CN218687126U - Filtration formula polypropylene combined cover is with straining fast regulation structure - Google Patents

Abstract

The utility model discloses a filtration formula polypropylene combined cover is with filtration rate regulation structure, comprising a structure main body, the center post, the blend stop, activity blade and bull stick, the center post sets up the central point department of putting in the structure main body inside, the blend stop all sets up inside the structure main body in the center post outside, be provided with the annular groove on the structure main body inner wall of blend stop position department, the bull stick sets up the central point department of putting in the center post inside, and the bull stick rotates with the center post to be connected, and the top of bull stick extends to the top of center post, the activity blade sets up the inside at the blend stop, be provided with annular seal groove on the outer wall at structure main body top, and the inside of annular seal groove closely glues to be stained with sealed rubber ring. The utility model is not only reasonable in structural design, improved the convenience of filtering speed regulation operation, be convenient for fix, the leakproofness is good moreover.

Description

Filtration formula polypropylene combined cover is with straining fast regulation structure

Technical Field

The utility model relates to a polypropylene combined cover technical field specifically is a filtration formula polypropylene combined cover is with straining fast regulation structure.

Background

The polypropylene combined cover is a component for packaging the infusion container, the combined cover is an indispensable part in the infusion container, the combined cover is used for guiding out liquid medicine, so that the liquid medicine enters the dropper, the infusion operation of medical staff on a patient is facilitated, and the filtering type polypropylene combined cover is a combined cover with a filtering effect and can filter impurities in the liquid medicine.

Because filtration formula polypropylene combined cover need adjust the filtration rate when using, and general filtration rate adjusts structural design unreasonably, adjusts the operation fast convenient inadequately, and inconvenient the fixing is in polypropylene combined cover moreover, consequently needs to improve urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filtration formula polypropylene combined cover is with straining speed regulation structure to it adjusts the inconvenient operation, fixed inconvenient problem to propose to strain speed regulation structure in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a filtration formula polypropylene is filtration speed regulation structure for combined cover, includes structural subject, center post, blend stop, activity blade and bull stick, the center post sets up the central point department of putting in structural subject inside, the blend stop all sets up inside the structural subject outside the center post, just the one end of blend stop and the outer wall fixed connection of center post, and the other end of blend stop and the inner wall fixed connection of structural subject, be provided with annular groove on the structural subject inner wall of blend stop position department, the bull stick sets up the central point department of putting in the center post, just the bull stick rotates with the center post to be connected, and the top of bull stick extends to the top of center post, the activity blade sets up in the inside of blend stop, just the one end of activity blade extends to the inside of center post and with bull stick fixed connection, and the other end of activity blade extends to the inside of annular groove and closely laminates with it.

Preferably, be provided with annular seal groove on the outer wall at structure main part top, just the inside of annular seal groove closely glues and is glued there is sealed rubber ring, fills the gap between structure main part and the combined cover, has improved the leakproofness of structure.

Preferably, the inside of center post is provided with the cavity, and be provided with four groups of annular through-grooves on the outer wall of center post, provide the space that removes for movable blade.

Preferably, the barrier strips are divided into an upper group and a lower group, a through groove is formed between the barrier strips, the height value of the through groove is slightly larger than the thickness value of the movable blade, and a storage space is provided for the movable blade.

Preferably, a knob is fixed at the top end of the rotating rod, and anti-skid grains are arranged on the outer wall of the knob, so that the rotating rod is convenient to rotate.

Preferably, all be provided with equidistant through-hole in the structure main part lateral wall of annular seal groove below, just the location inserted bar is worn to be equipped with in the inside of through-hole, is convenient for fix this structure.

Compared with the prior art, the beneficial effects of the utility model are that: the filtering speed adjusting structure for the filtering polypropylene combined cover has reasonable structural design, improves the convenience of filtering speed adjusting operation, is convenient to fix and has good sealing property;

(1) The central column, the barrier strips, the movable blades, the rotating rod and the annular grooves are arranged, the rotating knob is rotated to enable the rotating rod to rotate in the central column, the rotating rod drives the movable blades to rotate, the movable blades move along the annular grooves and move out of the barrier strips, when the movable blades are partially moved out, the unit filtering area is reduced, the filtered water amount in unit time is reduced, when the movable blades are completely moved out, the filtered water amount in unit time is minimum, and when the movable blades are completely retracted into the barrier strips, the filtered water amount in unit time is maximum, so that the convenience of filtering speed adjusting operation is improved;

(2) The positioning insertion rod and the through hole are arranged, the positioning insertion rod is pushed outwards to move in the through hole, one end of the positioning insertion rod is clamped into the groove in the inner wall of the combined cover, and the structure main body can be positioned, so that the structure is fixed conveniently;

(3) Through being provided with annular seal groove, sealed rubber ring, because be equipped with annular seal groove on the outer wall of structure main part, the inside sealed rubber ring of annular seal groove bulges to the outside of annular seal groove, and sealed rubber ring extrudees and closely laminates with the inner wall of combined cover, fills the gap between structure main part and the combined cover to the leakproofness of structure has been improved.

Drawings

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

FIG. 2 is a schematic view of the appearance structure of the present invention;

fig. 3 is a side view schematic structure diagram of the present invention;

fig. 4 is a schematic view of the positioning insertion rod of the present invention with a partially sectional and enlarged structure.

In the figure: 1. a structural body; 2. a central column; 3. blocking strips; 4. a movable blade; 5. a rotating rod; 6. an annular groove; 7. positioning the inserted rod; 8. an annular seal groove; 9. sealing the rubber ring; 10. a knob; 11. anti-skid lines; 12. and a through hole.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a filtering speed adjusting structure for a filtering polypropylene combined cover comprises a structure main body 1, a central column 2, a barrier strip 3, movable blades 4 and a rotating rod 5, wherein the central column 2 is arranged at the central position in the structure main body 1;

a cavity is arranged in the central column 2, and four groups of annular through grooves are arranged on the outer wall of the central column 2, so that a moving space is provided for the movable blades 4;

the barrier strips 3 are all arranged inside the structural main body 1 outside the central column 2, one ends of the barrier strips 3 are fixedly connected with the outer wall of the central column 2, and the other ends of the barrier strips 3 are fixedly connected with the inner wall of the structural main body 1;

the barrier strips 3 are divided into an upper group and a lower group, a through groove is arranged between the barrier strips 3, the height value of the through groove is slightly larger than the thickness value of the movable blade 4, and a storage space is provided for the movable blade 4;

an annular groove 6 is arranged on the inner wall of the structure main body 1 at the position of the barrier strip 3;

the rotating rod 5 is arranged at the center position in the central column 2, the rotating rod 5 is rotatably connected with the central column 2, and the top end of the rotating rod 5 extends to the upper part of the central column 2;

a knob 10 is fixed at the top end of the rotating rod 5, and anti-skid grains 11 are arranged on the outer wall of the knob 10, so that the rotating rod 5 can be conveniently rotated;

the movable blade 4 is arranged inside the barrier strip 3, one end of the movable blade 4 extends into the central column 2 and is fixedly connected with the rotating rod 5, and the other end of the movable blade 4 extends into the annular groove 6 and is tightly attached to the annular groove;

an annular sealing groove 8 is formed in the outer wall of the top of the structure main body 1, a sealing rubber ring 9 is tightly adhered to the inside of the annular sealing groove 8, a gap between the structure main body 1 and the combined cover is filled, and the sealing performance of the structure is improved;

the through holes 12 with equal intervals are arranged in the side wall of the structure body 1 below the annular sealing groove 8, and the positioning insertion rods 7 penetrate through the through holes 12, so that the structure is convenient to fix.

When the embodiment of the application is used: firstly, the structure body 1 is placed in the filtering type polypropylene combined cover, the structure body 1 is positioned above a filtering layer of the combined cover, secondly, the positioning inserted rod 7 is pushed outwards to move in the through hole 12, one end of the positioning inserted rod 7 is clamped in a groove on the inner wall of the combined cover, the structure body 1 can be positioned, and therefore the structure is convenient to fix, then, when the filtering speed is adjusted, the knob 10 is rotated to enable the rotating rod 5 to rotate in the central column 2, the rotating rod 5 drives the movable blade 4 to rotate, the movable blade 4 moves along the annular groove 6 and moves out from the space between the barrier strips 3, when the movable blade 4 is partially moved out, the unit filtering area is reduced, and the filtering water quantity in unit time is reduced, when movable vane 4 shifts out completely, the filtration water yield in the unit interval is minimum, when movable vane 4 took in the inside of blend stop 3 completely, the filtration water yield in the unit interval is the biggest, this structural design is reasonable, the filtration rate is adjusted the simple operation, therefore, the clothes hanger is strong in practicability, and, because be equipped with annular seal groove 8 on the outer wall of main structure body 1, the inside sealing rubber ring 9 of annular seal groove 8 bulges to the outside of annular seal groove 8, sealing rubber ring 9 extrudees and closely laminates with the inner wall of combined cover, fill the gap between main structure body 1 and the combined cover, thereby the leakproofness of structure has been improved, the work of filtering the structure is adjusted with the filtration rate to completion filtration polypropylene combined cover.

Claims (6)

1. The utility model provides a filtration formula polypropylene is filtration speed regulation structure for combined cover, its characterized in that, includes structural subject (1), center post (2), blend stop (3), activity blade (4) and bull stick (5), center post (2) set up the central point department of putting in structural subject (1) inside, blend stop (3) all set up inside structural subject (1) outside center post (2), just one end and the outer wall fixed connection of center post (2) of blend stop (3), and the other end and the inner wall fixed connection of structural subject (1) of blend stop (3), be provided with annular groove (6) on structural subject (1) inner wall of blend stop (3) position department, bull stick (5) set up the central point department of putting in (2), just bull stick (5) are connected with center post (2) rotation, and the top of bull stick (5) extends to the top of center post (2), activity blade (4) set up in the interior of blend stop (3), just one end of activity blade (4) extends to and the fixed connection of center post (2) and the other end of pole (6) closely laminates with the inner post (2).

2. The filter-type polypropylene composite cover filter-type speed adjusting structure according to claim 1, wherein: an annular sealing groove (8) is formed in the outer wall of the top of the structure body (1), and a sealing rubber ring (9) is tightly adhered to the inside of the annular sealing groove (8).

3. The filter-type polypropylene composite cover filter-type speed adjusting structure according to claim 1, wherein: a cavity is formed in the center column (2), and four groups of annular through grooves are formed in the outer wall of the center column (2).

4. The filter-type polypropylene composite cover filter-type speed adjusting structure according to claim 1, wherein: the barrier strips (3) are divided into an upper group and a lower group, a through groove is formed between the barrier strips (3), and the height value of the through groove is slightly larger than the thickness value of the movable blade (4).

5. The filter-type polypropylene composite cover filter-type speed adjusting structure according to claim 1, wherein: the top end of the rotating rod (5) is fixed with a knob (10), and the outer wall of the knob (10) is provided with anti-skidding lines (11).

6. The filter-type polypropylene composite cover filter-type speed adjusting structure according to claim 2, wherein: the structure is characterized in that through holes (12) with equal intervals are formed in the side wall of the structure body (1) below the annular sealing groove (8), and positioning insertion rods (7) penetrate through the through holes (12).

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