CN220861506U - Crucible for graphite ash test - Google Patents

Abstract

The utility model discloses a graphite ash testing crucible, which comprises an outer crucible, wherein a positioning groove is formed in the outer crucible, an inner crucible is arranged at the top of the positioning groove, ventilation holes are formed in the outer crucible at equal intervals, a crucible cover is arranged at the top of the outer crucible, and two mounting grooves are symmetrically formed in the inner side of the crucible cover, so that the graphite ash testing crucible has the beneficial effects that: through having added the ventilation hole, realized the outside and the inside of outer crucible handle of ventilating, through having added stopper, spacing groove, realized that the position that the inner crucible was placed in the constant head tank is restricted, improved stability, through having added hypotenuse fixture block, installing port, realized that the cooperation between hypotenuse fixture block and the installing port is fixed, install the mounting box in the mounting groove to carry out restriction treatment to the position of crucible lid, protect the place of outer crucible and inner crucible and handle.

Description

Crucible for graphite ash test

Technical Field

The utility model relates to the technical field of graphite ash testing, in particular to a crucible for graphite ash testing.

Background

Graphite is the main stream secondary battery cathode material, mainly comprises fixed carbon, ash and volatile components, wherein the fixed carbon is a component for truly playing electrochemical activity, and the graphite ash testing method is to weigh a proper amount of graphite by using a crucible, and place the graphite in a muffle furnace for high-temperature burning. The ash content in the graphite cathode material is generally not more than 0.5%, so that the mass of the residual substances in the crucible is very small, and the falling objects in the furnace body and dust in the air can have great influence on ash test results in the test process, but when the existing graphite ash test crucible is used, only a cage assembly is added above the crucible, a protective structure is not arranged on the outer side of the crucible, and impurities in the external environment of the crucible are not well protected.

Disclosure of utility model

The utility model aims to provide a crucible for graphite ash testing, which solves the problems that when the existing crucible for graphite ash testing is used in the prior art, only a cage assembly is added above the crucible, the outside of the crucible is not provided with a protective structure, and impurities in the external environment of the crucible are not well protected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a graphite crucible for ash content test, includes outer crucible, the constant head tank has been seted up to the inside of outer crucible, the top of constant head tank is equipped with interior crucible, the ventilation hole has been seted up to the inside equidistance of outer crucible, the top of outer crucible is equipped with the crucible lid, two mounting grooves have been seted up to the inboard symmetry of crucible lid, the mounting hole has been seted up to the inside of mounting groove, the outside symmetry fixedly connected with of outer crucible two install bin with mounting groove complex, the inside sliding connection of install bin has the hypotenuse fixture block with mounting hole complex, the inside of install bin is equipped with a spring, the one end and the hypotenuse fixture block fixed connection of a spring, two link boxes of outside symmetry fixedly connected with of crucible lid, the inside sliding connection of link box has spacing slide, one side fixedly connected with and the terminal block of mounting hole complex, one side fixedly connected with depression bar of terminal block is kept away from to spacing slide, depression bar and link box sliding connection.

As a preferred embodiment of the present utility model: four limiting blocks are fixedly connected to the outer side of the inner crucible at equal intervals, and four limiting grooves matched with the limiting blocks are formed in the outer side of the positioning groove at equal intervals.

As a preferred embodiment of the present utility model: the inside symmetry sliding connection of spacing slide has two gag levers, gag lever levers and junction box fixed connection, the outside cover of gag lever levers is equipped with the No. two spring.

As a preferred embodiment of the present utility model: one end of the compression bar is fixedly connected with a limiting pressing plate.

As a preferred embodiment of the present utility model: one side fixedly connected with backup pad of junction box, the inside threaded connection of backup pad has with spacing clamp plate complex spacing bolt.

As a preferred embodiment of the present utility model: four handles are fixedly connected to the top of the crucible cover at equal intervals.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, ventilation treatment is carried out on the outer part and the inner part of the outer crucible by adding the ventilation holes, the limiting block and the limiting groove are added, the position of the inner crucible placed in the positioning groove is limited, the stability is improved, the matching and fixing between the bevel edge clamping block and the mounting opening are realized by adding the bevel edge clamping block and the mounting opening, and the mounting box is mounted in the mounting groove, so that the position of the crucible cover is limited, and the protection treatment is carried out on the positions of the outer crucible and the inner crucible.

Drawings

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is a top view of the positioning slot of the present utility model.

In the figure: 1. an outer crucible; 2. a vent hole; 3. a positioning groove; 4. an inner crucible; 5. a limiting block; 6. a limit groove; 7. a crucible cover; 8. a mounting groove; 9. a handle; 10. a mounting port; 11. a mounting box; 12. a bevel edge clamping block; 13. a first spring; 14. a limit sliding plate; 15. a top block; 16. a limit rod; 17. a second spring; 18. a connection box; 19. a compression bar; 20. a limit pressing plate; 21. a support plate; 22. and a limit bolt.

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.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a graphite crucible for ash content test, including outer crucible 1, the constant head tank 3 has been seted up to the inside of outer crucible 1, the top of constant head tank 3 is equipped with interior crucible 4, ventilation hole 2 has been seted up to the inside equidistance of outer crucible 1, the top of outer crucible 1 is equipped with crucible lid 7, two mounting grooves 8 have been seted up to the inboard symmetry of crucible lid 7, the mounting hole 10 has been seted up to the inside of mounting groove 8, two install bin 11 with mounting groove 8 complex of outside symmetry fixedly connected with of outer crucible 1, the inside sliding connection of install bin 11 has hypotenuse fixture block 12 with mounting hole 10 complex, the inside of install bin 11 is equipped with spring 13, the one end and the hypotenuse fixture block 12 fixed connection of spring 13, two link boxes 18 of outside symmetry fixedly connected with of crucible lid 7, the inside sliding connection of link box 18 has spacing slide 14, one side fixedly connected with and the sloping edge 15 of mounting hole 10 complex of spacing slide 14, one side fixedly connected with depression bar 19 of spacing slide 14 is kept away from roof 15, depression bar 19 and link box 18 sliding connection, roof 15 removes and carries out the top to move to fixture block 12, leave between the fixed position of hypotenuse 10, can upwards dismantle the fixed position to crucible lid 7.

Four limiting blocks 5 are fixedly connected to the outer side of the inner crucible 4 at equal intervals, four limiting grooves 6 matched with the limiting blocks 5 are formed in the outer side of the positioning groove 3 at equal intervals, the inner crucible 4 is placed in the positioning groove 3, and the inner crucible 4 is subjected to position limitation through position matching between the limiting blocks 5 and the limiting grooves 6.

Wherein, two gag levers 16 are symmetrically and slidingly connected in the limit slide plate 14, the gag levers 16 are fixedly connected with a connecting box 18, a second spring 17 is sleeved outside the gag levers 16, the second spring 17 is pressed when the limit slide plate 14 moves, and the second spring 17 drives the position of the limit slide plate 14 to reset after the hand is loosened.

One end of the compression bar 19 is fixedly connected with a limiting pressing plate 20, and the compression bar 19 is pressed inwards through the limiting pressing plate 20.

One side of the connection box 18 is fixedly connected with a support plate 21, the inner thread of the support plate 21 is connected with a limit bolt 22 matched with the limit pressing plate 20, the limit bolt 22 limits the pressing position of the limit pressing plate 20, the movement position limit of the pressing rod 19 is guaranteed, and the stability after installation is improved.

Four handles 9 are fixedly connected to the top of the crucible cover 7 at equal intervals, and the crucible cover 7 is better moved and detached through the handles 9.

Specifically, when in use, place interior crucible 4 in constant head tank 3, position restriction is carried out interior crucible 4 through the position cooperation between stopper 5 and the spacing groove 6, install in the top of outer crucible 1 through crucible lid 7, install bin 11 gets into in the mounting groove 8, the bottom of crucible lid 7 is pressed to hypotenuse fixture block 12, hypotenuse fixture block 12 is pressed first spring 13 and is moved inwards, when hypotenuse fixture block 12 reaches the one side position of installing port 10, spring 13 resets and drives hypotenuse fixture block 12 outwards to move, fix between hypotenuse fixture block 12 and the installing port 10, can fix the mounted position between crucible lid 7 and the outer crucible 1, when dismantling the crucible lid 7 of outer crucible 1 top, through upwards rotating limit bolt 22, limit bolt 22 cancels the restriction of the position of pressing to limit clamp plate 20, inwards press limit clamp plate 20, limit clamp plate 20 drives limit slide plate 19 and limit slide plate 14 inwards to move, limit slide plate 14 drives kicking block 15 and carries out the top to move, the fixed of hypotenuse fixture block 12 between the top block 12 and the installing port 10, can upwards dismantle the position of crucible lid 7.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a graphite crucible for ash content test, includes outer crucible (1), its characterized in that, constant head tank (3) have been seted up to the inside of outer crucible (1), the top of constant head tank (3) is equipped with interior crucible (4), ventilation hole (2) have been seted up to the inside equidistance of outer crucible (1), the top of outer crucible (1) is equipped with crucible lid (7), two mounting grooves (8) have been seted up to the inboard symmetry of crucible lid (7), mounting hole (10) have been seted up to the inside of mounting groove (8), the outside symmetry fixedly connected with of outer crucible (1) two install bin (11) with mounting groove (8) complex, the inside sliding connection of install bin (11) have with mounting hole (10) complex hypotenuse fixture block (12), the inside of install bin (11) is equipped with spring (13), the one end and hypotenuse fixture block (12) fixed connection of spring (13), the outside symmetry fixedly connected with two link boxes (18) of crucible lid (7), the inside sliding connection (18) has two install slider (14) and slider (15) are kept away from to limit and slider (14) are located one side (15), the compression bar (19) is connected with the connecting box (18) in a sliding way.

2. A graphite ash testing crucible as defined in claim 1, wherein: four limiting blocks (5) are fixedly connected to the outer side of the inner crucible (4) at equal intervals, and four limiting grooves (6) matched with the limiting blocks (5) are formed in the outer side of the positioning groove (3) at equal intervals.

3. A graphite ash testing crucible as defined in claim 1, wherein: two limit rods (16) are symmetrically and slidingly connected in the limit sliding plate (14), the limit rods (16) are fixedly connected with a connecting box (18), and a second spring (17) is sleeved on the outer side of each limit rod (16).

4. A graphite ash testing crucible as defined in claim 1, wherein: one end of the compression bar (19) is fixedly connected with a limiting pressing plate (20).

5. The crucible for testing graphite ash as set forth in claim 4, wherein: one side of the connecting box (18) is fixedly connected with a supporting plate (21), and the inside of the supporting plate (21) is in threaded connection with a limit bolt (22) matched with the limit pressing plate (20).

6. A graphite ash testing crucible as defined in claim 1, wherein: four handles (9) are fixedly connected to the top of the crucible cover (7) at equal intervals.