CN217302118U

CN217302118U - Pressure steel pipe shutoff door subassembly

Info

Publication number: CN217302118U
Application number: CN202220441598.8U
Authority: CN
Inventors: 董彦同; 华晔; 李亚军; 邓友汉; 官文; 邓伦
Original assignee: China Three Gorges Corp
Current assignee: China Three Gorges Corp
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-08-26
Anticipated expiration: 2032-03-01
Also published as: JP3238583U

Abstract

The utility model provides a pressure steel pipe shutoff door subassembly, include: plugging the door body; the flange is arranged on one side of the plugging door body and is connected with the plugging door body; the mounting, the one end and the flange joint of mounting, be provided with the screw rod on the mounting, the screw rod runs through mounting, flange and the shutoff door body in proper order, and the both ends of screw rod are passed through the nut and are fixed with the both ends of mounting respectively, the shutoff door body can be along the direction relative movement of screw rod. The pressure steel pipe shutoff door subassembly of this structure sets up the screw rod through running through on the shutoff door body, makes the shutoff door body can remove along the direction of screw rod to dismantle when having solved to change sealed and install the inconvenient problem of shutoff door body, it is further, improved the sealed speed of changing of shutoff door body, reduced the waste of manpower, and guaranteed the reliability of dismantling and installing.

Description

Pressure steel pipe shutoff door subassembly

Technical Field

The utility model relates to an engineering apparatus technical field, concretely relates to penstock shutoff door subassembly.

Background

Normally, the shutoff door can be installed to the penstock access hole, generally can set up sealed leakproofness that is used for guaranteeing the shutoff door, and sealed mostly rubber materials, rubber materials is easily ageing, need regularly change, to changing sealed work, only need with the sealed face of clearance that the seal groove exposes sealed can, but because the shutoff door body is heavier, this has just brought inconvenience for dismantling and installing, consequently, need one kind can simply support the shutoff door body, and simultaneously, quick assembly disassembly's device also can be realized.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model discloses the technical problem that solves is heavier to the shutoff door body, dismantles when changing sealed and installs the inconvenient defect of shutoff door body, provides a penstock shutoff door subassembly.

In order to solve the problem, the utility model provides a penstock shutoff door subassembly, include:

plugging the door body;

the flange is arranged on one side of the plugging door body and is connected with the plugging door body;

the mounting, the one end and the flange joint of mounting, be provided with the screw rod on the mounting, the screw rod runs through mounting, flange and the shutoff every body in proper order, and the both ends of screw rod are passed through the nut and are fixed with the both ends of mounting respectively, the shutoff every body can be along the direction relative movement of screw rod.

Preferably, a stop block is arranged on the screw rod, the top end of the stop block is in contact with the door body of the plugging door, and the stop block is suitable for moving on the screw rod relatively.

Preferably, the bottom surface of the stop block is provided with a pushing nut, and the stop block is suitable for limiting the plugging door body through the pushing nut.

Preferably, the fixing member is provided with a sliding groove.

Preferably, a second screw rod is arranged on the sliding groove, one end of the second screw rod is inserted into the stop block, the other end of the second screw rod is arranged on the sliding groove through a second nut, and the second screw rod is suitable for moving relatively along the guide direction of the sliding groove.

Preferably, a thin nut is arranged between the flange and the plugging door body.

Preferably, the thin nut is arranged on the screw rod, and the thin nut is suitable for being matched with the fixing piece to clamp the flange.

Preferably, the fixing piece is of a concave structure.

Preferably, a cavity is arranged between the flange and the plugging door body, and a sealing piece is arranged in the cavity.

The utility model has the advantages of it is following:

the utility model provides a pressure steel pipe shutoff door subassembly, including the shutoff door body, flange and mounting. The flange is arranged on one side of the plugging door body and is connected with the plugging door body; one end and the flange joint of mounting, be provided with the screw rod on the mounting, the screw rod runs through mounting, flange and the shutoff every body in proper order, and the both ends of screw rod are passed through the nut and are fixed with the both ends of mounting respectively, the shutoff every body can be along the direction relative movement of screw rod.

The pressure steel pipe plugging door assembly with the structure has the advantages that the screw rod is arranged on the plugging door body in a penetrating mode, so that the plugging door body can move along the guide direction of the screw rod, the problem that the plugging door body is inconvenient to detach and install when sealing is replaced is solved, further, the sealing replacement speed of the plugging door body is improved, manpower waste is reduced, and the reliability of detachment and installation is guaranteed.

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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a pressure steel pipe plugging door assembly in an embodiment of the present invention;

fig. 2 is a schematic structural view of a pressure steel pipe plugging door sealing device in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a fixing member according to an embodiment of the present invention;

description of reference numerals:

1. a fixing member; 11. a chute; 12. a second screw; 13. a second nut; 2. a screw; 3. a flange; 4. plugging the door body; 5. a stopper; 6. a thin nut; 7. a seal member; 8. pushing the nut; 9. and (5) fixing the bolt.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1, the embodiment discloses a pressure steel pipe plugging door assembly, which comprises a plugging door body 4, a flange 3 and a fixing member 1. The flange 3 is arranged on one side of the plugging door body 4, and the flange 3 is tightly connected with the plugging door body 4. Be provided with screw rod 2 on mounting 1, the both ends setting of mounting 1 is provided with the through-hole respectively, screw rod 2 runs through the setting on mounting 1 through the through-hole, screw rod 2 runs through mounting 1 in proper order, flange 3 and the shutoff door body 4, screw rod 2 and nut and flange 3 fixed connection are passed through to mounting 1's one end, mounting 1's the other end is fixed with screw rod 2 through being provided with two nuts, the shutoff door body 4 accessible runs through screw rod 2 on the shutoff door body 4, and along screw rod 2's direction relative movement.

Specifically, as shown in fig. 3, the fixing member 1 includes a semicircular half-square structure and a concave structure at two ends, a through hole for connecting with the screw rod 2 is provided at the upper portion of the semicircular half-square structure at the two ends, and a sliding groove 11 is provided in a groove of the concave structure. Preferably, the semicircular half-square structure and the concave structure are integrally formed, and in other optional embodiments, the semicircular half-square structure and the concave structure may be formed by welding or may be fixedly connected by a bolt.

Further, as shown in fig. 2, a stopper 5 is provided on the screw 2. The stop block 5 penetrates through the screw rod 2, the stop block 5 can move on the screw rod 2 relatively, the top end of the stop block 5 is in contact with the plugging door body 4, the pushing nut 8 is arranged on the bottom surface of the stop block 5, and the position of the stop block 5 is controlled through the pushing nut 8 to limit the plugging door body 4. Preferably, the stopper 5 has a rectangular structure, and in alternative embodiments, the stopper 5 may have a trapezoidal structure, a cylindrical structure, or the like.

As shown in fig. 2, in the technical solution of this embodiment, a second screw 12 is disposed on the fixing member 1, the second screw 12 is movably disposed on the sliding groove 11 through a nut, a diameter of the second screw 12 is smaller than a width of the sliding groove 11, one end of the second screw 12 is inserted into the stopper 5, the stopper 5 is controlled to move on the screw 2 while the second screw 12 moves in the guiding direction of the sliding groove 11, and the nut is used for limiting and fixing the second screw 12. In other alternative embodiments, the second screw 12 may be integrally formed with the stop 5 or welded thereto.

Further, as shown in fig. 2, a thin nut 6 is arranged in a right gap between the flange 3 and the plugging door body 4, the thin nut 6 is arranged on the screw rod 2, and the thin nut 6 is matched with the fixing piece 1 to clamp the flange 3.

Furthermore, a sealing piece 7 is arranged in the cavity between the plane of the flange 3 and the left side of the sealing door body 4 in fig. 2.

The implementation principle of the embodiment is as follows:

an operator firstly uniformly distributes and detaches a plurality of fixing bolts 9 of the plugging door body 4, the number of the fixing bolts is the same as that of the pressure steel pipe plugging door sealing devices, and 2-4 groups are suitable generally; at the position, a screw 2 penetrates through one end of a fixing piece 1, a stop block 5 and a pushing nut 8 penetrate through the screw 2, then the screw 2 penetrates through a blocking door body 4, a thin nut 6, a flange 3 and the other end of the fixing piece 1, two ends of the screw 2 are fixed on the fixing piece 1 through nuts, the thin nut 6 is rotated to enable the thin nut 6 and the upper end portion of the fixing piece 1 to clamp the plane of the flange 3, then one end of a second screw 12 is inserted on the stop block 5 through a chute 11, the other end of the second screw 12 is movably arranged on the chute 11 through a second nut 13, and then the pushing nut 8 is rotated to push the stop block 5 to slide on the screw 2 to drive the second screw 12 to slide on the chute 11 until the stop block 5 contacts the blocking door body 4; then, the worker removes all the fixing bolts 9 of the plugging door body 4, and the plugging door body 4 compresses the stop block 5; synchronously rotating several groups of pressure steel pipe plugging door sealing devices which are uniformly distributed to push a nut 8 so that a plugging door body 4 descends to a position which is convenient for replacing the sealing position; then the operator can replace the sealing element 7 arranged on the flange 3; after the sealing piece 7 is replaced, an operator synchronously rotates and uniformly distributed several groups of pushing nuts 8 to push the plugging door body 4 to tightly press the plane of the flange 3, and then all fixing bolts 9 of the plugging door body 4 are reinstalled; then the fixing piece 1, the screw rod 2 and the stop 5 are disassembled, and the fixing bolts 9 at the positions are installed back.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. The utility model provides a pressure steel pipe shutoff door subassembly which characterized in that includes:

the door body (4) is blocked;

the flange (3) is arranged on one side of the plugging door body (4), and the flange (3) is connected with the plugging door body (4);

mounting (1), the one end and the flange (3) of mounting (1) are connected, be provided with screw rod (2) on mounting (1), screw rod (2) run through mounting (1), flange (3) and the shutoff door body (4) in proper order, and the both ends of screw rod (2) are passed through the nut and are fixed with the both ends of mounting (1) respectively, the shutoff door body (4) can be along the direction relative movement of screw rod (2).

2. The pressure steel tube plugging door assembly of claim 1, wherein:

the screw rod (2) is provided with a stop block (5), the top end of the stop block (5) is in contact with the plugging door body (4), and the stop block (5) is suitable for moving on the screw rod (2) relatively.

3. The penstock plugging door assembly of claim 2, wherein:

the bottom surface of the stop block (5) is provided with a pushing nut (8), and the stop block (5) is suitable for limiting the plugging door body (4) through the pushing nut (8).

4. The pressure steel tube plugging door assembly according to claim 3, wherein:

the fixing piece (1) is provided with a sliding groove (11).

5. The pressure steel tube plugging door assembly of claim 4, wherein:

the sliding groove (11) is provided with a second screw rod (12), one end of the second screw rod (12) is inserted into the stop block (5), the other end of the second screw rod (12) is arranged on the sliding groove (11) through a second nut (13), and the second screw rod (12) is suitable for moving relatively along the guiding direction of the sliding groove (11).

6. The pressure steel tube plugging door assembly of claim 5, wherein:

and a thin nut (6) is arranged between the flange (3) and the plugging door body (4).

7. The pressure steel tube plugging door assembly of claim 6, wherein:

the thin nut (6) is arranged on the screw rod (2), and the thin nut (6) is suitable for being matched with the fixing piece (1) to clamp the flange (3).

8. The pressure steel tube plugging door assembly of claim 1, wherein:

the fixing piece (1) is of a concave structure.

9. The pressure steel tube plugging door assembly of claim 1, wherein:

a cavity is arranged between the flange (3) and the plugging door body (4), and a sealing piece (7) is arranged in the cavity.