CN207975330U - A kind of Multifunctional dropping-proof formula petroleum pipeline box cupling - Google Patents

Abstract

The utility model discloses a kind of Multifunctional dropping-proof formula petroleum pipeline box cuplings,Its structure includes moving block,Lower catch hoop,Interior retainer plate,Interior fixed ring,Steel ring,Rubber ring pad,Front band,Locking block,Link block,Rotary shaft,Embedded groove,Moving block is integrated with lower catch hoop,It fits on the inside of the outer surface of interior retainer plate and lower catch hoop,The outer surface of interior fixed ring is embedded with embedded groove,Steel ring is embedded in the upper surface for being installed on embedded groove,A kind of Multifunctional dropping-proof formula petroleum pipeline box cupling of the utility model,Structure is equipped with locking block,Front band is connected,While front band and lower catch hoop are interlocked,The bolt column inside lower connecting block is connect with tight lock nut by rotating rotating handles,So that the fixed lock opposite with lower connecting block of upper link block,When the pressure in pipeline increases suddenly,Sliding pin sliding compression brute spring,The internal diameter of clip is set to increase slightly,Pressure can be reduced in this way,To ensure the integrality of clip.

Description

A kind of Multifunctional dropping-proof formula petroleum pipeline box cupling

Technical field

The utility model is a kind of Multifunctional dropping-proof formula petroleum pipeline box cupling, belongs to pipeline coupling field.

Background technology

Oil pipeline is made of oil pipe and its attachment, and according to the needs of technological process, is equipped with corresponding oil pump machine Group, design be mounted to a complete pipe-line system, to complete oil plant unload and it is defeated turn task, controlling methodology of oil pipeline is used In the pipe-line system for transporting oil and oil product, mainly equipment is closed by petroleum pipeline, oil transportation station and other auxiliary phases and formed, be One of capital equipment of oil movement and storage industry and the most important conveying equipment of crude oil and oil product, and belong to land fortune The railway of defeated mode is compared with highway oil transportation, and pipeline oil transportation has freight volume big, good leak tightness, at low cost and safety coefficient high etc. special The tubing of point, oil pipeline is generally steel pipe, connects into long-distance pipe using attachment devices such as welding and flanges, and use valve Control and flow-rate adjustment is opened and closed in door, and oil pipeline mainly has the conveying techniques such as isothermal conveying, heated transportation and sequentially-fed, The corrosion of pipeline and how anti-corrosion be pipeline maintenance one of important link, oil pipeline has become the main defeated of oil at present One of tool is sent, and still there is comparable development potentiality in future.

Prior art discloses application No. is：A kind of falling-proof type petroleum pipeline box cupling of CN201620337295.6, When the petroleum pipeline for solving existing both ends connection cannot effectively be freely rotated, the installation of box cupling cannot be realized well, is caused Operation has the problem of great limitation, and the utility model includes box cupling tube body, is arranged on box cupling inboard wall of tube body and and stone The internal thread that oil-piping interface external screw thread matches, box cupling tube body both ends are both provided with clamp device；The fastening dress Set the latch closure for being socketed in including annular fastener on annular fastener and being threadedly coupled with annular fastener；Described two fastenings Device is symmetrical arranged, and is provided with connecting rod between two latch closures；Described connecting rod one end is hinged on one of latch closure, is another One end is set as hook structure, is then provided with the hanging hole to match with the hook structure on another latch closure, but the existing skill The compressive property of art lock ring is not sufficiently good, and being easily broken leads to Oil spills.

Utility model content

In view of the deficienciess of the prior art, the utility model aim is to provide a kind of Multifunctional dropping-proof formula petroleum pipeline With box cupling, to solve the problem of that not sufficiently good be easily broken of the compressive property of existing lock ring leads to Oil spills.

To achieve the goals above, the utility model is to realize by the following technical solutions：A kind of multi-functional anticreep Fall formula petroleum pipeline box cupling, structure include moving block, lower catch hoop, interior retainer plate, interior fixed ring, steel ring, rubber ring pad, on Clip, locking block, link block, rotary shaft, embedded groove, the moving block are integrated with lower catch hoop, the interior retainer plate Outer surface and lower catch hoop on the inside of fit, the outer surface of the interior fixed ring is embedded with embedded groove, the steel ring insertion installation It is mutually binded with steel ring in the inside of the upper surface of embedded groove, the rubber ring pad, the inside of the front band and interior retainer plate phase Nesting, the link block are rotatablely connected with moving block, and the rotary shaft insertion is installed on the front surface of moving block, the link block Front surface be embedded with rotary shaft, the inside of the steel ring and front band mutually binds, and the locking block is connected with lower catch hoop, described Locking block includes fixed pin, bolt head, bolt column, brute spring, upper link block, sliding pin, tight lock nut, rotating handles, lower company Block is connect, the fixed pin insertion is installed on the front surface of bolt head, and the lower connecting block is internally provided with bolt head, the bolt Column is integrated with bolt head, and the bolt column is threadedly coupled with tight lock nut, and the brute spring is internally provided with bolt Column, the upper link block fit with lower connecting block, and the sliding pin is nested with bolt column, the bottom of the rotating handles with Tight lock nut mutually welds, and the upper link block is connected with front band.

Further, the link block is integrated with front band, and the lower catch hoop is connected with front band.

Further, the rear side of the interior retainer plate is equipped with interior fixed ring, the outer surface of the interior fixed ring and lower catch hoop Inside fit.

Further, the rubber ring pad is nested with front band, and the front band and the outside of interior fixed ring are mutually binded.

Further, a diameter of 1cm of the rotary shaft.

Further, the rubber ring pad is made of synthetic rubber, and elasticity is good.

Further, the steel ring is circular ring structure.

Advantageous effect

A kind of Multifunctional dropping-proof formula petroleum pipeline box cupling of the utility model, structure is equipped with locking block, with front band Be connected, while front band and lower catch hoop are interlocked, by rotate rotating handles inside lower connecting block bolt column with In tight lock nut connection so that the fixed lock opposite with lower connecting block of upper link block, when the pressure in pipeline increases suddenly, sliding Sliding compression brute spring is sold, so that the internal diameter of clip is increased slightly, pressure can be reduced in this way, to ensure the integrality of clip.

Description of the drawings

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon：

Fig. 1 is a kind of structural schematic diagram of Multifunctional dropping-proof formula petroleum pipeline box cupling of the utility model；

Fig. 2 is a kind of diagrammatic cross-section of locking block of the utility model.

In figure：Moving block -1, lower catch hoop -2, interior retainer plate -3, interior fixed ring -4, steel ring -5, rubber ring pad -6, upper card Hoop -7, locking block -8, link block -9, rotary shaft -10, embedded groove -11, fixed pin -801, bolt head -802, bolt column -803, Brute spring -804, upper link block -805, sliding pin -806, tight lock nut -807, rotating handles -808, lower connecting block -809.

Specific implementation mode

To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below In conjunction with specific implementation mode, the utility model is expanded on further.

It please refers to Fig.1, Fig. 2, the utility model provides a kind of Multifunctional dropping-proof formula petroleum pipeline box cupling technical solution： Its structure includes moving block 1, lower catch hoop 2, interior retainer plate 3, interior fixed ring 4, steel ring 5, rubber ring pad 6, front band 7, locking block 8, link block 9, rotary shaft 10, embedded groove 11, the moving block 1 are integrated with lower catch hoop 2, the interior retainer plate 3 Outer surface and the inside of lower catch hoop 2 fit, and the outer surface of the interior fixed ring 4 is embedded with embedded groove 11, the insertion peace of the steel ring 5 Upper surface loaded on embedded groove 11, the inside of the rubber ring pad 6 and 5 phase of steel ring are binded, the inside of the front band 7 with it is interior solid Surely circle 3 is nested, and the link block 9 is rotatablely connected with moving block 1, and the rotary shaft 10 is embedded in the positive table for being installed on moving block 1 The front surface in face, the link block 9 is embedded with rotary shaft 10, and the steel ring 5 and the inside of front band 7 are mutually binded, the locking block 8 It is connected with lower catch hoop 2, the locking block 8 includes fixed pin 801, bolt head 802, bolt column 803, brute spring 804, upper company Block 805, sliding pin 806, tight lock nut 807, rotating handles 808, lower connecting block 809 are connect, the insertion of the fixed pin 801 is installed on spiral shell The front surface of bolt head 802, the lower connecting block 809 are internally provided with bolt head 802, and the bolt column 803 is with bolt head 802 Integral structure, the bolt column 803 are threadedly coupled with tight lock nut 807, and the brute spring 804 is internally provided with bolt column 803, the upper link block 805 fits with lower connecting block 809, and the sliding pin 806 is nested with bolt column 803, the rotation The bottom of handle hand 808 and 807 phase of tight lock nut are welded, and the upper link block 805 is connected with front band 7, the link block 9 and Front band 7 is integrated, and the lower catch hoop 2 is connected with front band 7, and the rear side of the interior retainer plate 3 is equipped with interior fixation Ring 4, the outer surface and the inside of lower catch hoop 2 of the interior fixed ring 4 fit, and the rubber ring pad 6 is nested with front band 7, The front band 7 and the outside of interior fixed ring 4 are mutually binded, and a diameter of 1cm of the rotary shaft 10, the rubber ring pad 6 is by closing It is made at rubber, elasticity is good, and the steel ring 5 is circular ring structure.

Lower catch hoop 2 described in this patent is a kind of attachment device of the pipe fitting of connection with groove, valve and pipe line parts, Used in contining function is played between fast joint, general two connectors carry gasket, rubber, silica gel and tetrafluoro, functional, close Envelope degree is high, simple to install, between the fixed pin 801 acts predominantly on the screw fastened between two parts, ensures positional accuracy, It is mainly used as assembly positioning, it is also possible to connect, loosen overload in level security device and cut and connect.Citation form is straight pin And taper bolt, fixed pin are also referred to as positioning pin.

When being used, fixed pin 801 is to anchor stud head 802 and bolt column 803, when front band 7 and lower catch hoop 2 while interlock, and the bolt column 803 inside lower connecting block 809 is connect with tight lock nut 807 by rotating rotating handles 808, So that the opposite fixed lock with lower connecting block 809 of upper link block 805, when the pressure in pipeline increases suddenly, sliding pin 806 is slided Dynamic pressure contracting brute spring 804, makes the internal diameter of clip increase slightly, to achieve the purpose that reduce pressure.

The compressive property that the utility model solves lock ring is not sufficiently good, is easily broken the problem of leading to Oil spills, this Utility model is combined with each other by above-mentioned component, and structure is equipped with locking block, and front band is connected, when front band and lower card While hoop interlocks, the bolt column inside lower connecting block is connect with tight lock nut by rotating rotating handles so that upper connection Block fixed lock opposite with lower connecting block, when the pressure in pipeline increases suddenly, sliding pin sliding compression brute spring makes card The internal diameter of hoop increases slightly, can reduce pressure in this way, described in detail below to ensure the integrality of clip:

The locking block 8 include fixed pin 801, bolt head 802, bolt column 803, brute spring 804, upper link block 805, Sliding pin 806, tight lock nut 807, rotating handles 808, lower connecting block 809, the insertion of the fixed pin 801 are installed on bolt head 802 Front surface, the lower connecting block 809 is internally provided with bolt head 802, and the bolt column 803 is integrated with bolt head 802 Structure, the bolt column 803 are threadedly coupled with tight lock nut 807, and the brute spring 804 is internally provided with bolt column 803, described Upper link block 805 fits with lower connecting block 809, and the sliding pin 806 is nested with bolt column 803, the rotating handles 808 Bottom and 807 phase of tight lock nut weld, the upper link block 805 is connected with front band 7.

The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (5)

1. a kind of Multifunctional dropping-proof formula petroleum pipeline box cupling, it is characterised in that：Its structure includes moving block（1）, lower catch hoop （2）, interior retainer plate（3）, interior fixed ring（4）, steel ring（5）, rubber ring pad（6）, front band（7）, locking block（8）, link block （9）, rotary shaft（10）, embedded groove（11）, the moving block（1）With lower catch hoop（2）It is integrated, the interior retainer plate （3）Outer surface and lower catch hoop（2）Inside fit, the interior fixed ring（4）Outer surface be embedded with embedded groove（11）, described Steel ring（5）Insertion is installed on embedded groove（11）Upper surface, the rubber ring pad（6）Inside and steel ring（5）Mutually bind, it is described Front band（7）Inside and interior retainer plate（3）It is nested, the link block（9）With moving block（1）Rotation connection, the rotation Axis（10）Insertion is installed on moving block（1）Front surface, the link block（9）Front surface be embedded with rotary shaft（10）, the steel Circle（5）With front band（7）Inside mutually bind, the locking block（8）With lower catch hoop（2）It is connected, the locking block（8）Including Fixed pin（801）, bolt head（802）, bolt column（803）, brute spring（804）, upper link block（805）, sliding pin（806）、 Tight lock nut（807）, rotating handles（808）, lower connecting block（809）, the fixed pin（801）Insertion is installed on bolt head（802） Front surface, the lower connecting block（809）Be internally provided with bolt head（802）, the bolt column（803）With bolt head（802） It is integrated, the bolt column（803）With tight lock nut（807）It is threadedly coupled, the brute spring（804）Be internally provided with Bolt column（803）, the upper link block（805）With lower connecting block（809）It fits, the sliding pin（806）With bolt column （803）It is nested, the rotating handles（808）Bottom and tight lock nut（807）It mutually welds, the upper link block（805）With it is upper Clip（7）It is connected.

2. a kind of Multifunctional dropping-proof formula petroleum pipeline box cupling according to claim 1, it is characterised in that：The connection Block（9）With front band（7）It is integrated, the lower catch hoop（2）With front band（7）It is connected.

3. a kind of Multifunctional dropping-proof formula petroleum pipeline box cupling according to claim 1, it is characterised in that：It is described interior solid Fixed circle（3）Rear side be equipped with interior fixed ring（4）, the interior fixed ring（4）Outer surface and lower catch hoop（2）Inside fit.

4. a kind of Multifunctional dropping-proof formula petroleum pipeline box cupling according to claim 1, it is characterised in that：The rubber Circle pad（6）With front band（7）It is nested, the front band（7）With interior fixed ring（4）Outside mutually bind.

5. a kind of Multifunctional dropping-proof formula petroleum pipeline box cupling according to claim 1, it is characterised in that：The rotation Axis（10）A diameter of 1cm.