CN108385972B - Pay-off hole reservation mould of cast-in-place structure face - Google Patents
Pay-off hole reservation mould of cast-in-place structure face Download PDFInfo
- Publication number
- CN108385972B CN108385972B CN201810231617.2A CN201810231617A CN108385972B CN 108385972 B CN108385972 B CN 108385972B CN 201810231617 A CN201810231617 A CN 201810231617A CN 108385972 B CN108385972 B CN 108385972B
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- hole
- pay
- mold
- die
- locking
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- 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
- E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
- E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
-
- 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
- E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
- E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
- E04G15/063—Re-usable forms
Abstract
The invention discloses a pay-off hole reserved die of a cast-in-place structure board, which comprises a die body and a release locking mechanism, wherein the die body is formed by connecting a plurality of board bodies, the die body is used for limiting a pay-off hole, the release locking mechanism is arranged at the joint of the board bodies, and the release locking mechanism is provided with a release position enabling the board bodies to be folded or unfolded and a locking position enabling the board bodies to be kept in a state. The invention can improve the quality of the wire releasing hole and simultaneously can reduce the damage to the wire releasing hole and the die in the process of disassembling the die.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a pay-off hole reserved die for a cast-in-place structure plate surface.
Background
With the continuous development of the building industry, the quality requirement of a cast-in-place concrete structure reaches the effect of the fair-faced concrete, and the measurement paying-off plays a leading role, so that the requirement on the measurement paying-off precision is higher and higher, and the quality of the formation of the reserved hole for paying-off of the floor is correspondingly improved.
The fixed mould of present unwrapping wire hole shaping universal adoption's plank sheathing machine-shaping, because the plank sheathing is very strong to concrete material's viscidity effect, it is great to make the degree of difficulty when the unwrapping wire hole mould after the shaping is dismantled, generally dismantle by force, so on the one hand damage the edges and corners in unwrapping wire hole easily, be unfavorable for the shaping in high-quality unwrapping wire hole, cause the unwrapping wire to measure the inaccuracy, the mould damage that on the other hand was dismantled is serious, can not used repeatedly, often will reprocess the mould, extravagant manual work, extravagant material.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a pay-off hole reserved die of a cast-in-place structure plate surface, which is used for solving the problems of low molding quality and material waste of a pay-off hole in the prior art.
Therefore, according to an embodiment of the present invention, a pay-off hole reservation mold for a cast-in-place structure slab surface is provided, the pay-off hole reservation mold comprising:
the die comprises a die body, a plurality of die bodies and a plurality of positioning pins, wherein the die body is formed by connecting a plurality of plate bodies and is used for limiting a wire placing hole; and
and the release locking mechanism is arranged at the joint of the plate bodies and is provided with a release position enabling the plate bodies to be folded or unfolded and a locking position enabling the plate bodies to be kept in a state.
As a further alternative of the pay-off hole reservation mold, the release lock mechanism includes:
the connecting assembly is movably arranged at the first connecting position, so that the two plate bodies connected with the connecting assembly can be folded or unfolded; and
a locking assembly arranged at a second joint adjacent to the first joint and used for limiting the positions of the two plate bodies connected with the connecting assembly
As a further alternative of the pay-off hole reservation mold, the connecting assembly includes a plurality of hinges arranged at the connection between the plate bodies from top to bottom.
As a further alternative of the pay-off hole reservation mold, the locking assembly includes:
the locking sleeve is internally provided with a through channel from head to tail; and
the release locking mechanism realizes switching between a release position and a locking position through the installation and the disassembly of the locking pin in the channel.
As a further alternative to the paying-off hole reservation die, the plate body is formed of steel.
As a further alternative to the wire hole reservation mold, the surface of the plate body is coated with a release agent.
As a further alternative of the pay-off hole reserved die, the plate body is enclosed into a double-layer structure with openings at the upper end and the lower end and comprises an inverted first regular square frustum and an inverted second regular square frustum connected below the first regular square frustum, and the second regular square frustum is retracted into the first regular square frustum.
As a further alternative of the paying-off hole reserved mold, the paying-off hole reserved mold further comprises a fastening mechanism, wherein the fastening mechanism is vertically arranged in the mold body and used for limiting the mold body, so that the mold body is fixed on a template.
