CN214447302U

CN214447302U - Concrete mixer

Info

Publication number: CN214447302U
Application number: CN202023206225.2U
Authority: CN
Inventors: 张志贤; 陈闻仲; 何元华; 马文波
Original assignee: Shanghai Nengxun Building Energy Saving Technology Co ltd
Current assignee: Shanghai Nengxun Building Energy Saving Technology Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-10-22
Anticipated expiration: 2030-12-26

Abstract

The application relates to a concrete mixer, include the agitator tank, set up in the top of agitator tank in order to carry out reinforced loading hopper to the agitator tank, the loading hopper is cavity setting and the top is the opening setting, the bottom and the agitator tank intercommunication of loading hopper, the top of loading hopper is slided and is connected with a pair of shrouding that is the symmetric distribution, be provided with the support frame on the agitator tank, the support frame is provided with the drive shrouding and slides the actuating mechanism who opens and close in order to realize the top end opening of loading hopper. This application has the possible effect that effectively reduces the raise dust and wafts out the loading hopper and lead to the polluted environment outward.

Description

Concrete mixer

Technical Field

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

Background

A concrete mixer is a machine for mixing and stirring cement, gravel aggregate and water into a concrete mixture. The device mainly comprises a mixing barrel, a feeding and discharging mechanism, a water supply system, a prime motor, a transmission mechanism, a frame, a supporting device and the like.

At present, the utility model patent of the grant bulletin number is CN204604577U discloses a two horizontal axis compulsory concrete mixer, including frame, base, support, sliding connection's loading funnel on the support, install the rabbling mechanism on the base, shedding mechanism, water supply system and electrical system, the rabbling mechanism is including installing the agitator tank body on the base and two (mixing) shafts of level setting in the agitator tank body and the agitator motor who is connected with the (mixing) shaft, the feed inlet has been seted up on agitator tank body top, the feed inlet is corresponding with the export of loading funnel, the discharge control valve is installed to the discharge gate department of loading funnel, water supply system be linked together with agitator tank body's last port, shedding mechanism is linked together with agitator tank body's bottom mouth, electrical system is connected with agitator motor, discharge control valve, water supply system, shedding mechanism respectively. The forced concrete mixer with the double horizontal shafts has the advantages of compact design structure, advanced performance, high production capacity, good mixing quality, low energy consumption, safety, reliability and convenient operation and maintenance.

With respect to the related art, the inventors consider that the following drawbacks exist: when the staff adds materials such as cement to the material loading funnel, because cement powder is less, produce a large amount of raise dusts in the material loading funnel top easily, cause environmental pollution.

SUMMERY OF THE UTILITY MODEL

In order to effectively reduce the raise dust and fly out the loading hopper and lead to the possibility of polluted environment outward, this application provides a concrete mixer.

The application provides a concrete mixer adopts following technical scheme:

the utility model provides a concrete mixer, includes the agitator tank, sets up in the top of agitator tank in order to carry out reinforced loading hopper to the agitator tank, the loading hopper is cavity setting and the top is the opening setting, the bottom and the agitator tank intercommunication of loading hopper, the top of loading hopper are slided and are connected with a pair of shrouding that is the symmetric distribution, be provided with the support frame on the agitator tank, the support frame is provided with the drive shrouding and slides the actuating mechanism who opens and close in order to realize the top opening of loading hopper.

Through adopting above-mentioned technical scheme, throw when material in needs to the agitator tank, actuating mechanism drives two shroudings and slides towards keeping away from the direction each other, realize opening to suitable size of the top end opening of loading hopper, thereby to pouring the material in the agitator tank, the shrouding can stop raise dust such as cement ash that fly up in the loading hopper, effectively reduce because of the too big possibility that leads to falling the material in-process dust and fly out the loading hopper that leads to of opening, on the one hand, can reduce the possibility that the raise dust flew out the contaminated air, on the other hand, can reduce the possibility that the user of service inhales the dust and influences health.

Preferably, the opposite both sides wall in top of loading hopper sets up the logical groove that supplies the shrouding to slide, shrouding fixedly connected with part protrusion loading hopper outside connecting block, actuating mechanism includes to rotate around self axis and connects in the transmission lead screw of support frame, the coaxial fixed connection of output shaft in the driving motor of transmission lead screw one end, the nut cover that the transmission lead screw was located to the thread bush and one end articulate in the nut cover and the other end articulates the connecting rod in the connecting block, driving motor fixed connection is in the support frame.

Through adopting above-mentioned technical scheme, when driving motor drives the transmission lead screw and rotates, the nut cover slides along the axial of transmission lead screw because the rotation restriction effect of pull rod, when the nut cover slides towards being close to the loading hopper direction, realize through the connecting rod that the shrouding slides towards keeping away from the direction each other to realize the purpose of the open-ended of loading hopper's top, when the nut cover slides towards keeping away from the loading hopper direction, realize through the connecting rod that the shrouding slides towards being close to the direction each other, thereby realize the top open-ended confined purpose of loading hopper.

Preferably, the transmission screw rod is arranged as a reciprocating screw rod.

By adopting the technical scheme, the reciprocating screw rod can enable the nut sleeve in threaded connection to slide in a reciprocating manner when the driving motor rotates in a single direction, so that a servo motor with higher use cost is avoided, and the manufacturing cost is reduced.

Preferably, the shrouding is provided with the spray set who sprays the dust fall to the dust that the loading hopper waved out, spray set includes the inlet tube, communicates in the spray pipe of inlet tube one end and communicates in the shower nozzle of spray pipe lateral wall, the water source is connected to the other end of inlet tube, the shower nozzle is provided with a plurality ofly and follows the axis direction equipartition of spray pipe.

Through adopting above-mentioned technical scheme, the inlet tube is supplied with water and is spouted by the shower nozzle at last to carry out the dust fall to the raise dust that the part floated and handle, further reduce the raise dust and fly out the possibility of loading hopper when the shrouding is opened.

Preferably, the shrouding has seted up the installation cavity, place the installation cavity in the spray pipe, the shower nozzle part protrusion sets up in the relative lateral wall of two shroudings, and a plurality of shower nozzles on two shroudings are the staggered distribution.

Through adopting above-mentioned technical scheme, shower nozzle part protrusion sets up in the relative lateral wall of two shroudings, is under the open mode at the top end opening of loading hopper, and on the one hand, the staff carries out when falling the material to the powder of pouring into moist, reduces the possibility of its raise dust, and on the other hand carries out the dust fall to the dust of raising and handles, and a plurality of shower nozzles on two shroudings are the crisscross distribution, improve the spraying effect.

Preferably, the opposite side walls of the two sealing plates are provided with insertion grooves for the nozzle to be inserted.

By adopting the technical scheme, on one hand, when the sealing plates slide towards the mutual approaching direction, the spray head is embedded in the inserting groove, so that the opening at the top end of the charging hopper is completely sealed, and dust is effectively prevented from flying out of the charging hopper; on the other hand, the possibility of blockage of the spray head is reduced.

Preferably, the insertion groove is provided with a plurality of elastic blocking pieces for closing the notch of the insertion groove.

Through adopting above-mentioned technical scheme, when two shroudings when sliding towards the direction of being close to each other, thereby spout head portion butt and force it to take place elastic deformation in the elasticity separation blade, and the shower nozzle inserts and locates in the inserting groove, when two shroudings when sliding towards the direction of keeping away from each other, the inserting groove is slided out to the shower nozzle, and the elasticity separation blade resets and seals the notch of inserting groove to effectively reduce impurity such as dust and get into and pile up in the inserting groove.

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

when the stirring box needs to be fed with materials, the driving mechanism drives the two sealing plates to slide towards the mutually-away directions, so that the opening of the top end of the feeding hopper is opened to a proper size, the stirring box is poured with materials, the floating cement dust and other flying dust can be blocked in the feeding hopper by the sealing plates, the possibility that the dust floats out of the feeding hopper in the pouring process due to the overlarge opening is effectively reduced, on one hand, the possibility that the flying dust floats out to pollute the air can be reduced, and on the other hand, the possibility that users suck the dust to influence the health can be reduced;

the spray head parts are arranged on the opposite side walls of the two seal plates in a protruding mode, when the top end opening of the feeding hopper is in an opening state, on one hand, workers can pour materials and wet poured powder materials to reduce the possibility of dust raising of the powder materials, on the other hand, dust falling treatment is carried out on raised dust, and the spray heads on the two seal plates are distributed in a staggered mode to improve the spraying effect;

the spray head is inserted into the insertion groove, on one hand, when the sealing plates slide towards the mutual approaching direction, the spray head is embedded into the insertion groove, so that the opening at the top end of the charging hopper is completely sealed, and dust is effectively prevented from flying out of the charging hopper; on the other hand, the possibility of blockage of the spray head is reduced.

Drawings

FIG. 1 is a schematic view showing the overall construction of a concrete mixer.

Fig. 2 is a schematic view of the hopper construction.

Fig. 3 is a schematic structural view of the spray assembly.

Description of reference numerals: 1. a stirring box; 2. a hopper; 21. a chute; 3. a support frame; 31. an installation table; 32. a fixing plate; 4. a drive mechanism; 41. a transmission screw rod; 42. a nut sleeve; 43. a drive motor; 44. a connecting rod; 5. closing the plate; 51. connecting blocks; 52. a slider; 53. a mounting cavity; 54. inserting grooves; 55. an elastic baffle plate; 6. a spray assembly; 61. a water inlet pipe; 62. a water spray pipe; 63. and (4) a spray head.

Detailed Description

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

The embodiment of the application discloses concrete mixer, refer to fig. 1, including agitator tank 1 with set up in the top of agitator tank 1 in order to carry out reinforced loading hopper 2 to agitator tank 1, the up end fixedly connected with support frame 3 of agitator tank 1, loading hopper 2 places on support frame 3.

Referring to fig. 2, loading hopper 2 is the cavity setting and the top is the opening setting, and the bottom and the agitator tank 1 intercommunication of loading hopper 2, the top level of loading hopper 2 is slided and is connected with a pair of shrouding 5 that are the symmetric distribution. The relative both sides wall in top of loading hopper 2 is seted up and is supplied shrouding 5 to slide out the logical groove of the 2 outside of loading hopper, and the lateral wall fixedly connected with part of shrouding 5 protrudes the connecting block 51 of the 2 outside of loading hopper, and connecting block 51 was kept away from to loading hopper 2 one side has seted up spout 21, and connecting block 51 was kept away from to shrouding 5's lateral wall protrusion is provided with the slider 52 of sliding connection in spout 21.

Referring to fig. 1, the supporting frame 3 is provided with a mounting platform 31 and a driving mechanism 4 for driving the closing plate 5 to slide so as to open and close the top end opening of the charging hopper 2. The mounting table 31 is fixedly connected with a pair of fixing plates 32, the driving mechanism 4 comprises a transmission screw rod 41 which is rotatably connected between the two fixing plates 32 around the axis of the driving mechanism, a driving motor 43 of which the output shaft is coaxially and fixedly connected with one end of the transmission screw rod 41, a nut sleeve 42 of which the thread is sleeved on the transmission screw rod 41, and a connecting rod 44 of which one end is hinged on the nut sleeve 42 and the other end is hinged on the connecting block 51, and the axis of a hinged point of the connecting rod 44 and the nut sleeve 42 and the axis of a hinged point of the connecting rod 44 and the connecting block 51 are both vertically arranged. The transmission screw rod 41 is a reciprocating screw rod, and the driving motor 43 is fixedly connected to the mounting table 31.

Referring to fig. 2 and 3, a mounting cavity 53 is provided on the sealing plate 5, and the sealing plate 5 is provided with a spraying assembly 6 for spraying dust falling from the hopper 2. The spraying assembly 6 comprises a water inlet pipe 61 partially arranged in the installation cavity 53, a spraying pipe 62 arranged in the installation cavity 53 and communicated with one end of the water inlet pipe 61, and a spraying nozzle 63 communicated with the side wall of the spraying pipe 62, wherein the other end of the water inlet pipe 61 is exposed out of the sealing plates 5 and connected with a water source, the spraying nozzle 63 is provided with a plurality of nozzles uniformly distributed along the axial direction of the spraying pipe 62, the part of the spraying nozzle 63 protrudes out of the opposite side walls of the two sealing plates 5, and the plurality of spraying nozzles 63 on the two sealing plates 5 are in staggered distribution.

Referring to fig. 3, opposite side walls of the two closing plates 5 are formed with insertion grooves 54 into which the nozzles 63 are inserted, and the insertion grooves 54 are formed with a plurality of elastic stoppers 55 for closing the notches of the insertion grooves 54. When two shrouding 5 when sliding towards the direction of being close to each other, thereby shower nozzle 63 tip butt forces it to take place elastic deformation in elastic separation blade 55, and shower nozzle 63 inserts and locates in inserting groove 54, when two shrouding 5 when sliding towards the direction of keeping away from each other, shower nozzle 63 slided out inserting groove 54, and elastic separation blade 55 resets and seals inserting groove 54's notch to effectively reduce impurity such as dust and get into and pile up in inserting groove 54.

The implementation principle of the concrete mixer in the embodiment of the application is as follows: when the material needs to be fed into the stirring box 1, the driving motor 43 drives the transmission screw rod 41 to rotate, the nut sleeve 42 slides towards the direction close to the charging hopper 2 along the axial direction of the transmission screw rod 41 due to the rotation limiting effect of the pull rod, the sealing plates 5 slide towards the directions far away from each other through the connecting rod 44, thereby realizing that the top end opening of the charging hopper 2 is opened to a proper size, so as to pour the materials in the stirring box 1, the closing plate 5 can block flying dust such as cement ash and the like in the charging hopper 2, the water inlet pipe 61 supplies water to the water spray pipe 62 and finally the water is sprayed out by the spray head 63, thereby carry out the dust fall to the raise dust that the part floated and handle, effectively reduce because of the too big possibility that leads to falling material in-process dust and waft out hopper 2 of opening, on the one hand, can reduce the raise dust and waft out contaminated air's possibility, on the other hand, can reduce the possibility that the user inhales the dust and influence health.

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 concrete mixer is characterized in that: including agitator tank (1), set up in the top of agitator tank (1) in order to carry out reinforced loading hopper (2) to agitator tank (1), loading hopper (2) are cavity setting and the top is the opening setting, the bottom and agitator tank (1) intercommunication of loading hopper (2), the top of loading hopper (2) is slided and is connected with a pair of shrouding (5) that are the symmetric distribution, be provided with support frame (3) on agitator tank (1), support frame (3) are provided with drive shrouding (5) and slide actuating mechanism (4) that open and close in order to realize the top opening of loading hopper (2).

2. A concrete mixer according to claim 1, wherein: the relative both sides wall in top of loading hopper (2) is seted up and is supplied logical groove that shrouding (5) slided, shrouding (5) fixedly connected with part protrusion loading hopper (2) outside connecting block (51), actuating mechanism (4) including rotate around self axis connect in transmission lead screw (41) of support frame (3), the coaxial fixed connection of output shaft in driving motor (43) of transmission lead screw (41) one end, nut cover (42) and one end that the driving lead screw (41) was located to the thread bush articulate in nut cover (42) and the other end articulates in connecting rod (44) of connecting block (51), driving motor (43) fixed connection is in support frame (3).

3. A concrete mixer according to claim 2, wherein: the transmission screw rod (41) is arranged as a reciprocating screw rod.

4. A concrete mixer according to claim 1, wherein: shrouding (5) are provided with dust that wafts hopper (2) and spray assembly (6) that spray the dust fall, spray assembly (6) include inlet tube (61), communicate in spray pipe (62) of inlet tube (61) one end and communicate in shower nozzle (63) of spray pipe (62) lateral wall, the water source is connected to the other end of inlet tube (61), shower nozzle (63) are provided with a plurality ofly and along the axis direction equipartition of spray pipe (62).

5. A concrete mixer according to claim 4, wherein: the mounting cavity (53) is formed in the sealing plates (5), the water spray pipes (62) are arranged in the mounting cavity (53), the spray heads (63) are partially arranged on the opposite side walls of the two sealing plates (5) in a protruding mode, and the spray heads (63) on the two sealing plates (5) are distributed in a staggered mode.

6. A concrete mixer according to claim 5, wherein: the opposite side walls of the two close plates (5) are provided with inserting grooves (54) for the spray heads (63) to insert.

7. A concrete mixer according to claim 6, wherein: the insertion groove (54) is provided with a plurality of elastic blocking pieces (55) for closing the notches of the insertion groove (54).