CN2325779Y - Examination table connecting rack for kilowatt-hour meter - Google Patents

Abstract

The utility model relates to an examination table connecting rack for kilowatt-hour meter, which is composed of a clamping device and a meter connecting device, wherein, the clamping device is formed by that a fixed seat fixed on a slot of a table body is hinged with a connecting rod seat, and a connecting rod hinged with the connecting rod seat is hinged with a clamping seat; the meter connecting device is formed by that the meter connecting device is composed of a box body which is connected with the inner part of two holes of the table body and can move backwards and forwards and slide blocks; the positions of the slide blocks are adjusted and fixed by a rubber excentric sleeve or an adjusting positioning screw; the upper end of a current bolt which is in elastic connection with the inner part of the slide blocks is connected with a current plug, and the lower end is connected with a current connector lug which is electrically connected with the table body; a plastic box cover is sheathed on a front box body. The utility model has the advantages of high work efficiency, convenient operation, etc.

Description

The calibration console for electric energy meter meter connecting shelf

The utility model relates to a kind of calibration console for electric energy meter meter connecting shelf, is applicable on checking table the wiring to electric energy meter calibrating.

Existing calibration mode of connection is that electric energy meter is hung on the checking table, ground of electric current line is received in the connection terminal of electric energy meter, and one one ground tighten the screws tightens up again, and to different big or small electric currents, need use the electric current line of different thicknesses instead, the problem that exists is, and is time-consuming, easily produces loose contact, make the check results error bigger, and lack of standardization, the producer that especially produces electric energy meter uses the multi-epitope checking table, and it is more outstanding that problem just seems.Become electric-power metering door portion problem anxious to be solved for many years always.

In order to address the above problem, the utility model provides a kind of and has saved time, and contact is good, easy to operate calibration console for electric energy meter meter connecting shelf.

It is as follows to finish the technical measures that the utility model task takes: be made of gripping mechanism and meter wiring device, gripping mechanism is equipped with sampling thief by the holder that is fixed on the checking table stage body, electric energy meter varies in size just with on the gripping mechanism like this, move down, make the sensing head of sampling thief aim at swivel eye in the electric energy meter all the time, to measure, the connecting rod base rear end hinged with holder is provided with two arc grooves, on the correspondence position of holder, be provided with and bump the pearl seat and bump pearl, operating rod on the connecting rod base lifted and put down position-limiting action, the chucking seat is by hinged connecting rod and the hinged formation of connecting rod base, and chucking seat back, lower end is stuck on the tested electric energy meter; Meter wiring device is by the bakelite box body, sliding sleeve is the plastic slide block on the metal slide bar in box body, insert Xiao with the metal electric current that slider bore is movingly, its upper end connects the metal current plug, the lower end connects the electric current connector lug, regulate, fix the rubber excentric sleeve of sliding fast position or regulate dog screw, reach bolt and decoration that connects box body and stage body and the plastic box cover formation of depositing the standby current plug.Vary in size according to tested electric energy meter electric current, can use the current plug of different size instead.

Fig. 1 is that the utility model structure partial cuts open front-view schematic diagram, and Fig. 2 is that synoptic diagram is looked in the utility model left side, and Fig. 3 is the A-A cut-open view of Fig. 1, and Fig. 4 is the structure front-view schematic diagram that slide block adjusting fixed mechanism and meter wiring device remove lid.

In conjunction with the accompanying drawings the utility model structure and embodiment are described as follows: the utility model is made of gripping mechanism 1 and meter wiring device 2, the holder 11 of gripping mechanism 1 is through regulating gib screw 11a and anti-rotating plate 11b, nut is connected with verification stage body 3, the vertical slot that bumps pearl seat 11c and stage body 31 on the holder is pegged graft, the holder upper end is provided with four screws that sampling thief is installed, the holder lower end with bump pearl seat inner spring top and bump the pearl corresponding position connecting rod base 12 with two arc grooves is set, metal connecting rod base and bakelite holder are hinged, which is provided with operating rod 12a, connecting rod base down changes 90 °, connecting rod base drivening rod and chucking seat move down 35mm in the stage body groove, electric energy meter 4 connection terminals are closely contacted with the current plug 21 of meter wiring device, connecting rod base lower end and connecting rod 13 are hinged, the connecting rod lower end is hinged with chucking seat 14, the flange of chucking seat back is provided with screw and clamping plate 14a, will tighten seat from stage body frid back with screw, electric energy meter is fixed on the stage body; Meter wiring device 2 is respectively equipped with threaded hole by preceding box body 24a two ends, be respectively equipped with a stepped hole in the middle of the two ends, box body screwhole position place is provided with stepped hole respectively before the correspondence of back box body 24b two ends, immerse oneself in long spiro nail by afterwards the stepped hole and the preceding box body of box body are threaded with two respectively, one end of bolt 25 is provided with screw, be connected with dormant screw with spacing, the other end passes the stage body frid and connects with nut, make box body can move forward and backward and can not fall down along bolt 25, before, back box body two ends locate to be provided with respectively half-arc groove on the upper side, with slide bar 26 interlockings, slide over six slide blocks 23 of three looks on the slide bar, be applicable to the survey three-phase electric energy meter, represent three-phase to be convenient to discern handled easily with three looks, as survey single-phase electric energy meter, can use wherein four slide blocks, but the position move left and right of slide block is to adapt to the needs of different big or small connection box of electric energy meter terminal diverse locations, finish by the adjusting fixed mechanism on the box body before being arranged at, be by the support 29 on the box body before being fixed in, be supported on the excentric shaft 29a on the support, the rubber eccentric bushing 29b that tightly is placed on the axle constitutes, when pulling operating rod 29c and being in vertically downward the position, unclamp slide block, mix up the slide position after, when pulling operating rod and upwards being horizontal, the rubber eccentric bushing compresses whole slide blocks, and operation easily also can be provided with screw on each slide block, on preceding box body, step groove is set, regulate dog screw 23a through the formation that is threaded with screw on the slide block 23 of the step groove on the preceding box body, unscrew screw, but the slide block move left and right, after mixing up the position, tighten fixing.The electric current that is wound with spring 22a is set in the stepped hole of slide block inserts Xiao 22, the one end is provided with two cylindric current plug 21 that are mutually 90 ° of arcuation elastic rods with taper or side and is threaded, to enlarge surface of contact, plug is contacted well with the terminal openings of electric energy meter, the other end is threaded with electric current connector lug 28, can change the plug of different size according to the size of tested electric current, electric current is inserted Xiao 22 and be can be slotting Xiao of horizontal wiring electric current, also can be the vertical joint line current and insert Xiao, be connected with horizontal connector lug or vertical joint the end of a thread respectively, connector lug inserted in the stage body slotted eye 32 be electrically connected with checking table, be provided with uniform small baffle in the plastic box cover 27, can place standby current plug, constitute on the box body before lid tightly is enclosed within.

The utility model has the advantages that: 1, save time, greatly improved work efficiency. 2, contact is good, Improve the quality of calibration. 3, because calibration wiring standardization meets the requirement of carrying out production strictly in line with rules and regulations.

Claims (4)

1, a kind of calibration console for electric energy meter meter connecting shelf is characterized in that, this meter connecting shelf is made of gripping mechanism (1) and meter wiring device (2); The holder of gripping mechanism (11) is through regulating gib screw (11a) and anti-rotating plate (11b), nut is connected with verification stage body (3), the pearl seat (11c) that bumps on the holder is pegged graft with the vertical slot (31) of stage body, the holder upper end is provided with four screws that sampling thief is installed, the holder lower end with bump pearl seat inner spring top and bump the pearl corresponding position connecting rod base (12) with two arc grooves is set, connecting rod base and holder are hinged, which is provided with operating rod (12a), connecting rod base lower end and connecting rod (13) are hinged, the connecting rod lower end is hinged with chucking seat (14), and chucking seat back flange is provided with screw and clamping plate (14a); Meter wiring device (2) is respectively equipped with screw by preceding box body (24a) two ends, be respectively equipped with a stepped hole in the middle of two screws, box body screwhole position place is provided with stepped hole respectively before the correspondence of back box body (24b) two ends, immerse oneself in long spiro nail by afterwards the stepped hole and the preceding box body of box body are threaded with two respectively, one end of bolt (25) is provided with screw, be connected with dormant screw with spacing, the other end passes the stage body frid and connects with nut, before, back box body two ends locate to be provided with respectively half-arc groove on the upper side, rabbet with slide bar (26), slide over six slide blocks of three looks (23) on the slide bar, adjusting fixed mechanism before being arranged on the box body is by the support (29) on the box body before being fixed in, be supported on the excentric shaft (29a) on the support, the rubber eccentric bushing (29b) that tightly is placed on the axle constitutes, the horizontal wiring electric current that is wound with spring (22a) is set in the stepped hole of slide block inserts Xiao (22), the one end is threaded with taper current plug (21), the other end is threaded with horizontal connector lug (28), connector lug inserted be electrically connected with checking table in the stage body slotted eye (32), plastic box cover is provided with uniform small baffle in (27), constitutes on the box body before lid tightly is placed in.

2, by the described meter connecting shelf of claim 1, it is characterized in that, adjusting fixed mechanism before being arranged on the box body also can be by on each slide block (23) screw being set, on preceding box body, step groove is set, regulates dog screw (23a) through the formation that is threaded with screw on the slide block (23) of the step groove on the preceding box body.

By claim 1 or 2 described meter connecting shelfs, it is characterized in that 3, it also can be that the vertical joint line current is inserted Xiao that electric current is inserted Xiao (22), its other end is threaded with vertical joint the end of a thread.

4, by the described meter connecting shelf of claim 3, it is characterized in that current plug also can be that the side is provided with two cylindric current plug that are mutually 90 ° of arcuation elastic rods.

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