CN213797315U - Concrete weighing hopper - Google Patents
Concrete weighing hopper Download PDFInfo
- Publication number
- CN213797315U CN213797315U CN202022392054.0U CN202022392054U CN213797315U CN 213797315 U CN213797315 U CN 213797315U CN 202022392054 U CN202022392054 U CN 202022392054U CN 213797315 U CN213797315 U CN 213797315U
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- CN
- China
- Prior art keywords
- weighing hopper
- concrete
- connecting rod
- wall
- weighing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000005303 weighing Methods 0.000 title claims abstract description 87
- 239000004567 concrete Substances 0.000 title claims abstract description 71
- 239000002994 raw material Substances 0.000 claims abstract description 40
- 238000007790 scraping Methods 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims description 21
- 230000001681 protective effect Effects 0.000 claims description 10
- 238000007599 discharging Methods 0.000 abstract description 7
- 238000002360 preparation method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 239000012615 aggregate Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002969 artificial stone Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The application relates to a concrete weighing hopper, which comprises a weighing mechanism, a scraping mechanism and a driving piece for providing driving force for the scraping mechanism, wherein the weighing mechanism comprises a weighing hopper which is of an inverted frustum structure with an opening at the upper end, and a discharge hole matched with a valve is arranged at the lower side of the weighing hopper; the scraping mechanism comprises a rotating shaft which is vertically arranged in the weighing hopper and connected with the output end of the driving piece, and a scraping plate which is arranged on the side wall of the rotating shaft and used for scraping concrete raw materials adhered to the inner wall of the weighing hopper. The scraper can scrape off the concrete raw materials adhered to the inner wall of the weighing hopper, so that the residue of the concrete raw materials in the weighing hopper is reduced, the discharging efficiency of the weighing hopper is higher, the proportion of the concrete during subsequent concrete preparation is more accurate, and the quality of the prepared concrete is better; this application has ejection of compact efficiency height, weighs more accurate effect.
Description
Technical Field
The application relates to the field of concrete preparation devices, in particular to a concrete weighing hopper.
Background
The concrete is an artificial stone which is prepared by mixing coarse aggregate, fine aggregate, water and cement according to a certain proportion, uniformly stirring, densely forming, curing and hardening. In order to improve the strength of the concrete, the proportion of the concrete during preparation needs to be strictly controlled according to the formula, and the error of the content of the components is reduced as much as possible.
Before mixing concrete raw materials, it is necessary to weigh various raw materials for various concretes in order to prepare the concrete in proportion. Workers generally adopt a weighing hopper to weigh the concrete raw materials; the weighing hopper is of an upper opening structure, a gravity sensor is arranged on the weighing hopper, and a discharge hole matched with a valve is arranged on the lower side of the weighing hopper. And (3) feeding the raw materials from the opening of the weighing hopper, stopping feeding when the raw materials in the weighing hopper reach a certain weight, opening a valve of the discharge port to pour the quantitative raw materials out of the discharge port, and performing the next procedure.
When the raw materials are weighed by actually using the weighing hopper, the concrete raw materials, particularly cement, have certain viscosity, and can be adhered to the inner wall of the weighing hopper when being discharged, so that the concrete raw materials which are actually discharged are smaller than the weighed concrete raw materials, and the proportioning error is larger when the concrete is mixed, and the quality and the strength of the concrete are poorer in the subsequent use. In view of the above-mentioned related art, the inventors consider that there is a drawback that the weighing hopper discharge is not complete.
SUMMERY OF THE UTILITY MODEL
In order to make the weighing hopper efficiency when the ejection of compact higher, this application provides a concrete weighing hopper to solve the easy adhesion concrete raw materials of weighing hopper inner wall and lead to the not thorough problem of ejection of compact.
The application provides a concrete weighing hopper adopts following technical scheme:
a concrete weighing hopper comprises a weighing mechanism, a scraping mechanism and a driving piece for providing driving force for the scraping mechanism, wherein the weighing mechanism comprises a weighing hopper which is of an inverted frustum structure with an opening at the upper end, and a discharge hole matched with a valve is formed in the lower side of the weighing hopper; the scraping mechanism comprises a rotating shaft which is vertically arranged in the weighing hopper and connected with the output end of the driving piece, and a scraping plate which is arranged on the side wall of the rotating shaft and used for scraping concrete raw materials adhered to the inner wall of the weighing hopper.
Through adopting above-mentioned technical scheme, the scraper blade can rotate along the pivot under the drive of driving piece to scrape the concrete raw materials of adhesion on the scale hopper inner wall of radius platform structure, reduce the interior concrete raw materials' of scale hopper and remain, make the discharging efficiency of scale hopper higher, the ratio when making follow-up concrete preparation is more accurate, the quality of the concrete that makes the preparation is also better.
Optionally, the shape of one side of the scraper far away from the rotating shaft is matched with the shape of the inner wall of the weighing hopper, and a gap for rotation is reserved between the scraper and the inner wall of the weighing hopper.
Through adopting above-mentioned technical scheme, make the shape of scraper blade and weighing hopper more cooperate, improved and hung out efficiency.
Optionally, the scraping mechanism further comprises a connecting rod, one end of the connecting rod is connected with the side wall of the rotating shaft, and the other end of the connecting rod is connected with the scraper.
Through adopting above-mentioned technical scheme, the connecting rod not only can be connected scraper blade and pivot, and the connecting rod can also stir and break up the concrete raw materials in the symmetry volume fill when the pivot rotates, reduces the condition of concrete raw materials caking, is difficult for blockking up when making the ejection of compact of concrete raw materials, has improved the efficiency of the ejection of compact.
Optionally, at least two connecting rods are provided.
Through adopting above-mentioned technical scheme, not only can carry out firm support to the scraper blade with the connecting rod more, can also further improve the stirring and break up efficiency.
Optionally, the connecting rod is transversely provided with a plurality of stirring holes.
Through adopting above-mentioned technical scheme, the stirring efficiency is broken up in the stirring hole can further improve the stirring of connecting rod.
Optionally, the cross-section of the stirring hole is circular, and the radius of the stirring hole gradually increases from the middle to the two sides close to the outer wall of the connecting rod.
Through adopting above-mentioned technical scheme, concrete raw materials can drop from stirring hole both sides more easily when the stirring hole, reduce the downthehole remaining concrete raw materials of stirring.
Optionally, the connecting rod is provided with a plurality of protruding spines.
Through adopting above-mentioned technical scheme, protruding thorn can further improve the efficiency of breaing up of connecting rod.
Optionally, the driving member is arranged on the upper side of the opening of the weighing hopper, and the upper side of the driving member is provided with a protective cover.
Through adopting above-mentioned technical scheme, the safety cover can protect the driving piece when the concrete raw materials is poured into to the weighing hopper upside.
Optionally, the protective cover is of a conical structure with an upward tip.
By adopting the technical scheme, the concrete raw materials can quickly fall into the weighing hopper after passing through the protective cover.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the scraper can scrape off the concrete raw materials adhered to the inner wall of the weighing hopper, so that the residue of the concrete raw materials in the weighing hopper is reduced, the discharging efficiency of the weighing hopper is improved, and the prepared concrete is more accurate in proportion and better in quality;
2. through setting up the connecting rod, when striking off, can stir the concrete raw materials and break up, further improve discharging efficiency.
Drawings
FIG. 1 is a schematic perspective view of a concrete weighing hopper;
FIG. 2 is a perspective view of a scraping mechanism showing a concrete scale hopper;
figure 3 is a cross-sectional view of a connecting rod of a concrete weighing hopper.
Description of reference numerals: 1. a weighing mechanism; 11. a weighing hopper; 111. a discharge port; 12. a support frame; 121. a support ring; 122. supporting legs; 123. fixing the rod; 2. a motor; 21. a protective cover; 3. a scraping mechanism; 31. a rotating shaft; 32. a connecting rod; 321. a stirring hole; 322. convex thorns; 33. a scraper.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses concrete weighing hopper. Referring to fig. 1, the concrete weighing hopper includes a weighing mechanism 1 for weighing concrete raw materials, a scraping mechanism 3 for scraping the concrete raw materials adhered in the weighing mechanism 1, and a driving member for providing a driving force to the scraping mechanism 3.
The weighing apparatus 1 includes a weighing hopper 11 and a support frame 12 for supporting the weighing hopper 11. The weighing hopper 11 is of an inverted circular truncated cone structure with an upper end open, a discharge hole 111 matched with a valve is formed in the lower side of the weighing hopper 11, and the valve of the discharge hole 111 can be a pneumatic butterfly valve. The support frame 12 comprises a support ring 121 with an annular structure and four support legs 122 fixedly supported on the lower side of the support ring 121, wherein the support legs 122 are uniformly arranged on the lower side of the support ring 121. Four tension sensors are fixed on the support ring 121, and hooks on the lower sides of the tension sensors are fixedly connected with the upper side of the outer wall of the weighing hopper 11, so that the weighing hopper 11 can be fixed on the support frame 12, and the weighing hopper 11 can be weighed.
The driving member may employ a motor 2. A fixing rod 123 for fixing the motor 2 is further fixed on the support ring 121, and the output end of the motor 2 is vertically fixed on the fixing rod 123 downwards; the upper side of the motor 2 is also provided with a protective cover 21, and the protective cover 21 is in a cone structure with an upward tip. The protective cover 21 protects the motor 2 during the discharge into the weighing hopper 11, and at the same time, the raw material can slide down at a high speed on the upper side of the protective cover 21.
Referring to fig. 1 and 2, the scraping mechanism 3 includes a rotating shaft 31 vertically disposed in the weighing hopper 11 and fixedly connected to the output end of the driving frame, a plurality of connecting rods 32 fixed to the side walls of the rotating shaft 31, and a scraper 33 fixedly connected to the rotating shaft 31 through the connecting rods 32.
The three connecting rods 32 can be arranged, more or fewer connecting rods 32 can be arranged according to different properties of the raw materials, and when the rotating shaft 31 drives the scraper 33 to rotate through the connecting rods 32, the connecting rods 32 can also stir and break up the concrete raw materials, so that the discharging efficiency of the discharging port 111 is improved; one section of connecting rod 32 and pivot 31 fixed connection, the other end and scraper 33 fixed connection, and level on the connecting rod 32 vertical direction, make scraper 33 and pivot 31 level on vertical direction. The section of the connecting rod 32 is rectangular, and a plurality of stirring holes 321 are transversely formed in the connecting rod 32, so that the stirring and scattering efficiency is improved; referring to fig. 3, the mixing hole 321 has a circular cross-section, and the radius of the mixing hole 321 gradually increases from the middle to both sides near the outer wall of the connecting rod 32, so that the concrete raw material is not easily left in the mixing hole 321. Referring to fig. 1 and 2, a plurality of spurs 322 are also fixedly arranged on the connecting rod 32, so that the scattering efficiency is further improved.
The implementation principle of a concrete weighing hopper of the embodiment of the application is as follows: pouring concrete raw materials from an opening on the upper side of the weighing hopper 11, and stopping feeding when the tension force applied to the tension sensor reaches a certain value; at this time, the valve of the discharge port 111 is opened, and the next process is performed; during discharging, the motor 2 drives the rotating shaft 31 to rotate, so as to drive the connecting rod 32 on the rotating shaft 31 and the scraper 33 to rotate together; during the rotation, connecting rod 32 accessible stirring hole 321 and protruding thorn 322 are broken up and are stirred the concrete raw materials, make the concrete raw materials can be more smooth when the ejection of compact, and scraper blade 33 scrapes the concrete raw materials of adhesion on the 11 inner walls of scale hopper, reduces the concrete raw materials's in the scale hopper 11 residue, reduces weighing error, makes subsequent concrete preparation more accurate.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a concrete weighing hopper, includes weighing mechanism (1), and weighing mechanism (1) is provided with discharge gate (111) that the cooperation has the valve including weighing hopper (11), weighing hopper (11) downside, its characterized in that: weighing hopper (11) are upper end open-ended radius platform structure, and concrete weighing hopper still including scraping mechanism (3) and for scraping the driving piece that mechanism (3) provided drive power, scrape pivot (31) and setting that mechanism (3) include vertical setting in weighing hopper (11) be connected with the driving piece output and set up scraper blade (33) that are used for scraping the concrete raw materials of weighing hopper (11) inner wall adhesion on pivot (31) lateral wall.
2. The concrete weighing hopper of claim 1, wherein: the shape of one side of the scraper (33) far away from the rotating shaft (31) is matched with the shape of the inner wall of the weighing hopper (11), and a gap for rotation is reserved between the scraper (33) and the inner wall of the weighing hopper (11).
3. The concrete weighing hopper of claim 2, wherein: the scraping mechanism (3) further comprises a connecting rod (32), one end of the connecting rod (32) is connected with the side wall of the rotating shaft (31), and the other end of the connecting rod (32) is connected with the scraper (33).
4. A concrete weighing hopper according to claim 3 wherein: the connecting rods (32) are at least provided with two.
5. A concrete weighing hopper according to claim 3 or 4, wherein: a plurality of stirring holes (321) are transversely arranged on the connecting rod (32).
6. The concrete weighing hopper of claim 5, wherein: the section of the stirring hole (321) is circular, and the radius of the stirring hole (321) from the middle to the two sides close to the outer wall of the connecting rod (32) is gradually increased.
7. A concrete weighing hopper according to claim 3 or 4, wherein: the connecting rod (32) is provided with a plurality of convex thorns (322).
8. The concrete weighing hopper of claim 1, wherein: the driving piece is arranged on the upper side of the opening of the weighing hopper (11), and a protective cover (21) is arranged on the upper side of the driving piece.
9. The concrete weighing hopper of claim 8, wherein: the protective cover (21) is of a conical structure with an upward tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022392054.0U CN213797315U (en) | 2020-10-26 | 2020-10-26 | Concrete weighing hopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022392054.0U CN213797315U (en) | 2020-10-26 | 2020-10-26 | Concrete weighing hopper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213797315U true CN213797315U (en) | 2021-07-27 |
Family
ID=76961258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022392054.0U Expired - Fee Related CN213797315U (en) | 2020-10-26 | 2020-10-26 | Concrete weighing hopper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213797315U (en) |
-
2020
- 2020-10-26 CN CN202022392054.0U patent/CN213797315U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |