CN216271058U

CN216271058U - Anti-segregation device and mortar mixing plant

Info

Publication number: CN216271058U
Application number: CN202122906784.2U
Authority: CN
Inventors: 杨力博; 施如意; 张辉
Original assignee: Sany Automobile Manufacturing Co Ltd
Current assignee: Sany Automobile Manufacturing Co Ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-12
Anticipated expiration: 2031-11-24

Abstract

The application provides an anti-segregation device and a mortar tank, which comprise an anti-segregation pipe; the flow assisting air tap is arranged at the discharge port of the anti-segregation pipe; the flow aiding air nozzle is arranged at one end of the air pipe; the air source generating mechanism is connected to the other end of the air pipe; the gas generated by the gas source generating mechanism passes through the gas pipe to the flow-assisting air faucet, and the flow-assisting air faucet sprays the gas to the discharge port of the segregation-preventing pipe. This device comes to carry jetting gas in preventing the segregation pipe through setting up the class air cock of helping hand in the discharge gate department of preventing the segregation pipe, can make gas filling in the space between each sand grain of dry-mixed mortar through carrying jetting gas in preventing the segregation pipe, can reduce the frictional force between the sand grain from this, and then makes accumulational dry-mixed mortar be in a fluidized state that is convenient for more flow.

Description

Anti-segregation device and mortar mixing plant

Technical Field

The application relates to the technical field of anti-segregation equipment, in particular to an anti-segregation device and a mortar mixing plant.

Background

Dry-mixed mortar storage tanks are generally provided with a segregation preventing device, in which segregation preventing pipes are abundant. However, when the dry-mixed mortar in the dry-mixed mortar storage tank has high powder content and small fineness modulus, the segregation preventing pipe is easy to block in the discharging process.

Because the anti-segregation pipe does not have the anti-blocking function, once the anti-segregation pipe is blocked, the anti-segregation effect is lost, the feed inlet of the storage tank is completely blocked due to serious blockage, and the anti-segregation pipe is manually cleaned in the dry-mixed mortar storage tank after the storage tank is shut down.

Disclosure of Invention

In view of this, this application provides an anti-segregation device, has solved among the prior art because anti-segregation pipe self does not possess and prevents stifled function, prevents the easy technical problem who blocks up of segregation pipe.

According to an aspect of the present application, there is provided an segregation preventing apparatus including:

an anti-segregation tube;

the flow assisting air tap is arranged at the discharge port of the anti-segregation pipe;

the flow aiding air tap is arranged at one end of the air pipe; and

the air source generating mechanism is connected to the other end of the air pipe;

wherein, through the trachea with flow aid air cock, the gaseous passing through of gas source generation mechanism the trachea extremely flow aid air cock, flow aid air cock will gaseous injection extremely the discharge gate department of anti-segregation pipe.

In one possible implementation manner of the present application, the method further includes:

the control valve is arranged on the air pipe.

the level indicator is arranged at the corresponding position of the discharge hole of the segregation-preventing pipe; and

the controller, the control valve and the charge level indicator all with the controller communication is connected.

In this application a possible implementation, it has a plurality ofly to prevent segregation the pipe the discharge gate, each the discharge gate all is provided with flow aid air cock, and each the corresponding position department of discharge gate all is provided with the charge level indicator, the controller respectively with each the charge level indicator with flow aid air cock corresponds the control valve communication is connected.

the wear-resistant assembly is arranged above the air pipe and the flow assisting air tap.

In one possible implementation of the present application, the wear prevention assembly includes:

the first abrasion-proof angle steel is arranged above the air pipe, and the opening of the first abrasion-proof angle steel is upward;

the second abrasionproof decreases the angle steel, the second abrasionproof decrease the angle steel set up in flow aid air cock top, and the opening of this second abrasionproof decreases the angle steel upwards.

In this application a possible implementation, the angular separation line of first abrasionproof decreases the angle steel reaches the angular separation line of second abrasionproof decreases the angle steel all is located plumb face.

In a possible implementation manner of the application, the system further comprises a vehicle material receiving sensor, and the vehicle material receiving sensor is in communication connection with the controller.

In this application a possible implementation, still include vibrating motor, vibrating motor sets up on preventing the segregation pipe.

As another aspect of the present application, there is also provided a mortar mixing plant including the segregation reducing apparatus as described in any one of the above.

The application a prevent device of educing set up flow-assisting air cock through the discharge gate department at preventing the pipe of educing and come to preventing to educe intraductal transport high-pressure gas of pipe, can make gas filling in the space between each sand grain of dry-mixed mortar through to preventing to educing intraductal transport high-pressure gas, can reduce the frictional force between the sand grain from this, and then make accumulational dry-mixed mortar be in the fluidization state that is convenient for flow more.

In addition, the gas blown out by the flow-assisting air tap can flow from the dry-mixed mortar accumulation area with higher pressure to the discharge port of the anti-segregation pipe with lower pressure under the action of pressure, so that the dry-mixed mortar in a fluidized state can be driven to flow out of the discharge port through gas flow, and the anti-segregation pipe is prevented from being blocked.

Drawings

The above and other objects, features and advantages of the present application will become more apparent by describing in more detail embodiments of the present application with reference to the attached drawings. The accompanying drawings are included to provide a further understanding of the embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. In the drawings, like reference numbers generally represent like parts or steps.

Fig. 1 is a schematic diagram showing the general structure of a mortar tank according to an embodiment of the present application.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram of a view angle B in fig. 2.

Figure 4 is a schematic diagram illustrating the operation of the wear assembly according to an embodiment of the present invention.

Fig. 5 is a schematic view illustrating an automatic anti-blocking operation of the separation prevention pipe according to an embodiment of the present application.

Fig. 6 is an electrical control schematic diagram of the mortar transport vehicle in the embodiment of the application when receiving materials.

1. An anti-segregation tube; 2. flow aid air nozzles; 3. an air tube; 4. an anti-wear assembly; 41. a first abrasion-resistant angle iron; 42. a second abrasion-proof angle steel; 5. a level gauge; 6. a storage tank body.

Detailed Description

In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. All directional indicators in the embodiments of the present application (such as upper, lower, left, right, front, rear, top, bottom … …) are only used to explain the relative positional relationship between the components, the movement, etc. in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Summary of the application

The application a prevent device of educing set up flow-assisting air cock through the discharge gate department at preventing the pipe of educing and come to prevent the intraductal jetting gas of carrying of educing, can make gas filling in the space between each sand grain of dry-mixed mortar through to preventing the intraductal jetting gas of carrying of educing, can reduce the frictional force between the sand grain from this, and then make accumulational dry-mixed mortar be in a fluidization state of being convenient for flow more.

After briefly introducing the implementation principle of the present application, the following will clearly and completely describe the technical solution in the embodiments of the present application with reference to the drawings in the embodiments of the present application.

As one aspect of the present application, as shown in fig. 1 and 2, the segregation reducing apparatus includes: an anti-segregation tube 1; the flow aiding air nozzle 2 is arranged at the discharge port of the anti-segregation pipe 1 and used for conveying gas to the discharge port of the anti-segregation pipe 1; the aperture of the flow-assisting air tap 2 from the air inlet to the air outlet is gradually reduced, so that the flow speed and pressure of the ejected air can be further improved, and the mortar retained in the segregation-preventing pipe 1 can be better blown out. The air pipe 3 is provided with a flow aiding air tap 2 at one end of the air pipe 3; and the gas source generating mechanism is fixedly connected to one end of the gas pipe 3 far away from the flow aiding air nozzle 2 and used for providing gas with certain pressure. High-pressure gas generated by the gas source generating mechanism is sent to the discharge port of the segregation-preventing pipe 1 through the gas pipe 3 and the flow-assisting gas nozzle 2.

Optionally, the pressure range of the gas ejected from the flow assisting gas nozzle 2 may be 0.6 Mpa-0.8 Mpa. The pressure of the gas sprayed from the flow-assisting gas nozzle 2 is in the range, so that the retained mortar can be blown out more easily, and further, better cleaning and anti-blocking effects are realized.

Optionally, the outer circumferential surface of the gas pipe 3 has a zinc plating layer. The strength of the air pipe 3 can be increased by arranging the galvanized layer on the outer side of the air pipe 3, so that falling mortar can be prevented from being damaged due to impact of gravity on the air pipe 3, the service life of the air pipe 3 can be further prolonged, and meanwhile, the pressure range within which the air pipe 3 can bear high-pressure gas can be further increased by increasing the galvanized layer.

In one possible embodiment of the present application, the segregation preventing apparatus further includes: a control valve, which may be a solenoid valve or other non-solenoid valve. The control valve is arranged on the air pipe 3. The control valve can control the supply and the cut-off of high-pressure gas, the control valve works in a mode of opening at intervals in actual operation, for example, the control valve can perform continuous cycle operation in a mode of opening for 3 seconds and then closing for 3 seconds as a work period, so that the gas at the flow-assisting gas nozzle 2 can be ejected at intervals, and the control valve can be closed continuously for a period of time after being opened, so that the pressure of the gas is accumulated continuously in the period of time when the flow-assisting gas nozzle 2 is closed, and the pressure of the gas ejected in the next opening is ensured to be large enough.

Of course, the control valve may be in an open state at all times, which requires that the pressure of the gas generated in the gas source generating mechanism be maintained at a high level at all times.

Meanwhile, the control valve can also work in a mode of combining the two opening modes.

In one possible embodiment of the present application, as shown in fig. 1 and 5, the segregation preventing apparatus further includes: a level indicator 5, wherein the level indicator 5 is arranged at a corresponding position of a discharge port of the segregation preventing pipe 1 (as shown in figure 1 or figure 5); the controller, the control valve and the level indicator 5 are all in communication connection with the controller. The level indicator 5 is located at the position where the material flowing out from the discharging hole can just bury the level indicator 5 in the embodiment, and the level indicator 5 is used for detecting whether the material is at the material level of the discharging hole. The fill level indicator 5 is usually arranged at the level of the lowest point of the outlet of the separation prevention line 1, which is thus the detection plane of the fill level indicator 5. When the level of the material accumulated in the storage tank 6 is lower than the detection level, the signal output by the level gauge 5 changes from full to empty. Then the level indicator 5 sends the empty material signal to the controller, and the controller controls the flow-assisting air nozzle 2 corresponding to the level indicator 5 to inject air to perform anti-blocking operation after receiving the empty material signal input by the level indicator 5 at a certain position. This charge level indicator 5 set up the position and also can prevent carrying out the adaptability adjustment about the horizontal plane at the minimum place of segregation pipe 1 discharge gate according to operating condition to guarantee that flow aid air cock 2 in time prevents stifled operation.

In one possible embodiment of the present application, as shown in fig. 1 and fig. 6, the segregation preventing pipe 1 has a plurality of discharge ports, each of which is provided with a flow-assisting air tap 2, and each of which is provided with a level indicator 5 at a corresponding position, and the controller is in communication connection with each level indicator 5 and a control valve corresponding to the flow-assisting air tap 2 respectively. Set up flow aid air cock 2 and charge level indicator 5 through the position that corresponds at each discharge gate of preventing segregation pipe 1, can prevent stifled operation to each discharge gate, can further prevent that segregation pipe 1 from being stifled.

In one possible embodiment of the present application, as shown in fig. 1 to 3, the segregation preventing apparatus further includes: and the anti-abrasion assembly 4 is arranged above the air pipe 3 and the flow assisting air nozzle 2. The abrasion-proof assembly 4 can reduce abrasion of mortar to the air pipe 3 and the flow-assisting air tap 2, and further prolongs the service life of the air pipe 3 and the flow-assisting air tap 2.

In one possible embodiment of the present application, as shown in fig. 2, the wear assembly 4 comprises: the first abrasion-proof angle steel 41, the first abrasion-proof angle steel 41 is arranged at the upper part of the air pipe 3, and the opening of the first abrasion-proof angle steel 41 is upward; and the second abrasion-proof angle steel 42 is arranged at the upper part of the flow-assisting air tap 2, and the opening of the second abrasion-proof angle steel 42 is upward. Through setting up first abrasionproof angle steel 41 and the angle steel 42 two-component style angle steel structure of second abrasionproof through reducing subassembly 4 to two sets of angle steel structures welded fastening respectively are on trachea 3 and flow aid air cock 2's top, and the technology of this kind of fixed mode is simpler, and the cost is cheaper. Of course, the first wear-resistant angle 41 and the second wear-resistant angle 42 may be an integral structure.

As shown in fig. 4, the opening of the angle steel is upward, so that the mortar falling from the upper side (indicated by the granular pattern in fig. 4) is firstly filled in the angle steel, and then gradually accumulated upward, and finally forms a triangle structure similar to a mountain tip type (as shown by a dotted line in fig. 4), at this time, the mortar is completely covered on the angle steel, and the mortar falling to the upper side subsequently slides down along the two sides of the mountain tip without being in frictional contact with the edge of the angle steel, so that the anti-abrasion function can be realized, and the service lives of the air pipe 3 and the flow-assisting air nozzle 2 are prolonged.

Optionally, the angular bisectors of the first abrasion-proof angle steel 41 and the second abrasion-proof angle steel 42 are both located on the plumb surface. First abrasionproof decreases angle steel 41 and second abrasionproof decreases angle steel 42 and can accept the area of mortar under this posture of placing bigger, the area that can shelter from and protect that also makes from this is bigger, simultaneously, first abrasionproof decreases angle steel 41 and second abrasionproof decreases angle steel 42 and is along plummet face symmetry setting under this posture, the accumulational mountain tip of whereabouts mortar is isosceles triangle, from this, the even gliding by two sets of limits after subsequent mortar falls, make the atress of angle steel more even from this, the long-term stability of the fixed connection structure of also being convenient for is in effective state. Any object is just vertical to the ground like a vertical object, namely a vertical direction, a plane which is orthogonal to a horizontal plane, and a plane which is inclined to the front surface and the side surface, namely a vertical plane. Refers to a plane perpendicular to the horizontal plane, i.e., the plane in which the plumb line lies.

In one possible embodiment of the present application, as shown in fig. 5 and 6, the segregation preventing apparatus further comprises a controller, and the plurality of sets of control valves and the plurality of sets of level gauges 5 are all in communication connection with the controller. After the controller receives a material receiving signal sent by a material receiving vehicle, the mortar tank starts to discharge materials, and along with the descending of the mortar material level in the tank body, after the controller receives an empty material signal of a material level meter 5 positioned above the material level meter as shown in fig. 5, the controller controls the corresponding control valve to operate according to a preset working mode of opening at intervals and/or opening all the time, so that the flow assisting air nozzle 2 shown in fig. 4 sprays air to the discharge hole of the corresponding anti-segregation pipe 1, the mortar possibly staying in the anti-segregation pipe 1 is blown out and dredged, and the blockage is prevented.

Optionally, as shown in fig. 6, the segregation preventing apparatus further includes a vehicle material receiving sensor, and the vehicle material receiving sensor is in communication connection with the controller. The vehicle connects material sensor to be used for receiving the material signal that connects of mortar transport vechicle, when mortar transport vechicle and mortar jar butt joint can begin to connect the material (also when the mortar jar can begin to carry mortar in the mortar transport vechicle), vehicle connects material sensor to send and connects material signal to the controller, then the mortar jar begins the blowing, the material flows into in the mortar transport vechicle, multiunit helps a class air cock 2 to be connected with solenoid valve and the charge level indicator 5 that corresponds the serial number respectively in figure 6 in order to form the anti-blocking clearance system to the pipe 1 that educes that corresponds.

In one possible embodiment of the present application, the segregation preventing apparatus further includes a vibration motor disposed on the segregation preventing pipe. Specifically, only the pipe wall of the segregation-preventing pipe 1 or the pipe is internally additionally provided with the vibration motor, the blocking material is vibrated to fall through the vibration generated by the vibration motor, and when the vibration motor is installed, the head of the segregation-preventing pipe 1 can be arranged independently or the multiple points near each discharge hole of the segregation-preventing pipe 1 can be arranged.

As another aspect of the present application, there is provided a mortar tank, as shown in fig. 1 and 5, including a storage tank body 6; and the above-mentioned segregation preventing means, wherein the segregation preventing means is provided in the storage tank 6.

In one possible embodiment of the present application, as shown in fig. 1 and 5, the level gauge 5 is disposed on an inner wall of the storage tank 6. The charge level indicator 5 is a rotation-resistant charge level indicator, and the charge level indicator 5 is arranged on the inner wall of the storage tank body 6 and is more consistent with the realization of the working principle of the charge level indicator 5. In this embodiment, a flow assisting gas nozzle 2 is arranged at a discharge port of the segregation preventing pipe 1 to convey high-pressure gas into the segregation preventing pipe 1, and the high-pressure gas is conveyed into the segregation preventing pipe 1 to fill gas into gaps among sand grains of the dry-mixed mortar, so that the friction force among the sand grains can be reduced, and the accumulated dry-mixed mortar is in a fluidized state which is more convenient to flow.

In addition, the gas blown out by the flow-assisting gas nozzle 2 flows from the dry-mixed mortar accumulation area with higher pressure to the discharge port of the anti-segregation pipe 1 with lower pressure under the action of pressure, so that the dry-mixed mortar in a fluidized state can be driven to flow out of the discharge port through the gas flow, and the anti-segregation pipe 1 is prevented from being blocked.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and the like that fall within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An anti-segregation device, comprising:

a segregation-preventing pipe (1);

the flow aiding air tap (2) is arranged at the discharge port of the anti-segregation pipe (1);

the flow aiding air nozzle (2) is arranged at one end of the air pipe (3) and communicated with one end of the air pipe (3); and

and the air source generating mechanism is communicated with the other end of the air pipe (3).

2. The segregation preventing device according to claim 1, further comprising:

the control valve is arranged on the air pipe (3).

3. The segregation preventing apparatus of claim 2, further comprising:

the material level meter (5) is arranged at the corresponding position of the discharge hole of the segregation-preventing pipe (1);

the controller, the control valve and charge level indicator (5) all with the controller communication is connected.

4. The segregation preventing device according to claim 3, wherein the segregation preventing pipe (1) has a plurality of discharge ports, each discharge port is provided with the flow-assisting gas nozzle (2), and the corresponding position of each discharge port is provided with the material level indicator (5), and the controller is in communication connection with each material level indicator (5) and the control valve corresponding to the flow-assisting gas nozzle (2).

5. The segregation preventing device according to claim 1, further comprising:

the anti-abrasion assembly (4), the anti-abrasion assembly (4) is arranged above the air pipe (3) and/or the flow assisting air nozzle (2).

6. An anti-segregation device according to claim 5, wherein the wear prevention assembly (4) is arranged above the gas pipe (3) and the flow aid gas nozzles (2);

the wear assembly (4) comprises:

the first abrasion-proof angle steel (41), the first abrasion-proof angle steel (41) is arranged above the air pipe (3), and the opening of the first abrasion-proof angle steel (41) is upward;

second abrasionproof decreases angle steel (42), second abrasionproof decrease angle steel (42) set up in flow aid air cock (2) top, and the opening of this second abrasionproof decrease angle steel (42) is upwards.

7. The device according to claim 6, characterized in that the bisector of the first wear angle (41) and the bisector of the second wear angle (42) are located on the plumb face.

8. An segregation reducing device as claimed in claim 3, further comprising

The vehicle connects material sensor, the vehicle connects material sensor with the controller communication is connected.

9. The segregation preventing device according to claim 1, further comprising:

and the vibration motor is arranged on the segregation-preventing pipe.

10. Mortar mixing plant, characterized in that it comprises an anti-segregation device according to any one of claims 1-9.