CN212902649U - Large-size refractory brick and production mold thereof - Google Patents

Abstract

The utility model provides a jumbo size is able to bear or endure firebrick and production mould thereof, wherein resistant firebrick includes the brick body, and this internal length direction along the brick body of brick is provided with the first through-hole of a plurality of, all is provided with a water service pipe in every first through-hole, and the left end of water service pipe is used for connecting drainage pipe, and the right-hand member of water service pipe is used for connecting the inlet tube. The utility model discloses a be provided with first through-hole on the brick body, be provided with the water service pipe in the first through-hole, can let in the cooling water in the water service pipe and cool off the brick body for the fire resistance of the resistant firebrick of large size and conventional size's resistant firebrick's fire resistance is unanimous basically, in order to satisfy the demand of large-scale melting furnace passageway.

Description

Large-size refractory brick and production mold thereof

Technical Field

The utility model relates to the technical field of glass melting furnace refractory brick manufacturing, in particular to a large-size refractory brick and a production mold thereof.

Background

The refractory bricks applied to the glass melting furnace at present are generally magnesia bricks, aluminum bricks, silica bricks and the like, along with the increasing development of the industrial level, the larger the large-scale melting furnace channel is, the larger the overall dimension of the refractory bricks is, but after the overall dimension of the existing refractory bricks is increased, the poor heat dissipation effect of the refractory bricks results in the reduction of the refractory performance of the refractory bricks, and the requirement of the large-scale melting furnace channel cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the above-mentioned technical problem in the correlation technique at least to a certain extent, for this reason, the utility model provides a resistant firebrick of jumbo size, this resistant firebrick is through being provided with first through-hole on the brick body, is provided with the water service pipe in the first through-hole, can let in the cooling water in the water service pipe and cool off the brick body for the fire resistance of resistant firebrick of large size is unanimous basically with the fire resistance of resistant firebrick of conventional size, in order to satisfy the demand of large-scale melting furnace passageway.

The utility model also provides a mould of producing above-mentioned jumbo size is able to bear or endure firebrick.

The technical scheme of the utility model is realized like this:

according to the utility model discloses a jumbo size is able to bear or endure firebrick of the embodiment of the first aspect, including the brick body, follow in the brick body the length direction of brick body is provided with the first through-hole of a plurality of, every all be provided with a water service pipe in the first through-hole, the left end of water service pipe is used for connecting drainage pipe, the right-hand member of water service pipe is used for connecting the inlet tube.

Furthermore, both ends extend to respectively outside the brick body about the water service pipe, the left end of water service pipe is provided with the first silk head that is used for connecting the drain pipe, the right-hand member of water service pipe is provided with the second silk head that is used for connecting the inlet tube.

Further, a first plate is sleeved on the first screw head, a first nut is screwed on the first screw head, and the first plate is tightly pressed against the left side wall of the brick body by the first nut; and a second plate is sleeved on the second screw head, a second nut is screwed on the second screw head, and the second plate is tightly pressed against the right side wall of the brick body by the second nut.

Further, the length of the brick body is set to be 1500 mm to 3000 mm, and the width of the brick body is set to be 500 mm to 1000 mm.

Furthermore, the left and right sides symmetry of the lower terminal surface of brick body is provided with the arch that is used for the joint in the corresponding recess of melting furnace stand, the arch sets up to L shape.

Further, the brick body is made of concrete.

According to the embodiment of the second aspect of the present invention, the mold for producing the large-size refractory brick of the embodiment of the first aspect comprises a first horizontal plate, wherein the front side and the rear side of the upper end surface of the first horizontal plate are detachably connected with a first vertical plate respectively, the left side and the right side of the upper end surface of the first horizontal plate are detachably connected with a second vertical plate respectively, the first vertical plate and the second vertical plate enclose a cavity matching with the appearance of the brick body, and two second vertical plates are correspondingly provided with installation positions for placing the water service pipes; a second horizontal plate covers an opening at the upper end of the cavity, and the outer edge of the second horizontal plate is connected to the upper ends of the first vertical plate and the second vertical plate through first screws; and the second horizontal plate is provided with a plurality of through openings for pouring raw materials.

Furthermore, the left side and the right side of the lower end face of the brick body are symmetrically provided with L-shaped bulges, and grooves matched with the bulges in shape are arranged at the positions, corresponding to the bulges, of the upper end face of the first horizontal plate.

Furthermore, the device also comprises a metal base, and the first horizontal plate is detachably connected to the upper end of the metal base.

Furthermore, every the outside of first vertical board all is connected with first installation piece, first installation piece can dismantle the connection and be in on the first horizontal plate, every the outside of the vertical board of second all is connected with second installation piece, second installation piece can dismantle the connection and be in on the first horizontal plate.

Compared with the prior art, the utility model following technological effect has:

(1) through being provided with the water service pipe on the length direction along the brick body in the brick body, cold water can advance to the one end of water service pipe, and the hot water after the replacement can be discharged to the other end of water service pipe, reaches the effect of cooling brick body to make the fire resistance of the resistant firebrick of large size and conventional size's resistant firebrick's fire resistance unanimous basically, satisfy the demand of large-scale melting furnace passageway.

(2) Be equipped with first vertical board through both sides branch around the up end at first horizontal plate, the left and right sides branch at the up end of first horizontal plate is equipped with the vertical board of second, first horizontal plate, two first vertical boards and two vertical board cooperations of second enclose into one and have the open-ended cavity, the shape of cavity is the same with the brick body, place the water service pipe on the installation position, cover the opening of cavity with the second horizontal plate afterwards, and pour into the raw materials into to the cavity through the opening, after the cavity and shaping are filled up to the raw materials, with the second horizontal plate, two first vertical boards and two vertical boards of second pull down, polish the resistant firebrick that can obtain required size as required with the brick body of shaping again.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a large-sized refractory brick of the present invention installed in a channel of a melting furnace;

FIG. 2 is a schematic perspective view of a large-sized refractory brick according to an embodiment of the present invention;

FIG. 3 is a schematic top view of a large-sized refractory brick according to an embodiment of the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is a schematic side view of the mold for producing large-sized refractory bricks according to the present invention;

FIG. 6 is a schematic top view of the structure of FIG. 5;

FIG. 7 is an enlarged schematic view at B of FIG. 6;

fig. 8 is a schematic side view of another embodiment of the mold for producing large-sized refractory bricks according to the present invention.

Reference numerals:

100 brick bodies, 110 first through holes and 120 bulges;

200 water pipes, 210 first screw heads, 220 second screw heads, 230 first plates, 240 first nuts, 250 second plates and 260 second nuts;

300 metal base, 310 first screw hole and 320 clamp position;

400 a first horizontal plate, 410 a second screw, 420 a buckle;

500 a first vertical plate, 510 a first mounting block, 520 a third screw;

600 second vertical plate, 610 second mounting block;

700 second horizontal plate, 710 first screw, 720 through port;

800 melting furnace upright post.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the positional or orientational descriptions, such as "upper", "lower", "front", "rear", "left", "right", etc., are referred to the positional or orientational relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, if there is any description of "first", "second", etc., it is only for the purpose of distinguishing technical features, and it is not understood that relative importance is indicated or implied or that the number of indicated technical features is implicitly indicated or that the precedence of the indicated technical features is implicitly indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 2 to 4, according to the embodiment of the present invention, a large-sized refractory brick is provided, which includes a brick body 100, a plurality of first through holes 110 are provided in the brick body 100 along the length direction of the brick body 100, a water service pipe 200 is provided in each first through hole 110, the left end of the water service pipe 200 is used for connecting a drain pipe, and the right end of the water service pipe 200 is used for connecting a water inlet pipe. Compared with the prior art, the embodiment of the utility model provides a through be provided with water service pipe 200 in the length direction of brick body 100 in brick body 100, cold water can be advanced to water service pipe 200's one end, and the hot water after the replacement can be discharged to water service pipe 200's the other end, reaches the effect of cooling brick body 100 to make the fire resistance of the resistant firebrick of large size and conventional size's resistant firebrick's fire resistance unanimous basically, satisfy the demand of large-scale melting furnace passageway. Preferably, the water pipe 200 is made of stainless steel, which is not easily corroded and is not easily damaged in a high temperature environment, but the material of the water pipe 200 is merely preferable, and the water pipe 200 may be selected from pipes made of other materials such as aluminum pipes and plastic pipes according to actual needs.

In some embodiments of the present invention, the left and right ends of the water pipe 200 extend to the outside of the brick body 100, respectively, the left end of the water pipe 200 is provided with a first screw 210 for connecting a drain pipe, and the right end of the water pipe 200 is provided with a second screw 220 for connecting a water inlet pipe. With the arrangement, the left end and the right end of the water service pipe 200 are respectively connected with the drain pipe and the inlet pipe in a threaded connection mode, the drain pipe and the inlet pipe are tightly connected with the port of the water service pipe 200, and the cooling effect is poor due to the fact that cooling water cannot normally pass through the water service pipe 200 due to the fact that the cooling water is not prone to loosening. Meanwhile, the left and right ends of the water pipe 200 are extended out of the brick body 100, so that the connection between the water discharge pipe and the water inlet pipe and the water pipe 200 is facilitated compared with the case where the left and right ends of the water pipe 200 are disposed in the brick body 100.

As shown in fig. 2 to 4, in some embodiments of the present invention, a first plate 230 is sleeved on the first screw 210, a first nut 240 is screwed on the first screw 210, and the first nut 240 tightly presses the first plate 230 against the left side wall of the brick body 100; the second plate 250 is sleeved on the second screw head 220, the second nut 260 is screwed on the second screw head 220, and the second plate 250 is tightly pressed on the right side wall of the brick body 100 by the second nut 260. By sleeving the first plate 230 on the first screw head 210 and abutting the first plate 230 on the left side wall of the brick body 100, the situation that the connection part of the first screw head 210 and the brick body 100 is broken due to stress caused by continuous pressing of the first screw head 210 in the long-time water outlet process of the first screw head 210 can be avoided; through cup jointing second board 250 on second silk head 220 to second version 250 butt is on the right side wall of brick body 100, can avoid second silk head 220 at long-time water inlet in-process, and the continuous pushing down of second silk head 220 makes the junction atress of second silk head 220 and brick body 100 break, and then improves the bulk strength of resistant firebrick. It can be understood that, when there are two water service pipes 200, the first screw heads 210 of the two water service pipes 200 are connected by the first plate 230, each first screw head 210 is screwed with a first nut 240, and the first nut 240 presses the first plate 230 against the left side wall of the brick body 100; the second screw heads 220 of the two water service pipes 200 are connected through the second plate 250, a second nut 260 is screwed on each second screw head 220, and the second plate 250 is pressed against the right side wall of the brick body 100 by the second nuts 260. The two first screw heads 210 are connected into a whole through the first plate 230, so that the connection part of the first screw heads 210 and the brick body 100 is prevented from being broken due to stress after the two first screw heads 210 continuously discharge water for a long time; the two second screw heads 220 are connected into a whole through the second plate 250, so that the stress rupture of the joints of the second screw heads 220 and the brick body 100 after the two second screw heads 220 continuously feed water for a long time can be avoided, and the overall strength of the refractory brick is improved; when the water passage pipe 200 is provided with three or four or the like, the first plate 230 and the second plate 250 provide the same technical effect.

In some embodiments of the present invention, the length of the brick body 100 is set to 1500 mm to 3000 mm, and the width of the brick body 100 is set to 500 mm to 1000 mm; the thickness of the tile body 100 is set to conventional dimensions. The length of the brick body 100 is preferably 2000 mm, the width of the brick body 100 is preferably 750 mm, and the refractory brick with the size is more suitable for the existing relatively common large-scale melting furnace channel. Of course, the specific size of the brick body 100 is not limited, and the length of the brick body 100 may be set to 1500 mm or 3000 mm or other lengths, and the width of the brick body 100 may be set to 500 mm or 1000 mm or other lengths according to actual needs. The longitudinal direction of the tile body 100 is the left-right direction in fig. 3, and the width direction of the tile body 100 is the front-back direction in fig. 3.

As shown in fig. 1 and 2, in some embodiments of the present invention, the left and right sides of the lower end surface of the brick body 100 are symmetrically provided with protrusions 120 for being clamped in the corresponding grooves of the melting furnace column 800, and the protrusions 120 are L-shaped. Because the upper end of melting furnace stand 800 is provided with protruding 120 assorted recess, when putting into the melting furnace stand 800 position of melting furnace passageway with a plurality of resistant firebricks, through inlaying protruding 120 the recess of inlaying the up end of melting furnace stand 800 in the location for resistant firebrick is more convenient and accurate installation.

In some embodiments of the present invention, the tile body 100 is made of concrete. For resistant firebrick such as current common magnesia brick, aluminium brick, silica brick, the resistant firebrick cost that adopts the concrete to make is lower, and although concrete's high temperature resistance can not be like magnesia brick, aluminium brick, silica brick etc. but the embodiment of the utility model provides a through be provided with water service pipe 200 in brick body 100, cold water can be advanced to water service pipe 200's one end, and the hot water after the replacement can be discharged to water service pipe 200's the other end, reaches the effect of cooling brick body 100 for the resistant firebrick that is made by the concrete can be with magnesia brick, aluminium brick, silica brick etc. same high temperature resistant, and the utility model discloses the resistant firebrick of embodiment adopts the concrete to make, and manufacturing cost is only one sixth of resistant firebrick of other materials, and processing cycle is only one fiftieth of resistant firebrick of other materials, shortens processing cycle when practicing thrift manufacturing cost, thereby improves market competition.

As shown in fig. 5 to 7, according to the second aspect of the present invention, the mold for producing any of the refractory bricks of large size comprises a first horizontal plate 400, first vertical plates 500 are detachably connected to the front and rear sides of the upper end surface of the first horizontal plate 400, second vertical plates 600 are detachably connected to the left and right sides of the upper end surface of the first horizontal plate 400, the first vertical plate 500 and the second vertical plates 600 form a cavity matching the outer shape of the brick body 100, and two second vertical plates 600 are correspondingly provided with mounting positions for placing the water service pipe 200; the upper end opening of the cavity is covered with a second horizontal plate 700, and the outer edge of the second horizontal plate 700 is connected to the upper ends of the first vertical plate 500 and the second vertical plate 600 through a first screw 710; the second horizontal plate 700 is provided with a plurality of through holes 720 for pouring raw materials. Compared with the prior art, the embodiment of the utility model is provided with the first vertical plates 500 respectively arranged at the front and the rear sides of the upper end surface of the first horizontal plate 400, the left and right sides of the upper end surface of the first horizontal plate 400 are respectively provided with a second vertical plate 600, the first horizontal plate 400, the two first vertical plates 500 and the two second vertical plates 600 are matched to enclose a cavity with an opening, the shape of the cavity is the same as that of the brick body 100, the water service pipe 200 is placed on the installation position, then the second horizontal plate 700 covers the opening of the cavity, and raw materials are poured into the cavity through the through hole 720, after the cavity is filled with the raw materials and formed, the second horizontal plate 700, the two first vertical plates 500 and the two second vertical plates 600 are disassembled, the formed brick body 100 is polished according to requirements, and the first plate 230 and the second plate 250 are connected through the first nut 240 and the second nut 260, so that the refractory brick with the required size can be obtained. Preferably, first horizontal plate 400, first vertical board 500, vertical board 600 of second and second horizontal plate adopt timber to make, can further reduce the cost of the mould of the embodiment of the utility model.

In some embodiments of the present invention, the brick body 100 is made of concrete, and after the cavity is filled with concrete, the concrete will be solidified and formed after twelve hours; adopt the utility model discloses the mould production large size concrete's resistant firebrick time-consuming cycle is short, and the cost is few, can improve the competitiveness in market. Preferably, the material of the metal base 300 is steel, but the specific material is not limited herein, and the material of the metal base 300 may be selected from other metal materials such as aluminum and iron according to actual needs.

Further, the pan feeding end of opening 720 sets up to loudspeaker form to smooth the filling of in-process concrete through opening 720 into the cavity at the pouring concrete.

In some embodiments of the present invention, the left and right sides of the lower end surface of the brick body 100 are symmetrically provided with the protrusion 120 having an L shape, and the upper end surface of the first horizontal plate 400 is provided with a groove matched with the shape of the protrusion 120 corresponding to the position of the protrusion 120. The protrusions 120 on the tile body 100 may be formed by filling concrete in the grooves of the upper end surface of the first horizontal plate 400 and solidifying; through the utility model discloses the special-shaped refractory brick that has protruding 120 of L shape can be produced to the mould of embodiment.

In some embodiments of the present invention, the left and right ends of the water pipe 200 extend to the outside of the brick body 100, the two second vertical plates 600 are correspondingly provided with a plurality of second through holes for the steel pipe 200 to pass through to form mounting positions, the water pipe 200 is fixed on the second through holes of the two second vertical plates 600 in the production process, the second horizontal plate 700 covers the opening of the cavity, and the concrete is poured into the cavity through the through hole 720, the cavity is filled with the concrete, and the refractory brick with the water pipe 200 can be obtained after the concrete is solidified and molded. It can be understood that, when the left and right ends of the water service pipe 200 are respectively arranged in the brick body 100, the two second vertical plates 600 are correspondingly provided with a plurality of bulges matched with the inner holes of the steel pipes 200 to form installation positions, the two ends of the water service pipe 200 are respectively inserted into the bulges to be fixed in the production process, then the second horizontal plate 700 covers the opening of the cavity, concrete is filled into the cavity through the through hole 720, the cavity is filled with the concrete, and the refractory brick with the water service pipe 200 can be obtained after the concrete is solidified and molded.

Furthermore, a sealing ring is arranged between the inner wall of the second through hole and the water service pipe 200, the sealing ring can seal the joint of the second through hole and the water service pipe 200, the sealing performance of the cavity is improved, and concrete is prevented from overflowing from the joint of the second through hole and the water service pipe 200, so that the quality of finally obtained refractory bricks is influenced.

As shown in fig. 5 and 6, in some embodiments of the present invention, the present invention further comprises a metal base 300, and the first horizontal plate 400 is detachably connected to the upper end of the metal base 300. Through the support of metal base 300, improve the height of whole mould, be convenient for pour into the raw materials into the cavity.

As shown in fig. 5, in some embodiments of the present invention, the metal base 300 is provided with a first threaded hole 310, a third through hole is provided on the first horizontal plate 400 at a position corresponding to the first threaded hole 310, and a second screw 410 passes through the third through hole and is connected to the first threaded hole 310. The first horizontal plate 400 is connected to the metal base 300 by the second screw 410, so that the connection is stable; and when the first horizontal plate 400 is broken after a period of use and cannot meet the use requirement, the old first horizontal plate 400 can be removed and replaced with a new first horizontal plate 400. Further, a plurality of sets of first threaded holes 310 are formed in the upper end of the metal base 300, and the sizes of squares formed by the first threaded holes 310 in different sets are different. By means of the arrangement, when refractory bricks of other sizes need to be poured, the previous first horizontal plate 400 can be detached, and the first horizontal plate 400 with the corresponding size is replaced to be matched with the corresponding group of first threaded holes 310, so that refractory bricks of different sizes can be produced on the basis of not replacing the metal base 300.

In some embodiments of the present invention, a first mounting block 510 is connected to an outer side of each first vertical plate 500, and the first mounting block 510 is detachably connected to the first horizontal plate 400; a second mounting block 610 is connected to an outer side of each second vertical plate 600, and the second mounting block 610 is detachably connected to the first horizontal plate 400. The first vertical plate 500 is detachably coupled to the first horizontal plate 400 by the first mounting block 510; the second vertical plate 600 is detachably coupled to the first horizontal plate 400 by the second mounting block 610.

As shown in fig. 5 to 7, preferably, the lower end of the first vertical plate 500 is turned outwards to form a first mounting block 510, a fourth through hole is formed in the first mounting block 510 at a position corresponding to the third through hole, and the second screw 410 sequentially passes through the fourth through hole and the third through hole and is connected with the first threaded hole 310; the lower end of the second vertical plate 600 is turned outwards to form a second mounting block 610, a fifth through hole is formed in the position, corresponding to the third through hole, of the second mounting block 610, and the second screw 410 sequentially penetrates through the fifth through hole and the third through hole and is connected with the first threaded hole 310. The first vertical plate, the second vertical plate and the first horizontal plate 400 can be fixed on the metal base 300 through the second screws 410, the number of the second screws 410 can be reduced, the disassembly and assembly time of the die is shortened, and the production efficiency is further improved. It should be noted that the first mounting block 510 and the second mounting block 610 are not limited to be detachably connected to the first horizontal plate 400 by the second screw 410, and the first mounting block 510 and the second mounting block 610 may be detachably connected to the first horizontal plate 400 by clamping according to actual needs.

As shown in fig. 8, in another embodiment of the present invention, the embodiment of the present invention is different from the above embodiments in that a position-locking portion 320 is disposed on the metal base 300, and a buckle 420 matched with the position-locking portion 320 is disposed at the lower end of the first horizontal plate 400; the upper end of the first horizontal plate 400 is provided with a second threaded hole, the first mounting block 510 and the second mounting block 610 are provided with a sixth through hole corresponding to the second threaded hole, and the third screw 520 penetrates through the sixth through hole and is connected with the second threaded hole. First horizontal plate 400 is connected on metal base 300 through the mode of joint, and after first horizontal plate 400 used a period, first horizontal plate 400 broke and can't satisfy the operation requirement when, can pull down old first horizontal plate 400 and change new first horizontal plate 400.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The large-size refractory brick is characterized by comprising a brick body, wherein a plurality of first through holes are formed in the brick body along the length direction of the brick body, a water service pipe is arranged in each first through hole, the left end of each water service pipe is used for being connected with a drain pipe, and the right end of each water service pipe is used for being connected with a water inlet pipe.

2. The large-size refractory brick as claimed in claim 1, wherein the left and right ends of the water pipe extend out of the brick body, the left end of the water pipe is provided with a first screw for connecting a drain pipe, and the right end of the water pipe is provided with a second screw for connecting a water inlet pipe.

3. The large-size refractory brick as claimed in claim 2, wherein a first plate is sleeved on the first screw head, a first nut is screwed on the first screw head, and the first nut is used for pressing the first plate against the left side wall of the brick body; and a second plate is sleeved on the second screw head, a second nut is screwed on the second screw head, and the second plate is tightly pressed against the right side wall of the brick body by the second nut.

4. The large-sized refractory brick as claimed in claim 1, wherein the length of the brick body is set to 1500 mm to 3000 mm, and the width of the brick body is set to 500 mm to 1000 mm.

5. The large-size refractory brick as claimed in claim 1, wherein the left and right sides of the lower end surface of the brick body are symmetrically provided with protrusions for being clamped in corresponding grooves of a melting furnace upright post, and the protrusions are L-shaped.

6. The large-sized refractory brick as claimed in claim 1, wherein the brick body is made of concrete.

7. A mold for producing the large-size refractory bricks of any one of claims 1 to 6, which is characterized by comprising a first horizontal plate, wherein the front side and the rear side of the upper end surface of the first horizontal plate are respectively detachably connected with a first vertical plate, the left side and the right side of the upper end surface of the first horizontal plate are respectively detachably connected with a second vertical plate, the first vertical plate and the second vertical plate define a cavity matched with the appearance of the brick body, and mounting positions for placing the water through pipes are correspondingly arranged on the two second vertical plates; a second horizontal plate covers an opening at the upper end of the cavity, and the outer edge of the second horizontal plate is connected to the upper ends of the first vertical plate and the second vertical plate through first screws; and the second horizontal plate is provided with a plurality of through openings for pouring raw materials.

8. The mold according to claim 7, wherein the left and right sides of the lower end surface of the brick body are symmetrically provided with L-shaped protrusions, and the upper end surface of the first horizontal plate is provided with grooves matched with the protrusions in shape at positions corresponding to the protrusions.

9. The mold of claim 7, further comprising a metal base, wherein said first horizontal plate is removably attached to an upper end of said metal base.

10. The mold of claim 7, wherein each of said first vertical plates has a first mounting block attached to an outer side thereof, said first mounting block being removably attached to said first horizontal plate, and each of said second vertical plates has a second mounting block attached to an outer side thereof, said second mounting blocks being removably attached to said first horizontal plate.

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