CN212101092U

CN212101092U - Dust protected likepowder raw materials conveyor

Info

Publication number: CN212101092U
Application number: CN202020113841.4U
Authority: CN
Inventors: 刘成文; 肖波; 曾昌洪; 张建勇; 李斌; 梁治; 雷华魁; 冯斌; 刘先亮
Original assignee: Chongqing Huaxi Yitong Construction Co ltd
Current assignee: Chongqing Huaxi Yitong Construction Co ltd
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-12-08
Anticipated expiration: 2030-01-17

Abstract

The utility model relates to a likepowder raw materials conveyor of dust protected relates to concrete production facility technical field, and it includes fixed connection in the first conveying pipeline of storage tank and with first conveying pipeline detachable second conveying pipeline, conveyor is still including installing the dustproof mechanism between first conveying pipeline and second conveying pipeline, dustproof mechanism includes the elastic tube and is fixed in the hard pipe at elastic tube both ends, sets up the through-hole that the aperture is greater than first conveying pipeline and second conveying pipeline external diameter on the hard pipe, the through-hole fixedly connected with flexible seal cover of department of hard pipe, and hard pipe is located that through-hole department articulates there is the clamp. The utility model discloses a have the advantage that prevents that the dust from leaking to external environment from duct junction.

Description

Dust protected likepowder raw materials conveyor

Technical Field

The utility model relates to a concrete production equipment technical field, concretely relates to dust protected likepowder raw materials conveyor.

Background

The cement storage tank is mainly used for storing cement as a raw material for supply and storage, and plays an important role in the preparation process of concrete.

The prior art refers to a Chinese utility model patent with an authorization publication number of CN205589806U, which discloses a cement storage tank, comprising a cement storage tank body and a feeding pipe arranged on the cement storage tank body; the feeding pipe is provided with at least one filtering device, a circular steel plate which is coaxial with the filtering device is arranged in the filtering device, the outer diameter of the circular steel plate is larger than the inner diameter of the feeding pipe, a plurality of through holes are uniformly formed in the circular steel plate, and the inner diameter of the upper end of each through hole is smaller than that of the lower end of each through hole. The utility model discloses a fine great particle diameter foreign particle in the filtration cement powder when can effectively prevent to block up.

As shown in fig. 1, a material storage tank is provided, wherein a pillar 21 and a first material delivery pipe 22 are fixedly connected to the bottom of the material storage tank 2, the material storage tank 2 needs to be installed on a building 1 to increase the overall height due to the requirement of field installation, a second material delivery pipe 23 is correspondingly connected to the first material delivery pipe 22 so as to perform feeding operation on the ground, and a sampling branch pipe 24 is connected to the second material delivery pipe 23. Because first conveying pipeline 22 is apart from the lateral wall of building 1 a distance, lead to second conveying pipeline 23 and the unable lug connection of first conveying pipeline 22, need carry out transitional coupling through return bend 25 and connecting pipe 26 between first conveying pipeline 22 and second conveying pipeline 23 during actual installation, it is fixed through the support between the wall of second conveying pipeline 23 and building 1, all pipeline interface junctions are flange joint, because the gap appears easily because of inconvenient installation in return bend 25 and connecting pipe 26. In practical use, it is found that when cement or fly ash is conveyed to the storage tank 2, the cement or fly ash is easy to leak from a gap connected with a pipeline along with air flow, the cement or fly ash flows down along the second conveying pipe 23 when being affected with damp or encountering rainwater, and slurry is attached to the surface of the second conveying pipe 23 when being solidified, so that the attractiveness of the environment of an operation site is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dust protected powdered raw materials conveyor, it has the advantage that prevents that the dust from leaking the external environment from duct connections.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a likepowder raw materials conveyor of dust protected, include fixed connection in the first conveying pipeline of storage tank and with first conveying pipeline detachable second conveying pipeline, conveyor is still including installing the dustproof mechanism between first conveying pipeline and second conveying pipeline, dustproof mechanism includes the elastic tube and is fixed in the hard pipe at elastic tube both ends, sets up the through-hole that the aperture is greater than first conveying pipeline and second conveying pipeline external diameter on the hard pipe, and the through-hole fixedly connected with flexible seal cover of department of hard pipe, hard pipe are located that through-hole department articulates there is the clamp.

Through adopting above-mentioned technical scheme, establish dustproof mechanism cover in advance on first conveying pipeline or second conveying pipeline during the installation, then with first conveying pipeline and second conveying pipeline connection, remove dustproof mechanism again and make a hard pipe be located first conveying pipeline, another hard pipe is located the second conveying pipeline, again with the clamp card outside the seal cover, with the free end of clamp after with bolt fastening, the clamp sticiss the seal cover on first conveying pipeline and second conveying pipeline, make to form the confined cavity between dustproof mechanism and first conveying pipeline and the second conveying pipeline, prevent that the inside dust of dustproof mechanism from flowing from the through-hole department of hard pipe. The powdery raw material is likely to leak from the joint of the first conveying pipe and the second conveying pipe in the conveying process, and the dustproof mechanism prevents the leaked powdery raw material from contacting with the external environment and keeps the surface of the second conveying pipe clean.

The utility model discloses further set up to: one end of the clamp is hinged through a pin shaft, the other end of the clamp is detachably connected through a bolt, and the pin shaft of the clamp is parallel to the axis of the hard pipe and is hinged with the hard pipe.

Through adopting above-mentioned technical scheme, the clamp articulates on hard pipe, and when opening the bolt of clamp free end and maintaining, the clamp needn't additionally deposit convenient operation.

The utility model discloses further set up to: the dust-proof mechanism is connected with a blowing mechanism and a suction mechanism through a dust removal pipe.

Through adopting above-mentioned technical scheme, along with the accumulation of time, the cement powder that leaks from first conveying pipeline and second conveying pipeline joint increases, and air blowing mechanism blows to dustproof mechanism through the dust removal pipe for the likepowder raw materials of leaking form the raise dust in dustproof mechanism is inside, closes air blowing mechanism and opens air suction mechanism, and air suction mechanism takes out the inside dust of dustproof mechanism with regularly clearing up inside the dustproof mechanism.

The utility model discloses further set up to: the air blowing mechanism comprises an air blower and an air blowing pipe connected between an air outlet of the air blower and the dust removing pipe, a control valve is mounted on the air blowing pipe, and the air blower is electrically connected with an external switch.

Through adopting above-mentioned technical scheme, carry the back that finishes, open the control valve on the gas blow pipe, start the air-blower and blow to dustproof mechanism, in the air current blows in dustproof mechanism along the dust removal pipe, the air current blows up the dust that leaks and forms the raise dust. The control valve is opened for 3-5 seconds and then closed, and the process is repeated for 3 times to fully blow the dust.

The utility model discloses further set up to: the air suction mechanism comprises a suction fan and an air suction pipe connected between an air inlet of the suction fan and the dust removal pipe, a control valve is mounted on the air suction pipe, and the suction fan is electrically connected with an external switch.

By adopting the technical scheme, the control valve on the air suction pipe is opened after the control valve on the air blowing pipe is closed, the suction fan is started, and the raised dust in the dustproof mechanism is pumped out through the dust removal pipe, so that the effect of the dust removal pipe is conveniently controlled through the control valve.

The utility model discloses further set up to: the air blower outer cover is provided with a first protection box, and the air blower is fixedly connected with the first protection box through bolts.

Through adopting above-mentioned technical scheme, first protective housing plays the safeguard effect to the air-blower, prolongs the life-span of air-blower.

The utility model discloses further set up to: the outer cover of the suction fan is provided with a second protective box, and the suction fan is fixedly connected with the second protective box through a bolt.

Through adopting above-mentioned technical scheme, the second guard box plays the protective effect to suction fan, prolongs the life-span of suction fan.

The utility model discloses further set up to: the air outlet of the suction fan is detachably connected with a cloth bag.

By adopting the technical scheme, the dust extracted by the suction fan is absorbed and filtered by the cloth bag, and the possibility of dust pollution caused by the overflow of the raised dust is effectively reduced.

To sum up, the utility model discloses a beneficial technological effect does:

1. a closed cavity is formed between the dustproof mechanism and the first conveying pipe and between the dustproof mechanism and the second conveying pipe, and dust in the dustproof mechanism is prevented from flowing out of the through hole of the hard pipe. The powdery raw material is likely to leak from the joint of the first conveying pipe and the second conveying pipe in the conveying process, and the dustproof mechanism prevents the leaked powdery raw material from contacting with the external environment and keeps the surface of the second conveying pipe clean;

2. along with the accumulation of time, the cement powder leaked from the joint of the first conveying pipe and the second conveying pipe is increased, the air blowing mechanism blows air to the dustproof mechanism through the dust removal pipe, so that the leaked powdery raw materials form raised dust in the dustproof mechanism, the air blowing mechanism is closed, the air suction mechanism is opened, and the air suction mechanism draws out the dust in the dustproof mechanism to clean the interior of the dustproof mechanism at regular intervals;

3. the dust pumped by the suction fan is absorbed and filtered by the cloth bag, so that the possibility of dust pollution caused by the overflow of the raised dust is effectively reduced.

Drawings

FIG. 1 is a schematic view showing a structure of a wick in the background art;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2;

FIG. 4 is a schematic view showing the structure of the dust-proof mechanism;

FIG. 5 is an enlarged view showing the connection relationship between the dust-proof mechanism and the connection pipe at the portion B in FIG. 3;

fig. 6 is a sectional view showing the structure of the dust removing mechanism taken along the plane C-C in fig. 4.

Reference numerals: 1. a building; 2. a material storage tank; 21. a pillar; 22. a first feed delivery pipe; 23. a second delivery pipe; 24. a sampling tube; 25. bending the pipe; 26. a connecting pipe; 3. a dust removal pipe; 4. a dust-proof mechanism; 41. an elastic tube; 42. a rigid tube; 43. sealing sleeves; 44. clamping a hoop; 5. a blowing mechanism; 51. a first protective box; 52. a blower; 53. an air blowing pipe; 6. a suction mechanism; 61. a second protective box; 62. a suction fan; 63. and (4) sucking a pipe.

Detailed Description

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

Example (b): a dust-proof powdery material transporting apparatus, as shown in FIGS. 2 and 3, comprises a dust-proof mechanism 4 installed between a first feed pipe 22 and a second feed pipe 23. The powder material may leak from the joint of the first feed pipe 22 and the second feed pipe 23 during the transportation, and the dust-proof mechanism 4 prevents the leaked powder material from contacting the external environment and keeps the surface of the second feed pipe 23 clean.

Referring to fig. 4 and 5, the dustproof mechanism 4 includes an elastic tube 41 and hard tubes 42 fixed at two ends of the elastic tube 41, through holes with a diameter larger than the outer diameters of the first feeding tube 22 and the second feeding tube 23 are formed in the hard tubes 42, flexible sealing sleeves 43 are fixedly connected to the through holes of the hard tubes 42, and the hard tubes 42 are hinged to clamps 44 at the through holes. The elastic tube 41 may be a rubber tube having elasticity and capable of expanding and contracting. The rigid tube 42 may be a stainless steel sleeve, and the rubber tube and the stainless steel sleeve may be welded and fixed together. The sealing sleeve 43 may be a flexible rubber sleeve, the sealing sleeve 43 has the same inner diameter as the through hole of the rigid tube 42 in the natural state, and the sealing sleeve 43 can penetrate through the first delivery pipe 22 and the second delivery pipe 23 when being expanded. One end of the yoke 44 is hinged by a pin, and the other end of the yoke 44 is detachably connected by a bolt. The pin of the clamp 44 is arranged parallel to the axis of the rigid tube 42 and is hinged with the rigid tube 42.

During installation, the dustproof mechanism 4 is sleeved on the first conveying pipeline 22 or the second conveying pipeline 23 in advance, then the first conveying pipeline 22 and the second conveying pipeline 23 are connected through the bent pipe 25 and the connecting pipe 26, the dustproof mechanism 4 is moved to enable one hard pipe 42 to be located on the first conveying pipeline 22, the other hard pipe 42 is located on the second conveying pipeline 23, the clamp 44 is clamped outside the sealing sleeve 43, after the free end of the clamp 44 is fixed through the bolt, the sealing sleeve 43 is tightly pressed on the first conveying pipeline 22 and the second conveying pipeline 23 by the clamp 44, and dust inside the dustproof mechanism 4 is prevented from flowing out of the through hole of the hard pipe 42.

Referring to fig. 4 and 6, as time goes up, the cement powder leaking from the joint of the bent pipe 25 and the connecting pipe 26 increases, and the dust-proof mechanism 4 is connected to the air blowing mechanism 5 and the air suction mechanism 6 through the dust removing pipe 3 in order to clean the dust in the dust-proof mechanism 4. The air blowing mechanism 5 blows air to the dustproof mechanism 4 through the dust removal pipe 3, so that leaked powdery raw materials form raised dust inside the dustproof mechanism 4, the air blowing mechanism 5 is closed, the air suction mechanism 6 is opened, and the air suction mechanism 6 draws out the dust inside the dustproof mechanism 4 to clean the inside of the dustproof mechanism 4 regularly.

Referring to fig. 6, the air blowing mechanism 5 includes an air blower 52 and an air blowing pipe 53 connected between an air outlet of the air blower 52 and the dust removing pipe 3, a control valve is installed on the air blowing pipe 53, and the air blower 52 is electrically connected to an external switch. In order to protect the blower 52, a first protection box 51 is provided outside the blower 52, and the first protection box 51 is fixed to the wall of the building 1 by bolts. The blower 52 may be fixedly coupled to the first shield case 51 by bolts.

The air suction mechanism 6 comprises a suction fan 62 and an air suction pipe 63 connected between an air inlet of the suction fan 62 and the dust removal pipe 3, a control valve is mounted on the air suction pipe 63, and the suction fan 62 is electrically connected with an external switch. In order to protect the suction fan 62, a second protective box 61 is arranged outside the suction fan 62, and the second protective box 61 is fixed on the wall of the building 1 through bolts. The suction fan 62 may be fixedly connected to the second protective box 61 by means of bolts. The air outlet of the suction fan 62 is detachably connected with a cloth bag for absorbing dust as required.

The working principle of the dust-proof powdery raw material conveying device is as follows:

when a powdery raw material such as cement or fly ash is pumped from the second conveying pipe 23 to the storage tank 2, the cement or fly ash leaks from a gap between the second conveying pipe 23 and the first conveying pipe 21 with the airflow, and the dust-proof mechanism 4 prevents the leaked dust from encountering external rainwater.

After the conveying is finished, the control valve on the air blowing pipe 53 is opened, the air blower 52 is started to blow air to the dustproof mechanism 4, the air flow is blown into the dustproof mechanism 4 along the dust removing pipe 3, and the leaked dust is blown up by the air flow to form raised dust. The control valve is opened for 3-5 seconds and then closed, the process is repeated for 3 times to fully blow up the dust, and the blower 52 is closed.

Then the control valve on the air blowing pipe 53 is closed, the control valve on the air suction pipe 63 is opened, the suction fan 62 is started, and the dust in the dust prevention mechanism 4 is extracted, so that the possibility that the dust is wetted and adhered to the outer walls of the connecting pipe 26 and the elbow pipe 25 can be reduced. The dust will not contact with the external rain water, keeping the surface of the second material conveying pipe 23 clean.

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

1. The utility model provides a likepowder raw materials conveyor of dust protected, includes fixed connection in first conveying pipeline (22) of storage tank (2) and with first conveying pipeline (22) detachable second conveying pipeline (23), its characterized in that: conveyor is still including installing dustproof mechanism (4) between first conveying pipeline (22) and second conveying pipeline (23), dustproof mechanism (4) are including elasticity pipe (41) and hard pipe (42) of being fixed in elasticity pipe (41) both ends, offer the through-hole that the aperture is greater than first conveying pipeline (22) and second conveying pipeline (23) external diameter on hard pipe (42), and the through-hole department fixedly connected with flexible seal cover (43) of hard pipe (42), and hard pipe (42) are located that through-hole department articulates there is clamp (44).

2. The dust-protected powdery raw material conveying device according to claim 1, characterized in that: one end of the clamp (44) is hinged through a pin shaft, the other end of the clamp (44) is detachably connected through a bolt, and the pin shaft of the clamp (44) is parallel to the axis of the hard pipe (42) and is hinged with the hard pipe (42).

3. The dust-protected powdery raw material conveying device according to claim 1, characterized in that: the dust-proof mechanism (4) is connected with a blowing mechanism (5) and a suction mechanism (6) through a dust-removing pipe (3).

4. The dust-proof powdery raw material conveying device according to claim 3, characterized in that: the air blowing mechanism (5) comprises an air blower (52) and an air blowing pipe (53) connected between an air outlet of the air blower (52) and the dust removing pipe (3), a control valve is installed on the air blowing pipe (53), and the air blower (52) is electrically connected with an external switch.

5. The dust-protected powdery raw material conveying device according to claim 4, characterized in that: the air suction mechanism (6) comprises a suction fan (62) and an air suction pipe (63) connected between an air inlet of the suction fan (62) and the dust removal pipe (3), a control valve is installed on the air suction pipe (63), and the suction fan (62) is electrically connected with an external switch.

6. The dust-protected powdery raw material conveying device according to claim 4, characterized in that: the outer cover of the blower (52) is provided with a first protection box (51), and the blower (52) is fixedly connected with the first protection box (51) through bolts.

7. The dust-proof powdery raw material conveying device according to claim 5, characterized in that: the outer cover of the suction fan (62) is provided with a second protective box (61), and the suction fan (62) is fixedly connected with the second protective box (61) through a bolt.

8. The dust-protected powdery raw material conveying device according to claim 7, characterized in that: the air outlet of the suction fan (62) is detachably connected with a cloth bag.