CN110977847A - Portable fastening tool and method for cable joint on junction box - Google Patents
Portable fastening tool and method for cable joint on junction box Download PDFInfo
- Publication number
- CN110977847A CN110977847A CN201911178584.0A CN201911178584A CN110977847A CN 110977847 A CN110977847 A CN 110977847A CN 201911178584 A CN201911178584 A CN 201911178584A CN 110977847 A CN110977847 A CN 110977847A
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- China
- Prior art keywords
- fastening
- cable
- handle
- elasticity
- fastening sleeve
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- 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.)
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000005489 elastic deformation Effects 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
- B25B13/481—Spanners; Wrenches for special purposes for operating in areas having limited access
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/16—Distribution boxes; Connection or junction boxes structurally associated with support for line-connecting terminals within the box
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
A portable fastening tool and method for a cable joint on a junction box includes a fastening sleeve and a resilient handle; wherein, the fastening sleeve is including the barrel, the shape of this barrel inner chamber is unanimous with cable joint's fastening nut's appearance, one side is provided with the breach, be used for the cable to pass through this breach from the side after connecting, two mounting holes have been seted up relatively on two other sides of this barrel, the position is close to the one end of barrel, but the elasticity handle is elastic deformation component, detachably installs on the fastening sleeve, including handle portion and elasticity clamping part, the front end of elasticity clamping part is equipped with the centre gripping opening, both ends respectively are provided with the dop of buckling inwards, this dop imbeds in the mounting hole with the help of the elasticity restoring force embedding of elasticity handle. The invention adopts a detachable structure, solves the problems of difficult operation and complicated flow caused by smaller operable space in the cable joint fastening operation on the electrical junction box, has the advantages of simple operation, rapidness and convenience, and improves the reliability of cable joint installation while improving the production efficiency.
Description
Technical Field
The invention relates to an electric appliance wiring assembly process, in particular to a convenient fastening tool and a method for a cable connector on a junction box, and belongs to the technical field of electrical manufacturing.
Background
In the installation process of electrical appliances, an electrical junction box is often used as a device for assembling and wiring, please refer to fig. 1 and 2, because the electrical appliances are arranged in the electrical junction box a more, generally, the cable wiring is performed through the cable connector B2 on the stuffing box plate B at the lower part of the electrical junction box, the cable connector B2 is installed on the plate B1 of the stuffing box plate B, the number is generally more, the space between the cable connectors B2 is narrower, and therefore, the disassembling operation of the cable connector B2 is difficult to operate, and the operation efficiency is low.
At present cable joint B2's fastening dismantlement mode is, after the cable connection was accomplished, adopt general class fastening spanner to operate, however because the operating space between the cable joint B2 is less, general interior fastening spanner is difficult to put into, thereby cause the operation difficulty, inefficiency, it is difficult to effectively fasten cable joint B2, cable joint B2 also can not carry out effectual protection to electrical equipment or electrical components, dust granule class impurity and liquid still easily get into electrical junction box A, cause the damage to electrical equipment or electrical components, reduce its life.
Disclosure of Invention
The invention aims to provide a portable fastening tool and a method for a cable joint on a junction box, which can reliably clamp the cable joint in a narrow space and conveniently fasten and disassemble the cable joint, thereby ensuring safe and effective operation and improving the operation efficiency.
In order to achieve the above object, the technical solution of the present invention is as follows:
a portable fastening tool for a cable joint on a junction box is a detachable appliance and comprises a fastening sleeve and an elastic handle;
the fastening sleeve is a cylindrical component and comprises a cylinder body, the cylinder body is sleeved on the periphery of the cable connector, the shape of an inner cavity of the cylinder body is consistent with the appearance of a fastening nut of the cable connector, a through notch is formed in one side of the cylinder body, the through notch is used for allowing a cable to pass through the notch from the side after being connected, two mounting holes are oppositely formed in the other two side edges of the cylinder body, the two mounting holes are through holes penetrating through the cylinder wall of the cylinder body, and the positions of the two mounting holes are close to one end of the cylinder body;
but elasticity handle be elastic deformation component for the transmission of fastening force, detachably install in on the fastening sleeve, the first half of this elasticity handle is the elasticity clamping part, the latter half is handle portion, this handle portion connect in the rear side of elasticity clamping part, the appearance is convenient for the palm and is held, the front end of elasticity clamping part is equipped with the centre gripping opening, and the both ends of this centre gripping opening respectively are provided with the dop of buckling inwards, and this dop with the help of the elasticity restoring force embedding of elasticity handle in the mounting hole, thereby make the elasticity handle will fastening sleeve clamps.