As a further alternative of the payoff hole reservation mold, the fastening mechanism includes:
the screw rod is vertically arranged inside the die body;
the abutting rod is fixedly arranged at the bottom end of the screw rod and abuts against the lower surface of the template;
the pressure lever is movably arranged on the screw rod; and
the nut is arranged on the screw rod and is positioned above the pressure rod.
As a further alternative of the wire releasing hole reserved die, a groove for accommodating the pressure rod is formed in the upper end of the die body.
The invention has the beneficial effects that:
according to the unwrapping wire hole reservation mould in above embodiment, because release locking mechanism's setting, make at the fashioned in-process of unwrapping wire hole, only need to adjust release locking mechanism to the locking position, guarantee the stability of whole mould body, thereby the shaping goes out the shape, the accurate unwrapping wire hole of size, dismantle the in-process of mould after the shaping simultaneously, can change the locking position again and release the position, and make the mould body can fold inwards and pack up, the damage to unwrapping wire hole and mould at the dismantlement in-process has been reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view illustrating a pay-off hole reservation mold for a cast-in-place structure slab according to an embodiment of the invention;
fig. 2 is a schematic installation diagram of a pay-off hole reservation mold of a cast-in-place structure slab surface provided by the embodiment of the invention;
FIG. 3 is a top view of a wire hole reserving mold for a cast-in-place structural slab according to an embodiment of the invention;
FIG. 4 shows a schematic view of a payoff hole while payoff;
FIG. 5 shows a protective schematic of a payoff hole;
fig. 6 shows a fill-up view of a wire hole.
Description of the main element symbols:
100-a mold body; 200-releasing the locking mechanism; 300-a fastening mechanism; 110-a plate body; 120-a first regular quadrangular frustum pyramid; 130-a second regular quadrangular frustum pyramid; 140-a groove; 210-a connection assembly; 220-a locking assembly; 310-screw rod; 320-a butt-joint rod; 330-a pressure bar; 340-a nut; 221-a locking sleeve; 222-a locking pin; 1000-a wire releasing hole; 2000-template; 3000-projection plate; 4000-wood formwork; 5000-plugging concrete; 1100-step landing.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Examples
This embodiment provides a mould is reserved in unwrapping wire hole of cast-in-place structure face.
Referring to fig. 1-3, the wire hole reservation mold includes a mold body 100 and a release locking mechanism 200.
Wherein, the die body 100 is used for defining the wire releasing hole 1000, and the die body 100 is formed by connecting a plurality of plate bodies 110. When the floor is cast in place, the mold body 100 needs to be fixed on the formwork 2000 of the roof, the concrete is poured on the formwork 2000 while avoiding the mold body 100, and after the concrete is solidified, the mold body 100 is detached to form the pay-off hole 1000.
The release locking mechanism 200 is installed at a connection point of the panel body 110, and the release locking mechanism 200 has a release position enabling the panel body 110 to be folded or unfolded and a locking position enabling the panel body 110 to be held.
The release lock mechanism 200 may be, for example, a shaft disposed at the connection position of the plate 110, so that it is obvious that the plate 110 can be folded or unfolded, and at this time, the release lock mechanism 200 may be considered to be in the release position, and if a latch or a post, etc. that can prevent the shaft from rotating is disposed on the shaft, the plate 110 may be limited, and at this time, the release lock mechanism 200 may be considered to be in the lock position.
In an embodiment of the present invention, a low cost, reliable to install release latch mechanism 200 is provided, as described in detail below.
According to the pay-off hole reserved die in the embodiment of the invention, due to the arrangement of the release locking mechanism 200, in the process of forming the pay-off hole 1000, only the release locking mechanism 200 needs to be adjusted to the locking position, so that the stability of the whole die body 100 is ensured, and the pay-off hole 1000 with accurate shape and size is formed, meanwhile, in the process of disassembling the die after forming, the locking position can be changed to the release position, so that the die body 100 can be folded inwards to be folded, and the damage to the pay-off hole 1000 and the die in the disassembling process is reduced.
It is understood that the material of the plate body 110 should be selected to have a weak adhesive effect with the concrete. For example, in the embodiment of the present invention, the plate body 110 is made of steel, which can prevent the mold from being damaged greatly when the mold is disassembled, so as to ensure the mold to be recycled for a long time and reduce the waste of materials.
Further, a layer of release agent may be coated on the outer surface of the plate body 110 made of steel, and a layer of release agent may be formed on the outer surface of the die body 100, and the presence of the release agent has the following advantages:
the mold body 100 is more easily disassembled due to the presence of the mold release agent;
the release agent has good lubricating property and cannot be stained on concrete, so that the smoothness of the surface of the formed pay-off hole 1000 can be ensured, and the dimensional accuracy of the pay-off hole 1000 is improved;
the above-mentioned effects of the release agent can also ensure that the release agent can form perfect butt joint with the solidified concrete when the paying-off hole 1000 is filled in the later stage, so as to ensure the performance of the whole floor surface.
In the embodiment of the present invention, the release agent may be selected from organic or inorganic release agents, and when organic, for example, fatty acid soap (potassium soap, sodium soap, ammonium soap, zinc soap, etc.), fatty acid, paraffin, glycerin, vaseline, or the like; when inorganic, the inorganic material can be talc powder, mica powder, and a compound prepared from pottery clay, white clay and the like as main components.
Referring to fig. 1-3, in the present embodiment, the release locking mechanism 200 includes a connecting member 210 and a locking member 220.
Wherein the connecting assembly 210 is movably disposed at a first connection position so that the two panels 110 connected to the connecting assembly 210 can be folded or unfolded, and the locking assembly 220 is disposed at a second connection position adjacent to the first connection position to define the positions of the two panels 110 connected to the connecting assembly 210.
Preferably, the connecting assemblies 210 and the locking assemblies 220 should be alternately arranged at the connection position of the plate body 110 and the plate body 110. Taking the mold body 100 including four plate bodies 110 as an example, at least four joints are formed after the four plate bodies 110 are connected, if clockwise, the four joints can be sequentially defined as a first joint, a second joint, a third joint and a fourth joint, on this basis, if the first joint is provided with the connecting assembly 210, the second joint, the third joint and the fourth joint are sequentially provided with the locking assembly 220, the connecting assembly 210 and the locking assembly 220, and under the condition that the locking assembly 220 does not participate in the work, the first joint and the third joint can be folded, so that the whole mold body 100 can be folded inwards, and when the locking assembly 220 plays a role, the actions of the second joint and the fourth joint can be limited, so that the whole mold body 100 cannot be folded.
Of course, the mold body 100 may further include more plate bodies 110, but the connecting assembly 210 and the locking assembly 220 may be arranged in the above manner to allow at least a portion of the mold body 100 to be folded inward, so as to facilitate the disassembly of the mold.
In some embodiments, such as the example shown in fig. 1, the connecting assembly 210 includes a plurality of hinges disposed at the connection between the panels 110 from top to bottom, and the hinges can be used to fold two panels 110 at the connection.
The hinge has a simple structure, is easy to install and is inexpensive, and therefore has better selectivity than the shaft described above.
In some embodiments, locking assembly 220 includes a locking sleeve 221 and a locking pin 222.
The locking sleeve 221 has a through channel therein, the locking pin 222 is detachably mounted in the channel, and the release locking mechanism 200 is switched between the release position and the locking position by mounting and dismounting the locking pin 222 in the channel.
Specifically, the locking pin 222 is in an "L" shape, and after the locking pin 222 is installed in the channel, it can be clamped between the two plate bodies 110, so that the joint between the two plate bodies 110 is limited, and finally the entire mold body 100 cannot be folded, and the release locking mechanism 200 is in the locking position. If the locking pin 222 is removed from the channel, the release locking mechanism 200 is in the release position.
Referring to fig. 1-3, the plate body 110 is enclosed into a double-layer structure with openings at the upper and lower ends, and includes an inverted first regular quadrangular frustum 120 and an inverted second regular quadrangular frustum 130 connected below the first regular quadrangular frustum 120, and the second regular quadrangular frustum 130 is retracted into the first regular quadrangular frustum 120.
At this time, it can be understood that the whole mold body 100 is stepped, so as to ensure that the formed pay-off hole 1000 has a step 1100, please refer to fig. 2 or fig. 4, the presence of the step 1100 will provide a basis for pay-off measurement, and during actual measurement, the projection plate 3000 can be placed on the step 1100, so that the projection point is not easily disturbed during pay-off.
Referring to fig. 1 to 3, in the embodiment of the present invention, in order to ensure the reliability of the installation of the mold body 100 on the mold plate 2000, the payoff hole reservation mold further includes a fastening mechanism 300, and the fastening mechanism 300 is vertically disposed in the mold body 100 and is used for limiting the mold body 100, so that the mold body 100 is fixed on the mold plate 2000.
Specifically, the fastening mechanism 300 includes a screw 310, an abutting rod 320, a pressing rod 330 and a nut 340.
Wherein, the vertical setting of screw 310 is inside mould body 100, and the butt pole 320 is fixed to be set up in the bottom of screw 310 and supports the lower surface at template 2000 tightly, and depression bar 330 activity sets up on screw 310, and nut 340 sets up on screw 310, and is in the top of depression bar 330.
Thus, the pressing rod 330 can be moved from top to bottom by rotating the nut 340, and once the pressing rod 330 is moved to abut against the upper end of the mold body 100, the pressing rod 330 and the abutting rod 320 can stably fasten the mold body 100 to the mold plate 2000.
Further, a groove 140 for accommodating the pressing rod 330 is further formed at the upper end of the die body 100, so that the pressing rod 330 cannot roll on the die body 100 after being pressed tightly, and the fastening effect is ensured.
Now, after the mold for reserving a wire hole in the embodiment of the present invention has been introduced, a process for manufacturing the wire hole 1000 by using the mold for reserving a wire hole will be briefly described below with reference to fig. 1 to 6, which can be generally performed in six steps as follows:
s100, drawing a positioning line of the die body 100 on the installed template 2000 according to a drawing and a construction scheme and making a mark on the template 2000;
s200, assembling and installing the mold body 100 on the template 2000 according to the positioning line, brushing a release agent on the periphery as shown in FIG. 2, then fastening by using a fastening mechanism 300, and pouring concrete;
s300, after the concrete floor surface is solidified, detaching the mould body 100, and specifically, pulling out the locking pin 222 in the locking sleeve 221 to fold the mould body 100 inwards;
s400, when the floor is paid off, the projection plate 3000 is placed on the step platform 1100, so that the projection point is not easily disturbed when the floor is paid off;
s500, when the floor surface is paid off, the hole is protected conveniently, and the wood template 4000 is placed on the step-up step 1100;
s600, after the pay-off hole 1000 is used, cleaning the inside of the pay-off hole 1000, watering and wetting the inside, and pouring fine stone concrete with a high grade to fill the pay-off hole 1000 to form the plugging concrete 5000.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. The utility model provides a mould is reserved in unwrapping wire hole of cast-in-place structure face which characterized in that, the mould is reserved in unwrapping wire hole includes:
the die comprises a die body, a plurality of die bodies and a plurality of positioning pins, wherein the die body is formed by connecting a plurality of plate bodies and is used for limiting a wire placing hole; and
the releasing and locking mechanism is arranged at the joint of the plate bodies and is provided with a releasing position enabling the plate bodies to be folded or unfolded and a locking position enabling the plate bodies to be kept in a state;
the plate body is enclosed into a double-layer structure with openings at the upper end and the lower end and comprises an inverted first regular quadrangular frustum and an inverted second regular quadrangular frustum connected below the first regular quadrangular frustum, and the second regular quadrangular frustum is retracted into the first regular quadrangular frustum.
2. The pay-off hole reservation mold of claim 1, wherein the release lock mechanism comprises:
the connecting assembly is movably arranged at the first connecting position, so that the two plate bodies connected with the connecting assembly can be folded or unfolded; and
and the locking assembly is arranged at a second connecting position adjacent to the first connecting position and used for limiting the positions of the two plate bodies connected with the connecting assembly.
3. The pay-off hole reserving mold as claimed in claim 2, wherein the connecting member includes a plurality of hinges arranged at the connection between the plate bodies from the top to the bottom.
4. The pay-off hole reservation mold of claim 3, wherein the locking assembly comprises:
the locking sleeve is internally provided with a through channel from head to tail; and
the release locking mechanism realizes switching between a release position and a locking position through the installation and the disassembly of the locking pin in the channel.
5. The pay-off hole preparation die as claimed in any one of claims 1 to 4, wherein the plate body is formed of steel.
6. The pay-off hole preparation die as claimed in claim 5, wherein the surface of the plate body is coated with a release agent.
7. The pay-off hole preformed mold as claimed in claim 1, further comprising a fastening mechanism vertically disposed in the mold body for limiting the mold body so that the mold body is fixed on a template.
8. The payoff hole reservation mold as set forth in claim 7, wherein the fastening mechanism comprises:
the screw rod is vertically arranged inside the die body;
the abutting rod is fixedly arranged at the bottom end of the screw rod and abuts against the lower surface of the template;
the pressure lever is movably arranged on the screw rod; and
the nut is arranged on the screw rod and is positioned above the pressure rod.
9. The pay-off hole reserving die of claim 8, wherein a groove for receiving the pressing rod is formed at an upper end of the die body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810231617.2A CN108385972B (en) | 2018-03-20 | 2018-03-20 | Pay-off hole reservation mould of cast-in-place structure face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810231617.2A CN108385972B (en) | 2018-03-20 | 2018-03-20 | Pay-off hole reservation mould of cast-in-place structure face |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108385972A CN108385972A (en) | 2018-08-10 |
| CN108385972B true CN108385972B (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810231617.2A Active CN108385972B (en) | 2018-03-20 | 2018-03-20 | Pay-off hole reservation mould of cast-in-place structure face |
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| CN (1) | CN108385972B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109881888B (en) * | 2019-03-19 | 2021-04-06 | 中国建筑第八工程局有限公司 | Regularization can have enough to meet need early escape canal mould of tearing open |
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| US5843324A (en) * | 1997-04-11 | 1998-12-01 | Shirley; Brett L. | Reusable form |
| CN202644992U (en) * | 2012-06-08 | 2013-01-02 | 中国十七冶集团有限公司 | Movable die for reserving hole in box body or wellhead for building |
| CN203373971U (en) * | 2013-06-28 | 2014-01-01 | 中国新兴建设开发总公司 | Foldable embedded sleeve device |
| CN203452381U (en) * | 2013-09-19 | 2014-02-26 | 中国建筑第四工程局有限公司 | Die for forming setting-out holes of cast-in-place structured floors |
| CN204152206U (en) * | 2014-10-22 | 2015-02-11 | 中建五局上海建设有限公司 | A kind of assembly type floor unwrapping wire hole erecting device |
| CN204282820U (en) * | 2014-11-26 | 2015-04-22 | 重庆三江机械厂 | A kind of novel unwrapping wire punch die |
| CN204826641U (en) * | 2015-06-05 | 2015-12-02 | 中国建筑第八工程局有限公司 | Sleeve pipe mounting |
| CN205444904U (en) * | 2016-03-31 | 2016-08-10 | 江苏省华建建设股份有限公司 | Reserve folding steel form in entrance to a cave |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102086697A (en) * | 2010-11-04 | 2011-06-08 | 深圳市华星光电技术有限公司 | Floor through-hole formwork device |
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2018
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5843324A (en) * | 1997-04-11 | 1998-12-01 | Shirley; Brett L. | Reusable form |
| CN202644992U (en) * | 2012-06-08 | 2013-01-02 | 中国十七冶集团有限公司 | Movable die for reserving hole in box body or wellhead for building |
| CN203373971U (en) * | 2013-06-28 | 2014-01-01 | 中国新兴建设开发总公司 | Foldable embedded sleeve device |
| CN203452381U (en) * | 2013-09-19 | 2014-02-26 | 中国建筑第四工程局有限公司 | Die for forming setting-out holes of cast-in-place structured floors |
| CN204152206U (en) * | 2014-10-22 | 2015-02-11 | 中建五局上海建设有限公司 | A kind of assembly type floor unwrapping wire hole erecting device |
| CN204282820U (en) * | 2014-11-26 | 2015-04-22 | 重庆三江机械厂 | A kind of novel unwrapping wire punch die |
| CN204826641U (en) * | 2015-06-05 | 2015-12-02 | 中国建筑第八工程局有限公司 | Sleeve pipe mounting |
| CN205444904U (en) * | 2016-03-31 | 2016-08-10 | 江苏省华建建设股份有限公司 | Reserve folding steel form in entrance to a cave |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108385972A (en) | 2018-08-10 |
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