CN110802731A - Concrete mould grout stopping component - Google Patents
Concrete mould grout stopping component Download PDFInfo
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- CN110802731A CN110802731A CN201910655200.3A CN201910655200A CN110802731A CN 110802731 A CN110802731 A CN 110802731A CN 201910655200 A CN201910655200 A CN 201910655200A CN 110802731 A CN110802731 A CN 110802731A
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- concrete
- grout stopping
- connecting rod
- piece
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0011—Mould seals
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a concrete mould grout stopping component, which comprises: the connecting rod comprises an end section, a sealing section and a connecting section which are sequentially connected, and a cavity penetrating through the end section, the sealing section and the connecting section is arranged on the connecting rod; the outer elastic piece is used for sealing a gap between the concrete mould and the steel bar, the outer elastic piece is sleeved on the sealing section, and one end of the outer elastic piece is contacted with the end section; and the pressing piece is used for pressing the outer elastic piece and deforming the outer elastic piece, the pressing piece is sleeved on the connecting section, and the pressing piece is adjustably connected with the connecting section. The invention provides a concrete mould grout stopping component which has the advantages of simple structure, good sealing effect, convenience in installation, stable connection and the like.
Description
Technical Field
The invention relates to the technical field of concrete construction, in particular to a concrete mould grout stopping component.
Background
In concrete engineering, the reinforcing steel bars need to be exposed outside the mould to ensure the connection strength of concrete, but gaps exist between the exposed reinforcing steel bars and the concrete mould, and the problem of slurry leakage can occur in the gaps between the reinforcing steel bars and the concrete mould during concrete pouring construction. The common grout stopping method of tightly binding wires after the on-site reinforcement is finished and tightly winding the high-density sponge close to the template has low work efficiency, large material waste and environmental pollution. And the sponge can be extruded and displaced by cement slurry in the construction process to cause slurry leakage. Slurry leakage in concrete construction not only causes material waste and influences construction quality, but also increases later renovation and rework loss and also causes adverse effects on construction work efficiency. Therefore, it is desirable to provide a grout stop member with good sealing effect, reliable connection and convenient installation, which is used for sealing the gap between the steel bar and the concrete mold. .
Chinese patent application publication No. CN201924599U, published as 2011, 08 and 10, entitled "exposed connecting reinforcement poured concrete stop-slip plug", discloses an exposed connecting reinforcement poured concrete stop-slip plug, which comprises a circular truncated cone with a circular base, the circular base and the circular truncated cone are arranged at the gap of a concrete template, the axes of the circular base and the circular truncated cone are overlapped, the diameter of the circular base is larger than that of the circular truncated cone, and a through hole for a reinforcement to pass through is formed in the axial middle part of the circular truncated cone and the circular base. But the sealing effect of the device is poor, and only larger particles can be prevented from leaking, and fine particles and liquid cannot be prevented from leaking.
Disclosure of Invention
The invention provides a concrete mould grout stopping component for overcoming the problems that grout leakage can be caused by poor sealing effect of the exposed steel bar joint in the prior art, and the concrete mould grout stopping component has the advantages of simple structure, good sealing effect, convenience in installation, stable connection and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a concrete mold grout stopping member comprising:
the connecting rod comprises an end section, a sealing section and a connecting section which are sequentially connected, and a cavity penetrating through the end section, the sealing section and the connecting section is arranged on the connecting rod;
the outer elastic piece is used for sealing a gap between the concrete mould and the steel bar, the outer elastic piece is sleeved on the sealing section, and one end of the outer elastic piece is contacted with the end section;
and the pressing piece is used for pressing the outer elastic piece and deforming the outer elastic piece, the pressing piece is sleeved on the connecting section, and the pressing piece is adjustably connected with the connecting section.
In the technical scheme, the outer elastic piece has certain elasticity and is made of elastic materials such as rubber and the like. The length of the outer elastic part is 15mm, and the outer elastic part is matched with the thickness of the die. The connecting rod cover is established on the reinforcing bar, and the tip section setting just contacts with the concrete mold in the concrete mold, and the concrete mold is stretched out to the one end of connecting rod. When the pressing piece moves towards one side of the outer elastic piece, the pressing piece presses the end face of the outer elastic piece, the outer elastic piece is extruded to deform, and expansion occurs in the radial direction, so that the gap between the connecting rod and the concrete mold is sealed in the radial direction. The end section sets up in concrete mold and with concrete mold contact, can avoid ending thick liquid component roll-off concrete mold to drop from the reinforcing bar when grout in to concrete mold.
Preferably, the pressing device further comprises an extrusion gasket, wherein the extrusion gasket is sleeved on the connecting rod and is arranged between the outer elastic piece and the pressing piece. The extrusion gasket can increase the contact area with outer elastic component, increases the extrusion effect, also can avoid compressing tightly the piece and directly contacting with outer elastic component, when having avoided relative movement between the two, compresses tightly the piece and causes the damage to outer elastic component.
Preferably, the inner elastic piece is arranged in the cavity, the end section extends towards the inner ring and the end face of the end section is in contact with the end of the inner elastic piece, the extrusion gasket comprises an outer gasket and an inner gasket, the outer gasket and the inner gasket are connected through a sliding block, the outer gasket is in contact with the end of the outer elastic piece, the inner gasket is in contact with the end of the inner elastic piece, a sliding groove matched with the sliding block is formed in the connecting rod, the sliding groove extends towards the sealing section and extends to the sealing section, and the extrusion gasket can slide along the sliding groove. Through implementing above-mentioned technical scheme, can carry out complete sealed to the clearance between reinforcing bar and the concrete form. During the use, establish the connecting rod cover on the reinforcing bar, and the reinforcing bar passes interior elastic component, the tip section setting in concrete mold and with concrete mold contact, concrete mold is stretched out to the one end of connecting rod, will compress tightly the piece and remove to tip section one side, interior elastic component and outer elastic component receive the extrusion of extrusion gasket, the inside and outside both sides inflation simultaneously to gap between connecting rod and the concrete mold, and the gap between connecting rod and the reinforcing bar seals, and is sealed effectual.
Preferably, the spout quantity is 2, and 2 spout symmetric distribution are on the connecting rod, and the sliding block corresponds with the spout one-to-one. The symmetrical structure can make the extrusion gasket slide more smoothly, and the stability of the structure is guaranteed.
Preferably, the connecting section is in threaded connection with the pressing piece. Be equipped with the external screw thread on the linkage segment, compress tightly be equipped with on the piece with the internal thread of external screw thread adaptation, realize compressing tightly the adjustable of piece and linkage segment through threaded connection to realize sealed function. The threaded connection has the advantages of simple manufacture, low cost, convenient use, reliable connection and the like.
Preferably, be equipped with the connection bulge loop that a plurality of distributes along the axis direction on the linkage segment, compress tightly and be equipped with chucking spare, expanding spring and hold the casing on the piece, be equipped with the locking hole on the lateral wall that compresses tightly the piece, chucking spare one end is passed the locking hole and is connected the bulge loop contact, and expanding spring establishes in holding the casing, expanding spring's one end with hold the casing and be connected, expanding spring's the other end and the contact of chucking spare. Because a large number of grout stopping members need to be used on the concrete mould, shortening the installation time of a single grout stopping member is very important for improving the engineering efficiency. Above-mentioned structure can realize compressing tightly the piece and be connected with the adjustable of linkage segment, pulls up the chucking spare during the use, will compress tightly the piece and compress tightly to tip section one side, then loosens the chucking spare, makes chucking spare one end block connect the bulge loop can. The structure is convenient and quick to use, and the installation efficiency can be greatly improved.
Preferably, the end of the clamping piece, which is contacted with the connecting convex ring, is provided with a sliding inclined surface. The slip inclined plane is towards the tip section, and when compressing tightly the piece and move to tip section one side, the chucking spare radially pops out under the effect on slip inclined plane, consequently, when compressing tightly the piece and moving to tip section one side, does not need the manual chucking spare that pulls up, convenient operation. After the clamping, the back of the sliding inclined plane is not provided with an inclined plane, and the clamping piece is clamped with the connecting convex ring to lock the clamping piece. When the unlocking is needed, the clamping piece is pulled up.
Preferably, the side wall in the locking hole is provided with a positioning groove, and the clamping piece is provided with a positioning bulge matched with the positioning groove. The structure can make things convenient for the installation of chucking spare, avoids the direction change on slip inclined plane, influences the use.
Preferably, the connecting convex rings are uniformly distributed along the axial direction of the connecting rod, and a plurality of connecting convex rings are connected end to form a complete external thread. The compressing part is provided with a screwing structure matched with the wrench, and one end of the clamping part is matched with the external thread. The structure can realize the quick installation of the grout stopping component and can ensure the sealing degree during the installation. During installation, the connecting rod sleeve is arranged on the reinforcing steel bar, the pressing piece is rapidly pushed towards one side of the end section, and when the pressing piece is subjected to certain reaction force and cannot be pressed tightly, the practical wrench can screw the pressing piece tightly to a proper degree. Above-mentioned scheme utilizes the screw thread to screw up when reaction force is big, guarantees the leakproofness in the scheme that the small quick slip of reaction force compressed tightly shortens installation time. Compared with the whole process of adopting screw thread tightening, the pressing efficiency is greatly improved; compared with the scheme of sliding compression in the whole process, the sealing effect is ensured.
Preferably, the clamping piece is provided with a limiting piece and a handle piece, and the handle piece is arranged at one end far away from the connecting rod. The locating part can avoid the chucking spare to stretch into the overlength, and the chucking spare can conveniently be mentioned to the handle piece.
The invention has the beneficial effects that: (1) the gap between the concrete mould and the steel bar can be sealed, and the sealing effect is good; (2) the structure is relatively simple, and the manufacturing cost is low; (3) the installation is swift, and the installation effectiveness is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the squeeze pad of the present invention;
fig. 3 is a partial structural view of embodiment 2.
In the figure: connecting rod 1, tip section 1.1, seal segment 1.2, linkage segment 1.3, connect bulge loop 1.3.1, cavity 1.4, spout 1.5, outer elastic component 2, interior elastic component 3, extrusion gasket 4, outer gasket 4.1, sliding block 4.2, interior gasket 4.3, compress tightly a 5, chucking spare 6, slip inclined plane 6.1, locating part 6.2, handle spare 6.3, expanding spring 7, hold casing 8, concrete mold 10, reinforcing bar 11.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Example 1:
as shown in fig. 1 and 2, a concrete mold grout stopping component comprises a connecting rod 1, an outer elastic part 2, an inner elastic part 3, an extrusion gasket 4 and a pressing part 5, wherein the connecting rod 1 comprises an end section 1.1, a sealing section 1.2 and a connecting section 1.3 which are sequentially connected, a cavity 1.4 penetrating through the end section 1.1, the sealing section 1.2 and the connecting section 1.3 is arranged on the connecting rod 1, an external thread and two sliding chutes 1.5 are arranged on the connecting section 1.3, the two sliding chutes 1.5 are symmetrically distributed on the side wall of the connecting rod 1, and the sliding chutes 1.5 extend to the sealing section 1.2 and extend to the sealing section 1.2;
the outer elastic piece 2 is sleeved on the sealing section 1.2, and one end of the outer elastic piece 2 is in contact with the end section 1.1;
the inner elastic part 3 is arranged in the cavity 1.4, the end section 1.1 extends towards the inner ring, and the end surface is contacted with the end part of the inner elastic part 3;
the pressing gasket is sleeved on the connecting rod 1 and arranged between the outer elastic part 2 and the pressing part 5, the extruding gasket 4 comprises an outer gasket 4.1, a sliding block 4.2 and an inner gasket 4.3, the outer gasket 4.1 and the inner gasket 4.3 are connected through the sliding block 4.2, the sliding blocks 4.2 are matched with the sliding grooves 1.5 and correspond to each other one by one, the outer gasket 4.1 is contacted with the end part of the outer elastic part 2, the inner gasket 4.3 is contacted with the end part of the inner elastic part 3, and the extruding gasket 4 can slide along the sliding grooves 1.5;
and the pressing piece 5 is used for pressing the outer elastic piece 2 and enabling the outer elastic piece 2 to deform, the pressing piece 5 is sleeved on the connecting section 1.3, and the pressing piece 5 is in adjustable connection with the connecting section 1.3.
Among the above-mentioned technical scheme, connecting rod 1 cover is established on the reinforcing bar, and tip section 1.1 sets up in concrete mold 10 and contacts with concrete mold, and concrete mold is stretched out to the one end of connecting rod 1. During the use, establish 1 cover of connecting rod on reinforcing bar 11, and the reinforcing bar passes interior elastic component 3, end section 1.1 sets up in concrete mold and contacts with concrete mold, concrete mold is stretched out to the one end of connecting rod 1, will compress tightly 5 and screw up to end section 1.1 one side, interior elastic component 3 and outer elastic component 2 receive the extrusion of extrusion gasket 4, simultaneously inside and outside both sides inflation, thereby to the gap between connecting rod 1 and the concrete mold, and the gap between connecting rod 1 and the reinforcing bar seals, it is sealed effectual to seal. The end section 1.1 is arranged in the concrete mould and is in contact with the concrete mould, so that the grout stopping component can be prevented from sliding out of the concrete mould to fall off from the reinforcing steel bars when grouting is carried out in the concrete mould.
Example 2:
as shown in fig. 3, most of the structure is the same as that of embodiment 1, except that:
the external screw thread is formed by a plurality of along 1 axis direction evenly distributed's of connecting rod connection bulge loop 1.3.1 end to end, it is equipped with chucking spare 6 to compress tightly 5, expanding spring 7 and hold casing 8, it is equipped with locking hole 5.1 on the lateral wall of compressing tightly 5, be equipped with the constant head tank on the lateral wall in the locking hole 5.1, be equipped with locating part 6.2 on chucking spare 6, handle spare 6.3 and protruding with the location of constant head tank adaptation, handle spare 6.3 sets up one of keeping away from connecting rod 1 and serves, the one end of chucking spare 6 is equipped with slip inclined plane 6.1 and passes locking hole 5.1 and be connected bulge loop 1.3.1 contact, expanding spring 7 is established in holding casing 8, expanding spring 7's one end with hold casing 8 and be connected, expanding spring 7's the other end and chucking spare 6 contacts.
Because a large number of grout stopping members need to be used on the concrete mould, shortening the installation time of a single grout stopping member is very important for improving the engineering efficiency. The structure can realize the quick installation of the grout stopping component and can ensure the sealing degree during installation. During installation, establish connecting rod 1 cover on the reinforcing bar, will compress tightly 5 and promote fast to tip section 1.1 one side, compress tightly 5 and receive certain reaction force when unable compressing tightly, practical spanner will compress tightly 5 screws up to suitable degree. Above-mentioned scheme utilizes the screw thread to screw up when reaction force is big, guarantees the leakproofness in the scheme that the small quick slip of reaction force compressed tightly shortens installation time. Compared with the whole process of adopting screw thread tightening, the pressing efficiency is greatly improved; compared with the scheme of sliding compression in the whole process, the sealing effect is ensured.
The invention has the beneficial effects that: the gap between the concrete mould and the steel bar can be sealed, and the sealing effect is good; the structure is relatively simple, and the manufacturing cost is low; the installation is swift, and the installation effectiveness is high.
Claims (9)
1. A concrete mould grout stopping component is characterized by comprising:
the connecting rod comprises an end section, a sealing section and a connecting section which are sequentially connected, and a cavity penetrating through the end section, the sealing section and the connecting section is arranged on the connecting rod;
the outer elastic piece is used for sealing a gap between the concrete mould and the steel bar, the outer elastic piece is sleeved on the sealing section, and one end of the outer elastic piece is contacted with the end section;
and the pressing piece is used for pressing the outer elastic piece and deforming the outer elastic piece, the pressing piece is sleeved on the connecting section, and the pressing piece is adjustably connected with the connecting section.
2. The concrete mold grout stopping component of claim 1, further comprising a squeeze washer, wherein the squeeze washer is sleeved on the connecting rod and is arranged between the outer elastic member and the pressing member.
3. A concrete mould grout stopping component as claimed in claim 2, further comprising an inner elastic member disposed in the cavity, the end section extending towards the inner ring and the end face contacting the end of the inner elastic member, the pressing pad comprises an outer pad and an inner pad, the outer pad and the inner pad are connected by a sliding block, the outer pad contacts the end of the outer elastic member, the inner pad contacts the end of the inner elastic member, the connecting rod is provided with a sliding groove adapted to the sliding block, the sliding groove extends towards the sealing section and extends to the sealing section, and the pressing pad can slide along the sliding groove.
4. A concrete form grout stopping member according to claim 1, 2 or 3, wherein said connecting section is threadedly connected to the hold-down member.
5. A concrete mould grout stopping component as claimed in claim 1, 2 or 3, wherein a plurality of connecting convex rings are arranged on said connecting section and distributed along the axial direction, a clamping member, a telescopic spring and a containing shell are arranged on the compressing member, a locking hole is arranged on the side wall of the compressing member, one end of the clamping member passes through the locking hole and is contacted with the connecting convex ring, the telescopic spring is arranged in the containing shell, one end of the telescopic spring is connected with the containing shell, and the other end of the telescopic spring is contacted with the clamping member.
6. A concrete form grout stopping member according to claim 5, wherein the end of said retainer in contact with said connecting lug is provided with a sliding ramp.
7. A concrete mold grout stopping component as claimed in claim 6, wherein the side wall inside said locking hole is provided with a positioning groove, and the fastening member is provided with a positioning projection adapted to the positioning groove.
8. A concrete mould grout stopping component as claimed in claim 5, wherein said connecting convex rings are evenly distributed along the axial direction of the connecting rod, and a plurality of connecting convex rings are connected end to form a complete external thread.
9. A concrete form grout stopping member according to claim 5, wherein said retaining member is provided with a retaining member and a handle member, said handle member being disposed at an end remote from said connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910655200.3A CN110802731B (en) | 2019-07-19 | 2019-07-19 | Concrete mould grout stopping component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910655200.3A CN110802731B (en) | 2019-07-19 | 2019-07-19 | Concrete mould grout stopping component |
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| Publication Number | Publication Date |
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| CN110802731A true CN110802731A (en) | 2020-02-18 |
| CN110802731B CN110802731B (en) | 2021-04-16 |
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| CN201910655200.3A Active CN110802731B (en) | 2019-07-19 | 2019-07-19 | Concrete mould grout stopping component |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111877753A (en) * | 2020-07-22 | 2020-11-03 | 张国栋 | Supporting and mounting equipment for concrete construction formwork |
| JP2023000040A (en) * | 2021-06-17 | 2023-01-04 | 株式会社タック | Liquid leakage prevention apparatus and flask unit provided with liquid leakage prevention apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017058154A1 (en) * | 2015-09-29 | 2017-04-06 | Gcp Applied Technologies Inc. | Facilitated detailing for pre-applied waterproofing membranes |
| CN109702866A (en) * | 2019-01-29 | 2019-05-03 | 江苏科技大学 | A kind of precast wall body production mold and the wall convenient for grouting full weight detection |
| CN211709639U (en) * | 2019-07-19 | 2020-10-20 | 浙江交工集团股份有限公司 | Concrete mould grout stopping component |
-
2019
- 2019-07-19 CN CN201910655200.3A patent/CN110802731B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017058154A1 (en) * | 2015-09-29 | 2017-04-06 | Gcp Applied Technologies Inc. | Facilitated detailing for pre-applied waterproofing membranes |
| CN109702866A (en) * | 2019-01-29 | 2019-05-03 | 江苏科技大学 | A kind of precast wall body production mold and the wall convenient for grouting full weight detection |
| CN211709639U (en) * | 2019-07-19 | 2020-10-20 | 浙江交工集团股份有限公司 | Concrete mould grout stopping component |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111877753A (en) * | 2020-07-22 | 2020-11-03 | 张国栋 | Supporting and mounting equipment for concrete construction formwork |
| CN111877753B (en) * | 2020-07-22 | 2021-12-14 | 中铁十局集团第二工程有限公司 | Supporting and mounting equipment for concrete construction formwork |
| JP2023000040A (en) * | 2021-06-17 | 2023-01-04 | 株式会社タック | Liquid leakage prevention apparatus and flask unit provided with liquid leakage prevention apparatus |
| JP7313072B2 (en) | 2021-06-17 | 2023-07-24 | 株式会社タック | Leakage tightness and formwork unit with spillage tightness |
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| CN110802731B (en) | 2021-04-16 |
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