CN209065202U - A kind of core pipe of stable structure - Google Patents
A kind of core pipe of stable structure Download PDFInfo
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- CN209065202U CN209065202U CN201821643482.2U CN201821643482U CN209065202U CN 209065202 U CN209065202 U CN 209065202U CN 201821643482 U CN201821643482 U CN 201821643482U CN 209065202 U CN209065202 U CN 209065202U
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- tube body
- tube
- inner tube
- core pipe
- abutting plate
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Abstract
The utility model discloses a kind of core pipes of stable structure, are related to tubular wrapping field of tool, it is intended to solve the problems, such as that core pipe structural strength is not high in the prior art.Its key points of the technical solution are that include tube body, it is provided with inner tube in tube body, the section of said inner tube and tube body is in circular ring shape, and said inner tube and tube body are coaxially disposed；It is provided between the lateral wall of said inner tube and the inner sidewall of tube body and abuts plate, the plate that abuts is along the axially extending setting of tube body, and the radius for abutting plate and tube body is on the same line.The utility model has achieved the effect that reinforce core pipe structural strength.
Description
Technical field
The utility model relates to tubular wrapping field of tool, more particularly, to a kind of core pipe of stable structure.
Background technique
Core pipe is the component for crimping the band-type products such as various films, adhesive tape or paper, convenient to production to play
The effect that product are stored and transported.There are many kinds of the materials of core pipe, according to the difference of the material of required winding, core pipe
Including paper roll core pipe, roll of plastic core pipe and metallic coil core pipe, wherein roll of plastic core pipe is light-weight with its, and surface is smooth, wear-resisting
The advantages that damage, is widely used.
Existing Authorization Notice No. is that the Chinese patent of CN204474054U discloses a kind of core pipe, including tube body, described
Tube body is axially arranged with a groove along it, and the groove has a vertical plane and a bottom surface, and the bottom surface is outer with the tube body
Smooth surface connection, the groove is interior to be equipped with layers of two-sided, and the upper surface of the layers of two-sided and the outer surface of the tube body are neat
It is flat.
Prior art among the above have the following deficiencies: film be usually on core pipe, but if
If film on core pipe is blocked up, because the structural strength of plastics itself is not high, core pipe will be will lead to
It bends or is broken, strong influence is caused to transport.
Utility model content
The purpose of the utility model is to provide a kind of core pipes of stable structure, integrally tie with can be improved core pipe
The effect of structure stability.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of core pipe of stable structure, including tube body, are provided with inner tube in the tube body, and said inner tube and tube body are cut
Face is in circular ring shape, and said inner tube and tube body are coaxially disposed；It is integrally set between the lateral wall of said inner tube and the inner sidewall of tube body
It is equipped with abutting plate, the plate that abuts is along the axially extending setting of tube body, and the radius for abutting plate and tube body is on the same line.
By using above-mentioned technical proposal, inner tube is set in tube body, is connected between tube body and inner tube by abutting plate, one
Aspect can will connect between tube body and inner tube, on the other hand, when tube body is contacted and is squeezed with foreign object, abut plate pair
Tube body plays supporting role, and extruding force is effectively distributed to and is abutted in plate and inner tube, radial structural strength is strengthened, thus
Achieve the effect that improve pipe structure stability.Tube body and inner tube are disposed as tubular type, are the tubulose of polygon with section
Structure is compared, and due to its domes, will not be concentrated at seamed edge the effect of power, is more advantageous to the dispersion of power, to improve
The structural stability of core pipe.
The utility model is further arranged to: the abutting plate is provided with multiple, week of multiple abutting plates along tube body
To being uniformly distributed, any abutting plate is in be oppositely arranged with another plate that abuts.
By using above-mentioned technical proposal, when the side wall of tube body is squeezed power, tube body is first rolled, and final
The central axis of tube body is directed toward in the effect of power, and tube body is able to maintain balance at this time, two opposite stress on tube wall.It supports
Fishplate bar is circumferentially uniformly distributed along tube body and is oppositely arranged two-by-two, so that the transmitting of the power between tube body and inner tube is more uniform, from
And the concentration of the effect of power is avoided, to improve the structural stability of core pipe.
The utility model is further arranged to: it is provided with reinforcer between the adjacent abutting plate of any two, it is described
Reinforcer, which is arranged in, abuts end of the plate far from inner tube.
By using above-mentioned technical proposal, reinforcer is set between two adjacent abutting plates, two abutting plates are connected
Together, to strengthen the structural strength of connecting plate.When connecting plate is under pressure, there are the risks of deformation, and reinforcer is to even
A possibility that fishplate bar plays certain supporting role, reduces connecting plate deformation, to improve the stable structure of core pipe
Property.
The utility model is further arranged to: the reinforcer is in the shape of a rod, the both ends of the reinforcer and corresponding abutting plate
It is wholely set.
It by using above-mentioned technical proposal, sets rod-shaped for reinforcer, compared with plate, greatly reduces making for material
With to reduce production cost.
