CN212934892U - Chuck device of configuration earth connection - Google Patents
Chuck device of configuration earth connection Download PDFInfo
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- CN212934892U CN212934892U CN202021744954.0U CN202021744954U CN212934892U CN 212934892 U CN212934892 U CN 212934892U CN 202021744954 U CN202021744954 U CN 202021744954U CN 212934892 U CN212934892 U CN 212934892U
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- clamping
- chuck
- locking portion
- wall
- rod
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Abstract
The utility model discloses a chuck device of configuration earth connection, include the stroke pole and install the contact lever in the stroke pole, the stroke pole outer wall is equipped with first external screw thread, the stroke pole top is equipped with first locking portion, be used for forming spacingly by first locking portion and contact lever, first locking portion top movable mounting has the clamping, be used for by clamping and chuck mutual correspondence, the chuck bottom is equipped with connects the platform, connect a middle part and be equipped with the screw hole, be used for closing on first external screw thread soon by the screw hole, contact lever top and clamping bottom are contradicted each other, with the unable effective control of current chuck in vertical orientation of hopeing for solving, the opening size is difficult to adjust, the problem that work efficiency is low.
Description
Technical Field
The utility model relates to a chuck device, more specifically the utility model discloses mainly relate to a chuck device of configuration earth connection.
Background
In operation and maintenance of electrical equipment, in order to prevent damage to personnel and electrical equipment due to sudden voltage changes, a ground wire is usually provided on the electrical equipment. The grounding wire mainly comprises a conductor end, a copper wire, a grounding end and an operating rod.
When high-voltage equipment or high-voltage lines are overhauled or other works are carried out, the high-voltage equipment or the high-voltage lines are connected with the ground wire through the grounding wire clamp, the danger voltage and electric arc generated by sudden power on of the equipment or the damage of induced voltage generated by other adjacent high-voltage electrified equipment and lines to human bodies can be prevented, the residual charge of the power-off equipment and the lines can be discharged, the electric shock accidents of personnel are avoided, and the personal safety of the operating personnel is guaranteed.
However, when the grounding wire is hung, the chuck is directly connected with the annealed copper wire, and the rotation of the chuck in the vertical direction cannot be effectively controlled. Particularly, under windy conditions, the opening direction of the clamp head randomly changes, and when the included angle between the opening direction of the clamp head and the direction of the lead is too small, the clamp head of the grounding wire is difficult to clamp the lead. The operating personnel generally make the chuck rotate or make the chuck strike the wire many times through rotatory tail rope, and not only efficiency is not high, has increased the work load of hanging and establishing the earth connection, has accelerated the loss of tail rope and chuck moreover.
SUMMERY OF THE UTILITY MODEL
One of the purposes of the utility model is to solve the above-mentioned not enough, provide a chuck device of configuration earth connection to expect to solve current chuck and can't effective control in vertical direction, the opening size is difficult to adjust, problem that work efficiency is low.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a chuck device of configuration earth connection, include the stroke pole and install the contact lever in the stroke pole, the stroke pole outer wall is equipped with first external screw thread, the stroke pole top is equipped with first locking portion for it is spacing to form by first locking portion and contact lever, movable mounting has the clamping above first locking portion, be used for by clamping and chuck mutual correspondence, the chuck bottom is equipped with connects the platform, it is equipped with the screw hole to connect a middle part for close on first external screw thread soon by the screw hole, contact lever top with the clamping bottom is contradicted each other.
Preferably, the further technical scheme is as follows: the clamp is characterized in that the two sides of the clamp are respectively provided with a stepping groove for forming a gap between the clamp and the inner wall of the chuck, the top of the clamp is a smooth curved surface, the bottom of the clamp is provided with an installation platform, the bottom of the installation platform is provided with an installation groove, and the side wall of the installation platform is provided with a limiting hole.
The further technical scheme is as follows: first locking portion is the cylindrical structure of well expert, first locking portion lateral wall is equipped with the spout, the spout with spacing hole corresponds each other for pass spacing hole by spacing bolt and install in the spout, first locking portion outer wall is equipped with the spacing ring.
The further technical scheme is as follows: the outer wall of the contact lever is provided with a first limiting block and a second limiting block, and the top of the first limiting block and the bottom of the first locking portion form limiting.
The further technical scheme is as follows: and the contact rod is sleeved with a return spring, and the return spring is positioned between the second limiting block and a second locking part arranged at the bottom of the travel rod.
The further technical scheme is as follows: and fastening bolts are arranged on the side walls of the clamping heads.
