CN219686129U

CN219686129U - Aggregate weighing device

Info

Publication number: CN219686129U
Application number: CN202320559951.7U
Authority: CN
Inventors: 马英英; 兰疆
Original assignee: Hangzhou Qianshen Commercial Concrete Co ltd
Current assignee: Hangzhou Qianshen Commercial Concrete Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-09-15
Anticipated expiration: 2033-03-21

Abstract

The utility model relates to an aggregate weighing device which comprises a mounting frame, wherein a feeding hopper is arranged on the mounting frame, a discharging pipe is communicated with the lower part of the feeding hopper, a discharging valve is arranged on the discharging pipe, a filter plate is obliquely arranged on the mounting frame, a coarse hopper is arranged on one side of the filter plate, a first weighing device is arranged below the coarse hopper, a fine material box is arranged below the filter plate, a second weighing device is arranged below the fine material box, and a dust collection assembly for cleaning dust is arranged on the mounting frame. The utility model has the effect of accurate coarse and fine aggregate proportion.

Description

Aggregate weighing device

Technical Field

The utility model relates to the technical field of weighing equipment, in particular to an aggregate weighing device.

Background

Concrete is one of the most important building materials in the current generation, and is an artificial stone prepared from cementing materials, granular aggregates (also called aggregate), water and additives and admixtures added if necessary according to a certain proportion through uniform stirring, compact forming and curing hardening. Aggregate is used as a main raw material in concrete, and plays a role in framework and support in a building. The concrete aggregate is divided into coarse aggregate and fine aggregate, wherein the coarse aggregate comprises pebbles, broken stones, waste residues and the like, and the fine aggregate comprises medium fine sand, fly ash and the like. In order to improve the strength of concrete, save cement and meet certain technical requirements, various raw materials must be strictly mixed together according to a pre-tested proportion.

The existing weighing device cannot screen coarse aggregate and fine aggregate, so that the proportion of concrete raw materials is not accurate enough, and the quality of concrete can be directly affected by different proportions of the coarse aggregate and the fine aggregate. In addition, a large amount of dust powder is generated during blanking, and raised dust powder can cause a certain threat to the health of staff.

Disclosure of Invention

In order to enable the proportion of coarse and fine aggregates to be more accurate, the utility model provides an aggregate weighing device.

The aggregate weighing device provided by the utility model adopts the following technical scheme:

the utility model provides an aggregate weighing device, includes the mounting bracket, be equipped with the feeder hopper on the mounting bracket, feeder hopper below intercommunication is provided with the unloading pipe, install the discharge valve on the unloading pipe, the slope is provided with the filter on the mounting bracket, filter one side is equipped with thick hopper, thick hopper below is equipped with first weighing machine, the filter below is equipped with thin workbin, thin workbin below is equipped with the second weighing machine, be equipped with the dust collection subassembly that is used for clearing up the dust on the mounting bracket.

Through adopting above-mentioned technical scheme, can carry the aggregate that needs weigh to the feeder hopper in earlier, make the aggregate fall to the filter through adjusting the discharge valve, the fine aggregate will fall to the fine feed bin through the filtration pore in, the coarse aggregate will slide to the coarse hopper in along the filter of slope, first weighing machine and second weighing machine will weigh coarse aggregate and fine aggregate respectively, thereby the ratio of accurate control coarse and fine aggregate, guarantee the quality of concrete, and at the filterable in-process of aggregate, the dust that accessible dust collection assembly was to the dust of raising is cleared up.

Optionally, the mounting frame is fixedly connected with a connecting plate, the top wall of the connecting plate is fixedly connected with an elastic piece, and one end of the elastic piece, which is far away from the connecting plate, is fixedly connected with the bottom wall of the filter plate.

Through adopting above-mentioned technical scheme, when the aggregate falls to the filter on, the gravity effect of aggregate will make the elastic component take place deformation, and the elastic component will produce ascending elasticity simultaneously, and the elastic component will drive the filter and take place vibrations from top to bottom to accelerate aggregate filterable efficiency downwards.

Optionally, a vibrating block is mounted on the bottom wall of the filter plate.

Through adopting above-mentioned technical scheme, set up the frequency that the vibrating mass can improve the filter vibrations, can avoid the aggregate to block up the filter to further accelerate aggregate filterable speed.

Optionally, a transmission pipe is arranged below the coarse hopper in a communicating manner, and a control valve is arranged on the transmission pipe.

Through adopting above-mentioned technical scheme, coarse aggregate on the filter can slide to in the coarse hopper, and when the coarse aggregate in the coarse hopper reached required weight is shown to first weighing machine, can open the control valve and make coarse aggregate discharge in the transfer line.

Optionally, a plurality of supporting legs are fixedly connected to the second weighing device, the top ends of the supporting legs are fixedly connected with one end of the bottom wall of the fine material box, and a material blocking door is hinged to the side wall of the fine material box.

Through adopting above-mentioned technical scheme, when fine aggregate falls into the fine bin through the filter, the weight of fine aggregate can be shown to the second weighing machine, when fine aggregate reaches required weight after, can stop the filtration to open and keep off the bin gate, make fine aggregate slide out along the fine bin of slope.

Optionally, the dust absorption subassembly includes dust absorption pipe and fan, and the dust absorption pipe is fixed in on the mounting bracket, the free end of dust absorption pipe is provided with the dust hood, the dust hood is located the filter top, the fan sets up on the dust absorption pipe, is provided with the dust collection box on the mounting bracket, the dust absorption pipe is kept away from the one end and the dust collection box intercommunication setting of filter.

Through adopting above-mentioned technical scheme, can produce many dust when the filter filters aggregate and coarse aggregate landing to coarse hopper process, through setting up dust collection subassembly, accessible dust absorption pipe is collected the dust to the dust collection box in, avoids the dust to influence staff's health and polluted environment.

Optionally, a plurality of baffles are arranged on the top wall of the filter plate.

Through adopting above-mentioned technical scheme, set up the baffle and can avoid aggregate to spill outside the filter in the filterable, and lead to the extravagant of aggregate resource and coarse and fine aggregate screening inaccurate, influence the accuracy nature of coarse and fine aggregate ratio.

Optionally, the one end rigid coupling that the filter is close to crude hopper has the flitch down, the flitch is arc platy structure down, and the flitch is located crude hopper top.

Through adopting above-mentioned technical scheme, setting up the guide that the flitch of arc platy structure can provide transmission direction for coarse aggregate, in helping coarse aggregate accurate landing to coarse hopper, avoid coarse aggregate to spill to the ground.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. through setting up filter, thick hopper, thin workbin, first weighing ware and second weighing box, can carry out effectual screening to thick and thin aggregate, thick and thin aggregate after the screening will get into thick hopper and thin material incasement respectively, and first weighing ware and second weighing ware will carry out accurate weighing to thick and thin aggregate to make the ratio of thick and thin aggregate more accurate, effectively guarantee the quality of concrete.

2. Through setting up elastic component and vibrating mass at the filter diapire, can improve the frequency that the filter shakes to improve the efficiency that the filter filtered the aggregate, avoid the aggregate to block up the filter.

3. The filter filters aggregate and coarse aggregate landing and can produce a large amount of dust to coarse hopper's in-process, through setting up dust collection subassembly, the dust collection pipe can be with the dust collection of lifting to the dust-collecting box in, avoids the dust to influence staff's health and causes the pollution to the environment.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic view of the structure of a filter plate and a vibrating block in an embodiment of the utility model.

Fig. 3 is a schematic view of the structure of the fine material box and the second weighing machine in the embodiment of the present utility model.

Reference numerals illustrate: 1. a mounting frame; 2. a feed hopper; 21. discharging pipes; 22. a discharge valve; 3. a filter plate; 31. a vibrating block; 32. a connecting plate; 33. an elastic member; 34. a blanking plate; 35. a baffle; 4. a coarse hopper; 41. a bracket; 42. a transmission tube; 421. a control valve; 43. a first scale; 5. a fine material box; 51. supporting feet; 52. a material blocking door; 53. a second scale; 6. a dust collection assembly; 61. a dust hood; 62. a dust collection pipe; 63. a blower; 64. a dust collection box.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses an aggregate weighing device. Referring to fig. 1, the aggregate weighing device includes mounting bracket 1 and feeder hopper 2, and mounting bracket 1 is vertical to be placed subaerial, and feeder hopper 2 welds in mounting bracket 1 top, and feeder hopper 2 can be used to store the aggregate that needs to weigh, avoids adding the aggregate many times and influences work efficiency. The bottom end of the feed hopper 2 is provided with a blanking pipe 21 in a communicating manner, a discharge valve 22 is arranged on the blanking pipe 21, and the discharge valve 22 can be used for controlling the quantity of aggregate blanking. The mounting frame 1 is obliquely provided with a filter plate 3, and the filter plate 3 is positioned below the feed hopper 2. The weighing device further comprises a coarse hopper 4 and a fine material box 5, wherein the coarse hopper 4 is positioned on one side of the lower horizontal position of the filter plate 3, a first weighing device 43 is placed on the ground, the coarse hopper 4 is fixedly arranged on the first weighing device 43, the fine material box 5 is positioned below the filter plate 3, a second weighing device 53 is placed on the ground, and the fine material box 5 is fixedly arranged on the second weighing device 53. When the aggregate falls onto the filter plate 3 from the feed hopper 2, coarse aggregate will slide into the coarse hopper 4 along the inclined filter plate 3, and fine aggregate will fall into the fine hopper 5 through the filter plate 3, the first weighing device 43 and the second weighing device 53 will accurately weigh the coarse and fine aggregate, and the aggregate screening and weighing functions are integrated, so that the proportion of the coarse and fine aggregate is more accurate, and the quality of coagulation can be improved.

Referring to fig. 2, one end of the filter plate 3 with a lower horizontal position is rotationally connected with the mounting frame 1, a connecting plate 32 is horizontally welded on the mounting frame 1, a plurality of elastic pieces 33 are vertically welded on the top wall of the connecting plate 32, in this embodiment, the number of the elastic pieces 33 is two, the top ends of the two elastic pieces 33 are welded with one end of the filter plate 3 with a higher horizontal position, in this embodiment, the elastic pieces 33 are springs, and the bottom wall of the filter plate 3 is provided with a vibrating block 31. Through setting up spring and vibrating mass 31, can improve the vibration frequency of filter 3, avoid the aggregate to block up the filtration hole on with the filter 3 to improve aggregate filterable efficiency, and then can carry out effectual screening with thick and thin aggregate, avoid thick and thin aggregate to mix mutually, and influence the ratio accuracy nature of thick and thin aggregate.

Referring to fig. 2, a bracket 41 is vertically welded on the top wall of the first weighing device 43, a coarse hopper 4 is welded on the top end of the bracket 41, a transmission pipe 42 is arranged at the bottom end of the coarse hopper 4 in a communicating manner, the transmission pipe 42 is of an inclined L-shaped structure, and a control valve 421 is arranged on the transmission pipe 42. When the coarse aggregate is screened out, it can slide down the inclined filter plate 3 into the coarse hopper 4, the required amount of coarse aggregate can be precisely weighed by the numerical change of the first weighing machine 43, and the control valve 421 can be opened to discharge the weighed coarse aggregate along the transfer pipe 42. And, the one end welding that the filter 3 is close to coarse fodder fill 4 has blanking plate 34, and the blanking plate 34 is arc platy structure, and the one end that the blanking plate 34 kept away from the filter 3 is located coarse fodder fill 4 top, can provide the guide effect for coarse aggregate through setting up the blanking plate 34, prevents that coarse aggregate from spilling outside coarse fodder fill 4 at the in-process of landing, and influences coarse aggregate accuracy of weighing.

Referring to fig. 3, a plurality of supporting legs 51 are vertically welded to the top wall of the second weighing device 53, and the top ends of the supporting legs 51 are welded to one end of the bottom wall of the fine material tank 5, so that the bottom wall of the fine material tank 5 is inclined. An opening is formed in the side wall, away from the supporting leg 51, of the fine material box 5, and a material blocking door 52 is hinged to the opening. When the fine aggregate reaches a desired amount, the shutter 52 may be opened to allow the fine aggregate to slide down to the outside of the fine aggregate bin 5.

Referring to fig. 1 again, the dust collection assembly 6 includes a dust collection tube 62 and a fan 63, a fixing rod is welded on the mounting frame 1, the fixing rod is welded with the fan 63, the dust collection tube 62 and the fan 63 are communicated, one end of the dust collection tube 62 close to the filter plate 3 is fixedly connected with a dust collection cover 61, the other end of the dust collection tube 62 is communicated with a dust collection box 64, and the dust collection cover 61, the dust collection tube 62 and the fan 63 and the dust collection box 64 form a dust collection pipeline. When the aggregate is filtered and the coarse aggregate is transported to the coarse hopper 4, a large amount of dust is generated, and the raised dust threatens the health and environment of workers, so that the dust collection assembly 6 can collect the dust, and the occurrence of the situation is avoided.

The implementation principle of the aggregate weighing device provided by the embodiment of the utility model is as follows: when the weighing device is used, firstly, aggregates to be weighed are conveyed into the feed hopper 2, then the discharge valve 22 is opened to enable the aggregates to fall onto the filter plate 3, the vibrating block 31 is started to accelerate the filtering efficiency of the filter plate 3, coarse aggregates slide into the coarse hopper 4, fine aggregates are filtered into the fine material box 5, and the first weighing device 43 and the second weighing device 53 are used for accurately weighing the coarse aggregates and the fine aggregates respectively; during the filtering process, the fan 63 can be turned on, so that the dust collection pipe 62 collects the raised dust into the dust collection box 64; when the filtration is completed, the control valve 421 and the shutter 52 are opened to discharge the weighed coarse aggregate and fine aggregate, respectively.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. An aggregate weighing device, its characterized in that: including mounting bracket (1), be equipped with feeder hopper (2) on mounting bracket (1), feeder hopper (2) below intercommunication is provided with unloading pipe (21), install discharge valve (22) on unloading pipe (21), the slope is provided with filter (3) on mounting bracket (1), filter (3) one side is equipped with coarse hopper (4), coarse hopper (4) below is equipped with first weighing ware (43), filter (3) below is equipped with fine material case (5), fine material case (5) below is equipped with second weighing ware (53), be equipped with dust collection subassembly (6) that are used for the clearance dust on mounting bracket (1).

2. An aggregate weighing apparatus as defined in claim 1, wherein: the mounting frame (1) is fixedly connected with a connecting plate (32), the top wall of the connecting plate (32) is fixedly connected with an elastic piece (33), and one end, far away from the connecting plate (32), of the elastic piece (33) is fixedly connected with the bottom wall of the filter plate (3).

3. An aggregate weighing apparatus as defined in claim 2, wherein: the vibrating block (31) is arranged on the bottom wall of the filter plate (3).

4. An aggregate weighing apparatus as defined in claim 1, wherein: the coarse fodder fill (4) below intercommunication is provided with transmission pipe (42), install control valve (421) on transmission pipe (42).

5. An aggregate weighing apparatus as defined in claim 1, wherein: a plurality of supporting legs (51) are fixedly connected to the second weighing device (53), the top ends of the supporting legs (51) are fixedly connected with one end of the bottom wall of the fine material box (5), and a material blocking door (52) is hinged to the side wall of the fine material box (5).

6. An aggregate weighing apparatus as defined in claim 1, wherein: the dust collection assembly (6) comprises a dust collection pipe (62) and a fan (63), the dust collection pipe (62) is fixed on the installation frame (1), a dust collection cover (61) is arranged at the free end of the dust collection pipe (62), the dust collection cover (61) is located above the filter plate (3), the fan (63) is arranged on the dust collection pipe (62), a dust collection box (64) is arranged on the installation frame (1), and one end, far away from the filter plate (3), of the dust collection pipe (62) is communicated with the dust collection box (64).

7. An aggregate weighing apparatus as claimed in claim 3, wherein: the top wall of the filter plate (3) is provided with a plurality of baffles (35).

8. An aggregate weighing apparatus as defined in claim 7, wherein: one end of the filter plate (3) close to the coarse hopper (4) is fixedly connected with a blanking plate (34), the blanking plate (34) is of an arc-shaped plate structure, and the blanking plate (34) is positioned above the coarse hopper (4).