CN208525924U - The superelevation compression elasticity squeezer that squeeze force is balanced, filter plate frame sealing force is constant - Google Patents
The superelevation compression elasticity squeezer that squeeze force is balanced, filter plate frame sealing force is constant Download PDFInfo
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- CN208525924U CN208525924U CN201821152806.2U CN201821152806U CN208525924U CN 208525924 U CN208525924 U CN 208525924U CN 201821152806 U CN201821152806 U CN 201821152806U CN 208525924 U CN208525924 U CN 208525924U
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Abstract
The utility model discloses the superelevation compression elasticity squeezers that a kind of squeeze force equilibrium, filter plate frame sealing force are constant.It includes filter plate frame of the several groups between thrust plate, thrust plate；The pressing oil of four same specifications is evenly arranged in cylinder installation seat, and the piston rod of four pressing oils is perpendicular to thrust plate compression face；The tie point of four piston rods and thrust plate, is evenly arranged on the compression face of thrust plate.Every group of filter plate frame includes load sheet frame, movable sheet frame and several plunger cases with two-stage self- steering set axis；Every plunger case includes cylinder body, cylinder bottom and plunger rod；Plunger rod doubles as level-one guiding axis and second level guide sleeve seat；The nose bar of cylinder bottom is as second level guiding axis；Cylinder body doubles as level-one guide sleeve seat.The pressing oil of four same specifications of the utility model replaces a large tank, it is ensured that the squeeze force of four pressing oil transmitting is balanced；Filter plate frame uses the constant force plunger case with two-stage self- steering set axis, can guarantee the depth of parallelism of load sheet frame and movable sheet frame in expressing process.
Description
Technical field
The utility model belongs to technical field of sludge deep dehydration, is related to a kind of deep dehydration device for sludge, in particular to
The superelevation compression elasticity squeezer that a kind of squeeze force is balanced, filter plate frame sealing force is constant.
Background technique
Superelevation compression elasticity squeezer is a kind of efficient plate compression equipment, it is successively arranged by several groups filter plate frame
Column are discharged the water in sludge by filter cloth, reach dehydration purpose by the extruding of filter plate frame.Traditional superelevation compression elasticity pressure
Crusher is usually that a large tank (plunger case) is used to provide squeeze force, and filter plate frame is in fixing sheet frame (load sheet frame) and to live
Several springs and several guide sleeves, axis is arranged in surrounding between movable plate frame, reduces chamber space by compressed spring completely, to realize
Extruding to filter plate frame, reaches dehydration purpose.
Existing superelevation compression elasticity squeezer has the following deficiencies:
(1) thrust plate of squeezer, filter plate frame and thrust plate are usually square.Squeezing is provided using a large tank
The connection of power, large tank piston and thrust plate can be only positioned at the middle of square.The power of large tank transmitting, in square
Between, square sideline and square diagonal line be extremely it is unbalanced.
(2) filter plate frame sealing force is the spring force by generating after squeeze force compressed spring, and spring force is compressed with spring
The increase of displacement and increase.After spring force has been more than minimum sealing force needed for filter plate frame, extra spring force has instead
Harmful, it will offset a part of effective squeeze force.Also, spring frangibility causes production to pause, and replacement spring is time-consuming and laborious.
(3) in expressing process, the fixing sheet frame (load sheet frame) of filter plate frame and movable sheet frame must keeping parallelism movements.
It is moved in parallel for the fixing sheet frame (load sheet frame) and movable sheet frame of guarantee filter plate frame, usually the fixing sheet frame in filter plate frame
Several guide sleeves, axis are set between (load sheet frame) and movable sheet frame.And these guide sleeves, axis corrosion-vulnerable are worn, and guiding is worked as
After set, axis abrasion are a certain amount of, guiding failure, in expressing process, multiple filter plate frames can cause upwards or bending deformation to the left and right
Spray mud.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, providing a kind of can slow down the abrasion of guide sleeve axis, keep away
The superelevation compression elasticity squeezer that the squeeze force for exempting from filter plate frame bending deformation is balanced, filter plate frame sealing force is constant.
The technical solution of the utility model is as follows:
The superelevation compression elasticity squeezer that a kind of squeeze force of the utility model is balanced, filter plate frame sealing force is constant, it includes machine
Frame is arranged successively several groups filter plate frame in rack；Frame front sets thrust plate, and rack rear portion sets thrust plate；Thrust plate and several
Group filter plate frame is respectively mounted on two crossbeams for being fixed on rack；Two crossbeams of rack are fixed on pedestal；Several groups filter
Sheet frame is between thrust plate, thrust plate；Several groups filter plate frame bottom two sides are equipped with water-accepting board；Front end of rack is installed equipped with oil cylinder
Seat；The pressing oil of four same specifications is uniformly arranged in cylinder installation seat, piston rod (i.e. four pistons of four pressing oils
Bar) perpendicular to the compression face of thrust plate；The head of four piston rods is fixedly connected with thrust plate (can be fixed by flange and bolt
Connection)；The tie point of four piston rods and thrust plate, is evenly arranged on the compression face of thrust plate, it is ensured that the pressure of four same specifications
It is balanced that oil expression cylinder, which passes to the squeeze force of thrust plate,.
Further, the compression face of the thrust plate is square or rectangle；The connection of four piston rods and thrust plate
Point, in the diagonal line quartering corresponding points of the square or rectangular of thrust plate compression face, it is ensured that four same specifications
The squeeze force that pressing oil passes to thrust plate is balanced.
Further, the filter plate frame of the squeezer, every group of filter plate frame is by a load sheet frame, several (20)
Plunger case with self- steering set axis, a movable sheet frame, several connectors and filter assemblies composition；(in expressing process, plunger
The sealing force that cylinder provides is kept constant, therefore is also constant force plunger case)；Every plunger case band two-stage guide sleeve axis, that is: it is each
Plunger case is equipped with two-stage guiding mechanism (comprising two-stage guide sleeve axis) altogether: plunger rod doubles as level-one guiding axis and second level guide sleeve
Seat；Cylinder body doubles as level-one guide sleeve seat；The nose bar of cylinder bottom doubles as second level guiding axis.Every plunger case includes cylinder body, cylinder bottom and column
Stopper rod；Plunger rod doubles as level-one guiding axis and second level guide sleeve seat；Cylinder bottom includes bottom round block and from bottom round block middle section
Protrusion and perpendicular to the nose bar of bottom round block, the nose bar of cylinder bottom is as second level guiding axis；It is a cavity inside plunger rod back segment,
Plunger rod back segment be sleeved on outside the nose bar of cylinder bottom (hollowed out into inside plunger rod back segment one it is corresponding with nose bar accommodate it is convex
The cavity of bar), plunger rod doubles as second level guide sleeve seat, that is, the guide sleeve seat of second level guiding axis, that is, cylinder bottom nose bar；Plunger rod
Head be it is solid, in the mounting hole of plunger club head insertion activity sheet frame；Cylinder body is cylindrical, is set to the interior of load sheet frame
In shrinkage pool (i.e. mounting hole)；Cylinder head has a flange, and cylinder body passes through flange and its fixing screws and load sheet frame of surrounding
It is fixedly connected；Cylinder base is sleeved on outside the bottom round block of cylinder bottom；Cylinder body front is sleeved on outside plunger rod, and cylinder body doubles as one
Grade guide sleeve seat, that is, level-one guiding axis, that is, plunger rod guide sleeve seat.
Further, plunger rod is stainless steel material, and cylinder body is cast steel, and cylinder bottom is carbon steel material.
Further, the technique oil duct being connected is equipped with inside the circumferential side frame of load sheet frame；The one of load sheet frame
Side bottom is equipped with technique oil duct general import and general export (being equipped with oil inlet and oil return pipe fitting)；It is opened on the cylinder body cylinder of every plunger case
(every group includes the technique oil inlet of side one, the technique oil export of the other side one) is imported and exported equipped with one group or several groups of technical oils,
Technical oil inlet and outlet are communicated with the gap (biggish space) between cylinder body and plunger rod；Four angles for being located at load sheet frame turn
The technical oil exit that connection is not needed at angle is equipped with technique oil duct screw plug；Gap (biggish sky between cylinder body and plunger rod
Between) be each plunger case share into, drainback passage；It is a cavity inside cylinder bottom；Between outer wall of cylinder block and load sheet frame there are
Certain interval (lesser space), also there are certain interval (lesser space) between cylinder body, the bottom of cylinder bottom and load sheet frame,
These gaps communicate, and communicate with the cavity inside cylinder bottom；These gaps (lesser space) are with the cavity inside cylinder bottom
Each plunger case into, drainback passage (also known as local into, drainback passage).
Further, it in plunger rod outer wall and inboard wall of cylinder block joint, is equipped with the first wear ring (as level-one guide sleeve)；
In the nose bar joint of plunger rod back segment cavity inner wall and cylinder bottom, it is equipped with the second wear ring (as second level guide sleeve)；Two-stage is led
Use wear-resisting, low-friction coefficient, intensity height, material for the wear ring of polyformaldehyde to set (level-one guide sleeve and second level guide sleeve).
Further, level-one guide sleeve seat, that is, cylinder body cylinder inner wall adds the shallow interior group of bumps of one circle of centre by two circle deep grooves
At i.e. level-one guide sleeve seat are as follows: among two circle deep grooves one circle of setting it is shallow in the lenticular structure that is formed of convex block.Two circle deep grooves
This lenticular structure that convex block is formed in setting one circle in centre is shallow can play the role of preferably fixing level-one guide sleeve.
Further, second level guide sleeve seat, that is, plunger rod back segment cavity inner wall adds the one shallow convex of circle of centre by two circle deep grooves
Block composition, i.e. second level guide sleeve seat are as follows: the lenticular structure that convex block is formed in shallow is enclosed in setting one among two circle deep grooves.Two circles are deep
This lenticular structure that the shallow interior convex block of one circle of setting is formed among groove can play the role of preferably fixing second level guide sleeve.
Further, in piston rod and movable sheet frame junction, being equipped with eccentricity compensation adjustment ring, (polyformaldehyde material, is used for
The location error of compensation adjustment load sheet frame and movable sheet frame processing hole), it may be assumed that the mounting hole of piston rod head insertion activity sheet frame
It is interior, with piston rod head joint in the mounting hole of movable sheet frame, it is equipped with eccentricity compensation adjustment ring；The eccentricity compensation adjustment ring
Inner ring be ellipse, outer ring is circle, and the mounting hole inner ring of movable sheet frame is circle, and piston rod head outer ring is circle；Partially
The outer ring of heart compensation adjustment ring is bonded with the mounting hole inner ring of movable sheet frame, the inner ring and piston rod head of eccentricity compensation adjustment ring
There are gap between outer ring, piston rod head can slightly deviate in the gap, thus can be compensated and adjusted automatically load sheet frame and
The Working position error of the mounting hole of movable sheet frame.
Further, piston rod head offers screw hole, is also to offer corresponding screw hole in movable sheet frame, this two
Attachment screw is installed at a screw hole (screw hole of the screw hole of piston rod, movable sheet frame), in attachment screw and movable plate
Anti-loosening spring washer is equipped between the screw hole of frame.
Further, the cylinder ports to connect with load sheet frame in the cylinder body of plunger case and piston rod joint are equipped with dust-proof
Sealing ring (dust-proof as plunger case, to keep off filtrate).
Further, in the cylinder body of plunger case and load sheet frame joint, it is (quiet close as plunger case to be equipped with O-ring seal
Envelope).
The utility model has the beneficial effects that
The superelevation compression elasticity squeezer that the squeeze force of the utility model is balanced, filter plate frame sealing force is constant has following special
Point:
(1) replace a large tank with the pressing oil of four same specifications, be applied on the thrust plate of squeezer and pressed
It squeezes.The pressing oil of four same specifications and the tie point of thrust plate are located at pair of the square (or rectangle) of thrust plate compression face
In the midpoint of linea angulata, that is, quartering corresponding points.In this way, the power of the pressing oil transmitting of four same specifications is equal, oil cylinder transmitting
Force is equal at a distance from square intermediate point, square angle steel joint and square sideline midpoint.To, it is ensured that four
The squeeze force that the pressing oil of same specification passes to thrust plate is balanced.
(2) the back pressure return pressure of suitable control single-action plunger piston cylinder is invariable, when having pressure on the plunger rod of plunger case
The masterpiece used time is squeezed, at this point, plunger case is equivalent to a constant force spring, this constant force remains unchanged in expressing process.This reality
With novel for the first time by the functional application of constant force spring in the filter plate frame of superelevation compression elasticity squeezer, make filter plate frame in expressing process
In, sealing force is sufficiently large between filter plate frame, and keeps constant.
(3) guiding between load sheet frame and movable sheet frame is developed, is designed to operate in oil liquid by the utility model
The interior guiding of two-stage guide sleeve axis.Stainless steel plunger is designed to as level-one guiding axis and second level guide sleeve seat；Cast steel cylinder body is set
It counts into as level-one guide sleeve seat；Carbon steel cylinder bottom is designed to as second level guiding axis；Two-stage guide sleeve uses wear-resisting, low friction system
The wear ring finished product that number, intensity are high, material is polyformaldehyde.Two-stage guide sleeve axis works in oil liquid, abrasion and friction resistance
Power is very small, to ensure that the depth of parallelism of the load sheet frame and movable sheet frame of filter plate frame in expressing process.
(4) the superelevation compression elasticity squeezer that the squeeze force is balanced, filter plate frame sealing force is constant, in piston rod head and activity
Sheet frame junction, setting inner ring is ellipse, outer ring is circular eccentricity compensation adjustment ring, and load sheet frame can be compensated and adjusted automatically
With the location error in the processing hole of movable sheet frame, the processing request of fixing sheet frame and the mounting hole on movable sheet frame is substantially reduced.
Detailed description of the invention
Fig. 1 is the whole of the superelevation compression elasticity squeezer that a kind of squeeze force of the utility model is balanced, filter plate frame sealing force is constant
Body structural schematic diagram；
Fig. 2 is the four of the superelevation compression elasticity squeezer that a kind of squeeze force of the utility model is balanced, filter plate frame sealing force is constant
The connection of the piston rod and thrust plate of the pressing oil of a same specification；
Fig. 3 is the A-A enlarged drawing in Fig. 2；
Fig. 4 is the liquid for the superelevation compression elasticity squeezer that a kind of squeeze force of the utility model is balanced, filter plate frame sealing force is constant
Press schematic diagram；
Fig. 5 is the schematic view of the front view of the filter plate frame with self- steering set axis constant force plunger case in the utility model；
Fig. 6 is the B-B cut away view (stretching out state) in Fig. 5；
Fig. 7 is the left view structural representation of the filter plate frame with self- steering set axis constant force plunger case in the utility model；
Fig. 8 is the A-A cut away view in Fig. 7；
Fig. 9 is the overlooking structure diagram of the filter plate frame with self- steering set axis constant force plunger case in the utility model；
Figure 10 is the C-C cut away view (stretching out state) in Fig. 5；
Figure 11 is the C-C cut away view (squeezing state) in Fig. 5；
Figure 12 is the I/ partial enlarged view in Figure 10；
Figure 13 is D-D cutting/partial enlarged view in Figure 12；
Figure 14 is II/partial enlarged view in Figure 10；
Figure 15 is III/partial enlarged view in Figure 11；
Figure 16 is the structural schematic diagram of the cylinder body 61 in the utility model；
Figure 17 is the structural schematic diagram of the plunger rod 66 in the utility model；
Figure 18 is the structural schematic diagram of the cylinder bottom 62 in the utility model；
Figure 19 is the schematic perspective view of the eccentricity compensation adjustment ring 53 in the utility model；
Figure 20 is the positive structure schematic of the eccentricity compensation adjustment ring 53 in the utility model；
Figure 21 is the schematic diagram of the plunger case stretching state in the utility model；
Figure 22 is the schematic diagram of the plunger case returns state in the utility model.
In Fig. 1-Fig. 3: 45- cylinder installation seat 46- pressing oil 47- piston rod 48- thrust plate 49- thrust plate 50-
Filter plate frame 71- crossbeam 72- mounting seat 73- water-accepting board
In Fig. 5-Figure 15: 51, load sheet frame 52, movable sheet frame 53, eccentricity compensation adjustment ring 531, eccentricity compensation adjustment
Ring inner ring 532, eccentricity compensation adjustment ring outer ring 54, dust-proof seal ring 55, O-ring seal 56, mounting hole 57, spring pad
Enclose 58, attachment screw 59, fixing screws 60, plunger case 61, cylinder body 62, cylinder bottom 63, cavity 64, nose bar 65, cavity
66, plunger rod 660, plunger rod outer ring 67, the first wear ring 68, the second wear ring 69, weeper 70, lenticular structure
80, technique oil duct 81, oil inlet and oil return pipe fitting 82, technique oil inlet 83, technique oil export 84, technique oil duct spiral shell
It is stifled
Specific embodiment
The utility model is further described below in conjunction with drawings and examples.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, the super-pressure bullet that a kind of squeeze force of the utility model is balanced, filter plate frame sealing force is constant
Property squeezer, it includes rack, and several groups filter plate frame 50 is arranged successively in rack；Frame front sets thrust plate 48, rack rear portion
If thrust plate 49；Thrust plate 48 and several groups filter plate frame 50 are respectively mounted on two crossbeams 71 for being fixed on rack；Two of rack
Crossbeam 71 is fixed in mounting seat 72；Several groups filter plate frame 50 is between thrust plate 49, thrust plate 48；Several groups filter
50 lower part two sides of sheet frame are equipped with water-accepting board 73；Front end of rack is equipped with cylinder installation seat 45；The pressing oil 46 of four same specifications is equal
Cloth is arranged in (being mounted on) cylinder installation seat 45, the piston rods 47 (i.e. four piston rods 47) of four pressing oils 46 perpendicular to
The compression face of thrust plate 48, four parallel and symmetrical settings of piston rod 47；The head of four piston rods 47 and thrust plate 48 are fixed
It connects (can be fixedly connected by flange with bolt)；The tie point of four piston rods 47 and thrust plate 48 is evenly arranged on thrust plate 48
Compression face on.
As shown in Figure 1, the rack of the superelevation compression elasticity squeezer of the utility model is mainly by crossbeam 71, cylinder installation seat
45, thrust plate 49 and mounting seat 72 are constituted；It carries the weight of whole squeeze force and its upper part and the weight of sludge
Amount.Thrust plate 48 and several groups filter plate frame 50 are installed on two crossbeams 71 of rack (removable to unload down).
As shown in Fig. 2, the compression face of thrust plate 48 is square；The tie point of four piston rods 47 and thrust plate 48, position
In in the diagonal line quartering corresponding points of thrust plate 48 compression face square, the pressing oil 46 of four same specifications thus can guarantee
It is balanced for passing to the squeeze force of thrust plate 48.
It is the superelevation compression elasticity squeezer that a kind of squeeze force of the utility model is balanced, filter plate frame sealing force is constant shown in Fig. 4
Hydraulic schematic diagram.The names of the parts and function are as follows in Fig. 4:
1--- fuel tank；Store hydraulic oil, hydraulic oil heat dissipation.
2--- low pressure ball valve；Hydraulic oil is discharged when maintenance.
3--- liquidometer；Show fuel tank memory oil mass.
4--- air cleaner；Fuel tank pneumostome, oil filler.
5--- liquid level relay；The low alarm of liquid level in fuel tank.
6--- magnetic filter；Filter out magnetic impurity in oil liquid.
7--- motor；Convert electric energy to mechanical energy.
8--- bell jar shaft coupling；Couple motor and deciding grade and level Variable plunger pump.
9--- oil absorption filter；Filter out hydraulic well cuts.
10-- deciding grade and level Variable plunger pump；Convert mechanical energy into hydraulic energy.Flow is big when low pressure, and flow is small when high pressure.
11-- pressure ga(u)ge damper；Compensator or trimmer pressure oil surge table.
12-- pressure gauge；Show current oil pressure.
13-- electromagnetic relief valve；It obtains electric construction and founds pressure, power off off-load.
14-- check valve；Prevent hydraulic oil from flowing backwards.
15-- electro-hydraulic reversing valve；Obtain electric transformation pressure oil flow direction.
16-- hydraulic control one-way valve；Keep oil pressure in oil circuit.
17-- one-way throttle valve；Stablize oil liquid flowing in oil circuit.
18-- pressure converter；Current oil pressure is converted into electric signal.
19-- pressure ga(u)ge damper；Compensator or trimmer pressure oil surge table.
20-- pressure gauge；Show current oil pressure.
21-- pressure gauge；Show current oil pressure.
22-- pressure ga(u)ge damper；Compensator or trimmer pressure oil surge table.
23-- pressure switch；Current oil pressure is converted into switching signal.
24-- solenoid directional control valve；Obtain electric transformation pressure oil flow direction.
25-- hydraulic control one-way valve；Keep oil pressure in oil circuit.
26-- overflow valve；In accumulator off-load, extra control pressure oil is discharged.
27-- overflow valve；In squeezing, pressure oil in back pressure drain spool cylinder keeps power in plunger case constant.
28-- high-pressure ball valve；It is closed in accumulator inflated with nitrogen.
29-- accumulator；In expressing process, the oil pressure in plunger case is kept.
30-- pressure ga(u)ge damper；Compensator or trimmer pressure oil surge table.
31-- pressure gauge；Show current oil pressure.
32-- pressure converter；Current oil pressure is converted into electric signal.
33-- limit switch；When squeezing on earth, switching signal is issued.
34-- limit switch；When thrust plate reaches locked position, switching signal is issued.
35-- limit switch；When pressing oil returns to bottom, switching signal is issued.
36-- overflow valve；In expressing process, pressing oil 4. pressure be greater than pressing oil 2. when, 4. to 2. oil extraction.
37-- overflow valve；In expressing process, pressing oil 2. pressure be greater than pressing oil 4. when, 2. to 4. oil extraction.
38-- synchronous valve；In expressing process, keep pressing oil 2. with pressing oil 4. synchronizing moving.
39-- overflow valve；1. and 3. 2. and 4. in expressing process, pressing oil is when pressure is greater than pressing oil, 2. and 4. to
3. 1. oil extraction.
40-- overflow valve；2. and 4. 1. and 3. in expressing process, pressing oil is when pressure is greater than pressing oil, 1. and 3. to
4. 2. oil extraction.
41-- synchronous valve；In expressing process, the pressing oil 1. and 3. 2. and 4. synchronizing moving with pressing oil is kept.
42-- synchronous valve；In expressing process, keep pressing oil 1. with pressing oil 3. synchronizing moving.
43-- overflow valve；In expressing process, pressing oil 1. pressure be greater than pressing oil 3. when, 1. to 3. oil extraction.
44-- overflow valve；In expressing process, pressing oil 3. pressure be greater than pressing oil 1. when, 3. to 1. oil extraction.
1. 2. 3. 4. 47- piston rod 48- thrust plate 49- thrust plate 50- is filtered 45- cylinder installation seat 46- pressing oil
Sheet frame
As shown in Fig. 5-Figure 20, the filter plate frame 50 of the superelevation compression elasticity squeezer of the utility model is that band self- steering set axis is permanent
The filter plate frame of power plunger case, every group of filter plate frame 50 is by load sheet frame 51,20 constant force plunger cases with self- steering set axis
60, a movable sheet frame 52, several connectors and filter assemblies composition；In expressing process, the sealing force of the offer of plunger case 60
It keeps constant, therefore is also constant force plunger case；Every plunger case 60 with two-stage guide sleeve axis, that is: every plunger case is equipped with altogether
Two-stage guiding mechanism (including two-stage guide sleeve axis): plunger rod 66 doubles as level-one guiding axis and second level guide sleeve seat；Cylinder body 61 is simultaneous
Make level-one guide sleeve seat；The nose bar 64 of cylinder bottom 62 doubles as second level guiding axis.Plunger rod 66 is stainless steel material, and cylinder body 61 is cast steel
Material, cylinder bottom 62 are carbon steel material.
Every plunger case 60 includes cylinder body 61, cylinder bottom 62 and plunger rod 66；Plunger rod 66 doubles as level-one guiding axis and second level
Guide sleeve seat；Cylinder bottom 62 includes bottom round block and protrudes from bottom round block middle section and perpendicular to the nose bar of bottom round block 64,
The nose bar 64 of cylinder bottom is used as second level guiding axis；It is a cavity 65 inside 66 back segment of plunger rod, 66 back segment of plunger rod is sleeved on cylinder
64 outside of nose bar at bottom (hollows out into the cavity for accommodating nose bar 64 corresponding with nose bar 64 inside 66 back segment of plunger rod
65), plunger rod 66 doubles as second level guide sleeve seat, that is, the guide sleeve seat of second level guiding axis (nose bar 64 of cylinder bottom)；Plunger rod 66
Head be it is solid, in the mounting hole 56 of 66 head insertion activity sheet frame 52 of plunger rod；Cylinder body 61 is cylindrical, is set to load
In the concave hole (i.e. mounting hole) of sheet frame 51；There are a flange, the fixation that cylinder body 61 passes through flange and its surrounding in 61 head of cylinder body
Screw 59 is fixedly connected with load sheet frame 51；61 bottom of cylinder body is sleeved on outside the bottom round block of cylinder bottom 62；61 front of cylinder body set
Mounted in 66 outside of plunger rod, cylinder body 61 doubles as level-one guide sleeve seat, that is, the guide sleeve seat of level-one guiding axis (plunger rod 66).
The technique oil duct 80 being connected is equipped with inside the circumferential side frame of load sheet frame 51；At the side bottom of load sheet frame 51
Portion is equipped with technique oil duct general import and general export (i.e. oil inlet and oil return pipe fitting 81)；It is opened on 61 cylinder of cylinder body of every plunger case 60
If there are four technical oil inlet and outlet, (two groups, every group includes the technique oil inlet 82 of the side one i.e. oil inlet of plunger case, the other side
One technique oil export 83 is the oil outlet of plunger case), gap (biggish space) phase between cylinder body 61 and plunger rod 66
It is logical；The four angles corner for being located at load sheet frame does not need to be equipped with technique oil duct screw plug 84 at the technique oil export 83 communicated, uses
Screw plug blocks that (four plunger cases 60 on four angles of load sheet frame 51 share eight technique oil exports 83, wherein seven
Technique oil export 83 is blocked with screw plug, and a technique oil export 83 is logical)；Gap between cylinder body 61 and plunger rod 66 is (biggish
Space) it is the oil inlet and oil return channel that each plunger case 60 shares；There is a cavity 63 inside cylinder bottom 62；61 outer wall of cylinder body and load sheet frame
There are certain interval (lesser space) between 51, also there are certain between cylinder body 61, the bottom of cylinder bottom 62 and load sheet frame 51
Gap (lesser space), these gaps communicate, and communicate with the cavity 63 inside cylinder bottom；These gaps (lesser space)
It is the oil inlet and oil return channel (also known as local oil inlet and oil return channel) of each plunger case 60 with the cavity 63 inside cylinder bottom 62.In force bearing plate
Multiple weepers 69, the discharge for filtrate are additionally provided in the bottom frame of frame 51.
In 66 outer wall of plunger rod and 61 inner wall joint of cylinder body, it is equipped with the first wear ring 67 (as level-one guide sleeve)；?
64 joint of nose bar of 66 back segment cavity of plunger rod, 65 inner wall and cylinder bottom 62 is equipped with the second wear ring 68 and (is oriented to as second level
Set)；Two-stage guide sleeve uses wear-resisting, low-friction coefficient, intensity height, material for the wear ring of polyformaldehyde.
Level-one guide sleeve seat, that is, 61 cylinder inner wall of cylinder body adds the shallow interior convex block of one circle of centre to form by two circle deep grooves, i.e. level-one
Guide sleeve seat are as follows: the lenticular structure 70 that convex block is formed in shallow is enclosed in setting one among two circle deep grooves.It is set among two circle deep grooves
Setting a circle this lenticular structure that shallowly interior convex block is formed can play the role of preferably fixing level-one guide sleeve.
Second level guide sleeve seat, that is, 66 back segment cavity of plunger rod, 65 inner wall adds the shallow interior group of bumps of one circle of centre by two circle deep grooves
At i.e. second level guide sleeve seat are as follows: among two circle deep grooves one circle of setting it is shallow in the lenticular structure 70 that is formed of convex block.Two circles are deep recessed
This lenticular structure that the shallow interior convex block of one circle of setting is formed among slot can play the role of preferably fixing second level guide sleeve.
As shown in Figure 12 and Figure 13, in 52 junction of plunger rod 66 and movable sheet frame, it is (poly- to be equipped with eccentricity compensation adjustment ring 53
Formaldehyde material, the location error in the processing hole for compensation adjustment load sheet frame 51 and movable sheet frame 52), it may be assumed that plunger rod 66
In the mounting hole 56 of portion's insertion activity sheet frame 52, in the mounting hole 56 of movable sheet frame 52 with 66 head joint of plunger rod, if
There is eccentricity compensation adjustment ring 53；The inner ring (i.e. eccentricity compensation adjustment ring inner ring 531) of the eccentricity compensation adjustment ring 53 is ellipse,
The outer ring (i.e. eccentricity compensation adjustment ring outer ring 532) of the eccentricity compensation adjustment ring 53 is that (as shown in Figure 19, Figure 20, this is partially for circle
The outer ring diameter of a circle of heart compensation adjustment ring is 63mm；Elliptical two opposite ends of the inner ring of the eccentricity compensation adjustment ring away from
From maximum is 52mm, and the smallest is 50mm)；56 inner ring of mounting hole of movable sheet frame 52 is circle, 66 head outer ring of plunger rod
(i.e. plunger rod outer ring 660) is circle；The outer ring of eccentricity compensation adjustment ring 53 is bonded with 56 inner ring of mounting hole of movable sheet frame 52,
There are gaps (i.e. in eccentricity compensation adjustment ring for left-right parts between eccentricity compensation adjustment ring inner ring 531 and plunger rod outer ring 660
Between the interior oval and outer circle of plunger rod, on 360 ° of directions, there is the eccentricity compensation adjustment amount of ± 1mm), 66 head of plunger rod can
It is slightly deviated in the gap, the Working position of the mounting hole of load sheet frame 51 and movable sheet frame 52 thus can be compensated and adjusted automatically
Error.
66 head of plunger rod (at front end center) offers screw hole, is also to offer corresponding screw in movable sheet frame 52
Hole is equipped with attachment screw 58 at the two screw holes (screw hole of the screw hole of piston rod, movable sheet frame), in attachment screw
Anti-loosening spring washer 57 is equipped between 58 and the screw hole of movable sheet frame 52.
In the cylinder ports and 66 joint of plunger rod that the cylinder body 61 of plunger case 60 connects with load sheet frame 51, it is equipped with dust-proof close
Seal 54 (dust-proof as plunger case, to keep off filtrate).
Cylinder body 61 and 51 joint of load sheet frame in plunger case 60, it is (quiet close as plunger case to be equipped with O-ring seal 55
Envelope).
The side of installing and using for the superelevation compression elasticity squeezer that the squeeze force of the utility model is balanced, filter plate frame sealing force is constant
Method is as follows: in use, installing 20 guiding originally between the fixing sheet frame and movable sheet frame of every group of filter plate frame of squeezer
The position for covering axis is changed to the constant force plunger case with self- steering set axis of 20 the utility model of installation.Also that is, in load sheet frame
A concave hole (mounting hole) is dug in the circumferential side frame of 51 (fixing sheet frames) at spacing intervals, it is also corresponding on movable sheet frame 52
Ground digs a corresponding concave hole (mounting hole) at spacing intervals, pacifies in the mounting hole of load sheet frame 51 and movable sheet frame 52
Load onto the constant force plunger case with self- steering set axis.The specific installation method of every constant force plunger case with self- steering set axis are as follows: first
First, 61 cylinder of cylinder body of plunger case 60 is put into the mounting hole of load sheet frame 51, by the way that fixing screws 59 are inserted into plunger case
It in 60 screw hole of 61 outer ring flange of cylinder body and the screw hole of load sheet frame 51 and tightens, the cylinder body 61 of plunger case 60 is installed
It is fixed on load sheet frame 51；Then, the cylinder bottom 62 of plunger case 60 is mounted in 61 cylinder of cylinder body；Later, by plunger rod 66
Back segment be mounted between cylinder body 61 and cylinder bottom 62, by the mounting hole of the front end insertion activity sheet frame 52 of plunger rod 66, pass through
The automatic location error for compensating eccentric 53 compensation adjustment load sheet frame of lantern ring and movable sheet frame processing hole；Finally, by attachment screw
In the screw hole of 58 insertion activity sheet frames 52 and the screw hole of plunger rod 66 and tighten, it can be by 66 front end of plunger rod and movable plate
Frame 52 is fixed together.
The operating principle for the superelevation compression elasticity squeezer that the squeeze force of the utility model is balanced, filter plate frame sealing force is constant is such as
Under:
As shown in Fig. 8, Figure 10, Figure 14, Figure 21, the pressure oil come out from hydraulic station fuel tank by technique oil duct general import and
General export (i.e. oil inlet and oil return pipe fitting 81), oil inlet and oil return channel (i.e. technique oil duct 80), technique oil inlet 82 enter plunger case 60 (into
Oil), a part enters the gap between cylinder body 61 and plunger rod 66, and from technique oil export 83, (i.e. each plunger case is shared out
Into, drainback passage), into next plunger case 60；Another part enters the gap between 61 outer wall of cylinder body and load sheet frame 51,
The gap between cylinder body 61, the bottom of cylinder bottom 62 and load sheet frame 51 is entered back into, enters back into the cavity 63 inside cylinder bottom later, it
The cavity 65 (i.e. local oil inlet and oil return channel) for entering back into 66 back segment of plunger rod afterwards, pushes plunger rod by the oil pressure in plunger case
66 stretch out, and transmit the force to movable sheet frame 52.
As shown in Fig. 8, Figure 11, Figure 15, Figure 22, external force passes through movable sheet frame 52 and acts on plunger rod 66, plunger rod 66
Retract, the oil in plunger case passes through local oil inlet and oil return channel and plunger case 60 (oil return) is discharged, then by each plunger case share into,
Drainback passage and technique oil duct 80, oil return to next plunger case 60, finally by oil inlet and oil return pipe fitting 81, oil return to hydraulic station
Fuel tank.
The expressing process for the superelevation compression elasticity squeezer that the squeeze force of the utility model is balanced, filter plate frame sealing force is constant is such as
Under:
One, plunger case stretches out
Motor 7 starts -- and for the hydraulic oil of deciding grade and level Variable plunger pump 10 through electromagnetic relief valve 13, fuel tank 1-- electricity is flowed back in off-load
The electromagnet DT0 of the magnetic overflow valve 13 and electromagnet DT3 of solenoid directional control valve 24 obtains electric -- the hydraulic oil of deciding grade and level Variable plunger pump 10
Successively filter plate frame is flowed to through check valve 14, the P of solenoid directional control valve 24 and B mouthfuls, hydraulic control one-way valve 25, plunger case 60 -- when pressure turns
When 32 pressure of parallel operation reaches 16MPa, plunger case 60 all stretches out, and DT0 and DT3 are disconnected, and the stretching of plunger case 60 terminates.Motor 7
Still start, for the hydraulic oil for Variable plunger pump 10 of defining the level through electromagnetic relief valve 13, fuel tank 1 is flowed back in off-load, waits next movement.
Two, pressing oil F.F.s
The electromagnet DT0 of the electromagnetic relief valve 13 and electromagnet DT1 of electro-hydraulic reversing valve 15 obtains electric -- deciding grade and level Variable plunger pump
10 hydraulic oil successively through check valve 14, P and B mouthfuls of electro-hydraulic reversing valve 15, it is hydraulic control one-way valve 16, one-way throttle valve 17, synchronous
Valve 41, synchronous valve 38 and synchronous valve 42, flow into from pressing oil rodless cavity -- it is flowed out from pressing oil rod chamber, through electro-hydraulic commutation
A and T mouthfuls of valve 15, flow back to fuel tank 1.Hydraulic fluid pressure low discharge is big at this time, and deciding grade and level Variable plunger pump 10 is automatically converted into low pressure
Big flow operational mode.Pressing oil 46 fast moves -- and when thrust plate is pressed onto limit switch 34, DT0 and DT1 are disconnected, squeezing
46 F.F. of oil cylinder terminates, and prepares into mud.At this point, motor 7 still starts, the hydraulic oil for Variable plunger pump 10 of defining the level overflows through electromagnetism
Valve 13 is flowed, off-load flows back to fuel tank 1, waits next movement.
Three, pressing oil pressure maintainings, into mud
When into mud, plunger case 60 is by 25 pressure maintaining of accumulator 29 and hydraulic control one-way valve；Pressing oil 46 is by fluid-control one-way
16 pressure maintaining of valve.If 32 pressure of pressure converter is lower than 16MPa, DT0 and DT3 obtain electric, carry out ftercompction to plunger case 60.Into mud
In the process, limit switch 34 must be to turn on, if limit switch 34 disconnects, DT0 and DT3 obtain it is electric, to pressing oil 46 into
Row ftercompction.When reaching 1.2MPa (being measured into mud pressure by the pressure sensor of enters mud pipe road) into mud pressure, terminate into mud.
Four, pressing oils discontinuously squeeze
Terminate into mud, is transformed into interrupted expressing process.The electromagnet DT0 of electromagnetic relief valve 13 and the electricity of electro-hydraulic reversing valve 15
Magnet DT1 is interrupted to obtain electric, disconnection, is squeezed.At this point, the squeeze pressure of pressing oil 46 discontinuously rises, hydraulic fluid pressure is high
Flow is small, and deciding grade and level Variable plunger pump 10 is automatically converted into high-pressure low-flow operational mode.Meanwhile plunger case 60 is compressed, back
Pushing back oil is forcibly opened by overflow valve 27 to realize.The pressure of overflow valve 27 is adjusted to 20MPa, the pressure in plunger case
Power is also 20MPa, so the power that plunger case is transmitted is constant.That is, plunger case 60 is equivalent to a kind of constant force here
Spring.When thrust plate is pressed onto limit switch 33 or when the pressure of pressure converter 18 reaches 24MPa, squeezing can be used as
The condition that process terminates, expressing process terminate.DT0 and DT1 is disconnected, and prepares next movement.
Five, pressing oil pressure maintainings, delay
Interrupted expressing process terminates, and pressing oil needs pressure maintaining, delay a period of time.The main sludge of delay time length is special
Depending on property, usual 60 seconds to 120 seconds.Pressure maintaining after delay, opens water-accepting board.
Six, plunger case discharges
The electromagnet DT0 of the electromagnetic relief valve 13 and electromagnet DT4 of solenoid directional control valve 24 obtains electric -- deciding grade and level Variable plunger pump
10 hydraulic oil is successively through check valve 14, the P of solenoid directional control valve 24 and A mouthfuls, the control port of hydraulic control one-way valve 25, overflow valve 26
Flow back to fuel tank；Meanwhile the hydraulic oil in plunger case 60 is through 25 reverse flow of hydraulic control one-way valve, then B and T through solenoid directional control valve 24
Mouth flows back to fuel tank.60 discharge of plunger case 3 seconds just achievable.
Seven, pressing oils are quickly retracted
The electromagnet DT0 of the electromagnetic relief valve 13 and electromagnet DT2 of electro-hydraulic reversing valve 15 obtains electric -- deciding grade and level Variable plunger pump
10 hydraulic oil is through check valve 14, and P and A mouthfuls of electro-hydraulic reversing valve 15, pressing oil rod chamber, pressing oil rodless cavity synchronizes
Valve 38 and synchronous valve 42, synchronous valve 41, one-way throttle valve 17 control check valve 16, B and T mouthfuls of electro-hydraulic reversing valve 15, flow back to oil
Case.Hydraulic fluid pressure low discharge is big at this time, and deciding grade and level Variable plunger pump 10 is automatically converted into low pressure and mass flow operational mode.Expressed oil
Cylinder is quickly retracted -- and when thrust plate is pressed onto limit switch 35, DT0 and DT2 are disconnected, and pressing oil quickly retracts end.Motor
7 close, and prepare mud extraction.
The superelevation compression elasticity squeezer that the squeeze force of the utility model is balanced, filter plate frame sealing force is constant has following special
Point:
(1) thrust plate of squeezer, filter plate frame and thrust plate are still square.With the pressing oil of four same specifications
Replace a large tank.The connection of the pressing oil and thrust plate of four same specifications is located at cornerwise midpoint i.e. four of square etc.
Divide in corresponding points.In this way, the power of the pressing oil transmitting of four same specifications be it is equal, oil cylinder transmits among force and square
The distance of point, square angle steel joint and square sideline midpoint is equal.To, it is ensured that the pressing oil of four same specifications
It is balanced for passing to the squeeze force of thrust plate.
(2) filter plate frame uses the constant force plunger case with two-stage self- steering set axis, can guarantee load sheet frame and the work of filter plate frame
The depth of parallelism of the movable plate frame in expressing process；Also make filter plate frame in expressing process, sealing force is sufficiently large between filter plate frame, and protects
It holds constant.By the guiding between load sheet frame and movable sheet frame, the two-stage guide sleeve axis being designed to operate in oil liquid is developed
Interior guiding, substantially reduces abrasion and frictional resistance.
(3) circumferential side frame of load sheet frame uses steel-casting, and technique oil duct is made in casting, solves the tired of drilling deep hole
Difficult problem (circumferential side frame of existing load sheet frame is made into square steel).Load sheet frame steel-casting after machining, is being pressed
Squeeze during rigidity it is good, be unlikely to deform, solve the problems, such as in expressing process because sheet frame deformation due to caused by spray mud.
(4) in piston rod head and movable sheet frame junction, setting inner ring is ellipse, outer ring is circular eccentricity compensation
Adjustment ring can be compensated and adjusted automatically the Working position error of the mounting hole of load sheet frame and movable sheet frame, substantially reduce fixed plate
The processing request of frame and the mounting hole on movable sheet frame.
Claims (10)
- The superelevation compression elasticity squeezer that 1. a kind of squeeze force is balanced, filter plate frame sealing force is constant, which is characterized in that it includes machine Frame is arranged successively several groups filter plate frame in rack；Frame front sets thrust plate, and rack rear portion sets thrust plate；Thrust plate and several Group filter plate frame is respectively mounted on two crossbeams for being fixed on rack；Two crossbeams of rack are fixed on pedestal；Several groups filter Sheet frame is between thrust plate, thrust plate；Several groups filter plate frame bottom two sides are equipped with water-accepting board；Front end of rack is installed equipped with oil cylinder Seat；The pressing oil of four same specifications is uniformly arranged in cylinder installation seat, the piston rod of four pressing oils i.e. four piece piston Compression face of the bar perpendicular to thrust plate；The head of four piston rods is fixedly connected with thrust plate；Four piston rods and thrust plate Tie point is evenly arranged on the compression face of thrust plate.
- 2. the superelevation compression elasticity squeezer that squeeze force as described in claim 1 is balanced, filter plate frame sealing force is constant, feature exist In the compression face of the thrust plate is square or rectangle；The tie point of four piston rods and thrust plate, be located at thrust plate by In the diagonal line quartering corresponding points of pressure surface square or rectangular.
- 3. the superelevation compression elasticity squeezer that squeeze force as claimed in claim 1 or 2 is balanced, filter plate frame sealing force is constant, special Sign is, every group of filter plate frame is by: a load sheet frame, several plunger cases with self- steering set axis, a movable sheet frame, several Connector and filter assemblies composition；It includes two-stage guide sleeve axis that every plunger case, which is equipped with two-stage guiding mechanism to be,；Every plunger case Including cylinder body, cylinder bottom and plunger rod；Plunger rod doubles as level-one guiding axis and second level guide sleeve seat；Cylinder bottom include bottom round block and from Bottom round block middle section protrudes and perpendicular to the nose bar of bottom round block, and the nose bar of cylinder bottom is as second level guiding axis；After plunger rod Intersegmental part is a cavity, and plunger rod back segment is sleeved on outside the nose bar of cylinder bottom, i.e., hollowed out into inside plunger rod back segment one with The corresponding cavity for accommodating nose bar of nose bar, plunger rod double as second level guide sleeve seat, that is, second level guiding axis, that is, cylinder bottom nose bar Guide sleeve seat；Plunger club head be it is solid, in the mounting hole of plunger club head insertion activity sheet frame；Cylinder body is cylindrical, It is set in the concave hole i.e. mounting hole of load sheet frame；Cylinder head has a flange, and cylinder body is consolidated by flange and its surrounding Determine screw to be fixedly connected with load sheet frame；Cylinder base is sleeved on outside the bottom round block of cylinder bottom；Cylinder body front is sleeved on plunger Outside bar, cylinder body doubles as level-one guide sleeve seat, that is, level-one guiding axis, that is, plunger rod guide sleeve seat.
- 4. the superelevation compression elasticity squeezer that squeeze force as claimed in claim 3 is balanced, filter plate frame sealing force is constant, feature exist In equipped with the technique oil duct being connected inside the circumferential side frame of load sheet frame；Technique is equipped in a side bottom of load sheet frame Oil duct general import and general export are equipped with oil inlet and oil return pipe fitting；One group or several is offered on the cylinder body cylinder of every plunger case Group technical oil inlet and outlet, every group includes the technique oil inlet of side one, the technique oil export of the other side one；Technical oil inlet and outlet Gap between cylinder body and plunger rod communicates；It is logical into, oil return that gap between cylinder body and plunger rod is that each plunger case is shared Road；It is a cavity inside cylinder bottom；There are certain interval between outer wall of cylinder block and load sheet frame, cylinder body, cylinder bottom bottom with hold Also there are certain interval between power sheet frame, these gaps are communicated, and communicate with the cavity inside cylinder bottom；These gaps and cylinder bottom Internal cavity is each plunger case into, drainback passage.
- 5. the superelevation compression elasticity squeezer that squeeze force as claimed in claim 3 is balanced, filter plate frame sealing force is constant, feature exist In in plunger rod outer wall and inboard wall of cylinder block joint, equipped with the first wear ring, as level-one guide sleeve；It is empty in plunger rod back segment The nose bar joint of cavity wall and cylinder bottom is equipped with the second wear ring, as second level guide sleeve；Level-one guide sleeve and second level guide sleeve Use material for the wear ring of polyformaldehyde.
- 6. the superelevation compression elasticity squeezer that squeeze force as claimed in claim 3 is balanced, filter plate frame sealing force is constant, feature exist In level-one guide sleeve seat, that is, cylinder body cylinder inner wall adds the shallow interior convex block of one circle of centre to form by two circle deep grooves, i.e. level-one guide sleeve Seat are as follows: the lenticular structure that convex block is formed in shallow is enclosed in setting one among two circle deep grooves；Second level guide sleeve seat, that is, plunger rod back segment Cavity inner wall adds the shallow interior convex block of one circle of centre to form by two circle deep grooves, i.e. second level guide sleeve seat are as follows: sets among two circle deep grooves Set a circle lenticular structure that shallowly interior convex block is formed.
- 7. the superelevation compression elasticity squeezer that squeeze force as claimed in claim 3 is balanced, filter plate frame sealing force is constant, feature exist In, in the mounting hole of movable sheet frame with piston rod head joint, be equipped with eccentricity compensation adjustment ring；The eccentricity compensation adjustment ring Inner ring be ellipse, outer ring is circle, and the mounting hole inner ring of movable sheet frame is circle, and piston rod head outer ring is circle；Partially The outer ring of heart compensation adjustment ring is bonded with the mounting hole inner ring of movable sheet frame, the inner ring and piston rod head of eccentricity compensation adjustment ring There are gap between outer ring, piston rod head can slightly deviate in the gap.
- 8. the superelevation compression elasticity squeezer that squeeze force as claimed in claim 3 is balanced, filter plate frame sealing force is constant, feature exist In it is also to offer corresponding screw hole in movable sheet frame that piston rod head, which offers screw hole, the two screw hole, that is, pistons Attachment screw is installed at the screw hole of bar, the screw hole of activity sheet frame, between attachment screw and the screw hole of movable sheet frame Equipped with anti-loosening spring washer.
- 9. the superelevation compression elasticity squeezer that squeeze force as claimed in claim 3 is balanced, filter plate frame sealing force is constant, feature exist In in the cylinder ports and piston rod joint that the cylinder body of plunger case connects with load sheet frame, equipped with dust-proof seal ring, as plunger Cylinder is dust-proof.
- The superelevation compression elasticity squeezer that 10. squeeze force as claimed in claim 3 is balanced, filter plate frame sealing force is constant, feature It is, cylinder body and load sheet frame joint in plunger case are equipped with O-ring seal, as plunger case static seal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821152806.2U CN208525924U (en) | 2018-07-18 | 2018-07-18 | The superelevation compression elasticity squeezer that squeeze force is balanced, filter plate frame sealing force is constant |
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|---|---|---|---|
| CN201821152806.2U CN208525924U (en) | 2018-07-18 | 2018-07-18 | The superelevation compression elasticity squeezer that squeeze force is balanced, filter plate frame sealing force is constant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108635921A (en) * | 2018-07-18 | 2018-10-12 | 上海同臣环保有限公司 | The superelevation compression elasticity squeezer that a kind of squeeze force is balanced, filter plate frame sealing force is constant |
-
2018
- 2018-07-18 CN CN201821152806.2U patent/CN208525924U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108635921A (en) * | 2018-07-18 | 2018-10-12 | 上海同臣环保有限公司 | The superelevation compression elasticity squeezer that a kind of squeeze force is balanced, filter plate frame sealing force is constant |
| CN108635921B (en) * | 2018-07-18 | 2024-03-19 | 上海同臣环保有限公司 | Ultra-high pressure elastic squeezer with balanced squeezing force and constant sealing force of filter plate frame |
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Effective date of registration: 20200331 Address after: Taicang City Xinhai Huangjing Town Village in Suzhou City, Jiangsu province 215400 Patentee after: Tongchen environmental protection equipment technology (Suzhou) Co., Ltd Address before: 200082, Room 215, building 2, Tongji Science Park, No. 65, Chifeng Road, Shanghai, Yangpu District Patentee before: SHANGHAI TECHASE ENVIRONMENT PROTECTION Co.,Ltd. |
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