CN215784044U

CN215784044U - Quick adjustable dosing machine for coal washery

Info

Publication number: CN215784044U
Application number: CN202121564091.3U
Authority: CN
Inventors: 侯忠强; 王西; 蔡永超; 杨勇
Original assignee: Shaanxi Energy Fengjiata Mining Operation Co ltd
Current assignee: Shaanxi Energy Fengjiata Mining Operation Co ltd
Priority date: 2021-07-11
Filing date: 2021-07-11
Publication date: 2022-02-11
Anticipated expiration: 2031-07-11

Abstract

The utility model discloses a quick adjustable dosing machine for a coal washing plant, which relates to the technical field of dosing, concentration and sedimentation of coal slurry water in the coal washing plant and comprises a base, wherein two groups of medicine storage boxes are fixedly arranged on the upper surface of the base, two groups of medicine feeding pump dosing pipes are respectively and fixedly connected to the outer surfaces of the two groups of medicine storage boxes, the two groups of medicine feeding pump dosing pipes are respectively connected with two groups of medicine feeding pumps, a stirrer and matched control are added to the upper parts of the two groups of medicine storage tanks, the two groups of equipment are identical, the two groups of equipment can be operated for standby or at the same time, the dosage is increased, standby options are provided for equipment faults, the uniform dosing is guaranteed through the interlocking of the medicine feeding boxes and the motors of the stirrer, the pharmaceutical concentration is improved, the flow of the medicine feeding pumps can be flexibly controlled through butterfly valves, and the simultaneous dosing of one concentration tank can be realized.

Description

Quick adjustable dosing machine for coal washery

Technical Field

The utility model relates to the technical field of coal washing plant slime water dosing, concentration and sedimentation, in particular to a quick adjustable dosing machine for a coal washing plant.

Background

When the materials such as rock mud in the raw coal are more, the coal slime water that the raw coal produced after washing is difficult to subside fast in concentrated pond short time, the separation that the coal slime can not be timely, and the clear water layer of concentrated pond reduces rapidly, can't produce sufficient circulating water, can't satisfy the heavy medium and wash the demand of selecting who, lead to the unable continuation work in heavy medium washing workshop, and simultaneously, the equipment of two sets of medicine storage tanks is inequality, the plant maintenance degree of difficulty is big, it is with high costs, and can't in time start reserve equipment when equipment breaks down, it is great to cause the shutdown loss, and can't adjust in a flexible way to the flow of dosing pipe, the liquid medicine concentration in the uncontrollable concentrated pond.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a quick adjustable dosing machine for a coal washing plant, which solves the problems that standby equipment cannot be started in time when equipment fails and the dosing quantity cannot be controlled.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a quick adjustable dosing machine for a coal washing plant comprises a base, wherein two groups of medicine storage boxes are fixedly mounted on the upper surface of the base, the outer surfaces of the two groups of medicine storage boxes are respectively and fixedly connected with two dosing pump dosing pipes, and the two groups of dosing pump dosing pipes are respectively connected with two groups of dosing pumps;

a medicine storage box base is fixedly installed at the bottom end of the medicine storage box, a medicine outlet is fixedly connected to the outer surface of the medicine storage box, a medicine storage box cover is installed at the upper end of the medicine storage box, a motor base is fixedly installed on the upper surface of the medicine storage box cover, and an impeller stirrer rotating shaft is connected to the motor base and the medicine storage box cover in a penetrating mode;

the top of dosing pump has been seted up and has been given the pump and go into the medicine mouth, two pump play pencil, two of dosing pump's one side fixedly connected with go for the medicine pump the upper end of pencil is connected with jointly and goes No. 3 concentrated machine to give the pencil, the one side fixedly connected with who goes No. 3 concentrated machine to give the pencil goes No. 4 concentrated machine to give the pencil, the upper end that goes No. 3 concentrated machine to give the pencil and go No. 4 concentrated machine to give the pencil all is connected with the butterfly valve.

According to a further technical scheme of the utility model, the outer surface of the upper end of the rotating shaft of the impeller stirrer is rotatably connected with a bearing, the outer surface of the bearing is connected with a belt pulley, a groove is formed in the circle of the outer surface of the belt pulley, the groove on the outer side of the belt pulley is connected with a transmission belt, the belt pulley is rotatably connected with a stirring motor on one side through the transmission belt, the lower end of the rotating shaft of the impeller stirrer is connected with the impeller stirrer, a notch is formed in the outer surface of the upper end of the rotating shaft of the impeller stirrer, a return spring is connected inside the notch of the rotating shaft of the impeller stirrer, and the return spring of the rotating shaft of the impeller stirrer is connected with a rotating shaft limiting block.

As a further technical scheme, the butterfly valve comprises a fixed sleeve, wherein valve shafts are rotatably connected to two sides of the fixed sleeve in a penetrating manner, and the valve shafts are fixedly connected with a flow limiting block at the outer side of the part of the fixed sleeve, wherein the diameter of the flow limiting block is consistent with the inner diameter of the fixed sleeve.

As a further technical scheme of the utility model, the motor base and the dosing machine are controlled by the same alternating current contactor, and the stirring device in the dosing machine and the motor base form self-locking.

As a further technical scheme of the utility model, the outer diameter of the rotating shaft of the impeller stirrer is consistent with the outer diameter of the bearing, the rotating shaft of the impeller stirrer is longer than the bearing, and the depth of the notch of the rotating shaft of the impeller stirrer is longer than the rotating shaft limiting block.

As a further technical scheme, the upper end and the lower end of the butterfly valve are respectively connected with the upper interface and the lower interface of the drug delivery pipe of the No. 3 concentrator and the drug delivery pipe of the No. 4 concentrator, and the inner diameter of the fixing sleeve is consistent with the outer diameter of the drug delivery pipe of the No. 3 concentrator and the outer diameter of the drug delivery pipe of the No. 4 concentrator.

Advantageous effects

The utility model provides a quick adjustable dosing machine for a coal washing plant. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides a coal washery is with quick adjustable dosing machine, is through increasing mixer and supporting control for two sets of medicine storage tank upper portions, and two sets of equipment are the same, can be each other for reserve or simultaneous operation, increase the dosage, also provide reserve option for equipment trouble simultaneously.

2. The utility model provides a coal washery is with quick adjustable dosing machine, through agitator motor, belt pulley, belt and the impeller agitator that sets up, has realized the quick and even stirring to the liquid medicine, has improved mixed effect, and can carry out nimble control to the flow of dosing pump through the butterfly valve, can realize adding the medicine simultaneously to a concentrated pond.

Drawings

FIG. 1 is a schematic structural view of a quick adjustable dosing machine for a coal washing plant;

FIG. 2 is a schematic view of an exploded structure of a chemical storage tank of a rapid adjustable chemical feeder for a coal washing plant;

FIG. 3 is a schematic structural diagram of a blender of a rapid adjustable dosing machine for a coal washing plant;

FIG. 4 is a schematic structural view of a dosing pump of a quick adjustable dosing machine for a coal washing plant;

fig. 5 is an exploded view of a butterfly valve of a quick adjustable dosing machine for a coal washing plant.

In the figure: 1. a base; 2. a medicine storage box; 21. a container base; 22. a medicine outlet; 23. a medicine storage box cover; 24. a motor base; 25. an impeller agitator shaft; 26. a bearing; 27. a belt pulley; 28. a drive belt; 29. a stirring motor; 201. an impeller agitator; 202. a rotating shaft limiting block; 3. a drug delivery pump; 31. the drug delivery pump is pumped into a drug port; 32. a medicine outlet pipe of the medicine feeding pump; 33. removing the drug feeding tube of the No. 3 concentrator; 34. removing the drug feeding tube of a No. 4 concentrator; 35. a butterfly valve; 35a, a fixing sleeve; 35b, a valve shaft; 35c, a current limiting block; 4. the drug is pumped into the drug tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution of a fast adjustable chemical feeding machine for coal washing plants: a quick adjustable dosing machine for a coal washing plant comprises a base 1, two groups of medicine storage boxes 2 are fixedly installed on the upper surface of the base 1, two dosing pump dosing pipes 4 are respectively and fixedly connected to the outer surfaces of the two groups of medicine storage boxes 2, two groups of dosing pump dosing pipes 4 are respectively connected with two groups of dosing pumps 3, a medicine storage box base 21 is fixedly installed at the bottom end of each medicine storage box 2, a medicine outlet 22 is fixedly connected to the outer surface of each medicine storage box 2, a medicine storage box cover 23 is installed at the upper end of each medicine storage box 2, a motor base 24 is fixedly installed on the upper surface of each medicine storage box cover 23, an impeller stirrer rotating shaft 25 is respectively connected to each motor base 24 and each medicine storage box cover 23 in a penetrating mode, a dosing pump dosing inlet 31 is formed in the top end of each dosing pump 3, two dosing pump outlet pipes 32 are fixedly connected to one side of each dosing pump 3, a No. 3 thickener dosing pipe 33 is commonly connected to the upper ends of the two dosing pump outlet pipes 32, a No. 4 thickener dosing pipe 34 is fixedly connected to one side of the No. 3 thickener dosing pipe 33, go No. 3 concentrated machine to administer medicine pipe 33 and go No. 4 concentrated machine to administer the upper end of medicine pipe 34 and all be connected with butterfly valve 35, impeller agitator pivot 25's upper end surface rotation is connected with bearing 26, bearing 26's surface connection has belt pulley 27, belt pulley 27's surface round has seted up flutedly, the fluted connection in the belt pulley 27 outside has driving belt 28, belt pulley 27 rotates the agitator motor 29 who is connected with one side through driving belt 28, impeller agitator pivot 25's lower extreme is connected with impeller agitator 201, the notch has been seted up to impeller agitator pivot 25's upper end surface, impeller agitator pivot 25 notch internal connection has return spring, impeller agitator pivot 25's return spring is connected with pivot stopper 202.

The butterfly valve 35 comprises a fixing sleeve 35a, two sides of the fixing sleeve 35a are connected with a valve shaft 35b in a penetrating and rotating mode, the diameter of a flow limiting block 35c fixedly connected to the outer side of the part, located on the fixing sleeve 35a, of the valve shaft 35b is identical to the inner diameter of the fixing sleeve 35a, the flow rate of the inner side of the administration tube can be controlled by the rotating inclination degree of the flow limiting block 35c, and when the flow limiting block 35c is parallel to the cross section of the administration tube, the flow of the administration tube can be blocked.

The motor base 24 and the dosing machine are controlled by the same alternating current contactor, the stirring device in the dosing machine is self-locked with the motor base 24, and when the stirring device in the dosing machine runs, the stirrer in the drug storage box does not act, and vice versa.

The external diameter of impeller agitator pivot 25 is unanimous with the external diameter size of bearing 26, and impeller agitator pivot 25 is longer than bearing 26, and the notch degree of depth of impeller agitator pivot 25 is longer than pivot stopper 202, and impeller agitator pivot 25 can be flexible in bearing 26 through pivot stopper 202 to increase or shorten the length of impeller agitator pivot 25, in order to reach the effect of adjusting the stirring degree of depth.

The upper and lower both ends of butterfly valve 35 are connected respectively and are gone to No. 3 concentrated machine and give medicine pipe 33 and go the upper and lower kneck of No. 4 concentrated machine and give medicine pipe 34, and the internal diameter size of fixed cover 35a is unanimous with the external diameter size that goes No. 3 concentrated machine to give medicine pipe 33 and go No. 4 concentrated machine to give medicine pipe 34, and butterfly valve 35 direct mount is in the kneck of giving medicine pipe, and the flow size of pipe is given in control that can be more direct, and its upper and lower both ends all are fixed with the sealing washer.

The working principle of the utility model is as follows: when the medicine delivery device is used, the stirring motor 29 is started, the belt pulley 27 is driven to rotate through the transmission belt 28, the impeller stirrer rotating shaft 25 is driven to rotate clockwise through the bearing 26, the impeller stirrer 201 is driven to rotate, the two stirring motors 29 are driven synchronously, the two medicine delivery pumps 3 are started simultaneously, the stirred medicine liquid is output to the medicine delivery pump through the medicine outlet 22 and then enters the medicine delivery pump 4, the two medicine delivery pumps 3 respectively pump the medicine delivery pipe 33 of the No. 3 thickener and the medicine delivery pipe 34 of the No. 4 thickener through the medicine delivery pump medicine outlet pipe 32 and then input into the two concentration tanks, the operation and the equipment of the two medicine storage boxes 2 are completely the same, the difficulty in maintenance is reduced, the two medicine delivery pumps are standby machines, and when one of the two medicine storage boxes fails, the other medicine storage box 2 can continue to deliver medicine;

when needing to adjust the flow size of dosing, clockwise rotation valve shaft 35b, current-limiting block 35c clockwise rotation, the angle of current-limiting block 35c and administration pipe internal diameter changes, reduce the flow aperture size of dosing pipe, slow down the flow, then block the dosing pipe completely when valve shaft 35b rotates to being parallel with the administration pipe cross section, the control of flow size can be realized to control through butterfly valve 35, or close the transfer passage of one of them dosing machine, make two dosing machines can add the medicine for a concentrated pond simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A quick adjustable dosing machine for a coal washing plant comprises a base (1) and is characterized in that two groups of medicine storage boxes (2) are fixedly mounted on the upper surface of the base (1), the outer surfaces of the two groups of medicine storage boxes (2) are respectively and fixedly connected with two dosing pump dosing pipes (4), and the two groups of dosing pump dosing pipes (4) are respectively connected with two groups of dosing pumps (3);

a medicine box base (21) is fixedly installed at the bottom end of the medicine box (2), a medicine outlet (22) is fixedly connected to the outer surface of the medicine box (2), a medicine box cover (23) is installed at the upper end of the medicine box (2), a motor base (24) is fixedly installed on the upper surface of the medicine box cover (23), and an impeller stirrer rotating shaft (25) is connected to the motor base (24) and the medicine box cover (23) in a penetrating mode;

it goes into medicine mouth (31) to have seted up the pump of dosing pump on the top of dosing pump (3), two pump play pencil (32) of dosing of one side fixedly connected with of dosing pump (3), two the upper end of pump play pencil (32) of dosing is connected with jointly and goes No. 3 concentrator pipe of dosing (33), one side fixedly connected with that goes No. 3 concentrator pipe of dosing (33) goes No. 4 concentrator pipe of dosing (34), it all is connected with butterfly valve (35) to go No. 3 concentrator pipe of dosing (33) and the upper end that goes No. 4 concentrator pipe of dosing (34).

2. The quick adjustable dosing machine for coal washhouses according to claim 1, characterized in that, the outer surface of the upper end of the impeller stirrer rotating shaft (25) is rotationally connected with a bearing (26), the outer surface of the bearing (26) is connected with a belt pulley (27), a groove is formed in one circle of the outer surface of the belt pulley (27), the groove on the outer side of the belt pulley (27) is connected with a transmission belt (28), the belt pulley (27) is rotationally connected with a stirring motor (29) on one side through the transmission belt (28), the lower end of the impeller stirrer rotating shaft (25) is connected with an impeller stirrer (201), a notch is arranged on the outer surface of the upper end of the impeller stirrer rotating shaft (25), a return spring is connected inside the notch of the impeller stirrer rotating shaft (25), and a return spring of the impeller stirrer rotating shaft (25) is connected with a rotating shaft limiting block (202).

3. The quick adjustable dosing machine for coal washery according to claim 1, characterized in that the butterfly valve (35) comprises a fixed sleeve (35a), two sides of the fixed sleeve (35a) are rotatably connected with a valve shaft (35b) in a penetrating manner, the valve shaft (35b) is located outside the fixed sleeve (35a) and is fixedly connected with a flow limiting block (35c), and the diameter of the flow limiting block (35c) is consistent with the inner diameter of the fixed sleeve (35 a).

4. The quick adjustable dosing machine for coal washing plants according to claim 1, characterized in that the motor base (24) is controlled by the same ac contactor as the dosing machine.

5. The quick adjustable dosing machine for a coal washing plant according to claim 2, characterized in that the outer diameter of the impeller stirrer rotating shaft (25) is the same as the outer diameter of the bearing (26), the impeller stirrer rotating shaft (25) is longer than the bearing (26), and the notch depth of the impeller stirrer rotating shaft (25) is longer than the rotating shaft limiting block (202).

6. The quick adjustable dosing machine for the coal washing plant as claimed in claim 3, wherein the upper end and the lower end of the butterfly valve (35) are respectively connected with the upper interface and the lower interface of the dosing pipe (33) of the No. 3 concentrator and the dosing pipe (34) of the No. 4 concentrator, and the inner diameter of the fixing sleeve (35a) is consistent with the outer diameter of the dosing pipe (33) of the No. 3 concentrator and the outer diameter of the dosing pipe (34) of the No. 4 concentrator.