CN217634457U

CN217634457U - Novel PFA hose applied to medicine

Info

Publication number: CN217634457U
Application number: CN202220831506.7U
Authority: CN
Inventors: 张洪昌; 郝华
Original assignee: Shanghai Heshi New Material Technology Co ltd
Current assignee: Shanghai Heshi New Material Technology Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-10-21
Anticipated expiration: 2032-04-06

Abstract

The utility model relates to the technical field of PFA hose, in particular to a novel PFA hose applied to medicine, which comprises a pipe body, a first connector and a second connector, wherein the first connector and the second connector are respectively fixed at two ends of the pipe body, and the first connector and the second connector of different pipe bodies are mutually butted; the second connecting head is provided with a sealing groove and a butt joint groove, the first connecting head is correspondingly provided with a connecting block, and the connecting block is clamped in the sealing groove and the butt joint groove in a matching manner; a clamping groove is formed in the butt joint groove, a clamping block is correspondingly arranged on the connecting block, and the clamping groove and the clamping block are mutually clamped; the pipe body is made of PFA material; the PFA hose provided by the utility model has the advantages that different pipe bodies can be connected with each other so as to be used in series; the two groups of connectors which are mutually butted have good sealing performance, and the assembly mode is simple and convenient and is convenient to use; overall structure is simple, reasonable in design, adopts raw materials low in cost, the purchase in batches of being convenient for.

Description

Novel PFA hose applied to medicine

Technical Field

The utility model relates to a PFA hose technical field specifically is a novel PFA hose of being applied to medicine.

Background

The PFA material is a copolymer plastic, has good toughness, strong viscosity and corrosion resistance, can be applied to the manufacture of an anti-corrosion pipe, is widely applied in our life, and has a body shadow in some medical instruments due to high chemical stability.

The PFA hose in the existing medical apparatus mainly has the problem of simpler structure, is inconvenient to connect different pipe bodies, and has limited service life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to novel PFA hose of medicine 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 novel PFA hose applied to medicine comprises a hose body, a first connector and a second connector, wherein the first connector and the second connector are respectively fixed at two ends of the hose body, and the first connector and the second connector of different hose bodies are mutually butted; the second connecting head is provided with a butt joint groove and a sealing groove, the first connecting head is correspondingly provided with connecting blocks, and the connecting blocks are clamped in the butt joint groove and the sealing groove in a matching manner; a clamping groove is formed in the butt joint groove, a clamping block is correspondingly arranged on the connecting block, and the clamping groove and the clamping block are mutually clamped; the pipe body is made of PFA material.

Preferably, the sealing groove is a circular truncated cone-shaped groove body, and the butt joint groove is a cylindrical groove and is in butt joint with the bottom of the sealing groove; the connecting block is formed by butt joint of a circular truncated cone-shaped structure and a cylindrical structure and is matched and butted with the butt joint groove and the sealing groove respectively.

Preferably, the clamping grooves are uniformly arranged around the groove wall of the butt joint groove, and the cross section of each clamping block is of a right-angled trapezoid structure.

Preferably, the pipe body comprises an outer pipe and an inner pipe, and the inner pipe is nested inside the outer pipe; strip-shaped support bands are arranged on the outer pipe and the inner pipe; the support band evenly is provided with many round the outer tube inner wall, and the length direction who supports the band is the same with the length direction of body.

Preferably, the thickness of the outer tube and the inner tube is the same, and the thickness of the supporting band is 0.75-0.85 times of the thickness of the outer tube.

Compared with the prior art, the beneficial effects of the utility model are that: the PFA hose provided by the utility model has the advantages that different pipe bodies can be connected with each other so as to be used in series; the two groups of connectors which are mutually butted have good sealing performance, and the assembly mode is simple and convenient and is convenient to use; overall structure is simple, reasonable in design, adopts raw materials low in cost, the purchase in batches of being convenient for.

Drawings

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

fig. 2 is a schematic connection diagram of the first connector and the second connector of the present invention;

FIG. 3 is a schematic view of the tube body structure of the present invention;

the reference numbers in the figures: 1. a pipe body; 2. a first connection head; 3. a second connector; 4. a butt joint groove; 5. a sealing groove; 6. a card slot; 7. connecting blocks; 8. a clamping block; 9. an outer tube; 10. an inner tube; 11. a support belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "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 according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a novel PFA hose applied to medicines comprises a pipe body 1, a first connector 2 and a second connector 3, wherein the first connector 2 and the second connector 3 are respectively fixed at two ends of the pipe body 1, and the first connector 2 and the second connector 3 of different pipe bodies 1 are mutually butted; the second connector 3 is provided with a butt joint groove 4 and a sealing groove 5, the first connector 2 is correspondingly provided with a connecting block 7, and the connecting block 7 is clamped in the butt joint groove 4 and the sealing groove 5 in a matching manner; a clamping groove 6 is arranged in the butt joint groove 4, a clamping block 8 is correspondingly arranged on the connecting block 7, and the clamping groove 6 and the clamping block 8 are mutually clamped; the pipe body 1 is made of PFA material.

Further, the sealing groove 5 is a circular truncated cone-shaped groove body, and the butt joint groove 4 is a cylindrical groove and is in butt joint with the bottom of the sealing groove 5; the connecting block 7 is formed by butt joint of a circular truncated cone-shaped structure and a cylindrical structure and is respectively matched and butted with the butt joint groove 4 and the sealing groove 5.

Furthermore, a plurality of clamping grooves 6 are uniformly arranged around the groove wall of the butt joint groove 4, and the cross section of each clamping block 8 is of a right-angled trapezoid structure.

Further, the pipe body 1 comprises an outer pipe 9 and an inner pipe 10, wherein the inner pipe 10 is nested inside the outer pipe 9; strip-shaped support bands 11 are arranged on the outer tube 9 and the inner tube 10; the support belt 11 is evenly provided with a plurality of strips around the inner wall of the outer pipe 9, and the length direction of the support belt 11 is the same as that of the pipe body 1.

Further, the thickness of the outer tube 9 and the inner tube 10 is the same, and the thickness of the support band 11 is 0.75 to 0.85 times of the thickness of the outer tube 9.

The working principle is as follows: in the in-service use process, body 1 is including inside and outside two-layer, and outer tube 9, inner tube 10 guarantee that it has sufficient structural strength through supporting band 11 interconnect to guarantee life. The two ends of the pipe body 1 are respectively provided with the first connector 2 and the second connector 3 which have different structures and are mutually matched, and different pipe bodies 1 can be connected through the first connector 2 and the second connector 3, so that the length of the pipe body 1 is prolonged, and the practical use condition is matched.

First connector 2 passes through connecting block 7 card at butt joint groove 4 and the seal groove 5 of second connector 3, through the fixture block 8 on the connecting block 7 and the 6 joints of draw-in groove in the butt joint groove 4, guarantees the stability of connecting. The circular truncated cone-shaped sealing groove 5 is in butt joint with a circular truncated cone-shaped structure at the front end of the connecting block 7, and the sealing performance of the two connected structures is guaranteed. The clamping block 8 of the right trapezoid structure is convenient to clamp into the clamping groove 6, and can be clamped with the clamping groove 6 through the right-angle surface, so that the connecting effect is guaranteed.

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. A novel PFA hose for use in medicine, characterized in that: the pipe comprises a pipe body (1), a first connector (2) and a second connector (3), wherein the first connector (2) and the second connector (3) are respectively fixed at two ends of the pipe body (1), and the first connector (2) and the second connector (3) of different pipe bodies (1) are mutually butted; the second connector (3) is provided with a butt joint groove (4) and a sealing groove (5), the first connector (2) is correspondingly provided with a connecting block (7), and the connecting block (7) is clamped in the butt joint groove (4) and the sealing groove (5) in a matching manner; a clamping groove (6) is formed in the butt joint groove (4), a clamping block (8) is correspondingly arranged on the connecting block (7), and the clamping groove (6) and the clamping block (8) are mutually clamped; the pipe body (1) is made of PFA material.

2. The novel PFA hose for use in medicine according to claim 1, wherein: the sealing groove (5) is a circular truncated cone-shaped groove body, and the butt joint groove (4) is a cylindrical groove and is in butt joint with the bottom of the sealing groove (5); the connecting block (7) is formed by butt joint of a circular truncated cone-shaped structure and a cylindrical structure and is respectively matched and butted with the butt joint groove (4) and the sealing groove (5).

3. The novel PFA hose for use in medicine according to claim 1, wherein: the clamping grooves (6) are uniformly arranged around the groove wall of the butt joint groove (4), and the cross section of each clamping block (8) is of a right-angled trapezoid structure.

4. The novel PFA hose for use in medicine according to claim 1, wherein: the pipe body (1) comprises an outer pipe (9) and an inner pipe (10), and the inner pipe (10) is nested inside the outer pipe (9); strip-shaped support bands (11) are arranged on the outer tube (9) and the inner tube (10); the support belt (11) is uniformly provided with a plurality of strips around the inner wall of the outer pipe (9), and the length direction of the support belt (11) is the same as that of the pipe body (1).

5. The novel PFA hose for use in medicine according to claim 4, wherein: the thickness of the outer tube (9) and the thickness of the inner tube (10) are the same, and the thickness of the support band (11) is 0.75-0.85 times of the thickness of the outer tube (9).