CN2574780Y - Screen net made of porcelain screen bar - Google Patents
Screen net made of porcelain screen bar Download PDFInfo
- Publication number
- CN2574780Y CN2574780Y CN 02280521 CN02280521U CN2574780Y CN 2574780 Y CN2574780 Y CN 2574780Y CN 02280521 CN02280521 CN 02280521 CN 02280521 U CN02280521 U CN 02280521U CN 2574780 Y CN2574780 Y CN 2574780Y
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- China
- Prior art keywords
- spring
- sieve
- screen cloth
- vibratory sieve
- heat insulation
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to a vibration sieve used for hot aggregate sieving of bituminous mixture, which comprises a vibration device, supporting axillares, a sieve body, a rubber spring, material-stirring plates, a heat insulation cover, a dust suction pipe, etc., wherein, the vibration device is connected with the top of the sieve body which is provided with multiple layers of sieve meshes and multiple layers of sieve mesh brackets used for different grain diameters passing; each layer of sieve mesh is laid on the sieve mesh brackets; the front end of the sieve meshes is provided with a hook and hooks the sieve mesh brackets, and the back end of the sieve mesh is provided with a hook, a pressing spring, and a tightening bolt, wherein, the pressing spring tightly regulates the sieve meshes; a pressing block is pressed on the two sides of the sieve meshes; structural slabs arranged on the two sides are fixedly connected with the four groups of supporting axillares; a spiral spring is fixedly arranged in an upper seat of the spring, a lower seatsof the spring, and a supporting ring of the spring; the upper seat of the spring is fixedly connected to the supporting axillares; the lower seat of the spring is connected to a heat insulation base by the bolt; the rubber spring is arranged under a heat insulation bottom board and connected with the heat insulation bottom board; the two material-stirring plates are arranged on the lower part of the sieve body; the periphery of the sieve body is provided with the heat insulation cover; the dust suction pipe is arranged on the heat insulation cover to form the vibration sieve. The utility model has the advantages of energy saving, environmental protection, long service life, advanced structure, and high work efficiency.
Description
(1) technical field
The utility model relates to construction road machinery, particularly the vibratory sieve of the hot aggregate screening of bituminous mixture.
(2) background technology
Process along with China's Four Modernizations, build the road plant also in development fast,, original equipment is constantly upgraded and improvement for adapting to fast-developing needs, the vibration source of vibratory sieve in the past is arranged on the sieve nest both sides mostly, because of the high temperature of sieve nest has usually damaged vibrator.Screen cloth quantity is few, if run into the material that mixes and stirs several different-grain diameters, then will change screen cloth, needs the long period to shut down, and influences ordinary production.Do not have the rubber isolation spring in addition, the vibration force of vibration source can shatter the miscellaneous part of machine, reduces machine life.Do not have door before and after another stay-warm case, working order in the screening is observed in inconvenience, and the sieve jumping soft drawn of not setting up defences is prone to problem in the spring dismounting, have hidden danger.
(3) summary of the invention
The technical problems to be solved in the utility model is to adopt upper vibration type twin shaft inertia vibration generator stow away from heat, is not equipped with on the sieve nest and need changes multilayer screen cloth and isolation mounting, makes the vibratory sieve of production efficiency height, the little long service life of noise.
The technical scheme that the utility model adopted is:
Vibratory sieve, involving vibrations device, support axillare, sieve nest, rubber spring, switch-plate, stay-warm case, sweep-up pipe etc.Vibrating device, involving vibrations device, motor, driven pulley, the driving wheel on the motor is by the driven pulley of V belt connection vibrator, and vibrator is connected the sieve nest top with bolt.Sieve nest, comprise structure on two sides plate, screen cloth support, screen cloth, briquetting, pull bar, hook, turnbuckle, holddown spring, sieve nest is provided with by the multilayer screen cloth of different-grain diameter and multilayer screen cloth support, every layer of screen cloth support is fixedly connected on the structure on two sides plate, and every layer of screen cloth is laid on above the screen cloth support, and its screen cloth front end is established hook and hooked the screen cloth support, the screen cloth rear end is provided with hook, be installed with turnbuckle on the hook, holddown spring is sleeved on the turnbuckle, turns nut and tightens screen cloth.The screen cloth both sides are provided with briquetting, and on the briquetting connection was tried to stop people from fighting each other, the fastening briquetting of pull bar compressed the screen cloth both sides.The structure on two sides plate is fixedly connected with four groups and supports axillare, and the helical spring dress is solid among the spring seat of honour, spring lower seat and spring bracing ring, and the spring seat of honour is fixedly connected on to be supported on the axillare, and spring lower seat is connected on the insulation base with bolt.
Above-mentioned sieve nest periphery is provided with stay-warm case, hermatic door and back hermatic door before stay-warm case is provided with, and the stay-warm case top connects the insulation cover plate, and the bottom connects the insulation base.
Above-mentioned insulation base has rubber spring, connects to be connected stake between insulation base and the rubber spring, connects stake and is fixedly connected on and is incubated on the base.
The sieve nest of last art is provided with two switch-plates that can rotate under screen cloth, switch-plate is movably connected on the insulation base.
Above-mentioned four groups of support axillares of fixedlying connected with the structure on two sides plate are equipped with anti-jump soft drawn, and anti-jump soft drawn upper end is connected the spring seat of honour, and the lower end is connected on the insulation base.
Above-mentioned stay-warm case is provided with sweep-up pipe, and sweep-up pipe connects deduster.
The good effect that the utility model is obtained:
1, vibratory sieve adopts the twin shaft inertia vibration generator, and vibrating effect is good, during vibrator works, the sieve nest each point do amplitude identical be similar to straight-line oscillation, this kind vibration shape is better than the ellipse vibration, does not influence advancing of material., vibration source is located at the sieve nest top in addition, and away from the sieve nest high-temperature region, the high-temperature region does not influence vibration source, reduces the complete machine fault rate, and is convenient to maintenance.
2, sieve nest is provided with the screen cloth of multilayer different-grain diameter, and two switch-plates of sieve nest installation, by rotating switch-plate, can change the particle diameter section kind of aggregate, does not need to change screen cloth, guarantees ordinary production.
3, the sieve nest outer ring is provided with stay-warm case, reduces the thermal loss of hot aggregate, and is energy-conservation.
4, be provided with hermatic door before and after the stay-warm case, in emergency circumstances can open hermatic door, observe each situation of sieve nest, safety.
5, the outer stay-warm case of sieve nest is provided with sweep-up pipe, and vibratory sieve is provided with vibration isolation helical spring and rubber spring, reduces noise and reaches environmental requirement, and improve the service life of sieve.
(4) description of drawings
Fig. 1 is the vibratory sieve front view.Fig. 2 is the vibratory sieve vertical view.Fig. 3 is that the A of Fig. 2 is to view.
(5) specific embodiment
Vibratory sieve, involving vibrations device, sieve nest, support axillare 12, rubber spring 18, switch-plate 20, stay-warm case 5, sweep-up pipe 26 etc.Vibrating device, involving vibrations device 1, motor 2, V belt 3, driven pulley 4, the driven pulley 4 that the driving wheel on the output shaft of motor 2 connects on vibrator 1 power shaft by V belt 3, the housing of vibrator 1 is connected the sieve nest top with bolt.Sieve nest, comprise structure on two sides plate 6, screen cloth support 7, screen cloth 9, briquetting 21, pull bar 22, hook 25, turnbuckle 23, holddown spring 24, sieve nest is provided with six layers of screen cloth 9 and the six layers of screen cloth support 7 by different-grain diameter, every layer of screen cloth support 7 is connected on the structure on two sides plate 6, every layer of screen cloth 9 is laid on above the screen cloth support 7, its screen cloth 9 front ends are established hook and are hooked screen cloth support 7, screen cloth 9 rear ends are provided with hook 25, be installed with turnbuckle 23 on the hook 25, holddown spring 24 is sleeved on the turnbuckle 23, turns nut and tightens screen cloth 9.Screen cloth 9 both sides are provided with briquetting 21, briquetting 21 cylinder lever connecting rods 22, and pull bar 22 fastening briquettings 21 compress screen cloth 9 both sides.Structure on two sides plate 6 is fixedly connected with four groups and supports axillare 12, all establish two same helical springs 14 for every group, dress is solid among the spring seat of honour 13, spring lower seat 15 and spring bracing ring 17 respectively, the spring seat of honour 13 is fixedly connected on to be supported on the axillare 12, and spring lower seat 15 is connected on the insulation base with bolt.Anti-jump soft drawn 16 between two helical springs 14, its upper end is connected on the spring seat of honour 13, and the lower end is connected on the insulation base 27, makes things convenient for the mounting or dismounting of helical spring 14.The sieve nest periphery is provided with stay-warm case 5, filling rock wool in the insulation interlayer.Hermatic door 10 and back hermatic door 11 in emergency circumstances can be opened hermatic door before stay-warm case 5 was provided with, and observed sieve nest and each position situation.Stay-warm case 5 tops connect insulation cover plate 8, and the bottom connects insulation base 27.Stay-warm case 5 is provided with sweep-up pipe 26, by air-introduced machine dust is inhaled to deduster.Insulation base 27 has rubber spring 18 vibration isolation, connects to be connected stake 19 between insulation base 27 and the rubber spring 18, connects 19 and is fixedly connected on and is incubated on the base 27.Be connected with two on the insulation base 27 and can rotate switch-plate 20, rotate switch-plate 20, can change screening different-grain diameter aggregate, do not need to change screen cloth by the sieve external operation handle.
Claims (7)
1, vibratory sieve, involving vibrations device, sieve nest, support axillare (12), rubber spring (18), switch-plate (20), stay-warm case (5), sweep-up pipe (26); It is characterized in that vibrator (1) is connected the sieve nest top with bolt: sieve nest is provided with by the multilayer screen cloth (9) of different-grain diameter and multilayer screen cloth support (7), every layer of screen cloth support (7) is connected on the structure on two sides plate (6), every layer of screen cloth (9) is laid on above the screen cloth support (7), its screen cloth (9) front end is established hook and is hooked screen cloth support (7), screen cloth (9) rear end is provided with hook (25), be installed with turnbuckle (23) on the hook (25), holddown spring (24) is sleeved on the turnbuckle (23); Screen cloth (9) both sides are provided with briquetting (21), briquetting (21) cylinder lever connecting rod (22), the fastening briquetting of pull bar (22) (21) compresses screen cloth (9) both sides: structure on two sides plate (6) is fixedly connected with four groups and supports axillare (12), all establish two same helical springs (14) for every group, dress is solid among the spring seat of honour (13), spring lower seat (15) and spring bracing ring (17) respectively, the spring seat of honour (13) is fixedly connected on to be supported on the axillare (12), spring lower seat (15) is connected on the insulation base (27) with bolt, constitutes vibratory sieve.
2, vibratory sieve according to claim 1, it is characterized in that described sieve nest periphery is provided with stay-warm case (5), stay-warm case (5) is provided with preceding hermatic door (10) and back hermatic door (11), and stay-warm case (5) top connects insulation cover plate (8), and the bottom connects insulation base (27).
3, vibratory sieve according to claim 1 is characterized in that connecting to be connected stake (19) between described rubber spring (18) and insulation base (27), connects stake (19) and is fixedly connected on and is incubated on the base (27).
4, vibratory sieve according to claim 1 is characterized in that described switch-plate (20) is movably connected on the insulation base (27).
5, vibratory sieve according to claim 1, it is characterized in that described four groups of fixedlying connected with structure on two sides plate (6) support axillare (12) and are equipped with anti-jump soft drawn (16), anti-jump soft drawn (16) upper end is connected on the spring seat of honour (13), and the lower end is connected on the insulation base (27).
6, vibratory sieve according to claim 1 is characterized in that described sieve nest is provided with six layers of screen cloth (9) and the six layers of screen cloth support (7) by different-grain diameter.
7, vibratory sieve according to claim 1 and 2 is characterized in that described sweep-up pipe (26) is located on the stay-warm case (5), and sweep-up pipe (26) connects deduster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02280521 CN2574780Y (en) | 2002-10-17 | 2002-10-17 | Screen net made of porcelain screen bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02280521 CN2574780Y (en) | 2002-10-17 | 2002-10-17 | Screen net made of porcelain screen bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2574780Y true CN2574780Y (en) | 2003-09-24 |
Family
ID=33743236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02280521 Expired - Fee Related CN2574780Y (en) | 2002-10-17 | 2002-10-17 | Screen net made of porcelain screen bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2574780Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029256A (en) * | 2009-09-25 | 2011-04-27 | 上海金发科技发展有限公司 | Multifunction sorting machine |
| CN102441526A (en) * | 2011-12-08 | 2012-05-09 | 浙江天蓝环保技术股份有限公司 | Dry sieved material, and average particle size measuring method and sieving device thereof |
| CN103272770A (en) * | 2013-05-14 | 2013-09-04 | 河南省四达仙龙实业有限公司 | Screen compressing device of grinder |
| CN103590305A (en) * | 2013-11-20 | 2014-02-19 | 河南太行振动机械股份有限公司 | High-temperature stone screening machine of asphalt mixing plant |
| CN106370545A (en) * | 2016-08-26 | 2017-02-01 | 湖南大学 | Soft rock slaking test system for simulating natural environments |
-
2002
- 2002-10-17 CN CN 02280521 patent/CN2574780Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029256A (en) * | 2009-09-25 | 2011-04-27 | 上海金发科技发展有限公司 | Multifunction sorting machine |
| CN102441526A (en) * | 2011-12-08 | 2012-05-09 | 浙江天蓝环保技术股份有限公司 | Dry sieved material, and average particle size measuring method and sieving device thereof |
| CN102441526B (en) * | 2011-12-08 | 2013-10-23 | 浙江天蓝环保技术股份有限公司 | Dry sieved material, and average particle size measuring method and sieving device thereof |
| CN103272770A (en) * | 2013-05-14 | 2013-09-04 | 河南省四达仙龙实业有限公司 | Screen compressing device of grinder |
| CN103590305A (en) * | 2013-11-20 | 2014-02-19 | 河南太行振动机械股份有限公司 | High-temperature stone screening machine of asphalt mixing plant |
| CN106370545A (en) * | 2016-08-26 | 2017-02-01 | 湖南大学 | Soft rock slaking test system for simulating natural environments |
| CN106370545B (en) * | 2016-08-26 | 2018-11-09 | 湖南大学 | A kind of soft rock slaking test system of simulating natural environment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |