CN218200685U - Automatic distributing device for pouring prestressed concrete cylinder pipe - Google Patents

Abstract

The application discloses automatic distributing device is pour to prestressing force steel cylinder concrete pipe relates to prestressing force steel cylinder concrete pipe production technical field, and it is through setting up the cloth unit below the storage hopper, and wherein the cloth unit includes screw conveyer and slewer, screw conveyer runs through the setting and is in the lower part of storage hopper can with material in the storage hopper sees off and falls into in the clearance between centre form and the external mold, slewer is fixed to be set up below the storage hopper, can drive storage hopper and screw conveyer and be circular motion. Because be round loop successive layer blowing, just can not produce among the prior art concrete material and pile up a lot suddenly and cause the insufficient problem of exhaust, also reduce or avoided the inhomogeneous problem of blanking. The whole device is ingenious in structure and easy to control, and the product percent of pass can be greatly improved.

Description

Automatic distributing device for pouring prestressed concrete cylinder pipe

Technical Field

The application relates to a prestressing force steel cylinder concrete pipe production technical field especially relates to an automatic distributing device is pour to prestressing force steel cylinder concrete pipe.

Background

The Prestressed Concrete Cylinder Pipe (abbreviated as PCCP) is a water Pipe made by winding circumferential Prestressed steel wires on a high-strength Concrete Pipe core with a steel Cylinder and spraying a compact cement mortar protective layer on the Prestressed steel wires. The novel composite pipe is formed by four basic raw materials of a steel plate, a prestressed steel wire, concrete and cement mortar after manufacturing processes of steel cylinder forming, concrete pouring, application of a prestress control technology, protective layer spraying and the like. It fully and comprehensively exerts the tensile and easy sealing performance of steel and the compression and corrosion resistance performance of concrete, and has the characteristics of high sealing performance, high strength and high impermeability. In the prior art, prestressing force steel cylinder concrete pipe concrete placement stage is as shown in fig. 1, and steel cylinder 4 erects and places, and the inside of steel cylinder 4 is provided with centre form 3, and the outside cover of steel cylinder is equipped with external mold 5, and the top of centre form 3 is provided with centre form top cap 6, and the top of centre form top cap 6 is provided with cloth unit 2, and this cloth unit 2 is a cone structure, and the awl point is up, and the higher authority of cloth unit 2 is provided with storage hopper 1, and the discharge gate of storage hopper 1 is just right with the tip of cone structure. When the concrete falls from the storage hopper 1 and is dispersed by the distributing unit 2, the concrete slides along the outer surface of the distributing unit 2 and enters between the inner mold 3 and the outer mold 5, and then the concrete can be vibrated. In use, the structure is found that the falling point of the concrete material can not be strictly controlled, the concrete material falling point is random in many times, a part of areas are frequently blanked, a part of areas have no or few concrete materials, concrete falling between the inner die 3 and the outer die 5 is uneven, air is prone to being insufficiently discharged to generate air bubble holes in areas with more accumulated concrete materials, and the areas with less concrete materials are likely to be insufficiently filled, so that the quality of products is affected.

Disclosure of Invention

In order to solve the above problems, the present application adopts the following technical solutions:

an automatic distributing device for pouring prestressed concrete cylinder pipes comprises a storage hopper, a distributing unit, an inner mold, an outer mold and an inner mold top cover;

the material distribution unit is fixedly arranged below the storage hopper;

the cloth unit is rotatably arranged on the inner die top cover;

the material distribution unit comprises a spiral conveyor and a rotary device, the spiral conveyor penetrates through the lower part of the storage hopper and can send out materials in the storage hopper and fall into a gap between the inner mold and the outer mold;

the rotary device is fixedly arranged below the storage hopper and can drive the storage hopper and the screw conveyor to do circular motion. When the steel cylinder is in work, the steel cylinder is vertically arranged, the inner mold is placed in the steel cylinder, the outer mold is sleeved outside the steel cylinder, concrete is filled in a gap between the inner mold and the outer mold, and the steel cylinder is wrapped in the concrete. The top of the inner mold is provided with an inner mold top cover, the strength of the inner mold top cover is enough to support the storage hopper and the material distribution unit, the rotary device drives the storage hopper and the screw conveyer to do circular motion on the inner mold top cover, the screw conveyer is utilized to send out concrete materials in the storage hopper while rotating, and the sent materials fall into a gap between the inner mold and the outer mold under the action of gravity after leaving the screw conveyer. The material distribution mode can control the discharging amount and the blanking place, and due to the fact that the material is discharged layer by layer in a circle, the problem that in the prior art, the concrete materials are suddenly piled up to cause insufficient exhaust is avoided, and the problem of uneven blanking is also reduced or avoided. The whole device has the advantages of ingenious structure and easy control, and can greatly improve the product percent of pass.

Preferably, the screw conveyor comprises a conveying motor, a conveying trough, a conveying screw and a discharge hole;

the cross section of the conveying groove is of a U-shaped structure, the conveying groove penetrates through and is fixedly arranged at the lower part of the storage hopper, and materials in the storage hopper can fall into the conveying groove;

one end of the conveying groove is fixedly provided with the conveying motor;

the conveying screw is rotatably arranged in the conveying groove, an output rotating shaft of the conveying motor is fixedly connected with the conveying screw, and the conveying motor can drive the conveying screw to rotate;

the other end of the conveying groove is fixedly provided with the discharge hole;

when the storage hopper and the material distribution unit are arranged on the top of the inner die top cover, the discharge port is just positioned above the gap between the inner die and the outer die.

Preferably, the discharge port is made of an iron sheet, and the discharge port is of a cylindrical structure with an open bottom and is used for guiding the concrete material to accurately fall into a gap between the inner die and the outer die. Due to the design, the concrete can accurately fall, and the concrete can be prevented from splashing.

Preferably, the conveyor motor is a pneumatic motor. Because the air pipe has been arranged to current equipment, and working environment dust is great, and the pipeline is many, and it is more convenient to adopt pneumatic motor, and is more safe and reliable for adopting the motor.

Preferably, the storage hopper is of a hollow cylinder structure;

the slewing device comprises a gear rotating shaft, a first bevel gear, a slewing power unit and a bearing unit;

the gear rotating shaft is fixedly arranged at the center of the bottom of the storage hopper, and the first bevel gear is rotatably sleeved on the gear rotating shaft;

the rotary power unit is in transmission connection with the first bevel gear and can transmit power to the first bevel gear;

the number of the bearing units is at least three, the bearing units are respectively fixed at the bottom of the storage hopper, and the three bearing units are annularly arranged on the periphery of the first bevel gear and are in transmission connection with the first bevel gear;

the bearing unit comprises a second bevel gear and a rotating wheel, and the second bevel gear and the rotating wheel are coaxially fixed;

the second bevel gear is meshed with the first bevel gear, the power of the first bevel gear can be transmitted to the rotating wheel, and the rotating wheel can drive the storage hopper to do rotary motion when contacting with the inner die top cover.

Preferably, the rotary power unit comprises a third bevel gear and a rotary motor, the rotary motor is fixedly arranged at the bottom of the storage hopper through a support, and the third bevel gear is meshed with the first bevel gear. When an output rotating shaft of the rotary motor rotates, the three bevel gears are driven to rotate, the three bevel gears drive the first bevel gear to rotate, the first bevel gear drives the second bevel gear and the rotating wheel to rotate, and the storage hopper is driven to rotate through the friction force between the rotating wheel and the inner mold top cover.

Preferably, the bearing unit further comprises a bearing unit fixing seat and a bearing unit connecting rotating shaft, and the bearing unit fixing seat is fixedly arranged at the bottom of the storage hopper;

the three bearing unit fixing seats are respectively distributed on the periphery of the first bevel gear in an angle of 120 degrees by taking the first bevel gear as a circle center;

the bearing unit connecting rotating shaft is rotatably arranged on the bearing unit fixing seat in a penetrating mode, the second bevel gear is fixedly sleeved at the inner end of the bearing unit connecting rotating shaft, and the rotating wheel is fixedly sleeved at the outer end of the bearing unit connecting rotating shaft.

Preferably, the swing motor is a pneumatic motor.

Preferably, the outer circumference of the wheel is provided with an elastic friction layer for increasing friction force and reducing noise generated during movement.

Preferably, the bottom of the inner cavity of the storage hopper is further provided with two guide inclined blocks, the two guide inclined blocks are respectively positioned on two sides of the conveying groove and used for guiding concrete materials in the storage hopper into the conveying groove. The design can ensure that concrete materials in the storage hopper automatically slide into the conveying groove under the action of gravity, and manual intervention is reduced.

This application is through setting up the cloth unit below the storage hopper, and wherein the cloth unit includes screw conveyer and slewer, screw conveyer runs through the setting and is in the lower part of storage hopper can with material in the storage hopper is seen off and is fallen into in the clearance between centre form and the external mold, slewer is fixed to be set up below the storage hopper, can drive storage hopper and screw conveyer and be circular motion. Because be round loop successive layer blowing, just can not produce among the prior art concrete material and pile up a lot suddenly and cause the insufficient problem of exhaust, also reduce or avoided the inhomogeneous problem of blanking. The whole device has the advantages of ingenious structure and easy control, and can greatly improve the product percent of pass.

Drawings

FIG. 1 is a schematic diagram of a conventional structure adopted in the pouring of a prestressed concrete cylinder pipe;

FIG. 2 is a schematic perspective view of an embodiment provided herein;

FIG. 3 is an exploded schematic view of an embodiment provided herein;

FIG. 4 is a schematic perspective view of a storage hopper and a distributing unit in an embodiment provided by the present application;

FIG. 5 is a front view of FIG. 4;

FIG. 6 is a top view of FIG. 4;

FIG. 7 is a bottom view of FIG. 4;

FIG. 8 is a schematic perspective view of another perspective view of a storage hopper and a distribution unit in an embodiment provided herein;

FIG. 9 is a partial sectional view of a storage hopper in an embodiment provided herein.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to fig. 2 to 9 in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application. Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 2 to 9, an automatic distributing device for pouring prestressed concrete cylinder pipes comprises a storage hopper 1, a distributing unit 2, an inner mold 3, an outer mold 5 and an inner mold top cover 6. In this embodiment, the storage hopper 1 is preferably of a hollow cylindrical structure. The cloth unit 2 is fixedly arranged below the storage hopper 1, the cloth unit 2 can be rotatably arranged on the inner die top cover 6, and the concrete mode can be an undetachable setting, a detachable setting or a direct placement mode.

As shown in fig. 4 and 5, the material distribution unit 2 includes a screw conveyor 20 and a turning device 21, the screw conveyor 20 is disposed at a lower portion of the storage hopper 1, and is capable of sending out the material in the storage hopper 1 and dropping into the gap between the inner mold 3 and the outer mold 5.

Further, as shown in fig. 6 and 9, the screw conveyor 20 includes a conveying motor 200, a conveying groove 201, a conveying screw 202, and a discharge port 203. The cross section of the conveying groove 201 is of a U-shaped structure, the conveying groove is fixedly arranged at the lower part of the storage hopper 1 in a penetrating mode, materials in the storage hopper 1 can fall into the conveying groove 201, and a conveying motor 200 is fixedly arranged at one end of the conveying groove 201. The present embodiment preferably has the conveying motor 200 be a pneumatic motor. Because the air pipe has been arranged to current equipment, and working environment dust is great, and the pipeline is many, and it is more convenient to adopt pneumatic motor, and is more safe and reliable for adopting the motor. A conveying screw 202 is rotatably arranged in the conveying groove 201, an output rotating shaft of the conveying motor 200 is fixedly connected with the conveying screw 202, the conveying motor 200 can drive the conveying screw 202 to rotate, and a discharge hole 203 is fixedly arranged at the other end of the conveying groove 201. In this embodiment, the discharging port 203 is preferably made of an iron sheet, and is a cylindrical structure with an open bottom, and is used for guiding the concrete material to accurately fall into the gap between the inner mold 3 and the outer mold 5. Due to the design, the concrete can accurately fall, and the concrete can be prevented from splashing. When the storage hopper 1 and the distribution unit 2 are arranged on the inner mold top cover 6, the discharge port 203 is positioned right above the gap between the inner mold 3 and the outer mold 5.

As shown in fig. 4, 5 and 8, the revolving device 21 is fixedly disposed below the storage hopper 1, and can drive the storage hopper 1 and the screw conveyor 20 to make a circular motion. More specifically, as shown in fig. 7 and 8, the swiveling device 21 includes a gear rotating shaft 210, a first bevel gear 211, a swiveling power unit 212, and a carrier unit 213. The gear rotating shaft 210 is fixedly arranged at the center of the bottom of the storage hopper 1 and is coaxially arranged with the storage hopper 1 with a cylindrical structure, and a first bevel gear 211 is rotatably sleeved on the gear rotating shaft 210. The rotary power unit 212 is drivingly connected to the first bevel gear 211, and can transmit power to the first bevel gear 211. The turning power unit 212 here includes a third bevel gear 2120 and a turning motor 2121, and the turning motor 2121 is a pneumatic motor. The rotary motor 2121 is fixedly arranged at the bottom of the storage hopper 1 through a bracket, and a third bevel gear 2120 is engaged with the first bevel gear 211. When the output rotating shaft of the rotary motor 2121 rotates, the three bevel gears 2120 are driven to rotate, the three bevel gears 2120 drive the first bevel gear 211 to rotate, the first bevel gear 211 drives the second bevel gear 2130 and the rotating wheel 2133 to rotate, and the storage hopper 1 is driven to rotate by the friction force between the rotating wheel 2133 and the inner mold top cover 6.

As shown in fig. 7 and 8, at least three bearing units 213 are provided, and are respectively fixed at the bottom of the storage hopper 1, the three bearing units 213 are annularly provided on the periphery of the first bevel gear 211 and are in transmission connection with the first bevel gear 211, each bearing unit 213 comprises a second bevel gear 2130 and a runner 2133, the second bevel gear 2130 and the runner 2133 are coaxially fixed, the second bevel gear 2130 is engaged with the first bevel gear 211 and can transmit the power of the first bevel gear 211 to the runner 2133, and the runner 2133 can drive the storage hopper 1 to perform a rotation motion when contacting with the inner mold top cover 6. More specifically, as shown in fig. 7, the carrying unit 213 further includes a carrying unit fixing seat 2131 and a carrying unit connecting rotating shaft 2132, and the carrying unit fixing seat 2131 is fixedly disposed at the bottom of the storage hopper 1. The three bearing unit fixing seats 2131 are respectively distributed on the periphery of the first bevel gear 211 at an angle of 120 ° with the first bevel gear 211 as a circle center. The bearing unit connecting rotating shaft 2132 is rotatably inserted into the bearing unit fixing seat 2131, a second bevel gear 2130 is fixedly sleeved at the inner end of the bearing unit connecting rotating shaft 2132, and a rotating wheel 2133 is fixedly sleeved at the outer end of the bearing unit connecting rotating shaft 2132. The outer circumference of the wheel 2133 is provided with an elastic friction layer for increasing friction and reducing noise generated during movement.

In addition, as shown in fig. 9, the bottom of the inner cavity of the storage hopper 1 is further provided with two guide sloping blocks 11, and the two guide sloping blocks 11 are respectively located at two sides of the conveying chute 201 and used for guiding the concrete material in the storage hopper 1 into the conveying chute 201. Such design can guarantee that the concrete material in the storage hopper 1 slides into the conveyer trough 201 automatically under the action of gravity, reduces human intervention.

During operation, the steel cylinder 4 is vertically arranged, the inner mold 3 is placed in the steel cylinder 4, the outer mold 5 is sleeved outside the steel cylinder 4, concrete is filled in a gap between the inner mold 3 and the outer mold 5, and the steel cylinder 4 is wrapped in the concrete. The top of the inner mold 3 is provided with an inner mold top cover 6, the strength of the inner mold top cover 6 is enough to support the storage hopper 1 and the distributing unit 2, the rotary device 21 drives the storage hopper 1 and the screw conveyor 20 to do circular motion on the inner mold top cover 6, the screw conveyor 20 is used for conveying out concrete materials in the storage hopper 1 while rotating, and the conveyed materials fall into a gap between the inner mold 3 and the outer mold 5 under the action of gravity after leaving the screw conveyor 20. The material distribution mode can control the quantity of discharged materials and the place of discharged materials, and the problem that in the prior art, a lot of concrete materials are suddenly piled up to cause insufficient exhaust can be avoided due to the fact that one circle of materials are discharged layer by layer, and the problem of uneven discharging is also reduced or avoided. The whole device is ingenious in structure and easy to control, and the product percent of pass can be greatly improved.

This application is through setting up cloth unit 2 below storage hopper 1, and wherein cloth unit 2 includes screw conveyer 20 and slewer 21, and screw conveyer 20 runs through the lower part that sets up at storage hopper 1, can see the material in the storage hopper 1 off and fall into the clearance between centre form 3 and the external mold 5, and slewer 21 is fixed to be set up below storage hopper 1, can drive storage hopper 1 and screw conveyer 20 and do the circular motion. Because the material is discharged layer by layer in a circle, the problem that in the prior art, a lot of concrete materials are suddenly accumulated to cause insufficient exhaust is avoided, and the problem of uneven discharging is also reduced or avoided. The whole device is ingenious in structure and easy to control, and the product percent of pass can be greatly improved.

Claims (10)

1. The utility model provides an automatic distributing device is pour to prestressing force steel cylinder concrete pipe, includes storage hopper (1), cloth unit (2), centre form (3), external mold (5) and centre form top cap (6), its characterized in that:

the material distribution unit (2) is fixedly arranged below the storage hopper (1);

the cloth unit (2) is rotatably arranged on the inner die top cover (6);

the material distribution unit (2) comprises a spiral conveyor (20) and a rotary device (21), wherein the spiral conveyor (20) penetrates through the lower part of the storage hopper (1) and can send out materials in the storage hopper (1) and fall into a gap between the inner die (3) and the outer die (5);

the rotary device (21) is fixedly arranged below the storage hopper (1) and can drive the storage hopper (1) and the spiral conveyor (20) to do circular motion.

2. The prestressed concrete cylinder pipe casting automatic distributing device according to claim 1, wherein:

the spiral conveyor (20) comprises a conveying motor (200), a conveying groove (201), a conveying screw (202) and a discharge hole (203);

the cross section of the conveying groove (201) is of a U-shaped structure, the conveying groove penetrates through and is fixedly arranged at the lower part of the storage hopper (1), and materials in the storage hopper (1) can fall into the conveying groove (201);

one end of the conveying groove (201) is fixedly provided with the conveying motor (200);

the conveying screw (202) is rotatably arranged in the conveying groove (201), an output rotating shaft of the conveying motor (200) is fixedly connected with the conveying screw (202), and the conveying motor (200) can drive the conveying screw (202) to rotate;

the other end of the conveying groove (201) is fixedly provided with the discharge hole (203);

when the storage hopper (1) and the material distribution unit (2) are arranged on the inner die top cover (6), the discharge port (203) is just positioned above a gap between the inner die (3) and the outer die (5).

3. The prestressed concrete cylinder pipe casting automatic distributing device according to claim 2, wherein:

the discharge port (203) is made of iron sheets, is of a cylindrical structure with an open bottom and is used for guiding concrete materials to accurately fall into a gap between the inner die (3) and the outer die (5).

4. The prestressed concrete cylinder pipe casting automatic distributing device according to claim 2, wherein:

the conveying motor (200) is a pneumatic motor.

5. The prestressed concrete cylinder pipe casting automatic distributing device of claim 1, wherein:

the storage hopper (1) is of a hollow cylindrical structure;

the rotating device (21) comprises a gear rotating shaft (210), a first bevel gear (211), a rotating power unit (212) and a bearing unit (213);

the gear rotating shaft (210) is fixedly arranged at the center of the bottom of the storage hopper (1), and the first bevel gear (211) is rotatably sleeved on the gear rotating shaft (210);

the rotary power unit (212) is in transmission connection with the first bevel gear (211) and can transmit power to the first bevel gear (211);

the number of the bearing units (213) is at least three, the bearing units are respectively fixed at the bottom of the storage hopper (1), and the three bearing units (213) are annularly arranged on the periphery of the first bevel gear (211) and are in transmission connection with the first bevel gear (211);

the bearing unit (213) comprises a second bevel gear (2130) and a rotating wheel (2133), and the second bevel gear (2130) and the rotating wheel (2133) are coaxially fixed;

the second bevel gear (2130) is meshed with the first bevel gear (211), the power of the first bevel gear (211) can be transmitted to the rotating wheel (2133), and the rotating wheel (2133) can drive the storage hopper (1) to do rotary motion when contacting with the inner mold top cover (6).

6. The prestressed concrete cylinder pipe casting automatic distributing device according to claim 5, wherein:

the rotary power unit (212) comprises a third bevel gear (2120) and a rotary motor (2121), the rotary motor (2121) is fixedly arranged at the bottom of the storage hopper (1) through a support, and the third bevel gear (2120) is meshed with the first bevel gear (211).

7. The prestressed concrete cylinder pipe casting automatic distributing device according to claim 5, wherein:

the bearing unit (213) further comprises a bearing unit fixing seat (2131) and a bearing unit connecting rotating shaft (2132), and the bearing unit fixing seat (2131) is fixedly arranged at the bottom of the storage hopper (1);

the three bearing unit fixing seats (2131) are distributed on the periphery of the first bevel gear (211) at an angle of 120 degrees by taking the first bevel gear (211) as a circle center respectively;

the bearing unit connecting rotating shaft (2132) is rotatably arranged on the bearing unit fixing seat (2131) in a penetrating way, the inner end of the bearing unit connecting rotating shaft (2132) is fixedly sleeved with the second bevel gear (2130), and the outer end of the bearing unit connecting rotating shaft (2132) is fixedly sleeved with the rotating wheel (2133).

8. The prestressed concrete cylinder pipe casting automatic distributing device according to claim 6, wherein:

the rotary motor (2121) is a pneumatic motor.

9. The prestressed concrete cylinder pipe casting automatic distributing device according to claim 7, wherein:

the periphery of the rotating wheel (2133) is provided with an elastic friction layer for increasing friction force and reducing noise generated during movement.

10. The prestressed concrete cylinder pipe casting automatic distributing device according to claim 2, wherein:

the bottom of the inner cavity of the storage hopper (1) is further provided with two guide inclined blocks (11), the two guide inclined blocks (11) are respectively positioned on two sides of the conveying groove (201) and used for guiding concrete materials in the storage hopper (1) into the conveying groove (201).

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