CN216447210U - Multi-oil pump mixed type dual-purpose high-efficiency hydraulic station and corresponding large-scale high-efficiency filter press - Google Patents
Multi-oil pump mixed type dual-purpose high-efficiency hydraulic station and corresponding large-scale high-efficiency filter press Download PDFInfo
- Publication number
- CN216447210U CN216447210U CN202122811158.5U CN202122811158U CN216447210U CN 216447210 U CN216447210 U CN 216447210U CN 202122811158 U CN202122811158 U CN 202122811158U CN 216447210 U CN216447210 U CN 216447210U
- Authority
- CN
- China
- Prior art keywords
- oil
- oil pump
- tank
- filter
- hydraulic station
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a multi-oil pump mixed dual-purpose high-efficiency hydraulic station and a corresponding large-scale high-efficiency filter press, and the key points of the innovative scheme are as follows: on the basis of the existing dual-purpose hydraulic station, a large electric oil pump set is additionally arranged, parameters are optimized, and meanwhile, a large integrated valve group and a shared oil tank are improved in adaptability to form the hydraulic station, namely the hydraulic station shared by a filter plate pressing mechanism and a turning plate liquid receiving mechanism comprises a double large electric oil pump set, a small electric oil pump set, a large integrated valve group, a small integrated valve group and a shared oil tank; the double large electric oil pump sets simultaneously provide hydraulic oil for the double large oil cylinders efficiently, so that the telescopic speed of the piston rods of the large oil cylinders is increased, and the pressing and loosening time of the filter plates is effectively shortened. The large-scale high-efficient pressure filter uses this hydraulic pressure station, has solved the dual-purpose hydraulic pressure station of present formula of putting that mixes, adopts two large-scale hydro-cylinders of single big electric oil pump group drive, and its piston rod stretching speed is slower, makes the filter plate compress tightly longer with the time of unclamping, influences the technical problem of press filter's intermittent type time and production efficiency.
Description
Technical Field
The utility model belongs to the technical field of large-scale high-efficiency automatic filter presses (patent classification number B01D 25/12), and relates to a multi-mechanism shared multi-oil-pump mixed dual-purpose high-efficiency hydraulic station.
Background
The filter press is a pressurized filtering device with multiple filtering chambers operated intermittently; the automatic filter press is a filter press which is integrated mechanically, electrically and hydraulically and intelligently controlled by a PLC (programmable logic controller); the high-efficient automatic filter press is an automatic filter press with short intermittent time, quick operation circulation and high production efficiency, and is a development trend of filter presses, such as short pressing and loosening time of filter plates; a large-scale high-efficiency automatic filter press, which is a high-efficiency automatic filter press with an effective filter area of more than 750m and filter plate sizes of more than 2000mm multiplied by 2000 mm; the filter mainly comprises a double-beam frame, a filter plate pressing mechanism, a multi-filter-chamber filtering mechanism, a plate pulling and cake unloading mechanism, a filter cloth cleaning mechanism, a turning plate liquid receiving mechanism and a PLC program control system; the device is suitable for high-efficiency solid-liquid separation of various suspension materials (namely, a mixture of liquid and solid particles).
The filter plate pressing mechanism is driven by a large double oil cylinder, shares a mixed dual-purpose hydraulic station with the turning plate liquid receiving mechanism, and mainly comprises the large hydraulic station, the large double oil cylinder, a hydraulic oil pipe, a pressing plate (namely a push plate) and a pressing stroke limiting device; the large double-oil cylinder comprises a cylinder barrel, a cylinder cover, a piston rod, a piston, a guide sleeve and a buffer device; the large double oil cylinder is arranged on the tailstock, and the piston rod is connected with a pressing plate (push plate) which has the functions of automatically pressing and loosening the filter plate.
The turning plate liquid receiving mechanism is driven by a small single oil cylinder, shares a mixed dual-purpose hydraulic station with the filter plate pressing mechanism, and mainly comprises the small hydraulic station, the small oil cylinder, a hydraulic oil pipe, a double turning plate (comprising a diversion trench), a double turning plate linkage rod, installation accessories and the like; the double turning plates comprise an active turning plate, a passive turning plate, a turning plate rotating shaft, a rotating shaft seat of the turning plate rotating shaft and a driving shifting fork; the whole body is arranged below the multi-filter chamber filtering mechanism; has the functions of automatically combining the plate liquid (blocking the filter cloth capillary seepage and washing the water) and opening the plate to fall the cake.
The hybrid dual-purpose hydraulic station is an overhead and side hybrid large dual-purpose hydraulic station shared by a filter plate pressing mechanism and a turning plate liquid receiving mechanism, and comprises a large electric oil pump set (the power of a motor is 18.5 KW, and the discharge capacity of an oil pump is 160 ml/r), a small electric oil pump set, a dual-purpose oil tank, an oil tank cover, a hydraulic station chassis, a large integrated valve group and a small integrated valve group (comprising a valve group main body, an electromagnetic reversing valve, a pressure reducing valve, an overflow valve, an electromagnetic speed regulating valve and an electromagnetic overflow valve), a manual ball valve, a side oil receiving disc, an oil return filter, a liquid level meter and an air filter; the main technical parameters comprise motor power and oil tank capacity (effective oil storage capacity); the hydraulic oil can be respectively provided and controlled for a large oil cylinder of the filter plate pressing mechanism and a small oil cylinder of the flap liquid receiving mechanism.
The existing mixed dual-purpose hydraulic station has the following defects: the existing mixed dual-purpose hydraulic station adopts a single large electric oil pump set (the motor power is 18.5 KW, the oil pump discharge capacity is 160 ml/r) to drive double large oil cylinders of a filter plate pressing mechanism, the large oil cylinder piston rod has a slow extension speed, so that the pressing and loosening time of a filter plate is long, and the intermittent time and the production efficiency of a filter press are influenced; the requirement of high-efficiency production (short intermittent solid-liquid separation) of users cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the existing mixed dual-purpose hydraulic station, and solve the technical problems that the existing mixed dual-purpose hydraulic station adopts a single large electric oil pump group to drive double large oil cylinders of a filter plate pressing mechanism, the large oil cylinder piston rod has low stretching speed, the pressing and loosening time of a filter plate is long, and the intermittent time and the production efficiency of a filter press are influenced; the utility model relates to a large-scale high-efficiency filter press, in particular to a large-scale high-efficiency filter press with a multi-oil pump mixed dual-purpose high-efficiency hydraulic station, which is shortened for short due to limited word number of patent names.
The utility model solves the problems of the prior art and adopts the innovative technical scheme that: the utility model provides a dual-purpose high-efficient hydraulic station of many oil pumps formula of putting (hereinafter for short: many oil pumps high-efficient hydraulic station), the main points of overall technical scheme are, the overall structure of innovation promptly compares with prior art, it has outstanding substantive characteristics: on the basis of the existing mixed dual-purpose hydraulic station (a single small electric oil pump group is arranged on the upper portion of the large electric oil pump group and a mixed large dual-purpose hydraulic station is arranged beside the single large electric oil pump group), a large electric oil pump group is additionally arranged, main technical parameters of the large electric oil pump group are optimized, meanwhile, a large integrated valve group and a shared oil tank are improved in adaptability, and a multi-oil pump mixed dual-purpose high-efficiency hydraulic station is formed, namely the single small electric oil pump group is arranged on the upper portion of the small electric oil pump group and the two large electric oil pump groups are arranged beside the large electric oil pump group, and the large integrated valve group, the small integrated valve group, the hydraulic station chassis, the shared oil tank, an oil tank cover, a side oil receiving disc, an air filter, an oil return filter, a manual ball valve and a liquid level meter are mainly arranged; the double large electric oil pump sets simultaneously provide hydraulic oil for the double large oil cylinders of the filter plate pressing mechanism, so that the telescopic speed of the piston rods of the large oil cylinders is increased, and the pressing and loosening time of the filter plates is effectively shortened; therefore, the technical problems that the existing mixed dual-purpose hydraulic station adopts a single large electric oil pump set to drive double large oil cylinders of the filter plate pressing mechanism, the piston rods of the large oil cylinders are low in telescopic speed, the pressing and loosening time of the filter plates is long, and the intermittent time and the production efficiency of the filter press are influenced are solved.
The specific improved design scheme is as follows: (1) the large electric oil pump set is a large horizontal electric oil pump set and comprises a high-power motor and a large-gear oil pump; the high-power motor is a YE3-200L-4 type 30 KW high-efficiency energy-saving alternating current motor; the large gear oil pump is an HY225Y-RP type 225ml/r large-displacement oil pump and is provided with an oil pump oil suction port, an oil pump oil overflow port and an oil pump oil outlet; a large electric oil pump set is assembled by a high-power motor and a large gear oil pump; (2) the large integrated valve group comprises a valve group main body, an electromagnetic directional valve, a pressure reducing valve, an overflow valve, an electromagnetic overflow valve and an electromagnetic speed regulating valve; the valve group main body is provided with a double valve group oil inlet (one valve group oil inlet is added for adaptability), and the diameter of an oil path of the valve group main body is enlarged; (3) the shared oil tank is a shared oil tank of the large electric oil pump set and the small electric oil pump set and comprises an oil tank main body and an oil seepage collecting tank; the oil tank main body is a cuboid oil tank and is provided with an oil tank fixing plate, a double-oil-outlet flange (one oil-outlet flange is added for adaptability), an oil discharge valve port, an oil spilling joint and an oil tank port folding edge, wherein oil tank cover mounting holes are uniformly distributed on the oil tank port folding edge; the oil seepage collecting tank is a circular surrounding tank matched with the oil tank and is provided with an oil seepage joint; the oil outlet flange is connected with a manual ball valve flange; the oil outlet flange and the oil spilling joint are respectively welded on corresponding orifices of the oil tank; two oil tank fixing plates are respectively welded at corresponding positions at two ends of the right long edge of the oil tank bottom plate, and the other two oil tank fixing plates are respectively welded at two ends of the wide edge of the oil tank bottom plate; the oil leakage joint is welded on an oil return orifice of the oil leakage collecting tank, and the oil leakage collecting tank is sleeved on the upper part of the oil tank main body and welded to form a shared oil tank.
The connection relation of the main parts is as follows: (1) assembling the multi-oil pump high-efficiency hydraulic station: (a) assembling related parts of the oil tank: the shared oil tank is arranged behind the chassis of the hydraulic station; the fuel tank cover is arranged on the dual-purpose fuel tank, and the liquid level meter is arranged on the side surface of the dual-purpose fuel tank; (b) assembling an overhead part: the small electric oil pump group, the large integrated valve group and the small integrated valve group are respectively arranged at corresponding positions on the oil tank cover, and the double oil return filters are respectively arranged at oil return outlets below the large integrated valve group and the small integrated valve group; a small oil pipe is used for connecting a small electric oil pump set and a small integrated valve group, and an air filter is arranged in an oil filling hole on an oil tank cover; (c) assembling the side parts: the side oil receiving disc is arranged in front of a hydraulic station chassis by the front bottom edge of a common oil tank, the manual ball valve is arranged on an oil outlet flange of the oil tank, the double large electric oil pump sets are horizontally arranged on the side oil receiving disc in front of the hydraulic station chassis and connected with the manual ball valve, and the large electric oil pump sets and the large integrated valve set are connected by large oil pipes; (2) assembly of the multi-oil pump high-efficiency hydraulic station: a large oil pipe is used for connecting a large integrated valve bank and two large oil cylinders, and a small oil pipe is used for connecting a small integrated valve bank and a small oil cylinder beside a filter press tail where a multi-oil-pump high-efficiency hydraulic station is integrally arranged.
The utility model also provides a large-scale high-efficiency filter press, which uses the dual-purpose high-efficiency hydraulic station with a plurality of oil pumps arranged in a mixed manner; the large-scale high-efficiency filter press mainly comprises a double-beam frame, a filter plate pressing mechanism, a multi-filter chamber filtering mechanism, a turning plate liquid receiving mechanism, a pulling plate cake discharging mechanism, a filter cloth cleaning mechanism and a PLC program control system; the filter plate pressing mechanism and the turning plate liquid receiving mechanism share a multi-oil pump mixed dual-purpose high-efficiency hydraulic station; the automatic filter press has the functions of efficiently and automatically compressing and loosening the filter plate, automatically turning the plate and receiving liquid, automatically pulling the plate and unloading a cake, and automatically cleaning filter cloth.
The dual-purpose high-efficiency hydraulic station with the multiple oil pumps arranged in a mixed mode and the corresponding large-scale high-efficiency filter press have the advantages that the dual-large-scale oil cylinders are driven by the dual-electric oil pump groups, technical parameters are optimized, piston rods of the oil cylinders stretch and retract quickly, filter plates are pressed and loosened quickly, the filter press has short intermittent time, and the production efficiency is high; the large integrated oil cylinder piston rod telescopic device has the advantages that a large electric oil pump group is additionally arranged on the basis of the existing mixed dual-purpose hydraulic station, main technical parameters of the large electric oil pump group are optimized, meanwhile, a large integrated valve group and a common oil tank are improved in adaptability, the telescopic speed of the large oil cylinder piston rod is accelerated, and the pressing and loosening time of the filter plate is effectively shortened; meets the requirement of high-efficiency production (short intermittent solid-liquid separation) of users, and is the development trend of large-scale filter presses.
Drawings
Fig. 1 is a schematic top view of the dual-purpose high-efficiency hydraulic station with a multi-oil pump hybrid.
Fig. 2 is a schematic side view of the dual-purpose high-efficiency hydraulic station with a multi-oil pump hybrid.
Fig. 3 is a rear view schematic diagram of the dual-purpose high-efficiency hydraulic station with a multi-oil pump hybrid.
Fig. 4 is a hydraulic station chassis schematic diagram of the dual-purpose high-efficiency hydraulic station with a multi-oil pump mixed type.
Fig. 5 is a front view of a common oil tank of the dual-purpose high-efficiency hydraulic station with a mixed multi-oil pump.
Fig. 6 is a side view of a common oil tank of the dual-purpose high-efficiency hydraulic station with a multi-oil pump mixed type.
Fig. 7 is a top view of the common oil tank of the dual-purpose high-efficiency hydraulic station with a multi-oil pump hybrid.
FIG. 8 is a schematic view of a side oil receiving pan of the multi-oil pump hybrid type dual-purpose high-efficiency hydraulic station.
Fig. 9 is a schematic view of an oil tank cover of the dual-purpose high-efficiency hydraulic station with a multi-oil pump hybrid type.
Fig. 10 is a schematic diagram of a large electric oil pump set of the dual-purpose high-efficiency hydraulic station with a multi-oil pump mixed type.
Fig. 11 is a schematic diagram of a small electric oil pump set of the dual-purpose high-efficiency hydraulic station with a multi-oil pump mixed type.
Fig. 12 is a schematic diagram of a large integrated valve group of the dual-purpose high-efficiency hydraulic station with a multi-oil pump hybrid.
Fig. 13 is a schematic diagram of a small integrated valve group of the dual-purpose high-efficiency hydraulic station with a multi-oil pump hybrid.
FIG. 14 is a schematic view of the assembly of the multi-oil pump hybrid type dual-purpose high-efficiency hydraulic station and the corresponding large-scale high-efficiency filter press.
Reference numerals: 1-a large electric oil pump group, 2-a small electric oil pump group, 3-a large integrated valve group, 4-a small integrated valve group, 5-a hydraulic station chassis, 6-a shared oil tank, 7-an oil tank cover, 8-a side oil receiving disc, 9-an air filter, 10-an oil return filter, 11-a manual ball valve, 12-a liquid level meter, 13-a chassis supporting leg, 14-a chassis lifting lug, 15-an oil tank fixing plate, 16-an oil seepage collecting groove, 17-an oil seepage joint, 18-an oil outlet flange, 19-an oil overflow joint, 20-an oil discharge valve port, 21-an oil tank port folding edge, 22-an oil filling hole, 23-a small pump mounting hole flange, 24-a high-power motor, 25-a large gear oil pump, 26-an oil pump oil suction port and 27-an oil pump oil overflow port, 28-oil pump oil outlet, 29-low-power motor, 30-pinion oil pump, 31-valve group main body, 32-electromagnetic directional valve, 33-pressure reducing valve, 34-overflow valve, 35-electromagnetic overflow valve, 36-valve group oil inlet, 37-electromagnetic speed regulating valve, 38-multi-oil pump mixed type dual-purpose high-efficiency hydraulic station (short for multi-oil pump high-efficiency hydraulic station or the utility model), 39-large oil cylinder, 40-small oil cylinder, 41-pulling plate cake unloading mechanism, 42-filter cloth cleaning mechanism, 43-filter plate and 44-PLC program control system (comprising PLC program control cabinet).
Detailed Description
The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings of an embodiment of a multi-oil pump hybrid type dual-purpose high-efficiency hydraulic station and a corresponding large-scale high-efficiency filter press according to the present invention, and the described embodiment is only a preferred part of the embodiments of the present invention, but not all embodiments. Based on the embodiment of the utility model, all other embodiments without creativity, such as a multi-oil pump high-efficiency hydraulic station with the same mode and similar structure for driving double large oil cylinders by double electric oil pump groups, made by the technical personnel in the field belong to the protection scope of the utility model.
Example 1
A multi-oil pump mixed type dual-purpose high-efficiency hydraulic station 38 (for short, a multi-oil pump high-efficiency hydraulic station) has the main points of the innovative overall implementation scheme that: on the basis of the existing mixed dual-purpose hydraulic station (a single small electric oil pump group overhead and a single large electric oil pump group side hybrid large dual-purpose hydraulic station), a large electric oil pump group 1 is additionally arranged, main technical parameters of the large electric oil pump group and the large electric oil pump group side hybrid large dual-purpose hydraulic station are optimized, a large integrated valve group 3 and a common oil tank 6 are improved in adaptability, and a multi-oil pump mixed dual-purpose high-efficiency hydraulic station 38 is formed, namely the single small electric oil pump group overhead and the two large electric oil pump group side hybrid large dual-purpose high-efficiency hydraulic station 38 mainly comprises the double large electric oil pump groups 1, the small electric oil pump group 2, the large integrated valve group 3, the small integrated valve group 4, a hydraulic station chassis 5, the common oil tank 6, an oil tank 7 cover, a side oil receiving disc 8, an air filter 9, an oil return filter 10, a manual ball valve 11 and a liquid level meter 12; the double-large electric oil pump set 1 simultaneously provides hydraulic oil for the double large oil cylinders 39 of the filter plate pressing mechanism, so that the telescopic speed of the piston rods of the large oil cylinders 39 is increased, and the pressing and loosening time of the filter plates 43 is effectively shortened; specific embodiments are described in detail below.
The large electric oil pump set 1 is a large horizontal electric oil pump set and comprises a high-power motor 24 and a large-gear oil pump 25; the high-power motor 24 is a YE3-200L-4 type 30 KW high-efficiency energy-saving alternating current motor; the large gear oil pump 25 is an HY225Y-RP type 225ml/r large displacement oil pump and is provided with an oil pump oil suction port 26, an oil pump oil overflow port 27 and an oil pump oil outlet 28; the large electric oil pump set 1 is assembled by a large power motor 24 and a large gear oil pump 25; the double large electric oil pump sets 1 are horizontally arranged on a side oil receiving disc 8 in front of a hydraulic station chassis 5 and connected with a manual ball valve 11, and the large electric oil pump sets 1 and the large integrated valve group 3 are connected by using large oil pipes; the hydraulic oil supply device is used for quickly and efficiently supplying hydraulic oil to the large oil cylinder 39 of the filter plate pressing mechanism.
The small electric oil pump group 2 comprises a small power motor 29 and a pinion oil pump 30; the low-power motor 29 is a YYB100L1-4 type 2.2KW interpolation type oil pump alternating current motor; the pinion oil pump 30 is a CBN-E308 type oil pump; the small power motor 29 and the pinion oil pump 30 are assembled into a small electric oil pump group 2; the small electric oil pump set 2 is vertically arranged on a small pump mounting hole flange 23 of the oil tank cover 7, and the small electric oil pump set 2 and the small integrated valve group 4 are connected by a small oil pipe; the hydraulic oil is supplied to a small oil cylinder 40 of the flap liquid receiving mechanism.
The large integrated valve group 3 comprises a valve group main body 31, an electromagnetic directional valve 32, a pressure reducing valve 33, an overflow valve 34, an electromagnetic overflow valve 35 and an electromagnetic speed regulating valve 37; the valve block main body 31 is provided with double valve block oil inlets 36 (one valve block oil inlet 36 is added adaptively), and the oil path diameter of the valve block main body 31 is enlarged; the large integrated valve group 3 is arranged at a corresponding position above the oil tank cover 7, and the oil return filter 10 is arranged at an oil return outlet below the large integrated valve group 3; and a large oil cylinder 39 for controlling hydraulic oil for the filter plate pressing mechanism.
The small integrated valve group 4 comprises a valve group main body 31, an electromagnetic directional valve 32, a pressure reducing valve 33, an overflow valve 34, an electromagnetic speed regulating valve 35 and an electromagnetic overflow valve 37; the small integrated valve group 4 is arranged at a corresponding position on the oil tank cover 7; a small oil pipe is used for connecting the small electric oil pump group 2 and the small integrated valve group 4; and a small oil cylinder 40 for controlling hydraulic oil for the flap liquid receiving mechanism.
The hydraulic station chassis 5 is a chassis shared by the shared oil tank 6 and the large electric oil pump group 1 and comprises a chassis main body, chassis supporting legs 13, an oil tank fixing plate 15 and chassis lifting lugs 14; the chassis main body comprises a chassis frame and chassis reinforcing ribs; the chassis reinforcing ribs are welded at corresponding positions of the chassis frame, four chassis supporting legs 13 are respectively welded on the lower bottom surfaces of four corners of the chassis frame, two chassis supporting legs 13 are additionally welded on the lower bottom surface of the chassis frame corresponding to the inner corners of the oil tank, and four chassis lifting lugs 14 are respectively welded on the four corners of the chassis frame; the hydraulic press is used for integrally mounting all parts of the multi-oil-pump high-efficiency hydraulic station 38, so that the multi-oil-pump high-efficiency hydraulic station 38 is convenient to integrally carry and place beside a press filter tail.
The common oil tank 6 is a common oil tank of the large electric oil pump set 1 and the small electric oil pump set 2 and comprises an oil tank main body and an oil seepage collecting tank 16; the main body of the oil tank is a cuboid oil tank and is provided with an oil tank fixing plate 15, a double-oil-outlet flange 18 (an oil-outlet flange is added adaptively), an oil spilling joint 19, an oil discharge valve port 20 and an oil tank port folding edge 21, and oil tank cover mounting holes are uniformly distributed on the oil tank port folding edge 21; the oil seepage collecting tank 16 is a circular surrounding tank matched with the oil tank and is provided with an oil seepage joint 17; an oil outlet flange 18 which is a flange connected with the manual ball valve 11; an oil outlet flange 18 and an oil spilling joint 18 are respectively welded on corresponding orifices of the oil tank; two oil tank fixing plates 15 are respectively welded at corresponding positions at two ends of the right long edge of the oil tank bottom plate, and the other two oil tank fixing plates 15 are respectively welded at two ends of the wide edge of the oil tank bottom plate; the oil leakage joint 17 is welded on an oil return orifice of the oil leakage collecting tank 16, and the oil leakage collecting tank 16 is sleeved on the upper part of the oil tank main body and welded to form the common oil tank 6; the shared oil tank 6 is arranged behind the hydraulic station chassis 5; the hydraulic system is used for storing enough hydraulic oil for the multi-oil-pump high-efficiency hydraulic station 38, and is provided with a small electric oil pump group 2, a large integrated valve group 3 and a small integrated valve group 4.
The fuel tank cover 7 is matched with the common fuel tank 6 and comprises a fuel tank cover main body, a fuel filling hole 22 and a small pump mounting hole flange 23; the four sides of the oil tank cover main body are bent downwards to form a cap shape, and the periphery of the oil tank cover main body is uniformly provided with the mounting holes of the oil tank cover; a small pump mounting hole flange 23 is welded on a small pump mounting hole opening of the box cover main body; the fuel tank cover 7 is arranged on the common fuel tank 6; the oil tank is used for covering the shared oil tank 6 for dust prevention and security protection, and a small electric oil pump group 2, a large integrated valve group 3 and a small integrated valve group 4 are arranged on the oil tank 6.
The side oil receiving disc 8 is a rectangular oil receiving disc corresponding to the side large electric oil pump unit 1, and four sides of the side oil receiving disc are folded into disc edges; the side oil receiving disc 8 is arranged in front of the hydraulic station chassis 5 by abutting against the front bottom edge of the common oil tank 6; used for collecting the oil leakage of the big gear oil pump 25 and the manual ball valve 11.
The double oil return filters 10 are respectively arranged at oil return outlets below the large integrated valve group 3 and the small integrated valve group 4 and extend into the common oil tank 6 for filtering oil return; the liquid level meter 12 is arranged on the side surface of the dual-purpose oil tank 6 and is used for displaying the liquid level in the oil tank so as to be convenient for timely oiling; the air filter 9 is arranged in the oil filling hole 22 on the oil tank cover 7 and is used for preventing dust and balancing the air pressure in the oil tank; the manual ball valve 11 is arranged on an oil outlet flange 18 of the oil tank, the large electric oil pump group 1 is arranged on the side oil receiving disc 8 and connected with the manual ball valve 11, and the manual ball valve 11 facilitates assembly and disassembly of the common oil tank 6.
The dual-purpose high-efficiency hydraulic station 38 with the multi-oil-pump mixed type has the advantages that the dual-large oil cylinders 39 are driven by the dual-electric oil pump set 1, technical parameters are optimized, oil cylinder piston rods stretch and retract quickly, the filter plates 43 are pressed and loosened quickly, the intermittent time of a filter press is short, and the production efficiency is high; a large electric oil pump group 1 is additionally arranged, and a large integrated valve group 3 and a common oil tank 6 are improved in adaptability; the technical problems that the existing mixed dual-purpose hydraulic station adopts a single large electric oil pump set to drive double large oil cylinders of a filter plate pressing mechanism, the piston rod of a large oil cylinder 39 is slow in extension and retraction speed, so that the pressing and loosening time of a filter plate 43 is long, and the intermittent time and the production efficiency of a filter press are influenced are solved; the requirement of high-efficiency production (short intermittent solid-liquid separation) of users is met.
Example 2
A large-scale high-efficient pressure filter, use the dual-purpose high-efficient hydraulic station 38 of mixed type of multiple oil pumps that the utility model provides (abbreviate as the high-efficient hydraulic station of multiple oil pumps); the large-scale high-efficiency filter press mainly comprises a double-beam frame, a filter plate pressing mechanism, a multi-filter chamber filtering mechanism, a turning plate liquid receiving mechanism, a pulling plate cake discharging mechanism 41, a filter cloth cleaning mechanism 42 and a PLC program control system 44; the filter plate pressing mechanism and the turning plate liquid receiving mechanism share the multi-oil pump mixed dual-purpose high-efficiency hydraulic station 38; the automatic filter press has the functions of efficiently and automatically compressing and loosening the filter plate 43, automatically turning the plate and receiving liquid, automatically pulling the plate and unloading a cake, and automatically cleaning filter cloth; the device is suitable for high-efficiency solid-liquid separation of various suspension materials (namely, a mixture of liquid and solid particles). The utility model is common to the prior art, and is manufactured according to the group mark of 'chamber and plate and frame filter press' T/CGMA0701 and 'chamber and plate and frame filter press filter plate' T/CGMA0702-2021 in the China general mechanical industry standard.
The filter plate pressing mechanism and the flap liquid receiving mechanism are respectively provided with a double large oil cylinder 39 and a small oil cylinder 40 which share the multi-oil pump high-efficiency hydraulic station 38; the multi-oil-pump efficient hydraulic station 38 comprises a double-large electric oil pump set 1, a small electric oil pump set 2, a large integrated valve set 3, a small integrated valve set 4, a hydraulic station chassis 5, a shared oil tank 6, an oil tank cover 7, a side oil receiving disc 8, an air filter 9, an oil return filter 10, a manual ball valve 11 and a liquid level meter 12.
Assembling a large-scale efficient filter press: (1) the filter plate hold-down mechanism, the thrust plate of the hold-down mechanism of the filter plate is fixedly mounted on double leg of the aircraft nose, the hold-down plate (push pedal) is movably mounted on guide rail of the double girder, the double large-scale cylinder 39 is mounted on tailstock of the stander, the double piston rod is connected with hold-down plate, the high-efficient hydraulic station 38 of the multiple oil pump is placed on the ground of tail; a large oil pipe is used for connecting the large integrated valve group 3 and the large oil cylinder 39; (2) the turning plate liquid receiving mechanism is integrally arranged on four machine legs below the filter press, is positioned below the multi-filter chamber filtering mechanism, and is connected with the small integrated valve group 4 and the small oil cylinder 40 by using a small oil pipe; (3) the pulling plate cake discharging mechanism 41 is characterized in that double guide rails of the pulling plate cake discharging mechanism 41 are arranged on two sides of a double main beam, a driving motor is arranged on a machine head or a machine tail (preferably arranged on the machine head), a pulling plate trolley is arranged on the double guide rails on two sides of the main beam, and a two-stage transmission chain is connected with a driving device and the pulling plate trolley; (4) the multi-filter chamber filtering mechanism comprises a filter plate 43 of the multi-filter chamber filtering mechanism, a large oil cylinder 39 is used for pressing the filter plate 43 by supporting the filter plate 43 on a guide rail of a double main beam of a frame by virtue of handles at two sides of the filter plate, and a plurality of concave parts of adjacent filter plates 43 which clamp filter cloth form the multi-filter chamber; (5) and a filter cloth cleaning mechanism 42: the double guide rails of the filter cloth cleaning mechanism 4 are arranged on two sides of the double main beams, and the cloth washing trolley is arranged on the double guide rails on two sides of the main beams; (6) PLC programmable system 44: the PLC program control cabinet 44 is arranged on the ground of the tail and is communicated with the large oil cylinder 39, the small oil cylinder 40, the plate pulling trolley and the cloth washing trolley through signal lines and controls the large oil cylinder 39, the small oil cylinder 40, the plate pulling trolley and the cloth washing trolley to work.
The low-pressure static filtering process of the large-scale high-efficiency filter press comprises the following steps: the filter plates 43 are pressed by the double large-scale oil cylinders 39, and a plurality of concave parts of the adjacent filter plates 43 coated with filter cloth form a plurality of filter chambers; the material is pressurized by a feeding pump and is input into the multi-filter chamber through a feeding hole to be subjected to low-pressure static filtration, particles in the material are intercepted by the filter cloth to form a filter cake in the filter chamber, the filtrate passes through the filter cloth and flows out of a liquid outlet hole of the filter chamber, and the filter plate 43 is pulled open by the pull plate cake unloading mechanism 41 to realize gravity cake unloading. The single complete operation cycle working process of the automatic filter press comprises the following steps: under the control of the PLC program control system 44, the filter plate 43 is pressed, the materials are fed and filtered (including plate connection liquid), the materials are washed and purified, the materials are blown back, the materials are dried and purified, the cake is pulled and removed (including plate opening and cake dropping), the filter cloth is cleaned, and the operation is automatically finished by one key; the intermittent reciprocating circulation work realizes the solid-liquid separation in batches.
The large-scale high-efficiency filter press has the advantages that on the basis of the existing mixed dual-purpose hydraulic station, the large electric oil pump set 1 is additionally arranged, the main technical parameters of the large electric oil pump set are optimized, meanwhile, the large integrated valve set 3 and the common oil tank 6 are improved in adaptability, the telescopic speed of the piston rod of the large oil cylinder 39 is accelerated, and the pressing and loosening time of the filter plate 43 is effectively shortened; the requirement of high-efficiency production (short intermittent solid-liquid separation) of users is met, and the development trend of large-scale filter presses is realized.
Claims (3)
1. A multi-oil pump mixed type dual-purpose high-efficiency hydraulic station comprises double large electric oil pump sets, small electric oil pump sets, a large integrated valve set, a small integrated valve set, a hydraulic station chassis, a shared oil tank, an oil tank cover, a side oil receiving disc, an air filter, an oil return filter, a manual ball valve and a liquid level meter; the method is characterized in that: the large electric oil pump set is a large horizontal electric oil pump set and comprises a high-power motor and a large-gear oil pump; the high-power motor is a YE3-200L-4 type 30 KW high-efficiency energy-saving alternating current motor; the large gear oil pump is an HY225Y-RP type 225ml/r large-displacement oil pump and is provided with an oil pump oil suction port, an oil pump oil overflow port and an oil pump oil outlet; a large electric oil pump set is assembled by a high-power motor and a large gear oil pump; the large integrated valve group comprises a valve group main body, an electromagnetic directional valve, a pressure reducing valve, an overflow valve, an electromagnetic overflow valve and an electromagnetic speed regulating valve; the valve group main body is provided with a double-valve-group oil inlet, and the diameter of an oil path of the valve group main body is enlarged; the shared oil tank is a shared oil tank of the large electric oil pump set and the small electric oil pump set and comprises an oil tank main body and an oil seepage collecting tank; the interconnection relationship is: the shared oil tank is arranged behind the chassis of the hydraulic station; the fuel tank cover is arranged on the dual-purpose fuel tank, and the liquid level meter is arranged on the side surface of the dual-purpose fuel tank; the small electric oil pump group, the large integrated valve group and the small integrated valve group are respectively arranged at corresponding positions on the oil tank cover, and the double oil return filters are respectively arranged at oil return outlets below the large integrated valve group and the small integrated valve group; a small oil pipe is used for connecting a small electric oil pump set and a small integrated valve group, and an air filter is arranged in an oil filling hole on an oil tank cover; the side oil receiving disc is arranged in front of a hydraulic station chassis by the front bottom edge of a common oil tank, the manual ball valve is arranged on an oil outlet flange of the oil tank, the double large electric oil pump sets are horizontally arranged on the side oil receiving disc in front of the hydraulic station chassis and connected with the manual ball valve, and the large electric oil pump sets and the large integrated valve set are connected by large oil pipes; can respectively provide and control hydraulic oil for the large oil cylinder of the filter plate pressing mechanism and the small oil cylinder of the flap liquid receiving mechanism with high efficiency.
2. The dual-purpose high-efficiency hydraulic station with multiple oil pumps in a mixed mode according to claim 1, characterized in that: the oil tank main body of the shared oil tank is a cuboid oil tank and is provided with an oil tank fixing plate, a double-oil-outlet flange, an oil discharge valve port, an oil spilling joint and an oil tank port folding edge, wherein oil tank cover mounting holes are uniformly distributed on the oil tank port folding edge; the oil seepage collecting tank is a circular surrounding tank matched with the oil tank and is provided with an oil seepage joint; the oil outlet flange is connected with a manual ball valve flange; the oil outlet flange and the oil spilling joint are respectively welded on corresponding orifices of the oil tank; two oil tank fixing plates are respectively welded at corresponding positions at two ends of the right long edge of the oil tank bottom plate, and the other two oil tank fixing plates are respectively welded at two ends of the wide edge of the oil tank bottom plate; the oil leakage joint is welded on an oil return orifice of the oil leakage collecting tank, and the oil leakage collecting tank is sleeved on the upper part of the oil tank main body and welded to form a shared oil tank.
3. A large-scale high-efficiency filter press comprises a double-beam frame, a filter plate pressing mechanism, a multi-filter chamber filtering mechanism, a turning plate liquid receiving mechanism, a pulling plate cake discharging mechanism, a filter cloth cleaning mechanism and a PLC program control system; the filter plate pressing mechanism and the turning plate liquid receiving mechanism share a multi-oil pump high-efficiency hydraulic station; the method is characterized in that: the multi-oil pump high-efficiency hydraulic station is a dual-purpose high-efficiency hydraulic station with a multi-oil pump mixed type as claimed in claims 1-2; the large-scale high-efficiency filter press has the functions of high-efficiency automatic pressing and loosening of the filter plate, automatic plate turning and liquid receiving, automatic plate pulling and cake discharging and automatic filter cloth cleaning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122811158.5U CN216447210U (en) | 2021-11-17 | 2021-11-17 | Multi-oil pump mixed type dual-purpose high-efficiency hydraulic station and corresponding large-scale high-efficiency filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122811158.5U CN216447210U (en) | 2021-11-17 | 2021-11-17 | Multi-oil pump mixed type dual-purpose high-efficiency hydraulic station and corresponding large-scale high-efficiency filter press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216447210U true CN216447210U (en) | 2022-05-06 |
Family
ID=81354546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122811158.5U Active CN216447210U (en) | 2021-11-17 | 2021-11-17 | Multi-oil pump mixed type dual-purpose high-efficiency hydraulic station and corresponding large-scale high-efficiency filter press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216447210U (en) |
-
2021
- 2021-11-17 CN CN202122811158.5U patent/CN216447210U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216447210U (en) | Multi-oil pump mixed type dual-purpose high-efficiency hydraulic station and corresponding large-scale high-efficiency filter press | |
| CN214512950U (en) | Bidirectional inlet and outlet multifunctional filtering mechanism and corresponding efficient large-scale chamber type filter press | |
| CN113983012A (en) | Multi-oil pump mixed type dual-purpose high-efficiency hydraulic station and corresponding large-scale high-efficiency filter press | |
| CN216922669U (en) | Double-pump-head type dual-purpose mixed hydraulic station of efficient automatic filter press | |
| CN216199337U (en) | Overhead and side mixed large-scale dual-purpose hydraulic station and corresponding large-scale automatic filter press | |
| CN205152036U (en) | Sludge thickener and drier combination | |
| CN113775578A (en) | Overhead and side mixed large-scale dual-purpose hydraulic station and corresponding large-scale automatic filter press | |
| CN207532871U (en) | A kind of cleaning convenient planer-type filter press of filter residue | |
| CN114810702A (en) | Mixed dual-purpose double-pump head hydraulic station and corresponding large-scale efficient automatic filter press | |
| CN213172096U (en) | Plant ferment fertilizer preparation facilities | |
| CN213100969U (en) | Full-automatic cylinder filter press | |
| CN212449115U (en) | Garbage transfer box with sewage filtering structure | |
| CN210709710U (en) | Impurity collecting device in flour production process | |
| CN208975253U (en) | A kind of electroceramics processing regulatable filter pressing machine of fineness | |
| CN108002673A (en) | A kind of new sludge press filtration device for being capable of iron removaling | |
| CN211847401U (en) | High-efficient centrifugal sewage treatment plant | |
| CN209998015U (en) | high-efficient belt cleaning device of chinese herbal medicine of traditional chinese medicine pharmacy | |
| CN207042822U (en) | A kind of medicinal powder filters pharmaceutical device | |
| CN208213200U (en) | A kind of broken waste material knockout tower discharging device | |
| CN2363773Y (en) | Leaf filter capable of automatically discharging filter residue | |
| CN105533772A (en) | Automatic cleaning device used before dehydration of vegetable dehydrator | |
| CN112205642A (en) | Full-intelligent numerical control water-saving vegetable washing machine | |
| CN216788857U (en) | Double-oil-inlet type hydraulic integrated valve bank and double-oil-pump type hydraulic station for large filter press | |
| CN217119452U (en) | Van-type filter press is used in production of dispersant MF | |
| CN216909293U (en) | Upturning type double-turnover-plate folding liquid receiving mechanism of automatic anti-corrosion filter press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |