CN214560567U - Fastening device for connecting air pipes in narrow space - Google Patents
Fastening device for connecting air pipes in narrow space Download PDFInfo
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- CN214560567U CN214560567U CN202120756476.3U CN202120756476U CN214560567U CN 214560567 U CN214560567 U CN 214560567U CN 202120756476 U CN202120756476 U CN 202120756476U CN 214560567 U CN214560567 U CN 214560567U
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- connecting shaft
- gear
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- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a fastening device for connecting air pipes in narrow space, relating to the field of fastening devices; the electric drill comprises a fixed shell, an electric drill joint, a joint connecting shaft, a first conical gear, a second conical gear, a first connecting shaft, a first transmission gear, a second connecting shaft, a second joint, a bearing seat and the like; the device can solve the problem that when the wall corners of the fresh air pipeline are arranged and installed, the flange bolts on the wall side are connected and fastened; the installation fastening device has the advantages that the installation fastening device is used for installing and fastening an installation area with larger depth or smaller space, so that the installation connection fastening speed and quality are improved, the air leakage possibility of the joint of the pipeline close to the wall is reduced, and the air supply effect of the air pipe is improved.
Description
Technical Field
The utility model belongs to the technical field of fastener and specifically relates to a fastener that can be used to narrow and small space tuber pipe is connected is related to.
Background
In the construction process of flange connection of the metal air pipes, the air pipes need to be connected through flanges, the situation that two sides of a rectangular air pipe are close to a poured wall body often occurs in actual operation, so that the flanges on two surfaces of the air pipe do not have enough space to use a conventional electric wrench to carry out bolt connection fastening operation, and if the fastening quality is poor, the part has very high air leakage possibility; in order to reduce the possibility of air leakage at the joint and ensure the air supply effect, sealing filler, sealant and the like are usually combined for plugging, and because the operation space is limited, the construction operation difficulty of installation personnel is high, and the construction progress is slow; and additional material cost input is also added by other compensation measures for reducing the air leakage quantity of the connection part.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a fastener that can be used to narrow and small space tuber pipe is connected. The technical problem of the utility model is realized through following technical scheme: a fastening device for connecting air pipes in narrow spaces comprises a fixed shell, an electric drill joint, a joint connecting shaft, a first conical gear, a second conical gear, a first connecting shaft, a first transmission gear, a second connecting shaft, a second joint and a bearing seat; the bottom edge of the fixed shell is provided with a hole, a joint connecting shaft is arranged in the hole, an electric drill joint is arranged on the joint connecting shaft outside the fixed shell, the joint connecting shaft is connected with a first conical gear in the fixed shell, bearing seats are arranged on two side walls of the fixed shell, and a first connecting shaft and a second connecting shaft which are parallel to each other are arranged between the two bearing seats; a second conical gear vertically matched with the first conical gear is arranged on the first connecting shaft close to the inner wall of the fixed shell, a first transmission gear is arranged in the middle of the first connecting shaft, a second transmission gear is arranged in the middle of the second connecting shaft, and the first transmission gear is meshed with the second transmission gear; and a second joint is also arranged on the second transmission gear and is positioned outside the fixed shell.
Further, a handle is arranged on one side of the outer side of the fixed shell, which is opposite to the second joint.
Further, the handle is connected to the outer side of the fixed shell through threads
Furthermore, a universal flexible shaft can be connected to the second joint.
Further, the electric drill joint is externally connected with an electric drill or a manual screwing tool.
Further, the first transmission gear and the second transmission gear are both cylindrical gears.
Furthermore, the fixed shell is of a frame structure with the upper surface and the lower surface removed, and arc-shaped chamfers are arranged at four corners of the fixed shell.
To sum up, the utility model discloses following beneficial effect has:
the utility model discloses a fastener for narrow and small space tuber pipe is connected can solve when arranging the installation in new trend pipeline corner, leans on wall side flange bolt to connect fastening problem; the device changes the direction of rotation through gear drive, can the switching-over nailing fastening to the space that can't put into fastening tool, and the universal flexible axle can be connected to the second joint in addition, installs the fastening to the great installation region of degree of depth, has improved erection joint fastening speed and quality, reduces to lean on the wall side pipeline junction possibility of leaking out, has improved the air supply effect of tuber pipe.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the internal structure of the stationary housing;
fig. 3 is a schematic view of the connection of the components in use.
Description of reference numerals:
the electric drill comprises a fixed shell 1, an electric drill joint 2, a joint connecting shaft 3, a first bevel gear 4, a second bevel gear 5, a first connecting shaft 6, a handle 7, a first transmission gear 8, a second transmission gear 9, a second connecting shaft 10, a second joint 11, a bearing seat 12, a universal flexible shaft 13 and an electric drill 14.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model discloses a fastener that can be used to narrow and small space tuber pipe to connect. Referring to fig. 1-3, a fastener that can be used to narrow and small space tuber pipe and connect, including fixed casing 1, electric drill joint 2, joint connecting axle 3, first conical gear 4, second conical gear 5, first connecting axle 6, first drive gear 8, second drive gear 9, second connecting axle 10, second joint 11 and bearing frame 12, fixed casing 1 is for removing the frame type structure from top to bottom, fixed casing 1 four corners department all sets up the arc chamfer, and the frame type structure does not additionally occupy the space, and the operating personnel of being convenient for moreover sees the device internal conditions.
The bottom edge of the fixed shell 1 is provided with a hole, a joint connecting shaft 3 is arranged in the hole, an electric drill joint 2 is arranged on the joint connecting shaft 3 outside the fixed shell 1, the joint connecting shaft 3 is connected with a first conical gear 4 in the fixed shell 1, two side walls of the fixed shell 1 are respectively provided with a bearing seat 12, and a first connecting shaft 6 and a second connecting shaft 10 which are parallel to each other are arranged between the two bearing seats 12; a second conical gear 5 vertically matched with the first conical gear 4 is arranged on the first connecting shaft 6 close to the inner wall of the fixed shell 1, a first transmission gear 8 is arranged in the middle of the first connecting shaft 6, a second transmission gear 9 is arranged in the middle of the second connecting shaft 10, the first transmission gear 8 is meshed with the second transmission gear 9, and both gears are cylindrical gears; and a second joint 11 is also arranged on the second transmission gear 9, and the second joint 11 is positioned outside the fixed shell 1.
A handle 7 is arranged on one side of the outer side of the fixed shell 1 opposite to the second joint 11; the handle 7 is connected to the outer side of the fixed shell 1 through threads, when the electric drill 14 is used for operation, one hand holds the electric drill 14, the other hand can hold the handle 7 to ensure that the device is stable, and when the operation space is too small, the handle 7 can be detached, so that the whole occupied space of the device is reduced.
As shown in fig. 3, the second joint 11 may be connected to a universal flexible shaft 13; the electric drill joint 2 is externally connected with an electric drill 14 or a manual screwing tool, so that a bolt can be fastened through selecting the universal flexible shaft 13 with a proper length in a large installation area, the device can be placed into an operation area in the narrow operation area where the electric drill 14 cannot be placed, and the electric drill 14 is placed in an external easy operation area to be fastened by bolts.
The utility model discloses a theory of operation does: when using electric drill 14 to fasten the operation, on being connected to electric drill joint 2 with the electric drill head, open electric drill 14, joint connecting axle 3 drives first conical gear 4 and rotates, and then drives and rotates rather than engaged with second conical gear 5, second conical gear 5 drives second drive gear 9 through first connecting shaft 6 and first drive gear 8 and rotates, finally drives second joint 11 and rotates, bolt fastening work is accomplished through connecting universal flexible axle 13 to second joint 11 can direct fastening bolt.
Above do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a fastener that can be used to narrow and small space tuber pipe to connect, includes fixed casing (1), electric drill joint (2), joint connecting axle (3), first conical gear (4), second conical gear (5), first connecting axle (6), first drive gear (8), second drive gear (9), second connecting axle (10), second joint (11) and bearing frame (12), its characterized in that: the bottom edge of the fixed shell (1) is provided with a hole, a joint connecting shaft (3) is arranged in the hole, an electric drill joint (2) is arranged on the joint connecting shaft (3) at the outer side of the fixed shell (1), the joint connecting shaft (3) is connected with a first bevel gear (4) in the fixed shell (1), two side walls of the fixed shell (1) are respectively provided with a bearing seat (12), and a first connecting shaft (6) and a second connecting shaft (10) which are parallel to each other are arranged between the two bearing seats (12); a second conical gear (5) vertically matched with the first conical gear (4) is arranged on the first connecting shaft (6) close to the inner wall of the fixed shell (1), a first transmission gear (8) is arranged in the middle of the first connecting shaft (6), a second transmission gear (9) is arranged in the middle of the second connecting shaft (10), and the first transmission gear (8) is meshed with the gear teeth of the second transmission gear (9); and a second joint (11) is further arranged on the second transmission gear (9), and the second joint (11) is positioned outside the fixed shell (1).
2. The fastening device for connecting the wind pipe in the narrow space according to claim 1, wherein: and a handle (7) is arranged on one side of the outer side of the fixed shell (1) opposite to the second joint (11).
3. The fastening device for connecting the wind pipe in the narrow space according to claim 2, wherein: the handle (7) is connected to the outer side of the fixed shell (1) through threads.
4. The fastening device for connecting the wind pipe in the narrow space according to claim 1, wherein: the second joint (11) can be connected with a universal flexible shaft (13).
5. The fastening device for connecting the wind pipe in the narrow space according to claim 1, wherein: the electric drill joint (2) is externally connected with an electric drill (14) or a manual screwing tool.
6. The fastening device for connecting the wind pipe in the narrow space according to any one of claims 1 to 5, wherein: the first transmission gear (8) and the second transmission gear (9) are both cylindrical gears.
7. The fastening device for connecting the wind pipe in the narrow space according to claim 1, wherein: the fixed shell (1) is of a frame structure with the upper surface and the lower surface removed, and arc-shaped chamfers are arranged at four corners of the fixed shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120756476.3U CN214560567U (en) | 2021-04-14 | 2021-04-14 | Fastening device for connecting air pipes in narrow space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120756476.3U CN214560567U (en) | 2021-04-14 | 2021-04-14 | Fastening device for connecting air pipes in narrow space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214560567U true CN214560567U (en) | 2021-11-02 |
Family
ID=78325881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120756476.3U Active CN214560567U (en) | 2021-04-14 | 2021-04-14 | Fastening device for connecting air pipes in narrow space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214560567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413068A (en) * | 2021-12-21 | 2022-04-29 | 华北冶建工程建设有限公司 | Pipe fastening device and method |
-
2021
- 2021-04-14 CN CN202120756476.3U patent/CN214560567U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413068A (en) * | 2021-12-21 | 2022-04-29 | 华北冶建工程建设有限公司 | Pipe fastening device and method |
| CN114413068B (en) * | 2021-12-21 | 2024-03-08 | 华北冶建工程建设有限公司 | Pipeline fastening device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fastening device for connecting air ducts in narrow spaces Effective date of registration: 20231122 Granted publication date: 20211102 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: Jinan Langshi Environmental Science and Technology Co.,Ltd. Registration number: Y2023980067049 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |