CN212621036U - Asphalt scale for asphalt mixing station - Google Patents

Abstract

The utility model discloses a bituminous concrete weighs's a pitch mix station uses pitch balance, including weighing barrel, weighing barrel bottom has seted up the discharge gate, discharge gate outer end fixedly connected with valve, weighing barrel upper end has seted up the feed inlet, weighing barrel outer wall and weighing frame fixed connection, the support column has been placed to weighing frame both sides, support column top fixed mounting has spacing post, spacing post top fixedly connected with backup pad, spacing hole has been seted up to the backup pad both sides, spacing downthehole rotation is connected with the screw rod, the screw rod bottom is connected with the support column rotation, spacing post inboard has seted up the spout, sliding connection has the slide in the spout, slide both sides fixedly connected with slider, the slide passes through slider and spout sliding connection, the slider top has seted up the screw thread through-hole, the screw thread; the utility model discloses install liftable scraper blade, the scraper blade that falls after the completion of weighing then drives the scraper blade through the motor and rotates and clear up the weighing device inner wall, prevents that the material from remaining.

Description

Asphalt scale for asphalt mixing station

Technical Field

The utility model relates to an asphalt concrete field of weighing specifically is an asphalt mixing station uses pitch balance.

Background

Asphalt mixing stations may also be referred to as asphalt concrete mixing stations, asphalt concrete mixing stations. Refers to a complete set of equipment for mass production of asphalt concrete.

Need carry out the ration after the pitch stirring is accomplished and weigh it, carry away it with conveyer after the completion of weighing, but the pitch after the stirring is accomplished has certain adhesion, can adhere on the weighing device inner wall after the completion of weighing, not only can make the volume of transporting cause the deviation still can influence the precision of weighing next time.

Therefore, the utility model provides an asphalt mixing station uses pitch scale to solve the problem that proposes in the above-mentioned background art.

Disclosure of Invention

An object of the utility model is to provide an asphalt mixing station uses pitch scale to what provide among the above-mentioned background art can the adhesion on the weighing device inner wall after weighing the completion, not only can make the volume of transporting cause the deviation can also influence the problem of the precision of weighing next time.

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

an asphalt scale for an asphalt mixing station comprises a weighing barrel, wherein a discharge port is formed in the bottom end of the weighing barrel, a valve is fixedly connected to the outer end of the discharge port, the outflow of materials is controlled by opening the valve, a feed inlet is formed in the upper end of the weighing barrel, the outer wall of the weighing barrel is fixedly connected with a weighing frame, the weighing frame is placed on the bottom surface, the weight of the materials can be measured when the materials enter the weighing barrel, supporting columns are placed on two sides of the weighing frame and supported on the ground, a limiting column is fixedly installed at the top end of each supporting column, a supporting plate is fixedly connected to the top end of each limiting column, limiting holes are formed in two sides of each supporting plate, a screw rod is rotatably connected in each limiting hole, the bottom end of each screw rod is rotatably connected with each supporting column, a sliding groove is formed in the inner side of each, the sliding plate is connected with the sliding groove in a sliding mode through the sliding block, the top end of the sliding block is provided with a threaded through hole, and the threaded through hole is connected with the screw in a threaded mode.

As a further aspect of the present invention: the sliding plate is characterized in that a first motor is fixedly connected to the upper end face of the sliding plate, a rotating shaft is fixedly connected to an output shaft of the first motor, a scraper is fixedly connected to the surface of the rotating shaft, an electric rotating shaft of the motor rotates, and the rotating shaft drives the scraper to rotate.

As a further aspect of the present invention: the supporting plate is characterized in that a second motor is fixedly connected to the top end of the supporting plate, an output shaft of the second motor is fixedly connected with the screw rods, gears are fixedly mounted at the upper ends of the screw rods, the left screw rod and the right screw rod are in chain transmission, the second motor drives the two screw rods to rotate, and the two screw rods rotate simultaneously to enable the sliding plate to slide in the sliding groove.

As a further aspect of the present invention: the weighing frame is internally provided with a gravity sensor, and materials in the weighing barrel are weighed through the gravity sensor.

As a further aspect of the present invention: the scraper blade edge is unanimous with the inside profile of bucket of weighing, and when the pivot stretched into in the bucket of weighing, the scraper blade edge can closely laminate with the bucket inner wall of weighing, carries out omnidirectional clearance to the bucket wall when rotating.

As a further aspect of the present invention: the horizontal height of the bottommost end of the sliding groove is consistent with the horizontal height of the upper end face of the weighing barrel, the sliding plate cannot continuously slide downwards when sliding to the bottommost end of the sliding groove, and the sliding plate is prevented from being damaged by contact with the weighing barrel.

As a further aspect of the present invention: the scraper blade is the screw thread shape, and the screw thread only has the round, and when the attachment was hung to the scraper blade, the attachment can fall down, and when only the round screw thread, from last down seeing the scraper blade does not have the part of overlapping, prevent that the attachment from dropping on the scraper blade of below.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

drive the slide through the second motor and go up and down, descend the slide to the spout bottom, then drive the pivot through first motor and rotate, the pivot drives the scraper blade and rotates and come the remaining material of weighing bucket inner wall and clear up, the material that makes at every turn weigh can both be complete see-off as far as possible, and prevent that remaining material from weighing next time and causing the measuring deviation, solved and can the adhesion on the weighing device inner wall after weighing the completion, not only can make the volume of transporting cause the deviation can also influence the precision of weighing next time.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

fig. 3 is a schematic top view of the cross-sectional structure of the present invention;

fig. 4 is an enlarged structural diagram of part B of fig. 3.

In the figure: 1-weighing barrel, 2-discharging port, 3-valve, 4-feeding port, 5-weighing frame, 6-supporting column, 7-limiting column, 8-supporting plate, 9-screw, 10-chute, 11-sliding plate, 12-sliding block, 13-first motor, 14-rotating shaft, 15-scraping plate, 16-second motor, 17-gear and 18-chain.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in the embodiment of the present invention, an asphalt scale for asphalt mixing station comprises a weighing barrel 1, a discharge port 2 is disposed at the bottom end of the weighing barrel 1, a valve 3 is fixedly connected to the outer end of the discharge port 2, the outflow of material is controlled by opening the valve 3, a feed port 4 is disposed at the upper end of the weighing barrel 1, the outer wall of the weighing barrel 1 is fixedly connected to a weighing frame 5, the weighing frame 5 is disposed on the bottom surface, the weight of material is measured when the material enters the weighing barrel 1, support columns 6 are disposed at both sides of the weighing frame 5, the support columns are also disposed on the ground, a limit column 7 is fixedly mounted at the top end of each support column 6, a support plate 8 is fixedly connected to the top end of each limit column 7, limit holes are disposed at both sides of the support plate 8, a screw rod 9 is rotatably connected in the limit holes, the bottom end of the screw rod 9 is rotatably connected, slide 11 both sides fixedly connected with slider 12, slide 11 pass through slider 12 and spout 10 sliding connection, and the screw thread through-hole has been seted up on slider 12 top, and screw thread through-hole and screw rod 9 threaded connection.

In this embodiment, the upper end surface of the sliding plate 11 is fixedly connected with a first motor 13, an output shaft of the first motor 13 is fixedly connected with a rotating shaft 14, a surface of the rotating shaft 14 is fixedly connected with a scraper 15, the motor-driven rotating shaft 14 rotates, and the rotating shaft 14 drives the scraper 15 to rotate.

In this embodiment, the top end of the supporting plate 8 is fixedly connected with the second motor 16, an output shaft of the second motor 16 is fixedly connected with the screw rod 9, a gear 17 is fixedly mounted at the upper end of the screw rod 9, the left screw rod 9 and the right screw rod 9 are driven by a chain 18, the second motor 16 drives the two screw rods 9 to rotate, and the two screw rods 9 rotate simultaneously to enable the sliding plate 11 to slide in the sliding groove 10.

In this embodiment, the weighing frame 5 is internally provided with a gravity sensor, and materials in the weighing barrel 1 are weighed through the gravity sensor.

In this embodiment, the scraper blade 15 edge is unanimous with the inside profile of bucket of weighing, and when pivot 14 stretched into in the bucket 1 of weighing, scraper blade 15 edge can closely laminate with the bucket 1 inner wall of weighing, carries out the omnidirectional clearance to the bucket wall when rotating.

In this embodiment, the horizontal height of the lowermost end of the chute 10 is consistent with the horizontal height of the upper end surface of the weighing barrel 1, and the sliding plate 11 will not continuously slide downwards when sliding to the lowermost end of the chute 10, so as to prevent the sliding plate 11 or the weighing barrel 1 from being damaged due to the contact between the sliding plate 11 and the weighing barrel 1.

In this embodiment, the scraper 15 is a screw thread having only one turn, so that when the scraper 15 scrapes off the attachment, the attachment will fall down, and when the scraper 15 has only one turn of screw thread, the scraper 15 is not overlapped from the top down, thereby preventing the attachment from falling on the scraper 15 below.

The utility model discloses a theory of operation is:

when in use, materials to be weighed are fed into the weighing barrel 1 from a feeding port, the valve 3 is in a closed state, the materials are stopped to be fed after the required amount of the materials is added, the valve 3 is opened after the materials are weighed by the weighing frame 5, a conveying device can be placed below the discharge port 2 at the moment to convey the flowing materials, the second motor 16 is started when the materials do not flow out any more, the second motor 16 can drive the two screw rods 9 to rotate, the sliding plate 11 is in threaded connection with the screw rods 9 and is in sliding connection with the sliding groove 10, the screw rods 9 can drive the sliding plate 11 to slide downwards along the sliding groove 10 when rotating, the second motor 16 is stopped when the sliding plate 11 slides to the bottom end of the sliding groove 10, the first motor 13 is started at the moment, the output shaft of the first motor 13 is fixedly connected with the rotating shaft 14, the surface of the rotating shaft 14 is fixed with the scraper 15, and the edge of the, can clear up the inner wall of weighing bucket 1 when pivot 14 drives scraper blade 15 and rotates, the residue that has cleared up flows out from discharge gate 2, with the inner wall clean up back second motor 16 restart, drives slide 11 and rises.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides an asphalt mixing station uses pitch scale, includes weighing bucket (1), its characterized in that: the bottom end of the weighing barrel (1) is provided with a discharge port (2), the outer end of the discharge port (2) is fixedly connected with a valve (3), the upper end of the weighing barrel (1) is provided with a feed inlet (4), the outer wall of the weighing barrel (1) is fixedly connected with a weighing frame (5), the weighing frame (5) is placed on the ground, support columns (6) are placed on two sides of the weighing frame (5), a limiting column (7) is fixedly installed at the top end of each support column (6), a support plate (8) is fixedly connected with the top end of each limiting column (7), limiting holes are formed in two sides of each support plate (8), a screw rod (9) is connected with the limiting holes in a rotating manner, the bottom end of the screw rod (9) is rotatably connected with the support columns (6), a sliding groove (10) is formed in the inner side of each limiting column (7), a sliding plate (11) is slidably, the sliding plate (11) is in sliding connection with the sliding groove (10) through a sliding block (12), a threaded through hole is formed in the top end of the sliding block (12), and the threaded through hole is in threaded connection with the screw rod (9).

2. The asphalt scale for asphalt mixing station of claim 1, wherein: slide (11) up end fixedly connected with first motor (13), first motor (13) output shaft fixedly connected with pivot (14), pivot (14) fixed surface is connected with scraper blade (15).

3. The asphalt scale for asphalt mixing station of claim 1, wherein: the supporting plate (8) top fixedly connected with second motor (16), second motor (16) output shaft and screw rod (9) fixed connection, screw rod (9) upper end fixed mounting has gear (17), controls two screw rod (9) and passes through chain (18) transmission.

4. The asphalt scale for asphalt mixing station of claim 1, wherein: and a gravity sensor is arranged in the weighing frame (5).

5. The asphalt scale for asphalt mixing station of claim 2, wherein: the edge of the scraper (15) is consistent with the inner contour of the weighing barrel (1).

6. The asphalt scale for asphalt mixing station of claim 1, wherein: the bottom end of the sliding chute (10) is consistent with the horizontal height of the upper end surface of the weighing barrel (1).

7. The asphalt scale for asphalt mixing station of claim 2, wherein: the scraper (15) is in a thread shape, and the thread is only one turn.

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