CN209655820U - It is a kind of for being heat-treated the displacement room of kiln - Google Patents

Abstract

The utility model discloses a kind of for being heat-treated the displacement room of kiln, including shell, shell is equipped with through the through channel of shell and runs through housing direction successively spaced apart more than two gate sealing devices along through channel, two gate sealing devices of arbitrary neighborhood and through channel surround a displacement chamber, gate sealing device includes flashboard, on shell and with communication port annular partition and for drive ram movement so that flashboard closed communication mouth or make flashboard open communication port opening and closing drive component, flashboard and/or annular partition are equipped with more than one elastic seal ring for gap between sealing damper and annular partition, there is annular air cavity inside elastic seal ring, annular air cavity is connected with a gas supply means of deflation.The utility model have many advantages, such as it is simple and compact for structure, occupy little space, be at low cost, reliability is high, it is easy to maintain, manufacture assembly and control be easy.

Description

It is a kind of for being heat-treated the displacement room of kiln

Technical field

The utility model relates to be heat-treated kiln technical field, and in particular to a kind of for being heat-treated the displacement room of kiln.

Background technique

The production of the materials such as electronic ceramics, power material is usually to complete sintering on the heat treatment kiln such as continous way kiln Technique can be usually equipped at the both ends of heat treatment kiln since these materials have harsh requirement to processing atmosphere concentration in furnace Room is replaced, to guarantee enough processing atmospheres in furnace.Therefore, the leakproofness for replacing room has to pass processing atmosphere concentration guarantee Important role, and to guarantee to replace the leakproofness of room, the sealing replaced at the gate of room is then the most important thing.

In the prior art, replacing the sealing at the gate of room is to compress sealing element (sealing strip) by holding device to realize Sealing, this mode needs pressing device sufficiently stable, generallys use multiple groups parallel cylinder arrangement form to multiple at gate Point is compressed, and to realize the sealing at displacement room gate, but structure is complicated, occupied space is big, at high cost, manufacture for this mode Assembly and control difficulty are big, and system stability is poor under high temperature with high dust operating condition for a long time, needs to be regularly maintained.

Utility model content

The technical problems to be solved in the utility model is to overcome the shortcomings of the prior art, and it is simply tight to provide a kind of structure It gathers, occupy little space, is at low cost, reliability is high, easy to maintain, manufacture assembly and control are readily for being heat-treated kiln Displacement room.

In order to solve the above technical problems, the utility model uses following technical scheme:

It is a kind of for being heat-treated the displacement room of kiln, including shell, it is logical that the shell is equipped with the perforation through the shell Road and along the through channel through housing direction successively spaced apart more than two gate sealing device, arbitrary neighborhood two Gate sealing device and through channel surround a displacement chamber, and the gate sealing device includes flashboard, is set on shell and has There is the annular partition of communication port and for driving ram movement so that flashboard is closed the communication port or made described in flashboard opening Between the opening and closing drive component of communication port, the flashboard and/or annular partition are equipped with being used between sealing damper and annular partition More than one elastic seal ring of gap, the elastic seal ring inside have annular air cavity, and the annular air cavity is put with a gas supply Device of air is connected.

As a further improvement of the above technical scheme:

The shell is equipped with when flashboard closes the communication port for stopping block of the flashboard far from annular partition.

The block is only equipped on the shell above and below communication port.

The block is in ring-like, and ring-like block is when stopping flashboard and the contact surface of flashboard is annular surface.

The opening and closing drive component includes the lifting actuator being mounted on shell, it is described lifting actuator driving end with Flashboard is connected and drives flashboard elevating movement so that flashboard closes the communication port or opens the communication port.

The lifting actuator is telescopic cylinder or telescopic oil cylinder or electric pushrod.

Several conveying roller sticks are installed in the through channel, several conveying roller sticks along through channel through housing direction according to Minor tick arrangement.

The annular partition is equipped with more than two elastic seal rings, and more than two elastic seal rings are by introversion It is successively arranged arrangement outside.

The gas supply means of deflation includes pressure gas source, and the pressure gas source passes through for blowdown piping and annular air cavity phase Even, described to be equipped with automatically controlled Air filling and discharging valves for blowdown piping.

The pressure-regulating valve being equipped with for blowdown piping for adjusting pressure in annular air cavity.

Compared with the prior art, the advantages of the utility model are: the displacement for being used to be heat-treated kiln of the utility model Room supplies means of deflation energy using the elastic seal ring with annular air cavity come the gap between sealing damper and annular partition Inflatable and deflatable to the annular air cavity of elastic seal ring, in inflation, elastic seal ring expands and swelling is in flashboard and annular partition Between, reliable sealing is formed, elastic seal ring is shunk when deflating, and flashboard is made not wear elastic packing when being opened and closed movement Circle.The displacement room does not need the complicated hold-down mechanism of setting, have it is simple and compact for structure, occupy little space, be at low cost, stabilization can The advantage that, manufacture assembly and control high, easy to maintain by property are easy.

Detailed description of the invention

Fig. 1 is the main cross section structure diagram for replacing room.

Fig. 2 is the broken section structural schematic diagram for replacing room in elastic seal ring inflation.

Fig. 3 is the broken section structural schematic diagram for replacing room when elastic seal ring is deflated.

Fig. 4 is the principle sketch for supplying means of deflation.

Marginal data:

1, shell；101, chamber is replaced；2, flashboard；3, annular partition；301, communication port；4, elastic seal ring；401, annular Air cavity；5, block；6, actuator is gone up and down；7, conveying roller stick；8, pressure gas source；9, for blowdown piping；10, automatically controlled Air filling and discharging valves； 11, pressure-regulating valve.

Specific embodiment

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

As shown in Figure 1 to Figure 3, the displacement room for being used to be heat-treated kiln of the present embodiment, including shell 1, shell 1 are equipped with and pass through It wears the through channel of shell 1 and runs through 1 direction of shell successively spaced apart more than two gate sealing devices along through channel, Two gate sealing devices of arbitrary neighborhood and through channel surround a displacement chamber 101, and gate sealing device includes flashboard 2, sets In the annular partition 3 on shell 1 and the opening and closing drive component on shell 1, annular partition 3 has communication port 301, and opening and closing is driven Dynamic component is for driving flashboard 2 to move so as to 2 closed communication mouth 301 of flashboard or flashboard 2 be made to open communication port 301, Ye Jikai Closing driving assembly can drive flashboard 2 to move between the position of closed communication mouth 301 and opening 301 position of communication port.Annular every Plate 3 is equipped with an elastic seal ring 4 for gap between sealing damper 2 and annular partition 3, has inside elastic seal ring 4 There is annular air cavity 401, annular air cavity 401 is connected with a gas supply means of deflation, and gas supply means of deflation can be to the ring of elastic seal ring 4 Shape air cavity 401 is inflatable and deflatable, inflation when elastic seal ring 4 expansion and swelling between flashboard 2 and annular partition 3 (referring to Fig. 2), reliable sealing is formed, elastic seal ring 4 shrinks (referring to Fig. 3) when deflating, and makes flashboard 2 will not when being opened and closed movement Wear elastic seal ring 4.The displacement room is using the elastic seal ring 4 with annular air cavity 401 come sealing damper 2 and annular partition Gap between 3 does not need the complicated hold-down mechanism of setting, have it is simple and compact for structure, occupy little space, be at low cost, is stable The advantage that high reliablity, easy to maintain, manufacture assembly and control are easy.

In the present embodiment, shell 1 is equipped in 2 closed communication mouth 301 of flashboard for stopping flashboard 2 far from annular partition 3 block 5.The block 5 stops flashboard 2 far from annular partition 3 in 2 closed communication mouth 301 of flashboard, namely plays prevention flashboard 2 effects deviated to the direction far from annular partition 3, on the one hand, in 4 inflation of elastic seal ring, can avoid because of flashboard 2 It moves and the gap between flashboard 2 and annular partition 3 is caused to increase, guarantee sealing reliability；On the other hand, annular partition 3 is not Offset, opening and closing drive component do not need to undertake biasing force and beat power, can avoid damage opening and closing drive component and influence opening and closing is driven The kinematic accuracy of dynamic component, can reduce the requirement to opening and closing drive component for another angle, be conducive to save cost.

In the present embodiment, block 5 is only equipped on shell 1 above and below communication port 301.Namely two blocks 5 divide Not from the upper and lower part of flashboard 2 stop flashboard 2, in the case where guaranteeing good limit effect, reduce block 5 quantity and Cost, and the space above and below communication port 301 is rationally utilized, the space of other component in through channel will not be occupied. In other embodiments, it is in ring-like for can also making block 5, and ring-like block 5 is ring with the contact surface of flashboard 2 when stopping flashboard 2 Shape face can play better blocking effect in this way, and the width of the annular gap between flashboard 2 and ring-like block 5 is made to keep equal It is even, it is conducive to improve leakproofness.

In the present embodiment, opening and closing drive component includes the lifting actuator 6 being mounted on shell 1, goes up and down the drive of actuator 6 Moved end is connected with flashboard 2 and drives 2 elevating movement of flashboard so that 2 closed communication mouth 301 of flashboard or opening communication port 301.Tool Body, flashboard 2 is placed exactly in the side of annular partition 3 and closes communication port 301 when lifting actuator 6 drives flashboard 2 to decline, Flashboard 2 is located at 301 top of communication port when lifting actuator 6 drives flashboard 2 to rise, and at this time opens communication port 301.The present embodiment In, lifting actuator 6 is telescopic cylinder or telescopic oil cylinder or electric pushrod.In other embodiments, lifting actuator 6 can also be adopted It is the actuator or driving mechanism of linear motion reciprocating motion form with other driving ends.

Several conveying roller sticks 7 are installed, several conveying roller sticks 7 run through along through channel in the present embodiment, in through channel 1 direction of shell successively arranged for interval.Corresponding each flashboard 2 just has the gap between two adjacent conveyor roller sticks 7 as the lock The avoiding space of 2 elevating movement of plate.The displacement room easily can dock to form continous way kiln with roller kilns.

The present embodiment is the setting elastic seal ring 4 on annular partition 3, and elastic seal ring 4 and its connection gas supply are deflated and filled It sets and is not moved with flashboard 2, conducive to the reliability for guaranteeing sealing, and reduce the setting difficulty of gas supply means of deflation, extend Supply the service life of means of deflation.In other embodiments, elastic seal ring 4 can also be only set on flashboard 2, or in ring Elastic seal ring 4 is all set on shape partition 3 and flashboard 2.

In the present embodiment, it is provided only with an elastic seal ring 4.In other embodiments, it can also be set on annular partition 3 There are two the above elastic seal ring 4, more than two elastic seal rings 4 are successively arranged arrangement from inside to outside, can be formed it is multi-sealed, It can be improved leakproofness.

In the present embodiment, as shown in figure 4, gas supply means of deflation includes pressure gas source 8, pressure gas source 8 is by for bleeder pipe Road 9 is connected with annular air cavity 401, is equipped with automatically controlled Air filling and discharging valves 10 for blowdown piping 9.It is controllable using automatically controlled Air filling and discharging valves 10 Annular air cavity 401 it is inflatable and deflatable, and automatically controlled Air filling and discharging valves 10 can be matched with electric control gear realize automation control.Above-mentioned pressure Strength source 8 can be air compressor machine or pressure cylinder, and automatically controlled Air filling and discharging valves 10 are using the triple valve acted by Electromagnetic Control spool Door, first valve port of three-way valve be connected to pressure gas source 8, and the second valve port is connected to annular air cavity 401, third valve port and Atmosphere outside connection.

In the present embodiment, it is equipped with the pressure-regulating valve 11 for adjusting pressure in annular air cavity 401 for blowdown piping 9, Convenient for observing and adjusting the pressure in control annular air cavity 401.

The displacement room of the present embodiment is provided only with two gate sealing devices, only has a displacement chamber 101 accordingly.At it Room also settable three or more gate sealing devices are replaced in his embodiment.

The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to Above-described embodiment.To those of ordinary skill in the art, gained under the premise of not departing from the utility model technical concept To modifications and variations also should be regarded as the protection scope of the utility model.

Claims (10)

1. a kind of for being heat-treated the displacement room of kiln, including shell (1), the shell (1) is equipped with through the shell (1) Through channel and along the through channel through shell (1) direction successively spaced apart more than two gate sealing device, appoint It anticipates two neighboring gate sealing device and through channel surrounds a displacement chamber (101), the gate sealing device includes flashboard (2), it is set on shell (1) and has the annular partition (3) of communication port (301) and for driving flashboard (2) to move so that flashboard (2) opening and closing drive component closed the communication port (301) or flashboard (2) is made to open the communication port (301), feature exist In: the flashboard (2) and/or annular partition (3) are equipped with and are used for one of gap between sealing damper (2) and annular partition (3) A above elastic seal ring (4), the elastic seal ring (4) is internal to have annular air cavity (401), the annular air cavity (401) It is connected with a gas supply means of deflation.

2. displacement room according to claim 1, it is characterised in that: the shell (1) be equipped with flashboard (2) closing described in For stopping the block (5) of flashboard (2) far from annular partition (3) when communication port (301).

3. displacement room according to claim 2, it is characterised in that: only in the top of communication port (301) on the shell (1) The block (5) are equipped with lower section.

4. displacement room according to claim 2, it is characterised in that: the block (5) is in ring-like, and ring-like block (5) In When stopping flashboard (2) and the contact surface of flashboard (2) is annular surface.

5. displacement room according to claim 1, it is characterised in that: the opening and closing drive component includes being mounted on shell (1) On lifting actuator (6), it is described lifting actuator (6) driving end be connected with flashboard (2) and drive flashboard (2) elevating movement So that flashboard (2) closes the communication port (301) or opens the communication port (301).

6. displacement room according to claim 5, it is characterised in that: the lifting actuator (6) is telescopic cylinder or stretches Oil cylinder or electric pushrod.

7. displacement room according to claim 1, it is characterised in that: be equipped with several conveying roller sticks in the through channel (7), several conveying roller sticks (7) run through shell (1) direction successively arranged for interval along through channel.

8. displacement room according to claim 1, it is characterised in that: the annular partition (3) is equipped with described in two or more Elastic seal ring (4), more than two elastic seal rings (4) are successively arranged arrangement from inside to outside.

9. displacement room according to any one of claim 1 to 8, it is characterised in that: the gas supply means of deflation includes pressure Strength source (8), the pressure gas source (8) are described for blowdown piping by being connected for blowdown piping (9) with annular air cavity (401) (9) automatically controlled Air filling and discharging valves (10) are equipped with.

10. displacement room according to claim 9, it is characterised in that: described to be equipped with for blowdown piping (9) for adjusting ring The pressure-regulating valve (11) of shape air cavity (401) interior pressure.