CN207584344U - A kind of construction crane - Google Patents

Abstract

The utility model is related to technical field of buildings, and disclose a kind of construction crane, including pulley blocks, oil filling pipe there are three being fixedly connected at the top of pulley blocks, three one end of oil filling pipe far from pulley blocks are fixedly connected with flowline by three-way pipe, fluid reservoir is fixedly connected at the top of flowline, solenoid valve is fixedly connected in the middle part of flowline, the top of fluid reservoir is fixedly connected with oil well pump by oil exit pipe, oil well pump is fixedly connected with oil guide pipe by oil pick-up tube, oil guide pipe is connected to the middle part of pulley blocks bottom, and filter core is connected in the middle part of oil guide pipe.The utility model is by controlling solenoid valve that the lubricating oil in fluid reservoir is made to import oil filling pipe through flowline, oil filling pipe is facilitated to be added lubricating oil to the pulley in pulley blocks, have without the advantages of manually addition lubricating oil can add lubricant to pulley blocks, facilitated by oil pick-up tube and the lubricating oil that oil guide pipe is collected is caused into fluid reservoir through pumping of pumping, facilitated and lubricating oil is recycled.

Description

A kind of construction crane

Technical field

The utility model is related to technical field of buildings, specially a kind of construction crane.

Background technology

Derrick crane abbreviation tower crane, also known as tower crane, originating from West Europe, swing arm is mounted in the rotation lifting on towering tower body top Machine, working space is big, is mainly used for the vertically and horizontally conveying of material and the installation of building element in housing construction, by gold Belong to structure, operating mechanism and electrical system three parts composition, metal structure and include tower body, swing arm and pedestal etc., operating mechanism has Raising, four parts of luffing, revolution and walking, electrical system include motor, controller, power distribution cabinet, connection circuit, signal and photograph Bright device etc..

Present heavy construction builds required height during the construction in order to which article needed for build is hung, generally Lifting can be carried out to article using tower crane, usually fix the article of required lifting with pulley blocks, it is convenient that article is risen Weight, but pulley blocks during working long hours the internal lubricating oil added can use finish, existing addition lubricates The mode of oil is generally to turn off crane and artificially adds, and not only affects working efficiency in this way, and with some potential safety problems.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of construction crane, has without artificial The advantages of lubricating oil can add lubricant to pulley blocks is added, solving artificial addition lubricant influences asking for working efficiency Topic.

(2) technical solution

To achieve the above object, the utility model provides following technical solution：A kind of construction crane, including cunning Wheel group, is fixedly connected at the top of the pulley blocks there are three oil filling pipe, and three one end of the oil filling pipe far from pulley blocks are solid Surely the inside of three-way pipe is connected to, flowline is fixedly connected at the top of the three-way pipe, the top of the flowline, which is fixed, to be connected Fluid reservoir is connected to, solenoid valve is fixedly connected in the middle part of the flowline.

Oil exit pipe is fixedly connected at the top of the fluid reservoir, the one end of the oil exit pipe far from fluid reservoir is fixedly connected with Oil well pump, side of the oil well pump far from oil exit pipe are fixedly connected with oil pick-up tube, the one end of the oil pick-up tube far from oil well pump Oil guide pipe is fixedly connected with, the oil guide pipe is connected to the middle part of pulley blocks bottom, filter core is connected in the middle part of the oil guide pipe.

Preferably, the side of the storage tank interior is fixedly connected with the first deflector, the bottom of first deflector It is fixedly connected at the top of flowline.

Preferably, the outer surface of the fluid reservoir is fixedly connected with fixing sleeve, and the side of the fixing sleeve bottom, which is fixed, to be connected Supporting rod is connected to, is fixedly connected at the top of the bottom of the supporting rod and pulley blocks.

Preferably, the side of the supporting rod is fixedly connected with fixed plate, and the oil well pump is connected to the top of fixed plate.

Preferably, the bottom of pulley blocks inner cavity side is fixedly connected with the second deflector, second deflector It is fixedly connected at the top of bottom and oil guide pipe.

Preferably, oil guide pipe inner cavity side, which is located at below filter core, is fixedly connected with limited block, the limited block Shape is rectangle.

(3) advantageous effect

Compared with prior art, the utility model provides a kind of construction crane, has following advantageous effect：

1st, the construction crane is refueled by controlling solenoid valve that the lubricating oil in fluid reservoir is made to be imported through flowline Pipe, facilitates oil filling pipe to be added lubricating oil to the pulley in pulley blocks, has without manually addition lubricating oil can be to pulley The advantages of group addition lubricant, solves the problems, such as that artificially adding lubricant influences working efficiency, increases addition lubricating oil Efficiency, and reduce the security risk of artificial addition lubricating oil.

2nd, the construction crane is filtered used lubricating oil by the way that filter core is convenient, passes through oil pick-up tube Facilitate and the lubricating oil after oil guide pipe collection and purification is caused into fluid reservoir through pumping of pumping, facilitate and lubricating oil is recycled, increase Add the utilization rate of lubricating oil, reduced the consumption of the energy, prevent lubricating oil from directly dropping onto the article for causing to sling on suspension hook Greasy dirt in contamination.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the enlarged structure schematic diagram in A portions in the utility model Fig. 1；

Fig. 3 is the enlarged structure schematic diagram in B portions in the utility model Fig. 1.

In figure：1 pulley blocks, 2 oil filling pipes, 3 three-way pipes, 4 flowlines, 5 solenoid valves, 6 fluid reservoirs, 7 first deflectors, 8 are consolidated Fixed set, 9 supporting rods, 10 fixed plates, 11 oil exit pipes, 12 oil well pumps, 13 oil pick-up tubes, 14 oil guide pipes, 15 filter cores, 16 limited blocks, 17 Second deflector.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, a kind of construction crane, including pulley blocks 1, the top of pulley blocks 1 is fixedly connected with Three oil filling pipes 2, three one end of oil filling pipe 2 far from pulley blocks 1 are fixedly connected on the inside of three-way pipe 3, the top of three-way pipe 3 Portion is fixedly connected with flowline 4, and the top of flowline 4 is fixedly connected with fluid reservoir 6, and the side of 6 inner cavity of fluid reservoir is fixedly connected Have the first deflector 7, the bottom of the first deflector 7 is fixedly connected with the top of flowline 4, by the first deflector 7 facilitate by Lubricating oil in fluid reservoir 6 imports flowline 4, and the middle part of flowline 4 is fixedly connected with solenoid valve 5, by the way that solenoid valve 5 is controlled to make Lubricating oil in fluid reservoir 6 imports oil filling pipe 2 through flowline 4, and oil filling pipe 2 is facilitated to be added profit to the pulley in pulley blocks 1 Lubricating oil had without the advantages of manually addition lubricating oil can add lubricant to pulley blocks 1, solved artificial addition lubricant The problem of influencing working efficiency, the efficiency of addition lubricating oil is increased, and reduce the security risk of artificial addition lubricating oil, storage The outer surface of flow container 6 is fixedly connected with fixing sleeve 8, and the side of 8 bottom of fixing sleeve is fixedly connected with supporting rod 9, the bottom of supporting rod 9 Portion is fixedly connected with the top of pulley blocks 1, is facilitated by supporting rod 9 and fixing sleeve 8 and the fixed of fluid reservoir 6 is supported, increased The stability of fluid reservoir 6.

The top of fluid reservoir 6 is fixedly connected with oil exit pipe 11, and the one end of oil exit pipe 11 far from fluid reservoir 6 is fixedly connected with pumping Oil pump 12, the side of supporting rod 9 are fixedly connected with fixed plate 10, and oil well pump 12 is connected to the top of fixed plate 10, passes through fixation Plate 10, which facilitates, fixes the support of oil well pump 12, increases the stability of oil well pump 12, oil well pump 12 is far from oil exit pipe 11 Side is fixedly connected with oil pick-up tube 13, and the one end of oil pick-up tube 13 far from oil well pump 12 is fixedly connected with oil guide pipe 14, oil guide pipe 14 The middle part of 1 bottom of pulley blocks is connected to, the bottom of 1 inner cavity side of pulley blocks is fixedly connected with the second deflector 17, the second water conservancy diversion The bottom of plate 17 is fixedly connected with the top of oil guide pipe 14, is facilitated by the second deflector 17 by used lubricating oil and impurity Oil guide pipe 14 is imported, the middle part of oil guide pipe 14 is connected with filter core 15, and used lubricating oil was carried out by the way that filter core 15 is convenient Filter, is facilitated to take out the lubricating oil after 14 collection and purification of oil guide pipe through oil well pump 12 by oil pick-up tube 13 and causes fluid reservoir 6, is facilitated pair Lubricating oil recycles, and increases the utilization rate of lubricating oil, reduces the consumption of the energy, prevents lubricating oil from directly dropping onto and hangs The upper greasy dirt of the article sling contamination is caused on hook, the lower section that 14 inner cavity side of oil guide pipe is located at filter core 15 is fixedly connected with limited block 16, the shape of limited block 16 is rectangle, defines position of the filter core 15 in oil guide pipe 14 by limited block 16, prevents filter core 15 because of the suction of oil pick-up tube 13, and imports the inside of oil pick-up tube 13, influences extraction of the oil pick-up tube 13 to lubricating oil.

The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.

In conclusion the construction crane, by the way that solenoid valve 5 is controlled to make the lubricating oil in fluid reservoir 6 through fuel-displaced Pipe 4 imports oil filling pipe 2, and oil filling pipe 2 is facilitated to be added lubricating oil to the pulley in pulley blocks 1, has without manually addition profit The advantages of lubricating oil can add lubricant to pulley blocks 1 solves the problems, such as that artificially adding lubricant influences working efficiency, increases The efficiency of addition lubricating oil, and reduce the security risk of artificial addition lubricating oil.

Used lubricating oil is filtered by the way that filter core 15 is convenient, is facilitated by oil pick-up tube 13 and collects oil guide pipe 14 Purified lubricating oil is taken out through oil well pump 12 and causes fluid reservoir 6, facilitates and lubricating oil is recycled, increase the profit of lubricating oil With rate, the consumption of the energy is reduced, prevents lubricating oil from directly dropping onto the upper greasy dirt of article contamination for causing to sling on suspension hook, this reality With new structure is simple, reasonable design, easy to operate and safety and environmental protection.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any this practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant are intended to Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of construction crane, including pulley blocks (1), it is characterised in that：The top of the pulley blocks (1), which is fixed, to be connected It connects there are three oil filling pipe (2), the one end of three oil filling pipes (2) far from pulley blocks (1) is fixedly connected in three-way pipe (3) Inside is fixedly connected with flowline (4) at the top of the three-way pipe (3), liquid storage is fixedly connected at the top of the flowline (4) Tank (6) is fixedly connected with solenoid valve (5) in the middle part of the flowline (4)；

Oil exit pipe (11), the one end of the oil exit pipe (11) far from fluid reservoir (6) are fixedly connected at the top of the fluid reservoir (6) Oil well pump (12) is fixedly connected with, side of the oil well pump (12) far from oil exit pipe (11) is fixedly connected with oil pick-up tube (13), The one end of the oil pick-up tube (13) far from oil well pump (12) is fixedly connected with oil guide pipe (14), and the oil guide pipe (14) is connected to cunning The middle part of wheel group (1) bottom is connected with filter core (15) in the middle part of the oil guide pipe (14).

2. a kind of construction crane according to claim 1, it is characterised in that：Fluid reservoir (6) inner cavity Side is fixedly connected with the first deflector (7), is fixedly connected at the top of the bottom of first deflector (7) and flowline (4).

3. a kind of construction crane according to claim 1, it is characterised in that：The appearance of the fluid reservoir (6) Face is fixedly connected with fixing sleeve (8), and the side of fixing sleeve (8) bottom is fixedly connected with supporting rod (9), the supporting rod (9) it is fixedly connected at the top of bottom and pulley blocks (1).

4. a kind of construction crane according to claim 3, it is characterised in that：The side of the supporting rod (9) Fixed plate (10) is fixedly connected with, the oil well pump (12) is connected to the top of fixed plate (10).

5. a kind of construction crane according to claim 1, it is characterised in that：Pulley blocks (1) lumen side The bottom in face is fixedly connected with the second deflector (17), and the bottom and the top of oil guide pipe (14) of second deflector (17) are consolidated Fixed connection.

6. a kind of construction crane according to claim 1, it is characterised in that：Oil guide pipe (14) lumen side Face, which is located at below filter core (15), is fixedly connected with limited block (16), and the shape of the limited block (16) is rectangle.