CN210099766U - System for realizing continuous sand adding of pre-mixed abrasive water jet by high-pressure mortar pump - Google Patents

System for realizing continuous sand adding of pre-mixed abrasive water jet by high-pressure mortar pump Download PDF

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CN210099766U
CN210099766U CN201920842666.XU CN201920842666U CN210099766U CN 210099766 U CN210099766 U CN 210099766U CN 201920842666 U CN201920842666 U CN 201920842666U CN 210099766 U CN210099766 U CN 210099766U
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pressure
mortar
pipeline
water
jet
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袁瑞甫
姚远航
李小军
李化敏
李东印
童景琳
熊祖强
王文
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Henan University of Technology
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Henan University of Technology
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Abstract

The utility model discloses a high-pressure mortar pump system for realizing pre-mixed abrasive water jet continuous sand adding, which comprises a clear water barrel, a mortar stirring barrel, a high-pressure clear water pipeline, a high-pressure mortar pipeline, a high-pressure jet pipeline and a three-way pipe; a high-pressure clean water pump and a first pressure gauge are sequentially arranged on the high-pressure clean water pipeline along the water flow direction; a high-pressure mortar pump, a second pressure gauge and an adjusting ball valve are sequentially arranged on the high-pressure mortar pipeline along the mortar flow direction; the outlet of the high-pressure jet pipeline is connected with a high-pressure nozzle. The utility model discloses ingenious utilization high pressure mortar pump can carry the characteristics of tiny particle abrasive material sand, mixes present water, sand under high-pressure state, becomes to mix water, sand under the ordinary pressure state into high concentration mortar, then mixes into the high pressure abrasive material water jet of suitable concentration with the high-pressure clear water again, has convenient, continuous sand and convenient operation's advantage of adding.

Description

System for realizing continuous sand adding of pre-mixed abrasive water jet by high-pressure mortar pump
Technical Field
The utility model belongs to the technical field of the water jet cutting, concretely relates to high pressure mortar pump mixes abrasive water jet and adds sand system in succession before realizing.
Background
The abrasive water jet is formed by mixing a certain amount of abrasive particles in the water jet, so that the impact capacity of the water jet can be greatly improved. The method is widely applied to the industries of metal cold cutting, porcelain, stone processing, mining and the like. The pre-mixed abrasive has good water jet flow and sand mixing degree, convenient use of a spray head and strong cutting capability, but has the problems of limited capacity of a high-pressure sand storage tank, discontinuous sand adding, more repeated sand adding procedures, long time and the like. The problems influence the popularization and application of the pre-mixed abrasive water jet, particularly in the field of underground mines, the underground conditions are complex, the requirement on the safety of equipment is high, and the high-pressure sand storage tank has high use risk.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a convenient operation, safe and reliable, add efficient high-pressure mortar pump of sand and realize mixing abrasive water jet and add sand system in succession.
In order to solve the technical problem, the utility model adopts the following technical scheme: the high-pressure mortar pump realizes a pre-mixed abrasive water jet continuous sand adding system which comprises a clear water barrel, a mortar stirring barrel, a high-pressure clear water pipeline, a high-pressure mortar pipeline, a high-pressure jet pipeline and a three-way pipe;
the inlet of the high-pressure clear water pipeline extends into the water surface of the clear water barrel, the outlet of the high-pressure clear water pipeline is connected with the first interface of the three-way pipe, and a high-pressure clear water pump and a first pressure gauge are sequentially arranged on the high-pressure clear water pipeline along the water flow direction;
an inlet of the high-pressure mortar pipeline extends to a position below the liquid level of the mortar in the mortar stirring barrel, an outlet of the high-pressure mortar pipeline is connected with a second interface of the three-way pipe, and a high-pressure mortar pump, a second pressure gauge and an adjusting ball valve are sequentially arranged on the high-pressure mortar pipeline along the mortar flow direction;
the inlet of the high-pressure jet pipeline is connected with the third interface of the three-way pipe, and the outlet of the high-pressure jet pipeline is connected with a high-pressure nozzle.
And a safety valve is arranged on the high-pressure jet pipeline.
A one-way valve is arranged between the first pressure gauge and the three-way pipe on the high-pressure clean water pipeline.
By adopting the technical scheme, the sand adding method of the pre-mixed abrasive water jet continuous sand adding system realized by the high-pressure mortar pump comprises the following steps,
(1) preparing materials in a mortar stirring barrel, and uniformly stirring to form mortar with a certain concentration;
(2) starting the high-pressure mortar pump independently or starting the high-pressure clean water pump and the high-pressure mortar pump simultaneously, and spraying the mortar or the mortar mixed in the clean water through a high-pressure spray head;
(3) and operating the adjusting ball valve to adjust the flow of the mortar so as to control the mixing amount of the high-pressure mortar in the clear water.
In the outward injection process of the high-pressure nozzle, if the high-pressure nozzle is blocked, the pressure in the high-pressure clean water pipeline, the high-pressure mortar pipeline and the high-pressure jet pipeline is greater than the set pressure of the safety valve, and the safety valve is opened for safe pressure relief.
The process that the high-pressure mortar pump is independently started in the step (2) and is sprayed through the high-pressure sprayer is as follows: the high-pressure mortar pump extracts mortar in the mortar stirring barrel through the high-pressure mortar pipeline, the mortar with certain concentration enters the high-pressure jet pipeline through the three-way pipe, and due to the arrangement of the one-way valve, the mortar can only be sprayed outwards by the high-pressure spray head after passing through the high-pressure jet pipeline.
The process that the high-pressure clean water pump and the high-pressure mortar pump are simultaneously started in the step (2) and are sprayed through the high-pressure spray head is as follows: the high-pressure clean water pump extracts water in the clean water barrel through the high-pressure clean water pipeline, the high-pressure mortar pump extracts mortar in the mortar stirring barrel through the high-pressure mortar pipeline, the pressure reading of the first pressure gauge is slightly smaller than that of the second pressure gauge, the mortar with certain concentration enters the three-way pipe to be mixed in clean water, and the mortar is sprayed outwards through the high-pressure spray nozzle after passing through the high-pressure jet pipeline.
The utility model discloses it does to have following technological effect:
(1) the utility model discloses utilize the mortar agitator, mix water, sand together under the ordinary pressure according to certain ratio concentration, then utilize the high-pressure mortar pump, pour into the water sand mixing flow (high concentration mortar) of high concentration into the high-pressure clear water pipeline after being exported by high-pressure clear water pump, after high concentration mortar mixes with high-pressure clear water, become the abrasive material mortar of suitable concentration, spout from high pressure nozzle via high-pressure jet pipeline. Thereby completing the continuous sanding of the pre-mixed abrasive water jet;
(2) the high-pressure mortar pump is independently started to spray by the high-pressure nozzle, so that the high-pressure mortar pump is suitable for cutting with low water jet flow, and proper mortar concentration (water-sand ratio) is prepared;
(3) and the high-pressure clean water pump and the high-pressure mortar pump are started to spray through the high-pressure spray head, so that the cutting machine is suitable for cutting with high water jet flow, sand is continuously added in the cutting process, and the effect and efficiency of water jet cutting are improved.
(4) The high-pressure clean water pump can be replaced by a coal mine floating liquid pump.
(5) The utility model discloses use high-pressure mortar pump and pipeline control system, ingenious utilization high-pressure mortar pump can carry the characteristics of tiny particle abrasive material sand, mixes present water, sand under high-pressure state, becomes to mix water, sand under the normal pressure state into high concentration mortar, then mixes the high-pressure abrasive material water jet of suitable concentration with the high-pressure clear water again, has realized convenient, continuous sand that adds, convenient operation is practical, and is with low costs, easily changes into ripe product and drops into market fast.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, the high-pressure mortar pump of the present invention realizes a pre-mixed abrasive water jet continuous sand adding system, which comprises a clear water barrel 1, a mortar stirring barrel 2, a high-pressure clear water pipeline 3, a high-pressure mortar pipeline 4, a high-pressure jet pipeline 5 and a three-way pipe 6;
an inlet of the high-pressure clear water pipeline 3 extends into the water surface of the clear water barrel 1, an outlet of the high-pressure clear water pipeline 3 is connected with a first interface of a three-way pipe 6, and a high-pressure clear water pump 7 and a first pressure gauge 8 are sequentially arranged on the high-pressure clear water pipeline 3 along the water flow direction;
an inlet of the high-pressure mortar pipeline 4 extends to a position below the liquid level of the mortar in the mortar stirring barrel 2, an outlet of the high-pressure mortar pipeline 4 is connected with a second interface of the three-way pipe 6, and a high-pressure mortar pump 9, a second pressure gauge 10 and an adjusting ball valve 11 are sequentially arranged on the high-pressure mortar pipeline 4 along the mortar flow direction;
the inlet of the high-pressure jet pipeline 5 is connected with the third interface of the three-way pipe 6, and the outlet of the high-pressure jet pipeline 5 is connected with a high-pressure nozzle 12.
The high-pressure jet pipeline 5 is provided with a safety valve 13.
A check valve 14 is arranged on the high-pressure clean water pipeline 3 between the first pressure gauge 8 and the three-way pipe 6.
The method for realizing the sand adding of the front mixed abrasive water jet continuous sand adding system by the high-pressure mortar pump 9 comprises the following steps,
(1) the mortar with a certain concentration is formed after the materials are mixed and evenly stirred in the mortar stirring barrel 2;
(2) the high-pressure mortar pump 9 is started independently or the high-pressure clean water pump 7 and the high-pressure mortar pump 9 are started simultaneously, and the mortar or the mortar mixed in the clean water is sprayed through the high-pressure spray head 12;
(3) the adjusting ball valve 11 is operated to adjust the flow rate of the mortar so as to control the mixing amount of the high-pressure mortar in the clean water.
In the process of outward injection of the high-pressure nozzle 12, if the high-pressure nozzle 12 is blocked, the pressure in the high-pressure clean water pipeline 3, the high-pressure mortar pipeline 4 and the high-pressure jet pipeline 5 is greater than the set pressure of the safety valve 13, and the safety valve 13 is opened for safe pressure relief.
The process that the high-pressure mortar pump 9 is independently started to spray through the high-pressure spray head 12 in the step (2) is as follows: the high-pressure mortar pump 9 pumps the mortar in the mortar stirring barrel 2 through the high-pressure mortar pipeline 4, the mortar with a certain concentration enters the high-pressure jet pipeline 5 through the three-way pipe 6, and due to the arrangement of the check valve 14, the mortar can only pass through the high-pressure jet pipeline 5 and then is sprayed outwards through the high-pressure spray nozzle 12.
The process that the high-pressure clean water pump 7 and the high-pressure mortar pump 9 are simultaneously started in the step (2) and are sprayed through the high-pressure spray head 12 is as follows: the high-pressure clean water pump 7 extracts water in the clean water barrel 1 through the high-pressure clean water pipeline 3, the high-pressure mortar pump 9 extracts mortar in the mortar stirring barrel 2 through the high-pressure mortar pipeline 4, the pressure reading of the first pressure gauge 8 is slightly smaller than that of the second pressure gauge 10, the mortar with a certain concentration enters the three-way pipe 6 to be mixed in clean water, and the mortar is sprayed outwards through the high-pressure spray nozzle 12 after passing through the high-pressure jet pipeline 5.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.

Claims (3)

1. High-pressure mortar pump realizes preceding mixed abrasive water jet continuous sand system that adds, its characterized in that: comprises a clear water barrel, a mortar stirring barrel, a high-pressure clear water pipeline, a high-pressure mortar pipeline, a high-pressure jet pipeline and a three-way pipe;
the inlet of the high-pressure clear water pipeline extends into the water surface of the clear water barrel, the outlet of the high-pressure clear water pipeline is connected with the first interface of the three-way pipe, and a high-pressure clear water pump and a first pressure gauge are sequentially arranged on the high-pressure clear water pipeline along the water flow direction;
an inlet of the high-pressure mortar pipeline extends to a position below the liquid level of the mortar in the mortar stirring barrel, an outlet of the high-pressure mortar pipeline is connected with a second interface of the three-way pipe, and a high-pressure mortar pump, a second pressure gauge and an adjusting ball valve are sequentially arranged on the high-pressure mortar pipeline along the mortar flow direction;
the inlet of the high-pressure jet pipeline is connected with the third interface of the three-way pipe, and the outlet of the high-pressure jet pipeline is connected with a high-pressure nozzle.
2. The high pressure slurry pump pre-mix abrasive water jet continuous sanding system as recited in claim 1, wherein: and a safety valve is arranged on the high-pressure jet pipeline.
3. The high pressure slurry pump pre-mix abrasive water jet continuous sanding system as recited in claim 1, wherein: a one-way valve is arranged between the first pressure gauge and the three-way pipe on the high-pressure clean water pipeline.
CN201920842666.XU 2019-06-05 2019-06-05 System for realizing continuous sand adding of pre-mixed abrasive water jet by high-pressure mortar pump Active CN210099766U (en)

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CN201920842666.XU CN210099766U (en) 2019-06-05 2019-06-05 System for realizing continuous sand adding of pre-mixed abrasive water jet by high-pressure mortar pump

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CN201920842666.XU CN210099766U (en) 2019-06-05 2019-06-05 System for realizing continuous sand adding of pre-mixed abrasive water jet by high-pressure mortar pump

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110125806A (en) * 2019-06-05 2019-08-16 河南理工大学 High pressure mortar pump realizes that front mixing abrasive water jet continuously adds sand system and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110125806A (en) * 2019-06-05 2019-08-16 河南理工大学 High pressure mortar pump realizes that front mixing abrasive water jet continuously adds sand system and method

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