CN217587380U - Portable live tester - Google Patents
Portable live tester Download PDFInfo
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- CN217587380U CN217587380U CN202220985956.1U CN202220985956U CN217587380U CN 217587380 U CN217587380 U CN 217587380U CN 202220985956 U CN202220985956 U CN 202220985956U CN 217587380 U CN217587380 U CN 217587380U
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- inner rod
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- pole
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Abstract
The utility model discloses a portable electrified tester, including outer pole handle, interior pole handle and jaw type ampere meter. The utility model has the advantages that: when the device is used, the inner rod handle is pressed to drive the inner rod to move in the moving groove and extrude the cylindrical spiral compression spring, the U-shaped connecting rod rotates around the rotating pin under the drive of the inner rod to drive the movable clamp ring and the static clamp ring to open a certain opening, the movable clamp ring and the static clamp ring are overlapped on an electric device to be tested, the inner rod handle is loosened, the inner rod handle drives the inner rod to move towards the direction of the outer rod handle under the elastic force action of the cylindrical spiral compression spring, so that the movable clamp ring and the static clamp ring are closed, the electrified condition of the movable clamp ring and the static clamp ring is detected by using the clamp type ammeter, and the operation is convenient; the trouble of using the climbing stool is eliminated, the carrying is convenient, the labor intensity of workers is reduced, and the working safety is improved.
Description
Technical Field
The utility model relates to a live tester specifically is a portable live tester, belongs to live tester technical field.
Background
The conventional power failure routine test of the mutual inductor has the defects of time waste, labor waste, unsatisfactory test effect and the like, and the live test is carried out under the operation voltage of equipment, so that the real insulation condition of the equipment can be reflected better, and therefore, in order to enhance the detection and diagnosis level of the substation equipment, the corresponding live test is carried out in a matching way besides the power failure routine test. The relative dielectric loss measurement of the mutual inductor is an extremely important test in a state maintenance regulation, the key step of the relative dielectric loss live detection is that the difference of two current vectors is measured at the tail end of a capacitor, and the correctness of the current is directly related to the authenticity of a test result.
The existing live tester has some problems in use:
1) In the wiring process of the existing live line tester, an operator needs to hold a clamp-type ammeter to clamp the clamp-type ammeter on an end screen lead-out wire of a mutual inductor, so that electric shock and falling risks exist;
2) The existing live tester needs to use a stool ladder for keeping enough safe distance with a live body when measuring, is inconvenient to carry, wastes time and energy in the process of transferring a working place, and influences the test efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to provide a portable live-line tester for solving the above problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a portable live tester comprises
The outer rod handle is fixedly provided with a connecting cylinder on the side wall of one side, an outer rod is fixedly arranged on one side of the connecting cylinder away from the outer rod handle, a moving groove is formed in the outer rod, an installation block is fixedly sleeved at the end of the outer rod, and a connecting lug is fixedly connected to one side of the installation block away from the outer rod;
the inner rod handle is arranged in the inner cavity of the outer rod handle, an inner rod is fixedly arranged at the end part of the inner rod handle, and the inner rod is arranged in the moving groove in a sliding manner;
the clamp-type ammeter comprises a mounting seat and a movable clamp-type ring, wherein the mounting seat is connected with a connecting lug, one side, close to the mounting seat, of the movable clamp-type ring is rotatably connected with a static clamp-type ring through a rotating shaft, the mounting seat is mounted in the connecting lug through a fastening screw, and the clamp-type ammeter is arranged to conveniently test live equipment.
As the utility model discloses further scheme again: the outer rod handle, the inner rod handle and the inner rod handle are all made of glass fiber reinforced plastic epoxy resin materials.
As the utility model discloses further scheme again: and an insulating coating is arranged on the rod body of the outer rod.
As the utility model discloses further scheme again: a plurality of lantern rings which are uniformly distributed are fixedly embedded in the moving groove, and the inner rod penetrates through the lantern rings in a sliding mode.
As the utility model discloses further scheme again: the utility model discloses a clamp type ampere meter, including outer pole, pole handle, limiting groove, rotation pin, limiting groove, bolt, clamp type ampere meter, be provided with the spacing groove on the pole body of outer pole, and the limiting groove is provided with U type connecting rod, is located the spacing inslot the lower extreme of U type connecting rod is articulated through the tip of axis of rotation and interior pole, and its pole that is located the spacing inslot is put up and is rotated between rotation pin and the cell wall of spacing groove both sides and be connected, the one end that interior pole was kept away from to U type connecting rod is articulated through one side of bolt and clamp type ampere meter, fixedly connected with cylinder helical compression spring between the tip that interior pole handle was kept away from to interior pole and the cell wall of shifting groove.
As a further aspect of the present invention: the clamp-on ammeter is connected with a signal wire on the side wall of the lower side of the mounting seat, and the signal wire is connected with the grounding host.
The utility model has the advantages that:
1) When the utility model is used, the inner rod handle is pressed to drive the inner rod to move in the moving groove and extrude the cylindrical spiral compression spring, at the moment, the U-shaped connecting rod can rotate around the rotating pin under the drive of the inner rod, so that a certain opening is opened between the movable clamp ring and the static clamp ring, then the movable clamp ring and the static clamp ring are arranged on the electric equipment to be tested, then the inner rod handle is loosened, the inner rod handle drives the inner rod to move towards the direction of the outer rod handle under the elastic action of the cylindrical spiral compression spring, so that the movable clamp ring and the static clamp ring are closed, and the clamp ammeter is used for detecting the electrified condition of the electric equipment, so that the operation is convenient;
2) The utility model discloses a set up outer pole and interior pole, utilize the switching of link mechanism control pincerlike ampere meter, saved the trouble of using the bench of ascending a height, convenient to carry, the safe distance between operation personnel and the electrified body is more reliable moreover, has both alleviateed staff's intensity of labour, has promoted the security of work again.
Drawings
FIG. 1 is a schematic view of the connection section structure of the live tester of the present invention;
FIG. 2 is a schematic diagram of a side view structure of the live line tester of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
in the figure: 1. the outer rod handle, 2, outer rod, 3, connecting cylinder, 4, outer rod, 5, the lantern ring, 6, the lantern ring, 7, the axis of rotation, 8, U type connecting rod, 9, spacing groove, 10, the rotating pin, 11, cylindrical helical compression spring, 12, the installation piece, 13, engaging lug, 14, fastening screw, 15, the mount pad, 16, the bolt, 17, move pincers ring, 18, quiet pincers ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Example one
Referring to fig. 1-3, a portable live-line tester includes
The outer rod handle 1 is characterized in that a connecting cylinder 3 is fixedly mounted on the side wall of one side of the outer rod handle 1, an outer rod 4 is fixedly mounted on one side, away from the outer rod handle 1, of the connecting cylinder 3, a moving groove is formed in the outer rod 4, the end portion of the outer rod 4 is fixedly sleeved with a mounting block 12, and one side, away from the outer rod 4, of the mounting block 12 is fixedly connected with a connecting lug 13;
the inner rod handle 2 is arranged in the inner cavity of the outer rod handle 1, an inner rod 6 is fixedly arranged at the end part of the inner rod handle, and the inner rod 6 is arranged in the moving groove in a sliding mode;
the clamp-type ammeter comprises an installation seat 15 and a movable clamp-type ring 17, wherein the installation seat 15 is connected with a connecting lug 13, one side, close to the installation seat 15, of the movable clamp-type ring 17 is rotatably connected with a static clamp-type ring 18 through a rotating shaft, the installation seat 15 is installed inside the connecting lug 13 through a fastening screw 14, and the clamp-type ammeter is arranged to conveniently test live equipment.
In the embodiment of the present invention, the outer rod handle 1, the inner rod 6 and the inner rod handle 2 are made of glass fiber reinforced plastic epoxy resin material, which can improve the heat and humidity resistance and further improve the safety performance.
The embodiment of the utility model provides an in, the fixed scarf joint has a plurality of evenly distributed's the lantern ring 5 in and interior pole 6 all slides and passes lantern ring 5, can prescribe a limit to interior pole 6 moving trajectory, when avoiding it to adjust in the shifting chute, the skew takes place for the position, guarantees that the axis direction of its straight along the shifting chute removes.
In the embodiment of the utility model, the pole body of outer pole 4 is provided with insulating coating, can be when testing the live-wire apparatus, effectively prevent to electrocute danger and take place.
Example two
Referring to fig. 1-3, a portable live tester includes
The outer rod handle 1 is characterized in that a connecting cylinder 3 is fixedly arranged on the side wall of one side of the outer rod handle 1, an outer rod 4 is fixedly arranged on one side, away from the outer rod handle 1, of the connecting cylinder 3, a moving groove is formed in the outer rod 4, the end portion of the outer rod 4 is fixedly sleeved with an installation block 12, and one side, away from the outer rod 4, of the installation block 12 is fixedly connected with a connecting lug 13;
the inner rod handle 2 is arranged in the inner cavity of the outer rod handle 1, an inner rod 6 is fixedly arranged at the end part of the inner rod handle, and the inner rod 6 is arranged in the moving groove in a sliding mode;
the clamp-type ammeter comprises an installation seat 15 and a movable clamp-type ring 17, wherein the installation seat 15 is connected with a connecting lug 13, one side, close to the installation seat 15, of the movable clamp-type ring 17 is rotatably connected with a static clamp-type ring 18 through a rotating shaft, the installation seat 15 is installed inside the connecting lug 13 through a fastening screw 14, and the clamp-type ammeter is arranged to conveniently test live equipment.
In the embodiment of the utility model, be provided with spacing groove 9 on the pole body of outer pole 4, and be provided with U type connecting rod 8 in the spacing groove 9, be located spacing groove 9 the lower extreme of U type connecting rod 8 is articulated through the tip of axis of rotation 7 with interior pole 6, and it is connected through rotating pin 10 and spacing groove 9 both sides cell wall on the pole body that is located spacing groove 9, one side that bolt 16 and jaw type ampere meter were passed through to the one end that interior pole 6 was kept away from to U type connecting rod 8 is articulated, interior pole 6 is kept away from between the tip of interior pole handle 2 and the shifting chute cell wall fixedly connected with cylindrical helical compression spring 11, when using, through interior pole press handle 2 for interior pole handle 2 moves interior pole 6 and moves in the shifting chute, and extrude cylindrical helical compression spring 11, and U type connecting rod 8 can rotate around rotating pin 10 under the drive of interior pole 6 in this moment, thereby drive and open certain opening between movable clamp ring 17 and the stationary clamp ring 18, then set up movable clamp ring 17 and stationary clamp ring 18 on the electrical equipment that awaits measuring, then loosen handle 2, interior pole 2 in the pole in the drive cylindrical helical compression spring 11 and the circumstances, thereby make things convenient for the outer pole moves the outer pole 17 and the movable clamp ring 18 and carry out the closed operation of elasticity of the circumstances, thereby the outer pole and carry out the operation of the handle of the operation of the outer pole, 18.
The embodiment of the utility model provides an in, the clamp-on ammeter is located and is connected with the signal line on the downside lateral wall of mount pad 15, the signal line is connected with the ground connection host computer, conveniently controls the host computer and carries out electrified test, and the safety in utilization performance is higher.
The working principle is as follows: when the portable live-line tester is used, firstly, the host is grounded, a pincerlike ammeter signal wire is connected with the host, the inner rod handle 2 is pressed to enable the inner rod handle 2 to drive the inner rod 6 to move in the moving groove and extrude the cylindrical spiral compression spring 11, the U-shaped connecting rod 8 can rotate around the rotating pin 10 under the driving of the inner rod 6 at the moment, a certain opening is opened between the movable clamp ring 17 and the static clamp ring 18, then the movable clamp ring 17 and the static clamp ring 18 are clamped on a transformer end screen lead-out wire, then the inner rod handle 2 is loosened, the inner rod handle 2 drives the inner rod 6 to move towards the direction of the outer rod handle 1 under the elastic force action of the cylindrical spiral compression spring 11, the movable clamp ring 17 and the static clamp ring 18 are closed, the live-line condition of the portable live-line tester is detected by using the pincerlike ammeter, the portable live-line tester is taken down and taken up after shutdown is completed, the novel operation is simpler and more convenient, the safety distance between an operator and an electrified body is more reliable, a lamp-climbing assisting tool is not needed, and the labor intensity of the worker is reduced.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (6)
1. A portable live-line tester is characterized by comprising
The outer rod handle (1) is fixedly provided with a connecting cylinder (3) on the side wall of one side of the outer rod handle (1), an outer rod (4) is fixedly arranged on one side, away from the outer rod handle (1), of the connecting cylinder (3), a moving groove is formed in the outer rod (4), the end part of the outer rod (4) is fixedly sleeved with an installation block (12), and one side, away from the outer rod (4), of the installation block (12) is fixedly connected with a connecting lug (13);
the inner rod handle (2) is arranged in the inner cavity of the outer rod handle (1), an inner rod (6) is fixedly arranged at the end part of the inner rod handle, and the inner rod (6) is arranged in the moving groove in a sliding mode;
clamp type ampere meter, it comprises mount pad (15) and the moving-clamp ring (17) that carry out the connection with engaging lug (13), the one side that is close to mount pad (15) of moving-clamp ring (17) is connected with quiet clamp ring (18) through the pivot rotation, mount pad (15) are installed through fastening screw (14) the inside of engaging lug (13), through setting up the clamp type ampere meter, conveniently test live equipment.
2. A portable live tester as claimed in claim 1, wherein: the outer rod handle (1), the inner rod (6) and the inner rod handle (2) are all made of glass fiber reinforced plastic epoxy resin materials.
3. A portable live tester as claimed in claim 1, wherein: and an insulating coating is arranged on the rod body of the outer rod (4).
4. A portable live tester as claimed in claim 1, wherein: a plurality of lantern rings (5) which are uniformly distributed are fixedly embedded in the moving groove, and the inner rod (6) penetrates through the lantern rings (5) in a sliding mode.
5. A portable live tester as claimed in claim 1, wherein: the utility model discloses a clamp type ampere meter, including outer pole (4), be provided with spacing groove (9) on the pole body of outer pole (4), and be provided with U type connecting rod (8) in spacing groove (9), be located spacing groove (9) the lower extreme of U type connecting rod (8) passes through axis of rotation (7) and the tip of interior pole (6) is articulated, and its pole that is located spacing groove (9) is gone up and is rotated between rotation pin (10) and spacing groove (9) both sides cell wall and be connected, the one end that interior pole (6) were kept away from in U type connecting rod (8) is articulated through bolt (16) and one side of jaw type ampere meter, fixedly connected with cylinder spiral compression spring (11) between the tip of interior pole handle (2) and the shifting chute cell wall are kept away from in interior pole (6).
6. A portable live tester as claimed in claim 1, wherein: the clamp-on ammeter is connected with a signal wire on the side wall of the lower side of the mounting seat (15), and the signal wire is connected with a grounding host.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220985956.1U CN217587380U (en) | 2022-04-27 | 2022-04-27 | Portable live tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220985956.1U CN217587380U (en) | 2022-04-27 | 2022-04-27 | Portable live tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217587380U true CN217587380U (en) | 2022-10-14 |
Family
ID=83543079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220985956.1U Active CN217587380U (en) | 2022-04-27 | 2022-04-27 | Portable live tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217587380U (en) |
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2022
- 2022-04-27 CN CN202220985956.1U patent/CN217587380U/en active Active
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