CN221300744U - Flatness tester - Google Patents

Abstract

The utility model relates to the technical field of municipal engineering quality detection, and discloses a flatness tester, which comprises a machine shell, wherein the inner wall of the machine shell is attached with a tester body, a fixing structure is arranged in the machine shell, a dismounting structure is arranged in the machine shell, and the fixing structure comprises: the handle, the outer wall of casing runs through and has the handle and rotate with the department of running through of handle to be connected, the outer wall fixedly connected with telescopic link of handle. This roughness tester, through being provided with fixed knot constructs, only need fix the both sides of tester body through rotatory handle through fixed knot constructs, the front end of dog can block the one side that the tester body is close to the casing outside simultaneously, and then has improved the stability when the dog is fixed the tester body, ensures that the tester body can not rock in the casing because of the removal of casing and lead to damaging.

Description

Flatness tester

Technical Field

The utility model relates to the technical field of municipal engineering quality detection, in particular to a flatness tester.

Background

Municipal works quality detection refers to the detection of the quality of civil works, pipelines, equipment installation works of urban roads, public transportation and the like.

According to the disclosed flatness detector (publication number: CN 217083725U) for municipal works quality detection, through the cooperation between the rotation handle, the runner, first connecting rod, the sector gear, the rack, second connecting rod and third connecting rod, the rotation handle drives the runner to rotate, the runner drives the sector gear to rotate through first connecting rod, the sector gear rotates along the round pin axle at center, the sector gear makes the rack right-hand movement, the rack drives the second connecting rod of below right-hand movement, the second connecting rod drives the third connecting rod to rotate along the round pin axle at center, the third connecting rod makes the second connecting rod of top left-hand movement, make two second connecting rods clamp middle flatness detector body, accomplish the equipment to flatness detector body, when dismantling when needs, reverse rotation handle takes off flatness detector body, the problem that flatness detector for municipal works quality detection can't dismantle is solved.

The device is fixed the roughness detector body through corotation handle, dismantles the roughness detector body through the reversal handle, but the device is not provided with the structure of fixing the handle, and then leads to the centre gripping of two second connecting rods to middle roughness detector body that drive through the handle unstable, and then leads to the casing to rock in the inside of casing at the in-process detector body that removes and then lead to the detector body to cause the damage because colliding with.

Disclosure of utility model

The utility model aims to provide a flatness tester for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a roughness tester, includes the casing, the inner wall laminating of casing has the tester body, the inside of casing is equipped with fixed knot constructs, the inside of casing is equipped with the dismantlement structure, fixed knot constructs and includes:

The handle penetrates through the outer wall of the shell and is rotationally connected with the penetrating part of the handle, the shell plays a supporting role on the handle, the outer wall of the handle is fixedly connected with a telescopic rod, the handle plays a fixing role on the telescopic rod, a sliding groove is formed in the bottom surface of the interior of the shell, the inner wall of the sliding groove is slidably connected with a movable rod, the sliding groove plays a fixing role on the moving track of the movable rod, and one end, far away from the handle, of the telescopic rod is hinged with the movable rod;

The outer wall of the movable rod is fixedly connected with a stop block, the movable rod plays a role in fixing the stop block, the inner wall of the shell penetrates through the stop block and is in sliding connection with the penetrating part of the stop block, the outer wall of the stop block is attached to the tester body, and the stop block can clamp the tester body;

the auxiliary spring, the inner wall fixedly connected with auxiliary spring of handle, the handle plays the fixed action to auxiliary spring, the inner wall sliding connection of handle has the auxiliary lever, the one end fixed connection auxiliary lever of the inner wall of handle is kept away from to auxiliary spring, the outer wall fixedly connected with gag lever post of auxiliary lever, and the gag lever post can remove along with the removal of auxiliary lever, the spacing groove has been seted up to the outer wall of casing, the inner wall laminating gag lever post of spacing groove, the size and the gag lever post size looks adaptation of spacing groove.

Preferably, the dismounting structure comprises: the guide slot is formed in the inner wall of the shell.

Preferably, the inner wall sliding connection of guide way has the push pedal, and the guide way plays the fixed effect to the removal orbit of push pedal.

Preferably, the outer wall of the push plate is attached to the tester body.

Preferably, the inner wall of the casing is fixedly connected with a return spring.

Preferably, the reset spring is fixedly connected with the push plate at one end far away from the inner wall of the shell, and can push the push plate to reset through self elasticity, so that the tester body is pushed out of the shell along with reset of the push plate.

Compared with the prior art, the utility model provides a flatness tester, which has the following beneficial effects:

1. this roughness tester, through being provided with fixed knot constructs, only need fix the both sides of tester body through rotatory handle through fixed knot constructs, the front end of dog can block the one side that the tester body is close to the casing outside simultaneously, and then has improved the stability when the dog is fixed the tester body, ensures that the tester body can not rock in the casing because of the removal of casing and lead to damaging.

2. This roughness tester through being provided with the dismantlement structure, just can remove the fixed to the tester body through the dismantlement structure counter-rotating handle, and reset spring can pop out in the casing with the part of tester body through self elasticity this moment, and then the person of facilitating the use dismantles the tester body.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the entire structure of the present utility model;

FIG. 3 is a schematic view of the present utility model with portions broken away;

FIG. 4 is a schematic cross-sectional view of the handle of the present utility model;

FIG. 5 is a schematic view of a movable rod structure according to the present utility model;

FIG. 6 is an enlarged schematic view of the structure A of FIG. 1 according to the present utility model.

In the figure: 1. a housing; 2. a tester body; 4. a fixed structure; 41. a handle; 42. an auxiliary spring; 43. an auxiliary lever; 44. a limit rod; 45. a limit groove; 46. a telescopic rod; 47. a movable rod; 48. a stop block; 49. a chute; 5. disassembling the structure; 51. a guide groove; 52. a push plate; 53. and a return spring.

Detailed Description

As shown in fig. 1 to 6, the present utility model provides a technical solution: the utility model provides a roughness tester, includes casing 1, and casing 1's inner wall laminating has tester body 2, and casing 1's inside is equipped with fixed knot constructs 4, and casing 1's inside is equipped with dismantles structure 5.

The fixing structure 4 includes: handle 41, auxiliary spring 42, auxiliary rod 43, stop lever 44, stop groove 45, telescopic rod 46, movable rod 47, stop block 48, and chute 49. The outer wall of the casing 1 is penetrated with a handle 41 and is rotationally connected with the penetrating part of the handle 41, the casing 1 plays a supporting role on the handle 41, the outer wall of the handle 41 is fixedly connected with a telescopic rod 46, the handle 41 plays a fixing role on the telescopic rod 46, the telescopic rod 46 is provided with two groups, the two groups of telescopic rods 46 are symmetrically distributed by taking the central line of the handle 41 as a symmetrical axis, the bottom surface of the inside of the casing 1 is provided with two groups of sliding grooves 49, the two groups of sliding grooves 49 are symmetrically distributed by taking the central line of the casing 1 as a symmetrical axis, the inner wall of the sliding groove 49 is slidingly connected with a movable rod 47, the sliding grooves 49 play a fixing role on the moving track of the movable rod 47, thereby preventing the movable rod 47 from being capable of accurately driving a stop 48 to move towards the tester body 2 along with the movement of the telescopic rod 46, one end of the telescopic rod 46 away from the handle 41 is hinged with the movable rod 47, the movable rod 47 slides along the inner wall of the sliding groove 49 along with the circular motion of the telescopic rod 46, the outer wall of the movable rod 47 is fixedly connected with the stop block 48, the movable rod 47 plays a role in fixing the stop block 48, meanwhile, the stop block 48 is provided with two groups, the two groups of stop blocks 48 are symmetrically distributed by taking the central line of the shell 1 as a symmetrical axis, the inner wall of the shell 1 penetrates through the stop block 48 and is in sliding connection with the penetrating part of the stop block 48, the outer wall of the stop block 48 is attached to the tester body 2, the stop block 48 is in an L shape, the longer part of the stop block 48 can clamp two sides of the tester body 2, the distribution of the end of the stop block 48 can fix one end of the tester body 2 far away from the push plate 52, the stability of the tester body 2 fixed in the shell 1 is higher, the inner wall of the handle 41 is fixedly connected with the auxiliary spring 42, the handle 41 plays a role in fixing the auxiliary spring 42, meanwhile, the auxiliary spring 42 drives the auxiliary rod 43 to reset through self elasticity, the inner wall of the handle 41 is slidably connected with the auxiliary rod 43, one end, away from the inner wall of the handle 41, of the auxiliary spring 42 is fixedly connected with the auxiliary rod 43, the outer wall of the auxiliary rod 43 is fixedly connected with the limiting rod 44, the auxiliary rod 43 plays a role in fixing the limiting rod 44, the limiting rod 44 moves along with the movement of the auxiliary rod 43, the outer wall of the machine shell 1 is provided with the limiting grooves 45, the limiting grooves 45 are provided with a plurality of groups, the limiting grooves 45 are circumferentially distributed by taking the handle 41 as a circle center, the size of the limiting grooves 45 is matched with the size of the limiting rod 44, the inner wall of the limiting grooves 45 is attached to the limiting rod 44, and when the limiting rod 44 is inserted into the limiting groove 45 along with the resetting of the auxiliary rod 43, the handle 41 can be fixed, and therefore the position of the stop block 48 is fixed.

The dismounting structure 5 includes: guide groove 51, push plate 52, return spring 53. The guide slot 51 has been seted up to the inner wall of casing 1, guide slot 51's inner wall sliding connection has push pedal 52, guide slot 51 plays fixed action to the removal orbit of push pedal 52, simultaneously when tester body 2 can promote push pedal 52 along the inner wall of guide slot 51 to the direction removal of reset spring 53 makes the one end that push pedal 52 is close to reset spring 53 and when guide slot 51 is close to the one end laminating of reset spring 53, the one end that the shorter one end of dog 48 is close to reset spring 53 and the one end that tester body 2 kept away from reset spring 53 are in same horizontal plane this moment, the outer wall laminating of push pedal 52 tester body 2, the inner wall fixedly connected with reset spring 53 of casing 1, casing 1 can play fixed action to reset spring 53, one end that reset spring 53 kept away from the inner wall of casing 1 is fixedly connected with push pedal 52, when dog 48 no longer keeps hold tester body 2, reset spring 53 can promote push pedal 52 through self elasticity this moment, and then make tester body 2 reset along with reset of push pedal 52, and then make a part of tester body 2 be popped out the inside of casing 1.

Working principle: through placing tester body 2 in the inside of casing 1, this moment is through removing auxiliary rod 43 to the direction that keeps away from handle 41, and then make auxiliary rod 43 drive gag lever post 44 break away from spacing groove 45, and then remove the fixed limit to handle 41, this moment through rotatory handle 41, telescopic link 46 can carry out circular motion with handle 41 as the centre of a circle along with the rotation of handle 41 this moment, and then make movable rod 47 along with the circular motion of telescopic link 46 along the inner wall of spout 49 to the direction of tester body 2 remove, at this moment dog 48 can remove to the direction of tester body 2 along with the removal of movable rod 47, and then fix the centre of a clamp through dog 48 to the lateral wall of tester body 2, simultaneously dog 48 can fix the front end of tester body 2, and then the stability of tester body 2 in casing 1 has been improved, and then avoid tester body 2 to take place to rock, after the dog 48 is fixed to tester body 2, can loosen auxiliary rod 43, this moment auxiliary spring 42 can drive auxiliary rod 43 through self elasticity and reset, and then make gag lever post 44 insert in the direction of handle 45 along with the reset of auxiliary rod 43, and then fix the position to 48 again, thereby realize fixing 48.

Meanwhile, in the process of placing the tester body 2 in the casing 1, the tester body 2 can push the push plate 52 to move along the inner wall of the guide groove 51 towards the direction of the reset spring 53, so that one end of the push plate 52, which is close to the reset spring 53, is attached to one end of the guide groove 51, which is close to the reset spring 53, and when the tester body 2 needs to be disassembled, the handle 41 is rotated reversely, so that the stop block 48 does not clamp the tester body 2, at the moment, the reset spring 53 can push the push plate 52 to reset through the elasticity of the stop block, so that the tester body 2 resets along with the reset of the push plate 52, and a part of the tester body 2 is ejected out of the casing 1, so that the tester body 2 is disassembled by a user conveniently.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (6)

1. Flatness tester, including casing (1), its characterized in that: the inner wall laminating of casing (1) has tester body (2), the inside of casing (1) is equipped with fixed knot constructs (4), the inside of casing (1) is equipped with dismantles structure (5), fixed knot constructs (4) include:

the handle (41), the outer wall of casing (1) runs through has handle (41) and rotates with the junction of handle (41) and be connected, the outer wall fixedly connected with telescopic link (46) of handle (41), spout (49) have been seted up to the bottom surface of the inside of casing (1), the inner wall sliding connection of spout (49) has movable rod (47), one end articulated movable rod (47) of telescopic link (46) keeping away from handle (41);

The stopper (48), the outer wall of the movable rod (47) is fixedly connected with the stopper (48), the inner wall of the casing (1) penetrates through the stopper (48) and is in sliding connection with the penetrating part of the stopper (48), and the outer wall of the stopper (48) is attached to the tester body (2);

Auxiliary spring (42), the inner wall fixedly connected with auxiliary spring (42) of handle (41), the inner wall sliding connection of handle (41) has auxiliary rod (43), the one end fixed connection auxiliary rod (43) of the inner wall of handle (41) is kept away from to auxiliary spring (42), the outer wall fixedly connected with gag lever post (44) of auxiliary rod (43), spacing groove (45) have been seted up to the outer wall of casing (1), the inner wall laminating gag lever post (44) of spacing groove (45).

2. The flatness tester of claim 1, wherein: the dismounting structure (5) comprises: the guide groove (51) is formed in the inner wall of the shell (1).

3. The flatness tester of claim 2, wherein: the inner wall of the guide groove (51) is connected with a push plate (52) in a sliding manner.

4. A flatness tester according to claim 3, characterized in that: the outer wall of the push plate (52) is attached to the tester body (2).

5. The flatness tester of claim 1, wherein: the inner wall of the shell (1) is fixedly connected with a reset spring (53).

6. The flatness tester of claim 5, wherein: one end of the return spring (53) far away from the inner wall of the shell (1) is fixedly connected with the push plate (52).