CN217210382U

CN217210382U - Vacuum furnace brazing water-cooling electrode device

Info

Publication number: CN217210382U
Application number: CN202220792180.1U
Authority: CN
Inventors: 崔占华; 白永占; 王芬芳; 姜鹏; 温碧湘
Original assignee: Shenyang Jiayu Vacuum Technology Co ltd
Current assignee: Shenyang Jiayu Vacuum Technology Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-08-16
Anticipated expiration: 2032-04-07

Abstract

The utility model discloses a water-cooling electrode device for vacuum furnace brazing, which comprises an electrode seat, wherein a water-cooling structure is arranged at the top of the electrode seat; the water-cooling structure includes: main part, assembly groove, blind flange, a plurality of connecting bolt, a plurality of coupling nut, sealed pad, a plurality of coupling assembling and water-cooling subassembly, the utility model relates to a vacuum furnace technical field, the beneficial effect of present case is: the problem of among the prior art, the inside water-cooling electrode leakproofness of current vacuum furnace is relatively poor, takes place the inside coolant liquid of motor easily at vacuum furnace operation in-process and reveals the circumstances such as, the inside high temperature of vacuum furnace, the coolant liquid is revealed and is caused vacuum furnace internal pressure easily and leak, takes place danger easily is solved.

Description

Brazing water-cooled electrode device of vacuum furnace

Technical Field

The utility model relates to a vacuum furnace technical field specifically is a vacuum furnace water-cooling electrode device of brazing.

Background

The vacuum furnace is a device for heating in a vacuum environment, and is connected with a high vacuum pump system by a pipeline in a hearth sealed by a metal cover or a quartz glass cover. The vacuum degree of the hearth can reach 133 x (10 < -2 > -10 < -4 >) h, and a heating system in the furnace can be directly electrified and heated by a resistance furnace wire (such as a tungsten wire) and can also be heated by high-frequency induction. The highest temperature can reach about 3000 ℃, and the ceramic material is mainly used for ceramic sintering, vacuum smelting, electric vacuum part degassing, annealing, metal part brazing, ceramic-metal sealing and the like;

in the prior art, the water-cooled electrode inside the existing vacuum furnace has poor sealing performance, the conditions such as leakage of cooling liquid inside the motor and the like easily occur in the running process of the vacuum furnace, the temperature inside the vacuum furnace is too high, the leakage of the cooling liquid easily causes the leakage of the internal pressure of the vacuum furnace, and danger easily occurs.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a brazing water-cooling electrode device of a vacuum furnace comprises an electrode holder, wherein a water-cooling structure is arranged at the top of the electrode holder;

the water-cooling structure includes: the water cooling device comprises a main body, an assembly groove, a flange cover, a plurality of connecting bolts, a plurality of connecting nuts, a sealing gasket, a plurality of connecting assemblies and a water cooling assembly;

the main part cartridge is inside the electrode holder, and inside the main part was seted up in the assembly groove, the blind flange welded in the main part, and blind flange and electrode holder one side are run through to a plurality of connecting bolt one end, and a plurality of connecting screw other ends are in a plurality of coupling nut threaded connection, and sealed pad is located between blind flange and the electrode holder, and coupling assembling installs in a plurality of connecting bolt and electrode holder and blind flange junction, and water cooling unit installs in the assembly groove inside.

Preferably, one of the plurality of connecting members comprises: a gasket and an insulating sleeve;

the gasket sets up in main part one side, and the gasket adopts the copper product, passes through connecting bolt and connection nut back at blind flange and electrode holder, can strengthen the compactness that the two is connected, and insulating cover is installed in connecting bolt and blind flange and electrode holder junction to but insulating cover adopts the deformable material, can strengthen the joint strength of connecting bolt and blind flange and electrode holder.

Preferably, the water cooling module comprises: the water cooling device comprises a connecting seat, a water inlet pipe, a water outlet pipe and a cooling pipe;

the connecting seat is installed in main part one end, and the inlet tube is pegged graft in connecting seat one side, and the outlet pipe is installed in the outlet pipe bottom, and the cooling tube is installed in the connecting seat other end to the cooling tube inserts inside the assembly groove.

Preferably, the heating unit is installed at one end of the main body.

Preferably, the electrode holder, the main body, the flange cover and the connecting seat are made of high-temperature-resistant materials, so that the deformation of internal parts due to high temperature in the operation process of the vacuum furnace can be prevented.

Preferably, the interior of the connecting base is hollow, and cooling water enters the interior of the assembling groove through a cooling water pipe, then enters the interior of the connecting base and is finally discharged through a water outlet pipe to form a cooling circulation.

Advantageous effects

The utility model provides a vacuum furnace water-cooling electrode device of brazing possesses following beneficial effect: this technical scheme adopts the water-cooling structure, utilize the water-cooling principle, the vacuum furnace electrode with in operation lasts the cooling, prevent that the electrode temperature is too high, influence the efficiency of brazing of vacuum furnace, and the electrode holder can cooperate coupling assembling can be connected with the main part is firm, can prevent effectively that the inside coolant liquid of main part from revealing, safe in utilization, advantages such as cooling efficiency height, the prior art has been solved, the inside water-cooling electrode leakproofness of current vacuum furnace is relatively poor, take place the condition such as inside coolant liquid of motor reveals easily at vacuum furnace operation in-process, the inside high temperature of vacuum furnace, the coolant liquid is revealed and is caused vacuum furnace internal pressure to leak easily, take place dangerous scheduling problem easily.

Drawings

FIG. 1 is a schematic view of the brazing water-cooled electrode device of the vacuum furnace according to the present invention.

Fig. 2 is a schematic diagram of a locally enlarged structure of a brazing water-cooled electrode device of a vacuum furnace.

In the figure: 1. the electrode assembly comprises an electrode base, 2, a main body, 3, an assembly groove, 4, a flange cover, 5, a connecting bolt, 6, a connecting nut, 7, a sealing gasket, 8, a gasket, 9, an insulating sleeve, 10, a connecting base, 11, a water inlet pipe, 12, a water outlet pipe, 13, a cooling pipe, 14 and a heating unit.

Detailed Description

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. 1-2, the embodiment: a brazing water-cooling electrode device of a vacuum furnace comprises an electrode holder 1, wherein a water-cooling structure is arranged at the top of the electrode holder 1;

the water cooling structure is used for cooling the click of the vacuum furnace in the operation process, so that the influence on the brazing efficiency caused by overhigh internal temperature of the electrode is prevented;

in the specific implementation process, the water cooling structure comprises: the water cooling device comprises a main body 2, an assembly groove 3, a flange cover 4, a plurality of connecting bolts 5, a plurality of connecting nuts 6, a sealing gasket 7, a plurality of connecting components and a water cooling component;

the main body 2 is inserted into the electrode holder 1, the assembly groove 3 is formed in the main body 2, the flange cover 4 is welded on the main body 2, one end of each of a plurality of connecting bolts 5 penetrates through the flange cover 4 and one side of the electrode holder 1, the other end of each of the plurality of connecting bolts is in threaded connection with a plurality of connecting nuts 6, the sealing gasket 7 is positioned between the flange cover 4 and the electrode holder 1, the connecting assembly is arranged at the joint of the plurality of connecting bolts 5, the electrode holder 1 and the flange cover 4, and the water cooling assembly is arranged in the assembly groove 3;

it should be noted that, in the using process, the electrode holder 1 is fixed on the inner wall of the vacuum furnace, then, the electrode holder 1 and the flange cover 4 are connected through the cooperation of the connecting bolt 5 and the connecting nut 6, the sealing gasket 7 can increase the connection tightness between the electrode holder 1 and the flange cover 4, so as to realize the fixed installation of the main body 2, then, the heating unit 14 is controlled to operate to heat the materials in the vacuum furnace, meanwhile, the cooling liquid is introduced into the water cooling component, the cooling liquid enters the assembly groove 3 in the main body 2 through the water cooling component, the whole main body 2 is cooled, and the refrigeration cycle is realized, so that the main body 2 can be prevented from being overhigh in internal temperature along with the increase of the operation time, the connecting components are connected with the connecting bolt 5, the stability of the connecting bolt 5 can be increased, the whole main body 2 is cooled, and the use is safe, cooling efficiency is high advantage.

In the specific implementation process, further, one of the connecting components comprises: a spacer 8 and an insulating sleeve 9;

the gasket 8 is arranged on one side of the main body 2, the gasket 8 is made of copper materials, the tightness of connection between the flange cover 4 and the electrode holder 1 can be enhanced after the flange cover 4 and the electrode holder 1 pass through the connecting bolt 5 and the connecting nut 6, the insulating sleeve 9 is arranged at the connection position of the connecting bolt 5, the flange cover 4 and the electrode holder 1, and the insulating sleeve 9 is made of deformable materials, so that the connection strength between the connecting bolt 5 and the flange cover 4 as well as the electrode holder 1 can be enhanced;

it should be noted that, in the using process, the gasket 8 is made of an elastic material, and the gasket 8 is matched with the insulating sleeve 9 and the sealing gasket 7 to increase the overall sealing performance of the device, so that the main body 2 can be prevented from leaking in the operating process of the vacuum furnace.

In the specific implementation process, further, the water cooling assembly comprises: a connecting seat 10, a water inlet pipe 11, a water outlet pipe 12 and a cooling pipe 13;

the connecting seat 10 is arranged at one end of the main body 2, the water inlet pipe 11 is inserted at one side of the connecting seat 10, the water outlet pipe 12 is arranged at the bottom of the water outlet pipe 12, the cooling pipe 13 is arranged at the other end of the connecting seat 10, and the cooling pipe 13 is inserted into the assembling groove 3;

it should be noted that, connecting seat 10 is inside to be set to hollow, and inlet tube 11 one end is connected with water supply installation, can let in the coolant liquid after refrigerating to assembly groove 3 inside through the refrigeration water pipe, and then can cool down main part 2 wholly, and the coolant liquid after the absorption heat afterwards enters into inside connecting seat 10 to discharge through outlet pipe 12.

In the implementation, furthermore, a heating unit 14 is installed at one end of the main body 2.

In the specific implementation process, furthermore, the electrode holder 1, the main body 2, the flange cover 4 and the connecting seat 10 are made of high-temperature-resistant materials, so that the deformation of internal parts due to high temperature in the operation process of the vacuum furnace can be prevented.

In the specific implementation process, further, the interior of the connecting base 10 is hollow, and cooling water enters the interior of the assembling groove 3 through a cooling water pipe, and then can enter the interior of the connecting base 10 and finally is discharged through the water outlet pipe 12, so that a cooling cycle is formed.

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

Claims

1. A brazing water-cooling electrode device of a vacuum furnace comprises an electrode holder and is characterized in that a water-cooling structure is arranged at the top of the electrode holder;

2. The apparatus of claim 1, wherein one of the plurality of connecting members comprises: a gasket and an insulating sleeve;

3. The brazing water-cooled electrode device for the vacuum furnace as claimed in claim 1, wherein the water-cooled assembly comprises: the water cooling device comprises a connecting seat, a water inlet pipe, a water outlet pipe and a cooling pipe;

4. The device for brazing the water-cooled electrode in the vacuum furnace as claimed in claim 1, wherein a heating unit is installed at one end of the main body.

5. The brazing water-cooled electrode device for the vacuum furnace as claimed in claim 1, wherein the electrode holder, the main body, the flange cover and the connecting seat are made of high temperature resistant materials, so as to prevent internal parts of the vacuum furnace from deforming due to high temperature during operation.

6. The brazing water-cooled electrode device for the vacuum furnace is characterized in that the connecting seat is hollow, cooling water enters the assembling groove through the cooling water pipe and then can enter the connecting seat, and finally is discharged through the water outlet pipe to form a cooling cycle.