Elevator traction sheave wear detection device

Abstract

The utility model provides an elevator traction wheel wear detection device, which relates to the field of elevator detection technology, and includes a detection frame; the top front end position of the detection frame is fixedly connected with a sliding frame, the top position of the sliding frame is fixedly connected with the bottom position of the transmission block, the front end position of the sliding frame is provided with a slide groove, and the transmission block is located in the slide groove of the sliding frame. When the inner positions of the three unidirectional parts are all in contact with the outer positions of the traction wheel, the scale values ​​​​protruding on both sides of the measuring frame below the sliding frame are checked to determine the current wear diameter distance of the traction wheel, and the wear rate of the traction wheel during use can be quickly determined to determine whether the traction wheel should be replaced. It solves the problem that when the existing wear detection of the traction wheel is performed, most of them only detect the degree of wear, which is not convenient for intuitively displaying the numerical value of the degree of wear of the traction wheel, and therefore the wear rate of the traction wheel during use cannot be determined.

Description

Technical Field

[0001] The utility model belongs to the technical field of elevator detection, and more specifically, particularly relates to an elevator traction wheel wear detection device. Background Art

[0002] The traction sheave is the rope pulley on the traction machine, also called the traction rope sheave or the driving rope sheave; it is the device for transmitting the traction power of the elevator, and it transmits power by the friction between the traction wire rope and the rope groove on the traction wheel rim.

[0003] Application No. CN202111467013.6 This application discloses an elevator traction wheel wear detection device in the field of elevator detection technology, including a workbench, a fixing mechanism and a detection mechanism, the fixing mechanism includes two vertical plates parallel to each other, the two vertical plates are fixed on the workbench, a motor is provided on the workbench, the output shaft of the motor passes through one of the vertical plates and is located between the two vertical plates, and a pin hole is provided on the other vertical plate, a pin shaft is detachably connected in the pin hole, and the pin shaft is rotatably connected to the vertical plate; the detection mechanism includes a base, the base is slidably connected to the workbench, a support plate is provided on the base, a plurality of display screens for displaying pressure values ​​are provided on the support plate, a plurality of detection parts for detecting the wear of the traction wheel are fixed on the support plate, the detection parts are all connected to the display screen electrical signal, and one detection part corresponds to one display screen, and each detection part corresponds to a slide groove of the traction wheel. This scheme is used to detect the wear of the elevator traction wheel.

[0004] Based on the search of the above patents and the application of existing elevator traction sheave wear detection, it is understood that when performing wear detection on the traction sheave, most of them only detect the degree of wear, which is not convenient for intuitively displaying the numerical value of the degree of wear of the traction sheave, and therefore it is impossible to determine the wear rate of the traction sheave during use. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an elevator traction sheave wear detection device to solve the problem that when performing wear detection on the traction sheave, most of the existing methods only detect the degree of wear, which is not convenient for intuitively displaying the numerical value of the degree of wear of the traction sheave, and therefore the wear rate of the traction sheave during use cannot be determined.

[0006] The purpose and effect of the elevator traction sheave wear detection device of the utility model are achieved by the following specific technical means:

[0007] An elevator traction wheel wear detection device comprises a detection frame; a sliding frame is fixedly connected to the top front end position of the detection frame, the top position of the sliding frame is fixedly connected to the bottom position of a transmission block, a sliding groove is provided at the front end position of the sliding frame, the transmission block is located in the sliding groove of the sliding frame, a penetrating threaded hole is provided in the middle position of the transmission block, a transmission screw is rotatably connected in the threaded hole of the transmission block, a handle is provided at the top position of the transmission screw, the transmission screw is located in the inner middle position of the sliding frame, and a detection platform is fixedly connected to the top rear end position of the detection frame.

[0008] According to an embodiment of the utility model, a measuring frame is slidably connected in the slide groove of the sliding frame, a through hole is opened at the top position of the measuring frame, the bottom position of the transmission screw is rotatably connected in the through hole of the measuring frame, and scale values ​​are set on both sides of the measuring frame.

[0009] According to an embodiment of the utility model, a rack is provided at the left inner side of the measuring frame, and the lower front end of the sliding frame is rotatably connected to the middle front end of the transmission rod.

[0010] According to one embodiment of the utility model, a gear is provided at the front end position of the transmission rod, and a bevel gear is provided at the rear end position of the transmission rod. The front end gear of the transmission rod is located inside the measuring frame, and the front end gear of the transmission rod meshes with the rack position of the measuring frame.

[0011] According to one embodiment of the utility model, the bevel gear position at the rear end of the transmission rod is inserted into the internal position of the detection platform, the internal position of the detection platform is rotatably connected with a gear ring frame, the front end position of the bottom of the gear ring frame is meshed with the bevel gear position of the transmission rod, and a spiral groove is opened at the top position of the gear ring frame.

