CN108100906B - A kind of crane - Google Patents
A kind of crane Download PDFInfo
- Publication number
- CN108100906B CN108100906B CN201711390632.3A CN201711390632A CN108100906B CN 108100906 B CN108100906 B CN 108100906B CN 201711390632 A CN201711390632 A CN 201711390632A CN 108100906 B CN108100906 B CN 108100906B
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- Prior art keywords
- foldable layer
- cavity
- sleeve
- cover board
- fixed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The present invention relates to the technical field of structures of Slung-Load element, especially a kind of crane, including spool body, spool body inside are equipped with cavity, are equipped with outer sleeve in cavity, and the both ends of outer sleeve are fixedly connected with the cavity wall of cavity；Oil pocket is formd between outer sleeve and the cavity wall of cavity, spool body is equipped with oil inlet portion；Inner sleeve and catch bar are equipped in outer sleeve；One end of catch bar is fixed with inner sleeve, and the other end of catch bar reaches outside spool body, and catch bar is slidably connected with spool body；The barrel of outer sleeve is equipped with strip groove, sets elastic foldable layer in strip groove；It is fixed on the outer wall of inner sleeve and stirs item across elastic foldable layer；The cavity wall of cavity is equipped with oil outlet, has cover board at oil outlet, cover board is fixed with soft foldable layer in the one side of oil outlet.This programme can not only be convenient for wire rope fiction drive, additionally it is possible to clear up the solid impurities such as gravel.
Description
Technical field
The present invention relates to the technical field of structures of Slung-Load element, and in particular to a kind of crane.
Background technique
Crane refers to more movement hoisting machineries of vertical-lift in a certain range and horizontal carrying heavy goods.Also known as day
Vehicle, hanging, crane.Crane have axis, Kong Peihe position and have the mechanical position of relative motion rubbing surface that will be determined
Phase lubrication；And various forms of cranes are invariably such.Not identical due to operating condition, the requirement of device oil site is also different
Sample.For the oil site of various types of cranes and different parts, be both needed to by its specification regulation carry out the period maintenance and
It inspects periodically, and it is lubricated using qualified grease, can just machine be made to run well, overcome premature wear.
Wherein crane rope is the pith of crane, and reel is for winding wirerope, the most frequently used reel master
It will be there are three types of type: gear disc type reel, exposed gear formula reel, short axle formula reel；Other reels are bases according to actual needs
It is improved in these three types.No matter any reel, for the ease of the winding to wirerope, the surface of reel all
Have and is radially provided with the annular groove that multi-turn is caught in for wirerope.
After in wirerope winding to reel, reel can be installed to the corresponding position of crane；Wirerope is mainly used for
So that suspension hook moves up and down, and then object is lifted；And wirerope is in the process of movement, it is very easy to wear, because
This is frequently necessary to periodically smear lubricating grease on wirerope, and the main function of lubricating grease is control friction and small and weak friction.
There are following technical problems for the prior art: 1, the method for general wire rope fiction drive is directly manually to smear lubricating grease
On a steel cord, very troublesome；2, after a period of use, it is miscellaneous that annular groove content falls into the solids such as short grained gravel to reel
Matter, it is not easy to clear up, be seriously worn so that wirerope is easy to appear.
Summary of the invention
The purpose of the present invention is to provide a kind of cranes, can not only be convenient for wire rope fiction drive, additionally it is possible to clear up gravel
Equal solid impurities.
In order to achieve the above objectives, base case of the invention is as follows:
A kind of crane, including spool body, spool body inside are equipped with cavity, and outer sleeve, and housing are equipped in cavity
The both ends of cylinder are fixedly connected with the cavity wall of cavity；The oil pocket for holding lubricating oil is formd between outer sleeve and the cavity wall of cavity, is rolled up
Cylinder ontology is equipped with the oil inlet portion to feed to oil pocket；Be equipped with inner sleeve and catch bar in outer sleeve, inner sleeve and outer sleeve it is interior
Wall is slidably connected；One end of catch bar is fixed with inner sleeve, and the other end of catch bar reaches outside spool body, and catch bar with
Spool body is slidably connected；The barrel of outer sleeve is equipped with multiple strip grooves, is equipped with elastic foldable layer in strip groove；Inner sleeve
It is fixed with the item of stirring across elastic foldable layer on outer wall, and stirs item and is fixedly connected with elastic foldable layer；In the cavity wall of cavity
Equipped with multiple rows of oil outlet being connected to oil pocket, cover board is hinged at oil outlet, cover board is fixed with soft in the one side of oil outlet
Matter foldable layer, and soft foldable layer and cover board cover oil outlet；Extrusion chamber is equipped in soft foldable layer, soft foldable layer is close
The one side of oil pocket with extrusion chamber equipped with being connected into hole, and soft foldable layer is equipped with close to the one side of oil outlet and extrusion chamber connects
Logical portals, and is greater than the aperture portalled into the aperture in hole；Item is stirred for prevention cover plate stretching or squeezes soft foldable layer.
When by adopting the above technical scheme, opens oil inlet portion and lubricating oil is put into oil pocket, close oil inlet portion；When needs pair
When wirerope at spool body is rinsed, catch bar is pushed, catch bar pushes inner sleeve along the inner wall of outer sleeve
It is mobile also with inner sleeve to stir item for sliding, and in the process of moving, stir item lower end can contact cover board and by cover board from
Lid conjunction state originally becomes opening state, so that cover board pulls soft foldable layer, soft foldable layer is stretched at this time, into
Hole and exposing of portalling, the lubricating oil in oil pocket enter in extrusion chamber from into hole；Then catch bar is pulled again, and inner sleeve is along outer
The inner wall sliding of sleeve is restored to original position；During setting back, the lower end for stirring item can be contacted again cover board, again will
Cover board pushes back original position, and for cover board during being pushed back original position, cover board can squeeze soft foldable layer, so that in extrusion chamber
Parts of lubricating oil is squeezed out from portalling and is ejected on the wirerope wound in spool body.
The beneficial effect that this programme generates is:
1, this programme stirs cover board and makes cover board while opening and closing to stretch when stirring item and moving back and forth
With the soft foldable layer of extruding, realize when soft foldable layer is stretched, the lubricating oil in oil pocket can be entered from into hole
In extrusion chamber, when soft foldable layer is extruded, the parts of lubricating oil moment in extrusion chamber is gone out from portalling, sprays
On the wirerope wound on to spool body.During this, when extruding every time, portal since the aperture into hole is greater than
Aperture；Lubricating oil will not be largely extruded, and only a small amount of lubricating oil can be squeezed out from portalling；It can not only be to the steel at spool body
Cord is lubricated, and also saves lubricating oil；In addition, wirerope is movement when in use, in addition lubricating oil rushes
It hits and flows, gravel is easier to fall from the gap between wirerope；Therefore this programme can not only be convenient for wire rope fiction drive, also
The solid impurities such as gravel can be cleared up.
2, elastic foldable layer can be stretched freely, and flexible；Therefore the setting of elastic foldable layer, primarily to making
Item, which must be stirred, freely to be moved in strip groove, and stir item it is mobile during lubricating oil will not also leak out.
Preferred embodiment one: advanced optimizing as to base case, and stirring item includes fixed strip, swing bar and spring,
One end of fixed strip is fixedly connected with the outer wall of inner sleeve, and the other end of fixed strip and one end of swing bar are rotatablely connected；Spring
It is fixedly connected between fixed strip and swing bar, and swing bar only can be towards a side oscillation of spring；It uses the lower end of swing bar
In being contacted with cover board and stir cover board.
While simply realizing very much and stir item and stir to cover board, and stir cover board, cover board can be stretched or be squeezed
Press soft foldable layer.Concrete principle is as follows: when stir item movement when, stir item lower end can contact cover board and by cover board from
Lid conjunction state originally is changed to opening state；After cover board is opened, the end of cover board can be upwarped.It stirs item in order to allow and can pass through lid
Plate, the item of stirring in this programme is to be contacted by swing bar with cover board, since swing bar is merely able to towards spring
One side oscillation, the therefore after cover board that swing bar is opened resists, if swing bar moves forward, swing bar can be towards
The side of spring folds, so that swing bar is upturned, and then by cover board；After at cover board, spring can make
Swing bar is restored to original position, until moving at next cover board, repeats above-mentioned principle process.When stirring item and back moving
It waits, swing bar is contacted again cover board, cover board is pressed back in situ；Since swing bar is merely able to towards the side oscillation for having spring, because
This, during pressing cover clamp, no matter cover board has great reaction force, swing bar will not be swung swing bar, very simple
Single realizes extruding of cover board during being pushed to soft foldable layer.
Preferred embodiment two: as advanced optimizing to base case or preferred embodiment one, inner sleeve is mutually right by two
The arch sleeve of title is constituted；Rack gear is fixedly connected on the inner wall of two arch sleeves；It is fixed on the inner wall of outer sleeve
The end of fixed pole, fixed link is equipped with gear and the end is extend between two arch sleeves, and two rack gears are engaged with gear；
And strip groove is equipped on two arch sleeves.
Further convenient for being stirred to inner sleeve, no matter so which is mobile for shape sleeve, the tooth at the arch sleeve
Item can all be rotated with moving gear, and it is mobile for the rack gear on shape sleeve that gear will drive another, so that another encircles
Shape sleeve is mobile.
Preferred embodiment three: as advanced optimizing to preferred embodiment two, catch bar is two, and two catch bars distinguish position
In the both ends of spool body；And one of catch bar is fixed with an arch sleeve；Another catch bar and another arch
Shape sleeve is fixed.Which moved accordingly for shape sleeve no matter catch bar simply realized very much and is pushed, another arch
Shape sleeve also can be with movement.
Preferred embodiment four: as advanced optimizing to preferred embodiment three, the aperture portalled is 0.5~5mm；Into the hole in hole
Diameter is to portal 2~3 times of aperture.So that lubricating oil quickly can enter extrusion chamber from into hole after soft foldable layer is stretched
It is interior, but aperture of portalling is smaller, so will not quickly be skidded off into the lubricating oil in extrusion chamber from portalling,
Preferred embodiment five: as advanced optimizing to preferred embodiment four, soft foldable layer is plastic layer.It is very simple
Realize the effect that soft foldable layer can be extruded.
Preferred embodiment six: as advanced optimizing to preferred embodiment five, elastic foldable layer is rubber layer.It is very simple
Realize folding and the elastic effect of elastic foldable layer.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of crane of the present invention；
Fig. 2 is the partial enlarged view of B in Fig. 1；
Fig. 3 is the structural representation of Fig. 1 cover plate and soft foldable layer；
Fig. 4 is that the structural schematic diagram after item is bent is stirred in Fig. 1；
Fig. 5 is A-A cross-sectional view in Fig. 1；
Fig. 6 is the top view of 2 cover plate of embodiment.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
In Figure of description attached drawing 1,2,3,4,5 and 6 label include: spool body 1, outer sleeve 111, oil outlet 112,
Oil pocket 12, inner sleeve 2, arch sleeve 21, rack gear 22, fixed link 23, gear 24, catch bar 3, elastic foldable layer 4, stir item 5,
Fixed strip 51, swing bar 52, spring 53, cover board 6, soft foldable layer 61, extrusion chamber 611, into hole 612, the 613, axis 62 that portals, by
Pressing plate 63, block 64.
Embodiment 1
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, in order to achieve the above objectives, base case of the invention is as follows:
A kind of crane, including spool body 1 are equipped with cavity inside spool body 1, and outer sleeve 111 is equipped in cavity, and
The both ends of outer sleeve 111 are fixedly connected with the cavity wall of cavity；It is formd between outer sleeve 111 and the cavity wall of cavity and holds lubricating oil
Oil pocket 12, spool body 1 is equipped with the oil inlet portion that feed to oil pocket 12, which is fuel feed hole with cover.Outer sleeve 111
Interior to be equipped with inner sleeve 2 and catch bar 3, inner sleeve 2 and the inner wall of outer sleeve 111 are slidably connected；One end of catch bar 3 and inner sleeve
2 is fixed, and the other end of catch bar 3 reaches outside spool body 1, and catch bar 3 is slidably connected with spool body 1；Outer sleeve 111
Barrel be equipped with multiple strip grooves, elastic foldable layer 4 is equipped in strip groove；It is fixed on the outer wall of inner sleeve 2 across elasticity
Foldable layer 4 stirs item 5, and stirs item 5 and be fixedly connected with elastic foldable layer 4；The cavity wall of cavity is equipped with multiple rows of and oil pocket 12
The oil outlet 112 of connection is hinged with cover board 6 at oil outlet 112, and cover board 6 is fixed with soft folding in the one side of oil outlet 112
Lamination 61, and oil outlet 112 is covered (top edge of i.e. soft foldable layer 61 and the bottom of cover board 6 by soft foldable layer 61 and cover board 6
Face is fixedly connected, and the lower edge of soft foldable layer 61 is fixedly connected with the inner wall of cavity)；Extrusion chamber is equipped in soft foldable layer 61
611, soft foldable layer 61 close to oil pocket 12 one side be equipped be connected to extrusion chamber 611 into hole 612, soft foldable layer 61 leans on
The one side of nearly oil outlet 112 be equipped be connected to extrusion chamber 611 portal 613, and into the aperture in hole 612 greater than portalling 613
Aperture；It stirs item 5 and stretches or squeeze soft foldable layer 61 for stirring cover board 6.
Stirring item 5 includes fixed strip 51, swing bar 52 and spring 53, and one end of fixed strip 51 and the outer wall of inner sleeve 2 are solid
Fixed connection, the other end of fixed strip 51 and one end of swing bar 52 are rotatablely connected；Spring 53 is fixedly connected on fixed strip 51 and pendulum
Between dynamic item 52, and swing bar 52 only can be towards a side oscillation of spring 53；The lower end of swing bar 52 is hook solid, and the end
For being contacted with cover board 6 and stirring cover board 6.In order to realize that swing bar 52 only can be towards a side oscillation of spring 53, in fixation
The lower end of item 51 is equipped with rotation slot, is rotatably connected to shaft between the two sidewalls of rotation slot, the upper end of swing bar 52 and shaft
Side wall is fixedly connected；As shown in figure 4, the left side cell wall lower end of rotation slot is fixed with blend stop, and blend stop is located remotely from spring 53
Side；The left side of swing bar 52 is equipped with the blend stop slot cooperated with blend stop.
Inner sleeve 2 is made of two symmetrical arch sleeves 21；It is fixed on the inner wall of two arch sleeves 21 to connect
It is connected to rack gear 22；Fixed link 23 is fixed on the inner wall of outer sleeve 111, the end of fixed link 23 is equipped with gear 24 and the end is stretched
Enter between two arch sleeves 21, two rack gears 22 are engaged with gear 24；And bar shaped is equipped on two arch sleeves 21
Slot.
Catch bar 3 is two, and two catch bars 3 are located at the both ends of spool body 1；And one of catch bar 3 with
One arch sleeve 21 is fixed；Another catch bar 3 and another arch sleeve 21 are fixed.No matter simply realizing very much
Which catch bar 3 pushes moves for shape sleeve accordingly, another arch sleeve 21 also can be with movement.
Portal 613 aperture be 0.5~5mm；Aperture into hole 612 is to portal 2~3 times of 613 apertures.
Soft foldable layer 61 in this programme is plastic layer；Elastic foldable layer 4 is rubber layer.
When by adopting the above technical scheme, the lid at fuel feed hole is opened, lubricating oil is put into oil pocket 12, closes lid
Son.When needing to be rinsed the wirerope at spool body 1；As shown in Figure 1, pushing left side catch bar 3, catch bar
3 push left side arch sleeve 21 to slide to the right along the inner wall of outer sleeve 111, stir item 5 also with the movement of inner sleeve 2, and
In mobile process, the swing bar 52 for stirring 5 lower end of item can contact cover board 6 and become beating from original lid conjunction state by cover board 6
Open state, so that cover board 6 pulls soft foldable layer 61, soft foldable layer 61 is stretched at this time, into hole 612 and portals 613
Expose, the lubricating oil in oil pocket 12 enters in extrusion chamber 611 from into hole 612.Cover board 6 becomes opening state from lid conjunction state
Afterwards, cover board 6 can be blocked gradually and stir item 5, travelled forward always due to stirring item 5, swing bar 52 can gradually fold shape
At the state of Fig. 4, and then easily by cover board 6；After stirring item 5 by cover board 6,53 meeting of spring is so that swing bar 52
It sets back.While left side arch sleeve 21 slides to the right along the inner wall of outer sleeve 111, the rack gear of left side arch sleeve 21
22 will drive the rotation of gear 24, and then the rack gear 22 on right side arch sleeve 21 is driven to move right, and form the state of Fig. 1, directly
Right side is moved to for shape sleeve to left side.
When cover board 6 by it is fully open after, then pull left side catch bar 3, left side catch bar 3 drive left side for shape sleeve to
It moves left, the oscillating rod for stirring 5 lower end of item on left side arch sleeve 21 can smooth cover board 6, so that cover board 6 rotates down simultaneously
Squeeze soft foldable layer 61, the lubricating oil in extrusion chamber 611 from portal 613 squeeze and be ejected into the steel wire wound in spool body 1
On rope.
Embodiment 2
The present embodiment difference from example 1 is that, in order to further such that swing bar 52 set back when
It waits, cover board 6 can preferably squeeze soft foldable layer 61, as shown in fig. 6, cover board 6 is equipped with an opening, opening rotation connects
It is connected to an axis 62, is fixed with pressing plate 63 on axis 62.The upper surface of cover board 6 is further fixed on for preventing pressing plate 63 from turning upwards
Dynamic block 64.The left side of block 64 as shown in FIG. 6 is bent downward to be fixedly connected with cover board 6；The right side of block 64 is turned under
It rolls over and is contacted with the upper surface of pressing plate 63.
When cover board 6 by it is fully open after, then pull left side catch bar 3, left side catch bar 3 drive left side for shape sleeve to
It moves left, the oscillating rod for stirring 5 lower end of item can press down on pressing plate 63 as shown in FIG. 6, and pressing plate 63 can first contact soft
Matter foldable layer 61 and the power being applied under soft 61 left-hand of foldable layer, so that the lubricating oil in extrusion chamber 611 can be abundant
It squeezes out.
The above are merely the embodiment of the present invention, the common sense such as well known specific structure and characteristic are not made excessively herein in scheme
Description.It should be pointed out that for those skilled in the art, without departing from the structure of the invention, can also make
Several modifications and improvements, these also should be considered as protection scope of the present invention, these all will not influence the effect that the present invention is implemented
And patent practicability.The scope of protection required by this application should be based on the content of the claims, specific in specification
The records such as embodiment can be used for explaining the content of claim.
Claims (7)
1. a kind of crane, including spool body, which is characterized in that cavity is equipped with inside the spool body, in the cavity
Equipped with outer sleeve, and the both ends of outer sleeve are fixedly connected with the cavity wall of cavity；Sheng is formd between outer sleeve and the cavity wall of cavity
The oil pocket of removal of lubricant, spool body are equipped with the oil inlet portion to feed to oil pocket；Inner sleeve and catch bar, institute are equipped in outer sleeve
The inner wall for stating inner sleeve and outer sleeve is slidably connected；One end of the catch bar is fixed with inner sleeve, and the other end of catch bar is stretched
Out to outside spool body, and catch bar is slidably connected with spool body；The barrel of the outer sleeve is equipped with multiple strip grooves, item
Elastic foldable layer is equipped in shape slot；It is fixed with the item of stirring across elastic foldable layer on the outer wall of the inner sleeve, and stirs item
It is fixedly connected with elastic foldable layer；The cavity wall of the cavity is equipped with multiple rows of oil outlet being connected to oil pocket, hinged at oil outlet
There is cover board, cover board is fixed with soft foldable layer in the one side of oil outlet, and soft foldable layer and cover board cover oil outlet；
Be equipped with extrusion chamber in soft foldable layer, soft foldable layer be equipped with close to the one side of oil pocket be connected to extrusion chamber into hole, it is soft
Foldable layer portals close to the one side of oil outlet equipped with what is be connected to extrusion chamber, and is greater than the aperture portalled into the aperture in hole；Institute
It states and stirs item for stirring the cover board stretching or squeezing soft foldable layer.
