Platform lifting displacement sensor convenient to install

Abstract

The utility model relates to the technical field of sensors, and discloses a platform lifting displacement sensor convenient to install, which comprises a cylinder barrel, the inner wall of the cylinder barrel is connected with an oil cylinder rod in a sliding manner, the outer wall of the cylinder barrel is provided with an installation assembly, the installation assembly comprises a moving ring, the inner side of the moving ring is movably sleeved on the surface of the cylinder barrel, and the oil cylinder rod is arranged on the inner side of the moving ring. And a connecting rod is hinged to the outer side of the moving ring, a moving sleeve is hinged to the end of the connecting rod, a positioning plate 401 is fixedly connected to the outer wall of the cylinder barrel, and a limiting plate is fixedly connected to the outer side of the positioning plate 401. According to the utility model, through the installation assembly, the insertion rods can be simply pushed, and bolts do not need to be screwed one by one; during disassembly, the moving ring is shifted, operation can be completed through several steps, complex tools are not needed, time is greatly saved, the moving ring and a small number of components move cooperatively, the structure is simplified, the fault risk is reduced, and the stability of the installed oil cylinder is improved through magnetic connection of the inserting rod and the inserting groove.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor technical field especially, it relates to a platform lifting displacement sensor of convenient installation. BACKGROUND

[0002] The platform lifting displacement sensor of convenient installation is a kind of equipment for accurately monitoring displacement change in platform lifting process, with the convenient installation characteristics simultaneously.It can be quickly and stably installed on various platforms by ingenious structure design, provides efficient and reliable support for the acquisition of platform displacement data.

[0003] In the traditional platform lifting displacement sensor installation technology, usually adopt threaded connection mode.For example, the cylinder of installing platform lifting displacement sensor, first need to accurately determine the mounting point of cylinder ear seat in installation position, then cylinder ear seat is fixed by using bolt through the threaded hole in four corners.In the installation of cylinder, cylinder and cylinder ear seat need to be aligned, then bolt is passed through the corresponding threaded hole of cylinder and cylinder ear seat one by one, and every bolt is tightened in turn using wrench or other tools, to ensure that cylinder is firmly installed on cylinder ear seat.In disassembly, the operation is contrary, every bolt is loosened and disassembled in turn using wrench or other tools, to remove cylinder from cylinder ear seat.

[0004] First, the installation and disassembly process is extremely tedious, in installation, the operation step of screwing bolt one by one is more and time-consuming, especially in the case of needing to install multiple sensors, time cost increases greatly, in the long-term use process, due to the vibration of platform and other factors, threaded connection is prone to loosening phenomenon, which not only may lead to inaccurate sensor displacement monitoring, but also may cause safety hazard.Therefore, a kind of platform lifting displacement sensor of convenient installation is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a kind of platform lifting displacement sensor of convenient installation, aims at improving the problems, such as the installation of platform lifting displacement sensor in prior art is complicated, maintenance cost is high.

[0006] In order to realize the above purpose, the utility model adopts the following technical scheme: a kind of platform lifting displacement sensor of convenient installation, including cylinder, the inner wall of cylinder is slidably connected with oil cylinder rod, the outer wall of cylinder is provided with mounting assembly;

[0007] The mounting assembly comprises a moving ring, the inner side of the moving ring is movably sleeved on the surface of a cylinder barrel, the outer side of the moving ring is hingedly connected with a connecting rod, the end of the connecting rod is hingedly connected with a moving sleeve, the outer wall of the cylinder barrel is fixedly connected with a positioning plate, the outer side of the positioning plate is fixedly connected with a limiting plate, the outer side of the limiting plate is movably penetrated and connected with a plug rod, the end of the plug rod is movably penetrated and connected with the outer side of the positioning plate, the surface of the plug rod is sleeved with a spring, and the moving sleeve is fixedly sleeved on the surface of the plug rod.

[0008] As a further description of the above technical scheme: the end of the oil cylinder rod is fixedly connected with a magnetic ring, the end of the cylinder barrel is fixedly connected with an oil cylinder end cover, the end face of the oil cylinder end cover is fixedly connected with a displacement sensor, and the displacement sensor is arranged in cooperation with the magnetic ring.

[0009] As a further description of the above technical scheme: one end of the spring is fixedly connected with the inner side of the limiting plate, and the other end of the spring is fixedly connected with the end face of the moving sleeve.

