CN203373032U - Combined balance weight of crawler crane - Google Patents
Combined balance weight of crawler crane Download PDFInfo
- Publication number
- CN203373032U CN203373032U CN201320449421.3U CN201320449421U CN203373032U CN 203373032 U CN203373032 U CN 203373032U CN 201320449421 U CN201320449421 U CN 201320449421U CN 203373032 U CN203373032 U CN 203373032U
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- counterweight
- assembling groove
- mounting hole
- bearing pin
- crawler crane
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Abstract
The utility model provides a combined balance weight of a crawler crane. The combined balance weight comprises a first balance weight arranged at the front side and a second balance weight arranged at the rear side, wherein a first assembling groove is formed in the upper end surface of the first balance weight; first fixing devices are respectively arranged at the left part and the right part of the bottom surface of the first assembling groove; a second assembling groove is formed in the middle of the front end surface of the second balance weight; second fixing devices are respectively arranged at the left part and the right part of the bottom surface of the second assembling groove. A left supporting plate and a right supporting plate of a mounting rack are respectively matched with the first fixing devices, so that the two first fixing devices are respectively connected with the left supporting plate and the right supporting plate through pin shafts; the left supporting plate and the right supporting plate are matched with the second fixing devices of the second balance weight, so that the two second fixing devices are respectively connected with the left supporting plate and the right supporting plate through the pin shafts. Thus, the first balance weight and the second balance weight are fixed on the mounting rack. The combined balance weight is simple in structure and easy to disassemble, and does not need to be fixed by an external mechanism.
Description
Technical field
The utility model relates to a kind of crawler crane combined counterbalance.
Background technology
Crawler crane is widely used in builds airport, harbour, power plant construction, highway, railroad bed etc., because the weight mass of crawler crane is excessive, in transportation, usually will carry out disassembled for transport to parts such as counterweights.
Crawler crane turntable rear portion is provided with erecting frame, erecting frame is generally metal framework structure, erecting frame comprises left support plate and right support plate, left support plate and the parallel placement of right support plate, fixed pedestal between left support plate and right support plate, the left support plate is identical with the structure of right support plate, and the hinge hole that coordinates the installation bearing pin is arranged at the bottom of left support plate and the bottom of right support plate, and the rear end of the rear end of left support plate and right support plate is provided with the bearing pin groove.Counterweight is fixed on erecting frame by outside oil cylinder.
At present, mostly the counterweight connection mode of crawler crane is the polylith superposing type, by bolt, several counterweights are fixed together, and coordinate oil cylinder to be fixed on turntable by bearing pin, the problem that this connection mode exists the bad dismounting of bearing pin, counterweight can not regulate and set up the external devices such as oil cylinder.
Summary of the invention
Technical problem to be solved in the utility model be to provide a kind of simple in structure, be easy to the dismounting the crawler crane combined counterbalance.
For solving the problems of the technologies described above, the utility model provides a kind of crawler crane combined counterbalance, and it comprises the first counterweight of front side and the second counterweight of rear side;
There is the first assembling groove the first counterweight upper surface, and the first assembling groove extends to the front and rear end of the first counterweight, and the left part of the first assembling groove bottom surface and right part are respectively arranged with first anchor fitting;
Described the first anchor fitting comprises two the first otic placodes, two the first otic placodes are fixedly connected on the first assembling groove bottom surface, between two the first otic placodes, the first gap is arranged, the trend in the first gap is consistent with the trend of the first assembling groove, and at least one first hinge hole runs through respectively two the first otic placodes;
The second counterweight front end face middle part has the second assembling groove, and the second assembling groove extends to the upper surface of the second counterweight, and the left part of the second assembling groove bottom surface and right part are respectively arranged with second anchor fitting;
Described the second anchor fitting comprises two the second otic placodes, two the second otic placodes are fixedly connected on the second assembling groove bottom surface, between two the second otic placodes, the second gap is arranged, the trend in the second gap is consistent with the trend of the second assembling groove, the first bearing pin is respectively through two the second otic placode tops, the first bearing pin downside has the second hinge hole, and the second hinge hole runs through respectively two the second otic placodes, and the second bearing pin coordinates with the second hinge hole.
