CN207191818U - A kind of bag film ring interface device - Google Patents
A kind of bag film ring interface device Download PDFInfo
- Publication number
- CN207191818U CN207191818U CN201721261969.XU CN201721261969U CN207191818U CN 207191818 U CN207191818 U CN 207191818U CN 201721261969 U CN201721261969 U CN 201721261969U CN 207191818 U CN207191818 U CN 207191818U
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- film
- base
- retainer plate
- open mouth
- mouth end
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Abstract
Industrial packaging field is the utility model is related to, particularly a kind of bag film ring interface device.Existing bag film interface unit and bag film are to being connected in hot melt and needing special equipment to handle, and both Butt sealing poor reliability, tear-resistant performance are weak, and manufactured inner bag use is safe not enough.The utility model provides a kind of bag film ring interface device, including the open hollow base of upper and lower ends and a film retainer plate that fastening can be fastened with base lower open mouth end, the film retainer plate outer rim one is enclosed is provided with the fastening structure to match between the circle of base lower open mouth end inwall one, the plastic foil being layed between the two can be clamped when film retainer plate is fastened on base lower open mouth end, so that bag film interface unit is anchored on plastic foil, again after plastic foil fold closure with regard to bag film can be made, bag film and interface unit docking site good airproof performance, tear-resistant performance is strong, inner bag is safe and reliable made of both.
Description
Technical field
Industrial packaging field is the utility model is related to, particularly a kind of bag film ring interface device.
Background technology
Traditional industry liquid charging stock is contained and transported by metal drum, is to reduce the requirement of metal drum inwall processing and carry later
High metal bucket, which scraps safety, to be prevented from polluting, and occurs containing transport liquid charging stock, the inner bag with the supporting preset inner bag of metal drum
Bag film including closing and the bag film interface unit at the top of it, by advanced processing into the inner bag of web-like from metal during use
The standard openings of bucket top surface are filled in bucket, then bag film interface unit and metal drum standard openings are fixed, it is possible to pass through interface
Device pours into liquid to bag film, and bag film makes liquid and metal drum is completely separated is not in contact, and thus avoid liquid contact
Pollution that metal drum inner wall belt comes and to metal drum inwall specially treated requirement, so as to simplify metal drum manufacturing process, prevents gold
Category bucket scrap it is improper pollute environment, while metal drum also can Reusability contain transport different liquids.Existing bag film connects
Frequently with sweat soldering mode, interface unit is the hollow base of a two open ends for the sealing docking of mouthpart and bag film, during manufacture
Base one end and the plastic foil hot melt fixation for making bag film, the other end is as filling liquid entrance and can match somebody with somebody closure, then
The plastic foil with interface unit is cut into after given shape fold closure so that complete closed film bag is made again.This hot melt side
Following defect be present in formula:The tear-resistant poor performance in sealing docking site of bag film and bag film interface unit, when bag film fills liquid
After body, docking site is easy to damaged disengagement, causes the fluid seepage contained, and then contacting metal bucket inwall pollutes, and gives
User brings inconvenience;Bag film interface unit and bag film use sweat soldering, it is necessary to which special equipment is handled, and processing is numb
It is tired of, cost height, sweat soldering disqualification rate has 3/1000ths in addition, and the material of interface unit must also match with bag film could very
Good heat-melting butt-joint, to the fastidious harshness of product materials.
Utility model content
The technical problems to be solved in the utility model and propose technical assignment be overcome it is existing, there is provided a kind of bag film ring
Shape interface unit, the bag film interface unit and bag film docking are convenient and without special equipment processing, bag film interface unit and thin
The docking site good airproof performance of film bag, tear-resistant performance are strong, damaged disengagement will not also occur after bag film fills liquid, finally
Manufactured inner bag is safe and reliable.
The utility model solves the technical scheme that technical problem uses:A kind of bag film ring interface device, including upper and lower two
Open hollow base is held, it is characterized in that also including a film retainer plate that fastening can be fastened with base lower open mouth end, the film
Retainer plate outer rim one is enclosed is provided with the fastening structure to match between the circle of base lower open mouth end inwall one, and the fastening structure can make film
Zero clearance radially and plastic foil thickness gap vertically are kept between retainer plate and base, when the film retainer plate fastens
The plastic foil being layed between the two can be clamped when base lower open mouth end, so that bag film interface unit is anchored on plastic foil, and
And clamping part and bag film interface unit are tightly connected on plastic foil.The utility model changes existing bag film interface unit as list
Only base and and the mode that seals of plastic foil hot-melt adhesive paste, bag film interface unit is changed into the base of Split type structure and film is fixed
Circle, is provided with the fastening structure to match between film retainer plate and base, the fastening structure can make to protect between film fixing pipe and base
The zero clearance of radial direction and the plastic foil thickness gap of axial direction are held, can just be clamped in advance when film retainer plate is fastened on base lower open mouth end
Laying plastic foil between the two elements, wherein mainly radially grip plastic film, realizes plastic foil and film bag interface
The intersection that the sealed connection of device, base and film retainer plate fasten firmly fastens to the plastic foil pressed from both sides in the inner, then stifled
Firmly the plastic foil of base inner chamber dismiss after remainder plastic foil is cut, after fold closure with regard to closed film bag can be made, most
Bag film made of end and bag film interface unit docking site good airproof performance, tear-resistant performance are strong, after bag film fills liquid
Also damaged disengagement will not occur, it is safe and reliable as inner bag;The docking that bag film interface unit clamps connection plastic foil does not conform to
Lattice rate only has a ten thousandth, and product sorting scope is wide, the particular/special requirement without original hot melt to match materials.
As further improving and supplementing to above-mentioned technical proposal, the utility model uses following technical measures:It is described
Fastening structure includes the annular convex rib and annular groove of mutually interlocking tight fit, and one of both is located in film retainer plate outer rim,
Another is on base lower open mouth end inwall.The fastening structure of base and film retainer plate is the convex annular that can mutually rabbet matching
Muscle and annular groove, simple in construction, fasten and coordinate fastening is reliable;One of them of annular convex rib and annular groove are fixed located at film
Enclose in outer rim, another is on base lower open mouth end inwall, and annular convex rib and annular groove can be with transpositions.
The annular groove in the film retainer plate outer rim and annular groove it is open radially, the twice of annular groove
Side wall is upper track annular protrusion and lower road annular protrusion parallel above and below twice in film retainer plate outer rim, is fastened in film retainer plate
The upper track annular protrusion and base lower open mouth end inwall tight fit are with grip plastic film, the convex annular during base lower open mouth end
Muscle is on base lower open mouth end inwall, and annular convex rib bottom surface and base lower open mouth end end face.Circular groove structure compared with
For complexity, surrounded by annular protrusion parallel above and below twice in film retainer plate outer rim and it is open radially, injection can be passed through
Mode easily fabricates and controls size, to be interference fitted with base lower open mouth end inwall;The letter of annular convex rib structure
It is single, located at base lower open mouth end inwall, convenient processing.
The lower road annular protrusion radially externally protrudes out in upper track annular protrusion.Twice annular protrusion Zhong Xia roads annular protrusion relatively on
Road annular protrusion evagination becomes apparent from so that the upper side wall that upper track annular protrusion is corresponded in annular groove side wall is shorter than corresponding lower road ring
The raised lower wall of shape, more smooth quick when film retainer plate and the fastening installation of base lower open mouth end, annular convex rib is easily crossed
The shorter upper track annular protrusion first encountered, it is spacing when annular convex rib is snapped onto in the annular groove that twice annular protrusion surrounds
Between twice annular protrusion, there is the resistance surface bigger compared with upper track annular convex rib between lower road annular protrusion and annular convex rib
Product.
The base lower open mouth end inwall and end face junction, upper track annular protrusion top surface and side wall junction are arc
Transition face.Arc transiting surface contributes to firm grip plastic film, when base and film retainer plate fasten grip plastic film when fastening, modeling
Material film is close to arc transiting surface clamping, area increase is effectively clamped, compared with the transition face grip plastic that right-angle surface etc. has obvious turning
Film effect is more preferable.
The footpath that annular is circumferentially set on the annular convex rib is inwardly dashed forward, and inwardly prominent surface is curved in the footpath, is fixed in film
Circle is fastened on the inside prominent groove bottom tight fit with annular groove in footpath during base lower open mouth end, and footpath is inwardly prominent to be opened with base
The spigot surface that annular convex rib surface between mouth end end face is formed and the grafting of film retainer plate coordinates.Annular convex rib top sets surface
The footpath of arc is inwardly prominent to increase the contact area of grip plastic film, and when film retainer plate fastens base lower open mouth end, this is radially
Interior prominent and annular groove groove bottom tight fit, to clamp the plastic foil between laying base and film retainer plate;Footpath it is inwardly prominent and
Annular convex rib surface between base lower open mouth end end face forms spigot surface, when film retainer plate is fastened on base lower open mouth end from
Guide effect.
The base inwall is provided with the prominent eaves of annular radially projecting at one, and the prominent eaves is located at the upper of annular convex rib
Side.The effect of prominent eaves is to stop isolated organ perfusion rifle, when preventing that Filling gun from stretching into bag film interface unit to bag film perfusion liquid,
Filling gun, which fills in base top and moves down it to film retainer plate, to be dropped out base lower open mouth end, causes bag film and film bag interface
Device disengages.
The annular convex rib and prominent eaves and connection both base inwall surround the limit chamber of arc, the film retainer plate
Outer rim upper surface position it is circumferentially arranged it is upward convex to form the positive stop end that matches with limit chamber, when film retainer plate is fastened on
The positive stop end and limit chamber tight fit during base lower open mouth end., can be with by the positive stop end of arc and the tight fit of limit chamber
Improve the frictional force that when fastening assembling and plastic foil contacts and increase compression area, it is ensured that to modeling when film retainer plate and base fasten
Expect that film compacting is more firm.
Prominent eaves bending downwards causes the upper surface of prominent eaves to form lozenges obliquely.Because prominent eaves is bent downwards,
And causing its upper surface to form lozenges obliquely, the lozenges can form up big and down small taper and close up, upper sealing
Lid is put into energy automatic centering when taper is closed up, to improve the sealing of bag film interface unit and closure docking.When film retainer plate
When fastening base lower open mouth end, the raised prominent eaves elasticity that must strut bending on film retainer plate as positive stop end is caught in spacing
Chamber, the prominent eaves of bending can the foregoing projection of clamping, make film retainer plate and base fasten it is tighter more firm.
Bag film interface unit is changed into the base and film retainer plate of Split type structure by the utility model, film retainer plate button during use
The plastic foil of laying between the two elements in advance can be just clamped together in base lower open mouth end, realizes plastic foil and film bag interface
The intersection that the sealed connection of device, base and film retainer plate fasten firmly fastens to the plastic foil pressed from both sides in the inner, then stifled
Firmly the plastic foil of base inner chamber dismiss after remainder plastic foil is cut, after fold closure with regard to closed film bag can be made, it is thin
Film bag interface device and bag film docking site good airproof performance, tear-resistant performance are strong, will not also occur after bag film fills liquid
Breakage disengages, safe and reliable as inner bag.
Brief description of the drawings
Fig. 1:The utility model uses schematic diagram.
Fig. 2:The utility model scheme of installation(Remove plastic foil).
In figure:1. base, 2. film retainer plates, 3. plastic foils, 4. annular convex ribs, 5. annular grooves, 6. upper track annular protrusions,
Pipe, 9. spigot surfaces, 10. prominent eaves, 11. limit chambers, 12. positive stop ends, 13. lozenges 7. lower road annular protrusion, 8. footpaths are inwardly dashed forward.
Embodiment
Explanation and embodiment are described further to the utility model below in conjunction with the accompanying drawings.
As shown in Fig. 1~2, a kind of bag film ring interface device, including the hollow base 1 of upper and lower ends opening and one
The film retainer plate 2 of fastening, the outer rim one of film retainer plate 2 circle and the lower open mouth end inwall of base 1 can be fastened with the lower open mouth end of base 1
The fastening structure to match is provided between one circle, the fastening structure can make to keep between film retainer plate and base between zero radially
Gap and plastic foil thickness gap vertically, specific fastening structure include the annular convex rib 4 and annular of mutually interlocking tight fit
Groove 5, and one of both, in the outer rim of film retainer plate 2, another is on the lower open mouth end inwall of base 1, when the film is consolidated
Surely the plastic foil 3 being layed between the two can be clamped when circle 2 is fastened on 1 lower open mouth end of base, so that bag film interface unit is anchored on
On plastic foil, and clamping part and bag film interface unit are tightly connected on plastic foil.The utility model is by bag film interface unit
It is changed into the base and film retainer plate of Split type structure, film retainer plate, which is fastened on base lower open mouth end, during use just can clamp advance lay
Plastic foil 3 between the two elements, realize the sealed connection of plastic foil and bag film interface unit, wherein base and film retainer plate
Fastening structure be can mutually rabbet matching annular convex rib and annular it is recessed, and annular convex rib and annular groove can also exchange
Position, the intersection that base and film retainer plate fasten firmly fasten to the plastic foil 3 pressed from both sides in the inner, subsequently blocking base
The plastic foil of inner chamber dismiss after remainder plastic foil is cut, after fold closure with regard to closed film bag can be made, be finally made
Bag film and bag film interface unit docking site good airproof performance, tear-resistant performance it is strong, also will not after bag film fills liquid
Generation is damaged to be disengaged, safe and reliable as inner bag.
Further, annular groove 5 described in the present embodiment in the outer rim of film retainer plate 2 and annular groove 5 opening
Radially, the twice side wall of annular groove 5 is upper track annular protrusion 6 parallel above and below twice in the outer rim of film retainer plate 2 with
Road annular protrusion 7, the radial direction of lower road annular protrusion 7 externally protrude out in upper track annular protrusion 6, and the lower open mouth of base 1 is fastened in film retainer plate 2
The upper track annular protrusion 6 is located at the lower open mouth end inwall tight fit of base 1 with grip plastic film, the annular convex rib 4 during end
On the lower open mouth end inwall of base 1, and the bottom surface of annular convex rib 4 and the lower open mouth end end face of base 1.Circular groove structure is more multiple
It is miscellaneous, surrounded by annular protrusion parallel above and below twice in film retainer plate outer rim and it is open radially, injection molding manner can be passed through
Easily fabricate and control size, to be interference fitted with base lower open mouth end inwall, annular convex rib is simple in construction, if
In base lower open mouth end inwall, convenient processing;More smooth quick, the annular when film retainer plate and base lower open mouth end fasten installation
Convex tendon easily crosses the shorter upper track annular protrusion first encountered, when annular convex rib snaps onto the annular that twice annular protrusion surrounds
In groove, it is limited between twice annular protrusion, has compared with upper track annular convex rib more between lower road annular protrusion and annular convex rib
Big conflict area.
The lower open mouth end inwall of the base 1 and end face junction, the top surface of upper track annular protrusion 6 and side wall junction are arc
Shape transition face;The footpath inside prominent 8 of annular is circumferentially set on the annular convex rib 4, inwardly prominent 8 surfaces are curved in the footpath, in film
Retainer plate 2 is fastened on footpath during 1 lower open mouth end of base and inwardly prominent 8 inwardly dashes forward 8 with the groove bottom tight fits of annular groove 5, footpath
The spigot surface 9 that the surface of annular convex rib 4 between the lower open mouth end end face of base 1 is formed and the grafting of film retainer plate 2 coordinates.Arc mistake
The face of crossing contributes to firm grip plastic film, and when base and film retainer plate fasten grip plastic film when fastening, plastic foil is close to arc
Transition face is clamped, and area is effectively clamped to increase;Annular convex rib top, which sets the curved footpath in surface and inwardly dashed forward, can increase clamping
The contact area of plastic foil, when film retainer plate fastens base lower open mouth end, inwardly prominent and annular groove groove bottom is tight in the footpath
Coordinate, to clamp the plastic foil between laying base and film retainer plate, the ring that footpath is inwardly dashed forward between base lower open mouth end end face
Shape convex tendon surface forms spigot surface, is play the guiding role when film retainer plate is fastened on base lower open mouth end.
The inwall of base 1 is provided with the prominent eaves 10 of annular radially projecting at one, and the prominent eaves 10 is located at annular convex rib 4
Top, the prominent eaves 10 bending downwards causes the upper surface of prominent eaves to form lozenges 13 obliquely.;The annular convex rib 4
The limit chamber 11 of arc is surrounded with the inwall of base 1 of both prominent eaves 10 and connection, the outer rim of film retainer plate 2 is on upper surface position edge
The circumferentially disposed upward positive stop end 12 convexed to form with limit chamber matching, when film retainer plate 2 is fastened on 1 lower open mouth end of base
The positive stop end 12 and the tight fit of limit chamber 11.Prominent eaves can stop Filling gun, specifically when Filling gun stretches into film bag interface
When irrigating liquid to bag film in device, Filling gun, which fills in base top and moves down it to film retainer plate, drops out base lower open mouth
End, bag film and bag film interface unit is caused to disengage;The positive stop end of arc and the tight fit of limit chamber, fastening assembling can be improved
When and plastic foil contact frictional force and increase compression area, it is ensured that film retainer plate and base are more firm to plastics film compacting when fastening
Gu;Because prominent eaves is bent downwards, and its upper surface is caused to form lozenges obliquely, under the lozenges can be formed greatly
Small taper is closed up, and top cover labyrinth can improve the sealing of bag film interface unit and closure docking, is managed when film retainer plate fastens
During seat lower open mouth end, the prominent eaves elasticity that the projection on film retainer plate as positive stop end must strut bending is caught in limit chamber, bends
Prominent eaves can the foregoing projection of clamping, fasten film retainer plate and base tighter more firm.
Claims (9)
1. a kind of bag film ring interface device, including the hollow base that upper and lower ends are open(1), it is characterized in that can also including one
With base(1)Lower open mouth end fastens the film retainer plate of fastening(2), the film retainer plate(2)Outer rim one is enclosed and base(1)Lower open mouth
Inwall one is held to be provided with the fastening structure to match between enclosing, the fastening structure can make to keep radially between film retainer plate and base
Zero clearance and plastic foil thickness gap vertically, when the film retainer plate(2)It is fastened on base(1)It can be pressed from both sides during lower open mouth end
The plastic foil being tightly layed between the two so that bag film interface unit is anchored on plastic foil, and on plastic foil clamping part and
Bag film interface unit is tightly connected.
A kind of 2. bag film ring interface device according to claim 1, it is characterized in that the fastening structure is including mutually embedding
Connect the annular convex rib of tight fit(4)And annular groove(5), and one of both is located at film retainer plate(2)In outer rim, another is located at
Base(1)On lower open mouth end inwall.
A kind of 3. bag film ring interface device according to claim 2, it is characterized in that the annular groove(5)Consolidate located at film
Fixed circle(2)In outer rim and annular groove(5)It is open radially, annular groove(5)Twice side wall be film retainer plate(2)Outside
Upper track annular protrusion parallel above and below twice on edge(6)With lower road annular protrusion(7), in film retainer plate(2)It is fastened on base(1)
Upper track annular protrusion during lower open mouth end(6)With base(1)Lower open mouth end inwall tight fit is with grip plastic film, the annular
Convex tendon(4)Located at base(1)On lower open mouth end inwall, and annular convex rib(4)Bottom surface and base(1)Lower open mouth end end face.
A kind of 4. bag film ring interface device according to claim 3, it is characterized in that the lower road annular protrusion(7)Radially
Externally protrude out in upper track annular protrusion(6).
A kind of 5. bag film ring interface device according to claim 3, it is characterized in that the base(1)Lower open mouth end inwall
With end face junction, upper track annular protrusion(6)Top surface and side wall junction are arc transiting surface.
A kind of 6. bag film ring interface device according to claim 5, it is characterized in that the annular convex rib(4)On circumferentially
If the footpath of annular is inwardly dashed forward(8), the footpath is inwardly dashed forward(8)Surface is curved, in film retainer plate(2)It is fastened on base(1)It is lower spacious
The footpath is inwardly dashed forward during mouth end(8)With annular groove(5)Groove bottom tight fit, footpath is inwardly dashed forward(8)And base(1)Lower open mouth end
Annular convex rib between end face(4)Surface is formed and film retainer plate(2)The spigot surface that grafting coordinates(9).
A kind of 7. bag film ring interface device according to claim 3, it is characterized in that the base(1)Inwall is provided with one
Locate the prominent eaves of radially projecting annular(10), the prominent eaves(10)Positioned at annular convex rib(4)Top.
A kind of 8. bag film ring interface device according to claim 7, it is characterized in that the annular convex rib(4)With prominent eaves
(10)And the base of both connections(1)Inwall surrounds the limit chamber of arc(11), the film retainer plate(2)Outer rim is in upper surface
The circumferentially arranged upward positive stop end convexed to form with limit chamber matching in position(12), when film retainer plate(2)It is fastened on base
(1)Positive stop end during lower open mouth end(12)With limit chamber(11)Tight fit.
A kind of 9. bag film ring interface device according to claim 8, it is characterized in that the prominent eaves(10)Bending makes downwards
Must the dash forward upper surface of eaves forms lozenges obliquely(13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721261969.XU CN207191818U (en) | 2017-09-27 | 2017-09-27 | A kind of bag film ring interface device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721261969.XU CN207191818U (en) | 2017-09-27 | 2017-09-27 | A kind of bag film ring interface device |
Publications (1)
Publication Number | Publication Date |
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CN207191818U true CN207191818U (en) | 2018-04-06 |
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ID=61786271
Family Applications (1)
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CN201721261969.XU Active CN207191818U (en) | 2017-09-27 | 2017-09-27 | A kind of bag film ring interface device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109094053A (en) * | 2018-09-29 | 2018-12-28 | 江苏欧威环保科技发展有限公司 | Novel glass plastics composite plate component |
-
2017
- 2017-09-27 CN CN201721261969.XU patent/CN207191818U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109094053A (en) * | 2018-09-29 | 2018-12-28 | 江苏欧威环保科技发展有限公司 | Novel glass plastics composite plate component |
CN109094053B (en) * | 2018-09-29 | 2023-05-23 | 江苏欧威环保科技发展有限公司 | Novel glass fiber reinforced plastic composite board member |
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