[0010] As a further description of the above technical scheme: the inner side of the positioning plate is provided with a cylinder ear seat, both sides of the cylinder ear seat are respectively provided with an insertion slot, and the end of the plug rod is inserted with the inner wall of the insertion slot.

[0011] As a further description of the above technical scheme: the inner wall of the insertion slot is fixedly connected with a magnetite A, the end of the plug rod is fixedly connected with a magnetite B, and the magnetite A and the magnetite B are magnetically connected.

[0012] As a further description of the above technical scheme: the positioning plate and the limiting plate are both in the shape of "L", and the inner side of the positioning plate is in contact with the outer side of the cylinder ear seat.

[0013] As a further description of the above technical scheme: the cylinder ear seat is in the shape of "U", and threaded holes are formed at four corners of the cylinder ear seat.

[0014] The utility model has the advantages of the following beneficial effects:

[0015] 1、The utility model discloses a mounting assembly, simple push plug rod can be, need not twist bolt one by one, when disassembling, move the ring, and several steps operation can be completed, need not complex tool, greatly save time, through the coordinated movement of a small number of components such as moving ring, the structure is simple, reduces the failure risk, and the magnetic connection of plug rod and insertion slot improves the stability of oil cylinder after installation.

[0016] 2、The utility model discloses a mounting assembly, simple push plug rod can be, need not twist bolt one by one, when disassembling, move the ring, and several steps operation can be completed, need not complex tool, greatly save time, through the coordinated movement of a small number of components such as moving ring, the structure is simple, reduces the failure risk, and the magnetic connection of plug rod and insertion slot improves the stability of oil cylinder after installation. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A front view of the platform lifting displacement sensor convenient to install according to the present application;

[0018] Figure 2 A structure schematic view of the mounting assembly of the platform lifting displacement sensor convenient to install according to the present application;

[0019] Figure 3 A parts schematic view of the cylinder ear seat of the platform lifting displacement sensor convenient to install according to the present application.

[0020] LEGEND:

[0021] 1, cylinder; 2, oil cylinder rod; 3, displacement sensor; 4, mounting assembly; 401, positioning plate 401; 402, limiting plate; 403, moving sleeve; 404, insertion rod; 405, spring; 406, moving ring; 407, connecting rod; 408, insertion slot; 5, cylinder ear seat; 6, oil cylinder end cover; 7, magnetic ring; 8, threaded hole. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] REFERENCE Figure 1 , Figure 2The utility model provides a kind of platform lifting displacement sensor 3 of convenient installation, including cylinder 1, cylinder 1 is as main structural component, and the space of oil cylinder stem 2 etc.

[0024] Refer to Figure 1 Figure 3 The outside of positioning plate 401 is fixedly connected with limiting plate 402, limiting plate 402 limits the movement range of insertion rod 404, and simultaneously provides fixed point for spring 405, the outside of limiting plate 402 is movably penetrated with insertion rod 404, insertion rod 404 can be active in limiting plate 402, and the connection and disassembly of cylinder 1 and cylinder lug seat 5 are realized by inserting and pulling out insertion slot 408, the end of insertion rod 404 is movably penetrated with the outside of positioning plate 401, insertion rod 404 penetrates positioning plate 401, so that insertion rod 404 can be connected with insertion slot 408 on cylinder lug seat 5, installation is fixed, the surface of insertion rod 404 is sleeved with spring 405, spring 405 provides elastic force for insertion rod 404, so that it can keep the state of insertion into insertion slot 408 when not subjected to external force, guarantee the stability of connection, mobile sleeve 403 is fixedly sleeved on the surface of insertion rod 404, so that insertion rod 404 can be synchronously moved when mobile sleeve 403 is pushed, one end of spring 405 is fixedly connected with the inside of limiting plate 402, this end of spring 405 is fixed on limiting plate 402, ensure that spring 405 can provide stable elastic force when working, the other end of spring 405 is fixedly connected with the end surface of mobile sleeve 403, spring 405 is connected with mobile sleeve 403, and the movement of mobile sleeve 403 is used to compress or stretch spring 405, realize the movement control of insertion rod 404, the inside of positioning plate 401 is provided with cylinder lug seat 5, and cylinder lug seat 5 is used to connect with external structure.

[0025] ​With reference to Figure 3 , the cylinder ear seat 5 is in the shape of "U", which is convenient for connection and installation with other structures, and can better adapt to the installation requirements of the cylinder 1 and related parts. Threaded holes 8 are formed at the four corners of the cylinder ear seat 5, which are used to firmly fix the cylinder ear seat 5 on other structures through bolts to ensure the stability of installation. Insert slots 408 are formed at the two sides of the cylinder ear seat 5, which are used to cooperate with the insertion rods 404 to realize the quick connection and disassembly of the cylinder 1 and the cylinder ear seat 5, facilitating installation and maintenance. The end of the insertion rod 404 is inserted with the inner wall of the insertion slot 408. Through this insertion mode, the mechanical connection of the cylinder 1 and the cylinder ear seat 5 is realized, so that the cylinder 1 can be stably installed on the cylinder ear seat 5. The positioning plate 401 and the limiting plate 402 are both in the shape of "L".

[0026] With reference to Figure 2 , Figure 3 , the "L" shape design helps the positioning plate 401 and the limiting plate 402 to better play the role of limiting and supporting during installation. The inner side of the positioning plate 401 is in contact with the outer side of the cylinder ear seat 5, which ensures that the positioning plate 401 can position the installation position of the cylinder ear seat 5. The inner wall of the insertion slot 408 is fixedly connected with a magnetite A, which cooperates with a magnetite B at the end of the insertion rod 404 to enhance the stability of the connection between the insertion rod 404 and the insertion slot 408, preventing the insertion rod 404 from loosening accidentally. The end of the insertion rod 404 is fixedly connected with a magnetite B, which magnetically connects with the magnetite A, further improving the reliability of the connection between the insertion rod 404 and the insertion slot 408, ensuring the firmness of the installation. The magnetite A and the magnetite B are magnetically connected, which increases the stability of the connection on the basis of mechanical insertion, ensuring the reliability of the entire device during work.

[0027] With reference to Figure 1 , the end of the oil cylinder rod 2 is fixedly connected with a magnetic ring 7, which cooperates with the displacement sensor 3 to generate an induction signal, so that the displacement sensor 3 can accurately measure the displacement of the oil cylinder rod 2, and then obtain the lifting displacement data of the platform. The end of the cylinder 1 is fixedly connected with an oil cylinder end cover 6, which is used to close the end of the cylinder 1 and protect the internal structure, while providing an installation position for the displacement sensor 3 and other components. The end surface of the oil cylinder end cover 6 is fixedly connected with the displacement sensor 3, which is installed on the oil cylinder end cover 6 and can accurately sense the position change of the magnetic ring 7, thereby accurately measuring the lifting displacement of the platform. The displacement sensor 3 is arranged in cooperation with the magnetic ring 7, and the two work together to realize accurate monitoring and data output of the lifting displacement of the platform by sensing the displacement of the magnetic ring 7, meeting the needs of monitoring the lifting displacement of the platform.

[0028] Working principle: first, prepare the tools required for installation, such as wrench, etc., then the cylinder ear seat 5 through its four corners of the threaded hole 8, using the appropriate bolt with threaded connection is fixed installed in the connecting plate of the moving platform, ensure that the cylinder ear seat 5 installation firm, its position should ensure that the subsequent installation of cylinder 1 and the moving platform parallel.

[0029] The inner wall of the cylinder 1 and the oil cylinder rod 2 are connected in sliding mode, and then the oil cylinder end cover 6 is fixedly connected to the end of the cylinder 1, then the magnetic ring 7 is fixedly installed at the end of the oil cylinder rod 2, and the displacement sensor 3 is fixedly installed on the end face of the oil cylinder end cover 6. It should be noted that the displacement sensor 3 needs to be matched with the magnetic ring 7 to ensure that the displacement can be accurately sensed.

[0030] The moving ring 406 is movably sleeved on the surface of the cylinder 1, then one end of the connecting rod 407 is hingedly connected to the outside of the moving ring 406, and the other end is hingedly connected to the moving sleeve 403, the positioning plate 401 is fixedly connected to the outer wall of the cylinder 1, and the limiting plate 402 is fixedly connected to the outside of the positioning plate 401. At this time, the plug rod 404 is movably inserted through the limiting plate 402 and the positioning plate 401, the spring 405 is sleeved on the surface of the plug rod 404, one end of the spring 405 is fixedly connected to the inside of the limiting plate 402, and the other end is fixedly connected to the end face of the moving sleeve 403.

[0031] The cylinder 1 is moved together with the installation assembly 4 to the cylinder ear seat 5, so that the inside of the positioning plate 401 contacts the outside of the cylinder ear seat 5. Push the plug rod 404, so that the end of the plug rod 404 is inserted into the slot 408 formed on both sides of the cylinder ear seat 5. Since the inner wall of the slot 408 is fixedly provided with a magnetite A, and the end of the plug rod 404 is fixedly provided with a magnetite B, the two will be magnetically connected, further ensuring the stability of the connection between the plug rod 404 and the slot 408. At this time, the entire oil cylinder device is installed on the outside of the platform, and the installation process is completed.

[0032] When the moving platform moves up and down, the cylinder ear seat 5 fixedly connected with the platform will drive the cylinder 1 to move up and down synchronously. Since the oil cylinder rod 2 remains stationary relative to the platform through the magnetic ring 7 and other structures, the displacement sensor 3 installed on the oil cylinder end cover 6 will move with the movement of the cylinder 1. The displacement sensor 3 works in cooperation with the magnetic ring 7 to accurately control and obtain the movement data of the platform through the movement of the sensor, thereby realizing the monitoring and feedback of the lifting displacement of the platform.

[0033] The moving ring 406 is moved on the surface of the cylinder 1, the two ends of the connecting rod 407 are rotated around the hinge, the connecting rod 407 pushes the moving sleeve 403 and the inserting rod 404 to slide on the inner wall of the positioning plate 401 and the limiting plate 402 respectively in the rotating process, the end surface of the moving sleeve 403 is in contact with the end part of the spring 405, the moving sleeve 403 extrudes the spring 405, the spring 405 is contracted, the inserting rod 404 is separated from the inserting slot 408 on the cylinder ear seat 5 gradually with the movement of the moving sleeve 403, the magnet B on the end part of the inserting rod 404 is separated from the magnet A on the inner wall of the inserting slot 408, the cylinder 1 can be disassembled from the cylinder ear seat 5 when the inserting rod 404 is completely separated from the inserting slot 408, the whole disassembling process is completed, and the subsequent operations such as inspection, maintenance or replacement of each part can be carried out.

[0034] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A conveniently installed platform lifting displacement sensor (3), comprising a cylinder (1), characterized in that: The cylinder (1) is slidably connected to the inner wall of the cylinder (1), and the outer wall of the cylinder (1) is provided with an installation assembly (4); The mounting assembly (4) includes a movable ring (406), the inner side of which is movably sleeved on the surface of the cylinder (1), a connecting rod (407) is hinged to the outer side of the movable ring (406), a movable sleeve (403) is hinged to the end of the connecting rod (407), a positioning plate (401) is fixedly connected to the outer wall of the cylinder (1), a limiting plate (402) is fixedly connected to the outer side of the positioning plate (401), an insert rod (404) is movably connected to the outer side of the limiting plate (402), the end of the insert rod (404) movably passes through the outer side of the positioning plate (401), a spring (405) is sleeved on the surface of the insert rod (404), and the movable sleeve (403) is fixedly sleeved on the surface of the insert rod (404).

2. The platform lifting displacement sensor (3) that is easy to install according to claim 1, characterized in that: A magnetic ring (7) is fixedly connected to the end of the cylinder rod (2), and a cylinder end cap (6) is fixedly connected to the end of the cylinder barrel (1). A displacement sensor (3) is fixedly connected to the end face of the cylinder end cap (6), and the displacement sensor (3) is configured in conjunction with the magnetic ring (7).

3. The platform lifting displacement sensor (3) that is easy to install according to claim 1, characterized in that: One end of the spring (405) is fixedly connected to the inner side of the limiting plate (402), and the other end of the spring (405) is fixedly connected to the end face of the movable sleeve (403).

4. The platform lifting displacement sensor (3) that is easy to install according to claim 1, characterized in that: The positioning plate (401) has a cylinder lug seat (5) on its inner side. The cylinder lug seat (5) has slots (408) on both sides. The end of the insertion rod (404) is inserted into the inner wall of the slot (408).

5. The platform lifting displacement sensor (3) that is easy to install according to claim 4, characterized in that: A magnet A is fixedly connected to the inner wall of the slot (408), and a magnet B is fixedly connected to the end of the insertion rod (404). The magnet A and the magnet B are magnetically connected.

6. The platform lifting displacement sensor (3) that is easy to install according to claim 1, characterized in that: Both the positioning plate (401) and the limiting plate (402) are L-shaped, and the inner side of the positioning plate (401) is in contact with the outer side of the cylinder lug (5).

7. A conveniently installed platform lifting displacement sensor (3) according to claim 4, characterized in that: The cylinder lug (5) is U-shaped, and threaded holes (8) are provided at the four corners of the cylinder lug (5).

Images