CN209873551U - Pier stud concrete insulation device after form removal - Google Patents
Pier stud concrete insulation device after form removal Download PDFInfo
- Publication number
- CN209873551U CN209873551U CN201920081841.8U CN201920081841U CN209873551U CN 209873551 U CN209873551 U CN 209873551U CN 201920081841 U CN201920081841 U CN 201920081841U CN 209873551 U CN209873551 U CN 209873551U
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- heat preservation
- pulley
- pull rope
- pier stud
- fixing frame
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Abstract
The utility model provides a pier stud concrete takes out mould back heat preservation device, the device is including pier stud closing cap and heat preservation receipts section of thick bamboo structure, and a heat preservation receipts section of thick bamboo structure is in the same place with pier stud closing cap joint, and a heat preservation receipts section of thick bamboo structure is including being in the first receipts section of thick bamboo of upper level, being in a lower second receipts section of thick bamboo and loose pulley assembly, and first receipts section of thick bamboo and second receive to be connected with the heat preservation membrane between the section of thick bamboo. The pulley assembly comprises a pull rope, a pull rope fixing frame, a pulley and a pulley fixing frame, the pulley fixing frame is connected to a first receiving cylinder, the pulley is rotatably connected to the pulley fixing frame, the pull rope fixing frame is connected to a second receiving cylinder, one end of the pull rope is fixed to the pull rope fixing frame, and the other end of the pull rope bypasses the pulley. The relative position of the first winding drum and the second winding drum is controlled by the pull rope. The utility model discloses a pulley and stay cord can reach good heat preservation effect in the cover and the packing up of ground control heat preservation membrane, and this device repeatedly usable can change the length specification that the heat preservation membrane adapts to the pier stud of co-altitude not and keeps warm.
Description
Technical Field
The utility model relates to a heat preservation field after pier stud concrete form removal, concretely relates to heat preservation device after pier stud concrete form removal.
Background
The cross section of the pier column of the highway bridge mainly has a circular shape, an oval shape and a square shape, the minimum size is generally not less than 1m, the height is different from several meters to dozens of meters, and the highway bridge belongs to a large-volume concrete structure. The large-volume concrete structure is always at a relatively high temperature in the first few days after concrete pouring, sometimes the temperature of the center of the structure exceeds 70 ℃ in the process of cement hydration heat release, and portland cement concrete is cured at a relatively high temperature, the early strength of the large-volume concrete structure is increased very quickly, but the long-term strength of the large-volume concrete structure is in a descending trend, and the safety of the structure is not good. Sometimes, the pier column concrete uses the industrial waste of the fly ash as an admixture to replace part of portland cement in equal quantity, and the early performance of the concrete doped with the fly ash is not obviously reduced and the long-term performance of the concrete is well developed at higher temperature. The fly ash is doped into the concrete of the bridge pier stud, so that the quality of a structure is guaranteed, a large amount of industrial waste is also consumed, and the method is a very good sustainable development way. In actual engineering, most of pier column concrete is demolished the formwork 12-24 hours after concrete pouring, and the higher the temperature is, the shorter the concrete age is during formwork demolition. The concrete doped with the fly ash has great influence on the performance of the concrete by early-age heat preservation and moisture preservation maintenance, either the form removal time is prolonged, or effective heat preservation and moisture preservation measures are taken immediately after the form removal for maintenance. The template removal time is prolonged, so that the investment of the template is inevitably increased, and the engineering benefit is unfavorable; at present, after the form is removed, a layer of film or a layer of geotextile or a layer of cloth-film is coated on the surface of the pier column. The measures cannot realize the heat preservation of the surface concrete, the physical engineering concrete strength acceptance is mainly a resilience method, the method is very sensitive to the quality of the surface concrete, the conditions that the resilience strength of the fly ash-doped concrete is unqualified and the strength of the core sample concrete is qualified appear in a large amount of engineering acceptance, and in order to ensure the resilience strength of the surface concrete of the pier, a heat preservation and health preservation device after the detachment of the pier concrete is required to be developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pier stud concrete insulation device after form removal solves not good, the unqualified technical problem of resilience strength of present pier stud surface layer concrete heat preservation effect.
The utility model adopts the following technical proposal:
a heat preservation device after pier stud concrete form removal comprises a pier stud sealing cover and a heat preservation cylinder collecting structure, wherein the heat preservation cylinder collecting structure is clamped with the pier stud sealing cover, the heat preservation cylinder collecting structure comprises a first cylinder at an upper position, a second cylinder at a lower position and a pulley assembly, and a heat preservation film is connected between the first cylinder and the second cylinder;
the pulley assembly comprises a pull rope, a pull rope fixing frame, a pulley and a pulley fixing frame, the pulley fixing frame is connected to the first winding drum, the pulley is rotatably connected to the pulley fixing frame, the pull rope fixing frame is connected to the second winding drum, one end of the pull rope is fixed to the pull rope fixing frame, and the other end of the pull rope bypasses the pulley; the relative position of the first collecting drum and the second collecting drum is controlled through the pull rope, so that the covering or the retraction of the heat preservation film is controlled.
Preferably, the pier sealing cover comprises a conical top cover and a cylindrical lower cover which are connected with each other, and the upper end of the cylindrical lower cover is provided with an annular clamping groove;
the upper end of the inner side of the first collecting barrel is provided with an annular clamping strip, and the clamping strip is clamped into the clamping groove to clamp the first collecting barrel and the pier stud sealing cover together.
Preferably, the first receiving barrel and the second receiving barrel are provided with openings, a plurality of fixing assemblies are arranged in the openings, each fixing assembly comprises a fixing bolt, a pressing plate and a nut, the end portion of the heat-insulation film extends into the openings, and the end portions of the heat-insulation film are fixed in the first receiving barrel and the second receiving barrel through the fixing bolts, the pressing plates and the nuts.
Preferably, there are two of the sheave assemblies.
Preferably, the heat preservation film is composed of heat preservation cloth and radial soft steel wire ropes embedded in the heat preservation cloth.
The utility model has the advantages that:
the utility model provides a pier stud concrete insulation device after form removal, stable in structure is reliable, and the installation is swift, can use the truck crane or the manual work to install the pier stud closing cap earlier, again with the installation of the whole part of the rest on the closing cap, the whole process has alleviateed workman's intensity of labour, the heat preservation membrane can firmly cover on the surface of pier stud, the weight of whole device is limited simultaneously, need not use independent driving system to drive; can reach good heat preservation effect through pulley and stay cord can be at the cover and the packing up of ground control heat preservation membrane, and this device repeatedly usable can change the length specification of heat preservation membrane and adapt to the pier stud heat preservation of co-altitude not.
Drawings
Fig. 1 is a schematic structural view of the heat preservation device after the pier stud concrete is demolded.
Fig. 2 is a sectional view of the insulation apparatus after the pier stud concrete is demolded.
FIG. 3 is a schematic structural view of the thermal insulation film when it is folded.
Fig. 4 is a schematic view of a pier stud and bare rebar.
Fig. 5 is a schematic view of a sheave assembly.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
example 1
With reference to fig. 1 to 5, the heat preservation device for the demolded pier stud concrete comprises a pier stud sealing cover 1 and a heat preservation collection tube structure, wherein the heat preservation collection tube structure is clamped with the pier stud sealing cover.
The pier capping is installed on top of the pier 2, the pier 2 and the bare rebar 3, as shown in fig. 4.
The heat-preservation receiving barrel structure comprises a first receiving barrel 4 positioned at an upper position, a second receiving barrel 5 positioned at a lower position and a pulley assembly, wherein a heat-preservation film 6 is connected between the first receiving barrel and the second receiving barrel.
The pulley assembly has two, and two pulley assembly symmetry sets up, and pulley assembly includes stay cord 7, stay cord mount 8, pulley 9 and pulley mount 10.
Wherein, pulley mount 10 is connected on first receipts section of thick bamboo 4, and pulley 9 rotates to be connected on pulley mount 10, and a section of thick bamboo 5 is received on the second to stay cord mount 8 connection, and the one end of stay cord 7 is fixed on stay cord mount 8, and the other end of stay cord is walked around the pulley, for handheld end.
By pulling or releasing the handheld end of the pull rope, the relative positions of the first collecting barrel and the second collecting barrel can be controlled, so that the covering or the retraction of the heat preservation film can be controlled.
Pier stud closing cap 1 is provided with annular draw-in groove including interconnect's conical top cap 11 and cylindrical lower cover 12 in the upper end of cylindrical lower cover 12.
An annular clamping strip 13 is arranged at the upper end of the inner side of the first collecting barrel 4, and the clamping strip is clamped into the clamping groove to clamp the first collecting barrel and the pier stud sealing cover together.
The pier stud sealing cover 1 is arranged on the exposed steel bar at the top of the pier stud.
A first receipts section of thick bamboo and second are received and are all provided with the opening, are provided with a plurality of fixed subassemblies in the opening, and fixed subassembly includes fixing bolt 14, clamp plate 15 and nut 16, and in the tip of heat preservation membrane stretched into the opening, the tip of heat preservation membrane was cliied by clamp plate and open-ended up end to through fixing bolt and nut, with the end fixing of heat preservation membrane in a first receipts section of thick bamboo and second are received.
Specifically, the heat preservation membrane is formed by heat preservation cloth and radial soft wire rope embedded in the heat preservation cloth, has certain design effect when playing the heat preservation effect, guarantees that heat preservation membrane and concrete pier column can not because the external factor of blowing and direct contact.
Example 2
The use method of the heat preservation device after the pier column concrete form removal comprises the following steps:
step 1: installing a pier stud sealing cover above the exposed steel bars of the concrete pier stud, fixedly connecting the end part of the heat-insulating film with a first receiving cylinder and a second receiving cylinder respectively, and completing installation of the pulley assembly, wherein the second receiving cylinder penetrates through the pier stud sealing cover, and the first receiving cylinder is clamped with the pier stud sealing cover;
step 2: the pull ropes on the two pulleys are slowly loosened at the same time, the second collecting cylinder is slowly separated from the first collecting cylinder under the action of gravity, and the heat-insulating film covers the outer surface of the pier stud at the same time;
and step 3: after the pier stud heat preservation effect reaches, can stimulate two stay cords simultaneously for the second is received a section of thick bamboo and is risen slowly, and the heat preservation membrane can be packed up simultaneously, and until receiving the back completely, receive a section of thick bamboo and first receipts section of thick bamboo with the second and remove from the pier stud closing cap, remove the pier stud closing cap again, accomplish whole work progress.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (5)
1. The device for preserving heat after pier stud concrete form removal is characterized by comprising a pier stud sealing cover and a heat preservation receiving cylinder structure, wherein the heat preservation receiving cylinder structure is clamped with the pier stud sealing cover, the heat preservation receiving cylinder structure comprises a first receiving cylinder at an upper position, a second receiving cylinder at a lower position and a pulley assembly, and a heat preservation film is connected between the first receiving cylinder and the second receiving cylinder;
the pulley assembly comprises a pull rope, a pull rope fixing frame, a pulley and a pulley fixing frame, the pulley fixing frame is connected to the first winding drum, the pulley is rotatably connected to the pulley fixing frame, the pull rope fixing frame is connected to the second winding drum, one end of the pull rope is fixed to the pull rope fixing frame, and the other end of the pull rope bypasses the pulley; the relative position of the first collecting drum and the second collecting drum is controlled through the pull rope, so that the covering or the retraction of the heat preservation film is controlled.
2. The pier concrete post-form removal heat preservation device according to claim 1, wherein the pier sealing cover comprises a conical top cover and a cylindrical lower cover which are connected with each other, and an annular clamping groove is formed in the upper end of the cylindrical lower cover;
the upper end of the inner side of the first collecting barrel is provided with an annular clamping strip, and the clamping strip is clamped into the clamping groove to clamp the first collecting barrel and the pier stud sealing cover together.
3. The device for preserving heat of the pier stud after the form removal of the concrete according to claim 1, wherein the first collecting barrel and the second collecting barrel are provided with openings, a plurality of fixing assemblies are arranged in the openings, each fixing assembly comprises a fixing bolt, a pressing plate and a nut, the end portions of the heat preservation films extend into the openings, and the end portions of the heat preservation films are fixed in the first collecting barrel and the second collecting barrel through the fixing bolts, the pressing plates and the nuts.
4. The apparatus according to claim 1, wherein there are two said pulley assemblies.
5. The insulation device after the pier stud concrete form removal according to claim 1, wherein the insulation film is composed of insulation cloth and radial soft steel wire ropes embedded in the insulation cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081841.8U CN209873551U (en) | 2019-01-17 | 2019-01-17 | Pier stud concrete insulation device after form removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081841.8U CN209873551U (en) | 2019-01-17 | 2019-01-17 | Pier stud concrete insulation device after form removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209873551U true CN209873551U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920081841.8U Expired - Fee Related CN209873551U (en) | 2019-01-17 | 2019-01-17 | Pier stud concrete insulation device after form removal |
Country Status (1)
| Country | Link |
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| CN (1) | CN209873551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577174A (en) * | 2019-01-17 | 2019-04-05 | 中交四公局第十工程有限公司 | Attemperator and its application method after a kind of pier stud concrete demoulding |
-
2019
- 2019-01-17 CN CN201920081841.8U patent/CN209873551U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577174A (en) * | 2019-01-17 | 2019-04-05 | 中交四公局第十工程有限公司 | Attemperator and its application method after a kind of pier stud concrete demoulding |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 Termination date: 20210117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |