CN211384894U - Feeding mechanism of pneumatic stirring device for additive - Google Patents

Abstract

The utility model discloses a feeding mechanism of an additive pneumatic stirring device, which relates to the technical field of concrete preparation, and comprises a base, a feed hopper arranged on the base through a support frame, and a feeding pipe arranged on the base through a support rod and communicated with the feed hopper, wherein the feeding pipe is obliquely arranged, and one end of the feeding pipe close to the feed hopper is lower than one end of the feeding pipe far away from the feed hopper; be provided with the screw rod that the surface has propeller blade in the inlet pipe, the screw rod sets up along inlet pipe length direction, and the one end that the screw rod is close to the feeder hopper passes the inlet pipe rotates with the inlet pipe to be connected, and the one end that the screw rod passed the inlet pipe is connected with the first drive assembly of drive screw pivoted, and first drive assembly sets up on the base, still is provided with the adjusting part who adjusts height between base and the ground on the base. Through feed mechanism for when reinforced in the barrel need be reinforced, need not to climb the eminence by the workman again and carry out the feeding, the workman's operation of being convenient for has improved work efficiency.

Description

Feeding mechanism of pneumatic stirring device for additive

Technical Field

The utility model relates to a technical field of concrete preparation, more specifically say, it relates to a pneumatic agitating unit's of additive feed mechanism.

Background

In the prior art, additives are generally added during the preparation of concrete so as to improve various performances of the concrete and endow the concrete with good strength. When the admixture is used, the solid admixture and water are generally mixed to form an admixture solution, so that the admixture is convenient to use.

When the additive solution is prepared, a pneumatic stirring device is generally used, the additive is fully stirred by compressed air and the disturbance effect of air flow, so that the mechanical failure of mechanical stirring can be avoided, the efficient stirring can be realized, the precipitation phenomenon can be prevented, the performance is reliable, the operation is simple, and the maintenance cost is low.

The existing pneumatic stirring device is mainly structured as shown in fig. 1, including a cylinder 100, the upper portion of the cylinder 100 is provided with an opening, the side wall of the cylinder 100 is provided with a discharge port 110 near the lower portion, a compressed air tube 120 is provided in the cylinder 100, one end of the compressed air tube 120 near the upper portion extends out of the cylinder 100 and is fixed on the cylinder 100 through a support rod 130, one end of the compressed air tube 120 far away from the upper portion is connected with a circular air injection tube 140, the circular air injection tube 140 is provided near the bottom of the cylinder 100, and air injection holes are uniformly distributed on two side walls of the circular air injection tube 140, a compressed air control valve is provided on the compressed air tube 120 outside the cylinder 100, and a.

The above prior art solutions have the following drawbacks: the cylinder of the existing pneumatic additive stirring device is generally high, when the additive is added into the cylinder, a worker is required to climb to the upper part of the cylinder through a ladder arranged on the outer side wall of the cylinder, and then another worker delivers the additive to the worker positioned on the upper part of the cylinder for pouring the additive into the cylinder, so that the pneumatic additive stirring device is inconvenient for the worker to operate and reduces the working efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a pneumatic agitating unit's of additive feed mechanism, the feeding of the additive of being convenient for improves work efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a feeding mechanism of an additive pneumatic stirring device comprises a base, a feeding hopper arranged on the base through a supporting frame, and a feeding pipe arranged on the base through a supporting rod and communicated with the feeding hopper, wherein the feeding pipe is obliquely arranged, and one end, close to the feeding hopper, of the feeding pipe is lower than one end, far away from the feeding hopper, of the feeding pipe;

be provided with the screw rod that the surface has propeller blade in the inlet pipe, the screw rod sets up along feed tube length direction, just the one end that the screw rod is close to the feeder hopper is passed the inlet pipe and with the inlet pipe rotates and is connected, the one end that the screw rod passed the inlet pipe is connected with drive screw pivoted first drive assembly, first drive assembly sets up on the base, still be provided with the adjusting part of height between adjustment base and the ground on the base.

Through adopting above-mentioned technical scheme, the during operation is placed feed mechanism by the barrel of additive pneumatic stirring device to feed mechanism's position is adjusted, makes the one end that the feeder hopper was kept away from to the inlet pipe be located the upper portion of barrel opening part, the feeding of the additive of being convenient for. After feed mechanism placed the completion, start first drive assembly to pour the admixture into the feeder hopper, first drive assembly drives the screw rod and rotates, thereby promotes the raw materials in the feeder hopper and moves the other end of inlet pipe along inlet pipe length direction, and the raw materials is in the barrel under the effect of gravity at last, in free fall accomplished the feeding of raw and other materials. Through being provided with adjusting part for height-adjustable between base and the ground to adapt to the pneumatic agitating unit of admixture of co-altitude not, improve equipment's practicality.

The utility model discloses further set up to: first drive assembly is including setting up driving motor, the key-type on the base at the epaxial first band pulley of driving motor output to and the key-type second band pulley on the screw rod, the second band pulley is located the feeding pipe and sets up near the feeder hopper outward, on first band pulley and the second band pulley the cover be equipped with the driving belt of first band pulley and second band pulley looks adaptation.

Through adopting above-mentioned technical scheme, the during operation, driving motor's output shaft rotates, drives first band pulley and rotates, drives the motion of driving belt through friction to drive the second band pulley and rotate, make the screw rod rotate, be used for transporting the eminence from the low with the admixture, the workman's operation of being convenient for improves work efficiency.

The utility model discloses further set up to: the adjusting part comprises a mounting groove formed in the lower surface of the base, a mounting rod arranged in the mounting groove and a sliding rod connected with the mounting rod in a sliding manner, the mounting rod is provided with four sliding rods which are evenly arranged along the circumferential direction of the mounting groove respectively, the sliding rod is arranged in the sliding groove along the length direction of the mounting rod, the sliding rod is connected in the sliding groove in a sliding manner, and a second driving component is further arranged in the mounting groove and used for driving the four sliding rods to move close to or away from the upper surface of the base along the length direction of the sliding groove.

Through adopting above-mentioned technical scheme, when the height that will adjust base and ground, adjust the second drive assembly for four slide bars are along the motion that respective groove length direction that slides is close to or keeps away from the base upper surface, make the height-adjustable between base and the ground, in order to adapt to the pneumatic agitating unit of admixture of co-altitude not, improve equipment's practicality.

The utility model discloses further set up to: the second drive assembly is including setting up two dwangs in the mounting groove to and rotate respectively and connect the actuating lever at the dwang both ends, two the dwang all sets up and is parallel to each other along mounting groove length direction, the one end that the slide bar is close to the groove tank bottom that slides is provided with transversal circular setting sliding block of personally submitting, the installation pole is provided with the sliding hole along its length direction, the sliding hole with the sliding groove communicates mutually, the sliding block with the sliding hole slides and connects, just the actuating lever is kept away from the one end of dwang seted up with the waist type hole of sliding block looks adaptation, the sliding block passes in proper order sliding hole and waist type hole and with the waist type hole slides and rotates and connects, just the one end that the sliding block kept away from the slide bar is provided with the baffle, still be provided with two dwang of drive pivoted power component simultaneously in the mounting groove.

Through adopting above-mentioned technical scheme, the during operation, the workman starts power component to drive two dwangs and rotate simultaneously, and make turning to of two dwangs opposite. The rotating rod rotates, thereby driving the driving rod to rotate. The rotating driving rod gives the sliding block a movement which enables the sliding block to slide and rotate along the length direction of the waist-shaped hole, so that the sliding rods slide along the length direction of the sliding groove, and the four sliding rods move close to or far away from the upper surface of the base along the length direction of the sliding groove.

The utility model discloses further set up to: the power component comprises a drive worm wheel which is arranged in the middle of the rotating rod in a sleeved mode, and a drive worm which is arranged between the two drive worm wheels and is engaged with the two drive worm wheels, wherein the drive worm is rotatably connected in the mounting groove and vertically arranged, and the drive worm is further provided with a power part for driving the drive worm to rotate.

Through adopting above-mentioned technical scheme, when will driving two dwang and rotate simultaneously, workman drive power spare to drive the drive worm and rotate, make and rotate rather than two drive worm wheel of meshing mutually, thereby drive two dwang and rotate, realize that four glide bars do the motion that is close to or keeps away from the base upper surface simultaneously along glide groove length direction.

The utility model discloses further set up to: the power part comprises a first bevel gear in key connection with the driving worm, a rotating shaft in rotary connection with the mounting groove, and a second bevel gear in key connection with the rotating shaft and meshed with the first bevel gear, and any end of the rotating shaft penetrates through the mounting groove and is located outside the base.

Through adopting above-mentioned technical scheme, when will drive the drive worm and rotate, the workman can rotate one section axis of rotation that is located the base outside to drive second bevel gear and rotate, make first bevel gear rotate, thereby make the drive worm rotate, accomplish the regulation of distance between base and the ground.

The utility model discloses further set up to: and a rotating handle is further arranged at one end of the rotating shaft, which is positioned outside the mounting groove.

Through adopting above-mentioned technical scheme, the workman of being convenient for rotates the axis of rotation, improves workman's maneuverability to improve work efficiency.

The utility model discloses further set up to: and one end of the sliding rod, which is far away from the bottom of the sliding groove, is provided with a universal wheel.

Through adopting above-mentioned technical scheme, the workman of being convenient for carries feed mechanism, improves workman's maneuverability to improve work efficiency and equipment practicality.

The utility model discloses further set up to: the one end that the feeder hopper was kept away from to the inlet pipe is provided with the stand pipe of vertical setting.

Through adopting above-mentioned technical scheme for the additive is led to, prevents that the raw materials from being the motion that is close to the feeder hopper along the inlet pipe surface, leads to the raw materials to drop subaerial, causes the waste of raw materials, improves the feeding effect of raw materials.

Compared with the prior art, the utility model has the advantages that:

1. through the feeding mechanism, when the materials need to be fed into the barrel, workers do not need to climb to a high place to feed the materials, so that the operation of the workers is facilitated, and the working efficiency is improved;

2. through being provided with adjusting part for height-adjustable between base and the ground to adapt to the pneumatic agitating unit of admixture of co-altitude not, improve equipment's practicality.

Drawings

FIG. 1 is a schematic diagram of a prior art structure;

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

fig. 3 is a plan sectional view of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a partial schematic structural view of the present invention, mainly illustrating a structural view of the adjusting assembly;

FIG. 6 is an enlarged view of the portion B of FIG. 5;

fig. 7 is an enlarged view of a portion C of fig. 5.

Reference numerals: 100. a barrel; 110. a discharge port; 120. a compressed air pipe; 130. a strut; 140. a circular gas ejector pipe; 150. a step; 200. a base; 210. a feed hopper; 211. a support frame; 220. a feed pipe; 221. a support bar; 222. a guide tube; 223. a screw; 300. a first drive assembly; 310. a drive motor; 320. a first pulley; 330. a second pulley; 340. a drive belt; 400. an adjustment assembly; 410. mounting grooves; 420. mounting a rod; 421. a sliding groove; 422. a sliding hole; 430. a slide bar; 431. a sliding block; 432. a baffle plate; 433. a universal wheel; 500. a second drive assembly; 510. rotating the rod; 520. a drive rod; 521. a kidney-shaped hole; 600. a power assembly; 610. a drive worm gear; 620. a drive worm; 630. a power member; 631. a first bevel gear; 632. a rotating shaft; 633. a second bevel gear; 634. the handle is rotated.

Detailed Description

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

Referring to fig. 2 and 3, the feeding mechanism of the pneumatic stirring device for the admixture comprises a base 200, a feeding hopper 210 fixedly arranged on the base 200 through a supporting frame 211, and a feeding pipe 220 fixedly arranged on the base 200 through a supporting rod 221. One end of the feeding pipe 220 is located below the feeding hopper 210 and is communicated with the feeding hopper 210, and the other end of the feeding pipe 220 is integrally provided with a vertically arranged guide pipe 222 for guiding the additive so as to facilitate the additive to enter the barrel 100. And the feeding pipe 220 is obliquely arranged, and one end of the feeding pipe close to the feeding hopper 210 is lower than one end far away from the feeding hopper 210, so that the admixture is transported to a high place from a low place, the operation of workers is facilitated, and the working efficiency is improved.

Referring to fig. 2 and 3, a screw 223 having a screw blade on an outer surface is disposed inside the feed pipe 220, and the screw 223 is disposed along a length direction of the feed pipe 220 and is rotatably connected to the feed pipe 220. One end of the screw 223 near the feeding hopper 210 penetrates through the feeding pipe 220 and is located outside the feeding pipe 220, and one end of the screw 223 located outside the feeding pipe 220 is connected with a first driving assembly 300 for driving the screw 223 to rotate. The first driving assembly 300 is disposed on the base 200, and an adjusting assembly 400 for adjusting the height between the base 200 and the ground is further disposed on the base 200.

Referring to fig. 2 and 4, the first driving assembly 300 includes a driving motor 310 fixedly disposed on the base 200, a first pulley 320 keyed on an output shaft of the driving motor 310, and a second pulley 330 keyed on the screw 223, the second pulley 330 is disposed outside the feeding pipe 220 and near the feeding hopper 210, and a driving belt 340 fitted with the first pulley 320 and the second pulley 330 is sleeved on the first pulley 320 and the second pulley 330 for driving the second pulley 330 to rotate.

Referring to fig. 3 and 5, the adjusting assembly 400 includes a mounting groove 410 opened at a lower surface of the base 200, a mounting rod 420 integrally disposed in the mounting groove 410, and a sliding rod 430 slidably coupled to the mounting rod 420. The installation pole 420 is provided with four and evenly sets up along installation groove 410 circumference respectively, and installation pole 420 has seted up along its length direction and has slided groove 421, and the pole 430 that slides is connected in sliding groove 421. Meanwhile, a second driving assembly 500 is disposed in the mounting groove 410 for driving the four sliding rods 430 to move toward or away from the upper surface of the base 200 along the length direction of the sliding groove 421.

Referring to fig. 5 and 6, the second driving assembly 500 includes two rotation rods 510 rotatably connected in the mounting groove 410, and driving rods 520 rotatably connected at both ends of the rotation rods 510, respectively, that is, four driving rods 520 are provided and are respectively arranged in one-to-one correspondence with the mounting rods 420, and the two rotation rods 510 are both arranged along the length direction of the mounting groove 410 and are parallel to each other.

Referring to fig. 5 and 6, a sliding block 431 with a circular cross section is integrally arranged at one end of the sliding rod 430 close to the bottom of the sliding groove 421, a sliding hole 422 is arranged along the length direction of the mounting rod 420, the sliding hole 422 is communicated with the sliding groove 421, and the sliding block 431 is connected with the sliding hole 422 in a sliding manner. The waist-shaped hole 521 matched with the sliding block 431 is formed in the end, away from the rotating rod 510, of the driving rod 520, when the driving rod is installed, the sliding block 431 sequentially penetrates through the sliding hole 422 and the waist-shaped hole 521, and after the driving rod is installed, the sliding block 431 is connected with the waist-shaped hole 521 in a sliding and rotating mode. Meanwhile, a baffle 432 is welded at one end, far away from the sliding rod 430, of the sliding block 431 and used for limiting the position of the driving rod 520, so that the running stability of the equipment is improved, and the driving rod 520 is prevented from being separated from the sliding block 431.

Referring to fig. 5 and 7, a power assembly 600 for driving the two rotation rods 510 to rotate simultaneously is further disposed in the mounting groove 410, and the power assembly 600 includes a driving worm wheel 610 sleeved in the middle of the rotation rod 510, and a driving worm 620 located between the two driving worm wheels 610 and engaged with both the two driving worm wheels 610. The driving worm wheel 610 is fixedly connected with the rotating rod 510, the driving worm 620 is rotatably connected in the mounting groove 410 and is vertically arranged, and a power member 630 for driving the driving worm 620 to rotate is further arranged on the driving worm 620.

Referring to fig. 5 and 7, the power member 630 includes a first bevel gear 631 splined to the driving worm 620, a rotating shaft 632 rotatably coupled in the mounting groove 410, and a second bevel gear 633 splined to the rotating shaft 632 and engaged with the first bevel gear 631. In this embodiment, the rotation shaft 632 passes through the mounting groove 410 at either end and is located outside the base 200, and the other end is connected to the second bevel gear 633. And the rotating handle 634 is welded at one end of the rotating shaft 632 outside the mounting groove 410, so that a worker can drive the rotating shaft 632 to rotate conveniently, and the working efficiency is improved.

Referring to fig. 3 and 5, in this embodiment, the end of the sliding rod 430 far away from the bottom of the sliding groove 421 is further provided with a universal wheel 433 through screw fixation, and the universal wheel 433 has a braking function, so that a worker can fix the position of the feeding mechanism conveniently, and the working efficiency is improved. The outward wheel was a 55 series medium polyurethane manufactured by Anguo Universal 433 manufacturing company, Wuxi.

The working process is as follows:

when the feeding mechanism works, the feeding mechanism is placed beside the cylinder 100 of the pneumatic additive stirring device, and the position of the feeding mechanism is adjusted, so that one end, far away from the feeding hopper 210, of the feeding pipe 220 is positioned at the upper part of the opening of the cylinder 100, and the feeding of additives is facilitated.

If the height of the cylinder 100 of the pneumatic stirring device for additives is greater than the vertical height from the highest point of the feeding pipe 220 to the ground, i.e. the feeding pipe 220 cannot be located at the upper part of the opening of the cylinder 100, the worker can rotate the rotating handle 634, thereby driving the rotating shaft 632 to rotate. The rotating shaft 632 rotates the second bevel gear 633 provided thereon, thereby rotating the first bevel gear 631 engaged with the second bevel gear 633, so that the driving worm 620 rotates.

The driving worm 620 rotates to drive the two driving worm wheels 610 engaged therewith to rotate, so as to drive the two rotating rods 510 to rotate, and the rotation directions of the two rotating rods 510 are opposite.

The rotating rod 510 rotates to drive the driving rod 520 disposed thereon to rotate. The rotating driving rod 520 gives the sliding block 431 a movement to slide and rotate along the length direction of the kidney-shaped hole 521, so that the sliding rod 430 slides along the length direction of the sliding groove 421, and the four sliding rods 430 simultaneously move away from the upper surface of the base 200 along the length direction of the sliding groove 421 to increase the distance between the base 200 and the ground, thereby increasing the vertical height from the highest point of the feeding pipe 220 to the ground, so that the highest point of the feeding pipe 220 is positioned at the upper part of the opening of the barrel 100, and the feeding of the additive is facilitated.

After the height of the feeding pipe 220 is adjusted, the driving motor 310 is started, the output shaft of the driving motor 310 rotates to drive the first belt wheel 320 to rotate, the driving belt 340 is driven to move through friction, and the second belt wheel 330 is driven to rotate, so that the screw 223 rotates. The screw 223 rotates and can push the raw materials in the feed hopper 210 to move to the other end of the feed pipe 220 along the length direction of the feed pipe 220, and finally the raw materials freely fall into the barrel 100 under the action of the guide pipe 222 to complete the feeding of the raw materials.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The feeding mechanism of the pneumatic additive stirring device is characterized by comprising a base (200), a feeding hopper (210) arranged on the base (200) through a supporting frame (211), and a feeding pipe (220) which is arranged on the base (200) through a supporting rod (221) and communicated with the feeding hopper (210), wherein the feeding pipe (220) is obliquely arranged, and one end, close to the feeding hopper (210), of the feeding pipe (220) is lower than one end, far away from the feeding hopper (210);

be provided with screw rod (223) that the surface has propeller blade in inlet pipe (220), screw rod (223) set up along inlet pipe (220) length direction, just one end that screw rod (223) are close to feeder hopper (210) is passed inlet pipe (220) and with inlet pipe (220) rotate and are connected, screw rod (223) pass the one end of inlet pipe (220) and are connected with drive screw rod (223) pivoted first drive assembly (300), first drive assembly (300) set up on base (200), still be provided with adjustment assembly (400) of height between adjustment base (200) and the ground on base (200).

2. The feeding mechanism of the pneumatic additive stirring device of claim 1, wherein the first driving assembly (300) comprises a driving motor (310) arranged on the base (200), a first belt wheel (320) connected to an output shaft of the driving motor (310) in a key mode, and a second belt wheel (330) connected to the screw (223) in a key mode, the second belt wheel (330) is located outside the feeding pipe (220) and is arranged close to the feeding hopper (210), and a transmission belt (340) matched with the first belt wheel (320) and the second belt wheel (330) is sleeved on the first belt wheel (320) and the second belt wheel (330).

3. The feeding mechanism of the pneumatic admixture stirring device as claimed in claim 2, wherein the adjusting assembly (400) comprises a mounting groove (410) formed in the lower surface of the base (200), a mounting rod (420) arranged in the mounting groove (410), and a sliding rod (430) connected with the mounting rod (420) in a sliding manner, the mounting rod (420) is provided with four sliding rods which are respectively and uniformly arranged along the circumferential direction of the mounting groove (410), the mounting rod (420) is provided with a sliding groove (421) along the length direction thereof, the sliding rod (430) is connected in the sliding groove (421) in a sliding manner, and a second driving assembly (500) is further arranged in the mounting groove (410) and used for driving the four sliding rods (430) to move close to or away from the upper surface of the base (200) along the length direction of the sliding groove (421).

4. The feeding mechanism of the pneumatic additive stirring device according to claim 3, wherein the second driving assembly (500) comprises two rotating rods (510) arranged in the installation groove (410) and driving rods (520) respectively rotatably connected to two ends of the rotating rods (510), the two rotating rods (510) are arranged along the length direction of the installation groove (410) and are parallel to each other, a sliding block (431) with a circular cross section is arranged at one end of the sliding rod (430) close to the bottom of the sliding groove (421), a sliding hole (422) is arranged along the length direction of the installation rod (420), the sliding hole (422) is communicated with the sliding groove (421), the sliding block (431) is slidably connected with the sliding hole (422), and a kidney-shaped hole (521) matched with the sliding block (431) is formed at one end of the driving rod (520) far away from the rotating rod (510), the sliding block (431) sequentially penetrates through the sliding hole (422) and the waist-shaped hole (521) and is connected with the waist-shaped hole (521) in a sliding and rotating mode, a baffle (432) is arranged at one end, far away from the sliding rod (430), of the sliding block (431), and a power assembly (600) for driving the two rotating rods (510) to rotate simultaneously is further arranged in the mounting groove (410).

5. The feeding mechanism of the pneumatic admixture stirring device as claimed in claim 4, wherein the power assembly (600) comprises a driving worm wheel (610) sleeved in the middle of the rotating rod (510) and a driving worm (620) located between the two driving worm wheels (610) and engaged with the two driving worm wheels (610), the driving worm (620) is rotatably connected in the mounting groove (410) and vertically arranged, and a power part (630) for driving the driving worm (620) to rotate is further arranged on the driving worm.

6. The feeding mechanism of an admixture pneumatic stirring apparatus as claimed in claim 5, wherein the power member (630) comprises a first bevel gear (631) keyed on the driving worm (620), a rotating shaft (632) rotatably connected in the mounting groove (410), and a second bevel gear (633) keyed on the rotating shaft (632) and engaged with the first bevel gear (631), and either end of the rotating shaft (632) passes through the mounting groove (410) and is located outside the base (200).

7. The feeding mechanism of the pneumatic stirring device for the additives as claimed in claim 6, wherein the end of the rotating shaft (632) outside the mounting groove (410) is further provided with a rotating handle (634).

8. The feeding mechanism of the pneumatic stirring device for the additives as claimed in claim 3, wherein the end of the sliding rod (430) far away from the bottom of the sliding groove (421) is provided with a universal wheel (433).

9. The feeding mechanism of the pneumatic stirring device for the additives as claimed in claim 1, wherein the end of the feeding pipe (220) far away from the feeding hopper (210) is provided with a vertically arranged guide pipe (222).

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