2. a kind of crane according to claim 1, which is characterized in that it is described stir item include fixed strip, swing bar and
Spring, one end of the fixed strip are fixedly connected with the outer wall of inner sleeve, and the other end of fixed strip and one end of swing bar rotate
Connection；The spring is fixedly connected between fixed strip and swing bar, and swing bar only can be towards a side oscillation of spring；Pendulum
The lower end of dynamic item with the cover board for contacting and stirring cover board.
3. a kind of crane according to claim 1 or 2, which is characterized in that the inner sleeve is symmetrical by two
Arch sleeve is constituted；Rack gear is fixedly connected on the inner wall of two arch sleeves；It is fixed with fixed link on the inner wall of outer sleeve,
The end of fixed link is equipped with gear and the end is extend between two arch sleeves, and two rack gears are engaged with the gear；
And the strip groove is equipped on two arch sleeves.
4. a kind of crane according to claim 3, which is characterized in that the catch bar is two, two catch bars point
Not Wei Yu spool body both ends；And one of catch bar is fixed with an arch sleeve；Another catch bar with it is another
A arch sleeve is fixed.
5. a kind of crane according to claim 4, which is characterized in that the aperture portalled is 0.5~5mm；Into hole
Aperture be to portal 2~3 times of aperture.
6. a kind of crane according to claim 5, which is characterized in that the soft foldable layer is plastic layer.
7. a kind of crane according to claim 6, which is characterized in that the elastic foldable layer is rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711390632.3A CN108100906B (en) | 2017-12-21 | 2017-12-21 | A kind of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711390632.3A CN108100906B (en) | 2017-12-21 | 2017-12-21 | A kind of crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108100906A CN108100906A (en) | 2018-06-01 |
| CN108100906B true CN108100906B (en) | 2019-03-19 |
Family
ID=62210586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711390632.3A Active CN108100906B (en) | 2017-12-21 | 2017-12-21 | A kind of crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108100906B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191211361A (en) * | 1912-05-13 | 1913-02-20 | Frederik Hilbert | Lubricating Device for Wheels of all kinds, Bely Pulleys and the like. |
| SU531961A1 (en) * | 1975-04-28 | 1976-10-15 | Опытное Конструкторское Бюро Моторостроения | Signaling device of the presence of metal particles in a dielectric liquid medium |
| CN2280084Y (en) * | 1996-12-16 | 1998-04-29 | 张德军 | Supporting roller for steel rope |
| CN2614204Y (en) * | 2003-05-09 | 2004-05-05 | 颜可仁 | Drum capable of reeling wire rope and oil pipe |
| CN204778543U (en) * | 2015-06-12 | 2015-11-18 | 河南省黄河防爆起重机有限公司 | Dismantled and assembled self -lubricating cable reel |
-
2017
- 2017-12-21 CN CN201711390632.3A patent/CN108100906B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191211361A (en) * | 1912-05-13 | 1913-02-20 | Frederik Hilbert | Lubricating Device for Wheels of all kinds, Bely Pulleys and the like. |
| SU531961A1 (en) * | 1975-04-28 | 1976-10-15 | Опытное Конструкторское Бюро Моторостроения | Signaling device of the presence of metal particles in a dielectric liquid medium |
| CN2280084Y (en) * | 1996-12-16 | 1998-04-29 | 张德军 | Supporting roller for steel rope |
| CN2614204Y (en) * | 2003-05-09 | 2004-05-05 | 颜可仁 | Drum capable of reeling wire rope and oil pipe |
| CN204778543U (en) * | 2015-06-12 | 2015-11-18 | 河南省黄河防爆起重机有限公司 | Dismantled and assembled self -lubricating cable reel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108100906A (en) | 2018-06-01 |
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Effective date of registration: 20200825 Address after: Room c506a-19, University Business Park, No. 99, University Road, Xuzhou hi tech Industrial Development Zone, 221000, Jiangsu Province Patentee after: Xuzhou Tiancheng Intelligent Technology Co.,Ltd. Address before: No. 44 west station electrical market street 400039 flat Jiulongpo District of Chongqing Shi Yang Road No. B3-34 negative layer Patentee before: HENAN JUREN CRANE GROUP Co.,Ltd. CHONGQING HIGH AND NEW BRANCH |