CN217844742U

CN217844742U - Vacuum brazing furnace door structure with good tightness

Info

Publication number: CN217844742U
Application number: CN202221442343.XU
Authority: CN
Inventors: 何基原
Original assignee: Nanjing Jina Welding Technology Co ltd
Current assignee: Nanjing Jina Welding Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-11-18
Anticipated expiration: 2032-06-07

Abstract

The utility model relates to a vacuum brazing stove technical field, and disclose a vacuum brazing stove furnace gate structure that compactness is good, including welding the stove furnace gate, weld the surface of stove furnace gate and seted up the draw-in groove, weld the inside of stove furnace gate and seted up the adjustment tank, the inside sliding connection of adjustment tank has the clamp plate, and the sealing ring has been cup jointed to the surface of clamp plate, and the rigid coupling of the surperficial center department of clamp plate has the slider, and the inside of slider is rotated and is connected with the commentaries on classics board, and the rigid coupling of the surperficial center department of commentaries on classics board has the bolt, and the surface of bolt rotates and connects the inside of welding the stove furnace gate. This application is through setting up the clamp plate, when rotating the bolt, makes the surface of sealing ring tightly support and leans on the snap ring surface at furnace body door frame rigid coupling, has strengthened the leakproofness of welding between stove furnace gate and the furnace body, and through the installation disappointing pipe, when to opening, can follow the release of disappointing pipe to the inside atmospheric pressure of furnace body, is convenient for open welding the stove furnace gate, has strengthened the practicality.

Description

Vacuum brazing furnace door structure with good tightness

Technical Field

The application relates to the technical field of vacuum brazing furnaces, in particular to a furnace door structure of a vacuum brazing furnace with good tightness.

Background

Compared with the traditional induction brazing, the vacuum brazing is more suitable for the production of products with high brazing quality requirements and easily oxidized brazing materials, and the requirement on the reliability of the furnace door pressing device is very strict in order to ensure the sealing in the furnace body of the vacuum brazing furnace.

Through retrieval, chinese patent with grant number CN212512482U discloses a vacuum brazing furnace technical field, and discloses a vacuum brazing furnace gate closing device, including the furnace body, one side fixed mounting of furnace body front side has the extension board, the upper and lower side of extension board front side is fixed the cup joint respectively on the both ends of auxiliary rod through the support, the upper and lower side of auxiliary rod all activity cup joints the connecting plate, one side fixed mounting of connecting plate has the furnace gate, one side fixed mounting of furnace gate front side has the handle. This vacuum brazing furnace gate closing device, the operation through the motor can drive the rotation of commentaries on classics board, utilize shifting chute and movable block to be connected with the commentaries on classics board through the pendulum board again, be convenient for drive the pendulum board along the axial external rotation with leg joint, utilize two connecting plates and auxiliary rod swing joint through the furnace gate, be convenient for can drive the furnace gate when the pendulum board swings along the external rotation with the auxiliary rod junction, be convenient for open the furnace gate automatically, made things convenient for staff's use.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: this vacuum brazing furnace gate can produce vibrations when using, so be used for the sealing washer of sealed cup joint to appear the gap easily, lead to the leakproofness not good to when opening the furnace gate, the inside encapsulated situation that is of vacuum brazing furnace, because atmospheric pressure, hardly open the vacuum brazing furnace gate in the twinkling of an eye, if force open fast can cause the damage to the inside spare part of vacuum brazing furnace.

SUMMERY OF THE UTILITY MODEL

The application aims to solve the problems that in the prior art, the sealing performance of a vacuum brazing furnace door is not good enough, and the furnace door is not easy to open instantly, and the furnace door structure of the vacuum brazing furnace is good in tightness.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides a vacuum brazing furnace gate structure that compactness is good, including welding the furnace gate, weld the surface of furnace gate and seted up the draw-in groove, the adjustment tank has been seted up to the inside of welding the furnace gate, the inside sliding connection of adjustment tank has the clamp plate, the sealing ring has been cup jointed to the surface of clamp plate, the rigid coupling of surface center department of clamp plate has the slider, the inside rotation of slider is connected with the commentaries on classics board, the rigid coupling of surface center department of commentaries on classics board has the bolt, the surface of bolt rotates the inside of connecting at welding the furnace gate, through setting up the clamp plate, when carrying out the pivoted to the bolt, the clamp plate can slide in the inside of adjustment tank, the sealing washer that supports at the sealing ring surface simultaneously can be propped greatly, make the surface of sealing ring tightly support at the snap ring surface of furnace door frame rigid coupling, the leakproofness between welding furnace gate and the furnace body has been strengthened.

Preferably, the surface of the furnace door of the welding furnace is provided with a threaded hole matched with the size of the bolt, the outer surface of the bolt is in threaded connection with the inside of the threaded hole, and the sliding block can be driven to slide in the adjusting groove through the rotation of the bolt.

Preferably, the sliding block is square, the pressing plate is in a round table shape, and the pressing plate can be prevented from rotating in the adjusting groove by the sliding block.

Preferably, the inner wall rigid coupling of draw-in groove has sealed the pad, and the surface sliding connection of sealing ring is in the inside of welding the stove furnace gate, and the surface of sealing ring extends to the inside of draw-in groove, and the door frame department rigid coupling of furnace body have with the big or small assorted snap ring of draw-in groove, can strengthen the leakproofness of welding between stove furnace gate and the furnace body door frame.

Preferably, the surface rigid coupling that welds the stove furnace gate has the hand (hold), the inside sliding connection that welds the stove furnace gate has the pull rod, the terminal rigid coupling of pull rod has the arm-tie, the side rigid coupling of pull rod has the pinion rack, the surface meshing of pinion rack is connected with the gear, the inside center department of gear runs through the rigid coupling has the bull stick, the surface rigid coupling of bull stick has the reel, the copper wire has been cup jointed on the surface of reel, the inside fixed mounting who welds the stove furnace gate has the fixed pulley, the terminal rigid coupling of copper wire has the closing plate, the surface equidistance rigid coupling of closing plate has the stopper, the side fixed mounting of stopper has the spring, the surface ann of welding the stove furnace gate runs through the rigid coupling has the disappointing pipe, through the installation disappointing pipe, when opening, the surface at the hand can be held to the arm-tie, and stimulate, make the closing plate follow the inside roll-off of disappointing pipe, make the inside atmospheric pressure of furnace body can release from disappointing pipe, be convenient for opening the stove furnace gate, the practicality has been strengthened.

Preferably, the outer surface of the steel wire is movably connected to the surface of the fixed pulley, two ends of the rotating rod are fixedly connected to the inside of a welding furnace door through bearings, and the steel wire can be pulled through the rotation of the rotating rod.

Preferably, the surface sliding connection of closing plate is in the inside of disappointing the pipe, and the one end of closing plate supports and leans on the inner wall at disappointing the pipe, and the surface rigid coupling of closing plate has sealed the pad, through setting up the closing plate, can seal disappointing the pipe.

Compared with the prior art, the application provides a vacuum brazing furnace gate structure that compactness is good, possesses following beneficial effect:

1. this vacuum brazing furnace gate structure that compactness is good through setting up the clamp plate, when rotating the bolt, the clamp plate can slide in the inside of adjustment tank, and the sealing washer that leans on simultaneously to lean on the sealing ring surface can be propped up greatly, makes the surface of sealing ring tightly lean on the snap ring surface of furnace body door frame rigid coupling, has strengthened the leakproofness between welding furnace gate and the furnace body.

2. This vacuum brazing furnace gate structure that compactness is good through the installation disappointing pipe, when to opening, the hand can be held on the surface of hand (hold) to stimulate the pull plate, make the inside roll-off of closing plate from disappointing pipe, make the inside atmospheric pressure of furnace body can follow the release of disappointing pipe, be convenient for open the welding furnace gate, strengthened the practicality.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, this application is through setting up the clamp plate, when rotating the bolt, makes the surface of sealing ring tightly support and leans on the snap ring surface at furnace body door frame rigid coupling, has strengthened the leakproofness of welding between stove furnace gate and the furnace body, through the installation disappointing pipe, when opening, can follow the release of disappointing pipe to the inside atmospheric pressure of furnace body, is convenient for open welding the stove furnace gate, has strengthened the practicality.

Drawings

FIG. 1 is a schematic structural diagram of a furnace door structure of a vacuum brazing furnace with good tightness, which is proposed by the present application;

FIG. 2 is a sectional view of the furnace door structure of the vacuum brazing furnace proposed by the present application;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

In the figure: 1. welding a furnace door; 2. a card slot; 3. an adjustment groove; 4. pressing a plate; 5. a seal ring; 6. a slider; 7. rotating the plate; 8. a bolt; 9. a handle; 10. pulling a plate; 11. a pull rod; 12. a toothed plate; 13. a rotating rod; 14. a winding wheel; 15. a gear; 16. a steel wire; 17. a fixed pulley; 18. a sealing plate; 19. a limiting block; 20. a spring; 21. and an air leakage pipe.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Embodiment 1 is as shown in fig. 1-2, a vacuum brazing furnace gate structure that compactness is good, including welding furnace gate 1, weld the surface of furnace gate 1 and seted up draw-in groove 2, the door frame department rigid coupling of furnace body has and welds 2 size assorted snap rings of draw-in grooves, the inside of welding furnace gate 1 has seted up adjustment tank 3, the inside sliding connection of adjustment tank 3 has clamp plate 4, clamp plate 4 is the round platform shape, seal ring 5 has been cup jointed to the surface of clamp plate 4, the inner wall rigid coupling of draw-in groove 2 has sealed the pad, the surface sliding connection of seal ring 5 is in the inside of welding furnace gate 1, and the surface of seal ring 5 extends to the inside of draw-in groove 2, can adjust the bore of seal ring 5 through sliding clamp plate 4.

The rigid coupling of the surperficial center department of clamp plate 4 has slider 6, slider 6 is square, the inside rotation of slider 6 is connected with changes board 7, the rigid coupling of the surperficial center department of changeing board 7 has bolt 8, the surface rotation of bolt 8 is connected in the inside of welding stove furnace gate 1, the surface of welding stove furnace gate 1 seted up with bolt 8 size assorted screw hole, and the surface threaded connection of bolt 8 is in the inside of screw hole, through rotating bolt 8, can slide clamp plate 4.

Embodiment 2 is based on embodiment 1, as shown in fig. 1 to 4, a handle 9 is fixedly connected to an outer surface of a furnace door 1 of a welding furnace, a pull rod 11 is slidably connected to an interior of the furnace door 1 of the welding furnace, a pull plate 10 is fixedly connected to an end of the pull rod 11, a toothed plate 12 is fixedly connected to a side surface of the pull rod 11, a gear 15 is engaged and connected to a surface of the toothed plate 12, a rotating rod 13 is fixedly connected to an inner center of the gear 15, two ends of the rotating rod 13 are fixedly connected to the interior of the furnace door 1 of the welding furnace through bearings, a winding wheel 14 is fixedly connected to an outer surface of the rotating rod 13, a steel wire 16 is sleeved on a surface of the winding wheel 14, a fixed pulley 17 is fixedly installed inside the furnace door 1 of the welding furnace, an outer surface of the steel wire 16 is movably connected to a surface of the fixed pulley 17, and the fixed pulley 17 can be wound up by pulling the pull plate 10.

The terminal rigid coupling of copper wire 16 has closing plate 18, the surface rigid coupling of closing plate 18 has sealed the pad, the surface equidistance rigid coupling of closing plate 18 has stopper 19, the side fixed mounting of stopper 19 has spring 20, the rigid coupling has run through on the surface ann of welding furnace gate 1 and loses heart pipe 21, the surface sliding connection of closing plate 18 is in the inside of losing heart pipe 21, and the one end of closing plate 18 supports the inner wall that leans on at losing heart pipe 21, through installing losing heart pipe 21, when to opening, the hand can be held on the surface of hand (hold) 9, and pull arm-tie 10, make closing plate 18 follow losing heart pipe 21's inside roll-off, make the inside atmospheric pressure of furnace body can follow losing heart pipe 21 and release, be convenient for open welding furnace gate 1.

The working principle is that when the welding furnace door 1 is closed on the surface of the furnace body, the clamping ring on the surface of the furnace body is connected inside the clamping groove 2, the rotating plate 7 rotates inside the sliding block 6 by rotating the bolt 8, the sliding block 6 and the pressing plate 4 are pushed to slide by the rotating plate 7, at the moment, the outer surface of the pressing plate 4 is tightly abutted against the surface of the sealing ring 5, the vertical drop of the sealing ring 5 is forced to be enlarged, the surface of the sealing ring 5 is tightly abutted against the outer surface of the clamping ring, by arranging the pressing plate 4, when the bolt 8 rotates, the pressing plate 4 can slide inside the adjusting groove 3, the sealing ring abutted against the outer surface of the sealing ring 5 is expanded, the surface of the sealing ring 5 is tightly abutted against the surface of the clamping ring fixedly connected with the door frame of the furnace body, the sealing performance between the welding furnace door 1 and the furnace body is enhanced, and when the welding furnace door 1 is opened, the hand can be held on the surface of hand (hold) 9 and arm-tie 10, through holding tightly, make arm-tie 10 drive pull rod 11 slide, pinion rack 12 drives gear 15 anticlockwise rotation this moment, and reel 14 rolls up copper wire 16, sealing plate 18 gradually roll-off from the inside of snuffle 21 simultaneously, the inside of furnace body is linked together the back through snuffle 21 with the external world and directly will weld stove furnace gate 1 and open, when arm-tie 10 is not stressed, because spring 20's elasticity, make sealing plate 18 get back to the normal position, snuffle 21 is encapsulated situation, through installation snuffle 21, when opening, the hand can be held on the surface of hand (hold) 9, and pull arm-tie 10, make sealing plate 18 follow the inside roll-off of snuffle 21, make the inside atmospheric pressure of furnace body can release from snuffle 21, be convenient for opening welding stove furnace gate 1, and the practicality has been strengthened.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present application, and equivalent alternatives or modifications according to the technical solutions and the application concepts of the present application, which are within the technical scope of the present application.

Claims

1. The utility model provides a vacuum brazing furnace gate structure that compactness is good, including welding furnace gate (1), a serial communication port, draw-in groove (2) have been seted up on the surface of welding furnace gate (1), adjustment tank (3) have been seted up to the inside of welding furnace gate (1), the inside sliding connection of adjustment tank (3) has clamp plate (4), sealing ring (5) have been cup jointed to the surface of clamp plate (4), the central rigid coupling of locating of the surface of clamp plate (4) has slider (6), the internal rotation of slider (6) is connected with commentaries on classics board (7), the central rigid coupling of locating of the surface of commentaries on classics board (7) has bolt (8), the surface rotation of bolt (8) is connected in the inside of welding furnace gate (1).

2. The furnace door structure of the vacuum brazing furnace with good tightness according to claim 1, wherein a threaded hole matched with the bolt (8) in size is formed in the surface of the furnace door (1), and the outer surface of the bolt (8) is in threaded connection with the inside of the threaded hole.

3. The furnace door structure of the vacuum brazing furnace with good tightness according to claim 1, wherein the sliding block (6) is square, and the pressing plate (4) is round table-shaped.

4. The furnace door structure of the vacuum brazing furnace with good tightness according to claim 1, wherein a sealing gasket is fixedly connected to the inner wall of the clamping groove (2), the outer surface of the sealing ring (5) is slidably connected to the inside of the furnace door (1) of the brazing furnace, the surface of the sealing ring (5) extends to the inside of the clamping groove (2), and a clamping ring matched with the clamping groove (2) in size is fixedly connected to a door frame of the furnace body.

5. The vacuum brazing furnace door structure with good compactness according to claim 1, characterized in that, the outer surface rigid coupling of brazing furnace door (1) has hand (9), the inside sliding connection of brazing furnace door (1) has pull rod (11), the terminal rigid coupling of pull rod (11) has arm-tie (10), the side rigid coupling of pull rod (11) has pinion rack (12), the surface meshing of pinion rack (12) is connected with gear (15), the inside center department of gear (15) runs through the rigid coupling has bull stick (13), the surface rigid coupling of bull stick (13) has reel (14), the surface of reel (14) has cup jointed copper wire (16), the inside fixed mounting of brazing furnace door (1) has fixed pulley (17), the terminal rigid coupling of copper wire (16) has closing plate (18), the equidistance rigid coupling of outer surface of closing plate (18) has stopper (19), the side fixed mounting of stopper (19) has spring (20), the surface ann of brazing furnace door (1) runs through rigid coupling has disappointing pipe (21).

6. The furnace door structure of the vacuum brazing furnace with good tightness according to the claim 5, characterized in that the outer surface of the steel wire (16) is movably connected to the surface of the fixed pulley (17), and the two ends of the rotating rod (13) are fixedly connected to the inside of the furnace door (1) of the brazing furnace through bearings.

7. The furnace door structure of the vacuum brazing furnace with good tightness according to claim 5, wherein the outer surface of the sealing plate (18) is slidably connected to the inside of the air release pipe (21), one end of the sealing plate (18) abuts against the inner wall of the air release pipe (21), and a sealing gasket is fixedly connected to the outer surface of the sealing plate (18).