CN2331445Y

CN2331445Y - Vibration sieving filter

Info

Publication number: CN2331445Y
Application number: CN 98240901
Authority: CN
Inventors: 李天章; 白学亭
Original assignee: Di Zhixu
Current assignee: Di Zhixu
Priority date: 1998-09-23
Filing date: 1998-09-23
Publication date: 1999-08-04
Anticipated expiration: 2008-09-23

Abstract

The utility model relates to a vibration sieving filter which comprises a dust cap 1 and a fixed holding body 13 of a screen mesh, wherein the dust cap 1 is formed by punching a whole steel plate without weld seams, so material flows fluently; the cross section of the fixed holding body 13 of a screen mesh forms a Z shape, and the middle part of the fixed holding body 13 is provided with a groove 13D; a screen mesh 11 is covered on the fixed holding body 13 and is fixed in the groove 13D by a fastening ring 17. The utility model has the advantages that the screen mesh is rapid and convenient to assemble and disassemble, any repair piece for the screen mesh does not need to be stored, the weight is reduced, the cost is decreased, and the noise in use is reduced. Thereby, the vibration sieving filter is widely suitable for sieving and filtering powder particles and mucus in foodstuff industry, medicine industry, chemical engineering industry, plastic industry, paper making industry, abrasive material industry, coating material industry, glass industry, etc.

Description

The vibrosieve filter

The utility model relates to a kind of filtration machinery, particularly a kind of vibrosieve filter.

Screening at material is filtered in the operation, often uses the screening of oscillatory type to filter machinery, and it can sieve and filter powder, MS, the wide efficient height of purposes.One of significant points of vibrosieve filter is the fixing of screen cloth and support position, and this position of prior art products is heavy, dismounting is inconvenient, screen cloth holding body spare unit requirement is big, at other parts such as dust cap similar shortcoming is arranged also.A kind of structure is disclosed in Chinese patent CN2066771U ternary multilayer vibration filter, the cross section of its screen cloth holding body is the L type, bore the upright opening tapping at the base groove place, have respective aperture on the signature bar, the screen cloth that covers on the holding body end face is fastened in the groove of this holding body with giving as security bar and screw.This structure has been improved the fixing and supporting structure of screen cloth, has made things convenient for dismounting, has increased the useful life of screen cloth, has also reduced and has manufactured cost.But still have its inconvenience to locate,, must operate with specific purpose tool and professional as when needing the dismounting draping, can tighten the wire side of screen cloth, and the user can't change screen cloth voluntarily, still must prepare many screen cloth holding bodies, make troubles to the user, when sieve breakage need be changed, the off-time was longer; This holding body is made through machined into by forging, and weight is big, cost is high, installs and cleans inconvenience; The big noise of load is higher during operation, has limited the screening throughput of filtration.In addition, the screening filter of prior art, its dust cap are Welding Structure, and at the solder joint place, material stream passed is not smooth, and the manufacture technology complexity, the cost height.

The utility model purpose provides and a kind ofly makes the screen cloth easy installation and removal, the screen cloth holding body is light and manufactures vibrosieve filter easily, and it can improve above-mentioned prior art weak point.

The purpose of this utility model realizes by following technical scheme.This vibrosieve filter comprises dust cap and screen cloth holding body, and dust cap is positioned at the top of this vibrosieve filter, is made of charging aperture and dust excluding plate, and the edge of this dust excluding plate contacts with the top of upper ledge, by the tuftlet ring the two is solidly installed.This screen cloth holding body is clamped between upper and lower two frames, by big beam ring the three is solidly installed; Above-mentioned is single-deck screen, also can be multi-deck screen, and the two structure is similar, the utility model improvement place has three: 1, this screen cloth holding body is light-duty Z-section screen cloth holding body, and its adopts monoblock steel plate punch process to make, in light weight than the forging holding body, it is low to manufacture cost, its cross section is Z-shaped, comprise middle top and bottom, and the top is a level, as fixing and supporting this screen cloth to use, the middle part is vertical component is connected the top with the bottom, and the bottom is a level, as by the usefulness of framework clamping.Screen cloth can stick with glue the top that is connected on this holding body, and therefore, the thicker screen cloth of the screen cloth of any order and silk footpath all can use.Compared with prior art its advantage is: 1. in light weight, and be easy to dismounting, cleaning, and can reduce noise, reduce operating load, improve output.2. manufacture technology is simple.3. processing cost reduces.2, the net holding body that stretches tight fast, its cross section also is Z-shaped, have two grooves at the middle part of this holding body, this screen cloth covers the top of holding body, with its edge vertical center of turning back, be fastened in this groove with the part of turning back of two bunching rings, thereby this screen cloth is fixed, form the net holding body that stretches tight fast screen cloth.The method of fixing this screen cloth is the top that earlier screen cloth is covered this holding body, with the turn back groove at middle part of the redundance of screen cloth, with bunching ring the screen cloth in the lower recess is compressed earlier, with top bunching ring the screen cloth in the top groove is pushed down again, bunching ring is tightened, thereby reach and fixedly tighten sieve mesh, need not specific purpose tool during operation, need not the professional, machine is operated outward, quick construction, do not delay production, since fixing in groove with bunching ring, make this screen cloth holding body can select the screen cloth of any mesh and thick diameter for use, also can be by the instant draping of customer requirements.The assembling of screen cloth can adopt individual layer net, primary and secondary net or Double-level Reticulated all can.

Stretching tight the net holding body fast also can be as the dress screen cloth instrument of light-duty Z-section screen cloth holding body.Method is with this net holding body that stretches tight fast screen cloth to be fixed thereon earlier, tighten the screen cloth wire side, adopt jelly bonding then, bonding with the screen cloth wire side of tightening diameter less than another light-duty Z-section screen cloth holding body of this net holding body that stretches tight fast, when adhesive strength reaches requirement, unclamp the bunching ring on this net holding body that stretches tight fast, take off bonding screen cloth and another light-duty Z-section screen cloth holding body, remove unnecessary screen cloth and get final product.Adopt and stretch tight the net holding body fast compared with the prior art, following advantage is arranged:

1. need not specific purpose tool and the professional can change screen cloth rapidly, be convenient to dismounting and clean, reduce spare unit,

2. holding body can reuse,

3. the processing technology of holding body is simple, save time,

4. processing cost is low, the stock utilization height,

5. in light weight, 1/3rd of the shortage in weight forging holding body weight of the utility model holding body reduces the living load when using, and reduces noise.

3, in addition, the dust cap of this vibrosieve filter, existing goods are that charging aperture and dust excluding plate are welded together, charging aperture is rolled into tubular by steel plate, welding is made, and dust excluding plate itself also is welded for being rolled by welding of polylith plate or monolithic fanning strip, because weld seam exists, easily vibrate cracking during work, and the fluency that ectocrine stream passes through, and processing time consuming are example with the dust cap of 800 millimeters of diameters, making man-hour is 8-12 man-hour, and utilization rate of raw materials is also lower.In the utility model it is changed into by a steel plate punching stretch forming and making, appearance looks elegant, no solder joint, weld seam make the logistics smoothness, and performance improves, and dust cap solderless spotweld is difficult for crackle, and the utilization rate of raw materials height is produced man-hour and is reduced.

In sum, the utility model has adopted the screen cloth holding body and the net holding body that stretches tight fast of the light-duty Z-section that punching press makes, make the dismounting of screen cloth efficient and convenient, significantly reduced idle cost, holding body can reuse, and has reduced the deposit of spare unit, processing technology is simplified, material economy, product weight alleviate consumption of power and reduce, and noise reduces.In addition, dust cap makes integrated member into by the split assembling, has both improved the unobstructed property that logistics flows through, and improves its durability again and reduces cost of manufacture.The utility model is suitable for the solid powder/particle of various industries such as food, medicine, chemical industry, plastics, papermaking, abrasive material and the classified filtering of mucus uses.

Do concrete introduction with embodiment below.

Fig. 1 is a structural representation of the present utility model,

Fig. 2 is an A place enlarged drawing among Fig. 1,

Fig. 3 is the structure chart of light-duty Z-section screen cloth holding body of the present utility model,

Fig. 4 is the structure chart of the net holding body that stretches tight fast of the present utility model,

Fig. 5 be B among Fig. 4 to view,

Fig. 6 is dustproof cover structure figure of the present utility model.

As Fig. 1,2 is the structural representation of the utility model ternary vibrosieve filter, be that three layers of screening are filtered, dust cap 1 is positioned at the top, with tuftlet ring 2 dust cap 1 and the top that is the upper ledge 3 of Contraband channel-section are tightened together, screen cloth holding body 13 is housed between the top of the bottom of upper ledge 3 and center 4, punched-plate 15 also can be equipped with in holding body 13 belows, by big beam ring 7 three and punched-plate are tightened together, subnet 11 and female net 12 are housed on this screen cloth holding body 13, below each layer similarly, during use, drive by vibrating motor 18, lower

heavy punch

16,19 rotate, at support 9, under the supporting of spring 8, by vibrating body 17 vibration is reached holding body 13, material is from charging aperture 10, through subnet 11, flow to down one deck after female net 12 screenings, each layer all has discharging opening 6 dischargings, and the baton round 14 on the punched-plate 15 is used for clearing up the mesh of screen cloth.As Fig. 3 is the sectional structure of light-duty Z-section screen cloth holding body 13, top 13A is a level, bottom 13C also is a level, middle part 13B is vertical and links to each other with top 13A, bottom 13C, screen cloth can be subnet 11 and female net 12, female net 12 is that thick order is in order to support subnet 11, be bonded on the 13A of top, subnet is that detailed catalogue is tiled in mother on the net, big palpulus enough makes and itself is compressed by the bottom 13C of upper ledge 3 with the screen cloth holding body, and bottom 13C is clamped between the top of the bottom of upper ledge 3 and center 4.As Fig. 4,5 structure charts for the net holding body that stretches tight fast, have two groove 13D on the middle part 13B of the holding body 13 of Z-section, female net 12 is bonded on the 13A of top, subnet 11 covers on female net 12, the redundance central slot 13D place that turns back comes fastening by screw 17A subnet 11 with bunching ring 17 (only illustrating among Fig. 4).Therefore, adopt the holding body in the utility model, when the vibrosieve filter needs multiple fineness, need only the bigger holding body of a tool order number, can change fine-structure mesh at any time, and the screen cloth holding body that needn't standby many order numbers wait.And use the net holding body that stretches tight fast, and can change screen cloth at any time, need not professional and specific purpose tool.As Fig. 6 is the structure chart of dust cap 1, and this dust cap comprises that charging aperture 1A and dust excluding plate 1B constitute, operation such as draw by a flitch through punching and make, the edge 1C of dust excluding plate 1B be straight portion so that clamping to upper ledge 3 places shown in Figure 1.

Claims

1, a kind of vibrosieve filter, comprise dust cap (1) and screen cloth holding body (13), dust cap (1) is positioned at the top of this filter, the edge of its dust excluding plate (1C) contacts with the top of upper ledge, by little beam ring (2) the two is fixed together, screen cloth holding body (13) is clamped in up and down between two frames, by big beam ring (7) three is fixed together, it is characterized in that: the cross section of described screen cloth holding body (13) is Z-shaped, comprise top (13A), middle part (13B) and bottom (13C), by the middle part top and bottom are connected together, screen cloth is contained on this screen cloth holding body (13).

2, vibrosieve filter according to claim 1 is characterized in that: the top, cross section (13A) of described screen cloth holding body (13) is for level, and described screen cloth is to stick with glue on the top (13A) that is connected on this holding body.

3, vibrosieve filter according to claim 1, it is characterized in that: have two grooves (13D) at the middle part of described holding body, screen material covers the top of holding body (13), the redundance of screen material two grooves (13D) of turning back to the middle part are located, and with two bunching rings (17) screen material are fastened in this groove (13D).

4, vibrosieve filter according to claim 1 is characterized in that: described holding body (13) is made by the monoblock steel plate.

5, vibrosieve filter according to claim 1 is characterized in that: described dust cap (1) is made by the monoblock steel plate.

6, vibrosieve filter according to claim 1 is characterized in that: described vibrosieve filter is single-layer type or multiple field vibrosieve filter.