CN212601589U - Special clamping mechanism for disassembling and maintaining safety valve - Google Patents

Abstract

The utility model discloses a relief valve is dismantled maintenance and is constructed with special clamping relates to relief valve clamping and constructs technical field, and it is poor to dismantle maintenance and construct the flexibility with special clamping for solving current relief valve, leads to using and carries inconvenient problem. The lower extreme of relief valve main part is provided with the clamping main part, the preceding terminal surface of clamping main part is provided with holds the handle, the lower surface of clamping main part is provided with the recess, the inside of recess is provided with the support frame, the one end of support frame is provided with the pivot, be provided with the limiting plate between recess and the clamping main part, one side of clamping main part is provided with first electric hydraulic cylinder, the opposite side of clamping main part is provided with second electric hydraulic cylinder, the one end of first electric hydraulic cylinder and second electric hydraulic cylinder all is provided with splint, and splint and the equal fixed connection of first electric hydraulic cylinder and second electric hydraulic cylinder, the both ends of splint all are provided with the traveller, and traveller and splint fixed connection.

Description

Special clamping mechanism for disassembling and maintaining safety valve

Technical Field

The utility model relates to a relief valve clamping machine constructs technical field, specifically is a relief valve is dismantled maintenance and is constructed with special clamping.

Background

The safety valve is that the opening and closing piece is in a normally closed state under the action of external force, when the pressure of a medium in equipment or a pipeline rises to exceed a specified value, the safety valve is a special valve which can prevent the medium pressure in the pipeline or equipment from exceeding the specified value by discharging the medium to the outside of the system, belongs to the automatic valve class, is mainly used on boilers, pressure vessels and pipelines, controls the pressure not to exceed the specified value, plays an important role in protecting personal safety and equipment operation, the injection safety valve can be used only through a pressure test, the safety valve plays a role in safety protection in a system, when the system pressure exceeds the specified value, the safety valve is opened to discharge a part of gas/fluid in the system to the outside of the atmosphere/pipeline, so that the system pressure does not exceed the allowable value, therefore, the system is prevented from accidents caused by overhigh pressure, and the safety valve needs to be conveniently disassembled by a special clamping mechanism when being disassembled and maintained.

However, the conventional special clamping mechanism for disassembling and maintaining the safety valve has poor flexibility, so that the safety valve is inconvenient to use and carry; therefore, the existing requirements are not met, and the special clamping mechanism for disassembling and maintaining the safety valve is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a maintenance is dismantled to relief valve is with special clamping machine structure to current relief valve that proposes in solving above-mentioned background art is dismantled maintenance and is constructed the flexibility with special clamping machine and construct poor, leads to using and carries inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a special clamping mechanism for disassembling and maintaining a safety valve comprises a safety valve main body, wherein a clamping main body is arranged at the lower end of the safety valve main body, a hand-holding handle is arranged on the front end face of the clamping main body, a groove is formed in the lower surface of the clamping main body and is integrated with the clamping main body, a supporting frame is arranged inside the groove, a rotating shaft is arranged at one end of the supporting frame and penetrates through the supporting frame, a limiting plate is arranged between the groove and the clamping main body, a first electric hydraulic cylinder is arranged on one side of the clamping main body, a second electric hydraulic cylinder is arranged on the other side of the clamping main body, clamping plates are arranged at one ends of the first electric hydraulic cylinder and the second electric hydraulic cylinder and are fixedly connected with each other, sliding columns are arranged at two ends of each clamping plate and are fixedly connected with each clamping plate, the front surface and the rear surface of the clamping main body are both provided with sliding grooves, the clamping plates are connected with the sliding grooves in a sliding mode through sliding columns, one ends of the sliding columns are provided with limiting covers, and the limiting covers are fixedly connected with the sliding columns.

Preferably, hold handle and clamping main part fixed connection, the surface of holding the handle is provided with anti-skidding line, and anti-skidding line and hold handle structure as an organic whole.

Preferably, the number of the support frames is two, and the support frames are rotatably connected with the grooves through rotating shafts.

Preferably, the one end of limiting plate is provided with the hinge, and the limiting plate passes through the hinge and is connected with the clamping main part rotation, the other end of limiting plate is provided with the magic subsides, and the one end of limiting plate passes through the magic subsides and is connected with the clamping main part is detachable.

