CN209991063U

CN209991063U - High-sealing-performance quick connecting joint for vacuum pipeline

Info

Publication number: CN209991063U
Application number: CN201920858740.7U
Authority: CN
Inventors: 丁勤
Original assignee: Suzhou Weiting Precision Machinery Co Ltd
Current assignee: Suzhou Weiting Precision Machinery Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-01-24
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses a high-tightness quick connecting joint for a vacuum pipeline, which belongs to the technical field of vacuum tubes and comprises a first vacuum tube and a second vacuum tube, wherein the right end of the first vacuum tube is provided with a fixed tube seat, the left end of the second vacuum tube is provided with a socket seat, the left end of the socket seat is provided with a plug, the outer walls of the upper side and the lower side of the socket seat are respectively provided with a limit shell, the outer walls of the upper side and the lower side of the first vacuum tube are respectively provided with a panel, the end surface of the panel, which is far away from the outer wall of the first vacuum tube, is movably provided with a sliding plate, the other end of the sliding plate is connected with a limit clamping plate, the outer wall of the limit clamping plate is in threaded connection with a limit screw rod, the stability when the first vacuum tube is connected with the second vacuum tube can be ensured, the, and the subsequent maintenance and replacement of the vacuum tube are convenient.

Description

High-sealing-performance quick connecting joint for vacuum pipeline

Technical Field

The utility model relates to a vacuum tube technical field specifically is a vacuum tube is with high leakproofness quick connect joint.

Background

The vacuum tube is in the transmission of effect mainly used to the gas-liquid, and vacuum pipe need assemble the use together with the vacuum pipe interconnect of multiunit when carrying the gas-liquid, generally carries out fixed connection through flange and screw when current vacuum pipe connects, then adopts pure threaded connection in addition, such connected mode not only operate slowly, and the leakproofness can not guarantee yet, and the in-process of long-term use can make the pipeline become not good dismouting, influences the maintenance and the change in pipeline later stage. Therefore, a high-tightness quick-connection joint for a vacuum pipeline is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum tube is with high leakproofness quick connect joint to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-sealing-performance quick connecting joint for a vacuum pipeline comprises a first vacuum pipe and a second vacuum pipe, wherein a fixed pipe seat is arranged at the right end of the first vacuum pipe, an insertion pipe seat is arranged at the left end of the second vacuum pipe, an insertion joint is arranged at the left end of the insertion pipe seat and movably inserted into the inner side wall of the fixed pipe seat, limiting shells are arranged on the outer walls of the upper side and the lower side of the insertion pipe seat, panels are arranged on the outer walls of the upper side and the lower side of the first vacuum pipe, the right end of each panel is connected to the left end of the fixed pipe seat, a sliding plate is movably arranged on the end face, away from the outer wall of the first vacuum pipe, of each panel, a limiting clamping plate is connected to the other end of the sliding plate, the right end of each limiting clamping plate is movably connected with the limiting shells, a limiting screw is connected to the outer wall of each limiting screw, limiting grooves are, the inner cavity of the fixed tube seat is provided with an annular stop dog, the outer wall of the plug connector is provided with a clamping sealing block, the clamping sealing block is movably connected with the annular stop dog, and the outer wall of the annular stop dog is bonded with a sealing ring.

Furthermore, the right-hand member of ring block sets up the ring seal groove, and the sealing washer laminating is at the inner wall of ring seal groove, the left end of joint sealing block sets up the extrusion piece that matches with the ring seal groove, the right-hand member of ring block sets up the draw-in groove, and the draw-in groove setting is in the outside of ring seal groove, the left end of joint sealing block sets up the fixture block that matches with the draw-in groove.

Furthermore, the outer walls of the sliding plate and the limiting shell are both provided with threaded holes matched with the limiting screw rods, the threaded holes in the sliding plate are through holes, the top of the limiting shell is provided with the through holes, and the bottom of the inner cavity of the limiting shell is provided with blind holes.

Furthermore, the pipe diameter of the plug is smaller than the aperture of the annular stop block, and the contact surface of the plug and the annular stop block is a smooth plane.

Furthermore, the end face, close to the outer wall of the paneling, of the sliding plate is provided with a limiting sliding block, and the outer wall of the paneling is provided with a limiting sliding groove matched with the limiting sliding block.

Furthermore, the top of the limit screw is provided with a rotary grab handle which is a hexagonal grab handle, and the top of the rotary grab handle is provided with a limit hole.

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

1. the utility model discloses install the socket on the fixed tube socket vacuum tube two on the vacuum tube one, connect the fixed tube socket through the socket activity of socket joint and connect the vacuum tube one with the vacuum tube two, the mode of connection adopts simple fixture block joint in the draw-in groove, carries out the extrusion of high strength to the sealing washer simultaneously, thus can guarantee the stability when vacuum tube one is connected with vacuum tube two, guarantees the high leakproofness of its connection simultaneously;

2. the utility model discloses set up the spacing fixed knot structure of mutually supporting on the outer wall of vacuum tube one and vacuum tube two, peg graft in spacing casing through slide and spacing cardboard activity, carry out fixed connection with slide, spacing cardboard and spacing casing through spacing screw rod, can be convenient be connected vacuum tube one and vacuum tube two, can satisfy the high sealed quick installation vacuum tube through simple connected mode, also make things convenient for follow-up maintenance and the change to the vacuum tube.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the internal connection structure of the fixed tube seat and the socket tube seat of the present invention.

In the figure: 1. a first vacuum tube; 2. a vacuum tube II; 3. fixing the tube seat; 4. a plug tube seat; 5. a plug-in connector; 6. a limiting shell; 7. a panel; 8. a slide plate; 9. a limiting clamping plate; 10. a limit screw; 11. a limiting groove; 12. a limiting rod; 13. an annular stop block; 14. a card slot; 15. an annular seal groove; 16. a seal ring; 17. clamping the sealing block; 18. and (7) clamping blocks.

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.

Referring to fig. 1-2, the present invention provides a technical solution: a high-tightness quick connecting joint for a vacuum pipeline comprises a vacuum pipe I1 and a vacuum pipe II 2, wherein a fixed pipe seat 3 is arranged at the right end of the vacuum pipe I1, an insertion pipe seat 4 is arranged at the left end of the vacuum pipe II 2, an insertion joint 5 is arranged at the left end of the insertion pipe seat 4, the insertion joint 5 is movably inserted into the inner side wall of the fixed pipe seat 3, limiting shells 6 are respectively arranged on the outer walls of the upper side and the lower side of the insertion pipe seat 4, panels 7 are respectively arranged on the outer walls of the upper side and the lower side of the vacuum pipe I1, a sliding plate 8 is movably arranged on the end surface of the panel 7, which is far away from the outer wall of the vacuum pipe I1, the other end of the sliding plate 8 is connected with a limiting clamping plate 9, the right end of the limiting clamping plate 9 is movably connected with the limiting shells 6, the outer wall of the limiting clamping plate 9 is in threaded connection with a limiting screw rod 10, limiting grooves 11 are respectively arranged on the, the inner cavity of the fixed tube seat 3 is provided with an annular stop dog 13, the outer wall of the plug connector 5 is provided with a clamping sealing block 17, the clamping sealing block 17 is movably connected with the annular stop dog 13, and the outer wall of the annular stop dog 13 is bonded with a sealing ring 16.

The right end of the annular stop block 13 is provided with an annular seal groove 15, a seal ring 16 is attached to the inner wall of the annular seal groove 15, the left end of the clamping seal block 17 is provided with an extrusion block matched with the annular seal groove 15, the right end of the annular stop block 13 is provided with a clamping groove 14, the clamping groove 14 is arranged on the outer side of the annular seal groove 15, the left end of the clamping seal block 17 is provided with a clamping block 18 matched with the clamping groove 14, when the splicing pipe seat 4 is connected to the fixed pipe seat 3 through the extrusion block on the sealing clamping block 17, the seal ring 16 can be extruded, the sealing performance of the splicing pipe seat is guaranteed, meanwhile, the clamping block 18 is movably clamped in the clamping groove 14, and the splicing pipe seat 4 is conveniently connected;

the outer walls of the sliding plate 8 and the limiting shell 6 are both provided with threaded holes matched with the limiting screw rods 10, the threaded holes in the sliding plate 8 are through holes, the top of the limiting shell 6 is a through hole, the bottom of the inner cavity of the limiting shell 6 is a blind hole, the sliding plate 8, the limiting clamping plate 9 and the limiting shell 6 can be conveniently connected together through the limiting screw rods 10, and therefore stability of the vacuum tube I1 and the vacuum tube II 2 when the vacuum tube I is connected is guaranteed;

the pipe diameter of the plug 5 is smaller than the aperture of the annular stop block 13, and the contact surfaces of the plug 5 and the annular stop block 13 are smooth planes, so that the connection stability and the sealing performance are ensured, and gas and liquid can conveniently flow from the vacuum tube I1 to the vacuum tube II 2 without being subjected to resistance;

the end face, close to the outer wall of the paneling 7, of the sliding plate 8 is provided with a limiting sliding block, the outer wall of the paneling 7 is provided with a limiting sliding groove matched with the limiting sliding block, and the sliding plate 8 can slide on the paneling 7 through the limiting sliding block sliding in the limiting sliding groove;

the top of limit screw 10 sets up rotatory grab handle, and rotatory grab handle is the hexagonal grab handle, and the top of rotatory grab handle sets up spacing hole, sets up rotatory grab handle and conveniently rotates limit screw, and through spacing hole, can facilitate the further stop screw 10 of screwing up of use spanner.

Example (b): when the first vacuum tube 1 and the second vacuum tube 2 are butted with each other, firstly, the limiting rod 12 is butted with the limiting groove 11, the limiting rod 12 is inserted in the limiting groove 11 for positioning, then the inserting pipe seat 4 is inserted at the inner side of the fixed pipe seat 3, the inserting head 5 on the inserting pipe seat 4 is matched with the annular stop block 13 on the fixed pipe seat 3, the sealing ring 16 in the annular sealing groove 15 is extruded and fixed, and is clamped and fixed in the clamping groove 14 through the clamping block 18, after the connection is stable, slide plate 8 on paneling 7, slide plate 8 removes, drives spacing cardboard 9 simultaneously and slides, and the right-hand member of slide plate 8 is pegged graft into the inner chamber of spacing casing 6, and spacing cardboard 9 laminating slides at the top of spacing casing 6, rotates stop screw 10 at last, and stop screw 10 threaded connection slide plate 8 spacing casing 6 and spacing cardboard 9 to fixed vacuum tube 1 can with vacuum tube two 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides a vacuum line is with high leakproofness quick connect joint, includes vacuum tube one (1) and vacuum tube two (2), its characterized in that: the right end of the first vacuum tube (1) is provided with a fixed tube seat (3), the left end of the second vacuum tube (2) is provided with a socket tube seat (4), the left end of the socket tube seat (4) is provided with a plug-in connector (5), the plug-in connector (5) is movably plugged in the inner side wall of the fixed tube seat (3), the outer walls of the upper side and the lower side of the socket tube seat (4) are respectively provided with a limit shell (6), the outer walls of the upper side and the lower side of the first vacuum tube (1) are respectively provided with a panel (7), the right end of the panel (7) is connected with the left end of the fixed tube seat (3), the end surface of the panel (7) far away from the outer wall of the first vacuum tube (1) is movably provided with a sliding plate (8), the other end of the sliding plate (8) is connected with a limit clamping plate (9), the right end of the limit clamping plate (, both sides all set up spacing groove (11) about fixed tube socket (3) left end, both sides all set up gag lever post (12) that match with spacing groove (11) about the socket (4) left end, the inner chamber of fixed tube socket (3) sets up annular dog (13), the outer wall of bayonet joint (5) sets up joint sealing block (17), and joint sealing block (17) swing joint annular dog (13), the outer wall bonding sealing washer (16) of annular dog (13).

2. The high-sealability quick-connect coupling for vacuum pipes according to claim 1, wherein: the right-hand member of ring chock (13) sets up ring seal groove (15), and sealing washer (16) laminating is at the inner wall of ring seal groove (15), the left end setting of joint sealing block (17) and the extrusion piece that ring seal groove (15) match, the right-hand member of ring chock (13) sets up draw-in groove (14), and draw-in groove (14) set up the outside at ring seal groove (15), the left end setting of joint sealing block (17) and draw-in groove (14) matched fixture block (18).

3. The high-sealability quick-connect coupling for vacuum pipes according to claim 1, wherein: the outer wall of the sliding plate (8) and the outer wall of the limiting shell (6) are both provided with threaded holes matched with the limiting screw rods (10), the threaded holes in the sliding plate (8) are through holes, and the top of the limiting shell (6) is provided with a through hole and the bottom of the inner cavity of the limiting shell (6) is provided with a blind hole.

4. The high-sealability quick-connect coupling for vacuum pipes according to claim 1, wherein: the pipe diameter of the plug (5) is smaller than the aperture of the annular stop block (13), and the contact surface of the plug (5) and the annular stop block (13) is a smooth plane.

5. The high-sealability quick-connect coupling for vacuum pipes according to claim 1, wherein: the end face, close to the outer wall of the paneling (7), of the sliding plate (8) is provided with a limiting sliding block, and the outer wall of the paneling (7) is provided with a limiting sliding groove matched with the limiting sliding block.

6. The high-sealability quick-connect coupling for vacuum pipes according to claim 1, wherein: the top of the limiting screw (10) is provided with a rotary grab handle which is a hexagonal grab handle, and the top of the rotary grab handle is provided with a limiting hole.