The utility model is further arranged to: the reinforcer is provided with multiple, axis of multiple reinforcers along tube body
To being uniformly distributed.
By using above-mentioned technical proposal, reinforcer is provided with multiple and is uniformly distributed along the axial direction of tube body, so that pipe
Body is unlikely to deform, so that enabling the overall structure stability of core pipe can be improved.
The utility model is further arranged to: being provided with honeycomb interlayer between the tube body and inner tube.
By using above-mentioned technical proposal, honeycomb interlayer can reduce stress concentration, so as to improve the resistance to compression of tube body
Intensity, and then improve the structural strength of core pipe.
The utility model is further arranged to: being circumferentially provided with several along tube body on the inner circumferential side wall of the tube body is in
The strip of T-type, the strip are provided with T-shaped card along the axially extending of tube body, the abutting plate on the side wall of tube body
Slot, the card slot are slidably matched with strip.
By using above-mentioned technical proposal, the inlay card fit structure of strip and card slot realizes the detachable of tube body and inner tube
Connection, after tube body is damaged by impact force, in order to not influence the winding of film, can pass through the sliding of strip and card slot
Cooperation, tube body is split with inner tube and is replaced to tube body, to ensure the structural intergrity of tube body, improves core
The structural stability of pipe.Strip and card slot is T-shaped can prevent the offset that rotates between tube body and inner tube, to improve two
The connective stability of person.
The utility model is further arranged to: being circumferentially provided with several teeth on the inner circumferential side wall of said inner tube along inner tube
Item, the rack gear is along the axially extending of inner tube.
By using above-mentioned technical proposal, rack gear increases the frictional force between inner tube and winding apparatus, so as to have
Effect reduces a possibility that winding apparatus and inner tube relative rotation, that is, avoids the occurrence of slipping phenomenon, so that rotatory force is acted on whole
In a inner tube, keep core pipe more convenient in actual use.
In conclusion the advantageous effects of the utility model are as follows:
1. the radial structure intensity of tube body is strengthened, to reach raising core by the setting of inner tube and abutting plate
The effect of pipe structural stability；
2. the structural strength for abutting plate is strengthened, to reach by the way that reinforcer is arranged between adjacent abutting plate
Improve the effect of core pipe structural stability；
3. reducing stress concentration by the setting of honeycomb interlayer, core pipe structural stability is improved to reach
Effect.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model embodiment.
Fig. 2 is the front view of the utility model embodiment.
In figure, 1, tube body；11, strip；2, inner tube；3, plate is abutted；31, honeycomb interlayer；4, reinforcer；41, card slot；5, tooth
Item.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment 1:
It referring to Fig.1, is a kind of core pipe of stable structure disclosed by the utility model, including tube body 1, setting in tube body 1
There is inner tube 2, inner tube 2 and the section of tube body 1 are in circular ring shape, i.e., inner tube 2 and tube body 1 are tubular type, and inner tube 2 and tube body 1 are same
Axis setting.In the present embodiment, the diameter of inner tube 2 is 76mm, and the diameter of tube body 1 is 200mm.Inner tube 2 is set in winding apparatus
Axis on, by axis drive inner tube 2 rotate, tube body 1 with inner tube 2 rotate, thus by winding film on tube body 1.
Referring to Fig.1, be provided between the inner sidewall of the lateral wall with tube body 1 of inner tube 2 it is multiple abut plate 3, along the week of tube body 1
To being uniformly arranged, play the role of support to the relative positional relationship of inner tube 2 and tube body 1.Plate 3 is abutted along the axial direction of tube body 1
It is extended, i.e. the length direction of abutting plate 3 is parallel with the axis direction of tube body 1.Plate 3 is abutted with the radius of tube body 1 same
On straight line, the quantity for abutting plate 3 is set as even number, such as four, six, eight, and due to abutting plate 3 along the circumferential direction of tube body 1
It is uniformly arranged, therefore, it is in that another being oppositely arranged abuts plate 3 that any abutting plate 3, which all exists with it,.Inner tube 2 passes through with tube body 1
It abuts plate 3 to connect, plays the role of the entire core pipe structural strength of enhancing, strengthen radial structural strength, reduce volume
A possibility that core pipe stress deformation.
Referring to Fig.1, several strips 11 are provided on the inner circumferential side wall of tube body 1, strip 11 prolongs along the axial direction of tube body 1
It stretches, abuts plate 3 and offer card slot 41 on the side wall of tube body 1, card slot 41 is axially extending along tube body 1, card slot 41 and strip
11 are slidably matched.Strip 11 is with card slot 41 in inverted T shaped.Inner tube 2 is directed at tube body 1, while strip 11 is aligned in card slot 41, is pushed away
Dynamic inner tube 2 slides strip 11 along card slot 41, and until strip 11 is fully inserted into card slot 41, tube body 1 and inner tube 2 be can be completed
Installation.Sliding inner tube 2 makes strip 11 skid off card slot 41, can split inner tube 2 and tube body 1.Once 1 damaged surfaces of tube body,
It can replace immediately, avoid the structure due to tube body 1 from destroying and make core tube capacity easy fracture, to ensure the structure of core pipe
Stability.