Preferably, the first electric hydraulic cylinder and the second electric hydraulic cylinder are both fixedly connected with the clamping main body.

Preferably, one side of the clamping plate is provided with a V-shaped clamping opening, and the V-shaped clamping opening and the clamping plate are of an integrated structure.

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

1. the utility model discloses a terminal surface sets up before the clamping main part and holds the handle, and personnel can control turning to of clamping main part better through holding the handle to drive the relief valve main part and rotate, conveniently align the installation, also can exert the turning force to the relief valve main part through holding the handle during dismantlement, conveniently dismantle the maintenance, than fixed putting subaerial flexibility stronger, it is more convenient to use, prevents through anti-skidding line that the hand is smooth.

2. Through setting up the support frame in that the recess is inside, the support frame sets up two, rotates through pivot and recess and is connected, rotates out two support frames, makes things convenient for the clamping main part to fix subaerial, selects different modes to dismantle according to the different situation, and the flexibility is strong, rotates when not using and packs up the support frame, conveniently carries.

Drawings

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

FIG. 2 is a schematic top view of the clamping body of the present invention;

FIG. 3 is a schematic view of the lower surface structure of the clamping main body of the present invention;

in the figure: 1. a safety valve main body; 2. clamping the main body; 3. the handle is held by hands; 4. a first electric hydraulic cylinder; 5. a second electric hydraulic cylinder; 6. anti-skid lines; 7. a splint; 8. a traveler; 9. a limiting cover; 10. a chute; 11. a V-shaped clamping opening; 12. a groove; 13. a support frame; 14. a rotating shaft; 15. a limiting plate; 16. a hinge; 17. magic tape.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a special clamping mechanism for disassembling and maintaining a safety valve comprises a safety valve main body 1, a clamping main body 2 is arranged at the lower end of the safety valve main body 1, a hand-holding handle 3 is arranged on the front end face of the clamping main body 2, a groove 12 is formed in the lower surface of the clamping main body 2, the groove 12 and the clamping main body 2 are of an integral structure, a supporting frame 13 is arranged inside the groove 12, a rotating shaft 14 is arranged at one end of the supporting frame 13, the rotating shaft 14 penetrates through the supporting frame 13, a limiting plate 15 is arranged between the groove 12 and the clamping main body 2, a first electric hydraulic cylinder 4 is arranged on one side of the clamping main body 2, a second electric hydraulic cylinder 5 is arranged on the other side of the clamping main body 2, clamping plates 7 are arranged at one ends of the first electric hydraulic cylinder 4 and the second electric hydraulic cylinder 5, the clamping plates 7 are fixedly connected with the first, and traveller 8 and splint 7 fixed connection, the front surface and the rear surface of clamping main part 2 all are provided with spout 10, and splint 7 pass through traveller 8 and spout 10 sliding connection, and the one end of traveller 8 is provided with spacing lid 9, and spacing lid 9 and traveller 8 fixed connection.

Further, hold handle 3 and 2 fixed connection of clamping main part, the surface of holding handle 3 is provided with anti-skidding line 6, and anti-skidding line 6 with hold handle 3 structure as an organic whole, can exert the turning force to relief valve main part 1 through holding handle 3 during the dismantlement, personnel can control turning to of clamping main part 2 better through holding handle 3, the convenient maintenance of dismantling.

Further, support frame 13 is provided with two, and support frame 13 rotates through pivot 14 and recess 12 to be connected, makes things convenient for clamping main part 2 to fix subaerial, facilitates the use, selects to use support frame 13 and holds handle 3 according to the different situation, rotates support frame 13 when not using and takes in recess 12 in, increases the flexibility, conveniently carries.

Further, the one end of limiting plate 15 is provided with hinge 16, and limiting plate 15 rotates with clamping main part 2 through hinge 16 to be connected, and the other end of limiting plate 15 is provided with magic tape 17, and the one end of limiting plate 15 is passed through magic tape 17 and is connected with clamping main part 2 is detachable, prevents that support frame 13 from rotating, and magic tape 17 is with low costs, convenient to use.

Further, first electric hydraulic cylinder 4 and second electric hydraulic cylinder 5 all with clamping main part 2 fixed connection, realize two splint 7 change distances, facilitate the relief valve main part 1 of using not equidimension model.

Further, one side of splint 7 is provided with V type and presss from both sides mouthful 11, and V type presss from both sides mouthful 11 and splint 7 structure as an organic whole, and V type presss from both sides the port of the convenient fixed different shapes of mouth 11, and the flexibility is strong, convenient to use.

The working principle is as follows: when in use, the two support frames 13 are rotated through the hinges 16, the clamping main body 2 is convenient to fix on the ground, the use is convenient, the support frames 13 and the holding handle 3 are selected according to different conditions, a person can better control the steering of the clamping main body 2 by holding the handle 3, the safety valve main body 1 can be applied with rotating force through holding the handle 3 during disassembly, the disassembly and maintenance are convenient, options are increased, the flexibility is improved, when the safety valve main body is not used, the rotating support frames 13 are retracted into the grooves 12, the carrying is convenient, the limiting plates 15 are fixed through the magic tapes 17, the support frames 13 are prevented from rotating, the magic tapes 17 are low in cost and convenient to use, the distance change of the two clamping plates 7 is realized through the first electric hydraulic cylinder 4 and the second electric hydraulic cylinder 5, the safety valve main bodies 1 with different sizes and models are convenient to use, the sliding column 8 is connected with the sliding groove 10 in a sliding mode, the clamping plate 7 is prevented from being deviated up and down, the limiting cover 9 is used for preventing the sliding column 8 from being deviated up and down, therefore, the clamping plate 7 is prevented from being deviated up and down, and stability is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a relief valve is dismantled maintenance and is constructed with special clamping, includes relief valve main part (1), its characterized in that: the safety valve comprises a safety valve body (1), and is characterized in that a clamping body (2) is arranged at the lower end of the safety valve body (1), a hand-holding handle (3) is arranged on the front end face of the clamping body (2), a groove (12) is formed in the lower surface of the clamping body (2), the groove (12) and the clamping body (2) are of an integrated structure, a supporting frame (13) is arranged inside the groove (12), a rotating shaft (14) is arranged at one end of the supporting frame (13), the rotating shaft (14) penetrates through the supporting frame (13), a limiting plate (15) is arranged between the groove (12) and the clamping body (2), a first electric hydraulic cylinder (4) is arranged on one side of the clamping body (2), a second electric hydraulic cylinder (5) is arranged on the other side of the clamping body (2), and clamping plates (7) are arranged at one ends of the first, and splint (7) and first electric hydraulic cylinder (4) and the equal fixed connection of second electric hydraulic cylinder (5), the both ends of splint (7) all are provided with traveller (8), and traveller (8) and splint (7) fixed connection, the front surface and the rear surface of clamping main part (2) all are provided with spout (10), and splint (7) pass through traveller (8) and spout (10) sliding connection, the one end of traveller (8) is provided with spacing lid (9), and spacing lid (9) and traveller (8) fixed connection.

2. The special clamping mechanism for disassembling and maintaining the safety valve according to claim 1, characterized in that: hold handle (3) and clamping main part (2) fixed connection, the surface of holding handle (3) is provided with anti-skidding line (6), and anti-skidding line (6) and hold handle (3) structure as an organic whole.

3. The special clamping mechanism for disassembling and maintaining the safety valve according to claim 1, characterized in that: the number of the support frames (13) is two, and the support frames (13) are rotatably connected with the grooves (12) through rotating shafts (14).

4. The special clamping mechanism for disassembling and maintaining the safety valve according to claim 1, characterized in that: the one end of limiting plate (15) is provided with hinge (16), and limiting plate (15) rotate with clamping main part (2) through hinge (16) and be connected, the other end of limiting plate (15) is provided with magic subsides (17), and the one end of limiting plate (15) is passed through magic and is pasted (17) and clamping main part (2) detachable connection.

5. The special clamping mechanism for disassembling and maintaining the safety valve according to claim 1, characterized in that: and the first electric hydraulic cylinder (4) and the second electric hydraulic cylinder (5) are fixedly connected with the clamping main body (2).

6. The special clamping mechanism for disassembling and maintaining the safety valve according to claim 1, characterized in that: one side of splint (7) is provided with V type and presss from both sides mouth (11), and V type presss from both sides mouth (11) and splint (7) structure as an organic whole.

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