After adopting such structure, the left support plate lower end of turntable erecting frame and right support plate lower end are stretched into respectively in the first gap of two the first anchor fittings, and by the first hinge hole, two the first anchor fittings are connected with right support plate bearing pin with the left support plate respectively, the first counterweight is fixed on erecting frame; The left support plate upper rear end of erecting frame and right support plate upper rear end stretch in the second gap of the second anchor fitting, the first bearing pin of the second anchor fitting is placed in the counterweight groove, and by the second bearing pin, two the second anchor fittings are connected with right support plate rear end with left support plate rear end respectively, the second counterweight is fixed on erecting frame.
The beneficial effects of the utility model are: simple in structure, be easy to dismounting, and do not need external agency's fixed weight.
In order better to understand technology contents of the present utility model, below by this crawler crane combined counterbalance referred to as this combined counterbalance.
The left and right sidewall upper rear end of the first assembling groove of this combined counterbalance is fixedly connected with respectively the first connecting panel, and the first mounting hole runs through the front and rear end of the first connecting panel;
The left and right sidewall upper front end of the second assembling groove is fixedly connected with respectively the second connecting panel, and the second mounting hole runs through the front and rear end of the second connecting panel, and the second position of mounting hole is corresponding with the position of the first mounting hole.
Adopt such structure, after the first counterweight and the second counterweight are fixed on erecting frame, respectively through the first mounting hole and the second corresponding mounting hole, make between the first counterweight and the second counterweight relatively fixingly by bolt, increase the stability of this combined counterbalance integral body.
First mounting hole of this combined counterbalance is waist through hole, and the length direction of the first mounting hole is horizontal direction; Described the second mounting hole is also waist through hole, and the length direction of the second mounting hole is vertical direction; While making the first counterweight and the second counterweight fixedly, the convenient installation.
Second bearing pin of this combined counterbalance comprises cover plate and the body of rod, and the body of rod is fixedly connected with on the cover board, and some dismounting tapped bore are arranged on cover plate; After adopting such structure, during the second counterweight dismounting, first with bolt, with the dismounting tapped bore on the second bearing pin cover plate, coordinate, bolt constantly screws in tapped bore, in this process, the body of rod of bolt contacts with the left and right stay bearing plate of support, and drives the second bearing pin and move to the direction away from the turntable erecting frame, and the second bearing pin is removed the most at last.
The first counterweight aft end face of this combined counterbalance has several adjusting grooves, and each adjusting grooves extends to the first counterweight lower surface, and the adjusting grooves bottom surface is fixedly connected with setting nut, and adjusting bolt coordinates with setting nut; After adopting such structure, adjusting bolt coordinates with the adjusting tapped bore, and the distance of by changing adjusting bolt, stretching out the first counterweight aft end face, arrive the purpose of regulating pore size between the first counterweight and the second counterweight.
First anchor fitting of this combined counterbalance is provided with the first spacing tapped bore, and the first spacing tapped bore runs through at least one first otic placode, and the first caging bolt coordinates with the first spacing tapped bore.
After adopting such structure, bolt and the first spacing tapped bore are by screw thread fit, and the body of rod of bolt is resisted against the erecting frame surface of support through the first spacing tapped bore, make the first counterweight not have and relatively move at the left and right directions of erecting frame.
The accompanying drawing explanation
Fig. 1 is the front view of this combined counterbalance embodiment the first counterweight.
Fig. 2 is the cutaway view of Fig. 1 along the A-A direction.
Fig. 3 is the block diagram of this combined counterbalance embodiment the first counterweight.
Fig. 4 is the front view of this combined counterbalance embodiment the second counterweight.
Fig. 5 is the cutaway view of Fig. 4 along the B-B direction.
Fig. 6 is the block diagram of this combined counterbalance embodiment the second counterweight.
Fig. 7 is the enlarged front view of this combined counterbalance embodiment the second bearing pin.
Fig. 8 is the left view of Fig. 7.
Fig. 9 is the part right elevation of dynamic compaction machinery turntable erecting frame.
Figure 10 is the block diagram of this combined counterbalance embodiment.
Figure 11 is the front view that this combined counterbalance embodiment is used state.
Figure 12 is the cutaway view of Figure 11 along the C-C direction.
Figure 13 is the block diagram that this combined counterbalance embodiment is used state.
The specific embodiment
Further illustrate the utility model below in conjunction with accompanying drawing and by embodiment:
As shown in Figures 1 to 3
The first counterweight 1 upper surface has the front and rear end that the first assembling groove 11, the first assembling grooves 11 that agree with turntable erecting frame 3 extend to the first counterweight 1.
There are two the first anchor fittings 12 left and right position of the first assembling groove 11 bottom surfaces; Each first anchor fitting 12 comprises two the first otic placode 12a, two the first otic placode 12a vertically are welded on the first assembling groove 11 bottom surfaces, the parallel placement of two the first otic placode 12a, and leave the first gap 12b between two the first otic placode 12a, the trend of the first gap 12b is consistent with the trend of the first assembling groove 11, the width of the width of the width of the first gap 12b and left support plate 31 and right support plate 32 coincide, and two the first hinge hole 12c run through respectively two the first otic placode 12a; Two the first hinge hole 12c are on same level, two the first hinge hole 12c downsides have respectively two the first spacing tapped bore 12d, the first spacing tapped bore 12d runs through two the first otic placode 12a, and the distance between two the first anchor fittings 12 equals the left support plate 31 of turntable erecting frame 3 and the distance between right support plate 32.
The left and right sidewall upper rear end of the first assembling groove 11 is fixedly connected with respectively the first connecting panel 13, the first mounting hole 13a runs through the front and rear end of the first connecting panel 13, the first mounting hole 13a is waist through hole, and the length direction of the first mounting hole 13a is horizontal direction;
Two adjusting grooves 14a are arranged at the first counterweight 1 aft end face bottom, each adjusting grooves 14a extends to the first counterweight 1 lower surface, adjusting grooves 14a bottom surface is welded with setting nut 14b, adjusting bolt 14c coordinates with the adjusting tapped bore, the length of adjusting bolt 14c is less than the degree of depth of adjusting grooves 14a, and the length of adjusting bolt 14c is greater than the distance of setting nut 14b aft end face to the first counterweight 1 aft end face.
As shown in Figs. 4-6
The second counterweight 2 front end face middle parts have the upper surface that the second assembling groove 21, the second assembling grooves 21 that agree with turntable erecting frame 3 extend to the second counterweight 2.
The left and right sidewall upper front end of the second assembling groove 21 is welded with respectively the second connecting panel 23, the position of the second connecting panel 23 is corresponding with the position of the first connecting panel 13, the second mounting hole 23a runs through the front and rear end of the second connecting panel 23, the second mounting hole 23a is waist through hole, and the length direction of the second mounting hole 23a is vertical direction.
The left side of the second assembling groove 21 bottom surfaces, there are two the second anchor fittings 22 right position, each second anchor fitting 22 comprises two the second otic placode 22a, two the second otic placode 22a are welded on the second assembling groove 21 bottom surfaces, the parallel placement of two the second otic placode 22a, between two the second otic placode 22a, the second gap 22b is arranged, the trend of the second gap 22b is consistent with the trend of the second assembling groove 21, the first bearing pin 22c passes respectively the top of two the second otic placode 22a, the first bearing pin 22c downside has the second hinge hole 22d, the second hinge hole 22d runs through respectively two the second otic placode 22a, distance between two the second anchor fittings 22 equals the left support plate 31 of turntable erecting frame 3 and the distance between right support plate 32.
