CN201266142Y

CN201266142Y - Automatic liming apparatus

Info

Publication number: CN201266142Y
Application number: CNU2008201468470U
Authority: CN
Inventors: 罗刚
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2008-08-26
Filing date: 2008-08-26
Publication date: 2009-07-01
Anticipated expiration: 2018-08-26

Abstract

An automatic dust feeding device comprises a dust feeder 1 and a vibrator fixedly connected with the dust feeder 1. The dust feeder 1 comprises a dust storing cavity 16, a dust delivering rotary wheel 13 which is positioned below the dust storing cavity 16 with uniform rotation and a dust discharge nozzle 14 positioned below the dust delivering rotary wheel 13, wherein the dust delivering rotary wheel 13 is provided with grooves 21 which are evenly distributed along the circumferential direction, and the dust storing cavity 16, the dust discharging nozzle 14 are both communicated with the grooves 21. Since the vibrator is fixedly connected with the dust feeder 1, the vibrator can drive the dust feeder to vibrate; and because of rotating uniformly, dust delivering rotary wheel 13 can deliver the dust uniformly from the dust discharging nozzle 14. The automatic dust feeding device can realize uniform dust feeding.

Description

A kind of apparatus for ash that adds automatically

Technical field

The utility model relates to a kind of air cleaner test unit, especially, the utility model relate to a kind of be used for the air cleaner test unit add apparatus for ash automatically.

Background technology

On automobile, the effect of air cleaner is the dust that filters in the air inlet, prevents that dust from entering into engine, so air cleaner is the embodiment of its performance to the filtration capacity of dust.In the air cleaner filtration test, one end of air cleaner connects the suction condition that vacuum pump comes simulated engine, a certain amount of dust is added with the other end inlet of certain speed from air cleaner, with the dust-laden state of simulated air filter cleaner air inlet.Therefore, in air cleaner test, the ash amount that adds when adding ash, the speed etc. that adds the homogeneity of ash and add ash will directly have influence on the accuracy of air cleaner performance test, judge for the quality of air cleaner to play a significantly greater role.So the ash of how controlling when adding ash that adds is measured, is added the homogeneity of ash and adds the crucial part that grey speed is the air cleaner test.

Traditional air cleaner test adds grey mode for manually adding ash.Weigh up the used dust of test with crucible, in the slow with one's hands slow inlet that adds air cleaner to, up to off-test.Though this mode can be added a certain amount of dust, it is inhomogeneous to add ash in entire test, causes the accuracy of testing on the low side, and then influence is judged the quality of air cleaner.Manually add the requirement that grey mode does not obviously satisfy present empty filter performance test.

Summary of the invention

The utility model proposes at the problems referred to above, and the purpose of this utility model provides a kind of apparatus for ash that adds automatically, and this device can realize adding uniformly ash.

Automatically the apparatus for ash that adds of the present utility model, comprise add grey device 1 and with add the Vib. that grey device 1 is fixedlyed connected; Add grey device 1 comprise the grey chamber 16 of storage, be positioned at storage 16 belows, grey chamber can uniformly rotate send grey runner 13, and be positioned at the ash discharge mouth 14 that send grey runner 13 belows, describedly send grey runner 13 to be provided with along circumferential equally distributed groove 21, the grey chamber 16 of described storage, ash discharge mouth 14 all communicate with groove 21.

The beneficial effects of the utility model are: since Vib. with add grey device 1 and fixedly connected, Vib. drives and adds grey device 1 vibration, is uniform rotation owing to sending grey runner 13 simultaneously, so dust can be sent from ash discharge mouth 14 uniformly.Therefore this device can realize adding uniformly ash.

Description of drawings

Fig. 1 is the synoptic diagram that adds the main perspective degree of apparatus for ash automatically;

Fig. 2 is the synoptic diagram that adds the depression angle of apparatus for ash automatically;

Fig. 3 adds adding of apparatus for ash grey device automatically along the cut-open view of A-A direction among Fig. 1;

Fig. 4 adds adding of apparatus for ash grey device automatically along the cut-open view of B-B direction among Fig. 2;

Fig. 5 adds the cut-open view of the thrower of apparatus for ash along C-C direction among Fig. 2 automatically;

Fig. 6 is the front view that send grey runner that adds apparatus for ash automatically;

Fig. 7 adds the cut-open view of the grey runner of sending of apparatus for ash along D-D direction among Fig. 6 automatically.

Embodiment

To shown in the accompanying drawing 7, the apparatus for ash that adds automatically of present embodiment comprises and adds grey device 1, vibrating motor 2, thrower 3, spring 4, bearing 5 and tracheae 6 as accompanying drawing 1.

Adding grey device 1 comprises and adds grey device body 11, adds tepetate 12, send grey runner 13, ash discharge mouth 14 and stepper motor 15.Adding grey device body 11 tops has the grey chamber 16 of a storage, and storing up 16 bottoms, grey chamber is taper, is not trapped in the grey chamber 16 of storage to guarantee dust; A straight down and through hole 17 that link to each other with the grey chamber of storage bottom centre is arranged at the bottom that adds grey device body, and the cross sectional shape of through hole 17 is a rectangle; The bottom that adds grey device body 11 also has two cylindrical holes that intersect vertically with square through hole 17, is respectively cylindrical hole 18 and small sircle hole 19, cylindrical hole 18 and the small sircle hole 19 relative both sides that are distributed in square through hole 17, and their arranged coaxial; Send grey runner 13 to be installed in cylindrical hole 18 and the small sircle hole 19, send grey runner 13 to be step structure, its end difference 13a cooperates installation with small sircle hole 19, and its end difference 13b cooperates installation with cylindrical hole 18, and the diameter T of end difference 13b is greater than the cross-sectional length P of square through hole 17; Also has an air hole 20 that communicates with square through hole 17 in the bottom that adds grey device body 11 than cylindrical hole 18 low positions; Stepper motor 15 is installed in and adds on the grey device body 11, and the rotating shaft of stepper motor 15 is installed in the center pit that send grey runner 13, and makes them fixedly connected by screw, send grey runner 13 to rotate under the drive of stepper motor 15.Have eight along the circumferential equally distributed groove 21 of runner at an end that send close end difference 13a on the end difference 13b of grey runner 13, groove 21 is along sending the length S of grey runner 13 axis directions identical with the cross-sectional width Q of through hole 17.Ash discharge mouth 14 is by being threaded onto the bottom that adds grey device body 11, and ash discharge mouth 14 is connected with through hole 17.

Vibrating motor 2 is installed to by bolt and adds on the grey device body 11.

Spraying grey device 3 is made up of compressed air inlet 31, dust-absorbing mouth 32, ash spraying port 33.Compressed air inlet 31 links to each other with compressed air gas source, and dust-absorbing mouth 32 links to each other with the ash discharge mouth 14 that adds grey device 1 by tracheae 6.

Add grey device body 11 around have four to stretch out end 22, also have on the bearing 5 four stretch out accordingly 23, four springs 4 in end be installed in respectively add grey device body 11 stretch out the stretching out between the end 23 of end 22 and bearing 5.Spring 4 plays resiliency supported, can support to add grey device 1, can prevent to add the vibration transfer of grey device 1 again to bearing 5.

During test, getting the used dust of a certain amount of test joins in the grey chamber 16 of storage, cover and add tepetate 12, start stepper motor 15 and vibrating motor 2, vibrating motor 2 runnings produce vibration, since vibrating motor 2 with add grey device body 11 and fixedly connected, the vibration of vibrating motor 2 drives and adds grey device 1 vibration, the dust that stores up in the grey chamber 16 drops in the groove 21 that send grey runner 13 under the effect of vibrating.Send grey runner 13 simultaneously under the drive of stepper motor 15,, sent the groove 21 of grey runner 13 being with down commentaries on classics from storing up grey chamber 16 fallen dusts like this, and drop to the bottom of through hole 17 with certain rotational speed.

The compressed air inlet 31 of spraying grey device 3 links to each other with compressed air gas source, and pressurized air enters the grey device 3 of spray and from ash spraying port 33 from compressed air inlet 31 and sprays, and therefore can produce negative pressure at dust-absorbing mouth 32 places.Because dust-absorbing mouth 32 links to each other with ash discharge mouth 14 usefulness tracheaes 6, and ash discharge mouth 14 communicates with the bottom of through hole 17, the bottom of through hole 17 communicates with air hole 20, air hole 20 communicates with atmosphere, so the air pressure at dust-absorbing mouth 32 places is lower than the air pressure at air hole 20 places, air from air hole 20 enter through hole 17 the bottom and with from sending grey runner 13 to send the dust that gets off to mix, enter ash spraying port 33 through ash discharge mouth 14, tracheae 6 and dust-absorbing mouth 32, dust further mixes with pressurized air and ejects in company with pressurized air in ash spraying port 33.

In process of the test, because driving, vibrating motor 2 adds grey device 1 vibration, simultaneously owing to send grey runner 13 under the driving of stepper motor 15, to carry out uniform rotation, can enter into the bottom of through hole 17 equably and finally eject from the ash spraying port 33 that sprays grey device 3 with pressurized air so store up dust in the grey chamber 16, promptly this adds apparatus for ash automatically and can realize adding uniformly ash.In addition, because the speed of stepper motor 15 can be regulated, therefore sending the grey speed of sending of grey runner 13 also can regulate, also is adjustable so this adds adding of apparatus for ash grey speed automatically, can regulate according to the needs of test add grey speed.

Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.

Claims

1, a kind of apparatus for ash that adds automatically is characterized in that: comprise add grey device (1) and with add the Vib. that grey device (1) is fixedlyed connected; Add grey device (1) comprise storage grey chamber (16), be positioned at below, the grey chamber of storage (16) can uniformly rotate send grey runner (13), and be positioned at the ash discharge mouth (14) that send grey runner (13) below, the described grey runner (13) that send is provided with along circumferential equally distributed groove (21), and the grey chamber of described storage (16), ash discharge mouth (14) all communicate with groove (21).

2, the apparatus for ash that adds automatically as claimed in claim 1, it is characterized in that: add grey device (1) and comprise and add grey device body (11), store up grey chamber (16) and be positioned at the top that adds grey device body (11), be provided with in the bottom that adds grey device body (11) and vertically arranged cylindrical hole in the grey chamber of described storage (16) (18) and the ash discharge mouth (14) that is positioned at cylindrical hole (18) below, send grey runner (13) to be installed in the cylindrical hole (18); Add and also be provided with the through hole (17) that is communicated with storage grey chamber (16), cylindrical hole (18) and ash discharge mouth (14) in the grey device body (11).

3, the apparatus for ash that adds automatically as claimed in claim 2 is characterized in that: bottom, the grey chamber of described storage (16) is taper.

4, the apparatus for ash that adds automatically as claimed in claim 1 is characterized in that: describedly send groove (21) on the grey runner (13) along sending the length of grey runner (13) axis direction identical with the cross-sectional width of through hole (17).

5, the apparatus for ash that adds automatically as claimed in claim 1 is characterized in that: also comprise driving the actuator that send grey runner (13) to rotate, described actuator is stepper motor (15).

6, the apparatus for ash that adds automatically as claimed in claim 1 is characterized in that: described Vib. is vibrating motor (2).

7, the apparatus for ash that adds automatically as claimed in claim 1 is characterized in that: also comprise being arranged in adding grey device (1) bearing (5) on every side, the described grey device (1) that adds is fixed on the bearing (5) by spring (4).

8, the apparatus for ash that adds automatically as claimed in claim 1, it is characterized in that: also comprise spray grey device (3), the grey device of described spray (3) comprises compressed air inlet (31), the dust-absorbing mouth (32) that links to each other with ash discharge mouth (14) and ash spraying port (33), and described compressed air inlet (31) is connected with compressed air gas source.