CN206720380U - A kind of device and car dumper system that prevent tippler funnel from trickling down material - Google Patents
A kind of device and car dumper system that prevent tippler funnel from trickling down material Download PDFInfo
- Publication number
- CN206720380U CN206720380U CN201720417160.5U CN201720417160U CN206720380U CN 206720380 U CN206720380 U CN 206720380U CN 201720417160 U CN201720417160 U CN 201720417160U CN 206720380 U CN206720380 U CN 206720380U
- Authority
- CN
- China
- Prior art keywords
- tippler
- funnel
- baffle plate
- inductive switch
- tippler funnel
- 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.)
- Active
Links
Landscapes
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
Tippler security fields are the utility model is related to, disclose a kind of device and car dumper system for preventing tippler funnel from trickling down material, the side wall upper part of the tippler funnel offers opening, and described device includes：Baffle plate, the baffle plate is located at the opening, and can be rotated under the thrust of the material in the tippler funnel；Inductive switch, the inductive switch is close to baffle plate, can sense the rotation of baffle plate；Control system, the control system signal connect the inductive switch, so that tippler can be controlled to stop overturning when the inductive switch senses the rotation of baffle plate.Technical scheme provided by the utility model can effectively prevent the material gastric disorder causing nausea in tippler funnel from trickling down, and improve the security reliability of car dumper system operation and the production efficiency of tippler.
Description
Technical field
Tippler technical field is the utility model is related to, in particular it relates to which a kind of prevent tippler funnel from trickling down material
Device, further, the utility model further relate to a kind of car dumper system.
Background technology
Tippler is a kind of heavy mechanical equipment for dumping truck bulk cargo, railroad vehicle can be overturn or be tilted
Discharging is allowed to, suitable for industrial departments such as the big harbour of freight volume, metallurgy, coal, thermoelectricity.
In order to improve the automaticity of tippler, realize the tippler unmanned operation in scene, prior art by
Installation camera monitors the material position in tippler funnel above tippler funnel, the staff of control tippler upset according to
The material position of monitoring controls the upset of tippler in camera, to prevent the too high material gastric disorder causing nausea caused in tippler funnel of material position
It is unrestrained.
But there is following defect in above-mentioned tippler during automatic running：First, there is operation not in camera head monitor
Stabilization, have a strong impact on the production efficiency of tippler；Second, supervised by manually existing by funnel camera head monitor funnel material position
Phenomenon not in place is protected, easily causes the material gastric disorder causing nausea in tippler funnel to be trickled down.
In addition, the tippler hopper side walls top below tippler typically offers messenger cable through hole, outside tippler funnel
Control system by being connected through the messenger cable of messenger cable through hole with tippler, for controlling the upset of tippler, one of messenger cable
Divide outside tippler funnel, and the messenger cable minimum point of the part approaches with ground；When the material position in tippler funnel reaches
To certain altitude, and when exceeding messenger cable through hole, material will be from messenger cable through hole material leakage, the ground heap outside tippler funnel
Product, after being stacked into certain altitude, it will contacted with messenger cable, or even bury messenger cable, and tippler is in the process of running, messenger cable can be with
The upset height and movement, and then friction is produced with material such as coal charge up and down of tippler, causes the abrasion of messenger cable insulating outer layer to be drawn
Earth fault is sent out, phase fault is serious to obtain, it is also possible to trigger fire.
Utility model content
The purpose of this utility model is to overcome the easy gastric disorder causing nausea of material existing for prior art in tippler funnel to spill
A kind of technical problem fallen, there is provided the unrestrained technical scheme of material gastric disorder causing nausea that can effectively prevent in tippler funnel.
To achieve these goals, on the one hand the utility model provides a kind of dress for preventing tippler funnel from trickling down material
Put, the side wall upper part of the tippler funnel offers opening, and described device includes：
Baffle plate, the baffle plate are located at the opening, and can be in the thrust of the unrestrained material in the tippler funnel
Under rotate；
Inductive switch, the inductive switch is close to the baffle plate, can sense the rotation of the baffle plate；
Control system, the control system signal connects the inductive switch, can sense institute in the inductive switch
Tippler is controlled to stop overturning when stating the rotation of baffle plate.
