CN216425480U

CN216425480U - Protection device for tachometer

Info

Publication number: CN216425480U
Application number: CN202122812985.6U
Authority: CN
Inventors: 左成业; 舒金
Original assignee: Chenyu Safety Technology Group Co ltd
Current assignee: Chenyu Safety Technology Group Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-03
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a protection device for tachometer, including shell and fixture, the fixedly connected with fixed block on the inner wall of shell, first cavity has been seted up in the fixed block, sliding connection has the slide in the first cavity, the lower terminal surface symmetry of slide is rotated and is connected with two connecting rods. The utility model discloses, through splint, the cooperation setting of horizontal pole and second spring, can play the fixed effect of centre gripping to the tachometer body, when the device received the collision, the elasticity that the second spring can produce can play the effect of buffering to the tachometer body on the horizontal direction, then through the slide, the cooperation setting of connecting rod and push rod, can compress first spring, the elasticity that first spring produced can play the effect of buffering to the tachometer body in vertical direction, prevent that the tachometer body from leading to the device internals to damage because of violent vibrations, and then improved the life of tachometer body.

Description

Protection device for tachometer

Technical Field

The utility model relates to a tachometer technical field especially relates to a protection device for tachometer.

Background

The tachometer is one of the necessary instruments in the mechanical industry and is used for measuring the rotating speed, linear speed or frequency of a motor. Pointer indication conforms to the traditional visual habit and is convenient for computer remote processing and networking requirements, so that a digital stepping motor instrument is the development trend of modern automobile instruments and motorcycle instruments, and a stepping motor of the Switec company is widely applied to various automobiles, motorcycles and engineering machinery instruments at home and abroad.

The tachometer exposes when using among the prior art in the external world, lacks the protection device to the tachometer, and during the use, the tachometer can receive the collision often, leads to the inside part of tachometer to damage because of violent vibrations easily, and then has shortened the life of tachometer.

In view of the above problems, we propose a protection device for a tachometer.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art "tachometer exposes in the prior art when using in the external world, lacks the protection device to the tachometer, and during the use, the tachometer can receive the collision often, leads to the inside part of tachometer to damage because of violent vibrations easily, and then has shortened the defect of the life of tachometer" to propose a protection device for the tachometer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a protection device for a revolution meter comprises a shell and a clamping mechanism, wherein a fixed block is fixedly connected to the inner wall of the shell, a first cavity is formed in the fixed block, a sliding plate is connected in the first cavity in a sliding manner, two connecting rods are symmetrically and rotatably connected to the lower end face of the sliding plate, a first sliding block is rotatably connected to the other end of each connecting rod, two grooves are symmetrically formed in the inner wall of the first cavity, each first sliding block is connected in the groove in a sliding manner, push rods are fixedly connected to opposite sides of the two first sliding blocks, a second cavity is formed in the fixed block, opposite ends of the two push rods penetrate through the second cavity and are fixedly connected with a push plate, a first spring is sleeved on each push rod, a pressing block is fixedly connected to the upper end face of the sliding plate, and the upper end face of the pressing block penetrates through the first cavity and is fixedly connected with a mounting plate, the mounting groove has been seted up to the up end of mounting panel, be provided with the tachometer body in the mounting groove, two fixed slots have been seted up to the up end symmetry of mounting panel.

Preferably, fixture includes two second sliders, every the equal sliding connection of second slider is in the fixed slot, every the equal fixedly connected with montant of up end of second slider, two the equal fixedly connected with horizontal pole of one side that the montant is relative, every the equal fixedly connected with splint of the other end of horizontal pole, every the opposite side of splint all supports on the lateral wall of tachometer body.

Preferably, two equal fixedly connected with second spring in one side that the second slider carried on the back mutually, every the equal fixed connection of the other end of second spring is on the inner wall of fixed slot.

Preferably, two equal sliding connection of push rod is in the inner wall of fixed block, two equal sliding connection of push pedal is on the inner wall of second cavity.

Preferably, the pressing block is slidably connected to the inner wall of the fixing block, and two ends of the first springs are fixedly connected to the side wall of the pushing plate and the inner wall of the second cavity respectively.

Preferably, a switch door is arranged on the side wall of the shell, and two handles are symmetrically and fixedly connected to the side wall of the switch door.

