CN209752706U - Shield constructs production system of foamant and powder feeding device thereof - Google Patents
Shield constructs production system of foamant and powder feeding device thereof Download PDFInfo
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- CN209752706U CN209752706U CN201920293819.XU CN201920293819U CN209752706U CN 209752706 U CN209752706 U CN 209752706U CN 201920293819 U CN201920293819 U CN 201920293819U CN 209752706 U CN209752706 U CN 209752706U
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Abstract
The utility model discloses a shield constructs production system of foamant and powder feeding device thereof, the powder feeding device of shield constructs the foamant includes: the mixing tank is provided with a mixing cavity and a powder port penetrating through the mixing cavity; the water outlet end of the water inlet pipeline is communicated with the mixing cavity; a first metering element for metering the weight of material within the mixing chamber; and the conveying mechanism is used for conveying the mixed materials in the mixing cavity. The powder feeding device of the shield foaming agent can accurately and efficiently convey powder into the stirring cavity of the stirring device, so that the production quality of the shield foaming agent is ensured; therefore, the production system of the shield foaming agent adopting the powder feeding device can efficiently produce the foaming agent with excellent quality.
Description
Technical Field
The utility model relates to a shield constructs foamer production technical field, concretely relates to shield constructs production system of foamer and powder feeding device thereof.
Background
The shield construction method has the advantages of high construction safety factor, no influence on ground traffic, no influence of weather conditions on construction operation and the like, and is widely applied to subway projects. When the shield machine is used for construction, a shield foaming agent is often used to ensure smooth construction of the shield. In the production process of the shield foaming agent, liquid materials and powder materials need to be fully mixed in a stirring cavity of a stirring device. When the powder is fed, the traditional mode is a mode of manually and directly feeding materials, so that the production efficiency is low, and the quality of the produced shield foaming agent is not high.
SUMMERY OF THE UTILITY MODEL
Based on the production system, the powder feeding device of the shield foaming agent can accurately and efficiently convey powder into a stirring cavity of a stirring device, so that the production quality of the shield foaming agent is ensured; therefore, the production system of the shield foaming agent adopting the powder feeding device can efficiently produce the foaming agent with excellent quality.
The technical scheme is as follows:
On the one hand, the powder feeding device of the shield foaming agent comprises a mixing tank, a powder feeding device and a foaming device, wherein the mixing tank is provided with a mixing cavity and a powder opening penetrating through the mixing cavity; the water outlet end of the water inlet pipeline is communicated with the mixing cavity; a first metering element for metering the weight of material within the mixing chamber; and the conveying mechanism is used for conveying the mixed materials in the mixing cavity.
Above-mentioned powder feeding device of shield foaming agent during the use, thereby utilize the intercommunication of inlet channel and mixing chamber to carry water to the mixing chamber of blending tank to utilize first metering element to measure the quality of the water in the mixing chamber, thereby make the water of predetermineeing the quality get into the mixing chamber. Carry the powder to the mixing chamber of blending tank through the powder mouth, and utilize first metering element to measure the quality of the mixture of powder and water in the mixing chamber, make the powder of predetermineeing the quality get into the mixing chamber, thereby make the powder of predetermineeing the quality and the hydroenergy of predetermineeing the quality enough mix according to suitable ratio, obtain the mixture of predetermineeing the quality in the mixing chamber, and then can utilize conveying mechanism smooth and easy carry the mixing intracavity to agitating unit with the mixture in the mixing chamber, thereby mix processing with other raw materialss again and obtain the shield structure foaming agent. Compared with the traditional mode of directly feeding materials manually, the method can accurately convey the mixture with preset quality into the stirring cavity, so that the proportioning of various raw materials of the produced shield foaming agent is more accurate and uniform, and the quality of the produced shield foaming agent is ensured; meanwhile, the powder is difficult to be conveyed independently, the powder with the preset quality and the water with the preset quality are mixed to obtain a mixture, the mixture can be simply and conveniently conveyed by utilizing a conveying mechanism, the conveying efficiency is high, and therefore the production efficiency and the yield of the shield foaming agent are improved. And, carry out the preliminary mixing of powder in the mixing chamber of blending tank, compare agitating unit's stirring chamber, can reduce the volume of blending tank to reduce the volume of blending chamber, thereby reduced the input of powder at every turn, the input of the powder that can be better carries out measurement control, has improved the material precision of throwing of powder, has further guaranteed the quality and the quality of the shield foaming agent that produces.
The technical solution is further explained below:
In one embodiment, the powder feeding device for the shield foaming agent further comprises a stirring piece, and the stirring piece is arranged in the mixing cavity. Thus, the water and the powder are mixed more uniformly.
In one embodiment, the conveying mechanism comprises a conveying pipeline and a conveying pump arranged on the conveying pipeline, and the feeding end of the conveying pipeline is communicated with the mixing cavity. Thus, the mixture is pumped to the conveying pipeline by the conveying pump until the mixture is conveyed to the stirring cavity.
In one embodiment, the powder feeding device for the shield foaming agent further comprises a second metering element, wherein the second metering element is arranged close to the discharge end of the conveying pipeline and is used for metering the flow rate of the mixture. Therefore, the discharging condition of the mixed materials can be accurately controlled.
In one embodiment, the powder feeding device for the shield foaming agent further comprises a filtering element, wherein the filtering element is arranged on the conveying pipeline, and the filtering element is arranged between the conveying pump and the mixing tank. Therefore, the conveying pump can be prevented from being blocked, and the conveying quality is ensured.
In one embodiment, the powder feeding device for the shield foaming agent further comprises a control valve, wherein the control valve is arranged on the conveying pipeline and used for controlling the conduction or the stop of the conveying pipeline. Therefore, the conduction and the cut-off of the conveying pipeline can be flexibly controlled.
In one embodiment, the powder feeding device for the shield foaming agent further comprises a feeding platform, wherein a mounting cavity is arranged on the feeding platform, the mixing tank is arranged in the mounting cavity, and the powder port is arranged above the feeding platform. Therefore, the powder is convenient to be conveyed into the mixing cavity.
In one embodiment, the powder feeding device for the shield foaming agent further comprises a dust collecting mechanism, and an air inlet of the dust collecting mechanism is communicated with the mixing cavity. Therefore, the problem of dust flying can be avoided, and the environment protection is facilitated.
On the other hand, the production system of the shield foaming agent is further provided, and comprises a stirring device and the powder feeding device, wherein the conveying mechanism is used for conveying the mixture in the mixing cavity to the stirring cavity of the stirring device.
above-mentioned shield constructs production system of foamant, during the use, thereby utilize the intercommunication of inlet channel and mixing chamber to carry water to the mixing chamber of blending tank to utilize first metering element to measure the quality of the water in the mixing chamber, thereby make the water of predetermineeing the quality get into the mixing chamber. Carry the powder to the mixing chamber of blending tank through the powder mouth, and utilize first metering element to measure the quality of the mixture of powder and water in the mixing chamber, make the powder of predetermineeing the quality get into the mixing chamber, thereby make the powder of predetermineeing the quality and the hydroenergy of predetermineeing the quality enough mix according to suitable ratio, obtain the mixture of predetermineeing the quality in the mixing chamber, and then can utilize conveying mechanism smooth and easy carry the mixing intracavity to agitating unit with the mixture in the mixing chamber, thereby mix processing with other raw materialss again and obtain the shield structure foaming agent. Compared with the traditional mode of directly feeding materials manually, the method can accurately convey the mixture with preset quality into the stirring cavity, so that the proportioning of various raw materials of the produced shield foaming agent is more accurate and uniform, and the quality of the produced shield foaming agent is ensured; meanwhile, the powder is difficult to be conveyed independently, the powder with the preset quality and the water with the preset quality are mixed to obtain a mixture, the mixture can be simply and conveniently conveyed by utilizing a conveying mechanism, the conveying efficiency is high, and therefore the production efficiency and the yield of the shield foaming agent are improved. And, carry out the preliminary mixing of powder in the mixing chamber of blending tank, compare agitating unit's stirring chamber, can reduce the volume of blending tank to reduce the volume of blending chamber, thereby reduced the input of powder at every turn, the input of the powder that can be better carries out measurement control, has improved the material precision of throwing of powder, has further guaranteed the quality and the quality of the shield foaming agent that produces.
