CN208022245U - A kind of two-stage hoisting type coal sample conveying device - Google Patents
A kind of two-stage hoisting type coal sample conveying device Download PDFInfo
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- CN208022245U CN208022245U CN201820123451.8U CN201820123451U CN208022245U CN 208022245 U CN208022245 U CN 208022245U CN 201820123451 U CN201820123451 U CN 201820123451U CN 208022245 U CN208022245 U CN 208022245U
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- coal sample
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Abstract
Coal sample conveying device provided by the utility model, material is conveyed by the way of two-stage promotion, in the first order promotes conveying, under the driving of fixed door frame driving motor, the multiple fixed door frame chain wheel assemblies of chain-driving rotate simultaneously, and more be installed on movable door frame movable door frame connecting rods is driven to move upwards, and then drive activity door frame moves upwards；Movable door frame is while moving upwards, lifting bracket is driven to move upwards, since belt conveyor is mounted on lifting bracket, lifting bracket drives belt conveyor to move upwards, and realizes the second level promotion conveying for being temporarily stored into coal sample in belt conveyor feed hopper.The two-stage hoisting type coal sample conveying device, installation space is small, compact-sized, transmission process good airproof performance, and the No leakage of coal sample, steady, uniformly conveying may be implemented.
Description
Technical field
The utility model is related to coal sample transmission technical fields, are conveyed more specifically to a kind of two-stage hoisting type coal sample
Device.
Background technology
Coal sample reduction machine is a kind of device for being crushed raw coal.Since the feed inlet of crusher is higher apart from ground, because
This, before being crushed raw coal, needs that coal sample is delivered at the feed inlet of coal sample reduction machine by conveying device.
Currently, coal sample conveying device on the market, is mostly that vertical type level-one is promoted, the height of chain bucket is as defeated
Height is sent, since hopper is easy residual coal, disposable batch turning easily runs ash, mounting height height, easily leads to elevator in transmission process
It shakes, and transmission process leakproofness is poor.
How to realize steady promotion, the uniform transmission of coal sample, and ensure that transmission process is grey and viscous stifled without running, is this field skill
The technical issues of art personnel's urgent need to resolve.
Utility model content
The purpose of this utility model is to provide a kind of two-stage hoisting type coal sample conveying device, and the two-stage that material may be implemented is even
Speed is promoted, transmission process is steady, without run ash, it is viscous it is stifled, procedure seals are good, and installation space is small.
The utility model provides a kind of two-stage hoisting type coal sample conveying device, including fixed door frame, longitudinal direction set on described solid
Determine fixation door frame connecting rod and use that at least two groups of door frame fix door frame chain wheel assembly, are installed on the fixed door frame top
To drive the fixation door frame driving motor for fixing door frame chain wheel assembly described at least two groups；
Further include being installed on the fixed door frame, capable of being slided up and down along the fixed door frame and can be from the fixed door frame
The movable door frame that stretches out of top, and be installed on the movable door frame, and be connected respectively with the fixed door frame chain wheel assembly
At least two groups activity door frame connecting rod, and be installed on the movable door frame driven wheel on the movable door frame top；
Further include the lifting bracket that is installed on the movable door frame, can be slided up and down along the movable door frame, Yi Jian
Lifting bracket connecting rod loaded on the lifting bracket, to be connected with the movable door frame driven wheel；
Further include being installed on the lifting bracket, containing the belt conveyor of coal sample.
Preferably, further include the belt bracket being installed between the lifting bracket and the belt conveyor, the skin
Belt bracket is slidably connected with the belt conveyor.
Preferably, further include the belt drive motor bracket for being installed on the belt bracket and the belt carriage drive
The connected belt bracket driving wheel of motor is installed on the Belt Conveying motor spindle, and is connected with the belt bracket driving wheel
Transmission chain rack, be horizontally installed in the belt conveyor sliding rail in belt conveyor front and rear sides face and be installed on described
Belt bracket, to the matched multiple belt bracket pulleys of the belt conveyor sliding rail.
Preferably, limit sensor strip is equipped with below the belt conveyor, the belt bracket is equipped with to when contact institute
When stating limit sensor strip, the travel switch of the belt drive motor bracket work can be stopped.
Preferably, the bottom surrounding of the lifting bracket offers mounting hole, and guide sleeve is fixed in the mounting hole；Institute
The bottom for stating belt bracket is surrounded by the supporting rod being installed in the guide sleeve；
The upper end of the supporting rod is installed with conical limit block, and the upper end of the guide sleeve is equipped with to support the taper
The conical limit hole of limited block；
Further include being installed on ground, moving to the conical limit block and the conical limit to work as the lifting bracket
At the position of hole phase separation, the weighing device that can weigh to the belt bracket, the belt conveyor and coal sample.
Preferably, the belt conveyor includes feed hopper and the left side plate for being fixedly arranged on the feed hopper lower face；
It further include the coal scraper plate being installed on inside the left side plate.
Preferably, further include the vibrator for being installed on the feed hopper side wall.
Preferably, further include being installed on inside the belt conveyor, removing iron to remove mixed iron filings in coal sample
Device.
Preferably, the fixed door frame chain wheel assembly includes fixed door frame drive sprocket and fixed door frame driven sprocket, institute
The lower end that fixed door frame drive sprocket is installed on the fixed door frame is stated, the fixed door frame driven sprocket is installed on the fixation
The upper end of door frame.
Coal sample conveying device provided by the utility model conveys coal sample, in the first order by the way of two-stage promotion
It is promoted in conveying, under the driving of fixed door frame driving motor, by chain-driving, all fixed door frame chain wheel assembly turns simultaneously
It is dynamic, and the movable door frame connecting rod being installed on movable door frame is driven to move upwards, and then drive activity door frame moves upwards, it is real
The first order for having showed coal sample is promoted；In addition, movable door frame is in uphill process, one by chain passes through movable door frame driven wheel
End is connected in lifting bracket connecting rod, and the other end is mounted in fixed door frame connecting rod, thus, movable door frame is moving upwards
While, drive lifting bracket to move upwards, since belt conveyor is mounted on lifting bracket, lifting bracket drives
Belt conveyor and coal sample move upwards, and the second level for realizing coal sample is promoted.
Compared with traditional single-stage lifting device, which conveys material by the way of two-stage promotion,
The shaking of belt conveyor and coal sample in lifting process can effectively be slowed down so that lifting process is more steady；In addition, the device
Total height be about fixed door frame height, when conveying operation, lifting bracket can be extended to the object height of promotion, therefore,
The device mounting height is about the 1/2 of conventional lifting arrangements height, significantly saves installation space, and further improve
The stationarity of material conveying.
Therefore, two-stage hoisting type coal sample conveying device provided by the utility model, installation space is small, compact-sized, mistake
Journey good airproof performance, the steady promotion that coal sample may be implemented, and lifting process are viscous stifled without ash, nothing is run.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of two-stage hoisting type coal sample conveying device provided by the utility model；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the vertical view of Fig. 1；
Fig. 4 is the left view of Fig. 1；
Fig. 5 is the structural schematic diagram that door frame is fixed in Fig. 1；
Fig. 6 is the structural schematic diagram of movable door frame in Fig. 1；
Fig. 7 is the structural schematic diagram of lifting bracket in Fig. 1；
Fig. 8 is the structural schematic diagram of belt bracket in Fig. 1；
Fig. 9 is the structural schematic diagram of belt conveyor in Fig. 1；
Figure 10 is the elevational schematic view of Fig. 9；
Figure 11 is structural schematic diagram when belt conveyor rises to highest order and docked with crusher feeding mouth in Fig. 1；
Figure 12 is the structural schematic diagram of weighing device in Fig. 1.
Specific implementation mode
The core of the utility model is to provide a kind of two-stage hoisting type coal sample conveying device, and installation space is small, structure is tight
It gathers, the No leakage of coal sample and steady conveying may be implemented.
It should be noted that the herein presented noun of locality " upper and lower, left and right, are indulged cross " direction refers in Fig. 1
Upper and lower, left and right, cross, longitudinal direction；" preceding " refers to the direction close to paper in Fig. 1；" rear " refers to separate paper in Fig. 1
Direction.The herein presented noun of locality is set on the basis of the usage of those skilled in the art and Figure of description
Vertical, their appearance should not influence the scope of protection of the utility model.
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and specifically
The utility model is described in further detail for embodiment.
It please refers to Fig.1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9 and Figure 10, Fig. 1 is provided by the utility model
Two-stage hoisting type coal sample conveying device structural schematic diagram, Fig. 2 is the front view of Fig. 1, and Fig. 3 is the vertical view of Fig. 1, and Fig. 4 is
The left view of Fig. 1, Fig. 5 are the structural schematic diagram that door frame is fixed in Fig. 1, and Fig. 6 is the structural schematic diagram of movable door frame in Fig. 1, Fig. 7
For the structural schematic diagram of lifting bracket in Fig. 1, Fig. 8 is the structural schematic diagram of belt bracket in Fig. 1, and Fig. 9 is Belt Conveying in Fig. 1
The structural schematic diagram of machine, Figure 10 are the elevational schematic view of Fig. 9.
The utility model provides a kind of two-stage hoisting type coal sample conveying device, including fixed door frame 1, the fixation door frame 1 packet
Include the support portion 12 for being installed on ground and with 12 vertically arranged sliding part 11 of support portion, by foundation bolt by support portion 12
It is fixed on ground, at least two groups are longitudinally provided on sliding part 11 and fix door frame chain wheel assembly and at least one set of roll wheel assembly, Gu
It is that level-one promotes chain wheel assembly to determine door frame chain wheel assembly, and roll wheel assembly is the directive wheel of following movable door frames, fixed door frame sprocket wheel
Component and roll wheel assembly are symmetrical arranged along the longitudinal section of sliding part 11, and the upper end of sliding part 11 is also equipped with fixed door frame connecting rod
17, the upper end of fixed door frame connecting rod 17 connects double strand chain, and lower end of the bolt is connected to sliding part 11, is also installed on support portion 12
There are to drive all fixed door frame chain wheel assemblies while the fixation door frame driving motor 13 of movement；Further include being mounted on fixed door
The top of movable door frame 2 on frame 1, movable door frame 2 is equipped with movable door frame driven wheel 21, the lower end both sides peace of movable door frame 2
Equipped at least 4 movable door frame connecting rods 23,23 equal one end connection chain item of movable door frame connecting rod, one end are bolted in activity
On door frame 2, movable door frame connecting rod 23 is symmetrical arranged along longitudinal section, passes through two chains of above-mentioned fixed door frame chain wheel assembly
One end is mounted in the activity door frame connecting rod 23 of upper end two, and the other end is installed in following two movable door frame connecting rods 23,
Therefore, under the driving of fixed door frame driving motor 13, the whole show door frame that two chains act on movable door frame 2 simultaneously connects
On extension bar 23, to which promotion activity door frame 2 moves up and down, realize that the first order of coal sample is promoted.
In addition, being equipped with lifting bracket 3 on movable door frame 2, the top of lifting bracket 3 has been bolted lifting bracket connection
Bar 31, the lifting bracket connecting rod 31 may connect to the top middle position of lifting bracket 3, and lifting bracket 3 is equipped with support platform
33, it is equipped with to store the belt conveyor 5 of coal charge in support platform 33；Chain passes through movable door frame driven wheel 21, one end
In fixed door frame connecting rod 17, the other end is mounted on lifting bracket connector 31, and movable door frame 2 is moving up and down
While, 3 elevating movement of lifting bracket is pulled, and then pull the belt bracket 4 being installed on lifting bracket 3 and be installed on belt
Belt conveyor 5 on bracket 4 moves up and down, and realizes that the second level of coal sample is promoted with this.
It is to be slidably connected between fixed door frame 1, movable door frame 2 and between movable door frame 2 and lifting bracket 3, that is, Gu
Determine that sliding rail 16 is installed on two madial wall of left and right of door frame 1, directive wheel is installed on two lateral wall of left and right of movable door frame 2, it is living
The directive wheel of dynamic door frame 2 is along 16 elevating movement of sliding rail；Similar, two madial wall of left and right of movable door frame 2 is equipped with sliding rail 22, carries
It rises 3 or so two lateral wall of bracket and pulley is installed, pulley is moved up and down along sliding rail 22.
It is promoted by above-mentioned continuous two-stage, can effectively slow down shaking of the belt conveyor 5 in lifting process so that carry
The process of liter is more steady；In addition, the total height of the device is about the height of fixed door frame 1, when promoting operation, movable door frame 2 can
To extend to the object height of conveying.Therefore, which is about the 1/2 of conventional lifting arrangements height, significant to save
Installation space has been saved, and has further improved the stationarity of coal sample conveying.
In addition, above-mentioned fixed door frame chain wheel assembly specifically includes fixed door frame drive sprocket 14 and fixed door frame driven sprocket
15, fixed door frame driving motor 13 is T-type braking motor, by chain be connected and fixed door frame drive sprocket 14 and fixed door frame from
Movable sprocket 15, to drive movable door frame 2 to be moved up and down along fixed door frame 1.
It should be noted that above-mentioned activity door frame 2 can also be hydraulic oil cylinder driving, cylinder driving or leading screw driving, or
Gear-rack drive, the elevating movement with realization activity door frame 2 relative to fixed door frame 1；In addition, the quantity of above-mentioned each sprocket wheel,
Installation site, the quantity of chain quantity and connecting rod on sprocket wheel, can be varied.
It is that belt conveyor rises to highest order in Fig. 1 and realization is docked with crusher feeding mouth to please refer to Fig.1 1, Figure 11
When structural schematic diagram.
To realize that the discharge port of belt conveyor 5 is accurately docked with the feeding mouth of crusher, belt bracket 4 and Belt Conveying
Can be to be slidably connected between 5 stream oriented device of machine.
Specifically, belt drive motor bracket 41, the output of belt drive motor bracket 41 are installed on belt bracket 4
Axis is equipped with belt bracket driving wheel 42, and the bottom of belt conveyor 5 is equipped with transmission chain rack 56, belt conveyor 5 it is front and back
Two sides are respectively equipped with belt conveyor sliding rail 53, are equipped with and multiple are matched with belt conveyor sliding rail 53 on belt bracket 4
Belt bracket pulley 44, belt conveyor sliding rail 53 is welded in belt conveyor left and right side plates 52, transmission chain rack 56
Mounted on Belt Conveying motor spindle centre position.When work, under the driving force effect of belt drive motor bracket 41, belt support
Frame driving wheel 42 drives the transmission chain rack movement below belt conveyor, since to be welded on belt defeated for belt conveyor sliding rail 53
It send on machine, to realize horizontal rectilinear motion of the belt conveyor sliding rail 53 along belt bracket pulley 44, and then realizes belt
The position of 5 horizontal direction of conveyer adjusts.
It, can be in belt bracket 4 to realize 5 discharge port of belt conveyor and the feeding mouth adjust automatically of crusher and docking
Travel switch is installed in front, and limit sensor strip 57, travel switch and belt drive motor bracket 41 are installed on belt conveyor 5
Between PLC is connected to by conducting wire, when 5 transverse movement of belt conveyor to limit sensor strip 57 is in contact with travel switch,
PLC stops the work of belt drive motor bracket 41 immediately, at this point, the feeding mouth phase of the discharge port of belt conveyor 5 and crusher
Docking.
Please refer to Fig.1 the structural schematic diagram that 2, Figure 12 is weighing device in Fig. 1.
Coal sample conveying device provided by the utility model can also promote support with the function of weighing of material, specifically
The bottom surrounding of frame 3 offers mounting hole, and guide sleeve 32 is fixed in mounting hole, corresponding, the bottom surrounding of belt bracket 4
It is welded with supporting rod 43, when installation, supporting rod 43 is plugged in the guide sleeve 32 of lifting bracket 3, and supporting rod 43 and guide sleeve
There are certain gaps between 32, to prevent movement interference；The upper end of supporting rod 43 is conical limit block, corresponding,
The upper end of guide sleeve 32 is conical limit hole, and when lifting bracket 3 rises, taper limited block is supported just because of conical limit hole,
And apply upward active force to conical limit block, just so that lifting bracket 3 carries belt bracket 4 and moves upwards jointly；When carrying
It rises bracket 3 to drop at the position of conical limit block and conical limit hole phase separation, such as 3 scope of activities of lifting bracket is minimum
Point, at this point, lifting bracket 3 is separated with belt bracket 4, belt bracket 3 and belt conveyor 5 are located on weighing device 6, real
The online weighing before coal sample conveying is showed.
It should be noted that the limit hole shape of guide sleeve 32 is not limited only to taper, can also be arc, spherical shape or semicircle
Shape, and the position of supporting rod 43 and quantity should set according to actual demand, be not construed as limiting herein.
Above-mentioned belt conveyor 5 specifically includes feed hopper 51 and the left side plate 52 for being installed on 51 lower face of feed hopper, into
It can be to be welded to connect between hopper 51 and left side plate 52, can be also detachably connected by connectors such as bolts, belt conveyor 5
Inside coal scraper plate 55 is installed, coal scraper plate 55 is bolted on left side plate 52, and when belt movement, coal scraper plate 55 is by belt
On residual coal sample be purged.
For the coal sample for further clearing up on feed hopper 51, also vibrator can be installed in the lateral wall of feed hopper 51, shake
Under the vibrations force effect of device, the coal sample being attached on feed hopper 51 is shaken, is shaken off, to remove the cinder of 51 madial wall of feed hopper
Attachment.
Certainly, vibrator is also mountable to the lateral wall of left side plate 52, can simultaneously to be attached to left side plate 52 and into
Cinder on 51 madial wall of hopper is cleared up, cleaning efficiency higher.
In addition, deironing apparatus 54 can also be arranged inside belt conveyor 5, which is made of magnetic material,
The iron filings mixed in coal sample can be adsorbed, to realize the timely cleaning of iron filings, are delivered to inside crusher to avoid iron filings
And damage crusher.
It follows that two-stage hoisting type conveying device provided by the utility model, in such a way that two-stage is at the uniform velocity promoted
Coal sample is conveyed, the steady conveying of coal sample is realized；Coal sample is transported by the way of belt transport, it is suitable to the moisture of coal sample
Ying Xingqiang, can meet the transmission demand of dry or wet glutinous coal sample, and good airproof performance, without running ash and viscous stifled；By by guide sleeve 32
Conical internal cavity and supporting rod 43 conical limit block cooperation, may be implemented to belt bracket 4 and belt conveyor 5 and raw coal
The promotion of sample and online weighing；Pass through being slidably connected between 5 stream oriented device of belt bracket 4 and belt conveyor and travel switch
With the control of limit sensor strip, the slitless connection of belt conveyor 5 discharge port and crusher feed-inlet is realized.
It should be noted that two-stage hoisting type conveying device provided by the utility model, is applied not only to conveying coal sample, also
It can be used for conveying the materials such as sample ore, stone.
Two-stage hoisting type coal sample conveying device provided by the utility model is described in detail above.It answers herein
The principles of the present invention and embodiment are expounded with specific case, the explanation of above example is only intended to sides
Assistant solves the method and its core concept of the utility model.It should be pointed out that for those skilled in the art,
Without departing from the principle of this utility model, several improvements and modifications can be made to this utility model, these improvement
It is also fallen into the protection domain of the utility model claims with modification.
Claims (9)
1. a kind of two-stage hoisting type coal sample conveying device, which is characterized in that be set to the fixation including fixed door frame (1), longitudinal direction
The fixation door frame connecting rod that at least two groups of door frame (1) fix door frame chain wheel assembly, are installed on fixed door frame (1) top
(17) and to drive the fixation door frame driving motor (13) for fixing door frame chain wheel assembly described at least two groups；
Further include being installed on the fixed door frame (1), capable of being slided up and down along the fixed door frame (1) and can be from the fixed door
The movable door frame (2) that the top of frame (1) is stretched out, and be installed on the movable door frame (2), and respectively with the fixed door frame chain
At least two movable door frame connecting rods (23) that wheel assembly is connected, and it is installed on the dodge gate on described movable door frame (2) top
Frame driven wheel (21)；
Further include the lifting bracket (3) that is installed on the movable door frame (2), can be slided up and down along the movable door frame (2), with
And be installed on the lifting bracket (3), to the movable door frame driven wheel (21) and the fixed door frame connecting rod
(17) connected lifting bracket connecting rod (23)；
Further include being installed on the lifting bracket (3), containing and transport the belt conveyor (5) of coal sample.
2. two-stage hoisting type coal sample conveying device according to claim 1, which is characterized in that further include being installed on described carry
Rise the belt bracket (4) between bracket (3) and the belt conveyor (5), the belt bracket (4) and the belt conveyor
(5) it is slidably connected.
3. two-stage hoisting type coal sample conveying device according to claim 2, which is characterized in that further include being installed on the skin
The belt drive motor bracket (41) of belt bracket (4), the belt bracket being connected with the belt drive motor bracket (41) are actively
Wheel (42) is installed on the belt conveyor (5) bottom, and the transmission chain rack being connected with the belt bracket driving wheel (42)
(56), it is horizontally installed in the belt conveyor sliding rail (53) in the belt conveyor (5) front and rear sides face and is installed on described
Belt bracket (4), to the matched multiple belt bracket pulleys (44) of the belt conveyor sliding rail (53).
4. two-stage hoisting type coal sample conveying device according to claim 3, which is characterized in that the belt conveyor (5)
Lower section is equipped with limit sensor strip (57), and the belt bracket (4) is equipped with to when contacting limit sensor strip (57), can
Stop the travel switch of belt drive motor bracket (41) work.
5. according to claim 2~4 any one of them two-stage hoisting type coal sample conveying device, which is characterized in that the promotion
The bottom surrounding of bracket (3) offers mounting hole, and guide sleeve (32) is fixed in the mounting hole；The belt bracket (4)
Bottom is surrounded by the supporting rod (43) being installed in the guide sleeve (32)；
The upper end of the supporting rod (43) is installed with conical limit block, and the upper end of the guide sleeve (32) is equipped with described to support
The conical limit hole of conical limit block；
Further include being installed on ground, moving to the conical limit block and the conical limit to work as the lifting bracket (3)
At the position of hole phase separation, it can weigh to what the belt bracket (4), the belt conveyor (5) and coal sample were weighed
Device (6).
6. two-stage hoisting type coal sample conveying device according to claim 5, which is characterized in that the belt conveyor (5)
Including feed hopper (51) and it is fixedly arranged on the left side plate (52) of the feed hopper (51) lower face；Further include being installed on the left side
The internal coal scraper plate (55) of right plate (52).
7. two-stage hoisting type coal sample conveying device according to claim 6, which is characterized in that further include be installed on it is described into
The vibrator of hopper (51) side wall.
8. two-stage hoisting type coal sample conveying device according to claim 7, which is characterized in that further include being installed on the skin
It is internal with conveyer (5), removing the deironing apparatus (54) of mixed iron filings in coal sample.
9. two-stage hoisting type coal sample conveying device according to claim 8, which is characterized in that the fixed door frame chain wheel set
Part includes fixed door frame drive sprocket (14) and fixed door frame driven sprocket (15), fixed door frame drive sprocket (14) installation
In the lower end of the fixed door frame (1), the fixed door frame driven sprocket (15) is installed on the upper end of the fixed door frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820123451.8U CN208022245U (en) | 2018-01-24 | 2018-01-24 | A kind of two-stage hoisting type coal sample conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820123451.8U CN208022245U (en) | 2018-01-24 | 2018-01-24 | A kind of two-stage hoisting type coal sample conveying device |
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| Publication Number | Publication Date |
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| CN208022245U true CN208022245U (en) | 2018-10-30 |
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ID=63904101
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| CN201820123451.8U Active CN208022245U (en) | 2018-01-24 | 2018-01-24 | A kind of two-stage hoisting type coal sample conveying device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108045848A (en) * | 2018-01-24 | 2018-05-18 | 长沙开元仪器股份有限公司 | A kind of two-stage hoisting type coal sample conveying device |
| CN109317433A (en) * | 2018-11-17 | 2019-02-12 | 镇江市科瑞制样设备有限公司 | A kind of compound final proof device of crusher |
| CN112158774A (en) * | 2020-10-09 | 2021-01-01 | 吉林大学 | Electric fork-lift truck slides wheeled wire rope and drags lifting portal system |
-
2018
- 2018-01-24 CN CN201820123451.8U patent/CN208022245U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108045848A (en) * | 2018-01-24 | 2018-05-18 | 长沙开元仪器股份有限公司 | A kind of two-stage hoisting type coal sample conveying device |
| CN108045848B (en) * | 2018-01-24 | 2024-06-14 | 长沙开元仪器有限公司 | Two-stage lifting type coal sample conveying device |
| CN109317433A (en) * | 2018-11-17 | 2019-02-12 | 镇江市科瑞制样设备有限公司 | A kind of compound final proof device of crusher |
| CN112158774A (en) * | 2020-10-09 | 2021-01-01 | 吉林大学 | Electric fork-lift truck slides wheeled wire rope and drags lifting portal system |
| CN112158774B (en) * | 2020-10-09 | 2021-11-30 | 吉林大学 | Electric fork-lift truck slides wheeled wire rope and drags lifting portal system |
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Effective date of registration: 20190605 Address after: No. 1259 Liangtang East Road, Xingsha Industrial Base (Changlong Street), Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Kaiyuan Instrument Co., Ltd., Changsha Address before: 410100 No. 172 Kaiyuan Road, Changsha economic and Technological Development Zone, Hunan Patentee before: Changsha Kaiyuan Instruments Co., Ltd. |