CN210880151U - Road bed cable duct mould of reservation outlet - Google Patents
Road bed cable duct mould of reservation outlet Download PDFInfo
- Publication number
- CN210880151U CN210880151U CN201921226819.4U CN201921226819U CN210880151U CN 210880151 U CN210880151 U CN 210880151U CN 201921226819 U CN201921226819 U CN 201921226819U CN 210880151 U CN210880151 U CN 210880151U
- Authority
- CN
- China
- Prior art keywords
- pipe
- forming die
- mould
- hole
- cavity
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 239000004567 concrete Substances 0.000 abstract description 14
- 238000010276 construction Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 3
- 238000001556 precipitation Methods 0.000 abstract description 3
- 230000008014 freezing Effects 0.000 abstract description 2
- 238000007710 freezing Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000005452 bending Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a roadbed cable trough mould with reserved drain holes, which comprises a forming mould, a vertical hole pipe and a transverse hole pipe; the forming die is M-shaped, the top end of the forming die is provided with an opening, and a die cavity of the forming die comprises three vertical plate cavities at the lower part and a flat plate cavity at the upper part; the two vertical hole pipes are vertically arranged and arranged on the cavity surface, each vertical hole pipe comprises a pipe body, a fixing rod and a lifting ring, the fixing rods are arranged at the bottom end of the pipe body and are inserted into the cavity surface, and the lifting rings are arranged at the top end of the pipe body and are exposed out of the cavity of the forming die; the transverse hole pipe is horizontally arranged on the forming die, is positioned in the middle of the forming die, penetrates through the two vertical plate cavities on the right side, and is perpendicular to the vertical plate cavities. The utility model is additionally provided with the vertical hole pipe and the horizontal hole pipe to reserve the drain hole when being used for producing the concrete cable trough, thereby avoiding the damage of the cable trough caused by the freezing of precipitation; the method has the advantages of low cost, stability and reliability, effectively improves the construction efficiency and reduces the labor intensity.
Description
Technical Field
The utility model relates to a concrete mold technical field, concretely relates to reserve road bed cable duct mould of outlet.
Background
When railway construction is carried out, a cable trough made of high-strength concrete is needed, when the cable trough is prefabricated, a cable trough mold is generally adopted for forming and mass production, but when the cable trough is laid in a severe cold area, because the temperature is low in winter, water is easily frozen if the water is not drained out of the cable trough in time after precipitation, and the cable trough is damaged, a drain hole needs to be formed in the cable trough, but a drain hole module is not arranged on the cable trough mold, so that holes need to be formed in the prefabricated cable trough manually, the labor intensity is high, the cable trough is easily damaged, and then the drain hole module is additionally arranged on the cable trough mold. The utility model provides a road bed cable duct mould of reservation outlet has add the outlet module, including horizontal and two vertical modules, when carrying out precast concrete cable groove, just predetermine the outlet for concrete cable groove one shot forming reduces intensity of labour, reduce cost, and the outlet module location is accurate, and the installation is dismantled conveniently, and the outlet size is unanimous.
SUMMERY OF THE UTILITY MODEL
The utility model provides a reserve road bed cable duct mould of outlet, when producing concrete cable duct, one shot forming reduces intensity of labour, reduces the work progress to effectively reduce the cost of labor.
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
a roadbed cable trough mould with reserved drain holes comprises a forming mould, a vertical hole pipe and a transverse hole pipe; the forming die is M-shaped, the top end of the forming die is opened, the die cavity comprises three vertical plate cavities at the lower part and a flat plate cavity at the upper part, the three vertical plate cavities are parallel to each other, the top ends of the three vertical plate cavities are positioned on the same horizontal plane, and two die cavity surfaces are arranged between the top ends of the adjacent vertical plate cavities; the vertical hole pipes are vertically arranged in two and are respectively arranged on the two cavity surfaces, each vertical hole pipe comprises a pipe body, a fixed rod and a lifting ring, the fixed rods are arranged at the bottom end of the pipe body and are inserted into the cavity surfaces, and the lifting rings are arranged at the top end of the pipe body and are exposed out of the cavity of the forming die; the transverse hole pipes are horizontally arranged on the forming die, are arranged in the middle of the forming die, penetrate through the two vertical plate cavities on the right side and are perpendicular to the vertical plate cavities.
Furthermore, the pipe body is a hollow pipe, a sealing plate is arranged at the bottom end of the pipe body, the fixing rod is a screw rod and is vertically fixed on the sealing plate, the lifting ring is an arc-shaped bent rod, and two ends of the lifting ring are respectively fixed on a pipe orifice at the top end of the pipe body.
Furthermore, a threaded hole matched with the fixing rod is formed in the cavity surface, and a nut matched with the fixing rod is arranged on the opposite bottom surface of the cavity surface; the cavity surface is a smooth plane, and the sealing plate is attached to the cavity surface.
Furthermore, the transverse hole pipe comprises a transverse pipe and a lifting ring, the transverse pipe is a hollow pipe with two open ends, and the lifting ring is arranged on a pipe orifice at the outer end of the transverse pipe.
Furthermore, the forming die is provided with four through holes matched with the transverse hole pipes, the four through holes are respectively positioned on the vertical plate surfaces of the cavities of the two vertical plate cavities on the right side, and the transverse hole pipes penetrate through the four through holes and are arranged on the forming die.
Further, the external diameter of body is 50mm, and length is 100mm, the dead lever is 50 mm's length M10 screw rod, the lift ring is the reinforcing bar bending type of diameter 6mm, the sealing plate is 50mm of diameter, the steel sheet of thickness 3 mm.
Further, the outer diameter of the transverse pipe is 50mm, and the length of the transverse pipe is 700 mm and 900 mm.
Furthermore, an M-shaped steel bar keel is arranged in the cavity of the forming die, the steel bar keel is latticed, and the vertical hole pipe and the transverse hole pipe are located in grids of the steel bar keel.
Further, the sealing plate is welded on the pipe body, the fixing rod is welded on the sealing plate, the lifting ring is welded on the pipe body, and the lifting ring is welded on the transverse pipe.
Furthermore, the distance between the left side plate and the right side plate of the vertical plate cavity is gradually increased from bottom to top.
The utility model discloses beneficial effect as follows:
the vertical hole pipe and the transverse hole pipe are additionally arranged for reserving a water drain hole when the concrete cable trough is produced, so that the damage of the cable trough due to precipitation freezing is avoided;
the vertical hole pipe and the transverse hole pipe are positioned through positioning holes reserved on the forming die, so that the positioning is accurate, the mounting and dismounting are convenient, the swinging is not easy, and the quality and the construction efficiency of the water drain hole are effectively improved;
the vertical hole pipe and the transverse hole pipe are simple in structure, stable, reliable and not prone to deformation, so that the sizes of produced water drainage holes are uniform, water is not prone to storage, the service life of the concrete cable trough is effectively guaranteed, and the failure rate is reduced;
the utility model discloses simple structure, low cost, reliable and stable effectively promotes the efficiency of construction, promotes the construction effect, reduces intensity of labour.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic bottom structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic structural view of the forming mold of the present invention;
FIG. 5 is a schematic view of the vertical hole structure of the present invention;
fig. 6 is a schematic view of the vertical hole tube structure of the present invention.
Reference numerals: 1-forming die, 11-vertical plate cavity, 12-cavity surface, 2-vertical hole tube, 21-tube body, 22-fixing rod, 23-lifting ring, 24-sealing plate, 3-horizontal hole tube and 31-horizontal tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
As shown in fig. 1, 2 and 3, a roadbed cable trough mould with reserved drain holes comprises a forming mould 1, a vertical hole pipe 2 and a transverse hole pipe 3; the forming die 1 is M-shaped, the top end of the forming die is open, a die cavity of the forming die comprises three vertical plate cavities 11 at the lower part and a flat plate cavity at the upper part, the three vertical plate cavities 11 are mutually parallel, the top ends of the three vertical plate cavities are positioned on the same plane, two die cavity surfaces 12 are arranged between the top ends of the adjacent vertical plate cavities 11, and the die cavity surfaces 12 are horizontally arranged; the two vertical hole tubes 2 are vertically arranged and are respectively arranged on the two cavity surfaces 12, each vertical hole tube 2 comprises a tube body 21, a fixing rod 22 and a lifting ring 23, the fixing rod 22 is arranged at the bottom end of the tube body 21 and is inserted into the cavity surface 12, and the lifting ring 23 is arranged at the top end of the tube body 21 and is exposed out of the cavity of the forming die 1; the transverse hole pipes 3 are horizontally arranged on the forming die 1, are arranged in the middle of the forming die 1, penetrate through the two vertical plate cavities 11 on the right side and are perpendicular to the vertical plate cavities 11.
The utility model discloses a concrete cable groove of forming die 1 production is W shape, including the vallecular cavity of two parallels, the bottom surface in vallecular cavity is forming die 1's die cavity face 12 promptly. The utility model discloses it is preferred, forming die 1 is abs plastic mold who buys on the market, and it is strong to have toughness, non-deformable, and density is high, characteristics that the breakage rate is low.
The manufacturing method of the utility model is as follows:
and S1, determining the position size: determining the position of a drainage hole according to construction requirements;
s2, prefabricating a drainage hole module: determining the specific size of each component of the vertical hole pipe 2 and the transverse hole pipe 3, and performing combined installation;
s3, preassembly adjustment: pre-installing a water drainage hole module on a forming die 1, determining the installation stability and reliability of the water drainage hole module, and checking the position relation between the water drainage hole module and a steel bar keel;
s4, production and construction: and after the adjustment is finished, shaping, then carrying out mass production of the die, and then carrying out production of the concrete cable trough.
As shown in fig. 1 and 5, the tube 21 is a hollow tube, a sealing plate 24 is disposed at the bottom end of the hollow tube, the fixing rod 22 is a screw rod and is vertically fixed on the sealing plate 24, the lifting ring 23 is an arc-shaped bending rod, and two ends of the lifting ring are respectively fixed on the tube opening at the top end of the tube 21.
As shown in fig. 2, 3 and 4, further, a threaded hole matched with the fixing rod 22 is provided on the cavity surface 12, and a nut matched with the fixing rod 22 is provided on the opposite bottom surface; the cavity surface 12 is a smooth plane, and the sealing plate 24 is attached to the cavity surface 12.
As shown in fig. 1 and 6, the cross hole tube 3 further includes a cross tube 31 and a lifting ring 23, the cross tube 31 is a hollow tube with two open ends, and the lifting ring 23 is disposed on a nozzle at the outer end of the cross tube 31.
As shown in fig. 2, 3 and 4, further, the forming mold 1 is provided with four through holes matched with the cross hole pipes 3, the four through holes are respectively located on the cavity vertical plate surfaces of the two vertical plate cavities 11 on the right side, and the cross hole pipes 3 pass through the four through holes and are arranged on the forming mold 1.
As shown in fig. 1 and 2, further, the forming die 1 is provided with a cover plate, the cover plate is arranged on the top end surface of the forming die 1, and a yielding hole matched with the vertical hole pipe 2 is arranged on the cover plate; the upper surface of the cover plate is provided with handles which are respectively positioned at the left side and the right side of the cover plate; the apron lower surface is equipped with spacing post, spacing post is located forming die 1's the outside to set up two at least, laminate with forming die 1's side respectively, it is preferred, set up three spacing post, be located two adjacent sides.
The utility model discloses a use method as follows:
s01, cleaning the die: cleaning a cavity of the forming mold 1, and ensuring that the cavity is clean and does not influence the next pouring;
s02, installing a drain hole module: respectively installing the vertical hole pipe 2 and the transverse hole pipe 3 in place, and checking the positioning accuracy and the connection firmness; when the vertical hole tube 2 is installed, the fixing rod 22 is screwed into the cavity surface 12, and then the fixing rod 22 is fastened on the bottom surface of the mold by using a nut, so that the vertical hole tube 2 is ensured; when the cross-hole pipe 3 is installed, the cross-hole pipe is aligned with the through hole on the forming die 1 and inserted in place;
s03, pouring concrete: pouring concrete, ensuring the position of the water drainage hole module to be accurate during pouring, and leveling the surface of the mold after pouring is finished;
s04, initial setting of the cover plate: after the surface of the concrete is preliminarily treated, covering a cover plate to carry out initial setting on the concrete; the cover plate is aligned with the two vertical hole pipes 2 through the abdicating holes on the cover plate, and the support and positioning functions are realized on the vertical hole pipes 2;
s05, detaching the drainage hole module: after the concrete is initially set, the lifting ring 23 is manually lifted, and the transverse hole pipe 3 is pulled out from the side surface of the forming die 1; controlling a lifting ring 23 of the vertical hole pipe 2 to be manually rotated to enable a fixing rod 22 of the lifting ring to be screwed out of the sleeve, and then lifting the lifting ring 23 to take the vertical hole pipe 2 out;
s06, taking out the cable trough: after the concrete is solidified, taking the cable trough out of the forming die 1; cleaning the mould and carrying out subsequent production.
In step S04, after suspending to align the abdicating hole with the vertical hole tube 2, the limiting column is aligned with the side edge of the forming die 1, and then the vertical hole tube 2 is inserted into the abdicating hole by descending, and then the cover plate is put in place.
In step S05, when the vertical hole tube 2 is removed, when the cover plate is not removed, the screw cap at the bottom end of the fixing rod 22 is removed, then the lifting ring 23 of the vertical hole tube 2 is manually rotated, the vertical hole tube 2 is unscrewed, then the vertical hole tube 2 is taken out, and then the cover plate is removed. Through the fixed action in the hole of stepping down on the apron, guarantee to erect the stability of hole pipe 2 rotation and mention the in-process, avoid leading to erecting the hole size inaccurate because of it rocks.
Further, the cover plate and the screw cap can be arranged at the same time or alternatively arranged, so that the accuracy of positioning the vertical hole pipe 2 is ensured.
Further, the external diameter of body 21 is 50mm, and length is 100mm, dead lever 22 is the M10 screw rod of length 50mm, lifting ring 23 is the reinforcing bar bending type of diameter 6mm, sealing plate 24 is the steel sheet of diameter 50mm, thickness 3 mm.
Further, the outer diameter of the transverse tube 31 is 50mm, and the length thereof is 700 mm and 900 mm.
Further, the pipe body 21 is exposed from the upper edge of the forming die 1 by 10mm, and the horizontal pipe 31 is exposed from the side surface of the forming die 1 by more than 100 mm.
Further, an M-shaped steel keel is arranged in a cavity of the forming die 1, the steel keel is latticed, and the vertical hole pipe 2 and the transverse hole pipe 3 are located in grids of the steel keel. When the positions of the vertical hole pipe 2 and the transverse hole pipe 3 are set, the keel of the cable trough mould needs to be abducted.
Further, the sealing plate 24 is welded to the pipe body 21, the fixing rod 22 is welded to the sealing plate 24, the lifting ring 23 is welded to the pipe body 21, and the lifting ring 23 is welded to the transverse pipe 31.
Further, the distance between the left and right side plates of the vertical plate cavity 11 is gradually increased from bottom to top.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (10)
1. A roadbed cable trough mould with reserved drain holes is characterized by comprising a forming mould (1), a vertical hole pipe (2) and a transverse hole pipe (3); the forming die (1) is M-shaped, the top end of the forming die is open, the die cavity comprises three vertical plate cavities (11) at the lower part and two flat plate cavities at the upper part, the three vertical plate cavities (11) are parallel to each other, the top ends of the three vertical plate cavities are positioned on the same horizontal plane, and die cavity surfaces (12) are arranged between the top ends of the adjacent vertical plate cavities (11); the two vertical hole tubes (2) are vertically arranged and are respectively arranged on the two cavity surfaces (12), each vertical hole tube (2) comprises a tube body (21), a fixing rod (22) and a lifting ring (23), the fixing rods (22) are arranged at the bottom end of the tube body (21) and are inserted into the cavity surfaces (12), and the lifting rings (23) are arranged at the top end of the tube body (21) and are exposed out of the cavity of the forming die (1); the transverse hole pipes (3) are horizontally arranged on the forming die (1) and are located in the middle of the forming die (1), penetrate through the two vertical plate cavities (11) on the right side and are perpendicular to the vertical plate cavities (11).
2. The roadbed cable trough mould with the reserved drain hole as claimed in claim 1, wherein the mould comprises: the pipe body (21) is a hollow pipe, a sealing plate (24) is arranged at the bottom end of the hollow pipe, the fixing rod (22) is a screw rod and is vertically fixed on the sealing plate (24), the lifting ring (23) is an arc-shaped bent rod, and two ends of the lifting ring are respectively fixed on a pipe orifice at the top end of the pipe body (21).
3. The roadbed cable trough mould with the reserved drain hole as claimed in claim 2, wherein the mould comprises: the cavity surface (12) is provided with a threaded hole matched with the fixing rod (22), and the opposite bottom surface of the cavity surface is provided with a screw cap matched with the fixing rod (22); the cavity surface (12) is a smooth plane, and the sealing plate (24) is attached to the cavity surface (12).
4. The roadbed cable trough mould with the reserved drain hole as claimed in claim 2, wherein the mould comprises: the transverse hole pipe (3) comprises a transverse pipe (31) and a lifting ring (23), the transverse pipe (31) is a hollow pipe with two open ends, and the lifting ring (23) is arranged on a pipe orifice at the outer end of the transverse pipe (31).
5. The roadbed cable trough mould with the reserved drain hole as claimed in claim 4, wherein the mould comprises: the forming die is characterized in that through holes matched with the transverse hole pipes (3) are formed in the forming die (1), the through holes are four and are respectively located on the vertical plate surfaces of the cavities of the two vertical plate cavities (11) on the right side, and the transverse hole pipes (3) penetrate through the four through holes and are arranged on the forming die (1).
6. The roadbed cable trough mould with the reserved drain hole as claimed in claim 2, wherein the mould comprises: the external diameter of body (21) is 50mm, and length is 100mm, dead lever (22) are 50 mm's length M10 screw rod, lifting ring (23) are that diameter 6 mm's reinforcing bar is buckled and are formed, sealing plate (24) are diameter 50mm, thickness 3 mm's steel sheet.
7. The roadbed cable trough mould with the reserved drain hole as claimed in claim 4, wherein the mould comprises: the outer diameter of the transverse pipe (31) is 50mm, and the length of the transverse pipe is 700 mm and 900 mm.
8. The roadbed cable trough mould with the reserved drain hole as claimed in claim 1, wherein the mould comprises: the forming die is characterized in that an M-shaped steel keel is arranged in a cavity of the forming die (1), the steel keel is latticed, and the vertical hole pipe (2) and the transverse hole pipe (3) are located in grids of the steel keel.
9. The roadbed cable trough mould with the reserved drain hole as claimed in claim 4, wherein the mould comprises: the sealing plate (24) is connected to the pipe body (21) in a welded mode, the fixing rod (22) is connected to the sealing plate (24) in a welded mode, the lifting ring (23) is connected to the pipe body (21) in a welded mode, and the lifting ring (23) is connected to the transverse pipe (31) in a welded mode.
10. The roadbed cable trough mould with the reserved drain hole as claimed in claim 1, wherein the mould comprises: the distance between the left side plate and the right side plate of the vertical plate cavity (11) is gradually increased from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921226819.4U CN210880151U (en) | 2019-07-31 | 2019-07-31 | Road bed cable duct mould of reservation outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921226819.4U CN210880151U (en) | 2019-07-31 | 2019-07-31 | Road bed cable duct mould of reservation outlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210880151U true CN210880151U (en) | 2020-06-30 |
Family
ID=71327620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921226819.4U Expired - Fee Related CN210880151U (en) | 2019-07-31 | 2019-07-31 | Road bed cable duct mould of reservation outlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210880151U (en) |
-
2019
- 2019-07-31 CN CN201921226819.4U patent/CN210880151U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101294419A (en) | Novel method for quickly assembling low-cost energy-saving house with prefabricated pole, beam, plate | |
| CN210880151U (en) | Road bed cable duct mould of reservation outlet | |
| CN109113338B (en) | Tool type die carrier for integrally pouring top of constructional column | |
| CN217915910U (en) | Prefabricated side ditch block pouring template | |
| CN108729456B (en) | Integrative concrete slope protection pouring mold and pouring construction method thereof | |
| CN216664997U (en) | Upturning arc concrete cornice combined shaping die | |
| CN213868920U (en) | Steel construction column base groove reservation device that shears | |
| CN203066101U (en) | Combined prefabricated column foundation core die | |
| CN214919887U (en) | Aluminum alloy plate processing die | |
| CN213774492U (en) | Laminated floor slab site construction hole reservation tool and laminated floor slab | |
| CN113914682A (en) | Prefabricated cavity column assembly type column type maintenance pit and construction method thereof | |
| CN216839573U (en) | Prefabricated water collecting well for cable well | |
| CN202689365U (en) | Prefabricated reinforced concrete roof gutter | |
| CN2749653Y (en) | Rapid forming die set for cement tank applied for farmland irrigation | |
| CN102650153B (en) | Prefabricated reinforced concrete gutter | |
| CN220725760U (en) | A anti-bank template reinforcing apparatus for assembled outer wall | |
| CN218932890U (en) | Bridge packing stone pouring and curing integrated die | |
| CN114561976A (en) | Prefabricated water collecting well and construction and manufacturing method thereof | |
| CN221193111U (en) | Positioning die carrier for installing guardrail steel bars | |
| CN220889448U (en) | Green building roofing parapet water hole department height shaping structure | |
| CN213674737U (en) | Through-wall hole forming tool for prefabricated wall | |
| CN218614637U (en) | Side formwork fixing tool for producing prefabricated wallboard | |
| CN216640447U (en) | Adjustable pouring template mechanism for water conservancy flood control | |
| CN211736361U (en) | Windowsill indent section bar of putting slope | |
| CN219604868U (en) | Roof exhaust pipe pier protection die device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 |