CN210705265U

CN210705265U - Mould for smoke exhaust air passage

Info

Publication number: CN210705265U
Application number: CN201921017214.4U
Authority: CN
Inventors: 赵士才; 孙梦钰; 董凤禹
Original assignee: Jinan Shuohu Building Material Technology Co ltd
Current assignee: Jinan Shuohu Building Material Technology Co ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-06-09
Anticipated expiration: 2029-07-02

Abstract

The utility model provides a flue mould of discharging fume, includes exterior sheathing, centre form location former (3), base (6) and headstock gear, exterior sheathing and centre form location former (3) stand on base (6), the exterior sheathing includes an L type body (1) and make up under the headstock gear effect vertical type body of an upper end open-ended with make up for knot body (2) at least, centre form location former (3) are located inside the vertical type body, are connected with elevating gear on it, can reciprocate in vertical plane, be equipped with out thick liquid mouth (31) and advance thick liquid mouth (32) on centre form location former (3). The utility model discloses exhaust flue mould adopts centre form location shaping to scribble the method of thick liquid preparation, steam time delay maintenance, produces the exhaust flue that intensity is high, of high quality, and specially adapted flow operation improves production efficiency moreover.

Description

Mould for smoke exhaust air passage

Technical Field

The utility model relates to a building air flue field of discharging fume, concretely relates to air flue mould of discharging fume.

Background

With the continuous promotion of urban modern construction, the integral residential smoke exhaust air flue is widely applied to building engineering. As is well known, the smoke exhaust duct, also called as ventilation duct, flue and ventilation duct, is a duct product for intensively exhausting domestic smoke in kitchens and toilets in residences and exhausting cooking oil smoke in kitchens or foul air in toilets.

Most of the smoke exhaust air passages in the current market are cement handmade product flues and cement machine-made flues, and the smoke exhaust air passages are generally low in quality of prefabricated products and easy to crack, and the airflow of the floor flues can cross smoke, smell and other potential safety hazards back and forth between the upper layer and the lower layer. The production and manufacture of the smoke exhaust air passage mainly adopts three modes of on-site pure manual manufacture, forming mold grouting and internal mold water pumping type manufacture, wherein:

the pure manual manufacturing method has the problems of large site occupation area and serious raw material waste, the wall thickness of the smoke exhaust air passage is subjected to uncontrollable factors such as human proficiency, attitude, consciousness, responsibility and the like by an operation technology, the quality is difficult to ensure, the labor intensity is high, and the working efficiency is low.

Although the grouting forming die can effectively improve the uniformity of the thickness of a product, in order to enable poured cement mortar to flow, the water cement ratio can be seriously disordered, the strength of the mortar is reduced after the cement is hydrated, cracks are easy to generate, and the problems of durability reduction, uncontrollable performance and the like still exist.

Although the internal mold water pumping type production mode can realize rapid demolding, high cement ratio grouting is performed in a short period, then water pumping is performed thoroughly to form a low cement ratio, a large amount of cement is not subjected to hydration solidification during molding, and with continuous hydration in the later period of the cement, newly formed hydration products expand to generate microcracks, so that the strength is reduced.

In addition, there is a method for producing a flue gas duct by using a special mold to rapidly mold and demold, for example, patent No. CN106142335B discloses a method for producing a square flue gas duct and a special mold, which comprises the steps of pouring four side surfaces of a flue gas duct at a time by using a V-shaped special mold and an inverted V-shaped special mold erected on the inner side above the V-shaped special mold, wherein the cross section of the flue gas duct is of a square structure, and easy demolding can be realized by using the special mold movably arranged up and down. However, the production process is complex in actual operation, the cast flue is inconvenient to steam cure at any time, the production efficiency is not high, and the method is not suitable for operation of a batch production line.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is complicated to solve the flue of discharging fume production technology who makes among the prior art, and the finished product produces the crack easily and causes the problem that the lower floor made a round trip to cluster, through providing the flue of discharging fume mould of a vertical production, adopts centre form location shaping to scribble the method of thick liquid preparation, steam time delay maintenance, produces the flue of discharging fume that intensity is high, of high quality, and specially adapted water conservancy diversion works improves production efficiency moreover.

The technical scheme of the utility model as follows:

the utility model provides a flue mould of discharging fume, includes exterior sheathing, centre form location former, base and headstock gear, and exterior sheathing and centre form location former stand on the base, the exterior sheathing includes an L type body and make-up body at least, make-up body includes straight board and/or L board, the L type body and make up into an upper end open-ended vertical type body under the headstock gear effect to making-up body, centre form location former is located inside the vertical type body, is connected with elevating gear on it, can reciprocate in vertical plane, be equipped with out the thick liquid mouth on the centre form location former and advance the thick liquid mouth.

As above-mentioned flue mould of discharging fume, the L type body and the make-up body on the exterior sheathing include porous disk surface course and riser, the porous disk surface course adopts the material preparation that absorbs water, locates the riser top layer, uses towards centre form location former one side.

Furthermore, a heat insulation layer is arranged between the permeable plate surface layer and the vertical plate.

As for the smoke exhaust air passage mould, the slurry inlet is positioned on the upper plane of the internal mould positioning former so as to be convenient for connecting the slurry inlet pipe, and the slurry outlet is positioned on the lower side surface of the internal mould positioning former and is slightly higher than the bottom plane.

Furthermore, a plurality of distance blocks are arranged on the side surface of the inner die positioning former, and the height of the distance blocks on the side surface of the inner die positioning former is greater than the highest point of the slurry outlet. Preferably, the top of the distance block is a sliding part which is positioned in the middle of the side surface of the internal mold positioning former, so that the internal mold positioning former can move up and down conveniently.

Preferably, the side of the positioning former is provided with a groove, the distance block is arranged in the groove and movably connected with the internal mold positioning former, and the length of the part, exposed out of the internal mold positioning former, of the distance block can be freely adjusted.

The smoke exhaust air passage mould further comprises a heat insulation layer cover plate, and the size of the heat insulation layer cover plate is larger than the inner diameter of the closed vertical type body formed by combining the outer templates.

According to the smoke exhaust air passage mold, the opening and closing device comprises a conveying belt, a slide way, a hydraulic cylinder, an air cylinder, an electric cylinder and other various mechanisms capable of performing linear telescopic motion, and the opening and closing device is respectively connected with the L-shaped body and the opposite buckle body of the outer template. The outer template below is equipped with the base, the base can be unable adjustment base, also can establish respectively in L type body and make up the body below, along with the motion of L type body and make up the body.

Furthermore, at least one steam access port is arranged on the outer template or the base below the outer template. Preferably, the steam access is arranged below when the steam access is located on the outer formwork.

The beneficial effects of the utility model reside in that:

1. the utility model discloses a flue of discharging fume mould need not to transfer the water ash ratio of low thick liquids, adopts the water ash ratio of normal suitable cement characteristic to scribble the thick liquid shaping to the flue of discharging fume, has effectively eliminated the defect that traditional pure manual preparation still is grout forming die, centre form pumped type preparation, has improved the intensity, the quality of the flue of discharging fume.

2. The utility model discloses a flue mould of discharging fume, the exterior sheathing inboard is equipped with porous disk surface course and heat preservation, easily adsorbs the thick liquids, and the hydrated moisture content of cement in the back cooperation steam maintenance can supply to rise to make fashioned flue of discharging fume further hydrated and condense, make the flue quality of discharging fume effectively guarantee.

3. The utility model discloses a flue mould of discharging fume, centre form location former scribble behind the flue of discharging fume of thick liquid, can part with the exterior sheathing, continue to stretch into another exterior sheathing and scribble thick liquid, the exterior sheathing that has accomplished changes over to back steam maintenance assembly line with the flue of discharging fume over to, through pipelined production, improve production efficiency greatly.

Drawings

The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.

In the drawings:

FIG. 1 is a schematic structural diagram of this embodiment 1;

FIG. 2 is a half sectional view of the outer die plate and inner die positioning former;

FIG. 3 is a schematic diagram of the structure of each layer of the outer template;

the components represented by the reference numerals in the figures are:

1. l type body, 11, porous disk surface course, 12, heat preservation, 13, riser, 2, the body of buckleing, 3, centre form location former, 31, play thick liquid mouth, 32, advance thick liquid mouth, 33, distance piece, 34, stay cord, 4, pneumatic cylinder, 5, supporting seat, 6, base, 61, steam access mouth.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.

Example 1

Referring to fig. 1, fig. 1 is a flue mould of discharging fume of this embodiment, including exterior sheathing, centre form location former 3, base 6 and headstock gear, exterior sheathing and centre form location former 3 stand on base 6, the exterior sheathing includes an L type body 1 and make-up body 2, L type body 1 is monolithic structure, including two right-angle sides, make-up body 2 is the L board, or constitute an L board through two straight boards, and the make-up body 2 in this embodiment adopts the L board similar with L type body 1 structure, and is preferred, and make-up body 2 size slightly less than L type body 1. The L-shaped body 1 and the opposite buckle body 2 are connected with an opening and closing device on the rear side, and can be opened and closed under the action of the opening and closing device. When the L-shaped body 1 and the buckling body 2 are closed together, the two can be combined into a square structure with an open upper end.

Further, centre form location former 3 is located inside the exterior sheathing, is connected with elevating gear on it, can reciprocate in vertical plane, be equipped with out thick liquid mouth 31 and advance thick liquid mouth 32 on the centre form location former 3, advance thick liquid mouth 32 and locate to connect into thick liquid pipe 35, thick liquid can follow and advance thick liquid mouth 32 and get into, flows out from a thick liquid mouth 31.

Further, the slurry inlet 32 is located in the middle of the upper plane of the inner mold positioning former 3, so as to be conveniently connected with the slurry inlet pipe 35, and the slurry outlet 31 is located on the lower side surface of the inner mold positioning former 3, and is slightly higher than the bottom plane, as shown in fig. 2. Preferably, the slurry outlet 31 is a flat structure, the opening is suitable for the slurry to flow out, the flowing slurry is smeared on the inner side of the outer template, and then the slurry is stuck on the inner side surface of the outer template under the extrusion of the lower side surface of the slurry outlet 31.

Further, a plurality of distance blocks 33 are arranged on the side surface of the inner mold positioning former 3 to limit the thickness of the smoke exhaust passage to be processed, and the height of the distance blocks 33 on the side surface of the inner mold positioning former 3 is larger than the highest point of the slurry outlet 31. Preferably, the top of the distance block 33 is provided with a pulley, which is convenient for the inner mold positioning former 3 to move up and down. The distance block 33 is assembled on the side surface (not shown in the figure) of the inner mold positioning former 3 through the movable support frame, a groove is formed in the middle position of the side surface of the inner mold positioning former 3 and used for placing the distance block 33 and the movable support frame, and the length of the part, exposed out of the inner mold positioning former 3, of the distance block 33 can be adjusted by the movable support frame.

Further, a lifting device is arranged above the internal mold positioning former 3, and the lifting device drives the internal mold positioning former 3 to move up and down through a pull rope 34.

In this embodiment, the L-shaped body 1 and the opposite buckling body 2 on the outer formwork are of a multi-layer structure, and respectively include a vertical plate 13, an insulating layer 12 and a permeable plate surface layer 11 from outside to inside, see fig. 3. The porous disk surface layer 11 is made of water-absorbing materials and used towards one side of the internal mold positioning former 3, and slurry flowing out of the slurry outlet 31 can directly contact with the porous disk surface layer 11 after being smeared on the external template, so that the slurry is favorably bonded on the external template, and is prevented from flowing downwards. Preferably, what adopt in this embodiment is the cement thick liquids that accord with cement-water-cement ratio physicochemical characteristic, and after the thick liquids were paintd on porous disk surface 11, continue to stick on porous disk surface 11 under the extrusion of inner mould location former 3 lower extreme, compare the thin cement ash that traditional grout adopted, improved the intensity of gas flue of discharging fume greatly.

In this embodiment, the headstock gear is located

L type body

1 and 2 rear sides of make-up body, including pneumatic cylinder 4 and supporting seat 5, and the flexible distance of pneumatic cylinder 4 is greater than the flue width of discharging fume, and its end is fixed on supporting seat 5. Preferably, the hydraulic cylinder 4 comprises a plurality of groups, and can simultaneously clamp the upper side and the lower side of the L-shaped body 1 and the opposite buckle body 2, so as to ensure that the L-shaped body 1 and the opposite buckle body 2 are tightly contacted. As an alternative mode, the opening and closing device can also be realized through a slide way, the slide way comprises a slide plate below the L-shaped body 1 and a slide plate below the opposite buckle body 2, and the slide plate can perform linear motion along the fixed slide way to realize the opening and closing operation of the L-shaped body 1 and the opposite buckle body 2.

In this embodiment, the outer form or the base 6 below it is provided with at least one steam access 61. The steam access 61 in this embodiment is located at the center of the base 6, the lower part is connected with a steam pipeline and a steam supply valve, and after the inner mold positioning former 3 finishes coating, the steam supply valve is opened to supply steam to the inner side of the outer mold plate to perform steam curing on the smoke exhaust air passage.

Furthermore, a special insulating layer cover plate (not shown in the figure) is arranged above the outer template, the size of the insulating layer cover plate is larger than that of the smoke exhaust air passage, and when steam curing is carried out on the smoke exhaust air passage, the insulating layer cover plate at the top and the insulating layer 12 in the middle layer of the outer template can effectively maintain the internal temperature and humidity of the outer template.

Specifically, when the smoke exhaust air passage mold is used, the opening and closing device is started firstly, so that the hydraulic cylinder 4 simultaneously pushes the L-shaped body 1 and the opposite buckle body 2 to form a vertical type body with an opening at the upper end; then, the distance block 33 is adjusted to expose out of the inner mold positioning former 3 for a certain height, the slurry inlet pipe 35 is inserted into the slurry inlet 32, and then the inner mold positioning former 3 is descended to the base 6; starting a slurry switch to enable slurry to enter the internal mold positioning former 3 and then flow out of the slurry outlet 31; slowly lifting the inner mold positioning former 3 to enable the slurry flowing out of the slurry outlet 31 to be uniformly coated on the water permeable panel layer 11; after the internal mold positioning former 3 reaches the designated height, closing the slurry switch, and continuously lifting the internal mold positioning former 3 to enable the internal mold positioning former 3 to be higher than or far away from the external template; then, buckling the heat-insulating layer cover plate above the outer template, and opening a steam switch to enable steam to enter the inner space of the outer template from the steam access port 61; then applying the lifted internal mold positioning former 3 to an external template on a subsequent production line, and enabling the current smoke exhaust airway to enter a steam curing production line along with the external template; and after the steam curing is finished, the hydraulic cylinder 4 is retracted to separate the outer template from the smoke exhaust air passage, and the smoke exhaust air passage is taken out.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a flue mould of discharging fume, its characterized in that, includes exterior sheathing, centre form location former (3), base (6) and headstock gear, exterior sheathing and centre form location former (3) stand on base (6), the exterior sheathing includes an L type body (1) and to buckle body (2) at least, L type body (1) and to buckle body (2) can make up into an upper end open-ended vertical type body under the headstock gear effect, centre form location former (3) are located inside the vertical type body, are connected with elevating gear on it, can reciprocate in vertical plane, be equipped with out thick liquid material mouth (31) and advance thick liquid material mouth (32) on centre form location former (3).

2. An exhaust flue mould according to claim 1, wherein the body (2) comprises straight and/or L-shaped plates.

3. The mould for the smoke exhaust and air flue according to claim 1, wherein the L-shaped body (1) and the opposite buckle body (2) comprise a water permeable plate surface layer (11) and a vertical plate (13), and the water permeable plate surface layer (11) faces one side of the inner mould positioning former (3).

4. A mould for a smoke exhaust and air flue according to claim 3, wherein an insulating layer (12) is further arranged between the water permeable plate surface layer (11) and the vertical plate (13).

5. A mould for flue gases discharge according to claim 1, wherein the outer mould plate or the base (6) below it is provided with at least one steam inlet (61).

6. A mould for flue gas exhaust according to claim 1, wherein the slurry inlet (32) is located on the upper plane of the inner mould positioning former (3), and the slurry outlet (31) is located on the lower side of the inner mould positioning former (3).

7. A smoke exhaust airway mould according to claim 6 wherein, the side of the inner mould positioning former (3) is provided with a plurality of distance blocks (33), the height of the distance blocks (33) is larger than the highest point of the slurry outlet (31).

8. A mould for smoke exhaust and air flue according to claim 7, wherein the distance block (33) is movably connected with the inner mould positioning former (3), and the part of the distance block (33) exposed out of the inner mould positioning former (3) can be freely adjusted.

9. The mold for the smoke exhaust flue according to claim 1, further comprising a heat insulating layer cover plate, wherein the size of the heat insulating layer cover plate is larger than the inner diameter of the closed vertical type body combined by the outer templates.