阅读说明：本技术 一种防板结的干混砂浆散装机 (Anti-hardening dry-mixed mortar bulk machine ) 是由 孙明 于 2021-09-13 设计创作，主要内容包括：本发明涉及干混砂浆设备技术领域,尤其是一种防板结的干混砂浆散装机,下料软管连接有转向装置,转向装置包括转向软管和驱动装置,转向软管套接在下料头外,转向软管包括连接环和软管,上连接环与下料头的上端连接,下连接环与下料头的下端连接,驱动装置包括转向杆、传动齿轮组与电机,电机固定在下料头外壁上,电机通过传动齿轮组与转向杆的固定端连接,且转向杆的接触端至下料硬管轴线的距离大于转向软管的外径,转向杆可绕下料硬管的轴线转动,本发明通过转动干混砂浆下料头并产生转运角度,使得下落的干混砂浆在罐车底部堆砌成圆台而非圆锥,扩大了单个下料头输送干混砂浆的体积,提升了干混砂浆罐车的转运效率。(The invention relates to the technical field of dry-mixed mortar equipment, in particular to an anti-hardening dry-mixed mortar bulk loader, wherein a blanking hose is connected with a steering device, the steering device comprises a steering hose and a driving device, the steering hose is sleeved outside a blanking head, the steering hose comprises a connecting ring and a hose, the upper connecting ring is connected with the upper end of the blanking head, the lower connecting ring is connected with the lower end of the blanking head, the driving device comprises a steering rod, a transmission gear set and a motor, the motor is fixed on the outer wall of the blanking head, the motor is connected with the fixed end of the steering rod through the transmission gear set, the distance from the contact end of the steering rod to the axis of a blanking hard pipe is larger than the outer diameter of the steering hose, the steering rod can rotate around the axis of the blanking hard pipe, the invention leads the falling dry-mixed mortar to be piled into a round table instead of a cone at the bottom of a tank truck by rotating the blanking head of the dry-mixed mortar and generating a transfer angle, thereby enlarging the volume of conveying the dry-mixed mortar by a single blanking head, the transfer efficiency of the dry-mixed mortar tank truck is improved.)

1. The utility model provides a dry-mixed mortar bulk machine that prevents hardening, includes that the unloading is taken over, the unloading is taken over and is included the pipe wall, the pipe wall is provided with a plurality of support rings outward along the axis direction, the unloading is taken over and is connected with the unloading and connects its characterized in that down: the blanking head is cylindrical, and is adjacent be provided with a plurality of ventilation holes along the circumferencial direction on the pipe wall between the support ring, the ventilation hole is connected with the trachea, the trachea is connected with the fan.

2. The anti-hardening dry-mixed mortar bulk machine according to claim 1, characterized in that: and a filter screen is arranged at the ventilation hole on the inner wall of the blanking connecting pipe.

3. The anti-hardening dry-mixed mortar bulk machine according to claim 1, characterized in that: the diameter of the vent hole is less than or equal to half of the distance between the connected support rings.

4. The anti-hardening dry-mixed mortar bulk machine according to claim 1, characterized in that: an air bag is arranged between the air pipe and the vent hole, the air bag is positioned on the outer side of the pipe wall between the adjacent support rings, the air bag is an annular air bag, and the interior of the air bag is connected with the air hole.

5. The anti-hardening dry-mixed mortar bulk machine according to claim 4, characterized in that: the lowest air bag is a supporting air bag, and the lowest point of the supporting air bag and the lowest point of the blanking head are on the same horizontal plane.

6. The anti-hardening dry-mixed mortar bulk machine according to claim 5, characterized in that: the side of support ring is provided with the sensor support, it has sensor supporting hole to open on the sensor support, sensor supporting hole interpolation has proximity switch, proximity switch is connected with the controller, the controller is connected with the fan.

7. The anti-hardening dry-mixed mortar bulk machine according to claim 6, characterized in that: the proximity switch is a cylinder proximity switch, and an included angle between the axis of the proximity switch and the plane where the support ring is located is an acute angle.

8. The anti-hardening dry-mixed mortar bulk machine according to claim 6, characterized in that: the axis of the proximity switch and the included angle of the plane where the support ring is located are right angles, the support ring is further provided with an induction sheet, the angle between the induction sheet and the axis of the support ring and the angle between the sensor support and the axis of the support ring are 180 degrees, and the sensor support of two adjacent support rings is parallel to the axis of the blanking connecting pipe along the straight line where the induction sheet is located.

9. The anti-hardening dry-mixed mortar bulk machine according to claim 5, characterized in that: the outer wall of the supporting air bag is provided with a rubber ring, and the length of the rubber ring is equal to that of the blanking head.

10. The anti-hardening dry-mixed mortar bulk machine according to claim 9, characterized in that: the connecting device is arranged at the joint of the air bag and the air pipe and comprises a fixing pipe, the tail end of the fixing pipe is connected with the air bag, the front end of the fixing pipe is connected with a straight joint, and the air pipe is connected with the straight joint.

Technical Field

The invention relates to the technical field of dry-mixed mortar equipment, in particular to an anti-hardening dry-mixed mortar bulk machine.

Background

The bulk machine is a packaging device, and the common bulk machines comprise a clinker bulk machine, a bottom bulk machine and a side bulk machine, wherein the bottom bulk machine is mainly used for bulk cement and other powdery materials. The bulk machine at the bottom of the storehouse is arranged on the ground and used for filling the pot-shaped containers of automobiles, trains and the like. The device mainly comprises a discharge gate, a conveying chute, an elbow, a discharge connecting pipe, a bulk machine, a dust remover, a chute fan and the like. The part in the cement silo is hung in the cement silo through a bracket and is placed at a slope of 10 percent, so that the cement powder in the cement silo is fluidized (the high-pressure compressed air is introduced after being decompressed by a Roots blower self-provided by a user or a compressed air main pipe in the factory). The discharge connecting groove and the conveying chute are connected outside the cement silo in a discharge sequence and are also placed at a slope of 10 percent, and are opened in normal use. The 'unloading gate' is used for controlling the cement blanking state when the bulk machine is loaded; the "chute fan" is used to fluidize the cement material in the delivery chute. The bulk machine is the main equipment, and the flexible length of its feed head is 1.6 meters to the loading requirement of different motorcycle types is adapted.

The dry-mixed mortar bulk machine is placed in the placing process due to the fact that the dry-mixed mortar bulk machine is open, when the bulk machine is folded, the outer wall of the blanking connecting pipe is folded, residual dry-mixed mortar is easy to store inside the blanking connecting pipe, the residual dry-mixed mortar is prone to hardening on the inner wall of the blanking connecting pipe in regions and seasons with high humidity, the service life of the blanking connecting pipe is shortened, and if hardening blocks fall off in the blanking process, the yield of the dry-mixed mortar is reduced.

Disclosure of Invention

The purpose of the invention is: overcomes the defects in the prior art and provides an anti-hardening dry-mixed mortar bulk machine.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

the utility model provides a prevent dry-mixed mortar bulk machine that hardens, includes that the unloading is taken over, the unloading is taken over including the pipe wall, the pipe wall is provided with a plurality of support rings along the axis direction outward, the unloading is taken over and is connected with the unloading joint down, the unloading stub bar is cylindrical unloading stub bar, and is adjacent be provided with a plurality of ventilation holes along the circumferencial direction on the pipe wall between the support ring, the ventilation hole is connected with the trachea, the trachea is connected with the fan.

Furthermore, a filter screen is arranged at a vent hole on the inner wall of the blanking connecting pipe.

Furthermore, the diameter of the vent hole is less than or equal to half of the distance between the connected support rings.

Further, an air bag is arranged between the air pipe and the vent hole, the air bag is positioned on the outer side of the pipe wall between the adjacent support rings, the air bag is an annular air bag, and the interior of the air bag is connected with the air hole.

Further, the lowest air bag positioned at the lowest part is a supporting air bag, and the lowest point of the supporting air bag and the lowest point of the blanking head are on the same horizontal plane.

Further, the side of support ring is provided with sensor support, sensor support is last to be opened there is sensor support hole, sensor support downthehole interpolation has proximity switch, proximity switch is connected with the controller, the controller is connected with the fan.

Furthermore, the proximity switch is a cylinder proximity switch, and an included angle between the axis of the proximity switch and the plane where the support ring is located is an acute angle.

Furthermore, the included angle between the axis of the proximity switch and the plane of the support ring is a right angle, the support ring is further provided with an induction sheet, the angle between the axis of the induction sheet and the axis of the support ring and the angle between the axis of the sensor support and the axis of the support ring are 180 degrees, and the sensor support of two adjacent support rings is parallel to the axis of the blanking connecting pipe along the straight line where the induction sheet is located.

Further, the outer wall of the supporting air bag is provided with a rubber ring, and the length of the rubber ring is equal to that of the blanking head.

Furthermore, a connecting device is arranged at the joint of the air bag and the air pipe, the connecting device comprises a fixing pipe, the tail end of the fixing pipe is connected with the air bag, the front end of the fixing pipe is connected with a straight joint, and the air pipe is connected with the straight joint.

The technical scheme adopted by the invention has the beneficial effects that:

1. according to the invention, the fan blows air into the ventilation hole, so that the residual dry-mixed mortar is prevented from being adhered to the inner wall of the blanking adapter, and the residual dry-mixed mortar is prevented from being hardened in the inner wall of the blanking adapter.

2. Through being connected fan, proximity switch and controller, can be so that this equipment realizes the automatic function of preventing hardening, take over at the unloading and pack up the back almost completely, the fan stop work, when the unloading is taken over and is extended, the fan work, to the interior blast air of unloading takeover.

3. The straight-through connector enables the air pipe to be quickly plugged and pulled out of the air bag, and the disassembly and maintenance of the bulk machine are facilitated.

4. The outer wall of the air bag at the bottom is provided with a rubber ring, and the rubber ring can avoid friction between the air bag and a tank opening of the transfer tank and prolong the service life of the air bag.

5. The supporting air bag can plug up a gap between the blanking head and the tank opening after the blanking head extends into the tank opening of the transfer tank, so that the leakage of dry-mixed mortar dust and air pollution are avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a detail view of the present invention;

fig. 4 is a schematic view of the arrangement of the proximity switch of the present invention.

1-blanking connecting pipe 12-supporting ring 121-proximity switch 122-induction sheet 13-vent hole 2-blanking head 31-air bag 32-supporting air bag 33-fixing pipe 34-through joint.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention. The present invention is described in detail by using schematic structural diagrams and the like, which are only examples and should not limit the protection scope of the present invention. In addition, the actual fabrication process should include three-dimensional space of length, width and depth.

Referring to fig. 1-4, the anti-hardening dry-mixed mortar bulk machine comprises a blanking connecting pipe 1, wherein the blanking connecting pipe 1 comprises a pipe wall, a plurality of support rings 12 are arranged on the outer side of the pipe wall along the axial direction, a blanking joint is connected to the lower portion of the blanking connecting pipe 1, the blanking head 2 is a cylindrical blanking head 2, a plurality of vent holes 13 are formed in the pipe wall between the adjacent support rings 12 along the circumferential direction, the vent holes 13 are connected with an air pipe, and the air pipe is connected with a fan. A filter screen is arranged at the position of the vent hole 13 on the inner wall of the blanking connecting pipe 1. According to the invention, the air is blown into the vent holes 13 through the fan, so that the residual dry-mixed mortar is prevented from being adhered to the inner wall of the blanking connecting pipe 1, and the residual dry-mixed mortar is prevented from being hardened in the inner wall of the blanking connecting pipe 1. The mesh size of the filter screen is smaller than the material diameter of the dry-mixed mortar aggregate, so that the situation that the aggregate with sharp edges enters the air bag 31 to scratch the air bag 31 and other dry-mixed mortar raw materials mistakenly entering the air bag 31 are blown into the blanking connecting pipe 1 under the action of air flow is avoided.

Referring to fig. 2, the diameter of the vent hole 13 is less than or equal to half the distance between the connected support rings 12. The diameter is less, so that the failure of the filter screen due to too large covered area and too much tension can be avoided, the service life of the filter screen is prolonged, and the frequent replacement of the filter screen is avoided.

Referring to fig. 1-2, an air bag 31 is disposed between the air tube and the vent 13, the air bag 31 is located on the outer side of the tube wall between the adjacent support rings 12, the air bag 31 is an annular air bag 31, and the interior of the air bag 31 is connected with the vent. The air bag 31 wraps the vent holes between the adjacent support rings 12 to avoid that each vent hole is provided with an air pipe, and the vent holes 13 on the same layer can realize the same function only by one air pipe through the air bag 31, so that the equipment structure is simpler.

Referring to fig. 1-2, the lowest point of the supporting air bag 32 and the lowest point of the blanking head 2 are on a horizontal plane, and the lowest air bag 31 located at the lowest position is the supporting air bag 32. Support gasbag 32 covers blanking head 2 and can stretch into the gap of jar mouth with blanking head 2 and jar after the jar mouth with blanking head 2 with fill up, avoids dry-mixed mortar's raise dust to reveal, reduces air quality.

Referring to fig. 4, a sensor support is arranged on a side surface of the support ring 12, a sensor support hole is formed in the sensor support, a proximity switch 121 is inserted into the sensor support hole, the proximity switch 121 is connected with a controller, and the controller is connected with a fan. The proximity switch 121 is preferably of the type IFRM 12X 9503.

In an embodiment, the proximity switch 121 is a cylindrical proximity switch 121, an included angle between an axis of the proximity switch 121 and a plane where the support ring 12 is located is an acute angle, taking the proximity switch 121 with the model of IFRM 12X9503 as an example, when the blanking adapter 1 is folded, and the support ring 12 approaches, after a distance between the support ring 12 above the proximity switch 121 and the proximity switch 121 enters a detection range of 2mm, the proximity switch 121 inputs a signal to the controller, and the controller controls the fan to be turned off.

In another embodiment, referring to fig. 4, an included angle between an axis of the proximity switch 121 and a plane where the support ring 12 is located is a right angle, the support ring 12 is further provided with an induction sheet 122, an angle between the axis from the induction sheet 122 to the support ring 12 and an angle between the axis from the sensor support to the axis of the support ring 12 is 180 °, a straight line where the sensor supports of two adjacent support rings 12 and the induction sheet 122 are located is parallel to an axis of the blanking adapter 1, taking the proximity switch 121 with the model of IFRM 12X9503 as an example, when the blanking adapter 1 is retracted, and after the support rings 12 are close, the distance between the induction sheet 122 above the proximity switch 121 and the proximity switch 121 enters a detection range of 2mm, the proximity switch 121 inputs a signal to the controller, and the controller controls the fan to be turned off.

The outer wall of support gasbag 32 is provided with the rubber ring, the length of rubber ring equals the length of blanking head 2, and the rubber ring can avoid gasbag 31 and jar mouthful contact, fish tail gasbag 31, extension gasbag 31's life-span.

Referring to fig. 3, a connecting device is arranged at the joint of the air bag 31 and the air pipe, the connecting device comprises a fixing pipe 33, the tail end of the fixing pipe 33 is connected with the air bag 31, the front end of the fixing pipe 33 is connected with a through joint 34, and the air pipe is connected with the through joint 34. The straight joint 34 enables the air pipe to be quickly plugged in and pulled out of the air bag 31, and the bulk machine is convenient to disassemble and maintain.

The working principle is as follows:

1. when the blanking adapter 1 is put down, the distance between the adjacent support rings 12 is increased, the proximity switch 121 inputs a signal to the controller, the fan starts to blow air, the air bag is expanded, the air bag starts to blow air continuously in the ventilation hole, and dry-mixed mortar is prevented from being adhered to the inner wall of the blanking adapter 1;

2. after the blanking is finished, the blanking connecting pipe 1 is retracted, the distance between the support rings is close, the proximity switch inputs a signal to the controller, the controller outputs a stop signal to the fan, and the fan stops working.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.