CN114576408B - Sealed non-return equipment for chemical fiber manufacturing - Google Patents

Sealed non-return equipment for chemical fiber manufacturing Download PDF

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Publication number
CN114576408B
CN114576408B CN202210478060.9A CN202210478060A CN114576408B CN 114576408 B CN114576408 B CN 114576408B CN 202210478060 A CN202210478060 A CN 202210478060A CN 114576408 B CN114576408 B CN 114576408B
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China
Prior art keywords
cavity
flow
chamber
installation
detection mechanism
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CN114576408A (en
Inventor
杨建文
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Jiangsu Jiuzhou Xingji High Performance Fiber Products Co ltd
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Jiangsu Jiujiujiu Special Fiber Products Co ltd
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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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
    • F16K37/0091—For recording or indicating the functioning of a valve in combination with test equipment by measuring fluid parameters
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus

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  • 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 discloses a sealing non-return device for chemical fiber manufacturing, which relates to the technical field of sealing non-return, and comprises a non-return body, a non-return cavity, a detection mechanism, a filtering mechanism and a transmission mechanism, wherein the detection mechanism detects water flow in the non-return body, and the filtering mechanism is fixedly arranged in the detection mechanism. According to the scheme, by arranging the detection mechanism, the inner part of the overflow channel is communicated with the inner part of the conversion cavity, a flow channel is provided for the fluid medium, the diameter of the conversion cavity is larger than the diameters of the first convection cavity and the second convection cavity, the fluid medium is enabled to rise to a certain height, the detection is carried out through the signal generator, the diameters of the first flow cavity and the third flow cavity are further set to be larger than the diameter of the second flow cavity, the fluid medium is gradually reduced along the water flow on one side of the first flow cavity, the water ripple generated by the semi-arc-shaped groove is continuously pushed to the front section, and the water flow in the second flow cavity is accelerated to be guided to flow through the third flow cavity.

Description

Sealed non-return equipment for chemical fiber manufacturing
Technical Field
The invention relates to the technical field of sealing and non-return, in particular to sealing and non-return equipment for chemical fiber manufacturing.
Background
In the chemical fiber field, can often use the flash tank to carry out some industrialization and handle, can not leave the check valve in the flash tank carries out the industrialization and handles, and for the check valve, because its outlet pipe mouth pressure is less than the inlet pipe mouth, the liquid of high temperature can vaporize into the steam state and form the rivers and mix with the fibre piece, produce the jam damage to the check valve easily, the solution to above-mentioned problem among the prior art is through throttle many times and share the pressure differential, adopt the shortcoming of this kind of technological means to require highly to the structure of high pressure check valve, and can avoid producing the jam of certain degree and can't carry out corresponding mediation according to detecting the jam condition, consequently still need to change the check valve after long-time use, not only can influence industrial production this moment, it also needs higher expense to change the check valve.
Accordingly, the present application provides a sealed no-return device for chemical fiber manufacturing that meets the needs.
Disclosure of Invention
The present application aims to provide a sealed non-return device for chemical fiber manufacturing to solve the problems set forth in the background above.
In order to achieve the above purpose, the present application provides the following technical solutions: a sealed non-return device for chemical fiber manufacturing comprises a non-return body, a non-return cavity, a detection mechanism, a filtering mechanism and a transmission mechanism;
the detection mechanism is right the inside rivers of non return body detect, filtering mechanism fixed mounting is in detection mechanism's inside, right the inside rivers of detection mechanism filter the non return, drive mechanism install in one side of detection mechanism, and right the inside of non return body is dredged.
Preferably, detection mechanism includes backward flow cavity, overflow passageway and seal chamber, one side of backward flow cavity and seal chamber rotate respectively for the screw assembly structure install in one side of overflow passageway, seal chamber's diameter is greater than overflow passageway's diameter, seal chamber's one side is connected and is installed the conversion cavity, first convection current cavity is installed to one side of conversion cavity.
Preferably, one side of the conversion cavity is communicated with a second convection cavity, the top of the conversion cavity is provided with a signal generator, the inside of the overflow channel is communicated with the inside of the conversion cavity, the diameter of the conversion cavity is larger than the diameters of the first convection cavity and the second convection cavity, the inner cavity of the overflow channel is provided with a filtering mechanism, and the filtering mechanism is of a penetrating structure.
Preferably, the filtering mechanism comprises a first flow cavity, a second flow cavity and a third flow cavity, the diameter of the first flow cavity and the diameter of the third flow cavity are larger than that of the second flow cavity, the first flow cavity and the third flow cavity are respectively of an integrally formed structure at two sides of the second flow cavity, gaps are reserved between two sides of the first flow cavity and the third flow cavity and one side of the inner cavity of the overflow channel, and the two sides of the second flow cavity and the joint of the first flow cavity and the third flow cavity are of a concave structure.
Preferably, the first flow chamber and the third flow chamber are internally provided with semi-arc grooves, the semi-arc grooves are densely arranged on the surfaces of the interiors of the first flow chamber and the third flow chamber respectively, a first mounting chamber and a second mounting chamber are fixedly mounted in the interiors of the first flow chamber and the third flow chamber respectively, and a vertical rod structure is arranged between the first mounting chamber and the second mounting chamber.
Preferably, a filter cavity is sleeved on the outer sides of the first installation cavity and the second installation cavity in the vertical rod-shaped structure, the bottom of the filter cavity is in a hole-shaped structure, the two sides of the second installation cavity and the first installation cavity are respectively in a hollow-out structure, the lengths of the first installation cavity, the filter cavity and the second installation cavity are matched with the length of the second flow cavity, and a signal sensor is installed inside the filter cavity.
Preferably, the second circulation cavity is installed in the outside of non return body, the driving piece is installed in the connection of one side of non return body bottom, the first circulation cavity is installed in the connection of one side of non return body, the intercommunication is run through at the top of first circulation cavity has the third circulation cavity, one side of third circulation cavity with one side of second circulation cavity is linked together, one side of second circulation cavity respectively with the both sides of non return body are linked together, one side of detection mechanism and one side of second circulation cavity are linked together.
Preferably, the driving piece is installed to one side of non return body, the installation is connected through the mediation cavity in one side of driving piece, drive mechanism includes the sealing ring, accepts board and sliding block, the sealing ring seal installation is passed through with the mediation cavity to the driving piece, accept the board support with the top of sliding block and sealing ring, and with the inside diameter looks adaptation of mediation cavity.
Preferably, the surface mounting of the inner chamber of mediation cavity has the elastomer, the top fixed mounting who accepts the board has the sliding tray, the sliding block slidable mounting in the inside of sliding tray, accept one side at board top and install the inductor, the response end of inductor with one side looks butt of sliding block, one side fixed mounting of sliding block has the slide bar.
Preferably, a sliding seat is installed on one side of the bearing plate, the sliding rod penetrates through the sliding seat and is slidably installed on one side of the sliding seat, a sliding sleeve is fixedly installed on one side of the sliding rod and is of an annular structure, the outer side of the sliding sleeve is matched with the inner side of the dredging cavity, the sliding sleeve is made of alloy materials, and the outer side of the sliding sleeve is wrapped by a flexible material.