in one embodiment, the production system of the shield foaming agent further comprises a powder bin, and the powder feeding device of the shield foaming agent is arranged in the powder bin. Therefore, the dust is prevented from diffusing in the air, and the dust collection is facilitated.
Drawings
FIG. 1 is a schematic diagram of a shield foaming agent production system according to one embodiment;
Fig. 2 is a partially enlarged view of a portion a of the shield foaming agent production system of fig. 1.
Description of reference numerals:
100. Mixing tank, 110, mixing chamber, 120, powder mouth, 130, stirring piece, 140, adjustable baffle, 150, supporting piece, 200, water inlet pipe, 300, first metering element, 400, conveying mechanism, 410, conveying pipeline, 420, conveying pump, 500, second metering element, 600, filtering piece, 700, control valve, 800, feeding platform, 900, dust collecting mechanism, 910, collecting pipeline, 920, collecting cover, 1000, stirring device, 1100, stirring chamber, 2000, powder bin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "disposed on," "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured" to, or "fixedly coupled" to another element, it can be removably secured or non-removably secured to the other element. When an element is referred to as being "connected," "pivotally connected," to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the present invention, the terms "first", "second", "third", and the like do not denote any particular quantity or order, but rather are used to distinguish one name from another.
As shown in fig. 1, in one embodiment, a powder feeding device for shield foaming agent is disclosed, comprising: the mixing tank 100, the mixing tank 100 is provided with a mixing chamber 110 and a powder port 120 which penetrates through the mixing chamber 110; a water inlet pipe 200, wherein the water outlet end of the water inlet pipe 200 is communicated with the mixing cavity 110; a first metering element 300, the first metering element 300 being for metering the weight of the material within the mixing chamber 110; and a conveying mechanism 400 for conveying the mixed material in the mixing chamber 110.
When the powder feeding device for the shield foaming agent of the embodiment is used, the water is conveyed into the mixing cavity 110 of the mixing tank 100 by the communication between the water inlet pipe 200 and the mixing cavity 110, and the mass of the water in the mixing cavity 110 is metered by the first metering element 300, so that the water with the preset mass enters the mixing cavity 110. Carry the powder to the blending chamber 110 of blending tank 100 in through powder mouth 120, and utilize first measurement component 300 to measure the quality of the mixture of powder and water in the blending chamber 110, make the powder of predetermineeing the quality get into in the blending chamber 110, thereby make the powder of predetermineeing the quality and the hydroenergy of predetermineeing the quality can mix according to suitable ratio, obtain the mixture of predetermineeing the quality in the blending chamber 110, and then can utilize conveying mechanism 400 smooth and easy carry the mixture in the blending chamber 110 to the stirring chamber 1100 of agitating unit 1000 in, thereby mix processing through with other raw materials and obtain the shield structure foaming agent. Compared with the traditional mode of manually and directly feeding the stirring cavity 1100 of the stirring device 1000, the method can accurately convey the mixture with preset quality into the stirring cavity 1100, so that the proportioning of various raw materials of the produced shield foaming agent is more accurate and uniform, and the quality of the produced shield foaming agent is ensured; meanwhile, the powder is difficult to be conveyed independently, the powder with the preset quality is mixed with the water with the preset quality to obtain a mixture, the mixture can be simply and conveniently conveyed by utilizing the conveying mechanism 400, the conveying efficiency is high, and the production efficiency and the yield of the shield foaming agent are improved. In addition, the premixing of the powder in the mixing cavity 110 of the mixing tank 100 can reduce the volume of the mixing tank 100 and thus the volume of the mixing cavity 110, thereby reducing the input amount of the powder each time, better controlling the input amount of the powder in a metering way, improving the feeding precision of the powder and further ensuring the quality of the produced shield foaming agent compared with the stirring cavity 1100 of the stirring device 1000.
It should be noted that the first metering element 300 may be a weigh tray, electronic scale, or other element capable of weighing the weight of the material in the mixing chamber 110. The first metering element 300 may directly weigh the material within the mixing chamber 110; the weight of the material in the mixing chamber 110 may also be determined indirectly, for example, by weighing the empty mixing tank 100 using a weighing tray and then weighing the mixing tank 100 with the material, thereby determining the weight of the material in the mixing chamber 110. The first metering element 300 may also comprise a first metering unit for measuring the weight of the powder and a second metering unit for measuring the weight of the water fed into the mixing chamber 110 by the water inlet conduit 200, i.e. the weight of the powder and the water are weighed separately.
After the powder and the water enter the mixing chamber 110 of the mixing tank 100, the powder and the water are uniformly mixed to obtain a mixture, so that the subsequent conveying by the conveying mechanism 400 is facilitated, the stirring mode can be utilized, the vibration mode can be utilized, and the condition that the water with the preset quality and the powder with the preset quality are uniformly mixed to obtain the mixture convenient to transport is met.
as shown in fig. 1 and 2, in one embodiment, the powder feeding device for shield foaming agent further includes a stirring member 130, and the stirring member 130 is disposed in the mixing chamber 110. Therefore, the stirring of the stirring piece 130 can enable the water with the preset mass and the powder with the preset mass to be uniformly mixed to be in a fluid state, and the powder is prevented from caking or being in a powder state, so that the material is not beneficial to conveying. The stirring member 130 may be a stirring blade, a stirring rod, or other elements having a stirring function.
The conveying mechanism 400 can convey the mixture in a pressurizing manner, or in a pumping or pumping manner, as long as the mixture can be conveyed into the stirring chamber 1100 of the stirring device 1000.
As shown in fig. 1, in one embodiment, the delivery mechanism 400 includes a delivery pipe 410 and a delivery pump 420 disposed on the delivery pipe 410, wherein a feed end of the delivery pipe 410 is in communication with the mixing chamber 110. In this way, the mixture can be simply and conveniently pumped into the conveying pipeline 410 by the conveying pump 420, and the mixture is conveyed through the conveying pipeline 410 to enter the stirring cavity 1100 of the stirring device 1000. The delivery pump 420 may be a diaphragm pump, a centrifugal pump, or other pump body capable of delivering the fluid-like material.
As shown in fig. 1, in one embodiment, the powder feeding device for shield foaming agent further comprises a second metering element 500, and the second metering element 500 is arranged near the discharge end of the conveying pipeline 410 and is used for metering the flow rate of the mixture. So, can further carry out accurate measurement to the mixture that gets into in agitating unit 1000's the stirring chamber 1100 to can carry out accurate control to the material ratio in the stirring chamber 1100, make the ratio of each raw materials of shield structure foaming agent reasonable more, suitable, guarantee the quality of shield structure foaming agent. Meanwhile, the mixture in the mixing cavity 110 can be taken accurately at any time. The second metering element 500 may be a flow sensor, flow rate sensor or other element capable of metering the discharge of the fluid state mix.
As shown in fig. 1, in one embodiment, the powder feeding device for shield foaming agent further comprises a filter element 600, the filter element 600 is disposed on the delivery pipe 410, and the filter element 600 is disposed between the delivery pump 420 and the mixing tank 100. So, utilize and filter 600 to further filter the screening to the mixture through delivery pump 420, avoid causing delivery pump 420 to block up because of the inhomogeneous and conveying pump 420 that causes of the mixture of water and powder, protect delivery pump 420, also avoid mixing inhomogeneous material and get into in the stirring chamber 1100 to influence the quality of shield structure foaming agent. The filter 600 may be a screen, filter, or other element capable of filtering the bulk material in the mix.
As shown in fig. 1, in one embodiment, the powder feeding device for shield foaming agent further comprises a control valve 700, and the control valve 700 is disposed on the conveying pipeline 410 and is used for controlling the on/off of the conveying pipeline 410. In this way, the control valve 700 is used to control the on/off of the delivery pipe 410, so that the delivery and stop of the mixture can be flexibly controlled, and the use requirement can be met. The control valve 700 may be a regulating valve, a solenoid valve, or other valve body capable of opening and closing the coaxial transmission line 410. To ensure that the delivery conduit 410 is properly shut off, a plurality of control valves 700 may be provided.
As shown in fig. 1 and fig. 2, on the basis of any of the above embodiments, the powder feeding device for shield foaming agent further includes a feeding platform 800, a mounting cavity (not shown) is provided on the feeding platform 800, the mixing tank 100 is disposed in the mounting cavity, and the powder port 120 is disposed above the feeding platform 800. Thus, the mixing tank 100 is placed in the installation cavity of the charging platform 800, so that the height of the powder port 120 can be reduced, and charging can be conveniently carried out in a mechanical or manual mode. Furthermore, a movable baffle 140 can be additionally arranged at the powder opening 120, so that the opening and closing of the powder opening 120 can be flexibly controlled, powder can be prevented from overflowing or flying out from the powder opening 120, dust can be prevented from flying, and the environment is protected. As shown in fig. 2, a support member 150, for example, a support lug or a support flange, may be additionally disposed on the outer wall of the mixing tank 100, so that an installation cavity is formed between the support member 150 and the charging platform 800 at an interval, and a weighing tray or a weighing sensor is disposed in the installation cavity, thereby being capable of measuring the weight of the material in the mixing tank 100.
As shown in fig. 1, on the basis of any of the above embodiments, the powder feeding device for shield foaming agent further includes a dust collecting mechanism 900, and an air inlet of the dust collecting mechanism 900 is communicated with the mixing chamber 110. So, can utilize dust collection mechanism 900 to collect the dust that produces in the reinforced process, ensure staff's health, also do benefit to the environment.
The dust collecting device can collect dust in a negative pressure suction mode and can also collect dust in an electrostatic adsorption mode.
As shown in fig. 1, in one embodiment, the dust collecting mechanism 900 includes a collecting duct 910 and a pumping element (not shown), one end of the collecting duct 910 is communicated with the mixing chamber 110, and the other end of the collecting duct 910 is communicated with an air inlet of the pumping element. In this way, the dust is collected by the suction action of the suction element. The suction element may be a suction fan, vacuum pump or other element having a suction effect. The dust collecting mechanism 900 may further include a funnel-shaped or bell-shaped collecting cover 920 disposed at one end of the collecting duct 910, and the collecting cover 920 is covered on the mixing tank 100, so that the dust collecting effect can be enhanced.
In one embodiment, the powder feeding device for shield foaming agent further comprises a display (not shown), and the display is electrically connected with the first metering element 300. Therefore, the weight of the materials in the mixing cavity 110 is displayed in real time by the display, so that the staff can acquire the quality of the added water and the quality of the added powder in real time, and the staff can conveniently perform corresponding operation according to the actual weight. Further, the powder feeding device for the shield foaming agent further comprises an alarm (not shown), and the alarm is electrically connected with the first metering element 300. Therefore, the alarm sends corresponding alarm information aiming at the corresponding weight information, so that a worker can be reminded to carry out corresponding operation. The display may be a display screen or other device having a display function. The alarm can be a sound alarm device such as a honey device and can also be a light alarm device such as a flashing light. For example, when the display shows that the added water or powder is too little, the alarm is set as a warning lamp, and at the moment, the warning lamp sends out a yellow flashing signal; when the display shows that the added water or powder is excessive, the warning lamp sends out a red flashing signal; when the proper amount of water or powder is added, the warning lamp is a green normally-on signal.
In one embodiment, the powder feeding device for shield foaming agent further comprises a controller (not shown), wherein the controller is electrically connected with at least one of the first metering element 300, the conveying mechanism 400, the stirring member 130, the second metering element 500, the control valve 700, the dust collecting mechanism 900, the display or the alarm. Therefore, the intelligent and automatic degree of the powder feeding device for the shield foaming agent is enhanced, and the production efficiency and the production precision are further improved. The Controller may be a single chip, a PLC (Programmable Logic Controller), or other devices with control functions. The electrical connection can be realized in a wired manner such as a data line, and can also be realized in a wireless connection manner by additionally arranging a transmitter and a receiver.
As shown in fig. 1, in an embodiment, a shield foaming agent production system is further disclosed, which includes a stirring device 1000 and the powder feeding device of any of the above embodiments, and the conveying mechanism 400 is used for conveying the mixture in the mixing chamber 110 to a stirring chamber 1100 of the stirring device 1000.
In the production system of the shield foaming agent according to the above embodiment, when in use, the water is delivered into the mixing cavity 110 of the mixing tank 100 by the communication between the water inlet pipe 200 and the mixing cavity 110, and the mass of the water in the mixing cavity 110 is measured by the first measuring element 300, so that the water with the preset mass enters the mixing cavity 110. Carry the powder to the blending chamber 110 of blending tank 100 in through powder mouth 120, and utilize first measurement component 300 to measure the quality of the mixture of powder and water in the blending chamber 110, make the powder of predetermineeing the quality get into in the blending chamber 110, thereby make the powder of predetermineeing the quality and the hydroenergy of predetermineeing the quality can mix according to suitable ratio, obtain the mixture of predetermineeing the quality in the blending chamber 110, and then can utilize conveying mechanism 400 smooth and easy carry the mixture in the blending chamber 110 to the stirring chamber 1100 of agitating unit 1000 in, thereby mix processing through with other raw materials and obtain the shield structure foaming agent. Compared with the traditional mode of directly feeding materials manually, the method can accurately convey the mixture with preset quality into the stirring cavity 1100, so that the proportioning of various raw materials of the produced shield foaming agent is more accurate and uniform, and the quality of the produced shield foaming agent is ensured; meanwhile, the powder is difficult to be conveyed independently, the powder with the preset quality is mixed with the water with the preset quality to obtain a mixture, the mixture can be simply and conveniently conveyed by utilizing the conveying mechanism 400, the conveying efficiency is high, and the production efficiency and the yield of the shield foaming agent are improved. In addition, the premixing of the powder in the mixing cavity 110 of the mixing tank 100 can reduce the volume of the mixing tank 100 and thus the volume of the mixing cavity 110, thereby reducing the input amount of the powder each time, better controlling the input amount of the powder in a metering way, improving the feeding precision of the powder and further ensuring the quality of the produced shield foaming agent compared with the stirring cavity 1100 of the stirring device 1000.
The stirring device 1000 may be a stirring tank, or another device having a stirring function.
As shown in fig. 1, further, the production system of the shield foaming agent further includes a powder bin 2000, and the powder feeding device of the shield foaming agent is disposed in the powder bin 2000. So, set up feeding device in powder storehouse 2000, avoid the powder to spill in carrying and reinforced in-process and scattering to the air, cause the problem that the dust flies upward, do benefit to the environmental protection, also be convenient for collect the dust. For example, by providing the electrostatic dust removal unit in the hopper 2000, dust can be efficiently and quickly cleaned.
the technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples represent only a few embodiments of the present invention, which are described in detail and detail, but are not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a powder feeding device of shield constructs foamer which characterized in that includes:
The mixing tank is provided with a mixing cavity and a powder port penetrating through the mixing cavity;
The water outlet end of the water inlet pipeline is communicated with the mixing cavity;
A first metering element for metering the weight of material within the mixing chamber; and
and the conveying mechanism is used for conveying the mixed materials in the mixing cavity.
2. the powder feeding device for the shield foaming agent according to claim 1, further comprising a stirring member, wherein the stirring member is arranged in the mixing cavity.
3. The powder feeding device for the shield foaming agent according to claim 1, wherein the conveying mechanism comprises a conveying pipeline and a conveying pump arranged on the conveying pipeline, and a feeding end of the conveying pipeline is communicated with the mixing cavity.
4. The powder feeding device for shield foaming agent according to claim 3, further comprising a second metering element disposed near the discharge end of the delivery pipe for metering the flow rate of the mixture.
5. the powder feeding device for shield foaming agent of claim 3, further comprising a filtering element, wherein the filtering element is disposed on the delivery pipe and the filtering element is disposed between the delivery pump and the mixing tank.
6. The powder feeding device for the shield foaming agent according to claim 3, further comprising a control valve, wherein the control valve is arranged on the conveying pipeline and used for controlling the conduction or the cut-off of the conveying pipeline.
7. The powder feeding device for the shield foaming agent according to claim 1, further comprising a feeding platform, wherein the feeding platform is provided with a mounting cavity, the mixing tank is arranged in the mounting cavity, and the powder port is arranged above the feeding platform.
8. The powder feeding device for the shield foaming agent of any one of claims 1 to 7, further comprising a dust collecting mechanism, wherein an air inlet of the dust collecting mechanism is communicated with the mixing cavity.
9. A shield foaming agent production system, which is characterized by comprising a stirring device and the powder feeding device of any one of claims 1 to 8, wherein the conveying mechanism is used for conveying the mixture in the mixing cavity into the stirring cavity of the stirring device.
10. The system for producing the shield foaming agent according to claim 9, further comprising a powder bin, wherein the powder feeding device for the shield foaming agent is arranged in the powder bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920293819.XU CN209752706U (en) | 2019-03-07 | 2019-03-07 | Shield constructs production system of foamant and powder feeding device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920293819.XU CN209752706U (en) | 2019-03-07 | 2019-03-07 | Shield constructs production system of foamant and powder feeding device thereof |
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| CN209752706U true CN209752706U (en) | 2019-12-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111154497A (en) * | 2020-02-19 | 2020-05-15 | 济南重工股份有限公司 | Production device and method of shield tunneling machine foaming agent |
| CN112920497A (en) * | 2021-01-22 | 2021-06-08 | 温州锋润新材料有限公司 | EVA color foamed cotton and production process thereof |
-
2019
- 2019-03-07 CN CN201920293819.XU patent/CN209752706U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111154497A (en) * | 2020-02-19 | 2020-05-15 | 济南重工股份有限公司 | Production device and method of shield tunneling machine foaming agent |
| CN112920497A (en) * | 2021-01-22 | 2021-06-08 | 温州锋润新材料有限公司 | EVA color foamed cotton and production process thereof |
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Effective date of registration: 20210422 Address after: 511462 No.1-1, Xin'an section 1, rainbow Avenue, Xin'an village, Wanqingsha Town, Nansha District, Guangzhou City, Guangdong Province Patentee after: CRCC South China Construction (Guangzhou) high tech Industry Co.,Ltd. Address before: 511458 No. 106 Fengze East Road, Nansha District, Guangzhou City, Guangdong Province (Building No. 1), X1301-G352 (Office only) (JM) Patentee before: CHINA RAILWAY CONSTRUCTION SOUTH CHINA CONSTRUCTION Co.,Ltd. |
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