CN114775649A

CN114775649A - Non-axial symmetric blocking and locking brick and application thereof

Info

Publication number: CN114775649A
Application number: CN202210409439.4A
Authority: CN
Inventors: 张玉树
Original assignee: Anhui Guoji General Technology Co ltd
Current assignee: Anhui Guoji General Technology Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-07-22
Anticipated expiration: 2042-04-19
Also published as: CN114775649B

Abstract

The invention discloses a non-axisymmetric blocking and locking brick and application thereof, and the non-axisymmetric blocking and locking brick comprises a brick body, wherein the brick body is of a three-dimensional structure formed by stretching an axisymmetric geometric figure in a normal direction, two axisymmetric side surfaces of the brick body are provided with non-axisymmetric lugs, and when the brick is laid transversely, adjacent blocking and locking bricks are matched with blocking and locking through mutually staggered lugs. The blocking and locking brick does not need to be staggered alternately from front to back when being transversely laid, does not need to pay attention to the orientation of the blocking and locking brick, can be directly butted, is convenient and quick to construct, can be constructed into a retaining wall with the same surface level as required, and is good in attractiveness. The blocking and locking brick can be built into a vertical retaining wall or a slope step retaining wall with different slope ratios according to requirements, in particular to a vertical retaining wall which cannot be realized in the prior art. The blocking and locking brick can build a curve retaining wall without a gap or a corrugated surface or vertical retaining walls of different line types by further optimizing the structure, and the building matching difficulty is low; in addition, a greening vertical retaining wall convenient for greening planting can be built, and the practicability is greatly improved.

Description

Non-axisymmetrical blocking lock brick and application thereof

Technical Field

The invention relates to the field of brick laying, in particular to a non-axisymmetric blocking lock brick and application thereof.

Background

Mountain side slopes, road side slopes, water body side slopes and the like are easy to cause disasters such as slope collapse, landslide and water and soil loss if the protection or the resistance of the slope surface is not carried out.

To this end, chinese patent publication No. CN211312554U discloses a brick, a retaining wall, and a slope protection, wherein the brick is designed to have a three-dimensional structure with a symmetrical left and right geometric shape and stretching along a normal direction, and the brick is symmetrically provided with retaining blocks at the left and right sides. This kind keeps off lock and builds brick and can realize keeping off each other keeping off around the adjacent lock of keeping off brick in the same floor when building, can not take place the displacement, can build the barricade, can build the bank protection again.

However, the block lock brickwork has the following defects: (1) when the building is built, two adjacent block bricks must form certain front and back dislocation, and the block blocks can be clamped with each other, so that the side surfaces of the built retaining wall can not be parallel and level, and the appearance is influenced. (2) No matter how building is carried out, the vertical retaining wall which is perpendicular to the ground and has the gradient of 90 degrees cannot be built, only the stepped retaining wall can be built, if the step is built along the vertical direction, the groove and the convex block between two adjacent retaining lock building bricks are not matched and positioned, so that the two adjacent retaining lock building bricks are not related, the slope protection bricks of the whole retaining wall lose the whole linkage property, and are easy to collapse, and the wall surface of the built vertical retaining wall is not greening, so that the landscape effect is poor, and the application of the retaining lock building bricks is greatly limited. (3) When a curved retaining wall is built, gaps, wave folding surfaces and the like can appear, and the appearance is influenced.

Disclosure of Invention

The invention aims to provide a non-axisymmetric blocking and locking brick and application thereof, which solve the defect that the side surfaces of the existing blocking and locking brick cannot be aligned when a retaining wall or a revetment is built by piling.

The invention realizes the purpose through the following technical scheme:

the utility model provides a non-axisymmetric formula keeps off lock brick, includes the brick body, the brick body is the spatial structure after the axial symmetry geometric figure stretches through the normal direction, and the both sides face of brick body axial symmetry is provided with the lug, the lug is personally submitted non-axisymmetric setting in the both sides of the brick body, and when transversely laying, the lug cooperation that misplaces each other between the adjacent fender lock brick keeps off the lock.

The further improvement is that the convex block is as high as the brick body along the normal direction.

The further improvement is that the horizontal section of the lug is one of a rectangle, a forward trapezoid, a reverse trapezoid and a special-shaped shape.

The further improvement lies in that the same side of the brick body has one or more projections, the number of the projections on the two sides of the brick body is equal or unequal, and when the same side of the brick body has a plurality of projections, a groove for accommodating the projections on other brick bodies is formed between the adjacent projections.

The further improvement is that the two side surfaces of the brick body provided with the convex blocks are parallel to each other or form a certain included angle.

The further improvement is that the brick body is a frame structure which comprises four side walls and is internally provided with a normal direction through cavity;

when the outer wall surfaces of the two side walls of the brick body provided with the lug are mutually parallel, one side wall of the brick body, which is not provided with the lug, is wholly translated inwards, and the bottom end of the inner wall surface of the other side wall of the brick body, which is not provided with the lug, is widened inwards and translated;

when the outer wall of the two side walls of the brick body provided with the convex block is a certain included angle, the two side walls without the convex block of the brick body respectively form a big head end and a small head end, and the brick body comprises two different shapes of a first brick body and a second brick body, wherein the big head end side wall of the first brick body integrally translates inwards, the bottom end of the inner wall surface of the big head end side wall of the second brick body inwardly widens and translates, or the small head end side wall of the first brick body integrally translates inwards, and the bottom end of the inner wall surface of the small head end side wall of the second brick body inwardly widens and translates.

The further improvement is that a decorative structure with a corrugated shape, a saw-toothed shape, a spherical convex shape, an arc shape or a combined shape or a decorative structure with an irregular shape is formed on the side surface of the brick body without the lug.

The further improvement is that the normal top surface or the bottom surface of the brick body is provided with a lacing wire penetrating groove.

The invention also provides application of the non-axisymmetric blocking bricks, the non-axisymmetric blocking bricks are built into a retaining wall, transversely adjacent blocking bricks in the retaining wall are alternately staggered in height, and the adjacent blocking bricks are matched with blocking locks through mutually staggered lugs.

The retaining wall is further improved in that the retaining wall is a linear retaining wall, a curved retaining wall or a combination thereof.

The retaining wall is a vertical retaining wall, a slope step retaining wall or a combination thereof.

The invention has the beneficial effects that:

(1) the blocking and locking brick is provided with the non-axisymmetric convex block, and can be directly butted without front and back alternate dislocation when being transversely laid, so that the construction is convenient and fast, the retaining wall with the flush and uniform surface can be constructed as required, and the attractiveness is good.

(2) This keep off locking brick can be built as required and go out vertical retaining wall or the domatic step retaining wall of different slope ratios, especially the vertical retaining wall that prior art can't realize, it all forms the whole relevance in horizontal and longitudinal through keeping off lock and high-low dislocation in turn each other, and the fastness is good, is difficult for collapsing.

(3) The blocking and locking brick can build a curve retaining wall without a gap or a corrugated surface or vertical retaining walls of different line types by further optimizing the structure, and the building matching difficulty is low; in addition, a greening vertical retaining wall convenient for greening planting can be built, and the practicability is greatly improved.

Drawings

FIG. 1 is a schematic structural view of an embodiment in which only one protrusion is provided on both sides of a linear-type stopper-lock brick;

FIG. 2 is a schematic structural diagram of an embodiment in which one side of a linear-type latch brick has a protrusion and the other side has two protrusions;

FIG. 3 is a schematic structural view of an embodiment in which two protrusions are disposed on both sides of a linear-type stopper-lock brick;

FIG. 4 is a schematic structural diagram of an embodiment with bumps of different shapes;

FIG. 5 is a schematic structural view of an embodiment having a different decorative structure;

FIG. 6 is a schematic structural view of an embodiment of a linear type block and lock brick with a lacing wire through groove;

FIG. 7 is a schematic structural view of an embodiment of a curved-track-type retaining brick with lacing grooves;

FIG. 8 is a schematic view of alternate and staggered laying of laterally adjacent retaining bricks in the retaining wall;

FIG. 9 is a schematic view of an embodiment of a slope step retaining wall;

FIG. 10 is a schematic view of an embodiment of a vertical retaining wall;

FIG. 11 is a schematic view of an embodiment of a slope step and a vertical retaining wall;

FIG. 12 is a schematic structural view of an embodiment of a curved-track type retaining brick;

fig. 13-16 are schematic structural views of an embodiment of a curved retaining wall with locking bricks to form different linear retaining walls;

FIG. 17 is a schematic structural view of an embodiment of a linear greening type blocking and locking brick;

FIG. 18 is a schematic structural view of the retaining lock bricks of FIG. 16 after they are laid;

FIG. 19 is a schematic structural view of an embodiment of a curve greening type blocking and locking brick;

FIG. 20 is a schematic structural view of the retaining lock bricks in FIG. 19 after they are laid;

FIGS. 21 and 22 are schematic views showing the structure of an embodiment of a greening-type vertical retaining wall;

FIG. 23 is a schematic structural view of an embodiment of a vertical retaining wall formed by combining a linear brick, a linear greening brick, a curve brick and a curve greening brick;

in the figure: 1. a brick body; 11. a first brick body; 12. a second brick body; 2. a bump; 3. a groove; 4. a recessed portion; 5. a half bottom; 6. a non-overlapping region; 7. the lacing wire belt penetrates through the groove.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1, a linear type blocking and locking brick comprises a brick body 1, two axially symmetric side surfaces of the brick body 1 are respectively provided with a convex block 2, the convex blocks 2 are arranged in a non-axisymmetric manner on two side surfaces of the brick body 1, the brick body 1 is a three-dimensional structure formed by stretching an axisymmetric geometric figure in a normal direction, the convex blocks 2 are equal to the brick body 1 in height in the normal direction, the horizontal cross section of each convex block 2 is rectangular, the two side surfaces of the brick body 1 provided with the convex blocks 2 are parallel to each other and are linear type blocking and locking bricks, when the brick is laid transversely, the adjacent blocking and locking bricks are matched with each other through the convex blocks 2 which are staggered with each other to form a butted surface corresponding to the side surfaces of the convex blocks 2, the blocking and locking brick can be used for building a linear vertical retaining wall and a linear retaining wall step, and the brick does not need to be alternatively staggered from front to back during building, and can be directly butted, and construction is convenient and rapid.

Example 2

As shown in fig. 2, a linear type blocking and locking brick comprises a brick body 1, wherein the brick body is of a three-dimensional structure formed by stretching an axisymmetric geometric figure in a normal direction, only one convex block 2 is arranged on one side surface of two axisymmetric side surfaces of the brick body 1, two convex blocks 2 are arranged on the other side surface of the two axisymmetric side surfaces of the brick body 1, a groove 3 used for accommodating the convex blocks 2 on the other brick body 1 is formed between the adjacent convex blocks 2, the convex blocks 2 are arranged in a non-axisymmetric manner on two side surfaces of the brick body 1, and in the embodiment, the independent convex block 2 is just positioned in the groove 3 between the two convex blocks 2 on the other side surface after being in mirror symmetry. The horizontal cross section of lug 2 is the rectangle, and the both sides face that the brick body 1 set up lug 2 is parallel to each other, keeps off the locking brick for the linear type, when transversely laying, keeps off between the locking brick adjacent and keeps off the lock through the lug 2 cooperation of mutual dislocation, should keep off the locking brick and can be used to build the straight line barricade.

The width of the groove 3 is slightly larger than that of the bump 2, so that construction is facilitated, and the groove 3 can be wider, so that the slope stepped retaining walls with different slope ratios can be built conveniently.

Example 3

As shown in fig. 3, a linear blocking and locking brick comprises a brick body 1, the brick body is of a three-dimensional structure formed by stretching an axisymmetric geometric figure in a normal direction, two axially symmetric side surfaces of the brick body 1 are respectively provided with two convex blocks 2, a groove 3 for accommodating the convex blocks 2 on other brick bodies 1 is formed between the adjacent convex blocks 2, the convex blocks 2 are arranged in a non-axisymmetric manner on two side surfaces of the brick body 1, and in the embodiment, the two convex blocks 2 on one side surface are just respectively positioned in the groove 3 between the two convex blocks 2 on the other side surface after being in mirror symmetry. The horizontal cross section of lug 2 is the rectangle, and the brick body 1 sets up the both sides face of lug 2 and is parallel to each other, keeps off the lock brick for the linear type, when transversely laying, keeps off between the lock brick adjacent and keeps off the lock through the lug 2 cooperation of dislocation each other, can be used to build straight line barricade, and when building the building of building the building, because the brick body 1 rotates the back at 180 degrees, lug 1 distribution position is still the same when not rotating, consequently need not to notice the front and back orientation of the brick body 1, build the building wantonly, this helps improving the efficiency of construction.

Example 4

As shown in fig. 4, this embodiment is based on embodiment 3, and adopts a bump 2 with a different shape. In the figure, a shows the forward trapezoidal bump 2, and B shows the reverse trapezoidal bump 2. Of course, the bump 2 may also take other shapes, and is not limited herein.

Example 5

As shown in fig. 5, in this embodiment, a decorative structure on the surface of the brick body 1 is added on the basis of embodiment 3, and the decorative structure may be in a corrugated shape, a saw-toothed shape, a spherical convex shape, an arc shape, a combined shape, or the like, for example, in the drawing, a shows the arc-shaped decorative structure, B shows the corrugated decorative structure, and C shows the spherical convex decorative structure, which can be used in different environments to improve the aesthetic property. Of course, the decorative structure may also be irregular shapes commonly used in brickwork, such as irregular stripes, irregular bionic structures, and the like.

The decorative structure can be arranged on the front surface or the back surface of the retaining wall after being built, or can be arranged on both surfaces.

Example 6

As shown in fig. 6, a linear type blocking and locking brick with lacing wire penetrating grooves is additionally provided with lacing wire penetrating grooves 7 on the basis of a common linear type blocking and locking brick, the lacing wire penetrating grooves 7 are arranged on the top surface or the bottom surface of the blocking and locking brick in the normal direction, and after a retaining wall is built, lacing wires can be fixedly penetrated through the lacing wire penetrating grooves 7 to stabilize the retaining wall and prevent the retaining wall from collapsing.

In addition, the curved-track-type retaining and locking brick can also be provided with a lacing wire strip through groove 7, as shown in fig. 7, the curved-track-type retaining and locking brick with the lacing wire strip through groove 7 is provided, in the figure, lacing wire strip through grooves 7 are respectively arranged on two sides of the top surface of the brick body 1, so that double-sided pulling and fixing can be realized, and the curved-track-type retaining and locking brick can also be arranged on the bottom surface of the brick body 1, or only one lacing wire strip through groove 7 is arranged.

Example 7

The utility model provides an application of lock brick is kept off to linear type, will keep off the lock brick and build into the barricade, as shown in fig. 8, when building, horizontal adjacent fender lock brick height misplaces alternately and lays (can be in the barricade at the interval lay the stepping brick or directly build highly with the concrete, the height dislocation in turn of being convenient for), and keeps off between the lock brick adjacent and keep off the lock through 2 cooperations of lug that misplace each other, all form the whole relevance in horizontal and longitudinal like this, and the fastness is good, is difficult for collapsing.

In this application, the retaining wall may be a vertical retaining wall, a sloped step retaining wall, or a combination thereof. For example, as shown in fig. 9, a slope step retaining wall is shown, and retaining walls with different slope ratios can be built by selecting the position of the lug 2 or adjusting the position of the groove 3 of the lug 2 in the adjacent block brick; as shown in fig. 10, the retaining wall is shown as a vertical retaining wall, and the retaining wall with a flush and consistent surface has good aesthetic property and more importantly good firmness; as shown in fig. 11, the combined retaining wall is shown, the middle part of the retaining wall is vertically built, and the other part of the retaining wall is built in a stepped manner.

Example 8

As shown in fig. 12, a curved road type blocking and locking brick is different from a linear type blocking and locking brick in that two sides of a brick body 1 provided with a convex block 2 are at a certain included angle, so that the brick body 1 is of a wedge-shaped structure and has a big end and a small end, the specific angle of the included angle between the two sides influences the bending degree of a laid back wall body, and when the included angle is smaller and closer to parallel, the bending degree of the laid back wall body is smaller, and when the included angle is larger, the bending degree of the laid back wall body is larger. However, no matter how curved, there are no problems of fitting gaps, undulated surfaces, and fitting difficulty.

In this embodiment, the two side surfaces of the blocking and locking brick, which are not provided with the protruding blocks 2, may be straight lines, such as the structure shown in a in fig. 12, at which time the brick body 1 is in a trapezoidal structure, or may be arc-shaped according to the bending degree, such as the structure shown in B in fig. 12, at which time the brick body 1 is in a fan-shaped structure.

Preferably, the two side surfaces of the brick body 1 provided with the convex blocks 2 are symmetrically inclined with each other, and the convex blocks 2 can be arranged to be perpendicular to the side surfaces, so that the construction is facilitated, and the appearance of the wall body after the construction is attractive.

Example 9

The application of the curved road type blocking and locking bricks is to build the blocking and locking bricks into a retaining wall, and similarly, as shown in fig. 8, when the blocking and locking bricks are built, adjacent blocking and locking bricks in the retaining wall are alternately laid in a staggered mode in a high-low mode, and the adjacent blocking and locking bricks are matched with each other through mutually staggered convex blocks 2 to block and lock.

In this application, the retaining wall is a linear retaining wall, a curved retaining wall, or a combination thereof. For example, as shown in fig. 13, the retaining wall is a straight retaining wall, and when the retaining wall is laid, the retaining bricks are butted after being alternately inverted 180 degrees. As shown in fig. 14, it is a combination of a straight retaining wall and a curved retaining wall. As shown in fig. 15, the retaining wall is an annular retaining wall, and the curved road type retaining lock bricks of the retaining wall all face the same direction, i.e. the big head end faces outwards and the small head end faces inwards, so that the retaining wall has the smallest radius, and the radius is R ═ ac/(a-b), where a is the length of the side surface of the big head end, b is the length of the side surface of the small head end, and c is the distance between the side surface of the small head end and the side surface of the big head end. As shown in fig. 16, the retaining wall is also an annular retaining wall, wherein some of the curved retaining bricks are alternatively inverted 180 degrees and then butted to form a straight line segment, and two adjacent retaining bricks facing one direction are arranged after the retaining bricks with the same number are separated, so that the radius of the annular retaining wall can be increased.

In addition, the curved road type block lock brick can be combined with a linear type block lock brick, a linear greening type block lock brick and a curved road greening type block lock brick for use.

Example 10

As shown in fig. 17, a lock brick is kept off to straight line afforestation type, including the brick body 1, the brick body 1 is for containing four lateral walls and inside offers the axial symmetry frame structure that the normal direction runs through the cavity, and the both sides face of brick body 1 axial symmetry sets up two lugs 2 respectively, and forms the recess 3 that is used for holding lug 2 on other brick bodies 1 between the adjacent lug 2, and lug 2 personally submits non-axial symmetry setting in the both sides of the brick body 1. In this embodiment, the two side surfaces of the brick body 1 provided with the projection 2 are parallel to each other and are linear type blocking and locking bricks. In addition, in this embodiment, one side wall of the brick body 1 without the protrusion 2 is integrally translated inward to form the recess 4, and the bottom end of the inner wall surface of the other side wall of the brick body 1 without the protrusion 2 is widened inward and translated (i.e. the outer wall surface is fixed or translated outward, the wall thickness is increased), so as to form the half bottom 5.

As shown in fig. 18, when the two blocking and locking bricks at the upper layer and the lower layer are built, the blocking and locking bricks at the upper layer are rotated by 180 degrees and then built, the front and the rear heads of the blocking and locking bricks at the upper layer and the lower layer have non-overlapping areas 6, and partial through holes are exposed in the middle of the non-overlapping areas 6, so that the blocks can be used for greening.

Example 11

As shown in fig. 19, a curve greening type lock blocking brick comprises a first brick body 11 and a second brick body 12 which are different in shape, wherein both side surfaces of the two brick bodies provided with bumps 2 are both of a certain angle and are both of a curved road type lock blocking brick. Two kinds of brick bodies are the axisymmetric frame structure who contains four lateral walls and inside and set up the normal direction and run through the cavity, and two blocks of lugs 2 are all set up to the both sides face of two kinds of brick axisymmetrics, and form between the adjacent lug 2 and be used for holding other brick bodies 1 on the recess 3 of lug 2, lug 2 personally submits non-axisymmetric setting in the both sides of brick body 1. In addition, in this embodiment, the large end side wall of the first brick body 11 is integrally translated inward to form the recess 4, and the bottom end of the inner wall surface of the large end side wall of the second brick body 12 is translated to widen inward to form the half bottom 5.

As shown in fig. 20, when two locking bricks at the upper layer and the lower layer are built, the locking bricks at the upper layer and the lower layer face the same direction, the front ends and the rear ends of the locking bricks at the upper layer and the lower layer have non-overlapping areas 6, and partial through holes are exposed in the middle of the non-overlapping areas 6, so that the greening planting can be realized.

Example 12

As shown in fig. 21 and 22, in the application of the greening type blocking and locking bricks, the blocking and locking bricks are built into a vertical retaining wall, and similarly, when the blocking and locking bricks are built, adjacent blocking and locking bricks in the transverse direction are alternately staggered in height, and the blocking and locking bricks are matched with each other through the mutually staggered lugs 2. When two blocks of fender lock bricks of upper and lower floor are built, keep off the rotation of lock brick 180 on upper strata, build again, keep off lock brick front and back head and appear non-overlapping area 6 from top to bottom this moment, expose partial through-hole in the middle of non-overlapping area 6, can be used to planting technique, this is the technical problem that prior art can not solve.

Example 13

As shown in fig. 23, an application of the combined blocking and locking brick is a vertical retaining wall combined by a straight line brick, a straight line greening brick, a curve line brick and a curve line greening brick.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a non-axisymmetrical formula keeps off lock brick, includes the brick body (1), the brick body (1) is the spatial structure after the axial symmetry geometric figure normal direction is stretched, and the both sides face of the brick body (1) axial symmetry is provided with lug (2), its characterized in that, lug (2) are personally submitted non-axisymmetrical setting in the both sides of the brick body (1), when transversely laying, keep off the lock through lug (2) cooperation of mutual dislocation between the lock brick for adjacent fender.

2. A non-axisymmetrical stopper-lock brick as claimed in claim 1, characterized in that said projection (2) is vertically flush with the brick body (1).

3. A non-axisymmetric retainer tile according to claim 1, characterized in that the horizontal cross-section of said projection (2) is one of rectangular, forward trapezoidal, reverse trapezoidal, and odd-shaped.

4. The non-axisymmetrical blocking and locking brick of claim 1, characterized in that, there are one or more projections (2) on the same side of the brick body (1), the number of projections (2) on the two sides of the brick body (1) is equal or unequal, and when there are more projections (2) on the same side of the brick body (1), a groove (3) for receiving the projections (2) on the other brick body (1) is formed between the adjacent projections (2).

5. The non-axisymmetrical stopper-lock brick of claim 1, wherein the two side surfaces of the brick body (1) provided with the projections (2) are parallel to each other or form an included angle.

6. The non-axisymmetric stopper-lock brick according to claim 5, wherein the brick body (1) is a frame structure comprising four side walls and having a cavity penetrating through the inside in a normal direction;

when the outer wall surfaces of the two side walls of the brick body (1) provided with the bumps (2) are parallel to each other, the whole side wall of the brick body (1) without the bumps (2) is translated inwards, and the bottom end of the inner wall surface of the other side wall of the brick body (1) without the bumps (2) is widened inwards and translated;

when the outer walls of the two side walls of the brick body (1) provided with the convex blocks (2) form a certain included angle, the two side walls of the brick body (1) not provided with the convex blocks (2) form a large head end and a small head end respectively, and the brick body (1) comprises a first brick body (11) and a second brick body (12) in two different shapes, wherein the large head side end side wall of the first brick body (11) is integrally translated inwards, the bottom end of the inner wall surface of the large head side wall of the second brick body (12) is widened inwards, or the small head side end side wall of the first brick body (11) is integrally translated inwards, and the bottom end of the inner wall surface of the small head side end side wall of the second brick body (12) is widened inwards.

7. The non-axisymmetrical retainer-lock brick of claim 1, characterized in that a decorative structure of a corrugated shape, a saw-toothed shape, a spherical convex shape, an arc shape or a combination thereof, or an irregular shape is formed on the side of the brick body (1) where the projection (2) is not provided.

8. The non-axisymmetrical blocking and locking brick of claim 1, wherein a lacing tape through groove (7) is formed on the top surface or the bottom surface of the brick body (1) in the normal direction.

9. Use of non-axisymmetric retaining-lock bricks according to any of claims 1-8, characterized in that the non-axisymmetric retaining-lock bricks are laid into a retaining wall in which laterally adjacent retaining-lock bricks are alternately staggered in height and adjacent retaining-lock bricks are engaged with retaining locks through mutually staggered projections (2).

10. Use of a non-axisymmetric retaining-lock brick as defined in claim 9, wherein said retaining wall is a linear retaining wall, a curved retaining wall or a combination thereof.

11. Use of a non-axisymmetric retaining-lock brick as defined in claim 9, wherein said retaining wall is a vertical retaining wall, a sloping step retaining wall or a combination thereof.