CN210651294U - High-efficient concrete mixing device is used in water conservancy construction - Google Patents

High-efficient concrete mixing device is used in water conservancy construction Download PDF

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Publication number
CN210651294U
CN210651294U CN201921146263.8U CN201921146263U CN210651294U CN 210651294 U CN210651294 U CN 210651294U CN 201921146263 U CN201921146263 U CN 201921146263U CN 210651294 U CN210651294 U CN 210651294U
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China
Prior art keywords
stirring
shaft
mixing
stirring shaft
churn
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CN201921146263.8U
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Chinese (zh)
Inventor
贾迺祎
刘永
李宏文
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Beijing Zhicheng Jiexun Water Conservancy Engineering Co Ltd
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Beijing Zhicheng Jiexun Water Conservancy Engineering Co Ltd
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Abstract

The utility model provides a high-efficient concrete mixing device is used in water conservancy construction, its churn including stirring concrete, be provided with agitating unit in the churn, agitating unit include first (mixing) shaft, with the second (mixing) shaft of churn bottom rigid coupling, symmetry setting third (mixing) shaft and fourth (mixing) shaft and drive assembly in first (mixing) shaft both sides, first (mixing) shaft and second (mixing) shaft with third (mixing) shaft and fourth (mixing) shaft are the cross setting, drive assembly sets up the position at cross point, the cover is equipped with the agitator casing who rotates the connection with the churn diapire on the second (mixing) shaft, first (mixing) shaft with the last rigid coupling of agitator casing has the helical blade who revolves to opposite, the rigid coupling has the stirring piece that a plurality of equidistance set up on the third (mixing) shaft. The utility model aims at providing a high-efficient concrete mixing device is used in water conservancy construction, its advantage is simple structure, convenient operation, stirring is efficient and the stirring to production efficiency has been improved.

Description

High-efficient concrete mixing device is used in water conservancy construction
Technical Field
The utility model belongs to the technical field of concrete mixing device's technique and specifically relates to a high-efficient concrete mixing device is used in water conservancy construction.
Background
At present, with the rapid development of national economy and the continuous improvement of infrastructure in China, the hydraulic engineering is greatly developed, the construction of the hydraulic engineering is the same as that of other engineering in many places, and a large amount of concrete is needed in the process of the hydraulic construction, so that a large amount of concrete stirring devices for the hydraulic construction are used in the hydraulic construction.
The existing concrete stirring device mixes cement, sand and stone materials and water and then stirs the mixture to prepare the required concrete material, and mainly comprises a stirring cylinder, a stirring device and a driving device.
The above prior art solutions have the following drawbacks: the existing concrete stirring device has a single structure, adopts a single-shaft stirring blade to stir, has long stirring time and low stirring uniformity, and has low overall stirring efficiency and serious influence on production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-efficient concrete mixing device is used in water conservancy construction, its advantage is simple structure, convenient operation, stirring is efficient and the stirring to production efficiency has been improved.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a high-efficient concrete mixing device is used in water conservancy construction, includes the churn of stirring concrete, and the churn has a plurality of landing legs, its characterized in that for inside hollow structure and one side rigid coupling: the stirring device comprises a first stirring shaft fixedly connected with the driving device, a second stirring shaft fixedly connected with the bottom of the stirring cylinder and positioned on the same axis with the first stirring shaft, a third stirring shaft and a fourth stirring shaft symmetrically arranged at two sides of the first stirring shaft, and a transmission assembly driving the third stirring shaft and the fourth stirring shaft to rotate simultaneously, wherein the first stirring shaft and the second stirring shaft are arranged in a cross way with the third stirring shaft and the fourth stirring shaft, the transmission assembly is arranged at the position of a cross point, a stirring sleeve rotatably connected with the bottom wall of the stirring cylinder is sleeved on the second stirring shaft, and helical blades with opposite rotation directions are fixedly connected on the first stirring shaft and the stirring sleeve, and a plurality of stirring sheets arranged at equal intervals are fixedly connected to the third stirring shaft and the fourth stirring shaft.
By adopting the technical scheme, the stirring device comprises a first stirring shaft, a second stirring shaft, a third stirring shaft and a fourth stirring shaft which are arranged in a cross way, a transmission assembly for driving the third stirring shaft and the fourth stirring shaft is arranged at the position of the cross point, the driving device drives the first stirring shaft to rotate in the stirring process, other stirring shafts are driven to rotate through the transmission assembly, the third stirring shaft and the fourth stirring shaft can rotate around the first stirring shaft and also can rotate, helical blades with opposite rotation directions are fixedly connected to the first stirring shaft and the stirring sleeve, a certain proportion of cement and gravel mixture is poured from a feeding port during stirring, then the driving device is started for stirring, the helical blades on the first stirring shaft and the stirring sleeve stir the concrete to the middle position of the stirring cylinder during stirring, and the third stirring shaft and the fourth stirring shaft positioned in the middle of the stirring cylinder stir the first stirring shaft and the first stirring shaft stir, the rotation of the self-body stirs the concrete, so that the stirring efficiency is improved, and the concrete is stirred more uniformly.
The utility model discloses further set up to: the transmission assembly comprises a gear box and bevel gears positioned in the gear box, one ends of the first stirring shaft, the second stirring shaft, the third stirring shaft and the fourth stirring shaft respectively penetrate into the gear box and are fixedly connected with the bevel gears, and the bevel gears are sequentially meshed with one another and enclose a square; and one end of the stirring sleeve, which is far away from the bottom of the stirring barrel, is fixedly connected with the gear box.
Through adopting above-mentioned technical scheme, when first (mixing) shaft is rotated by the drive arrangement drive to can drive third (mixing) shaft and fourth (mixing) shaft synchronous rotation through the bevel gear that meshes the setting in proper order in the drive assembly, first (mixing) shaft, second (mixing) shaft, third (mixing) shaft and fourth (mixing) shaft rotate the connection in the gear box respectively, and the gear box can drive third (mixing) shaft and fourth (mixing) shaft round first (mixing) shaft pivoted in the time, realizes the rotation again.
The utility model discloses further set up to: the central position of the bottom of the stirring cylinder is fixedly connected with a mounting block, and the stirring sleeve is inserted in the mounting block and is rotationally connected with the mounting block.
Through adopting above-mentioned technical scheme, bevel gear's one end and installation piece normal running fit are kept away from to the agitator casing, and the installation piece plays support and spacing effect to the agitator casing to improved agitator casing's whole rigidity, made agitator casing's stirring process more smooth stable.
The utility model discloses further set up to: the driving device comprises a driving motor fixedly connected to the top of the mixing drum and a speed reducer connected with a rotating shaft of the driving motor, an input shaft of the speed reducer is fixedly connected with the rotating shaft of the driving motor, and an output shaft of the speed reducer is fixedly connected with the first stirring shaft.
Through adopting above-mentioned technical scheme, bevel gear's one end and the output shaft rigid coupling of reduction gear are kept away from to first (mixing) shaft, driving motor's pivot and the input shaft rigid coupling of reduction gear, and the setting of reduction gear can control the stirring speed of first (mixing) shaft, improves the efficiency of stirring, and when the concrete in the churn was more, directly use driving motor drive first (mixing) shaft, causes the damage of motor easily.
The utility model discloses further set up to: the feed inlet is hinged with a cover plate which can be turned and opened.
Through adopting above-mentioned technical scheme, when needs carry out the stirring concrete, open the apron, pour materials such as cement in the feed inlet, the stirring in-process, the apron can prevent that the concrete from the discharge opening spill.
The utility model discloses further set up to: the discharge opening is fixedly connected with a downward inclined discharge hopper, and the section of the discharge hopper is U-shaped.
Through adopting above-mentioned technical scheme, the play hopper that sets up can make the concrete after the stirring fall into the splendid attire container of construction usefulness along a hopper in, reduce the waste of empting the concrete in-process and causing.
The utility model discloses further set up to: the discharge gate department is provided with the baffle with the vertical slip of churn outer wall the bilateral symmetry of discharge gate be provided with the L shaped plate of churn outer wall rigid coupling, the L shaped plate with form the groove that supplies the baffle to peg graft between the churn.
Through adopting above-mentioned technical scheme, the baffle that sets up at the discharge gate can control discharge gate open-ended size through vertical slip baffle at the in-process of the ejection of compact to adjust the effect of flow.
The utility model discloses further set up to: and a transparent observation port is arranged on one side of the top of the mixing drum, which is far away from the feed inlet.
Through adopting above-mentioned technical scheme, at the in-process of stirring, the staff can observe the stirring degree of concrete in the churn through the viewing aperture to the time of control stirring.
To sum up, the utility model discloses a beneficial technological effect does:
1. the stirring device comprises a first stirring shaft, a second stirring shaft, a third stirring shaft and a fourth stirring shaft which are arranged in a cross way, a transmission assembly for driving the third stirring shaft and the fourth stirring shaft is arranged at the position of the cross point, the driving device drives the first stirring shaft to rotate in the stirring process, other stirring shafts are driven to rotate through the transmission assembly, the third stirring shaft and the fourth stirring shaft can rotate around the first stirring shaft and can rotate, helical blades with opposite rotation directions are fixedly connected to the first stirring shaft and the stirring sleeve, a certain proportion of cement and gravel mixture is poured from a feeding port during stirring, then the driving device is started to stir, the helical blades on the first stirring shaft and the stirring sleeve stir the concrete to the middle position of the stirring barrel during stirring, and the third stirring shaft and the fourth stirring shaft in the middle of the stirring barrel stir around the first stirring shaft, the rotation of the self-body stirs the concrete, so that the stirring efficiency is improved, and the concrete is stirred more uniformly;
2. the reduction gear that sets up can control the stirring speed of first (mixing) shaft, improves the efficiency of stirring, and when the concrete in the churn was more, directly use driving motor drive first (mixing) shaft, causes the damage of motor easily.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a sectional view showing the inside of a mixing drum and a gear case;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a schematic view of the second stirring shaft of the present invention.
In the figure, 1, a mixing drum; 11. a support leg; 12. a cover plate; 121. a handle; 13. a baffle plate; 131. an L-shaped plate; 14. a discharge hopper; 15. a viewing port; 16. mounting blocks; 2. a stirring device; 21. a first stirring shaft; 22. a second stirring shaft; 221. stirring the sleeve; 23. a third stirring shaft; 231. a fourth stirring shaft; 24. a transmission assembly; 241. a gear case; 242. a bevel gear; 25. a helical blade; 26. a stirring sheet; 3. a drive device; 31. a drive motor; 32. and a speed reducer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a high-efficient concrete mixing device is used in water conservancy construction, including churn 1, setting agitating unit 2 in churn 1 and install drive arrangement 3 in churn 1 upper end, churn 1 has the landing leg 11 that supports churn 1 for inside hollow structure and keep away from the one end rigid coupling of drive arrangement 3.
Referring to fig. 1 and 2, a feed inlet is formed in the upper end of a mixing drum 1, a cover plate 12 which is opened in a turning mode is hinged to the feed inlet through a hinge, a handle 121 which is convenient for workers to open is fixedly connected to the cover plate 12, when concrete needs to be mixed, the cover plate 12 is opened, a mixture of cement and gravel in a certain proportion is poured from the feed inlet, a certain proportion of moisture is added, after the feeding is completed, the cover plate 12 is covered, then a driving device 3 is started to enable the mixing device 2 to start mixing, and in the mixing process, the cover plate 12 can prevent the concrete in the mixing drum 1 from splashing; offer the discharge gate that supplies the concrete ejection of compact after the stirring on the lateral wall of churn 1 near the bottom, discharge gate department is provided with the baffle 13 with the vertical gliding of 1 outer wall of churn, the bilateral symmetry rigid coupling at the discharge gate has a pair of L shaped plate 131, form the groove that supplies baffle 13 to peg graft between the outer wall of L shaped plate 131 and churn 1, make baffle 13 can be along the vertical slip of L shaped plate 131, baffle 13 can control opening and closing of discharge gate and the speed and the flow of the control concrete ejection of compact, when preventing disposable ejection of compact too much, cause the waste of concrete. The discharge port is fixedly connected with a discharge hopper 14 which extends downwards in an inclined way, the section of the discharge hopper 14 is U-shaped, and concrete flowing out of the discharge port can flow into the container through the arranged discharge hopper 14.
For the convenience of staff to observe the stirring state of the concrete in the stirring cylinder 1, a transparent observation port 15 is arranged on the surface of one end, located at the feeding port, of the stirring cylinder 1, so that the staff can see the interior of the stirring cylinder 1 at any time.
Referring to fig. 2 and 3, the stirring device 2 includes a first stirring shaft 21, a second stirring shaft 22 (see fig. 4), a third stirring shaft 23, a fourth stirring shaft 231 and a transmission assembly 24, the first stirring shaft 21, the second stirring shaft 22, the third stirring shaft 23 and the fourth stirring shaft 231 are arranged in a cross manner, the first stirring shaft 21 and the second stirring shaft 22 are vertically arranged and are located on the same axis, the third stirring shaft 23 and the fourth stirring shaft 231 are horizontally arranged at two sides of the first stirring shaft 21, the transmission assembly 24 is arranged at the cross point, the transmission assembly 24 includes a rectangular gear box 241 and a plurality of bevel gears 242 arranged inside the gear box, one end of the first stirring shaft 21 extends out of the stirring cylinder 1 and is fixedly connected with the driving device 3, the first stirring shaft 21 is rotatably connected with the stirring cylinder 1, and one ends of the first stirring shaft 21, the second stirring shaft 22, the third stirring shaft 23 and the fourth stirring shaft 231, which are close to each other, penetrate into the gear box 241 and are connected with the Bevel gears 242 are fixedly connected, the bevel gears 242 are sequentially meshed with each other and enclose a square, a first stirring shaft 21 is rotatably connected with a gear box 241, a second stirring shaft 22 is rotatably connected with the gear box 241, one end, far away from the bevel gears 242, is fixedly connected with the bottom wall of the stirring barrel 1, a third stirring shaft 23 and a fourth stirring shaft 231 are rotatably connected with the gear box 241, when the first stirring shaft 21 rotates, the third stirring shaft 23 and the fourth stirring shaft 231 can rotate through transmission between the bevel gears 242, and the third stirring shaft 23 and the fourth stirring shaft 231 can rotate around the first stirring shaft 21 and can rotate due to the fact that the second stirring shaft 22 is fixed and does not rotate. The stirring sleeve 221 is sleeved on the second stirring shaft 22, one end of the stirring sleeve 221 is fixedly connected with the gear box 241, the other end of the stirring sleeve 221 is rotatably connected with the bottom wall of the stirring cylinder 1, and when the third stirring shaft 23 and the fourth stirring shaft 231 rotate around the first stirring shaft 21, the gear box 241 can be driven to rotate, so that the stirring sleeve 221 is driven to rotate. The first stirring shaft 21 and the stirring sleeve 221 are fixedly connected with helical blades 25 with opposite rotation directions, the third stirring shaft 23 and the fourth stirring shaft 231 are fixedly connected with a plurality of stirring pieces 26 arranged at equal intervals, when the stirring device 2 rotates, the helical blades 25 stir the concrete to the middle position of the stirring cylinder 1, and the third stirring shaft 23 and the fourth stirring shaft 231 which are positioned at the middle position stir the concrete again, so that the concrete can be fully stirred and mixed.
In order to ensure the stability of the stirring sleeve 221 in the stirring process, the mounting block 16 is fixedly connected to the center of the bottom wall of the stirring cylinder 1, one end of the stirring sleeve 221, which is far away from the gear box 241, is inserted into the mounting block 16 and is rotatably connected with the mounting block 16, and the mounting block 16 plays a role in supporting and limiting the stirring sleeve 221, so that the stirring process of the stirring sleeve 221 is more smooth and stable.
The driving device 3 is installed on the mixing drum 1 and located at one end where the first mixing shaft 21 penetrates out, and comprises a driving motor 31 and a speed reducer 32 which are fixedly connected to the mixing drum 1, wherein a rotating shaft of the driving motor 31 is fixedly connected with an input shaft of the speed reducer 32, an output shaft of the speed reducer 32 is fixedly connected with the first mixing shaft 21, when more concrete needs to be mixed in the mixing drum 1, the speed reducer 32 can control the mixing speed of the first mixing shaft 21, and when the driving motor 31 is prevented from directly driving the first mixing shaft 21 to rotate, the driving motor 31 is enabled to be damaged.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a high-efficient concrete mixing device is used in water conservancy construction, includes churn (1) of stirring concrete, churn (1) has a plurality of landing legs (11), its characterized in that for inside hollow structure and one side rigid coupling: the stirring device is characterized in that a stirring device (2) is arranged in the stirring cylinder (1), a driving device (3) for driving the stirring device (2) is installed at the upper end of the stirring cylinder (1), a feeding hole is formed in the upper end of the stirring cylinder (1), a discharging hole is formed in the side wall, close to the bottom, of the stirring cylinder (1), the stirring device (2) comprises a first stirring shaft (21) fixedly connected with the driving device (3), a second stirring shaft (22) fixedly connected with the bottom of the stirring cylinder (1) and positioned on the same axis with the first stirring shaft (21), a third stirring shaft (23) and a fourth stirring shaft (231) symmetrically arranged on two sides of the first stirring shaft (21), and a transmission assembly (24) for driving the third stirring shaft (23) and the fourth stirring shaft (231) to rotate simultaneously, wherein the first stirring shaft (21) and the second stirring shaft (22) and the third stirring shaft (23) and the fourth stirring shaft (231) are arranged in a, drive assembly (24) set up the position at cross point, the cover is equipped with and rotates agitator (221) of being connected with churn (1) diapire on second (mixing) shaft (22), first (mixing) shaft (21) with the rigid coupling has spiral blade (25) opposite to the direction of rotation on agitator (221), the rigid coupling has stirring piece (26) that a plurality of equidistance set up on third (mixing) shaft (23) and fourth (mixing) shaft (231).
2. The efficient concrete stirring device for water conservancy construction according to claim 1, characterized in that: the transmission assembly (24) comprises a gear box (241) and a bevel gear (242) positioned in the gear box (241), one ends of the first stirring shaft (21), the second stirring shaft (22), the third stirring shaft (23) and the fourth stirring shaft (231) respectively penetrate into the gear box (241) and are fixedly connected with the bevel gear (242), and the bevel gears (242) are sequentially meshed with one another and form a square; one end of the stirring sleeve (221) far away from the bottom of the stirring cylinder (1) is fixedly connected with the gear box (241).
3. The efficient concrete stirring device for water conservancy construction according to claim 1, characterized in that: the central position of the bottom of the mixing drum (1) is fixedly connected with a mounting block (16), and the mixing sleeve (221) is inserted on the mounting block (16) and is rotationally connected with the mounting block.
4. The efficient concrete stirring device for water conservancy construction according to claim 1, characterized in that: drive arrangement (3) including rigid coupling at driving motor (31) at churn (1) top and with reduction gear (32) that driving motor (31) pivot is connected, the input shaft of reduction gear (32) with driving motor (31)'s pivot rigid coupling, the output shaft of reduction gear (32) with first (mixing) shaft (21) rigid coupling.
5. The efficient concrete stirring device for water conservancy construction according to claim 1, characterized in that: the feed inlet is hinged with a cover plate (12) which can be opened in a turnover way.
6. The efficient concrete stirring device for water conservancy construction according to claim 1, characterized in that: the discharge opening is fixedly connected with a downward inclined discharge hopper (14), and the section of the discharge hopper (14) is U-shaped.
7. The efficient concrete stirring device for water conservancy construction according to claim 1, characterized in that: the discharge gate department be provided with vertical gliding baffle (13) of churn (1) outer wall the bilateral symmetry of discharge gate be provided with L shaped plate (131) of churn (1) outer wall rigid coupling, L shaped plate (131) with form the groove that supplies baffle (13) to peg graft between churn (1).
8. The efficient concrete stirring device for water conservancy construction according to claim 1, characterized in that: and a transparent observation port (15) is arranged on one side of the top of the mixing drum (1) far away from the feed inlet.
CN201921146263.8U 2019-07-20 2019-07-20 High-efficient concrete mixing device is used in water conservancy construction Active CN210651294U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921146263.8U CN210651294U (en) 2019-07-20 2019-07-20 High-efficient concrete mixing device is used in water conservancy construction

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Application Number Priority Date Filing Date Title
CN201921146263.8U CN210651294U (en) 2019-07-20 2019-07-20 High-efficient concrete mixing device is used in water conservancy construction

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112622036A (en) * 2020-10-27 2021-04-09 江苏天沃重工科技有限公司 Vertical grading dry-mixed sand stirring device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112622036A (en) * 2020-10-27 2021-04-09 江苏天沃重工科技有限公司 Vertical grading dry-mixed sand stirring device

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