CN112443712A - Chemical industry raw materials transport pipe way sealing connection spare - Google Patents

Chemical industry raw materials transport pipe way sealing connection spare Download PDF

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Publication number
CN112443712A
CN112443712A CN202011410262.7A CN202011410262A CN112443712A CN 112443712 A CN112443712 A CN 112443712A CN 202011410262 A CN202011410262 A CN 202011410262A CN 112443712 A CN112443712 A CN 112443712A
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CN
China
Prior art keywords
block
sealing
movable
column
extrusion
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Granted
Application number
CN202011410262.7A
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Chinese (zh)
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CN112443712B (en
Inventor
杜贤军
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Tongling Huaxing Chemical Co ltd
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Individual
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Priority to CN202011410262.7A priority Critical patent/CN112443712B/en
Publication of CN112443712A publication Critical patent/CN112443712A/en
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Publication of CN112443712B publication Critical patent/CN112443712B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00Flanged joints
    • F16L23/02Flanged joints the flanges being connected by members tensioned axially
    • F16L23/036Flanged joints the flanges being connected by members tensioned axially characterised by the tensioning members, e.g. specially adapted bolts or C-clamps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00Flanged joints
    • F16L23/02Flanged joints the flanges being connected by members tensioned axially
    • F16L23/024Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00Flanged joints
    • F16L23/02Flanged joints the flanges being connected by members tensioned axially
    • F16L23/032Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00Flanged joints
    • F16L23/16Flanged joints characterised by the sealing means
    • F16L23/18Flanged joints characterised by the sealing means the sealing means being rings

Abstract

The invention discloses a chemical raw material transportation pipeline sealing connecting piece, which comprises a sealing convex ring, an annular sealing groove, a sealing slot and an anti-leakage sealing arc-shaped strip, the connection of the first connecting pipe and the second connecting pipe has good sealing performance, and the locking mechanism is strengthened through the arranged seal, on one hand, the clamping seal of the anti-leakage seal arc-shaped strip and the annular seal groove has a good strengthening auxiliary function, the stability of the sealing connection of the first connecting pipe and the second connecting pipe is improved, on the other hand, the connecting threaded column for connecting the first fixing ring and the second fixing ring can be locked, thereby preventing the loosening phenomenon during the use process, improving the connection stability of the first fixing ring and the second fixing ring, and then improve the whole sealing connection performance of industrial chemicals pipeline, ensure going on of safe transport work.

Description

Chemical industry raw materials transport pipe way sealing connection spare
Technical Field
The invention relates to the technical field of chemical equipment, in particular to a chemical raw material conveying pipeline sealing connecting piece.
Background
The chemical raw materials are various and have wide application range; there are 500 to 700 thousands of chemicals in the world, over 10 thousands of chemicals are sold and circulated in the market, and over 1000 new chemicals are made every year, and 150 to 200 of them are considered carcinogens; the chemical raw materials can be generally divided into two main types of organic chemical raw materials and inorganic chemical raw materials, wherein the organic chemical raw materials can be divided into alkanes and derivatives thereof, alkenes and derivatives thereof, alkynes and derivatives thereof, quinones, aldehydes, alcohols, ketones, phenols, ethers, anhydrides, esters, organic acids, carboxylates, carbohydrates, heterocycles, nitriles, halides, aminoacyls and other types; the inorganic chemical raw materials mainly comprise chemical minerals containing sulfur, sodium, phosphorus, potassium, calcium and the like, coal, petroleum, natural gas, air, water and the like; in addition, the by-products and wastes of many industrial sectors are also raw materials of inorganic chemical industry, such as: the ammonia contained in the coke oven gas in the coking production process in the steel industry can be recovered by sulfuric acid to prepare ammonium sulfate, and the sulfur dioxide in the smelting waste gas of chalcopyrite, galena and sphalerite can be used for producing sulfuric acid and the like.
Most chemical raw materials have pungent smell and toxic carcinogenicity, which has higher requirement on the sealing property of the pipeline for conveying the chemical raw materials, prevents the chemical raw materials from leaking and causes immeasurable loss and harm, particularly the joint of the pipeline needs enough sealing protection, so as to ensure the normal transportation of chemical raw materials, avoid the problem of raw material leakage, ensure the safe transportation, however, in the prior art, the pipe joints are usually connected and fixed through flanges and bolts, and then sealing elements are simply arranged at the pipe joint positions for sealing, so that on one hand, the leakage-proof treatment of the pipe joint positions in the prior art is not perfect, and on the other hand, when the bolts are used for a long time, therefore, the invention provides a chemical raw material conveying pipeline sealing connecting piece for solving the problems.
Disclosure of Invention
The invention aims to provide a chemical raw material conveying pipeline sealing connecting piece to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a chemical raw material conveying pipeline sealing connecting piece comprises a first connecting pipe, a second connecting pipe, a first fixing ring, a second fixing ring and a sealing strengthening locking mechanism;
the outer side wall of the connecting end of the first connecting pipe is provided with a first fixing ring, the same end of the first fixing ring is provided with a sealing convex ring, the outer side wall of the sealing convex ring is provided with an annular sealing groove, the outer side wall of the connecting end of the second connecting pipe is provided with a second fixing ring, and the inner side wall of the second connecting pipe is provided with a sealing slot;
the second connecting pipe and the first connecting pipe are fixedly connected through a connecting threaded column, a round block is arranged at one end of the connecting threaded column, an internal thread connecting ring is arranged at the other end of the connecting threaded column in a threaded connection mode, and locking grooves are formed in the outer side wall of the round block at equal intervals;
and the second fixing ring is provided with a sealing strengthening locking mechanism at equal intervals.
Preferably, the sealing and strengthening locking mechanism comprises a fixed block, a T-shaped movable locking piece, an arc-shaped extrusion groove, a movable column, a control knob, a positioning circular groove, an arc-shaped chute, a movable insert block, a concave movable extrusion block, a clamping groove, a T-shaped movable clamping block, a transmission block, a positioning clamping column, an inclined block, a transmission column, a movable extrusion block, a sealing and strengthening block, a strengthening spring and an anti-leakage sealing arc-shaped strip, wherein the fixed block is equidistantly arranged on a second fixing ring, the T-shaped movable locking piece is movably arranged in the fixed block, the T-shaped movable locking piece is symmetrically connected and arranged on the T-shaped movable locking piece, one end of the T-shaped movable locking piece is movably arranged in the arc-shaped extrusion groove, the arc-shaped extrusion groove is arranged on one side of the movable column, the movable column is movably arranged in the fixed block, one end of the movable column is provided with, one side of the movable column is provided with a positioning circular groove, the movable insert block is movably arranged in the fixed block, one end of the movable insert block is provided with a concave movable extrusion block, the concave movable extrusion block is provided with a second reset spring, the other end of the movable insert block is provided with a clamping groove, the T-shaped movable fixture block is movably arranged at the lateral side of the movable insert block, the T-shaped movable fixture block is symmetrically provided with a third reset spring, the transmission block is movably arranged at the lateral side of the concave movable extrusion block, one end of the transmission block is provided with a positioning clamping column, the transmission block is provided with a fourth reset spring at the same end as the positioning clamping column, the two sides of the transmission block side are symmetrically provided with inclined blocks, the transmission columns are movably arranged in the second fixed ring at equal intervals, one end of the transmission column is movably arranged in the arc chute, the other end of the transmission column is provided with a movable extrusion block, and the movable extrusion block is provided with, the sealing reinforcing block is movably arranged at the side position of the other end of the movable extrusion block, one end of the sealing reinforcing block is provided with a slope, the other end of the sealing reinforcing block is provided with an extrusion column, protruding pieces are arranged on two sides of the sealing reinforcing block, a sixth reset spring is arranged on the protruding pieces, the extrusion column is movably arranged in a connecting block, the connecting block is arranged on one side of the leakage-proof sealing arc-shaped strip, a reinforcing spring is arranged at one end of the extrusion column, and the other end of the reinforcing spring is arranged in the connecting block.
Preferably, the T-shaped movable locking sheet corresponds to the locking groove in arrangement position, and the thickness of the T-shaped movable locking sheet is equal to the width of the cross section of the notch of the locking groove.
Preferably, the positioning clamp columns correspond to the positioning circular grooves in arrangement positions and are arranged in the same number of groups, and the arrangement diameters of the positioning clamp columns and the positioning circular grooves are equal.
Preferably, the anti-leakage sealing arc-shaped strip corresponds to the fixing block and the connecting threaded column in arrangement position, is identical in arrangement number, and is at least arranged into six groups.
Compared with the prior art, the invention has the beneficial effects that:
the sealing convex ring, the annular sealing groove, the sealing slot and the anti-leakage sealing arc-shaped strip are arranged, so that the connection between the first connecting pipe and the second connecting pipe is enabled to have good sealing performance, and the anti-leakage sealing arc-shaped strip and the clamping sealing of the annular sealing groove are enabled to have a good reinforcing auxiliary function through the arranged sealing reinforcing locking mechanism, on one hand, the sealing connection stability of the first connecting pipe and the second connecting pipe is improved, on the other hand, the connecting threaded column for connecting the first fixing ring and the second fixing ring can be locked, so that the phenomenon of looseness in the use process is prevented, the connection stability of the first fixing ring and the second fixing ring is improved, the integral sealing connection performance of a chemical raw material conveying pipeline is improved, and the safe conveying work is ensured.
Drawings
FIG. 1 is a schematic view of a connection structure according to the present invention;
FIG. 2 is an enlarged view of a portion of the connection structure of FIG. 1 according to the present invention;
FIG. 3 is a right side view of the connection structure of the first connection pipe and the second connection pipe according to the present invention;
FIG. 4 is a left side view of the connection structure of the first connection pipe and the second connection pipe according to the present invention;
FIG. 5 is a partial cross-sectional top view of the internal connection structure of the seal-strengthened locking mechanism of the present invention;
FIG. 6 is an enlarged view of a portion of the connection structure of FIG. 5 according to the present invention;
FIG. 7 is a bottom view, partially in section, of the internal connection structure of the seal-strengthened locking mechanism of the present invention;
FIG. 8 is a schematic view of the connection structure of the movable column of the present invention.
In the figure: the sealing device comprises a first connecting pipe 1, a second connecting pipe 2, a first fixing ring 3, a second fixing ring 4, a sealing convex ring 5, an annular sealing groove 6, a sealing slot 7, a connecting threaded column 8, a round block 9, an internal threaded connecting ring 10, a locking groove 11, a sealing strengthening locking mechanism 12, a fixing block 1201, a T-shaped movable locking sheet 1202, an arc-shaped extrusion groove 1203, a movable column 1204, a control knob 1205, a positioning round groove 1206, an arc-shaped chute 1207, a movable insertion block 1208, a concave movable extrusion block 1209, a clamping groove 1210, a T-shaped movable clamping block 1211, a transmission block 1212, a positioning clamping column 1213, a sloping block 1214, a transmission column 1215, a movable extrusion block 1216, a sealing strengthening block 1217, a strengthening spring 1218 and an anti-leakage sealing arc-shaped strip 1219.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution: the invention relates to a chemical raw material conveying pipeline sealing connecting piece, which comprises a first connecting pipe 1, a second connecting pipe 2, a first fixing ring 3, a second fixing ring 4 and a sealing strengthening locking mechanism 12;
the outer side wall of the connecting end of the first connecting pipe 1 is provided with a first fixing ring 3, the same end of the first fixing ring 3 is provided with a sealing convex ring 5, the outer side wall of the sealing convex ring 5 is provided with an annular sealing groove 6, the outer side wall of the connecting end of the second connecting pipe 2 is provided with a second fixing ring 4, and the inner side wall of the second connecting pipe 2 is provided with a sealing slot 7;
the second connecting pipe 2 and the first connecting pipe are fixedly connected through a connecting threaded column 8, one end of the connecting threaded column 8 is provided with a round block 9, the other end of the connecting threaded column 8 is provided with an internal thread connecting ring 10 in a threaded connection mode, and the outer side wall of the round block 9 is provided with locking grooves 11 at equal intervals;
the second fixing ring 4 is provided with seal strengthening locking mechanisms 12 at equal intervals.
Further, the T-shaped movable locking piece 1202 and the locking groove 11 are disposed at positions corresponding to each other, and the thickness of the T-shaped movable locking piece 1202 is equal to the width of the cross section of the notch of the locking groove 11.
Further, the positioning studs 1213 are arranged at positions corresponding to the positioning circular grooves 1206, and are arranged in the same number of groups, and the diameters of the positioning studs and the positioning circular grooves are equal.
Further, the seal strengthening locking mechanism 12 comprises a fixed block 1201, a T-shaped movable locking plate 1202, an arc-shaped extrusion groove 1203, a movable post 1204, a control knob 1205, a positioning circular groove 1206, an arc-shaped chute 1207, a movable insertion block 1208, a concave movable extrusion block 1209, a clamping groove 1210, a T-shaped movable clamping block 1211, a driving block 1212, a positioning clamping post 1213, an inclined block 1214, a driving post 1215, a movable extrusion block 1216, a seal strengthening block 1217, a strengthening spring 1218 and a leakage-proof seal arc strip 1219, wherein the fixed block 1201 is equidistantly arranged on the second fixing ring 4, the T-shaped movable locking plate 1202 is movably arranged in the fixed block 1201, the T-shaped movable locking plate 1202 is symmetrically connected with a first return spring, one end of the T-shaped movable locking plate 1202 is movably arranged in the arc-shaped extrusion groove 1203, the arc-shaped extrusion groove 1203 is arranged at one side of the movable post 1204, the movable post 1204 is movably arranged in the fixed block 1204, and one end of the movable post 1204 is provided with the control knob, the end face of the other end is provided with an arc chute 1207, one side of the movable column 1204 is provided with a positioning circular groove 1206, a movable insert block 1208 is movably arranged in the fixed block 1201, one end of the movable insert block 1208 is provided with a concave movable extrusion block 1209, the concave movable extrusion block 1209 is provided with a second reset spring, the other end of the movable insert block 1208 is provided with a clamping groove 1210, a T-shaped movable fixture block 1211 is movably arranged at the lateral side of the movable insert block 1208, the T-shaped movable fixture block 1211 is symmetrically provided with a third reset spring, a transmission block 1212 is movably arranged at the lateral side of the concave movable extrusion block 1209, one end of the transmission block 1212 is provided with a positioning clamp column 1213, the transmission block 1212 is provided with a fourth reset spring at the same end as the positioning clamp column 1213, two sides of the transmission block 1212 are symmetrically provided with inclined blocks 1214, the transmission columns 1215 are movably arranged in the second fixed ring 4 at equal intervals, and one end of the transmission columns 1215 is, the other end is provided with movable extrusion piece 1216, and movable extrusion piece 1216 is provided with the fifth reset spring at the same end with transmission post 1215, sealed enhancement piece 1217 activity sets up the avris position at the movable extrusion piece 1216 other end, and the one end of sealed enhancement piece 1217 is provided with the slope, the other end is provided with the extrusion post, sealed enhancement piece 1217 both sides are provided with the lug, be provided with the sixth reset spring on the lug, and the extrusion post activity sets up in the connecting block, the connecting block sets up the one side at leak protection sealed arc strip 1219, and the one end of extrusion post is provided with enhancement spring 1218, the other end of enhancement spring 1218 sets up in the connecting block.
Furthermore, the anti-leakage sealing arc-shaped strips 1219 correspond to the fixed block 1201 and the connecting threaded column 8 in arrangement positions, are arranged in the same number of groups, and are at least arranged in six groups.
The working principle is as follows: for the sealing connecting piece of the chemical raw material conveying pipeline designed by the invention, when the sealing connecting piece works, firstly, the sealing convex ring 5 on the first connecting pipe 1 is clamped in the annular sealing groove 6 on the inner side of the second connecting pipe 2, then, the first fixing ring 3 and the second fixing ring 4 are fixed through the connecting threaded column 8 and the internal threaded connecting ring 10, then, the control knob 1205 is rotated, the control knob 1205 drives the movable column 1204 to rotate, the arc extrusion groove 1203 on the movable column 1204 extrudes the T-shaped movable locking sheet 1202, the T-shaped movable locking sheet 1202 is clamped in the locking groove 11 on the round block 9, meanwhile, the arc chute 1207 arranged in the movable column 1204 extrudes the transmission column 1215, the transmission column 1215 pushes the movable extrusion block 1216 to extrude the sealing strengthening block 1217, the sealing strengthening block 1217 extrudes the strengthening spring 1218, the strengthening spring 1218 presses the anti-leakage arc strip 1219 into the annular sealing groove 6, the anti-leakage sealing arc strip 1219 is tightly connected with the annular sealing groove 6 under the action of the reinforced spring 1218 to improve the sealing performance, and at this time, the positioning circular groove 1206 arranged at one side of the movable column 1204 reaches the position of the positioning clamp column 1213, and then the movable insert block 1208 is pressed, the movable insert block 1208 pushes the concave movable extrusion block 1209 to extrude the inclined block 1214, so as to drive the transmission block 1212 to push the positioning clamp column 1213 to be clamped in the positioning circular groove 1206 until the clamping groove 1210 arranged at the end of the movable insert block 1208 reaches the position of the T-shaped movable clamping block 1211, the T-shaped movable clamping block 1211 is clamped in the clamping groove 1210 under the action of the third return spring, so that the position of the movable column 1204 is fixed, so that the T-shaped movable locking plate 1202 is clamped and fixed in the locking groove 11, so that the position of the sealing slot 7 is locked, and the overall anti-leakage performance of the connection of the first connecting pipe 1 and the second, therefore, through the arrangement of the sealing convex ring 5, the annular sealing groove 6, the sealing slot 7 and the anti-leakage sealing arc-shaped strip 1219, so that the connection of the first connecting pipe 1 and the second connecting pipe 2 has good tightness, and the locking mechanism 12 is strengthened through the arranged sealing, on one hand, the anti-leakage sealing arc-shaped strip 1219 and the annular sealing groove 6 have good strengthening auxiliary function for clamping and sealing, the stability of the sealing connection of the first connecting pipe 1 and the second connecting pipe 2 is improved, on the other hand, the connecting threaded column 8 for connecting the first fixing ring 3 and the second fixing ring 4 can be locked, thereby preventing the loosening phenomenon during the use process, improving the connection stability of the first fixing ring 3 and the second fixing ring 4, and then improve the whole sealing connection performance of industrial chemicals pipeline, ensure going on of safe transport work.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a chemical industry raw materials transportation pipeline sealing connecting piece which characterized in that: comprises a first connecting pipe (1), a second connecting pipe (2), a first fixing ring (3), a second fixing ring (4) and a sealing strengthening locking mechanism (12);
the outer side wall of the connecting end of the first connecting pipe (1) is provided with a first fixing ring (3), the same end of the first fixing ring (3) is provided with a sealing convex ring (5), the outer side wall of the sealing convex ring (5) is provided with an annular sealing groove (6), the outer side wall of the connecting end of the second connecting pipe (2) is provided with a second fixing ring (4), and the inner side wall of the second connecting pipe (2) is provided with a sealing slot (7);
the second connecting pipe (2) and the first connecting pipe are fixedly connected through a connecting threaded column (8), a round block (9) is arranged at one end of the connecting threaded column (8), an internal thread connecting ring (10) is arranged at the other end of the connecting threaded column in a threaded connection mode, and locking grooves (11) are formed in the outer side wall of the round block (9) at equal intervals;
and the second fixing ring (4) is equidistantly provided with a sealing strengthening locking mechanism (12).
2. The chemical material transportation pipeline sealing connecting piece of claim 1, characterized in that: the sealing strengthening locking mechanism (12) comprises a fixed block (1201), a T-shaped movable locking sheet (1202), an arc extrusion groove (1203), a movable column (1204), a control knob (1205), a positioning circular groove (1206), an arc chute (1207), a movable insert block (1208), a concave movable extrusion block (1209), a clamping groove (1210), a T-shaped movable clamping block (1211), a transmission block (1212), a positioning clamping column (1213), an inclined block (1214), a transmission column (1215), a movable extrusion block (1216), a sealing strengthening block (1217), a strengthening spring (1218) and an anti-leakage sealing arc strip (1219), wherein the fixed block (1201) is arranged on the second fixing ring (4) at equal intervals, the T-shaped movable locking sheet (1202) is movably arranged in the fixed block (1201), the first return spring is symmetrically connected to the T-shaped movable locking sheet (1202), one end of the T-shaped movable locking sheet (1202) is movably arranged in the arc extrusion groove (1203), the arc-shaped extrusion groove (1203) is arranged on one side of the movable column (1204), the movable column (1204) is movably arranged in the fixed block (1201), one end of the movable column (1204) is provided with a control knob (1205), the end face of the other end of the movable column is provided with an arc-shaped chute (1207), one side of the movable column (1204) is provided with a positioning circular groove (1206), the movable insertion block (1208) is movably arranged in the fixed block (1201), one end of the movable insertion block (1208) is provided with a concave movable extrusion block (1209), the concave movable extrusion block (1209) is provided with a second reset spring, the other end of the movable insertion block (1208) is provided with a clamping groove (1210), the T-shaped movable clamping block (1211) is movably arranged at the lateral side of the movable insertion block (1208), the T-shaped movable clamping block (1211) is symmetrically provided with third reset springs, the transmission block (1212) is movably arranged at the lateral side of the concave movable extrusion block (1209), and one end of the driving block (1212) is provided with a positioning clamping column (1213), the driving block (1212) is provided with a fourth return spring at the same end as the positioning clamping column (1213), the two sides of the side of the driving block (1212) are symmetrically provided with oblique blocks (1214), the driving column (1215) is movably arranged in the second fixing ring (4) at equal intervals, one end of the driving column (1215) is movably arranged in the arc-shaped oblique groove (1207), the other end is provided with a movable extrusion block (1216), the movable extrusion block (1216) is provided with a fifth return spring at the same end as the driving column (1215), the sealing strengthening block (1217) is movably arranged at the side position of the other end of the movable extrusion block (1216), one end of the sealing strengthening block (1217) is provided with a slope, the other end is provided with an extrusion column, two sides of the sealing strengthening block (1217) are provided with lugs, and the sixth return spring is arranged on the lugs, and the extrusion column is movably arranged in the connecting block, the connecting block is arranged on one side of the anti-leakage sealing arc-shaped strip (1219), one end of the extrusion column is provided with a reinforced spring (1218), and the other end of the reinforced spring (1218) is arranged in the connecting block.
3. The chemical material transportation pipeline sealing connecting piece of claim 2, characterized in that: the T-shaped movable locking sheet (1202) corresponds to the locking groove (11) in arrangement position, and the thickness of the T-shaped movable locking sheet (1202) is equal to the width of the cross section of the notch of the locking groove (11).
4. The chemical material transportation pipeline sealing connecting piece of claim 2, characterized in that: the positioning clamp columns (1213) correspond to the positioning circular grooves (1206) in arrangement position and are arranged in the same number of groups, and the diameters of the positioning clamp columns and the positioning circular grooves are equal.
5. The chemical material transportation pipeline sealing connecting piece of claim 2, characterized in that: the anti-leakage sealing arc-shaped strips (1219) correspond to the fixed block (1201) and the connecting threaded column (8) in arrangement positions and are arranged in the same number of groups, and at least six groups are arranged.
CN202011410262.7A 2020-12-04 2020-12-04 Chemical industry raw materials transport pipe way sealing connection spare Active CN112443712B (en)

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Application Number Priority Date Filing Date Title
CN202011410262.7A CN112443712B (en) 2020-12-04 2020-12-04 Chemical industry raw materials transport pipe way sealing connection spare

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Application Number Priority Date Filing Date Title
CN202011410262.7A CN112443712B (en) 2020-12-04 2020-12-04 Chemical industry raw materials transport pipe way sealing connection spare

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CN112443712B CN112443712B (en) 2022-05-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113309006A (en) * 2021-07-01 2021-08-27 中交二航局第四工程有限公司 Five-row adjacent parallel suspension casting continuous beam dislocation synchronization equipment and construction method thereof

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CN201615300U (en) * 2010-03-28 2010-10-27 徐州压力机械有限公司 High-pressure pipeline flange connecting structure
CN202302424U (en) * 2011-10-31 2012-07-04 郁祥林 Novel flange assembly
CN205639955U (en) * 2016-05-11 2016-10-12 嘉兴迈思特管件制造有限公司 Flanged welding formula hose assembly of easy installation
CN109323064A (en) * 2018-10-08 2019-02-12 睢宁恒辉新能源科技有限公司 Fast connecting device of pipelines is used in a kind of processing of new energy
CN209781937U (en) * 2019-04-17 2019-12-13 广东首隆管道科技有限公司 Clamping convex type connecting pipe fitting

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201615300U (en) * 2010-03-28 2010-10-27 徐州压力机械有限公司 High-pressure pipeline flange connecting structure
CN202302424U (en) * 2011-10-31 2012-07-04 郁祥林 Novel flange assembly
CN205639955U (en) * 2016-05-11 2016-10-12 嘉兴迈思特管件制造有限公司 Flanged welding formula hose assembly of easy installation
CN109323064A (en) * 2018-10-08 2019-02-12 睢宁恒辉新能源科技有限公司 Fast connecting device of pipelines is used in a kind of processing of new energy
CN209781937U (en) * 2019-04-17 2019-12-13 广东首隆管道科技有限公司 Clamping convex type connecting pipe fitting

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113309006A (en) * 2021-07-01 2021-08-27 中交二航局第四工程有限公司 Five-row adjacent parallel suspension casting continuous beam dislocation synchronization equipment and construction method thereof

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