CN220195572U - Concrete grit screening installation - Google Patents
Concrete grit screening installation Download PDFInfo
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- CN220195572U CN220195572U CN202323088992.1U CN202323088992U CN220195572U CN 220195572 U CN220195572 U CN 220195572U CN 202323088992 U CN202323088992 U CN 202323088992U CN 220195572 U CN220195572 U CN 220195572U
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- screening
- screening box
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- sand
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- 238000012216 screening Methods 0.000 title claims abstract description 150
- 238000009434 installation Methods 0.000 title description 3
- 239000004576 sand Substances 0.000 claims abstract description 62
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 239000004575 stone Substances 0.000 claims description 26
- 239000011148 porous material Substances 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 208000028659 discharge Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to the field of concrete, in particular to concrete sand screening equipment, which comprises a screening box, wherein a rolling assembly is arranged at the bottom of the screening box, and a feeding assembly is arranged at the top of the screening box; the screening box is internally provided with screening plates, the pore diameters of the screening plates are sequentially reduced from top to bottom, and vibrators are arranged at four corners of the bottom of the screening plates; one end of the screening plate is connected with the inner wall of the screening box through an elastic connecting component, a connecting groove is formed in the other end of the screening plate, a sealing plate is inserted into the connecting groove, the sealing plate is in sliding connection with the side wall of the screening box, a unidirectional screw is rotatably installed on the outer wall of the screening box, and a driving component for driving the unidirectional screw to rotate is installed on the outer wall of the screening box; the screening box is internally provided with the guide plates, the guide plates are arranged between the screening plates, the top parts of the guide plates are arranged below the sealing plates, and the bottom parts of the guide plates are provided with the guide openings.
Description
Technical Field
The utility model relates to the field of concrete, in particular to concrete sand screening equipment.
Background
Concrete sand is the aggregate fraction of concrete, usually consisting of sand and crushed stone. These sand aggregates are one of the main components of concrete, which is mixed with cement, water and admixtures to make concrete, an important building material that plays a key role in construction and infrastructure engineering.
Before concrete gravel is prepared, screening equipment is required to be used for classifying and screening the gravel, but the existing screening equipment is used in the process of using, gravel which does not pass through screening is stored on a screening plate, so that the inconvenience of collecting the screened gravel is caused, and the use of the screening equipment is influenced.
Disclosure of Invention
The utility model aims to provide concrete sand screening equipment for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the concrete sand screening equipment comprises a screening box, wherein a rolling assembly is arranged at the bottom of the screening box, and a feeding assembly is arranged at the top of the screening box; the screening box is internally provided with a plurality of screening plates, the apertures of the screening plates are sequentially reduced from top to bottom, and vibrators are arranged at four corners of the bottom of the screening plates; one end of the screening plate is connected with the inner wall of the screening box through an elastic connecting component, a connecting groove is formed in the other end of the screening plate, a sealing plate is inserted into the connecting groove, the sealing plate is in sliding connection with the side wall of the screening box, a unidirectional screw is rotatably installed on the outer wall of the screening box, and a driving component for driving the unidirectional screw to rotate is installed on the outer wall of the screening box; the screening box is internally provided with guide plates, the guide plates are arranged between the screening plates, the top of each guide plate is arranged below the sealing plate, and the bottom of each guide plate is provided with a guide opening.
Preferably, the feeding assembly comprises a feeding port in conductive connection with the top of the screening box, and a control valve is arranged on the feeding port.
Preferably, the elastic connection assembly comprises a fixed plate fixedly connected with the inner wall of the screening box, connecting rods are arranged at two ends of the top of the fixed plate, the connecting rods are in sliding connection with the screening plate, and connecting springs are sleeved on the connecting rods between the screening plate and the fixed plate.
Preferably, the driving assembly comprises a driving motor fixedly connected with the outer wall of the screening box, a driving gear is arranged on a motor shaft of the driving motor, a driven gear is connected to the driving gear in a meshed mode, and the driven gear is connected with a unidirectional screw.
Preferably, the screening case bottom is provided with the grit and collects the seat, is located the grit that the screening case outside and collects the seat and go up the installation handle, the grit is collected the seat and is passed through guide assembly and screening case sliding connection.
Preferably, the guide assembly comprises a guide protrusion fixedly connected with the outer wall of the sand collecting seat, the guide protrusion is inserted into the guide groove, and the guide groove is formed in the inner wall of the screening box.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the concrete sand is added into the screening box through the feeding component, and the screening plates in the screening box work through the vibrator to realize sequential multi-level screening treatment of the sand, so that the screening treatment of the concrete sand can be facilitated; according to the utility model, the sand and gravel which does not pass through screening is driven to rotate by the driving component, the unidirectional screw drives the sealing plate in threaded connection to move, the sealing plate moves out of the connecting groove, and the sand and gravel which does not pass through screening are sequentially discharged, so that the sand and gravel discharging treatment can be facilitated, and the concrete sand and gravel screening treatment is facilitated.
Drawings
FIG. 1 is a schematic diagram of a concrete sand screening apparatus according to the present utility model.
FIG. 2 is a front view of a concrete sand screening apparatus of the present utility model.
FIG. 3 is a cross-sectional view of a concrete sand screening apparatus of the present utility model.
FIG. 4 is a schematic view showing the structure of the inside of a screening box in a concrete sand screening apparatus according to the present utility model.
Fig. 5 is an enlarged view of the guide assembly at a in fig. 4.
1. A screening box; 11. a rolling assembly; 111. a support base plate; 112. a roller; 12. a charging assembly; 121. a feed inlet; 122. a control valve; 2. a screening plate; 4. a deflector; 41. a diversion port; 5. an elastic connection assembly; 51. a fixing plate; 52. a connecting rod; 53. a connecting spring; 6. a vibrator; 7. a connection groove; 71. sealing plate; 72. a unidirectional screw; 73. a drive assembly; 731. a driving motor; 732. a drive gear; 733. a driven gear; 74. a guide rod; 75. a limiting block; 8. a sand and stone collecting seat; 81. a handle; 82. a guide assembly; 821. A guide protrusion; 822. and a guide groove.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. However, those of ordinary skill in the art will understand that in various embodiments of the present utility model, numerous technical details have been set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the present application can be implemented without these technical details and with various changes and modifications based on the following embodiments.
The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Referring to fig. 1-5, in an embodiment of the present utility model, a concrete sand screening apparatus includes a screening box 1, a rolling assembly 11 is disposed at the bottom of the screening box 1, and a feeding assembly 12 is disposed at the top of the screening box 1; the screening box 1 is internally provided with a plurality of screening plates 2, the apertures of the screening plates 2 are sequentially reduced from top to bottom, and vibrators 6 are arranged at four corners of the bottom of the screening plates 2; one end of the screening plate 2 is connected with the inner wall of the screening box 1 through an elastic connecting component 5, a connecting groove 7 is formed in the other end of the screening plate 2, a sealing plate 71 is inserted in the connecting groove 7, the sealing plate 71 is in sliding connection with the side wall of the screening box 1, a one-way screw 72 is rotatably arranged on the outer wall of the screening box 1, and a driving component 73 for driving the one-way screw 72 to rotate is arranged on the outer wall of the screening box 1; the screening box 1 is internally provided with a guide plate 4, the guide plate 4 is arranged between the screening plates 2, the top of the guide plate 4 is arranged below the sealing plate 71, and the bottom of the guide plate 4 is provided with a guide opening 41.
According to the utility model, concrete sand and stones are added into the screening box 1 through the feeding component 12, the concrete sand and stones fall onto the screening plate 2, the shakers 6 are used for performing shake screening treatment on the sand and stones on the screening plate 2, the sand and stones which are screened fall onto the guide plate 4, the sand and stones are added onto the screening plate 2 at the bottom through the guide opening 41, the shakers 6 work, the shakers 6 are used for performing screening treatment on the sand and stones on the screening plate 2, the sand and stones which are not screened are stored on the sealing plate 71, the driving component 73 is used for driving the unidirectional screw 72 to rotate, the unidirectional screw 72 drives the sealing plate 71 in threaded connection to move, and the sand and stones which are not screened on the sealing plate 71 are used for performing moving discharge treatment, so that multilayer screening treatment and sequential discharge treatment on the sand and stones can be realized.
In this embodiment, the quantity of screening board 2 is two at least, and the setting of screening board 2 can conveniently carry out multilayer screening processing in proper order to the concrete grit.
Referring to fig. 1, in an embodiment of the present utility model, the rolling assembly 11 includes a supporting base 111 fixedly connected to the bottom of the screening box 1, rollers 112 are disposed at four corners of the supporting base 111, and the rollers 112 are disposed to facilitate movement of the supporting base 111, thereby facilitating adjustment of movement direction of the sand screening apparatus.
Referring to fig. 2, in one embodiment of the present utility model, the feeding assembly 12 includes a feeding port 121 connected to the top of the screening box 1 in a conductive manner, a control valve 122 is installed on the feeding port 121, and sand may be fed into the screening box 1 through the feeding port 121 by opening the control valve 122.
Referring to fig. 3, in one embodiment of the present utility model, the elastic connection assembly 5 includes a fixing plate 51 fixedly connected to the inner wall of the screening box 1, two ends of the top of the fixing plate 51 are provided with a connecting rod 52, the connecting rod 52 is slidably connected to the screening plate 2, a connecting spring 53 is sleeved on the connecting rod 52 between the screening plate 2 and the fixing plate 51, and the screening plate 2 vibrates synchronously during the operation of the vibrator 6, so that the vibration of the screening plate 2 can be buffered by the connecting spring 53, thereby reducing the vibration treatment of the screening device.
Referring to fig. 3, in an embodiment of the present utility model, the driving assembly 73 includes a driving motor 731 fixedly connected to an outer wall of the screening box 1, a driving gear 732 is installed on a motor shaft of the driving motor 731, a driven gear 733 is connected to the driving gear 732 in a meshed manner, the driven gear 733 is connected to the unidirectional screw 72, the driving motor 731 operates through the driving motor 731, the driving motor 731 drives the driving gear 732 to rotate the driven gear 733 in a meshed manner, and the driven gear 733 is implemented to rotate the unidirectional screw 72.
Referring to fig. 2, in one embodiment of the present utility model, guide rods 74 are installed on the outer walls of the screening box 1 located at both sides of the unidirectional screw 72, the guide rods 74 are slidably connected with the sealing plate 71, and the guide rods 74 are provided to guide the sealing plate 71, thereby ensuring smooth movement of the sealing plate 71.
Referring to fig. 2 and 3, in an embodiment of the present utility model, the ends of the guide rod 74 and the unidirectional screw 72 are provided with a limiting block 75, and the limiting block 75 is provided, so that the guide rod 74 and the unidirectional screw 72 can be limited, and thus, the sealing plate 71 can be ensured to move stably and safely.
Referring to fig. 1 and 5, in one embodiment of the present utility model, the bottom of the screening box 1 is provided with a sand collecting seat 8, a handle 81 is installed on the sand collecting seat 8 located outside the screening box 1, the sand collecting seat 8 is slidably connected with the screening box 1 through a guiding component 82, and by manually pulling the handle 81, the handle 81 takes the sand collecting seat 8 out of the screening box 1 under the guiding of the guiding component 82, so that screening treatment can be conveniently performed on the screened sand.
Referring to fig. 5, in one embodiment of the present utility model, the guiding assembly 82 includes a guiding protrusion 821 fixedly connected to an outer wall of the sand collecting seat 8, the guiding protrusion 821 is inserted into the guiding groove 822, the guiding groove 822 is formed on an inner wall of the screening box 1, and the guiding protrusion 821 moves in the guiding groove 822 during the moving process of the sand collecting seat 8, so that a smooth pulling and discharging process of the sand collecting seat 8 can be ensured.
Working principle: according to the utility model, sand and stone are added into the screening box 1 through the feed inlet 121, the sand and stone fall onto the screening plate 2 at the top, the vibrator 6 works, the vibrator 6 performs vibration screening treatment on the screening plate 2, the sand and stone which is screened falls onto the guide plate 4, the guide port 41 adds the sand and stone onto the screening plate 2 at the bottom, further, sequential screening treatment on concrete sand and stone can be realized, the sand and stone which are screened are added into the sand and stone collecting seat 8, thus, the screening treatment on sand and stone which are not screened can be facilitated, the driving motor 731 drives the driving gear 732 to drive the driven gear 733 which is meshed and connected to rotate, the driven gear 733 drives the unidirectional screw 72 to rotate, the unidirectional screw 72 drives the sealing plate 71 to move under the guide of the guide rod 74, and sand and stone which is not screened falls into the sand and stone collecting seat 8 in sequence to be discharged, so that the screening and the discharging treatment on sand and stone can be facilitated.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The concrete sand screening equipment comprises a screening box and is characterized in that a rolling assembly is arranged at the bottom of the screening box, and a feeding assembly is arranged at the top of the screening box;
the screening box is internally provided with a plurality of screening plates, the apertures of the screening plates are sequentially reduced from top to bottom, and vibrators are arranged at four corners of the bottom of the screening plates;
one end of the screening plate is connected with the inner wall of the screening box through an elastic connecting component, a connecting groove is formed in the other end of the screening plate, a sealing plate is inserted into the connecting groove, the sealing plate is in sliding connection with the side wall of the screening box, a unidirectional screw is rotatably installed on the outer wall of the screening box, and a driving component for driving the unidirectional screw to rotate is installed on the outer wall of the screening box;
the screening box is internally provided with guide plates, the guide plates are arranged between the screening plates, the top of each guide plate is arranged below the sealing plate, and the bottom of each guide plate is provided with a guide opening.
2. The concrete sand screening device according to claim 1, wherein the elastic connection assembly comprises a fixed plate fixedly connected with the inner wall of the screening box, connecting rods are arranged at two ends of the top of the fixed plate and are in sliding connection with the screening plate, and connecting springs are sleeved on the connecting rods between the screening plate and the fixed plate.
3. The concrete sand screening device according to claim 1, wherein the driving assembly comprises a driving motor fixedly connected with the outer wall of the screening box, a driving gear is installed on a motor shaft of the driving motor, a driven gear is connected to the driving gear in a meshed manner, and the driven gear is connected with the unidirectional screw.
4. The concrete sand screening apparatus according to claim 1, wherein guide rods are installed on the outer walls of the screening boxes at both sides of the unidirectional screw, and the guide rods are slidably connected with the sealing plate.
5. The concrete sand screening apparatus of claim 4, wherein the ends of the guide rod and the unidirectional screw are each provided with a stopper.
6. The concrete sand and stone screening device according to claim 1, wherein a sand and stone collecting seat is arranged at the bottom of the screening box, a handle is arranged on the sand and stone collecting seat positioned at the outer side of the screening box, and the sand and stone collecting seat is in sliding connection with the screening box through a guide assembly.
7. The concrete sand screening apparatus of claim 6, wherein the guide assembly includes a guide projection fixedly connected to the outer wall of the sand collection seat, the guide projection being inserted into a guide groove formed in the inner wall of the screening box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323088992.1U CN220195572U (en) | 2023-11-16 | 2023-11-16 | Concrete grit screening installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323088992.1U CN220195572U (en) | 2023-11-16 | 2023-11-16 | Concrete grit screening installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220195572U true CN220195572U (en) | 2023-12-19 |
Family
ID=89143223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323088992.1U Active CN220195572U (en) | 2023-11-16 | 2023-11-16 | Concrete grit screening installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220195572U (en) |
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2023
- 2023-11-16 CN CN202323088992.1U patent/CN220195572U/en active Active
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| GR01 | Patent grant |