CN201149429Y - Structure for preventing microwave leakage of kiln roll shaft with roller way burned by microwave - Google Patents
Structure for preventing microwave leakage of kiln roll shaft with roller way burned by microwave Download PDFInfo
- Publication number
- CN201149429Y CN201149429Y CNU2007200619784U CN200720061978U CN201149429Y CN 201149429 Y CN201149429 Y CN 201149429Y CN U2007200619784 U CNU2007200619784 U CN U2007200619784U CN 200720061978 U CN200720061978 U CN 200720061978U CN 201149429 Y CN201149429 Y CN 201149429Y
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- China
- Prior art keywords
- roll shaft
- microwave
- screen net
- axle head
- metallic screen
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Abstract
The utility model discloses a roll shaft microwave leakage prevention structure for a microwave firing roller hearth kiln, which comprises metallic sieve sheaths with one end closed that are respectively banded at the two ends of a roll shaft and having sheath openings protruding inside roll shaft perforated bricks; a fixing element for pressurizing and fixing the metallic sieve sheaths on the roll shaft; and springs sheathed outside the metallic sieve sheaths, having one end thereof fixed on the fixing element and the other end protruding inside the roll shaft perforated bricks to be connected with the sheath openings of the metallic sieve sheaths, and used for slightly outwardly tensioning the sheath covers of the metallic sieve sheaths to closely adhere with the roll shaft perforated bricks. The roll shaft microwave leakage prevention structure provided in the utility model can effectively prevent external radiation and leakage of microwave from the spaces the roll shaft and the roll shaft perforated bricks, so as to improve the safe service performance of the microwave firing roller hearth kiln; and has the advantages of simple structure, convenient installation, and good microwave leakage prevention effect.
Description
Technical field
The utility model relates to a kind of microwave leakage-proof structure, is specifically related to a kind of microwave firing roller way kiln roll shaft anti-microwave leakage structure.
Background technology
Existing microwave firing roller way kiln, it relies on the rolling of roll shaft to realize the conveying of product, described roll shaft transverse horizontal is arranged on the roll shaft hole brick of furnace wall, both sides, and the one end is connected with the roll shaft drive unit, the other end adopts roller support apparatus to support the location, roller support apparatus is provided with two rolling bearings, the common support of two rolling bearings rises and is positioned at its both middle roll shafts in top, the position of the corresponding rolling bearing of roll shaft is provided with the abrasionproof spring housing, is used to prevent that roll shaft from directly contacting with rolling bearing and wear and tear.But can there be such defective in the roll shaft design of existing microwave firing roller way kiln, there is certain slit between roll shaft and the roll shaft hole brick, be afraid of the characteristic that seam is not afraid of in the hole according to microwave, microwave is easy to understand from the slit outside radiation leakage, and the power of microwave firing roller way kiln generally is bigger, if therefore microwave is gone out and can be brought potential safety hazard near the personnel it from slot leakage.
Summary of the invention
The purpose of this utility model is at the problems referred to above weak point, and a kind of simple in structure, microwave firing roller way kiln roll shaft anti-microwave leakage structure that the anti-microwave leakage effect is good is provided.
In order to achieve the above object, the utility model is by the following technical solutions:
Microwave firing roller way kiln roll shaft anti-microwave leakage structure, it comprises: two axial ends metallic screen net, each is the metallic screen net of a sealing, bind round respectively at the roll shaft two ends, and running-on extends in the brick of roll shaft hole; Fixture is used for axle head metallic sieve cover is fixed at roll shaft; Spring, it is enclosed within outside the axle head metallic screen net, and the one end is fixed on fixture, and the other end extends in the brick of roll shaft hole and is connected with the running-on of axle head metallic screen net, and usefulness is so that the running-on of axle head metallic screen net outwards parts bears against roll axis hole brick a little.
Above-mentioned spring and roll shaft hole brick interference fit, and the spring rotation direction on roll shaft throughput direction right side and roll shaft turn to identical, the spring rotation direction and the roll shaft switched in opposite in roll shaft throughput direction left side.
Above-mentioned spring wire footpath is less than the gap between roll shaft hole brick and the roll shaft.
Above-mentioned spring is the stainless steel wire ring spring.
Above-mentioned fixing piece is a metal retainer ring, and it is enclosed within outside the axle head metallic screen net and by screw and is fixed on the roll shaft.
Above-mentioned axle head metallic screen net is the stainless steel sift net.
Above-mentioned axle head metallic screen net order number is 40 order to 80 orders.
Further, above-mentioned axle head metallic screen net order number is 40 order to 60 orders.
The utility model adopts above technical scheme, can prevent effectively that microwave from from the outside radiation leakage in slit between roll shaft and the roll shaft hole brick, improved the safe application performance of microwave firing roller way kiln, and the utility model is simple in structure, easy for installation, the anti-microwave leakage effect is excellent.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the mounting structure schematic diagram of the utility model and roll shaft drive unit and roller support apparatus;
Fig. 3 is a microwave firing roller way kiln microwave hyperthermia district transverse sectional view.
Below in conjunction with the drawings and specific embodiments the utility model is further described:
The specific embodiment
Shown in Fig. 1,2 and 3, the utility model can not penetrate the characteristic of mesh and design technology project according to microwave, microwave firing roller way kiln roll shaft anti-microwave leakage structure 1 described in the utility model is arranged on the roll shaft 2 in 3 liang of outsides of brick, roll shaft hole, and it comprises: axle head metallic screen net 11, fixture 12 and spring 13.
Specifically be, described axle head metallic screen net 11 is the metallic screen net of a sealing, and it comprises left and right axle head metallic screen net (being divided into the left and right sides with the roll shaft throughput direction), bind round respectively at roll shaft 2 two ends, and its running-on extends in the roll shaft hole brick 3; Described fixture 12 is the metal retainer ring, the best is the stainless steel retainer ring, it is located on the roll shaft 2 between roll shaft 2 axle heads and the roll shaft hole brick 3, and it is outer and be fixed on the roll shaft 2 by screw specifically to be that it is enclosed within axle head metallic screen net 11, is used for axle head metallic screen net 11 is pressed abd fixed on roll shaft 2; Described spring 13 is the stainless steel wire ring spring, this spring wire footpath is less than the gap between roll shaft hole brick 3 and the roll shaft 2, it is enclosed within outside the axle head metallic screen net 11, and the one end is fixed on fixture 12 by screw, the other end extends in the roll shaft hole brick 3 and is connected with the running-on of axle head metallic screen net 11, promptly clamp running-on, use so that the running-on of axle head metallic screen net 11 outwards parts bears against roll axis hole brick 3 a little.
Further, above-mentioned axle head metallic screen net 11 is the stainless steel sift net, and its order number is 40 order to 80 orders, and the best is 40 order to 60 orders; Above-mentioned spring 13 and roll shaft hole brick 3 interference fit, and spring 13 rotation directions on roll shaft 2 throughput direction right sides turn to identical with roll shaft 2, spring 13 rotation directions and roll shaft 2 switched in opposite in roll shaft 2 throughput directions left side, with so that when spring 13 is followed roll shaft 2 co-rotation, the hole wall friction of spring 13 and roll shaft hole brick 3, make the diameter of spring 13 produce the trend that enlarges, thereby can make spring 13 hole wall of bears against roll axis hole brick 3 more, guarantee not have the gap between spring 13 and the roll shaft hole brick 3, prevent that effectively microwave from from the outside radiation leakage in slit between roll shaft 2 and the roll shaft hole brick 3, having improved the safe application performance of microwave firing roller way kiln.
Shown in Fig. 2 and 3, the microwave firing roller way kiln relies on the rolling of roll shaft 2 to realize the conveying of product, described roll shaft 2 transverse horizontal are arranged on the roll shaft hole brick 3 of furnace wall, both sides, and the one end is connected with roll shaft drive unit 4, the other end adopts roller support apparatus 5 to support the location, roller support apparatus 5 is provided with two rolling bearings, the common support of two rolling bearings rises and is positioned at its both middle roll shafts 2 in top, the position of roll shaft 2 corresponding rolling bearings is provided with abrasionproof spring housing 6, is used to prevent that roll shaft 2 from directly contacting with rolling bearing and wear and tear.The utility model adaptability in existing microwave firing roller way kiln is used is strong, need not carry out process and remould to existing roll shaft 2 structures, structure of the present utility model can be used as the two ends that a global facility structure is installed in roll shaft 2, its axle head metallic screen net 11 directly cover is enclosed in roll shaft 2 two ends, on the position of the rolling bearing of left axle head metallic screen net 11 corresponding roller support apparatus 5, put existing abrasionproof spring housing 6 then, the right-hand member roll shaft directly is connected with roll shaft drive unit 4 across right axle head metallic screen net 11, need not other more attached tipping put, easy for installation.
The utility model utilizes microwave can not penetrate the characteristic of mesh, the stainless steel mesh cover of a sealing is enclosed within the two ends of roll shaft, with the stainless steel annulus it is waled respectively, be fixed on the stainless steel annulus with stainless steel wire ring spring one end, other end head-clamp is lived the stainless steel mesh running-on and is stretched into and make its outer wall to be close in the kiln frame club hole brick of stainless steel again.A whole set of structure can be rotated with club can prevent microwave leakage again.The utility model is simple in structure, and is easy for installation, and anti-microwave leakage is respond well, can prevent effectively that microwave from from the outside radiation leakage in slit between roll shaft and the roll shaft hole brick, having improved the safe application performance of microwave firing roller way kiln.
Claims (8)
1, microwave firing roller way kiln roll shaft anti-microwave leakage structure is characterized in that comprising:
Two axial ends metallic screen net, each is the metallic screen net of a sealing, it binds round respectively at the roll shaft two ends, and running-on extends in the brick of roll shaft hole;
Fixture is used for axle head metallic sieve cover is fixed at roll shaft;
Spring, it is enclosed within outside the axle head metallic screen net, and the one end is fixed on fixture, and the other end extends in the brick of roll shaft hole and is connected with the running-on of axle head metallic screen net, and usefulness is so that the running-on of axle head metallic screen net outwards parts bears against roll axis hole brick a little.
2, roll shaft anti-microwave leakage structure according to claim 1, it is characterized in that: described spring and roll shaft hole brick interference fit, and it is identical that the spring rotation direction on roll shaft throughput direction right side and roll shaft turn to, the spring rotation direction and the roll shaft switched in opposite in roll shaft throughput direction left side.
3, roll shaft anti-microwave leakage structure according to claim 1 is characterized in that: described spring wire footpath is less than the gap between roll shaft hole brick and the roll shaft.
4, according to claim 1,2 or 3 described roll shaft anti-microwave leakage structures, it is characterized in that: described spring is the stainless steel wire ring spring.
5, roll shaft anti-microwave leakage structure according to claim 1 is characterized in that: described fixture is a metal retainer ring, and it is enclosed within outside the axle head metallic screen net and by screw and is fixed on the roll shaft.
6, roll shaft anti-microwave leakage structure according to claim 1 is characterized in that: described axle head metallic screen net is the stainless steel sift net.
7, according to claim 1,5 or 6 described roll shaft anti-microwave leakage structures, it is characterized in that: described axle head metallic screen net order number is 40 order to 80 orders.
8, roll shaft anti-microwave leakage structure according to claim 7 is characterized in that: described axle head metallic screen net order number is 40 order to 60 orders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200619784U CN201149429Y (en) | 2007-12-24 | 2007-12-24 | Structure for preventing microwave leakage of kiln roll shaft with roller way burned by microwave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200619784U CN201149429Y (en) | 2007-12-24 | 2007-12-24 | Structure for preventing microwave leakage of kiln roll shaft with roller way burned by microwave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201149429Y true CN201149429Y (en) | 2008-11-12 |
Family
ID=40117200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200619784U Expired - Fee Related CN201149429Y (en) | 2007-12-24 | 2007-12-24 | Structure for preventing microwave leakage of kiln roll shaft with roller way burned by microwave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201149429Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032781A (en) * | 2010-12-17 | 2011-04-27 | 湖南航天工业总公司 | Kiln body interlocking microwave leakage preventing device of industrial microwave high-temperature roller way continuous sintering kiln |
| CN103411418A (en) * | 2013-08-23 | 2013-11-27 | 南昌光明化验设备有限公司 | Adjustable transmission device capable of avoiding microwave leakage |
| CN103486852A (en) * | 2013-08-30 | 2014-01-01 | 山东纳瑞环保科技有限公司 | Leaky wave-prevention microwave roller kiln with roll bar |
-
2007
- 2007-12-24 CN CNU2007200619784U patent/CN201149429Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032781A (en) * | 2010-12-17 | 2011-04-27 | 湖南航天工业总公司 | Kiln body interlocking microwave leakage preventing device of industrial microwave high-temperature roller way continuous sintering kiln |
| CN102032781B (en) * | 2010-12-17 | 2012-05-23 | 湖南航天工业总公司 | Kiln body interlocking microwave leakage preventing device of industrial microwave high-temperature roller way continuous sintering kiln |
| CN103411418A (en) * | 2013-08-23 | 2013-11-27 | 南昌光明化验设备有限公司 | Adjustable transmission device capable of avoiding microwave leakage |
| CN103411418B (en) * | 2013-08-23 | 2015-03-11 | 南昌光明化验设备有限公司 | Adjustable transmission device capable of avoiding microwave leakage |
| CN103486852A (en) * | 2013-08-30 | 2014-01-01 | 山东纳瑞环保科技有限公司 | Leaky wave-prevention microwave roller kiln with roll bar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 Termination date: 20151224 |
|
| EXPY | Termination of patent right or utility model |