CN103521441B - A kind of Novel polyurethane sieve plate and mounting structure thereof - Google Patents
A kind of Novel polyurethane sieve plate and mounting structure thereof Download PDFInfo
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- CN103521441B CN103521441B CN201310518011.4A CN201310518011A CN103521441B CN 103521441 B CN103521441 B CN 103521441B CN 201310518011 A CN201310518011 A CN 201310518011A CN 103521441 B CN103521441 B CN 103521441B
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- sieve plate
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Abstract
A kind of Novel polyurethane sieve plate and mounting structure thereof, solve installing/dismounting problem not easily, reduce the maintenance cost in use procedure.Comprise the sieve plate body of rectangle, sieve plate body comprises sieve aperture portion and installation portion, and installation portion is two inclined-planes being symmetricly set on sieve plate body two sides, and is respectively equipped with at least one in the both sides of sieve plate body for clamping the breach of sieve plate body.And the second inclined-plane carrying out complementary fit with the inclined-plane of described sieve plate body both sides is provided with on vibratory sieve installation crossbeam, also comprise a wedge, wedge has the 3rd inclined-plane carrying out complementary fit with the second inclined-plane, and be provided with Quick fastening structure between wedge and installation crossbeam.Owing to being wedge-like engagement between the two, such polyurethane sieve plate will clamp, and forms a kind of tight fit relation, and utilize wedge and screw to install on crossbeam by sieve plate being fixed on tightly, the present invention simultaneously can realize long-term non-maintaining operation.
Description
Technical field
The present invention relates to the sieve plate technical field used in vibrating screening device, specifically a kind of Novel polyurethane sieve plate and mounting structure thereof.
Background technology
Current great majority screening place adopts polyurethane sieve plate to replace metallic sieve, achieves good effect.But multiplex bolt connects when existing polyurethane sieve plate is installed and used, namely utilize bolt to connect sieve plate is fixed on the vibrating, this connected mode Problems existing is: the many volumes of number of bolts are little, and installing/dismounting is very inconvenient, and troublesome poeration can waste the plenty of time.Especially when equipment breaks down, tight due to what block maintenance time, sieve plate adopts bolt to be arranged on vibratory sieve equipment, wherein every platform equipment installs 80-140 block sieve plate, if 5 pieces of sieve plates can be changed at every turn, then 4 people within 3 hours, must complete and all more change jobs, not only lose time but also cause work efficiency drop, add the maintenance cost of enterprise.Someone has carried out improving and has proposed and uses the mode of flexible clamping to connect for this reason, the scheme such as, announced in Chinese patent CN203030519U is exactly this structure, this structure is without the need to using bolt, substantially increase the efficiency of installation and maintenance, but this structure also has its drawback, be mainly reflected in: in the process used, sieve plate and vibratory sieve clamping place there will be wearing and tearing, coming off of sieve plate will be caused like this, and then cause and scrap, and can not repair, so greatly reduce the service life of the sieve plate of this structure, about service life reduction half.
Summary of the invention
The present invention provides a kind of Novel polyurethane sieve plate and mounting structure thereof for solving in known technology the technical problem that exists, first installing/dismounting problem not is easily solved, reduce the maintenance cost in use procedure, can ensure simultaneously sieve plate all there will not be within whole service life produce due to connectivity problem scrap phenomenon, reduce enterprise's production cost.
The present invention solves the technical scheme that its technical problem takes: a kind of Novel polyurethane sieve plate, comprise the sieve plate body of rectangle, described sieve plate body comprises sieve aperture portion and installation portion, it is characterized in that, described installation portion is two inclined-planes being symmetricly set on sieve plate body two sides, and is respectively equipped with at least one for clamping the breach of sieve plate body in the both sides of described sieve plate body.
Described inclined-plane is 30 degree to 60 degree relative to the angle of working surface on sieve plate.
Described inclined-plane is 45 degree relative to the angle of working surface on sieve plate.
Described breach is positioned on the sieve plate body at two ends, inclined-plane.
Described breach is positioned at the sieve plate body edge in the middle part of inclined-plane.
The mounting structure of above-mentioned polyurethane sieve plate, comprise and crossbeam and above-mentioned polyurethane sieve plate are installed, described installation crossbeam is a part for vibratory sieve, it is characterized in that, described installation crossbeam is provided with the second inclined-plane carrying out complementary fit with the inclined-plane of described sieve plate body both sides, also comprise a wedge, described wedge has the 3rd inclined-plane carrying out complementary fit with the second inclined-plane, and be provided with Quick fastening structure between described wedge and installation crossbeam.
Described wedge with between breach for vertical plane coordinates.
It is wedge-like engagement between described wedge and breach.
Described Quick fastening structure comprises the screwed hole be arranged on installation crossbeam and the strip hole be located on wedge, and described wedge is pressed on described installation crossbeam by a screw, is compressed by polyurethane sieve plate simultaneously.
The invention has the beneficial effects as follows: when connecting polyurethane sieve plate and installing crossbeam, first by polyurethane sieve plate as between two crossbeams, then hand hammer is used to pound by polyurethane sieve plate, owing to being wedge-like engagement between the two, such polyurethane sieve plate will clamp, form a kind of tight fit relation, utilize wedge and screw sieve plate being fixed on tightly to be installed on crossbeam.
Along with the growth of service time, the cooperation place between sieve plate and crossbeam can produce the gap of trace, needs regularly to safeguard, when safeguarding, by the screw pine on wedge once, then knock wedge with the both sides that hand hammer knocks sieve plate downwards simultaneously, finally carry out fastening, very convenient.Greatly can improve equipment operation rate, reduce plant maintenance and maintenance time, enhance productivity.
Simultaneously, applicant surprisingly finds, also can use even if do not carry out safeguarding for a long time, find by analyzing, owing to being wedge-like engagement between sieve plate and crossbeam, and ore waits for that screening materials carrying is in the top of sieve plate, directed force F is downward, along with wearing and tearing between the two, sieve plate can sink, and to ensure to be in tight fit state all the time between the two, the micronic dust material now in (process is selected in ore deposit) ore can be filled in the gap between wedge and sieve plate, form other locking effect, namely invention can realize long-term non-maintaining operation.
Accompanying drawing explanation
The dismounting schematic diagram that Fig. 1 is polyurethane sieve plate and installs between crossbeam.
Fig. 2 is the A direction view in Fig. 1.
Fig. 3 is the stereogram (front) of polyurethane sieve plate.
Fig. 4 is the stereogram (back side) of polyurethane sieve plate.
Fig. 5 is the front view of polyurethane sieve plate.
Fig. 6 is one of distortion of the sieve aperture of polyurethane sieve plate.
Fig. 7 is the distortion two of the sieve aperture of polyurethane sieve plate.
Fig. 8 is the stereogram of the polyurethane sieve plate in embodiment two.
Fig. 9 is the mounting structure schematic diagram of ammonia ester sieve plate.
Figure 10 is the stereogram of the polyurethane sieve plate in embodiment three.
Figure 11 is the scheme of installation of the polyurethane sieve plate in embodiment four.
In figure: 1 sieve plate body, 11 sieve aperture portions, 12 installation portions, 13 sieve apertures, 21 inclined-planes, 22 breach, 22 ' breach, 3 crossbeams, 31 screwed holes, 32 second inclined-planes, 4 wedges, 41 the 3rd inclined-planes, 42 strip holes, 5 reinforcements.
Detailed description of the invention
As shown in Figures 1 to 5,
A kind of Novel polyurethane sieve plate, comprise integrated sieve plate body 1, entirety is rectangle, also can be the arbitrary shape of existing sieve plate.Sieve plate body 1 comprises sieve aperture portion 11 and installation portion 12, sieve aperture portion 11 is wherein the dominant plane of screening operation, its primary structure is many sieve apertures 13, the shape of sieve aperture can design arbitrarily according to the difference of material screening, as being conventional three kinds of patterns (square, circular, strip) in Fig. 5 to Fig. 7, include but not limited to these patterns.
Applicant thinks that the design part with innovation is: be two inclined-planes 21 in the face of sieve plate body 1 both sides, and two inclined-planes 21 are symmetricly set on sieve plate both sides, described inclined-plane 21 is relative to the angle α angle preferably 45 degree of working surface on sieve plate, can select within the scope of 60 degree at 30 degree in theory, the both sides of current sieve plate are all that vertical plane yet there are no inclined design.The shaping of this inclined-plane can by mould integral production out, also can be transformed by mach mode.
In the both sides of sieve plate body 1 respectively two for clamping the breach 22 of sieve plate body, this breach is positioned on the sieve plate body at two ends, inclined-plane, form two for the position of locating and fix.
Vibratory sieve is transformed, first the crossbeam being used for mounted sieve in vibratory sieve is replaced by the crossbeam of particular design, this installation crossbeam 3 is provided with the second inclined-plane 32 carrying out complementary fit with the inclined-plane 21 of described sieve plate body both sides, and the gap between two between crossbeam equals the width of sieve plate body just, two inclined-planes are made to form wedge-like engagement.Also comprise the wedge 4 that a polyurethane makes, this wedge has the 3rd inclined-plane 41 carrying out complementary fit with the second inclined-plane 32, make wedge and install between crossbeam to form a kind of wedge-like engagement relation, wedge 4 is preset with a strip hole 42, for through hole, on installation crossbeam 3, correspondence is provided with screwed hole 31, both can manufacture, by a screw, described wedge is pressed on described installation crossbeam 3, and then indirectly polyurethane sieve plate is compressed, form a kind of Quick fastening structure, coordinating between wedge with breach is that vertical plane coordinates.So-called Quick fastening refers to, during dismounting, loosen screw, knocking sieve plate can pull down sieve plate from the back side.
With reference to figure 9, when connecting polyurethane sieve plate and installing crossbeam, first polyurethane sieve plate is placed between two crossbeams, then hand hammer is used to pound by polyurethane sieve plate, owing to being wedge-like engagement between the two, such polyurethane sieve plate will clamp, and forms a kind of tight fit relation, utilizes wedge and screw sieve plate being fixed on tightly to be installed on crossbeam.
Because dismounting is without the need to unloading whole screw and wedge, so dismounting is quick, there is the function of Fast Installation.
This kind of structure may be used for also simply to transform existing equipment in newly-designed vibratory equipment, has very strong practicality.
Embodiment two, as shown in Figure 8,
Breach 22 ' is positioned at sieve plate body 1 edge in the middle part of inclined-plane, can play reasonable locking effect equally.Disassembly process reference example one.
Embodiment three, as shown in Figure 10,
For improving the service life of sieve plate; when shaping; retrofited by mould; the thickness of sieve plate body 1 can be thickeied, form reinforcement 5, make sieve plate extend upward certain height; namely the upper surface of sieve plate is higher than the peak of crossbeam; can protect crossbeam like this, prevent ore from producing wearing and tearing to it, improve the bulk life time of vibratory equipment.
Embodiment four, as shown in figure 11,
When the width of sieve plate is larger, during installation, need projection upward, in this structure, wedge and breach cooperation place adopt wedge-like engagement, form the work compressed, better can be fixed on by sieve plate and install on crossbeam.Certainly this structure also can be used for the distortion of any one situation in embodiment one to three.
Except the technical characteristic described in description, be the known technology of those skilled in the art.
Claims (1)
1. the mounting structure of a polyurethane sieve plate, comprise and crossbeam and polyurethane sieve plate are installed, described installation crossbeam is a part for vibratory sieve, described polyurethane sieve plate is the sieve plate body of rectangle, described sieve plate body comprises sieve aperture portion and installation portion, it is characterized in that, described installation portion is two inclined-planes being symmetricly set on sieve plate body two sides, and described inclined-plane is 30 degree to 60 degree relative to the angle of working surface on sieve plate, and be respectively equipped with at least one for clamping the breach of sieve plate body in the both sides of described sieve plate body, on the sieve plate body that described breach is positioned at two ends, inclined-plane or the sieve plate body edge be positioned in the middle part of inclined-plane, it is characterized in that, described installation crossbeam is provided with the second inclined-plane carrying out complementary fit with the inclined-plane of described sieve plate body both sides, and the gap between two between crossbeam equals the width of sieve plate body just, also comprise a wedge, described wedge has the 3rd inclined-plane carrying out complementary fit with the second inclined-plane, and Quick fastening structure is provided with between described wedge and installation crossbeam, described Quick fastening structure comprises the screwed hole be arranged on installation crossbeam and the strip hole be located on wedge, described wedge is pressed on described installation crossbeam and is compressed by polyurethane sieve plate simultaneously by one screw, make the peak of upper surface higher than crossbeam of described sieve plate body, described wedge with between breach for vertical plane coordinates or for wedge-like engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310518011.4A CN103521441B (en) | 2013-10-29 | 2013-10-29 | A kind of Novel polyurethane sieve plate and mounting structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310518011.4A CN103521441B (en) | 2013-10-29 | 2013-10-29 | A kind of Novel polyurethane sieve plate and mounting structure thereof |
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| Publication Number | Publication Date |
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| CN103521441A CN103521441A (en) | 2014-01-22 |
| CN103521441B true CN103521441B (en) | 2016-03-30 |
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| CN201310518011.4A Active CN103521441B (en) | 2013-10-29 | 2013-10-29 | A kind of Novel polyurethane sieve plate and mounting structure thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111420871A (en) * | 2020-03-31 | 2020-07-17 | 中铁工程服务有限公司 | Screening equipment with screen capable of being replaced quickly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201866027U (en) * | 2010-11-30 | 2011-06-15 | 中国船舶重工集团公司第七○九研究所 | Directional rotation-preventing wedged locking device |
| CN202263720U (en) * | 2011-10-21 | 2012-06-06 | 河南威猛振动设备股份有限公司 | Sieve plate press mounting structure |
| CN202390112U (en) * | 2011-12-16 | 2012-08-22 | 中联重科股份有限公司 | Tower crane and attached frame tight-jacking device thereof |
| CN203030520U (en) * | 2012-12-21 | 2013-07-03 | 天津威德矿业设备有限公司 | Polyurethane screen plate with side fastening grooves |
| CN203620944U (en) * | 2013-10-29 | 2014-06-04 | 济南奥美联亚工矿设备有限公司 | Novel polyurethane sieve plate and installation structure thereof |
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- 2013-10-29 CN CN201310518011.4A patent/CN103521441B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201866027U (en) * | 2010-11-30 | 2011-06-15 | 中国船舶重工集团公司第七○九研究所 | Directional rotation-preventing wedged locking device |
| CN202263720U (en) * | 2011-10-21 | 2012-06-06 | 河南威猛振动设备股份有限公司 | Sieve plate press mounting structure |
| CN202390112U (en) * | 2011-12-16 | 2012-08-22 | 中联重科股份有限公司 | Tower crane and attached frame tight-jacking device thereof |
| CN203030520U (en) * | 2012-12-21 | 2013-07-03 | 天津威德矿业设备有限公司 | Polyurethane screen plate with side fastening grooves |
| CN203620944U (en) * | 2013-10-29 | 2014-06-04 | 济南奥美联亚工矿设备有限公司 | Novel polyurethane sieve plate and installation structure thereof |
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| CN103521441A (en) | 2014-01-22 |
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