A kind of powder recovering device being conveniently replaceable filter device
Technical field
The utility model relates to arrive powder assembling sphere, in particular to a kind of Powder Recovery dress for being conveniently replaceable filter device
It sets.
Background technique
It usually needs to drill to graphite product in graphite product processing and manufacturing workshop at present, the processing such as planing, sawing
Process can just produce standard compliant graphite product, but can generate a large amount of graphite dust in the process of graphite product and hang
It floats in the air of workshop, pollutes production environment, endanger the health of producers, and waste graphite resource.
Existing to can refer to the Chinese patent that Authorization Notice No. is CN204411905U, it discloses a kind of Powder Recovery dresses
It sets, recyclable device is by air inlet pipe, inlet plenum, upper face plate, filter screen, lower face plate, exhaust valve, exhaust pipe, soot cleaning valve, back-blowing
Pipe, unloading valve, ash bucket and cabinet composition, recyclable device cabinet design are cylinder, and top of the box is equipped with air inlet pipe, and air inlet pipe connects
Logical internal inlet plenum, inlet plenum are located at top of the box, and inlet plenum lower weld has upper face plate, fills between two adjacent upper face plates
There is filter screen, filtering sieve bottom is welded with lower face plate, and ash bucket is that the type of falling bucket is connected with the bottom of box, and exhaust is equipped at lower face plate
Pipe, exhaust pipe are equipped with exhaust valve, and it is reverse-blow pipe that branch pipe is connected on exhaust pipe.This kind of powder recovering device reduces reclaimer
Volume reduces weight of equipment and cost, easy to operate, operation and maintenance cost is low, reliable for operation, compact to design, structurally reasonable.
But above-mentioned this powder recovering device can not be replaced after filter screen damage, and then will lead to making for whole device
Declined with quality and is not available even.
Utility model content
The purpose of the utility model is to provide a kind of powder recovering devices for being conveniently replaceable filter device, have filter device
The advantages of damage is easily changed.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of powder recovering device being conveniently replaceable filter device, including cabinet and filtering arranged in the box body dress
It sets, wall box corresponds to and offers access hole at filter device position, is connected with maintenance door on the outside of access hole, filter device includes
Support plate and it is multiple be detachably fixed the filter bag for being connected to support plate lower surface, cabinet also divides close to two inner sidewalls of access hole
The sliding slot that access hole is extended in one end is not offered, and support plate two sides slide respectively is connected to sliding slot, and support plate upper end is slightly lower
In access hole upper end.
By using above scheme, when filter screen damage, openable access hole slides out support plate in cabinet, then
The filter bag for removing damage, is replaced, and is packed into close in cabinet by filter device again through access hole again after the completion of replacement and be examined
Door is repaired, structure is simple, and it is easy to operate, extend the service life of equipment entirety.
Preferably, maintenance door upper end is rotationally connected with wall box, and maintenance door lower end hasp is connected to wall box.
When overhauling to filter device, hasp only need to be opened when needing to open maintenance door by using above scheme,
Maintenance door can be easily opened, it is easy to operate.
Preferably, being also arranged with bag cage on the outside of filter bag, bag cage lower end is slightly above access hole lower end, and bag cage is detachably fixed company
It is connected to support plate.
By using above scheme, it is equipped with bag cage in filter bag outer sheath, bag cage can play a protective role to filter bag, moreover it is possible to
Play the role of positioning to filter bag, and bag cage is detachably fixed and is connected to support plate and can be convenient the disassembly of bag cage.
Preferably, cabinet is fixedly provided with air inlet pipe close to the lateral wall of access hole, air inlet pipe is set to below filter bag, air inlet
It manages and is also fixedly connected with the first exhaust fan far from cabinet one end.
By using above scheme, the gas of dust-laden can be pumped into cabinet by the first exhaust fan from air inlet pipe, and
By that dust can be made to isolate from below cabinet by filter bag, structure is simple, user for below air inlet pipe setting to filter bag
Just.
Preferably, cabinet is fixedly provided with escape pipe close to the lateral wall of access hole, escape pipe is set to above support plate, out
Tracheae is also fixedly connected with the second exhaust fan far from cabinet one end.
By using above scheme, the gas of dust-laden can be filtered by the filter bag below support plate, the gas of purification
Body then passes through the second exhaust fan and takes away from the escape pipe above support plate, and the mobility of the gas of quickening improves service efficiency.
Preferably, being additionally provided with more jet pipes above support plate, jet pipe is fixedly provided with multiple nozzles vertically downward, jet pipe
One end is also fixedly connected with air accumulator, and air accumulator is fixedly connected on the outside of cabinet.
By using above scheme, when needing to collect dust in cabinet, more jet pipes being set to above support plate
High pressure gas in air accumulator can be vertically ejected on filter bag by nozzle, thus by the dust on filter bag from filter bag supernatant
Reason is got off, and structure is simple, easy to use.
Preferably, being also fixedly connected with valve between jet pipe and air accumulator.
By using above scheme, by the on-off for the control jet pipe that the valve of setting can be convenient, so as to control
The shutdown of nozzle, and then can be realized the cleaning of convenient control filter bag, structure is simple, easy to operate.
Preferably, being fixedly provided with ash bucket below cabinet, ash bucket is in back taper.
By using above scheme, by being provided with the ash bucket of back taper below cabinet, convenient for convergence and can collect
The dust fallen from filter bag, structure is simple, easy to use.
Preferably, being also provided with discharge port below ash bucket, discharge port also slides the baffle for being connected with and capable of blocking discharge port.
By using above scheme, it is provided with discharge port below ash bucket, can be convenient the blanking of dust in ash bucket, and pass through
Baffle can also easily control the shutdown of discharge port, and structure is simple, easy to use.
To sum up, the utility model has the following beneficial effects:
1. openable access hole slides out filter device in cabinet, then removes the filter of damage when filter screen damage
Bag, is replaced, and filter device is packed into cabinet again through access hole again after the completion of replacement and closes maintenance door, structure
Simply, easy to operate, extend the service life of equipment entirety;
2. the gas of dust-laden can be filtered by the filter bag below support plate, the gas of purification then passes through the second exhausting
Machine is taken away from the escape pipe above support plate, and the mobility of the gas of quickening improves service efficiency;
3. when needing to collect dust in cabinet, being set to more jet pipes above support plate can will be in air accumulator
High pressure gas is vertically ejected on filter bag by nozzle, so that the dust on filter bag be cleared up from filter bag, structure is simple,
It is easy to use.
Detailed description of the invention
Fig. 1 is the overall structure diagram that powder recovering device is highlighted in embodiment;
Fig. 2 is the schematic diagram that access hole is highlighted in embodiment;
Fig. 3 is the perspective view of the explosion that filter device is highlighted in embodiment;
Fig. 4 is the diagrammatic cross-section for highlighting jet pipe in embodiment and supporting Board position;
Fig. 5 is the schematic diagram that air accumulator is highlighted in embodiment;
Fig. 6 is the diagrammatic cross-section that rectangular channel is highlighted in embodiment.
In figure, 1, rack;2, cabinet;21, access hole;22, maintenance door;23, sliding slot;24, air inlet pipe;241, the first exhausting
Machine;242, first motor seat;25, escape pipe;251, the second exhaust fan;252, the second motor cabinet;3, filter device;31, it supports
Plate;311, draw runner;312, through-hole;32, filter bag;33, bag cage;331, filter opening;4, dust-extraction unit;41, air accumulator;42, jet pipe;
421, nozzle;43, connecting tube;431, valve;5, ash bucket;51, discharge port;511, strip-shaped hole;512, rectangular channel;52, baffle.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment: a kind of powder recovering device being conveniently replaceable filter device, in conjunction with Fig. 1, including rack 1 and fixed company
The cabinet 2 being connected in rack 1.
Filter device 3 is additionally provided with inside cabinet 2 combined with Figure 1 and Figure 2, cabinet 2 is also opened at corresponding 3 position of filter device
Equipped with access hole 21, maintenance door 22 is additionally provided on the outside of access hole 21,22 upper end of maintenance door is rotationally connected with cabinet 2, and overhauls
22 lower end hasps of door are connected to cabinet 2.
In conjunction with Fig. 2 and Fig. 3, filter device 3 includes support plate 31, and 31 two sides of support plate are installed with draw runner 311, cabinet 2 with
Two adjacent inner sidewalls of access hole 21 also offer the sliding slot 23 cooperated with draw runner 311 respectively, and two sliding slots, 23 upper end is slightly below examined
21 upper end of mouth is repaired, multiple through-holes 312 are offered in support plate 31,31 bottom surface of support plate, which corresponds to, also distinguishes bolt at through-hole 312
It is connected with the filter bag 32 of multiple upper ends Yu 312 connection of through-hole, filter bag 32 is cylindrical and lower end seals, and 32 outside of filter bag is also arranged
There is bag cage 33,33 side wall of bag cage offers multiple filter openings 331, and 33 upper end of bag cage is also bolted in 31 bottom surface of support plate, and
33 lower end of bag cage is higher than 21 lower end of access hole, in use, 23 access hole 21 can be skidded off support plate 31 along the chute, thus by filter bag
32 taking-up access holes 21 carry out maintenance replacement.
In conjunction with Fig. 4, air inlet pipe 24, cabinet 2 and 21 phase of access hole are installed in the one side wall adjacent with access hole 21 of cabinet 2
Escape pipe 25 is installed on adjacent another side wall, air inlet pipe 24 is set to 32 lower section of filter bag and 24 outside of air inlet pipe and is also fixedly connected
There is the first exhaust fan 241, is also fixedly connected with first motor seat 242 at corresponding first exhaust fan, 241 position on the outside of cabinet 2, the
One exhaust fan 241 is fixedly connected on first motor seat 242, and escape pipe 25 is set on the outside of 31 top of support plate and escape pipe 25 also
It is fixedly connected with the second exhaust fan 251, is fixedly provided with the second motor cabinet at corresponding second exhaust fan, 251 position on the outside of cabinet 2
252, the second exhaust fan 251 is fixedly connected on the second motor cabinet 252.In use, the first exhaust fan 241 can be by the gas of dust-laden
It is pumped into inside cabinet 2 from air inlet 24, the second exhaust fan 251 can extract the gas of purification outside cabinet 2 from escape pipe 25 out.
In conjunction with Fig. 4 and Fig. 5, it is additionally provided with dust-extraction unit 4 above filter device 3, dust-extraction unit 4 includes air accumulator 41 and more
Root jet pipe 42, cabinet 2 are also fixedly connected with support base 26 on the side wall far from access hole 21, air accumulator 41 is fixedly connected on support
Seat 26, more jet pipes 42 are horizontally placed on 31 top of support plate, are installed with multiple nozzles 421 on jet pipe 42, nozzle 421 is set respectively
It is placed in the top of through-hole 312, more 42 one end of jet pipe are also fixedly connected on the side wall of cabinet 2 and extend 2 side wall of cabinet and common
It is connected with a connecting tube 43,43 lower end of connecting tube is also fixedly connected on air accumulator 41, is also fixedly connected with a valve in connecting tube 43
Door 431, in use, opening valve 431, the high pressure gas in air accumulator 41 can be ejected into through-hole by more sprays 42 respectively
In 312, to be ejected into filter bag 32, to make dust be detached from filter bag 32 under the dust spray on filter bag 32, when needing to close
When air accumulator 41, closing valve 431 be can be realized.
In conjunction with Fig. 5 and Fig. 6, ash bucket 5 is installed with below cabinet 2, ash bucket 5 is in back taper, offers discharge port below ash bucket 5
51,51 side of discharge port offers strip-shaped hole 511, baffle 52 is inserted in strip-shaped hole 511, discharge port 51 is close to strip-shaped hole 511
Two inner sidewalls on offer rectangular channel 512 respectively, 52 liang of side slips of baffle are connected to rectangular channel 512, in use, gear can be extracted
Plate 52 makes the dust in ash bucket 5 fall from discharge port 51.
The course of work: in use, dusty gas is evacuated in cabinet 2 by the first exhaust fan 241 from air inlet pipe 24, ash-laden gas
Body is filtered in cabinet 2 by filter bag 32, and adsorbing powder dust is in 32 outer surface of filter bag, and the gas of purification is from the through-hole in support plate 31
312 outflows, then from escape pipe 25 are drawn to cabinet 1 for the gas of purification by the second exhaust fan 251, when needing to collect powder
When dirt, the first exhaust fan 241 and the second exhaust fan 251 are closed respectively, are then opened valve 431, are made the high pressure in air accumulator 43
Gas is ejected into filter bag 32 by nozzle 421, and the dust being adsorbed on filter bag 32 is fallen to ash bucket by high pressure gas
5, it opens the baffle 52 on discharge port 51 finally to open discharge port 51, collects dust, when needs overhaul or replace filter
When bag 32, maintenance door 22 can be opened, support plate 31 is then slid out into access hole 22, and dismantles lower filter bag 32 and replaces.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.