CN205549712U - High pressure combination squeezer - Google Patents

Abstract

The utility model provides a high pressure combination squeezer, includes first frame, second frame, crossbeam, closing device, transition device, extrudees device and at least a set of filter plate subassembly, crossbeam fixed mounting in first frame and second frame, the filter plate subassembly is movably install on the crossbeam and lie in first frame and the thrust surface of second frame between, closing device sets up in first frame, the setting of transition device is between closing device and filter plate subassembly, the setting of extrusion device is between first frame and filter plate subassembly. Owing to adopted movable filter subassembly, through the pressure of guide pillar transmission filter -pressing, cooperation closing device and extrusion device and transition device can bear high -pressure filter -pressing, and the required time of filter -pressing very shortens, has improved filter -pressing efficiency, has also practiced thrift the energy resource consumption, owing to set up the transition device, the technology that makes the filter -pressing unload is more convenient, the required space of the equipment of having practiced thrift, the cost is reduced simultaneously.

Description

High pressure combination squeezer

Technical field

The utility model relates to a kind of high pressure combination squeezer.

Background technology

Filter press is a kind of conventional solid-liquid separating equipment, is just applied to Chemical Manufacture in 18 beginnings of the century, so far Be still widely used for chemical industry, pharmacy, metallurgy, dyestuff, food, brewage, pottery and the industry such as environmental protection.Make For the dehydration equipment of a kind of maturation, filter press is widely applied to field of Environment Protection, becomes the weight that sewage sludge processes Want equipment.

General domestic sludge processing method uses the mechanical dehydration adding high molecular polymer, generally first passes through quenched place Reason, quenched have multiple method, has ermal physics method, such as pyrohydrolysis, hydro-thermal mummification, moist oxidation etc., has thing Logos, such as ultrasonic wave, microwave etc., most is chemical method, by adding some inorganic chemistry salt (medicament), Change mud molecule charge polarity can be played, increase pellet pores, improve the effects such as press filtration characteristic.City at present Technology the most generally the least expensive on field is all that sludge chemical is quenched adds the combination that filter press processes.

Mechanical sludge dewatering mainly removes the capillary water between mud granule, and the mud after standard machinery dehydration is aqueous Rate is often 65%-80%, in mud cake shape.When using Sludge landfill, sludge dewatering can greatly reduce the accumulation of mud The expense occurred in place, saving transportation, when mud is carried out compost treatment, sludge dewatering can guarantee that Compost is smoothed out (typically requiring in composting process that mud has relatively low moisture content), if carrying out sludge incineration, Focusing on, dewatering rate height can greatly reduce thermal energy consumption, harm reduction thing processing cost.

Mechanical dewatering equipment mainly has belt filter press, plate and frame filter press and sleeping spiral shell sedimentation centrifuge in the past, existing normal With chamber-type press filter, vertical hydraulic filter press, diaphragm machine and high pressure board and frame machine.

Chamber-type press filter is to grow up after the sixties in 20th century.It is characterized in that filter pressure is high, unit Filter area is big, and filter cake liquid content is low, and corrosion resistance is good, and filter plate is lightweight, and good springiness is corrosion-resistant, adapts to Property wide, running expense is low, can realize multiple stage work continuously, online control.Modern filter press is many with van-type is Main.

Chamber-type press filter operation principle is to be made up of one group of filter chamber, the surface of filter plate alternately arranged filter plate and filter frame Having groove, filter plate both sides are recessed, and every two pieces of filter plates synthesize a railway carriage or compartment shape filter chamber, and there is pit and convex on the surface of filter plate Platform, in order to supporting filter cloth.There is through hole on the corner of filter frame and filter plate, after assembling, constitute complete passage, can lead to Enter suspension, washings and extraction filtrate.The each rest with handles in filter plate both sides is on crossbeam, by hold down gag pressure Tight filter frame and filter plate.Filter cloth between plate, frame plays the effect of gasket seal.

Under the pressure effect of dehvery pump, it would be desirable to the feed liquid of filtration is sent into each filter chamber, is situated between by filtration Matter, separates solid with liquid.Filter cloth forms filter residue, until being full of filter chamber to form filter cake.Filtrate passes Filter cloth also flow to sheet frame corner passage along filter plate groove, concentrates and discharges.Filter complete, cleaning can be passed through and wash washing Wash filter residue.After washing, the most also it is passed through compressed air, removes remaining cleaning solution.Filtration opens pressure after terminating Filter removal stores the filter cake being between adjacent two filter plates, cleans filter cloth, again compresses filter frame and filter plate starts Subsequent work circulates.

Big for filter residue compressibility or near incompression the suspension of plate and frame filter press can be suitable for.Be suitable for is outstanding The concentration of solid particles of supernatant liquid is generally less than 10%, and operation pressure is generally 0.3～0.6 MPa, and special can Reach 3 MPas or higher.Filter area can be with sheet frame number increase and decrease used.Sheet frame is generally square, filter A length of 200～2000 millimeters of the inner edge of frame, frame thickness is 16～80 millimeters, and filter area is 0.5～1200 flat Side's rice.Plate compresses with modes such as frame hand power screw, electric screw and hydraulic pressure.Plate and frame timber, cast iron, The material manufactures such as cast steel, stainless steel, polypropylene and rubber.

But, sludge components is complicated, relative density is less, particle is relatively thin, and colloidal state situation often, certainly Having determined its feature being difficult to dehydration, current filter press will need the material filtered under the pressure effect of dehvery pump When liquid is sent into each filter chamber, takes long enough persistently to pump into, just can slough filtrate, be pressed into filter cake, required Time is very long, consumes the energy bigger.During filtering, hold down gag needs to compress filter frame and filter the most all the time Plate, has more increased the weight of the consumption of the energy.The shortcoming that innovation equipment is time-consumingly grown with solution filter press, energy consumption is big, It is the key subjects that face of industry.

Utility model content

In view of situation above, in order to solve the problem that above-mentioned technology exists, the utility model provides one dehydration effect The squeezer that rate is high, moisture percentage in sewage sludge is low.

A kind of high pressure combination squeezer, including the first frame, the second frame, crossbeam, hold down gag, transition dress Put, pressurizing unit and least one set filter plate assembly, described crossbeam is fixedly mounted in the first frame and the second frame, Filter plate assembly is movably mounted on crossbeam and between the thrust surface of the first frame and the second frame, described Hold down gag is arranged in the first frame, and described transition apparatus is arranged between hold down gag and filter plate assembly, institute State pressurizing unit to be arranged between the first frame and filter plate assembly.

Preferably, described filter plate assembly includes that piston plate and guide pillar, described piston plate are slidably mounted in filter In the hollow structure of board component, the surface closest to the piston plate of the second frame connects with thrust surface separably Touching, described guide pillar one end is fixed on piston plate, and the other end stretches out to pressurizing unit direction.

It is highly preferred that described filter plate assembly also includes exterior deckle board, gripper shoe and packing plate, described exterior deckle board is pacified Being contained in the side of gripper shoe, packing plate is arranged on the opposite side of gripper shoe, and exterior deckle board is closest to the table of the second frame Face contacts with thrust surface separably；Exterior deckle board and gripper shoe are hollow structure, and piston plate is pacified slidably It is contained in the hollow structure of described exterior deckle board and gripper shoe；Described guide pillar one end is fixed on piston plate, another Hold and overhang to packing plate；It is provided with on described exterior deckle board, gripper shoe and packing plate and is available for what guide pillar passed through Duct.

Described hold down gag has clamping element, and clamping element stretches out to the second frame direction, and clamping element connects One end of nearly filter plate assembly is provided with compression end.

Alternatively, described pressurizing unit is arranged on inside compression end, the extended pressure of pressurizing unit The extrusion element of tight end inner chamber has compressive plane, described compressive plane separably with by transition apparatus and filter plates Part contacts.

Further, described transition apparatus includes transmission mechanism, and one end of transmission mechanism is squeezed with extrusion element Pressure surface contacts separably, the guide pillar of the other end of transmission mechanism and the filter plate assembly closest to transition apparatus End face contacts.

Alternatively, described pressurizing unit is arranged on inside transition apparatus, and pressurizing unit can be stretched The extrusion element going out transition apparatus inner chamber has compressive plane, described compressive plane separably with closest to transition apparatus The end face of guide pillar of filter plate assembly contact.

On the basis of above two alternative, it is preferable that described transition apparatus includes transition apparatus continuing surface With transition apparatus seal face, transition apparatus continuing surface contacts separably with the seal face of hold down gag, transition Device seal face contacts with filter plate assembly separably.

Preferably, described transition apparatus is provided with for from removing transition dress between hold down gag and filter plate assembly The transition apparatus displaced portions put.

When using the squeezer work of technical solutions of the utility model, complete to prepare afterwards again to press in discharging During filter, transition apparatus is sling by transition apparatus displaced portions, leaves between hold down gag and filter plate assembly.

When being ready for press filtration operation, first transition apparatus is lowered between hold down gag and filter plate assembly, this Time be the utility model embodiment high pressure combination the squeezer free state when not having pressure effect vertical view View, does not has the effect of power between the most each parts.

When formally starting press filtration work, hold down gag starts, and is promoted compressing end to the second frame by clamping element Direction promotes, and the seal face compressing end is pressed on the transition apparatus continuing surface of transition apparatus, transition apparatus seal face Being pressed on the packing plate of filter plate assembly, pressure transmission is given by packing plate by pressure transmission to gripper shoe, gripper shoe Exterior deckle board, so transmits between the filter plate assembly being arranged on crossbeam successively, and promotes filter plate assembly at crossbeam Upper movement.Finally, contact with thrust surface closest to the surface of exterior deckle board of filter plate assembly of the second frame and press Tight on thrust surface.

Under the pressure effect of dehvery pump, slime water is sent into filter plate assembly, by filter medium, by solid and Liquid separates, and forms filter residue on filter cloth, and filtrate through filter cloth and flow to sheet frame corner along filter plate assembly groove Passage, concentrates and discharges from delivery port.After pumping into slime water several minutes under stress, the now mud in filter plate assembly Pulp-water moisture content reaches expected value, stops charging.

Starting pressurizing unit, extrusion element promotes to the direction of the second frame, makes to set in compressive plane and transition apparatus The one end of the transmission mechanism put contacts, the other end of transmission mechanism and the filter plate assembly closest to transition apparatus The end face of guide pillar contacts.Extruding force is fixed on by the guide pillar closest to the filter plate assembly of pressurizing unit to guide pillar Piston plate together transmits and promotes to the direction of the second frame, and passes to guide pillar thereafter and piston successively Plate, the simultaneously slime water in extruding filter plate assembly.

After extrusion element traveling several minutes, pressurize certain time, now keep delivery port unimpeded, by mud Moisture is discharged, and forms slime cake in filter plate assembly, and moisture content is down to standard-required.

After filtration and extruding terminate, clamping element and extrusion element rollback, disengage the impaction state of filter plate assembly, Filter plate assembly is made to be in the free state not stressed.Opening filter plate assembly, removal stores and is adjacent two filter plates The slime cake of inter-module, again compresses the parts such as filter plate assembly and starts subsequent work circulation after cleaning filter cloth.

The utility model embodiment other content NM, the installation of such as filter cloth and use, bending filter cloth shake Beat mechanism, removal slime cake device etc., be referred to prior art and arrange or select.

According to the squeezer of above-mentioned the utility model embodiment, owing to have employed active filters board component, by leading The pressure of post transmission press filtration, coordinates hold down gag and pressurizing unit and transition apparatus, it is possible to bear high pressure press filtration, Time needed for press filtration extremely shortens, and improves efficiency of press filtering, also saves energy resource consumption；Due to hold down gag Being arranged in the same side frame, compaction direction and the direction of extrusion with pressurizing unit is same direction, it is simple to arrange Integrally disposed electronic, hold down gag pneumatically or hydraulically and pressurizing unit power set, the letter of filter-pressing process flow process Just；Simultaneously because be provided with transition apparatus, the technique making press filtration discharging is more convenient, empty needed for having saved equipment Between, reduce cost.

Accompanying drawing explanation

Fig. 1 shows the three-dimensional view of the squeezer of the utility model embodiment.

Fig. 2 shows the half sectional view of squeezer shown in Fig. 1.

Fig. 3 shows the plan view of squeezer shown in Fig. 1.

Fig. 4 shows the half sectional view of squeezer SBR shown in Fig. 1.

Fig. 5 show free state before squeezer press filtration shown in Fig. 1 half sectional view.

Fig. 6 shows the plan view of free state before squeezer press filtration shown in Fig. 5.

Fig. 7 shows the plan view of squeezer impaction state shown in Fig. 1.

Fig. 8 shows the plan view of squeezer squeezed state shown in Fig. 1.

Fig. 9 shows the plan view of the state of squeezer discharging shown in Fig. 1.

Description of reference numerals

First frame the 1, second frame 2, crossbeam 3, hold down gag 4, clamping element 41, compress end 42, Seal face 43, transition apparatus 6, transition apparatus displaced portions 61, transition apparatus continuing surface 62, transition apparatus pressure Tight face 63, transmission mechanism 64, filter plate assembly 7, exterior deckle board 71, gripper shoe 72, packing plate 73, piston plate 74, guide pillar 75, thrust surface 8, pressurizing unit 9, extrusion element 91, compressive plane 93

Detailed description of the invention

Below with reference to accompanying drawings of the present utility model each is preferred embodiment described.Following ginseng is provided According to the description of accompanying drawing, to help the example of the present utility model limited by appended claims and their equivalents is implemented The understanding of mode.It includes the various details helping to understand, but they can only be counted as exemplary. Therefore, it would be recognized by those skilled in the art that and embodiment described herein can be made various changes and modifications, Without deviating from scope and spirit of the present utility model.And, in order to make specification more clear succinct, will omit To the detailed description that it is well known that function and structure.

First, a kind of high pressure combination squeezer according to the utility model embodiment is described with reference to the accompanying drawings, such as figure Shown in 1-9, a kind of high pressure combination squeezer, including first frame the 1, second frame 2, crossbeam 3, compress dress Putting 4, transition apparatus 6, pressurizing unit 9 and least one set filter plate assembly 7, described crossbeam 3 is fixedly mounted on In first frame 1 and the second frame 2, filter plate assembly 7 is movably mounted on crossbeam 3 and is positioned at the first machine Between frame 1 and the thrust surface 8 of the second frame 2, described hold down gag 4 is arranged in the first frame 1, described Transition apparatus 6 is arranged between hold down gag 4 and filter plate assembly 7, and described pressurizing unit 9 is arranged on the first machine Between frame 1 and filter plate assembly 7.

Filter plate assembly 7 includes that piston plate 74 and guide pillar 75, described piston plate 74 are slidably mounted in filter plate In the hollow structure of assembly 7, closest to the second frame 2 piston plate 74 surface separably with thrust surface 8 contact, and described guide pillar 75 one end is fixed on piston plate 74, and the other end stretches out to pressurizing unit 9 direction.

Filter plate assembly 7 also includes exterior deckle board 71, gripper shoe 72 and packing plate 73, and described exterior deckle board 71 is installed In the side of gripper shoe 72, packing plate 73 is arranged on the opposite side of gripper shoe 72, and exterior deckle board 71 is closest to the The surface of two frames 2 contacts with thrust surface 8 separably；Exterior deckle board 71 and gripper shoe 72 are hollow knot Structure, piston plate 74 is slidably mounted in the hollow structure of described exterior deckle board 71 and gripper shoe 72；Described Guide pillar 75 one end be fixed on piston plate 74, the other end to packing plate 73 overhang；Described exterior deckle board 71, it is provided with and is available for the duct that guide pillar 75 passes through on gripper shoe 72 and packing plate 73.

Hold down gag 4 has clamping element 41, and clamping element 41 stretches out to the second frame 2 direction, compresses unit Part 41 is provided with compression end 42 close to one end of filter plate assembly 7.

It is internal that pressurizing unit 9 is arranged on compression end 42, the extruding of pressurizing unit 9 extended compression end 42 inner chamber Element 91 has compressive plane 93, described compressive plane 93 separably with by transition apparatus 6 and filter plate assembly 7 Contact.

Transition apparatus 6 includes the compressive plane of transmission mechanism 64, one end of transmission mechanism 64 and extrusion element 91 93 contact separably, the other end of transmission mechanism 64 and the filter plate assembly 7 closest to transition apparatus 6 The end face of guide pillar 75 contacts.

Transition apparatus 6 includes transition apparatus continuing surface 62 and transition apparatus seal face 63, transition apparatus continuing surface 62 contact separably with the seal face 43 of hold down gag 4, transition apparatus seal face 63 separably with Filter plate assembly 7 contacts.

It is provided with on transition apparatus 6 for from removing transition apparatus 6 between hold down gag 4 and filter plate assembly 7 Transition apparatus displaced portions 61.

The high pressure combination squeezer operation principle of the utility model embodiment is described below in conjunction with the accompanying drawings.

The high pressure combination squeezer being illustrated in figure 4 the utility model embodiment completes to prepare again afterwards in discharging Secondary half sectional view when carrying out press filtration, now transition apparatus 6 is sling by transition apparatus displaced portions 61, leaves pressure Tight between device 4 and filter plate assembly 7.

When being ready for press filtration operation, first transition apparatus 6 is lowered into hold down gag 4 and filter plate assembly 7 Between, as shown in what Fig. 6 of Fig. 5, it is now that the high pressure combination squeezer of the utility model embodiment is in not pressure The plan view of the free state of masterpiece used time, does not has the effect of power between the most each parts.

When formally starting press filtration work, as it is shown in fig. 7, hold down gag 4 starts, pushed away by clamping element 41 Dynamic pressure tightly holds 42 to promote to the second frame 2 direction, and the seal face 43 compressing end 42 is pressed in transition apparatus 6 On transition apparatus continuing surface 62, transition apparatus seal face 63 is pressed on the packing plate 73 of filter plate assembly 7, Pressure transmission to exterior deckle board 71, is so existed by packing plate 73 by pressure transmission to gripper shoe 72, gripper shoe 72 It is arranged between the filter plate assembly 7 on crossbeam 3 and transmits successively, and promote filter plate assembly 7 to move on crossbeam 3. Finally, the surface closest to the exterior deckle board 71 of the filter plate assembly 7 of the second frame 2 contacts also with thrust surface 8 It is pressed on thrust surface 8.

Under the pressure effect of dehvery pump, the slime water of 95% moisture content is sent into filter plate assembly 7, by filtering Medium, separates solid with liquid, and forms filter residue on filter cloth, and filtrate is through filter cloth and along filter plate assembly 7 Groove flow to sheet frame corner passage, concentrates and discharges from delivery port.Slime water 5 points is pumped under the pressure of 10kgf Zhong Hou, now the slime water moisture content in filter plate assembly 7 reaches about 90%, stops charging.

Starting pressurizing unit 9, as shown in Figure 8, extrusion element 91 promotes to the direction of the second frame 2, makes Compressive plane 93 contacts with the one end of transmission mechanism 64 arranged in transition apparatus 6, transmission mechanism 64 another One end contacts with the end face of the guide pillar 75 of the filter plate assembly 7 closest to transition apparatus 6.Closest to extruding dress Extruding force is transmitted by the guide pillar 75 of the filter plate assembly 7 putting 9 to the piston plate 74 being fixed together with guide pillar 75 And promote to the direction of the second frame 2, and pass to guide pillar 75 thereafter and piston plate 74 successively, squeeze simultaneously Slime water in filter press plate assembly 7.

After extrusion element 91 is advanced 5 minutes, pressurize 10 minutes, now keep delivery port unimpeded, by mud Moisture discharge, filter plate assembly 7 in formation slime cake, moisture content is down to less than 50%.

After filtration and extruding terminate, as it is shown in figure 9, clamping element 41 and extrusion element 91 rollback, disengage filter The impaction state of board component 7, makes filter plate assembly 7 be in the free state not stressed.Open filter plate assembly 7, Removal stores the slime cake being between adjacent two filter plate assemblies 7, again compresses filter plate assembly 7 after cleaning filter cloth Subsequent work circulation is started Deng parts.

The utility model embodiment other content NM, the installation of such as filter cloth and use, bending filter cloth shake Beat mechanism, removal slime cake device etc., be referred to prior art and arrange or select.

According to the squeezer of above-mentioned the utility model embodiment, owing to have employed active filters board component, by leading The pressure of post transmission press filtration, coordinates hold down gag and pressurizing unit and transition apparatus, it is possible to bear high pressure press filtration, Time needed for press filtration extremely shortens, and improves efficiency of press filtering, also saves energy resource consumption；Due to hold down gag Being arranged in the same side frame, compaction direction and the direction of extrusion with pressurizing unit is same direction, it is simple to arrange Integrally disposed electronic, hold down gag pneumatically or hydraulically and pressurizing unit power set, the letter of filter-pressing process flow process Just；Simultaneously because be provided with transition apparatus, the technique making press filtration discharging is more convenient, empty needed for having saved equipment Between, reduce cost.

Being described in detail the utility model above, specific case used herein is to of the present utility model Principle and embodiment are set forth, and the explanation of above example is only intended to help understanding of the present utility model Method and core concept thereof, simultaneously for one of ordinary skill in the art, according to thought of the present utility model, The most all will change, in sum, this specification content should not be managed Solve as to restriction of the present utility model.

Through the above description of the embodiments, those skilled in the art is it can be understood that arrive this practicality newly Type can be implemented.Certainly, above listed situation is merely illustrative, and the utility model is not limited to that.This area It is to be understood by the skilled artisans that according to technical solutions of the utility model other deformation or simplify, can be suitable Be applied to the utility model, and should be included in the range of the utility model.

Claims (9)

1. high pressure combination squeezer, it is characterised in that include the first frame (1), the second frame (2), Crossbeam (3), hold down gag (4), transition apparatus (6), pressurizing unit (9) and least one set filter plate assembly (7), described crossbeam (3) is fixedly mounted in the first frame (1) and the second frame (2), filter plate assembly (7) it is movably mounted at crossbeam (3) and above and is positioned at the first frame (1) and the thrust of the second frame (2) Between face (8), described hold down gag (4) is arranged in the first frame (1), described transition apparatus (6) Being arranged between hold down gag (4) and filter plate assembly (7), described pressurizing unit (9) is arranged on the first machine Between frame (1) and filter plate assembly (7).

A kind of high pressure combination squeezer the most according to claim 1, it is characterised in that described filter plate Assembly (7) includes piston plate (74) and guide pillar (75), and described piston plate (74) is slidably mounted in filter In the hollow structure of board component (7), separable closest to the surface of the piston plate (74) of the second frame (2) Ground contacts with thrust surface (8), and described guide pillar (75) one end is fixed on piston plate (74), the other end Stretch out to pressurizing unit (9) direction.

A kind of high pressure combination squeezer the most according to claim 2, it is characterised in that described filter plate Assembly (7) also includes exterior deckle board (71), gripper shoe (72) and packing plate (73), described exterior deckle board (71) Being arranged on the side of gripper shoe (72), packing plate (73) is arranged on the opposite side of gripper shoe (72), housing Plate (71) contacts with thrust surface (8) separably closest to the surface of the second frame (2)；Exterior deckle board (71) Being hollow structure with gripper shoe (72), piston plate (74) is slidably mounted in described exterior deckle board (71) With in the hollow structure of gripper shoe (72)；Described guide pillar (75) one end is fixed on piston plate (74), The other end overhangs to packing plate (73)；Described exterior deckle board (71), gripper shoe (72) and packing plate (73) On be provided with and be available for the duct that guide pillar (75) passes through.

4. combine squeezer according to a kind of high pressure described in any one of claims 1 to 3, it is characterised in that Described hold down gag (4) has clamping element (41), and clamping element (41) is to the second frame (2) side To stretching out, clamping element (41) is provided with compression end (42) close to one end of filter plate assembly (7).

A kind of high pressure combination squeezer the most according to claim 4, it is characterised in that described extruding It is internal that device (9) is arranged on compression end (42), pressurizing unit (9) extended compression end (42) inner chamber Extrusion element (91) has compressive plane (93), described compressive plane (93) separably with pass through transition apparatus (6) contact with filter plate assembly (7).

A kind of high pressure combination squeezer the most according to claim 5, it is characterised in that described transition fills Put (6) and include the compressive plane of transmission mechanism (64), one end of transmission mechanism (64) and extrusion element (91) (93) contact separably, the other end of transmission mechanism (64) and the filter closest to transition apparatus (6) The end face of the guide pillar (75) of board component (7) contacts.

A kind of high pressure combination squeezer the most according to claim 4, it is characterised in that described extruding It is internal that device (9) is arranged on transition apparatus (6), pressurizing unit (9) extended transition apparatus (6) inner chamber Extrusion element (91) there is compressive plane (93), described compressive plane (93) separably with closest to transition The end face of the guide pillar (75) of the filter plate assembly (7) of device (6) contacts.

8. combine squeezer according to a kind of high pressure described in any one of claims 1 to 3, it is characterised in that Described transition apparatus (6) includes transition apparatus continuing surface (62) and transition apparatus seal face (63), and transition fills Put continuing surface (62) to contact separably with the seal face (43) of hold down gag (4), transition apparatus pressure Tight face (63) contacts with filter plate assembly (7) separably.

A kind of high pressure combination squeezer the most according to claim 1, it is characterised in that described transition fills Put and be provided with on (6) for from removing transition apparatus (6) between hold down gag (4) and filter plate assembly (7) Transition apparatus displaced portions (61).