CN217234374U

CN217234374U - Locking type sealing device

Info

Publication number: CN217234374U
Application number: CN202220910035.9U
Authority: CN
Inventors: 张震; 许维鑫; 张新亮; 李西望; 穆振仟; 刘毅; 董兵强
Original assignee: Zichai Power Co ltd; Zichai Machinery Co ltd
Current assignee: Zichai Power Co ltd; Zichai Machinery Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-08-19
Anticipated expiration: 2032-04-19

Abstract

The utility model discloses a locking formula sealing device relates to mechanical assembly sealing technique field, and locking formula sealing device includes: the plugging piece is an elastic material piece; an extrusion member for compressing the plugging member; the peripheral part of the plugging piece is used for plugging the orifice of the process hole, and the inner hole of the plugging piece is used for accommodating the extrusion piece. When using this device, can fill in the orifice department of fabrication hole with the shutoff piece, insert the extruded article to the hole of shutoff piece again, operating personnel can extrude the extruded article and operate to make the extruded article can transmit effort to the shutoff piece, the shutoff piece atress takes place to warp, so that shutoff piece and orifice interference fit are sealed, and then ensure the sealed effect of shutoff piece to the orifice. Therefore, the utility model provides a locking formula sealing device can effectively improve the sealed effect in drill way of fabrication hole, and this device simple structure, convenient to use can use widely.

Description

Locking type sealing device

Technical Field

The utility model relates to a mechanical assembly seals technical field, more specifically says, relates to a locking formula sealing device.

Background

In the prior art, a plurality of oil passages are processed in the processing process of diesel engine parts, and process holes are needed to be processed to ensure that a plurality of holes penetrate through. The process hole only needs to be communicated with the hole part, the hole opening of the process hole needs to be sealed and blocked after processing, and the hole opening of the process hole needs to be sealed during assembly. At present, the screwed plug and the fabrication hole are connected in a threaded mode to seal the fabrication hole, but the size of an oil channel hole is generally about 10mm, so that the depth of the screwed plug is shallow, the tightness is not strong, and when an engine runs at a high speed, the screwed plug is easy to loosen under the conditions of large vibration intensity and high oil pressure, oil leakage is caused, the oil pressure cannot meet the design requirements, and the emergency situation of the diesel engine is caused.

In summary, how to improve the sealing effect of the orifice of the process hole is a problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a locking type sealing device can effectively improve the sealed effect in drill way of fabrication hole, and this device simple structure, convenient to use can use widely.

In order to achieve the above object, the present invention provides the following technical solutions:

a locking seal, comprising:

the plugging piece is an elastic material piece;

an extrusion member for compressing the plugging member;

the outer peripheral part of the plugging piece is used for plugging the orifice of the process hole, and the inner hole of the plugging piece is used for accommodating the extrusion piece.

Preferably, the blocking piece is a plug, and the cross section of the plug is a U-shaped surface.

Preferably, the pressing member includes a pressing head for pressing the block piece and a pressing rod for applying a pressing force to the pressing head.

Preferably, the indenter is a ball-shaped structure having a diameter that is the same as the diameter of the internal bore.

Preferably, the pressure head is of a columnar structure, the diameter of the columnar structure is the same as that of the inner hole, and the height of the columnar structure is smaller than or equal to that of the inner hole.

Preferably, the pressure head and the pressure rod are both hard material pieces.

Use the utility model provides a during locking formula sealing device, can fill in the orifice department of fabrication hole with the shutoff piece, insert the extruded article to the hole of shutoff piece again, operating personnel can extrude the operation to the extruded article to make the extruded article can transmit the effort to the shutoff piece, the shutoff piece atress takes place to warp, so that shutoff piece and orifice interference fit are sealed, and then ensure the sealed effect of shutoff piece to the orifice.

To sum up, the utility model provides a locking formula sealing device can effectively improve the sealed effect in drill way of fabrication hole, and this device simple structure, convenient to use can use widely.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of the locking type sealing device provided by the present invention.

In fig. 1:

1 is a plugging piece, 11 is an inner hole, 2 is an extrusion piece, 21 is a pressure head, 22 is a pressure rod, 3 is a fabrication hole, and 31 is an orifice.

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 efforts all belong to the protection scope of the present invention.

The core of the utility model is to provide a locking formula sealing device can effectively improve the sealed effect in drill way of fabrication hole, and this device simple structure, convenient to use can use widely.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a locking type sealing device according to the present invention.

This embodiment provides a locking type sealing device, includes:

a plugging member 1 which is an elastic material member;

an extrusion member 2 for pressing the plugging member 1;

the outer circumference of the block piece 1 is used to block the opening 31 of the process hole 3, and the inner hole 11 of the block piece 1 is used to accommodate the extrusion piece 2.

It should be noted that, most of the fabrication holes 3 are processed and manufactured for realizing multi-hole through, that is, after the fabrication holes 3 are plugged, the fabrication holes 3 do not need to be disassembled. The diameter of the opening 31 is slightly larger than the through diameter of the process hole 3, so that the bottom of the opening 31 is stepped to facilitate the placement of the block piece 1. When the process hole 3 is plugged, the plugging piece 1 can be placed into the orifice 31 of the process hole 3, and then the extrusion piece 2 is used for applying external force to the plugging piece 1, so that the plugging piece 1 deforms, the plugging piece 1 and the orifice 31 are sealed in an interference fit manner, and the sealing effect at the orifice 31 is effectively ensured.

The shape, structure, size, material and the like of the plugging member 1 and the extrusion member 2 can be determined according to actual conditions and actual requirements in the actual application process.

Use the utility model provides a during locking formula sealing device, can fill in the drill way 31 department of fabrication hole 3 with shutoff piece 1, insert extruded article 2 to the hole 11 of shutoff piece 1 again, operating personnel can extrude the operation to extruded article 2, so that extruded article 2 can transmit the effort to shutoff

piece

1, 1 atress of shutoff piece takes place to warp, so that shutoff piece 1 and drill way 31 interference fit are sealed, and then ensure the sealed effect of shutoff piece 1 to drill way 31.

To sum up, the utility model provides a locking formula sealing device can effectively improve the sealed effect of drill way 31 of fabrication hole 3, and this device simple structure, convenient to use can use widely.

On the basis of the above embodiment, preferably, the blocking piece 1 is a plug, and the cross section of the plug is a U-shaped surface, so that the inner peripheral part of the plug can sufficiently accommodate the extrusion piece 2, the outer peripheral part of the plug is sufficiently attached to the orifice 31, the extrusion piece 2 is convenient to transmit the acting force to the blocking piece 1, and the blocking piece 1 deforms under stress to be sealed in an interference fit with the orifice 31.

Preferably, the pressing member 2 includes a pressing head 21 for pressing the block piece 1 and a pressing rod 22 for applying a pressing force to the pressing head 21. When compressing tightly the operation to shutoff piece 1, can put into the hole 11 of shutoff piece 1 with pressure head 21, then, utilize depression bar 22 to compress tightly pressure head 21 to utilize depression bar 22 to transmit effort to pressure head 21, pressure with effort transmission to shutoff piece 1, make shutoff piece 1 atress warp, tight drill way 31 rises, ensure that shutoff piece 1 and drill way 31 interference fit are sealed, this kind of seal structure has the advantage such as anti vibration, can bear high pressure, sealed effectual.

The shapes, structures, sizes, materials and the like of the pressure head 21 and the pressure lever 22 can be determined according to actual conditions and actual requirements in the actual application process.

On the basis of the above embodiment, it is preferable that the indenter 21 has a spherical structure, and the diameter of the spherical structure is the same as the diameter of the inner hole 11. In the use, can put into hole 11 with spherical structure, recycle depression bar 22 and extrude spherical structure, take place deformation, abundant effectual shutoff drill way 31 back when shutoff piece 1 in drill way 31 department, can take out depression bar 22, and spherical structure can stop in hole 11 for spherical structure, shutoff piece 1 and drill way 31 interference fit are sealed, finally can make drill way 31 possess good sealed effect.

Preferably, the indenter 21 has a cylindrical structure, the diameter of the cylindrical structure is the same as the diameter of the inner bore 11, and the height of the cylindrical structure is less than or equal to the height of the inner bore 11. In the use, can put into hole 11 with columnar structure, recycle depression bar 22 and extrude columnar structure, take place deformation, abundant effectual shutoff drill way 31 back when shutoff piece 1 in drill way 31 department, can take out depression bar 22, and columnar structure can stop in hole 11 for columnar structure, shutoff piece 1 and drill way 31 interference fit are sealed, finally can make drill way 31 possess good sealed effect. The height of the columnar structure is smaller than or equal to that of the inner hole 11, so that the columnar structure and the hole 31 form an integrated structure, and the phenomenon that the columnar structure extends out of the hole 31 to influence the normal use of the component is avoided.

Preferably, the pressure head 21 and the pressure rod 22 are both hard materials, so that the extrusion force is transmitted to the plugging member 1 through the pressure head 21 and the pressure rod 22, the plugging member 1 is ensured to deform at the orifice 31, and the orifice 31 is fully and effectively plugged.

It should be noted that the directions and positional relationships indicated by "inside and outside" and the like in the present application are based on the directions and positional relationships shown in the drawings, and are only for the convenience of simplifying the description and facilitating the understanding, but do not indicate or imply that the device or the element to be referred to must have a specific direction, be constructed in a specific direction and operate, and therefore, should not be construed as limiting the present invention.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The utility model provides an arbitrary compound mode of all embodiments all is in this utility model's a protection scope, does not do here and gives unnecessary details.

The locking type sealing device provided by the utility model is described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A locking seal, comprising:

a plugging member (1) which is an elastic material member;

a pressing part (2) for pressing the closure (1);

the outer peripheral part of the plugging piece (1) is used for plugging a hole opening (31) of the process hole (3), and an inner hole (11) of the plugging piece (1) is used for accommodating the extrusion piece (2).

2. Locking seal according to claim 1, characterised in that the closure (1) is a plug, the cross-section of which is U-shaped.

3. Locking seal according to claim 1 or 2, characterised in that the pressing element (2) comprises a ram (21) for pressing the closure element (1) and a press rod (22) for applying a pressing force to the ram (21).

4. A locking seal as claimed in claim 3 wherein the ram (21) is a bulb of the same diameter as the bore (11).

5. A locking seal according to claim 3 wherein the ram (21) is of cylindrical configuration having the same diameter as the bore (11) and a height less than or equal to the height of the bore (11).

6. The locking seal of claim 3 wherein said ram (21) and said plunger (22) are both hard pieces.