CN214605113U

CN214605113U - A high-efficient cement mortar mixer for recycled concrete detects usefulness

Info

Publication number: CN214605113U
Application number: CN202120190638.1U
Authority: CN
Inventors: 候宜胜; 尤铮亚; 宗红雅; 苏雪琴
Original assignee: Changshu Tianhe Concrete Co ltd
Current assignee: Changshu Tianhe Concrete Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-11-05
Anticipated expiration: 2031-01-22

Abstract

The application relates to a high-efficiency cement mortar mixer for recycled concrete detection, which comprises a base, wherein a driving motor is fixedly arranged at the upper end of the base, and a mixing pot for containing materials is arranged at the lower end of the base; the base is provided with a cover plate which can be abutted against the upper end surface of the stirring pot, and the cover plate is provided with a driving shaft in a penetrating way along the vertical direction; a fixing block extending along the radial direction of the driving shaft is fixedly arranged on the side wall of the driving shaft below the cover plate, and a stirring shaft for stirring materials is arranged at one end of the fixing block, which is far away from the driving shaft, along the up-down direction; the stirring shaft is rotationally connected with the fixed block and is connected with a driving assembly for driving the stirring shaft to rotate around the axis of the stirring shaft; and the upper end of the driving shaft is connected with the output end of the driving motor. The (mixing) shaft axis deviates from the drive shaft axis and sets up, and when the (mixing) shaft rotated along with the drive shaft, the (mixing) shaft can rotate around self axis, and material stirring efficiency is higher, and the material mixes more evenly.

Description

A high-efficient cement mortar mixer for recycled concrete detects usefulness

Technical Field

The application relates to the field of equipment for concrete detection, in particular to a high-efficiency cement mortar mixer for recycled concrete detection.

Background

Before the application of the recycled concrete, the test samples made of the recycled concrete need to be subjected to the detection of the properties of fracture resistance, compression resistance and the like so as to test the properties and the quality of the concrete. Before the test, aggregate containing regenerated aggregate made of waste concrete blocks, cement and water are mixed and stirred by a cement mortar stirrer to prepare concrete mortar, and a test sample required by the test is prepared.

The prior Chinese patent with publication number CN209580024U discloses a cement mortar mixer, which comprises a base, wherein a driving motor is fixedly arranged on the base, and an output shaft of the driving motor is arranged downwards; an output shaft of the driving motor is coaxially and fixedly connected with a driving shaft; a stirring pot is fixedly arranged on the base under the driving motor; the stirring pot is provided with a cover plate, and the driving shaft penetrates through the cover plate and extends into the stirring pot; one end of the driving shaft, which is positioned in the stirring pot, is fixedly provided with a stirring shaft extending downwards, and the axis of the stirring shaft deviates from the axis of the driving shaft; the outer side wall of the stirring shaft is fixedly provided with stirring blades. When in use, materials to be mixed are sequentially added into the stirring pot, and then the driving motor is started; the driving motor can drive the stirring shaft to rotate through the driving shaft, and the stirring blades stir the materials so as to uniformly mix the materials.

In view of the above-mentioned related technologies, the inventor believes that, during stirring, the stirring blade can only rotate around the axis of the driving shaft to stir the materials, the materials are easily aggregated into a mass, and the uniformity of material mixing is poor, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the relatively poor problem of material mixing degree of consistency, the application provides a high-efficient cement mortar mixer for recycled concrete detects usefulness.

The application provides a pair of a high-efficient cement mortar mixer for recycled concrete detects usefulness adopts following technical scheme:

a high-efficiency cement mortar mixer for recycled concrete detection comprises a base, wherein a driving motor is fixedly arranged at the upper end of the base, and a mixing pot for containing materials is arranged at the lower end of the base; the base is provided with a cover plate which can be abutted against the upper end surface of the stirring pot, and the cover plate is provided with a driving shaft in a penetrating way along the vertical direction; a fixing block extending along the radial direction of the driving shaft is fixedly arranged on the side wall of the driving shaft below the cover plate, and a stirring shaft for stirring materials is arranged at one end of the fixing block, which is far away from the driving shaft, along the up-down direction; the stirring shaft is rotationally connected with the fixed block and is connected with a driving assembly for driving the stirring shaft to rotate around the axis of the stirring shaft; and the upper end of the driving shaft is connected with the output end of the driving motor.

By adopting the technical scheme, the stirring shaft is deviated from the axis of the driving shaft, the driving motor drives the stirring shaft to rotate around the axis of the driving shaft through the driving shaft, and meanwhile, the driving assembly drives the stirring shaft to rotate around the axis of the stirring shaft, so that the stirring and mixing efficiency of materials is improved, and the materials are mixed more uniformly; the cover plate is abutted against the upper end face of the stirring pot to cover the stirring pot, so that the possibility that materials in the stirring pot are splashed when being stirred is reduced, the proportion of each component of the materials is guaranteed, and the test result is more accurate.

Optionally, the driving assembly comprises a rotating gear fixedly connected with the stirring shaft and a driving gear meshed with the rotating gear; the driving gear is fixedly connected with the lower surface of the cover plate.

Through adopting above-mentioned technical scheme, the running gear need not external driving source with drive gear cooperation, simple structure, and the transmission is stable, the operating personnel's of being convenient for routine maintenance simultaneously.

Optionally, a protective cover with an open upper end is fixedly arranged on the driving shaft, and the upper end surface of the protective cover is abutted against the lower surface of the cover plate; the fixed block, the rotating gear and the driving gear are all located in the protective cover.

By adopting the technical scheme, the fixed block, the rotating gear and the driving gear are covered by the protective cover, so that the situation that materials splashed by stirring adhere to the fixed block, the rotating gear or the driving gear is reduced; the outer surface of the protective cover is smooth and falls back to the stirring pot together with the materials. Meanwhile, the rotating gear and the driving gear are isolated from the material, and stable operation of the driving assembly is guaranteed.

Optionally, the base is provided with a sliding groove along the up-down direction, and a sliding block is connected to the inner side wall of the sliding groove in a sliding manner; the cover plate is fixedly connected with the sliding block.

Through adopting above-mentioned technical scheme, the apron slides with the base and is connected, when the running gear or drive gear state were looked over to needs, upwards mentions the apron, can make apron and protection casing separation to make running gear or drive gear expose, simple structure, convenient operation.

Optionally, the cover plate is connected with a fixing rod in a sliding mode along the depth direction of the sliding groove, and the base is provided with a fixing groove for inserting one end of the fixing rod.

Through adopting above-mentioned technical scheme, dead lever and fixed slot cooperation are in order to fix the apron, have reduced the apron and have improved running gear and driven gear complex stability because of the emergence of the condition that the vibration during operation of equipment reciprocated. Meanwhile, the possibility of generating a gap between the cover plate and the protective cover is reduced, and the matching tightness of the cover plate and the protective cover is improved.

Optionally, an elastic member capable of driving the fixing rod to move towards the fixing groove is arranged between the fixing rod and the cover plate.

Through adopting above-mentioned technical scheme, the elastic component can drive the dead lever and remove to the fixed slot direction to the end wall that makes the dead lever insert fixed slot one end supports tightly with the fixed slot diapire, has improved dead lever and fixed slot complex stability. When the dead lever aligns with the fixed slot, the elastic component can drive the dead lever to automatically insert into the fixed slot, and the operation is convenient and rapid.

Optionally, the lower surface of the cover plate is provided with a protective sleeve matched with the outer side wall of the protective cover.

Through adopting above-mentioned technical scheme, the protective sleeve cooperates with the protection casing, has increased the area of contact between protection casing and the apron, has further improved the complex leakproofness between apron and the protection casing.

Optionally, the upper end of the protective cover is inclined towards the center thereof and is tapered.

Through adopting above-mentioned technical scheme, protection casing upper end opening part diameter is less than the protection sleeve section of thick bamboo inside wall diameter, the grafting cooperation of the protection casing of being convenient for and protection sleeve section of thick bamboo.

Optionally, a scraping plate capable of abutting against the inner wall of the stirring pot is fixedly arranged at the lower end of the driving shaft.

Through adopting above-mentioned technical scheme, scrape the flitch and can scrape down the material that is stained with and attaches to the inside wall of agitator kettle to the intensive mixing of material has improved the homogeneity that the material mixes.

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

1. the axis of the stirring shaft deviates from the axis of the driving shaft, and the driving assembly can drive the stirring shaft to rotate around the axis of the driving shaft when the stirring shaft rotates around the axis of the driving shaft, so that the material is stirred more uniformly, and the material mixing efficiency is higher;

2. the protective cover can reduce the occurrence of the situation that materials are attached to the rotating gear or the driving gear, and improve the matching stability of the rotating gear and the driving gear;

3. the cover plate is connected with the base in a sliding mode, and therefore an operator can maintain the rotating gear or the driving gear conveniently.

Drawings

FIG. 1 is a schematic view of the overall structure of a high-efficiency cement mortar mixer for recycled concrete inspection according to an embodiment of the present application.

Fig. 2 is a schematic sectional view for showing a connection relationship between the stirring shaft and the drive shaft.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an exploded view for showing a connection structure of a cover plate and a base.

Fig. 5 is an exploded view for illustrating the connection relationship between the mixing pan and the base.

Description of reference numerals: 1. a base; 11. a drive motor; 12. a stirred pot; 121. mounting a column; 13. a sliding groove; 131. a sliding block; 132. fixing grooves; 1311. a fixing hole; 14. a slide rail; 141. a sliding seat; 15. a mounting seat; 151. mounting holes; 16. a handle; 17. a hopper; 171. a discharge pipe; 1711. a connecting hose; 2. a cover plate; 21. a hole of abdication; 22. a drive shaft; 221. a fixed block; 2211. rotating the hole; 222. a protective cover; 223. a scraping plate; 23. a protective sleeve; 24. a connecting rod; 25. fixing the rod; 251. an elastic member; 26. a blanking pipe; 3. a stirring shaft; 31. stirring blades; 4. a drive assembly; 41. a rotating gear; 42. the gears are driven.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a high-efficient cement mortar mixer for recycled concrete detects usefulness. Referring to fig. 1 and 2, a high-efficient cement mortar mixer for recycled concrete detects usefulness includes base 1, and one side of base 1 upper end is provided with driving motor 11, and driving motor 11's output sets up downwards, and driving motor 11 passes through screw and base 1 fixed connection. The base 1 is provided with a stirring pot 12, the stirring pot 12 is located under the driving motor 11, and the stirring pot 12 is used for containing materials to be mixed. The side wall of the base 1 above the stirring pot 12 is provided with a cover plate 2, and the lower surface of the cover plate 2 can be abutted against the upper end surface of the stirring pot 12 to cover the stirring pot 12. A stirring shaft 3 is arranged below the cover plate 2, the stirring shaft 3 is arranged along the up-down direction, and the axis of the stirring shaft 3 deviates from the axis of the output end of the driving motor 11; the outer side wall of the lower end of the stirring shaft 3 is fixedly welded with a stirring blade 31; the upper end of the stirring shaft 3 is connected with the output end of the driving motor 11. When the upper end surface of the stirring pot 12 is abutted against the cover plate 2, the stirring blade 31 is positioned in the stirring pot 12; the driving motor 11 is started, and the driving motor 11 can drive the stirring shaft 3 to rotate so as to drive the stirring blade 31 to rotate, so that the materials in the stirring pot 12 are stirred, and the materials are fully mixed.

Referring to fig. 1 and 2, the cover plate 2 is disc-shaped, the lower surface of the cover plate 2 is provided with an abdicating hole 21 in an upward penetrating manner, and the abdicating hole 21 and the cover plate 2 are coaxially arranged; the cover plate 2 is provided with a driving shaft 22, the driving shaft 22 is arranged along the up-down direction, the lower end of the driving shaft 22 is inserted into the abdicating hole 21 and is positioned below the cover plate 2, and the upper end of the driving shaft 22 is positioned above the cover plate 2. The upper end of the driving shaft 22 is coaxially and fixedly connected with the output end of the driving motor 11 through a coupler; the lower end of the driving shaft 22 is provided with a fixed block 221, the fixed block 221 is a rectangular block, one end of the fixed block 221 is welded and fixed with the side wall of the driving shaft 22, and the other end of the fixed block 221 extends in the direction away from the driving shaft 22 along the radial direction of the driving shaft 22. The upper surface of the fixing block 221 at the end far from the driving shaft 22 is provided with a rotating hole 2211 downwards; the upper end of (mixing) shaft 3 upwards passes and rotates hole 2211, and the (mixing) shaft 3 lateral wall passes through the bearing and rotates the hole 2211 inside wall and rotate the connection. The end part of the driving shaft 22 above the fixed block 221 is connected with a driving assembly 4; when the driving motor 11 rotates around the axis of the driving shaft 22 through the driving shaft 22 and the fixing block 221 by driving the stirring shaft 3, the driving component 4 can drive the stirring shaft 3 to rotate around the axis of the stirring shaft 3, the material is stirred more fully, and the material is mixed more uniformly.

Referring to fig. 2, the driving assembly 4 includes a rotation gear 41 and a driving gear 42, and both the rotation gear 41 and the driving gear 42 are located above the fixing block 221. The rotating gear 41 is an external gear, and the rotating gear 41 is in coaxial key connection with the stirring shaft 3; the driving gear 42 is an internal gear, the driving gear 42 is arranged coaxially with the driving shaft 22, and the driving gear 42 is fixedly connected with the lower surface of the cover plate 2 through a screw. The rotating gear 41 is meshed with the driving gear 42; when the driving shaft 22 drives the stirring shaft 3 to rotate, the rotating gear 41 is matched with the driving gear 42 to drive the stirring shaft 3 to rotate around the axis of the stirring shaft 3, the structure is simple, and the transmission is stable.

Referring to fig. 2, a shield 222 is welded and fixed to an outer side wall of the drive shaft 22, and the shield 222 is a hollow cylindrical housing having an open upper end. The shield 222 is disposed coaxially with the drive shaft 22, and the shield 222 is located below the cover plate 2. The fixed block 221, the rotating gear 41 and the driving gear 42 are all positioned in the protective cover 222; the upper end face of the protective cover 222 is abutted against the lower surface of the cover plate 2 so as to reduce the possibility of contact between materials and the driving assembly 4 and ensure the stability of operation of the driving assembly 4. The lower end of the drive shaft 22 is located outside the shield 222; the driving shaft 22 is provided with a scraper plate 223, and one side of the scraper plate 223 is welded and fixed with the side wall of the lower end of the driving shaft 22 and outside the protective cover 222. The side of the scraper plate 223 far away from the driving shaft 22 is arc-shaped; the scraping plate 223 can abut against the inner side wall of the stirring pot 12 to scrape the material attached to the inner side wall of the stirring pot 12, so that the uniformity of material stirring is improved.

Referring to fig. 2 and 3, a protective sleeve 23 is arranged on the lower surface of the cover plate 2, and the upper end of the protective sleeve 23 is welded and fixed to the cover plate 2. The protective sleeve 23 is cylindrical, and the protective cover 222 can be inserted into the protective sleeve 23; the inner side wall of the protective sleeve 23 is matched with the outer side wall of the protective cover 222 so as to further improve the tightness of the connection between the protective cover 222 and the cover plate 2. The upper end of the shield 222 is inclined towards the center of the shield in all parts along the circumference and is in a conical shape, so that the shield 222 is conveniently inserted into the shield sleeve 23.

Referring to fig. 4, the side wall of the base 1 where the cover plate 2 is provided with a sliding groove 13, the sliding groove 13 is a dovetail groove, and the sliding groove 13 is opened in the vertical direction. The inner side wall of the sliding groove 13 is connected with a sliding block 131 in a sliding manner; a connecting rod 24 extends from the cover plate 2 to the direction of the base 1, the connecting rod 24 is a rectangular rod, and one end of the connecting rod 24 is welded and fixed with the upper surface of the cover plate 2; the other end of the connecting rod 24 is welded and fixed with the sliding block 131. The sliding block 131 is matched with the sliding groove 13, and the cover plate 2 can be separated from the protective cover 222 by pulling the cover plate 2 upwards, so that the maintenance of the rotating gear 41 or the driving gear 42 is facilitated.

Referring to fig. 4, a fixing hole 1311 penetrates through a side wall of the sliding block 131 away from the bottom wall of the sliding groove 13 along the depth direction of the sliding groove 13; the cover plate 2 is provided with a fixing rod 25, and the fixing rod 25 is connected with the inner side wall of the fixing hole 1311 in a sliding manner. Two fixing grooves 132 are arranged on the bottom wall of the sliding groove 13; one of the fixing grooves 132 is located at the lower end of the sliding groove 13, and the other fixing groove 132 is located at the upper end of the sliding groove 13. When the sliding block 131 is located at the lower end of the sliding groove 13, one end of the fixing rod 25 close to the sliding groove 13 can be inserted into the fixing groove 132 located at the lower end of the sliding groove 13 to fix the cover plate 2; when the slide block 131 is positioned at the upper end of the slide groove 13, the fixing lever 25 may be inserted into the fixing groove 132 positioned at the upper end of the slide groove 13 to fix the cover plate 2.

Referring to fig. 4, an elastic member 251 is disposed between the fixing rod 25 and the cover plate 2, and the elastic member 251 is a spring; the elastic member 251 is sleeved on the outer side wall of the fixed rod 25, one end of the elastic member 251 is welded and fixed with the sliding block 131, and the other end of the elastic member 251 is welded and fixed with the outer side wall of the fixed rod 25. The elastic member 251 is in a stretching state, and the elastic member 251 can drive the fixing rod 25 to move towards the fixing groove 132, so that the end wall of one end of the fixing rod 25 inserted into the fixing groove 132 is tightly abutted against the bottom wall of the fixing groove 132, the occurrence of the situation that the fixing rod 25 is separated from the fixing groove 132 is reduced, and the matching stability of the fixing rod 25 and the fixing groove 132 is improved.

Referring to fig. 5, a slide rail 14 is fixedly arranged on the side wall of the base 1 provided with the sliding groove 13, and the slide rail 14 is arranged along the up-down direction; the slide rail 14 is slidably connected with a slide seat 141, and the slide seat 141 is fixedly welded with the mounting seat 15. The base 1 is rotatably provided with a handle 16, the handle 16 is connected with the sliding seat 141, and the mounting seat 15 can be controlled to move up and down by rotating the handle 16. The upper surface of the mounting seat 15 is provided with a mounting hole 151 in a downward penetrating manner; the outer side wall of the lower end of the stirring pot 12 is integrally fixed with a mounting column 121, and the mounting column 121 can be inserted into the mounting hole 151. When the materials in the mixing pot 12 need to be mixed, the handle 16 is rotated, and the sliding seat 141 can drive the mounting seat 15 to move upwards, so as to drive the mixing pot 12 to move upwards until the mixing pot 12 abuts against the lower surface of the cover plate 2.

Referring to fig. 1 and 5, a hopper 17 is welded and fixed on the upper end of the base 1, and the hopper 17 is used for containing aggregate. A discharge pipe 171 is fixedly welded at the lower end of the hopper 17; the upper surface of the cover plate 2 is fixedly welded with a blanking pipe 26, and the side wall of the cover plate 2, which is positioned in the blanking pipe 26, penetrates up and down. A connecting hose 1711 is arranged between the discharge pipe 171 and the blanking pipe 26, one end of the connecting hose 1711 is fixedly connected with the discharge pipe 171 through an anchor ear, and the other end of the connecting hose 1711 is fixedly connected with the blanking pipe 26 through an anchor ear. When aggregate needs to be added into the stirring pot 12, the aggregate is added into the hopper 17, and the aggregate can be discharged to the blanking pipe 26 through the discharge pipe 171; finally, aggregate may enter the mixing kettle 12 through the down pipe 26.

The embodiment of the application relates to an implementation principle of a high-efficient cement mortar mixer for recycled concrete detection:

when the concrete sizing material needs to be prepared, water and cement are added into the stirring pot 12 in sequence; then, the stirring pot 12 is placed on the mounting seat 15, and the handle 16 is rotated to enable the upper end face of the stirring pot 12 to be abutted against the lower surface of the cover plate 2; finally, the drive motor 11 is started. The driving motor 11 drives the driving shaft 22 to rotate, and further drives the fixing block 221 to rotate; the stirring shaft 3 rotates around the axis of the driving shaft 22 along with the rotation of the fixed block 221 to stir the materials. Meanwhile, the driving component 4 can drive the stirring shaft 3 to rotate around the axis of the stirring shaft, so that the uniformity of material stirring is improved. After the mixture of water and cement is stirred for a period of time, aggregate is added into the mixture by a hopper 17, and the aggregate can enter the stirring pot 12 from a blanking pipe 26; at this time, the driving motor 11 continues to drive the stirring shaft 3 to rotate so as to mix the materials. After the materials are stirred, the handle 16 is rotated, and the stirring pot 12 is taken down.

Through drive assembly 4, (mixing) shaft 3 can rotate around self axis in order to stir the material when rotating around drive shaft 22 axis, and the material stirring is more even, efficiency is higher.

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

1. A high-efficiency cement mortar mixer for recycled concrete detection comprises a base (1), wherein a driving motor (11) is fixedly arranged at the upper end of the base (1), and a mixing pot (12) for containing materials is arranged at the lower end of the base (1); the method is characterized in that: the base (1) is provided with a cover plate (2) which can be abutted against the upper end surface of the stirring pot (12), and the cover plate (2) is provided with a driving shaft (22) in a penetrating manner along the vertical direction; a fixing block (221) extending along the radial direction of the driving shaft (22) is fixedly arranged on the side wall of the driving shaft (22) below the cover plate (2), and a stirring shaft (3) for stirring materials is arranged at one end, far away from the driving shaft (22), of the fixing block (221) along the up-down direction; the stirring shaft (3) is rotatably connected with the fixed block (221), and the stirring shaft (3) is connected with a driving assembly (4) for driving the stirring shaft (3) to rotate around the axis of the stirring shaft (3); the upper end of the driving shaft (22) is connected with the output end of the driving motor (11).

2. The high-efficiency cement mortar mixer for recycled concrete detection according to claim 1, wherein: the driving assembly (4) comprises a rotating gear (41) fixedly connected with the stirring shaft (3) and a driving gear (42) meshed with the rotating gear (41); the driving gear (42) is fixedly connected with the lower surface of the cover plate (2).

3. The high-efficiency cement mortar mixer for recycled concrete detection according to claim 2, wherein: the driving shaft (22) is fixedly provided with a protective cover (222) with an open upper end, and the upper end surface of the protective cover (222) is abutted against the lower surface of the cover plate (2); the fixed block (221), the rotating gear (41) and the driving gear (42) are all located in the protective cover (222).

4. The high-efficiency cement mortar mixer for recycled concrete detection according to claim 3, wherein: a sliding groove (13) is formed in the base (1) along the vertical direction, and a sliding block (131) is connected to the inner side wall of the sliding groove (13) in a sliding mode; the cover plate (2) is fixedly connected with the sliding block (131).

5. The high-efficiency cement mortar mixer for recycled concrete detection according to claim 4, wherein: the cover plate (2) is connected with a fixing rod (25) in a sliding mode along the depth direction of the sliding groove (13), and a fixing groove (132) for inserting one end of the fixing rod (25) is formed in the base (1).

6. The high-efficiency cement mortar mixer for recycled concrete detection according to claim 5, wherein: an elastic piece (251) capable of driving the fixing rod (25) to move towards the fixing groove (132) is arranged between the fixing rod (25) and the cover plate (2).

7. The high-efficiency cement mortar mixer for recycled concrete detection according to claim 3, wherein: the lower surface of the cover plate (2) is provided with a protective sleeve (23) which can be matched with the outer side wall of the protective cover (222).

8. The high-efficiency cement mortar mixer for recycled concrete detection according to claim 7, wherein: the upper end of the protective cover (222) is inclined towards the center direction and is conical.

9. The high-efficiency cement mortar mixer for recycled concrete detection according to claim 1, wherein: the lower end of the driving shaft (22) is fixedly provided with a scraping plate (223) which can be abutted against the inner side wall of the stirring pot (12).