CN207739979U - A kind of wellhead assembly - Google Patents

Abstract

The utility model discloses a kind of wellhead assemblies, including pedestal, the surface of the pedestal offers the first sliding groove, the inner wall of the first sliding groove slidably connects supporting rod, the inner wall of the first sliding groove offers slot, and the surface of supporting rod is flexibly connected with the inner wall of slot, and the inner wall of the first sliding groove offers second sliding slot, the surface of supporting rod is fixedly connected with the first sliding block, and the surface of the first sliding block and the inner wall of second sliding slot are slidably connected.It is related to wellhead assembly field, the wellhead assembly, by being provided with sand prevention angle board, when needing sand-proof, pass through the height of fixing bolt adjustable telescopic rod, sand prevention angle board is rotated and is contacted with telescopic rod, sand prevention angle board is adjusted to suitable angle, has achieved the effect that, convenient for regulating device top wind direction and enhancing sand prevention ability, less to facilitate to which the general well head guard bar device of effective solution is adjusted, dustproof effect is poor, there are problems that defect to a certain extent in the function of sand prevention.

Description

A kind of wellhead assembly

Technical field

The utility model is related to inlet device technical field, specially a kind of wellhead assembly.

Background technology

Wellhead assembly is the various devices for wellhead tree, and the work for carrying out sand-proof is needed in sand ground oil extraction in oil field Make, have at present and oil field shaft mouth is provided with fixed protection jube, when dust storm is blown, is utilized in anti-backstop on protection jube more Plate is timely stopped that, although being originally also equipped with sand-proof device in well head, guardrail sand prevention is also very necessary, guardrail sand prevention Can stop a large amount of sand and dust, mitigate the burden of the other sand prevention equipment of well head, current protection jube in order to facilitate shaft mouth operation, Installation is relatively more fixed, and delineation range is larger, is not particularly practical, general well head shield although can also play the effect of sand prevention It is less convenient that column device is adjusted, and dustproof effect is poor, there is defect to a certain extent in the function of sand prevention, so needing one Kind wellhead assembly.

Utility model content

（One）The technical issues of solution

In view of the deficiencies of the prior art, the utility model provides a kind of wellhead assembly, solves general well head guardrail It is less convenient that device is adjusted, and dustproof effect is poor, there are problems that defect to a certain extent in the function of sand prevention.

（Two）Technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of wellhead assembly, including bottom The surface of seat, the pedestal offers the first sliding groove, and the inner wall of the first sliding groove slidably connects supporting rod, and described first slides The inner wall of slot offers slot, and the surface of the supporting rod is flexibly connected with the inner wall of slot, and the inner wall of the first sliding groove is opened Equipped with second sliding slot, the surface of the supporting rod is fixedly connected with the first sliding block, the surface of first sliding block and second sliding slot Inner wall be slidably connected, the surface of the supporting rod offers extruding slot, and the inner wall for squeezing slot slidably connects connecting rod, The surface of the connecting rod is fixedly connected with the second sliding block, and the surface of second sliding block and the inner wall sliding of second sliding slot connect It connects, the surface of second sliding block is fixedly connected with spring, and one end of the spring is fixedly connected with the surface of the first sliding block, institute The surface for stating supporting rod is fixedly connected with folding sand prevention plate, and the surface of the pedestal is hinged with the first link block, and described first connects The surface for connecing block is fixedly connected with the first connection ring, and the surface of the pedestal is hinged with the second link block, second link block Surface be fixedly connected with the second connection ring, the surface of second link block offers link slot, the inner wall of the link slot Connecting plate is slidably connected, the surface of the connecting plate is fixedly connected with fixed block, and the surface of the supporting rod slidably connects The surface of support plate, the support plate offers third sliding slot, and the surface sliding of the inner wall and supporting rod of the third sliding slot connects It connects, the surface of the support plate is hinged with sand prevention angle board.

Preferably, the surface of first sliding block is fixedly connected with gag lever post, the surface of the gag lever post and spring it is interior Wall is socketed.

Preferably, the surface of the pedestal is fixedly connected with bracing piece, the surface triangular shape of the bracing piece.

Preferably, the quantity of first connection ring is two, and two first connection rings are with the first link block surface Center line be symmetric for line of symmetry.

Preferably, the fixed block is located at the top of the second connection ring, the surface of the fixed block and the second connection ring Inner wall is slidably connected.

Preferably, the surface of the supporting rod is fixedly connected with telescoping tube, and the inner wall of the telescoping tube, which slidably connects, to be stretched The thread surface of contracting bar, the telescoping tube is connected with fixing bolt, and the surface of the sand prevention angle board and the surface of telescopic rod are lived Dynamic connection.

（Three）Advantageous effect

The utility model provides a kind of wellhead assembly, has following advantageous effect：

（1）, the wellhead assembly supporting rod is skidded off into slot when dust storm is blown, by supporting rod the first sliding groove inner wall It is moved, reduces the distance between supporting rod, when supporting rod is moved to suitable position, spring squeezes the first sliding block, branch Strut squeezes into inside slot, folds sand prevention plate forced area and reduces, while by the support of the susceptor surface of other same structure Distance widens between bar, and it is in streamline shape to be adjusted by hinged attachment device between each pedestal, has reached convenient for adjusting well The effect of mouth device enhancing sand prevention ability.

（2）, the wellhead assembly, by being provided with sand prevention angle board, when needing sand-proof, by fixing bolt adjusting stretch Sand prevention angle board is rotated and is contacted with telescopic rod by the height of contracting bar, and sand prevention angle board is adjusted to suitable angle, has been reached just The effect of wind direction and enhancing sand prevention ability at the top of regulating device, to which the general well head guard bar device of effective solution is adjusted Less convenient, dustproof effect is poor, there are problems that defect to a certain extent in the function of sand prevention.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model the first sliding groove structure sectional view.

In figure：1 pedestal, 2 the first sliding grooves, 3 supporting rods, 4 slots, 5 second sliding slots, 6 first sliding blocks, 7 squeeze slot, 8 connections Bar, 9 second sliding blocks, 10 springs, 11 fold sand prevention plates, 12 first link blocks, 13 first connection rings, 14 second link blocks, 15 the Two connection rings, 16 link slots, 17 connecting plates, 18 fixed blocks, 19 support plates, 20 third sliding slots, 21 sand prevention angle boards, 22 limits Bar, 23 bracing pieces, 24 telescoping tubes, 25 telescopic rods, 26 fixing bolts.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of wellhead assembly, including pedestal 1, pedestal 1 Surface is fixedly connected with bracing piece 23, and the surface of the surface triangular shape of bracing piece 23, pedestal 1 offers the first sliding groove 2, the The inner wall of one sliding slot 2 slidably connects supporting rod 3, and the inner wall of the first sliding groove 2 offers slot 4, the surface of supporting rod 3 and slot 4 inner wall flexible connection, the inner wall of the first sliding groove 2 offer second sliding slot 5, and the surface of supporting rod 3 is fixedly connected with the first cunning Block 6, the surface of the first sliding block 6 and the inner wall of second sliding slot 5 are slidably connected, and the surface of supporting rod 3, which offers, squeezes slot 7, squeezes The inner wall of slot 7 slidably connects connecting rod 8, and the surface of connecting rod 8 is fixedly connected with the second sliding block 9, the surface of the second sliding block 9 with The inner wall of second sliding slot 5 is slidably connected, and the surface of the second sliding block 9 is fixedly connected with spring 10, and the surface of the first sliding block 6, which is fixed, to be connected It is connected to gag lever post 22, the surface of gag lever post 22 is socketed with the inner wall of spring 10, and one end of spring 10 and the surface of the first sliding block 6 are solid Fixed connection, the surface of supporting rod 3, which is fixedly connected with, folds sand prevention plate 11, and the surface of pedestal 1 is hinged with the first link block 12, and first The surface of link block 12 is fixedly connected with the first connection ring 13, and the quantity of the first connection ring 13 is two, two the first connection rings 13 are symmetric using the center line on 12 surface of the first link block as line of symmetry, and the surface of pedestal 1 is hinged with the second link block 14, the The surface of two link blocks 14 is fixedly connected with the second connection ring 15, and the surface of the second link block 14 offers link slot 16, connection The inner wall of slot 16 slidably connects connecting plate 17, and the surface of connecting plate 17 is fixedly connected with fixed block 18, and fixed block 18 is located at the The top of two connection rings 15, the surface of fixed block 18 and the inner wall of the second connection ring 15 are slidably connected, and when dust storm is blown, will prop up Strut 3 skids off slot 4, and the inner wall by supporting rod 3 in the first sliding groove 2 moves, and reduces the distance between supporting rod 3, works as branch When strut 3 is moved to suitable position, spring 10 squeezes the first sliding block 6, and supporting rod 3 squeezes into inside slot 4, folds sand prevention plate 11 forced areas reduce, while distance between the supporting rod 3 on 1 surface of the pedestal of other same structure being widened, each pedestal 1 it Between to be adjusted by hinged attachment device be in streamline shape, achieved the effect that convenient for adjusting wellhead assembly enhancing sand prevention ability, The surface of supporting rod 3 slidably connects support plate 19, and the surface of support plate 19 offers third sliding slot 20, third sliding slot 20 it is interior The surface of wall and supporting rod 3 is slidably connected, and the surface of support plate 19 is hinged with sand prevention angle board 21, and the surface of supporting rod 3 is fixed It is connected with telescoping tube 24, the inner wall of telescoping tube 24 slidably connects telescopic rod 25, and the thread surface of telescoping tube 24 is connected with fixation The surface of bolt 26, sand prevention angle board 21 is connect with the surface activity of telescopic rod 25, by being provided with sand prevention angle board 21, when need When wanting sand-proof, by the height of 26 adjustable telescopic rod 25 of fixing bolt, sand prevention angle board 21 is rotated and is contacted with telescopic rod 25, Sand prevention angle board 21 is adjusted and arrives suitable angle, has been reached convenient for the effect of wind direction at the top of regulating device and enhancing sand prevention ability Fruit less facilitates to which the general well head guard bar device of effective solution is adjusted, and dustproof effect is poor, in the function of sand prevention There are problems that defect to a certain extent.

Operation principle：When the wellhead assembly in use, when dust storm is blown, supporting rod 3 is skidded off into slot 4, by supporting rod 3 It is moved in the inner wall of the first sliding groove 2, reduces the distance between supporting rod 3, when supporting rod 3 is moved to suitable position, Spring 10 squeezes the first sliding block 6, and supporting rod 3 squeezes into inside slot 4, folds 11 forced area of sand prevention plate and reduces, at the same by its Distance widens between the supporting rod 3 on his 1 surface of mutually isostructural pedestal, passes through hinged attachment device tune between each pedestal 1 Section is in streamline shape, by the height of 26 adjustable telescopic rod 25 of fixing bolt, sand prevention angle board 21 is rotated and is connect with telescopic rod 25 It touches, sand prevention angle board 21 is adjusted and arrives suitable angle, so as to complete the use process of entire wellhead assembly.

In conclusion supporting rod 3 is skidded off slot 4 by the wellhead assembly when dust storm is blown, supporting rod 3 is slided first The inner wall of slot 2 is moved, and the distance between supporting rod 3 is reduced, and when supporting rod 3 is moved to suitable position, spring 10 squeezes It presses the first sliding block 6, supporting rod 3 to squeeze into inside slot 4, folds 11 forced area of sand prevention plate and reduce, while by other same knot Distance widens between the supporting rod 3 on 1 surface of pedestal of structure, and it is in streamline to be adjusted by hinged attachment device between each pedestal 1 Shape has achieved the effect that convenient for adjusting wellhead assembly enhancing sand prevention ability, anti-when needing by being provided with sand prevention angle board 21 When dust storm, by the height of 26 adjustable telescopic rod 25 of fixing bolt, sand prevention angle board 21 is rotated and is contacted with telescopic rod 25, will be prevented Husky angle board 21, which is adjusted, arrives suitable angle, has achieved the effect that be convenient for wind direction and enhancing sand prevention ability at the top of regulating device, from And the general well head guard bar device of effective solution adjusts less convenient, dustproof effect is poor, exist in the function of sand prevention The problem of defect to a certain extent.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of wellhead assembly, including pedestal（1）, it is characterised in that：The pedestal（1）Surface offer the first sliding groove（2）, The first sliding groove（2）Inner wall slidably connect supporting rod（3）, the first sliding groove（2）Inner wall offer slot（4）, The supporting rod（3）Surface and slot（4）Inner wall flexible connection, the first sliding groove（2）Inner wall offer the second cunning Slot（5）, the supporting rod（3）Surface be fixedly connected with the first sliding block（6）, first sliding block（6）Surface with second slide Slot（5）Inner wall be slidably connected, the supporting rod（3）Surface offer extruding slot（7）, the extruding slot（7）Inner wall slide It is dynamic to be connected with connecting rod（8）, the connecting rod（8）Surface be fixedly connected with the second sliding block（9）, second sliding block（9）'s Surface and second sliding slot（5）Inner wall be slidably connected, second sliding block（9）Surface be fixedly connected with spring（10）, described Spring（10）One end and the first sliding block（6）Surface be fixedly connected, the supporting rod（3）To be fixedly connected with folding anti-on surface Husky plate（11）, the pedestal（1）Surface be hinged with the first link block（12）, first link block（12）Surface fix connect It is connected to the first connection ring（13）, the pedestal（1）Surface be hinged with the second link block（14）, second link block（14）'s Surface is fixedly connected with the second connection ring（15）, second link block（14）Surface offer link slot（16）, the company Access slot（16）Inner wall slidably connect connecting plate（17）, the connecting plate（17）Surface be fixedly connected with fixed block（18）, The supporting rod（3）Surface slidably connect support plate（19）, the support plate（19）Surface offer third sliding slot （20）, the third sliding slot（20）Inner wall and supporting rod（3）Surface be slidably connected, the support plate（19）Surface it is hinged There is sand prevention angle board（21）.

2. a kind of wellhead assembly according to claim 1, it is characterised in that：First sliding block（6）Surface fix connect It is connected to gag lever post（22）, the gag lever post（22）Surface and spring（10）Inner wall socket.

3. a kind of wellhead assembly according to claim 1, it is characterised in that：The pedestal（1）Surface be fixedly connected with Bracing piece（23）, the bracing piece（23）Surface triangular shape.

4. a kind of wellhead assembly according to claim 1, it is characterised in that：First connection ring（13）Quantity be two It is a, two first connection rings（13）With the first link block（12）The center line on surface is symmetric for line of symmetry.

5. a kind of wellhead assembly according to claim 1, it is characterised in that：The fixed block（18）Positioned at the second connection ring （15）Top, the fixed block（18）Surface and the second connection ring（15）Inner wall be slidably connected.

6. a kind of wellhead assembly according to claim 1, it is characterised in that：The supporting rod（3）Surface be fixedly connected There is telescoping tube（24）, the telescoping tube（24）Inner wall slidably connect telescopic rod（25）, the telescoping tube（24）Surface spiral shell Line is connected with fixing bolt（26）, the sand prevention angle board（21）Surface and telescopic rod（25）Surface activity connection.