CN211031859U - Safe loose-leaf double-coil device - Google Patents
Safe loose-leaf double-coil device Download PDFInfo
- Publication number
- CN211031859U CN211031859U CN201921496066.9U CN201921496066U CN211031859U CN 211031859 U CN211031859 U CN 211031859U CN 201921496066 U CN201921496066 U CN 201921496066U CN 211031859 U CN211031859 U CN 211031859U
- Authority
- CN
- China
- Prior art keywords
- coil
- double
- strip
- coil device
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The utility model discloses a safe loose-leaf double coil device relates to the binding coil field, and its technical scheme main points are: the safety loose-leaf double-coil device comprises a strip-shaped coil strip formed by bending a rigid wire rod, wherein the strip-shaped coil strip comprises two end heads and a plurality of double coils between the end heads, the safety loose-leaf double-coil device further comprises a connecting mechanism used for limiting the relative positions of the two end heads, and the connecting mechanism penetrates through the inner parts of the double coils and is connected with the two end heads respectively. The utility model discloses have and to strengthen fixedly to the twin coil structure, restrict dragging at both ends, prevent to bind the twin coil structure and produce to drag and produce and warp, improved the stability that the coil was bound.
Description
Technical Field
The utility model relates to a bind coil technical field, more specifically say, it relates to a safe loose-leaf double coil device.
Background
A binding double coil is generally used for binding a plurality of articles together to form a notebook, notepad, or other binding member, and is a strip-like structure formed by bending a rigid wire.
Chinese patent publication No. CN201863529U discloses a combined structure of loose-leaf paper and double coil strips for loose-leaf notebook, which has the technical points that: a row of paper holes which are arranged orderly are arranged on one side of the loose-leaf paper, the distance between every two paper holes is in units of one inch, and a paper groove with a micro-interval is arranged on one side of the edge end of each paper hole; the double-coil strip is made of rigid wire and has a shape of a plurality of double-C-ring long strips, and the distance between every two double-C-ring long strips is one inch; therefore, the double coil strips with the preset length can be placed in the paper holes of the relative interval units of the loose-leaf paper for binding and restriction at one time through the openings of the double C-shaped rings, the binding is fast and convenient, and the loose-leaf paper can be conveniently taken out and placed in a resetting way on the premise of not damaging the integrity of the paper through the paper slot on one side in the loose-leaf paper.
However, the binding double-coil structure in the prior art is not stable enough in structure, and in the installation and use process, the double-coil structure is easy to be pulled, and the double-coil structure formed by bending can be elongated and deformed again, so that the normal binding of the binding double-coil structure is affected.
Therefore, a new solution is needed to solve this problem.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a safe loose-leaf double coil device has and to strengthen fixedly to the double coil structure, restricts pulling at both ends, prevents to bind the double coil structure and produces and pull and produce the deformation, has improved the stability that the coil was bound.
The above technical purpose of the present invention can be achieved by the following technical solutions: the safe loose-leaf double-coil device comprises a strip-shaped coil strip formed by bending a rigid wire, wherein the strip-shaped coil strip comprises two end heads and a plurality of double coils between the two end heads, the safe loose-leaf double-coil device further comprises a connecting mechanism used for limiting the relative positions of the two end heads, and the connecting mechanism penetrates through the inner parts of the double coils and is connected with the two end heads respectively.
Through adopting above-mentioned technical scheme, will restrict two ends that can take the form coil strip through setting up coupling mechanism, restrict the position between two ends, prevent that two ends from pulling and producing the deformation, and influence whole strip safety loose-leaf double coil device, can increase the stability of form coil strip on length direction, improved the stability that the coil was bound.
The utility model discloses further set up to: the connecting mechanism comprises a connecting rod and connecting sleeves fixedly connected to two ends of the connecting rod, and the two connecting sleeves are respectively sleeved on the end heads.
Through adopting above-mentioned technical scheme, through setting up the adapter sleeve at the both ends of connecting rod, the adapter sleeve can cup joint on the end, and the connecting rod can be connected with the end through the adapter sleeve, is convenient for be connected coupling mechanism and banded coil strip.
The utility model discloses further set up to: the length of the connecting rod is equal to that of the strip coil.
Through adopting above-mentioned technical scheme, through the length with the connecting rod fixed to equal with the length of banded coil strip, can make banded coil strip maintain in the middle of the fixed scope.
The utility model discloses further set up to: an elastic mechanism is arranged between the connecting sleeve and the end head.
Through adopting above-mentioned technical scheme, through setting up elastic mechanism, elastic mechanism can maintain the activity stability between adapter sleeve and the end.
The utility model discloses further set up to: the elastic mechanism is a spring, the connecting sleeve is provided with a bottom surface, and the spring is arranged between the bottom surface and the end head.
Through adopting above-mentioned technical scheme, through setting up the spring, with the spring coupling between bottom surface and end, can maintain the position of adapter sleeve and end at specific scope through the elastic contraction of spring.
The utility model discloses further set up to: one end of the spring is fixedly connected with the bottom surface, and the other end of the spring is abutted to the end head.
Through adopting above-mentioned technical scheme, through the one end with the spring and end butt, can be through the elasticity of spring, with band-shaped coil strip extrusion position between two springs to support relatively fixedly.
The utility model discloses further set up to: the spring is characterized in that a fixed sleeve is arranged between the spring and the end head, the fixed sleeve is connected to the spring, and a connecting hole in interference fit with the end head is formed in the fixed sleeve.
Through adopting above-mentioned technical scheme, through setting up fixed cover, the connecting hole on the fixed cover can with end interference fit, cup joint fixed cover and end, be convenient for install coupling mechanism.
The utility model discloses further set up to: the inner ring of the double coils is provided with a plurality of sunken parts, and the sunken parts on the double coils are reversely arranged along the length of the band-shaped coil strip to form a positioning area.
Through adopting above-mentioned technical scheme, form the locating area through setting up a plurality of depressed parts in succession, the locating area can imbed the peg, maintains the peg in specific position, is convenient for hang the article of installation safe loose-leaf double coil device.
The utility model discloses further set up to: the double-coil is C type structure, the double-coil includes the arc portion and the connecting portion of one end, interconnect between the arc portion on each double-coil.
Through adopting above-mentioned technical scheme, through establishing arc portion and connecting portion, there is certain space between arc portion and the connecting portion, is convenient for bind the twin coil device.
To sum up, the utility model discloses following beneficial effect has:
the two ends of the strip-shaped coil strip can be limited by arranging the connecting mechanism, so that the stability of the strip-shaped coil strip in the length direction can be improved, and the stability of coil binding is improved; the connecting sleeves are arranged at the two ends of the connecting rod, so that the connecting mechanism is conveniently connected with the strip-shaped coil; through setting up fixed cover, the connecting hole on the fixed cover can be with end interference fit, is convenient for install coupling mechanism.
Drawings
Fig. 1 is a schematic structural view of a safe loose-leaf double-coil device of the present invention;
fig. 2 is a schematic structural diagram of the ribbon coil strip of the present invention;
fig. 3 is a cross-sectional view of a safe loose-leaf double-coil device of the present invention;
fig. 4 is an enlarged view of a portion a in fig. 3.
In the figure: 1. a double coil; 2. a connecting portion; 3. an arc-shaped portion; 4. a tip; 5. a recessed portion; 6. a positioning area; 7. a connecting mechanism; 8. connecting sleeves; 9. a connecting rod; 10. fixing a sleeve; 11. a spring; 12. a bottom surface.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The first embodiment is as follows: a safe loose-leaf double-coil device is shown in figures 1-4 and comprises a strip-shaped coil strip and connecting mechanisms 7, wherein the connecting mechanisms 7 are connected to two ends of the strip-shaped coil strip, and the two ends of the strip-shaped coil strip can be prevented from being deformed and damaged due to stretching.
The strip-shaped coil strip is formed by bending a rigid wire rod which is a rubber-coated wire with an iron core inside, the wire is bent by an automatic forming machine to form a band-shaped coil bar (for example, a double-coil automatic forming machine disclosed in chinese patent publication No. CN 1927499A), the band-shaped coil bar has two ends 4 and is bent between the two ends 4 to form a double coil 1, the double coil 1 has a C-shaped structure, one end of the double coil 1 is an arc portion 3 and the other end is a connecting portion 2, the arc portion 3 and the connecting portion 2 are close to each other, the arc portions 3 of the double coils 1 are connected to each other, the middle position of the double coil 1 is arc-shaped, a plurality of concave parts 5 are arranged on the inner ring of the double coil 1, the concave parts 5 on the double coil 1 are arranged reversely along the length of the strip coil to form a positioning area 6, and when in use, an iron wire can be embedded into the concave positioning area 6 for positioning.
The connecting mechanism 7 comprises a connecting rod 9 with the length consistent with that of the strip coil, the connecting rod 9 is a hard rod piece, connecting sleeves 8 are welded at two ends of the connecting rod 9, shaft holes with axes parallel to the length of the connecting rod 9 are formed in the connecting sleeves 8, the connecting rod 9 penetrates through the double coils 1 and is tightly attached to the double coils 1, the connecting sleeves 8 at two ends of the connecting rod 9 are sleeved on the end head 4, a bottom surface 12 is fixedly connected to the connecting sleeves 8, an elastic mechanism is arranged in the connecting sleeves 8 and is connected between the bottom surface 12 of the connecting sleeves 8 and the end head 4, and certain elastic activity performance can be achieved between the connecting sleeves 8 and the end head 4; the elastic mechanism is a spring 11, one end of the spring 11 is fixedly connected with the bottom surface 12, the other end of the spring 11 is connected with a fixed sleeve 10 with the end head 4, the fixed sleeve 10 is provided with a connecting hole, the connecting hole is in interference fit with the end head 4, and the spring 11 can be abutted against the end head 4 by means of the fixed sleeve 10.
During the specific use process, the connecting mechanism 7 is firstly installed on the strip coil, the connecting rod 9 on the connecting mechanism 7 penetrates through the double coils 1 on the strip coil, the connecting sleeve 8 on the connecting rod 9 is sleeved on the end head 4 of the strip coil, the end head 4 is plugged into the connecting hole of the fixing sleeve 10, the fixing sleeve 10 is made of rubber materials and has certain elastic deformation, and therefore the end head 4 is plugged into the connecting hole for connection; insert the connecting hole of the paper that needs to be fixed with arc portion 3 on the banded coil strip on the 1 device of safe loose-leaf twin coil, connect coupling mechanism 7 at the both ends of banded coil strip, can carry out elastic restriction with the both ends of banded coil strip, prevent that 1 structure of twin coil that the buckling type becomes can be elongated the deformation again, the influence is bound the normal binding of twin coil 1, make the coil have and strengthen fixedly to 1 structure of twin coil, pull to both ends and restrict, prevent to bind 1 structure of twin coil and produce and pull and produce the deformation, the stability that the coil was bound has been improved.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A safety-hinge double-coil device comprising a strip-shaped coil formed by bending a rigid wire, said strip-shaped coil comprising two ends (4) and a plurality of double coils (1) between the ends (4), characterized in that: the safe loose-leaf double-coil (1) device further comprises a connecting mechanism (7) used for limiting the relative positions of the two end heads (4), and the connecting mechanism (7) penetrates through the interior of the double-coil (1) and is connected with the two end heads (4) respectively.
2. A security hinge double coil device according to claim 1, wherein: the connecting mechanism (7) comprises a connecting rod (9) and connecting sleeves (8) fixedly connected to two ends of the connecting rod (9), and the two connecting sleeves (8) are respectively sleeved on the end heads (4).
3. A security hinge double coil device according to claim 2, wherein: the length of the connecting rod (9) is equal to that of the strip coil.
4. A security hinge double coil device according to claim 3, wherein: an elastic mechanism is arranged between the connecting sleeve (8) and the end head (4).
5. A security hinge double coil device according to claim 4, wherein: the elastic mechanism is a spring (11), the connecting sleeve (8) is provided with a bottom surface (12), and the spring (11) is arranged between the bottom surface (12) and the end head (4).
6. A security hinge double coil device according to claim 5, wherein: one end of the spring (11) is fixedly connected with the bottom surface (12), and the other end of the spring is abutted against the end head (4).
7. A security hinge double coil device according to claim 6, wherein: a fixing sleeve (10) is arranged between the spring (11) and the end head (4), the fixing sleeve (10) is connected to the spring (11), and a connecting hole in interference fit with the end head (4) is formed in the fixing sleeve (10).
8. A security hinge double coil device according to claim 1, wherein: the inner ring of the double coils (1) is provided with a plurality of sunken parts (5), and the sunken parts (5) on each double coil (1) are reversely arranged along the length of the strip coil to form a positioning area (6).
9. A security hinge double coil device according to claim 1, wherein: double coil (1) are C type structure, double coil (1) include arc portion (3) and connecting portion (2) of one end, interconnect between arc portion (3) on each double coil (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496066.9U CN211031859U (en) | 2019-09-10 | 2019-09-10 | Safe loose-leaf double-coil device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496066.9U CN211031859U (en) | 2019-09-10 | 2019-09-10 | Safe loose-leaf double-coil device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211031859U true CN211031859U (en) | 2020-07-17 |
Family
ID=71569463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921496066.9U Expired - Fee Related CN211031859U (en) | 2019-09-10 | 2019-09-10 | Safe loose-leaf double-coil device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211031859U (en) |
-
2019
- 2019-09-10 CN CN201921496066.9U patent/CN211031859U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211031859U (en) | Safe loose-leaf double-coil device | |
| CN203079434U (en) | Hydraulic rubber tube fixing device and hydraulic machine with same | |
| CN206041379U (en) | Cable clamp | |
| JP2013230939A (en) | Sheet reel | |
| KR101279865B1 (en) | Earphone holder not tangling code line, jack and its hearing aids thereof | |
| CN201927953U (en) | Binding belt with improved structure | |
| US20240167528A1 (en) | Reinforced coil spring of a hose reel | |
| JP3184991U (en) | Banding band | |
| CN203295780U (en) | Protection type warp knitting machine plate head | |
| CN220788989U (en) | Novel needle turning reed and knitting needle of knitting flat machine | |
| US2956673A (en) | Velvet racks | |
| CN207192451U (en) | One kind is built with wire rod wheel installation device for farmland guardrail | |
| CN215804405U (en) | Centralizer | |
| CN205603842U (en) | Three -dimensional embroidery machine convenient to a fixed disk roll coil of strip section of thick bamboo | |
| CN219743786U (en) | Cushion convenient to rolling | |
| CN220537214U (en) | Modified regenerated plastic spool | |
| CN212211355U (en) | Antiwind wired earphone | |
| CN217356419U (en) | RFID chip installing support among body paper management system | |
| CN208344595U (en) | Hand controller spool fixed structure | |
| CN204015444U (en) | A kind of hair updo device | |
| CN210591124U (en) | Novel push type writing pen | |
| CN217577853U (en) | Wall cloth with composite structure | |
| CN208923767U (en) | Wire harness passing-hole sheath | |
| CN201651139U (en) | Tension spring of potato machine | |
| CN215077412U (en) | Curtain rod structure capable of enhancing stress |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 Termination date: 20210910 |