CN216283556U

CN216283556U - Height measuring sensor

Info

Publication number: CN216283556U
Application number: CN202122951991.XU
Authority: CN
Inventors: 洪凌海; 王琛; 李竹洋; 叶程远; 王少昭
Original assignee: Fnore High Tech Hydraulic Co ltd
Current assignee: Fnore High Tech Hydraulic Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-12
Anticipated expiration: 2031-11-29

Abstract

The utility model relates to the technical field of sensor installation, in particular to a height measuring sensor which comprises a detection mechanism, wherein the detection mechanism comprises a sensor body, a magnetic ring is connected to the sensor body in a sliding manner, two symmetrical clamping blocks are installed inside the magnetic ring, the clamping blocks are connected with the magnetic ring in a sliding manner through abutting springs, the clamping blocks extend to the outside of the magnetic ring, one sides of the two clamping blocks are provided with top grooves, the top grooves are of a triangular structure, two ejector rods are installed inside the magnetic ring and are connected with the magnetic ring in a sliding manner through reset springs, one ends of the ejector rods are communicated with the top grooves, a compression rod is installed on each ejector rod and is connected with the magnetic ring in a sliding manner, and a fixing mechanism is connected to the sensor body; can make things convenient for sensor and pneumatic cylinder internally mounted to the magnetic ring block that makes the sensor is stable firm, and convenient follow-up dismantlement reduces the maintenance cost.

Description

Height measuring sensor

Technical Field

The utility model relates to a sensor, in particular to a height measuring sensor, and belongs to the technical field of sensor installation.

Background

The sensor is a detection device which can sense the measured information and convert the sensed information into an electric signal or other information in a required form according to a certain rule to output so as to meet the requirements of information transmission, processing, storage, display, recording and control.

However, when the conventional height measuring sensor is installed on a hydraulic cylinder, fastening measures are lacked after the magnetic ring is clamped with the interior of the piston rod, the magnetic ring is prone to shaking and slipping, the maintenance is very complicated, the magnetic ring is inconvenient to disassemble, and the magnetic ring is prone to being abraded.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a height measuring sensor for solving the problems, which can facilitate the installation of the sensor and the inside of a hydraulic cylinder, ensure that a magnetic ring of the sensor is stably and firmly clamped, facilitate the subsequent disassembly and reduce the maintenance cost.

The utility model realizes the purpose through the following technical scheme, the height measuring sensor comprises a detection mechanism, the detection mechanism comprises a sensor body, a magnetic ring is connected to the sensor body in a sliding mode, two symmetrical clamping blocks are installed inside the magnetic ring and are connected with the magnetic ring in a sliding mode through abutting springs, the clamping blocks extend to the outside of the magnetic ring, one side of each clamping block is provided with a top groove, each top groove is of a triangular structure, two ejector rods are installed inside the magnetic ring and are connected with the magnetic ring in a sliding mode through reset springs, one end of each ejector rod is communicated with the top groove, a compression rod is installed on each ejector rod and is connected with the magnetic ring in a sliding mode, and a fixing mechanism is connected to the sensor body.

Preferably, the fixture block is of a trapezoidal structure, the ejector rod and the pressure rod are both of a T-shaped structure, and one end of the ejector rod is of a semicircular structure.

Preferably, the fixing mechanism comprises a hydraulic cylinder, the hydraulic cylinder is arranged outside the sensor body, the sensor body is clamped with the inner side of the hydraulic cylinder, and one end of the hydraulic cylinder is in threaded connection with the connecting seat.

Preferably, the lag is installed to the inside one end of pneumatic cylinder, sensor body one end is contradicted with the lag is inside, the sensor body runs through and extends to inside the pneumatic cylinder in the lag.

Preferably, a sealing gasket is installed on the inner side of one end of the hydraulic cylinder, the sealing gasket is of a circular ring-shaped structure, and one end of the connecting seat is abutted to the sealing gasket.

Preferably, the ejector block is installed to connecting seat one end, ejector block one end is through extrusion spring and the inside sliding connection of connecting seat, the ejector block other end is contradicted with sensor body one end.

Preferably, connecting seat internally mounted has blocked mechanical system, blocked mechanical system includes first pinion rack, the inboard sliding connection of connecting seat has the first pinion rack of two symmetries, the second pinion rack of loop configuration is installed to pneumatic cylinder one end inboard, two first pinion rack one side rotates respectively and is connected with the stripper bar, connecting seat internally mounted has the actuating lever, the actuating lever passes through compression spring and the inside sliding connection of connecting seat, two the stripper bar rotates respectively with the actuating lever both sides and is connected, the connecting block is installed to the actuating lever other end, the connecting block extends to connecting seat one end inboard, connecting block and connecting seat sliding connection.

Preferably, the driving rod is of a T-shaped structure, and an included angle between the extrusion rod and the inner side of the connecting block is 45 degrees.

Preferably, the connecting block is of a T-shaped structure, and one end of the connecting block is slidably connected with the inside of the driving rod through a plurality of buffer springs.

Preferably, the other end of the connecting block is rotatably connected with a pressing wheel, the diameter of the pressing wheel is smaller than that of the connecting block, and the pressing wheel is connected with the inner side of one end of the connecting seat in a sliding mode.

The utility model has the beneficial effects that: through the slip of magnetic ring and sensor body, thereby form the position signal, conveniently calculate the stroke, be favorable to monitoring hydraulic support swing height, through sensor body installation back, with the magnetic ring on the sensor body and the inside block of piston rod, make the magnetic ring firmly can not loosen at the inside block of piston rod under the effect of conflict spring and fixture block, make follow-up stroke detect conveniently, through pressing down the depression bar during dismantlement, make depression bar drive ejector pin extend to the inside of groove of top, and to the fixture block drive, make the fixture block break away from conflict spring slip and piston rod separation, conveniently dismantle the magnetic ring.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a connection structure of the sensor body, the hydraulic cylinder and the connecting base according to the present invention;

FIG. 3 is an enlarged view of the part A shown in FIG. 2;

FIG. 4 is a schematic view showing the internal structure of the connector block of the present invention;

FIG. 5 is a schematic view of a connection structure between a sensor body and a magnetic ring according to the present invention;

fig. 6 is an enlarged view of the portion D shown in fig. 5.

In the figure: 1. a detection mechanism; 101. a sensor body; 102. a magnetic ring; 103. a clamping block; 104. against the spring; 105. a pressure lever; 106. a return spring; 107. a top rod; 108. a top groove; 2. a fixing mechanism; 201. a hydraulic cylinder; 202. a connecting seat; 203. a protective sleeve; 204. a gasket; 205. a top block; 206. a compression spring; 3. a locking mechanism; 301. a drive rod; 302. a compression spring; 303. an extrusion stem; 304. a first toothed plate; 305. a second toothed plate; 306. a buffer spring; 307. connecting blocks; 308. and (4) pressing the wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the 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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the height measurement sensor includes a detection mechanism 1, the detection mechanism 1 includes a sensor body 101, the sensor body 101 is slidably connected to a magnetic ring 102, two symmetrical clamping blocks 103 are installed inside the magnetic ring 102, the clamping blocks 103 are slidably connected to the magnetic ring 102 through abutting springs 104, the clamping blocks 103 extend to the outside of the magnetic ring 102, one side of each of the two clamping blocks 103 is provided with a top groove 108, the top grooves 108 are in a triangular structure, two push rods 107 are installed inside the magnetic ring 102, the push rods 107 are slidably connected to the magnetic ring 102 through return springs 106, one end of each push rod 107 is communicated with the top groove 108, the push rods 107 are provided with a press rod 105, the press rod 105 is slidably connected to the magnetic ring 102, and the sensor body 101 is connected to a fixing mechanism 2.

As a technical optimization scheme of the utility model, the fixture block 103 is in a trapezoid structure, the ejector rod 107 and the pressure rod 105 are both in a T-shaped structure, and one end of the ejector rod 107 is in a semicircular structure, so that the fixture block 103 is conveniently clamped with a piston rod, the magnetic ring 102 is firmly mounted on the piston rod, and the fixture block 103 is conveniently driven and controlled, so that the magnetic ring 102 is conveniently taken out.

As a technical optimization scheme of the utility model, the fixing mechanism 2 comprises a hydraulic cylinder 201, the hydraulic cylinder 201 is arranged outside the sensor body 101, the sensor body 101 is clamped with the inner side of the hydraulic cylinder 201, one end of the hydraulic cylinder 201 is in threaded connection with a connecting seat 202, and the connecting seat 202 is detachably connected with the hydraulic cylinder 201, so that the sensor body 101 is conveniently installed inside the hydraulic cylinder 201.

As a technical optimization scheme of the utility model, a protective sleeve 203 is installed at one end inside the hydraulic cylinder 201, one end of the sensor body 101 abuts against the inside of the protective sleeve 203, the sensor body 101 penetrates through the protective sleeve 203 and extends into the hydraulic cylinder 201, the sensor body 101 is favorably and stably installed under the action of the protective sleeve 203, and the outer wall of the sensor body 101 is protected.

As a technical optimization scheme of the utility model, a sealing gasket 204 is installed on the inner side of one end of the hydraulic cylinder 201, the sealing gasket 204 is in a circular ring structure, and one end of the connecting seat 202 is abutted against the sealing gasket 204, so that the connecting seat 202 and the hydraulic cylinder 201 are better in sealing performance after being connected.

As a technical optimization scheme of the utility model, one end of the connecting seat 202 is provided with the top block 205, one end of the top block 205 is slidably connected with the inside of the connecting seat 202 through the extrusion spring 206, and the other end of the top block 205 abuts against one end of the sensor body 101, so that the sensor body 101 is firmly installed without loosening, and the sensor body 101 is prevented from being damaged by abutting.

As a technical optimization scheme of the present invention, a locking mechanism 3 is installed inside the connecting base 202, the locking mechanism 3 includes a first toothed plate 304, two symmetrical first toothed plates 304 are slidably connected to the inner side of the connecting base 202, a second toothed plate 305 having an annular structure is installed inside one end of the hydraulic cylinder 201, one side of each of the two first toothed plates 304 is rotatably connected to a corresponding one of a pressing rod 303, a driving rod 301 is installed inside the connecting base 202, the driving rod 301 is slidably connected to the inner side of the connecting base 202 through a compression spring 302, the two pressing rods 303 are rotatably connected to two sides of the driving rod 301, the other end of the driving rod 301 is installed with a connecting block 307, the connecting block 307 extends to the inner side of one end of the connecting base 202, the connecting block 307 is slidably connected to the connecting base 202, and after the connecting base 202 is connected to an external device, the external device can abut against the connecting block 307, the connecting block 307 pushes the driving rod 301 to break away from the action of the compression spring 302 to squeeze the two squeezing rods 303, so that the squeezing rods 303 drive the two first toothed plates 304 to abut against the second toothed plate 305, and thus the connecting seat 202 and the hydraulic cylinder 201 are firm and are not easy to loosen.

As a technical optimization scheme of the utility model, the driving rod 301 is of a T-shaped structure, and an included angle between the extrusion rod 303 and the inner side of the connecting block 307 is 45 degrees, so that the extrusion rod 303 can drive and control the first toothed plate 304 well, and the connecting seat 202 is convenient to mount and limit.

As a technical optimization scheme of the present invention, the connecting block 307 is a "T" shaped structure, and one end of the connecting block 307 is slidably connected to the inside of the driving rod 301 through a plurality of buffer springs 306, which is beneficial to the sliding between the connecting block 307 and the driving rod 301, so that after the first toothed plate 304 abuts against the second toothed plate 305, the connecting block 307 can also slide, which is convenient for the mounting of the connecting base 202 and external equipment.

As a technical optimization scheme of the utility model, the other end of the connecting block 307 is rotatably connected with a pressing wheel 308, the diameter of the pressing wheel 308 is smaller than that of the connecting block 307, the pressing wheel 308 is slidably connected with the inner side of one end of the connecting seat 202, external equipment can be favorably connected with the connecting seat 202 under the action of the pressing wheel 308, and the pressing wheel 308 and the connecting block 307 are smoothly driven.

When the utility model is used, firstly, the hydraulic cylinder 201 and the connecting seat 202 are connected with external equipment, so that the connecting block 307 drives the two extrusion rods 303 to drive the first toothed plate 304, the first toothed plate 304 is abutted against the second toothed plate 305, the connecting seat 202 and the hydraulic cylinder 201 are firmly connected and are not easy to loosen, through the removal of the connecting seat 202 and the external equipment, the connecting block 307 is reset under the action of the compression spring 302, so that the first toothed plate 304 is separated from the second toothed plate 305, the connecting seat 202 and the hydraulic cylinder 201 are convenient to rotationally disassemble and maintain, after the hydraulic cylinder 201 is disassembled from the connecting seat 202, the sensor body 101 is convenient to be inserted into the hydraulic cylinder 201, the magnetic ring 102 on the sensor body 101 is clamped with the interior of the piston rod, the magnetic ring 102 is firmly clamped in the interior of the piston rod without loosening under the action of the abutting spring 104 and the clamping block 103, and the subsequent stroke detection is convenient, the protection effect on the sensor body 101 is facilitated under the effect of the protection sleeve 203, the sealing effect is achieved under the effect of the sealing gasket 204, the pressing rod 105 is pressed during disassembly, the pressing rod 105 drives the ejector rod 107 to extend into the top groove 108, the fixture block 103 is driven, the fixture block 103 is enabled to break away from the sliding of the abutting spring 104 and the separation of the piston rod, and the magnetic ring 102 is conveniently disassembled.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Height finding sensor, including detection mechanism (1), its characterized in that: the detection mechanism (1) comprises a sensor body (101), a magnetic ring (102) is connected on the sensor body (101) in a sliding way, two symmetrical clamping blocks (103) are arranged in the magnetic ring (102), the clamping blocks (103) are in sliding connection with the magnetic ring (102) through abutting springs (104), the fixture blocks (103) extend to the outside of the magnetic ring (102), one side of each of the two fixture blocks (103) is provided with a top groove (108), the top groove (108) is of a triangular structure, two top rods (107) are arranged in the magnetic ring (102), the push rod (107) is connected with the magnetic ring (102) in a sliding way through a return spring (106), one end of the top rod (107) is communicated with the top groove (108), a pressure rod (105) is arranged on the top rod (107), the pressure lever (105) is connected with the magnetic ring (102) in a sliding mode, and the sensor body (101) is connected with the fixing mechanism (2).

2. The altimetric sensor of claim 1, wherein: the fixture block (103) is of a trapezoidal structure, the ejector rod (107) and the pressure rod (105) are both of a T-shaped structure, and one end of the ejector rod (107) is of a semicircular structure.

3. The altimetric sensor of claim 1, wherein: the fixing mechanism (2) comprises a hydraulic cylinder (201), the hydraulic cylinder (201) is arranged outside the sensor body (101), the sensor body (101) is clamped with the inner side of the hydraulic cylinder (201), and one end of the hydraulic cylinder (201) is in threaded connection with a connecting seat (202).

4. The altimetric sensor of claim 3, wherein: lag (203) are installed to the inside one end of pneumatic cylinder (201), sensor body (101) one end is inside contradicted with lag (203), sensor body (101) run through and extend to inside pneumatic cylinder (201) in lag (203).

5. The altimetric sensor of claim 3, wherein: pneumatic cylinder (201) one end inboard is installed sealed pad (204), sealed pad (204) are the annular structure, connecting seat (202) one end is contradicted with sealed pad (204).

6. The altimetric sensor of claim 3, wherein: ejector pad (205) is installed to connecting seat (202) one end, ejector pad (205) one end is through extrusion spring (206) and the inside sliding connection of connecting seat (202), ejector pad (205) other end is contradicted with sensor body (101) one end.

7. The altimetric sensor of claim 3, wherein: a locking mechanism (3) is arranged in the connecting seat (202), the locking mechanism (3) comprises a first toothed plate (304), two symmetrical first toothed plates (304) are connected to the inner side of the connecting seat (202) in a sliding manner, a second toothed plate (305) with an annular structure is arranged on the inner side of one end of the hydraulic cylinder (201), one side of each of the two first toothed plates (304) is respectively and rotatably connected with a squeezing rod (303), a driving rod (301) is arranged in the connecting seat (202), the driving rod (301) is connected with the inside of the connecting seat (202) in a sliding way through a compression spring (302), the two extrusion rods (303) are respectively connected with the two sides of the driving rod (301) in a rotating way, the other end of the driving rod (301) is provided with a connecting block (307), the connecting block (307) extends to the inner side of one end of the connecting seat (202), and the connecting block (307) is connected with the connecting seat (202) in a sliding mode.

8. The altimetric sensor of claim 7, wherein: the driving rod (301) is of a T-shaped structure, and an included angle between the extrusion rod (303) and the inner side of the connecting block (307) is 45 degrees.

9. The altimetric sensor of claim 7, wherein: the connecting block (307) is of a T-shaped structure, and one end of the connecting block (307) is connected with the inside of the driving rod (301) in a sliding mode through a plurality of buffer springs (306).

10. The altimetric sensor of claim 7, wherein: the other end of the connecting block (307) is rotatably connected with a pressing wheel (308), the diameter of the pressing wheel (308) is smaller than that of the connecting block (307), and the pressing wheel (308) is connected with the inner side of one end of the connecting seat (202) in a sliding mode.