As shown in Fig. 7 to 8
The second bearing pin 24 coordinates with the second hinge hole 22d, and the second bearing pin 24 comprises cover plate 24a and body of rod 24b, and body of rod 24b is welded on the center of cover plate 24a end face, and two dismounting tapped bore 24c are arranged on cover plate 24a.
As shown in Figure 9
There is erecting frame 3 at the turntable rear portion, erecting frame 3 comprises left support plate 31 and right support plate 32, fixed pedestal between left support plate 31 and right support plate 32, left support plate 31 is identical with the structure of right support plate 32, left support plate 31 bottoms are provided with two the 3rd hinge hole 31a, the line of centers of two the 3rd hinge hole 31a is on same level, distance between two the 3rd hinge hole 31a equals two distances between the first hinge hole 12c, and the 3rd hinge hole 31a is less than the distance of first hinge hole 12c distance the first assembling groove 11 bottom surfaces apart from the distance of left support plate 31 lower ends.
The 3rd hinge hole 31a can be up big and down small profiled holes, and after adopting this structure, the upper opening area can make greatly the convenient installation of bearing pin, can be fitted in the lower end of the 3rd hinge hole 31a after installation downwards because of the Action of Gravity Field bearing pin, lower openings is little, and bearing pin is easily located.
As shown in Figure 10 to 13
During use, first mobile the first counterweight 1 is to erecting frame 3 downsides, the first counterweight 1 is slowly moved up, left support plate 31 lower ends of erecting frame 3 and right support plate 32 lower ends fall into respectively in the first gap 12b of two the first anchor fittings 12, the 3rd all hinge hole 31a and the first hinge hole 12c correspondence, and fix with bearing pin, with the first caging bolt 15, with the first spacing tapped bore 12d of the first anchor fitting 12, match respectively again, the first caging bolt 15 is resisted against erecting frame 3 surfaces through the first otic placode 12a, prevent the left side of the first counterweight 1 relative erecting frame 3, right has displacement, said process is fixed on the first counterweight 1 on erecting frame 3.
The second counterweight 2 moves near erecting frame 3, make in left support plate 31 rear ends of erecting frame 3 and the second gap 22b that right support plate 32 rear ends fall into respectively two the second anchor fittings 22, two the first bearing pin 22c are hung in the first bearing pin groove 31b on left support plate 31 and in the first bearing pin groove 31b on right support plate 32, make the 4th all hinge hole 31c on erecting frame 3 and the second hinge hole 22d correspondence on the second anchor fitting 22, and fix and (screw in the dismounting tapped bore 24c of the second bearing pin 24 with bolt during the dismounting of this device through the 4th hinge hole 31c and the second hinge hole 22d with the second bearing pin 24, utilize bolt against erecting frame 3 surfaces, oppositely the second bearing pin 24 is ejected to the 4th hinge hole 31c and the second hinge hole 22d), said process is fixed on the second counterweight 2 on erecting frame 3.
Then, finely tune the relative position of two the first counterweights 1 and the second counterweight, make two the first mounting hole 13a corresponding with two the second mounting hole 23a respectively, by two bolts, connect respectively two group of first mounting hole 13a and the second mounting hole 23a, by fixing between the first counterweight 1 and the second counterweight 2;
Change the length of stretching out setting nut 14b of adjusting bolt 14c, the head abuts of adjusting bolt 14c is on the front end face of the second counterweight 2, to regulate the distance between the first counterweight 1 bottom and the second counterweight 2 bottoms.
Be more than the installation steps of this combined counterbalance, demounting procedure do not described at this.
Above-described is only a kind of embodiment of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model principle; can also make some modification and improvement, these also should be considered as belonging to protection domain of the present utility model.
Claims (6)
1. a crawler crane combined counterbalance, it is characterized by: it comprises the first counterweight of front side and the second counterweight of rear side;
There is the first assembling groove the first counterweight upper surface, and the first assembling groove extends to the front and rear end of the first counterweight, and the left part of the first assembling groove bottom surface and right part are respectively arranged with first anchor fitting;
Described the first anchor fitting comprises two the first otic placodes, two the first otic placodes are fixedly connected on the first assembling groove bottom surface, between two the first otic placodes, the first gap is arranged, the trend in the first gap is consistent with the trend of the first assembling groove, and at least one first hinge hole runs through respectively two the first otic placodes;
The second counterweight front end face middle part has the second assembling groove, and the second assembling groove extends to the upper surface of the second counterweight, and the left part of the second assembling groove bottom surface and right part are respectively arranged with second anchor fitting;
Described the second anchor fitting comprises two the second otic placodes, two the second otic placodes are fixedly connected on the second assembling groove bottom surface, between two the second otic placodes, the second gap is arranged, the trend in the second gap is consistent with the trend of the second assembling groove, the first bearing pin is respectively through two the second otic placode tops, the first bearing pin downside has the second hinge hole, and the second hinge hole runs through respectively two the second otic placodes, and the second bearing pin coordinates with the second hinge hole.
2. crawler crane combined counterbalance according to claim 1, it is characterized in that: the left and right sidewall upper rear end of described the first assembling groove is fixedly connected with respectively the first connecting panel, and the first mounting hole runs through the front and rear end of the first connecting panel;
The left and right sidewall upper front end of described the second assembling groove is fixedly connected with respectively the second connecting panel, and the second mounting hole runs through the front and rear end of the second connecting panel, and the second position of mounting hole is corresponding with the position of the first mounting hole.
3. crawler crane combined counterbalance according to claim 2, it is characterized in that: described the first mounting hole is waist through hole, the length direction of the first mounting hole is horizontal direction; Described the second mounting hole is also waist through hole, and the length direction of the second mounting hole is vertical direction.
4. crawler crane combined counterbalance according to claim 1, it is characterized in that: described the second bearing pin comprises cover plate and the body of rod, and the body of rod is fixedly connected with on the cover board, and some dismounting tapped bore are arranged on cover plate.
5. crawler crane combined counterbalance according to claim 1, it is characterized in that: described the first counterweight aft end face has several adjusting grooves, each adjusting grooves extends to the first counterweight lower surface, and the adjusting grooves bottom surface is fixedly connected with setting nut, and adjusting bolt coordinates with setting nut.
6. according to the described crawler crane combined counterbalance of any one in claim 1 to 5, it is characterized in that: described the first anchor fitting is provided with the first spacing tapped bore, the first spacing tapped bore runs through at least one first otic placode, and the first caging bolt coordinates with the first spacing tapped bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320449421.3U CN203373032U (en) | 2013-07-26 | 2013-07-26 | Combined balance weight of crawler crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320449421.3U CN203373032U (en) | 2013-07-26 | 2013-07-26 | Combined balance weight of crawler crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203373032U true CN203373032U (en) | 2014-01-01 |
Family
ID=49835579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320449421.3U Withdrawn - After Issue CN203373032U (en) | 2013-07-26 | 2013-07-26 | Combined balance weight of crawler crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203373032U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342302A (en) * | 2013-07-26 | 2013-10-09 | 安徽柳工起重机有限公司 | Combined counter weight of crawler crane |
| EP2962979A1 (en) * | 2014-07-03 | 2016-01-06 | Josef Bergmeister e.K. | Ballast for a crane |
-
2013
- 2013-07-26 CN CN201320449421.3U patent/CN203373032U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342302A (en) * | 2013-07-26 | 2013-10-09 | 安徽柳工起重机有限公司 | Combined counter weight of crawler crane |
| CN103342302B (en) * | 2013-07-26 | 2015-04-08 | 安徽柳工起重机有限公司 | Combined counter weight of crawler crane |
| EP2962979A1 (en) * | 2014-07-03 | 2016-01-06 | Josef Bergmeister e.K. | Ballast for a crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140101 Effective date of abandoning: 20150408 |
|
| RGAV | Abandon patent right to avoid regrant |