阅读说明：本技术 一种用于严寒环境的泥浆处理设备 (Slurry treatment equipment for severe cold environment ) 是由 崔金镜 李丰 徐伟 于 2019-10-22 设计创作，主要内容包括：本发明公开了一种用于严寒环境的泥浆处理设备,包括外置泵、蓄浆池、旋流器和主机渣浆泵多个辅热钢丝管,所述蓄浆池的上侧依次设有双层筛粗筛层和双层筛细筛层,所述双层筛粗筛层的上侧设有一级入料装置,所述双层筛细筛层的上侧设有旋流器,所述旋流器的下侧设有中储箱,所述中储箱的下端连接有内循环保护装置；本发明中的一种用于严寒环境的泥浆处理设备,其采用微动控制系统,可保持泥浆处理设备在低能耗状态预运行,同时使用热辐射装置,可防止管材中的水被冻住,在严寒的环境中使用后,无需浪费大量的时间将泵腔内浆液排空,使用前也无需长时间的化冻过程,大幅缩短了准备时间,大幅提升了工作的效率。(The invention discloses slurry treatment equipment for a severe cold environment, which comprises an external pump, a slurry storage tank, a cyclone and a plurality of auxiliary hot steel wire pipes of a main machine slurry pump, wherein a double-layer sieve coarse screen layer and a double-layer sieve fine screen layer are sequentially arranged on the upper side of the slurry storage tank, a primary feeding device is arranged on the upper side of the double-layer sieve coarse screen layer, the cyclone is arranged on the upper side of the double-layer sieve fine screen layer, a middle storage tank is arranged on the lower side of the cyclone, and the lower end of the middle storage tank is connected with an internal circulation protection device; according to the mud treatment equipment for the severe cold environment, the micro-motion control system is adopted, the mud treatment equipment can be kept to run in a low-energy-consumption state in advance, meanwhile, the heat radiation device is used, water in a pipe can be prevented from being frozen, after the mud treatment equipment is used in the severe cold environment, a large amount of time does not need to be wasted for emptying the mud in the pump cavity, a long-time defrosting process is not needed before the mud treatment equipment is used, the preparation time is greatly shortened, and the working efficiency is greatly improved.)

1. The utility model provides a mud treatment facility for severe cold environment, its characterized in that, includes external pump (1), holds thick liquid pond (2), swirler (6) and a plurality of hot steel wire pipes of assisting of host computer sediment stuff pump (8), the upside that holds thick liquid pond (2) is equipped with double-deck sieve riddle layer (3) and double-deck sieve fine screen layer (4) in proper order, the upside of double-deck sieve riddle layer (3) is equipped with one-level pan feeding device (5), the upside of double-deck sieve fine screen layer (4) is equipped with swirler (6), the downside of swirler (6) is equipped with well storage tank (7), the lower extreme of well storage tank (7) is connected with inner loop protection device (10), inner loop protection device (10) are located holds thick liquid pond (2), outer calandria is connected to the lower extreme of well storage tank (7), and a plurality of assisting hot steel wire pipes include first assisting hot steel wire pipe, second assist hot steel wire pipe, third and assist hot steel wire pipe, The fourth assists hot-wire tube and the fifth assists hot-wire tube, first assist hot-wire union coupling between external pump (1) and one-level pan feeding device (5), the second assists hot-wire union coupling between holding thick liquid pond (2) and host computer sediment stuff pump (8), the third assists hot-wire union coupling between swirler (6) and host computer sediment stuff pump (8), the fourth assists hot-wire union coupling between swirler (6) and well storage tank (7), the fifth assists hot-wire union coupling between holding thick liquid pond (2) and the third assists hot-wire tube.

2. A mud treatment device for use in severe cold environments, according to claim 1, comprising a control system comprising a master controller and a frequency converter connected between the master controller and the external pump (1) and the host slurry pump (8).

3. The apparatus for mud treatment for severe cold environment according to claim 1, wherein the secondary hot wire pipe comprises a high temperature resistant hose (11) and a spiral heating wire (12), the inside of the high temperature resistant hose (11) being wrapped.

4. The apparatus for treating sludge in severe cold environment according to claim 1, wherein the material of the high temperature resistant hose (11) is PVC material.

5. Mud treatment plant for severe cold environments, according to claim 1, characterised in that the diameter of said spiral heating wire (12) has a value less than half the value of the wall thickness of the refractory hose (11).

6. The apparatus for treating sludge in severe cold environment according to claim 1, wherein the outer surface of the high temperature resistant hose (11) is coated with a protective layer.

7. Mud treatment plant for severe cold environments, according to claim 1, characterised in that the inner surface of said high temperature resistant hose (11) is coated with a teflon coating.

8. The mud treatment device for severe cold environment according to claim 1, wherein an electric heating control device is connected to one end of the spiral heating wire (12).

9. The apparatus for treating sludge in severe cold environment according to claim 1, wherein a recoil control valve (9) is connected to the fifth auxiliary hot wire pipe.

10. The mud treatment device for severe cold environment according to claim 1, wherein temperature sensors are connected to the external pump (1) and the main slurry pump (8).

Technical Field

The invention relates to the technical field of environment-friendly equipment, in particular to slurry treatment equipment for a severe cold environment.

Background

The mud treatment equipment is a mud purification treatment machine developed aiming at retaining wall mud used in the construction of building engineering, bridge pile foundation engineering, underground tunnel shield engineering and non-excavation engineering. The slurry quality of the construction slurry can be effectively controlled, solid-liquid separation is carried out on solid-phase particles in the slurry, the pile foundation pore-forming rate is improved, the consumption of bentonite is reduced, and the slurry making cost is reduced. The environment-friendly transportation and slurry discharge of the slurry waste residue can be realized, and the site requirements of environment-friendly construction are met.

The slurry treatment equipment is increasingly applied to non-excavation pile foundation construction such as rotary drilling construction adopting a slurry wall protection process, pile foundation construction adopting a circulating drilling process, continuous wall construction, slurry balance method shield construction, slurry pipe jacking construction and the like as environment-friendly pile foundation auxiliary equipment in modern foundation construction. The method can effectively improve the pore-forming quality and the pore-forming work efficiency, shorten the pore-cleaning time, reduce the construction cost and reduce the drill sticking accidents. And from the perspective of environmental protection construction, the equipment also realizes the recycling of slurry, so that the conventional waste slurry tank is used for transportation and dumping treatment, the waste slurry is converted into solid-liquid separation, and further the residue soil transportation treatment is realized. The method can greatly save the mud treatment cost in the construction process, greatly reduce the pollution of the mud in the construction process to the environment, and improve the modernization level of civilized construction and environment-friendly construction.

Disclosure of Invention

In view of the above, an object of the present invention is to provide a slurry treatment apparatus for use in a severe cold environment, which employs a micro-motion control system, and can keep the slurry treatment apparatus pre-operating in a low energy consumption state, and at the same time, uses a heat radiation device to prevent water in a pipe from being frozen, and after the apparatus is used in a severe cold environment, it is not necessary to waste a lot of time to empty slurry in a pump cavity, and a long defrosting process is not necessary before the apparatus is used, so that the preparation time is greatly shortened, and the working efficiency is greatly improved.

In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:

a mud treatment device for severe cold environment comprises an external pump, a slurry storage tank, a cyclone and a plurality of auxiliary hot steel wire pipes of a host slurry pump, wherein a double-layer sieve coarse screen layer and a double-layer sieve fine screen layer are sequentially arranged on the upper side of the slurry storage tank, a first-stage feeding device is arranged on the upper side of the double-layer sieve coarse screen layer, the cyclone is arranged on the upper side of the double-layer sieve fine screen layer, a middle storage tank is arranged on the lower side of the cyclone, the lower end of the middle storage tank is connected with an internal circulation protection device, the internal circulation protection device is positioned in the slurry storage tank, the lower end of the middle storage tank is connected with an outer discharge pipe, the plurality of auxiliary hot steel wire pipes comprise a first auxiliary hot steel wire pipe, a second auxiliary hot steel wire pipe, a third auxiliary hot steel wire pipe, a fourth auxiliary hot steel wire pipe and a fifth auxiliary hot steel wire pipe, the first auxiliary hot steel wire pipe is connected between the external pump and the first-stage feeding device, the second auxiliary hot steel, the third is assisted hot steel wire union coupling and is being between swirler and host computer sediment stuff pump, and the fourth is assisted hot steel wire union coupling and is being between swirler and well storage tank, and the fifth is assisted hot steel wire union coupling and is being held between thick liquid pond and the third.

As a further improvement of the invention, the slurry treatment equipment comprises a control system, wherein the control system comprises a main controller and a frequency converter, and the frequency converter is connected between the main controller and the external pump as well as between the main slurry pump and the external pump.

As a further improvement of the invention, the auxiliary heating steel wire pipe comprises a high temperature resistant hose and a spiral heating steel wire, and the auxiliary heating steel wire pipe is wrapped inside the high temperature resistant hose.

As a further improvement of the invention, the high-temperature resistant hose is made of PVC material.

As a further improvement of the invention, the diameter value of the spiral heating steel wire is less than one half of the wall thickness value of the high-temperature-resistant hose.

As a further improvement of the invention, the outer surface of the high temperature resistant hose is wrapped with a protective layer.

As a further improvement of the invention, the inner surface of the high temperature resistant hose is coated with a polytetrafluoroethylene coating.

As a further improvement of the invention, one end of the spiral heating steel wire is connected with an electric heating control device.

As a further improvement of the invention, a recoil control valve is connected to the fifth auxiliary hot steel wire pipe.

As a further improvement of the invention, the external pump and the main machine slurry pump are both connected with temperature sensors.

The invention has the beneficial effects that: according to the mud treatment equipment for the severe cold environment, the micro-motion control system is adopted, the mud treatment equipment can be kept to run in a low-energy-consumption state in advance, meanwhile, the heat radiation device is used, water in a pipe can be prevented from being frozen, after the mud treatment equipment is used in the severe cold environment, a large amount of time does not need to be wasted for emptying the mud in the pump cavity, a long-time defrosting process is not needed before the mud treatment equipment is used, the preparation time is greatly shortened, and the working efficiency is greatly improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of a mud treatment apparatus for use in a severe cold environment, according to an embodiment of the present invention;

FIG. 2 is a schematic control diagram of a slurry treatment apparatus for use in a severe cold environment, according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of an exemplary embodiment of an anti-freeze auxiliary heat pipe;

FIG. 4 is an exploded view of an anti-freeze auxiliary heat pipe in an embodiment of the present invention.

In the figure: 1. the system comprises an external pump, 2 a slurry storage tank, 3 a double-layer sieve coarse sieve layer, 4 a double-layer sieve fine sieve layer, 5 a primary feeding device, 6 a cyclone, 7 a middle storage tank, 8 a main machine slurry pump, 9 a backflushing control valve, 10 an internal circulation protection device, 11 a high-temperature resistant hose and 12 a spiral heating steel wire.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all 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.

In the various drawings of the present invention, certain dimensions of structures or portions are exaggerated relative to other structures or portions for ease of illustration and, therefore, are used only to illustrate the basic structure of the subject matter of the present invention.

Terms such as "left", "right", and the like, used herein to denote relative spatial positions, are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "to the right" of other elements or features would then be oriented "to the left" of the other elements or features. Thus, the exemplary term "right side" may encompass both left and right orientations. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, in an embodiment of the present invention, a slurry treatment apparatus for use in a severe cold environment includes an external pump 1, a slurry storage tank 2, a cyclone 6, and a main slurry pump 8, a plurality of auxiliary hot steel wire pipes, wherein a double-layer coarse screen layer 3 and a double-layer fine screen layer 4 are sequentially disposed on an upper side of the slurry storage tank 2, a primary feeding device 5 is disposed on an upper side of the double-layer coarse screen layer 3, the cyclone 6 is disposed on an upper side of the double-layer fine screen layer 4, a middle storage tank 7 is disposed on a lower side of the cyclone 6, a lower end of the middle storage tank 7 is connected to an internal circulation protection device 10, the internal circulation protection device 10 is located in the slurry storage tank 2, and a lower end of the middle storage tank 7. A

The external pump 1 pumps the slurry in the on-site waste slurry tank to the double-layer screen coarse screen layer 3, after the slurry is screened through the double-layer screen coarse screen layer 3, the particulate matters larger than more than 2mm are discharged, the particulate matters smaller than 2mm enter the slurry storage tank 2, at the moment, the main slurry pump 8 pumps the slurry in the slurry storage tank 2 to the cyclone 6, after cyclone separation, most of the slurry reaching the standard after purification separation flows out from the overflow port of the cyclone 6 and enters the medium storage tank 7, the waste residue separated by the cyclone 6 is discharged through the underflow port of the cyclone 6, the waste residue enters the double-layer screen fine screen layer 4, and the dehydration and final removal of the waste residue are realized through the screen vibration. The middle storage tank 7 is provided with two liquid outlets, one is a liquid supplementing port which is positioned above the pulp storage tank 2, the other is a discharge port which is positioned at a position outside the connection between the pulp storage tank 2 and the middle storage tank 7, the internal circulation protection device 10 is arranged at the liquid supplementing port of the middle storage tank 7, and the control of the liquid supplementing amount of the pulp storage tank 2 by the middle storage tank 7 can be realized by balancing the liquid level height in the pulp storage tank 2. When the slurry storage tank 2 does not need to be replenished with water from the intermediate storage tank 7, the liquid replenishing port of the intermediate storage tank 7 is closed by the internal circulation protection device 10, and the discharge port of the intermediate storage tank 7 is in a continuous slurry discharge state. The backflushing control valve 9 is connected with the main machine slurry pump through a tee joint, the tee joint is connected through a pipeline and is respectively connected with the cyclone 6, the main machine slurry pump 8 and the slurry storage tank 2, and the backflushing control valve 9 is used for stirring slurry in the slurry storage tank 2 by utilizing surplus flow of a main pump to prevent the slurry from precipitating in equipment.

