CN115026937B - Based on quick pressure release device of vacuum suction hood for aerated concrete production - Google Patents
Based on quick pressure release device of vacuum suction hood for aerated concrete production Download PDFInfo
- Publication number
- CN115026937B CN115026937B CN202210643176.3A CN202210643176A CN115026937B CN 115026937 B CN115026937 B CN 115026937B CN 202210643176 A CN202210643176 A CN 202210643176A CN 115026937 B CN115026937 B CN 115026937B
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- Prior art keywords
- vacuum suction
- fixed
- adapter
- aerated concrete
- suction hood
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 229910000639 Spring steel Inorganic materials 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 12
- 229920001875 Ebonite Polymers 0.000 claims description 5
- 230000006837 decompression Effects 0.000 claims 6
- 239000002699 waste material Substances 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005520 cutting process Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/04—Exhausting or laying dust
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention belongs to the technical field of aerated concrete production, and particularly relates to a vacuum suction hood rapid pressure relief device for producing aerated concrete, which comprises the following components: the pressure release mechanism, the assembly mechanism and the sealing mechanism; the pressure relief mechanism comprises a connecting pipe fixed on the vacuum suction cover, an adapter connected to the connecting pipe, a fixed flange fixed on the adapter, a pneumatic butterfly valve connected to the fixed flange through a pipeline and an electromagnetic valve fixed on the pneumatic butterfly valve side; the assembly mechanism is arranged on the adapter and comprises a connecting rod, a rotating ring I and a threaded hole, wherein the connecting rod is connected to the adapter in a threaded mode, the rotating ring I is fixed to the connecting rod, and the threaded hole is formed in the connecting rod. The invention can quickly release the air of the vacuum suction cover through simple combination of the pressure release mechanisms, achieves the aim of quickly and clearly removing waste, is simple and reliable to install and use, achieves the most accurate aim with the minimum installation and production cost, and improves the product size precision of the cut blank.
Description
Technical Field
The invention relates to the technical field of aerated concrete production, in particular to a vacuum suction hood rapid pressure relief device for producing aerated concrete.
Background
Most of vacuum suction covers of the existing vertical cutting machines for aerated concrete equipment adsorb top skin waste materials, the device is slow in air leakage after working, waste materials are not thoroughly cleaned, and inconvenient to use, so that the existing equipment and related products are insufficient in precision, and the existing product requirements and construction process cannot be met. The structure adopts the pneumatic butterfly valve as an executive component to control the air pressure of the vacuum suction cover, and under the control of the electromagnetic valve, the air pressure of the vacuum suction cover is instantaneously released, so that the function of rapid pressure relief is achieved. The device has simple processing, relatively low cost and stable and reliable equipment operation; the system adopts the components which are easy to install and disassemble, so that the system is convenient for future maintenance and repair, and the after-sale cost is effectively reduced.
The vacuum suction hood of the water vertical cutting machine of the existing aerated concrete dicing equipment adsorbs top skin waste materials, most of the devices have the phenomena that the air leakage is slow after working, the waste materials are not thoroughly cleaned, the use is inconvenient, the waste materials remained on the suction hood easily cause the unclean cleaning of the waste materials of the next die blank body, the blank body is unnecessarily damaged, the size precision of the cut blank body is easily caused, the size precision of the cut blank body is difficult to guarantee, certain puzzlement is caused for the later forming process, the time and the labor are wasted, and the requirements for improving the quality and controlling the cost of the product cannot be met.
Disclosure of Invention
The present invention aims to solve one of the technical problems existing in the prior art or related technologies.
The technical scheme adopted by the invention is as follows:
based on production is quick pressure release device of vacuum suction hood for aerated concrete, include: the pressure release mechanism, the assembly mechanism and the sealing mechanism; the pressure relief mechanism comprises a connecting pipe fixed on the vacuum suction cover, an adapter connected to the connecting pipe, a fixed flange fixed on the adapter, a pneumatic butterfly valve connected to the fixed flange through a pipeline and an electromagnetic valve fixed on the pneumatic butterfly valve side; the assembly mechanism is arranged on the adapter and comprises a connecting rod connected to the adapter in a threaded manner, a first swivel ring fixed on the connecting rod, a threaded hole formed in the connecting rod, a supporting rod connected to the threaded hole in a threaded manner, a second swivel ring arranged on the supporting rod, a clamping connector arranged at the end part of the supporting rod, a clamping seat clamped outside the clamping connector, a fixing plate hinged to the side of the clamping seat, a pressing and fixing groove formed in the fixing plate, and a fastening belt surrounding the side of the vacuum suction hood and allowing the connecting pipe and the connecting rod to pass through; the sealing mechanism comprises a sealing sleeve, a sealing gasket, a tightening groove, a tightening rib and a sealing protrusion, wherein the sealing sleeve is in pressure connection with the pressing groove, the sealing gasket is fixed on the side of the sealing sleeve, the tightening groove is formed in the outer side of the sealing sleeve, the tightening rib is fixed in the tightening groove, and the sealing protrusion is fixed in the pressing groove.
The present invention may be further configured in a preferred example to: the fixing device is characterized in that a fixing hole is formed in the fastening belt, a first fixing seat is inserted into the fixing hole, a second fixing seat is inserted into the first fixing seat, the first fixing seat and the second fixing seat are respectively fixed on the spring steel plate, and the spring steel plate is wrapped at the joint of the fastening belt.
The present invention may be further configured in a preferred example to: the sealing sleeve adopts a hard rubber plate structure, and the sealing gasket adopts a soft rubber gasket structure.
The present invention may be further configured in a preferred example to: the sealing sleeve is of an L-shaped semi-cylindrical structure.
The present invention may be further configured in a preferred example to: and a cushion block for cushioning and protecting the fastening belt is arranged on the first swivel.
The present invention may be further configured in a preferred example to: the side of the fixed plate is provided with an anti-slip protrusion for preventing slipping.
The present invention may be further configured in a preferred example to: the fastening belt is sleeved with a cushion sleeve for cushion protection.
The present invention may be further configured in a preferred example to: the assembly mechanism is provided with two groups symmetrical with the adapter and is used for balancing and fixing the connecting pipe and the adapter on the vacuum suction cover.
The technical scheme of the invention has the following beneficial technical effects:
1. the invention can quickly release the air of the vacuum suction cover through simple combination of the pressure release mechanisms, achieves the aim of quickly and clearly removing waste, is simple and reliable to install and use, achieves the most accurate aim with the minimum installation and production cost, and improves the product size precision of the cut blank.
2. The pressure release mechanism can be reasonably arranged on the vacuum suction cover through the assembly mechanism and the sealing mechanism, only the vacuum suction cover is required to be perforated, the operation is simple and convenient, the practicability is high, the sealing mechanism can seal the joint of the connecting pipe and the vacuum suction cover, and the high efficiency of air leakage is ensured.
Drawings
FIG. 1 is a top view of a quick pressure relief device according to an embodiment of the present invention;
FIG. 2 is a schematic view of an assembly mechanism according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of a quick pressure relief device according to an embodiment of the present invention;
FIG. 4 is a top view of a fastening strip connection according to one embodiment of the present invention;
fig. 5 is a side view of a fastening strap connection of one embodiment of the present invention.
Reference numerals:
100. a pressure release mechanism; 110. a vacuum suction hood; 120. a connecting pipe; 130. an adapter; 140. a fixed flange; 150. pneumatic butterfly valve; 160. an electromagnetic valve;
200. an assembly mechanism; 210. a connecting rod; 220. a swivel I; 221. a cushion block; 230. a threaded hole; 240. a supporting and fixing rod; 250. a second swivel; 260. a clamping joint; 270. a clamping seat; 280. a fixing plate; 281. a slip preventing protrusion; 290. pressing and fixing the groove; 201. a fastening strap; 202. a fixing hole; 203. a first fixing seat; 204. a second fixing seat; 205. a spring steel plate; 206. a cushion cover;
300. a sealing mechanism; 310. sealing sleeve; 320. a sealing gasket; 330. tightening the fixed groove; 340. tightening the ribs; 350. and a sealing protrusion.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present invention and features in the embodiments may be combined with each other.
The following describes a vacuum hood rapid pressure relief device for aerated concrete production based on some embodiments of the present invention with reference to the accompanying drawings.
Embodiment one:
referring to fig. 1-5, the invention provides a vacuum suction hood rapid pressure relief device for aerated concrete production, comprising: pressure relief mechanism 100, assembly mechanism 200, and sealing mechanism 300;
the pressure release mechanism 100 comprises a connecting pipe 120 fixed on the vacuum suction cover 110, an adapter 130 connected to the connecting pipe, a fixed flange 140 fixed on the adapter 130, a pneumatic butterfly valve 150 connected to the fixed flange 140 through a pipeline, and an electromagnetic valve 160 fixed on the side of the pneumatic butterfly valve 150, and the pressure release mechanism 100 is used in a simple combination manner, so that the vacuum suction cover can be quickly deflated, the purpose of quickly and clearly removing waste materials is achieved, the installation and the use are simple and reliable, the most accurate purpose is achieved with the minimum installation and production cost, and the product size precision of a cut blank is improved.
Specifically, the pressure detector of the signal connection solenoid valve 160 is disposed on the connection pipe 120, and the pressure in the vacuum suction hood 110 can be monitored by the pressure detector, so that the pressure relief can be reasonably and timely performed.
The assembly mechanism 200 is disposed on the adapter 130, the assembly mechanism 200 includes a connecting rod 210 screwed on the adapter 130, a first swivel 220 fixed on the connecting rod 210, a threaded hole 230 formed in the connecting rod 210, a second swivel 250 screwed on the threaded hole 230, a clamping head 260 disposed at an end of the second swivel 240, a clamping seat 270 clamped outside the clamping head 260, a fixing plate 280 hinged on the clamping seat 270 side, a pressing slot 290 formed on the fixing plate 280, and a fastening belt 201 surrounding the vacuum suction cover 110 side and allowing the connecting pipe 120 and the connecting rod 210 to pass through, the assembly mechanism 200 can reasonably mount the pressure release mechanism 100 on the vacuum suction cover 110, only the vacuum suction cover 110 is required to be perforated, the operation is simple and convenient, the practicability is high, the vacuum suction cover 110 can be rectangular, round or heterogeneous cover-shaped structure, the scheme can be fixed on the vacuum suction cover 110, and the assembly mechanism 200 is provided with two groups of symmetrical with the adapter 130 for fixing the connecting pipe 120 and the adapter 130 on the vacuum suction cover 110.
Specifically, the first swivel 220 is provided with a cushion block 221 for cushioning and protecting the fastening belt 201, the fastening belt 201 can be cushioned and protected by the cushion block 221, the fastening belt 201 is prevented from being damaged by excessive bending, and in addition, the side surface of the fixing plate 280 is provided with an anti-slip protrusion 281 for preventing slipping, so that the stability of the assembly mechanism 200 to the installation of the pressure release mechanism 100 can be improved.
Further, the fastening strap 201 is provided with a fixing hole 202, a fixing seat I203 is inserted into the fixing hole 202, a fixing seat II 204 is inserted into the fixing seat I203, the fixing seat I203 and the fixing seat II 204 are respectively fixed on the spring steel plate 205, the spring steel plate 205 is wrapped at the joint of the fastening strap 201, the fastening strap 201 can be connected and fixed when the fastening strap 201 cannot be continuously used by detachably arranging the fixing seat I203, the fixing seat II 204 and the spring steel plate 205, the whole fastening strap 201 is normally sleeved on the vacuum suction cover 110, the fastening strap 201 is diversified in use, the spring steel plate 205 has better elasticity, the fixing seat I203 is placed into the fixing hole 202 in the breaking process, and the fixing seat II 204 is also inserted into the fixing seat I203 after the spring steel plate 205 is released, so that the portable connection of the fastening strap 201 is completed.
It should be noted that, the fastening belt 201 is provided with holes through which the connecting pipe 120 and the connecting rod 210 pass, so as to facilitate the supporting and fixing of the assembly mechanism 200, in addition, the fastening belt 201 is sleeved with a pad sleeve 206 for pad protection, and the pad sleeve 206 can play a role in pad protection on the vacuum suction cover 110, especially when the vacuum suction cover 110 is in a polygonal or special-shaped structure such as a rectangle, the pad sleeve 206 can move to the corner of the vacuum suction cover 110 on the fastening belt 201, so that the bending force of the fastening belt 201 is reduced, and the subsequent fastening is facilitated.
Embodiment two:
referring to fig. 1 and 3, on the basis of the first embodiment, the sealing mechanism 300 includes a sealing sleeve 310 crimped in the pressing groove 290, a sealing gasket 320 fixed on the sealing sleeve 310, a tightening groove 330 formed on the outer side of the sealing sleeve 310, a tightening rib 340 tightened in the tightening groove 330, and a sealing protrusion 350 fixed in the pressing groove 290, and the joint between the vacuum suction cover 110 and the connecting pipe 120 can be sealed by the sealing mechanism 300, so as to prevent leakage pressure, and ensure a vacuum working environment.
Specifically, the sealing sleeve 310 adopts a hard rubber plate structure, the sealing gasket 320 adopts a soft rubber gasket structure, the hard rubber plate has a certain deformation capability, fine adjustment adaptation can be performed along with the size and the angle of the connecting pipe 120, meanwhile, the hard rubber plate has a certain strength, the sealing effect of the soft rubber gasket is good, and the sealing can be fully completed in the sealing sleeve 310 by being pressed, so that pressure relief is prevented.
Further, the sealing sleeves 310 are in an L-shaped semi-cylindrical structure, and the two sets of sealing sleeves 310 can be completely wrapped outside the connecting pipe 120 to realize sealing.
The scheme aims to solve the problems that the vacuum suction cover 110 on the vertical cutting machine in the existing aerated concrete equipment is slowly deflated, so that the waste material is delayed in removal or incomplete, the dimensional accuracy of a formed blank cannot be achieved, the joint sealing does not reach the standard during the construction of later-stage plates and building blocks, and the like.
The device adopts the common pneumatic butterfly valve 150 as an executive element and the electromagnetic valve 160 as a control element for combined use, can achieve the purposes of quickly discharging air and rapidly removing waste materials, improving the qualification rate of cut blanks, improving the joint sealing during the construction of later-stage plates and building blocks, saving the overall processing and mounting time and reducing the production cost. The pneumatic butterfly valve 150 is connected to the vacuum suction cover 110 through the adapter 130 on the connecting pipe 120, so that normal operation of the vacuum suction cover 110 is not delayed, waste can be timely and rapidly released and cleared, and the pneumatic butterfly valve 150 is controlled through the control element electromagnetic valve 160, so that rapid pressure release of the vacuum suction cover is completed.
The product has novel design, reasonable and simple structure, and can meet the requirement of rapid pressure relief through simple combined use. The novel mechanism solves the unreasonable area of the existing stable cutting processing technology, so that aerated concrete block products are more accurate and richer to adapt to more and wider market demands.
The working principle and the using flow of the invention are as follows: firstly, the fastening belt 201 is sleeved on the side edge of the vacuum suction cover 110, then two ends of the fastening belt 201 are overlapped, the fixing holes 202 are aligned, then the spring steel plate 205 is broken off to move to the outer side of the overlapped part of the fastening belt 201 until the first fixing seat 203 sequentially enters the fixing holes 202, the second fixing seat 204 is clamped into the first fixing seat 203 after the spring steel plate 205 is loosened to complete connection, then the connecting rod 210 passes through the fastening belt 201 and is screwed on the adapter 130 through the first swivel 220, then the supporting rod 240 is screwed through the second swivel 250, so that the fixing plate 280 is gradually close to the vacuum suction cover 110, at the moment, the sealing sleeve 310 is placed at the joint of the vacuum suction cover 110 and the connecting pipe 120, one side of the sealing sleeve 310 is pressed in the pressing and fixing groove 290, the second swivel 250 is continuously rotated to press the sealing sleeve 310 out of the vacuum suction cover 110, finally the sealing sleeve 310 is wound and fixed in the pressing and fixing groove 330 through the tightening rib 340, when the sealing sleeve 310 is tightened, after one or more times of cutting is completed, the opening of the pneumatic valve 150 is controlled through the electromagnetic valve 160, the butterfly valve 160 is decompressed, and chips are discharged.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (8)
1. Based on production is quick pressure release device of vacuum suction hood for aerated concrete, its characterized in that includes:
the pressure release mechanism (100) comprises a connecting pipe (120) fixed on the vacuum suction cover (110), an adapter (130) connected to the connecting pipe (120), a fixed flange (140) fixed on the adapter (130), a pneumatic butterfly valve (150) connected to the fixed flange (140) through a pipeline and a solenoid valve (160) fixed on the side of the pneumatic butterfly valve (150);
the assembly mechanism (200) is arranged on the adapter (130), the assembly mechanism (200) comprises a connecting rod (210) connected to the adapter (130) in a threaded manner, a rotating ring I (220) fixed on the connecting rod (210), a threaded hole (230) formed in the connecting rod (210), a supporting rod (240) connected to the threaded hole (230) in a threaded manner, a rotating ring II (250) arranged on the supporting rod (240), a clamping head (260) arranged at the end part of the supporting rod (240), a clamping seat (270) clamped outside the clamping head (260), a fixing plate (280) hinged to the side of the clamping seat (270), a pressing and fixing groove (290) formed in the fixing plate (280) and a fastening belt (201) which is arranged on the side of the vacuum suction hood (110) in a surrounding manner and used for the connecting pipe (120) and the connecting rod (210) to pass through;
the sealing mechanism (300) comprises a sealing sleeve (310) in the pressing and fixing groove (290), a sealing gasket (320) fixed on the inner side of the sealing sleeve (310), a tightening groove (330) arranged on the outer side of the sealing sleeve (310), a tightening rib (340) tightened in the tightening groove (330) and a sealing protrusion (350) fixed in the pressing and fixing groove (290).
