CN217233454U - Oil field water injection wellhead limiting protection device capable of prolonging service life - Google Patents

Abstract

The utility model relates to the technical field of oilfield water injection well head limit protection, and discloses an oilfield water injection well head limit protection device capable of prolonging the service life, which comprises a table body, wherein a frame body is fixedly arranged at the upper end of the table body, a well head component is fixedly arranged at the upper end of the table body, fixed plates are respectively fixedly arranged at two sides of the frame body, a short block is fixedly arranged at the inner side of the frame body, a clamping device is arranged on the short block, the clamping device comprises a long block, the long block is movably arranged on the short block, a sliding groove is arranged inside the long block, when the groove moves to a position close to a sliding block, the balance is realized between a pushing ring and the sliding block through the groove, so that the sliding block is extruded and fixed, the pushing ring is always in extrusion contact with the sliding block, the stable clamping of a pipeline is realized through a clamping jaw, the pipeline is prevented from shaking and colliding with an extruding plate can be avoided, and then the effectual life who prolongs this device has improved the protection effect to the well head simultaneously.

Description

Oil field water injection wellhead limiting protection device capable of prolonging service life

Technical Field

The utility model relates to a spacing protection technical field of oil field water injection well head especially relates to a can improve oil field water injection well head spacing protection device of life.

Background

Oil field water injection well head device includes production tree and tubing head, production tree and tubing head are inside to contain more pipe fitting and valve, need use spacing protection device to protect the inside pipe fitting of oil field water injection well head and valve, the spacing protection device installation of current oil field water injection well head that can improve life is unstable, be not convenient for use limit structure in a flexible way, it is relatively poor to keep warm the effect, the spacing protection device of present majority well head is at the in-process that uses, clamp plate in the well head device is mostly carrying out the extruded through manual telescopic link, can know from this that the stripper plate is gapped with the contact of pipeline, the pipeline can carry out slight rocking in the gap with the stripper plate, thereby can lead to the pipeline to have the stripper plate to rock and produce the damage, thereby influence the normal use of device.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a can improve life's spacing protection device of oil field water injection well head.

In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a can improve oil field water injection well head spacing protection device of life, including the stage body, the upper end fixed mounting of stage body has the framework, the upper end fixed mounting of stage body has the well head component, there is the fixed plate both sides of framework fixed mounting respectively, the inboard fixed mounting of framework has the short block, be provided with the chucking device on the short block, the chucking device includes the long block, long block movable mounting is on the short block, the spout has been seted up to the inside of long block, the inside of spout is provided with can the pivoted bulldoze the ring, it is oval-shaped annular piece to push away the clamping ring, two sets of recesses have been seted up to the lateral surface symmetry of bulldozing the ring, the inside movable mounting of spout has the sliding block, the side fixed mounting of sliding block has the jack catch.

Preferably, the clamping device further comprises a circular shaft, the circular shaft is movably mounted on the side face of the long block, a rotating block is fixedly mounted on one side of the circular shaft extending to the inside of the sliding groove, two sets of auxiliary blocks are symmetrically and fixedly mounted on the side face of the rotating block, and one side of each set of auxiliary blocks, which deviates from each other, is fixedly mounted on the inner side face of the push ring.

Preferably, a rotating block is fixedly installed at one end, far away from the rotating block, of the circular shaft, and the rotating block is a rectangular block.

Preferably, the side surface of the groove is fixedly provided with a push block, and the push block is an arc-shaped block.

Preferably, a spring is fixedly mounted on the side surface of the groove, and one side, far away from the groove, of the spring is fixedly mounted with the push block.

Advantageous effects

The utility model provides a can improve life's spacing protection device of oil field water injection well head. The method has the following beneficial effects:

(1) this can improve oil field water injection well head spacing protection device of life, it pushes away the clamping ring to rotate, it extrudees with the sliding block when rotatory to bulldoze the ring, through the sliding block with bulldoze the mutual extrusion messenger between the ring and bulldoze the ring and warp, bulldoze ring extrusion sliding block, the sliding block promotes jack catch and pipeline and contacts, when the recess removes to the position that is close to with the sliding block, realize balancing through the recess between bulldozing ring and the sliding block, thereby come to extrude the sliding block fixedly, make and bulldoze the ring and carry out extrusion contact all the time with the sliding block and from carrying out stable centre gripping to the pipeline through the jack catch, prevent that the pipeline from rocking, consequently, can avoid pipeline and stripper plate to rock the problem of collision, and then the effectual life who prolongs this device, the protection effect to the well head has been improved simultaneously.

(2) This can improve oil field water injection well head limit protection device of life, clockwise ninety degree rotatory turning block, the turning block drives the circle axle and rotates, and the circle axle drives rotatory piece and rotates, and rotatory piece drives the auxiliary block and rotates, and the auxiliary block drives and bulldozes the ring rotation, bulldozes and makes the recess be in the sliding block and closely laminate convenient to use behind the ring rotation ninety degrees.

(3) This can improve oil field water injection well head spacing protection device of life, the ejector pad extrudees with the sliding block and fixes the sliding block when groove contacts with the sliding block, has strengthened the clamping-force to the sliding block through the mode of strengthening pressure, and it is stable to use, and when ejector pad and sliding block separation, spring extrusion ejector pad makes the ejector pad resume to initial condition convenient to use fast.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a part of the structure of the clamping jaw of the present invention;

fig. 3 is a schematic view of a partial structure of the push ring of the present invention;

fig. 4 is a schematic view of a partial structure of the push block of the present invention.

Illustration of the drawings:

1. a table body; 2. a frame body; 3. a wellhead member; 4. a fixing plate; 6. short blocks; 7. a clamping device; 71. a long block; 72. a chute; 73. a slider; 74. a claw; 75. a circular shaft; 76. rotating the block; 77. rotating the block; 78. an auxiliary block; 79. pushing the pressure ring; 710. a groove; 711. a push block; 712. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): a limiting protection device for an oilfield water injection wellhead capable of prolonging service life comprises a table body 1, wherein a frame body 2 is fixedly mounted at the upper end of the table body 1, a wellhead component 3 is fixedly mounted at the upper end of the table body 1, fixing plates 4 are fixedly mounted on two sides of the frame body 2 respectively, a short block 6 is fixedly mounted on the inner side of the frame body 2, a clamping device 7 is arranged on the short block 6, the clamping device 7 comprises a long block 71, the long block 71 is movably mounted on the short block 6, a sliding groove 72 is formed in the long block 71, the sliding groove 72 is a rectangular groove, a rotatable pushing ring 79 is arranged in the sliding groove 72, the pushing ring 79 is an oval annular block, two groups of grooves 710 are symmetrically formed in the outer side surface of the pushing ring 79, a sliding block 73 is movably mounted in the sliding groove 72, the sliding block 73 is a rectangular block, and a clamping jaw 74 is fixedly mounted on the side surface of the sliding block 73;

the pushing ring 79 is rotated, the pushing ring 79 is extruded with the sliding block 73 when rotating, the pushing ring 79 is deformed through mutual extrusion between the sliding block 73 and the pushing ring 79, the pushing ring 79 extrudes the sliding block 73, the sliding block 73 pushes the clamping jaws 74 to be in contact with the pipeline, when the groove 710 moves to a position close to the sliding block 73, balance is achieved between the pushing ring 79 and the sliding block 73 through the groove 710, therefore, the sliding block 73 is extruded and fixed, the pushing ring 79 is always in extrusion contact with the sliding block 73, and therefore stable clamping is carried out on the pipeline through the clamping jaws 74, and the pipeline is prevented from shaking.

The clamping device 7 further comprises a round shaft 75, the round shaft 75 is movably mounted on the side surface of the long block 71, a rotating block 77 is fixedly mounted on one side of the round shaft 75 extending into the sliding groove 72, two groups of auxiliary blocks 78 are symmetrically and fixedly mounted on the side surface of the rotating block 77, the auxiliary blocks 78 are rectangular blocks, and one sides of the two groups of auxiliary blocks 78, which are mutually deviated, are fixedly mounted on the inner side surface of the pushing ring 79;

a rotating block 76 is fixedly arranged at one end of the circular shaft 75 far away from the rotating block 77, and the rotating block 76 is a rectangular block;

rotating the rotating block 76 clockwise by ninety degrees, wherein the rotating block 76 drives the circular shaft 75 to rotate, the circular shaft 75 drives the rotating block 77 to rotate, the rotating block 77 drives the auxiliary block 78 to rotate, the auxiliary block 78 drives the pushing ring 79 to rotate, and the pushing ring 79 rotates by ninety degrees to enable the groove 710 to be positioned on the sliding block 73 to be tightly attached;

a push block 711 is fixedly installed on the side surface of the groove 710, and the push block 711 is an arc-shaped block;

a spring 712 is fixedly installed on the side surface of the groove 710, one side of the spring 712, which is far away from the groove 710, is fixedly installed with the push block 711, and the spring 712 is not described herein for the prior art;

when the groove 710 is contacted with the sliding block 73, the pushing block 711 and the sliding block 73 are extruded to fix the sliding block 73, the clamping force on the sliding block 73 is enhanced in a pressure enhancing mode, the use is stable, and when the pushing block 711 and the sliding block 73 are separated, the spring 712 extrudes the pushing block 711 to enable the pushing block 711 to be quickly restored to the initial state;

the utility model discloses a theory of operation:

the pushing ring 79 is rotated, the pushing ring 79 is extruded with the sliding block 73 when rotating, the pushing ring 79 is deformed through mutual extrusion between the sliding block 73 and the pushing ring 79, the pushing ring 79 extrudes the sliding block 73, the sliding block 73 pushes the clamping jaws 74 to be in contact with the pipeline, when the groove 710 moves to a position close to the sliding block 73, balance is achieved between the pushing ring 79 and the sliding block 73 through the groove 710, therefore, the sliding block 73 is extruded and fixed, the pushing ring 79 is always in extrusion contact with the sliding block 73, and therefore stable clamping is carried out on the pipeline through the clamping jaws 74, and the pipeline is prevented from shaking.

Clockwise ninety degrees rotatory turning block 76, turning block 76 drive circle 75 and rotate, and circle 75 drives rotatory piece 77 and rotates, and rotatory piece 77 drives supplementary piece 78 and rotates, and supplementary piece 78 drives push ring 79 and rotates, and push ring 79 rotates ninety degrees back messenger's recess 710 and is in the slider 73 and closely laminates.

When the groove 710 contacts with the sliding block 73, the pushing block 711 and the sliding block 73 are pressed to fix the sliding block 73, the clamping force on the sliding block 73 is enhanced by means of pressure enhancement, the use is stable, and when the pushing block 711 and the sliding block 73 are separated, the spring 712 presses the pushing block 711 to enable the pushing block 711 to be quickly restored to the initial state, so that the use is convenient.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (3)

1. The utility model provides a can improve oil field water injection well head spacing protection device of life, includes stage body (1), and the upper end fixed mounting of stage body (1) has framework (2), and the upper end fixed mounting of stage body (1) has well head component (3), and the both sides of framework (2) are fixed mounting respectively has fixed plate (4), and the inboard fixed mounting of framework (2) has short piece (6), its characterized in that: the clamping device (7) is arranged on the short block (6), the clamping device (7) comprises a long block (71), the long block (71) is movably mounted on the short block (6), a sliding groove (72) is formed in the long block (71), a rotatable pushing ring (79) is arranged in the sliding groove (72), the pushing ring (79) is an oval annular block, two groups of grooves (710) are symmetrically formed in the outer side surface of the pushing ring (79), a sliding block (73) is movably mounted in the sliding groove (72), clamping claws (74) are fixedly mounted on the side surface of the sliding block (73), the clamping device (7) further comprises a round shaft (75), the round shaft (75) is movably mounted on the side surface of the long block (71), a rotating block (77) is fixedly mounted on one side of the round shaft (75) extending into the sliding groove (72), and two groups of auxiliary blocks (78) are symmetrically and fixedly mounted on the side surface of the rotating block (77), one side of the two groups of auxiliary blocks (78) which are deviated from each other is fixedly installed with the inner side surface of the push ring (79).

2. The oilfield water injection wellhead limiting and protecting device capable of prolonging the service life according to claim 1, characterized in that: one end of the circular shaft (75) far away from the rotating block (77) is fixedly provided with a rotating block (76), the rotating block (76) is a rectangular block, the side surface of the groove (710) is fixedly provided with a push block (711), and the push block (711) is an arc-shaped block.

3. The oilfield water injection wellhead limiting and protecting device capable of prolonging the service life according to claim 2, characterized in that: a spring (712) is fixedly mounted on the side face of the groove (710), and one side, far away from the groove (710), of the spring (712) is fixedly mounted with the push block (711).

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