CN214773014U

CN214773014U - Cast-in-place beam concrete mixing equipment

Info

Publication number: CN214773014U
Application number: CN202121192598.0U
Authority: CN
Inventors: 张森
Original assignee: China Construction Civil Engineering Co Ltd
Current assignee: China Construction Civil Engineering Co Ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-11-19
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a cast-in-place roof beam concrete mixing equipment, include: a support frame; the stirring main shaft is horizontally arranged and used for stirring concrete; the driving assembly is respectively connected with the supporting frame and the stirring main shaft and is used for driving the stirring main shaft to rotate; the stirring tank body is internally provided with a cavity, one end of the stirring main shaft is rotatably connected with the stirring tank body, and one end of the stirring tank body is fixedly connected with a door seal structure; the other end of the stirring main shaft is positioned in the stirring tank body, the other end of the stirring main shaft is provided with three inclined stirring plates at equal angles, the stirring plates are positioned in a cavity of the stirring tank body, and the stirring plates are rotatably connected with scraping plates. The utility model discloses a cast-in-place roof beam concrete mixing equipment can reduce remaining of the inside concrete of agitated vessel to can realize effectively sealing the agitator tank body, avoid the concrete at the problem of the agitator tank body that flows out of stirring in-process.

Description

Cast-in-place beam concrete mixing equipment

Technical Field

The utility model relates to a construction equipment technical field, concretely relates to cast-in-place roof beam concrete mixing equipment.

Background

The cast-in-place beam is usually used for large and medium bridges, and the bridge is manufactured on the site of a construction site because the transportation is inconvenient. The concrete is artificial stone which is prepared by taking cement as a main cementing material, mixing the cement with water, sand and stones (chemical additives and mineral admixtures are added when necessary) according to a proper proportion, and uniformly stirring, closely molding, curing and hardening. The concrete has the characteristics of rich raw materials, low price and simple production process. These characteristics make it widely used not only in various civil engineering, but also in shipbuilding, machinery, ocean development, geothermal engineering and other fields, and concrete is an important material.

In the production process of concrete, concrete needs to be stirred, but the existing concrete stirring equipment has some problems:

1. the existing concrete mixing equipment cannot clean the interior of the mixing tank body, so that concrete is easy to remain, resource waste is caused, and the cost is increased.

2. The existing concrete mixing equipment can not seal the mixing tank body in the mixing process, so that operators can easily suck smoke generated by mixing concrete, and the concrete can easily flow out from a feed inlet in the mixing process.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cast-in-place roof beam concrete mixing equipment to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a cast-in-place roof beam concrete mixing equipment, include: a support frame; the stirring main shaft is horizontally arranged and used for stirring concrete; the driving assembly is respectively connected with the supporting frame and the stirring main shaft and is used for driving the stirring main shaft to rotate; the stirring tank body is internally provided with a cavity, one end of the stirring main shaft is rotatably connected with the stirring tank body, and one end of the stirring tank body is fixedly connected with a door seal structure; the other end of the stirring main shaft is positioned in the stirring tank body, the other end of the stirring main shaft is provided with three inclined stirring plates at equal angles, the stirring plates are positioned in a cavity of the stirring tank body, and the stirring plates are rotatably connected with scraping plates.

In a preferred embodiment, the constant head tank has been seted up to the one end of stirring board for hold the scraper blade, and the width of constant head tank is less than the width of stirring board, and the slotted hole that can fix the scraper blade is seted up at the both ends of constant head tank, and the both ends of scraper blade are provided with columniform boss, and the scraper blade is pegged graft in the slotted hole of stirring board through the boss at both ends, and the one end of scraper blade sets up to the cone structure.

In a preferred embodiment, the driving assembly comprises a duplex sliding gear, a reduction gear, an acceleration gear, a servo motor, a cylinder and a shifting fork, the duplex sliding gear is mounted at one end of the stirring main shaft through a key, the reduction gear and the acceleration gear are in transition fit with an output shaft of the servo motor, the reduction gear and the acceleration gear are respectively meshed with the duplex sliding gear, and the servo motor is fixedly mounted at the bottom of the supporting frame through bolts and nuts.

In a preferred embodiment, the cylinder is fixedly installed at the top end of the support frame through a screw, the output end of the cylinder is fixedly connected with one end of the rectangular shifting fork through a bolt and a nut, and the shifting fork is of an arc-shaped structure, and one end of the shifting fork is sleeved on the middle portion of the duplex sliding gear.

In a preferred embodiment, the surface of the stirring tank body is sleeved with a fixing ring, the middle part of one end of the stirring tank body is provided with a supporting groove hole which can enable a stirring main shaft to penetrate through, one end of the fixing ring is fixedly connected with a frame, the bottom of the stirring tank body is provided with a supporting wheel component, the supporting wheel component is fixedly connected with the frame, and one end of the surface of the stirring tank body is fixedly connected with a door seal control structure.

In a preferred embodiment, the door seals control structure includes the fixing base, hydraulic telescoping rod, cam and push rod, the fixed slot that holds hydraulic telescoping rod is seted up to the one end of fixing base, hydraulic telescoping rod passes through bolt and fixing base fixed mounting, the input hole that can make the hydraulic telescoping rod output shaft run through is seted up to cam one end, the cam passes through input hole and hydraulic telescoping rod transition fit, the fixed orifices that can fix the push rod is seted up to the other end of cam, the cam passes through fixed orifices and push rod interference fit, the push rod joint is in the inside of door seal structure.

In a preferred embodiment, the door seals the structure and includes fixed plate, door shrouding, guide block and control panel, and the guide way that can lead is seted up to the one end of fixed plate, and the fixed slot that can fix the guide block is seted up to the one end of door shrouding, and the door shrouding passes through fixed slot and guide block interference fit, and the guide block is located the control panel and can drives the drive slot of guide block, and the draw-in groove that can carry out the joint to the door seals control structure is seted up on the surface of control panel.

In a preferred embodiment, the door seal structure is located in the arc-shaped groove at one end of the stirring tank body close to the feed inlet, the diameter of the arc-shaped groove is the same as that of the door seal structure, and a sealing gasket is arranged between the wall of the arc-shaped groove and the door seal structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cast-in-place roof beam concrete mixing equipment drives the stirring main shaft through drive assembly, make the stirring main shaft stir the concrete in the inside of agitator tank body, and make the agitator tank body possess two kinds of different rotational speeds of low-speed and high-speed through the conversion of the transmission structure inside the drive assembly, make the stirring main shaft exert different effort to the scraper blade according to different rotational speeds, when the stirring main shaft rotates at low-speed, make the stirring board of scraper blade and stirring main shaft perpendicular, make the scraper blade stir the concrete of the agitator tank body inside along with the rotation of stirring main shaft, increase the stirring area of stirring board, improve the efficiency of stirring; when the stirring main shaft highly rotates, the centrifugal force increase of stirring main shaft center department is kept away from to the stirring board, makes the scraper blade overcome frictional force under the effect of centrifugal force, makes scraper blade and stirring board parallel, clears up the inner wall of the agitator tank body through the scraper blade along with the rotation of stirring main shaft to make the scraper blade can carry out different work to the agitator tank body inside under two kinds of states, and then reduce the remaining of the inside concrete of agitated vessel, resources are saved, reduce cost.

2. The utility model discloses a cast-in-place roof beam concrete mixing equipment, the back is accomplished in the feeding, seal control structure through the control door, make a door seal control structure control a door seal structure, make a door seal structure close carry out a door seal to the agitator tank body, thereby make the agitator tank body seal, and then avoided the smoke and dust that the concrete mixing in-process produced to scatter in the air and inhaled the health by operating personnel, the smoke and dust that can make the stirring produce subsides in the inside of the agitator tank body, the problem of the concrete at the agitator tank body that flows out of mixing in-process has been avoided simultaneously.

Drawings

Fig. 1 is the utility model discloses a cast-in-place roof beam concrete mixing equipment's spatial structure schematic diagram.

Fig. 2 is a schematic structural diagram of the stirring spindle of the present invention.

Fig. 3 is a schematic structural diagram of the driving assembly of the present invention.

Fig. 4 is a schematic structural diagram of the door seal structure of the present invention.

Fig. 5 is a schematic sectional view of the door seal structure of the present invention.

Description of reference numerals: 1-stirring main shaft, 101-support frame, 2-drive assembly, 201-duplex sliding gear, 202-reduction gear, 203-acceleration gear, 204-servo motor, 206-cylinder, 207-shift fork, 208-vehicle frame, 209-carrier assembly, 3-stirring tank body, 4-door seal structure, 401-fixed plate, 402-door seal plate, 403-guide block, 404-control plate, 405-drive groove, 5-scraper, 6-door seal control structure, 601-fixed seat, 602-hydraulic telescopic rod, 603-cam, 604-push rod, 7-stirring plate and 8-fixed ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the cast-in-place beam concrete mixing apparatus according to the preferred embodiment of the present invention includes: the stirring device comprises a support frame 101, a stirring main shaft 1, a driving assembly 2, a stirring tank body 3 and a door seal structure 4. The one end of stirring main shaft 1 is rotated and is connected with the agitator tank body 3 that the cavity was seted up to inside, the one end fixedly connected with door of agitator tank body 3 seals structure 4, make stirring main shaft 1 run through the agitator tank body 3, the one end of stirring main shaft 1 is located the outside of agitator tank body 3 and is connected with drive assembly 2, the inside that the other end of stirring main shaft 1 is located agitator tank body 3 stirs the inside concrete that gets into agitator tank body 3, the cavity through the agitator tank body 3 holds the concrete, make agitator tank body 3 support stirring main shaft 1 and door seal structure 4, make door seal structure 4 seal agitator tank body 3.

In the above scheme, the one end of stirring main shaft 1 is the equidistance and is provided with the stirring board 7 of three slope, and stirring board 7 is located the cavity of agitator tank body 3, and the constant head tank has been seted up to the one end of stirring board 7 for hold scraper blade 5. Further, the width of constant head tank is less than the width of stirring board 7, makes scraper blade 5 pivoted extreme angle be 90 degrees, and the slotted hole that can fix scraper blade 5 has been seted up at the both ends of constant head tank. The stirring plate 7 of the stirring main shaft 1 is positioned in the cavity of the stirring tank body 3, the two ends of the scraping plate 5 are provided with cylindrical bosses, the scraping plate 5 is inserted into the groove hole of the stirring plate 7 through the bosses at the two ends of the scraping plate 5, and the scraping plate 5 is acted through the friction force between the groove hole and the bosses, so that the scraping plate 5 can be in a position state according to the action of external force. Furthermore, set up the one end of scraper blade 5 into the cone structure, scrape the inner wall concrete of agitator tank body 3 when scraper blade 5 and stirring board 7 are parallel through scraper blade 5 cone structure and get, destroy the bonding between concrete and the agitator tank body 3, make the concrete fall into the cavity of agitator tank body 3.

Further, the driving assembly 2 includes a duplex sliding gear 201, a reduction gear 202, a speed-up gear 203, a servo motor 204, an air cylinder 206 and a shift fork 207. The duplex sliding gear 201 is arranged at one end of the stirring main shaft 1 through a key, the reduction gear 202 and the acceleration gear 203 are in transition fit with an output shaft of the servo motor 204, and the reduction gear 202 and the acceleration gear 203 are respectively meshed with the duplex sliding gear 201. The servo motor 204 is fixedly mounted at the bottom of the support frame 101 through bolts and nuts, and controls the start and stop of the servo motor 204, so that the servo motor 204 drives the reduction gear 202 and the acceleration gear 203 to rotate. By controlling the cylinder 206, the cylinder 206 is extended to push the fork 207 to move, so that the fork 207 transmits the movement to the surface of the double sliding gear 201, and the double sliding gear 201 slides along the mixing spindle 1 and is meshed with the reduction gear 202. A gap exists between the duplex sliding gear 201 and the speed increasing gear 203, and the torque of the servo motor 204 is transmitted to the stirring main shaft 1 through the gear transmission of the duplex sliding gear 201 and the speed reducing gear 202, so that the stirring main shaft 1 rotates at a low speed to stir concrete. And when the accelerating gear 203 and the duplex sliding gear 201 are controlled to be meshed in the same way, the meshing of the duplex sliding gear 201 and the reducing gear 202 is disconnected, so that the stirring main shaft 1 rotates at a high speed, and the inner wall of the stirring tank body 3 is cleaned.

Further, the cylinder 206 passes through the top of screw fixed mounting and support frame 101, and the output of cylinder 206 sets up to the one end fixed connection of rectangle through bolt and nut and shift fork 207, and the one end of shift fork 207 sets up to the middle part that the arc structure cup jointed in pair sliding gear 201, makes the both ends of shift fork 207 laminate with two gear end faces of pair sliding gear 201 respectively. When cylinder 206 applys the effort to shift fork 207, according to the relation of force and motion, shift fork 207 removes under the effort effect, duplex sliding gear 201 forms the effect of blockking to shift fork 207 when shift fork 207 removes, form effort and reaction force between shift fork 207 and the duplex sliding gear 201, because connect through the parallel key between duplex sliding gear 201 and the stirring main shaft 1, make effort and reaction force can make shift fork 207 drive duplex sliding gear 201 and remove, adjust the position of duplex sliding gear 201, adjust the drive structure of drive assembly 2.

Further, the surface of the stirring tank body 3 is sleeved with a fixing ring 8, a supporting groove hole which can enable the stirring main shaft 1 to penetrate through is formed in the middle of one end of the stirring tank body 3, one end of the fixing ring 8 is fixedly connected with a frame 208, a supporting wheel component 209 is arranged at the bottom of the stirring tank body 3, and the supporting wheel component 209 is fixedly connected with the frame 208. One end fixedly connected with door on the surface of agitator tank body 3 seals control structure 6, exerts the effort through the riding wheel subassembly to the surface of agitator tank body 3, makes agitator tank body 3 have one and stirs the opposite rotation trend of main shaft 1 rotation direction. The stirring tank body 3 is supported through the fixing ring 8, the stirring tank body 3 and the riding wheel component 209 are supported through the frame 208, the door seal control structure 6 rotates along with the rotation of the stirring tank body 3, and the door seal control structure 6 is fixed relative to the stirring tank body 3.

Further, the dock seal control structure 6 includes a fixing base 601, a hydraulic telescopic rod 602, a cam 603 and a push rod 604. The fixed slot that holds hydraulic telescoping rod 602 is seted up to the one end of fixing base 601, and hydraulic telescoping rod 602 passes through bolt and fixing base 601 fixed mounting, and the input hole that can make hydraulic telescoping rod 602 output shaft run through is seted up to cam 603 one end, and cam 603 passes through input hole and hydraulic telescoping rod 602 transition fit, and the fixed orifices that can fix push rod 604 is seted up to the other end of cam 603. Cam 603 passes through fixed orifices and push rod 604 interference fit, push rod 604 joint is in the inside of door seal structure 4, control hydraulic telescoping rod 602 is flexible, make hydraulic telescoping rod 602 remove through driving cam 603, the removal of cam 603 makes the change that push rod 604 took place the position along with the removal of cam that cam 603 makes, because the length of push rod 604 is fixed, the push rod forces door seal structure 4 to rotate, connect the position level that keeps cam 603 and hydraulic telescoping rod 602 link through the accent of pivoted position, change through push rod 604 position is controlled door seal structure 4.

Further, the door seal structure 4 includes a fixing plate 401, a door closing plate 402, a guide block 403, and a control plate 404. The guide way that can lead to door shrouding 402 is seted up to the one end of fixed plate 401, and the fixed slot that can fix guide block 403 is seted up to the one end of door shrouding 402, and door shrouding 402 passes through fixed slot and guide block 403 interference fit, and guide block 403 is located control panel 404 can drive the drive groove 405 of guide block 403, and the draw-in groove that can carry out the joint to a control structure is seted up on the surface of control panel 404. Push rod 604 drives control panel 404 through the draw-in groove of control panel 404 and rotates when the push rod 604 position changes, control panel 404 rotates and exerts the effort to guide block 403, make guide block 403 slide along control panel 404's drive groove 405, guide block 403 exerts the effort to door shrouding 402 and forces door shrouding 402 to move, make door shrouding 402 move along the guide way of fixed plate 401, make door shrouding 402 move to the center of door seal structure 4, make a plurality of door shrouding 402 laminate each other and seal door seal structure 4, door seal structure 4 removes when a plurality of door shrouding 402 keeps away from each other and seals.

Further, door seals structure 4 and is located the agitator tank body 3 and is close to inside the arc wall of feed inlet one end, and the diameter of arc wall is the same with door seals structure 4's diameter, is provided with sealed the pad between arc wall of the groove and the door seals structure 4. The fixing plate 401 is fixed by the agitator tank 3, and the control panel 404 is supported and limited, so that the control panel 404 can rotate relative to the fixing plate 401.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cast-in-place roof beam concrete mixing equipment which characterized in that: cast-in-place roof beam concrete mixing equipment includes:

a support frame (101);

the stirring main shaft (1) is horizontally arranged, and the stirring main shaft (1) is used for stirring concrete;

the driving assembly (2) is respectively connected with the supporting frame (101) and the stirring main shaft (1), and the driving assembly (2) is used for driving the stirring main shaft (1) to rotate;

the stirring tank body (3) is internally provided with a cavity, one end of the stirring main shaft (1) is rotatably connected with the stirring tank body (3), and one end of the stirring tank body (3) is fixedly connected with a door seal structure (4);

the other end of the stirring main shaft (1) is located inside the stirring tank body (3), the other end of the stirring main shaft (1) is provided with a stirring plate (7) with three slopes at equal angles, the stirring plate (7) is located in a cavity of the stirring tank body (3), and the stirring plate (7) is connected with a scraper (5) in a rotating mode.

2. The cast-in-place beam concrete mixing apparatus of claim 1, wherein: the constant head tank has been seted up to the one end of stirring board (7) for hold scraper blade (5), and the width of constant head tank is less than the width of stirring board (7), set up at the both ends of constant head tank can be right scraper blade (5) carry out the slotted hole fixed, the both ends of scraper blade (5) are provided with columniform boss, scraper blade (5) through the boss at both ends peg graft in the slotted hole of stirring board (7), just the one end of scraper blade (5) sets up to the cone structure.

3. The cast-in-place beam concrete mixing apparatus of claim 2, wherein: drive assembly (2) include pair sliding gear (201), reduction gear (202), increasing gear (203), servo motor (204), cylinder (206) and shift fork (207), pair sliding gear (201) pass through the key install in the one end of stirring main shaft (1), reduction gear (202) and increasing gear (203) all transition fit in the output shaft of servo motor (204), reduction gear (202) and increasing gear (203) mesh with pair sliding gear (201) respectively, servo motor (204) through bolt and nut fixed mounting in the bottom of support frame (101).

4. The cast-in-place beam concrete mixing apparatus of claim 3, wherein: the air cylinder (206) is fixedly installed at the top end of the support frame (101) through a screw, the output end of the air cylinder (206) is fixedly connected with one end of a rectangle through a bolt and a nut and a shifting fork (207), and the shifting fork (207) is of an arc-shaped structure, and one end of the shifting fork is sleeved on the middle portion of the duplex sliding gear (201).

5. The cast-in-place beam concrete mixing apparatus of claim 4, wherein: the surface of the agitator tank body (3) is sleeved with a fixing ring (8), the middle part of one end of the agitator tank body (3) is provided with a supporting groove hole which is penetrated by the agitation main shaft (1), one end of the fixing ring (8) is fixedly connected with a frame (208), the bottom of the agitator tank body (3) is provided with a supporting wheel component (209), the supporting wheel component (209) is fixedly connected with the frame (208), and one end of the surface of the agitator tank body (3) is fixedly connected with a door seal control structure (6).

6. The cast-in-place beam concrete mixing apparatus of claim 5, wherein: door seals control structure (6) including fixing base (601), hydraulic telescoping rod (602), cam (603) and push rod (604), the fixed slot that holds hydraulic telescoping rod (602) is seted up to the one end of fixing base (601), hydraulic telescoping rod (602) is through bolt and fixing base (601) fixed mounting, the input hole that can make hydraulic telescoping rod (602) output shaft run through is seted up to cam (603), cam (603) is through input hole and hydraulic telescoping rod (602) transition fit, the fixed orifices that can fix push rod (604) is seted up to the other end of cam (603), cam (603) is through fixed orifices and push rod (604) interference fit, push rod (604) joint in the inside of door seals structure (4).

7. The cast-in-place beam concrete mixing apparatus of claim 6, wherein: door seal structure (4) are including fixed plate (401), door shrouding (402), guide block (403) and control panel (404), the guide way that can lead is seted up to the one end of fixed plate (401), the fixed slot that can fix guide block (403) is seted up to the one end of door shrouding (402), door shrouding (402) are through fixed slot and guide block (403) interference fit, guide block (403) are located drive groove (405) that control panel (404) can drive guide block (403), the draw-in groove that can carry out the joint to door seal control structure is seted up on the surface of control panel (404).

8. The cast-in-place beam concrete mixing apparatus of claim 7, wherein: the door seals structure (4) and is located inside the arc wall that agitator tank body (3) is close to feed inlet one end, the diameter of arc wall with the diameter of door seals structure (4) is the same, the arc wall with be provided with sealed the pad between door seals structure (4).