CN218365642U

CN218365642U - Concrete mixer

Info

Publication number: CN218365642U
Application number: CN202222882595.0U
Authority: CN
Inventors: 陈鸣春; 武亚强
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-24
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to a concrete mixer, including bottom plate, churn and puddler, the top department of bottom plate is provided with the churn, the churn supports on the bottom plate through two spinal branch vaulting poles, the position department that is close to the churn above the bottom plate is connected with the riser, it has seted up logical groove to be close to top department on the riser, the top department of riser installs the second motor, the output of second motor is connected with reciprocal lead screw, and the puddler and the whole in-process of rotating the stirring concrete of scraping the strip on the first motor drive bull stick, can start the second motor and drive the lifter plate and reciprocate for when scraping the strip and pasting tight churn pivoted, reciprocate, scrape the concrete that bonds in the different positions department of churn inner wall, make more even to concrete mixing, and can also drive the pivoted puddler and reciprocate, rotate the stirring in different positions department in the churn, improve the stirring efficiency to the concrete.

Description

Concrete mixer

Technical Field

The application relates to the technical field of concrete mixers, in particular to a concrete mixer.

Background

During the construction of municipal roads, a concrete mixer is needed due to the large demand of concrete, and the concrete mixer is a machine for mixing cement, aggregate and water into a concrete mixture;

at present, the utility model patent with patent number CN2168600159U discloses a concrete mixer, include: the concrete mixer comprises a mounting frame, a first mounting plate, a mixing drum and a mixing unit, wherein the first mounting plate is horizontally provided with the first limiting rod extending upwards, the mixing drum is horizontally provided with a second mounting plate, the second mounting plate is fixedly connected with a second limiting rod extending downwards, a feed inlet is formed in the upper end of the mixing drum, a discharge outlet is formed in the side wall of the mixing drum, the mixing unit comprises a mixing blade, the mixing blade is accommodated in the mixing drum and can rotate around a vertical axis, a damping unit is arranged between the first mounting plate and the second mounting plate and is matched with the second mounting plate to clamp the damping unit so as to limit the vertical movement of the damping unit, the damping unit is provided with a containing hole in a penetrating manner along the vertical direction, the first limiting rod penetrates through the containing hole from bottom to top, the second limiting rod penetrates through the containing hole from top to bottom, the first limiting rod is matched with the second limiting rod so as to limit the horizontal movement of the damping unit, the mixing unit also comprises a scraping plate, the scraping plate is fixedly connected with one end, which is close to the side wall of the mixing drum, when a mixing motor drives the mixing blade to rotate around the mixing blade, the mixing drum, the mixing blade, and the mixing drum can further rotate along the vertical axis, and the inner wall of the mixing drum, so that the mixing drum can be more uniformly scraped;

however, when the scraper rotates along with the driving of the stirring motor, only the concrete material at the area where the scraper is close to the inner wall of the stirring drum can be scraped, so that the scraping of the inner wall of the stirring drum is not thorough enough, and therefore the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems set forth in the background above, the present application provides a concrete mixer.

The application provides a concrete mixer adopts following technical scheme:

the utility model provides a concrete mixer, includes bottom plate, churn and puddler, the top department of bottom plate is provided with the churn, the churn supports on the bottom plate through two spinal branch vaulting poles, the position department that is close to the churn above the bottom plate is connected with the riser, be close to top department on the riser and seted up logical groove, the top department of riser installs the second motor, the output of second motor is connected with reciprocal lead screw, the cover has the lifter plate on the part that reciprocal lead screw injects logical inslot, set up the screw hole that supplies reciprocal lead screw to pass on the lifter plate, the first motor is installed to the one end department that the lifter plate extends to the churn top, the output of first motor is connected with the bull stick of injecting in the churn, be connected with many puddlers on the bull stick, it has fixed cover to be close to top department cover on the bull stick, prolong its radial connection have two crossbands on the fixed cover, the one end that two crossbands kept away from each other is connected with the scraping strip of pasting tight churn inner wall, the centre department is connected with the discharging pipe below the churn.

Preferably, two shaft levers are arranged on the rotating rod and close to the bottom end, and two turnover plates are connected to each shaft lever.

Preferably, a groove is formed in the position, close to the bottom end, of the rotating rod, a movable sleeve is sleeved in the groove, and one ends, close to each other, of the two shaft rods are connected to the movable sleeve.

Preferably, a gear is sleeved at one end of each shaft lever close to the mixing drum, a fixing strip is connected to the inner wall of the mixing drum, and the gear is in meshed connection with a tooth groove on the fixing strip.

Preferably, one end of the shaft lever, which is close to the gear, is movably sleeved with a lifting sleeve, the lifting sleeve is tightly attached to the inner wall of the mixing drum, the inner wall of one side of the lifting sleeve is tightly attached to the fixing strip, and the upper end face and the lower end face of the fixing strip are both inclined planes.

To sum up, the application comprises the following beneficial technical effects:

1. the utility model discloses an it has the lifter plate to inject in the logical groove on the riser, the output of lifter plate one end first motor is connected with the bull stick that sets up the puddler, be connected with the horizontal bar on the fixed cover that is close to top department on the bull stick, be connected with the scraping strip that pastes tight on the churn inner wall on the horizontal bar, the reciprocal lead screw that riser top second motor output is connected passes the screw hole of seting up on the lifter plate, in the process of stirring concrete is wholly rotated to the puddler and scraping strip on the bull stick that like this first motor drives, can start the second motor and drive the lifter plate and reciprocate, make the scraping strip paste tight churn rotation simultaneously, reciprocate, come to scrape the concrete that bonds in different positions of churn inner wall, make to the concrete stirring more even, and can also drive the pivoted puddler to reciprocate, rotate the stirring in different positions in the churn, improve the stirring efficiency to the concrete;

2. a movable sleeve is sleeved in a groove on the rotating rod, which is close to the bottom end, two shaft levers connected on the movable sleeve are provided with turnover plates, the inner wall of the mixing drum is connected with a fixed strip, and a gear at one end of the shaft lever is meshed and connected with a tooth groove on the fixed strip, so that the rotating rod drives the gear to roll in the tooth groove on the fixed strip while moving up and down, and further drives the shaft lever and the turnover plates to integrally rotate, the concrete is thoroughly stirred at the lower part in the mixing drum, and the mixing efficiency of the concrete is improved; one end of the shaft lever close to the gear is sleeved with a lifting sleeve, the lifting strip is tightly attached to the inner wall of the mixing drum, and the normal rolling work of the gear is prevented from being influenced by the fact that concrete enters a tooth socket on the fixing strip by means of the blocking effect of the lifting sleeve.

Drawings

FIG. 1 is a schematic illustration of a concrete mixer according to an embodiment of the present application;

FIG. 2 is a sectional view of a concrete mixer according to an embodiment of the present invention;

FIG. 3 is a sectional view of the elevating sleeve of the concrete mixer according to the embodiment of the present invention.

Description of reference numerals: 1. a base plate; 2. a mixing drum; 3. a support bar; 4. a discharge pipe; 5. a vertical plate; 6. a through groove; 7. a reciprocating screw rod; 8. a second motor; 9. a lifting plate; 10. a second motor; 11. a rotating rod; 12. fixing a sleeve; 13. a horizontal bar; 14. a stirring rod; 15. a groove; 16. a movable sleeve; 17. a shaft lever; 18. a turnover plate; 19. a lifting sleeve; 20. a gear; 21. a fixing strip; 22. and (6) scraping the strips.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a concrete mixer. Referring to fig. 1-3, a concrete mixer comprises a bottom plate 1, a mixing drum 2 and a mixing rod 14, wherein the mixing drum 2 is arranged above the bottom plate 1, the mixing drum 2 is supported on the bottom plate 1 through two support rods 3, a vertical plate 5 is connected to the position, close to the mixing drum 2, on the bottom plate 1, a through groove 6 is formed near the upper part on the vertical plate 5, a second motor 8 is installed at the top end of the vertical plate 5, the output end of the second motor 8 is connected with a reciprocating screw rod 7, a lifting plate 9 is sleeved on the part, inserted into the through groove 6, of the reciprocating screw rod 7, the bottom end of the reciprocating screw rod 7 is rotatably connected to the lower groove wall of the through groove 6, a threaded hole for the reciprocating screw rod 7 to pass through is formed in the lifting plate 9, a first motor 10 is installed at one end, extending to the upper part of the mixing drum 2, of the lifting plate 9, the output of first motor 10 is connected with bull stick 11 of injecting in churn 2, be connected with many puddlers 14 on the bull stick 11, the fixed cover that is close to top department on the bull stick 11 has fixed cover 12, fixed cover 12 is gone up and is extended its radial connection to have two crossbands 13, the one end that two crossbands 13 kept away from each other is connected with the strip 22 of scraping of clinging 2 inner walls of churn, middle department is connected with discharging pipe 4 below the churn 2, when starting first motor 10 and driving puddler 14 and scrape the strip 22 rotation on the bull stick 11, it drives reciprocal lead screw 7 rotation to start second motor 8, lifter plate 9 reciprocates in logical groove 6, and then drive the inner wall that the pivoted strip 22 of scraping clings 2 and move from top to bottom, scrape the concrete of the different positions departments of churn 2 inner walls, make the more even to the concrete mixing.

Referring to fig. 1-3, two shaft levers 17 are disposed on the rotating rod 11 near the bottom end, two turning plates 18 are connected to each shaft lever 17, the mixing rod 14 drives the turning plates 18 to rotate by the shaft levers 17 in the process of mixing concrete, so as to mix concrete at the lower part of the mixing drum 2, so as to mix concrete more thoroughly, a groove 15 is formed on the rotating rod 11 near the bottom end, a movable sleeve 16 is movably sleeved in the groove 15, one end of each shaft lever 17 near the mixing drum 2 is rotatably connected to the movable sleeve 16, the movable sleeve 16 rotates in the groove 15, so as to prevent the shaft levers 17 from interfering with the normal rotation of the rotating rod 11, a gear 20 is sleeved on one end of each shaft lever 17 near the mixing drum 2, a fixed bar 21 is connected to the inner wall of the mixing drum 2, the gear 20 is engaged with the fixed bar 21, when the rotating rod 11 drives the shaft levers 17 to move up and down, the gear 20 is driven to roll in the tooth grooves of the fixed bar 21, thereby achieving the integral rotation of the shaft levers 17 and the rotating plate 18, one end of the shaft lever 17 near the movable sleeve 20 is engaged with the fixed bar 19, and the lifting sleeve 19 is tightly attached to the inner wall of the mixing drum, and the lifting sleeve 21 is tightly attached to the lifting sleeve 19, and the lifting sleeve 21.

The implementation principle of the concrete mixer in the embodiment of the application is as follows: firstly, the concrete material to be stirred is put into the mixing drum 2, the first motor 10 on the lifting plate 9 is started to drive the rotating rod 11 to rotate, so as to drive the mixing rod 14 and the scraping strip 22 to rotate, the mixing rod 14 rotates in the mixing drum 2 to stir the concrete, the scraping strip 22 rotates close to the inner wall of the mixing drum 2 to scrape the concrete on the inner wall of the mixing drum 2, so that the concrete is more uniformly stirred, meanwhile, the second motor 8 can be started to drive the reciprocating screw 7 to rotate, the lifting plate 9 moves up and down on the reciprocating screw 7 to drive the mixing rod 14 and the scraping strip 22 to move up and down, the scraping strip 22 moves up and down, so as to scrape the concrete in different areas on the inner wall of the mixing drum 2, the mixing rod 14 moving up and down can stir at different positions in the mixing drum 2, so as to stir the concrete more thoroughly, the rotating rod 11 can drive the gear 20 at one end of the rotating rod 17 to roll in the tooth socket on the fixing strip 21, so as to drive the lower part of the mixing plate 18 on the mixing drum 2 to turn over the concrete, so as to improve the efficiency of the mixing pipe, and the mixing can be more thoroughly discharged from the mixing drum 2, and the mixing pipe 4.

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. The utility model provides a concrete mixer, includes bottom plate (1), churn (2) and puddler (14), its characterized in that: a mixing drum (2) is arranged above the bottom plate (1), the mixing drum (2) is supported on the bottom plate (1) through two support rods (3), a vertical plate (5) is connected to the upper surface of the bottom plate (1) close to the mixing drum (2), a through groove (6) is arranged on the vertical plate (5) near the upper part, a second motor (8) is arranged at the top end of the vertical plate (5), the output end of the second motor (8) is connected with a reciprocating screw rod (7), the part of the reciprocating screw rod (7) inserted into the through groove (6) is sleeved with a lifting plate (9), the lifting plate (9) is provided with a threaded hole for the reciprocating screw rod (7) to pass through, a first motor (10) is arranged at one end of the lifting plate (9) extending to the upper part of the mixing drum (2), the output end of the first motor (10) is connected with a rotating rod (11) inserted into the mixing drum (2), a plurality of stirring rods (14) are connected on the rotating rod (11), a fixed sleeve (12) is sleeved on the rotating rod (11) near the top end, the fixed sleeve (12) is connected with two transverse strips (13) along the radial direction thereof, one end of each transverse strip (13) which is far away from each other is connected with a scraping strip (22) which is tightly attached to the inner wall of the mixing drum (2), the middle part below the mixing drum (2) is connected with a discharge pipe (4).

2. A concrete mixer according to claim 1, wherein: two shaft levers (17) are arranged on the rotating rod (11) near the bottom end, and two turnover plates (18) are connected to each shaft lever (17).

3. A concrete mixer according to claim 2, wherein: a groove (15) is formed in the position, close to the bottom end, of the rotating rod (11), a movable sleeve (16) is sleeved in the groove (15), and one ends, close to each other, of the two shaft rods (17) are connected to the movable sleeve (16).

4. A concrete mixer according to claim 2, wherein: a gear (20) is sleeved at one end, close to the mixing drum (2), of each shaft lever (17), a fixing strip (21) is connected to the inner wall of the mixing drum (2), and the gear (20) is meshed with the tooth grooves in the fixing strip (21) in a connecting mode.

5. A concrete mixer according to claim 4, wherein: one end of the shaft lever (17) close to the gear (20) is movably sleeved with a lifting sleeve (19), the lifting sleeve (19) is tightly attached to the inner wall of the stirring cylinder (2), the inner wall of one side of the lifting sleeve (19) is tightly attached to a fixing strip (21), and the upper end face and the lower end face of the fixing strip (21) are inclined planes.