CN210559718U - Wastewater treatment equipment convenient to clearance inner chamber - Google Patents
Wastewater treatment equipment convenient to clearance inner chamber Download PDFInfo
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- CN210559718U CN210559718U CN201921374932.7U CN201921374932U CN210559718U CN 210559718 U CN210559718 U CN 210559718U CN 201921374932 U CN201921374932 U CN 201921374932U CN 210559718 U CN210559718 U CN 210559718U
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- Prior art keywords
- fixedly connected
- jar body
- rod
- inner chamber
- movably connected
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 27
- 239000004575 stone Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229920000742 Cotton Polymers 0.000 claims abstract description 13
- 241001233242 Lontra Species 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 208000031872 Body Remains Diseases 0.000 abstract description 2
- 235000019005 Digitaria californica Nutrition 0.000 abstract 1
- 241001115843 Digitaria californica Species 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010840 domestic wastewater Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to an environmental protection industry technical field just discloses a waste water treatment equipment convenient to clearance inner chamber, which comprises a tank body, the top fixedly connected with water inlet of the jar body, fixedly connected with stone layer between the left and right sides wall of the internal chamber of jar, the top fixedly connected with of stone layer adsorbs the cotton, adsorb cotton top fixedly connected with otter board, the bottom fixedly connected with limiting plate of stone layer, the bottom fixedly connected with delivery port on jar body right side, the bottom fixedly connected with under casing of the jar body, the equal swing joint of the left and right sides wall of the internal chamber of jar has the brush board, two fixedly connected with ejector pin between the relative one side of brush board. This waste water treatment equipment convenient to clearance inner chamber when reciprocating through the ejector pin and rotatory inner wall to the jar body is cleared up for the inner wall of the jar body remains clean throughout, has ensured the high efficiency when the equipment uses, has improved the life of equipment.
Description
Technical Field
The utility model relates to an environmental protection industrial technology field specifically is a waste water treatment equipment convenient to clearance inner chamber.
Background
The wastewater treatment equipment adopts an international advanced biological treatment process, and on the basis of summarizing the operation experience of domestic wastewater treatment devices at home and abroad and combining own scientific research achievements and engineering practices, a complete set of organic wastewater treatment device capable of being buried is designed, flowers and plants can be planted on the ground, and the surrounding environment is not influenced.
The device has the advantages of stable and reliable technical performance, good treatment effect, low investment, automatic operation, convenient maintenance and operation, no occupied area, no need of covering a room, no need of heating and heat preservation and the like, the existing wastewater treatment equipment in the market at present has the defect of inconvenient cleaning of the inner cavity of the equipment, and when the device is used for a long time, residual stains on the wall of the inner cavity of the equipment are difficult to clean, so that the inner wall of the equipment is damaged, the service life of the equipment is influenced, and the wastewater treatment equipment convenient for cleaning the inner cavity is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a be not enough to prior art, the utility model provides a waste water treatment equipment convenient to clearance inner chamber possesses advantages such as the clearance inner chamber of being convenient for, and when having solved the long time use, the equipment inner chamber wall remains the spot and is difficult to the clearance for the inner wall of equipment receives the damage, influences the life's of equipment problem.
(II) technical scheme
For the purpose of realizing the aforesaid be convenient for clear up the inner chamber, the utility model provides a following technical scheme: a wastewater treatment device convenient for cleaning an inner cavity comprises a tank body, wherein a water inlet is fixedly connected to the top of the tank body, a stone layer is fixedly connected between the left side wall and the right side wall of the inner cavity of the tank body, adsorption cotton is fixedly connected to the top of the stone layer, a net plate is fixedly connected to the top of the adsorption cotton, a limiting plate is fixedly connected to the bottom of the stone layer, the left side and the right side of the limiting plate are respectively fixedly connected with the left side and the right side of the inner cavity of the tank body, a water outlet is fixedly connected to the bottom of the right side of the tank body, bottom boxes are fixedly connected with the bottom of the tank body, brush plates are movably connected to the left side wall and the right side wall of the inner cavity of the tank body, a top rod is fixedly connected between the opposite sides of the two brush plates, a rotating, the bottom of the rotating rod is fixedly connected with a driving motor, the bottom of the driving motor and the bottom of the inner cavity of the bottom box are both fixedly connected with a bottom plate, one side opposite to the two bottom plates is both fixedly connected with a connecting plate, the left end and the right end of the bottom connecting plate are both movably connected with first connecting rods, the two first connecting rods are both movably connected through bolts, the left end and the right end of the top connecting plate are both movably connected with second connecting rods, the two second connecting rods are movably connected through bolts, the bottoms of the two second connecting rods and the tops of the two first connecting rods are respectively movably connected with a movable rod and a fixed rod, the inner part of the fixed rod is movably connected with a threaded rod, the two ends of the threaded rod penetrate through and extend to the outer part of the movable rod, the left side of the threaded rod is fixedly connected with a servo motor, the outer surface of the servo motor is movably, the left side of the servo motor is fixedly connected with a sliding block.
Preferably, the front of the tank body is movably connected with a movable door through a hinge, the bottom of the movable door is arranged on the screen plate, and the front of the bottom box is movably connected with a movable door through a hinge.
Preferably, a movable groove is formed in the left side of the inner cavity of the bottom box and is matched with the sliding block, a movable groove is formed in the supporting rod and is matched with the servo motor.
Preferably, the number of the connecting plates is two, the number of the connecting plates in each group is two, and the connecting grooves are formed in the connecting plates.
Preferably, the inside of movable rod has been seted up the thread groove, thread groove and threaded rod looks adaptation, two the equal fixedly connected with rubber slab in one side that the brush board carried on the back mutually.
Preferably, the top of the bottom box is provided with a through hole matched with the rotating rod, the bottom of the tank body is provided with a fixing hole matched with the rotating rod, and the through hole and the fixing hole are located on the same plane.
(III) advantageous effects
Compared with the prior art, the utility model provides a waste water treatment equipment convenient to clearance inner chamber possesses following beneficial effect:
1. the wastewater treatment equipment convenient for cleaning the inner cavity comprises a driving motor, wherein the driving motor is started, the driving motor rotates to drive a rotating rod to rotate, a push rod is enabled to rotate, the inner wall of a tank body is further cleaned in the horizontal direction, a servo motor is started, the servo motor rotates forwards and backwards to drive a threaded rod to rotate forwards and backwards, a sliding block, a first connecting rod and a second connecting rod limit the movable rod to follow the threaded rod to do circular motion, a connecting groove in the connecting plate enables the first connecting rod on the front side and the second connecting rod on the back side to move leftwards or rightwards, so that the first connecting rod and the second connecting rod move upwards or downwards, the push rod moves upwards and downwards, when the first connecting rod and the second connecting rod move upwards or downwards, the servo motor moves upwards and downwards along with the threaded rod, a bottom box and a supporting rod enable the servo motor to move more stably, the front side of, the dodge gate is opened manually to manual clearance jar internal portion's residue, the device through the ejector pin when reciprocating and rotatory inner wall to jar body clears up, makes the inner wall of jar body remain clean all the time, has ensured the high efficiency when the equipment uses, has improved the life of equipment.
2. This waste water treatment equipment convenient to clearance inner chamber, through entering into jar internal with waste water from the water inlet, waste water passes through the otter board, adsorb cotton and stone layer, the jar body bottom of entering, the residue that filters remains on the otter board, open the solenoid valve on the delivery port, waste water passes through the delivery port and discharges, after waste water discharges completely, carry out electronic and manual clearance respectively to the inner wall of jar body and inner chamber, the dodge gate has been seted up in the front of under casing, can make things convenient for staff's maintenance, the device overall structure is simple, staff's clearance and convenient to use, the labor cost is reduced, waste water treatment's efficiency has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view of the appearance structure of the present invention;
FIG. 3 is a top view of the threaded rod, the movable rod and the fixed rod of the present invention;
fig. 4 is an enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: 1 jar body, 2 water inlets, 3 stone layer, 4 absorption cotton, 5 otter boards, 6 limiting plates, 7 delivery ports, 8 under boxes, 9 brush boards, 10 ejector pins, 11 sealing rings, 12 bull sticks, 13 driving motors, 14 bottom plates, 15 connecting plates, 16 first connecting rods, 17 second connecting rods, 18 movable rods, 19 fixed rods, 20 threaded rods, 21 servo motors, 22 bracing pieces, 23 sliders.
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. 1-4, the present invention provides a technical solution: a waste water treatment device convenient for cleaning an inner cavity comprises a tank body 1, wherein a water inlet 2 is fixedly connected to the top of the tank body 1, a stone layer 3 is fixedly connected between the left side wall and the right side wall of the inner cavity of the tank body 1, the stone layer 3 is made of natural mineral stones and has the function of cleaning water, absorbent cotton 4 is fixedly connected to the top of the stone layer 3, the absorbent cotton 4 is made of melt-blown polypropylene and has the characteristics of large absorption capacity, quick absorption, difficulty in chemical reaction, safety, environmental protection, low cost, high effectiveness and the like, a net plate 5 is fixedly connected to the top of the absorbent cotton 4, a movable door is movably connected to the front of the tank body 1 through a hinge, the bottom of the movable door is positioned above the net plate 5, a limiting plate 6 is fixedly connected to the bottom of the stone layer 3, the left side and the right side of the limiting plate 6 are respectively fixedly connected, the bottom of the tank body 1 limits the distance of the mandril 10 when moving downwards, the bottom on the right side of the tank body 1 is fixedly connected with a water outlet 7, the front side of the water outlet 7 is fixedly connected with an electromagnetic valve, the model of the electromagnetic valve can be 2W10-50, the bottom of the tank body 1 is fixedly connected with a bottom box 8, the top of the bottom box 8 is provided with a through hole matched with the rotating rod 12, the bottom of the tank body 1 is provided with a fixed hole matched with the rotating rod 12, the through hole and the fixed hole are positioned on the same plane, the front side of the bottom box 8 is movably connected with a movable door through a hinge, the left side wall and the right side wall of the inner cavity of the tank body 1 are both movably connected with brush plates 9, the opposite sides of the two brush plates 9 are both fixedly connected with rubber plates, the rubber plates are made of polymer materials, have the characteristics of high elasticity, impermeability, the top of the top rod 10 is fixedly connected with a rotating rod 12, one end of the rotating rod penetrates through and extends into the bottom box 8, the bottom of the inner cavity of the tank body 1 is fixedly connected with a sealing ring 11 positioned on the outer surface of the rotating rod 12, the bottom of the rotating rod 12 is fixedly connected with a driving motor 13, the model of the driving motor 13 can be A155S45F, the bottom of the driving motor 13 and the bottom of the inner cavity of the bottom box 8 are both fixedly connected with bottom plates 14, one opposite sides of the two bottom plates 14 are both fixedly connected with connecting plates 15, the number of the connecting plates 15 is two, the number of each connecting plate 15 is two, a connecting groove is arranged in each connecting plate 15, the left end and the right end of each bottom connecting plate 15 are both movably connected with a first connecting rod 16, the two first connecting rods 16 are movably connected through bolts, the left end and the right end of each top connecting plate 15 are both movably connected with a second, the number of each group of the first connecting rods 16 and the second connecting rods 17 is two, the two groups of the first connecting rods 16 and the second connecting rods 17 are respectively distributed symmetrically and equidistantly, the bottoms of the two second connecting rods 17 and the tops of the two first connecting rods 16 are respectively and movably connected with a movable rod 18 and a fixed rod 19, a thread groove is formed in the movable rod 18 and is matched with a threaded rod 20, the inner part of the fixed rod 19 is movably connected with the threaded rod 20, the two ends of the threaded rod 20 penetrate through and extend to the outer part of the movable rod 18, the left side of the threaded rod 20 is fixedly connected with a servo motor 21, the model of the servo motor 21 can be 130ST-M06025, the outer surface of the servo motor 21 is movably connected with a supporting rod 22, a moving groove is formed in the supporting rod 22 and is matched with the servo motor 21, the top and the bottom of the supporting rod 22 are respectively and fixedly connected with the top and the, the left side of the inner cavity of the bottom box 8 is provided with a movable groove which is matched with a sliding block 23, the driving motor 13 is started to rotate to drive the rotating rod 12 to rotate by driving the driving motor 13, so that the mandril 10 rotates, the inner wall of the tank body 1 is cleaned in the horizontal direction, the servo motor 21 is started, the threaded rod 20 is driven to rotate in the forward and reverse directions by the forward and reverse rotation of the servo motor 21, the sliding block 23, the first connecting rod 16 and the second connecting rod 17 limit the movable rod 18 to follow the threaded rod 20 to do circular motion, the connecting groove in the connecting plate 15 enables the first connecting rod 16 on the front side and the second connecting rod 17 on the back side to move leftwards or rightwards, so that the first connecting rod 16 and the second connecting rod 17 move upwards or downwards, the mandril 10 moves upwards and downwards, when the first connecting rod 16 and the second connecting rod 17 move upwards or downwards, the servo motor 21 moves upwards and downwards along with the threaded rod 20, the front side of the tank body 1 is movably connected with a movable door, when waste water is completely discharged, the movable door is manually opened, residues in the tank body 1 are manually cleaned, the device cleans the inner wall of the tank body 1 through rotation while the ejector rod 10 moves up and down, so that the inner wall of the tank body 1 is always kept clean, the high efficiency of the device in use is guaranteed, the service life of the device is prolonged, the waste water enters the tank body 1 from the water inlet 2, passes through the screen plate 5, the adsorption cotton 4 and the stone layer 3, enters the bottom of the tank body 1, the filtered residues remain on the screen plate 5, the electromagnetic valve on the water outlet 7 is opened, the waste water is discharged through the water outlet 7, when the waste water is completely discharged, the inner wall and the inner cavity of the tank body 1 are respectively cleaned electrically and manually, the movable door is arranged on the front side of the bottom box 8, the maintenance of workers can be facilitated, and the whole structure of, the cleaning and the use of the working personnel are convenient, the labor cost is reduced, and the wastewater treatment efficiency is improved.
When using, through entering into jar body 1 with waste water from water inlet 2 in, waste water passes through otter board 5, adsorb cotton 4 and stone layer 3, jar body 1 bottom of entering, the residue that filters remains on otter board 5, open the solenoid valve on delivery port 7, waste water passes through delivery port 7 and discharges, after waste water discharges completely, carry out electronic and manual clearance respectively to jar inner wall and the inner chamber of body 1, the dodge gate has been seted up in the front of under casing 8, can make things convenient for staff's maintenance, the device overall structure is simple, staff's clearance and convenient to use, the cost of labor has been reduced, waste water treatment's efficiency has been improved.
In summary, according to the wastewater treatment equipment convenient for cleaning the inner cavity, the driving motor 13 is started, the driving motor 13 rotates to drive the rotating rod 12 to rotate, the ejector rod 10 rotates, the inner wall of the tank body 1 is cleaned in the horizontal direction, the servo motor 21 is started, the servo motor 21 rotates in the forward and reverse directions to drive the threaded rod 20 to rotate in the forward and reverse directions, the sliding block 23, the first connecting rod 16 and the second connecting rod 17 limit the movable rod 18 to follow the threaded rod 20 to do circular motion, the connecting groove in the connecting plate 15 enables the first connecting rod 16 on the front side and the second connecting rod 17 on the back side to move in the left or right direction, the first connecting rod 16 and the second connecting rod 17 move in the upward or downward direction, the ejector rod 10 moves in the upward or downward direction, when the first connecting rod 16 and the second connecting rod 17 move in the upward or downward direction, the servo motor 21 moves in the upward or downward direction along with the threaded rod, the front side of the tank body 1 is movably connected with a movable door, when waste water is completely discharged, the movable door is manually opened, residues in the tank body 1 are manually cleaned, the device cleans the inner wall of the tank body 1 through rotation while the ejector rod 10 moves up and down, so that the inner wall of the tank body 1 is always kept clean, the high efficiency of the device in use is guaranteed, the service life of the device is prolonged, the waste water enters the tank body 1 from the water inlet 2, passes through the screen plate 5, the adsorption cotton 4 and the stone layer 3, enters the bottom of the tank body 1, the filtered residues remain on the screen plate 5, the electromagnetic valve on the water outlet 7 is opened, the waste water is discharged through the water outlet 7, when the waste water is completely discharged, the inner wall and the inner cavity of the tank body 1 are respectively cleaned electrically and manually, the movable door is arranged on the front side of the bottom box 8, the maintenance of workers can be facilitated, and the whole structure of, staff's clearance and convenient to use have reduced the cost of labor, have improved waste water treatment's efficiency, have solved when using for a long time, and the equipment inner chamber wall remains the spot and is difficult to the clearance for the inner wall of equipment receives the damage, influences the life's of equipment problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a waste water treatment equipment convenient to clearance inner chamber, includes jar body (1), its characterized in that: the utility model discloses a cleaning tank, including the jar body (1), the top fixedly connected with water inlet (2) of jar body (1), fixedly connected with stone layer (3) between the left and right sides wall of the jar body (1) inner chamber, the top fixedly connected with of stone layer (3) adsorbs cotton (4), adsorb top fixedly connected with otter board (5) of cotton (4), the bottom fixedly connected with limiting plate (6) of stone layer (3), the left and right sides of limiting plate (6) respectively with the left and right sides fixed connection of the jar body (1) inner chamber, the bottom fixedly connected with delivery port (7) on the jar body (1) right side, the bottom fixedly connected with under casing (8) of the jar body (1), the equal swing joint of the left and right sides wall of the jar body (1) inner chamber has brush board (9), two fixedly connected with ejector pin (10) between the relative one side of brush board (9), the top fixedly connected with one end of ejector pin (10) runs through, the bottom of the inner cavity of the tank body (1) is fixedly connected with a sealing ring (11) positioned on the outer surface of a rotating rod (12), the bottom of the rotating rod (12) is fixedly connected with a driving motor (13), the bottom of the driving motor (13) and the bottom of the inner cavity of a bottom box (8) are both fixedly connected with bottom plates (14), one sides of the two bottom plates (14) opposite to each other are both fixedly connected with connecting plates (15), the left and right ends of the bottom connecting plates (15) are both movably connected with first connecting rods (16), the two first connecting rods (16) are both movably connected through bolts, the left and right ends of the top connecting plates (15) are both movably connected with second connecting rods (17), the two second connecting rods (17) are movably connected through bolts, and the bottoms of the two second connecting rods (17) and the tops of the two first connecting rods (16) are respectively and movably connected with a movable rod (18) and, the inside swing joint of dead lever (19) has both ends all to run through and extend to outside threaded rod (20) of movable rod (18), the left side fixedly connected with servo motor (21) of threaded rod (20), the surface swing joint of servo motor (21) has bracing piece (22), the top and the bottom of bracing piece (22) respectively with the top and the bottom fixed connection of under casing (8) inner chamber, the left side fixedly connected with slider (23) of servo motor (21).
2. A wastewater treatment plant for facilitating the cleaning of an interior chamber according to claim 1, wherein: the front of the tank body (1) is movably connected with a movable door through a hinge, the bottom of the movable door is arranged on the screen plate (5), and the front of the bottom box (8) is movably connected with a movable door through a hinge.
3. A wastewater treatment plant for facilitating the cleaning of an interior chamber according to claim 1, wherein: the movable groove is formed in the left side of the inner cavity of the bottom box (8), the movable groove is matched with the sliding block (23), the moving groove is formed in the supporting rod (22), and the moving groove is matched with the servo motor (21).
4. A wastewater treatment plant for facilitating the cleaning of an interior chamber according to claim 1, wherein: the number of connecting plates (15) is two sets of, every group the number of connecting plates (15) is two, the inside of connecting plate (15) has seted up the spread groove.
5. A wastewater treatment plant for facilitating the cleaning of an interior chamber according to claim 1, wherein: the inside of movable rod (18) has been seted up the thread groove, thread groove and threaded rod (20) looks adaptation, two the equal fixedly connected with rubber slab in one side that brush board (9) carried on the back mutually.
6. A wastewater treatment plant for facilitating the cleaning of an interior chamber according to claim 1, wherein: the top of the bottom box (8) is provided with a through hole matched with the rotating rod (12), the bottom of the tank body (1) is provided with a fixing hole matched with the rotating rod (12), and the through hole and the fixing hole are located on the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921374932.7U CN210559718U (en) | 2019-08-23 | 2019-08-23 | Wastewater treatment equipment convenient to clearance inner chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921374932.7U CN210559718U (en) | 2019-08-23 | 2019-08-23 | Wastewater treatment equipment convenient to clearance inner chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210559718U true CN210559718U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921374932.7U Expired - Fee Related CN210559718U (en) | 2019-08-23 | 2019-08-23 | Wastewater treatment equipment convenient to clearance inner chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210559718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116771749A (en) * | 2023-08-22 | 2023-09-19 | 江苏曹工液压科技有限公司 | Hydraulic valve group capable of adjusting liquid flow |
-
2019
- 2019-08-23 CN CN201921374932.7U patent/CN210559718U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116771749A (en) * | 2023-08-22 | 2023-09-19 | 江苏曹工液压科技有限公司 | Hydraulic valve group capable of adjusting liquid flow |
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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: 20200519 |