Preferably, the tippler funnel is pyramid shape funnel, a wherein side wall upper part for the pyramid shape funnel
The opening and messenger cable through hole are offered, wherein, the opening is below the messenger cable through hole.
Preferably, level of the baffle plate with tippler funnel edge parallel to the side wall of the tippler funnel
Axis is hinged, and the baffle plate straight down and can close the opening in free state.
Preferably, the outer surface of the side wall is provided with the first articulated section, formed with first through hole on first articulated section；
The baffle plate top is provided with the second articulated section, formed with the second through hole on second articulated section；The first through hole with it is described
Second through hole connects, and the baffle plate passes through through the bearing pin of the first through hole and second through hole and the tippler funnel
It is be hinged.
Preferably, weight member is installed on the baffle plate.
Preferably, the inductive switch is proximity switch, and the proximity switch is fixed on the outside of the tippler funnel
On wall.
Preferably, the control system includes programmable logic controller (PLC), the inductive switch by remote I/O module with
The programmable logic controller (PLC) signal connection.
Preferably, the control system also includes time delay module, and the time delay module can make the FPGA control
Device processed controls tippler to stop overturning after postponing setting time T when the inductive switch senses the rotation of the baffle plate.
Preferably, the span of the setting time T is 0.5s-1.5s.
The device provided by the utility model for preventing that tippler funnel from trickling down material has the advantages that：
The device provided by the utility model for preventing that tippler funnel from trickling down material has baffle plate, is turned over because baffle plate is arranged on
The opening of the side wall upper part of vehicle device funnel, when the solid accumulation in tippler funnel is to certain altitude, such as material heap
Product when exceeding open height to that can push baffle plate, and the baffle plate will rotate under material pushing, and inductive switch can sense
The rotation of baffle plate simultaneously sends trigger signal to control system, so that control system control tippler stops overturning, thus may be used
Avoid the height of materials in tippler funnel is too high from causing material to trickle down, and then the security reliability of tippler operation can be improved.
Stop overturning further, since receiving trigger signal by control system and automatically controlling tippler, therefore, can avoid
Manually guard caused potential safety hazard not in place.
Further, since pushing baffle plate baffle plate by material occurs mechanical rotation, and baffle plate is sensed by inductive switch
Rotate and produce trigger signal, therefore the phenomenon using fluctuation of service existing for camera can be avoided.
The utility model second aspect provides a kind of car dumper system, including tippler and below the tippler
Tippler funnel, the car dumper system also prevent tippler funnel from trickling down material including what the utility model first aspect provided
Device.
Car dumper system provided by the utility model has the advantages that：
Because the device provided by the utility model for preventing tippler funnel from trickling down material has beneficial effect as described above
Fruit, because car dumper system provided by the utility model has higher security reliability and production efficiency.
Brief description of the drawings
Fig. 1 is that the device for preventing the unrestrained material of tippler funnel that the utility model embodiment provides is installed on tippler leakage
Schematic front view when on bucket；
Fig. 2 is the stereochemical structure signal for preventing tippler funnel from trickling down the device of material that the utility model embodiment provides
Figure；
Fig. 3 is the schematic top plan view for the device for preventing the unrestrained material of tippler funnel that the utility model embodiment provides.
Description of reference numerals
1- baffle plate 2- inductive switches
The first articulated sections of 3- weight members 4-
The second articulated sections of 5- 6- bearing pins
7- tippler funnel 8- messenger cable through holes
Embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein
Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
In the utility model, in the case where not making opposite explanation, the noun of locality such as " upper and lower, left and right " used is usual
Refer to the signified upper and lower, left and right of refer to the attached drawing." inside and outside " refers to relative to the inside and outside of part profile itself.
Referring to Fig. 1, the utility model embodiment first aspect provides a kind of dress for preventing tippler funnel from trickling down material
Put, the side wall upper part of the tippler funnel offers opening, and described device includes：
Baffle plate, the baffle plate are located at the opening, and can be in the thrust of the unrestrained material in the tippler funnel
Under rotate；
Inductive switch, the inductive switch is close to the baffle plate, can sense the rotation of the baffle plate；
Control system, the control system signal connects the inductive switch, can sense institute in the inductive switch
Tippler is controlled to stop overturning when stating the rotation of baffle plate.
Specifically, the material is such as can be coal charge, cutting metal, below with reference to coal charge the most typical to this reality
Example is applied to illustrate.
Wherein, it is excessive in order to prevent the coal charge in tippler funnel from accumulating, cause charge height to exceed tippler funnel
Open top height, so as to cause coal charge gastric disorder causing nausea to trickle down, the present embodiment offers opening in the side wall upper part of tippler funnel,
Rotatable baffle plate is set in the opening, then when the charge height in tippler funnel exceedes the open height, by opening portion
The barrier effect of the baffle plate of position, coal charge are allowed to rotate by baffle plate is extruded, and inductive switch is installed on suitable position, with can
The rotation of baffle plate is sensed when baffle plate rotates, and sends trigger signal to control system, control system and is receiving phase
Tippler is controlled to stop overturning during the trigger signal answered, to prevent tippler from continuing to the tippler funnel introversion below tippler
Coal charge is unloaded, thus can avoid the coal charge position in tippler funnel is too high from causing coal charge gastric disorder causing nausea to trickle down, and then tippler can be improved
The security reliability of operation.
Stop overturning further, since receiving trigger signal by control system and automatically controlling tippler, therefore, can avoid
Manually guard caused potential safety hazard not in place.
Further, since pushing baffle plate baffle plate by material occurs mechanical rotation, and baffle plate is sensed by inductive switch
Rotate and produce trigger signal, therefore the phenomenon using fluctuation of service existing for camera can be avoided.
Usually, the tippler funnel can be pyramid shape funnel, wherein in a side wall of the pyramid shape funnel
Portion offers messenger cable through hole, the control system outside tippler by being connected through the messenger cable of messenger cable through hole with tippler, so as to
The upset of tippler can be controlled.A part for messenger cable is located at outside tippler funnel, and the messenger cable minimum point of the part and ground
It is close, and can be with height and movement above and below the upset of tippler.In order to prevent the coal charge in tippler funnel via messenger cable
Through hole is trickled down to tippler funnel, and accumulation buries the subaerial part of messenger cable outside tippler funnel, causes
Insulation sheath wears when messenger cable height is run, and then causes phase fault or trigger fire.In the present embodiment, baffle plate is installed
Opening is in the hopper side walls below messenger cable through hole, it is preferable that in the hopper side walls immediately below messenger cable through hole, and it is close
Messenger cable through hole, thus for coal charge when height reaches opening, tippler is stopped upset, therefore can be in charge height not
Avoid coal charge to continue to accumulate when reaching messenger cable through hole, thus can prevent coal charge from being trickled down by messenger cable through hole to outside tippler funnel, enter
And improve the security reliability of tippler operation.
In order that obtaining the baffle plate can automatically reset when being not affected by coal charge and pushing, baffle plate tippler after automatically reseting
It can continue to overturn, to improve the production efficiency of tippler.In the present embodiment, the baffle plate and the tippler funnel are along parallel
It is hinged in the horizontal axis of the side wall of the tippler funnel, i.e., baffle plate is installed on the tippler by freely-suspended mode
On funnel, and it can be rotated around hitch point with remote or close tippler funnel.When baffle plate is in free state, i.e.,
When baffle plate is not affected by coal charge pushing, due to the effect of self gravitation, baffle plate straight down, and is preferably capable closing opening,
As long as so coal charge has exceeded aperture position, baffle plate just can be effectively pushed.
It should be noted that because tippler funnel is pyramid shape, therefore its side wall is inclined with vertical direction in itself
Angle, that is to say, that there will be certain gap between baffle plate and sidewall opening straight down, can now influence baffle plate to coal
Expect the response of height, in order that baffle plate can be in closed side wall in the case of straight down opening, that is to say, that baffle plate
Be not present gap between opening, and then reliably detect the height of coal charge, on the outer side surface of tippler funnel formed with
Closed plate, for closing the gap between baffle plate and tippler sidewall opening straight down.Because tippler funnel is usually
Made using cast iron or other metal materials, closed plate can be fixed on the outer side surface of tippler funnel by welding manner
On.
The shape of the opening can circular, square, triangle or other arbitrary shapes.Exemplified by square, the opening
Such as can be 30cm*30cm square, now, the shape and size of baffle plate can be with the square aperture in vertical plane upslide
The shape and size of shadow are consistent, and closed plate is arranged to be connected with the edge of the opening, and can be in the baffle plate
During vertical state, the distance between the opening and described baffle plate are closed.
The baffle plate can be side walls hinged with the tippler funnel in the following way, with can be in free state
Close the opening.Fig. 2 and Fig. 3 are referred to, square tippler hopper side walls are provided with the first articulated section, institute over said opening
State formed with first through hole on the first articulated section, the baffle plate top is provided with the second articulated section, is formed on second articulated section
There is the second through hole；The first through hole connects with second through hole, and the baffle plate passes through through the first through hole and described
The bearing pin of second through hole is hinged with the tippler funnel.Specifically, first articulated section can be angle block of right angle, the right angle
Bent plate includes level board connected vertically and vertical plate, and the first through hole is opened in the bottom of the vertical plate, and described
One end of the remote level board of vertical plate is fillet structure, and compared with right-angle structure, fillet structure can prevent stress mistake
Cause the bottom of vertical plate to be ftractureed in concentrating, and be easy to baffle plate to be rotated around hinge point, to prevent the bottom of vertical plate straight
Angle is formed to flapper to be hindered.Matchedly, second articulated section on the baffle plate top, which has, is used to accommodate described erect
The groove of straight panel bottom, second through hole can be opened up on groove two side, be allowed to connect with the first through hole.Formed
Second junction of the groove can be the outwardly convex formed backwards to the side of the tippler funnel in the baffle plate
Two pieces of clamping plates being parallel to each other, the interval between clamping plate forms the groove, in order to prevent stress concentration from causing clamping plate to ftracture,
One end of the remote baffle plate of the clamping plate is fillet structure.
Preferably, in order to improve the mounting stability of the baffle plate, second junction is formed in the upper of the baffle plate
Portion both sides, i.e., described baffle plate are side walls hinged by two positions and the tippler funnel.When being not affected by coal charge pushing, gear
Plate is freely suspended from the side wall of tippler funnel, and by closure of openings, hitch point is the hinge of baffle plate and tippler funnel
Meet place.When charge height exceedes open height, coal charge will extrude baffle plate and be allowed to rotate to the direction away from tippler funnel, with
The passage of time, the coal charge in tippler funnel will be automatically drained out via the grid of its bottom, and coal charge position declines, and baffle plate exists
Vertical position is reset under self gravitation effect, recloses opening.
In order to ensure that baffle plate can automatically reset when being not affected by coal charge and pushing, in the utility model preferred embodiment, institute
State and weight member is installed on baffle plate, to increase the self gravitation of baffle plate, enable more easily to reset, the weight member is excellent
Choosing is arranged at the bottom of baffle plate.Weight member can be integrally formed making with baffle plate, can also pass through welding after post-production
Mode is welded on baffle plate.The shape of the weight member for example can be cylinder, and the axis of the cylindrical accessories part can be with
It is parallel with above-mentioned bearing pin.
The type of the inductive switch can have a variety of, such as infra-red sensor switch or proximity switch etc., be opened with approaching
Exemplified by pass, the proximity switch can be fixed on the lateral wall of tippler funnel by a fixed mechanism, and the fixed mechanism can
Think a fixed plate, the fixed plate can be welded on tippler funnel, and mounting hole, proximity switch are offered in fixed plate
Through the mounting hole in fixed plate.Proximity switch has certain induction range, when baffle plate is in vertical position,
Proximity switch can not sense baffle plate, and when baffle plate rotates, baffle plate will be located adjacent within the induction range of switch,
Thus proximity switch can sense baffle plate, and when proximity switch senses baffle plate, it trigger signal will extremely be controlled corresponding to transmission
System processed, stop overturning by control system control tippler.
Usually, control system can include single-chip microcomputer or programmable logic controller (PLC) PLC etc., and inductive switch can be by remote
Journey I/O modules are connected with the programmable logic controller (PLC) signal, can so be easy to connect up, and save programmable logic controller (PLC)
The I/O points of itself.
