CN210670635U

CN210670635U - Enhanced composite graphite electrode

Info

Publication number: CN210670635U
Application number: CN201921777372.XU
Authority: CN
Inventors: 吴寅; 何军
Original assignee: Wuxi Dingqiao New Energy Technology Co Ltd
Current assignee: Wuxi Dingqiao New Energy Technology Co Ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-02
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a compound graphite electrode of enhancement mode, including the graphite electrode tip of graphite electrode main part and graphite electrode main part one side activity contact, the one end of graphite electrode main part and the one end of graphite electrode tip all are provided with the centre bore, the one end that graphite electrode main part is close to the graphite electrode tip is inlayed and is equipped with first fixed box, and the one end that graphite electrode tip is close to graphite electrode main part is inlayed and is equipped with the fixed box of second, and the one side that first fixed box and the fixed box of second are close to each other all sets up to the opening, has all seted up the draw-in groove on the top inner wall of the fixed box of second. The utility model relates to a rationally, convenient to use, the fast and stable of being convenient for is connected graphite electrode tip and graphite electrode main part fixedly and the split, clamps fixed mode and can prevent to appear relative rotation and not hard up phenomenon, improves connection stability, avoids appearing rotating not hard up phenomenon that drops, satisfies the user demand.

Description

Enhanced composite graphite electrode

Technical Field

The utility model relates to a graphite electrode technical field especially relates to a compound graphite electrode of enhancement mode.

Background

The graphite electrode is a high-temperature resistant graphite conductive material prepared by using petroleum coke and asphalt coke as aggregates and coal pitch as an adhesive through the steps of raw material calcination, crushing and grinding, batching, mixing and kneading, molding, roasting, dipping, graphitization and machining, and has an authorization notice number CN203399332U through retrieval.

Although the electric conductivity and the compressive strength of graphite electrode have been strengthened to above-mentioned patent, but need be in the same place two graphite electrode connection in the in-service use often, though there is on the market to connect graphite electrode through indent and evagination screw thread, like the novel graphite electrode that publication number CN202818670U discloses, upper portion graphite electrode body and the lower part graphite electrode body that all is equipped with the screw hole including both ends, upper portion graphite electrode body and lower part graphite electrode body link to each other through both ends utensil screwed connector, use independent connector to connect upper portion graphite electrode body and lower part graphite electrode body, make the connection reliable, can effectively increase graphite electrode diameter, in order to improve its current carrying capacity, and can effectively prevent that graphite electrode from falling into the stove, reduce the alloy.

Although above-mentioned patent is through indent and evagination screw thread, can be with two compound graphite electrode connections of reinforcing, the bearing capacity of extension and improvement electric current has been reached, and can lengthen when the loss is serious in the graphite electrode use of bottom work end and change, need not whole change, save the cost, but this kind of swivelling joint's mode poor stability, it leads to one of them graphite electrode to rotate because of external force at the during operation easily, and the rotation then can cause the indent screw thread to rotate on the evagination screw thread appearing, the screw thread rotates then can cause two graphite electrode contact jaw separation to produce the gap, or directly drop the damage, can not satisfy the user demand, to the demand of connecting stability and convenient change work end graphite electrode alone, therefore, we have proposed a compound graphite electrode of reinforcing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an enhanced composite graphite electrode.

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

an enhanced composite graphite electrode comprises a graphite electrode main body and a graphite electrode tip movably contacted with one side of the graphite electrode main body, wherein one end of the graphite electrode main body and one end of the graphite electrode tip are respectively provided with a central hole, one end of the graphite electrode main body close to the graphite electrode tip is embedded with a first fixing box, one end of the graphite electrode tip close to the graphite electrode main body is embedded with a second fixing box, one side of the first fixing box and one side of the second fixing box close to each other are respectively provided with an opening, the inner wall of the top and the inner wall of the bottom of the second fixing box are respectively provided with a clamping groove, the same square rod is fixedly connected between the inner wall of the top and the inner wall of the bottom of the first fixing box, two moving rods are slidably sleeved on the square rod, one end of each moving rod extends into the second fixing box, one side of each moving rod, which is far away, two limiting blocks fixedly sleeved on the square rod are arranged between the two moving rods, one side of each limiting block, which is close to the corresponding moving rod, is fixedly connected with the same spring with the moving rod, the spring is movably sleeved on the square rod, triangular grooves are formed in the sides, which are far away from each other, of the two moving rods, the inner walls, which are close to each other, of the two triangular grooves are inclined planes, a transverse push pipe is arranged in a central hole of the graphite electrode main body, one end of the transverse push pipe sequentially penetrates through the first fixing box and the second fixing box and extends into the graphite electrode tip, the first fixing box, the second fixing box and the square rod are movably sleeved on the transverse push pipe, the top and the bottom of the transverse push pipe are fixedly connected with L-shaped rods positioned in the first fixing box, the two L-shaped rods are symmetrically arranged, and vertical rods are fixedly connected on the inner walls, which are far away from each other, the ends of the two vertical rods, which are close to each other, extend into the corresponding triangular grooves respectively and are nested with balls, and the balls are in rolling contact with the inclined surfaces of the corresponding triangular grooves.

Preferably, a first round hole is formed in the inner wall of one side, away from the opening, of the first fixing box, and the side wall of the first round hole is in movable contact with the outer side of the transverse pushing pipe.

Preferably, one side of the square rod is provided with a second round hole, and the side wall of the second round hole is movably contacted with the outer side of the transverse push pipe.

Preferably, a through hole is formed in the inner wall of one side, away from the opening, of the second fixing box, and the inner wall of the front side and the inner wall of the rear side of the through hole are in movable contact with the outer side of the transverse push pipe.

Preferably, the front side and the rear side of the L-shaped lever are in movable contact with the front side inner wall and the rear side inner wall of the first stationary box, respectively.

Preferably, the top of the moving rod is provided with a first square hole, and the side wall of the first square hole is in sliding connection with the outer side of the square rod.

Preferably, the top of the limiting block is provided with a second square hole, and the side wall of the second square hole is fixedly connected with the outer side of the square rod.

Preferably, one end of the graphite electrode tip is provided with a rectangular groove, the second fixing box is embedded and fixed in the rectangular groove, one side of the first fixing box extends into the rectangular groove and is in contact with the second fixing box, and the side wall of the rectangular groove is in movable contact with the outer side of the first fixing box.

Compared with the prior art, the beneficial effects of the utility model are that:

the graphite electrode comprises a graphite electrode main body, a graphite electrode tip, a second fixed box, a first fixed box, clamping grooves, square rods, moving rods, clamping blocks, limiting blocks, springs, transverse push pipes, triangular grooves, L-shaped rods, vertical rods and balls, wherein the transverse push pipes can be inserted and pushed by using rod-shaped objects to move rightwards, the transverse push pipes drive the two L-shaped rods to move rightwards, the L-shaped rods drive the balls to roll and extrude the inclined planes of the triangular grooves through the corresponding vertical rods, the moving rods slide on the rectangular rods under extrusion force and compress the corresponding springs, the moving rods further drive the corresponding clamping blocks to separate from the clamping grooves, the graphite electrode tip can be pulled rightwards to separate from the graphite electrode main body, the graphite electrode tip is contacted with one end of the graphite electrode main body during installation, the thrust on the transverse push pipes is released, the springs in a compression state reset at the moment drive the inclined planes of the triangular grooves to extrude the balls through the, under the extrusion force, the ball moves back to the left to reset and drives the L-shaped rod and the transverse push pipe to move back to the left through the corresponding vertical rod, the movable rod also drives the corresponding clamping block to move back to be inserted into the clamping groove, and the fixation is completed.

The utility model relates to a rationally, convenient to use, the fast and stable of being convenient for is connected graphite electrode tip and graphite electrode main part fixedly and the split, clamps fixed mode and can prevent to appear relative rotation and not hard up phenomenon, improves connection stability, avoids appearing rotating not hard up phenomenon that drops, satisfies the user demand.

Drawings

Fig. 1 is a schematic structural view of an enhanced composite graphite electrode according to the present invention;

fig. 2 is a schematic structural view of a portion a of an enhanced composite graphite electrode according to the present invention;

fig. 3 is a perspective view of the square rod and the horizontal push tube connecting piece of the enhanced composite graphite electrode of the present invention.

In the figure: 1 graphite electrode main part, 2 graphite electrode tip, 3 fixed boxes of second, 4 first fixed boxes, 5 draw-in grooves, 6 square poles, 7 carriage release levers, 8 fixture blocks, 9 stopper, 10 springs, 11 violently push away pipe, 12 triangular groove, 13L shape pole, 14 montants, 15 ball.

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, an enhanced composite graphite electrode comprises a graphite electrode body 1 and a graphite electrode tip 2 movably contacted with one side of the graphite electrode body 1, wherein one end of the graphite electrode body 1 and one end of the graphite electrode tip 2 are respectively provided with a central hole, one end of the graphite electrode body 1 close to the graphite electrode tip 2 is embedded with a first fixing box 4, one end of the graphite electrode tip 2 close to the graphite electrode body 1 is embedded with a second fixing box 3, one side of the first fixing box 4 close to the second fixing box 3 is respectively provided with an opening, the top inner wall and the bottom inner wall of the second fixing box 3 are respectively provided with a clamping groove 5, the same square rod 6 is fixedly connected between the top inner wall and the bottom inner wall of the first fixing box 4, two moving rods 7 are slidably sleeved on the square rod 6, one end of the moving rod 7 extends into the second fixing box 3, one side of the two moving rods 7 away from each other is respectively fixedly connected with a clamping, the clamping block 8 is clamped with the corresponding clamping groove 5, two limiting blocks 9 fixedly sleeved on the square rod 6 are arranged between the two moving rods 7, one side of each limiting block 9 close to the corresponding moving rod 7 is fixedly connected with the same spring 10 between the moving rod 7, the spring 10 is movably sleeved on the square rod 6, triangular grooves 12 are respectively formed in the sides of the two moving rods 7 far away from each other, the two triangular grooves 12 are symmetrically arranged, the inner walls of the sides of the two triangular grooves 12 close to each other are inclined planes, a transverse push pipe 11 is arranged in a central hole in the graphite electrode main body 1, one end of the transverse push pipe 11 sequentially penetrates through the first fixing box 4 and the second fixing box 3 and extends into the graphite electrode tip 2, the first fixing box 4, the second fixing box 3 and the square rod 6 are movably sleeved on the transverse push pipe 11, and the top and the bottom of the transverse push pipe 11 are fixedly connected with L-shaped rods 13 positioned in the first fixing box 4, two L shape pole 13 symmetries set up, equal fixedly connected with montant 14 on the one side inner wall that two L shape poles 13 kept away from each other, and the one end that two montants 14 are close to each other extends to in the triangular groove 12 that corresponds respectively and the nested ball 15 that has, ball 15 and the inclined plane rolling contact of the triangular groove 12 that corresponds, the utility model relates to a rationally, convenient to use, the fast and stable of being convenient for is connected graphite electrode tip 2 and graphite electrode main part 1 fixedly and the split, clamps fixed mode and can prevent relative rotation and not hard up phenomenon, improves connection stability, avoids appearing the rotation not hard up phenomenon that drops, satisfies the user demand.

In the utility model, a first round hole is arranged on the inner wall of one side of the first fixed box 4 far away from the opening, the side wall of the first round hole is movably contacted with the outer side of the transverse push pipe 11, a second round hole is arranged on one side of the square rod 6, the side wall of the second round hole is movably contacted with the outer side of the transverse push pipe 11, a through hole is arranged on the inner wall of one side of the second fixed box 3 far away from the opening, the front inner wall and the rear inner wall of the through hole are movably contacted with the outer side of the transverse push pipe 11, the front side and the rear side of the L-shaped rod 13 are respectively movably contacted with the front inner wall and the rear inner wall of the first fixed box 4, a first square hole is arranged on the top of the movable rod 7, the side wall of the first square hole is slidably connected with the outer side of the square rod 6, a second square hole is arranged on the top of the stopper 9, the side wall of the second square hole is fixedly connected with the outer side of, the fixed box 3 of second inlays the dress and fixes in the rectangle recess, and one side of first fixed box 4 extends to in the rectangle recess and contacts with the fixed box 3 of second, the lateral wall of rectangle recess and the outside movable contact of first fixed box 4, the utility model relates to a rationally, convenient to use, the quick stabilization of being convenient for be connected graphite electrode tip 2 and graphite electrode main part 1 fixedly and the split, clamp fixed mode and can prevent to appear relative rotation and not hard up phenomenon, improve connection stability, avoid appearing rotating not hard up phenomenon that drops, satisfy the user demand.

The working principle is as follows: when the graphite electrode tip 2 is replaced, a rod-shaped object can be inserted into a central hole in the graphite electrode main body 1, the rod-shaped object is inserted to push the transverse push pipe 11 to move rightwards, the phenomenon that the transverse push pipe 11 is displaced due to mistaken collision can be avoided, the transverse push pipe 11 is driven to move rightwards when moving rightwards, the two L-shaped rods 13 are driven to move rightwards, the L-shaped rods 13 drive the balls 15 to roll and extrude the inclined surfaces of the triangular grooves 12 through the corresponding vertical rods 14, under the extrusion force, the two movable rods 7 slide on the rectangular rods 6 in the direction of approaching each other, the movable rods 7 compress the corresponding springs 10, meanwhile, the movable rods 7 drive the corresponding clamping blocks 8 to separate from the clamping grooves 5, at the moment, the graphite electrode tip 2 can be pulled rightwards to separate from the graphite electrode main body 1, the graphite electrode tip 2 drives the second fixing box;

during installation, the graphite electrode tip 2 is contacted with one end of the graphite electrode main body 1, the thrust on the transverse push pipe 11 is released at the moment, the spring 10 in a compression state is reset at the moment, the elastic force of the spring 10 in the compression state drives the corresponding movable rod 7 to move back and reset, the movable rod 7 drives the inclined plane of the corresponding triangular groove 12 to extrude the ball 15, under the extrusion force, the ball 15 moves back and resets leftwards and drives the corresponding vertical rod 14 to move back leftwards, the vertical rod 14 drives the corresponding L-shaped rod 13 to move back leftwards, the L-shaped rod 13 drives the transverse push pipe 11 to move backwards, meanwhile, the movable rod 7 also drives the corresponding clamping block 8 to move back and insert into the clamping groove 5, the fixation is completed, and the clamping and fixing mode can prevent the relative rotation and loosening of the graphite electrode tip 1 and the graphite electrode tip 2 in use, and the connection stability is improved.

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. An enhanced composite graphite electrode comprises a graphite electrode main body (1) and a graphite electrode tip (2) movably contacted with one side of the graphite electrode main body (1), wherein one end of the graphite electrode main body (1) and one end of the graphite electrode tip (2) are respectively provided with a central hole, the enhanced composite graphite electrode is characterized in that one end, close to the graphite electrode tip (2), of the graphite electrode main body (1) is embedded with a first fixing box (4), one end, close to the graphite electrode main body (1), of the graphite electrode tip (2) is embedded with a second fixing box (3), one sides, close to each other, of the first fixing box (4) and the second fixing box (3) are respectively provided with an opening, the top inner wall and the bottom inner wall of the second fixing box (3) are respectively provided with a clamping groove (5), the same square rod (6) is fixedly connected between the top inner wall and the bottom inner wall of the first fixing box (4), and two moving rods (7) are slidably sleeved, one end of a moving rod (7) extends into the second fixed box (3), one side of each moving rod (7) which is far away from each other is fixedly connected with a fixture block (8), the fixture block (8) is clamped with a corresponding clamping groove (5), two fixed sleeves are arranged between the two moving rods (7) and are provided with limit blocks (9) which are arranged on a square rod (6), one side of each moving rod (7) which is close to the corresponding moving rod (9) is fixedly connected with a same spring (10) with the moving rod (7), the spring (10) is movably sleeved on the square rod (6), one side of each moving rod (7) which is far away from each other is provided with triangular grooves (12), the two triangular grooves (12) are symmetrically arranged, the inner wall of one side of each triangular groove (12) which is close to each other is an inclined plane, a transverse push pipe (11) is arranged in a center hole in the graphite electrode main body (1), and one end of the transverse push pipe (11) sequentially penetrates through the first fixed box (4) and the second fixed box ( In head (2), first fixed box (4), the equal movable sleeve of second fixed box (3) and square bar (6) is established on violently push away pipe (11), the equal fixedly connected with L shape pole (13) that the top and the bottom of violently push away pipe (11) are located first fixed box (4), two L shape pole (13) symmetry set up, equal fixedly connected with montant (14) on the one side inner wall of keeping away from each other of two L shape pole (13), the one end that two montants (14) are close to each other extends to respectively in the triangular groove (12) that corresponds and nested ball (15), ball (15) and the inclined plane rolling contact of the triangular groove (12) that corresponds.

2. The reinforced composite graphite electrode as claimed in claim 1, wherein the first fixing box (4) has a first circular hole on its inner wall away from the opening, and the side wall of the first circular hole is in movable contact with the outer side of the horizontal pushing tube (11).

3. The reinforced composite graphite electrode as claimed in claim 1, wherein a second circular hole is formed at one side of the square bar (6), and the side wall of the second circular hole is in movable contact with the outer side of the transverse pushing pipe (11).

4. The reinforced composite graphite electrode as claimed in claim 1, wherein the second fixing box (3) has a through hole on the inner wall of the side away from the opening, and the front inner wall and the rear inner wall of the through hole are in movable contact with the outer side of the transverse pushing pipe (11).

5. A reinforced composite graphite electrode according to claim 1, characterized in that the front and rear sides of the L-shaped bar (13) are in movable contact with the front and rear inner walls of the first stationary box (4), respectively.

6. The reinforced composite graphite electrode as claimed in claim 1, wherein the top of the moving rod (7) is provided with a first square hole, and the side wall of the first square hole is slidably connected with the outer side of the square rod (6).

7. The reinforced composite graphite electrode as claimed in claim 1, wherein a second square hole is formed at the top of the limiting block (9), and the side wall of the second square hole is fixedly connected with the outer side of the square rod (6).

8. An enhanced composite graphite electrode according to claim 1, characterized in that one end of the graphite electrode head (2) is provided with a rectangular groove, the second fixing box (3) is embedded and fixed in the rectangular groove, one side of the first fixing box (4) extends into the rectangular groove and is in contact with the second fixing box (3), and the side wall of the rectangular groove is in movable contact with the outer side of the first fixing box (4).