Further, the cross section of the fastening sleeve is polygonal.
Further, the cross section of the fastening sleeve is in a regular hexagon shape.
Further, the positions of the two mounting holes are symmetrical about the axis of the cylinder.
Furthermore, the elastic handle is formed by bending a round steel bar.
Further, the distance between the end parts of the two clamping heads is smaller than the distance between the two cylinder walls provided with the mounting holes.
The other technical scheme of the invention is as follows:
a fastening method for a cable joint on a junction box, which is realized by adopting the portable fastening tool, comprises the following operation steps:
1) sleeving the fastening sleeve on a fastening nut of the cable joint, enabling one end close to the mounting hole to face downwards, screwing the cable joint loose by rotating the elastic handle, and taking the portable fastening tool down from the cable joint;
2) connecting a cable to an electric appliance or element in the electric junction box through the cable joint to complete cable wiring operation;
3) and selecting a proper angle to enable the connected cable to transversely pass through the gap of the fastening sleeve to enter the inner cavity of the cylinder body, sleeving the fastening sleeve on a fastening nut of the cable connector, and rotating the adjustable handle to enable the fastening sleeve to tightly screw the cable connector.
4) And releasing the fastening sleeve from the fastening nut, enabling the cable to transversely pass through the notch of the fastening sleeve and leave the inner cavity of the cylinder body, and taking down the portable fastening tool.
Compared with the prior art, the cable connector fastening device has the advantages that the detachable structure is adopted, the notch capable of enabling the connected cable to transversely pass is formed, the problems of difficulty in operation and complex flow caused by small operable space in cable connector fastening operation on the electrical junction box are solved, the operation is simple, rapid and convenient, and the reliability of cable connector installation is improved under the condition that the production efficiency is improved.
Drawings
Fig. 1 is a diagrammatic view of an electrical junction box.
Fig. 2 is a schematic view of the structure of a stuffing box plate.
Fig. 3 is a schematic structural diagram of the present invention.
Fig. 4 is a transverse view of the fastening sleeve.
Fig. 5 is a left side view of fig. 4.
Fig. 6 is a schematic view of a fastening handle.
In the figure, the position of the upper end of the main shaft,
a-an electric junction box, B-a cable stuffing box plate, B1-a plate, B2-a cable joint, 1-a fastening sleeve, 11-a barrel, 12-a notch, 13-a mounting hole, 2-an elastic handle, 21-a handle part, 22-an elastic clamping part and 23-a clamping head.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, but the scope of the invention as claimed should not be limited thereby.
Referring to fig. 3, the portable fastening tool for cable connector on junction box is a detachable device, and includes a fastening sleeve 1 and an elastic handle 2.
Referring to fig. 4 and 5, the fastening sleeve 1 is a cylindrical member with a polygonal cross section, such as a regular hexagon, and is sleeved on the outer periphery of the cable connector B2 of the electrical connection box a. The fastening sleeve 1 comprises a cylinder body 11, the shape of the inner cavity of the cylinder body 11 is consistent with the outline of a fastening nut of a fastened cable joint B2, and the cylinder body can be sleeved on the cable joint B2; a through-hole 12 is formed in one side of the cylinder 11, and is used for a cable to pass through the through-hole 12 from the side surface after connection, so that the fastening sleeve 1 can be taken out from the cable connector B2, two mounting holes 13 are oppositely formed in the other two side edges of the cylinder 11 for mounting the elastic handle 2, and the two mounting holes 13 are through holes penetrating through the cylinder wall of the cylinder 11, are symmetrical with respect to the axis of the cylinder 11, and are located near one end of the cylinder 11.
The elastic handle 2 is an elastically deformable member having a clamping structure for transmitting a fastening force. Referring to fig. 6, the elastic handle 2 is formed by bending a round steel bar, and has an elastic clamping portion 22 at the front half and a handle portion 21 at the rear half. The handle portion 21 is connected to the rear side of the elastic clamping portion 22, and is shaped to be held by the palm of the operator. The elastic clamping part 22 is shaped like a square, a clamping opening is formed in the front end of the elastic clamping part, two ends of the clamping opening are respectively provided with a clamping head 23 bent inwards, the distance between the end parts of the two clamping heads 23 is smaller than the distance between the two cylinder walls provided with the mounting holes 13, and the two clamping heads 23 can be embedded into the mounting holes 13 of the fastening sleeve 1, so that the elastic handle 2 clamps the fastening sleeve 1.
During installation, the elastic clamping part 22 is firstly broken to two sides, so that the elastic handle 2 deforms, the distance between the two clamping heads 23 is increased, then the two clamping heads 23 are aligned to the two installation holes 13 on the cylinder body 11, the elastic clamping part 22 is released, the elastic restoring force of the elastic handle 2 enables the clamping heads 23 to be embedded into the installation holes 13, and therefore the elastic handle 2 tightly clamps the cylinder body 11 to form a whole, and the elastic handle 2 can be detachably installed on the fastening sleeve 1.
The operation steps of the convenient fastening method for the cable joint on the junction box by adopting the fastening tool are as follows:
1) opening the door cover of the electric connection box A, referring to fig. 1, sleeving the fastening sleeve 1 on the fastening nut of the cable connector B2, and turning the end close to the mounting hole 13 downwards, screwing the elastic handle 2 to unscrew the cable connector B2 from the plate B1, and removing the fastening sleeve 1 from the cable connector B2.
2) The cable is connected to the electrical appliance or component in the electrical connection box a through the cable connector B2, the cable connection operation is completed, and then the cable connector B2 is tightened.
3) The proper angle is selected to enable the connected cable to transversely pass through the notch 12 of the fastening sleeve 1 to enter the inner cavity of the cylinder body 11, the fastening sleeve 1 is sleeved on the fastening nut of the cable connector B2, the adjustable handle 2 is held and rotated by hands, and the fastening sleeve 1 drives the fastening nut to screw the cable connector B2 on the plate B1.
4) The portable fastening tool is removed by disengaging the fastening sleeve 1 from the fastening nut and the cable is passed transversely through the gap 12 of the fastening sleeve 1 and out of the interior of the barrel 11.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. All equivalent changes and modifications made according to the content of the claims of the present invention should be within the technical scope of the present invention.
Claims (7)
1. The utility model provides a portable fastening tool for cable joint on junction box which characterized in that: the portable fastening tool is a detachable appliance and comprises a fastening sleeve and an elastic handle;
the fastening sleeve is a cylindrical component and comprises a cylinder body, the cylinder body is sleeved on the periphery of the cable connector, the shape of an inner cavity of the cylinder body is consistent with the appearance of a fastening nut of the cable connector, a through notch is formed in one side of the cylinder body, the through notch is used for allowing a cable to pass through the notch from the side after being connected, two mounting holes are oppositely formed in the other two side edges of the cylinder body, the two mounting holes are through holes penetrating through the cylinder wall of the cylinder body, and the positions of the two mounting holes are close to one end of the cylinder body;
but elasticity handle be elastic deformation component for the transmission of fastening force, detachably install in on the fastening sleeve, the first half of this elasticity handle is the elasticity clamping part, the latter half is handle portion, this handle portion connect in the rear side of elasticity clamping part, the appearance is convenient for the palm and is held, the front end of elasticity clamping part is equipped with the centre gripping opening, and the both ends of this centre gripping opening respectively are provided with the dop of buckling inwards, and this dop with the help of the elasticity restoring force embedding of elasticity handle in the mounting hole, thereby make the elasticity handle will fastening sleeve clamps.
2. The portable fastening tool for cable splices on junction boxes according to claim 1, characterized in that: the cross section of the fastening sleeve is polygonal.
