CN209452469U - A kind of packed mortar product entrucking point dust-extraction unit - Google Patents

Abstract

The utility model relates to a kind of packed mortar product entrucking point dust-extraction units, belong to the technical field of dry-mixed mortar production dedusting, including hoisting platform, it is vertical on hoisting platform to be fixedly arranged on, telescopic ventilation duct and the dust hood being tightly connected with ventilation duct, two secondary dust hoods that dust hood has a main dust hood and is connected with main dust hood, two secondary dust hoods are symmetrically disposed on the both ends of main dust hood, the entrucking point of the equal faced downwards of suction inlet of main dust hood and two secondary dust hoods opens up, rectangle back bucket of the main dust hood across haulage vehicle, it is wide across the bucket for the rectangle back bucket that distance is greater than haulage vehicle, driving ventilation duct elongation when moving upwards is provided on hoisting platform, shortening when moving downward, to change driver of the main dust hood apart from ground level.The utility model has the advantages that dust hood height is adjustable, it can adapt to the haulage vehicle of bucket type after current rectangle, meet actual entrucking scene, dust removing effects are ideal.

Description

A kind of packed mortar product entrucking point dust-extraction unit

Technical field

The utility model relates to the technical fields of dry-mixed mortar production dedusting, fill more particularly, to a kind of packed mortar product Vehicle point dust-extraction unit.

Background technique

With the rapid development of economy, construction scale of projects is more huge.In project building construction, a large amount of sand is needed Slurry, since mortar amount demand is larger, construction site can not be prepared in situ, it is therefore desirable to which dry-mixed mortar manufacturer provides premix Manufactured dry-mixed mortar, after pack transport to construction site, then scene added water and stirred into mortar product carry out using.

In dry-mixed mortar production stations, premix is stirred to dry powder raw material, is fed directly to after pack by conveyer To vehicle on, still, when packed dry-mixed mortar falls in vehicle wagon box and is stacked in wagon box from conveyer, meeting A large amount of dust is generated, certain environmental pollution is caused to place.Currently, it is directed to such situation, it generally can be in the upper of entrucking point Side's installation dust hood carries out absorption processing to dust.

Prior art among the above has the following deficiencies:

1, since the different design of dust-extraction unit closes scene reality, for example, the rectangle back bucket of haulage vehicle is generally rectangular cross-section, A suction inlet is relied solely on to be difficult to accomplish targetedly to carry out effective dedusting to entrucking point；

2, the height and position of dust hood is fixed, and can not adapt to the entrucking of a variety of haulage vehicles completely, it may appear that dust hood Height of the suction inlet apart from rectangle back bucket is too low or too high, is unable to reach preferable dust removing effects.

Utility model content

The purpose of the utility model is to provide a kind of packed mortar product entrucking point dust-extraction units, its advantage is that dust hood is high It spends adjustable, can adapt to the haulage vehicle of bucket type after current rectangle, meet the actual entrucking scene of packed dry-mixed mortar, there is needle More effective dedusting is carried out to entrucking point to property.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of packed mortar product Entrucking point dust-extraction unit, be located at hoisting platform above entrucking point including one, be fixedly arranged on the hoisting platform it is vertical, can Flexible ventilation duct and the dust hood being tightly connected with ventilation duct, the dust hood have a main dust hood and with main dust suction The secondary dust hood of two to be connected is covered, two secondary dust hoods are symmetrically disposed on the both ends of the main dust hood, the main suction The entrucking point of the equal faced downwards of suction inlet of dust hood and two secondary dust hoods opens up, and the main dust hood is across haulage vehicle Rectangle back bucket, the bucket for being greater than the rectangle back bucket of haulage vehicle across distance is wide, is provided with described in driving on the hoisting platform Shortening when ventilation duct is extended, moved downward when moving upwards, to change driver of the main dust hood apart from ground level.

By using above-mentioned technical proposal, rectangle back bucket of the main dust hood across vehicle, two main suctions of secondary dust hoods cooperation Dust hood can preferably cover the rectangle back bucket of vehicle, packed dry-mixed mortar can be fallen into the dust raised after vehicle back bucket It absorbs；It is telescopic by the way that ventilation duct to be arranged to, and driver is cooperated to enable the height up and down adjustment of winner's dust hood, To adapt to the back bucket height of different size vehicle, the technical solution of the utility model is according to the actual entrucking of packed dry-mixed mortar Scenario Design targetedly can carry out dust absorbing, assimilation effect by the haulage vehicle to bucket type after rectangle at entrucking point Preferably.

The utility model is further arranged to: the driver is hoist engine, and hoist engine is provided with two and is fixed on institute It states on hoisting platform, the traction rope of the hoist engine is fixedly connected on the side wall of the main dust hood after the hoisting platform On.

By using above-mentioned technical proposal, when two hoist engines are switched on, traction rope is rolled-up, and it is flat to be able to drive main dust hood Quietly move up and down.

The utility model is further arranged to: if spaced set has along the vertical direction on the two sides tube wall of the ventilation duct Dry guide ring, has been oppositely disposed a pair of of lifting lug on the side wall of the main dust hood two sides, and the traction rope of the hoist engine is from upper It is passed down through the guide ring, the draw hook of the hoist engine is hooked on the lifting lug.

By using above-mentioned technical proposal, it is vertical that ventilation duct is able to maintain by the guide ring of setting, ventilation duct is avoided to send out Raw distortion guarantees that ventilation duct inner ventilation is smooth, and the setting of a pair of of lifting lug can be convenient the installation and removal with draw hook.

The utility model is further arranged to: the ventilation duct is rectangular bellows.

It is on the one hand convenient to be docked with main dust hood using rectangular bellows by using above-mentioned technical proposal, another party Its retractility for having of face, can facilitate change length, to change the height of main dust hood.

The utility model is further arranged to: the main dust hood and secondary dust hood are all made of rectangular tubular structure.

By using above-mentioned technical proposal, major and minor dust hood uses rectangular tubular structure, rectangular on the one hand in structure The easy abutting joint of tube capacity；On the other hand, the suction inlet of rectangular tubular structure is big compared to the suction air volume of round tubular structure.

The utility model is further arranged to: the end of the main dust hood and the end of two secondary dust hoods connect It is logical, to surround the rectangular frame structure of openings at one side.

By using above-mentioned technical proposal, the rectangular frame structure for the openings at one side that major and minor dust hood surrounds can be compared with Bucket type vehicle after good adaptation rectangle, in actual work, the dust suction coverage area of major and minor dust hood can cover rectangle back bucket Partial region, the dust raised on vehicle can be effectively absorbed.

The utility model is further arranged to: being connected in the middle part of the end of the main dust hood and two secondary dust hoods It is logical, to surround the I-shaped tower structure of both sides opening.

By using above-mentioned technical proposal, major and minor dust hood forms I-shaped tower structure, symmetrical design one The structural stability of major and minor dust hood can be enhanced in aspect；On the other hand, main dust hood is connected to secondary dust hood at middle part, phase Than being connected in end, the wind-force of secondary dust hood two sides is more uniform, powerful, more efficiently can absorb to dust, Improve pick-up performance.

The utility model is further arranged to: the length of the main dust hood is 2.5m, and the length of the pair dust hood is 1.2m。

By using above-mentioned technical proposal, the Design of length of major and minor dust hood needs to meet actual entrucking scene, according to Vehicle Industry standard, " four after the first two " loose with sides of standard, container length is about 4.2m, and width is about 2.06m, standard " eight after preceding four " lorry, container length is about 9.6m, and width is about 2.3m, in order to adapt to many types of lorry, selection master The length of dust hood is 2.5m, and the length of secondary dust hood is 1.2m, after capable of guaranteeing that major and minor dust hood can cover lorry in this way One piece of rectangular area of bucket, due to being the stacking of one pile of a pile when packed dry-mixed mortar entrucking, vehicle needs are being carried out It is moved after the stacking of one piece of rectangular area, then carries out the stacking of subsequent region, the length of secondary dust hood selects 1.2m, meets reality The entrucking scene on border.

The utility model is further arranged to: when the ventilation duct is in maximum elongation state, the main dust hood away from Height from the ground is 3.5m, and the collapsing length of the ventilation duct is 1m.

By using above-mentioned technical proposal, from the point of view of according to standard open freight car " eight after preceding four ", vehicle distances ground is high Degree is 1.4m, and height of hauling goods is 2.6m, and adding up to height is 3.8m, and the height of 3.8m is also the maximum allowed in highway communication method Highly, therefore by the maximum height of dust hood it is designed as 4.5m, can guarantees more appropriate distance, it is ensured that good dust suction effect Fruit can change the height of main dust hood by telescopic ventilation duct, adapt to the vehicle of different size, guarantee suitable Height effectively absorbs dust.

The utility model is further arranged to: being provided with vibrator on the outer wall of the main dust hood and/or secondary dust hood.

By using above-mentioned technical proposal, dust suction after hours, still suffers from dirt accumulation on the inner wall of dust hood, After blower stops, the dust accumulated on dust hood can descend slowly and lightly in air, contaminated site environment, by installing vibrator, After dust suction, vibrator can be opened and the dust on dust hood inner wall is absorbed while being beaten to complete to dust suction The cleaning of dust on the inner wall of cover.

In conclusion the advantageous effects of the utility model are as follows:

1, effective dust suction can be carried out according to actual entrucking environment by the main dust hood of setting and secondary dust hood It receives, and electric energy will not be wasted, protect space enrironment, meet environmental protection standard, dust hood is connected by telescopic ventilation duct, Ventilation duct height is adjustable, so that dust hood adapts to the haulage vehicle of different size, guarantees suction inlet apart from entrucking point Height, it is ensured that absorbability of the suction inlet to the fugitive dust in range；

2, major and minor dust hood specification is rationally designed according to actual haulage vehicle specification and live entrucking scene, Guarantee that dust can be efficiently absorbed in entrucking；

3, vibrator is set on dust hood, double absorption can be carried out to the dust accumulated on dust hood after shutdown, Avoid as after shutting down dust descend slowly and lightly caused by secondary pollution to place.

Detailed description of the invention

Fig. 1 is the overall structure diagram of embodiment one；

Fig. 2 is the dust hood of embodiment one and the structural schematic diagram that hoist engine combines；

Fig. 3 is the structural schematic diagram of the dust hood of embodiment one；

Fig. 4 is the schematic diagram that dust hood and rectangle back bucket positional relationship are embodied in embodiment one；

Fig. 5 is the structural schematic diagram of dust hood in embodiment two.

In figure, 1, hoisting platform；2, ventilation duct；3, dust hood；31, main dust hood；32, secondary dust hood；4, reinforcement arm；5, Hoist engine；51, traction rope；52, draw hook；6, lifting lug；61, guide ring；7, strengthening rib strip；8, vibrator；9, transporter；10, Haulage vehicle；101, rectangle back bucket.

Specific embodiment

Embodiment one

It referring to Fig.1, is that a kind of dry-mixed mortar disclosed by the utility model packs instant dust-extraction unit of getting on the bus, the dust-extraction unit Including a hoisting platform 1, ventilation duct 2 and the dust hood 3 being tightly connected with ventilation duct 2, generation when dry-mixed mortar pack is got on the bus Fugitive dust instant absorption is carried out by dust hood 3, guarantee place not by dust pollution.

Referring to Figures 1 and 2, hoisting platform 1 is located at the top of entrucking point, and ventilation duct 2 is fixed at hoisting platform 1 vertically On, ventilation duct 2 be it is telescopic, can be by adjusting the dilatability of ventilation duct 2, height so as to adjust dust hood 3 apart from ground Degree.Entrucking point refers to the area that packed dry-mixed mortar is delivered on transport lorry 10 by transporter 9, and transport lorry 10 is parked Domain.Dust hood 3 includes a main dust hood 31 and two secondary dust hoods 32, and two secondary dust hoods 32 are symmetricly set on main dust hood The entrucking point of the equal faced downwards of suction inlet of 31 both ends, main dust hood 31 and two secondary dust hoods 32 opens up.Main dust hood 31 It is wide slightly larger than the bucket of the rectangle back bucket 101 of vehicle across distance across the rectangle back bucket 101 of haulage vehicle 10, main dust hood 31 With the Combination Design of secondary dust hood 32, the rectangle back bucket 101 that dust is generated when entrucking can be covered according to actual entrucking environment Region, the dust raised when to reaching targetedly to entrucking absorb.

With reference to Fig. 1 and Fig. 3, more specifically, technical solution according to the present utility model, two secondary 33 one side one of dust hoods A, end is connected to the both ends of main dust hood 31, and main dust hood 31 and two secondary dust hoods 32 define an openings at one side Rectangle tower structure, monnolithic case in "] " shape.In order to facilitate the main dust hood 31 of installation, secondary dust hood 32 and The installation of ventilation duct 2, three are all made of rectangular tube, and ventilation duct 2 is welded on the top tube wall of main dust hood 31, and welding position is located at The middle part of main dust hood 31, and ventilation duct 2 is connected to main dust hood 31.In order to further reinforce ventilation duct 2 and main suction The stability that dust hood 31 connects, has been oppositely disposed reinforcement arm 4 in the two sides of ventilation duct 2, one end of reinforcement arm 4 is welded on ventilation On the side wall of pipe 2, the other end of reinforcement arm 4 is welded on the side wall of main dust hood 31.

Telescopic ventilation duct 2 is driven by driver, and ventilation duct 2 preferably uses rectangular bellows, driver Preferably hoist engine 5, hoist engine 5 are set as two, and the traction rope 51 of two hoist engines 5 passes through hoisting platform 1 and is relatively fixed On the two sides side wall of main dust hood 31.In order to prevent bellows from bending in elongation, shortening, in ventilation duct 2 Several guide rings 61 are set at equal intervals along the vertical direction on the tube wall of two sides, and the guide ring 61 positioned at the same side is concentric. It is connect in order to facilitate the draw hook 52 of hoist engine 5 with main 31 side wall of dust hood, the phase in the reinforcement arm 4 of the two sides of main dust hood 31 Pair be provided with a pair of of lifting lug 6, the traction rope 51 of hoist engine 5 passes through guide ring 61 from top to down, and draw hook 52 is hooked in lifting lug 6 On.

As the preferred scheme of the utility model, the length of main dust hood 31 is 2.5m, the length of two secondary dust hoods 32 It is 1.2m, height of the main dust hood 31 apart from ground is 3.5m, and the Extensible of ventilation duct 2 is 1m.Such design is full Foot at present standard " the first two after four ", " eight after preceding four " breast board formula haulage vehicle 10, it is main when haulage vehicle 10 is parked in entrucking point Dust hood 31 and secondary dust hood 32 can stack region to packed dry-mixed mortar and carry out instant, effective dust suction.

At work due to main dust hood 31 and secondary dust hood 32, the current rate at suction inlet is larger, in order to reinforce inhaling Intensity at dirt mouth is welded on the suction inlet of main dust hood 31 and secondary dust hood 32 along the equal spacing in length direction of suction inlet Connect several strengthening rib strips 7.

After the completion of entrucking work, dust absorption fan is closed, and at this moment, is had and some is accumulated in main dust hood 31 and secondary dust hood 32 Dust on inner wall can descend slowly and lightly, and the pollution of environment is caused to place, in order to solve this problem, according to the present utility model Technical solution, is fixedly mounted a vibrator 8 on the outer wall of main dust hood 31 and/or secondary dust hood 32, and vibrator 8 can incite somebody to action The dust accumulated in main dust hood 31 and secondary dust hood 32 is vibrated and is absorbed, and dust is avoided to cause dirt to place Dye.

In order to be more clear embodiment technical solutions of the utility model the characteristics of, below with reference to specific packed dry-mixed The entrucking process of mortar and the course of work of dust exhaust apparatus are further described:

With reference to Fig. 4, haulage vehicle 10 is opened to entrucking point, and the rectangle back bucket 101 of haulage vehicle 10 is located at and is inhaled The underface of dust hood 3 is transported from 9 one bags one bag of transporter of side on rectangle back bucket 101 when due to packed dry-mixed mortar, Therefore, haulage vehicle 10 is first with the dust hood 3 above tail region face, it should be noted that main dust hood 31 at this time is horizontal Across rectangle back bucket 101, two secondary dust hoods 32 are placed exactly in above the breast board of 101 two sides of rectangle back bucket, so as to form air draught The stacking region of the packed dry-mixed mortar of region face；

According to the height of vehicle specification and rectangle back bucket 101, hoist engine 5 is opened, the driving movement adjustment of traction rope 51 is logical The collapsing length of air hose 2 is to adjust proper height of the main dust hood 31 apart from rectangle back bucket 101；

Then, dust exhaust apparatus is opened, when packed dry-mixed mortar is fallen into rectangle back bucket 101, the dust raised can be instant Be absorbed；When completing the work in a stacking region, next stacking region is continued to fill with dust suction by mobile haulage vehicle 10 Correspondence is set, and completes the absorption of dust, repeatedly until completing the loading task of entire haulage vehicle 10；

Finally, opening vibrator 8, shaking lower by the dust accumulated on 32 inner wall of main dust hood 31 and secondary dust hood and inhaling Attached, 8 time of vibration of vibrator is about one minute, and dust exhaust apparatus is closed after the completion of vibration.

Embodiment two

Referring to Fig. 5, with embodiment one the difference is that the structure of main dust hood 31 and secondary dust hood 32 designs, according to this The technical solution of utility model, two secondary dust hoods 32 one on one side, end is connected to the middle part of main dust hood 31, main dust suction Cover 31 and two secondary dust hoods 32 define the tower structure of both sides opening, and monnolithic case is in the shape of an " I ".

Compared to embodiment one, major and minor dust hood 32 forms I-shaped tower structure, and symmetrical design is on the one hand The structural stability of major and minor dust hood 32 can be enhanced；On the other hand, main dust hood 31 is connected to secondary dust hood 32 at middle part, It is connected to compared in end, the wind-force of secondary 32 two sides of dust hood is more uniform, powerful, more efficiently can inhale to dust It receives, improves pick-up performance.

The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims (10)

1. a kind of packed mortar product entrucking point dust-extraction unit, it is located at hoisting platform (1) above entrucking point including one, is fixedly arranged on Vertical, telescopic ventilation duct (2) on the hoisting platform (1) and the dust hood being tightly connected with ventilation duct (2) (3), it is characterised in that: the dust hood (3) has a main dust hood (31) and be connected with main dust hood (31) two Secondary dust hood (32), two secondary dust hoods (32) are symmetrically disposed on the both ends of the main dust hood (31), the main dust suction The entrucking point of the equal faced downwards of suction inlet of cover (31) and two secondary dust hoods (32) opens up, the main dust hood (31) across The rectangle back bucket (101) of haulage vehicle (10), the bucket for being greater than the rectangle back bucket (101) of haulage vehicle (10) across distance is wide, Shortening when the driving ventilation duct (2) extends, moves downward when moving upwards is provided on the hoisting platform (1), thus Change driver of the main dust hood (31) apart from ground level.

2. packed mortar product entrucking point dust-extraction unit according to claim 1, it is characterised in that: the driver is volume It raises machine (5), hoist engine (5) is provided with two and is fixed on the hoisting platform (1), the traction rope of the hoist engine (5) (51) it is fixedly connected on the side wall of the main dust hood (31) after passing through the hoisting platform (1).

3. packed mortar product entrucking point dust-extraction unit according to claim 2, it is characterised in that: the ventilation duct (2) Two sides tube wall on along the vertical direction spaced set have several guide rings (61), on the side wall of main dust hood (31) two sides It being oppositely disposed a pair of of lifting lug (6), the traction rope (51) of the hoist engine (5) passes through the guide ring (61) from the top down, The draw hook (52) of the hoist engine (5) is hooked on the lifting lug (6).

4. packed mortar product entrucking point dust-extraction unit according to claim 1 to 3, it is characterised in that: described Ventilation duct (2) is rectangular bellows.

5. packed mortar product entrucking point dust-extraction unit according to claim 1 to 3, it is characterised in that: described Main dust hood (31) and secondary dust hood (32) are all made of rectangular tubular structure.

6. packed mortar product entrucking point dust-extraction unit according to claim 1, it is characterised in that: the main dust hood (31) end is connected to the end of two secondary dust hoods (32), to surround the rectangular frame structure of openings at one side.

7. packed mortar product entrucking point dust-extraction unit according to claim 1, it is characterised in that: the main dust hood (31) end is connected to the middle part of two secondary dust hoods (32), to surround the I-shaped frame-type knot of both sides opening Structure.

8. packed mortar product entrucking point dust-extraction unit according to claim 1, it is characterised in that: the main dust hood (31) length is 2.5m, and the length of the pair dust hood (32) is 1.2m.

9. packed mortar product entrucking point dust-extraction unit according to claim 1, it is characterised in that: when the ventilation duct (2) when being in maximum elongation state, height of the main dust hood (31) apart from ground is 3.5m, and ventilation duct (2) are stretched Contracting length is 1m.

10. packed mortar product entrucking point dust-extraction unit according to claim 1, it is characterised in that: the main dust hood (31) and/or on the outer wall of secondary dust hood (32) vibrator (8) are provided with.