CN207649350U - A kind of vacuum sintering furnace - Google Patents
A kind of vacuum sintering furnace Download PDFInfo
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- CN207649350U CN207649350U CN201721655360.0U CN201721655360U CN207649350U CN 207649350 U CN207649350 U CN 207649350U CN 201721655360 U CN201721655360 U CN 201721655360U CN 207649350 U CN207649350 U CN 207649350U
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- water
- cooled jacket
- room
- vacuum sintering
- sintering furnace
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Abstract
The utility model is related to powder sintered devices,Disclose a kind of vacuum sintering furnace,The water-cooled jacket internal cause heating for solving existing vacuum sintering furnace is precipitated and the gas collection of local high-temperature evaporation is in water inlet pipe nozzle,So that the direct impact air space of the cooling water entered generates noise,Its key points of the technical solution are that a kind of vacuum sintering furnace,Including the agglomerating chamber in furnace shell and furnace shell,It is cased with induction coil and water-cooled jacket successively outward on the outside of agglomerating chamber,The bottom of water-cooled jacket vertical direction is inserted with partition board,It is divided into the upstream room and downstream room positioned at partition board both sides inside water-cooled jacket,Upstream room is connected to the upper end of downstream room,The lower end of upstream room and downstream room is connected separately with water inlet pipe and outlet pipe,Upstream room and downstream room upper end connectivity part are connected with exhaust pipe,Air bleeding valve and observation panel are installed on exhaust pipe,Reach and water-cooled jacket and water inlet pipe is avoided to generate noise.
Description
Technical field
The utility model is related to powder sintered device, more particularly to a kind of vacuum sintering furnace.
Background technology
Such as a kind of Chinese patent " ball milling formula vacuum sintering furnace " of Publication No. CN204128361U, it discloses one kind
Vacuum sintering furnace, including a furnace tube, furnace tube are equipped with stove seat and bell, and stove seat is installed on ground, is pacified by bearing in furnace tube
Dress water-cooled jacket, water-cooled jacket is interior to install induction coil, and bushing is housed in induction coil, is equipped on bushing and keeps the temperature bottom and insulation cover, together
When water-cooled jacket on be connected with water inlet pipe and outlet pipe, water inlet pipe is connected to the upper end in water-cooled jacket direction perpendicular to the ground, and outlet pipe connects
It is connected on the lower end in water-cooled jacket direction perpendicular to the ground.
Disadvantage is that temperature due to heat exchange of the water in water-cooled jacket increases, its interior gas solubility is reduced and is precipitated
And water in heat exchange the localized hyperthermia that transmits and vaporize so that bubble is generated in water-cooled jacket, bubble rising collects in water inlet pipe
Nozzle at, the direct impact air space of the gone out cooling water of water inlet pipe generates noise.
Utility model content
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of vacuum sintering furnace, can avoid water cooling
Noise is generated in set and water inlet pipe.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of vacuum sintering furnace, including the agglomerating chamber in furnace shell and furnace shell, the agglomerating chamber outside cover thoughts successively outward
Coil and water-cooled jacket, the bottom of the water-cooled jacket vertical direction is answered to be inserted with partition board, be divided into inside the water-cooled jacket positioned at partition board two
The upstream room and downstream room of side, the upstream room are connected to the upper end of downstream room, the lower end difference of the upstream room and downstream room
It is connected with water inlet pipe and outlet pipe, the upstream room and downstream room upper end connectivity part are connected with exhaust pipe, pacify on the exhaust pipe
Equipped with air bleeding valve and observation panel.
By using above-mentioned technical proposal, from the bottom of upstream room, cooling water flows up, and flows into downstream room and from its bottom
Portion is discharged, and exchanges heat in the process, while in the form of bubbles by the gas of heating precipitation and localized hyperthermia's vaporization generation
Rise, collect in the upper end of upstream room and downstream room, level condition in exhaust pipe is observed by observation panel, when liquid level is close to observation
When the lower end of mouth, it is dirty from flow chamber inflow in water-cooled jacket upper space influence cooling water that opening air bleeding valve deflation avoids gas from occupying
Indoor speed avoids the direct impact air space of cooling water that water inlet pipe is pumped into and generates noise.
Preferably, the partition board is ceramic wafer, interior to carry insulation chambers.
By using above-mentioned technical proposal, partition board has preferable heat insulation, avoids water inlet pipe, outlet pipe and water-cooled jacket
Cooling water direct heat-exchange at the nozzle of connection leads to enter the cooling water initial temperature in water-cooled jacket and increases, reduces heat exchange effect
Fruit.
Preferably, inside the water-cooled jacket adsorption plate is fixed in the upper end of vertical direction.
By using above-mentioned technical proposal, the form attached water for the gas meeting bubble that heating is precipitated and localized hyperthermia generates
Cold set internal ring wall is moved up along wall surface with flow flowing or buoyancy, is moved in straight water-cooled jacket towards on the wall surface of external annulus
Portion is adsorbed or is stopped by adsorption plate in the upper end of vertical direction, prevents cooling water input water-cooled jacket when cataclysm due to amount of cooling water demand
Interior liquid fluctuating generates noise.
Preferably, the adsorption plate is porous material, towards the nozzle of one side and exhaust pipe on the outside of water-cooled jacket
Alignment.
By using above-mentioned technical proposal, adsorption plate, using physical method, uses the longevity in being adsorbed on bubble by hole
Order it is poor, without frequently replace.
Preferably, one end far from water-cooled jacket of the water inlet pipe connects feed pipe, with the amount of having on the feed pipe
Subring.
By using above-mentioned technical proposal, the activity that Quantum Rings increase cooling water makes it to the molten of calcium ions and magnesium ions and gas
Xie Du increases, and reduces water-cooled jacket inner wall and adsorption plate, baffle surface fouling, also reduces gas evolution, reduces bleeding
Frequency.
Preferably, one end far from water-cooled jacket of the water inlet pipe connects feed pipe, the feed pipe include supervisor and
Bypass bypasses and is equipped with metering pump and connect scale remover tank with metering pump.
By using above-mentioned technical proposal, metering pump can accurately measure scale remover and be mixed for the cooling water in supervisor
The inside of water-cooled jacket is cleaned, it is more efficient with existing high pressure water flow flush clean.
Preferably, one end far from water-cooled jacket of the water inlet pipe connects feed pipe, the feed pipe include supervisor and
It bypasses, Quantum Rings is installed on the supervisor, the bypass is equipped with metering pump and connect scale remover tank, the quantum with metering pump
Ring and metering parallel connection of pumps.
By using above-mentioned technical proposal, Quantum Rings are used together the ant-scaling and good antiscale property for improving water-cooled jacket with scale remover
Effect, while Quantum Rings and metering parallel connection of pumps, avoid scale remover from damaging Quantum Rings.
Preferably, the exhaust pipe is vertically arranged, and is equipped with liquid level detector thereon, and the air bleeding valve is pneumatic operated valve
And it is mutually coupled with liquid level detector.
By using above-mentioned technical proposal, the switch of automation control air bleeding valve reduces artificial and avoids looking up observation
The trouble that mouth or personnel walk up and down, and retain observation panel as spare.
In conclusion the utility model has the advantages that：
1. the gas collection that heating is precipitated in cooling water heat transfer process and localized hyperthermia's vaporization generates is in upstream room under
The upper end of flow chamber, is discharged by exhaust pipe, and cooling water is pumped into from the bottom of upstream room, and overflow enters downstream room and arranged from its bottom
Go out, be normally carried out heat exchange, while the direct impact air space of the higher cooling water of flow velocity being avoided to generate noise；
2. installing Quantum Rings, metering pump and scale remover tank, the ant-scaling and good antiscale property effect of water-cooled jacket are improved.
Description of the drawings
Fig. 1 is the structural schematic diagram one of vacuum sintering furnace；
Fig. 2 is the sectional view that vacuum sintering furnace shows internal structure；
Fig. 3 is the sectional view of water-cooled jacket；
Fig. 4 is the structural schematic diagram two of vacuum sintering furnace.
Description of the drawings：1, furnace bottom；2, furnace shell；21, fire door；3, bell；4, bushing；41, agglomerating chamber；5, thermal insulation board；6, feel
Answer coil；7, water-cooled jacket；71, internal ring wall；72, external annulus；73, adsorption plate；74, partition board；741, insulation chambers；75, upstream room；
76, downstream room；77, exhaust pipe；771, observation panel；772, air bleeding valve；773, liquid level detector；78, water inlet pipe；79, outlet pipe；
8, feed pipe；81, it is responsible for；82, it bypasses；83, Quantum Rings；84, scale remover tank；85, metering pump.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Fig. 1, a kind of vacuum sintering furnace, including furnace shell 2 and furnace bottom, furnace bottom are installed on bottom surface, for setting up
Fixed furnace shell 2.The approximate horizontal tank body of furnace shell 2 global shape comprising the furnace shell 2 of bell 3 and tubular, furnace shell 2 it is vertical its
The side of length direction is provided with circular fire door 21, and the lid of bell 3 closes on fire door 21.
As shown in Fig. 2,2 inside of furnace shell is equipped with thermal insulation board 5 close to the bottom surface of 2 length direction of vertical furnace shell.Thermal insulation board
5 is rounded, towards the side of fire door 21 on be fixed with the bushing 4 coaxial with thermal insulation board 5.Bushing 4 and thermal insulation board 5 surround bushing
Agglomerating chamber 41 in 4.It is cased with induction coil 6 and water-cooled jacket 7 successively outward in 4 outside of bushing simultaneously.7 inner hollow of water-cooled jacket,
Including internal ring wall 71 and external annulus 72, water-cooled jacket 7 be internally located at vertical direction upper and lower side be respectively fixed with adsorption plate 73 and every
Plate 74, adsorption plate 73, partition board 74 are equal with the inner length of water-cooled jacket 7.
As shown in Fig. 3, closed insulation chambers 741 are carried in partition board 74.Adsorption plate 73 is porous material, such as porous ceramics
Deng.The inner space of water-cooled jacket 7 is separated into upstream room 75 and downstream room 76 by adsorption plate 73, partition board 74, upstream room 75 and is flowed down
The porosity communication that room 76 passes through adsorption plate 73.Positioned at the upstream room 75 of 74 both sides of partition board and 76 lower end of downstream room be connected separately with into
Water pipe 78 and outlet pipe 79.Water inlet pipe 78 can be pumped into cooling water into water-cooled jacket 7, and outlet pipe 79 is for cooling water in water-cooled jacket 7
Discharge.The external annulus 72 of water-cooled jacket 7 is connected with exhaust pipe 77 in the top of adsorption plate 73 simultaneously, and exhaust is equipped on exhaust pipe 77
Valve 772 and observation panel 771 (referring to attached drawing 1).Air bleeding valve 772 is pneumatic operated valve, while liquid level detector 773 is provided in impenetrating mouth
And air bleeding valve 772 and liquid level detector 773.
As shown in Fig. 4, the one end of water inlet pipe 78 far from water-cooled jacket 7 connects feed pipe 8, and feed pipe 8 includes 81 Hes of supervisor
Bypass 82 is responsible on 81 and installs Quantum Rings 83, and bypass 82 is equipped with metering pump 85 and connect scale remover tank 84 with metering pump 85, measures
Subring 83 is in parallel with metering pump 85.
The course of work of the utility model：
From the bottom of upstream room 75, cooling water flows up, and flows into downstream room 76 and is discharged from its bottom, in the process
It exchanges heat, while the gas generated by heating precipitation and localized hyperthermia's vaporization rises in the form of bubbles, collects in upstream room
75 and downstream room 76 upper end, by observation panel 771 observe exhaust pipe 77 in level condition, when liquid level is close to observation panel 771
It when lower end, opens air bleeding valve 772 and deflates, avoiding gas from occupying 7 upper space of water-cooled jacket influences in cooling water under flow chamber inflow
Speed in flow chamber 76, while avoiding the direct impact air space of cooling water that water inlet pipe 78 is pumped into and generating noise.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. the agglomerating chamber (41) in a kind of vacuum sintering furnace, including furnace shell (2) and furnace shell (2), the agglomerating chamber (41) is lateral outside
Be cased with induction coil (6) and water-cooled jacket (7) successively outside, which is characterized in that the bottom of water-cooled jacket (7) vertical direction be inserted with every
Plate (74), the internal upstream room (75) and downstream room (76) being divided into positioned at partition board (74) both sides of the water-cooled jacket (7), the upstream
Room (75) is connected to the upper end of downstream room (76), and the lower end of the upstream room (75) and downstream room (76) is connected separately with water inlet pipe
(78) and outlet pipe (79), the upstream room (75) and downstream room (76) upper end connectivity part are connected with exhaust pipe (77), the row
Air bleeding valve (772) and observation panel (771) are installed on tracheae (77).
2. a kind of vacuum sintering furnace according to claim 1, which is characterized in that the partition board (74) is ceramic wafer, in
With insulation chambers (741).
3. a kind of vacuum sintering furnace according to claim 1, which is characterized in that the water-cooled jacket (7) is internal in vertical side
To upper end be fixed with adsorption plate (73).
4. a kind of vacuum sintering furnace according to claim 3, which is characterized in that the adsorption plate (73) is porous material,
It is aligned towards the one side on the outside of water-cooled jacket (7) with the nozzle of exhaust pipe (77).
5. a kind of vacuum sintering furnace according to claim 3, which is characterized in that the water inlet pipe (78) is far from water-cooled jacket
(7) one end connection feed pipe (8), with there is Quantum Rings (83) on the feed pipe (8).
6. a kind of vacuum sintering furnace according to claim 3, which is characterized in that the water inlet pipe (78) is far from water-cooled jacket
(7) one end connection feed pipe (8), the feed pipe (8) are equipped with metering pump (85) and connect scale remover with metering pump (85)
Tank (84).
7. a kind of vacuum sintering furnace according to claim 3, which is characterized in that the water inlet pipe (78) is far from water-cooled jacket
(7) one end connection feed pipe (8), the feed pipe (8) include supervisor (81) and bypass (82), are installed on the supervisor (81)
Quantum Rings (83), the bypass (82) are equipped with metering pump (85) and connect scale remover tank (84), the amount with metering pump (85)
Subring (83) is in parallel with metering pump (85).
8. a kind of vacuum sintering furnace according to claim 1, which is characterized in that the exhaust pipe (77) is vertically arranged,
On liquid level detector (773) is installed, the air bleeding valve (772) is pneumatic operated valve and is mutually coupled with liquid level detector (773).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721655360.0U CN207649350U (en) | 2017-12-01 | 2017-12-01 | A kind of vacuum sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721655360.0U CN207649350U (en) | 2017-12-01 | 2017-12-01 | A kind of vacuum sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207649350U true CN207649350U (en) | 2018-07-24 |
Family
ID=62882893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721655360.0U Active CN207649350U (en) | 2017-12-01 | 2017-12-01 | A kind of vacuum sintering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207649350U (en) |
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2017
- 2017-12-01 CN CN201721655360.0U patent/CN207649350U/en active Active
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