2. The rapid decompression device based on the vacuum suction hood for producing aerated concrete according to claim 1, wherein the fastening belt (201) is provided with a fixing hole (202), a fixing seat I (203) is inserted into the fixing hole (202), a fixing seat II (204) is inserted into the fixing seat I (203), the fixing seat I (203) and the fixing seat II (204) are respectively fixed on a spring steel plate (205), and the spring steel plate (205) is wrapped at the joint of the fastening belt (201).
3. The rapid decompression device based on vacuum suction hood for producing aerated concrete according to claim 1, wherein the sealing sleeve (310) adopts a hard rubber plate structure, and the sealing gasket (320) adopts a soft rubber gasket structure.
4. The rapid decompression device based on a vacuum suction hood for producing aerated concrete according to claim 1, wherein the sealing sleeve (310) has an L-shaped semi-cylindrical structure.
5. The rapid decompression device based on vacuum suction hood for producing aerated concrete according to claim 1, wherein a cushion block (221) for cushioning the fastening belt (201) is arranged on the swivel one (220).
6. A quick pressure release device based on vacuum suction hood for aerated concrete production according to claim 1, characterized in that the side of the fixing plate (280) is provided with anti-slip protrusions (281) for anti-slip.
7. The rapid decompression device based on vacuum suction hood for producing aerated concrete according to claim 1, wherein the fastening belt (201) is sleeved with a cushion sleeve (206) for cushion protection.
8. The rapid decompression device based on vacuum suction hood for aerated concrete production according to claim 1, wherein the assembly mechanism (200) is provided with two groups symmetrical with the adapter (130) for balancing and fixing the connecting pipe (120) and the adapter (130) on the vacuum suction hood (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210643176.3A CN115026937B (en) | 2022-06-09 | 2022-06-09 | Based on quick pressure release device of vacuum suction hood for aerated concrete production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210643176.3A CN115026937B (en) | 2022-06-09 | 2022-06-09 | Based on quick pressure release device of vacuum suction hood for aerated concrete production |
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| Publication Number | Publication Date |
|---|---|
| CN115026937A CN115026937A (en) | 2022-09-09 |
| CN115026937B true CN115026937B (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210643176.3A Active CN115026937B (en) | 2022-06-09 | 2022-06-09 | Based on quick pressure release device of vacuum suction hood for aerated concrete production |
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| Country | Link |
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| CN (1) | CN115026937B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977780A (en) * | 2021-10-20 | 2022-01-28 | 东岳机械股份有限公司 | Synchronizer of aerated concrete block side cutting machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3600771A (en) * | 1968-08-01 | 1971-08-24 | Tremix Ab | Device for draining newly cast concrete by vacuum treatment |
| US6802492B2 (en) * | 2002-09-30 | 2004-10-12 | Robert A. Payne | Quick coupler adapter |
| US8845940B2 (en) * | 2012-10-25 | 2014-09-30 | Carboncure Technologies Inc. | Carbon dioxide treatment of concrete upstream from product mold |
| CN104589485B (en) * | 2014-12-07 | 2017-01-04 | 东岳机械集团有限公司 | A kind of based on autoclaved aerated building block cutting top layer Rapid waste recovery device |
| CN212602530U (en) * | 2019-12-04 | 2021-02-26 | 江苏润鼎智能装备科技有限公司 | Top leather suction hood of transverse cutting machine |
| CN213804907U (en) * | 2020-09-09 | 2021-07-27 | 中国五冶集团有限公司 | End plugging device for prestressed pipeline grouting |
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2022
- 2022-06-09 CN CN202210643176.3A patent/CN115026937B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977780A (en) * | 2021-10-20 | 2022-01-28 | 东岳机械股份有限公司 | Synchronizer of aerated concrete block side cutting machine |
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Denomination of invention: A rapid pressure relief device based on vacuum hood for producing aerated concrete Effective date of registration: 20231227 Granted publication date: 20230707 Pledgee: Hengfeng Bank Co.,Ltd. Linyi Branch Pledgor: DONGYUE MACHINERY Co.,Ltd. Registration number: Y2023980074903 |
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