CN214307952U - Tray type metal powder drying machine - Google Patents
Tray type metal powder drying machine Download PDFInfo
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- CN214307952U CN214307952U CN202120455143.7U CN202120455143U CN214307952U CN 214307952 U CN214307952 U CN 214307952U CN 202120455143 U CN202120455143 U CN 202120455143U CN 214307952 U CN214307952 U CN 214307952U
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Abstract
The utility model belongs to the technical field of metal powder processing production devices, in particular to a tray type metal powder drying machine, which comprises a drying chamber, wherein the drying chamber is divided into a plurality of layers of drying spaces by a hollow clapboard, each layer of drying space is internally provided with a tray, a plurality of through holes are densely distributed on the tray, and the upper surface of the tray is provided with breathable filter paper; a plurality of air blowing holes are densely distributed on the upper surface of the hollow partition plate, and an air inlet on the hollow partition plate is connected with an air outlet of a hot air device through a pipeline; and a plurality of exhaust holes are formed in the side wall of each layer of drying space above the tray. The desiccator separate into multilayer drying space in with the drying chamber through the cavity baffle, utilize the cavity baffle upwards to blow, make hot-blast from the bottom up pass the through-hole on the tray to carry out even rapid draing to the powder of its the inside.
Description
Technical Field
The utility model belongs to the technical field of metal powder processing apparatus for producing, concretely relates to tray formula metal powder desiccator.
Background
In the process of processing and producing the silver powder, the silver powder raw material with higher water content needs to be dried, and a tray type dryer is generally utilized to dry the silver powder raw material in the production process. Tray formula desiccator among the prior art generally sets up the multilayer tray in the drying chamber, and the tray both sides set up respectively and blow mouthful and air outlet, during the use, evenly paves the powder on the tray, then the hot-blast air that blows out of mouthful blowing just can blow over the tray to carry out the drying to the powder of its the inside.
However, during the actual processing operations we have found that the prior art tray dryers suffer from the following disadvantages when used: (1) most tray type drying machines in the prior art adopt a side blowing drying mode to dry powder, and because the powder has a certain thickness in a tray, only the powder at the uppermost layer can be directly contacted with hot air during drying, so that the powder at the uppermost layer is firstly dried to form a film, and moisture in the powder at the lower layer is difficult to dry and volatilize, thereby affecting the drying efficiency and the drying effect of the powder and affecting the product quality; (2) the hot air discharged from the drying chamber has higher temperature and contains a large amount of waste heat, the waste of the waste heat can be caused by direct discharge, and the requirement of modern green energy-saving production is not met.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that exists among the above-mentioned prior art, the utility model provides a tray formula metal powder desiccator, the desiccator separate into multilayer drying space in with the drying chamber through the cavity baffle, utilize the cavity baffle upwards to blow, make hot-blast from the bottom up pass the through-hole on the tray to carry out even rapid draing to the powder of its the inside.
The technical scheme of the utility model is realized like this:
a tray type metal powder drying machine comprises a drying chamber, wherein the drying chamber is divided into a plurality of layers of drying spaces by hollow partition plates, a tray is arranged in each layer of drying space, a plurality of through holes are densely distributed in each tray, and air-permeable filter paper is arranged on the upper surface of each tray; a plurality of air blowing holes are densely distributed on the upper surface of the hollow partition plate, and an air inlet on the side surface of the hollow partition plate is connected with an air outlet of a hot air device through a pipeline; and a plurality of exhaust holes are formed in the side wall of each layer of drying space above the tray.
Tray formula metal powder desiccator when using, at first place air permeable filter paper on the tray (air permeable filter paper can prevent on the one hand that the powder from leaking from the through-hole of tray, on the other hand can also guarantee hot-blast passing), then evenly lay the higher powder of water content on the air permeable filter paper on the tray, then in the hot-blast high-pressure hot-blast entering cavity baffle that blows off in the hot-blast device, then upwards blow off from a plurality of gas holes of densely covered setting on the cavity baffle upper surface, hot-blast through-hole that upwards passes the tray to carry out quick even drying to the powder of its the inside, exhaust hole discharge is followed to waste gas after the drying.
Preferably, an air inlet is formed in the left side face of the hollow partition plate, a plurality of exhaust holes are formed in the right side wall, located above the tray, of each layer of drying space, an air collecting layer is connected to the outer portion of the right side wall, and an air outlet is formed in the air collecting layer. And a closed hollow space is formed between the air collecting layer and the right side wall of the drying chamber, so that the waste gas discharged from the drying chamber is collected in the hollow space, and the waste gas can be conveniently treated and recycled.
Preferably, the air outlet of the air collecting layer is connected with a waste gas inlet on the heat exchanger through a pipeline, the heat exchanger is further provided with a waste gas outlet, the heat exchanger is provided with an external air inlet and an external air outlet, and the external air outlet is connected with the air inlet of the hot air device through a pipeline. Waste gas discharged from the drying chamber exchanges heat with external cold air through the heat exchanger, the heated air enters the hot air device, the waste heat of the waste gas discharged from the drying chamber is fully recycled, the energy is greatly saved, the production cost is reduced, and the requirement of modern green energy-saving production is met
Partial metal powder may be carried in the exhaust waste gas in the drying chamber, if direct emission can cause environmental pollution, cause the raw materials extravagant moreover, for solving this problem, as preferred, the exhaust outlet on the heat exchanger passes through the pipeline and is connected with dust collector's air inlet, and dust collector can retrieve the metal powder in the waste gas and recycle, can prevent that waste gas from causing the pollution to the environment on the one hand, and on the other hand can also avoid the raw materials extravagant.
Preferably, sliding grooves are symmetrically formed in the left side wall and the right side wall of the drying chamber, the left side and the right side of the tray are fixed in the sliding grooves, the tray can slide back and forth along the sliding grooves, metal powder can be conveniently put into or taken out of the tray, and the tray is more convenient to use.
Preferably, the tray is provided with the heat insulation handle, so that the tray can be pulled forwards and backwards conveniently, metal powder can be conveniently put in or taken out, and the tray is more convenient to use.
Advantageous effects
The beneficial effects of the utility model are summarized as follows: the desiccator separate into multilayer drying space in with the drying chamber through the cavity baffle, utilize the cavity baffle upwards to blow, make hot-blast from the bottom up pass the through-hole on the tray, thereby carry out even rapid draing to the powder of its the inside, carry out the heat transfer through heat exchanger and external cold air from exhaust hot-blast in the drying chamber in addition, the air after being heated gets into hot-blast apparatus, realize the abundant recovery and recycle of exhaust hot-blast waste heat in the drying chamber, the energy has been practiced thrift greatly, the production cost is reduced, accord with the requirement of green energy-saving production of contemporary.
Drawings
Fig. 1 is a schematic structural view of a tray-type metal powder dryer according to embodiment 1 of the present invention;
the drying device comprises a drying chamber 1, a hollow partition plate 2, a tray 3, a through hole 4, air permeable filter paper 5, an air blowing hole 6, a hollow partition plate air inlet 7, a hot air device 8, an exhaust hole 9, an air collecting layer 10, an air outlet of the air collecting layer 11, a heat exchanger 12, a dust removing device 13 and a sliding groove 14.
Detailed Description
In order to deepen the understanding of the present invention, the following will be combined with the examples and the drawings to further detail the tray type metal powder dryer of the present invention, and this embodiment is only used to explain the present invention, and does not constitute the limitation of the protection scope of the present invention.
Example 1
As shown in fig. 1, a tray type metal powder drying machine comprises a drying chamber 1, wherein the drying chamber is divided into a plurality of layers of drying spaces by hollow partition plates 2, a tray 3 is arranged in each layer of drying space, a plurality of through holes 4 are densely distributed on the tray, and air-permeable filter paper 5 is arranged on the upper surface of the tray; a plurality of air blowing holes 6 are densely distributed on the upper surface of the hollow partition plate, and an air inlet 7 on the side surface of the hollow partition plate is connected with an air outlet of a hot air device 8 through a pipeline; and a plurality of exhaust holes 9 are formed in the side wall of each layer of drying space above the tray.
Tray formula metal powder desiccator when using, at first place air permeable filter paper on the tray (air permeable filter paper can prevent on the one hand that the powder from leaking from the through-hole of tray, on the other hand can also guarantee hot-blast passing), then evenly lay the higher powder of water content on the air permeable filter paper on the tray, then in the hot-blast high-pressure hot-blast entering cavity baffle that blows off in the hot-blast device, then upwards blow off from a plurality of gas holes of densely covered setting on the cavity baffle upper surface, hot-blast through-hole that upwards passes the tray to carry out quick even drying to the powder of its the inside, exhaust hole discharge is followed to waste gas after the drying.
Be provided with the air inlet on the left surface of cavity baffle, every layer of drying space is provided with a plurality of exhaust holes on being located the right side wall of tray top, just right side wall outer joint has air collection layer 10, be provided with the gas outlet on the air collection layer. And a closed hollow space is formed between the air collecting layer and the right side wall of the drying chamber, so that the waste gas discharged from the drying chamber is collected in the hollow space, and the waste gas can be conveniently treated and recycled.
The air outlet 11 of the air collecting layer is connected with a waste gas inlet on the heat exchanger 12 through a pipeline, a waste gas outlet is further arranged on the heat exchanger, an external air inlet and an external air outlet are arranged on the heat exchanger, and the external air outlet is connected with an air inlet of a hot air device through a pipeline. Waste gas discharged from the drying chamber exchanges heat with external cold air through the heat exchanger, the heated air enters the hot air device, the waste heat of the waste gas discharged from the drying chamber is fully recycled, the energy is greatly saved, the production cost is reduced, and the requirement of modern green energy-saving production is met
Partial metal powder may be carried in the exhaust waste gas in the drying chamber, if direct emission can cause environmental pollution, cause the raw materials extravagant moreover, for solving this problem, as preferred, the exhaust outlet on the heat exchanger passes through the pipeline and is connected with dust collector 13's air inlet, and dust collector can retrieve the metal powder in the waste gas and recycle, can prevent that waste gas from causing the pollution to the environment on the one hand, and on the other hand can also avoid the raw materials extravagant.
The symmetry is provided with slip recess 14 on the lateral wall about the drying chamber, the left and right sides of tray is fixed in the slip recess, just the tray can be followed slip recess and slided from beginning to end, makes things convenient for putting into or taking out of metal powder, and it is more convenient to use.
The tray is provided with the heat insulation handle, so that the tray can be conveniently pulled forwards and backwards to facilitate the putting in or taking out of the metal powder, and the use is more convenient.
The desiccator separate into multilayer drying space in with the drying chamber through the cavity baffle, utilize the cavity baffle upwards to blow, make hot-blast from the bottom up pass the through-hole on the tray, thereby carry out even rapid draing to the powder of its the inside, carry out the heat transfer through heat exchanger and external cold air from exhaust hot-blast in the drying chamber in addition, the air after being heated gets into hot-blast apparatus, realize the abundant recovery and recycle of exhaust hot-blast waste heat in the drying chamber, the energy has been practiced thrift greatly, the production cost is reduced, accord with the requirement of green energy-saving production of contemporary.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A tray type metal powder drying machine is characterized in that: the drying device comprises a drying chamber, wherein the drying chamber is divided into a plurality of layers of drying spaces by hollow partition plates, a tray is arranged in each layer of drying space, a plurality of through holes are densely distributed in each tray, and air-permeable filter paper is arranged on the upper surface of each tray; a plurality of air blowing holes are densely distributed on the upper surface of the hollow partition plate, and an air inlet on the side surface of the hollow partition plate is connected with an air outlet of a hot air device through a pipeline; and a plurality of exhaust holes are formed in the side wall of each layer of drying space above the tray.
2. The tray-type metal powder dryer as claimed in claim 1, wherein: the drying device is characterized in that an air inlet is formed in the left side face of the hollow partition plate, a plurality of exhaust holes are formed in the right side wall, located above the tray, of each layer of drying space, an air collecting layer is connected to the outer side of the right side wall, and an air outlet is formed in the air collecting layer.
3. The tray-type metal powder dryer as claimed in claim 2, wherein: the air outlet of the air collecting layer is connected with a waste gas inlet on the heat exchanger through a pipeline, a waste gas outlet is further arranged on the heat exchanger, an external air inlet and an external air outlet are arranged on the heat exchanger, and the external air outlet is connected with an air inlet of the hot air device through a pipeline.
4. The tray-type metal powder dryer as claimed in claim 3, wherein: and a waste gas outlet on the heat exchanger is connected with an air inlet of the dust removal device through a pipeline.
5. The tray-type metal powder dryer as claimed in claim 1, wherein: the drying chamber is characterized in that sliding grooves are symmetrically formed in the left side wall and the right side wall of the drying chamber, the left side and the right side of the tray are fixed in the sliding grooves, and the tray can slide back and forth along the sliding grooves.
6. The tray-type metal powder dryer as claimed in claim 5, wherein: and a heat insulation handle is arranged on the tray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120455143.7U CN214307952U (en) | 2021-03-03 | 2021-03-03 | Tray type metal powder drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120455143.7U CN214307952U (en) | 2021-03-03 | 2021-03-03 | Tray type metal powder drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214307952U true CN214307952U (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120455143.7U Active CN214307952U (en) | 2021-03-03 | 2021-03-03 | Tray type metal powder drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214307952U (en) |
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2021
- 2021-03-03 CN CN202120455143.7U patent/CN214307952U/en active Active
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