CN107381234A - A kind of engineering plastics rotary body and the capstan winch using the rotary body - Google Patents

A kind of engineering plastics rotary body and the capstan winch using the rotary body Download PDF

Info

Publication number
CN107381234A
CN107381234A CN201710608556.2A CN201710608556A CN107381234A CN 107381234 A CN107381234 A CN 107381234A CN 201710608556 A CN201710608556 A CN 201710608556A CN 107381234 A CN107381234 A CN 107381234A
Authority
CN
China
Prior art keywords
rotary body
pressure water
water pipe
capstan winch
engineering plastics
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710608556.2A
Other languages
Chinese (zh)
Inventor
施长亮
周峰
刘诚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Crane Automation Technology Co Ltd
Original Assignee
Shanghai Crane Automation Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Crane Automation Technology Co Ltd filed Critical Shanghai Crane Automation Technology Co Ltd
Priority to CN201710608556.2A priority Critical patent/CN107381234A/en
Publication of CN107381234A publication Critical patent/CN107381234A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/04Kinds or types
    • B65H75/08Kinds or types of circular or polygonal cross-section
    • B65H75/14Kinds or types of circular or polygonal cross-section with two end flanges
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/02Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/10Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers
    • B65H54/12Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers on flanged bobbins or spools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/33Hollow or hose-like material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/70Use of material

Landscapes

  • Cleaning By Liquid Or Steam (AREA)

Abstract

The present invention discloses a kind of engineering plastics rotary body, and the rotary body is made up of cylinder, disc and jackshaft;Helicla flute is uniformly placed with the cylinder periphery;The end of the helicla flute is provided with the surpassed distance hole towards rotary body inwall, and high-pressure water pipe fixed cover is provided with the aperture in the surpassed distance hole;Water under high pressure limbers is provided with inside the jackshaft, high-pressure water pipe joint is provided with the aperture of the high pressure water flowing.The invention also discloses a kind of engineering plastics rotary body capstan winch, including above-mentioned engineering plastics rotary body, and support, drive device, capstan winch housing, guide rod, high-pressure water pipe;The present invention uses engineering plastics material, avoids microorganism growth corrosion parts, improves corrosion resistant ability, strengthen performance;The present invention provides one reasonable in design for condenser cleaning robots, the engineering plastics rotary body capstan winch of dependable performance and good seal, is not only simple in structure, cost is cheap and is easily installed and safeguards.

Description

A kind of engineering plastics rotary body and the capstan winch using the rotary body
Technical field
The present invention relates to a kind of capstan winch for condenser cleaning robots, and in particular to a kind of engineering plastics rotary body and Use the capstan winch of the rotary body.
Background technology
Condenser cleaning robots are the special equipments for thermoelectricity Cooling Tubes of Condenser on-line cleaning, and capstan winch is as high pressure The automatic retraction device of water pipe is indispensable key component in cleaning robot system, the direct shadow of stability of capstan winch function Ring the operating efficiency of whole unit.It is well known that winching operations environment is more severe, need to be chronically in recirculated cooling water, and The many thermal power plants in China all use supplement water of the recycle-water after sewage disposal as recirculated cooling water, and in the market Capstan winch be metal material, therefore capstan winch faces the microbiologic(al) corrosion problem of complexity, deep by microorganism in use Influence, can accumulate substantial amounts of microbial sludge in capstan winch rotary body spiral groove on surface, have a strong impact on the folding and unfolding performance of high-pressure water pipe, And abrasion of the aggravation rotary body to high-pressure water pipe, the life-span of high-pressure water pipe is reduced, need to periodically carry out Inspection and maintenance cleaning, serious shadow Ring the operating efficiency of unit.
In order to avoid the harm of microorganism, we seek whether metal can be replaced using plastics.With modern high-tech The development of skill, the appearance of engineering plastics to develop a kind of engineering plastics rotary body capstan winch, and engineering plastics are plastics Up-and-coming youngster in extended familys.They not only remain a series of good characteristics of common plasticses, and have far above ordinary hot The mechanical strength of thermoplastic plastic, thus in many application fields metal can be replaced to make as engineering material (or structural material) With.
The content of the invention
In order to solve the above-mentioned deficiency of prior art, the present invention to condenser cleaning robots provide it is a kind of it is reasonable in design, The engineering plastics rotary body of dependable performance and the capstan winch using the rotary body.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of engineering plastics rotary body, the rotary body are made up of cylinder, disc and jackshaft;On the cylinder periphery It is even to be placed with helicla flute;The end of the helicla flute is provided with the surpassed distance hole towards rotary body inwall, is set at the aperture in the surpassed distance hole There is high-pressure water pipe fixed cover;Water under high pressure limbers is provided with inside the jackshaft, water under high pressure is provided with the aperture of the high pressure water flowing Pipe joint.
Two pieces of disc are respectively provided at the both sides of cylinder;The jackshaft is arranged on the circle centre position of two pieces of disc.
The cylinder uses engineering plastics material.
The direction in the surpassed distance hole is consistent with the rotation direction of helicla flute, and is inwardly formed geometric smoothness and extends through in cylinder Wall.
A kind of engineering plastics rotary body capstan winch, including above-mentioned engineering plastics rotary body, and support, drive device, capstan winch Housing, guide rod, high-pressure water pipe;The capstan winch hull outside is provided with high-pressure water pipe outlet and several air bleeding valves, internal along axle Several guide rods are provided with to circumferential sectors;The rotary body is placed in winch housing body, is provided with inside the jackshaft of the rotary body Water under high pressure limbers, high-pressure water pipe joint is equipped with aperture;Spiral is uniformly placed with the cylinder periphery of the rotary body Groove;The end of helicla flute is provided with the surpassed distance hole towards rotary body inwall, and cylinder inboard wall surpassed distance hole is consolidated at aperture provided with high-pressure water pipe Fixed set;The high-pressure water pipe is coiled in the helicla flute of cylinder, and its one end is fixed through the surpassed distance hole of helicla flute and high-pressure water pipe Set is connected to the high-pressure water pipe joint on jackshaft, and the other end is drawn from the high-pressure water pipe outlet of capstan winch housing.
The drive device, capstan winch housing and rotary body are co-axially mounted and are fixed on by bearing block on support;It is described Capstan winch housing is made up of case cover and housing bottom, is fixedly connected between housing bottom and case cover with bolt, and between two parts Provided with O-ring seal;The guide rod is fixed in housing bottom and case cover.
The drive device is fixed on the bearing block of capstan winch housing side and is connected to jackshaft one end of rotary body, institute Jackshaft is stated with being equipped with multi-layer sealed circle at capstan winch housing and bearing block cooperation.
The helicla flute size is adapted with high-pressure water pipe size, and groove depth is more than the diameter of high-pressure water pipe;Outside the cylinder Certain gap is kept at the top of disc with the guide rod, the gap is less than the radius of supporting high-pressure water pipe.
The drive device drives jackshaft, and jackshaft drives rotary body, and the high-pressure water pipe above rotary body is in helicla flute Folding and unfolding is passed in and out with cooperation automatic flushing device uniform sequential in the presence of guide rod.
The present invention has advantages below relative to current prior art:
The present invention uses engineering plastics material, avoids microorganism growth corrosion parts, improves corrosion resistant ability, enhancing uses Performance;Engineering plastics are low compared to metal hardness, do not damage to grinding part, reduce hardness mill of the rotary body coiling in face of high-pressure water pipe Damage, improve the service life of high-pressure water pipe.
The present invention simplifies the maintenance of machine, excellent machine cut machining function, improves labour productive forces, reduces Production cost.
The present invention does not have guide wheel, can avoid the guide wheel bite caused by sedimentation, so as to avoid therefore and shadow The problem that has some setbacks of capstan winch operating.
The present invention provides reasonable in design a, engineering plastics for dependable performance and good seal for condenser cleaning robots Rotary body capstan winch, is not only simple in structure, and cost is cheap and is easily installed and safeguards.
Brief description of the drawings
For the ease of it will be appreciated by those skilled in the art that the present invention is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the total structure three-dimensional model diagram of the present invention;
Fig. 2 is the general structure sectional view of the present invention;
Fig. 3 is rotation body structure figure;
Fig. 4 is high-pressure water pipe surpassed distance pore structure schematic diagram;
In figure:1st, support, 2, drive device, 3, capstan winch housing, 4, rotary body, 5, guide rod, 6, high-pressure water pipe, 7, bearing Seat, 8, sealing ring, 9, high-pressure water pipe joint, 3-1, case cover, 3-2, housing bottom, 3-3, O-ring seal, 3-4, air bleeding valve, 4- 1st, jackshaft, 4-2, cylinder, 4-3, subplate, 4-4, helicla flute, 4-5, surpassed distance hole, 4-6, high-pressure water pipe fixed cover.
Embodiment
Technical scheme is clearly and completely described below in conjunction with embodiment, it is clear that described reality It is only part of the embodiment of the present invention to apply example, rather than whole embodiments.It is general based on the embodiment in the present invention, this area All other embodiment that logical technical staff is obtained under the premise of creative work is not made, belong to what the present invention protected Scope.
Referring to figs. 1 to Fig. 4, the technical solution adopted for the present invention to solve the technical problems mainly includes support 1, driving dress Put 2, capstan winch housing 3, rotary body 4, guide rod 5 and high-pressure water pipe 6;
Wherein, drive device 2, capstan winch housing 3 and rotary body 4 are co-axially mounted and are fixed on support 1 by bearing block 7 On;
Capstan winch housing 3 is made up of case cover 3-1 and housing bottom 3-2, is consolidated between housing bottom 3-2 and case cover 3-1 with bolt Fixed connection, and O-ring seal 3-3 is provided between two parts;The outside of capstan winch housing 3 be provided with high-pressure water pipe outlet and several Air bleeding valve 3-4, air bleeding valve 3-4 can effectively slow down the pressure during water inlet of capstan winch cavity;The axially inside circumferential sectors of capstan winch housing 3 Provided with several guide rods 5, guide rod 5 is fixed on housing bottom 3-2 and case cover 3-1;
The drive device 2 that power is provided for capstan winch is fixed on the bearing block 7 of the side of capstan winch housing 3 and is connected to rotary body 4 jackshaft 4-1 one end, the jackshaft 4-1 is with being equipped with multi-layer sealed circle 8, institute at capstan winch housing 3 and the cooperation of bearing block 7 State and be provided with water under high pressure limbers inside jackshaft 4-1, high-pressure water pipe joint 9 is equipped with aperture;
Rotary body 4 is placed in capstan winch housing 3, and rotary body 4 is made up of cylinder 4-2, two pieces of disc 4-3 and jackshaft 4-1;Cylinder Body 4-2 uses engineering plastics material, compared to the abrasion that can be not only reduced for metal material to high-pressure water pipe 6 but also can keep away Exempt from microorganism growth corrosion parts, improve corrosion resistant ability, helicla flute 4-4, helicla flute are uniformly placed with cylinder 4-2 peripheries Size should be adapted with the size of high-pressure water pipe 6, groove depth should be greater than the diameter of high-pressure water pipe 6;
Helicla flute 4-4 end is provided with the surpassed distance hole 4-5 towards rotary body inwall, and surpassed distance hole 4-5 direction should be with spiral Groove 4-4 rotation direction is consistent, and is inwardly formed geometric smoothness and extends through cylinder 4-2 inwalls, and in cylinder 4-2 inwall surpassed distances hole 4- High-pressure water pipe fixed cover 4-6 is provided with 5 apertures, is stuck up so as to effectively avoid high-pressure water pipe 6 from coiling when in helicla flute 4-4 It is bent;
Certain gap should be kept with above-mentioned guide rod 5 at the top of the cylinder 4-2 peripheries, the gap should be less than supporting high pressure The radius of water pipe 6, interfered when both having avoided cylinder 4-2 rotations with guide rod 5, also eliminate high-pressure water pipe 6 and taken off in coiling The hidden danger of groove;
The high-pressure water pipe 6 is coiled in cylinder 4-2 helicla flute 4-4, and one end passes through helicla flute 4-4 surpassed distance hole 4-5 And high-pressure water pipe fixed cover 4-6 is connected to the high-pressure water pipe joint 9 on jackshaft 4-1, water under high pressure of the other end from capstan winch housing 3 Pipe outlet is drawn.When described high-pressure water pipe and described middle axis connection, it should avoid tearing open repeatedly by high-pressure water pipe joint Unload and change the damage that consumable accessory causes the jackshaft.
Drive device 2 drives jackshaft 4-1, jackshaft 4-1 to drive rotary body 4, and the high-pressure water pipe 6 above rotary body 4 exists Uniform sequential cooperation automatic flushing device disengaging folding and unfolding in the presence of helicla flute 4-4 and guide rod 5.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed All details are described, it is only described embodiment also not limit the invention.Obviously, according to the content of this specification, It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the present invention Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only Limited by claims and its four corner and equivalent.

Claims (9)

1. a kind of engineering plastics rotary body, it is characterised in that the rotary body is by cylinder (4-2), disc (4-3) and jackshaft (4- 1) form;
Helicla flute (4-4) is uniformly placed with cylinder (4-2) periphery;
The end of the helicla flute (4-4) is provided with the surpassed distance hole (4-5) towards rotary body inwall, is provided with the aperture in the surpassed distance hole High-pressure water pipe fixed cover (4-6);
Water under high pressure limbers is provided with inside the jackshaft (4-1), high-pressure water pipe joint is provided with the aperture of the high pressure water flowing (9)。
2. a kind of engineering plastics rotary body according to claim 1, it is characterised in that two pieces of disc (4-3) are respectively It is located at cylinder (4-2) both sides;The jackshaft (4-1) is arranged on the circle centre position of two pieces of disc (4-3).
3. a kind of engineering plastics rotary body according to claim 1, it is characterised in that the cylinder (4-2) uses engineering Plastic material.
A kind of 4. engineering plastics rotary body according to claim 1, it is characterised in that the direction of the surpassed distance hole (4-5) It is consistent with the rotation direction of helicla flute (4-4), and be inwardly formed geometric smoothness and extend through cylinder (4-2) inwall.
5. a kind of engineering plastics rotary body capstan winch, it is characterised in that including the engineering plastic described in claim 1 to claim 4 Expect rotary body, and support (1), drive device (2), capstan winch housing (3), guide rod (5), high-pressure water pipe (6);
High-pressure water pipe outlet and several air bleeding valves (3-4) are provided with outside the capstan winch housing (3), axially inside circumference point Section is provided with several guide rods (5);The rotary body is placed in capstan winch housing (3), is set inside the jackshaft (4-1) of the rotary body There is water under high pressure limbers, high-pressure water pipe joint (9) is equipped with aperture;
Helicla flute (4-4) is uniformly placed with cylinder (4-2) periphery of the rotary body;The end of helicla flute (4-4) is provided with Towards the surpassed distance hole (4-5) of rotary body inwall, high-pressure water pipe fixed cover is provided with cylinder (4-2) inwall surpassed distance hole (4-5) aperture (4-6);
The high-pressure water pipe (6) is coiled in cylinder (4-2) helicla flute (4-4), and its one end passes through the surpassed distance of helicla flute (4-4) Hole (4-5) and high-pressure water pipe fixed cover (4-6) are connected to the high-pressure water pipe joint (9) on jackshaft (4-1), and the other end is from capstan winch The high-pressure water pipe outlet of housing (3) is drawn.
6. a kind of engineering plastics rotary body capstan winch according to claim 5, it is characterised in that the drive device (2), twist Disk housing (3) and rotary body are co-axially mounted and are fixed on by bearing block (7) on support (1);The capstan winch housing (3) is by shell Body cover (3-1) and housing bottom (3-2) composition, are fixedly connected between housing bottom (3-2) and case cover (3-1) with bolt, and two O-ring seal (3-3) is provided between part;The guide rod (5) is fixed on housing bottom (3-2) and case cover (3-1).
7. a kind of engineering plastics rotary body capstan winch according to claim 5, it is characterised in that the drive device (2) is solid It is scheduled on the bearing block (7) of capstan winch housing (3) side and is connected to jackshaft (4-1) one end of rotary body, the jackshaft (4- 1) with being equipped with multi-layer sealed circle (8) at capstan winch housing (3) and bearing block (7) cooperation.
A kind of 8. engineering plastics rotary body capstan winch according to claim 5, it is characterised in that helicla flute (4-4) chi Very little to be adapted with high-pressure water pipe (6) size, groove depth is more than the diameter of high-pressure water pipe (6);At the top of cylinder (4-2) periphery with The guide rod (5) keeps certain gap, and the gap is less than the radius of supporting high-pressure water pipe (6).
A kind of 9. engineering plastics rotary body capstan winch according to claim 5, it is characterised in that drive device (2) band Dynamic jackshaft (4-1), jackshaft (4-1) drive rotary body, and the high-pressure water pipe (6) above rotary body in helicla flute (4-4) and is led Uniform sequential cooperation automatic flushing device disengaging folding and unfolding in the presence of bar (5).
CN201710608556.2A 2017-07-24 2017-07-24 A kind of engineering plastics rotary body and the capstan winch using the rotary body Pending CN107381234A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710608556.2A CN107381234A (en) 2017-07-24 2017-07-24 A kind of engineering plastics rotary body and the capstan winch using the rotary body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710608556.2A CN107381234A (en) 2017-07-24 2017-07-24 A kind of engineering plastics rotary body and the capstan winch using the rotary body

Publications (1)

Publication Number Publication Date
CN107381234A true CN107381234A (en) 2017-11-24

Family

ID=60337550

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710608556.2A Pending CN107381234A (en) 2017-07-24 2017-07-24 A kind of engineering plastics rotary body and the capstan winch using the rotary body

Country Status (1)

Country Link
CN (1) CN107381234A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114194924A (en) * 2021-12-20 2022-03-18 黄浩斌 Retraction device for ship pipeline entering water

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060278861A1 (en) * 2005-06-14 2006-12-14 Wintech International Inc. Barge Connector Winch
CN103335556A (en) * 2013-06-04 2013-10-02 安徽华速机器人科技有限公司 Coil system of on-line cleaning robot of steam condenser
CN103569800A (en) * 2012-07-20 2014-02-12 合肥杰事杰新材料股份有限公司 Outdoor plastic wire spool
CN103754713A (en) * 2014-01-28 2014-04-30 南京科远自动化集团股份有限公司 Winch device for condenser cleaning robot system
CN104276454A (en) * 2013-07-03 2015-01-14 合肥杰事杰新材料股份有限公司 Novel plastic wire coil
CN105621164A (en) * 2016-03-10 2016-06-01 天津德赛环保科技有限公司 Winch system with hoses and seawater submersible pump
CN106629272A (en) * 2016-12-06 2017-05-10 上海宇鹤自动化科技有限公司 Winch guide rod and guide device applying same
CN207030633U (en) * 2017-07-24 2018-02-23 上海宇鹤自动化科技有限公司 A kind of engineering plastics rotary body and the capstan winch using the rotary body

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060278861A1 (en) * 2005-06-14 2006-12-14 Wintech International Inc. Barge Connector Winch
CN103569800A (en) * 2012-07-20 2014-02-12 合肥杰事杰新材料股份有限公司 Outdoor plastic wire spool
CN103335556A (en) * 2013-06-04 2013-10-02 安徽华速机器人科技有限公司 Coil system of on-line cleaning robot of steam condenser
CN104276454A (en) * 2013-07-03 2015-01-14 合肥杰事杰新材料股份有限公司 Novel plastic wire coil
CN103754713A (en) * 2014-01-28 2014-04-30 南京科远自动化集团股份有限公司 Winch device for condenser cleaning robot system
CN105621164A (en) * 2016-03-10 2016-06-01 天津德赛环保科技有限公司 Winch system with hoses and seawater submersible pump
CN106629272A (en) * 2016-12-06 2017-05-10 上海宇鹤自动化科技有限公司 Winch guide rod and guide device applying same
CN207030633U (en) * 2017-07-24 2018-02-23 上海宇鹤自动化科技有限公司 A kind of engineering plastics rotary body and the capstan winch using the rotary body

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114194924A (en) * 2021-12-20 2022-03-18 黄浩斌 Retraction device for ship pipeline entering water
CN114194924B (en) * 2021-12-20 2024-03-29 黄浩斌 Water inlet retraction device for ship pipeline

Similar Documents

Publication Publication Date Title
CN207771533U (en) A kind of automatically grinding device for pipeline
CN102303143B (en) Rotary gas distribution device for pneumatic chuck
CN207030633U (en) A kind of engineering plastics rotary body and the capstan winch using the rotary body
CN107381234A (en) A kind of engineering plastics rotary body and the capstan winch using the rotary body
CN209294453U (en) A kind of noise reduction ball valve of stable structure
CN203471545U (en) Ball-valve grinder
CN114593253A (en) Special high-pressure ceramic valve resistant to scouring
CN106629272B (en) A kind of capstan winch guide rod and the guiding device using the guide rod
CN216501293U (en) Bury formula water tank pipeline cleaning device
CN212203491U (en) Build-up welding wear-resisting corrosion-resisting pipeline
CN208651923U (en) A kind of annular disc water pipe rotary joint
CN111287990B (en) Gas compressor
CN112571086A (en) B-axis rotary worktable structure
CN202348757U (en) Grain-proof structure for sealing of muddy water pump
CN203098960U (en) Forged anti-collision check valve
CN209524208U (en) A kind of hydraulic tubular rotary joint
CN206407765U (en) A kind of capstan arrangement
CN2733114Y (en) Hydraulic-formed bellows sealing arrangement
CN213164823U (en) Transmission main shaft of grinding equipment
CN203363186U (en) Inner tailstock gas sealing device
CN202074067U (en) Anti-locking eccentric half ball valve
CN206092485U (en) Water pump of wear -resisting pump axle and applied this pump shaft
CN217030316U (en) Connection structure for chemical pipeline
CN201129478Y (en) Revolving furnace RD valve with seal groove
CN2733113Y (en) External flow hydraulic-formed bellows sealing arrangement

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20171124

WD01 Invention patent application deemed withdrawn after publication