CN110835059A - Crawler crane arm head assembly - Google Patents
Crawler crane arm head assembly Download PDFInfo
- Publication number
- CN110835059A CN110835059A CN201911147541.6A CN201911147541A CN110835059A CN 110835059 A CN110835059 A CN 110835059A CN 201911147541 A CN201911147541 A CN 201911147541A CN 110835059 A CN110835059 A CN 110835059A
- Authority
- CN
- China
- Prior art keywords
- pulley block
- frame
- crawler crane
- head assembly
- wire rope
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 239000010687 lubricating oil Substances 0.000 claims abstract description 19
- 238000005192 partition Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N11/00—Arrangements for supplying grease from a stationary reservoir or the equivalent in or on the machine or member to be lubricated; Grease cups
- F16N11/06—Weight-loaded devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a crawler crane jib head assembly which comprises a first pulley block and a second pulley block, wherein a hoisting steel wire rope is wound on the first pulley block, the second pulley block is wound at the bottom of the hoisting steel wire rope, a first pulley block frame is wrapped on the periphery of the first pulley block, and a second pulley block frame is wrapped on the periphery of the second pulley block. Has the advantages that: according to the invention, the hairbrush and the drip lubricating oil tank are arranged, so that the hoisting steel wire rope, the pulley block I and the pulley block II can be lubricated and cooled by lubricating oil, the situation that the local temperature is high and the device is damaged is avoided, and the safe operation of the rotating device is facilitated.
Description
Technical Field
The invention relates to the technical field of crawler cranes, in particular to a crawler crane jib head assembly.
Background
A crawler crane is a self-propelled crane for high-rise building construction. The crane is a movable arm rotating crane which runs by using a crawler. The crawler belt has large grounding area, good trafficability characteristic and strong adaptability, can travel with load, and is suitable for hoisting operation of building sites. Can do various operations such as digging, ramming and piling. However, the long-distance transfer construction site needs other vehicles for carrying due to the slow walking speed.
The boom of the existing crane is lack of lubricating and cooling components, so that the equipment is damaged by heat generated by friction of a steel wire rope, and the safe operation of the device is not facilitated.
Disclosure of Invention
Technical problem to be solved
In order to overcome the defects in the prior art, the crawler crane jib head assembly is provided, and the problems that lubricating and cooling parts are lacked in the construction of a jib of the existing crane, so that equipment is damaged by heat generated by friction of a steel wire rope, and the safety operation of the device is not facilitated are solved.
(II) technical scheme
The invention is realized by the following technical scheme: the invention provides a crawler crane jib head assembly which comprises a first pulley block and a second pulley block, wherein a hoisting steel wire rope is wound on the first pulley block, the second pulley block is wound at the bottom of the hoisting steel wire rope, a first pulley block frame is wrapped on the periphery of the first pulley block, and a second pulley block frame is wrapped on the periphery of the second pulley block.
Furthermore, a partition plate is formed between the pulley block frame I and the pulley block I, and a brush is inserted into the pulley block frame I right above the pulley block I.
By adopting the technical scheme, the brush is made of hard materials and is friction-resistant.
Furthermore, a dripping lubricating oil tank is clamped and pressed in the pulley block frame, and the brush is connected with the dripping lubricating oil tank through a clamping groove.
By adopting the technical scheme, the dripping speed of the lubricating oil of the dripping lubricating oil tank is low, and the lubricating oil is prevented from polluting equipment and the surrounding environment.
Furthermore, a connecting plate is welded on the pulley block frame I, close to the partition plate, and a fixing rod is welded at the top of the connecting plate.
By adopting the technical scheme, the connecting plate and the fixing rod are both used for connecting the pulley block frame I.
Furthermore, a wire rewinding device is nested on the lifting rope, and one end of the lifting rope is connected with a lifting hook in a sliding mode. .
Furthermore, a hook hanging frame is welded at the bottom of the pulley block frame II, and a lifting hook is fixed at the bottom of the hook hanging frame through a bolt.
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
in order to solve the problems that lubricating and cooling parts are lacked in the construction of a crane boom of an existing crane, so that equipment is damaged by heat generated by friction of a steel wire rope, and safe operation of the crane boom is not facilitated, the crane boom is provided with the hairbrush and the drip lubrication oil tank, so that the crane boom can lubricate and cool the crane steel wire rope, the pulley block I and the pulley block II through lubricating oil, local temperature is prevented from being high, the crane boom damages the device, and safe operation of the crane boom is facilitated.
Drawings
FIG. 1 is a front view of a first sheave block assembly of a crawler crane jib head assembly according to the present disclosure;
FIG. 2 is a perspective view of a hook in a crawler crane jib head assembly according to the present invention;
FIG. 3 is a schematic view of the connection relationship between a dripping oil tank and a brush in a crawler crane boom assembly according to the present invention.
The reference numerals are explained below:
1. a wire rope roller; 2. a fixing plate; 3. fixing the rod; 4. a first pulley block frame; 5. a connecting plate; 6. a first pulley block; 7. a partition plate; 8. a second pulley block; 9. a hook; 10. a hook frame; 11. a second pulley block frame; 12. a hoisting wire rope; 13. a brush; 14. and (4) dripping a lubricating oil tank.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-3, the jib head assembly of the crawler crane in this embodiment includes a first pulley block 6 and a second pulley block 8, a hoisting steel cable 12 is wound on the first pulley block 6, the second pulley block 8 is wound around the bottom of the hoisting steel cable 12, the first pulley block 4 is wrapped around the first pulley block 6, and the second pulley block 11 is wrapped around the second pulley block 8.
A partition plate 7 is formed between the pulley block frame I4 and the pulley block I6, a hairbrush 13 is inserted into the pulley block frame I4 right above the pulley block I6, and the hairbrush 13 is made of a hard material and is friction-resistant.
A dripping lubricating oil tank 14 is clamped and pressed in the pulley block frame I4, the brush 13 is connected with the dripping lubricating oil tank 14 through a clamping groove, the dripping speed of lubricating oil of the dripping lubricating oil tank 14 is low, and lubricating oil is prevented from polluting equipment and the surrounding environment of the equipment.
A connecting plate 5 is welded on the pulley block frame I4 close to the partition plate 7, a fixed rod 3 is welded at the top of the connecting plate 5, and the connecting plate 5 and the fixed rod 3 are both used for being connected with the pulley block frame I4.
The lifting rope is nested with a wire-rewinding device, and one end of the lifting rope is connected with a lifting hook 9 in a sliding manner.
The bottom of the pulley block frame II 11 is welded with a hook frame 10, and the bottom of the hook frame 10 is fixed with a hook 9 through a bolt.
The specific implementation process of this embodiment is as follows: when the crawler crane works, the pulley block frame I4 is fixed at the end of a crane boom, the hoisting steel wire rope 12 is wound on the pulley block I6 and the pulley block II 8 in a connection mode of maximum hoisting capacity, finally, the hoisting steel wire rope 12 is wound on the steel wire rope roller 1 for a circle and then is connected to a winch structure at the bottom, the installation can be finished, after the hoisting steel wire rope 12 is rubbed on the first pulley block 6 and the second pulley block 8 for a long time, a large amount of heat is generated, the brush 13 at the top of the hoisting pulley block I6 slowly leaks lubricating oil from the lubricating oil tank 14, the lubricating oil is smeared on the hoisting steel wire rope 12, the lubricating and cooling functions can be realized on the first pulley block 6, when the hoisting steel wire rope 12 passes through the second pulley block 8, the pulley block II 8 is lubricated and cooled, so that the phenomenon that the device is damaged due to high local temperature is avoided, and the safe operation of the rotating device is facilitated.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (6)
1. The utility model provides a crawler crane arm head subassembly which characterized in that: the hoisting device comprises a first pulley block (6) and a second pulley block (8), wherein a hoisting steel wire rope (12) is wound on the first pulley block (6), the second pulley block (8) is wound at the bottom of the hoisting steel wire rope (12), a first pulley block frame (4) is wrapped on the periphery of the first pulley block (6), and a second pulley block frame (11) is wrapped on the periphery of the second pulley block (8).
2. A crawler crane jib head assembly according to claim 1 wherein: a partition plate (7) is formed between the pulley block frame I (4) and the pulley block I (6), and a brush (13) is inserted into the pulley block frame I (4) right above the pulley block I (6).
3. A crawler crane jib head assembly according to claim 2 wherein: the pulley block frame I (4) is internally clamped and pressed with a drip lubricating oil tank (14), and the brush (13) is connected with the drip lubricating oil tank (14) through a clamping groove.
4. A crawler crane jib head assembly according to claim 3 wherein: the pulley block frame I (4) is welded with a connecting plate (5) at a position close to the partition plate (7), and the top of the connecting plate (5) is welded with a fixing rod (3).
5. The crawler crane jib head assembly of claim 4 wherein: the fixed rod (3) is nested with the fixed plate (2), and the top end of the fixed plate (2) is rotatably connected with the steel wire rope roller (1) through a bearing.
6. A crawler crane jib head assembly according to claim 5 wherein: and a hook frame (10) is welded at the bottom of the pulley block frame II (11), and a hook (9) is fixed at the bottom of the hook frame (10) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911147541.6A CN110835059A (en) | 2019-11-21 | 2019-11-21 | Crawler crane arm head assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911147541.6A CN110835059A (en) | 2019-11-21 | 2019-11-21 | Crawler crane arm head assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110835059A true CN110835059A (en) | 2020-02-25 |
Family
ID=69576918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911147541.6A Pending CN110835059A (en) | 2019-11-21 | 2019-11-21 | Crawler crane arm head assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110835059A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111689368A (en) * | 2020-06-23 | 2020-09-22 | 芜湖天达重工有限公司 | Large-scale steel construction lifting rope anti-drop transfer equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005075576A (en) * | 2003-09-01 | 2005-03-24 | Aichi Corp | Greasing device of telescopic boom |
| CN202953725U (en) * | 2012-10-23 | 2013-05-29 | 福建天起港口机械有限公司 | Lifting jack hoisting mechanism capable of automatically oiling |
| CN203428809U (en) * | 2013-08-22 | 2014-02-12 | 徐州重型机械有限公司 | Crane and cargo boom thereof |
| CN203529846U (en) * | 2013-11-18 | 2014-04-09 | 吕建刚 | Winding type elevator for mines |
| CN107289270A (en) * | 2017-08-24 | 2017-10-24 | 芜湖市长江起重设备制造有限公司 | A kind of bridge crane wire rope fiction drive aid |
-
2019
- 2019-11-21 CN CN201911147541.6A patent/CN110835059A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005075576A (en) * | 2003-09-01 | 2005-03-24 | Aichi Corp | Greasing device of telescopic boom |
| CN202953725U (en) * | 2012-10-23 | 2013-05-29 | 福建天起港口机械有限公司 | Lifting jack hoisting mechanism capable of automatically oiling |
| CN203428809U (en) * | 2013-08-22 | 2014-02-12 | 徐州重型机械有限公司 | Crane and cargo boom thereof |
| CN203529846U (en) * | 2013-11-18 | 2014-04-09 | 吕建刚 | Winding type elevator for mines |
| CN107289270A (en) * | 2017-08-24 | 2017-10-24 | 芜湖市长江起重设备制造有限公司 | A kind of bridge crane wire rope fiction drive aid |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111689368A (en) * | 2020-06-23 | 2020-09-22 | 芜湖天达重工有限公司 | Large-scale steel construction lifting rope anti-drop transfer equipment |
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