CN112916377A - Cleaning construction method for blockage of sieve holes of vibrating screen - Google Patents
Cleaning construction method for blockage of sieve holes of vibrating screen Download PDFInfo
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- CN112916377A CN112916377A CN202110130594.8A CN202110130594A CN112916377A CN 112916377 A CN112916377 A CN 112916377A CN 202110130594 A CN202110130594 A CN 202110130594A CN 112916377 A CN112916377 A CN 112916377A
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- spring
- vibrating screen
- bolt
- construction method
- telescopic link
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
- B07B1/54—Cleaning with beating devices
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- Combined Means For Separation Of Solids (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a construction method for clearing blockage of sieve pores of a vibrating screen, which comprises the following steps: the method comprises the following steps: the control system coordinates regular operation of all components of the driving device, the hammering head strikes a screen of the vibrating screen, the pressure regulator pumps out media in the spring spiral pipe and the telescopic rod for pressure reduction, the damping coefficient of the spring spiral pipe is reduced and softened, the thrust of the spring on the supporting plate and the nut C is reduced, the vibration efficiency is improved, and rapid preliminary vibration cleaning is completed when the screen hole is seriously blocked; step two: the control pressure regulating machine fills the medium to spring spiral pipe and telescopic link inside, steps up, and the bolt receives the vibration and upwards plays, and the telescopic link is elongated, and the telescopic link is taken out the inside medium of spring spiral pipe to itself inside through the connecting pipe, reduces the damping coefficient of spring spiral pipe, and the spring softens and reduces backup pad and nut C's thrust, has reached the bolt and has received the resonance effect that the vibration upwards played, has solved the problem that current spring is poor for there is the resonance effect of fixed damping coefficient.
Description
Technical Field
The invention relates to a construction method for cleaning blocked sieve pores of a vibrating screen, belonging to the technical field of artificial sandstone production.
Background
The method is characterized in that a vibrating screen is used in a sand processing system, the vibrating screen is mainly used for grading materials, the moisture of raw materials of the materials or the water (mist) spraying dust fall in the process of each processing link, the moisture of the materials and the needle-shaped materials gradually block screen holes in the screening and grading process, and particularly, the screening of fine materials by using a screen with the size less than or equal to 5mm is more serious;
if the screen is not processed in time after the holes are blocked by the screen, the screening efficiency is reduced, the product quality is affected in severe cases, and aiming at the problem of the screen blockage, most of the processing modes adopted in the prior industry are manual cleaning modes, namely, after a sandstone processing system idles or stops and a vibrating screen stops, workers enter the vibrating screen and use a rubber hammer to beat the screen and use a steel wire brush to clean the screen, for example, a double-layer or multi-layer screen is adopted, the distance between every two layers of screen is small, the screen is an inclined plane of 15-20 degrees, the dust is more, the working environment is poor, the working efficiency is low, each vibrating screen needs 2 people to clean for 0.5-2 h, the labor intensity of the workers is high, and the efficiency is low; meanwhile, when the screen is cleaned manually, if the communication is not smooth, safety accidents are easy to happen, and potential safety hazards exist;
although the vibrating screen mesh blockage cleaning system disclosed in the chinese patent application No. 2016107521051 solves the problems existing in the manual cleaning, the spring 45 is a spring with a fixed damping force, when the mesh blockage is serious, the vibration cleaning time is long, when the bolt 42 moves upwards, the spring 45 with the fixed damping force pushes down the bolt through the nut C47, and the resonance effect is poor.
Disclosure of Invention
In order to solve the technical problem, the invention provides a construction method for clearing blockage of sieve pores of a vibrating sieve.
The invention is realized by the following technical scheme.
The invention provides a construction method for cleaning blocked sieve pores of a vibrating sieve, which uses a vibrating sieve pore blockage cleaning system using a novel resonator, and comprises the following steps:
the method comprises the following steps: the control system coordinates regular operation of all components of the driving device, the hammering head strikes a screen of the vibrating screen, the pressure regulator pumps out media in the spring spiral pipe and the telescopic rod for pressure reduction, the damping coefficient of the spring spiral pipe is reduced and softened, the thrust of the spring on the supporting plate and the nut C is reduced, the vibration efficiency is improved, and rapid preliminary vibration cleaning is completed when the screen hole is seriously blocked;
step two: the control pressure regulating machine fills the medium to spring spiral pipe and telescopic link inside, steps up, and the bolt receives the vibration and upwards plays, and the telescopic link is elongated, and the telescopic link is taken out the inside medium of spring spiral pipe to itself inside through the connecting pipe, reduces the damping coefficient of spring spiral pipe, and the spring softens and reduces backup pad and nut C's thrust, has reached the bolt and has received the resonance effect that the vibration upwards played, has solved the problem that current spring is poor for there is the resonance effect of fixed damping coefficient.
A shaker screen mesh blockage removal system using a novel resonator, comprising: the vibrating screen comprises a vibrating screen and a novel resonator capable of adjusting a resonance damping coefficient, wherein a screen mesh of the vibrating screen is installed on a rack through the resonator.
When the vibrating screen receives or obtains vibration, the damping coefficient of the resonator is adjusted, the resonance effect is improved, the vibration efficiency is improved, and the time required for vibration cleaning is shortened.
The vibrating screen comprises a vibrating screen body, a screen cover, a control system, a support device, a driving device and a hammering head, wherein the support device is fixed on a frame of the vibrating screen body, the driving device is connected with the control system and is installed on the support device, and the hammering head is arranged below a screen of the vibrating screen and is installed on the driving device.
The resonator includes backup pad, slidable runs through the bolt of installation shale shaker and backup pad, cover outside the bolt and the spiral pipe inside be hollow spring, close soon outside the bolt to the spring bottom carry out the nut C that supports, both ends are fixed on bolt and backup pad inside be hollow telescopic link, intercommunication telescopic link cavity inside and the connecting pipe of spring spiral pipe cavity inside, the bolt upwards plays the telescopic link and lengthens, and the bolt telescopic link that falls shortens.
When the hammering head strikes the screen of the vibrating screen, the bolt is vibrated to bounce upwards, the telescopic rod is stretched, the telescopic rod pumps media such as oil or gas in the spring spiral pipe to the inside of the bolt through the connecting pipe, the damping coefficient of the spring spiral pipe is reduced, the spring is softened, the thrust on the supporting plate and the nut C is reduced, the resonance effect of the bolt bouncing upwards due to vibration is improved, and the problem that the resonance effect is poor when the existing spring is a fixed damping coefficient is solved; when the bolt receives the vibration and falls down, the telescopic link shortens, and the inside medium such as fluid of telescopic link or gas pushes away to inside the spring spiral pipe through the connecting pipe, improves the damping coefficient of spring spiral pipe, avoids backup pad and nut C to take place the contact and assaults.
The intercommunication has the pressure regulating pipe on the connecting pipe, the pressure regulating pipe other end intercommunication pressure regulating machine, when the sieve mesh jam is comparatively serious, the pressure regulating machine takes out the inside fluid or media such as gas of spring spiral pipe and telescopic link, step down spring and telescopic link, the damping coefficient descends and becomes soft, spring damping further reduces during the vibration, further vibration efficiency promotes, shorten the time that needs the vibration clearance, later stage control pressure regulating machine fills the inside media such as fluid or gas of filling of spring spiral pipe and telescopic link, step up spring and telescopic link, the damping force of spring is controlled through the flexible of telescopic link, the spiral pipe of avoiding long-term step-down to lead to the spring is impaired.
And a valve for controlling the on-off of the pressure regulating pipe is arranged on the pressure regulating pipe, and the pressure regulating machine can be evacuated by closing the valve. The pressure regulator is an oil pump or an air pump.
The spring spiral tube is a rubber spiral hollow tube.
The resonator also comprises a gasket B positioned between the nut C and the spring, the gasket B improves the stability of the spring when the spring is vibrated, and meanwhile, the gasket B transfers the abrasion of the nut C to the self to improve the stability of the screwing state of the nut C; one end of the telescopic rod is fixed on the gasket B, and the other end of the telescopic rod is fixed on the supporting plate.
The resonator further comprises a hole sleeve which is arranged on a screen hole of the vibrating screen and used for the bolt to slidably penetrate through, and a gasket A which is arranged on the hole sleeve and used for the bolt to slidably penetrate through, wherein the gasket A transfers abrasion from the screen of the vibrating screen to the resonator, so that the abrasion of the vibrating screen is reduced, and the service life is prolonged.
The resonator also comprises a cushion pad which is arranged between the supporting plate and the gasket A and can be slidably penetrated and arranged, so that the large impact generated by the screen and the supporting plate in the motion process is avoided.
The invention has the beneficial effects that: the medium in the spring spiral pipe and the telescopic rod is pumped out by the pressure regulating machine to be depressurized, the damping coefficient of the spring spiral pipe is reduced and softened, the thrust of the spring to the supporting plate and the nut C is reduced, the vibration efficiency is improved, and quick preliminary vibration cleaning is completed when the sieve holes are seriously blocked; spring spiral pipe and the inside step-up of telescopic link, the bolt receives the vibration and upwards plays, and the telescopic link is elongated, and the telescopic link is taken out the inside medium of spring spiral pipe to itself inside through the connecting pipe, reduces the damping coefficient of spring spiral pipe, and the spring becomes soft to backup pad and nut C's thrust reduction, has reached the resonance effect that the bolt received the vibration and upwards plays, has solved the problem that current spring is poor for the existence resonance effect of fixed damping coefficient.
Drawings
FIG. 1 is a schematic diagram of the cleaning system of the present invention;
FIG. 2 is a schematic diagram of the structure of the novel resonator of the present invention;
in the figure: 1-a control system; 2-a drive device; 3-hammering head; a 4-resonator; 41-spacer A; 42-bolt; 43-hole sleeve; 44-a cushion pad; 45-spring; 46-pad B4; 47-nut C; 48-a support plate; 49-connecting tube; 50-a telescopic rod; 51-pressure regulating tube; 52-pressure regulating machine; 5-vibrating the screen; 6-a support device; .
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
See fig. 1-2.
The invention relates to a vibrating screen mesh blockage cleaning system using a novel resonator, which comprises: the vibrating screen comprises a vibrating screen 5 and a novel resonator 4 capable of adjusting a resonance damping coefficient, wherein a screen of the vibrating screen 5 is installed on a frame through the resonator 4.
When the vibrating screen 5 is vibrated or vibrated, the damping coefficient of the resonator 4 is adjusted, the resonance effect is improved, the vibration efficiency is improved, and the time required for vibration cleaning is shortened.
The vibrating screen comprises a control system 1, a supporting device 6 fixed on a frame of a vibrating screen 5, a driving device 2 connected with the control system 1 and installed on the supporting device 6, and a hammering head 3 arranged below a screen of the vibrating screen 5 and installed on the driving device 2.
In order to ensure a good cleaning effect, the number of the hammering heads 3 is plural, and the ratio of the distances between the hammering heads 3 is an integer.
The control system 1, the driving device 2, the hammering head 3, the vibrating screen 5 and the supporting device 6 are all in the prior art disclosed in a vibrating screen mesh blockage cleaning system disclosed in the Chinese patent application No. 2016107521051, and are not stated herein.
The resonator 4 comprises a support plate 48, a bolt 42 which can be slidably arranged on the vibrating screen 5 and the support plate 48 in a penetrating mode, a spring 45 which is sleeved outside the bolt 42 and is hollow inside the spiral pipe, a nut C47 which is screwed outside the bolt 42 and supports the bottom of the spring 45, a telescopic rod 50 which is hollow and can be stretched and fixed at two ends of the bolt 42 and the support plate 48, and a connecting pipe 49 which is used for communicating the hollow inside of the telescopic rod 50 with the hollow inside of the spiral pipe of the spring 45, wherein the bolt 42 upwards bounces the telescopic rod 50 to be lengthened, and the bolt 42 falls down the telescopic rod 50.
When the hammering head 3 strikes the screen of the vibrating screen 5, the bolt 42 is vibrated to bounce upwards, the telescopic rod 50 is lengthened, the telescopic rod 50 pumps media such as oil or gas in the spiral pipe of the spring 45 into the telescopic rod 50 through the connecting pipe 49, the damping coefficient of the spiral pipe of the spring 45 is reduced, the spring 45 is softened, the thrust on the supporting plate 48 and the nut C47 is reduced, the resonance effect that the bolt 42 is vibrated to bounce upwards is improved, and the problem that the resonance effect is poor when the existing spring 45 is a fixed damping coefficient is solved; when the bolt 42 is vibrated and falls, the telescopic rod 50 is shortened, and the oil or gas and other media in the telescopic rod 50 are pushed to the inside of the spiral tube of the spring 45 through the connecting tube 49, so that the damping coefficient of the spiral tube of the spring 45 is improved, and the contact impact between the support plate 48 and the nut C47 is avoided.
The utility model discloses a vibration damping device, including connecting pipe 49, pressure regulating pipe 51, pressure regulating machine 52, when the sieve mesh jam is comparatively serious, pressure regulating machine 52 takes out the medium such as the inside fluid or gas of spring 45 spiral pipe and telescopic link 50, step down spring 45 and telescopic link 50, the damping coefficient descends and softens, spring 45 damping further reduces during the vibration, further vibration efficiency promotes, shorten the time that needs the vibration clearance, later stage control pressure regulating machine 52 fills the medium such as fluid or gas into spring 45 spiral pipe and telescopic link 50 inside, step up spring 45 and telescopic link 50, the damping force of spring 45 is controlled through the flexible of telescopic link 50, it is impaired to avoid long-term decompression to lead to the spiral pipe of spring 45.
And a valve for controlling the on-off of the pressure regulating pipe 51 is arranged on the pressure regulating pipe 51, and the pressure regulating machine 52 can be closed for evacuation. When the medium is oil, the pressure regulator 52 is an oil pump; when the medium is gas, the pressure regulator 52 is an air pump.
The spiral tube of the spring 45 is a hollow tube of rubber spiral.
The resonator 4 further comprises a gasket B46 positioned between the nut C47 and the spring 45, the gasket B46 improves the stability of the spring 45 when the spring is vibrated, and meanwhile, the gasket B46 transfers the abrasion of the nut C47 to the self so as to improve the stability of the screwing state of the nut C47; one end of the telescopic rod 50 is fixed on the pad B46, and the other end is fixed on the supporting plate 48.
The resonator 4 further comprises a hole sleeve 43 which is arranged on a sieve hole of the vibrating screen 5 and is used for the bolt 42 to slidably penetrate through, and a gasket A41 which is arranged on the hole sleeve 43 and is used for the bolt 42 to slidably penetrate through, wherein the gasket A41 transfers abrasion from a sieve mesh of the vibrating screen 5 to the vibrating screen, so that the abrasion of the vibrating screen 5 is reduced, and the service life is prolonged.
The resonator 4 also includes a cushion 44 mounted between the backer plate 48 and the washer a41 for slidable through-mounting to avoid significant impact with the backer plate 48 during screen movement.
A construction method for cleaning screen holes of a vibrating screen is used, and the vibrating screen hole blockage cleaning system using a novel resonator comprises the following steps:
the method comprises the following steps: the control system 1 coordinates regular operation of all components of the driving device 2, the hammering head 3 strikes a screen of the vibrating screen 5, the pressure regulating machine 52 pumps out media in a spiral pipe of the spring 45 and the telescopic rod 50 for depressurization, the damping coefficient of the spiral pipe of the spring 45 is reduced and softened, the thrust of the spring 45 to the supporting plate 48 and the nut C47 is reduced, the vibration efficiency is improved, and rapid primary vibration cleaning is completed when the screen holes are seriously blocked;
step two: the control pressure regulating machine 52 fills the medium to spring 45 spiral pipe and telescopic link 50 inside, steps up, bolt 42 receives the vibration and upwards bounces, telescopic link 50 is elongated, telescopic link 50 takes out the inside medium of spring 45 spiral pipe to itself inside through connecting pipe 49, reduce the damping coefficient of spring 45 spiral pipe, spring 45 softens and reduces the thrust of backup pad 48 and nut C47, the resonance effect that bolt 42 received the vibration and upwards bounced has been reached, the problem that the resonance effect is poor for the existence of fixed damping coefficient of current spring 45 has been solved.
Claims (10)
1. A construction method for cleaning screen holes of a vibrating screen is characterized in that a vibrating screen hole blockage cleaning system using a novel resonator is used, and the construction method comprises the following steps:
the method comprises the following steps: the control system (1) coordinates regular operation of all components of the driving device (2), the hammering head (3) strikes a screen of the vibrating screen (5), the pressure regulating machine (52) pumps out media in a spiral pipe of the spring (45) and a telescopic rod (50) to reduce pressure, the damping coefficient of the spiral pipe of the spring (45) is reduced and softened, the thrust of the spring (45) on the supporting plate (48) and the nut C (47) is reduced, the vibration efficiency is improved, and rapid primary vibration cleaning is completed when the screen holes are seriously blocked;
step two: the control pressure regulating machine (52) fills the medium to spring (45) spiral pipe and telescopic link (50) inside, steps up, bolt (42) receive the vibration upwards to bounce, telescopic link (50) are elongated, telescopic link (50) are taken out spring (45) spiral pipe inside medium to itself inside through connecting pipe (49), reduce the damping coefficient of spring (45) spiral pipe, spring (45) soften to backup pad (48) and nut C (47) thrust reduction, reached bolt (42) and received the resonance effect that the vibration upwards bounced.
2. The vibrating screen mesh blockage cleaning construction method according to claim 1, characterized in that: the vibrating screen mesh blockage cleaning system using the novel resonator comprises: the vibrating screen comprises a vibrating screen (5) and a novel resonator (4) capable of adjusting a resonance damping coefficient, wherein a screen mesh of the vibrating screen (5) is installed on a rack through the resonator (4). .
3. The vibrating screen mesh blockage cleaning construction method according to claim 2, characterized in that: the vibrating screen is characterized by further comprising a control system (1), a supporting device (6) fixed on the frame of the vibrating screen (5), a driving device (2) connected with the control system (1) and installed on the supporting device (6), and a hammering head (3) arranged below the screen of the vibrating screen (5) and installed on the driving device (2).
4. The vibrating screen mesh blockage cleaning construction method according to claim 2, characterized in that: resonator (4) include backup pad (48), bolt (42) on slidable run-through installation shale shaker (5) and backup pad (48), cover outside bolt (42) and the spiral intraduct be hollow spring (45), close soon and carry out the nut C (47) that supports spring (45) bottom outside bolt (42), both ends are fixed on bolt (42) and backup pad (48) inside and are hollow telescopic link (50), intercommunication telescopic link (50) cavity inside and spring (45) spiral intraduct connecting pipe (49), bolt (42) upwards bounce telescopic link (50) are elongated, bolt (42) fall down telescopic link (50) and shorten. .
5. The vibrating screen mesh blockage cleaning construction method according to claim 4, characterized in that: the connecting pipe (49) is communicated with a pressure regulating pipe (51), and the other end of the pressure regulating pipe (51) is communicated with a pressure regulating machine (52).
6. The vibrating screen mesh blockage cleaning construction method according to claim 4, characterized in that: a valve for controlling the on-off of the pressure regulating pipe (51) is arranged on the pressure regulating pipe (51), and the pressure regulating machine (52) can be evacuated when the valve is closed; the pressure regulator (52) is an oil pump or an air pump.
7. The vibrating screen mesh blockage cleaning construction method according to claim 4, characterized in that: the spiral tube of the spring (45) is a rubber spiral hollow tube.
8. The vibrating screen mesh blockage cleaning construction method according to claim 4, characterized in that: the resonator (4) further comprises a spacer B (46) located between the nut C (47) and the spring (45).
9. The vibrating screen mesh blockage cleaning construction method according to claim 8, characterized in that: the resonator (4) further comprises a hole sleeve (43) which is arranged on a screen hole of the vibrating screen (5) and used for the bolt (42) to be installed in a penetrating mode in a sliding mode, and a gasket A (41) which is arranged on the hole sleeve (43) and used for the bolt (42) to be installed in a penetrating mode in a sliding mode.
10. The vibrating screen mesh blockage cleaning construction method according to claim 9, characterized in that: the resonator (4) further comprises a cushion pad (44) mounted between the support plate (48) and the pad A (41) for slidable through mounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110130594.8A CN112916377B (en) | 2021-01-29 | 2021-01-29 | Cleaning construction method for blockage of sieve holes of vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110130594.8A CN112916377B (en) | 2021-01-29 | 2021-01-29 | Cleaning construction method for blockage of sieve holes of vibrating screen |
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| Publication Number | Publication Date |
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| CN112916377A true CN112916377A (en) | 2021-06-08 |
| CN112916377B CN112916377B (en) | 2022-01-21 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB442402A (en) * | 1935-03-15 | 1936-02-07 | Tyler Co W S | Improvements in screening apparatus |
| CN101081391A (en) * | 2007-06-30 | 2007-12-05 | 苏州麦科威化工设备有限公司 | Vibration sieve |
| CN201519663U (en) * | 2009-11-06 | 2010-07-07 | 鞍山重型矿山机器股份有限公司 | Damping device of high frequency vibrating fine-mesh screen |
| CN102878240A (en) * | 2012-10-15 | 2013-01-16 | 扬州龙鑫机械有限公司 | Intelligent hydraulic frictional damping device |
| CN106111527A (en) * | 2016-08-29 | 2016-11-16 | 中国水利水电第九工程局有限公司 | A kind of Vibration Screen hole plug cleaning system |
| CN207093640U (en) * | 2017-08-12 | 2018-03-13 | 鞍山重型矿山机器股份有限公司 | Vibratory sieve damps adjustable shock-absorbing spring |
| CN209925488U (en) * | 2019-04-26 | 2020-01-10 | 新乡格林机械股份有限公司 | Damping device for vibrating screen |
-
2021
- 2021-01-29 CN CN202110130594.8A patent/CN112916377B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB442402A (en) * | 1935-03-15 | 1936-02-07 | Tyler Co W S | Improvements in screening apparatus |
| CN101081391A (en) * | 2007-06-30 | 2007-12-05 | 苏州麦科威化工设备有限公司 | Vibration sieve |
| CN201519663U (en) * | 2009-11-06 | 2010-07-07 | 鞍山重型矿山机器股份有限公司 | Damping device of high frequency vibrating fine-mesh screen |
| CN102878240A (en) * | 2012-10-15 | 2013-01-16 | 扬州龙鑫机械有限公司 | Intelligent hydraulic frictional damping device |
| CN106111527A (en) * | 2016-08-29 | 2016-11-16 | 中国水利水电第九工程局有限公司 | A kind of Vibration Screen hole plug cleaning system |
| CN207093640U (en) * | 2017-08-12 | 2018-03-13 | 鞍山重型矿山机器股份有限公司 | Vibratory sieve damps adjustable shock-absorbing spring |
| CN209925488U (en) * | 2019-04-26 | 2020-01-10 | 新乡格林机械股份有限公司 | Damping device for vibrating screen |
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