CN209027647U - A kind of automatic weighing device of concrete admixture - Google Patents

Abstract

The utility model discloses a kind of automatic weighing device of concrete admixture, including claiming case, discharging buffer device, the discharging buffer device includes mounting bracket, is mounted on the lifting device protruded into inside the title case in the mounting bracket from the title box top, is mounted on the lifting device bottom for buffering the buffering wheel of additive impact force；The lifting device bottom is equipped with the fixing axle for installing the buffering wheel, partition is evenly equipped on the circumference of the buffering wheel, each adjacent partition room forms the chamber for containing whereabouts additive, and the buffering wheel rotates under the action of the additive using the fixing axle as the center of circle in the vertical direction.Claim additive gentle falling on body by the buffering wheel, reduce the unusual fluctuations for claiming body during weighing, makes controller according to claiming the weighing data of body accurately to control the folding of feed inlet, realize accurate automatic weighing.

Description

A kind of automatic weighing device of concrete admixture

Technical field

The utility model relates to the production equipment technology of concrete admixture more particularly to a kind of concrete admixtures Automatic weighing device.

Background technique

Concrete admixture additive amount it is accurate whether directly influence the quality of production of concrete, outside existing concrete Add agent meausring apparatus that can preset the dosage of additive, during additive enters weighing device, weighing device pair Amount into the additive of device is monitored, when weighing device monitors the amount arrival preset value of additive, the control Device controls input end and closes, and stops charging.

Chinese CN201610533091.4 patent provides a kind of concrete admixture meausring apparatus, including claims case, setting Claiming the title body in bottom portion, the discharge port for claiming the feed inlet of case upper surface and title bottom end face being arranged in is set, is further including shake Dynamic device, light source, optical flame detector, controller, the outlet valve that the discharge port is set and the human-computer interaction that title case outer surface is set The lateral surface for claiming case is arranged in interface, the vibrator, several described optical flame detectors are evenly distributed on the left side for claiming case Inner sidewall, the light source are fixed in the left side of the upper surface in the title case；The controller control connects the title body, light Source, optical flame detector, vibrator, outlet valve and human-computer interaction interface.During charging, additive pushes away the weighing device from case It falls on and claims the impact of symmetric body on body larger, instantaneous gravity large error is larger.

Effect when existing weighing device enters weighing device due to additive in weighing process in gravity is to weighing The impact force of bottom of device is larger, and the instantaneous weight for causing weighing device to monitor is larger, and controller is controlled according to instantaneous weight Feed inlet is closed, and causes the actual weight of additive and preset weight difference in weighing device larger, the accuracy of weighing device It is lower, influence the performance of concrete；Secondly, additive long-term symmetric weight bottom of device is impacted, and weighing main body easy to damage, drop Low service life.Therefore, it is badly in need of designing a kind of automatic weighing device of concrete admixture to solve the above problems.

Utility model content

The purpose of this utility model is in view of the problems of the existing technology, to provide a kind of automatic title of concrete admixture Device is measured, additive can be worked as a buffer when additive enters the title case by the buffering wheel, avoid additive It directly carries out impact to the title body under gravity to cause to claim the instantaneous weight value of body larger, the weight with practical additive Measure the larger problem of deviation.

In order to achieve the above purposes, the technical solution adopted by the utility model is:

The utility model provides a kind of automatic weighing device of concrete admixture, including case, setting is claimed to claim bottom portion Title body, be arranged in claim case upper surface feed inlet and be arranged in claim bottom end face discharge port, the automatic weighing system is also Including discharging buffer device, the discharging buffer device includes mounting bracket, is mounted in the mounting bracket from the title case It protrudes into the lifting device claimed inside case, be mounted on the lifting device bottom for buffering the slow of additive impact force in top Punching wheel；The lifting device bottom is equipped with the fixing axle for installing the buffering wheel, is evenly equipped on the circumference of the buffering wheel Partition, each adjacent partition room form the chamber for containing whereabouts additive, work of the buffering wheel in the additive It is rotated in the vertical direction under using the fixing axle as the center of circle；One end of the fixing axle is equipped with additional in title case for monitoring The height sensor of agent height；The automatic weighing system further includes controller, and the controller is for controlling the lifting dress Work is set, and for setting and showing weighing data.

The implementation of above-mentioned purpose described in the utility model are as follows: additive enters from feed inlet, falls in dropping process It falls in the chamber on the buffering wheel, buffering wheel rotates under the action of additive impulse force, when the chamber for being loaded with additive When moving to minimum point, additive it is gentle fall into the title bottom portion, prevent additive free falling from causing to the title body Greater impact power makes to claim the instantaneous weight of body larger, differs larger with the actual weight of additive in the title case；By described Height sensor monitors the height for claiming bottom portion additive, the height that the controller is monitored according to the height sensor Degree information controls the lifting device and moves up and down in the vertical direction, guarantees the storage space of additive.

The lifting device includes square pole of the side wall with sawtooth, and is mounted in the mounting bracket and the sawtooth Match the gear for moving the square pole in the vertical direction；The bracket is equipped with and is set on the square pole Sleeve for playing a supportive role.The gear rotates driven by the motor, and the gear is matched with the sawtooth, is turning The square pole is driven to move up and down in the vertical direction during dynamic.

The lifting device is telescopic cylinder.

The solenoid valve being electrically connected with the controller is respectively equipped at the inlet port and outlet port.

The lateral outer incline of the title case.

The body is referred to as circular ring shape weight sensor.

Compared with prior art, the utility model has the beneficial effects that

(1) the utility model claims additive gentle falling on body by the buffering wheel, reduces and claims body weighed Unusual fluctuations in journey make controller according to claiming the weighing data of body accurately to control the folding of inlet port and outlet port, realize essence True automatic weighing and blowing；

(2) discharging buffer device described in the utility model has independent mounting bracket, when being buffered to additive, The measurement accuracy for claiming body will not be interfered；

(3) the utility model avoids additive long-term symmetric body from being impacted by the discharging buffer device, guarantees to claim The accuracy of body extends device lifetime；

(4) the utility model automatic weighing system detects the height of additive in the title case by height sensor, from And so that controller is controlled the discharging buffer device and move in the vertical direction, strong operability, structure is simple, easy to maintain.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of the automatic weighing device of concrete admixture described in the utility model；

Fig. 2 is the left view of buffering wheel described in the utility model；

In figure: 1, claiming case；2, claim body；3, feed inlet；4, discharge port；5, mounting bracket；6, lifting device；7, buffering wheel； 8, fixing axle；9, height sensor；10, controller；11, sawtooth；12, square pole；13, gear；14, sleeve；15, partition；16, Chamber.

Specific embodiment

Below in conjunction with the attached drawing in the utility model, the technical solution of the utility model is clearly and completely retouched It states, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on this Embodiment in utility model, those of ordinary skill in the art under the conditions of not making creative work it is obtained it is all its Its embodiment, fall within the protection scope of the utility model.

Embodiment 1

The present embodiment provides a kind of automatic weighing devices of concrete admixture, including case 1, setting is claimed to claim 1 bottom of case Title body 2, be arranged in claim 1 upper surface of case feed inlet 3 and be arranged in claim 1 bottom face of case discharge port 4, the automatic weighing system System further includes discharging buffer device, and the discharging buffer device includes mounting bracket 5, is mounted in the mounting bracket 5 from institute It states the lifting device 6 claimed to protrude at the top of case 1 inside the title case 1, be mounted on 6 bottom of lifting device for buffering additive The buffering wheel 7 of impact force；6 bottom of lifting device is equipped with the fixing axle 8 for installing the buffering wheel 7, the buffering wheel 7 Circumference on be evenly equipped with partition 15, form the chamber 16 for containing whereabouts additive between each adjacent partition 15, it is described slow Punching wheel 7 is that the center of circle rotates in the vertical direction with the fixing axle 8 under the action of the additive；The one of the fixing axle 8 End is equipped with for monitoring the height sensor 9 for claiming additive height in case 1；The automatic weighing system further includes controller 10, The controller 10 works for controlling the lifting device 6, and for setting and showing weighing data.

The lifting device 6 includes square pole 12 of the side wall with sawtooth 11, and is mounted in the mounting bracket 5 and institute It states sawtooth 11 and matches gear 13 for moving the square pole 12 in the vertical direction；The bracket is equipped with and is set in The sleeve 14 of its supporting role is used on the square pole 12.

The solenoid valve being electrically connected with the controller 10 is respectively equipped at the feed inlet 3 and discharge port 4.

The working principle of the present embodiment are as follows: several small chambers 16 are divided by partition 15 on the circumference of the buffering wheel 7, Additive enters from feed inlet 3 and enters in the chamber 16 during falling, effect of the buffering wheel 7 in additive impulse force Lower rotation, when the chamber 16 for containing additive moves to minimum point, gentle the falling to of additive claims on body 2；Prevent due to Percussion causes to claim the instantaneous gravity of body 2 larger, causes large error, and the controller 10 claims the instantaneous of body 2 by described The folding of GRAVITY CONTROL feed inlet 3 and discharge port 4；The height for claiming 1 bottom additive of case is monitored by the height sensor 9 Degree, elevation information that the controller 10 is monitored according to the height sensor 9 control the lifting device 6 in vertical direction On move up and down；The gear 13 rotates driven by the motor, and the gear 13 is matched with the sawtooth 11, is rotating It drives the square pole 12 to move up and down in journey in the vertical direction, guarantees the storage space of additive.

Embodiment 2

The present embodiment provides a kind of automatic weighing devices of concrete admixture, and compared with Example 1, difference exists In the lifting device 6 includes being mounted on the telescopic cylinder for claiming 1 upper surface of case, and the telescopic rod of the telescopic cylinder protrudes into Inside the title case 1；To outer incline, the body 2 is referred to as circular ring shape weight sensor for 1 side of title case.

The elevation information for the additive that the controller 10 is monitored according to height sensor 9 controls the telescopic cylinder and stretches Contracting adjusts the height of the buffering wheel 7, guarantees the storage space of additive.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of automatic weighing device of concrete admixture, including claim case (1), setting claim the title body (2) of case (1) bottom, It is arranged in the feed inlet (3) and setting for claiming case (1) upper surface in the discharge port (4) for claiming case (1) bottom face, which is characterized in that institute Stating automatic weighing system further includes discharging buffer device, and the discharging buffer device includes mounting bracket (5), is mounted on the peace The internal lifting device (6) of title case (1) is protruded on dress bracket (5) at the top of title case (1), is mounted on the lifting dress (6) bottom is set for buffering the buffering wheel (7) of additive impact force；Lifting device (6) bottom is equipped with described for installing The fixing axle (8) of buffering wheel (7) is evenly equipped with partition (15) on the circumference of the buffering wheel (7), between each adjacent partition (15) The chamber (16) for containing whereabouts additive is formed, the buffering wheel (7) is under the action of the additive with the fixation Axis (8) is that the center of circle rotates in the vertical direction；One end of the fixing axle (8) is equipped with claims case (1) interior additive high for monitoring The height sensor (9) of degree；The automatic weighing system further includes controller (10), and the controller (10) is described for controlling Lifting device (6) work, and for setting and showing weighing data.

2. a kind of automatic weighing device of concrete admixture according to claim 1, which is characterized in that the lifting dress Setting (6) includes square pole (12) of the side wall with sawtooth (11), and is mounted on the mounting bracket (5) and the sawtooth (11) Match the gear (13) for moving the square pole (12) in the vertical direction；The bracket is described equipped with being set in Sleeve (14) on square pole (12) for playing a supportive role.

3. a kind of automatic weighing device of concrete admixture according to claim 1, which is characterized in that the lifting dress Setting (6) is telescopic cylinder.

4. a kind of automatic weighing device of concrete admixture according to claim 1, which is characterized in that the feed inlet (3) solenoid valve being electrically connected with the controller (10) and is respectively equipped at discharge port (4).

5. a kind of automatic weighing device of concrete admixture according to claim 1, which is characterized in that the title case (1) lateral outer incline.

6. a kind of automatic weighing device of concrete admixture according to claim 1, which is characterized in that the title body It (2) is circular ring shape weight sensor.