CN109915171B - Mix slip casting machine for tunnel construction for removing concrete gas through flow choking pressing - Google Patents
Mix slip casting machine for tunnel construction for removing concrete gas through flow choking pressing Download PDFInfo
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- CN109915171B CN109915171B CN201910204332.4A CN201910204332A CN109915171B CN 109915171 B CN109915171 B CN 109915171B CN 201910204332 A CN201910204332 A CN 201910204332A CN 109915171 B CN109915171 B CN 109915171B
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Abstract
The invention discloses a mixed grouting machine for tunnel construction for removing concrete gas through flow-resisting pressing, which structurally comprises: the output tube, the active mixing device, the input tube, the bearing frame, the air pressure frame, the upside terminal surface that the movable mixing device was located to the bearing frame and with active mixing device fixed connection, the pressure through inside pressure movable frame makes inside concrete pressurized decline back, then the concrete extrusion is opened and shut the frame, simultaneously after the choked flow partial pressure of opening and shutting the frame, after the inside bubble explosion, output, meanwhile, the water pipe water injection through the below, make the gas of the inside of inside fixture block extruded, simultaneously carry out the screens back through the slant post, through the inside rivers of mounting bracket output, and adjust through the slant post of slant, pass through electromagnetic adsorption after the decline, and carry out humidification work to the concrete of entering through the remaining moisture of slant structure, prevent that the concrete is too dry.
Description
Technical Field
The invention relates to the field of tunnel construction, in particular to a mixed grouting machine for tunnel construction, which removes concrete gas through flow blocking and pressing.
Background
A grouting machine generally performs a grouting work by inputting various raw materials, performing high-speed rotational stirring by an internal stirring device to mix the raw materials in the grouting machine with water to form concrete, and performing grouting by suction under a negative pressure, but in such a manner:
when grouting work is carried out, raw materials mixed through high-speed stirring are processed, and during stirring, the liquid inside is rotated and turned at a high speed, so that gas is in contact with the raw materials in a high area, the gas inside concrete is increased, the bubble holes in the filling part caused by the fact that the gas inside the filling part is too large during filling are caused, the filling effect is influenced, and during stirring output, the water loss of the concrete inside is too large, the filling is difficult, and the early condensation condition is caused.
Disclosure of Invention
Aiming at the defects of the prior art, the invention is realized by the following technical scheme: get rid of gaseous tunnel construction of concrete through choked flow pressfitting and use mixed slip casting machine, its structure includes: output tube, activity mixing arrangement, input tube, bearing frame, atmospheric pressure frame, the upside terminal surface that the activity mixing arrangement was located to the bearing frame and with activity mixing arrangement fixed connection, inside of atmospheric pressure frame embedding bearing frame and with both swing joint of inside of bearing frame, both through connections of right side terminal surface that the activity mixing arrangement was located to the output tube, the input tube is located the left side terminal surface of activity mixing arrangement and with activity mixing arrangement mechanical connection, the inside of bearing frame is equipped with the ball adjustable shelf.
As a further optimization of the invention, the movable mixing device is provided with a stress output frame, a flow resistance combining frame and a pressing frame, the stress output frame is positioned on the lower side end face of the flow resistance combining frame and is of an integrated structure, the pressing frame is arranged above the flow resistance combining frame and is movably connected with the flow resistance combining frame, and the pressing frame is of a cylindrical downward circular table sliding structure.
As a further optimization of the invention, the stress output frame is provided with a joint seat, an electromagnet, a movable frame, a spring block, an installation frame, an oblique column and a fixture block, the joint seat is arranged on the outer side end face of the fixture block and is communicated with the outer side end face of the fixture block, the oblique column is embedded into the fixture block and is in clearance fit, the spring block is arranged on the lower end face of the oblique column and is fixedly connected with the lower end face of the oblique column, the movable frame wraps the outer side end face of the oblique column and is in clearance fit, the electromagnet is arranged on the lower side surface of the oblique column and is movably connected with the oblique column, the installation frame and the joint seat are parallel to each other and are fixedly connected with the fixture block, the electromagnet is movably connected with an external electromagnetic structure.
As a further optimization of the invention, the oblique column is provided with a rod body, a magnetic block, a support block, a column disc and an arc block, the arc block is positioned on the outer side end face of the column disc and is of an integrated structure, the support block is fixedly arranged on the front end surface of the column disc, the rod body and the column disc are perpendicular to each other and are of an integrated structure, and the magnetic block is embedded in the column disc and is of an integrated structure with the column disc.
As a further optimization of the invention, the flow-resisting dividing and combining frame is provided with an output seat, an opening and closing frame, a clamping hook, a water pipe and a conical block, the output seat is positioned on the outer side end face of the conical block and is fixedly connected with the conical block, the water pipe is arranged on the upper side end face of the output seat and is communicated with the conical block, the opening and closing frame is positioned on the lower side end face of the conical block and is movably connected with the conical block, the clamping hook is arranged on the lower surface of the conical block and is fixedly connected with the conical block, and the clamping hook is of a.
As a further optimization of the invention, the opening and closing frame is provided with a spring ring, a clamping plate, a hinged seat, a movable wheel, a carriage, a pipeline, a support plate and a cushion, the cushion is embedded in the carriage and movably connected with the carriage, the carriage is positioned on the lower side end face of the pipeline and fixedly connected with the pipeline, the spring ring is positioned on the outer side end face of the cushion and is in fit connection with the cushion, the support plate is positioned on the upper surface of the pipeline and fixedly connected with the upper surface of the pipeline, the hinged seat is positioned on the rear side end face of the spring ring and fixedly connected with the hinged seat, the clamping plate is positioned on the lower surface of the hinged seat and fixedly connected with the hinged seat, and the movable wheel is positioned on the left side end.
As a further optimization of the invention, the arc block is of an arc-shaped structure which obliquely moves downwards.
As a further optimization of the invention, the pipeline is of a special-shaped structure with a wide upper part and a narrow lower part and a hinge block arranged inside, and a spring ring block for resetting is arranged inside the movable wheel.
Advantageous effects
The invention is applied to a mixed grouting machine for tunnel construction for removing concrete gas through flow-resisting pressing, when grouting work is carried out, after the mixed and stirred concrete is conveyed into the interior of equipment through an input pipe, then the power of an air pressure frame is given, the concrete in the interior is pressed and moved by the downward displacement of the pressing frame in the interior, after the concrete in the interior is pressed and reduced, the circulating concrete extrudes an opening and closing frame, meanwhile, through the obstruction of an inner pipeline, the crushing and shunting work of the concrete is carried out through a hinging block in the pipeline, then, under the displacement of a clamping plate turned over under stress, a spring ring below pulls a cushion to displace on a sliding frame, the pipeline is opened, after the flow-resisting and partial pressure of the concrete in the interior, bubbles in the interior explode, thereby preventing the occurrence of bubble holes during grouting, and then the concrete is output, meanwhile, water pipe water injection through the below is carried out, make the inside gas of inside fixture block extruded by rivers, carry out the screens back through post dish and the arc piece on the slant post simultaneously, receive hydraulic influence displacement downwards, and after displacement to certain distance, the electro-magnet of below is linked together the back with external electric current, the magnetism actuation magnetic path of production carries out fixed work, and open mounting bracket and joint chair through the support piece, rivers flow through the mounting bracket, the mounting bracket top is equipped with the fine omentum simultaneously and can be after rivers output, form certain water film and be used for preventing gaseous entering, and adjust through slant post dish and arc piece post, carry out humidification work to the concrete that gets into at the remaining moisture on the surface of post dish and arc piece, prevent that the concrete is too dry.
According to the invention, the stress output frame is matched with the flow-resisting dividing and combining frame, the concrete in the interior is pressed to descend through the pressing of the pressing frame in the interior, then the concrete extrudes the dividing and combining frame, meanwhile, after the flow-resisting partial pressure of the dividing and combining frame, the bubbles in the interior explode and are output, meanwhile, water is injected through the water pipe below the dividing and combining frame, so that the gas in the interior of the fixture block in the interior is extruded out, the water flow in the interior is output through the mounting frame after the clamping is carried out through the oblique column, the adjustment is carried out through the oblique column, the electromagnetic adsorption is carried out after the descending, the humidification work is carried out on the entering concrete through the residual moisture in the oblique structure, and the concrete is prevented from being dried.
According to the invention, through the inclined column, through the upward radian of the inner arc block and the cooperation with the column disc, a small part of water flow in the device can be remained in the device when the inner water flow is output, and meanwhile, the magnetic block below the inclined column can be movably contacted with the device, so that the inclined column is attracted and repelled with the electromagnet below the inclined column, and the humidification and fixation work can be completed.
