CN211979060U

CN211979060U - Test rod for high-voltage nuclear phase instrument

Info

Publication number: CN211979060U
Application number: CN202020038673.7U
Authority: CN
Inventors: 舒志勇
Original assignee: Tongbo Yingmei Wuhan Technology Co ltd
Current assignee: Tongbo Yingmei Wuhan Technology Co ltd
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-11-20
Anticipated expiration: 2030-01-09

Abstract

The utility model discloses a high pressure nuclear phase test bar for appearance, including contact bar, connecting rod, handheld pole and contact electrode, the surface of handheld pole evenly is provided with anti-skidding stripe, and the intermediate position department of handheld pole transversely installs the guard ring, and the handheld pole surface mounting of guard ring top has the display, the vertical connecting rod of installing of intermediate position department on handheld pole top, and the inside top of connecting rod is through the vertical first pivot of installing of bearing, the vertical screw lead screw of installing in surface of first pivot, and the surface of screw lead screw has cup jointed the loop bar. The utility model discloses an installation handle, dwang, second pivot, second gear, first pivot, screw lead screw, loop bar and contact bar, but the length of regulating contact bar satisfies the operational requirement of co-altitude, enlarges the scope of its use.

Description

Test rod for high-voltage nuclear phase instrument

Technical Field

The utility model relates to an electric power nuclear phase technical field specifically is a high pressure nuclear phase test bar for appearance.

Background

With the development of economy in China, the demand for electric power is continuously increasing. While the capacity of the power grid is continuously increased, higher requirements are also placed on the stability of the operation of the power system. Under the background of building a strong smart grid and advocating green energy, clean energy is gradually replacing fossil energy, and new substations are continuously built. Before a newly-built transformer substation and a reconstructed power transmission line are put into use, a phase checking test must be carried out to ensure that a phase sequence is correct. If short-circuit accidents are caused by grid connection and loop closing, the electrical equipment of a light person is damaged, and the original stability and balance of a power grid system are damaged by a heavy person, so that major accidents are caused. The safe operation of the power system is the primary condition of the operation of the power grid, the reliability research on the power grid is enhanced by mainly adopting a phase measurement technology and other synchronous measurement technologies, so that the voltage phase checking is a basic and very important work, a test rod is required to be used for the voltage phase checking measurement, but the existing test rod still has many problems or defects:

firstly, the length of the existing test rod is fixed, and the length of the existing test rod cannot be adjusted at any time according to needs, so that the existing test rod has certain limitation;

secondly, most of the existing test rods fixedly connect a plurality of groups of vertical rods, so that the test rods are inconvenient to mount and dismount, and some test rods are too large in size and inconvenient for carrying of workers;

thirdly, some existing test bars are not provided with limiting warning signs, so that the operation errors of workers often occur, and the errors of nuclear phase data are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high pressure nuclear phase is test bar for appearance to the current test bar length for appearance of high pressure nuclear phase who proposes in solving above-mentioned background can not adjust at any time as required, inconvenient installation and dismantlement, not make things convenient for carrying of staff too much and do not set up the problem of spacing warning mark.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a test bar for high-pressure nuclear phase appearance, includes contact bar, connecting rod, handheld pole and contact electrode, the surface of handheld pole evenly is provided with anti-skidding stripe, and the intermediate position department of handheld pole transversely installs the guard ring, and the handheld pole surface mounting of guard ring top has the display, the vertical connecting rod of installing of intermediate position department on handheld pole top, and the inside top of connecting rod vertically installs first pivot through the bearing, the vertical screw lead screw that installs in surface of first pivot, and the surface of screw lead screw has cup jointed the loop bar, the vertical contact bar who runs through the connecting rod top of installing of intermediate position department on loop bar top, and the intermediate position department on contact bar top installs the contact electrode, the surface of contact bar is provided with the guard bar, and the bottom of guard bar is connected with the top of connecting rod.

