CN214542049U

CN214542049U - Maintain convenient direct current contactor

Info

Publication number: CN214542049U
Application number: CN202120717944.6U
Authority: CN
Inventors: 刘洋
Original assignee: Jinyuan Lifeng Tianjin Industrial Control System Co ltd
Current assignee: Jinyuan Lifeng Tianjin Industrial Control System Co ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-10-29
Anticipated expiration: 2031-04-09

Abstract

The utility model relates to the technical field of direct current contactors, and discloses a direct current contactor convenient to maintain, which comprises a shell, a reset component and two clamping components, wherein the top end of the shell is movably connected with a top cover, the direct current contactor convenient to maintain extrudes two movable blocks to one side, under the action of pressure, two clamping blocks move to the opposite side, the clamping blocks lose the limiting effect on an outer pipe, the top cover is opened, under the action of the top cover, a fixed disc moves along with the fixed disc, a connecting rod also starts to move and drives a rotating head to move, under the action of the moving of the rotating head, a pull rope receives certain pull force, under the action of the pull force of the pull rope, the rotating pipe rotates, in the rotating process of the rotating pipe, a coil spring also tightens and keeps the reaction force, then the top cover can be moved aside, and the interior of the direct current contactor is checked, and then reached the effect that can be fast convenient maintain direct current contactor.

Description

Maintain convenient direct current contactor

Technical Field

The utility model relates to a direct current contactor technical field specifically is a maintain convenient direct current contactor.

Background

The direct current contactor is a contactor with an iron core controlled by direct current, the load of the contactor can be direct current or alternating current, and because the contactor does not have eddy current, the contactor is generally made of mild steel or industrial pure iron into a round shape, the use of the direct current contactor is more frequent along with the rapid development of the power field, however, the direct current contactor has certain problems in the use process, and the main problems are as follows:

direct current contactor is in the later stage use, certain problem can appear, consequently need examine and maintain direct current contactor, traditional direct current contactor is when overhauing, need dismantle it, the installation process after dismantlement process and the completion maintenance is often more troublesome, and probably produce the secondary damage to other spare parts, consequently traditional direct current contactor is not only very wasted time at the maintenance in-process, and overhauls the effect not good.

Therefore, the demand for high reliability products is urgent, and we propose a dc contactor with convenient maintenance, which has the advantage of quickly and conveniently maintaining the dc contactor to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to realize the above-mentioned purpose of maintaining to direct current contactor that can be convenient fast, the utility model provides a following technical scheme: a direct current contactor convenient to maintain comprises a shell, a reset assembly and two clamping assemblies, wherein the top end of the shell is movably connected with a top cover, the front side of the shell is fixedly connected with the back side of the reset assembly, and the left side and the right side of the top cover are fixedly connected with the opposite sides of the two clamping assemblies respectively;

the reset assembly comprises a fixed disc, the front surface of the fixed disc is movably connected with a connecting rod, the inner wall of the bottom of the connecting rod is movably connected with a rotating head, the left side and the right side of the rotating head are fixedly provided with limiting pipes, the inner wall of each limiting pipe is movably connected with a limiting rod, the bottom end of the rotating head is fixedly provided with a pull rope, the bottom end of the pull rope is fixedly provided with a rotating pipe, the inner wall of each rotating pipe is movably connected with a coil spring, and the back surface of each rotating pipe is movably connected with a fixed plate;

the clamping assembly comprises an outer pipe, a spring is movably connected to the inner wall of the outer pipe, clamping blocks are fixedly mounted on the left side and the right side of the spring, limiting shells are movably connected to the left side and the right side of the outer pipe, and moving blocks are movably connected to the inner wall of the limiting shells.

As optimization, the number of the reset components is two, the top backs of the two reset components are respectively fixedly connected with the left side and the right side of the top cover, and the bottom backs of the two reset components are respectively fixedly connected with the left side and the right side of the bottom of the shell, so that the reset components can provide symmetrical limiting force and can simultaneously limit the top cover and the shell.

As optimization, spring inner wall swing joint has the telescopic link, and the left and right sides of telescopic link respectively with the left and right sides fixed connection of two fixture blocks, stability when having guaranteed the fixture block installation, and guarantee simultaneously that the spring can not take place to buckle.

As optimization, the sliding grooves are formed in the top and the bottom of the limiting shell, the sliding blocks are movably connected to the inner wall of each sliding groove, and the opposite sides of the two sliding blocks are fixedly connected with the top end and the bottom end of the moving block respectively, so that the sliding blocks can slide in the sliding grooves, and the stability of the moving blocks during moving is guaranteed.

As optimization, outer tube top fixed mounting has the installation piece, and the equal fixed mounting in installation piece top left and right sides has the installation pole, and the installation pole back and the positive fixed connection of top cap for the installation piece can provide the limiting displacement to the outer tube, and the installation pole can guarantee its stability when being connected with the top cap.

As optimization, the number of the fixture blocks and the number of the limiting shells are two, and the height of the fixture blocks is matched with the diameter of the inner wall of the limiting shells, so that the fixture blocks can be inserted into the limiting shells, and the limiting shells can limit the fixture blocks.

Preferably, the outer wall of the left side of the top of the coil spring is fixedly connected with the inner wall of the rotating pipe, and the outer wall of the right side of the bottom of the coil spring is fixedly connected with the inner wall of the fixing plate, so that the coil spring can be tightened when the rotating pipe rotates, and the coil spring can generate reaction force on the rotating pipe.

The utility model has the advantages that:

this maintain convenient direct current contactor, extrude two movable blocks to relative one side, under the pressure effect, two fixture blocks move to relative one side, the fixture block has just lost the restriction to outer pipe this moment, the top cap just opens, under the effect of top cap, the fixed disk removes thereupon, the connecting rod also begins to go on and drives the rotor and remove, under the removal effect of rotor, certain pulling force is received to the stay cord, under the pulling force effect of stay cord, the rotor rotates the in-process, the coil spring also tightens up and keeps reaction force, alright move the top cap aside afterwards, and examine the inside direct current contactor, and then reached the effect of maintaining to direct current contactor that can be fast convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the reset assembly of the present invention;

FIG. 3 is an enlarged view of the clamping assembly of the present invention;

fig. 4 is a perspective view of the outer tube structure of the present invention.

In the figure: 1. a housing; 2. a top cover; 3. a reset assembly; 31. fixing the disc; 32. a connecting rod; 33. rotating the head; 34. a limiting pipe; 35. a limiting rod; 36. pulling a rope; 37. rotating the tube; 38. a coil spring; 39. a fixing plate; 4. a clamping assembly; 41. an outer tube; 42. a spring; 43. a clamping block; 44. a limiting shell; 45. moving the mass.

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, a direct current contactor convenient to maintain comprises a shell 1, two reset components 3 and two clamping components 4, wherein the top end of the shell 1 is movably connected with a top cover 2, the front surface of the shell 1 is fixedly connected with the back surfaces of the reset components 3, as can be seen from fig. 1, the number of the reset components 3 is two, the top and the back surfaces of the two reset components 3 are respectively and fixedly connected with the left side and the right side of the top cover 2, and the back surfaces of the bottoms of the two reset components 3 are respectively and fixedly connected with the left side and the right side of the bottom of the shell 1, so that the reset components 3 can provide symmetrical limiting force and can simultaneously limit the top cover 2 and the shell 1, and the left side and the right side of the top cover 2 are respectively and fixedly connected with the opposite sides of the two clamping components 4;

the resetting component 3 comprises a fixed disc 31, the front surface of the fixed disc 31 is movably connected with a connecting rod 32, the inner wall of the bottom of the connecting rod 32 is movably connected with a rotating head 33, the left side and the right side of the rotating head 33 are fixedly provided with limiting pipes 34, the inner wall of each limiting pipe 34 is movably connected with a limiting rod 35, the bottom end of each rotating head 33 is fixedly provided with a pull rope 36, the bottom end of each pull rope 36 is fixedly provided with a rotating pipe 37, the inner wall of each rotating pipe 37 is movably connected with a coil spring 38, as can be seen from fig. 2, the outer wall of the left side of the top of each coil spring 38 is fixedly connected with the inner wall of each rotating pipe 37, the outer wall of the right side of the bottom of each coil spring 38 is fixedly connected with the inner wall of a fixed plate 39, so that the coil springs 38 can tighten up when the rotating pipes 37 rotate, the coil springs 38 can generate reaction force on the rotating pipes 37, and the back surfaces of the rotating pipes 37 are movably connected with the fixed plates 39;

the clamping assembly 4 comprises an outer tube 41, as can be seen from fig. 3, a mounting block is fixedly mounted at the top end of the outer tube 41, mounting rods are fixedly mounted on the left and right sides of the top end of the mounting block, the back surface of the mounting rod is fixedly connected with the front surface of the top cover 2, so that the mounting block can provide a limiting effect on the outer tube 41, the mounting rods can ensure the stability when the mounting rod is connected with the top cover 2, a spring 42 is movably connected to the inner wall of the outer tube 41, as can be seen from fig. 3, a telescopic rod is movably connected to the inner wall of the spring 42, the left and right sides of the telescopic rod are respectively and fixedly connected with the left and right sides of two clamping blocks 43, the stability when the clamping blocks 43 are mounted is ensured, and the spring 42 is ensured not to be bent, the clamping blocks 43 are fixedly mounted on the left and right sides of the spring 42, as can be seen from fig. 3, the number of the clamping blocks 43 and the limiting shells 44 is two, and the height of the clamping blocks 43 and the diameter of the inner walls of the limiting shells 44 are mutually matched, so that the clamping blocks 43 can be inserted into the limiting shells 44, thereby make spacing shell 44 can produce the limiting displacement to fixture block 43, the equal swing joint in both sides has spacing shell 44 about outer tube 41, can know by fig. 3, the sliding tray has all been seted up to spacing shell 44 top and bottom, the inner wall swing joint of sliding tray has the slider, and the relative one side of two sliders respectively with the top and the bottom fixed connection of movable block 45 for the slider can slide in the sliding tray, thereby guarantee the stability when movable block 45 removes, spacing shell 44 inner wall swing joint has movable block 45.

In use, referring to fig. 1-4, when the dc contactor needs to be maintained, two moving blocks 45 are firstly extruded towards the opposite side, two clamping blocks 43 move towards the opposite side under the action of pressure, and in the process, the spring 42 contracts and keeps the reaction force, at this time, the clamping blocks 43 lose the limiting effect on the outer tube 41, the top cover 2 is opened, the fixed disc 31 moves along with the top cover 2, the connecting rod 32 also starts to move and drives the rotating head 33 to move, the stability of the rotating head 33 during moving is also ensured under the action of the limiting tube 34 and the limiting rod 35, the pulling rope 36 receives a certain pulling force under the moving effect of the rotating head 33, the rotating tube 37 rotates under the pulling force of the pulling rope 36, and the coil spring 38 also tightens and keeps the reaction force during the rotating of the rotating tube 37, then, the top cover 2 can be moved aside, and the interior of the direct current contactor is checked, so that the effect of quickly and conveniently maintaining the direct current contactor is achieved.

To sum up, this maintain convenient dc contactor extrudes two movable blocks 45 to opposite side, under the pressure effect, two fixture blocks 43 move to opposite side, fixture block 43 has just lost the restriction effect to outer pipe 41 this moment, top cap 2 just opens, under the effect of top cap 2, fixed disk 31 moves along with it, connecting rod 32 also begins to go on and drives rotor 33 and move, under the removal effect of rotor 33, certain pulling force is received to stay cord 36, under the pulling force effect of stay cord 36, rotor tube 37 rotates in-process, wind spring 38 also tightens up and keeps the reaction force, afterwards alright move top cap 2 aside, and examine the inside of dc contactor, and then reached the effect that can maintain fast convenient dc contactor.

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 design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a maintain convenient direct current contactor, includes shell (1), reset assembly (3) and two joint subassemblies (4), its characterized in that: the top end of the shell (1) is movably connected with a top cover (2), the front side of the shell (1) is fixedly connected with the back side of the reset assembly (3), and the left side and the right side of the top cover (2) are fixedly connected with the opposite sides of the two clamping assemblies (4) respectively;

the reset assembly (3) comprises a fixed disc (31), a connecting rod (32) is movably connected to the front face of the fixed disc (31), a rotating head (33) is movably connected to the inner wall of the bottom of the connecting rod (32), limiting tubes (34) are fixedly mounted on the left side and the right side of the rotating head (33), limiting rods (35) are movably connected to the inner walls of the limiting tubes (34), a pull rope (36) is fixedly mounted at the bottom end of the rotating head (33), a rotating tube (37) is fixedly mounted at the bottom end of the pull rope (36), a coil spring (38) is movably connected to the inner wall of the rotating tube (37), and a fixed plate (39) is movably connected to the back face of the rotating tube (37);

the clamping assembly (4) comprises an outer tube (41), a spring (42) is movably connected to the inner wall of the outer tube (41), clamping blocks (43) are fixedly mounted on the left side and the right side of the spring (42), limiting shells (44) are movably connected to the left side and the right side of the outer tube (41), and moving blocks (45) are movably connected to the inner wall of the limiting shells (44).

2. The direct current contactor of claim 1, wherein the direct current contactor is characterized in that: the number of the reset components (3) is two, the top backs of the two reset components (3) are fixedly connected with the left side and the right side of the top cover (2) respectively, and the bottom backs of the two reset components (3) are fixedly connected with the left side and the right side of the bottom of the shell (1) respectively.

3. The direct current contactor of claim 1, wherein the direct current contactor is characterized in that: the inner wall of the spring (42) is movably connected with a telescopic rod, and the left side and the right side of the telescopic rod are fixedly connected with the left side and the right side of the two clamping blocks (43) respectively.

4. The direct current contactor of claim 1, wherein the direct current contactor is characterized in that: the top and the bottom of the limiting shell (44) are both provided with sliding grooves, the inner walls of the sliding grooves are movably connected with sliding blocks, and the opposite sides of the two sliding blocks are fixedly connected with the top end and the bottom end of the moving block (45) respectively.

5. The direct current contactor of claim 1, wherein the direct current contactor is characterized in that: the mounting device is characterized in that a mounting block is fixedly mounted at the top end of the outer tube (41), mounting rods are fixedly mounted on the left side and the right side of the top end of the mounting block, and the back of each mounting rod is fixedly connected with the front of the top cover (2).

6. The direct current contactor of claim 1, wherein the direct current contactor is characterized in that: the number of the fixture blocks (43) and the number of the limiting shells (44) are two, and the heights of the fixture blocks (43) are matched with the diameters of the inner walls of the limiting shells (44).

7. The direct current contactor of claim 1, wherein the direct current contactor is characterized in that: the outer wall of the left side of the top of the coil spring (38) is fixedly connected with the inner wall of the rotating pipe (37), and the outer wall of the right side of the bottom of the coil spring (38) is fixedly connected with the inner wall of the fixing plate (39).