CN107720579A - A kind of lowering or hoisting gear - Google Patents
A kind of lowering or hoisting gear Download PDFInfo
- Publication number
- CN107720579A CN107720579A CN201710760908.6A CN201710760908A CN107720579A CN 107720579 A CN107720579 A CN 107720579A CN 201710760908 A CN201710760908 A CN 201710760908A CN 107720579 A CN107720579 A CN 107720579A
- Authority
- CN
- China
- Prior art keywords
- ratchet
- bearing
- roller
- lowering
- branch angle
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C25/00—Cranes not provided for in groups B66C17/00 - B66C23/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
- B66C11/20—Arrangements, e.g. comprising differential gears, enabling simultaneous or selective operation of travelling and hoisting gear; Arrangements using the same rope or cable for both travelling and hoisting, e.g. in Temperley cranes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a kind of lowering or hoisting gear, belongs to a kind of lowering or hoisting gear field.Lowering or hoisting gear includes door frame, elevating mechanism and carrier member, elevating mechanism includes sprocket winch, chain assemblies and determine sprocket wheel, sprocket winch includes erection support, roller, drive component, ratchet, ratchet and oil cylinder, bearing is fixedly mounted on the top of door frame, roller is installed in rotation on bearing, ratchet is fixed on one end of roller, ratchet includes rotation branch angle, spacing branch angle and promotion branch angle, rotation branch angle is hinged with bearing, the ratchet of spacing branch angle and ratchet matches, the piston rod of branch angle and oil cylinder is promoted to be hinged, the cylinder body of oil cylinder is fixedly mounted on bearing, oil cylinder is configured as driving and promotes the movement of branch angle, so that the ratchet of spacing branch angle and ratchet offset or mutually from, determine the bottom that sprocket wheel is fixedly mounted on door frame, chain assemblies are set in roller and determined on sprocket wheel, carrier member is arranged on chain assemblies.The present invention solves the problems, such as that winch can not be braked for a long time.
Description
Technical field
The invention belongs to ship machinery field, more particularly to a kind of lowering or hoisting gear.
Background technology
Dried food and nuts make-up system is the important component of seaborne supply warship, and it generally includes door frame, cableway and coaster, door frame
It is fixedly mounted on the deck of supply ship, one end of cableway is arranged on the top of door frame, and the other end of cableway is arranged on receiving ship
Deck on, coaster is slidably disposed on cableway, because door frame is higher, so the coaster for being loaded with goods can be in gravity
In the presence of receiving ship slid onto by supply ship by cableway, it is achieved thereby that the transport supply of goods.
Due to needing the top of freight lifting to door frame, so winch is generally set at the top of door frame, the one of cableway
End is fixed on winch, is loaded after by winch by the top of freight lifting to door frame, then by goods to coaster, to pass through
Coaster realizes the conveying of goods.
Because the single useful load of coaster is limited, thus need constantly goods is loaded to coaster, and loading process compared with
It is long, that is to say, that winch needs to be in on-position for a long time.For common winch, typically by brake band to roller
Locking realize the braking of winch, and limited by structure, brake band is in the case where needing the operating mode of long-time locking, ten partial volumes
, huge potential safety hazard be present in easily consume.
The content of the invention
In order to solve the problems, such as that winch can not be braked for a long time, the embodiments of the invention provide a kind of lowering or hoisting gear.It is described
Technical scheme is as follows：
The embodiments of the invention provide a kind of lowering or hoisting gear, the lowering or hoisting gear includes door frame, elevating mechanism and carrier member,
The elevating mechanism includes sprocket winch, chain assemblies and determines sprocket wheel, and the sprocket winch includes erection support, roller, driving
Component, ratchet, ratchet and oil cylinder, the bearing are fixedly mounted on the top of the door frame, and the roller is installed in rotation on
On the bearing, the drive component is fixedly mounted on the bearing, and the output end of the drive component passes with the roller
Dynamic connection, the ratchet are fixed on one end of the roller, and the ratchet and the roller are coaxially arranged, and the ratchet includes rotation
Turn branch angle, spacing branch angle and promote branch angle, the rotation branch angle is hinged with the bearing, the spacing branch angle and the ratchet
Ratchet matches, and the promotion branch angle and the piston rod of the oil cylinder are hinged, and the cylinder body of the oil cylinder is fixedly mounted on the branch
On seat, the oil cylinder is configured as driving promotion branch angle movement so that the spacing branch angle and the ratchet phase of the ratchet
Support or mutually from the bottom determined sprocket wheel and be fixedly mounted on the door frame, the chain assemblies are set in the roller
Determine with described on sprocket wheel, the carrier member is arranged on the chain assemblies.
In a kind of implementation of the present invention, one end of the roller is provided with the first mounting flange, first installation
Flange and the roller are coaxially arranged, and installation base, the inward flange of the ratchet are coaxially provided with first mounting flange
Installation depression is circumferentially with, the installation base is installed in the installation depression.
In another implementation of the present invention, the bearing includes the first mounting seat and the second mounting seat, and described the
One mounting seat and the second mounting seat arranged for interval, the drive component is fixedly mounted in first mounting seat, described
The output end of one end of roller and the drive component is connected, and the other end of the roller is installed in rotation on described the
In two mounting seats.
In another implementation of the present invention, the bearing also includes connector, one end of the connector and institute
State the first mounting seat to be fixedly connected, the other end of the connector is fixedly connected with second mounting seat.
In another implementation of the present invention, the bottom of first mounting seat is provided with base and mounting bracket, described
The top of base is fixedly connected with the bottom of first mounting seat, and the bottom of the mounting bracket is fixedly connected with the base,
The rotation branch angle and the top of the mounting bracket are hinged.
In another implementation of the present invention, second mounting seat is provided with bearing assembly, the bearing assembly
Including bearing block and bearing, the bearing block includes fixed cover, back-up ring and end cap, and the fixed cover is arranged on the described second installation
On seat, the back-up ring is fixed on one end of the fixed cover, and the end cap is fixed on the other end of the fixed cover, the bearing
Be inserted into the fixed cover, and the outer ring of the bearing is folded between the back-up ring and the end cap, the roller it is another
One end is provided with axis, and one end of the axis is coaxially fixed on which cylinder, and the other end of the axis passes through the back-up ring
It is inserted into the bearing.
In another implementation of the present invention, the other end periphery wall of the axis is provided with the shaft shoulder, the axis
Other end end be coaxially installed with baffle plate, the external diameter of the baffle plate is more than the external diameter of the axis, the inner ring folder of the bearing
It is located between the shaft shoulder and the baffle plate.
In another implementation of the present invention, the lowering or hoisting gear also includes velocity package, the velocity package bag
Encoder and mounting bracket are included, the mounting bracket is fixed on the end cap, and the encoder is arranged on the mounting bracket
On, the input shaft of the encoder through the end cap it is coaxially connected with the axis together with.
In another implementation of the present invention, the velocity package also includes protective cover, and the protective cover is arranged on
In the mounting bracket, and the protective cover is located at outside the encoder.
In another implementation of the present invention, the end cap is provided with positive stop lug boss, and the mounting bracket is provided with
Spacing depression, the positive stop lug boss are inserted into the spacing depression.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
When the lowering or hoisting gear for needing to be provided by the embodiment of the present invention lifts goods, first, oil cylinder pushing ratchet
Promote branch angle so that the spacing branch angle of ratchet is center of circle rotation using the rotation branch angle of ratchet, with cause the spacing branch angle of ratchet from
Depart from the ratchet of ratchet, so that the roller being fixed together with coaxial ratchet can rotate freely, then, drive component
Roller rotation is driven, to drive the carrier member equipped with goods to rise by chain assemblies, when carrier member rises to desired position
Afterwards, oil cylinder pulls the promotion branch angle of ratchet so that the spacing branch angle of ratchet rotates by the center of circle of the rotation branch angle of ratchet, to cause
The spacing branch angle of ratchet and the ratchet engagement of ratchet offset, while drive component stops driving drum rotation, so that and spine
Take turns the roller that is coaxially fixed together and be braked locked, be easy to worker to remove goods from carrier member.It is that is, of the invention
The lowering or hoisting gear that embodiment is provided, the braking of its roller be by the realization that offsets of engaging between ratchet and ratchet, and by
Relative sliding friction will not occur when ratchet, ratchet are in braking, so abrasion is relatively low caused by braking, therefore the present invention is real
Apply the lowering or hoisting gear that example is provided to brake roller for a long time, and potential safety hazard is not present.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of lowering or hoisting gear provided in an embodiment of the present invention；
Fig. 2 is the side view cutaway drawing of sprocket winch provided in an embodiment of the present invention；
Fig. 3 is the main view perspective view of sprocket winch provided in an embodiment of the present invention；
Fig. 4 is the sectional view of bearing assembly provided in an embodiment of the present invention；
Each symbol represents that implication is as follows in figure：
1- door frames, 2- elevating mechanisms, 21- sprocket winches, 22- chain assemblies, 23- determine sprocket wheel, 24- bearings, 241- first
Mounting seat, the mounting seats of 242- second, 243- connectors, 244- bases, 245- mounting brackets, 25- rollers, the Method for Installation of 251- first
Orchid, 252- axis, the 253- shaft shoulders, 254- baffle plates, 255- positive stop lug boss, 256- installation bases, 26- drive components, 261- outputs
Axle, 27- ratchets, 28- ratchets, 281- rotation branch angle, the spacing branch angles of 282-, 283- promote branch angle, 29- oil cylinders, 3- carrier members, 4-
Bearing assembly, 41- bearing blocks, 411- fixed covers, 412- back-up rings, 413- end caps, 42- bearings, 5- velocity packages, 51- encoders,
52- mounting brackets, 53- protective covers.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
The embodiments of the invention provide a kind of lowering or hoisting gear, as shown in figure 1, the lowering or hoisting gear is applied to dried food and nuts supply system
System, the lowering or hoisting gear include door frame 1, elevating mechanism 2 and carrier member 3, and door frame 1 is arranged on the deck of supply ship, elevating mechanism 2
Including sprocket winch 21, chain assemblies 22 and determine sprocket wheel 23.
Fig. 2 is the side view cutaway drawing of sprocket winch, and referring to Fig. 2, sprocket winch 21 includes bearing 24, roller 25, driving group
Part 26, ratchet 27, ratchet 28 and oil cylinder 29, bearing 24 are fixedly mounted on the top of door frame 1, and roller 25 is installed in rotation on branch
On seat 24, drive component 26 is fixedly mounted on bearing 24, and output end and the roller 25 of drive component 26 are connected, ratchet 27
One end of roller 25 is fixed on, ratchet 27 and roller 25 are coaxially arranged, and ratchet 28 includes rotation branch angle 281, the spacing and of branch angle 282
Branch angle 283 is promoted, rotation branch angle 281 is be hinged with bearing 24, and spacing branch angle 282 and the ratchet of ratchet 27 match, and promotes branch angle
283 are hinged with the piston rod of oil cylinder 29, and the cylinder body of oil cylinder 29 is fixedly mounted on bearing 24, and oil cylinder 29 is configured as driving and promoted
Move at branch angle 283 so that the ratchet of spacing branch angle 282 and ratchet 27 offsets or mutually from determining sprocket wheel 23 and be fixedly mounted on door frame 1
Bottom, chain assemblies 22, which are set in, roller 25 and determine on sprocket wheel 23, and carrier member 3 is on chain assemblies 22.
When the lowering or hoisting gear for needing to be provided by the embodiment of the present invention lifts goods, first, oil cylinder 29 promotes ratchet
28 promotion branch angle so that the spacing branch angle of ratchet 28 rotates by the center of circle of the rotation branch angle of ratchet 28, to cause ratchet 28
Spacing branch angle departs from from the ratchet of ratchet 27, so that the roller 25 being fixed together with coaxial ratchet can freely revolve
Turn, then, drive component 26 drives roller 25 to rotate, and to drive the carrier member equipped with goods to rise by chain assemblies, works as dress
After holder rises to desired position, oil cylinder 29 pulls the promotion branch angle of ratchet 28 so that the spacing branch angle of ratchet 28 is with ratchet
28 rotation branch angle rotates for the center of circle, to cause the spacing branch angle of ratchet 28 and the ratchet engagement of ratchet 27 to offset, drives simultaneously
Component 26 stops driving drum 25 and rotated, so that being braked with the roller 25 that coaxial ratchet is fixed together locked, is easy to
Worker removes goods from carrier member.That is, the lowering or hoisting gear that the embodiment of the present invention is provided, the braking of its roller 25
Be by the realization that offsets of engaging between ratchet 28 and ratchet 27, and due to ratchet 27, ratchet 28 braking when will not occur
With respect to sliding friction, so abrasion is relatively low caused by braking, therefore the lowering or hoisting gear that the embodiment of the present invention is provided can be right
Roller 25 is braked for a long time, and potential safety hazard is not present.
In above-mentioned implementation, oil cylinder 29 can connect with the pumping plant (figure not depending on) on supply ship, so as to utilize pumping plant
The hydraulic energy of offer realizes the flexible of oil cylinder 29.
Fig. 3 is the main view perspective view of sprocket winch, and with reference to Fig. 3, in the present embodiment, one end of roller 25 is provided with the first peace
Flange 251 is filled, the first mounting flange 251 and roller 25 are coaxially arranged, and installation base is coaxially provided with the first mounting flange 251
256, the inward flange of ratchet 27 is circumferentially with installation depression, and installation base 256 is installed in installation depression.
In above-mentioned implementation, the first mounting flange 251 is circular plate-like shape structural member, and the first mounting flange 251 welds
In the end of roller 25, installation base 256 is arranged on the side of the other end towards roller 25 of the first mounting flange 251,
In order to the installation of ratchet 27, when installing ratchet 27, ratchet 27 will be positioned at by the first installation by installation base 256 first
On flange 251, then ratchet 27 and the first mounting flange 251 are installed together by bolt.
In the present embodiment, bearing 24 includes the first mounting seat 241 and the second mounting seat 242, the first mounting seat 241 and
The arranged for interval of two mounting seat 242, drive component 26 are fixedly mounted in the first mounting seat 241, one end of roller 25 and driving group
The output end drive connection of part 26, the other end of roller 25 are installed in rotation in the second mounting seat 242.
In above-mentioned implementation, the space between the first mounting seat 241 and the second mounting seat 242 is used to house roller
25, drive component 26 can include hydraulic motor, and hydraulic motor is fixed on the first mounting seat 241 by the mounting flange of itself
On, the output shaft 261 of hydraulic motor is inserted into through the first mounting seat 241 and coaxially in roller 25, is driven and is supported to play
The effect of roller 25.
Specifically, bearing 24 also includes connector 243, and one end of connector 243 is fixedly connected with the first mounting seat 241,
The other end of connector 243 is fixedly connected with the second mounting seat 242.
More specifically, connector 243 is rod-like structure part, for connecting the first mounting seat 241 and the second mounting seat 242,
To play a part of improving the structural strength of bearing 24.
Referring again to Fig. 2, in the present embodiment, the bottom of the first mounting seat 241 is provided with base 244 and mounting bracket 245, bottom
The top of seat 244 is fixedly connected with the bottom of the first mounting seat 241, and the bottom of mounting bracket 245 is fixed with the top of base 244 to be connected
Connect, rotation branch angle 281 and the top of mounting bracket 245 are hinged.
In above-mentioned implementation, base 244 is mutually perpendicular to arrange with the first mounting seat 241, and mounting bracket 245 and first is pacified
Dress seat 241 is arranged parallel to, and mounting bracket 245 protrudes from base 244, so as to provide installing space for ratchet 28 so that spine
Pawl 28 can be between ratchet 27 and base 244, when spacing branch angle 282 rotates, that is, spacing branch angle 282 is in ratchet
The swing that track is circular arc is done between 27 and base 244, so as to realize the ratchet of spacing branch angle 282 and ratchet 27 offset or
Mutually from.
In the present embodiment, the second mounting seat 242 is provided with bearing assembly 4, and Fig. 4 is the sectional view of bearing assembly, referring to
Fig. 4, bearing assembly 4 include bearing block 41 and bearing 42, and bearing block 41 includes fixed cover 411, back-up ring 412 and end cap 413, fixed
Set 411 is arranged in the second mounting seat 242, and back-up ring 412 is fixed on one end of fixed cover 411, and end cap 413 is fixed on fixed cover
411 other end, bearing 42 are inserted into fixed cover 411, and the outer ring of bearing 42 is folded between back-up ring 412 and end cap 413,
The other end of roller 25 is provided with axis 252, and one end of axis 252 is coaxially fixed on roller 25, and the other end of axis 252 passes through
Back-up ring 412 is inserted into bearing 42.
