CN218024814U - Elevator driving sheave tachymeter mounting structure - Google Patents
Elevator driving sheave tachymeter mounting structure Download PDFInfo
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- CN218024814U CN218024814U CN202222461126.1U CN202222461126U CN218024814U CN 218024814 U CN218024814 U CN 218024814U CN 202222461126 U CN202222461126 U CN 202222461126U CN 218024814 U CN218024814 U CN 218024814U
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- tachometer
- velocity measuring
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Abstract
The utility model provides an elevator driving sheave tachymeter mounting structure belongs to elevator monitoring devices technical field. It has solved the not enough technical problem of current elevator speed sensor monitoring precision. This elevator driving sheave tachymeter mounting structure, tachymeter include the mount pad of two horizontal interval arrangements, and mounting structure is including being located two between the mount pad and two velocity measuring poles that parallel level arranged, velocity measuring pole all with two the mount pad is along this velocity measuring pole length direction sliding fit, the outside of velocity measuring pole is connected with the velocity measuring wheel that the outer fringe is used for leaning on with vertical elevator rope, the axial lead of velocity measuring wheel with the velocity measuring pole is perpendicular and set up along the horizontal direction, still be equipped with on the velocity measuring pole with the velocity measuring wheel links to each other and can monitor the tachometer of velocity measuring wheel rotational speed, two the velocity measuring wheel can arrange respectively in the both sides of vertical elevator rope and have the trend that sets up the opposite directions motion along the velocity measuring pole all the time. The utility model discloses can guarantee the higher precision of test speed result.
Description
Technical Field
The utility model belongs to the technical field of elevator monitoring devices, a elevator driving sheave tachymeter mounting structure is related to.
Background
The elevator can be divided into a hydraulic drive elevator, a forced drive elevator and a traction drive elevator according to different drive modes, wherein the traction drive elevator is an elevator widely applied in life, and the traction drive elevator realizes the drive effect by means of friction force between ropes and rope grooves of a traction wheel. The normal operation of the elevator is related to the life safety of passengers, so that the monitoring of the operation speed of the elevator is necessary.
The patent of grant bulletin No. CN214652807U discloses a speed sensor that elevator detected usefulness relates to the elevator technical field that tests the speed, including the tachometer wheel, the both sides of tachometer wheel are provided with the bracing piece, and the bottom of bracing piece all is provided with the support column, and the bottom of support column all is provided with the fixed plate, and the bottom of fixed plate is provided with the detector, and the inside of bracing piece is provided with the spring, and the both sides of bracing piece run through there is adjusting screw.
The speed measuring device is convenient to use, but the speed measuring wheel is difficult to keep stable and reliable contact due to the vibration effect after being contacted with the rotating wheel of the elevator, and meanwhile, if the rotating wheel slides with a rope, the speed of the elevator cannot be truly reflected, and the monitoring precision can be influenced.
Disclosure of Invention
The utility model discloses to the above-mentioned problem that prior art exists, provide an elevator driving sheave tachymeter mounting structure, the utility model aims to solve the technical problem that: the monitoring precision of the speed of the elevator traction rope is improved.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides an elevator driving sheave tachymeter mounting structure, its characterized in that, the tachymeter includes the mount pad of two horizontal interval arrangements, and mounting structure is including being located two tachometer poles that just parallel level arranged between the mount pad, the tachometer pole all with two the mount pad is along this tachometer pole length direction sliding fit, the outside of tachometer pole is connected with the tachometer wheel that the outer fringe is used for leaning on with vertical elevator rope, the axial lead of tachometer wheel with the tachometer pole is perpendicular and set up along the horizontal direction, still be equipped with on the tachometer pole with the tachometer wheel links to each other and can monitor the tachometer wheel rotational speed, two the tachometer wheel can arrange respectively in the both sides of vertical elevator rope and have the trend that sets up the direction relative motion along the tachometer pole throughout.
The elevator speed measurement device is characterized in that two horizontally spaced mounting seats are arranged, two speed measurement rods which are arranged in parallel and horizontally are arranged between the two mounting seats, the speed measurement rods are in sliding fit with the two mounting seats, speed measurement wheels with axis lines perpendicular to the speed measurement rods and arranged horizontally are arranged on the two speed measurement rods, a speed measurement motor is connected with the speed measurement wheels, the speed measurement motor is in the prior art, the connection mode of the speed measurement motor and the speed measurement wheels is also the conventional connection mode, the two speed measurement wheels have the trend of opposite movement along the arrangement direction of the speed measurement rods, the mounting seats can be fixedly arranged on parts on the periphery of a vertical elevator rope, the outer edges of the two speed measurement wheels are respectively pressed on the two sides of the elevator rope, the elevator rope is clamped and pre-tightened in the middle, vibration influence is reduced, the two speed measurement wheels can be fully contacted with the elevator rope to ensure stable formation of relative movement, the speed measurement accuracy is further improved, meanwhile, the two speed measurement motors can produce two detection results, screening or averaging can be carried out according to actual conditions, and the accuracy of the speed measurement results is ensured.
In the installation structure of the elevator traction sheave velocimeter, a pressure spring arranged along the length direction of the speed measuring rod is abutted between the end part of one end of the speed measuring rod and the installation seat, and the pressure springs on the two speed measuring rods are respectively abutted with different installation seats. Therefore, the movement trends of the two speed measuring rods in different directions are realized through the pressure spring, and the structure is more simplified and reliable.
In the installation structure of the elevator traction wheel velocimeter, an annular step surface is arranged on the periphery of one end of the speed measuring rod, the pressure spring is sleeved on the periphery of the speed measuring rod, one end of the pressure spring abuts against the annular step surface, one end of the speed measuring rod is inserted into the installation seat, and the other end of the pressure spring abuts against the surface of the installation seat. Therefore, the pressure spring obtains radial restraint of the speed measuring rod and axial restraint of the annular step surface, the acting force direction of the pressure spring can be ensured to be stable and reliable, the state stability of the speed measuring wheel is further ensured, and the speed measuring precision is ensured.
In the above-mentioned installation structure of the elevator traction sheave velocimeter, the tachometer bar is in positioning fit with the installation base along the circumferential direction of the tachometer bar. Can guarantee like this that the tachometer wheel can not produce around the tachometer pole and overturn and rock, and then make tachometer wheel and elevator rope steady contact, guarantee the precision of testing the speed.
In the above installation structure of the elevator traction sheave velocimeter, the outer circumferential surface of the tachometer wheel has an inwardly concave wheel groove. Therefore, the contact area between the speed measuring wheel and the elevator rope is increased, the reliability of relative motion is improved, and the speed measuring precision is ensured.
In the installation structure of the elevator traction sheave velocimeter, the two velocimetry wheels are vertically arranged in a staggered manner. Therefore, the two speed measuring wheels can be fully contacted with the elevator rope, the speed measuring interference caused by the contact of the two speed measuring wheels is avoided, and the speed measuring precision is ensured.
Compared with the prior art, the utility model has the advantages as follows:
the mounting base in the elevator traction wheel velocimeter mounting structure can be fixedly arranged on a part on the periphery of a vertical elevator rope, the outer edges of the two speed measuring wheels are respectively pressed on the two sides of the elevator rope, the elevator rope is clamped in the middle, the two speed measuring wheels can be fully contacted with the elevator rope, the stable formation of relative motion is guaranteed, the speed measuring accuracy is further improved, meanwhile, the two speed measuring motors can produce two detection results, the two detection results can be screened or averaged according to actual conditions, and the accuracy of the speed measuring results is guaranteed.
Drawings
Fig. 1 is a schematic top view of the present embodiment.
Fig. 2 is a schematic structural diagram of an application state of the present embodiment.
In the figure, 1, a mounting seat;
2. a tachometer bar; 21. an annular step surface;
3. a speed measuring wheel; 31. a wheel groove;
4. a speed measuring motor; 5. and (5) pressing a spring.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, the elevator traction sheave velocimeter mounting structure includes two strip-shaped mounting seats 1 which are horizontally spaced and arranged in parallel, two speed measuring rods 2 which are arranged in parallel and horizontally are arranged between the two mounting seats 1, the speed measuring rods 2 are in sliding fit with the two mounting seats 1 along the length direction of the speed measuring rods 2, the outer sides of the speed measuring rods 2 are connected with speed measuring wheels 3 of which the outer edges are used for abutting against a vertical elevator rope, the axial lead of the speed measuring wheels 3 is perpendicular to the speed measuring rods 2 and is arranged along the horizontal direction, the speed measuring rods 2 are further provided with speed measuring motors 4 which are connected with the speed measuring wheels 3 and can monitor the rotating speed of the speed measuring wheels 3, and the two speed measuring wheels 3 can be respectively arranged on two sides of the vertical elevator rope and always have the trend of moving in opposite directions along the setting direction of the speed measuring rods 2. The two installation seats 1 horizontally spaced are arranged, the two speed measuring rods 2 which are parallel and horizontally arranged are arranged between the two installation seats 1, the speed measuring rods 2 are in sliding fit with the two installation seats 1, the two speed measuring rods 2 are respectively provided with the speed measuring wheels 3 with axial leads perpendicular to the speed measuring rods 2 and horizontally arranged, the speed measuring motors 4 are connected with the speed measuring wheels 3, the speed measuring motors 4 are in the prior art and are also in the conventional connection mode with the speed measuring wheels 3, the two speed measuring wheels 3 have the trend of moving in opposite directions along the arrangement direction of the speed measuring rods 2, the installation seats 1 can be fixedly arranged on parts on the periphery of a vertical elevator rope, the outer edges of the two speed measuring wheels 3 are respectively pressed on the two sides of the elevator rope, the elevator rope is clamped and pre-tightened in the middle, the vibration influence is reduced, the two speed measuring wheels 3 can be fully contacted with the elevator rope, the stable formation of relative movement is guaranteed, the speed measurement accuracy is improved, and meanwhile, the two motors 4 can produce two detection results to be screened or averaged according to actual conditions, and the speed measurement accuracy of the results is guaranteed. The end part of one end of each speed measuring rod 2 is abutted against the installation seat 1 to form a pressure spring 5 arranged along the length direction of the speed measuring rod 2, and the pressure springs 5 on the two speed measuring rods 2 are respectively abutted against different installation seats 1. Therefore, the movement trends of the two speed measuring rods 2 in different directions are realized through the pressure spring 5, and the structure is more simplified and reliable. An annular step surface 21 is arranged on the periphery of one end of the speed measuring rod 2, the pressure spring 5 is sleeved on the periphery of the speed measuring rod 2, one end of the pressure spring 5 abuts against the annular step surface 21, one end of the speed measuring rod 2 is inserted into the installation seat 1, and the other end of the pressure spring 5 abuts against the surface of the installation seat 1. Therefore, the pressure spring 5 obtains the radial constraint of the speed measuring rod 2 and the axial constraint of the annular step surface 21, the acting force direction of the pressure spring 5 can be ensured to be stable and reliable, the state stability of the speed measuring wheel 3 is further ensured, and the speed measuring precision is ensured. The tachometer bar 2 is matched with the mounting base 1 in a positioning way along the circumferential direction of the tachometer bar 2, specifically, the mounting base 1 is provided with a square insertion hole (not shown), and the cross section of the tachometer bar 2 is square and is matched with the shape of the square insertion hole. Can guarantee like this that velocity measuring wheel 3 can not produce around velocity measuring pole 2 and overturn and rock, and then make velocity measuring wheel 3 and elevator rope steady contact, guarantee the precision that tests the speed. The outer peripheral surface of the tachometer wheel 3 has an inwardly concave wheel groove 31. This is favorable to increasing the area of contact of tachometer wheel 3 and elevator rope, promotes relative motion's reliability, guarantees the precision of testing the speed. The two speed measuring wheels 3 are vertically arranged in a staggered manner. Therefore, the two speed measuring wheels 3 can be fully contacted with the elevator rope, the speed measuring interference generated by the contact of the two speed measuring wheels 3 is avoided, and the speed measuring precision is ensured.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. The utility model provides an elevator driving sheave tachymeter mounting structure, its characterized in that, the tachymeter includes mount pad (1) that two horizontal interval arranged, mounting structure is including being located two between mount pad (1) and two tachometer poles (2) that parallel level arranged, tachometer pole (2) all with two mount pad (1) are along this tachometer pole (2) length direction sliding fit, the outside of tachometer pole (2) is connected with outer fringe and is used for the tachometer wheel (3) that support with vertical elevator rope and lean on, the axial lead of tachometer wheel (3) with tachometer pole (2) are perpendicular and set up along the horizontal direction, still be equipped with on tachometer pole (2) with tachometer wheel (3) link to each other and can monitor tachometer motor (4) of tachometer wheel (3) rotational speed, two tachometer wheel (3) can arrange respectively in the both sides of vertical elevator rope and have the trend that sets up the direction and move in opposite directions along tachometer pole (2) all the time.
2. The elevator traction sheave velocimeter mounting structure according to claim 1, wherein a compression spring (5) arranged along the length direction of the velocity measuring bar (2) is abutted between one end of the velocity measuring bar (2) and the mounting seat (1), and the compression springs (5) on the two velocity measuring bars (2) are abutted against different mounting seats (1) respectively.
3. The installation structure of the elevator traction sheave velocimeter according to claim 2, wherein an annular step surface (21) is arranged on the periphery of one end of the velocity measuring rod (2), the pressure spring (5) is sleeved on the periphery of the velocity measuring rod (2), one end of the pressure spring (5) abuts against the annular step surface (21), one end of the velocity measuring rod (2) is inserted into the installation seat (1), and the other end of the pressure spring (5) abuts against the surface of the installation seat (1).
4. Elevator traction sheave velocimeter mounting arrangement according to claim 1 or 2 or 3, characterised in that the tachometer bar (2) is in positioning engagement with the mounting seat (1) in the circumferential direction of the tachometer bar (2).
5. The elevator traction sheave tachymeter mounting structure according to claim 1, 2 or 3, wherein the peripheral surface of the tachometer wheel (3) has a concave sheave groove (31).
6. The installation structure of a tachometer for the traction sheave of an elevator according to claim 1, 2 or 3, wherein the two tachometers (3) are vertically displaced from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222461126.1U CN218024814U (en) | 2022-09-16 | 2022-09-16 | Elevator driving sheave tachymeter mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222461126.1U CN218024814U (en) | 2022-09-16 | 2022-09-16 | Elevator driving sheave tachymeter mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218024814U true CN218024814U (en) | 2022-12-13 |
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ID=84355747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222461126.1U Active CN218024814U (en) | 2022-09-16 | 2022-09-16 | Elevator driving sheave tachymeter mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218024814U (en) |
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2022
- 2022-09-16 CN CN202222461126.1U patent/CN218024814U/en active Active
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