CN216948435U - Prefabricated electric power kiln well of pin-connected panel - Google Patents

Abstract

The utility model provides an assembled prefabricated electric power kiln well which comprises a base and side plates, wherein the side plates are distributed along the circumferential direction of the base and enclose an accommodating cavity, the side plates comprise a first side plate and a second side plate which are adjacently arranged, a limiting groove is formed in the base, and the first side plate and the second side plate are respectively inserted into the limiting groove; one side of the upper end of the first side plate, which is close to the second side plate, is provided with a lug, and the first side plate is hung on the second side plate through the lug. This prefabricated electric power kiln well of pin-connected panel need not the site pouring, can improve the efficiency of construction of electric power kiln well to, the lower extreme and the base of first curb plate and second curb plate are pegged graft, and first curb plate upper end is hung in the second curb plate through the lug, and the prefabricated electric power kiln well of pin-connected panel simple structure, stability is high, and the equipment is convenient, the standardized operation of being convenient for, and the practicality is strong.

Description

Prefabricated electric power kiln well of pin-connected panel

Technical Field

The utility model relates to the technical field of electric power kiln wells, in particular to an assembled prefabricated electric power kiln well.

Background

Electric power kiln wells are important structures in underground pipelines or pipelines. At present, the electric inspection well is generally built by bricks or cast in situ, needs to be arranged by operators on site, and has long construction period and low operation efficiency; moreover, the electric kiln wells manufactured by different personnel have large difference and low standardization degree, and the stability and the reliability are difficult to ensure, thereby being not beneficial to the standardized operation.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, to some extent, the problems in at least one aspect of the related art described above.

In order to solve the above problems at least to a certain extent, the utility model provides an assembled prefabricated electric power kiln well, which comprises a base and side plates, wherein the side plates are distributed along the circumferential direction of the base and enclose an accommodating cavity, the side plates comprise a first side plate and a second side plate which are adjacently arranged, a limiting groove is formed in the base, and the first side plate and the second side plate are respectively inserted into the limiting groove; one side of the upper end of the first side plate, which is close to the second side plate, is provided with a lug, and the first side plate is hung on the second side plate through the lug.

Optionally, the limiting groove is provided as an annular groove.

Optionally, a notch is arranged on one side of the upper end of the second side plate close to the first side plate, and the notch is suitable for accommodating the lug.

Optionally, the prefabricated electric power kiln of pin-connected panel still includes the apron, the apron embedding set up in first curb plate with the second curb plate.

Optionally, the first side plate comprises a first plate body and a second plate body arranged above the first plate body, the second plate body protrudes out of one side of the containing cavity, the lug is formed at one end, close to the second side plate, of the second plate body, and the second plate body is provided with a containing groove structure used for containing the cover plate.

Optionally, the second side plate comprises a third plate body and a fourth plate body arranged above the third plate body, the fourth plate body protrudes towards one side far away from the containing cavity, the third plate body is arranged, and the fourth plate body is provided with a containing groove structure used for containing the cover plate.

Optionally, the assembled prefabricated electric power kiln well further comprises a limiting hole and a limiting column, one of the limiting hole and the limiting column is arranged at the lug, the other of the limiting hole and the limiting column is arranged on the second side plate, and the limiting column is in plug-in fit with the limiting hole;

or, the device also comprises a limiting hole and a limiting piece, wherein two or all of the first side plate, the second side plate and the base which are positioned above are provided with the limiting hole, each limiting hole is communicated with the lug and corresponds to the position of the lug, and the limiting piece is arranged in each limiting hole in a penetrating way.

Optionally, the base is arranged in a groove-shaped structure, a notch of the groove-shaped structure is communicated with the accommodating cavity, and the limiting groove is arranged on a side wall of the groove-shaped structure.

Optionally, the assembled prefabricated electric power kiln well further comprises an adjusting piece, wherein the adjusting piece is arranged between the side plate and the base and is respectively abutted against the side plate and the base, or the adjusting piece is arranged above the side plate and is respectively abutted against the side plate and the cover plate;

the height adjustment of the cover plate is realized by replacing the adjusting pieces with different heights.

Optionally, the adjustment member is provided as a frame-shaped structure.

According to the assembled prefabricated electric power kiln well, the lower end of the second side plate is inserted into the limiting groove, the first side plate is hung on the second side plate through the lug, and the lower end of the first side plate is also inserted into the limiting groove; part of gravity of the first side plate is transmitted to the base through the second side plate, and the stability of splicing the second side plate with the base is high; in addition, the first side plate can limit the deformation of the upper part of the second side plate under the extrusion force of soil, so that the structural stability of the integrally assembled prefabricated electric power kiln well can be improved; this prefabricated electric power kiln well of pin-connected panel need not the site pouring, can improve the efficiency of construction of electric power kiln well to, the lower extreme and the base of first curb plate and second curb plate are pegged graft, and first curb plate upper end is hung in the second curb plate through the lug, and the prefabricated electric power kiln well of pin-connected panel simple structure, stability is high, and the equipment is convenient, the standardized operation of being convenient for, and the practicality is strong.

Drawings

FIG. 1 is a schematic diagram of an explosion structure of a prefabricated assembled electric power kiln well according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a construction of the prefabricated assembled electric power kiln well shown in FIG. 1;

FIG. 3 is an exploded view of the construction of a prefabricated assembled electric power kiln well according to another embodiment of the present invention;

FIG. 4 is a schematic diagram of a construction of the prefabricated assembled electric power kiln well shown in FIG. 3;

fig. 5 is a schematic structural diagram of a second side plate in an embodiment of the utility model.

Description of reference numerals:

1-base, 11-limiting groove, 2-side plate, 21-first side plate, 211-lug, 212-first plate body, 213-second plate body, 22-second side plate, 221-notch, 222-third plate body, 223-fourth plate body, 3-cover plate, 31-handle and 4-adjusting piece.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to "an embodiment," "one embodiment," "some embodiments," "exemplary" and "one embodiment" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or embodiment is included in at least one embodiment or embodiment of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.

The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

In the drawings, the Z-axis represents the vertical, i.e., up-down, position, and the positive direction of the Z-axis (i.e., the arrow of the Z-axis points) represents up, and the negative direction of the Z-axis (i.e., the direction opposite to the positive direction of the Z-axis) represents down; in the drawings, the X-axis represents a horizontal direction and is designated as a left-right position, and a positive direction of the X-axis (i.e., an arrow direction of the X-axis) represents a right side and a negative direction of the X-axis (i.e., a direction opposite to the positive direction of the X-axis) represents a left side; in the drawings, the Y-axis indicates the front-rear position, and the positive direction of the Y-axis (i.e., the arrow direction of the Y-axis) indicates the front side, and the negative direction of the Y-axis (i.e., the direction opposite to the positive direction of the Y-axis) indicates the rear side; it should also be noted that the foregoing Z-axis, Y-axis, and X-axis representations are merely intended to facilitate the description of the utility model and to simplify the description, and are not intended to 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 are not to be construed as limiting the utility model.

As shown in fig. 1 and 2, an embodiment of the utility model provides an assembled prefabricated electric power kiln well, which includes a base 1 and side plates 2, wherein the side plates 2 are distributed along the circumferential direction of the base 1 and enclose an accommodating cavity, the side plates 2 include a first side plate 21 and a second side plate 22 which are adjacently arranged, a limiting groove 11 is formed in the base 1, and the first side plate 21 and the second side plate 22 are respectively inserted into the limiting groove 11; a lug 211 is arranged on one side of the upper end of the first side plate 21 close to the second side plate 22, and the first side plate 21 is suspended from the second side plate 22 through the lug 211.

It should be noted that, the prefabricated electric power kiln well of pin-connected panel can also include the apron 3 that is used for covering locating on first curb plate 21 and second curb plate 22, prevents that personnel and foreign matter from falling into the holding chamber.

The side plates 2 may be made of concrete and steel bars. The number of the first side plate 21 and the second side plate 22 can be multiple, for example, the first side plate 21 and the second side plate 22 are respectively provided in two, the two first side plates 21 are oppositely provided along the left-right direction (i.e., the X-axis direction), the two second side plates 22 are oppositely provided along the front-back direction (i.e., the Y-axis direction), a limiting groove 11 is provided at the upper end (along the Z-axis positive direction) of the base 1, and the bottoms of the first side plate 21 and the second side plate 22 can be inserted into the limiting groove 11. For example, the limiting groove 11 includes a plurality of sub-groove structures, the lower ends of the first side plate 21 and the second side plate 22 may further be provided with bosses, each boss is inserted into each sub-groove structure, and the depth of the limiting groove 11 may be designed according to actual use requirements.

Illustratively, the first side plate 21 includes a first plate 212 and a second plate 213 disposed above the first plate 212, and the second plate 213 protrudes from the first plate 212 along the Y-axis direction and forms a lug 211.

When the first side plate 21 is suspended from the second side plate 22 by the lug 211, the end of the first plate 212 along the Y-axis direction can abut against the side wall of the second side plate 22 facing the receiving cavity, so as to prevent the second side plate 22 from being deformed by being squeezed by outside soil. The side wall of the second plate 213 facing the accommodating cavity may abut against the cover plate 3, or abut against the end of a later-described fourth plate 223 along the X-axis direction, so as to prevent the first side plate 21 from being deformed by being squeezed by outside soil.

Thus, the lower end of the second side plate 22 is inserted into the limiting groove 11, the first side plate 21 is suspended from the second side plate 22 by the lug 211, and the lower end of the first side plate 21 is also inserted into the limiting groove 11; part of gravity of the first side plate 21 is transmitted to the base 1 through the second side plate 22, and the stability of the insertion connection of the second side plate 22 and the base 1 is high; moreover, the first side plate 21 can limit the deformation of the upper part of the second side plate 22 caused by the extrusion force of soil, and the structural stability of the integral assembled prefabricated electric power kiln well can be improved; this prefabricated electric power kiln well of pin-connected panel need not the site pouring, can improve the efficiency of construction of electric power kiln well to, the lower extreme and the base 1 of first curb plate 21 and second curb plate 22 are pegged graft, and first curb plate 21 upper end is hung in second curb plate 22 through lug 211, and the prefabricated electric power kiln well of pin-connected panel simple structure, stability is high, and the equipment is convenient, the standardized operation of being convenient for, and the practicality is strong.

As shown in fig. 1, the stopper groove 11 is optionally provided as an annular groove.

Illustratively, four sub-groove structures are disposed on the base 1, and two of the sub-groove structures correspond to the two first side plates 21, the other two sub-groove structures correspond to the two second side plates 22, and the four sub-groove structures are communicated to form the annular groove.

So, be convenient for to the shaping of pouring of spacing groove 11, in addition, the first curb plate 21 of still being convenient for and second curb plate 22 insert establish, can reduce the structure demand to first curb plate 21 and second curb plate 22 lower extreme, simple structure, the practicality is strong.

As shown in fig. 1, optionally, a notch 221 is provided on a side of the upper end of the second side plate 22 close to the first side plate 21, and the notch 221 is adapted to receive the lug 211.

Illustratively, the second side plate 22 includes a third plate 222 and a fourth plate 223 disposed above the third plate 222, wherein the fourth plate 223 is retracted into the third plate 222 along the X-axis direction and forms the notch 221. The notch 221 matches the shape of the lug 211 such that the notch 221 receives the lug 211.

Thus, when the lug 211 is placed at the notch 221, the first side plate 21 and the second side plate 22 are inserted into the limiting groove 11, the second side plate 22 limits the movement of the lug 211 at the side wall of the notch 221 (for example, the fourth plate 223 limits the movement of the first side plate 21 along the X-axis direction along the end wall of the X-axis direction), so that the first side plate 21 and the second side plate 22 can limit the movement towards the inside of the accommodating cavity under the extrusion action of soil, the stability of the relative position of the first side plate 21 and the second side plate 22 is high, and the stress stability of the electric power kiln well formed after the assembly is high.

Optionally, the assembled prefabricated electric power kiln well further comprises a limiting hole and a limiting column, one of the limiting hole and the limiting column is arranged at the lug 211, one of the limiting hole and the limiting column is arranged at the notch 221 of the second side plate 22, and the limiting column and the limiting hole are in plug-in fit.

Exemplarily, the second plate body 213 is provided with a limiting hole at the protruding lug 211, the third plate body 222 is provided with a limiting column at the upper end face of the notch 221, the positioning of the first side plate 21 and the second side plate 22 is realized through the insertion fit of the limiting column and the limiting hole, and the upper end of the limiting column and the lower end of the limiting hole can be provided with a chamfer or a fillet.

Or, the device further comprises a limiting hole and a limiting piece, two or all of the first side plate 21, the second side plate 22 and the base 1 which are located above are provided with the limiting holes, each limiting hole is communicated with and corresponds to the position of the lug 211, and the limiting piece is arranged in each limiting hole in a penetrating manner.

Illustratively, the first side plate 21, the second side plate 22 and the base 1 are all provided with a limiting hole, and when the pin shaft hole is installed, after the hole center of the pin shaft hole is aligned, the limiting member penetrates through the limiting hole from top to bottom.

Further, a nut piece is embedded in the limiting hole located at the lowest position, the lower end of the limiting piece is in threaded connection with the nut piece, and a limiting shaft shoulder can be arranged at the upper end of the limiting piece.

Therefore, during assembly, the lug 211 and the notch 221 can be accurately assembled and positioned by means of the mutual matching of the limiting hole and the limiting column or the limiting piece, and the limiting piece or the limiting column can limit the relative movement between the lug 211 and the notch 221, so that the connection stability of the first side plate 21 and the second side plate 22 during assembly is further enhanced.

As shown in fig. 1 and 2, optionally, the assembled prefabricated electric power kiln well further includes a cover plate 3, and the cover plate 3 is embedded in the first side plate 21 and the second side plate 22.

At this time, the top end of the cover plate 3 and the upper ends of the first side plate 21 and the second side plate 22 may be flush. Wherein, friction-reducing gaskets, such as angle iron, can be placed between the cover plate 3 and the first and second side plates 21, 22, one side wall of the angle iron is horizontally placed at the upper ends of the first and second side plates 21, 22, and the other side wall is placed between the cover plate 3 and the first and second side plates 21, 22.

The cover plate 3 can be further provided with a handle 31, and the cover plate 3 can be lifted and pulled through the handle 31, so that the cover plate 3 is convenient to install.

Therefore, downward pressure can be formed on the first side plate 21 and the second side plate 22 by means of the dead weight of the cover plate 3, and the first side plate 21 and the second side plate 22 can be further limited to move towards the inside of the accommodating cavity under the extrusion of outside soil in an embedded arrangement mode; the top of apron 3, the upper end of first curb plate 21 and second curb plate 22 are leveled, can avoid when using, cause the barrier to pedestrian and/or vehicle, and the security is high.

Further, the second plate 213 protrudes from the first plate 212 to a side away from the accommodating cavity, the fourth plate 223 protrudes from the third plate 222 to a side away from the accommodating cavity, and the accommodating groove structures are formed on both sides of the second plate 213 and the fourth plate 223 facing the accommodating cavity. In use, the cover plate 3 is placed in the container slot structure such that the cover plate 3 is embedded in the first and second side plates 21, 22.

During the assembly, the protruding setting of second plate body 213 and fourth plate body 223, the assembly is hoisted to first curb plate 21 and second curb plate 22 to this convex structure of accessible, for example, when base 1 level was placed, can hoist second plate body 213 back, slowly transfer first curb plate 21, it is stable to be connected with base 1 up to first curb plate 21. Wherein, the second plate 213 and the fourth plate 223 may further be provided with a hanging ring or a hanging lug.

Therefore, the thickness requirements of the first plate body 212 and the third plate body 222 can be reduced on the basis of ensuring the structural rigidity, so that the raw material consumption of the assembled prefabricated electric power kiln well is reduced; moreover, the upper ends of the first side plate 21 and the second side plate 22 are both formed with a protruding structure protruding towards one side away from the accommodating cavity, so that an operator can carry the first side plate 21 and the second side plate 22 by lifting the second plate body 213 and the fourth plate body 223 by hands or machines.

As shown in fig. 3, optionally, the base 1 is provided with a groove-shaped structure, a notch of the groove-shaped structure is communicated with the accommodating cavity, and the limiting groove 11 is arranged on a side wall of the groove-shaped structure.

The groove-shaped structure exemplarily comprises a bottom plate and a side wall, wherein through holes for passing the lines can be respectively formed on the side wall and the bottom plate, and an elastic member, such as a rubber pad, can be further disposed in the groove body of the limiting groove 11, and the elastic member can buffer the connection between the side plate 2 and the base 1. The overall height of the trough-like structure may be set to 10-35cm, for example 10-25cm, 20 cm.

In this way, the base 1 can have a certain height, the limiting groove 11 is formed in the side wall of the groove-shaped structure, and the limiting groove 11 can be deeper as needed, for example, the limiting groove 11 can partially extend to the bottom of the groove-shaped structure in the vertical direction, so that the requirement on the thickness of the bottom of the groove-shaped structure can be reduced on the basis of ensuring the structural stability.

As shown in fig. 3 to 5, optionally, the assembled prefabricated electric power kiln further includes an adjusting member 4, the adjusting member 4 is disposed between the side plate 2 and the base 1 and respectively abutted against the side plate 2 and the base 1, and the height adjustment of the side plate 2 is realized by replacing the adjusting member 4 with a different height.

Illustratively, the upper end of adjusting part 4 and curb plate 2 plug-in connection cooperation, the lower extreme and base 1 butt, for example, the bottom of curb plate 2 sets up the post of inserting, and the post of inserting passes adjusting part 4 and pegs graft with spacing groove 11.

Illustratively, the upper end of the adjusting part 4 is provided with the above-described limiting groove 11, and one end close to the base 1 may be provided with a boss, and during installation, the adjusting part 4 is respectively inserted into the side plate 2 and the base 1 through the limiting groove 11 and the boss.

The height of the adjustment member 4 may include a number of height specifications within 5-25cm, e.g., 5cm, 8cm, 10cm, 15cm, 20cm, etc.

It should be noted that, when the prefabricated electric power kiln well of pin-connected panel is installed, the pit is usually dug, then bury the prefabricated electric power kiln well of pin-connected panel in the pit, and often the depth of pit can not keep unanimous with the height of prefabricated electric power kiln well of pin-connected panel, or, some prefabricated electric power kiln wells of pin-connected panel set up in pavement or lane, or set up when subsiding the topography, along with long-time use, this prefabricated electric power kiln well top of pin-connected panel can be less than ground and form the hole, influence use experience and security.

So, can make prefabricated electric power kiln well of pin-connected panel can adapt to the pit requirement of the different degree of depth through the specification of changing adjusting part 4 to the top surface of prefabricated electric power kiln well of pin-connected panel can level basically with ground, and its security is high.

The adjusting member 4 may be provided in a plurality of numbers, the plurality of adjusting members 4 are distributed along the circumferential direction of the base 1, and the connection between the side plate 2 and the base 1 is realized by the plurality of adjusting members 4.

As shown in fig. 3, the adjustment member 4 is optionally provided in a frame-shaped configuration.

Exemplarily, the frame-shaped structure is arranged between the side plate 2 and the base 1, at this time, the upper end of the frame-shaped structure is inserted into the side plate 2, and the lower sheet is inserted into the base 1, or the frame-shaped structure comprises an inner frame and an outer frame, and the insertion column at the bottom end of the side plate 2 passes through the gap between the inner frame and the outer frame to be inserted into the limiting groove 11 on the base 1.

So, can only realize the whole height control to the prefabricated electric power kiln well of pin-connected panel through an adjusting part 4, need not to realize the whole height control to the prefabricated electric power kiln well of pin-connected panel jointly through a plurality of adjusting parts 4, avoid the inefficiency of assembly.

In other embodiments, the adjusting member 4 may also be disposed above the side plate 2 and abut against the side plate 2 and the cover plate 3, respectively.

Illustratively, the adjusting member 4 is disposed at the upper end of the side plate 2, the lower end of the frame-shaped structure is disposed with an inserting pillar structure (e.g., an annular inserting pillar structure), the inserting pillar structure (e.g., an annular inserting pillar structure) is inserted into the accommodating groove structure disposed at the upper end of the side plate 2, and the upper end of the frame-shaped structure is disposed with another accommodating groove structure for embedding the cover plate 3. Of course, in this case, the two receiving groove structures may have different or the same size, and will not be described in detail here.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.

Claims (10)

1. The assembled prefabricated electric power kiln well is characterized by comprising a base (1) and a plurality of side plates (2), wherein the side plates (2) are distributed along the circumferential direction of the base (1) and enclose an accommodating cavity, the side plates (2) comprise a first side plate (21) and a second side plate (22) which are adjacently arranged, a limiting groove (11) is formed in the base (1), and the first side plate (21) and the second side plate (22) are respectively inserted into the limiting groove (11); one side, close to the second side plate (22), of the upper end of the first side plate (21) is provided with a lug (211), and the first side plate (21) is hung on the second side plate (22) through the lug (211).

2. The prefabricated electric kiln well of claim 1, wherein said limiting groove (11) is provided as an annular groove.

3. The prefabricated electric kiln according to claim 1, characterized in that the upper end of said second lateral plate (22) is provided with a notch (221) on the side close to said first lateral plate (21), said notch (221) being suitable for housing said lug (211).

4. The assembled prefabricated electric kiln well according to any one of claims 1 to 3, further comprising a cover plate (3), wherein the cover plate (3) is embedded in the first side plate (21) and the second side plate (22).

5. The assembled prefabricated electric kiln well as defined in claim 4, wherein the first side plate (21) comprises a first plate body (212) and a second plate body (213) arranged above the first plate body (212), the second plate body (213) protrudes the first plate body (212) to a side away from the accommodating cavity, the end of the second plate body (213) close to the second side plate (22) is formed with the lug (211), and the second plate body (213) is provided with an accommodating groove structure for accommodating the cover plate (3).

6. The prefabricated electric kiln well of assembly type according to claim 4, characterized in that the second side plate (22) comprises a third plate body (222) and a fourth plate body (223) arranged above the third plate body (222), the fourth plate body (223) protrudes from the third plate body (222) to one side away from the accommodating cavity, and the fourth plate body (223) is provided with an accommodating groove structure for accommodating the cover plate (3).

7. The assembled prefabricated electric kiln well as defined in any one of claims 1 to 3, further comprising a limiting hole and a limiting post, wherein one of the limiting hole and the limiting post is disposed at the lug (211), the other of the limiting hole and the limiting post is disposed at the second side plate (22), and the limiting post and the limiting hole are in plug-in fit;

or, the device also comprises a limiting hole and a limiting piece, wherein two or all of the first side plate (21), the second side plate (22) and the base (1) which are positioned above are provided with the limiting hole, the limiting holes are communicated and correspond to the positions of the lugs (211), and the limiting piece is arranged in each limiting hole in a penetrating manner.

8. The assembled prefabricated electric kiln well as defined in any one of claims 1 to 3, characterized in that the base (1) is arranged in a groove-shaped structure, the notch of the groove-shaped structure is communicated with the accommodating cavity, and the limiting groove (11) is arranged on the side wall of the groove-shaped structure.

9. The assembled prefabricated electric kiln well according to claim 4, further comprising an adjusting piece (4), wherein the adjusting piece (4) is arranged between the side plate (2) and the base (1) and is respectively abutted against the side plate (2) and the base (1), or the adjusting piece (4) is arranged above the side plate (2) and is respectively abutted against the side plate (2) and the cover plate (3);

the height of the cover plate (3) is adjusted by replacing the adjusting piece (4) with different heights.

10. Prefabricated electric kiln well according to claim 9, characterized in that the adjustment members (4) are provided as a frame-shaped structure.

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