CN213332894U

CN213332894U - Quick sealing and locking device

Info

Publication number: CN213332894U
Application number: CN202021574881.5U
Authority: CN
Inventors: 滕树勇
Original assignee: Kunshan Jianghong Precision Technology Co ltd
Current assignee: Kunshan Jianghong Precision Technology Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-06-01
Anticipated expiration: 2030-07-31

Abstract

The utility model relates to a sealing connection technical field specifically discloses a quick sealing locking device, be applied to sealing connection and treat the connecting pipe, quick sealing locking device is including the cover barrel seat that is provided with slot and jack, the inserted bar that is provided with first through-hole is pegged graft in the slot, the sealing washer is made by the elasticity material, the internal diameter of sealing washer is greater than the internal diameter of jack and is less than the external diameter of inserted bar, and treat that the connecting pipe can pass jack and sealing washer and first through-hole butt in proper order, the driving piece is used for driving the relative connecting piece of cover barrel seat and goes up and down, and cover barrel seat and connecting piece can press from both sides tight sealing washer, so that the sealing. Thereby realizing the quick sealing of the pipe to be connected.

Description

Quick sealing and locking device

Technical Field

The utility model relates to a sealed locking device technical field especially relates to a quick sealed locking device.

Background

Most of the prior art seal-and-lock devices are made by sealing and connecting a seal tube with a communicating vessel, and the prior patent application No. CN201711462400.4 discloses a seal-and-connect device including a first port member, a second port member, a first seal member, a first lock member, and a fixing ring. The first port has a first connection end and is provided with a first flange at the first connection end, the first flange having a first surface and a second surface that are spaced apart in an axial direction. The second port has a second connection end. In an assembled state, the first connecting end is butted with the second connecting end, so that the interior of the first port piece is communicated with the interior of the second port piece; the first locking member axially compresses the first seal member between the second surface of the first flange of the first port and the first locking member to seal the first port interior from the second port interior from the environment with the first seal member. A securing ring secures the first securing member to the second port member. However, this solution has the problems of low efficiency, long time consumption and easy loosening after long-term use of the manual screwing of the gland.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a quick sealing locking device to solve among the relevant art manual twisting seal cover inefficiency, spend long problem.

The utility model provides a quick seal locking device for sealing connection treats the connecting pipe, and this quick seal locking device includes:

the sleeve seat is provided with a slot, and a jack communicated with the slot is arranged on the sleeve seat and is used for being inserted into the pipe to be connected;

the connecting piece comprises an inserting rod inserted into the inserting slot, and a first through hole opposite to the inserting hole is formed in the inserting rod;

the sealing ring is arranged in the slot and made of elastic materials, the inner diameter of the sealing ring is larger than the inner diameter of the jack and smaller than the outer diameter of the insertion rod, and the to-be-connected pipe can sequentially penetrate through the jack and the sealing ring;

the driving piece is used for driving the sleeve seat to move relative to the connecting piece, the sleeve seat can compress the sealing ring tightly against the connecting piece, and the sealing ring can hold tightly the connecting pipe to be connected.

As the preferred technical scheme of the quick-sealing locking device, the sleeve seat comprises a sleeve and a sleeve seat, the sleeve seat is connected with one end of the sleeve, the sleeve seat is provided with the jack, and the slot is formed by enclosing the sleeve and the sleeve seat.

As a preferred technical solution of the quick-sealing locking device, the driving member is a cylinder, the cylinder includes a cylinder body and a piston ring, the cylinder body has a piston cavity, the cylinder body is provided with a first vent hole communicated with the piston cavity, the sleeve is in sliding fit with the cylinder body, the sleeve extends into the piston cavity, and the piston ring is fixedly sleeved on the sleeve and is in sealing sliding fit with the cavity wall of the piston cavity; the piston ring can drive the sleeve seat to move, so that the sleeve seat can press the sealing ring on the connecting piece.

As a preferred technical scheme of the quick sealing and locking device, a second vent hole is formed in the inner wall of the piston cavity, the second vent hole and the first vent hole are arranged at intervals, and the piston ring is located between the second vent hole and the first vent hole.

As the preferred technical scheme of the quick sealing locking device, the connecting piece further comprises a connecting seat, the insertion rod is arranged at one end of the connecting seat, and the connecting seat is fixedly connected with the cylinder body.

As a preferred technical scheme of the quick sealing locking device, the piston cavity is formed by enclosing the connecting seat and the cylinder body, the slot is communicated with the piston cavity, and at least part of the insertion rod is positioned in the piston cavity and inserted in the slot.

As a preferred technical scheme of the quick sealing and locking device, the sleeve seat is positioned outside the cylinder body, and the sleeve seat and the lower end face of the cylinder body are arranged at intervals.

As a preferred technical scheme of the quick sealing and locking device, a flange is convexly arranged on the cavity wall of the piston cavity, the section of the piston ring is circular, and the radius of the piston ring is larger than the distance between the second vent hole and the flange.

As a preferred technical scheme of the quick sealing and locking device, the sleeve seat is in threaded connection with the sleeve.

As a preferred technical scheme of the quick sealing and locking device, one end of the first through hole is provided with a funnel opening, the maximum diameter of the funnel opening is larger than the diameter of the to-be-connected pipe, and the side wall of the funnel opening is abutted to the to-be-connected pipe.

The utility model has the advantages that:

the utility model provides a quick sealing locking device, which comprises a sleeve seat, wherein the sleeve seat is provided with a slot, and a jack communicated with the slot is arranged on the sleeve seat and is used for being spliced with a connecting pipe to be connected; the connecting piece comprises an inserting rod inserted with the inserting slot, and a first through hole opposite to the inserting hole is formed in the inserting rod; the sealing ring is arranged in the slot and made of elastic materials, the inner diameter of the sealing ring is larger than the inner diameter of the jack and smaller than the outer diameter of the insertion rod, and the pipe to be connected can sequentially penetrate through the jack and the sealing ring; the driving piece is used for driving the sleeve seat to move relative to the connecting piece, the sleeve seat can compress the sealing ring on the connecting piece, and the sealing ring can hold the connecting pipe tightly. When the connecting pipe is used, the connecting pipe to be connected firstly penetrates through the jack and the sealing ring to be abutted against the first through hole in the insertion rod. Then, the driving piece drives the sleeve seat to move, so that the connecting piece and the sleeve seat compress the sealing ring, and the sealing ring is extruded to enable the sleeve seat and the connecting piece to be in sealing connection along the movement direction of the sleeve seat. And the sealing ring is extruded and contracted and deformed along the radial direction so as to connect the pipe to be connected in a sealing way in the direction vertical to the movement of the sleeve seat, so that the pipe to be connected is connected with the first through hole in a sealing way, and the operation is simple and rapid.

Drawings

Fig. 1 is a schematic sectional structure diagram of a quick-sealing locking device in an embodiment of the present invention.

In the figure:

1. a sleeve seat; 2. a connecting member; 3. a seal ring; 4. a drive member; 5, connecting the pipes;

11. a sleeve; 12. a sleeve seat; 13. a jack; 14. a slot;

21. a plug rod; 22. a connecting seat; 23. a first through hole;

41. a cylinder body; 42. a piston cavity; 43. a piston ring; 44. a first vent hole; 45. a second vent hole;

46. a flange.

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 the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

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 in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1, the present embodiment provides a quick-sealing locking device, which is applied to sealing and connecting a pipe 5 to be connected, and comprises a sleeve seat 1, a connecting member 2, a sealing ring 3 and a driving member 4.

The sleeve seat 1 is provided with a slot 14, the sleeve seat 1 is provided with a jack 13 communicated with the slot 14, and the jack 13 is used for being inserted into the pipe 5 to be connected. Specifically, the insertion hole 13 is located on the axial position of the sleeve seat 1, and the diameters of the insertion hole 13 and the inner hole of the sealing ring 3 are both larger than the diameter of the pipe 5 to be connected.

The connecting piece 2 comprises an inserting rod 21 inserted into the slot 14, and a first through hole 23 opposite to the inserting hole 13 is formed in the inserting rod 21. The sealing ring 3 is arranged in the slot 14, the sealing ring 3 is made of elastic materials, the inner diameter of the sealing ring 3 is larger than the inner diameter of the jack 13 and smaller than the outer diameter of the insertion rod 21, and the connecting pipe 5 can sequentially penetrate through the jack 13 and the sealing ring 3. In particular, the sealing ring 3 can be dimensioned to be compressed by the connecting piece 2 and the sleeve holder 1, and the pipe 5 to be connected can be passed through the sealing ring 3. In this embodiment, the outer diameter of the connector 2 is smaller than the diameter of the slot 14.

The driving piece 4 is used for driving the sleeve seat 1 to move relative to the connecting piece 2, the sleeve seat 1 can compress the sealing ring 3 on the connecting piece 2, and the sealing ring 3 can hold the connecting pipe 5 tightly. In this embodiment, the connecting member 2 is fixed, and the driving member 4 drives the sleeve holder 1 to move relative to the connecting member 2.

In this embodiment, in use, the pipe 5 to be connected is first inserted through the insertion hole 13 and the sealing ring 3 to abut against the first through hole 23 of the insertion rod 21. Then, the driving part 4 drives the sleeve seat 1 to move, so that the connecting part 2 and the sleeve seat 1 press the sealing ring 3, and the sealing ring 3 is squeezed to enable the sleeve seat 1 and the connecting part 2 to be connected in a sealing mode in the moving direction of the sleeve seat 1. And the sealing ring 3 is contracted and deformed along the radial direction due to extrusion so as to connect the pipe 5 to be connected in a sealing way in the direction perpendicular to the movement direction of the sleeve seat 1, so that the pipe 5 to be connected is connected with the first through hole 23 in a sealing way, and the operation is simple and fast.

Optionally, the sleeve holder 1 includes a sleeve 11 and a sleeve holder 12, the sleeve holder 12 is connected to one end of the sleeve 11, the sleeve holder 12 is provided with a plug hole 13, and the slot 14 is defined by the sleeve 11 and the sleeve holder 12. The socket 13 of the socket 12 is coaxial with the sleeve 11 in this embodiment. Preferably, the sleeve 11 and the socket 12 can be connected by screw threads, through which not only the sealing ring 3 can be conveniently replaced, but also the socket 12 with different inner diameters of the insertion hole 13 can be installed on the sleeve 11, so as to enlarge the application range of the device.

Optionally, the driving member 4 is a cylinder, the cylinder includes a cylinder body 41 and a piston ring 43, the cylinder body 41 has a piston cavity 42, a first vent hole 44 communicating with the piston cavity 42 is provided on the cylinder body 41, the sleeve 11 is in sliding sealing fit with the cylinder body 41, a part of the sleeve 11 extends into the piston cavity 42, and the piston ring 43 is fixedly sleeved on the sleeve 11 and in sealing sliding fit with a cavity wall of the piston cavity 42. The piston ring 43 can drive the sleeve base 1 to move, so that the sleeve base 1 can press the sealing ring 3 to the connecting piece 2. In this embodiment, the piston ring 43 is located at one side of the first vent hole 44, and gas is injected into the piston cavity 42 through the first vent hole 44, and due to the increase of pressure, the piston ring 43 drives the sleeve base 1 to move upwards, so that the sleeve base 1 can press the seal ring 3 against the connecting member 2.

Optionally, the inner wall of the piston cavity 42 is provided with a second vent hole 45, the second vent hole 45 is spaced apart from the first vent hole 44, and the piston ring 43 is located between the second vent hole 45 and the first vent hole 44. In this embodiment, the first vent hole 44 and the second vent hole 45 can be used in cooperation, when the first vent hole 44 injects air and the second vent hole 45 injects air, the sealing ring 3 can be pressed to realize sealing connection, and when the first vent hole 44 injects air and the second vent hole 45 injects air, the sealing ring 3 can be released to release the constraint on the pipe 5 to be connected. In other embodiments, the air cylinder can be set to be a hydraulic oil cylinder, a driving motor and other driving devices.

Optionally, the connecting member 2 further includes a connecting seat 22, the insertion rod 21 is disposed at one end of the connecting seat 22, and the connecting seat 22 is fixedly connected to the cylinder 41. Preferably, the piston cavity 42 is defined by the connecting seat 22 and the cylinder 41, the slot 14 is communicated with the piston cavity 42, and the insertion rod 21 is at least partially located in the piston cavity 42 and inserted into the slot 14. In this embodiment, the length of the insertion rod 21 can be determined according to actual requirements, and only needs to be sleeved in the slot 14. In other embodiments, the piston chamber 42 may be provided only in the cylinder 41.

Alternatively, the sleeve holder 12 is located outside the cylinder 41, and the sleeve holder 12 is spaced apart from the lower end surface of the cylinder 41. In this embodiment, the location of the sleeve 12 outside the cylinder 41 facilitates the replacement of the sleeve 12 and the seal ring 3. And the sleeve seat 12 and the lower end face of the cylinder body 41 are arranged at intervals, so that the sealing performance between the first through hole 23 and the pipe 5 to be connected can be prevented from being influenced by the fit between the sleeve seat 12 and the cylinder body 41 in the compression process of the sealing ring 3.

Optionally, a flange 46 is protruded from the wall of the piston cavity 42, the cross section of the piston ring 43 is circular, and the radius of the piston ring 43 is larger than the distance between the second vent hole 45 and the flange 46. In this embodiment, the radius of the piston ring 43 is larger than the distance between the second vent hole 45 and the flange 46, so as to play a role in limiting, and prevent the piston ring 43 from just shielding the second vent hole 45 when the to-be-connected component 5 is connected in a sealing manner by the seal ring 3, so that gas cannot be injected into the piston cavity 42 from the second vent hole 45.

Optionally, one end of the first through hole 23 is provided with a funnel mouth, the maximum diameter of the funnel mouth is larger than the diameter of the pipe to be connected 5, and the side wall of the funnel mouth abuts against the pipe to be connected 5. In this embodiment, in the process that the connecting member 2 compresses the first sealing ring 3, the first through hole 23 compresses the pipe 5 to be connected therewith, and one end of the first through hole 23 is provided with a funnel opening, so that the inclined surface of the funnel not only provides a downward pressure to the pipe 5 to be connected, but also provides a radial force, so that the sealing performance between the first through hole 23 and the pipe 5 to be connected is better.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. 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. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A quick seal locking device for sealing connection of pipes (5) to be connected, comprising:

the sleeve seat (1) is provided with a slot (14), a jack (13) communicated with the slot (14) is arranged on the sleeve seat (1), and the jack (13) is used for being inserted into the pipe (5) to be connected;

the connecting piece (2) comprises an inserting rod (21) inserted into the inserting groove (14), and a first through hole (23) opposite to the inserting hole (13) is formed in the inserting rod (21);

the sealing ring (3) is arranged in the slot (14), the sealing ring (3) is made of elastic materials, the inner diameter of the sealing ring (3) is larger than the inner diameter of the insertion hole (13) and smaller than the outer diameter of the insertion rod (21), and the to-be-connected pipe (5) can sequentially penetrate through the insertion hole (13) and the sealing ring (3);

driving piece (4), be used for the drive sleeve seat (1) is relative connecting piece (2) motion, sleeve seat (1) can with sealing washer (3) compress tightly in connecting piece (2), just sealing washer (3) can hold tightly treat connecting pipe (5).

2. The quick seal locking device according to claim 1, characterized in that the sleeve seat (1) comprises a sleeve (11) and a sleeve seat (12), the sleeve seat (12) is connected with one end of the sleeve (11), the sleeve seat (12) is provided with the insertion hole (13), and the insertion slot (14) is defined by the sleeve (11) and the sleeve seat (12).

3. The quick seal locking device according to claim 2, wherein the driving member (4) is a cylinder, the cylinder comprises a cylinder body (41) and a piston ring (43), the cylinder body (41) has a piston cavity (42), a first vent hole (44) communicated with the piston cavity (42) is arranged on the cylinder body (41), the sleeve (11) is in sliding fit with the cylinder body (41) and the sleeve (11) partially extends into the piston cavity (42), and the piston ring (43) is fixedly sleeved on the sleeve (11) and is in sealing sliding fit with the cavity wall of the piston cavity (42);

the piston ring (43) can drive the sleeve seat (1) to move, so that the sleeve seat (1) can press the sealing ring (3) on the connecting piece (2).

4. Quick seal locking device according to claim 3, characterized in that the inner wall of said piston chamber (42) is provided with a second venting hole (45), said second venting hole (45) being spaced from said first venting hole (44), and said piston ring (43) being located between said second venting hole (45) and said first venting hole (44).

5. The quick seal locking device according to claim 4, wherein the connecting member (2) further comprises a connecting seat (22), the insertion rod (21) is disposed at one end of the connecting seat (22), and the connecting seat (22) is fixedly connected with the cylinder (41).

6. The quick seal locking device according to claim 5, wherein the piston chamber (42) is defined by the connecting seat (22) and the cylinder (41), the insertion slot (14) is communicated with the piston chamber (42), and the insertion rod (21) is at least partially located in the piston chamber (42) and inserted into the insertion slot (14).

7. Quick seal locking device according to claim 3, characterized in that the sleeve seat (12) is located outside the cylinder (41), and the sleeve seat (12) is spaced from the lower end surface of the cylinder (41).

8. Quick seal locking device according to claim 4, characterized in that the wall of the piston chamber (42) is provided convexly with a flange (46), the piston ring (43) having a circular cross-section, the radius of the piston ring (43) being larger than the distance between the second venting hole (45) and the flange (46).

9. Quick seal locking device according to claim 2, characterized in that said housing (12) is screwed to said sleeve (11).

10. Quick seal locking device according to claim 1, characterized in that one end of said first through hole (23) is provided with a funnel mouth, the maximum diameter of said funnel mouth is greater than the diameter of said pipe (5) to be connected, and the side wall of said funnel mouth abuts against said pipe (5) to be connected.