CN212178218U

CN212178218U - Well head thermal expansion compensator

Info

Publication number: CN212178218U
Application number: CN202020659204.7U
Authority: CN
Inventors: 卞鼎旺; 徐礼宝
Original assignee: Yancheng Huayi Petroleum Machinery Co ltd
Current assignee: Yancheng Huayi Petroleum Machinery Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-18
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a well head thermal expansion compensator, which comprises a rotating pipe, a sleeve pipe is sleeved outside one end of the rotating pipe, screw rods are fixed on the bottom surfaces of the sleeve pipes, an assembling plate is sleeved on the outer wall of one end of each screw rod, the assembling plate is fixed on the side wall of the rotating pipe, nuts are arranged on the surfaces of the two ends of the assembling plate, the nuts are connected with the screw rods through threads, and a chute is arranged at the end part of each screw rod; the utility model discloses a connecting block of design, connecting block card are inboard at the spout, and then play certain spacing rotation-proof effect to the screw cap, make the utility model discloses the equipment is firm more reliable, and difficult emergence is not hard up, pastes with the second magic through the first magic of design, links together its nut with the connecting block, through the magnetism sleeve of inhaling of design, adsorbs in the loop bar outside, and then plays certain antiskid limiting displacement to the connecting block, avoids it too to slide in a flexible way on the loop bar surface and takes place to drop under its gravity.

Description

Well head thermal expansion compensator

Technical Field

The utility model belongs to the technical field of the oil well head device, concretely relates to well head thermal expansion compensator.

Background

The thermal expansion compensator is a compensation tool designed aiming at the heated extension of a steam injection well casing and a ground steam injection pipeline, and has the characteristics of simple structure, good sealing property, convenience in installation and the like.

When current thermal expansion compensator used, the user cup jointed its rotating tube and cup jointed the pipe each other together, then passed the equipment board of rotating tube through the screw rod, used the nut to fasten, and then realized fixedly, but in actual equipment, because the nut carries out the fastening through the screw thread, leaded to its in use, took place not hard up easily, and then made the equipment take place the problem of not fastening, for this reason the utility model provides a well head thermal expansion compensator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a well head thermal expansion compensator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: well head thermal expansion compensator, including the rotating tube, the sleeve pipe has been cup jointed to rotating tube one end outside, sleeve pipe bottom surface all is fixed with the screw rod, screw rod one end outer wall cover is equipped with the equipment board, the equipment board is fixed at the rotating tube lateral wall, equipment board both ends surface all is provided with the nut, the nut all passes through threaded connection with the screw rod, the spout has been seted up to the screw rod tip, the spout inboard is provided with the connecting block, connecting block one end fixed surface has the second magic to paste, the terminal surface is pasted to the second magic is fixed with first magic through the adhesion and pastes, first magic is pasted and is fixed at the nut terminal surface.

Preferably, the top of the sleeve pipe is provided with a top pipe, the surfaces of the two sides of the sleeve pipe are respectively fixed with a support, the end part of the support is fixed with a supporting plate, and the supporting plate is positioned on the side wall of the top pipe.

Preferably, the surface of the supporting plate is provided with an arc-shaped groove, and the arc-shaped groove is fixedly attached to the surface of the jacking pipe.

Preferably, a through hole is formed in the end of the connecting block, a loop bar penetrates through the inner side of the through hole, and the loop bar is fixed on the end face of the sliding groove.

Preferably, a magnetic-attracting sleeve is fixed on the inner side of the through hole and sleeved on the outer wall of the loop bar.

Preferably, the cross section of the magnetic-attracting sleeve is of a circular structure, and the screws are located at four corners of the bottom of the sleeve pipe and are fixedly distributed.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) through the connecting block of design, the connecting block card is inboard at the spout, and then plays certain spacing rotation-proof effect to the screw cap, makes the utility model discloses the equipment is firm more reliable, and difficult emergence is not hard up, pastes through the first magic of design and pastes with the second magic, links together its nut and connecting block, through the magnetism sleeve of inhaling of design, adsorbs in the loop bar outside, and then plays certain antiskid limiting displacement to the connecting block, avoids it too to slide in a flexible way on the loop bar surface and takes place to drop under its gravity.

(2) Through the support of design, play the reinforcement supporting role to the ejector pin, avoid its top equipment overweight body and to its cause the bending of exerting pressure, influence the utility model discloses an use, through the layer board of design, it is inseparabler with the laminating of ejector pin lateral wall, guarantee that the support is bigger to its support area.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a partial enlarged view of the position A of the present invention;

FIG. 3 is an assembled cross-sectional view of the screw and the connecting block of the present invention;

FIG. 4 is a side view of the bracket and pallet of the present invention in assembled state;

in the figure: 1. sleeving a pipe; 2. a support; 3. a support plate; 4. jacking pipes; 5. rotating the tube; 6. assembling a plate; 7. a loop bar; 8. a screw; 9. a first magic tape; 10. a nut; 11. a second magic tape; 12. connecting blocks; 13. a chute; 14. a magnetic attraction sleeve.

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 1

Referring to fig. 1 to 3, the present invention provides a technical solution: a well mouth thermal expansion compensator comprises a rotating pipe 5, a sleeve pipe 1 is sleeved outside one end of the rotating pipe 5, screw rods 8 are fixed on the bottom surfaces of the sleeve pipes 1, an assembling plate 6 is sleeved on the outer wall of one end of each screw rod 8, the assembling plate 6 is fixed on the side wall of the rotating pipe 5, nuts 10 are arranged on the surfaces of two ends of the assembling plate 6, the nuts 10 are connected with the screw rods 8 through threads, a chute 13 is arranged at the end part of each screw rod 8, a connecting block 12 is arranged on the inner side of the chute 13, the connecting block 12 is clamped on the inner side of the chute 13 through a designed connecting block 12, and further a certain limiting and rotation preventing effect is exerted on the nuts 10, so that the utility model is more stable and reliable in assembly and is not easy to loosen, a second magic tape 11 is fixed on the surface of one end of the connecting block 12, a first magic tape 9 is fixed on the end surface of the second magic tape 11 through, first magic subsides 9 are fixed at nut 10 terminal surface, the through-hole has been seted up to connecting block 12 tip, the through-hole inboard runs through has loop bar 7, loop bar 7 is fixed at spout 13 terminal surface, the through-hole inboard is fixed with inhales magnetic sleeve 14, inhale magnetic sleeve 14 through the design, adsorb in the 7 outsides of loop bar, and then play certain antiskid limiting displacement to connecting block 12, avoid it too to slide in the 7 surperficial flexiblely of loop bar and take place to drop under its gravity, it establishes at the 7 outer walls of loop bar to inhale 14 covers of magnetic sleeve, it is circular structure to inhale 14 cross sections of magnetic sleeve, screw 8 is located four corners distributions in 1 bottoms of bell and spigot pipe and fixes.

Example 2

Referring to fig. 1 to 4, the present invention provides a technical solution: a well mouth thermal expansion compensator comprises a rotating pipe 5, a sleeve pipe 1 is sleeved outside one end of the rotating pipe 5, screw rods 8 are fixed on the bottom surfaces of the sleeve pipes 1, an assembling plate 6 is sleeved on the outer wall of one end of each screw rod 8, the assembling plate 6 is fixed on the side wall of the rotating pipe 5, nuts 10 are arranged on the surfaces of two ends of the assembling plate 6, the nuts 10 are connected with the screw rods 8 through threads, a chute 13 is arranged at the end part of each screw rod 8, a connecting block 12 is arranged on the inner side of the chute 13, the connecting block 12 is clamped on the inner side of the chute 13 through a designed connecting block 12, and further a certain limiting and rotation preventing effect is exerted on the nuts 10, so that the utility model is more stable and reliable in assembly and is not easy to loosen, a second magic tape 11 is fixed on the surface of one end of the connecting block 12, a first magic tape 9 is fixed on the end surface of the second magic tape 11 through, first magic subsides 9 are fixed at nut 10 terminal surface, the through-hole has been seted up to connecting block 12 tip, the through-hole inboard runs through has loop bar 7, loop bar 7 is fixed at spout 13 terminal surface, the through-hole inboard is fixed with inhales magnetic sleeve 14, inhale magnetic sleeve 14 through the design, adsorb in the 7 outsides of loop bar, and then play certain antiskid limiting displacement to connecting block 12, avoid it too to slide in the 7 surperficial flexiblely of loop bar and take place to drop under its gravity, it establishes at the 7 outer walls of loop bar to inhale 14 covers of magnetic sleeve, it is circular structure to inhale 14 cross sections of magnetic sleeve, screw 8 is located four corners distributions in 1 bottoms of bell and spigot pipe and fixes.

In this embodiment, it is preferred, 1 top of pipe coupling is provided with push pipe 4, and 1 both sides surface of pipe coupling all is fixed with support 2, through the support 2 of design, plays the reinforcement supporting role to push pipe 4, avoids its top equipment overweight body and causes the bending of exerting pressure to it, influences the utility model discloses an use, 2 end fixing of support have layer board 3, and layer board 3 through the design, it is inseparabler with the laminating of 4 lateral walls of push pipe, guarantee that support 2 is bigger to its supporting area, and layer board 3 is located push pipe 4 lateral walls, and the arc wall has been seted up on layer board 3 surface, and the arc wall is fixed with push pipe 4 surface laminating each other.

The utility model discloses a theory of operation and use flow: the utility model discloses when using, 1 cover is on the rotating tube 5 with its socket pipe, in the suit, make 8 covers of its screw rod on equipment board 6, then use nut 10 to carry out rotatory fastening, after its rotatory fastening, the user inserts connecting block 12 spout 13 inboard again this moment, make its connecting block 12 cover in the loop bar 7 outside, press down connecting block 12, make connecting block 12 slide in spout 13, guarantee that the second magic of connecting block 12 one end pastes 11 and the mutual adhesion of first magic subsides 9 on nut 10 surface, thereby make connecting block 12 link together with nut 10, thereby play spacing rotation-proof effect to nut 10, avoid its nut 10 to take place to rotate and make the utility model discloses the equipment is not hard up.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Well head thermal expansion compensator, including rotating tube (5), rotating tube (5) one end outside has cup jointed sleeve pipe (1), cup joint pipe (1) bottom surface all is fixed with screw rod (8), its characterized in that: screw rod (8) one end outer wall cover is equipped with equipment board (6), equipment board (6) are fixed at rotating tube (5) lateral wall, equipment board (6) both ends surface all is provided with nut (10), nut (10) all pass through threaded connection with screw rod (8), spout (13) have been seted up to screw rod (8) tip, spout (13) inboard is provided with connecting block (12), connecting block (12) one end fixed surface has second magic subsides (11), second magic subsides (11) terminal surface is fixed with first magic subsides (9) through the adhesion, first magic is pasted (9) and is fixed at nut (10) terminal surface.

2. A wellhead thermal expansion compensator according to claim 1, characterized by: the top of the sleeve joint pipe (1) is provided with a top pipe (4), the surfaces of two sides of the sleeve joint pipe (1) are respectively fixed with a support (2), the end part of each support (2) is fixed with a supporting plate (3), and the supporting plates (3) are located on the side wall of the top pipe (4).

3. A wellhead thermal expansion compensator according to claim 2, characterized by: the surface of the supporting plate (3) is provided with an arc-shaped groove, and the arc-shaped groove is fixedly attached to the surface of the top pipe (4).

4. A wellhead thermal expansion compensator according to claim 1, characterized by: the connecting block (12) end has been seted up the through-hole, loop bar (7) have been run through to the through-hole inboard, loop bar (7) are fixed at spout (13) terminal surface.

5. A wellhead thermal expansion compensator according to claim 4, characterized by: a magnetic-attracting sleeve (14) is fixed on the inner side of the through hole, and the magnetic-attracting sleeve (14) is sleeved on the outer wall of the loop bar (7).

6. A wellhead thermal expansion compensator according to claim 5, characterized by: the cross section of the magnetic-attracting sleeve (14) is of a circular structure, and the screw rods (8) are located at four corners of the bottom of the sleeve pipe (1) and are fixedly distributed.