3. The portable fastening tool for cable splices on junction boxes according to claim 1, characterized in that: the cross section of the fastening sleeve is in a regular hexagon shape.
4. The portable fastening tool for cable splices on junction boxes according to claim 1, characterized in that: the positions of the two mounting holes are symmetrical about the axis of the cylinder.
5. The portable fastening tool for cable splices on junction boxes according to claim 1, characterized in that: the elastic handle is formed by bending a round steel bar.
6. The portable fastening tool for cable splices on junction boxes according to claim 1, characterized in that: the distance between the end parts of the two clamping heads is smaller than the distance between the two cylinder walls provided with the mounting holes.
7. A method of tightening a cable connector on a junction box using the portable tightening tool of claim 1, characterized in that: the operation steps of the fastening method are as follows:
1) sleeving the fastening sleeve on a fastening nut of the cable joint, enabling one end close to the mounting hole to face downwards, screwing the cable joint loose by rotating the elastic handle, and taking the portable fastening tool down from the cable joint;
2) connecting a cable to an electric appliance or element in the electric junction box through the cable joint to complete cable wiring operation;
3) and selecting a proper angle to enable the connected cable to transversely pass through the gap of the fastening sleeve to enter the inner cavity of the cylinder body, sleeving the fastening sleeve on a fastening nut of the cable connector, and rotating the adjustable handle to enable the fastening sleeve to tightly screw the cable connector.
4) And releasing the fastening sleeve from the fastening nut, enabling the cable to transversely pass through the notch of the fastening sleeve and leave the inner cavity of the cylinder body, and taking down the portable fastening tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911178584.0A CN110977847A (en) | 2019-11-27 | 2019-11-27 | Portable fastening tool and method for cable joint on junction box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911178584.0A CN110977847A (en) | 2019-11-27 | 2019-11-27 | Portable fastening tool and method for cable joint on junction box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110977847A true CN110977847A (en) | 2020-04-10 |
Family
ID=70087436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911178584.0A Pending CN110977847A (en) | 2019-11-27 | 2019-11-27 | Portable fastening tool and method for cable joint on junction box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110977847A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112038998A (en) * | 2020-08-25 | 2020-12-04 | 安徽送变电工程有限公司 | Firm cable hanger of lock |
| CN113927539A (en) * | 2021-11-08 | 2022-01-14 | 江苏核电有限公司 | Cable locking kudzuvine root head assembly and disassembly tools |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9027446B1 (en) * | 2013-01-16 | 2015-05-12 | Scientific Components Corporation | Wrench adaptor |
| CN206148785U (en) * | 2016-08-30 | 2017-05-03 | 中广核核电运营有限公司 | Cable plug assembly and disassembly tools |
| CN208068182U (en) * | 2017-12-29 | 2018-11-09 | 中国核工业二三建设有限公司 | Cable Ge Lan dismantling devices |
| CN212635571U (en) * | 2019-11-27 | 2021-03-02 | 上海中船三井造船柴油机有限公司 | Portable fastening tool for cable connector on junction box |
-
2019
- 2019-11-27 CN CN201911178584.0A patent/CN110977847A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9027446B1 (en) * | 2013-01-16 | 2015-05-12 | Scientific Components Corporation | Wrench adaptor |
| CN206148785U (en) * | 2016-08-30 | 2017-05-03 | 中广核核电运营有限公司 | Cable plug assembly and disassembly tools |
| CN208068182U (en) * | 2017-12-29 | 2018-11-09 | 中国核工业二三建设有限公司 | Cable Ge Lan dismantling devices |
| CN212635571U (en) * | 2019-11-27 | 2021-03-02 | 上海中船三井造船柴油机有限公司 | Portable fastening tool for cable connector on junction box |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112038998A (en) * | 2020-08-25 | 2020-12-04 | 安徽送变电工程有限公司 | Firm cable hanger of lock |
| CN112038998B (en) * | 2020-08-25 | 2022-05-06 | 安徽送变电工程有限公司 | Firm cable hanger of lock |
| CN113927539A (en) * | 2021-11-08 | 2022-01-14 | 江苏核电有限公司 | Cable locking kudzuvine root head assembly and disassembly tools |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200410 |