CN213684914U

CN213684914U - Chemical bolt heat-proof device

Info

Publication number: CN213684914U
Application number: CN202022248089.7U
Authority: CN
Inventors: 武东生; 霍如超; 武明阳
Original assignee: Xingtai Dongsheng Construction Engineering Co ltd
Current assignee: Xingtai Dongsheng Construction Engineering Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-07-13
Anticipated expiration: 2030-10-12

Abstract

The utility model relates to a chemical bolt heat-proof device belongs to the technical field of chemical bolt, and it includes prefabricated plate and chemical threaded rod, and the through-hole has been seted up to the prefabricated plate, and the wall body has been seted up with the position that the through-hole corresponds and has been placed the hole, places the downthehole rubber tube of having placed, and chemical threaded rod passes the prefabricated plate and with rubber tube threaded connection in following the through-hole, has set firmly the prefab in the one side welding that the prefabricated plate deviates from the wall body, the one end threaded connection that chemical threaded rod kept away from the rubber tube has the nut, is provided with the heat insulating mattress between nut and prefabricated plate, one. The application has the effect of reducing the influence on the strength of the chemical bolt during the welding of the prefabricated part and the prefabricated plate.

Description

Chemical bolt heat-proof device

Technical Field

The application relates to the field of chemical bolts, in particular to a chemical bolt heat insulation device.

Background

The chemical bolt consists of a rubber tube, a chemical threaded rod and a nut. The chemical threaded rod and the nut (hexagonal) are generally made of galvanized steel and stainless steel (hot galvanizing can be carried out according to requirements). The hose (or a hose packaged by plastic) contains reaction resin, curing agent and quartz particles. The chemical bolt resists pulling under the combined action of bond force and mechanical gripping force between the chemical bolt and concrete and resists shearing by the bolt, and is mainly used at the joint of a new structure and an old structure.

In the conventional technology, a chemical threaded rod is firstly threaded through a prefabricated slab, then the prefabricated slab is pressed tightly by a nut, so that the prefabricated slab is fixed on a wall body, and then a prefabricated member is welded on the surface of the prefabricated slab.

In view of the above-mentioned related art, the inventors believe that when the preform is welded to the prefabricated panel, a certain amount of heat is generated and affects the chemical agent in the glue tube, which may cause a defect of decreasing the strength of the chemical bolt.

SUMMERY OF THE UTILITY MODEL

In order to reduce the influence on the strength of the chemical bolt when the prefabricated part and the prefabricated plate are welded, the application provides a chemical bolt heat insulation device.

The application provides a chemical bolt heat-proof device adopts following technical scheme:

the utility model provides a chemistry bolt heat-proof device, includes prefabricated plate and chemical threaded rod, and the through-hole has been seted up to the prefabricated plate, and the hole has been seted up to the position that the wall body corresponds with the through-hole and has been placed to the downthehole rubber tube of placing, and chemical threaded rod passes the prefabricated plate from the through-hole and with rubber tube threaded connection, has set firmly the prefab in the welding of one side that the prefabricated plate deviates from the wall body, the one end threaded connection that the rubber tube was kept away from to the chemical threaded rod has the nut, is provided with the heat insulating mattress between nut and prefabricated plate.

Through adopting above-mentioned technical scheme, prefabricate out earlier at the wall body and place the hole, put into the rubber tube again and place downtheholely, align the through-hole again with the position of placing the hole, make the chemical threaded rod pass the prefabricated plate from the through-hole department and insert to placing downthehole, through the chemical threaded rod with the rubber tube breakage to make chemical agent ooze, thereby fixed with chemical threaded rod and wall body, then overlap the heat insulating mattress on the chemical threaded rod, make the surface of heat insulating mattress and the surface butt of prefabricated plate, then reuse nut compresses tightly the heat insulating mattress. When the prefabricated member is welded, the heat insulation pad can play a good heat insulation role so as to reduce the influence on the chemical bolt when the prefabricated member and the prefabricated plate are welded and ensure the strength of the chemical bolt.

Optionally, a heat insulation pipe is arranged in the through hole, the heat insulation pipe is sleeved outside the circumferential side wall of the chemical threaded rod, the circumferential side wall of the heat insulation pipe is abutted to the side wall of the preheating plate at the through hole, and the heat insulation pipe is fixedly connected with the heat insulation pad.

By adopting the technical scheme, the heat insulation pipe separates the precast slab at the through hole and the side wall of the chemical threaded rod, and the heat during welding is reduced and transferred to the side wall of the chemical threaded rod from the through hole of the precast slab.

Optionally, the heat insulation pad is made of rock wool; the heat insulation pipe is made of rock wool, and the heat insulation pad and the heat insulation pipe are of an integrally formed structure.

Through adopting above-mentioned technical scheme, the rock wool has good thermal-insulated effect, can and make the protection to chemical threaded rod, thermal-insulated pipe and heat insulating mattress structure as an organic whole simultaneously to prevent that the heat from conducting to chemical bolt from gap between them, thereby further improved the thermal-insulated effect to chemical bolt.

Optionally, a plurality of cooling fins are fixedly arranged on the circumferential outer wall of the heat insulation pad.

Through adopting above-mentioned technical scheme, when the heat transfer that produces when the welding went up to the heat insulating mattress, the heat insulating mattress accessible fin dispels the heat to reduce the temperature of self, and keep being the good thermal-insulated effect of chemical bolt.

Optionally, one side of the heat insulation pad close to the precast slab is provided with a plurality of first placing grooves, the circumferential outer wall of the heat insulation pipe is provided with a plurality of second placing grooves along the axial direction, the first placing grooves are communicated with the second placing grooves, heat conducting wires are placed in the first placing grooves and the second placing grooves, and one ends of the heat conducting wires are fixedly connected with the radiating fins.

Through adopting above-mentioned technical scheme, when the heat transfer when the welding was gone up to the heat insulating tube, the heat insulating tube can be with the heat transfer of self to the heat conduction silk on, the rethread heat conduction silk with heat transfer to fin department, dispel the heat through the fin to reduce the temperature of heat insulating tube, make heat insulating tube have good thermal-insulated effect.

Optionally, the thickness of the tube plate of the heat insulation tube is 2mm-3mm, and the thickness of the heat insulation pad is 2mm-3 mm.

Through adopting above-mentioned technical scheme, the thermal-insulated pipe and the heat insulating mattress of this thickness can play good thermal-insulated effect, have also avoided causing the influence to the installation of chemical bolt simultaneously.

Optionally, a sealing gasket is fixedly arranged on one side, close to the placing hole, of the heat insulation pipe, and the sealing gasket is abutted to the wall body.

Through adopting above-mentioned technical scheme, place the sealed effect of hole port department in order to increase through seal ring to reduce the phenomenon that the chemical agent in the rubber tube flows out from the port department of placing the hole, thereby stability when having improved chemical bolt fixing.

Optionally, the through-hole is a bar-shaped hole, and the position of the chemical threaded rod in the through-hole can be adjusted to move.

Through adopting above-mentioned technical scheme, insert when the chemical threaded rod and place downthehole back, the adjustment still can be made to the position of prefabricated plate, makes the through-hole and places the precision requirement reduction that aligns between the hole, provides convenience for staff's installation work.

In summary, the present application includes at least one of the following beneficial technical effects:

1. a heat insulation pad is additionally arranged between the chemical threaded rod and the prefabricated plate so as to improve the heat insulation effect on the chemical threaded rod, reduce the influence of heat generated when the prefabricated plate and the prefabricated plate are welded on the chemical bolt and ensure the strength of the chemical bolt;

2. a heat insulation pipe is additionally arranged between the through hole and the chemical threaded rod so as to further improve the heat insulation effect on the chemical bolt and reduce the influence of heat generated when the prefabricated part and the prefabricated plate are welded on the chemical bolt;

3. the heat pipe accessible heat conduction silk can be with the heat transfer to the fin of self, and the heat pad can be with the direct heat transfer to fin of self to reduce the temperature of heat pad and heat pipe, and make heat pipe and heat pad have good thermal-insulated effect.

Drawings

FIG. 1 is a schematic view of a chemical bolt heat shield apparatus of the present application;

FIG. 2 is an exploded view of the chemical threaded rod, the prefabricated panels and the wall;

FIG. 3 is an exploded view of a chemical threaded rod and a hose;

fig. 4 is a partial side sectional view of a chemical threaded rod inserted into a placement hole.

Description of reference numerals: 1. a chemical threaded rod; 11. a nut; 12. a hose; 2. prefabricating a slab; 21. a through hole; 22. a prefabricated member; 3. placing holes; 4. a heat insulating pad; 41. a first placing groove; 5. a heat insulating pipe; 51. a second placing groove; 6. a heat sink; 7. heat conducting wires; 8. a sealing gasket; 9. a wall body.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses chemical bolt heat-proof device.

Referring to fig. 1 and 2, a chemical bolting thermal insulation apparatus includes a chemical threaded rod 1 and a prefabricated slab 2, and a plurality of placing holes 3 are horizontally opened at one side of a wall body 9 adjacent to the prefabricated slab 2.

Referring to fig. 2 and 3, rubber tubes 12 are placed in the placing holes 3, through holes 21 are formed in four corners of the prefabricated plates 2, the through holes 21 correspond to the placing holes 3 one to one, and nuts 11 are connected to one ends, deviating from the wall 9, of the prefabricated plates 2 through threads of the chemical threaded rods 1. The chemical threaded rod 1 penetrates through the prefabricated plate 2 from the through hole 21 and is inserted into the placing hole 3, the rubber hose 12 is broken through the chemical threaded rod 1, chemical agents in the rubber hose 12 flow out to fix the chemical threaded rod 1 in the placing hole 3, and then the nut 11 is pressed on the surface of the prefabricated plate 2, so that the prefabricated plate 2 is fixed with the wall 9.

Referring to fig. 3 and 4, a prefabricated member 22 is fixedly welded to the surface of the prefabricated plate 2, a heat insulation pad 4 is arranged between the nut 11 and the prefabricated plate 22, the heat insulation pad 4 is sleeved outside the circumferential side wall of the chemical threaded rod 1, a heat insulation pipe 5 is arranged between the through hole 21 and the circumferential side wall of the chemical threaded rod 1, the heat insulation pad 4 and the heat insulation pipe 5 are both made of rock wool, and the heat insulation pad 4 and the heat insulation pipe 5 are of an integrally formed structure. One side of the heat insulation pad 4 is tightly attached to the side wall of the precast slab 2, and the other side of the heat insulation pad 4 is tightly attached to the nut 11; the inner wall of the heat insulation pipe 5 is tightly attached to the inner wall of the chemical threaded rod 1, the outer wall of the heat insulation pipe 5 is abutted to the prefabricated plate 2 at the through hole 21, the thickness of the pipe wall of the heat insulation pipe 5 is 2mm-3mm, and the thickness of the heat insulation pad 4 is 2mm-3 mm. After fixing chemical threaded rod 1 in placing hole 3, arrange heat insulating tube 5 in through-hole 21, heat insulating mattress 4 is arranged in one side that prefabricated plate 2 deviates from wall body 9, reuse nut 11 compresses tightly fixedly between heat insulating mattress 4 and prefabricated plate 2, then to prefabricated plate 2's surface welding prefab 22, when welding prefab 22, can produce a large amount of heats, through heat insulating mattress 4 and heat insulating tube 5, can play good heat-proof effect to chemical threaded rod 1 and nut 11, heat when reducing the welding passes through prefabricated plate 2 and transmits to chemical threaded rod 1, thereby the heat when having reduced the welding causes the influence to the chemical agent in rubber tube 12, fixed intensity between chemical bolt and the wall body 9 has been guaranteed.

Referring to fig. 3 and 4, a plurality of heat dissipation fins 6 are fixedly attached to the circumferential side wall of the heat insulation pad 4 in a sticking manner, the heat dissipation fins 6 are made of brass, and the heat dissipation fins 6 are uniformly distributed at intervals. The heat insulation structure is characterized in that one side, close to the precast slab 2, of the heat insulation pad 4 is provided with a plurality of first placing grooves 41, a plurality of second placing grooves 51 are formed in the circumferential side wall of the heat insulation pipe 5 along the axis direction of the heat insulation pipe 5, the first placing grooves 41 are communicated with the second placing grooves 51, heat conducting wires 7 are placed in the first placing grooves 41 and the second placing grooves 51, in the application, the heat conducting wires 7 are made of red copper materials, and one ends of the heat conducting wires 7 are welded and fixed with the radiating fins 6. After the welded heat is transferred to the side wall of the heat insulation pipe 5 and the side wall of the heat insulation pad 4 through the prefabricated plate 2, the heat insulation pipe 5 can transfer the heat of the heat insulation pipe to the heat conduction wires 7, the heat is transferred to the radiating fins 6 through the heat conduction wires 7, the heat of the heat insulation pad 4 can be directly transferred to the radiating fins 6 through the heat conduction wires 7, and then the heat is radiated to the air through the radiating fins 6. With the above structure, a good heat dissipation effect can be achieved for the heat insulation pipe 5 and the heat insulation pad 4, and the heat insulation pad 4 and the heat insulation pipe 5 both have a good heat insulation effect.

Referring to fig. 3 and 4, a sealing washer 8 is fixedly adhered to one end of the heat insulation pipe 5, which is away from the heat insulation pad 4, and after the prefabricated plate 2 is fixed to the wall 9, the sealing washer 8 is tightly attached to the wall 9 at the port of the placing hole 3, so that the chemical agent in the rubber pipe 12 is prevented from flowing out from the port of the placing hole 3, and the fixing strength between the chemical bolt and the wall 9 is further ensured.

Referring to fig. 2, the through-hole 21 is a horizontally formed bar-shaped hole, and the chemical threaded rod 1 allows the position of the prefabricated panel 2 to be adjusted after passing through the through-hole 21 and being inserted into the placing hole 3, thereby providing convenience for workers to install the prefabricated panel 2.

The implementation principle of a chemical bolt heat-proof device of the embodiment of the application is as follows: the chemical threaded rod 1 penetrates through the heat insulation pad 4, then penetrates through the prefabricated plate 2 from the through hole 21, the heat insulation pipe 5 is positioned in the through hole 21, then the chemical threaded rod 1 is inserted into the placing hole 3, the rubber pipe 12 is crushed, and the chemical threaded rod 1 is fixed with the wall 9. The heat insulation pad 4 is pressed on the surface of the precast slab 2 by the nut 11, and the precast slab 2 is fixed on the wall 9. The prefabricated member 22 is welded on the surface of the prefabricated plate 2, the heat generated during welding can be well isolated through the heat insulation pad 4 and the heat insulation pipe 5, the heat generated during welding of the prefabricated member 22 and the prefabricated plate 2 is reduced and is transmitted to the chemical threaded rod 1 through the prefabricated plate 2, and meanwhile, the heat conduction wires 7 and the heat radiating fins 6 can achieve a good heat radiating effect on the heat insulation pipe 5 and the heat insulation pad 4, so that the heat insulation pad 4 and the heat insulation pipe 5 are guaranteed to have a good heat insulating effect. Meanwhile, by the structure, the influence of heat generated when the prefabricated member 22 and the prefabricated plate 2 are welded on the chemical bolt is effectively reduced, and the strength between the chemical bolt and the wall body 9 is ensured.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a chemical bolt heat-proof device, including prefabricated plate (2) and chemical threaded rod (1), through-hole (21) have been seted up in prefabricated plate (2), hole (3) have been seted up with the position that through-hole (21) correspond in wall body (9), place and placed rubber tube (12) in hole (3), chemical threaded rod (1) from through-hole (21) in pass prefabricated plate (2) and with rubber tube (12) threaded connection, one side welding that deviates from wall body (9) in prefabricated plate (2) has set firmly prefabricated member (22), its characterized in that: one end of the chemical threaded rod (1) far away from the rubber tube (12) is in threaded connection with a nut (11), a heat insulation pad (4) is arranged between the nut (11) and the prefabricated plate (2), one side of the heat insulation pad (4) is abutted to the prefabricated plate (2), and the other side of the heat insulation pad (4) is abutted to the nut (11).

2. A chemical stud insulation apparatus according to claim 1, wherein: be provided with heat insulating tube (5) in through-hole (21), heat insulating tube (5) cover is established outside the circumference lateral wall of chemical threaded rod (1), and the circumference lateral wall of heat insulating tube (5) and the lateral wall butt of preheating plate in through-hole (21) department, fixed connection between heat insulating tube (5) and heat insulating mattress (4).

3. A chemical stud insulation apparatus according to claim 2, wherein: the heat insulation pad (4) is made of rock wool (4); the heat insulation pipe (5) is made of rock wool, and the heat insulation pad (4) and the heat insulation pipe (5) are of an integrally formed structure.

4. A chemical stud insulation apparatus according to claim 3, wherein: and a plurality of radiating fins (6) are fixedly arranged on the circumferential outer wall of the heat insulation pad (4).

5. A chemical stud insulation apparatus according to claim 4, wherein: one side of the heat insulation pad (4) close to the precast slab (2) is provided with a plurality of first placing grooves (41), the circumferential outer wall of the heat insulation pipe (5) is provided with a plurality of second placing grooves (51) along the axial direction, the first placing grooves (41) are communicated with the second placing grooves (51), heat conducting wires (7) are placed in the first placing grooves (41) and the second placing grooves (51), and one ends of the heat conducting wires (7) are fixedly connected with the radiating fins (6).

6. A chemical stud insulation apparatus according to claim 2, wherein: the thickness of the tube plate of the heat insulation tube (5) is 2mm-3mm, and the thickness of the heat insulation pad (4) is 2mm-3 mm.

7. A chemical stud insulation apparatus according to claim 2, wherein: one side of the heat insulation pipe (5) close to the placing hole (3) is fixedly provided with a sealing gasket (8), and the sealing gasket (8) is abutted against the wall body (9).

8. A chemical stud insulation apparatus according to claim 1, wherein: the through hole (21) is a strip-shaped hole, and the position of the chemical threaded rod (1) in the through hole (21) can be adjusted to move.