CN210085377U - Filtering device for petrochemical industry - Google Patents
Filtering device for petrochemical industry Download PDFInfo
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- CN210085377U CN210085377U CN201920828886.7U CN201920828886U CN210085377U CN 210085377 U CN210085377 U CN 210085377U CN 201920828886 U CN201920828886 U CN 201920828886U CN 210085377 U CN210085377 U CN 210085377U
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Abstract
The utility model discloses a filter equipment for petrochemical, including the rose box, the equal fixed mounting in bottom four corners of rose box has the supporting leg, one side intercommunication of rose box has into oil pipe, the bottom intercommunication of rose box has an oil pipe, and the below that goes out oil pipe is equipped with the oil storage bucket, the top fixed mounting of rose box has fixed box, fixed mounting has driving motor on one side inner wall of fixed box, fixed mounting has the one end of first rotation pole on driving motor's the output shaft, fixed cover is equipped with first eccentric wheel on the first rotation pole, be equipped with the montant in the fixed box, the top nestification of montant has first ball, the top of first ball and the bottom rolling contact of eccentric wheel. The utility model discloses simple structure, convenient operation, under clamp plate and filter screen cooperation, the falling speed when having improved the oil and filtering has improved work efficiency, satisfies the use needs, is favorable to the use.
Description
Technical Field
The utility model relates to a filtration equipment technical field especially relates to a filter equipment for petrochemical.
Background
The petroleum is one of the main objects of geological exploration, is a viscous dark brown liquid, is called industrial blood, the upper part of the crust of the earth has petroleum storage, the main component is a mixture of various alkanes, cyclanes and aromatic hydrocarbons, the oil formation mechanism of the petroleum has two theories of biological deposition and oil change and petrochemical oil, the former is widely accepted, the petroleum is formed by the long evolution of organisms in the ancient oceans or lakes, belongs to biological deposition and oil change and is not renewable, the latter considers that the petroleum is generated by the carbon in the crust and is irrelevant to the organisms and renewable, the petroleum needs to be filtered by a filtering device when being processed, the existing petroleum filtering device comprises a filtering box, four corners of the bottom of the filtering box are fixedly provided with supporting legs, one side of the filtering box is communicated with an oil inlet pipe, the bottom of the filtering box is communicated with an oil outlet pipe, and an oil outlet barrel is arranged below the oil outlet pipe, be equipped with the filter screen in the rose box, the oil enters into the rose box through advancing oil pipe, and the filter screen filters the oil, discharges through going out oil pipe when filtering the completion.
But current oil filter equipment, because oil viscidity is too big, the oil bonds easily on the filter screen for the speed reduction slows down when oil filters, leads to the filter effect not good, has prolonged filter equipment's duration, has reduced work efficiency, therefore we have proposed a filter equipment for petrochemical and have been used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a filtering device for petrochemical industry.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a petrochemical filtering device comprises a filtering box, wherein supporting legs are fixedly mounted at four corners of the bottom of the filtering box, one side of the filtering box is communicated with an oil inlet pipe, the bottom of the filtering box is communicated with an oil outlet pipe, an oil storage barrel is arranged below the oil outlet pipe, a fixed box is fixedly mounted at the top of the filtering box, a driving motor is fixedly mounted on the inner wall of one side of the fixed box, one end of a first rotating rod is fixedly mounted on an output shaft of the driving motor, a first eccentric wheel is fixedly sleeved on the first rotating rod, a vertical rod is arranged in the fixed box, a first ball is nested at the top end of the vertical rod, the top of the first ball is in rolling contact with the bottom of the eccentric wheel, one end of a transverse rod is fixedly mounted at one side of the vertical rod, a first groove is formed in the inner wall of the other side of the fixed box, and, the cross bar is connected with the first groove in a sliding manner, a plurality of first springs are fixedly arranged on the inner wall of the bottom of the first groove, the top ends of the first springs are fixedly connected with the bottom of the cross bar, the bottom ends of the vertical bars extend into the filter box and are fixedly provided with a pressing plate, the outer side of the pressing plate is connected with the side wall of the filter box in a sealing and sliding manner, the other end of the first rotating bar extends out of the fixed box, the first rotating bar is rotatably arranged with the fixed box, a first chain wheel positioned outside the fixed box is fixedly sleeved on the first rotating bar, a second rotating bar is arranged in the filter box, two second eccentric wheels are fixedly sleeved on the second rotating bar, one end of the second rotating bar extends out of the filter box, the second rotating bar is rotatably arranged with the filter box, a second chain wheel positioned outside the filter box is fixedly sleeved on the second rotating bar, the first chain wheel and the second chain wheel are in transmission connection with the same chain, sliding mounting has same filter screen in two second recesses, fixed mounting has a plurality of second springs on the top inner wall of second recess, the bottom of second spring and the top fixed connection of filter screen, the bottom fixed mounting of filter screen has two connecting rods that are located the rose box, and the bottom nestification of connecting rod has the second ball, the bottom of second ball and the top rolling contact of the second eccentric wheel that corresponds.
Preferably, a first circular hole is formed in the inner wall of one side of the filter box, a sealing bearing is fixedly sleeved in the first circular hole, and an inner ring of the sealing bearing is fixedly sleeved on the outer side of the second rotating rod.
Preferably, a second circular hole is formed in the inner wall of one side of the fixed box, a first bearing is fixedly sleeved in the second circular hole, and an inner ring of the first bearing is fixedly sleeved on the outer side of the first rotating rod.
Preferably, a first through hole is formed in the inner wall of the top of the filter box, a first sealing ring is sleeved in the first through hole, a second through hole is formed in the inner wall of the bottom of the fixed box, a second sealing ring is sleeved in the second through hole in a fixed mode, and the inner side of the first sealing ring and the inner side of the second sealing ring are both connected with the outer side of the vertical rod in a sliding mode.
Preferably, the number of the first springs is two to four, and the two to four first springs are arranged on the inner wall of the bottom of the first groove at equal intervals.
Preferably, the number of the second springs in the same second groove is two to four, and the two to four second springs in the same second groove are arranged on the inner wall of the top of the second groove at equal intervals.
Preferably, the long radius distance of the first eccentric wheel is smaller than the distance from the top of the oil inlet pipe to the bottom of the pressure plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the filter box is matched with a filter box, a driving motor is started, an output shaft of the driving motor drives a first eccentric wheel to rotate through a first rotating rod, a first ball is extruded to drive a vertical rod to move downwards when the first eccentric wheel rotates for the first half circle, the vertical rod drives a transverse rod to move downwards and compress the first spring, the vertical rod drives a pressing plate to move downwards, the first rotating rod drives a first chain wheel to rotate, the first chain wheel drives a second chain wheel to rotate through a chain, the second chain wheel drives the second eccentric wheel to rotate through a second rotating rod, the second ball is extruded to drive a connecting rod to move upwards when the second eccentric wheel rotates for the first half circle, the connecting rod drives the filter screen rebound and compresses the second spring, this moment clamp plate and filter screen are close to each other and extrude the filtration to the oil, loosen the pressure to first ball gradually when first eccentric wheel rotates the back half-turn, the first spring elasticity that is in compression state resets and drives horizontal pole rebound, the horizontal pole drives clamp plate rebound through the montant, loosen the pressure to the second ball gradually when the second eccentric wheel rotates the back half-turn, the second spring elasticity that is in compression state resets and drives the filter screen rebound, make the distance grow between filter screen and the clamp plate, under the effect of first eccentric wheel and second eccentric wheel, make clamp plate and the vertical reciprocating motion of filter screen, extrude the filtration to the oil.
The utility model discloses simple structure, convenient operation, under clamp plate and filter screen cooperation, the falling speed when having improved the oil and filtering has improved work efficiency, satisfies the use needs, is favorable to the use.
Drawings
Fig. 1 is a schematic structural view of a petrochemical filtering device provided by the present invention;
fig. 2 is the schematic structural diagram of part a of the filtering device for petrochemical engineering according to the present invention.
In the figure: the filter comprises a fixed box 1, a driving motor 2, a first rotating rod 3, a first eccentric wheel 4, a vertical rod 5, a cross rod 6, a first groove 7, a first spring 8, a pressing plate 9, a first chain wheel 10, a second eccentric wheel 11, a second rotating rod 12, a second chain wheel 13, a chain 14, a second groove 15, a filter screen 16, a second spring 17, a connecting rod 18 and a filter box 19.
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.
Referring to fig. 1-2, a petrochemical filtering device comprises a filtering box 19, supporting legs are welded at four corners of the bottom of the filtering box 19, an oil inlet pipe is communicated with one side of the filtering box 19, an oil outlet pipe is communicated with the bottom of the filtering box 19, an oil storage barrel is arranged below the oil outlet pipe, a fixed box 1 is welded at the top of the filtering box 19, a driving motor 2 is fixed on the inner wall of one side of the fixed box 1 in a threaded manner, the driving motor 2 is of a type QXSS-04010E, a controller is arranged inside the driving motor 2 and is of a type 6ES721AB230XBB, one end of a first rotating rod 3 is welded on an output shaft of the driving motor 2, a first eccentric wheel 4 is fixedly sleeved on the first rotating rod 3, a vertical rod 5 is arranged in the fixed box 1, a first ball is nested at the top end of the vertical rod 5, the top of the first ball is in rolling contact with the bottom of the eccentric wheel 4, a first groove 7 is formed in the inner wall of the other side of the fixed box 1, the other end of the cross rod 6 extends into the first groove 7, the cross rod 6 is connected with the first groove 7 in a sliding manner, a plurality of first springs 8 are welded on the inner wall of the bottom of the first groove 7, the top ends of the first springs 8 are welded with the bottom of the cross rod 6, the bottom ends of the vertical rods 5 extend into the filter box 19 and are welded with a pressing plate 9, the outer side of the pressing plate 9 is connected with the side wall of the filter box 19 in a sealing and sliding manner, the other end of the first rotating rod 3 extends out of the fixed box 1, the first rotating rod 3 is rotatably mounted with the fixed box 1, a first chain wheel 10 positioned outside the fixed box 1 is fixedly sleeved on the first rotating rod 3, a second rotating rod 12 is arranged in the filter box, two second eccentric wheels 11 are fixedly sleeved on the second rotating rod 12, one end of the second rotating rod 12 extends out of the filter, a second chain wheel 13 positioned outside the filter box 19 is fixedly sleeved on the second rotating rod 12, the first chain wheel 10 and the second chain wheel 13 are connected with the same chain 14 in a transmission manner, second grooves 15 are formed in the inner walls of the two sides of the filter box 19, the same filter screen 16 is arranged in the two second grooves 15 in a sliding manner, a plurality of second springs 17 are welded on the inner wall of the top of each second groove 15, the bottom ends of the second springs 17 are welded with the top of the filter screen 16, two connecting rods 18 positioned in the filter box 19 are welded at the bottom of each filter screen 16, second balls are nested at the bottoms of the connecting rods 18, the bottoms of the second balls are in rolling contact with the tops of the corresponding second eccentric wheels 11, and the second balls are in rolling contact with the tops of the corresponding second eccentric wheels 10 through the arranged fixed box 1, the driving motor 2, the first rotating rod 3, the first eccentric wheels 4, the vertical rods 5, the cross rods 6, a second eccentric wheel 11, a second rotating rod 12, a second chain wheel 13, a chain 14, a second groove 15, a filter screen 16, a second spring 17, a connecting rod 18 and a filter box 19 are matched, a driving motor 2 is started, an output shaft of the driving motor 2 drives a first eccentric wheel 4 to rotate through a first rotating rod 3, when the first eccentric wheel 4 rotates in the first half circle, a first ball is extruded to drive a vertical rod 5 to move downwards, the vertical rod 5 drives a cross rod 6 to move downwards and compress a first spring 8, the vertical rod 5 drives a pressing plate 9 to move downwards, the first rotating rod 3 drives a first chain wheel 10 to rotate, the first chain wheel 10 drives a second chain wheel 13 to rotate through the chain 14, the second chain wheel 13 drives a second eccentric wheel 11 to rotate through the second rotating rod 12, when the second eccentric wheel 11 rotates in the first half circle, a second ball is extruded to drive the connecting rod 18 to move upwards, the connecting rod 18 drives the filter screen 16 to move upwards, at this time, the pressing plate 9 and the filter screen 16 are close to each other to extrude and filter the oil, when the first eccentric wheel 4 rotates the second half circle, the pressure on the first ball is gradually released, the elastic force of the first spring 8 in the compression state is reset to drive the cross rod 6 to move upwards, the cross rod 6 drives the pressing plate 9 to move upwards through the vertical rod 5, when the second eccentric wheel 11 rotates the second half circle, the pressure on the second ball is gradually released, the elastic force of the second spring 17 in the compression state is reset to drive the filter screen 16 to move downwards, so that the distance between the filter screen 16 and the pressing plate 9 is increased, under the action of the first eccentric wheel 4 and the second eccentric wheel 11, the pressing plate 9 and the filter screen 16 vertically reciprocate to extrude and filter the oil, the utility model has simple structure and convenient operation, under the cooperation of the pressing plate 9 and the filter screen 16, the descending speed during the oil filtration is, meets the use requirement and is beneficial to use.
In the utility model, a first circular hole is arranged on the inner wall of one side of the filter box 19, a sealing bearing is fixedly sheathed in the first circular hole, the inner ring of the sealing bearing is fixedly sheathed with the outer side of the second rotating rod 12, a second circular hole is arranged on the inner wall of one side of the fixed box 1, a first bearing is fixedly sheathed in the second circular hole, the inner ring of the first bearing is fixedly sheathed with the outer side of the first rotating rod 3, a first through hole is arranged on the inner wall of the top part of the filter box 19, a first sealing ring is fixedly sheathed in the first through hole, a second through hole is arranged on the inner wall of the bottom part of the fixed box 1, a second sealing ring is fixedly sheathed in the second through hole, the inner side of the first sealing ring and the inner side of the second sealing ring are both in sliding connection with the outer side of the vertical rod 5, the number of the first springs 8 is two to four, and the two to, the number of the second springs 17 in the same second groove 15 is two to four, and the two to four second springs 17 in the same second groove 15 are arranged on the inner wall of the top of the second groove 15 at equal intervals, the long radius distance of the first eccentric wheel 4 is smaller than the distance from the top of the oil inlet pipe to the bottom of the pressing plate 9, the driving motor 2, the first rotating rod 3, the first eccentric wheel 4, the vertical rod 5, the cross rod 6, the first groove 7, the first spring 8, the pressing plate 9, the first chain wheel 10, the second eccentric wheel 11, the second rotating rod 12, the second chain wheel 13, the chain 14, the second groove 15, the filter screen 16, the second spring 17, the connecting rod 18 and the filter box 19 are matched, the driving motor 2 is started, the output shaft of the driving motor 2 drives the first eccentric wheel 4 to rotate through the first rotating rod 3, the first ball is extruded to drive the vertical rod 5 to move downwards when the first eccentric wheel 4 rotates the first half turn, the vertical rod 5 drives the cross rod 6 to move downwards and compress the first spring 8, the vertical rod 5 drives the press plate 9 to move downwards, the first rotating rod 3 drives the first chain wheel 10 to rotate, the first chain wheel 10 drives the second chain wheel 13 to rotate through the chain 14, the second chain wheel 13 drives the second eccentric wheel 11 to rotate through the second rotating rod 12, the second eccentric wheel 11 extrudes the second ball to drive the connecting rod 18 to move upwards when rotating for the first half circle, the connecting rod 18 drives the filter screen 16 to move upwards and compress the second spring 17, at the moment, the press plate 9 and the filter screen 16 approach each other to extrude and filter petroleum, when the first eccentric wheel 4 rotates for the second half circle, the pressure on the first ball is gradually released, the elastic force of the first spring 8 in a compressed state is reset to drive the cross rod 6 to move upwards, the cross rod 6 drives the press plate 9 to move upwards through the vertical rod 5, the pressure on the second ball is gradually released when the, second spring 17 elasticity that is in compression state resets and drives filter screen 16 downstream for distance grow between filter screen 16 and the clamp plate 9, under first eccentric wheel 4 and second eccentric wheel 11's effect, make clamp plate 9 and the vertical reciprocating motion of filter screen 16, extrude the oil and filter, the utility model discloses simple structure, convenient operation, under clamp plate 9 and the cooperation of filter screen 16, the falling speed when having improved the oil and filtering has improved work efficiency, satisfies the use needs, is favorable to using.
The working principle is as follows: when oil enters the filter box 19 through the oil inlet pipe, the driving motor 2 is started in a forward direction, the output shaft of the driving motor 2 drives the first rotating rod 3 to rotate, the first rotating rod 3 drives the first eccentric wheel 4 to rotate, the first eccentric wheel 4 extrudes the first ball when rotating the first half circle, the first ball moves and drives the vertical rod 5 to move downwards, the vertical rod 5 drives the cross rod 6 to move downwards in the first groove 7 and compress the first spring 8, the vertical rod 5 drives the pressing plate 9 to move downwards in the filter box 19, meanwhile, the first rotating rod 3 rotates and drives the first chain wheel 10 to rotate, the first chain wheel 10 drives the second chain wheel 13 to rotate through the chain 14, the second chain wheel 13 rotates and drives the second rotating rod 12 to rotate, the second rotating rod 12 rotates and drives the two second eccentric wheels 11 to rotate simultaneously, the second eccentric wheel 11 extrudes the corresponding second ball when rotating the first half circle, the second ball moves and drives the corresponding connecting rod 18 to move upwards, the two connecting rods 18 drive the filter screen 16 to move upwards and compress the second spring 17, at this time, the press plate 9 and the filter screen 16 approach each other to extrude and filter petroleum, when the first eccentric wheel 4 rotates for the second half turn, the pressure on the first ball is gradually released, at this time, the first spring 8 in the compressed state is gradually restored, the elastic force of the first spring 8 gradually drives the cross rod 6 to move upwards, the cross rod 6 drives the vertical rod 5 to move upwards, the vertical rod 5 drives the press plate 9 to move upwards, simultaneously, the second eccentric wheel 11 rotates for the second half turn, the pressure on the second ball is gradually released, at this time, the second spring 17 in the compressed state is gradually restored, the elastic force of the second spring 17 gradually drives the filter screen 16 to move downwards, the filter screen 16 drives the connecting rods 18 to move downwards, further, the distance between the filter screen 16 and the press plate 9 is increased, the driving motor 2 continuously operates, under the action of the first eccentric, make clamp plate 9 and filter screen 16 vertical reciprocating motion, extrude the filtration to oil at the in-process that clamp plate 9 and filter screen 16 are close to each other, and then improved the filter velocity of oil.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a filter equipment for petrochemical, includes rose box (19), the equal fixed mounting in bottom four corners of rose box (19) has the supporting leg, one side intercommunication of rose box (19) has into oil pipe, the bottom intercommunication of rose box (19) has out oil pipe, and the below that goes out oil pipe is equipped with the oil storage bucket, its characterized in that, the top fixed mounting of rose box (19) has fixed box (1), fixed mounting has driving motor (2) on one side inner wall of fixed box (1), fixed mounting has the one end of first pivot pole (3) on the output shaft of driving motor (2), fixed cover is equipped with first eccentric wheel (4) on first pivot pole (3), be equipped with montant (5) in fixed box (1), the top of montant (5) is nested has first ball, the top of first ball and the bottom rolling contact of eccentric wheel (4), one side of the vertical rod (5) is fixedly provided with one end of a transverse rod (6), a first groove (7) is formed in the inner wall of the other side of the fixed box (1), the other end of the transverse rod (6) extends into the first groove (7), the transverse rod (6) is connected with the first groove (7) in a sliding manner, a plurality of first springs (8) are fixedly arranged on the inner wall of the bottom of the first groove (7), the top end of each first spring (8) is fixedly connected with the bottom of the transverse rod (6), the bottom end of the vertical rod (5) extends into the filter box (19) and is fixedly provided with a pressing plate (9), the outer side of the pressing plate (9) is connected with the side wall of the filter box (19) in a sealing and sliding manner, the other end of the first rotating rod (3) extends out of the fixed box (1), the first rotating rod (3) is rotatably arranged with the fixed box (1), and a first chain wheel (10) positioned out of the fixed box (1) is fixedly sleeved on the first, be equipped with second dwang (12) in rose box (19), two second eccentric wheels (11) are equipped with to fixed cover on second dwang (12), outside the one end of second dwang (12) extended to rose box (19), second dwang (12) rotated the installation with rose box (19), fixed cover was equipped with second sprocket (13) that is located rose box (19) on second dwang (12), and the transmission connection has same chain (14) on first sprocket (10) and second sprocket (13), second recess (15) have all been seted up on the both sides inner wall of rose box (19), and slidable mounting has same filter screen (16) in two second recesses (15), fixed mounting has a plurality of second spring (17) on the top inner wall of second recess (15), the bottom of second spring (17) and the top fixed connection of filter screen (16), the bottom fixed mounting of filter screen (16) has two connecting rod (18) that are located rose box (19), the bottom of the connecting rod (18) is nested with a second ball, and the bottom of the second ball is in rolling contact with the top of the corresponding second eccentric wheel (11).
2. The petrochemical filtering device according to claim 1, wherein a first circular hole is formed in an inner wall of one side of the filtering box (19), a sealing bearing is fixedly sleeved in the first circular hole, and an inner ring of the sealing bearing is fixedly sleeved with an outer side of the second rotating rod (12).
3. The petrochemical filtering device according to claim 1, wherein a second circular hole is formed in an inner wall of one side of the fixed box (1), a first bearing is fixedly sleeved in the second circular hole, and an inner ring of the first bearing is fixedly sleeved on the outer side of the first rotating rod (3).
4. The petrochemical filtering device according to claim 1, wherein a first through hole is formed in the top inner wall of the filtering box (19), a first sealing ring is fixedly sleeved in the first through hole, a second through hole is formed in the bottom inner wall of the fixing box (1), a second sealing ring is fixedly sleeved in the second through hole, and the inner side of the first sealing ring and the inner side of the second sealing ring are both in sliding connection with the outer side of the vertical rod (5).
5. The petrochemical filtering device according to claim 1, wherein the number of the first springs (8) is two to four, and the two to four first springs (8) are equally spaced on the inner wall of the bottom of the first groove (7).
6. The petrochemical filtering device according to claim 1, wherein the number of the second springs (17) in the same second groove (15) is two to four, and the two to four second springs (17) in the same second groove (15) are equally spaced on the top inner wall of the second groove (15).
7. The petrochemical filtering device according to claim 1, wherein the first eccentric wheel (4) has a longer radius distance less than the distance from the top of the oil inlet pipe to the bottom of the pressure plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920828886.7U CN210085377U (en) | 2019-05-27 | 2019-05-27 | Filtering device for petrochemical industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920828886.7U CN210085377U (en) | 2019-05-27 | 2019-05-27 | Filtering device for petrochemical industry |
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| Publication Number | Publication Date |
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| CN210085377U true CN210085377U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920828886.7U Active CN210085377U (en) | 2019-05-27 | 2019-05-27 | Filtering device for petrochemical industry |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111111311A (en) * | 2020-03-27 | 2020-05-08 | 山东商务职业学院 | Construction site construction waste transport vehicle |
| CN112807800A (en) * | 2020-12-31 | 2021-05-18 | 新乡市大唐鑫锐液压设备有限公司 | Multi-stage multifunctional oil filter |
| CN112957818A (en) * | 2021-02-01 | 2021-06-15 | 郑州睿科生化科技有限公司 | Chemical production is with receipts oil multi-layer filter device |
| CN115837184A (en) * | 2023-02-10 | 2023-03-24 | 东营天润石化科技有限公司 | Hydraulic position synchronous control device and method applied to petroleum machinery |
-
2019
- 2019-05-27 CN CN201920828886.7U patent/CN210085377U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111111311A (en) * | 2020-03-27 | 2020-05-08 | 山东商务职业学院 | Construction site construction waste transport vehicle |
| CN112807800A (en) * | 2020-12-31 | 2021-05-18 | 新乡市大唐鑫锐液压设备有限公司 | Multi-stage multifunctional oil filter |
| CN112957818A (en) * | 2021-02-01 | 2021-06-15 | 郑州睿科生化科技有限公司 | Chemical production is with receipts oil multi-layer filter device |
| CN115837184A (en) * | 2023-02-10 | 2023-03-24 | 东营天润石化科技有限公司 | Hydraulic position synchronous control device and method applied to petroleum machinery |
| CN115837184B (en) * | 2023-02-10 | 2023-05-30 | 王盟 | Hydraulic position synchronous control device and method applied to petroleum machinery |
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