CN211740114U

CN211740114U - Guide rail flatness detector for elevator installation

Info

Publication number: CN211740114U
Application number: CN202020729362.5U
Authority: CN
Inventors: 赵书全; 李治钢
Original assignee: Guangzhou Special Equipment Supervision And Inspection Institute
Current assignee: Guangzhou Special Equipment Supervision And Inspection Institute
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-10-23
Anticipated expiration: 2030-05-06

Abstract

The utility model discloses a guide rail roughness detector is used in elevator installation, including base station and detection gyro wheel, the upper end of base station is seted up flutedly, the inside fixed mounting of recess has electronic slip table, electronic slip table sliding platform's upper end fixed welding has the backup pad, one side fixed welding of backup pad has the diaphragm, the through-hole has been seted up to the upper end of diaphragm, the inside slip of through-hole is pegged graft and is had the grafting post, the fixed welding of one end of grafting post has the fixed plate, detect gyro wheel fixed mounting in the lower extreme of fixed plate, the cover is equipped with compression spring on the outer wall of grafting post. The utility model discloses a cover is equipped with compression spring on the outer wall of plug-in column to contradict compression spring's one end in the lower surface of diaphragm, and contradict compression spring's the other end in the upper end of fixed plate, when examining, can ensure to detect the gyro wheel and hug closely in the surface that is detected the guide rail segment section, thereby ensured the accuracy that detects to a certain extent.

Description

Guide rail flatness detector for elevator installation

Technical Field

The utility model relates to a guide rail roughness detects technical field, specifically is a guide rail roughness detector is used in elevator installation.

Background

For elevators, there are usually two guide rails disposed on opposite sides of the elevator car and running the entire length of the elevator shaft, and it will be understood by those skilled in the art that any error or non-linearity of the guide rails causes the running elevator to sway or vibrate when passing through this non-linear portion. It is therefore necessary to test the flatness of the surface of the rail and after finishing the measurement the operator must determine which part along the rail is non-flat and try to reduce or eliminate this non-flatness. The guide rails are typically assembled from individual guide rail segments joined together end-to-end by overlapping fishplates and supported on the hoistway walls by mounting brackets. For non-planarity occurring at the segment joints, the worker may cushion the fishplate and re-lock or grind flat all protruding segment ends to smooth the transition between adjacent segments. For a single guide rail, when the non-flatness problem occurs, the guide rail needs to be reworked, and the flatness of the single guide rail needs to be ensured before installation, so that a guide rail flatness detector needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a guide rail roughness detector is used in elevator installation, this detector when detecting the guide rail segment, appear unevenness can be timely when the guide rail and report to the police through bee calling organ, and this detector can drive through electronic slip table and detect the gyro wheel removal moreover, and degree of automation is high, uses portably to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a guide rail flatness detector for elevator installation comprises a base platform and a detection roller, wherein the upper end of the base platform is provided with a groove, an electric sliding table is fixedly arranged in the groove, a supporting plate is fixedly welded at the upper end of the electric sliding table sliding platform, a transverse plate is fixedly welded at one side of the supporting plate, a through hole is arranged at the upper end of the transverse plate, an inserting column is inserted in the through hole in a sliding manner, one end of the insertion column is fixedly welded with a fixed plate, the detection roller is fixedly arranged at the lower end of the fixed plate, the outer wall of the inserting column is sleeved with a compression spring, one end of the compression spring is propped against the lower surface of the transverse plate, and the other end of the compression spring is abutted against the upper end of the fixed plate, the other end of the insertion column is fixedly welded with a limiting block, and two groups of pressing blocks for pressing the fixed guide rail are symmetrically arranged on the side wall of the base station.

Preferably, the both sides of diaphragm fixed welding respectively have first L shaped plate and second L shaped plate, fixed mounting respectively has first buzzer siren and second buzzer siren on the lateral wall of first L shaped plate and second L shaped plate.

Preferably, the upper end fixed mounting of diaphragm has the first micro-gap switch that is used for controlling the break-make of first buzzer siren circuit, first micro-gap switch is located the below of stopper, one side fixed welding of second L shaped plate has the mounting panel, the lower extreme fixed mounting of mounting panel has the second micro-gap switch that is used for controlling the break-make of second buzzer siren circuit, second micro-gap switch is located the stopper directly over.

Preferably, fixed welding has the L shape support column on the lateral wall of base station, the fixed welding of one side of L shape support column has the flat board, threaded hole is seted up to dull and stereotyped upper end, and the internal thread of screw hole installs the screw rod, the fixed welding of one end of screw rod has the briquetting that is used for compressing tightly fixed guide, and the other end of screw rod is provided with adjust knob.

Preferably, the electric sliding table is provided with a gear transmission type electric sliding table.

Preferably, the lower end of the base station is fixedly welded with four support legs, and the four support legs are symmetrically arranged.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cover is equipped with compression spring on the outer wall of plug-in connection post, and contradict the lower surface of diaphragm with one end of compression spring to and contradict the upper end of fixed plate with the other end of compression spring, when detecting, can ensure to detect the gyro wheel and hug closely on the surface of being detected guide rail segment, thereby has ensured the accuracy of detection to a certain extent;

2. the utility model discloses a first micro-gap switch setting that will control first buzzer siren circuit break-make is located the below of stopper to the second micro-gap switch setting that will control second buzzer siren circuit break-make is located the stopper directly over, has the unevenness when being detected the guide rail, and the fluctuation that detects the gyro wheel can drive the lift of stopper, thereby pushes down micro-gap switch and triggers buzzer warning.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic structural view of the base station of the present invention.

In the figure: 1. a base station; 2. a groove; 3. an electric sliding table; 4. a support plate; 5. a transverse plate; 6. a through hole; 7. inserting the column; 8. a fixing plate; 9. a compression spring; 10. briquetting; 11. a first L-shaped plate; 12. a second L-shaped plate; 13. a first buzzer alarm; 14. a second buzzer alarm; 15. a first microswitch; 16. mounting a plate; 17. a second microswitch; 18. a limiting block; 19. an L-shaped support column; 20. a flat plate; 21. a threaded hole; 22. a screw; 23. detecting a roller; 24. adjusting a knob; 25. and (7) supporting legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a guide rail flatness detector for elevator installation comprises a base 1 and a detection roller 23, wherein a groove 2 is formed in the upper end of the base 1, an electric sliding table 3 is fixedly installed inside the groove 2, the electric sliding table 3 is provided with a gear transmission type electric sliding table, a supporting plate 4 is fixedly welded at the upper end of a sliding platform of the electric sliding table 3, a transverse plate 5 is fixedly welded at one side of the supporting plate 4, a through hole 6 is formed in the upper end of the transverse plate 5, an inserting column 7 is inserted in the through hole 6 in a sliding mode, a fixing plate 8 is fixedly welded at one end of the inserting column 7, the detection roller 23 is fixedly installed at the lower end of the fixing plate 8, a compression spring 9 is sleeved on the outer wall of the inserting column 7, one end of the compression spring 9 is abutted against the lower surface of the transverse plate 5, the other end of the compression spring 9 is abutted against the upper end of the fixing plate 8, a limiting, a first buzzer alarm 13 and a second buzzer alarm 14 are fixedly mounted on the side walls of the first L-shaped plate 11 and the second L-shaped plate 12 respectively, a first micro switch 15 for controlling the on-off of the circuit of the first buzzer alarm 13 is fixedly mounted at the upper end of the transverse plate 5, the first micro switch 15 is positioned below the limiting block 18, a mounting plate 16 is fixedly welded at one side of the second L-shaped plate 12, a second micro switch 17 for controlling the on-off of the circuit of the second buzzer alarm 14 is fixedly mounted at the lower end of the mounting plate 16, and the second micro switch 17 is positioned right above the limiting block 18;

the symmetry is provided with two sets of briquetting 10 that are used for compressing tightly fixed guide rail on the lateral wall of base station 1, fixed welding has L shape support column 19 on the lateral wall of base station 1, one side fixed welding of L shape support column 19 has dull and stereotyped 20, threaded hole 21 is seted up to dull and stereotyped 20's upper end, and threaded hole 21's internal thread installs screw rod 22, the fixed welding of one end of screw rod 22 has briquetting 10 that is used for compressing tightly fixed guide rail, and screw rod 22's the other end is provided with adjust knob 24, the fixed welding of lower extreme of base station 1 has landing leg 25, landing.

The working principle is as follows: according to the detector, the compression spring 9 is sleeved on the outer wall of the insertion column 7, one end of the compression spring 9 abuts against the lower surface of the transverse plate 5, the other end of the compression spring 9 abuts against the upper end of the fixing plate 8, so that the detection roller can be ensured to be tightly attached to the surface of the detected guide rail section during detection, and the detection accuracy is ensured to a certain extent; the first microswitch 15 for controlling the on-off of the circuit of the first buzzer alarm 13 is arranged below the limiting block 18, and the second microswitch 17 for controlling the on-off of the circuit of the second buzzer alarm 14 is arranged right above the limiting block 18, so that when the detected guide rail is uneven, the fluctuation of the detection roller 23 can drive the limiting block 18 to ascend and descend, and the microswitch is pressed to trigger the buzzer to alarm.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an elevator installation is with guide rail roughness detector, includes base station (1) and detection gyro wheel (23), its characterized in that: the upper end of the base station (1) is provided with a groove (2), the interior of the groove (2) is fixedly provided with an electric sliding table (3), the upper end of the electric sliding table (3) is fixedly welded with a support plate (4), one side of the support plate (4) is fixedly welded with a transverse plate (5), the upper end of the transverse plate (5) is provided with a through hole (6), the interior of the through hole (6) is inserted with an inserting column (7) in a sliding way, one end of the inserting column (7) is fixedly welded with a fixed plate (8), the detection roller (23) is fixedly arranged at the lower end of the fixed plate (8), the outer wall of the inserting column (7) is sleeved with a compression spring (9), one end of the compression spring (9) is abutted against the lower surface of the transverse plate (5), the other end of the compression spring (9) is abutted against the upper end of the fixed plate (8), the other end, two groups of pressing blocks (10) used for pressing the fixed guide rail are symmetrically arranged on the side wall of the base station (1).

2. The guide rail flatness detector for elevator installation according to claim 1, wherein: the two sides of the transverse plate (5) are respectively fixedly welded with a first L-shaped plate (11) and a second L-shaped plate (12), and a first buzzer alarm (13) and a second buzzer alarm (14) are respectively and fixedly mounted on the side walls of the first L-shaped plate (11) and the second L-shaped plate (12).

3. The guide rail flatness detector for elevator installation according to claim 2, wherein: the upper end fixed mounting of diaphragm (5) has first micro-gap switch (15) that is used for controlling first buzzer siren (13) circuit break-make, first micro-gap switch (15) are located the below of stopper (18), one side fixed welding of second L shaped plate (12) has mounting panel (16), the lower extreme fixed mounting of mounting panel (16) has second micro-gap switch (17) that is used for controlling second buzzer siren (14) circuit break-make, second micro-gap switch (17) are located stopper (18) directly over.

4. The guide rail flatness detector for elevator installation according to claim 1, wherein: fixed welding has L shape support column (19) on the lateral wall of base station (1), the fixed welding in one side of L shape support column (19) has dull and stereotyped (20), screw hole (21) are seted up to the upper end of dull and stereotyped (20), and the internal thread of screw hole (21) installs screw rod (22), the fixed welding in one end of screw rod (22) has briquetting (10) that is used for compressing tightly fixed guide rail, and the other end of screw rod (22) is provided with adjust knob (24).

5. The guide rail flatness detector for elevator installation according to claim 1, wherein: the electric sliding table (3) is provided with a gear transmission type electric sliding table.

6. The guide rail flatness detector for elevator installation according to claim 1, wherein: the lower end of the base platform (1) is fixedly welded with supporting legs (25), and four groups of the supporting legs (25) are symmetrically arranged.