CN213815975U

CN213815975U - Relay for power grid line logic checking function system

Info

Publication number: CN213815975U
Application number: CN202022663491.1U
Authority: CN
Inventors: 牛静; 闫雷雷; 王信; 冯悦; 强宝平
Original assignee: ELECTRIFICATION ENGINEERING Corp Ltd OF CR23G
Current assignee: ELECTRIFICATION ENGINEERING Corp Ltd OF CR23G
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-27
Anticipated expiration: 2030-11-17

Abstract

The utility model relates to a relay technical field, and a relay for electric wire netting circuit logical check function system is disclosed, which comprises an outer shell, work subassembly and drain pan, the work subassembly is located the fixed setting in upper end of drain pan, the shell is located the outside cover of work subassembly and establishes, the equal fixedly connected with fixed plate in the upper end left and right sides of drain pan, the cavity has all been seted up to the inside top of two fixed plates, and the inside of two cavities is all fixed and is equipped with the triangle cardboard, the lateral wall of two opposite sides of cavity all seted up with triangle cardboard assorted export, the opposite side of inside wall lower extreme all seted up with triangle cardboard assorted draw-in groove about the shell. The utility model discloses can improve staff's dismouting efficiency greatly, and do not need the specialized tool to carry out the dismouting, convenient to use can prevent simultaneously that the terminal from buckling and damaging, and the leakproofness after the wiring is good, has improved the wiring security.

Description

Relay for power grid line logic checking function system

Technical Field

The utility model relates to a relay technical field especially relates to a relay that is used for electric wire netting circuit logic inspection functional system.

Background

A relay, also called relay, is an electronic control device, which has a control system and a controlled system, and is usually applied in an automatic control circuit, and it is actually an "automatic switch" that uses a small current to control a large current, so that it plays the roles of automatic regulation, safety protection, switching circuit, etc. in the circuit.

At present, the automatic block section of general speed railway can build logical check circuit through the relay, increase signal system and occupy logical check function to the section, in order to realize the red light protection when the shut is bad to normal operating train appearance, improve the security of automatic block section train operation, but the relay is in actual use, the casing of relay carries out the dismouting through the screw generally and fixes, its internal element is when damaging, need twist a plurality of screws and just can open the casing, the screw instrument that not only needs the professional dismouting to correspond the specification, and the dismouting efficiency is lower, be unfavorable for the maintenance protection use of relay, therefore, a relay for electric wire netting circuit logical check functional system is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving prior art relay's casing and generally carrying out the dismouting through the screw fixed, its internal member when damaging, need twist and move a plurality of screws and just can open the casing, not only need the screw instrument of the dismouting correspondence specification of specialty, dismouting efficiency is lower moreover, is unfavorable for the problem that the maintenance protection of relay was used, and the relay that is used for electric wire netting circuit logic inspection functional system that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a relay for a power grid line logic checking function system comprises a shell, working components and a bottom shell, wherein the working components are fixedly arranged at the upper end of the bottom shell, the shell is sleeved outside the working components, the left side and the right side of the upper end of the bottom shell are fixedly connected with fixed plates, cavities are respectively arranged above the inner parts of the two fixed plates, triangular clamping plates are respectively fixedly arranged inside the two cavities, the side walls of the two cavities on the opposite sides are respectively provided with an outlet matched with the triangular clamping plates, the lower ends of the left inner side wall and the right inner side wall of the shell are respectively provided with a clamping groove matched with the triangular clamping plates, the side walls of the two triangular clamping plates on the opposite sides are respectively fixedly connected with an L-shaped rod, the horizontal rod walls of the two L-shaped rods are respectively connected with the side walls of the two cavities on the opposite sides through sliding holes, springs are respectively fixedly arranged between the side walls of the two triangular clamping plates on the opposite sides and the side walls of the two cavities on the opposite sides, and the two springs are movably sleeved with the horizontal part rod walls of the two L-shaped rods respectively, the left side and the right side of the upper end of the bottom shell are provided with movable grooves corresponding to the positions of the L-shaped rods on the same side, the two opposite sides of the vertical part rod walls of the L-shaped rods are fixedly connected with press rods, the rod walls of the two press rods are respectively in sliding connection with the side walls of the movable grooves on the same side through round holes, and the wiring end of the working assembly penetrates through the upper end of the bottom shell and extends to the lower side.

Preferably, both sides all are equipped with the protection casing around the work subassembly's wiring end is located the drain pan outside, two the equal fixedly connected with slider in upper end left and right sides of protection casing, and the lower extreme left and right sides of drain pan all set up with slider assorted spout, two the equal fixedly connected with thread piece in upper end of protection casing, and both sides all set up around the lower extreme of drain pan with thread piece assorted shifting chute, two the lateral wall of shifting chute all rotates jointly through the bearing and is connected with two-way screw rod, and both ends respectively with two thread piece lateral wall threaded connection, two around the pole wall of two-way screw rod the through-wire groove has all been seted up to the lateral wall lower extreme of the protection casing one side in opposite directions, and the equal fixedly connected with of tank bottom of two through-wire grooves is sealed.

Preferably, the thermovent has all been seted up to the lateral wall about the shell, and the inside of two thermovents all is fixed and is equipped with the heat-conducting plate, and the equal fixedly connected with a plurality of evenly distributed's of lateral wall of the opposite one side of two heat-conducting plates fin.

Preferably, two the equal fixedly connected with sealing strip in upper end of protection casing, and the upper end of two sealing strips all offsets the setting with the lower extreme of drain pan.

Preferably, the left and right side walls of the bottom shell are provided with grooves corresponding to the positions of the pressing rods, and the opposite ends of the two pressing rods extend to the opposite sides of the two grooves.

Preferably, the upper end fixedly connected with frame-shaped plate of drain pan, and the lateral wall fixedly connected with U-shaped rubber pad of frame-shaped plate, the lower extreme of shell is seted up with U-shaped rubber pad assorted frame shape seal groove.

Compared with the prior art, the utility model provides a relay for electric wire netting circuit logic inspection functional system possesses following beneficial effect:

1. this a relay for electric wire netting circuit logic inspection function system, through the shell that is equipped with, mutually supporting of working assembly and drain pan, can regard as the control device use among the electric wire netting circuit logic inspection system, through two fixed plates that are equipped with, two triangle cardboards, two L shape poles, mutually supporting of two springs and two press the depression bars, can be convenient for people carry out the dismouting to the shell, when maintaining the inspection to working assembly, staff's dismouting efficiency can be improved greatly, and do not need specialized tool to carry out the dismouting, do benefit to relay maintenance protection and use.

2. This a relay for electric wire netting circuit logical check functional system, two protection casings through being equipped with, four sliders, two screw thread blocks, mutually supporting of two sealed pads and two-way screw rod, can protect the terminal position of work subassembly, can prevent the terminal damage of buckling, and can improve the leakproofness of wiring back terminal position department, the security of working a telephone switchboard is improved, mutually supporting through two heat-conducting plates and a plurality of fin that are equipped with, can improve the radiating efficiency to the work subassembly, mutually supporting through the frame-shaped board that is equipped with and U-shaped rubber pad, can guarantee the leakproofness after shell and drain pan installation.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can improve staff's dismouting efficiency greatly, and do not need specialized tool to carry out the dismouting, convenient to use can prevent simultaneously that the terminal from buckling and damaging, and the leakproofness after the wiring is good, has improved the wiring security.

Drawings

Fig. 1 is a schematic structural diagram of a relay for a power grid line logic inspection function system according to the present invention;

FIG. 2 is an enlarged view of the portion A in FIG. 1;

fig. 3 is a side view of fig. 1.

In the figure: the device comprises a shell 1, a working component 2, a bottom shell 3, a fixing plate 4, a triangular clamping plate 5, a 6L-shaped rod, a 7 spring, an 8 pressing rod, a 9 protective cover, a 10 thread block, a 11 bidirectional screw rod, a 12 sealing gasket, a 13 heat conducting plate, a 14 heat radiating fin, a 15 sealing strip, a 16 groove, a 17 frame-shaped plate and an 18U-shaped rubber gasket.

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.

Referring to fig. 1-3, a relay for a power grid line logic inspection function system comprises a shell 1, a working component 2 and a bottom case 3, wherein the working component 2 is fixedly arranged at the upper end of the bottom case 3, the shell 1 is sleeved outside the working component 2, the left side and the right side of the upper end of the bottom case 3 are fixedly connected with fixing plates 4, cavities are respectively arranged above the inner parts of the two fixing plates 4, triangular clamping plates 5 are respectively fixedly arranged inside the two cavities, the side walls of the opposite sides of the two cavities are respectively provided with an outlet matched with the triangular clamping plates 5, the opposite sides of the lower ends of the left inner side wall and the right inner side wall of the shell 1 are respectively provided with a clamping groove matched with the triangular clamping plates 5, the side walls of the opposite sides of the two triangular clamping plates 5 are respectively and fixedly connected with L-shaped rods 6, and the horizontal rod walls of the two L-shaped rods 6 are respectively connected with the side walls of the opposite sides of the two cavities in a sliding way through sliding holes, all fixedly between the lateral wall of one side in opposite directions of two triangle cardboard 5 and two cavitys one side in opposite directions be equipped with spring 7, and two spring 7 cup joint with the horizontal part pole wall activity of two L shape poles 6 respectively, the upper end left and right sides of drain pan 3 all sets up the movable groove corresponding with homonymy L shape pole 6 position, the equal fixedly connected with in the opposite one side of the vertical portion pole wall of two L shape poles 6 presses down pressure bar 8, and two pole walls that press down pressure bar 8 all through the round hole respectively with the lateral wall sliding connection in homonymy movable groove, the wiring end of work subassembly 2 runs through the upper end of drain pan 3 and extends to the below setting.

The front side and the rear side of the wiring end of the working component 2, which are positioned outside the bottom shell 3, are respectively provided with a protective cover 9, the left side and the right side of the upper end of each protective cover 9 are respectively fixedly connected with a sliding block, the left side and the right side of the lower end of each bottom shell 3 are respectively provided with a sliding chute matched with the sliding block, the upper end of each protective cover 9 is respectively fixedly connected with a thread block 10, the front side and the rear side of the lower end of each bottom shell 3 are respectively provided with a moving chute matched with the thread block 10, the side walls of the two moving chutes are respectively and rotatably connected with a bidirectional screw 11 through bearings, the front end and the rear end of the rod wall of the bidirectional screw 11 are respectively in threaded connection with the side walls of the two thread blocks 10, the lower ends of the side walls of the two protective covers 9, the bottoms of the two through chutes are respectively and fixedly connected with sealing gaskets 12, when wiring is performed, the bidirectional screw 11 is firstly screwed, the two thread blocks 10 can be moved in opposite directions, so as to drive the two protective covers 9 to move oppositely, and then can open two protection casings 9, can work a telephone switchboard this moment, after the wiring is accomplished, reverse twisting moves two-way screw rod 11, can make two screw thread pieces 10 remove in opposite directions to drive two protection casings 9 and remove in opposite directions and fold, external conductor can press from both sides tightly through two sealed pads 12, and the leakproofness is good, can prevent that the terminal from buckling the damage, and can improve the leakproofness of wiring back terminal position department, the security of working a telephone switchboard is improved.

The thermovent has all been seted up to the lateral wall about shell 1, and the inside of two thermovents is all fixed and is equipped with heat-conducting plate 13, and the equal fixedly connected with a plurality of evenly distributed's of lateral wall fin 14 of the opposite one side of two heat-conducting plates 13, can increase shell 1's heat radiating area to can in time radiate the heat of work subassembly 2 during operation.

The equal fixedly connected with sealing strip 15 in upper end of two protection casings 9, and the upper end of two sealing strips 15 all offsets with the lower extreme of drain pan 3 and sets up, can increase the leakproofness between two protection casings 9 and the drain pan 3.

The recess 16 corresponding with pressing the depression bar 8 position is all seted up to lateral wall about drain pan 3, and two one ends opposite according to depression bar 8 all extend to the inside opposite side setting of two recesses 16, can hide two according to depression bar 8 and accomodate, avoids external collision to lead to two to press depression bar 8 to remove, influences being connected between shell 1 and the drain pan 3.

The upper end fixedly connected with frame-shaped plate 17 of drain pan 3, and the lateral wall fixedly connected with U-shaped rubber pad 18 of frame-shaped plate 17, the lower extreme of shell 1 is seted up with U-shaped rubber pad 18 assorted frame shape seal groove, can increase the leakproofness between shell 1 and the drain pan 3.

The utility model discloses in, during the use, insert shell 1 from top to bottom on drain pan 3, shell 1 can extrude two triangle cardboards 5 earlier, make two triangle cardboards 5 remove to opposite direction, when two draw-in grooves remove to two triangle cardboard 5 positions, under the effect of two springs 7, can make two triangle cardboards 5 remove to opposite direction and enter into inside two draw-in grooves, thereby can carry out spacing fixed to shell 1, during the dismantlement, press two press bars 8, can make two L shape poles 6 remove to opposite direction, thereby can drive two triangle cardboards 5 remove to opposite direction and break away from two draw-in grooves, can take out shell 1 this moment, can improve staff's dismouting efficiency greatly, and do not need specialized tool to carry out the dismouting, do benefit to relay maintenance and protection and use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A relay for a power grid line logic checking function system comprises a shell (1), a working component (2) and a bottom shell (3), and is characterized in that the working component (2) is fixedly arranged at the upper end of the bottom shell (3), the shell (1) is sleeved outside the working component (2), fixing plates (4) are fixedly connected to the left side and the right side of the upper end of the bottom shell (3), cavities are formed above the inner parts of the two fixing plates (4), triangular clamping plates (5) are fixedly arranged inside the two cavities, outlets matched with the triangular clamping plates (5) are formed in the side walls of the two cavities on the opposite sides, clamping grooves matched with the triangular clamping plates (5) are formed in the opposite sides of the lower ends of the left inner side wall and the right inner side of the shell (1), and L-shaped rods (6) are fixedly connected to the side walls of the two triangular clamping plates (5) on the opposite sides, and the horizontal part pole walls of the two L-shaped poles (6) are respectively connected with the lateral walls of one side of the two cavities in the opposite direction in a sliding mode through sliding holes, springs (7) are fixedly arranged between the lateral wall of one side of the triangular clamping plate (5) in the opposite direction and the lateral wall of one side of the two cavities in the opposite direction, the two springs (7) are respectively movably sleeved with the horizontal part pole walls of the two L-shaped poles (6), movable grooves corresponding to the L-shaped poles (6) in the same side are formed in the left side and the right side of the upper end of the bottom shell (3), two pressing rods (8) are fixedly connected to the opposite sides of the vertical part pole wall of the L-shaped poles (6), the pole walls of the two pressing rods (8) are respectively connected with the lateral walls of the movable grooves in the same side in a sliding mode through round holes, and the wiring end of the working assembly (2) penetrates through the upper end of the bottom shell (3) and extends to the lower portion.

2. The relay for the power grid line logic inspection function system according to claim 1, wherein the front and rear sides of the wiring end of the working assembly (2) positioned outside the bottom shell (3) are respectively provided with a protective cover (9), the left and right sides of the upper end of each protective cover (9) are respectively fixedly connected with a sliding block, the left and right sides of the lower end of the bottom shell (3) are respectively provided with a sliding groove matched with the sliding block, the upper end of each protective cover (9) is respectively fixedly connected with a threaded block (10), the front and rear sides of the lower end of the bottom shell (3) are respectively provided with a moving groove matched with the threaded block (10), the side walls of the two moving grooves are respectively and rotatably connected with a bidirectional screw rod (11) through a bearing, the front and rear ends of the rod wall of the bidirectional screw rod (11) are respectively in threaded connection with the side walls of the two threaded blocks (10), and the lower end of the, and the bottoms of the two through wire grooves are fixedly connected with sealing gaskets (12).

3. The relay for the grid line logic checking function system according to claim 1, wherein the left and right side walls of the housing (1) are both provided with heat dissipating ports, a heat conducting plate (13) is fixedly arranged inside each of the two heat dissipating ports, and a plurality of uniformly distributed heat dissipating fins (14) are fixedly connected to the side wall on the opposite side of each of the two heat conducting plates (13).

4. The relay for the power grid line logic inspection function system according to claim 2, wherein the upper ends of the two protective covers (9) are fixedly connected with sealing strips (15), and the upper ends of the two sealing strips (15) are arranged against the lower end of the bottom shell (3).

5. The relay for the grid line logic checking function system according to claim 1, wherein the left and right side walls of the bottom case (3) are both provided with grooves (16) corresponding to the positions of the pressing rods (8), and the opposite ends of the two pressing rods (8) are both extended to the opposite sides of the insides of the two grooves (16).

6. The relay for the power grid line logic inspection function system according to claim 1, wherein a frame-shaped plate (17) is fixedly connected to the upper end of the bottom case (3), a U-shaped rubber gasket (18) is fixedly connected to the side wall of the frame-shaped plate (17), and a frame-shaped sealing groove matched with the U-shaped rubber gasket (18) is formed in the lower end of the housing (1).