CN209381137U - Ready-mixed concrete filler weigher exhaust structure - Google Patents

Abstract

The utility model discloses a kind of ready-mixed concrete filler weigher exhaust structures, including vertically arranged exhaust pipe, outside link plate is fixedly connected at the upper end tube nozzle of exhaust pipe, the top position of exhaust pipe nozzle is provided with inner support disk, inner support disk is fixed on exhaust pipe by support bar to be supported, the filter screen that a circle is integrally in a circular table shape and is arranged with exhaust pipe with center line is additionally provided between inner support disk border and exhaust pipe upper end tube nozzle edge, filter screen be located at the outside of support bar and can the opening between pair of interior support disk border and exhaust pipe upper end tube nozzle edge covered, the upper and lower ends of filter screen extend respectively on inner support disk and outside link plate other each by interior platen and outer pressing ring into sealing.The utility model structure is simple, during powder is into scale, can be filtered to the dust in exhaust, avoid dust from dispersing and pollute environment.

Description

Ready-mixed concrete filler weigher exhaust structure

Technical field

The utility model relates to exhaust structures, and in particular to a kind of ready-mixed concrete filler weigher exhaust structure.

Background technique

Concrete mixing plant is the combined unit for concentrated compactness concrete, also known as concrete prefabricated field.Concrete stirs Mix station by stirring host, material weighing system, material-transporting system, storing material system, control system five is big forms system With the construction material manufacturing equipment of other affiliated facilities composition, the cardinal principle of work is using cement as cementing material, by sand The raw materials such as stone, lime, cinder are mixed, and concrete, investment construction production are finally fabricated to.Wherein material metage system It again include powder material weighing system and aggregate weighing system, powder material weighing system mainly weighs to cement, due to powder The scale body of weighing is enclosed construction, needs to be arranged exhaust outlet when pan feeding with equilibrium air pressure.But cement is in pan feeding process In can generate and largely divide dust, dust will be discharged to the external world from exhaust outlet, pollute the environment.

Utility model content

In view of the above shortcomings of the prior art, the technical problem to be solved by the utility model is to how to provide a kind of energy It is enough that dust in exhaust is filtered, avoid the ready-mixed concrete filler weigher exhaust structure to outside contamination.

In order to solve the above-mentioned technical problem, the utility model uses the following technical solution:

A kind of ready-mixed concrete filler weigher exhaust structure, including vertically arranged exhaust pipe, at the upper end tube nozzle of exhaust pipe The outside link plate for being fixedly connected with level and being arranged around exhaust pipe, the top position of exhaust pipe nozzle is horizontally disposed inner support circle Disk, the diameter of inner support disk are less than the internal diameter of exhaust pipe, and the center line of inner support disk is coaxial with the center line of exhaust pipe Setting, is provided with more branch around its uniform intervals as the center of circle to be vented tube hub line between inner support disk and the nozzle of exhaust pipe Stay, the both ends of support bar are respectively fixedly connected at inner support disk border and exhaust pipe upper end tube nozzle edge is internally to prop up It holds round disk to be fixed, it is integrally in a circular table shape to be additionally provided with a circle between inner support disk border and exhaust pipe upper end tube nozzle edge And the filter screen being arranged with exhaust pipe with center line, filter screen be located at the outside of support bar and can pair of interior support disk border with Opening between exhaust pipe upper end tube nozzle edge is covered, and the upper end of filter screen extends to inner support disk upper surface to be formed Have a upper sealing, inner support disk upper surface is horizontally disposed have interior platen and be sealed in upper sealing compression by interior platen in Between platen and inner support disk, the lower end of filter screen extends to outside link plate upper surface to form sealing portion, outside link plate The horizontally disposed outer pressing ring having around exhaust pipe setting in upper surface and sealing portion compressed by outer pressing ring be sealed in outer pressing ring Between outside link plate.

In the present invention, inner support disk is fixed on the top of exhaust pipe nozzle by support bar, makes inner support circle The surrounding of disk and exhaust pipe nozzle is at exhaust outlet；It is provided with filter screen in a circular table shape on the outside of exhaust outlet, the two of filter screen It holds and compression sealing is carried out by interior platen and outer pressing ring after each extending over, sealing structure is formed to exhaust outlet in this way.When cement enters When material is weighed, cement dust enters in exhaust pipe with air, during outside exclude, is stopped by filter screen, Dust filters down, clean air discharge.Dust on the inside of the filter screen productive set to a certain extent after, slope inwardly setting Filter screen can make the dust of productive set together be influenced to fall back title in vivo by self gravity, also improve the use of filter screen Service life.

The also horizontally disposed circle in position as optimization, between the inner support disk and the exhaust pipe upper end tube nozzle The center line of annular stop circle, the center line of circular ring shape spacing collar and the exhaust pipe is coaxial arrangement, circular ring shape spacing collar position In the fixed company on the inside of the support bar, the outer peripheral surface of the circular ring shape spacing collar and position of the corresponding each support bar It is connected to the connection strap that a corresponding support bar is fixedly connected, on circular ring shape spacing collar and is located at two adjacent branch Position between stay offers the perforation extended along circular ring shape spacing collar radial direction, on the medial surface of circular ring shape spacing collar And the position of corresponding each perforation is fixedly connected to and extends along circular ring shape spacing collar radial direction and set with perforation with center line The guide pipe set is sliding combined with one in guide pipe along its length and beats stick, beat stick outboard end pass through perforation and The outside of circular ring shape spacing collar is stretched out in, inner end stretches out in outside guide pipe, beats on stick and is located at outside circular ring shape spacing collar Front limit gear has been convexed to form with the stick of side, beaten on stick and has been convexed to form with the paraphysis for stretching out in guide pipe Limiting block afterwards, when rear limiting block is connected on guide pipe, the outboard end for beaing stick can be struck on the filter screen, be beaten Circular ring shape spacing collar can be connected to for front limit gear by being arranged with stick on stick and between rear limiting block and guide pipe Upper to provide the spring of spring force, inner end to the distance between the front limit gear length for beaing stick is less than the outer of circular ring shape spacing collar Radius of circle, all beaing is formed between the inner end of stick beats space, along its centerline direction on the inner support disk It is equipped with one and beats bar with what it was slidably matched, offering on the interior platen can make to beat the via hole that bar passes through, and beat It is arranged with a circle gasket on bar and on the shaft above the interior platen, beats on bar and be located at the upper square bar of gasket Card sets the snap ring for being limited to gasket with it, and the lower end for beaing bar, which passes through to beat space and stretch out in, beats under space Side beats the lower end edge of bar its axis direction outwardly convex and is formed with the taper impact head that diameter is gradually increased, when beat bar to When upper mobile, taper impact head, which can act on, is beaten on the inner end end of stick so that rear limiting block is connected on guide pipe. After prolonged use, dust will be hardened on the inside of filter screen for filter screen, not only impacts to filter effect, while also right Exhaust effect impacts.When dust on the inside of filter screen it is hardened need to clear up when, upward Rapid lifting beats bar, beats bar position Part inside exhaust pipe rises, while taper impact head is impinged upon and beaten on the inner end of stick, beat stick inner end by After power, by the decomposition of force direction, beats stick and moved along guide pipe towards circular ring shape spacing collar lateral direction, while spring Start to compress, finally beats the impact of stick outboard end on filter screen.By beaing impact of the stick to filter screen, so that hardened in mistake The hardened object of dust on the inside of strainer is fallen, and repeatedly moves up and down beat bar back and forth, makes to beat stick equally repeatedly impact filtering back and forth The hardened object of dust is cleaned out, and then filter screen is enable normally to be filtered to the dust in exhaust by net, makes exhaust more Add unobstructed, also improves the service life of filter screen.

As optimization, the inner end end for beaing stick is dome arc end.Dome arc end with taper impact head It is more smooth in contact and interaction, avoid Caton.

As optimization, the outboard end for beaing stick is provided with cross holding dog and is fixedly connected with the center of cross holding dog, The axis for beaing stick is directed away from institute where its at four pawl ends of cross holding dog perpendicular to plane where cross holding dog It states and beats stick direction and convexed to form beating head.Four beating heads in cross holding dog can to the filter screen in a region into Row impact, improves the cleaning effect to the hardened object of dust.

As optimization, the upper end for beaing bar is provided with coaxial and one end and beats what bar was fixedly connected with described Lever.Lever can not only facilitate operator's hand-held, while its own weight can also be such that gasket increases and interior platen Between leakproofness.

In conclusion the utility model has the beneficial effects that: the utility model structure is simple, in powder into scale process In, the dust in exhaust can be filtered, avoid dust from dispersing and pollute environment.

Detailed description of the invention

It is practical new to this below in conjunction with attached drawing in order to keep the purposes, technical schemes and advantages of utility model clearer Type is described in further detail, in which:

Fig. 1 is the cross-sectional view of the utility model.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawing.

As shown in Figure 1, the ready-mixed concrete filler weigher exhaust structure in present embodiment, including vertically arranged row Tracheae 2 is fixedly connected with level at the upper end tube nozzle of exhaust pipe 2 and around the outside link plate 3 of exhaust pipe setting, 2 nozzle of exhaust pipe Top position it is horizontally disposed have inner support disk 4, the diameter of inner support disk 4 is less than the internal diameter of exhaust pipe 2, inner support disk 4 center line and the center line of exhaust pipe 2 are coaxial arrangement, with exhaust pipe 2 between inner support disk 4 and the nozzle of exhaust pipe 2 Center line is provided with more support bars 5 around its uniform intervals for the center of circle, and the both ends of support bar 5 are respectively fixedly connected in inner support circle 4 edge of disk and 2 upper end tube nozzle edge of exhaust pipe are fixed with pair of interior support disk 4,4 edge of inner support disk and exhaust The filter screen 6 that a circle is integrally in a circular table shape and is arranged with exhaust pipe 3 with center line is additionally provided between 2 upper end tube nozzle edge of pipe, Filter screen 6 is located at the outside of support bar 5 and can open between 2 upper end tube nozzle edge of 4 edge of pair of interior support disk and exhaust pipe It mouthful is covered, the upper end of filter screen 6 extends to 4 upper surface of inner support disk to be formed with upper sealing, on inner support disk 4 Surface is horizontally disposed have interior platen 7 and by interior platen 7 by upper sealing compression be sealed in interior platen 7 and inner support disk 4 it Between, the lower end of filter screen 6 extends to 3 upper surface of outside link plate to form sealing portion, and the upper surface of outside link plate 3 is horizontally disposed Have the outer pressing ring 8 being arranged around exhaust pipe 2 and by outer pressing ring 8 by sealing portion compression be sealed in outer pressing ring 8 and outside link plate 3 it Between.

