CN103047367A - Counter weight device and engineering machinery - Google Patents
Counter weight device and engineering machinery Download PDFInfo
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- CN103047367A CN103047367A CN2012105809969A CN201210580996A CN103047367A CN 103047367 A CN103047367 A CN 103047367A CN 2012105809969 A CN2012105809969 A CN 2012105809969A CN 201210580996 A CN201210580996 A CN 201210580996A CN 103047367 A CN103047367 A CN 103047367A
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- cavity
- counter weight
- connecting tube
- weight device
- counterweight
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Abstract
The invention discloses a counter weight device and engineering machinery. The counter weight device comprises a counter weight body, at least two cavities which are mutually communicated are reserved in the counter weight body, an air inlet is arranged on the sidewall of each cavity, and counter weight bulk material is filled in at least one of the cavities. By filling the counter weight bulk material into the cavities and enabling the counter weight bulk material to shift among the cavities via pneumatic transmission, shift of gravity center of counter weight is realized. The counter weight device is needless of mechanical disassembling, and is simple in structure and easy to operate.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of counter weight device and engineering machinery.
Background technique
Rotary drilling rig has in engineering construction widely and uses as a kind of engineering machinery.Generally dispose counterweight on the rotary drilling rig, in rotary drilling rig when work, is to stablize its center of gravity.At present, the counterweight of rotary drilling rig is fixed, and after counterweight was installed, the position of centre of gravity of rotary drilling rig immobilized.Fast development along with economic construction, rotary drilling rig is also to the method for multiplexing, multi-functional future development, different engineering methods has different requirements to the center of gravity of rotary drilling rig, in the time need to adjusting the center of gravity of rotary drilling rig, can only adjust the mounting point of counterweight, because counterweight is generally heavier, not only move to get up to waste time and energy, and, the suitable space for its installation is also not necessarily arranged on the rotary drilling rig, so existing counterweight is difficult to satisfy the centre of gravity adjustment requirement of rotary drilling rig.
Summary of the invention
In view of this, the present invention proposes a kind of counter weight device and engineering machinery, the center of gravity of this counter weight device can be regulated.
An aspect the invention provides a kind of counter weight device, is used for engineering machinery, and this counter weight device comprises: the counterweight body; Wherein, offer at least two cavitys that are interconnected in the counterweight body, the sidewall of each cavity is provided with suction port, is filled with the counterweight bulk cargo at least one cavity.
Further, above-mentioned counter weight device also comprises the connecting tube that is arranged on the counterweight body exterior, is connected by connecting tube between each cavity, and the diameter of counterweight bulk cargo is less than the internal diameter of connecting tube.
Further, in the above-mentioned counter weight device, be provided with valve on each connecting tube.
Further, in the above-mentioned counter weight device, the cavity of offering in the counterweight body comprises the first cavity and the second cavity, and the sidewall of the first cavity and the second cavity is respectively arranged with the first suction port and the second suction port.
Further, in the above-mentioned counter weight device, connecting tube comprises the first connecting tube and the second connecting tube; Wherein, an end of the first connecting tube is connected with the first cavity, and the other end is connected with the second cavity, and the first suction port is arranged on the first connecting tube near an end of the first cavity; One end of the second connecting tube is connected with the first cavity, and the other end is connected with the second cavity, and the second suction port is arranged on the second connecting tube near an end of the second cavity.
Further, in the above-mentioned counter weight device, the bottom surface of the first cavity is an inclined-plane, and the end that an end of the second connecting tube and inclined-plane are lower is connected.
Further, in the above-mentioned counter weight device, the bottom surface of the second cavity is an inclined-plane, and the end that the other end of the first connecting tube and inclined-plane are lower is connected.
Further, in the above-mentioned counter weight device, the counterweight bulk cargo is shot.
Counter weight device among the present invention has adopted the mode of filling the counterweight bulk cargo in cavity, and by the strength conveying counterweight bulk cargo is shifted between cavity, thereby realizes the transfer of counterweight center of gravity; This counter weight device does not need the machinery dismounting, and is simple in structure, easy operating.
On the other hand, the invention allows for a kind of engineering machinery, this project mechanically is provided with above-mentioned any counter weight device.
Further, engineering machinery is rotary drilling rig.
Because counter weight device has above-mentioned effect, also has corresponding technique effect so have the engineering machinery of this counter weight device.
Description of drawings
The accompanying drawing that consists of a part of the present invention is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is counter weight device embodiment's of the present invention perspective view;
Fig. 2 is counter weight device embodiment's of the present invention plan view;
Fig. 3 is counter weight device embodiment's of the present invention plan view;
Fig. 4 is counter weight device embodiment's of the present invention side view.
Description of reference numerals:
1 counterweight body
11 first cavitys
111 first suction ports
12 second cavitys
121 second suction ports
2 counterweight bulk cargos
3 two-way valves
Embodiment
Need to prove that in the situation of not conflicting, embodiment and the feature among the embodiment among the present invention can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Referring to Fig. 1 to Fig. 4, there is shown the preferred embodiment of counter weight device of the present invention, this counter weight device is used for engineering machinery.As shown in the figure, this counter weight device comprises: counterweight body 1; Wherein, offer at least two cavitys that are interconnected in the counterweight body 1, the sidewall of each cavity is provided with suction port, is filled with counterweight bulk cargo 2 at least one cavity.
For example, be provided with the first cavity 11, the second cavity 12 and the 3rd cavity in the counterweight body 1, be connected by the third connecting pipeline between the first cavity 11 and the second cavity 12, be connected by the 4th connecting tube between the first cavity 11 and the 3rd cavity, be connected by the 5th connecting tube between the second cavity 12 and the 3rd cavity.Each connecting tube can be the connecting tube in the 1 interior processing of counterweight body, also can be for being arranged on the connecting tube of counterweight body 1 outside, the diameter of counterweight bulk cargo 2 is less than the internal diameter of each connecting tube, so that counterweight bulk cargo 2 can be mobile between each cavity along connecting tube.Preferably, the direction that moves in order to control counterweight bulk cargo 2 is provided with the valve (not shown) on each connecting tube.
The below to be being pre-charged with counterweight bulk cargo 2 as example in the first cavity, the center of gravity adjustment process of this counter weight device is described:
When in the first cavity 11, passing into pressurized air, with respect to the first cavity 11, form negative pressure in the second cavity 12 and the 3rd cavity, the counterweight bulk cargo is sucked in the second cavity 12 and the 3rd cavity, the center of gravity that makes this counter weight device shifts to a side at the second cavity 12 and the 3rd cavity place; Certainly, also can be with the valve closing on the 5th connecting tube between the first cavity 11 and the 3rd cavity, control counterweight bulk cargo is moved between the first cavity 11 and the second cavity 12.
In the present embodiment, by the gas flow that adjusting passes into the compressed-air actuated force value in the cavity and passes into, can control the weight of the Weighting filler that transfer occurs, and then control the variable quantity of the position of centre of gravity of this counter weight device, realize that many grades are regulated the counterweight position of centre of gravitys.
The present invention has adopted the mode of filling the counterweight bulk cargo in cavity, and by the strength conveying counterweight bulk cargo is shifted in cavity, thereby realizes the transfer of counterweight center of gravity; In addition, this counter weight device is simple in structure, easy operating.
The situation that the below offers two cavitys in the counterweight body 1 is as example, and the structure of this counter weight device is described in more detail.
As shown in the figure, the cavity of offering in the counterweight body 1 in this counter weight device comprises the first cavity 11 and the second cavity 12, the sidewall of the first cavity 11 and the second cavity 12 is respectively arranged with in the first suction port 111 and the second suction port 121, the first cavitys 11 and/or the second cavity 12 and is filled with counterweight bulk cargo 2.
Particularly, the first cavity 11 and the second cavity 12 are the cavity of two sealings, and the first suction port 111 is connected with the first cavity 11, and the second suction port 121 is connected by connecting tube with the second cavity 12, and this connecting tube can be pipe.Be filled with counterweight bulk cargo 2 in the first cavity 11, counterweight bulk cargo 2 can be shot, i.e. the steel ball of circular, oval or other shapes, certainly, the counterweight bulk cargo that also can make for other materials; For counterweight bulk cargo 2 can be shifted between the first cavity 11 and the second cavity 12, the diameter of counterweight bulk cargo 2 is less than the diameter of the connecting pipe between the first cavity 11 and the second cavity 12.
Need to prove: during implementation, can in the first cavity 11 and/or the second cavity 12, fill in advance according to actual needs counterweight bulk cargo 2, but counterweight bulk cargo 2 can not riddle two cavitys, so that counterweight bulk cargo 2 can move in two cavitys.
The adjustment process of this counter weight device center of gravity is: when passing into pressurized air by the first suction port 111 in the first cavity 11, with respect to the first cavity 11, the second cavity 12 interior formation negative pressure, shot is sucked in the second cavity 12, and the center of gravity that makes this counter weight device shifts to a side at the second cavity 12 places; In like manner, when passing into pressurized air by the second suction port 121 in the second cavity 12, shot also can be sucked back to the first cavity 11, and the center of gravity of this counter weight device is shifted to the first cavity 11 locations one side.
Can find out, pass into the compressed-air actuated force value in the first cavity 11 or the second cavity 12 and the gas flow that passes into by adjusting, can control the quantity of the shot that transfer occurs, and then control the variable quantity of the position of centre of gravity of this counter weight device, realize that many grades are regulated the counterweight position of centre of gravitys.
Continuation can find out that referring to Fig. 2, Fig. 3 in above-described embodiment, the connecting tube between the first cavity 11 and the second cavity 12 can be arranged on the outside of counterweight body 1, and the diameter of counterweight bulk cargo 2 is less than the internal diameter of this connecting tube.
Particularly, this connecting tube comprises the first connecting tube 21 and the second connecting tube 22.Wherein, an end of the first connecting tube 21 is connected with the first cavity 11, and the other end is connected with the second cavity 12, and the first suction port 111 is arranged on the first connecting tube 21 near an end of the first cavity 11; One end of the second connecting tube 22 is connected with the first cavity 11, and the other end is connected with the second cavity 12, and the second suction port 121 is arranged on the second connecting tube 22 near an end of the second cavity 12.
In the present embodiment, near an end of the first cavity 11 two-way valve 3 is installed at the first connecting tube 21, an end of two-way valve 3 is installed on the first connecting tube 21, and the other end is as the first suction port 111 of the first cavity 11.In like manner, the second suction port 121 also can be realized by two-way valve, does not hereby give unnecessary details.
When passing into pressurized air by the first suction port 111 in the first cavity 11, shot in the first cavity 11 enters in the second cavity 12 by the second connecting tube 22, when passing into pressurized air by the second suction port 121 in the second cavity 12, shot in the second cavity 12 enters in the first cavity 11 by the first connecting tube 21, to realize the adjusting to the counter weight device center of gravity.In order to make the shot in the first cavity 11 be easy to enter in the second connecting tube 22, the bottom surface of the first cavity 11 can be an inclined-plane, and the end that an end of the second connecting tube 22 and this inclined-plane are lower is connected, and shot slips in the second connecting tube 22 along this inclined-plane.In like manner, be easy to enter in the first connecting tube 21 in order to make the shot in the second cavity 12, the bottom surface of the second cavity 12 also can be an inclined-plane, and the end that the other end of the first connecting tube 21 and this inclined-plane are lower is connected.
Can find out by above-described embodiment, the present invention offers at least two cavitys that are interconnected in the counterweight body, and in cavity, fill the counterweight bulk cargo, carry by strength the counterweight bulk cargo is moved in two cavitys, to change the center of gravity of this counter weight device.
The invention allows for a kind of engineering machinery, rotary drilling rig for example, this project mechanically is provided with above-mentioned any counter weight device.Wherein, the specific implementation process of counter weight device gets final product with reference to above-mentioned explanation, and the present invention does not repeat them here.
Because counter weight device has above-mentioned effect, also has corresponding technique effect so have the engineering machinery of this counter weight device.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a counter weight device is used for engineering machinery, it is characterized in that this counter weight device comprises: counterweight body (1); Wherein,
Offer at least two cavitys that are interconnected in the described counterweight body (1), the sidewall of each described cavity is provided with suction port, is filled with counterweight bulk cargo (2) at least one described cavity.
2. counter weight device according to claim 1, it is characterized in that, comprise also being arranged on the outside connecting tube of described counterweight body (1) that be connected by described connecting tube between described each cavity, the diameter of described counterweight bulk cargo (2) is less than the internal diameter of described connecting tube.
3. counter weight device according to claim 2 is characterized in that, is provided with valve on each described connecting tube.
4. counter weight device according to claim 2, it is characterized in that, the cavity of offering in the described counterweight body (1) comprises the first cavity (11) and the second cavity (12), and the sidewall of described the first cavity (11) and described the second cavity (12) is respectively arranged with the first suction port (111) and the second suction port (121).
5. counter weight device according to claim 4 is characterized in that, described connecting tube comprises the first connecting tube (21) and the second connecting tube (22); Wherein,
One end of described the first connecting tube (21) is connected with described the first cavity (11), the other end is connected with described the second cavity (12), and described the first suction port (111) is arranged on described the first connecting tube (21) near an end of described the first cavity (11);
One end of described the second connecting tube (22) is connected with described the first cavity (11), the other end is connected with described the second cavity (12), and described the second suction port (121) is arranged on described the second connecting tube (22) near an end of described the second cavity (12).
6. counter weight device according to claim 5 is characterized in that, the bottom surface of described the first cavity (11) is an inclined-plane, and the end that an end of described the second connecting tube (22) and described inclined-plane are lower is connected.
7. counter weight device according to claim 5 is characterized in that, the bottom surface of described the second cavity (12) is an inclined-plane, and the end that the other end of described the first connecting tube (21) and described inclined-plane are lower is connected.
8. each described counter weight device in 7 according to claim 1 is characterized in that described counterweight bulk cargo (2) is shot.
9. an engineering machinery is characterized in that, is provided with each described counter weight device in the claim 1 to 8 on the described engineering machinery.
10. engineering machinery according to claim 9 is characterized in that, described engineering machinery is rotary drilling rig.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210580996.9A CN103047367B (en) | 2012-12-27 | 2012-12-27 | Counter weight device and engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210580996.9A CN103047367B (en) | 2012-12-27 | 2012-12-27 | Counter weight device and engineering machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103047367A true CN103047367A (en) | 2013-04-17 |
| CN103047367B CN103047367B (en) | 2015-05-13 |
Family
ID=48060136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210580996.9A Expired - Fee Related CN103047367B (en) | 2012-12-27 | 2012-12-27 | Counter weight device and engineering machinery |
Country Status (1)
| Country | Link |
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| CN (1) | CN103047367B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470687A (en) * | 2013-09-26 | 2013-12-25 | 徐州重型机械有限公司 | Perfusion counterweight device |
| CN108301763A (en) * | 2017-12-29 | 2018-07-20 | 重庆邦略投资有限公司 | A kind of rotary drilling rig with automatic counterweight apparatus |
| CN108301764A (en) * | 2017-12-29 | 2018-07-20 | 重庆邦略投资有限公司 | A kind of rotary drilling rig of automatic weighing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US2224241A (en) * | 1938-02-28 | 1940-12-10 | Verdier John Lafayette | Rotary extractor |
| CN2818429Y (en) * | 2005-07-07 | 2006-09-20 | 高峰 | Convenient crane |
| CN1958968A (en) * | 2006-11-23 | 2007-05-09 | 邓长峰 | Multifunctional pile driver |
| CN201695955U (en) * | 2010-02-09 | 2011-01-05 | 杭州杭重威施诺机械科技有限公司 | Counter weight and rotary drilling rig provided with same |
| CN201857227U (en) * | 2010-03-16 | 2011-06-08 | 张兴汉 | Tower crane |
| CN102094597A (en) * | 2010-12-05 | 2011-06-15 | 邱兵 | Automatic balance adjustment device for pumping unit by utilizing liquid counterweight rider |
| CN202245847U (en) * | 2011-09-21 | 2012-05-30 | 三一重工股份有限公司 | Counterweight device and engineering machine |
-
2012
- 2012-12-27 CN CN201210580996.9A patent/CN103047367B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2224241A (en) * | 1938-02-28 | 1940-12-10 | Verdier John Lafayette | Rotary extractor |
| CN2818429Y (en) * | 2005-07-07 | 2006-09-20 | 高峰 | Convenient crane |
| CN1958968A (en) * | 2006-11-23 | 2007-05-09 | 邓长峰 | Multifunctional pile driver |
| CN201695955U (en) * | 2010-02-09 | 2011-01-05 | 杭州杭重威施诺机械科技有限公司 | Counter weight and rotary drilling rig provided with same |
| CN201857227U (en) * | 2010-03-16 | 2011-06-08 | 张兴汉 | Tower crane |
| CN102094597A (en) * | 2010-12-05 | 2011-06-15 | 邱兵 | Automatic balance adjustment device for pumping unit by utilizing liquid counterweight rider |
| CN202245847U (en) * | 2011-09-21 | 2012-05-30 | 三一重工股份有限公司 | Counterweight device and engineering machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470687A (en) * | 2013-09-26 | 2013-12-25 | 徐州重型机械有限公司 | Perfusion counterweight device |
| CN103470687B (en) * | 2013-09-26 | 2015-11-25 | 徐州重型机械有限公司 | Perfusion weight-balancing device |
| CN108301763A (en) * | 2017-12-29 | 2018-07-20 | 重庆邦略投资有限公司 | A kind of rotary drilling rig with automatic counterweight apparatus |
| CN108301764A (en) * | 2017-12-29 | 2018-07-20 | 重庆邦略投资有限公司 | A kind of rotary drilling rig of automatic weighing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103047367B (en) | 2015-05-13 |
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Effective date of registration: 20180918 Address after: 102200 3 floor, 6 building, 8 North Road, Huilongguan Town, Changping District, Beijing Patentee after: Beijing 31 wisdom Manufacturing Technology Co., Ltd. Address before: 410100 31 industrial city, Changsha economic and Technological Development Zone, Hunan Patentee before: Sanyi Heavy Industry Co., Ltd. |
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| 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: 20150513 Termination date: 20201227 |