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

through splint, the cooperation setting of horizontal pole and second spring, can play the fixed effect of centre gripping to the tachometer body, when the device received the collision, the elasticity that the second spring can produce can play the effect of buffering to the tachometer body in the horizontal direction, then through the slide, the cooperation setting of connecting rod and push rod, can compress first spring, the elasticity that first spring produced can play the effect of buffering to the tachometer body in vertical direction, prevent that the tachometer body from leading to device internals to damage because of violent vibrations, and then improved the life of tachometer body.

Drawings

Fig. 1 is a schematic front perspective view of a protection device for a tachometer according to the present invention;

fig. 2 is a schematic front sectional structural view of a protection device for a tachometer according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 2 according to the present invention.

In the figure: the device comprises a shell 1, a fixed block 2, a sliding plate 3, a connecting rod 4, a first sliding block 5, a push rod 6, a push plate 7, a first spring 8, a pressing block 9, a mounting plate 10, a tachometer body 11, a second sliding block 12, a second spring 13, a vertical rod 14, a cross rod 15 and a clamping plate 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a protection device for a tachometer comprises a housing 1 and a clamping mechanism, wherein a fixed block 2 is fixedly connected to the inner wall of the housing 1, a first cavity is formed in the fixed block 2, a sliding plate 3 is slidably connected in the first cavity, two connecting rods 4 are symmetrically and rotatably connected to the lower end surface of the sliding plate 3, a first slider 5 is rotatably connected to the other end of each connecting rod 4, two grooves are symmetrically formed in the inner wall of the first cavity, each first slider 5 is slidably connected in the groove, push rods 6 are fixedly connected to the opposite sides of the two first sliders 5, a second cavity is formed in the fixed block 2, the opposite ends of the two push rods 6 penetrate through the second cavity and are fixedly connected with a push plate 7, a first spring 8 is sleeved on each push rod 6, a pressing block 9 is fixedly connected to the upper end surface of the sliding plate 3, and an installation plate 10 is fixedly connected to the upper end surface of the pressing block 9, mounting groove has been seted up to mounting panel 10's up end, be provided with tachometer body 11 in the mounting groove, two fixed slots have been seted up to mounting panel 10's up end symmetry, when the device received the collision, the elasticity that second spring 13 can produce can play the effect of buffering to tachometer body 11 on the horizontal direction, then through slide 3, connecting rod 4 and push rod 6's cooperation setting, can compress first spring 8, the elasticity that first spring 8 produced can play the effect of buffering to tachometer body 11 in vertical direction, prevent that tachometer body 11 from leading to the device internals to damage because of violent vibrations, and then improved tachometer body 11's life.

Wherein, fixture includes two second sliders 12, the equal sliding connection of every second slider 12 is in the fixed slot, the equal fixedly connected with montant 14 of up end of every second slider 12, the equal fixedly connected with horizontal pole 15 of one side that two montants 14 are relative, the equal fixedly connected with splint 16 of the other end of every horizontal pole 15, the opposite side of every splint 16 all supports on the lateral wall of tachometer body 11, through splint 16, the cooperation setting of horizontal pole 15 and second spring 13, can play the fixed effect of centre gripping to tachometer body 11.

Wherein, two second sliders 12 are the equal fixedly connected with second spring 13 in one side that backs on the back mutually, and the equal fixed connection of the other end of every second spring 13 is on the inner wall of fixed slot, and second spring 13 can play the effect that resets to splint 16.

Wherein, the equal sliding connection of two push rods 6 is in the inner wall of fixed block 2, and the equal sliding connection of two push pedal 7 is on the inner wall of second cavity, and push rod 6 can drive push pedal 7 and remove.

Wherein, briquetting 9 sliding connection is in the inner wall of fixed block 2, and respectively fixed connection is equallyd divide at two first spring 8's both ends on the lateral wall of push pedal 7 and the inner wall of second cavity, and first spring 8 can play the effect of buffering to tachometer body 11 in vertical direction.

Wherein, be provided with the switch door on the lateral wall of shell 1, symmetry fixedly connected with two handles on the lateral wall of switch door, the switch door is conveniently opened to the handle, and the switch door is conveniently opened to the handle.

In the utility model, when in use, the door is opened, the two vertical rods 14 are held by hands to pull back, the vertical rods 14 can compress the second spring 13 through the second slider 12, so that the second spring 13 generates opposite elasticity, and simultaneously, the vertical rods 14 can drive the two clamping plates 16 to move back and forth through the cross rods 15, then the tachometer body 11 is placed in the mounting groove, the upper end surface of the shell 1 is arranged to be made of transparent material, so that a user can conveniently watch the tachometer body 11 and loosen the vertical rods 14, the clamping plates 16 reset under the elastic action of the second spring 13, so that the clamping plates 16 are abutted against the side wall of the tachometer body 11, and the tachometer body 11 is clamped and fixed;

secondly, when the device is collided, the second spring 13 can play a role in buffering the tachometer body 11, the tachometer body 11 can downwards extrude the pressing block 9 through the mounting plate 10, the pressing block 9 can downwards extrude the sliding plate 3, the sliding plate 3 can oppositely move towards the two first sliding blocks 5 driven by the connecting rod 4, the first sliding blocks 5 can drive the two pushing plates 7 to oppositely move through the pushing rods 6 and compress the first spring 8, so that the first spring 8 generates opposite elastic force, and the first spring 8 can play a role in buffering the device;

finally, through splint 16, the cooperation setting of horizontal pole 15 and second spring 13, can play the fixed effect of centre gripping to tachometer body 11, when the device received the collision, the elasticity that second spring 13 can produce can play the effect of buffering to tachometer body 11 on the horizontal direction, then through slide 3, connecting rod 4 and push rod 6's cooperation setting, can compress first spring 8, the elasticity that first spring 8 produced can play the effect of buffering to tachometer body 11 on vertical direction, prevent that tachometer body 11 from leading to device internals to damage because of violent vibrations, and then improved tachometer body 11's life.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A protection device for a tachometer comprises a shell (1) and a clamping mechanism, and is characterized in that a fixed block (2) is fixedly connected to the inner wall of the shell (1), a first cavity is formed in the fixed block (2), a sliding plate (3) is connected to the first cavity in a sliding manner, two connecting rods (4) are symmetrically and rotatably connected to the lower end face of the sliding plate (3), a first sliding block (5) is rotatably connected to the other end of each connecting rod (4), two grooves are symmetrically formed in the inner wall of the first cavity, each first sliding block (5) is slidably connected to the corresponding groove, push rods (6) are fixedly connected to the opposite sides of the two first sliding blocks (5), a second cavity is formed in the fixed block (2), and the opposite ends of the two push rods (6) penetrate through the second cavity and are fixedly connected with push plates (7), every all cup jointed first spring (8) on push rod (6), up end fixedly connected with briquetting (9) of slide (3), the up end of briquetting (9) runs through first cavity and fixedly connected with mounting panel (10), the mounting groove has been seted up to the up end of mounting panel (10), be provided with tachometer body (11) in the mounting groove, two fixed slots have been seted up to the up end symmetry of mounting panel (10).

2. The protection device for the tachometer according to claim 1, wherein the clamping mechanism comprises two second sliding blocks (12), each second sliding block (12) is slidably connected in a fixed groove, the upper end surface of each second sliding block (12) is fixedly connected with a vertical rod (14), one side of each vertical rod (14) opposite to the corresponding vertical rod is fixedly connected with a cross rod (15), the other end of each cross rod (15) is fixedly connected with a clamping plate (16), and the other side of each clamping plate (16) abuts against the side wall of the tachometer body (11).

3. The protection device for the revolution meter according to claim 2, characterized in that a second spring (13) is fixedly connected to each of the two second sliding blocks (12) at the opposite sides, and the other end of each second spring (13) is fixedly connected to the inner wall of the fixing groove.

4. A protection device for a tachometer according to claim 1, wherein both push rods (6) are slidably connected in the inner wall of the fixed block (2) and both push plates (7) are slidably connected on the inner wall of the second cavity.

5. A protection device for tachometers according to claim 1, characterized in that the pressure block (9) is slidably connected in the inner wall of the fixed block (2), and the two ends of the two first springs (8) are fixedly connected to the side wall of the push plate (7) and the inner wall of the second cavity, respectively.

6. The protection device for the revolution meter according to claim 1, characterized in that a switch door is arranged on the side wall of the housing (1), and two handles are symmetrically and fixedly connected to the side wall of the switch door.