Compared with the prior art, one of the beneficial effects of the utility model is that: the first locking part is arranged at the top of the travel rod, the first locking part is used for limiting the movement distance of the contact rod in the travel rod through the first locking part, a sliding groove is formed in the side wall of the first locking part, a limiting hole is formed in the side wall of the mounting table arranged at the bottom of the clamp, a limiting bolt penetrates through the limiting hole to be arranged in the sliding groove, the clamp is movably arranged on the first locking part and is abutted against the top of the contact rod, and the contact rod is driven to move downwards by the clamp in the downward movement process of the central axis of the contact rod; meanwhile, a first external thread is arranged on the outer wall of the stroke rod, a threaded hole is formed in the connecting platform below the chuck, the threaded hole is screwed on the first external thread, the height of the chuck on the stroke rod is adjusted, the distance between the chuck and the clamping jaw is adjusted, and the working efficiency is improved; simultaneously through set up the groove of stepping down in the clamping both sides, and the chuck both sides are located two sets of respectively step down the inslot, and respectively with two sets of the groove of stepping down has the clearance for form spacing between clamping and the chuck, improve the stability between clamping and the chuck, easily control.
Drawings
Fig. 1 is a schematic perspective view illustrating a chuck device configured with a ground wire according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view illustrating a chuck device according to another embodiment of the present invention.
Fig. 3 is a schematic perspective view illustrating a chuck according to still another embodiment of the present invention.
Fig. 4 is a schematic perspective view illustrating enlargement of the clip according to still another embodiment of the present invention.
Fig. 5 is another perspective view illustrating enlargement of the clip according to still another embodiment of the present invention.
Fig. 6 is a schematic perspective view illustrating a travel bar according to still another embodiment of the present invention.
Fig. 7 is a schematic cross-sectional view illustrating the connection of the trip bar and the clip according to still another embodiment of the present invention.
In the figure, 1 is the stroke pole, 2 is the contact lever, 3 is first locking portion, 4 is the clamping, 5 is the chuck, 6 is the connection platform, 7 is the screw hole, 8 is the groove of stepping down, 9 is the mount table, 10 is the mounting groove, 11 is spacing hole, 12 is the spout, 13 is the spacing ring, 14 is first stopper, 15 is the second stopper, 16 is reset spring, 17 is second locking portion.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1, 2 and 3, an embodiment of the present invention is a chuck device for configuring a ground wire, comprising a stroke rod 1 and a contact rod 2 installed in the stroke rod 1, for moving up and down along the central axis of the stroke rod 1 by the contact rod 2, a first external thread provided on the outer wall of the stroke rod 1, a first locking portion 3 provided above the stroke rod 1 for forming a limit by the first locking portion 3 and the contact rod 2, for controlling the moving distance of the contact rod 2 in the stroke rod 1, a clip 4 movably installed above the first locking portion 3 for corresponding the clip 4 and the chuck 5, a connecting platform 6 provided at the bottom of the chuck 5, the connecting platform 6 and the chuck 5 forming an integral structure, and a threaded hole 7 provided in the middle of the connecting platform 6 for screwing on the first external thread by the threaded hole 7, the top end of the contact rod 2 is abutted against the bottom of the clamp 4.
Referring to fig. 2, 4 and 5, in another embodiment of the present invention, the clip 4 is provided with two receding grooves 8 on both sides thereof for forming a gap between the clip 4 and an inner wall of the collet 5 to prevent the clip 4 from rubbing against the collet 5 during sliding along the central axis of the travel rod 1, thereby improving the smoothness of movement of the clip 4, the clip 4 is provided with an H-shaped top view, the collet 5 is provided with side walls thereof respectively disposed in the two receding grooves 8 of the clip 4 for forming a limit between the clip 4 and the collet 5, thereby improving the stability between the collet 5 and the clip 4, and the top of the clip 4 is provided with a smooth curved surface for forming a locking structure between the top of the clip 4 and the collet 5, and a mounting platform 9 is provided at the bottom of the clip 4, the mounting platform 9 is located at the middle of the bottom of the clip 4, and the mounting platform 9 is a cylindrical structure, an installation groove 10 is arranged at the bottom of the installation platform 9, the installation groove 10 is also of a cylindrical structure, and a limit hole 11 is arranged on the side wall of the installation platform 9.
Referring to fig. 2, 4 and 6, in another embodiment of the present invention, the first locking portion 3 is a cylindrical structure, and the inner diameter of the mounting groove 10 is larger than the outer diameter of the first locking portion 3, and is used for being mounted in the mounting groove 10 from the top end of the first locking portion 3, the side wall of the first locking portion 3 is provided with a sliding groove 12, the sliding groove 12 is located in the radial direction of the first locking portion 3, and the sliding groove 12 corresponds to the limiting hole 11, and is used for being mounted in the sliding groove 12 by a limiting bolt passing through the limiting hole 11, and mounting the clip 4 on the first locking portion 3, and a gap is formed between the limiting bolt and the contact rod 2, so as to prevent friction between the limiting bolt and the contact rod 2 during the radial movement of the clip 4 along the stroke rod 1, and improve the stability of the clip 4 during the movement, and the outer wall of the first locking part 3 is provided with a limiting ring 13, the limiting ring 13 is sleeved on the first locking part 3 and is positioned below the sliding chute 12, and forms an integrated structure with the first locking part 3 for limiting by the limiting ring 13 and the top end of the stroke rod 1, and the first locking part 3 and the stroke rod 1 are coaxially matched for mutual rotation between the first locking part 3 and the stroke rod 1, and for adjusting the height of the chuck 5 on the stroke rod 1 by rotating the stroke rod 1.
Referring to fig. 6 and 7, in another embodiment of the present invention, the outer wall of the contact rod 2 is provided with a first stopper 14 and a second stopper 15, the first stopper 14 and the second stopper 15 are both cylindrical and are respectively fixed and sleeved on the outer wall of the contact rod 2 to form an integral structure with the contact rod 2, the side walls of the first stopper 14 and the second stopper 15 are respectively contacted with the inner wall of the stroke rod 1 to prevent the contact rod 2 from shaking during the up-and-down movement of the stroke rod 1, so as to improve the stability of the contact rod 2 during the up-and-down movement of the stroke rod 1, the first stopper 14 is located above the contact rod 2 to limit the top of the first stopper 14 and the bottom of the first locking portion 3, and the second stopper 15 is located below the contact rod 2, and a return spring 16 is sleeved on the contact lever 2, and the return spring 16 is positioned between the second stopper 15 and a second locking portion 17 mounted at the bottom of the contact lever 2, and is used for limiting the position between the contact lever 2 and the stroke lever 1 by the return spring 16.
Referring to fig. 1 and 2, in another embodiment of the present invention, the side wall of the chuck 5 is provided with a fastening bolt for fixing the chuck 5 by the fastening bolt.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. A chuck device for configuring a grounding wire comprises a travel rod (1) and a contact rod (2) installed in the travel rod (1), and is characterized in that: stroke pole (1) outer wall is equipped with first external screw thread, stroke pole (1) top is equipped with first locking portion (3) for it is spacing to form with contact arm (2) by first locking portion (3), first locking portion (3) top movable mounting has clamping (4), is used for corresponding each other by clamping (4) and chuck (5), chuck (5) bottom is equipped with connects platform (6), it is equipped with screw hole (7) to connect platform (6) middle part for close on first external screw thread soon by screw hole (7), contact arm (2) top with clamping (4) bottom is contradicted each other.
2. A collet assembly configured with a ground wire as in claim 1, wherein: clamping (4) both sides are equipped with groove (8) of stepping down respectively for form the clearance by clamping (4) and chuck (5) inner wall, clamping (4) top is level and smooth curved surface, clamping (4) bottom is equipped with mount table (9), mount table (9) bottom is equipped with mounting groove (10), mount table (9) lateral wall is equipped with spacing hole (11).
3. A collet assembly configured with a ground wire as in claim 2, wherein: first locking portion (3) are the cylindrical structure of well expert, first locking portion (3) lateral wall is equipped with spout (12), spout (12) with spacing hole (11) correspond each other for pass spacing hole (11) by spacing bolt and install in spout (12), first locking portion (3) outer wall is equipped with spacing ring (13).
4. A collet assembly configured with a ground wire as in claim 1, wherein: the outer wall of the contact lever (2) is provided with a first limiting block (14) and a second limiting block (15) which are used for limiting the top of the first limiting block (14) and the bottom of the first locking part (3).
5. A collet device configured with a ground wire as in claim 4, wherein: the contact rod (2) is sleeved with a return spring (16), and the return spring (16) is positioned between the second limiting block (15) and a second locking part (17) arranged at the bottom of the travel rod (1).
6. A collet assembly configured with a ground wire as in claim 1, wherein: and fastening bolts are arranged on the side walls of the clamping heads (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021744954.0U CN212934892U (en) | 2020-08-20 | 2020-08-20 | Chuck device of configuration earth connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021744954.0U CN212934892U (en) | 2020-08-20 | 2020-08-20 | Chuck device of configuration earth connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212934892U true CN212934892U (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021744954.0U Active CN212934892U (en) | 2020-08-20 | 2020-08-20 | Chuck device of configuration earth connection |
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|---|---|
| CN (1) | CN212934892U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114171940A (en) * | 2021-12-02 | 2022-03-11 | 贵州电网有限责任公司 | Device and method for preventing short circuit of low-voltage line |
-
2020
- 2020-08-20 CN CN202021744954.0U patent/CN212934892U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114171940A (en) * | 2021-12-02 | 2022-03-11 | 贵州电网有限责任公司 | Device and method for preventing short circuit of low-voltage line |
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