CN113086810B

CN113086810B - Elevator self-provided shaft rapid installation structure and method

Info

Publication number: CN113086810B
Application number: CN202110298883.9A
Authority: CN
Inventors: 李景祥; 郑敬敏
Original assignee: Beijing Shunxun Elevator Equipment Engineering Co ltd
Current assignee: Beijing Shunxun Elevator Equipment Engineering Co ltd
Priority date: 2021-03-20
Filing date: 2021-03-20
Publication date: 2022-07-12
Anticipated expiration: 2041-03-20
Also published as: CN113086810A

Abstract

The utility model belongs to the technical field of elevator installation technique and specifically relates to a quick mounting structure of well is taken to elevator certainly, its technical scheme main points are four stay tubes including vertical setting, four stay tubes are the rectangle and arrange, all be provided with the intermediate lever between two adjacent stay tubes, the both ends of intermediate lever all set up inside the stay tube, inside at the stay tube is provided with the core bar, the both ends of core bar are connected with the stay tube, and run through the intermediate lever at the inside core bar of stay tube, insert the stay tube inboard with the intermediate lever earlier when installing, then run through the intermediate lever with the core bar from the stay tube inside, and fix between core bar and the stay tube, the mesh that has improved work efficiency has been reached.

Description

Elevator self-provided shaft rapid installation structure and method

Technical Field

The application relates to the technical field of elevator installation, in particular to a rapid installation structure for an elevator with a hoistway.

Background

The traditional elevator well is mostly of a reinforced concrete structure, is designed together with a building and is constructed synchronously.

Among the correlation technique, because the villa elevator does not need pit and independent computer lab, consequently very big reduction to civil engineering and top layer height's requirement, consequently use light steel elevator well frame can bear the weight of the elevator, present elevator well needs to transport elevator well frame to the villa in, then use after the inside welding of using of villa is connected the frame.

In view of the above-mentioned related art solutions, the inventors found that: when the elevator shaft frame is welded, the requirements on welding technology are high, time consumption is long, and working efficiency is low in order to reduce the influence of welding seams on subsequent decoration of villas.

Disclosure of Invention

In order to improve the work efficiency of well installation, this application provides an elevator is from taking quick mounting structure of well.

The application provides an elevator adopts following technical scheme from taking quick mounting structure of well:

the utility model provides an elevator is from taking quick mounting structure of well, includes four stay tubes of vertical setting, and four even stay bars are the rectangle and arrange, all are provided with the intermediate lever between two adjacent stay tubes, and the both ends of intermediate lever all set up inside the stay tube, are provided with the core bar in the inside of stay tube, and the both ends of core bar are connected with the stay tube to the intermediate lever runs through at the inside core bar of stay tube.

By adopting the technical scheme, the core rod penetrates through the part of the middle rod in the supporting tube, the middle rod is connected with the supporting tube by the core rod, two ends of the core rod are both connected with the supporting tube, therefore, when the middle rod is used for connecting the supporting tube, the middle rod can drive the core rod to move, and the core bar is arranged in the support tube, so the side wall of the support tube can provide the support force for the core bar, and because the core rod completely penetrates through the interior of the supporting tube, the core rod can provide acting force for the middle rod connected on the whole supporting tube, and the middle rod can be arranged at a proper position of the supporting tube, so that the middle rod can adapt to more working conditions during installation, meanwhile, when the elevator shaft frame is installed, the technical requirement is low only by manual installation, and more installation personnel can be participated in, so that the working efficiency can be improved.

Preferably, the supporting tube is a square rod with a square cross section, a square first clamping block matched with the supporting tube is arranged at the lower end of the core rod, the first clamping block is in a shape with a small upper part and a large lower part, and the first clamping block is arranged at the bottom end inside the supporting tube.

Through adopting above-mentioned technical scheme, the cross-section of stay tube is square, first joint piece is big end down, consequently, when the core bar removes to the top in the stay tube inside, the inside will enter into the stay tube from little to big of first joint piece, the upper end makes inside first joint piece enters into the stay tube more easily less, and the lower extreme of first joint piece is great, consequently, when first joint piece enters into the stay tube inside, first joint piece will be with the inner wall looks butt of stay tube, and interference fit between first joint piece and the stay tube, it is fixed mutually before making first joint piece and the stay tube, and then realized fixing mutually between core bar and the stay tube.

Preferably, be provided with first wedge between stay tube and first joint piece, first wedge is provided with a plurality ofly in the circumference of first joint piece, and the wedge cross-section is right angled triangle, and the inclined plane of first wedge is laminated mutually with the inclined plane of first joint piece, and the right angle face of first wedge is laminated mutually with the stay tube inner wall.

Through adopting above-mentioned technical scheme, be provided with first wedge between stay tube and first joint piece, the inclined plane of first wedge is laminated with global of first joint piece mutually, the right-angle side of first wedge is laminated with the inner wall of stay tube mutually, consequently, when first joint piece is at the inside rebound of stay tube, first joint piece will drive first wedge and carry out the skew to the orientation of keeping away from first joint piece, the right angle side that drives first wedge simultaneously will laminate with the inner wall of stay tube mutually, and pretightning force will be applyed to the inner wall that first wedge will drive first wedge and stay tube, carry out interference fit between first wedge and the stay tube, and then rely on the frictional force between first wedge and the stay tube inner wall to fix the core bar at the stay tube insidely.

Preferably, a square connecting ring is arranged at the bottom end of the supporting tube, the size of the outer peripheral surface of the connecting ring is equal to that of the outer peripheral surface of the supporting tube, and the lower end of the first wedge block is fixedly connected with the connecting ring.

Through adopting above-mentioned technical scheme, use the go-between to connect all first wedges, the cross-section length of side of go-between equals the cross-section length of side of stay tube, when the go-between setting is in the bottom of stay tube, the go-between will be with the terminal surface looks butt of stay tube, and first wedge and go-between fixed connection, and then the go-between will apply the ascending effort in the axial along the stay tube to first wedge, and then reduce first wedge and when connecting first joint piece, first joint piece drives the possibility that first wedge removes to the stay tube is inside, and then strengthen first joint piece and first wedge at the inside fixed action of stay tube, installation stability and safety in utilization have been improved.

Preferably, a second clamping block is arranged at the position, close to the upper end, of the core rod, the second clamping block is in a shape with a large upper end and a small lower end, the core rod penetrates through the second clamping block, a fixing nut is arranged at the position, located above the second clamping block, of the core rod, the fixing nut is in butt joint with the second clamping block, a second wedge block is arranged between the second clamping block and the supporting pipe, the shape and the size of the second wedge block are the same as those of the first wedge block, and the first wedge block and the second wedge block are symmetrical about the center of the supporting pipe.

By adopting the technical scheme, the second clamping block and the second wedge block are arranged at the position of the core rod close to the upper end, the principle of the second clamping block and the first clamping block is the same as that of the first wedge block and the first wedge block, the second clamping block and the second wedge block can fix the upper end of the core rod, and the second wedge block and the second clamping block are respectively symmetrical to the first wedge block and the first clamping block about the center of the support tube, so when the second clamping block and the second wedge block fix the core rod, the second clamping block can move downwards, therefore, the fixing nut is in threaded connection with the core rod, when the fixing nut is rotated, the fixing nut can drive the second clamping block to move towards the direction close to the first clamping block, further, the first clamping block and the second clamping block can be clamped in the support tube simultaneously, and meanwhile, the first clamping block and the second clamping block are subjected to the same mutual acting force, the possibility of stress concentration is reduced.

Preferably, the grounding rods are arranged below the supporting tube, the grounding rods are horizontally provided with four grounding rods, the length of each grounding rod is equal to that of the middle rod, the four grounding rods are connected end to form a rectangular arrangement, the grounding rods are fixedly connected with the ground through expansion bolts, fixing tubes are arranged at the end to end positions of the grounding rods, and the fixing tubes are fixedly connected with the supporting tube.

By adopting the technical scheme, the ground rods are used for connecting the ground, the four ground rods are connected end to form a rectangle, the supporting tube is arranged at the vertex angle position of the end to end connection of the ground rods, and the fixed tube is used for connecting the ground rods and the supporting tube, so that on one hand, the ground rods can increase the contact area between the supporting tube and the ground when supporting, the abrasion of the supporting tube to the ground is further reduced, and the possibility that the supporting tube falls into the ground is reduced; on the other hand, the lower face of just of earthing rod laminates with ground mutually, and when subaerial because expend with heat and contract with cold and produce protruding, the earthing rod can provide the effort to keep ground level, and then reduced the elevator and taken place the possibility of skew in the motion process, improved the safety in utilization.

Preferably, the position that is close to the lower extreme in fixed intraduct is provided with first stopper, first stopper is big-end-up's positive quadrangular frustum pyramid form, the size of first stopper is less than the size of fixed pipe, first stopper and expansion bolts threaded connection, be provided with a plurality of first fastening blocks between first stopper and fixed pipe, first fastening block cross-section is right triangle, the right angle side and the fixed pipe inner wall of first fastening block laminate, the slope side of first fastening block laminates with global mutually of first stopper, lower extreme position at fixed pipe is provided with solid fixed ring, a plurality of first fastening blocks all with solid fixed ring fixed connection.

By adopting the technical scheme, the first limiting block is arranged in the fixing pipe and is in a shape of big top and small bottom, and the first fastening block is arranged on the circumference of the first limiting block, so that when the first limiting block moves downwards in the supporting pipe, the first limiting block drives the first fastening block to move in the direction away from each other, and the first fastening block is clamped with the inner wall of the fixing pipe; be provided with solid fixed ring at the lower extreme of fixed pipe, solid fixed ring's cross-section length of side equals with the cross-section length of side of fixed pipe, consequently gu fixed ring will overlap joint on the terminal surface of fixed pipe, use the retaining ring to connect first holding block, reduced first holding block and first stopper when fixing fixed pipe, first holding block enters into the inside possibility of fixed pipe.

Preferably, a first clamping piece is arranged at the upper end of the first fastening block, one end of the first clamping piece is fixedly connected with the first fastening block, and one end, far away from the first fastening block, of the first clamping piece extends axially close to the center of the fixing pipe.

Through adopting above-mentioned technical scheme, up end position at first fastening block is provided with first screens piece, first screens piece can restrict the position of first stopper, because the upper end of first stopper is bigger than the lower extreme, and first fastening block laminates with the slope side of first stopper mutually, consequently first stopper will be restricted between first fastening block and first screens piece, like this when needs place first stopper and first fastening block inside the fixed block, can place first stopper in screens piece below earlier, then place first fastening block inside fixed pipe, it is more convenient when making first stopper and first fastening block put into fixed intraduct, can reduce the possibility that first stopper drops from fixed intraduct simultaneously.

Preferably, a second limiting block is arranged at a position close to the upper part inside the fixed pipe, the second limiting block and the first limiting block are identical in structure, the second limiting block is placed in a small-end-up mode, a second fastening block is arranged between the second limiting block and the fixed pipe, the second fastening block and the first fastening block are identical in structure, the first fastening block and the second fastening block are symmetrical about the center of the fixed pipe, a fixing bolt is fixed at the lower end of the first clamping block, the fixing bolt is in threaded connection with the second limiting block, and the section diameter of the fixing bolt is equal to that of the expansion bolt.

Through adopting above-mentioned technical scheme, top in the inside of fixed pipe is provided with the second stopper, be provided with fixing bolt on the lower terminal surface of first joint piece, second stopper and first stopper are about fixed pipe central symmetry, when stay tube and fixed pipe are connected, fixing bolt is connected with first stopper, and when first joint piece was fixed at the inside rebound of stay tube, will drive the second stopper at fixed intraduct rebound and with fixed tub looks chucking, and then realized using the second stopper and the first joint piece to the joint action between fixed pipe and the stay tube.

The application provides a method for rapidly installing an elevator with a hoistway, which adopts the following technical scheme:

a method for quickly installing an elevator with a shaft comprises the following steps:

s1, installing the grounding rod on the ground by using an expansion bolt;

s2, placing the first limiting block between the first fastening block and the first clamping piece, placing the first fastening block at the lower end of the inner part of the fixing pipe, and then rotating the fixing pipe to connect the first limiting block with the expansion bolt;

s3, placing the second limiting block between the second fastening block and the second clamping piece, placing the second limiting block inside the upper end of the fixed pipe, and then connecting the first clamping block and the second limiting block by using a fixing bolt.

S4, placing the first wedge-shaped block in the lower end of the supporting tube, sleeving the supporting tube and the first wedge-shaped block on the outer side of the core rod, and enabling the inclined side of the first wedge-shaped block to be attached to the peripheral surface of the first clamping block;

s5, placing a second wedge-shaped block inside the upper end of the supporting tube, then placing a second clamping block between the second wedges, enabling the core rod to penetrate through the second clamping block, installing a fixing bolt on the core rod above the second clamping block, and pre-tightening the fixing bolt;

s6, similarly, the first limiting block is connected with the core rod, and the height of the core rod is increased upwards according to requirements.

In summary, the present application has the following technical effects:

1. the core rod is arranged, the core rod penetrates through the part, inside the supporting tube, of the middle rod, the middle rod is connected with the supporting tube, the core rod can provide acting force for the middle rod connected to the whole supporting tube, and the middle rod can adapt to more working conditions during installation;

2. through having set up first wedge, the inclined plane of first wedge is laminated mutually with the global of first joint piece, and the right-angle side of first wedge is laminated mutually with the inner wall of stay tube for carry out interference fit between first wedge and the stay tube, and then rely on the frictional force between first wedge and the stay tube inner wall to fix the core bar inside the stay tube, reduced the possibility that stress concentration appears simultaneously.

Drawings

Fig. 1 is an overall structural view of an elevator shaft in an embodiment of the present application;

fig. 2 is a cross-sectional view of an elevator hoistway in an embodiment of the present application;

fig. 3 is an exploded view of an elevator hoistway in an embodiment of the present application.

In the figure, 1, supporting tube; 11. an intermediate lever; 12. a first clamping block; 13. a first wedge block; 14. a connecting ring; 15. a second clamping block; 16. a second wedge block; 2. a core bar; 21. fixing a nut; 3. a ground rod; 4. a fixed tube; 41. a first stopper; 42. a first fastening block; 43. a fixing ring; 44. a first card position sheet; 45. a second limiting block; 46. a second fastening block; 47. fixing the bolt; 48. a second card position sheet.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1 and 2, the application provides a quick installation structure of an elevator self-carrying shaft, which comprises a support tube 1, a middle rod 11 and grounding rods 3, wherein the support tube 1 is vertically arranged, the middle rod and the grounding rods 3 are horizontally arranged, the four grounding rods 3 are made of angle steel and are arranged in a shape of four, the four grounding rods 3 are sequentially connected end to end and combined into a square, the grounding rods 3 are arranged on the ground, one side of the grounding rods 3, which is close to the ground, is provided with installation holes, and expansion bolts penetrate through the installation holes to install the grounding rods 3 on the ground; the supporting tubes 1 are hollow tubes with square cross sections, the number of the supporting tubes 1 is four, the four supporting tubes 1 are arranged at the top corners connected with the grounding rod 3, and the supporting tubes 1 are connected with the grounding rod 3; the middle rod 11 is a hollow square tube with the section size smaller than that of the support tubes 1, the middle rod 11 is arranged between two adjacent support tubes 1, the middle rod 11 enters the support tubes 1, a plurality of middle rods 11 are arranged between two adjacent support tubes 1, and the middle rods 11 between the two support tubes 1 are respectively positioned at the upper end and the lower end of the support tubes 1 to reserve space for the elevator door, so that the elevator door can be installed in enough space when the elevator is installed conveniently.

Referring to fig. 2 and 3, a core bar 2 is arranged inside a support tube 1, the core bar 2 is vertically arranged, a first clamping block 12 is fixed at the lower end of the core bar 2, the first clamping block 12 is in a regular quadrangular frustum pyramid shape with a small upper part and a large lower part, the size of the lower end face of the first clamping block 12 is smaller than that of the support tube 1, the first clamping block 12 is arranged inside the support tube 1, a first wedge block 13 is arranged between the first clamping block 12 and the support tube 1, the section of the first wedge block 13 is in a right-angled triangle shape, the right-angled side of the first wedge block 13 is attached to the inner wall of the support tube 1, and the inclined surface of the first wedge block 13 is attached to the peripheral surface of the first clamping block 12; a connecting ring 14 is arranged on the lower end surface of the support tube 1, the connecting ring 14 is in a square ring shape, the outer peripheral dimension of the connecting ring 14 is equal to that of the support tube 1, and the lower end of the first wedge block 13 is fixedly connected with the connecting ring 14.

Referring to fig. 2 and 3, a second clamping block 15 is arranged at a position, close to the upper end, of the core rod 2, an embedding through hole is formed in the center of the second clamping block 15, the core rod 2 penetrates through the second clamping block 15 from the embedding through hole, the clamping block can move up and down above the core rod 2, a fixing nut 21 is arranged on the support tube 1, external threads are formed in the circumferential surface of the upper end of the core rod 2, the fixing nut 21 is in threaded connection with the core rod 2, the fixing nut 21 is located above the second clamping block 15, and the fixing nut 21 is abutted to the second clamping block 15. A second wedge block 16 is arranged at a position close to the upper part in the supporting tube 1, four second wedge blocks 16 are arranged, and four second wedge-shaped blocks 16 are uniformly arranged on the circumferential direction of the second clamping block 15, the structures of the second wedge-shaped blocks 16 are the same as that of the first wedge-shaped blocks 13, the right-angle side of each second wedge-shaped block 16 is attached to the inner wall of the support tube 1, the second wedge-shaped blocks 16 and the first wedge-shaped blocks 13 are arranged in a central symmetry way with respect to the support tube 1, and the first wedge block 13 and the second wedge block 16 can be elastically deformed, so that the first wedge block 13 and the second wedge block 16 can be elastically deformed to approach or separate from each other, and the second wedge 16 uses the go-between 14 to connect in the one end of keeping away from second joint piece 15, and the go-between 14 can carry out the screens effect to second wedge 16, reduces the wedge and enters into the inside possibility of stay tube 1.

Referring to fig. 2 and 3, when the intermediate rod 11 is connected to the support tube 1, the intermediate rods 11 are sequentially inserted into the support tube 1, the connection ring 14 and the first wedge block 13 are placed at the lower end of the support tube 1, the core rod 2 is inserted into the support tube 1 from between the connection ring 14 and the first wedge block 13, the core rod 2 penetrates through the intermediate rod 11, the second wedge block 16 connected by using the connection ring 14 is placed at the upper end of the support tube 1, the right-angle side of the second wedge block 16 is attached to the inner wall of the support tube 1, the second clamping block 15 is sleeved at the upper end of the core rod 2, the fixing nut 21 is installed above the second clamping block 15, and then the fixing nut 21 is pre-tightened. When the fixing nut 21 is pre-tightened, the fixing nut 21 and the core rod 2 will move with each other, then the fixing nut 21 will drive the second clamping block 15 to move in the direction close to the first clamping block 12, and meanwhile, because the first wedge block 13 abuts against the peripheral surface of the first clamping block 12, the peripheral surface of the first clamping block 12 will generate an acting force in the direction perpendicular to the inclined surface, so that the interacting force between the first wedge block 13 and the inner wall of the support tube 1 will be increased, and the first wedge block 13 is fixedly connected with the connecting ring 14, so that the force in the axial direction of the support tube 1 will be cancelled by the interacting force between the connecting ring 14 and the support tube 1, further, when the first clamping block 12 and the second clamping block 15 approach each other, the first clamping block 12 and the first wedge block 13 will be clamped on the inner wall of the support tube 1, in the same way, the second clamping blocks 15 and the second wedge-shaped blocks 16 will also be clamped inside the support tube 1.

Referring to fig. 2 and 3, under the interaction force between the first clamping block 12 and the first wedge-shaped block 13, the lower end of the core rod 2 is clamped at the lower end of the support tube 1, and under the action of the second clamping block 15 and the second wedge-shaped block 16, the upper end of the core rod 2 is clamped at the upper end of the support tube 1; and the inside core bar 2 at the stay tube 1 runs through the middle rod 11, make and be connected between middle rod 11 and the stay tube 1, and then increased the joint strength between middle rod 11 and the stay tube 1, middle rod 11 provides the pulling force when two adjacent stay tubes 1 are keeping away from each other and are removing, and then reduce the possibility of keeping away from each other between two adjacent stay tubes 1, the security of stay tube 1 when using has been improved, simultaneously because the manual installation of core bar 2 and middle rod 11 can, therefore, the operation is convenient, and the work efficiency is high.

Referring to fig. 2 and 3, a fixing tube 4 capable of connecting the ground rod 3 and the support tube 1 is arranged between the support tube 1 and the ground rod 3, the fixing tube 4 is a square tube with a square cross section, the length of the fixing tube 4 is smaller than that of the support tube 1, a first limiting block 41 is arranged inside the fixing tube 4 and close to the lower end of the fixing tube 4, the first limiting block 41 is in a shape of a right quadrangular frustum with a large upper part and a small lower part, the cross section of the first limiting block 41 is smaller than that of the fixing tube 4, a threaded hole is formed in the center of the first limiting block 41, and the size of the threaded hole is matched with that of an expansion bolt for installing the ground rod 3. Be provided with first fastening block 42 between first stopper 41 and fixed pipe 4, first fastening block 42 evenly is provided with four in first stopper 41 circumference, and first fastening block 42 cross-section is right triangle to be narrow wide down and form the setting, the right angle side of first fastening block 42 and the inner wall of fixed pipe 4 laminate mutually, the slope side of first fastening block 42 and the global laminating of first stopper 41 mutually. A fixing ring 43 is arranged on the lower end face of the fixing tube 4, the outer circumference of the fixing ring 43 is equal to the outer circumference of the fixing tube 4, the fixing ring 43 is attached to the lower end face of the fixing tube 4, and the lower end of the first fastening block 42 is fixedly connected with the fixing ring 43. A first clamping piece 44 is horizontally arranged above the first fastening block 42, one end of the first clamping piece 44 is fixedly connected with the first fastening block 42, the other end of the first clamping piece 44 extends towards the direction close to the central axis of the fixed pipe 4, and the first limiting block 41 is positioned below the first clamping piece 44.

Referring to fig. 2 and 3, a second stopper 45 is disposed inside the fixed pipe 4 near the upper end, the second stopper 45 and the first stopper 41 have the same structure, a second fastening block 46 is disposed between the second stopper 45 and the fixed pipe 4, four second locking blocks are uniformly disposed on the circumference of the second stopper 45, the second fastening block 46 has the same structure as the first fastening block 42, the first fastening block 42 and the second fastening block 46 are symmetrical with respect to the center of the fixed pipe 4, the second stopper 45 and the first stopper 41 are symmetrical with respect to the center of the fixed pipe 4, and therefore the second stopper 45 has a large top and a small bottom, the second fastening block 46 has a large top and a small bottom, and the inclined surface of the second stopper 46 is attached to the circumferential surface of the second stopper 45, and the first fastening block 42 and the second fastening block 46 can both generate elastic deformation. The second fastening block 46 is fixedly connected to the upper end surface of the fixed pipe 4 by using the fixing ring 43, and at the same time, a second engaging piece 48 is also fixedly connected to the lower end of the second fastening block, the second engaging piece 48 has the same structure as the first engaging piece 44, one end of the second engaging piece 48 is fixedly connected to the lower end of the second fastening block 46, and the other end of the second engaging piece 48 extends in a direction close to the central axis of the fixed pipe 4.

Referring to fig. 2 and 3, when the supporting tube 1 needs to be installed on the ground connection rod by using the fixing tube 4, the first stopper 41 is placed between the four first fastening blocks 42, so that the circumferential surface of the first stopper 41 is attached to the inclined surfaces of the first fastening blocks 42, the four first fastening blocks 42 are connected by the fixing rings 43, so that the first fastening blocks 42 are fixed to each other, the first stopper 41 is limited between the four first fastening blocks 42 under the limiting action of the first clamping piece 44, the first stopper 41 and the first fastening blocks 42 are placed inside the lower end of the fixing tube 4 at the same time, the fixing ring 43 is abutted to the lower end surface of the fixing tube 4, and the threaded holes of the first stopper 41 face downward; then installing expansion bolts at four corner positions of the grounding rod 3 one by one, corresponding the threaded holes of the first stopper 41 to the expansion bolts, rotating the fixing tube 4, driving the first stopper 41 to rotate simultaneously when rotating the fixing tube 4 because the first stopper 41 and the fixing tube 4 are both square, further installing the first stopper 41 on the expansion bolts, continuing to rotate the fixing tube 4 to make the first stopper 41 move in the direction close to the expansion bolts under the action of the expansion bolts, at the same time, the first stopper 41 pushes the first fastening block 42 to move in the direction perpendicular to the contact surface between the first stopper 41 and the first fastening block 42, and the force of the first fastening block 42 in the direction along the central axis of the fixing tube 4 is offset by the interaction force between the fixing tube 4 and the ground, therefore, the first stopper 41 will drive the first fastening block 42 to move in the direction away from the central axis of the fixed tube 4, so that the first fastening block 42 and the fastening block are clamped inside the fixed tube 4.

Referring to fig. 2 and 3, the four first fastening blocks 42 are driven by the first limiting block 41 to simultaneously expand in the direction away from each other, so that the first fastening blocks 42 can be tensioned inside the fixed tube 4, and the first limiting block 41 is fixed inside the fixed tube 4, on one hand, the first limiting block 41 is installed inside the fixed tube 4 through interference fit, and thus the fixed tube 4 is installed without damaging the outer structure of the fixed tube 4; on the other hand, the right-angle side of the first fastening block 42 is attached to the inner wall of the fixed pipe 4, so that the contact area between the first limiting block 41 and the inner wall of the fixed pipe 4 during interference fit inside the fixed pipe 4 can be increased, the stress concentration of the fixed pipe 4 during installation is reduced, the use strength of the fixed pipe 4 is increased, and the safety of the fixed pipe 4 during use is improved.

Referring to fig. 2 and 3, a fixing bolt 47 is fixed at the center of the lower end surface of the first clamping block 12 inside the support tube 1, the cross-sectional dimension of the fixing bolt 47 is equal to the cross-sectional dimension of an expansion bolt, when the support tube 1 and the fixed tube 4 need to be connected, the fixing bolt 47 can be installed inside the threaded hole of the second clamping block 15, so that the first clamping block 12 and the second limiting block 45 are fixed by using the expansion bolt, and further the support tube 1 and the fixed tube 4 are fixed, and at the same time, the second limiting block 45 will move upward under the action of the fixing bolt 47, the same principle as the first limiting block 41, the second limiting block 45 will make the second fastening block 46 clamped on the fixed tube 4 under the action of the fixing bolt 47, and the second limiting block 45 is arranged inside the fixed tube 4, on one hand, when the fixed tube 4 is connected to the ground rod 3 and the support tube 1, first stopper 41 and second stopper 45 are to the damage of fixed pipe 4, on the other hand second stopper 45 is the same with the shape of placing of first joint piece 12 and the moving direction when installing, consequently second stopper 45 and first joint piece 12 are when installing, can carry out the interconnect of effort through fixing bolt 47 each other, and then reduce second stopper 45 and first joint piece 12 and carry out the possibility that interference fit made stress concentration, and then reduce the wearing and tearing of fixed pipe 4 and stay tube 1, the security is improved.

Referring to fig. 1 and 2, the sectional dimension of the core rod 2 is equal to that of the expansion bolt, and when the elevator is required to be heightened continuously from the elevator shaft, the threaded hole of the second limiting block 45 can be aligned with the upper end of the core rod 2, so that the core rod 2 can mount the second limiting block 45 and the fixing pipe 4 on the core rod 2 and the supporting pipe 1, and the elevator shaft is heightened by analogy.

The embodiment of the application also discloses a method for quickly installing the elevator with the shaft, which comprises the following steps:

s1, installing the grounding rod 3 on the ground by using an expansion bolt;

s2, placing the first limiting block 41 between the first fastening block 42 and the first clamping piece 44, placing the first fastening block 42 at the lower end of the inner part of the fixed pipe 4, and then rotating the fixed pipe 4 to connect the first limiting block 41 with the expansion bolt;

s3, placing the second stopper 45 between the second fastening block 46 and the second positioning piece 48 and inside the upper end of the fixing tube 4, and then connecting the first clamping block 12 and the second stopper 45 using the fixing bolt 47.

S4, placing the first wedge-shaped block 13 in the lower end of the support tube 1, sleeving the support tube 1 and the first wedge-shaped block 13 on the outer side of the core rod 2, and enabling the inclined side of the first wedge-shaped block 13 to be attached to the peripheral surface of the first clamping block 12;

s5, placing the second wedge-shaped block 16 inside the upper end of the support tube 1, then placing the second clamping block 15 between the second wedges, enabling the core rod 2 to penetrate through the second clamping block 15, installing the fixing bolt 47 on the core rod 2 above the second clamping block 15, and pre-tightening;

s6, similarly, the first limiting block 41 is connected with the core rod 2 and is heightened upwards, and the top of the core rod is connected with the roof through the grounding rod 3.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims

1. The utility model provides an elevator is from taking quick mounting structure of well, includes four stay tubes (1) of vertical setting, and four stay tubes (1) are the rectangle and arrange, all are provided with intermediate lever (11), its characterized in that between two adjacent stay tubes (1): both ends of the middle rod (11) are arranged inside the supporting tube (1), a core rod (2) is arranged inside the supporting tube (1), both ends of the core rod (2) are connected with the supporting tube (1), and the core rod (2) penetrates through the middle rod (11) inside the supporting tube (1); the grounding rods (3) are arranged below the supporting tube (1), four grounding rods (3) are horizontally arranged, the length of each grounding rod (3) is equal to that of the middle rod (11), the four grounding rods (3) are connected end to form a rectangular arrangement, the grounding rods (3) are fixedly connected with the ground through expansion bolts, fixing tubes (4) are arranged at the positions where the grounding rods (3) are connected end to end, and the fixing tubes (4) are fixedly connected with the supporting tube (1); a first limiting block (41) is arranged in the fixed pipe (4) and close to the lower end, the first limiting block (41) is in a shape of a right quadrangular frustum with a large upper part and a small lower part, the size of the first limiting block (41) is smaller than that of the fixed pipe (4), the first limiting block (41) is in threaded connection with an expansion bolt, a plurality of first fastening blocks (42) are arranged between the first limiting block (41) and the fixed pipe (4), the cross section of each first fastening block (42) is in a shape of a right triangle, the right-angle side of each first fastening block (42) is attached to the inner wall of the fixed pipe (4), the inclined side of each first fastening block (42) is attached to the peripheral surface of the first limiting block (41), a fixing ring (43) is arranged at the lower end of the fixed pipe (4), and the first fastening blocks (42) are fixedly connected with the fixing ring (43); the position that is close to the top in fixed pipe (4) inside is provided with second stopper (45), second stopper (45) and first stopper (41) structure are the same, second stopper (45) are big-end-up's place, be provided with second fastening block (46) between second stopper (45) and fixed pipe (4), second fastening block (46) and first fastening block (42) structure are the same, and first fastening block (42) and second fastening block (46) are about the central symmetry of fixed pipe (4), be fixed with fixing bolt (47) at the lower extreme of first joint piece (12), fixing bolt (47) and second stopper (45) threaded connection, and the cross-sectional diameter of fixing bolt (47) equals expansion bolts's cross-sectional diameter.

2. The elevator is from taking quick mounting structure of well of claim 1 characterized in that: stay tube (1) is square cross section square pole, be provided with the first joint piece of square (12) with stay tube (1) looks adaptation at the lower extreme of core bar (2), first joint piece (12) are big end down form, and first joint piece (12) set up the bottom in stay tube (1) inside.

3. The elevator is from taking well quick mounting structure of claim 2 characterized in that: be provided with first wedge (13) between stay tube (1) and first joint piece (12), first wedge (13) are provided with a plurality ofly in the circumference of first joint piece (12), and the wedge cross-section is right angled triangle, and the inclined plane of first wedge (13) is laminated with the inclined plane of first joint piece (12) mutually, and the right angle face and the stay tube (1) inner wall of first wedge (13) are laminated mutually.

4. The elevator is from taking well quick mounting structure of claim 3 characterized in that: the bottom end of the supporting tube (1) is provided with a square connecting ring (14), the size of the outer peripheral surface of the connecting ring (14) is equal to that of the outer peripheral surface of the supporting tube (1), and the lower end of the first wedge-shaped block (13) is fixedly connected with the connecting ring (14).

5. The elevator is from taking well quick mounting structure of claim 4 characterized in that: the position of the core rod (2) close to the upper end is provided with a second clamping block (15), the second clamping block (15) is in a shape with a large upper part and a small lower part, the core rod (2) penetrates through the second clamping block (15), a fixing nut (21) is arranged on the core rod (2) above the second clamping block (15), the fixing nut (21) is abutted to the second clamping block (15), a second wedge block (16) is arranged between the second clamping block (15) and the supporting pipe (1), the second wedge block (16) is identical to the first wedge block (13) in shape and size, and the first wedge block (13) and the second wedge block (16) are symmetrical about the center of the supporting pipe (1).

6. The elevator is from taking quick mounting structure of well of claim 1 characterized in that: a first clamping piece (44) is arranged at the upper end of the first fastening block (42), one end of the first clamping piece (44) is fixedly connected with the first fastening block (42), and one end, far away from the first fastening block (42), of the first clamping piece (44) extends axially close to the center of the fixing pipe (4).

7. A method for quickly installing an elevator with a hoistway is characterized in that: the elevator self-contained shaft quick installation structure comprises the following steps:

s1, installing the grounding rod (3) on the ground by using an expansion bolt;

s2, placing the first limiting block (41) between the first fastening block (42) and the first clamping piece (44), placing the first fastening block (42) at the lower end of the inner part of the fixed pipe (4), and then rotating the fixed pipe (4) to connect the first limiting block (41) with the expansion bolt;

s3, placing a second limiting block (45) between a second fastening block (46) and a second clamping piece (48) and inside the upper end of the fixed pipe (4), and then connecting the first clamping block (12) with the second limiting block (45) by using a fixed bolt (47);

s4, placing the first wedge-shaped block (13) in the inner part of the lower end of the support pipe (1), sleeving the support pipe (1) and the first wedge-shaped block (13) on the outer side of the core rod (2), and enabling the inclined side of the first wedge-shaped block (13) to be attached to the peripheral surface of the first clamping block (12);

s5, placing second wedge blocks (16) inside the upper end of the support tube (1), then placing second clamping blocks (15) between the second wedges, enabling the core rod (2) to penetrate through the second clamping blocks (15), installing fixing bolts (47) on the core rod (2) above the second clamping blocks (15) and pre-tightening;

and S6, similarly, the first limiting block (41) is connected with the core rod (2) and is heightened upwards according to the requirement.