In present embodiment, the position between 2 upper end tube nozzle of the inner support disk 4 and the exhaust pipe is also The center line of horizontally disposed circular ring shape spacing collar 9, the center line of circular ring shape spacing collar 9 and the exhaust pipe 2 is coaxial arrangement, circle Annular stop circle 9 is located at the inside of the support bar 5, on the outer peripheral surface of circular ring shape spacing collar 9 and the corresponding each support The position of item 5 is fixedly connected to the connection strap 10 that a corresponding support bar 5 is fixedly connected, circular ring shape spacing collar 9 Position that is upper and being located between two adjacent support bars 5 is offered wears along what 9 radial direction of circular ring shape spacing collar extended Hole, on the medial surface of the circular ring shape spacing collar 9 and position of corresponding each perforation are fixedly connected to radial along circular ring shape spacing collar 9 Direction extend and with the guide pipe 11 that is arranged with center line of perforation, be sliding combined with one along its length in guide pipe 11 and strike Stick 12 is played, the outboard end for beaing stick 12 passes through perforation and stretches out in the outside of circular ring shape spacing collar 9, and inner end stretches out in guiding Outside pipe 11, beats on stick 12 and the stick for being located at 9 outside of circular ring shape spacing collar has convexed to form front limit gear 13 with it, beat stick 12 It is upper and be located at the paraphysis for stretching out in guide pipe 11 and convexed to form rear limiting block 14, when after limiting block 14 be connected to guiding When on pipe 11, the outboard end for beaing stick 12 can be struck on the filter screen 6, beat on stick 12 and be located at rear limiting block 14 with It is arranged with to be connected on circular ring shape spacing collar 9 for front limit gear 13 with stick between guide pipe 11 and the bullet of spring force is provided Spring 15, the inner end for beaing stick 12 are less than the exradius of circular ring shape spacing collar 9, institute to the distance between front limit gear 13 length Some, which beats to be formed between the inner end of stick 12, beats space, is equipped on the inner support disk 4 along its centerline direction One is beaten bar 16 with what it was slidably matched, and offering on the interior platen 7 can make to beat the via hole that bar 16 passes through, and beat bar It is arranged with a circle gasket 17 on 16 and on the shaft of interior 7 top of platen, beats on bar 16 and is located at gasket 17 Top shaft on card set snap ring for being limited to gasket 17, the lower end for beaing bar 16, which passes through, beats space and stretching In beaing below space, beats the lower end edge of bar 16 its axis direction outwardly convex and be formed with the taper that diameter is gradually increased and hit First 18, when beaing bar 16 and moving up, taper impact head 18 can act on beat on the inner end end of stick 12 so that after Limiting block 14 is connected on guide pipe 11.

In present embodiment, the inner end end for beaing stick 12 is dome arc end.

In present embodiment, the outboard end for beaing stick 12 be provided with cross holding dog 19 and with cross holding dog 19 Center is fixedly connected, and the axis for beaing stick 12 is perpendicular to 19 place plane of cross holding dog, four pawl ends of cross holding dog 19 It beats 12 direction of stick described in being directed away from where it and has convexed to form beating head 20 in place.

In present embodiment, the upper end for beaing bar 16 is provided with coaxial and one end and beats bar with described 16 levers 1 being fixedly connected.

During specific implementation, on the inner wall of the guide pipe and one end far from the circular ring shape spacing collar is along institute Stating guide pipe length direction and being extended has guide groove, extends along its length with the stick for beaing stick and has convexed to form The gib block matched with guide groove, when it is described beat stick and move along its length when, gib block is slidably matched with guide groove Can be slided along guide groove length direction, guide groove and gib block can rotate progress along its axis direction to stick is beaten Limit, after avoiding it from rotating, individual beating heads can not strike filter screen.

Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although logical The preferred embodiment crossed referring to the utility model has been described the utility model, but those skilled in the art It should be appreciated that various changes can be made to it in the form and details, without departing from the appended claims institute The spirit and scope of the utility model of restriction.

Claims (5)

1. a kind of ready-mixed concrete filler weigher exhaust structure, including vertically arranged exhaust pipe, it is characterised in that: exhaust pipe it is upper The outside link plate for being fixedly connected with level at end pipe mouth and being arranged around exhaust pipe, the top position of exhaust pipe nozzle is horizontally disposed to be had Inner support disk, the diameter of inner support disk are less than the internal diameter of exhaust pipe, the center line of inner support disk and the center of exhaust pipe Line is coaxial arrangement, is arranged as the center of circle around its uniform intervals between inner support disk and the nozzle of exhaust pipe using being vented tube hub line There are more support bars, the both ends of support bar are respectively fixedly connected at inner support disk border and exhaust pipe upper end tube nozzle edge It is fixed with pair of interior support disk, circle entirety is additionally provided between inner support disk border and exhaust pipe upper end tube nozzle edge Filter screen in a circular table shape and being arranged with exhaust pipe with center line, filter screen are located at the outside of support bar and being capable of pair of interior support circles Opening between plate edge and exhaust pipe upper end tube nozzle edge is covered, and the upper end of filter screen extends to table on inner support disk To be formed with upper sealing, inner support disk upper surface is horizontally disposed to be had interior platen and is compressed upper sealing by interior platen in face It being sealed between interior platen and inner support disk, the lower end of filter screen extends to outside link plate upper surface to form sealing portion, The upper surface of outside link plate, which is horizontally disposed with, to be had the outer pressing ring around exhaust pipe setting and sealing portion is compressed sealing by outer pressing ring Between outer pressing ring and outside link plate.

2. ready-mixed concrete filler weigher exhaust structure according to claim 1, it is characterised in that: be located at inner support circle The also horizontally disposed circular ring shape spacing collar in position between disk and the exhaust pipe upper end tube nozzle, the center line of circular ring shape spacing collar with The center line of the exhaust pipe is coaxial arrangement, and circular ring shape spacing collar is located at the inside of the support bar, circular ring shape spacing collar On the outer peripheral surface and position of the corresponding each support bar is fixedly connected to the corresponding fixed company of the support bar The connection strap connect, on the circular ring shape spacing collar and position that is located between two adjacent support bars is offered to be limited along circular ring shape The perforation that position circle radial direction extends, on the medial surface of the circular ring shape spacing collar and position of corresponding each perforation are fixedly connected to Along guide pipe circular ring shape spacing collar radial direction extension and be arranged with perforation with center line, slided along its length in guide pipe Dynamic to be combined with one and beat stick, the outboard end for beaing stick passes through perforation and stretches out in the outside of circular ring shape spacing collar, inner end It stretches out in outside guide pipe, beat on stick and has convexed to form front limit gear with the stick being located on the outside of circular ring shape spacing collar, beat On stick and be located to stretch out in a paraphysis of guide pipe and convexed to form rear limiting block, when after limiting block be connected on guide pipe When, the outboard end for beaing stick can strike on the filter screen, beat on stick and between rear limiting block and guide pipe It is arranged with to be connected on circular ring shape spacing collar for front limit gear with stick and the spring of spring force is provided, beat the inner end of stick It is less than the exradius of circular ring shape spacing collar to the distance between front limit gear length, all beats shape between the inner end of stick At space is beaten, one is equipped with along its centerline direction on the inner support disk and beats bar, institute with what it was slidably matched It states to offer on interior platen and can make to beat the via hole that bar passes through, beat on bar and covered on the shaft being located above the interior platen Equipped with a circle gasket, beats on bar and card sets the card for being limited to gasket on the top shaft of gasket Ring, the lower end for beaing bar, which passes through, beats space and stretching out in and beats below space, and it is outside to beat the lower end edge of bar its axis direction The taper impact head that diameter is gradually increased is convexed to form, when beaing bar and moving up, taper impact head can be acted on and be struck It beats on the inner end end of stick so that rear limiting block is connected on guide pipe.

3. ready-mixed concrete filler weigher exhaust structure according to claim 2, it is characterised in that: the inside for beaing stick End end is dome arc end.

4. ready-mixed concrete filler weigher exhaust structure according to claim 2, it is characterised in that: the outside for beaing stick End is provided with cross holding dog and is fixedly connected with the center of cross holding dog, and the axis for beaing stick is perpendicular to where cross holding dog Plane, be directed away from four pawl ends of cross holding dog where it described in beat stick direction and convexed to form beating head.

5. ready-mixed concrete filler weigher exhaust structure according to claim 2, it is characterised in that: the upper end for beaing bar It is provided with coaxial and one end and the lever for beaing bar and being fixedly connected.