Referring to Fig.1, it is provided with reinforcer 4 between the adjacent abutting plate 3 of any two, reinforcer 4 is in the shape of a rod, can drop
Low material cost.The both ends of reinforcer 4 are wholely set with corresponding abutting plate 3 respectively, are played abutting to two abutting plates 3 and are made
With the end of reinforcer 4 is connect with abutting plate 3 far from one end of inner tube 2.Reinforcer 4 is provided with multiple, multiple 4 edges of reinforcer
The axial direction of tube body 1 is uniformly distributed.Reinforcer 4 strengthens the structural strength of connecting plate.There is deformation when connecting plate is under pressure
Risk, reinforcer 4 plays certain supporting role to connecting plate, a possibility that reducing connecting plate deformation, to improve
The structural stability of core pipe
Referring to Fig.1, circumferentially arranged on the inner circumferential side wall of inner tube 2 to have several rack gears 5, rack gear 5 prolongs along the axial direction of inner tube 2
It stretches.When inner tube 2 is socketed on the axis of winding device, rack gear 5 increases the frictional force between inner tube 2 and axis, to improve
Connective stability between the two reduces a possibility that skidding.
The implementation principle of the present embodiment are as follows: inner tube 2 is coaxially disposed in tube body 1, setting is played between inner tube 2 and tube body 1
The abutting plate 3 of supporting role, has been wholely set reinforcer 4 between adjacent abutting plate 3, and 2 body 1 of inner tube passes through reinforcer 4 and outer
Tube body 1 connects, and plays the role of the structural strength for enhancing entire core pipe.Original tube body 1 is changed to double-deck structure,
Reinforce radial structural strength, prevents core pipe from deforming after stress, improve the structural stability of core pipe.
Embodiment 2:
A kind of core pipe of stable structure, referring to Fig. 2, based on embodiment 1, the difference of the present embodiment and embodiment 1
Be: filled with honeycomb interlayer 31 between tube body 1 and inner tube 2, reinforcer 4 passes through honeycomb interlayer 31 and connect with plate 3 is abutted.
The implementation principle of the present embodiment are as follows: honeycomb interlayer 31 reduces stress concentration, can be improved the pressure resistance of tube body 1
Degree, to improve the structural strength of core pipe.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (6)
1. a kind of core pipe of stable structure, including tube body (1), it is characterised in that: inner tube (2) are provided in the tube body (1),
The section of said inner tube (2) and tube body (1) is in circular ring shape, and said inner tube (2) and tube body (1) are coaxially disposed；Said inner tube (2)
Lateral wall and the inner sidewall of tube body (1) between be provided with and abut plate (3), abutting plate (3) is along the axially extending of tube body (1)
Setting, the radius for abutting plate (3) and tube body (1) is on the same line；The abutting plate (3) is provided with multiple, Duo Gesuo
It states abutting plate (3) to be uniformly distributed along the circumferential direction of tube body (1), any abutting plate (3) is in opposite set with another abut plate (3)
It sets；It is provided with reinforcer (4) between the adjacent abutting plate (3) of any two, reinforcer (4) setting is abutting plate
(3) far from the end of inner tube (2).
2. a kind of core pipe of stable structure according to claim 1, it is characterised in that: the reinforcer (4) is in the shape of a rod,
The both ends of the reinforcer (4) are wholely set with corresponding abutting plate (3).
3. a kind of core pipe of stable structure according to claim 2, it is characterised in that: the reinforcer (4) is provided with
Multiple, multiple reinforcers (4) are uniformly distributed along the axial direction of tube body (1).
4. a kind of core pipe of stable structure according to claim 1, it is characterised in that: the tube body (1) and inner tube (2)
Between be provided with honeycomb interlayer (31).
5. a kind of core pipe of stable structure according to claim 1, it is characterised in that: the inner periphery of the tube body (1)
Several T-shaped strips (11) circumferentially are provided with along tube body (1) on side wall, the strip (11) is prolonged along the axial direction of tube body (1)
It stretches, abut plate (3) are provided with T-shaped card slot (41) on the side wall of tube body (1), the card slot (41) and strip
(11) it is slidably matched.
6. a kind of core pipe of stable structure according to claim 1, it is characterised in that: the inner periphery of said inner tube (2)
Several rack gears (5) circumferentially are provided with along inner tube (2) on side wall, the rack gear (5) is along the axially extending of inner tube (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821643482.2U CN209065202U (en) | 2018-10-10 | 2018-10-10 | A kind of core pipe of stable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821643482.2U CN209065202U (en) | 2018-10-10 | 2018-10-10 | A kind of core pipe of stable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209065202U true CN209065202U (en) | 2019-07-05 |
Family
ID=67094437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821643482.2U Active CN209065202U (en) | 2018-10-10 | 2018-10-10 | A kind of core pipe of stable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209065202U (en) |
-
2018
- 2018-10-10 CN CN201821643482.2U patent/CN209065202U/en active Active
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