CN215524551U

CN215524551U - Cylinder circumference measuring device

Info

Publication number: CN215524551U
Application number: CN202121747211.3U
Authority: CN
Inventors: 张恺锐; 张朝明
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-01-14
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a cylinder circumference measuring device, which comprises a measuring device main body, wherein a base is fixed at the bottom end of the measuring device main body, a connecting rod is connected onto the measuring device main body, a numerical instrument panel is connected onto the connecting rod, a protection component is fixed onto the numerical instrument panel, and a limiting component is connected onto the outer wall of the numerical instrument panel; through the protection component who sets up, wherein protection component includes the fixed plate, the apparatus further comprises a rotating shaft, loop bar and guard plate, can make the guard plate cover the numerical value panel board through this device and form the protection, effectively avoid the numerical value panel board to be struck by accident and lead to the drawback of damaging, through the spacing component that sets up, wherein spacing component includes the activity storehouse, the spout, the slider, the gag lever post, a spring, the pull rod, accessory plate and spacing groove, can make through this device can consolidate through spacing component after the guard plate covers, can not become flexible easily when guaranteeing the guard plate protection.

Description

Cylinder circumference measuring device

Technical Field

The utility model relates to the technical field of circumference measurement, in particular to a cylinder circumference measuring device.

Background

Circumference is a mathematical term, and refers to a path on a plane where a moving point moves for a circle by taking a fixed point as a center and a fixed length as a distance, and is called circumference, which is called circle for short, and usually circumference measurement on a cylinder needs a circumference measuring device for measurement.

However, the existing cylinder circumference measuring device still has some disadvantages, a meter panel for recording a measured value is arranged on the traditional cylinder circumference measuring device, then the meter panel is usually exposed outside, even if a layer of transparent plastic is arranged on the outer wall of a dial, the protection strength is poor, and the meter panel is damaged due to gravity impact, so that the cylinder circumference measuring device is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the cylinder circumference measuring device, and the protection component is arranged, wherein the protection component comprises the fixing plate, the rotating shaft, the sleeve rod and the protection plate, and the protection plate can cover the numerical instrument panel to form protection through the device, so that the defect that the numerical instrument panel is damaged due to accidental impact is effectively avoided.

In order to solve the technical problems, the utility model provides the following technical scheme: cylinder circumference measuring device, including the measuring device main part, measuring device main part bottom mounting has the base, be connected with the connecting rod in the measuring device main part, be connected with the numerical value panel board on the connecting rod, be fixed with protection component on the numerical value panel board, numerical value panel board outer wall connection has spacing subassembly.

As a preferred technical scheme of the utility model, the protection assembly comprises two groups of fixing plates fixed on the outer walls of two sides of the top end of the numerical instrument panel, a rotating shaft fixed on the two groups of fixing plates, a sleeve rod sleeved on the rotating shaft and a protection plate fixed on the sleeve rod.

As a preferable technical scheme of the utility model, the length of the sleeve is equal to the distance from the front end surface of the rotating shaft to the outer wall of the front end of the numerical instrument panel.

As a preferable technical solution of the present invention, the protection plate is configured to be circular, and the area of the protection plate is set to be equal to the area of the numerical instrument panel.

As a preferred technical scheme of the utility model, the limiting component comprises two groups of movable bins fixed on the outer walls of two sides of the numerical instrument panel, sliding chutes arranged on the inner walls of the movable bins, sliding blocks connected with the sliding chutes in a sliding manner, limiting rods fixed with the sliding blocks, springs wound on the limiting rods, pull rods fixed at the outer ends of the springs, two groups of auxiliary plates fixed on the outer walls of two sides of the protection plate and limiting grooves arranged on the inner walls of the two groups of auxiliary plates.

As a preferred technical scheme of the utility model, one end of the spring is connected with the outer wall of the sliding block, and the other end of the spring is connected with the inner wall of the movable bin.

As a preferable technical scheme of the utility model, the diameter of the limiting rod is equal to that of the limiting groove, and the length of the limiting rod is greater than that of the limiting groove.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through the protection component who sets up, wherein protection component includes fixed plate, pivot, loop bar and guard plate, when the staff need not use the numerical value panel board, only need rotate the guard plate for the guard plate drives the loop bar and rotates in the pivot, until the guard plate rotatory to with the laminating of numerical value panel board surface, can make the guard plate cover the numerical value panel board through this device and form the protection, effectively avoid the numerical value panel board to be struck by accident and lead to the drawback of damage.

2. Through the spacing subassembly that sets up, wherein spacing subassembly is including the activity storehouse, the spout, the slider, the gag lever post, a spring, the pull rod, accessory plate and spacing groove, before the guard plate covers numerical value panel board front end, the pull rod at outside pulling both ends in advance, make the pull rod pass through the slider and outwards slide in the spout, slip in-process extrusion spring produces deformation, form the protection back until guard plate and numerical value panel board front end laminate completely, the pull rod at not hard up both ends, the resilience that the elasticity of spring self produced this moment promotes the gag lever post and forms spacingly with the spacing groove block in the accessory plate, can make the guard plate cover the back through spacing subassembly consolidate easily through this device, can not become flexible easily when guaranteeing the guard plate protection.

Drawings

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

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic top view of a portion of the present invention;

FIG. 5 is a schematic side sectional view of a partial structure of a numerical instrument panel according to the present invention;

wherein: 1. a measuring device main body; 2. a base; 3. a connecting rod; 4. a numerical instrument panel; 5. a guard assembly; 51. a fixing plate; 52. a rotating shaft; 53. a loop bar; 54. a protection plate; 6. a limiting component; 61. a movable bin; 62. a chute; 63. a slider; 64. a limiting rod; 65. a spring; 66. a pull rod; 67. a fixing plate; 68. a limiting groove.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-5, the cylinder circumference measuring device, including the measuring device main part 1, the bottom end of the measuring device main part 1 is fixed with the base 2, the connecting rod 3 is connected to the measuring device main part 1, the numerical instrument panel 4 is connected to the connecting rod 3, the protective component 5 is fixed to the numerical instrument panel 4, the outer wall of the numerical instrument panel 4 is connected with the spacing component 6, the protective component 5 includes two sets of fixing plates 51 fixed to the outer walls of the two sides of the top end of the numerical instrument panel 4, the rotating shaft 52 fixed to the two sets of fixing plates 51, the loop bar 53 sleeved on the rotating shaft 52 and the protective plate 54 fixed to the loop bar 53.

When the worker does not need to use the numerical instrument panel 4, the worker only needs to rotate the protection plate 54, so that the protection plate 54 drives the sleeve rod 53 to rotate on the rotating shaft 52, the length of the sleeve rod 53 is equal to the distance from the front end surface of the rotating shaft 52 to the outer wall of the front end of the numerical instrument panel 4, through the design, after the loop bar 53 drives the protection plate 54 to rotate, the protection plate 54 can be driven to be completely attached to the front end of the numerical instrument panel 4 without leaving a gap until the protection plate 54 rotates to be attached to the surface of the numerical instrument panel 4, the protection plate 54 is circular in shape, the area of the protection plate 54 is equal to the area of the numerical instrument panel 4, through the design, after the protection plate 54 rotates and is attached to the front end of the numerical instrument panel 4, the front end of the numerical instrument panel 4 can be completely covered to form protection, through this device can make guard plate 54 cover numerical value panel board 4 and form the protection, effectively avoid numerical value panel board 4 to be strikeed by accident and lead to the drawback of damaging.

The limiting component 6 comprises two groups of movable bins 61 fixed on the outer walls of two sides of the numerical instrument panel 4, sliding chutes 62 formed in the inner walls of the movable bins 61, sliding blocks 63 connected with the sliding chutes 62 in a sliding manner, limiting rods 64 fixed with the sliding blocks 63, springs 65 wound on the limiting rods 64, pull rods 66 fixed at the outer ends of the springs 65, two groups of auxiliary plates 67 fixed on the outer walls of two sides of the protection plate 54, and limiting grooves 68 formed in the inner walls of the two groups of auxiliary plates 67.

Before the protective plate 54 covers the front end of the numerical instrument panel 4, the pull rods 66 at two ends are pulled outwards in advance, so that the pull rods 66 slide outwards in the sliding grooves 62 through the sliding blocks 63, the spring 65 is extruded to deform in the sliding process, one end of the spring 65 is connected with the outer wall of the sliding block 63, the other end of the spring 65 is connected with the inner wall of the movable bin 61, through the design, the restoring force generated by the elasticity of the spring 65 is matched with the limiting rod 64, so that the clamping and the releasing of the clamping are realized on the limiting groove 68, after the protective plate 54 is completely attached to the front end of the numerical instrument panel 4 to form protection, the pull rods 66 at two ends are loosened, the restoring force generated by the elasticity of the spring 65 pushes the limiting rod 64 to be clamped with the limiting groove 68 in the auxiliary plate 67 to form limiting, the diameter of the limiting rod 64 is equal to the diameter of the limiting groove 68, and the length of the limiting rod 64 is greater than the length of the limiting groove 68, through the design, the limiting rod 64 can be inserted into the limiting groove 68 to form clamping limitation, the protection plate 54 can be reinforced through the limiting assembly 6 after being covered through the device, and the protection plate 54 cannot be loosened easily during protection.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, that the preferred embodiments of the present invention are described in the above embodiments and the description, and not intended to limit the present invention, and that various changes and modifications may be made within the scope of the utility model as claimed, which is defined by the appended claims and their equivalents, without departing from the spirit and scope of the utility model.

Claims

1. Cylinder circumference measuring device, including measuring device main part (1), its characterized in that: the measuring device is characterized in that a base (2) is fixed to the bottom end of the measuring device body (1), a connecting rod (3) is connected to the measuring device body (1), a numerical instrument panel (4) is connected to the connecting rod (3), a protection component (5) is fixed to the numerical instrument panel (4), and a limiting component (6) is connected to the outer wall of the numerical instrument panel (4).

2. A cylinder circumference measuring device according to claim 1, wherein: the protection assembly (5) comprises two groups of fixing plates (51) fixed on the outer walls of the two sides of the top end of the numerical instrument panel (4), a rotating shaft (52) fixed on the two groups of fixing plates (51), a sleeve rod (53) sleeved on the rotating shaft (52) and a protection plate (54) fixed on the sleeve rod (53).

3. A cylinder circumference measuring device according to claim 2, wherein: the length of the sleeve rod (53) is equal to the distance from the surface of the front end of the rotating shaft (52) to the outer wall of the front end of the numerical instrument panel (4).

4. A cylinder circumference measuring device according to claim 2, wherein: the protection plate (54) is circular in shape, and the area of the protection plate (54) is equal to that of the numerical instrument panel (4).

5. A cylinder circumference measuring device according to claim 2, wherein: the limiting assembly (6) comprises two groups of movable bins (61) fixed on the outer walls of the two sides of the numerical instrument panel (4), sliding chutes (62) formed in the inner walls of the movable bins (61), sliding blocks (63) connected with the sliding chutes (62) in a sliding mode, limiting rods (64) fixed with the sliding blocks (63), springs (65) wound on the limiting rods (64), pull rods (66) fixed at the outer ends of the springs (65), two groups of auxiliary plates (67) fixed on the outer walls of the two sides of the protection plate (54) and limiting grooves (68) formed in the inner walls of the two groups of auxiliary plates (67).

6. A cylinder circumference measuring device according to claim 5, characterized in that: one end of the spring (65) is connected with the outer wall of the sliding block (63), and the other end of the spring (65) is connected with the inner wall of the movable bin (61).

7. A cylinder circumference measuring device according to claim 5, characterized in that: the diameter of the limiting rod (64) is equal to that of the limiting groove (68), and the length of the limiting rod (64) is larger than that of the limiting groove (68).