CN212832244U

CN212832244U - Prefabricated three-level adjusting mechanism for elevator additionally installed in old building

Info

Publication number: CN212832244U
Application number: CN202021494558.7U
Authority: CN
Inventors: 陈前喜
Original assignee: Nanjing Laiyindide Elevator Co ltd
Current assignee: Nanjing Laiyindide Elevator Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-30
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to an old building installs prefabricated tertiary guiding mechanism of elevator additional is applied to elevartor shaft installation technical field, has solved the unstable problem of elevartor shaft frame mounting, and it is including setting up the basic platform that sinks in the pit to and set up the elevartor shaft frame on the basic platform that sinks, be equipped with supporting platform on the diapire of pit, the basic platform that sinks sets up the one side that deviates from the pit diapire at supporting platform, the basic platform that sinks wears to be equipped with a plurality of leveling bolt along the peripheral direction, leveling bolt passes the basic platform that sinks and contradicts on supporting platform, leveling bolt threaded connection is on the basic platform that sinks. The utility model discloses a leveling bolt is adjusted the heavy platform of basis to the operator adjusts the whole of elevartor shaft frame, has promoted the stability of elevartor shaft frame, has reduced the potential safety hazard.

Description

Prefabricated three-level adjusting mechanism for elevator additionally installed in old building

Technical Field

The utility model belongs to the technical field of the elevartor shaft installation technique and specifically relates to a prefabricated tertiary guiding mechanism of elevator is installed additional to old building.

Background

An elevator is a vertical elevator powered by an electric motor and equipped with a box-like car for carrying people or cargo in a multi-story building. With the development of science and technology, the elevator is visible everywhere, which brings great convenience to the life of people; the elevator shaft is used as a special space for the installation and operation of the elevator, and the necessary conditions for the installation and operation of the elevator need to be met.

At present, the elevator is installed on an original building to form a common phenomenon in life, but certain installation difficulty exists, the elevator needs to be provided with an elevator shaft before installation, and the elevator shaft needs to be internally provided with an elevator shaft frame in the setting process so as to be operated in the elevator shaft.

Current elevartor shaft frame when installation, the operator generally can dig subaerial and establish the pit to concreting layer in the bottom of pit, can pre-buried in the concrete of pouring simultaneously have the bolt, waits for after the concrete solidifies and forms concrete layer, the operator passes through pre-buried bolt fastening to concrete layer with the elevartor shaft frame on.

The above prior art solutions have the following drawbacks: the concrete layer is at the in-process of laying, can not guarantee absolute roughness, therefore the elevator shaft frame is hardly can the leveling when fixing a position, leads to the condition that the elevartor shaft frame appears inclining to along with the construction height of elevartor shaft frame is higher and higher, the angle of slope thereupon also can be bigger and bigger, causes the whole unstability of elevartor shaft frame easily, has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide an old building installs the prefabricated tertiary guiding mechanism of elevator additional, and the effect that it had is: adjust the basic platform that sinks through leveling bolt to the operator adjusts the whole of elevartor shaft frame, promoted the stability of elevartor shaft frame, reduced the potential safety hazard.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides an old building installs prefabricated tertiary guiding mechanism of elevator additional, sinks the platform including the basis that sets up in the pit to and set up the elevartor shaft frame on the platform is sunk to the basis, be equipped with supporting platform on the diapire of pit, the platform setting is sunk to the basis one side that deviates from the pit diapire at supporting platform, a plurality of leveling bolt is worn to be equipped with along the peripheral direction by the platform is sunk to the basis, leveling bolt passes the foundation and sinks the platform and contradict on supporting platform, leveling bolt threaded connection is on the platform is sunk to the basis.

Through adopting above-mentioned technical scheme, the operator is when installing the elevartor shaft frame, the operator lays supporting platform in the pit that predetermines earlier, the operator places the basic platform that sinks on the supporting platform after that, make leveling bolt conflict on supporting platform, then the operator rotates a plurality of leveling bolts respectively, in order to realize adjusting the mesh that the basic platform that sinks, make the basic platform that sinks reach the horizontality, the operator is connected to the elevartor shaft frame again on the basic platform that sinks this moment, thereby leveling bolt has played the effect of regulation to the basic platform that sinks, and then the operator of being convenient for rectifies the whole of elevartor shaft frame, with the stability that promotes the elevartor shaft frame, the potential safety hazard has been reduced.

The present invention may be further configured in a preferred embodiment as: the screw sleeve is worn to be equipped with in the position that the platform corresponds with leveling bolt is sunk to the basis, leveling bolt threaded connection is in the screw sleeve, the screw sleeve is close to supporting platform's one end fixedly connected with reinforcing plate, the reinforcing plate is contradicted on the platform is sunk to the basis from one side of supporting platform.

Through adopting above-mentioned technical scheme, along with the more and more height that the elevator shaft frame was built, the gravity that the platform was sunk in the basis bore also increases gradually, the thread bush can increase the fastness that leveling bolt and the sunken platform in basis are connected this moment, the reinforcing plate can increase the area of contact that thread bush and the sunken platform in basis simultaneously, and the reinforcing plate can carry on spacingly to the thread bush, thereby increase the joint strength that leveling bolt and the sunken platform in basis, and then reduce the condition emergence that leveling bolt breaks away from the sunken platform in the basis, in order to promote the stability that the platform was sunk in the basis.

The present invention may be further configured in a preferred embodiment as: the supporting platform is provided with a base plate at a position corresponding to the leveling bolt, and the leveling bolt abuts against one side of the base plate departing from the supporting platform.

Through adopting above-mentioned technical scheme, the operator is when the heavy platform of basic location, and the operator places the backing plate on supporting platform earlier to contradict leveling bolt and backing plate, make the backing plate support leveling bolt, thereby increase leveling bolt and supporting platform's area of contact, cause the impaired possibility of supporting platform with reducing the direct supporting platform of leveling bolt, further promoted the stability that the heavy platform of basic.

The present invention may be further configured in a preferred embodiment as: and a first reinforcing layer is filled between the supporting platform and the foundation sinking platform.

Through adopting above-mentioned technical scheme, after the operator sinks the platform leveling with the basis, the operator fills first back up coat to between the platform is sunk to supporting platform and basis, and first back up coat can support the platform is sunk to the basis to first back up coat can increase the joint strength that supporting platform and the platform were sunk to the basis, thereby increases the stability that the platform was sunk to the basis, in order to reduce the foundation sink the possibility that the platform appears the slope, has further promoted the stability of elevartor shaft frame.

The present invention may be further configured in a preferred embodiment as: the foundation sinking platform comprises a foundation plate and a foundation base, the foundation base is fixedly connected to one side of the foundation plate, which is far away from the supporting platform, the threaded sleeve penetrates through the foundation plate, and the elevator shaft frame is arranged at one end, far away from the foundation plate, of the foundation base; a set of locating lever has all been buried underground on four turnings that foundatin plate was kept away from to the foundatin seat, the locating lever extends the foundatin seat, the one end threaded connection that the locating lever extended the foundatin seat has two adjusting nut, the locating lever overlaps between two adjusting nut and is equipped with the leveling board, elevartor shaft frame fixed connection is on the leveling board.

Through adopting above-mentioned technical scheme, the operator is when the leveling board is installed, the operator fixes a position the locating lever on with one of them adjusting nut earlier, then the operator establishes the locating lever with the adjusting plate cover on, then the operator fixes a second adjusting nut on the locating lever, the operator rotates two adjusting nut this moment, in order to realize adjusting the purpose of leveling board, until when leveling the board to the horizontality, the operator stops to rotate adjusting nut, adjusting nut will level the board fastening on the locating lever simultaneously, then the operator is fixed the leveling board with the elevartor shaft frame, thereby leveling board has played the effect of leveling once more to the elevartor shaft frame, further increase the stability of elevartor shaft frame, in order to reduce the potential safety hazard.

The present invention may be further configured in a preferred embodiment as: and a second reinforcing layer is filled between the foundation base and the leveling plate.

Through adopting above-mentioned technical scheme, after the operator will transfer the flat leveling, the operator is to filling the second back up coat between flat leveling and the base seat, and the second back up coat can support the base seat to the second back up coat can increase the joint strength of flat leveling and base seat, thereby increases the stability of flat leveling, appears being connected not hard up possibility with the locating lever in order to reduce flat leveling, has further promoted the stability of elevartor shaft frame, has reduced the potential safety hazard.

The present invention may be further configured in a preferred embodiment as: one side that the elevartor shaft frame is close to the wall body is equipped with the connecting plate, the connecting plate is equipped with a plurality of along the vertical direction of elevartor shaft frame, the wall body with the position that the connecting plate corresponds is equipped with the locating plate, the locating plate is through wearing the wall bolt fastening on the wall body, one side that the locating plate deviates from the wall body is equipped with the fixed block, the spacing groove has been seted up along vertical direction to one side that the fixed block deviates from the locating plate, the one end that the connecting plate is close to the fixed block is.

Through adopting above-mentioned technical scheme, after the operator accomplished the elevartor shaft frame location, the operator pegged graft the stopper in the spacing groove for stopper and fixed block swing joint, the stopper can be followed the vertical direction slip of spacing groove, make the elevartor shaft frame have certain floating space, thereby reduce the elevartor shaft frame and produce great pulling force to the wall body when sinking, and then reduce the wall body because of the too big unstable possibility that appears of pulling force, with promotion elevator frame and wall connection's fastness.

The present invention may be further configured in a preferred embodiment as: one side of the connecting plate along the length direction is provided with a reinforcing seat, and the connecting plate and the limiting block are fixedly connected to the reinforcing seat at the same time.

Through adopting above-mentioned technical scheme, when the operator was connected the elevartor shaft frame to the wall body, strengthen the joint strength that the seat can increase connecting plate and stopper to reduce the cracked possibility of appearing in the junction of connecting plate and stopper, with the joint strength who increases elevartor shaft frame and wall body.

The present invention may be further configured in a preferred embodiment as: the elevator shaft frame is provided with two clamping plates at positions corresponding to the connecting plate, the connecting plate is hinged between the two clamping plates through a rotating shaft, and the rotating shaft penetrates through the connecting plate and the two clamping plates simultaneously.

Through adopting above-mentioned technical scheme, the operator is when the fixed connection board, and the operator places the connecting plate between two splint earlier, and the operator passes splint and connecting plate with the pivot simultaneously after that for the nimble connection of connecting plate is on the elevartor shaft frame, thereby has increased the flexibility of connecting plate with elevartor shaft frame attach, and then reduces to appear the too big possibility of stress between elevartor shaft frame and the connecting plate, takes place with the cracked condition of reduction connecting plate follow elevartor shaft frame.

The present invention may be further configured in a preferred embodiment as: the rotating shaft is in threaded connection with a pin column on two sides of the two clamping plates which are deviated from each other.

Through adopting above-mentioned technical scheme, after the operator has fixed a position the connecting plate, the operator will sell the post and install in the pivot, and round pin post protrusion can carry on spacingly in the surface of pivot this moment, and then reduces the condition emergence that the pivot breaks away from the connecting plate to increase the connection stability of connecting plate and splint.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the foundation sinking platform is adjusted through the leveling bolts, so that an operator can conveniently adjust the whole elevator shaft frame, the stability of the elevator shaft frame is improved, and potential safety hazards are reduced;

2. the elevator shaft frame is aligned again through the leveling plate, so that the stability of the elevator shaft frame is further improved, and potential safety hazards are reduced;

3. through the cooperation of stopper and spacing groove for the elevartor shaft frame has certain floating space, can reduce the elevartor shaft frame and produce great pulling force to the wall body when sinking, with the unstable possibility of the too big appearance of reduction wall body because of the pulling force, promoted the stability of elevartor shaft frame.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic structural diagram of the present embodiment for embodying the base plate.

Fig. 3 is an enlarged schematic view of a portion a in fig. 1.

Fig. 4 is an enlarged schematic view of a portion B in fig. 1.

Fig. 5 is a schematic structural diagram of the reinforcing seat according to the embodiment.

In the figure, 1, a pit; 11. a support platform; 12. leveling bolts; 13. a threaded sleeve; 14. a reinforcing plate; 15. a base plate; 16. a first reinforcing layer; 2. a foundation sinking platform; 21. a foundation plate; 22. a base seat; 3. positioning a rod; 31. adjusting the nut; 32. leveling; 33. a second reinforcing layer; 4. an elevator shaft frame; 41. positioning a plate; 42. a through-wall bolt; 43. a fixed block; 431. a limiting groove; 44. a reinforcement base; 441. a connecting plate; 442. a limiting block; 45. a splint; 46. a rotating shaft; 461. and (4) a pin.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an old building installs prefabricated tertiary guiding mechanism of elevator additional, including laying supporting platform 11 on pit 1 diapire, supporting platform 11 has the cast-in-place solidification of concrete to form. Supporting platform 11 deviates from one side of 1 diapire in pit and is equipped with prefabricated basic platform 2 that sinks, and basic platform 2 includes foundatin plate 21 and basic seat 22, and foundatin plate 21 passes through leveling bolt 12 bracing piece on supporting platform 11, and basic seat 22 sets up the one side that deviates from supporting platform 11 at foundatin plate 21, and elevator shaft frame 4 sets up the one end of keeping away from foundatin plate 21 at foundatin seat 22, and foundation seat 22 and foundatin plate 21 become integrative by concrete placement.

Referring to fig. 1 and 3, the base plate 21 extends to the outside of the base seat 22, a through hole is reserved on four corners of the base plate 21 extending out of the base seat 22, a threaded sleeve 13 is arranged in each of the four through holes in a penetrating manner, the length of the threaded sleeve 13 is the same as the thickness of the base plate 21, the leveling bolt 12 penetrates through the whole threaded sleeve 13, and the leveling bolt 12 is in threaded connection with the threaded sleeve 13.

Referring to fig. 1 and 3, when an operator installs the elevator shaft frame 4, the operator first lays the supporting platform 11 on the bottom of the pit 1, and then the operator places the prefabricated foundation bed 2 into the pit 1. So that the leveling bolts 12 on the foundation plate 21 are abutted to the supporting platform 11, and then the operator rotates the four leveling bolts 12 respectively to realize the purpose of adjusting the foundation plate 21. After the operator adjusts foundation plate 21 to the horizontality, the operator stops rotating leveling bolt 12 to leveling bolt 12 is convenient for the operator fast convenient with foundation plate 21 alignment, and then increases elevator shaft frame 4's stability, with the reduction potential safety hazard. Simultaneously threaded sleeve 13 has reinforcing plate 14 in the one end welding that is close to supporting platform 11, and leveling bolt 12 passes from reinforcing plate 14, and reinforcing plate 14 contradicts on foundatin plate 21 in the one side that deviates from supporting platform 11, has increased threaded sleeve 13 and foundatin plate 21's area of contact to can be spacing threaded sleeve 13, take place with the condition that reduces threaded sleeve 13 and break away from foundatin plate 21.

Referring to fig. 1 and 3, a backing plate 15 is disposed at a position of the supporting platform 11 corresponding to the reinforcing plate 14, the backing plate 15 and the reinforcing plate 14 have the same size, the leveling bolt 12 abuts against the backing plate 15, and the backing plate 15 is made of iron, and the hardness of the iron is greater than that of the concrete. And the backing plate 15 can increase the contact area between the leveling bolt 12 and the supporting platform 11, so that the backing plate 15 can reduce the possibility that the leveling bolt 12 directly props against the supporting platform 11 to cause damage to the supporting platform 11, thereby improving the stability of the foundation sinking platform 2. Meanwhile, the operator fills the first reinforcing layer 16 between the foundation plate 21 and the supporting platform 11, and the first reinforcing layer 16 is formed by pouring expanded concrete, which has the function of compensating shrinkage and self-stress, and has impermeability and high strength, so that the first reinforcing layer 16 can increase the connection strength of the foundation plate 21 and the supporting platform 11, further improve the stability of the foundation sinking platform 2, and reduce the possibility of inclination of the elevator shaft frame 4.

Referring to fig. 1 and 4, four sets of positioning rods 3 are embedded in one end of the base seat 22 away from the base plate 21, the four sets of positioning rods 3 are respectively fixed on four corners of the base seat 22, and one end of each positioning rod 3 embedded in the base seat 22 is L-shaped, so that the connecting strength between each positioning rod 3 and the base seat 22 is increased. Four group's locating levers 3 all extend basic seat 22, and the one end threaded connection that locating lever 3 extends basic seat 22 has two adjusting nut 31, and locating lever 3 overlaps between two adjusting nut 31 to be equipped with leveling board 32. The same set of locating lever 3 is provided with four along leveling board 32's peripheral direction, and four locating levers 3 all pass from leveling board 32, and elevator shaft frame 4 welds the one side that leveling board 32 deviates from base seat 22.

Referring to fig. 1 and 4, when an operator installs the leveling plate 32, the operator firstly sleeves an adjusting nut 31 on each positioning rod 3, and then the operator sleeves the leveling plate 32 on the same group of positioning rods 3. And the leveling plate 32 is adjusted to a horizontal state, and then the operator attaches the two adjusting nuts 31 to the positioning rod 3, at which time the two adjusting nuts 31 fasten the leveling plate 32 to the positioning rod 3. At this moment, the operator fills the second reinforcing layer 33 between the leveling plate 32 and the foundation base 22, the second reinforcing layer 33 is made of the same material as the first reinforcing layer 16, and the second reinforcing layer 33 is made of the expansive concrete, so that the second reinforcing layer 33 can increase the connection firmness of the leveling plate 32 and the foundation base 22, and further, the stability of the leveling plate 32 is improved. Finally the operator welds elevator shaft frame 4 to leveling board 32 has realized the purpose of leveling elevator shaft frame 4 once more, with the effect that reaches multistage leveling elevator shaft frame 4, has further promoted elevator shaft frame 4's stability.

Referring to fig. 5, a reinforcing seat 44 is arranged between the elevator shaft frame 4 and the wall, the reinforcing seat 44 is arranged on the side away from the ground, a connecting plate 441 and a limiting block 442 are respectively welded at two ends in the length direction, the connecting plate 441 is hinged on the elevator shaft frame 4 through a rotating shaft 46, and the limiting block 442 is arranged at one end, away from the elevator shaft frame 4, of the reinforcing seat 44. The elevator shaft frame 4 is provided with a pair of clamping plates 45 on the side wall close to the wall body, the clamping plates 45 are provided with a plurality of pairs along the vertical direction of the elevator shaft frame 4, and the clamping plates 45 are welded on the elevator shaft frame 4. One connecting plate 441 corresponds to a pair of the clamping plates 45, the connecting plate 441 is hinged between the same pair of the clamping plates 45, and the rotating shaft 46 penetrates both the connecting plate 441 and the two clamping plates 45. Both ends of the rotating shaft 46 all extend to the two sides of the two clamping plates 45 which are deviated from each other, the rotating shaft 46 is in threaded connection with a pin 461 on the two sides of the two clamping plates 45 which are deviated from each other, and the pin 461 can limit the moving direction of the rotating shaft 46 so as to reduce the occurrence of the situation that the rotating shaft 46 is separated from the connecting plate 441.

Referring to fig. 5, the wall body is equipped with locating plate 41 in the position that corresponds with connecting plate 441, locating plate 41 is fixed on the wall body through wall bolt 42, one side welding that locating plate 41 deviates from the wall body has fixed block 43, and the spacing groove 431 has been seted up along vertical direction to one side that fixed block 43 deviates from locating plate 41, stopper 442 sliding connection is in spacing groove 431, and stopper 442 is trapezoidal with the cross section of spacing groove 431, make spacing groove 431 restrict stopper 442's moving direction, take place with the condition that reduces stopper 442 and break away from in spacing groove 431. Elevator shaft frame 4 is after the installation, long-term use can produce the possibility of sinking naturally, elevator shaft frame 4 drives stopper 442 through connecting plate 441 and slides in spacing groove 431 this moment, spacing groove 431 restricts the slip direction of stopper 442, make stopper 442 be the ascending motion of vertical side, make elevator shaft frame 4 have certain unsteady space from top to bottom, elevator shaft frame 4 and wall connection's flexibility has been promoted, can reduce elevator shaft frame 4 and produce great pulling force to the wall body when sinking, further reduce the wall body because of the too big unstable possibility of appearance of pulling force, with the stability of promotion elevator frame.

The implementation principle of the embodiment is as follows: before the operator installs the elevator shaft frame 4, the operator presets the pit 1 on the ground, then the operator lays a layer of supporting platform 11 on the bottom wall of the pit 1, the operator puts the prefabricated foundation bed 2 on the supporting platform 11, and makes the leveling bolt 12 collide on the supporting platform 11. The operator then places the tie plate 15 at a position corresponding to the leveling bolt 12 and butts the leveling bolt 12 against the support platform 11. At this time, the operator rotates the leveling bolt 12 to achieve the purpose of leveling the foundation bed 2. After the operator levels the foundation sinking platform 2, the operator fills the first reinforcing layer 16 between the foundation plate 21 and the supporting platform 11 to improve the connection strength between the foundation sinking platform 2 and the supporting platform 11.

The operator sets leveling board 32 on locating lever 3 to adjust leveling board 32 to the horizontality, and the operator again through adjusting nut 31 with leveling board 32 fixed connection on locating lever 3, the operator is to filling second reinforcing layer 33 between leveling board 32 and the base seat 22, in order to increase the joint strength of leveling board 32 and base seat 22. The operator then welds the elevator hoistway frame 4 to the leveling plate 32, and the operator then attaches the elevator hoistway frame 4 to the wall, further improving the stability of the elevator hoistway frame 4. At this time, the operator fixes the positioning plate 41 to the wall, hinges the connecting plate 441 to the elevator shaft frame 4, and inserts the limiting block 442 into the limiting groove 431, so that the elevator shaft frame 4 is flexibly connected to the wall, and the installation of the whole elevator shaft frame 4 is completed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an old building installs prefabricated tertiary guiding mechanism of elevator additional which characterized in that: including setting up basic heavy platform (2) in pit (1) to and set up elevartor shaft frame (4) on basic heavy platform (2), be equipped with supporting platform (11) on the diapire of pit (1), basic heavy platform (2) set up the one side that deviates from pit (1) diapire at supporting platform (11), basic heavy platform (2) are worn to be equipped with a plurality of leveling bolt (12) along the peripheral direction, leveling bolt (12) pass basic heavy platform (2) and contradict on supporting platform (11), leveling bolt (12) threaded connection is on basic heavy platform (2).

2. The prefabricated three-level adjusting mechanism of elevator of old building of claim 1, characterized in that: sunken platform (2) of basis wears to be equipped with threaded sleeve (13) with the position that leveling bolt (12) correspond, leveling bolt (12) threaded connection is in threaded sleeve (13), one end fixedly connected with reinforcing plate (14) that threaded sleeve (13) are close to supporting platform (11), one side conflict that reinforcing plate (14) deviate from supporting platform (11) sinks on platform (2) of basis.

3. The prefabricated three-level adjusting mechanism of elevator of old building of claim 1, characterized in that: the position that supporting platform (11) and leveling bolt (12) correspond is equipped with backing plate (15), leveling bolt (12) are contradicted and are kept away from one side of supporting platform (11) in backing plate (15).

4. The prefabricated three-level adjusting mechanism of elevator of old building of claim 1, characterized in that: a first reinforcing layer (16) is filled between the supporting platform (11) and the foundation sinking platform (2).

5. The prefabricated three-level adjusting mechanism of elevator of old building of claim 2, characterized in that: the foundation sinking platform (2) comprises a foundation plate (21) and a foundation base (22), the foundation base (22) is fixedly connected to one side, away from the supporting platform (11), of the foundation plate (21), the threaded sleeve (13) penetrates through the foundation plate (21), and the elevator shaft frame (4) is arranged at one end, away from the foundation plate (21), of the foundation base (22);

all bury underground a set of locating lever (3) on four corners that foundatin plate (21) was kept away from in foundatin seat (22), locating lever (3) extend foundatin seat (22), the one end threaded connection that locating lever (3) extended foundatin seat (22) has two adjusting nut (31), locating lever (3) are equipped with leveling board (32) between two adjusting nut (31), elevartor shaft frame (4) fixed connection is on leveling board (32).

6. The prefabricated three-level adjusting mechanism of elevator of old building of claim 5, characterized in that: and a second reinforcing layer (33) is filled between the base (22) and the leveling plate (32).

7. The prefabricated three-level adjusting mechanism of elevator of old building of claim 1, characterized in that: one side that elevartor shaft frame (4) is close to the wall body is equipped with connecting plate (441), vertical direction along elevartor shaft frame (4) of connecting plate (441) is equipped with a plurality of, the wall body with the position that connecting plate (441) correspond is equipped with locating plate (41), locating plate (41) are fixed on the wall body through wall bolt (42), one side that locating plate (41) deviate from the wall body is equipped with fixed block (43), spacing groove (431) have been seted up along vertical direction to one side that fixed block (43) deviate from locating plate (41), the one end that connecting plate (441) are close to fixed block (43) is equipped with stopper (442) the same with spacing groove (431) size.

8. The prefabricated three-level adjusting mechanism of elevator of old building of claim 7, characterized in that: the connecting plate (441) is provided with a reinforcing seat (44) along one side of the length direction, and the connecting plate (441) and the limiting block (442) are fixedly connected to the reinforcing seat (44) simultaneously.

9. The prefabricated three-level adjusting mechanism of elevator of old building of claim 7, characterized in that: the elevator shaft frame (4) is provided with two clamping plates (45) at positions corresponding to the connecting plate (441), the connecting plate (441) is hinged between the two clamping plates (45) through a rotating shaft (46), and the rotating shaft (46) penetrates through the connecting plate (441) and the two clamping plates (45) simultaneously.

10. The prefabricated three-level adjusting mechanism of elevator of old building of claim 9, characterized in that: the rotating shaft (46) is connected with a pin column (461) at two sides of the two clamping plates (45) which deviate from each other in a threaded manner.