According to the invention, through the opening and closing frame, when concrete is extruded into the pipeline by the hinging blocks in the pipeline, gas in the concrete is exploded, the output gas flows out, the concrete gas is removed, meanwhile, the concrete is divided into small parts, and the spring ring pulls the cushion on the sliding frame to complete the opening and closing work of the equipment through the displacement of the clamping plate below, so that the discharging time of the concrete in the pipeline can be better controlled, the opportunity of contacting with the gas below is reduced, and the internal gas is better removed.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic front view of a main body of a hybrid grouting machine for tunnel construction for removing concrete gas by flow-resistant pressing according to the present invention.
Fig. 2 is a schematic view of a cross-sectional mechanism of a sweeping and grinding device of a hybrid grouting machine for tunnel construction for removing concrete gas by flow-resisting and pressing.
Fig. 3 is a schematic structural view of a stressed output frame of the hybrid grouting machine for tunnel construction for removing concrete gas through flow-resisting pressing.
Fig. 4 is a schematic three-dimensional structure diagram of an oblique column of the hybrid grouting machine for tunnel construction for removing concrete gas through flow-resisting pressing according to the present invention.
Fig. 5 is a schematic structural view of a flow blocking and combining rack of the hybrid grouting machine for tunnel construction for removing concrete gas through flow blocking and pressing according to the present invention.
Fig. 6 is a schematic structural view of an opening and closing frame of the hybrid grouting machine for tunnel construction for removing concrete gas through flow-resisting pressing according to the present invention.
In the figure: an output pipe-1, a movable mixing device-2, an input pipe-3, a bearing seat-4, an air pressure frame-5, a stressed output frame-21, a choked flow dividing and combining frame-22, a pressing frame-23, a joint seat-211, an electromagnet-212, a movable frame-213, a spring block-214, a mounting frame-215, an inclined column-216, a fixture block-217, a rod body-2161 and a magnet block-2162, support block-2163, column tray-2164, arc block-2165, output seat-221, open-close frame-222, hook-223, water pipe-224, conical block-225, spring ring-2221, fixture block plate-2222, hinged seat-2223, movable wheel-2224, carriage-2225, pipe-2226, support plate-2227 and soft cushion-2228.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.
Examples
Referring to fig. 1, the present invention provides a hybrid grouting machine for tunnel construction for removing concrete gas through flow-resistant pressing, which comprises: output tube 1, activity mixing arrangement 2, input tube 3, bearing frame 4, air pressure frame 5, the upside terminal surface of activity mixing arrangement 2 is located to bearing frame 4 and with activity mixing arrangement 2 fixed connection, air pressure frame 5 imbeds the inside of bearing frame 4 and with both swing joint in the inside of bearing frame 4, output tube 1 locates both link up connections of right side terminal surface of activity mixing arrangement 2, input tube 3 is located the left side terminal surface of activity mixing arrangement 2 and with activity mixing arrangement 2 mechanical connection, the inside of bearing frame 4 is equipped with the ball adjustable shelf, can slow down the equipment frictional force when equipment displacement through inside ball structure.
Referring to fig. 2, the present invention provides a hybrid grouting machine for tunnel construction for removing concrete gas through flow-resistant pressing, which comprises: the movable mixing device 2 is provided with a stress output frame 21, a flow-blocking dividing and combining frame 22 and a pressing frame 23, the stress output frame 21 is located on the lower side end face of the flow-blocking dividing and combining frame 22, the pressing frame 23 is arranged above the flow-blocking dividing and combining frame 22 and is movably connected with the lower side end face of the flow-blocking dividing and combining frame, the pressing frame 23 is of a cylindrical downward circular table sliding structure, and the concrete in the extrusion equipment with a better internal structure can be matched when the concrete is extruded through the cylindrical downward circular table structure.
Referring to fig. 3, the present invention provides a hybrid grouting machine for tunnel construction for removing concrete gas through flow-resistant pressing, which comprises: the force output frame 21 is provided with a joint seat 211, an electromagnet 212, a movable frame 213, a spring block 214, a mounting frame 215, an inclined column 216 and a fixture block 217, wherein the joint seat 211 is arranged on the outer side end surface of the fixture block 217 and communicated with the outer side end surface of the fixture block 217, the inclined column 216 is embedded into the fixture block 217 in a clearance fit manner, the spring block 214 is arranged on the lower end surface of the inclined column 216 and fixedly connected with the lower end surface of the inclined column 216, the movable frame 213 wraps the outer side end surface of the inclined column 216 in a clearance fit manner, the electromagnet 212 is arranged on the lower side surface of the inclined column 216 and movably connected with the inclined column 216, the mounting frame 215 and the joint seat 211 are parallel to each other and fixedly connected with the fixture block 217, the electromagnet 212 is movably connected with an external electromagnetic structure and communicated with external current through an internal electric wire, magnetism is generated by electricity for fixed attraction, and a cloth, after the water flow in the device is output, a certain water film can be formed to prevent the gas from entering in a wide range.
