CN108952158B - Clamp for reinforcing templates - Google Patents
Clamp for reinforcing templates Download PDFInfo
- Publication number
- CN108952158B CN108952158B CN201810711957.5A CN201810711957A CN108952158B CN 108952158 B CN108952158 B CN 108952158B CN 201810711957 A CN201810711957 A CN 201810711957A CN 108952158 B CN108952158 B CN 108952158B
- Authority
- CN
- China
- Prior art keywords
- clamp
- detachable
- trigger
- bolt
- fixing screw
- 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
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 24
- 238000007906 compression Methods 0.000 claims abstract description 18
- 230000006835 compression Effects 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 28
- 238000009415 formwork Methods 0.000 claims description 23
- 230000002787 reinforcement Effects 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000000295 complement effect Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/065—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/065—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
- E04G17/0655—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning the element consisting of several parts
- E04G17/0658—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning the element consisting of several parts remaining completely or partially embedded in the cast material
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention discloses a clamp for reinforcing a template, which relates to the technical field of building template fixation and comprises a fixing screw, detachable through-wall bolts connected with two ends of the fixing screw and a clamp device arranged on the detachable through-wall bolts; the fixture device comprises a fixture shell, a fixed shaft arranged on the fixture shell and a trigger matched with the fixed shaft, wherein a compression spring is arranged on the fixture shell, one end of the compression spring is connected with the fixture shell, the other end of the compression spring is fixedly connected with the trigger, one side of the fixture shell is provided with a clamping groove, a bolt mounting hole is formed in the middle position of the fixture shell, and a detachable through-wall bolt is arranged in the bolt mounting hole in a penetrating mode and matched with the trigger, and forms a retaining self-locking structure. The beneficial effects of the invention are as follows: the operation is convenient, and the construction progress is accelerated; the connection is tight, which is beneficial to ensuring engineering quality.
Description
Technical Field
The invention relates to the technical field of building template installation, in particular to a clamp for template reinforcement.
Background
The traditional template reinforcement adopts the combination of the mountain-shaped clamp, the iron-flapping, the screw cap and other sporadic components, an operator uses a spanner to fasten the screw cap step by step, the reinforcement time is longer, and the construction progress is slower; because screw nuts in the traditional template reinforcement engineering adopt screw threading, the biting force of screw threads is relatively lower than that of saw teeth, the quality problems of die explosion and the like often occur due to screw nut sliding and thread cracking in the traditional template reinforcement; because the traditional template reinforcement and dismantling engineering process is complex in process, a great amount of labor time is consumed by tightening and dismantling nuts and cleaning and recycling materials, and project labor cost is greatly increased; the turnover materials such as mountain-shaped cards, iron flappers, nuts and the like are unfavorable for unified warehouse-in and warehouse-out management, have no loss and more loss in the construction process, and have low overall recycling rate.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the clamp for reinforcing the template, which has reasonable structure and is convenient to install.
The technical scheme of the invention is as follows:
the fixture for reinforcing the formwork is characterized by comprising a fixing screw, detachable through-wall bolts connected with two ends of the fixing screw and fixture devices arranged on the detachable through-wall bolts; the fixture device comprises a fixture shell, a fixed shaft arranged on the fixture shell and a trigger matched with the fixed shaft, wherein a compression spring is arranged on the fixture shell, one end of the compression spring is connected with the fixture shell, the other end of the compression spring is fixedly connected with the trigger, one side of the fixture shell is provided with a clamping groove, a bolt mounting hole is formed in the middle position of the fixture shell, and a detachable through-wall bolt is arranged in the bolt mounting hole in a penetrating mode and matched with the trigger, and forms a retaining self-locking structure.
The clamp for reinforcing the template is characterized in that external threads are arranged at two ends of the fixing screw, and a water stop sheet is fixedly arranged in the middle; one end of the detachable through-wall bolt is provided with an internal thread sleeve, the other end of the detachable through-wall bolt is provided with a first inverted tooth structure, and the detachable through-wall bolt is fixedly connected with external threads at two ends of the fixing screw rod through the internal thread sleeve.
The clamp for reinforcing the template is characterized in that the clamping groove adopts an arc-shaped W double-groove structure.
A fixture for reinforcing a template, which is characterized in that a rubber cup is arranged at the joint of an internal thread sleeve and an external thread, a first installation channel matched with the internal thread sleeve is arranged at the bottom of the rubber cup, a second installation channel matched with the end part of a fixing screw is arranged at the top of the rubber cup, the first installation channel is communicated with the second installation channel, the size of the first installation channel is larger than that of the second installation channel, and a limiting structure is formed at the communication part of the first installation channel, so that the joint of the fixing screw and the internal thread sleeve is positioned in the rubber cup.
A fixture for reinforcing a template is characterized in that the trigger comprises a trigger rod, a trigger head arranged on the trigger rod and a connecting sleeve arranged between the trigger rod and the trigger head, the trigger head is provided with a second inverted tooth structure which is in complementary engagement with a first inverted tooth structure on a detachable wall penetrating bolt, and the first inverted tooth structure and the second inverted tooth structure are matched to form a backstop self-locking structure.
A clamp for reinforcing a template is characterized in that a spring seat is arranged at one end, close to a clamp shell, of the compression spring, a threaded adjusting rod is arranged on the spring seat in a penetrating mode, an adjusting nut is arranged on the threaded adjusting rod, and the threaded adjusting rod penetrates out of the clamp shell and is fixed through the adjusting nut.
The clamp for reinforcing the template is characterized in that the fixing shaft is provided with a pair of fixing shafts which are symmetrically arranged at positions close to the bolt mounting holes.
The clamp for reinforcing the formwork is characterized in that the joint of the detachable through-wall bolt and the internal thread sleeve adopts conical surface transition, the joint of the internal thread sleeve and the detachable through-wall bolt is tightly attached to the formwork, and a gap is filled between the fixing screw and the formwork by 4-6 mm.
The clamp for reinforcing the template is characterized in that the rubber cup adopts a round table structure, the internal thread sleeve is tightly matched with the first mounting channel, and the fixing screw is tightly matched with the second mounting channel.
The clamp for reinforcing the template is characterized in that the fixing screw rod penetrates through the second installation channel and is fixedly connected with the internal thread sleeve in the first installation channel.
The beneficial effects of the invention are as follows:
1) The operation is convenient, and the construction progress is accelerated; when the formwork engineering is reinforced, after the steel pipe and the detachable wall penetrating bolt are in place, an operator only needs to fold the upper trigger and the lower trigger of the clamp towards the middle at the same time, so that the upper saw teeth and the lower saw teeth of the clamp are opened, then the detachable wall penetrating bolt is sleeved to move from outside to inside, and finally the steel pipe is fastened; the operation process is just reversed when the template is removed, the whole pressing and removing process is convenient to operate and flexible to use, and the construction progress of template reinforcement and removal is greatly accelerated.
2) The connection is tight, which is beneficial to ensuring engineering quality; the internal structure design of the clamp is exquisite, and the detachable through-wall bolt is provided with a circle of multiple saw teeth, so that the detachable through-wall bolt is not limited by the position angle. The clamp is designed into an upper row of saw teeth and a lower row of saw teeth, so that the clamp is simple and economical, the detachable through-wall bolts can be tightly meshed at any angle, the safety and the fastening of the clamp are ensured, and the engineering quality is ensured.
3) The labor is saved, and the cost control is facilitated; because the novel template reinforcing clamp does not need to fasten the nuts in a circle by adopting a spanner, the novel template reinforcing clamp can be assembled and disassembled only by the buckling operation, is extremely convenient to operate, reduces the labor force content in the template engineering to a great extent, greatly saves the labor force wage cost and is beneficial to project cost control.
4) The component is single, which is favorable for unified recovery management; the clamp integrates the traditional mountain-shaped clamp, iron-flapping, screw cap and other sporadic components into one component, realizes the integral function of the clamp, avoids the characteristics of small, scattered and miscellaneous traditional reinforcing components, and is favorable for unified recovery management due to single material and unified dimension specification of the clamp, and greatly reduces the loss and the non-loss of turnover materials.
5) The applicability is strong, and the field popularization and application are facilitated; the novel template reinforcing clamp is simple to operate, easy to learn and easy to meet, wide in application range and obvious in comprehensive advantage. Therefore, the product has strong replicability, can be suitable for all formwork reinforcement projects, and is favorable for being widely popularized in construction sites in future.
Drawings
FIG. 1 is a schematic view of the connection structure of the fixing screw and the detachable through-wall bolt of the present invention;
FIG. 2 is a schematic view of the mounting structure of the clamp device of the present invention;
FIG. 3 is an enlarged view of the structure of the present invention at A;
FIG. 4 is a schematic view of the structure of the trigger of the present invention;
in the figure: the wall-penetrating bolt comprises the following components of a fixed screw, a detachable wall-penetrating bolt, a 3-rubber cup, a 4-water stop sheet, a 5-internal thread sleeve, a 6-template, 7-square timber, 8-steel pipes, 9-compression springs, a 10-fixed shaft, an 11-trigger, a 12-clamp shell, a 13-spring seat, a 14-adjusting nut, a 15-thread adjusting rod, a 16-trigger rod, a 17-trigger head and an 18-connecting sleeve.
Detailed Description
The invention is further described below with reference to the drawings.
As shown in fig. 1 to 4, a clamp for reinforcing a formwork comprises a fixing screw 1, a detachable through-wall bolt 2, a rubber cup 3, a water stop 4, an internal thread sleeve 5, a formwork 6, square timber 7, a steel pipe 8, a compression spring 9, a fixing shaft 10, a trigger 11, a clamp shell 12, a spring seat 13, an adjusting nut 14, a thread adjusting rod 15, a trigger lever 16, a trigger head 17 and a connecting sleeve 18.
The detachable through-wall bolt 2 is connected with two ends of the fixed screw 1, two ends of the fixed screw 1 are provided with external threads, a water stop sheet 4 is fixedly arranged in the middle of the fixed screw, one end of the detachable through-wall bolt 2 is provided with an internal thread sleeve 5, the other end of the detachable through-wall bolt 2 is provided with a first inverted tooth structure, and the detachable through-wall bolt 2 is fixedly connected with the external threads at two ends of the fixed screw 1 through the internal thread sleeve 5; the rubber cup 3 is arranged at the joint of the internal thread sleeve 5 and the external thread, a first installation channel matched with the internal thread sleeve 5 is arranged at the bottom of the rubber cup 3, a second installation channel matched with the end part of the fixing screw 1 is arranged at the top of the rubber cup 3, the first installation channel is communicated with the second installation channel, the size of the first installation channel is larger than that of the second installation channel, and a limiting structure is formed at the communication part of the first installation channel, so that the joint of the fixing screw 1 and the internal thread sleeve 5 is positioned in the rubber cup 3, the rubber cup 3 adopts a round table structure, the internal thread sleeve 5 is tightly matched with the first installation channel, and the fixing screw 1 is tightly matched with the second installation channel; the fixing screw 1 passes through the second installation channel and is fixedly connected with the internal thread sleeve 5 in the first installation channel, so that the joint is effectively prevented from being bonded by concrete.
The fixture device is arranged on the detachable wall penetrating bolt 2; the fixture device comprises a fixture shell 12, a fixed shaft 10 arranged on the fixture shell 12 and a trigger 11 matched with the fixed shaft 10, wherein the fixed shaft 10 is provided with a pair of fixed shafts which are symmetrically arranged at positions close to the bolt mounting holes; the trigger 11 comprises a trigger lever 16, a trigger head 17 arranged on the trigger lever 16 and a connecting sleeve 18 arranged between the trigger lever 16 and the trigger head 17, the trigger 11 is movably arranged on the fixed shaft 10 through the connecting sleeve 18, the trigger head 17 is provided with a second inverted tooth structure which is in complementary engagement with a first inverted tooth structure on the detachable through-wall bolt 2, and the first inverted tooth structure and the second inverted tooth structure are matched to form a backstop self-locking structure; the clamp shell 12 is provided with a compression spring 9, one end of the compression spring 9 is connected with the clamp shell 12, the other end of the compression spring 9 is fixedly connected with a trigger 11, one end, close to the clamp shell 12, of the compression spring 9 is provided with a spring seat 13, a threaded adjusting rod 15 is arranged on the spring seat 13 in a penetrating mode, the threaded adjusting rod 15 is provided with an adjusting nut 14, the threaded adjusting rod 15 penetrates out of the clamp shell 12 and is fixed through the adjusting nut 14, and the elasticity of the compression spring 9 can be adjusted through the adjusting nut 14; the clamp shell 12 is provided with a clamping groove on one side, the clamping groove adopts an arc-shaped W double-groove structure and is used for clamping the steel pipe 8, a bolt mounting hole is formed in the middle position of the clamp shell, and a detachable through-wall bolt 2 is arranged in the bolt mounting hole in a penetrating manner and matched with a trigger 11 at the upper and lower positions, and forms a backstop self-locking structure.
The joint of the detachable through-wall bolt 2 and the internal thread sleeve 5 adopts conical surface transition, and the joint of the internal thread sleeve 5 and the detachable through-wall bolt 2 is tightly attached to the template 6, a gap of 4-6mm is filled between the fixing screw 1 and the template 6 (after the detachable through-wall bolt 2 is detached, the fixing screw 1 is not exposed out of the template 6, and the position is kept flat after mortar filling).
The using method comprises the following steps:
the clamp is tightly combined with two steel pipes 8 through an arc W double-groove structure, the template 6 is clamped through square timber 7, and when the clamp is tightly closed, the second inverted tooth structure on the trigger is in complementary engagement with the first inverted tooth structure on the detachable through-wall bolt 2, so that the clamp is ensured to be safely fastened; after concrete is poured in the formwork 6, the concrete is expanded and then is extruded to the formwork 6 and is transferred to the square timber 7 and the steel pipe 8, and the detachable through-wall bolts 2 are fixed, so that the clamp clamps the formwork 6 by the detachable through-wall bolts 2; when the clamp is disassembled, the trigger 11 is folded towards the middle at the same time, the second inverted tooth structure on the trigger 11 is separated from the first inverted tooth structure on the detachable through-wall bolt 2 immediately, and the detachable through-wall bolt 2 and the fixed screw 1 can be easily pulled out for disassembly, and as the detachable through-wall bolt 2 is matched with the fixed screw 1 through internal and external threads, when the template is disassembled, the detachable through-wall bolt 2 is firstly disassembled, the template is directly disassembled, and finally the rubber cup 3 is pulled out, and as a gap is filled between the fixed screw 1 and the template 6 by 4-6mm, smooth and flat avoidance can be ensured during later filling.
When the formwork is disassembled, the removable through-wall bolts 2 on two sides are removed, and then the formwork 6 is disassembled, the formwork 6 is broken and broken very little, the removable through-wall bolts 2 can be reused, and when concrete is poured, the rubber cup 3 is prevented from shifting due to the fastening and resisting actions of the internal thread sleeve 5, so that the engineering quality is prevented from being influenced, and the formwork has the advantages of flexible assembly, convenience in disassembly, rapidness in construction, high safety, material conservation, economy and practicability; the fixing screw rod and concrete are poured together, so that the disposable product cannot be recycled, the detachable through-wall bolt 2 with the internal thread sleeve 5 on the two sides can be recycled, almost no loss is caused, the turnover utilization rate of materials is greatly improved, the use of screw rod steel is saved to a great extent, and the control of project cost and manufacturing cost is facilitated.
Claims (7)
1. The clamp for reinforcing the formwork is characterized by comprising a fixing screw (1), detachable wall penetrating bolts (2) connected with two ends of the fixing screw (1) and a clamp device arranged on the detachable wall penetrating bolts (2); the clamp device comprises a clamp shell (12), a fixed shaft (10) arranged on the clamp shell (12) and a trigger (11) matched with the fixed shaft (10), wherein a compression spring (9) is arranged on the clamp shell (12), one end of the compression spring (9) is connected with the clamp shell (12), the other end of the compression spring is fixedly connected with the trigger (11), one side of the clamp shell (12) is provided with a clamping groove, a bolt mounting hole is formed in the middle of the clamp shell, and a detachable wall penetrating bolt (2) is arranged in the bolt mounting hole in a penetrating mode and matched with the trigger (11) to form a retaining self-locking structure;
external threads are arranged at two ends of the fixed screw (1), and a water stop sheet (4) is fixedly arranged in the middle; one end of the detachable through-wall bolt (2) is provided with an internal thread sleeve (5), the other end of the detachable through-wall bolt is provided with a first inverted tooth structure, and the detachable through-wall bolt (2) is fixedly connected with external threads at two ends of the fixed screw (1) through the internal thread sleeve (5);
the connecting part of the internal thread sleeve (5) and the external thread is provided with a rubber cup (3), the bottom of the rubber cup (3) is provided with a first installation channel matched with the internal thread sleeve (5), the top of the rubber cup (3) is provided with a second installation channel matched with the end part of the fixing screw (1), the first installation channel is communicated with the second installation channel, the size of the first installation channel is larger than that of the second installation channel, and a limiting structure is formed at the communicating part of the first installation channel, so that the connecting part of the fixing screw (1) and the internal thread sleeve (5) is positioned in the rubber cup (3);
the trigger (11) comprises a trigger rod (16), a trigger head (17) arranged on the trigger rod (16) and a connecting sleeve (18) arranged between the trigger rod (16) and the trigger head (17), wherein the trigger head (17) is provided with a second inverted tooth structure which is in complementary engagement with a first inverted tooth structure on the detachable through-wall bolt (2), and the first inverted tooth structure and the second inverted tooth structure are matched to form a backstop self-locking structure.
2. The clamp for reinforcing a formwork of claim 1, wherein the clamping grooves are of an arc-shaped W double-groove structure.
3. The clamp for reinforcing templates according to claim 1, characterized in that a spring seat (13) is arranged on one end, close to the clamp shell (12), of the compression spring (9), a threaded adjusting rod (15) is arranged on the spring seat (13) in a penetrating mode, an adjusting nut (14) is arranged on the threaded adjusting rod (15), and the threaded adjusting rod (15) penetrates out of the clamp shell (12) and is fixed through the adjusting nut (14).
4. A clamp for formwork reinforcement as claimed in claim 1, wherein the fixed shaft (10) is provided with a pair and is symmetrically disposed at a position close to the bolt mounting hole.
5. The clamp for reinforcing the formwork according to claim 1, wherein the joint of the detachable through-wall bolt (2) and the internal thread sleeve (5) adopts conical surface transition, the joint of the internal thread sleeve (5) and the detachable through-wall bolt (2) is tightly attached to the formwork (6), and a gap is filled between the fixing screw (1) and the formwork (6) by 4-6 mm.
6. A clamp for reinforcing a formwork according to claim 1, characterized in that the rubber cup (3) adopts a round table structure, the internally threaded sleeve (5) is tightly matched with the first mounting channel, and the fixing screw (1) is tightly matched with the second mounting channel.
7. A clamp for formwork reinforcement as claimed in claim 1, characterized in that the fixing screw (1) passes through the second mounting channel and is fixedly connected with the internally threaded sleeve (5) in the first mounting channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810711957.5A CN108952158B (en) | 2018-06-29 | 2018-06-29 | Clamp for reinforcing templates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810711957.5A CN108952158B (en) | 2018-06-29 | 2018-06-29 | Clamp for reinforcing templates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108952158A CN108952158A (en) | 2018-12-07 |
| CN108952158B true CN108952158B (en) | 2024-03-19 |
Family
ID=64484867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810711957.5A Active CN108952158B (en) | 2018-06-29 | 2018-06-29 | Clamp for reinforcing templates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108952158B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112049416B (en) * | 2020-08-20 | 2022-04-29 | 合肥华中建筑科技有限公司 | Clamp for building mould |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009263878A (en) * | 2008-04-22 | 2009-11-12 | Iwakura Kagaku Kogyo Kk | Separator for maintaining spacing between forms, form tie, and structure for maintaining spacing between forms |
| CN203654748U (en) * | 2014-01-09 | 2014-06-18 | 王兵 | Saving type reusable building wall bolt assembly |
| CN206571164U (en) * | 2017-03-21 | 2017-10-20 | 刘学辉 | A kind of dismantled and assembled combination water-stopping tie bolt |
| CN208380092U (en) * | 2018-06-29 | 2019-01-15 | 浙江省建设投资集团股份有限公司 | A kind of fixture for formwork reinforcement |
-
2018
- 2018-06-29 CN CN201810711957.5A patent/CN108952158B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009263878A (en) * | 2008-04-22 | 2009-11-12 | Iwakura Kagaku Kogyo Kk | Separator for maintaining spacing between forms, form tie, and structure for maintaining spacing between forms |
| CN203654748U (en) * | 2014-01-09 | 2014-06-18 | 王兵 | Saving type reusable building wall bolt assembly |
| CN206571164U (en) * | 2017-03-21 | 2017-10-20 | 刘学辉 | A kind of dismantled and assembled combination water-stopping tie bolt |
| CN208380092U (en) * | 2018-06-29 | 2019-01-15 | 浙江省建设投资集团股份有限公司 | A kind of fixture for formwork reinforcement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108952158A (en) | 2018-12-07 |
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