CN-224213607-U - Passive heat preservation construction structure of outdoor floor

Abstract

The utility model discloses a passive heat preservation construction structure of an outdoor floor slab, which comprises a support frame body, a template arranged on the support frame body, a heat preservation plate arranged on the template, a plastic film paved on the heat preservation plate and a reinforced concrete floor slab poured on the plastic film, wherein the heat preservation plate is connected with the reinforced concrete floor slab through a heat-insulation bridge anchor bolt. According to the utility model, the formwork is supported by the support frame body, the heat-insulating bridge anchor bolts are inserted into the heat-insulating plate and then are paved on the formwork, a layer of plastic film is paved on the heat-insulating plate to prevent the heat-insulating plate from absorbing the moisture of cast-in-place concrete, and the pouring construction of the reinforced concrete floor slab is carried out after the plastic film is paved.

Inventors

• Gong yuquan
• FAN ZECHI
• LI YONG
• ZHANG JUNTING
• ZHANG ZONGYU
• LI GUANGYUAN

Assignees

• 中建交通建设集团有限公司

Dates

Publication Date

20260508

Application Date

20250515

Claims (10)

1. 1. The passive heat preservation construction structure of the outdoor floor slab is characterized by comprising a support frame body (1), a template (2) arranged on the support frame body (1), a heat preservation plate (3) arranged on the template (2), a plastic film (4) paved on the heat preservation plate (3) and a reinforced concrete floor slab (5) poured on the plastic film (4); the heat insulation board (3) is connected with the reinforced concrete floor slab (5) through a heat insulation bridge anchor bolt (6).
2. 2. The outdoor floor slab passive heat preservation construction structure according to claim 1, wherein the heat insulation bridge anchor bolt (6) comprises a fixing section (6.1) arranged in the heat insulation board (3) and an anchoring section (6.2) arranged in the reinforced concrete floor slab (5), the anchoring section (6.2) is positioned above the plastic film (4), the fixing section (6.1) is positioned below the plastic film (4), and the anchoring section (6.2) and the fixing section (6.1) are fixed through screws (6.3) along the axial direction.
3. 3. The passive heat preservation construction structure of an outdoor floor slab according to claim 2, wherein the anchoring section (6.2) is provided with a through hole along the axial direction thereof, the upper part of the fixing section (6.1) is provided with a threaded hole (6.5) coaxially arranged with the through hole, and the screw (6.3) is in threaded fit with the threaded hole (6.5).
4. 4. A passive insulation construction structure for an outdoor floor according to claim 3, wherein the perforated inner wall is provided with internal threads which are matched with screws (6.3).
5. 5. The outdoor floor slab passive heat preservation construction structure according to claim 2, wherein the heat-insulation bridge anchor bolt (6) is made of plastic materials.
6. 6. The outdoor floor slab passive heat preservation construction structure according to claim 2, wherein the fixing section (6.1) is of a solid structure, and the anchoring section (6.2) is of a hollow structure.
7. 7. The outdoor floor slab passive heat preservation construction structure according to claim 2, wherein the lower end of the anchoring section (6.2) is provided with a step surface (6.7) with the diameter larger than that of the anchoring section (6.2), and the step surface (6.7) is pressed on the plastic film (4).
8. 8. A passive insulation construction structure for an outdoor floor according to claim 3, wherein the upper end of the anchoring section (6.2) is provided with a receiving groove (6.6) with a diameter larger than that of the through hole for receiving the end of the screw (6.3).
9. 9. The outdoor floor slab passive heat preservation construction structure according to claim 2, wherein a reinforcement penetrating hole is formed in the side face of the anchoring section (6.2), and the reinforcement of the reinforced concrete floor slab (5) penetrates through the reinforcement penetrating hole.
10. 10. The passive heat preservation construction structure of the outdoor floor slab according to claim 1, wherein the end part of the heat insulation bridge anchor bolt (6) is provided with an expansion head (6.4) which is propped against the outer end surface of the heat preservation plate (3).

Description

Passive heat preservation construction structure of outdoor floor Technical Field The utility model relates to the technical field of building heat preservation, in particular to a passive heat preservation construction structure of an outdoor floor slab. Background The passive building mainly refers to building equipment which does not depend on self energy consumption, and a building energy-saving mode is realized by the design of the space form, the building envelope, the building materials and the construction of the building. In building construction, in order to achieve the energy-saving effect of the building, many buildings need to perform heat preservation of outdoor floors on the basis of heat preservation of outer walls. At present, the common construction method is that after the construction of the floor concrete is finished, an insulation board is paved below the floor concrete, fixing nails are arranged on the insulation board according to an insulation structure system, grid cloth is paved, surface mortar is made, and the like. Aiming at the problems, the application provides a passive heat-insulating construction structure for an outdoor floor slab, which solves the problem that the traditional heat-insulating installation has the hidden quality trouble of large-area falling due to unstable fixation of fixing nails. Disclosure of utility model Aiming at the problems, the utility model provides the passive heat preservation construction structure of the outdoor floor slab, which has the advantages of simple structure, low cost and simple and convenient operation. In order to solve the technical problems, the utility model adopts the following technical scheme: The utility model discloses a passive heat preservation construction structure of an outdoor floor slab, which comprises a support frame body, a template arranged on the support frame body, a heat preservation plate arranged on the template, a plastic film paved on the heat preservation plate and a reinforced concrete floor slab poured on the plastic film, wherein the template is arranged on the support frame body; The heat insulation board is connected with the reinforced concrete floor slab through the heat insulation bridge anchor bolts. The utility model discloses a passive heat preservation construction structure of an outdoor floor slab, which is characterized in that the heat insulation bridge anchor bolt comprises a fixing section arranged in a heat preservation plate and an anchoring section arranged in a reinforced concrete floor slab, wherein the anchoring section is positioned above a plastic film, the fixing section is positioned below the plastic film, and the anchoring section and the fixing section are axially fixed through screws. According to the passive heat preservation construction structure of the outdoor floor slab, further, through holes are formed in the anchoring section along the axial direction of the anchoring section, threaded holes which are coaxially arranged with the through holes are formed in the upper portion of the fixing section, and the screws are in threaded fit with the threaded holes. The utility model discloses a passive heat preservation construction structure of an outdoor floor slab, which is characterized in that the inner wall of a perforation is provided with internal threads matched with screws. The utility model discloses a passive heat preservation construction structure of an outdoor floor slab, and further relates to a heat-insulation bridge anchor bolt which is made of plastic materials. The outdoor floor slab passive heat preservation construction structure is characterized in that the fixed section is of a solid structure, and the anchoring section is of a hollow structure. The utility model discloses a passive heat preservation construction structure of an outdoor floor slab, which is characterized in that the lower end of an anchoring section is provided with a step surface with the diameter larger than that of the anchoring section, and the step surface is pressed on a plastic film. The utility model discloses a passive heat preservation construction structure of an outdoor floor slab, and further, the upper end of an anchoring section is provided with a containing groove with a diameter larger than that of a perforation for containing the end part of a screw. According to the outdoor floor slab passive heat preservation construction structure, further, the side face of the anchoring section is provided with the reinforcement penetrating holes, and the reinforcement of the reinforced concrete floor slab penetrates through the reinforcement penetrating holes. The utility model discloses a passive heat preservation construction structure of an outdoor floor, which is characterized in that the end part of an anchor bolt of a heat-insulation bridge is provided with an expansion head which is propped against the outer end surface of a heat preservation plate. Compared with the prio