail I 6 and slide rail II 7 of dynamic connecting sliding rail I 6, roller II 10 is respectively arranged in girder 2
Portion, dolly 1 can carry out coming and going movement under force, when hook 4 carries out hooking up article, due to entering to the active strokes of hydraulic stem 11
Row setting, and the rear and front end of hydraulic stem 11 carries out that bolt I 12 is fixed or roller I 8 and roller II 10 are slided and connected respectively
Connect, and roller I 8 and roller II 10 right roller diameter is more than left side roller diameter, and roller I 8 and roller II
10 left side roller diameter is equal to the height of slide rail, and the radius of right roller is less than the height of slide rail, and diameter is more than slide rail
Highly, limited by the details of the diameter of pair roller and position and slide rail, make dolly 1 when in use, can not only reach good
Stress, can also make by more firm during active force, also, hydraulic stem 11 is fixed bolt II 9, slide rail I 6
Locus is higher than slide rail II 7 locus, and slide rail I 6 and slide rail II 7 arrives the distance of the upper end inwall of girder 2, all
Less than their maximum gauge length, dolly 1 is set not only to check that working condition is convenient, and when changing part, be more prone to
Operation.
While there has been shown and described that embodiment of the present utility model, for annulus one of ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of long span arm gantry crane, including girder（2）, support frame（3）And dolly（1）, it is characterised in that：The master
Beam（2）In rectangular-shape, middle-end is provided with break-make face, and upper end is provided with dolly（1）, lower end is fixed with support frame（3）, it is described
Support frame（3）Four are provided with, and is respectively placed in girder（2）Corner, the dolly（1）Lower end is provided with steel wire rope（5）, steel wire
Rope（5）It is connected with hook（4）, and steel wire rope（5）It is arranged at girder（2）In break-make face, the dolly（1）Inwall is provided with nut I
（13）, nut I（13）Based on dolly（1）Be symmetrical arranged, and with bolt I（12）Threaded connection, the bolt I（12）Screw head is placed in
Dolly（1）Left surface, its screw rod are arranged at dolly（1）Three grooves that rear and front end face is set respectively, and each inside grooves
It is provided with hydraulic stem（11）, the hydraulic stem（11）Three are provided with, the hydraulic stem of its left and right ends inside grooves（11）'s
Bolt II is provided with the right side of rear end（9）, left side is provided with roller I（8）, the hydraulic stem of middle-end inside grooves（11）Rear end on the right side of
It is provided with bolt II（9）, left side is provided with roller II（10）, and the hydraulic stem of three inside grooves（11）Front end be provided with
Through hole, through-hole diameter are less than bolt I（12）, bolt I（12）With three hydraulic stems（11）It is slidably connected, the roller I（8）It is sliding
Dynamic connecting sliding rail I（6）, roller II（10）Be slidably connected slide rail II（7）, and slide rail I（6）And slide rail II（7）It is respectively arranged at
Girder（2）It is internal.
A kind of 2. long span arm gantry crane according to claim 1, it is characterised in that：The roller I（8）And roller
II（10）Right roller diameter be more than left side roller diameter, and roller I（8）And roller II（10）Left side roller diameter etc.
In the height of slide rail, and the radius of right roller is less than the height of slide rail, and diameter is more than the height of slide rail.
A kind of 3. long span arm gantry crane according to claim 1, it is characterised in that：The roller I（8）Right-hand member is set
There is hydraulic stem（11）Rear end and bolt II（9）, left side is provided with nut II（14）, bolt II（9）Sequentially pass through hydraulic stem
（11）Rear end and roller I（8）, with nut II（14）It is spirally connected, and roller II（10）Right-hand member is provided with hydraulic stem（11）Rear end with
And bolt II（9）, left side is provided with nut II（14）, bolt II（9）Sequentially pass through hydraulic stem（11）Rear end and roller II
（10）, with nut II（14）It is spirally connected.
A kind of 4. long span arm gantry crane according to claim 1, it is characterised in that：The groove is provided with three,
The hydraulic stem of the inside grooves of the middle-end（11）Length is more than the hydraulic stem of the inside grooves at both ends（11）Length, slide rail I（6）It is empty
Between position be higher than slide rail II（7）Locus, and slide rail I（6）And slide rail II（7）To girder（2）The distance of upper end inwall,
Both less than their maximum gauge length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720722740.5U CN206842905U (en) | 2017-06-21 | 2017-06-21 | A kind of long span arm gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720722740.5U CN206842905U (en) | 2017-06-21 | 2017-06-21 | A kind of long span arm gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206842905U true CN206842905U (en) | 2018-01-05 |
Family
ID=60801014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720722740.5U Expired - Fee Related CN206842905U (en) | 2017-06-21 | 2017-06-21 | A kind of long span arm gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206842905U (en) |
-
2017
- 2017-06-21 CN CN201720722740.5U patent/CN206842905U/en not_active Expired - Fee Related
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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: 20180105 Termination date: 20180621 |