CN219773229U - Novel water-stopping fish scale net - Google Patents
Novel water-stopping fish scale net Download PDFInfo
- Publication number
- CN219773229U CN219773229U CN202321369772.3U CN202321369772U CN219773229U CN 219773229 U CN219773229 U CN 219773229U CN 202321369772 U CN202321369772 U CN 202321369772U CN 219773229 U CN219773229 U CN 219773229U
- Authority
- CN
- China
- Prior art keywords
- fish scale
- plate
- scale net
- stopping
- support
- 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.)
- Active
Links
- 241000251468 Actinopterygii Species 0.000 title claims abstract description 72
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 238000007906 compression Methods 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 3
- 239000004567 concrete Substances 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000005266 casting Methods 0.000 abstract 1
- 239000002131 composite material Substances 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000004540 pour-on Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Abstract
The utility model provides a novel water-stopping fish scale net, which comprises a fish scale net piece and a water-stopping steel plate which are fixedly connected through angle steel gaskets. The utility model is beneficial to adjusting the distance between fish scale meshes, and has higher flexibility of the adjustable structure compared with a welded fixing mode; the casting can be performed by controlling the distance between the fish scale meshes within the allowable error range, and the precompression on the fish scale meshes is exerted by utilizing the compression of the springs, so that the combination degree of the secondary rough surface of the fish scale meshes is improved, the fish scale meshes are also favorably combined with the concrete surface tightly, and the tightness between the fish scale meshes is improved; the composite material can be disassembled and recycled, and is put into secondary use, so that the construction cost is saved; the fish scale net piece is convenient to install and detach, and all connected modes all adopt bolted connection, have effectively avoided the damage to stagnant water steel sheet, joint of bar in the welding process, have reduced the installation degree of difficulty simultaneously.
Description
Technical Field
The utility model relates to a novel water-stopping fish scale net.
Background
The post-cast strip is used for preventing the cast-in-situ reinforced concrete structure from generating harmful cracks caused by self shrinkage and uneven settlement due to temperature change and other factors in building construction. Temporary construction joints are reserved at corresponding positions of the foundation slab, the wall and the beam, the construction joints are cast after a plurality of times through the internal contraction of the components, and the structure is connected into a whole. In the prior art, fish scale net piece and stagnant water steel sheet often adopt the steel bar inner support frame to weld thoroughly, are connected fixedly with the bar, and welded fastening just also means that the support frame can't adjust to lead to it to have certain limitation in the use, it is also very inconvenient to work to the staff, also can cause local damage to bar bottom and stagnant water steel sheet simultaneously, influences the stagnant water effect, and post-cast strip shaping is after the inner support frame needs to cut out, wastes time and energy. Therefore, a water-stopping fish scale net sheet with an adjusting structure which is convenient to mount and dismount needs to be developed.
Disclosure of Invention
The utility model provides a novel water-stopping fish scale net which can effectively solve the problems.
The utility model is realized in the following way:
the novel water-stopping fish scale net comprises a fish scale net sheet and a water-stopping steel plate which are fixedly connected through angle steel gaskets, wherein two ends of the fish scale net sheet are fixedly arranged on a supporting bar,
the utility model discloses a fish scale net piece, including the support bar, the support bar is fixed mounting, two sets of fixed mounting between the support bar is used for adjusting fish scale net piece interval adjustment mechanism, adjustment mechanism includes outer longeron, the both ends of outer longeron are respectively movable flexible to be provided with the inner panel, the both ends of inner panel all are provided with the regulating plate, the one end slidable of regulating plate is provided with the connecting plate, the regulating plate with fixed spring that plays the fixed effect of compression that is provided with between the connecting plate, the inside upper and lower end of connecting plate is fixed and is provided with the connecting seat, two sets of fixed being provided with between the connecting seat is used for the restriction the spacing ring of spring.
As a further improvement, the inner plate is provided with an adjusting hole for adjusting the length, the outer long plate is provided with a plurality of groups of first bolts which are in threaded connection with the adjusting hole, and the front end surface of the outer long plate is fixedly provided with a graduated scale.
As a further improvement, the adjusting plate is provided with a positioning hole, and the connecting plate is movably provided with a positioning rod which is fixedly inserted into the positioning hole.
As a further improvement, one end of the supporting bar is fixedly provided with a first support and is fixed through a second bolt, the first support is provided with a first round rod in an integrated manner, one end of the first round rod is fixedly provided with a mounting ring, one end of the mounting ring is provided with a protruding portion in an integrated manner, and a third bolt is fixedly arranged between the protruding portions.
As a further improvement, the outer wall of the mounting ring is provided with an oil filling port.
As a further improvement, the other end of the supporting bar is fixedly provided with a second support and is fixed through a fourth bolt, the upper end of the second support is fixedly provided with a second round bar, and one end of the second round bar is fixedly provided with a positioning block and is sleeved with the plate bottom rib.
The beneficial effects of the utility model are as follows:
(1) Compared with a welded fixing mode, the adjustable structure has higher flexibility, the structures such as the springs in the adjusting mechanism can control the distance between the fish scale meshes to be poured in an allowable error range, the precompression on of the fish scale meshes is exerted by utilizing the compression of the springs, the combination degree of the secondary rough surface of the fish scale meshes is improved, the fish scale meshes are also favorably combined with the concrete surface tightly, the compact type of the fish scale meshes is improved, the adjusting mechanism can be disassembled and recycled, the secondary use is put into use, and the construction cost is saved.
(2) The first support, the second support and the like are additionally arranged, so that the fish scale net piece is convenient to install and detach, all the connection modes are connected by bolts, the damage to the joint of the water stop steel plate and the steel plate bar in the welding process is effectively avoided, and the installation difficulty is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of the present utility model.
Fig. 2 is a three-dimensional view of the adjustment mechanism of the present utility model.
Fig. 3 is a schematic view of a part of the structure of the adjusting mechanism of the present utility model.
Fig. 4 is an enlarged view of the present utility model a.
Fig. 5 is an enlarged view of the present utility model B.
Reference numerals illustrate:
1. fish scale net sheets; 2. a water-stopping steel plate; 3. angle steel gasket;
4. an adjusting mechanism; 40. an outer long plate; 41. an inner plate; 42. an adjustment aperture; 43. a first bolt; 44. a graduated scale; 45. an adjusting plate; 46. a connecting plate; 47. positioning holes; 48. a positioning rod; 49. a spring; 410. a connecting seat; 411. a limiting ring;
5. a support bar; 6. a first support; 7. a first round bar; 8. a second bolt; 9. a mounting ring; 10. a protruding portion; 11. a third bolt; 12. a second support; 13. a second round bar; 14. plate bottom ribs; 15. a positioning block; 16. and a fourth bolt.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In the description of the present utility model, the terms "first," "second," and the like 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 defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 5, a novel water-stopping fish scale net comprises a fish scale net sheet 1 and a water-stopping steel plate 2 which are fixedly connected through angle steel gaskets 3, wherein two ends of the fish scale net sheet 1 are fixedly arranged on a supporting bar 5, the fish scale net sheet 1 and the water-stopping steel plate 2 are fixed on a plate bottom rib 14 through locking pieces formed by a first support 6 and a second support 12, an adjusting mechanism 4 which is described below is arranged between the supporting bars 5, so that the fish scale net sheet 1 can be supported and the distance can be adjusted, and meanwhile, the adjusting mechanism 4 and the supporting bars 5 form a 'mouth' -shaped structure, so that the overall stability of the fish scale net sheet 1 and the supporting bars 5 is ensured.
The two ends of the fish scale net sheet 1 are provided with at least two groups of elliptical grooves with the same size, and the diameter of each elliptical groove is slightly larger than that of the second bolt 8, so that after the fish scale net sheet 1 is stressed, the two groups of fish scale net sheets 1 can move inwards on the second bolts 8 through the elliptical grooves, the distance between the two groups of fish scale net sheets 1 can be adjusted within an allowable error range (600-800 mm), and meanwhile, the support bars 5 are connected with the fish scale net sheet 1, and the support bars 5 can move along with the fish scale net sheet 1 while moving.
An adjusting mechanism 4 for adjusting the distance between the fish scale meshes 1 is fixedly arranged between the two groups of supporting bars 5, the adjusting mechanism 4 comprises an outer long plate 40, two ends of the outer long plate 40 are respectively and flexibly provided with an inner plate 41, two ends of the inner plate 41 are respectively and flexibly connected with an adjusting plate 45 in a welding or screw fixing mode, and one end of the adjusting plate 45 is slidably provided with a connecting plate 46. Specifically, a chute (not shown) is provided inside the connection plate 46, and is used to slide the adjustment plate 45 into the connection plate 46 after receiving pressure. A spring 49 for compressing and fixing is provided between the adjusting plate 45 and the connection plate 46 by welding or screws. The adjusting plate 45 is provided with a positioning hole 47, and the connecting plate 46 is movably provided with a positioning rod 48 which is fixedly inserted into the positioning hole 47. Specifically, when the spring 49 is compressed, in order to avoid an excessive degree of compression thereof, the positioning rod 48 is inserted into the positioning hole 47, thereby restricting the sliding of the regulating plate 45 or the connecting plate 46, and the spring 49 is restricted, thereby preventing the spring 49 from moving, and affecting the interval between the two sets of fish scale net sheets 1. Specifically, the positioning holes 47 include, but are not limited to, a group, and may be several groups, which may be increased or decreased according to actual needs.
The connecting plate 46 is fixedly provided with connecting seats 410 at upper and lower ends thereof, and a limiting ring 411 for limiting the spring 49 is fixedly arranged between the two groups of connecting seats 410. Specifically, the diameter of the limiting ring 411 is larger than that of the adjusting plate 45, so that the adjusting plate 45 can be freely inserted into the limiting ring 411, and the spring 49 is prevented from being bent and deformed in the compression process, so that the spring 49 is damaged and cannot be used for a long time. The inner plate 41 is provided with an adjusting hole 42 for adjusting the length, and the outer long plate 40 is provided with a plurality of groups of first bolts 43 for being in threaded connection with the adjusting hole 42. Specifically, the number of the first bolts 43 includes, but is not limited to, six groups, and several groups may be incremented or decremented according to actual demands. The first bolt 43 is matched with the adjusting hole 42, the inner plate 41 can be pulled out of the outer long plate 40, after a proper length is pulled, the first bolt 43 is screwed into the adjusting hole 42, so that the inner plate 41 is fixed, the length of the inner plate 41 is adjusted, the distance between two groups of fish scale meshes 1 is adjusted, a graduated scale 44 is fixed on the front end surface of the outer long plate 40 through a screw, and when the inner plate 41 is adjusted, the inner plate 41 can be adjusted according to the graduated scale 44; further, the inner plate 41 can be adjusted according to the scale 44 and the length is lengthened, so that the telescopic structures such as the outer long plate 40 are lengthened to 900mm, the distance between the two groups of the existing fish scale meshes 1 is 600-800 mm, under the allowable error range, when concrete is poured on two sides of the fish scale meshes 1, the pressure of the concrete enables the connecting plate 46 and the adjusting plate 45 to be compressed under the stress, the springs 49 between the connecting plate 46 and the adjusting plate 45 deform, the telescopic structures such as the outer long plate 40 are inevitably shortened after deformation, but due to the pressure of the springs 49, the telescopic structures such as the outer long plate 40 can be limited to 600-800 mm, the distance between the two groups of the fish scale meshes 1 is ensured not to exceed 800mm, and therefore the distance between the two groups of the fish scale meshes 1 is beneficial to meeting engineering standards.
After the spring 49 is stressed, the thrust generated by compression of the spring can play a role in fixing the fish scale net sheet 1, when the spring 49 and the adjusting mechanism 4 are stressed together in the pouring stage, the supporting strength of the fish scale net sheet 1 serving as a pouring template is ensured, and the fish scale net sheet 1 is tightly combined with the surface of the concrete by the pressure generated by compression of the spring 49.
One end of the supporting bar 5 is fixedly provided with a first support 6 and is fixed through a second bolt 8, a first round bar 7 is integrally formed on the first support 6, and one end of the first round bar 7 is fixedly provided with a mounting ring 9. Specifically, the outer wall of collar 9 has seted up the oiling mouth (not shown in the figure), and when collar 9 and bolted connection are fixed, if screw thread in collar 9 makes the bolt be inconvenient for dismantling because of corrosion reason, utilizes the oiling mouth to pour lubricating oil, and lubricating oil spills through the oil outlet (not shown in the figure) in collar 9 inner wall to pour on the bolt, thereby do benefit to bolt and collar 9 lubrication, convenient dismantlement. One end integrated into one piece of collar 9 is provided with bulge 10, fixedly between bulge 10 be provided with third bolt 11, and the other end of support bar 5 is fixedly provided with second support 12 to through fourth bolt 16 fixed, the upper end of second support 12 is fixedly provided with second round bar 13, and the one end of second round bar 13 is fixedly provided with locating piece 15, and cup joints with slab bottom muscle 14.
The working principle of the utility model is as follows:
the two ends of the fish scale net 1 are connected with the second bolts 8 and the fourth bolts 16 on the first support 6 and the second support 12, and the second bolts 8 and the fourth bolts 16 do not need to fix the fish scale net 1 completely, so that oval grooves on the fish scale net 1 can move on the second bolts 8 and the fourth bolts 16, the first support 6 and the second support 12 are fixedly arranged on the plate bottom rib 14 through a plurality of bolt fixing pieces, the distance between the first support 6 and the second support 12 is limited to be within 900mm, then the structure in the adjusting mechanism 4 is fixed between two groups of supporting strips 5, the supporting strips 5 and the fish scale net 1 are supported, then concrete is poured on two sides of the fish scale net 1, a large amount of concrete flows and presses the fish scale net 1 along with the concrete pouring, after the supporting strips 1 and the supporting strips 5 are stressed, the oval grooves are utilized to move on the second bolts 8 and the fourth bolts 16, so that the distance between the two groups of fish scale meshes 1 or the two groups of support bars 5 is shortened and controlled within 800mm, the fish scale meshes 1 and the support bars 5 are extruded inwards, meanwhile, the connecting plate 46 slides towards one end of the adjusting plate 45 through the setting of the springs 49, the adjusting plate 45 stretches into the connecting plate 46 and penetrates through the limiting rings 411 on the connecting seat 410, at the moment, the positioning rods 48 can be immediately inserted into one group of the plurality of groups of positioning holes 47, and the fish scale meshes 1 are fixed through the second bolts 8 and the fourth bolts 16 to prevent the fish scale meshes 1 from moving again, so that the distance between the two groups of fish scale meshes 1 can be changed, and the counter force generated by the springs 49 after the springs 49 are stressed can enable the fish scale meshes 1 to be tightly combined with the concrete surface; furthermore, after the first support 6 and the second support 12 are fixed, the inner plate 41 is pulled out from the outer long plate 40 and is adjusted to a proper length by referring to the graduated scale 44, then, the first bolt 43 is matched with the adjusting hole 42, the first bolt 43 rotates through threads in the adjusting hole 42, so that the inner plate 41 cannot move, secondly, the inner plate 41 stretches outwards to adjust the distance, the other end of the inner plate 41 is connected with the adjusting plate 45, the adjusting plate 45 can be driven to compress and slide towards the inside of the connecting plate 46, then, the connecting plate 46 and the supporting bar 5 are driven to move towards one side of the concrete pouring structure of the fish scale net sheet 1, and accordingly, the distance between the structures such as the outer long plate 40 and the fish scale net sheet 1 is adjusted in a controllable error range.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The novel water-stopping fish scale net comprises a fish scale net sheet (1) and a water-stopping steel plate (2) which are fixedly connected through an angle steel gasket (3), wherein the two ends of the fish scale net sheet (1) are fixedly arranged on a supporting bar (5),
two sets of fixed mounting has between support bar (5) be used for adjusting adjustment mechanism (4) of fish scale net piece (1) interval, adjustment mechanism (4) are including outer longeron (40), the both ends of outer longeron (40) are respectively movable flexible be provided with inner panel (41), the both ends of inner panel (41) all are provided with regulating plate (45), the one end slidable of regulating plate (45) is provided with connecting plate (46), regulating plate (45) with fixed spring (49) that play compression fixed effect between connecting plate (46), the inside upper and lower extreme of connecting plate (46) is fixed be provided with connecting seat (410), two sets of fixed being provided with between connecting seat (410) spacing ring (411) that are used for limiting spring (49).
2. The novel water-stopping fish scale net according to claim 1, wherein the inner plate (41) is provided with a plurality of adjusting holes (42) for adjusting the length, the outer long plate (40) is provided with a plurality of groups of first bolts (43) for being in threaded connection with the adjusting holes (42), and the front end surface of the outer long plate (40) is fixedly provided with a graduated scale (44).
3. The novel water-stopping fish scale net according to claim 1, wherein the regulating plate (45) is provided with a positioning hole (47), and the connecting plate (46) is movably provided with a positioning rod (48) which is fixedly inserted into the positioning hole (47).
4. The novel water-stopping fish scale net according to claim 1, wherein a first support (6) is fixedly arranged at one end of the support bar (5) and is fixed through a second bolt (8), a first round rod (7) is integrally formed on the first support (6), a mounting ring (9) is fixedly arranged at one end of the first round rod (7), a protruding portion (10) is integrally formed at one end of the mounting ring (9), and a third bolt (11) is fixedly arranged between the protruding portions (10).
5. The novel water-stopping fish scale net according to claim 4, wherein the outer wall of the mounting ring (9) is provided with an oil filling port.
6. The novel water-stopping fish scale net according to claim 1, wherein a second support (12) is fixedly arranged at the other end of the support bar (5) and is fixed through a fourth bolt (16), a second round bar (13) is fixedly arranged at the upper end of the second support (12), and a positioning block (15) is fixedly arranged at one end of the second round bar (13) and is sleeved with a plate bottom rib (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321369772.3U CN219773229U (en) | 2023-05-31 | 2023-05-31 | Novel water-stopping fish scale net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321369772.3U CN219773229U (en) | 2023-05-31 | 2023-05-31 | Novel water-stopping fish scale net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219773229U true CN219773229U (en) | 2023-09-29 |
Family
ID=88133352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321369772.3U Active CN219773229U (en) | 2023-05-31 | 2023-05-31 | Novel water-stopping fish scale net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219773229U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119352660A (en) * | 2024-12-26 | 2025-01-24 | 山东天齐置业集团股份有限公司 | A post-casting strip retaining auxiliary device and construction process |
-
2023
- 2023-05-31 CN CN202321369772.3U patent/CN219773229U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119352660A (en) * | 2024-12-26 | 2025-01-24 | 山东天齐置业集团股份有限公司 | A post-casting strip retaining auxiliary device and construction process |
| CN119352660B (en) * | 2024-12-26 | 2025-05-13 | 山东天齐置业集团股份有限公司 | Post-pouring belt remaining auxiliary device and construction process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219773229U (en) | Novel water-stopping fish scale net | |
| CN113374245B (en) | Construction method for temporary support of post-cast strip of beam plate | |
| CN215484886U (en) | Adjustable strutting arrangement for building | |
| CN214658863U (en) | Long inclined plane fair-faced concrete formwork support system with inclination angle larger than 45 degrees | |
| CN216406201U (en) | Be arranged in building engineering construction beam column height grade equipment | |
| CN211396642U (en) | Air conditioner board template support convenient to dismantle | |
| CN218375277U (en) | Shear wall template strutting arrangement | |
| CN115434524B (en) | Sliding rail device for inclined wall construction and construction method thereof | |
| CN210878249U (en) | Steel pipe welding assembly platform | |
| CN212957648U (en) | Novel template structure for building pouring | |
| CN207244470U (en) | Truss is connected in a kind of bridge incremental launching construction between pier to pull-type attachment device | |
| DE3233929C1 (en) | Thermo elastic support for a pump | |
| CN220469054U (en) | General template for trapezoid drainage ditch | |
| CN117885198B (en) | Flexible wind power mixing tower mold with adjustable wall thickness | |
| CN113266143A (en) | Fixed template structure of pouring frame for construction engineering construction | |
| CN207526113U (en) | A kind of reinforcing mold of windowsill coping formwork | |
| CN215217245U (en) | Air cooling tube bank assembly device | |
| CN222874880U (en) | Box culvert mould with adjustable width | |
| CN216973757U (en) | Installation and positioning device for foundation embedded part | |
| CN220909091U (en) | Wall connecting piece convenient for construction | |
| CN216810186U (en) | Inner support reinforcing device for sewage inspection well | |
| CN214364949U (en) | Water supply and drainage reserved hole reservation device | |
| CN217151193U (en) | Civil engineering concrete placement template | |
| CN220599162U (en) | Hollow steel mesh internal mold for wall engineering construction | |
| CN222835398U (en) | Concrete floor hogging moment reinforcing bar location and protective layer thickness controlling means |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |