CN202790309U - Tray of counterweight mechanism and counterweight mechanism - Google Patents
Tray of counterweight mechanism and counterweight mechanism Download PDFInfo
- Publication number
- CN202790309U CN202790309U CN 201220510249 CN201220510249U CN202790309U CN 202790309 U CN202790309 U CN 202790309U CN 201220510249 CN201220510249 CN 201220510249 CN 201220510249 U CN201220510249 U CN 201220510249U CN 202790309 U CN202790309 U CN 202790309U
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- pallet
- balance weight
- weight mechanism
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- 238000000034 method Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The utility model discloses a tray of counter weight mechanism, wherein, this tray (10) have the counter weight holding surface, and this counter weight holding surface forms the shape that reduces gradually to the middle height by both ends. The utility model also discloses a counter weight mechanism. This counter weight mechanism can keep the balancing weight to place steadily, prevents that the balancing weight from taking place the outside slope when crooked at the tray, improves the security.
Description
Technical field
The utility model relates to engineering machinery field, particularly, relates to a kind of pallet and balance weight mechanism of balance weight mechanism.
Background technique
Because in a large amount of engineering machinery, especially hoist all is provided with balance weight mechanism with the motion of balance exercise mechanism, prevent that the situation that the location is unstable even overturn from appearring in engineering machinery.Along with the higher requirement of the industries such as communications and transportation, water conservancy and hydropower, chemical industry to initial weight and the lifting altitude of hoist, the weight of balance weight mechanism wherein also constantly increases, and the bearing capacity of the bearing device of balancing weight (being pallet) also increases thereupon.Balance weight mechanism is arranged on the afterbody of the turntable of hoist usually, and hoist is placed the balancing weight of respective numbers at pallet, to satisfy the lifting demand according to different operating mode demands.
In the large-tonnage hoist, the balancing weight of balance weight mechanism all is placed on the pallet and is symmetrically located at the two ends of pallet especially.Increase along with the counterweight amount, the balancing weight that is placed on the pallet can cause pallet to bend, the two ends that are pallet are bent downwardly middle curve shape protruding upward, thereby can cause that the balancing weight that is placed on the pallet tilts toward the outer side, the placement location of balancing weight built on the sand, can cause the balancing weight landing and cause security incident when serious, so the bending deflection meeting of pallet brings certain potential safety hazard, also can affect the attractive in appearance of hoist.
The model utility content
The purpose of this utility model provides a kind of pallet and balance weight mechanism of balance weight mechanism, and this balance weight mechanism can keep balancing weight to place steadily, prevents that balancing weight from tilting when pallet bends laterally, improves Security.
To achieve these goals, one side of the present utility model provides a kind of pallet of balance weight mechanism, and wherein, this pallet has the counterweight supporting surface, and this counterweight supporting surface forms the shape that is reduced gradually to intermediate altitude by two ends.
Preferably, the upper surface of described pallet forms described counterweight supporting surface.
Preferably, described pallet comprises liner, and this liner is arranged on the upper surface of described pallet and is positioned at the both sides of the center line of described pallet, and the upper surface of described liner forms described counterweight supporting surface.
Preferably, the both sides of described center line are respectively arranged with a plurality of liners, and the tilt angle of the end face of these a plurality of liners equates.
Preferably, described a plurality of liner parallel interval arranges.
Preferably, described pallet also comprises link, and this link is arranged on the middle part of described pallet.
Preferably, described link is two, and these two links are arranged on the both sides of described center line and between described liner.
Preferably, described pallet forms symmetrical structure.
Of the present utility modelly provide on the other hand a kind of balance weight mechanism, this balance weight mechanism comprises pallet and is placed on the balancing weight at the two ends of this pallet that wherein, described pallet is the pallet according to balance weight mechanism recited above.
By technique scheme, because the counterweight supporting surface of pallet forms middle shape to the perk of lower recess two ends, when balancing weight was placed on the pallet, balancing weight was all a little to intermediate, inclined.Large and cause in the situation that the two ends of pallet bend downwards in the oeverall quality of balancing weight, pallet still can keep balancing weight to be placed on reposefully on the pallet, thereby prevents that balancing weight from tilting and landing laterally, improves overall security.
Other feature and advantage of the present utility model will partly be described in detail in embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present utility model, and consists of the part of specification, is used from explanation the utility model with following embodiment one, but does not consist of restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the plan view of pallet of the balance weight mechanism of the first mode of execution of the present utility model;
Fig. 2 is the plan view of pallet of the balance weight mechanism of the first mode of execution of the present utility model;
Fig. 3 is the plan view of pallet of the balance weight mechanism of the second mode of execution of the present utility model; And
Fig. 4 is the plan view of the balance weight mechanism of embodiment of the present utility model.
Description of reference numerals
1 liner, 2 links
10 pallets, 20 balancing weights
L-L center line α tilt angle
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.Should be understood that embodiment described herein only is used for description and interpretation the utility model, is not limited to the utility model.
In the utility model, do not doing in the situation of opposite explanation, the noun of locality that uses typically refers to as shown in Figure 1 higher position and lower position along short transverse such as " upper and lower ", and " inside and outside " refers to the position of close centre line L-L as shown in Figure 1 and away from the position of centre line L-L.
As shown in figures 1 and 3, one side of the present utility model provides a kind of pallet of balance weight mechanism, and wherein, this pallet 10 has the counterweight supporting surface, and this counterweight supporting surface forms the shape that is reduced gradually to intermediate altitude by two ends.
Because to the shape of lower recess two ends perk, when balancing weight 20 was placed on the pallet 10, balancing weight 20 was all a little to intermediate, inclined in the middle of the counterweight supporting surface of pallet 10 formed.Large and cause in the situation that the two ends of pallet 10 bend downwards in the oeverall quality of balancing weight 20, pallet 10 still can keep balancing weight 20 to be placed on reposefully on the pallet 10, thereby prevents that balancing weight 20 from tilting and landing laterally, the raising overall security.
Be illustrated in figure 1 as the plan view of pallet of the balance weight mechanism of the first mode of execution of the present utility model, as a kind of preferred implementation of the present utility model, described pallet 10 comprises liner 1, this liner 1 is arranged on the upper surface of described pallet 10 and is positioned at the both sides of the centre line L-L of described pallet 10, and the upper surface of described liner 1 forms described counterweight supporting surface.Adopt upper surface at pallet 10 that liner 1 is set in the present embodiment and consist of the counterweight supporting surface, can not change like this structure and the shape of existing pallet, directly increase liner 1 at pallet 10 and get final product, can save processing cost and can not cause the waste that has pallet now.In addition, the bending deflection that pallet 10 produced when liner 1 can compensate balance weight mechanism and carries maximum counterweight amount is so that the upper surface of balancing weight 20 keeps level.
As shown in Figure 2, for the support force that guarantees 1 pair of balancing weight 20 of liner is stablized, preferably, the equably parallel interval setting of described a plurality of liners 1.Parallel interval and spacing equate between a plurality of liners 1, thereby balancing weight 20 is subject to equably support force, places more steady.
Figure 3 shows that the plan view of pallet of the balance weight mechanism of the second mode of execution of the present utility model, as another kind of preferred implementation of the present utility model, the upper surface of described pallet 10 forms described counterweight supporting surface.Because the upper surface of pallet 10 directly forms the shape of intermediate recess two ends perk, when carrying balancing weight 20, pallet 10 can prevent balancing weight 20 because pallet 10 occurs bending and deformation and landing.In addition, because the upper surface of pallet 10 directly consists of the counterweight supporting surface, simplified the structure of pallet 10, and manufacturing and easy to process.
As shown in Figure 1-Figure 3, in order to make things convenient for the installation of balance weight mechanism, preferably, described pallet 10 also comprises link 2, and this link 2 is arranged on the middle part of described pallet 10.Balance weight mechanism is connected with the counter-balanced carriage that is installed in the turntable afterbody by link 2, thereby balance weight mechanism is installed on the counter-balanced carriage easily, with the heavy burden of balancing vehicle.When not needing balance weight mechanism, can easily balance weight mechanism be disassembled again by link 2.
Stable for the installation that guarantees balance weight mechanism, preferably, described link 2 is two, and these two links 2 are arranged on the both sides of described centre line L-L and between described liner 1, and more preferably, described two links 2 are symmetrical arranged about centre line L-L.Two links 2 are symmetrical arranged, so that the balance weight mechanism stability under loading guarantees that its installation is firm.In addition, link 2 between liner 1, thereby can not hinder the placement of balancing weight 20.
As shown in Figure 1-Figure 3, preferably, described pallet 10 forms symmetrical structure.The pallet 10 of symplex structure is simple in structure, makes and easy to process, and stability under loading, guarantees that further balancing weight 20 can steadily place.
As shown in Figure 4, of the present utility modelly provide on the other hand a kind of balance weight mechanism, this balance weight mechanism comprises pallet 10 and is placed on the balancing weight 20 at the two ends of this pallet 10 that wherein, described pallet 10 is the pallet according to balance weight mechanism recited above.
Because in the situation that the counterweight supporting surface of pallet 10 bends downwards at the two ends of pallet 10, pallet 10 still can keep balancing weight 20 to be placed on reposefully on the pallet 10, thereby prevent that balancing weight 20 from tilting and landing laterally, so that balance weight mechanism forms more stably structure, can obtain better Security.
Below describe by reference to the accompanying drawings preferred implementation of the present utility model in detail; but; the utility model is not limited to the detail in the above-mentioned mode of execution; in technical conceive scope of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
Need to prove in addition, each concrete technical characteristics described in above-mentioned embodiment in reconcilable situation, can make up by any suitable mode, for fear of unnecessary repetition, the utility model is to the no longer separately explanation of various possible compound modes.
In addition, also can carry out combination in any between the various mode of execution of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (9)
1. the pallet of a balance weight mechanism is characterized in that, this pallet (10) has the counterweight supporting surface, and this counterweight supporting surface forms the shape that is reduced gradually to intermediate altitude by two ends.
2. the pallet of balance weight mechanism according to claim 1 is characterized in that, the upper surface of this pallet (10) forms described counterweight supporting surface.
3. the pallet of balance weight mechanism according to claim 1, it is characterized in that, this pallet (10) comprises liner (1), this liner (1) is arranged on the upper surface of described pallet (10) and is positioned at the both sides of the center line (L-L) of described pallet (10), and the upper surface of described liner (1) forms described counterweight supporting surface.
4. the pallet of balance weight mechanism according to claim 3 is characterized in that, the both sides of described center line (L-L) are respectively arranged with a plurality of liners (1), and the tilt angle (α) of the end face of these a plurality of liners (1) equates.
5. the pallet of balance weight mechanism according to claim 4 is characterized in that, described a plurality of liners (1) parallel interval setting.
6. the pallet of the described balance weight mechanism of any one is characterized in that according to claim 1-5, and this pallet (10) also comprises link (2), and this link (2) is arranged on the middle part of described pallet (10).
7. the pallet of balance weight mechanism according to claim 6 is characterized in that, described link (2) is two, and these two links (2) are arranged on the both sides of described center line (L-L) and are positioned between the described liner (1).
8. the pallet of balance weight mechanism according to claim 1 is characterized in that, described pallet (10) forms symmetrical structure.
9. balance weight mechanism, this balance weight mechanism comprises pallet (10) and is placed on the balancing weight (20) at the two ends of this pallet (10), it is characterized in that, described pallet (10) be according to claim 1-8 in the pallet of the described balance weight mechanism of any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220510249 CN202790309U (en) | 2012-09-27 | 2012-09-27 | Tray of counterweight mechanism and counterweight mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220510249 CN202790309U (en) | 2012-09-27 | 2012-09-27 | Tray of counterweight mechanism and counterweight mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202790309U true CN202790309U (en) | 2013-03-13 |
Family
ID=47817575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220510249 Expired - Lifetime CN202790309U (en) | 2012-09-27 | 2012-09-27 | Tray of counterweight mechanism and counterweight mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202790309U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443649A (en) * | 2016-01-15 | 2016-03-30 | 重庆大学 | High-damp magnesium alloy vibration isolation structure and application thereof |
| CN109095365A (en) * | 2018-10-19 | 2018-12-28 | 徐工集团工程机械股份有限公司 | Balance weight, super lifting device and crawler crane |
-
2012
- 2012-09-27 CN CN 201220510249 patent/CN202790309U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443649A (en) * | 2016-01-15 | 2016-03-30 | 重庆大学 | High-damp magnesium alloy vibration isolation structure and application thereof |
| CN109095365A (en) * | 2018-10-19 | 2018-12-28 | 徐工集团工程机械股份有限公司 | Balance weight, super lifting device and crawler crane |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
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| CX01 | Expiry of patent term |