CN213350502U

CN213350502U - Expansion pipe clinging structure of lining pipe fitting of high-pressure vaporizer

Info

Publication number: CN213350502U
Application number: CN202021628504.5U
Authority: CN
Inventors: 陆波涛; 王志德; 董自秀
Original assignee: Wuxi All Technology Co ltd
Current assignee: Wuxi All Technology Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-06-04
Anticipated expiration: 2030-08-07

Abstract

The utility model relates to a high pressure vaporizer inside lining pipe fitting processing technology field just discloses a structure is hugged closely to expand tube of high pressure vaporizer inside lining pipe fitting, including first fixed plate, second fixed plate, the upper surface threaded connection of first fixed plate has first threaded rod, the top fixed mounting of first threaded rod has carousel one, the bottom of first threaded rod is rotated and is connected with bearing one. This structure is hugged closely to expand tube of high pressure vaporizer inside lining pipe fitting, in placing the standing groove through with the tube sheet, then rotate two messenger's clamp plate descendants of carousel, the fixed slot cooperation standing groove of a clamp plate bottom presss from both sides the tube sheet tightly, pass first fixed plate with inside the tube sheet hole is pegged graft to the inside lining pipe fitting from the right-hand member again, rotating carousel one and making two descendants of clamp plate, it is tight with the inside lining pipe fitting clamp to reach rubber soft board one and rubber soft board two, convenient operation, need not use clamp plate and bolt to fix, the efficiency that the expand tube of the interior lining pipe fitting of vaporizer hugged closely is greatly.

Description

Expansion pipe clinging structure of lining pipe fitting of high-pressure vaporizer

Technical Field

The utility model relates to a high pressure vaporizer inside lining pipe fitting processing technology field specifically is a structure is hugged closely to expand tube of high pressure vaporizer inside lining pipe fitting.

Background

The pipe expanding is a connection method for fastening and sealing by utilizing the deformation between a pipe end and a pipe plate hole groove. The end of the tube is plastically deformed by external force, the tube is connected with the tube plate, a tube expander is mostly adopted for expanded connection, the expanded connection is that the tube expander extrudes the end of the tube extending into a tube plate hole, the tube end is plastically deformed, the tube plate hole is elastically deformed at the same time, after the tube expander is taken out, the tube plate hole elastically contracts, a certain extruding pressure is generated between the tube plate and the tube, the tube plate and the tube are tightly attached together, and the purpose of sealing and fastening connection is achieved. The tubes are tightly connected to the tubesheet. The high-pressure carburetor lining pipe fitting needs to be expanded in the production process.

The current high pressure vaporizer inside lining pipe fitting is right the expand tube hug closely the in-process, adopts a plurality of clamp plates and bolt mostly to fix inside lining pipe fitting, then carries out the expand tube through the pipe expander to inside lining pipe fitting's head end and hugs closely the operation, and this in-process clamp plate is very good with the cooperation of bolt presss from both sides tight inside lining pipe fitting and tube sheet, nevertheless the dismantlement process is more troublesome, influences the efficiency that the expand tube was hugged closely easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a structure is hugged closely to expand tube of high pressure vaporizer inside lining pipe fitting to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a structure is hugged closely to expand tube of high pressure vaporizer inside lining pipe fitting, includes first fixed plate, second fixed plate, the upper surface threaded connection of first fixed plate has first threaded rod, the top fixed mounting of first threaded rod has carousel, the bottom of first threaded rod rotates and is connected with bearing one, the bottom fixed mounting of bearing one has clamp plate two, the bottom fixed mounting of clamp plate two has rubber soft board one, the upper surface of first fixed plate is seted up flutedly one, the inside of flutedly one is pegged graft and is had first polished rod, the upper end fixed mounting of first polished rod has stopper one, the bottom fixed mounting of first polished rod has clamp plate two, the body of rod of first polished rod has cup jointed the spring, the inside diapire fixed mounting of first fixed plate has rubber soft board two, inside lining pipe fitting has been placed to the upper surface of rubber soft board two, the upper surface of second fixed plate threaded connection has the second threaded rod, the top fixed mounting of second threaded rod has carousel two, the bottom of second threaded rod is rotated and is connected with bearing two, the bottom fixed mounting of bearing two has clamp plate one, the fixed slot has been seted up to the bottom of clamp plate one, the upper surface of second fixed plate is seted up fluted two, the inside of recess two is pegged graft and is had the second polished rod, the top fixed mounting of second polished rod has stopper two, the bottom fixed mounting of second polished rod has clamp plate one, the opening has been seted up in the left side of second fixed plate, the standing groove has been seted up to the inside diapire of second fixed plate, the tube sheet has been placed to the inside of standing groove.

Preferably, a tube plate hole is formed in the middle of the tube plate, and a lining tube is inserted into the tube plate hole.

Preferably, the bottom of the first rubber soft plate is provided with an arc-shaped groove, and the upper surface of the second rubber soft plate is provided with an arc-shaped groove.

Preferably, the upper surfaces of the first fixing plate and the second fixing plate are provided with internal thread holes which are respectively in threaded connection with the first threaded rod and the second threaded rod.

Preferably, the bottom of the first groove is provided with a through hole, a first polished rod is inserted into the through hole, the bottom of the second groove is provided with a through hole, a second polished rod is inserted into the through hole, and a rod body of the second polished rod is sleeved with a spring.

Compared with the prior art, the utility model provides a structure is hugged closely to expand tube of high pressure vaporizer inside lining pipe fitting possesses following beneficial effect:

this structure is hugged closely to expand tube of high pressure vaporizer inside lining pipe fitting, in placing the standing groove through with the tube sheet, then rotate two messenger's clamp plate descendants of carousel, the fixed slot cooperation standing groove of a clamp plate bottom presss from both sides the tube sheet tightly, pass first fixed plate with inside the tube sheet hole is pegged graft to the inside lining pipe fitting from the right-hand member again, rotating carousel one and making two descendants of clamp plate, it is tight with the inside lining pipe fitting clamp to reach rubber soft board one and rubber soft board two, convenient operation, need not use clamp plate and bolt to fix, the efficiency that the expand tube of the interior lining pipe fitting of vaporizer hugged closely is greatly.

Drawings

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

fig. 2 is a schematic sectional view of the first fixing plate of the present invention;

fig. 3 is a schematic view of a cross-sectional structure of the second fixing plate of the present invention.

In the figure: the first fixing plate 1, the first threaded rod 2, the first rotating disc 3, the lining pipe fitting 4, the second fixing plate 5, the second threaded rod 6, the second rotating disc 7, the fixing groove 8, the first pressing plate 9, the tube plate 10, the tube plate hole 11, the placing groove 12, the through hole 13, the first bearing 14, the second pressing plate 15, the first rubber soft plate 16, the first groove 17, the first limiting block 18, the first polished rod 19, the spring 20, the second rubber soft plate 21, the second groove 22, the second polished rod 23, the second limiting block 24 and the second bearing 25.

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. 1-3, the present invention provides a technical solution: a pipe expanding and clinging structure of a lining pipe fitting of a high-pressure carburetor comprises a first fixing plate 1 and a second fixing plate 5, wherein the upper surface of the first fixing plate 1 is in threaded connection with a first threaded rod 2, the top end of the first threaded rod 2 is fixedly provided with a first rotary table 3, the bottom end of the first threaded rod 2 is rotatably connected with a first bearing 14, the bottom of the first bearing 14 is fixedly provided with a second pressing plate 15, the bottom of the second pressing plate 15 is fixedly provided with a first rubber soft plate 16, the upper surface of the first fixing plate 1 is provided with a first groove 17, the first groove 17 is internally inserted with a first polish rod 19, the upper end of the first polish rod 19 is fixedly provided with a first limiting block 18, the bottom end of the first polish rod 19 is fixedly provided with the second pressing plate 15, the rod body of the first polish rod 19 is sleeved with a spring 20, the inner bottom wall of the first fixing plate 1 is fixedly provided with a second rubber soft plate 21, the bottom of, the lining pipe fitting 4 is placed on the upper surface of the rubber soft plate II 21, the upper surface of the second fixing plate 5 is in threaded connection with a second threaded rod 6, the upper surfaces of the first fixing plate 1 and the second fixing plate 5 are respectively provided with an internal threaded hole, the first threaded rod 2 and the second threaded rod 6 are in threaded connection respectively, the top end of the second threaded rod 6 is fixedly provided with a turntable II 7, the bottom end of the second threaded rod 6 is rotatably connected with a bearing II 25, the bottom of the bearing II 25 is fixedly provided with a pressing plate I9, the bottom of the pressing plate I9 is provided with a fixed groove 8, the upper surface of the second fixing plate 5 is provided with a groove II 22, a second polished rod 23 is inserted inside the groove II 22, the bottom of the groove I17 is provided with a through hole, the first polished rod 19 is inserted inside the through hole, the bottom of the groove II 22 is provided with a through hole, the second polished, a second limiting block 24 is fixedly installed at the top end of the second polish rod 23, a first pressing plate 9 is fixedly installed at the bottom end of the second polish rod 23, a through opening 13 is formed in the left side of the second fixing plate 5, a placing groove 12 is formed in the bottom wall of the interior of the second fixing plate 5, a tube plate 10 is placed in the placing groove 12, a tube plate hole 11 is formed in the middle of the tube plate 10, a lining tube piece 4 is inserted in the tube plate hole 11, the tube plate 10 is placed in the placing groove 12, then the second rotating disc 7 is rotated to enable the first pressing plate 9 to descend, the fixing groove 8 at the bottom of the first pressing plate 9 is matched with the placing groove 12 to clamp the tube plate, the lining tube 4 penetrates through the first fixing plate 1 from the right end to be inserted into the tube plate hole 11, the first rotary table 3 is rotated to enable the second pressure plate 15 to descend until the first rubber soft plate 16 and the second rubber soft plate 21 clamp the lining pipe fitting 4, operation is convenient, a clamping plate and a bolt are not needed for fixing, and the efficiency of tightly attaching the expansion pipe of the lining pipe fitting of the carburetor is greatly improved.

In the actual operation process, when this structure uses, at first place the standing groove 12 with the tube sheet 10 in, then rotate two 7 messenger's clamp plate 9 descends of carousel, the fixed slot 8 cooperation standing groove 12 of the 9 bottoms of clamp plate presss from both sides the tube sheet tightly, pass first fixed plate 1 with inside the tube sheet 11 of pegging graft from the right-hand member with inside lining pipe fitting 4 again, it descends to rotate two 15 of carousel 3 messenger's clamp plates, it presss from both sides lining pipe fitting 4 tightly to reach rubber soft board 16 and rubber soft board two 21, and convenient operation does not need to use clamp plate and bolt to fix, the efficiency that the expand tube of the interior lining pipe fitting of vaporizer hugged closely is greatly improved.

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 structure is hugged closely to expand tube of high pressure vaporizer inside lining pipe fitting, includes first fixed plate (1), second fixed plate (5), its characterized in that: the upper surface of the first fixing plate (1) is in threaded connection with a first threaded rod (2), the top end of the first threaded rod (2) is fixedly provided with a first rotary table (3), the bottom end of the first threaded rod (2) is rotatably connected with a first bearing (14), the bottom of the first bearing (14) is fixedly provided with a second pressing plate (15), the bottom of the second pressing plate (15) is fixedly provided with a first rubber soft plate (16), the upper surface of the first fixing plate (1) is provided with a first groove (17), a first polished rod (19) is inserted into the first groove (17), the upper end of the first polished rod (19) is fixedly provided with a first limiting block (18), the bottom end of the first polished rod (19) is fixedly provided with a second pressing plate (15), the first polished rod body (19) is sleeved with a spring (20), and the inner bottom wall of the first fixing plate (1) is fixedly provided with a second rubber soft plate (21), the lining pipe fitting (4) is placed on the upper surface of the second rubber soft plate (21), a second threaded rod (6) is in threaded connection with the upper surface of the second fixing plate (5), a turntable II (7) is fixedly installed at the top end of the second threaded rod (6), a bearing II (25) is rotatably connected to the bottom end of the second threaded rod (6), a pressing plate I (9) is fixedly installed at the bottom of the bearing II (25), a fixing groove (8) is formed in the bottom of the pressing plate I (9), a groove II (22) is formed in the upper surface of the second fixing plate (5), a second polished rod (23) is inserted into the groove II (22), a limiting block II (24) is fixedly installed at the top end of the second polished rod (23), a pressing plate I (9) is fixedly installed at the bottom end of the second polished rod (23), a through hole (13) is formed in the left side of the second fixing plate (, a placing groove (12) is formed in the bottom wall of the second fixing plate (5), and a tube plate (10) is placed in the placing groove (12).

2. The expansion pipe close-fitting structure of the lining pipe fitting of the high-pressure carburetor according to claim 1, characterized in that: the middle part of the tube plate (10) is provided with a tube plate hole (11), and a lining tube piece (4) is inserted in the tube plate hole (11).

3. The expansion pipe close-fitting structure of the lining pipe fitting of the high-pressure carburetor according to claim 1, characterized in that: the bottom of the first rubber soft plate (16) is provided with an arc-shaped groove, and the upper surface of the second rubber soft plate (21) is provided with an arc-shaped groove.

4. The expansion pipe close-fitting structure of the lining pipe fitting of the high-pressure carburetor according to claim 1, characterized in that: the upper surfaces of the first fixing plate (1) and the second fixing plate (5) are provided with internal thread holes which are respectively in threaded connection with the first threaded rod (2) and the second threaded rod (6).

5. The expansion pipe close-fitting structure of the lining pipe fitting of the high-pressure carburetor according to claim 1, characterized in that: the bottom of the first groove (17) is provided with a through hole, a first polished rod (19) is inserted into the through hole, the bottom of the second groove (22) is provided with a through hole, a second polished rod (23) is inserted into the through hole, and a rod body of the second polished rod (23) is sleeved with a spring.