Preferably, the both sides of connecting rod inner wall are all vertically provided with the slide rail, and the both sides of loop bar all install with slide rail assorted slider, the loop bar can constitute sliding structure through the relation of connection of slide rail, slider and between the connecting rod simultaneously.

Preferably, first gear is installed to the bottom of first pivot, all transversely install the second pivot through the bearing on the inboard lateral wall of connecting rod, and the surface of second pivot be provided with first gear intermeshing's second gear, the dwang is transversely installed to the connecting rod lateral wall of second pivot position department, and the one end of dwang is connected with the one end of second pivot, and the handle is installed to one side of dwang.

Preferably, positioning grooves are arranged on two sides of the bottom end of the protection rod and two sides of the top end of the handheld rod, positioning lugs matched with the positioning grooves are arranged on the bottom end and the top end of the connecting rod, locking bolts are arranged on two sides of each positioning groove, and spiral positioning holes matched with the locking bolts are arranged on two sides of each positioning lug.

Preferably, all be provided with the spacing groove on the inboard lateral wall of fender rod, and the both sides of contact lever all are provided with spacing groove assorted stopper.

Preferably, the surface of contact lever is provided with the mounting groove, and the voltmeter is installed on the top of mounting groove, and the one end of voltmeter passes through the wire simultaneously and the one end fixed connection of display.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by installing the handle, the rotating rod, the second rotating shaft, the second gear, the first rotating shaft, the threaded lead screw, the sleeve rod and the contact rod, through rotating the handle, the handle rotates to drive the rotating rod, and the rotating rod rotates to drive the second rotating shaft and the second gear to rotate, so that the first gear and the first rotating shaft are driven to rotate, and finally the threaded lead screw is driven to rotate, the threaded lead screw rotates to drive the sleeve rod to move up and down, and finally the contact rod is driven to move up and down, so that the length of the contact rod can be adjusted, the working requirements of different heights are met, and the using range;

(2) by installing the positioning groove, the locking bolt, the positioning lug and the spiral positioning hole and mutually matching the positioning groove and the positioning lug, the locking bolt is rotatably inserted into the spiral positioning hole, so that the connecting rod, the protective rod and the handheld rod can be conveniently installed and detached while accurate positioning can be realized, in addition, the use of space can be greatly reduced, and the carrying of workers is facilitated;

(3) through installation spacing groove, stopper, voltmeter and display, through mutually supporting between spacing groove, the stopper, can carry on spacingly to the contact lever, prevent at the in-process of test, owing to lack spacing warning mark, staff sometimes can the misoperation, lead to nuclear phase data inaccurate, can show the data of test can audio-visual in addition through voltmeter and display, and is very convenient.

Drawings

Fig. 1 is a schematic view of the front view of the internal structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1;

in the figure: 1. a contact lever; 2. a guard bar; 3. a limiting groove; 4. a threaded lead screw; 5. a slide rail; 6. a connecting rod; 7. a first gear; 8. a second rotating shaft; 9. a hand-held wand; 10. anti-skid stripes; 11. a guard ring; 12. a display; 13. a handle; 14. rotating the rod; 15. a second gear; 16. a slider; 17. a loop bar; 18. a first rotating shaft; 19. a limiting block; 20. a contact electrode; 21. a positioning groove; 22. locking the bolt; 23. positioning the bump; 24. spirally positioning the hole; 25. mounting grooves; 26. a voltmeter.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a test rod for a high-voltage nuclear phase instrument comprises a contact rod 1, a connecting rod 6, a handheld rod 9 and a contact electrode 20, wherein anti-skid stripes 10 are uniformly arranged on the surface of the handheld rod 9, a protective ring 11 is transversely arranged at the middle position of the handheld rod 9, a display 12 is arranged on the surface of the handheld rod 9 above the protective ring 11, the connecting rod 6 is vertically arranged at the middle position of the top end of the handheld rod 9, and a first rotating shaft 18 is vertically arranged at the top end inside the connecting rod 6 through a bearing;

