CN220470424U - Double-head screw - Google Patents
Double-head screw Download PDFInfo
- Publication number
- CN220470424U CN220470424U CN202321741437.1U CN202321741437U CN220470424U CN 220470424 U CN220470424 U CN 220470424U CN 202321741437 U CN202321741437 U CN 202321741437U CN 220470424 U CN220470424 U CN 220470424U
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- outer hexagonal
- screw
- connecting piece
- double
- shell
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- 238000007789 sealing Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model relates to the field of screws, in particular to a double-ended screw, which comprises an outer hexagonal shell, a screw rod, a sleeve, an outer hexagonal column and a connecting piece; the bottom of the outer hexagonal shell is connected with the connecting piece; the inner wall of the outer hexagonal shell is connected with the sleeve; one end of the connecting piece, which is far away from the outer hexagonal shell, is connected with the screw rod; the bottom of the outer end surface of the screw is provided with external threads; one end of the screw rod, which is far away from the connecting piece, is provided with an inner hexagonal groove; according to the screw driver, the installation efficiency and stability of the screw can be effectively improved, compared with a traditional device, the screw driver can be effectively improved in a vertical combination mode, the installation and fixation difficulty of the screw driver is reduced, the use efficiency of the screw driver can be effectively guaranteed, and the screw driver model compatible with the screw driver can be effectively improved by adopting the combination of the outer hexagonal shell and the outer hexagonal column.
Description
Technical Field
The utility model relates to the technical field of screws, in particular to a double-headed screw.
Background
The existing screws are various, the screw cap is hexagonal, has inner hexagon, is crossed, has a flat-mouth straight shape, and needs different corresponding assembling and disassembling tools for assembling and disassembling various types of screws, so that the existing screws or maintenance workers are required to be provided with various tools, the corresponding screws are difficult to assemble and disassemble if the assembling and disassembling tools are not suitable, and the screws can be replaced when the wood screws are needed.
Chinese patent publication No. CN106194953a discloses a double-ended screw comprising: the device comprises a cross groove, an upper screw head, a lower screw head and a screw rod; the cross groove is positioned on the upper surface of the upper screw head; the lower surface of the upper screw head is connected with the lower screw head; the lower surface of the lower screw head is provided with a screw rod; the screw is provided with threads; the lower end of the screw rod is provided with a through hole; the double-headed screw is of an integral structure. The utility model has simple structure, reasonable design, good manufacturability and enough strength, is convenient to install and disassemble, can greatly save the time of staff and improves the working efficiency.
However, the above disclosed solution has the following disadvantages: according to the scheme, the installation difficulty is high in the actual use process, and the device can be installed only by being matched with the lengthened screw driver under a special installation environment, so that the installation difficulty of the device is increased.
Disclosure of Invention
The utility model aims at solving the technical problems in the background art, and provides a double-ended screw, which can effectively improve the installation efficiency and stability of the screw, compared with the traditional device, the double-ended screw can effectively improve the transmission stability of the device in a vertical combination mode, reduces the installation and fixation difficulty of the device, can effectively ensure the use efficiency of the device, and can effectively improve the compatible screw driver model of the device by adopting the combination of an outer hexagonal shell and an outer hexagonal column, thereby reducing the adaptation difficulty of the device, and the structure of a vent hole can ensure the screw rotation stability of the device in a sealed counter bore.
The utility model provides a double-ended screw, which comprises an outer hexagonal shell, a screw rod, a sleeve, an outer hexagonal column and a connecting piece, wherein the screw rod is arranged on the outer hexagonal shell;
the bottom of the outer hexagonal shell is connected with the connecting piece; the inner wall of the outer hexagonal shell is connected with the sleeve; one end of the connecting piece, which is far away from the outer hexagonal shell, is connected with the screw rod; the bottom of the outer end surface of the screw is provided with external threads; one end of the screw rod, which is far away from the connecting piece, is provided with an inner hexagonal groove; the width of the inner hexagonal groove is the same as that of the outer end face of the outer hexagonal column; the top of the connecting piece is connected with the outer hexagonal column; the end of the outer hexagonal column far away from the connecting piece is provided with a notch.
Preferably, the inner wall of the inner hexagonal groove is provided with an anti-slip layer, and the thickness between the external thread and the inner hexagonal groove is smaller than the interval between the external hexagonal column and the sleeve.
Preferably, the notch is positioned at the center of the top of the outer hexagonal column, a vent hole is formed in the outer hexagonal column, and the bottom of the vent hole penetrates through the side face of the inner wall of the inner hexagonal groove.
Preferably, a plurality of groups of anti-slip lines are arranged on the outer end face of the outer hexagonal shell, and the top height of the outer hexagonal shell is the same as the height of the outer hexagonal column.
Preferably, a rubber sealing ring is arranged at the bottom of the outer hexagonal shell and is connected with the outer end face of the screw rod, and the rubber sealing ring is arranged at the top of the external thread.
Preferably, the side surface of the outer end surface of the outer hexagonal column is provided with an anti-slip layer.
Preferably, the top of the outer hexagonal shell is provided with a wear-resistant ring, and the wear-resistant ring is connected with the top of the inner wall of the sleeve.
Preferably, a buffer sponge is arranged on the top of the connecting piece.
The technical scheme of the utility model has the following beneficial technical effects:
according to the screw driver type screw driver, the mounting efficiency and stability of screws can be effectively improved, compared with a traditional device, the transmission stability of the screw driver type screw driver can be effectively improved in a vertical combination mode, the mounting and fixing difficulty of the screw driver type screw driver is reduced, the use efficiency of the screw driver type screw driver can be effectively guaranteed while the mounting and fixing difficulty of the screw driver is reduced, the adaptation difficulty of the screw driver type screw driver is reduced, the screw driver type screw driver can be effectively improved, the screw driver type screw driver can be stably rotated in a sealed counter bore through the structure of a vent hole, the screw connection of the screw driver and external threads can be guaranteed to be stable through the combination of the screw rod and the external threads, meanwhile the problem that the threads deform due to excessive rotation of the screw driver can be prevented through the grooved structure, the structural strength of the screw driver can be effectively improved, and the slip risk of the screw driver type screw driver is reduced.
Drawings
FIG. 1 is a front view of an embodiment of a double-ended screw according to the present utility model;
fig. 2 is a schematic structural view of an outer hexagonal column in a double-ended screw according to the present utility model;
FIG. 3 is a side view of a double-ended screw according to the present utility model;
reference numerals: 1. an outer hexagonal shell; 2. a screw; 3. an external thread; 4. an inner hexagonal groove; 5. a sleeve; 6. an outer hexagonal column; 7. a connecting piece; 8. and (5) grooving.
Detailed Description
Example 1
As shown in fig. 1-3, the double-ended screw provided by the utility model comprises an outer hexagonal shell 1, a screw rod 2, a sleeve 5, an outer hexagonal column 6 and a connecting piece 7;
the bottom of the outer hexagonal shell 1 is connected with a connecting piece 7; the inner wall of the outer hexagonal shell 1 is connected with a sleeve 5; one end of the connecting piece 7 far away from the outer hexagonal shell 1 is connected with the screw rod 2; the bottom of the outer end surface of the screw rod 2 is provided with an external thread 3; an inner hexagonal groove 4 is formed in one end, far away from the connecting piece 7, of the screw rod 2; the width of the inner hexagonal groove 4 is the same as the width of the outer end face of the outer hexagonal column 6; the top of the connecting piece 7 is connected with the outer hexagonal column 6; the end of the outer hexagonal column 6 far away from the connecting piece 7 is provided with a notch 8;
furthermore, an anti-slip layer is arranged on the inner wall of the inner hexagonal groove 4, the thickness between the external thread 3 and the inner hexagonal groove 4 is smaller than the distance between the outer hexagonal column 6 and the sleeve 5, and when the installation and combination can be carried out under a complex environment through the structural combination of the inner hexagonal groove 4 at the bottom and the outer hexagonal column 6 at the top, when the conventional handle cannot be stretched into the deep for rotation and locking, a simple transmission structure can be realized through vertically connecting and combining the heads and the tails of a plurality of groups of devices, so that the installation and combination of the device under the complex environment can be facilitated;
further, the notch 8 is positioned at the center of the top of the outer hexagonal column 6, a vent hole is arranged in the outer hexagonal column 6, and the bottom of the vent hole penetrates through the side surface of the inner wall of the inner hexagonal groove 4; the structure of the notch 8 can facilitate visual display of the rotation angle position of the device in the use and installation process of the device, so that the device can conveniently and accurately control the rotation angle torque, and the rotation angle of a worker can be conveniently and accurately used; through the structure of air vent can be when this device and high accuracy seal structure combination use can be in the middle of the bottom in the middle of screwing the in-process exhaust internal thread hole unnecessary air to the compatibility of this device has been realized.
In this embodiment, can effectually improve the stability of screw use through this device, compare when the screwdriver that this screw of traditional screw can compatible more size of size uses the place in special environment, can effectually improve the transmission stability of this device through the combination of multiunit this device to realized the combination result of use under the complex environment of this device, when this device is in operating condition, can use this device through many this kind of modes through spanner and telescopic structure, thereby improved the compatibility and the stability of this device effectively, the mode that adopts top and bottom transmission structure can realize the transmission stability of this device through the mode of stacking a plurality of this devices.
Example two
As shown in fig. 2-3, in the present embodiment, compared with the first embodiment, the outer end surface of the outer hexagonal shell 1 is provided with a plurality of sets of anti-slip lines, and the top of the outer hexagonal shell 1 is the same as the outer hexagonal column 6; the structure of adopting same co-altitude can be convenient for this device transport the installation, has reduced outer hexagonal post 6 simultaneously and has taken place cracked risk.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (8)
1. The double-ended screw is characterized by comprising an outer hexagonal shell (1), a screw rod (2), a sleeve (5), an outer hexagonal column (6) and a connecting piece (7);
the bottom of the outer hexagonal shell (1) is connected with a connecting piece (7); the inner wall of the outer hexagonal shell (1) is connected with the sleeve (5); one end of the connecting piece (7) far away from the outer hexagonal shell (1) is connected with the screw rod (2); an external thread (3) is arranged at the bottom of the external end surface of the screw rod (2); one end of the screw rod (2) far away from the connecting piece (7) is provided with an inner hexagonal groove (4); the width of the inner hexagonal groove (4) is the same as the width of the outer end face of the outer hexagonal column (6); the top of the connecting piece (7) is connected with the outer hexagonal column (6); the end of the outer hexagonal column (6) far away from the connecting piece (7) is provided with a notch (8).
2. A double-ended screw according to claim 1, characterized in that the inner wall of the inner hexagonal groove (4) is provided with an anti-slip layer, and the thickness between the outer thread (3) and the inner hexagonal groove (4) is smaller than the distance between the outer hexagonal column (6) and the sleeve (5).
3. A double-ended screw according to claim 1, characterized in that the notch (8) is located in the center of the top of the outer hexagonal column (6), a vent hole is arranged in the outer hexagonal column (6), and the bottom of the vent hole penetrates through the side surface of the inner wall of the inner hexagonal groove (4).
4. The double-ended screw according to claim 1, wherein a plurality of groups of anti-slip lines are arranged on the outer end face of the outer hexagonal shell (1), and the top of the outer hexagonal shell (1) is the same as the outer hexagonal column (6).
5. The double-ended screw according to claim 1, wherein a rubber sealing ring is arranged at the bottom of the outer hexagonal shell (1), the rubber sealing ring is connected with the outer end face of the screw rod (2), and the rubber sealing ring is arranged at the top of the outer thread (3).
6. A double-ended screw according to claim 1, characterized in that the outer hexagonal column (6) is provided with an anti-slip layer on the outer end face side.
7. A double-ended screw according to claim 1, characterized in that the top of the outer hexagonal shell (1) is provided with a wear ring, which is connected to the top of the inner wall of the sleeve (5).
8. A double-ended screw according to claim 1, characterized in that the top of the connecting piece (7) is provided with a buffer sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321741437.1U CN220470424U (en) | 2023-07-05 | 2023-07-05 | Double-head screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321741437.1U CN220470424U (en) | 2023-07-05 | 2023-07-05 | Double-head screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220470424U true CN220470424U (en) | 2024-02-09 |
Family
ID=89781130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321741437.1U Active CN220470424U (en) | 2023-07-05 | 2023-07-05 | Double-head screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220470424U (en) |
-
2023
- 2023-07-05 CN CN202321741437.1U patent/CN220470424U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |