CN116498819A - Self-locking high-pressure movable hose plugging device and high-pressure medium pipeline of membrane filter press - Google Patents
Self-locking high-pressure movable hose plugging device and high-pressure medium pipeline of membrane filter press Download PDFInfo
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- CN116498819A CN116498819A CN202210057470.6A CN202210057470A CN116498819A CN 116498819 A CN116498819 A CN 116498819A CN 202210057470 A CN202210057470 A CN 202210057470A CN 116498819 A CN116498819 A CN 116498819A
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- 239000012528 membrane Substances 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 120
- 239000008358 core component Substances 0.000 claims description 26
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000012065 filter cake Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/30—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings
- F16L37/32—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
- F16L37/34—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the lift valves being of the sleeve type, i.e. a sleeve is telescoped over an inner cylindrical wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/22—Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers or helical springs under radial pressure between the parts
- F16L37/23—Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers or helical springs under radial pressure between the parts by means of balls
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to a self-locking high-pressure movable hose plugging device and a high-pressure medium pipeline of a membrane filter press, which have the main points of the innovation scheme that: the existing screw-threaded high-pressure hose connector is improved into a self-locking high-pressure movable hose plugging device, which comprises a hose plugging connector and a hose plugging seat; both have tube core assembly of sealing, namely the spring compresses tightly the plug switch which seals the high-pressure medium channel automatically; the hose connector can be quickly inserted into the hose connector and can open the high-pressure medium channel, and also can safely pull out the hose connector and automatically and safely close the high-pressure medium channel. The high-pressure medium pipeline and the hose plugging device solve the technical problems that when a high-pressure movable hose of a vulnerable part is replaced, when a screw-threaded high-pressure hose connector is unscrewed, high-pressure medium which is not discharged out of a filter chamber is easy to hurt people, and the pipe connector is not convenient and quick to assemble and disassemble, the maintenance work efficiency is influenced, and the shutdown error time is long; the safety performance and the dismounting efficiency of the high-pressure medium pipeline are improved, and the safety and the efficiency are improved.
Description
Technical Field
The invention belongs to the technical field of automatic membrane filter presses (patent classification number B01D 25/12), and relates to a high-pressure medium hose plugging device of a squeezing and filtering mechanism.
Background
The filter press is a pressurized filtration device with a plurality of filter chambers intermittently operated; the membrane filter press is a filter press for dehydrating a filter cake by a primary low-pressure static filtration and a secondary high-pressure bulge membrane press; an automatic membrane filter press is a membrane filter press with integrated mechanical, electric and hydraulic functions and intelligent control by a PLC; mainly comprises a double-beam frame, a filter plate pressing mechanism, a squeezing and filtering mechanism, a pulling plate cake discharging mechanism, a filter cloth cleaning mechanism, a turning plate liquid receiving mechanism and a PLC program control system; the method is suitable for automatic solid-liquid separation of various suspension materials (i.e. a mixture of liquid and solid particles) with low water content requirement (about 20% of water content) of filter cakes.
The squeezing and filtering mechanism is a core mechanism of a membrane filter press and mainly comprises a filter plate slideway, an end-to-end anti-corrosion filter plate, a membrane filter plate, a matched filter plate, a filter cloth, a clamping and distributing device, a filter plate supporting handle, a high-pressure medium pipeline, sealing rings at the ends of fluid inlet and outlet holes (comprising a feed hole, a liquid outlet hole, a washing blowing hole and a high-pressure medium hole) and external pipelines for the fluid inlet and outlet; the adjacent membrane filter plates coated with the filter cloth and the matched filter plates are alternately arranged and pressed to form a multi-filter chamber, the multi-filter chamber is provided with an end-to-end anti-corrosion filter plate and various fluid inlet and outlet external pipelines to form a squeezing filter mechanism, and the multi-filter chamber has the functions of primary low-pressure static filtration and secondary high-pressure bulge membrane squeezing filter cake dehydration.
The high-pressure medium pipeline, namely a pipeline for inputting high-pressure water or compressed air into the squeezing cavities of the plurality of diaphragm filter plates, comprises a high-pressure medium main pipe, a high-pressure movable hose, a hose adapter, a high-pressure hose connector and a high-pressure port connector; the high-pressure hose joint is a screw-threaded high-pressure hose joint; the high-pressure medium main pipe is arranged on the machine head supporting leg and the machine tail supporting leg and is positioned at the lower side of the filter plate; the double high-pressure port connectors are respectively welded on high-pressure medium holes of the diaphragm filter plate and the high-pressure medium main pipe, and the double high-pressure hose connectors and the high-pressure movable hose are used for connecting the high-pressure medium main pipe and the high-pressure port connectors of the diaphragm filter plate; in the process of compacting and pulling the filter plates, the rows of high-pressure movable hoses move back and forth along with the diaphragm filter plates.
The high-pressure hose connector of the existing high-pressure movable hose has the following defects: (1) Because the high-pressure medium movable hose belongs to a vulnerable part and needs to be replaced irregularly, the screw tightening type high-pressure hose connector is not convenient and quick to install and disassemble, the maintenance work efficiency is affected, and the production time of the filter press is delayed to be longer; (2) The high-pressure hose connector lacks the function of self-locking a high-pressure medium pipeline when unscrewing, and unscrews the high-pressure hose connector when replacing a high-pressure movable hose, sometimes the high-pressure medium which is not discharged out of the filter chamber is easy to hurt people when being sprayed out, and potential safety hazards exist; improving the safety and convenience of high pressure flexible hose joints is a technical problem that people always want to solve but have not succeeded.
Disclosure of Invention
The invention aims to overcome the defects of the high-pressure hose connector of the existing high-pressure movable hose, solve the technical problems that when the high-pressure movable hose of a vulnerable part is replaced, high-pressure medium which is not discharged out of a filter chamber is easy to hurt people when the threaded tightening type high-pressure hose connector is unscrewed, the pipe connector is not convenient and quick to assemble and disassemble, the maintenance work efficiency is affected, and the shutdown misoperation time is long, and provide a self-locking high-pressure movable hose plugging device and a high-pressure medium pipeline of a diaphragm filter press; the high-pressure medium pipeline of the membrane filter press, which is provided with the self-locking type high-pressure movable hose plugging device, is short for short because of limited number of patent names.
The innovative technical scheme adopted for solving the problems in the prior art is as follows: the main point of the general technical scheme is that the novel general structure has outstanding substantive characteristics compared with the prior art, and the self-locking type high-pressure movable hose plugging device (hereinafter referred to as hose plugging device) is characterized in that: the existing screw-threaded high-pressure hose connector is improved into a self-locking high-pressure movable hose plugging device, which comprises a hose plugging connector (namely a movable end of the plugging device) and a hose plugging seat (namely a fixed end of the plugging device); the hose plug comprises a plug outer sleeve, a tube sealing core assembly, a plug sealing gasket and a plug main body; the hose plug seat comprises a plug seat main body and a tube sealing core component; the tube sealing core component, namely a plug switch for automatically closing off the high-pressure medium channel by spring compression, can automatically close off the high-pressure medium channel when the hose plug is pulled out, and avoids the high-pressure medium ejection phenomenon; the hose connector can be inserted into the hose connector and sealed, and when the hose connector is inserted into the hose connector, the hose connector can jack up the high-pressure medium channel, so that the pipe connector is convenient and quick to disassemble and saves labor; therefore, the technical problems that when the high-pressure movable hose of the vulnerable part is replaced, when the threaded tightening type high-pressure hose connector is unscrewed, the high-pressure medium which is not discharged out of the filter chamber is easy to hurt people, the pipe joint is not convenient and quick to assemble and disassemble, the maintenance work efficiency is affected, and the shutdown misoperation time is long are solved.
The specific design scheme of the invention is as follows: (1) The plug outer sleeve is an outer sleeve for increasing the friction force of the plug, the inner diameter of the plug outer sleeve is matched with the outer diameter of the plug main body, and the surface of the plug outer sleeve is provided with a plurality of small grooves; (2) The tube sealing core assembly comprises a tube sealing core, a tube sealing core seat, a compression spring and a self-locking sealing ring; the tube sealing core is a third-order cylindrical core with one end provided with a jacking round table, the left end of the third-order cylindrical core is in movable fit with the tube sealing core seat, and the large-order cylinder of the third-order cylindrical core is in movable fit with the plug connector main body and is provided with a self-locking sealing groove; the compression spring is arranged on the tube sealing core seat, the tube sealing core is inserted into the tube sealing core seat, and the self-locking sealing ring is arranged in the self-locking sealing groove to form a tube sealing core assembly; (3) The plug sealing gasket is used for sealing the high-pressure medium channel when the hose plug is inserted into the hose plug seat; (4) The plug main body is a multi-step central hole plug main body, the left end of the plug main body is provided with an internal thread matched with the external thread of the hose adapter, the middle part of the step central hole is provided with a self-locking sealing surface matched with the tube sealing core component, and the left end of the plug main body is provided with a plug sealing groove matched with the hose plug seat and a butt joint clamping ring; (5) The left end of the socket main body is matched with the right end of the socket main body, the left end of the socket main body is provided with a self-locking sealing surface matched with the tube sealing core component, and the right end of the socket main body is provided with an internal thread matched with the external thread of the high-pressure port connector.
The connection relation of the main parts of the invention is as follows: (1) assembly of hose connectors: the sealing tube core component is arranged in the plug connector main body, the plug connector sealing gasket is arranged in the plug connector sealing groove of the plug connector main body, the plug connector outer sleeve is sleeved at the right end of the plug connector main body, and the self-locking sealing ring of the sealing tube core component is tightly adhered to the self-locking sealing surface of the plug connector main body to form a hose plug connector; (2) assembling a hose plug-in seat: the sealing tube core component is arranged in the plugging seat main body, and a self-locking sealing ring of the sealing tube core component is tightly adhered to the self-locking sealing surface of the plugging seat main body to form a hose plugging seat; (3) plugging of the hose plugging device: the hose plug is inserted into the hose plug seat, the hose plug seat and the hose plug seat are sealed by virtue of the plug gasket, and meanwhile, the tube core assembly is opened in a propping way to enable a high-pressure medium channel of the hose plug device to be communicated, namely, a self-locking sealing ring of the tube core assembly is separated from the self-locking sealing surfaces of the plug body and the plug seat body; (4) final assembly of hose plug-in device: the left end of the hose plug is connected with the hose adapter, and the right end of the hose plug is connected with the high-pressure port connector. The hose plugging device can be plugged fast and pulled out safely.
The invention also provides a high-pressure medium pipeline of the membrane filter press, namely a pipeline for inputting high-pressure water or compressed air into a plurality of pressing cavities of the membrane filter plates, and the self-locking high-pressure movable hose plugging device provided by the invention is used; the high-pressure medium pipeline comprises a high-pressure medium main pipe, a high-pressure movable hose, a hose adapter, a hose plugging device and a high-pressure port connector; the high-pressure medium main pipe is arranged on the machine head supporting leg and the machine tail supporting leg and is positioned at the lower side of the squeezing and filtering mechanism; the double high-pressure port connectors are respectively welded on high-pressure medium holes of the diaphragm filter plate and the high-pressure medium main pipe, and the double hose conversion connector, the hose plugging device and the high-pressure movable hose are used for connecting the high-pressure medium main pipe and the high-pressure port connectors of the diaphragm filter plate; in the compression and pulling process of the filter plate, the rows of high-pressure movable hoses move back and forth along with the diaphragm filter plate; has the function of inputting high-pressure medium to make the diaphragm bulge and squeeze the filter cake to dehydrate.
The self-locking type high-pressure movable hose plugging device and the high-pressure medium pipeline of the membrane filter press have the remarkable advantages of rapidness in disassembly, labor-saving plugging, convenience in use, closed tube drawing channel (self-locking), safety and high efficiency; the self-locking high-pressure movable hose connector has the advantages that the existing threaded tightening type high-pressure hose connector is improved to be a self-locking high-pressure movable hose connector, so that the safety performance and the dismounting work efficiency of a high-pressure medium pipeline are improved, and the technical problems that people are long-felt to solve but cannot successfully improve the safety and the convenience of the high-pressure movable hose connector all the time are solved; the requirement of safe and quick replacement of the high-pressure movable hose of the vulnerable part by a user of the membrane filter press is met; and safety and synergy are achieved.
Drawings
Fig. 1 is a schematic diagram showing the insertion state of the plug of the self-locking type high-pressure movable hose plug device.
Fig. 2 is a schematic diagram showing the plug-out state of the self-locking type high-pressure movable hose plug-in device.
FIG. 3 is a schematic view of a portion of a single high pressure flexible hose of a high pressure media line of a membrane filter press of the present invention.
FIG. 4 is a schematic diagram of the connection of the high pressure medium line of the membrane filter press of the present invention to the membrane filter plate.
FIG. 5 is a schematic view of a portion of the connection between the high pressure medium line and the press filtration mechanism of the membrane filter press of the present invention.
Reference numerals: 1-high-pressure medium main pipe, 2-high-pressure movable hose, 3-hose adapter, 4-self-locking type high-pressure movable hose plugging device (simply called as hose plugging device or the invention), 5-hose plugging connector (namely plugging device movable end), 6-hose plugging seat (namely plugging device fixed end), 7-high-pressure port connector, 8-diaphragm filter plate, 9-matched filter plate, 51-plug sleeve, 52-sealed tube core component, 53-plug sealing gasket and 54-plug main body.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the drawings in which the self-locking high-pressure flexible hose plugging device and the high-pressure medium line of the membrane filter press are shown, and it is apparent that the described embodiments are only some, but not all, of the preferred embodiments of the present invention. All other embodiments, such as high pressure hose plugging devices with the same plugging and self-locking modes and similar structures, which are obtained by the person skilled in the art without making creative efforts are included in the protection scope of the present invention.
Example 1
The key points of the innovative overall embodiment are that a self-locking high-pressure movable hose plugging device 4 (simply called a hose plugging device) is as follows: the existing screw-on high-pressure hose connector is improved into a self-locking high-pressure movable hose plugging device 4, which comprises a hose plugging connector 5 (namely a movable end of the plugging device) and a hose plugging seat 6 (namely a fixed end of the plugging device); the hose plug 5 comprises a plug outer sleeve 51, a tube sealing core assembly 52, a plug sealing gasket 53 and a plug main body 54; the hose socket 6 comprises a socket main body and a tube sealing core assembly 52; the tube sealing core component 52, namely a plug switch for automatically closing off the high-pressure medium channel by spring compression, can automatically close off the high-pressure medium channel when the hose plug 5 is pulled out, and avoids the high-pressure medium ejection phenomenon; the hose connector 5 can be inserted into the hose connector 6 and sealed, and when the hose connector 5 is inserted into the hose connector 6, the high-pressure medium channel can be jacked up, so that the pipe joint is convenient, quick and labor-saving to disassemble; specific embodiments are described in detail below.
The plug outer sleeve 51 is an outer sleeve for increasing the friction force of the plug, the inner diameter of the plug outer sleeve is matched with the outer diameter of the plug main body 54, and the surface of the plug outer sleeve is provided with a plurality of small grooves; the plug outer sleeve 51 is sleeved at the right end of the plug main body 54, and is used for increasing the friction force of the plug and facilitating the pulling out and inserting of the hose plug 5.
The tube sealing core component 52 comprises a tube sealing core, a tube sealing core seat, a compression spring and a self-locking sealing ring; the tube sealing core is a third-order cylindrical core with a top open circular table at one end, the left end of the tube sealing core is in movable fit with the tube sealing core seat, and the large-order cylinder of the tube sealing core is in movable fit with the plug main body 54 and is provided with a self-locking sealing groove; the compression spring is arranged on the tube sealing core seat, the tube sealing core is inserted into the tube sealing core seat, and the self-locking sealing ring is arranged in the self-locking sealing groove to form a tube sealing core assembly 52; the sealing core component 52 is arranged in the plug main body 54, and the self-locking sealing ring of the sealing core component 52 is tightly adhered to the self-locking sealing surface of the plug main body 54 and is used for automatically sealing a high-pressure medium channel when the hose plug 5 is pulled out, so that the phenomenon that the high-pressure medium which is not discharged out of the filter chamber is easy to hurt people is avoided.
The plug sealing gasket 53 is a sealing gasket for sealing a high-pressure medium channel when the hose plug 5 is inserted into the hose plug seat 6; the socket gasket 53 is installed in the socket seal groove of the socket main body 54 for sealing the high pressure medium passage when the hose socket 5 and the hose socket 6 are butted.
The plug main body 54 is a multi-step central hole plug main body 54, the left end is provided with an internal thread matched with the external thread of the hose adapter 3, the middle part of the step central hole is provided with a self-locking sealing surface matched with the tube sealing core component 52, and the left end is provided with a plug sealing groove and a butt joint clamping ring matched with the hose plug seat 6; the self-locking sealing ring of the tube sealing core component 52 is tightly adhered to the self-locking sealing surface of the plug main body 54, and the hose plug 5 is inserted into the hose plug seat 6 and sealed by the self-locking sealing ring and the hose plug seat 6 for installing the tube sealing core component 52 and abutting with the hose plug seat 6.
The left end of the socket main body is matched with the right end of the socket main body 54, the left end of the socket main body is provided with a self-locking sealing surface matched with the tube sealing core assembly 52, and the right end of the socket main body is provided with an internal thread matched with the external thread of the high-pressure port connector 7; the sealing core component 52 is arranged in the plug seat main body, and the self-locking sealing ring of the sealing core component 52 is tightly adhered to the self-locking sealing surface of the plug seat main body and is used for installing the sealing core component 52 and being in butt joint with the hose plug connector 5.
Assembling and final assembly of the hose plugging device 4: the hose connector 5 is inserted into the hose connector 6, the hose connector and the hose connector are sealed by virtue of the connector sealing gasket 53, and meanwhile, the tube core assembly 52 is opened in a propping way to enable a high-pressure medium channel of the hose connector 4 to be communicated, namely, a self-locking sealing ring of the tube core assembly 52 is separated from the self-locking sealing surfaces of the connector main body 54 and the connector main body; the left end of the hose plug 5 of the hose plug device 4 is connected with the hose adapter 3, and the right end of the hose plug seat 6 is connected with the high-pressure port connector 7.
The self-locking type high-pressure movable hose plugging device 4 provided by the invention has the advantages of rapidness in disassembly, labor saving in plugging, convenience in use, closed tube drawing channel (self locking), safety and high efficiency; the technical problems that when the quick-wear part high-pressure movable hose 2 is replaced, when the screw-threaded tightening type high-pressure hose joint is unscrewed, high-pressure medium which is not discharged from the filter chamber is sprayed out easily to hurt people, the pipe joint is not convenient and quick to assemble and disassemble, the maintenance work efficiency is affected, and the shutdown time is long are solved; the safety performance and the disassembly and assembly working efficiency of the high-pressure medium pipeline are improved, and the requirement of safe and rapid replacement of the high-pressure movable hose of the vulnerable part of the user of the membrane filter press is met; and safety and synergy are achieved.
Example 2
The invention provides a high-pressure medium pipeline (high-pressure medium pipeline for short) of a membrane filter press, namely a pipeline for inputting high-pressure water or compressed air into a plurality of membrane filter plate squeezing cavities, wherein the self-locking type high-pressure movable hose plugging device 4 (hose plugging device for short) is used; the high-pressure medium pipeline comprises a high-pressure medium main pipe 1, a high-pressure movable hose 2, a hose adapter 3, a hose plugging device 4 and a high-pressure port connector 7; has the function of inputting high-pressure medium to make the diaphragm bulge and squeeze the filter cake to dehydrate. The invention shares the technical part with the prior art, and is based on the 1 st part of the Van-type filter press and the plate-and-frame filter press which are the current standards of the mechanical industry in China: pattern and basic parameters "section 2: technical conditions "section 3: filter plate, section 4: diaphragm filter plate JB/T4333.
Assembling and final assembly of the high-pressure medium pipeline: (1) assembly of the high pressure hose assembly: the high-pressure hose assembly comprises a high-pressure movable hose 2, a hose adapter 3 and a hose plugging device 4; the double hose adapter 3 is respectively arranged at two ends of the high-pressure movable hose 2, and the hose plugging device 4 is arranged on one hose adapter 3 to form a high-pressure hose assembly; (2) welding of the high-pressure port joint 7: a plurality of high-pressure port joints 7 are respectively welded on a plurality of diaphragm filter plates 8 and high-pressure medium holes of the high-pressure medium main pipe 1; (3) mounting of the high-pressure medium header pipe 1: the high-pressure medium main pipe 1 is fixedly arranged on the machine head supporting leg and the machine tail supporting leg and positioned at the lower side of the squeezing and filtering mechanism, and the high-pressure port joint 7 is horizontally outwards; (4) final assembly of the high pressure hose assembly: the high-pressure hose assemblies are respectively connected with the high-pressure medium main pipe 1 and the high-pressure port connectors 7 on the plurality of diaphragm filter plates 8; in the process of pressing and pulling the diaphragm filter plate 8 and the matched filter plate 9, the rows of high-pressure movable hoses 2 move back and forth along with the diaphragm filter plate 8.
The working process of the high-pressure medium pipeline comprises the following steps: (1) inputting a high-pressure medium: when in squeezing and filtering, a high-pressure water pump or an air compressor inputs high-pressure water or compressed air into a squeezing cavity of a plurality of diaphragm filter plates 8 through a high-pressure medium pipeline, so that the diaphragm bulges and the filter cake is dehydrated; (2) replacing the wearing parts: when the quick-wear part high-pressure movable hose 2 needs to be replaced, the hose plug 5 is quickly pulled out, and the high-pressure medium channel is automatically closed; after the high-pressure movable hose 2 is replaced, the hose plug 5 is easily inserted, and the high-pressure medium channel is automatically opened; the pipe joint is convenient and quick to disassemble, safe and labor-saving.
The high-pressure medium pipeline of the membrane filter press has the advantages that the existing threaded tightening type high-pressure hose connector is improved into the self-locking type high-pressure movable hose plugging device 4, so that the safety performance and the dismounting work efficiency of the high-pressure medium pipeline are improved, and the technical problems of improving the safety and the convenience of the high-pressure movable hose connector which are long and long desired to be solved but are not successful all the time are solved; the requirement of safe and quick replacement of the high-pressure movable hose 2 of the vulnerable part by a user of the membrane filter press is met; and safety and synergy are achieved.
Claims (2)
1. A self-locking high-pressure movable hose plugging device comprises a hose plugging head and a hose plugging seat; the hose plug comprises a plug outer sleeve, a tube sealing core assembly, a plug sealing gasket and a plug main body; the hose plug seat comprises a plug seat main body and a tube sealing core component; the method is characterized in that: the plug outer sleeve is an outer sleeve for increasing the friction force of the plug, the inner diameter of the plug outer sleeve is matched with the outer diameter of the plug main body, and the surface of the plug outer sleeve is provided with a plurality of small grooves; the tube sealing core assembly comprises a tube sealing core, a tube sealing core seat, a compression spring and a self-locking sealing ring, wherein the tube sealing core is a three-order cylinder core with one end provided with a top open circular table, the left end of the three-order cylinder core is in movable fit with the tube sealing core seat, the large-order cylinder of the three-order cylinder core is in movable fit with the plug main body and is provided with a self-locking sealing groove, the compression spring is arranged on the tube sealing core seat, the tube sealing core is inserted into the tube sealing core seat, and the self-locking sealing ring is arranged in the self-locking sealing groove to form the tube sealing core assembly; the plug sealing gasket is used for sealing the high-pressure medium channel when the hose plug is inserted into the hose plug seat; the plug main body is a multi-step central hole plug main body, the left end of the plug main body is provided with an internal thread matched with the external thread of the hose adapter, the middle part of the step central hole is provided with a self-locking sealing surface matched with the tube sealing core component, and the left end of the plug main body is provided with a plug sealing groove matched with the hose plug seat and a butt joint clamping ring; the left end of the socket main body is matched with the right end of the socket main body, the left end of the socket main body is provided with a self-locking sealing surface matched with the tube sealing core component, and the right end of the socket main body is provided with an internal thread matched with the external thread of the high-pressure port connector; the interconnection relationship is: the sealing tube core component is arranged in the plug connector main body, the plug connector sealing gasket is arranged in the plug connector sealing groove of the plug connector main body, the plug connector outer sleeve is sleeved at the right end of the plug connector main body, and the self-locking sealing ring of the sealing tube core component is tightly adhered to the self-locking sealing surface of the plug connector main body to form a hose plug connector; the sealing tube core component is arranged in the plugging seat main body, and a self-locking sealing ring of the sealing tube core component is tightly adhered to the self-locking sealing surface of the plugging seat main body to form a hose plugging seat; the hose plug is inserted into the hose plug seat, the hose plug seat and the hose plug seat are sealed by virtue of the plug gasket, and meanwhile, the tube core assembly is opened in a propping way to enable a high-pressure medium channel of the hose plug device to be communicated, namely, a self-locking sealing ring of the tube core assembly is separated from the self-locking sealing surfaces of the plug body and the plug seat body; the left end of the hose plug is connected with the hose adapter, and the right end of the hose plug is connected with the high-pressure port connector; the high-pressure movable hose plugging device can be plugged fast and pulled out safely.
2. A high-pressure medium pipeline of a membrane filter press, namely a pipeline for inputting high-pressure water or compressed air into a plurality of membrane filter plate squeezing cavities, comprises a high-pressure medium main pipe, a high-pressure movable hose, a hose adapter, a hose plugging device and a high-pressure port connector; the method is characterized in that; the hose plugging device is the self-locking high-pressure movable hose plugging device as claimed in claim 1; the high-pressure medium pipeline has the function of inputting high-pressure medium to enable the diaphragm to bulge and squeeze the filter cake to be dehydrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210057470.6A CN116498819A (en) | 2022-01-19 | 2022-01-19 | Self-locking high-pressure movable hose plugging device and high-pressure medium pipeline of membrane filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210057470.6A CN116498819A (en) | 2022-01-19 | 2022-01-19 | Self-locking high-pressure movable hose plugging device and high-pressure medium pipeline of membrane filter press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116498819A true CN116498819A (en) | 2023-07-28 |
Family
ID=87315326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210057470.6A Pending CN116498819A (en) | 2022-01-19 | 2022-01-19 | Self-locking high-pressure movable hose plugging device and high-pressure medium pipeline of membrane filter press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116498819A (en) |
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2022
- 2022-01-19 CN CN202210057470.6A patent/CN116498819A/en active Pending
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