CN217246119U

CN217246119U - Sealing device for negative pressure drainage pipe joint

Info

Publication number: CN217246119U
Application number: CN202220387119.9U
Authority: CN
Inventors: 吴丹; 苏小君; 杨英; 李丹
Original assignee: First Affiliated Hospital of Army Medical University
Current assignee: First Affiliated Hospital of Army Medical University
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-08-23
Anticipated expiration: 2032-02-25

Abstract

The utility model belongs to the technical field of the drainage tube, a closing means of negative pressure drainage tube joint is disclosed, including the drainage tube, install the joint on the one end outer wall of drainage tube, install the seal subassembly on the joint, the seal subassembly includes fixed knot structure and enclosed construction, and the enclosed construction includes that connecting piece and rotation connect the sealing plug on the connecting piece, and the sealing plug can insert the inside of drainage tube, and fixed knot constructs including installing the installation pipe on connecting the outer wall and connecting in the inboard collar of installation pipe, and the outside of first spliced pole is located to the collar cover. The utility model discloses a set up and seal the subassembly, when patient's drainage in-process need the activity of leaving the bed or go to the lavatory, the back is pulled out from the collecting vessel to the drainage tube negative pressure end, through the tip that inserts the drainage tube with enclosed construction's sealing plug to fix enclosed construction on the drainage tube through fixed knot structure, seal the tip of drainage tube, prevent that the liquid in the drainage tube from revealing, offer convenience for medical personnel and patient.

Description

Sealing device for negative pressure drainage pipe joint

Technical Field

The utility model belongs to the technical field of the drainage tube, concretely relates to closing device of negative pressure drainage tube connects.

Background

The drainage tube is a medical appliance for drainage in clinical surgery, which guides pus, blood and liquid accumulated in human tissues or body cavities to the outside of the body, prevents postoperative infection and promotes wound healing. During the use, the one end of drainage tube is inserted in the patient, and the other end is used for connecting in the collecting vessel, collecting vessel and central negative pressure intercommunication to produce the negative pressure in making the bucket, carry out the drainage to the patient, but current drainage tube still has the weak point when using, when the patient is when the drainage, need the activity of getting off the bed or go to the lavatory, can not take the collecting vessel, need extract the negative pressure end of drainage tube from the collecting vessel this moment, but the back is pulled out to the negative pressure end of drainage tube, liquid drips from the drainage tube easily, very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a closing means of negative pressure drainage tube joint to when solving current patient's drainage in-process and need moving about, the back is pulled out from the collecting vessel to drainage tube negative pressure end, the easy low problem that falls of liquid in the drainage tube.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a closing means of negative pressure drainage tube connects, includes the drainage tube, install the joint on the one end outer wall of drainage tube, install the seal subassembly on the joint, the seal subassembly includes fixed knot structure and enclosed construction, the enclosed construction includes the connecting piece and rotates the sealing plug of connecting on the connecting piece, the inside that the drainage tube can be inserted to the sealing plug, the connecting piece includes first spliced pole, fixed knot constructs including installing the installation pipe on connecting the outer wall and connecting in the collar at the inboard top of installation pipe, the outside at first spliced pole is located to the collar cover.

Preferably, the sealing plug further comprises a mounting sleeve, the connecting piece further comprises a third connecting column, the top end of the third connecting column is connected with the bottom end of the first connecting column, the bottom end of the third connecting column is rotatably connected with the top end of the sealing plug, and the mounting sleeve can be connected to the outside of the third connecting column in a screwing mode through threads and sleeved on the outside of the sealing plug.

Preferably, the connecting piece still includes the second spliced pole, the second spliced pole is connected and is extended to the outside top of installation pipe at first spliced pole, second spliced pole and third spliced pole are located the both ends face of first spliced pole respectively.

Preferably, the diameters of the second connecting column and the third connecting column are both larger than the diameter of the first connecting column, and the inner diameter of the mounting ring is smaller than the diameters of the second connecting column and the third connecting column.

Preferably, the top end of the sealing plug is connected with a connecting block, and the connecting block is rotatably embedded in the third connecting column.

Preferably, the outer wall of the mounting ring is symmetrically connected with two connecting rods, and one end, far away from the mounting ring, of each connecting rod is connected to the inner wall of the mounting pipe.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses a set up the seal assembly, the seal assembly comprises fixed knot structure and enclosed construction, and when the patient drainage in-process need get off the bed activity or go to the lavatory, the back is pulled out from the collecting vessel to the drainage tube negative pressure end, through the tip that inserts the seal plug of enclosed construction to fix the enclosed construction on the drainage tube through fixed knot structure, seal the tip of drainage tube, prevent that the liquid in the drainage tube from revealing, offer convenience for medical personnel and patient.

(2) Through setting up the installation cover, the installation cover can close soon through the screw thread and connect on enclosed construction's third spliced pole, protect the sealing plug in the inside of installation cover, the condition of activity can appear many times when patient's drainage in-process, after the activity at every turn, seal the subassembly and pull down the back from the drainage tube, install the installation cover on the third spliced pole, can prevent that the liquid that is stained with on the sealing plug from dripping everywhere, guaranteed that other objects do not receive the pollution, liquid can not be stained with medical personnel on hand when can also guaranteeing to seal the subassembly and use next time.

Drawings

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

FIG. 2 is a sectional view taken along line A-A in FIG. 1;

FIG. 3 is a schematic structural view of the closed structure of the present invention;

FIG. 4 is an enlarged view of FIG. 1 at B;

fig. 5 is a schematic view of the fitting between the middle sealing member and the mounting sleeve of the present invention;

FIG. 6 is a schematic view of the middle drainage tube and the connector of the present invention;

in the figure: 1. a drainage tube; 2. a joint; 3. installing a pipe; 4. a connecting rod; 5. a mounting ring; 6. a sealing plug; 7. installing a sleeve; 8. a first connecting column; 9. a second connecting column; 10. a third connecting column; 11. connecting blocks; 12. a connecting member.

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. 1-6, the present invention provides the following technical solutions: a sealing device of a negative pressure drainage tube joint comprises a drainage tube 1, wherein a joint 2 is installed on the outer wall of one end of the drainage tube 1, the joint 2 is located at the negative pressure end of the drainage tube 1, the structures of the drainage tube 1 and the joint 2 are shown in figures 1 and 6, the end face of the drainage tube 1 is flush with the end face of the joint 2, a sealing component is installed on the joint 2, the sealing component comprises a fixing structure and a sealing structure, the sealing structure comprises a connecting piece 12 and a sealing plug 6 which is rotatably connected to the connecting piece 12, the sealing plug 6 can be inserted into the drainage tube 1, the sealing plug 6 is made of rubber materials, the sealing plug 6 is in interference fit with the drainage tube 1, and the sealing plug 6 is inserted into the drainage tube 1 and can seal the end of the drainage tube 1; connecting piece 12 includes first connector column 8, and fixed knot constructs including installing installation pipe 3 on connecting 2 outer walls and connecting in the collar 5 at the inboard top of installation pipe 3, and installation pipe 3 closes soon through the screw thread and connects on connecting 2's outer wall, and the outside of first connector column 8 is located to 5 covers of collar, and collar 5 can rotate with first connector column 8 relatively.

When the patient need get off the bed when activity or go to the lavatory in the drainage process, pull out the back from the collecting vessel with the negative pressure end of drainage tube 1, will install the pipe 3 cover in the outside that connects 2, and insert the inside of drainage tube 1 with the tip of sealing plug 6, twist the installation pipe 3 again and revolve and twist on connecting 2, revolve and twist the in-process, sealing plug 6 constantly stretches into in to drainage tube 1, thereby seal the negative pressure end of drainage tube 1, prevent that the liquid in the drainage tube 1 from revealing when the patient moves about, bring the facility for medical personnel and patient, after the activity, with installation pipe 3 from connecting 2 and screwing down, can pull down the seal assembly fast.

Further, still include installation cover 7, as shown in fig. 1, installation cover 7 is the tubular structure, has seted up the screw thread on the one end inner wall of installation cover 7, and the other end is the closure form, and connecting piece 12 still includes third spliced pole 10, and the top of third spliced pole 10 is connected with the bottom of first spliced pole 8, and the bottom of third spliced pole 10 rotates with the top of sealing plug 6 to be connected, and installation cover 7 accessible screw thread closes soon to be connected in the outside of third spliced pole 10 to the cover is established in the outside of sealing plug 6. After the activity at every turn of the drainage in-process of patient, when the seal assembly was pulled down from drainage tube 1, twisted the installation cover 7 soon in the outside of third spliced pole 10 to the outside of sealing plug 6 is located to the cover, can prevent that the liquid that is stained with on the sealing plug 6 from dripping everywhere, has guaranteed that other objects do not receive the pollution, and liquid can not be stained with medical personnel on hand when can also guaranteeing the seal assembly to use next time.

Furthermore, the connecting piece 12 further comprises a second connecting column 9, the second connecting column 9 is connected to the top end of the first connecting column 8 extending to the outside of the mounting tube 3, the second connecting column 9 and the third connecting column 10 are respectively located on two end faces of the first connecting column 8, when the mounting sleeve 7 is mounted, the end portion of the second connecting column 9 is pinched, and the mounting sleeve 7 is convenient to screw.

Specifically, the diameters of the second connecting column 9 and the third connecting column 10 are both larger than the diameter of the first connecting column 8, the inner diameter of the mounting ring 5 is smaller than the diameters of the second connecting column 9 and the third connecting column 10, and the inner diameter of the mounting ring 5 is slightly larger than the diameter of the first connecting column 8, so that the mounting ring 5 can rotate relative to the first connecting column 8, and the mounting ring 5 is prevented from moving to the outside of the second connecting column 9 and the third connecting column 10.

It is worth explaining that the top end of the sealing plug 6 is connected with a connecting block 11, the connecting block 11 is rotatably embedded in the third connecting column 10, and the sealing plug 6 is connected to the third connecting column 10 through the connecting block 11.

Furthermore, two connecting rods 4 are symmetrically connected to the outer wall of the mounting ring 5, and one ends, far away from the mounting ring 5, of the connecting rods 4 are connected to the inner wall of the mounting pipe 3.

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 closing means of negative pressure drainage tube connects which characterized in that: including drainage tube (1), install on the one end outer wall of drainage tube (1) and connect (2), install the seal subassembly on connecting (2), the seal subassembly includes fixed knot structure and enclosed construction, the enclosed construction includes connecting piece (12) and rotates sealing plug (6) of connecting on connecting piece (12), the inside of drainage tube (1) can be inserted in sealing plug (6), connecting piece (12) are including first spliced pole (8), fixed knot constructs including installing installation pipe (3) on connecting (2) outer wall and connecting in installing ring (5) at installation pipe (3) inboard top, the outside of first spliced pole (8) is located to installing ring (5) cover.

2. The closure device of a negative pressure drain fitting of claim 1, wherein: still include installation cover (7), connecting piece (12) still include third spliced pole (10), the top of third spliced pole (10) is connected with the bottom of first spliced pole (8), the bottom of third spliced pole (10) is rotated with the top of sealing plug (6) and is connected, installation cover (7) accessible screw thread closes soon and connects in the outside of third spliced pole (10) to the outside at sealing plug (6) is established to the cover.

3. The closure device of a negative pressure drain fitting of claim 2, wherein: connecting piece (12) still include second spliced pole (9), second spliced pole (9) are connected and are extended to the outside top of installation pipe (3) at first spliced pole (8), second spliced pole (9) and third spliced pole (10) are located the both ends face of first spliced pole (8) respectively.

4. The closure device of a negative pressure drain fitting of claim 3, wherein: the diameters of the second connecting column (9) and the third connecting column (10) are larger than the diameter of the first connecting column (8), and the inner diameter of the mounting ring (5) is smaller than the diameters of the second connecting column (9) and the third connecting column (10).

5. The closure device of a negative pressure drain fitting of claim 2, wherein: the top end of the sealing plug (6) is connected with a connecting block (11), and the connecting block (11) is rotatably embedded in the third connecting column (10).

6. The closure device of a negative pressure drain fitting of claim 1, wherein: the outer wall of the mounting ring (5) is symmetrically connected with two connecting rods (4), and one ends, far away from the mounting ring (5), of the connecting rods (4) are connected to the inner wall of the mounting pipe (3).