Coal charge is fallen into the tippler funnel below tippler by tippler dumping, will impact tippler leakage when coal charge falls
Bucket causes the vibration of tippler funnel.When the vibratory output of tippler funnel is larger, even if the height of coal charge does not reach opening
Position, the vibration of tippler funnel in itself also can cause baffle plate to vibrate or rotate therewith, it is possible to cause flapper to sensing
In the induction region of switch, now inductive switch will send wrong trigger signal to control system so as to cause control system
Maloperation, it is, control system control tippler stops overturning when charge height does not reach opening, this maloperation will certainly
Influence the production efficiency of tippler.In order to solve the above-mentioned technical problem, the control system of the present embodiment has time delay module, and this prolongs
When module can be integrated in inside programmable logic controller (PLC), by the time delay module, programmable logic controller (PLC) can felt
When inductive switch senses the rotation of baffle plate, tippler is controlled to stop overturning after postponing setting time T, you can programmed logic controller
After receiving trigger signal postpone setting time T when just control tippler stop overturn, so can with effectively filtering due to
Flapper caused by the vibration of tippler funnel, so as to improve the reliable of the device for preventing tippler funnel from trickling down material
Property, improve the production efficiency of tippler.
Wherein, setting time T can be set according to actual conditions, for example, it can be set to any between 0.5s-1.5s
One numerical value.
The utility model embodiment on the other hand a kind of car dumper system is also provided, the car dumper system include tippler and
Tippler funnel below the tippler, by tippler will in the material dumping such as coal charge to tippler funnel,
In addition, the car dumper system also includes being used for the device for preventing tippler funnel from trickling down material.Wherein, it is described to be used to prevent from turning over
The device that vehicle device funnel trickles down material is the offer of the utility model embodiment first aspect for preventing tippler funnel from trickling down
The device of material, the device can improve the security reliability of car dumper system operation.
Preferred embodiment of the present utility model, still, the utility model and unlimited is described in detail above in association with accompanying drawing
In this.In range of the technology design of the present utility model, a variety of simple variants can be carried out to the technical solution of the utility model.
It is combined in any suitable manner including each particular technique feature.In order to avoid unnecessary repetition, the utility model
Various combinations of possible ways are no longer separately illustrated.But these simple variants and combination should equally be considered as the utility model institute
Disclosure, belong to the scope of protection of the utility model.
Claims (10)
- A kind of 1. device for preventing tippler funnel from trickling down material, it is characterised in that the side wall upper part of the tippler funnel (7) Opening is offered, described device includes：Baffle plate (1), the baffle plate (1) are located at the opening, and can be in the unrestrained material in the tippler funnel (7) Rotated under thrust；Inductive switch (2), the inductive switch (2) is close to the baffle plate (1), can sense the rotation of the baffle plate (1)；Control system, the control system signal connects the inductive switch (2), can be sensed in the inductive switch (2) Tippler is controlled to stop overturning during the rotation of the baffle plate (1).
- 2. the device according to claim 1 for preventing tippler funnel from trickling down material, it is characterised in that the tippler leakage Bucket (7) is pyramid shape funnel, and a wherein side wall upper part for the pyramid shape funnel offers the opening and messenger cable through hole (8), wherein, the opening is below the messenger cable through hole (8).
- 3. the device according to claim 1 for preventing tippler funnel from trickling down material, it is characterised in that the baffle plate (1) It is hinged with the tippler funnel (7) along the horizontal axis of the side wall parallel to the tippler funnel (7), the baffle plate (1) straight down and the opening can be closed in free state.
- 4. the device according to claim 3 for preventing tippler funnel from trickling down material, it is characterised in that outside the side wall Surface is provided with the first articulated section (4), formed with first through hole on first articulated section (4)；Baffle plate (1) top is provided with the Two articulated sections (5), formed with the second through hole on second articulated section (5)；The first through hole connects with second through hole, The baffle plate (1) is cut with scissors by the bearing pin (6) through the first through hole and second through hole and the tippler funnel (7) Connect.
- 5. prevent tippler funnel from trickling down the device of material according to claim 3 or 4, it is characterised in that the baffle plate (1) weight member (3) is installed on.
- 6. the device according to claim 1 for preventing tippler funnel from trickling down material, it is characterised in that the inductive switch (2) it is proximity switch, the proximity switch is fixed on the lateral wall of the tippler funnel (7).
- 7. the device according to claim 1 for preventing tippler funnel from trickling down material, it is characterised in that the control system Including programmable logic controller (PLC), the inductive switch (2) passes through remote I/O module and the programmable logic controller (PLC) signal Connection.
- 8. the device according to claim 7 for preventing tippler funnel from trickling down material, it is characterised in that the control system Also include time delay module, the time delay module can be such that the programmable logic controller (PLC) is sensed in the inductive switch (2) Tippler is controlled to stop overturning after postponing setting time T during the rotation of the baffle plate (1).
- 9. the device according to claim 8 for preventing tippler funnel from trickling down material, it is characterised in that the setting time T span is 0.5s-1.5s.
- 10. a kind of car dumper system, including tippler and the tippler funnel (7) below the tippler, its feature exist In the car dumper system also includes preventing tippler funnel from trickling down the dress of material described in any one in claim 1-9 Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720417160.5U CN206720380U (en) | 2017-04-19 | 2017-04-19 | A kind of device and car dumper system that prevent tippler funnel from trickling down material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720417160.5U CN206720380U (en) | 2017-04-19 | 2017-04-19 | A kind of device and car dumper system that prevent tippler funnel from trickling down material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206720380U true CN206720380U (en) | 2017-12-08 |
Family
ID=60505960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720417160.5U Active CN206720380U (en) | 2017-04-19 | 2017-04-19 | A kind of device and car dumper system that prevent tippler funnel from trickling down material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206720380U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111453233A (en) * | 2020-04-10 | 2020-07-28 | 神华黄骅港务有限责任公司 | Material level detection device, hopper and car dumper |
| CN114772321A (en) * | 2022-05-17 | 2022-07-22 | 重庆钢铁股份有限公司 | Sealing structure of supporting roll of car dumper and car dumper |
-
2017
- 2017-04-19 CN CN201720417160.5U patent/CN206720380U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111453233A (en) * | 2020-04-10 | 2020-07-28 | 神华黄骅港务有限责任公司 | Material level detection device, hopper and car dumper |
| CN111453233B (en) * | 2020-04-10 | 2022-01-18 | 神华黄骅港务有限责任公司 | Material level detection device, hopper and car dumper |
| CN114772321A (en) * | 2022-05-17 | 2022-07-22 | 重庆钢铁股份有限公司 | Sealing structure of supporting roll of car dumper and car dumper |
| CN114772321B (en) * | 2022-05-17 | 2024-01-30 | 重庆钢铁股份有限公司 | Sealing structure of support roller of car dumper and car dumper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206720380U (en) | A kind of device and car dumper system that prevent tippler funnel from trickling down material | |
| CN103213826A (en) | Blocked material detection device of three-way coal chute | |
| CN104773180A (en) | Funnel vehicle, bottom door opening/closing mechanism of funnel vehicle and control method of bottom door opening/closing mechanism | |
| CN101301953A (en) | Rotary wall type anti-clogging material warehouse | |
| CN203667285U (en) | Stock bin automatic detection and blockage removing device | |
| CN105564871A (en) | Embedded garbage can | |
| CN207739649U (en) | A kind of construction discharging platform | |
| CN203379967U (en) | Pebble coal discharge system of medium-speed coal mill | |
| CN208071236U (en) | Comminuting matter elevator | |
| CN105905465A (en) | Method and device for weakening impact of stone on front wall of storage bin | |
| CN213894243U (en) | Coal overflow prevention protection device | |
| CN204822729U (en) | Curve coal scuttle with loose logical stifled effect | |
| CN208683796U (en) | Detection structure and scrapper conveyor | |
| CN210213962U (en) | Can reduce unloading chute of belt conveyor trouble | |
| CN209841134U (en) | Material level switch and coal bunker | |
| CN204021600U (en) | Sand storehouse, flash device and dry mortar mixing plant | |
| CN204021990U (en) | A kind of Anti-spatter discharge funnel device | |
| CN203816758U (en) | Safe breaking alarm system for stones | |
| CN210285755U (en) | Material state monitoring system in bin allocation scraper conveyor groove box | |
| CN206813008U (en) | Diesel locomotive side smoke evacuation chimney | |
| JP3242180U (en) | Mechanical automatic trip device for coal drop silo clogging of coal conveyor belt | |
| CN206535672U (en) | Three-product HM cyclone blocking auto-alarm device | |
| CN201010347Y (en) | Sliding chute obstruction protecting equipment | |
| CN207774190U (en) | Putty detecting system and belt feeder conveying equipment | |
| CN210557566U (en) | Belt longitudinal tearing prevention protection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |