CN216144827U

CN216144827U - Laser on-line measuring object linear velocity device suitable for industrial environment

Info

Publication number: CN216144827U
Application number: CN202121818654.7U
Authority: CN
Inventors: 苏文华; 苏文斌; 林龙洲; 张静
Original assignee: Fujian Zhongke Qianyuan Information Technology Co ltd
Current assignee: Fujian Zhongke Qianyuan Information Technology Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-03-29
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses a laser online object linear velocity measuring device suitable for industrial environment, which comprises a tachometer body, an upper cover body and a lower cover body, wherein the upper cover body and the lower cover body are used for coating the tachometer body, the mutually close sides of the upper cover body and the lower cover body are respectively provided with a placing groove for clamping the tachometer body, the two sides of the upper cover body are symmetrically provided with an upper side plate, the two sides of the lower cover body and the corresponding part of the upper side plate are symmetrically provided with a lower side plate, the upper side plate extends towards one side of the lower side plate and is provided with a butt joint rod, the lower side plate is provided with a butt joint groove for clamping the butt joint plate, all fixing pieces used for locking the butt joint rod are arranged in the lower side plate, the lower side plate is also provided with an unlocking piece used for driving the fixing pieces to be separated from the locking butt joint rod, and one sides of the upper cover body and the lower cover body, which are positioned at a detection head, are detachably connected with a sleeve And some dust affects the tachometer.

Description

Laser on-line measuring object linear velocity device suitable for industrial environment

Technical Field

The utility model relates to the field of laser tachometers, in particular to a device for measuring the linear velocity of an object on line by laser, which is suitable for industrial environment.

Background

The laser tachometer uses a laser as a light source, a laser beam is irradiated to a high-sensitivity detector, periodic shielding is caused by rotation in a light path, and the high and low levels output by a photoelectric detector correspond to the rotation speed. High-precision time frequency reference is allocated for the obtained high and low level time sequence signals, the information of the angular speed and the linear speed of the rotary motion can be demodulated, the information is displayed through software, and relevant data is stored.

The existing contact type laser tachometer with the bulletin number of CN210323060U comprises a tachometer body, wherein one end of the tachometer body is rotatably connected with a detection rod, one end of the detection rod is provided with an installation pipe, the installation pipe is provided with a detection head, one end of the detection head is slidably connected into the installation pipe, the installation pipe is provided with the detection head through one end of the detection rod, the detection head is installed on the installation pipe, the installation pipe to be detected is clamped in the detection head, the detection head is clamped in the installation pipe through a connecting mechanism, and through the arrangement, the contact type laser tachometer is simple in structure and convenient to operate, an operator can conveniently replace the detection head according to the size of the detection rod, and the replacement of the detection head is facilitated.

The existing solutions described above have the following problems: however, the laser tachometer belongs to precise electronic equipment, and when the laser tachometer is used in an industrial environment, the laser tachometer is directly exposed and used under the influence of a severe environment, such as the influence of chemicals such as strong acid or strong alkali, and the precision of measurement data is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a laser online object linear velocity measuring device suitable for industrial environment, so as to solve the technical problem.

In order to achieve the purpose, the utility model provides the following technical scheme: a laser online measurement object linear velocity device suitable for industrial environment comprises a tachometer body, wherein a detection rod is rotatably connected to one end of the tachometer body, an installation pipe is installed on the detection rod, a detection head is installed on the installation pipe, the device further comprises an upper cover body and a lower cover body for coating the tachometer body, a frame-shaped groove is formed in the lower cover body, a sealing strip for clamping the frame-shaped groove is arranged on the upper cover body, placing grooves for clamping the tachometer body are formed in one side, close to each other, of the upper cover body and the lower cover, extrusion rubber is arranged on the side wall of the placing grooves, upper side plates are symmetrically arranged on two sides of the upper cover body, lower side plates are symmetrically arranged at the positions, corresponding to the upper side plates, of two sides of the lower cover body, butt joint rods extend towards one side of the lower side plates, butt joint grooves for clamping the butt joint plates are formed in the lower side plates, and fixing pieces for locking the butt joint rods are arranged in the lower side plates, an unlocking piece for driving the fixing piece to be separated from the locking butt joint rod is further arranged on the lower side plate, and the sleeve is detachably connected to one side, located on the detection head, of the upper cover body and the lower cover body.

Preferably, the surface of the upper cover body is provided with a transparent observation window and a rubber key, the transparent observation window is correspondingly arranged at the corresponding position of the display screen of the tachometer body, and the rubber key is arranged at the position corresponding to the key of the tachometer body.

Preferably, the butt joint pole is provided with a jack, the lower side plate is provided with an inserted link in a sliding manner, the inserted link is provided with a lug for clamping the jack, the lug is provided with an inclined plane towards one side of the opening of the butt joint groove, and the lower side plate is also provided with an elastic part for driving the inserted link to be inserted into the butt joint groove.

Preferably, a sliding groove for sliding connection of the insertion rod is formed in the lower side plate, the elastic piece comprises a spring arranged on the inner wall of one side, away from the butt joint groove, of the sliding groove, and the other end of the spring is fixed on the insertion rod.

Preferably, the unlocking piece comprises a screw rod which is connected with the lower side plate in a threaded manner and is far away from one side of the upper side plate, a screw hole for screw rod screw connection is formed in the lower side plate, the screw hole is communicated with the sliding groove, an unlocking groove is formed in one side, close to the screw rod, of the inserted rod, an unlocking inclined plane is arranged on one side of the unlocking groove, and the unlocking inclined plane is opposite to the bolt.

Preferably, one side of the upper cover body, which is relatively close to the lower cover body, is provided with a half screw hole, and the two half screw holes are spliced to form a full screw hole for connecting the sleeve by screw threads.

Preferably, the inner wall of the opening at the outer end of the sleeve is provided with dustproof rubber, and the dustproof rubber is composed of a plurality of triangular rubbers arranged along the peripheral side.

Compared with the prior art, the utility model has the beneficial effects that:

the upper cover body and the lower cover body are arranged and matched with the frame grooves and the sealing strips on the upper cover body and the lower cover body, so that the tachometer body is conveniently coated, and the tachometer body is prevented from being directly contacted with an industrial environment, so that the tachometer body is well protected, and the influence of the industrial environment on the accuracy of data when the tachometer body measures the linear speed is reduced; through setting up the sleeve pipe and set up dustproof rubber on the sleeve pipe, can avoid the dust to get into this internally of measuring apparatu, and do not influence the article that awaits measuring and detect the head and be connected.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the whole of the present embodiment;

FIG. 2 is an exploded view of the whole of the present embodiment;

FIG. 3 is a schematic cross-sectional view of the highlighted docking bar of the present embodiment;

FIG. 4 is a schematic view showing the salient triangular rubber of the present embodiment.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a tachometer body; 2. a detection lever; 3. installing a pipe; 4. a detection head; 5. an upper cover body; 6. a lower cover body; 7. a frame-shaped groove; 8. a sealing strip; 9. a placement groove; 10. an upper side plate; 11. a lower side plate; 12. a docking rod; 13. a butt joint groove; 14. a sleeve; 15. an observation window; 16. a rubber key; 17. a jack; 18. inserting a rod; 19. a chute; 20. a spring; 21. a screw; 22. unlocking the groove; 23. a triangular rubber; 24. and (4) a bump.

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. 1-4, the present invention provides a technical solution: a laser online object linear velocity measuring device suitable for industrial environment comprises a tachometer body 1, a detection rod 2 is rotatably connected on one end of the tachometer body 1, an installation tube 3 is installed on the detection rod 2, a detection head 4 is installed on the installation tube 3, an upper cover body 5 and a lower cover body 6 for coating the tachometer body 1 are further included, a frame-shaped groove 7 is formed in the lower cover body 6, a sealing strip 8 for clamping the frame-shaped groove 7 is arranged on the upper cover body 5, a placing groove 9 for clamping the tachometer body 1 is arranged on one side of the upper cover body 5 close to the lower cover, extrusion rubber is arranged on the side wall of the placing groove 9, upper side plates 10 are symmetrically arranged on two sides of the upper cover body 5, lower side plates 11 are symmetrically arranged at the positions of two sides of the lower cover body 6 corresponding to the upper side plates 10, a butt joint rod 12 extends towards one side of the lower side plates 11 on the upper side plates 10, a butt joint groove 13 for clamping the butt joint plates is formed in the lower side plates 11, all the fixing parts used for locking the butt-joint rod 12 are arranged in the lower side plate 11, an unlocking part used for driving the fixing parts to be separated from the locking butt-joint rod 12 is further arranged on the lower side plate 11, and the sleeve 14 is detachably connected to one side, located on the detection head 4, of the upper cover body 5 and one side, located on the lower cover body 6, of the lower cover body.

Specifically, the surface of the upper cover body 5 is provided with a transparent observation window 15 and a rubber key 16, the transparent observation window 15 is correspondingly arranged at the corresponding position of the display screen of the tachometer body 1, and the rubber key 16 is arranged at the corresponding position of the tachometer body 1, so that the tachometer body 1 can be covered by the upper cover body 5 and the lower cover body 6 to observe data on the tachometer body 1 and set parameters of the tachometer body 1.

Specifically, a jack 17 is formed in the butt joint rod 12, the inserting rod 18 is slidably arranged in the lower side plate 11, a protruding block 24 used for being clamped into the jack 17 is arranged on the inserting rod 18, an inclined surface is arranged on one side, facing the opening of the butt joint groove 13, of the protruding block 24, an elastic piece used for driving the inserting rod 18 to be inserted into the butt joint groove 13 is further arranged in the lower side plate 11, and when the butt joint rod 12 is inserted into the butt joint groove 13, the inclined surfaces of the protruding block 24 abut against each other to push the inserting rod 18 to slide.

Specifically, a sliding groove 19 for the sliding connection of the insertion rod 18 is formed in the lower side plate 11, the elastic member includes a spring 20 disposed on an inner wall of one side of the sliding groove 19 far away from the butt-joint groove 13, and the other end of the spring 20 is fixed on the insertion rod 18.

Specifically, the unlocking piece includes threaded connection in the lower side plate 11 and keeps away from the screw rod 21 of one side of the upper side plate 10, be equipped with the screw that supplies the screw rod 21 spiro union on the lower side plate 11, the screw is linked together with spout 19, the unlocking groove 22 has been seted up to one side that inserted bar 18 is close to screw rod 21, one side of unlocking groove 22 is equipped with the unblock inclined plane, the unblock inclined plane sets up with the bolt relatively, through this mode, when lid 5 and lower lid 6 are dismantled to needs, only need rotate the bolt, make bolt and unblock inclined plane offset, drive inserted bar 18 slides and breaks away from the locking to connecting rod 12, can part lid 5 and lower lid 6.

Specifically, half screw holes are formed in one side, close to the lower cover body 6, of the upper cover body 5, full screw holes for threaded connection of the sleeve 14 are formed after the two half screw holes are spliced, and the detection head 4 can be protected to a certain extent while the object to be detected is mounted on the detection head 4.

Specifically, the inner wall of the opening at the outer end of the sleeve 14 is provided with dustproof rubber which is composed of a plurality of triangular rubbers 23 arranged along the peripheral side and can prevent dust from entering the tachometer body 1; it should be noted that: one end of the triangular rubber 23 is fixed on the inner wall of the sleeve 14, and the other end faces the axis of the sleeve 14, so that the dustproof rubber has elasticity, and an object to be detected can be conveniently inserted into the detection head 4 to be connected with the object to be detected.

One specific application example of this embodiment is:

when the device is used, the back of a tachometer body 1 is clamped on a lower cover body 6 through a placing groove 9, (the tachometer body 1 can be tightly extruded by extrusion rubber in the placing groove 9 of the lower cover body 6 to form a certain fastening force), an upper cover body 5 is clamped into butt joint grooves 13 on lower side plates 11 on two sides of the lower cover body 6 through butt joint rods 12 on upper side plates 10 on two sides, during butt joint, the butt joint rods 12 abut against lugs 24 of insertion rods 18 and drive the insertion rods 18 to compress springs 20 so as to integrally slide into sliding grooves 19, when the lugs 24 oppose the insertion holes 17 on the butt joint rods 12, the lugs 24 are inserted into the insertion holes 17 under the elasticity of the springs 20, so that the butt joint rods 12 are fixed, and then the full screw holes formed by splicing the upper cover body 5 and the lower cover body 6 are connected through a sleeve 14 in a screwed mode. When an object to be detected needs to be connected with the detection head 4, the object to be detected only needs to be inserted into the sleeve 14 and pushed to enable the triangular rubber 23 to deform inwards; when the upper cover body 5 and the lower cover body 6 need to be disassembled, the bolt is only required to be rotated to be abutted against the unlocking inclined plane, the insertion rod 18 is driven to slide towards one side far away from the butt joint rod 12 until the convex block 24 is separated from the insertion hole 17, and the upper cover body 5 and the lower cover body 6 can be disassembled.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides a laser on-line measuring object linear velocity device suitable for industrial environment, includes tachometer body (1) rotate in tachometer body (1) one end and be connected with test bar (2) install installation pipe (3) on test bar (2), install on installation pipe (3) and detect head (4), its characterized in that: the rotating speed instrument comprises a rotating speed instrument body (1) and is characterized by further comprising an upper cover body (5) and a lower cover body (6) which are used for coating the rotating speed instrument body (1), wherein a frame-shaped groove (7) is formed in the lower cover body (6), sealing strips (8) used for clamping the frame-shaped groove (7) are arranged on the upper cover body (5), a placing groove (9) for clamping the rotating speed instrument body (1) is formed in one side of the upper cover body (5) close to the lower cover, extrusion rubber is arranged on the side wall of the placing groove (9), upper side plates (10) are symmetrically arranged on two sides of the upper cover body (5), lower side plates (11) are symmetrically arranged on two sides of the lower cover body (6) corresponding to the upper side plates (10), butt-joint rods (12) extend from one side of the upper side plates (10) to one side of the lower side plates (11), butt-joint grooves (13) used for clamping the butt-joint plates are formed in the lower side plates (11), and all fixing pieces used for locking the butt-joint rods (12) are arranged in the lower side plates (11), an unlocking piece for driving the fixing piece to be separated from the locking butt joint rod (12) is further arranged on the lower side plate (11), and a sleeve (14) is detachably connected to one side, located on the detection head (4), of the upper cover body (5) and one side, located on the lower cover body (6).

2. The device for on-line measuring the linear velocity of the object by the laser suitable for the industrial environment according to claim 1, is characterized in that: go up lid (5) surface and be equipped with transparent observation window (15) and rubber button (16), transparent observation window (15) correspond set up in tachometer body (1) display screen department of correspondence, rubber button (16) correspond tachometer body (1) button department sets up.

3. The device for on-line measuring the linear velocity of the object by the laser suitable for the industrial environment according to claim 1, is characterized in that: the butt joint device is characterized in that a jack (17) is formed in the butt joint rod (12), an inserting rod (18) is arranged in the lower side plate (11) in a sliding mode, a protruding block (24) used for being clamped into the jack (17) is arranged on the inserting rod (18), an inclined plane is arranged on one side, facing the opening of the butt joint groove (13), of the protruding block (24), and an elastic piece used for driving the inserting rod (18) to be inserted into the butt joint groove (13) is further arranged in the lower side plate (11).

4. The device for on-line measuring the linear velocity of the object by the laser suitable for the industrial environment according to claim 3, is characterized in that: the lower side plate (11) is internally provided with a sliding groove (19) for the insertion rod (18) to be in sliding connection, the elastic piece comprises a spring (20) arranged on the inner wall of one side, far away from the butt joint groove (13), of the sliding groove (19), and the other end of the spring (20) is fixed on the insertion rod (18).

5. The device for on-line measuring the linear velocity of the object by the laser suitable for the industrial environment according to claim 4, is characterized in that: unlocking piece includes that threaded connection keeps away from in lower plate (11) screw rod (21) of one side of epipleural (10) are equipped with the screw that supplies screw rod (21) spiro union on lower plate (11), the screw is linked together with spout (19), unlocking groove (22) have been seted up to inserted bar (18) one side that is close to screw rod (21), one side of unlocking groove (22) is equipped with the unblock inclined plane, the unblock inclined plane with screw rod (21) set up relatively.

6. The device for on-line measuring the linear velocity of the object by the laser suitable for the industrial environment according to claim 1, is characterized in that: and one side of the upper cover body (5) close to the lower cover body (6) relatively is provided with a half screw hole, and the two half screw holes are spliced to form a full screw hole for connecting the sleeve (14) through threads.

7. The device for on-line measuring the linear velocity of the object by the laser suitable for the industrial environment according to claim 6, is characterized in that: be equipped with dustproof rubber on sleeve pipe (14) outer end opening inner wall, dustproof rubber comprises along a plurality of triangle rubber (23) of week side setting.