CN213260189U - Concrete powder tank with dust fall function - Google Patents

Abstract

The utility model relates to a concrete powder jar with dust fall function, the technical field who relates to concrete production equipment, the problem of the material can produce more dust polluted environment when entering into jar internal and when the unloading is solved, which comprises a tank body, be provided with the inlet pipe on the jar body, the bottom of the jar body is provided with the discharging pipe, the rigid coupling has the suction box on the inlet pipe, a plurality of suction holes have been seted up on the suction box, one side of the jar body is provided with the connecting box, the first connecting pipe of rigid coupling between suction box and the connecting box, the rigid coupling has the suction hopper on the discharging pipe, the rigid coupling has the second connecting pipe between suction hopper and the connecting box, the rigid coupling has the exhaust column on the connecting box, the exhaust column intercommunication has the air exhauster, be provided with the filter screen in the suction column, the rigid coupling has a unloading pipe on the connecting box lower surface, the both ends of connecting pipe communicate with. The dust-free feeding device has the advantages that more dust generated at the feeding port and the discharging port can be prevented from polluting the environment as much as possible, and material waste is avoided.

Description

Concrete powder tank with dust fall function

Technical Field

The utility model belongs to the technical field of the technique of concrete production facility and specifically relates to a concrete powder jar with dust fall function is related to.

Background

Concrete is a generic term for engineering composites where aggregates are cemented into a whole by cementitious materials. The term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering. In the actual construction process, the powder needs to be stored in a storage tank for engineering needs. Referring to fig. 1, a concrete powder jar, including a jar body 1, the bottom rigid coupling of jar body 1 has many to support jar body 1 in subaerial support frame 11, jar body 1 go up the rigid coupling have with the inlet pipe 13 of jar body 1 inside intercommunication, the top of inlet pipe 13 is sealed, has seted up feed inlet 131 on the lateral wall of inlet pipe 13, is provided with the conveyer between ground and the feed inlet 131, the conveyer is carried subaerial material to jar internal 1. The bottom of the tank body 1 is fixedly connected with a discharge pipe 12 communicated with the interior of the tank body 1, and the discharge pipe 12 is hinged with a discharge door used for sealing the discharge pipe 12.

In-process at the material loading of concrete powder storage tank, when the material drops jar body 1 from the conveyer in, because jar body 1 is except that the remaining place of discharge gate department all is closed, the material can destroy jar atmospheric pressure balance in 1 body when entering into jar body 1, and the material can form at feed inlet 131 and overflow. On the other hand, in the discharging process of the tank body 1, the powder can be scattered along with the powder, so that the environment is polluted, the human body is harmful, and a large amount of resources are wasted.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a concrete powder jar with dust fall function, it has can avoid feed inlet and discharge gate department to produce more dust polluted environment as far as, has avoided the extravagant advantage of material again.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a concrete powder tank with dust fall function comprises a vertically arranged tank body, wherein the upper surface of the tank body is provided with a feeding pipe, the bottom of the tank body is provided with a discharging pipe, the upper surface of the feeding pipe is fixedly connected with a dust extraction box for sealing the top end of the feeding pipe, the dust extraction box inside the feeding pipe is provided with a plurality of air extraction holes, one side of the tank body is provided with a connecting box, a filtering chamber is arranged in the connecting box, the filtering chamber is communicated with the connecting box through a first connecting pipe, a horn-shaped dust extraction hopper is fixedly connected to the outer peripheral surface of the bottom end of the discharging pipe, a second connecting pipe is fixedly connected and communicated between the dust extraction hopper and the connecting box, an air extraction pipe communicated with the filtering chamber is fixedly connected to the connecting box, one end of the air extraction pipe, far away from the connecting box, is communicated with an air exhaust fan, a filter screen is arranged in the, and the two ends of the connecting pipe are respectively communicated with the filtering chamber and the material storage chamber.

Through adopting above-mentioned technical scheme, the staff is when toward the internal notes material of jar, perhaps when discharging the internal material of jar, starts the air exhauster, and the filter screen department in the filter chamber is taken out to the dust that air exhauster chance produced with feed inlet department or the dust of discharge gate department, can drop on the diapire in the filter chamber after blockking of filter screen, then it is internal to drop the jar again through the connecting pipe. Therefore, the method can avoid the situation that the feeding port and the discharging port generate more dust to pollute the environment as much as possible and avoid the waste of materials.

The present invention may be further configured in a preferred embodiment as: the bottom wall of the filter chamber is provided with a first inclined surface inclined towards the feeding pipe.

Through adopting above-mentioned technical scheme, avoided the dust as far as when dropping on the filter chamber diapire, the phenomenon of long-pending material appears on the diapire of filter chamber.

The present invention may be further configured in a preferred embodiment as: the cross section of filter chamber sets up to circular, be provided with cylindric and opening decurrent division board in the filter chamber, the outer peripheral face of division board pastes and slides with the inner peripheral surface of connecting box mutually and is connected, two first connecting holes have been seted up to the dislocation on the division board, connecting box upper surface rigid coupling has the driving motor who drives the division board at the filter chamber internal rotation, still set up on the division board no matter first connecting pipe can both make the second connecting hole of exhaust column and connecting box intercommunication when communicating with the connecting box or when second connecting pipe and connecting box communicate, the rotation of driving the division board through driving motor, realize dust extraction case and dust extraction fill in turn and the connecting box intercommunication.

Through adopting above-mentioned technical scheme, make first connecting pipe and second connecting pipe separately with the connecting box intercommunication, make the convulsions effect of air exhauster better on the one hand, still more energy can be saved.

The present invention may be further configured in a preferred embodiment as: the blanking pipe and the connecting box are located in the top area of the tank body.

By adopting the technical scheme, when the material in the tank body descends to a smaller height, the material in the blanking pipe can enter the tank body.

The present invention may be further configured in a preferred embodiment as: the cross section of exhaust column sets up to the rectangle, and sets up on the outer peripheral face of exhaust column with the mounting hole of rectangle, the filter screen sets up to the rectangle, and the rigid coupling has the carriage with the mounting hole adaptation on the outer peripheral face of filter screen, the carriage slides and connects in the mounting hole.

Through adopting above-mentioned technical scheme, realized being connected dismantled between filter screen and the exhaust column, made things convenient for the staff to the change of filter screen.

The present invention may be further configured in a preferred embodiment as: one side of mounting hole articulates on the outer peripheral face of exhaust column has the apron that one is used for sheltering from the mounting hole, the rigid coupling has a solid fixed ring on the lateral wall that the apron deviates from the exhaust column, one side rigid coupling of solid fixed ring on the outer peripheral face of exhaust column has the installation piece of laying along exhaust column length direction, the assembly hole of laying along installation piece length direction is seted up on the solid fixed ring's of installation piece orientation terminal surface, it is connected with the dead lever to slide in the assembly hole, the rigid coupling has reset spring between the diapire of dead lever and assembly hole, when the apron is closed the mounting hole, the dead lever wears to establish in the fixed ring under reset spring's effort.

Through adopting above-mentioned technical scheme, the apron has increased the leakproofness of mounting hole.

The present invention may be further configured in a preferred embodiment as: and a push rod which is convenient for workers to push the fixing rod is fixedly connected to the peripheral surface of the fixing rod.

Through adopting above-mentioned technical scheme, make things convenient for the staff to remove the dead lever.

The present invention may be further configured in a preferred embodiment as: the diapire of second connecting hole and the diapire of filter screen towards connecting box one side in the exhaust column all set up to the second inclined plane of downward sloping.

Through adopting above-mentioned technical scheme, can avoid accumulating the material on the diapire of exhaust column and second connecting hole as far as.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the dust extraction box is arranged on the feeding pipe on the tank body, the dust extraction hopper is arranged on the discharging pipe, the dust extraction box and the dust extraction hopper are both communicated with the connecting box, meanwhile, the connecting box is communicated with the exhaust fan through the exhaust pipe, and the connecting box is communicated with the tank body through the discharging pipe, so that the situation that more dust is generated at the feeding port and the discharging port to pollute the environment is avoided as much as possible, and the waste of materials is also avoided;

2. the partition plates are arranged in the connecting box, so that the blanking hopper and the dust extraction box can be alternately communicated with the connecting box, and on one hand, the air extraction effect of the exhaust fan is better, and the energy is further saved;

3. through setting up to be connected for dismantling between filter screen and the exhaust column, made things convenient for the staff to change the filter screen.

Drawings

FIG. 1 is a schematic view of the configuration of a powder tank in the prior art;

FIG. 2 is a schematic structural diagram of the powder tank in the embodiment;

FIG. 3 is a side sectional view showing the connection between the suction box and the feed pipe in this embodiment;

FIG. 4 is a side sectional view of the coupling box of this embodiment showing the internal structure of the coupling box;

FIG. 5 is an enlarged partial schematic view of portion A of FIG. 4;

fig. 6 is a schematic position diagram of two first connection holes on the partition plate in the present embodiment;

FIG. 7 is an enlarged partial schematic view of portion B of FIG. 6;

FIG. 8 is a schematic structural view showing the connection relationship between the fixing bar and the mounting block;

FIG. 9 is a schematic structural diagram illustrating the connection relationship between the protruded filter screen and the supporting frame in the present embodiment.

In the figure, 1, a tank body; 11. a support frame; 12. a discharge pipe; 13. a feed pipe; 131. a feed inlet; 14. a mounting frame; 2. a dust extraction box; 21. a suction hole; 3. a connecting box; 31. a filtering chamber; 311. a first inclined plane; 32. a first connecting pipe; 33. a second connecting pipe; 34. a discharging pipe; 35. a drive motor; 4. a dust extraction hopper; 5. an exhaust pipe; 51. filtering with a screen; 511. a support frame; 52. an exhaust fan; 53. mounting holes; 54. a cover plate; 541. a fixing ring; 55. mounting blocks; 551. an assembly hole; 5511. a return spring; 552. fixing the rod; 5521. a push rod; 56. a second inclined plane; 6. a partition plate; 61. a first connection hole; 62. a second connection hole; 7. and (5) conveying the belt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2 and 3, for the utility model discloses a concrete powder tank with dust fall function, including jar body 1, jar internal storage cavity that is provided with of body, jar body 1's bottom is provided with and is used for supporting jar body 1 in subaerial support frame 11. The bottom rigid coupling of jar body 1 has the discharging pipe 12 with the storage cavity intercommunication, and articulated on the discharging pipe 12 have a discharge door, and the upper surface rigid coupling of jar body 1 has the inlet pipe 13 that communicates with the storage cavity and the cross section is the rectangle. The side wall of the feeding pipe 13 is provided with a feeding hole 131, the upper surface of the feeding pipe 13 is fixedly connected with a dust pumping box 2 which seals the top end of the feeding pipe 13, and the dust pumping box 2 inside the feeding pipe 13 is provided with a plurality of air pumping holes 21. One side of the tank body 1 is provided with a connecting box 3, and a filter chamber 31 is arranged in the connecting box 3. The connecting box 3 is fixed on the tank body 1 through a mounting frame 14. The dust box 2 and the connecting box 3 are communicated together through a first connecting pipe 32. The outer peripheral surface of the bottom end of the discharge pipe 12 is sleeved with a horn-shaped dust extraction hopper 4, the dust extraction hopper 4 is fixedly connected to the discharge pipe 12, and a second connecting pipe 33 is fixedly connected and communicated between the dust extraction hopper 4 and the connecting box 3. An exhaust pipe 5 communicated with the filter chamber 31 is fixedly connected to the connecting box 3, an exhaust fan 52 is arranged at one end of the exhaust pipe 5 far away from the connecting box 3, and the exhaust pipe 5 is communicated with an air inlet of the exhaust fan 52. A filter screen 51 is arranged in the exhaust pipe 5.

The lower surface of the connecting box 3 is fixedly connected with a blanking pipe 34, one end of the blanking pipe 34 far away from the connecting box 3 is arranged in a downward inclined mode, and two ends of the connecting pipe are respectively communicated with the filtering chamber 31 and the material storage chamber.

When a worker injects materials into the tank body 1 or discharges the materials in the tank body 1, the exhaust fan 52 is started, the exhaust fan 52 can extract dust generated at the feed inlet 131 or dust at the discharge outlet to the filter screen 51 in the filter chamber 31, and the dust can fall onto the bottom wall in the filter chamber 31 after being blocked by the filter screen 51 and then fall into the tank body 1 again through the connecting pipe. Therefore, the feeding port 131 and the discharging port can be prevented from generating more dust to pollute the environment as much as possible, and the waste of materials is avoided.

Referring to fig. 4, the bottom wall of the filter chamber 31 is provided with a first slope 311 that slopes toward the down tube 34. Thereby avoiding the phenomenon that the bottom wall of the filter chamber 31 is accumulated when dust falls onto the bottom wall of the filter chamber 31 as much as possible.

Referring to fig. 4 and 5, because the discharge pipe 12 is generally not opened when a worker stores materials in the tank body 1, the worker generally does not store materials in the tank body 1 through the feed pipe 13 when the discharge pipe 12 is opened. For this purpose, a cylindrical partition plate 6 having a downward opening is provided in the junction box 3, and the outer peripheral surface of the partition plate 6 is slidably attached to the inner peripheral surface of the junction box 3. Two first connecting holes 61 are arranged on the partition plate 6 in a staggered manner. The upper surface of the connecting box 3 is fixedly connected with a driving motor 35, and an output shaft of the driving motor 35 penetrates through the connecting box 3 and then is fixedly connected with the partition plate 6. The partition plate 6 is further provided with a second connection hole 62 through which the exhaust duct 5 can be communicated with the junction box 3 no matter when the first connection pipe 32 is communicated with the junction box 3 or when the second connection pipe 33 is communicated with the junction box 3. Through the rotation that driving motor 35 drove division board 6, two first connecting holes 61 communicate with first connecting pipe 32 and second connecting pipe 33 in proper order to realize that dust extraction box 2 and dust extraction fill 4 communicate in turn with connecting box 3. This allows first connecting pipe 32 and second connecting pipe 33 to be separately communicated with connecting box 3, which not only allows suction effect of suction fan 52 to be better, but also provides more energy saving.

Referring to fig. 2, the blanking pipe 34 and the connecting box 3 are located in the top region of the can body 1. Thus, when the material in the tank 1 descends to a smaller height, the material in the blanking pipe 34 can enter the tank 1.

Referring to fig. 6 and 7, the cross section of the exhaust pipe 5 is rectangular, a mounting hole 53 corresponding to the rectangle is formed in the outer circumferential surface of the exhaust pipe 5, the filter screen 51 is rectangular, a supporting frame 511 adapted to the mounting hole 53 is fixedly connected to the outer circumferential surface of the filter screen 51, and the supporting frame 511 is slidably connected in the mounting hole 53. Thus, the operator can replace the filter screen 51 after a long period of use of the filter screen 51.

Referring to fig. 7 and 8, a cover plate 54 for shielding the mounting hole 53 is hinged to one side of the mounting hole 53 on the outer circumferential surface of the exhaust pipe 5, and a fixing ring 541 is fixedly connected to a side wall of the cover plate 54 away from the exhaust pipe 5. One side rigid coupling of solid fixed ring 541 on the outer peripheral face of exhaust pipe 5 has a rectangular form and follows the installation piece 55 that exhaust pipe 5 length direction laid, sets up the pilot hole 551 that lays along installation piece 55 length direction on the terminal surface of installation piece 55 orientation solid fixed ring 541, and the sliding is connected with dead lever 552 in the pilot hole 551, and the rigid coupling has reset spring 5511 between the diapire of dead lever 552 and pilot hole 551. When the cover plate 54 closes the mounting hole 53, the fixing rod 552 is inserted into the fixing ring 541 by the force of the return spring 5511, thereby fixing the cover plate 54. The cover plate 54 increases the sealability of the mounting hole 53.

A push rod 5521 for pushing the fixing rod 552 by an operator is fixedly connected to the outer peripheral surface of the fixing rod 552, and the push rod 5521 is perpendicular to the fixing rod 552.

Referring to fig. 5, the bottom wall of the second connection hole 62 and the bottom wall of the side of the filter screen 51 of the exhaust duct 5 facing the connection box 3 are each provided with a second slope 56 that slopes toward the inside of the connection box 3. This makes it possible to avoid as much as possible the accumulation of material on the bottom walls of the extraction duct 5 and of the second coupling hole 62.

The implementation principle of the embodiment is as follows: when the staff material loading in to jar body 1 through conveyer belt 7, the staff starts driving motor 35, and driving motor 35 drives division board 6 and rotates and make first connecting pipe 32 and junction box 3 in the intercommunication. Blower 52 is then activated. Air pressure in the tank body 1 is balanced with the outside through air draft by the air draft fan 52, when materials fall into the tank body 1, a small part of dust is diffused from the feeding pipe 13, the most of the materials diffused from the feeding pipe 13 are also extracted to the filter screen 51 through the dust exhaust box 2 by the air draft fan 52, and then fall into the collecting box under the shielding of the filter screen 51, and then the materials are discharged into the tank body 1 through the discharging pipe 34. When the material in the tank body 1 needs to be discharged, the worker makes the second connecting pipe 33 communicate with the dust extraction box 2 through the driving motor 35, and then starts the exhaust fan 52 to extract the dust at the discharging pipe 12 into the connecting box 3, and finally falls into the tank body 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a concrete powder jar with dust fall function, includes the jar body (1) of vertical setting, the upper surface of the jar body (1) is provided with inlet pipe (13), and the bottom of the jar body (1) is provided with discharging pipe (12), its characterized in that: the upper surface of the feeding pipe (13) is fixedly connected with a dust pumping box (2) which seals the top end of the feeding pipe (13), a plurality of air pumping holes (21) are arranged on the dust pumping box (2) in the feeding pipe (13), one side of the tank body (1) is provided with a connecting box (3), a filter chamber (31) is arranged in the connecting box (3), the filter chamber (31) is communicated with the connecting box (3) through a first connecting pipe (32), a horn-shaped dust pumping hopper (4) is fixedly connected on the outer peripheral surface of the bottom end of the discharging pipe (12), a second connecting pipe (33) is fixedly connected and communicated between the dust pumping hopper (4) and the connecting box (3), an air pumping pipe (5) communicated with the filter chamber (31) is fixedly connected on the connecting box (3), one end of the dust pumping hopper (5) far away from the connecting box (3) is communicated with an exhaust fan (52), a filter screen (51) is arranged in the air pumping pipe (5), and a discharging pipe (34, one end of the discharging pipe (34) far away from the connecting box (3) is inclined downwards, and the two ends of the connecting pipe are respectively communicated with the filtering chamber (31) and the storage cavity.

2. The concrete powder tank with the dust fall function according to claim 1, characterized in that: the bottom wall of the filter chamber (31) is provided with a first inclined surface (311) inclined towards the blanking pipe (34).

3. The concrete powder tank with the dust fall function according to claim 1, characterized in that: the cross section of filter chamber (31) sets up to circular, be provided with cylindric and opening decurrent division board (6) in filter chamber (31), the outer peripheral face of division board (6) pastes mutually and slides with the inner peripheral surface of connecting box (3) and is connected, two first connecting holes (61) have been seted up in the dislocation on division board (6), connecting box (3) upper surface rigid coupling has drive division board (6) at the driving motor (35) of filter chamber (31) internal rotation, still set up no matter first connecting pipe (32) and connecting box (3) intercommunication or second connecting pipe (33) and connecting box (3) intercommunication can both make exhaust column (5) and connecting box (3) intercommunication second connecting hole (62), the dust extraction box (2) and the dust extraction hopper (4) are communicated with the inside of the connecting box (3) alternatively by driving the partition plate (6) to rotate through the driving motor (35).

4. The concrete powder tank with the dust fall function according to claim 1, characterized in that: the blanking pipe (34) and the connecting box (3) are positioned in the top area of the tank body (1).

5. The concrete powder tank with the dust fall function according to claim 1, characterized in that: the cross section of exhaust column (5) sets up to the rectangle, and sets up on the outer peripheral face of exhaust column (5) with mounting hole (53) of rectangle, filter screen (51) set up to the rectangle, and the rigid coupling has carriage (511) with mounting hole (53) adaptation on the outer peripheral face of filter screen (51), and carriage (511) slide and connect in mounting hole (53).

6. The concrete powder tank with the dust fall function according to claim 5, characterized in that: one side of the mounting hole (53) on the outer peripheral surface of the exhaust pipe (5) is hinged with a cover plate (54) used for shielding the mounting hole (53), the side wall of the cover plate (54) departing from the exhaust pipe (5) is fixedly connected with a fixing ring (541), one side of the fixing ring (541) on the outer peripheral surface of the exhaust pipe (5) is fixedly connected with a mounting block (55) arranged along the length direction of the exhaust pipe (5), the end surface of the mounting block (55) facing the fixing ring (541) is provided with an assembling hole (551) arranged along the length direction of the mounting block (55), the assembling hole (551) is connected with a fixing rod (552) in a sliding manner, and a reset spring (5511) is fixedly connected between the fixing rod (552) and the bottom wall of the assembling hole (551), when the cover plate (54) closes the mounting hole (53), the fixing rod (552) is inserted into the fixing ring (541) under the action of the return spring (5511).

7. The concrete powder tank with the dust fall function according to claim 6, characterized in that: and a push rod (5521) which is convenient for a worker to push the fixing rod (552) is fixedly connected to the peripheral surface of the fixing rod (552).

8. The concrete powder tank with the dust fall function according to claim 3, characterized in that: the bottom wall of the second connecting hole (62) and the bottom wall of the side, facing the connecting box (3), of the filter screen (51) in the exhaust pipe (5) are both provided with second inclined planes (56) which incline downwards.

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