Referring to fig. 4, the present invention provides a hybrid grouting machine for tunnel construction for removing concrete gas through flow-resistant pressing, which comprises: the inclined column 216 is provided with a rod body 2161, a magnetic block 2162, a bracket block 2163, a column tray 2164 and an arc block 2165, the arc block 2165 is positioned at the outer side end face of the column tray 2164 and is of an integrated structure, the bracket block 2163 is fixedly installed on the front end surface of the column tray 2164, the rod body 2161 and the column tray 2164 are of an integrated structure which are vertical to each other, the magnetic block 2162 is embedded in the column tray 2164 and is of an integrated structure with the column tray 2164, and the arc block (2165) is of an arc-shaped inclined movable downward structure, so that a certain water collecting groove can be formed to perform flow collecting work on water flow in the device.
Referring to fig. 5, the present invention provides a hybrid grouting machine for tunnel construction for removing concrete gas through flow-resistant pressing, which comprises: the flow blocking and combining frame 22 is provided with an output seat 221, an opening and closing frame 222, a clamping hook 223, a water pipe 224 and a conical block 225, the output seat 221 is located on the outer side end face of the conical block 225 and is fixedly connected with the conical block 225, the water pipe 224 is located on the upper side end face of the output seat 221 and is communicated with the upper side end face of the conical block 225, the opening and closing frame 222 is located on the lower side end face of the conical block 225 and is movably connected with the lower side end face of the conical block 225, the clamping hook 223 is located on the lower surface of the conical block 225 and is fixedly connected with the lower surface of the conical block 225, the clamping hook 223 is of a downward bent arc-shaped structure.
Referring to fig. 6, the present invention provides a hybrid grouting machine for tunnel construction for removing concrete gas through flow-resistant pressing, which comprises: the retractable frame 222 is provided with a spring ring 2221, a latch plate 2222, a hinge seat 2223, a movable wheel 2224, a carriage 2225, a tube 2226, a support plate 2227 and a cushion 2228, wherein the cushion 2228 is embedded in the carriage 2225 and movably connected with the carriage 2225, the carriage 2225 is positioned at the lower end face of the tube 2226 and fixedly connected with the tube 2226, the spring ring 2221 is positioned at the outer end face of the cushion 2228 and is fittingly connected with the cushion 2228, the support plate 2227 is positioned at the upper end face of the tube 2226, the hinge seat 2223 is positioned at the rear end face of the spring ring 2221, the latch plate 2222 is positioned at the lower end face of the hinge seat 2223 and is fixedly connected with the hinge seat 2223, the movable wheel 2224 is positioned at the left end face of the latch plate 2222, the tube 2226 is a special-shaped structure with a hinge block arranged at the inner part with a wide upper part and a narrow part, and when concrete displacement is performed through the hinge structure, the internal gas can be pressed to break, so as to output the redundant gas, and the movable wheel 2224 is internally provided with a spring ring block for reset, so that the reset operation can be performed after the device is pressed.
When grouting work is carried out, after the mixed and stirred concrete is conveyed into the interior of the equipment through the input pipe 3, the power of the air pressure frame 5 is given, the inner concrete is pressed and moved by the inner pressing frame 23 which moves downwards, the inner concrete is pressed and lowered, then the circulating concrete extrudes the opening and closing frame 222, meanwhile, the crushing and shunting work of the concrete is carried out through the hinging blocks inside the pipeline 2226, then, the spring ring 2221 below is used for pulling the soft cushion 2228 to move on the carriage 2225 under the displacement of the fixture block plate 2222 which is forced to turn downwards, the pipeline 2226 is opened, so that after the inner concrete is subjected to flow resistance and partial pressure, the bubbles inside explode, thereby preventing the occurrence of bubble holes during grouting, the concrete is output, meanwhile, water is injected through the water pipe 224 below, and the gas inside the fixture block 217 inside is extruded by water flow, meanwhile, after the inclined column 216 is clamped by the column disc 2164 and the arc block 2165, the inclined column is downwards displaced under the influence of water pressure, after the inclined column is displaced to a certain distance, the electromagnet 212 below is communicated with external current, the generated magnetic attraction magnet 2162 is fixed, the mounting frame 215 and the joint seat are opened by the support block 2163, water flows out through the mounting frame 215, meanwhile, a fine net film is arranged above the mounting frame 215, a certain water film can be formed for preventing gas from entering after the water flow is output, the inclined column disc 2164 and the arc block 2165 are used for adjusting, moisture remained on the surfaces of the column disc 2164 and the arc block 2165 humidifies the entering concrete, and the concrete is prevented from being excessively dried.
The invention solves the problems that when grouting work is carried out, when mixed raw materials are stirred at high speed, liquid in the concrete is rotated and turned at high speed during stirring, so that gas is in high-area contact, gas in the concrete is increased, and bubble cavities in the concrete are generated due to overlarge gas in the concrete during filling, the filling effect is influenced, and when the concrete is stirred and output, water in the concrete is lost too much, so that the filling is difficult and the early condensation is generated, in the invention, the stress output frame 21 is matched with the flow-resisting opening and closing frame 22, the concrete in the concrete is pressed and reduced by the pressing of the pressing frame in the concrete, then the concrete extrudes the opening and closing frame, and simultaneously, after the flow-resisting partial pressure of the opening and closing frame, the bubbles in the concrete are exploded and output, and simultaneously water is injected through a water pipe below, the gas in the inner fixture block is extruded out, the clamping is carried out through the inclined columns, the water flow in the inner fixture block is output through the mounting frame, the adjustment is carried out through the inclined columns, the electromagnetic adsorption is carried out after the water flow descends, the humidification work is carried out on the entering concrete through the residual moisture of the inclined structure, the excessive drying of the concrete is prevented, a small part is remained in the equipment when the water flow in the inner fixture block is output through the upward radian of the inner arc block and the cooperation with the column tray, the movable contact with the equipment can be carried out through the magnetic block below, the attraction and the repulsion of the electromagnet below can be realized, the humidification and the fixation work can be finished, when the concrete is extruded to enter through the hinging block in the pipeline, the gas in the concrete explodes, the output gas flows out, the concrete gas is removed, and the concrete is divided into small part structures simultaneously, and the spring ring pulls the cushion on the sliding frame to complete the opening and closing work of the equipment through the displacement of the lower clamping plate, so that the time for discharging the concrete in the interior can be better controlled, the opportunity of contacting with the air below is reduced, and the internal air is better removed.
While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.
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.
Claims (3)
1. Get rid of gaseous tunnel construction of concrete through choked flow pressfitting and use mixed slip casting machine, its structure includes: output tube (1), activity mixing arrangement (2), input tube (3), bearing frame (4), atmospheric pressure frame (5), the upside terminal surface of activity mixing arrangement (2) and with activity mixing arrangement (2) fixed connection are located in bearing frame (4), atmospheric pressure frame (5) imbed the inside of bearing frame (4) and with both swing joint in the inside of bearing frame (4), its characterized in that:
the output pipe (1) is arranged on the right end face of the movable mixing device (2) and is communicated with the right end face of the movable mixing device, and the input pipe (3) is arranged on the left end face of the movable mixing device (2) and is mechanically connected with the movable mixing device (2);
the movable mixing device (2) is provided with a stress output frame (21), a flow-resisting splitting and combining frame (22) and a pressure moving frame (23), the stress output frame (21) is positioned on the lower side end face of the flow-resisting splitting frame (22), the stress output frame and the flow-resisting splitting and combining frame are of an integrated structure, and the pressure moving frame (23) is arranged above the flow-resisting splitting frame (22) and is movably connected with the flow-resisting splitting frame;
the stress output frame (21) is provided with a joint seat (211), an electromagnet (212), a movable frame (213), a spring block (214), an installation frame (215), an inclined column (216) and a fixture block (217), the joint seat (211) is arranged on the outer side end face of the fixture block (217) and communicated with each other, the inclined column (216) is embedded into the fixture block (217) and in clearance fit with each other, the spring block (214) is arranged on the lower end face of the inclined column (216) and fixedly connected with each other, the movable frame (213) wraps the outer side end face of the inclined column (216) and in clearance fit with each other, the electromagnet (212) is positioned on the lower side surface of the inclined column (216) and movably connected with the inclined column (216), and the installation frame (215) is parallel to the joint seat (211) and is fixedly connected with the fixture block (217);
the inclined column (216) is provided with a rod body (2161), a magnetic block (2162), a bracket block (2163), a column tray (2164) and an arc block (2165), the arc block (2165) is positioned at the outer side end face of the column tray (2164) and is of an integrated structure, the bracket block (2163) is fixedly installed on the front end surface of the column tray (2164), the rod body (2161) and the column tray (2164) are of an integrated structure which are perpendicular to each other, and the magnetic block (2162) is embedded in the column tray (2164) and is of an integrated structure with the column tray (2164);
the flow blocking and combining frame (22) is provided with an output seat (221), an opening and closing frame (222), a clamping hook (223), a water pipe (224) and a conical block (225), the output seat (221) is located on the outer side end face of the conical block (225) and is fixedly connected with the conical block (225), the water pipe (224) is arranged on the upper side end face of the output seat (221) and is in through connection with the upper side end face of the conical block, the opening and closing frame (222) is located on the lower side end face of the conical block (225) and is movably connected with the lower side end face of the conical block, and the clamping hook (223) is arranged on the lower surface of the;
the opening and closing frame (222) is provided with a spring ring (2221), a fixture block plate (2222), a hinged seat (2223), a movable wheel (2224), a sliding frame (2225), a pipeline (2226), a supporting plate (2227) and a soft cushion (2228), the soft pad (2228) is embedded in the carriage (2225) and is movably connected with the carriage (2225), the carriage (2225) is positioned at the lower end surface of the pipeline (2226) and is fixedly connected with the pipeline (2226), the spring ring (2221) is positioned at the outer end face of the soft pad (2228) and is matched and connected with the soft pad (2228), the supporting plate (2227) is positioned on the upper surface of the pipeline (2226) and fixedly connected with the upper surface of the pipeline, the hinged seat (2223) is positioned at the rear end surface of the spring ring (2221) and fixedly connected with the spring ring, the clamping plate (2222) is positioned on the lower surface of the hinge seat (2223) and is fixedly connected with the hinge seat (2223), the movable wheel (2224) is positioned at the left end face of the clamping plate (2222) and is movably connected with the left end face of the clamping plate.
2. The hybrid grouting machine for tunnel construction for removing concrete gas through choke pressing according to claim 1, characterized in that: the arc block (2165) is of an arc-shaped structure which can move downwards in an inclined way.
3. The hybrid grouting machine for tunnel construction for removing concrete gas through choke pressing according to claim 1, characterized in that: the pipeline (2226) is of a special-shaped structure with a hinge block arranged inside the pipeline with a wide upper part and a narrow lower part, and a spring ring block for resetting is arranged inside the movable wheel (2224).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204332.4A CN109915171B (en) | 2019-03-18 | 2019-03-18 | Mix slip casting machine for tunnel construction for removing concrete gas through flow choking pressing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204332.4A CN109915171B (en) | 2019-03-18 | 2019-03-18 | Mix slip casting machine for tunnel construction for removing concrete gas through flow choking pressing |
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| CN109915171A CN109915171A (en) | 2019-06-21 |
| CN109915171B true CN109915171B (en) | 2020-11-20 |
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| CN205112086U (en) * | 2015-11-09 | 2016-03-30 | 唐山中陶卫浴制造有限公司 | Eliminate device of ceramic mud bubble |
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| CN205364208U (en) * | 2016-01-28 | 2016-07-06 | 信阳农林学院 | Concrete mixer for building |
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| CN109443005A (en) * | 2018-10-29 | 2019-03-08 | 黄崇生 | It is pressurizeed by structure and is crushed exhaust Anti-bubble Rapid fettling equipment for metallurgy heating furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5688479B2 (en) * | 2014-02-13 | 2015-03-25 | 鹿島建設株式会社 | Tunnel construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205112086U (en) * | 2015-11-09 | 2016-03-30 | 唐山中陶卫浴制造有限公司 | Eliminate device of ceramic mud bubble |
| CN205238283U (en) * | 2015-12-15 | 2016-05-18 | 陈龙辉 | High -performance concrete mixer for building |
| CN205364208U (en) * | 2016-01-28 | 2016-07-06 | 信阳农林学院 | Concrete mixer for building |
| CN108896443A (en) * | 2018-08-24 | 2018-11-27 | 陈永林 | Ordinary portland cement detection device |
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