CN217421120U

CN217421120U - Safety circulating valve

Info

Publication number: CN217421120U
Application number: CN202221548172.9U
Authority: CN
Inventors: 张雅慧
Original assignee: Chengdu Saiin Chemical Engineering Co ltd
Current assignee: Chengdu Saiin Chemical Engineering Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-09-13
Anticipated expiration: 2032-06-20

Abstract

The utility model relates to a valve equipment technical field just discloses a safety circulating valve, including the circulating valve main part, the terminal fixed mounting of circulating valve main part has the screwed pipe, and the symmetry runs through on the outer wall of screwed pipe and has seted up the spliced eye, and threaded connection has the connecting pipe on the outer wall of screwed pipe, and the position that corresponds with the spliced eye on the connecting pipe runs through and has seted up the through-hole, is provided with the anticreep subassembly in the circulating valve main part on the one end outer wall that is close to the screwed pipe. This kind of safety cycle valve can carry on spacingly to the relative position of screwed pipe and connecting pipe under the effect of grafting pole, prevents that screwed pipe and connecting pipe from turning back the pine and taking off under the effect of external force, has strengthened the stability that the circulation valve main part is connected with corresponding the connecting pipe.

Description

Safe circulating valve

Technical Field

The utility model relates to a valve equipment technical field specifically is a safety circulating valve.

Background

The safety valve is widely applied to pipelines of non-corrosive media and corrosive media such as water, petroleum, natural gas and steam, and has the advantages of small flow resistance, flexible opening and closing, long service life, safety, reliability, compact structure and the like. The water injection station in the oil field is to the various low-pressure water that water supply system sent or accord with water injection well water quality requirement through handling, becomes the water under high pressure that oil field development needs through the water pump pressurization, sends the water injection main line respectively through high-pressure valves, sends to the water injection well through the water distribution room again, pours into the oil reservoir into, therefore the pressure that water injection pipeline often bore is high, for guaranteeing pipeline safety, consequently can be equipped with the relief valve.

The downhole safety valve is usually connected with a corresponding pipeline through threads, then the downhole safety valve and the pipeline are arranged in an oil well together, and as the downhole safety valve is only connected by the threads in the oil well, the situation that the threads are loosened is easy to occur when the downhole safety valve is used for a long time, and other safety accidents are possibly caused when the joints of the safety valve are loosened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the not enough of prior art, the utility model provides a safety circulating valve to solve the problem that the background art provided.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a safe circulating valve, includes the circulating valve main part, the terminal fixed mounting of circulating valve main part has the screwed pipe, and the symmetry runs through on the outer wall of screwed pipe has seted up the spliced eye, and threaded connection has the connecting pipe on the outer wall of screwed pipe, runs through with the position that the spliced eye corresponds on the connecting pipe and has seted up the through-hole, is provided with the anticreep subassembly on the circulating valve main part near the one end outer wall of screwed pipe.

Preferably, the anticreep subassembly specifically includes the collar, corresponds position fixed connection in the inner wall of collar and the circulating valve main part, and two mounting grooves have been seted up with the position symmetry that the spliced eye corresponds on the outer wall of collar, and the turning block is installed in the inside rotation of mounting groove, corresponds position fixed mounting with the spliced eye on the outer wall of turning block and has the spliced pole with spliced eye assorted.

Preferably, a position on the outer wall of the circulating valve main body corresponding to the anti-falling assembly is movably provided with a limiting ring, and the limiting ring is in threaded connection with a corresponding position on the outer wall of the circulating valve main body.

Preferably, the limiting ring is of a circular ring structure, and the cross section of the limiting ring is in a trapezoidal arrangement.

Preferably, the tail end of the insertion rod is fixedly provided with a rubber cushion, and the rubber cushion is of a hemispherical structure.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of safety cycle valve can carry on spacingly to the relative position of screwed pipe and connecting pipe under the effect of grafting pole, prevents that screwed pipe and connecting pipe from turning back the pine and taking off under the effect of external force, has strengthened the stability that the circulation valve main part is connected with corresponding the connecting pipe.

2. According to the safety circulating valve, another connecting mode is added between the threaded pipe and the connecting pipe through the arrangement of the rotating block, the connecting strength of the connecting part of the circulating valve main body and the connecting pipe is improved, and the threaded pipe is prevented from being broken under the action of external force.

Drawings

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

FIG. 2 is a schematic diagram showing the structure of the circulating valve main body and the connecting pipe according to the present invention;

FIG. 3 is a schematic view of the anti-separation assembly of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a circulation valve body; 2. a connecting pipe; 3. an anti-drop component; 301. a mounting ring; 302. mounting grooves; 303. rotating the block; 304. a plug rod; 305. a rubber cushion; 4. a limiting ring; 5. a through hole; 6. a threaded pipe; 7. and (7) inserting holes.

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.

Examples

Referring to fig. 1-4, a safety circulation valve includes a circulation valve main body 1, a threaded pipe 6 is fixedly installed at the tail end of the circulation valve main body 1, insertion holes 7 are symmetrically formed in the outer wall of the threaded pipe 6 in a penetrating manner, a connecting pipe 2 is in threaded connection with the outer wall of the threaded pipe 6, a through hole 5 is formed in the connecting pipe 2 in a penetrating manner at a position corresponding to the insertion hole 7, and an anti-falling assembly 3 is arranged on the outer wall of one end, close to the threaded pipe 6, of the circulation valve main body 1.

Further, as shown in fig. 3 and 4, the anti-dropping assembly 3 specifically includes an installation ring 301, the inner wall of the installation ring 301 is fixedly connected with the corresponding position on the circulation valve main body 1, two installation grooves 302 are symmetrically formed in the outer wall of the installation ring 301 and are corresponding to the insertion holes 7, a rotation block 303 is installed in the installation groove 302 in a rotating mode, an insertion rod 304 matched with the insertion hole 7 is fixedly installed on the outer wall of the rotation block 303 and is corresponding to the insertion hole 7, the relative position of the threaded pipe 6 and the connection pipe 2 can be limited under the action of the insertion rod 304, the threaded pipe 6 and the connection pipe 2 are prevented from rotating and loosening under the action of external force, and the stability of the circulation valve main body 1 and the connection of the corresponding connection pipe 2 is enhanced.

Further, as shown in fig. 1 and 4, a position, corresponding to the anti-falling-off component 3, on the outer wall of the circulation valve main body 1 is movably provided with a limiting ring 4, the limiting ring 4 is in threaded connection with a corresponding position on the outer wall of the circulation valve main body 1, the limiting ring 4 can extrude and fix the tail end of the rotating block 303, and the rotating block 303 is prevented from being outwardly expanded when in use, so that the plug-in rod 304 is separated from the plug-in hole 7.

Further, as shown in fig. 1 and 4, the limiting ring 4 is a circular ring structure, the cross section of the limiting ring 4 is trapezoidal, and the special structure of the limiting ring 4 enables the limiting ring 4 to gradually extrude and fix the tail end of the rotating block 303 in the process of continuously approaching the mounting ring 301.

Further, as shown in fig. 3, the terminal fixed mounting of the inserting rod 304 has a rubber cushion 305, the rubber cushion 305 is a hemispherical structure, the rubber cushion 305 is an elastic structure and is arranged in a spherical shape, and the inserting rod 304 can smoothly penetrate through the through hole 5 and then be inserted into the inserting hole 7.

The working principle is as follows: when the circulation valve is used, a user can connect the circulation valve main body 1 with the corresponding connecting pipe 2 through the threaded pipe 6, when the circulation valve main body 1 and the connecting pipe 2 are screwed, the inserting hole 7 on the threaded pipe 6 is aligned with the through hole 5 on the connecting pipe 2, then the user can rotate the limiting ring 4 to enable the limiting ring 4 to approach like the mounting ring 301 continuously, because the cross section of the limiting ring 4 is in the trapezoidal arrangement, in the process that the limiting ring 4 approaches the mounting ring 301, the limiting ring 4 extrudes the tail end of the rotating block 303 to enable the inserting rod 304 at the other end of the rotating block 303 to penetrate through the through hole 5 and then be inserted into the inserting hole 7, at the moment, the relative position of the threaded pipe 6 and the connecting pipe 2 can be limited under the action of the inserting rod 304, the threaded pipe 6 and the connecting pipe 2 are prevented from loosening under the action of external force, and the stability of connection between the circulation valve main body 1 and the corresponding connecting pipe 2 is enhanced, meanwhile, another connection mode is added between the threaded pipe 6 and the connecting pipe 2 through the arrangement of the rotating block 303, so that the connection strength of the connection part of the circulating valve main body 1 and the connecting pipe 2 is improved, and the threaded pipe 6 is prevented from being broken under the action of external force.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. A safety circulation valve comprising a circulation valve body (1), characterized in that: the tail end of the circulating valve main body (1) is fixedly provided with a threaded pipe (6), the outer wall of the threaded pipe (6) is symmetrically penetrated through to form a splicing hole (7), the outer wall of the threaded pipe (6) is connected with a connecting pipe (2) in a threaded mode, the connecting pipe (2) is penetrated through to form a through hole (5) corresponding to the splicing hole (7), and the circulating valve main body (1) is provided with an anti-falling component (3) close to the outer wall of one end of the threaded pipe (6).

2. A safety valve according to claim 1, wherein: anticreep subassembly (3) specifically include collar (301), correspond position fixed connection on the inner wall of collar (301) and circulation valve main part (1), two mounting grooves (302) have been seted up with plug-in hole (7) corresponding position symmetry on the outer wall of collar (301), turning block (303) are installed in the inside rotation of mounting groove (302), correspond position fixed mounting with plug-in hole (7) on the outer wall of turning block (303) and have with plug-in hole (7) assorted spliced pole (304).

3. A safety valve according to claim 1, wherein: the position that corresponds with anticreep subassembly (3) on the outer wall of circulating valve main part (1) movable mounting has spacing ring (4), and corresponding position threaded connection on spacing ring (4) and circulating valve main part (1) outer wall.

4. A safety valve according to claim 3, wherein: the limiting ring (4) is of a circular ring structure, and the cross section of the limiting ring (4) is in a trapezoidal arrangement.

5. A safety valve according to claim 2, wherein: the tail end of the insertion rod (304) is fixedly provided with a rubber cushion (305), and the rubber cushion (305) is of a hemispherical structure.