CN215031001U - Prevent throwing stone material quick screening plant of raise dust - Google Patents
Prevent throwing stone material quick screening plant of raise dust Download PDFInfo
- Publication number
- CN215031001U CN215031001U CN202121349609.1U CN202121349609U CN215031001U CN 215031001 U CN215031001 U CN 215031001U CN 202121349609 U CN202121349609 U CN 202121349609U CN 215031001 U CN215031001 U CN 215031001U
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- screening
- barrel
- stone material
- support frame
- supporting seat
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- 238000012216 screening Methods 0.000 title claims abstract description 116
- 239000000463 material Substances 0.000 title claims abstract description 38
- 239000004575 stone Substances 0.000 title claims abstract description 32
- 239000000428 dust Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000007599 discharging Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 abstract 1
- 239000007921 spray Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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Abstract
The utility model discloses a prevent throwing stone material quick screening plant of raise dust, including water tank, portable power source, water pump and shower nozzle. This quick screening plant of stone material of throwing of dustproof, through the bung, the setting of U-shaped clamp splice and second screw thread handle for the top of screening bucket is shielded, reduces to get into the diffusion that stone material carried the raise dust in the screening bucket, uses through the cooperation between water tank, portable power source, water pump and the shower nozzle, makes and to carry out the spraying dust fall to screening bucket and play hopper inner space, thereby makes this quick screening plant of stone material of throwing of dustproof have the function of dustproof. Through the cooperation use between support frame, screening bucket, connection boss, elastic mechanism, vibrating motor, montant, spring and the screw thread fixed block for the screening bucket can drive the sieve and vibrate, improves screening efficiency, thereby makes this prevent throwing stone material quick screening plant's of raise dust screening efficiency higher.
Description
Technical Field
The utility model relates to a building field specifically is a prevent throwing stone material quick screening plant of raise dust.
Background
The soft soil distribution in China is wide, and with the continuous promotion of traffic engineering construction, a large number of roadbed projects are built on the soft soil stratum. The soft soil stratum has large water content, large pores, weak permeability and weak bearing capacity, and is often required to be treated. The method of stone-throwing and sludge-squeezing is widely applied to the treatment of soft soil foundation due to the advantages of simple construction, short construction period, low cost and the like. When the soft foundation treatment is carried out by using the rubble silt-expelling method, in order to achieve the throwing depth and ensure the silt-expelling effect, certain requirements are provided for the grain size of rubbles.
Along with the increasing of social environmental protection consciousness, the dust emission problem of engineering construction gradually draws attention. If no effective measures are taken for screening the throwing stones, serious dust can be generated, the environment is polluted, and the health of workers is harmed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent throwing stone material quick screening plant of raise dust to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a stone throwing material rapid screening device capable of preventing dust raising comprises a support frame, wherein a screening barrel is arranged on the inner side of the top of the support frame, connecting bosses are symmetrically and fixedly connected with two sides of the screening barrel, a plurality of elastic mechanisms are uniformly arranged between the connecting bosses and the support frame, a vibrating motor is fixedly installed on one side of the screening barrel, a feeding hopper communicated with the screening barrel is fixedly connected to the other side of the screening barrel, a barrel cover is arranged on the top of the screening barrel, a discharging hopper is arranged below the vibrating motor, the discharging hopper is fixedly connected with the screening barrel and communicated with the screening barrel, a screening plate is arranged on the inner side of the screening barrel, rotating shafts are symmetrically and fixedly connected with two sides of the screening barrel, one ends of the rotating shafts penetrate through the screening barrel and are fixedly connected with a rotating disc, a movable groove corresponding to the rotating shafts is formed in the screening barrel, a limiting mechanism is arranged between the rotating shafts and the screening barrel, a water tank is fixedly installed on one side of the support frame, and a mobile power supply is fixedly installed on the top surface of the water tank, the portable power source's casing top surface fixed mounting has the water pump, and the water inlet of water pump is linked together through the bottom of pipeline with the water tank, and the delivery port of water pump has the shower nozzle through the tube coupling, and the shower nozzle is equipped with two, and shower nozzle symmetry fixed connection is in the both sides of screening bucket, and the shower nozzle inserts in the screening bucket and flushes with the inner wall of screening bucket, and the equal fixed mounting in bottom surface four corners of support frame has the truckle, and portable power source's casing outer wall fixed mounting has the switch.
As a further aspect of the present invention: the water tank top begins to have annotates the liquid mouth, and the sieve is equipped with a plurality ofly, and the sieve mesh diameter diverse on the different sieves, and the upper portion and the magazine of sieve flush, the lower part and the play hopper of sieve flush, the stock guide that the inboard fixedly connected with slope of support frame bottom set up.
As a further aspect of the present invention: one side of the barrel cover is hinged with the outer wall of the top of the screening barrel through a hinge, a handle is fixedly connected to the top surface of the barrel cover, two corners of the other side of the barrel cover are symmetrically and fixedly connected with U-shaped clamping blocks, the U-shaped clamping blocks correspond to and are matched with the barrel wall of the screening barrel, a second threaded handle is in threaded connection with one side of each U-shaped clamping block, one end of each second threaded handle is inserted into each U-shaped clamping block, and a lock hole which corresponds to and is matched with the second threaded handle is formed in the screening barrel.
As a further aspect of the present invention: the elastic mechanism comprises a vertical rod, a spring and a thread fixing block.
As a further aspect of the present invention: one end of the vertical rod is fixedly connected with the bottom surface of the connecting boss, the other end of the vertical rod vertically penetrates through the top of the support frame and is in threaded connection with the threaded fixing block, a through hole in sliding connection with the vertical rod is formed in the top of the support frame, the spring sleeve is arranged on the outer side of the vertical rod, and the spring is arranged between the connecting boss and the support frame.
As a further aspect of the present invention: the limiting mechanism comprises a supporting seat, a first threaded shank and a fixed cover.
As a further aspect of the present invention: the utility model discloses a screening bucket, including supporting seat, fixed lid, supporting seat and screening bucket, the supporting seat is established in the bottom of activity groove, the outer wall fixed connection of supporting seat and screening bucket, and fixed lid is established in the top of supporting seat, and fixed lid passes through bolt and supporting seat fixed connection, and the outside of pivot is established to common cover of supporting seat and fixed lid, and supporting seat and fixed covering offer jointly to be used for the pivot to rotate the recess of connecting, and first screw thread handle threaded connection is in the bottom of supporting seat, and in the recess was inserted to the one end of first screw thread handle, offered on the supporting seat to be used for first screw thread handle threaded connection screw thread through-hole.
As a further aspect of the present invention: the vibration motor and the water pump are both electrically connected with the switch through electric wires, and the switch is electrically connected with the mobile power supply through electric wires.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a setting of bung, U-shaped clamp splice and second screw thread handle for the top of screening bucket is shielded, reduces to get into the diffusion that stone material carried the raise dust in the screening bucket, uses through the cooperation between water tank, portable power source, water pump and the shower nozzle, makes and to spray the dust fall screening bucket and play hopper inner space, thereby makes this raise dust proof throw stone material quick screening plant have the function of raise dust proof.
2. The utility model discloses a cooperation between support frame, screening bucket, connection boss, elastic mechanism, vibrating motor, montant, spring and the screw thread fixed block is used for the screening bucket can drive the sieve and vibrate, improves screening efficiency, thereby makes this prevent that the throwing stone material of raise dust sieves device fast's screening efficiency higher.
3. The utility model discloses a cooperation between sieve, pivot, movable groove, supporting seat, the fixed lid is used for installing that the sieve can be convenient changes the sieve in the screening bucket simultaneously, thereby makes this quick screening plant of flint material of raise dust have the function of being convenient for sieve installation and change, can select suitable sieve to sieve according to the screening demand of difference.
4. The utility model discloses a quota between sieve, pivot, supporting seat, fixed cover, carousel and the screw thread handle is very practical for the sieve can overturn in the screening bucket, thereby makes the convenience clear up the throwing stone material of sieve top, thereby makes this prevent raise dust throw stone material quick screening plant have the function of being convenient for clear up the maintenance.
Drawings
Fig. 1 is a schematic structural diagram of a dustproof rapid screening device for riprap materials.
Fig. 2 is an enlarged view of a dust-proof riprap material quick screening device a.
Fig. 3 is a rear side perspective view of a dust-proof riprap material rapid screening device.
Fig. 4 is a front sectional view of a dust-proof riprap material rapid screening device.
Fig. 5 is a side sectional view of a dust-proof riprap material rapid screening device.
Fig. 6 is an enlarged view of a dust-proof riprap material quick screening device B.
In the figure: the device comprises a support frame 1, a switch 2, a screening barrel 3, a connecting boss 4, an elastic mechanism 5, a vibrating motor 6, a feeding hopper 7, a barrel cover 8, a lifting handle 9, a discharging hopper 10, a screening plate 11, a rotating shaft 12, a rotating disk 13, a movable groove 14, a limiting mechanism 15, a water tank 16, a mobile power supply 17, a water pump 18, a spray head 19, a caster 20, a material guide plate 21, a vertical rod 22, a spring 23, a thread fixing block 24, a support seat 25, a first thread handle 26, a fixing cover 27, a U-shaped clamping block 28 and a second thread handle 29.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, in the embodiment of the present invention, a dust-proof riprap material rapid screening device comprises a support frame 1, a screening barrel 3 is disposed on the inner side of the top of the support frame 1, connecting bosses 4 are symmetrically and fixedly connected to both sides of the screening barrel 3, a plurality of elastic mechanisms 5 are uniformly disposed between the connecting bosses 4 and the support frame 1, a vibrating motor 6 is fixedly mounted on one side of the screening barrel 3, a feeding hopper 7 is fixedly connected to the other side of the screening barrel 3, a barrel cover 8 is disposed on the top of the screening barrel 3, a discharging hopper 10 is disposed below the vibrating motor 6, the discharging hopper 10 is fixedly connected to and mutually communicated with the screening barrel 3, a screen plate 11 is disposed on the inner side of the screening barrel 3, a rotating shaft 12 is symmetrically and fixedly connected to both sides of the screen plate 11, one end of the rotating shaft 12 penetrates through the screening barrel 3 and is fixedly connected to a turntable 13, a movable groove 14 corresponding to the rotating shaft 12 is disposed on the screening barrel 3, be equipped with limiting mechanism 15 between pivot 12 and the screening bucket 3, one side fixed mounting of support frame 1 has water tank 16, the top surface fixed mounting of water tank 16 has portable power source 17, portable power source 17's casing top surface fixed mounting has water pump 18, water pump 18's water inlet is linked together through the bottom of pipeline with water tank 16, water pump 18's delivery port has shower nozzle 19 through the pipe connection, shower nozzle 19 is equipped with two, 19 symmetrical fixed connection of shower nozzle are in the both sides of screening bucket 3, shower nozzle 19 inserts in screening bucket 3 and flushes with the inner wall of screening bucket 3, the equal fixed mounting in bottom surface four corners of support frame 1 has truckle 20, portable power source 17's outer wall fixed mounting has switch 2.
The top of the water tank 16 begins to be filled with the liquid mouth, the sieve plate 11 is provided with a plurality of, and the sieve mesh diameter diverse on the different sieve plates 11, the upper portion of the sieve plate 11 flushes with the hopper 7, the lower portion of the sieve plate 11 flushes with the hopper 10, and the guide plate 21 which is obliquely arranged is fixedly connected with the inner side of the bottom of the support frame 1.
One side of the barrel cover 8 is hinged with the outer wall of the top of the screening barrel 3 through a hinge, a handle 9 is fixedly connected to the top surface of the barrel cover 8, U-shaped clamping blocks 28 are symmetrically and fixedly connected to two corners of the other side of the barrel cover 8, the U-shaped clamping blocks 28 correspond to and are matched with the barrel wall of the screening barrel 3, a second threaded handle 29 is in threaded connection with one side of each U-shaped clamping block 28, one end of each second threaded handle 29 is inserted into the corresponding U-shaped clamping block 28, and a lock hole corresponding to and matched with the second threaded handle 29 is formed in the screening barrel 3.
The elastic mechanism 5 comprises a vertical rod 22, a spring 23 and a threaded fixing block 24.
One end of the vertical rod 22 is fixedly connected with the bottom surface of the connecting boss 4, the other end of the vertical rod 22 vertically penetrates through the top of the support frame 1 and is in threaded connection with the threaded fixing block 24, a through hole in sliding connection with the vertical rod 22 is formed in the top of the support frame 1, the spring 23 is sleeved on the outer side of the vertical rod 22, and the spring 23 is arranged between the connecting boss 4 and the support frame 1.
The limiting means 15 comprise a support 25, a first threaded shank 26 and a fixed cover 27.
Supporting seat 25 is established in the bottom of activity groove 14, the outer wall fixed connection of supporting seat 25 and screening bucket 3, fixed lid 27 is established in the top of supporting seat 25, fixed lid 27 passes through bolt and supporting seat 25 fixed connection, the common cover of supporting seat 25 and fixed lid 27 is established in the outside of pivot 12, offer the recess that is used for pivot 12 to rotate the connection jointly on supporting seat 25 and the fixed lid 27, first screw thread handle 26 threaded connection is in the bottom of supporting seat 25, the one end of first screw thread handle 26 inserts in the recess, offer on the supporting seat 25 and be used for first screw thread handle 26 threaded connection screw thread through-hole.
The vibration motor 6 and the water pump 18 are both electrically connected with the switch 2 through electric wires, and the switch 2 is electrically connected with the mobile power supply 17 through electric wires.
The utility model discloses a theory of operation is:
when in use, the use steps are as follows:
the method comprises the following steps: moving the device to a position to be used by moving the device through the caster 20 and the external traction equipment;
step two: selecting and installing a sieve plate 11, selecting and installing a proper sieve plate 11, placing the sieve plate 11 into the sieving barrel 3 from the top of the sieving barrel 3, inserting a rotating shaft 12 from the top of a movable groove 14, finally placing the rotating shaft 12 into a groove position which is formed on a supporting seat 25 and a fixed cover 27 on the supporting seat 25, taking the fixed cover 27, fixing the fixed cover 27 on the top surface of the supporting seat 25 through bolts, so that the rotating shaft 12 is limited in the supporting seat 25 and the fixed cover 27, then driving the rotating shaft 12 to rotate through a rotary disc 13, so that the sieve plate 11 is inclined, at the moment, enabling one side of the sieve plate 11 to be flush with the bottom surface of a feeding hopper 7, and then rotating a first threaded handle 26, so that the end part of the first threaded handle 26 abuts against the outer wall of the rotating shaft 12, and the supporting seat 25 and the fixed cover 27 are fixed to each other;
step three: the barrel cover 8 is closed, the barrel cover 8 is rotated through the handle 9 through the hinge, so that the barrel cover 8 is covered on the top of the screening barrel 3, the U-shaped clamping block 28 is clamped on the outer side of the side wall of the screening barrel 3 at the moment, and then the end part of the second threaded handle 29 is inserted into a corresponding lock hole formed in the screening barrel 3 through rotation of the second threaded handle 29;
step four: the electric appliance operates, the vibration motor 6 and the water pump 18 are controlled to start to work through the switch 2, the mobile power supply supplies power to the vibration motor 6 and the water pump 18 in the process, the vibration motor 6 vibrates, so that the screening barrel 3 vertically vibrates above the support frame 1 through the elastic mechanism 5, the screening barrel 3 drives the screen plate 11 to vibrate, the water pump 18 extracts water in the water tank 16 through a connecting pipeline, and simultaneously conveys the extracted water to the spray head 19 and sprays the water into the discharge hopper 10 through the spray head 19;
step five: screening the throwing stones, namely, throwing the throwing stones from a feeding hopper 7 into a screening barrel 3, dropping the throwing stones in the screening barrel 3 above a sieve plate 11, vibrating the sieve plate 11 to screen the throwing stones, carrying out wetting dust fall on the inner area of the screening barrel 3 by water mist sprayed by a spray head 19 at the same time, dropping unqualified throwing stones through a fixed sieve hole of the sieve plate 11, sliding the qualified throwing stones along the sieve plate 11, finally dropping the unqualified materials onto a material guide plate 21, sliding the material guide plate 21 to one side of the device, simultaneously sliding the qualified materials into a discharging hopper 10, sliding out from the discharging hopper 10 and collecting;
step six: the maintenance of the device, when the sieve plate 11 appears the jam or the circumstances that a large amount of unqualified throw stone material is piled up appears, rotate first screw thread handle 26 this moment, relieve the fixed of counter shaft 12, then drive pivot 12 through carousel 13 and rotate to with sieve plate 11 upset, the throw stone material in sieve plate 11 mesh was shaken out and is dropped under vibrating motor 6's effect this moment, then reverse operation says that sieve plate 11 resets, uses again.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a quick screening plant of stone material of throwing of dustproof, includes support frame (1), its characterized in that: the screening barrel (3) is arranged on the inner side of the top of the support frame (1), the two sides of the screening barrel (3) are symmetrically and fixedly connected with connecting bosses (4), a plurality of elastic mechanisms (5) are uniformly arranged between the connecting bosses (4) and the support frame (1), a vibrating motor (6) is fixedly arranged on one side of the screening barrel (3), a feeding hopper (7) communicated with the other side of the screening barrel (3) is fixedly connected with the other side of the screening barrel, a barrel cover (8) is arranged on the top of the screening barrel (3), a discharging hopper (10) is arranged below the vibrating motor (6), the discharging hopper (10) is fixedly connected with the screening barrel (3) and is communicated with the same, a screening plate (11) is arranged on the inner side of the screening barrel (3), the two sides of the screening plate (11) are symmetrically and fixedly connected with rotating shafts (12), one end of the rotating shaft (12) penetrates through the screening barrel (3) and is fixedly connected with a rotating disc (13), a movable groove (14) corresponding to the rotating shaft (12) is formed in the screening barrel (3), a limiting mechanism (15) is arranged between the rotating shaft (12) and the screening barrel (3), a water tank (16) is fixedly mounted on one side of the support frame (1), a mobile power supply (17) is fixedly mounted on the top surface of the water tank (16), a water pump (18) is fixedly mounted on the top surface of a shell of the mobile power supply (17), a water inlet of the water pump (18) is communicated with the bottom of the water tank (16) through a pipeline, a water outlet of the water pump (18) is connected with two nozzles (19) through pipelines, the two nozzles (19) are symmetrically and fixedly connected to the two sides of the screening barrel (3), the nozzles (19) are inserted into the screening barrel (3) and flush with the inner wall of the screening barrel (3), four corners of the bottom surface of the support frame (1) are fixedly provided with trundles (20), a switch (2) is fixedly mounted on the outer wall of the shell of the mobile power supply (17), a guide plate (21) which is obliquely arranged is fixedly connected to the inner side of the bottom of the support frame (1), a lifting handle (9) is fixedly connected to the top surface of the barrel cover (8), U-shaped clamping blocks (28) are symmetrically and fixedly connected to two corners of the other side of the barrel cover (8), and a second threaded handle (29) is in threaded connection with one side of each U-shaped clamping block (28).
2. The dust-proof thrown stone material rapid screening device according to claim 1, characterized in that: the top of the water tank (16) is provided with a liquid injection port, the sieve plates (11) are provided with a plurality of sieve plates (11), the diameters of the sieve holes on the different sieve plates (11) are different, the upper parts of the sieve plates (11) are level with the feeding hopper (7), and the lower parts of the sieve plates (11) are level with the discharging hopper (10).
3. The dust-proof thrown stone material rapid screening device according to claim 1, characterized in that: one side of the barrel cover (8) is hinged with the outer wall of the top of the screening barrel (3) through a hinge, the U-shaped clamping block (28) corresponds to and is matched with the barrel wall of the screening barrel (3), one end of the second threaded handle (29) is inserted into the U-shaped clamping block (28), and a lock hole which corresponds to and is matched with the second threaded handle (29) is formed in the screening barrel (3).
4. The dust-proof thrown stone material rapid screening device according to claim 1, characterized in that: the elastic mechanism (5) comprises a vertical rod (22), a spring (23) and a threaded fixing block (24).
5. The device for rapidly screening the thrown stone material for preventing dust according to claim 4, which is characterized in that: the bottom surface fixed connection of the one end of montant (22) and connection boss (4), the other end of montant (22) vertically run through the top of support frame (1) and with screw thread fixed block (24) threaded connection, useful montant (22) sliding connection's through-hole is seted up at the top of support frame (1), the outside at montant (22) is established in spring (23) cover, spring (23) are established between connection boss (4) and support frame (1).
6. The dust-proof thrown stone material rapid screening device according to claim 1, characterized in that: the limiting mechanism (15) comprises a supporting seat (25), a first threaded shank (26) and a fixed cover (27).
7. The device for rapidly screening the thrown stone material for preventing dust according to claim 6, which is characterized in that: the bottom at activity groove (14) is established in supporting seat (25), the outer wall fixed connection of supporting seat (25) and screening bucket (3), establish the top at supporting seat (25) fixed lid (27), fixed lid (27) are through bolt and supporting seat (25) fixed connection, the outside at pivot (12) is established jointly to supporting seat (25) and fixed lid (27), offer the recess that is used for pivot (12) rotation to connect jointly on supporting seat (25) and fixed lid (27), first screw thread handle (26) threaded connection is in the bottom of supporting seat (25), the one end of first screw thread handle (26) is inserted in the recess, offer on supporting seat (25) and be used for first screw thread handle (26) threaded connection screw through-hole.
8. The dust-proof thrown stone material rapid screening device according to claim 1, characterized in that: the vibration motor (6) and the water pump (18) are both electrically connected with the switch (2) through electric wires, and the switch (2) is electrically connected with the mobile power supply (17) through electric wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121349609.1U CN215031001U (en) | 2021-06-17 | 2021-06-17 | Prevent throwing stone material quick screening plant of raise dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121349609.1U CN215031001U (en) | 2021-06-17 | 2021-06-17 | Prevent throwing stone material quick screening plant of raise dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215031001U true CN215031001U (en) | 2021-12-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121349609.1U Expired - Fee Related CN215031001U (en) | 2021-06-17 | 2021-06-17 | Prevent throwing stone material quick screening plant of raise dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215031001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488025A (en) * | 2021-06-17 | 2022-12-20 | 中交隧道工程局有限公司 | Dust-raising-prevention rapid screening device and method for riprap materials |
-
2021
- 2021-06-17 CN CN202121349609.1U patent/CN215031001U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488025A (en) * | 2021-06-17 | 2022-12-20 | 中交隧道工程局有限公司 | Dust-raising-prevention rapid screening device and method for riprap materials |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |