CN213706704U - Conveying chute - Google Patents
Conveying chute Download PDFInfo
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- CN213706704U CN213706704U CN202022825157.1U CN202022825157U CN213706704U CN 213706704 U CN213706704 U CN 213706704U CN 202022825157 U CN202022825157 U CN 202022825157U CN 213706704 U CN213706704 U CN 213706704U
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- 239000000463 material Substances 0.000 claims abstract description 109
- 238000009825 accumulation Methods 0.000 claims abstract description 9
- 239000002699 waste material Substances 0.000 claims description 39
- 239000000428 dust Substances 0.000 claims description 13
- 238000009423 ventilation Methods 0.000 claims 6
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The application relates to the field of material conveying, in particular to a conveying chute, which comprises a shell and an air blower, wherein the shell inclines towards the ground, one end far away from the ground is provided with a feed inlet, one end close to the ground is provided with a discharge pipe, a breathable layer is arranged in the shell along the direction from the feed inlet to the discharge pipe, a guide plate is arranged at the feed inlet and inclines towards the direction of material movement, one side, close to the breathable layer, of the guide plate is contacted with the breathable layer, an anti-accumulation device is further arranged at the guide plate, the guide plate can reduce the phenomenon that materials are accumulated at the feed inlet of the conveying chute due to too fast blanking, and meanwhile, the guide plate also has a buffering effect and can reduce the abrasion and; because the guide plate is the slope, the material texture is lighter, can receive the guide plate to pile up on the guide plate at the holding power of horizontal direction, prevents piling up the phenomenon that the device can reduce the material and pile up on the guide plate.
Description
Technical Field
The application relates to the field of material conveying, in particular to a conveying chute.
Background
The conveying chute is a device for conveying powdery materials such as cement, fly ash and the like, a centrifugal fan is used as a power source, and the powdery materials in the chute are conveyed along the chute in a suspension state by utilizing the kinetic energy of airflow.
The utility model discloses a china utility model patent that bulletin number is CN211077676U at present discloses an air conveying chute with double-deck splint canvas, be equipped with two side splint canvas subassemblies under corresponding to the feed inlet on the material baffle of chute, double-deck splint canvas subassembly includes upper air chute canvas, middle micropore steel sheet and lower floor's air chute canvas, lower floor's air chute canvas detachably fixes on the bottom face of middle micropore steel sheet, form lower floor's canvas component, upper air chute canvas detachably installs on the top face of middle micropore steel sheet, form double-deck splint canvas subassembly with lower floor's canvas component jointly, it utilizes double-deck splint canvas subassembly as ventilative layer with lower groove region to go up the groove region, the high-pressure air that gets into lower groove region passes through the air bed and gets into the upper groove region. The solid material falls into the canvas arranged on the material clapboard from the feeding hole, the air blower sprays high-pressure air into the lower groove area through the air inlet and enters the upper groove area through the canvas, and the solid material in the upper groove area is in a flow state under the action of air flow and flows under the action of gravity, so that the purpose of conveying is achieved.
In view of the above-mentioned related technologies, the inventor believes that when the material falls from the feeding hole onto the air permeable layer, the angle of the chute is small, the material ratio of the powder is light, and the air permeable layer has a horizontal supporting force to enable the material to be stacked at the place.
SUMMERY OF THE UTILITY MODEL
In order to improve the easy phenomenon of piling up at the feed inlet of chute of material, the utility model provides a conveying chute adopts following technical scheme:
the utility model provides a conveying chute, includes casing and air-blower, the casing is to the slope of ground department, and the one end of keeping away from ground is provided with the feed inlet, and the one end that is close to ground is provided with the discharging pipe, the casing is inside to be provided with ventilative layer along the direction from feed inlet to discharging pipe, ventilative layer is two-layer about being divided into the casing, and ventilative layer top is the conveying layer, and ventilative layer below is the air inlet layer, the tuber pipe and the air inlet layer of air-blower link to each other, feed inlet department is provided with the guide board, the guide board inclines towards the direction of material motion, and the guide board is close to one side and the ventilative layer contact on ventilative layer, guide.
By adopting the technical scheme, the material is discharged from the storage bin and then falls onto the guide plate, and then falls into the material conveying layer along the guide plate, the material can move to the material discharging pipe in a flow state under the action of airflow, and the guide plate can reduce the phenomenon that the material is accumulated at the material feeding port due to too fast blanking; meanwhile, the guide plate also has a buffering effect, so that the abrasion and impact of the material on the breathable layer can be reduced; because the guide plate is the slope, the material texture is lighter, can receive the guide plate to pile up on the guide plate at the holding power of horizontal direction, prevents piling up the phenomenon that the device can reduce the material and pile up on the guide plate.
Optionally, prevent piling up the device and installing outside the casing, prevent piling up the device and include driving motor, pouring weight and connecting rod, driving motor installs on the casing, the pouring weight passes through the connecting rod and the key-type connection of driving motor, and driving motor can drive pouring weight striking guide board.
By adopting the technical scheme, the anti-accumulation device is arranged outside the shell, so that the space inside the material conveying layer is not occupied, and the material conveying layer has enough space inside to convey materials; the heavy impact guide board of driving motor drive makes the guide board vibrations, and the material on the guide board receives can be to ventilative layer department motion after vibrations, reduces the piling up of material on the guide board.
Optionally, one side that the defeated material layer was kept away from to the guide board is provided with the connecting plate parallel with the guide board, be provided with the spring between connecting plate and the guide board, the one end and the guide board of spring are connected, and the other end and connecting plate are connected, driving motor can drive the pouring weight striking connecting plate.
Through adopting above-mentioned technical scheme, driving motor drive pouring weight striking connecting plate makes the connecting plate produce the vibration, and the connecting plate can pass through the spring with the vibration and transmit the guide board for the guide board also produces the vibration, and the connecting plate receives compression spring after the striking simultaneously, and distance grow between connecting plate and the driving motor is convenient for the pouring weight uses driving motor's axis of rotation to be circular motion as the centre of a circle, has reduced the phenomenon that the axis of rotation blocked.
Optionally, a guide rod penetrates through the spring, one end of the guide rod is connected with the guide plate, and the other end of the guide rod penetrates through the connecting plate and is in sliding connection with the connecting plate.
Through adopting above-mentioned technical scheme, can slide to guide board department along the guide bar when the connecting plate receives the striking for the spring is compressed, and the guide bar can play the supporting role to the connecting plate, has reduced the phenomenon that the connecting plate takes place to rock.
Optionally, a timing circuit is further arranged at the driving motor, the timing circuit and the driving motor are connected in parallel and are powered by the same power supply, the timing circuit comprises a first time relay KT1, a second time relay KT2 and a relay KM, the first time relay KT1 is provided with a normally open contact KT1-1, a normally open contact KT1-2 and a coil, the second time relay KT2 is provided with a normally closed contact KT2-1, a normally closed contact KT2-2 and a coil, and the relay KM is provided with a coil and a relay switch KM-1;
a power supply loop of the driving motor is connected with a relay switch KM-1 in series, and a power supply loop of the timing circuit is connected with a switch SB in series;
a coil of the first time relay KT1 and a normally closed contact KT2-2 of the second time relay KT2 are connected in series in a power supply loop of the timing circuit;
a coil of the second time relay KT2 is connected in series with a normally open contact KT1-2 of the first time relay KT1 and then connected in parallel with two ends, away from each other, of the coil of the first time relay KT1 and the normally closed contact KT2-2 of the second time relay KT 2;
the coil of the relay KM is connected with the normally open contact KT1-1 and the normally closed contact KT2-1 in series and then connected with two ends, far away from each other, of the coil of the second time relay KT2 and the normally open contact KT1-2 of the first time relay KT1 in parallel.
Through adopting above-mentioned technical scheme, timing circuit can control driving motor's circulation break-make, starts timing circuit's switch SB after, and driving motor will be got electric at every a period of time, and drive pouring weight striking connecting plate, and driving motor will lose the electricity after the circular telegram a period of time, then will get electric through a period of time driving motor again, so reciprocal circulation, driving motor intermittent type nature work can reduce the waste of electric power resource. The timing circuit is communicated with a first time relay KT1 and starts timing, after the preset time is reached, the normally open contact KT1-1 and the normally open contact KT1-2 are both closed, the second time relay KT2 is electrified, the relay KM is electrified, the relay switch KM-1 is closed, the power supply loop is communicated, the driving motor starts working, and the driving weight strikes the connecting plate. The timing is started after the second time relay KT2 is powered on, after the preset time is reached, the normally closed contact KT2-1 is disconnected, the relay KM is powered off, the relay switch KM-1 is disconnected, a power supply loop is disconnected, the driving motor stops working, the weight does not impact the connecting plate any more, the normally closed contact KT2-2 is also disconnected, the first time relay KT1 is powered off, the normally open contact KT1-1 and the normally open contact KT1-2 are both restored to an opened state, and the timing circuit is restored to an initial state. Because the switch SB of the timing circuit is kept connected, the timing circuit starts to circulate from the state that the first time relay KT1 is electrified and starts to time, thereby playing the effect of circularly starting and stopping the driving motor.
Optionally, a material taking port is formed above the shell, a dustproof cover covers the material taking port, and the dustproof cover can be separated from the material taking port.
By adopting the technical scheme, when workers need to detect and test materials in the storage bin, the dustproof cover can be separated from the material taking port, and part of the materials in the chute are taken out from the material taking port to be detected and tested; the dust cover covers on getting the material mouth and can reduce the phenomenon that the material in the chute spills over outside the chute, also can reduce in the external impurity gets into the chute simultaneously.
Optionally, one side that the shield is close to getting the material mouth is provided with a plurality of locating pins, the locating pin sets up along shield circumference, and when the shield with get the material mouth and connect, it is a plurality of the locating pin all contacts with the inside wall of getting the material mouth.
Through adopting above-mentioned technical scheme, the shield can cover the material taking opening completely when a plurality of locating pins and the contact of material taking opening inside wall, and the locating pin can play the positioning effect, reduces the shield and to the not tight phenomenon of material taking opening cover.
Optionally, the waste material mouth has been seted up to the casing top, waste material mouth edge department is provided with first joint strip, waste material mouth top has still covered the waste material lid, the waste material lid is provided with the second joint strip that corresponds with first joint strip, first joint strip and second joint strip sliding connection.
By adopting the technical scheme, when the conveying chute works normally, the first clamping strip and the second clamping strip are clamped, and the waste material opening is covered by the waste material cover; when the impurity that thoughtlessly has big granule in the material appears, perhaps because the material wets the caking and leads to the phenomenon that can not move under the wind-force effect, to the direction slip waste material lid of keeping away from the waste material mouth, make first joint strip and the separation of second joint strip, waste material lid and waste material mouth separation, the staff takes out the material that can not be transported from the waste material mouth, has reduced the phenomenon that large granule impurity blockked up the conveying layer.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the guide plate is arranged at the feed inlet of the conveying chute, materials discharged from the storage bin fall onto the guide plate and slide into the conveying layer along the guide plate, and the guide plate can reduce the phenomenon that the materials are accumulated at the feed inlet of the conveying chute due to too fast blanking;
2. the accumulation preventing device is arranged at the guide plate, so that the phenomenon of accumulation of materials on the guide plate can be reduced;
3. the drive motor of the anti-accumulation device is controlled by the timing circuit to be switched on and off in a circulating mode, the drive motor works intermittently, and waste of power resources can be reduced.
Drawings
FIG. 1 is a schematic overall structure of the present application;
FIG. 2 is a partial cross-sectional view of the housing in an embodiment of the present application;
FIG. 3 is an exploded view of a take off port in an embodiment of the present application;
FIG. 4 is an exploded view of a waste gate in an embodiment of the present application;
FIG. 5 is a schematic view of the construction of an anti-accumulation device in an embodiment of the present application;
fig. 6 is a circuit diagram of a timing circuit in an embodiment of the present application.
Description of reference numerals: 100. a support; 200. a housing; 210. a material conveying layer; 211. a feed inlet; 212. a material taking port; 213. a guide plate; 214. a waste material port; 220. a breathable layer; 230. an air intake layer; 240. a discharge pipe; 250. an air inlet; 260. a dust cover; 261. positioning pins; 262. a handle; 270. a waste cover; 271. a first clamping strip; 272. a second clamping strip; 300. a blower; 310. an air outlet pipe; 400. an anti-accumulation device; 410. a drive motor; 420. a weight block; 421. a connecting rod; 430. a connecting plate; 440. a spring; 450. a guide bar; 500. a timing circuit.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a conveying chute. Referring to fig. 1 and 2, the conveyor chute includes a housing 200 and a blower 300, the housing 200 being mounted on the stand 100 and inclined toward the ground, typically at an angle of 8 ° to 10 °. Feed inlet 211 has been seted up to casing 200 top, and casing 200 is provided with discharging pipe 240 near the one end on ground, and the material enters into the delivery chute through feed inlet 211 after the ejection of compact in the storage silo, through the ejection of compact of discharging pipe 240. Inside along the direction of material transmission of casing 200 is provided with ventilative layer 220, and the canvas can be selected to the material of ventilative layer 220 in this embodiment, and ventilative layer 220 divides casing 200 into upper and lower two-layer, and the upper strata is defeated material layer 210, and the lower floor is air inlet layer 230. The air outlet pipe 310 of the blower 300 is connected with the end of the air inlet layer 230 higher from the ground, and continuously blows air into the air inlet layer 230, and the material in the material conveying layer 210 moves to the material outlet pipe 240 under the action of wind power and gravity.
The upper side of the material conveying layer 210 is provided with a material taking port 212, and a worker can take out a part of the material from the material taking port 212 to detect whether the quality of the material is qualified. The upper side of the material conveying layer 210 is also provided with a waste material port 214, the materials in the conveying chute can be mixed with large-particle impurities at times, or the powdery materials are damped and agglomerated, and the materials can not move smoothly to the material discharging pipe 240 under the action of wind power and gravity, so that the material conveying layer 210 is easily blocked, and the workers can take out the waste materials from the waste material port 214.
Referring to fig. 3, a dust cover 260 covers the material taking port 212, the dust cover 260 and the material taking port 212 are separately arranged, and when the conveying chute works, the dust cover 260 is connected with the material taking port 212, so that the phenomenon of material overflow can be reduced, and the phenomenon of external impurities entering the conveying chute can also be reduced; when the materials need to be taken out for detection or test, the dust cover 260 is separated from the material taking port 212, so that the materials can be taken out from the material taking port 212. One side that shield 260 is close to getting material mouthful 212 is provided with a plurality of locating pins 261, and locating pin 261 sets up along shield 260 circumference, and shield 260 can only cover getting material mouthful 212 completely when a plurality of locating pins 261 all contact with the inside wall of getting material mouthful 212, and the locate function of locating pin 261 can reduce shield 260 and cover not tight phenomenon to getting material mouthful 212. The dust cover 260 is provided with a handle 262 on one side far away from the material taking port 212, so that the dust cover 260 can be taken by a worker conveniently.
Referring to fig. 4, a waste material port 214 is further disposed above the housing 200, a waste material cover 270 is disposed above the waste material port 214, a first clamping strip 271 is disposed at the waste material port 214, a second clamping strip 272 clamped with the first clamping strip 271 is disposed on the waste material cover 270, and the second clamping strip 272 can also slide along the first clamping strip 271. When the conveying chute works normally, the first clamping strip 271 and the second clamping strip 272 are clamped with each other, and when waste materials need to be taken out, the waste material cover 270 slides in the direction away from the shell 200, so that the first clamping strip 271 and the second clamping strip 272 are separated, and the waste materials can be taken out. A handle 262 is also provided on the waste cover 270 to facilitate the worker to take the waste cover 270.
Referring to fig. 5, the guide plate 213 is provided with an anti-stacking device 400 at a side away from the material conveying layer 210, and the anti-stacking device 400 includes a driving motor 410 and a weight 420, and further includes a connection plate 430. The driving motor 410 is installed on the housing 200, the weight 420 and the driving motor 410 are connected through the connecting rod 421, the connecting rod 421 and the weight 420 are fixedly connected, and the connecting rod 421 and the driving motor 410 are connected by a key. A plurality of springs 400 are connected between the connection plate 430 and the guide plate 213, a guide rod 450 is inserted into the spring 400, one end of the guide rod 450 is fixedly connected with the guide plate 213, the other end of the guide rod 450 penetrates through the connection plate 430, and the connection plate 430 can slide along the guide rod 450. The driving motor 410 can drive the weight 420 to rotate and strike the connection plate 430, and the spring 440 is compressed, so that the weight 420 can smoothly make a circular motion under the driving of the driving motor 410.
Referring to fig. 6, a timing circuit 500 is further disposed at the driving motor 410, and the timing circuit 500 can control the driving motor 410 to start and stop cyclically. The timing circuit 500 comprises a first time relay KT1, a first time relay KT2 and a relay KM, wherein the first time relay KT1 is provided with a normally open contact KT1-1, a normally open contact KT1-2 and a coil, and a second time relay KT2 is provided with a normally closed contact KT2-1, a normally closed contact KT2-2 and a coil. The timing circuit 500 and the driving motor 410 are connected in parallel and both powered by the same power supply, a relay switch KM-1 is connected in series on a power supply loop of the driving motor 410, and a switch SB is connected in series on a power supply loop of the timing circuit 500. A coil of the first time relay KT1 and the normally closed contact KT2-2 are connected in series in a power supply loop of the timing circuit 500; a coil of the second time relay KT2 is connected in series with the normally open contact KT1-2 and then is connected in parallel with two ends, far away from each other, of the coil of the first time relay KT1 and the normally closed contact KT 2-2; the coil of the relay KM is connected with the normally open contact KT1-1 and the normally closed contact KT2-1 in series and then connected with two ends of the coil of the second time relay KT2, which are far away from the normally open contact KT1-2, in parallel.
In an initial state, the switch SB of the timing circuit 500 is disconnected, the relay switch KM-1 is disconnected, the normally open contact KT1-1 and the normally open contact KT1-2 are disconnected, the normally closed contact KT2-1 and the normally closed contact KT2-2 are closed, and the driving motor 410 does not work. After the switch SB of the timing circuit 500 is communicated, the first time relay KT1 is electrified and starts to time, the normally open contact KT1-1 and the normally open contact KT1-2 are closed after the preset time is reached, the second time relay KT2 and the relay KM are electrified, the relay switch KM-1 is attracted, the power supply loop where the driving motor 410 is located is communicated, and the driving motor 410 starts to drive the heavy block 420 to impact the connecting plate 430.
The second time relay KT2 starts timing after being powered on, when the preset time is reached, the normally closed contact KT2-1 is disconnected, the relay KM is powered off, the relay switch KM-1 is disconnected, the power supply loop where the driving motor 410 is located is disconnected, the driving motor 410 stops working, and the heavy block 420 does not impact the connecting plate 430 any more; the normally closed contact KT2-2 is also opened, the first time relay KT1 loses electricity, the normally open contact KT1-1 and the normally open contact KT1-2 are both restored to the opened state, and the timing circuit 500 is restored to the initial state. Because the switch SB of the timing circuit 500 is always kept in a connected state after being connected, the timing circuit 500 starts to circulate from a state that the first time relay KT1 is electrified and starts to time, thereby achieving the effect of circularly starting and stopping the driving motor 410.
The implementation principle of the conveying chute in the embodiment of the application is as follows: before the material is transported using the conveyor chute, the blower 300 is turned on to fill the air-intake layer 230 with air, and then the material is dropped into the housing 200. The material enters the shell 200 through the feed inlet 211, firstly falls onto the inclined guide plate 213, then slides onto the air permeable layer 220 from the guide plate 213, and moves towards the discharge pipe 240 under the dual action of wind power and gravity. Since the guide plate 213 is inclined, the material is light and may be piled up on the guide plate 213. Starting driving motor 410, driving motor 410 can drive weight 420 and strike connecting plate 430 and make connecting plate 430 vibrate, and connecting plate 430 is connected through spring 440 and guide board 213, and spring 440 can transmit the vibrations of connecting plate 430 to guide board 213 to will pile up on the material vibrations of guide board 213 to ventilative layer 220 on, reduce the accumulational phenomenon of material. The driving motor 410 is controlled by the timing circuit 500, and the driving motor 410 is started every time a set time interval passes, the driving weight 420 strikes the connecting plate 430 to vibrate the materials stacked on the guide plate 213, so that the phenomenon of power resource waste caused by the fact that the driving motor 410 works all the time is reduced. When the quality and the performance of the material need to be detected, a part of the material can be taken out from the material taking port 212 for testing. After the material is conveyed, the air blower 300 is closed, the waste cover 270 is separated from the waste port 214, and workers can remove large-particle impurities or caking materials caused by dampness from the waste port 214, so that the phenomenon of blockage of the material conveying layer 210 is reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A conveying chute comprises a shell (200) and an air blower (300), wherein the shell (200) inclines towards the ground, one end far away from the ground is provided with a feed inlet (211), one end close to the ground is provided with a discharge pipe (240), a ventilation layer (220) is arranged inside the shell (200) along the direction from the feed inlet (211) to the discharge pipe (240), the ventilation layer (220) divides the shell (200) into an upper layer and a lower layer, a material conveying layer (210) is arranged above the ventilation layer (220), an air inlet layer (230) is arranged below the ventilation layer (220), an air outlet pipe (310) of the air blower (300) is connected with the air inlet layer (230), the conveying chute is characterized in that a guide plate (213) is arranged at the feed inlet (211), the guide plate (213) inclines towards the direction of material movement, and one side, close to the ventilation layer (220), of the guide plate (213) is contacted with the ventilation, the guide plate (213) is also provided with an anti-accumulation device (400).
2. A conveyor chute according to claim 1, characterized in that said anti-stacking means (400) is mounted outside the housing (200), said anti-stacking means (400) comprising a drive motor (410), a weight (420) and a connecting rod (421), said drive motor (410) being mounted on the housing (200), said weight (420) being keyed by the connecting rod (421) and the drive motor (410), the drive motor (410) being capable of driving the weight (420) to strike the guide plate (213).
3. A conveyor chute according to claim 2, characterized in that the side of the guide plate (213) facing away from the conveyor layer (210) is provided with a connecting plate (430) parallel to the guide plate (213), that a spring (440) is arranged between the connecting plate (430) and the guide plate (213), that one end of the spring (440) is connected to the guide plate (213) and the other end is connected to the connecting plate (430), and that the drive motor (410) can drive the weight (420) to strike the connecting plate (430).
4. A conveyor chute as claimed in claim 3, characterized in that a guide rod (450) is arranged through said spring (440), said guide rod (450) being connected at one end to the guide plate (213) and at the other end through the connecting plate (430) and being slidably connected to the connecting plate (430).
5. A conveying chute as claimed in claim 4, characterized in that a timing circuit (500) is further provided at the drive motor (410), the timing circuit (500) and the drive motor (410) being connected in parallel and both being supplied with power from the same power supply, the timing circuit (500) comprising a first time relay KT1, a second time relay KT2 and a relay KM, the first time relay KT1 having a normally open contact KT1-1, a normally open contact KT1-2 and a coil, the second time relay KT2 having a normally closed contact KT2-1, a normally closed contact KT2-2 and a coil, the relay KM having a coil and a relay switch KM-1;
a relay switch KM-1 is connected in series on a power supply loop of the driving motor (410), and a switch SB is connected in series on a power supply loop of the timing circuit (500);
a coil of the first time relay KT1 and a normally closed contact KT2-2 of the second time relay KT2 are connected in series in a power supply loop of the timing circuit (500);
a coil of the second time relay KT2 is connected in series with a normally open contact KT1-2 of the first time relay KT1 and then connected in parallel with two ends, away from each other, of the coil of the first time relay KT1 and the normally closed contact KT2-2 of the second time relay KT 2;
the coil of the relay KM is connected with the normally open contact KT1-1 and the normally closed contact KT2-1 in series and then connected with two ends, far away from each other, of the coil of the second time relay KT2 and the normally open contact KT1-2 of the first time relay KT1 in parallel.
6. A conveyor chute as claimed in claim 5, characterized in that a material taking opening (212) is provided above said housing (200), a dust cover (260) is covered above said material taking opening (212), said dust cover (260) being separable from said material taking opening (212).
7. A conveyor chute according to claim 6, characterized in that the dust cover (260) is provided with a plurality of positioning pins (261) on the side close to the material withdrawal opening (212), said positioning pins (261) being arranged circumferentially along the dust cover (260), said positioning pins (261) being arranged to contact the inner side wall of the material withdrawal opening (212) when the dust cover (260) is connected to the material withdrawal opening (212).
8. A conveyor chute as claimed in claim 7 wherein: waste material mouth (214) have been seted up to casing (200) top, waste material mouth (214) edge is provided with first joint strip (271), waste material mouth (214) top still covers has waste material lid (270), waste material lid (270) are provided with second joint strip (272) that correspond with first joint strip (271), first joint strip (271) and second joint strip (272) sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022825157.1U CN213706704U (en) | 2020-11-30 | 2020-11-30 | Conveying chute |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022825157.1U CN213706704U (en) | 2020-11-30 | 2020-11-30 | Conveying chute |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213706704U true CN213706704U (en) | 2021-07-16 |
Family
ID=76785550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022825157.1U Active CN213706704U (en) | 2020-11-30 | 2020-11-30 | Conveying chute |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213706704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114890145A (en) * | 2022-04-25 | 2022-08-12 | 陕西正元粉煤灰综合利用有限公司 | Coal ash gasification conveying device and conveying process thereof |
-
2020
- 2020-11-30 CN CN202022825157.1U patent/CN213706704U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114890145A (en) * | 2022-04-25 | 2022-08-12 | 陕西正元粉煤灰综合利用有限公司 | Coal ash gasification conveying device and conveying process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of conveying chute Granted publication date: 20210716 Pledgee: Shandong Shanghe Rural Commercial Bank Co.,Ltd. Urban Branch Pledgor: Jinan Shanshui Cement Co.,Ltd. Registration number: Y2024980010356 |