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CN108953137B - Static sensitization pipeline of seamless steel pipe - Google Patents

Static sensitization pipeline of seamless steel pipe Download PDF

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Publication number
CN108953137B
CN108953137B CN201810934251.5A CN201810934251A CN108953137B CN 108953137 B CN108953137 B CN 108953137B CN 201810934251 A CN201810934251 A CN 201810934251A CN 108953137 B CN108953137 B CN 108953137B
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CN
China
Prior art keywords
seamless steel
steel pipe
steel tube
transmitter seat
filling pump
Prior art date
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Active
Application number
CN201810934251.5A
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Chinese (zh)
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CN108953137A (en
Inventor
刘忠
徐红卫
刘璐
宋吉泰
尹良胜
孙志杨
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Zhejiang Yonglian Civil Explosive Materials Co ltd
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Zhejiang Yonglian Civil Explosive Materials Co ltd
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Priority to CN201810934251.5A priority Critical patent/CN108953137B/en
Publication of CN108953137A publication Critical patent/CN108953137A/en
Application granted granted Critical
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/16Casings; Cylinders; Cylinder liners or heads; Fluid connections
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/22Arrangements for enabling ready assembly or disassembly

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Pipeline Systems (AREA)

Abstract

The invention discloses a seamless steel tube static sensitization pipeline which comprises a disperser jacket, wherein the disperser jacket comprises a first seamless steel tube, a second seamless steel tube and a third seamless steel tube, the first seamless steel tube is sleeved on the outer side of the second seamless steel tube and fixedly connected with the second seamless steel tube, the third seamless steel tube is connected with the side wall of the first seamless steel tube and is vertically connected with the first seamless steel tube, a pressure transmitter seat, a temperature transmitter seat and an outer joint are arranged on the side wall of the second seamless steel tube, the pressure transmitter seat and the outer joint penetrate through the side wall of the first seamless steel tube, the temperature transmitter seat is arranged on one side of the end part of the first seamless steel tube, a filling pump connecting joint is arranged at one end of the second seamless steel tube, and a filling pump joint nut is arranged on the filling pump connecting joint.

Description

Static sensitization pipeline of seamless steel pipe
Technical Field
The invention relates to the technical field of emulsion explosive pipelines, in particular to a seamless steel tube static sensitization pipeline.
Background
The emulsion explosive is an excellent industrial explosive, is formed by taking aqueous solution of inorganic salts such as ammonium nitrate and the like as water phase materials and hydrocarbon as oil phase materials, and has the advantages of good explosion performance, good water resistance, good safety performance and the like, so that the emulsion explosive is widely applied.
The existing static sensitized pipeline has poor sealing performance, and has the problems of leakage and unstable connection after long-term use, thereby causing environmental pollution and wasting resources.
Disclosure of Invention
The invention aims to provide a seamless steel pipe static sensitization pipeline to solve the problems in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a static sensitization pipeline of seamless steel pipe, includes the disperser overcoat, its characterized in that: the dispenser overcoat includes seamless steel pipe one, seamless steel pipe two, seamless steel pipe three, seamless steel pipe one cover is in the outside of seamless steel pipe two, and fixed connection between seamless steel pipe one and the seamless steel pipe two, seamless steel pipe three is connected with seamless steel pipe one's lateral wall, and seamless steel pipe three is connected with seamless light pipe one perpendicularly, be equipped with pressure transmitter seat, temperature transmitter seat, external connection on seamless steel pipe two's the lateral wall, pressure transmitter seat, external connection all run through seamless light pipe one's lateral wall, temperature transmitter seat locates seamless steel pipe one's tip one side, seamless steel pipe two's one end is equipped with filling pump attach fitting, be equipped with filling pump joint nut on the filling pump attach fitting.
The seamless steel pipe I is aligned with one end of the seamless steel pipe II, a flange I is arranged at the end part of the end, continuous welding and scale pattern welding are adopted between the flange I and the seamless steel pipe II respectively, the flange I is welded and distributed in a midspan manner, a sealing plate is arranged at the other end of the seamless steel pipe I, and the sealing plate is fixed with the outer wall of the seamless steel pipe II through welding.
The seamless steel pipe I and the seamless steel pipe II are respectively provided with a nut hole, the nut holes are provided with round nuts, the round nuts are respectively welded with the pipe walls of the seamless steel pipe I and the seamless steel pipe II, and the round nuts are provided with bolts.
The end part of the seamless steel pipe III is provided with a flange II, continuous welding and scale pattern welding are adopted between the flange II and the seamless steel pipe III, and the flange II is distributed in a midspan manner.
The tip of temperature transmitter seat is equipped with temperature transmitter and connects, the diameter that temperature transmitter connects is less than the diameter of temperature transmitter seat, and temperature transmitter connects and peg graft on seamless steel pipe two's lateral wall and welded fastening.
The end part of the pressure transmitter seat is provided with a pressure transmitter seat joint, the diameter of the pressure transmitter seat joint is smaller than that of the pressure transmitter seat, the pressure transmitter seat joint is spliced on the side wall of the seamless steel pipe II and welded, and the outer edge of the end part of the pressure transmitter seat is provided with a chamfer.
The end part of the filling pump connecting joint is provided with a connecting ring, the diameter of the connecting ring is larger than that of the filling pump connecting joint, and the connecting ring is connected with a filling pump joint nut.
The middle part of filling pump connects nut is equipped with the nut hole, the inner wall in nut hole is equipped with the cooperation groove, trade dress pump attach fitting and nut hole cooperation, the go-between cooperates with the cooperation groove, the edge of filling pump connects nut is equipped with anti-skidding groove, anti-skidding groove is semicircle recess.
Compared with the prior art, the invention has the beneficial effects that:
1. this static sensitization pipeline of seamless steel pipe, seamless steel pipe one set is in the outside of seamless steel pipe two, and fixed connection between seamless steel pipe one and the seamless steel pipe two, add seamless steel pipe one in the outside of seamless steel pipe two, not only can play the guard action to seamless steel pipe two, prevent external damage, increase corrosion-resistant ability, can increase the sealing performance of connection moreover, avoid leaking, prevent extravagant and pollution, increased the security of pipeline.
2. The seamless steel pipe static sensitization pipeline is characterized in that nut holes are formed in the pipe walls of the first seamless steel pipe and the second seamless steel pipe, round nuts are arranged on the nut holes, bolts are arranged on the round nuts, the connection mode is simple, the external adjustment is convenient, the overhaul is facilitated, and the installation and overhaul efficiency is improved.
3. This static sensitization pipeline of seamless steel pipe, the inner wall in nut hole is equipped with the cooperation groove, trade dress pump attach fitting and nut hole cooperation, can increase the fastness through mechanical structure's cooperation, can avoid the structural damage simultaneously, improve life, and this connected mode cooperation is inseparable, can improve the leakproofness of connection, prevents revealing.
4. This static sensitization pipeline of seamless steel pipe, filling pump connects the flange department of nut to be equipped with anti-skidding groove, anti-skidding groove is semicircle recess, can increase pivoted convenience, does benefit to the grasp, saves power, convenient to use.
Drawings
FIG. 1 is a schematic view of a disperser jacket structure;
FIG. 2 is a schematic diagram of a disperser jacket structure;
FIG. 3 is a top view of the filling pump joint nut;
FIG. 4 is a cross-sectional view of a filler pump coupling nut;
FIG. 5 is a schematic view of a connecting joint structure of a filling pump;
FIG. 6 is a schematic view of an outer joint structure;
FIG. 7 is a schematic diagram of a temperature transmitter mount;
FIG. 8 is a schematic diagram of a pressure transmitter mount.
In the figure: 1-a first flange; 2-seamless steel tube I; 3-a seamless steel tube II; 4-round nuts; 5-bolts; 6-a second flange; 7-seamless steel tube III; 8-a pressure transmitter mount; 801—pressure transmitter mount joint; 9-an outer joint; 10-sealing plates; 11-a temperature transmitter mount; 111-a temperature transmitter mount joint; 12-filling pump connection joints; 121-a connecting ring; 13-filling a pump joint nut; 131-an anti-skid groove; 132-nut holes; 133-mating grooves.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In a first embodiment of the present invention,
referring to fig. 1-8, a static sensitization pipeline of a seamless steel pipe comprises a disperser jacket, the disperser jacket comprises a first seamless steel pipe 2, a second seamless steel pipe 3 and a third seamless steel pipe 7, the first seamless steel pipe 2 is sleeved on the outer side of the second seamless steel pipe 3 and fixedly connected with the second seamless steel pipe 3, the third seamless steel pipe 7 is connected with the side wall of the first seamless steel pipe 2 and is vertically connected with the first seamless steel pipe 2, a pressure transmitter seat 8, a temperature transmitter seat 11 and an outer joint 9 are arranged on the side wall of the second seamless steel pipe 3, the pressure transmitter seat 8 and the outer joint 9 penetrate through the side wall of the first seamless steel pipe 2, the temperature transmitter seat 11 is arranged on one side of the end of the first seamless steel pipe 2, a filling pump connecting joint 12 is arranged at one end of the second seamless steel pipe 3, and a filling pump connecting joint nut 13 is arranged on the filling pump connecting joint 12.
In a second embodiment of the present invention,
in this embodiment, a static sensitization pipeline of seamless steel pipe, includes the disperser overcoat, the disperser overcoat includes seamless steel pipe one 2, seamless steel pipe two 3, seamless steel pipe three 7, seamless steel pipe one 2 cover is in the outside of seamless steel pipe two 3, and fixed connection between seamless steel pipe one 2 and the seamless steel pipe two 3, seamless steel pipe three 7 is connected with the lateral wall of seamless steel pipe one 2, and seamless steel pipe three 7 is connected with seamless light pipe one 2 perpendicularly, be equipped with pressure transmitter seat 8, temperature transmitter seat 11, outer joint 9 on the lateral wall of seamless steel pipe two 3, pressure transmitter seat 8, outer joint 9 all run through the lateral wall of seamless light pipe one 2, temperature transmitter seat 11 is located the tip one side of seamless steel pipe one 2, the one end of seamless steel pipe two 3 is equipped with filling pump attach fitting 12, be equipped with filling pump attach fitting nut 13 on the filling pump attach fitting 12.
In this embodiment, the first seamless steel pipe 2 is aligned with one end of the second seamless steel pipe 3, the end of the end is provided with a first flange 1, continuous welding and scale pattern welding are adopted between the first flange 1 and the first seamless steel pipe 2 and between the first flange 1 and the second seamless steel pipe 3, the welding of the first flange 1 is distributed in a midspan manner, the other end of the first seamless steel pipe 2 is provided with a sealing plate 10, and the sealing plate 10 is fixed with the outer wall of the second seamless steel pipe 3 through welding.
In a third embodiment of the present invention,
in this embodiment, a static sensitization pipeline of seamless steel pipe, includes the disperser overcoat, the disperser overcoat includes seamless steel pipe one 2, seamless steel pipe two 3, seamless steel pipe three 7, seamless steel pipe one 2 cover is in the outside of seamless steel pipe two 3, and fixed connection between seamless steel pipe one 2 and the seamless steel pipe two 3, seamless steel pipe three 7 is connected with the lateral wall of seamless steel pipe one 2, and seamless steel pipe three 7 is connected with seamless light pipe one 2 perpendicularly, be equipped with pressure transmitter seat 8, temperature transmitter seat 11, outer joint 9 on the lateral wall of seamless steel pipe two 3, pressure transmitter seat 8, outer joint 9 all run through the lateral wall of seamless light pipe one 2, temperature transmitter seat 11 is located the tip one side of seamless steel pipe one 2, the one end of seamless steel pipe two 3 is equipped with filling pump attach fitting 12, be equipped with filling pump attach fitting nut 13 on the filling pump attach fitting 12.
In this embodiment, nut holes are formed in the pipe walls of the first seamless steel pipe 2 and the second seamless steel pipe 3, round nuts 4 are arranged on the nut holes, the round nuts 4 are welded with the pipe walls of the first seamless steel pipe 2 and the second seamless steel pipe 3 respectively, and bolts 5 are arranged on the round nuts 4.
The end part of the seamless steel pipe III 7 is provided with a flange II 6, continuous welding and scale pattern welding are adopted between the flange II 6 and the seamless steel pipe III 7, and the welding of the flange II 6 is distributed in a midspan manner.
In a fourth embodiment of the present invention,
in this embodiment, a static sensitization pipeline of seamless steel pipe, includes the disperser overcoat, the disperser overcoat includes seamless steel pipe one 2, seamless steel pipe two 3, seamless steel pipe three 7, seamless steel pipe one 2 cover is in the outside of seamless steel pipe two 3, and fixed connection between seamless steel pipe one 2 and the seamless steel pipe two 3, seamless steel pipe three 7 is connected with the lateral wall of seamless steel pipe one 2, and seamless steel pipe three 7 is connected with seamless light pipe one 2 perpendicularly, be equipped with pressure transmitter seat 8, temperature transmitter seat 11, outer joint 9 on the lateral wall of seamless steel pipe two 3, pressure transmitter seat 8, outer joint 9 all run through the lateral wall of seamless light pipe one 2, temperature transmitter seat 11 is located the tip one side of seamless steel pipe one 2, the one end of seamless steel pipe two 3 is equipped with filling pump attach fitting 12, be equipped with filling pump attach fitting nut 13 on the filling pump attach fitting 12.
In this embodiment, the end of the temperature transmitter seat 11 is provided with a temperature transmitter joint 111, the diameter of the temperature transmitter joint 111 is smaller than that of the temperature transmitter seat 11, and the temperature transmitter joint 111 is inserted into the side wall of the seamless steel pipe two 3 and welded and fixed.
In a fifth embodiment of the present invention,
in this embodiment, a static sensitization pipeline of seamless steel pipe, includes the disperser overcoat, the disperser overcoat includes seamless steel pipe one 2, seamless steel pipe two 3, seamless steel pipe three 7, seamless steel pipe one 2 cover is in the outside of seamless steel pipe two 3, and fixed connection between seamless steel pipe one 2 and the seamless steel pipe two 3, seamless steel pipe three 7 is connected with the lateral wall of seamless steel pipe one 2, and seamless steel pipe three 7 is connected with seamless light pipe one 2 perpendicularly, be equipped with pressure transmitter seat 8, temperature transmitter seat 11, outer joint 9 on the lateral wall of seamless steel pipe two 3, pressure transmitter seat 8, outer joint 9 all run through the lateral wall of seamless light pipe one 2, temperature transmitter seat 11 is located the tip one side of seamless steel pipe one 2, the one end of seamless steel pipe two 3 is equipped with filling pump attach fitting 12, be equipped with filling pump attach fitting nut 13 on the filling pump attach fitting 12.
In this embodiment, the end of the pressure transmitter seat 8 is provided with a pressure transmitter seat joint 801, the diameter of the pressure transmitter seat joint 801 is smaller than that of the pressure transmitter seat 8, the pressure transmitter seat joint 801 is spliced on the side wall of the seamless steel pipe two 3 and welded, and the outer edge of the end of the pressure transmitter seat 8 is provided with a chamfer.
In a sixth embodiment of the present invention,
in this embodiment, a static sensitization pipeline of seamless steel pipe, includes the disperser overcoat, the disperser overcoat includes seamless steel pipe one 2, seamless steel pipe two 3, seamless steel pipe three 7, seamless steel pipe one 2 cover is in the outside of seamless steel pipe two 3, and fixed connection between seamless steel pipe one 2 and the seamless steel pipe two 3, seamless steel pipe three 7 is connected with the lateral wall of seamless steel pipe one 2, and seamless steel pipe three 7 is connected with seamless light pipe one 2 perpendicularly, be equipped with pressure transmitter seat 8, temperature transmitter seat 11, outer joint 9 on the lateral wall of seamless steel pipe two 3, pressure transmitter seat 8, outer joint 9 all run through the lateral wall of seamless light pipe one 2, temperature transmitter seat 11 is located the tip one side of seamless steel pipe one 2, the one end of seamless steel pipe two 3 is equipped with filling pump attach fitting 12, be equipped with filling pump attach fitting nut 13 on the filling pump attach fitting 12.
The end of the filling pump connecting joint 12 is provided with a connecting ring 121, the diameter of the connecting ring 121 is larger than that of the filling pump connecting joint 12, and the connecting ring 121 is connected with the filling pump connecting joint nut 13.
The middle part of filling pump connects nut 13 is equipped with nut hole 132, the inner wall in nut hole 132 is equipped with cooperation groove 133, trade dress pump attach fitting 12 and nut hole 132 cooperation, go-between 121 cooperates with cooperation groove 133, the edge of filling pump connects nut 13 is equipped with anti-skidding groove 131, anti-skidding groove 131 is the semicircle recess.
When the sealing device is used, one end of the disperser is communicated with a pipeline through the flange I1, the other end of the disperser is connected with a filling pump through a filling pump joint nut 13, then the pressure transmitter and the temperature transmitter are respectively connected, and the outer joint 9 is in sealing butt joint with the pipeline. This static sensitization pipeline of seamless steel pipe, seamless steel pipe one 2 cover is in the outside of seamless steel pipe two 3, and fixed connection between seamless steel pipe one 2 and the seamless steel pipe two 3, add seamless steel pipe one 2 in the outside of seamless steel pipe two 3, not only can play the guard action to seamless steel pipe two, prevent external damage, increase corrosion-resistant ability, can increase the sealing performance of connection moreover, avoid leaking, prevent extravagant and pollution, increased the security of pipeline. The seamless steel pipe static sensitization pipeline is characterized in that nut holes are formed in the pipe walls of the first seamless steel pipe 2 and the second seamless steel pipe 3, round nuts 4 are arranged on the nut holes, bolts 5 are arranged on the round nuts 4, the connection mode is simple, the external adjustment is convenient, the overhaul is facilitated, and the installation and overhaul efficiency is improved. This static sensitization pipeline of seamless steel pipe, the inner wall in nut hole 132 is equipped with the cooperation groove 133, reloading pump attach fitting 12 and nut hole 132 cooperation can increase the fastness through mechanical structure's cooperation, can avoid the structural damage simultaneously, improves life, and this connected mode cooperation is inseparable, can improve the leakproofness of connection, prevents revealing. This static sensitization pipeline of seamless steel pipe, the edge of filling pump joint nut 13 is equipped with anti-skidding groove 131, anti-skidding groove 131 is the semicircle recess, can increase pivoted convenience, does benefit to the grasp, saves effort, convenient to use.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (6)

1. The utility model provides a static sensitization pipeline of seamless steel pipe, includes the disperser overcoat, its characterized in that: the disperser jacket comprises a first seamless steel pipe (2), a second seamless steel pipe (3) and a third seamless steel pipe (7), the first seamless steel pipe (2) is sleeved on the outer side of the first seamless steel pipe (3), the first seamless steel pipe (2) is fixedly connected with the second seamless steel pipe (3), the third seamless steel pipe (7) is connected with the side wall of the first seamless steel pipe (2), the third seamless steel pipe (7) is vertically connected with the first seamless steel pipe (2), a pressure transmitter seat (8), a temperature transmitter seat (11) and an outer joint (9) are arranged on the side wall of the second seamless steel pipe (3), the pressure transmitter seat (8) and the outer joint (9) are all penetrated through the side wall of the first seamless steel pipe (2), the temperature transmitter seat (11) is arranged on one side of the end of the first seamless steel pipe (2), one end of the second seamless steel pipe (3) is provided with a filling pump connecting joint (12), the filling pump connecting joint nut (13) is arranged on the filling pump connecting joint (12), the end of the temperature transmitter seat (11) is provided with a temperature transmitter seat (111), the temperature transmitter seat (111) is welded on the side wall of the second seamless steel pipe (2) in a small diameter, the temperature transmitter seat (111) is welded on the side wall of the second seamless steel pipe (111), the seamless steel tube is characterized in that the first seamless steel tube (2) is aligned with one end of the second seamless steel tube (3), a first flange (1) is arranged at the end of the end, continuous welding and scale pattern welding are adopted between the first flange (1) and the first seamless steel tube (2) and between the first flange (1) and the second seamless steel tube (3), the first flange (1) is welded and distributed in a midspan mode, a sealing plate (10) is arranged at the other end of the first seamless steel tube (2), and the sealing plate (10) is fixed with the outer wall of the second seamless steel tube (3) through welding.
2. A seamless steel tube static sensitization line according to claim 1, wherein: the seamless steel pipe I (2) and the seamless steel pipe II (3) are respectively provided with a nut hole, the nut holes are provided with round nuts (4), the round nuts (4) are respectively welded with the seamless steel pipe I (2) and the seamless steel pipe II (3) in a pipe wall mode, and bolts (5) are arranged on the round nuts (4).
3. A seamless steel pipe static sensitization pipeline according to claim 2, wherein: the end part of the seamless steel tube III (7) is provided with a flange II (6), continuous welding and scale pattern welding are adopted between the flange II (6) and the seamless steel tube III (7), and the flange II (6) is welded and distributed in a midspan manner.
4. A seamless steel tube static sensitization line according to claim 1, wherein: the end of pressure transmitter seat (8) is equipped with pressure transmitter seat joint (801), and the diameter of pressure transmitter seat joint (801) is less than the diameter of pressure transmitter seat (8), and pressure transmitter seat joint (801) are pegged graft on the lateral wall of seamless steel pipe two (3) and are welded, the tip outer edge of pressure transmitter seat (8) is established the chamfer.
5. A seamless steel tube static sensitization line according to claim 1, wherein: the end part of the filling pump connecting joint (12) is provided with a connecting ring (121), the diameter of the connecting ring (121) is larger than that of the filling pump connecting joint (12), and the connecting ring (121) is connected with the filling pump connecting joint nut (13).
6. A seamless steel tube static sensitization line according to claim 5, wherein: the middle part of filling pump connects nut (13) is equipped with nut hole (132), the inner wall of nut hole (132) is equipped with cooperation groove (133), filling pump attach fitting (12) and nut hole (132) cooperation, go-between (121) and cooperation groove (133) cooperation, the edge of filling pump connects nut (13) is equipped with anti-skidding groove (131), anti-skidding groove (131) are semicircle recess.
CN201810934251.5A 2018-08-16 2018-08-16 Static sensitization pipeline of seamless steel pipe Active CN108953137B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810934251.5A CN108953137B (en) 2018-08-16 2018-08-16 Static sensitization pipeline of seamless steel pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810934251.5A CN108953137B (en) 2018-08-16 2018-08-16 Static sensitization pipeline of seamless steel pipe

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Publication Number Publication Date
CN108953137A CN108953137A (en) 2018-12-07
CN108953137B true CN108953137B (en) 2024-04-02

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Publication number Priority date Publication date Assignee Title
WO2003004875A1 (en) * 2001-07-04 2003-01-16 Putzmeister Aktiengesellschaft Device for transporting a free-flowing bulk product to be transported
CN201066015Y (en) * 2007-08-03 2008-05-28 周伟 Socket hot-melting confining type steel-plastic pipe conversion joint
CN101865129A (en) * 2010-05-19 2010-10-20 锦州鹏宇泵业有限公司 Processing method of screw pump stator with equal wall thickness and special push-pull device
CN203215290U (en) * 2013-04-26 2013-09-25 中国石油集团安全环保技术研究院 Gas pressure regulation sled
CN103437984A (en) * 2013-08-14 2013-12-11 陕西延长石油(集团)有限责任公司研究院 Multifunctional solid plunger piston tubing pump
CN103953811A (en) * 2014-04-30 2014-07-30 大耐泵业有限公司 Quick coupling for pump test
CN204083567U (en) * 2014-08-07 2015-01-07 江苏建中新材料科技有限公司 The seamless link steel pipe of high-pressure autoclave
CN205298896U (en) * 2015-10-26 2016-06-08 秦皇岛天业通联重工科技有限公司 High pressure hydraulic system hard tube coupling assembling
CN206787755U (en) * 2017-04-01 2017-12-22 西安交通大学 A kind of high mechanical properties insulation protection joint for being applied to connection pressure transmitter
CN207245991U (en) * 2017-09-04 2018-04-17 广州双桥(重庆)有限公司 Dnockout pumps water shutoff loop structure for starch sugar processing
CN207600258U (en) * 2017-12-18 2018-07-10 湖北华工地热科技有限公司 A kind of Telescopic underground heat exchanger
CN208816316U (en) * 2018-08-16 2019-05-03 浙江永联民爆器材有限公司 A kind of seamless steel pipe static state sensitization pipeline

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003004875A1 (en) * 2001-07-04 2003-01-16 Putzmeister Aktiengesellschaft Device for transporting a free-flowing bulk product to be transported
CN201066015Y (en) * 2007-08-03 2008-05-28 周伟 Socket hot-melting confining type steel-plastic pipe conversion joint
CN101865129A (en) * 2010-05-19 2010-10-20 锦州鹏宇泵业有限公司 Processing method of screw pump stator with equal wall thickness and special push-pull device
CN203215290U (en) * 2013-04-26 2013-09-25 中国石油集团安全环保技术研究院 Gas pressure regulation sled
CN103437984A (en) * 2013-08-14 2013-12-11 陕西延长石油(集团)有限责任公司研究院 Multifunctional solid plunger piston tubing pump
CN103953811A (en) * 2014-04-30 2014-07-30 大耐泵业有限公司 Quick coupling for pump test
CN204083567U (en) * 2014-08-07 2015-01-07 江苏建中新材料科技有限公司 The seamless link steel pipe of high-pressure autoclave
CN205298896U (en) * 2015-10-26 2016-06-08 秦皇岛天业通联重工科技有限公司 High pressure hydraulic system hard tube coupling assembling
CN206787755U (en) * 2017-04-01 2017-12-22 西安交通大学 A kind of high mechanical properties insulation protection joint for being applied to connection pressure transmitter
CN207245991U (en) * 2017-09-04 2018-04-17 广州双桥(重庆)有限公司 Dnockout pumps water shutoff loop structure for starch sugar processing
CN207600258U (en) * 2017-12-18 2018-07-10 湖北华工地热科技有限公司 A kind of Telescopic underground heat exchanger
CN208816316U (en) * 2018-08-16 2019-05-03 浙江永联民爆器材有限公司 A kind of seamless steel pipe static state sensitization pipeline

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