Specifically, the other end periphery wall of axis 252 is provided with the shaft shoulder 253, and the other end end of axis 252 is co-axially mounted
Have a baffle plate 254, the external diameter of baffle plate 254 is more than the external diameter of axis 252, the inner ring of bearing 42 be folded in the shaft shoulder 253 and baffle plate 254 it
Between.
With continued reference to Fig. 4, in the present embodiment, lowering or hoisting gear also includes velocity package 5, and velocity package 5 includes encoder
51 and mounting bracket 52, mounting bracket 52 be fixed on end cap 413, encoder 51 be arranged on mounting bracket 52 on, encoder 51
Input shaft through end cap 413 it is coaxially connected with axis 252 together with.
In above-mentioned implementation, encoder 51 is used for the rotating speed for detecting roller 25, only when the rotating speed of roller 25 is relatively low
When, ratchet 28 just ratchet 27 can be carried out braking it is stuck, so as to avoid the ratchet 27 in the damage motion of ratchet 28.
Specifically, velocity package 5 also includes protective cover 53, and protective cover 53 is arranged in mounting bracket 52, and protective cover 53
It is located at outside encoder 51, to play a part of protection to encoder 51.
Specifically, end cap 413 is provided with positive stop lug boss 255, and mounting bracket 52 is provided with spacing depression, positive stop lug boss 255
It is inserted into spacing depression.
In above-mentioned implementation, the periphery wall of positive stop lug boss 255 and the internal perisporium of spacing depression are interference fitted, so as to logical
The location and installation between end cap 413 and mounting bracket 52 is realized in the cooperation crossed between positive stop lug boss 255 and limited impression.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (10)
1. a kind of lowering or hoisting gear, it is characterised in that the lowering or hoisting gear includes door frame, elevating mechanism and carrier member, the lifting
Mechanism includes sprocket winch, chain assemblies and determines sprocket wheel, and the sprocket winch includes erection support, roller, drive component, spine
Wheel, ratchet and oil cylinder, the bearing are fixedly mounted on the top of the door frame, and the roller is installed in rotation on the bearing
On, the drive component is fixedly mounted on the bearing, and the output end of the drive component is connected with the drum drive, institute
One end that ratchet is fixed on the roller is stated, the ratchet and the roller are coaxially arranged, and the ratchet includes rotation branch angle, limit
Position branch angle and promotion branch angle, the rotation branch angle are hinged with the bearing, the spacing branch angle and the ratchet phase of the ratchet
Match somebody with somebody, the promotion branch angle and the piston rod of the oil cylinder are hinged, and the cylinder body of the oil cylinder is fixedly mounted on the bearing, described
Oil cylinder is configured as driving promotion branch angle movement so that the ratchet of the spacing branch angle and the ratchet offsets or phase
From, the bottom determined sprocket wheel and be fixedly mounted on the door frame, the chain assemblies are set in the roller and described fixed
On sprocket wheel, the carrier member is arranged on the chain assemblies.
2. lowering or hoisting gear according to claim 1, it is characterised in that one end of the roller is provided with the first mounting flange,
First mounting flange and the roller are coaxially arranged, and installation base is coaxially provided with first mounting flange, described
The inward flange of ratchet is circumferentially with installation depression, and the installation base is installed in the installation depression.
3. lowering or hoisting gear according to claim 1, it is characterised in that the bearing includes the first mounting seat and the second installation
Seat, first mounting seat and the second mounting seat arranged for interval, the drive component are fixedly mounted on first installation
On seat, one end of the roller and the output end of the drive component are connected, and the other end of the roller is rotationally pacified
In second mounting seat.
4. lowering or hoisting gear according to claim 3, it is characterised in that the bearing also includes connector, the connector
One end be fixedly connected with first mounting seat, the other end of the connector is fixedly connected with second mounting seat.
5. lowering or hoisting gear according to claim 3, it is characterised in that the bottom of first mounting seat is provided with base and peace
Shelve, the top of the base is fixedly connected with the bottom of first mounting seat, the bottom of the mounting bracket and the base
It is fixedly connected, the rotation branch angle and the top of the mounting bracket are hinged.
6. lowering or hoisting gear according to claim 3, it is characterised in that second mounting seat is provided with bearing assembly, institute
Stating bearing assembly includes bearing block and bearing, and the bearing block includes fixed cover, back-up ring and end cap, and the fixed cover is arranged on institute
State in the second mounting seat, the back-up ring is fixed on one end of the fixed cover, and the end cap is fixed on the another of the fixed cover
End, the bearing is inserted into the fixed cover, and the outer ring of the bearing is folded between the back-up ring and the end cap, institute
The other end for stating roller is provided with axis, and one end of the axis is coaxially fixed on which cylinder, and the other end of the axis is worn
The back-up ring is crossed to be inserted into the bearing.
7. lowering or hoisting gear according to claim 6, it is characterised in that the other end periphery wall of the axis is provided with axle
Shoulder, the other end end of the axis are coaxially installed with baffle plate, and the external diameter of the baffle plate is more than the external diameter of the axis, the axle
The inner ring held is folded between the shaft shoulder and the baffle plate.
8. lowering or hoisting gear according to claim 6, it is characterised in that the lowering or hoisting gear also includes velocity package, described
Velocity package includes encoder and mounting bracket, and the mounting bracket is fixed on the end cap, and the encoder is arranged on institute
State in mounting bracket, the input shaft of the encoder through the end cap it is coaxially connected with the axis together with.
9. lowering or hoisting gear according to claim 8, it is characterised in that the velocity package also includes protective cover, the guarantor
Shield is arranged in the mounting bracket, and the protective cover is located at outside the encoder.
10. lowering or hoisting gear according to claim 8, it is characterised in that the end cap is provided with positive stop lug boss, the installation
Support is provided with spacing depression, and the positive stop lug boss is inserted into the spacing depression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710760908.6A CN107720579A (en) | 2017-08-30 | 2017-08-30 | A kind of lowering or hoisting gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710760908.6A CN107720579A (en) | 2017-08-30 | 2017-08-30 | A kind of lowering or hoisting gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107720579A true CN107720579A (en) | 2018-02-23 |
Family
ID=61205375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710760908.6A Pending CN107720579A (en) | 2017-08-30 | 2017-08-30 | A kind of lowering or hoisting gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107720579A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101255705A (en) * | 2008-04-02 | 2008-09-03 | 淄博大力矿山机械有限公司 | Spade-locating device for rock loader |
| CN201217570Y (en) * | 2008-06-10 | 2009-04-08 | 王存虎 | Fruit storeroom hoister |
| CN102729092A (en) * | 2011-03-31 | 2012-10-17 | 中原工学院 | Spindle blade feed structure |
| CN203571276U (en) * | 2013-11-10 | 2014-04-30 | 无锡新奇特钣金机械有限公司 | Sealing structure of pipeline flange |
| CN104148981A (en) * | 2013-05-13 | 2014-11-19 | 旭东机械(昆山)有限公司 | Automatic pipe discharging and feeding device |
| CN204416989U (en) * | 2014-12-26 | 2015-06-24 | 宁波佩卡液压有限公司 | A kind of novel measuring speed variator hydraulic wireline winch |
-
2017
- 2017-08-30 CN CN201710760908.6A patent/CN107720579A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101255705A (en) * | 2008-04-02 | 2008-09-03 | 淄博大力矿山机械有限公司 | Spade-locating device for rock loader |
| CN201217570Y (en) * | 2008-06-10 | 2009-04-08 | 王存虎 | Fruit storeroom hoister |
| CN102729092A (en) * | 2011-03-31 | 2012-10-17 | 中原工学院 | Spindle blade feed structure |
| CN104148981A (en) * | 2013-05-13 | 2014-11-19 | 旭东机械(昆山)有限公司 | Automatic pipe discharging and feeding device |
| CN203571276U (en) * | 2013-11-10 | 2014-04-30 | 无锡新奇特钣金机械有限公司 | Sealing structure of pipeline flange |
| CN204416989U (en) * | 2014-12-26 | 2015-06-24 | 宁波佩卡液压有限公司 | A kind of novel measuring speed variator hydraulic wireline winch |
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