[0012] According to one embodiment of the utility model, three slide grooves are provided at the top of the detection platform, and the three slide grooves are distributed in a Y shape. A same-direction member is slidably connected in each of the three slide grooves of the detection platform. An arc groove is provided at the bottom of each same-direction member. The bottoms of the three same-direction members are engaged with the spiral groove of the gear ring frame, and a fitting plate is fixedly connected to the outer side of each same-direction member.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] Place the traction wheel on the top of the test bench so that the traction wheel is located on the inner side of the three fitting plates. Next, rotate the transmission screw, which drives the measuring frame to slide downward through the threaded hole of the transmission block. At this time, the internal rack of the measuring frame engages the front gear of the transmission rod to drive the transmission rod to rotate, and the bevel gear at the rear end of the transmission rod will drive the gear ring frame to rotate. When the gear ring frame rotates, the three unidirectional parts will approach their opposite positions until the inner sides of the three unidirectional parts fit the circumferential surface of the traction wheel respectively, and the traction wheel is clamped and limited to prevent the traction wheel from falling.

[0015] When the inner positions of the three unidirectional parts are in contact with the outer positions of the traction wheel, check the scale values ​​on both sides of the measuring frame below the sliding frame to determine the current wear diameter distance of the traction wheel. This can quickly determine the wear rate of the traction wheel during use and determine whether to replace the traction wheel. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a schematic diagram of the expanded top view of the elevator traction sheave wear detection device.

[0017] Figure 2 The utility model is a schematic diagram of the side structure of the elevator traction sheave wear detection device.

[0018] Figure 3 The utility model is a schematic diagram of the storage side structure of the elevator traction sheave wear detection device.

[0019] Figure 4 The utility model is a half-section left-side structural schematic diagram of an elevator traction sheave wear detection device.

[0020] Figure 5 The utility model Figure 4 Schematic diagram of the local enlarged structure at point A in the middle.

[0021] Figure 6 The utility model is a half-section side view structural schematic diagram of an elevator traction sheave wear detection device.

[0022] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0023] 1. Inspection frame; 101. Sliding frame; 102. Transmission block; 103. Transmission screw; 104. Measuring frame; 105. Transmission rod; 2. Inspection table; 201. Gear ring frame; 202. Coaxial parts; 203. Lamination plate. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Unless otherwise defined, the technical terms or scientific terms used herein shall have the usual meanings understood by ordinary technicians in the field to which the utility model belongs. Similar words such as "one", "an" or "the" used in the patent application specification and claims of the utility model do not indicate a quantitative limitation, but indicate the existence of at least one. Similar words such as "include" or "comprise" mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents. Similar words such as "connect" or "connected" are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0026] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0027] Embodiment 1:

[0028] As attached Figure 1 To Attachment Figure 6 As shown:

[0029] The utility model provides an elevator traction wheel wear detection device, comprising a detection frame 1; a sliding frame 101 is fixedly connected to the top front end position of the detection frame 1, the top position of the sliding frame 101 is fixedly connected to the bottom position of a transmission block 102, a sliding groove is provided at the front end position of the sliding frame 101, the transmission block 102 is located in the sliding groove of the sliding frame 101, a threaded hole is provided at the middle position of the transmission block 102, a transmission screw 103 is rotatably connected in the threaded hole of the transmission block 102, and a handle is provided at the top position of the transmission screw 103. The transmission screw 103 is located in the middle position of the inner side of the sliding frame 101, and the top rear end position of the detection frame 1 is fixedly connected with the detection platform 2. Three sliding grooves are opened at the top position of the detection platform 2, and the three sliding grooves are distributed in a Y shape. A unidirectional member 202 is slidably connected in the three sliding grooves of the detection platform 2 respectively, and an arc groove is opened at the bottom position of each unidirectional member 202. The bottom positions of the three unidirectional members 202 are all meshed with the spiral groove of the gear ring frame 201, and a fitting plate 203 is fixedly connected to the outer position of each unidirectional member 202.

[0030] Among them, a measuring frame 104 is slidably connected in the sliding groove of the sliding frame 101, a through hole is opened at the top position of the measuring frame 104, the bottom position of the transmission screw 103 is rotatably connected in the through hole of the measuring frame 104, scale values ​​are set at the two sides of the measuring frame 104, a rack is set at the inner left position of the measuring frame 104, the front end lower position of the sliding frame 101 is rotatably connected with the middle front end position of the transmission rod 105, the front end position of the transmission rod 105 is set with a gear, and the rear end position of the transmission rod 105 is set with a bevel gear, the front end gear of the transmission rod 105 is located in the internal position of the measuring frame 104, and the front end gear of the transmission rod 105 meshes with the rack position of the measuring frame 104, and the bevel gear position at the rear end position of the transmission rod 105 is inserted in the internal position of the detection platform 2, and the internal position of the detection platform 2 is rotatably connected with the gear ring frame 201, the bottom front end position of the gear ring frame 201 meshes with the bevel gear position of the transmission rod 105, and a spiral groove is opened at the top position of the gear ring frame 201.

[0031] When using:

[0032] The traction wheel is placed on the top of the testing platform 2 so that the traction wheel is located at the inner side of the three fitting plates 203. Next, the transmission screw 103 is rotated. The transmission screw 103 drives the measuring frame 104 to slide downward through the threaded hole of the transmission block 102. At this time, the internal rack of the measuring frame 104 engages with the front end gear of the transmission rod 105 to drive the transmission rod 105 to rotate. The bevel gear at the rear end of the transmission rod 105 will drive the gear ring frame 201 to rotate. When the gear ring frame 201 rotates, the three unidirectional members 202 will approach the opposite positions until the inner sides of the three unidirectional members 202 are respectively fitted with the circumferential surface of the traction wheel, and the traction wheel is clamped and limited to prevent the traction wheel from falling.

[0033] Embodiment 2:

[0034] When the inner positions of the three in-direction members 202 are all in contact with the outer positions of the traction wheel, the scale values ​​​​protruding on both sides of the measuring frame 104 below the sliding frame 101 are checked to determine the current wear diameter distance of the traction wheel, which can quickly determine the wear rate of the traction wheel during use and determine whether to replace the traction wheel.

[0035] Although the present application has been described with reference to the above-mentioned embodiments, it will be appreciated by those skilled in the art that various changes may be made without departing from the concept and scope of the present application as defined by the appended claims. Although this specification contains many specific implementation details, these should not be interpreted as limitations on the scope of the present application, but as descriptions of features directed to specific embodiments. The scope of the present application is defined by the appended claims and their equivalents, and is not limited to the embodiments described above.

Claims

1. An elevator traction sheave wear detection device, characterized in that: The invention comprises a detection frame (1); a sliding frame (101) is fixedly connected to the top front position of the detection frame (1); the top position of the sliding frame (101) is fixedly connected to the bottom position of a transmission block (102); a sliding groove is provided at the front position of the sliding frame (101); the transmission block (102) is located in the sliding groove of the sliding frame (101); a threaded hole is provided in the middle position of the transmission block (102); a transmission screw (103) is rotatably connected in the threaded hole of the transmission block (102); a handle is provided at the top position of the transmission screw (103); the transmission screw (103) is located in the middle position of the inner side of the sliding frame (101); and a detection platform (2) is fixedly connected to the top rear position of the detection frame (1).

2. An elevator traction sheave wear detection device as claimed in claim 1, characterized in that: A measuring frame (104) is slidably connected in the sliding groove of the sliding frame (101), a through hole is provided at the top of the measuring frame (104), a bottom of the driving screw (103) is rotatably connected in the through hole of the measuring frame (104), and scale values ​​are provided at both sides of the measuring frame (104).

3. An elevator traction sheave wear detection device as claimed in claim 2, characterized in that: A rack is provided at the left inner side of the measuring frame (104), and the lower front end of the sliding frame (101) is rotatably connected to the middle front end of the transmission rod (105).

4. An elevator traction sheave wear detection device as claimed in claim 3, characterized in that: A gear is provided at the front end of the transmission rod (105), and a bevel gear is provided at the rear end of the transmission rod (105); the front end gear of the transmission rod (105) is located inside the measuring frame (104), and the front end gear of the transmission rod (105) meshes with the rack position of the measuring frame (104).

5. An elevator traction sheave wear detection device as claimed in claim 4, characterized in that: The bevel gear position at the rear end of the transmission rod (105) is inserted into the internal position of the detection platform (2), and the internal position of the detection platform (2) is rotatably connected with a gear ring frame (201), the front end position of the bottom of the gear ring frame (201) is meshed with the bevel gear position of the transmission rod (105), and the top position of the gear ring frame (201) is provided with a spiral groove.

6. An elevator traction sheave wear detection device as claimed in claim 1, characterized in that: The top of the detection platform (2) is provided with three slide grooves, and the three slide grooves are distributed in a Y shape. A unidirectional member (202) is slidably connected in each of the three slide grooves of the detection platform (2). An arc groove is provided at the bottom of each unidirectional member (202). The bottoms of the three unidirectional members (202) are all meshed with the spiral groove of the gear ring frame (201), and a fitting plate (203) is fixedly connected to the outer side of each unidirectional member (202).

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