CN1296575C - Engineering machinery counter weight - Google Patents

Engineering machinery counter weight Download PDF

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Publication number
CN1296575C
CN1296575C CNB2005100678824A CN200510067882A CN1296575C CN 1296575 C CN1296575 C CN 1296575C CN B2005100678824 A CNB2005100678824 A CN B2005100678824A CN 200510067882 A CN200510067882 A CN 200510067882A CN 1296575 C CN1296575 C CN 1296575C
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China
Prior art keywords
balance weight
counterweight
reinforced plastic
weight
engineering machinery
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Application number
CNB2005100678824A
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Chinese (zh)
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CN1718945A (en
Inventor
夏咸仁
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夏咸仁
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Priority to CNB2005100678824A priority Critical patent/CN1296575C/en
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Publication of CN1296575C publication Critical patent/CN1296575C/en
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Abstract

The present invention relates to an engineering mechanical balance weight which is provided with a fiberglass reinforced plastic tank body and a balance weight body which is filled in the tank body, wherein a metal reinforced component is arranged in the wall of the fiberglass reinforced plastic tank body; the balance weight body can be concrete with reinforcing steel frames, can be a cured body which is provided with reinforcing steel frames added with cement and sand, or iron ores or pig iron blocks or waste steel, and can also be a cured body which is formed by adding the different combination of iron ore, pig iron blocks and waste steel to cement and sand, so the purpose of matching different weight is obtained. The fiberglass reinforced plastic tank body of the present invention has good toughness and mechanical strength, and can completely replace cast iron balance weight and steel plate tank body balance weight. As the fiberglass reinforced plastic tank body is used, steel consumption is saved, and the cost is reduced. Meanwhile, the fiberglass reinforced plastic tank body has simple and convenient appearance design, and is easily matched with shapes required by engineering machine devices. In addition, the fiberglass reinforced plastic tank body has the advantages of corrosion resistance, smooth surface, painting saving and long service life, so the use and maintenance cost is further saved.

Description

Engineering machinery counter weight

Technical field

The present invention relates to a kind of engineering machinery counter weight.

Background technology

On engineering machinery such as counter weight type loader, fork truck, road roller, excavator, crane and tower crane, need to be equipped with counterweight, employed counterweight or the counterweight that adopts pig iron casting to form on the above-mentioned engineering machinery; Or by casing be arranged on counterweight in the casing and fill the counterweight that material is formed.Chinese patent application number is that a kind of engineering machinery weight counterbalance block of introducing in 95110504.3 the application for a patent for invention prospectus promptly is the latter.In above-mentioned manual, do not mention the content of counterweight casing, but known to the counterweight casing all be to be welded by steel plate, so that two kinds of above-mentioned counterweights consume on iron and steel is more, not only cost height and corrosion-vulnerable again.

Summary of the invention

The purpose of this invention is to provide and a kind ofly can reduce iron and steel consumption and corrosion resistant engineering machinery counter weight.

For achieving the above object, the present invention has casing and is filled in the interior balance weight body of casing, and casing is the glass fiber reinforced plastic casing; In the wall of described glass fiber reinforced plastic casing metal reinforcement is set; Described balance weight body can be the concrete with steel bar framework.

Described balance weight body also can be to have steel bar framework and by cement and yellow ground or add iron ore or add pig or add the firming body of scrap iron and steel, also can be the firming body that adds iron ore, pig, scrap iron and steel various combination by cement and yellow ground again, to reach the counterweight of vary in weight.

In above-mentioned counterweight, be provided with 2 to 4 with balance weight body pouring all-in-one-piece lifting inserts, lifting inserts or by watering that the metal connecting piece that is filled in the balance weight body links to each other with metal reinforcement in the glass fiber reinforced plastic box body wall or being connected with reinforcing bar in the balance weight body.

On above-mentioned counterweight, be provided with 2 to 6 installing holes, in described installing hole, be provided with and balance weight body pouring all-in-one-piece reinforcing pipe; Above-mentioned reinforcing pipe links to each other with metal reinforcement in the glass fiber reinforced plastic box body wall; And above-mentioned reinforcing pipe also is connected with steel bar framework in the balance weight body, or is filled in the balance weight body and the connector that links to each other with steel bar framework is connected with watering.

On above-mentioned counterweight, be provided with opening and be arranged on towing pad on the leading flank, on the counterweight and the upper and lower that is in towing pad respectively be provided with draw pin openings; Be provided with in the described upper and lower draw pin openings and balance weight body pouring all-in-one-piece reinforcing pipe, reinforcing pipe all links to each other with metal reinforcement in the glass fiber reinforced plastic box body wall.

The both sides, rear portion of above-mentioned counterweight are provided with the battery case that opening makes progress, and the notch of battery case is provided with lid.

The front portion of above-mentioned counterweight is provided with the illumination lamp hole.

Technique scheme of the present invention has following good effect compared to existing technology: (1) the present invention adopts glass fiber reinforced plastic to make casing and balance weight body constitutes the counterweight of one, thereby has saved steel consumption significantly, has reduced cost; (2) counterweight of the present invention has good toughness and mechanical strength, can satisfy the instructions for use of counterweight fully, and the glass fiber reinforced plastic casing is corrosion-resistant, and the surface coating clothing can be in order to avoid paint long service life.Glass fiber reinforced plastic casing shape-designing simultaneously is simple and convenient, suitable complex model, and reach higher precision and fineness.Easily and the required moulding of engineering machinery device match, safeguard simple and conveniently, further saved the cost of operation and maintenance.(3) be provided with metal reinforcement in the casing, the reinforcing bar of the steel concrete in reinforcement and the balance weight body combines, and has increased counterweight intensity, makes the present invention have good antidetonation and anti-collision performance.(4) can in the present invention, place battery and installation illuminating lamp, realized the variation of counterweight function, make the position of illuminating lamp of engineering machinery more reasonable, and utilize the part of battery, save the manufacturing of the battery casing on the engineering machinery of using this proportioning as counterweight.

Description of drawings

Fig. 1 is the three-dimensional view of the embodiment of the invention 1.

Fig. 2 is the front view of Fig. 1.

Fig. 3 is the rear elevation of Fig. 1.

Fig. 4 is the upward view of Fig. 1.

Fig. 5 is the vertical view of Fig. 1.

Fig. 6 is the A-A sectional view of Fig. 4.

Fig. 7 is the B-B sectional view of Fig. 4.

Fig. 8 is the three-dimensional view of embodiment 2.

Fig. 9 is the front view of Fig. 8.

Figure 10 is the rear elevation of Fig. 8.

Figure 11 is the upward view of Fig. 8.

Figure 12 is the vertical view of Fig. 8.

Figure 13 is the B-B sectional view of Figure 12.

Figure 14 is the C-C sectional view of Figure 12.

The specific embodiment

Embodiment 1

See that the engineering machinery counter weight shown in Fig. 1~7 has in-line glass fiber reinforced plastic casing 1 and is filled in casing] in balance weight body 2, in glass fiber reinforced plastic casing 1 wall metal reinforcement 31 is set.Metal reinforcement 31 can be a frame construction, all is provided with metal reinforcement 31 in each wall such as the case roof of glass fiber reinforced plastic casing 1, case diapire, case front side wall, also can only be provided with metal reinforcement 31 in case roof, case diapire.Described balance weight body 2 can be the concrete with steel bar framework 32, and the proportion of this balance weight body 2 is less.Described balance weight body 2 also can be to have steel bar framework 32 and by cement and yellow ground or add iron ore or add pig or add the firming body of scrap iron and steel, also can be the firming body that is added various combination in iron ore, pig, the scrap iron and steel by cement and yellow ground again.For example add a certain amount of pig and a certain amount of scrap iron and steel in by cement and yellow ground again, the proportion of this balance weight body 2 is bigger.Because the proportion difference of iron ore, pig, scrap iron and steel, can be by selecting to add iron ore, pig, scrap iron and steel, make counterweight be issued to the requirement of Different Weight in same appearance and size, satisfy of the requirement of the product of different size model to tolerance.

Be provided with 2~6 installing holes on counterweight, present embodiment is provided with 4 installing holes 4.Installing hole is a shoulder hole 4, be provided with in the installing hole and the metal reinforced pipe 41 of balance weight body 2 pouring all-in-one-pieces, metal reinforced pipe 41 links to each other with metal reinforcement 31 in glass fiber reinforced plastic casing 1 wall, and or be connected, or be filled in the balance weight body 2 and the connector 33 that links to each other with steel bar framework 32 is connected with watering with steel bar framework 32 in the balance weight body 2.The metal reinforced pipe 41 of present embodiment links to each other with metal reinforcement 31 in glass fiber reinforced plastic casing 1 wall, also is filled in the balance weight body 2 and the connector 33 that links to each other with reinforcing bar 32 is connected (see figure 6) with watering.Counterweight is passed metal reinforced pipe 41 by bolt and is connected with the body of engineering machinery.

By the position of counterweight center of gravity, on counterweight, be provided with and 2 to 4 liftings of balance weight body 2 pouring all-in-one-pieces inserts 5.Described lifting inserts 5 is by watering the metal connecting piece 33 that is filled in the balance weight body 2 and link to each other with metal reinforcement 31 in glass fiber reinforced plastic casing 1 wall or being connected with steel bar framework 32 in the balance weight body 2, to guarantee the supporting capacity of lifting inserts 5, prevent counterweight when lifting, lifting inserts 5 breaks away from from counterweight.Present embodiment is provided with 2 lifting inserts 5, hangs inserts 5 by metal, rod-shaped connector 33 (see figure 7) that links to each other with metal reinforcement 31 at the bottom of glass fiber reinforced plastic casing 1 wall.The lifting inserts 5 of embodiment has the axial thread hole, plays hanging piece and is threaded with lifting inserts 5.Lifting inserts 5 also can be the metalwork of Ω shape, plays hanging piece and is connected with Ω shape metalwork by rope.

Be arranged on towing pad 73 on the leading flank being provided with opening on the counterweight, on the counterweight and the upper and lower that is in towing pad 73 respectively be provided with draw pin openings 71,72; Be provided with in the described upper and lower draw pin openings 71,72 and balance weight body 2 pouring all-in-one-piece reinforcing pipes 74,75 (referring to Figure 14).Reinforcing pipe 74,75 all links to each other with metal reinforcement 31 in glass fiber reinforced plastic casing 1 wall, when traction, holds pull rope by the towing pins in the upper and lower draw pin openings 71,72.

Counterweight adds man-hour in making, and first prefabricated metal member, described hardware comprise metal reinforcement 31, steel bar in reinforced concrete 32 and the metal connecting piece 33 of inserting in glass fiber reinforced plastic casing 1 wall; In mould, paste earlier the blank of glass fiber reinforced plastic casing, above-mentioned hardware is put into the blank of casing, continue to paste casing, metal reinforcement 31 is placed in casing 1 wall, after treating casing 1 sclerosis, proportion in casing the placing of concrete required according to counterweight for satisfying the proportion requirement of counterweight, put into an amount of iron ore, pig or scrap iron and steel in placing of concrete.

Embodiment 2

See Fig. 8~14, the engineering machinery counter weight of present embodiment is basic identical with embodiment 1 described counterweight, difference is that the glass fiber reinforced plastic casing 1 of the counterweight of present embodiment is a U-shaped, is provided with in the both sides of U-shaped casing 1 to be used to place the battery case 6 of mechanical engineering with battery; At U-shaped casing 1 front end and the battery case 6 corresponding illuminating lamp holders 61 that are provided with, be provided with through wires hole 62 between illuminating lamp holder 61 and the battery case 6; Be provided with cell through lid 63 in battery case 6 upper ends.

2 of present embodiment lifting inserts 5 are arranged on the bottom surface of battery case 6 of both sides of U-shaped casing 1.Because counterweight is a U-shaped, for guaranteeing counterweight and the engineering machinery body connectivity robustness that this counterweight is installed, be respectively equipped with contiguous block 8 in U-shaped casing 1 rear inside, contiguous block 8 is provided with locating hole 81, is connected by bolt between contiguous block 8 and the engineering machinery body that this counterweight is installed.

Claims (7)

1, a kind of engineering machinery counter weight is characterized in that: counterweight has casing (1) and is filled in the interior balance weight body (2) of casing (1), and casing (1) is the glass fiber reinforced plastic casing; Metal reinforcement (31) is set in the wall of described glass fiber reinforced plastic casing (1); Described balance weight body (2) is for having the concrete of steel bar framework (32).
2, engineering machinery counter weight according to claim 1, it is characterized in that: described balance weight body (2) is for having steel bar framework (32) and by cement and yellow ground or add iron ore or add pig or add the firming body of scrap iron and steel, also can be the firming body that adds iron ore, pig, scrap iron and steel various combination by cement and yellow ground again, to reach the counterweight of vary in weight.
3, engineering machinery counter weight according to claim 1 and 2, it is characterized in that: in counterweight, be provided with 2 to 4 with balance weight body (2) pouring all-in-one-piece lifting inserts (5), lifting inserts (5) or by watering that the metal connecting piece (33) that is filled in the balance weight body (2) links to each other with metal reinforcement (31) in glass fiber reinforced plastic casing (1) wall or being connected with the interior reinforcing bar (32) of balance weight body (2).
4, engineering machinery counter weight according to claim 3 is characterized in that: be provided with 2 to 6 installing holes on counterweight, be provided with in described installing hole and balance weight body (2) pouring all-in-one-piece reinforcing pipe (41); Metal reinforcement (31) in above-mentioned reinforcing pipe (41) and glass fiber reinforced plastic casing (1) wall links to each other; And above-mentioned reinforcing pipe (41) also is connected with steel bar framework (32) in the balance weight body (2), or is filled in the balance weight body (2) and the connector (33) that links to each other with steel bar framework (32) is connected with watering.
5, engineering machinery counter weight according to claim 4 is characterized in that: be arranged on towing pad (73) on the leading flank being provided with opening on the counterweight, on the counterweight and the upper and lower that is in towing pad (73) respectively be provided with draw pin openings (71,72); Be provided with in the described upper and lower draw pin openings (71,72) and balance weight body (2) pouring all-in-one-piece reinforcing pipe (74,75), reinforcing pipe (74,75) all links to each other with the interior metal reinforcement (31) of glass fiber reinforced plastic casing (1) wall.
6, engineering machinery counter weight according to claim 5 is characterized in that: the both sides, rear portion of counterweight are provided with the battery case (6) that opening makes progress, and the notch of battery case (6) is provided with lid (63).
7, engineering machinery counter weight according to claim 6 is characterized in that: the front portion of counterweight is provided with illumination lamp hole (61).
CNB2005100678824A 2005-04-29 2005-04-29 Engineering machinery counter weight CN1296575C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2005100678824A CN1296575C (en) 2005-04-29 2005-04-29 Engineering machinery counter weight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2005100678824A CN1296575C (en) 2005-04-29 2005-04-29 Engineering machinery counter weight

Publications (2)

Publication Number Publication Date
CN1718945A CN1718945A (en) 2006-01-11
CN1296575C true CN1296575C (en) 2007-01-24

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Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100457595C (en) * 2006-06-05 2009-02-04 李长文 Lift counterbalance block and producing method
CN101482219B (en) * 2008-09-09 2014-05-14 夏咸仁 Counterbalance weight of engineering machinery
JP5420595B2 (en) * 2011-06-27 2014-02-19 日立建機株式会社 Construction machinery
CN102633210B (en) * 2012-01-16 2015-11-25 林德(中国)叉车有限公司 Forklift counterbalanced weight and processing technology
US9702114B2 (en) * 2012-04-03 2017-07-11 Harnischfeger Technologies, Inc. Counterweight system for an industrial machine
CN102733438B (en) * 2012-06-29 2015-08-26 中联重科股份有限公司渭南分公司 For counterweight and the hybrid power engineering machinery of hybrid power engineering machinery
CN103015481A (en) * 2012-12-28 2013-04-03 安徽昌永得机械有限公司 Loader counterweight and preparation method thereof
CN103061370A (en) * 2013-02-07 2013-04-24 江苏南铸科技股份有限公司 Novel engineering machinery cement counterweight
CN103774710A (en) * 2013-12-31 2014-05-07 江苏南铸科技股份有限公司 Excavator counter weight
JP6497737B2 (en) * 2015-06-18 2019-04-10 キャタピラー エス エー アール エル Counterweight support structure in construction machinery

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1042739A (en) * 1988-11-16 1990-06-06 刘仁志 Electroplated glass fiber reinforced plastics
US5462309A (en) * 1994-05-20 1995-10-31 Caterpillar Inc. Stackable counterweight arrangement
JPH08199630A (en) * 1995-01-20 1996-08-06 Hitachi Constr Mach Co Ltd Counter weight for construction machine
CN1523170A (en) * 2003-02-04 2004-08-25 株式会社小松制作所 Balance weight
CN2797323Y (en) * 2005-04-29 2006-07-19 夏咸仁 Engineering mechanical balance weight

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1042739A (en) * 1988-11-16 1990-06-06 刘仁志 Electroplated glass fiber reinforced plastics
US5462309A (en) * 1994-05-20 1995-10-31 Caterpillar Inc. Stackable counterweight arrangement
JPH08199630A (en) * 1995-01-20 1996-08-06 Hitachi Constr Mach Co Ltd Counter weight for construction machine
CN1523170A (en) * 2003-02-04 2004-08-25 株式会社小松制作所 Balance weight
CN2797323Y (en) * 2005-04-29 2006-07-19 夏咸仁 Engineering mechanical balance weight

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