a first gear 7 is mounted at the bottom end of the first rotating shaft 18, a second rotating shaft 8 is transversely mounted on the side wall of the inner side of the connecting rod 6 through a bearing, a second gear 15 meshed with the first gear 7 is arranged on the surface of the second rotating shaft 8, a rotating rod 14 is transversely mounted on the side wall of the connecting rod 6 at the position of the second rotating shaft 8, one end of the rotating rod 14 is connected with one end of the second rotating shaft 8, and a handle 13 is mounted on one side of the rotating rod 14;

by rotating the handle 13, the handle 13 rotates to drive the rotating rod 14, the rotating rod 14 rotates to drive the second rotating shaft 8 and the second gear 15 to rotate, so that the first gear 7 and the first rotating shaft 18 are driven to rotate, and finally the threaded screw rod 4 can be driven to rotate, so that the rotation from the horizontal direction to the vertical direction is realized;

the surface of the first rotating shaft 18 is vertically provided with a threaded screw rod 4, and the surface of the threaded screw rod 4 is sleeved with a loop bar 17;

the two sides of the inner wall of the connecting rod 6 are both vertically provided with slide rails 5, the two sides of the loop bar 17 are both provided with slide blocks 16 matched with the slide rails 5, and meanwhile, the loop bar 17 and the connecting rod 6 can form a sliding structure through the connection relation of the slide rails 5 and the slide blocks 16;

the contact rod 1 is driven to move up and down by the up-and-down movement of the loop bar 17, so that the length of the contact rod 1 can be adjusted, the working requirements of different heights are met, and the use range of the contact rod is expanded;

a contact rod 1 penetrating through the top end of the connecting rod 6 is vertically arranged at the middle position of the top end of the loop rod 17, a contact electrode 20 is arranged at the middle position of the top end of the contact rod 1, a protective rod 2 is arranged on the surface of the contact rod 1, and the bottom end of the protective rod 2 is connected with the top end of the connecting rod 6;

the surface of the contact rod 1 is provided with a mounting groove 25, the top end of the mounting groove 25 is provided with a voltmeter 26, and one end of the voltmeter 26 is fixedly connected with one end of the display 12 through a lead;

the tested data can be displayed through the voltmeter 26 and presented to the staff through the display 12, so that convenience is brought;

the side walls of the inner sides of the protection rods 2 are provided with limiting grooves 3, and the two sides of the contact rod 1 are provided with limiting blocks 19 matched with the limiting grooves 3;

through the mutual matching between the limiting groove 3 and the limiting block 19, the operation errors of workers can be effectively prevented, and the nuclear phase data errors can be prevented;

positioning grooves 21 are respectively arranged on two sides of the bottom end of the protection rod 2 and two sides of the top end of the handheld rod 9, positioning lugs 23 matched with the positioning grooves 21 are respectively arranged on the bottom end and the top end of the connecting rod 6, locking bolts 22 are respectively arranged on two sides of the positioning grooves 21, and spiral positioning holes 24 matched with the locking bolts 22 are respectively arranged on two sides of the positioning lugs 23;

through mutually supporting between positioning groove 21 and the location lug 23, with locking bolt 22 rotatory insert spiral locating hole 24, when can realizing accurate location, conveniently install and dismantle connecting rod 6, fender rod 2 and handheld pole 9 to reduce the space, the staff's of being convenient for carry.