In conclusion, the technical effects and advantages of the invention are as follows:
1. according to the scheme, by arranging the detection mechanism, the inner part of the overflow channel is communicated with the inner part of the conversion cavity to provide a flow channel for the fluid medium, the diameter of the conversion cavity is larger than the diameters of the first convection cavity and the second convection cavity, so that the fluid medium rises to a certain height, the detection is carried out through the signal generator, the diameters of the first flow cavity and the third flow cavity are further arranged to be larger than the diameter of the second flow cavity, the flow of the fluid medium is gradually reduced along one side of the first flow cavity, the generated flow is compressed according to the Laval nozzle effect, the contact area of the surface of an object is reduced, the water ripple generated by the semi-arc groove is continuously pushed to the front section, and the flow in the second flow cavity is accelerated to be guided to flow through the third flow cavity;
2. above-mentioned scheme, when having the object to shelter from by the one side perception of second installation cavity through setting up signal sensor, signal sensor to driving piece, the driving piece starts, the slip end that drives the driving piece promotes to one side, it slides along the inside of sliding tray to drive the sliding block, when the sliding block slides along the vector direction of inductor, produce inductive signal sensing to driving piece with the induction phase looks butt of inductor, the slip end of driving piece returns along the vector direction of sealing ring.
3. Above-mentioned scheme, when further setting up inductor and sliding block looks butt, signal sensor's signal interruption, two at least seconds in interval, signal sensor recovery work, the signal interruption of inductor and driving piece, repeat above-mentioned step, the sliding block drives the slide bar and produces reciprocating motion, it forms piston motion to drive the sliding sleeve laminating in the inner wall of mediation cavity, wherein, the sliding sleeve constitutes assurance life for the alloy material, and outside parcel has flexible material, prevent to dredge the inner wall of cavity and produce the mar, the sliding sleeve drives the inside rivers production backpressure of mediation cavity when carrying out piston motion, the surface of swaing in the inside elastomer of mediation cavity, it produces the upset to drive rivers, upwards rivers are formed to non return body inside, dredge to above-mentioned pipeline.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall side structure of the present invention;
FIG. 3 is a schematic structural diagram of the detecting mechanism of the present invention;
FIG. 4 is a schematic cross-sectional view of the detecting mechanism of the present invention;
FIG. 5 is a schematic view of the filter mechanism of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
fig. 7 is a schematic view of the transmission mechanism and its dredging structure.
In the figure: 1. a check body; 2. a first flow-through chamber; 3. a second flow-through chamber; 4. a drive member; 5. sealing the cavity; 6. a third flow-through chamber; 7. a detection mechanism; 8. dredging the cavity; 9. a transmission mechanism; 71. a reflux cavity; 72. an overflow channel; 73. sealing the cavity; 74. a conversion cavity; 75. a first convection chamber; 76. a second convection chamber; 77. a signal generator; 78. a filtering mechanism; 91. a seal ring; 92. a bearing plate; 93. a slider; 94. a sliding groove; 95. an inductor; 96. a slide bar; 97. a sliding sleeve; 781. a first flow chamber; 782. a second flow chamber; 783. a third flow chamber; 784. a semi-arc shaped groove; 785. a first mounting cavity; 786. a filter chamber; 787. a second mounting cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-7, the sealed non-return device for chemical fiber manufacturing comprises a non-return body 1 and a non-return cavity 5, and further comprises a detection mechanism 7, a filtering mechanism 78 and a transmission mechanism 9;
the detection mechanism 7 detects the water flow in the check body 1, the filtering mechanism 78 is fixedly installed in the detection mechanism 7 and used for filtering and checking the water flow in the detection mechanism 7, and the transmission mechanism 9 is installed on one side of the detection mechanism 7 and used for dredging the inside of the check body 1.
In this embodiment, the detection mechanism 7 includes a backflow cavity 71, an overflow channel 72 and a seal cavity 73, one side of the backflow cavity 71 and the seal cavity 73 is a screw thread assembly structure and is respectively rotatably installed on one side of the overflow channel 72 through a leakage-proof material, so that disassembly is convenient, the diameter of the seal cavity 73 is larger than that of the overflow channel 72, adaptability between pipelines is increased, one side of the seal cavity 73 is connected with a conversion cavity 74, and a first convection cavity 75 is installed on one side of the conversion cavity 74.
In this embodiment, a second convection cavity 76 is communicated with one side of the conversion cavity 74, a signal generator 77 is installed at the top of the conversion cavity 74 to detect a signal of water flow inside the conversion cavity 74, the inside of the overflow channel 72 is communicated with the inside of the conversion cavity 74 to provide a flow channel for a fluid medium, the diameter of the conversion cavity 74 is larger than the diameters of the first convection cavity 75 and the second convection cavity 76, so that the fluid medium rises to a certain height and is detected by the signal generator 77, wherein the input end of the signal generator 77 is an immersion type induction probe-shaped structure, a filter mechanism 78 is installed in the inner cavity of the overflow channel 72, and the filter mechanism 78 is a penetrating-shaped structure and is used for flowing the fluid medium inside the filter mechanism 78.
In this embodiment, the filtering mechanism 78 includes a first flow chamber 781, a second flow chamber 782 and a third flow chamber 783, the diameters of the first flow chamber 781 and the third flow chamber 783 are larger than the diameter of the second flow chamber 782, and the first flow chamber 781 and the third flow chamber 783 are respectively integrated into a molding structure, a semi-arc groove 784 is formed in the first flow chamber 781 and the third flow chamber 783, when the fluid medium flows in the first flow chamber 781, the water flow on one side and the semi-arc groove 784 are in a fitting structure, a water ripple matched with the semi-arc groove 784 is formed, and the fluid medium at the front section is pushed to flow;
in this embodiment, the diameters of the first flow chamber 781 and the third flow chamber 783 are larger than the diameter of the second flow chamber 782, the water flow of the fluid medium along one side of the first flow chamber 781 is gradually reduced, the generated water flow is compressed according to the laval nozzle effect, the contact area of the surface of the object is reduced, the water waves generated by the half arc-shaped groove 784 are continuously pushed to the front section, and the water flow in the second flow chamber 782 is accelerated to be guided and circulated through the third flow chamber 783.
In this embodiment, a gap is left between two sides of the first flow chamber 781 and the third flow chamber 783 and one side of the inner cavity of the overflow channel 72, two sides of the second flow chamber 782 and the connection between the first flow chamber 781 and the third flow chamber 783 are in a concave structure, so as to intercept fiber impurities in the inner cavity of the first counter-flow chamber 75, and the distance of the gap is smaller than the diameter of the produced fiber.
In this embodiment, the semi-arc grooves 784 are densely arranged on the surfaces of the interiors of the first flow cavity 781 and the third flow cavity 783, the interiors of the first flow cavity 781 and the third flow cavity 783 are fixedly provided with a first installation cavity 785 and a second installation cavity 787, and a vertical rod-shaped structure is arranged between the first installation cavity 785 and the second installation cavity 787 to connect the first installation cavity 785 and the second installation cavity 787.
In this embodiment, a filter chamber 786 is sleeved on the outer sides of the vertical rod-shaped structures of the first installation chamber 785 and the second installation chamber 787, the bottom of the filter chamber 786 is of a hole-shaped structure and traps fine fiber impurities, wherein the filter chamber 786 is of a spiral sleeving structure and reduces the contact area with a fluid medium and guides the fluid medium, the two sides of the second installation chamber 787 and the first installation chamber 785 are respectively of a hollow-out structure and traps middle-layer fiber impurities, the lengths of the first installation chamber 785, the filter chamber 786 and the second installation chamber 787 are matched with the length of the second flow chamber 782, a signal sensor is installed inside the filter chamber 786, the signal sensor and one side of the second installation chamber 787 are installed in a waterproof light sensing structure, and the signal sensor is of a waterproof light sensing structure.
In this embodiment, second circulation cavity 3 is installed to the outside of non return body 1, driving piece 4 is installed to one side connection of non return body 1 bottom, first circulation cavity 2 is installed to one side connection of non return body 1, the intercommunication is run through at the top of first circulation cavity 2 has third circulation cavity 6, one side of third circulation cavity 6 and one side of second circulation cavity 3 are linked together, one side of second circulation cavity 3 is linked together with the both sides of non return body 1 respectively, one side of detection mechanism 7 and one side of second circulation cavity 3 are linked together, form the flow path through above-mentioned pipeline, above-mentioned pipeline structure is the installation of prior art conventional pipeline, not repeated.
In this embodiment, driving piece 4 is installed to one side of non return body 1, and the installation is connected through mediation cavity 8 in one side of driving piece 4, and drive mechanism 9 includes sealing ring 91, accepts board 92 and sliding block 93, and driving piece 4 and mediation cavity 8 are through sealing ring 91 sealed mounting, accepts board 92 support and the top of sliding block 93 and sealing ring 91, and with the inside diameter looks adaptation of mediation cavity 8, wherein, driving piece 4 is servo electric cylinder structure.
In this embodiment, an elastic body is mounted on the surface of the inner cavity of the dredging cavity 8, a sliding groove 94 is fixedly mounted on the top of the receiving plate 92, a sliding block 93 is slidably mounted inside the sliding groove 94, an inductor 95 is mounted on one side of the top of the receiving plate 92, the induction end of the inductor 95 abuts against one side of the sliding block 93, and a sliding rod 96 is fixedly mounted on one side of the sliding block 93.
In this embodiment, a sliding seat is installed on one side of the bearing plate 92, a sliding rod 96 penetrates through the sliding seat and is slidably installed on one side of the sliding seat, a sliding sleeve 97 is fixedly installed on one side of the sliding rod 96, the sliding sleeve 97 is of a ring-shaped structure, the outer side of the sliding sleeve 97 is matched with the interior of the dredging cavity 8, the sliding sleeve 97 is made of an alloy material, and the outer side of the sliding sleeve 97 is wrapped by a flexible material.
In this embodiment, when the signal sensor senses that an object is blocked by one side of the second mounting cavity 787, the signal sensor transmits a signal to the driving member 4, the driving member 4 is started, the sliding end of the driving member 4 is driven to push to one side, the sliding block 93 is driven to slide along the inside of the sliding groove 94, when the sliding block 93 slides along the vector direction of the inductor 95, the sliding end of the driving member 4 abuts against the sensing end of the inductor 95 to generate a sensing signal, and the sensing signal is transmitted to the driving member 4, and the sliding end of the driving member 4 returns along the vector direction of the sealing ring 91.
In this embodiment, when inductor 95 and sliding block 93 looks butt, signal sensor's signal interruption, two at least seconds in interval, signal sensor resumes work, inductor 95 and driving piece 4's signal interruption, repeat the above-mentioned step, sliding block 93 drives slide bar 96 and produces reciprocating motion, it forms piston motion to drive sliding sleeve 97 to laminate in the inner wall of mediation cavity 8, wherein, sliding sleeve 97 constitutes assurance life for the alloy material, and the outside parcel has flexible material, prevent that the inner wall of mediation cavity 8 from producing the mar, sliding sleeve 97 drives the inside rivers production backpressure of mediation cavity 8 when carrying out piston motion, the surface of swashing in the inside elastomer of mediation cavity 8, it produces the upset to drive rivers, form ascending rivers to non return body 1 inside, dredge above-mentioned pipeline.
In this embodiment, the overflow channel 72 is rotated to one side, the overflow channel 72 can be disassembled, and the filtering mechanism 78 is further driven to be drawn away from one side of the converting cavity 74, and an external tool is used to put the first mounting cavity 785, the filter cavity 786 and the second mounting cavity 787 into the interiors of the first flow cavity 781, the second flow cavity 782 and the third flow cavity 783, wherein the interiors of the first mounting cavity 785, the second mounting cavity 787, the first flow cavity 781, the second flow cavity 782 and the third flow cavity 783 are sliding groove assembly structures, the first flow cavity 781, the second flow cavity 782 and the third flow cavity 783 are equal to the sliding structure, and further fiber impurities are further cleaned.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a chemical fiber makes with sealed non return equipment, includes non return body (1) and non return cavity (5), its characterized in that: the device also comprises a detection mechanism (7), a filtering mechanism (78) and a transmission mechanism (9);
the detection mechanism (7) detects water flow in the check body (1), the filtering mechanism (78) is fixedly installed in the detection mechanism (7) and used for filtering and checking the water flow in the detection mechanism (7), and the transmission mechanism (9) is installed on one side of the detection mechanism (7) and used for dredging the inside of the check body (1);
the detection mechanism (7) comprises a backflow cavity (71), an overflow channel (72) and a sealing cavity (73), wherein one side of the backflow cavity (71) and one side of the sealing cavity (73) are in threaded assembly structures and are respectively rotatably mounted on one side of the overflow channel (72), the diameter of the sealing cavity (73) is larger than that of the overflow channel (72), one side of the sealing cavity (73) is connected with a conversion cavity (74), and one side of the conversion cavity (74) is provided with a first convection cavity (75);
a second convection cavity (76) is communicated with one side of the conversion cavity (74), a signal generator (77) is installed at the top of the conversion cavity (74), the inside of the overflow channel (72) is communicated with the inside of the conversion cavity (74), the diameter of the conversion cavity (74) is larger than the diameters of the first convection cavity (75) and the second convection cavity (76), a filtering mechanism (78) is installed in the inner cavity of the overflow channel (72), and the filtering mechanism (78) is of a penetrating structure;
the filtering mechanism (78) comprises a first flow cavity (781), a second flow cavity (782) and a third flow cavity (783), the diameters of the first flow cavity (781) and the third flow cavity (783) are larger than that of the second flow cavity (782), the first flow cavity (781) and the third flow cavity (783) and the two sides of the second flow cavity (782) are respectively of an integrated structure, gaps are reserved between the two sides of the first flow cavity (781) and the third flow cavity (783) and one side of an inner cavity of the overflow channel (72), and the two sides of the second flow cavity (782) and the connection positions of the first flow cavity (781) and the third flow cavity (783) are of a concave structure;
half arc recess (784) have been seted up to the inside of first flow chamber (781) and third flow chamber (783), half arc recess (784) are intensive form and set up respectively the surface of the inside of first flow chamber (781) and third flow chamber (783), the inside of first flow chamber (781) and third flow chamber (783) is fixed mounting respectively has first installation cavity (785), second installation cavity (787), be vertical rod column structure between first installation cavity (785) and the second installation cavity (787).
2. The sealed no-return device for chemical fiber manufacturing according to claim 1, characterized in that: filter chamber (786) have been cup jointed in the outside of first installation cavity (785) and second installation cavity (787) vertical rod column structure, the bottom of filter chamber (786) is the poroid structure, the both sides of second installation cavity (787) and first installation cavity (785) are fretwork column structure respectively, the length of first installation cavity (785), filter chamber (786) and second installation cavity (787) with the length looks adaptation of second flow chamber (782), the internally mounted of filter chamber (786) has signal sensor.
3. The sealed no-return apparatus for chemical fiber manufacture according to claim 1, wherein: the outside of non return body (1) is installed the second and is circulated cavity (3), one side of non return body (1) bottom is connected and is installed driving piece (4), one side of non return body (1) is connected and is installed first circulation cavity (2), the top of first circulation cavity (2) is run through the intercommunication and is had third circulation cavity (6), one side of third circulation cavity (6) with one side of second circulation cavity (3) is linked together, one side of second circulation cavity (3) respectively with the both sides of non return body (1) are linked together, one side of detection mechanism (7) and one side of second circulation cavity (3) are linked together.
4. The sealed no-return device for chemical fiber manufacturing according to claim 1, characterized in that: driving piece (4) are installed to one side of non return body (1), the installation is connected through mediation cavity (8) in one side of driving piece (4), drive mechanism (9) include sealing ring (91), accept board (92) and sliding block (93), driving piece (4) and mediation cavity (8) are through sealing ring (91) seal installation, accept board (92) support with the top of sliding block (93) and sealing ring (91), and with the inside diameter looks adaptation of mediation cavity (8).
5. The sealed no-return apparatus for chemical fiber manufacture according to claim 4, wherein: the surface mounting of the inner chamber of mediation cavity (8) has the elastomer, the top fixed mounting who accepts board (92) has sliding tray (94), sliding block (93) slidable mounting in the inside of sliding tray (94), inductor (95) are installed to one side of accepting board (92) top, the response end of inductor (95) with one side looks butt of sliding block (93), one side fixed mounting of sliding block (93) has slide bar (96).
6. The sealed no-return device for chemical fiber manufacturing according to claim 5, characterized in that: the sliding seat is installed to one side of accepting board (92), slide bar (96) run through the sliding seat, slidable mounting in one side of sliding seat, one side fixed mounting of slide bar (96) has sliding sleeve (97), sliding sleeve (97) are the annular column structure, the outside of sliding sleeve (97) with the inside looks adaptation of mediation cavity (8), sliding sleeve (97) constitute for the alloy material, and outside parcel has flexible material.
CN202210478060.9A 2022-05-05 2022-05-05 Sealed non-return equipment for chemical fiber manufacturing Active CN114576408B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210478060.9A CN114576408B (en) 2022-05-05 2022-05-05 Sealed non-return equipment for chemical fiber manufacturing

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Application Number Priority Date Filing Date Title
CN202210478060.9A CN114576408B (en) 2022-05-05 2022-05-05 Sealed non-return equipment for chemical fiber manufacturing

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Publication Number Publication Date
CN114576408A CN114576408A (en) 2022-06-03
CN114576408B true CN114576408B (en) 2022-07-12

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CN103127738B (en) * 2013-02-18 2014-10-29 陕西科技大学 Double-layer flash tank
CN105067762B (en) * 2015-07-22 2017-01-11 楚天科技股份有限公司 Hydrogen peroxide online detection apparatus and hydrogen peroxide onlinedisinfection system
CN208397371U (en) * 2018-06-05 2019-01-18 江苏兴明机械制造有限公司 A kind of novel water quality filter check valve
CN212986146U (en) * 2020-09-04 2021-04-16 恒华阀门有限公司 Non-return type safety valve structure
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Address after: No.128, Jialingjiang Road, Rudong Economic Development Zone, Nantong City, Jiangsu Province, 226000

Patentee after: Jiangsu Jiuzhou Xingji High-performance Fiber Products Co.,Ltd.

Address before: No. 128, Jialingjiang Road, Rudong Economic Development Zone, Nantong, Jiangsu 226400

Patentee before: JIANGSU JIUJIUJIU SPECIAL FIBER PRODUCTS CO.,LTD.

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