CN217051187U - Liner for monitoring tension of steel wire rope of friction type elevator - Google Patents
Liner for monitoring tension of steel wire rope of friction type elevator Download PDFInfo
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- CN217051187U CN217051187U CN202123337791.1U CN202123337791U CN217051187U CN 217051187 U CN217051187 U CN 217051187U CN 202123337791 U CN202123337791 U CN 202123337791U CN 217051187 U CN217051187 U CN 217051187U
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Abstract
The utility model provides a be used for monitoring tensile liner of friction formula lifting machine wire rope, including friction liner, sensor and the controller that has display device, the recess is seted up to the friction liner bottom surface, install the mounting that is made by hard material in the recess, the axial link up on the mounting sets up the shoulder hole of the neighbouring recess tank bottom of main aspects, the sensor inlays the dress in the shoulder hole, and the one end of sensor is extended shoulder hole butt to the cylinder of friction formula lifting machine by the tip, loads the dish spring of multi-disc superpose between the other end of sensor and the tank bottom of recess, the sensor links to each other with the controller. Use the utility model discloses a liner, tension situation that can real-time supervision wire rope, sensitivity is high and use cost is low.
Description
Technical Field
The utility model belongs to the technical field of the liner that friction formula lifting machine field used and specifically relates to a tensile liner of wire rope that can real-time supervision lifting machine.
Background
The friction pad is a pad arranged on a friction wheel of the mining friction type hoister, is a very important part for driving a steel wire rope and hoisting a load by the friction type hoister, and bears the weight of all the steel wire ropes, the self weight of a container, the weight of a loaded object, the weight of a balance tail rope and various dynamic loads and impact loads during operation. The working capacity, the working efficiency and the like of the hoister can be directly influenced by the quality of the friction performance.
When the hoister works, if the load is unbalanced, the tension of some steel wire ropes is large, so that the friction liner is abraded, and therefore the friction liner is required to have enough compressive strength; and real-time knowledge of the tension of the steel rope on the friction pad is required to prevent slippage during the hoisting process.
Chinese utility model patent CN 211178823U discloses a liner tension monitoring devices's mounting structure, and it inlays at the bottom surface of liner body and buries a pressure sensor, through setting up pressure sensor in the laminating department on liner body and lifting machine cylinder surface, can further calculate the tension that wire rope received according to the pressure that the liner body received. Although the liner can achieve the purpose of monitoring the tension of the steel wire rope, the liner body is poor in pressure conduction performance due to the fact that the material of the liner body has certain softness, and the detection effect of the pressure sensor is seriously influenced; and because the contact surface of the liner and the roller is easy to rub and damage, the pressure sensor is easy to damage and needs to be replaced frequently, and the use cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main objective lies in providing a liner for monitoring friction formula lifting machine wire rope tension, can real-time supervision wire rope's tension situation, and sensitivity is high and use cost is low.
In order to achieve the purpose, the utility model adopts the technical proposal that:
a liner for monitoring the tension of steel cable of friction elevator is composed of friction liner, sensor and controller, the bottom surface of the friction lining is provided with a groove, a fixing piece made of hard material is arranged in the groove, a stepped hole with a big end corresponding to the bottom of the groove is axially arranged on the fixed part in a penetrating way, the sensor is embedded in the stepped hole, one end of the sensor extends out of the stepped hole from a small end to be abutted to a roller of the friction type elevator, a plurality of superposed disc springs are filled between the other end of the sensor and the bottom of the groove, the sensor is connected with the controller and can send the pressure value measured by the sensor to the controller, after the controller processes the pressure value, the tension data is converted into the tension data of the steel wire rope and displayed on a display screen, so that the tension data of the steel wire rope can be conveniently known by workers in real time and can be adjusted according to the tension data.
Wherein, the cover plate made of hard material is pressed at one end of the disc spring close to the bottom of the groove. Further, the top surface of the large end of the stepped hole of the fixing piece is provided with an installation groove for accommodating a cover plate, and the cover plate is connected with the fixing piece through a second fastening piece. Therefore, the disc spring is stressed uniformly, and the sensitivity is improved.
Wherein, still set up the spring ejector pin made by hard material in the shoulder hole. Furthermore, one end of the spring ejector rod is abutted to the sensor; the other end is provided with a boss for threading the disc spring. Therefore, the disc springs are coaxially and orderly arranged in a stacked mode, the pressure of conduction is balanced, the monitoring sensitivity is improved, and the accuracy of data is guaranteed.
Wherein the fixing member is connected to the friction pad by a first fastening member. Therefore, the fixing piece is fixedly arranged on the friction pad, so that the pressure condition borne by the friction pad can be sensitively monitored by the sensor, and the accuracy of data is ensured.
The further improvement is that the bottom surface of the friction lining is provided with a wire groove which is communicated with the groove and the side surface of the friction lining. Therefore, the connecting wire is prevented from being abraded, the conduction of the sensor is guaranteed, and the sensor can work normally.
Wherein, the hard materials for manufacturing the fixing piece, the cover plate and the spring ejector rod can be stainless steel or hard alloy. The material has enough hardness and abrasion resistance, effectively protects the sensor enclosed inside, prevents the sensor from being damaged by friction, and prolongs the service life of the sensor.
The beneficial effects of the utility model are that:
liner, tension that can real time monitoring wire rope, the pressure value of sensor is received to the controller, reflects wire rope tension data that receives after transforming out on the display screen, makes things convenient for the staff to know, when data is unreasonable, can in time adjust, guarantees that friction formula lifting machine can move smoothly.
The utility model discloses set up the mounting in friction lining, set up the sensor in the mounting simultaneously, compare the sensor setting in friction lining with traditional directness, the terminal surface through the mounting has increased the lifting surface area of sensor, has improved monitoring data's accuracy. Meanwhile, the fixing piece is made of a hard material, rigid packaging is formed around the sensor, the sensor can be better protected, the sensor can be prevented from being damaged when the friction liner is subjected to friction, normal work is guaranteed, and the service life is prolonged.
Set up the multi-disc dish spring between the tank bottom of sensor and recess, when the cylinder received very big pressure suddenly, can suitably play the buffering through the dish spring, the adjustment atress prevents that the sensor from taking place to damage under the condition of atress suddenly or receiving extreme pressure, increase of service life.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is an exploded perspective view of the gasket of the present invention;
FIG. 2 is an assembly view of the present invention;
fig. 3 is a cross-sectional view of the present invention after assembly.
Description of the reference numerals
1: a friction pad; 2: a sensor; 3: a fixing member; 4: a disc spring; 5: a spring ejector rod; 6: a cover plate; 7: a first fastener; 8: a wire slot; 9: a second fastener.
Detailed Description
The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the drawings in the embodiment of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1 to 3, a liner for monitoring tension of a steel wire rope of a friction type elevator according to the present invention mainly includes a friction liner 1, a sensor 2 and a controller (not shown). The controller does not need to be arranged on the friction wheel and can be located outside the friction type hoister, the controller can select commercially available products to achieve common functions such as data receiving, digital-to-analog conversion and data feedback, and the controller can be provided with a display device.
As shown in fig. 1-3, a groove is formed in the middle of the bottom surface of the friction pad 1, which is in contact with the roller, and is vertical to the bottom surface and is recessed inwards, and a sensor 2 is fixedly arranged in the groove. In the utility model discloses in, preferred recess degree of depth is seted up to the 1/3-1/2 position of friction lining 1 vertical height at least, not only can effectively protect sensor 2 this moment to can guarantee sensor 2's sensitivity. A wire groove 8 is further arranged on the bottom surface of the friction pad 1, and one end of the wire groove 8 is communicated with the groove; the other end extends transversely to either side of the friction pad 1. The wiring of the sensor 2 is pressed into the wiring groove 8, so that the wiring friction is prevented from being damaged.
As shown in fig. 3, a fixing member 3 is arranged in the groove, and the fixing member 3 is made of a hard material, preferably stainless steel, or other hard alloy may be selected. The sensor 2 is arranged in the fixing piece, the stainless steel material can form protection packaging for the sensor, meanwhile, the rigid material can better transfer the stress state of the friction liner, and the monitoring sensitivity and accuracy of the sensor 2 are improved. The structure of the fixing member 3 is shown in fig. 1 and 3, and the main body is a block-shaped structure in a convex shape. During installation, the middle of the bulge is arranged back to the groove bottom of the groove, through holes are formed in the two sides of the convex, and the fixing piece 3 is connected with the friction liner 1 through the first fastening piece 7 penetrating into the through holes. The utility model discloses well preferred through-hole is the screw hole, and first fastener 7 is countersunk screw.
The middle part of the fixing part 3 is axially provided with a stepped hole in a through mode, the large end of the stepped hole corresponds to the bottom of the groove, the small end of the stepped hole faces away from the bottom of the groove, and during installation, the large end is close to the bottom of the groove, and the small end is far away from the bottom of the groove. The sensor 2 is embedded in the stepped hole, and one end of the sensor extends out of the stepped hole from the small end to be abutted to a roller of the friction type hoister. And a disc spring 4 is filled between the other end of the sensor 2 and the bottom of the groove. The disc springs 4 are multiple, adjacent disc springs are attached to and overlapped to form a cylinder, and the central holes of the disc springs 4 are all sleeved on a spring ejector rod 5. The spring ejector rod 5 is of a circular boss structure, a circular base plate is attached to the end face of the sensor 2, and a boss penetrates through the disc spring 4. The spring ejector rod 5 is also made of hard materials such as stainless steel or hard alloy. One end of the disc spring 4, which is close to the bottom of the groove, is provided with a cover plate 6 made of hard materials such as stainless steel or hard alloy, the top surface of the large end of the stepped hole of the fixing piece 3 is provided with an installation groove for accommodating the cover plate 6, and the cover plate 6 is connected with the fixing piece 3 through a plurality of second fastening pieces 9. In the present invention, the second fastening member 9 is preferably a countersunk screw. The disc springs 4 are sleeved on the bosses of the spring ejector rods 5, the stacking height of the disc springs 4 is larger than the boss height in a normal state, and when the cover plate 6 is installed, the disc springs 4 are compressed, so that the cover plate 6, the disc springs 4, the spring ejector rods 5 and the sensors 2 fixed in the stepped holes of the fixing pieces 3 are all in a state of being compressed and abutted, the sensors are effectively fixed, and the sensitivity is improved.
The liner of the utility model is arranged on the roller of the hoister, can monitor pressure data in real time, can better protect the sensor, prevent the sensor from being damaged and prolong the service life; meanwhile, the sensitivity of the sensor is improved, and the accuracy of data is ensured.
The above description is only of the preferred embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Claims (8)
1. A liner for monitoring tension of a steel wire rope of a friction type hoister comprises a friction liner (1), a sensor (2) and a controller with a display device, and is characterized in that: a groove is formed in the bottom surface of the friction liner (1), a fixing piece (3) made of hard material is arranged in the groove, a stepped hole with a large end corresponding to the bottom of the groove is axially arranged on the fixing piece (3) in a penetrating manner, the sensor (2) is embedded in the stepped hole, one end of the sensor (2) extends out of the stepped hole from a small end to be abutted to a roller of the friction type elevator, a plurality of superposed disc springs (4) are filled between the other end of the sensor (2) and the bottom of the groove,
the sensor (2) is connected with the controller and sends the measured pressure value to the controller.
2. A pad for monitoring tension in a friction hoist steel cord as claimed in claim 1, wherein: and a cover plate (6) made of a hard material is pressed at one end of the disc spring (4) close to the bottom of the groove.
3. A pad for monitoring tension in a friction hoist rope according to claim 2, characterized by: the mounting groove that holds apron (6) is set up to the shoulder hole main aspects top surface of mounting (3), apron (6) link to each other with mounting (3) through second fastener (9).
4. A pad for monitoring tension in a friction hoist rope according to claim 1, characterized by: and a spring ejector rod (5) made of hard material is also arranged in the stepped hole.
5. A pad for monitoring tension in a friction hoist steel cord according to claim 4, characterized by: one end of the spring ejector rod (5) is connected to the sensor (2) in an abutting mode; the other end is provided with a lug boss for threading the disc spring (4).
6. A pad for monitoring tension in a friction hoist rope according to claim 1, characterized by: the fixing piece (3) is connected with the friction pad (1) through a first fastening piece (7).
7. A pad for monitoring tension in a friction hoist rope according to claim 1, characterized by: the bottom surface of the friction liner (1) is provided with a wire groove (8) which is communicated with the groove and the side surface of the friction liner (1).
8. A pad for monitoring tension in a friction hoist steel cord according to any one of claims 1 to 7, characterized in that: the hard material is stainless steel or hard alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123337791.1U CN217051187U (en) | 2021-12-28 | 2021-12-28 | Liner for monitoring tension of steel wire rope of friction type elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123337791.1U CN217051187U (en) | 2021-12-28 | 2021-12-28 | Liner for monitoring tension of steel wire rope of friction type elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217051187U true CN217051187U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123337791.1U Active CN217051187U (en) | 2021-12-28 | 2021-12-28 | Liner for monitoring tension of steel wire rope of friction type elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217051187U (en) |
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2021
- 2021-12-28 CN CN202123337791.1U patent/CN217051187U/en active Active
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