The working principle is as follows: when the device is used, the handheld rod 9, the connecting rod 6 and the protective rod 2 are connected together through the mutual matching of the positioning groove 21 and the positioning lug 23, the locking bolt 22 is rotated and rotated to be inserted into the spiral positioning hole 24, and the handheld rod 9 and the connecting rod 6 are connected together firstly;

similarly, the positioning groove 21 at the bottom end of the protection rod 2 is matched with the positioning lug 23 at the top end of the connecting rod 6, so that the protection rod 2 and the connecting rod 6 are connected together;

by rotating the handle 13, the handle 13 rotates to drive the rotating rod 14, the rotating rod 14 rotates to drive the second rotating shaft 8 and the second gear 15 to rotate, so that the first gear 7 and the first rotating shaft 18 are driven to rotate, the threaded lead screw 4 is driven to rotate, the threaded lead screw 4 rotates to drive the loop bar 17 to move up and down, the loop bar 17 moves up and down to drive the contact rod 1 to move up and down, so that the length of the contact rod 1 can be adjusted, the working requirements of different heights are met, and the using range of the contact rod is expanded;

the measurement of the amount of power by the contact electrode 20 is facilitated, and the data from the test can be displayed by the voltmeter 26 and presented to the operator via the display 12.

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.

Claims

1. The utility model provides a test bar for high pressure nuclear phase appearance, includes contact bar (1), connecting rod (6), handheld pole (9) and contact electrode (20), its characterized in that: the surface of the handheld rod (9) is uniformly provided with anti-skid stripes (10), a protective ring (11) is transversely installed at the middle position of the handheld rod (9), a display (12) is installed on the surface of the handheld rod (9) above the protective ring (11), a connecting rod (6) is vertically installed at the middle position of the top end of the handheld rod (9), a first rotating shaft (18) is vertically installed at the top end of the inner part of the connecting rod (6) through a bearing, a threaded lead screw (4) is vertically installed on the surface of the first rotating shaft (18), a loop bar (17) is sleeved on the surface of the threaded lead screw (4), a contact rod (1) penetrating through the top end of the connecting rod (6) is vertically installed at the middle position of the top end of the loop bar (17), a contact electrode (20) is installed at the middle position of the top end of the contact rod (1), a protective rod (2) is arranged on the surface of the contact, and the bottom end of the protection rod (2) is connected with the top end of the connecting rod (6).

2. The test rod for the high-voltage nuclear phase instrument according to claim 1, wherein: the both sides of connecting rod (6) inner wall are all vertically provided with slide rail (5), and the both sides of loop bar (17) all install with slide rail (5) assorted slider (16), loop bar (17) can constitute sliding construction between the relation of connection and connecting rod (6) through slide rail (5), slider (16) simultaneously.

3. The test rod for the high-voltage nuclear phase instrument according to claim 1, wherein: first gear (7) are installed to the bottom of first pivot (18), all transversely install second pivot (8) through the bearing on the lateral wall of connecting rod (6) inboard, and the surface of second pivot (8) is provided with second gear (15) with first gear (7) intermeshing, dwang (14) are transversely installed to connecting rod (6) lateral wall of second pivot (8) position department, and the one end of dwang (14) is connected with the one end of second pivot (8), and handle (13) are installed to one side of dwang (14).

4. The test rod for the high-voltage nuclear phase instrument according to claim 1, wherein: positioning groove (21) are all installed to the both sides of fender rod (2) bottom and the both sides on handheld pole (9) top, and the bottom of connecting rod (6) and top all install with positioning groove (21) assorted positioning lug (23), locking bolt (22) are all installed to the both sides of positioning groove (21), and the both sides of positioning lug (23) all install with locking bolt (22) assorted spiral locating hole (24).

5. The test rod for the high-voltage nuclear phase instrument according to claim 1, wherein: all be provided with spacing groove (3) on the inboard lateral wall of fender rod (2), and the both sides of contact lever (1) all be provided with spacing groove (3) assorted stopper (19).

6. The test rod for the high-voltage nuclear phase instrument according to claim 1, wherein: the surface of contact lever (1) is provided with mounting groove (25), and voltmeter (26) are installed on the top of mounting groove (25), and the one end of voltmeter (26) passes through the one end fixed connection of wire with display (12) simultaneously.