CN217271245U

CN217271245U - High-pressure-resistant expansion piece

Info

Publication number: CN217271245U
Application number: CN202123267247.4U
Authority: CN
Inventors: 滕建新
Original assignee: Weng'an Wujianglong Plastic Industry Co ltd
Current assignee: Weng'an Wujianglong Plastic Industry Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-08-23
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a high pressure resistant expansion piece, which comprises a main body, wherein a fixed base is fixed at the bottom end of the main body, connecting seats are fixed at the top end and the middle part of the main body, an expansion column penetrates through the inner side of the main body, a fixed seat is fixed at the top end of the expansion column, a rotating block is arranged on the side surface of the expansion column, a fixed column is arranged at the bottom end of the rotating block, a telescopic rod is arranged between the rotating block and the fixed column, and the top end of the telescopic rod is fixedly connected with the bottom end of the rotating block; through spliced pole, rotatory piece, spacing rotatory piece, fixed column, the connection fixture block of design, improve original expansion bend and wantonly have gliding phenomenon wantonly after adjusting the completion, cause the problem that has inconvenience when using, through this structure, make this expansion bend after accomplishing the regulation, tentatively carry out the rigidity, the rethread bracing piece runs through, makes the rigidity of expansion bend to increase the convenient degree of installation.

Description

High-pressure-resistant expansion piece

Technical Field

The utility model belongs to the technical field of the expansion bend, concretely relates to high pressure resistant expansion bend.

Background

The high pressure resistant expansion piece is a product which is connected with equipment such as a pump, a valve, a pipeline and the like and the pipeline, and is connected through a full bolt to form a whole, has a certain displacement and is convenient to install. Can bear the axial pressure of the pipeline. Therefore, the installation and maintenance can be carried out according to the field installation size, the working efficiency is improved, and certain protection effect is achieved on pipeline equipment such as pumps and valves during working.

Present expansion bend in the use, in this expansion bend flexible accommodation process, needs a plurality of bracing pieces to run through, makes the expansion bend of accomplishing the regulation fix, because the expansion bend is adjusting the back, and runs through the in-process through the bracing piece, the expansion bend has unstable phenomenon, causes the bracing piece to have certain inconvenient problem when running through, for this reason the utility model provides a high pressure resistant expansion bend.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high pressure resistant expansion bend 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 high-pressure-resistant expansion piece comprises a main body, wherein a fixed base is fixed at the bottom end of the main body, connecting seats are fixed at the top end and the middle part of the main body, an expansion column penetrates through the inner side of the main body, a fixed seat is fixed at the top end of the expansion column, a rotating block is arranged on the side surface of the expansion column, a fixed column is arranged at the bottom end of the rotating block, an expansion link is arranged between the rotating block and the fixed column, the top end of the expansion link is fixedly connected with the bottom end of the rotating block, a connecting block is fixed at the bottom end of the expansion link, an expansion groove is formed at the top end of the fixed column, the connecting block and the expansion link are clamped into the inner side of the expansion groove, the expansion link is in threaded connection with the expansion groove, a connecting column is arranged at the top part of the rotating block, a limiting rotating groove is formed at the bottom end of the connecting column, and a limiting rotating block is arranged on the inner side of the limiting rotating groove, the bottom of spacing rotatory piece is fixed connection with the top of rotatory piece, the top of spliced pole all is fixed with the connection fixture block with the bottom of fixed column, the spread groove has all been seted up with the top of one of them connecting seat in the bottom of fixing base, connect the inboard and through threaded connection of fixture block card income spread groove.

Preferably, the inner wall of the main body is provided with a limiting sliding groove, the inner side of the limiting sliding groove is provided with a limiting sliding block, and the bottom end of the limiting sliding block is fixedly connected with the surface of the telescopic column.

Preferably, the surface of the limiting sliding block is attached to the inner wall of the limiting sliding groove, and the cross section of the limiting sliding block is of a rectangular structure.

Preferably, the surface of the limiting rotating block and the inner wall of the limiting rotating groove are in a fitting state, and the surface of the connecting clamping block and the inner wall of the connecting groove are in a fitting state.

Preferably, the sum of the lengths of the connecting block and the telescopic rod is consistent with the length of the telescopic groove, and the cross section of the end part of the connecting column is consistent with the cross section of the end part of the fixing column.

Preferably, a support rod is arranged between the fixing seat and one of the connecting seats, two ends of the support rod respectively penetrate through the fixing seat and the connecting seat, a nut is arranged at the bottom end of the connecting seat, and the nut and the support rod are in a sleeved state.

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

(1) through spliced pole, rotatory piece, spacing rotatory piece, fixed column, the connection fixture block of design, improve original expansion bend and wantonly have gliding phenomenon wantonly after adjusting the completion, cause the problem that has inconvenience when using, through this structure, make this expansion bend after accomplishing the regulation, tentatively carry out the rigidity, the rethread bracing piece runs through, makes the rigidity of expansion bend to increase the convenient degree of installation.

(2) Through the spacing slider, the spacing spout of design, make and increase limit structure between flexible post and the main part, avoid flexible post to have arbitrary rotatory phenomenon in the inboard of main part to increase and use convenient degree.

Drawings

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

FIG. 2 is an enlarged view of the area A of FIG. 1 according to the present invention;

FIG. 3 is a schematic cross-sectional view of the joint between the connecting column and the fixing column of the present invention;

in the figure: 1. a main body; 2. a connecting seat; 3. a fixed base; 4. a limiting chute; 5. a limiting slide block; 6. a telescopic column; 7. a fixed seat; 8. rotating the block; 9. a support bar; 10. fixing the column; 11. connecting grooves; 12. connecting a clamping block; 13. connecting columns; 14. a limiting rotation groove; 15. a limiting rotation block; 16. a telescopic rod; 17. connecting blocks; 18. a telescopic groove.

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 to 3, the present invention provides a technical solution: a high pressure resistant expansion piece comprises a main body 1, a fixed base 3 is fixed at the bottom end of the main body 1, connecting seats 2 are fixed at the top end and the middle part of the main body 1, an expansion column 6 penetrates through the inner side of the main body 1, the expansion piece is in a sleeve type structure form through the main body 1 and the expansion column 6, good connection and compensation in various industrial pipeline systems are well realized, application risks in the system are reduced, the use requirements in diversified pipeline systems are met, particularly, the expansion piece is used in a high-pressure pipeline system, a fixed seat 7 is fixed at the top end of the expansion column 6, a rotating block 8 is arranged on the side surface of the expansion column 6, a fixed column 10 is arranged at the bottom end of the rotating block 8, an expansion link 16 is arranged between the rotating block 8 and the fixed column 10, the top end of the expansion link 16 is fixedly connected with the bottom end of the rotating block 8, and a connecting block 17 is fixed at the bottom end of the expansion link 16, the top end of a fixed column 10 is provided with a telescopic groove 18, a connecting block 17 and a telescopic rod 16 are clamped into the inner side of the telescopic groove 18, the telescopic rod 16 is in threaded connection with the telescopic groove 18, the top of a rotating block 8 is provided with a connecting column 13, the bottom end of the connecting column 13 is provided with a limiting rotating groove 14, the inner side of the limiting rotating groove 14 is provided with a limiting rotating block 15, the bottom end of the limiting rotating block 15 is fixedly connected with the top end of the rotating block 8, the top ends of the connecting column 13 and the fixed column 10 are both fixed with a connecting fixture block 12, the bottom end of a fixed seat 7 and the top end of one of the connecting seats 2 are both provided with a connecting groove 11, the connecting fixture block 12 is clamped into the inner side of the connecting groove 11 and is in threaded connection, and the phenomenon that the original telescopic device can slide freely after adjustment is improved through the designed connecting column 13, the rotating block 8, the limiting rotating block 15, the fixed column 10 and the connecting fixture block 12, cause inconvenient problem when using, through this structure, make this expansion bend accomplish the back of adjusting, tentatively carry out the rigidity, rethread bracing piece 9 runs through, make the rigidity of expansion bend, thereby increase the convenient degree of installation, the surface of spacing rotatory piece 15 is the laminating state with the inner wall of spacing rotatory groove 14, the surface of connecting fixture block 12 is the laminating state with the inner wall of spread groove 11, connecting

block

17 and 16 length sums of telescopic link are unanimous with the length dimension of flexible groove 18, the tip cross section size of spliced pole 13 is unanimous with the tip cross section size of fixed column 10.

In this embodiment, it is preferred, spacing spout 4 has been seted up to the inner wall of main part 1, spacing spout 4's inboard is provided with limit slide 5, limit slide 5's bottom and flexible post 6's surface are fixed connection, limit slide 5 through the design, spacing spout 4, make and increase limit structure between flexible post 6 and the main part 1, it has arbitrary rotatory phenomenon to avoid flexible post 6 in the inboard of main part 1, thereby increase and use convenient degree, limit slide 5's surface is the laminating state with spacing spout 4's inner wall, limit slide 5's transversal rectangle structure of personally submitting.

In this embodiment, preferably, a supporting rod 9 is disposed between the fixing seat 7 and one of the connecting seats 2, two ends of the supporting rod 9 respectively penetrate through the fixing seat 7 and the connecting seat 2, a nut is disposed at the bottom end of the connecting seat 2, and the nut and the supporting rod 9 are in a sleeved state.

The utility model discloses a theory of operation and use flow: when the expansion piece is used and needs to be adjusted, the connecting block 17 at the end part of the telescopic rod 16 penetrates into the inner side of the telescopic groove 18, the telescopic rod 16 rotates to the inner side of the telescopic groove 18 by rotating the rotating block 8, then the connected connecting post 13 and the fixed post 10 are connected with the expansion piece, when in connection, the connecting fixture block 12 at the top end of the connecting post 13 is clamped into the inner side of the connecting groove 11 and is connected through screw threads, then the rotating block 8 rotates, the limiting rotating block 15 at the top end of the rotating block 8 rotates in the inner side of the limiting rotating groove 14 during the rotation of the rotating block 8, the telescopic rod 16 and the connecting block 17 at the bottom end of the rotating block 8 are connected through screw threads at the inner side of the telescopic groove 18, the distance between the rotating block 8 and the fixed post 10 is expanded, and the connecting fixture block 12 at the bottom end of the fixed post 10 is clamped into the inner side of the connecting groove 11, rotate rotatory piece 8 according to the user demand again, at rotatory in-process, make flexible post 6 be spacing sliding state in the inboard of main part 1 through the block of spacing slider 5 and spacing spout 4, adjust this expansion bend, after finishing adjusting, run through a plurality of bracing pieces 9 again, make the expansion bend after adjusting carry out the rigidity.

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 high pressure resistant expansion bend, includes main part (1), the bottom mounting of main part (1) has unable adjustment base (3), the top and the middle part of main part (1) all are fixed with connecting seat (2), the inboard of main part (1) is run through there is flexible post (6), the top of flexible post (6) is fixed with fixing base (7), its characterized in that: the side of the telescopic column (6) is provided with a rotating block (8), the bottom end of the rotating block (8) is provided with a fixed column (10), a telescopic rod (16) is arranged between the rotating block (8) and the fixed column (10), the top end of the telescopic rod (16) is fixedly connected with the bottom end of the rotating block (8), the bottom end of the telescopic rod (16) is fixedly provided with a connecting block (17), the top end of the fixed column (10) is provided with a telescopic groove (18), the connecting block (17) and the telescopic rod (16) are clamped into the inner side of the telescopic groove (18), the telescopic rod (16) is in threaded connection with the telescopic groove (18), the top end of the rotating block (8) is provided with a connecting column (13), the bottom end of the connecting column (13) is provided with a limiting rotating groove (14), the inner side of the limiting rotating groove (14) is provided with a limiting rotating block (15), the bottom end of the limiting rotating block (15) is fixedly connected with the top end of the rotating block (8), the top of spliced pole (13) and the bottom of fixed column (10) all are fixed with and are connected fixture block (12), spread groove (11) have all been seted up on the bottom of fixing base (7) and the top of one of them connecting seat (2), connect the inboard and through threaded connection that spread groove (11) were gone into to connection fixture block (12) card.

2. A high pressure resistant telescopic device according to claim 1, characterized in that: spacing spout (4) have been seted up to the inner wall of main part (1), the inboard of spacing spout (4) is provided with spacing slider (5), the bottom of spacing slider (5) is fixed connection with the surface of flexible post (6).

3. A high pressure resistant telescopic device according to claim 2, wherein: the surface of the limiting slide block (5) is in a fit state with the inner wall of the limiting slide groove (4), and the cross section of the limiting slide block (5) is of a rectangular structure.

4. A high pressure resistant telescopic device according to claim 1, characterized in that: the surface of the limiting rotating block (15) is in a laminating state with the inner wall of the limiting rotating groove (14), and the surface of the connecting clamping block (12) is in a laminating state with the inner wall of the connecting groove (11).

5. A high pressure resistant telescopic device according to claim 1, characterized in that: the sum of the lengths of the connecting block (17) and the telescopic rod (16) is consistent with the length of the telescopic groove (18), and the cross section of the end part of the connecting column (13) is consistent with the cross section of the end part of the fixing column (10).

6. A high pressure resistant telescopic device according to claim 1, characterized in that: be provided with bracing piece (9) between fixing base (7) and one of them connecting seat (2), fixing base (7) and connecting seat (2) are run through respectively to the both ends of bracing piece (9), the bottom of connecting seat (2) is provided with the nut, the nut is for cup jointing state with bracing piece (9).