CN114481849A - Vibration system for capping beam construction - Google Patents
Vibration system for capping beam construction Download PDFInfo
- Publication number
- CN114481849A CN114481849A CN202210157975.XA CN202210157975A CN114481849A CN 114481849 A CN114481849 A CN 114481849A CN 202210157975 A CN202210157975 A CN 202210157975A CN 114481849 A CN114481849 A CN 114481849A
- Authority
- CN
- China
- Prior art keywords
- vibrating
- hydraulic cylinder
- hinged
- corner beam
- pump head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010276 construction Methods 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005204 segregation Methods 0.000 description 3
- 241000726768 Carpinus Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 241000264877 Hippospongia communis Species 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/06—Solidifying concrete, e.g. by application of vacuum before hardening
- E04G21/08—Internal vibrators, e.g. needle vibrators
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention relates to the technical field of bridge construction, in particular to a vibrating system for capping beam construction, which comprises a directional vibrating unit and a vibrating plate, wherein the directional vibrating unit comprises a horizontally arranged corner beam, sealing pieces are respectively arranged at two ends of the corner beam, and the opening of the corner beam is arranged downwards; a hydraulic cylinder is hinged and matched between one side of the vibrating plate, which is far away from the hinged part, and the corner beam; and the vibration generating unit consists of a pump head and a variable frequency motor for driving the pump head, and the pump head is connected with the hydraulic cylinder through a hydraulic pipe. The invention provides a vibrating system for capping beam construction, which solves the problem that a common large vibrator cannot play a role in capping beam concrete construction, and a long-strip-shaped corner beam can adapt to the characteristic of a narrow joint at the top of a capping beam, so that a plurality of small vibrators do not need to work simultaneously, and the labor input is saved.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a vibrating system for capping beam construction.
Background
In the existing construction of bridge upright posts and capping beams, steel bars are bound manually and concrete is poured in situ mainly, wherein in the concrete pouring construction, a great amount of bubbles, moisture and the like are generated in a concrete member due to hydration reaction of cement in the solidification process of the concrete, and as a result, honeycombs, pores and other phenomena are formed in the concrete and on the surface of the concrete member, so that the strength of the concrete member is directly reduced, and the vibration aims to eliminate the bubbles and pores in the concrete and increase the compactness of the concrete. If the vibration parameters are selected unreasonably, the light person causes the concrete density not to be high, the concrete strength is influenced, the heavy person causes the concrete segregation phenomenon, the concrete segregation is that the vibration parameters are selected unreasonably, the particles with large specific gravity in the concrete sink under the influence of self-gravity, and the mud with light specific gravity floats to the surface to form a water draining layer, thereby the quality of the concrete member is seriously influenced, and the strength of the concrete member is reduced.
Disclosure of Invention
The invention provides a vibrating system for capping beam construction, which solves the problem that a common large vibrator cannot play a role in capping beam concrete construction, and a long-strip-shaped corner beam can adapt to the characteristic of a narrow seam at the top of a capping beam, so that a plurality of small vibrators are not needed to work simultaneously, the labor input is saved, the state of the vibrated concrete can be accurately known through a display unit, the risk problem can be timely solved, and whether the concrete reaches the vibrating standard or not can be judged, so that the working efficiency and the construction quality are improved.
In order to achieve the purpose, the invention provides the following technical scheme: the vibrating system for the capping beam construction comprises a directional vibrating unit and a vibrating plate, wherein the directional vibrating unit comprises a horizontally arranged corner beam, two ends of the corner beam are respectively provided with a sealing sheet, an opening of the corner beam is downwards arranged, the vibrating plate is arranged in the corner beam and is in hinged fit with the top of the corner beam through one side; a hydraulic cylinder is hinged and matched between one side of the vibrating plate, which is far away from the hinged part, and the corner beam; the vibration generating unit consists of a pump head and a variable frequency motor for driving the pump head, and the pump head is connected with the hydraulic cylinder through a hydraulic pipe; the variable frequency motor is provided with a controller; the display unit comprises a section of transparent pipe which is vertically arranged and a valve group which is arranged at the bottom of the transparent pipe; the top of the corner beam is provided with an interface communicated with the inside, and the display unit is communicated with the interface through the valve group.
Preferably, the valve group is sequentially provided with a float valve and a one-way valve from bottom to top.
Preferably, the vibrating plates are arranged in pairs, and the tops of the two vibrating plates are mutually hinged and matched; the bottom of each vibration plate is hinged and matched with the bottom of the corner beam through a first hydraulic cylinder, and each first hydraulic cylinder is connected with the pump head through a hydraulic pipe.
Preferably, a floating shaft is arranged in the corner beam along the length direction, a plurality of shaft sleeves are nested in the floating shaft, two sides of each shaft sleeve are respectively hinged and matched with the inner wall of the corner beam through a second hydraulic cylinder, and one side of each vibration plate, which is far away from the first hydraulic cylinder, is hinged with each other through the floating shaft; each second hydraulic cylinder is connected with the pump head through an electromagnetic valve; the electromagnetic valve is electrically connected with the controller.
Preferably, the pump head is provided with a hydraulic cylinder and a plunger matched with the hydraulic cylinder, and the variable frequency motor drives the plunger to reciprocate in the hydraulic cylinder through a crank-link mechanism.
Preferably, the crank-link mechanism comprises a crankshaft, a connecting rod, a swing arm and an electric push rod; the swinging arm is matched on a crank throw of the crankshaft through a middle shaft hole, any one end of the swinging arm is in hinged fit with the plunger through the connecting rod, the telescopic end of the electric push rod is in hinged fit with one end of the swinging arm far away from the connecting rod, and one end of the electric push rod far away from the swinging arm is in hinged fit with the pump head shell; the electric push rod is electrically connected with the controller.
Preferably, a plurality of partition plates are arranged in the corner beam at intervals along the length direction, and are separated into a plurality of independent spaces by the partition plates, and each independent space is provided with a display unit.
Preferably, the transparent tube is filled with transparent liquid; and a sealing cover is arranged at the top of the transparent tube.
The invention has the advantages that the problem that a common large vibrator cannot play a role in the concrete construction of the cover beam is solved, the long-strip-shaped corner beam can adapt to the characteristic of a narrow joint at the top of the cover beam, so that a plurality of small vibrators are not needed to work simultaneously, the labor input is saved, the vibrated concrete state can be accurately known through the display unit, the risk problem can be timely solved, whether the concrete reaches the vibration standard or not can be judged, and the working efficiency and the construction quality are improved. In the actual operation of vibrating, earlier pour into the clear water into in the transparent pipe, along with the operation that vibrates going on, the bubble that separates out in the concrete is piled up inside the angle beam to overflow through the float valve, upwards discharge behind the check valve, thereby visible bubble appears in the clear water of transparent pipe, along with the operation that vibrates constantly goes on, after the bubble is not appearing, explains here concrete and has vibrated the completion, thereby provides a detection standard for the operation that vibrates of concrete. In addition, the two vibrating plates vibrate simultaneously on two sides of the inside of the corner beam, so that the vibrating efficiency is improved, the vibrating balance is ensured, and the corner beam is not easy to incline towards one side in the vibrating process. Through the control of the controller to the electromagnetic valve, the vibration plates are vibrated in multiple dimensions up and down, and the controller can manage the telescopic position of the second hydraulic cylinder, so that the position change of the floating shaft in the corner beam is realized, and the vibration effect of the two vibration plates is improved. The controller is used for controlling the electric push rod to stretch, so that the plunger is changed, the amplitude change of the vibrating plate can be realized, and the concrete vibrating machine can cope with concrete vibrating with different aggregate ratios.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the internal structure of the corner beam of the present invention;
FIG. 2 is a schematic view of a second hydraulic cylinder according to the present invention;
FIG. 3 is a schematic diagram of an internal structure of a display unit according to the present invention;
fig. 4 shows a pump head structure of the vibration generating unit of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
According to the drawings of fig. 1 and 2, the vibrating system for the capping beam construction comprises a directional vibrating unit and a vibrating plate 3, wherein the directional vibrating unit comprises a horizontally arranged corner beam 1, the corner beam 1 is similar to a triangular iron structure and is composed of two vertically connected steel plates, two ends of the corner beam 1 are respectively provided with a sealing plate 2, an opening of the corner beam 1 is downwards arranged, and the vibrating plate 3 is arranged inside the corner beam 1 and is in hinged fit with the top of the corner beam 1 through one side; a hydraulic cylinder is hinged and matched between one side of the vibration plate 3, which is far away from the hinged part, and the corner beam 1; the vibration generating unit consists of a pump head 4 and a variable frequency motor 5 for driving the pump head 4, and the pump head 4 is connected with the hydraulic cylinder through a hydraulic pipe; the variable frequency motor 5 is provided with a controller; the display unit comprises a section of transparent tube 6 which is vertically arranged, and a valve group which is arranged at the bottom of the transparent tube 6; the top of the corner beam 1 is provided with an interface communicated with the inside, and the display unit is communicated with the interface through the valve group.
Through the setting, solved in the bent cap concrete construction, the unable problem of exerting effect of large-scale vibrator commonly used, long banding angle beam 1 can adapt to the characteristic of the narrow and small seam in bent cap top, consequently need not to use a plurality of small-size vibrator simultaneous workings, has saved the human input, can accurately know the concrete state after vibrating through the display element simultaneously, risk problem that can be timely and judge whether the concrete reachs the standard of vibrating, consequently improved work efficiency and construction quality.
According to the illustration in fig. 3, the valve group is provided with a float valve 7 and a check valve 8 in sequence from bottom to top. In the actual operation of vibrating, inject the clear water into transparent pipe 6 earlier, along with the operation of vibrating going on, the bubble that separates out in the concrete is piled up inside corner beam 1 to overflow through float valve 7, upwards discharge behind check valve 8, thereby visible bubble appears in the clear water of transparent pipe 6, along with the operation of vibrating constantly goes on, after the bubble is not appearing, it has been accomplished that the concrete has been vibrated here to show, thereby provides a detection standard for the operation of vibrating of concrete.
As a preferred embodiment, the vibrating plates 3 are arranged in pairs, and the tops of the two vibrating plates 3 are mutually hinged and matched; the bottom of each vibration plate 3 is respectively hinged and matched with the bottom of the corner beam 1 through a first hydraulic cylinder 9, and each first hydraulic cylinder 9 is respectively connected with the pump head 4 through a hydraulic pipe.
Through two vibrating plate 3 in this setting vibrate simultaneously in the inside both sides of horn beam 1 to not only improved the efficiency of vibrating, the equilibrium of vibrating of still guaranteeing makes horn beam 1 be difficult for towards one side slope at the in-process of vibrating.
For further optimization, a floating shaft 10 is arranged in the corner beam 1 along the length direction, a plurality of shaft sleeves 11 are nested in the floating shaft 10, two sides of each shaft sleeve 11 are respectively hinged and matched with the inner wall of the corner beam 1 through a second hydraulic cylinder 12, and one sides of the vibration plates 3 far away from the first hydraulic cylinder 9 are hinged with each other through the floating shaft 10; each second hydraulic cylinder 12 is connected with the pump head 4 through a solenoid valve; the electromagnetic valve is electrically connected with the controller.
Through the control of the controller to the electromagnetic valve, the vibrating plate 3 can be vibrated in multiple dimensions up and down, and meanwhile, the controller can manage the telescopic position of the second hydraulic cylinder 12, so that the position change of the floating shaft 10 in the corner beam 1 is realized, and the vibrating effect of the two vibrating plates 3 is improved.
For perfect function, the pump head 4 is provided with a hydraulic cylinder and a plunger 13 matched in the hydraulic cylinder, and the variable frequency motor 5 drives the plunger 13 to reciprocate in the hydraulic cylinder through a crank connecting rod 15 mechanism.
According to fig. 4, the crank-link 15 mechanism comprises a crankshaft 14, a link 15, a swing arm 16, and an electric push rod 17; the swing arm 16 is matched on a crank throw of the crankshaft 14 through a middle shaft hole, any one end of the swing arm 16 is in hinged fit with the plunger 13 through the connecting rod 15, the telescopic end of the electric push rod 17 is in hinged fit with one end, far away from the connecting rod 15, of the swing arm 16, and one end, far away from the swing arm 16, of the electric push rod 17 is in hinged fit with a pump head 4 shell; the electric push rod 17 is electrically connected with the controller.
In the setting, the controller is used for controlling the electric push rod 17 to stretch, so that the plunger 13 is changed, the amplitude of the vibrating plate 3 can be changed, and concrete vibration with different aggregate ratios can be dealt with.
In order to further improve the resolution, a plurality of partition plates are arranged in the corner beam 1 at intervals along the length direction, and are separated into a plurality of independent spaces through the partition plates, and each independent space is internally provided with a display unit.
Through the arrangement, each display unit can display the concrete segregation state of a plurality of sections in the vibrating process, so that a basis is provided for targeted processing.
In addition, the transparent tube 6 is filled with transparent liquid; and a sealing cover 19 is provided on the top of the transparent tube 6.
The sealing cover 19 functions to prevent the transparent liquid from evaporating or leaking, thereby ensuring the accuracy of the state display.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A system of vibrating of bent cap construction usefulness which characterized in that includes:
the directional vibrating unit comprises a horizontally arranged corner beam, sealing pieces are respectively arranged at two ends of the corner beam, an opening of the corner beam is downwards arranged, and the vibrating plate is arranged in the corner beam and is hinged and matched with the top of the corner beam through one side; a hydraulic cylinder is hinged and matched between one side of the vibrating plate, which is far away from the hinged part, and the corner beam;
the vibration generating unit consists of a pump head and a variable frequency motor for driving the pump head, and the pump head is connected with the hydraulic cylinder through a hydraulic pipe; the variable frequency motor is provided with a controller;
the display unit comprises a section of transparent pipe which is vertically arranged and a valve group which is arranged at the bottom of the transparent pipe;
the top of the corner beam is provided with an interface communicated with the inside, and the display unit is communicated with the interface through the valve group.
2. The vibrating system for capping beam construction according to claim 1, wherein: the valve group is sequentially provided with a float valve and a one-way valve from bottom to top.
3. The vibrating system for capping beam construction according to claim 1, wherein: the vibrating plates are arranged in pairs, and the tops of the two vibrating plates are mutually hinged and matched; the bottom of each vibration plate is hinged and matched with the bottom of the corner beam through a first hydraulic cylinder, and each first hydraulic cylinder is connected with the pump head through a hydraulic pipe.
4. The vibrating system for capping beam construction according to claim 3, wherein: a floating shaft is arranged in the corner beam along the length direction, a plurality of shaft sleeves are nested in the floating shaft, two sides of each shaft sleeve are respectively hinged and matched with the inner wall of the corner beam through a second hydraulic cylinder, and one side of each vibration plate, which is far away from the first hydraulic cylinder, is hinged with each other through the floating shaft; each second hydraulic cylinder is connected with the pump head through an electromagnetic valve; the electromagnetic valve is electrically connected with the controller.
5. The vibrating system for capping beam construction according to claim 1, wherein: the pump head is equipped with the hydraulic cylinder to and the cooperation is in the plunger constitution in the hydraulic cylinder, the frequency conversion motor passes through crank link mechanism drive the plunger is in reciprocating motion in the hydraulic cylinder.
6. The vibrating system for capping beam construction according to claim 5, wherein: the crank connecting rod mechanism comprises a crankshaft, a connecting rod, a swinging arm and an electric push rod; the swinging arm is matched on a crank throw of the crankshaft through a middle shaft hole, any one end of the swinging arm is in hinged fit with the plunger through the connecting rod, the telescopic end of the electric push rod is in hinged fit with one end of the swinging arm far away from the connecting rod, and one end of the electric push rod far away from the swinging arm is in hinged fit with the pump head shell; the electric push rod is electrically connected with the controller.
7. The vibrating system for capping beam construction according to claim 1, wherein: a plurality of partition plates are arranged in the corner beam at intervals along the length direction and are separated into a plurality of independent spaces through the partition plates, and each independent space is internally provided with a display unit.
8. The vibrating system for capping beam construction according to claim 1, wherein: transparent liquid is filled in the transparent tube; and a sealing cover is arranged at the top of the transparent tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210157975.XA CN114481849B (en) | 2022-02-21 | 2022-02-21 | Vibrating system for bent cap construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210157975.XA CN114481849B (en) | 2022-02-21 | 2022-02-21 | Vibrating system for bent cap construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114481849A true CN114481849A (en) | 2022-05-13 |
| CN114481849B CN114481849B (en) | 2024-06-07 |
Family
ID=81481768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210157975.XA Active CN114481849B (en) | 2022-02-21 | 2022-02-21 | Vibrating system for bent cap construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114481849B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100819379B1 (en) * | 2007-08-17 | 2008-04-04 | 이학곤 | Concrete construction using hydraulic system and anti-noise non-vibration manufacturing method of concrete construction |
| CN205153555U (en) * | 2015-11-11 | 2016-04-13 | 张启志 | Construction is with novel concrete stick that vibrates |
| CN213476652U (en) * | 2020-10-22 | 2021-06-18 | 梁建 | Concrete vibrator for bridge construction |
| CN113323400A (en) * | 2021-05-24 | 2021-08-31 | 合肥工业大学 | Concrete vibrating device and using method thereof |
| CN214786086U (en) * | 2021-04-14 | 2021-11-19 | 四川爱德中创建设工程有限公司 | Large tracts of land concrete placement is with device that vibrates |
| CN215038462U (en) * | 2021-06-15 | 2021-12-07 | 中国建筑第八工程局有限公司 | Concrete vibrating device |
| CN215631726U (en) * | 2021-06-30 | 2022-01-25 | 中国二冶集团有限公司 | Constructional column perfusion vibrating device |
-
2022
- 2022-02-21 CN CN202210157975.XA patent/CN114481849B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100819379B1 (en) * | 2007-08-17 | 2008-04-04 | 이학곤 | Concrete construction using hydraulic system and anti-noise non-vibration manufacturing method of concrete construction |
| CN205153555U (en) * | 2015-11-11 | 2016-04-13 | 张启志 | Construction is with novel concrete stick that vibrates |
| CN213476652U (en) * | 2020-10-22 | 2021-06-18 | 梁建 | Concrete vibrator for bridge construction |
| CN214786086U (en) * | 2021-04-14 | 2021-11-19 | 四川爱德中创建设工程有限公司 | Large tracts of land concrete placement is with device that vibrates |
| CN113323400A (en) * | 2021-05-24 | 2021-08-31 | 合肥工业大学 | Concrete vibrating device and using method thereof |
| CN215038462U (en) * | 2021-06-15 | 2021-12-07 | 中国建筑第八工程局有限公司 | Concrete vibrating device |
| CN215631726U (en) * | 2021-06-30 | 2022-01-25 | 中国二冶集团有限公司 | Constructional column perfusion vibrating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114481849B (en) | 2024-06-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208277146U (en) | A kind of dedicated concrete slab of Construction of Civil Engineering pours device | |
| CN105298020B (en) | Semi-precast circular steel pipe regenerated mixed concrete pillar and preparation method thereof | |
| CN114481849A (en) | Vibration system for capping beam construction | |
| CN210791388U (en) | Cement product forming machine | |
| CN218699844U (en) | Gypsum diaphragm capsule pouring forming machine | |
| CN217710215U (en) | Concrete road surface pouring device | |
| CN215471837U (en) | Concrete superimposed sheet production is with pouring device | |
| NO180226B (en) | Method and apparatus for producing vibrated concrete elements | |
| CN213674729U (en) | Cement pipe mould forming device | |
| CN214725050U (en) | Cement base prefab production vibrations equipment | |
| CN211816258U (en) | Vibrator for precast cement foundation pile in foundation pit | |
| CN216999306U (en) | Highway bridge prestressed duct grouting material watering device | |
| CN207310156U (en) | A kind of concrete precompressed vibrating mechanism | |
| JP7217487B2 (en) | Inertial force applying device | |
| CN209837712U (en) | Miniature vibrator that uses in aspect of construction | |
| CN112140296A (en) | Concrete pouring device for precast concrete square culvert manufacturing | |
| CN221736499U (en) | Casting equipment for aerated concrete production | |
| CN109162461A (en) | A kind of lower boom plate placing installation of arch bar concrete pouring construction | |
| CN112900874B (en) | Building concrete pouring system of vibrating | |
| CN113290704B (en) | Cohesive material vibration blanking equipment and use method thereof | |
| CN218857262U (en) | Movable vibrator for precast beam slab | |
| CN117754721B (en) | Engineering tubular pile production and preparation device | |
| CN211114414U (en) | Prefabricated superposed beam | |
| CN218815270U (en) | Concrete placement face levels device | |
| JPH0444803A (en) | Apparatus for pre-finishing precast concrete plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |