CN219268403U

CN219268403U - Power plant instrument junction box

Info

Publication number: CN219268403U
Application number: CN202223362557.9U
Authority: CN
Inventors: 黄琬舒; 张国; 赵丽; 党文涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-06-27
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a power plant instrument junction box which comprises a junction box body and a box cover, wherein the box cover is arranged at the top end of the junction box body, hidden storage grooves are formed in four corners of the bottom end of the junction box body, assembly steel sheets are slidably connected in the hidden storage grooves, magnetic attraction blocks are arranged at the ends of the assembly steel sheets, assembly holes are formed in the assembly steel sheets, and fixing holes are formed in the assembly steel sheets and in the inner walls of the hidden storage grooves. This power plant instrument terminal box is equipped with four groups of hidden assembly steel sheets through being provided with pilot hole, assembly steel sheet hidden storage tank, fixed orifices, magnetism piece of inhaling in the bottom, and the terminal box body is taken out it and is fixed through assembly steel sheet and wall, accomplishes the erection joint, and the design of hidden assembly is from taking fixed subassembly, does not influence the use, has reduced the cost of transportation of assembly spare part, and the material is lost when avoiding the maintenance, has solved the inconvenient problem of assembly.

Description

Power plant instrument junction box

Technical Field

The utility model relates to the technical field of power plant instruments, in particular to a power plant instrument junction box.

Background

Various operation meters of the power plant such as pressure gauges, flow meters, electric power detection meters and the like all need a junction box as transit connection, and connection can be completed by connecting a junction terminal in an access mode.

According to application number CN202022760363.9, a nuclear power plant instrument junction box is disclosed, including the junction box, the equal fixedly connected with hinge plate in middle part of junction box left and right sides face, the medial surface of hinge plate is provided with the spliced pole, the middle part of spliced pole surface has cup jointed the link plate, the lateral surface fixedly connected with clamp of link plate, the equal fixedly connected with fixing device in the front and back both sides of junction box left and right sides face. This nuclear power plant instrument terminal box, the user drives the regulating plate through the U-shaped arm-tie and removes for the regulating plate drives the sliding plate and slides along slide rail and guide pillar, and the sliding plate drives the picture peg and removes, has realized the regulation to the picture peg grafting state, makes the user adjust the grafting state of picture peg according to the user demand, has realized installing fast and dismantling to the junction box, has practiced thrift a large amount of time, has improved work efficiency, has made things convenient for the user's use.

The terminal box that above-mentioned scheme provided is when the actual installation, needs to be equipped with special installed part, like "L" angle steel and set screw, and the mounting that every group terminal box was equipped all needs supporting the use, but when operation maintenance, often need dismantle the box body, and the assembly part is easy to lose, also additionally takes certain space when the transportation. In view of this, we provide a nuclear power plant instrument junction box equipped with hidden assembly parts, which is more convenient for daily installation and use.

Disclosure of Invention

The utility model aims to provide a power plant instrument junction box, which solves the problems that in the background art, a separate assembly part is required to be provided, and the assembly and the maintenance are inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a power plant instrument terminal box, includes terminal box body and lid, the lid is installed on the top of terminal box body, hidden storage tank has all been seted up to terminal box body bottom four corners, the equal sliding connection in hidden storage tank has the assembly steel sheet, the magnetism piece is inhaled all to the tip of assembly steel sheet, the assembly hole has all been seted up to the assembly steel sheet inside, the fixed orifices has all been seted up to the assembly steel sheet inside and hidden storage tank inner wall, the assembly steel sheet can inhale fixedly with hidden storage tank magnetism through the magnetism, terminal box body front end swing joint has the arm-tie.

Preferably, the terminal fixing plate is arranged at the middle position inside the junction box body, the wiring terminal is mounted at the top end of the terminal fixing plate, fixing rods are fixedly connected to two sides of the terminal fixing plate respectively, sliding grooves are formed in two sides of the bottom end of the inner wall of the junction box body respectively, the fixing rods are embedded in the sliding grooves respectively to slide, and the fixing rods are fixedly connected with the pulling plate.

Preferably, the pull rods are fixedly connected to the two sides of the pull plate respectively, the pull rods extend into the junction box body, clamping grooves are welded to the two sides of the bottom end inside the junction box body respectively, convex balls are arranged at the front ends of the pull rods, and the convex balls are embedded into the clamping grooves respectively.

Preferably, the clamping groove is made of nylon, is semi-arc-shaped and is matched with the convex ball in size.

Preferably, the front end of the pulling plate is fixedly connected with a wire groove, and jacks are formed in the wire groove at equal intervals.

Preferably, an insulating pressing plate is assembled at the middle position inside the box cover, knobs are arranged at four corners of the insulating pressing plate and fixedly assembled on the inner wall of the box cover, buckling pieces are movably sleeved outside the knobs, and the buckling pieces are abutted to the insulating pressing plate.

Compared with the prior art, the utility model has the beneficial effects that: the power plant instrument junction box not only realizes hidden assembly and quick installation connection, reduces the transportation cost of assembly parts, avoids material loss during maintenance, realizes more convenient assembly and connection terminals by a pull type design, does not need to open a box cover, cannot be easily loosened, and realizes the improvement of the internal fireproof effect and the reduction of the safety accident risk;

(1) The junction box body is provided with four groups of hidden assembly steel sheets at the bottom through the assembly holes, the hidden assembly steel sheet storage grooves, the fixing holes and the magnetic attraction blocks, and is pulled out and fixed with the wall surface through the assembly steel sheets, so that the installation connection is completed, the hidden assembly is designed with a fixing component, the use is not influenced, the transportation cost of assembly parts is reduced, and the loss of materials during maintenance is avoided;

(2) The pull rod wiring terminal, the terminal fixing plate, the sliding groove, the fixing rod, the convex ball and the clamping groove are arranged, when the wiring terminal and the connected terminal are required to be assembled or overhauled, the pull plate is directly pulled from the outside, and is forcefully inserted back into the box after being installed, so that the pull plate cannot be easily loosened, the fixing is finished, the drawing type design is more convenient for assembling and connecting the terminal, and a box cover does not need to be opened;

(3) Through being provided with knob, cramp insulating clamp plate, cramp, when daily closing the lid, insulating clamp plate compresses tightly terminal and cable downwards, makes the cable can not deviate easily, in case binding post short circuit fires, insulating clamp plate can block the fire source from inside, reduces the incident risk.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic top view of the junction box body of the present utility model;

FIG. 3 is a schematic top view of a pulling plate according to the present utility model;

FIG. 4 is a schematic diagram of the enlarged structure of FIG. 2A according to the present utility model;

fig. 5 is a schematic diagram of the enlarged structure of fig. 2 a according to the present utility model.

In the figure: 1. a junction box body; 2. a box cover; 3. a pull rod; 4. a fitting hole; 5. assembling a steel sheet; 6. a wire slot; 7. a jack; 8. a hidden storage groove; 9. a fixing hole; 10. a magnetic suction block; 11. pulling a plate; 12. an insulating pressing plate; 13. a connection terminal; 14. a terminal fixing plate; 15. a chute; 16. a fixed rod; 17. a knob; 18. a buckle piece; 19. a convex ball; 20. a clamping groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-5, a power plant instrument junction box comprises a junction box body 1 and a box cover 2, wherein the box cover 2 is installed at the top end of the junction box body 1, hidden storage grooves 8 are formed in four corners of the bottom end of the junction box body 1, assembly steel sheets 5 are slidably connected in the hidden storage grooves 8, magnetic blocks 10 are installed at the end parts of the assembly steel sheets 5, assembly holes 4 are formed in the assembly steel sheets 5, fixing holes 9 are formed in the assembly steel sheets 5 and the inner wall of the hidden storage grooves 8, the assembly steel sheets 5 can be magnetically attracted and fixed with the hidden storage grooves 8 through the magnetic blocks 10, and pull plates 11 are movably connected at the front ends of the junction box body 1;

specifically, as shown in fig. 1 and 2, the junction box body 1 is provided with four assembled steel sheets 5 at the bottom, each assembled steel sheet 5 is contained in the hidden containing groove 8, the assembled steel sheets 5 are magnetically attracted and fixed with the hidden containing groove 8 through the magnetic attraction blocks 10, when the junction box body 1 is installed at the wall surface, the assembled steel sheets 5 are drawn out, screws are driven into the fixing holes 9 when the junction box body is drawn to the bottom, the positions of the assembled steel sheets 5 can be fixed, and then the screws are screwed into the assembling holes 4, so that the junction box body 1 can be fixed with the wall surface through the assembled steel sheets 5, and therefore installation connection is completed.

Example 2: the terminal fixing plate 14 is arranged in the middle of the inside of the junction box body 1, the wiring terminal 13 is arranged at the top end of the terminal fixing plate 14, the fixing rods 16 are fixedly connected to two sides of the terminal fixing plate 14 respectively, the sliding grooves 15 are respectively formed in two sides of the bottom end of the inner wall of the junction box body 1, the fixing rods 16 are respectively embedded in the sliding grooves 15 to slide, the fixing rods 16 are fixedly connected with the pull plates 11, the pull rods 3 are respectively fixedly connected to two sides of the pull plates 11, the pull rods 3 extend into the inside of the junction box body 1, the clamping grooves 20 are respectively welded to two sides of the bottom end of the inside of the junction box body 1, the front ends of the pull rods 3 are respectively provided with convex balls 19, the convex balls 19 are respectively embedded into the clamping grooves 20, the clamping grooves 20 are made of semi-arc-shaped materials and are matched with the convex balls 19 in size, the front ends of the pull plates 11 are fixedly connected with the wire grooves 6, and jacks 7 are formed in the wire grooves 6 at equal intervals;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 5, the terminal box body 1 is internally provided with a movable terminal fixing plate 14, when the terminal 13 and the connected terminal need to be assembled or overhauled, the pull plate 11 is directly pulled from the outside, two groups of fixing rods 16 are respectively embedded in the sliding grooves 15 to slide out, so that the terminal fixing plate 14 with fixed threshold value and the terminal 13 can be pulled out, the connection fixation of the terminals can be performed without opening the box cover 2, terminal wires penetrate into the terminal connecting terminals 13 one by one from the insertion holes 7 and are sequentially connected, when the pull plate 11 is inserted back into the terminal box body 1, the terminal connecting device is forcibly inserted into the inside, and the convex balls 19 at the front ends of the two groups of the pull rods 3 are embedded into the clamping grooves 20 to complete the buckling connection, so that the pull plate 11 cannot be easily loosened, thereby completing the fixation, and the design of pulling type is more convenient for assembling and connecting the terminals.

Example 3: the middle position inside the box cover 2 is provided with an insulating pressing plate 12, four corners of the insulating pressing plate 12 are respectively provided with a knob 17, the knobs 17 are fixedly assembled on the inner wall of the box cover 2, the outside of each knob 17 is movably sleeved with a buckling piece 18, and the buckling pieces 18 are abutted against the insulating pressing plate 12;

specifically, as shown in fig. 1, 2 and 4, inside the box cover 2, the insulating pressing plate 12 is fastened through four groups of buckling pieces 18, when the box cover 2 is closed in daily, the insulating pressing plate 12 presses down the terminals and the cables, so that the cables cannot easily deviate and have a fireproof effect, once the wiring terminals 13 are short-circuited and fire, the insulating pressing plate 12 can block a fire source from the inside, the risk of safety accidents is reduced, and when the insulating pressing plate 12 needs to be replaced, the insulating pressing plate 12 can be rotated by rotating the buckling pieces 18, and the fixation of the insulating pressing plate 12 is released.

Working principle: during installation, the terminal box body 1 is equipped with four assembly steel sheet 5 in the bottom, every assembly steel sheet 5 is held in hidden storage groove 8, through magnetism suction piece 10 and hidden storage groove 8 magnetism suction fixed, when terminal box body 1 installs in wall department, draw out assembly steel sheet 5, draw into the screw in fixed orifices 9 when bottom, can make the position of assembly steel sheet 5 fixed, then use the screw to screw in assembly orifices 4 again, can pass through assembly steel sheet 5 and wall fixed with terminal box body 1, thereby accomplish the installation connection, when need be connected and maintain the terminal, directly pull the arm-tie 11 from outside, two sets of dead levers 16 inlay respectively in spout 15 and slide out, thereby pull out threshold fixed terminal fixed plate 14 and binding post 13, can carry out the connection fixation of terminal, the terminal wire penetrates access binding post 13 from jack 7, ordered connection, when arm-tie 11 is inserted back in terminal box body 1, insert into the card slot 20 with effort, the boss 19 of two sets of arm-tie 3 front ends is accomplished the lock, make arm-tie 11 can not take off easily, thereby accomplish the fixed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 power plant instrument terminal box, includes terminal box body (1) and lid (2), its characterized in that: the novel junction box comprises a junction box body (1), wherein a box cover (2) is arranged at the top end of the junction box body (1), hidden storage grooves (8) are formed in four corners of the bottom end of the junction box body (1), assembly steel sheets (5) are connected inside the hidden storage grooves (8) in a sliding mode, magnetic attraction blocks (10) are arranged at the end portions of the assembly steel sheets (5), assembly holes (4) are formed in the assembly steel sheets (5), fixing holes (9) are formed in the inner walls of the assembly steel sheets (5) and the inner walls of the hidden storage grooves (8), the assembly steel sheets (5) can be fixed with the hidden storage grooves (8) in a magnetic attraction mode through magnetic attraction blocks (10), and pull plates (11) are movably connected to the front ends of the junction box body (1).

2. A power plant instrument junction box according to claim 1, characterized in that: terminal fixing plates (14) are arranged in the middle of the inside of the junction box body (1), wiring terminals (13) are arranged at the top ends of the terminal fixing plates (14), fixing rods (16) are fixedly connected to the two sides of the terminal fixing plates (14) respectively, sliding grooves (15) are formed in the two sides of the bottom end of the inner wall of the junction box body (1) respectively, the fixing rods (16) are embedded in the sliding grooves (15) respectively and slide, and the fixing rods (16) are fixedly connected with the pulling plates (11).

3. A power plant instrument junction box according to claim 1, characterized in that: pull rod (3) are fixedly connected with both sides of pull plate (11) respectively, pull rod (3) extend to inside terminal box body (1), draw-in groove (20) have been welded respectively to the both sides of terminal box body (1) inside bottom, the front end of pull rod (3) all is provided with protruding ball (19), protruding ball (19) imbeds inside draw-in groove (20) respectively.

4. A power plant instrument junction box according to claim 3, characterized in that: the clamping groove (20) is made of nylon, and the clamping groove (20) is semi-arc-shaped and is matched with the convex ball (19) in size.

5. A power plant instrument junction box according to claim 1, characterized in that: the front end of the pulling plate (11) is fixedly connected with a wire groove (6), and jacks (7) are formed in the wire groove (6) at equal intervals.

6. A power plant instrument junction box according to claim 1, characterized in that: the novel box cover is characterized in that an insulating pressing plate (12) is assembled at the middle position inside the box cover (2), knobs (17) are arranged at four corners of the insulating pressing plate (12), the knobs (17) are fixedly assembled on the inner wall of the box cover (2), buckling pieces (18) are movably sleeved outside the knobs (17), and the buckling pieces (18) are abutted to the insulating pressing plate (12).