CN214195054U

CN214195054U - Prefabricated clamp core is connecting piece and heat preservation wall for heat preservation wall

Info

Publication number: CN214195054U
Application number: CN202021458640.4U
Authority: CN
Inventors: 张伟
Original assignee: Suzhou Dangui Construction Technology Co ltd
Current assignee: Suzhou Dangui Construction Technology Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-09-14
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a prefabricated clamp core is connecting piece and heat preservation wall body for heat preservation wall body, connecting piece are used for connecting outer leaf wall, heat preservation, interior leaf wall, establish the spacing big envelope in main part pole periphery including main part pole and cover, main part pole includes connecting portion and sets up the anchor portion at connecting portion both ends, spacing big envelope cover is established in the periphery of connecting portion, anchor portion is the back taper structure, be provided with the anchor contained angle between anchor portion and the connecting portion; the heat preservation wall body includes connecting piece, outer leaf wall, heat preservation, interior leaf wall, the heat preservation passes through the connecting piece clamp to be located in the middle of outer leaf wall, the interior leaf wall, set up the through-hole of a plurality of confessions connecting piece embedding on the heat preservation, the spacing big envelope of connecting piece is embedded into in the through-hole, the anchor portion of the main part pole both sides of connecting piece inlays respectively to be established in outer leaf wall and interior leaf wall. The utility model discloses can accurate restriction connecting piece in the position of outer leaf wall, heat preservation, interior leaf wall, can strengthen the anchor effect of connecting piece and concrete.

Description

Prefabricated clamp core is connecting piece and heat preservation wall for heat preservation wall

Technical Field

The utility model relates to a building assembly field, concretely relates to prefabricated press from both sides core connecting piece and heat preservation wall body for heat preservation wall body.

Background

The typical non-combined sandwich thermal insulation outer wall is composed of three layers of structures: the outer leaf wall, the heat insulation layer and the inner leaf wall are generally made of reinforced concrete, the heat insulation layer is generally an extruded polystyrene heat insulation plate (XPS), the three layers are compounded together through a heat insulation connecting piece made of fiber reinforced composite materials, and the wall plate is generally produced by PC prefabricated parts at present and can also be produced on site.

The sandwich wallboard is designed by a method that heat insulation materials are clamped between two layers of concrete wallboards, heat insulation connecting pieces parallelly penetrate through heat insulation boards, two ends of each connecting piece are anchored in the concrete of an inner leaf wall and an outer leaf wall respectively, theoretically, the concrete of the outer leaf wall is only used as a protective layer and a decorative layer of the heat insulation materials and does not participate in the stress of the inner leaf wallboard, the outer leaf wall can freely stretch under the action of temperature change, and the inner leaf wall and the outer leaf wall are independent in behavior, and the sandwich wallboard is called as a non-combined sandwich heat insulation wallboard and is called as a non-combined sandwich wallboard for short.

At present, the sandwich heat-insulation outer wall is composed of a decorative layer, a heat-insulation layer and a structural layer, a connecting piece is required to be used in the production process of a factory to enable the decorative layer, the heat-insulation layer and the structural layer to be connected into a whole, and the traditional connecting piece is a metal connecting piece or a structural form, so that the design requirements can not be met in the aspects of anchoring performance, energy conservation and environmental protection. The metal connecting pieces on the market are also inconvenient to install and the like.

Based on the design and installation considerations, the connecting piece is structurally modified on the structural form of the existing metal connecting piece, so that the use requirements of the connecting piece on design and installation are met.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a prefabricated clamp core is connecting piece and heat preservation wall body for heat preservation wall body can accurate restriction connecting piece in the position of outer leaf wall, heat preservation, interior leaf wall, can strengthen the anchor effect of connecting piece and concrete.

In order to solve the technical problem, the utility model provides a prefabricated clamp core connecting piece for thermal insulation wall for connect exterior leaf wall, heat preservation, interior leaf wall, establish the spacing big envelope in main part pole periphery including main part pole and cover, the main part pole includes connecting portion and sets up the anchor portion at connecting portion both ends, the periphery at connecting portion is established to spacing big envelope cover, the anchor portion is the back taper structure, be provided with the anchor contained angle between anchor portion and the connecting portion.

The utility model discloses a preferred embodiment, further include the one end of spacing big envelope is provided with spacing plane, the surface of spacing big envelope is provided with the spacing step of multichannel.

In a preferred embodiment of the present invention, the plurality of steps further comprise a plurality of steps, and the outer diameters of the plurality of steps are not completely the same.

The utility model discloses a preferred embodiment, further include the main part pole with spacing big envelope components of a whole that can function independently setting, spacing big envelope bonding is fixed in the periphery of main part pole.

In a preferred embodiment of the present invention, the main rod is made of glass fiber reinforced composite material.

In a preferred embodiment of the present invention, the limiting sleeve is made of ABS resin.

In order to solve the technical problem, the utility model also provides a prefabricated double-layered core thermal insulation wall body, including outer leaf wall, heat preservation, interior leaf wall and above-mentioned connecting piece, the connecting piece is used for connecting outer leaf wall, heat preservation, interior leaf wall, the heat preservation passes through the connecting piece clamp is located in the middle of outer leaf wall, the interior leaf wall, set up the through-hole of a plurality of confessions connecting piece embedding on the heat preservation, the spacing big envelope of connecting piece is embedded into in the through-hole, the anchor portion of the main part pole both sides of connecting piece inlays respectively and establishes in outer leaf wall and interior leaf wall.

In a preferred embodiment of the present invention, the through holes on the insulating layer are distributed in a rectangular array.

The utility model discloses a preferred embodiment, further include the marginal distance of through-hole and heat preservation is greater than 100mm, and the distance between two adjacent through-holes is greater than 200 mm.

In a preferred embodiment of the present invention, the connecting member further comprises two ends of the connecting member, wherein the two ends of the connecting member are respectively embedded into the outer leaf wall and the inner leaf wall, and the embedding lengths of the two ends of the connecting member are not less than 38mm and not less than 51 mm.

The utility model has the advantages that:

the utility model discloses a connecting piece adopts spacing big envelope to inject the connecting piece accuracy in the heat preservation in situ, prevents the connecting piece drunkenness in the heat preservation to anchor portion and the anchor contained angle between anchor portion and the connecting portion of the back taper through the setting of main part pole both sides have guaranteed the hookup location of connecting piece and both sides outer leaf wall and inner leaf wall, can improve connecting piece installation effectiveness and installation quality.

The utility model discloses a thermal insulation wall adopts special connecting piece structure to connect outer leaf wall, heat preservation, interior leaf wall, can accurately restrict its position at outer leaf wall, heat preservation, interior leaf wall through the self structure of connecting piece to can strengthen the anchor effect in connecting piece and outer leaf wall and the interior leaf wall.

Drawings

FIG. 1 is a schematic structural view of a connecting piece for a prefabricated sandwich thermal insulation wall of the utility model;

FIG. 2 is a schematic structural view of the thermal insulation wall of the present invention;

fig. 3 is a schematic structural diagram of the distribution of the through holes of the thermal insulation wall body of the utility model.

The reference numbers in the figures illustrate: 1. a connecting member; 11. a main body lever; 111. a connecting portion; 112. an anchoring part; 12. a limiting envelope; 121. a limiting plane; 122. a limiting step; 2. a heat-insulating layer; 21. a through hole; 3. an outer leaf wall; 4. the inner leaf wall.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1, an embodiment of the connecting member for prefabricated sandwich thermal insulation wall of the present invention is used for connecting an outer leaf wall 3, a thermal insulation layer 2 and an inner leaf wall 4, and comprises a main body rod 11 and a limiting sleeve 12 sleeved on the periphery of the main body rod 11, wherein the main body rod 11 and the limiting sleeve 12 are separately arranged, the limiting sleeve 12 is adhesively fixed on the periphery of the main body rod 11, the main body rod 11 comprises a connecting portion 111 and anchoring portions 112 arranged at two ends of the connecting portion 111, the limiting sleeve 12 is sleeved on the periphery of the connecting portion 111, the anchoring portions 112 are of an inverted cone structure, an anchoring included angle is arranged between the anchoring portions 112 and the connecting portion 111, the connecting member 1 is precisely limited in the thermal insulation layer 2 by the limiting sleeve 12, the connecting member 1 is prevented from moving in the thermal insulation layer 2, and the anchoring portions 112 of the inverted cone shape arranged on two sides of the main body rod 11 and the anchoring included angle between the anchoring portions 112 and the connecting portion 111 are used for anchoring, the connecting position of the connecting piece 1, the outer leaf walls 3 and the inner leaf walls 4 on the two sides is ensured, and the mounting quality of the connecting piece 1 can be improved.

Specifically, the one end of spacing big envelope 12 is provided with spacing plane 121, the surface of spacing big envelope 12 is provided with spacing step 122 of multichannel, imbeds connecting piece 1 in heat preservation 2, the position of connecting piece 1 for heat preservation 2 can be confirmed as the reference plane to spacing plane 121, and spacing step 122 of multichannel can block in heat preservation 2, prevents that the position of connecting piece 1 from taking place the drunkenness.

Specifically, multichannel the external diameter size of spacing step 122 is not identical, and multichannel spacing step 122's external diameter can be followed a direction grow gradually, can follow a direction and diminish gradually, also can set up the outstanding spacing step 122 of external diameter, also can set up the spacing step 122 that the external diameter is sunken, sets up like this and guarantees that all spacing steps 122's radial height is not in the coplanar, can further prevent connecting piece 1 drunkenness in heat preservation 2.

Specifically, the main rod 11 is made of a glass fiber reinforced composite material, and the glass fiber reinforced composite material has the characteristics of low heat conductivity coefficient, good durability, high tensile strength and shear strength, strong bending resistance and bearing capacity, good elasticity and toughness, and strong alkali corrosion resistance, so that the anchoring strength of the connecting piece is ensured.

Specifically, the limiting envelope 12 is made of ABS resin, which is one of five synthetic resins, and has the characteristics of excellent impact resistance, heat resistance, low temperature resistance, chemical resistance and electrical properties, easy processing, stable product size, good surface gloss, and the like.

Referring to fig. 2, the utility model discloses a prefabricated sandwich thermal insulation wall's an embodiment, including outer leaf wall 3, heat preservation 2, interior leaf wall 4 and above-mentioned connecting piece 1, connecting piece 1 is used for connecting outer leaf wall 3, heat preservation 2, interior leaf wall 4, heat preservation 2 passes through connecting piece 1 presss from both sides and locates in the middle of outer leaf wall 3, the interior leaf wall 4, set up a plurality of through-holes 21 that supply the embedding of connecting piece 1 on the heat preservation 2, the spacing big envelope 12 of connecting piece 1 is embedded into through-hole 21, the anchor portion 112 of the main part pole 11 both sides of connecting piece 1 inlays respectively and establishes in outer leaf wall 3 and interior leaf wall 4, through the contained angle between the anchor portion 112 and the connecting portion 111 of back taper structure and the anchor portion 112, can prevent to vibrate and draw, can guarantee the installation quality of connecting piece 1 self, reach the anchor standard.

Specifically, the through holes 21 on the heat insulation layer 2 are distributed in a rectangular array, the distance between the through holes 21 and the edge of the heat insulation layer 2 is larger than 100mm, and concrete poured by the outer leaf walls 3 and the inner leaf walls 4 at the edge is prevented from cracking; the distance between two adjacent through holes 21 is more than 200mm, so that the concrete poured by the outer leaf wall 3 and the inner leaf wall 4 between the two connecting members 1 is prevented from cracking due to the too close distance of the connecting members 1.

Specifically, in order to ensure the anchoring effect of the connecting member 1 with the outer leaf wall 3 and the inner leaf wall 4, the embedding lengths of the anchoring parts 112 at both sides of the connecting member 1 embedded into the outer leaf wall 3 and the inner leaf wall 4 are not less than 38mm and not less than 51mm, respectively.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The connecting piece is characterized by comprising a main body rod and a limiting sleeve, wherein the limiting sleeve is sleeved on the periphery of the main body rod, the main body rod comprises a connecting part and anchoring parts arranged at two ends of the connecting part, the limiting sleeve is sleeved on the periphery of the connecting part, the anchoring parts are of inverted cone structures, and an anchoring included angle is formed between each anchoring part and the connecting part.

2. The connecting piece for the prefabricated sandwich thermal insulation wall body as claimed in claim 1, wherein one end of the limiting envelope is provided with a limiting plane, and the outer surface of the limiting envelope is provided with a plurality of limiting steps.

3. The connecting piece for a prefabricated sandwich thermal insulation wall body as claimed in claim 2, wherein the outer diameter sizes of the plurality of limiting steps are not completely the same.

4. The connecting member for a prefabricated sandwich thermal insulation wall according to claim 1, wherein the body rod and the limiting sleeve are separately arranged, and the limiting sleeve is bonded and fixed to the outer periphery of the body rod.

5. The connecting member for prefabricated sandwich thermal insulation wall according to claim 1, wherein the main rod is made of glass fiber reinforced composite material.

6. The connecting piece for a prefabricated sandwich thermal insulation wall body according to claim 1, wherein the limiting envelope is made of ABS resin.

7. A prefabricated sandwich heat-insulating wall body comprises an outer leaf wall, a heat-insulating layer and an inner leaf wall, and is characterized by further comprising the connecting piece in any one of claims 1 to 6, wherein the connecting piece is used for connecting the outer leaf wall, the heat-insulating layer and the inner leaf wall, the heat-insulating layer is clamped between the outer leaf wall and the inner leaf wall through the connecting piece, a plurality of through holes for the connecting piece to be embedded into are formed in the heat-insulating layer, a limiting sleeve of the connecting piece is embedded into the through holes, and anchoring parts on two sides of a main rod of the connecting piece are respectively embedded into the outer leaf wall and the inner leaf wall.

8. The prefabricated sandwich thermal insulation wall body as claimed in claim 7, wherein the through holes on the thermal insulation layer are distributed in a rectangular array.

9. The prefabricated sandwich thermal insulation wall body as claimed in claim 8, wherein the distance between the through holes and the edge of the thermal insulation layer is more than 100mm, and the distance between two adjacent through holes is more than 200 mm.

10. The prefabricated sandwich thermal insulation wall body as claimed in claim 7, wherein the embedding lengths of the anchoring parts at both sides of the connecting member, which are respectively embedded into the outer leaf wall and the inner leaf wall, are not less than 38mm and not less than 51mm, respectively.