Electric energy metering box capable of improving maintenance efficiency

Abstract

The utility model discloses an electric energy metering box capable of improving maintenance efficiency, which comprises a box body, the box body is provided with a plurality of equidistant wire outlet holes with openings, the wire outlet holes are provided with wiring sleeves, and O-shaped sealing rings are arranged between the wiring sleeves and the wire outlet holes. The wiring sleeve is provided with at least two wire holes with openings, the box body is provided with a detachable top plate, the top plate is provided with a telescopic clamping block, the clamping block is provided with a wire groove used for abutting against a wire, and a spring is arranged in the top plate. A wire is placed in the wire hole, after the top plate and the box body are connected and fixed, the spring presses the wire in the wire hole, and meanwhile, the two sides of the wire groove are curled towards the middle along the wire hole direction under the action of the extrusion force of the spring and then tightly abut against the wire, so that the friction force between the wire and the wire hole is increased, and the sealing effect is enhanced; and the condition that the wire is pulled by external force to cause unstable electric connection with the air switch is effectively prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric energy metering box, especially to improve the electric energy metering box of overhaul efficiency. BACKGROUND

[0002] Electric energy metering box is a kind of device specially used for measuring electric energy, its inside integrated combination mutual inductor, measuring instrument and instrument, for measuring power generation, power supply, plant power, line loss electric quantity and user power consumption.Electric energy metering box is equipped with multiple outlet holes in the box body, for the lead-in and lead-out of the wire connected with air switch.However, due to the large number of wires and complex, the entanglement phenomenon often appears between wires, which brings great inconvenience to the overhaul and replacement work of staff, needs to spend additional time to distinguish and arrange wire, thereby significantly reduces the overhaul efficiency.Therefore, the applicant has made beneficial design, found the method to solve the above problems, and the technical scheme to be introduced below is generated under this background. SUMMARY

[0003] The utility model discloses to overcome the deficiency of the design of the above-mentioned traditional electric energy metering box, provide a kind of product of improving overhaul efficiency, improve the stability of connection.

[0004] To solve the above problems, the utility model adopts the following technical scheme.

[0005] A kind of electric energy metering box of improving overhaul efficiency, including box body, the box body is equipped with several equal intervals and has opening outlet hole, the outlet hole is equipped with terminal sleeve, O type sealing ring is arranged between the terminal sleeve and outlet hole, the terminal sleeve is equipped with at least two line holes with opening, the box body is equipped with detachable top plate, the top plate is equipped with telescopic clamping block, the clamping block is equipped with line groove for resisting wire, spring is arranged in the top plate, and acts on clamping block, so that the clamping block is in contact with the inner wall of line hole.

[0006] Preferably, the both ends of the terminal sleeve are provided with stop portions and abut against both ends of the outlet hole.

[0007] Preferably, the box body is provided with a first recess for accommodating the top plate, the outlet hole is arranged in the first recess, and the both sides of the first recess are provided with connecting portions, and the connecting portions are provided with threaded holes.

[0008] Preferably, the box body is provided with an air switch corresponding to the outlet hole, and the air switch is arranged at the upper end of the outlet hole.

[0009] Preferably, the top plate is provided with a recess for accommodating the clamping block, the recess is provided with a through hole, and one end of the through hole is provided with a blind hole.

[0010] Preferably, two sides of the top plate are provided with fastening screws, which are screwed into threaded holes, the top plate is provided with a second groove, the second groove is provided with a detachable back plate, and covers the blind hole.

[0011] Preferably, the back surface of the clamping block is provided with a top rod, the top rod passes through the perforation, the top rod is provided with a detachable stop ring, and the stop ring and the back plate are respectively arranged in the blind hole and the spring.

[0012] Preferably, the shape of the clamping block at the position of abutting the wire hole is an arc shape.

[0013] Beneficial effects:

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] The utility model discloses an air switch and a wire hole are arranged in the box body, the wire hole is provided with a wire slot, the wire slot is provided with a clamping block, the clamping block is provided with a spring, the spring is provided with a back plate, the back plate is provided with a blind hole, the blind hole is provided with a top plate, the top plate is provided with a threaded hole, and the threaded hole is provided with a wire hole. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure schematic view of the utility model of an electric energy metering box for improving maintenance efficiency;

[0017] Figure 2 It is an internal wire hole plan view of the utility model of an electric energy metering box for improving maintenance efficiency;

[0018] Figure 3 It is a sectional structure schematic view of the utility model of an electric energy metering box for improving maintenance efficiency;

[0019] Figure 4 It is a sectional structure schematic view of the utility model of an electric energy metering box for improving maintenance efficiency; Figure 3 It is a sectional structure schematic view of the utility model of an electric energy metering box for improving maintenance efficiency;

[0020] Figure 5 It is an exploded schematic view of the utility model of an electric energy metering box for improving maintenance efficiency;

[0021] Figure 6 It is an exploded schematic view of the utility model of an electric energy metering box for improving maintenance efficiency; Figure 5 It is an exploded schematic view of the utility model of an electric energy metering box for improving maintenance efficiency;

[0022] The correspondence between the reference signs and the component names in the drawings is as follows:

[0023] Reference signs: 1, box body; 2, wiring sleeve; 3, O-shaped sealing ring; 4, top plate; 5, clamping block; 6, spring; 7, air switch; 11, wire hole; 12, first groove; 13, connecting part; 14, threaded hole; 21, wire hole; 22, blocking part; 41, fastening screw; 42, second groove; 43, back plate; 44, recess; 441, through hole; 442, blind hole; 51, wire slot; 52, top rod; 53, blocking ring. DETAILED DESCRIPTION

[0024] The technical solutions of the utility model will be described below in conjunction with the embodiments, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0025] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms such as 'upper', 'lower', 'left', 'right' in the terms is the orientation or position relationship based on the orientation or position relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model.

[0026] In the embodiments of the utility model, 'and / or' is only a description of the association relationship of the associated objects, which can represent the existence of three kinds of relationships, for example, A and / or B can represent the existence of A alone, A and B simultaneously and B alone. In addition, the character ' / ' in this paper generally represents that the front and rear associated objects have an 'or' relationship.

[0027] Reference Example Figures 1 to 6 A kind of electrical energy metering box for improving maintenance efficiency, including box body 1, box body 1 is equipped with several equal intervals and has opening wire hole 2111, wire hole 2111 is equipped with wiring sleeve 2, wiring sleeve 2 and wire hole 2111 between being equipped with O-shaped sealing ring 3, wiring sleeve 2 is equipped with at least two with opening wire hole 21, box body 1 is equipped with detachable top plate 4, top plate 4 is equipped with telescopic clamping block 5, clamping block 5 is equipped with wire slot 51 for abutting wire, top plate 4 is equipped with spring 6, and acts on clamping block 5, so that clamping block 5 is in contact with the inner wall of wire hole 21;

[0028] It is worth mentioning that the two ends of wiring sleeve 2 are provided with blocking part 22, which abuts against the two ends of wire hole 2111, and blocking part 22 prevents wiring sleeve 2 from separating from wire hole 2111.

[0029] It is worth mentioning that the box 1 is provided with a first groove 12 containing the top plate 4, the outlet hole 2111 is arranged in the first groove 12, and the two sides of the first groove 12 are provided with connecting parts 13, and the connecting parts 13 are provided with threaded holes 14;

[0030] It is worth mentioning that the box 1 is provided with a first groove 12 containing the top plate 4, the outlet hole 2111 is arranged in the first groove 12, and the two sides of the first groove 12 are provided with connecting parts 13, and the connecting parts 13 are provided with threaded holes 14;

[0031] It is worth mentioning that the top plate 4 is provided with a recess 44 containing the clamping block 5, the recess 44 is provided with a through hole 441, one end of the through hole 441 is provided with a blind hole 442, the recess 44 prevents the clamping block 5 from rotating left and right during the extension and retraction movement, in addition, the through hole 441 also provides a guide function for the clamping block 5, and the blind hole 442 provides a containing space for the spring 6;

[0032] It is worth mentioning that the two sides of the top plate 4 are provided with fastening screws 41 which are threadedly connected to the threaded holes 14, the top plate 4 is provided with a second groove 42, the second groove 42 is provided with a detachable back plate 43 which covers the blind hole 442, and the fastening screws 41 connect and fix the top plate 4 and the first groove 12, and the back plate 43 provides a supporting function for the spring 6;

[0033] It is worth mentioning that the back surface of the clamping block 5 is provided with a top rod 52 which passes through the through hole 441, the top rod 52 is provided with a detachable stop ring 53 which is slidingly arranged in the blind hole 442, the two ends of the spring 6 abut against the stop ring 53 and the back plate 43 respectively, and the stop ring 53 limits the extension distance of the clamping block 5;

[0034] It is worth mentioning that the shape of the clamping block 5 at the contact position with the wire hole 21 is arc-shaped, and the arc-shaped shape makes the clamping block 5 more fit the outlet hole 2111.

[0035] The use principle of the utility model will be described as follows:

[0036] The lead wire introduced in the air switch 7 is placed in the wire hole 21, when the top plate 4 is connected and fixed with the box 1, the spring 6 releases the elastic force and acts on the clamping block 5, so as to press the lead wire in the wire hole 21, at the same time, the two sides of the wire groove 51 are curled to the middle along the wire hole 21 under the extrusion of the spring 6, and then tightly abut against the lead wire, which not only increases the friction between the lead wire and the wire hole 21, but also enhances the sealing effect, blocks the dust from the outside and slows down the penetration of the damp air from the outside, and more firmly fixes the lead wire, this design effectively prevents the lead wire from being pulled by external force and causing unstable electrical connection with the air switch 7; in addition, a plurality of wire holes 21 are arranged, and each wire hole 21 is only provided with one lead wire, so that the maintenance personnel can quickly find the corresponding air switch 7 according to the lead wire, which significantly improves the maintenance efficiency.

[0037] The above is further detailed description of the utility model in combination with specific embodiments, and cannot be determined that the utility model specific implementation is limited to these descriptions. For ordinary skilled in the art to which the utility model belongs, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, and all should be regarded as belonging to the protection scope determined by the claims submitted by the utility model.

Claims

1. An electric energy metering box for improving efficiency of maintenance, comprising a box body (1), characterized in that: The box (1) is provided with a plurality of equidistant and open wire holes (11), the wire holes (11) are provided with wire sleeves (2), the wire sleeves (2) and the wire holes (11) are provided with O-shaped sealing rings (3), the wire sleeves (2) are provided with at least two open wire holes (21), the box (1) is provided with a detachable top plate (4), the top plate (4) is provided with a telescopic clamping block (5), the clamping block (5) is provided with a wire groove (51) for abutting the wire, the top plate (4) is provided with a spring (6) inside and acts on the clamping block (5), so that the clamping block (5) abuts the inner wall of the wire hole (21).

2. The electric energy metering box for improving maintenance efficiency according to claim 1, characterized in that: The both ends of the wire sleeve (2) are provided with stop portions (22) and abut the both ends of the wire hole (11).

3. The electric energy metering box for improving maintenance efficiency according to claim 1, characterized in that: The box (1) is provided with a first groove (12) for accommodating the top plate (4), the wire hole (11) is arranged in the first groove (12), and the both sides of the first groove (12) are provided with connecting portions (13) provided with threaded holes (14).

4. The electric energy metering box for improving maintenance efficiency according to claim 1, characterized in that: The box (1) is provided with an air switch (7) corresponding to the wire hole (11), and the air switch (7) is arranged at the upper end of the wire hole (11).

5. The electric energy metering box for improving efficiency of maintenance according to claim 3, characterized in that: The top plate (4) is provided with a recess (44) for accommodating the clamping block (5), and the recess (44) is provided with a through hole (441), one end of the through hole (441) is provided with a blind hole (442).

6. The electric energy metering box for improving efficiency of maintenance according to claim 5, characterized in that: The both sides of the top plate (4) are provided with fastening screws (41) and are threadedly connected to the threaded holes (14), and the top plate (4) is provided with a second groove (42), the second groove (42) is provided with a detachable back plate (43) and covers the blind hole (442).

7. The electric energy metering box for improving efficiency of maintenance according to claim 6, characterized in that: The back surface of the clamping block (5) is provided with a top rod (52) and passes through the through hole (441), the top rod (52) is provided with a detachable stop ring (53) and is slidably arranged in the blind hole (442), and the both ends of the spring (6) abut the stop ring (53) and the back plate (43) respectively.

8. The electric energy metering box for improving maintenance efficiency according to claim 1, characterized in that: The shape of the abutting part of the clamping block (5) and the wire hole (21) is arranged as a circular arc.

Images