A plurality of heat steel wire pipes of assisting include first heat steel wire pipe of assisting, the heat steel wire pipe is assisted to the second, the heat steel wire pipe is assisted to the third, the heat steel wire pipe is assisted to the fourth and the heat steel wire pipe is assisted to the fifth, first heat steel wire union coupling is between external pump 1 and one-level pan feeding device 5, the heat steel wire union coupling is assisted between thick liquid storage tank 2 and host computer sediment stuff pump 8 to the second, the heat steel wire union coupling is assisted between swirler 6 and host computer sediment stuff pump 8 to the third, the heat steel wire union coupling is assisted between swirler 6 and storage tank 7 to the fourth, the heat steel wire union coupling is assisted between thick liquid storage tank 2 and the third to the fifth, be connected with recoil control valve 9 on the heat steel wire pipe is assisted to the fifth.

Referring to fig. 2, the slurry treatment equipment comprises a control system, the control system comprises a main controller and a frequency converter, the frequency converter is connected between the main controller and the external pump 1 and between the main controller and the main slurry pump 8, and the frequency converter can be controlled.

Referring to fig. 3 to 4, the auxiliary heating steel wire tube includes a high temperature resistant hose 11 and a spiral heating steel wire 12, the spiral heating steel wire 12 is wrapped inside the high temperature resistant hose 11, the diameter of the spiral heating steel wire 12 is smaller than one-half of the wall thickness of the high temperature resistant hose 11, the spiral heating steel wire 12 is not easy to be exposed outside, the spiral heating steel wire 12 can be well protected, the high temperature resistant hose 11 is made of PVC, the outer surface of the high temperature resistant hose 11 is wrapped with a protective layer, the high temperature resistant hose 11 can not be damaged, the inner surface of the high temperature resistant hose 11 is coated with a teflon coating, the smoothness can be greatly increased, meanwhile, the stability of teflon is high, the teflon is not easy to be damaged by abrasion, one end of the spiral heating steel wire 12 is connected with an electric heating control device, the electric heating control device can control the spiral heating steel wire 12 to generate heat, and the auxiliary heating steel, the high temperature resistant hose 11 is not damaged by high temperature.

All be connected with temperature sensor on external pump 1 and the host computer sediment stuff pump 8, both can perceive the self temperature of external pump 1 and host computer sediment stuff pump 8, but also can perceive the ambient temperature around external pump 1 and the host computer sediment stuff pump 8, the self temperature of temperature sensor perception external pump 1 and the host computer sediment stuff pump 8 can prevent that external pump 1 and the host computer sediment stuff pump 8 from taking place idle running, can trigger and prevent the idle running protection system, can prevent that external pump 1 and host computer sediment stuff pump 8 from being burnt out because of the rotation, when the temperature of preventing the idle running protection system perception temperature sensor perception reached the threshold value, steerable external pump 1 and the stop rotation of host computer sediment stuff pump 8, the steerable electric heat control device of ambient temperature around temperature sensor perception external pump 1 and the host computer sediment stuff pump 8 carries out heating compensation to spiral heating steel wire 12.

When the equipment is shut down and the ambient temperature is low, the external pump 1 and the host slurry pump 8 are controlled to slowly run by the main controller and the frequency converter, and the electric heating control device is controlled to heat and compensate the spiral heating steel wire 12, so that the mud treatment equipment is prevented from being frozen.

According to the technical scheme, the invention has the following beneficial effects:

according to the mud treatment equipment for the severe cold environment, the micro-motion control system is adopted, the mud treatment equipment can be kept to run in a low-energy-consumption state in advance, meanwhile, the heat radiation device is used, water in a pipe can be prevented from being frozen, after the mud treatment equipment is used in the severe cold environment, a large amount of time does not need to be wasted for emptying the mud in the pump cavity, a long-time defrosting process is not needed before the mud treatment equipment is used, the preparation time is greatly shortened, and the working efficiency is greatly improved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.